1 2012-11-05 Alan Modra <amodra@gmail.com>
3 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
4 (struct Opd_ent): Use "Address" rather than "Offset".
5 (Output_data_got_powerpc::got_base_offset): Return Valtype.
6 (Target_powerpc::got_section): Make public.
7 (Target_powerpc::scan_relocs): Move code setting symbols..
8 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
9 Create _SDA_BASE_ only when referenced.
11 2012-11-02 Roland McGrath <mcgrathr@google.com>
13 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
16 2012-11-01 Roland McGrath <mcgrathr@google.com>
18 * target.h (Sized_target::relocate_relocs): Use Elf_Off
19 for offset_in_output_section parameter.
20 (Sized_target::relocate_special_relocatable): Likewise.
21 * arm.cc (Target_arm::relocate_relocs): Likewise.
22 (Target_arm::relocate_special_relocatable): Likewise.
23 * i386.cc (Target_i386::relocate_relocs): Likewise.
24 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
25 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
26 * target-reloc.h (relocate_relocs): Likewise.
27 * testsuite/testfile.cc (Target_test): Likewise.
28 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
29 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
31 * system.h: Move inclusion of <clocale> to after <libintl.h> in
32 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
34 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
35 parameter, which is unused in the [!F_SETFD] case.
37 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
38 SYMNDX to off_t before comparing it to this->data_size().
39 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
40 * incremental.cc (Output_section_incremental_inputs::do_write):
41 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
43 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
45 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
47 * gold.cc (Target_arm::do_adjust_elf_header): Add the
48 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
51 2012-10-29 Cary Coutant <ccoutant@google.com>
53 * dwp.cc (usage): Add file and exit status parameters;
54 add --help and --version options.
55 (print_version): New function.
56 (main): Add --help and --version options.
58 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
60 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
61 final_layout_sequence.txt.
62 * testsuite/Makefile.in: Regenerated.
64 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
66 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
67 COMPILE generated by automake.
69 (CXXCOMPILE1): Likewise.
71 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
73 (CXXCOMPILE): Likewise.
75 * testsuite/Makefile.in: Regenerated.
77 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
79 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
82 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
84 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
87 2012-10-23 Cary Coutant <ccoutant@google.com>
89 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
90 * testsuite/Makefile.in: Regenerate.
91 * testsuite/dwp_test.h: New source file.
92 * testsuite/dwp_test_1.cc: New source file.
93 * testsuite/dwp_test_1.s: New source file.
94 * testsuite/dwp_test_1.sh: New source file.
95 * testsuite/dwp_test_1b.cc: New source file.
96 * testsuite/dwp_test_1b.s: New source file.
97 * testsuite/dwp_test_2.cc: New source file.
98 * testsuite/dwp_test_2.s: New source file.
99 * testsuite/dwp_test_2.sh: New source file.
100 * testsuite/dwp_test_main.cc: New source file.
101 * testsuite/dwp_test_main.s: New source file.
103 2012-10-23 Cary Coutant <ccoutant@google.com>
105 * dwp.h: New header file.
106 * dwp.cc: New source file.
107 * gold.h: Move shared declarations to system.h.
108 * system.h: New header file.
109 * Makefile.am: Add dwp.
110 * Makefile.in: Regenerate.
112 2012-10-23 Cary Coutant <ccoutant@google.com>
114 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
115 Dwarf_info_reader::read_from_pointer.
116 (Dwarf_pubnames_table::read_header): Likewise.
117 (Dwarf_pubnames_table::next_name): Likewise.
118 (Dwarf_die::read_attributes): Likewise.
119 (Dwarf_die::skip_attributes): Likewise.
120 (Dwarf_info_reader::read_from_pointer): New function template.
121 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
122 (Dwarf_pubnames_table): Likewise.
123 (Dwarf_info_reader::read_from_pointer): New function template.
124 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
125 Dwarf_pubnames_table ctor.
127 2012-10-23 Cary Coutant <ccoutant@google.com>
129 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
131 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
133 (Dwarf_info_reader::set_abbrev_shndx): New method.
134 (Dwarf_info_reader::abbrev_shndx_): New data member.
136 2012-10-23 Cary Coutant <ccoutant@google.com>
138 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
139 from object, not parameters.
140 (Dwarf_info_reader::parse): Likewise.
141 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
142 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
143 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
146 2012-10-23 Cary Coutant <ccoutant@google.com>
148 * fileread.cc (Input_file::Input_file): New constructor.
149 * fileread.h (class Input_file): Add new constructor.
151 2012-10-18 Alan Modra <amodra@gmail.com>
154 * object.cc (Relobj::is_section_name_included): Also match
155 .sdata personality section.
157 2012-10-18 Alan Modra <amodra@gmail.com>
159 * target-reloc.h (class Default_comdat_behavior): New, package up..
160 (get_comdat_behaviour): ..this.
161 (relocate_section): Add Relocate_comdat_behavior template arg,
163 * arm.cc (Target_arm::relocate_section): Adjust to suit.
164 (Target_arm::scan_reloc_section): Likewise.
165 * i386.cc (Target_i386::relocate_section): Likewise.
166 * sparc.cc (Target_sparc::relocate_section): Likewise.
167 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
168 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
169 * powerpc.cc (class Relocate_comdat_behavior): New.
170 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
171 gold::relocate_section with new template arg.
173 2012-10-18 Alan Modra <amodra@gmail.com>
175 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
176 dynamic relocs for GOT_TPREL got entries, without symbol if
178 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
179 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
180 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
182 2012-10-17 Alan Modra <amodra@gmail.com>
185 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
187 2012-10-16 Sriraman Tallam <tmsriram@google.com>
189 * layout.cc (Layout::include_section): Keep sections marked
190 SHF_EXCLUDE when doing relocatable links.
192 2012-10-16 Alan Modra <amodra@gmail.com>
194 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
195 (Target_powerpc::do_finalize_sections): Call it.
196 (Output_data_save_res): New class and supporting functions.
197 (Target_powerpc::symval_for_branch): Only look up .opd entry for
198 normal symbols defined in object files.
200 2012-10-12 Alan Modra <amodra@gmail.com>
202 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
203 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
204 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
205 section if scan_opd_relocs not yet called.
206 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
208 2012-10-12 Alan Modra <amodra@gmail.com>
210 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
211 add_local_ifunc_entry): Revert last change.
212 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
214 2012-10-05 Alan Modra <amodra@gmail.com>
216 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
217 do_plt_address_for_global): New functions.
218 (Output_data_got_powerpc::do_write): Don't segfault when linking
220 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
221 add_local_ifunc_entry): Return true on adding entry..
222 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
223 glink->add_entry call. Remove unused symtab param. Adjust calls.
224 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
225 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
227 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
228 syms here. Do so even when no .iplt. Don't segfault when linking
230 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
231 new variants without reloc param.
232 (Glink_sym_ent::Glink_sym_ent): Likewise.
233 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
234 reloc when refs will resolve to plt call stub.
235 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
236 R_PPC_PLTREL24 to resolve locally.
237 (Target_powerpc::Scan::global): Correct ifunc handling.
238 (Target_powerpc::Relocate::relocate): Correct local sym glink
239 lookup. Don't destroy "value" when we have a plt call stub,
240 and when checking plt call validity.
241 (Target_powerpc::do_dynsym_value): Simplify.
243 2012-10-05 Alan Modra <amodra@gmail.com>
245 * i386.cc (Output_data_plt_i386::address_for_global,
246 address_for_local): Add plt offset to returned value. Adjust uses.
247 * sparc.cc (Output_data_plt_sparc::address_for_global,
248 address_for_local): Likewise.
249 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
250 address_for_local): Likewise.
251 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
252 address_for_local): Likewise.
253 * target.h (Target::plt_address_for_global, plt_address_for_local):
255 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
256 (Output_data_got::Got_entry::write): Nor here.
257 * output.h: Comment fix.
259 2012-10-02 Jiong Wang <jiwang@tilera.com>
261 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
262 global_offset_table_ value for larget got.
263 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
265 2012-09-29 Alan Modra <amodra@gmail.com>
267 * powerpc.cc (Target_powerpc::iplt_): New output section.
268 (Target_powerpc::iplt_section, make_iplt_section,
269 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
270 (Target_powerpc::make_plt_entry): Handle ifunc syms.
271 Target_powerpc::plt_entry_count): Count iplt entries too.
272 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
273 reloc section in constructor. New params.
274 (Target_powerpc::make_plt_section): Create reloc section here instead.
275 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
277 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
278 (Output_data_glink::add_entry, find_entry): New functions to
279 deal with local syms.
280 (Glink_sym_ent): Add support for local syms.
281 (Output_data_glink::do_write): Handle ifunc plt entries.
282 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
283 (Target_powerpc::Scan::local, global): Handle ifunc syms.
284 (Target_powerpc::Relocate::relocate): Likewise.
285 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
287 2012-09-25 Alan Modra <amodra@gmail.com>
289 * object.h (Sized_relobj_file::adjust_local_symbol,
290 do_adjust_local_symbol): New functions.
291 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
292 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
293 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
294 and irregular opd entry spacing.
295 (Powerpc_relobj::do_read_relocs): Add opd size checks.
296 (Global_symbol_visitor_opd): New functor.
297 (Target_powerpc::do_finalize_sections): Omit global symbols defined
298 on deleted opd entries.
300 2012-09-15 Jiong Wang <jiwang@tilera.com>
302 * tilegx.cc: New file.
303 * Makefile.am (TARGETSOURCES): Add tilegx.cc
304 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
305 * configure.tgt: Add entries for tilegx*.
306 * configure.ac: Likewise.
307 * Makefile.in: Rebuild.
308 * configure: Likewise.
309 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
312 2012-09-13 Alan Modra <amodra@gmail.com>
314 * target-reloc.h (scan_relocs): Call scan.local for relocs
315 against symbols in discarded sections. Pass is_discarded
317 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
318 Add is_discarded param.
319 * powerpc (Target_powerpc::Scan::local): Likewise. Use
320 is_discarded to flag opd entry as discarded. Don't emit dyn
321 relocs on such entries.
322 (Target_powerpc::Scan::global): Similarly detect and handle
324 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
325 opd_ent_. Update all uses.
326 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
327 (Target_powerpc::relocate_section): Zero out discarded opd
330 2012-09-12 Ian Lance Taylor <iant@google.com>
333 * output.cc: Rename Output_data_got template parameter from size
334 to got_size for all functions. Compile all variants of
336 (Output_data_got::Got_entry::write): Correct use of size for
337 symbol value. Use local_is_tls rather than casting to
339 * object.h (class Object): Add local_is_tls and do_local_is_tls.
340 (class Sized_relobj_file): Add do_local_is_tls.
341 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
343 2012-09-11 Alan Modra <amodra@gmail.com>
346 * layout.cc (Layout::set_segment_offsets): When using
347 common-page-size alignment, ensure we are on a new max-page-size
349 * output.cc (Output_segment::set_section_addresses): Use
350 abi_pagesize, not common_pagesize for relro boundary.
351 (Output_segment::set_offset): Likewise.
353 2012-09-11 Alan Modra <amodra@gmail.com>
355 * output.h (Output_data_got::add_global_tls, add_local_tls,
356 add_local_tls_pair): New functions.
357 (Output_data_got::add_local_pair_with_rel): Remove second
358 reloc param. Expand comment.
359 (Output_data_got::Got_entry): Rename use_plt_offset_ to
360 use_plt_or_tls_offset_, similarly for constructor param.
361 (Output_data_got::Got_entry::write): Add got_index param.
362 * output.cc (Output_data_got::add_global_tls, add_local_tls,
363 add_local_tls_pair): New functions.
364 (Output_data_got::Got_entry::write): Handle tls symbols
365 with use_plt_or_tls_offset_ set specially.
366 (Output_data_got::add_local_pair_with_rel): Only one reloc.
367 (Output_data_got::do_write): Replace iterator with index, pass
368 index to entry write function.
369 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
370 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
371 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
373 * i386.cc (Target_i386::Scan::local): Likewise.
374 * sparc.cc (Target_sparc::Scan::local): Likewise.
375 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
376 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
377 do_tls_offset_for_global): New functions.
378 (Target_powerpc::Scan::local): Correct TLS relocations and got
380 (Target_powerpc::Scan::global): Don't emit unnecessary
381 dynamic relocations on TLS GOT entries.
383 2012-09-10 Matthias Klose <doko@ubuntu.com>
385 * config.in: Disable sanity check for kfreebsd.
387 2012-09-10 Sterling Augustine <saugustine@google.com>
389 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
390 (Gdb_index::pubtypes_read): New parameter.
391 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
393 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
396 2012-09-09 Alan Modra <amodra@gmail.com>
398 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
399 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
400 * gc.h (gc_process_relocs): Call target gc_add_reference.
401 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
402 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
403 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
405 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
406 to cater for when we don't need code offset. Update use.
407 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
408 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
409 set_opd_valid): New functions.
410 (Target_powerpc::do_gc_add_reference): New function.
411 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
413 (Target_powerpc::do_gc_mark_symbol): New function.
415 2012-09-06 Cary Coutant <ccoutant@google.com>
417 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
418 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
419 (Dwarf_die::skip_attributes): Likewise.
420 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
421 * testsuite/gdb_index_test.cc (inline_func_1): New function.
423 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
425 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
427 * testsuite/script_test_3.t: Add .got.plt output section
429 * testsuite/script_test_4.t: Likewise.
431 2012-09-05 Alan Modra <amodra@gmail.com>
433 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
434 update all uses and lose "enum" when using type.
436 2012-09-05 Alan Modra <amodra@gmail.com>
438 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
439 * configure: Regenerate.
440 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
441 (plugin_final_layout.stdout): Likewise.
442 (memory_test): Set page sizes to 0x1000.
443 * testsuite/Makefile.in: Regenerate.
444 * testsuite/discard_locals_test.sh: Add FIXME comment.
445 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
446 * testsuite/pr14265.t: Add .got output section statement.
447 * testsuite/script_test_2.t: Likewise.
448 * testsuite/script_test_3.t: Likewise.
449 * testsuite/script_test_4.t: Likewise.
450 * testsuite/script_test_5.t: Likewise.
451 * testsuite/script_test_6.t: Likewise.
452 * testsuite/script_test_7.t: Likewise.
453 * testsuite/script_test_9.t: Likewise.
455 2012-09-05 Alan Modra <amodra@gmail.com>
457 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
458 (Powerpc_relocate_functions::Status): New typedef.
459 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
460 (Target_powerpc::Scan::local): Handle REL64.
461 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
463 (Target_powerpc::symval_for_branch): New function, extracted from..
464 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
465 checks. Report overflow errors.
467 2012-09-05 Alan Modra <amodra@gmail.com>
469 * object.h (Sized_relobj_file::emit_relocs): Delete.
470 (Sized_relobj_file::emit_relocs_reltype): Delete.
471 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
472 relocate_relocs for --emit-relocs.
473 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
474 * output.h: Update comment.
475 (Output_segment::first_section): New function.
476 (Output_segment::first_section_load_address): Use first_section.
477 * output.cc (Output_segment::first_section): New function extracted..
478 (Output_segment::first_section_load_address): ..from here. Delete.
479 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
480 * target.h (Sized_target::relocate_for_relocatable): Likewise.
481 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
482 adjust call to target.h function.
483 * i386.cc (Target_i386): Likewise.
484 * sparc.cc (Target_sparc): Likewise.
485 * x86_64.cc (Target_x86_64): Likewise.
486 * powerpc.cc (Target_powerpc): Likewise.
487 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
488 first tls section has section symbol for optimised local dynamic
490 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
491 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
493 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
494 Rename to relocate_relocs. Update error message.
496 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
498 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
501 2012-08-31 Alan Modra <amodra@gmail.com>
503 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
504 (Powerpc_relobj::toc_base_offset): New stub function.
505 (Target_powerpc): Add tp_offset, dtp_offset. Rename
506 got_mod_index_offset to tlsld_got_offset. Update all refs.
507 (Target_powerpc::Relocate::enum skip_tls): New.
508 (Target_powerpc::call_tls_get_addr_): New var.
509 (Target_powerpc::is_branch_reloc): Move to file scope.
510 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
511 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
513 (Target_powerpc::enum Got_type): Delete old values, add new ones.
514 (powerpc_info): Correct common_pagesize for ppc64.
515 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
516 (Powerpc_relocate_functions): Add overflow check enums and functions.
517 Add non-shift version of rela, rela_ua. Delete all rel public
518 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
519 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
520 addr16_ha3, addr14 functions.
521 (Output_data_got_powerpc::add_constant_pair): New function.
522 (Output_data_got_powerpc::got_base_offset): Likewise.
523 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
524 (instruction constants): Sort, add some more.
525 (Output_data_glink::do_write): Add and use Address typedef. Use
526 object->toc_base_offset() stub for 64-bit.
527 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
528 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
529 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
530 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
531 Always treat .opd relocs as against locally defined symbol.
532 Correct condition for RELATIVE relocs.
533 (Target_powerpc::do_finalize_sections): Test for NULL sections.
534 (Target_powerpc::Relocate::relocate): Use plt call stub as value
535 for 32-bit syms with a plt entry. Correct ppc64 toc base
536 calculations. Handle TLS relocs, and more. Add overflow
537 checking and adjust for Powerpc_relocate_functions changes.
538 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
539 Reinstate --emit-relocs code with FIXME.
541 2012-08-30 Alan Modra <amodra@gmail.com>
543 * layout.cc (Layout::set_segment_offsets): Set p_align to
544 abi_pagesize, not common_pagesize.
545 (Layout::relaxation_loop_body): Similarly use abi_pagesize
546 to determine whether file header can go in segment.
548 2012-08-30 Alan Modra <amodra@gmail.com>
550 * output.h (Output_reloc::Output_reloc <output section>): Add
551 is_relative param. Adjust calls.
552 (Output_reloc::add_output_section_relative): New functions.
553 * output.cc (Output_reloc::Output_reloc <output section>): Handle
555 (Output_reloc::symbol_value): Handle SECTION_CODE.
557 2012-08-24 Sriraman Tallam <tmsriram@google.com>
559 * gold.cc (queue_middle_tasks): Call layout again when unique
560 segments for sections is desired.
561 * layout.cc (Layout::Layout): Initialize new members.
562 (Layout::get_output_section_flags): New function.
563 (Layout::choose_output_section): Call get_output_section_flags.
564 (Layout::layout): Make output section for mapping to a unique segment.
565 (Layout::insert_section_segment_map): New function.
566 (Layout::attach_allocated_section_to_segment): Make unique segment for
567 output sections marked so.
568 (Layout::segment_precedes): Check for unique segments when sorting.
569 * layout.h (Layout::Unique_segment_info): New struct.
570 (Layout::Section_segment_map): New typedef.
571 (Layout::insert_section_segment_map): New function.
572 (Layout::get_output_section_flags): New function.
573 (Layout::is_unique_segment_for_sections_specified): New function.
574 (Layout::set_unique_segment_for_sections_specified): New function.
575 (Layout::unique_segment_for_sections_specified_): New member.
576 (Layout::section_segment_map_): New member.
577 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
578 Rename is_gc_pass_one to is_pass_one.
579 Rename is_gc_pass_two to is_pass_two.
580 Rename is_gc_or_icf to is_two_pass.
581 Check for which pass based on whether symbols data is present.
582 Make it two pass when unique segments for sections is desired.
583 * output.cc (Output_section::Output_section): Initialize new
585 * output.h (Output_section::is_unique_segment): New function.
586 (Output_section::set_is_unique_segment): New function.
587 (Output_section::is_unique_segment_): New member.
588 (Output_section::extra_segment_flags): New function.
589 (Output_section::set_extra_segment_flags): New function.
590 (Output_section::extra_segment_flags_): New member.
591 (Output_section::segment_alignment): New function.
592 (Output_section::set_segment_alignment): New function.
593 (Output_section::segment_alignment_): New member.
594 (Output_segment::Output_segment): Initialize is_unique_segment_.
595 (Output_segment::is_unique_segment): New function.
596 (Output_segment::set_is_unique_segment): New function.
597 (Output_segment::is_unique_segment_): New member.
598 * plugin.cc (allow_unique_segment_for_sections): New function.
599 (unique_segment_for_sections): New function.
600 (Plugin::load): Add new functions to transfer vector.
601 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
602 * Makefile.in: Regenerate.
603 * testsuite/plugin_final_layout.sh: Check if unique segment
605 * testsuite/plugin_section_order.c (onload): Check if new interfaces
607 (allow_unique_segment_for_sections): New global.
608 (unique_segment_for_sections): New global.
609 (claim_file_hook): Call allow_unique_segment_for_sections.
610 (all_symbols_read_hook): Call unique_segment_for_sections.
612 2012-08-22 Cary Coutant <ccoutant@google.com>
614 * layout.cc (Layout::include_section): Don't assert on GROUP
615 sections with --emit-relocs.
617 2012-08-21 Cary Coutant <ccoutant@google.com>
619 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
620 if --export-dynamic-symbol names an undef symbol.
622 2012-08-18 Alan Modra <amodra@gmail.com>
624 * powerpc.cc: Formatting and white space.
625 (Powerpc_relobj): Rename got2_section_ to special_.
626 Add opd_ent_shndx_ and opd_ent_off_ vectors.
627 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
628 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
629 (Target_powerpc): Add Address typedef and invalid_address. Use
631 (Target_powerpc::is_branch_reloc): New function.
632 (Powerpc_relocate_functions): Add Address typedef, use throughout.
633 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
634 for dst_mask, value and addend.
635 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
636 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
637 (Output_data_glink::do_write): Correct toc base. Don't try to use
638 uint16_t for 24-bit offset. Use get_output_section_offset and
640 (Target_powerpc::Scan::local): Handle more relocs.
641 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
642 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
643 Plug in toc restoring insn after plt calls. Translate branches
644 to function descriptor symbols to corresponding entry point.
645 (Target_powerpc::relocate_for_relocatable): Check return from
646 get_output_section_offset.
647 * symtab.h: Comment typo.
649 2012-08-14 Ian Lance Taylor <iant@google.com>
651 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
652 unsupported_relocal_local to call unsupported_reloc_global.
654 2012-08-14 Nick Clifton <nickc@redhat.com>
657 * script-sections.cc (Sections_element::output_section_name): Add
658 keep return parameter.
659 (Output_section_element::match_name): Add keep return parameter.
660 Return the value of the keep_ member.
661 * script-sections.h (class Output_section): Update
662 output_section_name prototype.
663 * layout.cc (Layout::keep_input_section): New public member
665 (Layout::choose_output_section): Pass keep parameter to
667 * layout.h (class Layout): Add keep_input_section.
668 * object.cc (Sized_relobj_file::do_layout): Check for kept input
670 * testsuite/Makefile.am: Add a test.
671 * testsuite/Makefile.in: Regenerate.
672 * testsuite/pr14265.c: Source file for the test.
673 * testsuite/pr14265.t: Linker script for the test.
674 * testsuite/pr14265.sh: Shell script for the test.
676 2012-08-14 Alan Modra <amodra@gmail.com>
678 * target.h (Target::output_section_name): New function.
679 (Target::do_output_section_name): New function.
680 * layout.cc (Layout::choose_output_section): Call the above.
681 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
683 2012-08-14 Alan Modra <amodra@gmail.com>
685 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
686 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
687 for replace_constant call.
688 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
689 (Output_data_glink::do_print_to_mapfile): New function.
690 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
691 (Target_powerpc::Relocate::relocate): Likewise.
693 2012-08-14 Alan Modra <amodra@gmail.com>
695 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
696 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
697 (Output_data_glink::add_entry,find_entry): Remove shndx param.
698 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
699 all references to shndx_. Handle special case for R_PPC_PLTREL24
701 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
702 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
703 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
705 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
706 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
708 2012-08-12 Alan Modra <amodra@gmail.com>
710 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
711 (glink insn constants): Use uint32_t.
712 (Output_data_glink::add_entry): Use insert, not [] operator.
714 2012-08-11 Alan Modra <amodra@gmail.com>
716 * object.h (Sized_relobj_file::find_shdr): New function.
717 (Sized_relobj_file::find_special_sections): New function.
718 * object.cc (Sized_relobj_file::find_shdr): New function.
719 (Sized_relobj_file::find_eh_frame): Use find_shdr.
720 (Sized_relobj_file::find_special_sections): New function, split out..
721 (Sized_relobj_file::do_read_symbols): ..from here.
722 * output.h (Output_data_got::replace_constant): New function.
723 (Output_data_got::num_entries): New function.
724 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
725 (Output_data_got::got_offset): Protected rather than private.
726 (Output_data_got::replace_got_entry): New function.
727 * output.cc (Output_data_got::replace_got_entry): New function.
728 * powerpc.cc (class Powerpc_relobj): New.
729 (class Powerpc_relocate_functions): Delete all psymval variants or
730 convert to value,addend type. Delete pcrela, pcrela_unaligned.
731 Implement _ha functions using corresponding _hi function.
732 (Powerpc_relobj::find_special_sections): New function.
733 (Target_powerpc::do_make_elf_object): New function.
734 (class Output_data_got_powerpc): New.
735 (class Output_data_glink): New.
736 (class Powerpc_scan_relocatable_reloc): New.
737 Many more changes througout file.
739 2012-08-09 Nick Clifton <nickc@redhat.com>
741 * po/vi.po: Updated Vietnamese translation.
743 2012-08-07 Ian Lance Taylor <iant@google.com>
745 * layout.cc (Layout::add_target_dynamic_tags): If
746 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
749 2012-07-30 Nick Clifton <nickc@redhat.com>
751 * po/gold.pot: Updated template.
752 * po/es.po: Updated Spanish translation.
754 2012-07-18 Cary Coutant <ccoutant@google.com>
757 * configure.ac: Add check for -gpubnames support.
758 * configure: Regenerate.
759 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
760 support; force -gno-pubnames.
761 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
763 (gdb_index_test_4): New test.
764 * testsuite/Makefile.in: Regenerate.
765 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
766 * testsuite/gdb_index_test_2.sh: Likewise.
767 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
768 * testsuite/gdb_index_test_4.sh: New script.
769 * testsuite/gdb_index_test_comm.sh: New script with common code;
770 don't look for space after colon.
772 2012-07-16 Sriraman Tallam <tmsriram@google.com>
774 * gold.cc (queue_middle_tasks): Update function order only after
775 deferred objects due to plugins are processed.
777 2012-07-11 Ian Lance Taylor <iant@google.com>
779 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
780 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
781 (Target_arm::scan_reloc_for_stub): Likewise.
782 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
783 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
784 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
785 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
786 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
788 2012-07-10 Dodji Seketeli <dodji@redhat.com>
789 Ian Lance Taylor <iant@google.com>
792 * configure.ac: Test whether std::tr1::hash<off_t> works.
793 * gold.h: Add a specialization for std::tr1::hash<off_t> if
795 * output.h (class Output_fill): Add virtual destructor.
796 * configure, config.in: Rebuild.
798 2012-06-22 Roland McGrath <mcgrathr@google.com>
800 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
802 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
804 * plugin.cc (Plugin::load): Handle position independent executables.
806 2012-06-06 Cary Coutant <ccoutant@google.com>
808 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
810 (lines_only_debug_sections): Likewise.
811 (gdb_fast_lookup_sections): New static array.
812 (is_gdb_debug_section): Rename formal parameter.
813 (is_lines_only_debug_section): Likewise.
814 (is_gdb_fast_lookup_section): New function.
815 (Layout::include_section): Check for ".zdebug_" prefix; pass
816 section name suffix to is_gdb_debug_section, et al.; check for
817 fast-lookup sections when building .gdb_index.
818 * options.h (--strip-debug-gdb): Update GDB version number.
820 2012-06-06 Cary Coutant <ccoutant@google.com>
822 * configure.ac: Add check for fallocate.
823 * configure: Regenerate.
824 * config.in: Regenerate.
826 * options.h (class General_options): Add --mmap-output-file and
827 --posix-fallocate options.
828 * output.cc: (posix_fallocate): Remove; replace with...
829 (gold_fallocate): New function.
830 (Output_file::map_no_anonymous): Call gold_fallocate.
831 (Output_file::map): Check --mmap-output-file option.
833 2012-06-05 Jing Yu <jingyu@google.com>
835 * gold.h (textdomain): Add do {} to empty while(0).
836 (bindtextdomain): Likewise.
838 2012-06-04 Cary Coutant <ccoutant@google.com>
840 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
843 2012-05-25 Sriraman Tallam <tmsriram@google.com>
845 * symtab.cc (Symbol_table::define_special_symbol):
846 Initialize *poldsym to prevent uninitialized variable errors.
848 2012-05-23 Cary Coutant <ccoutant@google.com>
850 * layout.cc (Layout::section_name_mapping): Add rules to handle
851 exact match on .data.rel.ro.local or .data.rel.ro.
852 (Layout::output_section_name): Check for exact matches.
854 2012-05-23 Cary Coutant <ccoutant@google.com>
856 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
859 2012-05-22 Cary Coutant <ccoutant@google.com>
861 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
862 object before exporting symbol.
864 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
866 * testsuite/tls_test.cc: Include "config.h" first.
867 * testsuite/tls_test_c.c: Likewise.
869 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
870 Nick Clifton <nickc@redhat.com>
873 * configure.in: Add check that sysdep.h has been included before
874 any system header files.
875 * configure: Regenerate.
876 * config.in: Regenerate.
878 2012-05-14 Cary Coutant <ccoutant@google.com>
880 * layout.cc (Layout::make_output_section): Mark .tdata section
882 * testsuite/relro_test.cc: Add a TLS variable.
884 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
887 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
888 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
891 2012-05-08 Cary Coutant <ccoutant@google.com>
893 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
894 (lines_only_debug_sections): Likewise.
896 2012-05-02 Roland McGrath <mcgrathr@google.com>
900 * Makefile.am (CCFILES, HFILES): Add them.
901 * Makefile.in: Regenerate.
902 * i386.cc (Output_data_plt_i386_nacl): New class.
903 (Output_data_plt_i386_nacl_exec): New class.
904 (Output_data_plt_i386_nacl_dyn): New class.
905 (Target_i386_nacl): New class.
906 (Target_selector_i386_nacl): New class.
907 (target_selector_i386): Use it instead of Target_selector_i386.
908 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
909 (Target_x86_64_nacl): New class.
910 (Target_selector_x86_64_nacl): New class.
911 (target_selector_x86_64, target_selector_x32): Use it instead of
912 Target_selector_x86_64.
913 * arm.cc (Output_data_plt_arm_nacl): New class.
914 (Target_arm_nacl): New class.
915 (Target_selector_arm_nacl): New class.
916 (target_selector_arm, target_selector_armbe): Use it instead of
919 * target-select.cc (select_target): Take new Input_file* and off_t
920 arguments, pass them on to recognize method of selector.
921 * object.cc (make_elf_sized_object): Update caller.
922 * parameters.cc (parameters_force_valid_target): Likewise.
923 * incremental.cc (make_sized_incremental_binary): Likewise.
924 * target-select.h: Update decl.
925 (Target_selector::recognize): Take new Input_file* argument,
926 pass it on to do_recognize.
927 (Target_selector::do_recognize): Take new Input_file* argument.
928 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
929 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
930 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
931 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
933 * target.h (Target::Target_info): New members isolate_execinstr
935 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
936 * arm.cc (Target_arm::arm_info): Update initializer.
937 * i386.cc (Target_i386::i386_info): Likewise.
938 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
939 * sparc.cc (Target_sparc::sparc_info): Likewise.
940 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
941 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
942 * layout.cc (Layout::attach_allocated_section_to_segment):
943 Take new const Target* argument. If target->isolate_execinstr(), act
945 (Layout::find_first_load_seg): Take new const Target* argument;
946 if target->isolate_execinstr(), reject PF_X segments.
947 (Layout::relaxation_loop_body): Update caller.
948 (Layout::set_segment_offsets): If target->isolate_execinstr(),
949 reset file offset to zero when we hit LOAD_SEG, and then do a second
950 loop over the segments before LOAD_SEG to reassign offsets after
951 addresses have been determined. Handle target->rosegment_gap().
952 (Layout::attach_section_to_segment): Take new const Target* argument;
953 pass it to attach_allocated_section_to_segment.
954 (Layout::make_output_section): Update caller.
955 (Layout::attach_sections_to_segments): Take new const Target* argument;
956 pass it to attach_section_to_segment.
957 * gold.cc (queue_middle_tasks): Update caller.
958 * layout.h (Layout): Update method decls with new arguments.
960 * arm.cc (Target_arm::Target_arm): Take optional argument for the
961 Target_info pointer to use.
962 (Target_arm::do_make_data_plt): New virtual method.
963 (Target_arm::make_data_plt): New method that calls it.
964 (Target_arm::make_plt_entry): Use it.
965 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
966 for the section alignment.
967 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
969 (Output_data_plt_arm::first_plt_entry_offset): Call it.
970 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
972 (Output_data_plt_arm::get_plt_entry_size): Call it.
973 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
974 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
975 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
977 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
978 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
979 method instead of sizeof(plt_entry).
980 (Output_data_plt_arm::add_entry): Likewise.
981 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
982 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
984 (Target_arm::plt_entry_size): Likewise.
985 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
987 (Output_data_plt_arm_standard): ... here, new class.
988 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
989 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
990 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
992 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
993 Take additional argument for the PLT entry size.
994 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
995 Use get_plt_entry_size method rather than plt_entry_size variable.
996 (Output_data_plt_x86_64::reserve_slot): Likewise.
997 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
998 (Output_data_plt_x86_64::add_entry): Likewise.
999 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1000 (Output_data_plt_x86_64::address_for_global): Likewise.
1001 (Output_data_plt_x86_64::address_for_local): Likewise.
1002 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1003 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1004 Make method non-static.
1005 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1007 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1008 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1009 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1010 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1012 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1013 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1015 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1016 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1018 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1019 (Output_data_plt_x86_64::plt_entry_size)
1020 (Output_data_plt_x86_64::first_plt_entry)
1021 (Output_data_plt_x86_64::plt_entry)
1022 (Output_data_plt_x86_64::tlsdesc_plt_entry)
1023 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1024 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1025 (Output_data_plt_x86_64_standard): ... here, new class.
1026 (Target_x86_64::Target_x86_64): Take optional argument for the
1027 Target_info pointer to use.
1028 (Target_x86_64::do_make_data_plt): New virtual method.
1029 (Target_x86_64::make_data_plt): New method to call it.
1030 (Target_x86_64::init_got_plt_for_update): Use that.
1031 Call this->plt_->add_eh_frame method here.
1032 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1033 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1034 rather than static method.
1035 (Target_x86_64::plt_entry_size): Likewise.
1036 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1037 rather than plt_entry_size variable. Move guts of PLT filling to...
1038 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1039 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1040 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1042 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1043 additional argument for the section alignment.
1044 Don't do add_eh_frame_for_plt here.
1045 (Output_data_plt_i386::first_plt_entry_offset): Make the method
1046 non-static. Use get_plt_entry_size method rather than plt_entry_size
1048 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1050 (Output_data_plt_i386::get_plt_entry_size): Call it.
1051 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1052 (Output_data_plt_i386::add_eh_frame): New method to call it.
1053 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1055 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1056 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1058 (Output_data_plt_i386::fill_plt_entry): New method to call it.
1059 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1060 method instead of plt_entry_size.
1061 (Output_data_plt_i386::plt_entry_size)
1062 (Output_data_plt_i386::plt_eh_frame_fde_size)
1063 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1064 (Output_data_plt_i386_standard): ... here, new class.
1065 (Output_data_plt_i386_exec): New class.
1066 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1067 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1068 (Output_data_plt_i386::exec_plt_entry): Move to ...
1069 (Output_data_plt_i386_exec::plt_entry): ... here.
1070 (Output_data_plt_i386_dyn): New class.
1071 (Output_data_plt_i386::first_plt_entry): Move to ...
1072 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1073 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1074 (Output_data_plt_i386_dyn::plt_entry): ... here.
1075 (Target_i386::Target_i386): Take optional argument for the Target_info
1077 (Target_i386::do_make_data_plt): New virtual method.
1078 (Target_i386::make_data_plt): New method to call it.
1079 (Target_i386::make_plt_section): Use that.
1080 Call this->plt_->add_eh_frame method here.
1081 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1082 rather than plt_entry_size variable.
1083 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1084 (Output_data_plt_i386::address_for_local): Likewise.
1085 (Output_data_plt_i386::do_write): Likewise.
1086 Move guts of PLT filling to...
1087 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1088 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1089 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1090 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1092 2012-05-01 Cary Coutant <ccoutant@google.com>
1094 * dwarf_reader.cc (Dwarf_die::read_attributes)
1095 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1096 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1097 * reduced_debug_output.cc
1098 (Output_reduced_debug_info_section::get_die_end): Remove
1099 DW_FORM_GNU_ref_index. Add default case.
1101 2012-04-26 Mark Wielaard <mjw@redhat.com>
1103 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1104 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1105 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1106 DW_AT_high_pc as offset from DW_AT_low_pc.
1108 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1109 * testsuite/Makefile.in: Regenerate.
1110 * testsuite/gdb_index_test_3.c: New test source file.
1111 * testsuite/gdb_index_test_3.sh: New test source file.
1113 2012-04-25 Ian Lance Taylor <iant@google.com>
1115 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1117 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1118 as a class, not a struct.
1119 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1120 (Target_arm::apply_cortex_a8_workaround): Likewise.
1121 * gc.h: Declare Reloc_types as a struct, not a class.
1122 * object.h: Declare Symbols_data as a struct.
1123 * reloc.h: Declare Read_relocs_data as a struct.
1124 * target.h: Declare Relocate_info as a struct.
1126 2012-04-24 David S. Miller <davem@davemloft.net>
1128 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1129 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1132 2012-04-24 Cary Coutant <ccoutant@google.com>
1134 * incremental-dump.cc (find_input_containing_global): Replace
1135 magic number with symbolic constant.
1136 (dump_incremental_inputs): Update version number.
1137 * incremental.cc (Output_section_incremental_inputs): Update version
1138 number; import symbolic constants from Incremental_inputs_reader.
1139 (Incremental_inputs::create_data_sections): Align relocations
1140 section correctly for 64-bit targets.
1141 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1142 constants; add padding.
1143 (Output_section_incremental_inputs::write_header): Add assert for
1145 (Output_section_incremental_inputs::write_input_files): Add assert
1146 for input_entry_size.
1147 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1148 add assert for object_info_size, input_section_entry_size,
1149 global_sym_entry_size.
1150 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1151 for data structure sizes; use them.
1152 (Incremental_input_entry_reader): Import symbolic constants from
1153 Incremental_inputs_reader; use them.
1155 2012-04-23 David S. Miller <davem@davemloft.net>
1157 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1159 (Target_sparc::Target_sparc): Initialize new fields.
1160 (Target_sparc::do_make_elf_object): New function.
1161 (Target_sparc::do_adjust_elf_header): New function.
1163 2012-04-23 Cary Coutant <ccoutant@google.com>
1165 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1166 CU range table of gdb index.
1168 2012-04-20 David S. Miller <davem@davemloft.net>
1170 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1173 2012-04-16 David S. Miller <davem@davemloft.net>
1175 * sparc.cc (Target_sparc::got_address): New function.
1176 (Sparc_relocate_functions::gdop_hix22): New function.
1177 (Sparc_relocate_functions::gdop_lox10): New function.
1178 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1180 (Target_sparc::Scan::local): Likewise if the global symbol is not
1181 preemptible and is not IFUNC.
1182 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1183 transformations for local and non-preemptible non-IFUNC global
1186 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1187 writing out 64-bit part of ranges.
1189 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1190 -fpic and -fpie respectively.
1191 * Makefile.in: Regenerate.
1193 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1194 (Target_sparc::Target_sparc): Initialize new field.
1195 (Target_sparc::do_plt_section_for_global): New function.
1196 (Target_sparc::do_plt_section_for_local): New function.
1197 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1198 (Target_sparc::make_plt_section): New function, broken out of
1199 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1200 (Target_sparc::make_plt_entry): Call make_plt_section.
1201 (Target_sparc::make_local_ifunc_plt_entry): New function.
1202 (Target_sparc::rela_ifunc_section): New function.
1203 (Target_sparc::plt_section): Remove const.
1204 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1205 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1206 and ifunc_count_ fields.
1207 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1208 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1209 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1210 (Output_data_plt_sparc::rela_ifunc): New function.
1211 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1212 (Output_data_plt_sparc::has_ifunc_section): New function.
1213 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1214 (Output_data_plt_sparc::address_for_global): New function.
1215 (Output_data_plt_sparc::address_for_local): New function.
1216 (Output_data_plt_sparc::plt_index_to_offset): New function.
1217 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1219 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1221 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1222 R_SPARC_JMP_IREL to switch.
1223 (Target_sparc::Scan::check_non_pic): Likewise.
1224 (Target_sparc::Scan::local): Handle IFUNC symbols.
1225 (Target_sparc::Scan::local): Likewise.
1226 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1227 and plt_address_for_local.
1228 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1229 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1231 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1232 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1233 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1234 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1236 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1237 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1239 * sparc.cc (Target_sparc::Scan::global): Likewise.
1240 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1242 2012-04-16 Cary Coutant <ccoutant@google.com>
1244 * archive.cc (Library_base::should_include_member): Check for
1245 --export-dynamic-symbol.
1246 * options.h (class General_options): Add --export-dynamic-symbol.
1247 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1248 --export-dynamic-symbol.
1249 (Symbol_table::gc_mark_undef_symbols): Likewise.
1250 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1252 2012-04-12 David S. Miller <davem@davemloft.net>
1254 * sparc.cc (Reloc::wdisp10): New relocation method.
1255 (Reloc::h34): Likewise.
1256 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1257 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1259 (Target_sparc::Scan::local): Likewise.
1260 (Target_sparc::Scan::global): Likewise.
1261 (Target_sparc::Relocate::relocate): Likewise.
1263 2012-04-09 Cary Coutant <ccoutant@google.com>
1265 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1268 2012-04-06 Ian Lance Taylor <iant@google.com>
1270 * timer.cc: #include <unistd.h>.
1272 2012-04-06 Roland McGrath <mcgrathr@google.com>
1274 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1275 * config.in: Regenerate.
1276 * configure: Regenerate.
1278 2012-04-05 Nick Clifton <nickc@redhat.com>
1280 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1281 (AM_LC_MESSAGES): Add.
1282 * aclocal.m4: Regenerate.
1283 * config.in: Regenerate.
1284 * configure: Regenerate.
1286 2012-03-21 Cary Coutant <ccoutant@google.com>
1288 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1289 * Makefile.in: Regenerate.
1290 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1291 (Sized_elf_reloc_mapper::symbol_section): New function.
1292 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1293 (make_elf_reloc_mapper): New function.
1294 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1295 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1296 (Dwarf_abbrev_table::do_get_abbrev): New function.
1297 (Dwarf_ranges_table::read_ranges_table): New function.
1298 (Dwarf_ranges_table::read_range_list): New function.
1299 (Dwarf_pubnames_table::read_section): New function.
1300 (Dwarf_pubnames_table::read_header): New function.
1301 (Dwarf_pubnames_table::next_name): New function.
1302 (Dwarf_die::Dwarf_die): New function.
1303 (Dwarf_die::read_attributes): New function.
1304 (Dwarf_die::skip_attributes): New function.
1305 (Dwarf_die::set_name): New function.
1306 (Dwarf_die::set_linkage_name): New function.
1307 (Dwarf_die::attribute): New function.
1308 (Dwarf_die::string_attribute): New function.
1309 (Dwarf_die::int_attribute): New function.
1310 (Dwarf_die::uint_attribute): New function.
1311 (Dwarf_die::ref_attribute): New function.
1312 (Dwarf_die::child_offset): New function.
1313 (Dwarf_die::sibling_offset): New function.
1314 (Dwarf_info_reader::check_buffer): New function.
1315 (Dwarf_info_reader::parse): New function.
1316 (Dwarf_info_reader::do_parse): New function.
1317 (Dwarf_info_reader::do_read_string_table): New function.
1318 (Dwarf_info_reader::lookup_reloc): New function.
1319 (Dwarf_info_reader::get_string): New function.
1320 (Dwarf_info_reader::visit_compilation_unit): New function.
1321 (Dwarf_info_reader::visit_type_unit): New function.
1322 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1323 Sized_elf_reloc_mapper.
1324 (Sized_dwarf_line_info::symbol_section): Remove function.
1325 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1326 (Sized_dwarf_line_info::read_line_mappings): Remove object
1327 parameter, adjust callers.
1328 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1329 * dwarf_reader.h: Include <sys/types.h>.
1330 (class Track_relocs): Remove forward declaration.
1331 (class Elf_reloc_mapper): New class.
1332 (class Sized_elf_reloc_mapper): New class.
1333 (class Dwarf_abbrev_table): New class.
1334 (class Dwarf_range_list): New class.
1335 (class Dwarf_ranges_table): New class.
1336 (class Dwarf_pubnames_table): New class.
1337 (class Dwarf_die): New class.
1338 (class Dwarf_info_reader): New class.
1339 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1340 (Sized_dwarf_line_info::symbol_section): Remove member function.
1341 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1343 * gdb-index.cc: New source file.
1344 * gdb-index.h: New source file.
1345 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1346 and .debug_types sections, call Layout::add_to_gdb_index.
1347 (Sized_relobj_incr::do_section_name): Implement.
1348 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1349 return type; Implement.
1350 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1352 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1353 parameter list and return type.
1354 (Sized_incr_dynobj::do_section_contents): Likewise.
1355 * layout.cc: Include gdb-index.h.
1356 (Layout::Layout): Initialize gdb_index_data_.
1357 (Layout::init_fixed_output_section): Check for .gdb_index section.
1358 (Layout::add_to_gdb_index): New function. Instantiate.
1359 * layout.h: Add forward declaration for class Gdb_index.
1360 (Layout::add_to_gdb_index): New member function.
1361 (Layout::gdb_index_data_): New data member.
1362 * main.cc: Include gdb-index.h.
1363 (main): Print statistics for gdb index.
1364 * object.cc (Object::section_contents): Move code into
1365 do_section_contents.
1366 (need_decompressed_section): Check for sections needed when building
1368 (build_compressed_section_map): Likewise.
1369 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1371 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1372 sections; call Layout::add_to_gdb_index.
1373 (Sized_relobj_file::do_decompressed_section_contents): Call
1374 do_section_contents directly.
1375 * object.h (Object::do_section_contents): Adjust parameter list and
1377 (Object::do_decompressed_section_contents): Call do_section_contents
1379 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1381 * options.h (class General_options): Add --gdb-index option.
1382 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1383 list and return type.
1384 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1385 * reloc.h (Track_relocs::checkpoint): New function.
1386 (Track_relocs::reset): New function.
1388 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1390 * testsuite/Makefile.in: Regenerate.
1391 * testsuite/gdb_index_test.cc: New test source file.
1392 * testsuite/gdb_index_test_1.sh: New test source file.
1393 * testsuite/gdb_index_test_2.sh: New test source file.
1395 2012-03-19 Doug Kwan <dougkwan@google.com>
1397 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1398 (Target_arm::do_finalize_sections): Remove code which defines
1399 __exidx_start and __exidx_end. Make symbol table parameter
1400 anonymous as it is not used.
1401 * gold.cc (queue_middle_tasks): Call target hook to define any
1402 target-specific symbols.
1403 * target.h (Target::define_standard_symbols): New method.
1404 (Target::do_define_standard_symbols): Same.
1405 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1406 * testsuite/Makefile.in: Regenerate.
1407 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1409 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1410 relocations are generated for __exidx_start and __exidx_end.
1412 2012-03-16 Doug Kwan <dougkwan@google.com>
1414 * testsuite/Makefile.am: Disable test initpri3b.
1415 * testsuite/Makefile.in: Regenerate.
1417 2012-03-15 Doug Kwan <dougkwan@google.com>
1419 * arm.cc (Target_arm::got_section): Make .got section read-only
1422 2012-03-15 Ian Lance Taylor <iant@google.com>
1425 * layout.cc (Layout::make_output_section): Correctly mark
1426 SHT_INIT_ARRAY, et. al., as relro.
1428 2012-03-14 Doug Kwan <dougkwan@google.com>
1430 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1431 dynamic relocations for protected symbols in shared objects.
1433 2012-03-13 Ian Lance Taylor <iant@google.com>
1435 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1436 keep the larger alignment.
1438 2012-03-12 Cary Coutant <ccoutant@google.com>
1440 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1441 handling of DW_LNE_define_file.
1443 2012-03-12 Cary Coutant <ccoutant@google.com>
1445 * reduced_debug_output.cc
1446 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1449 2012-02-29 Cary Coutant <ccoutant@google.com>
1451 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1453 2012-02-29 Cary Coutant <ccoutant@google.com>
1455 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1456 Call Object::decompressed_section_contents.
1457 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1459 (Sized_dwarf_line_info::buffer_start_): New data member.
1460 * merge.cc (Output_merge_data::do_add_input_section): Call
1461 Object::decompressed_section_contents.
1462 (Output_merge_string::do_add_input_section): Likewise.
1463 * object.cc (need_decompressed_section): New function.
1464 (build_compressed_section_map): Decompress sections needed later.
1465 (Sized_relobj_file::do_decompressed_section_contents): New function.
1466 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1467 * object.h (Object::decompressed_section_contents): New function.
1468 (Object::discard_decompressed_sections): New function.
1469 (Object::do_decompressed_section_contents): New function.
1470 (Object::do_discard_decompressed_sections): New function.
1471 (Compressed_section_info): New type.
1472 (Compressed_section_map): Include decompressed section contents.
1473 (Sized_relobj_file::do_decompressed_section_contents): New function.
1474 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1476 2012-02-16 Cary Coutant <ccoutant@google.com>
1478 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1479 * testsuite/Makefile.in: Regenerate.
1481 2012-02-14 Cary Coutant <ccoutant@google.com>
1483 * options.cc (General_options::finalize): Disallow -pie and -static.
1485 2012-02-03 Doug Kwan <dougkwan@google.com>
1487 * arm.cc (Arm_relocate_functions::abs8,
1488 Arm_relocate_functions::abs16): Use
1489 Bits::has_signed_unsigned_overflow32.
1490 (Arm_relocate_functions::thm_abs8): Correct range of
1492 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1495 2012-02-02 Doug Kwan <dougkwan@google.com>
1497 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1498 position independent outputs, not just shared objects.
1500 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1502 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1503 * configure: Regenerated.
1505 2012-01-27 Ian Lance Taylor <iant@google.com>
1507 * reloc.h (Bits): New class with static functions, copied from
1508 namespace utils in arm.cc.
1509 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1512 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1514 * incremental.cc (write_info_blocks): Correct relocation offset.
1516 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1518 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1519 (Relocate::tls_gd_to_le): Likewise.
1521 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1523 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1525 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1527 * configure.ac: Check if -mcmodel=medium works.
1528 * configure: Regenerated.
1530 2012-01-24 Cary Coutant <ccoutant@google.com>
1532 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1534 (read_unsigned_LEB_128_x): ... this new function.
1535 (read_signed_LEB_128): Replaced with inline definition and ...
1536 (read_signed_LEB_128_x): ... this new function.
1537 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1538 (read_unsigned_LEB_128): Add inline definition.
1539 (read_signed_LEB_128_x): New function.
1540 (read_signed_LEB_128): Add inline definition.
1541 * testsuite/Makefile.am (leb128_unittest): New unit test.
1542 * testsuite/Makefile.in: Regenerate.
1543 * testsuite/leb128_unittest.cc: New unit test.
1545 2012-01-23 Ian Lance Taylor <iant@google.com>
1548 * i386.cc (Target_i386::do_code_fill): When using a jmp
1549 instruction, pad with nop instructions.
1550 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1552 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1554 * x86_64.cc (gc_process_relocs): Add typename on types used in
1556 (scan_relocs): Likewise.
1557 (relocate_section): Likewise.
1558 (apply_relocation): Likewise.
1560 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1562 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1563 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1566 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1568 * x86_64.cc: Initial support for x32.
1570 2012-01-03 Cary Coutant <ccoutant@google.com>
1572 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1573 Use abstract base class for GOT.
1574 * gold/output.h (class Output_data_got_base): New abstract base class.
1575 (class Output_data_got): Derive from new base class, adjust ctors.
1576 (Output_data_got::reserve_slot): Make virtual; rename to
1577 do_reserve_slot; Adjust callers.
1578 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1579 pointer to abstract base class.
1580 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1582 2011-12-18 Ian Lance Taylor <iant@google.com>
1584 * object.h (Relobj::local_symbol_value): New function.
1585 (Relobj::local_plt_offset): New function.
1586 (Relobj::local_has_got_offset): New function.
1587 (Relobj::local_got_offset): New function.
1588 (Relobj::set_local_got_offset): New function.
1589 (Relobj::do_local_symbol_value): New pure virtual function.
1590 (Relobj::do_local_plt_offset): Likewise.
1591 (Relobj::do_local_has_got_offset): Likewise.
1592 (Relobj::do_local_got_offset): Likewise.
1593 (Relobj::do_set_local_got_offset): Likewise.
1594 (Sized_relobj::do_local_has_got_offset): Rename from
1595 local_has_got_offset.
1596 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1597 (Sized_relobj::do_set_local_got_offset): Rename from
1598 set_local_got_offset.
1599 (Sized_relobj_file::do_local_plt_offset): Rename from
1601 (Sized_relobj_file::do_local_symbol_value): New function.
1602 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1604 * output.cc (Output_data_got::Got_entry::write): Change object to
1605 Relobj. Use local_symbol_value.
1606 (Output_data_got::add_global_with_rel): Change rel_dyn to
1607 Output_data_reloc_generic*. Use add_global_generic.
1608 (Output_data_got::add_global_with_rela): Remove. Change all
1609 callers to use add_global_with_rel.
1610 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1611 Output_data_reloc_generic*. Use add_global_generic.
1612 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1613 callers to use add_global_pair_with_rel.
1614 (Output_data_got::add_local): Change object to Relobj*.
1615 (Output_data_got::add_local_plt): Likewise.
1616 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1617 change rel_dyn to Output_data_reloc_generic*. Use
1619 (Output_data_got::add_local_with_rela): Remove. Change all
1620 callers to use all_local_with_rel.
1621 (Output_data_got::add_local_pair_with_rel): Change object to
1622 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1623 add_output_section_generic.
1624 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1625 callers to use add_local_pair_with_rel.
1626 (Output_data_got::reserve_local): Change object to Relobj*.
1627 * output.h: (class Output_data_reloc_generic): Add pure virtual
1628 declarations for add_global_generic, add_local_generic,
1629 add_output_section_generic.
1630 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1631 functions for Output_data_reloc_generic. Update declarations for
1632 changes listed in output.cc.
1633 (class Output_data_got): Change template parameter to got_size.
1634 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1635 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1637 (Sized_relobj_incr::do_local_plt_offset): New function.
1638 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1641 2011-12-17 Cary Coutant <ccoutant@google.com>
1643 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1644 * resolve.cc (Symbol_table::resolve): Likewise.
1645 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1647 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1649 2011-12-16 Ian Lance Taylor <iant@google.com>
1651 * output.h (Output_data_reloc_generic::add): Only call
1652 add_dynamic_reloc if this is a dynamic reloc section.
1654 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1657 * target-reloc.h (apply_relocation): Replace <64, false> with
1660 2011-11-25 Nick Clifton <nickc@redhat.com>
1662 * po/it.po: New Italian translation.
1664 2011-11-17 Sterling Augustine <saugustine@google.com>
1666 * script.cc (script_include_directive): Implement.
1667 (read_script_file): New local variables name and search_path. Update
1668 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1669 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1670 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1672 2011-11-11 Sterling Augustine <saugustine@google.com>
1674 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1675 (file_or_sections_cmd): Likewise.
1677 2011-11-11 Doug Kwan <dougkwan@google.com>
1679 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1680 if --just-symbols is given.
1682 2011-11-10 Doug Kwan <dougkwan@google.com>
1685 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1686 when processing data relocs.
1687 * reloc.h (Relocate_functions::rel_unaligned): New method.
1688 (Relocate_functions::pcrel_unaligned): Ditto.
1689 (Relocate_functions::rel32_unaligned): Ditto.
1690 (Relocate_functions::pcrel32_unaligned): Ditto.
1692 2011-11-09 Doug Kwan <dougkwan@google.com>
1695 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1696 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1697 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1698 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1699 (Relocate_functions::rel_unaligned): New.
1700 (Relocate_functions::rel32_unaligned): New.
1701 * target-reloc.h (relocate_for_relocatable): Add code to handle
1702 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1703 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1704 arm_unaligned_reloc_r): New targets.
1705 * testsuite/Makefile.in: Regenerate.
1706 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1709 2011-11-02 Ian Lance Taylor <iant@google.com>
1711 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1713 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1714 * options.cc (General_options::finalize): Use library search path
1715 from configure script if specified. If not native and no sysroot,
1716 only search TOOLLIBDIR.
1717 * options.h (Search_directory::Search_directory): Change name to
1719 (General_options::add_to_library_path_with_sysroot): Change arg to
1721 * configure, Makefile.in, config.in: Rebuild.
1723 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1725 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1726 we are working around the ARM1176 Erratum.
1727 * options.h (General_options::fix_arm1176): Add option.
1728 * testsuite/Makefile.am: Add testcases, and keep current ones
1730 * testsuite/Makefile.in: Regenerate.
1731 * testsuite/arm_fix_1176.s: New file.
1732 * testsuite/arm_fix_1176.sh: Likewise.
1734 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1736 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1738 (Target_arm::may_use_blx): Remove method.
1739 (Target_arm::set_may_use_blx): Likewise.
1740 (Target_arm::may_use_v4t_interworking): New method.
1741 (Target_arm::may_use_v5t_interworking): Likewise.
1742 (Target_arm::may_use_blx_): Remove member variable.
1743 (Arm_relocate_functions::arm_branch_common): Check for v5T
1745 (Arm_relocate_functions::thumb_branch_common): Likewise.
1746 (Reloc_stub::stub_type_for_reloc): Likewise.
1747 (Target_arm::do_finalize_sections): Correct interworking checks.
1748 * testsuite/Makefile.am: Add new tests.
1749 * testsuite/Makefile.in: Regenerate.
1750 * testsuite/arm_farcall_arm_arm.s: New test.
1751 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1752 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1753 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1754 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1755 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1756 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1757 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1759 2011-10-31 Cary Coutant <ccoutant@google.com>
1762 * expression.cc (Expression::eval_with_dot): Add
1763 is_section_dot_assignment parameter.
1764 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1765 absolute and assigning to dot within a section.
1766 * script-sections.cc
1767 (Output_section_element_assignment::set_section_addresses): Pass
1768 dot_section to set_if_absolute.
1769 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1770 as is_section_dot_assignment flag to eval_with_dot.
1771 (Output_section_element_dot_assignment::set_section_addresses):
1773 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1774 parameter. Also set value if relative to dot_section; set the
1775 symbol's output_section.
1776 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1777 parameter. Adjust all callers.
1778 (Expression::eval_maybe_dot): Likewise.
1779 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1781 * testsuite/script_test_2.t: Test assignment of an absolute value
1782 to dot within an output section element.
1784 2011-10-31 Cary Coutant <ccoutant@google.com>
1786 * options.h (class General_options): Add --[no-]gnu-unique options.
1787 * symtab.cc (Symbol_table::sized_write_globals): Convert
1788 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1790 2011-10-31 Cary Coutant <ccoutant@google.com>
1793 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1794 unnecessary assertion.
1795 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1797 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1799 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1801 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1803 Change to just keep the section associated with symbol.
1804 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1805 they are externally visible and --export-dynamic is turned on.
1806 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1808 2011-10-19 Ian Lance Taylor <iant@google.com>
1811 * script-sections.cc
1812 (Output_section_element_dot_assignment::needs_output_section): New
1815 2011-10-19 Ian Lance Taylor <iant@google.com>
1818 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1819 --section-start option was seen.
1820 * options.h (General_options::any_section_start): New function.
1822 2011-10-18 David S. Miller <davem@davemloft.net>
1825 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1826 member to track relocation locations that have moved during TLS
1827 reloc optimizations.
1828 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1829 (Target_sparc::Relocate::relocate): Adjust view down by 4
1830 bytes if it matches reloc_adjust_addr_.
1831 (Target_sparc::Relocate::relocate_tls): Always move the
1832 __tls_get_addr call delay slot instruction forward 4 bytes when
1833 performing relaxation.
1835 2011-10-18 Cary Coutant <ccoutant@google.com>
1837 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1838 (Output_file::map_no_anonymous): Check for non-zero
1839 return code from posix_fallocate.
1841 2011-10-17 Cary Coutant <ccoutant@google.com>
1844 * plugin.cc (is_visible_from_outside): Check for symbols
1845 referenced from dynamic objects.
1846 * resolve.cc (Symbol_table::resolve): Don't count references
1847 from dynamic objects as references from real ELF files.
1848 * testsuite/plugin_test_2.sh: Adjust expected result.
1850 2011-10-17 Cary Coutant <ccoutant@google.com>
1852 * gold.cc: Include timer.h.
1853 (queue_middle_tasks): Stamp time.
1854 (queue_final_tasks): Likewise.
1855 * main.cc (main): Store timer in parameters. Print timers
1857 * parameters.cc (Parameters::Parameters): Initialize timer_.
1858 (Parameters::set_timer): New function.
1859 (set_parameters_timer): New function.
1860 * parameters.h (Parameters::set_timer): New function.
1861 (Parameters::timer): New function.
1862 (Parameters::timer_): New data member.
1863 (set_parameters_timer): New function.
1864 * timer.cc (Timer::stamp): New function.
1865 (Timer::get_pass_time): New function.
1866 * timer.h (Timer::stamp): New function.
1867 (Timer::get_pass_time): New function.
1868 (Timer::pass_times_): New data member.
1870 2011-10-17 Cary Coutant <ccoutant@google.com>
1872 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1873 task for members of lib groups.
1875 2011-10-17 Cary Coutant <ccoutant@google.com>
1878 * fileread.cc (File_read::find_view): Add assert.
1879 (File_read::make_view): Move bounds check (replace with assert)...
1880 (File_read::find_or_make_view): ... to here.
1882 2011-10-12 Cary Coutant <ccoutant@google.com>
1884 * output.cc (Output_file::open_base_file): Handle case where
1885 ::read returns less than requested size.
1887 2011-10-10 Cary Coutant <ccoutant@google.com>
1889 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1890 Initialize defined_count_.
1891 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1892 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1893 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1894 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1895 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1896 * incremental.h (Sized_relobj_incr::defined_count_): New data
1898 (Sized_incr_dynobj::defined_count_): New data member.
1899 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1900 Return zeroes instead of internal error.
1902 2011-10-10 Cary Coutant <ccoutant@google.com>
1905 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1906 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1907 * output.h (class Output_reloc): Add use_plt_offset flag.
1908 (Output_reloc::type_): Adjust size of bit field.
1909 (Output_reloc::use_plt_offset_): New bit field.
1910 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1911 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1912 flag. Adjust all callers.
1913 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1914 creating RELATIVE relocations.
1916 2011-10-10 Nick Clifton <nickc@redhat.com>
1918 * po/es.po: Updated Spanish translation.
1919 * po/fi.po: Updated Finnish translation.
1921 2011-10-03 Diego Novillo <dnovillo@google.com>
1923 * options.cc (parse_uint): Fix dereference of RETVAL.
1925 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1927 * layout.h (section_order_map_): New member.
1928 (get_section_order_map): New member function.
1929 * output.cc (Output_section::add_input_section): Check for patterns
1930 only when --section-ordering-file is specified.
1931 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1932 output_sections have been formed.
1933 * layout.cc (Layout_Layout): Initialize section_order_map_.
1934 * plugin.cc (update_section_order): Store order in order_map. Do not
1936 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1937 * testsuite/Makefile.in: Regenerate.
1938 * testsuite/plugin_section_order.c: New file.
1939 * testsuite/plugin_final_layout.cc: New file.
1940 * testsuite/plugin_final_layout.sh: New file.
1942 2011-09-29 Cary Coutant <ccoutant@google.com>
1944 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1946 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1947 symbols during incremental update.
1948 (Symbol_table::add_from_dynobj): Likewise.
1950 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1951 Ian Lance Taylor <iant@google.com>
1953 * symtab.cc (Symbol_table::define_special_symbol): Always
1954 canonicalize version string.
1956 2011-09-26 Cary Coutant <ccoutant@google.com>
1958 * gold.cc (queue_initial_tasks): Move option checks ...
1959 * options.cc (General_options::finalize): ... to here. Disable
1960 some options; make others fatal.
1962 2011-09-26 Cary Coutant <ccoutant@google.com>
1965 * plugin.cc (get_symbols_v2): New function.
1966 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1967 (is_referenced_from_outside): New function.
1968 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1969 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1970 (get_symbols): Pass version parameter.
1971 (get_symbols_v2): New function.
1972 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1974 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1975 (onload): Add LDPT_GET_SYMBOLS_V2.
1976 (all_symbols_read_hook): Use get_symbols_v2; check for
1977 LDPR_PREVAILING_DEF_IRONLY_EXP.
1978 * testsuite/plugin_test_3.sh: Update expected results.
1980 2011-09-23 Simon Baldwin <simonb@google.com>
1982 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1983 configuration options.
1984 * configure: Regenerate.
1985 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1986 * Makefile.in: Regenerate.
1987 * testsuite/Makefile.in: Regenerate.
1989 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1991 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1993 2011-09-19 Cary Coutant <ccoutant@google.com>
1995 * incremental.cc (can_incremental_update): Fix typo in comment.
1996 * incremental.h (can_incremental_update): Likewise.
1998 2011-09-18 Cary Coutant <ccoutant@google.com>
2000 * incremental.cc (can_incremental_update): New function.
2001 * incremental.h (can_incremental_update): New function.
2002 * layout.cc (Layout::init_fixed_output_section): Call it.
2003 (Layout::make_output_section): Don't allow patch space in .eh_frame.
2004 * object.cc (Sized_relobj_file::do_layout): Call
2005 can_incremental_update.
2007 2011-09-13 Cary Coutant <ccoutant@google.com>
2009 * configure.ac: Check for glibc support for gnu_indirect_function
2010 support with static linking, setting automake conditional
2012 * Makefile.in: Regenerate.
2013 * configure: Regenerate.
2015 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2016 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2018 * testsuite/Makefile.in: Regenerate.
2020 2011-09-13 Cary Coutant <ccoutant@google.com>
2022 * incremental.cc (Sized_relobj_incr::do_layout): Call
2023 report_comdat_group for kept comdat sections.
2024 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2025 * testsuite/Makefile.in: Regenerate.
2026 * testsuite/incr_comdat_test_1.cc: New source file.
2027 * testsuite/incr_comdat_test_2_v1.cc: New source file.
2028 * testsuite/incr_comdat_test_2_v2.cc: New source file.
2029 * testsuite/incr_comdat_test_2_v3.cc: New source file.
2031 2011-09-13 Ian Lance Taylor <iant@google.com>
2033 * object.cc (Sized_relobj_file::do_layout): Remove unused local
2034 variable external_symbols_offset.
2036 2011-09-12 Ian Lance Taylor <iant@google.com>
2038 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2039 triggered if object has no symbols.
2041 2011-09-09 David S. Miller <davem@davemloft.net>
2043 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2044 (Output_fill_debug_line::do_write): Likewise.
2046 2011-08-29 Cary Coutant <ccoutant@google.com>
2048 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2049 casts to match formatting specs.
2050 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2052 2011-08-26 Cary Coutant <ccoutant@google.com>
2054 * layout.cc (Free_list::allocate): Provide guarantee of minimum
2055 remaining hole size when allocating.
2056 (Layout::make_output_section): Set fill methods for debug sections.
2057 * layout.h (Free_list::Free_list_node): Move from private to
2059 (Free_list::set_min_hole_size): New function.
2060 (Free_list::begin, Free_list::end): New functions.
2061 (Free_list::min_hole_): New data member.
2062 * output.cc: Include dwarf.h.
2063 (Output_fill_debug_info::do_minimum_hole_size): New function.
2064 (Output_fill_debug_info::do_write): New function.
2065 (Output_fill_debug_line::do_minimum_hole_size): New function.
2066 (Output_fill_debug_line::do_write): New function.
2067 (Output_section::Output_section): Initialize new data member.
2068 (Output_section::set_final_data_size): Ensure patch space is larger
2069 than minimum hole size.
2070 (Output_section::do_write): Fill holes in debug sections.
2071 * output.h (Output_fill): New class.
2072 (Output_fill_debug_info): New class.
2073 (Output_fill_debug_line): New class.
2074 (Output_section::set_free_space_fill): New function.
2075 (Output_section::free_space_fill_): New data member.
2076 * testsuite/Makefile.am (incremental_test_3): Add
2077 --incremental-patch option.
2078 (incremental_test_4): Likewise.
2079 (incremental_test_5): Likewise.
2080 (incremental_test_6): Likewise.
2081 (incremental_copy_test): Likewise.
2082 (incremental_common_test_1): Likewise.
2083 * testsuite/Makefile.in: Regenerate.
2085 2011-08-26 Nick Clifton <nickc@redhat.com>
2087 * po/es.po: Updated Spanish translation.
2089 2011-08-01 Cary Coutant <ccoutant@google.com>
2091 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2092 * gold/testsuite/Makefile.in: Regenerate.
2093 * gold/testsuite/justsyms_exec.c: New source file.
2094 * gold/testsuite/justsyms_lib.c: New source file.
2096 2011-08-01 Cary Coutant <ccoutant@google.com>
2098 * layout.cc (Layout::set_segment_offsets): Don't realign text
2099 segment if -Ttext was specified.
2100 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2102 * object.h (Sized_relobj_file::e_type): New function.
2103 (Sized_relobj_file::e_type_): New data member.
2104 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2105 base address for ET_EXEC files.
2106 * target.cc (Target::do_make_elf_object_implementation): Allow
2107 ET_EXEC files with --just-symbols option.
2109 2011-07-28 Cary Coutant <ccoutant@google.com>
2111 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2112 Add thread_number parameter.
2113 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2114 * workqueue-threads.cc
2115 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2116 current thread if its thread number is greater than desired thread
2118 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2119 Add thread_number parameter.
2120 (Workqueue::should_cancel_thread): Likewise.
2121 (Workqueue::find_runnable_or_wait): Pass thread_number to
2122 should_cancel_thread.
2123 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2126 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2128 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2129 only after checking if it cannot be forced local.
2130 * symtab.h (is_externally_visible): Check if the symbol is not forced
2133 2011-07-15 Ian Lance Taylor <iant@google.com>
2135 * options.h (class General_options): Add --print-output-format.
2136 Move -EL next to -EB, for better --help output.
2137 * target-select.cc: Include <cstdio>, "options.h", and
2139 (Target_selector::do_target_bfd_name): New function.
2140 (print_output_format): New function.
2141 * target-select.h (class Target_selector): Update declarations.
2142 (Target_selector::target_bfd_name): New function.
2143 (print_output_format): Declare.
2144 * main.cc: Include "target-select.h".
2145 (main): Handle --print-output-format.
2146 * gold.cc: Include "target-select.h".
2147 (queue_initial_tasks): Handle --print-output-format when there are
2149 * parameters.cc (parameters_force_valid_target): Give a better
2150 error message if -EB/-EL does not match target.
2151 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2154 2011-07-15 Ian Lance Taylor <iant@google.com>
2156 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2157 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2158 (Output_data_plt_i386::do_write): Write address of .dynamic
2159 section to first entry in .got.plt section.
2160 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2161 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2163 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2164 section to first entry in .got.plt section.
2165 * layout.h (Layout::dynamic_section): New function.
2167 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2169 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2171 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2172 input_section_position_, and input_section_glob_.
2173 (read_layout_from_file): Call function section_ordering_specified.
2174 * layout.h (is_section_ordering_specified): New function.
2175 (section_ordering_specified): New function.
2176 (section_ordering_specified_): New boolean member.
2177 * main.cc(main): Call load_plugins after layout object is defined.
2178 * output.cc (Output_section::add_input_section): Use
2179 function section_ordering_specified to check if section ordering is
2181 * output.cc (Output_section::add_relaxed_input_section): Use
2182 function section_ordering_specified to check if section ordering is
2184 (Output_section::update_section_layout): New function.
2185 (Output_section::sort_attached_input_sections): Check if input section
2187 * output.h (Output_section::update_section_layout): New function.
2188 * plugin.cc (get_section_count): New function.
2189 (get_section_type): New function.
2190 (get_section_name): New function.
2191 (get_section_contents): New function.
2192 (update_section_order): New function.
2193 (allow_section_ordering): New function.
2194 (Plugin::load): Add the new interfaces to the transfer vector.
2195 (Plugin_manager::load_plugins): New parameter.
2196 (Plugin_manager::all_symbols_read): New parameter.
2197 (Plugin_manager::claim_file): New parameter. Save the elf object for
2199 (Plugin_manager::get_elf_object): New function.
2200 (Plugin_manager::get_view): Change to directly use the bool to check
2201 if get_view is called from claim_file_hook.
2202 * plugin.h (input_objects): New function
2203 (Plugin__manager::load_plugins): New parameter.
2204 (Plugin_manager::claim_file): New parameter.
2205 (Plugin_manager::get_elf_object): New function.
2206 (Plugin_manager::in_claim_file_handler): New function.
2207 (Plugin_manager::in_claim_file_handler_): New member.
2208 (layout): New function.
2209 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2210 handler with an extra parameter. Make the elf object before calling
2212 * testsuite/plugin_test.c (get_section_count): New function pointer.
2213 (get_section_type): New function pointer.
2214 (get_section_name): New function pointer.
2215 (get_section_contents): New function pointer.
2216 (update_section_order): New function pointer.
2217 (allow_section_ordering): New function pointer.
2218 (onload): Check if the new interfaces exist.
2220 2011-07-13 Ian Lance Taylor <iant@google.com>
2222 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2224 * x86_64.cc (Target_x86_64::got_section): Likewise.
2225 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2226 (relro_now_test_SOURCES): New variable.
2227 (relro_now_test_DEPENDENCIES): New variable.
2228 (relro_now_test_LDFLAGS): New variable.
2229 (relro_now_test_LDADD): New variable.
2230 (relro_now_test.so): New target.
2231 * testsuite/Makefile.in: Rebuild.
2233 2011-07-12 Ian Lance Taylor <iant@google.com>
2236 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2237 GLOB_DAT relocation rather than a RELATIVE relocation for a
2238 protected symbol when creating a shared library.
2239 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2240 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2241 * testsuite/protected_main_1.cc (main): Test that protected
2242 function has same address.
2244 2011-07-11 Ian Lance Taylor <iant@google.com>
2247 * options.h (class General_options): Add -Bgroup.
2248 * options.cc (General_options::finalize): If -Bgroup is set,
2249 default to --unresolved-symbols=report-all.
2250 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2251 * target-reloc.h (issue_undefined_symbol_error): Handle
2252 --unresolved-symbols=report-all.
2254 2011-07-08 Ian Lance Taylor <iant@google.com>
2257 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2258 if linker script discards key sections.
2259 (Layout::create_dynamic_symtab): Likewise.
2260 (Layout::assign_local_dynsym_offsets): Likewise.
2261 (Layout::sized_create_version_sections): Likewise.
2262 (Layout::create_interp): Likewise.
2263 (Layout::finish_dynamic_section): Likewise.
2264 (Layout::set_dynamic_symbol_size): Likewise.
2266 2011-07-08 Ian Lance Taylor <iant@google.com>
2269 * options.h (class General_options): Add --unresolved-symbols.
2270 * target-reloc.h (issue_undefined_symbol_error): Check
2271 --unresolved-symbols. Add comments.
2273 2011-07-08 Ian Lance Taylor <iant@google.com>
2275 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2276 expression more complex.
2278 2011-07-08 Ian Lance Taylor <iant@google.com>
2281 * target-reloc.h (issue_undefined_symbol_error): New inline
2282 function, broken out of relocate_section.
2283 (relocate_section): Call issue_undefined_symbol_error.
2284 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2285 there is no TLS segment if we are about to issue an undefined
2287 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2289 2011-07-08 Ian Lance Taylor <iant@google.com>
2292 * resolve.cc (Symbol_table::should_override): Add fromtype
2293 parameter. Change all callers. Give error when linking together
2294 TLS and non-TLS symbol.
2295 (Symbol_table::should_override_with_special): Add fromtype
2296 parameter. Change all callers.
2297 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2298 there is no TLS segment if we have reported some errors.
2299 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2301 2011-07-08 Ian Lance Taylor <iant@google.com>
2304 * target.h (Target::plt_address_for_global): New function.
2305 (Target::plt_address_for_local): New function.
2306 (Target::plt_section_for_global): Remove.
2307 (Target::plt_section_for_local): Remove.
2308 (Target::do_plt_address_for_global): New virtual function.
2309 (Target::do_plt_address_for_local): New virtual function.
2310 (Target::do_plt_section_for_global): Remove.
2311 (Target::do_plt_section_for_local): Remove.
2312 (Target::register_global_plt_entry): Add Symbol_table and Layout
2314 * output.cc (Output_data_got::Got_entry::write): Use
2315 plt_address_for_global and plt_address_for_local.
2316 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2317 address of output section.
2318 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2319 got_irelative_, and irelative_count_ fields. Update
2321 (Output_data_plt_i386::has_irelative_section): New function.
2322 (Output_data_plt_i386::entry_count): Add irelative_count_.
2323 (Output_data_plt_i386::set_final_data_size): Likewise.
2324 (class Target_i386): Add got_irelative_ and rel_irelative_
2325 fields. Update declarations.
2326 (Target_i386::Target_i386): Initialize new fields.
2327 (Target_i386::do_plt_address_for_global): New function replacing
2328 do_plt_section_for_global.
2329 (Target_i386::do_plt_address_for_local): New function replacing
2330 do_plt_section_for_local.
2331 (Target_i386::got_section): Create got_irelative_.
2332 (Target_i386::rel_irelative_section): New function.
2333 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2334 fields. Don't define __rel_iplt_{start,end}.
2335 (Output_data_plt_i386::add_entry): Add symtab and layout
2336 parameters. Change all callers. Use different PLT and GOT for
2338 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2339 layout parameters. Change all callers. Use different PLT and
2341 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2342 (Output_data_plt_i386::rel_irelative): New function.
2343 (Output_data_plt_i386::address_for_global): New function.
2344 (Output_data_plt_i386::address_for_local): New function.
2345 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2346 IRELATIVE GOT when changing IFUNC GOT entries.
2347 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2349 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2350 if we didn't create an IRELATIVE GOT.
2351 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2352 plt_address_for_local.
2353 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2354 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2355 got_irelative_, and irelative_count_ fields. Update
2357 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2358 Initialize new fields. Remove symtab parameter. Change all
2360 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2362 (Output_data_plt_x86_64::has_irelative_section): New function.
2363 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2364 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2365 fields. Update declarations.
2366 (Target_x86_64::Target_x86_64): Initialize new fields.
2367 (Target_x86_64::do_plt_address_for_global): New function replacing
2368 do_plt_section_for_global.
2369 (Target_x86_64::do_plt_address_for_local): New function replacing
2370 do_plt_section_for_local.
2371 (Target_x86_64::got_section): Create got_irelative_.
2372 (Target_x86_64::rela_irelative_section): New function.
2373 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2374 all callers. Don't create __rel_iplt_{start,end}.
2375 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2376 parameters. Change all callers. Use different PLT and GOT for
2378 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2379 layout parameters. Change all callers. Use different PLT and
2381 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2382 parameters. Change all callers. Use different PLT and GOT for
2384 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2385 (Output_data_plt_x86_64::rela_irelative): New function.
2386 (Output_data_plt_x86_64::address_for_global): New function.
2387 (Output_data_plt_x86_64::address_for_local): New function.
2388 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2389 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2390 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2391 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2393 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2395 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2396 symbols if we didn't create an IRELATIVE GOT.
2397 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2398 plt_address_for_local.
2399 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2400 * testsuite/ifuncvar1.c: New test file.
2401 * testsuite/ifuncvar2.c: New test file.
2402 * testsuite/ifuncvar3.c: New test file.
2403 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2404 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2405 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2406 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2407 * testsuite/Makefile.in: Rebuild.
2409 2011-07-07 Cary Coutant <ccoutant@google.com>
2411 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2412 (two_file_test_1_ndebug.o): Likewise.
2413 (two_file_test_1b_ndebug.o): Likewise.
2414 (two_file_test_2_ndebug.o): Likewise.
2415 (two_file_test_main_ndebug.o): Likewise.
2416 (incremental_test_2): Link with no-debug versions.
2418 2011-07-06 Cary Coutant <ccoutant@google.com>
2420 * gold/incremental.cc
2421 (Output_section_incremental_inputs::write_info_blocks): Check for
2422 hidden and internal symbols.
2424 2011-07-06 Cary Coutant <ccoutant@google.com>
2426 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2427 Check disposition for startup file.
2428 (Incremental_inputs::report_command_line): Ignore
2429 --incremental-startup-unchanged option.
2430 * options.cc (General_options::parse_incremental_startup_unchanged):
2432 (General_options::General_options): Initialize new data member.
2433 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2434 (General_options): Add --incremental-startup-unchanged option.
2435 (General_options::incremental_startup_disposition): New function.
2436 (General_options::incremental_startup_disposition_): New data member.
2438 2011-07-06 Cary Coutant <ccoutant@google.com>
2440 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2441 input file index to Script_info ctor.
2442 (Sized_incremental_binary::do_file_has_changed): Find the
2443 command-line argument for files named in scripts.
2444 * incremental.h (Script_info::Script_info): New ctor
2445 with input file index.
2446 (Script_info::input_file_index): New function.
2447 (Script_info::input_file_index_): New data member.
2448 (Incremental_binary::get_library): Add const.
2449 (Incremental_binary::get_script_info): Add const.
2450 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2451 * testsuite/Makefile.am (incremental_test_5): New test case.
2452 (incremental_test_6): New test case.
2453 * testsuite/Makefile.in: Regenerate.
2455 2011-07-06 Cary Coutant <ccoutant@google.com>
2457 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2458 debug output when command lines differ.
2460 2011-07-06 Cary Coutant <ccoutant@google.com>
2462 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2463 --incremental-patch option.
2464 * layout.cc (Free_list::allocate): Extend allocation beyond original
2466 (Layout::make_output_section): Mark sections that should get
2468 * options.cc (parse_percent): New function.
2469 * options.h (parse_percent): New function.
2470 (DEFINE_percent): New macro.
2471 (General_options): Add --incremental-patch option.
2472 * output.cc (Output_section::Output_section): Initialize new data
2474 (Output_section::add_input_section): Print section name when out
2476 (Output_section::add_output_section_data): Likewise.
2477 (Output_section::set_final_data_size): Add patch space when
2478 doing --incremental-full.
2479 (Output_section::do_reset_address_and_file_offset): Remove patch
2481 (Output_segment::set_section_list_addresses): Print debug output
2482 only if --incremental-update.
2483 * output.h (Output_section::set_is_patch_space_allowed): New function.
2484 (Output_section::is_patch_space_allowed_): New data member.
2485 (Output_section::patch_space_): New data member.
2486 * parameters.cc (Parameters::incremental_full): New function.
2487 * parameters.h (Parameters::incremental_full): New function
2488 * testsuite/Makefile.am (incremental_test_2): Add test for
2489 --incremental-patch option.
2490 * testsuite/Makefile.in: Regenerate.
2491 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2492 (t18): Remove function body.
2494 2011-07-05 Doug Kwan <dougkwan@google.com>
2497 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2498 Arm_Address type for relocation result.
2499 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2501 (Arm_relocate_functions::abs32): Use unaligned access.
2502 (Arm_relocate_functions::rel32): Ditto.
2503 (Arm_relocate_functions::prel31): Ditto.
2504 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2505 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2506 static data relocations.
2507 * testsuite/Makefile.in: Regnerate.
2508 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2510 2011-07-05 Ian Lance Taylor <iant@google.com>
2513 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2514 symbols if necessary.
2515 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2517 2011-07-05 Ian Lance Taylor <iant@google.com>
2520 * resolve.cc (Symbol::override_base_with_special): Simply override
2521 version with special symbol version, ignoring previous version.
2523 2011-07-05 Ian Lance Taylor <iant@google.com>
2525 * object.cc (Sized_relobj_file::include_section_group): Add
2526 information to comment about signature location.
2528 2011-07-02 Ian Lance Taylor <iant@google.com>
2531 * options.h (class General_options): Add -f and -F.
2532 * options.cc (General_options::finalize): Fatal error if -f/-F
2533 are used without -shared.
2534 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2536 2011-07-02 Ian Lance Taylor <iant@google.com>
2538 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2540 2011-07-01 Ian Lance Taylor <iant@google.com>
2544 * resolve.cc (Symbol::override_base_with_special): Don't override
2545 the version if the overriding symbol has a different name.
2546 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2547 all callers. If we give an error about an undefined version,
2548 define the base version if necessary.
2549 * dynobj.h (class Versions): Update declaration.
2550 * testsuite/weak_alias_test_5.cc: New file.
2551 * testsuite/weak_alias_test.script: New file.
2552 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2553 and versioned_alias have the right value, and call t2.
2554 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2555 weak_alias_test_5.so.
2556 (weak_alias_test_LDADD): Likewise.
2557 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2558 * testsuite/Makefile.in: Rebuild.
2560 2011-07-01 Ian Lance Taylor <iant@google.com>
2563 * options.h (class General_options): Support -z notext.
2564 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2566 (two_file_shared_nonpic.so): Likewise.
2567 (two_file_shared_mixed.so): Likewise.
2568 (two_file_shared_mixed_1.so): Likewise.
2569 (weak_undef_lib_nonpic.so): Likewise.
2570 (alt/weak_undef_lib_nonpic.so): Likewise.
2571 (tls_test_shared_nonpic.so): Likewise.
2572 * testsuite/Makefile.in: Rebuild.
2574 2011-07-01 Ian Lance Taylor <iant@google.com>
2577 * configure.ac: Test whether static linking works, setting
2578 the automake conditional HAVE_STATIC.
2579 * testsuite/Makefile.am: Disable tests using -static if
2580 HAVE_STATIC is not true.
2581 * configure, testsuite/Makefile.in: Rebuild.
2583 2011-07-01 Ian Lance Taylor <iant@google.com>
2586 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2587 Assert if we see DW_EH_PE_indirect.
2588 * target.h (Target::ehframe_datarel_base): New function.
2589 (Target::do_ehframe_datarel_base): New target function.
2590 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2591 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2594 2011-07-01 Ian Lance Taylor <iant@google.com>
2597 * options.h (class General_options): Add
2598 --ld-generated-unwind-info.
2599 * ehframe.cc (Fde::write): Add address parameter. Change all
2600 callers. If associated with PLT, fill in address and size.
2601 (Cie::set_output_offset): Only add merge mapping if there is an
2603 (Cie::write): Add address parameter. Change all callers.
2604 (Eh_frame::add_ehframe_for_plt): New function.
2605 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2606 input_offset_ fields into union u_, with new plt field.
2607 (Fde::Fde): Adjust for new union field.
2608 (Fde::Fde) [Output_data version]: New constructor.
2609 (Fde::add_mapping): Only add merge mapping if there is an object.
2610 (class Cie): Update declarations.
2611 (class Eh_frame): Declare add_ehframe_for_plt.
2612 * layout.cc (Layout::layout_eh_frame): Break out code into
2613 make_eh_frame_section, and call it.
2614 (Layout::make_eh_frame_section): New function.
2615 (Layout::add_eh_frame_for_plt): New function.
2616 * layout.h (class Layout): Update declarations.
2617 * merge.cc (Merge_map::add_mapping): Add assertion.
2618 * i386.cc: Include "dwarf.h".
2619 (class Output_data_plt_i386): Make first_plt_entry,
2620 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2621 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2622 and plt_eh_frame_fde.
2623 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2624 boundary. Call add_eh_frame_for_plt if appropriate.
2625 * x86_64.cc: Include "dwarf.h".
2626 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2627 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2628 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2629 and plt_eh_frame_fde.
2630 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2633 2011-06-29 Ian Lance Taylor <iant@google.com>
2636 * object.cc (Sized_relobj_file::layout_section): Change shdr
2637 parameter to be const.
2638 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2640 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2641 appropriate. Call layout_eh_frame_section.
2642 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2644 * object.h (class Sized_relobj_file): Update declarations.
2646 2011-06-29 Ian Lance Taylor <iant@google.com>
2649 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2651 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2653 2011-06-29 Ian Lance Taylor <iant@google.com>
2656 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2658 * layout.cc (Layout::layout_eh_frame): Likewise.
2660 2011-06-29 Ian Lance Taylor <iant@google.com>
2663 * layout.cc (Layout::symtab_section_shndx): New function.
2664 * layout.h (class Layout): Declare symtab_section_shndx.
2665 * output.cc (Output_section::write_header): Call it.
2667 2011-06-29 Ian Lance Taylor <iant@google.com>
2670 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2671 symbols which are not used in a relocation.
2673 2011-06-28 Ian Lance Taylor <iant@google.com>
2676 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2677 script create indistinguishable segments.
2678 (Layout::set_segment_offsets): Use stable_sort when sorting
2679 segments. Pass this to Compare_segments constructor.
2680 * layout.h (class Layout): Make segment_precedes non-static.
2681 (class Compare_segments): Change from struct to class. Add
2682 layout_ field. Add constructor.
2683 * script-sections.cc
2684 (Script_sections::attach_sections_using_phdrs_clause): Rename
2685 local orphan to is_orphan. Don't report failure to put empty
2686 section in segment. On attachment failure, report name of
2687 section, and attach to first PT_LOAD segment.
2689 2011-06-28 Ian Lance Taylor <iant@google.com>
2692 * target-select.cc (Target_selector::Target_selector): Add
2693 emulation parameter. Change all callers.
2694 (select_target_by_bfd_name): Rename from select_target_by_name.
2696 (select_target_by_emulation): New function.
2697 (supported_emulation_names): New function.
2698 * target-select.h (class Target_selector): Add emulation_ field.
2699 Update declarations.
2700 (Target_selector::recognize_by_bfd_name): Rename from
2701 recognize_by_name. Change all callers.
2702 (Target_selector::supported_bfd_names): Rename from
2703 supported_names. Change all callers.
2704 (Target_selector::recognize_by_emulation): New function.
2705 (Target_selector::supported_emulations): New function.
2706 (Target_selector::emulation): New function.
2707 (Target_selector::do_recognize_by_bfd_name): Rename from
2708 do_recognize_by_name. Change all callers.
2709 (Target_selector::do_supported_bfd_names): Rename from
2710 do_supported_names. Change all callers.
2711 (Target_selector::do_recognize_by_emulation): New function.
2712 (Target_selector::do_supported_emulations): New function.
2713 (select_target_by_bfd_name): Change name in declaration.
2714 (select_target_by_emulation): Declare.
2715 (supported_emulation_names): Declare.
2716 * parameters.cc (parameters_force_valid_target): Try to find
2717 target based on emulation from -m option.
2718 * options.h (class General_options): Change doc string for -m.
2719 * options.cc (help): Print emulations.
2720 (General_options::parse_V): Likewise.
2721 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2722 Add emulation parameter. Change all callers.
2724 2011-06-28 Ian Lance Taylor <iant@google.com>
2726 * target.h (class Target): Add osabi_ field.
2727 (Target::osabi): New function.
2728 (Target::set_osabi): New function.
2729 (Target::Target): Initialize osabi_.
2730 (Target::do_adjust_elf_header): Make pure virtual.
2731 (Sized_target::do_adjust_elf_header): Declare.
2732 * target.cc (Sized_target::do_adjust_elf_header): New function.
2733 (class Sized_target): Instantiate all versions.
2734 * freebsd.h (class Target_freebsd): Remove.
2735 (Target_selector_freebsd::do_recognize): Call set_osabi on
2737 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2738 (Target_selector_freebsd::set_osabi): Remove.
2739 * i386.cc (class Target_i386): Inherit from Sized_target rather
2740 than Target_freebsd.
2741 * x86_64.cc (class Target_x86_64): Likewise.
2743 2011-06-28 Ian Lance Taylor <iant@google.com>
2745 * target.h (Target::can_check_for_function_pointers): Rewrite.
2747 (Target::can_icf_inline_merge_sections): Likewise.
2748 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2749 (Target::Target_info): Add can_icf_inline_merge_sections field.
2750 (Target::do_can_check_for_function_pointers): New virtual
2752 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2753 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2754 from can_check_for_function_pointers, move in file.
2755 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2756 section_may_have_icf_unsafe_poineters, move in file.
2757 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2758 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2759 Rename from can_check_for_function_pointers, move in file.
2760 (Target_i386::can_icf_inline_merge_sections): Remove.
2761 (Target_i386::i386_info): Initialize
2762 can_icf_inline_merge_sections.
2763 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2764 Initialize can_icf_inline_merge_sections.
2765 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2766 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2767 Rename from can_check_for_function_pointers, move in file.
2768 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2769 (Target_x86_64::x86_64_info): Initialize
2770 can_icf_inline_merge_sections.
2771 * testsuite/testfile.cc (Target_test::test_target_info):
2773 * icf.cc (get_section_contents): Correct formatting.
2775 2011-06-27 Ian Lance Taylor <iant@google.com>
2777 * symtab.cc (Symbol::versioned_name): New function.
2778 (Symbol_table::add_to_final_symtab): Use versioned_name when
2780 (Symbol_table::sized_write_symbol): Likewise.
2781 * symtab.h (class Symbol): Declare versioned_name.
2782 * stringpool.h (class Stringpool_template): Add variant of add
2783 which takes a std::basic_string.
2784 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2785 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2786 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2787 (ver_test_12.o): New target.
2788 * testsuite/Makefile.in: Rebuild.
2790 2011-06-27 Doug Kwan <dougkwan@google.com>
2792 * arm.cc (Arm_relocate_functions::thm_jump8,
2793 Arm_relocate_functions::thm_jump11): Use a wider signed
2794 type to compute offset.
2795 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2797 * testsuite/Makefile.in: Regenerate.
2798 * testsuite/arm_branch_in_range.sh: Check test results of
2799 arm_thm_jump11 and arm_thm_jump8.
2800 * testsuite/arm_thm_jump11.s: New test source file.
2801 * testsuite/arm_thm_jump11.t: New linker script.
2802 * testsuite/arm_thm_jump8.s: New test source file.
2803 * testsuite/arm_thm_jump8.t: New linker script.
2805 2011-06-24 Ian Lance Taylor <iant@google.com>
2807 * layout.cc: Include "object.h".
2808 (ctors_sections_in_init_array): New static variable.
2809 (Layout::is_ctors_in_init_array): New function.
2810 (Layout::layout): Add entry to ctors_sections_in_init_array if
2812 * layout.h (class Layout): Declare is_ctors_in_init_array.
2813 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2814 is_ctors_reverse_view is set.
2815 (Sized_relobj_file::write_sections): Add layout parameter. Change
2816 all callers. Set is_ctors_reverse_view field of View_size.
2817 (Sized_relobj_file::reverse_words): New function.
2818 * object.h (Sized_relobj_file::View_size): Add
2819 is_ctors_reverse_view field.
2820 (class Sized_relobj_file): Update declarations.
2821 * testsuite/initpri3.c: New test.
2822 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2824 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2825 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2826 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2827 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2828 * testsuite/Makefile.in: Rebuild.
2830 2011-06-24 Cary Coutant <ccoutant@google.com>
2832 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2833 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2834 (debug_msg_cdebug.err): New targets.
2835 * testsuite/Makefile.in: Regenerate.
2836 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2837 Fix checks for link with shared library.
2839 2011-06-24 Doug Kwan <dougkwan@google.com>
2841 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2842 skip empty text sections.
2843 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2845 2011-06-22 Ian Lance Taylor <iant@google.com>
2848 * options.h (class General_options): Add --ctors-in-init-array.
2849 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2850 friends as SHT_PROGBITS for merging sections.
2851 (Layout::layout): Remove special handling of .init_array and
2852 friends. Don't sort if doing relocatable link. Sort for .ctors
2853 and .dtors if ctors_in_init_array.
2854 (Layout::make_output_section): Force correct section types for
2855 .init_array and friends. Don't sort if doing relocatable link,
2856 Don't sort .ctors and .dtors if ctors_in_init_array.
2857 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2858 (Layout::output_section_name): Add relobj parameter. Change all
2859 callers. Handle .ctors. and .dtors. in code rather than table.
2860 Handle .ctors and .dtors if ctors_in_init_array.
2861 (Layout::match_file_name): New function, moved from output.cc.
2862 * layout.h (class Layout): Update declarations.
2863 * output.cc: Include "layout.h".
2864 (Input_section_sort_entry::get_priority): New function.
2865 (Input_section_sort_entry::match_file_name): Just call
2866 Layout::match_file_name.
2867 (Output_section::Input_section_sort_init_fini_compare::operator()):
2868 Handle .ctors and .dtors. Sort by explicit priority rather than
2870 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2871 * testsuite/initpri2.c: New test.
2872 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2873 (check_PROGRAMS): Add initpri2.
2874 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2875 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2876 * configure, testsuite/Makefile.in: Rebuild.
2878 2011-06-19 Ian Lance Taylor <iant@google.com>
2881 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2882 .interp section to a PT_INTERP segment even if we have seen a
2883 --dynamic-linker option. Don't do it if we have seen a PHDRS
2884 clause in a linker script.
2885 (Layout::finalize): Don't create a .interp section if we've
2886 already create a PT_INTERP segment.
2887 (Layout::create_interp): Always call choose_output_section (revert
2888 patch of 2011-06-17). Don't create PT_INTERP segment.
2889 * script-sections.cc
2890 (Script_sections::create_note_and_tls_segments): Add a .interp
2891 section to a PT_INTERP segment even if we have seen a
2892 --dynamic-linker option.
2894 2011-06-18 Ian Lance Taylor <iant@google.com>
2896 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2897 merely because a non-PT_LOAD segment has a dynamic reloc.
2899 2011-06-18 Ian Lance Taylor <iant@google.com>
2901 * layout.cc (Layout::finish_dynamic_section): Don't create
2902 DT_FLAGS entry if not needed.
2904 2011-06-18 Ian Lance Taylor <iant@google.com>
2907 * layout.cc (Layout::layout_eh_frame): Correct handling of
2908 writable .eh_frame section.
2910 2011-06-17 Ian Lance Taylor <iant@google.com>
2913 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2914 symbol is redefined with the exact same object and value.
2916 2011-06-17 Ian Lance Taylor <iant@google.com>
2919 * layout.h (class Layout): Add interp_segment_ field.
2920 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2921 (Layout::attach_allocated_section_to_segment): If making shared
2922 library, put .interp section in PT_INTERP segment.
2923 (Layout::finalize): Also call create_interp if -dynamic-linker
2925 (Layout::create_interp): Assert that there is no PT_INTERP
2926 segment. If not using a SECTIONS clause, use make_output_section.
2927 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2928 * script-sections.cc
2929 (Script_sections::create_note_and_tls_segments): If making shared
2930 library, put .interp section in PT_INTERP segment.
2932 2011-06-17 Ian Lance Taylor <iant@google.com>
2934 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2935 when making a shared library.
2937 2011-06-17 Ian Lance Taylor <iant@google.com>
2939 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2940 parameter. Change all callers. Don't issue warning about PC32
2941 against locally defined symbol.
2943 2011-06-16 Ian Lance Taylor <iant@google.com>
2945 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2946 occurs in same object.
2948 2011-06-14 Alan Modra <amodra@gmail.com>
2950 * po/POTFILES.in: Regenerate.
2952 2011-06-09 Ian Lance Taylor <iant@google.com>
2954 * script-sections.cc
2955 (Orphan_output_section::set_section_addresses): For a relocatable
2956 link set address to 0.
2958 2011-06-09 Cary Coutant <ccoutant@google.com>
2961 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2962 used with --compress-debug-sections.
2963 * gold/object.cc (Sized_relobj_file::do_layout): Report
2964 uncompressed size of compressed input sections.
2966 2011-06-08 Cary Coutant <ccoutant@google.com>
2969 * testsuite/two_file_test_2_v1.cc: Change initialization of
2970 v2 to keep it in .data.
2972 2011-06-07 Cary Coutant <ccoutant@google.com>
2974 * common.cc (Symbol_table::do_allocate_commons_list): Call
2976 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2977 (Errors::fallback): New function.
2978 (gold_fallback): New function.
2979 * errors.h (Errors::fallback): New function.
2980 * gold.cc (gold_exit): Change status parameter to enum; adjust
2982 (queue_initial_tasks): Call gold_fallback.
2983 * gold.h: Include cstdlib.
2984 (Exit_status): New enum type.
2985 (gold_exit): Change status parameter to enum.
2986 (gold_fallback): New function.
2987 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2988 (Layout::create_symtab_sections): Likewise.
2989 (Layout::create_shdrs): Likewise.
2990 * main.cc (main): Adjust call to gold_exit.
2991 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2992 (Output_data_got::add_got_entry_pair): Likewise.
2993 (Output_section::add_input_section): Likewise.
2994 (Output_section::add_output_section_data): Likewise.
2995 (Output_segment::set_section_list_addresses): Likewise.
2996 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2998 2011-06-07 Cary Coutant <ccoutant@google.com>
3000 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3001 for incremental links.
3002 * output.cc (Output_segment::set_section_list_addresses): Remove
3003 FIXME and test for TLS or BSS.
3005 2011-06-07 Cary Coutant <ccoutant@google.com>
3007 * testsuite/Makefile.am: Add incremental_copy_test,
3008 incremental_common_test_1.
3009 * testsuite/Makefile.in: Regenerate.
3010 * testsuite/common_test_1_v1.c: New source file.
3011 * testsuite/common_test_1_v2.c: New source file.
3012 * testsuite/copy_test_v1.cc: New source file.
3014 2011-06-07 Cary Coutant <ccoutant@google.com>
3016 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3017 update, allocate common from bss section's free list.
3018 * incremental-dump.cc (dump_incremental_inputs): Print flag for
3019 linker-defined symbols.
3020 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3021 Skip GOT and PLT entries that are no longer referenced.
3022 (Output_section_incremental_inputs::write_info_blocks): Mark
3023 linker-defined symbols.
3024 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3025 * output.cc (Output_section::allocate): New function.
3026 * output.h (Output_section::allocate): New function.
3027 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3028 linker-defined symbols.
3029 (Symbol::override_base_with_special): Copy is_predefined_ flag.
3030 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3031 (Symbol::init_base_output_data): Likewise.
3032 (Symbol::init_base_output_segment): Likewise.
3033 (Symbol::init_base_constant): Likewise.
3034 (Sized_symbol::init_output_data): Likewise.
3035 (Sized_symbol::init_output_segment): Likewise.
3036 (Sized_symbol::init_constant): Likewise.
3037 (Symbol_table::do_define_in_output_data): Likewise.
3038 (Symbol_table::do_define_in_output_segment): Likewise.
3039 (Symbol_table::do_define_as_constant): Likewise.
3040 * symtab.h (Symbol::is_predefined): New function.
3041 (Symbol::init_base_output_data): Add is_predefined parameter.
3042 (Symbol::init_base_output_segment): Likewise.
3043 (Symbol::init_base_constant): Likewise.
3044 (Symbol::is_predefined_): New data member.
3045 (Sized_symbol::init_output_data): Add is_predefined parameter.
3046 (Sized_symbol::init_output_segment): Likewise.
3047 (Sized_symbol::init_constant): Likewise.
3048 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3050 2011-06-07 Cary Coutant <ccoutant@google.com>
3052 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3053 instead of emit_copy_reloc.
3054 (Copy_relocs::emit_copy_reloc): Refactor.
3055 (Copy_relocs::make_copy_reloc): New function.
3056 (Copy_relocs::add_copy_reloc): Remove.
3057 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3059 (Copy_relocs::make_copy_reloc): New function.
3060 (Copy_relocs::add_copy_reloc): Remove.
3061 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3062 unchanged input files.
3063 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3064 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3065 Reserve BSS space for COPY relocations.
3066 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3067 (Output_section_incremental_inputs::write_info_blocks): Record
3068 whether a symbol is copied from a shared object.
3069 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3070 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3071 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3072 (Incremental_input_entry_reader::get_output_symbol_index): Add
3074 (Incremental_binary::emit_copy_relocs): New function.
3075 (Incremental_binary::do_emit_copy_relocs): New function.
3076 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3078 (Sized_incremental_binary::add_copy_reloc): New function.
3079 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3080 (Sized_incremental_binary::Copy_reloc): New struct.
3081 (Sized_incremental_binary::Copy_relocs): New typedef.
3082 (Sized_incremental_binary::copy_relocs_): New data member.
3083 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3084 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3085 * target.h (Sized_target::emit_copy_reloc): New function.
3086 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3088 2011-06-02 Cary Coutant <ccoutant@google.com>
3091 * gold/archive.cc (Archive::Archive): Initialize new data member.
3092 (Archive::include_all_members): Return if archive has already been
3094 * gold/archive.h (Archive::include_all_members_): New data member.
3096 2011-06-02 Nick Clifton <nickc@redhat.com>
3098 * dynobj.h: Fix spelling mistake in comment.
3099 * output.cc: Likewise.
3101 2011-05-31 Doug Kwan <dougkwan@google.com>
3105 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3106 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3107 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3108 redundant arm_exidx_test.so.
3109 * testsuite/Makefile.in: Regenerate.
3110 (check_SCRIPTS): Add pr12826.sh
3111 (check_DATA): Add pr12826.stdout
3112 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3113 * testsuite/pr12826.sh: New file.
3114 * testsuite/pr12826_1.s: Ditto.
3115 * testsuite/pr12826_1.s: Ditto.
3117 2011-05-30 Ian Lance Taylor <iant@google.com>
3119 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3122 2011-05-29 Ian Lance Taylor <iant@google.com>
3125 * testsuite/Makefile.am: Use different file name for two_file_test
3126 temporary file for each incremental test.
3127 * testsuite/Makefile.in: Rebuild.
3129 2011-05-29 Ian Lance Taylor <iant@google.com>
3131 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3132 binary input file is empty.
3134 2011-05-27 Ian Lance Taylor <iant@google.com>
3136 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3137 (ver_test_9.so): Likewise.
3138 * testsuite/Makefile.in: Rebuild.
3140 2011-05-26 Cary Coutant <ccoutant@google.com>
3142 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3143 * incremental.cc (Incremental_inputs::report_input_section): Fix
3144 comment, indentation.
3145 (Incremental_inputs::report_comdat_group): New function.
3146 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3147 of data for incremental input file entry.
3148 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3149 group count, COMDAT group signatures.
3150 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3151 an unchanged input file.
3152 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3153 Initialize new data member.
3154 (Incremental_object_entry::add_comdat_group): New function.
3155 (Incremental_object_entry::get_comdat_group_count): New function.
3156 (Incremental_object_entry::get_comdat_signature_key): New function.
3157 (Incremental_object_entry::groups_): New data member.
3158 (Incremental_inputs::report_comdat_group): New function.
3159 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3160 data for incremental input file entry.
3161 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3162 (Incremental_input_entry_reader::get_input_section): Adjust size of
3163 data for incremental input file entry.
3164 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3165 (Incremental_input_entry_reader::get_comdat_group_signature): New
3167 * object.cc (Sized_relobj::include_section_group): Report kept
3168 COMDAT groups for incremental links.
3170 2011-05-24 David Meyer <pdox@google.com>
3172 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3173 with name parameter. Add found_name parameter.
3174 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3175 * dirsearch.h (class Dirsearch): Update declaration.
3177 2011-05-24 Ian Lance Taylor <iant@google.com>
3179 * archive.cc (Library_base::should_include_member): Pull in object
3180 from archive if it defines the entry symbol.
3181 * parameters.cc (Parameters::entry): New function.
3182 * parameters.h (class Parameters): Declare entry.
3183 * output.h (class Output_file_header): Remove entry_ field.
3184 * output.cc (Output_file_header::Output_file_header): Remove entry
3185 parameter. Change all callers.
3186 (Output_file_header::entry): Use parameters->entry.
3187 * gold.cc (queue_middle_tasks): Likewise.
3188 * plugin.cc (Plugin_hook::run): Likewise.
3190 2011-05-24 Cary Coutant <ccoutant@google.com>
3192 * gold.cc (queue_initial_tasks): Pass incremental base filename
3193 to Output_file::open_base_file; don't print error message.
3194 * incremental-dump.cc (main): Adjust call to
3195 Output_file::open_for_modification.
3196 * incremental-dump.cc (main): Likewise.
3197 * incremental.cc (Incremental_inputs::report_command_line):
3198 Ignore --incremental-base option when comparing command lines.
3199 Ignore parameter when given as separate argument.
3200 * options.h (class General_options): Add --incremental-base.
3201 * output.cc (Output_file::Output_file):
3202 (Output_file::open_base_file): Add base_name and writable parameters;
3203 read base file into new file; print error message here.
3204 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3206 * output.h (Output_file::open_for_modification): Rename to...
3207 (Output_file::open_base_file): ...this; add base_name and
3208 writable parameters; adjust all callers.
3209 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3211 * testsuite/Makefile.am (incremental_test_4): Test
3213 * testsuite/Makefile.in: Regenerate.
3215 2011-05-24 Cary Coutant <ccoutant@google.com>
3217 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3219 * testsuite/Makefile.in: Regenerate.
3220 * testsuite/two_file_test_1_v1.cc: New test source file.
3221 * testsuite/two_file_test_1b_v1.cc: New test source file.
3222 * testsuite/two_file_test_2_v1.cc: New test source file.
3224 2011-05-24 Cary Coutant <ccoutant@google.com>
3226 * dynobj.h (Dynobj::do_dynobj): New function.
3227 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3228 flag and soname for shared objects.
3229 * incremental.cc (Incremental_inputs::report_object): Make
3230 either Incremental_object_entry or Incremental_dynobj_entry; add
3231 soname to string table.
3232 (Incremental_inputs::report_input_section): Add assertion.
3233 (Output_section_incremental_inputs::set_final_data_size): Adjust
3234 type of input file entry for shared libraries; adjust size of
3235 shared library info entry.
3236 (Output_section_incremental_inputs::write_input_files): Write
3237 as_needed flag for shared libraries.
3238 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3239 of input file entry for shared libraries; write soname.
3240 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3241 soname from incremental info.
3242 * incremental.h (enum Incremental_input_flags): Add
3243 INCREMENTAL_INPUT_AS_NEEDED.
3244 (Incremental_input_entry::Incremental_input_entry): Initialize new
3246 (Incremental_input_entry::set_as_needed): New function.
3247 (Incremental_input_entry::as_needed): New function.
3248 (Incremental_input_entry::do_dynobj_entry): New function.
3249 (Incremental_input_entry::as_needed_): New data member.
3250 (Incremental_object_entry::Incremental_object_entry): Don't check
3252 (Incremental_object_entry::do_type): Likewise.
3253 (class Incremental_dynobj_entry): New class.
3254 (Incremental_input_entry_reader::as_needed): New function.
3255 (Incremental_input_entry_reader::get_soname): New function.
3256 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3257 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3258 size of shared library info entry.
3259 * layout.cc (Layout::finish_dynamic_section): Don't test for
3260 incremental link when adding DT_NEEDED entries.
3261 * object.h (Object::Object): Initialize new data member.
3262 (Object::dynobj): New function.
3263 (Object::set_as_needed): New function.
3264 (Object::as_needed): New function.
3265 (Object::do_dynobj): New function.
3266 (Object::as_needed_): New data member.
3268 2011-05-24 Cary Coutant <ccoutant@google.com>
3270 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3271 info; adjust display of GOT entries.
3272 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3273 vector of input objects; remove file_status_.
3274 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3275 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3276 got_plt reader; call target hooks to reserve GOT entries.
3277 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3278 of input file info header and GOT info entry.
3279 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3281 (Got_plt_view_info::got_descriptor): Remove.
3282 (Got_plt_view_info::sym_index): New data member.
3283 (Got_plt_view_info::input_index): New data member.
3284 (Local_got_offset_visitor::visit): Write input file index.
3285 (Global_got_offset_visitor::visit): Write 0 for input file index.
3286 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3287 with sym_index and input_index.
3288 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3289 incremental info GOT entry; replace got_descriptor with input_index.
3290 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3291 map from input file index to object.
3292 (Sized_relobj_incr::do_layout): Replace direct data member reference
3293 with accessor function.
3294 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3295 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3296 Adjust size of input file info header.
3297 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3298 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3299 (Incremental_input_entry_reader::get_input_section): Adjust size of
3300 input file info header.
3301 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3302 of incremental info GOT entry.
3303 (Incremental_got_plt_reader::get_got_desc): Remove.
3304 (Incremental_got_plt_reader::get_got_symndx): New function.
3305 (Incremental_got_plt_reader::get_got_input_index): New function.
3306 (Sized_incremental_binary::Sized_incremental_binary): Remove
3307 file_status_; add input_objects_.
3308 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3309 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3310 (Sized_incremental_binary::file_is_unchanged): Remove.
3311 (Sized_incremental_binary::set_input_object): New function.
3312 (Sized_incremental_binary::input_object): New function.
3313 (Sized_incremental_binary::file_status_): Remove.
3314 (Sized_incremental_binary::input_objects_): New data member.
3315 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3317 (Sized_relobj_incr::invalid_address): Move to base class.
3318 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3320 (Sized_relobj_incr::do_output_section_offset): Likewise.
3321 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3322 (Sized_relobj_incr::section_offsets_): Likewise.
3323 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3325 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3326 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3327 with accessor function.
3328 (Sized_relobj_file::do_layout): Likewise.
3329 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3330 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3331 (Sized_relobj_file::compute_final_local_value): Replace refs to
3332 section_offsets_ with accessor function.
3333 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3334 * object.h (Relobj::Relobj): Initialize new data members.
3335 (Relobj::add_dyn_reloc): New function.
3336 (Relobj::first_dyn_reloc): New function.
3337 (Relobj::dyn_reloc_count): New function.
3338 (Relobj::first_dyn_reloc_): New data member.
3339 (Relobj::dyn_reloc_count_): New data member.
3340 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3342 (Sized_relobj::Address): New typedef.
3343 (Sized_relobj::invalid_address): Move here from child class.
3344 (Sized_relobj::Sized_relobj): Initialize new data members.
3345 (Sized_relobj::sized_relobj): New function.
3346 (Sized_relobj::is_output_section_offset_invalid): Move here from
3348 (Sized_relobj::get_output_section_offset): Likewise.
3349 (Sized_relobj::local_has_got_offset): Likewise.
3350 (Sized_relobj::local_got_offset): Likewise.
3351 (Sized_relobj::set_local_got_offset): Likewise.
3352 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3353 (Sized_relobj::clear_got_offsets): New function.
3354 (Sized_relobj::section_offsets): Move here from child class.
3355 (Sized_relobj::do_output_section_offset): Likewise.
3356 (Sized_relobj::do_set_section_offset): Likewise.
3357 (Sized_relobj::Local_got_offsets): Likewise.
3358 (Sized_relobj::local_got_offsets_): Likewise.
3359 (Sized_relobj::section_offsets_): Likewise.
3360 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3362 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3364 (Sized_relobj_file::sized_relobj): New function
3365 (Sized_relobj_file::local_has_got_offset): Move to base class.
3366 (Sized_relobj_file::local_got_offset): Likewise.
3367 (Sized_relobj_file::set_local_got_offset): Likewise.
3368 (Sized_relobj_file::get_output_section_offset): Likewise.
3369 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3370 (Sized_relobj_file::do_output_section_offset): Likewise.
3371 (Sized_relobj_file::do_set_section_offset): Likewise.
3372 (Sized_relobj_file::Local_got_offsets): Likewise.
3373 (Sized_relobj_file::local_got_offsets_): Likewise.
3374 (Sized_relobj_file::section_offsets_): Likewise.
3375 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3377 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3378 (Output_reloc::get_symbol_index): Likewise.
3379 (Output_reloc::local_section_offset): Likewise.
3380 (Output_reloc::get_address): Likewise.
3381 (Output_reloc::symbol_value): Likewise.
3382 (Output_data_got::reserve_slot): Move to class definition.
3383 (Output_data_got::reserve_local): New function.
3384 (Output_data_got::reserve_slot_for_global): Remove.
3385 (Output_data_got::reserve_global): New function.
3386 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3387 (all constructors, two instantiations).
3388 (Output_reloc::get_relobj): New function (two instantiations).
3389 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3390 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3391 (Output_data_reloc::add_global): Adjust type of relobj.
3392 (Output_data_reloc::add_global_relative): Likewise.
3393 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3394 (Output_data_reloc::add_local): Likewise.
3395 (Output_data_reloc::add_local_relative): Likewise.
3396 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3397 (Output_data_reloc::add_local_section): Likewise.
3398 (Output_data_reloc::add_output_section): Likewise.
3399 (Output_data_reloc::add_absolute): Likewise.
3400 (Output_data_reloc::add_target_specific): Likewise.
3401 (Output_data_got::reserve_slot): Move definition here.
3402 (Output_data_got::reserve_local): New function.
3403 (Output_data_got::reserve_global): New function.
3404 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3405 section_offsets_ with accessor function.
3406 (Sized_relobj_file::write_sections): Likewise.
3407 (Sized_relobj_file::do_relocate_sections): Likewise.
3408 * target.h (Sized_target::reserve_local_got_entry): New function.
3409 (Sized_target::reserve_global_got_entry): New function.
3410 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3411 (Target_x86_64::reserve_global_got_entry): New function.
3412 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3414 2011-05-23 Cary Coutant <ccoutant@google.com>
3416 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3417 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3418 bit when checking got_type.
3419 * incremental.cc (Sized_incremental_binary::setup_readers):
3420 Store symbol table and string table locations; initialize bit vector
3421 of file status flags.
3422 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3424 (Sized_incremental_binary::do_process_got_plt): New function.
3425 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3426 (Output_section_incremental_inputs::set_final_data_size): Record
3427 file index for each input file.
3428 (Output_section_incremental_inputs::write_got_plt): Store file index
3429 instead of input entry offset for each GOT entry.
3431 (Incremental_input_entry::Incremental_input_entry): Initialize new
3433 (Incremental_input_entry::set_offset): Store file index.
3434 (Incremental_input_entry::get_file_index): New function.
3435 (Incremental_input_entry::file_index_): New data member.
3436 (Incremental_binary::process_got_plt): New function.
3437 (Incremental_binary::do_process_got_plt): New function.
3438 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3440 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3441 (Sized_incremental_binary::set_file_is_unchanged): New function.
3442 (Sized_incremental_binary::file_is_unchanged): New function.
3443 (Sized_incremental_binary::do_process_got_plt): New function.
3444 (Sized_incremental_binary::file_status_): New data member.
3445 (Sized_incremental_binary::main_symtab_loc_): New data member.
3446 (Sized_incremental_binary::main_strtab_loc_): New data member.
3447 * output.cc (Output_data_got::Got_entry::write): Add case
3449 (Output_data_got::add_global): Call add_got_entry.
3450 (Output_data_got::add_global_plt): Likewise.
3451 (Output_data_got::add_global_with_rel): Likewise.
3452 (Output_data_got::add_global_with_rela): Likewise.
3453 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3454 (Output_data_got::add_global_pair_with_rela): Likewise.
3455 (Output_data_got::add_local): Call add_got_entry.
3456 (Output_data_got::add_local_plt): Likewise.
3457 (Output_data_got::add_local_with_rel): Likewise.
3458 (Output_data_got::add_local_with_rela): Likewise.
3459 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3460 (Output_data_got::add_local_pair_with_rela): Likewise.
3461 (Output_data_got::reserve_slot): New function.
3462 (Output_data_got::reserve_slot_for_global): New function.
3463 (Output_data_got::add_got_entry): New function.
3464 (Output_data_got::add_got_entry_pair): New function.
3465 (Output_section::add_output_section_data): Edit FIXME.
3467 (Output_section_data_build::Output_section_data_build): New
3468 constructor with size parameter.
3469 (Output_data_space::Output_data_space): Likewise.
3470 (Output_data_got::Output_data_got): Initialize new data member; new
3471 constructor with size parameter.
3472 (Output_data_got::add_constant): Call add_got_entry.
3473 (Output_data_got::reserve_slot): New function.
3474 (Output_data_got::reserve_slot_for_global): New function.
3475 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3476 (Output_data_got::add_got_entry): New function.
3477 (Output_data_got::add_got_entry_pair): New function.
3478 (Output_data_got::free_list_): New data member.
3479 * target.h (Sized_target::init_got_plt_for_update): New function.
3480 (Sized_target::register_global_plt_entry): New function.
3481 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3482 Initialize new data member; call init; add constructor with PLT count.
3483 (Output_data_plt_x86_64::init): New function.
3484 (Output_data_plt_x86_64::add_relocation): New function.
3485 (Output_data_plt_x86_64::reserve_slot): New function.
3486 (Output_data_plt_x86_64::free_list_): New data member.
3487 (Target_x86_64::init_got_plt_for_update): New function.
3488 (Target_x86_64::register_global_plt_entry): New function.
3489 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3490 incremental updates.
3491 (Output_data_plt_x86_64::add_relocation): New function.
3492 * testsuite/object_unittest.cc (Object_test): Set default options.
3494 2011-05-16 Ian Lance Taylor <iant@google.com>
3496 * options.h (class General_options): Make -i a synonym for -r.
3498 2011-05-16 Ian Lance Taylor <iant@google.com>
3500 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3502 2011-05-10 Cary Coutant <ccoutant@google.com>
3504 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3507 2011-05-06 Ian Lance Taylor <iant@google.com>
3509 * layout.cc (Layout::layout): If the output section flags change,
3510 update the ordering.
3512 2011-04-25 Cary Coutant <ccoutant@google.com>
3514 * incremental-dump.cc (dump_incremental_inputs): Print local
3515 symbol info for each input file.
3517 (Output_section_incremental_inputs::set_final_data_size): Add local
3518 symbol info to input file entries in incremental info.
3519 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3520 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3521 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3522 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3524 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3525 (Sized_incr_relobj::do_relocate): Write the local symbols.
3526 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3527 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3528 Adjust size of input file header.
3529 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3530 (Incremental_inputs_reader::get_local_symbol_count): New function.
3531 (Incremental_inputs_reader::get_input_section): Adjust size of input
3533 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3534 (Sized_incr_relobj::This): New typedef.
3535 (Sized_incr_relobj::sym_size): New const data member.
3536 (Sized_incr_relobj::Local_symbol): New struct.
3537 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3538 (Sized_incr_relobj::do_local_symbol_offset): New function.
3539 (Sized_incr_relobj::local_symbol_count_): New data member.
3540 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3541 (Sized_incr_relobj::local_symbol_index_): New data member.
3542 (Sized_incr_relobj::local_symbol_offset_): New data member.
3543 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3544 (Sized_incr_relobj::local_symbols_): New data member.
3545 * object.h (Relobj::output_local_symbol_count): New function.
3546 (Relobj::local_symbol_offset): New function.
3547 (Relobj::do_output_local_symbol_count): New function.
3548 (Relobj::do_local_symbol_offset): New function.
3549 (Sized_relobj::do_output_local_symbol_count): New function.
3550 (Sized_relobj::do_local_symbol_offset): New function.
3552 2011-04-22 Vladimir Simonov <sv@sw.ru>
3554 * descriptors.cc (set_close_on_exec): New function.
3555 (Descriptors::open): Use set_close_on_exec.
3556 * output.cc (S_ISLNK): Define if not defined.
3558 2011-04-22 Cary Coutant <ccoutant@google.com>
3560 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3562 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3563 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3564 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3566 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3567 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3568 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3570 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3572 (Incremental_binary::apply_incremental_relocs): New function.
3573 (Incremental_binary::do_apply_incremental_relocs): New function.
3574 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3576 (Sized_incremental_binary::add_global_symbol): New function.
3577 (Sized_incremental_binary::global_symbol): New function.
3578 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3579 (Sized_incremental_binary::symbol_map_): New data member.
3580 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3581 * target.h (Sized_target::apply_relocation): New function.
3582 * target-reloc.h (apply_relocation): New function.
3583 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3585 2011-04-22 Doug Kwan <dougkwan@google.com>
3587 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3588 flag of a SHT_ARM_EXIDX section.
3589 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3590 * testsuite/Makefile.in: Regenerate.
3591 * testsuite/arm_exidx_test.s: New file.
3592 * testsuite/arm_exidx_test.sh: Same.
3594 2011-04-20 Cary Coutant <ccoutant@google.com>
3597 * archive.h (Incremental_archive_entry::Archive_member):
3598 Initialize arg_serial_ (second constructor).
3600 2011-04-17 Ian Lance Taylor <iant@google.com>
3602 * object.cc (Relocate_info::location): Simplify location string.
3603 * errors.cc (Errors::error_at_location): Don't print program
3605 (Errors::warning_at_location): Likewise.
3606 (Errors::undefined_symbol): Likewise.
3607 * testsuite/debug_msg.sh: Update accordingly.
3609 2011-04-14 Cary Coutant <ccoutant@google.com>
3611 * gold/layout.cc (Layout::symtab_section_offset): New function.
3612 * gold/layout.h (Layout::symtab_section_offset): New function.
3613 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3615 2011-04-12 Ian Lance Taylor <iant@google.com>
3617 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3618 with MREMAP_MAYMOVE.
3619 * output.h (class Output_file): Add map_is_allocated_ field.
3620 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3621 not available, provide stubs. If mremap is not available, #define
3623 (MREMAP_MAYMOVE): Define if not defined.
3624 (Output_file::Output_file): Initialize map_is_allocated_.
3625 (Output_file::resize): Check map_is_allocated_.
3626 (Output_file::map_anonymous): If mmap fails, use malloc.
3627 (Output_file::unmap): Don't do anything for an anonymous map.
3628 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3629 is not available, provide stubs.
3630 (File_read::View::~View): Use free rather than delete[].
3631 (File_read::make_view): Use malloc rather than new[]. If mmap
3633 (File_read::find_or_make_view): Use malloc rather than new[].
3634 * gold.h: Remove HAVE_REMAP code.
3635 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3636 exists. Rename mremap to gold_mremap. If mmap is not available
3638 * configure, config.in: Rebuild.
3640 2011-04-11 Ian Lance Taylor <iant@google.com>
3642 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3643 initialize local variable v.
3645 2011-04-11 Cary Coutant <ccoutant@google.com>
3647 * archive.cc (Archive::include_member): Adjust call to
3649 (Add_archive_symbols::run): Track argument serial numbers.
3650 (Lib_group::include_member): Likewise.
3651 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3652 * archive.h (Incremental_archive_entry::Archive_member):
3653 Initialize arg_serial_.
3654 (Archive_member::arg_serial_): New data member.
3655 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3656 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3658 (Sized_dynobj::do_for_all_local_got_entries): New function.
3659 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3661 * fileread.cc (get_mtime): New function.
3662 * fileread.h (get_mtime): New function.
3663 * gold.cc (queue_initial_tasks): Check for incremental update.
3664 (process_incremental_input): New function.
3665 (queue_middle_tasks): Don't force valid target for incremental
3667 * incremental-dump.cc (find_input_containing_global): Adjust
3668 size of symbol info entry.
3669 (dump_incremental_inputs): Dump argument serial number and
3670 in_system_directory flag; bias shndx by 1; print symbol names
3671 when dumping per-file symbol lists; use new symbol info readers.
3673 (Output_section_incremental_inputs:update_data_size): New function.
3674 (Sized_incremental_binary::setup_readers): Setup input readers
3675 for each input file; build maps for files added from libraries
3677 (Sized_incremental_binary::check_input_args): New function.
3678 (Sized_incremental_binary::do_check_inputs): Build map of argument
3679 serial numbers to input arguments.
3680 (Sized_incremental_binary::do_file_has_changed): Rename
3681 do_file_is_unchanged to this; compare file modification times.
3682 (Sized_incremental_binary::do_init_layout): New function.
3683 (Sized_incremental_binary::do_reserve_layout): New function.
3684 (Sized_incremental_binary::do_get_input_reader): Remove.
3685 (Sized_incremental_binary::get_symtab_view): New function.
3686 (Incremental_checker::can_incrementally_link_output_file): Remove.
3687 (Incremental_inputs::report_command_line): Exclude --debug options.
3688 (Incremental_inputs::report_archive_begin): Add parameter; track
3689 argument serial numbers; don't put input file entry for archive
3690 before archive members.
3691 (Incremental_inputs::report_archive_end): Put input file entry
3692 for archive after archive members.
3693 (Incremental_inputs::report_object): Add parameter; track argument
3694 serial numbers and in_system_directory flag.
3695 (Incremental_inputs::report_script): Add parameter; track argument
3697 (Output_section_incremental_inputs::set_final_data_size): Adjust
3698 size of symbol info entry; check for forwarding symbols.
3699 (Output_section_incremental_inputs::write_input_files): Write
3700 in_system_directory flag and argument serial number.
3701 (Output_section_incremental_inputs::write_info_blocks): Map section
3702 indices between incremental info and original input file; store
3703 input section index for each symbol.
3704 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3705 change operator() to visit().
3706 (class Global_got_offset_visitor): Likewise.
3707 (class Global_symbol_visitor_got_plt):
3708 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3710 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3711 (Sized_incr_relobj::do_read_symbols): New function.
3712 (Sized_incr_relobj::do_layout): New function.
3713 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3714 (Sized_incr_relobj::do_add_symbols): New function.
3715 (Sized_incr_relobj::do_should_include_member): New function.
3716 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3717 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3718 (Sized_incr_relobj::do_section_size): New function.
3719 (Sized_incr_relobj::do_section_name): New function.
3720 (Sized_incr_relobj::do_section_contents): New function.
3721 (Sized_incr_relobj::do_section_flags): New function.
3722 (Sized_incr_relobj::do_section_entsize): New function.
3723 (Sized_incr_relobj::do_section_address): New function.
3724 (Sized_incr_relobj::do_section_type): New function.
3725 (Sized_incr_relobj::do_section_link): New function.
3726 (Sized_incr_relobj::do_section_info): New function.
3727 (Sized_incr_relobj::do_section_addralign): New function.
3728 (Sized_incr_relobj::do_initialize_xindex): New function.
3729 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3730 (Sized_incr_relobj::do_read_relocs): New function.
3731 (Sized_incr_relobj::do_gc_process_relocs): New function.
3732 (Sized_incr_relobj::do_scan_relocs): New function.
3733 (Sized_incr_relobj::do_count_local_symbols): New function.
3734 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3735 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3736 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3737 (Sized_incr_relobj::do_relocate): New function.
3738 (Sized_incr_relobj::do_set_section_offset): New function.
3739 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3740 (Sized_incr_dynobj::do_read_symbols): New function.
3741 (Sized_incr_dynobj::do_layout): New function.
3742 (Sized_incr_dynobj::do_add_symbols): New function.
3743 (Sized_incr_dynobj::do_should_include_member): New function.
3744 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3745 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3746 (Sized_incr_dynobj::do_section_size): New function.
3747 (Sized_incr_dynobj::do_section_name): New function.
3748 (Sized_incr_dynobj::do_section_contents): New function.
3749 (Sized_incr_dynobj::do_section_flags): New function.
3750 (Sized_incr_dynobj::do_section_entsize): New function.
3751 (Sized_incr_dynobj::do_section_address): New function.
3752 (Sized_incr_dynobj::do_section_type): New function.
3753 (Sized_incr_dynobj::do_section_link): New function.
3754 (Sized_incr_dynobj::do_section_info): New function.
3755 (Sized_incr_dynobj::do_section_addralign): New function.
3756 (Sized_incr_dynobj::do_initialize_xindex): New function.
3757 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3758 (make_sized_incremental_object): New function.
3759 (Incremental_library::copy_unused_symbols): New function.
3760 (Incremental_library::do_for_all_unused_symbols): New function.
3761 * incremental.h (enum Incremental_input_flags): New type.
3762 (class Incremental_checker): Remove.
3763 (Incremental_input_entry::Incremental_input_entry): Add argument
3765 (Incremental_input_entry::arg_serial): New function.
3766 (Incremental_input_entry::set_is_in_system_directory): New function.
3767 (Incremental_input_entry::is_in_system_directory): New function.
3768 (Incremental_input_entry::arg_serial_): New data member.
3769 (Incremental_input_entry::is_in_system_directory_): New data member.
3770 (class Script_info): Move here from script.h.
3771 (Script_info::Script_info): Add filename parameter.
3772 (Script_info::filename): New function.
3773 (Script_info::filename_): New data member.
3774 (Incremental_script_entry::Incremental_script_entry): Add argument
3776 (Incremental_object_entry::Incremental_object_entry): Likewise.
3777 (Incremental_object_entry::add_input_section): Build list of input
3778 sections with map to original shndx.
3779 (Incremental_object_entry::get_input_section_index): New function.
3780 (Incremental_object_entry::shndx_): New data member.
3781 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3782 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3783 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3785 (Incremental_inputs::report_archive_begin): Likewise.
3786 (Incremental_inputs::report_object): Likewise.
3787 (Incremental_inputs::report_script): Likewise.
3788 (class Incremental_global_symbol_reader): New class.
3789 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3790 and store flags and input file type.
3791 (Incremental_input_entry_reader::arg_serial): New function.
3792 (Incremental_input_entry_reader::type): Extract type from flags.
3793 (Incremental_input_entry_reader::is_in_system_directory): New function.
3794 (Incremental_input_entry_reader::get_input_section_count): Call
3795 accessor function for type.
3796 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3797 function for type; adjust size of global symbol entry.
3798 (Incremental_input_entry_reader::get_global_symbol_count): Call
3799 accessor function for type.
3800 (Incremental_input_entry_reader::get_object_count): Likewise.
3801 (Incremental_input_entry_reader::get_object_offset): Likewise.
3802 (Incremental_input_entry_reader::get_member_count): Likewise.
3803 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3804 (Incremental_input_entry_reader::get_member_offset): Likewise.
3805 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3806 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3807 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3808 (Incremental_input_entry_reader::get_global_symbol_reader): New
3810 (Incremental_input_entry_reader::get_output_symbol_index): New
3812 (Incremental_input_entry_reader::type_): Remove.
3813 (Incremental_input_entry_reader::flags_): New data member.
3814 (Incremental_inputs_reader::input_file_offset): New function.
3815 (Incremental_inputs_reader::input_file_index): New function.
3816 (Incremental_inputs_reader::input_file): Call input_file_offset.
3817 (Incremental_inputs_reader::input_file_at_offset): New function.
3818 (Incremental_relocs_reader::get_r_type): Reformat.
3819 (Incremental_relocs_reader::get_r_shndx): Reformat.
3820 (Incremental_relocs_reader::get_r_offset): Reformat.
3821 (Incremental_relocs_reader::data): New function.
3822 (Incremental_binary::Incremental_binary): Initialize new data members.
3823 (Incremental_binary::check_inputs): Add cmdline parameter.
3824 (Incremental_binary::file_is_unchanged): Remove.
3825 (Input_reader::arg_serial): New function.
3826 (Input_reader::get_unused_symbol_count): New function.
3827 (Input_reader::get_unused_symbol): New function.
3828 (Input_reader::do_arg_serial): New function.
3829 (Input_reader::do_get_unused_symbol_count): New function.
3830 (Input_reader::do_get_unused_symbol): New function.
3831 (Incremental_binary::input_file_count): New function.
3832 (Incremental_binary::get_input_reader): Change signature to use
3833 index instead of filename.
3834 (Incremental_binary::file_has_changed): New function.
3835 (Incremental_binary::get_input_argument): New function.
3836 (Incremental_binary::get_library): New function.
3837 (Incremental_binary::get_script_info): New function.
3838 (Incremental_binary::init_layout): New function.
3839 (Incremental_binary::reserve_layout): New function.
3840 (Incremental_binary::output_file): New function.
3841 (Incremental_binary::do_check_inputs): New function.
3842 (Incremental_binary::do_file_is_unchanged): Remove.
3843 (Incremental_binary::do_file_has_changed): New function.
3844 (Incremental_binary::do_init_layout): New function.
3845 (Incremental_binary::do_reserve_layout): New function.
3846 (Incremental_binary::do_input_file_count): New function.
3847 (Incremental_binary::do_get_input_reader): Change signature.
3848 (Incremental_binary::input_args_map_): New data member.
3849 (Incremental_binary::library_map_): New data member.
3850 (Incremental_binary::script_map_): New data member.
3851 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3853 (Sized_incremental_binary::output_section): New function.
3854 (Sized_incremental_binary::inputs_reader): Add const.
3855 (Sized_incremental_binary::symtab_reader): Add const.
3856 (Sized_incremental_binary::relocs_reader): Add const.
3857 (Sized_incremental_binary::got_plt_reader): Add const.
3858 (Sized_incremental_binary::get_symtab_view): New function.
3859 (Sized_incremental_binary::Inputs_reader): New typedef.
3860 (Sized_incremental_binary::Input_entry_reader): New typedef.
3861 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3862 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3863 (Sized_incremental_binary::do_file_has_changed): New function.
3864 (Sized_incremental_binary::do_init_layout): New function.
3865 (Sized_incremental_binary::do_reserve_layout): New function.
3866 (Sized_input_reader::Inputs_reader): Remove.
3867 (Sized_input_reader::Input_entry_reader): Remove.
3868 (Sized_input_reader::do_arg_serial): New function.
3869 (Sized_input_reader::do_get_unused_symbol_count): New function.
3870 (Sized_input_reader::do_get_unused_symbol): New function.
3871 (Sized_incremental_binary::do_input_file_count): New function.
3872 (Sized_incremental_binary::do_get_input_reader): Change signature;
3873 use index instead of filename.
3874 (Sized_incremental_binary::section_map_): New data member.
3875 (Sized_incremental_binary::input_entry_readers_): New data member.
3876 (class Sized_incr_relobj): New class.
3877 (class Sized_incr_dynobj): New class.
3878 (make_sized_incremental_object): New function.
3879 (class Incremental_library): New class.
3880 * layout.cc (Free_list::num_lists): New static data member.
3881 (Free_list::num_nodes): New static data member.
3882 (Free_list::num_removes): New static data member.
3883 (Free_list::num_remove_visits): New static data member.
3884 (Free_list::num_allocates): New static data member.
3885 (Free_list::num_allocate_visits): New static data member.
3886 (Free_list::init): New function.
3887 (Free_list::remove): New function.
3888 (Free_list::allocate): New function.
3889 (Free_list::dump): New function.
3890 (Free_list::print_stats): New function.
3891 (Layout_task_runner::run): Resize output file for incremental updates.
3892 (Layout::Layout): Initialize new data members.
3893 (Layout::set_incremental_base): New function.
3894 (Layout::init_fixed_output_section): New function.
3895 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3896 incremental updates.
3897 (Layout::create_gold_note): Do not create gold note section for
3898 incremental updates.
3899 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3900 for incremental updates.
3901 (Layout::set_section_offsets): For incremental updates, allocate space
3903 (Layout::create_symtab_sections): Layout with offsets relative to
3904 start of section; for incremental updates, allocate space from free
3906 (Layout::create_shdrs): For incremental updates, allocate space from
3908 (Layout::finish_dynamic_section): For incremental updates, do not
3909 check --as-needed (fixed in subsequent patch).
3910 * layout.h (class Free_list): New class.
3911 (Layout::set_incremental_base): New function.
3912 (Layout::incremental_base): New function.
3913 (Layout::init_fixed_output_section): New function.
3914 (Layout::allocate): New function.
3915 (Layout::incremental_base_): New data member.
3916 (Layout::free_list_): New data member.
3917 * main.cc (main): Print Free_list statistics.
3918 * object.cc (Relobj::finalize_incremental_relocs): Add
3919 clear_counts parameter; clear counts only when clear_counts is set.
3920 (Sized_relobj::Sized_relobj): Initialize new base class.
3921 (Sized_relobj::do_layout): Don't report special sections.
3922 (Sized_relobj::do_for_all_local_got_entries): New function.
3923 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3924 symtab_off to all symbol table offsets.
3925 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3926 * object.h (class Got_offset_list): Move to top of file.
3927 (Object::Object): Allow case where input_file == NULL.
3928 (Object::~Object): Likewise.
3929 (Object::input_file): Assert that input_file != NULL.
3930 (Object::lock): Allow case where input_file == NULL.
3931 (Object::unlock): Likewise.
3932 (Object::is_locked): Likewise.
3933 (Object::token): Likewise.
3934 (Object::release): Likewise.
3935 (Object::is_incremental): New function.
3936 (Object::get_mtime): New function.
3937 (Object::for_all_local_got_entries): New function.
3938 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3939 (Object::set_is_in_system_directory): New function.
3940 (Object::is_in_system_directory): New function.
3941 (Object::do_is_incremental): New function.
3942 (Object::do_get_mtime): New function.
3943 (Object::do_for_all_local_got_entries): New function.
3944 (Object::is_in_system_directory_): New data member.
3945 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3946 (class Sized_relobj_base): New class.
3947 (class Sized_relobj): Derive from Sized_relobj_base.
3948 (class Sized_relobj::Symbols): Redeclare from base class.
3949 (class Sized_relobj::local_got_offset_list): Remove.
3950 (class Sized_relobj::Output_sections): Redeclare from base class.
3951 (class Sized_relobj::do_for_all_local_got_entries): New function.
3952 (class Sized_relobj::write_local_symbols): Add offset parameter.
3953 (class Sized_relobj::local_symbol_offset_): Update comment.
3954 (class Sized_relobj::local_dynsym_offset_): Update comment.
3955 * options.cc (Input_arguments::add_file): Remove const.
3956 * options.h (Input_file_argument::Input_file_argument):
3957 Initialize arg_serial_ (all constructors).
3958 (Input_file_argument::set_arg_serial): New function.
3959 (Input_file_argument::arg_serial): New function.
3960 (Input_file_argument::arg_serial_): New data member.
3961 (Input_arguments::Input_arguments): Initialize file_count_.
3962 (Input_arguments::add_file): Remove const.
3963 (Input_arguments::number_of_input_files): New function.
3964 (Input_arguments::file_count_): New data member.
3965 (Command_line::number_of_input_files): Call
3966 Input_arguments::number_of_input_files.
3967 * output.cc (Output_segment_headers::Output_segment_headers):
3969 (Output_section::Input_section::current_data_size): New function.
3970 (Output_section::Output_section): Initialize new data members.
3971 (Output_section::add_input_section): Don't do merge sections for
3972 an incremental link; allocate space from free list for an
3974 (Output_section::add_output_section_data): Allocate space from
3975 free list for an incremental update.
3976 (Output_section::update_data_size): New function.
3977 (Output_section::set_fixed_layout): New function.
3978 (Output_section::reserve): New function.
3979 (Output_segment::set_section_addresses): Remove const.
3980 (Output_segment::set_section_list_addresses): Remove const; allocate
3981 space from free list for an incremental update.
3982 (Output_segment::set_offset): Adjust size of RELRO segment for an
3984 * output.h (Output_data::current_data_size): Move here from
3986 (Output_data::pre_finalize_data_size): New function.
3987 (Output_data::update_data_size): New function.
3988 (Output_section_headers::update_data_size): new function.
3989 (Output_section_data_build::current_data_size): Move to Output_data.
3990 (Output_data_strtab::update_data_size): New function.
3991 (Output_section::current_data_size): Move to Output_data.
3992 (Output_section::set_fixed_layout): New function.
3993 (Output_section::has_fixed_layout): New function.
3994 (Output_section::reserve): New function.
3995 (Output_section::update_data_size): New function.
3996 (Output_section::has_fixed_layout_): New data member.
3997 (Output_section::free_list_): New data member.
3998 (Output_segment::set_section_addresses): Remove const.
3999 (Output_segment::set_section_list_addresses): Remove const.
4000 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4002 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4004 * readsyms.cc (Read_symbols::do_read_symbols): Add library
4005 parameter when calling Add_symbols constructor; store argument
4006 serial number for members of a lib group.
4007 (Add_symbols::locks): Allow case where token == NULL.
4008 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4009 (Read_member::~Read_member): New function.
4010 (Read_member::is_runnable): New function.
4011 (Read_member::locks): New function.
4012 (Read_member::run): New function.
4013 (Check_script::~Check_script): New function.
4014 (Check_script::is_runnable): New function.
4015 (Check_script::locks): New function.
4016 (Check_script::run): New function.
4017 (Check_library::~Check_library): New function.
4018 (Check_library::is_runnable): New function.
4019 (Check_library::locks): New function.
4020 (Check_library::run): New function.
4021 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4022 (Add_symbols::library_): New data member.
4023 (class Read_member): New class.
4024 (class Check_script): New class.
4025 (class Check_library): New class.
4026 * reloc.cc (Read_relocs::is_runnable): Allow case where
4028 (Read_relocs::locks): Likewise.
4029 (Scan_relocs::locks): Likewise.
4030 (Relocate_task::locks): Likewise.
4031 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4033 (Sized_relobj::incremental_relocs_scan): Fix comment.
4034 (Sized_relobj::do_relocate): Pass output file offset to
4035 write_local_symbols.
4036 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4037 from class declaration.
4038 * script.cc (read_input_script): Allocate Script_info; pass
4039 argument serial number to report_script.
4040 * script.h (class Script_info): Move to incremental.h.
4041 * symtab.cc (Symbol_table::add_from_incrobj): New function.
4042 * symtab.h (Symbol_table::add_from_incrobj): New function.
4043 (Symbol_table::set_file_offset): New function.
4045 2011-04-05 Cary Coutant <ccoutant@google.com>
4047 * incremental-dump.cc (dump_incremental_inputs): Change signature
4048 to take a Sized_incremental_binary; change caller. Use readers
4049 in Sized_incremental_binary.
4051 (Sized_incremental_binary::find_incremental_inputs_sections):
4052 Rename do_find_incremental_inputs_sections to this.
4053 (Sized_incremental_binary::setup_readers): New function.
4054 (Sized_incremental_binary::do_check_inputs): Check
4055 has_incremental_info_ flag; move setup code to setup_readers;
4057 (Sized_incremental_binary::do_file_is_unchanged): New function.
4058 (Sized_incremental_binary::do_get_input_reader): New function.
4059 * incremental.h (class Incremental_binary): Move to end of file.
4060 (Incremental_binary::file_is_unchanged): New function.
4061 (Incremental_binary::do_file_is_unchanged): New function.
4062 (Incremental_binary::Input_reader): New class.
4063 (Incremental_binary::get_input_reader): New function.
4064 (class Sized_incremental_binary): Move to end of file.
4065 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4066 input section reader classes.
4067 (Sized_incremental_binary::has_incremental_info): New function.
4068 (Sized_incremental_binary::inputs_reader): New function.
4069 (Sized_incremental_binary::symtab_reader): New function.
4070 (Sized_incremental_binary::relocs_reader): New function.
4071 (Sized_incremental_binary::got_plt_reader): New function.
4072 (Sized_incremental_binary::do_file_is_unchanged): New function.
4073 (Sized_incremental_binary::Sized_input_reader): New class.
4074 (Sized_incremental_binary::get_input_reader): New function.
4075 (Sized_incremental_binary::find_incremental_inputs_sections):
4076 Rename do_find_incremental_inputs_sections to this.
4077 (Sized_incremental_binary::setup_readers): New function.
4078 (Sized_incremental_binary::has_incremental_info_): New data member.
4079 (Sized_incremental_binary::inputs_reader_): New data member.
4080 (Sized_incremental_binary::symtab_reader_): New data member.
4081 (Sized_incremental_binary::relocs_reader_): New data member.
4082 (Sized_incremental_binary::got_plt_reader_): New data member.
4083 (Sized_incremental_binary::current_input_file_): New data member.
4085 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4088 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4091 2011-03-30 Cary Coutant <ccoutant@google.com>
4093 * archive.cc (Archive::include_member): Adjust call to report_object.
4094 (Add_archive_symbols::run): Add script_info to call to
4095 report_archive_begin.
4096 (Lib_group::include_member): Adjust call to report_object.
4097 (Add_lib_group_symbols::run): Adjust call to report_object.
4098 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4099 blocks. Add object count for script input files.
4100 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4101 script_info parameter; change all callers.
4102 (Incremental_inputs::report_object): Add script_info parameter;
4104 (Incremental_inputs::report_script): Store backpointer to
4105 incremental info entry.
4106 (Output_section_incremental_inputs::set_final_data_size): Record
4107 additional information for scripts.
4108 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4109 * incremental.h (Incremental_script_entry::add_object): New function.
4110 (Incremental_script_entry::get_object_count): New function.
4111 (Incremental_script_entry::get_object): New function.
4112 (Incremental_script_entry::objects_): New data member; adjust
4114 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4115 (Incremental_inputs::report_object): Add script_info parameter.
4116 (Incremental_inputs_reader::get_object_count): New function.
4117 (Incremental_inputs_reader::get_object_offset): New function.
4118 * options.cc (Input_arguments::add_file): Return reference to
4120 * options.h (Input_argument::set_script_info): New function.
4121 (Input_argument::script_info): New function.
4122 (Input_argument::script_info_): New data member; adjust all
4124 (Input_file_group::add_file): Return reference to new input argument.
4125 (Input_file_lib::add_file): Likewise.
4126 (Input_arguments::add_file): Likewise.
4127 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4128 * script.cc (Parser_closure::Parser_closure): Add script_info
4129 parameter; adjust all callers.
4130 (Parser_closure::script_info): New function.
4131 (Parser_closure::script_info_): New data member.
4132 (read_input_script): Report scripts earlier to incremental info.
4133 (script_add_file): Set script_info in Input_argument.
4134 (script_add_library): Likewise.
4135 * script.h (Script_options::Script_info): Rewrite class.
4137 2011-03-29 Cary Coutant <ccoutant@google.com>
4139 * archive.cc (Library_base::should_include_member): Move
4140 method here from class Archive.
4141 (Archive::Archive): Initialize base class.
4142 (Archive::should_include_member): Move to base class.
4143 (Archive::do_for_all_unused_symbols): New function.
4144 (Add_archive_symbols::run): Remove redundant access to
4146 (Lib_group::Lib_group): Initialize base class.
4147 (Lib_group::do_filename): New function.
4148 (Lib_group::include_member): Pass pointer to Lib_group to
4150 (Lib_group::do_for_all_unused_symbols): New function.
4151 (Add_lib_group_symbols::run): Report archive information for
4153 * archive.h (class Library_base): New base class.
4154 (class Archive): Derive from Library_base.
4155 (Archive::filename): Move to base class.
4156 (Archive::set_incremental_info): Likewise.
4157 (Archive::incremental_info): Likewise.
4158 (Archive::Should_include): Likewise.
4159 (Archive::should_include_member): Likewise.
4160 (Archive::Armap_entry): Remove.
4161 (Archive::Unused_symbol_iterator): Remove.
4162 (Archive::unused_symbols_begin): Remove.
4163 (Archive::unused_symbols_end): Remove.
4164 (Archive::do_filename): New function.
4165 (Archive::do_get_mtime): New function.
4166 (Archive::do_for_all_unused_symbols): New function.
4167 (Archive::task_): Move to base class.
4168 (Archive::incremental_info_): Likewise.
4169 (class Lib_group): Derive from Library_base.
4170 (Lib_group::do_filename): New function.
4171 (Lib_group::do_get_mtime): New function.
4172 (Lib_group::do_for_all_unused_symbols): New function.
4173 (Lib_group::task_): Move to base class.
4174 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4176 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4178 * incremental.cc (Incremental_inputs::report_archive_begin):
4179 Use Library_base; call library's get_mtime; add incremental inputs
4180 entry before members.
4181 (class Unused_symbol_visitor): New class.
4182 (Incremental_inputs::report_archive_end): Use Library_base; use
4183 visitor class to record unused symbols; don't add incremental inputs
4184 entry after members.
4185 (Incremental_inputs::report_object): Use Library_base.
4187 (Incremental_archive_entry::Incremental_archive_entry): Remove
4188 unused Archive parameter.
4189 (Incremental_inputs::report_archive_begin): Use Library_base.
4190 (Incremental_inputs::report_archive_end): Likewise.
4191 (Incremental_inputs::report_object): Likewise.
4192 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4194 * object.h (Object::for_all_global_symbols): New function.
4195 (Object::do_for_all_global_symbols): New function.
4196 (Sized_relobj::do_for_all_global_symbols): New function.
4197 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4199 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4202 2011-03-27 Ian Lance Taylor <iant@google.com>
4204 * archive.cc (Archive::interpret_header): Return -1 if something
4205 goes wrong. Change callers accordingly.
4207 2011-03-25 Cary Coutant <ccoutant@google.com>
4209 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4210 * testsuite/Makefile.in: Regenerate.
4212 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4214 * plugin.cc (get_view): New.
4215 (Plugin::load): Pass get_view to the plugin.
4216 (Plugin_manager::get_view): New.
4218 2011-03-21 Ian Lance Taylor <iant@google.com>
4220 * testsuite/final_layout.sh: Rewrite to not use dc.
4221 * testsuite/relro_test.sh: Fail if dc is not present.
4223 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4225 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4227 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4228 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4230 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4231 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4233 2011-03-14 Ian Lance Taylor <iant@google.com>
4235 * script-sections.cc (Sort_output_sections::script_compare):
4236 Rename from is_before, change return type.
4237 (Sort_output_sections::operator()): Adjust accordingly.
4239 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4242 * testsuite/odr_violation2.cc: Add comment to make all error line
4243 numbers double digits.
4244 * testsuite/debug_msg.sh: Adjust expected errors.
4246 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4248 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4249 but mark earlier ones as non-canonical
4250 (offset_to_iterator): Update search target and example
4251 (do_addr2line): Return extra lines in a vector*
4252 (format_file_lineno): Extract from do_addr2line
4253 (one_addr2line): Add vector* out-param
4254 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4255 when a lineno entry appeared last for its instruction
4256 (Dwarf_line_info): Add vector* out-param
4257 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4258 * symtab.cc (Odr_violation_compare): Include the lineno in the
4260 (linenos_from_loc): New. Combine the canonical line for an
4261 address with its other lines.
4262 (True_if_intersect): New. Helper functor to make
4263 std::set_intersection a query.
4264 (detect_odr_violations): Compare sets of lines instead of just
4265 one line for each function. This became less deterministic, but
4266 has fewer false positives.
4267 * symtab.h: Declarations.
4268 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4269 mix an optimized and non-optimized object in the same binary
4270 (odr_violation2.so): Same.
4271 * testsuite/Makefile.in: Regenerate from Makefile.am.
4272 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4273 * testsuite/debug_msg.sh: Update line numbers and add
4275 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4276 non-optimized context.
4277 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4278 isn't inlined, and use OdrDerived in an optimized context.
4279 * testsuite/odr_header1.h: Defines OdrDerived, where
4280 optimization will change the
4281 first-instruction-in-the-destructor's file and line number.
4282 * testsuite/odr_header2.h: Defines OdrBase.
4284 2011-03-09 Ian Lance Taylor <iant@google.com>
4286 * fileread.cc (File_read::clear_views): Don't delete the whole
4289 2011-03-08 Ian Lance Taylor <iant@google.com>
4292 * fileread.cc: #include <climits>.
4293 (GOLD_IOV_MAX): Define.
4294 (File_read::read_multiple): Limit number of entries by iov_max.
4295 * fileread.h (class File_read): Always set max_readv_entries to
4298 2011-03-07 Ian Lance Taylor <iant@google.com>
4301 * options.h (class General_options): Add -dy and -dn.
4303 2011-03-02 Cary Coutant <ccoutant@google.com>
4305 * testsuite/script_test_9.t: Add TLS segment.
4307 2011-03-02 Simon Baldwin <simonb@google.com>
4309 * configure.ac: Add check for gnu_indirect_function support in
4310 the toolchain building binutils.
4311 * configure: Rebuild.
4313 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4315 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4316 plugin only symbols.
4317 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4318 in plugin files as not needed in the symbol table.
4320 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4322 * output.cc (Output_section::add_input_section): Delay fill
4323 generation for section ordering.
4325 2011-02-09 Ian Lance Taylor <iant@google.com>
4328 * object.h (class Sized_relobj): Remove clear_local_symbols.
4329 * reloc.cc (Sized_relobj::do_relocate): Don't call
4330 clear_local_symbols.
4332 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4334 * plugin.cc (is_visible_from_outside): Return true for symbols
4337 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4339 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4342 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4344 * icf.h (is_section_foldable_candidate): Change type of parameter
4346 * icf.cc (Icf::find_identical_sections): Change type of local variable
4347 section_name to be std::string.
4348 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4350 2011-01-25 Ian Lance Taylor <iant@google.com>
4352 * script.cc (script_add_extern): Rewrite to use
4353 add_symbol_reference.
4355 2011-01-25 Doug Kwan <dougkwan@google.com>
4357 * icf.cc (get_section_contents): Always lock section's object.
4359 2011-01-24 Ian Lance Taylor <iant@google.com>
4361 * options.h (class General_options): Accept
4362 --no-detect-odr-violations.
4364 2011-01-24 Ian Lance Taylor <iant@google.com>
4366 * version.cc (version_string): Bump to 1.11.
4368 2011-01-24 Ian Lance Taylor <iant@google.com>
4370 * plugin.cc (class Plugin_rescan): Define new class.
4371 (Plugin_manager::claim_file): Set any_claimed_.
4372 (Plugin_manager::save_archive): New function.
4373 (Plugin_manager::save_input_group): New function.
4374 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4376 (Plugin_manager::new_undefined_symbol): New function.
4377 (Plugin_manager::rescan): New function.
4378 (Plugin_manager::rescannable_defines): New function.
4379 (Plugin_manager::add_input_file): Set any_added_.
4380 * plugin.h (class Plugin_manager): define new fields rescannable_,
4381 undefined_symbols_, any_claimed_, and any_added_. Declare
4382 Plugin_rescan as friend. Declare new functions.
4383 (Plugin_manager::Rescannable): Define type.
4384 (Plugin_manager::Rescannable_list): Define type.
4385 (Plugin_manager::Undefined_symbol_list): Define type.
4386 (Plugin_manager::Plugin_manager): Initialize new fields.
4387 * archive.cc (Archive::defines_symbol): New function.
4388 (Add_archive_symbols::run): Pass archive to plugins if any.
4389 * archive.h (class Archive): Declare defines_symbol.
4390 * readsyms.cc (Input_group::~Input_group): New function.
4391 (Finish_group::run): Pass input_group to plugins if any.
4392 * readsyms.h (class Input_group): Declare destructor.
4393 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4396 2011-01-10 Ian Lance Taylor <iant@google.com>
4398 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4400 (Layout::set_segment_offsets): Reset increase_relro before calling
4401 set_section_addresses a second time.
4403 2011-01-04 Cary Coutant <ccoutant@google.com>
4405 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4406 sections before NOBITS sections.
4408 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4410 * version.cc (print_version): Update copyright to 2011.
4412 2010-12-23 Cary Coutant <ccoutant@google.com>
4414 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4415 of OS to this->add. Add OD parameter to second form of the function.
4417 2010-12-20 Ian Lance Taylor <iant@google.com>
4419 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4420 second of two consecutive entries with same offset.
4422 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4424 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4425 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4426 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4427 to avoid unneeded links against $(LDADD).
4428 * testsuite/Makefile.in: Regenerate.
4430 2010-12-15 Ian Lance Taylor <iant@google.com>
4433 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4434 for R_X86_64_32 and R_X86_64_PC32.
4435 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4436 ver_matching_def_pic.o.
4437 (ver_matching_def_pic.o): New target.
4439 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4441 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4442 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4443 Move definition before File_read::View member definitions.
4444 (File_read::View::~View): Initialize and hold lock before
4445 updating current_mapped_bytes.
4447 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4449 * dwarf_reader.cc: Remove outdated comment.
4450 * gold-threads.cc: Fix typo in error message.
4451 * archive.cc: Fix typos in comments.
4452 * archive.h: Likewise.
4453 * arm-reloc-property.cc: Likewise.
4454 * arm-reloc-property.h: Likewise.
4455 * arm-reloc.def: Likewise.
4457 * attributes.h: Likewise.
4458 * cref.cc: Likewise.
4459 * ehframe.cc: Likewise.
4460 * fileread.h: Likewise.
4462 * i386.cc: Likewise.
4464 * incremental.h: Likewise.
4465 * int_encoding.cc: Likewise.
4466 * layout.h: Likewise.
4467 * main.cc: Likewise.
4468 * merge.h: Likewise.
4469 * object.cc: Likewise.
4470 * object.h: Likewise.
4471 * options.cc: Likewise.
4472 * readsyms.cc: Likewise.
4473 * reduced_debug_output.cc: Likewise.
4474 * reloc.cc: Likewise.
4475 * script-sections.cc: Likewise.
4476 * sparc.cc: Likewise.
4477 * symtab.h: Likewise.
4478 * target-reloc.h: Likewise.
4479 * target.cc: Likewise.
4480 * target.h: Likewise.
4481 * timer.cc: Likewise.
4482 * timer.h: Likewise.
4483 * x86_64.cc: Likewise.
4485 2010-12-09 Cary Coutant <ccoutant@google.com>
4487 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4489 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4490 parameter; change all callers.
4491 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4492 * options.h (warn_execstack): New option.
4494 2010-12-07 Doug Kwan <dougkwan@google.com>
4496 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4497 like function call relocations.
4499 2010-12-07 Ian Lance Taylor <iant@google.com>
4501 * archive.cc (Archive::get_elf_object_for_member): Permit
4502 punconfigured to be NULL.
4503 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4504 (Archive::include_member): Pass NULL to get_elf_object_for_member
4505 if we searched for the archive and this is the first included
4508 2010-12-01 Ian Lance Taylor <iant@google.com>
4510 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4511 track_relocs_type_ field.
4512 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4513 Set track_relocs_type_.
4514 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4515 contents when using RELA relocs.
4516 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4518 * reloc.cc (Track_relocs::next_addend): New function.
4519 * reloc.h (class Track_relocs): Declare next_addend.
4521 2010-12-01 Ian Lance Taylor <iant@google.com>
4523 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4526 2010-12-01 Ian Lance Taylor <iant@google.com>
4528 * README: Update compilers known to work and fail.
4530 2010-11-23 Matthias Klose <doko@ubuntu.com>
4532 * configure.in: For --enable-gold, handle value `default' instead of
4533 `both*'. Always install ld as ld.bfd, install as ld if gold is
4535 * configure: Regenerate.
4537 2010-11-18 Doug Kwan <dougkwan@google.com>
4539 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4540 and right_alignment to be zero. Store result alignment only if it is
4541 greater than existing alignment.
4543 2010-11-16 Cary Coutant <ccoutant@google.com>
4546 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4547 Check for ".zdebug_line".
4549 2010-11-16 Doug Kwan <dougkwan@google.com>
4550 Cary Coutant <ccoutant@google.com>
4552 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4553 by reference; adjust all callers.
4554 * output.cc (Output_segment::set_section_addresses): Adjust references
4555 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4557 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4558 end at page boundary.
4560 2010-11-16 Cary Coutant <ccoutant@google.com>
4563 * layout.cc (Layout::choose_output_section): Transform names of
4564 compressed sections even when using a script with a SECTIONS clause.
4565 (Layout::output_section_name): Remove code to transform
4566 compressed debug section names.
4567 * output.cc (Output_section::add_input_section): Use uncompressed
4568 section size when tracking input sections.
4570 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4572 * symtab.h (Symbol::NON_PIC_REF): Remove.
4573 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4574 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4575 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4576 (Symbol::use_plt_offset): Take a flags argument and pass it
4577 directly to needs_dynamic_reloc. Restrict check for undefined
4578 weak symbols to function calls.
4579 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4580 (Target_arm::Scan::global): Use it.
4581 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4582 (Target_arm::Relocate::relocate): Likewise.
4583 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4584 parameter with an r_type parameter. Use get_reference_flags
4586 (Target_arm::Relocate::relocate): Update accordingly.
4587 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4588 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4589 (Target_i386::Scan::global): Likewise.
4590 (Target_i386::Relocate::relocate): Likewise.
4591 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4592 parameter with an r_type parameter. Use get_reference_flags
4594 (Target_i386::Relocate::relocate): Update accordingly.
4595 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4596 (Target_powerpc::Scan::global): Use it.
4597 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4598 (Target_powerpc::Relocate::relocate): Likewise.
4599 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4600 (Target_sparc::Scan::global): Use it.
4601 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4602 (Target_sparc::Relocate::relocate): Likewise.
4603 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4604 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4605 (Target_x86_64::Scan::global): Likewise.
4606 (Target_x86_64::Relocate::relocate): Likewise.
4608 2010-11-08 Doug Kwan <dougkwan@google.com>
4609 Cary Coutant <ccoutant@google.com>
4611 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4612 (Arm_exidx_merge_section::section_contents_): New data member.
4613 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4614 (Arm_input_section::~Arm_input_section): De-allocate memory.
4615 (Arm_input_section::original_contents_): New data member.
4616 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4617 in parameters instead of calling Object::section_contents without
4619 (Arm_output_section::group_section): New parameter TASK. Pass it
4620 to callees that need locking objects.
4621 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4622 to lock EXIDX input sections. Fix a formatting issue. Call
4623 Arm_exidx_merged_section::build_contents to create merged section
4625 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4626 to lock object of stub table owner.
4627 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4628 TEXT_SIZE to initialize data member TEXT_SIZE_.
4629 (Arm_exidx_input_section::addralign): Fix typo in comment.
4630 (Arm_exidx_input_section::text_size): New method.
4631 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4632 that require locking objects. Lock objects before scanning for stubs
4633 and updating local symbols.
4634 (Arm_input_section<big_endian>::init): Copy contents of original
4636 (Arm_input_section<big_endian>::do_write): Use saved contents of
4637 original input section instead of calling Object::section_contents
4639 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4640 size without calling Object::section_size().
4641 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4642 for size. Allocate a buffer for merged EXIDX entries.
4643 (Arm_exidx_merged_section::build_contents): New method.
4644 (Arm_exidx_merged_section::do_write): Move merge section contents
4645 building code to Arm_exidx_merged_section::build_contetns. Write
4646 out contetns in buffer instead of building it on the fly.
4647 (Arm_relobj::make_exidx_input_section): Also pass text section size
4648 to Arm_exidx_input_section constructor.
4649 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4650 (Arm_dynobj::do_read_symbols): Fix memory leak.
4651 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4652 * target.h: (class Task): Add forward declaration.
4653 (Target::relax): Add new parameter TASK and pass it to
4655 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4657 2010-11-05 Cary Coutant <ccoutant@google.com>
4660 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4661 object when reading from the file.
4662 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4664 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4665 when reading section contents.
4666 (get_section_contents): Likewise.
4667 (icf::find_identical_sections): Likewise.
4668 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4669 object when reading from the file.
4670 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4671 the object when doing deferred section layout.
4673 2010-11-03 Nick Clifton <nickc@redhat.com>
4676 * script.h (class Symbol_assignment: name): New member. Returns
4677 the name of the symbol.
4678 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4679 Returns true if the given symbol name is on the list of
4680 assignments wating to be processed.
4681 * archive.cc (should_incldue_member): If the symbol is undefined,
4682 check to see if it is on the list of symbols pending assignment.
4684 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4686 * script-sections.cc (Script_sections::find_memory_region): Check
4687 for a NULL output section pointer.
4689 2010-10-29 Doug Kwan <dougkwan@google.com>
4691 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4692 Output_section::add_relaxed_input_section.
4693 * output.cc (Output_section::add_relaxed_input_section): Add new
4694 arguments LAYOUT and NAME. Set section order index.
4695 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4696 Copy section order index.
4697 * output.h (Output_section::add_relaxed_input_section): Add new
4698 arguments LAYOUT and NAME.
4700 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4702 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4703 NATIVE_OR_CROSS_LINKER.
4704 * testsuite/Makefile.in: Regenerate.
4706 2010-10-20 Doug Kwan <dougkwan@google.com>
4708 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4709 without SHF_LINK_ORDER flags.
4710 * layout.cc (Layout::choose_output_section): Do not filter
4711 SHF_LINK_ORDER flag in a relocatable link.
4713 2010-10-17 Cary Coutant <ccoutant@google.com>
4715 * output.h (Output_segment::set_section_addresses): Change function
4716 signature. Update all callers.
4717 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4719 (Output_segment::set_section_addresses): Align after last TLS
4720 section. Add padding before last relro section instead of after.
4722 2010-10-17 Doug Kwan <dougkwan@google.com>
4724 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4725 GOT output section to be writable.
4727 2010-10-14 Cary Coutant <ccoutant@google.com>
4729 * debug.h (DEBUG_INCREMENTAL): New flag.
4730 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4731 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4733 * incremental.cc (report_command_line): Ignore all forms of
4735 * layout.cc (Layout::Layout): Check parameters for incremental link
4737 * options.cc (General_options::parse_incremental): New function.
4738 (General_options::parse_no_incremental): New function.
4739 (General_options::parse_incremental_full): New function.
4740 (General_options::parse_incremental_update): New function.
4741 (General_options::incremental_mode_): New data member.
4742 (General_options::finalize): Check incremental_mode_.
4743 * options.h (General_options): Update help text for --incremental.
4744 Add --no-incremental, --incremental-full, --incremental-update.
4745 (General_options::Incremental_mode): New enum type.
4746 (General_options::incremental_mode): New function.
4747 (General_options::incremental_mode_): New data member.
4748 * parameters.cc (Parameters::incremental_mode_): New data member.
4749 (Parameters::set_options): Set incremental_mode_.
4750 (Parameters::set_incremental_full): New function.
4751 (Parameters::incremental): New function.
4752 (Parameters::incremental_update): New function.
4753 (set_parameters_incremental_full): New function.
4754 * parameters.h (Parameters::set_incremental_full): New function.
4755 (Parameters::incremental): New function.
4756 (Parameters::incremental_update): New function.
4757 (Parameters::incremental_mode_): New data member.
4758 (set_parameters_incremental_full): New function.
4759 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4760 incremental link mode.
4761 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4762 (Sized_relobj::do_relocate_sections): Likewise.
4763 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4765 * testsuite/Makefile.in: Regenerate.
4766 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4768 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4770 * script-sections.h (class Script_sections): Make
4771 Sections_elements typedef public.
4772 * script-sections.cc (class Sort_output_sections): Add elements_
4773 field. Add constructor which sets it; change all callers.
4774 (Sort_output_sections::is_before): New function.
4775 (Sort_output_sections::operator()): Call is_before.
4776 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4778 * testsuite/script_test_10.sh: New test. Test script section
4780 * testsuite/script_test_10.t: Likewise.
4781 * testsuite/script_test_10.s: Likewise.
4782 * testsuite/Makefile.am: Wrap the cross linker tests and the
4783 common tests into NATIVE_OR_CROSS_LINKER.
4784 (check_SCRIPTS): Add script_test_10.sh.
4785 (check_DATA): Add script_test_10.stdout.
4786 (script_test_10.o, script_test_10): New targets.
4787 (script_test_10.stdout): New target.
4788 * configure, testsuite/Makefile.in: Regenerate.
4790 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4792 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4793 error for the deprecated relocations.
4794 (Target_arm::Scan::global): Likewise.
4795 (Target_arm::Relocate::relocate): Likewise.
4797 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4799 * fileread.cc (Input_file::find_file): Initialize *found_name
4800 and *namep when using the fallback search for case 4.
4802 2010-10-11 Cary Coutant <ccoutant@google.com>
4804 * options.h (class General_options): Redefine -z lazy as an alias for
4805 the negation of -z now.
4807 2010-10-11 Ian Lance Taylor <iant@google.com>
4809 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4812 2010-10-06 Nick Clifton <nickc@redhat.com>
4814 * script-sections.cc(class Memory_region): Remove
4815 current_lma_offset_ field. Rename current_vma_offset_ to
4816 current_offset_. Add last_section_ field.
4817 (Memory_region::get_current_vma_address): Rename to
4818 get_current_address.
4819 (Memory_region::get_current_lma_address): Delete.
4820 (Memory_region::increment_vma_offset): Rename to
4822 (Memory_region::increment_lma_offset): Delete.
4823 (Memory_region::attributes_compatible): New method. Returns
4824 true if the provided section is compatible with the region.
4825 (Memory_region::get_last_section): New method. Returns the last
4826 section to use the region.
4827 (Memory_region::set_last_section): New method. Stores the last
4828 section to use the region.
4829 (Script_sections::block_in_region): New method. Returns true if
4830 a block of memory is contained within a region.
4831 (Script_sections::find_memory_region): New method. Locates a
4832 memory region to be used to set a VMA or LMA address.
4833 (Output_section_definition::set_section_addresses): Add code to
4834 check for addresses set by memory regions.
4835 (Output_segment::set_section_addresses): Remove memory region
4837 (Script_sections::create_segment): Add a warning if a header
4838 segment is created outside of any region.
4839 * script-sections.h (class Script_sections): Add prototypes for
4840 find_memory_region and block_in_region methods.
4841 * testsuite/memory_test.s: Use .long instead of .word.
4842 * testsuite/memory_test.t: Add some more output sections.
4843 * testsuite/memory_test.sh: Update expected output.
4845 2010-10-02 Doug Kwan <dougkwan@google.com>
4847 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4848 defintion to symtab.h
4849 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4850 declaration to defintion.
4852 2010-10-01 Nick Clifton <nickc@redhat.com>
4854 * expression.cc (eval): Replace dummy argument with NULL.
4855 (eval_maybe_dot): Check for a NULL result section pointer.
4856 (Symbol_expression::value): Likewise.
4857 (Dot_expression::value): Likewise.
4858 (BINARY_EXPRESSION): Likewise.
4859 (Max_expression::value): Likewise.
4860 (Min_expression::value): Likewise.
4861 (Absolute_expression::value): Likewise.
4862 (Addr_expression::value_from_output_section): Likewise.
4863 (Loaddddr_expression::value_from_output_section): Likewise.
4864 (Segment_start_expression::value): Likewise.
4865 * script-sections.cc
4866 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4868 (Sections_elememt_dot_assignment::set_section_addresses):
4870 (Output_data_expression::do_write_to_buffer): Likewise.
4871 (Output_section_definition::finalize_symbols): Likewise.
4872 (Output_section_definition::set_section_addresses): Likewise.
4874 2010-09-30 Doug Kwan <dougkwan@google.com>
4876 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4878 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4880 * target.h (Target::can_icf_inline_merge_sections): New virtual
4882 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4884 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4886 * icf.cc (get_section_contents): Inline merge sections only when
4889 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4891 * configure: Regenerate.
4893 2010-09-17 Ian Lance Taylor <iant@google.com>
4895 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4896 * testsuite/Makefile.am (memory_test.o): New target.
4897 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4899 * testsuite/Makefile.in: Rebuild.
4901 2010-09-17 Doug Kwan <dougkwan@google.com>
4903 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4904 defintion if relocation uses GOT entries of the symbol.
4905 * testsuite/icf_safe_test.sh: Fix test.
4906 * testsuite/icf_safe_so_test.sh: Fix test.
4908 2010-09-16 Cary Coutant <ccoutant@google.com>
4910 * script_sections.cc (class Memory_region): Remove "NULL" from
4911 vector initializations.
4913 2010-09-15 Cary Coutant <ccoutant@google.com>
4915 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4916 Resolve forwarding symbols.
4918 2010-09-15 Doug Kwan <dougkwan@google.com>
4920 * gold/testsuite/script_test_3.t: Add ARM special sections.
4921 * gold/testsuite/script_test_4.t: Same.
4922 * gold/testsuite/script_test_5.t: Same.
4923 * gold/testsuite/script_test_6.t: Same.
4924 * gold/testsuite/script_test_7.t: Same.
4925 * gold/testsuite/script_test_7.t: Same.
4926 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4928 2010-09-14 Cary Coutant <ccoutant@google.com>
4930 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4931 (Target_x86_64::Relocate::relocate_tls): Replace check for
4932 saw_tls_block_reloc_ with test for executable section.
4934 2010-09-12 Cary Coutant <ccoutant@google.com>
4936 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4937 position-independent executables to shared libraries need dynamic
4939 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4940 position-independent executables.
4941 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4942 * testsuite/Makefile.in: Regenerate.
4944 2010-09-10 Nick Clifton <nickc@redhat.com>
4947 * testsuite/memory_test.t: Discard any sections that are not
4950 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4953 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4954 "This::" to work around a bug in gcc 4.2.
4956 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4958 2010-09-09 Rafael Espindola <espindola@google.com>
4960 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4961 sections with different PF_X flags in the same segment.
4962 (Layout::find_first_load_seg): Search all segments to find the first
4964 * options.h (rosegment): New.
4966 2010-09-08 Rafael Espindola <espindola@google.com>
4968 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4970 2010-09-08 Doug Kwan <dougkwan@google.com>
4972 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4973 (Arm_relobj::do_relocate_sections): Add new parameter for output
4974 file to match the parent.
4975 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4976 of local symbols instead of input values. Update code to track
4977 changes in gold::relocate_section.
4978 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4979 (Sized_relobj::compute_final_local_value_internal): New methods.
4980 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4981 body into private version of Sized_relobj::compute_final_local_value.
4982 Call the inline method.
4983 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4984 merged symbol value if there is one.
4985 (Symbol_value::has_output_value): New method defintiion.
4986 (Sized_relobj::Compute_final_local_value_status): New enum type.
4987 (Sized_relobj::compute_final_local_value): New methods.
4988 (Sized_relobj::compute_final_local_value_internal): New methods.
4989 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4990 and arm_cortex_a8.sh.
4991 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4992 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4994 * Makefile.in: Regenerate.
4995 * testsuite/arm_bl_out_of_range.s: Update test.
4996 * testsuite/thumb_bl_out_of_range.s: Ditto.
4997 * testsuite/thumb_blx_out_of_range.s: Ditto.
4998 * testsuite/arm_branch_out_of_range.sh: New file.
4999 * testsuite/arm_cortex_a8.sh: Ditto.
5000 * testsuite/arm_cortex_a8_b.s: Ditto.
5001 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5002 * testsuite/arm_cortex_a8_b_local.s: Ditto.
5003 * testsuite/arm_cortex_a8_bl.s: Ditto.
5004 * testsuite/arm_cortex_a8_blx.s: Ditto.
5005 * testsuite/arm_cortex_a8_local.s: Ditto.
5006 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5007 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5009 2010-09-08 Rafael Espindola <espindola@google.com>
5011 * Makefile.am (memory_test.stdout): Run readelf with -W.
5012 * Makefile.in: Regenerate.
5013 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5016 2010-09-08 Rafael Espindola <espindola@google.com>
5018 * script-sections.cc (Script_sections::add_memory_region): Convert
5019 field precision to int.
5020 * script.cc (script_set_section_region, script_set_section_region):
5021 Convert field precision to int.
5023 2010-09-08 Rafael Espindola <espindola@google.com>
5025 * arm.cc (do_finalize_sections): Create the __exidx_start and
5026 __exdix_end symbols even when the section is missing.
5028 2010-09-08 Nick Clifton <nickc@redhat.com>
5030 * README: Remove claim that MEMORY is not supported.
5031 * expression.cc (script_exp_function_origin)
5032 (script_exp_function_length): Move from here to ...
5033 * script.cc: ... here.
5034 (script_set_section_region, script_add_memory)
5035 (script_parse_memory_attr, script_include_directive): New
5037 * script-sections.cc
5038 (class Memory_region): New class.
5039 (class Output_section_definition): Add set_memory_region,
5040 set_section_vma, set_section_lma and get_section_name methods.
5041 (class Script_Sections): Add add_memory_region,
5042 find_memory_region, find_memory_region_origin,
5043 find_memory_region_length and set_memory_region methods.
5044 Have set_section_addresses method walk the list of set memory
5046 Extend the print methos to display memory regions.
5047 * script-sections.h: Add prototypes for new methods.
5048 Add enum for MEMORY region attributes.
5049 * yyscript.y: Add support for parsing MEMORY regions.
5050 * script-c.h: Add prototypes for new functions.
5051 * testsuite/Makefile.am: Add test of MEMORY region functionality.
5052 * testsuite/Makefile.in: Regenerate.
5053 * testsuite/memory_test.sh: New script.
5054 * testsuite/memory_test.s: New assembler source file.
5055 * testsuite/memory_test.t: New linker script.
5057 2010-08-27 Doug Kwan <dougkwan@google.com>
5059 * gold/resolve.cc (Symbol_table::should_override): Let a weak
5060 reference override an existing dynamic weak reference.
5061 * testsuite/Makefile.am: Add new test dyn_weak_ref.
5062 * testsuite/Makefile.in: Regenerate.
5063 * testsuite/dyn_weak_ref.sh: New file.
5064 * testsuite/dyn_weak_ref_1.c: Ditto.
5065 * testsuite/dyn_weak_ref_2.c: Ditto.
5067 2010-08-27 Ian Lance Taylor <iant@google.com>
5069 * incremental.h (class Incremental_input_entry): Add virtual
5072 2010-08-27 Ian Lance Taylor <iant@google.com>
5074 * testsuite/start_lib_test_3.c: Mark t3 as used.
5076 2010-08-27 Nick Clifton <nickc@redhat.com>
5078 * options.cc (version_script): Fix small typo in previous
5081 2010-08-25 Nick Clifton <nickc@redhat.com>
5083 * archive.cc: Formatting fixes: Remove whitespace between
5084 typename and following asterisk. Remove whitespace between
5085 function name and opening parenthesis.
5086 * archive.h: Likewise.
5088 * attributes.cc: Likewise.
5089 * attributes.h: Likewise.
5090 * common.cc: Likewise.
5091 * copy-relocs.cc: Likewise.
5092 * dirsearch.h: Likewise.
5093 * dynobj.cc: Likewise.
5094 * ehframe.cc: Likewise.
5095 * ehframe.h: Likewise.
5096 * expression.cc: Likewise.
5097 * fileread.cc: Likewise.
5098 * fileread.h: Likewise.
5100 * gold-threads.cc: Likewise.
5101 * gold.cc: Likewise.
5102 * i386.cc: Likewise.
5104 * incremental-dump.cc: Likewise.
5105 * incremental.cc: Likewise.
5106 * layout.cc: Likewise.
5107 * layout.h: Likewise.
5108 * main.cc: Likewise.
5109 * merge.cc: Likewise.
5110 * merge.h: Likewise.
5111 * object.cc: Likewise.
5112 * object.h: Likewise.
5113 * options.cc: Likewise.
5114 * options.h: Likewise.
5115 * output.cc: Likewise.
5116 * output.h: Likewise.
5117 * plugin.cc: Likewise.
5118 * plugin.h: Likewise.
5119 * powerpc.cc: Likewise.
5120 * reloc.cc: Likewise.
5121 * script-c.h: Likewise.
5122 * script-sections.cc: Likewise.
5123 * script.cc: Likewise.
5124 * stringpool.cc: Likewise.
5125 * symtab.cc: Likewise.
5126 * symtab.h: Likewise.
5127 * target.cc: Likewise.
5128 * timer.cc: Likewise.
5129 * timer.h: Likewise.
5130 * version.cc: Likewise.
5131 * x86_64.cc: Likewise.
5133 2010-08-24 Nick Clifton <nickc@redhat.com>
5136 * layout.cc (segment_precedes): Sort segments by their physical
5137 addresses, if they have been set.
5139 2010-08-23 Cary Coutant <ccoutant@google.com>
5141 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5143 (Lib_group::include_member): Unlock object after deleting its
5145 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5148 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5149 Cary Coutant <ccoutant@google.com>
5151 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5152 constructor, and set_blocker.
5153 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5155 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5156 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5157 * testsuite/Makefile.am (start_lib_test): New test case.
5158 * testsuite/Makefile.in: Regenerate.
5159 * testsuite/start_lib_test_main.c: New file.
5160 * testsuite/start_lib_test_1.c: New file.
5161 * testsuite/start_lib_test_2.c: New file.
5162 * testsuite/start_lib_test_3.c: New file.
5164 2010-08-19 Ian Lance Taylor <iant@google.com>
5166 * Makefile.in: Rebuild with automake 1.11.1.
5167 * aclocal.m4: Likewise.
5168 * testsuite/Makefile.in: Likewise.
5170 2010-08-19 Ian Lance Taylor <iant@google.com>
5173 * i386.cc (class Output_data_plt_i386): Update declarations.
5174 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5175 local_ifuncs_ fields.
5176 (Target_i386::do_plt_section_for_global): New function.
5177 (Target_i386::do_plt_section_for_local): New function.
5178 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5179 parameter; change all callers. Initialize global_ifuncs_ and
5180 local_ifuncs_. If doing a static link define __rel_iplt_start and
5182 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5183 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5184 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5186 (Target_i386::make_plt_section): New function, broken out of
5187 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5188 (Target_i386::make_plt_entry): Call make_plt_section.
5189 (Target_i386::make_local_ifunc_plt_entry): New function.
5190 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5191 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5192 R_386_IRELATIVE to switch.
5193 (Target_i386::Scan::global): Likewise.
5194 (Target_i386::Relocate::relocate): Likewise.
5195 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5197 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5198 (Target_x86_64::do_plt_section_for_global): New function.
5199 (Target_x86_64::do_plt_section_for_local): New function.
5200 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5201 parameter; change all callers. If doing a static link define
5202 __rela_iplt_start and __rela_iplt_end.
5203 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5204 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5205 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5207 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5208 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5210 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5211 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5212 R_X86_64_IRELATIVE to switch.
5213 (Target_x86_64::Scan::global): Likewise.
5214 (Target_x86_64::Relocate::relocate): Likewise.
5215 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5217 * target.h (class Target): Add plt_section_for_global and
5218 plt_section_for_local functions. Add do_plt_section_for_global
5219 and do_plt_section_for_local virtual functions.
5220 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5221 clarifying comments.
5222 (Symbol::use_plt_offset): Handle IFUNC symbol.
5223 * object.cc (Sized_relobj::Sized_relobj): Initialize
5225 (Sized_relobj::local_has_plt_offset): New function.
5226 (Sized_relobj::local_plt_offset): New function.
5227 (Sized_relobj::set_local_plt_offset): New function.
5228 (Sized_relobj::do_count): Handle IFUNC symbol.
5229 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5230 a bit away from input_shndx_ field. Add set_is_func_symbol and
5231 is_ifunc_symbol functions.
5232 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5233 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5234 local_plt_offsets_ field.
5235 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5236 * output.h (class Output_section_data): Add non-const
5237 output_section function.
5238 (class Output_data_got): Update declarations.
5239 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5240 Add use_plt_offset parameter to global and local constructors.
5241 Change all callers. Change local_sym_index_ field to 31 bits.
5242 Change GSYM_CODE and CONSTANT_CODE accordingly.
5243 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5244 doing a static link don't set sh_link field.
5245 (Output_data_got::Got_entry::write): Use PLT offset if
5247 (Output_data_got::add_global_plt): New function.
5248 (Output_data_got::add_local_plt): New function.
5249 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5250 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5251 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5252 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5253 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5255 * testsuite/ifunc-sel.h: New file.
5256 * testsuite/ifuncmain1.c: New file.
5257 * testsuite/ifuncmain1vis.c: New file.
5258 * testsuite/ifuncmod1.c: New file.
5259 * testsuite/ifuncdep2.c: New file.
5260 * testsuite/ifuncmain2.c: New file.
5261 * testsuite/ifuncmain3.c: New file.
5262 * testsuite/ifuncmod3.c: New file.
5263 * testsuite/ifuncmain4.c: New file.
5264 * testsuite/ifuncmain5.c: New file.
5265 * testsuite/ifuncmod5.c: New file.
5266 * testsuite/ifuncmain6pie.c: New file.
5267 * testsuite/ifuncmod6.c: New file.
5268 * testsuite/ifuncmain7.c: New file.
5269 * configure, testsuite/Makefile.in: Rebuild.
5271 2010-08-18 Ian Lance Taylor <iant@google.com>
5274 (Output_section_incremental_inputs::write_input_files): Add cast
5275 to avoid signed/unsigned comparison warning.
5276 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5278 2010-08-12 Cary Coutant <ccoutant@google.com>
5280 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5282 2010-08-13 Ian Lance Taylor <iant@google.com>
5284 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5286 2010-08-12 Cary Coutant <ccoutant@google.com>
5287 Doug Kwan <dougkwan@google.com>
5289 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5290 defintion overrides non-weak undef, remember that the original undef
5292 * symtab.cc (Symbol_table::sized_write_global): For undef without
5293 an original weak binding, set binding to global in output.
5294 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5295 * testsuite/Makefile.in: Regenerate.
5296 * testsuite/strong_ref_weak_def.sh: New file.
5297 * testsuite/strong_ref_weak_def_1.c: Ditto.
5298 * testsuite/strong_ref_weak_def_2.c: Ditto.
5300 2010-08-12 Cary Coutant <ccoutant@google.com>
5302 * testsuite/incremental_test.sh: Rewrite.
5303 * testsuite/incremental_test_1.c: Rewrite.
5304 * testsuite/incremental_test_2.c: Rewrite.
5306 2010-08-12 Cary Coutant <ccoutant@google.com>
5308 * arm.cc (Target_arm::got_size): Add const.
5309 (Target_arm::got_entry_count): New function.
5310 (Target_arm::plt_entry_count): New function.
5311 (Target_arm::first_plt_entry_offset): New function.
5312 (Target_arm::plt_entry_size): New function.
5313 (Output_data_plt_arm::entry_count): New function.
5314 (Output_data_plt_arm::first_plt_entry_offset): New function.
5315 (Output_data_plt_arm::get_plt_entry_size): New function.
5316 * i386.cc (Target_i386::got_size): Add const.
5317 (Target_i386::got_entry_count): New function.
5318 (Target_i386::plt_entry_count): New function.
5319 (Target_i386::first_plt_entry_offset): New function.
5320 (Target_i386::plt_entry_size): New function.
5321 (Output_data_plt_i386::entry_count): New function.
5322 (Output_data_plt_i386::first_plt_entry_offset): New function.
5323 (Output_data_plt_i386::get_plt_entry_size): New function.
5324 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5325 find_incremental_inputs_sections. Dump incremental_got_plt section.
5326 * incremental.cc: Include target.h.
5327 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5328 parameter. Adjust all callers. Find incremental_got_plt section.
5329 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5331 (Output_section_incremental_inputs::set_final_data_size): Calculate
5332 size of incremental_got_plt section.
5333 (Output_section_incremental_inputs::do_write): Write the
5334 incremental_got_plt section.
5335 (Got_plt_view_info): New struct.
5336 (Local_got_offset_visitor): New class.
5337 (Global_got_offset_visitor): New class.
5338 (Global_symbol_visitor_got_plt): New class.
5339 (Output_section_incremental_inputs::write_got_plt): New function.
5340 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5341 Add parameter. Adjust all callers.
5342 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5343 (Incremental_inputs::got_plt_section): New function.
5344 (Incremental_inputs::got_plt_section_): New data member.
5345 (Incremental_got_plt_reader): New class.
5346 * layout.cc (Layout::create_incremental_info_sections): Add the
5347 incremental_got_plt section.
5348 * object.h (Got_offset_list::get_list): New function.
5349 (Got offset_list::for_all_got_offsets): New function.
5350 (Sized_relobj::local_got_offset_list): New function.
5351 * powerpc.cc (Target_powerpc::got_size): Add const.
5352 (Target_powerpc::got_entry_count): New function.
5353 (Target_powerpc::plt_entry_count): New function.
5354 (Target_powerpc::first_plt_entry_offset): New function.
5355 (Target_powerpc::plt_entry_size): New function.
5356 (Output_data_plt_powerpc::entry_count): New function.
5357 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5358 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5359 * sparc.cc (Target_sparc::got_size): Add const.
5360 (Target_sparc::got_entry_count): New function.
5361 (Target_sparc::plt_entry_count): New function.
5362 (Target_sparc::first_plt_entry_offset): New function.
5363 (Target_sparc::plt_entry_size): New function.
5364 (Output_data_plt_sparc::entry_count): New function.
5365 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5366 (Output_data_plt_sparc::get_plt_entry_size): New function.
5367 * symtab.h (Symbol::got_offset_list): New function.
5368 (Symbol_table::for_all_symbols): New function.
5369 * target.h (Sized_target::got_entry_count): New function.
5370 (Sized_target::plt_entry_count): New function.
5371 (Sized_target::plt_entry_size): New function.
5372 * x86_64.cc (Target_x86_64::got_size): Add const.
5373 (Target_x86_64::got_entry_count): New function.
5374 (Target_x86_64::plt_entry_count): New function.
5375 (Target_x86_64::first_plt_entry_offset): New function.
5376 (Target_x86_64::plt_entry_size): New function.
5377 (Output_data_plt_x86_64::entry_count): New function.
5378 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5379 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5381 2010-08-12 Cary Coutant <ccoutant@google.com>
5383 * archive.cc: Include incremental.h.
5384 (Archive::Archive): Initialize incremental_info_.
5385 (Archive::include_member): Record archive members in incremental info.
5386 (Add_archive_symbols::run): Record begin and end of an archive in
5388 (Lib_group::include_member): Record objects in incremental info.
5389 * archive.h (Incremental_archive_entry): Forward declaration.
5390 (Archive::set_incremental_info): New member function.
5391 (Archive::incremental_info): New member function.
5392 (Archive::Unused_symbol_iterator): New class.
5393 (Archive::unused_symbols_begin): New member function.
5394 (Archive::unused_symbols_end): New member function.
5395 (Archive::incremental_info_): New data member.
5396 * incremental-dump.cc (find_input_containing_global): New function.
5397 (dump_incremental_inputs): Dump new incremental info sections.
5398 * incremental.cc: Include symtab.h.
5399 (Output_section_incremental_inputs): New class.
5400 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5401 new incremental info sections.
5402 (Sized_incremental_binary::do_check_inputs): Likewise.
5403 (Incremental_inputs::report_archive): Remove.
5404 (Incremental_inputs::report_archive_begin): New function.
5405 (Incremental_inputs::report_archive_end): New function.
5406 (Incremental_inputs::report_object): New function.
5407 (Incremental_inputs::finalize_inputs): Remove.
5408 (Incremental_inputs::report_input_section): New function.
5409 (Incremental_inputs::report_script): Rewrite.
5410 (Incremental_inputs::finalize): Do nothing but finalize string table.
5411 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5412 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5413 (Incremental_inputs::create_data_sections): New function.
5414 (Incremental_inputs::relocs_entsize): New function.
5415 (Output_section_incremental_inputs::set_final_data_size): New function.
5416 (Output_section_incremental_inputs::do_write): New function.
5417 (Output_section_incremental_inputs::write_header): New function.
5418 (Output_section_incremental_inputs::write_input_files): New function.
5419 (Output_section_incremental_inputs::write_info_blocks): New function.
5420 (Output_section_incremental_inputs::write_symtab): New function.
5421 * incremental.h (Incremental_script_entry): Forward declaration.
5422 (Incremental_object_entry): Forward declaration.
5423 (Incremental_archive_entry): Forward declaration.
5424 (Incremental_inputs): Forward declaration.
5425 (Incremental_inputs_header_data): Remove.
5426 (Incremental_inputs_header): Remove.
5427 (Incremental_inputs_header_write): Remove.
5428 (Incremental_inputs_entry_data): Remove.
5429 (Incremental_inputs_entry): Remove.
5430 (Incremental_inputs_entry_write): Remove.
5431 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5432 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5433 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5434 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5436 (Incremental_input_entry): New class.
5437 (Incremental_script_entry): New class.
5438 (Incremental_object_entry): New class.
5439 (Incremental_archive_entry): New class.
5440 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5441 (Incremental_inputs::report_inputs): Remove.
5442 (Incremental_inputs::report_archive): Remove.
5443 (Incremental_inputs::report_archive_begin): New function.
5444 (Incremental_inputs::report_archive_end): New function.
5445 (Incremental_inputs::report_object): Change prototype.
5446 (Incremental_inputs::report_input_section): New function.
5447 (Incremental_inputs::report_script): Change prototype.
5448 (Incremental_inputs::get_reloc_count): New function.
5449 (Incremental_inputs::set_reloc_count): New function.
5450 (Incremental_inputs::create_data_sections): New function.
5451 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5452 (Incremental_inputs::inputs_section): New function.
5453 (Incremental_inputs::symtab_section): New function.
5454 (Incremental_inputs::relocs_section): New function.
5455 (Incremental_inputs::get_stringpool): Add const.
5456 (Incremental_inputs::command_line): Add const.
5457 (Incremental_inputs::inputs): Remove.
5458 (Incremental_inputs::command_line_key): New function.
5459 (Incremental_inputs::input_file_count): New function.
5460 (Incremental_inputs::input_files): New function.
5461 (Incremental_inputs::relocs_entsize): New function.
5462 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5463 (Incremental_inputs::finalize_inputs): Remove.
5464 (Incremental_inputs::Input_info): Remove.
5465 (Incremental_inputs::lock_): Remove.
5466 (Incremental_inputs::inputs_): Change type.
5467 (Incremental_inputs::inputs_map_): Remove.
5468 (Incremental_inputs::current_object_entry_): New data member.
5469 (Incremental_inputs::inputs_section_): New data member.
5470 (Incremental_inputs::symtab_section_): New data member.
5471 (Incremental_inputs::relocs_section_): New data member.
5472 (Incremental_inputs::reloc_count_): New data member.
5473 (Incremental_inputs_reader): New class.
5474 (Incremental_symtab_reader): New class.
5475 (Incremental_relocs_reader): New class.
5476 * layout.cc (Layout::finalize): Move finalization of incremental info
5477 and creation of incremental info sections to follow finalization of
5478 symbol table. Set offsets for postprocessing sections.
5479 (Layout::create_incremental_info_sections): Call
5480 Incremental_inputs::create_data_sections. Add incremental symtab
5481 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5482 sections to layout after input sections.
5483 * layout.h (struct Timespec): Forward declaration.
5484 (Layout::incremental_inputs): Add const.
5485 (Layout::create_incremental_info_sections): Add parameter.
5486 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5487 * object.cc: Include incremental.h.
5488 (Relobj::finalize_incremental_relocs): New function.
5489 (Sized_relobj::do_layout): Record input sections in incremental info.
5490 * object.h (Object::output_section): New function.
5491 (Object::output_section_offset): Moved from Relobj.
5492 (Object::get_incremental_reloc_base): New function.
5493 (Object::get_incremental_reloc_count): New function.
5494 (Object::do_output_section): New function.
5495 (Object::do_output_section_offset): Moved from Relobj.
5496 (Object::do_get_incremental_reloc_base): New function.
5497 (Object::do_get_incremental_reloc_count): New function.
5498 (Object::Object): Initialize new data members.
5499 (Relobj::output_section): Renamed do_output_section and moved to
5501 (Relobj::output_section_offset): Moved to Object.
5502 (Relobj::do_get_incremental_reloc_base): New function.
5503 (Relobj::do_get_incremental_reloc_count): New function.
5504 (Relobj::allocate_incremental_reloc_counts): New function.
5505 (Relobj::count_incremental_reloc): New function.
5506 (Relobj::finalize_incremental_relocs): New function.
5507 (Relobj::next_incremental_reloc_index): New function.
5508 (Relobj::reloc_counts_): New data member.
5509 (Relobj::reloc_bases_): New data member.
5510 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5511 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5512 (Sized_relobj::incremental_relocs_scan): New function.
5513 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5514 (Sized_relobj::incremental_relocs_write): New function.
5515 (Sized_relobj::incremental_relocs_write_reltype): New function.
5516 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5518 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5519 archives and object files elsewhere.
5520 (Add_symbols::run): Report object files here.
5521 (Finish_group::run): Report end of archive at end of group.
5522 * reloc.cc: Include layout.h, incremental.h.
5523 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5524 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5525 (Sized_relobj::incremental_relocs_scan): New function.
5526 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5527 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5528 (Sized_relobj::incremental_relocs_write): New function.
5529 (Sized_relobj::incremental_relocs_write_reltype): New function.
5530 * script.cc (read_input_script): Rewrite test for incremental link.
5531 Change call to Incremental_inputs::report_script.
5532 * symtab.h (Symbol_table::first_global_index): New function.
5533 (Symbol_table::output_count): New function.
5535 2010-08-12 Doug Kwan <dougkwan@google.com>
5537 * arm.cc (Target_arm::merge_object_attributes): Check command line
5538 options --no-wchar-size-warning and --no-enum-size-warning.
5539 * options.h (General_options): Add ld-compatible options
5540 --no-enum-size-warning and --no-wchar-size-warning.
5542 2010-08-04 Ian Lance Taylor <iant@google.com>
5544 * x86_64.cc (Target_x86_64::Scan::local): Use
5545 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5546 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5547 (Target_x86_64::Scan::global): Likewise.
5548 (Target_x86_64::Relocate::relocate): Likewise.
5549 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5552 2010-08-03 Cary Coutant <ccoutant@google.com>
5554 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5555 to reserve space in merged_strings vector. Keep total input size
5557 (Output_merge_string::do_print_merge_stats): Print total input size.
5558 * merge.h (Output_merge_string): Add input_size_ field.
5559 * stringpool.cc (Stringpool_template::string_length): Move
5560 implementations out of Stringpool_template class and place in
5562 * stringpool.h (string_length): Move out of Stringpool_template.
5564 2010-08-03 Ian Lance Taylor <iant@google.com>
5567 * layout.cc (relaxation_loop_body): If address of load segment is
5568 set, adjust address to include headers if possible.
5570 2010-08-03 Ian Lance Taylor <iant@google.com>
5572 * version.cc (version_string): Bump to 1.10.
5574 2010-08-03 Ian Lance Taylor <iant@google.com>
5577 * layout.h (enum Output_section_order): Define.
5578 (class Layout): Update declarations.
5579 * layout.cc (Layout::get_output_section): Add order parameter.
5580 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5581 is_first_non_relro parameters. Change all callers.
5582 (Layout::choose_output_section): Likewise.
5583 (Layout::add_output_section_data): Likewise.
5584 (Layout::make_output_section): Likewise. Set order.
5585 (Layout::default_section_order): New function.
5586 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5587 * output.cc (Output_section::Output_section): Initialize order_.
5588 Don't initialize deleted fields.
5589 (Output_segment::Output_segment): Don't initialize deleted
5591 (Output_segment::add_output_section_to_load): New function
5592 replacing add_output_section. Change all callers to call this or
5593 add_output_section_to_nonload.
5594 (Output_segment::add_output_section_to_nonload): New function.
5595 (Output_segment::remove_output_section): Rewrite.
5596 (Output_segment::add_initial_output_data): Likewise.
5597 (Output_segment::has_any_data_sections): Likewise.
5598 (Output_segment::is_first_section_relro): Likewise.
5599 (Output_segment::maximum_alignment): Likewise.
5600 (Output_segment::has_dynamic_reloc): New function replacing
5601 dynamic_reloc_count. Change all callers.
5602 (Output_segment::has_dynamic_reloc_list): New function replacing
5603 dynamic_reloc_count_list. Change all callers.
5604 (Output_segment::set_section_addresses): Rewrite.
5605 (Output_segment::set_offset): Rewrite.
5606 (Output_segment::find_first_and_last_list): Remove.
5607 (Output_segment::set_tls_offsets): Rewrite.
5608 (Output_segment::first_section_load_address): Likewise.
5609 (Output_segment::output_section_count): Likewise.
5610 (Output_segment::section_with_lowest_load_address): Likewise.
5611 (Output_segment::write_section_headers): Likewise.
5612 (Output_segment::print_sections_to_map): Likewise.
5613 * output.h (class Output_data): Remove dynamic_reloc_count_
5614 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5615 (Output_data::add_dynamic_reloc): Rewrite.
5616 (Output_data::has_dynamic_reloc): New function.
5617 (Output_data::dynamic_reloc_count): Remove.
5618 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5619 is_last_relro_, is_first_non_relro_, is_interp_,
5620 is_dynamic_linker_section_ fields. Add order and set_order
5621 functions. Remove is_relro_local, set_is_relro_local,
5622 is_last_relro, set_is_last_relro, is_first_non_relro,
5623 set_is_first_non_relro functions, is_interp, set_is_interp,
5624 is_dynamic_linker_section, and set_is_dynamic_linker_section
5626 (class Output_segment): Change Output_data_list from std::list to
5627 std:;vector. Add output_lists_ field. Remove output_data_ and
5628 output_bss_ fields. Update declarations.
5630 2010-08-02 Ian Lance Taylor <iant@google.com>
5632 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5633 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5634 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5636 2010-08-02 Ian Lance Taylor <iant@google.com>
5639 * script.cc (Script_options::Script_options): Initialize
5640 symbol_definitions_ and symbol_references_.
5641 (Script_options::add_symbol_assignment): Update
5642 symbol_definitions_ and symbol_references_.
5643 (Script_options::add_symbol_reference): New function.
5644 (script_symbol): New function.
5645 * script.h (class Script_options): Add symbol_definitions_ and
5646 symbol_references_ fields.
5647 (Script_options::referenced_const_iterator): New type.
5648 (Script_options::referenced_begin): New function.
5649 (Script_options::referenced_end): New function.
5650 (Script_options::is_referenced): New function.
5651 (Script_options::any_unreferenced): New function.
5652 * script-c.h (script_symbol): Declare.
5653 * yyscript.y (exp): Call script_symbol.
5654 * symtab.cc: Include "script.h".
5655 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5656 Change all callers. Check symbols referenced by scripts.
5657 (Symbol_table::add_undefined_symbols_from_command_line): Add
5658 layout parameter. Change all callers.
5659 (Symbol_table::do_add_undefined_symbols_from_command_line):
5660 Likewise. Break out loop body. Check symbols referenced by
5662 (Symbol_table::add_undefined_symbol_from_command_line): New
5663 function broken out of
5664 do_add_undefined_symbols_from_command_line.
5665 * symtab.h (class Symbol_table): Update declarations.
5666 * archive.cc: Include "layout.h".
5667 (Archive::should_include_member): Add layout parameter. Change
5668 all callers. Check for symbol mentioned in expression.
5669 * archive.h (class Archive): Update declaration.
5670 * object.cc (Sized_relobj::do_should_include_member): Add layout
5672 * object.h (Object::should_include_member): Add layout parameter.
5674 (Object::do_should_include_member): Add layout parameter.
5675 (class Sized_relobj): Update declaration.
5676 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5678 * dynobj.h (class Sized_dynobj): Update declaration.
5679 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5681 * plugin.h (class Sized_pluginobj): Update declaration.
5683 2010-08-02 Ian Lance Taylor <iant@google.com>
5686 * output.cc (Output_segment::set_offset): Search for the first and
5687 last sections rather than assuming that the list is in order.
5688 (Output_segment::find_first_and_last_list): New function.
5689 * output.h (class Output_segment): Update declarations.
5690 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5691 (relro_strip_test_SOURCES): New variable.
5692 (relro_strip_test_DEPENDENCIES): New variable.
5693 (relro_strip_test_LDFLAGS): New variable.
5694 (relro_strip_test_LDADD): New variable.
5695 (relro_strip_test.so): New target.
5697 2010-08-02 Ian Lance Taylor <iant@google.com>
5699 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5700 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5701 (Target_i386::got_tlsdesc_section): New function.
5702 (Target_i386::got_section): Create space for GOT entries for
5703 TLSDESC relocations.
5704 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5706 (Target_i386::Scan::global): Likewise.
5707 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5709 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5710 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5711 (Target_x86_64::got_tlsdesc_section): New function.
5712 (Target_x86_64::got_section): Create space for GOT entries for
5713 TLSDESC relocations.
5714 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5716 (Target_x86_64::Scan::global): Likewise.
5717 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5720 2010-08-02 Ian Lance Taylor <iant@google.com>
5722 * testsuite/final_layout.sh: Use dc to convert from hex to
5725 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5727 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5728 paramter to the call to gold::gc_process_relocs.
5729 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5730 paramter to the call to gold::gc_process_relocs.
5731 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5732 parameter to the call to gold::gc_process_relocs.
5733 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5734 template parameter to the call to gold::gc_process_relocs.
5735 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5736 paramter to the call to gold::gc_process_relocs.
5737 * gc.h (get_embedded_addend_size): New function.
5738 (gc_process_relocs): Save the size of the reloc for use by ICF.
5739 * icf.cc (get_section_contents): Get the addend from the text section
5740 for SHT_REL relocation sections.
5741 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5742 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5743 * int_encoding.h (read_from_pointer): New overloaded function.
5744 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5745 * testsuite/icf_sht_rel_addend_test.sh: New file.
5746 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5747 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5749 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5751 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5752 * Makefile.in: Regenerate.
5753 * testsuite/Makefile.in: Regenerate.
5755 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5757 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5758 * gold/testsuite/debug_msg.cc: Likewise.
5759 * gold/testsuite/odr_violation1.cc
5760 * gold/testsuite/odr_violation2.cc
5762 2010-07-21 Cary Coutant <ccoutant@google.com>
5764 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5765 string, and length fields.
5766 (Output_merge_string::Merged_strings_list): New type.
5767 (Output_merge_string::Merged_strings_lists): New typedef.
5768 (Output_merge_string): Replace merged_strings_ with
5769 merged_strings_lists_.
5770 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5771 Merged_strings_list per input object and section. Don't store pointer
5772 to the string. Don't store length with each merged string entry.
5773 (Output_merge_string::finalize_merged_data): Loop over list of merged
5774 strings lists. Recompute length of each merged string.
5776 2010-07-15 Cary Coutant <ccoutant@google.com>
5778 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5781 2010-07-14 Ian Lance Taylor <iant@google.com>
5783 * descriptors.cc (Descriptors::open): Report correct name in error
5786 2010-07-13 Doug Kwan <dougkwan@google.com>
5788 * arm.cc (Arm_input_section::Arm_input_section): For a
5789 SHT_ARM_EXIDX section, always keeps the input sections.
5790 (Arm_input_section::set_exidx_section_link): New method.
5791 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5792 has_errors_ to false.
5793 (Arm_exidx_input_section::has_errors,
5794 Arm_exidx_input_section::set_has_errors): New methods.
5795 (Arm_exidx_input_section::has_errors_): New data member.
5796 (Arm_relobj::get_exidx_shndx_list): New method.
5797 (Arm_output_section::append_text_sections_to_list): Do not skip
5798 section without SHF_EXECINSTR.
5799 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5801 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5802 section header. Make error messages more verbose. Check for
5803 a non-executable section linked to an EXIDX section.
5804 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5805 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5806 check that there is no deferred EXIDX section if we exit early.
5807 Instead of not making an EXIDX section in case of an error, make one
5808 and set the has_errors flag of it.
5809 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5810 in a relocatable link.
5811 (Target_arm::do_relax): Look for the EXIDX output section instead of
5812 assuming that it is called .ARM.exidx.
5813 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5814 section list. Do not check for SHF_EXECINSTR section flags but
5815 skip any input section with errors.
5816 * output.cc (Output_section::Output_section): Initialize
5817 always_keeps_input_sections_ to false.
5818 (Output_section::add_input_section): Check for
5819 always_keeps_input_sections_.
5820 * output.h (Output_section::always_keeps_input_sections,
5821 Output_section::set_always_keeps_input_sections): New methods.
5822 (Output_section::always_keeps_input_sections): New data member.
5824 2010-07-13 Rafael Espindola <espindola@google.com>
5826 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5827 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5829 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5830 Ian Lance Taylor <iant@google.com>
5832 * output.h (Output_section_lookup_maps::add_merge_section):
5833 Correct check of whether value was inserted.
5834 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5835 (Output_section_lookup_maps::add_relaxed_input_section):
5837 * arm.cc (Target_arm::got_section): Remove used local os.
5838 * i386.cc (Target_i386::got_section): Likewise.
5839 * x86_64.cc (Target_x86_64::got_section): Likewise.
5840 * sparc.cc (Target_sparc::got_section): Likewise.
5841 (Target_sparc::relocate): Remove unused local have_got_offset.
5842 * powerpc.cc (Target_powerpc::relocate): Likewise.
5844 2010-07-13 Ian Lance Taylor <iant@google.com>
5846 * compressed_output.cc (zlib_decompress): Fix signature in
5849 * archive.cc (Archive::include_member): Unlock an external member
5850 of a thin archive. Don't bother to delete an object we know is
5853 2010-07-12 Cary Coutant <ccoutant@google.com>
5855 * compressed_output.cc (zlib_decompress): New function.
5856 (get_uncompressed_size): New function.
5857 (decompress_input_section): New function.
5858 * compressed_output.h (get_uncompressed_size): New function.
5859 (decompress_input_section): New function.
5860 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5861 Handle compressed debug sections.
5862 * layout.cc (is_compressed_debug_section): New function.
5863 (Layout::output_section_name): Map compressed section names to
5865 * layout.h (is_compressed_debug_section): New function.
5866 (is_debug_info_section): Recognize compressed debug sections.
5867 * merge.cc: Include compressed_output.h.
5868 (Output_merge_data::do_add_input_section): Handle compressed
5870 (Output_merge_string::do_add_input_section): Handle compressed
5872 * object.cc: Include compressed_output.h.
5873 (Sized_relobj::Sized_relobj): Initialize new data members.
5874 (build_compressed_section_map): New function.
5875 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5876 * object.h (Object::section_is_compressed): New method.
5877 (Object::do_section_is_compressed): New method.
5878 (Sized_relobj::Compressed_section_map): New type.
5879 (Sized_relobj::do_section_is_compressed): New method.
5880 (Sized_relobj::compressed_sections_): New data member.
5881 * output.cc (Output_section::add_input_section): Handle compressed
5883 * reloc.cc: Include compressed_output.h.
5884 (Sized_relobj::write_sections): Handle compressed debug sections.
5886 2010-07-08 Cary Coutant <ccoutant@google.com>
5888 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5889 weak when resolving to a dynamic def.
5890 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5891 for weak undef/dynamic def cases. Adjust callers.
5892 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5893 undef_binding_weak_.
5894 (Symbol_table::sized_write_globals): Adjust symbol binding.
5895 (Symbol_table::sized_write_symbol): Add binding parameter.
5896 * symtab.h (Symbol::set_undef_binding): New method.
5897 (Symbol::is_undef_binding_weak): New method.
5898 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5899 (Symbol_table::should_override): Add new parameter.
5900 (Symbol_table::sized_write_symbol): Add new parameter.
5902 * testsuite/weak_undef_file1.cc: Add new test case.
5903 * testsuite/weak_undef_file2.cc: Fix header comment.
5904 * testsuite/weak_undef_test.cc: Add new test case.
5906 2010-06-29 Doug Kwan <dougkwan@google.com>
5908 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5909 Initialize USE_SYMBOL_.
5910 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5912 (Arm_reloc_property::uses_symbol_): New data member declaration.
5913 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5914 uses symbol value and symbol is undefined but not weakly undefined.
5916 2010-06-28 Rafael Espindola <espindola@google.com>
5918 * plugin.cc (Plugin::load): Use dlerror.
5920 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5922 * symtab.cc (detect_odr_violations): When reporting an ODR
5923 violation, report an object where the symbol is defined.
5925 2010-06-25 Doug Kwan <dougkwan@google.com>
5927 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5928 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5930 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5931 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5932 target hook to detect function points.
5933 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5934 * icf.h (Icf::check_section_for_function_pointers): Change type of
5935 parameter SECTION_NAME to const reference to std::string. Use
5936 target hook to determine if section may have unsafe pointers.
5937 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5940 2010-06-21 Rafael Espindola <espindola@google.com>
5942 * fileread.cc (Input_file::find_fie): New
5943 (Input_file::open): Use Input_file::find_fie.
5944 * fileread.h (Input_file::find_fie): New
5945 * plugin.cc (set_extra_library_path): New.
5946 (Plugin::load): Add set_extra_library_path to the transfer vector.
5947 (Plugin_manager::set_extra_library_path): New.
5948 (Plugin_manager::add_input_file): Use the extra search path if set.
5949 (set_extra_library_path(): New.
5950 * plugin.h (Plugin_manager): Add set_extra_library_path and
5953 2010-06-19 Cary Coutant <ccoutant@google.com>
5955 * layout.cc (gdb_sections): Add .debug_types.
5956 (lines_only_debug_sections): Likewise.
5958 2010-06-18 Rafael Espindola <espindola@google.com>
5960 * plugin.cc (add_input_file,add_input_library)
5961 (Plugin_manager::add_input_file): Make filename arguments const.
5962 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5965 2010-06-16 Doug Kwan <dougkwan@google.com>
5967 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5968 .ARM.attributes section if we have not merged any input
5969 attributes sections.
5971 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5973 * arm.cc: Allow combining objects with no EABI version
5976 2010-06-15 Rafael Espindola <espindola@google.com>
5978 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5980 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5982 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5983 (struct iovec): Correct !HAVE_READV definition.
5985 2010-06-10 Cary Coutant <ccoutant@google.com>
5987 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5988 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5990 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5993 * symtab.h (Symbol::is_placeholder): New member function.
5994 * target-reloc.h (relocate_section): Check for placeholder symbols.
5996 * testsuite/Makefile.am (plugin_test_8): New test.
5997 (plugin_test_9): New test.
5998 * testsuite/Makefile.in: Regenerate.
6000 2010-06-09 Nick Clifton <nickc@redhat.com>
6002 * yyscript.y (input_list_element): Allow strings prefixed with
6003 the '-' character. Treat these as libraries.
6004 * script.cc (script_add_library): New function. Adds a library
6005 specified by "-l<name>" found in an input script.
6006 * script-c.h: Add prototype for script_add_library.
6008 2010-06-07 Doug Kwan <dougkwan@google.com>
6010 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6011 Restrict stub-group size to be within long conditional branch
6012 range when working around cortex-A8 erratum.
6014 2010-06-07 Damien Diederen <dd@crosstwine.com>
6016 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6019 2010-06-03 Sriraman Tallam <tmsriram@google.com>
6023 (Output_section::Input_section_sort_entry::compare_section_ordering):
6024 Change to return non-zero correctly.
6025 (Output_section::Input_section_sort_section_order_index_compare
6026 ::operator()): Change to fix ambiguity in comparisons.
6028 2010-06-01 Sriraman Tallam <tmsriram@google.com>
6030 * gold.h (is_wildcard_string): New function.
6031 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6032 (Layout::layout_eh_frame): Ditto.
6033 (Layout::find_section_order_index): New method.
6034 (Layout::read_layout_from_file): New method.
6035 * layout.h (Layout::find_section_order_index): New method.
6036 (Layout::read_layout_from_file): New method.
6037 (Layout::input_section_position_): New private member.
6038 (Layout::input_section_glob_): New private member.
6039 * main.cc (main): Call read_layout_from_file here.
6040 * options.h (--section-ordering-file): New option.
6041 * output.cc (Output_section::input_section_order_specified_): New
6043 (Output_section::Output_section): Initialize new member.
6044 (Output_section::add_input_section): Add new parameter.
6045 Keep input sections when --section-ordering-file is used.
6046 (Output_section::set_final_data_size): Sort input sections when
6047 section ordering file is specified.
6048 (Output_section::Input_section_sort_entry): Add new parameter.
6050 (Output_section::Input_section_sort_entry::compare_section_ordering):
6052 (Output_section::Input_section_sort_compare::operator()): Change to
6053 consider section_order_index.
6054 (Output_section::Input_section_sort_init_fini_compare::operator()):
6055 Change to consider section_order_index.
6056 (Output_section::Input_section_sort_section_order_index_compare
6057 ::operator()): New method.
6058 (Output_section::sort_attached_input_sections): Change to sort
6059 according to section order when specified.
6060 (Output_section::add_input_section<32, true>): Add new parameter.
6061 (Output_section::add_input_section<64, true>): Add new parameter.
6062 (Output_section::add_input_section<32, false>): Add new parameter.
6063 (Output_section::add_input_section<64, false>): Add new parameter.
6064 * output.h (Output_section::add_input_section): Add new parameter.
6065 (Output_section::input_section_order_specified): New
6067 (Output_section::set_input_section_order_specified): New method.
6068 (Input_section::Input_section): Initialize section_order_index_.
6069 (Input_section::section_order_index): New method.
6070 (Input_section::set_section_order_index): New method.
6071 (Input_section::section_order_index_): New member.
6072 (Input_section::Input_section_sort_section_order_index_compare): New
6074 (Output_section::input_section_order_specified_): New member.
6075 * script-sections.cc (is_wildcard_string): Delete and move modified
6077 (Output_section_element_input::Output_section_element_input): Modify
6078 call to is_wildcard_string.
6079 (Output_section_element_input::Input_section_pattern
6080 ::Input_section_pattern): Ditto.
6081 (Output_section_element_input::Output_section_element_input): Ditto.
6082 * testsuite/Makefile.am (final_layout): New test case.
6083 * testsuite/Makefile.in: Regenerate.
6084 * testsuite/final_layout.cc: New file.
6085 * testsuite/final_layout.sh: New file.
6087 2010-06-01 Rafael Espindola <espindola@google.com>
6089 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6091 2010-06-01 Rafael Espindola <espindola@google.com>
6093 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6094 visibility of symbols.
6096 2010-05-27 Doug Kwan <dougkwan@google.com>
6098 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6099 from start of output section instead of address for a local symbol
6100 in a merged or relaxed section when doing a relocatable link.
6102 2010-05-26 Rafael Espindola <espindola@google.com>
6105 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6106 adding sections the garbage collector removed.
6107 * gold/testsuite/Makefile.am: Add test.
6108 * gold/testsuite/Makefile.in: Regenerate.
6109 * gold/testsuite/plugin_test_7.sh: New.
6110 * gold/testsuite/plugin_test_7_1.c: New.
6111 * gold/testsuite/plugin_test_7_2.c: New.
6113 2010-05-26 Rafael Espindola <espindola@google.com>
6115 * script-sections.cc (Output_section_definition::set_section_addresses):
6116 Check for --section-start.
6118 2010-05-26 Doug Kwan <dougkwan@google.com>
6120 * arm.cc (Arm_scan_relocatable_relocs): New class.
6121 (Target_arm::relocate_special_relocatable): New method.
6122 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6123 (Arm_relocate_functions::thumb_branch_common): Same.
6124 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6125 instead of Default_scan_relocatable_relocs.
6126 * target-reloc.h (relocate_for_relocatable): Let target handle
6127 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6128 * target.h (Sized_target::relocate_special_relocatable): New method.
6130 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6132 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6134 2010-05-23 Doug Kwan <dougkwan@google.com>
6136 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6138 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6139 with a direct branch, not a conditional branch, to a stub.
6140 * merge.cc (Output_merge_base::record_input_section): New method
6142 (Output_merge_data::do_add_input_section): Record input section if
6143 keeps-input-sections flag is set.
6144 (Output_merge_string::do_add_input_section): Ditto.
6145 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6146 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6148 (Output_merge_base::keeps_input_sections,
6149 Output_merge_base::set_keeps_input_sections,
6150 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6152 (Output_merge_base::Input_sections): New type declaration.
6153 (Output_merge_base::input_sections_begin,
6154 Output_merge_base::input_sections_end,
6155 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6156 (Output_merge_base::bool keeps_input_sections_,
6157 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6158 Output_merge_base::input_sections_): New data members.
6159 (Output_merge_data::do_set_keeps_input_sections): New method
6161 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6162 * output.cc (Output_section::Input_section::relobj): Move method
6163 defintion from class declaration to here and handle merge sections.
6164 (Output_section::Input_section::shndx): Ditto.
6165 (Output_section::Output_section): Remove initializations of removed
6166 data members and initialize new data member LOOKUP_MAPS_.
6167 (Output_section::add_input_section): Set keeps-input-sections flag
6168 for a newly created merge output section as appropriate. Adjust code
6169 to use Output_section_lookup_maps class.
6170 (Output_section::add_relaxed_input_section): Adjst code for lookup
6171 maps code refactoring.
6172 (Output_section::add_merge_input_section): Add a new parameter
6173 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6174 class. If adding input section to a newly created merge output
6175 section fails, remove the new merge section.
6176 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6177 Adjust code for use of the Output_section_lookup_maps class.
6178 (Output_section::find_merge_section): Ditto.
6179 (Output_section::build_lookup_maps): New method defintion.
6180 (Output_section::find_relaxed_input_section): Adjust code to use
6181 Output_section_lookup_maps class.
6182 (Output_section::get_input_sections): Export merge sections. Adjust
6183 code to use Output_section_lookup_maps class.
6184 (Output_section:::add_script_input_section): Adjust code to use
6185 Output_section_lookup_maps class. Update lookup maps for merge
6187 (Output_section::discard_states): Use Output_section_lookup_maps.
6188 (Output_section::restore_states): Same.
6189 * output.h (Merge_section_properties): Move class defintion out of
6191 (Output_section_lookup_maps): New class.
6192 (Output_section::Input_section::is_merge_section): New method
6194 (Output_section::Input_section::relobj): Move defintion out of class
6195 defintion. Declare method only.
6196 (Output_section::Input_section::shndx): Ditto.
6197 (Output_section::Input_section::output_merge_base): New method defintion.
6198 (Output_section::Input_section::u2_.pomb): New union field.
6199 (Output_section::Merge_section_by_properties_map,
6200 Output_section::Output_section_data_by_input_section_map,
6201 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6203 (Output_section::add_merge_input_section): Add new parameter
6204 KEEPS_INPUT_SECTIONS.
6205 (Output_section::build_lookup_maps): New method declaration.
6206 (Output_section::merge_section_map_,
6207 Output_section::merge_section_by_properties_map_,
6208 Output_section::relaxed_input_section_map_,
6209 Output_section::is_relaxed_input_section_map_valid_): Remove data
6211 (Output_section::lookup_maps_): New data member.
6213 2010-05-21 Doug Kwan <dougkwan@google.com>
6216 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6217 avoid a compilation error.
6219 2010-05-19 Rafael Espindola <espindola@google.com>
6221 * script-sections.cc (Output_section_definition::allocate_to_segment):
6222 Update the phdrs_list even when the output section is NULL.
6223 * testsuite/Makefile.am: Add test.
6224 * testsuite/Makefile.in: Regenerate.
6225 * testsuite/script_test_9.cc: New.
6226 * testsuite/script_test_9.sh: New.
6227 * testsuite/script_test_9.t: New.
6229 2010-05-19 Doug Kwan <dougkwan@google.com>
6231 * arm.cc (Arm_input_section::original_size): New method.
6232 (Arm_input_section::do_addralign): Add a cast.
6233 (Arm_input_section::do_output_offset): Remove static cast.
6234 (Arm_input_section::original_addralign,
6235 Arm_input_section::original_size_): Change type to uint32_t.
6236 (Arm_input_section::init): Add safe casts for section alignment
6238 (Arm_input_section::set_final_data_size): Do not set address and
6239 offset of stub table.
6240 (Arm_output_section::fix_exidx_coverage): Change use of of
6241 Output_section::Simple_input_section to that of
6242 Output_section::Input_section.
6243 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6244 except for the first pass.
6245 * output.cc (Output_section::get_input_sections): Change type of
6246 input_sections to std::list<Input_section>.
6247 (Output_section::add_script_input_section): Rename from
6248 Output_section::add_simple_input_section. Change type of SIS
6249 parameter from Simple_input_section to Input_section.
6250 * output.h (Output_section::Simple_input_section): Remove class.
6251 (Output_section::Input_section): Change class visibility to public.
6252 (Output_section::Input_section::addralign): Use stored alignments
6253 for special input sections if set.
6254 (Output_section::Input_section::set_addralign): New method.
6255 (Output_section::get_input_sections): Change parameter type from
6256 list of Simple_input_section to list of Input_section.
6257 (Output_section::add_script_input_section): Rename from
6258 Output_section::add_simple_input_section. Change first parameter's
6259 type from Simple_input_section to Input_section and remove the
6260 second and third parameters.
6261 * script-sections.cc (Input_section::Input_section_list): Change
6262 type to list of Output_section::Input_section/
6263 (Input_section_info::Input_section_info): Change parameter type of
6264 INPUT_SECTION to Output_section::Input_section.
6265 (Input_section_info::input_section): Change return type.
6266 (Input_section_info::input_section_): Change type to
6267 Output_section::Input_section.
6268 (Output_section_element_input::set_section_addresses): Adjust code
6269 to use Output_section::Input_section instead of
6270 Output_section::Simple_input_section. Adjust code for renaming
6271 of Output_section::add_simple_input_section.
6272 (Orphan_output_section::set_section_addresses): Ditto.
6274 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6276 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6277 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6279 2010-05-18 Rafael Espindola <espindola@google.com>
6281 * options.cc (General_options::finalize): Handle -nostdlib.
6282 * options.h (nostdlib): New option.
6283 * script.cc (script_add_search_dir): Handle -nostdlib.
6285 2010-05-12 Doug Kwan <dougkwan@google.com>
6287 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6288 attributes section only if there no attributes section after merging.
6289 (Target_arm::merge_object_attributes): Move value of
6290 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6291 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6292 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6293 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6294 and arm_attr_merge_7.stdout.
6295 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6296 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6297 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6298 arm_attr_merge_7b.o): New rules.
6299 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6301 * testsuite/Makefile.in: Regenerate.
6302 * testsuite/arm_attr_merge.sh: New file.
6303 * testsuite/arm_attr_merge_[67][ab].s: Same.
6305 2010-05-05 Nick Clifton <nickc@redhat.com>
6307 * po/es.po: Updated Spanish translation.
6309 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6311 * Makefile.am (install-exec-local): Properly install gold as
6312 default cross linker.
6313 * Makefile.in: Regenerated.
6315 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6316 Nick Clifton <nickc@redhat.com>
6318 * configure.ac (install_as_default): Define and set to false
6319 unless --enable-gold or --enable-gold=both/gold has been
6321 * configure: Regenerate.
6323 * Makefile.am (install-exec-local): Install the executable as
6324 'ld.gold'. If install_as_default is true then also install it as
6326 * Makefile.in: Regenerated.
6328 2010-04-24 Ian Lance Taylor <iant@google.com>
6330 * layout.cc (Layout::layout_reloc): In relocatable link don't
6331 combine reloc sections for grouped sections.
6333 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6335 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6336 sections that are not ordinary to icf.
6337 * icf.cc (get_section_contents): Handle relocation pointing to section
6338 with no object or shndx information.
6339 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6340 * testsuite/Makefile.in: Regenerate.
6341 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6342 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6344 2010-04-22 Ian Lance Taylor <iant@google.com>
6346 * expression.cc (Expression::Expression_eval_info): Add
6347 result_alignment_pointer field.
6348 (Expression::eval_with_dot): Add result_alignment_pointer
6349 parameter. Change all callers.
6350 (Expression::eval_maybe_dot): Likewise.
6351 (class Binary_expression): Add alignment_pointer parameter to
6352 left_value and right_value. Change all callers.
6353 (BINARY_EXPRESSION): Set result alignment.
6354 (class Trinary_expression): Add alignment_pointer parameter to
6355 arg2_value and arg3_value. Change all callers.
6356 (Trinary_cond::value): Set result alignment.
6357 (Max_expression::value, Min_expression::value): Likewise.
6358 (Align_expression::value): Likewise.
6359 * script-sections.cc (class Sections_element): Add dot_alignment
6360 parameter to set_section_addresses virtual function. Update
6362 (class Output_section_element): Likewise.
6363 (Script_sections::create_segments): Add dot_alignment parameter.
6365 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6366 (Script_sections::set_phdrs_clause_addresses): Likewise.
6367 * script-sections.h: Update declarations.
6368 * script.h: Update declarations.
6369 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6371 * testsuite/script_test_3.t: Set large alignment.
6372 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6373 segment has expected alignment.
6375 2010-04-22 Nick Clifton <nickc@redhat.com>
6377 * po/gold.pot: Updated by the Translation project.
6378 * po/vi.po: Updated Vietnamese translation.
6380 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6382 * testsuite/Makefile.am (check_PROGRAMS): Add
6383 icf_virtual_function_folding_test.
6384 * testsuite/Makefile.in: Regenerated.
6386 2010-04-15 Andrew Haley <aph@redhat.com>
6388 * options.h (merge_exidx_entries): New option.
6389 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6390 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6391 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6392 (Target_arm::merge_exidx_entries): New function.
6393 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6394 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6395 to Arm_exidx_fixup constructor.
6396 Add new arg, merge_exidx_entries.
6397 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6398 Arm_output_section::fix_exidx_coverage.
6400 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6402 * icf.cc (get_section_contents): Check for preemptible functions.
6403 Ignore addend when appropriate.
6404 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6406 (add_from_relobj): Check for section folded.
6407 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6408 * symtab.h (should_add_dynsym_entry): Add new parameter.
6409 * target-reloc.h (scan_relocs): Check for section folded.
6410 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6411 Check reloc types for function pointers in shared objects.
6412 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6414 (icf_preemptible_functions_test): New test case.
6415 (icf_string_merge_test): New test case.
6416 * testsuite.Makefile.in: Regenerate.
6417 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6418 bar_glob. Refactor code.
6419 * testsuite/icf_preemptible_functions_test.cc: New file.
6420 * testsuite/icf_preemptible_functions_test.sh: New file.
6421 * testsuite/icf_string_merge_test.cc: New file.
6422 * testsuite/icf_string_merge_test.sh: New file.
6423 * testsuite/icf_virtual_function_folding_test.cc: New file.
6424 * testsuite/icf_virtual_function_folding_test.sh: New file.
6426 2010-04-14 Doug Kwan <dougkwan@google.com>
6428 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6429 for local symbol recounting if we remove a section due to ICF.
6430 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6431 there are no regular objects in input.
6433 2010-04-13 Doug Kwan <dougkwan@google.com>
6435 * arm.cc (Arm_input_section::set_final_data_size): Compute
6436 accurate final data size instead of using current data size.
6438 2010-04-09 Doug Kwan <dougkwan@google.com>
6440 * layout.cc (Layout::choose_output_section): Handle script section
6442 (Layout::make_output_section_for_script): Add section type parameter.
6443 Handle script section types.
6444 * layout.h (Layout::make_output_section_for_script): Add section
6446 * output.cc (Output_section::Output_section): Initialize data member
6448 (Output_section::do_reset_address_and_file_offset): Do not set address
6449 to 0 if section is a NOLOAD section.
6450 * output.h (Output_section::is_noload): New method.
6451 (Output_section::set_is_noload): Ditto.
6452 (Output_section::is_noload_): New data member.
6453 * script-c.h (Script_section_type): New enum type.
6454 (struct Parser_output_section_header): Add new file section_type.
6455 * script-sections.cc (Sections_element::output_section_name): Add
6456 parameter for returning script section type.
6457 (Output_section_definition::output_section_name): Ditto.
6458 (Output_section_definition::section_type)P; New method.
6459 (Output_section_definiton::script_section_type_name): Ditto.
6460 (Output_section_definition::script_section_type_): New data member.
6461 (Output_section_definition::Output_section_definition): Initialize
6462 data member Output_section_definition::script_section_type_.
6463 (Output_section_definition::create_sections): Pass script section type
6464 to Layout::make_output_section_for_script.
6465 (Output_section_definition::output_section_name): Return script
6466 section type to caller.
6467 (Output_section_definition::set_section_address): Do not advance
6468 dot value and load address if section type is NOLOAD. Set address
6469 of NOLOAD sections regardless of section flags.
6470 (Output_section_definition::print): Print section type if it is
6471 not SCRIPT_SECTION_TYPE_NONE.
6472 (Output_section_definition::section_type): New method.
6473 (Output_section_definition::script_section_type_name): Ditto.
6474 (Script_sections::output_section_name): Add new parameter
6475 PSECTION_TYPE for returning script section type. Pass it to
6476 section elements. Handle discard sections.
6477 (Sort_output_sections::operator()): Handle NOLOAD sections.
6478 * script-sections.h (Script_sections::Section_type): New enum type.
6479 (Script_sections::output_section_name): Add a new parameter for
6480 returning script section type.
6481 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6483 * yyscript.y (union): Add new field SECTION_TYPE.
6484 (COPY, DSECT, INFO, NOLOAD): New tokens.
6485 (opt_address_and_section_type): Change type to output_section_header.
6486 (section_type): New non-terminal
6487 (section_header): Handle section type.
6488 (opt_address_and_section_type): Return section type value.
6490 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6492 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6493 * testsuite/plugin_common_test_2.c (foo): Likewise.
6495 2010-04-08 Doug Kwan <dougkwan@google.com>
6497 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6499 * output.cc (Output_section::add_merge_input_section): Simplify
6500 code and return status of Output_merge_base::add_input_section.
6501 Update merge section map only if Output_merge_base::add_input_section
6504 2010-04-07 Doug Kwan <dougkwan@google.com>
6506 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6507 if section is marked as containing instructions but has no mapping
6509 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6510 correct section index.
6511 (Arm_relobj::find_linked_text_section): Ditto.
6513 2010-04-07 Cary Coutant <ccoutant@google.com>
6515 * archive.cc (include_member): Destroy Read_symbols_data object before
6517 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6518 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6519 (Read_symbols_data::~Read_symbols_data) New destructor.
6520 (Section_relocs::Section_relocs) New constructor.
6521 (Section_relocs::~Section_relocs) New destructor.
6522 (Read_relocs_data::Read_relocs_data) New constructor.
6523 (Read_relocs_data::~Read_relocs_data) New destructor.
6524 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6525 pointers to NULL after deleting.
6527 2010-04-07 Doug Kwan <dougkwan@google.com>
6529 * arm.cc: Replace "endianity" with "endianness" in comments.
6530 (Arm_exidx_cantunwind): Ditto.
6531 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6532 (Arm_relobj::merge_flags_and_attributes): New method.
6533 (Arm_relobj::merge_flags_and_attributes_): New data member.
6534 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6535 (Arm_relobj::scan_sections_for_stubs): Ditto.
6536 (Arm_relobj::do_read_symbols): Check to see if we really want to
6537 merge processor-specific flags and attributes. Exit early if
6538 an object is empty except for section names and the undefined symbol.
6539 (Target_arm::do_finalize_sections): Move check for ELF format to
6540 Arm_relobj::do_read_symbols. Merge processor specific flags and
6541 attributes from a regular object only when we have determined that
6542 it is aapropriate. Do not create an .ARM.attributes section in
6543 output if there is no regular input object.
6544 (Target_arm::merge_processor_specific_flags): Check
6545 --warn-mismatch before printing any error.
6546 (Target_arm::merge_object_attributes): Ditto.
6547 * gold.cc (queue_middle_tasks): Handle the case in which there is
6548 no regular object in input.
6549 * options.cc (General_options::parse_EB): New method.
6550 (General_options::parse_EL): Same.
6551 (General_options::General_options): Initialize endianness_.
6552 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6554 (General_options::Endianness): New enum.
6555 (General_options::endianness): New method.
6556 (General_options::endianness_): New data member.
6557 * parameters.cc (Parameters::set_options): Check target endianness.
6558 (Parameters::set_target_once): Ditto.
6559 (Parameters::check_target_endianness): New method.
6560 (parameters_force_valid_target): If either -EL or -EB is specified,
6561 use it to define endianness of default target.
6562 * parameters.h (Parameters::check_target_endianness): New method
6564 * target.h (class Target): Change "endianity" to "endianness"
6567 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6569 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6570 * configure: Regenerate.
6571 * Makefile.in: Regenerate.
6572 * testsuite/Makefile.in: Regenerate.
6574 2010-04-06 Cary Coutant <ccoutant@google.com>
6577 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6578 prevailing definitions of common symbols.
6579 * testsuite/plugin_test_6.sh: New test case.
6580 * testsuite/plugin_common_test_1.c: New test case.
6581 * testsuite/plugin_common_test_2.c: New test case.
6582 * testsuite/Makefile.am (plugin_test_6): New test case.
6583 * testsuite/Makefile.in: Regenerate.
6585 2010-04-06 Nick Clifton <nickc@redhat.com>
6587 * po/vi.po: New Vietnamese translation.
6589 2010-03-30 Doug Kwan <dougkwan@google.com>
6591 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6593 2010-03-25 Doug Kwan <dougkwan@google.com>
6595 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6596 to avoid a conversion warning on a 32-bit host.
6598 2010-03-24 Ian Lance Taylor <iant@google.com>
6600 * testsuite/script_test_3.t: Add a TLS segment.
6601 * testsuite/Makefile.am (check_PROGRAMS): Add
6602 tls_phdrs_script_test.
6603 (tls_phdrs_script_test_SOURCES): Define.
6604 (tls_phdrs_script_test_DEPENDENCIES): Define.
6605 (tls_phdrs_script_test_LDFLAGS): Define.
6606 (tls_phdrs_script_test_LDADD): Define.
6607 * testsuite/Makefile.in: Rebuild.
6609 2010-03-23 Cary Coutant <ccoutant@google.com>
6611 * fileread.cc (find_or_make_view): Fix comment.
6613 2010-03-23 Ian Lance Taylor <iant@google.com>
6615 * script-sections.cc (class Orphan_section_placement): Define
6616 PLACE_TLS and PLACE_TLS_BSS.
6617 (Orphan_section_placement::Orphan_section_placement): Initialize
6619 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6620 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6621 (tls_script_test_SOURCES): Define.
6622 (tls_script_test_DEPENDENCIES): Define.
6623 (tls_script_test_LDFLAGS): Define.
6624 (tls_script_test_LDADD): Define.
6625 * testsuite/Makefile.in: Rebuild.
6627 2010-03-22 Doug Kwan <dougkwan@google.com>
6629 * arm.cc (Arm_relocate_functions::abs8,
6630 Arm_relocate_functions::abs16): Use correct check for overflow
6631 specified in the ARM ELF specs.
6632 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6633 target of a BLX instruction specially.
6634 (Reloc_stub::stub_type_for_reloc): Ditto.
6635 (Relocate::relocate): Use symbolic names instead of numeric relocation
6636 codes to report error.
6637 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6639 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6640 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6641 thumb2_blx_out_of_range.stdout
6642 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6643 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6644 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6645 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6646 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6647 thumb2_blx_in_range, thumb2_blx_in_range.o,
6648 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6649 thumb2_blx_out_of_range.o): New rules.
6650 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6651 thumb2_blx_in_range and thumb2_blx_out_of_range.
6652 * testsuite/Makefile.in: Regenerate.
6653 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6654 * testsuite/thumb_blx_in_range.s: New file.
6655 * testsuite/thumb_blx_out_of_range.s: New file.
6657 2010-03-22 Rafael Espindola <espindola@google.com>
6659 * archive.cc (Should_include): Move to archive.h.
6660 (should_include_member): Make it a member of Archive.
6662 (Add_lib_group_symbols): New.
6663 * archive.h: Include options.h.
6664 (Archive_member): Moved from Archive.
6665 (Should_include): Moved from archive.cc.
6667 (Add_lib_group_symbols): New.
6668 * dynobj.cc (do_should_include_member): New.
6669 * dynobj.h (do_should_include_member): New.
6670 * gold.cc (queue_initial_tasks): Update call to queue.
6671 * main.cc (main): Print lib group stats.
6672 * object.cc (do_should_include_member): New.
6673 * object.h: Include archive.h.
6674 (Object::should_include_member): New.
6675 (Object::do_should_include_member): New.
6676 (Sized_relobj::do_should_include_member): New.
6677 * options.cc (General_options::parse_start_lib): New.
6678 (General_options::parse_end_lib): New.
6679 (Input_arguments::add_file): Handle lib groups.
6680 (Input_arguments::start_group): Check we are not in a lib.
6681 (Input_arguments::start_lib): New.
6682 (Input_arguments::end_lib): New.
6683 * options.h (General_options): Add start_lib and end_lib.
6684 (Input_argument::lib_): New.
6685 (Input_argument::lib): New.
6686 (Input_argument::is_lib): New.
6687 (Input_file_lib): New.
6688 (Input_arguments::in_lib_): New.
6689 (Input_arguments::in_lib): New.
6690 (Input_arguments::start_lib): New.
6691 (Input_arguments::end_lib_): New.
6692 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6693 in unused members as preempted.
6694 (Sized_pluginobj::do_should_include_member): New.
6695 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6696 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6698 (Read_symbols::do_whole_lib_group): New.
6699 (Read_symbols::do_lib_group): New.
6700 (Read_symbols::do_read_symbols): Handle lib groups.
6701 (Read_symbols::get_name): Handle lib groups.
6702 * readsyms.h (Read_symbols): Add an archive member pointer.
6703 (Read_symbols::do_whole_lib_group): New.
6704 (Read_symbols::do_lib_group): New.
6705 (Read_symbols::member_): New.
6706 * script.cc (read_input_script): Update call to queue_soon.
6708 2010-03-19 Doug Kwan <dougkwan@google.com>
6710 * arm.cc (Stub_table::Stub_table): Initialize new data members
6711 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6712 (Stub_table::add_reloc_stub): Assign stub offset and update
6713 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6714 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6716 (Stub_table::update_data_size_and_addralign): Use
6717 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6718 instead of going over all reloc stubs.
6719 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6720 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6721 Stringpool_template::offset_ to size of Stringpool_char.
6722 (Stringpool_template::new_key_offset): Remove code to initialize
6723 Stringpool_template::offset_.
6724 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6725 Stringpool_template::offset_ to zero.
6727 2010-03-15 Doug Kwan <dougkwan@google.com>
6729 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6731 (Stringpool_template::new_key_offset): New method.
6732 (Stringpool_template::add_string): Assign offsets when adding new
6734 (Stringpool_template::set_string_offsets): Do not set string offsets
6735 when not optimizing.
6736 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6738 (Chunked_vector::clear): Clear size_.
6739 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6740 (Chunked_vector::size): Return size_.
6741 (Chunked_vector::push_back): Use size_ to find insert position.
6742 (Chunked_vector::size_): New data member.
6743 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6744 (Stringpool_template::new_key_offset): New method declaration.
6745 (Stringpool_template::offset_): New data member.
6747 2010-03-15 Rafael Espindola <espindola@google.com>
6749 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6750 Add_symbols' constructor.
6751 * readsyms.h (Add_symbols): Remove the input_group member.
6753 2010-03-10 Ian Lance Taylor <iant@google.com>
6755 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6756 target to ask whether a reference to a symbol requires a stack
6758 * target.h (Target::is_call_to_non_split): New function.
6759 (Target::do_is_call_to_non_split): Declare virtual function.
6760 * target.cc: Include "symtab.h".
6761 (Target::do_is_call_to_non_split): New function.
6762 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6764 2010-03-10 Cary Coutant <ccoutant@google.com>
6766 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6767 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6768 (File_read::open[2]): Add whole_file_view_ to list of views.
6769 (File_read::make_view): Remove test of whole_file_view_.
6770 (File_read::find_or_make_view): Create whole_file_view_ if
6772 (File_read::clear_views): Replace bool parameter with enum;
6773 adjust all callers. Don't delete views with permanent data;
6774 do delete cached views and views from archives if
6775 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6776 if clearing the corresponding view.
6777 * fileread.h (File_read::Clear_views_mode): New enum.
6778 (File_read::View::is_permanent_view): New method.
6779 (File_read::clear_views): Replace bool parameter
6780 with enum; adjust all callers.
6781 * options.h (General_options): Change keep_files_mapped option;
6782 add map_whole_files.
6783 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6785 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6788 2010-03-10 David S. Miller <davem@davemloft.net>
6790 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6792 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6794 * icf.cc (get_section_contents): Add '@' marker after processing the
6797 2010-03-08 Doug Kwan <dougkwan@google.com>
6799 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6800 due to a conversion warning.
6801 (Arm_relobj::update_output_local_symbol_count): Check for local
6802 symbol with unset output index.
6804 2010-03-05 Ian Lance Taylor <iant@google.com>
6806 * options.h (class General_options): Add --spare-dynamic-tags.
6807 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6808 --spare-dynamic-tags.
6810 2010-03-05 Ian Lance Taylor <iant@google.com>
6812 * incremental.cc: Include "libiberty.h".
6814 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6816 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6817 function, is_info_ member.
6818 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6819 (Versions::Versions): Update caller.
6820 (Versions::define_base_version): Likewise.
6821 (Versions::add_def): Likewise.
6823 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6825 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6826 (Scan::possible_function_pointer_reloc): New function.
6827 (Scan::local_reloc_may_be_function_pointer): Change to call
6828 possible_function_pointer_reloc.
6829 (Scan::global_reloc_may_be_function_pointer): Ditto.
6830 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6831 relocations in ".data.rel.ro._ZTV" section.
6832 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6833 * testsuite/icf_safe_so_test.cc: Ditto.
6834 * testsuite/icf_safe_test.cc: Ditto.
6835 * testsuite/icf_safe_test.sh: Ditto.
6837 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6838 Ian Lance Taylor <iant@google.com>
6840 * target-reloc.h (relocate_section): Check the symbol table index
6841 for -1U before setting the local symbol index.
6842 (scan_relocatable_relocs): If copying the relocation, record that
6843 the local symbol is required.
6844 * object.h (Symbol_value::is_output_symtab_index_set): New
6846 (Symbol_value::may_be_discarded_from_output_symtab): New
6848 (Symbol_value::has_output_symtab_entry): New function.
6849 (Symbol_value::needs_output_symtab_entry): Remove.
6850 (Symbol_value::output_symtab_index): Make sure the symbol index is
6852 (Symbol_value::set_output_symtab_index): Make sure the symbol
6853 index is not set. Make sure the new index is valid.
6854 (Symbol_value::set_must_have_output_symtab_entry): New function.
6855 (Symbol_value::has_output_dynsym_entry): New function.
6856 (Symbol_value::set_output_dynsym_index): Make sure the new index
6858 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6859 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6860 local symbol if permitted.
6861 (Sized_relobj::do_finalize_local_symbols): Call
6862 is_output_symtab_index_set rather than needs_output_symtab_entry.
6863 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6864 rather than needs_output_symtab_entry. Call
6865 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6866 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6867 is_output_symtab_index_set rather than needs_output_symtab_entry.
6868 * testsuite/discard_locals_relocatable_test.c: New file.
6869 * testsuite/discard_locals_test.sh: Test -r.
6870 * testsuite/Makefile.am (check_DATA): Add
6871 discard_locals_relocatable_test1.syms,
6872 discard_local_relocatable_test2.syms.
6873 (MOSTLYCLEANFILES): Likewise. Also add
6874 discard_locals_relocatable_test1.lout and
6875 discard_locals_relocatable_test2.out.
6876 (discard_locals_relocatable_test1.syms): New target.
6877 (discard_locals_relocatable_test.o): New target.
6878 (discard_locals_relocatable_test1.out): New target.
6879 (discard_locals_relocatable_test2.syms): New target.
6880 (discard_locals_relocatable_test2.out): New target.
6881 (various): Add missing ../ld-new dependencies.
6882 * testsuite/Makefile.in: Rebuild.
6884 2010-03-03 Nick Clifton <nickc@redhat.com>
6886 * po/fi.po: New Finnish translation.
6888 2010-03-01 Doug Kwan <dougkwan@google.com>
6890 * layout.cc (Layout::Layout): Force section types of .init_array*,
6891 .preinit_array* and .fini_array* sections.
6892 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6893 Fix check of return value of std::string::find.().
6894 (Output_section::Input_section_sort_compare::operator()): Remove
6895 comment about .init_array.
6896 (Output_section::Input_section_sort_init_fini_compare::operator()):
6898 (Output_section::sort_attached_input_sections): Handle .init_array
6899 and .fini_array specially.
6900 * output.h (Output_section::Inut_section_sort_compare): Update
6902 (Output_section::Input_section_sort_init_fini_compare): New struct.
6904 2010-02-26 Doug Kwan <dougkwan@google.com>
6906 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6907 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6908 * testsuite/debug_msg.sh: Avoid matching source line number for
6909 use of global variable undef_int.
6911 2010-02-26 Doug Kwan <dougkwan@google.com>
6913 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6914 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6915 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6916 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6917 * options.cc (General_options::General_options): Initialize member
6919 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6920 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6921 and rm_no_fix_v4bx.stdout
6922 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6923 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6924 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6925 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6926 and arm_no_fix_v4bx.
6927 * Makefile.in: Regenerate.
6928 * testsuite/arm_fix_v4bx.s: New file.
6929 * testsuite/arm_fix_v4bx.sh: Ditto.
6931 2010-02-24 Doug Kwan <dougkwan@google.com>
6933 * arm.cc (Target_arm::got_section): Make the .got section the first
6934 non RELRO section in the data segment.
6935 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6936 suffixes of section names.
6938 2010-02-24 Doug Kwan <dougkwan@google.com>
6940 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6941 flags and attributes merging if an input file is a binary file.
6942 * fileread.cc (Input_file::open): Record format of original file.
6943 * fileread.h (Input_file::Format): New enum type.
6944 (Input_file::Input_file): Initialize data member format_.
6945 (Input_file::format): New method definition.
6946 (Input_file::format_):: New data member.
6948 2010-02-24 Doug Kwan <dougkwan@google.com>
6950 * arm.cc (Arm_output_data_got): New class.
6951 (ARM_TCB_SIZE): New constant
6952 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6953 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6954 If user uses a script with a SECTIONS clause, issue only a warning
6955 for a misplaced EXIDX input section. Otherwise, issue an error.
6956 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6958 (Target_arm::got_mode_index_entry): Handle static linking.
6959 (Target_arm::Scan::local): Ditto.
6960 (Target_arm::Scan::global): Ditto.
6961 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6962 all incorrectly implemented relocations.
6963 (Target_arm::fix_exidx_coverage): Pass layout to
6964 Arm_output_section::fix_exidx_coverage.
6965 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6966 from ".ARM.exidx." and ".ARM.extab.".
6968 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6970 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6971 section if it does not already exist.
6972 * attributes.cc (Attributes_section_data::Attributes_section_data):
6973 Don't crash if size is zero.
6975 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6976 Ian Lance Taylor <iant@google.com>
6978 * gold.cc (queue_middle_tasks): If no input files were opened,
6980 * workqueue.h (Task_function::Task_function): Assert that there is
6983 2010-02-22 Doug Kwan <dougkwan@google.com>
6985 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6986 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6987 types to avoid warnings due to different uint64_t implementations
6990 2010-02-21 Doug Kwan <dougkwan@google.com>
6992 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6993 handling of the maximum backward branch offset.
6994 (Arm_relocate_functions::thumb_branch_common): Ditto.
6995 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6996 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6997 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6998 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6999 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7000 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7001 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7002 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7003 thumb_bl_out_of_range thumb_bl_out_of_range.o,
7004 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7005 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7006 thumb2_bl_out_of_range.o): New rules.
7007 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7008 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7009 thumb2_bl_out_of_range
7010 * testsuite/Makefile.in: Regenerate.
7011 * testsuite/arm_bl_in_range.s: New file.
7012 * testsuite/arm_bl_out_of_range.s: Ditto.
7013 * testsuite/arm_branch_in_range.sh: Ditto.
7014 * testsuite/arm_branch_range.t: Ditto.
7015 * testsuite/thumb2_branch_range.t: Ditto.
7016 * testsuite/thumb_bl_in_range.s: Ditto.
7017 * testsuite/thumb_bl_out_of_range.s: Ditto.
7018 * testsuite/thumb_branch_range.t: Ditto.
7020 2010-02-20 Sriraman Tallam <tmsriram@google.com>
7022 * gc.h (gc_process_relocs): Change vectors to point to the new list.
7023 Add reloc offset information.
7024 * icf.cc (get_section_contents): Change iterators to point to the new
7025 vectors. Add reloc offset information to the contents.
7026 * icf.h (Icf::Sections_reachable_info): New typedef.
7027 (Icf::Sections_reachable_list): New typedef.
7028 (Icf::Offset_info): New typedef.
7029 (Icf::Reloc_info): New struct typedef.
7030 (Icf::Reloc_info_list): New typedef.
7031 (Icf::symbol_reloc_list): Delete method.
7032 (Icf::addend_reloc_list): Delete method.
7033 (Icf::section_reloc_list): Delete method.
7034 (Icf::reloc_info_list): New method.
7035 (Icf::reloc_info_list_): New member.
7037 2010-02-19 Doug Kwan <dougkwan@google.com>
7039 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7040 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7041 * arm.cc (Arm_relocation_functions): New forward declaration.
7042 (Target_arm::Target_arm): Initialize new data members
7043 got_mod_index_offset_ and tls_base_symbol_defined_.
7044 (Target_arm::Relocate::relocate_tls): New method.
7045 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7046 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7048 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7049 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7050 (Target_arm::got_mod_index_offset_,
7051 Target_arm::tls_base_symbol_defined_): New data members.
7052 (Target_arm::Scan::local, Target::Scan::global,
7053 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7056 2010-02-18 Doug Kwan <dougkwan@google.com>
7058 * arm.cc (Arm_relobj::find_linked_text_section): New method.
7059 (Arm_relobj::make_exidx_input_section): Pass section index of linked
7060 text section as a parameter becuase some broken tools may not set
7061 the link in section header.
7062 (Target_arm::has_got_section): New method.
7063 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7064 without any mapping symbol as data only. Remove warning.
7065 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7066 link in its section header, try to discover the link by inspecting the
7067 REL31 relocation at the beginning of the section.
7068 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7070 (Target_arm::Scan::global): Treat any reference to the symbol
7071 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7073 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7075 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7076 (Scan::global_reloc_may_be_function_pointer): New function.
7077 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7078 (Scan::global_reloc_may_be_function_pointer): New function.
7079 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7080 (Scan::global_reloc_may_be_function_pointer): New function.
7081 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7082 (Scan::global_reloc_may_be_function_pointer): New function.
7083 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7084 (Scan::global_reloc_may_be_function_pointer): New function.
7085 (Scan::possible_function_pointer_reloc): New function.
7086 (Target_x86_64::can_check_for_function_pointers): New function.
7087 * gc.h (gc_process_relocs): Scan relocation types to determine if
7088 function pointers were taken for targets that support it.
7089 * icf.cc (Icf::find_identical_sections): Include functions for
7090 folding in safe ICF whose pointer is not taken.
7091 * icf.h (Secn_fptr_taken_set): New typedef.
7092 (fptr_section_id_): New member.
7093 (section_has_function_pointers): New function.
7094 (set_section_has_function_pointers): New function.
7095 (check_section_for_function_pointers): New function.
7096 * options.h: Fix comment for safe ICF option.
7097 * target.h (can_check_for_function_pointers): New function.
7098 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7099 Modify icf_safe_test for X86-64.
7100 * testsuite/Makefile.in: Regenerate.
7101 * testsuite/icf_safe_so_test.cc: New file.
7102 * testsuite/icf_safe_so_test.sh: New file.
7103 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7104 (main): Change to take pointer to function kept_func_3.
7105 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7106 folding is done correctly for X86-64.
7108 2010-02-12 David S. Miller <davem@davemloft.net>
7110 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7111 is_symbolless parameter.
7112 (Output_reloc<SHT_REL>::is_symbolless): New.
7113 (Output_reloc<SHT_REL>::is_symbolless_): New.
7114 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7115 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7116 (Output_reloc<SHT_RELA>::is_symbolless): New.
7117 (Output_data_reloc::add_global): Handle is_symbolless.
7118 (Output_data_reloc::add_global_relative): Likewise.
7119 (Output_data_reloc::add_local): Likewise.
7120 (Output_data_reloc::add_local_relative): Likewise.
7121 (Output_data_reloc::add_symbolless_global_addend): New.
7122 (Output_data_reloc::add_symbolless_local_addend): New.
7123 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7125 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7126 instead of ->is_relative_
7127 (Output_reloc::write): Likewise.
7128 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7129 (Output_reloc::write_rel): Simplify.
7131 * sparc.cc (Target_sparc::Scan::local): Use
7132 ->add_symbolless_local_addend as needed.
7133 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7134 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7135 based upon relocation offset.
7137 2010-02-11 Doug Kwan <dougkwan@google.com>
7139 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7140 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7141 beginning of function.
7142 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7143 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7144 parameter is_32bit in calls to should_apply_static_reloc.
7145 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7146 (check_DATA): Add arm_abs_global.stdout.
7147 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7148 arm_abs_global.stdout): New rules.
7149 (MOSTLLYCLEANFILES): Add arm_abs_global
7150 * Makefile.in: Regenerate.
7151 * testsuite/arm_abs_global.s: New file.
7152 * testsuite/arm_abs_global.sh: Ditto.
7153 * testsuite/arm_abs_lib.s: Ditto.
7155 2010-02-11 Ian Lance Taylor <iant@google.com>
7157 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7159 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7160 Allocate_commons_task first.
7161 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7162 task, rather than symtab_lock_.
7163 (Gc_process_relocs::~Gc_process_relocs): New function.
7164 (Gc_process_relocs::is_runnable): Check this_blocker_.
7165 (Gc_process_relocs::locks): Use next_blocker_ rather than
7167 (Scan_relocs::~Scan_relocs): New function.
7168 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7170 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7172 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7173 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7174 constructor accordingly.
7175 (class Gc_process_relocs): Likewise.
7176 (class Scan_relocs): Likewise.
7177 * common.h (class Allocate_commons_task): Remove symtab_lock_
7178 field, and corresponding constructor parameter.
7179 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7181 (Allocate_commons_task::locks): Likewise.
7183 2010-02-11 Ian Lance Taylor <iant@google.com>
7185 * gold-threads.h (class Once): Define.
7186 (class Initialize_lock): Rewrite as child of Once.
7187 * gold-threads.cc (class Once_initialize): Define.
7188 (once_pointer_control): New static variable.
7189 (once_pointer, once_arg): New static variables.
7190 (c_run_once): New static function.
7191 (Once::Once, Once::run_once, Once::internal_run): New functions.
7192 (class Initialize_lock_once): Remove.
7193 (initialize_lock_control): Remove.
7194 (initialize_lock_pointer): Remove.
7195 (initialize_lock_once): Remove.
7196 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7197 (Initialize_lock::initialize): Rewrite.
7198 (Initialize_lock::do_run_once): New function.
7199 * archive.cc (Archive::interpret_header): Only clear name if it is
7201 * fileread.cc: Include "gold-threads.h"
7202 (file_counts_lock): New static variable.
7203 (file_counts_initialize_lock): Likewise.
7204 (File_read::release): Only increment counts when using --stats.
7205 Use a lock around the increment.
7206 * parameters.cc (class Set_parameters_target_once): Define.
7207 (set_parameters_target_once): New static variable.
7208 (Parameters::Parameters): Move here from parameters.h.
7209 (Parameters::set_target): Rewrite.
7210 (Parameters::set_target_once): New function.
7211 (Parameters::clear_target): Move here and rewrite.
7212 * parameters.h (class Parameters): Update declarations. Add
7213 set_parameters_target_once_ field.
7214 (Parameters::Parameters): Move to parameters.cc.
7215 (Parameters::clear_target): Likewise.
7216 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7218 (Start_group::~Start_group): New function.
7219 (Start_group::is_runnable): New function.
7220 (Start_group::locks, Start_group::run): New functions.
7221 (Finish_group::run): Change saw_undefined to size_t.
7222 * readsyms.h (class Start_group): Define.
7223 (class Finish_group): Change saw_undefined_ field to size_t.
7224 (Finish_group::Finish_group): Remove saw_undefined and
7225 this_blocker parameters. Change all callers.
7226 (Finish_group::set_saw_undefined): New function.
7227 (Finish_group::set_blocker): New function.
7228 * symtab.h (class Symbol_table): Change saw_undefined to return
7229 size_t. Change saw_undefined_ field to size_t.
7230 * target-select.cc (Set_target_once::do_run_once): New function.
7231 (Target_selector::Target_selector): Initialize set_target_once_
7232 field. Don't initialize lock_ and initialize_lock_ fields.
7233 (Target_selector::instantiate_target): Rewrite.
7234 (Target_selector::set_target): New function.
7235 * target-select.h (class Set_target_once): Define.
7236 (class Target_selector): Update declarations. Make
7237 Set_target_once a friend. Remove lock_ and initialize_lock_
7238 fields. Add set_target_once_ field.
7240 2010-02-10 Ian Lance Taylor <iant@google.com>
7242 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7244 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7245 (queue_middle_tasks): Add all blockers before queueing any tasks.
7246 (queue_final_tasks): Likewise.
7247 * token.h (Task_token::add_blockers): New function.
7248 * object.h (Input_objects::number_of_relobjs): New function.
7250 2010-02-10 Ian Lance Taylor <iant@google.com>
7252 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7253 shared, not if not position independent.
7254 * x86_64.cc (Relocate::relocate_tls): Likewise.
7255 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7256 (tls_pie_pic_test): New target.
7257 * testsuite/Makefile.in: Rebuild.
7259 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7260 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7261 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7262 * testsuite/Makefile.in: Rebuild.
7264 2010-02-09 David S. Miller <davem@davemloft.net>
7266 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7267 R_SPARC_RELATIVE using ->add_local_relative().
7268 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7270 * output.h (Output_data_dynamic::add_section_size): New method
7271 that takes two Output_data objects.
7272 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7273 entry param. Handle it in initializers.
7274 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7275 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7276 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7278 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7279 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7280 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7281 for dynrel_includes_plt.
7282 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7283 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7284 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7286 (Target_sparc::do_finalize_sections): Update to pass true for
7287 dynrel_includes_plt.
7288 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7289 output before .rela.plt
7290 (Target_powerpc::do_finalize_sections): Update to pass true for
7291 dynrel_includes_plt when 32-bit.
7293 2010-02-08 Doug Kwan <dougkwan@google.com>
7295 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7297 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7298 Arm_relobj::scan_section_for_cortex_a8_stubs,
7299 Arm_relobj::do_relocation_section): Instead of calling
7300 Output_section::output_address, use faster
7301 Arm_relobj::simple_input_section_output_address.
7303 2010-02-08 David S. Miller <davem@davemloft.net>
7305 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7306 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7307 relocation helper function.
7309 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7310 just like R_SPARC_GOT{10,13,22}.
7311 (Target_sparc::Scan::local): Likewise.
7312 (Target_sparc::Relocate:relocate): Likewise.
7314 2010-02-06 Ian Lance Taylor <iant@google.com>
7316 * configure.ac: Rewrite targetobjs duplicate removal code to use
7317 only shell constructs.
7318 * configure: Rebuild.
7320 2010-02-05 Doug Kwan <dougkwan@google.com>
7323 * arm.cc (Arm_relobj::section_is_scannable): New method.
7324 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7325 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7327 2010-02-04 Doug Kwan <dougkwan@google.com>
7330 * arm-reloc-property.cc (cstdio): Include.
7331 * configure.ac (targetobjs): Remove duplicates.
7332 * configure: Regenerate.
7333 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7334 big and little endian version for a given address size.
7336 2010-02-03 Doug Kwan <dougkwan@google.com>
7338 * arm-reloc-property.cc
7339 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7341 * arm-reloc-property.h
7342 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7343 New method definition.
7344 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7346 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7348 (GOT_PREL): Change implemented to Y.
7349 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7350 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7351 (Arm_relocate_functions::movw_abs_nc): Remove method.
7352 (Arm_relocate_functions::movt_abs): Ditto.
7353 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7354 (Arm_relocate_functions::thm_movt_abs): Ditto.
7355 (Arm_relocate_functions::movw_rel_nc): Ditto.
7356 (Arm_relocate_functions::movw_rel): Ditto.
7357 (Arm_relocate_functions::movt_rel): Ditto.
7358 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7359 (Arm_relocate_functions:thm_movw_rel): Ditto.
7360 (Arm_relocate_functions:thm_movt_rel): Ditto.
7361 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7362 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7363 New method definitions.
7364 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7365 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7366 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7367 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7368 (Target_arm::Relocate::relocate): Check for non-static or
7369 unimplemented relocation code and exit early. Change calls to
7370 Target_arm::reloc_uses_thumb_bit and
7371 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7372 instead. Refactor code to handle similar relocations to increase
7373 code sharing. Remove check for unsupported relocation code in switch
7375 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7376 relocation property table to find out size. Change error message to
7377 print out the name of a relocation code instead of the numeric value.
7378 (Target_arm::scan_reloc_for_stub): Use relocation property table
7379 instead of calling Target_arm::reloc_uses_thumb_bit().
7381 2010-02-02 Doug Kwan <dougkwan@google.com>
7383 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7384 types of relaxed input section.
7386 2010-02-02 Doug Kwan <dougkwan@google.com>
7388 * Makefile.am (HFILES): Add arm-reloc-property.h.
7390 (TARGETSOURCES): Add arm-reloc-property.cc
7391 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7392 (libgold_a_SOURCES): $(DEFFILES)
7393 * Makefile.in: Regenerate.
7394 * arm-reloc-property.cc: New file.
7395 * arm-reloc-property.h: New file.
7396 * arm-reloc.def: New file.
7397 * arm.cc: Update comments.
7398 (arm-reloc-property.h): New included header.
7399 (arm_reloc_property_table): New global variable.
7400 (Target_arm::do_select_as_default_target): New method definition.
7401 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7402 arm-reloc-property to targ_extra_obj.
7403 * parameters.cc (set_parameters_target): Call
7404 Target::select_as_default_target().
7405 * target.h (Target::select_as_default_target): New method definition.
7406 (Target::do_select_as_default_target): Same.
7408 2010-02-01 Doug Kwan <dougkwan@google.com>
7410 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7411 first_output_text_section_.
7412 (Arm_exidx_fixup::first_output_text_section): New method definition.
7413 (Arm_exidx_fixup::first_output_text_section_): New data member.
7414 (Arm_exidx_fixup::process_exidx_section): Record the first text
7415 output section seen.
7416 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7417 and entsize in output section header.
7419 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7421 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7422 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7423 (Arm_relocate_functions::thm_alu11): New Method.
7424 (Arm_relocate_functions::thm_pc8): New Method.
7425 (Arm_relocate_functions::thm_pc12): New Method.
7426 (Target_arm::Scan::local): Handle the relocations.
7427 (Target_arm::Scan::global): Likewise.
7428 (Target_arm::Relocate::relocate): Likewise.
7429 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7431 2010-01-29 Doug Kwan <dougkwan@google.com>
7433 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7434 of relocation types as ld.
7436 2010-01-29 Doug Kwan <dougkwan@google.com>
7438 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7440 (Arm_relocate_functions::thumb_branch_common): Ditto.
7441 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7442 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7443 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7444 Arm_relocate_functions::jump24): Remove.
7445 (Target_arm::Relocate::relocate): Adjust code to call
7446 Arm_relocation_functions::arm_branch_common and
7447 Arm_relocation_functions::thumb_branch_common instead of their removed
7448 wrappers. Merge switch-cases together to reduce source code size.
7450 2010-01-29 Doug Kwan <dougkwan@google.com>
7452 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7453 output_local_symbol_count_needs_update_.
7454 (Arm_relobj::output_local_symbol_count_needs_update,
7455 Arm_relobj::set_output_local_symbol_count_needs_update,
7456 Arm_relobj::update_output_local_symbol_count): New methods.
7457 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7459 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7460 of pointed function as in a R_ARM_PREL31 relocation.
7461 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7462 for output local symbol count updating.
7463 (Target_arm::do_relax): Update output local symbol counts in objects
7465 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7467 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7469 * arm.cc: Added support for the ARM relocations:
7470 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7471 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7472 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7474 (Arm_relocate_functions::movw_rel): New method.
7475 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7476 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7478 (Arm_relocate_functions::thm_movw_rel): New method.
7479 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7481 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7483 (Target_arm::Scan::global): Likewise.
7484 (Target_arm::Relocate::relocate): Likewise.
7485 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7488 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7490 * arm.cc: Added support for ARM group relocations.
7491 (Target_arm::reloc_needs_sym_origin): New method.
7492 (Arm_relocate_functions::calc_grp_kn): New method.
7493 (Arm_relocate_functions::calc_grp_residual): New method.
7494 (Arm_relocate_functions::calc_grp_gn): New method.
7495 (Arm_relocate_functions::arm_grp_alu): New Method.
7496 (Arm_relocate_functions::arm_grp_ldr): New Method.
7497 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7498 (Arm_relocate_functions::arm_grp_ldc): New Method.
7499 (Target_arm::Scan::local): Handle the ARM group relocations.
7500 (Target_arm::Scan::global): Likewise.
7501 (Target_arm::Relocate::relocate): Likewise.
7502 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7505 2010-01-26 Doug Kwan <dougkwan@google.com>
7507 * arm.cc (set): Include.
7508 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7510 (Arm_output_section::Text_section_list): New type.
7511 (Arm_output_section::append_text_sections_to_list): New method.
7512 (Arm_output_section::fix_exidx_coverage): Ditto.
7513 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7514 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7515 Relobj::set_section_offset() instead of
7516 Sized_relobj::invalidate_section_offset().
7517 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7518 parameter for section headers. Ignore relocation sections for
7519 unallocated sections and EXIDX sections.
7520 (Target_arm::fix_exidx_coverage): New method.
7521 (Target_arm::output_section_address_less_than): New type.
7522 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7523 linked text section instead of the EXIDX section.
7524 (Arm_output_section::create_stub_group): Add an assertion to check
7525 that this is not an EXIDX output section.
7526 (Arm_output_section::append_text_sections_to_list): New method.
7527 (Arm_output_section::fix_exidx_coverage): Ditto.
7528 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7529 Arm_relobj::section_needs_reloc_stub_scanning.
7530 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7532 (Target_arm::fix_exidx_coverage): New method.
7533 * object.h (Relobj::set_output_section): New method.
7534 (Sized_relobj::invalidate_section_offset): Remove method.
7535 (Sized_relobj::do_invalidate_section_offset): Remove method.
7536 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7538 2010-01-25 Doug Kwan <dougkwan@google.com>
7540 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7541 Fix warning due to signed and unsigned comparison on a 32-bit host.
7543 2010-01-22 Doug Kwan <dougkwan@google.com>
7545 * arm.cc (Target_arm::do_relax): Record an output section for section
7546 offset adjustment it contains any stub table that has changed.
7547 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7548 offsets in an output section if necessary.
7549 * output.cc (Output_section::Output_section): Initialize
7550 section_offsets_need_adjustments_.
7551 (Output_section::add_input_section_for_script): Renamed to
7552 Output_section::add_simple_input_section.
7553 (Output_section::save_states): Add a comment.
7554 (Output_section::discard_states): New method defintion.
7555 (Output_section::adjust_section_offsets): Same.
7556 * output.h (Output_section::add_input_section_for_script): Renamed to
7557 Output_section::add_simple_input_section.
7558 (Output_section::discard_states): New method declaration.
7559 (Output_section::adjust_section_offsets): Same.
7560 (Output_section::section_offsets_need_adjustment,
7561 Output_section::set_section_offsets_need_adjustment): New method
7563 (Output_section::section_offsets_need_adjustment_): New data member.
7564 * script-sections.cc
7565 (Output_section_element_input::set_section_address): Adjust code for
7566 renaming of Output_section::add_input_section_for_script.
7567 (Orphan_output_section::set_section_address): Same.
7569 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7571 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7572 Fix_v4bx enum values .
7573 * gold/options.h (General_options): New option definitions.
7574 (General_options::fix_v4bx): New method.
7575 (General_options::Fix_v4bx): New enum.
7576 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7577 (General_options::parse_fix_v4bx_interworking): New method.
7579 2010-01-22 Doug Kwan <dougkwan@google.com>
7581 * arm.cc (Arm_exidx_fixup): New class.
7583 2010-01-21 Doug Kwan <dougkwan@google.com>
7585 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7587 (Arm_exidx_section_offset_map): New type.
7589 2010-01-21 Doug Kwan <dougkwan@google.com>
7591 * arm.cc (Arm_exidx_input_section): New class.
7592 (Arm_relobj::exidx_input_section_by_link,
7593 Arm_relobj::exidx_input_section_by_shndx,
7594 Arm_relobj::make_exidx_input_section): New methods.
7595 (read_arm_attributes_section): Remove.
7596 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7597 information about them.
7598 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7601 2010-01-20 Doug Kwan <dougkwan@google.com>
7603 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7604 Input_section_specifier to Section_id.
7605 (Target_arm::new_arm_input_section: Adjust code for change of key
7607 (Target_arm::find_arm_input_section): Ditto.
7608 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7609 (Section_id): Remove.
7610 (Garbage_collection::Section_id_hash): Remove.
7611 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7612 (Section_id): Remove.
7613 (Icf::Section_id_hash): Remove.
7614 * object.h (Section_id, Const_section_id, Section_id_hash,
7615 Const_section_id_hash): New type definitions.
7616 * output.cc (Output_section::add_relaxed_input_section): Change to
7617 use Const_section_id instead of Input_section_specifier as key type.
7618 (Output_section::add_merge_input_section): Ditto.
7619 (Output_section::build_relaxation_map): Change to use Section_id
7620 instead of Input_section_specifier as key type.
7621 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7623 (Output_section::convert_input_sections_to_relaxed_sections): Change
7624 to use Const_section_id instead of Input_section_specifier as key type.
7625 (Output_section::find_merge_section): Ditto.
7626 (Output_section::find_relaxed_input_section): Ditto.
7627 * output.h (Input_section_specifier): Remove class.
7628 (Output_section::Output_section_data_by_input_section_map): Change
7629 key type to Const_section_id.
7630 (Output_section::Output_relaxed_input_section_by_input_section_map):
7632 (Output_section::Relaxation_map): Change key type to Section_id.
7634 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7636 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7637 (class Arm_v4bx_stub): New class.
7638 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7639 (Stub_factory::make_arm_v4bx_stub): New method.
7640 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7641 (Stub_table::empty): Handle v4bx stubs.
7642 (Stub_table::add_arm_v4bx_stub): New method.
7643 (Stub_table::find_arm_v4bx_stub): New method.
7644 (Arm_relocate_functions::v4bx): New method.
7645 (Target_arm::fix_v4bx): New method.
7646 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7647 (Stub_table::relocate_stubs): Likewise.
7648 (Stub_table::do_write): Likewise.
7649 (Stub_table::update_data_size_and_addralign): Likewise.
7650 (Stub_table::finalize_stubs): Likewise.
7651 (Target_arm::Scan::local): Likewise.
7652 (Target_arm::Scan::global): Likewise.
7653 (Target_arm::do_finalize_sections): Likewise.
7654 (Target_arm::Relocate::relocate): Likewise.
7655 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7657 (Target_arm::scan_reloc_for_stub): Likewise.
7658 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7660 2010-01-19 Ian Lance Taylor <iant@google.com>
7662 * output.cc (Output_section_headers::do_sized_write): Write large
7663 segment count to sh_info field.
7664 (Output_file_header::do_sized_write): For large segment count,
7665 write PN_XNUM to e_phnum field.
7667 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7669 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7670 (Arm_relocate_functions::thm_jump8): New function.
7671 (Arm_relocate_functions::thm_jump11): New function.
7672 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7674 (Target_arm::Scan::global): Likewise.
7675 (Target_arm::Relocate::relocate): Likewise.
7676 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7679 2010-01-14 Doug Kwan <dougkwan@google.com>
7681 * arm.cc (map, utility): Include headers.
7682 (Target_arm::apply_cortex_a8_workaround): New method.
7683 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7684 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7685 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7686 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7687 the --[no-]fix-cortex-a8 command line options.
7688 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7689 (Target_arm::relocate_stub): Use addend in instruction template.
7690 * options.h (DEFINE_bool): Set the user-set flag.
7691 (General_options): Add --[no-]-fix-cortex options.
7692 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7693 : Update fast look-up map after conversion.
7695 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7697 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7698 in the first pass of do_layout.
7700 2010-01-13 Doug Kwan <dougkwan@google.com>
7702 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7703 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7704 apparent compiler problem of not folding static constant integral
7705 data members of elfcpp::Elf_sizes<32>.
7707 2010-01-13 Doug Kwan <dougkwan@google.com>
7709 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7710 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7711 Arm_relobj::scan_section_for_cortex_a8_erratum,
7712 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7713 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7714 sections to scan for relocation stubs into a new method
7715 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7716 relocation and Cortex-A8 stub scanning.
7717 (Target_arm::do_relax): Force stubs to be after stubbed sections
7718 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7719 the beginning of a new relaxation pass. Update a comment.
7720 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7722 2010-01-12 Ian Lance Taylor <iant@google.com>
7724 * target-reloc.h (visibility_error): New inline function.
7725 (relocate_section): Call visibility_error.
7726 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7727 (MOSTLYCLEANFILES): Likewise.
7728 (protected_4_pic.o, protected_3.err): New targets.
7729 * testsuite/protected_4.cc: New file.
7731 2010-01-12 Doug Kwan <dougkwan@google.com>
7733 * arm.cc (Cortex_a8_reloc): New class.
7734 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7735 and cortex_a8_relocs_info_.
7736 (Target_arm::fix_cortex_a8): New method definition.
7737 (Target_arm::Cortex_a8_relocs_info): New type.
7738 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7739 New data member declarations.
7740 (Target_arm::scan_reloc_for_stub): Record information about
7741 relocations for THUMB branches that might be exempted from the
7742 Cortex-A8 workaround.
7743 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7744 at the beginning of a relaxation pass.
7746 2010-01-12 Doug Kwan <dougkwan@google.com>
7748 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7749 (Arm_relobj::Mapping_symbol_position,
7750 Arm_reloj::Mapping_symbol_position_less,
7751 Arm_relobj::Mapping_symbols_info): New types.
7752 (Target_arm::is_mapping_symbol_name): New method definition.
7753 (Arm_relobj::do_count_local_symbols): Save information about mapping
7756 2010-01-11 Doug Kwan <dougkwan@google.com>
7758 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7759 Arm_relocate_functions::thumb32_branch_upper,
7760 Arm_relocate_functions::thumb32_branch_lower,
7761 Arm_relocate_functions::thumb32_cond_branch_offset,
7762 Arm_relocate_functions::thumb32_cond_branch_upper,
7763 Arm_relocate_functions::thumb32_cond_branch_lower,
7764 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7765 branch offset encoding.
7766 (Arm_relocate_functions::thumb_branch_common): Use new branch
7767 offset encoding methods to avoid code duplication.
7768 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7769 (Stub_addend_reader::operator()): Use new branch encoding method
7770 to avoid code duplication.
7772 2010-01-11 Doug Kwan <dougkwan@google.com>
7774 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7775 (Target_arm::do_finalize_sections): Define special EXIDX section
7776 symbols only if referenced.
7777 * gc.h (Garbage_collection::add_reference): New method.
7778 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7781 2010-01-11 Ian Lance Taylor <iant@google.com>
7783 * script.cc (Version_script_info::build_expression_list_lookup):
7784 Change complaing about duplicate wildcard match from error to
7787 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7789 (Version_script_info::Version_script_info): Initialize globs_,
7790 default_version_, default_is_global_, and exact_. Don't
7791 initialize globals_ or locals_.
7792 (Version_script_info::build_lookup_tables): Build local symbols
7794 (Version_script_info::unquote): New function.
7795 (Version_script_info::add_exact_match): New function.
7796 (Version_script_info::build_expression_list_lookup): Remove lookup
7797 parameter. Add is_global parameter. Change all callers. Handle
7798 wildcard pattern specially. Unquote pattern. Call
7800 (Version_script_info::get_name_to_match): New function.
7801 (Version_script_info::get_symbol_version): New function.
7802 (Version_script_info::get_symbol_version_helper): Remove.
7803 (Version_script_info::check_unmatched_names): Call unquote.
7804 * script.h (class Version_script_info): Change get_symbol_version
7805 to be non-inline and add is_global parameter; change all callers.
7806 Rewrite symbol_is_local. Update declarations. Define struct
7807 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7808 Remove globals_ and locals_ members. Add exact_, globs_,
7809 default_version_, is_global_.
7810 (Version_script_info::Glob): Remove pattern, add expression and
7811 is_global. Update constructor. Change all callers.
7812 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7814 (Versions::symbol_section_contents): If a symbol is undefined, or
7815 defined in a dynamic object, set the version index to
7817 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7819 (Symbol_table::add_from_pluginobj): Likewise.
7820 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7822 2010-01-11 Doug Kwan <dougkwan@google.com>
7824 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7825 (incremental_dump_LDADD): Add linking option for libintl.
7826 * Makefile.in: Regenerate.
7828 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7831 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7833 * testsuite/Makefile.in: Regenerated.
7835 2010-01-10 Doug Kwan <dougkwan@google.com>
7837 * options.h (DEFINE_var): Use parentheses around argument varname__
7838 in macro body to avoid any unintended subsequent substitutions.
7840 2010-01-10 Ian Lance Taylor <iant@google.com>
7842 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7843 candidates before doing symbol resolution.
7845 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7846 ODR candidates if only one is weak.
7848 2010-01-08 Ian Lance Taylor <iant@google.com>
7850 * script.cc (Version_script_info::build_expression_list_lookup):
7851 Don't warn about ambiguous version, just record the ambiguity.
7852 (Version_script_info::get_symbol_version_helper): Give error if
7853 version is ambiguous.
7855 2010-01-08 Doug Kwan <dougkwan@google.com>
7857 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7858 prev_data_size_ and prev_addralign_. Remove initializer for
7859 deleted data member has_been_changed_.
7860 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7861 to determine if the table is empty.
7862 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7864 (Stub_table::add_reloc_stub): Define method in class definition
7865 instead of just declaring it there.
7866 (Stub_table::add_cortex_a8_stub): New method definition.
7867 (Stub_table::update_data_size_and_addralign): Ditto.
7868 (Stub_table::finalize_stubs): Ditto.
7869 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7870 (Stub_table::do_addralign_): Return address alignment in the
7871 (Stub_table::do_reset_address_and_file_offset): Define method in
7872 class definition instead of declaring it there. Set current data
7873 size to be the data size of the previous pass.
7874 (Stub_table::set_final_data_size): Use current data size as the
7876 (Stub_table::relocate_stub): Change parameter type of stub from
7877 Reloc_stub pointer to Stub pointer.
7878 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7879 (Stub_table::Cortex_a8_stub_list): New typedef.
7880 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7881 Stub_table::prev_addralign_): New data member.
7882 (Arm_relobj::Arm_relobj): Initialize data member
7883 section_has_cortex_a8_workaround_.
7884 (Arm_relobj::section_has_cortex_a8_workaround,
7885 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7887 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7889 (Target_arm::relocate_stub): Change parameter type of stub from
7890 Reloc_stub pointer to Stub pointer.
7891 (Insn_template::size, Insn_template::alignment): Handle
7892 THUMB16_SPECIAL_TYPE.
7893 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7894 Stub_table::update_data_size_and_addralign,
7895 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7897 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7898 (Stub_table::do_write): Ditto.
7899 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7901 2010-01-08 Ian Lance Taylor <iant@google.com>
7904 * symtab.h (class Symbol): Remove fields is_target_special_ and
7905 has_plt_offset_. Add field is_defined_in_discarded_section_.
7906 (Symbol::is_defined_in_discarded_section): New function.
7907 (Symbol::set_is_defined_in_discarded_section): New function.
7908 (Symbol::has_plt_offset): Rewrite.
7909 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7910 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7911 Don't initialize is_target_special_ or has_plt_offset_.
7912 Initialize is_defined_in_discarded_section_.
7913 (Symbol_table::add_from_relobj): If appropriate, set
7914 is_defined_in_discarded_section.
7915 * resolve.cc (Symbol::override_base_with_special): Don't test
7916 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7917 * target-reloc.h (relocate_section): Do special handling for
7918 symbols defined in discarded sections for global symbols as well
7921 2010-01-08 Ian Lance Taylor <iant@google.com>
7923 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7924 the SHT_SYMTAB case.
7926 2010-01-08 Ian Lance Taylor <iant@google.com>
7928 * object.cc (Sized_relobj::do_layout): Don't get confused if
7929 layout_eh_frame returns NULL.
7931 2010-01-08 Ian Lance Taylor <iant@google.com>
7934 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7935 dynamic symbol table, use the normal symbol table.
7936 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7939 2010-01-08 Ian Lance Taylor <iant@google.com>
7942 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7945 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7947 * version.cc (print_version): Change to "Copyright 2010".
7949 2010-01-08 Ian Lance Taylor <iant@google.com>
7953 * i386.cc (class Target_i386): Change return type of plt_section
7955 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7956 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7957 tls_desc_rel_ field.
7958 (Output_data_plt_i386::rel_tls_desc): New function.
7959 (Target_i386::rel_tls_desc_section): New function.
7960 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7961 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7962 R_386_TLS_DESC reloc in rel_tls_desc_section.
7963 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7964 Define struct Tlsdesc_info.
7965 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7966 (Target_x86_64::do_reloc_symbol_index): New function.
7967 (Target_x86_64::add_tlsdesc_info): New function.
7968 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7969 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7971 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7973 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7974 (Target_x86_64::rela_tlsdesc_section): New function.
7975 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7977 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7978 (Target_x86_64::do_reloc_addend): New function.
7979 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7980 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7981 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7982 (Output_reloc::type): New function.
7983 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7984 (Output_reloc::is_target_specific): New function.
7985 (Output_reloc::target_arg): New function.
7986 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7987 absolute relocs and target specific relocs.
7988 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7989 add_target_specific.
7990 (class Output_data_reloc) [SHT_RELA]: Likewise.
7991 * output.cc (Output_reloc::Output_reloc): Add four new versions
7992 for absolute relocs and target specific relocs.
7993 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7994 (Output_reloc::get_symbol_index): Likewise.
7995 (Output_reloc::local_section_offset): Check that local_sym_index_
7996 is not TARGET_CODE or 0.
7997 (Output_reloc::symbol_value): Likewise.
7998 (Output_reloc::write) [SHT_RELA]: Call target for target specific
8000 * target.h (class Target): Add reloc_symbol_index and reloc_addend
8001 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
8003 * layout.cc (add_target_dynamic_tags): Use output section for
8004 DT_PLTRELSZ and DT_JMPREL.
8006 2010-01-07 Ian Lance Taylor <iant@google.com>
8009 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8011 (class Output_data_reloc_generic): Define.
8012 (class Output_data_reloc_base): Change base class to
8013 Output_data_reloc_generic. Change add() method to call
8014 bump_relative_reloc_count for a relative reloc. Remove
8016 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8018 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8019 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
8021 * layout.h (class Layout): Update declaration.
8023 2010-01-07 Ian Lance Taylor <iant@google.com>
8025 * output.h (class Output_data): Add const version of
8026 output_section and do_output_section.
8027 (class Output_section_data): Add const version of
8029 (class Output_section): Likewise.
8030 * layout.cc (Layout::add_target_dynamic_tags): New function.
8031 * layout.h (class Layout): Update declarations.
8032 * arm.cc (Target_arm::do_finalize_sections): Use
8033 add_target_dynamic_tags.
8034 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8035 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8036 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8037 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8039 2010-01-07 Ian Lance Taylor <iant@google.com>
8042 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8045 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8046 Ian Lance Taylor <iant@google.com>
8049 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8050 Xindex::read_symtab_xindex.
8052 2010-01-07 Doug Kwan <dougkwan@google.com>
8054 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8055 (Insn_template::thumb16_bcond_insn): New method declaration.
8056 (Insn_template): Fix spelling.
8057 (Stub::thumb16_special): New method declaration.
8058 (Stub::do_write): Define virtual method which was previously pure
8060 (Stub::do_thumb16_special): New method declaration.
8061 (Stub::do_fixed_endian_write): New template member.
8062 (Reloc_stub::do_write): Remove.
8063 (Reloc_stub::do_fixed_endian_write): Remove.
8064 (Cortex_a8_stub): New class definition.
8065 (Stub_factory::make_cortex_a8_stub): New method definition.
8066 (Stub_factory::Stub_factory): Add missing static storage class
8067 qualifier for elf32_arm_stub_a8_veneer_blx.
8069 2010-01-07 Ian Lance Taylor <iant@google.com>
8072 * options.h (class General_options): Add --warn-unresolved-symbols
8073 and --error-unresolved-symbols.
8074 * errors.cc (Errors::undefined_symbol): Implement
8075 --warn-unresolved-symbols.
8077 * options.h (class General_options): Add -z text and -z textoff.
8078 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8080 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8082 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8083 (Garbage_collection::cident_sections): New function.
8084 (Garbage_collection::add_cident_section): New function.
8085 (Garbage_collection::cident_sections_): New member.
8086 (gc_process_relocs): Add references to sections whose names are C
8088 * gold.h (cident_section_start_prefix): New constant.
8089 (cident_section_stop_prefix): New constant.
8090 (is_cident): New function.
8091 * layout.cc (Layout::define_section_symbols): Replace string constants
8092 with the newly defined constants.
8093 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8095 * testsuite/Makefile.am: Add gc_orphan_section_test.
8096 * testsuite/Makefile.in: Regenerate.
8097 * testsuite/gc_orphan_section_test.cc: New file.
8098 * testsuite/gc_orphan_section_test.sh: New file.
8100 2010-01-06 Ian Lance Taylor <iant@google.com>
8103 * options.h (class General_options): Add --warn-shared-textrel.
8104 * layout.cc (Layout::finish_dynamic_section): Implement
8105 --warn-shared-textrel.
8108 * options.h (class General_options): Add --warn-multiple-gp.
8110 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8112 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8113 $(THREADSLIB) and $(LIBDL).
8114 * Makefile.in: Rebuild.
8116 2010-01-06 Ian Lance Taylor <iant@google.com>
8119 * options.cc (General_options::parse_section_start): New function.
8120 (General_options::section_start): New function.
8121 (General_options::General_options): Initialize all members.
8122 * options.h: Include <map>
8123 (class General_options): Add --section-start. Add section_starts_
8125 * layout.cc (Layout::attach_allocated_section_to_segment): If
8126 --section-start was used, set the address of the segment. Remove
8127 local sort_sections.
8128 (Layout::relaxation_loop_body): If the address of the load segment
8129 has been set by --section-start, don't use it.
8130 * output.h (Output_segment::update_flags_for_output_section): New
8132 * output.cc (Output_segment::add_output_section): Call
8133 update_flags_for_output_section.
8135 2010-01-05 Ian Lance Taylor <iant@google.com>
8138 * options.h (class General_options): Add --undefined-version.
8139 * script.cc (struct Version_expression): Add was_matched_by_symbol
8141 (Version_script_info::matched_symbol): New function.
8142 (Version_script_info::get_symbol_version_helper): Call
8144 (Version_script_info::check_unmatched_names): New function.
8145 * script.h (class Version_script_info): Update declarations.
8146 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8148 * options.h (class General_options): Use DEFINE_bool_alias for
8149 allow_multiple_definition.
8150 * resolve.cc (Symbol_table::should_override): Don't test
8151 allow_multiple_definition.
8154 * options.h (class General_options): Add --cref.
8155 * main.cc (main): Print cref table if --cref. Don't close mapfile
8156 until after printing cref table.
8157 * cref.cc: Include "symtab.h".
8158 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8159 (Cref_table_compare::operator()): New function.
8160 (Cref_inputs::gather_cref): New function.
8161 (filecol): New static const.
8162 (Cref_inputs::print_cref): New function.
8163 (Cref::print_cref): New function.
8164 * cref.h: Include <cstdio>.
8165 (class Cref): Update declarations.
8166 * mapfile.h (Mapfile::file): New function.
8167 * object.h (class Object): Define Symbols. Declare virtual
8168 do_get_global_symbols.
8169 (Object::get_global_symbols): New function.
8170 * object.cc (Input_objects::add_object): Pass object to cref_ if
8172 (Input_objects::archive_start): Likewise.
8173 (Input_objects::archive_stop): Likewise.
8174 (Input_objects::print_cref): New function.
8175 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8176 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8178 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8180 * plugin.h (class Sized_pluginobj): Update declarations.
8182 2010-01-05 Ian Lance Taylor <iant@google.com>
8184 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8185 to is_default_version. Rename insdef to insdefault.
8186 (Symbol_table::add_from_relobj): Rename def to is_default_version
8187 and local to is_forced_local.
8188 (Symbol_table::add_from_pluginobj): Likewise.
8189 (Symbol_table::add_from_dynobj): Likewise.
8190 (Symbol_table::define_special_symbol): Rename insdef to
8193 2010-01-04 Ian Lance Taylor <iant@google.com>
8196 * options.h (class General_options): Add
8197 --allow-multiple-definition and -z muldefs.
8198 * resolve.cc (Symbol_table::should_override): Don't warn about a
8199 multiple symbol definition if --allow-multiple-definition or -z
8203 * options.h (class General_options): Add --add-needed and
8204 --copy-dt-needed-entries. Tweak --as-needed help entry.
8205 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8206 error if --copy-dt-needed-entries aka --add-needed is used and
8207 would cause a change in behaviour.
8210 * options.h (class General_options): Add -G as a short version of
8211 --shared. Add no-op options -assert, -g, and -i.
8213 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8215 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8216 check for .text or .gnu.linkonce.t sections.
8217 * icf.cc (Icf::find_identical_sections): Ditto.
8218 Change the detection for mangled function name within the section
8220 * icf.h (is_section_foldable_candidate): New function.
8222 2009-12-30 Ian Lance Taylor <iant@google.com>
8225 * options.h (class General_options): Permit two dashes with
8226 --retain-symbols-file.
8228 2009-12-30 Ian Lance Taylor <iant@google.com>
8231 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8232 don't put the file header and segment headers in the text
8236 * common.cc (Sort_commons::operator()): Stabilize sort when both
8238 (Symbol_table::do_allocate_commons_list): When allocating common
8239 symbols, skip a symbol which is no longer common.
8240 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8241 an object before checking its type.
8242 * testsuite/common_test_2.c: New file.
8243 * testsuite/common_test_3.c: New file.
8244 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8245 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8246 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8247 (common_test_2_pic.o, common_test_2.so): New targets.
8248 (common_test_3_pic.o, common_test_3.so): New targets.
8249 * testsuite/Makefile.in: Rebuild.
8252 * script.cc (read_input_script): If we see a new SECTIONS clause,
8253 and we have added an input section, give an error.
8254 * layout.h (class Layout): Add have_added_input_section function.
8255 Add have_added_input_section_ field.
8256 * layout.cc (Layout::Layout): Initialize
8257 have_added_input_section_.
8258 (Layout::layout): Set have_added_input_section_.
8259 (Layout::layout_eh_frame): Likewise.
8261 2009-12-30 Ian Lance Taylor <iant@google.com>
8264 * options.h (class General_options): Add --sort-common option.
8265 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8266 * common.cc (Sort_common): Add sort_order parameter to
8267 constructor. Add sort_order_ field.
8268 (Sort_commons::operator): Check sort_order_.
8269 (Symbol_table::allocate_commons): Determine the sort order.
8270 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8272 (Symbol_table::do_allocate_commons_list): Likewise.
8274 2009-12-30 Ian Lance Taylor <iant@google.com>
8277 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8278 symbols from this object, don't change the visibility of an
8280 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8282 2009-12-30 Ian Lance Taylor <iant@google.com>
8285 * script.h (class Version_script_info): Define Language enum.
8286 Update declarations. Define Glob, Exact, and Lookup types. Add
8287 new fields globals_, locals_, and is_finalized_.
8288 * script.cc: Various formatting fixes.
8289 (class Parser_closure): Change language_stack_ from a vector of
8290 std::string to one of Version_script_info::Language. Adjust all
8292 (class Lazy_demangler): Remove.
8293 (struct Version_expression): Change language from std::string to
8294 Version_script_info::Language.
8295 (Version_script_info::Version_script_info): New function.
8296 (Version_script_info::~Version_script_info): Don't call clear.
8297 (Version_script_info::finalize): New function.
8298 (Version_script_info::build_lookup_tables): New function.
8299 (Version_script_info::build_expression_list_lookup): New
8301 (Version_script_info::get_symbol_version_helper): Rewrite to use
8303 (Version_script_info::print_expression_list): Adjust to use
8304 Version_script_info::Language.
8305 (script_push_lex_into_version_mode): Check that the version script
8306 has not been finalized.
8307 (version_script_push_lang): Change language string to
8308 Version_script_info::Language.
8309 * options.cc (Command_line::version_script): New function.
8310 * options.h (class General_options): Add finalize_dynamic_list
8311 function. Change version_script from declaration to definition.
8312 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8313 * testsuite/version_script.map: Remove duplicate def of foo.
8314 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8316 * testsuite/Makefile.in: Rebuild.
8318 2009-12-30 Ian Lance Taylor <iant@google.com>
8321 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8322 if the input symbol index is 0, make the output symbol index 0.
8324 2009-12-30 Ian Lance Taylor <iant@google.com>
8327 * options.h (class General_options): Add -x/--discard-all.
8328 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8329 --discard-all. If the local symbol needs a dynamic entry, check
8330 that before handling --discard-locals.
8332 2009-12-30 Ian Lance Taylor <iant@google.com>
8335 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8337 (Output_segment::add_output_section): Don't change the flags if
8341 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8342 GNU hash table if they need a dynamic value. Otherwise, don't add
8343 them if they are defined in a dynamic object or are forced local.
8345 2009-12-29 Ian Lance Taylor <iant@google.com>
8348 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8349 .gnu.hash table for a 32-bit target.
8352 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8353 regular and a dynamic object only needs a dynamic symbol table
8354 entry if it is externally visible.
8357 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8358 constructor. Add global_offset_table_ field.
8359 (Target_i386::got_section): Set global_offset_table_.
8360 (Target_i386::do_finalize_sections): Set global_offset_table_
8362 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8363 in constructor. Add global_offset_table_ field.
8364 (Target_x86_64::got_section): Set global_offset_table_.
8365 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8368 * layout.cc (Layout::Layout): Initialize increase_relro_.
8369 (Layout::get_output_section): Add is_relro, is_last_relro, and
8370 is_first_non_relro parameters. Change all callers.
8371 (Layout::choose_output_section): Likewise.
8372 (Layout::add_output_section_data): Likewise.
8373 (Layout::make_output_section): Likewise.
8374 (Layout::set_segment_offsets): Clear increase_relro when using a
8376 * layout.h (class Layout): Add increase_relro method. Add
8377 increase_relro_ field. Update declarations.
8378 * output.cc (Output_section::Output_section): Initialize
8379 is_last_relro_ and is_first_non_relro_.
8380 (Output_segment::add_output_section): Group relro sections is
8381 do_sort is true. Handle is_last_relro and is_first_non_relro.
8382 (Output_segment::maximum_alignment): Remove relro handling.
8383 (Output_segment::set_section_addresses): Add increase_relro
8384 parameter. Change all callers. Add initial alignment to align
8385 relro sections on separate page. Remove old relro handling.
8386 (Output_segment::set_section_list_addresses): Remove in_relro
8387 parameter. Change all callers.
8388 (Output_segment::set_offset): Add increase parameter. Change all
8389 callers. Remove old relro handling.
8390 * output.h (class Output_section): Add new methods: is_last_relro,
8391 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8392 Add is_last_relro_ and is_first_non_relro_ fields.
8393 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8394 Create separate .got.plt section. Call increase_relro.
8395 * x86_64.cc (Target_x86_64::got_section): Likewise.
8396 * testsuite/relro_script_test.t: Add .got.plt.
8399 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8400 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8401 (Layout::finalize): Call set_dynamic_symbol_size.
8402 (Layout::set_dynamic_symbol_size): New function.
8403 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8404 set_dynamic_symbol_size.
8407 * output.h (class Output_section): Add is_entsize_zero_ field.
8408 * output.cc (Output_section::Output_section): Initialize
8410 (Output_section::set_entsize): If two different entsizes are
8411 requested, force it to zero.
8412 (Output_section::add_input_section): Set flags for .debug_str
8413 before updating section flags. Set entsize.
8414 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8415 and SHF_STRING if all input sections have those flags.
8417 2009-12-29 Rafael Espindola <espindola@google.com>
8419 * main.cc (main): Fix the sys time reporting.
8420 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8423 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8425 * options.cc (General_options::parse_version): Allow -v to exit
8426 without an error if there is nothing to link.
8428 2009-12-29 Ian Lance Taylor <iant@google.com>
8430 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8431 using a version of gcc before 4.1.
8432 * configure: Rebuild.
8434 2009-12-28 Chris Demetriou <cgd@google.com>
8436 * attributes.cc (Output_attributes_section_data::do_write): Use
8437 std::vector::front rather than std::vector::data.
8439 2009-12-28 Ian Lance Taylor <iant@google.com>
8441 * symtab.h (class Symbol_table): Add enum Defined.
8442 * resolve.cc (Symbol_table::should_override): Add defined
8443 parameter. Change all callers. Test whether object is NULL
8444 before calling a method on it.
8445 (Symbol_table::report_resolve_problem): Add defined parameter.
8447 (Symbol_table::should_override_with_special): Likewise.
8448 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8449 parameter. Change all callers.
8450 (Symbol_table::do_define_in_output_data): Likewise.
8451 (Symbol_table::define_in_output_segment): Likewise.
8452 (Symbol_table::do_define_in_output_segment): Likewise.
8453 (Symbol_table::define_as_constant): Likewise.
8454 (Symbol_table::do_define_as_constant): Likewise.
8455 * script.h (class Symbol_assignment): Add is_defsym parameter to
8456 constructor; change all callers.
8457 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8458 parameter. Change all callers. Add is_defsym_ field.
8459 (class Parser_closure): Add parsing_defsym parameter to
8460 constructor; change all callers. Add parsing_defsym accessor
8461 function. Add parsing_defsym_ field.
8463 2009-12-28 Ian Lance Taylor <iant@google.com>
8465 * gold.cc (queue_middle_tasks): Fix formatting.
8466 * object.cc (Relobj::is_section_name_included): Likewise.
8468 2009-12-23 Ian Lance Taylor <iant@google.com>
8470 * i386.cc (Target_i386::do_calls_non_split): Recognize
8471 -fsplit-stack prologue for a function with a static chain.
8472 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8473 -fsplit-stack prologue when using %r11.
8475 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8477 * options.cc (General_options::parse_version): Make -v continue and do
8478 the link like GNU ld does.
8480 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8482 * Makefile.am (CCFILES): Add timer.cc.
8483 (HFILES): Add timer.h.
8484 * configure.ac: Check for sysconf and times.
8485 * main.cc: include timer.h.
8486 (main): Use Timer instead of get_run_time.
8489 * workqueue.cc: include timer.h.
8490 (Workqueue::find_and_run_task):
8491 Report user, sys and wall time.
8492 * Makefile.in: Regenerate.
8493 * config.in: Regenerate.
8494 * configure: Regenerate.
8496 2009-12-16 Doug Kwan <dougkwan@google.com>
8498 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8500 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8501 relaxed input sections.
8502 * output.cc (Output_section::find_relaxed_input_section): Change
8503 return type to Output_relaxed_input_section pointer. Adjust code
8504 for new type of relaxed_input_section_map_.
8505 * output.h (Output_section::find_relaxed_input_section): Change
8506 return type to Output_relaxed_input_section pointer.
8507 (Output_section::Output_relaxed_input_section_by_input_section_map):
8509 (Output_section::relaxed_input_section_map_): Change type to
8510 Output_section::Output_relaxed_input_section_by_input_section_map.
8511 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8514 2009-12-15 Ian Lance Taylor <iant@google.com>
8516 * layout.cc (Layout::create_shstrtab): Only write out after input
8517 sections if we are compressing debug sections.
8519 2009-12-15 Ian Lance Taylor <iant@google.com>
8521 * archive.cc (Archive::add_symbols): Only look up a symbol without
8522 a version if there is, in fact, a version.
8524 2009-12-14 Ian Lance Taylor <iant@google.com>
8526 Revert -Wshadow changes, all changes from:
8527 2009-12-11 Doug Kwan <dougkwan@google.com>
8528 2009-12-11 Nick Clifton <nickc@redhat.com>
8529 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8531 2009-12-11 Doug Kwan <dougkwan@google.com>
8533 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8535 * attributes.cc (Object_attribute::size): Ditto.
8536 (Attributes_section_data::size): Ditto.
8537 (Attributes_section_data::Attributes_section_data): Ditto.
8538 (Output_attributes_section_data::do_write): Ditto.
8539 * attributes.h (Object_attribute::set_type): Ditto.
8540 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8542 2009-12-11 Nick Clifton <nickc@redhat.com>
8544 * archive.cc: Fix shadowed variable warnings.
8546 * compressed_output.cc: Likewise.
8547 * compressed_output.h: Likewise.
8548 * configure: Likewise.
8549 * dwarf_reader.cc: Likewise.
8550 * dynobj.cc: Likewise.
8551 * dynobj.h: Likewise.
8552 * ehframe.cc: Likewise.
8553 * ehframe.h: Likewise.
8554 * errors.cc: Likewise.
8555 * expression.cc: Likewise.
8556 * fileread.cc: Likewise.
8557 * fileread.h: Likewise.
8558 * freebsd.h: Likewise.
8559 * i386.cc: Likewise.
8561 * incremental.h: Likewise.
8562 * layout.cc: Likewise.
8563 * layout.h: Likewise.
8564 * mapfile.cc: Likewise.
8565 * merge.cc: Likewise.
8566 * merge.h: Likewise.
8567 * object.cc: Likewise.
8568 * object.h: Likewise.
8569 * options.h: Likewise.
8570 * output.cc: Likewise.
8571 * output.h: Likewise.
8572 * parameters.cc: Likewise.
8573 * plugin.cc: Likewise.
8574 * powerpc.cc: Likewise.
8575 * reduced_debug_output.cc: Likewise.
8576 * reduced_debug_output.h: Likewise.
8577 * reloc.cc: Likewise.
8578 * reloc.h: Likewise.
8579 * resolve.cc: Likewise.
8580 * script-sections.cc: Likewise.
8581 * script.cc: Likewise.
8582 * script.h: Likewise.
8583 * sparc.cc: Likewise.
8584 * symtab.cc: Likewise.
8585 * symtab.h: Likewise.
8586 * target-select.cc: Likewise.
8587 * target-select.h: Likewise.
8588 * token.h: Likewise.
8589 * workqueue.cc: Likewise.
8590 * workqueue.h: Likewise.
8591 * x86_64.cc: Likewise.
8593 2009-12-10 Doug Kwan <dougkwan@google.com>
8595 * arm.cc (attributes.h): New include.
8596 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8597 (Arm_relobj::~Arm_relobj): Delete object pointed by
8598 attributes_section_data_.
8599 (Arm_relobj::attributes_section_data): New method definition.
8600 (Arm_relobj::attributes_section_data_): New data member declaration.
8601 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8602 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8603 attributes_section_data_.
8604 (Arm_dynobj::attributes_section_data): New method definition.
8605 (Arm_dynobj::attributes_section_data_): New data member declaration.
8606 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8607 initialization value of may_use_blx_ to false.
8608 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8609 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8610 object attributes to compute results instead of hard-coding.
8611 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8612 Target_arm::get_secondary_compatible_arch,
8613 Target_arm::set_secondary_compatible_arch
8614 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8615 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8616 New method declarations.
8617 (Target_arm::get_aeabi_object_attribute): New method definition.
8618 (Target_arm::attributes_section_data_): New data member declaration.
8619 (read_arm_attributes_section): New template definition.
8620 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8621 (Arm_dynobj::do_read_symbols): Ditto.
8622 (Target_arm::do_finalize_sections): Merge attributes sections from
8623 input. Check for BLX use after attributes section merging.
8624 Fix __exidx_start and __exidx_end visibility. Create an
8625 .ARM.attributes section if necessary.
8626 (Target_arm::get_secondary_compatible_arch,
8627 Target_arm::set_secondary_compatible_arch,
8628 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8629 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8630 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8631 New method definitions.
8633 2009-12-09 Ian Lance Taylor <iant@google.com>
8635 * plugin.cc (Plugin::load): Don't cast from void* to a function
8638 2009-12-09 Ian Lance Taylor <iant@google.com>
8640 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8643 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8645 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8646 Replace two_file_shared_1.so with two_file_shared_2.so.
8647 * testsuite/Makefile.in: Regenerated.
8649 2009-12-08 Doug Kwan <dougkwan@google.com>
8651 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8652 (HFILES): Add attributes.h and int_encoding.h.
8653 * Makefile.in: Regenerate.
8654 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8655 function definitions to int_encoding.cc
8656 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8657 prototypes to int_encoding.h
8658 * reduced_debug_output.cc (int_encoding.h): New include.
8659 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8660 function definitions to int_encoding.cc
8661 (insert_into_vector, read_from_pointer): Move template definitions to
8663 * attributes.cc: New file.
8664 * attributes.h: New file.
8665 * int_encoding.cc: New file.
8666 * int_encoding.h: New file.
8668 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8671 * incremental-dump.cc (dump_incremental_inputs): New.
8672 (main): Use dump_incremental_inputs.
8674 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8677 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8678 checking elfcpp::STT_FUNC.
8679 (Target_i386::Relocate::relocate): Likewise.
8680 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8682 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8683 symbols from shared libraries into normal FUNC symbols.
8685 * symtab.h (Symbol): Add is_func and use it.
8687 2009-12-05 Doug Kwan <dougkwan@google.com>
8689 * arm.cc (Target_arm::arm_info): Initialize new fields
8690 attributes_section and attributes_vendor.
8691 * i386.cc (Target_i386::i386_info): Same.
8692 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8693 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8694 fields attributes_section and attributes_vendor.
8695 * sparc.cc (Target_sparc::sparc_info): Same.
8696 * target.h (Target::attributes_section, Target::attributes_vendor,
8697 Target::is_attributes_section, Target::attribute_arg_type,
8698 Target::attributes_order): New method definitions.
8699 (Target::Target_info::attributes_section,
8700 Target::Target_info::attributes_vendor): New fields.
8701 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8702 virtual method definitions.
8703 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8704 attributes_section and attributes_vendor.
8705 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8707 2009-12-05 Doug Kwan <dougkwan@google.com>
8709 * arm.cc: Update comments about interworking and stub generation.
8710 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8711 considered as non-PIC.
8712 (Arm_relocate_functions::base_abs): Fix formatting.
8713 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8714 of function to use GOT entry address instead of offset.
8715 (Target_arm::Scan::global): Issue an error if a symbol would need a
8716 PLT does not get one because it is untyped. Remove code to create
8717 dynamic symbols for relative branches.
8718 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8719 takes unsigned integer instead of boolean.
8721 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8723 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8724 (two_file_test_LDADD): Likewise.
8725 (common_test_1_LDADD): Likewise.
8726 (exception_test_LDADD) Likewise.
8727 (weak_test_LDADD): Likewise.
8728 (many_sections_test_LDADD): Likewise.
8729 (initpri1_LDADD): Likewise.
8730 (script_test_1_LDADD): Likewise.
8731 (script_test_2_LDADD): Likewise.
8732 (justsyms_LDADD): Likewise.
8733 (binary_test_LDADD): Likewise.
8734 (large_LDADD): Likewise.
8735 * testsuite/Makefile.in: Regenerated.
8737 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8739 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8740 (Symbol_table::override_with_special): Likewise.
8741 (Symbol_table::add_from_object): Likewise.
8743 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8745 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8746 Don't set the data_offset twice.
8748 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8750 * testsuite/Makefile.in: Regenerate.
8752 2009-12-03 Doug Kwan <dougkwan@google.com>
8754 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8755 (Target_arm::do_finalize_sections): Add parameter for symbol table
8756 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8757 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8758 parameter for symbol table pointer.
8759 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8760 an additional parameter for a pointer to symbol table.
8761 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8762 parameter for a symbol table pointer.
8763 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8764 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8766 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8767 parameter for a symbol table pointer.
8769 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8771 * incremental.cc (Incremental_inputs_header)
8772 (Incremental_inputs_header_write, Incremental_inputs_entry)
8773 (Incremental_inputs_entry_write): Move ...
8774 * incremental.h (Incremental_inputs_header)
8775 (Incremental_inputs_header_write, Incremental_inputs_entry)
8776 (Incremental_inputs_entry_write): here.
8778 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8780 * incremental.cc (make_sized_incremental_binary): Set the target.
8781 Error if it is incompatible.
8782 * output.h (Output_file): Add filename method.
8784 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8786 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8787 from the get_* methods.
8789 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8791 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8792 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8793 Write 0 for the data_offset of scripts.
8795 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8797 * testsuite/Makefile.am: Add the incremental_test.sh test.
8798 * testsuite/incremental_test.sh: New.
8799 * testsuite/incremental_test_1.c: New.
8800 * testsuite/incremental_test_2.c: New.
8802 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8804 * incremental-dump.cc (main): Fix typos.
8806 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8809 * incremental-dump.cc (main): Use llu to print 64 bit values.
8811 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8812 H.J. Lu <hongjiu.lu@intel.com>
8814 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8816 (incremental_dump_LDADD): Likewise.
8817 * Makefile.in: Regenerated.
8819 2009-11-25 Doug Kwan <dougkwan@google.com>
8823 2009-11-25 Doug Kwan <dougkwan@google.com>
8825 * arm.cc (Target_arm::Target_arm): Move method definition
8826 outside of class definition. Add code to handle
8827 --target1-rel, --target1-abs and --target2= options.
8828 (Target_arm::get_reloc_reloc_type): Change method to be
8829 non-static and const.
8830 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8831 New data member declaration.
8832 (Target_arm::Scan::local, Target_arm::Scan::global,
8833 Target_arm::Relocate::relocate,
8834 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8835 Adjust call to Target_arm::get_real_reloc_type.
8836 (Target_arm::get_real_reloc_type): Use command line options
8837 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8838 * options.h (--target1-rel, --target1-abs, --target2): New
8841 2009-11-25 Doug Kwan <dougkwan@google.com>
8843 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8844 class definition. Add code to handle --target1-rel, --target1-abs
8845 and --target2= options.
8846 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8848 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8850 (Target_arm::Scan::local, Target_arm::Scan::global,
8851 Target_arm::Relocate::relocate,
8852 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8853 call to Target_arm::get_real_reloc_type.
8854 (Target_arm::get_real_reloc_type): Use command line options to
8855 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8856 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8859 2009-11-25 Doug Kwan <dougkwan@google.com>
8861 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8862 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8863 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8865 (Arm_relocate_functions::thm_call): Replace body with a call to
8866 Arm_relocate_functions::thumb_branch_common.
8867 (Arm_relocate_functions::thm_jump24,
8868 Arm_relocate_functions::thm_xpc22): New method definitions.
8869 (Arm_relocate_functions::thumb_branch_common): New method definition.
8870 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8872 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8873 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8875 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8877 * Makefile.am: Build incremental-dump
8878 * Makefile.in: Regenerate.
8879 * incremental-dump.cc: New.
8880 * incremental.cc (Incremental_inputs_header_data,
8881 Incremental_inputs_entry_data): Move to incremental.h
8882 * incremental.h: (Incremental_inputs_header_data,
8883 Incremental_inputs_entry_data): Move from incremental.cc
8885 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8887 * incremental.cc (Incremental_inputs_header,
8888 Incremental_inputs_header_write, Incremental_inputs_entry,
8889 Incremental_inputs_entry_write): Add a typedef with the data type.
8891 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8893 * incremental.cc (Incremental_inputs_header,
8894 Incremental_inputs_header_write, Incremental_inputs_entry,
8895 Incremental_inputs_entry_write): Update comment about which
8896 type has the filed descriptions.
8898 2009-11-15 Doug Kwan <dougkwan@google.com>
8900 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8901 (Arm_relocate_functions::arm_branch_common): Change method defintion
8902 in class definition to a method declaration and update list of formal
8904 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8905 Arm_relocation_functions::jump24): Adjust call to
8906 Arm_relocate_functions::arm_branch_common. Update list of formal
8908 (Arm_relocate_functions::xpc25): New method definition.
8909 (Arm_relocate_functions::arm_branch_common): Move method defintion
8910 out from class definition. Use stubs for mode-switching and extending
8912 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8913 specially. Change code to enable use of stubs in ARM branches.
8915 2009-11-10 Doug Kwan <dougkwan@google.com>
8917 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8918 in method declaration.
8919 (Target_arm::relocate_stub): New method declaration.
8920 (Target_arm::default_target): Change to return a pointer instead of
8922 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8923 Target_arm::default_target.
8924 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8926 (Target_arm::relocate_section): Adjust view.
8927 (Target_arm::relocate_stub): New method definition.
8929 2009-11-10 Doug Kwan <dougkwan@google.com>
8931 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8933 * incremental.cc (open_incremental_binary): Initialized local
8934 variables to avoid warnings.
8935 * object.cc (make_elf_object): Ditto.
8936 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8939 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8942 * testsuite/plugin_test.c: Include "config.h".
8944 2009-11-09 Doug Kwan <dougkwan@google.com>
8946 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8947 (arm_symbol_value): Remove.
8948 (Arm_relocate_functions::arm_branch_common,
8949 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8950 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8951 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8952 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8953 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8954 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8955 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8956 Arm_relocate_functions::thm_mobw_abs_nc,
8957 Arm_relocate_functions::thm_mov_abs,
8958 Arm_relocate_functions::movw_prel_nc,
8959 Arm_relocate_functions::thm_movt_abs,
8960 Arm_relocate_functions::movt_prel,
8961 Arm_relocate_functions::thm_movw_prel_nc,
8962 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8963 (Target_arm::Relocate::relocate): Only decompose address into two
8964 parts if relocation type uses the thumb-bit and pass the actual
8965 bit instead of a flag indicating that the thumb-bit is used. Adjust
8966 calls to methods in Arm_relocate_functions for this change.
8968 2009-11-08 Ian Lance Taylor <iant@google.com>
8971 * reloc.cc: Instantiate
8972 Sized_relobj::initialize_input_to_output_maps and
8973 Sized_relobj:free_input_to_output_maps.
8975 2009-11-06 Ian Lance Taylor <iant@google.com>
8978 * defstd.cc (in_segment): Set only_if_ref true for "end".
8980 2009-11-06 Doug Kwan <dougkwan@google.com>
8982 * arm.cc (class Reloc_stub): Correct a comment.
8983 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8984 (Target_arm::scan_section_for_stubs): New method declaration.
8985 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8986 Change methods from private to protected.
8987 (Target_arm::do_may_relax): New method definition.
8988 (Target_arm::do_relax, Target_arm::group_sections,
8989 Target_arm::scan_reloc_for_stub,
8990 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8991 (Target_arm::arm_input_section_map_): New data member declaration.
8992 (Target_arm::scan_reloc_for_stub,
8993 Target_arm::scan_reloc_section_for_stubs,
8994 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8995 Target_arm::do_relax): New method definitions.
8997 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8999 * configure.ac: Check for (struct stat)::st_mtim
9000 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9001 * config.in: Regenerate.
9002 * configure: Regenerate.
9004 2009-11-05 Ian Lance Taylor <iant@google.com>
9007 * output.cc (Output_segment::add_output_section): Add missing
9010 2009-11-04 Ian Lance Taylor <iant@google.com>
9013 * object.h (class Object): Add is_needed and set_is_needed
9014 methods. Add is_needed_ field. Make bool fields into bitfields.
9015 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9016 defined in a dynamic object and referenced by a regular object,
9017 set is_needed for the dynamic object.
9018 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9019 if the file is marked with as_needed and it is not needed.
9021 2009-11-04 Ian Lance Taylor <iant@google.com>
9024 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9025 tags if data is discarded by linker script.
9026 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9027 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9028 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9029 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9031 2009-11-04 Ian Lance Taylor <iant@google.com>
9033 * layout.cc (Layout::get_output_section): Add is_interp and
9034 is_dynamic_linker_section parameters. Change all callers.
9035 (Layout::choose_output_section): Likewise.
9036 (Layout::make_output_section): Likewise.
9037 (Layout::add_output_section_data): Add is_dynamic_linker_section
9038 parameter. Change all callers.
9039 * layout.h (class Layout): Update declarations.
9040 * output.h (class Output_section): Add is_interp, set_is_interp,
9041 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9042 Add is_interp_, is_dynamic_linker_section_ fields. Change
9043 generate_code_fills_at_write_ to a bitfield.
9044 * output.cc (Output_section::Output_sections): Initialize new
9046 (Output_segment::add_output_section): Add do_sort parameter.
9049 2009-11-03 Ian Lance Taylor <iant@google.com>
9052 * options.h (class General_options): Add --warn-common.
9053 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9054 merging two common symbols.
9055 (Symbol_table::should_override): Handle --warn-common when merging
9056 a common symbol with a defined symbol. Use report_resolve_problem
9057 for multiple definitions.
9058 (Symbol_table::report_resolve_problem): New function.
9059 * symtab.h (class Symbol_table): Declare report_resolve_problem.
9061 2009-11-03 Doug Kwan <dougkwan@google.com>
9063 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9065 (Target_arm::stub_factory): New method definition.
9066 (Target_arm::new_arm_input_section,
9067 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9068 Target_arm::reloc_uses_thumb_bit): New method declarations.
9069 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9070 New type definitions.
9071 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9072 member declarations.
9073 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9074 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9075 New method definitions.
9077 2009-11-03 Ian Lance Taylor <iant@google.com>
9079 * options.h (class General_options): Add --warn_constructors.
9081 2009-11-03 Ian Lance Taylor <iant@google.com>
9084 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9085 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9087 2009-11-03 Ian Lance Taylor <iant@google.com>
9090 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9091 --msgid-bugs-address.
9092 (install-pdf): New target.
9093 (install-data_yes): Look up one directory to find mkinstalldirs.
9095 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9097 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9100 2009-10-30 Doug Kwan <dougkwan@google.com>
9102 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9104 2009-10-30 Doug Kwan <dougkwan@google.com>
9106 * arm.cc (Stub_addend_reader): New struct template definition
9107 and partial specializations.
9108 (Stub_addend_reader::operator()): New method definition for a
9109 partially specialized template.
9111 2009-10-30 Doug Kwan <dougkwan@google.com>
9113 * arm.cc (Arm_relobj::processor_specific_flags): New method
9115 (Arm_relobj::do_read_symbols): New method declaration.
9116 (Arm_relobj::processor_specific_flags_): New data member declaration.
9117 (Arm_dynobj): New class definition.
9118 (Target_arm::do_finalize_sections): Add input_objects parameter.
9119 (Target_arm::do_adjust_elf_header): New method declaration.
9120 (Target_arm::are_eabi_versions_compatible,
9121 (Target_arm::merge_processor_specific_flags): New method declaration.
9122 (Target_arm::do_make_elf_object): New overloaded method definitions
9124 (Arm_relobj::do_read_symbols): New method definition.
9125 (Arm_dynobj::do_read_symbols): Ditto.
9126 (Target_arm::do_finalize_sections): Add input_objects parameters.
9127 Merge processor-specific flags from all input objects.
9128 (Target_arm::are_eabi_versions_compatible,
9129 Target_arm::merge_processor_specific_flags,
9130 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9131 New method definitions.
9132 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9133 Input_objects pointer type parameter.
9134 * layout.cc (Layout::finalize): Pass input objects to target's.
9135 finalize_sections function.
9136 * output.cc (Output_file_header::do_sized_write): Set ELF file
9137 header's processor-specific flags.
9138 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9139 Input_objects pointer type parameter.
9140 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9141 * target.h (Input_objects): New forward class declaration.
9142 (Target::processor_specific_flags,
9143 Target::are_processor_specific_flags_sect): New method definitions.
9144 (Target::finalize_sections): Add input_objects parameter.
9145 (Target::Target): Initialize processor_specific_flags_ and
9146 are_processor_specific_flags_set_.
9147 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9149 (Target::set_processor_specific_flags): New method definition.
9150 (Target::processor_specific_flags_,
9151 Target::are_processor_specific_flags_set_): New data member
9153 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9154 Input_objects pointer type parameter.
9156 2009-10-30 Doug Kwan <dougkwan@google.com>
9158 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9160 2009-10-28 Ian Lance Taylor <iant@google.com>
9162 * object.h (class Relobj): Drop options parameter from
9163 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9164 do_scan_relocs, do_relocate. Change all callers.
9165 (class Sized_relobj): Drop options parameters from
9166 do_gc_process_relocs, do_scan_relocs, do_relocate,
9167 do_relocate_sections, relocate_sections, emit_relocs_scan,
9168 emit_relocs_scan_reltype. Change all callers.
9169 (struct Relocate_info): Remove options field and all references to
9171 * reloc.h (class Read_relocs): Remove options constructor
9172 parameter and options_ field. Change all callers.
9173 (class Gc_process_relocs, class Scan_relocs): Likewise.
9174 (class Relocate_task): Likewise.
9175 * target-reloc.h (scan_relocs): Remove options parameter. Change
9177 (scan_relocatable_relocs): Likewise.
9178 * target.h (class Sized_target): Remove options parameter from
9179 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9181 * gc.h (gc_process_relocs): Remove options parameter. Change all
9183 * arm.cc: Update functions to remove options parameters.
9184 * i386.cc: Likewise.
9185 * powerpc.cc: Likewise.
9186 * sparc.cc: Likewise.
9187 * x86_64.cc: Likewise.
9188 * testsuite/testfile.cc: Likewise.
9190 2009-10-28 Doug Kwan <dougkwan@google.com>
9192 * arm.cc (Arm_relobj): New class definition.
9193 (Arm_relobj::scan_sections_for_stubs,
9194 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9195 New method definitions.
9197 2009-10-28 Cary Coutant <ccoutant@google.com>
9199 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9200 (Plugin::cleanup_done_): New member.
9201 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9202 (Plugin_manager::cleanup_done_): Remove.
9203 (Plugin_manager::add_input_file): Edit error message.
9204 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9205 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9207 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9209 * fileread.cc: (File_read::View::~View): Use the new
9210 data_ownership_ filed.
9211 (File_read::~File_read): Dispose the new whole_file_view_.
9212 (File_read::open): Mmap the whole file if needed.
9213 (File_read::open): Use whole_file_view_ instead of contents_.
9214 (File_read::find_view): Use whole_file_view_ if applicable.
9215 (File_read::do_read): Use whole_file_view_ instead of contents_.
9216 (File_read::make_view): Use whole_file_view_ instead of contents_,
9217 update File_read::View::View call.
9218 (File_read::find_or_make_view): Update File_read::View::View
9220 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9222 (File_read::View::Data_ownership): New enum.
9223 (File_read::View::View): Replace bool mapped_ with Data_ownership
9225 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9226 (File_read::View::data_ownership_): New field.
9227 (File_read::contents_): Remove (replaced by whole_file_view_).
9228 (File_read::whole_file_view_): New field.
9229 * options.h (class General_options): Add --keep-files-mapped.
9231 2009-10-27 Cary Coutant <ccoutant@google.com>
9233 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9234 * testsuite/Makefile.am (plugin_test_5): New test case.
9235 * testsuite/Makefile.in: Regenerate.
9237 2009-10-25 Doug Kwan <dougkwan@google.com>
9239 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9240 from private to protected to allow access by child class.
9241 (Sized_relobj::do_relocate_sections): New method declaration.
9242 (Sized_relobj::relocate_sections): Virtualize.
9243 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9244 Sized_relobj::relocate_sections. Instantiate template explicitly
9245 for different target sizes and endianity.
9247 2009-10-24 Doug Kwan <dougkwan@google.com>
9249 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9250 (Arm_input_section::as_arm_input_section): New method.
9251 (Arm_output_section): New class definition.
9252 (Arm_output_section::create_stub_group,
9253 Arm_output_section::group_sections): New method definitions.
9255 2009-10-22 Doug Kwan <dougkwan@google.com>
9257 * arm.cc (Arm_input_section): New class definition.
9258 (Arm_input_section::init, Arm_input_section:do_write,
9259 Arm_input_section::set_final_data_size,
9260 Arm_input_section::do_reset_address_and_file_offset): New method
9263 2009-10-21 Doug Kwan <dougkwan@google.com>
9265 * arm.cc (Stub_table, Arm_input_section): New forward class
9267 (Stub_table): New class defintion.
9268 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9269 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9270 New method definition.
9272 2009-10-21 Doug Kwan <dougkwan@google.com>
9274 * arm.cc: Update copyright comments.
9275 (Target_arm): New forward class template declaration.
9276 (Arm_address): New type.
9277 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9278 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9279 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9281 (Insn_template): Same.
9282 (DEF_STUBS): New macro.
9283 (Stub_type): New enum type.
9284 (Stub_template): New class definition.
9287 (Stub_factory): Same.
9288 (Target_arm::Target_arm): Initialize may_use_blx_ and
9289 should_force_pic_veneer_.
9290 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9291 Target_arm::should_force_pic_veneer,
9292 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9293 Target_arm::using_thumb_only, Target_arm:;default_target): New
9295 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9296 New data member declarations.
9297 (Insn_template::size, Insn_template::alignment): New method defintions.
9298 (Stub_template::Stub_template): New method definition.
9299 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9300 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9301 (Stub_factory::Stub_factory): New method definition.
9302 * gold.h (string_hash): New template.
9303 * output.h (Input_section_specifier::hash_value): Use
9305 (Input_section_specifier::string_hash): Remove.
9306 * stringpool.cc (Stringpool_template::string_hash): Use
9309 2009-10-20 Doug Kwan <dougkwan@google.com>
9311 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9312 symbols of relaxed input sections.
9313 * output.h (Output_section::find_relaxed_input_section): Make
9316 2009-10-16 Doug Kwan <dougkwan@google.com>
9318 * dynobj.cc (Versions::Versions): Initialize version_script_.
9319 Only insert base version symbol definition for a shared object
9320 if version script defines any version versions.
9321 (Versions::define_base_version): New method definition.
9322 (Versions::add_def): Check that base version is not needed.
9323 (Versions::add_need): Define base version lazily.
9324 * dynobj.h (Versions::define_base_version): New method declaration.
9325 (Versions::needs_base_version_): New data member declaration.
9326 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9327 (check_DATA): Add no_version_test.stdout.
9328 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9330 * testsuite/Makefile.in: Regenerate.
9331 * testsuite/no_version_test.c: New file.
9332 * testsuite/no_version_test.sh: Ditto.
9334 2009-10-16 Doug Kwan <dougkwan@google.com>
9336 * expression.cc (class Segment_start_expression): New class definition.
9337 (Segment_start_expression::value): New method definition.
9338 (script_exp_function_segment_start): Return a new
9339 Segment_start_expression.
9340 * gold/script-c.h (script_saw_segment_start_expression): New function
9342 * script-sections.cc (Script_sections::Script_sections): Initialize
9343 SAW_SEGMENT_START_EXPRESSION_ to false.
9344 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9345 and -Tbbs options to specify section addresses if given in
9346 command line and no SEGMENT_START expression is seen in a script.
9347 * script-sections.h (Script_sections::saw_segment_start_expression,
9348 Script_sections::set_saw_segment_start_expression): New method
9350 (Script_sections::saw_segment_start_expression_): New data member
9352 * script.cc (script_saw_segment_start_expression): New function.
9353 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9354 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9355 script_test_7.sh and script_test_8.sh.
9356 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9357 script_test_8.stdout.
9358 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9359 (script_test_6, script_test_6.stdout, script_test_7,
9360 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9361 * Makefile.in: Regenerate.
9362 * testsuite/script_test_6.sh: New file.
9363 * testsuite/script_test_6.t: Same.
9364 * testsuite/script_test_7.sh: Same.
9365 * testsuite/script_test_7.t: Same.
9366 * testsuite/script_test_8.sh: Same.
9368 2009-10-16 Doug Kwan <dougkwan@google.com>
9370 * output.cc (Output_segment::set_section_list_address): Cast
9371 expressions to unsigned long long type to avoid format warnings.
9373 2009-10-15 Ian Lance Taylor <iant@google.com>
9375 * script.cc (Script_options::add_symbol_assignment): Always add a
9376 dot assignment to script_sections_.
9377 * script-sections.cc (Script_sections::add_dot_assignment):
9378 Initialize if necessary.
9380 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9381 program headers with no load segment if there is a linker script.
9383 * layout.cc (Layout::set_segment_offsets): Align the file offset
9384 to the segment aligment for -N or -n with no load segment.
9385 * output.cc (Output_segment::add_output_section): Don't crash if
9386 the first section is a TLS section.
9387 (Output_segment::set_section_list_addresses): Print an error
9388 message if the address moves backward in a linker script.
9389 * script-sections.cc
9390 (Output_section_element_input::set_section_addresses): Don't
9391 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9392 (Orphan_output_section::set_section_addresses): Likewise.
9394 2009-10-15 Doug Kwan <dougkwan@google.com>
9396 * layout.cc (Layout::finish_dynamic_section): Generate tags
9397 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9398 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9399 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9401 2009-10-14 Ian Lance Taylor <iant@google.com>
9403 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9405 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9406 data_shdr fields of relinfo.
9407 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9408 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9409 R_386_TLS_LDO_32, adjust based on section flags.
9410 (Target_i386::Relocate::fix_up_ldo): Remove.
9412 2009-10-13 Ian Lance Taylor <iant@google.com>
9414 Add support for -pie.
9415 * options.h (class General_options): Add -pie and
9417 (General_options::output_is_position_independent): Test -pie.
9418 (General_options::output_is_executable): Return true if not shared
9419 and not relocatable.
9420 (General_options::output_is_pie): Remove.
9421 * options.cc (General_options::finalize): Reject incompatible uses
9423 * gold.cc (queue_middle_tasks): A -pie link is not static.
9424 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9425 * symtab.cc (Symbol::final_value_is_known): Return false if
9426 output_is_position_independent.
9427 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9428 output_is_position_independent.
9429 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9430 output_is_position_independent.
9431 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9432 output_is_position_independent.
9433 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9435 (basic_pie_test.o, basic_pie_test): New targets.
9436 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9437 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9438 (two_file_pie_test): New target.
9439 * testsuite/Makefile.in: Rebuild.
9440 * README: Remove note saying that -pie is not supported.
9442 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9444 * options.h (class General_options): Add -init and -fini.
9445 * layout.cc (Layout::finish_dynamic_section): Emit
9446 given init and fini functions.
9448 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9450 * gc.h (gc_process_relocs): Check if icf is enabled using new
9452 * gold.cc (queue_initial_tasks): Likewise.
9453 (queue_middle_tasks): Likewise.
9454 * object.cc (do_layout): Likewise.
9455 * symtab.cc (is_section_folded): Likewise.
9456 * main.cc (main): Likewise.
9457 * reloc.cc (Read_relocs::run): Likewise.
9458 (Sized_relobj::do_scan_relocs): Likewise.
9459 * icf.cc (is_function_ctor_or_dtor): New function.
9460 (Icf::find_identical_sections): Check if function is ctor or dtor when
9462 * options.h (General_options::icf): Change option to be an enum.
9463 (Icf_status): New enum.
9464 (icf_enabled): New method.
9465 (icf_safe_folding): New method.
9466 (set_icf_status): New method.
9467 (icf_status_): New variable.
9468 * (options.cc) (General_options::finalize): Set icf_status_.
9469 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9470 icf_test and icf_keep_unique_test to use the --icf enum flag.
9471 * testsuite/icf_safe_test.sh: New file.
9472 * testsuite/icf_safe_test.cc: New file.
9474 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9476 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9477 includes to gc.h and icf.h.
9478 * arm.cc: Include gc.h.
9479 * gold.cc: Likewise.
9480 * i386.cc: Likewise.
9481 * powerpc.cc: Likewise.
9482 * sparc.cc: Likewise.
9483 * x86_64.cc: Likewise.
9484 * gc.h: Include icf.h.
9486 2009-10-11 Ian Lance Taylor <iant@google.com>
9488 * plugin.cc: Include "gold.h" before other header files.
9490 2009-10-10 Chris Demetriou <cgd@google.com>
9492 * options.h (Input_file_argument::Input_file_type): New enum.
9493 (Input_file_argument::is_lib_): Replace with...
9494 (Input_file_argument::type_): New member.
9495 (Input_file_argument::Input_file_argument): Take Input_file_type
9496 'type' rather than boolean 'is_lib' as second argument.
9497 (Input_file_argument::is_lib): Use type_.
9498 (Input_file_argument::is_searched_file): New function.
9499 (Input_file_argument::may_need_search): Handle is_searched_file.
9500 * options.cc (General_options::parse_library): Support -l:filename.
9501 (General_options::parse_just_symbols): Update for Input_file_argument
9503 (Command_line::process): Likewise.
9504 * archive.cc (Archive::get_file_and_offset): Likewise.
9505 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9506 * script.cc (read_script_file, script_add_file): Likewise.
9507 * fileread.cc (Input_file::Input_file): Likewise.
9508 (Input_file::will_search_for): Handle is_searched_file.
9509 (Input_file::open): Likewise.
9510 * readsyms.cc (Read_symbols::get_name): Likewise.
9511 * testsuite/Makefile.am (searched_file_test): New test.
9512 * testsuite/Makefile.in: Regenerate.
9513 * testsuite/searched_file_test.cc: New file.
9514 * testsuite/searched_file_test_lib.cc: New file.
9516 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9517 Ian Lance Taylor <iant@google.com>
9519 * descriptor.cc: Include <cstdio> and "binary-io.h".
9520 (Descriptors::open): Open the files in binary mode always.
9521 * script.cc (Lex::get_token): Treat \r as whitespace.
9523 2009-10-09 Ian Lance Taylor <iant@google.com>
9525 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9527 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9528 Ian Lance Taylor <iant@google.com>
9530 * configure.ac: Check for readv function also.
9531 * fileread.cc (readv): Define if not HAVE_READV.
9532 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9534 * config.in: Regenerate.
9535 * configure: Regenerate.
9537 2009-10-09 Doug Kwan <dougkwan@google.com>
9539 * layout.cc (Layout::make_output_section): Call target hook to make
9540 ordinary output section.
9541 (Layout::finalize): Adjust parameter list of call the
9542 Target::may_relax().
9543 * layout.h (class Layout::section_list): New method.
9544 * merge.h (Output_merge_base::entsize): Change visibility to public.
9545 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9547 (Output_merge_string::do_is_string): New method.
9548 * object.cc (Sized_relobj::do_setup): renamed from
9549 Sized_relobj::set_up.
9550 * object.h (Sized_relobj::adjust_shndx,
9551 Sized_relobj::initializ_input_to_output_maps,
9552 Sized_relobj::free_input_to_output_maps): Change visibilities to
9554 (Sized_relobj::setup): Virtualize.
9555 (Sized_relobj::do_setup): New method declaration.
9556 (Sized_relobj::invalidate_section_offset,
9557 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9558 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9559 * options.cc (parse_int): New function.
9560 * options.h (parse_int): New declaration.
9561 (DEFINE_int): New macro.
9562 (stub_group_size): New option.
9563 * output.cc (Output_section::Output_section): Initialize memebers
9564 merge_section_map_, merge_section_by_properties_map_,
9565 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9566 (Output_section::add_input_section): Handled deferred code-fill
9567 generation and remove an old comment.
9568 (Output_section::add_relaxed_input_section): New method definition.
9569 (Output_section::add_merge_input_section): Use merge section by
9570 properties map to speed to search. Update merge section maps
9572 (Output_section::build_relaxation_map): New method definition.
9573 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9575 (Output_section::relax_input_section): Renamed to
9576 Output_section::convert_input_sections_to_relaxed_sections and change
9577 interface to take a vector of pointers to relaxed sections.
9578 (Output_section::find_merge_section,
9579 Output_section::find_relaxed_input_section): New method definitions.
9580 (Output_section::is_input_address_mapped,
9581 Output_section::output_offset, Output_section::output_address):
9582 Use output section data maps to speed up searching.
9583 (Output_section::find_starting_output_address): Add comments.
9584 (Output_section::do_write,
9585 Output_section::write_to_postprocessing_buffer): Do code-fill
9586 generation as appropriate.
9587 (Output_section::get_input_sections): Invalidate relaxed input section
9589 (Output_section::restore_states): Adjust type of checkpoint .
9590 Invalidate relaxed input section map.
9591 * output.h (Output_merge_base): New class declaration.
9592 (Input_section_specifier): New class defintion.
9593 (class Output_relaxed_input_section) Change base class to
9594 Output_section_data_build.
9595 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9596 base class initializer.
9597 (Output_section::add_relaxed_input_section): New method declaration.
9598 (Output_section::Input_section): Change visibility to protected.
9599 (Output_section::Input_section::relobj,
9600 Output_section::Input_section::shndx): Handle relaxed input sections.
9601 Output_section::input_sections) Change visibility to protected. Also
9602 define overload to return a non-const pointer.
9603 (Output_section::Merge_section_properties): New class defintion.
9604 (Output_section::Merge_section_by_properties_map,
9605 Output_section::Output_section_data_by_input_section_map,
9606 Output_section::Relaxation_map): New types.
9607 (Output_section::relax_input_section): Rename method to
9608 Output_section::convert_input_sections_to_relaxed_sections and change
9609 interface to take a vector of relaxed section pointers.
9610 (Output_section::find_merge_section,
9611 Output_section::find_relaxed_input_section,
9612 Output_section::build_relaxation_map,
9613 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9614 New method declarations.
9615 (Output_section::merge_section_map_
9616 Output_section::merge_section_by_properties_map_,
9617 Output_section::relaxed_input_section_map_,
9618 Output_section::is_relaxed_input_section_map_valid_,
9619 Output_section::generate_code_fills_at_write_): New data members.
9620 * script-sections.cc
9621 (Output_section_element_input::set_section_addresses): Call
9622 current_data_size and addralign methods of relaxed input sections.
9623 (Orphan_output_section::set_section_addresses): Call current_data_size
9624 and addralign methods of relaxed input sections.
9625 * symtab.cc (Symbol_table::compute_final_value): Extract template
9626 from the body of Symbol_table::sized_finalize_symbol.
9627 (Symbol_table::sized_finalized_symbol): Call
9628 Symbol_table::compute_final_value.
9629 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9630 (Symbol_table::compute_final_value): New templated method declaration.
9631 * target.cc (Target::do_make_output_section): New method defintion.
9632 * target.h (Target::make_output_section): New method declaration.
9633 (Target::relax): Add more parameters for input objects, symbol table
9634 and layout. Adjust call to do_relax.
9635 (Target::do_make_output_section): New method declaration.
9636 (Target::do_relax): Add parameters for input objects, symbol table
9639 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9641 * pread.c: Include stdio.h.
9643 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9645 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9648 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9650 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9651 Change read_shndx type to unsigned int.
9652 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9654 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9655 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9656 Change read_shndx type to unsigned int.
9657 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9659 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9660 * layout.cc (Layout::create_symtab_sections): Cast the result of
9661 local_symcount * symsize to off_t in the gold_assert.
9663 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9665 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9666 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9668 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9669 (Arm_relocate_functions::thm_abs5): New function.
9670 (Arm_relocate_functions::abs12): New function.
9671 (Arm_relocate_functions::abs16): New function.
9672 (Arm_relocate_functions::base_abs): New function.
9673 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9674 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9675 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9677 (Scan::global): Likewise.
9678 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9679 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9680 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9681 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9684 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9686 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9687 (Arm_relocate_functions::movt_prel): New function.
9688 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9689 (Arm_relocate_functions::thm_movt_prel): New function.
9690 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9691 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9692 (Scan::global, Relocate::relocate): Likewise.
9693 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9695 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9697 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9698 Incremental_checker.
9699 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9701 (class Incremental_inputs_header): New class.
9702 (Incremental_inputs_header_writer): Edit comment.
9703 (Incremental_inputs_entry): New class.
9704 (Incremental_inputs_entry_writer): Edit comment.
9705 (Sized_incremental_binary::do_find_incremental_inputs_section):
9706 Add *strtab_shndx parameter, fill it.
9707 (Sized_incremental_binary::do_check_inputs): New method.
9708 (Incremental_checker::can_incrementally_link_output_file): Use
9709 Sized_incremental_binary::check_inputs.
9710 (Incremental_inputs::report_command_line): Save command line in
9713 (Incremental_binary::find_incremental_inputs_section): New
9715 (Incremental_binary::do_find_incremental_inputs_section): Add
9716 strtab_shndx parameter.
9717 (Incremental_binary::do_check_inputs): New pure virtual method.
9718 (Sized_incremental_binary::do_check_inputs): Declare.
9719 (Incremental_checker::Incremental_checker): Add incremental_inputs
9720 parameter, use it to initialize incremental_inputs_.
9721 (Incremental_checker::incremental_inputs_): New field.
9722 (Incremental_checker::command_line): New method.
9723 (Incremental_checker::inputs): New method.
9724 (Incremental_checker::command_line_): New field.
9726 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9728 * incremental.cc: Include <cstdarg> and "target-select.h".
9729 (vexplain_no_incremental): New function.
9730 (explain_no_incremental): New function.
9731 (Incremental_binary::error): New method.
9732 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9734 (make_sized_incremental_binary): New function.
9735 (open_incremental_binary): New function.
9736 (can_incrementally_link_file): Add checks if output is ELF and has
9738 * incremental.h: Include "elfcpp_file.h" and "output.h".
9739 (Incremental_binary): New class.
9740 (Sized_incremental_binary): New class.
9741 (open_incremental_binary): Declare.
9742 * object.cc (is_elf_object): Use
9743 elfcpp::Elf_recognizer::is_elf_file.
9744 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9745 * output.h (Output_file::filesize): New method.
9747 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9749 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9751 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9752 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9754 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9756 (Arm_relocate_functions::movw_abs_nc): New function.
9757 (Arm_relocate_functions::movt_abs): New function.
9758 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9759 (Arm_relocate_functions::thm_movt_abs): New function.
9760 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9761 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9762 (Scan::global): Likewise.
9763 (Relocate::relocate): Likewise.
9764 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9766 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9768 * arm.cc (Arm_relocate_functions::got_prel) New function.
9769 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9770 (Relocate::relocate): Likewise.
9771 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9773 2009-10-06 Ian Lance Taylor <iant@google.com>
9775 * options.h (class General_options): Define
9776 split_stack_adjust_size parameter.
9777 * object.h (class Object): Add uses_split_stack_ and
9778 has_no_split_stack_ fields. Add uses_split_stack and
9779 has_no_split_stack accessor functions. Declare
9780 handle_split_stack_section.
9781 (class Reloc_symbol_changes): Define.
9782 (class Sized_relobj): Define Function_offsets. Declare
9783 split_stack_adjust, split_stack_adjust_reltype, and
9785 * object.cc (Object::handle_split_stack_section): New function.
9786 (Sized_relobj::do_layout): Call handle_split_stack_section.
9787 * dynobj.cc (Sized_dynobj::do_layout): Call
9788 handle_split_stack_section.
9789 * reloc.cc (Sized_relobj::relocate_sections): Call
9790 split_stack_adjust for executable sections in split_stack
9791 objects. Pass reloc_map to relocate_section.
9792 (Sized_relobj::split_stack_adjust): New function.
9793 (Sized_relobj::split_stack_adjust_reltype): New function.
9794 (Sized_relobj::find_functions): New function.
9795 * target-reloc.h: Include "object.h".
9796 (relocate_section): Add reloc_symbol_changes parameter. Change
9798 * target.h (class Target): Add calls_non_split method. Declare
9799 do_calls_non_split virtual method. Declare match_view and
9801 * target.cc: Include "elfcpp.h".
9802 (Target::do_calls_non_split): New function.
9803 (Target::match_view): New function.
9804 (Target::set_view_to_nop): New function.
9805 * gold.cc (queue_middle_tasks): Give an error if mixing
9806 split-stack and non-split-stack objects with -r.
9807 * i386.cc (Target_i386::relocate_section): Add
9808 reloc_symbol_changes parameter.
9809 (Target_i386::do_calls_non_split): New function.
9810 * x86_64.cc (Target_x86_64::relocate_section): Add
9811 reloc_symbol_changes parameter.
9812 (Target_x86_64::do_calls_non_split): New function.
9813 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9815 * powerpc.cc (Target_powerpc::relocate_section): Add
9816 reloc_symbol_changes parameter.
9817 * sparc.cc (Target_sparc::relocate_section): Add
9818 reloc_symbol_changes parameter.
9819 * configure.ac: Call AM_CONDITIONAL for the default target.
9820 * configure: Rebuild.
9821 * testsuite/Makefile.am (TEST_AS): New variable.
9822 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9823 (check_DATA): Add split_i386 and split_x86_64 files.
9824 (SPLIT_DEFSYMS): Define.
9825 (split_i386_[1234n].o): New targets.
9826 (split_i386_[124]): New targets.
9827 (split_i386_[1234r].stdout): New targets.
9828 (split_x86_64_[1234n].o): New targets.
9829 (split_x86_64_[124]): New targets.
9830 (split_x86_64_[1234r].stdout): New targets.
9831 (MOSTLYCLEANFILES): Add new executables.
9832 * testsuite/split_i386.sh: New file.
9833 * testsuite/split_x86_64.sh: New file.
9834 * testsuite/split_i386_1.s: New file.
9835 * testsuite/split_i386_2.s: New file.
9836 * testsuite/split_i386_3.s: New file.
9837 * testsuite/split_i386_4.s: New file.
9838 * testsuite/split_i386_n.s: New file.
9839 * testsuite/split_x86_64_1.s: New file.
9840 * testsuite/split_x86_64_2.s: New file.
9841 * testsuite/split_x86_64_3.s: New file.
9842 * testsuite/split_x86_64_4.s: New file.
9843 * testsuite/split_x86_64_n.s: New file.
9844 * testsuite/testfile.cc (Target_test): Update relocation_section
9846 * testsuite/Makefile.in: Rebuild.
9848 2009-10-06 Ian Lance Taylor <iant@google.com>
9850 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9851 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9852 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9853 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9854 the address on ldo_addrs_.
9855 (Target_i386::Relocate::fix_up_ldo): New function.
9857 2009-10-06 Rafael Espindola <espindola@google.com>
9859 * plugin.cc (add_input_library): New.
9860 (Plugin::load): Add add_input_library to tv.
9861 (Plugin_manager::add_input_file): Add the is_lib argument.
9862 (add_input_file): Update call to Plugin_manager::add_input_file.
9863 (add_input_library): New.
9864 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9866 2009-09-30 Doug Kwan <dougkwan@google.com>
9868 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9869 symbol and call Symbol::may_need_copy_reloc to determine if
9870 a copy reloc is needed.
9871 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9872 nocopyreloc is given in command line.
9873 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9874 given in command line.
9875 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9876 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9877 of the removed Target_i386::may_need_copy_reloc.
9878 * options.h (copyreloc): New option with default value false.
9879 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9880 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9881 instead of the removed Target_powerpc::may_need_copy_reloc.
9882 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9883 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9884 instead of the removed Target_sparc::may_need_copy_reloc.
9885 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9886 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9887 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9888 instead of the removed Target_x86_64::may_need_copy_reloc.
9890 2009-09-30 Ian Lance Taylor <iant@google.com>
9892 * object.h (class Object): Remove target_ field, and target,
9893 sized_target, and set_target methods.
9894 (Object::sized_target): Remove.
9895 (class Sized_relobj): Update declarations. Remove sized_target.
9896 * object.cc (Sized_relobj::setup): Remove target parameter.
9898 (Input_objects::add_object): Don't do anything with the target.
9899 (make_elf_sized_object): Add punconfigured parameter. Change all
9900 callers. Set or test parameter target.
9901 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9903 * parameters.cc (Parameters::set_target): Change parameter type to
9905 (Parameters::default_target): Remove.
9906 (set_parameters_target): Change parameter type to be non-const.
9907 (parameters_force_valid_target): New function.
9908 (parameters_clear_target): New function.
9909 * parameters.h (class Parameters): Update declarations. Remove
9910 default_target method. Add sized_target and clear_target
9911 methods. Change target_ to be non-const.
9912 (set_parameters_target): Update declaration.
9913 (parameters_force_valid_target): Declare.
9914 (parameters_clear_target): Declare.
9915 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9916 as NULL if we aren't searching.
9917 (Add_symbols::run): Don't check for compatible target.
9918 * fileread.cc (Input_file::open_binary): Call
9919 parameters_force_valid_target.
9920 * gold.cc (queue_middle_tasks): Likewise.
9921 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9922 set_target on object.
9923 * dynobj.h (class Sized_dynobj): Update declarations.
9924 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9925 make_elf_object returns NULL.
9926 (Archive::include_member): Don't check whether object target is
9928 * output.cc (Output_section::add_input_section): Get target from
9930 (Output_section::relax_input_section): Likewise.
9931 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9933 (Sized_relobj::do_scan_relocs): Likewise.
9934 (Sized_relobj::relocate_sections): Likewise.
9935 * resolve.cc (Symbol_table::resolve): Likewise.
9936 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9937 parameter. Change all callers.
9938 (Symbol_table::add_from_object): Get target from parameters.
9939 (Symbol_table::add_from_relobj): Don't check object target.
9940 (Symbol_table::add_from_dynobj): Likewise.
9941 (Symbol_table::define_special_symbol): Get target from
9943 * symtab.h (class Symbol_table): Update declaration.
9944 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9945 parameter. Change all callers. Clear parameter target.
9946 (Binary_test): Test target here.
9947 * testsuite/object_unittest.cc (gold_testsuite): Remove
9948 target_test_pointer parameter. Change all callers.
9949 (Object_test): Test target here.
9951 2009-09-26 Ian Lance Taylor <iant@google.com>
9953 * testsuite/initpri1.c: Don't try to use constructor priorities if
9954 compiling with gcc before 4.3.
9956 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9958 * testsuite/retain_symbols_file_test.sh (check_present): Change
9959 output file name to retain_symbols_file_test.stdout.
9960 (check_absent): Likewise.
9962 2009-09-18 Craig Silverstein <csilvers@google.com>
9964 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9965 * options.cc: Include <cerrno> and <fstream>.
9966 (General_options::finalize): Parse -retain-symbols-file tag.
9967 * options.h: New flag.
9968 (General_options): New method should_retain_symbol, new
9969 variable symbols_to_retain.
9970 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9971 should_retain_symbol map.
9972 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9973 * testsuite/Makefile.in: Regenerate.
9974 * testsuite/retain_symbols_file_test.sh: New file.
9976 2009-09-18 Nick Clifton <nickc@redhat.com>
9978 * po/es.po: Updated Spanish translation.
9980 2009-09-17 Doug Kwan <dougkwan@google.com>
9982 * debug.h (DEBUG_RELAXATION): New constant.
9983 (DEBUG_ALL): Add DEBUG_RELAXATION.
9984 (debug_string_to_enum): Add relaxation debug option.
9986 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9987 Layout::Relaxation_debug_check::read_sections,
9988 Layout::Relaxation_debug_check::read_sections): New method definitions.
9989 (Layout::Layout): Initialize data members
9990 record_output_section_data_from_scrips_,
9991 script_output_section_data_list_ and relaxation_debug_check_.
9992 (Layout::save_segments, Layout::restore_segments,
9993 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9994 Layout::relaxation_loop_body): New method definitions.
9995 (Layout::finalize): Support relaxation. Move section layout code to
9996 Layout::relaxation_loop_body.
9997 (Layout::set_asection_address_from_script): Move code for orphan
9998 section placement out.
9999 (Layout::place_orphan_sections_in_script): New method definition.
10000 * layout.h (Output_segment_headers, Output_file_header):
10001 New forward class declarations.
10002 (Layout::~Layout): Define.
10003 (Layout::new_output_section_data_from_script): New method definition.
10004 (Layout::place_orphan_sections_in_script): New method declaration.
10005 (Layout::Segment_states): New type declaration.
10006 (Layout::save_segments, Layout::restore_segments,
10007 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10008 Layout::relaxation_loop_body): New method declarations.
10009 (Layout::Output_section_data_list): New type declaration.
10010 (Layout::Relaxation_debug_check): New class definition.
10011 (Layout::record_output_section_data_from_script_,
10012 Layout::script_output_section_data_list_, Layout::segment_states_,
10013 Layout::relaxation_debug_check_): New data members.
10014 * output.cc: (Output_section_headers::do_size): New method definition.
10015 (Output_section_headers::Output_section_headers): Move size
10016 computation to Output_section_headers::do_size.
10017 (Output_segment_headers::do_size): New method definition.
10018 (Output_file_header::Output_file_header): Move size computation to
10019 Output_file_header::do_size and call it.
10020 (Output_file_header::do_size): New method definition.
10021 (Output_data_group::Output_data_group): Adjust call to
10022 Output_section_data.
10023 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10024 (Output_symtab_xindex::do_write): Add array bound check.
10025 (Output_section::Input_section::print_to_mapfile): Handle
10026 RELAXED_INPUT_SECTION_CODE.
10027 (Output_section::Output_section): Initialize data member checkpoint_.
10028 (Output_section::~Output_section): Delete checkpoint object pointed
10030 (Output_section::add_input_section): Always add an Input_section if
10032 (Output_section::add_merge_input_section): Add assert.
10033 (Output_section::relax_input_section): New method definition.
10034 (Output_section::set_final_data_size): Set load address to zero for
10035 an unallocated section.
10036 (Output_section::do_address_and_file_offset_have_reset_values):
10037 New method definition.
10038 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10039 Handle relaxed input section.
10040 (Output_section::sort_attached_input_sections): Checkpoint input
10041 section list lazily.
10042 (Output_section::get_input_sections): Change type of input_sections to
10043 list of Simple_input_section pointers. Checkpoint input section list
10044 lazily. Also handle relaxed input sections.
10045 (Output_section::add_input_section_for_script): Take a reference to
10046 a Simple_input_section object instead of Relobj pointer and section
10047 index as parameter. Handle relaxed input sections.
10048 (Output_section::save_states, Output_section::restore_states): New
10049 method definitions.
10050 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10051 (Output_data::is_data_size_fixed): New method definition.
10052 (Output_data::reset_addresss_and_file_offset): Do not reset data size
10054 (Output_data::address_and_file_offset_have_reset_values): New method
10056 (Output_data::do_address_and_file_offset_have_reset_values): New method
10058 (Output_data::set_data_size): Check that data size is not fixed.
10059 (Output_data::fix_data_size): New method definition.
10060 (Output_data::is_data_size_fixed_): New data member.
10061 (Output_section_headers::set_final_data_size): New method definition.
10062 (Output_section_headers::do_size): New method declaration.
10063 (Output_segment_headers::set_final_data_size): New method definition.
10064 (Output_segment_headers::do_size): New method declaration.
10065 (Output_file_header::set_final_data_size)::New method definition.
10066 (Output_file_header::do_size)::New method declaration.
10067 (Output_section_data::Output_section_data): Add new parameter
10068 is_data_size_fixed and use it to fix data size.
10069 (Output_data_const::Output_data_const): Adjust call to base class
10070 constructor and fix data size.
10071 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10072 base class constructor and fix data size.
10073 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10074 base class constructor and fix data size.
10075 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10076 class constructor and fix data size.
10077 (Output_data_group::set_final_data_size): New method definition.
10078 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10079 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10080 class constructor and fix data size.
10081 (Output_relaxed_input_section): New class definition.
10082 (Output_section::Simple_input_section): New class definition.
10083 (Output_section::get_input_sections): Adjust parameter list.
10084 (Output_section::add_input_section_for_script): Same.
10085 (Output_section::save_states, Output_section::restore_states,
10086 Output_section::do_address_and_file_offset_have_reset_values,
10087 (Output_section::Input_section::Input_section): Handle
10088 RELAXED_INPUT_SECTION_CODE. Add new overload for
10089 Output_relaxed_input_section.
10090 (Output_section::Input_section::is_input_section,
10091 Output_section::Input_section::set_output_section): Handle relaxed
10093 (Output_section::Input_section::is_relaxed_input_section,
10094 Output_section::Input_section::output_section_data,
10095 Output_section::Input_section::relaxed_input_section): New method
10097 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10099 (Output_section::Input_section::u1_): Update comments.
10100 (Output_section::Input_section::u2_): Add new union member poris.
10101 (Output_section::Checkpoint_output_section): New classs definition.
10102 (Output_section::relax_input_section): New method declaration.
10103 (Output_section::checkpoint_): New data member.
10104 (Output_segment): Update comments.
10105 (Output_segment::Output_segment): Un-privatize copy constructor.
10106 (Output_segment::operator=): Un-privatize.
10107 * script-sections.cc (Output_section_element::Input_section_list):
10108 Change element type to Output_section::Simple_input_section.
10109 (Output_section_element_dot_assignment::set_section_addresses):
10110 Register output section data for relaxation clean up.
10111 (Output_data_exression::Output_data_expression): Adjust call to base
10112 constructor to fix data size.
10113 (Output_section_element_data::set_section_addresses): Register
10114 Output_data_expression object for relaxation clean up.
10115 (struct Input_section_info): Replace Relobj pointer and section index
10116 pair with Output_section::Simple_input_section and Convert struct to a
10118 (Input_section_sorter::operator()): Adjust access to
10119 Input_section_info data member to use accessors.
10120 (Output_section_element_input::set_section_addresses): Use layout
10121 parameter. Adjust code to use Output_section::Simple_input_section
10122 and Input_secction_info classes. Register filler for relaxation
10124 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10125 and section index pair with Output_section::Simple_input_section
10126 class. Adjust code accordingly.
10127 (Phdrs_element::release_segment): New method definition.
10128 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10130 (Script_sections::release_segments): New method definition.
10131 * gold/script-sections.h (Script_sections::release_segments): New
10132 method declaration.
10133 * gold/target.h (Target::may_relax, Target::relax,
10134 Target::do_may_relax, Target::do_relax): New method definitions.
10136 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10138 * arm.cc (has_signed_unsigned_overflow): New function.
10139 (Arm_relocate_functions::abs8): New function.
10140 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10141 (Target_arm::Scan::global): Likewise.
10142 (Target_arm::relocate::relocate): Likewise.
10143 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10146 2009-09-16 Cary Coutant <ccoutant@google.com>
10148 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10149 * testsuite/Makefile.in: Regenerate.
10151 2009-09-11 Nick Clifton <nickc@redhat.com>
10153 * po/gold.pot: Updated by the Translation project.
10155 2009-09-08 Cary Coutant <ccoutant@google.com>
10157 * output.cc (Output_file::open): Add execute permission to empty file.
10158 * testsuite/Makefile.am (permission_test): New test.
10159 * testsuite/Makefile.in: Regenerate.
10161 2009-09-02 Ian Lance Taylor <iant@google.com>
10163 * output.cc (Output_file::resize): Call map_no_anonymous rather
10166 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10168 * gold.cc: Include "incremental.h".
10169 (queue_initial_tasks): Call Incremental_checker methods.
10170 * incremental.cc: Include "output.h".
10171 (Incremental_checker::can_incrementally_link_output_file): New
10173 * incremental.h (Incremental_checker): New class.
10175 * output.cc (Output_file::open_for_modification): New method.
10176 (Output_file::map_anonymous): Changed return type to bool. Record
10177 map in base_ field.
10178 (Output_file::map_no_anonymous): New method, broken out of map.
10179 (Output_file::map): Use map_no_anonymous and map_anonymous.
10180 * output.h (class Output_file): Update declarations.
10182 2009-08-24 Cary Coutant <ccoutant@google.com>
10184 * options.h (Command_line::Pre_options): New class.
10185 (Command_line::pre_options): New member.
10186 * options.cc (gold::options::ready_to_register): New variable.
10187 (One_option::register_option): Do nothing if not registering options.
10188 Assert if same short option registered twice.
10189 (General_options::General_options): Turn off option registration when
10191 (Command_line::Pre_options::Pre_options): New constructor.
10193 2009-08-24 Cary Coutant <ccoutant@google.com>
10195 * options.h (General_options::no_keep_memory): Remove incorrect
10198 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10200 * Makefile.am (am__skiplex, am__skipyacc): New.
10201 * Makefile.in: Regenerate.
10203 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10205 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10206 (INCLUDES): ... this.
10207 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10208 (AM_CPPFLAGS): Renamed from ...
10209 (INCLUDE): ... this.
10210 * Makefile.in, testsuite/Makefile.in: Regenerate.
10212 * Makefile.in: Regenerate.
10213 * aclocal.m4: Likewise.
10214 * config.in: Likewise.
10215 * configure: Likewise.
10216 * testsuite/Makefile.in: Likewise.
10218 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10219 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10220 * Makefile.in: Regenerate.
10221 * testsuite/Makefile.in: Regenerate.
10223 2009-08-19 Cary Coutant <ccoutant@google.com>
10225 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10226 symbols in shared libraries overridden by hidden or internal symbols
10227 in the main program.
10229 2009-08-19 Chris Demetriou <cgd@google.com>
10231 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10232 checking source file names in error messages.
10234 2009-08-18 Doug Kwan <dougkwan@google.com>
10236 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10237 an elcpp::Ehdr as parameter. Adjust call to set_target.
10238 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10239 an elfcpp::Ehdr as parameter.
10240 * object.cc (Object::set_target): Remove the version that looks up
10241 a target and sets it.
10242 (Sized_relobj::setup): Take a Target object instead of
10243 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10244 (make_elf_sized_object): Find target and ask target to
10245 make an ELF object.
10246 * object.h: (Object::set_target): Remove the version that looks up
10247 a target and sets it.
10248 (Sized_relobj::setup): Take a Target object instead of
10249 an elfcpp:Ehdr as parameter.
10250 * target.cc: Include dynobj.h.
10251 (Target::do_make_elf_object_implementation): New.
10252 (Target::do_make_elf_object): New.
10253 * target.h (Target::make_elf_object): New template declaration.
10254 (Target::do_make_elf_object): New method declarations.
10255 (Target::do_make_elf_object_implementation): New template declaration.
10257 2009-08-14 Ian Lance Taylor <iant@google.com>
10259 * gold.h (FUNCTION_NAME): Define.
10260 (gold_unreachable): Use FUNCTION_NAME.
10262 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10264 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10265 symbol in the --keep-unique list is not found.
10267 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10269 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10270 been maked as --keep-unique.
10271 (Icf::unfold_section): New function.
10272 * icf.h (Icf::unfold_section): New function.
10273 * options.h (General_options::keep_unique): New option.
10274 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10275 * testsuite/Makefile.in: Regenerate.
10276 * testsuite/icf_keep_unique_test.sh: New file.
10277 * testsuite/icf_keep_unique_test.cc: New file.
10279 2009-08-12 Cary Coutant <ccoutant@google.com>
10282 * resolve.cc (Symbol_table::resolve): Check for references from
10283 dynamic objects to hidden and internal symbols.
10284 * testsuite/Makefile.am (hidden_test.sh): New test.
10285 * testsuite/Makefile.in: Regenerate.
10286 * testsuite/hidden_test.sh: New script.
10287 * testsuite/hidden_test_1.c: New test source.
10288 * testsuite/hidden_test_main.c: New test source.
10290 2009-08-11 Doug Kwan <dougkwan@google.com>
10292 * arm.cc: Update comments.
10293 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10294 segment to locate the .ARM.exidx section if present.
10296 2009-08-09 Doug Kwan <dougkwan@google.com>
10298 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10301 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10302 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10305 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10307 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10308 valid tls_segment only for non-debug-section relocations.
10309 * testsuite/Makefile.am: Add gc_tls_test.
10310 * testsuite/Makefile.in: Regenerate.
10311 * testsuite/gc_tls_test.cc: New file.
10312 * testsuite/gc_tls_test.sh: New file.
10314 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10316 * icf.cc: New file.
10318 * Makefile.am (CCFILES): Add icf.cc.
10319 (HFILES): Add icf.h
10320 * Makefile.in: Regenerate.
10321 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10322 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10323 section, symbol and addend information for the relocs.
10324 * gold.cc (queue_middle_tasks): Call identical code folding.
10325 * gold.h: Add defines for multimap.
10326 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10327 to the call of finalize_local_symbols.
10328 * main.cc (main): Create object of class Icf.
10329 * object.cc (Sized_relobj::do_layout): Allow this function to be
10330 called twice during icf.
10331 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10332 to sections marked as identical by icf.
10333 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10335 (Sized_relobj::do_section_entsize): New function.
10336 * object.h (Object::section_entsize): New function.
10337 (Object::do_section_entsize): New pure virtual function.
10338 (Relobj::finalize_local_symbols): Add new parameter.
10339 (Relobj::do_section_entsize): New function.
10340 * options.h (General_options::icf): New option.
10341 (General_options::icf_iterations): New option.
10342 (General_options::print_icf_sections): New option.
10343 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10344 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10345 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10347 * symtab.cc (Symbol_table::is_section_folded): New function.
10348 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10349 to sections marked as identical by icf.
10350 * symtab.h (Symbol_table::set_icf): New function.
10351 (Symbol_table::icf): New function.
10352 (Symbol_table::is_section_folded): New function.
10353 (Symbol_table::icf_): New data member.
10354 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10355 * testsuite/Makefile.am: Add commands to build icf_test.
10356 * testsuite/Makefile.in: Regenerate.
10357 * testsuite/icf_test.sh: New file.
10358 * testsuite/icf_test.cc: New file.
10360 2009-07-24 Chris Demetriou <cgd@google.com>
10362 * layout.cc (is_compressible_debug_section): Fix incorrect
10363 comment about compressed section names.
10365 2009-07-20 Ian Lance Taylor <ian@airs.com>
10368 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10370 2009-07-16 Ian Lance Taylor <iant@google.com>
10373 * layout.h: #include <map>.
10374 (class Kept_section): Change from struct to class. Add accessors
10375 and setters. Add section size to Comdat_group mapping. Change
10376 Comdat_group to std::map. Add is_comdat_ field. Add
10377 linkonce_size field in union.
10378 (class Layout): Update declaration of find_or_add_kept_section.
10379 Don't declare find_kept_object.
10380 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10381 parameter. Add object, shndx, is_comdat, and is_group_name
10382 parameters. Change all callers. Adjust for new Kept_section.
10383 (Layout::find_kept_object): Remove.
10384 * object.cc (Sized_relobj::include_section_group): Update use of
10385 Kept_section. Rename secnum to shndx. Only record
10386 Kept_comdat_section if sections are the same size.
10387 (Sized_relobj::include_linkonce_section): Update use of
10388 Kept_section. Only record Kept_comdat_section if sections are the
10389 same size. Set size of linkonce section.
10390 (Sized_relobj::map_to_kept_section): Update call to
10391 get_kept_comdat_section.
10392 * object.h (class Sized_relobj): Rename fields in
10393 Kept_comdat_section to drop trailing underscores; change object
10394 field to Relobj*. Change Kept_comdat_section_table to store
10395 struct rather than pointer.
10396 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10397 Add kept_object and kept_shndx parameters. Change all callers.
10398 (Sized_relobj::get_kept_comdat_section): Change return type to
10399 bool. Add kept_object and kept_shndx parameters. Change all
10401 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10402 Layout::find_or_add_kept_section.
10404 2009-07-09 Ian Lance Taylor <iant@google.com>
10406 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10407 Reserve space in the hash table.
10409 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10411 * fileread.cc (File_read::get_mtime): New method.
10412 * fileread.h (Timespec): New structure.
10413 (File_read::get_mtime): New method.
10414 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10415 Renamed from timestamp_nsec.
10416 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10418 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10420 (Incremental_inputs::report_archive): Save mtime; style fix.
10421 (Incremental_inputs::report_obejct): Save mtime; style fix.
10422 (Incremental_inputs::report_script): Save mtime; style fix.
10423 (Incremental_inputs::finalize_inputs): Style fix.
10424 (Incremental_inputs::finalize): Style fix.
10425 (Incremental_inputs::create_input_section_data): Store inputs
10427 * incremental.h (Incremental_inputs::report_script): Add mtime
10429 (Incremental_inputs::Input_info::Input_info): Intialize only one
10431 (Incremental_inputs::Input_info::archive): Move to nameless
10433 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10434 (Incremental_inputs::Input_info::script): Move to nameless union.
10435 (Incremental_inputs::mtime): New field.
10436 * script.cc (read_input_script): Pass file mtime to
10438 * script.h (Script_info::inputs): Style fix.
10440 2009-07-01 Ian Lance Taylor <ian@airs.com>
10442 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10445 2009-06-24 Ian Lance Taylor <iant@google.com>
10448 * layout.cc (Layout::choose_output_section): If we find an
10449 existing section, update the flags.
10450 (Layout::create_notes): New function, broken out of
10452 (Layout::finalize): Don't create note sections.
10453 (Layout::create_note): Don't crash if linker script discards
10455 (Layout::create_gold_note): Likewise.
10456 (Layout::create_build_id): Likewise. Don't set
10457 after_input_sections on the section.
10458 (Layout::create_executable_stack_info): Remove target parameter.
10460 * layout.h (class Layout): Declare create_notes. Update
10461 declaration of create_executable_stack_info.
10462 * gold.cc (queue_middle_tasks): Call create_notes.
10463 * output.cc (Output_section::update_flags_for_input_section): Move
10464 here from output.h. If SHF_ALLOC flag is newly set, mark address
10466 * output.h (Output_data::mark_address_invalid): New function.
10467 (class Output_section): Only declare, not define,
10468 update_flags_for_input_section. Remove set_flags.
10470 2009-06-24 Ian Lance Taylor <iant@google.com>
10472 * script-sections.cc (Output_section_definition::
10473 set_section_addresses): Rename shadowing local load_address to
10476 2009-06-24 Ian Lance Taylor <iant@google.com>
10479 * reloc.cc (relocate_sections): Skip empty relocation sections.
10481 2009-06-23 Ian Lance Taylor <iant@google.com>
10484 * layout.cc (Layout::create_note): Use choose_output_section
10485 rather than make_output_section.
10487 2009-06-23 Ian Lance Taylor <iant@google.com>
10490 * options.cc (General_options::parse_V): Set printed_version_.
10491 (General_options::General_options): Initialize printed_version_.
10492 * options.h (class General_options): Add printed_version_ field.
10493 * gold.cc (queue_initial_tasks): If there are no input files,
10494 don't give a fatal error if we printed the version information.
10495 (queue_middle_tasks): If using -r with a shared object, give a
10496 fatal error rather than an ordinary error.
10498 2009-06-23 Ian Lance Taylor <iant@google.com>
10501 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10502 (Layout::make_output_section): Set have_stabstr_section_ if we see
10503 a .stab*str section.
10504 (Layout::finalize): Call link_stabs_sections.
10505 (Layout::link_stabs_sections): New file.
10506 * layout.h (class Layout): Add have_stabstr_section_ field.
10507 Declare link_stabs_sections.
10509 2009-06-23 Doug Kwan <dougkwan@google.com>
10511 * Makefile.am (libgold_a_LIBADD): New.
10512 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10513 * Makefile.in: Regenerate.
10514 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10515 * configure: Regenerate.
10516 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10517 * fileread.cc: Include sys/state.h
10518 * gold.h: Declare memmem and strndup if found missing.
10519 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10521 2009-06-23 Ian Lance Taylor <iant@google.com>
10523 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10524 * configure: Rebuild.
10526 2009-06-23 Ian Lance Taylor <iant@google.com>
10529 * object.cc (Object::section_contents): Don't try to get a view if
10530 the section has length zero.
10531 (Object::handle_gnu_warning_section): If the section is empty, use
10532 the name of the section as the warning.
10534 2009-06-23 Ian Lance Taylor <iant@google.com>
10537 * stringpool.h (class Stringpool_template): Add optimize_ field.
10538 (Stringpool_template::set_optimize): New function.
10539 * stringpool.cc (Stringpool_template::Stringpool_template):
10540 Initialize optimize_ field.
10541 (Stringpool_template::set_string_offsets): Test local optimize
10542 fild rather than parameter.
10543 * layout.cc (Layout::Layout): Call set_optimize on the section
10546 2009-06-22 Ian Lance Taylor <iant@google.com>
10549 * yyscript.y: Parse TARGET.
10550 * script.cc (script_set_target): New function.
10551 * script-c.h (script_set_target): Declare.
10552 * options.cc (General_options::string_to_object_format): Rename
10553 from string_to_object_format in anonymous namespace. Change
10555 * options.h (class General_options): Declare
10556 string_to_object_format.
10558 2009-06-22 Ian Lance Taylor <iant@google.com>
10560 * script-sections.cc (Script_sections::create_segments): Don't put
10561 program headers in a PT_LOAD segment if -n or -N.
10563 2009-06-22 Ian Lance Taylor <iant@google.com>
10566 * options.h (class General_options): Add -z lazy and -z now. Sort
10567 -z options into alphabetical order.
10568 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10570 2009-06-21 Ian Lance Taylor <iant@google.com>
10572 * layout.cc (Layout::make_output_section): Call
10573 Target::new_output_section.
10574 (Layout::attach_allocated_section_to_segment): Put large section
10575 sections in a separate load segment with the large segment flag
10577 (Layout::segment_precedes): Sort large data segments after other
10579 (align_file_offset): New static function.
10580 (Layout::set_segment_offsets): Use align_file_offset.
10581 * output.h (class Output_section): Add is_small_section_ and
10582 is_large_section_ fields.
10583 (Output_section::is_small_section): New function.
10584 (Output_section::set_is_small_section): New function.
10585 (Output_section::is_large_section): New function.
10586 (Output_section::set_is_large_section): New function.
10587 (Output_section::is_large_data_section): New function.
10588 (class Output_segment): Add is_large_data_segment_ field.
10589 (Output_segment::is_large_data_segment): New function.
10590 (Output_segment::set_is_large_data_segment): New function.
10591 * output.cc (Output_section::Output_section): Initialize new
10593 (Output_segment::Output_segment): Likewise.
10594 (Output_segment::add_output_section): Add assertion that large
10595 data sections always go in large data segments. Force small data
10596 sections to the end of the list of data sections. Force small BSS
10597 sections to the start of the list of BSS sections. For large BSS
10598 sections to the end of the list of BSS sections.
10599 * symtab.h (class Symbol): Declare is_common_shndx.
10600 (Symbol::is_defined): Check Symbol::is_common_shndx.
10601 (Symbol::is_common): Likewise.
10602 (class Symbol_table): Define enum Commons_section_type. Update
10603 declarations. Add small_commons_ and large_commons_ fields.
10604 * symtab.cc (Symbol::is_common_shndx): New function.
10605 (Symbol_table::Symbol_table): Initialize new fields.
10606 (Symbol_table::add_from_object): Put small and large common
10607 symbols in the right list.
10608 (Symbol_table::sized_finalized_symbol): Check
10609 Symbol::is_common_shndx.
10610 (Symbol_table::sized_write_globals): Likewise.
10611 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10612 common symbol lists. Don't call do_allocate_commons_list if the
10614 (Symbol_table::do_allocate_commons_list): Remove is_tls
10615 parameter. Add comons_section_type parameter. Change all
10616 callers. Handle small and large common symbols.
10617 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10618 Symbol::is_common_shndx.
10619 * resolve.cc (symbol_to_bits): Likewise.
10620 * target.h (Target::small_common_shndx): New function.
10621 (Target::small_common_section_flags): New function.
10622 (Target::large_common_shndx): New function.
10623 (Target::large_common_section_flags): New function.
10624 (Target::new_output_section): New function.
10625 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10626 small_common_section_flags, and large_common_section_flags
10628 (Target::do_new_output_section): New virtual function.
10629 * arm.cc (Target_arm::arm_info): Initialize new fields.
10630 * i386.cc (Target_i386::i386_info): Likewise.
10631 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10633 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10634 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10635 (Target_x86_64::do_new_output_section): New function.
10636 * configure.ac: Define conditional MCMODEL_MEDIUM.
10637 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10638 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10639 (large_LDFLAGS): Define.
10640 * testsuite/large.c: New file.
10641 * testsuite/testfile.cc (Target_test::test_target_info):
10642 Initialize new fields.
10643 * configure, testsuite/Makefile.in: Rebuild.
10645 2009-06-05 Doug Kwan <dougkwan@google.com>
10647 * Makefile.am (CCFILES): Add target.cc.
10648 * Makefile.in: Regenerate.
10649 * i386.cc (class Target_i386): Define new virtual method to
10650 override do_is_local_label_name in parent.
10651 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10652 local symbols if --discard-locals or -X is given.
10653 * options.h (class General_options): Declare new options
10654 '--discard-locals' and '-X' for discarding locals.
10655 * target.h (class Target): Define new methods is_local_label_name.
10656 Declare new virtual method do_is_local_label_name.
10657 * target.cc: New file.
10658 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10659 (check_SCRIPTS): Add discard_locals_test.sh.
10660 (check_DATA): Add discard_local_tests.syms.
10661 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10662 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10663 * testsuite/Makefile.in: Regenerate.
10664 * testsuite/discard_locals_test.c: New file.
10665 * testsuite/discard_locals_test.sh: Same.
10667 2009-06-05 Doug Kwan <dougkwan@google.com>
10669 * object.cc (Sized_relobj::Sized_relobj): Initialize
10670 discarded_eh_frame_shndx_ to -1U.
10671 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10673 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10674 a discarded .eh_frame section.
10675 (Sized_relobj::do_finalize_local_symbols): Ditto.
10676 * object.h (class Sized_relobj): Declare new member
10677 discarded_eh_frame_shndx_.
10678 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10679 (local_labels_test.o, local_labels_test): New rules.
10680 * testsuite/Makefile.in: Regenerate.
10682 2009-06-04 Doug Kwan <dougkwan@google.com>
10684 * layout.cc (Layout::section_name_mapping): Add mapping for
10685 special ARM sections.
10687 2009-06-03 Doug Kwan <dougkwan@google.com>
10689 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10690 (utils::has_overflow): Same.
10692 2009-06-03 Ian Lance Taylor <iant@google.com>
10694 * layout.cc (Layout::section_name_mapping): New array, replacing
10695 Layout::linkonce_mapping.
10696 (Layout::section_name_mapping_count): New variable, replacing
10697 Layout::linkonce_mapping_count.
10698 (Layout::linkonce_output_name): Remove.
10699 (Layout::output_section_name): Rewrite.
10700 * layout.h (class Layout): Rename Linkonce_mapping to
10701 Section_name_mapping, linkonce_mapping to section_name_mapping,
10702 linkonce_mapping_count to section_name_mapping_count. Don't
10703 declare linkonce_output_name.
10705 2009-06-03 Doug Kwan <dougkwan@google.com>
10707 * gold/arm.cc (namespace utils): New.
10708 (Target_arm::reloc_is_non_pic): Define new method.
10709 (class Arm_relocate_functions): New.
10710 (Target_arm::Relocate::relocate): Handle relocation types used by
10713 2009-06-03 Ian Lance Taylor <iant@google.com>
10715 * arm.cc (Target_arm::scan::global): Use || instead of |.
10717 2009-06-02 Doug Kwan <dougkwan@google.com>
10719 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10720 issued_non_pic_error_.
10721 (class Target_arm::Scan): Declare new method check_non_pic.
10722 Define new method symbol_needs_plt_entry.
10723 Declare new data member issued_non_pic_error_.
10724 (class Target_arm::Relocate): Declare new method
10725 should_apply_static_reloc.
10726 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10727 (Target_arm::Scan::check_non_pic): Define new method.
10728 (Target_arm::Scan::local): Handle a small subset of reloc types used
10730 (Target_arm::Scan::local): Same.
10731 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10733 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10735 * incremental.cc (Incremental_inputs::report_command_line): Filter
10736 out --incremental-* options.
10738 2009-05-29 Doug Kwan <dougkwan@google.com>
10740 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10742 (class Target_arm): Update comment.
10743 (Target_arm::Target_arm): Initialize new data members GOT_,
10744 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10745 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10746 and Target_arm::rel_dyn_section.
10747 Declare new_enum Target_arm::Got_type.
10748 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10750 Update commments for member do_dynsym_value.
10751 (Target_arm::got_size, Target_arm::plt_section,
10752 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10753 new methods inside class defintion.
10754 (Target_arm::got_section): Define new method.
10755 (Target_arm::rel_dyn_section): Same.
10756 (Output_data_plt_arm): New template class.
10757 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10758 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10759 (Output_data_plt_arm::add_entry): Same.
10760 (Output_data_plt_arm::first_plt_entry): Define new
10761 static data member for PLT instruction template.
10762 (Output_data_plt_arm::plt_entry): Same.
10763 (Output_data_plt_arm::do_write): Define new method.
10764 (Target_arm::make_plt_entry): Same.
10765 (Target_arm::do_finalize_sections): Same.
10766 (Target_arm::do_dynsym_value): Same.
10768 2009-05-28 Doug Kwan <dougkwan@google.com>
10770 * Makefile.am (TARGETSOURCES): Add arm.cc.
10771 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10772 * Makefile.in: Regenerate.
10773 * arm.cc: New file.
10774 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10776 2009-05-26 Doug Kwan <dougkwan@google.com>
10778 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10779 (General_options::check_excluded_libs): Strip off directories in
10780 archive name before matching like GNU ld does.
10781 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10782 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10783 (exclude_libs_test_LDFLAGS): Add linker option
10784 -Wl,--exclude-libs,libexclude_libs_test_3
10785 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10786 an explicit archive without using -l.
10787 (alt/libexclude_libs_test_3.a): New make rule.
10788 * testsuite/Makefile.in: Regenerate.
10789 * testsuite/exclude_libs_test.c : Declare lib3_default().
10791 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10792 * exclude_libs_test_3.c: New file.
10794 2009-05-26 Nick Clifton <nickc@redhat.com>
10796 * po/id.po: New Indonesian translation.
10797 * po/gold.pot: Updated template file.
10799 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10801 * testsuite/Makefile.am: Add -ffunction-sections to compile
10802 gc_comdat_test files. Add -Wl,--gc-sections to build
10804 * testsuite/Makefile.in: Regenerate.
10805 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10807 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10809 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10810 kept comdat section was garbage collected.
10811 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10812 * testsuite/Makefile.in: Regenerate.
10813 * testsuite/gc_comdat_test.sh: New file.
10814 * testsuite/gc_comdat_test_1.cc: New file.
10815 * testsuite/gc_comdat_test_2.cc: New file.
10817 2009-05-19 Doug Kwan <dougkwan@google.com>
10819 * archive.cc (Archive::Archive): Move constructor from archive.h
10820 to here. Initialize no_export_.
10821 (Archive::get_elf_object_for_member): Set no_export flag of object.
10822 * archive.h (Archive::Archive): Move constructor body to
10824 (Archive::no_export): New method.
10825 (Archive::no_export_): New field.
10826 * object.h (Object::Object): Initialize no_export_ to false.
10827 (Object::no_export, Object::set_no_export): New methods.
10828 (Object::no_export_): New field.
10829 * options.cc (General_options::parse_exclude_libs): New method.
10830 (General_options::check_excluded_libs) Same.
10831 * options.h (exclude_libs): New option.
10832 (General_options::check_excluded_libs): New method declaration.
10833 (General_options::excluded_libs_): New field.
10834 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10835 default or protected visibility if an object has no-export flag set.
10836 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10837 (check_SCRIPTS): Add exclude_libs_test.sh.
10838 (check_DATA): Add exclude_libs_test.syms.
10839 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10840 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10841 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10842 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10843 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10844 libexclude_libs_test_2.a): New rules.
10845 * testsuite/Makefile.in: Regenerate.
10846 * testsuite/exclude_libs_test.c: New file.
10847 * testsuite/exclude_libs_test.sh: Ditto.
10848 * testsuite/exclude_libs_test_1.c: Ditto.
10849 * testsuite/exclude_libs_test_2.c: Ditto.
10851 2009-05-15 Ian Lance Taylor <iant@google.com>
10853 * configure.ac: Check for declarations for cases where libiberty.h
10854 checks HAVE_DECL_xxx.
10855 * configure, config.in: Rebuild.
10857 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10859 * gold.h (Incremental_argument_list): Remove (invalid) forward
10861 * incremental.cc (Incremental_inputs::report_achive): New method.
10862 (Incremental_inputs::report_object): New method.
10863 (Incremental_inputs::report_script): New method.
10864 (Incremental_inputs::finalize_inputs): New method.
10865 (Incremental_inputs::finalize): Call finalize_inputs().
10866 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10867 Create inputs entries.
10868 * incremental.h (Incremental_input_type): New enum.
10869 (Incremental_inputs::Incremental_input): Initialize new fields.
10870 (Incremental_inputs::report_inputs): New method.
10871 (Incremental_inputs::report_achive): New method.
10872 (Incremental_inputs::report_object): New method.
10873 (Incremental_inputs::report_script): New method.
10874 (Incremental_inputs::finalize_inputs): New method.
10875 (Incremental_inputs::Input_info): New struct.
10876 (Incremental_inputs::Input_info_map): New typedef.
10877 (Incremental_inputs::lock_): New field.
10878 (Incremental_inputs::Inputs_): New field.
10879 (Incremental_inputs::Inputs_map): New field.
10880 * main.cc (main): Call Incremental_input::report_inputs.
10881 * options.h (Input_argument_list): Typedef moved from
10883 (Input_file_group::Files): Remove, use ::Input_argument_list.
10884 (Input_file_group::Input_argument_list): Remove, use
10885 ::Input_argument_list.
10886 * plugin.cc (Plugin_manager::add_input_file): Add error in
10888 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10890 * script.cc (read_input_script): Call
10891 Incremental_input::report_script.
10892 * script.h (Script_info): New class.
10894 2009-04-27 Ian Lance Taylor <iant@google.com>
10896 * x86_64.cc (do_adjust_output_section): Set entsize to
10899 2009-04-23 Elliott Hughes <enh@google.com>
10901 * output.cc (Output_file::close): After short writes, continue
10902 writing from the correct offset in the buffer being written.
10904 2009-04-23 Chris Demetriou <cgd@google.com>
10906 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10907 * configure: Regenerate.
10908 * config.in: Regenerate.
10909 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10910 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10912 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10914 * incremental.cc (Incremental_inputs_header_data): Renamed from
10915 Incremental_input_header_data.
10916 (Incremental_inputs_header_data::data_size): New field.
10917 (Incremental_inputs_header_data::put_input_file_count): Renamed
10918 from input_file_count.
10919 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10920 from command_line_offset.
10921 (Incremental_inputs_header_data::put_reserved): Renamed from
10923 (Incremental_inputs_entry_data): Renamed from
10924 Incremental_input_entry_data.
10925 (Incremental_inputs_entry_data::data_size): New field.
10926 (Incremental_inputs::report_command_line): New method.
10927 (Incremental_inputs::finalize): New method.
10928 (Incremental_inputs::create_incremental_inputs_data): New method.
10929 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10930 * incremental.h: New file.
10931 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10932 (Layout::finalize): Create incremental inputs section in
10933 incremental builds.
10934 (Layout::create_incremental_info_sections): New method.
10935 * layout.h (Layout::incremental_inputs): New method.
10936 (Layout::create_incremental_info_sections): New method.
10937 (Layout::incremental_inputs_): New field.
10938 * main.cc (main): Notify Incremental_input of the command line.
10940 2009-04-01 Ian Lance Taylor <iant@google.com>
10941 Mikolaj Zalewski <mikolajz@google.com>
10943 * gold.h (reserve_unordered_map): Define, three versions, one for
10944 each version of Unordered_map.
10945 * layout.cc (Layout::Layout): Remove options parameter. Add
10946 number_of_input_files parameter. Don't initialize options_.
10947 Initialize number_of_input_files_ and resized_signatures_. Move
10948 sections_are_attached_.
10949 (Layout::layout_group): Reserve space for group_signatures_.
10950 (Layout::find_or_add_kept_section): Change name parameter to be a
10951 reference. Resize signatures_ map when it gets large enough.
10952 (Layout::layout_eh_frame): Use parameters->options() instead of
10954 (Layout::make_output_section): Likewise.
10955 (Layout::attach_allocated_section_to_segment): Likewise.
10956 (Layout::finalize, Layout::create_executable_stack): Likewise.
10957 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10958 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10959 * layout.h (class Layout): Update declarations. Remove options_
10960 field. Add number_of_input_files_ and resized_signatures_
10961 fields. Move sections_are_attached_ field.
10962 * main.cc (main): Pass number of input files to Layout
10963 constructor. Don't pass options.
10965 2009-03-30 Ian Lance Taylor <iant@google.com>
10967 * ffsll.c (ffsll): Correct implementation.
10969 2009-03-27 Ian Lance Taylor <iant@google.com>
10971 * ffsll.c: New file.
10972 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10973 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10974 * ftruncate.c (ftruncate): Declare before definition.
10975 * mremap.c (mremap): Likewise.
10976 * pread.c (pread): Likewise.
10977 * configure, Makefile.in, config.in: Rebuild.
10979 * mremap.c: New file.
10980 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10981 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10982 (mremap): Declare if HAVE_MREMAP is not defined.
10983 * configure, Makefile.in, config.in: Rebuild.
10985 2009-03-27 Cary Coutant <ccoutant@google.com>
10987 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10988 position independent.
10989 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10990 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10992 2009-03-24 Cary Coutant <ccoutant@google.com>
10994 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10996 (needs_dynamic_reloc): Likewise.
10998 2009-03-24 Ian Lance Taylor <iant@google.com>
11000 * yyscript.y (file_cmd): Recognize EXTERN.
11001 (extern_name_list, extern_name_list_body): New nonterminals.
11002 * script.cc (script_add_extern): Define.
11003 * script-c.h (script_add_extern): Declare.
11005 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
11007 * object.cc (is_elf_object): Define.
11008 * object.h (is_elf_object): Declare.
11009 * archive.cc (Archive::get_elf_object_for_member): Call
11011 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11013 2009-03-24 Elliott Hughes <enh@google.com>
11015 * output.cc (Output_file::map_anonymous): Define.
11016 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11017 try an anonymous one. Report the size if the mmap fails.
11018 * output.h (class Output_file): Declare map_anonymous.
11020 2009-03-24 Ian Lance Taylor <iant@google.com>
11022 * target-select.cc (instantiate_target): Don't acquire the lock if
11023 the instantiated_target_ field has already been set.
11025 2009-03-23 Ian Lance Taylor <iant@google.com>
11027 * gold-threads.h (class Initialize_lock): Define.
11028 * gold-threads.cc (class Initialize_lock_once): Define.
11029 (initialize_lock_control): New static variable.
11030 (initialize_lock_pointer): New static variable.
11031 (initialize_lock_once): New static function.
11032 (Initialize_lock::Initialize_lock): Define.
11033 (Initialize_lock::initialize): Define.
11034 * target-select.h: Include "gold-threads.h".
11035 (class Target_selector): Add lock_ and initialize_lock_ fields.
11036 Don't define instantiate_target, just declare it.
11037 * target-select.cc (Target_selector::Target_selector): Initialize
11039 (Target_selector::instantiate_target): Define.
11040 * descriptors.h: Include "gold-threads.h".
11041 (class Descriptors): Add initialize_lock_ field.
11042 * descriptors.cc (Descriptors::Descriptors): Initialize new
11044 (Descriptors::open): Use initialize_lock_ field
11045 * errors.h (class Errors): Add initialize_lock_ field.
11046 * errors.cc (Errors::Errors): Initialize new field.
11047 (Errors::initialize_lock): Use initialize_lock_ field.
11048 * powerpc.cc (class Target_selector_powerpc): Remove
11049 instantiated_target_ field. In do_recognize call
11050 instantiate_target rather than do_instantiate_target. In
11051 do_instantiate_target just allocate a new target.
11052 * sparc.cc (class Target_selector_sparc): Likewise.
11054 * freebsd.h: New file.
11055 * i386.cc: Include "freebsd.h".
11056 (Target_i386): Derive from Target_freebsd rather than
11058 (Target_selector_i386): Derive from Target_selector_freebsd rather
11059 than Target_selector.
11060 * x86_64.cc: Include "freebsd.h".
11061 (Target_x86_64): Derive from Target_freebsd rather than
11063 (Target_selector_x86_64): Derive from Target_selector_freebsd
11064 rather than Target_selector.
11065 * target.h (class Target): Add adjust_elf_header and
11066 do_adjust_elf_header.
11067 * output.cc (Output_file_header:: do_sized_write): Call target
11068 adjust_elf_header routine.
11069 * configure.tgt: Set targ_osabi.
11070 * configure.ac: Define GOLD_DEFAULT_OSABI.
11071 * parameters.cc (Parameters::default_target): Pass
11072 GOLD_DEFAULT_OSABI to select_target.
11073 * target-select.h (class Target_selector): Make instantiate_target
11074 protected rather than private.
11075 * Makefile.am (HFILES): Add freebsd.h.
11076 * configure, Makefile.in, config.in: Rebuild.
11078 * merge.cc (do_add_input_section): Correct pend value. Change
11079 message about last entry not being null terminated from error to
11082 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11084 * incremental.cc: New file.
11085 * Makefile.am (CCFILES): Add incremental.cc.
11086 * Makefile.in: Rebuild.
11088 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11090 * layout.cc (Layout::output_section_name): Preserve names
11091 of '.note.' sections.
11093 2009-03-19 Ian Lance Taylor <iant@google.com>
11095 * descriptors.cc (Descriptors::open): Check that the options are
11096 valid before using them.
11098 2009-03-18 Ian Lance Taylor <iant@google.com>
11100 * script-sections.h: Include <list>.
11101 (class Script_sections): Change Sections_elements from std::vector
11102 to std::list. Typedef public Elements_iterator. Add
11103 orphan_section_placement_, data_segment_align_start_, and
11104 saw_data_segment_align_ fields. Remove data_segment_align_index_
11106 * script-sections.cc (class Orphan_section_placement): New class.
11107 (class Sections_element): Add virtual functions is_relro and
11108 orphan_section_init. Remove virtual function place_orphan_here.
11109 (class Output_section_definition): Add is_relro and
11110 orphan_section_init. Remove place_orphan_here.
11111 (class Orphan_output_section): Likewise.
11112 (Script_sections::Script_sections): Update for field changes.
11113 (Script_sections::data_segment_align): Set saw_data_segment_align_
11114 and data_segment_align_start_, not data_segment_align_index.
11115 (Script_sections::data_segment_relro_end): Check
11116 saw_data_segment_align_. Use data_segment_align_start_ rather
11117 than data_segment_align_index_.
11118 (Script_sections::place_orphan): Rewrite to use
11119 Orphan_section_placement.
11121 2009-03-17 Ian Lance Taylor <iant@google.com>
11123 * archive.cc (Archive::add_symbols): Check for a version attached
11124 to the symbol name in the archive map.
11125 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11126 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11127 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11128 (ver_test_11.a): New target.
11129 * testsuite/Makefile.in: Rebuild.
11131 * configure.ac: Check for chsize and posix_fallocate. Replace
11133 * ftruncate.c: New file, from gnulib.
11134 * output.cc (posix_fallocate): Define dummy version if not
11135 HAVE_POSIX_FALLOCATE.
11136 (Output_file::map): Call posix_fallocate rather than lseek and
11138 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11139 * configure, Makefile.in, config.in: Rebuild.
11141 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11143 * layout.h (Layout::create_note): Add section_name parameter.
11144 * layout.cc (Layout::create_note): Likewise.
11145 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11147 2009-03-17 Ian Lance Taylor <iant@google.com>
11149 * descriptors.cc: Include "options.h".
11150 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11151 (Descriptors::open): Always use O_CLOEXEC when opening a new
11152 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11153 then set FD_CLOEXEC.
11155 * sparc.cc (class Target_sparc): Add has_got_section.
11156 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11157 make sure we have a GOT section.
11159 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11160 (Target_sparc::Scan::local): Likewise.
11161 (Target_sparc::Scan::global): Likewise.
11162 (Target_sparc::Relocate::relocate): Likewise.
11163 (Target_sparc::Relocate::relocate_tls): Likewise.
11165 * symtab.cc (Symbol_table::define_default_version): New function,
11166 broken out of add_from_object.
11167 (Symbol_table::add_from_object): Call define_default_version.
11168 (Symbol_table::define_special_symbol): Add resolve_oldsym
11169 parameter. Change all callers. If the version for a symbol comes
11170 from a version script, resolve it with the symbol with the same
11171 name with no version. Also add the symbol without a version if
11173 (do_define_in_output_data): If resolving with oldsym, don't delete
11175 (do_define_in_output_segment): Likewise.
11176 (do_define_as_constant): Likewise.
11177 * symtab.h (class Symbol_table): Update declarations.
11179 2009-03-13 Ian Lance Taylor <iant@google.com>
11181 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11182 (Read_symbols::requeue): New function.
11183 (Read_symbols::do_read_symbols): If make_elf_object fails because
11184 the target type is not configured, and the file was searched for,
11185 issue a warning and retry with the next directory.
11186 (Add_symbols::run): If the file has an incompatible format, and
11187 it was searched for, requeue the Read_symbols task. On error,
11188 release the object.
11189 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11190 dirindex parameter to constructor. Change all callers. Declare
11191 incompatible_warning and requeue.
11192 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11193 input_argument_ and input_group_ fields. Add them to
11194 constructor. Change all callers.
11195 (class Read_script): Add dirindex_ field. Add it to constructor.
11196 Change all callers.
11197 * archive.cc (Archive::setup): Remove input_objects parameter.
11198 Change all callers.
11199 (Archive::get_file_and_offset): Likewise.
11200 (Archive::read_all_symbols): Likewise.
11201 (Archive::read_symbols): Likewise.
11202 (Archive::get_elf_object_for_member): Remove input_objects
11203 parameter. Add punconfigured parameter. Change all callers.
11204 (Archive::add_symbols): Change return type to bool. Check return
11205 value of include_member.
11206 (Archive::include_all_members): Likewise.
11207 (Archive::include_member): Change return type to bool. Return
11208 false if first included object has incompatible target. Set
11209 included_member_ field.
11210 (Add_archive_symbols::run): If add_symbols returns false, requeue
11212 * archive.h (class Archive): Add included_member_ field.
11213 Initialize it in constructor. Add input_file and searched_for
11214 methods. Update declarations.
11215 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11216 input_argument_ fields. Add them to constructor. Change all
11218 * script.cc: Include "target-select.h".
11219 (class Parser_closure): Add skip_on_incompatible_target_ and
11220 found_incompatible_target_ fields. Add
11221 skip_on_incompatible_target parameter to constructor. Change all
11222 callers. Add methods skip_on_incompatible_target,
11223 clear_skip_on_incompatible_target, found_incompatible_target, and
11224 set_found_incompatible_target.
11225 (read_input_script): Add dirindex parameter. Change all callers.
11226 If parser finds an incompatible target, requeue Read_symbols
11228 (script_set_symbol): Clear skip_on_incompatible_target in
11230 (script_add_assertion, script_parse_option): Likewise.
11231 (script_start_sections, script_add_phdr): Likewise.
11232 (script_check_output_format): New function.
11233 * script.h (read_input_script): Update declaration.
11234 * script-c.h (script_check_output_format): Declare.
11235 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11236 (ignore_cmd): Remove OUTPUT_FORMAT.
11237 * fileread.cc (Input_file::Input_file): Add explicit this.
11238 (Input_file::will_search_for): New function.
11239 (Input_file::open): Add pindex parameter. Change all callers.
11240 * fileread.h (class Input_file): Add input_file_argument method.
11241 Declare will_search_for. Update declarations.
11242 * object.cc (make_elf_object): Add punconfigured parameter.
11243 Change all callers.
11244 * object.h (class Object): Make input_file public. Add
11245 searched_for method.
11246 (make_elf_object): Update declaration.
11247 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11249 * dirsearch.h (class Dirsearch): Update declaration.
11250 * options.h (class General_options): Add --warn-search-mismatch.
11251 * parameters.cc (Parameters::is_compatible_target): New function.
11252 * parameters.h (class Parameters): Declare is_compatible_target.
11253 * workqueue.cc (Workqueue::add_blocker): New function.
11254 * workqueue.h (class Workqueue): Declare add_blocker.
11256 * fileread.cc (Input_file::open): Remove options parameter.
11257 Change all callers.
11258 (Input_file::open_binary): Likewise.
11259 * script.cc (read_input_script): Likewise.
11260 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11261 options parameter from constructor. Change all callers.
11262 (class Read_script): Likewise.
11263 * fileread.h (class Input_file): Update declarations.
11264 * script.h (read_input_script): Update declaration.
11266 2009-03-10 Nick Clifton <nickc@redhat.com>
11268 * po/es.po: New Spanish translation.
11270 2009-03-06 Cary Coutant <ccoutant@google.com>
11272 * options.cc (parse_short_option): Keep dash_z from registering itself.
11274 2009-03-03 Ian Lance Taylor <iant@google.com>
11277 * target-reloc.h (relocate_section): Pass output_section to
11279 * i386.cc (Target_i386::should_apply_static_reloc): Add
11280 output_section parameter. Change all callers.
11281 (Target_i386::Relocate::relocate): Add output_section parameter.
11282 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11283 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11284 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11285 * testsuite/two_file_shared.sh: New script.
11286 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11287 (check_DATA): Add two_file_shared.dbg.
11288 (two_file_shared.dbg): New target.
11289 * testsuite/Makefile.in: Rebuild.
11291 2009-03-01 Ian Lance Taylor <iant@google.com>
11293 * configure.ac: Check for byteswap.h.
11294 * configure: Rebuild.
11295 * config.in: Rebuild.
11297 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11299 * layout.cc (Layout::find_or_add_kept_section): New function.
11300 (Layout::add_comdat): Removed.
11301 * layout.h (struct Kept_section): Move out of class Layout.
11302 Remove trailing underscores from field names. Add group_sections
11303 field. Rename group_ field to is_group. Change all uses.
11304 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11305 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11306 comdat_groups_ field.
11307 (Sized_relobj::include_section_group): Use
11308 find_or_add_kept_section and Kept_section::group_sections.
11309 (Sized_relobj::include_linkonce_section): Likewise.
11310 * object.cc (class Sized_relobj): Don't define Comdat_group or
11311 Comdat_group_table. Remove find_comdat_group and
11312 add_comdat_group. Remove comdat_groups_ field.
11313 * plugin.cc (include_comdat_group): Use
11314 Layout::find_or_add_kept_section.
11316 2009-02-28 Ian Lance Taylor <iant@google.com>
11318 * README: --gc-sections and map files are now supported. Document
11319 some build requirements.
11322 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11323 relocatable link set the value of the section symbol to zero.
11324 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11325 relocatable link don't include the section address in the local
11328 2009-02-27 Ian Lance Taylor <iant@google.com>
11331 * options.h (class Search_directory): Add is_system_directory.
11332 (class General_options): Declare is_in_system_directory.
11333 * options.cc (get_relative_sysroot): Make static.
11334 (get_default_sysroot): Make static.
11335 (General_optoins::is_in_system_directory): New function.
11336 * fileread.cc (Input_file::is_in_system_directory): New function.
11337 * fileread.h (class Input_file): Declare is_in_system_directory.
11338 * object.h (class Object): Add is_in_system_directory.
11339 (class Input_objects): Remove system_library_directory_ field.
11340 * object.cc (Input_objects::add_object): Don't set
11341 system_library_directory_.
11342 (input_objects::found_in_system_library_directory): Remove.
11343 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11344 parameter. Change all callers.
11345 (Symbol_table::sized_write_globals): Likewise.
11346 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11347 Call Object::is_in_system_directory.
11348 * symtab.h (class Symbol_table): Update declarations.
11351 * descriptors.h (Open_descriptor): Add is_on_stack field.
11352 * descriptors.cc (Descriptors::open): If the descriptor is on the
11353 top of the stack, remove it. Initialize is_on_stack field.
11354 (Descriptors::release): Only add pod to stack if it is not on the
11356 (Descriptors::close_some_descriptor): Clear stack_next and
11357 is_on_stack fields.
11360 * output.cc (Output_section::find_starting_output_address): Rename
11361 from starting_output_address; add PADDR parameter; change return
11363 * output.h (class Output_section): Declare
11364 find_starting_output_address instead of starting_output_address.
11365 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11366 section symbol for which we can't find a merge section.
11369 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11370 hidden or internal, force the symbol to be local.
11371 * resolve.cc (Symbol::override_visibility): Define.
11372 (Symbol::override_base): Use override_visibility.
11373 (Symbol_table::resolve): Likewise.
11374 (Symbol::override_base_with_special): Likewise.
11375 (Symbol_table::override_with_special): If the visibility is hidden
11376 or internal, force the symbol to be local.
11377 * symtab.h (class Symbol): Add set_visibility and
11378 override_visibility.
11379 * testsuite/ver_test_1.sh: New file.
11380 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11381 (check_DATA): Add ver_test_1.syms.
11382 (ver_test_1.syms): New target.
11383 * testsuite/Makefile.in: Rebuild.
11385 2009-02-25 Cary Coutant <ccoutant@google.com>
11387 * layout.cc (Layout::choose_output_section): Don't rename sections
11388 when using a linker script that has a SECTIONS clause.
11389 * Makefile.in: Regenerate.
11391 * testsuite/Makefile.am (script_test_5.sh): New test case.
11392 * testsuite/Makefile.in: Regenerate.
11393 * testsuite/script_test_5.cc: New file.
11394 * testsuite/script_test_5.sh: New file.
11395 * testsuite/script_test_5.t: New file.
11397 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11399 * archive.cc (Archive::include_member): Update calls to add_symbols.
11400 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11401 the Layout argument.
11402 * dynobj.h (do_add_symbols): Add the Layout argument.
11403 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11405 * object.h (Object::add_symbols): Add the Layout argument.
11406 (Object::do_add_symbols): Add the Layout argument.
11407 (Sized_relobj::do_add_symbols): Add the Layout argument.
11408 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11409 Unify the two versions.
11410 (Add_plugin_symbols): Remove.
11411 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11412 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11413 (Add_plugin_symbols): Remove.
11414 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11415 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11416 (Add_symbols::run): Make it work with Pulginobj.
11418 2009-02-06 Ian Lance Taylor <iant@google.com>
11420 * object.cc (Sized_relobj::do_layout): Make info message start
11421 with lower case letter.
11423 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11425 * binary.cc: Fix file comment.
11427 * options.h (enum Incremental_disposition): Define.
11428 (class General_options): Add new options: --incremental,
11429 --incremental_changed, --incremental_unchanged,
11430 --incremental_unknown. Add incremental_disposition_ and
11431 implicit_incremental_ fields.
11432 (General_options::incremental_disposition): New function.
11433 (class Position_dependent_options): Add incremental_disposition
11435 (Position_dependent_options::copy_from_options): Set incremental
11437 * options.cc (General_options::parse_incremental_changed): New
11439 (General_options::parse_incremental_unchanged): New function.
11440 (General_options::parse_incremental_unknown): New function.
11441 (General_options::General_options): Initialize new fields
11442 incremental_disposition_ and implicit_incremental_.
11443 (General_options::finalize): Check for uasge of --incremental-*
11444 without --incremental.
11446 2009-02-06 Chris Demetriou <cgd@google.com>
11448 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11449 pointer and to report location as the file name associated with
11451 (gold_undefined_symbol_at_location): New function to replace the
11452 old gold_undefined_symbol functionality.
11453 * target-reloc.h (relocate_section): Update to use
11454 gold_undefined_symbol_at_location.
11455 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11456 Call gold_undefined_symbol function rather than gold_error.
11457 * errors.h (Errors::undefined_symbol): Take location as a
11458 string, rather than calculating it from a relocation.
11459 * errors.cc (Errors::fatal): Print "fatal error:" before the
11461 (Errors::error, Errors::error_at_location): Print "error: "
11462 before the formatted message.
11463 (Errors::undefined_symbol): Take location as a string, rather
11464 than calculating it from a relocation.
11465 (gold_undefined_symbol_at_location): New function akin to
11466 old gold_undefined_symbol, calculates location from relocation.
11467 (gold_undefined_symbol): Change to take only a Symbol pointer
11468 and to report location as the file name associated with the symbol.
11469 * testsuite/debug_msg.sh: Update for changed error messages.
11470 * testsuite/undef_symbol.sh: Likewise.
11472 2009-02-04 Duncan Sands <baldrick@free.fr>
11475 * reduced_debug_output.h
11476 (Output_reduced_debug_abbrev_section::failed): Use format for
11478 (Output_reduced_debug_info_section::faild): Likewise.
11480 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11482 * script.cc (Lazy_demangler): New class.
11483 (Version_script_info::get_symbol_version_helper): Demangle a
11486 2009-01-29 Cary Coutant <ccoutant@google.com>
11488 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11490 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11492 2009-01-28 Ian Lance Taylor <iant@google.com>
11494 * version.cc (version_string): Bump to 1.9.
11496 * gold.h: Include <cstring> and <stdint.h>.
11497 * version.cc: Include <cstdio>.
11498 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11500 * reduced_debug_output.cc (insert_into_vector): Rename from
11501 Insert_into_vector; change all callers. Use Swap_unaligned to
11502 avoid aliasing issue; remove union since it is unnecessary.
11504 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11506 * Makefile.am (CCFILES): Add gc.cc.
11507 (HFILES): Add gc.h.
11508 * Makefile.in: Regenerate.
11509 * gold.cc (Gc_runner): New class.
11510 (queue_initial_tasks): Call garbage collection related tasks
11511 when corresponding options are invoked.
11512 (queue_middle_gc_tasks): New function.
11513 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11514 processed early before laying out sections during garbage collection.
11515 * gold.h (queue_middle_gc_tasks): New function.
11516 (is_prefix_of): Move from "layout.cc".
11517 * i386.cc (Target_i386::gc_process_relocs): New function.
11518 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11519 * main.cc (main): Create object of class "Garbage_collection".
11520 * object.cc (Relobj::copy_symbols_data): New function.
11521 (Relobj::is_section_name_included): New function.
11522 (Sized_relobj::do_layout): Allow this function to be called twice
11523 during garbage collection and defer layout of section during the
11525 * object.h (Relobj::get_symbols_data): New function.
11526 (Relobj::is_section_name_included): New function.
11527 (Relobj::copy_symbols_data): New function.
11528 (Relobj::set_symbols_data): New function.
11529 (Relobj::get_relocs_data): New function.
11530 (Relobj::set_relocs_data): New function.
11531 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11532 (Relobj::gc_process_relocs): New function.
11533 (Relobj::do_gc_process_relocs): New pure virtual function.
11534 (Relobj::sd_): New data member.
11535 (Sized_relobj::is_output_section_offset_invalid): New function.
11536 (Sized_relobj::do_gc_process_relocs): New function.
11537 * options.h (General_options::gc_sections): Modify to not be a no-op.
11538 (General_options::print_gc_sections): New option.
11539 * plugin.cc (Plugin_finish::run): Remove function call to
11540 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11541 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11542 * reloc.cc (Read_relocs::run): Add task to process relocs and
11543 determine unreferenced sections when doing garbage collection.
11544 (Gc_process_relocs): New class.
11545 (Sized_relobj::do_gc_process_relocs): New function.
11546 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11547 sections that are garbage collected.
11548 * reloc.h (Gc_process_relocs): New class.
11549 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11550 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11551 symbols whose corresponding sections are garbage collected.
11552 (Symbol_table::Symbol_table): Add new parameter for the garbage
11554 (Symbol_table::gc_mark_undef_symbols): New function.
11555 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11556 (Symbol_table::gc_mark_dyn_syms): New function.
11557 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11559 (Symbol_table::add_from_object): Likewise.
11560 (Symbol_table::add_from_relobj): When building shared objects, do not
11561 treat externally visible symbols as garbage.
11562 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11563 table information for static and relocatable links.
11564 * symtab.h (Symbol_table::set_gc): New function.
11565 (Symbol_table::gc): New function.
11566 (Symbol_table::gc_mark_undef_symbols): New function.
11567 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11568 (Symbol_table::gc_mark_dyn_syms): New function.
11569 (Symbol_table::gc_): New data member.
11570 * target.h (Sized_target::gc_process_relocs): New pure virtual
11572 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11573 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11575 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11577 * options.h (General_options::gc_sections): Define as a no-op for now.
11578 (General_options::no_keep_memory): Ditto.
11579 (General_options::Bshareable): Define.
11580 * options.cc (General_options::finalize): Honor -Bshareable.
11582 2009-01-20 Andreas Schwab <schwab@suse.de>
11584 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11585 read the value in the contents, since we don't use it. Use the
11586 template endianness when writing.
11587 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11589 2009-01-19 Andreas Schwab <schwab@suse.de>
11591 * configure.tgt (powerpc64-*): Fix targ_obj.
11593 2009-01-15 Ian Lance Taylor <iant@google.com>
11595 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11596 local symbols when stripping all symbols.
11598 2009-01-14 Cary Coutant <ccoutant@google.com>
11600 * output.cc (Output_reloc): Add explicit instantiations.
11602 2009-01-14 Cary Coutant <ccoutant@google.com>
11604 * archive.cc (Archive::get_elf_object_for_member): Remove call
11605 to File_read::claim_for_plugin.
11606 * descriptors.cc (Descriptors::open): Remove reference to
11608 (Descriptors::claim_for_plugin): Remove.
11609 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11610 (Descriptors::is_claimed): Remove.
11611 (claim_descriptor_for_plugin): Remove.
11612 * fileread.cc (File_read::claim_for_plugin): Remove.
11613 * fileread.h (File_read::claim_for_plugin): Remove.
11614 (File_read::descriptor): Reopen descriptor if necessary.
11615 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11616 (Plugin_manager::all_symbols_read): Add task parameter. Change
11618 (Plugin_manager::get_input_file): New function.
11619 (Plugin_manager::release_input_file): New function.
11620 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11621 corresponding data member.
11622 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11623 and pass to base constructor. Change all callers.
11624 (get_input_file, release_input_file): New functions.
11625 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11626 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11627 (Plugin_manager::all_symbols_read): Add task parameter.
11628 (Plugin_manager::get_input_file): New function.
11629 (Plugin_manager::release_input_file): New function.
11630 (Plugin_manager::task_): New data member.
11631 (Pluginobj::Pluginobj): Add filesize parameter.
11632 (Pluginobj::filename): New function.
11633 (Pluginobj::descriptor): New function.
11634 (Pluginobj::filesize): New function.
11635 (Pluginobj::filesize_): New data member.
11636 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11637 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11638 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11640 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11641 with archive libraries.
11642 * testsuite/Makefile.in: Regenerate.
11643 * testsuite/plugin_test.c (struct sym_info): New type.
11644 (get_input_file, release_input_file): New static variables.
11645 (onload): Capture new transfer vector entries.
11646 (claim_file_hook): Stop reading at end of file according to filesize.
11647 Factor out parsing of readelf output into separate function.
11648 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11649 APIs and get the source file name from the symbol table. Convert
11650 source file name to corresponding object file name. Print info
11651 message when adding new input files.
11652 (parse_readelf_line): New function.
11653 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11654 * testsuite/plugin_test_2.sh: Likewise.
11655 * testsuite/plugin_test_3.sh: Likewise.
11656 * testsuite/plugin_test_4.sh: New test case.
11658 2009-01-07 Ian Lance Taylor <iant@google.com>
11660 * version.cc (version_string): Bump to 1.8.
11662 2008-12-23 Cary Coutant <ccoutant@google.com>
11664 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11665 * plugin.cc (Plugin_manager::finish): Rename as
11666 layout_deferred_objects. Move cleanup to separate function.
11667 (Plugin_manager::cleanup): New function.
11668 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11670 * plugin.h (Plugin_manager::finish): Rename as
11671 layout_deferred_objects.
11672 (Plugin_manager::cleanup): New function.
11673 (Plugin_manager::cleanup_done): New field.
11675 2008-12-23 Cary Coutant <ccoutant@google.com>
11677 * plugin.cc (is_visible_from_outside): New function.
11678 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11679 so we don't return "IR only" status for exported symbols or -r links.
11681 * testsuite/Makefile.am (plugin_test_3): New test case.
11682 * testsuite/Makefile.in: Regenerate.
11683 * testsuite/plugin_test_3.sh: New file.
11685 2008-12-22 Cary Coutant <ccoutant@google.com>
11687 * object.cc (Sized_relobj::layout_section): New function.
11688 (Sized_relobj::do_layout): Defer layout of input sections until after
11689 plugin has provided replacement files.
11690 (Sized_relobj::do_layout_deferred_sections): New function.
11691 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11692 (Relobj::layout_deferred_sections): New function.
11693 (Relobj::do_layout_deferred_sections): New function.
11694 (Sized_relobj::do_layout_deferred_sections): New function.
11695 (Sized_relobj::layout_section): New function.
11696 (Sized_relobj::Deferred_layout): New structure.
11697 (Sized_relobj::deferred_layout_): New field.
11698 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11699 Change all callers. Layout deferred sections.
11700 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11702 (Plugin_hook::run): Move code from do_plugin_hook inline.
11703 (Plugin_hook::do_plugin_hook): Remove.
11704 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11705 (Plugin_manager::finish): Renamed, was cleanup.
11706 (Plugin_manager::should_defer_layout): New function.
11707 (Plugin_manager::add_deferred_layout_object): New function.
11708 (Plugin_manager::Deferred_layout_list): New type.
11709 (Plugin_manager::deferred_layout_objects_): New field.
11710 (Plugin_hook::do_plugin_hook): Remove.
11712 2008-12-17 Ian Lance Taylor <iant@google.com>
11714 * options.h (class General_options): Add --no case for
11717 2008-12-16 Cary Coutant <ccoutant@google.com>
11719 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11721 (Plugin_manager::claim_file): Create plugin object even if
11722 plugin did not call the add_symbols callback.
11723 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11724 asking for more symbols than were added.
11725 * testsuite/Makefile.am (plugin_test_1): Add test case with
11727 (empty.syms): New target.
11728 * testsuite/Makefile.in: Regenerate.
11729 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11730 message. Don't call add_symbols if no globals.
11731 (all_symbols_read_hook): Don't provide replacement for empty
11734 2008-12-12 Ian Lance Taylor <iant@google.com>
11736 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11737 r_type == 0 for a local symbol with r_sym == 0.
11738 (scan_relocatable_relocs): Pass r_sym to
11739 local_non_section_strategy.
11740 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11743 * configure.ac: Update test for TLS descriptors: they are
11744 supported as of glibc 2.9.
11745 * configure: Rebuild.
11747 2008-12-11 Ian Lance Taylor <iant@google.com>
11750 * target-reloc.h (Default_scan_relocatable_relocs): For each
11751 function, map r_type == 0 to RELOC_DISCARD.
11753 2008-12-10 Cary Coutant <ccoutant@google.com>
11755 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11756 object to override a kept COMDAT group from a plugin object.
11758 2008-12-09 Ian Lance Taylor <iant@google.com>
11761 * yyscript.y (file_cmd): Handle INPUT.
11763 * testsuite/initpri1.c: Change all declarations to be full
11764 prototypes by adding void, to avoid compiler warnings.
11766 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11768 * options.cc (General_options::parse_plugin_opt): New.
11769 (General_options::add_plugin): The argument now is just the filename.
11770 (General_options::add_plugin_option): New.
11771 * options.h (plugin_opt): New.
11772 (add_plugin): Change argument name.
11773 (add_plugin_option): New.
11774 * plugin.cc (Plugin::load): Don't parse the plugin option.
11775 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11776 (Plugin::add_option): New.
11777 (Plugin::args_): Change type.
11778 (Plugin::filename_): New.
11779 (Plugin_manager::add_plugin_option): New.
11780 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11781 * testsuite/Makefile.in: Regenerate.
11783 2008-12-05 Cary Coutant <ccoutant@google.com>
11785 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11786 Handle --strip-lto-sections option.
11787 * options.h (strip_lto_sections): New option.
11789 2008-12-01 Cary Coutant <ccoutant@google.com>
11791 * plugin.cc (ld_plugin_message): Change format parameter to const.
11792 Fix mismatch between new[] and delete.
11794 2008-11-14 Cary Coutant <ccoutant@google.com>
11796 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11799 2008-11-05 Craig Silverstein <csilvers@google.com>
11801 * options.cc (General_options::parse_dynamic_list): New function.
11802 * options.h (General_options): New flags dynamic_list,
11803 dynamic_list_data, dynamic_list_cpp_new, and
11804 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11805 (General_options::in_dynamic_list): New function.
11806 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11807 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11808 (Lex::can_continue_name): Likewise.
11810 (read_script_file): New parameter script_options.
11811 (read_dynamic_list): New function.
11812 (Script_options::define_dynamic_list): New function.
11813 (dynamic_list_keyword_parsecodes): New variable.
11814 (dynamic_list_keywords): New variable.
11815 * script.h (Script_options::define_dynamic_list): New function
11817 (read_dynamic_list): New function prototype.
11818 * symtab.cc (strprefix): New macro.
11819 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11820 dynamic_list_data, dynamic_list_cpp_new, and
11821 dynamic_list_cpp_typeinfo.
11822 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11823 (dynamic_list_expr): New rule.
11824 (dynamic_list_nodes): Likewise.
11825 (dynamic_list_node): Likewise.
11826 * testsuite/Makefile.am (dynamic_list): New test.
11827 * testsuite/Makefile.in: Regenerated.
11828 * testsuite/dynamic_list.t: New file.
11829 * testsuite/dynamic_list.sh: New file.
11831 2008-11-05 Craig Silverstein <csilvers@google.com>
11833 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11834 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11835 (t11_last): Likewise.
11836 * testsuite/ver_test_6.c (main): Likewise.
11838 2008-10-07 Cary Coutant <ccoutant@google.com>
11840 * options.c (General_options::finalize): Add check for -static and
11842 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11845 2008-10-02 Cary Coutant <ccoutant@google.com>
11847 * plugin.cc (make_sized_plugin_object): Fix conditional
11848 compilation to work when not all targets are enabled.
11850 2008-09-29 Cary Coutant <ccoutant@google.com>
11852 * archive.cc (Archive::get_file_and_offset): Use filename instead
11853 of name to get library path.
11854 (Archive::include_member): Unlock external member of a thin archive.
11856 * testsuite/Makefile.am (TEST_AR): New variable.
11857 (thin_archive_test_1): New test.
11858 (thin_archive_test_2): New test.
11859 * testsuite/Makefile.in: Regenerate.
11860 * testsuite/thin_archive_main.cc: New file.
11861 * testsuite/thin_archive_test_1.cc: New file.
11862 * testsuite/thin_archive_test_2.cc: New file.
11863 * testsuite/thin_archive_test_3.cc: New file.
11864 * testsuite/thin_archive_test_4.cc: New file.
11866 2008-09-29 Cary Coutant <ccoutant@google.com>
11868 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11869 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11871 (Sized_relobj::do_finalize_local_symbols): Likewise.
11872 (Sized_relobj::map_to_kept_section): Likewise.
11873 * object.h (Sized_relobj::invalid_address): New constant.
11874 (Sized_relobj::do_output_section_offset): Check for invalid_address
11876 * output.cc (Output_reloc::local_section_offset): Use constant
11877 invalid_address instead of -1U.
11878 (Output_reloc::get_address): Likewise.
11879 (Output_section::output_address): Change -1U to -1ULL.
11880 * output.h (Output_reloc::invalid_address): New constant.
11881 * reloc.cc (Sized_relobj::write_sections): Use constant
11882 invalid_address instead of -1U.
11883 (Sized_relobj::relocate_sections): Likewise.
11884 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11885 values for merge sections.
11886 * target-reloc.h (relocate_for_relocatable): Use constant
11887 invalid_address instead of -1U.
11889 2008-09-19 Cary Coutant <ccoutant@google.com>
11891 Add plugin functionality for link-time optimization (LTO).
11892 * configure.ac (plugins): Add --enable-plugins option.
11893 * configure: Regenerate.
11894 * config.in: Regenerate.
11895 * Makefile.am (LIBDL): New variable.
11896 (CCFILES): Add plugin.cc.
11897 (HFILES): Add plugin.h.
11898 (ldadd_var): Add LIBDL.
11899 * Makefile.in: Regenerate.
11901 * archive.cc: Include "plugin.h".
11902 (Archive::setup): Don't preread archive symbols when using a plugin.
11903 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11904 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11906 (Archive::include_member): Add symbols from plugin objects.
11907 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11908 * descriptors.cc (Descriptors::open): Check for file descriptors
11909 abandoned by plugins.
11910 (Descriptors::claim_for_plugin): New function.
11911 * descriptors.h (Descriptors::claim_for_plugin): New function.
11912 (Open_descriptor::is_claimed): New field.
11913 (claim_descriptor_for_plugin): New function.
11914 * fileread.cc (File_read::claim_for_plugin): New function.
11915 * fileread.h (File_read::claim_for_plugin): New function.
11916 (File_read::descriptor): New function.
11917 * gold.cc: Include "plugin.h".
11918 (queue_initial_tasks): Add task to call plugin hooks for generating
11920 * main.cc: Include "plugin.h".
11921 (main): Load plugin libraries.
11922 * object.h (Pluginobj): Declare.
11923 (Object::pluginobj): New function.
11924 (Object::do_pluginobj): New function.
11925 (Object::set_target): New function.
11926 * options.cc: Include "plugin.h".
11927 (General_options::parse_plugin): New function.
11928 (General_options::General_options): Initialize plugins_ field.
11929 (General_options::add_plugin): New function.
11930 * options.h (Plugin_manager): Declare.
11931 (General_options): Add --plugin option.
11932 (General_options::has_plugins): New function.
11933 (General_options::plugins): New function.
11934 (General_options::add_plugin): New function.
11935 (General_options::plugins_): New field.
11936 * plugin.cc: New file.
11937 * plugin.h: New file.
11938 * readsyms.cc: Include "plugin.h".
11939 (Read_symbols::do_read_symbols): Check for archive before checking
11940 for ELF file. Call plugin hooks to claim files.
11941 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11942 from a real object file; force override when processing replacement
11944 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11945 (Symbol::init_base_object): Likewise.
11946 (Symbol::init_base_output_data): Likewise.
11947 (Symbol::init_base_output_segment): Likewise.
11948 (Symbol::init_base_constant): Likewise.
11949 (Symbol::init_base_undefined): Likewise.
11950 (Symbol::output_section): Assert that object is not a plugin.
11951 (Symbol_table::add_from_pluginobj): New function.
11952 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11954 (Symbol_table::sized_write_globals): Likewise.
11955 (Symbol_table::add_from_pluginobj): Instantiate template.
11956 * symtab.h (Sized_pluginobj): Declare.
11957 (Symbol::in_real_elf): New function.
11958 (Symbol::set_in_real_elf): New function.
11959 (Symbol::in_real_elf_): New field.
11960 (Symbol_table::add_from_pluginobj): New function.
11962 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11963 (LIBDL): New variable.
11964 (LDADD): Add LIBDL.
11965 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11966 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11967 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11968 (MOSTLYCLEANFILES): Likewise.
11969 * testsuite/Makefile.in: Regenerate.
11970 * testsuite/plugin_test.c: New file.
11971 * testsuite/plugin_test_1.sh: New file.
11972 * testsuite/plugin_test_2.sh: New file.
11974 2008-09-16 Ian Lance Taylor <iant@google.com>
11976 * target-reloc.h (relocate_section): Check whether a symbol is
11977 defined by the ABI before reporting an undefined symbol error.
11978 * target.h (Target::is_defined_by_abi): Make parameter const.
11979 (Target::do_is_defined_by_abi): Likewise.
11980 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11981 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11982 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11983 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11984 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11985 * testsuite/Makefile.in: Rebuild.
11987 * fileread.cc (make_view): Add casts to avoid warning.
11989 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11991 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11992 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11994 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11996 * options.h (General_options::output_is_executable): New.
11997 (General_options::output_is_pie): New.
11998 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11999 for shared libraries.
12000 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12002 2008-09-11 Chris Demetriou <cgd@google.com>
12004 * options.h (origin): New -z option.
12005 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12006 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12009 2008-09-05 Cary Coutant <ccoutant@google.com>
12011 * fileread.cc (File_read::make_view): Add check for attempt to map
12012 beyond end of file.
12014 2008-09-05 Cary Coutant <ccoutant@google.com>
12016 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12017 explicit instantiations.
12019 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
12022 * options.cc (General_options::finalize): Allow undefined symbols
12023 in shlibs if linking -shared.
12026 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12027 symbols as not needing a dynsym entry.
12029 2008-08-20 Craig Silverstein <csilvers@google.com>
12031 * fileread.cc (File_read::open): Do not lock the file unless it
12032 was successfully opened.
12034 2008-08-14 Cary Coutant <ccoutant@google.com>
12036 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12037 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12038 * testsuite/tls_test.cc (struct int128): 128-bit struct
12039 for testing TLS relocs with non-zero addend.
12040 (v12): New TLS variable.
12042 (t_last): Add check for v12.
12043 * testsuite/tls_test.h (t12): New function.
12044 * testsuite/tls_test_main.cc (thread_routine): Call new test.
12046 2008-08-13 Ian Lance Taylor <iant@google.com>
12048 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12049 set tls_segment_ or relro_segment_.
12050 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12052 * output.h (Output_section::clear_is_relro): New function.
12053 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12054 sections specially even when output_data_ is empty.
12055 (Output_segment::maximum_alignment): When first section is relro,
12056 only force alignment for PT_LOAD segments.
12057 * script.cc (script_data_segment_align): New function.
12058 (script_data_segment_relro_end): New function.
12059 * script-c.h (script_data_segment_align): Declare.
12060 (script_data_segment_relro_end): Declare.
12061 * script-sections.h (class Script_sections): Declare
12062 data_segment_align and data_segment_relro_end. Add fields
12063 segment_align_index_ and saw_relro_end_.
12064 * script-sections.cc (class Sections_element): Add set_is_relro
12065 virtual function. Add new bool* parameter to place_orphan_here.
12066 Add get_output_section virtual function.
12067 (class Output_section_definition): Add set_is_relro. Add new
12068 bool* parameter to place_orphan_here. Add get_output_section.
12069 Add is_relro_ field.
12070 (Output_section_definition::Output_section_definition): Initialize
12071 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12072 and is_relro_ fields.
12073 (Output_section_definition::place_orphan_here): Add is_relro
12075 (Output_section_definition::set_section_addresses): Set relro for
12077 (Output_section_definition::alternate_constraint): Likewise.
12078 (class Orphan_output_section): Add new bool* parameter to
12079 place_orphan_here. Add get_output_section.
12080 (Orphan_output_section::place_orphan_here): Add is_relro
12082 (Script_sections::Script_sections): Initialize
12083 data_segment_align_index_ and saw_relro_end_.
12084 (Script_sections::data_segment_align): New function.
12085 (Script_sections::data_segment_relro_end): New function.
12086 (Script_sections::place_orphan): Set or clear is_relro.
12087 (Script_sections::set_section_addresses): Force alignment of first
12089 * yyscript.y (exp): Call script_data_segment_align and
12090 script_data_segment_relro_end.
12091 * testsuite/relro_script_test.t: New file.
12092 * testsuite/relro_test.cc (using_script): Declare.
12093 (t1, t2): Test using_script.
12094 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12095 (relro_script_test_SOURCES): Define.
12096 (relro_script_test_DEPENDENCIES): Define.
12097 (relro_script_test_LDFLAGS): Define.
12098 (relro_script_test_LDADD): Define.
12099 (relro_script_test.so): New target.
12100 * testsuite/Makefile.in: Rebuild.
12102 2008-08-06 Cary Coutant <ccoutant@google.com>
12104 * archive.cc (Archive::total_archives, Archive::total_members)
12105 (Archive::total_members_loaded): New variables.
12106 (Archive::setup): Add parameter. Add option to preread
12108 (Archive::read_armap): Add counter.
12109 (Archive::get_file_and_offset): New function.
12110 (Archive::get_elf_object_for_member): New function.
12111 (Archive::read_all_symbols): New function.
12112 (Archive::read_symbols): New function.
12113 (Archive::add_symbols): Add counters.
12114 (Archive::include_all_members): Use armap to find members if it's
12116 (Archive::include_member): Skip reading symbols if already read.
12117 Factored code into Archive::get_file_and_offset and
12118 Archive::get_elf_object_for_member. Changed call to
12119 Mapfile::report_include_archive_member.
12120 (Archive::print_stats): New function.
12121 * archive.h: Declare Object and Read_symbols_data classes.
12122 (Archive::Archive): Add initializers for new members.
12123 (Archive::setup): Add parameter.
12124 (Archive::print_stats): New function.
12125 (Archive::total_archives, Archive::total_members)
12126 (Archive::total_members_loaded): New variables.
12127 (Archive::get_file_and_offset): New function.
12128 (Archive::get_elf_object_for_member): New function.
12129 (Archive::read_all_symbols): New function.
12130 (Archive::read_symbols): New function.
12131 (Archive::Archive_member): New class.
12132 (Archive::members_): New member.
12133 (Archive::num_members_): New member.
12134 * main.cc: Include archive.h.
12135 (main): Call Archive::print_stats.
12136 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12137 archive parameter; member_name is now the fully-decorated name.
12138 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12139 * options.h: (General_options): Add --preread-archive-symbols option.
12140 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12143 2008-08-04 Ian Lance Taylor <iant@google.com>
12145 * symtab.h (Symbol::use_plt_offset): New function.
12146 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12147 * powerpc.cc (Relocate::relocate): Likewise.
12148 * sparc.cc (Relocate::relocate): Likewise.
12149 * x86_64.cc (Relocate::relocate): Likewise.
12150 * testsuite/weak_plt.sh: New test.
12151 * testsuite/weak_plt_main.cc: New test.
12152 * testsuite/weak_plt_shared.cc: New test.
12153 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12154 (check_PROGRAMS): Add weak_plt.
12155 (check_DATA): Add weak_plt_shared.so.
12156 (weak_plt_main_pic.o, weak_plt): New targets.
12157 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12158 * testsuite/Makefile.in: Rebuild.
12160 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12162 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12163 * testsuite/Makefile.in: Rebuild.
12165 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12167 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12168 * Makefile.in: Regenerate.
12169 * po/POTFILES.in: Regenerate.
12171 2008-07-29 Ian Lance Taylor <iant@google.com>
12173 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12174 symbols before other symbols.
12175 * testsuite/script_test_2.cc (test_addr): Declare.
12176 (test_addr_alias): Declare.
12177 (main): Check that test_addr and test_addr_alias have the right
12179 * testsuite/script_test_2.t: Define test_addr_alias and
12182 2008-07-24 Ian Lance Taylor <iant@google.com>
12185 * descriptors.cc: New file.
12186 * descriptors.h: New file.
12187 * gold-threads.h (class Hold_optional_lock): New class.
12188 * fileread.cc: Include "descriptors.h".
12189 (File_read::~File_read): Release descriptor rather than closing
12191 (File_read::open) [file]: Call open_descriptor rather than open.
12192 Set is_descriptor_opened_.
12193 (File_read::open) [memory]: Assert that descriptor is not open.
12194 (File_read::reopen_descriptor): New function.
12195 (File_read::release): Release descriptor.
12196 (File_read::do_read): Make non-const. Reopen descriptor.
12197 (File_read::read): Make non-const.
12198 (File_read::make_view): Reopen descriptor.
12199 (File_read::do_readv): Likewise.
12200 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12201 Update declarations.
12202 * layout.cc: Include "descriptors.h".
12203 (Layout::create_build_id): Use open_descriptor rather than open.
12204 * output.cc: Include "descriptors.h".
12205 (Output_file::open): Use open_descriptor rather than open.
12206 * archive.cc (Archive::const_iterator): Change Archive to be
12208 (Archive::begin, Archive::end): Make non-const.
12209 (Archive::count_members): Likewise.
12210 * archive.h (class Archive): Update declarations.
12211 * object.h (Object::read): Make non-const.
12212 * Makefile.am (CCFILES): Add descriptors.cc.
12213 (HFILES): Add descriptors.h.
12214 * Makefile.in: Rebuild.
12217 * gold.h: Always include <clocale>. Add Solaris workarounds
12218 following code in binutils/sysdep.h.
12221 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12222 this->eh_frame_hdr_ is NULL before using it.
12224 * dynobj.cc (Versions::Versions): Update comment.
12226 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12227 the base version name.
12229 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12230 array size plus one.
12231 (Stringpool_template::set_string_offsets): Subtract one from key
12232 before using it as an array index.
12233 (Stringpool_template::get_offset_with_length): Likewise.
12234 (Stringpool_template::write_to_buffer): Likewise.
12235 * stringpool.h (Stringpool_template::get_offset_from_key):
12238 2008-07-23 Ian Lance Taylor <iant@google.com>
12241 * object.h (Merged_symbol_value::value): Do our best to handle a
12245 * script.cc (Version_script_info::get_versions): Don't add empty
12246 version tag to return value.
12247 (Version_script_info::get_symbol_version_helper): Change return
12248 type to bool. Add pversion parameter. Change all callers.
12249 (script_register_vers_node): Don't require a non-NULL tag.
12250 * script.h (class Version_script_info): Update declarations.
12251 (Version_script_info::get_symbol_version): Change return type to
12252 bool. Add version parameter. Change all callers.
12253 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12254 handling. Handle an empty version from a version script.
12255 (Symbol_table::define_special_symbol): Likewise.
12256 * testsuite/ver_test_10.script: New file.
12257 * testsuite/ver_test_10.sh: New file.
12258 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12259 (check_DATA): Add ver_test_10.syms.
12260 (ver_test_10.syms, ver_test_10.so): New target.
12261 * testsuite/Makefile.in: Rebuild.
12263 2008-07-23 Simon Baldwin <simonb@google.com>
12265 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12266 to zero for undefined symbols from dynamic libraries.
12268 2008-07-23 Ian Lance Taylor <iant@google.com>
12270 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12271 Change all callers.
12272 * symtab.h (class Symbol_table): Update declaration.
12273 * testsuite/ver_test_9.cc: New file.
12274 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12275 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12276 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12277 (ver_test_9.so, ver_test_9.o): New targets.
12278 * testsuite/Makefile.in: Rebuild.
12280 2008-07-22 Ian Lance Taylor <iant@google.com>
12282 * options.h (class General_options): Define --check-sections.
12283 * layout.cc (Layout::set_segment_offsets): Handle
12286 * options.h (class General_options): Define -n/--nmagic and
12288 * options.cc (General_options::finalize): For -n/--nmagic or
12289 -N/--omagic, set -static.
12290 * layout.cc (Layout::attach_allocated_section_to_segment): If
12291 -N/--omagic, don't put read-only and read-write sections in
12292 different segments.
12293 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12294 finding a read-only segment.
12295 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12296 don't set the minimum segment alignment to the common page size,
12297 and don't set the file offset to the address modulo the page size.
12298 * script-sections.cc (Script_sections::create_segments): If
12299 -n/--omagic, don't put read-only and read-write sections in
12300 different segments.
12302 * cref.cc: New file.
12303 * cref.h: New file.
12304 * options.h (class General_options): Add --print-symbol-counts.
12305 * main.cc (main): Issue defined symbol report if requested.
12306 * archive.cc (Archive::interpret_header): Make into a const member
12308 (Archive::add_symbols): Call Input_objects::archive_start and
12310 (Archive::const_iterator): Define new class.
12311 (Archive::begin, Archive::end): New functions.
12312 (Archive::include_all_members): Rewrite to use iterator.
12313 (Archive::count_members): New function.
12314 * archive.h (class Archive): Update declarations.
12315 (Archive::filename): New function.
12316 * object.cc: Include "cref.h".
12317 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12318 (Sized_relobj::do_get_global_symbol_counts): New function.
12319 (Input_objects::add_object): Add object to cross-referencer.
12320 (Input_objects::archive_start): New function.
12321 (Input_objects::archive_stop): New function.
12322 (Input_objects::print_symbol_counts): New function.
12323 * object.h: Declare Cref and Archive.
12324 (Object::get_global_symbol_counts): New function.
12325 (Object::do_get_global_symbol_counts): New pure virtual function.
12326 (class Sized_relobj): Add defined_count_ field. Update
12328 (class Input_objects): Add cref_ field. Update constructor.
12329 Update declarations.
12330 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12332 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12334 (Sized_dynobj::do_get_global_symbol_counts): New function.
12335 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12336 defined_count_. Update declarations. Define Symbols typedef.
12337 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12338 parameter. Change all callers.
12339 (Symbol_table::add_from_dynobj): Add sympointers and defined
12340 parameters. Change all callers.
12341 * symtab.h (class Symbol_table): Update declarations.
12342 * Makefile.am (CCFILES): Add cref.cc.
12343 (HFILES): Add cref.h.
12344 * Makefile.in: Rebuild.
12346 2008-07-22 Simon Baldwin <simonb@google.com>
12348 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12349 to zero when writing undefined symbols.
12351 2008-07-22 Ian Lance Taylor <iant@google.com>
12353 * output.cc (Output_section::add_input_section): Don't try to
12354 merge empty merge sections.
12356 2008-07-21 Craig Silverstein <csilvers@google.com>
12358 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12359 Include symbol version in error message.
12361 2008-07-20 Chris Demetriou <cgd@google.com>
12363 * configure.ac (gold_cv_c_random_seed): New configured variable.
12364 (RANDOM_SEED_CFLAGS): New substituted variable.
12365 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12366 * configure: Rebuild.
12367 * Makefile.in: Likewise.
12368 * testsuite/Makefile.in: Likewise.
12370 2008-07-18 Ian Lance Taylor <iant@google.com>
12372 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12373 where we see NAME/NULL and NAME/VERSION as separate symbols.
12374 * testsuite/ver_test_main.cc (main): Call t4.
12375 (t4, t4_2a): Define.
12376 * testsuite/ver_test_2.cc (t4_2): Define.
12377 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12378 * testsuite/ver_test_4.cc (t4_2a): Define.
12379 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12380 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12382 2008-07-17 Ian Lance Taylor <iant@google.com>
12384 * dynobj.cc (Versions::add_def): If we give an error about a
12385 missing version, go ahead and create the version anyhow.
12387 2008-07-10 Ian Lance Taylor <iant@google.com>
12389 Handle output sections with more than 0x7fffffff bytes.
12390 * object.h (class Relobj): Change map_to_output_ to
12391 output_sections_, and just keep a section pointer. Change all
12392 uses. Move comdat group support to Sized_relobj.
12393 (Relobj::is_section_specially_mapped): Remove.
12394 (Relobj::output_section): Remove poff parameter. Change all
12396 (Relobj::output_section_offset): New function.
12397 (Relobj::set_section_offset): Rewrite.
12398 (Relobj::map_to_output): Remove.
12399 (Relobj::output_sections): New function.
12400 (Relobj::do_output_section_offset): New pure virtual function.
12401 (Relobj::do_set_section_offset): Likewise.
12402 (class Sized_relobj): Add section_offsets_ field. Add comdat
12403 group support from Relobj. Update declarations.
12404 (Sized_relobj::get_output_section_offset): New function.
12405 (Sized_relobj::do_output_section_offset): New function.
12406 (Sized_relobj::do_set_section_offset): New function.
12407 * object.cc (Relobj::output_section_address): Remove.
12408 (Sized_relobj::Sized_relobj): Initialize new fields.
12409 (Sized_relobj::include_section_group): Cast find_kept_object to
12411 (Sized_relobj::include_linkonce_section): Likewise.
12412 (Sized_relobj::do_layout): Use separate arrays for output section
12414 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12416 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12417 output_sections and section_offsets.
12418 (Sized_relobj::write_local_symbols): Likewise.
12419 (map_to_kept_section): Compute output address directly.
12420 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12421 output_sections and section_offsets.
12422 (Sized_relobj::write_sections): Likewise.
12423 (Sized_relobj::relocate_sections): Likewise.
12424 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12425 * output.h (class Output_reloc): Update declarations. Change
12426 u2_.relobj to Sized_relobj*.
12427 (class Output_data_reloc): Change add functions to use
12429 * output.cc (Output_reloc::Output_reloc): Change relobj to
12431 (Output_reloc::local_section_offset): Change return type to
12432 Elf_Addr. Use get_output_section_offset.
12433 (Output_reloc::get_address): Likewise.
12434 (Output_section::is_input_address_mapped): Don't call
12435 is_section_specially_mapped.
12436 (Output_section::output_offset): Likewise.
12437 (Output_section::output_address): Likewise.
12438 (Output_section::starting_output_address): Likewise.
12439 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12440 parameter to Sized_relobj*.
12441 (Copy_relocs::need_copy_reloc): Likewise.
12442 (Copy_relocs::save): Likewise.
12443 * copy-relocs.h (class Copy_relocs): Update declarations.
12444 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12445 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12446 * target-reloc.h (relocate_for_relocatable): Change
12447 offset_in_output_section type to Elf_Addr. Change code that uses
12449 * layout.cc (Layout::layout): Always set *off.
12450 * mapfile.cc (Mapfile::print_input_section): Use
12451 output_section_offset.
12452 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12454 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12455 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12456 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12458 2008-07-03 Ian Lance Taylor <iant@google.com>
12460 * layout.cc (Layout::include_section): Do not discard unrecognized
12461 SHT_STRTAB sections.
12463 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12465 * script.cc (Lex::can_continue_name): Make '?' allowable in
12466 version-script names.
12467 * testsuite/version_script.map: Change glob pattern to use '?'
12469 2008-06-30 Manish Singh <yosh@gimp.org>
12472 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12475 2008-06-30 Ian Lance Taylor <iant@google.com>
12479 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12480 versions]: Don't try to read the value in the contents, since we
12481 don't use it. Use the template endianness when writing.
12483 2008-06-25 Cary Coutant <ccoutant@google.com>
12485 * fileread.cc (File_read::make_view): Assert on zero-length view.
12486 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12487 symbol table when there are no symbols to read.
12489 2008-06-23 Craig Silverstein <csilvers@google.com>
12491 * version.cc (version_string): Bump to 1.7
12493 2008-06-18 Craig Silverstein <csilvers@google.com>
12495 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12496 constant 0xFFFF to type Valtype.
12497 (Powerpc_relocate_functions::rel16_ha): Likewise.
12499 2008-06-17 Ian Lance Taylor <iant@google.com>
12501 * output.h (Output_section::Input_section): Initialize p2align_ to
12502 zero for Output_section_data constructors.
12503 (Output_section::Input_section::addralign): If not an input
12504 section, return the alignment of the Output_section_data.
12505 * testsuite/copy_test.cc: New file.
12506 * testsuite/copy_test_1.cc: New file.
12507 * testsuite/copy_test_2.cc: New file.
12508 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12509 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12510 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12511 (copy_test_1_pic.o, copy_test_1.so): New targets.
12512 (copy_test_2_pic.o, copy_test_2.so): New targets.
12513 * testsuite/Makefile.in: Rebuild.
12515 * script-sections.cc (Script_sections::place_orphan): Initialize
12516 local variable exact.
12518 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12520 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12522 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12523 David S. Miller <davem@davemloft.net>
12525 * powerpc.cc: New file.
12526 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12527 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12528 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12529 * Makefile.in: Rebuild.
12531 2008-06-09 Ian Lance Taylor <iant@google.com>
12533 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12535 (throwing, orig_terminate): New static variables.
12536 (terminate_handler): New static function.
12537 (t2): Set terminate handler.
12539 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12542 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12545 2008-05-30 Cary Coutant <ccoutant@google.com>
12547 * archive.cc (Archive::include_all_members) Correct to step
12548 over symbol table and extended name table in thin archives.
12550 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12553 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12556 2008-05-28 Caleb Howe <cshowe@google.com>
12558 * reduced_debug_output.cc: New file.
12559 * reduced_debug_output.h: New file.
12560 * options.h (class General_options): Add --strip-debug-non-line.
12561 * options.cc (General_options::finalize): Add strip_debug_non_line
12562 to the strip heirarchy.
12563 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12565 * layout.cc: Include "reduced_debug_output.h".
12566 (Layout::Layout): Initialize new fields.
12567 (line_only_debug_sections): New static array.
12568 (is_lines_only_debug_sections): New static inline function.
12569 (Layout::include_section): Handle --strip-debug-non-line.
12570 (Layout::make_output_section): If --strip-debug-non-line, build
12571 new output sections for .debug_abbrev and .debug_info.
12572 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12573 gold. Warn about possible overflow.
12574 (read_signed_LEB_128): Likewise.
12575 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12576 (read_signed_LEB_128): Declare.
12577 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12578 (HFILES): Add reduced_debug_output.h.
12579 * Makefile.in: Rebuild.
12581 2008-05-21 Ian Lance Taylor <iant@google.com>
12583 * mapfile.cc: New file.
12584 * mapfile.h: New file.
12585 * options.h (class General_options): Add -M/--print-map and -Map.
12586 * options.cc (General_options::finalize): Make -M equivalent to
12588 * main.cc: Include <cstdio> and "mapfile.h".
12589 (main): Open mapfile if requested.
12590 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12591 constructor. Change caller.
12592 (queue_initial_tasks): Add mapfile parameter. Change caller.
12593 (queue_middle_tasks): Likewise.
12594 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12596 * archive.cc: Include "mapfile.h".
12597 (Archive::add_symbols): Add mapfile parameter. Change all
12598 callers. Pass mapfile, symbol, and reason to include_member.
12599 (Archive::include_all_members): Add mapfile parameter. Change all
12601 (Archive::include_member): Add mapfile, sym, and why parameters.
12602 Change all callers. Report inclusion to map file.
12603 * archive.h: Include "fileread.h".
12604 (class Archive): Update declarations.
12605 (Archive::file): New const method.
12606 (class Add_archive_symbols): Add mapfile_ field. Update
12607 constructor. Change all callers.
12608 * readsyms.h (class Read_symbols): Likewise.
12609 (class Finish_group): Likewise.
12610 (class Read_script): Likewise.
12611 * common.cc: Include "mapfile.h".
12612 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12614 (Symbol_table::do_allocate_commons): Likewise.
12615 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12616 symbol allocation to mapfile.
12617 * common.h (class Allocate_commons_task): Add mapfile_ field.
12618 Update constructor. Change all callers.
12619 * symtab.h (class Symbol_table): Update declarations.
12620 * layout.cc: Include "mapfile.h".
12621 (Layout_task_runner::run): Print information to mapfile.
12622 (Layout::create_gold_note): Change Output_data_fixed_space to
12623 Output_data_zero_fill.
12624 (Layout::create_build_id): Likewise.
12625 (Layout::print_to_mapfile): New function.
12626 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12627 constructor. Change caller.
12628 (class Layout): Declare print_to_mapfile.
12629 * output.cc (Output_section::Input_section::print_to_mapfile): New
12631 (Output_section::add_input_section): If producing a map, always
12632 add to input_sections_ list.
12633 (Output_section::do_print_to_mapfile): New function.
12634 (Output_segment::print_sections_to_mapfile): New function.
12635 (Output_segment::print_section_list_to_mapfile): New function.
12636 * output.h: Include "mapfile.h".
12637 (Output_data::print_to_mapfile): New function.
12638 (Output_data::do_print_to_mapfile): New virtual function.
12639 (Output_segment_headers::do_print_to_mapfile): New function.
12640 (Output_file_header::do_print_to_mapfile): New function.
12641 (Output_data_const::do_print_to_mapfile): New function.
12642 (class Output_data_const_buffer): Add map_name_ field. Update
12643 constructor. Change all callers. Add do_print_to_mapfile
12645 (class Output_data_fixed_space): Likewise.
12646 (class Output_data_space): Likewise.
12647 (class Output_data_zero_fill): New class.
12648 (Output_data_strtab::do_print_to_mapfile): New function.
12649 (Output_data_reloc_base::do_print_to_mapfile): New function.
12650 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12651 (Output_data_group::do_print_to_mapfile): New function.
12652 (Output_data_got::do_print_to_mapfile): New function.
12653 (Output_data_dynamic::do_print_to_mapfile): New function.
12654 (Output_symtab_xindex::do_print_to_mapfile): New function.
12655 (class Output_section): Declare do_print_to_mapflie. Declare
12656 print_to_mapfile in Input_section.
12657 (class Output_segment): Declare new functions.
12658 * object.h (Sized_relobj::symbol_count): New function.
12659 * script-sections.cc
12660 (Output_section_element_dot_assignment::set_section_addresses):
12661 Change Output_data_fixed_space to Output_data_zero_fill.
12662 (Output_data_expression::do_print_to_mapfile): New function.
12663 * script.cc (read_input_script): Add mapfile parameter. Change
12665 * script.h (read_input_script): Update declaration.
12666 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12667 (Eh_frame::do_print_to_mapfile): New function.
12668 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12669 (Output_merge_string::do_print_to_mapfile): New function.
12670 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12672 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12674 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12676 * Makefile.am (CCFILES): Add mapfile.cc.
12677 (HFILES): Add mapfile.h.
12678 * Makefile.in: Rebuild.
12680 2008-05-19 Ian Lance Taylor <iant@google.com>
12682 * options.h (class General_options): Add -z relro.
12683 * layout.cc (Layout::Layout): Initialize relro_segment_.
12684 (Layout::add_output_section_data): Return the output section.
12685 (Layout::make_output_section): Rcognize relro sections and mark
12686 them appropriately.
12687 (Layout::attach_allocated_section_to_segment): Put relro sections
12688 in a PT_GNU_RELRO segment.
12689 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12691 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12693 (Layout::linkonce_mapping): Map d.rel.ro.local to
12694 .data.rel.ro.local.
12695 (Layout::output_section_name): Us .data.rel.ro.local for any
12696 section which begins with that.
12697 * layout.h (class Layout): Update add_output_section_data
12698 declaration. Add relro_segment_ field.
12699 * output.cc (Output_section::Output_section): Initialize is_relro_
12700 and is_relro_local_ fields.
12701 (Output_segment::add_output_section): Group relro sections.
12702 (Output_segment::is_first_section_relro): New function.
12703 (Output_segment::maximum_alignment): If there is a relro section,
12704 align the segment to the common page size.
12705 (Output_segment::set_section_addresses): Track whether we are
12706 looking at relro sections. If the last section is a relro
12707 section, align to the common page size.
12708 (Output_segment::set_section_list_addresses): Add in_relro
12709 parameter. Change all callers. Align to the page size when
12710 moving from relro to non-relro section.
12711 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12713 * output.h (class Output_section): Add is_relro_ and
12714 is_relro_local_ fields.
12715 (Output_section::is_relro): New function.
12716 (Output_section::set_is_relro): New function.
12717 (Output_section::is_relro_local): New function.
12718 (Output_section::set_is_relro_local): New function.
12719 (class Output_segment): Update declarations.
12720 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12721 * sparc.cc (Target_sparc::got_section): Likewise.
12722 * x86_64.cc (Target_x86_64::got_section): Likewise.
12723 * testsuite/relro_test_main.cc: New file.
12724 * testsuite/relro_test.cc: New file.
12725 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12726 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12727 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12728 (relro_test.so, relro_test_pic.o): New targets.
12729 * testsuite/Makefile.in: Rebuild.
12731 2008-05-16 Ian Lance Taylor <iant@google.com>
12733 * output.cc (Output_segment::add_output_section): Remove front
12735 * output.h (class Output_segment): Remove
12736 add_initial_output_section and overloaded add_output_section.
12737 Update declaration of remaining add_output_section.
12738 * layout.cc (Layout::create_interp): Call add_output_section
12739 rather than add_initial_output_section.
12740 (Layout::finish_dynamic_section): Likewise.
12742 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12743 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12744 know the dynamic type.
12745 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12746 field. Initialize it in constructor.
12747 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12748 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12749 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12752 * output.cc (Output_reloc::get_address): Change return type to
12754 * output.h (class Output_reloc): Update get_address declaration.
12755 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12756 for section addresses.
12758 2008-05-09 Ian Lance Taylor <iant@google.com>
12761 * gold.cc (gold_nomem): Use return value of write.
12763 2008-05-08 Ian Lance Taylor <iant@google.com>
12765 * symtab.c (Symbol::init_base_output_data): Add version
12766 parameter. Change all callers.
12767 (Symbol::init_base_output_segment): Likewise.
12768 (Symbol::init_base_constant): Likewise.
12769 (Symbol::init_base_undefined): Likewise.
12770 (Sized_symbol::init_output_data): Likewise.
12771 (Sized_symbol::init_output_segment): Likewise.
12772 (Sized_symbol::init_constant): Likewise.
12773 (Sized_symbol::init_undefined): Likewise.
12774 (Symbol_table::do_define_in_output_data): If the new symbol has a
12775 version, mark it as the default.
12776 (Symbol_table::do_define_in_output_segment): Likewise.
12777 (Symbol_table::do_define_as_constant): Likewise.
12778 * symtab.h (class Symbol): Update declarations.
12779 (class Sized_symbol): Likewise.
12780 * resolve.cc (Symbol::override_version): New function.
12781 (Symbol::override_base): Call override_version.
12782 (Symbol::override_base_with_special): Likewise.
12783 * testsuite/ver_script_8.script: New file.
12784 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12785 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12786 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12787 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12789 2008-05-06 Ian Lance Taylor <iant@google.com>
12792 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12794 (class General_options): Remove existing --undefined, and add
12795 --no-undefined instead. Add new --undefined as synonym for -u.
12796 * archive.cc (Archive::add_symbols): Check whether symbol was
12798 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12799 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12800 all uses. Add IS_UNDEFINED. Update declarations to split
12801 different versions of init_base. Declare init_base_undefined.
12802 (Symbol::is_defined): Handle IS_UNDEFINED.
12803 (Symbol::is_undefined): Likewise.
12804 (Symbol::is_weak_undefined): Call is_undefined.
12805 (Symbol::is_absolute): Handle IS_CONSTANT.
12806 (class Sized_symbol): Update declarations to split different
12807 versions of init. Declare init_undefined.
12808 (class Symbol_table): Declare new functions.
12809 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12810 Change all callers.
12811 (Symbol::init_base_output_data): Likewise.
12812 (Symbol::init_base_output_segment): Likewise.
12813 (Symbol::init_base_constant): Likewise.
12814 (Symbol::init_base_undefined): New function.
12815 (Sized_symbol::init_object): Rename from init. Change all
12817 (Sized_symbol::init_output_data): Likewise.
12818 (Sized_symbol::init_output_segment): Likewise.
12819 (Sized_symbol::init_constant): Likewise.
12820 (Sized_symbol::init_undefined): New function.
12821 (Symbol_table::add_undefined_symbols_from_command_line): New
12823 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12825 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12826 (Symbol::output_section): Likewise.
12827 (Symbol::set_output_section): Likewise.
12828 (Symbol_table::sized_finalize_symbol): Likewise.
12829 (Symbol_table::sized_write_globals): Likewise.
12830 * resolve.cc (Symbol_table::should_override): Likewise.
12831 (Symbol::override_base_with_special): Likewise.
12833 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12834 symbol, change it to have default visibility.
12835 * testsuite/protected_1.cc: New file.
12836 * testsuite/protected_2.cc: New file.
12837 * testsuite/protected_3.cc: New file.
12838 * testsuite/protected_main_1.cc: New file.
12839 * testsuite/protected_main_2.cc: New file.
12840 * testsuite/protected_main_3.cc: New file.
12841 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12842 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12843 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12844 (protected_1.so): New target.
12845 (protected_1_pic.o, protected_2_pic.o): New targets.
12846 (protected_3_pic.o): New target.
12847 (check_PROGRAMS): Add protected_2.
12848 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12849 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12850 * testsuite/Makefile.in: Rebuild.
12852 * options.h (DEFINE_var): Add set_user_set_##varname__.
12853 (DEFINE_bool_alias): New macro.
12854 (class General_options): Define -Bstatic using DEFINE_bool_alias
12855 rather than DEFINE_special. Add --undefined as an alias for -z
12857 * options.cc (General_options::parse_Bstatic): Remove.
12859 * options.h (class General_options): Add --fatal-warnings.
12860 * main.cc (main): Implement --fatal-warnings.
12861 * errors.h (Errors::warning_count): New function.
12863 * options.h (class General_options): Add -Bsymbolic-functions.
12864 * symtab.h (Symbol::is_preemptible): Check for
12865 -Bsymbolic-functions.
12867 2008-05-05 Ian Lance Taylor <iant@google.com>
12869 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12870 as noVARNAME rather than no-VARNAME.
12871 (class General_options): Add option -z combreloc.
12872 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12874 (Output_reloc::sort_before) [SHT_REL]: New function.
12875 (Output_reloc::sort_before) [SHT_RELA]: New function.
12876 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12877 Sort_relocs_comparison.
12878 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12879 parameter. Change all callers.
12880 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12881 sort_relocs parameter. Change all callers.
12882 * output.cc (Output_reloc::get_address): New function, broken out
12884 (Output_reloc::write_rel): Call it.
12885 (Output_reloc::compare): New function.
12886 (Output_data_reloc_base::do_write): Optionally sort relocs.
12888 * configure.ac: If targ_extra_obj is set, link it in.
12889 * configure.tgt: Initialize all variables.
12890 (x86_64*): Set targ_extra_obj and targ_extra_size.
12891 * configure: Rebuild.
12893 * object.cc (Sized_relobj::include_section_group): Adjust section
12894 indexes read from group data. Build vector to pass to
12896 * layout.cc (Layout::layout_group): Add flags and shndxes
12897 parameters. Remove contents parameter. Change caller. Update
12898 explicit instantiations.
12899 * layout.h (class Layout): Update layout_group declaration.
12900 * output.cc (Output_data_group::Output_data_group): Add flags and
12901 input_shndxes parameters. Remove contents parameter. Change
12903 (Output_data_group::do_write): Change input_sections_ to
12905 * output.h (class Output_data_group): Update constructor
12906 declaration. Rename input_sections_ to input_shndxes_.
12907 * testsuite/many_sections_test.cc: Add template.
12909 2008-04-30 Cary Coutant <ccoutant@google.com>
12911 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12913 * layout.cc (Layout::include_section): Refactored check for debug
12915 (Layout::add_comdat): Add new parameters. Change type
12916 of signature parameter. Add object and shndx to signatures table.
12917 (Layout::find_kept_object): New function.
12918 * layout.h: Include <cstring>.
12919 (Layout::is_debug_info_section): New function.
12920 (Layout::add_comdat): Add new parameters.
12921 (Layout::find_kept_object): New function.
12922 (Layout::Kept_section): New struct.
12923 (Layout::Signatures): Change type of map range.
12924 * object.cc (Relobj::output_section_address): New function.
12925 (Sized_relobj::include_section_group): Add new parameters. Change
12926 calls to Layout::add_comdat. Change to build table of kept comdat
12927 groups and table mapping discarded sections to kept sections.
12928 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12929 (Sized_relobj::do_layout): Change calls to include_section_group and
12930 include_linkonce_section.
12931 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12932 value to zero when section is discarded.
12933 (Sized_relobj::map_to_kept_section): New function.
12934 * object.h (Relobj::output_section_address): New function.
12935 (Relobj::Comdat_group): New type.
12936 (Relobj::find_comdat_group): New function.
12937 (Relobj::Comdat_group_table): New type.
12938 (Relobj::Kept_comdat_section): New type.
12939 (Relobj::Kept_comdat_section_table): New type.
12940 (Relobj::add_comdat_group): New function.
12941 (Relobj::set_kept_comdat_section): New function.
12942 (Relobj::get_kept_comdat_section): New function.
12943 (Relobj::comdat_groups_): New field.
12944 (Relobj::kept_comdat_sections_): New field.
12945 (Symbol_value::input_value): Update comment.
12946 (Sized_relobj::map_to_kept_section) New function.
12947 (Sized_relobj::include_linkonce_section): Add new parameter.
12948 * target-reloc.h (Comdat_behavior): New type.
12949 (get_comdat_behavior): New function.
12950 (relocate_section): Add code to map a discarded section to the
12951 corresponding kept section when applying a relocation.
12953 2008-04-30 Craig Silverstein <csilvers@google.com>
12955 * dwarf_reader.cc (next_generation_count): New static var.
12956 (Addr2line_cache_entry): New struct.
12957 (addr2line_cache): New static var.
12958 (Dwarf_line_info::one_addr2line): Added caching.
12959 (Dwarf_line_info::clear_addr2line_cache): New function.
12960 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12961 cache-size parameter.
12962 (Dwarf_line_info::one_addr2line_cache): New function.
12963 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12964 new cache-size argument to one_addr2line(), and clear cache.
12966 2008-04-28 Cary Coutant <ccoutant@google.com>
12968 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12969 R_386_PC8 relocations.
12971 2008-04-23 Ian Lance Taylor <iant@google.com>
12973 * object.cc (Sized_relobj::include_section_group): Check for
12974 invalid section group.
12976 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12979 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12980 than read for file header.
12981 * archive.cc (Archive::include_member): Likewise.
12983 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12985 * aclocal.m4: Regenerate.
12986 * configure: Regenerate.
12988 2008-04-19 Ian Lance Taylor <iant@google.com>
12990 * version.cc (version_string): Bump to 1.6.
12992 * testsuite/Makefile.am (many_sections_r_test): New target.
12993 (many_sections_r_test_SOURCES): Remove.
12994 (many_sections_r_test_DEPENDENCIES): Remove.
12995 (many_sections_r_test_LDFLAGS): Remove.
12996 (many_sections_r_test_LDADD): Remove.
12998 * object.cc (Sized_relobj::do_add_symbols): Always pass
12999 local_symbol_count_ to add_from_relobj.
13001 * testsuite/Makefile.am (many_sections_check.h): Only check one in
13002 every thousand variables.
13003 * testsuite/Makefile.in: Rebuild.
13005 * object.cc (Xindex::initialize_symtab_xindex): New function.
13006 (Xindex::read_symtab_xindex): New function.
13007 (Xindex::sym_xindex_to_shndx): New function.
13008 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13010 (Sized_relobj::do_initialize_xindex): New function.
13011 (Sized_relobj::do_read_symbols): Adjust section links.
13012 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13013 parameter. Change all callers.
13014 (Sized_relobj::include_section_group): Adjust section links and
13015 symbol section indexes.
13016 (Sized_relobj::do_layout): Adjust section links.
13017 (Sized_relobj::do_count_local_symbols): Adjust section links and
13018 symbol section indexes.
13019 (Sized_relobj::do_finalize_local_symbols): Distinguish between
13020 ordinary and special symbols.
13021 (Sized_relobj::write_local_symbols): Add symtab_xindex and
13022 dynsym_xindex parameters. Change all callers. Adjust section
13023 links. Use SHN_XINDEX when needed.
13024 (Sized_relobj::get_symbol_location_info): Adjust section links.
13025 Don't get fooled by special symbols.
13026 * object.h (class Xindex): Define.
13027 (class Object): Add xindex_ parameter. Declare virtual functoin
13028 do_initialize_xindex.
13029 (Object::adjust_sym_shndx): New function.
13030 (Object::set_xindex): New protected function.
13031 (class Symbol_value): Add is_ordinary_shndx_ field.
13032 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13033 (Symbol_value::value): Assert ordinary section.
13034 (Symbol_value::initialize_input_to_output_map): Likewise.
13035 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13036 Change all callers.
13037 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
13039 (class Sized_relobj): Update declarations.
13040 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13041 parameter. Change all callers.
13042 (Sized_relobj::adjust_shndx): New function.
13043 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13045 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13046 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
13047 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
13048 (Sized_dynobj::read_dynsym_section): Adjust section links.
13049 (Sized_dynobj::read_dynamic): Likewise.
13050 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
13052 (Sized_dynobj::do_initialize_xindex): New function.
13053 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
13054 do_initialize_xindex.
13055 (Sized_dynobj::adjust_shndx): New function.
13056 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13057 dynsym_xindex_ fields.
13058 (Layout::finalize): Add a call to set_section_indexes before
13059 creating the symtab sections.
13060 (Layout::set_section_indexes): Don't do anything if the section
13061 already has a section index.
13062 (Layout::create_symtab_sections): Add shnum parameter. Change
13063 caller. Create .symtab_shndx section if needed.
13064 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13066 (Layout::allocated_output_section_count): New function.
13067 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13069 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13070 fields. Update declarations.
13071 (Layout::symtab_xindex): New function.
13072 (Layout::dynsym_xindex): New function.
13073 (class Write_symbols_task): Add layout_ field.
13074 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13076 * output.cc (Output_section_headers::Output_section_headers): Add
13077 shstrtab_section parameter. Change all callers.
13078 (Output_section_headers::do_sized_write): Store overflow values
13079 for section count and section string table section index in
13080 section header zero.
13081 (Output_file_header::do_sized_write): Check for overflow of
13082 section count and section string table section index.
13083 (Output_symtab_xindex::do_write): New function.
13084 (Output_symtab_xindex::endian_do_write): New function.
13085 * output.h (class Output_section_headers): Add shstrtab_section_.
13086 Update declarations.
13087 (class Output_symtab_xindex): Define.
13088 (Output_section::has_out_shndx): New function.
13089 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13091 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13092 Change all callers.
13093 (Sized_symbol::init): Likewise.
13094 (Symbol::output_section): Check for ordinary symbol.
13095 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13096 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13098 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13099 Change all callers. Simplify handling of symbols from sections
13100 not included in the link.
13101 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13103 (Weak_alias_sorter::operator()): Assert that symbols are
13105 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13107 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13108 parameters. Change all callers.
13109 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13110 symbol distinction. Use SHN_XINDEX when needed.
13111 (Symbol_table::write_section_symbol): Add symtab_xindex
13112 parameter. Change all callers.
13113 (Symbol_table::sized_write_section_symbol): Likewise. Use
13114 SHN_XINDEX when needed.
13115 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13117 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13118 (Symbol::is_defined): Check is_ordinary.
13119 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13120 (Symbol::is_absolute, Symbol::is_common): Likewise.
13121 (class Sized_symbol): Update declarations.
13122 (class Symbol_table): Update declarations.
13123 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13124 parameters. Change all callers.
13125 (Sized_symbol::override): Likewise.
13126 (Symbol_table::override): Likewise.
13127 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13128 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13129 is_ordinary, and orig_st_shndx parameters. Change all callers.
13130 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13131 to be in an ordinary section.
13132 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13133 object and is_ordinary parameters. Change all callers.
13134 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13135 Change all callers. Don't add undefined or non-ordinary symbols
13137 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13138 Change all callers.
13139 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13141 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13142 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13143 (Sized_relobj::relocate_sections): Likewise.
13144 * target-reloc.h (scan_relocs): Adjust section symbol index.
13145 (scan_relocatable_relocs): Likewise.
13146 * i386.cc (Scan::local): Check for ordinary symbols.
13147 * sparc.cc (Scan::local): Likewise.
13148 * x86_64.cc (Scan::local): Likewise.
13149 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13150 to symbol_section_and_value.
13151 * testsuite/many_sections_test.cc: New file.
13152 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13153 (check_PROGRAMS): Add many_sections_test.
13154 (many_sections_test_SOURCES): Define.
13155 (many_sections_test_DEPENDENCIES): Define.
13156 (many_sections_test_LDFLAGS): Define.
13157 (BUILT_SOURCES): Add many_sections_define.h.
13158 (many_sections_define.h): New target.
13159 (BUILT_SOURCES): Add many_sections_check.h.
13160 (many_sections_check.h): New target.
13161 (check_PROGRAMS): Add many_sections_r_test.
13162 (many_sections_r_test_SOURCES): Define.
13163 (many_sections_r_test_DEPENDENCIES): Define.
13164 (many_sections_r_test_LDFLAGS): Define.
13165 (many_sections_r_test_LDADD): Define.
13166 (many_sections_r_test.o): New target.
13167 * testsuite/Makefile.in: Rebuild.
13169 2008-04-17 Cary Coutant <ccoutant@google.com>
13171 * errors.cc (Errors::info): New function.
13172 (gold_info): New function.
13173 * errors.h (Errors::info): New function.
13174 * gold.h (gold_info): New function.
13175 * object.cc (Input_objects::add_object): Print trace output.
13176 * options.cc (options::parse_set): New function.
13177 (General_options::parse_wrap): Deleted.
13178 (General_options::General_options): Deleted initializer.
13179 * options.h (options::String_set): New typedef.
13180 (options::parse_set): New function.
13181 (DEFINE_set): New macro.
13182 (General_options::wrap): Changed to use DEFINE_set. Changed
13183 callers of any_wrap_symbols and is_wrap_symbol.
13184 (General_options::trace, General_options::trace_symbol):
13186 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13187 (General_options::wrap_symbols_): Deleted.
13188 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13190 2008-04-17 David S. Miller <davem@davemloft.net>
13192 * options.cc (General_options::parse_V): New function.
13193 * options.h: Add entries for -V and -Qy.
13195 2008-04-17 Ian Lance Taylor <iant@google.com>
13197 * common.cc (Symbol_table::allocate_commons): Remove options
13198 parameter. Change caller.
13199 (Symbol_table::do_allocate_commons): Remove options parameter.
13200 Change caller. Just call do_allocate_commons_list twice.
13201 (Symbol_table::do_allocate_commons_list): New function, broken out
13202 of do_allocate_commons.
13203 * common.h (class Allocate_commons_task): Remove options_ field.
13204 Update constructor.
13205 * symtab.cc (Symbol_table::Symbol_table): Initialize
13207 (Symbol_table::add_from_object): Put TLS common symbols on
13209 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13210 which are IN_OUTPUT_DATA.
13211 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13212 allocate_commons and do_allocate_commons declarations. Declare
13213 do_allocate_commons_list.
13214 * gold.cc (queue_middle_tasks): Update creation of
13215 Allocate_commons_task to not pass options.
13216 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13217 (TLS_TEST_C_FLAGS): New variable.
13218 (tls_test_c_pic.o): New target.
13219 (tls_test_shared.so): Link in tls_test_c_pic.o.
13220 (tls_test_c_pic_ie.o): New target.
13221 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13222 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13223 (tls_test_c.o): New target.
13224 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13225 (tls_pic_test_LDADD): Likewise.
13226 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13227 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13228 (tls_test_c_gnu2.o): New target.
13229 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13231 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13232 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13233 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13234 * testsuite/tls_test.cc: Include "config.h".
13235 (t_last): Call t11_last.
13236 * testsuite/tls_test.h (t11, t11_last): Declare.
13237 * testsuite/tls_test_c.c: New file.
13238 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13239 * configure.ac: Check for OpenMP support.
13240 * configure, config.in, Makefile.in: Rebuild.
13241 * testsuite/Makefile.in: Rebuild.
13243 2008-04-16 Cary Coutant <ccoutant@google.com>
13245 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13246 (Target_i386::tls_base_symbol_defined_): New field.
13247 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13248 (Target_i386::Scan::global): Likewise.
13249 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13250 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13251 (Target_x86_64::tls_base_symbol_defined_): New field.
13252 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13253 (Target_x86_64::Scan::global): Likewise.
13255 2008-04-16 Cary Coutant <ccoutant@google.com>
13257 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13258 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13259 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13260 building shared libraries.
13261 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13262 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13263 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13264 * testsuite/Makefile.in: Rebuild.
13265 * testsuite/weak_undef.h: New file.
13266 * testsuite/weak_undef_file1.cc: Add extra test cases.
13267 * testsuite/weak_undef_file2.cc: Likewise.
13268 * testsuite/weak_undef_test.cc: Likewise.
13270 2008-04-16 David S. Miller <davem@davemloft.net>
13272 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13273 Add issued_non_pic_error_ field. Declare check_non_pic.
13274 (Target_sparc::Scan::check_non_pic): New function.
13275 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13276 (Target_sparc::Scan::global): Likewise.
13278 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13279 * configure: Rebuild.
13281 * options.h (DEFINE_enable): New macro.
13282 (new_dtags): New enable option.
13283 (initfirst, interpose, loadfltr, nodefaultlib,
13284 nodelete, nodlopen, nodump): New -z options.
13285 * layout.cc (Layout:finish_dynamic_section): If new
13286 dtags enabled, emit DT_RUNPATH. Also, emit a
13287 DT_FLAGS_1 containing any specified -z flags.
13289 2008-04-16 Ian Lance Taylor <iant@google.com>
13291 * copy-relocs.cc: New file.
13292 * copy-relocs.h: New file.
13293 * reloc.cc: Remove Copy_relocs code.
13294 * reloc.h: Likewise.
13295 * reloc-types.h (struct Reloc_types) [both versions]: Add
13296 get_reloc_addend_noerror.
13297 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13298 variants of add_global which take an addend which must be zero.
13299 * i386.cc: Include "copy-relocs.h".
13300 (class Target_i386): Change type of copy_relocs_ to variable,
13301 update initializer.
13302 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13303 Change all callers.
13304 (Target_i386::do_finalize_sections): Change handling of
13306 * sparc.cc: Include "copy-relocs.h".
13307 (class Target_sparc): Change type of copy_relocs_ to variable,
13308 update initializer.
13309 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13310 Change all callers.
13311 (Target_sparc::do_finalize_sections): Change handling of
13313 * x86_64.cc: Include "copy-relocs.h".
13314 (class Target_x86_64): Change type of copy_relocs_ to variable,
13315 update initializer.
13316 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13317 class. Change all callers.
13318 (Target_x86_64::do_finalize_sections): Change handling of
13320 * Makefile.am (CCFILES): Add copy-relocs.cc.
13321 (HFILES): Add copy-relocs.h.
13323 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13325 * testsuite/script_test_4.sh: Permit leading zeroes.
13327 2008-04-15 Ian Lance Taylor <iant@google.com>
13329 * script-sections.cc (Script_sections::create_segments): Use
13330 header_size_adjustment even when there is enough room for the
13332 * testsuite/script_test_4.sh: New file.
13333 * testsuite/script_test_4.t: New file.
13334 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13335 (check_DATA): Add script_test_4.stdout.
13336 (MOSTLYCLEANFILES): Likewise.
13337 (script_test_4): New target.
13338 (script_test_4.stdout): New target.
13339 * testsuite/Makefile.in: Rebuild.
13341 * sparc.cc: Add definitions for Output_data_plt_sparc class
13344 2008-04-14 David S. Miller <davem@davemloft.net>
13346 * sparc.cc: New file.
13347 * Makefile.am (TARGETSOURCES): Add sparc.cc
13348 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13349 * configure.tgt: Document targ_extra_size and
13350 targ_extra_big_endian. Add entries for sparc-* and
13352 * configure.ac: Handle targ_extra_size and
13353 targ_extra_big_endian.
13354 * Makefile.in: Rebuild.
13355 * configure: Likewise.
13356 * po/POTFILES.in: Likewise.
13357 * po/gold.pot: Likewise.
13359 2008-04-14 Ian Lance Taylor <iant@google.com>
13361 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13362 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13363 in the name/type/flags to section mapping. Don't call
13364 allocate_output_section.
13365 (Layout::choose_output_section): Change parameter from adjust_name
13366 to is_input_section. Don't permit input sections after sections
13367 are attached to segments. Don't call allocate_output_section.
13368 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13369 not write_enable_output_section.
13370 (Layout::make_output_section): Don't push to
13371 unattached_section_list_ nor call attach_to_segment. Call
13372 attach_section_to_segment if sections are attached.
13373 (Layout::attach_sections_to_segments): New function.
13374 (Layout::attach_section_to_segment): New function.
13375 (Layout::attach_allocated_section_to_segment): Rename from
13376 attach_to_segment. Remove flags parameter.
13377 (Layout::allocate_output_section): Remove function.
13378 (Layout::write_enable_output_section): Remove function.
13379 * layout.h (class Layout): Update for above changes. Add new
13380 field sections_are_attached_.
13381 * output.h (Output_section::update_flags_for_input_section): New
13383 * output.cc (Output_section::add_input_section): Call
13384 update_flags_for_input_section.
13385 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13387 2008-04-11 Cary Coutant <ccoutant@google.com>
13389 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13390 thought unnecessary.
13391 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13393 2008-04-11 Ian Lance Taylor <iant@google.com>
13395 * output.h (class Output_section_data): Remove inline definition
13397 * output.cc (Output_section_data::set_addralign): New function.
13399 2008-04-11 Cary Coutant <ccoutant@google.com>
13401 Add support for TLS descriptors for i386 and x86_64.
13402 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13403 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13404 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13406 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13407 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13408 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13410 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13411 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13412 Fix problem with initial-exec relocations.
13413 (Target_i386::Relocate::relocate_tls): Likewise.
13414 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13416 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13417 support for section-plus-offset dynamic table entries.
13418 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13419 (Output_data_dynamic::Dynamic_entry): Add support for
13420 section-plus-offset dynamic table entries.
13421 (Output_data_dynamic::Classification): Likewise.
13422 (Output_data_dynamic::classification_): Renamed offset_.
13423 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13424 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13425 (Target_x86_64::make_plt_section): New function.
13426 (Target_x86_64::reserve_tlsdesc_entries): New function.
13427 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13428 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13429 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13430 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13431 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13432 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13433 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13434 add extra PLT entry for TLS descriptors.
13435 (Output_data_plt_x86_64::got_): New field.
13436 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13437 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13439 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13441 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13442 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13443 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13444 R_386_TLS_DESC_CALL relocations.
13445 (Target_x86_64::Scan::global): Likewise.
13446 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13447 for TLS descriptors.
13448 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13449 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13450 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13451 GD-to-IE relaxation.
13452 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13453 and TLS_DESCRIPTORS.
13454 * Makefile.in: Rebuild.
13455 * configure: Rebuild.
13456 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13457 (tls_test_shared2.so): New target.
13458 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13459 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13460 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13461 (tls_shared_gd_to_ie_test_LDADD): New variable.
13462 (tls_shared_gnu2_gd_to_ie_test): New target.
13463 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13465 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13466 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13467 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13468 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13469 (tls_shared_gnu2_test): New target.
13470 (tls_test_gnu2_shared.so): New target.
13471 (tls_shared_gnu2_test_SOURCES): New variable.
13472 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13473 (tls_shared_gnu2_test_LDFLAGS): New variable.
13474 (tls_shared_gnu2_test_LDADD): New variable.
13475 * testsuite/Makefile.in: Rebuild.
13476 * testsuite/Makefile.
13478 2008-04-11 Ian Lance Taylor <iant@google.com>
13480 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13482 * testsuite/Makefile.in: Rebuild.
13484 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13486 * testsuite/script_test_2.cc (main): Adjust test.
13488 2008-04-11 David S. Miller <davem@davemloft.net>
13489 Ian Lance Taylor <iant@google.com>
13491 * options.h (General_options): Add entries for '-Y' and
13493 * options.cc (General_options:finalize): If -Y was used, add those
13494 entries to the library path instead of the default "/lib" and
13497 2008-04-11 David S. Miller <davem@davemloft.net>
13499 * testsuite/justsyms.t: Start at 0x100.
13500 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13501 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13503 * testsuite/script_test_2.cc: Adjust string and section length
13506 2008-04-09 Ian Lance Taylor <iant@google.com>
13509 * script-sections.cc (Sections_element::allocate_to_segment): Add
13511 (Output_section_definition::allocate_to_segment): Likewise.
13512 (Orphan_output_section::allocate_to_segment): Likewise.
13513 (Script_sections::attach_sections_using_phdrs_clause): Don't
13514 propagate non-PT_LOAD segments to orphan sections.
13515 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13516 readelf rather than objdump.
13517 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13518 .interp section and PT_INTERP segment are the same size.
13519 * testsuite/Makefile.in: Rebuild.
13521 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13522 aliases for symbols defined in the same object.
13523 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13524 (weak_alias_test_SOURCES): New variable.
13525 (weak_alias_test_DEPENDENCIES): New variable.
13526 (weak_alias_test_LDFLAGS): New variable.
13527 (weak_alias_test_LDADD): New variable.
13528 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13529 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13530 (weak_alias_test_3.o): New target.
13531 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13532 * testsuite/weak_alias_test_main.cc: New file.
13533 * testsuite/weak_alias_test_1.cc: New file.
13534 * testsuite/weak_alias_test_2.cc: New file.
13535 * testsuite/weak_alias_test_3.cc: New file.
13537 2008-04-08 Ian Lance Taylor <iant@google.com>
13539 * options.h (class General_options): Add --noinhibit-exec option.
13540 * main.cc (main): Check --noinhibit-exec.
13542 * options.h (class General_options): Define --wrap as a special
13543 option. Add wrap_symbols_ field.
13544 (General_options::any_wrap_symbols): New function.
13545 (General_options::is_wrap_symbol): New function.
13546 * options.cc (General_options::parse_wrap): New function.
13547 (General_options::General_options): Initialize wrap_symbols_.
13548 * symtab.cc (Symbol_table::wrap_symbol): New function.
13549 (Symbol_table::add_from_object): Handle --wrap.
13550 * symtab.h (class Symbol_table): Declare wrap_symbol.
13551 * target.h (Target::wrap_char): New function.
13552 (Target::Target_info): Add wrap_char field.
13553 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13554 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13555 * testsuite/testfile.cc (Target_test::test_target_info):
13558 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13561 * layout.h (class Layout): Add added_eh_frame_data_ field.
13562 * layout.cc (Layout::Layout): Initialize new field.
13563 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13564 output section until we find a section we merged successfully.
13565 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13566 that the size be non-zero.
13568 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13571 2008-04-08 Craig Silverstein <csilvers@google.com>
13573 * configure.ac: Export new conditional variable HAVE_ZLIB.
13574 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13576 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13577 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13579 2008-04-07 Ian Lance Taylor <iant@google.com>
13581 * version.cc (version_string): Set to "1.5".
13583 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13584 Add issued_non_pic_error_ field. Declare check_non_pic.
13585 (Target_x86_64::Scan::check_non_pic): New function.
13586 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13587 (Target_x86_64::Scan::global): Likewise.
13589 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13590 addend parameter. Change caller. Handle merge sections.
13591 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13592 Address to Addend. Don't add in the result of
13593 local_section_offset, pass down the addend and use the returned
13595 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13596 Update declarations of local_section_offset and symbol_value.
13597 * testsuite/two_file_test_1.cc (t18): New function.
13598 * testsuite/two_file_test_2.cc (f18): New function.
13599 * testsuite/two_file_test_main.cc (main): Call t18.
13600 * testsuite/two_file_test.h (t18, f18): Declare.
13602 * configure.ac: Don't test for objdump, c++filt, or readelf.
13603 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13605 (TEST_READELF): New variable.
13606 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13607 (check_PROGRAMS): Add two_file_strip_test.
13608 (two_file_strip_test): New target.
13609 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13610 (two_file_same_shared_strip_test_SOURCES): New variable.
13611 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13612 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13613 (two_file_same_shared_strip_test_LDADD): New variable.
13614 (two_file_shared_strip.so): New target.
13615 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13616 (ver_test_5.syms, ver_test_7.syms): Likewise.
13617 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13618 (strip_test_3.stdout): Use TEST_OBJDUMP.
13619 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13621 2008-04-04 Cary Coutant <ccoutant@google.com>
13623 * symtab.h (Symbol::is_weak_undefined): New function.
13624 (Symbol::is_strong_undefined): New function.
13625 (Symbol::is_absolute): New function.
13626 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13627 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13629 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13630 (weak_undef_test): New target.
13631 * testsuite/Makefile.in: Rebuild.
13632 * testsuite/weak_undef_file1.cc: New file.
13633 * testsuite/weak_undef_file2.cc: New file.
13634 * testsuite/weak_undef_test.cc: New file.
13636 2008-04-03 Craig Silverstein <csilvers@google.com>
13638 * compressed_output.h (class Output_compressed_section): Use
13640 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13642 (zlib_compressed_suffix): Removed.
13643 (Output_compressed_section::set_final_data_size): Use unsigned
13645 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13646 Fix linker invocation.
13647 (flagstest_o_specialfile_and_compress_debug_sections):
13649 * testsuite/Makefile.in: Regenerated.
13651 2008-04-02 David S. Miller <davem@davemloft.net>
13653 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13654 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13656 2008-04-02 Craig Silverstein <csilvers@google.com>
13660 2008-04-02 Ian Lance Taylor <iant@google.com>
13662 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13663 parameters. Update for new key type to views_. Change all
13665 (File_read::read): Adjust for byteshift in returned view.
13666 (File_read::add_view): New function, broken out of
13667 find_and_make_view.
13668 (File_read::make_view): New function, broken out of
13669 find_and_make_view.
13670 (File_read::find_or_make_view): Add offset and aligned
13671 parameters. Rewrite accordingly. Change all callers.
13672 (File_read::get_view): Add offset and aligned parameters. Adjust
13673 for byteshift in return value.
13674 (File_read::get_lasting_view): Likewise.
13675 * fileread.h (class File_read): Update declarations.
13676 (class File_read::View): Add byteshift_ field. Add byteshift to
13677 constructor. Add byteshift method.
13678 * archive.h (Archive::clear_uncached_views): New function.
13679 (Archive::get_view): Add aligned parameter. Change all callers.
13680 * object.h (Object::get_view): Add aligned parameter. Change all
13682 (Object::get_lasting_view): Likewise.
13684 * fileread.cc (File_read::release): Don't call clear_views if
13685 there are multiple objects.
13686 * fileread.h (File_read::clear_uncached_views): New function.
13687 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13690 2008-03-31 Cary Coutant <ccoutant@google.com>
13692 Add thin archive support.
13693 * archive.cc (Archive::armagt): New const.
13694 (Archive::setup): Remove task parameter and calls to unlock.
13695 (Archive::unlock_nested_archives): New function.
13696 (Archive::read_header): Add nested_off parameter. Change
13698 (Archive::interpret_header): Likewise.
13699 (Archive::include_all_members): Change to handle thin
13701 (Archive::include_member): Likewise.
13702 * archive.h (Archive::Archive): Add new parameters and
13704 (Archive::armagt): New const.
13705 (Archive::setup): Remove task parameter.
13706 (Archive::unlock_nested_archives): New function.
13707 (Archive::read_header): Add nested_off parameter.
13708 (Archive::interpret_header): Likewise.
13709 (Archive::Nested_archive_table): New typedef.
13710 (Archive::is_thin_archive_): New field.
13711 (Archive::nested_archives_): New field.
13712 (Archive::options_): New field.
13713 (Archive::dirpath_): New field.
13714 (Archive::task_): New field.
13715 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13716 for thin archives. Pass additional parameters to
13717 Archive::Archive. Unlock the archive file after calling
13720 2008-03-29 Ian Lance Taylor <iant@google.com>
13722 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13723 version symbol to be local.
13724 * testsuite/ver_test_4.sh: New file.
13725 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13726 (check_DATA): Add ver_test_4.syms.
13727 (ver_test_4.syms): New target.
13728 * testsuite/Makefile.in: Rebuild.
13731 (Output_section::Input_section_sort_entry::has_priority): New
13733 (Output_section::Input_section_sort_entry::match_file_name): New
13735 (Output_section::Input_section_sort_entry::match_section_name):
13737 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13739 (Output_section::Input_section_sort_entry::match_section_file):
13741 (Output_section::Input_section_sort_compare::operator()): Rewrite
13742 using new Input_section_sort_entry functions. Sort crtbegin and
13743 crtend first. Sort sections with no priority before sections with
13745 * testsuite/initpri1.c (d3): Check j != 4.
13746 (cd5): New constructor/destructor function.
13747 (main): Check j != 2.
13749 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13750 new symbol when resolving, don't call set_is_default.
13751 * testsuite/ver_test_7.cc: New file.
13752 * testsuite/ver_test_7.sh: New file.
13753 * testsuite/Makefile.am (ver_test_7.so): New target.
13754 (ver_test_7.o): New target.
13755 (check_SCRIPTS): Add ver_test_7.sh.
13756 (check_DATA): Add ver_test_7.syms.
13757 (ver_test_7.syms): New target.
13759 2008-03-28 Ian Lance Taylor <iant@google.com>
13761 * layout.cc (Layout::layout): If we see an input section with a
13762 name that needs sorting, set the must_sort flag for the output
13764 (Layout::make_output_section): If the name of the output section
13765 indicates that it might require sorting, set the may_sort flag.
13766 * output.h (Output_section::may_sort_attached_input_sections): New
13768 (Output_section::set_may_sort_attached_input_sections): New
13770 (Output_section::must_sort_attached_input_sections): New
13772 (Output_section::set_must_sort_attached_input_sections): New
13774 (class Output_section): Declare Input_section_sort_entry. Define
13775 Input_section_sort_compare. Declare
13776 sort_attached_input_sections. Add new fields:
13777 may_sort_attached_input_sections_,
13778 must_sort_attached_input_sections_,
13779 attached_input_sections_are_sorted_.
13780 * output.cc (Output_section::Output_section): Initialize new
13782 (Output_section::add_input_section): Add an entry to
13783 input_sections_ if may_sort or must_sort are true.
13784 (Output_section::set_final_data_size): Call
13785 sort_attached_input_sections if necessary.
13786 (Output_section::Input_section_sort_entry): Define new class.
13787 (Output_section::Input_section_sort_compare::operator()): New
13789 (Output_section::sort_attached_input_sections): New function.
13790 * configure.ac: Check whether the compiler supports constructor
13791 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13792 * testsuite/initpri1.c: New file.
13793 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13794 CONSTRUCTOR_PRIORITY.
13795 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13796 (initpri1_LDFLAGS): New variable.
13797 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13799 2008-03-27 Ian Lance Taylor <iant@google.com>
13801 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13802 * testsuite/common_test_1.c: New file.
13803 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13804 (common_test_1_SOURCES): New variable.
13805 (common_test_1_DEPENDENCIES): New variable.
13806 (common_test_1_LDFLAGS): New variable.
13808 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13809 and commons_ correctly when NAME/VERSION does not override
13811 * testsuite/ver_test_6.c: New file.
13812 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13813 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13814 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13816 2008-03-26 Ian Lance Taylor <iant@google.com>
13818 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13819 of an undefined symbol from a version script.
13820 * testsuite/Makefile.am (ver_test_5.so): New target.
13821 (ver_test_5.o): New target.
13822 (check_SCRIPTS): Add ver_test_5.sh.
13823 (check_DATA): Add ver_test_5.syms.
13824 (ver_test_5.syms): New target.
13825 * testsuite/ver_test_5.cc: New file.
13826 * testsuite/ver_test_5.script: New file.
13827 * testsuite/ver_test_5.sh: New file.
13828 * Makefile.in, testsuite/Makefile.in: Rebuild.
13831 Fix problems building gold with gcc 4.3.0.
13832 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13833 (gold_error_at_location, gold_warning_at_location): Use it.
13834 * configure.ac: Check whether we can compile and use a template
13835 function with a printf attribute.
13836 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13837 when jumping over bytes.
13838 * object.cc: Instantiate Object::read_section_data.
13839 * debug.h: Include <cstring>
13840 * dwarf_reader.cc: Include <algorithm>
13841 * main.cc: Include <cstring>.
13842 * options.cc: Include <cstring>.
13843 * output.cc: Include <cstring>.
13844 * script.cc: Include <cstring>.
13845 * script.h: Include <string>.
13846 * symtab.cc: Include <cstring> and <algorithm>.
13847 * target-select.cc: Include <cstring>.
13848 * version.cc: Include <string>.
13849 * testsuite/testmain.cc: Include <cstdlib>.
13850 * configure, config.in: Rebuild.
13852 2008-03-25 Ian Lance Taylor <iant@google.com>
13854 * options.cc: Include "../bfd/bfdver.h".
13855 (options::help): Print bug reporting address.
13857 * version.cc (print_version): Adjust output for current value of
13858 BFD_VERSION_STRING.
13862 * options.cc (options::help): Print list of supported targets.
13863 * target-select.h: Include <vector>.
13864 (class Target_selector): Make machine_, size_, and is_big_endian_
13865 fields const. Add bfd_name_ and instantiated_target_ fields.
13866 (Target_selector::Target_selector): Add bfd_name parameter.
13867 (Target_selector::recognize): Make non-virtual, call
13869 (Target_selector::recognize_by_name): Make non-virtual, call
13870 do_recognize_by_name.
13871 (Target_selector::supported_names): New function.
13872 (Target_selector::bfd_name): New function.
13873 (Target_selector::do_instantiate_target): New pure virtual
13875 (Target_selector::do_recognize): New virtual function.
13876 (Target_selector::do_recognize_by_name): New virtual function.
13877 (Target_selector::instantiate_target): New private function.
13878 (supported_target_names): Declare.
13879 * target-select.cc (Target_selector::Target_selector): Update for
13880 new parameter and fields.
13881 (select_target_by_name): Check that the name matches before
13882 calling recognize_by_name.
13883 (supported_target_names): New function.
13884 * i386.cc (class Target_selector_i386): Update Target_selector
13885 constructor call. Remove recognize and recognize_by_name. Add
13886 do_instantiate_target.
13887 * x86_64.cc (class Target_selector_x86_64): Likewise.
13888 * testsuite/testfile.cc (class Target_selector_test): Update for
13889 changes to Target_selector.
13891 * README: Rewrite, with some notes on unsupported features.
13893 2008-03-24 Cary Coutant <ccoutant@google.com>
13895 * i386.cc (Target_i386::Got_type): New enum declaration.
13896 (Target_i386::Scan::local): Updated callers of Output_data_got
13898 (Target_i386::Scan::global): Likewise.
13899 (Target_i386::Relocate::relocate): Likewise.
13900 (Target_i386::Relocate::relocate_tls): Likewise.
13901 * object.h (Got_offset_list): New class.
13902 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13903 (Sized_relobj::local_got_offset): Likewise.
13904 (Sized_relobj::set_local_got_offset): Likewise.
13905 (Sized_relobj::local_has_tls_got_offset): Removed.
13906 (Sized_relobj::local_tls_got_offset): Removed.
13907 (Sized_relobj::set_local_tls_got_offset): Removed.
13908 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13909 * output.cc (Output_data_got::add_global): Added got_type parameter.
13910 (Output_data_got::add_global_with_rel): Likewise.
13911 (Output_data_got::add_global_with_rela): Likewise.
13912 (Output_data_got::add_global_pair_with_rel): New function.
13913 (Output_data_got::add_global_pair_with_rela): New function.
13914 (Output_data_got::add_local): Added got_type parameter.
13915 (Output_data_got::add_local_with_rel): Likewise.
13916 (Output_data_got::add_local_with_rela): Likewise.
13917 (Output_data_got::add_local_pair_with_rel): New function.
13918 (Output_data_got::add_local_pair_with_rela): New function.
13919 (Output_data_got::add_global_tls): Removed.
13920 (Output_data_got::add_global_tls_with_rel): Removed.
13921 (Output_data_got::add_global_tls_with_rela): Removed.
13922 (Output_data_got::add_local_tls): Removed.
13923 (Output_data_got::add_local_tls_with_rel): Removed.
13924 (Output_data_got::add_local_tls_with_rela): Removed.
13925 * output.h (Output_data_got::add_global): Added got_type parameter.
13926 (Output_data_got::add_global_with_rel): Likewise.
13927 (Output_data_got::add_global_with_rela): Likewise.
13928 (Output_data_got::add_global_pair_with_rel): New function.
13929 (Output_data_got::add_global_pair_with_rela): New function.
13930 (Output_data_got::add_local): Added got_type parameter.
13931 (Output_data_got::add_local_with_rel): Likewise.
13932 (Output_data_got::add_local_with_rela): Likewise.
13933 (Output_data_got::add_local_pair_with_rel): New function.
13934 (Output_data_got::add_local_pair_with_rela): New function.
13935 (Output_data_got::add_global_tls): Removed.
13936 (Output_data_got::add_global_tls_with_rel): Removed.
13937 (Output_data_got::add_global_tls_with_rela): Removed.
13938 (Output_data_got::add_local_tls): Removed.
13939 (Output_data_got::add_local_tls_with_rel): Removed.
13940 (Output_data_got::add_local_tls_with_rela): Removed.
13941 * resolve.cc (Symbol::override_base_with_special): Removed
13942 reference to has_got_offset_ field.
13943 * symtab.cc (Symbol::init_fields): Replaced initialization
13944 of got_offset_ with got_offsets_. Removed initialization
13946 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13947 (Symbol::got_offset): Likewise.
13948 (Symbol::set_got_offset): Likewise.
13949 (Symbol::has_tls_got_offset): Removed.
13950 (Symbol::tls_got_offset): Removed.
13951 (Symbol::set_tls_got_offset): Removed.
13952 (Symbol::got_offset_): Removed.
13953 (Symbol::tls_mod_got_offset_): Removed.
13954 (Symbol::tls_pair_got_offset_): Removed.
13955 (Symbol::got_offsets_): New field.
13956 (Symbol::has_got_offset): Removed.
13957 (Symbol::has_tls_mod_got_offset): Removed.
13958 (Symbol::has_tls_pair_got_offset): Removed.
13959 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13960 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13962 (Target_x86_64::Scan::global): Likewise.
13963 (Target_x86_64::Relocate::relocate): Likewise.
13964 (Target_x86_64::Relocate::relocate_tls): Likewise.
13966 2008-03-25 Ben Elliston <bje@au.ibm.com>
13968 * yyscript.y: Fix spelling error in comment.
13970 2008-03-24 Ian Lance Taylor <iant@google.com>
13972 * options.h (class General_options): Define build_id option.
13973 * layout.h (class Layout): Declare write_build_id, create_note,
13974 create_build_id. Add build_id_note_ member.
13975 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13976 "libiberty.h", "md5.h", "sha1.h".
13977 (Layout::Layout): Initialize eh_frame_data_,
13978 eh_frame_hdr_section_, and build_id_note_.
13979 (Layout::finalize): Call create_build_id.
13980 (Layout::create_note): New function, broken out of
13981 Layout::create_gold_note.
13982 (Layout::create_gold_note): Call create_note.
13983 (Layout::create_build_id): New function.
13984 (Layout::write_build_id): New function.
13985 (Close_task_runner::run): Call write_build_id.
13987 * x86_64.cc: Correct license to GPLv3.
13989 2008-03-23 Ian Lance Taylor <iant@google.com>
13991 * options.cc: Include "demangle.h".
13992 (parse_optional_string): New function.
13993 (parse_long_option): Handle takes_optional_argument.
13994 (parse_short_option): Update dash_z initializer. Handle
13995 takes_optional_argument.
13996 (General_options::General_options): Initialize do_demangle_.
13997 (General_options::finalize): Set do_demangle_. Handle demangling
13999 * options.h (parse_optional_string): Declare.
14000 (struct One_option): Add optional_arg field. Update constructor.
14001 Update call constructor calls. Add takes_optional_argument
14003 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
14004 (DEFINE_optional_string): Define.
14005 (General_options::demangle): Change from DEFINE_bool to
14006 DEFINE_optional_string.
14007 (General_options::no_demangle): New function.
14008 (General_options::do_demangle): New function.
14009 (General_options::set_do_demangle): New function.
14010 (General_options::execstack_status_): Move definition to end of
14012 (General_options::static_): Likewise.
14013 (General_options::do_demangle_): New field.
14014 * object.cc (big_endian>::get_symbol_location_info): Call
14015 Options::do_demangle, not Options::demangle.
14016 * symtab.cc (demangle): Likewise.
14018 2008-03-22 Ian Lance Taylor <iant@google.com>
14020 * gold.h: Include <cstddef> and <sys/types.h>
14021 * options.h: Include <cstring>.
14023 2008-03-21 Ian Lance Taylor <iant@google.com>
14025 * Added source code to GNU binutils.