1 2012-11-08 Alan Modra <amodra@gmail.com>
3 * po/POTFILES.in: Regenerate.
5 2012-11-05 Alan Modra <amodra@gmail.com>
7 * configure.ac: Apply 2012-09-10 change to config.in here.
8 * configure: Regenerate.
10 2012-11-05 Alan Modra <amodra@gmail.com>
12 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
13 (struct Opd_ent): Use "Address" rather than "Offset".
14 (Output_data_got_powerpc::got_base_offset): Return Valtype.
15 (Target_powerpc::got_section): Make public.
16 (Target_powerpc::scan_relocs): Move code setting symbols..
17 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
18 Create _SDA_BASE_ only when referenced.
20 2012-11-02 Roland McGrath <mcgrathr@google.com>
22 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
25 2012-11-01 Roland McGrath <mcgrathr@google.com>
27 * target.h (Sized_target::relocate_relocs): Use Elf_Off
28 for offset_in_output_section parameter.
29 (Sized_target::relocate_special_relocatable): Likewise.
30 * arm.cc (Target_arm::relocate_relocs): Likewise.
31 (Target_arm::relocate_special_relocatable): Likewise.
32 * i386.cc (Target_i386::relocate_relocs): Likewise.
33 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
34 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
35 * target-reloc.h (relocate_relocs): Likewise.
36 * testsuite/testfile.cc (Target_test): Likewise.
37 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
38 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
40 * system.h: Move inclusion of <clocale> to after <libintl.h> in
41 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
43 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
44 parameter, which is unused in the [!F_SETFD] case.
46 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
47 SYMNDX to off_t before comparing it to this->data_size().
48 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
49 * incremental.cc (Output_section_incremental_inputs::do_write):
50 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
52 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
54 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
56 * gold.cc (Target_arm::do_adjust_elf_header): Add the
57 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
60 2012-10-29 Cary Coutant <ccoutant@google.com>
62 * dwp.cc (usage): Add file and exit status parameters;
63 add --help and --version options.
64 (print_version): New function.
65 (main): Add --help and --version options.
67 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
69 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
70 final_layout_sequence.txt.
71 * testsuite/Makefile.in: Regenerated.
73 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
75 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
76 COMPILE generated by automake.
78 (CXXCOMPILE1): Likewise.
80 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
82 (CXXCOMPILE): Likewise.
84 * testsuite/Makefile.in: Regenerated.
86 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
88 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
91 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
93 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
96 2012-10-23 Cary Coutant <ccoutant@google.com>
98 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
99 * testsuite/Makefile.in: Regenerate.
100 * testsuite/dwp_test.h: New source file.
101 * testsuite/dwp_test_1.cc: New source file.
102 * testsuite/dwp_test_1.s: New source file.
103 * testsuite/dwp_test_1.sh: New source file.
104 * testsuite/dwp_test_1b.cc: New source file.
105 * testsuite/dwp_test_1b.s: New source file.
106 * testsuite/dwp_test_2.cc: New source file.
107 * testsuite/dwp_test_2.s: New source file.
108 * testsuite/dwp_test_2.sh: New source file.
109 * testsuite/dwp_test_main.cc: New source file.
110 * testsuite/dwp_test_main.s: New source file.
112 2012-10-23 Cary Coutant <ccoutant@google.com>
114 * dwp.h: New header file.
115 * dwp.cc: New source file.
116 * gold.h: Move shared declarations to system.h.
117 * system.h: New header file.
118 * Makefile.am: Add dwp.
119 * Makefile.in: Regenerate.
121 2012-10-23 Cary Coutant <ccoutant@google.com>
123 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
124 Dwarf_info_reader::read_from_pointer.
125 (Dwarf_pubnames_table::read_header): Likewise.
126 (Dwarf_pubnames_table::next_name): Likewise.
127 (Dwarf_die::read_attributes): Likewise.
128 (Dwarf_die::skip_attributes): Likewise.
129 (Dwarf_info_reader::read_from_pointer): New function template.
130 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
131 (Dwarf_pubnames_table): Likewise.
132 (Dwarf_info_reader::read_from_pointer): New function template.
133 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
134 Dwarf_pubnames_table ctor.
136 2012-10-23 Cary Coutant <ccoutant@google.com>
138 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
140 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
142 (Dwarf_info_reader::set_abbrev_shndx): New method.
143 (Dwarf_info_reader::abbrev_shndx_): New data member.
145 2012-10-23 Cary Coutant <ccoutant@google.com>
147 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
148 from object, not parameters.
149 (Dwarf_info_reader::parse): Likewise.
150 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
151 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
152 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
155 2012-10-23 Cary Coutant <ccoutant@google.com>
157 * fileread.cc (Input_file::Input_file): New constructor.
158 * fileread.h (class Input_file): Add new constructor.
160 2012-10-18 Alan Modra <amodra@gmail.com>
163 * object.cc (Relobj::is_section_name_included): Also match
164 .sdata personality section.
166 2012-10-18 Alan Modra <amodra@gmail.com>
168 * target-reloc.h (class Default_comdat_behavior): New, package up..
169 (get_comdat_behaviour): ..this.
170 (relocate_section): Add Relocate_comdat_behavior template arg,
172 * arm.cc (Target_arm::relocate_section): Adjust to suit.
173 (Target_arm::scan_reloc_section): Likewise.
174 * i386.cc (Target_i386::relocate_section): Likewise.
175 * sparc.cc (Target_sparc::relocate_section): Likewise.
176 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
177 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
178 * powerpc.cc (class Relocate_comdat_behavior): New.
179 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
180 gold::relocate_section with new template arg.
182 2012-10-18 Alan Modra <amodra@gmail.com>
184 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
185 dynamic relocs for GOT_TPREL got entries, without symbol if
187 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
188 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
189 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
191 2012-10-17 Alan Modra <amodra@gmail.com>
194 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
196 2012-10-16 Sriraman Tallam <tmsriram@google.com>
198 * layout.cc (Layout::include_section): Keep sections marked
199 SHF_EXCLUDE when doing relocatable links.
201 2012-10-16 Alan Modra <amodra@gmail.com>
203 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
204 (Target_powerpc::do_finalize_sections): Call it.
205 (Output_data_save_res): New class and supporting functions.
206 (Target_powerpc::symval_for_branch): Only look up .opd entry for
207 normal symbols defined in object files.
209 2012-10-12 Alan Modra <amodra@gmail.com>
211 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
212 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
213 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
214 section if scan_opd_relocs not yet called.
215 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
217 2012-10-12 Alan Modra <amodra@gmail.com>
219 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
220 add_local_ifunc_entry): Revert last change.
221 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
223 2012-10-05 Alan Modra <amodra@gmail.com>
225 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
226 do_plt_address_for_global): New functions.
227 (Output_data_got_powerpc::do_write): Don't segfault when linking
229 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
230 add_local_ifunc_entry): Return true on adding entry..
231 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
232 glink->add_entry call. Remove unused symtab param. Adjust calls.
233 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
234 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
236 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
237 syms here. Do so even when no .iplt. Don't segfault when linking
239 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
240 new variants without reloc param.
241 (Glink_sym_ent::Glink_sym_ent): Likewise.
242 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
243 reloc when refs will resolve to plt call stub.
244 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
245 R_PPC_PLTREL24 to resolve locally.
246 (Target_powerpc::Scan::global): Correct ifunc handling.
247 (Target_powerpc::Relocate::relocate): Correct local sym glink
248 lookup. Don't destroy "value" when we have a plt call stub,
249 and when checking plt call validity.
250 (Target_powerpc::do_dynsym_value): Simplify.
252 2012-10-05 Alan Modra <amodra@gmail.com>
254 * i386.cc (Output_data_plt_i386::address_for_global,
255 address_for_local): Add plt offset to returned value. Adjust uses.
256 * sparc.cc (Output_data_plt_sparc::address_for_global,
257 address_for_local): Likewise.
258 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
259 address_for_local): Likewise.
260 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
261 address_for_local): Likewise.
262 * target.h (Target::plt_address_for_global, plt_address_for_local):
264 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
265 (Output_data_got::Got_entry::write): Nor here.
266 * output.h: Comment fix.
268 2012-10-02 Jiong Wang <jiwang@tilera.com>
270 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
271 global_offset_table_ value for larget got.
272 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
274 2012-09-29 Alan Modra <amodra@gmail.com>
276 * powerpc.cc (Target_powerpc::iplt_): New output section.
277 (Target_powerpc::iplt_section, make_iplt_section,
278 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
279 (Target_powerpc::make_plt_entry): Handle ifunc syms.
280 Target_powerpc::plt_entry_count): Count iplt entries too.
281 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
282 reloc section in constructor. New params.
283 (Target_powerpc::make_plt_section): Create reloc section here instead.
284 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
286 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
287 (Output_data_glink::add_entry, find_entry): New functions to
288 deal with local syms.
289 (Glink_sym_ent): Add support for local syms.
290 (Output_data_glink::do_write): Handle ifunc plt entries.
291 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
292 (Target_powerpc::Scan::local, global): Handle ifunc syms.
293 (Target_powerpc::Relocate::relocate): Likewise.
294 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
296 2012-09-25 Alan Modra <amodra@gmail.com>
298 * object.h (Sized_relobj_file::adjust_local_symbol,
299 do_adjust_local_symbol): New functions.
300 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
301 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
302 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
303 and irregular opd entry spacing.
304 (Powerpc_relobj::do_read_relocs): Add opd size checks.
305 (Global_symbol_visitor_opd): New functor.
306 (Target_powerpc::do_finalize_sections): Omit global symbols defined
307 on deleted opd entries.
309 2012-09-15 Jiong Wang <jiwang@tilera.com>
311 * tilegx.cc: New file.
312 * Makefile.am (TARGETSOURCES): Add tilegx.cc
313 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
314 * configure.tgt: Add entries for tilegx*.
315 * configure.ac: Likewise.
316 * Makefile.in: Rebuild.
317 * configure: Likewise.
318 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
321 2012-09-13 Alan Modra <amodra@gmail.com>
323 * target-reloc.h (scan_relocs): Call scan.local for relocs
324 against symbols in discarded sections. Pass is_discarded
326 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
327 Add is_discarded param.
328 * powerpc (Target_powerpc::Scan::local): Likewise. Use
329 is_discarded to flag opd entry as discarded. Don't emit dyn
330 relocs on such entries.
331 (Target_powerpc::Scan::global): Similarly detect and handle
333 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
334 opd_ent_. Update all uses.
335 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
336 (Target_powerpc::relocate_section): Zero out discarded opd
339 2012-09-12 Ian Lance Taylor <iant@google.com>
342 * output.cc: Rename Output_data_got template parameter from size
343 to got_size for all functions. Compile all variants of
345 (Output_data_got::Got_entry::write): Correct use of size for
346 symbol value. Use local_is_tls rather than casting to
348 * object.h (class Object): Add local_is_tls and do_local_is_tls.
349 (class Sized_relobj_file): Add do_local_is_tls.
350 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
352 2012-09-11 Alan Modra <amodra@gmail.com>
355 * layout.cc (Layout::set_segment_offsets): When using
356 common-page-size alignment, ensure we are on a new max-page-size
358 * output.cc (Output_segment::set_section_addresses): Use
359 abi_pagesize, not common_pagesize for relro boundary.
360 (Output_segment::set_offset): Likewise.
362 2012-09-11 Alan Modra <amodra@gmail.com>
364 * output.h (Output_data_got::add_global_tls, add_local_tls,
365 add_local_tls_pair): New functions.
366 (Output_data_got::add_local_pair_with_rel): Remove second
367 reloc param. Expand comment.
368 (Output_data_got::Got_entry): Rename use_plt_offset_ to
369 use_plt_or_tls_offset_, similarly for constructor param.
370 (Output_data_got::Got_entry::write): Add got_index param.
371 * output.cc (Output_data_got::add_global_tls, add_local_tls,
372 add_local_tls_pair): New functions.
373 (Output_data_got::Got_entry::write): Handle tls symbols
374 with use_plt_or_tls_offset_ set specially.
375 (Output_data_got::add_local_pair_with_rel): Only one reloc.
376 (Output_data_got::do_write): Replace iterator with index, pass
377 index to entry write function.
378 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
379 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
380 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
382 * i386.cc (Target_i386::Scan::local): Likewise.
383 * sparc.cc (Target_sparc::Scan::local): Likewise.
384 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
385 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
386 do_tls_offset_for_global): New functions.
387 (Target_powerpc::Scan::local): Correct TLS relocations and got
389 (Target_powerpc::Scan::global): Don't emit unnecessary
390 dynamic relocations on TLS GOT entries.
392 2012-09-10 Matthias Klose <doko@ubuntu.com>
394 * config.in: Disable sanity check for kfreebsd.
396 2012-09-10 Sterling Augustine <saugustine@google.com>
398 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
399 (Gdb_index::pubtypes_read): New parameter.
400 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
402 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
405 2012-09-09 Alan Modra <amodra@gmail.com>
407 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
408 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
409 * gc.h (gc_process_relocs): Call target gc_add_reference.
410 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
411 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
412 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
414 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
415 to cater for when we don't need code offset. Update use.
416 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
417 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
418 set_opd_valid): New functions.
419 (Target_powerpc::do_gc_add_reference): New function.
420 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
422 (Target_powerpc::do_gc_mark_symbol): New function.
424 2012-09-06 Cary Coutant <ccoutant@google.com>
426 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
427 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
428 (Dwarf_die::skip_attributes): Likewise.
429 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
430 * testsuite/gdb_index_test.cc (inline_func_1): New function.
432 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
434 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
436 * testsuite/script_test_3.t: Add .got.plt output section
438 * testsuite/script_test_4.t: Likewise.
440 2012-09-05 Alan Modra <amodra@gmail.com>
442 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
443 update all uses and lose "enum" when using type.
445 2012-09-05 Alan Modra <amodra@gmail.com>
447 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
448 * configure: Regenerate.
449 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
450 (plugin_final_layout.stdout): Likewise.
451 (memory_test): Set page sizes to 0x1000.
452 * testsuite/Makefile.in: Regenerate.
453 * testsuite/discard_locals_test.sh: Add FIXME comment.
454 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
455 * testsuite/pr14265.t: Add .got output section statement.
456 * testsuite/script_test_2.t: Likewise.
457 * testsuite/script_test_3.t: Likewise.
458 * testsuite/script_test_4.t: Likewise.
459 * testsuite/script_test_5.t: Likewise.
460 * testsuite/script_test_6.t: Likewise.
461 * testsuite/script_test_7.t: Likewise.
462 * testsuite/script_test_9.t: Likewise.
464 2012-09-05 Alan Modra <amodra@gmail.com>
466 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
467 (Powerpc_relocate_functions::Status): New typedef.
468 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
469 (Target_powerpc::Scan::local): Handle REL64.
470 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
472 (Target_powerpc::symval_for_branch): New function, extracted from..
473 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
474 checks. Report overflow errors.
476 2012-09-05 Alan Modra <amodra@gmail.com>
478 * object.h (Sized_relobj_file::emit_relocs): Delete.
479 (Sized_relobj_file::emit_relocs_reltype): Delete.
480 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
481 relocate_relocs for --emit-relocs.
482 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
483 * output.h: Update comment.
484 (Output_segment::first_section): New function.
485 (Output_segment::first_section_load_address): Use first_section.
486 * output.cc (Output_segment::first_section): New function extracted..
487 (Output_segment::first_section_load_address): ..from here. Delete.
488 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
489 * target.h (Sized_target::relocate_for_relocatable): Likewise.
490 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
491 adjust call to target.h function.
492 * i386.cc (Target_i386): Likewise.
493 * sparc.cc (Target_sparc): Likewise.
494 * x86_64.cc (Target_x86_64): Likewise.
495 * powerpc.cc (Target_powerpc): Likewise.
496 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
497 first tls section has section symbol for optimised local dynamic
499 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
500 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
502 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
503 Rename to relocate_relocs. Update error message.
505 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
507 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
510 2012-08-31 Alan Modra <amodra@gmail.com>
512 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
513 (Powerpc_relobj::toc_base_offset): New stub function.
514 (Target_powerpc): Add tp_offset, dtp_offset. Rename
515 got_mod_index_offset to tlsld_got_offset. Update all refs.
516 (Target_powerpc::Relocate::enum skip_tls): New.
517 (Target_powerpc::call_tls_get_addr_): New var.
518 (Target_powerpc::is_branch_reloc): Move to file scope.
519 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
520 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
522 (Target_powerpc::enum Got_type): Delete old values, add new ones.
523 (powerpc_info): Correct common_pagesize for ppc64.
524 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
525 (Powerpc_relocate_functions): Add overflow check enums and functions.
526 Add non-shift version of rela, rela_ua. Delete all rel public
527 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
528 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
529 addr16_ha3, addr14 functions.
530 (Output_data_got_powerpc::add_constant_pair): New function.
531 (Output_data_got_powerpc::got_base_offset): Likewise.
532 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
533 (instruction constants): Sort, add some more.
534 (Output_data_glink::do_write): Add and use Address typedef. Use
535 object->toc_base_offset() stub for 64-bit.
536 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
537 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
538 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
539 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
540 Always treat .opd relocs as against locally defined symbol.
541 Correct condition for RELATIVE relocs.
542 (Target_powerpc::do_finalize_sections): Test for NULL sections.
543 (Target_powerpc::Relocate::relocate): Use plt call stub as value
544 for 32-bit syms with a plt entry. Correct ppc64 toc base
545 calculations. Handle TLS relocs, and more. Add overflow
546 checking and adjust for Powerpc_relocate_functions changes.
547 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
548 Reinstate --emit-relocs code with FIXME.
550 2012-08-30 Alan Modra <amodra@gmail.com>
552 * layout.cc (Layout::set_segment_offsets): Set p_align to
553 abi_pagesize, not common_pagesize.
554 (Layout::relaxation_loop_body): Similarly use abi_pagesize
555 to determine whether file header can go in segment.
557 2012-08-30 Alan Modra <amodra@gmail.com>
559 * output.h (Output_reloc::Output_reloc <output section>): Add
560 is_relative param. Adjust calls.
561 (Output_reloc::add_output_section_relative): New functions.
562 * output.cc (Output_reloc::Output_reloc <output section>): Handle
564 (Output_reloc::symbol_value): Handle SECTION_CODE.
566 2012-08-24 Sriraman Tallam <tmsriram@google.com>
568 * gold.cc (queue_middle_tasks): Call layout again when unique
569 segments for sections is desired.
570 * layout.cc (Layout::Layout): Initialize new members.
571 (Layout::get_output_section_flags): New function.
572 (Layout::choose_output_section): Call get_output_section_flags.
573 (Layout::layout): Make output section for mapping to a unique segment.
574 (Layout::insert_section_segment_map): New function.
575 (Layout::attach_allocated_section_to_segment): Make unique segment for
576 output sections marked so.
577 (Layout::segment_precedes): Check for unique segments when sorting.
578 * layout.h (Layout::Unique_segment_info): New struct.
579 (Layout::Section_segment_map): New typedef.
580 (Layout::insert_section_segment_map): New function.
581 (Layout::get_output_section_flags): New function.
582 (Layout::is_unique_segment_for_sections_specified): New function.
583 (Layout::set_unique_segment_for_sections_specified): New function.
584 (Layout::unique_segment_for_sections_specified_): New member.
585 (Layout::section_segment_map_): New member.
586 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
587 Rename is_gc_pass_one to is_pass_one.
588 Rename is_gc_pass_two to is_pass_two.
589 Rename is_gc_or_icf to is_two_pass.
590 Check for which pass based on whether symbols data is present.
591 Make it two pass when unique segments for sections is desired.
592 * output.cc (Output_section::Output_section): Initialize new
594 * output.h (Output_section::is_unique_segment): New function.
595 (Output_section::set_is_unique_segment): New function.
596 (Output_section::is_unique_segment_): New member.
597 (Output_section::extra_segment_flags): New function.
598 (Output_section::set_extra_segment_flags): New function.
599 (Output_section::extra_segment_flags_): New member.
600 (Output_section::segment_alignment): New function.
601 (Output_section::set_segment_alignment): New function.
602 (Output_section::segment_alignment_): New member.
603 (Output_segment::Output_segment): Initialize is_unique_segment_.
604 (Output_segment::is_unique_segment): New function.
605 (Output_segment::set_is_unique_segment): New function.
606 (Output_segment::is_unique_segment_): New member.
607 * plugin.cc (allow_unique_segment_for_sections): New function.
608 (unique_segment_for_sections): New function.
609 (Plugin::load): Add new functions to transfer vector.
610 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
611 * Makefile.in: Regenerate.
612 * testsuite/plugin_final_layout.sh: Check if unique segment
614 * testsuite/plugin_section_order.c (onload): Check if new interfaces
616 (allow_unique_segment_for_sections): New global.
617 (unique_segment_for_sections): New global.
618 (claim_file_hook): Call allow_unique_segment_for_sections.
619 (all_symbols_read_hook): Call unique_segment_for_sections.
621 2012-08-22 Cary Coutant <ccoutant@google.com>
623 * layout.cc (Layout::include_section): Don't assert on GROUP
624 sections with --emit-relocs.
626 2012-08-21 Cary Coutant <ccoutant@google.com>
628 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
629 if --export-dynamic-symbol names an undef symbol.
631 2012-08-18 Alan Modra <amodra@gmail.com>
633 * powerpc.cc: Formatting and white space.
634 (Powerpc_relobj): Rename got2_section_ to special_.
635 Add opd_ent_shndx_ and opd_ent_off_ vectors.
636 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
637 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
638 (Target_powerpc): Add Address typedef and invalid_address. Use
640 (Target_powerpc::is_branch_reloc): New function.
641 (Powerpc_relocate_functions): Add Address typedef, use throughout.
642 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
643 for dst_mask, value and addend.
644 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
645 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
646 (Output_data_glink::do_write): Correct toc base. Don't try to use
647 uint16_t for 24-bit offset. Use get_output_section_offset and
649 (Target_powerpc::Scan::local): Handle more relocs.
650 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
651 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
652 Plug in toc restoring insn after plt calls. Translate branches
653 to function descriptor symbols to corresponding entry point.
654 (Target_powerpc::relocate_for_relocatable): Check return from
655 get_output_section_offset.
656 * symtab.h: Comment typo.
658 2012-08-14 Ian Lance Taylor <iant@google.com>
660 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
661 unsupported_relocal_local to call unsupported_reloc_global.
663 2012-08-14 Nick Clifton <nickc@redhat.com>
666 * script-sections.cc (Sections_element::output_section_name): Add
667 keep return parameter.
668 (Output_section_element::match_name): Add keep return parameter.
669 Return the value of the keep_ member.
670 * script-sections.h (class Output_section): Update
671 output_section_name prototype.
672 * layout.cc (Layout::keep_input_section): New public member
674 (Layout::choose_output_section): Pass keep parameter to
676 * layout.h (class Layout): Add keep_input_section.
677 * object.cc (Sized_relobj_file::do_layout): Check for kept input
679 * testsuite/Makefile.am: Add a test.
680 * testsuite/Makefile.in: Regenerate.
681 * testsuite/pr14265.c: Source file for the test.
682 * testsuite/pr14265.t: Linker script for the test.
683 * testsuite/pr14265.sh: Shell script for the test.
685 2012-08-14 Alan Modra <amodra@gmail.com>
687 * target.h (Target::output_section_name): New function.
688 (Target::do_output_section_name): New function.
689 * layout.cc (Layout::choose_output_section): Call the above.
690 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
692 2012-08-14 Alan Modra <amodra@gmail.com>
694 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
695 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
696 for replace_constant call.
697 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
698 (Output_data_glink::do_print_to_mapfile): New function.
699 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
700 (Target_powerpc::Relocate::relocate): Likewise.
702 2012-08-14 Alan Modra <amodra@gmail.com>
704 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
705 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
706 (Output_data_glink::add_entry,find_entry): Remove shndx param.
707 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
708 all references to shndx_. Handle special case for R_PPC_PLTREL24
710 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
711 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
712 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
714 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
715 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
717 2012-08-12 Alan Modra <amodra@gmail.com>
719 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
720 (glink insn constants): Use uint32_t.
721 (Output_data_glink::add_entry): Use insert, not [] operator.
723 2012-08-11 Alan Modra <amodra@gmail.com>
725 * object.h (Sized_relobj_file::find_shdr): New function.
726 (Sized_relobj_file::find_special_sections): New function.
727 * object.cc (Sized_relobj_file::find_shdr): New function.
728 (Sized_relobj_file::find_eh_frame): Use find_shdr.
729 (Sized_relobj_file::find_special_sections): New function, split out..
730 (Sized_relobj_file::do_read_symbols): ..from here.
731 * output.h (Output_data_got::replace_constant): New function.
732 (Output_data_got::num_entries): New function.
733 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
734 (Output_data_got::got_offset): Protected rather than private.
735 (Output_data_got::replace_got_entry): New function.
736 * output.cc (Output_data_got::replace_got_entry): New function.
737 * powerpc.cc (class Powerpc_relobj): New.
738 (class Powerpc_relocate_functions): Delete all psymval variants or
739 convert to value,addend type. Delete pcrela, pcrela_unaligned.
740 Implement _ha functions using corresponding _hi function.
741 (Powerpc_relobj::find_special_sections): New function.
742 (Target_powerpc::do_make_elf_object): New function.
743 (class Output_data_got_powerpc): New.
744 (class Output_data_glink): New.
745 (class Powerpc_scan_relocatable_reloc): New.
746 Many more changes througout file.
748 2012-08-09 Nick Clifton <nickc@redhat.com>
750 * po/vi.po: Updated Vietnamese translation.
752 2012-08-07 Ian Lance Taylor <iant@google.com>
754 * layout.cc (Layout::add_target_dynamic_tags): If
755 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
758 2012-07-30 Nick Clifton <nickc@redhat.com>
760 * po/gold.pot: Updated template.
761 * po/es.po: Updated Spanish translation.
763 2012-07-18 Cary Coutant <ccoutant@google.com>
766 * configure.ac: Add check for -gpubnames support.
767 * configure: Regenerate.
768 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
769 support; force -gno-pubnames.
770 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
772 (gdb_index_test_4): New test.
773 * testsuite/Makefile.in: Regenerate.
774 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
775 * testsuite/gdb_index_test_2.sh: Likewise.
776 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
777 * testsuite/gdb_index_test_4.sh: New script.
778 * testsuite/gdb_index_test_comm.sh: New script with common code;
779 don't look for space after colon.
781 2012-07-16 Sriraman Tallam <tmsriram@google.com>
783 * gold.cc (queue_middle_tasks): Update function order only after
784 deferred objects due to plugins are processed.
786 2012-07-11 Ian Lance Taylor <iant@google.com>
788 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
789 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
790 (Target_arm::scan_reloc_for_stub): Likewise.
791 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
792 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
793 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
794 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
795 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
797 2012-07-10 Dodji Seketeli <dodji@redhat.com>
798 Ian Lance Taylor <iant@google.com>
801 * configure.ac: Test whether std::tr1::hash<off_t> works.
802 * gold.h: Add a specialization for std::tr1::hash<off_t> if
804 * output.h (class Output_fill): Add virtual destructor.
805 * configure, config.in: Rebuild.
807 2012-06-22 Roland McGrath <mcgrathr@google.com>
809 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
811 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
813 * plugin.cc (Plugin::load): Handle position independent executables.
815 2012-06-06 Cary Coutant <ccoutant@google.com>
817 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
819 (lines_only_debug_sections): Likewise.
820 (gdb_fast_lookup_sections): New static array.
821 (is_gdb_debug_section): Rename formal parameter.
822 (is_lines_only_debug_section): Likewise.
823 (is_gdb_fast_lookup_section): New function.
824 (Layout::include_section): Check for ".zdebug_" prefix; pass
825 section name suffix to is_gdb_debug_section, et al.; check for
826 fast-lookup sections when building .gdb_index.
827 * options.h (--strip-debug-gdb): Update GDB version number.
829 2012-06-06 Cary Coutant <ccoutant@google.com>
831 * configure.ac: Add check for fallocate.
832 * configure: Regenerate.
833 * config.in: Regenerate.
835 * options.h (class General_options): Add --mmap-output-file and
836 --posix-fallocate options.
837 * output.cc: (posix_fallocate): Remove; replace with...
838 (gold_fallocate): New function.
839 (Output_file::map_no_anonymous): Call gold_fallocate.
840 (Output_file::map): Check --mmap-output-file option.
842 2012-06-05 Jing Yu <jingyu@google.com>
844 * gold.h (textdomain): Add do {} to empty while(0).
845 (bindtextdomain): Likewise.
847 2012-06-04 Cary Coutant <ccoutant@google.com>
849 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
852 2012-05-25 Sriraman Tallam <tmsriram@google.com>
854 * symtab.cc (Symbol_table::define_special_symbol):
855 Initialize *poldsym to prevent uninitialized variable errors.
857 2012-05-23 Cary Coutant <ccoutant@google.com>
859 * layout.cc (Layout::section_name_mapping): Add rules to handle
860 exact match on .data.rel.ro.local or .data.rel.ro.
861 (Layout::output_section_name): Check for exact matches.
863 2012-05-23 Cary Coutant <ccoutant@google.com>
865 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
868 2012-05-22 Cary Coutant <ccoutant@google.com>
870 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
871 object before exporting symbol.
873 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
875 * testsuite/tls_test.cc: Include "config.h" first.
876 * testsuite/tls_test_c.c: Likewise.
878 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
879 Nick Clifton <nickc@redhat.com>
882 * configure.in: Add check that sysdep.h has been included before
883 any system header files.
884 * configure: Regenerate.
885 * config.in: Regenerate.
887 2012-05-14 Cary Coutant <ccoutant@google.com>
889 * layout.cc (Layout::make_output_section): Mark .tdata section
891 * testsuite/relro_test.cc: Add a TLS variable.
893 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
896 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
897 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
900 2012-05-08 Cary Coutant <ccoutant@google.com>
902 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
903 (lines_only_debug_sections): Likewise.
905 2012-05-02 Roland McGrath <mcgrathr@google.com>
909 * Makefile.am (CCFILES, HFILES): Add them.
910 * Makefile.in: Regenerate.
911 * i386.cc (Output_data_plt_i386_nacl): New class.
912 (Output_data_plt_i386_nacl_exec): New class.
913 (Output_data_plt_i386_nacl_dyn): New class.
914 (Target_i386_nacl): New class.
915 (Target_selector_i386_nacl): New class.
916 (target_selector_i386): Use it instead of Target_selector_i386.
917 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
918 (Target_x86_64_nacl): New class.
919 (Target_selector_x86_64_nacl): New class.
920 (target_selector_x86_64, target_selector_x32): Use it instead of
921 Target_selector_x86_64.
922 * arm.cc (Output_data_plt_arm_nacl): New class.
923 (Target_arm_nacl): New class.
924 (Target_selector_arm_nacl): New class.
925 (target_selector_arm, target_selector_armbe): Use it instead of
928 * target-select.cc (select_target): Take new Input_file* and off_t
929 arguments, pass them on to recognize method of selector.
930 * object.cc (make_elf_sized_object): Update caller.
931 * parameters.cc (parameters_force_valid_target): Likewise.
932 * incremental.cc (make_sized_incremental_binary): Likewise.
933 * target-select.h: Update decl.
934 (Target_selector::recognize): Take new Input_file* argument,
935 pass it on to do_recognize.
936 (Target_selector::do_recognize): Take new Input_file* argument.
937 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
938 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
939 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
940 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
942 * target.h (Target::Target_info): New members isolate_execinstr
944 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
945 * arm.cc (Target_arm::arm_info): Update initializer.
946 * i386.cc (Target_i386::i386_info): Likewise.
947 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
948 * sparc.cc (Target_sparc::sparc_info): Likewise.
949 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
950 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
951 * layout.cc (Layout::attach_allocated_section_to_segment):
952 Take new const Target* argument. If target->isolate_execinstr(), act
954 (Layout::find_first_load_seg): Take new const Target* argument;
955 if target->isolate_execinstr(), reject PF_X segments.
956 (Layout::relaxation_loop_body): Update caller.
957 (Layout::set_segment_offsets): If target->isolate_execinstr(),
958 reset file offset to zero when we hit LOAD_SEG, and then do a second
959 loop over the segments before LOAD_SEG to reassign offsets after
960 addresses have been determined. Handle target->rosegment_gap().
961 (Layout::attach_section_to_segment): Take new const Target* argument;
962 pass it to attach_allocated_section_to_segment.
963 (Layout::make_output_section): Update caller.
964 (Layout::attach_sections_to_segments): Take new const Target* argument;
965 pass it to attach_section_to_segment.
966 * gold.cc (queue_middle_tasks): Update caller.
967 * layout.h (Layout): Update method decls with new arguments.
969 * arm.cc (Target_arm::Target_arm): Take optional argument for the
970 Target_info pointer to use.
971 (Target_arm::do_make_data_plt): New virtual method.
972 (Target_arm::make_data_plt): New method that calls it.
973 (Target_arm::make_plt_entry): Use it.
974 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
975 for the section alignment.
976 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
978 (Output_data_plt_arm::first_plt_entry_offset): Call it.
979 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
981 (Output_data_plt_arm::get_plt_entry_size): Call it.
982 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
983 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
984 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
986 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
987 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
988 method instead of sizeof(plt_entry).
989 (Output_data_plt_arm::add_entry): Likewise.
990 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
991 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
993 (Target_arm::plt_entry_size): Likewise.
994 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
996 (Output_data_plt_arm_standard): ... here, new class.
997 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
998 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
999 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
1001 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1002 Take additional argument for the PLT entry size.
1003 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
1004 Use get_plt_entry_size method rather than plt_entry_size variable.
1005 (Output_data_plt_x86_64::reserve_slot): Likewise.
1006 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
1007 (Output_data_plt_x86_64::add_entry): Likewise.
1008 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
1009 (Output_data_plt_x86_64::address_for_global): Likewise.
1010 (Output_data_plt_x86_64::address_for_local): Likewise.
1011 (Output_data_plt_x86_64::set_final_data_size): Likewise.
1012 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
1013 Make method non-static.
1014 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
1016 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
1017 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
1018 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1019 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1021 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1022 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1024 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1025 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1027 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1028 (Output_data_plt_x86_64::plt_entry_size)
1029 (Output_data_plt_x86_64::first_plt_entry)
1030 (Output_data_plt_x86_64::plt_entry)
1031 (Output_data_plt_x86_64::tlsdesc_plt_entry)
1032 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1033 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1034 (Output_data_plt_x86_64_standard): ... here, new class.
1035 (Target_x86_64::Target_x86_64): Take optional argument for the
1036 Target_info pointer to use.
1037 (Target_x86_64::do_make_data_plt): New virtual method.
1038 (Target_x86_64::make_data_plt): New method to call it.
1039 (Target_x86_64::init_got_plt_for_update): Use that.
1040 Call this->plt_->add_eh_frame method here.
1041 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1042 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1043 rather than static method.
1044 (Target_x86_64::plt_entry_size): Likewise.
1045 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1046 rather than plt_entry_size variable. Move guts of PLT filling to...
1047 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1048 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1049 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1051 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1052 additional argument for the section alignment.
1053 Don't do add_eh_frame_for_plt here.
1054 (Output_data_plt_i386::first_plt_entry_offset): Make the method
1055 non-static. Use get_plt_entry_size method rather than plt_entry_size
1057 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1059 (Output_data_plt_i386::get_plt_entry_size): Call it.
1060 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1061 (Output_data_plt_i386::add_eh_frame): New method to call it.
1062 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1064 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1065 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1067 (Output_data_plt_i386::fill_plt_entry): New method to call it.
1068 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1069 method instead of plt_entry_size.
1070 (Output_data_plt_i386::plt_entry_size)
1071 (Output_data_plt_i386::plt_eh_frame_fde_size)
1072 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1073 (Output_data_plt_i386_standard): ... here, new class.
1074 (Output_data_plt_i386_exec): New class.
1075 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1076 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1077 (Output_data_plt_i386::exec_plt_entry): Move to ...
1078 (Output_data_plt_i386_exec::plt_entry): ... here.
1079 (Output_data_plt_i386_dyn): New class.
1080 (Output_data_plt_i386::first_plt_entry): Move to ...
1081 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1082 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1083 (Output_data_plt_i386_dyn::plt_entry): ... here.
1084 (Target_i386::Target_i386): Take optional argument for the Target_info
1086 (Target_i386::do_make_data_plt): New virtual method.
1087 (Target_i386::make_data_plt): New method to call it.
1088 (Target_i386::make_plt_section): Use that.
1089 Call this->plt_->add_eh_frame method here.
1090 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1091 rather than plt_entry_size variable.
1092 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1093 (Output_data_plt_i386::address_for_local): Likewise.
1094 (Output_data_plt_i386::do_write): Likewise.
1095 Move guts of PLT filling to...
1096 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1097 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1098 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1099 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1101 2012-05-01 Cary Coutant <ccoutant@google.com>
1103 * dwarf_reader.cc (Dwarf_die::read_attributes)
1104 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1105 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1106 * reduced_debug_output.cc
1107 (Output_reduced_debug_info_section::get_die_end): Remove
1108 DW_FORM_GNU_ref_index. Add default case.
1110 2012-04-26 Mark Wielaard <mjw@redhat.com>
1112 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1113 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1114 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1115 DW_AT_high_pc as offset from DW_AT_low_pc.
1117 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1118 * testsuite/Makefile.in: Regenerate.
1119 * testsuite/gdb_index_test_3.c: New test source file.
1120 * testsuite/gdb_index_test_3.sh: New test source file.
1122 2012-04-25 Ian Lance Taylor <iant@google.com>
1124 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1126 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1127 as a class, not a struct.
1128 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1129 (Target_arm::apply_cortex_a8_workaround): Likewise.
1130 * gc.h: Declare Reloc_types as a struct, not a class.
1131 * object.h: Declare Symbols_data as a struct.
1132 * reloc.h: Declare Read_relocs_data as a struct.
1133 * target.h: Declare Relocate_info as a struct.
1135 2012-04-24 David S. Miller <davem@davemloft.net>
1137 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1138 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1141 2012-04-24 Cary Coutant <ccoutant@google.com>
1143 * incremental-dump.cc (find_input_containing_global): Replace
1144 magic number with symbolic constant.
1145 (dump_incremental_inputs): Update version number.
1146 * incremental.cc (Output_section_incremental_inputs): Update version
1147 number; import symbolic constants from Incremental_inputs_reader.
1148 (Incremental_inputs::create_data_sections): Align relocations
1149 section correctly for 64-bit targets.
1150 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1151 constants; add padding.
1152 (Output_section_incremental_inputs::write_header): Add assert for
1154 (Output_section_incremental_inputs::write_input_files): Add assert
1155 for input_entry_size.
1156 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1157 add assert for object_info_size, input_section_entry_size,
1158 global_sym_entry_size.
1159 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1160 for data structure sizes; use them.
1161 (Incremental_input_entry_reader): Import symbolic constants from
1162 Incremental_inputs_reader; use them.
1164 2012-04-23 David S. Miller <davem@davemloft.net>
1166 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1168 (Target_sparc::Target_sparc): Initialize new fields.
1169 (Target_sparc::do_make_elf_object): New function.
1170 (Target_sparc::do_adjust_elf_header): New function.
1172 2012-04-23 Cary Coutant <ccoutant@google.com>
1174 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1175 CU range table of gdb index.
1177 2012-04-20 David S. Miller <davem@davemloft.net>
1179 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1182 2012-04-16 David S. Miller <davem@davemloft.net>
1184 * sparc.cc (Target_sparc::got_address): New function.
1185 (Sparc_relocate_functions::gdop_hix22): New function.
1186 (Sparc_relocate_functions::gdop_lox10): New function.
1187 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1189 (Target_sparc::Scan::local): Likewise if the global symbol is not
1190 preemptible and is not IFUNC.
1191 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1192 transformations for local and non-preemptible non-IFUNC global
1195 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1196 writing out 64-bit part of ranges.
1198 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1199 -fpic and -fpie respectively.
1200 * Makefile.in: Regenerate.
1202 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1203 (Target_sparc::Target_sparc): Initialize new field.
1204 (Target_sparc::do_plt_section_for_global): New function.
1205 (Target_sparc::do_plt_section_for_local): New function.
1206 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1207 (Target_sparc::make_plt_section): New function, broken out of
1208 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1209 (Target_sparc::make_plt_entry): Call make_plt_section.
1210 (Target_sparc::make_local_ifunc_plt_entry): New function.
1211 (Target_sparc::rela_ifunc_section): New function.
1212 (Target_sparc::plt_section): Remove const.
1213 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1214 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1215 and ifunc_count_ fields.
1216 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1217 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1218 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1219 (Output_data_plt_sparc::rela_ifunc): New function.
1220 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1221 (Output_data_plt_sparc::has_ifunc_section): New function.
1222 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1223 (Output_data_plt_sparc::address_for_global): New function.
1224 (Output_data_plt_sparc::address_for_local): New function.
1225 (Output_data_plt_sparc::plt_index_to_offset): New function.
1226 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1228 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1230 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1231 R_SPARC_JMP_IREL to switch.
1232 (Target_sparc::Scan::check_non_pic): Likewise.
1233 (Target_sparc::Scan::local): Handle IFUNC symbols.
1234 (Target_sparc::Scan::local): Likewise.
1235 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1236 and plt_address_for_local.
1237 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1238 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1240 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1241 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1242 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1243 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1245 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1246 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1248 * sparc.cc (Target_sparc::Scan::global): Likewise.
1249 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1251 2012-04-16 Cary Coutant <ccoutant@google.com>
1253 * archive.cc (Library_base::should_include_member): Check for
1254 --export-dynamic-symbol.
1255 * options.h (class General_options): Add --export-dynamic-symbol.
1256 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1257 --export-dynamic-symbol.
1258 (Symbol_table::gc_mark_undef_symbols): Likewise.
1259 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1261 2012-04-12 David S. Miller <davem@davemloft.net>
1263 * sparc.cc (Reloc::wdisp10): New relocation method.
1264 (Reloc::h34): Likewise.
1265 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1266 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1268 (Target_sparc::Scan::local): Likewise.
1269 (Target_sparc::Scan::global): Likewise.
1270 (Target_sparc::Relocate::relocate): Likewise.
1272 2012-04-09 Cary Coutant <ccoutant@google.com>
1274 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1277 2012-04-06 Ian Lance Taylor <iant@google.com>
1279 * timer.cc: #include <unistd.h>.
1281 2012-04-06 Roland McGrath <mcgrathr@google.com>
1283 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1284 * config.in: Regenerate.
1285 * configure: Regenerate.
1287 2012-04-05 Nick Clifton <nickc@redhat.com>
1289 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1290 (AM_LC_MESSAGES): Add.
1291 * aclocal.m4: Regenerate.
1292 * config.in: Regenerate.
1293 * configure: Regenerate.
1295 2012-03-21 Cary Coutant <ccoutant@google.com>
1297 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1298 * Makefile.in: Regenerate.
1299 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1300 (Sized_elf_reloc_mapper::symbol_section): New function.
1301 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1302 (make_elf_reloc_mapper): New function.
1303 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1304 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1305 (Dwarf_abbrev_table::do_get_abbrev): New function.
1306 (Dwarf_ranges_table::read_ranges_table): New function.
1307 (Dwarf_ranges_table::read_range_list): New function.
1308 (Dwarf_pubnames_table::read_section): New function.
1309 (Dwarf_pubnames_table::read_header): New function.
1310 (Dwarf_pubnames_table::next_name): New function.
1311 (Dwarf_die::Dwarf_die): New function.
1312 (Dwarf_die::read_attributes): New function.
1313 (Dwarf_die::skip_attributes): New function.
1314 (Dwarf_die::set_name): New function.
1315 (Dwarf_die::set_linkage_name): New function.
1316 (Dwarf_die::attribute): New function.
1317 (Dwarf_die::string_attribute): New function.
1318 (Dwarf_die::int_attribute): New function.
1319 (Dwarf_die::uint_attribute): New function.
1320 (Dwarf_die::ref_attribute): New function.
1321 (Dwarf_die::child_offset): New function.
1322 (Dwarf_die::sibling_offset): New function.
1323 (Dwarf_info_reader::check_buffer): New function.
1324 (Dwarf_info_reader::parse): New function.
1325 (Dwarf_info_reader::do_parse): New function.
1326 (Dwarf_info_reader::do_read_string_table): New function.
1327 (Dwarf_info_reader::lookup_reloc): New function.
1328 (Dwarf_info_reader::get_string): New function.
1329 (Dwarf_info_reader::visit_compilation_unit): New function.
1330 (Dwarf_info_reader::visit_type_unit): New function.
1331 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1332 Sized_elf_reloc_mapper.
1333 (Sized_dwarf_line_info::symbol_section): Remove function.
1334 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1335 (Sized_dwarf_line_info::read_line_mappings): Remove object
1336 parameter, adjust callers.
1337 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1338 * dwarf_reader.h: Include <sys/types.h>.
1339 (class Track_relocs): Remove forward declaration.
1340 (class Elf_reloc_mapper): New class.
1341 (class Sized_elf_reloc_mapper): New class.
1342 (class Dwarf_abbrev_table): New class.
1343 (class Dwarf_range_list): New class.
1344 (class Dwarf_ranges_table): New class.
1345 (class Dwarf_pubnames_table): New class.
1346 (class Dwarf_die): New class.
1347 (class Dwarf_info_reader): New class.
1348 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1349 (Sized_dwarf_line_info::symbol_section): Remove member function.
1350 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1352 * gdb-index.cc: New source file.
1353 * gdb-index.h: New source file.
1354 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1355 and .debug_types sections, call Layout::add_to_gdb_index.
1356 (Sized_relobj_incr::do_section_name): Implement.
1357 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1358 return type; Implement.
1359 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1361 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1362 parameter list and return type.
1363 (Sized_incr_dynobj::do_section_contents): Likewise.
1364 * layout.cc: Include gdb-index.h.
1365 (Layout::Layout): Initialize gdb_index_data_.
1366 (Layout::init_fixed_output_section): Check for .gdb_index section.
1367 (Layout::add_to_gdb_index): New function. Instantiate.
1368 * layout.h: Add forward declaration for class Gdb_index.
1369 (Layout::add_to_gdb_index): New member function.
1370 (Layout::gdb_index_data_): New data member.
1371 * main.cc: Include gdb-index.h.
1372 (main): Print statistics for gdb index.
1373 * object.cc (Object::section_contents): Move code into
1374 do_section_contents.
1375 (need_decompressed_section): Check for sections needed when building
1377 (build_compressed_section_map): Likewise.
1378 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1380 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1381 sections; call Layout::add_to_gdb_index.
1382 (Sized_relobj_file::do_decompressed_section_contents): Call
1383 do_section_contents directly.
1384 * object.h (Object::do_section_contents): Adjust parameter list and
1386 (Object::do_decompressed_section_contents): Call do_section_contents
1388 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1390 * options.h (class General_options): Add --gdb-index option.
1391 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1392 list and return type.
1393 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1394 * reloc.h (Track_relocs::checkpoint): New function.
1395 (Track_relocs::reset): New function.
1397 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1399 * testsuite/Makefile.in: Regenerate.
1400 * testsuite/gdb_index_test.cc: New test source file.
1401 * testsuite/gdb_index_test_1.sh: New test source file.
1402 * testsuite/gdb_index_test_2.sh: New test source file.
1404 2012-03-19 Doug Kwan <dougkwan@google.com>
1406 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1407 (Target_arm::do_finalize_sections): Remove code which defines
1408 __exidx_start and __exidx_end. Make symbol table parameter
1409 anonymous as it is not used.
1410 * gold.cc (queue_middle_tasks): Call target hook to define any
1411 target-specific symbols.
1412 * target.h (Target::define_standard_symbols): New method.
1413 (Target::do_define_standard_symbols): Same.
1414 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1415 * testsuite/Makefile.in: Regenerate.
1416 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1418 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1419 relocations are generated for __exidx_start and __exidx_end.
1421 2012-03-16 Doug Kwan <dougkwan@google.com>
1423 * testsuite/Makefile.am: Disable test initpri3b.
1424 * testsuite/Makefile.in: Regenerate.
1426 2012-03-15 Doug Kwan <dougkwan@google.com>
1428 * arm.cc (Target_arm::got_section): Make .got section read-only
1431 2012-03-15 Ian Lance Taylor <iant@google.com>
1434 * layout.cc (Layout::make_output_section): Correctly mark
1435 SHT_INIT_ARRAY, et. al., as relro.
1437 2012-03-14 Doug Kwan <dougkwan@google.com>
1439 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1440 dynamic relocations for protected symbols in shared objects.
1442 2012-03-13 Ian Lance Taylor <iant@google.com>
1444 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1445 keep the larger alignment.
1447 2012-03-12 Cary Coutant <ccoutant@google.com>
1449 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1450 handling of DW_LNE_define_file.
1452 2012-03-12 Cary Coutant <ccoutant@google.com>
1454 * reduced_debug_output.cc
1455 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1458 2012-02-29 Cary Coutant <ccoutant@google.com>
1460 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1462 2012-02-29 Cary Coutant <ccoutant@google.com>
1464 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1465 Call Object::decompressed_section_contents.
1466 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1468 (Sized_dwarf_line_info::buffer_start_): New data member.
1469 * merge.cc (Output_merge_data::do_add_input_section): Call
1470 Object::decompressed_section_contents.
1471 (Output_merge_string::do_add_input_section): Likewise.
1472 * object.cc (need_decompressed_section): New function.
1473 (build_compressed_section_map): Decompress sections needed later.
1474 (Sized_relobj_file::do_decompressed_section_contents): New function.
1475 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1476 * object.h (Object::decompressed_section_contents): New function.
1477 (Object::discard_decompressed_sections): New function.
1478 (Object::do_decompressed_section_contents): New function.
1479 (Object::do_discard_decompressed_sections): New function.
1480 (Compressed_section_info): New type.
1481 (Compressed_section_map): Include decompressed section contents.
1482 (Sized_relobj_file::do_decompressed_section_contents): New function.
1483 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1485 2012-02-16 Cary Coutant <ccoutant@google.com>
1487 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1488 * testsuite/Makefile.in: Regenerate.
1490 2012-02-14 Cary Coutant <ccoutant@google.com>
1492 * options.cc (General_options::finalize): Disallow -pie and -static.
1494 2012-02-03 Doug Kwan <dougkwan@google.com>
1496 * arm.cc (Arm_relocate_functions::abs8,
1497 Arm_relocate_functions::abs16): Use
1498 Bits::has_signed_unsigned_overflow32.
1499 (Arm_relocate_functions::thm_abs8): Correct range of
1501 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1504 2012-02-02 Doug Kwan <dougkwan@google.com>
1506 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1507 position independent outputs, not just shared objects.
1509 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1511 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1512 * configure: Regenerated.
1514 2012-01-27 Ian Lance Taylor <iant@google.com>
1516 * reloc.h (Bits): New class with static functions, copied from
1517 namespace utils in arm.cc.
1518 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1521 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1523 * incremental.cc (write_info_blocks): Correct relocation offset.
1525 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1527 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1528 (Relocate::tls_gd_to_le): Likewise.
1530 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1532 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1534 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1536 * configure.ac: Check if -mcmodel=medium works.
1537 * configure: Regenerated.
1539 2012-01-24 Cary Coutant <ccoutant@google.com>
1541 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1543 (read_unsigned_LEB_128_x): ... this new function.
1544 (read_signed_LEB_128): Replaced with inline definition and ...
1545 (read_signed_LEB_128_x): ... this new function.
1546 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1547 (read_unsigned_LEB_128): Add inline definition.
1548 (read_signed_LEB_128_x): New function.
1549 (read_signed_LEB_128): Add inline definition.
1550 * testsuite/Makefile.am (leb128_unittest): New unit test.
1551 * testsuite/Makefile.in: Regenerate.
1552 * testsuite/leb128_unittest.cc: New unit test.
1554 2012-01-23 Ian Lance Taylor <iant@google.com>
1557 * i386.cc (Target_i386::do_code_fill): When using a jmp
1558 instruction, pad with nop instructions.
1559 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1561 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1563 * x86_64.cc (gc_process_relocs): Add typename on types used in
1565 (scan_relocs): Likewise.
1566 (relocate_section): Likewise.
1567 (apply_relocation): Likewise.
1569 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1571 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1572 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1575 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1577 * x86_64.cc: Initial support for x32.
1579 2012-01-03 Cary Coutant <ccoutant@google.com>
1581 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1582 Use abstract base class for GOT.
1583 * gold/output.h (class Output_data_got_base): New abstract base class.
1584 (class Output_data_got): Derive from new base class, adjust ctors.
1585 (Output_data_got::reserve_slot): Make virtual; rename to
1586 do_reserve_slot; Adjust callers.
1587 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1588 pointer to abstract base class.
1589 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1591 2011-12-18 Ian Lance Taylor <iant@google.com>
1593 * object.h (Relobj::local_symbol_value): New function.
1594 (Relobj::local_plt_offset): New function.
1595 (Relobj::local_has_got_offset): New function.
1596 (Relobj::local_got_offset): New function.
1597 (Relobj::set_local_got_offset): New function.
1598 (Relobj::do_local_symbol_value): New pure virtual function.
1599 (Relobj::do_local_plt_offset): Likewise.
1600 (Relobj::do_local_has_got_offset): Likewise.
1601 (Relobj::do_local_got_offset): Likewise.
1602 (Relobj::do_set_local_got_offset): Likewise.
1603 (Sized_relobj::do_local_has_got_offset): Rename from
1604 local_has_got_offset.
1605 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1606 (Sized_relobj::do_set_local_got_offset): Rename from
1607 set_local_got_offset.
1608 (Sized_relobj_file::do_local_plt_offset): Rename from
1610 (Sized_relobj_file::do_local_symbol_value): New function.
1611 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1613 * output.cc (Output_data_got::Got_entry::write): Change object to
1614 Relobj. Use local_symbol_value.
1615 (Output_data_got::add_global_with_rel): Change rel_dyn to
1616 Output_data_reloc_generic*. Use add_global_generic.
1617 (Output_data_got::add_global_with_rela): Remove. Change all
1618 callers to use add_global_with_rel.
1619 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1620 Output_data_reloc_generic*. Use add_global_generic.
1621 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1622 callers to use add_global_pair_with_rel.
1623 (Output_data_got::add_local): Change object to Relobj*.
1624 (Output_data_got::add_local_plt): Likewise.
1625 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1626 change rel_dyn to Output_data_reloc_generic*. Use
1628 (Output_data_got::add_local_with_rela): Remove. Change all
1629 callers to use all_local_with_rel.
1630 (Output_data_got::add_local_pair_with_rel): Change object to
1631 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1632 add_output_section_generic.
1633 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1634 callers to use add_local_pair_with_rel.
1635 (Output_data_got::reserve_local): Change object to Relobj*.
1636 * output.h: (class Output_data_reloc_generic): Add pure virtual
1637 declarations for add_global_generic, add_local_generic,
1638 add_output_section_generic.
1639 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1640 functions for Output_data_reloc_generic. Update declarations for
1641 changes listed in output.cc.
1642 (class Output_data_got): Change template parameter to got_size.
1643 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1644 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1646 (Sized_relobj_incr::do_local_plt_offset): New function.
1647 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1650 2011-12-17 Cary Coutant <ccoutant@google.com>
1652 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1653 * resolve.cc (Symbol_table::resolve): Likewise.
1654 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1656 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1658 2011-12-16 Ian Lance Taylor <iant@google.com>
1660 * output.h (Output_data_reloc_generic::add): Only call
1661 add_dynamic_reloc if this is a dynamic reloc section.
1663 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1666 * target-reloc.h (apply_relocation): Replace <64, false> with
1669 2011-11-25 Nick Clifton <nickc@redhat.com>
1671 * po/it.po: New Italian translation.
1673 2011-11-17 Sterling Augustine <saugustine@google.com>
1675 * script.cc (script_include_directive): Implement.
1676 (read_script_file): New local variables name and search_path. Update
1677 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1678 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1679 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1681 2011-11-11 Sterling Augustine <saugustine@google.com>
1683 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1684 (file_or_sections_cmd): Likewise.
1686 2011-11-11 Doug Kwan <dougkwan@google.com>
1688 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1689 if --just-symbols is given.
1691 2011-11-10 Doug Kwan <dougkwan@google.com>
1694 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1695 when processing data relocs.
1696 * reloc.h (Relocate_functions::rel_unaligned): New method.
1697 (Relocate_functions::pcrel_unaligned): Ditto.
1698 (Relocate_functions::rel32_unaligned): Ditto.
1699 (Relocate_functions::pcrel32_unaligned): Ditto.
1701 2011-11-09 Doug Kwan <dougkwan@google.com>
1704 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1705 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1706 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1707 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1708 (Relocate_functions::rel_unaligned): New.
1709 (Relocate_functions::rel32_unaligned): New.
1710 * target-reloc.h (relocate_for_relocatable): Add code to handle
1711 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1712 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1713 arm_unaligned_reloc_r): New targets.
1714 * testsuite/Makefile.in: Regenerate.
1715 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1718 2011-11-02 Ian Lance Taylor <iant@google.com>
1720 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1722 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1723 * options.cc (General_options::finalize): Use library search path
1724 from configure script if specified. If not native and no sysroot,
1725 only search TOOLLIBDIR.
1726 * options.h (Search_directory::Search_directory): Change name to
1728 (General_options::add_to_library_path_with_sysroot): Change arg to
1730 * configure, Makefile.in, config.in: Rebuild.
1732 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1734 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1735 we are working around the ARM1176 Erratum.
1736 * options.h (General_options::fix_arm1176): Add option.
1737 * testsuite/Makefile.am: Add testcases, and keep current ones
1739 * testsuite/Makefile.in: Regenerate.
1740 * testsuite/arm_fix_1176.s: New file.
1741 * testsuite/arm_fix_1176.sh: Likewise.
1743 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1745 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1747 (Target_arm::may_use_blx): Remove method.
1748 (Target_arm::set_may_use_blx): Likewise.
1749 (Target_arm::may_use_v4t_interworking): New method.
1750 (Target_arm::may_use_v5t_interworking): Likewise.
1751 (Target_arm::may_use_blx_): Remove member variable.
1752 (Arm_relocate_functions::arm_branch_common): Check for v5T
1754 (Arm_relocate_functions::thumb_branch_common): Likewise.
1755 (Reloc_stub::stub_type_for_reloc): Likewise.
1756 (Target_arm::do_finalize_sections): Correct interworking checks.
1757 * testsuite/Makefile.am: Add new tests.
1758 * testsuite/Makefile.in: Regenerate.
1759 * testsuite/arm_farcall_arm_arm.s: New test.
1760 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1761 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1762 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1763 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1764 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1765 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1766 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1768 2011-10-31 Cary Coutant <ccoutant@google.com>
1771 * expression.cc (Expression::eval_with_dot): Add
1772 is_section_dot_assignment parameter.
1773 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1774 absolute and assigning to dot within a section.
1775 * script-sections.cc
1776 (Output_section_element_assignment::set_section_addresses): Pass
1777 dot_section to set_if_absolute.
1778 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1779 as is_section_dot_assignment flag to eval_with_dot.
1780 (Output_section_element_dot_assignment::set_section_addresses):
1782 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1783 parameter. Also set value if relative to dot_section; set the
1784 symbol's output_section.
1785 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1786 parameter. Adjust all callers.
1787 (Expression::eval_maybe_dot): Likewise.
1788 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1790 * testsuite/script_test_2.t: Test assignment of an absolute value
1791 to dot within an output section element.
1793 2011-10-31 Cary Coutant <ccoutant@google.com>
1795 * options.h (class General_options): Add --[no-]gnu-unique options.
1796 * symtab.cc (Symbol_table::sized_write_globals): Convert
1797 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1799 2011-10-31 Cary Coutant <ccoutant@google.com>
1802 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1803 unnecessary assertion.
1804 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1806 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1808 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1810 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1812 Change to just keep the section associated with symbol.
1813 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1814 they are externally visible and --export-dynamic is turned on.
1815 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1817 2011-10-19 Ian Lance Taylor <iant@google.com>
1820 * script-sections.cc
1821 (Output_section_element_dot_assignment::needs_output_section): New
1824 2011-10-19 Ian Lance Taylor <iant@google.com>
1827 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1828 --section-start option was seen.
1829 * options.h (General_options::any_section_start): New function.
1831 2011-10-18 David S. Miller <davem@davemloft.net>
1834 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1835 member to track relocation locations that have moved during TLS
1836 reloc optimizations.
1837 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1838 (Target_sparc::Relocate::relocate): Adjust view down by 4
1839 bytes if it matches reloc_adjust_addr_.
1840 (Target_sparc::Relocate::relocate_tls): Always move the
1841 __tls_get_addr call delay slot instruction forward 4 bytes when
1842 performing relaxation.
1844 2011-10-18 Cary Coutant <ccoutant@google.com>
1846 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1847 (Output_file::map_no_anonymous): Check for non-zero
1848 return code from posix_fallocate.
1850 2011-10-17 Cary Coutant <ccoutant@google.com>
1853 * plugin.cc (is_visible_from_outside): Check for symbols
1854 referenced from dynamic objects.
1855 * resolve.cc (Symbol_table::resolve): Don't count references
1856 from dynamic objects as references from real ELF files.
1857 * testsuite/plugin_test_2.sh: Adjust expected result.
1859 2011-10-17 Cary Coutant <ccoutant@google.com>
1861 * gold.cc: Include timer.h.
1862 (queue_middle_tasks): Stamp time.
1863 (queue_final_tasks): Likewise.
1864 * main.cc (main): Store timer in parameters. Print timers
1866 * parameters.cc (Parameters::Parameters): Initialize timer_.
1867 (Parameters::set_timer): New function.
1868 (set_parameters_timer): New function.
1869 * parameters.h (Parameters::set_timer): New function.
1870 (Parameters::timer): New function.
1871 (Parameters::timer_): New data member.
1872 (set_parameters_timer): New function.
1873 * timer.cc (Timer::stamp): New function.
1874 (Timer::get_pass_time): New function.
1875 * timer.h (Timer::stamp): New function.
1876 (Timer::get_pass_time): New function.
1877 (Timer::pass_times_): New data member.
1879 2011-10-17 Cary Coutant <ccoutant@google.com>
1881 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1882 task for members of lib groups.
1884 2011-10-17 Cary Coutant <ccoutant@google.com>
1887 * fileread.cc (File_read::find_view): Add assert.
1888 (File_read::make_view): Move bounds check (replace with assert)...
1889 (File_read::find_or_make_view): ... to here.
1891 2011-10-12 Cary Coutant <ccoutant@google.com>
1893 * output.cc (Output_file::open_base_file): Handle case where
1894 ::read returns less than requested size.
1896 2011-10-10 Cary Coutant <ccoutant@google.com>
1898 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1899 Initialize defined_count_.
1900 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1901 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1902 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1903 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1904 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1905 * incremental.h (Sized_relobj_incr::defined_count_): New data
1907 (Sized_incr_dynobj::defined_count_): New data member.
1908 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1909 Return zeroes instead of internal error.
1911 2011-10-10 Cary Coutant <ccoutant@google.com>
1914 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1915 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1916 * output.h (class Output_reloc): Add use_plt_offset flag.
1917 (Output_reloc::type_): Adjust size of bit field.
1918 (Output_reloc::use_plt_offset_): New bit field.
1919 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1920 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1921 flag. Adjust all callers.
1922 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1923 creating RELATIVE relocations.
1925 2011-10-10 Nick Clifton <nickc@redhat.com>
1927 * po/es.po: Updated Spanish translation.
1928 * po/fi.po: Updated Finnish translation.
1930 2011-10-03 Diego Novillo <dnovillo@google.com>
1932 * options.cc (parse_uint): Fix dereference of RETVAL.
1934 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1936 * layout.h (section_order_map_): New member.
1937 (get_section_order_map): New member function.
1938 * output.cc (Output_section::add_input_section): Check for patterns
1939 only when --section-ordering-file is specified.
1940 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1941 output_sections have been formed.
1942 * layout.cc (Layout_Layout): Initialize section_order_map_.
1943 * plugin.cc (update_section_order): Store order in order_map. Do not
1945 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1946 * testsuite/Makefile.in: Regenerate.
1947 * testsuite/plugin_section_order.c: New file.
1948 * testsuite/plugin_final_layout.cc: New file.
1949 * testsuite/plugin_final_layout.sh: New file.
1951 2011-09-29 Cary Coutant <ccoutant@google.com>
1953 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1955 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1956 symbols during incremental update.
1957 (Symbol_table::add_from_dynobj): Likewise.
1959 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1960 Ian Lance Taylor <iant@google.com>
1962 * symtab.cc (Symbol_table::define_special_symbol): Always
1963 canonicalize version string.
1965 2011-09-26 Cary Coutant <ccoutant@google.com>
1967 * gold.cc (queue_initial_tasks): Move option checks ...
1968 * options.cc (General_options::finalize): ... to here. Disable
1969 some options; make others fatal.
1971 2011-09-26 Cary Coutant <ccoutant@google.com>
1974 * plugin.cc (get_symbols_v2): New function.
1975 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1976 (is_referenced_from_outside): New function.
1977 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1978 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1979 (get_symbols): Pass version parameter.
1980 (get_symbols_v2): New function.
1981 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1983 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1984 (onload): Add LDPT_GET_SYMBOLS_V2.
1985 (all_symbols_read_hook): Use get_symbols_v2; check for
1986 LDPR_PREVAILING_DEF_IRONLY_EXP.
1987 * testsuite/plugin_test_3.sh: Update expected results.
1989 2011-09-23 Simon Baldwin <simonb@google.com>
1991 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1992 configuration options.
1993 * configure: Regenerate.
1994 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1995 * Makefile.in: Regenerate.
1996 * testsuite/Makefile.in: Regenerate.
1998 2011-09-19 Sriraman Tallam <tmsriram@google.com>
2000 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
2002 2011-09-19 Cary Coutant <ccoutant@google.com>
2004 * incremental.cc (can_incremental_update): Fix typo in comment.
2005 * incremental.h (can_incremental_update): Likewise.
2007 2011-09-18 Cary Coutant <ccoutant@google.com>
2009 * incremental.cc (can_incremental_update): New function.
2010 * incremental.h (can_incremental_update): New function.
2011 * layout.cc (Layout::init_fixed_output_section): Call it.
2012 (Layout::make_output_section): Don't allow patch space in .eh_frame.
2013 * object.cc (Sized_relobj_file::do_layout): Call
2014 can_incremental_update.
2016 2011-09-13 Cary Coutant <ccoutant@google.com>
2018 * configure.ac: Check for glibc support for gnu_indirect_function
2019 support with static linking, setting automake conditional
2021 * Makefile.in: Regenerate.
2022 * configure: Regenerate.
2024 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2025 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2027 * testsuite/Makefile.in: Regenerate.
2029 2011-09-13 Cary Coutant <ccoutant@google.com>
2031 * incremental.cc (Sized_relobj_incr::do_layout): Call
2032 report_comdat_group for kept comdat sections.
2033 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2034 * testsuite/Makefile.in: Regenerate.
2035 * testsuite/incr_comdat_test_1.cc: New source file.
2036 * testsuite/incr_comdat_test_2_v1.cc: New source file.
2037 * testsuite/incr_comdat_test_2_v2.cc: New source file.
2038 * testsuite/incr_comdat_test_2_v3.cc: New source file.
2040 2011-09-13 Ian Lance Taylor <iant@google.com>
2042 * object.cc (Sized_relobj_file::do_layout): Remove unused local
2043 variable external_symbols_offset.
2045 2011-09-12 Ian Lance Taylor <iant@google.com>
2047 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2048 triggered if object has no symbols.
2050 2011-09-09 David S. Miller <davem@davemloft.net>
2052 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2053 (Output_fill_debug_line::do_write): Likewise.
2055 2011-08-29 Cary Coutant <ccoutant@google.com>
2057 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2058 casts to match formatting specs.
2059 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2061 2011-08-26 Cary Coutant <ccoutant@google.com>
2063 * layout.cc (Free_list::allocate): Provide guarantee of minimum
2064 remaining hole size when allocating.
2065 (Layout::make_output_section): Set fill methods for debug sections.
2066 * layout.h (Free_list::Free_list_node): Move from private to
2068 (Free_list::set_min_hole_size): New function.
2069 (Free_list::begin, Free_list::end): New functions.
2070 (Free_list::min_hole_): New data member.
2071 * output.cc: Include dwarf.h.
2072 (Output_fill_debug_info::do_minimum_hole_size): New function.
2073 (Output_fill_debug_info::do_write): New function.
2074 (Output_fill_debug_line::do_minimum_hole_size): New function.
2075 (Output_fill_debug_line::do_write): New function.
2076 (Output_section::Output_section): Initialize new data member.
2077 (Output_section::set_final_data_size): Ensure patch space is larger
2078 than minimum hole size.
2079 (Output_section::do_write): Fill holes in debug sections.
2080 * output.h (Output_fill): New class.
2081 (Output_fill_debug_info): New class.
2082 (Output_fill_debug_line): New class.
2083 (Output_section::set_free_space_fill): New function.
2084 (Output_section::free_space_fill_): New data member.
2085 * testsuite/Makefile.am (incremental_test_3): Add
2086 --incremental-patch option.
2087 (incremental_test_4): Likewise.
2088 (incremental_test_5): Likewise.
2089 (incremental_test_6): Likewise.
2090 (incremental_copy_test): Likewise.
2091 (incremental_common_test_1): Likewise.
2092 * testsuite/Makefile.in: Regenerate.
2094 2011-08-26 Nick Clifton <nickc@redhat.com>
2096 * po/es.po: Updated Spanish translation.
2098 2011-08-01 Cary Coutant <ccoutant@google.com>
2100 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2101 * gold/testsuite/Makefile.in: Regenerate.
2102 * gold/testsuite/justsyms_exec.c: New source file.
2103 * gold/testsuite/justsyms_lib.c: New source file.
2105 2011-08-01 Cary Coutant <ccoutant@google.com>
2107 * layout.cc (Layout::set_segment_offsets): Don't realign text
2108 segment if -Ttext was specified.
2109 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2111 * object.h (Sized_relobj_file::e_type): New function.
2112 (Sized_relobj_file::e_type_): New data member.
2113 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2114 base address for ET_EXEC files.
2115 * target.cc (Target::do_make_elf_object_implementation): Allow
2116 ET_EXEC files with --just-symbols option.
2118 2011-07-28 Cary Coutant <ccoutant@google.com>
2120 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2121 Add thread_number parameter.
2122 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2123 * workqueue-threads.cc
2124 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2125 current thread if its thread number is greater than desired thread
2127 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2128 Add thread_number parameter.
2129 (Workqueue::should_cancel_thread): Likewise.
2130 (Workqueue::find_runnable_or_wait): Pass thread_number to
2131 should_cancel_thread.
2132 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2135 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2137 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2138 only after checking if it cannot be forced local.
2139 * symtab.h (is_externally_visible): Check if the symbol is not forced
2142 2011-07-15 Ian Lance Taylor <iant@google.com>
2144 * options.h (class General_options): Add --print-output-format.
2145 Move -EL next to -EB, for better --help output.
2146 * target-select.cc: Include <cstdio>, "options.h", and
2148 (Target_selector::do_target_bfd_name): New function.
2149 (print_output_format): New function.
2150 * target-select.h (class Target_selector): Update declarations.
2151 (Target_selector::target_bfd_name): New function.
2152 (print_output_format): Declare.
2153 * main.cc: Include "target-select.h".
2154 (main): Handle --print-output-format.
2155 * gold.cc: Include "target-select.h".
2156 (queue_initial_tasks): Handle --print-output-format when there are
2158 * parameters.cc (parameters_force_valid_target): Give a better
2159 error message if -EB/-EL does not match target.
2160 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2163 2011-07-15 Ian Lance Taylor <iant@google.com>
2165 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2166 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2167 (Output_data_plt_i386::do_write): Write address of .dynamic
2168 section to first entry in .got.plt section.
2169 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2170 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2172 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2173 section to first entry in .got.plt section.
2174 * layout.h (Layout::dynamic_section): New function.
2176 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2178 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2180 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2181 input_section_position_, and input_section_glob_.
2182 (read_layout_from_file): Call function section_ordering_specified.
2183 * layout.h (is_section_ordering_specified): New function.
2184 (section_ordering_specified): New function.
2185 (section_ordering_specified_): New boolean member.
2186 * main.cc(main): Call load_plugins after layout object is defined.
2187 * output.cc (Output_section::add_input_section): Use
2188 function section_ordering_specified to check if section ordering is
2190 * output.cc (Output_section::add_relaxed_input_section): Use
2191 function section_ordering_specified to check if section ordering is
2193 (Output_section::update_section_layout): New function.
2194 (Output_section::sort_attached_input_sections): Check if input section
2196 * output.h (Output_section::update_section_layout): New function.
2197 * plugin.cc (get_section_count): New function.
2198 (get_section_type): New function.
2199 (get_section_name): New function.
2200 (get_section_contents): New function.
2201 (update_section_order): New function.
2202 (allow_section_ordering): New function.
2203 (Plugin::load): Add the new interfaces to the transfer vector.
2204 (Plugin_manager::load_plugins): New parameter.
2205 (Plugin_manager::all_symbols_read): New parameter.
2206 (Plugin_manager::claim_file): New parameter. Save the elf object for
2208 (Plugin_manager::get_elf_object): New function.
2209 (Plugin_manager::get_view): Change to directly use the bool to check
2210 if get_view is called from claim_file_hook.
2211 * plugin.h (input_objects): New function
2212 (Plugin__manager::load_plugins): New parameter.
2213 (Plugin_manager::claim_file): New parameter.
2214 (Plugin_manager::get_elf_object): New function.
2215 (Plugin_manager::in_claim_file_handler): New function.
2216 (Plugin_manager::in_claim_file_handler_): New member.
2217 (layout): New function.
2218 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2219 handler with an extra parameter. Make the elf object before calling
2221 * testsuite/plugin_test.c (get_section_count): New function pointer.
2222 (get_section_type): New function pointer.
2223 (get_section_name): New function pointer.
2224 (get_section_contents): New function pointer.
2225 (update_section_order): New function pointer.
2226 (allow_section_ordering): New function pointer.
2227 (onload): Check if the new interfaces exist.
2229 2011-07-13 Ian Lance Taylor <iant@google.com>
2231 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2233 * x86_64.cc (Target_x86_64::got_section): Likewise.
2234 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2235 (relro_now_test_SOURCES): New variable.
2236 (relro_now_test_DEPENDENCIES): New variable.
2237 (relro_now_test_LDFLAGS): New variable.
2238 (relro_now_test_LDADD): New variable.
2239 (relro_now_test.so): New target.
2240 * testsuite/Makefile.in: Rebuild.
2242 2011-07-12 Ian Lance Taylor <iant@google.com>
2245 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2246 GLOB_DAT relocation rather than a RELATIVE relocation for a
2247 protected symbol when creating a shared library.
2248 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2249 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2250 * testsuite/protected_main_1.cc (main): Test that protected
2251 function has same address.
2253 2011-07-11 Ian Lance Taylor <iant@google.com>
2256 * options.h (class General_options): Add -Bgroup.
2257 * options.cc (General_options::finalize): If -Bgroup is set,
2258 default to --unresolved-symbols=report-all.
2259 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2260 * target-reloc.h (issue_undefined_symbol_error): Handle
2261 --unresolved-symbols=report-all.
2263 2011-07-08 Ian Lance Taylor <iant@google.com>
2266 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2267 if linker script discards key sections.
2268 (Layout::create_dynamic_symtab): Likewise.
2269 (Layout::assign_local_dynsym_offsets): Likewise.
2270 (Layout::sized_create_version_sections): Likewise.
2271 (Layout::create_interp): Likewise.
2272 (Layout::finish_dynamic_section): Likewise.
2273 (Layout::set_dynamic_symbol_size): Likewise.
2275 2011-07-08 Ian Lance Taylor <iant@google.com>
2278 * options.h (class General_options): Add --unresolved-symbols.
2279 * target-reloc.h (issue_undefined_symbol_error): Check
2280 --unresolved-symbols. Add comments.
2282 2011-07-08 Ian Lance Taylor <iant@google.com>
2284 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2285 expression more complex.
2287 2011-07-08 Ian Lance Taylor <iant@google.com>
2290 * target-reloc.h (issue_undefined_symbol_error): New inline
2291 function, broken out of relocate_section.
2292 (relocate_section): Call issue_undefined_symbol_error.
2293 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2294 there is no TLS segment if we are about to issue an undefined
2296 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2298 2011-07-08 Ian Lance Taylor <iant@google.com>
2301 * resolve.cc (Symbol_table::should_override): Add fromtype
2302 parameter. Change all callers. Give error when linking together
2303 TLS and non-TLS symbol.
2304 (Symbol_table::should_override_with_special): Add fromtype
2305 parameter. Change all callers.
2306 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2307 there is no TLS segment if we have reported some errors.
2308 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2310 2011-07-08 Ian Lance Taylor <iant@google.com>
2313 * target.h (Target::plt_address_for_global): New function.
2314 (Target::plt_address_for_local): New function.
2315 (Target::plt_section_for_global): Remove.
2316 (Target::plt_section_for_local): Remove.
2317 (Target::do_plt_address_for_global): New virtual function.
2318 (Target::do_plt_address_for_local): New virtual function.
2319 (Target::do_plt_section_for_global): Remove.
2320 (Target::do_plt_section_for_local): Remove.
2321 (Target::register_global_plt_entry): Add Symbol_table and Layout
2323 * output.cc (Output_data_got::Got_entry::write): Use
2324 plt_address_for_global and plt_address_for_local.
2325 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2326 address of output section.
2327 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2328 got_irelative_, and irelative_count_ fields. Update
2330 (Output_data_plt_i386::has_irelative_section): New function.
2331 (Output_data_plt_i386::entry_count): Add irelative_count_.
2332 (Output_data_plt_i386::set_final_data_size): Likewise.
2333 (class Target_i386): Add got_irelative_ and rel_irelative_
2334 fields. Update declarations.
2335 (Target_i386::Target_i386): Initialize new fields.
2336 (Target_i386::do_plt_address_for_global): New function replacing
2337 do_plt_section_for_global.
2338 (Target_i386::do_plt_address_for_local): New function replacing
2339 do_plt_section_for_local.
2340 (Target_i386::got_section): Create got_irelative_.
2341 (Target_i386::rel_irelative_section): New function.
2342 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2343 fields. Don't define __rel_iplt_{start,end}.
2344 (Output_data_plt_i386::add_entry): Add symtab and layout
2345 parameters. Change all callers. Use different PLT and GOT for
2347 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2348 layout parameters. Change all callers. Use different PLT and
2350 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2351 (Output_data_plt_i386::rel_irelative): New function.
2352 (Output_data_plt_i386::address_for_global): New function.
2353 (Output_data_plt_i386::address_for_local): New function.
2354 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2355 IRELATIVE GOT when changing IFUNC GOT entries.
2356 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2358 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2359 if we didn't create an IRELATIVE GOT.
2360 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2361 plt_address_for_local.
2362 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2363 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2364 got_irelative_, and irelative_count_ fields. Update
2366 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2367 Initialize new fields. Remove symtab parameter. Change all
2369 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2371 (Output_data_plt_x86_64::has_irelative_section): New function.
2372 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2373 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2374 fields. Update declarations.
2375 (Target_x86_64::Target_x86_64): Initialize new fields.
2376 (Target_x86_64::do_plt_address_for_global): New function replacing
2377 do_plt_section_for_global.
2378 (Target_x86_64::do_plt_address_for_local): New function replacing
2379 do_plt_section_for_local.
2380 (Target_x86_64::got_section): Create got_irelative_.
2381 (Target_x86_64::rela_irelative_section): New function.
2382 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2383 all callers. Don't create __rel_iplt_{start,end}.
2384 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2385 parameters. Change all callers. Use different PLT and GOT for
2387 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2388 layout parameters. Change all callers. Use different PLT and
2390 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2391 parameters. Change all callers. Use different PLT and GOT for
2393 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2394 (Output_data_plt_x86_64::rela_irelative): New function.
2395 (Output_data_plt_x86_64::address_for_global): New function.
2396 (Output_data_plt_x86_64::address_for_local): New function.
2397 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2398 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2399 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2400 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2402 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2404 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2405 symbols if we didn't create an IRELATIVE GOT.
2406 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2407 plt_address_for_local.
2408 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2409 * testsuite/ifuncvar1.c: New test file.
2410 * testsuite/ifuncvar2.c: New test file.
2411 * testsuite/ifuncvar3.c: New test file.
2412 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2413 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2414 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2415 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2416 * testsuite/Makefile.in: Rebuild.
2418 2011-07-07 Cary Coutant <ccoutant@google.com>
2420 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2421 (two_file_test_1_ndebug.o): Likewise.
2422 (two_file_test_1b_ndebug.o): Likewise.
2423 (two_file_test_2_ndebug.o): Likewise.
2424 (two_file_test_main_ndebug.o): Likewise.
2425 (incremental_test_2): Link with no-debug versions.
2427 2011-07-06 Cary Coutant <ccoutant@google.com>
2429 * gold/incremental.cc
2430 (Output_section_incremental_inputs::write_info_blocks): Check for
2431 hidden and internal symbols.
2433 2011-07-06 Cary Coutant <ccoutant@google.com>
2435 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2436 Check disposition for startup file.
2437 (Incremental_inputs::report_command_line): Ignore
2438 --incremental-startup-unchanged option.
2439 * options.cc (General_options::parse_incremental_startup_unchanged):
2441 (General_options::General_options): Initialize new data member.
2442 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2443 (General_options): Add --incremental-startup-unchanged option.
2444 (General_options::incremental_startup_disposition): New function.
2445 (General_options::incremental_startup_disposition_): New data member.
2447 2011-07-06 Cary Coutant <ccoutant@google.com>
2449 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2450 input file index to Script_info ctor.
2451 (Sized_incremental_binary::do_file_has_changed): Find the
2452 command-line argument for files named in scripts.
2453 * incremental.h (Script_info::Script_info): New ctor
2454 with input file index.
2455 (Script_info::input_file_index): New function.
2456 (Script_info::input_file_index_): New data member.
2457 (Incremental_binary::get_library): Add const.
2458 (Incremental_binary::get_script_info): Add const.
2459 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2460 * testsuite/Makefile.am (incremental_test_5): New test case.
2461 (incremental_test_6): New test case.
2462 * testsuite/Makefile.in: Regenerate.
2464 2011-07-06 Cary Coutant <ccoutant@google.com>
2466 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2467 debug output when command lines differ.
2469 2011-07-06 Cary Coutant <ccoutant@google.com>
2471 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2472 --incremental-patch option.
2473 * layout.cc (Free_list::allocate): Extend allocation beyond original
2475 (Layout::make_output_section): Mark sections that should get
2477 * options.cc (parse_percent): New function.
2478 * options.h (parse_percent): New function.
2479 (DEFINE_percent): New macro.
2480 (General_options): Add --incremental-patch option.
2481 * output.cc (Output_section::Output_section): Initialize new data
2483 (Output_section::add_input_section): Print section name when out
2485 (Output_section::add_output_section_data): Likewise.
2486 (Output_section::set_final_data_size): Add patch space when
2487 doing --incremental-full.
2488 (Output_section::do_reset_address_and_file_offset): Remove patch
2490 (Output_segment::set_section_list_addresses): Print debug output
2491 only if --incremental-update.
2492 * output.h (Output_section::set_is_patch_space_allowed): New function.
2493 (Output_section::is_patch_space_allowed_): New data member.
2494 (Output_section::patch_space_): New data member.
2495 * parameters.cc (Parameters::incremental_full): New function.
2496 * parameters.h (Parameters::incremental_full): New function
2497 * testsuite/Makefile.am (incremental_test_2): Add test for
2498 --incremental-patch option.
2499 * testsuite/Makefile.in: Regenerate.
2500 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2501 (t18): Remove function body.
2503 2011-07-05 Doug Kwan <dougkwan@google.com>
2506 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2507 Arm_Address type for relocation result.
2508 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2510 (Arm_relocate_functions::abs32): Use unaligned access.
2511 (Arm_relocate_functions::rel32): Ditto.
2512 (Arm_relocate_functions::prel31): Ditto.
2513 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2514 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2515 static data relocations.
2516 * testsuite/Makefile.in: Regnerate.
2517 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2519 2011-07-05 Ian Lance Taylor <iant@google.com>
2522 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2523 symbols if necessary.
2524 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2526 2011-07-05 Ian Lance Taylor <iant@google.com>
2529 * resolve.cc (Symbol::override_base_with_special): Simply override
2530 version with special symbol version, ignoring previous version.
2532 2011-07-05 Ian Lance Taylor <iant@google.com>
2534 * object.cc (Sized_relobj_file::include_section_group): Add
2535 information to comment about signature location.
2537 2011-07-02 Ian Lance Taylor <iant@google.com>
2540 * options.h (class General_options): Add -f and -F.
2541 * options.cc (General_options::finalize): Fatal error if -f/-F
2542 are used without -shared.
2543 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2545 2011-07-02 Ian Lance Taylor <iant@google.com>
2547 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2549 2011-07-01 Ian Lance Taylor <iant@google.com>
2553 * resolve.cc (Symbol::override_base_with_special): Don't override
2554 the version if the overriding symbol has a different name.
2555 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2556 all callers. If we give an error about an undefined version,
2557 define the base version if necessary.
2558 * dynobj.h (class Versions): Update declaration.
2559 * testsuite/weak_alias_test_5.cc: New file.
2560 * testsuite/weak_alias_test.script: New file.
2561 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2562 and versioned_alias have the right value, and call t2.
2563 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2564 weak_alias_test_5.so.
2565 (weak_alias_test_LDADD): Likewise.
2566 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2567 * testsuite/Makefile.in: Rebuild.
2569 2011-07-01 Ian Lance Taylor <iant@google.com>
2572 * options.h (class General_options): Support -z notext.
2573 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2575 (two_file_shared_nonpic.so): Likewise.
2576 (two_file_shared_mixed.so): Likewise.
2577 (two_file_shared_mixed_1.so): Likewise.
2578 (weak_undef_lib_nonpic.so): Likewise.
2579 (alt/weak_undef_lib_nonpic.so): Likewise.
2580 (tls_test_shared_nonpic.so): Likewise.
2581 * testsuite/Makefile.in: Rebuild.
2583 2011-07-01 Ian Lance Taylor <iant@google.com>
2586 * configure.ac: Test whether static linking works, setting
2587 the automake conditional HAVE_STATIC.
2588 * testsuite/Makefile.am: Disable tests using -static if
2589 HAVE_STATIC is not true.
2590 * configure, testsuite/Makefile.in: Rebuild.
2592 2011-07-01 Ian Lance Taylor <iant@google.com>
2595 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2596 Assert if we see DW_EH_PE_indirect.
2597 * target.h (Target::ehframe_datarel_base): New function.
2598 (Target::do_ehframe_datarel_base): New target function.
2599 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2600 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2603 2011-07-01 Ian Lance Taylor <iant@google.com>
2606 * options.h (class General_options): Add
2607 --ld-generated-unwind-info.
2608 * ehframe.cc (Fde::write): Add address parameter. Change all
2609 callers. If associated with PLT, fill in address and size.
2610 (Cie::set_output_offset): Only add merge mapping if there is an
2612 (Cie::write): Add address parameter. Change all callers.
2613 (Eh_frame::add_ehframe_for_plt): New function.
2614 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2615 input_offset_ fields into union u_, with new plt field.
2616 (Fde::Fde): Adjust for new union field.
2617 (Fde::Fde) [Output_data version]: New constructor.
2618 (Fde::add_mapping): Only add merge mapping if there is an object.
2619 (class Cie): Update declarations.
2620 (class Eh_frame): Declare add_ehframe_for_plt.
2621 * layout.cc (Layout::layout_eh_frame): Break out code into
2622 make_eh_frame_section, and call it.
2623 (Layout::make_eh_frame_section): New function.
2624 (Layout::add_eh_frame_for_plt): New function.
2625 * layout.h (class Layout): Update declarations.
2626 * merge.cc (Merge_map::add_mapping): Add assertion.
2627 * i386.cc: Include "dwarf.h".
2628 (class Output_data_plt_i386): Make first_plt_entry,
2629 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2630 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2631 and plt_eh_frame_fde.
2632 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2633 boundary. Call add_eh_frame_for_plt if appropriate.
2634 * x86_64.cc: Include "dwarf.h".
2635 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2636 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2637 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2638 and plt_eh_frame_fde.
2639 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2642 2011-06-29 Ian Lance Taylor <iant@google.com>
2645 * object.cc (Sized_relobj_file::layout_section): Change shdr
2646 parameter to be const.
2647 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2649 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2650 appropriate. Call layout_eh_frame_section.
2651 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2653 * object.h (class Sized_relobj_file): Update declarations.
2655 2011-06-29 Ian Lance Taylor <iant@google.com>
2658 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2660 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2662 2011-06-29 Ian Lance Taylor <iant@google.com>
2665 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2667 * layout.cc (Layout::layout_eh_frame): Likewise.
2669 2011-06-29 Ian Lance Taylor <iant@google.com>
2672 * layout.cc (Layout::symtab_section_shndx): New function.
2673 * layout.h (class Layout): Declare symtab_section_shndx.
2674 * output.cc (Output_section::write_header): Call it.
2676 2011-06-29 Ian Lance Taylor <iant@google.com>
2679 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2680 symbols which are not used in a relocation.
2682 2011-06-28 Ian Lance Taylor <iant@google.com>
2685 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2686 script create indistinguishable segments.
2687 (Layout::set_segment_offsets): Use stable_sort when sorting
2688 segments. Pass this to Compare_segments constructor.
2689 * layout.h (class Layout): Make segment_precedes non-static.
2690 (class Compare_segments): Change from struct to class. Add
2691 layout_ field. Add constructor.
2692 * script-sections.cc
2693 (Script_sections::attach_sections_using_phdrs_clause): Rename
2694 local orphan to is_orphan. Don't report failure to put empty
2695 section in segment. On attachment failure, report name of
2696 section, and attach to first PT_LOAD segment.
2698 2011-06-28 Ian Lance Taylor <iant@google.com>
2701 * target-select.cc (Target_selector::Target_selector): Add
2702 emulation parameter. Change all callers.
2703 (select_target_by_bfd_name): Rename from select_target_by_name.
2705 (select_target_by_emulation): New function.
2706 (supported_emulation_names): New function.
2707 * target-select.h (class Target_selector): Add emulation_ field.
2708 Update declarations.
2709 (Target_selector::recognize_by_bfd_name): Rename from
2710 recognize_by_name. Change all callers.
2711 (Target_selector::supported_bfd_names): Rename from
2712 supported_names. Change all callers.
2713 (Target_selector::recognize_by_emulation): New function.
2714 (Target_selector::supported_emulations): New function.
2715 (Target_selector::emulation): New function.
2716 (Target_selector::do_recognize_by_bfd_name): Rename from
2717 do_recognize_by_name. Change all callers.
2718 (Target_selector::do_supported_bfd_names): Rename from
2719 do_supported_names. Change all callers.
2720 (Target_selector::do_recognize_by_emulation): New function.
2721 (Target_selector::do_supported_emulations): New function.
2722 (select_target_by_bfd_name): Change name in declaration.
2723 (select_target_by_emulation): Declare.
2724 (supported_emulation_names): Declare.
2725 * parameters.cc (parameters_force_valid_target): Try to find
2726 target based on emulation from -m option.
2727 * options.h (class General_options): Change doc string for -m.
2728 * options.cc (help): Print emulations.
2729 (General_options::parse_V): Likewise.
2730 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2731 Add emulation parameter. Change all callers.
2733 2011-06-28 Ian Lance Taylor <iant@google.com>
2735 * target.h (class Target): Add osabi_ field.
2736 (Target::osabi): New function.
2737 (Target::set_osabi): New function.
2738 (Target::Target): Initialize osabi_.
2739 (Target::do_adjust_elf_header): Make pure virtual.
2740 (Sized_target::do_adjust_elf_header): Declare.
2741 * target.cc (Sized_target::do_adjust_elf_header): New function.
2742 (class Sized_target): Instantiate all versions.
2743 * freebsd.h (class Target_freebsd): Remove.
2744 (Target_selector_freebsd::do_recognize): Call set_osabi on
2746 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2747 (Target_selector_freebsd::set_osabi): Remove.
2748 * i386.cc (class Target_i386): Inherit from Sized_target rather
2749 than Target_freebsd.
2750 * x86_64.cc (class Target_x86_64): Likewise.
2752 2011-06-28 Ian Lance Taylor <iant@google.com>
2754 * target.h (Target::can_check_for_function_pointers): Rewrite.
2756 (Target::can_icf_inline_merge_sections): Likewise.
2757 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2758 (Target::Target_info): Add can_icf_inline_merge_sections field.
2759 (Target::do_can_check_for_function_pointers): New virtual
2761 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2762 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2763 from can_check_for_function_pointers, move in file.
2764 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2765 section_may_have_icf_unsafe_poineters, move in file.
2766 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2767 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2768 Rename from can_check_for_function_pointers, move in file.
2769 (Target_i386::can_icf_inline_merge_sections): Remove.
2770 (Target_i386::i386_info): Initialize
2771 can_icf_inline_merge_sections.
2772 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2773 Initialize can_icf_inline_merge_sections.
2774 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2775 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2776 Rename from can_check_for_function_pointers, move in file.
2777 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2778 (Target_x86_64::x86_64_info): Initialize
2779 can_icf_inline_merge_sections.
2780 * testsuite/testfile.cc (Target_test::test_target_info):
2782 * icf.cc (get_section_contents): Correct formatting.
2784 2011-06-27 Ian Lance Taylor <iant@google.com>
2786 * symtab.cc (Symbol::versioned_name): New function.
2787 (Symbol_table::add_to_final_symtab): Use versioned_name when
2789 (Symbol_table::sized_write_symbol): Likewise.
2790 * symtab.h (class Symbol): Declare versioned_name.
2791 * stringpool.h (class Stringpool_template): Add variant of add
2792 which takes a std::basic_string.
2793 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2794 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2795 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2796 (ver_test_12.o): New target.
2797 * testsuite/Makefile.in: Rebuild.
2799 2011-06-27 Doug Kwan <dougkwan@google.com>
2801 * arm.cc (Arm_relocate_functions::thm_jump8,
2802 Arm_relocate_functions::thm_jump11): Use a wider signed
2803 type to compute offset.
2804 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2806 * testsuite/Makefile.in: Regenerate.
2807 * testsuite/arm_branch_in_range.sh: Check test results of
2808 arm_thm_jump11 and arm_thm_jump8.
2809 * testsuite/arm_thm_jump11.s: New test source file.
2810 * testsuite/arm_thm_jump11.t: New linker script.
2811 * testsuite/arm_thm_jump8.s: New test source file.
2812 * testsuite/arm_thm_jump8.t: New linker script.
2814 2011-06-24 Ian Lance Taylor <iant@google.com>
2816 * layout.cc: Include "object.h".
2817 (ctors_sections_in_init_array): New static variable.
2818 (Layout::is_ctors_in_init_array): New function.
2819 (Layout::layout): Add entry to ctors_sections_in_init_array if
2821 * layout.h (class Layout): Declare is_ctors_in_init_array.
2822 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2823 is_ctors_reverse_view is set.
2824 (Sized_relobj_file::write_sections): Add layout parameter. Change
2825 all callers. Set is_ctors_reverse_view field of View_size.
2826 (Sized_relobj_file::reverse_words): New function.
2827 * object.h (Sized_relobj_file::View_size): Add
2828 is_ctors_reverse_view field.
2829 (class Sized_relobj_file): Update declarations.
2830 * testsuite/initpri3.c: New test.
2831 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2833 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2834 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2835 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2836 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2837 * testsuite/Makefile.in: Rebuild.
2839 2011-06-24 Cary Coutant <ccoutant@google.com>
2841 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2842 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2843 (debug_msg_cdebug.err): New targets.
2844 * testsuite/Makefile.in: Regenerate.
2845 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2846 Fix checks for link with shared library.
2848 2011-06-24 Doug Kwan <dougkwan@google.com>
2850 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2851 skip empty text sections.
2852 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2854 2011-06-22 Ian Lance Taylor <iant@google.com>
2857 * options.h (class General_options): Add --ctors-in-init-array.
2858 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2859 friends as SHT_PROGBITS for merging sections.
2860 (Layout::layout): Remove special handling of .init_array and
2861 friends. Don't sort if doing relocatable link. Sort for .ctors
2862 and .dtors if ctors_in_init_array.
2863 (Layout::make_output_section): Force correct section types for
2864 .init_array and friends. Don't sort if doing relocatable link,
2865 Don't sort .ctors and .dtors if ctors_in_init_array.
2866 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2867 (Layout::output_section_name): Add relobj parameter. Change all
2868 callers. Handle .ctors. and .dtors. in code rather than table.
2869 Handle .ctors and .dtors if ctors_in_init_array.
2870 (Layout::match_file_name): New function, moved from output.cc.
2871 * layout.h (class Layout): Update declarations.
2872 * output.cc: Include "layout.h".
2873 (Input_section_sort_entry::get_priority): New function.
2874 (Input_section_sort_entry::match_file_name): Just call
2875 Layout::match_file_name.
2876 (Output_section::Input_section_sort_init_fini_compare::operator()):
2877 Handle .ctors and .dtors. Sort by explicit priority rather than
2879 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2880 * testsuite/initpri2.c: New test.
2881 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2882 (check_PROGRAMS): Add initpri2.
2883 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2884 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2885 * configure, testsuite/Makefile.in: Rebuild.
2887 2011-06-19 Ian Lance Taylor <iant@google.com>
2890 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2891 .interp section to a PT_INTERP segment even if we have seen a
2892 --dynamic-linker option. Don't do it if we have seen a PHDRS
2893 clause in a linker script.
2894 (Layout::finalize): Don't create a .interp section if we've
2895 already create a PT_INTERP segment.
2896 (Layout::create_interp): Always call choose_output_section (revert
2897 patch of 2011-06-17). Don't create PT_INTERP segment.
2898 * script-sections.cc
2899 (Script_sections::create_note_and_tls_segments): Add a .interp
2900 section to a PT_INTERP segment even if we have seen a
2901 --dynamic-linker option.
2903 2011-06-18 Ian Lance Taylor <iant@google.com>
2905 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2906 merely because a non-PT_LOAD segment has a dynamic reloc.
2908 2011-06-18 Ian Lance Taylor <iant@google.com>
2910 * layout.cc (Layout::finish_dynamic_section): Don't create
2911 DT_FLAGS entry if not needed.
2913 2011-06-18 Ian Lance Taylor <iant@google.com>
2916 * layout.cc (Layout::layout_eh_frame): Correct handling of
2917 writable .eh_frame section.
2919 2011-06-17 Ian Lance Taylor <iant@google.com>
2922 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2923 symbol is redefined with the exact same object and value.
2925 2011-06-17 Ian Lance Taylor <iant@google.com>
2928 * layout.h (class Layout): Add interp_segment_ field.
2929 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2930 (Layout::attach_allocated_section_to_segment): If making shared
2931 library, put .interp section in PT_INTERP segment.
2932 (Layout::finalize): Also call create_interp if -dynamic-linker
2934 (Layout::create_interp): Assert that there is no PT_INTERP
2935 segment. If not using a SECTIONS clause, use make_output_section.
2936 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2937 * script-sections.cc
2938 (Script_sections::create_note_and_tls_segments): If making shared
2939 library, put .interp section in PT_INTERP segment.
2941 2011-06-17 Ian Lance Taylor <iant@google.com>
2943 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2944 when making a shared library.
2946 2011-06-17 Ian Lance Taylor <iant@google.com>
2948 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2949 parameter. Change all callers. Don't issue warning about PC32
2950 against locally defined symbol.
2952 2011-06-16 Ian Lance Taylor <iant@google.com>
2954 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2955 occurs in same object.
2957 2011-06-14 Alan Modra <amodra@gmail.com>
2959 * po/POTFILES.in: Regenerate.
2961 2011-06-09 Ian Lance Taylor <iant@google.com>
2963 * script-sections.cc
2964 (Orphan_output_section::set_section_addresses): For a relocatable
2965 link set address to 0.
2967 2011-06-09 Cary Coutant <ccoutant@google.com>
2970 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2971 used with --compress-debug-sections.
2972 * gold/object.cc (Sized_relobj_file::do_layout): Report
2973 uncompressed size of compressed input sections.
2975 2011-06-08 Cary Coutant <ccoutant@google.com>
2978 * testsuite/two_file_test_2_v1.cc: Change initialization of
2979 v2 to keep it in .data.
2981 2011-06-07 Cary Coutant <ccoutant@google.com>
2983 * common.cc (Symbol_table::do_allocate_commons_list): Call
2985 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2986 (Errors::fallback): New function.
2987 (gold_fallback): New function.
2988 * errors.h (Errors::fallback): New function.
2989 * gold.cc (gold_exit): Change status parameter to enum; adjust
2991 (queue_initial_tasks): Call gold_fallback.
2992 * gold.h: Include cstdlib.
2993 (Exit_status): New enum type.
2994 (gold_exit): Change status parameter to enum.
2995 (gold_fallback): New function.
2996 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2997 (Layout::create_symtab_sections): Likewise.
2998 (Layout::create_shdrs): Likewise.
2999 * main.cc (main): Adjust call to gold_exit.
3000 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
3001 (Output_data_got::add_got_entry_pair): Likewise.
3002 (Output_section::add_input_section): Likewise.
3003 (Output_section::add_output_section_data): Likewise.
3004 (Output_segment::set_section_list_addresses): Likewise.
3005 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
3007 2011-06-07 Cary Coutant <ccoutant@google.com>
3009 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
3010 for incremental links.
3011 * output.cc (Output_segment::set_section_list_addresses): Remove
3012 FIXME and test for TLS or BSS.
3014 2011-06-07 Cary Coutant <ccoutant@google.com>
3016 * testsuite/Makefile.am: Add incremental_copy_test,
3017 incremental_common_test_1.
3018 * testsuite/Makefile.in: Regenerate.
3019 * testsuite/common_test_1_v1.c: New source file.
3020 * testsuite/common_test_1_v2.c: New source file.
3021 * testsuite/copy_test_v1.cc: New source file.
3023 2011-06-07 Cary Coutant <ccoutant@google.com>
3025 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3026 update, allocate common from bss section's free list.
3027 * incremental-dump.cc (dump_incremental_inputs): Print flag for
3028 linker-defined symbols.
3029 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3030 Skip GOT and PLT entries that are no longer referenced.
3031 (Output_section_incremental_inputs::write_info_blocks): Mark
3032 linker-defined symbols.
3033 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3034 * output.cc (Output_section::allocate): New function.
3035 * output.h (Output_section::allocate): New function.
3036 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3037 linker-defined symbols.
3038 (Symbol::override_base_with_special): Copy is_predefined_ flag.
3039 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3040 (Symbol::init_base_output_data): Likewise.
3041 (Symbol::init_base_output_segment): Likewise.
3042 (Symbol::init_base_constant): Likewise.
3043 (Sized_symbol::init_output_data): Likewise.
3044 (Sized_symbol::init_output_segment): Likewise.
3045 (Sized_symbol::init_constant): Likewise.
3046 (Symbol_table::do_define_in_output_data): Likewise.
3047 (Symbol_table::do_define_in_output_segment): Likewise.
3048 (Symbol_table::do_define_as_constant): Likewise.
3049 * symtab.h (Symbol::is_predefined): New function.
3050 (Symbol::init_base_output_data): Add is_predefined parameter.
3051 (Symbol::init_base_output_segment): Likewise.
3052 (Symbol::init_base_constant): Likewise.
3053 (Symbol::is_predefined_): New data member.
3054 (Sized_symbol::init_output_data): Add is_predefined parameter.
3055 (Sized_symbol::init_output_segment): Likewise.
3056 (Sized_symbol::init_constant): Likewise.
3057 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3059 2011-06-07 Cary Coutant <ccoutant@google.com>
3061 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3062 instead of emit_copy_reloc.
3063 (Copy_relocs::emit_copy_reloc): Refactor.
3064 (Copy_relocs::make_copy_reloc): New function.
3065 (Copy_relocs::add_copy_reloc): Remove.
3066 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3068 (Copy_relocs::make_copy_reloc): New function.
3069 (Copy_relocs::add_copy_reloc): Remove.
3070 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3071 unchanged input files.
3072 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3073 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3074 Reserve BSS space for COPY relocations.
3075 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3076 (Output_section_incremental_inputs::write_info_blocks): Record
3077 whether a symbol is copied from a shared object.
3078 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3079 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3080 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3081 (Incremental_input_entry_reader::get_output_symbol_index): Add
3083 (Incremental_binary::emit_copy_relocs): New function.
3084 (Incremental_binary::do_emit_copy_relocs): New function.
3085 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3087 (Sized_incremental_binary::add_copy_reloc): New function.
3088 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3089 (Sized_incremental_binary::Copy_reloc): New struct.
3090 (Sized_incremental_binary::Copy_relocs): New typedef.
3091 (Sized_incremental_binary::copy_relocs_): New data member.
3092 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3093 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3094 * target.h (Sized_target::emit_copy_reloc): New function.
3095 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3097 2011-06-02 Cary Coutant <ccoutant@google.com>
3100 * gold/archive.cc (Archive::Archive): Initialize new data member.
3101 (Archive::include_all_members): Return if archive has already been
3103 * gold/archive.h (Archive::include_all_members_): New data member.
3105 2011-06-02 Nick Clifton <nickc@redhat.com>
3107 * dynobj.h: Fix spelling mistake in comment.
3108 * output.cc: Likewise.
3110 2011-05-31 Doug Kwan <dougkwan@google.com>
3114 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3115 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3116 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3117 redundant arm_exidx_test.so.
3118 * testsuite/Makefile.in: Regenerate.
3119 (check_SCRIPTS): Add pr12826.sh
3120 (check_DATA): Add pr12826.stdout
3121 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3122 * testsuite/pr12826.sh: New file.
3123 * testsuite/pr12826_1.s: Ditto.
3124 * testsuite/pr12826_1.s: Ditto.
3126 2011-05-30 Ian Lance Taylor <iant@google.com>
3128 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3131 2011-05-29 Ian Lance Taylor <iant@google.com>
3134 * testsuite/Makefile.am: Use different file name for two_file_test
3135 temporary file for each incremental test.
3136 * testsuite/Makefile.in: Rebuild.
3138 2011-05-29 Ian Lance Taylor <iant@google.com>
3140 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3141 binary input file is empty.
3143 2011-05-27 Ian Lance Taylor <iant@google.com>
3145 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3146 (ver_test_9.so): Likewise.
3147 * testsuite/Makefile.in: Rebuild.
3149 2011-05-26 Cary Coutant <ccoutant@google.com>
3151 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3152 * incremental.cc (Incremental_inputs::report_input_section): Fix
3153 comment, indentation.
3154 (Incremental_inputs::report_comdat_group): New function.
3155 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3156 of data for incremental input file entry.
3157 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3158 group count, COMDAT group signatures.
3159 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3160 an unchanged input file.
3161 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3162 Initialize new data member.
3163 (Incremental_object_entry::add_comdat_group): New function.
3164 (Incremental_object_entry::get_comdat_group_count): New function.
3165 (Incremental_object_entry::get_comdat_signature_key): New function.
3166 (Incremental_object_entry::groups_): New data member.
3167 (Incremental_inputs::report_comdat_group): New function.
3168 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3169 data for incremental input file entry.
3170 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3171 (Incremental_input_entry_reader::get_input_section): Adjust size of
3172 data for incremental input file entry.
3173 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3174 (Incremental_input_entry_reader::get_comdat_group_signature): New
3176 * object.cc (Sized_relobj::include_section_group): Report kept
3177 COMDAT groups for incremental links.
3179 2011-05-24 David Meyer <pdox@google.com>
3181 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3182 with name parameter. Add found_name parameter.
3183 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3184 * dirsearch.h (class Dirsearch): Update declaration.
3186 2011-05-24 Ian Lance Taylor <iant@google.com>
3188 * archive.cc (Library_base::should_include_member): Pull in object
3189 from archive if it defines the entry symbol.
3190 * parameters.cc (Parameters::entry): New function.
3191 * parameters.h (class Parameters): Declare entry.
3192 * output.h (class Output_file_header): Remove entry_ field.
3193 * output.cc (Output_file_header::Output_file_header): Remove entry
3194 parameter. Change all callers.
3195 (Output_file_header::entry): Use parameters->entry.
3196 * gold.cc (queue_middle_tasks): Likewise.
3197 * plugin.cc (Plugin_hook::run): Likewise.
3199 2011-05-24 Cary Coutant <ccoutant@google.com>
3201 * gold.cc (queue_initial_tasks): Pass incremental base filename
3202 to Output_file::open_base_file; don't print error message.
3203 * incremental-dump.cc (main): Adjust call to
3204 Output_file::open_for_modification.
3205 * incremental-dump.cc (main): Likewise.
3206 * incremental.cc (Incremental_inputs::report_command_line):
3207 Ignore --incremental-base option when comparing command lines.
3208 Ignore parameter when given as separate argument.
3209 * options.h (class General_options): Add --incremental-base.
3210 * output.cc (Output_file::Output_file):
3211 (Output_file::open_base_file): Add base_name and writable parameters;
3212 read base file into new file; print error message here.
3213 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3215 * output.h (Output_file::open_for_modification): Rename to...
3216 (Output_file::open_base_file): ...this; add base_name and
3217 writable parameters; adjust all callers.
3218 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3220 * testsuite/Makefile.am (incremental_test_4): Test
3222 * testsuite/Makefile.in: Regenerate.
3224 2011-05-24 Cary Coutant <ccoutant@google.com>
3226 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3228 * testsuite/Makefile.in: Regenerate.
3229 * testsuite/two_file_test_1_v1.cc: New test source file.
3230 * testsuite/two_file_test_1b_v1.cc: New test source file.
3231 * testsuite/two_file_test_2_v1.cc: New test source file.
3233 2011-05-24 Cary Coutant <ccoutant@google.com>
3235 * dynobj.h (Dynobj::do_dynobj): New function.
3236 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3237 flag and soname for shared objects.
3238 * incremental.cc (Incremental_inputs::report_object): Make
3239 either Incremental_object_entry or Incremental_dynobj_entry; add
3240 soname to string table.
3241 (Incremental_inputs::report_input_section): Add assertion.
3242 (Output_section_incremental_inputs::set_final_data_size): Adjust
3243 type of input file entry for shared libraries; adjust size of
3244 shared library info entry.
3245 (Output_section_incremental_inputs::write_input_files): Write
3246 as_needed flag for shared libraries.
3247 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3248 of input file entry for shared libraries; write soname.
3249 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3250 soname from incremental info.
3251 * incremental.h (enum Incremental_input_flags): Add
3252 INCREMENTAL_INPUT_AS_NEEDED.
3253 (Incremental_input_entry::Incremental_input_entry): Initialize new
3255 (Incremental_input_entry::set_as_needed): New function.
3256 (Incremental_input_entry::as_needed): New function.
3257 (Incremental_input_entry::do_dynobj_entry): New function.
3258 (Incremental_input_entry::as_needed_): New data member.
3259 (Incremental_object_entry::Incremental_object_entry): Don't check
3261 (Incremental_object_entry::do_type): Likewise.
3262 (class Incremental_dynobj_entry): New class.
3263 (Incremental_input_entry_reader::as_needed): New function.
3264 (Incremental_input_entry_reader::get_soname): New function.
3265 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3266 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3267 size of shared library info entry.
3268 * layout.cc (Layout::finish_dynamic_section): Don't test for
3269 incremental link when adding DT_NEEDED entries.
3270 * object.h (Object::Object): Initialize new data member.
3271 (Object::dynobj): New function.
3272 (Object::set_as_needed): New function.
3273 (Object::as_needed): New function.
3274 (Object::do_dynobj): New function.
3275 (Object::as_needed_): New data member.
3277 2011-05-24 Cary Coutant <ccoutant@google.com>
3279 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3280 info; adjust display of GOT entries.
3281 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3282 vector of input objects; remove file_status_.
3283 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3284 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3285 got_plt reader; call target hooks to reserve GOT entries.
3286 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3287 of input file info header and GOT info entry.
3288 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3290 (Got_plt_view_info::got_descriptor): Remove.
3291 (Got_plt_view_info::sym_index): New data member.
3292 (Got_plt_view_info::input_index): New data member.
3293 (Local_got_offset_visitor::visit): Write input file index.
3294 (Global_got_offset_visitor::visit): Write 0 for input file index.
3295 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3296 with sym_index and input_index.
3297 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3298 incremental info GOT entry; replace got_descriptor with input_index.
3299 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3300 map from input file index to object.
3301 (Sized_relobj_incr::do_layout): Replace direct data member reference
3302 with accessor function.
3303 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3304 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3305 Adjust size of input file info header.
3306 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3307 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3308 (Incremental_input_entry_reader::get_input_section): Adjust size of
3309 input file info header.
3310 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3311 of incremental info GOT entry.
3312 (Incremental_got_plt_reader::get_got_desc): Remove.
3313 (Incremental_got_plt_reader::get_got_symndx): New function.
3314 (Incremental_got_plt_reader::get_got_input_index): New function.
3315 (Sized_incremental_binary::Sized_incremental_binary): Remove
3316 file_status_; add input_objects_.
3317 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3318 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3319 (Sized_incremental_binary::file_is_unchanged): Remove.
3320 (Sized_incremental_binary::set_input_object): New function.
3321 (Sized_incremental_binary::input_object): New function.
3322 (Sized_incremental_binary::file_status_): Remove.
3323 (Sized_incremental_binary::input_objects_): New data member.
3324 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3326 (Sized_relobj_incr::invalid_address): Move to base class.
3327 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3329 (Sized_relobj_incr::do_output_section_offset): Likewise.
3330 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3331 (Sized_relobj_incr::section_offsets_): Likewise.
3332 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3334 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3335 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3336 with accessor function.
3337 (Sized_relobj_file::do_layout): Likewise.
3338 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3339 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3340 (Sized_relobj_file::compute_final_local_value): Replace refs to
3341 section_offsets_ with accessor function.
3342 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3343 * object.h (Relobj::Relobj): Initialize new data members.
3344 (Relobj::add_dyn_reloc): New function.
3345 (Relobj::first_dyn_reloc): New function.
3346 (Relobj::dyn_reloc_count): New function.
3347 (Relobj::first_dyn_reloc_): New data member.
3348 (Relobj::dyn_reloc_count_): New data member.
3349 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3351 (Sized_relobj::Address): New typedef.
3352 (Sized_relobj::invalid_address): Move here from child class.
3353 (Sized_relobj::Sized_relobj): Initialize new data members.
3354 (Sized_relobj::sized_relobj): New function.
3355 (Sized_relobj::is_output_section_offset_invalid): Move here from
3357 (Sized_relobj::get_output_section_offset): Likewise.
3358 (Sized_relobj::local_has_got_offset): Likewise.
3359 (Sized_relobj::local_got_offset): Likewise.
3360 (Sized_relobj::set_local_got_offset): Likewise.
3361 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3362 (Sized_relobj::clear_got_offsets): New function.
3363 (Sized_relobj::section_offsets): Move here from child class.
3364 (Sized_relobj::do_output_section_offset): Likewise.
3365 (Sized_relobj::do_set_section_offset): Likewise.
3366 (Sized_relobj::Local_got_offsets): Likewise.
3367 (Sized_relobj::local_got_offsets_): Likewise.
3368 (Sized_relobj::section_offsets_): Likewise.
3369 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3371 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3373 (Sized_relobj_file::sized_relobj): New function
3374 (Sized_relobj_file::local_has_got_offset): Move to base class.
3375 (Sized_relobj_file::local_got_offset): Likewise.
3376 (Sized_relobj_file::set_local_got_offset): Likewise.
3377 (Sized_relobj_file::get_output_section_offset): Likewise.
3378 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3379 (Sized_relobj_file::do_output_section_offset): Likewise.
3380 (Sized_relobj_file::do_set_section_offset): Likewise.
3381 (Sized_relobj_file::Local_got_offsets): Likewise.
3382 (Sized_relobj_file::local_got_offsets_): Likewise.
3383 (Sized_relobj_file::section_offsets_): Likewise.
3384 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3386 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3387 (Output_reloc::get_symbol_index): Likewise.
3388 (Output_reloc::local_section_offset): Likewise.
3389 (Output_reloc::get_address): Likewise.
3390 (Output_reloc::symbol_value): Likewise.
3391 (Output_data_got::reserve_slot): Move to class definition.
3392 (Output_data_got::reserve_local): New function.
3393 (Output_data_got::reserve_slot_for_global): Remove.
3394 (Output_data_got::reserve_global): New function.
3395 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3396 (all constructors, two instantiations).
3397 (Output_reloc::get_relobj): New function (two instantiations).
3398 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3399 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3400 (Output_data_reloc::add_global): Adjust type of relobj.
3401 (Output_data_reloc::add_global_relative): Likewise.
3402 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3403 (Output_data_reloc::add_local): Likewise.
3404 (Output_data_reloc::add_local_relative): Likewise.
3405 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3406 (Output_data_reloc::add_local_section): Likewise.
3407 (Output_data_reloc::add_output_section): Likewise.
3408 (Output_data_reloc::add_absolute): Likewise.
3409 (Output_data_reloc::add_target_specific): Likewise.
3410 (Output_data_got::reserve_slot): Move definition here.
3411 (Output_data_got::reserve_local): New function.
3412 (Output_data_got::reserve_global): New function.
3413 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3414 section_offsets_ with accessor function.
3415 (Sized_relobj_file::write_sections): Likewise.
3416 (Sized_relobj_file::do_relocate_sections): Likewise.
3417 * target.h (Sized_target::reserve_local_got_entry): New function.
3418 (Sized_target::reserve_global_got_entry): New function.
3419 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3420 (Target_x86_64::reserve_global_got_entry): New function.
3421 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3423 2011-05-23 Cary Coutant <ccoutant@google.com>
3425 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3426 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3427 bit when checking got_type.
3428 * incremental.cc (Sized_incremental_binary::setup_readers):
3429 Store symbol table and string table locations; initialize bit vector
3430 of file status flags.
3431 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3433 (Sized_incremental_binary::do_process_got_plt): New function.
3434 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3435 (Output_section_incremental_inputs::set_final_data_size): Record
3436 file index for each input file.
3437 (Output_section_incremental_inputs::write_got_plt): Store file index
3438 instead of input entry offset for each GOT entry.
3440 (Incremental_input_entry::Incremental_input_entry): Initialize new
3442 (Incremental_input_entry::set_offset): Store file index.
3443 (Incremental_input_entry::get_file_index): New function.
3444 (Incremental_input_entry::file_index_): New data member.
3445 (Incremental_binary::process_got_plt): New function.
3446 (Incremental_binary::do_process_got_plt): New function.
3447 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3449 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3450 (Sized_incremental_binary::set_file_is_unchanged): New function.
3451 (Sized_incremental_binary::file_is_unchanged): New function.
3452 (Sized_incremental_binary::do_process_got_plt): New function.
3453 (Sized_incremental_binary::file_status_): New data member.
3454 (Sized_incremental_binary::main_symtab_loc_): New data member.
3455 (Sized_incremental_binary::main_strtab_loc_): New data member.
3456 * output.cc (Output_data_got::Got_entry::write): Add case
3458 (Output_data_got::add_global): Call add_got_entry.
3459 (Output_data_got::add_global_plt): Likewise.
3460 (Output_data_got::add_global_with_rel): Likewise.
3461 (Output_data_got::add_global_with_rela): Likewise.
3462 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3463 (Output_data_got::add_global_pair_with_rela): Likewise.
3464 (Output_data_got::add_local): Call add_got_entry.
3465 (Output_data_got::add_local_plt): Likewise.
3466 (Output_data_got::add_local_with_rel): Likewise.
3467 (Output_data_got::add_local_with_rela): Likewise.
3468 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3469 (Output_data_got::add_local_pair_with_rela): Likewise.
3470 (Output_data_got::reserve_slot): New function.
3471 (Output_data_got::reserve_slot_for_global): New function.
3472 (Output_data_got::add_got_entry): New function.
3473 (Output_data_got::add_got_entry_pair): New function.
3474 (Output_section::add_output_section_data): Edit FIXME.
3476 (Output_section_data_build::Output_section_data_build): New
3477 constructor with size parameter.
3478 (Output_data_space::Output_data_space): Likewise.
3479 (Output_data_got::Output_data_got): Initialize new data member; new
3480 constructor with size parameter.
3481 (Output_data_got::add_constant): Call add_got_entry.
3482 (Output_data_got::reserve_slot): New function.
3483 (Output_data_got::reserve_slot_for_global): New function.
3484 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3485 (Output_data_got::add_got_entry): New function.
3486 (Output_data_got::add_got_entry_pair): New function.
3487 (Output_data_got::free_list_): New data member.
3488 * target.h (Sized_target::init_got_plt_for_update): New function.
3489 (Sized_target::register_global_plt_entry): New function.
3490 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3491 Initialize new data member; call init; add constructor with PLT count.
3492 (Output_data_plt_x86_64::init): New function.
3493 (Output_data_plt_x86_64::add_relocation): New function.
3494 (Output_data_plt_x86_64::reserve_slot): New function.
3495 (Output_data_plt_x86_64::free_list_): New data member.
3496 (Target_x86_64::init_got_plt_for_update): New function.
3497 (Target_x86_64::register_global_plt_entry): New function.
3498 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3499 incremental updates.
3500 (Output_data_plt_x86_64::add_relocation): New function.
3501 * testsuite/object_unittest.cc (Object_test): Set default options.
3503 2011-05-16 Ian Lance Taylor <iant@google.com>
3505 * options.h (class General_options): Make -i a synonym for -r.
3507 2011-05-16 Ian Lance Taylor <iant@google.com>
3509 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3511 2011-05-10 Cary Coutant <ccoutant@google.com>
3513 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3516 2011-05-06 Ian Lance Taylor <iant@google.com>
3518 * layout.cc (Layout::layout): If the output section flags change,
3519 update the ordering.
3521 2011-04-25 Cary Coutant <ccoutant@google.com>
3523 * incremental-dump.cc (dump_incremental_inputs): Print local
3524 symbol info for each input file.
3526 (Output_section_incremental_inputs::set_final_data_size): Add local
3527 symbol info to input file entries in incremental info.
3528 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3529 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3530 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3531 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3533 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3534 (Sized_incr_relobj::do_relocate): Write the local symbols.
3535 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3536 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3537 Adjust size of input file header.
3538 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3539 (Incremental_inputs_reader::get_local_symbol_count): New function.
3540 (Incremental_inputs_reader::get_input_section): Adjust size of input
3542 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3543 (Sized_incr_relobj::This): New typedef.
3544 (Sized_incr_relobj::sym_size): New const data member.
3545 (Sized_incr_relobj::Local_symbol): New struct.
3546 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3547 (Sized_incr_relobj::do_local_symbol_offset): New function.
3548 (Sized_incr_relobj::local_symbol_count_): New data member.
3549 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3550 (Sized_incr_relobj::local_symbol_index_): New data member.
3551 (Sized_incr_relobj::local_symbol_offset_): New data member.
3552 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3553 (Sized_incr_relobj::local_symbols_): New data member.
3554 * object.h (Relobj::output_local_symbol_count): New function.
3555 (Relobj::local_symbol_offset): New function.
3556 (Relobj::do_output_local_symbol_count): New function.
3557 (Relobj::do_local_symbol_offset): New function.
3558 (Sized_relobj::do_output_local_symbol_count): New function.
3559 (Sized_relobj::do_local_symbol_offset): New function.
3561 2011-04-22 Vladimir Simonov <sv@sw.ru>
3563 * descriptors.cc (set_close_on_exec): New function.
3564 (Descriptors::open): Use set_close_on_exec.
3565 * output.cc (S_ISLNK): Define if not defined.
3567 2011-04-22 Cary Coutant <ccoutant@google.com>
3569 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3571 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3572 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3573 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3575 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3576 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3577 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3579 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3581 (Incremental_binary::apply_incremental_relocs): New function.
3582 (Incremental_binary::do_apply_incremental_relocs): New function.
3583 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3585 (Sized_incremental_binary::add_global_symbol): New function.
3586 (Sized_incremental_binary::global_symbol): New function.
3587 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3588 (Sized_incremental_binary::symbol_map_): New data member.
3589 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3590 * target.h (Sized_target::apply_relocation): New function.
3591 * target-reloc.h (apply_relocation): New function.
3592 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3594 2011-04-22 Doug Kwan <dougkwan@google.com>
3596 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3597 flag of a SHT_ARM_EXIDX section.
3598 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3599 * testsuite/Makefile.in: Regenerate.
3600 * testsuite/arm_exidx_test.s: New file.
3601 * testsuite/arm_exidx_test.sh: Same.
3603 2011-04-20 Cary Coutant <ccoutant@google.com>
3606 * archive.h (Incremental_archive_entry::Archive_member):
3607 Initialize arg_serial_ (second constructor).
3609 2011-04-17 Ian Lance Taylor <iant@google.com>
3611 * object.cc (Relocate_info::location): Simplify location string.
3612 * errors.cc (Errors::error_at_location): Don't print program
3614 (Errors::warning_at_location): Likewise.
3615 (Errors::undefined_symbol): Likewise.
3616 * testsuite/debug_msg.sh: Update accordingly.
3618 2011-04-14 Cary Coutant <ccoutant@google.com>
3620 * gold/layout.cc (Layout::symtab_section_offset): New function.
3621 * gold/layout.h (Layout::symtab_section_offset): New function.
3622 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3624 2011-04-12 Ian Lance Taylor <iant@google.com>
3626 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3627 with MREMAP_MAYMOVE.
3628 * output.h (class Output_file): Add map_is_allocated_ field.
3629 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3630 not available, provide stubs. If mremap is not available, #define
3632 (MREMAP_MAYMOVE): Define if not defined.
3633 (Output_file::Output_file): Initialize map_is_allocated_.
3634 (Output_file::resize): Check map_is_allocated_.
3635 (Output_file::map_anonymous): If mmap fails, use malloc.
3636 (Output_file::unmap): Don't do anything for an anonymous map.
3637 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3638 is not available, provide stubs.
3639 (File_read::View::~View): Use free rather than delete[].
3640 (File_read::make_view): Use malloc rather than new[]. If mmap
3642 (File_read::find_or_make_view): Use malloc rather than new[].
3643 * gold.h: Remove HAVE_REMAP code.
3644 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3645 exists. Rename mremap to gold_mremap. If mmap is not available
3647 * configure, config.in: Rebuild.
3649 2011-04-11 Ian Lance Taylor <iant@google.com>
3651 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3652 initialize local variable v.
3654 2011-04-11 Cary Coutant <ccoutant@google.com>
3656 * archive.cc (Archive::include_member): Adjust call to
3658 (Add_archive_symbols::run): Track argument serial numbers.
3659 (Lib_group::include_member): Likewise.
3660 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3661 * archive.h (Incremental_archive_entry::Archive_member):
3662 Initialize arg_serial_.
3663 (Archive_member::arg_serial_): New data member.
3664 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3665 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3667 (Sized_dynobj::do_for_all_local_got_entries): New function.
3668 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3670 * fileread.cc (get_mtime): New function.
3671 * fileread.h (get_mtime): New function.
3672 * gold.cc (queue_initial_tasks): Check for incremental update.
3673 (process_incremental_input): New function.
3674 (queue_middle_tasks): Don't force valid target for incremental
3676 * incremental-dump.cc (find_input_containing_global): Adjust
3677 size of symbol info entry.
3678 (dump_incremental_inputs): Dump argument serial number and
3679 in_system_directory flag; bias shndx by 1; print symbol names
3680 when dumping per-file symbol lists; use new symbol info readers.
3682 (Output_section_incremental_inputs:update_data_size): New function.
3683 (Sized_incremental_binary::setup_readers): Setup input readers
3684 for each input file; build maps for files added from libraries
3686 (Sized_incremental_binary::check_input_args): New function.
3687 (Sized_incremental_binary::do_check_inputs): Build map of argument
3688 serial numbers to input arguments.
3689 (Sized_incremental_binary::do_file_has_changed): Rename
3690 do_file_is_unchanged to this; compare file modification times.
3691 (Sized_incremental_binary::do_init_layout): New function.
3692 (Sized_incremental_binary::do_reserve_layout): New function.
3693 (Sized_incremental_binary::do_get_input_reader): Remove.
3694 (Sized_incremental_binary::get_symtab_view): New function.
3695 (Incremental_checker::can_incrementally_link_output_file): Remove.
3696 (Incremental_inputs::report_command_line): Exclude --debug options.
3697 (Incremental_inputs::report_archive_begin): Add parameter; track
3698 argument serial numbers; don't put input file entry for archive
3699 before archive members.
3700 (Incremental_inputs::report_archive_end): Put input file entry
3701 for archive after archive members.
3702 (Incremental_inputs::report_object): Add parameter; track argument
3703 serial numbers and in_system_directory flag.
3704 (Incremental_inputs::report_script): Add parameter; track argument
3706 (Output_section_incremental_inputs::set_final_data_size): Adjust
3707 size of symbol info entry; check for forwarding symbols.
3708 (Output_section_incremental_inputs::write_input_files): Write
3709 in_system_directory flag and argument serial number.
3710 (Output_section_incremental_inputs::write_info_blocks): Map section
3711 indices between incremental info and original input file; store
3712 input section index for each symbol.
3713 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3714 change operator() to visit().
3715 (class Global_got_offset_visitor): Likewise.
3716 (class Global_symbol_visitor_got_plt):
3717 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3719 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3720 (Sized_incr_relobj::do_read_symbols): New function.
3721 (Sized_incr_relobj::do_layout): New function.
3722 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3723 (Sized_incr_relobj::do_add_symbols): New function.
3724 (Sized_incr_relobj::do_should_include_member): New function.
3725 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3726 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3727 (Sized_incr_relobj::do_section_size): New function.
3728 (Sized_incr_relobj::do_section_name): New function.
3729 (Sized_incr_relobj::do_section_contents): New function.
3730 (Sized_incr_relobj::do_section_flags): New function.
3731 (Sized_incr_relobj::do_section_entsize): New function.
3732 (Sized_incr_relobj::do_section_address): New function.
3733 (Sized_incr_relobj::do_section_type): New function.
3734 (Sized_incr_relobj::do_section_link): New function.
3735 (Sized_incr_relobj::do_section_info): New function.
3736 (Sized_incr_relobj::do_section_addralign): New function.
3737 (Sized_incr_relobj::do_initialize_xindex): New function.
3738 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3739 (Sized_incr_relobj::do_read_relocs): New function.
3740 (Sized_incr_relobj::do_gc_process_relocs): New function.
3741 (Sized_incr_relobj::do_scan_relocs): New function.
3742 (Sized_incr_relobj::do_count_local_symbols): New function.
3743 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3744 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3745 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3746 (Sized_incr_relobj::do_relocate): New function.
3747 (Sized_incr_relobj::do_set_section_offset): New function.
3748 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3749 (Sized_incr_dynobj::do_read_symbols): New function.
3750 (Sized_incr_dynobj::do_layout): New function.
3751 (Sized_incr_dynobj::do_add_symbols): New function.
3752 (Sized_incr_dynobj::do_should_include_member): New function.
3753 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3754 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3755 (Sized_incr_dynobj::do_section_size): New function.
3756 (Sized_incr_dynobj::do_section_name): New function.
3757 (Sized_incr_dynobj::do_section_contents): New function.
3758 (Sized_incr_dynobj::do_section_flags): New function.
3759 (Sized_incr_dynobj::do_section_entsize): New function.
3760 (Sized_incr_dynobj::do_section_address): New function.
3761 (Sized_incr_dynobj::do_section_type): New function.
3762 (Sized_incr_dynobj::do_section_link): New function.
3763 (Sized_incr_dynobj::do_section_info): New function.
3764 (Sized_incr_dynobj::do_section_addralign): New function.
3765 (Sized_incr_dynobj::do_initialize_xindex): New function.
3766 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3767 (make_sized_incremental_object): New function.
3768 (Incremental_library::copy_unused_symbols): New function.
3769 (Incremental_library::do_for_all_unused_symbols): New function.
3770 * incremental.h (enum Incremental_input_flags): New type.
3771 (class Incremental_checker): Remove.
3772 (Incremental_input_entry::Incremental_input_entry): Add argument
3774 (Incremental_input_entry::arg_serial): New function.
3775 (Incremental_input_entry::set_is_in_system_directory): New function.
3776 (Incremental_input_entry::is_in_system_directory): New function.
3777 (Incremental_input_entry::arg_serial_): New data member.
3778 (Incremental_input_entry::is_in_system_directory_): New data member.
3779 (class Script_info): Move here from script.h.
3780 (Script_info::Script_info): Add filename parameter.
3781 (Script_info::filename): New function.
3782 (Script_info::filename_): New data member.
3783 (Incremental_script_entry::Incremental_script_entry): Add argument
3785 (Incremental_object_entry::Incremental_object_entry): Likewise.
3786 (Incremental_object_entry::add_input_section): Build list of input
3787 sections with map to original shndx.
3788 (Incremental_object_entry::get_input_section_index): New function.
3789 (Incremental_object_entry::shndx_): New data member.
3790 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3791 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3792 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3794 (Incremental_inputs::report_archive_begin): Likewise.
3795 (Incremental_inputs::report_object): Likewise.
3796 (Incremental_inputs::report_script): Likewise.
3797 (class Incremental_global_symbol_reader): New class.
3798 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3799 and store flags and input file type.
3800 (Incremental_input_entry_reader::arg_serial): New function.
3801 (Incremental_input_entry_reader::type): Extract type from flags.
3802 (Incremental_input_entry_reader::is_in_system_directory): New function.
3803 (Incremental_input_entry_reader::get_input_section_count): Call
3804 accessor function for type.
3805 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3806 function for type; adjust size of global symbol entry.
3807 (Incremental_input_entry_reader::get_global_symbol_count): Call
3808 accessor function for type.
3809 (Incremental_input_entry_reader::get_object_count): Likewise.
3810 (Incremental_input_entry_reader::get_object_offset): Likewise.
3811 (Incremental_input_entry_reader::get_member_count): Likewise.
3812 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3813 (Incremental_input_entry_reader::get_member_offset): Likewise.
3814 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3815 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3816 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3817 (Incremental_input_entry_reader::get_global_symbol_reader): New
3819 (Incremental_input_entry_reader::get_output_symbol_index): New
3821 (Incremental_input_entry_reader::type_): Remove.
3822 (Incremental_input_entry_reader::flags_): New data member.
3823 (Incremental_inputs_reader::input_file_offset): New function.
3824 (Incremental_inputs_reader::input_file_index): New function.
3825 (Incremental_inputs_reader::input_file): Call input_file_offset.
3826 (Incremental_inputs_reader::input_file_at_offset): New function.
3827 (Incremental_relocs_reader::get_r_type): Reformat.
3828 (Incremental_relocs_reader::get_r_shndx): Reformat.
3829 (Incremental_relocs_reader::get_r_offset): Reformat.
3830 (Incremental_relocs_reader::data): New function.
3831 (Incremental_binary::Incremental_binary): Initialize new data members.
3832 (Incremental_binary::check_inputs): Add cmdline parameter.
3833 (Incremental_binary::file_is_unchanged): Remove.
3834 (Input_reader::arg_serial): New function.
3835 (Input_reader::get_unused_symbol_count): New function.
3836 (Input_reader::get_unused_symbol): New function.
3837 (Input_reader::do_arg_serial): New function.
3838 (Input_reader::do_get_unused_symbol_count): New function.
3839 (Input_reader::do_get_unused_symbol): New function.
3840 (Incremental_binary::input_file_count): New function.
3841 (Incremental_binary::get_input_reader): Change signature to use
3842 index instead of filename.
3843 (Incremental_binary::file_has_changed): New function.
3844 (Incremental_binary::get_input_argument): New function.
3845 (Incremental_binary::get_library): New function.
3846 (Incremental_binary::get_script_info): New function.
3847 (Incremental_binary::init_layout): New function.
3848 (Incremental_binary::reserve_layout): New function.
3849 (Incremental_binary::output_file): New function.
3850 (Incremental_binary::do_check_inputs): New function.
3851 (Incremental_binary::do_file_is_unchanged): Remove.
3852 (Incremental_binary::do_file_has_changed): New function.
3853 (Incremental_binary::do_init_layout): New function.
3854 (Incremental_binary::do_reserve_layout): New function.
3855 (Incremental_binary::do_input_file_count): New function.
3856 (Incremental_binary::do_get_input_reader): Change signature.
3857 (Incremental_binary::input_args_map_): New data member.
3858 (Incremental_binary::library_map_): New data member.
3859 (Incremental_binary::script_map_): New data member.
3860 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3862 (Sized_incremental_binary::output_section): New function.
3863 (Sized_incremental_binary::inputs_reader): Add const.
3864 (Sized_incremental_binary::symtab_reader): Add const.
3865 (Sized_incremental_binary::relocs_reader): Add const.
3866 (Sized_incremental_binary::got_plt_reader): Add const.
3867 (Sized_incremental_binary::get_symtab_view): New function.
3868 (Sized_incremental_binary::Inputs_reader): New typedef.
3869 (Sized_incremental_binary::Input_entry_reader): New typedef.
3870 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3871 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3872 (Sized_incremental_binary::do_file_has_changed): New function.
3873 (Sized_incremental_binary::do_init_layout): New function.
3874 (Sized_incremental_binary::do_reserve_layout): New function.
3875 (Sized_input_reader::Inputs_reader): Remove.
3876 (Sized_input_reader::Input_entry_reader): Remove.
3877 (Sized_input_reader::do_arg_serial): New function.
3878 (Sized_input_reader::do_get_unused_symbol_count): New function.
3879 (Sized_input_reader::do_get_unused_symbol): New function.
3880 (Sized_incremental_binary::do_input_file_count): New function.
3881 (Sized_incremental_binary::do_get_input_reader): Change signature;
3882 use index instead of filename.
3883 (Sized_incremental_binary::section_map_): New data member.
3884 (Sized_incremental_binary::input_entry_readers_): New data member.
3885 (class Sized_incr_relobj): New class.
3886 (class Sized_incr_dynobj): New class.
3887 (make_sized_incremental_object): New function.
3888 (class Incremental_library): New class.
3889 * layout.cc (Free_list::num_lists): New static data member.
3890 (Free_list::num_nodes): New static data member.
3891 (Free_list::num_removes): New static data member.
3892 (Free_list::num_remove_visits): New static data member.
3893 (Free_list::num_allocates): New static data member.
3894 (Free_list::num_allocate_visits): New static data member.
3895 (Free_list::init): New function.
3896 (Free_list::remove): New function.
3897 (Free_list::allocate): New function.
3898 (Free_list::dump): New function.
3899 (Free_list::print_stats): New function.
3900 (Layout_task_runner::run): Resize output file for incremental updates.
3901 (Layout::Layout): Initialize new data members.
3902 (Layout::set_incremental_base): New function.
3903 (Layout::init_fixed_output_section): New function.
3904 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3905 incremental updates.
3906 (Layout::create_gold_note): Do not create gold note section for
3907 incremental updates.
3908 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3909 for incremental updates.
3910 (Layout::set_section_offsets): For incremental updates, allocate space
3912 (Layout::create_symtab_sections): Layout with offsets relative to
3913 start of section; for incremental updates, allocate space from free
3915 (Layout::create_shdrs): For incremental updates, allocate space from
3917 (Layout::finish_dynamic_section): For incremental updates, do not
3918 check --as-needed (fixed in subsequent patch).
3919 * layout.h (class Free_list): New class.
3920 (Layout::set_incremental_base): New function.
3921 (Layout::incremental_base): New function.
3922 (Layout::init_fixed_output_section): New function.
3923 (Layout::allocate): New function.
3924 (Layout::incremental_base_): New data member.
3925 (Layout::free_list_): New data member.
3926 * main.cc (main): Print Free_list statistics.
3927 * object.cc (Relobj::finalize_incremental_relocs): Add
3928 clear_counts parameter; clear counts only when clear_counts is set.
3929 (Sized_relobj::Sized_relobj): Initialize new base class.
3930 (Sized_relobj::do_layout): Don't report special sections.
3931 (Sized_relobj::do_for_all_local_got_entries): New function.
3932 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3933 symtab_off to all symbol table offsets.
3934 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3935 * object.h (class Got_offset_list): Move to top of file.
3936 (Object::Object): Allow case where input_file == NULL.
3937 (Object::~Object): Likewise.
3938 (Object::input_file): Assert that input_file != NULL.
3939 (Object::lock): Allow case where input_file == NULL.
3940 (Object::unlock): Likewise.
3941 (Object::is_locked): Likewise.
3942 (Object::token): Likewise.
3943 (Object::release): Likewise.
3944 (Object::is_incremental): New function.
3945 (Object::get_mtime): New function.
3946 (Object::for_all_local_got_entries): New function.
3947 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3948 (Object::set_is_in_system_directory): New function.
3949 (Object::is_in_system_directory): New function.
3950 (Object::do_is_incremental): New function.
3951 (Object::do_get_mtime): New function.
3952 (Object::do_for_all_local_got_entries): New function.
3953 (Object::is_in_system_directory_): New data member.
3954 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3955 (class Sized_relobj_base): New class.
3956 (class Sized_relobj): Derive from Sized_relobj_base.
3957 (class Sized_relobj::Symbols): Redeclare from base class.
3958 (class Sized_relobj::local_got_offset_list): Remove.
3959 (class Sized_relobj::Output_sections): Redeclare from base class.
3960 (class Sized_relobj::do_for_all_local_got_entries): New function.
3961 (class Sized_relobj::write_local_symbols): Add offset parameter.
3962 (class Sized_relobj::local_symbol_offset_): Update comment.
3963 (class Sized_relobj::local_dynsym_offset_): Update comment.
3964 * options.cc (Input_arguments::add_file): Remove const.
3965 * options.h (Input_file_argument::Input_file_argument):
3966 Initialize arg_serial_ (all constructors).
3967 (Input_file_argument::set_arg_serial): New function.
3968 (Input_file_argument::arg_serial): New function.
3969 (Input_file_argument::arg_serial_): New data member.
3970 (Input_arguments::Input_arguments): Initialize file_count_.
3971 (Input_arguments::add_file): Remove const.
3972 (Input_arguments::number_of_input_files): New function.
3973 (Input_arguments::file_count_): New data member.
3974 (Command_line::number_of_input_files): Call
3975 Input_arguments::number_of_input_files.
3976 * output.cc (Output_segment_headers::Output_segment_headers):
3978 (Output_section::Input_section::current_data_size): New function.
3979 (Output_section::Output_section): Initialize new data members.
3980 (Output_section::add_input_section): Don't do merge sections for
3981 an incremental link; allocate space from free list for an
3983 (Output_section::add_output_section_data): Allocate space from
3984 free list for an incremental update.
3985 (Output_section::update_data_size): New function.
3986 (Output_section::set_fixed_layout): New function.
3987 (Output_section::reserve): New function.
3988 (Output_segment::set_section_addresses): Remove const.
3989 (Output_segment::set_section_list_addresses): Remove const; allocate
3990 space from free list for an incremental update.
3991 (Output_segment::set_offset): Adjust size of RELRO segment for an
3993 * output.h (Output_data::current_data_size): Move here from
3995 (Output_data::pre_finalize_data_size): New function.
3996 (Output_data::update_data_size): New function.
3997 (Output_section_headers::update_data_size): new function.
3998 (Output_section_data_build::current_data_size): Move to Output_data.
3999 (Output_data_strtab::update_data_size): New function.
4000 (Output_section::current_data_size): Move to Output_data.
4001 (Output_section::set_fixed_layout): New function.
4002 (Output_section::has_fixed_layout): New function.
4003 (Output_section::reserve): New function.
4004 (Output_section::update_data_size): New function.
4005 (Output_section::has_fixed_layout_): New data member.
4006 (Output_section::free_list_): New data member.
4007 (Output_segment::set_section_addresses): Remove const.
4008 (Output_segment::set_section_list_addresses): Remove const.
4009 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
4011 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
4013 * readsyms.cc (Read_symbols::do_read_symbols): Add library
4014 parameter when calling Add_symbols constructor; store argument
4015 serial number for members of a lib group.
4016 (Add_symbols::locks): Allow case where token == NULL.
4017 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
4018 (Read_member::~Read_member): New function.
4019 (Read_member::is_runnable): New function.
4020 (Read_member::locks): New function.
4021 (Read_member::run): New function.
4022 (Check_script::~Check_script): New function.
4023 (Check_script::is_runnable): New function.
4024 (Check_script::locks): New function.
4025 (Check_script::run): New function.
4026 (Check_library::~Check_library): New function.
4027 (Check_library::is_runnable): New function.
4028 (Check_library::locks): New function.
4029 (Check_library::run): New function.
4030 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4031 (Add_symbols::library_): New data member.
4032 (class Read_member): New class.
4033 (class Check_script): New class.
4034 (class Check_library): New class.
4035 * reloc.cc (Read_relocs::is_runnable): Allow case where
4037 (Read_relocs::locks): Likewise.
4038 (Scan_relocs::locks): Likewise.
4039 (Relocate_task::locks): Likewise.
4040 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4042 (Sized_relobj::incremental_relocs_scan): Fix comment.
4043 (Sized_relobj::do_relocate): Pass output file offset to
4044 write_local_symbols.
4045 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4046 from class declaration.
4047 * script.cc (read_input_script): Allocate Script_info; pass
4048 argument serial number to report_script.
4049 * script.h (class Script_info): Move to incremental.h.
4050 * symtab.cc (Symbol_table::add_from_incrobj): New function.
4051 * symtab.h (Symbol_table::add_from_incrobj): New function.
4052 (Symbol_table::set_file_offset): New function.
4054 2011-04-05 Cary Coutant <ccoutant@google.com>
4056 * incremental-dump.cc (dump_incremental_inputs): Change signature
4057 to take a Sized_incremental_binary; change caller. Use readers
4058 in Sized_incremental_binary.
4060 (Sized_incremental_binary::find_incremental_inputs_sections):
4061 Rename do_find_incremental_inputs_sections to this.
4062 (Sized_incremental_binary::setup_readers): New function.
4063 (Sized_incremental_binary::do_check_inputs): Check
4064 has_incremental_info_ flag; move setup code to setup_readers;
4066 (Sized_incremental_binary::do_file_is_unchanged): New function.
4067 (Sized_incremental_binary::do_get_input_reader): New function.
4068 * incremental.h (class Incremental_binary): Move to end of file.
4069 (Incremental_binary::file_is_unchanged): New function.
4070 (Incremental_binary::do_file_is_unchanged): New function.
4071 (Incremental_binary::Input_reader): New class.
4072 (Incremental_binary::get_input_reader): New function.
4073 (class Sized_incremental_binary): Move to end of file.
4074 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4075 input section reader classes.
4076 (Sized_incremental_binary::has_incremental_info): New function.
4077 (Sized_incremental_binary::inputs_reader): New function.
4078 (Sized_incremental_binary::symtab_reader): New function.
4079 (Sized_incremental_binary::relocs_reader): New function.
4080 (Sized_incremental_binary::got_plt_reader): New function.
4081 (Sized_incremental_binary::do_file_is_unchanged): New function.
4082 (Sized_incremental_binary::Sized_input_reader): New class.
4083 (Sized_incremental_binary::get_input_reader): New function.
4084 (Sized_incremental_binary::find_incremental_inputs_sections):
4085 Rename do_find_incremental_inputs_sections to this.
4086 (Sized_incremental_binary::setup_readers): New function.
4087 (Sized_incremental_binary::has_incremental_info_): New data member.
4088 (Sized_incremental_binary::inputs_reader_): New data member.
4089 (Sized_incremental_binary::symtab_reader_): New data member.
4090 (Sized_incremental_binary::relocs_reader_): New data member.
4091 (Sized_incremental_binary::got_plt_reader_): New data member.
4092 (Sized_incremental_binary::current_input_file_): New data member.
4094 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4097 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4100 2011-03-30 Cary Coutant <ccoutant@google.com>
4102 * archive.cc (Archive::include_member): Adjust call to report_object.
4103 (Add_archive_symbols::run): Add script_info to call to
4104 report_archive_begin.
4105 (Lib_group::include_member): Adjust call to report_object.
4106 (Add_lib_group_symbols::run): Adjust call to report_object.
4107 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4108 blocks. Add object count for script input files.
4109 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4110 script_info parameter; change all callers.
4111 (Incremental_inputs::report_object): Add script_info parameter;
4113 (Incremental_inputs::report_script): Store backpointer to
4114 incremental info entry.
4115 (Output_section_incremental_inputs::set_final_data_size): Record
4116 additional information for scripts.
4117 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4118 * incremental.h (Incremental_script_entry::add_object): New function.
4119 (Incremental_script_entry::get_object_count): New function.
4120 (Incremental_script_entry::get_object): New function.
4121 (Incremental_script_entry::objects_): New data member; adjust
4123 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4124 (Incremental_inputs::report_object): Add script_info parameter.
4125 (Incremental_inputs_reader::get_object_count): New function.
4126 (Incremental_inputs_reader::get_object_offset): New function.
4127 * options.cc (Input_arguments::add_file): Return reference to
4129 * options.h (Input_argument::set_script_info): New function.
4130 (Input_argument::script_info): New function.
4131 (Input_argument::script_info_): New data member; adjust all
4133 (Input_file_group::add_file): Return reference to new input argument.
4134 (Input_file_lib::add_file): Likewise.
4135 (Input_arguments::add_file): Likewise.
4136 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4137 * script.cc (Parser_closure::Parser_closure): Add script_info
4138 parameter; adjust all callers.
4139 (Parser_closure::script_info): New function.
4140 (Parser_closure::script_info_): New data member.
4141 (read_input_script): Report scripts earlier to incremental info.
4142 (script_add_file): Set script_info in Input_argument.
4143 (script_add_library): Likewise.
4144 * script.h (Script_options::Script_info): Rewrite class.
4146 2011-03-29 Cary Coutant <ccoutant@google.com>
4148 * archive.cc (Library_base::should_include_member): Move
4149 method here from class Archive.
4150 (Archive::Archive): Initialize base class.
4151 (Archive::should_include_member): Move to base class.
4152 (Archive::do_for_all_unused_symbols): New function.
4153 (Add_archive_symbols::run): Remove redundant access to
4155 (Lib_group::Lib_group): Initialize base class.
4156 (Lib_group::do_filename): New function.
4157 (Lib_group::include_member): Pass pointer to Lib_group to
4159 (Lib_group::do_for_all_unused_symbols): New function.
4160 (Add_lib_group_symbols::run): Report archive information for
4162 * archive.h (class Library_base): New base class.
4163 (class Archive): Derive from Library_base.
4164 (Archive::filename): Move to base class.
4165 (Archive::set_incremental_info): Likewise.
4166 (Archive::incremental_info): Likewise.
4167 (Archive::Should_include): Likewise.
4168 (Archive::should_include_member): Likewise.
4169 (Archive::Armap_entry): Remove.
4170 (Archive::Unused_symbol_iterator): Remove.
4171 (Archive::unused_symbols_begin): Remove.
4172 (Archive::unused_symbols_end): Remove.
4173 (Archive::do_filename): New function.
4174 (Archive::do_get_mtime): New function.
4175 (Archive::do_for_all_unused_symbols): New function.
4176 (Archive::task_): Move to base class.
4177 (Archive::incremental_info_): Likewise.
4178 (class Lib_group): Derive from Library_base.
4179 (Lib_group::do_filename): New function.
4180 (Lib_group::do_get_mtime): New function.
4181 (Lib_group::do_for_all_unused_symbols): New function.
4182 (Lib_group::task_): Move to base class.
4183 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4185 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4187 * incremental.cc (Incremental_inputs::report_archive_begin):
4188 Use Library_base; call library's get_mtime; add incremental inputs
4189 entry before members.
4190 (class Unused_symbol_visitor): New class.
4191 (Incremental_inputs::report_archive_end): Use Library_base; use
4192 visitor class to record unused symbols; don't add incremental inputs
4193 entry after members.
4194 (Incremental_inputs::report_object): Use Library_base.
4196 (Incremental_archive_entry::Incremental_archive_entry): Remove
4197 unused Archive parameter.
4198 (Incremental_inputs::report_archive_begin): Use Library_base.
4199 (Incremental_inputs::report_archive_end): Likewise.
4200 (Incremental_inputs::report_object): Likewise.
4201 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4203 * object.h (Object::for_all_global_symbols): New function.
4204 (Object::do_for_all_global_symbols): New function.
4205 (Sized_relobj::do_for_all_global_symbols): New function.
4206 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4208 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4211 2011-03-27 Ian Lance Taylor <iant@google.com>
4213 * archive.cc (Archive::interpret_header): Return -1 if something
4214 goes wrong. Change callers accordingly.
4216 2011-03-25 Cary Coutant <ccoutant@google.com>
4218 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4219 * testsuite/Makefile.in: Regenerate.
4221 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4223 * plugin.cc (get_view): New.
4224 (Plugin::load): Pass get_view to the plugin.
4225 (Plugin_manager::get_view): New.
4227 2011-03-21 Ian Lance Taylor <iant@google.com>
4229 * testsuite/final_layout.sh: Rewrite to not use dc.
4230 * testsuite/relro_test.sh: Fail if dc is not present.
4232 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4234 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4236 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4237 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4239 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4240 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4242 2011-03-14 Ian Lance Taylor <iant@google.com>
4244 * script-sections.cc (Sort_output_sections::script_compare):
4245 Rename from is_before, change return type.
4246 (Sort_output_sections::operator()): Adjust accordingly.
4248 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4251 * testsuite/odr_violation2.cc: Add comment to make all error line
4252 numbers double digits.
4253 * testsuite/debug_msg.sh: Adjust expected errors.
4255 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4257 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4258 but mark earlier ones as non-canonical
4259 (offset_to_iterator): Update search target and example
4260 (do_addr2line): Return extra lines in a vector*
4261 (format_file_lineno): Extract from do_addr2line
4262 (one_addr2line): Add vector* out-param
4263 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4264 when a lineno entry appeared last for its instruction
4265 (Dwarf_line_info): Add vector* out-param
4266 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4267 * symtab.cc (Odr_violation_compare): Include the lineno in the
4269 (linenos_from_loc): New. Combine the canonical line for an
4270 address with its other lines.
4271 (True_if_intersect): New. Helper functor to make
4272 std::set_intersection a query.
4273 (detect_odr_violations): Compare sets of lines instead of just
4274 one line for each function. This became less deterministic, but
4275 has fewer false positives.
4276 * symtab.h: Declarations.
4277 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4278 mix an optimized and non-optimized object in the same binary
4279 (odr_violation2.so): Same.
4280 * testsuite/Makefile.in: Regenerate from Makefile.am.
4281 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4282 * testsuite/debug_msg.sh: Update line numbers and add
4284 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4285 non-optimized context.
4286 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4287 isn't inlined, and use OdrDerived in an optimized context.
4288 * testsuite/odr_header1.h: Defines OdrDerived, where
4289 optimization will change the
4290 first-instruction-in-the-destructor's file and line number.
4291 * testsuite/odr_header2.h: Defines OdrBase.
4293 2011-03-09 Ian Lance Taylor <iant@google.com>
4295 * fileread.cc (File_read::clear_views): Don't delete the whole
4298 2011-03-08 Ian Lance Taylor <iant@google.com>
4301 * fileread.cc: #include <climits>.
4302 (GOLD_IOV_MAX): Define.
4303 (File_read::read_multiple): Limit number of entries by iov_max.
4304 * fileread.h (class File_read): Always set max_readv_entries to
4307 2011-03-07 Ian Lance Taylor <iant@google.com>
4310 * options.h (class General_options): Add -dy and -dn.
4312 2011-03-02 Cary Coutant <ccoutant@google.com>
4314 * testsuite/script_test_9.t: Add TLS segment.
4316 2011-03-02 Simon Baldwin <simonb@google.com>
4318 * configure.ac: Add check for gnu_indirect_function support in
4319 the toolchain building binutils.
4320 * configure: Rebuild.
4322 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4324 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4325 plugin only symbols.
4326 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4327 in plugin files as not needed in the symbol table.
4329 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4331 * output.cc (Output_section::add_input_section): Delay fill
4332 generation for section ordering.
4334 2011-02-09 Ian Lance Taylor <iant@google.com>
4337 * object.h (class Sized_relobj): Remove clear_local_symbols.
4338 * reloc.cc (Sized_relobj::do_relocate): Don't call
4339 clear_local_symbols.
4341 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4343 * plugin.cc (is_visible_from_outside): Return true for symbols
4346 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4348 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4351 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4353 * icf.h (is_section_foldable_candidate): Change type of parameter
4355 * icf.cc (Icf::find_identical_sections): Change type of local variable
4356 section_name to be std::string.
4357 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4359 2011-01-25 Ian Lance Taylor <iant@google.com>
4361 * script.cc (script_add_extern): Rewrite to use
4362 add_symbol_reference.
4364 2011-01-25 Doug Kwan <dougkwan@google.com>
4366 * icf.cc (get_section_contents): Always lock section's object.
4368 2011-01-24 Ian Lance Taylor <iant@google.com>
4370 * options.h (class General_options): Accept
4371 --no-detect-odr-violations.
4373 2011-01-24 Ian Lance Taylor <iant@google.com>
4375 * version.cc (version_string): Bump to 1.11.
4377 2011-01-24 Ian Lance Taylor <iant@google.com>
4379 * plugin.cc (class Plugin_rescan): Define new class.
4380 (Plugin_manager::claim_file): Set any_claimed_.
4381 (Plugin_manager::save_archive): New function.
4382 (Plugin_manager::save_input_group): New function.
4383 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4385 (Plugin_manager::new_undefined_symbol): New function.
4386 (Plugin_manager::rescan): New function.
4387 (Plugin_manager::rescannable_defines): New function.
4388 (Plugin_manager::add_input_file): Set any_added_.
4389 * plugin.h (class Plugin_manager): define new fields rescannable_,
4390 undefined_symbols_, any_claimed_, and any_added_. Declare
4391 Plugin_rescan as friend. Declare new functions.
4392 (Plugin_manager::Rescannable): Define type.
4393 (Plugin_manager::Rescannable_list): Define type.
4394 (Plugin_manager::Undefined_symbol_list): Define type.
4395 (Plugin_manager::Plugin_manager): Initialize new fields.
4396 * archive.cc (Archive::defines_symbol): New function.
4397 (Add_archive_symbols::run): Pass archive to plugins if any.
4398 * archive.h (class Archive): Declare defines_symbol.
4399 * readsyms.cc (Input_group::~Input_group): New function.
4400 (Finish_group::run): Pass input_group to plugins if any.
4401 * readsyms.h (class Input_group): Declare destructor.
4402 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4405 2011-01-10 Ian Lance Taylor <iant@google.com>
4407 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4409 (Layout::set_segment_offsets): Reset increase_relro before calling
4410 set_section_addresses a second time.
4412 2011-01-04 Cary Coutant <ccoutant@google.com>
4414 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4415 sections before NOBITS sections.
4417 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4419 * version.cc (print_version): Update copyright to 2011.
4421 2010-12-23 Cary Coutant <ccoutant@google.com>
4423 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4424 of OS to this->add. Add OD parameter to second form of the function.
4426 2010-12-20 Ian Lance Taylor <iant@google.com>
4428 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4429 second of two consecutive entries with same offset.
4431 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4433 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4434 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4435 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4436 to avoid unneeded links against $(LDADD).
4437 * testsuite/Makefile.in: Regenerate.
4439 2010-12-15 Ian Lance Taylor <iant@google.com>
4442 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4443 for R_X86_64_32 and R_X86_64_PC32.
4444 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4445 ver_matching_def_pic.o.
4446 (ver_matching_def_pic.o): New target.
4448 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4450 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4451 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4452 Move definition before File_read::View member definitions.
4453 (File_read::View::~View): Initialize and hold lock before
4454 updating current_mapped_bytes.
4456 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4458 * dwarf_reader.cc: Remove outdated comment.
4459 * gold-threads.cc: Fix typo in error message.
4460 * archive.cc: Fix typos in comments.
4461 * archive.h: Likewise.
4462 * arm-reloc-property.cc: Likewise.
4463 * arm-reloc-property.h: Likewise.
4464 * arm-reloc.def: Likewise.
4466 * attributes.h: Likewise.
4467 * cref.cc: Likewise.
4468 * ehframe.cc: Likewise.
4469 * fileread.h: Likewise.
4471 * i386.cc: Likewise.
4473 * incremental.h: Likewise.
4474 * int_encoding.cc: Likewise.
4475 * layout.h: Likewise.
4476 * main.cc: Likewise.
4477 * merge.h: Likewise.
4478 * object.cc: Likewise.
4479 * object.h: Likewise.
4480 * options.cc: Likewise.
4481 * readsyms.cc: Likewise.
4482 * reduced_debug_output.cc: Likewise.
4483 * reloc.cc: Likewise.
4484 * script-sections.cc: Likewise.
4485 * sparc.cc: Likewise.
4486 * symtab.h: Likewise.
4487 * target-reloc.h: Likewise.
4488 * target.cc: Likewise.
4489 * target.h: Likewise.
4490 * timer.cc: Likewise.
4491 * timer.h: Likewise.
4492 * x86_64.cc: Likewise.
4494 2010-12-09 Cary Coutant <ccoutant@google.com>
4496 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4498 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4499 parameter; change all callers.
4500 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4501 * options.h (warn_execstack): New option.
4503 2010-12-07 Doug Kwan <dougkwan@google.com>
4505 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4506 like function call relocations.
4508 2010-12-07 Ian Lance Taylor <iant@google.com>
4510 * archive.cc (Archive::get_elf_object_for_member): Permit
4511 punconfigured to be NULL.
4512 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4513 (Archive::include_member): Pass NULL to get_elf_object_for_member
4514 if we searched for the archive and this is the first included
4517 2010-12-01 Ian Lance Taylor <iant@google.com>
4519 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4520 track_relocs_type_ field.
4521 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4522 Set track_relocs_type_.
4523 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4524 contents when using RELA relocs.
4525 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4527 * reloc.cc (Track_relocs::next_addend): New function.
4528 * reloc.h (class Track_relocs): Declare next_addend.
4530 2010-12-01 Ian Lance Taylor <iant@google.com>
4532 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4535 2010-12-01 Ian Lance Taylor <iant@google.com>
4537 * README: Update compilers known to work and fail.
4539 2010-11-23 Matthias Klose <doko@ubuntu.com>
4541 * configure.in: For --enable-gold, handle value `default' instead of
4542 `both*'. Always install ld as ld.bfd, install as ld if gold is
4544 * configure: Regenerate.
4546 2010-11-18 Doug Kwan <dougkwan@google.com>
4548 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4549 and right_alignment to be zero. Store result alignment only if it is
4550 greater than existing alignment.
4552 2010-11-16 Cary Coutant <ccoutant@google.com>
4555 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4556 Check for ".zdebug_line".
4558 2010-11-16 Doug Kwan <dougkwan@google.com>
4559 Cary Coutant <ccoutant@google.com>
4561 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4562 by reference; adjust all callers.
4563 * output.cc (Output_segment::set_section_addresses): Adjust references
4564 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4566 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4567 end at page boundary.
4569 2010-11-16 Cary Coutant <ccoutant@google.com>
4572 * layout.cc (Layout::choose_output_section): Transform names of
4573 compressed sections even when using a script with a SECTIONS clause.
4574 (Layout::output_section_name): Remove code to transform
4575 compressed debug section names.
4576 * output.cc (Output_section::add_input_section): Use uncompressed
4577 section size when tracking input sections.
4579 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4581 * symtab.h (Symbol::NON_PIC_REF): Remove.
4582 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4583 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4584 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4585 (Symbol::use_plt_offset): Take a flags argument and pass it
4586 directly to needs_dynamic_reloc. Restrict check for undefined
4587 weak symbols to function calls.
4588 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4589 (Target_arm::Scan::global): Use it.
4590 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4591 (Target_arm::Relocate::relocate): Likewise.
4592 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4593 parameter with an r_type parameter. Use get_reference_flags
4595 (Target_arm::Relocate::relocate): Update accordingly.
4596 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4597 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4598 (Target_i386::Scan::global): Likewise.
4599 (Target_i386::Relocate::relocate): Likewise.
4600 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4601 parameter with an r_type parameter. Use get_reference_flags
4603 (Target_i386::Relocate::relocate): Update accordingly.
4604 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4605 (Target_powerpc::Scan::global): Use it.
4606 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4607 (Target_powerpc::Relocate::relocate): Likewise.
4608 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4609 (Target_sparc::Scan::global): Use it.
4610 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4611 (Target_sparc::Relocate::relocate): Likewise.
4612 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4613 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4614 (Target_x86_64::Scan::global): Likewise.
4615 (Target_x86_64::Relocate::relocate): Likewise.
4617 2010-11-08 Doug Kwan <dougkwan@google.com>
4618 Cary Coutant <ccoutant@google.com>
4620 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4621 (Arm_exidx_merge_section::section_contents_): New data member.
4622 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4623 (Arm_input_section::~Arm_input_section): De-allocate memory.
4624 (Arm_input_section::original_contents_): New data member.
4625 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4626 in parameters instead of calling Object::section_contents without
4628 (Arm_output_section::group_section): New parameter TASK. Pass it
4629 to callees that need locking objects.
4630 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4631 to lock EXIDX input sections. Fix a formatting issue. Call
4632 Arm_exidx_merged_section::build_contents to create merged section
4634 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4635 to lock object of stub table owner.
4636 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4637 TEXT_SIZE to initialize data member TEXT_SIZE_.
4638 (Arm_exidx_input_section::addralign): Fix typo in comment.
4639 (Arm_exidx_input_section::text_size): New method.
4640 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4641 that require locking objects. Lock objects before scanning for stubs
4642 and updating local symbols.
4643 (Arm_input_section<big_endian>::init): Copy contents of original
4645 (Arm_input_section<big_endian>::do_write): Use saved contents of
4646 original input section instead of calling Object::section_contents
4648 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4649 size without calling Object::section_size().
4650 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4651 for size. Allocate a buffer for merged EXIDX entries.
4652 (Arm_exidx_merged_section::build_contents): New method.
4653 (Arm_exidx_merged_section::do_write): Move merge section contents
4654 building code to Arm_exidx_merged_section::build_contetns. Write
4655 out contetns in buffer instead of building it on the fly.
4656 (Arm_relobj::make_exidx_input_section): Also pass text section size
4657 to Arm_exidx_input_section constructor.
4658 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4659 (Arm_dynobj::do_read_symbols): Fix memory leak.
4660 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4661 * target.h: (class Task): Add forward declaration.
4662 (Target::relax): Add new parameter TASK and pass it to
4664 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4666 2010-11-05 Cary Coutant <ccoutant@google.com>
4669 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4670 object when reading from the file.
4671 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4673 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4674 when reading section contents.
4675 (get_section_contents): Likewise.
4676 (icf::find_identical_sections): Likewise.
4677 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4678 object when reading from the file.
4679 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4680 the object when doing deferred section layout.
4682 2010-11-03 Nick Clifton <nickc@redhat.com>
4685 * script.h (class Symbol_assignment: name): New member. Returns
4686 the name of the symbol.
4687 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4688 Returns true if the given symbol name is on the list of
4689 assignments wating to be processed.
4690 * archive.cc (should_incldue_member): If the symbol is undefined,
4691 check to see if it is on the list of symbols pending assignment.
4693 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4695 * script-sections.cc (Script_sections::find_memory_region): Check
4696 for a NULL output section pointer.
4698 2010-10-29 Doug Kwan <dougkwan@google.com>
4700 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4701 Output_section::add_relaxed_input_section.
4702 * output.cc (Output_section::add_relaxed_input_section): Add new
4703 arguments LAYOUT and NAME. Set section order index.
4704 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4705 Copy section order index.
4706 * output.h (Output_section::add_relaxed_input_section): Add new
4707 arguments LAYOUT and NAME.
4709 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4711 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4712 NATIVE_OR_CROSS_LINKER.
4713 * testsuite/Makefile.in: Regenerate.
4715 2010-10-20 Doug Kwan <dougkwan@google.com>
4717 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4718 without SHF_LINK_ORDER flags.
4719 * layout.cc (Layout::choose_output_section): Do not filter
4720 SHF_LINK_ORDER flag in a relocatable link.
4722 2010-10-17 Cary Coutant <ccoutant@google.com>
4724 * output.h (Output_segment::set_section_addresses): Change function
4725 signature. Update all callers.
4726 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4728 (Output_segment::set_section_addresses): Align after last TLS
4729 section. Add padding before last relro section instead of after.
4731 2010-10-17 Doug Kwan <dougkwan@google.com>
4733 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4734 GOT output section to be writable.
4736 2010-10-14 Cary Coutant <ccoutant@google.com>
4738 * debug.h (DEBUG_INCREMENTAL): New flag.
4739 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4740 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4742 * incremental.cc (report_command_line): Ignore all forms of
4744 * layout.cc (Layout::Layout): Check parameters for incremental link
4746 * options.cc (General_options::parse_incremental): New function.
4747 (General_options::parse_no_incremental): New function.
4748 (General_options::parse_incremental_full): New function.
4749 (General_options::parse_incremental_update): New function.
4750 (General_options::incremental_mode_): New data member.
4751 (General_options::finalize): Check incremental_mode_.
4752 * options.h (General_options): Update help text for --incremental.
4753 Add --no-incremental, --incremental-full, --incremental-update.
4754 (General_options::Incremental_mode): New enum type.
4755 (General_options::incremental_mode): New function.
4756 (General_options::incremental_mode_): New data member.
4757 * parameters.cc (Parameters::incremental_mode_): New data member.
4758 (Parameters::set_options): Set incremental_mode_.
4759 (Parameters::set_incremental_full): New function.
4760 (Parameters::incremental): New function.
4761 (Parameters::incremental_update): New function.
4762 (set_parameters_incremental_full): New function.
4763 * parameters.h (Parameters::set_incremental_full): New function.
4764 (Parameters::incremental): New function.
4765 (Parameters::incremental_update): New function.
4766 (Parameters::incremental_mode_): New data member.
4767 (set_parameters_incremental_full): New function.
4768 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4769 incremental link mode.
4770 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4771 (Sized_relobj::do_relocate_sections): Likewise.
4772 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4774 * testsuite/Makefile.in: Regenerate.
4775 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4777 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4779 * script-sections.h (class Script_sections): Make
4780 Sections_elements typedef public.
4781 * script-sections.cc (class Sort_output_sections): Add elements_
4782 field. Add constructor which sets it; change all callers.
4783 (Sort_output_sections::is_before): New function.
4784 (Sort_output_sections::operator()): Call is_before.
4785 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4787 * testsuite/script_test_10.sh: New test. Test script section
4789 * testsuite/script_test_10.t: Likewise.
4790 * testsuite/script_test_10.s: Likewise.
4791 * testsuite/Makefile.am: Wrap the cross linker tests and the
4792 common tests into NATIVE_OR_CROSS_LINKER.
4793 (check_SCRIPTS): Add script_test_10.sh.
4794 (check_DATA): Add script_test_10.stdout.
4795 (script_test_10.o, script_test_10): New targets.
4796 (script_test_10.stdout): New target.
4797 * configure, testsuite/Makefile.in: Regenerate.
4799 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4801 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4802 error for the deprecated relocations.
4803 (Target_arm::Scan::global): Likewise.
4804 (Target_arm::Relocate::relocate): Likewise.
4806 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4808 * fileread.cc (Input_file::find_file): Initialize *found_name
4809 and *namep when using the fallback search for case 4.
4811 2010-10-11 Cary Coutant <ccoutant@google.com>
4813 * options.h (class General_options): Redefine -z lazy as an alias for
4814 the negation of -z now.
4816 2010-10-11 Ian Lance Taylor <iant@google.com>
4818 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4821 2010-10-06 Nick Clifton <nickc@redhat.com>
4823 * script-sections.cc(class Memory_region): Remove
4824 current_lma_offset_ field. Rename current_vma_offset_ to
4825 current_offset_. Add last_section_ field.
4826 (Memory_region::get_current_vma_address): Rename to
4827 get_current_address.
4828 (Memory_region::get_current_lma_address): Delete.
4829 (Memory_region::increment_vma_offset): Rename to
4831 (Memory_region::increment_lma_offset): Delete.
4832 (Memory_region::attributes_compatible): New method. Returns
4833 true if the provided section is compatible with the region.
4834 (Memory_region::get_last_section): New method. Returns the last
4835 section to use the region.
4836 (Memory_region::set_last_section): New method. Stores the last
4837 section to use the region.
4838 (Script_sections::block_in_region): New method. Returns true if
4839 a block of memory is contained within a region.
4840 (Script_sections::find_memory_region): New method. Locates a
4841 memory region to be used to set a VMA or LMA address.
4842 (Output_section_definition::set_section_addresses): Add code to
4843 check for addresses set by memory regions.
4844 (Output_segment::set_section_addresses): Remove memory region
4846 (Script_sections::create_segment): Add a warning if a header
4847 segment is created outside of any region.
4848 * script-sections.h (class Script_sections): Add prototypes for
4849 find_memory_region and block_in_region methods.
4850 * testsuite/memory_test.s: Use .long instead of .word.
4851 * testsuite/memory_test.t: Add some more output sections.
4852 * testsuite/memory_test.sh: Update expected output.
4854 2010-10-02 Doug Kwan <dougkwan@google.com>
4856 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4857 defintion to symtab.h
4858 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4859 declaration to defintion.
4861 2010-10-01 Nick Clifton <nickc@redhat.com>
4863 * expression.cc (eval): Replace dummy argument with NULL.
4864 (eval_maybe_dot): Check for a NULL result section pointer.
4865 (Symbol_expression::value): Likewise.
4866 (Dot_expression::value): Likewise.
4867 (BINARY_EXPRESSION): Likewise.
4868 (Max_expression::value): Likewise.
4869 (Min_expression::value): Likewise.
4870 (Absolute_expression::value): Likewise.
4871 (Addr_expression::value_from_output_section): Likewise.
4872 (Loaddddr_expression::value_from_output_section): Likewise.
4873 (Segment_start_expression::value): Likewise.
4874 * script-sections.cc
4875 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4877 (Sections_elememt_dot_assignment::set_section_addresses):
4879 (Output_data_expression::do_write_to_buffer): Likewise.
4880 (Output_section_definition::finalize_symbols): Likewise.
4881 (Output_section_definition::set_section_addresses): Likewise.
4883 2010-09-30 Doug Kwan <dougkwan@google.com>
4885 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4887 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4889 * target.h (Target::can_icf_inline_merge_sections): New virtual
4891 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4893 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4895 * icf.cc (get_section_contents): Inline merge sections only when
4898 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4900 * configure: Regenerate.
4902 2010-09-17 Ian Lance Taylor <iant@google.com>
4904 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4905 * testsuite/Makefile.am (memory_test.o): New target.
4906 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4908 * testsuite/Makefile.in: Rebuild.
4910 2010-09-17 Doug Kwan <dougkwan@google.com>
4912 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4913 defintion if relocation uses GOT entries of the symbol.
4914 * testsuite/icf_safe_test.sh: Fix test.
4915 * testsuite/icf_safe_so_test.sh: Fix test.
4917 2010-09-16 Cary Coutant <ccoutant@google.com>
4919 * script_sections.cc (class Memory_region): Remove "NULL" from
4920 vector initializations.
4922 2010-09-15 Cary Coutant <ccoutant@google.com>
4924 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4925 Resolve forwarding symbols.
4927 2010-09-15 Doug Kwan <dougkwan@google.com>
4929 * gold/testsuite/script_test_3.t: Add ARM special sections.
4930 * gold/testsuite/script_test_4.t: Same.
4931 * gold/testsuite/script_test_5.t: Same.
4932 * gold/testsuite/script_test_6.t: Same.
4933 * gold/testsuite/script_test_7.t: Same.
4934 * gold/testsuite/script_test_7.t: Same.
4935 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4937 2010-09-14 Cary Coutant <ccoutant@google.com>
4939 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4940 (Target_x86_64::Relocate::relocate_tls): Replace check for
4941 saw_tls_block_reloc_ with test for executable section.
4943 2010-09-12 Cary Coutant <ccoutant@google.com>
4945 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4946 position-independent executables to shared libraries need dynamic
4948 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4949 position-independent executables.
4950 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4951 * testsuite/Makefile.in: Regenerate.
4953 2010-09-10 Nick Clifton <nickc@redhat.com>
4956 * testsuite/memory_test.t: Discard any sections that are not
4959 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4962 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4963 "This::" to work around a bug in gcc 4.2.
4965 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4967 2010-09-09 Rafael Espindola <espindola@google.com>
4969 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4970 sections with different PF_X flags in the same segment.
4971 (Layout::find_first_load_seg): Search all segments to find the first
4973 * options.h (rosegment): New.
4975 2010-09-08 Rafael Espindola <espindola@google.com>
4977 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4979 2010-09-08 Doug Kwan <dougkwan@google.com>
4981 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4982 (Arm_relobj::do_relocate_sections): Add new parameter for output
4983 file to match the parent.
4984 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4985 of local symbols instead of input values. Update code to track
4986 changes in gold::relocate_section.
4987 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4988 (Sized_relobj::compute_final_local_value_internal): New methods.
4989 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4990 body into private version of Sized_relobj::compute_final_local_value.
4991 Call the inline method.
4992 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4993 merged symbol value if there is one.
4994 (Symbol_value::has_output_value): New method defintiion.
4995 (Sized_relobj::Compute_final_local_value_status): New enum type.
4996 (Sized_relobj::compute_final_local_value): New methods.
4997 (Sized_relobj::compute_final_local_value_internal): New methods.
4998 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4999 and arm_cortex_a8.sh.
5000 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
5001 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
5003 * Makefile.in: Regenerate.
5004 * testsuite/arm_bl_out_of_range.s: Update test.
5005 * testsuite/thumb_bl_out_of_range.s: Ditto.
5006 * testsuite/thumb_blx_out_of_range.s: Ditto.
5007 * testsuite/arm_branch_out_of_range.sh: New file.
5008 * testsuite/arm_cortex_a8.sh: Ditto.
5009 * testsuite/arm_cortex_a8_b.s: Ditto.
5010 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
5011 * testsuite/arm_cortex_a8_b_local.s: Ditto.
5012 * testsuite/arm_cortex_a8_bl.s: Ditto.
5013 * testsuite/arm_cortex_a8_blx.s: Ditto.
5014 * testsuite/arm_cortex_a8_local.s: Ditto.
5015 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
5016 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
5018 2010-09-08 Rafael Espindola <espindola@google.com>
5020 * Makefile.am (memory_test.stdout): Run readelf with -W.
5021 * Makefile.in: Regenerate.
5022 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5025 2010-09-08 Rafael Espindola <espindola@google.com>
5027 * script-sections.cc (Script_sections::add_memory_region): Convert
5028 field precision to int.
5029 * script.cc (script_set_section_region, script_set_section_region):
5030 Convert field precision to int.
5032 2010-09-08 Rafael Espindola <espindola@google.com>
5034 * arm.cc (do_finalize_sections): Create the __exidx_start and
5035 __exdix_end symbols even when the section is missing.
5037 2010-09-08 Nick Clifton <nickc@redhat.com>
5039 * README: Remove claim that MEMORY is not supported.
5040 * expression.cc (script_exp_function_origin)
5041 (script_exp_function_length): Move from here to ...
5042 * script.cc: ... here.
5043 (script_set_section_region, script_add_memory)
5044 (script_parse_memory_attr, script_include_directive): New
5046 * script-sections.cc
5047 (class Memory_region): New class.
5048 (class Output_section_definition): Add set_memory_region,
5049 set_section_vma, set_section_lma and get_section_name methods.
5050 (class Script_Sections): Add add_memory_region,
5051 find_memory_region, find_memory_region_origin,
5052 find_memory_region_length and set_memory_region methods.
5053 Have set_section_addresses method walk the list of set memory
5055 Extend the print methos to display memory regions.
5056 * script-sections.h: Add prototypes for new methods.
5057 Add enum for MEMORY region attributes.
5058 * yyscript.y: Add support for parsing MEMORY regions.
5059 * script-c.h: Add prototypes for new functions.
5060 * testsuite/Makefile.am: Add test of MEMORY region functionality.
5061 * testsuite/Makefile.in: Regenerate.
5062 * testsuite/memory_test.sh: New script.
5063 * testsuite/memory_test.s: New assembler source file.
5064 * testsuite/memory_test.t: New linker script.
5066 2010-08-27 Doug Kwan <dougkwan@google.com>
5068 * gold/resolve.cc (Symbol_table::should_override): Let a weak
5069 reference override an existing dynamic weak reference.
5070 * testsuite/Makefile.am: Add new test dyn_weak_ref.
5071 * testsuite/Makefile.in: Regenerate.
5072 * testsuite/dyn_weak_ref.sh: New file.
5073 * testsuite/dyn_weak_ref_1.c: Ditto.
5074 * testsuite/dyn_weak_ref_2.c: Ditto.
5076 2010-08-27 Ian Lance Taylor <iant@google.com>
5078 * incremental.h (class Incremental_input_entry): Add virtual
5081 2010-08-27 Ian Lance Taylor <iant@google.com>
5083 * testsuite/start_lib_test_3.c: Mark t3 as used.
5085 2010-08-27 Nick Clifton <nickc@redhat.com>
5087 * options.cc (version_script): Fix small typo in previous
5090 2010-08-25 Nick Clifton <nickc@redhat.com>
5092 * archive.cc: Formatting fixes: Remove whitespace between
5093 typename and following asterisk. Remove whitespace between
5094 function name and opening parenthesis.
5095 * archive.h: Likewise.
5097 * attributes.cc: Likewise.
5098 * attributes.h: Likewise.
5099 * common.cc: Likewise.
5100 * copy-relocs.cc: Likewise.
5101 * dirsearch.h: Likewise.
5102 * dynobj.cc: Likewise.
5103 * ehframe.cc: Likewise.
5104 * ehframe.h: Likewise.
5105 * expression.cc: Likewise.
5106 * fileread.cc: Likewise.
5107 * fileread.h: Likewise.
5109 * gold-threads.cc: Likewise.
5110 * gold.cc: Likewise.
5111 * i386.cc: Likewise.
5113 * incremental-dump.cc: Likewise.
5114 * incremental.cc: Likewise.
5115 * layout.cc: Likewise.
5116 * layout.h: Likewise.
5117 * main.cc: Likewise.
5118 * merge.cc: Likewise.
5119 * merge.h: Likewise.
5120 * object.cc: Likewise.
5121 * object.h: Likewise.
5122 * options.cc: Likewise.
5123 * options.h: Likewise.
5124 * output.cc: Likewise.
5125 * output.h: Likewise.
5126 * plugin.cc: Likewise.
5127 * plugin.h: Likewise.
5128 * powerpc.cc: Likewise.
5129 * reloc.cc: Likewise.
5130 * script-c.h: Likewise.
5131 * script-sections.cc: Likewise.
5132 * script.cc: Likewise.
5133 * stringpool.cc: Likewise.
5134 * symtab.cc: Likewise.
5135 * symtab.h: Likewise.
5136 * target.cc: Likewise.
5137 * timer.cc: Likewise.
5138 * timer.h: Likewise.
5139 * version.cc: Likewise.
5140 * x86_64.cc: Likewise.
5142 2010-08-24 Nick Clifton <nickc@redhat.com>
5145 * layout.cc (segment_precedes): Sort segments by their physical
5146 addresses, if they have been set.
5148 2010-08-23 Cary Coutant <ccoutant@google.com>
5150 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5152 (Lib_group::include_member): Unlock object after deleting its
5154 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5157 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5158 Cary Coutant <ccoutant@google.com>
5160 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5161 constructor, and set_blocker.
5162 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5164 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5165 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5166 * testsuite/Makefile.am (start_lib_test): New test case.
5167 * testsuite/Makefile.in: Regenerate.
5168 * testsuite/start_lib_test_main.c: New file.
5169 * testsuite/start_lib_test_1.c: New file.
5170 * testsuite/start_lib_test_2.c: New file.
5171 * testsuite/start_lib_test_3.c: New file.
5173 2010-08-19 Ian Lance Taylor <iant@google.com>
5175 * Makefile.in: Rebuild with automake 1.11.1.
5176 * aclocal.m4: Likewise.
5177 * testsuite/Makefile.in: Likewise.
5179 2010-08-19 Ian Lance Taylor <iant@google.com>
5182 * i386.cc (class Output_data_plt_i386): Update declarations.
5183 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5184 local_ifuncs_ fields.
5185 (Target_i386::do_plt_section_for_global): New function.
5186 (Target_i386::do_plt_section_for_local): New function.
5187 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5188 parameter; change all callers. Initialize global_ifuncs_ and
5189 local_ifuncs_. If doing a static link define __rel_iplt_start and
5191 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5192 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5193 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5195 (Target_i386::make_plt_section): New function, broken out of
5196 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5197 (Target_i386::make_plt_entry): Call make_plt_section.
5198 (Target_i386::make_local_ifunc_plt_entry): New function.
5199 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5200 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5201 R_386_IRELATIVE to switch.
5202 (Target_i386::Scan::global): Likewise.
5203 (Target_i386::Relocate::relocate): Likewise.
5204 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5206 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5207 (Target_x86_64::do_plt_section_for_global): New function.
5208 (Target_x86_64::do_plt_section_for_local): New function.
5209 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5210 parameter; change all callers. If doing a static link define
5211 __rela_iplt_start and __rela_iplt_end.
5212 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5213 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5214 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5216 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5217 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5219 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5220 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5221 R_X86_64_IRELATIVE to switch.
5222 (Target_x86_64::Scan::global): Likewise.
5223 (Target_x86_64::Relocate::relocate): Likewise.
5224 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5226 * target.h (class Target): Add plt_section_for_global and
5227 plt_section_for_local functions. Add do_plt_section_for_global
5228 and do_plt_section_for_local virtual functions.
5229 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5230 clarifying comments.
5231 (Symbol::use_plt_offset): Handle IFUNC symbol.
5232 * object.cc (Sized_relobj::Sized_relobj): Initialize
5234 (Sized_relobj::local_has_plt_offset): New function.
5235 (Sized_relobj::local_plt_offset): New function.
5236 (Sized_relobj::set_local_plt_offset): New function.
5237 (Sized_relobj::do_count): Handle IFUNC symbol.
5238 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5239 a bit away from input_shndx_ field. Add set_is_func_symbol and
5240 is_ifunc_symbol functions.
5241 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5242 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5243 local_plt_offsets_ field.
5244 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5245 * output.h (class Output_section_data): Add non-const
5246 output_section function.
5247 (class Output_data_got): Update declarations.
5248 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5249 Add use_plt_offset parameter to global and local constructors.
5250 Change all callers. Change local_sym_index_ field to 31 bits.
5251 Change GSYM_CODE and CONSTANT_CODE accordingly.
5252 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5253 doing a static link don't set sh_link field.
5254 (Output_data_got::Got_entry::write): Use PLT offset if
5256 (Output_data_got::add_global_plt): New function.
5257 (Output_data_got::add_local_plt): New function.
5258 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5259 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5260 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5261 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5262 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5264 * testsuite/ifunc-sel.h: New file.
5265 * testsuite/ifuncmain1.c: New file.
5266 * testsuite/ifuncmain1vis.c: New file.
5267 * testsuite/ifuncmod1.c: New file.
5268 * testsuite/ifuncdep2.c: New file.
5269 * testsuite/ifuncmain2.c: New file.
5270 * testsuite/ifuncmain3.c: New file.
5271 * testsuite/ifuncmod3.c: New file.
5272 * testsuite/ifuncmain4.c: New file.
5273 * testsuite/ifuncmain5.c: New file.
5274 * testsuite/ifuncmod5.c: New file.
5275 * testsuite/ifuncmain6pie.c: New file.
5276 * testsuite/ifuncmod6.c: New file.
5277 * testsuite/ifuncmain7.c: New file.
5278 * configure, testsuite/Makefile.in: Rebuild.
5280 2010-08-18 Ian Lance Taylor <iant@google.com>
5283 (Output_section_incremental_inputs::write_input_files): Add cast
5284 to avoid signed/unsigned comparison warning.
5285 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5287 2010-08-12 Cary Coutant <ccoutant@google.com>
5289 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5291 2010-08-13 Ian Lance Taylor <iant@google.com>
5293 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5295 2010-08-12 Cary Coutant <ccoutant@google.com>
5296 Doug Kwan <dougkwan@google.com>
5298 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5299 defintion overrides non-weak undef, remember that the original undef
5301 * symtab.cc (Symbol_table::sized_write_global): For undef without
5302 an original weak binding, set binding to global in output.
5303 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5304 * testsuite/Makefile.in: Regenerate.
5305 * testsuite/strong_ref_weak_def.sh: New file.
5306 * testsuite/strong_ref_weak_def_1.c: Ditto.
5307 * testsuite/strong_ref_weak_def_2.c: Ditto.
5309 2010-08-12 Cary Coutant <ccoutant@google.com>
5311 * testsuite/incremental_test.sh: Rewrite.
5312 * testsuite/incremental_test_1.c: Rewrite.
5313 * testsuite/incremental_test_2.c: Rewrite.
5315 2010-08-12 Cary Coutant <ccoutant@google.com>
5317 * arm.cc (Target_arm::got_size): Add const.
5318 (Target_arm::got_entry_count): New function.
5319 (Target_arm::plt_entry_count): New function.
5320 (Target_arm::first_plt_entry_offset): New function.
5321 (Target_arm::plt_entry_size): New function.
5322 (Output_data_plt_arm::entry_count): New function.
5323 (Output_data_plt_arm::first_plt_entry_offset): New function.
5324 (Output_data_plt_arm::get_plt_entry_size): New function.
5325 * i386.cc (Target_i386::got_size): Add const.
5326 (Target_i386::got_entry_count): New function.
5327 (Target_i386::plt_entry_count): New function.
5328 (Target_i386::first_plt_entry_offset): New function.
5329 (Target_i386::plt_entry_size): New function.
5330 (Output_data_plt_i386::entry_count): New function.
5331 (Output_data_plt_i386::first_plt_entry_offset): New function.
5332 (Output_data_plt_i386::get_plt_entry_size): New function.
5333 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5334 find_incremental_inputs_sections. Dump incremental_got_plt section.
5335 * incremental.cc: Include target.h.
5336 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5337 parameter. Adjust all callers. Find incremental_got_plt section.
5338 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5340 (Output_section_incremental_inputs::set_final_data_size): Calculate
5341 size of incremental_got_plt section.
5342 (Output_section_incremental_inputs::do_write): Write the
5343 incremental_got_plt section.
5344 (Got_plt_view_info): New struct.
5345 (Local_got_offset_visitor): New class.
5346 (Global_got_offset_visitor): New class.
5347 (Global_symbol_visitor_got_plt): New class.
5348 (Output_section_incremental_inputs::write_got_plt): New function.
5349 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5350 Add parameter. Adjust all callers.
5351 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5352 (Incremental_inputs::got_plt_section): New function.
5353 (Incremental_inputs::got_plt_section_): New data member.
5354 (Incremental_got_plt_reader): New class.
5355 * layout.cc (Layout::create_incremental_info_sections): Add the
5356 incremental_got_plt section.
5357 * object.h (Got_offset_list::get_list): New function.
5358 (Got offset_list::for_all_got_offsets): New function.
5359 (Sized_relobj::local_got_offset_list): New function.
5360 * powerpc.cc (Target_powerpc::got_size): Add const.
5361 (Target_powerpc::got_entry_count): New function.
5362 (Target_powerpc::plt_entry_count): New function.
5363 (Target_powerpc::first_plt_entry_offset): New function.
5364 (Target_powerpc::plt_entry_size): New function.
5365 (Output_data_plt_powerpc::entry_count): New function.
5366 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5367 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5368 * sparc.cc (Target_sparc::got_size): Add const.
5369 (Target_sparc::got_entry_count): New function.
5370 (Target_sparc::plt_entry_count): New function.
5371 (Target_sparc::first_plt_entry_offset): New function.
5372 (Target_sparc::plt_entry_size): New function.
5373 (Output_data_plt_sparc::entry_count): New function.
5374 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5375 (Output_data_plt_sparc::get_plt_entry_size): New function.
5376 * symtab.h (Symbol::got_offset_list): New function.
5377 (Symbol_table::for_all_symbols): New function.
5378 * target.h (Sized_target::got_entry_count): New function.
5379 (Sized_target::plt_entry_count): New function.
5380 (Sized_target::plt_entry_size): New function.
5381 * x86_64.cc (Target_x86_64::got_size): Add const.
5382 (Target_x86_64::got_entry_count): New function.
5383 (Target_x86_64::plt_entry_count): New function.
5384 (Target_x86_64::first_plt_entry_offset): New function.
5385 (Target_x86_64::plt_entry_size): New function.
5386 (Output_data_plt_x86_64::entry_count): New function.
5387 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5388 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5390 2010-08-12 Cary Coutant <ccoutant@google.com>
5392 * archive.cc: Include incremental.h.
5393 (Archive::Archive): Initialize incremental_info_.
5394 (Archive::include_member): Record archive members in incremental info.
5395 (Add_archive_symbols::run): Record begin and end of an archive in
5397 (Lib_group::include_member): Record objects in incremental info.
5398 * archive.h (Incremental_archive_entry): Forward declaration.
5399 (Archive::set_incremental_info): New member function.
5400 (Archive::incremental_info): New member function.
5401 (Archive::Unused_symbol_iterator): New class.
5402 (Archive::unused_symbols_begin): New member function.
5403 (Archive::unused_symbols_end): New member function.
5404 (Archive::incremental_info_): New data member.
5405 * incremental-dump.cc (find_input_containing_global): New function.
5406 (dump_incremental_inputs): Dump new incremental info sections.
5407 * incremental.cc: Include symtab.h.
5408 (Output_section_incremental_inputs): New class.
5409 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5410 new incremental info sections.
5411 (Sized_incremental_binary::do_check_inputs): Likewise.
5412 (Incremental_inputs::report_archive): Remove.
5413 (Incremental_inputs::report_archive_begin): New function.
5414 (Incremental_inputs::report_archive_end): New function.
5415 (Incremental_inputs::report_object): New function.
5416 (Incremental_inputs::finalize_inputs): Remove.
5417 (Incremental_inputs::report_input_section): New function.
5418 (Incremental_inputs::report_script): Rewrite.
5419 (Incremental_inputs::finalize): Do nothing but finalize string table.
5420 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5421 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5422 (Incremental_inputs::create_data_sections): New function.
5423 (Incremental_inputs::relocs_entsize): New function.
5424 (Output_section_incremental_inputs::set_final_data_size): New function.
5425 (Output_section_incremental_inputs::do_write): New function.
5426 (Output_section_incremental_inputs::write_header): New function.
5427 (Output_section_incremental_inputs::write_input_files): New function.
5428 (Output_section_incremental_inputs::write_info_blocks): New function.
5429 (Output_section_incremental_inputs::write_symtab): New function.
5430 * incremental.h (Incremental_script_entry): Forward declaration.
5431 (Incremental_object_entry): Forward declaration.
5432 (Incremental_archive_entry): Forward declaration.
5433 (Incremental_inputs): Forward declaration.
5434 (Incremental_inputs_header_data): Remove.
5435 (Incremental_inputs_header): Remove.
5436 (Incremental_inputs_header_write): Remove.
5437 (Incremental_inputs_entry_data): Remove.
5438 (Incremental_inputs_entry): Remove.
5439 (Incremental_inputs_entry_write): Remove.
5440 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5441 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5442 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5443 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5445 (Incremental_input_entry): New class.
5446 (Incremental_script_entry): New class.
5447 (Incremental_object_entry): New class.
5448 (Incremental_archive_entry): New class.
5449 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5450 (Incremental_inputs::report_inputs): Remove.
5451 (Incremental_inputs::report_archive): Remove.
5452 (Incremental_inputs::report_archive_begin): New function.
5453 (Incremental_inputs::report_archive_end): New function.
5454 (Incremental_inputs::report_object): Change prototype.
5455 (Incremental_inputs::report_input_section): New function.
5456 (Incremental_inputs::report_script): Change prototype.
5457 (Incremental_inputs::get_reloc_count): New function.
5458 (Incremental_inputs::set_reloc_count): New function.
5459 (Incremental_inputs::create_data_sections): New function.
5460 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5461 (Incremental_inputs::inputs_section): New function.
5462 (Incremental_inputs::symtab_section): New function.
5463 (Incremental_inputs::relocs_section): New function.
5464 (Incremental_inputs::get_stringpool): Add const.
5465 (Incremental_inputs::command_line): Add const.
5466 (Incremental_inputs::inputs): Remove.
5467 (Incremental_inputs::command_line_key): New function.
5468 (Incremental_inputs::input_file_count): New function.
5469 (Incremental_inputs::input_files): New function.
5470 (Incremental_inputs::relocs_entsize): New function.
5471 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5472 (Incremental_inputs::finalize_inputs): Remove.
5473 (Incremental_inputs::Input_info): Remove.
5474 (Incremental_inputs::lock_): Remove.
5475 (Incremental_inputs::inputs_): Change type.
5476 (Incremental_inputs::inputs_map_): Remove.
5477 (Incremental_inputs::current_object_entry_): New data member.
5478 (Incremental_inputs::inputs_section_): New data member.
5479 (Incremental_inputs::symtab_section_): New data member.
5480 (Incremental_inputs::relocs_section_): New data member.
5481 (Incremental_inputs::reloc_count_): New data member.
5482 (Incremental_inputs_reader): New class.
5483 (Incremental_symtab_reader): New class.
5484 (Incremental_relocs_reader): New class.
5485 * layout.cc (Layout::finalize): Move finalization of incremental info
5486 and creation of incremental info sections to follow finalization of
5487 symbol table. Set offsets for postprocessing sections.
5488 (Layout::create_incremental_info_sections): Call
5489 Incremental_inputs::create_data_sections. Add incremental symtab
5490 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5491 sections to layout after input sections.
5492 * layout.h (struct Timespec): Forward declaration.
5493 (Layout::incremental_inputs): Add const.
5494 (Layout::create_incremental_info_sections): Add parameter.
5495 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5496 * object.cc: Include incremental.h.
5497 (Relobj::finalize_incremental_relocs): New function.
5498 (Sized_relobj::do_layout): Record input sections in incremental info.
5499 * object.h (Object::output_section): New function.
5500 (Object::output_section_offset): Moved from Relobj.
5501 (Object::get_incremental_reloc_base): New function.
5502 (Object::get_incremental_reloc_count): New function.
5503 (Object::do_output_section): New function.
5504 (Object::do_output_section_offset): Moved from Relobj.
5505 (Object::do_get_incremental_reloc_base): New function.
5506 (Object::do_get_incremental_reloc_count): New function.
5507 (Object::Object): Initialize new data members.
5508 (Relobj::output_section): Renamed do_output_section and moved to
5510 (Relobj::output_section_offset): Moved to Object.
5511 (Relobj::do_get_incremental_reloc_base): New function.
5512 (Relobj::do_get_incremental_reloc_count): New function.
5513 (Relobj::allocate_incremental_reloc_counts): New function.
5514 (Relobj::count_incremental_reloc): New function.
5515 (Relobj::finalize_incremental_relocs): New function.
5516 (Relobj::next_incremental_reloc_index): New function.
5517 (Relobj::reloc_counts_): New data member.
5518 (Relobj::reloc_bases_): New data member.
5519 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5520 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5521 (Sized_relobj::incremental_relocs_scan): New function.
5522 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5523 (Sized_relobj::incremental_relocs_write): New function.
5524 (Sized_relobj::incremental_relocs_write_reltype): New function.
5525 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5527 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5528 archives and object files elsewhere.
5529 (Add_symbols::run): Report object files here.
5530 (Finish_group::run): Report end of archive at end of group.
5531 * reloc.cc: Include layout.h, incremental.h.
5532 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5533 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5534 (Sized_relobj::incremental_relocs_scan): New function.
5535 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5536 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5537 (Sized_relobj::incremental_relocs_write): New function.
5538 (Sized_relobj::incremental_relocs_write_reltype): New function.
5539 * script.cc (read_input_script): Rewrite test for incremental link.
5540 Change call to Incremental_inputs::report_script.
5541 * symtab.h (Symbol_table::first_global_index): New function.
5542 (Symbol_table::output_count): New function.
5544 2010-08-12 Doug Kwan <dougkwan@google.com>
5546 * arm.cc (Target_arm::merge_object_attributes): Check command line
5547 options --no-wchar-size-warning and --no-enum-size-warning.
5548 * options.h (General_options): Add ld-compatible options
5549 --no-enum-size-warning and --no-wchar-size-warning.
5551 2010-08-04 Ian Lance Taylor <iant@google.com>
5553 * x86_64.cc (Target_x86_64::Scan::local): Use
5554 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5555 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5556 (Target_x86_64::Scan::global): Likewise.
5557 (Target_x86_64::Relocate::relocate): Likewise.
5558 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5561 2010-08-03 Cary Coutant <ccoutant@google.com>
5563 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5564 to reserve space in merged_strings vector. Keep total input size
5566 (Output_merge_string::do_print_merge_stats): Print total input size.
5567 * merge.h (Output_merge_string): Add input_size_ field.
5568 * stringpool.cc (Stringpool_template::string_length): Move
5569 implementations out of Stringpool_template class and place in
5571 * stringpool.h (string_length): Move out of Stringpool_template.
5573 2010-08-03 Ian Lance Taylor <iant@google.com>
5576 * layout.cc (relaxation_loop_body): If address of load segment is
5577 set, adjust address to include headers if possible.
5579 2010-08-03 Ian Lance Taylor <iant@google.com>
5581 * version.cc (version_string): Bump to 1.10.
5583 2010-08-03 Ian Lance Taylor <iant@google.com>
5586 * layout.h (enum Output_section_order): Define.
5587 (class Layout): Update declarations.
5588 * layout.cc (Layout::get_output_section): Add order parameter.
5589 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5590 is_first_non_relro parameters. Change all callers.
5591 (Layout::choose_output_section): Likewise.
5592 (Layout::add_output_section_data): Likewise.
5593 (Layout::make_output_section): Likewise. Set order.
5594 (Layout::default_section_order): New function.
5595 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5596 * output.cc (Output_section::Output_section): Initialize order_.
5597 Don't initialize deleted fields.
5598 (Output_segment::Output_segment): Don't initialize deleted
5600 (Output_segment::add_output_section_to_load): New function
5601 replacing add_output_section. Change all callers to call this or
5602 add_output_section_to_nonload.
5603 (Output_segment::add_output_section_to_nonload): New function.
5604 (Output_segment::remove_output_section): Rewrite.
5605 (Output_segment::add_initial_output_data): Likewise.
5606 (Output_segment::has_any_data_sections): Likewise.
5607 (Output_segment::is_first_section_relro): Likewise.
5608 (Output_segment::maximum_alignment): Likewise.
5609 (Output_segment::has_dynamic_reloc): New function replacing
5610 dynamic_reloc_count. Change all callers.
5611 (Output_segment::has_dynamic_reloc_list): New function replacing
5612 dynamic_reloc_count_list. Change all callers.
5613 (Output_segment::set_section_addresses): Rewrite.
5614 (Output_segment::set_offset): Rewrite.
5615 (Output_segment::find_first_and_last_list): Remove.
5616 (Output_segment::set_tls_offsets): Rewrite.
5617 (Output_segment::first_section_load_address): Likewise.
5618 (Output_segment::output_section_count): Likewise.
5619 (Output_segment::section_with_lowest_load_address): Likewise.
5620 (Output_segment::write_section_headers): Likewise.
5621 (Output_segment::print_sections_to_map): Likewise.
5622 * output.h (class Output_data): Remove dynamic_reloc_count_
5623 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5624 (Output_data::add_dynamic_reloc): Rewrite.
5625 (Output_data::has_dynamic_reloc): New function.
5626 (Output_data::dynamic_reloc_count): Remove.
5627 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5628 is_last_relro_, is_first_non_relro_, is_interp_,
5629 is_dynamic_linker_section_ fields. Add order and set_order
5630 functions. Remove is_relro_local, set_is_relro_local,
5631 is_last_relro, set_is_last_relro, is_first_non_relro,
5632 set_is_first_non_relro functions, is_interp, set_is_interp,
5633 is_dynamic_linker_section, and set_is_dynamic_linker_section
5635 (class Output_segment): Change Output_data_list from std::list to
5636 std:;vector. Add output_lists_ field. Remove output_data_ and
5637 output_bss_ fields. Update declarations.
5639 2010-08-02 Ian Lance Taylor <iant@google.com>
5641 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5642 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5643 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5645 2010-08-02 Ian Lance Taylor <iant@google.com>
5648 * script.cc (Script_options::Script_options): Initialize
5649 symbol_definitions_ and symbol_references_.
5650 (Script_options::add_symbol_assignment): Update
5651 symbol_definitions_ and symbol_references_.
5652 (Script_options::add_symbol_reference): New function.
5653 (script_symbol): New function.
5654 * script.h (class Script_options): Add symbol_definitions_ and
5655 symbol_references_ fields.
5656 (Script_options::referenced_const_iterator): New type.
5657 (Script_options::referenced_begin): New function.
5658 (Script_options::referenced_end): New function.
5659 (Script_options::is_referenced): New function.
5660 (Script_options::any_unreferenced): New function.
5661 * script-c.h (script_symbol): Declare.
5662 * yyscript.y (exp): Call script_symbol.
5663 * symtab.cc: Include "script.h".
5664 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5665 Change all callers. Check symbols referenced by scripts.
5666 (Symbol_table::add_undefined_symbols_from_command_line): Add
5667 layout parameter. Change all callers.
5668 (Symbol_table::do_add_undefined_symbols_from_command_line):
5669 Likewise. Break out loop body. Check symbols referenced by
5671 (Symbol_table::add_undefined_symbol_from_command_line): New
5672 function broken out of
5673 do_add_undefined_symbols_from_command_line.
5674 * symtab.h (class Symbol_table): Update declarations.
5675 * archive.cc: Include "layout.h".
5676 (Archive::should_include_member): Add layout parameter. Change
5677 all callers. Check for symbol mentioned in expression.
5678 * archive.h (class Archive): Update declaration.
5679 * object.cc (Sized_relobj::do_should_include_member): Add layout
5681 * object.h (Object::should_include_member): Add layout parameter.
5683 (Object::do_should_include_member): Add layout parameter.
5684 (class Sized_relobj): Update declaration.
5685 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5687 * dynobj.h (class Sized_dynobj): Update declaration.
5688 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5690 * plugin.h (class Sized_pluginobj): Update declaration.
5692 2010-08-02 Ian Lance Taylor <iant@google.com>
5695 * output.cc (Output_segment::set_offset): Search for the first and
5696 last sections rather than assuming that the list is in order.
5697 (Output_segment::find_first_and_last_list): New function.
5698 * output.h (class Output_segment): Update declarations.
5699 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5700 (relro_strip_test_SOURCES): New variable.
5701 (relro_strip_test_DEPENDENCIES): New variable.
5702 (relro_strip_test_LDFLAGS): New variable.
5703 (relro_strip_test_LDADD): New variable.
5704 (relro_strip_test.so): New target.
5706 2010-08-02 Ian Lance Taylor <iant@google.com>
5708 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5709 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5710 (Target_i386::got_tlsdesc_section): New function.
5711 (Target_i386::got_section): Create space for GOT entries for
5712 TLSDESC relocations.
5713 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5715 (Target_i386::Scan::global): Likewise.
5716 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5718 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5719 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5720 (Target_x86_64::got_tlsdesc_section): New function.
5721 (Target_x86_64::got_section): Create space for GOT entries for
5722 TLSDESC relocations.
5723 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5725 (Target_x86_64::Scan::global): Likewise.
5726 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5729 2010-08-02 Ian Lance Taylor <iant@google.com>
5731 * testsuite/final_layout.sh: Use dc to convert from hex to
5734 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5736 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5737 paramter to the call to gold::gc_process_relocs.
5738 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5739 paramter to the call to gold::gc_process_relocs.
5740 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5741 parameter to the call to gold::gc_process_relocs.
5742 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5743 template parameter to the call to gold::gc_process_relocs.
5744 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5745 paramter to the call to gold::gc_process_relocs.
5746 * gc.h (get_embedded_addend_size): New function.
5747 (gc_process_relocs): Save the size of the reloc for use by ICF.
5748 * icf.cc (get_section_contents): Get the addend from the text section
5749 for SHT_REL relocation sections.
5750 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5751 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5752 * int_encoding.h (read_from_pointer): New overloaded function.
5753 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5754 * testsuite/icf_sht_rel_addend_test.sh: New file.
5755 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5756 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5758 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5760 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5761 * Makefile.in: Regenerate.
5762 * testsuite/Makefile.in: Regenerate.
5764 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5766 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5767 * gold/testsuite/debug_msg.cc: Likewise.
5768 * gold/testsuite/odr_violation1.cc
5769 * gold/testsuite/odr_violation2.cc
5771 2010-07-21 Cary Coutant <ccoutant@google.com>
5773 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5774 string, and length fields.
5775 (Output_merge_string::Merged_strings_list): New type.
5776 (Output_merge_string::Merged_strings_lists): New typedef.
5777 (Output_merge_string): Replace merged_strings_ with
5778 merged_strings_lists_.
5779 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5780 Merged_strings_list per input object and section. Don't store pointer
5781 to the string. Don't store length with each merged string entry.
5782 (Output_merge_string::finalize_merged_data): Loop over list of merged
5783 strings lists. Recompute length of each merged string.
5785 2010-07-15 Cary Coutant <ccoutant@google.com>
5787 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5790 2010-07-14 Ian Lance Taylor <iant@google.com>
5792 * descriptors.cc (Descriptors::open): Report correct name in error
5795 2010-07-13 Doug Kwan <dougkwan@google.com>
5797 * arm.cc (Arm_input_section::Arm_input_section): For a
5798 SHT_ARM_EXIDX section, always keeps the input sections.
5799 (Arm_input_section::set_exidx_section_link): New method.
5800 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5801 has_errors_ to false.
5802 (Arm_exidx_input_section::has_errors,
5803 Arm_exidx_input_section::set_has_errors): New methods.
5804 (Arm_exidx_input_section::has_errors_): New data member.
5805 (Arm_relobj::get_exidx_shndx_list): New method.
5806 (Arm_output_section::append_text_sections_to_list): Do not skip
5807 section without SHF_EXECINSTR.
5808 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5810 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5811 section header. Make error messages more verbose. Check for
5812 a non-executable section linked to an EXIDX section.
5813 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5814 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5815 check that there is no deferred EXIDX section if we exit early.
5816 Instead of not making an EXIDX section in case of an error, make one
5817 and set the has_errors flag of it.
5818 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5819 in a relocatable link.
5820 (Target_arm::do_relax): Look for the EXIDX output section instead of
5821 assuming that it is called .ARM.exidx.
5822 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5823 section list. Do not check for SHF_EXECINSTR section flags but
5824 skip any input section with errors.
5825 * output.cc (Output_section::Output_section): Initialize
5826 always_keeps_input_sections_ to false.
5827 (Output_section::add_input_section): Check for
5828 always_keeps_input_sections_.
5829 * output.h (Output_section::always_keeps_input_sections,
5830 Output_section::set_always_keeps_input_sections): New methods.
5831 (Output_section::always_keeps_input_sections): New data member.
5833 2010-07-13 Rafael Espindola <espindola@google.com>
5835 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5836 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5838 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5839 Ian Lance Taylor <iant@google.com>
5841 * output.h (Output_section_lookup_maps::add_merge_section):
5842 Correct check of whether value was inserted.
5843 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5844 (Output_section_lookup_maps::add_relaxed_input_section):
5846 * arm.cc (Target_arm::got_section): Remove used local os.
5847 * i386.cc (Target_i386::got_section): Likewise.
5848 * x86_64.cc (Target_x86_64::got_section): Likewise.
5849 * sparc.cc (Target_sparc::got_section): Likewise.
5850 (Target_sparc::relocate): Remove unused local have_got_offset.
5851 * powerpc.cc (Target_powerpc::relocate): Likewise.
5853 2010-07-13 Ian Lance Taylor <iant@google.com>
5855 * compressed_output.cc (zlib_decompress): Fix signature in
5858 * archive.cc (Archive::include_member): Unlock an external member
5859 of a thin archive. Don't bother to delete an object we know is
5862 2010-07-12 Cary Coutant <ccoutant@google.com>
5864 * compressed_output.cc (zlib_decompress): New function.
5865 (get_uncompressed_size): New function.
5866 (decompress_input_section): New function.
5867 * compressed_output.h (get_uncompressed_size): New function.
5868 (decompress_input_section): New function.
5869 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5870 Handle compressed debug sections.
5871 * layout.cc (is_compressed_debug_section): New function.
5872 (Layout::output_section_name): Map compressed section names to
5874 * layout.h (is_compressed_debug_section): New function.
5875 (is_debug_info_section): Recognize compressed debug sections.
5876 * merge.cc: Include compressed_output.h.
5877 (Output_merge_data::do_add_input_section): Handle compressed
5879 (Output_merge_string::do_add_input_section): Handle compressed
5881 * object.cc: Include compressed_output.h.
5882 (Sized_relobj::Sized_relobj): Initialize new data members.
5883 (build_compressed_section_map): New function.
5884 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5885 * object.h (Object::section_is_compressed): New method.
5886 (Object::do_section_is_compressed): New method.
5887 (Sized_relobj::Compressed_section_map): New type.
5888 (Sized_relobj::do_section_is_compressed): New method.
5889 (Sized_relobj::compressed_sections_): New data member.
5890 * output.cc (Output_section::add_input_section): Handle compressed
5892 * reloc.cc: Include compressed_output.h.
5893 (Sized_relobj::write_sections): Handle compressed debug sections.
5895 2010-07-08 Cary Coutant <ccoutant@google.com>
5897 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5898 weak when resolving to a dynamic def.
5899 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5900 for weak undef/dynamic def cases. Adjust callers.
5901 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5902 undef_binding_weak_.
5903 (Symbol_table::sized_write_globals): Adjust symbol binding.
5904 (Symbol_table::sized_write_symbol): Add binding parameter.
5905 * symtab.h (Symbol::set_undef_binding): New method.
5906 (Symbol::is_undef_binding_weak): New method.
5907 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5908 (Symbol_table::should_override): Add new parameter.
5909 (Symbol_table::sized_write_symbol): Add new parameter.
5911 * testsuite/weak_undef_file1.cc: Add new test case.
5912 * testsuite/weak_undef_file2.cc: Fix header comment.
5913 * testsuite/weak_undef_test.cc: Add new test case.
5915 2010-06-29 Doug Kwan <dougkwan@google.com>
5917 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5918 Initialize USE_SYMBOL_.
5919 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5921 (Arm_reloc_property::uses_symbol_): New data member declaration.
5922 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5923 uses symbol value and symbol is undefined but not weakly undefined.
5925 2010-06-28 Rafael Espindola <espindola@google.com>
5927 * plugin.cc (Plugin::load): Use dlerror.
5929 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5931 * symtab.cc (detect_odr_violations): When reporting an ODR
5932 violation, report an object where the symbol is defined.
5934 2010-06-25 Doug Kwan <dougkwan@google.com>
5936 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5937 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5939 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5940 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5941 target hook to detect function points.
5942 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5943 * icf.h (Icf::check_section_for_function_pointers): Change type of
5944 parameter SECTION_NAME to const reference to std::string. Use
5945 target hook to determine if section may have unsafe pointers.
5946 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5949 2010-06-21 Rafael Espindola <espindola@google.com>
5951 * fileread.cc (Input_file::find_fie): New
5952 (Input_file::open): Use Input_file::find_fie.
5953 * fileread.h (Input_file::find_fie): New
5954 * plugin.cc (set_extra_library_path): New.
5955 (Plugin::load): Add set_extra_library_path to the transfer vector.
5956 (Plugin_manager::set_extra_library_path): New.
5957 (Plugin_manager::add_input_file): Use the extra search path if set.
5958 (set_extra_library_path(): New.
5959 * plugin.h (Plugin_manager): Add set_extra_library_path and
5962 2010-06-19 Cary Coutant <ccoutant@google.com>
5964 * layout.cc (gdb_sections): Add .debug_types.
5965 (lines_only_debug_sections): Likewise.
5967 2010-06-18 Rafael Espindola <espindola@google.com>
5969 * plugin.cc (add_input_file,add_input_library)
5970 (Plugin_manager::add_input_file): Make filename arguments const.
5971 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5974 2010-06-16 Doug Kwan <dougkwan@google.com>
5976 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5977 .ARM.attributes section if we have not merged any input
5978 attributes sections.
5980 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5982 * arm.cc: Allow combining objects with no EABI version
5985 2010-06-15 Rafael Espindola <espindola@google.com>
5987 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5989 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5991 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5992 (struct iovec): Correct !HAVE_READV definition.
5994 2010-06-10 Cary Coutant <ccoutant@google.com>
5996 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5997 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5999 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
6002 * symtab.h (Symbol::is_placeholder): New member function.
6003 * target-reloc.h (relocate_section): Check for placeholder symbols.
6005 * testsuite/Makefile.am (plugin_test_8): New test.
6006 (plugin_test_9): New test.
6007 * testsuite/Makefile.in: Regenerate.
6009 2010-06-09 Nick Clifton <nickc@redhat.com>
6011 * yyscript.y (input_list_element): Allow strings prefixed with
6012 the '-' character. Treat these as libraries.
6013 * script.cc (script_add_library): New function. Adds a library
6014 specified by "-l<name>" found in an input script.
6015 * script-c.h: Add prototype for script_add_library.
6017 2010-06-07 Doug Kwan <dougkwan@google.com>
6019 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6020 Restrict stub-group size to be within long conditional branch
6021 range when working around cortex-A8 erratum.
6023 2010-06-07 Damien Diederen <dd@crosstwine.com>
6025 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6028 2010-06-03 Sriraman Tallam <tmsriram@google.com>
6032 (Output_section::Input_section_sort_entry::compare_section_ordering):
6033 Change to return non-zero correctly.
6034 (Output_section::Input_section_sort_section_order_index_compare
6035 ::operator()): Change to fix ambiguity in comparisons.
6037 2010-06-01 Sriraman Tallam <tmsriram@google.com>
6039 * gold.h (is_wildcard_string): New function.
6040 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6041 (Layout::layout_eh_frame): Ditto.
6042 (Layout::find_section_order_index): New method.
6043 (Layout::read_layout_from_file): New method.
6044 * layout.h (Layout::find_section_order_index): New method.
6045 (Layout::read_layout_from_file): New method.
6046 (Layout::input_section_position_): New private member.
6047 (Layout::input_section_glob_): New private member.
6048 * main.cc (main): Call read_layout_from_file here.
6049 * options.h (--section-ordering-file): New option.
6050 * output.cc (Output_section::input_section_order_specified_): New
6052 (Output_section::Output_section): Initialize new member.
6053 (Output_section::add_input_section): Add new parameter.
6054 Keep input sections when --section-ordering-file is used.
6055 (Output_section::set_final_data_size): Sort input sections when
6056 section ordering file is specified.
6057 (Output_section::Input_section_sort_entry): Add new parameter.
6059 (Output_section::Input_section_sort_entry::compare_section_ordering):
6061 (Output_section::Input_section_sort_compare::operator()): Change to
6062 consider section_order_index.
6063 (Output_section::Input_section_sort_init_fini_compare::operator()):
6064 Change to consider section_order_index.
6065 (Output_section::Input_section_sort_section_order_index_compare
6066 ::operator()): New method.
6067 (Output_section::sort_attached_input_sections): Change to sort
6068 according to section order when specified.
6069 (Output_section::add_input_section<32, true>): Add new parameter.
6070 (Output_section::add_input_section<64, true>): Add new parameter.
6071 (Output_section::add_input_section<32, false>): Add new parameter.
6072 (Output_section::add_input_section<64, false>): Add new parameter.
6073 * output.h (Output_section::add_input_section): Add new parameter.
6074 (Output_section::input_section_order_specified): New
6076 (Output_section::set_input_section_order_specified): New method.
6077 (Input_section::Input_section): Initialize section_order_index_.
6078 (Input_section::section_order_index): New method.
6079 (Input_section::set_section_order_index): New method.
6080 (Input_section::section_order_index_): New member.
6081 (Input_section::Input_section_sort_section_order_index_compare): New
6083 (Output_section::input_section_order_specified_): New member.
6084 * script-sections.cc (is_wildcard_string): Delete and move modified
6086 (Output_section_element_input::Output_section_element_input): Modify
6087 call to is_wildcard_string.
6088 (Output_section_element_input::Input_section_pattern
6089 ::Input_section_pattern): Ditto.
6090 (Output_section_element_input::Output_section_element_input): Ditto.
6091 * testsuite/Makefile.am (final_layout): New test case.
6092 * testsuite/Makefile.in: Regenerate.
6093 * testsuite/final_layout.cc: New file.
6094 * testsuite/final_layout.sh: New file.
6096 2010-06-01 Rafael Espindola <espindola@google.com>
6098 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6100 2010-06-01 Rafael Espindola <espindola@google.com>
6102 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6103 visibility of symbols.
6105 2010-05-27 Doug Kwan <dougkwan@google.com>
6107 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6108 from start of output section instead of address for a local symbol
6109 in a merged or relaxed section when doing a relocatable link.
6111 2010-05-26 Rafael Espindola <espindola@google.com>
6114 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6115 adding sections the garbage collector removed.
6116 * gold/testsuite/Makefile.am: Add test.
6117 * gold/testsuite/Makefile.in: Regenerate.
6118 * gold/testsuite/plugin_test_7.sh: New.
6119 * gold/testsuite/plugin_test_7_1.c: New.
6120 * gold/testsuite/plugin_test_7_2.c: New.
6122 2010-05-26 Rafael Espindola <espindola@google.com>
6124 * script-sections.cc (Output_section_definition::set_section_addresses):
6125 Check for --section-start.
6127 2010-05-26 Doug Kwan <dougkwan@google.com>
6129 * arm.cc (Arm_scan_relocatable_relocs): New class.
6130 (Target_arm::relocate_special_relocatable): New method.
6131 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6132 (Arm_relocate_functions::thumb_branch_common): Same.
6133 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6134 instead of Default_scan_relocatable_relocs.
6135 * target-reloc.h (relocate_for_relocatable): Let target handle
6136 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6137 * target.h (Sized_target::relocate_special_relocatable): New method.
6139 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6141 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6143 2010-05-23 Doug Kwan <dougkwan@google.com>
6145 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6147 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6148 with a direct branch, not a conditional branch, to a stub.
6149 * merge.cc (Output_merge_base::record_input_section): New method
6151 (Output_merge_data::do_add_input_section): Record input section if
6152 keeps-input-sections flag is set.
6153 (Output_merge_string::do_add_input_section): Ditto.
6154 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6155 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6157 (Output_merge_base::keeps_input_sections,
6158 Output_merge_base::set_keeps_input_sections,
6159 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6161 (Output_merge_base::Input_sections): New type declaration.
6162 (Output_merge_base::input_sections_begin,
6163 Output_merge_base::input_sections_end,
6164 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6165 (Output_merge_base::bool keeps_input_sections_,
6166 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6167 Output_merge_base::input_sections_): New data members.
6168 (Output_merge_data::do_set_keeps_input_sections): New method
6170 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6171 * output.cc (Output_section::Input_section::relobj): Move method
6172 defintion from class declaration to here and handle merge sections.
6173 (Output_section::Input_section::shndx): Ditto.
6174 (Output_section::Output_section): Remove initializations of removed
6175 data members and initialize new data member LOOKUP_MAPS_.
6176 (Output_section::add_input_section): Set keeps-input-sections flag
6177 for a newly created merge output section as appropriate. Adjust code
6178 to use Output_section_lookup_maps class.
6179 (Output_section::add_relaxed_input_section): Adjst code for lookup
6180 maps code refactoring.
6181 (Output_section::add_merge_input_section): Add a new parameter
6182 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6183 class. If adding input section to a newly created merge output
6184 section fails, remove the new merge section.
6185 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6186 Adjust code for use of the Output_section_lookup_maps class.
6187 (Output_section::find_merge_section): Ditto.
6188 (Output_section::build_lookup_maps): New method defintion.
6189 (Output_section::find_relaxed_input_section): Adjust code to use
6190 Output_section_lookup_maps class.
6191 (Output_section::get_input_sections): Export merge sections. Adjust
6192 code to use Output_section_lookup_maps class.
6193 (Output_section:::add_script_input_section): Adjust code to use
6194 Output_section_lookup_maps class. Update lookup maps for merge
6196 (Output_section::discard_states): Use Output_section_lookup_maps.
6197 (Output_section::restore_states): Same.
6198 * output.h (Merge_section_properties): Move class defintion out of
6200 (Output_section_lookup_maps): New class.
6201 (Output_section::Input_section::is_merge_section): New method
6203 (Output_section::Input_section::relobj): Move defintion out of class
6204 defintion. Declare method only.
6205 (Output_section::Input_section::shndx): Ditto.
6206 (Output_section::Input_section::output_merge_base): New method defintion.
6207 (Output_section::Input_section::u2_.pomb): New union field.
6208 (Output_section::Merge_section_by_properties_map,
6209 Output_section::Output_section_data_by_input_section_map,
6210 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6212 (Output_section::add_merge_input_section): Add new parameter
6213 KEEPS_INPUT_SECTIONS.
6214 (Output_section::build_lookup_maps): New method declaration.
6215 (Output_section::merge_section_map_,
6216 Output_section::merge_section_by_properties_map_,
6217 Output_section::relaxed_input_section_map_,
6218 Output_section::is_relaxed_input_section_map_valid_): Remove data
6220 (Output_section::lookup_maps_): New data member.
6222 2010-05-21 Doug Kwan <dougkwan@google.com>
6225 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6226 avoid a compilation error.
6228 2010-05-19 Rafael Espindola <espindola@google.com>
6230 * script-sections.cc (Output_section_definition::allocate_to_segment):
6231 Update the phdrs_list even when the output section is NULL.
6232 * testsuite/Makefile.am: Add test.
6233 * testsuite/Makefile.in: Regenerate.
6234 * testsuite/script_test_9.cc: New.
6235 * testsuite/script_test_9.sh: New.
6236 * testsuite/script_test_9.t: New.
6238 2010-05-19 Doug Kwan <dougkwan@google.com>
6240 * arm.cc (Arm_input_section::original_size): New method.
6241 (Arm_input_section::do_addralign): Add a cast.
6242 (Arm_input_section::do_output_offset): Remove static cast.
6243 (Arm_input_section::original_addralign,
6244 Arm_input_section::original_size_): Change type to uint32_t.
6245 (Arm_input_section::init): Add safe casts for section alignment
6247 (Arm_input_section::set_final_data_size): Do not set address and
6248 offset of stub table.
6249 (Arm_output_section::fix_exidx_coverage): Change use of of
6250 Output_section::Simple_input_section to that of
6251 Output_section::Input_section.
6252 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6253 except for the first pass.
6254 * output.cc (Output_section::get_input_sections): Change type of
6255 input_sections to std::list<Input_section>.
6256 (Output_section::add_script_input_section): Rename from
6257 Output_section::add_simple_input_section. Change type of SIS
6258 parameter from Simple_input_section to Input_section.
6259 * output.h (Output_section::Simple_input_section): Remove class.
6260 (Output_section::Input_section): Change class visibility to public.
6261 (Output_section::Input_section::addralign): Use stored alignments
6262 for special input sections if set.
6263 (Output_section::Input_section::set_addralign): New method.
6264 (Output_section::get_input_sections): Change parameter type from
6265 list of Simple_input_section to list of Input_section.
6266 (Output_section::add_script_input_section): Rename from
6267 Output_section::add_simple_input_section. Change first parameter's
6268 type from Simple_input_section to Input_section and remove the
6269 second and third parameters.
6270 * script-sections.cc (Input_section::Input_section_list): Change
6271 type to list of Output_section::Input_section/
6272 (Input_section_info::Input_section_info): Change parameter type of
6273 INPUT_SECTION to Output_section::Input_section.
6274 (Input_section_info::input_section): Change return type.
6275 (Input_section_info::input_section_): Change type to
6276 Output_section::Input_section.
6277 (Output_section_element_input::set_section_addresses): Adjust code
6278 to use Output_section::Input_section instead of
6279 Output_section::Simple_input_section. Adjust code for renaming
6280 of Output_section::add_simple_input_section.
6281 (Orphan_output_section::set_section_addresses): Ditto.
6283 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6285 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6286 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6288 2010-05-18 Rafael Espindola <espindola@google.com>
6290 * options.cc (General_options::finalize): Handle -nostdlib.
6291 * options.h (nostdlib): New option.
6292 * script.cc (script_add_search_dir): Handle -nostdlib.
6294 2010-05-12 Doug Kwan <dougkwan@google.com>
6296 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6297 attributes section only if there no attributes section after merging.
6298 (Target_arm::merge_object_attributes): Move value of
6299 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6300 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6301 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6302 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6303 and arm_attr_merge_7.stdout.
6304 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6305 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6306 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6307 arm_attr_merge_7b.o): New rules.
6308 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6310 * testsuite/Makefile.in: Regenerate.
6311 * testsuite/arm_attr_merge.sh: New file.
6312 * testsuite/arm_attr_merge_[67][ab].s: Same.
6314 2010-05-05 Nick Clifton <nickc@redhat.com>
6316 * po/es.po: Updated Spanish translation.
6318 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6320 * Makefile.am (install-exec-local): Properly install gold as
6321 default cross linker.
6322 * Makefile.in: Regenerated.
6324 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6325 Nick Clifton <nickc@redhat.com>
6327 * configure.ac (install_as_default): Define and set to false
6328 unless --enable-gold or --enable-gold=both/gold has been
6330 * configure: Regenerate.
6332 * Makefile.am (install-exec-local): Install the executable as
6333 'ld.gold'. If install_as_default is true then also install it as
6335 * Makefile.in: Regenerated.
6337 2010-04-24 Ian Lance Taylor <iant@google.com>
6339 * layout.cc (Layout::layout_reloc): In relocatable link don't
6340 combine reloc sections for grouped sections.
6342 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6344 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6345 sections that are not ordinary to icf.
6346 * icf.cc (get_section_contents): Handle relocation pointing to section
6347 with no object or shndx information.
6348 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6349 * testsuite/Makefile.in: Regenerate.
6350 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6351 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6353 2010-04-22 Ian Lance Taylor <iant@google.com>
6355 * expression.cc (Expression::Expression_eval_info): Add
6356 result_alignment_pointer field.
6357 (Expression::eval_with_dot): Add result_alignment_pointer
6358 parameter. Change all callers.
6359 (Expression::eval_maybe_dot): Likewise.
6360 (class Binary_expression): Add alignment_pointer parameter to
6361 left_value and right_value. Change all callers.
6362 (BINARY_EXPRESSION): Set result alignment.
6363 (class Trinary_expression): Add alignment_pointer parameter to
6364 arg2_value and arg3_value. Change all callers.
6365 (Trinary_cond::value): Set result alignment.
6366 (Max_expression::value, Min_expression::value): Likewise.
6367 (Align_expression::value): Likewise.
6368 * script-sections.cc (class Sections_element): Add dot_alignment
6369 parameter to set_section_addresses virtual function. Update
6371 (class Output_section_element): Likewise.
6372 (Script_sections::create_segments): Add dot_alignment parameter.
6374 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6375 (Script_sections::set_phdrs_clause_addresses): Likewise.
6376 * script-sections.h: Update declarations.
6377 * script.h: Update declarations.
6378 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6380 * testsuite/script_test_3.t: Set large alignment.
6381 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6382 segment has expected alignment.
6384 2010-04-22 Nick Clifton <nickc@redhat.com>
6386 * po/gold.pot: Updated by the Translation project.
6387 * po/vi.po: Updated Vietnamese translation.
6389 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6391 * testsuite/Makefile.am (check_PROGRAMS): Add
6392 icf_virtual_function_folding_test.
6393 * testsuite/Makefile.in: Regenerated.
6395 2010-04-15 Andrew Haley <aph@redhat.com>
6397 * options.h (merge_exidx_entries): New option.
6398 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6399 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6400 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6401 (Target_arm::merge_exidx_entries): New function.
6402 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6403 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6404 to Arm_exidx_fixup constructor.
6405 Add new arg, merge_exidx_entries.
6406 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6407 Arm_output_section::fix_exidx_coverage.
6409 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6411 * icf.cc (get_section_contents): Check for preemptible functions.
6412 Ignore addend when appropriate.
6413 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6415 (add_from_relobj): Check for section folded.
6416 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6417 * symtab.h (should_add_dynsym_entry): Add new parameter.
6418 * target-reloc.h (scan_relocs): Check for section folded.
6419 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6420 Check reloc types for function pointers in shared objects.
6421 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6423 (icf_preemptible_functions_test): New test case.
6424 (icf_string_merge_test): New test case.
6425 * testsuite.Makefile.in: Regenerate.
6426 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6427 bar_glob. Refactor code.
6428 * testsuite/icf_preemptible_functions_test.cc: New file.
6429 * testsuite/icf_preemptible_functions_test.sh: New file.
6430 * testsuite/icf_string_merge_test.cc: New file.
6431 * testsuite/icf_string_merge_test.sh: New file.
6432 * testsuite/icf_virtual_function_folding_test.cc: New file.
6433 * testsuite/icf_virtual_function_folding_test.sh: New file.
6435 2010-04-14 Doug Kwan <dougkwan@google.com>
6437 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6438 for local symbol recounting if we remove a section due to ICF.
6439 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6440 there are no regular objects in input.
6442 2010-04-13 Doug Kwan <dougkwan@google.com>
6444 * arm.cc (Arm_input_section::set_final_data_size): Compute
6445 accurate final data size instead of using current data size.
6447 2010-04-09 Doug Kwan <dougkwan@google.com>
6449 * layout.cc (Layout::choose_output_section): Handle script section
6451 (Layout::make_output_section_for_script): Add section type parameter.
6452 Handle script section types.
6453 * layout.h (Layout::make_output_section_for_script): Add section
6455 * output.cc (Output_section::Output_section): Initialize data member
6457 (Output_section::do_reset_address_and_file_offset): Do not set address
6458 to 0 if section is a NOLOAD section.
6459 * output.h (Output_section::is_noload): New method.
6460 (Output_section::set_is_noload): Ditto.
6461 (Output_section::is_noload_): New data member.
6462 * script-c.h (Script_section_type): New enum type.
6463 (struct Parser_output_section_header): Add new file section_type.
6464 * script-sections.cc (Sections_element::output_section_name): Add
6465 parameter for returning script section type.
6466 (Output_section_definition::output_section_name): Ditto.
6467 (Output_section_definition::section_type)P; New method.
6468 (Output_section_definiton::script_section_type_name): Ditto.
6469 (Output_section_definition::script_section_type_): New data member.
6470 (Output_section_definition::Output_section_definition): Initialize
6471 data member Output_section_definition::script_section_type_.
6472 (Output_section_definition::create_sections): Pass script section type
6473 to Layout::make_output_section_for_script.
6474 (Output_section_definition::output_section_name): Return script
6475 section type to caller.
6476 (Output_section_definition::set_section_address): Do not advance
6477 dot value and load address if section type is NOLOAD. Set address
6478 of NOLOAD sections regardless of section flags.
6479 (Output_section_definition::print): Print section type if it is
6480 not SCRIPT_SECTION_TYPE_NONE.
6481 (Output_section_definition::section_type): New method.
6482 (Output_section_definition::script_section_type_name): Ditto.
6483 (Script_sections::output_section_name): Add new parameter
6484 PSECTION_TYPE for returning script section type. Pass it to
6485 section elements. Handle discard sections.
6486 (Sort_output_sections::operator()): Handle NOLOAD sections.
6487 * script-sections.h (Script_sections::Section_type): New enum type.
6488 (Script_sections::output_section_name): Add a new parameter for
6489 returning script section type.
6490 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6492 * yyscript.y (union): Add new field SECTION_TYPE.
6493 (COPY, DSECT, INFO, NOLOAD): New tokens.
6494 (opt_address_and_section_type): Change type to output_section_header.
6495 (section_type): New non-terminal
6496 (section_header): Handle section type.
6497 (opt_address_and_section_type): Return section type value.
6499 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6501 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6502 * testsuite/plugin_common_test_2.c (foo): Likewise.
6504 2010-04-08 Doug Kwan <dougkwan@google.com>
6506 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6508 * output.cc (Output_section::add_merge_input_section): Simplify
6509 code and return status of Output_merge_base::add_input_section.
6510 Update merge section map only if Output_merge_base::add_input_section
6513 2010-04-07 Doug Kwan <dougkwan@google.com>
6515 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6516 if section is marked as containing instructions but has no mapping
6518 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6519 correct section index.
6520 (Arm_relobj::find_linked_text_section): Ditto.
6522 2010-04-07 Cary Coutant <ccoutant@google.com>
6524 * archive.cc (include_member): Destroy Read_symbols_data object before
6526 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6527 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6528 (Read_symbols_data::~Read_symbols_data) New destructor.
6529 (Section_relocs::Section_relocs) New constructor.
6530 (Section_relocs::~Section_relocs) New destructor.
6531 (Read_relocs_data::Read_relocs_data) New constructor.
6532 (Read_relocs_data::~Read_relocs_data) New destructor.
6533 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6534 pointers to NULL after deleting.
6536 2010-04-07 Doug Kwan <dougkwan@google.com>
6538 * arm.cc: Replace "endianity" with "endianness" in comments.
6539 (Arm_exidx_cantunwind): Ditto.
6540 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6541 (Arm_relobj::merge_flags_and_attributes): New method.
6542 (Arm_relobj::merge_flags_and_attributes_): New data member.
6543 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6544 (Arm_relobj::scan_sections_for_stubs): Ditto.
6545 (Arm_relobj::do_read_symbols): Check to see if we really want to
6546 merge processor-specific flags and attributes. Exit early if
6547 an object is empty except for section names and the undefined symbol.
6548 (Target_arm::do_finalize_sections): Move check for ELF format to
6549 Arm_relobj::do_read_symbols. Merge processor specific flags and
6550 attributes from a regular object only when we have determined that
6551 it is aapropriate. Do not create an .ARM.attributes section in
6552 output if there is no regular input object.
6553 (Target_arm::merge_processor_specific_flags): Check
6554 --warn-mismatch before printing any error.
6555 (Target_arm::merge_object_attributes): Ditto.
6556 * gold.cc (queue_middle_tasks): Handle the case in which there is
6557 no regular object in input.
6558 * options.cc (General_options::parse_EB): New method.
6559 (General_options::parse_EL): Same.
6560 (General_options::General_options): Initialize endianness_.
6561 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6563 (General_options::Endianness): New enum.
6564 (General_options::endianness): New method.
6565 (General_options::endianness_): New data member.
6566 * parameters.cc (Parameters::set_options): Check target endianness.
6567 (Parameters::set_target_once): Ditto.
6568 (Parameters::check_target_endianness): New method.
6569 (parameters_force_valid_target): If either -EL or -EB is specified,
6570 use it to define endianness of default target.
6571 * parameters.h (Parameters::check_target_endianness): New method
6573 * target.h (class Target): Change "endianity" to "endianness"
6576 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6578 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6579 * configure: Regenerate.
6580 * Makefile.in: Regenerate.
6581 * testsuite/Makefile.in: Regenerate.
6583 2010-04-06 Cary Coutant <ccoutant@google.com>
6586 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6587 prevailing definitions of common symbols.
6588 * testsuite/plugin_test_6.sh: New test case.
6589 * testsuite/plugin_common_test_1.c: New test case.
6590 * testsuite/plugin_common_test_2.c: New test case.
6591 * testsuite/Makefile.am (plugin_test_6): New test case.
6592 * testsuite/Makefile.in: Regenerate.
6594 2010-04-06 Nick Clifton <nickc@redhat.com>
6596 * po/vi.po: New Vietnamese translation.
6598 2010-03-30 Doug Kwan <dougkwan@google.com>
6600 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6602 2010-03-25 Doug Kwan <dougkwan@google.com>
6604 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6605 to avoid a conversion warning on a 32-bit host.
6607 2010-03-24 Ian Lance Taylor <iant@google.com>
6609 * testsuite/script_test_3.t: Add a TLS segment.
6610 * testsuite/Makefile.am (check_PROGRAMS): Add
6611 tls_phdrs_script_test.
6612 (tls_phdrs_script_test_SOURCES): Define.
6613 (tls_phdrs_script_test_DEPENDENCIES): Define.
6614 (tls_phdrs_script_test_LDFLAGS): Define.
6615 (tls_phdrs_script_test_LDADD): Define.
6616 * testsuite/Makefile.in: Rebuild.
6618 2010-03-23 Cary Coutant <ccoutant@google.com>
6620 * fileread.cc (find_or_make_view): Fix comment.
6622 2010-03-23 Ian Lance Taylor <iant@google.com>
6624 * script-sections.cc (class Orphan_section_placement): Define
6625 PLACE_TLS and PLACE_TLS_BSS.
6626 (Orphan_section_placement::Orphan_section_placement): Initialize
6628 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6629 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6630 (tls_script_test_SOURCES): Define.
6631 (tls_script_test_DEPENDENCIES): Define.
6632 (tls_script_test_LDFLAGS): Define.
6633 (tls_script_test_LDADD): Define.
6634 * testsuite/Makefile.in: Rebuild.
6636 2010-03-22 Doug Kwan <dougkwan@google.com>
6638 * arm.cc (Arm_relocate_functions::abs8,
6639 Arm_relocate_functions::abs16): Use correct check for overflow
6640 specified in the ARM ELF specs.
6641 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6642 target of a BLX instruction specially.
6643 (Reloc_stub::stub_type_for_reloc): Ditto.
6644 (Relocate::relocate): Use symbolic names instead of numeric relocation
6645 codes to report error.
6646 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6648 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6649 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6650 thumb2_blx_out_of_range.stdout
6651 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6652 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6653 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6654 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6655 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6656 thumb2_blx_in_range, thumb2_blx_in_range.o,
6657 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6658 thumb2_blx_out_of_range.o): New rules.
6659 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6660 thumb2_blx_in_range and thumb2_blx_out_of_range.
6661 * testsuite/Makefile.in: Regenerate.
6662 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6663 * testsuite/thumb_blx_in_range.s: New file.
6664 * testsuite/thumb_blx_out_of_range.s: New file.
6666 2010-03-22 Rafael Espindola <espindola@google.com>
6668 * archive.cc (Should_include): Move to archive.h.
6669 (should_include_member): Make it a member of Archive.
6671 (Add_lib_group_symbols): New.
6672 * archive.h: Include options.h.
6673 (Archive_member): Moved from Archive.
6674 (Should_include): Moved from archive.cc.
6676 (Add_lib_group_symbols): New.
6677 * dynobj.cc (do_should_include_member): New.
6678 * dynobj.h (do_should_include_member): New.
6679 * gold.cc (queue_initial_tasks): Update call to queue.
6680 * main.cc (main): Print lib group stats.
6681 * object.cc (do_should_include_member): New.
6682 * object.h: Include archive.h.
6683 (Object::should_include_member): New.
6684 (Object::do_should_include_member): New.
6685 (Sized_relobj::do_should_include_member): New.
6686 * options.cc (General_options::parse_start_lib): New.
6687 (General_options::parse_end_lib): New.
6688 (Input_arguments::add_file): Handle lib groups.
6689 (Input_arguments::start_group): Check we are not in a lib.
6690 (Input_arguments::start_lib): New.
6691 (Input_arguments::end_lib): New.
6692 * options.h (General_options): Add start_lib and end_lib.
6693 (Input_argument::lib_): New.
6694 (Input_argument::lib): New.
6695 (Input_argument::is_lib): New.
6696 (Input_file_lib): New.
6697 (Input_arguments::in_lib_): New.
6698 (Input_arguments::in_lib): New.
6699 (Input_arguments::start_lib): New.
6700 (Input_arguments::end_lib_): New.
6701 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6702 in unused members as preempted.
6703 (Sized_pluginobj::do_should_include_member): New.
6704 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6705 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6707 (Read_symbols::do_whole_lib_group): New.
6708 (Read_symbols::do_lib_group): New.
6709 (Read_symbols::do_read_symbols): Handle lib groups.
6710 (Read_symbols::get_name): Handle lib groups.
6711 * readsyms.h (Read_symbols): Add an archive member pointer.
6712 (Read_symbols::do_whole_lib_group): New.
6713 (Read_symbols::do_lib_group): New.
6714 (Read_symbols::member_): New.
6715 * script.cc (read_input_script): Update call to queue_soon.
6717 2010-03-19 Doug Kwan <dougkwan@google.com>
6719 * arm.cc (Stub_table::Stub_table): Initialize new data members
6720 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6721 (Stub_table::add_reloc_stub): Assign stub offset and update
6722 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6723 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6725 (Stub_table::update_data_size_and_addralign): Use
6726 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6727 instead of going over all reloc stubs.
6728 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6729 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6730 Stringpool_template::offset_ to size of Stringpool_char.
6731 (Stringpool_template::new_key_offset): Remove code to initialize
6732 Stringpool_template::offset_.
6733 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6734 Stringpool_template::offset_ to zero.
6736 2010-03-15 Doug Kwan <dougkwan@google.com>
6738 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6740 (Stringpool_template::new_key_offset): New method.
6741 (Stringpool_template::add_string): Assign offsets when adding new
6743 (Stringpool_template::set_string_offsets): Do not set string offsets
6744 when not optimizing.
6745 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6747 (Chunked_vector::clear): Clear size_.
6748 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6749 (Chunked_vector::size): Return size_.
6750 (Chunked_vector::push_back): Use size_ to find insert position.
6751 (Chunked_vector::size_): New data member.
6752 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6753 (Stringpool_template::new_key_offset): New method declaration.
6754 (Stringpool_template::offset_): New data member.
6756 2010-03-15 Rafael Espindola <espindola@google.com>
6758 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6759 Add_symbols' constructor.
6760 * readsyms.h (Add_symbols): Remove the input_group member.
6762 2010-03-10 Ian Lance Taylor <iant@google.com>
6764 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6765 target to ask whether a reference to a symbol requires a stack
6767 * target.h (Target::is_call_to_non_split): New function.
6768 (Target::do_is_call_to_non_split): Declare virtual function.
6769 * target.cc: Include "symtab.h".
6770 (Target::do_is_call_to_non_split): New function.
6771 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6773 2010-03-10 Cary Coutant <ccoutant@google.com>
6775 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6776 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6777 (File_read::open[2]): Add whole_file_view_ to list of views.
6778 (File_read::make_view): Remove test of whole_file_view_.
6779 (File_read::find_or_make_view): Create whole_file_view_ if
6781 (File_read::clear_views): Replace bool parameter with enum;
6782 adjust all callers. Don't delete views with permanent data;
6783 do delete cached views and views from archives if
6784 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6785 if clearing the corresponding view.
6786 * fileread.h (File_read::Clear_views_mode): New enum.
6787 (File_read::View::is_permanent_view): New method.
6788 (File_read::clear_views): Replace bool parameter
6789 with enum; adjust all callers.
6790 * options.h (General_options): Change keep_files_mapped option;
6791 add map_whole_files.
6792 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6794 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6797 2010-03-10 David S. Miller <davem@davemloft.net>
6799 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6801 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6803 * icf.cc (get_section_contents): Add '@' marker after processing the
6806 2010-03-08 Doug Kwan <dougkwan@google.com>
6808 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6809 due to a conversion warning.
6810 (Arm_relobj::update_output_local_symbol_count): Check for local
6811 symbol with unset output index.
6813 2010-03-05 Ian Lance Taylor <iant@google.com>
6815 * options.h (class General_options): Add --spare-dynamic-tags.
6816 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6817 --spare-dynamic-tags.
6819 2010-03-05 Ian Lance Taylor <iant@google.com>
6821 * incremental.cc: Include "libiberty.h".
6823 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6825 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6826 function, is_info_ member.
6827 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6828 (Versions::Versions): Update caller.
6829 (Versions::define_base_version): Likewise.
6830 (Versions::add_def): Likewise.
6832 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6834 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6835 (Scan::possible_function_pointer_reloc): New function.
6836 (Scan::local_reloc_may_be_function_pointer): Change to call
6837 possible_function_pointer_reloc.
6838 (Scan::global_reloc_may_be_function_pointer): Ditto.
6839 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6840 relocations in ".data.rel.ro._ZTV" section.
6841 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6842 * testsuite/icf_safe_so_test.cc: Ditto.
6843 * testsuite/icf_safe_test.cc: Ditto.
6844 * testsuite/icf_safe_test.sh: Ditto.
6846 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6847 Ian Lance Taylor <iant@google.com>
6849 * target-reloc.h (relocate_section): Check the symbol table index
6850 for -1U before setting the local symbol index.
6851 (scan_relocatable_relocs): If copying the relocation, record that
6852 the local symbol is required.
6853 * object.h (Symbol_value::is_output_symtab_index_set): New
6855 (Symbol_value::may_be_discarded_from_output_symtab): New
6857 (Symbol_value::has_output_symtab_entry): New function.
6858 (Symbol_value::needs_output_symtab_entry): Remove.
6859 (Symbol_value::output_symtab_index): Make sure the symbol index is
6861 (Symbol_value::set_output_symtab_index): Make sure the symbol
6862 index is not set. Make sure the new index is valid.
6863 (Symbol_value::set_must_have_output_symtab_entry): New function.
6864 (Symbol_value::has_output_dynsym_entry): New function.
6865 (Symbol_value::set_output_dynsym_index): Make sure the new index
6867 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6868 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6869 local symbol if permitted.
6870 (Sized_relobj::do_finalize_local_symbols): Call
6871 is_output_symtab_index_set rather than needs_output_symtab_entry.
6872 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6873 rather than needs_output_symtab_entry. Call
6874 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6875 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6876 is_output_symtab_index_set rather than needs_output_symtab_entry.
6877 * testsuite/discard_locals_relocatable_test.c: New file.
6878 * testsuite/discard_locals_test.sh: Test -r.
6879 * testsuite/Makefile.am (check_DATA): Add
6880 discard_locals_relocatable_test1.syms,
6881 discard_local_relocatable_test2.syms.
6882 (MOSTLYCLEANFILES): Likewise. Also add
6883 discard_locals_relocatable_test1.lout and
6884 discard_locals_relocatable_test2.out.
6885 (discard_locals_relocatable_test1.syms): New target.
6886 (discard_locals_relocatable_test.o): New target.
6887 (discard_locals_relocatable_test1.out): New target.
6888 (discard_locals_relocatable_test2.syms): New target.
6889 (discard_locals_relocatable_test2.out): New target.
6890 (various): Add missing ../ld-new dependencies.
6891 * testsuite/Makefile.in: Rebuild.
6893 2010-03-03 Nick Clifton <nickc@redhat.com>
6895 * po/fi.po: New Finnish translation.
6897 2010-03-01 Doug Kwan <dougkwan@google.com>
6899 * layout.cc (Layout::Layout): Force section types of .init_array*,
6900 .preinit_array* and .fini_array* sections.
6901 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6902 Fix check of return value of std::string::find.().
6903 (Output_section::Input_section_sort_compare::operator()): Remove
6904 comment about .init_array.
6905 (Output_section::Input_section_sort_init_fini_compare::operator()):
6907 (Output_section::sort_attached_input_sections): Handle .init_array
6908 and .fini_array specially.
6909 * output.h (Output_section::Inut_section_sort_compare): Update
6911 (Output_section::Input_section_sort_init_fini_compare): New struct.
6913 2010-02-26 Doug Kwan <dougkwan@google.com>
6915 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6916 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6917 * testsuite/debug_msg.sh: Avoid matching source line number for
6918 use of global variable undef_int.
6920 2010-02-26 Doug Kwan <dougkwan@google.com>
6922 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6923 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6924 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6925 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6926 * options.cc (General_options::General_options): Initialize member
6928 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6929 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6930 and rm_no_fix_v4bx.stdout
6931 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6932 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6933 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6934 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6935 and arm_no_fix_v4bx.
6936 * Makefile.in: Regenerate.
6937 * testsuite/arm_fix_v4bx.s: New file.
6938 * testsuite/arm_fix_v4bx.sh: Ditto.
6940 2010-02-24 Doug Kwan <dougkwan@google.com>
6942 * arm.cc (Target_arm::got_section): Make the .got section the first
6943 non RELRO section in the data segment.
6944 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6945 suffixes of section names.
6947 2010-02-24 Doug Kwan <dougkwan@google.com>
6949 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6950 flags and attributes merging if an input file is a binary file.
6951 * fileread.cc (Input_file::open): Record format of original file.
6952 * fileread.h (Input_file::Format): New enum type.
6953 (Input_file::Input_file): Initialize data member format_.
6954 (Input_file::format): New method definition.
6955 (Input_file::format_):: New data member.
6957 2010-02-24 Doug Kwan <dougkwan@google.com>
6959 * arm.cc (Arm_output_data_got): New class.
6960 (ARM_TCB_SIZE): New constant
6961 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6962 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6963 If user uses a script with a SECTIONS clause, issue only a warning
6964 for a misplaced EXIDX input section. Otherwise, issue an error.
6965 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6967 (Target_arm::got_mode_index_entry): Handle static linking.
6968 (Target_arm::Scan::local): Ditto.
6969 (Target_arm::Scan::global): Ditto.
6970 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6971 all incorrectly implemented relocations.
6972 (Target_arm::fix_exidx_coverage): Pass layout to
6973 Arm_output_section::fix_exidx_coverage.
6974 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6975 from ".ARM.exidx." and ".ARM.extab.".
6977 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6979 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6980 section if it does not already exist.
6981 * attributes.cc (Attributes_section_data::Attributes_section_data):
6982 Don't crash if size is zero.
6984 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6985 Ian Lance Taylor <iant@google.com>
6987 * gold.cc (queue_middle_tasks): If no input files were opened,
6989 * workqueue.h (Task_function::Task_function): Assert that there is
6992 2010-02-22 Doug Kwan <dougkwan@google.com>
6994 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6995 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6996 types to avoid warnings due to different uint64_t implementations
6999 2010-02-21 Doug Kwan <dougkwan@google.com>
7001 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
7002 handling of the maximum backward branch offset.
7003 (Arm_relocate_functions::thumb_branch_common): Ditto.
7004 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
7005 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
7006 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
7007 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
7008 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
7009 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
7010 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
7011 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
7012 thumb_bl_out_of_range thumb_bl_out_of_range.o,
7013 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
7014 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
7015 thumb2_bl_out_of_range.o): New rules.
7016 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
7017 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
7018 thumb2_bl_out_of_range
7019 * testsuite/Makefile.in: Regenerate.
7020 * testsuite/arm_bl_in_range.s: New file.
7021 * testsuite/arm_bl_out_of_range.s: Ditto.
7022 * testsuite/arm_branch_in_range.sh: Ditto.
7023 * testsuite/arm_branch_range.t: Ditto.
7024 * testsuite/thumb2_branch_range.t: Ditto.
7025 * testsuite/thumb_bl_in_range.s: Ditto.
7026 * testsuite/thumb_bl_out_of_range.s: Ditto.
7027 * testsuite/thumb_branch_range.t: Ditto.
7029 2010-02-20 Sriraman Tallam <tmsriram@google.com>
7031 * gc.h (gc_process_relocs): Change vectors to point to the new list.
7032 Add reloc offset information.
7033 * icf.cc (get_section_contents): Change iterators to point to the new
7034 vectors. Add reloc offset information to the contents.
7035 * icf.h (Icf::Sections_reachable_info): New typedef.
7036 (Icf::Sections_reachable_list): New typedef.
7037 (Icf::Offset_info): New typedef.
7038 (Icf::Reloc_info): New struct typedef.
7039 (Icf::Reloc_info_list): New typedef.
7040 (Icf::symbol_reloc_list): Delete method.
7041 (Icf::addend_reloc_list): Delete method.
7042 (Icf::section_reloc_list): Delete method.
7043 (Icf::reloc_info_list): New method.
7044 (Icf::reloc_info_list_): New member.
7046 2010-02-19 Doug Kwan <dougkwan@google.com>
7048 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7049 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7050 * arm.cc (Arm_relocation_functions): New forward declaration.
7051 (Target_arm::Target_arm): Initialize new data members
7052 got_mod_index_offset_ and tls_base_symbol_defined_.
7053 (Target_arm::Relocate::relocate_tls): New method.
7054 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7055 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7057 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7058 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7059 (Target_arm::got_mod_index_offset_,
7060 Target_arm::tls_base_symbol_defined_): New data members.
7061 (Target_arm::Scan::local, Target::Scan::global,
7062 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7065 2010-02-18 Doug Kwan <dougkwan@google.com>
7067 * arm.cc (Arm_relobj::find_linked_text_section): New method.
7068 (Arm_relobj::make_exidx_input_section): Pass section index of linked
7069 text section as a parameter becuase some broken tools may not set
7070 the link in section header.
7071 (Target_arm::has_got_section): New method.
7072 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7073 without any mapping symbol as data only. Remove warning.
7074 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7075 link in its section header, try to discover the link by inspecting the
7076 REL31 relocation at the beginning of the section.
7077 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7079 (Target_arm::Scan::global): Treat any reference to the symbol
7080 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7082 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7084 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7085 (Scan::global_reloc_may_be_function_pointer): New function.
7086 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7087 (Scan::global_reloc_may_be_function_pointer): New function.
7088 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7089 (Scan::global_reloc_may_be_function_pointer): New function.
7090 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7091 (Scan::global_reloc_may_be_function_pointer): New function.
7092 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7093 (Scan::global_reloc_may_be_function_pointer): New function.
7094 (Scan::possible_function_pointer_reloc): New function.
7095 (Target_x86_64::can_check_for_function_pointers): New function.
7096 * gc.h (gc_process_relocs): Scan relocation types to determine if
7097 function pointers were taken for targets that support it.
7098 * icf.cc (Icf::find_identical_sections): Include functions for
7099 folding in safe ICF whose pointer is not taken.
7100 * icf.h (Secn_fptr_taken_set): New typedef.
7101 (fptr_section_id_): New member.
7102 (section_has_function_pointers): New function.
7103 (set_section_has_function_pointers): New function.
7104 (check_section_for_function_pointers): New function.
7105 * options.h: Fix comment for safe ICF option.
7106 * target.h (can_check_for_function_pointers): New function.
7107 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7108 Modify icf_safe_test for X86-64.
7109 * testsuite/Makefile.in: Regenerate.
7110 * testsuite/icf_safe_so_test.cc: New file.
7111 * testsuite/icf_safe_so_test.sh: New file.
7112 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7113 (main): Change to take pointer to function kept_func_3.
7114 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7115 folding is done correctly for X86-64.
7117 2010-02-12 David S. Miller <davem@davemloft.net>
7119 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7120 is_symbolless parameter.
7121 (Output_reloc<SHT_REL>::is_symbolless): New.
7122 (Output_reloc<SHT_REL>::is_symbolless_): New.
7123 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7124 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7125 (Output_reloc<SHT_RELA>::is_symbolless): New.
7126 (Output_data_reloc::add_global): Handle is_symbolless.
7127 (Output_data_reloc::add_global_relative): Likewise.
7128 (Output_data_reloc::add_local): Likewise.
7129 (Output_data_reloc::add_local_relative): Likewise.
7130 (Output_data_reloc::add_symbolless_global_addend): New.
7131 (Output_data_reloc::add_symbolless_local_addend): New.
7132 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7134 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7135 instead of ->is_relative_
7136 (Output_reloc::write): Likewise.
7137 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7138 (Output_reloc::write_rel): Simplify.
7140 * sparc.cc (Target_sparc::Scan::local): Use
7141 ->add_symbolless_local_addend as needed.
7142 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7143 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7144 based upon relocation offset.
7146 2010-02-11 Doug Kwan <dougkwan@google.com>
7148 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7149 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7150 beginning of function.
7151 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7152 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7153 parameter is_32bit in calls to should_apply_static_reloc.
7154 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7155 (check_DATA): Add arm_abs_global.stdout.
7156 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7157 arm_abs_global.stdout): New rules.
7158 (MOSTLLYCLEANFILES): Add arm_abs_global
7159 * Makefile.in: Regenerate.
7160 * testsuite/arm_abs_global.s: New file.
7161 * testsuite/arm_abs_global.sh: Ditto.
7162 * testsuite/arm_abs_lib.s: Ditto.
7164 2010-02-11 Ian Lance Taylor <iant@google.com>
7166 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7168 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7169 Allocate_commons_task first.
7170 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7171 task, rather than symtab_lock_.
7172 (Gc_process_relocs::~Gc_process_relocs): New function.
7173 (Gc_process_relocs::is_runnable): Check this_blocker_.
7174 (Gc_process_relocs::locks): Use next_blocker_ rather than
7176 (Scan_relocs::~Scan_relocs): New function.
7177 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7179 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7181 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7182 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7183 constructor accordingly.
7184 (class Gc_process_relocs): Likewise.
7185 (class Scan_relocs): Likewise.
7186 * common.h (class Allocate_commons_task): Remove symtab_lock_
7187 field, and corresponding constructor parameter.
7188 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7190 (Allocate_commons_task::locks): Likewise.
7192 2010-02-11 Ian Lance Taylor <iant@google.com>
7194 * gold-threads.h (class Once): Define.
7195 (class Initialize_lock): Rewrite as child of Once.
7196 * gold-threads.cc (class Once_initialize): Define.
7197 (once_pointer_control): New static variable.
7198 (once_pointer, once_arg): New static variables.
7199 (c_run_once): New static function.
7200 (Once::Once, Once::run_once, Once::internal_run): New functions.
7201 (class Initialize_lock_once): Remove.
7202 (initialize_lock_control): Remove.
7203 (initialize_lock_pointer): Remove.
7204 (initialize_lock_once): Remove.
7205 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7206 (Initialize_lock::initialize): Rewrite.
7207 (Initialize_lock::do_run_once): New function.
7208 * archive.cc (Archive::interpret_header): Only clear name if it is
7210 * fileread.cc: Include "gold-threads.h"
7211 (file_counts_lock): New static variable.
7212 (file_counts_initialize_lock): Likewise.
7213 (File_read::release): Only increment counts when using --stats.
7214 Use a lock around the increment.
7215 * parameters.cc (class Set_parameters_target_once): Define.
7216 (set_parameters_target_once): New static variable.
7217 (Parameters::Parameters): Move here from parameters.h.
7218 (Parameters::set_target): Rewrite.
7219 (Parameters::set_target_once): New function.
7220 (Parameters::clear_target): Move here and rewrite.
7221 * parameters.h (class Parameters): Update declarations. Add
7222 set_parameters_target_once_ field.
7223 (Parameters::Parameters): Move to parameters.cc.
7224 (Parameters::clear_target): Likewise.
7225 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7227 (Start_group::~Start_group): New function.
7228 (Start_group::is_runnable): New function.
7229 (Start_group::locks, Start_group::run): New functions.
7230 (Finish_group::run): Change saw_undefined to size_t.
7231 * readsyms.h (class Start_group): Define.
7232 (class Finish_group): Change saw_undefined_ field to size_t.
7233 (Finish_group::Finish_group): Remove saw_undefined and
7234 this_blocker parameters. Change all callers.
7235 (Finish_group::set_saw_undefined): New function.
7236 (Finish_group::set_blocker): New function.
7237 * symtab.h (class Symbol_table): Change saw_undefined to return
7238 size_t. Change saw_undefined_ field to size_t.
7239 * target-select.cc (Set_target_once::do_run_once): New function.
7240 (Target_selector::Target_selector): Initialize set_target_once_
7241 field. Don't initialize lock_ and initialize_lock_ fields.
7242 (Target_selector::instantiate_target): Rewrite.
7243 (Target_selector::set_target): New function.
7244 * target-select.h (class Set_target_once): Define.
7245 (class Target_selector): Update declarations. Make
7246 Set_target_once a friend. Remove lock_ and initialize_lock_
7247 fields. Add set_target_once_ field.
7249 2010-02-10 Ian Lance Taylor <iant@google.com>
7251 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7253 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7254 (queue_middle_tasks): Add all blockers before queueing any tasks.
7255 (queue_final_tasks): Likewise.
7256 * token.h (Task_token::add_blockers): New function.
7257 * object.h (Input_objects::number_of_relobjs): New function.
7259 2010-02-10 Ian Lance Taylor <iant@google.com>
7261 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7262 shared, not if not position independent.
7263 * x86_64.cc (Relocate::relocate_tls): Likewise.
7264 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7265 (tls_pie_pic_test): New target.
7266 * testsuite/Makefile.in: Rebuild.
7268 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7269 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7270 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7271 * testsuite/Makefile.in: Rebuild.
7273 2010-02-09 David S. Miller <davem@davemloft.net>
7275 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7276 R_SPARC_RELATIVE using ->add_local_relative().
7277 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7279 * output.h (Output_data_dynamic::add_section_size): New method
7280 that takes two Output_data objects.
7281 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7282 entry param. Handle it in initializers.
7283 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7284 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7285 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7287 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7288 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7289 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7290 for dynrel_includes_plt.
7291 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7292 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7293 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7295 (Target_sparc::do_finalize_sections): Update to pass true for
7296 dynrel_includes_plt.
7297 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7298 output before .rela.plt
7299 (Target_powerpc::do_finalize_sections): Update to pass true for
7300 dynrel_includes_plt when 32-bit.
7302 2010-02-08 Doug Kwan <dougkwan@google.com>
7304 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7306 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7307 Arm_relobj::scan_section_for_cortex_a8_stubs,
7308 Arm_relobj::do_relocation_section): Instead of calling
7309 Output_section::output_address, use faster
7310 Arm_relobj::simple_input_section_output_address.
7312 2010-02-08 David S. Miller <davem@davemloft.net>
7314 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7315 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7316 relocation helper function.
7318 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7319 just like R_SPARC_GOT{10,13,22}.
7320 (Target_sparc::Scan::local): Likewise.
7321 (Target_sparc::Relocate:relocate): Likewise.
7323 2010-02-06 Ian Lance Taylor <iant@google.com>
7325 * configure.ac: Rewrite targetobjs duplicate removal code to use
7326 only shell constructs.
7327 * configure: Rebuild.
7329 2010-02-05 Doug Kwan <dougkwan@google.com>
7332 * arm.cc (Arm_relobj::section_is_scannable): New method.
7333 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7334 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7336 2010-02-04 Doug Kwan <dougkwan@google.com>
7339 * arm-reloc-property.cc (cstdio): Include.
7340 * configure.ac (targetobjs): Remove duplicates.
7341 * configure: Regenerate.
7342 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7343 big and little endian version for a given address size.
7345 2010-02-03 Doug Kwan <dougkwan@google.com>
7347 * arm-reloc-property.cc
7348 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7350 * arm-reloc-property.h
7351 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7352 New method definition.
7353 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7355 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7357 (GOT_PREL): Change implemented to Y.
7358 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7359 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7360 (Arm_relocate_functions::movw_abs_nc): Remove method.
7361 (Arm_relocate_functions::movt_abs): Ditto.
7362 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7363 (Arm_relocate_functions::thm_movt_abs): Ditto.
7364 (Arm_relocate_functions::movw_rel_nc): Ditto.
7365 (Arm_relocate_functions::movw_rel): Ditto.
7366 (Arm_relocate_functions::movt_rel): Ditto.
7367 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7368 (Arm_relocate_functions:thm_movw_rel): Ditto.
7369 (Arm_relocate_functions:thm_movt_rel): Ditto.
7370 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7371 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7372 New method definitions.
7373 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7374 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7375 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7376 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7377 (Target_arm::Relocate::relocate): Check for non-static or
7378 unimplemented relocation code and exit early. Change calls to
7379 Target_arm::reloc_uses_thumb_bit and
7380 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7381 instead. Refactor code to handle similar relocations to increase
7382 code sharing. Remove check for unsupported relocation code in switch
7384 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7385 relocation property table to find out size. Change error message to
7386 print out the name of a relocation code instead of the numeric value.
7387 (Target_arm::scan_reloc_for_stub): Use relocation property table
7388 instead of calling Target_arm::reloc_uses_thumb_bit().
7390 2010-02-02 Doug Kwan <dougkwan@google.com>
7392 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7393 types of relaxed input section.
7395 2010-02-02 Doug Kwan <dougkwan@google.com>
7397 * Makefile.am (HFILES): Add arm-reloc-property.h.
7399 (TARGETSOURCES): Add arm-reloc-property.cc
7400 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7401 (libgold_a_SOURCES): $(DEFFILES)
7402 * Makefile.in: Regenerate.
7403 * arm-reloc-property.cc: New file.
7404 * arm-reloc-property.h: New file.
7405 * arm-reloc.def: New file.
7406 * arm.cc: Update comments.
7407 (arm-reloc-property.h): New included header.
7408 (arm_reloc_property_table): New global variable.
7409 (Target_arm::do_select_as_default_target): New method definition.
7410 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7411 arm-reloc-property to targ_extra_obj.
7412 * parameters.cc (set_parameters_target): Call
7413 Target::select_as_default_target().
7414 * target.h (Target::select_as_default_target): New method definition.
7415 (Target::do_select_as_default_target): Same.
7417 2010-02-01 Doug Kwan <dougkwan@google.com>
7419 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7420 first_output_text_section_.
7421 (Arm_exidx_fixup::first_output_text_section): New method definition.
7422 (Arm_exidx_fixup::first_output_text_section_): New data member.
7423 (Arm_exidx_fixup::process_exidx_section): Record the first text
7424 output section seen.
7425 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7426 and entsize in output section header.
7428 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7430 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7431 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7432 (Arm_relocate_functions::thm_alu11): New Method.
7433 (Arm_relocate_functions::thm_pc8): New Method.
7434 (Arm_relocate_functions::thm_pc12): New Method.
7435 (Target_arm::Scan::local): Handle the relocations.
7436 (Target_arm::Scan::global): Likewise.
7437 (Target_arm::Relocate::relocate): Likewise.
7438 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7440 2010-01-29 Doug Kwan <dougkwan@google.com>
7442 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7443 of relocation types as ld.
7445 2010-01-29 Doug Kwan <dougkwan@google.com>
7447 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7449 (Arm_relocate_functions::thumb_branch_common): Ditto.
7450 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7451 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7452 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7453 Arm_relocate_functions::jump24): Remove.
7454 (Target_arm::Relocate::relocate): Adjust code to call
7455 Arm_relocation_functions::arm_branch_common and
7456 Arm_relocation_functions::thumb_branch_common instead of their removed
7457 wrappers. Merge switch-cases together to reduce source code size.
7459 2010-01-29 Doug Kwan <dougkwan@google.com>
7461 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7462 output_local_symbol_count_needs_update_.
7463 (Arm_relobj::output_local_symbol_count_needs_update,
7464 Arm_relobj::set_output_local_symbol_count_needs_update,
7465 Arm_relobj::update_output_local_symbol_count): New methods.
7466 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7468 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7469 of pointed function as in a R_ARM_PREL31 relocation.
7470 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7471 for output local symbol count updating.
7472 (Target_arm::do_relax): Update output local symbol counts in objects
7474 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7476 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7478 * arm.cc: Added support for the ARM relocations:
7479 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7480 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7481 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7483 (Arm_relocate_functions::movw_rel): New method.
7484 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7485 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7487 (Arm_relocate_functions::thm_movw_rel): New method.
7488 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7490 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7492 (Target_arm::Scan::global): Likewise.
7493 (Target_arm::Relocate::relocate): Likewise.
7494 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7497 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7499 * arm.cc: Added support for ARM group relocations.
7500 (Target_arm::reloc_needs_sym_origin): New method.
7501 (Arm_relocate_functions::calc_grp_kn): New method.
7502 (Arm_relocate_functions::calc_grp_residual): New method.
7503 (Arm_relocate_functions::calc_grp_gn): New method.
7504 (Arm_relocate_functions::arm_grp_alu): New Method.
7505 (Arm_relocate_functions::arm_grp_ldr): New Method.
7506 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7507 (Arm_relocate_functions::arm_grp_ldc): New Method.
7508 (Target_arm::Scan::local): Handle the ARM group relocations.
7509 (Target_arm::Scan::global): Likewise.
7510 (Target_arm::Relocate::relocate): Likewise.
7511 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7514 2010-01-26 Doug Kwan <dougkwan@google.com>
7516 * arm.cc (set): Include.
7517 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7519 (Arm_output_section::Text_section_list): New type.
7520 (Arm_output_section::append_text_sections_to_list): New method.
7521 (Arm_output_section::fix_exidx_coverage): Ditto.
7522 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7523 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7524 Relobj::set_section_offset() instead of
7525 Sized_relobj::invalidate_section_offset().
7526 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7527 parameter for section headers. Ignore relocation sections for
7528 unallocated sections and EXIDX sections.
7529 (Target_arm::fix_exidx_coverage): New method.
7530 (Target_arm::output_section_address_less_than): New type.
7531 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7532 linked text section instead of the EXIDX section.
7533 (Arm_output_section::create_stub_group): Add an assertion to check
7534 that this is not an EXIDX output section.
7535 (Arm_output_section::append_text_sections_to_list): New method.
7536 (Arm_output_section::fix_exidx_coverage): Ditto.
7537 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7538 Arm_relobj::section_needs_reloc_stub_scanning.
7539 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7541 (Target_arm::fix_exidx_coverage): New method.
7542 * object.h (Relobj::set_output_section): New method.
7543 (Sized_relobj::invalidate_section_offset): Remove method.
7544 (Sized_relobj::do_invalidate_section_offset): Remove method.
7545 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7547 2010-01-25 Doug Kwan <dougkwan@google.com>
7549 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7550 Fix warning due to signed and unsigned comparison on a 32-bit host.
7552 2010-01-22 Doug Kwan <dougkwan@google.com>
7554 * arm.cc (Target_arm::do_relax): Record an output section for section
7555 offset adjustment it contains any stub table that has changed.
7556 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7557 offsets in an output section if necessary.
7558 * output.cc (Output_section::Output_section): Initialize
7559 section_offsets_need_adjustments_.
7560 (Output_section::add_input_section_for_script): Renamed to
7561 Output_section::add_simple_input_section.
7562 (Output_section::save_states): Add a comment.
7563 (Output_section::discard_states): New method defintion.
7564 (Output_section::adjust_section_offsets): Same.
7565 * output.h (Output_section::add_input_section_for_script): Renamed to
7566 Output_section::add_simple_input_section.
7567 (Output_section::discard_states): New method declaration.
7568 (Output_section::adjust_section_offsets): Same.
7569 (Output_section::section_offsets_need_adjustment,
7570 Output_section::set_section_offsets_need_adjustment): New method
7572 (Output_section::section_offsets_need_adjustment_): New data member.
7573 * script-sections.cc
7574 (Output_section_element_input::set_section_address): Adjust code for
7575 renaming of Output_section::add_input_section_for_script.
7576 (Orphan_output_section::set_section_address): Same.
7578 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7580 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7581 Fix_v4bx enum values .
7582 * gold/options.h (General_options): New option definitions.
7583 (General_options::fix_v4bx): New method.
7584 (General_options::Fix_v4bx): New enum.
7585 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7586 (General_options::parse_fix_v4bx_interworking): New method.
7588 2010-01-22 Doug Kwan <dougkwan@google.com>
7590 * arm.cc (Arm_exidx_fixup): New class.
7592 2010-01-21 Doug Kwan <dougkwan@google.com>
7594 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7596 (Arm_exidx_section_offset_map): New type.
7598 2010-01-21 Doug Kwan <dougkwan@google.com>
7600 * arm.cc (Arm_exidx_input_section): New class.
7601 (Arm_relobj::exidx_input_section_by_link,
7602 Arm_relobj::exidx_input_section_by_shndx,
7603 Arm_relobj::make_exidx_input_section): New methods.
7604 (read_arm_attributes_section): Remove.
7605 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7606 information about them.
7607 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7610 2010-01-20 Doug Kwan <dougkwan@google.com>
7612 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7613 Input_section_specifier to Section_id.
7614 (Target_arm::new_arm_input_section: Adjust code for change of key
7616 (Target_arm::find_arm_input_section): Ditto.
7617 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7618 (Section_id): Remove.
7619 (Garbage_collection::Section_id_hash): Remove.
7620 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7621 (Section_id): Remove.
7622 (Icf::Section_id_hash): Remove.
7623 * object.h (Section_id, Const_section_id, Section_id_hash,
7624 Const_section_id_hash): New type definitions.
7625 * output.cc (Output_section::add_relaxed_input_section): Change to
7626 use Const_section_id instead of Input_section_specifier as key type.
7627 (Output_section::add_merge_input_section): Ditto.
7628 (Output_section::build_relaxation_map): Change to use Section_id
7629 instead of Input_section_specifier as key type.
7630 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7632 (Output_section::convert_input_sections_to_relaxed_sections): Change
7633 to use Const_section_id instead of Input_section_specifier as key type.
7634 (Output_section::find_merge_section): Ditto.
7635 (Output_section::find_relaxed_input_section): Ditto.
7636 * output.h (Input_section_specifier): Remove class.
7637 (Output_section::Output_section_data_by_input_section_map): Change
7638 key type to Const_section_id.
7639 (Output_section::Output_relaxed_input_section_by_input_section_map):
7641 (Output_section::Relaxation_map): Change key type to Section_id.
7643 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7645 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7646 (class Arm_v4bx_stub): New class.
7647 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7648 (Stub_factory::make_arm_v4bx_stub): New method.
7649 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7650 (Stub_table::empty): Handle v4bx stubs.
7651 (Stub_table::add_arm_v4bx_stub): New method.
7652 (Stub_table::find_arm_v4bx_stub): New method.
7653 (Arm_relocate_functions::v4bx): New method.
7654 (Target_arm::fix_v4bx): New method.
7655 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7656 (Stub_table::relocate_stubs): Likewise.
7657 (Stub_table::do_write): Likewise.
7658 (Stub_table::update_data_size_and_addralign): Likewise.
7659 (Stub_table::finalize_stubs): Likewise.
7660 (Target_arm::Scan::local): Likewise.
7661 (Target_arm::Scan::global): Likewise.
7662 (Target_arm::do_finalize_sections): Likewise.
7663 (Target_arm::Relocate::relocate): Likewise.
7664 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7666 (Target_arm::scan_reloc_for_stub): Likewise.
7667 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7669 2010-01-19 Ian Lance Taylor <iant@google.com>
7671 * output.cc (Output_section_headers::do_sized_write): Write large
7672 segment count to sh_info field.
7673 (Output_file_header::do_sized_write): For large segment count,
7674 write PN_XNUM to e_phnum field.
7676 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7678 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7679 (Arm_relocate_functions::thm_jump8): New function.
7680 (Arm_relocate_functions::thm_jump11): New function.
7681 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7683 (Target_arm::Scan::global): Likewise.
7684 (Target_arm::Relocate::relocate): Likewise.
7685 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7688 2010-01-14 Doug Kwan <dougkwan@google.com>
7690 * arm.cc (map, utility): Include headers.
7691 (Target_arm::apply_cortex_a8_workaround): New method.
7692 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7693 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7694 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7695 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7696 the --[no-]fix-cortex-a8 command line options.
7697 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7698 (Target_arm::relocate_stub): Use addend in instruction template.
7699 * options.h (DEFINE_bool): Set the user-set flag.
7700 (General_options): Add --[no-]-fix-cortex options.
7701 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7702 : Update fast look-up map after conversion.
7704 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7706 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7707 in the first pass of do_layout.
7709 2010-01-13 Doug Kwan <dougkwan@google.com>
7711 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7712 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7713 apparent compiler problem of not folding static constant integral
7714 data members of elfcpp::Elf_sizes<32>.
7716 2010-01-13 Doug Kwan <dougkwan@google.com>
7718 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7719 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7720 Arm_relobj::scan_section_for_cortex_a8_erratum,
7721 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7722 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7723 sections to scan for relocation stubs into a new method
7724 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7725 relocation and Cortex-A8 stub scanning.
7726 (Target_arm::do_relax): Force stubs to be after stubbed sections
7727 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7728 the beginning of a new relaxation pass. Update a comment.
7729 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7731 2010-01-12 Ian Lance Taylor <iant@google.com>
7733 * target-reloc.h (visibility_error): New inline function.
7734 (relocate_section): Call visibility_error.
7735 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7736 (MOSTLYCLEANFILES): Likewise.
7737 (protected_4_pic.o, protected_3.err): New targets.
7738 * testsuite/protected_4.cc: New file.
7740 2010-01-12 Doug Kwan <dougkwan@google.com>
7742 * arm.cc (Cortex_a8_reloc): New class.
7743 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7744 and cortex_a8_relocs_info_.
7745 (Target_arm::fix_cortex_a8): New method definition.
7746 (Target_arm::Cortex_a8_relocs_info): New type.
7747 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7748 New data member declarations.
7749 (Target_arm::scan_reloc_for_stub): Record information about
7750 relocations for THUMB branches that might be exempted from the
7751 Cortex-A8 workaround.
7752 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7753 at the beginning of a relaxation pass.
7755 2010-01-12 Doug Kwan <dougkwan@google.com>
7757 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7758 (Arm_relobj::Mapping_symbol_position,
7759 Arm_reloj::Mapping_symbol_position_less,
7760 Arm_relobj::Mapping_symbols_info): New types.
7761 (Target_arm::is_mapping_symbol_name): New method definition.
7762 (Arm_relobj::do_count_local_symbols): Save information about mapping
7765 2010-01-11 Doug Kwan <dougkwan@google.com>
7767 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7768 Arm_relocate_functions::thumb32_branch_upper,
7769 Arm_relocate_functions::thumb32_branch_lower,
7770 Arm_relocate_functions::thumb32_cond_branch_offset,
7771 Arm_relocate_functions::thumb32_cond_branch_upper,
7772 Arm_relocate_functions::thumb32_cond_branch_lower,
7773 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7774 branch offset encoding.
7775 (Arm_relocate_functions::thumb_branch_common): Use new branch
7776 offset encoding methods to avoid code duplication.
7777 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7778 (Stub_addend_reader::operator()): Use new branch encoding method
7779 to avoid code duplication.
7781 2010-01-11 Doug Kwan <dougkwan@google.com>
7783 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7784 (Target_arm::do_finalize_sections): Define special EXIDX section
7785 symbols only if referenced.
7786 * gc.h (Garbage_collection::add_reference): New method.
7787 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7790 2010-01-11 Ian Lance Taylor <iant@google.com>
7792 * script.cc (Version_script_info::build_expression_list_lookup):
7793 Change complaing about duplicate wildcard match from error to
7796 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7798 (Version_script_info::Version_script_info): Initialize globs_,
7799 default_version_, default_is_global_, and exact_. Don't
7800 initialize globals_ or locals_.
7801 (Version_script_info::build_lookup_tables): Build local symbols
7803 (Version_script_info::unquote): New function.
7804 (Version_script_info::add_exact_match): New function.
7805 (Version_script_info::build_expression_list_lookup): Remove lookup
7806 parameter. Add is_global parameter. Change all callers. Handle
7807 wildcard pattern specially. Unquote pattern. Call
7809 (Version_script_info::get_name_to_match): New function.
7810 (Version_script_info::get_symbol_version): New function.
7811 (Version_script_info::get_symbol_version_helper): Remove.
7812 (Version_script_info::check_unmatched_names): Call unquote.
7813 * script.h (class Version_script_info): Change get_symbol_version
7814 to be non-inline and add is_global parameter; change all callers.
7815 Rewrite symbol_is_local. Update declarations. Define struct
7816 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7817 Remove globals_ and locals_ members. Add exact_, globs_,
7818 default_version_, is_global_.
7819 (Version_script_info::Glob): Remove pattern, add expression and
7820 is_global. Update constructor. Change all callers.
7821 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7823 (Versions::symbol_section_contents): If a symbol is undefined, or
7824 defined in a dynamic object, set the version index to
7826 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7828 (Symbol_table::add_from_pluginobj): Likewise.
7829 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7831 2010-01-11 Doug Kwan <dougkwan@google.com>
7833 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7834 (incremental_dump_LDADD): Add linking option for libintl.
7835 * Makefile.in: Regenerate.
7837 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7840 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7842 * testsuite/Makefile.in: Regenerated.
7844 2010-01-10 Doug Kwan <dougkwan@google.com>
7846 * options.h (DEFINE_var): Use parentheses around argument varname__
7847 in macro body to avoid any unintended subsequent substitutions.
7849 2010-01-10 Ian Lance Taylor <iant@google.com>
7851 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7852 candidates before doing symbol resolution.
7854 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7855 ODR candidates if only one is weak.
7857 2010-01-08 Ian Lance Taylor <iant@google.com>
7859 * script.cc (Version_script_info::build_expression_list_lookup):
7860 Don't warn about ambiguous version, just record the ambiguity.
7861 (Version_script_info::get_symbol_version_helper): Give error if
7862 version is ambiguous.
7864 2010-01-08 Doug Kwan <dougkwan@google.com>
7866 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7867 prev_data_size_ and prev_addralign_. Remove initializer for
7868 deleted data member has_been_changed_.
7869 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7870 to determine if the table is empty.
7871 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7873 (Stub_table::add_reloc_stub): Define method in class definition
7874 instead of just declaring it there.
7875 (Stub_table::add_cortex_a8_stub): New method definition.
7876 (Stub_table::update_data_size_and_addralign): Ditto.
7877 (Stub_table::finalize_stubs): Ditto.
7878 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7879 (Stub_table::do_addralign_): Return address alignment in the
7880 (Stub_table::do_reset_address_and_file_offset): Define method in
7881 class definition instead of declaring it there. Set current data
7882 size to be the data size of the previous pass.
7883 (Stub_table::set_final_data_size): Use current data size as the
7885 (Stub_table::relocate_stub): Change parameter type of stub from
7886 Reloc_stub pointer to Stub pointer.
7887 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7888 (Stub_table::Cortex_a8_stub_list): New typedef.
7889 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7890 Stub_table::prev_addralign_): New data member.
7891 (Arm_relobj::Arm_relobj): Initialize data member
7892 section_has_cortex_a8_workaround_.
7893 (Arm_relobj::section_has_cortex_a8_workaround,
7894 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7896 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7898 (Target_arm::relocate_stub): Change parameter type of stub from
7899 Reloc_stub pointer to Stub pointer.
7900 (Insn_template::size, Insn_template::alignment): Handle
7901 THUMB16_SPECIAL_TYPE.
7902 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7903 Stub_table::update_data_size_and_addralign,
7904 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7906 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7907 (Stub_table::do_write): Ditto.
7908 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7910 2010-01-08 Ian Lance Taylor <iant@google.com>
7913 * symtab.h (class Symbol): Remove fields is_target_special_ and
7914 has_plt_offset_. Add field is_defined_in_discarded_section_.
7915 (Symbol::is_defined_in_discarded_section): New function.
7916 (Symbol::set_is_defined_in_discarded_section): New function.
7917 (Symbol::has_plt_offset): Rewrite.
7918 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7919 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7920 Don't initialize is_target_special_ or has_plt_offset_.
7921 Initialize is_defined_in_discarded_section_.
7922 (Symbol_table::add_from_relobj): If appropriate, set
7923 is_defined_in_discarded_section.
7924 * resolve.cc (Symbol::override_base_with_special): Don't test
7925 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7926 * target-reloc.h (relocate_section): Do special handling for
7927 symbols defined in discarded sections for global symbols as well
7930 2010-01-08 Ian Lance Taylor <iant@google.com>
7932 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7933 the SHT_SYMTAB case.
7935 2010-01-08 Ian Lance Taylor <iant@google.com>
7937 * object.cc (Sized_relobj::do_layout): Don't get confused if
7938 layout_eh_frame returns NULL.
7940 2010-01-08 Ian Lance Taylor <iant@google.com>
7943 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7944 dynamic symbol table, use the normal symbol table.
7945 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7948 2010-01-08 Ian Lance Taylor <iant@google.com>
7951 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7954 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7956 * version.cc (print_version): Change to "Copyright 2010".
7958 2010-01-08 Ian Lance Taylor <iant@google.com>
7962 * i386.cc (class Target_i386): Change return type of plt_section
7964 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7965 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7966 tls_desc_rel_ field.
7967 (Output_data_plt_i386::rel_tls_desc): New function.
7968 (Target_i386::rel_tls_desc_section): New function.
7969 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7970 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7971 R_386_TLS_DESC reloc in rel_tls_desc_section.
7972 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7973 Define struct Tlsdesc_info.
7974 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7975 (Target_x86_64::do_reloc_symbol_index): New function.
7976 (Target_x86_64::add_tlsdesc_info): New function.
7977 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7978 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7980 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7982 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7983 (Target_x86_64::rela_tlsdesc_section): New function.
7984 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7986 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7987 (Target_x86_64::do_reloc_addend): New function.
7988 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7989 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7990 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7991 (Output_reloc::type): New function.
7992 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7993 (Output_reloc::is_target_specific): New function.
7994 (Output_reloc::target_arg): New function.
7995 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7996 absolute relocs and target specific relocs.
7997 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7998 add_target_specific.
7999 (class Output_data_reloc) [SHT_RELA]: Likewise.
8000 * output.cc (Output_reloc::Output_reloc): Add four new versions
8001 for absolute relocs and target specific relocs.
8002 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
8003 (Output_reloc::get_symbol_index): Likewise.
8004 (Output_reloc::local_section_offset): Check that local_sym_index_
8005 is not TARGET_CODE or 0.
8006 (Output_reloc::symbol_value): Likewise.
8007 (Output_reloc::write) [SHT_RELA]: Call target for target specific
8009 * target.h (class Target): Add reloc_symbol_index and reloc_addend
8010 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
8012 * layout.cc (add_target_dynamic_tags): Use output section for
8013 DT_PLTRELSZ and DT_JMPREL.
8015 2010-01-07 Ian Lance Taylor <iant@google.com>
8018 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8020 (class Output_data_reloc_generic): Define.
8021 (class Output_data_reloc_base): Change base class to
8022 Output_data_reloc_generic. Change add() method to call
8023 bump_relative_reloc_count for a relative reloc. Remove
8025 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8027 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8028 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
8030 * layout.h (class Layout): Update declaration.
8032 2010-01-07 Ian Lance Taylor <iant@google.com>
8034 * output.h (class Output_data): Add const version of
8035 output_section and do_output_section.
8036 (class Output_section_data): Add const version of
8038 (class Output_section): Likewise.
8039 * layout.cc (Layout::add_target_dynamic_tags): New function.
8040 * layout.h (class Layout): Update declarations.
8041 * arm.cc (Target_arm::do_finalize_sections): Use
8042 add_target_dynamic_tags.
8043 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8044 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8045 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8046 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8048 2010-01-07 Ian Lance Taylor <iant@google.com>
8051 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8054 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8055 Ian Lance Taylor <iant@google.com>
8058 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8059 Xindex::read_symtab_xindex.
8061 2010-01-07 Doug Kwan <dougkwan@google.com>
8063 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8064 (Insn_template::thumb16_bcond_insn): New method declaration.
8065 (Insn_template): Fix spelling.
8066 (Stub::thumb16_special): New method declaration.
8067 (Stub::do_write): Define virtual method which was previously pure
8069 (Stub::do_thumb16_special): New method declaration.
8070 (Stub::do_fixed_endian_write): New template member.
8071 (Reloc_stub::do_write): Remove.
8072 (Reloc_stub::do_fixed_endian_write): Remove.
8073 (Cortex_a8_stub): New class definition.
8074 (Stub_factory::make_cortex_a8_stub): New method definition.
8075 (Stub_factory::Stub_factory): Add missing static storage class
8076 qualifier for elf32_arm_stub_a8_veneer_blx.
8078 2010-01-07 Ian Lance Taylor <iant@google.com>
8081 * options.h (class General_options): Add --warn-unresolved-symbols
8082 and --error-unresolved-symbols.
8083 * errors.cc (Errors::undefined_symbol): Implement
8084 --warn-unresolved-symbols.
8086 * options.h (class General_options): Add -z text and -z textoff.
8087 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8089 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8091 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8092 (Garbage_collection::cident_sections): New function.
8093 (Garbage_collection::add_cident_section): New function.
8094 (Garbage_collection::cident_sections_): New member.
8095 (gc_process_relocs): Add references to sections whose names are C
8097 * gold.h (cident_section_start_prefix): New constant.
8098 (cident_section_stop_prefix): New constant.
8099 (is_cident): New function.
8100 * layout.cc (Layout::define_section_symbols): Replace string constants
8101 with the newly defined constants.
8102 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8104 * testsuite/Makefile.am: Add gc_orphan_section_test.
8105 * testsuite/Makefile.in: Regenerate.
8106 * testsuite/gc_orphan_section_test.cc: New file.
8107 * testsuite/gc_orphan_section_test.sh: New file.
8109 2010-01-06 Ian Lance Taylor <iant@google.com>
8112 * options.h (class General_options): Add --warn-shared-textrel.
8113 * layout.cc (Layout::finish_dynamic_section): Implement
8114 --warn-shared-textrel.
8117 * options.h (class General_options): Add --warn-multiple-gp.
8119 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8121 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8122 $(THREADSLIB) and $(LIBDL).
8123 * Makefile.in: Rebuild.
8125 2010-01-06 Ian Lance Taylor <iant@google.com>
8128 * options.cc (General_options::parse_section_start): New function.
8129 (General_options::section_start): New function.
8130 (General_options::General_options): Initialize all members.
8131 * options.h: Include <map>
8132 (class General_options): Add --section-start. Add section_starts_
8134 * layout.cc (Layout::attach_allocated_section_to_segment): If
8135 --section-start was used, set the address of the segment. Remove
8136 local sort_sections.
8137 (Layout::relaxation_loop_body): If the address of the load segment
8138 has been set by --section-start, don't use it.
8139 * output.h (Output_segment::update_flags_for_output_section): New
8141 * output.cc (Output_segment::add_output_section): Call
8142 update_flags_for_output_section.
8144 2010-01-05 Ian Lance Taylor <iant@google.com>
8147 * options.h (class General_options): Add --undefined-version.
8148 * script.cc (struct Version_expression): Add was_matched_by_symbol
8150 (Version_script_info::matched_symbol): New function.
8151 (Version_script_info::get_symbol_version_helper): Call
8153 (Version_script_info::check_unmatched_names): New function.
8154 * script.h (class Version_script_info): Update declarations.
8155 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8157 * options.h (class General_options): Use DEFINE_bool_alias for
8158 allow_multiple_definition.
8159 * resolve.cc (Symbol_table::should_override): Don't test
8160 allow_multiple_definition.
8163 * options.h (class General_options): Add --cref.
8164 * main.cc (main): Print cref table if --cref. Don't close mapfile
8165 until after printing cref table.
8166 * cref.cc: Include "symtab.h".
8167 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8168 (Cref_table_compare::operator()): New function.
8169 (Cref_inputs::gather_cref): New function.
8170 (filecol): New static const.
8171 (Cref_inputs::print_cref): New function.
8172 (Cref::print_cref): New function.
8173 * cref.h: Include <cstdio>.
8174 (class Cref): Update declarations.
8175 * mapfile.h (Mapfile::file): New function.
8176 * object.h (class Object): Define Symbols. Declare virtual
8177 do_get_global_symbols.
8178 (Object::get_global_symbols): New function.
8179 * object.cc (Input_objects::add_object): Pass object to cref_ if
8181 (Input_objects::archive_start): Likewise.
8182 (Input_objects::archive_stop): Likewise.
8183 (Input_objects::print_cref): New function.
8184 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8185 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8187 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8189 * plugin.h (class Sized_pluginobj): Update declarations.
8191 2010-01-05 Ian Lance Taylor <iant@google.com>
8193 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8194 to is_default_version. Rename insdef to insdefault.
8195 (Symbol_table::add_from_relobj): Rename def to is_default_version
8196 and local to is_forced_local.
8197 (Symbol_table::add_from_pluginobj): Likewise.
8198 (Symbol_table::add_from_dynobj): Likewise.
8199 (Symbol_table::define_special_symbol): Rename insdef to
8202 2010-01-04 Ian Lance Taylor <iant@google.com>
8205 * options.h (class General_options): Add
8206 --allow-multiple-definition and -z muldefs.
8207 * resolve.cc (Symbol_table::should_override): Don't warn about a
8208 multiple symbol definition if --allow-multiple-definition or -z
8212 * options.h (class General_options): Add --add-needed and
8213 --copy-dt-needed-entries. Tweak --as-needed help entry.
8214 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8215 error if --copy-dt-needed-entries aka --add-needed is used and
8216 would cause a change in behaviour.
8219 * options.h (class General_options): Add -G as a short version of
8220 --shared. Add no-op options -assert, -g, and -i.
8222 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8224 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8225 check for .text or .gnu.linkonce.t sections.
8226 * icf.cc (Icf::find_identical_sections): Ditto.
8227 Change the detection for mangled function name within the section
8229 * icf.h (is_section_foldable_candidate): New function.
8231 2009-12-30 Ian Lance Taylor <iant@google.com>
8234 * options.h (class General_options): Permit two dashes with
8235 --retain-symbols-file.
8237 2009-12-30 Ian Lance Taylor <iant@google.com>
8240 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8241 don't put the file header and segment headers in the text
8245 * common.cc (Sort_commons::operator()): Stabilize sort when both
8247 (Symbol_table::do_allocate_commons_list): When allocating common
8248 symbols, skip a symbol which is no longer common.
8249 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8250 an object before checking its type.
8251 * testsuite/common_test_2.c: New file.
8252 * testsuite/common_test_3.c: New file.
8253 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8254 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8255 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8256 (common_test_2_pic.o, common_test_2.so): New targets.
8257 (common_test_3_pic.o, common_test_3.so): New targets.
8258 * testsuite/Makefile.in: Rebuild.
8261 * script.cc (read_input_script): If we see a new SECTIONS clause,
8262 and we have added an input section, give an error.
8263 * layout.h (class Layout): Add have_added_input_section function.
8264 Add have_added_input_section_ field.
8265 * layout.cc (Layout::Layout): Initialize
8266 have_added_input_section_.
8267 (Layout::layout): Set have_added_input_section_.
8268 (Layout::layout_eh_frame): Likewise.
8270 2009-12-30 Ian Lance Taylor <iant@google.com>
8273 * options.h (class General_options): Add --sort-common option.
8274 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8275 * common.cc (Sort_common): Add sort_order parameter to
8276 constructor. Add sort_order_ field.
8277 (Sort_commons::operator): Check sort_order_.
8278 (Symbol_table::allocate_commons): Determine the sort order.
8279 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8281 (Symbol_table::do_allocate_commons_list): Likewise.
8283 2009-12-30 Ian Lance Taylor <iant@google.com>
8286 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8287 symbols from this object, don't change the visibility of an
8289 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8291 2009-12-30 Ian Lance Taylor <iant@google.com>
8294 * script.h (class Version_script_info): Define Language enum.
8295 Update declarations. Define Glob, Exact, and Lookup types. Add
8296 new fields globals_, locals_, and is_finalized_.
8297 * script.cc: Various formatting fixes.
8298 (class Parser_closure): Change language_stack_ from a vector of
8299 std::string to one of Version_script_info::Language. Adjust all
8301 (class Lazy_demangler): Remove.
8302 (struct Version_expression): Change language from std::string to
8303 Version_script_info::Language.
8304 (Version_script_info::Version_script_info): New function.
8305 (Version_script_info::~Version_script_info): Don't call clear.
8306 (Version_script_info::finalize): New function.
8307 (Version_script_info::build_lookup_tables): New function.
8308 (Version_script_info::build_expression_list_lookup): New
8310 (Version_script_info::get_symbol_version_helper): Rewrite to use
8312 (Version_script_info::print_expression_list): Adjust to use
8313 Version_script_info::Language.
8314 (script_push_lex_into_version_mode): Check that the version script
8315 has not been finalized.
8316 (version_script_push_lang): Change language string to
8317 Version_script_info::Language.
8318 * options.cc (Command_line::version_script): New function.
8319 * options.h (class General_options): Add finalize_dynamic_list
8320 function. Change version_script from declaration to definition.
8321 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8322 * testsuite/version_script.map: Remove duplicate def of foo.
8323 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8325 * testsuite/Makefile.in: Rebuild.
8327 2009-12-30 Ian Lance Taylor <iant@google.com>
8330 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8331 if the input symbol index is 0, make the output symbol index 0.
8333 2009-12-30 Ian Lance Taylor <iant@google.com>
8336 * options.h (class General_options): Add -x/--discard-all.
8337 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8338 --discard-all. If the local symbol needs a dynamic entry, check
8339 that before handling --discard-locals.
8341 2009-12-30 Ian Lance Taylor <iant@google.com>
8344 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8346 (Output_segment::add_output_section): Don't change the flags if
8350 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8351 GNU hash table if they need a dynamic value. Otherwise, don't add
8352 them if they are defined in a dynamic object or are forced local.
8354 2009-12-29 Ian Lance Taylor <iant@google.com>
8357 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8358 .gnu.hash table for a 32-bit target.
8361 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8362 regular and a dynamic object only needs a dynamic symbol table
8363 entry if it is externally visible.
8366 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8367 constructor. Add global_offset_table_ field.
8368 (Target_i386::got_section): Set global_offset_table_.
8369 (Target_i386::do_finalize_sections): Set global_offset_table_
8371 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8372 in constructor. Add global_offset_table_ field.
8373 (Target_x86_64::got_section): Set global_offset_table_.
8374 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8377 * layout.cc (Layout::Layout): Initialize increase_relro_.
8378 (Layout::get_output_section): Add is_relro, is_last_relro, and
8379 is_first_non_relro parameters. Change all callers.
8380 (Layout::choose_output_section): Likewise.
8381 (Layout::add_output_section_data): Likewise.
8382 (Layout::make_output_section): Likewise.
8383 (Layout::set_segment_offsets): Clear increase_relro when using a
8385 * layout.h (class Layout): Add increase_relro method. Add
8386 increase_relro_ field. Update declarations.
8387 * output.cc (Output_section::Output_section): Initialize
8388 is_last_relro_ and is_first_non_relro_.
8389 (Output_segment::add_output_section): Group relro sections is
8390 do_sort is true. Handle is_last_relro and is_first_non_relro.
8391 (Output_segment::maximum_alignment): Remove relro handling.
8392 (Output_segment::set_section_addresses): Add increase_relro
8393 parameter. Change all callers. Add initial alignment to align
8394 relro sections on separate page. Remove old relro handling.
8395 (Output_segment::set_section_list_addresses): Remove in_relro
8396 parameter. Change all callers.
8397 (Output_segment::set_offset): Add increase parameter. Change all
8398 callers. Remove old relro handling.
8399 * output.h (class Output_section): Add new methods: is_last_relro,
8400 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8401 Add is_last_relro_ and is_first_non_relro_ fields.
8402 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8403 Create separate .got.plt section. Call increase_relro.
8404 * x86_64.cc (Target_x86_64::got_section): Likewise.
8405 * testsuite/relro_script_test.t: Add .got.plt.
8408 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8409 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8410 (Layout::finalize): Call set_dynamic_symbol_size.
8411 (Layout::set_dynamic_symbol_size): New function.
8412 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8413 set_dynamic_symbol_size.
8416 * output.h (class Output_section): Add is_entsize_zero_ field.
8417 * output.cc (Output_section::Output_section): Initialize
8419 (Output_section::set_entsize): If two different entsizes are
8420 requested, force it to zero.
8421 (Output_section::add_input_section): Set flags for .debug_str
8422 before updating section flags. Set entsize.
8423 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8424 and SHF_STRING if all input sections have those flags.
8426 2009-12-29 Rafael Espindola <espindola@google.com>
8428 * main.cc (main): Fix the sys time reporting.
8429 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8432 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8434 * options.cc (General_options::parse_version): Allow -v to exit
8435 without an error if there is nothing to link.
8437 2009-12-29 Ian Lance Taylor <iant@google.com>
8439 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8440 using a version of gcc before 4.1.
8441 * configure: Rebuild.
8443 2009-12-28 Chris Demetriou <cgd@google.com>
8445 * attributes.cc (Output_attributes_section_data::do_write): Use
8446 std::vector::front rather than std::vector::data.
8448 2009-12-28 Ian Lance Taylor <iant@google.com>
8450 * symtab.h (class Symbol_table): Add enum Defined.
8451 * resolve.cc (Symbol_table::should_override): Add defined
8452 parameter. Change all callers. Test whether object is NULL
8453 before calling a method on it.
8454 (Symbol_table::report_resolve_problem): Add defined parameter.
8456 (Symbol_table::should_override_with_special): Likewise.
8457 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8458 parameter. Change all callers.
8459 (Symbol_table::do_define_in_output_data): Likewise.
8460 (Symbol_table::define_in_output_segment): Likewise.
8461 (Symbol_table::do_define_in_output_segment): Likewise.
8462 (Symbol_table::define_as_constant): Likewise.
8463 (Symbol_table::do_define_as_constant): Likewise.
8464 * script.h (class Symbol_assignment): Add is_defsym parameter to
8465 constructor; change all callers.
8466 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8467 parameter. Change all callers. Add is_defsym_ field.
8468 (class Parser_closure): Add parsing_defsym parameter to
8469 constructor; change all callers. Add parsing_defsym accessor
8470 function. Add parsing_defsym_ field.
8472 2009-12-28 Ian Lance Taylor <iant@google.com>
8474 * gold.cc (queue_middle_tasks): Fix formatting.
8475 * object.cc (Relobj::is_section_name_included): Likewise.
8477 2009-12-23 Ian Lance Taylor <iant@google.com>
8479 * i386.cc (Target_i386::do_calls_non_split): Recognize
8480 -fsplit-stack prologue for a function with a static chain.
8481 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8482 -fsplit-stack prologue when using %r11.
8484 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8486 * options.cc (General_options::parse_version): Make -v continue and do
8487 the link like GNU ld does.
8489 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8491 * Makefile.am (CCFILES): Add timer.cc.
8492 (HFILES): Add timer.h.
8493 * configure.ac: Check for sysconf and times.
8494 * main.cc: include timer.h.
8495 (main): Use Timer instead of get_run_time.
8498 * workqueue.cc: include timer.h.
8499 (Workqueue::find_and_run_task):
8500 Report user, sys and wall time.
8501 * Makefile.in: Regenerate.
8502 * config.in: Regenerate.
8503 * configure: Regenerate.
8505 2009-12-16 Doug Kwan <dougkwan@google.com>
8507 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8509 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8510 relaxed input sections.
8511 * output.cc (Output_section::find_relaxed_input_section): Change
8512 return type to Output_relaxed_input_section pointer. Adjust code
8513 for new type of relaxed_input_section_map_.
8514 * output.h (Output_section::find_relaxed_input_section): Change
8515 return type to Output_relaxed_input_section pointer.
8516 (Output_section::Output_relaxed_input_section_by_input_section_map):
8518 (Output_section::relaxed_input_section_map_): Change type to
8519 Output_section::Output_relaxed_input_section_by_input_section_map.
8520 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8523 2009-12-15 Ian Lance Taylor <iant@google.com>
8525 * layout.cc (Layout::create_shstrtab): Only write out after input
8526 sections if we are compressing debug sections.
8528 2009-12-15 Ian Lance Taylor <iant@google.com>
8530 * archive.cc (Archive::add_symbols): Only look up a symbol without
8531 a version if there is, in fact, a version.
8533 2009-12-14 Ian Lance Taylor <iant@google.com>
8535 Revert -Wshadow changes, all changes from:
8536 2009-12-11 Doug Kwan <dougkwan@google.com>
8537 2009-12-11 Nick Clifton <nickc@redhat.com>
8538 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8540 2009-12-11 Doug Kwan <dougkwan@google.com>
8542 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8544 * attributes.cc (Object_attribute::size): Ditto.
8545 (Attributes_section_data::size): Ditto.
8546 (Attributes_section_data::Attributes_section_data): Ditto.
8547 (Output_attributes_section_data::do_write): Ditto.
8548 * attributes.h (Object_attribute::set_type): Ditto.
8549 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8551 2009-12-11 Nick Clifton <nickc@redhat.com>
8553 * archive.cc: Fix shadowed variable warnings.
8555 * compressed_output.cc: Likewise.
8556 * compressed_output.h: Likewise.
8557 * configure: Likewise.
8558 * dwarf_reader.cc: Likewise.
8559 * dynobj.cc: Likewise.
8560 * dynobj.h: Likewise.
8561 * ehframe.cc: Likewise.
8562 * ehframe.h: Likewise.
8563 * errors.cc: Likewise.
8564 * expression.cc: Likewise.
8565 * fileread.cc: Likewise.
8566 * fileread.h: Likewise.
8567 * freebsd.h: Likewise.
8568 * i386.cc: Likewise.
8570 * incremental.h: Likewise.
8571 * layout.cc: Likewise.
8572 * layout.h: Likewise.
8573 * mapfile.cc: Likewise.
8574 * merge.cc: Likewise.
8575 * merge.h: Likewise.
8576 * object.cc: Likewise.
8577 * object.h: Likewise.
8578 * options.h: Likewise.
8579 * output.cc: Likewise.
8580 * output.h: Likewise.
8581 * parameters.cc: Likewise.
8582 * plugin.cc: Likewise.
8583 * powerpc.cc: Likewise.
8584 * reduced_debug_output.cc: Likewise.
8585 * reduced_debug_output.h: Likewise.
8586 * reloc.cc: Likewise.
8587 * reloc.h: Likewise.
8588 * resolve.cc: Likewise.
8589 * script-sections.cc: Likewise.
8590 * script.cc: Likewise.
8591 * script.h: Likewise.
8592 * sparc.cc: Likewise.
8593 * symtab.cc: Likewise.
8594 * symtab.h: Likewise.
8595 * target-select.cc: Likewise.
8596 * target-select.h: Likewise.
8597 * token.h: Likewise.
8598 * workqueue.cc: Likewise.
8599 * workqueue.h: Likewise.
8600 * x86_64.cc: Likewise.
8602 2009-12-10 Doug Kwan <dougkwan@google.com>
8604 * arm.cc (attributes.h): New include.
8605 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8606 (Arm_relobj::~Arm_relobj): Delete object pointed by
8607 attributes_section_data_.
8608 (Arm_relobj::attributes_section_data): New method definition.
8609 (Arm_relobj::attributes_section_data_): New data member declaration.
8610 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8611 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8612 attributes_section_data_.
8613 (Arm_dynobj::attributes_section_data): New method definition.
8614 (Arm_dynobj::attributes_section_data_): New data member declaration.
8615 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8616 initialization value of may_use_blx_ to false.
8617 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8618 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8619 object attributes to compute results instead of hard-coding.
8620 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8621 Target_arm::get_secondary_compatible_arch,
8622 Target_arm::set_secondary_compatible_arch
8623 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8624 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8625 New method declarations.
8626 (Target_arm::get_aeabi_object_attribute): New method definition.
8627 (Target_arm::attributes_section_data_): New data member declaration.
8628 (read_arm_attributes_section): New template definition.
8629 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8630 (Arm_dynobj::do_read_symbols): Ditto.
8631 (Target_arm::do_finalize_sections): Merge attributes sections from
8632 input. Check for BLX use after attributes section merging.
8633 Fix __exidx_start and __exidx_end visibility. Create an
8634 .ARM.attributes section if necessary.
8635 (Target_arm::get_secondary_compatible_arch,
8636 Target_arm::set_secondary_compatible_arch,
8637 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8638 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8639 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8640 New method definitions.
8642 2009-12-09 Ian Lance Taylor <iant@google.com>
8644 * plugin.cc (Plugin::load): Don't cast from void* to a function
8647 2009-12-09 Ian Lance Taylor <iant@google.com>
8649 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8652 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8654 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8655 Replace two_file_shared_1.so with two_file_shared_2.so.
8656 * testsuite/Makefile.in: Regenerated.
8658 2009-12-08 Doug Kwan <dougkwan@google.com>
8660 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8661 (HFILES): Add attributes.h and int_encoding.h.
8662 * Makefile.in: Regenerate.
8663 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8664 function definitions to int_encoding.cc
8665 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8666 prototypes to int_encoding.h
8667 * reduced_debug_output.cc (int_encoding.h): New include.
8668 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8669 function definitions to int_encoding.cc
8670 (insert_into_vector, read_from_pointer): Move template definitions to
8672 * attributes.cc: New file.
8673 * attributes.h: New file.
8674 * int_encoding.cc: New file.
8675 * int_encoding.h: New file.
8677 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8680 * incremental-dump.cc (dump_incremental_inputs): New.
8681 (main): Use dump_incremental_inputs.
8683 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8686 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8687 checking elfcpp::STT_FUNC.
8688 (Target_i386::Relocate::relocate): Likewise.
8689 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8691 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8692 symbols from shared libraries into normal FUNC symbols.
8694 * symtab.h (Symbol): Add is_func and use it.
8696 2009-12-05 Doug Kwan <dougkwan@google.com>
8698 * arm.cc (Target_arm::arm_info): Initialize new fields
8699 attributes_section and attributes_vendor.
8700 * i386.cc (Target_i386::i386_info): Same.
8701 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8702 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8703 fields attributes_section and attributes_vendor.
8704 * sparc.cc (Target_sparc::sparc_info): Same.
8705 * target.h (Target::attributes_section, Target::attributes_vendor,
8706 Target::is_attributes_section, Target::attribute_arg_type,
8707 Target::attributes_order): New method definitions.
8708 (Target::Target_info::attributes_section,
8709 Target::Target_info::attributes_vendor): New fields.
8710 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8711 virtual method definitions.
8712 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8713 attributes_section and attributes_vendor.
8714 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8716 2009-12-05 Doug Kwan <dougkwan@google.com>
8718 * arm.cc: Update comments about interworking and stub generation.
8719 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8720 considered as non-PIC.
8721 (Arm_relocate_functions::base_abs): Fix formatting.
8722 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8723 of function to use GOT entry address instead of offset.
8724 (Target_arm::Scan::global): Issue an error if a symbol would need a
8725 PLT does not get one because it is untyped. Remove code to create
8726 dynamic symbols for relative branches.
8727 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8728 takes unsigned integer instead of boolean.
8730 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8732 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8733 (two_file_test_LDADD): Likewise.
8734 (common_test_1_LDADD): Likewise.
8735 (exception_test_LDADD) Likewise.
8736 (weak_test_LDADD): Likewise.
8737 (many_sections_test_LDADD): Likewise.
8738 (initpri1_LDADD): Likewise.
8739 (script_test_1_LDADD): Likewise.
8740 (script_test_2_LDADD): Likewise.
8741 (justsyms_LDADD): Likewise.
8742 (binary_test_LDADD): Likewise.
8743 (large_LDADD): Likewise.
8744 * testsuite/Makefile.in: Regenerated.
8746 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8748 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8749 (Symbol_table::override_with_special): Likewise.
8750 (Symbol_table::add_from_object): Likewise.
8752 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8754 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8755 Don't set the data_offset twice.
8757 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8759 * testsuite/Makefile.in: Regenerate.
8761 2009-12-03 Doug Kwan <dougkwan@google.com>
8763 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8764 (Target_arm::do_finalize_sections): Add parameter for symbol table
8765 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8766 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8767 parameter for symbol table pointer.
8768 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8769 an additional parameter for a pointer to symbol table.
8770 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8771 parameter for a symbol table pointer.
8772 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8773 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8775 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8776 parameter for a symbol table pointer.
8778 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8780 * incremental.cc (Incremental_inputs_header)
8781 (Incremental_inputs_header_write, Incremental_inputs_entry)
8782 (Incremental_inputs_entry_write): Move ...
8783 * incremental.h (Incremental_inputs_header)
8784 (Incremental_inputs_header_write, Incremental_inputs_entry)
8785 (Incremental_inputs_entry_write): here.
8787 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8789 * incremental.cc (make_sized_incremental_binary): Set the target.
8790 Error if it is incompatible.
8791 * output.h (Output_file): Add filename method.
8793 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8795 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8796 from the get_* methods.
8798 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8800 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8801 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8802 Write 0 for the data_offset of scripts.
8804 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8806 * testsuite/Makefile.am: Add the incremental_test.sh test.
8807 * testsuite/incremental_test.sh: New.
8808 * testsuite/incremental_test_1.c: New.
8809 * testsuite/incremental_test_2.c: New.
8811 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8813 * incremental-dump.cc (main): Fix typos.
8815 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8818 * incremental-dump.cc (main): Use llu to print 64 bit values.
8820 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8821 H.J. Lu <hongjiu.lu@intel.com>
8823 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8825 (incremental_dump_LDADD): Likewise.
8826 * Makefile.in: Regenerated.
8828 2009-11-25 Doug Kwan <dougkwan@google.com>
8832 2009-11-25 Doug Kwan <dougkwan@google.com>
8834 * arm.cc (Target_arm::Target_arm): Move method definition
8835 outside of class definition. Add code to handle
8836 --target1-rel, --target1-abs and --target2= options.
8837 (Target_arm::get_reloc_reloc_type): Change method to be
8838 non-static and const.
8839 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8840 New data member declaration.
8841 (Target_arm::Scan::local, Target_arm::Scan::global,
8842 Target_arm::Relocate::relocate,
8843 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8844 Adjust call to Target_arm::get_real_reloc_type.
8845 (Target_arm::get_real_reloc_type): Use command line options
8846 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8847 * options.h (--target1-rel, --target1-abs, --target2): New
8850 2009-11-25 Doug Kwan <dougkwan@google.com>
8852 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8853 class definition. Add code to handle --target1-rel, --target1-abs
8854 and --target2= options.
8855 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8857 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8859 (Target_arm::Scan::local, Target_arm::Scan::global,
8860 Target_arm::Relocate::relocate,
8861 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8862 call to Target_arm::get_real_reloc_type.
8863 (Target_arm::get_real_reloc_type): Use command line options to
8864 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8865 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8868 2009-11-25 Doug Kwan <dougkwan@google.com>
8870 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8871 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8872 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8874 (Arm_relocate_functions::thm_call): Replace body with a call to
8875 Arm_relocate_functions::thumb_branch_common.
8876 (Arm_relocate_functions::thm_jump24,
8877 Arm_relocate_functions::thm_xpc22): New method definitions.
8878 (Arm_relocate_functions::thumb_branch_common): New method definition.
8879 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8881 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8882 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8884 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8886 * Makefile.am: Build incremental-dump
8887 * Makefile.in: Regenerate.
8888 * incremental-dump.cc: New.
8889 * incremental.cc (Incremental_inputs_header_data,
8890 Incremental_inputs_entry_data): Move to incremental.h
8891 * incremental.h: (Incremental_inputs_header_data,
8892 Incremental_inputs_entry_data): Move from incremental.cc
8894 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8896 * incremental.cc (Incremental_inputs_header,
8897 Incremental_inputs_header_write, Incremental_inputs_entry,
8898 Incremental_inputs_entry_write): Add a typedef with the data type.
8900 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8902 * incremental.cc (Incremental_inputs_header,
8903 Incremental_inputs_header_write, Incremental_inputs_entry,
8904 Incremental_inputs_entry_write): Update comment about which
8905 type has the filed descriptions.
8907 2009-11-15 Doug Kwan <dougkwan@google.com>
8909 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8910 (Arm_relocate_functions::arm_branch_common): Change method defintion
8911 in class definition to a method declaration and update list of formal
8913 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8914 Arm_relocation_functions::jump24): Adjust call to
8915 Arm_relocate_functions::arm_branch_common. Update list of formal
8917 (Arm_relocate_functions::xpc25): New method definition.
8918 (Arm_relocate_functions::arm_branch_common): Move method defintion
8919 out from class definition. Use stubs for mode-switching and extending
8921 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8922 specially. Change code to enable use of stubs in ARM branches.
8924 2009-11-10 Doug Kwan <dougkwan@google.com>
8926 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8927 in method declaration.
8928 (Target_arm::relocate_stub): New method declaration.
8929 (Target_arm::default_target): Change to return a pointer instead of
8931 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8932 Target_arm::default_target.
8933 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8935 (Target_arm::relocate_section): Adjust view.
8936 (Target_arm::relocate_stub): New method definition.
8938 2009-11-10 Doug Kwan <dougkwan@google.com>
8940 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8942 * incremental.cc (open_incremental_binary): Initialized local
8943 variables to avoid warnings.
8944 * object.cc (make_elf_object): Ditto.
8945 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8948 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8951 * testsuite/plugin_test.c: Include "config.h".
8953 2009-11-09 Doug Kwan <dougkwan@google.com>
8955 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8956 (arm_symbol_value): Remove.
8957 (Arm_relocate_functions::arm_branch_common,
8958 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8959 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8960 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8961 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8962 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8963 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8964 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8965 Arm_relocate_functions::thm_mobw_abs_nc,
8966 Arm_relocate_functions::thm_mov_abs,
8967 Arm_relocate_functions::movw_prel_nc,
8968 Arm_relocate_functions::thm_movt_abs,
8969 Arm_relocate_functions::movt_prel,
8970 Arm_relocate_functions::thm_movw_prel_nc,
8971 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8972 (Target_arm::Relocate::relocate): Only decompose address into two
8973 parts if relocation type uses the thumb-bit and pass the actual
8974 bit instead of a flag indicating that the thumb-bit is used. Adjust
8975 calls to methods in Arm_relocate_functions for this change.
8977 2009-11-08 Ian Lance Taylor <iant@google.com>
8980 * reloc.cc: Instantiate
8981 Sized_relobj::initialize_input_to_output_maps and
8982 Sized_relobj:free_input_to_output_maps.
8984 2009-11-06 Ian Lance Taylor <iant@google.com>
8987 * defstd.cc (in_segment): Set only_if_ref true for "end".
8989 2009-11-06 Doug Kwan <dougkwan@google.com>
8991 * arm.cc (class Reloc_stub): Correct a comment.
8992 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8993 (Target_arm::scan_section_for_stubs): New method declaration.
8994 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8995 Change methods from private to protected.
8996 (Target_arm::do_may_relax): New method definition.
8997 (Target_arm::do_relax, Target_arm::group_sections,
8998 Target_arm::scan_reloc_for_stub,
8999 Target_arm::scan_reloc_section_for_stubs): New method declarations.
9000 (Target_arm::arm_input_section_map_): New data member declaration.
9001 (Target_arm::scan_reloc_for_stub,
9002 Target_arm::scan_reloc_section_for_stubs,
9003 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
9004 Target_arm::do_relax): New method definitions.
9006 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
9008 * configure.ac: Check for (struct stat)::st_mtim
9009 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
9010 * config.in: Regenerate.
9011 * configure: Regenerate.
9013 2009-11-05 Ian Lance Taylor <iant@google.com>
9016 * output.cc (Output_segment::add_output_section): Add missing
9019 2009-11-04 Ian Lance Taylor <iant@google.com>
9022 * object.h (class Object): Add is_needed and set_is_needed
9023 methods. Add is_needed_ field. Make bool fields into bitfields.
9024 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9025 defined in a dynamic object and referenced by a regular object,
9026 set is_needed for the dynamic object.
9027 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9028 if the file is marked with as_needed and it is not needed.
9030 2009-11-04 Ian Lance Taylor <iant@google.com>
9033 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9034 tags if data is discarded by linker script.
9035 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9036 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9037 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9038 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9040 2009-11-04 Ian Lance Taylor <iant@google.com>
9042 * layout.cc (Layout::get_output_section): Add is_interp and
9043 is_dynamic_linker_section parameters. Change all callers.
9044 (Layout::choose_output_section): Likewise.
9045 (Layout::make_output_section): Likewise.
9046 (Layout::add_output_section_data): Add is_dynamic_linker_section
9047 parameter. Change all callers.
9048 * layout.h (class Layout): Update declarations.
9049 * output.h (class Output_section): Add is_interp, set_is_interp,
9050 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9051 Add is_interp_, is_dynamic_linker_section_ fields. Change
9052 generate_code_fills_at_write_ to a bitfield.
9053 * output.cc (Output_section::Output_sections): Initialize new
9055 (Output_segment::add_output_section): Add do_sort parameter.
9058 2009-11-03 Ian Lance Taylor <iant@google.com>
9061 * options.h (class General_options): Add --warn-common.
9062 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9063 merging two common symbols.
9064 (Symbol_table::should_override): Handle --warn-common when merging
9065 a common symbol with a defined symbol. Use report_resolve_problem
9066 for multiple definitions.
9067 (Symbol_table::report_resolve_problem): New function.
9068 * symtab.h (class Symbol_table): Declare report_resolve_problem.
9070 2009-11-03 Doug Kwan <dougkwan@google.com>
9072 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9074 (Target_arm::stub_factory): New method definition.
9075 (Target_arm::new_arm_input_section,
9076 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9077 Target_arm::reloc_uses_thumb_bit): New method declarations.
9078 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9079 New type definitions.
9080 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9081 member declarations.
9082 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9083 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9084 New method definitions.
9086 2009-11-03 Ian Lance Taylor <iant@google.com>
9088 * options.h (class General_options): Add --warn_constructors.
9090 2009-11-03 Ian Lance Taylor <iant@google.com>
9093 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9094 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9096 2009-11-03 Ian Lance Taylor <iant@google.com>
9099 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9100 --msgid-bugs-address.
9101 (install-pdf): New target.
9102 (install-data_yes): Look up one directory to find mkinstalldirs.
9104 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9106 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9109 2009-10-30 Doug Kwan <dougkwan@google.com>
9111 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9113 2009-10-30 Doug Kwan <dougkwan@google.com>
9115 * arm.cc (Stub_addend_reader): New struct template definition
9116 and partial specializations.
9117 (Stub_addend_reader::operator()): New method definition for a
9118 partially specialized template.
9120 2009-10-30 Doug Kwan <dougkwan@google.com>
9122 * arm.cc (Arm_relobj::processor_specific_flags): New method
9124 (Arm_relobj::do_read_symbols): New method declaration.
9125 (Arm_relobj::processor_specific_flags_): New data member declaration.
9126 (Arm_dynobj): New class definition.
9127 (Target_arm::do_finalize_sections): Add input_objects parameter.
9128 (Target_arm::do_adjust_elf_header): New method declaration.
9129 (Target_arm::are_eabi_versions_compatible,
9130 (Target_arm::merge_processor_specific_flags): New method declaration.
9131 (Target_arm::do_make_elf_object): New overloaded method definitions
9133 (Arm_relobj::do_read_symbols): New method definition.
9134 (Arm_dynobj::do_read_symbols): Ditto.
9135 (Target_arm::do_finalize_sections): Add input_objects parameters.
9136 Merge processor-specific flags from all input objects.
9137 (Target_arm::are_eabi_versions_compatible,
9138 Target_arm::merge_processor_specific_flags,
9139 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9140 New method definitions.
9141 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9142 Input_objects pointer type parameter.
9143 * layout.cc (Layout::finalize): Pass input objects to target's.
9144 finalize_sections function.
9145 * output.cc (Output_file_header::do_sized_write): Set ELF file
9146 header's processor-specific flags.
9147 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9148 Input_objects pointer type parameter.
9149 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9150 * target.h (Input_objects): New forward class declaration.
9151 (Target::processor_specific_flags,
9152 Target::are_processor_specific_flags_sect): New method definitions.
9153 (Target::finalize_sections): Add input_objects parameter.
9154 (Target::Target): Initialize processor_specific_flags_ and
9155 are_processor_specific_flags_set_.
9156 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9158 (Target::set_processor_specific_flags): New method definition.
9159 (Target::processor_specific_flags_,
9160 Target::are_processor_specific_flags_set_): New data member
9162 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9163 Input_objects pointer type parameter.
9165 2009-10-30 Doug Kwan <dougkwan@google.com>
9167 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9169 2009-10-28 Ian Lance Taylor <iant@google.com>
9171 * object.h (class Relobj): Drop options parameter from
9172 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9173 do_scan_relocs, do_relocate. Change all callers.
9174 (class Sized_relobj): Drop options parameters from
9175 do_gc_process_relocs, do_scan_relocs, do_relocate,
9176 do_relocate_sections, relocate_sections, emit_relocs_scan,
9177 emit_relocs_scan_reltype. Change all callers.
9178 (struct Relocate_info): Remove options field and all references to
9180 * reloc.h (class Read_relocs): Remove options constructor
9181 parameter and options_ field. Change all callers.
9182 (class Gc_process_relocs, class Scan_relocs): Likewise.
9183 (class Relocate_task): Likewise.
9184 * target-reloc.h (scan_relocs): Remove options parameter. Change
9186 (scan_relocatable_relocs): Likewise.
9187 * target.h (class Sized_target): Remove options parameter from
9188 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9190 * gc.h (gc_process_relocs): Remove options parameter. Change all
9192 * arm.cc: Update functions to remove options parameters.
9193 * i386.cc: Likewise.
9194 * powerpc.cc: Likewise.
9195 * sparc.cc: Likewise.
9196 * x86_64.cc: Likewise.
9197 * testsuite/testfile.cc: Likewise.
9199 2009-10-28 Doug Kwan <dougkwan@google.com>
9201 * arm.cc (Arm_relobj): New class definition.
9202 (Arm_relobj::scan_sections_for_stubs,
9203 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9204 New method definitions.
9206 2009-10-28 Cary Coutant <ccoutant@google.com>
9208 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9209 (Plugin::cleanup_done_): New member.
9210 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9211 (Plugin_manager::cleanup_done_): Remove.
9212 (Plugin_manager::add_input_file): Edit error message.
9213 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9214 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9216 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9218 * fileread.cc: (File_read::View::~View): Use the new
9219 data_ownership_ filed.
9220 (File_read::~File_read): Dispose the new whole_file_view_.
9221 (File_read::open): Mmap the whole file if needed.
9222 (File_read::open): Use whole_file_view_ instead of contents_.
9223 (File_read::find_view): Use whole_file_view_ if applicable.
9224 (File_read::do_read): Use whole_file_view_ instead of contents_.
9225 (File_read::make_view): Use whole_file_view_ instead of contents_,
9226 update File_read::View::View call.
9227 (File_read::find_or_make_view): Update File_read::View::View
9229 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9231 (File_read::View::Data_ownership): New enum.
9232 (File_read::View::View): Replace bool mapped_ with Data_ownership
9234 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9235 (File_read::View::data_ownership_): New field.
9236 (File_read::contents_): Remove (replaced by whole_file_view_).
9237 (File_read::whole_file_view_): New field.
9238 * options.h (class General_options): Add --keep-files-mapped.
9240 2009-10-27 Cary Coutant <ccoutant@google.com>
9242 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9243 * testsuite/Makefile.am (plugin_test_5): New test case.
9244 * testsuite/Makefile.in: Regenerate.
9246 2009-10-25 Doug Kwan <dougkwan@google.com>
9248 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9249 from private to protected to allow access by child class.
9250 (Sized_relobj::do_relocate_sections): New method declaration.
9251 (Sized_relobj::relocate_sections): Virtualize.
9252 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9253 Sized_relobj::relocate_sections. Instantiate template explicitly
9254 for different target sizes and endianity.
9256 2009-10-24 Doug Kwan <dougkwan@google.com>
9258 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9259 (Arm_input_section::as_arm_input_section): New method.
9260 (Arm_output_section): New class definition.
9261 (Arm_output_section::create_stub_group,
9262 Arm_output_section::group_sections): New method definitions.
9264 2009-10-22 Doug Kwan <dougkwan@google.com>
9266 * arm.cc (Arm_input_section): New class definition.
9267 (Arm_input_section::init, Arm_input_section:do_write,
9268 Arm_input_section::set_final_data_size,
9269 Arm_input_section::do_reset_address_and_file_offset): New method
9272 2009-10-21 Doug Kwan <dougkwan@google.com>
9274 * arm.cc (Stub_table, Arm_input_section): New forward class
9276 (Stub_table): New class defintion.
9277 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9278 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9279 New method definition.
9281 2009-10-21 Doug Kwan <dougkwan@google.com>
9283 * arm.cc: Update copyright comments.
9284 (Target_arm): New forward class template declaration.
9285 (Arm_address): New type.
9286 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9287 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9288 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9290 (Insn_template): Same.
9291 (DEF_STUBS): New macro.
9292 (Stub_type): New enum type.
9293 (Stub_template): New class definition.
9296 (Stub_factory): Same.
9297 (Target_arm::Target_arm): Initialize may_use_blx_ and
9298 should_force_pic_veneer_.
9299 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9300 Target_arm::should_force_pic_veneer,
9301 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9302 Target_arm::using_thumb_only, Target_arm:;default_target): New
9304 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9305 New data member declarations.
9306 (Insn_template::size, Insn_template::alignment): New method defintions.
9307 (Stub_template::Stub_template): New method definition.
9308 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9309 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9310 (Stub_factory::Stub_factory): New method definition.
9311 * gold.h (string_hash): New template.
9312 * output.h (Input_section_specifier::hash_value): Use
9314 (Input_section_specifier::string_hash): Remove.
9315 * stringpool.cc (Stringpool_template::string_hash): Use
9318 2009-10-20 Doug Kwan <dougkwan@google.com>
9320 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9321 symbols of relaxed input sections.
9322 * output.h (Output_section::find_relaxed_input_section): Make
9325 2009-10-16 Doug Kwan <dougkwan@google.com>
9327 * dynobj.cc (Versions::Versions): Initialize version_script_.
9328 Only insert base version symbol definition for a shared object
9329 if version script defines any version versions.
9330 (Versions::define_base_version): New method definition.
9331 (Versions::add_def): Check that base version is not needed.
9332 (Versions::add_need): Define base version lazily.
9333 * dynobj.h (Versions::define_base_version): New method declaration.
9334 (Versions::needs_base_version_): New data member declaration.
9335 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9336 (check_DATA): Add no_version_test.stdout.
9337 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9339 * testsuite/Makefile.in: Regenerate.
9340 * testsuite/no_version_test.c: New file.
9341 * testsuite/no_version_test.sh: Ditto.
9343 2009-10-16 Doug Kwan <dougkwan@google.com>
9345 * expression.cc (class Segment_start_expression): New class definition.
9346 (Segment_start_expression::value): New method definition.
9347 (script_exp_function_segment_start): Return a new
9348 Segment_start_expression.
9349 * gold/script-c.h (script_saw_segment_start_expression): New function
9351 * script-sections.cc (Script_sections::Script_sections): Initialize
9352 SAW_SEGMENT_START_EXPRESSION_ to false.
9353 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9354 and -Tbbs options to specify section addresses if given in
9355 command line and no SEGMENT_START expression is seen in a script.
9356 * script-sections.h (Script_sections::saw_segment_start_expression,
9357 Script_sections::set_saw_segment_start_expression): New method
9359 (Script_sections::saw_segment_start_expression_): New data member
9361 * script.cc (script_saw_segment_start_expression): New function.
9362 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9363 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9364 script_test_7.sh and script_test_8.sh.
9365 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9366 script_test_8.stdout.
9367 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9368 (script_test_6, script_test_6.stdout, script_test_7,
9369 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9370 * Makefile.in: Regenerate.
9371 * testsuite/script_test_6.sh: New file.
9372 * testsuite/script_test_6.t: Same.
9373 * testsuite/script_test_7.sh: Same.
9374 * testsuite/script_test_7.t: Same.
9375 * testsuite/script_test_8.sh: Same.
9377 2009-10-16 Doug Kwan <dougkwan@google.com>
9379 * output.cc (Output_segment::set_section_list_address): Cast
9380 expressions to unsigned long long type to avoid format warnings.
9382 2009-10-15 Ian Lance Taylor <iant@google.com>
9384 * script.cc (Script_options::add_symbol_assignment): Always add a
9385 dot assignment to script_sections_.
9386 * script-sections.cc (Script_sections::add_dot_assignment):
9387 Initialize if necessary.
9389 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9390 program headers with no load segment if there is a linker script.
9392 * layout.cc (Layout::set_segment_offsets): Align the file offset
9393 to the segment aligment for -N or -n with no load segment.
9394 * output.cc (Output_segment::add_output_section): Don't crash if
9395 the first section is a TLS section.
9396 (Output_segment::set_section_list_addresses): Print an error
9397 message if the address moves backward in a linker script.
9398 * script-sections.cc
9399 (Output_section_element_input::set_section_addresses): Don't
9400 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9401 (Orphan_output_section::set_section_addresses): Likewise.
9403 2009-10-15 Doug Kwan <dougkwan@google.com>
9405 * layout.cc (Layout::finish_dynamic_section): Generate tags
9406 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9407 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9408 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9410 2009-10-14 Ian Lance Taylor <iant@google.com>
9412 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9414 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9415 data_shdr fields of relinfo.
9416 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9417 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9418 R_386_TLS_LDO_32, adjust based on section flags.
9419 (Target_i386::Relocate::fix_up_ldo): Remove.
9421 2009-10-13 Ian Lance Taylor <iant@google.com>
9423 Add support for -pie.
9424 * options.h (class General_options): Add -pie and
9426 (General_options::output_is_position_independent): Test -pie.
9427 (General_options::output_is_executable): Return true if not shared
9428 and not relocatable.
9429 (General_options::output_is_pie): Remove.
9430 * options.cc (General_options::finalize): Reject incompatible uses
9432 * gold.cc (queue_middle_tasks): A -pie link is not static.
9433 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9434 * symtab.cc (Symbol::final_value_is_known): Return false if
9435 output_is_position_independent.
9436 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9437 output_is_position_independent.
9438 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9439 output_is_position_independent.
9440 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9441 output_is_position_independent.
9442 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9444 (basic_pie_test.o, basic_pie_test): New targets.
9445 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9446 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9447 (two_file_pie_test): New target.
9448 * testsuite/Makefile.in: Rebuild.
9449 * README: Remove note saying that -pie is not supported.
9451 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9453 * options.h (class General_options): Add -init and -fini.
9454 * layout.cc (Layout::finish_dynamic_section): Emit
9455 given init and fini functions.
9457 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9459 * gc.h (gc_process_relocs): Check if icf is enabled using new
9461 * gold.cc (queue_initial_tasks): Likewise.
9462 (queue_middle_tasks): Likewise.
9463 * object.cc (do_layout): Likewise.
9464 * symtab.cc (is_section_folded): Likewise.
9465 * main.cc (main): Likewise.
9466 * reloc.cc (Read_relocs::run): Likewise.
9467 (Sized_relobj::do_scan_relocs): Likewise.
9468 * icf.cc (is_function_ctor_or_dtor): New function.
9469 (Icf::find_identical_sections): Check if function is ctor or dtor when
9471 * options.h (General_options::icf): Change option to be an enum.
9472 (Icf_status): New enum.
9473 (icf_enabled): New method.
9474 (icf_safe_folding): New method.
9475 (set_icf_status): New method.
9476 (icf_status_): New variable.
9477 * (options.cc) (General_options::finalize): Set icf_status_.
9478 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9479 icf_test and icf_keep_unique_test to use the --icf enum flag.
9480 * testsuite/icf_safe_test.sh: New file.
9481 * testsuite/icf_safe_test.cc: New file.
9483 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9485 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9486 includes to gc.h and icf.h.
9487 * arm.cc: Include gc.h.
9488 * gold.cc: Likewise.
9489 * i386.cc: Likewise.
9490 * powerpc.cc: Likewise.
9491 * sparc.cc: Likewise.
9492 * x86_64.cc: Likewise.
9493 * gc.h: Include icf.h.
9495 2009-10-11 Ian Lance Taylor <iant@google.com>
9497 * plugin.cc: Include "gold.h" before other header files.
9499 2009-10-10 Chris Demetriou <cgd@google.com>
9501 * options.h (Input_file_argument::Input_file_type): New enum.
9502 (Input_file_argument::is_lib_): Replace with...
9503 (Input_file_argument::type_): New member.
9504 (Input_file_argument::Input_file_argument): Take Input_file_type
9505 'type' rather than boolean 'is_lib' as second argument.
9506 (Input_file_argument::is_lib): Use type_.
9507 (Input_file_argument::is_searched_file): New function.
9508 (Input_file_argument::may_need_search): Handle is_searched_file.
9509 * options.cc (General_options::parse_library): Support -l:filename.
9510 (General_options::parse_just_symbols): Update for Input_file_argument
9512 (Command_line::process): Likewise.
9513 * archive.cc (Archive::get_file_and_offset): Likewise.
9514 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9515 * script.cc (read_script_file, script_add_file): Likewise.
9516 * fileread.cc (Input_file::Input_file): Likewise.
9517 (Input_file::will_search_for): Handle is_searched_file.
9518 (Input_file::open): Likewise.
9519 * readsyms.cc (Read_symbols::get_name): Likewise.
9520 * testsuite/Makefile.am (searched_file_test): New test.
9521 * testsuite/Makefile.in: Regenerate.
9522 * testsuite/searched_file_test.cc: New file.
9523 * testsuite/searched_file_test_lib.cc: New file.
9525 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9526 Ian Lance Taylor <iant@google.com>
9528 * descriptor.cc: Include <cstdio> and "binary-io.h".
9529 (Descriptors::open): Open the files in binary mode always.
9530 * script.cc (Lex::get_token): Treat \r as whitespace.
9532 2009-10-09 Ian Lance Taylor <iant@google.com>
9534 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9536 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9537 Ian Lance Taylor <iant@google.com>
9539 * configure.ac: Check for readv function also.
9540 * fileread.cc (readv): Define if not HAVE_READV.
9541 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9543 * config.in: Regenerate.
9544 * configure: Regenerate.
9546 2009-10-09 Doug Kwan <dougkwan@google.com>
9548 * layout.cc (Layout::make_output_section): Call target hook to make
9549 ordinary output section.
9550 (Layout::finalize): Adjust parameter list of call the
9551 Target::may_relax().
9552 * layout.h (class Layout::section_list): New method.
9553 * merge.h (Output_merge_base::entsize): Change visibility to public.
9554 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9556 (Output_merge_string::do_is_string): New method.
9557 * object.cc (Sized_relobj::do_setup): renamed from
9558 Sized_relobj::set_up.
9559 * object.h (Sized_relobj::adjust_shndx,
9560 Sized_relobj::initializ_input_to_output_maps,
9561 Sized_relobj::free_input_to_output_maps): Change visibilities to
9563 (Sized_relobj::setup): Virtualize.
9564 (Sized_relobj::do_setup): New method declaration.
9565 (Sized_relobj::invalidate_section_offset,
9566 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9567 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9568 * options.cc (parse_int): New function.
9569 * options.h (parse_int): New declaration.
9570 (DEFINE_int): New macro.
9571 (stub_group_size): New option.
9572 * output.cc (Output_section::Output_section): Initialize memebers
9573 merge_section_map_, merge_section_by_properties_map_,
9574 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9575 (Output_section::add_input_section): Handled deferred code-fill
9576 generation and remove an old comment.
9577 (Output_section::add_relaxed_input_section): New method definition.
9578 (Output_section::add_merge_input_section): Use merge section by
9579 properties map to speed to search. Update merge section maps
9581 (Output_section::build_relaxation_map): New method definition.
9582 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9584 (Output_section::relax_input_section): Renamed to
9585 Output_section::convert_input_sections_to_relaxed_sections and change
9586 interface to take a vector of pointers to relaxed sections.
9587 (Output_section::find_merge_section,
9588 Output_section::find_relaxed_input_section): New method definitions.
9589 (Output_section::is_input_address_mapped,
9590 Output_section::output_offset, Output_section::output_address):
9591 Use output section data maps to speed up searching.
9592 (Output_section::find_starting_output_address): Add comments.
9593 (Output_section::do_write,
9594 Output_section::write_to_postprocessing_buffer): Do code-fill
9595 generation as appropriate.
9596 (Output_section::get_input_sections): Invalidate relaxed input section
9598 (Output_section::restore_states): Adjust type of checkpoint .
9599 Invalidate relaxed input section map.
9600 * output.h (Output_merge_base): New class declaration.
9601 (Input_section_specifier): New class defintion.
9602 (class Output_relaxed_input_section) Change base class to
9603 Output_section_data_build.
9604 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9605 base class initializer.
9606 (Output_section::add_relaxed_input_section): New method declaration.
9607 (Output_section::Input_section): Change visibility to protected.
9608 (Output_section::Input_section::relobj,
9609 Output_section::Input_section::shndx): Handle relaxed input sections.
9610 Output_section::input_sections) Change visibility to protected. Also
9611 define overload to return a non-const pointer.
9612 (Output_section::Merge_section_properties): New class defintion.
9613 (Output_section::Merge_section_by_properties_map,
9614 Output_section::Output_section_data_by_input_section_map,
9615 Output_section::Relaxation_map): New types.
9616 (Output_section::relax_input_section): Rename method to
9617 Output_section::convert_input_sections_to_relaxed_sections and change
9618 interface to take a vector of relaxed section pointers.
9619 (Output_section::find_merge_section,
9620 Output_section::find_relaxed_input_section,
9621 Output_section::build_relaxation_map,
9622 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9623 New method declarations.
9624 (Output_section::merge_section_map_
9625 Output_section::merge_section_by_properties_map_,
9626 Output_section::relaxed_input_section_map_,
9627 Output_section::is_relaxed_input_section_map_valid_,
9628 Output_section::generate_code_fills_at_write_): New data members.
9629 * script-sections.cc
9630 (Output_section_element_input::set_section_addresses): Call
9631 current_data_size and addralign methods of relaxed input sections.
9632 (Orphan_output_section::set_section_addresses): Call current_data_size
9633 and addralign methods of relaxed input sections.
9634 * symtab.cc (Symbol_table::compute_final_value): Extract template
9635 from the body of Symbol_table::sized_finalize_symbol.
9636 (Symbol_table::sized_finalized_symbol): Call
9637 Symbol_table::compute_final_value.
9638 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9639 (Symbol_table::compute_final_value): New templated method declaration.
9640 * target.cc (Target::do_make_output_section): New method defintion.
9641 * target.h (Target::make_output_section): New method declaration.
9642 (Target::relax): Add more parameters for input objects, symbol table
9643 and layout. Adjust call to do_relax.
9644 (Target::do_make_output_section): New method declaration.
9645 (Target::do_relax): Add parameters for input objects, symbol table
9648 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9650 * pread.c: Include stdio.h.
9652 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9654 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9657 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9659 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9660 Change read_shndx type to unsigned int.
9661 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9663 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9664 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9665 Change read_shndx type to unsigned int.
9666 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9668 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9669 * layout.cc (Layout::create_symtab_sections): Cast the result of
9670 local_symcount * symsize to off_t in the gold_assert.
9672 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9674 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9675 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9677 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9678 (Arm_relocate_functions::thm_abs5): New function.
9679 (Arm_relocate_functions::abs12): New function.
9680 (Arm_relocate_functions::abs16): New function.
9681 (Arm_relocate_functions::base_abs): New function.
9682 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9683 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9684 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9686 (Scan::global): Likewise.
9687 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9688 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9689 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9690 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9693 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9695 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9696 (Arm_relocate_functions::movt_prel): New function.
9697 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9698 (Arm_relocate_functions::thm_movt_prel): New function.
9699 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9700 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9701 (Scan::global, Relocate::relocate): Likewise.
9702 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9704 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9706 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9707 Incremental_checker.
9708 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9710 (class Incremental_inputs_header): New class.
9711 (Incremental_inputs_header_writer): Edit comment.
9712 (Incremental_inputs_entry): New class.
9713 (Incremental_inputs_entry_writer): Edit comment.
9714 (Sized_incremental_binary::do_find_incremental_inputs_section):
9715 Add *strtab_shndx parameter, fill it.
9716 (Sized_incremental_binary::do_check_inputs): New method.
9717 (Incremental_checker::can_incrementally_link_output_file): Use
9718 Sized_incremental_binary::check_inputs.
9719 (Incremental_inputs::report_command_line): Save command line in
9722 (Incremental_binary::find_incremental_inputs_section): New
9724 (Incremental_binary::do_find_incremental_inputs_section): Add
9725 strtab_shndx parameter.
9726 (Incremental_binary::do_check_inputs): New pure virtual method.
9727 (Sized_incremental_binary::do_check_inputs): Declare.
9728 (Incremental_checker::Incremental_checker): Add incremental_inputs
9729 parameter, use it to initialize incremental_inputs_.
9730 (Incremental_checker::incremental_inputs_): New field.
9731 (Incremental_checker::command_line): New method.
9732 (Incremental_checker::inputs): New method.
9733 (Incremental_checker::command_line_): New field.
9735 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9737 * incremental.cc: Include <cstdarg> and "target-select.h".
9738 (vexplain_no_incremental): New function.
9739 (explain_no_incremental): New function.
9740 (Incremental_binary::error): New method.
9741 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9743 (make_sized_incremental_binary): New function.
9744 (open_incremental_binary): New function.
9745 (can_incrementally_link_file): Add checks if output is ELF and has
9747 * incremental.h: Include "elfcpp_file.h" and "output.h".
9748 (Incremental_binary): New class.
9749 (Sized_incremental_binary): New class.
9750 (open_incremental_binary): Declare.
9751 * object.cc (is_elf_object): Use
9752 elfcpp::Elf_recognizer::is_elf_file.
9753 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9754 * output.h (Output_file::filesize): New method.
9756 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9758 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9760 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9761 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9763 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9765 (Arm_relocate_functions::movw_abs_nc): New function.
9766 (Arm_relocate_functions::movt_abs): New function.
9767 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9768 (Arm_relocate_functions::thm_movt_abs): New function.
9769 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9770 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9771 (Scan::global): Likewise.
9772 (Relocate::relocate): Likewise.
9773 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9775 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9777 * arm.cc (Arm_relocate_functions::got_prel) New function.
9778 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9779 (Relocate::relocate): Likewise.
9780 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9782 2009-10-06 Ian Lance Taylor <iant@google.com>
9784 * options.h (class General_options): Define
9785 split_stack_adjust_size parameter.
9786 * object.h (class Object): Add uses_split_stack_ and
9787 has_no_split_stack_ fields. Add uses_split_stack and
9788 has_no_split_stack accessor functions. Declare
9789 handle_split_stack_section.
9790 (class Reloc_symbol_changes): Define.
9791 (class Sized_relobj): Define Function_offsets. Declare
9792 split_stack_adjust, split_stack_adjust_reltype, and
9794 * object.cc (Object::handle_split_stack_section): New function.
9795 (Sized_relobj::do_layout): Call handle_split_stack_section.
9796 * dynobj.cc (Sized_dynobj::do_layout): Call
9797 handle_split_stack_section.
9798 * reloc.cc (Sized_relobj::relocate_sections): Call
9799 split_stack_adjust for executable sections in split_stack
9800 objects. Pass reloc_map to relocate_section.
9801 (Sized_relobj::split_stack_adjust): New function.
9802 (Sized_relobj::split_stack_adjust_reltype): New function.
9803 (Sized_relobj::find_functions): New function.
9804 * target-reloc.h: Include "object.h".
9805 (relocate_section): Add reloc_symbol_changes parameter. Change
9807 * target.h (class Target): Add calls_non_split method. Declare
9808 do_calls_non_split virtual method. Declare match_view and
9810 * target.cc: Include "elfcpp.h".
9811 (Target::do_calls_non_split): New function.
9812 (Target::match_view): New function.
9813 (Target::set_view_to_nop): New function.
9814 * gold.cc (queue_middle_tasks): Give an error if mixing
9815 split-stack and non-split-stack objects with -r.
9816 * i386.cc (Target_i386::relocate_section): Add
9817 reloc_symbol_changes parameter.
9818 (Target_i386::do_calls_non_split): New function.
9819 * x86_64.cc (Target_x86_64::relocate_section): Add
9820 reloc_symbol_changes parameter.
9821 (Target_x86_64::do_calls_non_split): New function.
9822 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9824 * powerpc.cc (Target_powerpc::relocate_section): Add
9825 reloc_symbol_changes parameter.
9826 * sparc.cc (Target_sparc::relocate_section): Add
9827 reloc_symbol_changes parameter.
9828 * configure.ac: Call AM_CONDITIONAL for the default target.
9829 * configure: Rebuild.
9830 * testsuite/Makefile.am (TEST_AS): New variable.
9831 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9832 (check_DATA): Add split_i386 and split_x86_64 files.
9833 (SPLIT_DEFSYMS): Define.
9834 (split_i386_[1234n].o): New targets.
9835 (split_i386_[124]): New targets.
9836 (split_i386_[1234r].stdout): New targets.
9837 (split_x86_64_[1234n].o): New targets.
9838 (split_x86_64_[124]): New targets.
9839 (split_x86_64_[1234r].stdout): New targets.
9840 (MOSTLYCLEANFILES): Add new executables.
9841 * testsuite/split_i386.sh: New file.
9842 * testsuite/split_x86_64.sh: New file.
9843 * testsuite/split_i386_1.s: New file.
9844 * testsuite/split_i386_2.s: New file.
9845 * testsuite/split_i386_3.s: New file.
9846 * testsuite/split_i386_4.s: New file.
9847 * testsuite/split_i386_n.s: New file.
9848 * testsuite/split_x86_64_1.s: New file.
9849 * testsuite/split_x86_64_2.s: New file.
9850 * testsuite/split_x86_64_3.s: New file.
9851 * testsuite/split_x86_64_4.s: New file.
9852 * testsuite/split_x86_64_n.s: New file.
9853 * testsuite/testfile.cc (Target_test): Update relocation_section
9855 * testsuite/Makefile.in: Rebuild.
9857 2009-10-06 Ian Lance Taylor <iant@google.com>
9859 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9860 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9861 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9862 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9863 the address on ldo_addrs_.
9864 (Target_i386::Relocate::fix_up_ldo): New function.
9866 2009-10-06 Rafael Espindola <espindola@google.com>
9868 * plugin.cc (add_input_library): New.
9869 (Plugin::load): Add add_input_library to tv.
9870 (Plugin_manager::add_input_file): Add the is_lib argument.
9871 (add_input_file): Update call to Plugin_manager::add_input_file.
9872 (add_input_library): New.
9873 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9875 2009-09-30 Doug Kwan <dougkwan@google.com>
9877 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9878 symbol and call Symbol::may_need_copy_reloc to determine if
9879 a copy reloc is needed.
9880 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9881 nocopyreloc is given in command line.
9882 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9883 given in command line.
9884 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9885 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9886 of the removed Target_i386::may_need_copy_reloc.
9887 * options.h (copyreloc): New option with default value false.
9888 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9889 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9890 instead of the removed Target_powerpc::may_need_copy_reloc.
9891 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9892 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9893 instead of the removed Target_sparc::may_need_copy_reloc.
9894 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9895 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9896 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9897 instead of the removed Target_x86_64::may_need_copy_reloc.
9899 2009-09-30 Ian Lance Taylor <iant@google.com>
9901 * object.h (class Object): Remove target_ field, and target,
9902 sized_target, and set_target methods.
9903 (Object::sized_target): Remove.
9904 (class Sized_relobj): Update declarations. Remove sized_target.
9905 * object.cc (Sized_relobj::setup): Remove target parameter.
9907 (Input_objects::add_object): Don't do anything with the target.
9908 (make_elf_sized_object): Add punconfigured parameter. Change all
9909 callers. Set or test parameter target.
9910 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9912 * parameters.cc (Parameters::set_target): Change parameter type to
9914 (Parameters::default_target): Remove.
9915 (set_parameters_target): Change parameter type to be non-const.
9916 (parameters_force_valid_target): New function.
9917 (parameters_clear_target): New function.
9918 * parameters.h (class Parameters): Update declarations. Remove
9919 default_target method. Add sized_target and clear_target
9920 methods. Change target_ to be non-const.
9921 (set_parameters_target): Update declaration.
9922 (parameters_force_valid_target): Declare.
9923 (parameters_clear_target): Declare.
9924 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9925 as NULL if we aren't searching.
9926 (Add_symbols::run): Don't check for compatible target.
9927 * fileread.cc (Input_file::open_binary): Call
9928 parameters_force_valid_target.
9929 * gold.cc (queue_middle_tasks): Likewise.
9930 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9931 set_target on object.
9932 * dynobj.h (class Sized_dynobj): Update declarations.
9933 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9934 make_elf_object returns NULL.
9935 (Archive::include_member): Don't check whether object target is
9937 * output.cc (Output_section::add_input_section): Get target from
9939 (Output_section::relax_input_section): Likewise.
9940 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9942 (Sized_relobj::do_scan_relocs): Likewise.
9943 (Sized_relobj::relocate_sections): Likewise.
9944 * resolve.cc (Symbol_table::resolve): Likewise.
9945 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9946 parameter. Change all callers.
9947 (Symbol_table::add_from_object): Get target from parameters.
9948 (Symbol_table::add_from_relobj): Don't check object target.
9949 (Symbol_table::add_from_dynobj): Likewise.
9950 (Symbol_table::define_special_symbol): Get target from
9952 * symtab.h (class Symbol_table): Update declaration.
9953 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9954 parameter. Change all callers. Clear parameter target.
9955 (Binary_test): Test target here.
9956 * testsuite/object_unittest.cc (gold_testsuite): Remove
9957 target_test_pointer parameter. Change all callers.
9958 (Object_test): Test target here.
9960 2009-09-26 Ian Lance Taylor <iant@google.com>
9962 * testsuite/initpri1.c: Don't try to use constructor priorities if
9963 compiling with gcc before 4.3.
9965 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9967 * testsuite/retain_symbols_file_test.sh (check_present): Change
9968 output file name to retain_symbols_file_test.stdout.
9969 (check_absent): Likewise.
9971 2009-09-18 Craig Silverstein <csilvers@google.com>
9973 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9974 * options.cc: Include <cerrno> and <fstream>.
9975 (General_options::finalize): Parse -retain-symbols-file tag.
9976 * options.h: New flag.
9977 (General_options): New method should_retain_symbol, new
9978 variable symbols_to_retain.
9979 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9980 should_retain_symbol map.
9981 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9982 * testsuite/Makefile.in: Regenerate.
9983 * testsuite/retain_symbols_file_test.sh: New file.
9985 2009-09-18 Nick Clifton <nickc@redhat.com>
9987 * po/es.po: Updated Spanish translation.
9989 2009-09-17 Doug Kwan <dougkwan@google.com>
9991 * debug.h (DEBUG_RELAXATION): New constant.
9992 (DEBUG_ALL): Add DEBUG_RELAXATION.
9993 (debug_string_to_enum): Add relaxation debug option.
9995 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9996 Layout::Relaxation_debug_check::read_sections,
9997 Layout::Relaxation_debug_check::read_sections): New method definitions.
9998 (Layout::Layout): Initialize data members
9999 record_output_section_data_from_scrips_,
10000 script_output_section_data_list_ and relaxation_debug_check_.
10001 (Layout::save_segments, Layout::restore_segments,
10002 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10003 Layout::relaxation_loop_body): New method definitions.
10004 (Layout::finalize): Support relaxation. Move section layout code to
10005 Layout::relaxation_loop_body.
10006 (Layout::set_asection_address_from_script): Move code for orphan
10007 section placement out.
10008 (Layout::place_orphan_sections_in_script): New method definition.
10009 * layout.h (Output_segment_headers, Output_file_header):
10010 New forward class declarations.
10011 (Layout::~Layout): Define.
10012 (Layout::new_output_section_data_from_script): New method definition.
10013 (Layout::place_orphan_sections_in_script): New method declaration.
10014 (Layout::Segment_states): New type declaration.
10015 (Layout::save_segments, Layout::restore_segments,
10016 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
10017 Layout::relaxation_loop_body): New method declarations.
10018 (Layout::Output_section_data_list): New type declaration.
10019 (Layout::Relaxation_debug_check): New class definition.
10020 (Layout::record_output_section_data_from_script_,
10021 Layout::script_output_section_data_list_, Layout::segment_states_,
10022 Layout::relaxation_debug_check_): New data members.
10023 * output.cc: (Output_section_headers::do_size): New method definition.
10024 (Output_section_headers::Output_section_headers): Move size
10025 computation to Output_section_headers::do_size.
10026 (Output_segment_headers::do_size): New method definition.
10027 (Output_file_header::Output_file_header): Move size computation to
10028 Output_file_header::do_size and call it.
10029 (Output_file_header::do_size): New method definition.
10030 (Output_data_group::Output_data_group): Adjust call to
10031 Output_section_data.
10032 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10033 (Output_symtab_xindex::do_write): Add array bound check.
10034 (Output_section::Input_section::print_to_mapfile): Handle
10035 RELAXED_INPUT_SECTION_CODE.
10036 (Output_section::Output_section): Initialize data member checkpoint_.
10037 (Output_section::~Output_section): Delete checkpoint object pointed
10039 (Output_section::add_input_section): Always add an Input_section if
10041 (Output_section::add_merge_input_section): Add assert.
10042 (Output_section::relax_input_section): New method definition.
10043 (Output_section::set_final_data_size): Set load address to zero for
10044 an unallocated section.
10045 (Output_section::do_address_and_file_offset_have_reset_values):
10046 New method definition.
10047 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10048 Handle relaxed input section.
10049 (Output_section::sort_attached_input_sections): Checkpoint input
10050 section list lazily.
10051 (Output_section::get_input_sections): Change type of input_sections to
10052 list of Simple_input_section pointers. Checkpoint input section list
10053 lazily. Also handle relaxed input sections.
10054 (Output_section::add_input_section_for_script): Take a reference to
10055 a Simple_input_section object instead of Relobj pointer and section
10056 index as parameter. Handle relaxed input sections.
10057 (Output_section::save_states, Output_section::restore_states): New
10058 method definitions.
10059 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10060 (Output_data::is_data_size_fixed): New method definition.
10061 (Output_data::reset_addresss_and_file_offset): Do not reset data size
10063 (Output_data::address_and_file_offset_have_reset_values): New method
10065 (Output_data::do_address_and_file_offset_have_reset_values): New method
10067 (Output_data::set_data_size): Check that data size is not fixed.
10068 (Output_data::fix_data_size): New method definition.
10069 (Output_data::is_data_size_fixed_): New data member.
10070 (Output_section_headers::set_final_data_size): New method definition.
10071 (Output_section_headers::do_size): New method declaration.
10072 (Output_segment_headers::set_final_data_size): New method definition.
10073 (Output_segment_headers::do_size): New method declaration.
10074 (Output_file_header::set_final_data_size)::New method definition.
10075 (Output_file_header::do_size)::New method declaration.
10076 (Output_section_data::Output_section_data): Add new parameter
10077 is_data_size_fixed and use it to fix data size.
10078 (Output_data_const::Output_data_const): Adjust call to base class
10079 constructor and fix data size.
10080 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10081 base class constructor and fix data size.
10082 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10083 base class constructor and fix data size.
10084 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10085 class constructor and fix data size.
10086 (Output_data_group::set_final_data_size): New method definition.
10087 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10088 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10089 class constructor and fix data size.
10090 (Output_relaxed_input_section): New class definition.
10091 (Output_section::Simple_input_section): New class definition.
10092 (Output_section::get_input_sections): Adjust parameter list.
10093 (Output_section::add_input_section_for_script): Same.
10094 (Output_section::save_states, Output_section::restore_states,
10095 Output_section::do_address_and_file_offset_have_reset_values,
10096 (Output_section::Input_section::Input_section): Handle
10097 RELAXED_INPUT_SECTION_CODE. Add new overload for
10098 Output_relaxed_input_section.
10099 (Output_section::Input_section::is_input_section,
10100 Output_section::Input_section::set_output_section): Handle relaxed
10102 (Output_section::Input_section::is_relaxed_input_section,
10103 Output_section::Input_section::output_section_data,
10104 Output_section::Input_section::relaxed_input_section): New method
10106 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10108 (Output_section::Input_section::u1_): Update comments.
10109 (Output_section::Input_section::u2_): Add new union member poris.
10110 (Output_section::Checkpoint_output_section): New classs definition.
10111 (Output_section::relax_input_section): New method declaration.
10112 (Output_section::checkpoint_): New data member.
10113 (Output_segment): Update comments.
10114 (Output_segment::Output_segment): Un-privatize copy constructor.
10115 (Output_segment::operator=): Un-privatize.
10116 * script-sections.cc (Output_section_element::Input_section_list):
10117 Change element type to Output_section::Simple_input_section.
10118 (Output_section_element_dot_assignment::set_section_addresses):
10119 Register output section data for relaxation clean up.
10120 (Output_data_exression::Output_data_expression): Adjust call to base
10121 constructor to fix data size.
10122 (Output_section_element_data::set_section_addresses): Register
10123 Output_data_expression object for relaxation clean up.
10124 (struct Input_section_info): Replace Relobj pointer and section index
10125 pair with Output_section::Simple_input_section and Convert struct to a
10127 (Input_section_sorter::operator()): Adjust access to
10128 Input_section_info data member to use accessors.
10129 (Output_section_element_input::set_section_addresses): Use layout
10130 parameter. Adjust code to use Output_section::Simple_input_section
10131 and Input_secction_info classes. Register filler for relaxation
10133 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10134 and section index pair with Output_section::Simple_input_section
10135 class. Adjust code accordingly.
10136 (Phdrs_element::release_segment): New method definition.
10137 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10139 (Script_sections::release_segments): New method definition.
10140 * gold/script-sections.h (Script_sections::release_segments): New
10141 method declaration.
10142 * gold/target.h (Target::may_relax, Target::relax,
10143 Target::do_may_relax, Target::do_relax): New method definitions.
10145 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10147 * arm.cc (has_signed_unsigned_overflow): New function.
10148 (Arm_relocate_functions::abs8): New function.
10149 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10150 (Target_arm::Scan::global): Likewise.
10151 (Target_arm::relocate::relocate): Likewise.
10152 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10155 2009-09-16 Cary Coutant <ccoutant@google.com>
10157 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10158 * testsuite/Makefile.in: Regenerate.
10160 2009-09-11 Nick Clifton <nickc@redhat.com>
10162 * po/gold.pot: Updated by the Translation project.
10164 2009-09-08 Cary Coutant <ccoutant@google.com>
10166 * output.cc (Output_file::open): Add execute permission to empty file.
10167 * testsuite/Makefile.am (permission_test): New test.
10168 * testsuite/Makefile.in: Regenerate.
10170 2009-09-02 Ian Lance Taylor <iant@google.com>
10172 * output.cc (Output_file::resize): Call map_no_anonymous rather
10175 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10177 * gold.cc: Include "incremental.h".
10178 (queue_initial_tasks): Call Incremental_checker methods.
10179 * incremental.cc: Include "output.h".
10180 (Incremental_checker::can_incrementally_link_output_file): New
10182 * incremental.h (Incremental_checker): New class.
10184 * output.cc (Output_file::open_for_modification): New method.
10185 (Output_file::map_anonymous): Changed return type to bool. Record
10186 map in base_ field.
10187 (Output_file::map_no_anonymous): New method, broken out of map.
10188 (Output_file::map): Use map_no_anonymous and map_anonymous.
10189 * output.h (class Output_file): Update declarations.
10191 2009-08-24 Cary Coutant <ccoutant@google.com>
10193 * options.h (Command_line::Pre_options): New class.
10194 (Command_line::pre_options): New member.
10195 * options.cc (gold::options::ready_to_register): New variable.
10196 (One_option::register_option): Do nothing if not registering options.
10197 Assert if same short option registered twice.
10198 (General_options::General_options): Turn off option registration when
10200 (Command_line::Pre_options::Pre_options): New constructor.
10202 2009-08-24 Cary Coutant <ccoutant@google.com>
10204 * options.h (General_options::no_keep_memory): Remove incorrect
10207 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10209 * Makefile.am (am__skiplex, am__skipyacc): New.
10210 * Makefile.in: Regenerate.
10212 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10214 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10215 (INCLUDES): ... this.
10216 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10217 (AM_CPPFLAGS): Renamed from ...
10218 (INCLUDE): ... this.
10219 * Makefile.in, testsuite/Makefile.in: Regenerate.
10221 * Makefile.in: Regenerate.
10222 * aclocal.m4: Likewise.
10223 * config.in: Likewise.
10224 * configure: Likewise.
10225 * testsuite/Makefile.in: Likewise.
10227 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10228 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10229 * Makefile.in: Regenerate.
10230 * testsuite/Makefile.in: Regenerate.
10232 2009-08-19 Cary Coutant <ccoutant@google.com>
10234 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10235 symbols in shared libraries overridden by hidden or internal symbols
10236 in the main program.
10238 2009-08-19 Chris Demetriou <cgd@google.com>
10240 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10241 checking source file names in error messages.
10243 2009-08-18 Doug Kwan <dougkwan@google.com>
10245 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10246 an elcpp::Ehdr as parameter. Adjust call to set_target.
10247 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10248 an elfcpp::Ehdr as parameter.
10249 * object.cc (Object::set_target): Remove the version that looks up
10250 a target and sets it.
10251 (Sized_relobj::setup): Take a Target object instead of
10252 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10253 (make_elf_sized_object): Find target and ask target to
10254 make an ELF object.
10255 * object.h: (Object::set_target): Remove the version that looks up
10256 a target and sets it.
10257 (Sized_relobj::setup): Take a Target object instead of
10258 an elfcpp:Ehdr as parameter.
10259 * target.cc: Include dynobj.h.
10260 (Target::do_make_elf_object_implementation): New.
10261 (Target::do_make_elf_object): New.
10262 * target.h (Target::make_elf_object): New template declaration.
10263 (Target::do_make_elf_object): New method declarations.
10264 (Target::do_make_elf_object_implementation): New template declaration.
10266 2009-08-14 Ian Lance Taylor <iant@google.com>
10268 * gold.h (FUNCTION_NAME): Define.
10269 (gold_unreachable): Use FUNCTION_NAME.
10271 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10273 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10274 symbol in the --keep-unique list is not found.
10276 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10278 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10279 been maked as --keep-unique.
10280 (Icf::unfold_section): New function.
10281 * icf.h (Icf::unfold_section): New function.
10282 * options.h (General_options::keep_unique): New option.
10283 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10284 * testsuite/Makefile.in: Regenerate.
10285 * testsuite/icf_keep_unique_test.sh: New file.
10286 * testsuite/icf_keep_unique_test.cc: New file.
10288 2009-08-12 Cary Coutant <ccoutant@google.com>
10291 * resolve.cc (Symbol_table::resolve): Check for references from
10292 dynamic objects to hidden and internal symbols.
10293 * testsuite/Makefile.am (hidden_test.sh): New test.
10294 * testsuite/Makefile.in: Regenerate.
10295 * testsuite/hidden_test.sh: New script.
10296 * testsuite/hidden_test_1.c: New test source.
10297 * testsuite/hidden_test_main.c: New test source.
10299 2009-08-11 Doug Kwan <dougkwan@google.com>
10301 * arm.cc: Update comments.
10302 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10303 segment to locate the .ARM.exidx section if present.
10305 2009-08-09 Doug Kwan <dougkwan@google.com>
10307 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10310 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10311 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10314 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10316 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10317 valid tls_segment only for non-debug-section relocations.
10318 * testsuite/Makefile.am: Add gc_tls_test.
10319 * testsuite/Makefile.in: Regenerate.
10320 * testsuite/gc_tls_test.cc: New file.
10321 * testsuite/gc_tls_test.sh: New file.
10323 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10325 * icf.cc: New file.
10327 * Makefile.am (CCFILES): Add icf.cc.
10328 (HFILES): Add icf.h
10329 * Makefile.in: Regenerate.
10330 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10331 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10332 section, symbol and addend information for the relocs.
10333 * gold.cc (queue_middle_tasks): Call identical code folding.
10334 * gold.h: Add defines for multimap.
10335 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10336 to the call of finalize_local_symbols.
10337 * main.cc (main): Create object of class Icf.
10338 * object.cc (Sized_relobj::do_layout): Allow this function to be
10339 called twice during icf.
10340 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10341 to sections marked as identical by icf.
10342 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10344 (Sized_relobj::do_section_entsize): New function.
10345 * object.h (Object::section_entsize): New function.
10346 (Object::do_section_entsize): New pure virtual function.
10347 (Relobj::finalize_local_symbols): Add new parameter.
10348 (Relobj::do_section_entsize): New function.
10349 * options.h (General_options::icf): New option.
10350 (General_options::icf_iterations): New option.
10351 (General_options::print_icf_sections): New option.
10352 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10353 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10354 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10356 * symtab.cc (Symbol_table::is_section_folded): New function.
10357 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10358 to sections marked as identical by icf.
10359 * symtab.h (Symbol_table::set_icf): New function.
10360 (Symbol_table::icf): New function.
10361 (Symbol_table::is_section_folded): New function.
10362 (Symbol_table::icf_): New data member.
10363 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10364 * testsuite/Makefile.am: Add commands to build icf_test.
10365 * testsuite/Makefile.in: Regenerate.
10366 * testsuite/icf_test.sh: New file.
10367 * testsuite/icf_test.cc: New file.
10369 2009-07-24 Chris Demetriou <cgd@google.com>
10371 * layout.cc (is_compressible_debug_section): Fix incorrect
10372 comment about compressed section names.
10374 2009-07-20 Ian Lance Taylor <ian@airs.com>
10377 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10379 2009-07-16 Ian Lance Taylor <iant@google.com>
10382 * layout.h: #include <map>.
10383 (class Kept_section): Change from struct to class. Add accessors
10384 and setters. Add section size to Comdat_group mapping. Change
10385 Comdat_group to std::map. Add is_comdat_ field. Add
10386 linkonce_size field in union.
10387 (class Layout): Update declaration of find_or_add_kept_section.
10388 Don't declare find_kept_object.
10389 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10390 parameter. Add object, shndx, is_comdat, and is_group_name
10391 parameters. Change all callers. Adjust for new Kept_section.
10392 (Layout::find_kept_object): Remove.
10393 * object.cc (Sized_relobj::include_section_group): Update use of
10394 Kept_section. Rename secnum to shndx. Only record
10395 Kept_comdat_section if sections are the same size.
10396 (Sized_relobj::include_linkonce_section): Update use of
10397 Kept_section. Only record Kept_comdat_section if sections are the
10398 same size. Set size of linkonce section.
10399 (Sized_relobj::map_to_kept_section): Update call to
10400 get_kept_comdat_section.
10401 * object.h (class Sized_relobj): Rename fields in
10402 Kept_comdat_section to drop trailing underscores; change object
10403 field to Relobj*. Change Kept_comdat_section_table to store
10404 struct rather than pointer.
10405 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10406 Add kept_object and kept_shndx parameters. Change all callers.
10407 (Sized_relobj::get_kept_comdat_section): Change return type to
10408 bool. Add kept_object and kept_shndx parameters. Change all
10410 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10411 Layout::find_or_add_kept_section.
10413 2009-07-09 Ian Lance Taylor <iant@google.com>
10415 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10416 Reserve space in the hash table.
10418 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10420 * fileread.cc (File_read::get_mtime): New method.
10421 * fileread.h (Timespec): New structure.
10422 (File_read::get_mtime): New method.
10423 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10424 Renamed from timestamp_nsec.
10425 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10427 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10429 (Incremental_inputs::report_archive): Save mtime; style fix.
10430 (Incremental_inputs::report_obejct): Save mtime; style fix.
10431 (Incremental_inputs::report_script): Save mtime; style fix.
10432 (Incremental_inputs::finalize_inputs): Style fix.
10433 (Incremental_inputs::finalize): Style fix.
10434 (Incremental_inputs::create_input_section_data): Store inputs
10436 * incremental.h (Incremental_inputs::report_script): Add mtime
10438 (Incremental_inputs::Input_info::Input_info): Intialize only one
10440 (Incremental_inputs::Input_info::archive): Move to nameless
10442 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10443 (Incremental_inputs::Input_info::script): Move to nameless union.
10444 (Incremental_inputs::mtime): New field.
10445 * script.cc (read_input_script): Pass file mtime to
10447 * script.h (Script_info::inputs): Style fix.
10449 2009-07-01 Ian Lance Taylor <ian@airs.com>
10451 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10454 2009-06-24 Ian Lance Taylor <iant@google.com>
10457 * layout.cc (Layout::choose_output_section): If we find an
10458 existing section, update the flags.
10459 (Layout::create_notes): New function, broken out of
10461 (Layout::finalize): Don't create note sections.
10462 (Layout::create_note): Don't crash if linker script discards
10464 (Layout::create_gold_note): Likewise.
10465 (Layout::create_build_id): Likewise. Don't set
10466 after_input_sections on the section.
10467 (Layout::create_executable_stack_info): Remove target parameter.
10469 * layout.h (class Layout): Declare create_notes. Update
10470 declaration of create_executable_stack_info.
10471 * gold.cc (queue_middle_tasks): Call create_notes.
10472 * output.cc (Output_section::update_flags_for_input_section): Move
10473 here from output.h. If SHF_ALLOC flag is newly set, mark address
10475 * output.h (Output_data::mark_address_invalid): New function.
10476 (class Output_section): Only declare, not define,
10477 update_flags_for_input_section. Remove set_flags.
10479 2009-06-24 Ian Lance Taylor <iant@google.com>
10481 * script-sections.cc (Output_section_definition::
10482 set_section_addresses): Rename shadowing local load_address to
10485 2009-06-24 Ian Lance Taylor <iant@google.com>
10488 * reloc.cc (relocate_sections): Skip empty relocation sections.
10490 2009-06-23 Ian Lance Taylor <iant@google.com>
10493 * layout.cc (Layout::create_note): Use choose_output_section
10494 rather than make_output_section.
10496 2009-06-23 Ian Lance Taylor <iant@google.com>
10499 * options.cc (General_options::parse_V): Set printed_version_.
10500 (General_options::General_options): Initialize printed_version_.
10501 * options.h (class General_options): Add printed_version_ field.
10502 * gold.cc (queue_initial_tasks): If there are no input files,
10503 don't give a fatal error if we printed the version information.
10504 (queue_middle_tasks): If using -r with a shared object, give a
10505 fatal error rather than an ordinary error.
10507 2009-06-23 Ian Lance Taylor <iant@google.com>
10510 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10511 (Layout::make_output_section): Set have_stabstr_section_ if we see
10512 a .stab*str section.
10513 (Layout::finalize): Call link_stabs_sections.
10514 (Layout::link_stabs_sections): New file.
10515 * layout.h (class Layout): Add have_stabstr_section_ field.
10516 Declare link_stabs_sections.
10518 2009-06-23 Doug Kwan <dougkwan@google.com>
10520 * Makefile.am (libgold_a_LIBADD): New.
10521 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10522 * Makefile.in: Regenerate.
10523 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10524 * configure: Regenerate.
10525 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10526 * fileread.cc: Include sys/state.h
10527 * gold.h: Declare memmem and strndup if found missing.
10528 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10530 2009-06-23 Ian Lance Taylor <iant@google.com>
10532 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10533 * configure: Rebuild.
10535 2009-06-23 Ian Lance Taylor <iant@google.com>
10538 * object.cc (Object::section_contents): Don't try to get a view if
10539 the section has length zero.
10540 (Object::handle_gnu_warning_section): If the section is empty, use
10541 the name of the section as the warning.
10543 2009-06-23 Ian Lance Taylor <iant@google.com>
10546 * stringpool.h (class Stringpool_template): Add optimize_ field.
10547 (Stringpool_template::set_optimize): New function.
10548 * stringpool.cc (Stringpool_template::Stringpool_template):
10549 Initialize optimize_ field.
10550 (Stringpool_template::set_string_offsets): Test local optimize
10551 fild rather than parameter.
10552 * layout.cc (Layout::Layout): Call set_optimize on the section
10555 2009-06-22 Ian Lance Taylor <iant@google.com>
10558 * yyscript.y: Parse TARGET.
10559 * script.cc (script_set_target): New function.
10560 * script-c.h (script_set_target): Declare.
10561 * options.cc (General_options::string_to_object_format): Rename
10562 from string_to_object_format in anonymous namespace. Change
10564 * options.h (class General_options): Declare
10565 string_to_object_format.
10567 2009-06-22 Ian Lance Taylor <iant@google.com>
10569 * script-sections.cc (Script_sections::create_segments): Don't put
10570 program headers in a PT_LOAD segment if -n or -N.
10572 2009-06-22 Ian Lance Taylor <iant@google.com>
10575 * options.h (class General_options): Add -z lazy and -z now. Sort
10576 -z options into alphabetical order.
10577 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10579 2009-06-21 Ian Lance Taylor <iant@google.com>
10581 * layout.cc (Layout::make_output_section): Call
10582 Target::new_output_section.
10583 (Layout::attach_allocated_section_to_segment): Put large section
10584 sections in a separate load segment with the large segment flag
10586 (Layout::segment_precedes): Sort large data segments after other
10588 (align_file_offset): New static function.
10589 (Layout::set_segment_offsets): Use align_file_offset.
10590 * output.h (class Output_section): Add is_small_section_ and
10591 is_large_section_ fields.
10592 (Output_section::is_small_section): New function.
10593 (Output_section::set_is_small_section): New function.
10594 (Output_section::is_large_section): New function.
10595 (Output_section::set_is_large_section): New function.
10596 (Output_section::is_large_data_section): New function.
10597 (class Output_segment): Add is_large_data_segment_ field.
10598 (Output_segment::is_large_data_segment): New function.
10599 (Output_segment::set_is_large_data_segment): New function.
10600 * output.cc (Output_section::Output_section): Initialize new
10602 (Output_segment::Output_segment): Likewise.
10603 (Output_segment::add_output_section): Add assertion that large
10604 data sections always go in large data segments. Force small data
10605 sections to the end of the list of data sections. Force small BSS
10606 sections to the start of the list of BSS sections. For large BSS
10607 sections to the end of the list of BSS sections.
10608 * symtab.h (class Symbol): Declare is_common_shndx.
10609 (Symbol::is_defined): Check Symbol::is_common_shndx.
10610 (Symbol::is_common): Likewise.
10611 (class Symbol_table): Define enum Commons_section_type. Update
10612 declarations. Add small_commons_ and large_commons_ fields.
10613 * symtab.cc (Symbol::is_common_shndx): New function.
10614 (Symbol_table::Symbol_table): Initialize new fields.
10615 (Symbol_table::add_from_object): Put small and large common
10616 symbols in the right list.
10617 (Symbol_table::sized_finalized_symbol): Check
10618 Symbol::is_common_shndx.
10619 (Symbol_table::sized_write_globals): Likewise.
10620 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10621 common symbol lists. Don't call do_allocate_commons_list if the
10623 (Symbol_table::do_allocate_commons_list): Remove is_tls
10624 parameter. Add comons_section_type parameter. Change all
10625 callers. Handle small and large common symbols.
10626 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10627 Symbol::is_common_shndx.
10628 * resolve.cc (symbol_to_bits): Likewise.
10629 * target.h (Target::small_common_shndx): New function.
10630 (Target::small_common_section_flags): New function.
10631 (Target::large_common_shndx): New function.
10632 (Target::large_common_section_flags): New function.
10633 (Target::new_output_section): New function.
10634 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10635 small_common_section_flags, and large_common_section_flags
10637 (Target::do_new_output_section): New virtual function.
10638 * arm.cc (Target_arm::arm_info): Initialize new fields.
10639 * i386.cc (Target_i386::i386_info): Likewise.
10640 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10642 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10643 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10644 (Target_x86_64::do_new_output_section): New function.
10645 * configure.ac: Define conditional MCMODEL_MEDIUM.
10646 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10647 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10648 (large_LDFLAGS): Define.
10649 * testsuite/large.c: New file.
10650 * testsuite/testfile.cc (Target_test::test_target_info):
10651 Initialize new fields.
10652 * configure, testsuite/Makefile.in: Rebuild.
10654 2009-06-05 Doug Kwan <dougkwan@google.com>
10656 * Makefile.am (CCFILES): Add target.cc.
10657 * Makefile.in: Regenerate.
10658 * i386.cc (class Target_i386): Define new virtual method to
10659 override do_is_local_label_name in parent.
10660 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10661 local symbols if --discard-locals or -X is given.
10662 * options.h (class General_options): Declare new options
10663 '--discard-locals' and '-X' for discarding locals.
10664 * target.h (class Target): Define new methods is_local_label_name.
10665 Declare new virtual method do_is_local_label_name.
10666 * target.cc: New file.
10667 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10668 (check_SCRIPTS): Add discard_locals_test.sh.
10669 (check_DATA): Add discard_local_tests.syms.
10670 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10671 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10672 * testsuite/Makefile.in: Regenerate.
10673 * testsuite/discard_locals_test.c: New file.
10674 * testsuite/discard_locals_test.sh: Same.
10676 2009-06-05 Doug Kwan <dougkwan@google.com>
10678 * object.cc (Sized_relobj::Sized_relobj): Initialize
10679 discarded_eh_frame_shndx_ to -1U.
10680 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10682 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10683 a discarded .eh_frame section.
10684 (Sized_relobj::do_finalize_local_symbols): Ditto.
10685 * object.h (class Sized_relobj): Declare new member
10686 discarded_eh_frame_shndx_.
10687 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10688 (local_labels_test.o, local_labels_test): New rules.
10689 * testsuite/Makefile.in: Regenerate.
10691 2009-06-04 Doug Kwan <dougkwan@google.com>
10693 * layout.cc (Layout::section_name_mapping): Add mapping for
10694 special ARM sections.
10696 2009-06-03 Doug Kwan <dougkwan@google.com>
10698 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10699 (utils::has_overflow): Same.
10701 2009-06-03 Ian Lance Taylor <iant@google.com>
10703 * layout.cc (Layout::section_name_mapping): New array, replacing
10704 Layout::linkonce_mapping.
10705 (Layout::section_name_mapping_count): New variable, replacing
10706 Layout::linkonce_mapping_count.
10707 (Layout::linkonce_output_name): Remove.
10708 (Layout::output_section_name): Rewrite.
10709 * layout.h (class Layout): Rename Linkonce_mapping to
10710 Section_name_mapping, linkonce_mapping to section_name_mapping,
10711 linkonce_mapping_count to section_name_mapping_count. Don't
10712 declare linkonce_output_name.
10714 2009-06-03 Doug Kwan <dougkwan@google.com>
10716 * gold/arm.cc (namespace utils): New.
10717 (Target_arm::reloc_is_non_pic): Define new method.
10718 (class Arm_relocate_functions): New.
10719 (Target_arm::Relocate::relocate): Handle relocation types used by
10722 2009-06-03 Ian Lance Taylor <iant@google.com>
10724 * arm.cc (Target_arm::scan::global): Use || instead of |.
10726 2009-06-02 Doug Kwan <dougkwan@google.com>
10728 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10729 issued_non_pic_error_.
10730 (class Target_arm::Scan): Declare new method check_non_pic.
10731 Define new method symbol_needs_plt_entry.
10732 Declare new data member issued_non_pic_error_.
10733 (class Target_arm::Relocate): Declare new method
10734 should_apply_static_reloc.
10735 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10736 (Target_arm::Scan::check_non_pic): Define new method.
10737 (Target_arm::Scan::local): Handle a small subset of reloc types used
10739 (Target_arm::Scan::local): Same.
10740 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10742 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10744 * incremental.cc (Incremental_inputs::report_command_line): Filter
10745 out --incremental-* options.
10747 2009-05-29 Doug Kwan <dougkwan@google.com>
10749 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10751 (class Target_arm): Update comment.
10752 (Target_arm::Target_arm): Initialize new data members GOT_,
10753 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10754 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10755 and Target_arm::rel_dyn_section.
10756 Declare new_enum Target_arm::Got_type.
10757 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10759 Update commments for member do_dynsym_value.
10760 (Target_arm::got_size, Target_arm::plt_section,
10761 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10762 new methods inside class defintion.
10763 (Target_arm::got_section): Define new method.
10764 (Target_arm::rel_dyn_section): Same.
10765 (Output_data_plt_arm): New template class.
10766 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10767 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10768 (Output_data_plt_arm::add_entry): Same.
10769 (Output_data_plt_arm::first_plt_entry): Define new
10770 static data member for PLT instruction template.
10771 (Output_data_plt_arm::plt_entry): Same.
10772 (Output_data_plt_arm::do_write): Define new method.
10773 (Target_arm::make_plt_entry): Same.
10774 (Target_arm::do_finalize_sections): Same.
10775 (Target_arm::do_dynsym_value): Same.
10777 2009-05-28 Doug Kwan <dougkwan@google.com>
10779 * Makefile.am (TARGETSOURCES): Add arm.cc.
10780 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10781 * Makefile.in: Regenerate.
10782 * arm.cc: New file.
10783 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10785 2009-05-26 Doug Kwan <dougkwan@google.com>
10787 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10788 (General_options::check_excluded_libs): Strip off directories in
10789 archive name before matching like GNU ld does.
10790 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10791 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10792 (exclude_libs_test_LDFLAGS): Add linker option
10793 -Wl,--exclude-libs,libexclude_libs_test_3
10794 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10795 an explicit archive without using -l.
10796 (alt/libexclude_libs_test_3.a): New make rule.
10797 * testsuite/Makefile.in: Regenerate.
10798 * testsuite/exclude_libs_test.c : Declare lib3_default().
10800 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10801 * exclude_libs_test_3.c: New file.
10803 2009-05-26 Nick Clifton <nickc@redhat.com>
10805 * po/id.po: New Indonesian translation.
10806 * po/gold.pot: Updated template file.
10808 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10810 * testsuite/Makefile.am: Add -ffunction-sections to compile
10811 gc_comdat_test files. Add -Wl,--gc-sections to build
10813 * testsuite/Makefile.in: Regenerate.
10814 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10816 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10818 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10819 kept comdat section was garbage collected.
10820 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10821 * testsuite/Makefile.in: Regenerate.
10822 * testsuite/gc_comdat_test.sh: New file.
10823 * testsuite/gc_comdat_test_1.cc: New file.
10824 * testsuite/gc_comdat_test_2.cc: New file.
10826 2009-05-19 Doug Kwan <dougkwan@google.com>
10828 * archive.cc (Archive::Archive): Move constructor from archive.h
10829 to here. Initialize no_export_.
10830 (Archive::get_elf_object_for_member): Set no_export flag of object.
10831 * archive.h (Archive::Archive): Move constructor body to
10833 (Archive::no_export): New method.
10834 (Archive::no_export_): New field.
10835 * object.h (Object::Object): Initialize no_export_ to false.
10836 (Object::no_export, Object::set_no_export): New methods.
10837 (Object::no_export_): New field.
10838 * options.cc (General_options::parse_exclude_libs): New method.
10839 (General_options::check_excluded_libs) Same.
10840 * options.h (exclude_libs): New option.
10841 (General_options::check_excluded_libs): New method declaration.
10842 (General_options::excluded_libs_): New field.
10843 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10844 default or protected visibility if an object has no-export flag set.
10845 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10846 (check_SCRIPTS): Add exclude_libs_test.sh.
10847 (check_DATA): Add exclude_libs_test.syms.
10848 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10849 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10850 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10851 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10852 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10853 libexclude_libs_test_2.a): New rules.
10854 * testsuite/Makefile.in: Regenerate.
10855 * testsuite/exclude_libs_test.c: New file.
10856 * testsuite/exclude_libs_test.sh: Ditto.
10857 * testsuite/exclude_libs_test_1.c: Ditto.
10858 * testsuite/exclude_libs_test_2.c: Ditto.
10860 2009-05-15 Ian Lance Taylor <iant@google.com>
10862 * configure.ac: Check for declarations for cases where libiberty.h
10863 checks HAVE_DECL_xxx.
10864 * configure, config.in: Rebuild.
10866 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10868 * gold.h (Incremental_argument_list): Remove (invalid) forward
10870 * incremental.cc (Incremental_inputs::report_achive): New method.
10871 (Incremental_inputs::report_object): New method.
10872 (Incremental_inputs::report_script): New method.
10873 (Incremental_inputs::finalize_inputs): New method.
10874 (Incremental_inputs::finalize): Call finalize_inputs().
10875 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10876 Create inputs entries.
10877 * incremental.h (Incremental_input_type): New enum.
10878 (Incremental_inputs::Incremental_input): Initialize new fields.
10879 (Incremental_inputs::report_inputs): New method.
10880 (Incremental_inputs::report_achive): New method.
10881 (Incremental_inputs::report_object): New method.
10882 (Incremental_inputs::report_script): New method.
10883 (Incremental_inputs::finalize_inputs): New method.
10884 (Incremental_inputs::Input_info): New struct.
10885 (Incremental_inputs::Input_info_map): New typedef.
10886 (Incremental_inputs::lock_): New field.
10887 (Incremental_inputs::Inputs_): New field.
10888 (Incremental_inputs::Inputs_map): New field.
10889 * main.cc (main): Call Incremental_input::report_inputs.
10890 * options.h (Input_argument_list): Typedef moved from
10892 (Input_file_group::Files): Remove, use ::Input_argument_list.
10893 (Input_file_group::Input_argument_list): Remove, use
10894 ::Input_argument_list.
10895 * plugin.cc (Plugin_manager::add_input_file): Add error in
10897 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10899 * script.cc (read_input_script): Call
10900 Incremental_input::report_script.
10901 * script.h (Script_info): New class.
10903 2009-04-27 Ian Lance Taylor <iant@google.com>
10905 * x86_64.cc (do_adjust_output_section): Set entsize to
10908 2009-04-23 Elliott Hughes <enh@google.com>
10910 * output.cc (Output_file::close): After short writes, continue
10911 writing from the correct offset in the buffer being written.
10913 2009-04-23 Chris Demetriou <cgd@google.com>
10915 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10916 * configure: Regenerate.
10917 * config.in: Regenerate.
10918 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10919 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10921 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10923 * incremental.cc (Incremental_inputs_header_data): Renamed from
10924 Incremental_input_header_data.
10925 (Incremental_inputs_header_data::data_size): New field.
10926 (Incremental_inputs_header_data::put_input_file_count): Renamed
10927 from input_file_count.
10928 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10929 from command_line_offset.
10930 (Incremental_inputs_header_data::put_reserved): Renamed from
10932 (Incremental_inputs_entry_data): Renamed from
10933 Incremental_input_entry_data.
10934 (Incremental_inputs_entry_data::data_size): New field.
10935 (Incremental_inputs::report_command_line): New method.
10936 (Incremental_inputs::finalize): New method.
10937 (Incremental_inputs::create_incremental_inputs_data): New method.
10938 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10939 * incremental.h: New file.
10940 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10941 (Layout::finalize): Create incremental inputs section in
10942 incremental builds.
10943 (Layout::create_incremental_info_sections): New method.
10944 * layout.h (Layout::incremental_inputs): New method.
10945 (Layout::create_incremental_info_sections): New method.
10946 (Layout::incremental_inputs_): New field.
10947 * main.cc (main): Notify Incremental_input of the command line.
10949 2009-04-01 Ian Lance Taylor <iant@google.com>
10950 Mikolaj Zalewski <mikolajz@google.com>
10952 * gold.h (reserve_unordered_map): Define, three versions, one for
10953 each version of Unordered_map.
10954 * layout.cc (Layout::Layout): Remove options parameter. Add
10955 number_of_input_files parameter. Don't initialize options_.
10956 Initialize number_of_input_files_ and resized_signatures_. Move
10957 sections_are_attached_.
10958 (Layout::layout_group): Reserve space for group_signatures_.
10959 (Layout::find_or_add_kept_section): Change name parameter to be a
10960 reference. Resize signatures_ map when it gets large enough.
10961 (Layout::layout_eh_frame): Use parameters->options() instead of
10963 (Layout::make_output_section): Likewise.
10964 (Layout::attach_allocated_section_to_segment): Likewise.
10965 (Layout::finalize, Layout::create_executable_stack): Likewise.
10966 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10967 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10968 * layout.h (class Layout): Update declarations. Remove options_
10969 field. Add number_of_input_files_ and resized_signatures_
10970 fields. Move sections_are_attached_ field.
10971 * main.cc (main): Pass number of input files to Layout
10972 constructor. Don't pass options.
10974 2009-03-30 Ian Lance Taylor <iant@google.com>
10976 * ffsll.c (ffsll): Correct implementation.
10978 2009-03-27 Ian Lance Taylor <iant@google.com>
10980 * ffsll.c: New file.
10981 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10982 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10983 * ftruncate.c (ftruncate): Declare before definition.
10984 * mremap.c (mremap): Likewise.
10985 * pread.c (pread): Likewise.
10986 * configure, Makefile.in, config.in: Rebuild.
10988 * mremap.c: New file.
10989 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10990 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10991 (mremap): Declare if HAVE_MREMAP is not defined.
10992 * configure, Makefile.in, config.in: Rebuild.
10994 2009-03-27 Cary Coutant <ccoutant@google.com>
10996 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10997 position independent.
10998 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10999 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
11001 2009-03-24 Cary Coutant <ccoutant@google.com>
11003 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
11005 (needs_dynamic_reloc): Likewise.
11007 2009-03-24 Ian Lance Taylor <iant@google.com>
11009 * yyscript.y (file_cmd): Recognize EXTERN.
11010 (extern_name_list, extern_name_list_body): New nonterminals.
11011 * script.cc (script_add_extern): Define.
11012 * script-c.h (script_add_extern): Declare.
11014 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
11016 * object.cc (is_elf_object): Define.
11017 * object.h (is_elf_object): Declare.
11018 * archive.cc (Archive::get_elf_object_for_member): Call
11020 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11022 2009-03-24 Elliott Hughes <enh@google.com>
11024 * output.cc (Output_file::map_anonymous): Define.
11025 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11026 try an anonymous one. Report the size if the mmap fails.
11027 * output.h (class Output_file): Declare map_anonymous.
11029 2009-03-24 Ian Lance Taylor <iant@google.com>
11031 * target-select.cc (instantiate_target): Don't acquire the lock if
11032 the instantiated_target_ field has already been set.
11034 2009-03-23 Ian Lance Taylor <iant@google.com>
11036 * gold-threads.h (class Initialize_lock): Define.
11037 * gold-threads.cc (class Initialize_lock_once): Define.
11038 (initialize_lock_control): New static variable.
11039 (initialize_lock_pointer): New static variable.
11040 (initialize_lock_once): New static function.
11041 (Initialize_lock::Initialize_lock): Define.
11042 (Initialize_lock::initialize): Define.
11043 * target-select.h: Include "gold-threads.h".
11044 (class Target_selector): Add lock_ and initialize_lock_ fields.
11045 Don't define instantiate_target, just declare it.
11046 * target-select.cc (Target_selector::Target_selector): Initialize
11048 (Target_selector::instantiate_target): Define.
11049 * descriptors.h: Include "gold-threads.h".
11050 (class Descriptors): Add initialize_lock_ field.
11051 * descriptors.cc (Descriptors::Descriptors): Initialize new
11053 (Descriptors::open): Use initialize_lock_ field
11054 * errors.h (class Errors): Add initialize_lock_ field.
11055 * errors.cc (Errors::Errors): Initialize new field.
11056 (Errors::initialize_lock): Use initialize_lock_ field.
11057 * powerpc.cc (class Target_selector_powerpc): Remove
11058 instantiated_target_ field. In do_recognize call
11059 instantiate_target rather than do_instantiate_target. In
11060 do_instantiate_target just allocate a new target.
11061 * sparc.cc (class Target_selector_sparc): Likewise.
11063 * freebsd.h: New file.
11064 * i386.cc: Include "freebsd.h".
11065 (Target_i386): Derive from Target_freebsd rather than
11067 (Target_selector_i386): Derive from Target_selector_freebsd rather
11068 than Target_selector.
11069 * x86_64.cc: Include "freebsd.h".
11070 (Target_x86_64): Derive from Target_freebsd rather than
11072 (Target_selector_x86_64): Derive from Target_selector_freebsd
11073 rather than Target_selector.
11074 * target.h (class Target): Add adjust_elf_header and
11075 do_adjust_elf_header.
11076 * output.cc (Output_file_header:: do_sized_write): Call target
11077 adjust_elf_header routine.
11078 * configure.tgt: Set targ_osabi.
11079 * configure.ac: Define GOLD_DEFAULT_OSABI.
11080 * parameters.cc (Parameters::default_target): Pass
11081 GOLD_DEFAULT_OSABI to select_target.
11082 * target-select.h (class Target_selector): Make instantiate_target
11083 protected rather than private.
11084 * Makefile.am (HFILES): Add freebsd.h.
11085 * configure, Makefile.in, config.in: Rebuild.
11087 * merge.cc (do_add_input_section): Correct pend value. Change
11088 message about last entry not being null terminated from error to
11091 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11093 * incremental.cc: New file.
11094 * Makefile.am (CCFILES): Add incremental.cc.
11095 * Makefile.in: Rebuild.
11097 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11099 * layout.cc (Layout::output_section_name): Preserve names
11100 of '.note.' sections.
11102 2009-03-19 Ian Lance Taylor <iant@google.com>
11104 * descriptors.cc (Descriptors::open): Check that the options are
11105 valid before using them.
11107 2009-03-18 Ian Lance Taylor <iant@google.com>
11109 * script-sections.h: Include <list>.
11110 (class Script_sections): Change Sections_elements from std::vector
11111 to std::list. Typedef public Elements_iterator. Add
11112 orphan_section_placement_, data_segment_align_start_, and
11113 saw_data_segment_align_ fields. Remove data_segment_align_index_
11115 * script-sections.cc (class Orphan_section_placement): New class.
11116 (class Sections_element): Add virtual functions is_relro and
11117 orphan_section_init. Remove virtual function place_orphan_here.
11118 (class Output_section_definition): Add is_relro and
11119 orphan_section_init. Remove place_orphan_here.
11120 (class Orphan_output_section): Likewise.
11121 (Script_sections::Script_sections): Update for field changes.
11122 (Script_sections::data_segment_align): Set saw_data_segment_align_
11123 and data_segment_align_start_, not data_segment_align_index.
11124 (Script_sections::data_segment_relro_end): Check
11125 saw_data_segment_align_. Use data_segment_align_start_ rather
11126 than data_segment_align_index_.
11127 (Script_sections::place_orphan): Rewrite to use
11128 Orphan_section_placement.
11130 2009-03-17 Ian Lance Taylor <iant@google.com>
11132 * archive.cc (Archive::add_symbols): Check for a version attached
11133 to the symbol name in the archive map.
11134 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11135 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11136 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11137 (ver_test_11.a): New target.
11138 * testsuite/Makefile.in: Rebuild.
11140 * configure.ac: Check for chsize and posix_fallocate. Replace
11142 * ftruncate.c: New file, from gnulib.
11143 * output.cc (posix_fallocate): Define dummy version if not
11144 HAVE_POSIX_FALLOCATE.
11145 (Output_file::map): Call posix_fallocate rather than lseek and
11147 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11148 * configure, Makefile.in, config.in: Rebuild.
11150 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11152 * layout.h (Layout::create_note): Add section_name parameter.
11153 * layout.cc (Layout::create_note): Likewise.
11154 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11156 2009-03-17 Ian Lance Taylor <iant@google.com>
11158 * descriptors.cc: Include "options.h".
11159 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11160 (Descriptors::open): Always use O_CLOEXEC when opening a new
11161 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11162 then set FD_CLOEXEC.
11164 * sparc.cc (class Target_sparc): Add has_got_section.
11165 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11166 make sure we have a GOT section.
11168 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11169 (Target_sparc::Scan::local): Likewise.
11170 (Target_sparc::Scan::global): Likewise.
11171 (Target_sparc::Relocate::relocate): Likewise.
11172 (Target_sparc::Relocate::relocate_tls): Likewise.
11174 * symtab.cc (Symbol_table::define_default_version): New function,
11175 broken out of add_from_object.
11176 (Symbol_table::add_from_object): Call define_default_version.
11177 (Symbol_table::define_special_symbol): Add resolve_oldsym
11178 parameter. Change all callers. If the version for a symbol comes
11179 from a version script, resolve it with the symbol with the same
11180 name with no version. Also add the symbol without a version if
11182 (do_define_in_output_data): If resolving with oldsym, don't delete
11184 (do_define_in_output_segment): Likewise.
11185 (do_define_as_constant): Likewise.
11186 * symtab.h (class Symbol_table): Update declarations.
11188 2009-03-13 Ian Lance Taylor <iant@google.com>
11190 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11191 (Read_symbols::requeue): New function.
11192 (Read_symbols::do_read_symbols): If make_elf_object fails because
11193 the target type is not configured, and the file was searched for,
11194 issue a warning and retry with the next directory.
11195 (Add_symbols::run): If the file has an incompatible format, and
11196 it was searched for, requeue the Read_symbols task. On error,
11197 release the object.
11198 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11199 dirindex parameter to constructor. Change all callers. Declare
11200 incompatible_warning and requeue.
11201 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11202 input_argument_ and input_group_ fields. Add them to
11203 constructor. Change all callers.
11204 (class Read_script): Add dirindex_ field. Add it to constructor.
11205 Change all callers.
11206 * archive.cc (Archive::setup): Remove input_objects parameter.
11207 Change all callers.
11208 (Archive::get_file_and_offset): Likewise.
11209 (Archive::read_all_symbols): Likewise.
11210 (Archive::read_symbols): Likewise.
11211 (Archive::get_elf_object_for_member): Remove input_objects
11212 parameter. Add punconfigured parameter. Change all callers.
11213 (Archive::add_symbols): Change return type to bool. Check return
11214 value of include_member.
11215 (Archive::include_all_members): Likewise.
11216 (Archive::include_member): Change return type to bool. Return
11217 false if first included object has incompatible target. Set
11218 included_member_ field.
11219 (Add_archive_symbols::run): If add_symbols returns false, requeue
11221 * archive.h (class Archive): Add included_member_ field.
11222 Initialize it in constructor. Add input_file and searched_for
11223 methods. Update declarations.
11224 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11225 input_argument_ fields. Add them to constructor. Change all
11227 * script.cc: Include "target-select.h".
11228 (class Parser_closure): Add skip_on_incompatible_target_ and
11229 found_incompatible_target_ fields. Add
11230 skip_on_incompatible_target parameter to constructor. Change all
11231 callers. Add methods skip_on_incompatible_target,
11232 clear_skip_on_incompatible_target, found_incompatible_target, and
11233 set_found_incompatible_target.
11234 (read_input_script): Add dirindex parameter. Change all callers.
11235 If parser finds an incompatible target, requeue Read_symbols
11237 (script_set_symbol): Clear skip_on_incompatible_target in
11239 (script_add_assertion, script_parse_option): Likewise.
11240 (script_start_sections, script_add_phdr): Likewise.
11241 (script_check_output_format): New function.
11242 * script.h (read_input_script): Update declaration.
11243 * script-c.h (script_check_output_format): Declare.
11244 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11245 (ignore_cmd): Remove OUTPUT_FORMAT.
11246 * fileread.cc (Input_file::Input_file): Add explicit this.
11247 (Input_file::will_search_for): New function.
11248 (Input_file::open): Add pindex parameter. Change all callers.
11249 * fileread.h (class Input_file): Add input_file_argument method.
11250 Declare will_search_for. Update declarations.
11251 * object.cc (make_elf_object): Add punconfigured parameter.
11252 Change all callers.
11253 * object.h (class Object): Make input_file public. Add
11254 searched_for method.
11255 (make_elf_object): Update declaration.
11256 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11258 * dirsearch.h (class Dirsearch): Update declaration.
11259 * options.h (class General_options): Add --warn-search-mismatch.
11260 * parameters.cc (Parameters::is_compatible_target): New function.
11261 * parameters.h (class Parameters): Declare is_compatible_target.
11262 * workqueue.cc (Workqueue::add_blocker): New function.
11263 * workqueue.h (class Workqueue): Declare add_blocker.
11265 * fileread.cc (Input_file::open): Remove options parameter.
11266 Change all callers.
11267 (Input_file::open_binary): Likewise.
11268 * script.cc (read_input_script): Likewise.
11269 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11270 options parameter from constructor. Change all callers.
11271 (class Read_script): Likewise.
11272 * fileread.h (class Input_file): Update declarations.
11273 * script.h (read_input_script): Update declaration.
11275 2009-03-10 Nick Clifton <nickc@redhat.com>
11277 * po/es.po: New Spanish translation.
11279 2009-03-06 Cary Coutant <ccoutant@google.com>
11281 * options.cc (parse_short_option): Keep dash_z from registering itself.
11283 2009-03-03 Ian Lance Taylor <iant@google.com>
11286 * target-reloc.h (relocate_section): Pass output_section to
11288 * i386.cc (Target_i386::should_apply_static_reloc): Add
11289 output_section parameter. Change all callers.
11290 (Target_i386::Relocate::relocate): Add output_section parameter.
11291 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11292 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11293 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11294 * testsuite/two_file_shared.sh: New script.
11295 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11296 (check_DATA): Add two_file_shared.dbg.
11297 (two_file_shared.dbg): New target.
11298 * testsuite/Makefile.in: Rebuild.
11300 2009-03-01 Ian Lance Taylor <iant@google.com>
11302 * configure.ac: Check for byteswap.h.
11303 * configure: Rebuild.
11304 * config.in: Rebuild.
11306 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11308 * layout.cc (Layout::find_or_add_kept_section): New function.
11309 (Layout::add_comdat): Removed.
11310 * layout.h (struct Kept_section): Move out of class Layout.
11311 Remove trailing underscores from field names. Add group_sections
11312 field. Rename group_ field to is_group. Change all uses.
11313 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11314 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11315 comdat_groups_ field.
11316 (Sized_relobj::include_section_group): Use
11317 find_or_add_kept_section and Kept_section::group_sections.
11318 (Sized_relobj::include_linkonce_section): Likewise.
11319 * object.cc (class Sized_relobj): Don't define Comdat_group or
11320 Comdat_group_table. Remove find_comdat_group and
11321 add_comdat_group. Remove comdat_groups_ field.
11322 * plugin.cc (include_comdat_group): Use
11323 Layout::find_or_add_kept_section.
11325 2009-02-28 Ian Lance Taylor <iant@google.com>
11327 * README: --gc-sections and map files are now supported. Document
11328 some build requirements.
11331 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11332 relocatable link set the value of the section symbol to zero.
11333 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11334 relocatable link don't include the section address in the local
11337 2009-02-27 Ian Lance Taylor <iant@google.com>
11340 * options.h (class Search_directory): Add is_system_directory.
11341 (class General_options): Declare is_in_system_directory.
11342 * options.cc (get_relative_sysroot): Make static.
11343 (get_default_sysroot): Make static.
11344 (General_optoins::is_in_system_directory): New function.
11345 * fileread.cc (Input_file::is_in_system_directory): New function.
11346 * fileread.h (class Input_file): Declare is_in_system_directory.
11347 * object.h (class Object): Add is_in_system_directory.
11348 (class Input_objects): Remove system_library_directory_ field.
11349 * object.cc (Input_objects::add_object): Don't set
11350 system_library_directory_.
11351 (input_objects::found_in_system_library_directory): Remove.
11352 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11353 parameter. Change all callers.
11354 (Symbol_table::sized_write_globals): Likewise.
11355 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11356 Call Object::is_in_system_directory.
11357 * symtab.h (class Symbol_table): Update declarations.
11360 * descriptors.h (Open_descriptor): Add is_on_stack field.
11361 * descriptors.cc (Descriptors::open): If the descriptor is on the
11362 top of the stack, remove it. Initialize is_on_stack field.
11363 (Descriptors::release): Only add pod to stack if it is not on the
11365 (Descriptors::close_some_descriptor): Clear stack_next and
11366 is_on_stack fields.
11369 * output.cc (Output_section::find_starting_output_address): Rename
11370 from starting_output_address; add PADDR parameter; change return
11372 * output.h (class Output_section): Declare
11373 find_starting_output_address instead of starting_output_address.
11374 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11375 section symbol for which we can't find a merge section.
11378 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11379 hidden or internal, force the symbol to be local.
11380 * resolve.cc (Symbol::override_visibility): Define.
11381 (Symbol::override_base): Use override_visibility.
11382 (Symbol_table::resolve): Likewise.
11383 (Symbol::override_base_with_special): Likewise.
11384 (Symbol_table::override_with_special): If the visibility is hidden
11385 or internal, force the symbol to be local.
11386 * symtab.h (class Symbol): Add set_visibility and
11387 override_visibility.
11388 * testsuite/ver_test_1.sh: New file.
11389 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11390 (check_DATA): Add ver_test_1.syms.
11391 (ver_test_1.syms): New target.
11392 * testsuite/Makefile.in: Rebuild.
11394 2009-02-25 Cary Coutant <ccoutant@google.com>
11396 * layout.cc (Layout::choose_output_section): Don't rename sections
11397 when using a linker script that has a SECTIONS clause.
11398 * Makefile.in: Regenerate.
11400 * testsuite/Makefile.am (script_test_5.sh): New test case.
11401 * testsuite/Makefile.in: Regenerate.
11402 * testsuite/script_test_5.cc: New file.
11403 * testsuite/script_test_5.sh: New file.
11404 * testsuite/script_test_5.t: New file.
11406 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11408 * archive.cc (Archive::include_member): Update calls to add_symbols.
11409 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11410 the Layout argument.
11411 * dynobj.h (do_add_symbols): Add the Layout argument.
11412 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11414 * object.h (Object::add_symbols): Add the Layout argument.
11415 (Object::do_add_symbols): Add the Layout argument.
11416 (Sized_relobj::do_add_symbols): Add the Layout argument.
11417 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11418 Unify the two versions.
11419 (Add_plugin_symbols): Remove.
11420 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11421 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11422 (Add_plugin_symbols): Remove.
11423 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11424 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11425 (Add_symbols::run): Make it work with Pulginobj.
11427 2009-02-06 Ian Lance Taylor <iant@google.com>
11429 * object.cc (Sized_relobj::do_layout): Make info message start
11430 with lower case letter.
11432 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11434 * binary.cc: Fix file comment.
11436 * options.h (enum Incremental_disposition): Define.
11437 (class General_options): Add new options: --incremental,
11438 --incremental_changed, --incremental_unchanged,
11439 --incremental_unknown. Add incremental_disposition_ and
11440 implicit_incremental_ fields.
11441 (General_options::incremental_disposition): New function.
11442 (class Position_dependent_options): Add incremental_disposition
11444 (Position_dependent_options::copy_from_options): Set incremental
11446 * options.cc (General_options::parse_incremental_changed): New
11448 (General_options::parse_incremental_unchanged): New function.
11449 (General_options::parse_incremental_unknown): New function.
11450 (General_options::General_options): Initialize new fields
11451 incremental_disposition_ and implicit_incremental_.
11452 (General_options::finalize): Check for uasge of --incremental-*
11453 without --incremental.
11455 2009-02-06 Chris Demetriou <cgd@google.com>
11457 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11458 pointer and to report location as the file name associated with
11460 (gold_undefined_symbol_at_location): New function to replace the
11461 old gold_undefined_symbol functionality.
11462 * target-reloc.h (relocate_section): Update to use
11463 gold_undefined_symbol_at_location.
11464 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11465 Call gold_undefined_symbol function rather than gold_error.
11466 * errors.h (Errors::undefined_symbol): Take location as a
11467 string, rather than calculating it from a relocation.
11468 * errors.cc (Errors::fatal): Print "fatal error:" before the
11470 (Errors::error, Errors::error_at_location): Print "error: "
11471 before the formatted message.
11472 (Errors::undefined_symbol): Take location as a string, rather
11473 than calculating it from a relocation.
11474 (gold_undefined_symbol_at_location): New function akin to
11475 old gold_undefined_symbol, calculates location from relocation.
11476 (gold_undefined_symbol): Change to take only a Symbol pointer
11477 and to report location as the file name associated with the symbol.
11478 * testsuite/debug_msg.sh: Update for changed error messages.
11479 * testsuite/undef_symbol.sh: Likewise.
11481 2009-02-04 Duncan Sands <baldrick@free.fr>
11484 * reduced_debug_output.h
11485 (Output_reduced_debug_abbrev_section::failed): Use format for
11487 (Output_reduced_debug_info_section::faild): Likewise.
11489 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11491 * script.cc (Lazy_demangler): New class.
11492 (Version_script_info::get_symbol_version_helper): Demangle a
11495 2009-01-29 Cary Coutant <ccoutant@google.com>
11497 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11499 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11501 2009-01-28 Ian Lance Taylor <iant@google.com>
11503 * version.cc (version_string): Bump to 1.9.
11505 * gold.h: Include <cstring> and <stdint.h>.
11506 * version.cc: Include <cstdio>.
11507 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11509 * reduced_debug_output.cc (insert_into_vector): Rename from
11510 Insert_into_vector; change all callers. Use Swap_unaligned to
11511 avoid aliasing issue; remove union since it is unnecessary.
11513 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11515 * Makefile.am (CCFILES): Add gc.cc.
11516 (HFILES): Add gc.h.
11517 * Makefile.in: Regenerate.
11518 * gold.cc (Gc_runner): New class.
11519 (queue_initial_tasks): Call garbage collection related tasks
11520 when corresponding options are invoked.
11521 (queue_middle_gc_tasks): New function.
11522 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11523 processed early before laying out sections during garbage collection.
11524 * gold.h (queue_middle_gc_tasks): New function.
11525 (is_prefix_of): Move from "layout.cc".
11526 * i386.cc (Target_i386::gc_process_relocs): New function.
11527 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11528 * main.cc (main): Create object of class "Garbage_collection".
11529 * object.cc (Relobj::copy_symbols_data): New function.
11530 (Relobj::is_section_name_included): New function.
11531 (Sized_relobj::do_layout): Allow this function to be called twice
11532 during garbage collection and defer layout of section during the
11534 * object.h (Relobj::get_symbols_data): New function.
11535 (Relobj::is_section_name_included): New function.
11536 (Relobj::copy_symbols_data): New function.
11537 (Relobj::set_symbols_data): New function.
11538 (Relobj::get_relocs_data): New function.
11539 (Relobj::set_relocs_data): New function.
11540 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11541 (Relobj::gc_process_relocs): New function.
11542 (Relobj::do_gc_process_relocs): New pure virtual function.
11543 (Relobj::sd_): New data member.
11544 (Sized_relobj::is_output_section_offset_invalid): New function.
11545 (Sized_relobj::do_gc_process_relocs): New function.
11546 * options.h (General_options::gc_sections): Modify to not be a no-op.
11547 (General_options::print_gc_sections): New option.
11548 * plugin.cc (Plugin_finish::run): Remove function call to
11549 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11550 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11551 * reloc.cc (Read_relocs::run): Add task to process relocs and
11552 determine unreferenced sections when doing garbage collection.
11553 (Gc_process_relocs): New class.
11554 (Sized_relobj::do_gc_process_relocs): New function.
11555 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11556 sections that are garbage collected.
11557 * reloc.h (Gc_process_relocs): New class.
11558 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11559 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11560 symbols whose corresponding sections are garbage collected.
11561 (Symbol_table::Symbol_table): Add new parameter for the garbage
11563 (Symbol_table::gc_mark_undef_symbols): New function.
11564 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11565 (Symbol_table::gc_mark_dyn_syms): New function.
11566 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11568 (Symbol_table::add_from_object): Likewise.
11569 (Symbol_table::add_from_relobj): When building shared objects, do not
11570 treat externally visible symbols as garbage.
11571 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11572 table information for static and relocatable links.
11573 * symtab.h (Symbol_table::set_gc): New function.
11574 (Symbol_table::gc): New function.
11575 (Symbol_table::gc_mark_undef_symbols): New function.
11576 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11577 (Symbol_table::gc_mark_dyn_syms): New function.
11578 (Symbol_table::gc_): New data member.
11579 * target.h (Sized_target::gc_process_relocs): New pure virtual
11581 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11582 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11584 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11586 * options.h (General_options::gc_sections): Define as a no-op for now.
11587 (General_options::no_keep_memory): Ditto.
11588 (General_options::Bshareable): Define.
11589 * options.cc (General_options::finalize): Honor -Bshareable.
11591 2009-01-20 Andreas Schwab <schwab@suse.de>
11593 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11594 read the value in the contents, since we don't use it. Use the
11595 template endianness when writing.
11596 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11598 2009-01-19 Andreas Schwab <schwab@suse.de>
11600 * configure.tgt (powerpc64-*): Fix targ_obj.
11602 2009-01-15 Ian Lance Taylor <iant@google.com>
11604 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11605 local symbols when stripping all symbols.
11607 2009-01-14 Cary Coutant <ccoutant@google.com>
11609 * output.cc (Output_reloc): Add explicit instantiations.
11611 2009-01-14 Cary Coutant <ccoutant@google.com>
11613 * archive.cc (Archive::get_elf_object_for_member): Remove call
11614 to File_read::claim_for_plugin.
11615 * descriptors.cc (Descriptors::open): Remove reference to
11617 (Descriptors::claim_for_plugin): Remove.
11618 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11619 (Descriptors::is_claimed): Remove.
11620 (claim_descriptor_for_plugin): Remove.
11621 * fileread.cc (File_read::claim_for_plugin): Remove.
11622 * fileread.h (File_read::claim_for_plugin): Remove.
11623 (File_read::descriptor): Reopen descriptor if necessary.
11624 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11625 (Plugin_manager::all_symbols_read): Add task parameter. Change
11627 (Plugin_manager::get_input_file): New function.
11628 (Plugin_manager::release_input_file): New function.
11629 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11630 corresponding data member.
11631 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11632 and pass to base constructor. Change all callers.
11633 (get_input_file, release_input_file): New functions.
11634 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11635 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11636 (Plugin_manager::all_symbols_read): Add task parameter.
11637 (Plugin_manager::get_input_file): New function.
11638 (Plugin_manager::release_input_file): New function.
11639 (Plugin_manager::task_): New data member.
11640 (Pluginobj::Pluginobj): Add filesize parameter.
11641 (Pluginobj::filename): New function.
11642 (Pluginobj::descriptor): New function.
11643 (Pluginobj::filesize): New function.
11644 (Pluginobj::filesize_): New data member.
11645 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11646 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11647 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11649 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11650 with archive libraries.
11651 * testsuite/Makefile.in: Regenerate.
11652 * testsuite/plugin_test.c (struct sym_info): New type.
11653 (get_input_file, release_input_file): New static variables.
11654 (onload): Capture new transfer vector entries.
11655 (claim_file_hook): Stop reading at end of file according to filesize.
11656 Factor out parsing of readelf output into separate function.
11657 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11658 APIs and get the source file name from the symbol table. Convert
11659 source file name to corresponding object file name. Print info
11660 message when adding new input files.
11661 (parse_readelf_line): New function.
11662 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11663 * testsuite/plugin_test_2.sh: Likewise.
11664 * testsuite/plugin_test_3.sh: Likewise.
11665 * testsuite/plugin_test_4.sh: New test case.
11667 2009-01-07 Ian Lance Taylor <iant@google.com>
11669 * version.cc (version_string): Bump to 1.8.
11671 2008-12-23 Cary Coutant <ccoutant@google.com>
11673 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11674 * plugin.cc (Plugin_manager::finish): Rename as
11675 layout_deferred_objects. Move cleanup to separate function.
11676 (Plugin_manager::cleanup): New function.
11677 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11679 * plugin.h (Plugin_manager::finish): Rename as
11680 layout_deferred_objects.
11681 (Plugin_manager::cleanup): New function.
11682 (Plugin_manager::cleanup_done): New field.
11684 2008-12-23 Cary Coutant <ccoutant@google.com>
11686 * plugin.cc (is_visible_from_outside): New function.
11687 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11688 so we don't return "IR only" status for exported symbols or -r links.
11690 * testsuite/Makefile.am (plugin_test_3): New test case.
11691 * testsuite/Makefile.in: Regenerate.
11692 * testsuite/plugin_test_3.sh: New file.
11694 2008-12-22 Cary Coutant <ccoutant@google.com>
11696 * object.cc (Sized_relobj::layout_section): New function.
11697 (Sized_relobj::do_layout): Defer layout of input sections until after
11698 plugin has provided replacement files.
11699 (Sized_relobj::do_layout_deferred_sections): New function.
11700 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11701 (Relobj::layout_deferred_sections): New function.
11702 (Relobj::do_layout_deferred_sections): New function.
11703 (Sized_relobj::do_layout_deferred_sections): New function.
11704 (Sized_relobj::layout_section): New function.
11705 (Sized_relobj::Deferred_layout): New structure.
11706 (Sized_relobj::deferred_layout_): New field.
11707 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11708 Change all callers. Layout deferred sections.
11709 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11711 (Plugin_hook::run): Move code from do_plugin_hook inline.
11712 (Plugin_hook::do_plugin_hook): Remove.
11713 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11714 (Plugin_manager::finish): Renamed, was cleanup.
11715 (Plugin_manager::should_defer_layout): New function.
11716 (Plugin_manager::add_deferred_layout_object): New function.
11717 (Plugin_manager::Deferred_layout_list): New type.
11718 (Plugin_manager::deferred_layout_objects_): New field.
11719 (Plugin_hook::do_plugin_hook): Remove.
11721 2008-12-17 Ian Lance Taylor <iant@google.com>
11723 * options.h (class General_options): Add --no case for
11726 2008-12-16 Cary Coutant <ccoutant@google.com>
11728 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11730 (Plugin_manager::claim_file): Create plugin object even if
11731 plugin did not call the add_symbols callback.
11732 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11733 asking for more symbols than were added.
11734 * testsuite/Makefile.am (plugin_test_1): Add test case with
11736 (empty.syms): New target.
11737 * testsuite/Makefile.in: Regenerate.
11738 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11739 message. Don't call add_symbols if no globals.
11740 (all_symbols_read_hook): Don't provide replacement for empty
11743 2008-12-12 Ian Lance Taylor <iant@google.com>
11745 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11746 r_type == 0 for a local symbol with r_sym == 0.
11747 (scan_relocatable_relocs): Pass r_sym to
11748 local_non_section_strategy.
11749 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11752 * configure.ac: Update test for TLS descriptors: they are
11753 supported as of glibc 2.9.
11754 * configure: Rebuild.
11756 2008-12-11 Ian Lance Taylor <iant@google.com>
11759 * target-reloc.h (Default_scan_relocatable_relocs): For each
11760 function, map r_type == 0 to RELOC_DISCARD.
11762 2008-12-10 Cary Coutant <ccoutant@google.com>
11764 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11765 object to override a kept COMDAT group from a plugin object.
11767 2008-12-09 Ian Lance Taylor <iant@google.com>
11770 * yyscript.y (file_cmd): Handle INPUT.
11772 * testsuite/initpri1.c: Change all declarations to be full
11773 prototypes by adding void, to avoid compiler warnings.
11775 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11777 * options.cc (General_options::parse_plugin_opt): New.
11778 (General_options::add_plugin): The argument now is just the filename.
11779 (General_options::add_plugin_option): New.
11780 * options.h (plugin_opt): New.
11781 (add_plugin): Change argument name.
11782 (add_plugin_option): New.
11783 * plugin.cc (Plugin::load): Don't parse the plugin option.
11784 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11785 (Plugin::add_option): New.
11786 (Plugin::args_): Change type.
11787 (Plugin::filename_): New.
11788 (Plugin_manager::add_plugin_option): New.
11789 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11790 * testsuite/Makefile.in: Regenerate.
11792 2008-12-05 Cary Coutant <ccoutant@google.com>
11794 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11795 Handle --strip-lto-sections option.
11796 * options.h (strip_lto_sections): New option.
11798 2008-12-01 Cary Coutant <ccoutant@google.com>
11800 * plugin.cc (ld_plugin_message): Change format parameter to const.
11801 Fix mismatch between new[] and delete.
11803 2008-11-14 Cary Coutant <ccoutant@google.com>
11805 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11808 2008-11-05 Craig Silverstein <csilvers@google.com>
11810 * options.cc (General_options::parse_dynamic_list): New function.
11811 * options.h (General_options): New flags dynamic_list,
11812 dynamic_list_data, dynamic_list_cpp_new, and
11813 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11814 (General_options::in_dynamic_list): New function.
11815 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11816 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11817 (Lex::can_continue_name): Likewise.
11819 (read_script_file): New parameter script_options.
11820 (read_dynamic_list): New function.
11821 (Script_options::define_dynamic_list): New function.
11822 (dynamic_list_keyword_parsecodes): New variable.
11823 (dynamic_list_keywords): New variable.
11824 * script.h (Script_options::define_dynamic_list): New function
11826 (read_dynamic_list): New function prototype.
11827 * symtab.cc (strprefix): New macro.
11828 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11829 dynamic_list_data, dynamic_list_cpp_new, and
11830 dynamic_list_cpp_typeinfo.
11831 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11832 (dynamic_list_expr): New rule.
11833 (dynamic_list_nodes): Likewise.
11834 (dynamic_list_node): Likewise.
11835 * testsuite/Makefile.am (dynamic_list): New test.
11836 * testsuite/Makefile.in: Regenerated.
11837 * testsuite/dynamic_list.t: New file.
11838 * testsuite/dynamic_list.sh: New file.
11840 2008-11-05 Craig Silverstein <csilvers@google.com>
11842 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11843 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11844 (t11_last): Likewise.
11845 * testsuite/ver_test_6.c (main): Likewise.
11847 2008-10-07 Cary Coutant <ccoutant@google.com>
11849 * options.c (General_options::finalize): Add check for -static and
11851 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11854 2008-10-02 Cary Coutant <ccoutant@google.com>
11856 * plugin.cc (make_sized_plugin_object): Fix conditional
11857 compilation to work when not all targets are enabled.
11859 2008-09-29 Cary Coutant <ccoutant@google.com>
11861 * archive.cc (Archive::get_file_and_offset): Use filename instead
11862 of name to get library path.
11863 (Archive::include_member): Unlock external member of a thin archive.
11865 * testsuite/Makefile.am (TEST_AR): New variable.
11866 (thin_archive_test_1): New test.
11867 (thin_archive_test_2): New test.
11868 * testsuite/Makefile.in: Regenerate.
11869 * testsuite/thin_archive_main.cc: New file.
11870 * testsuite/thin_archive_test_1.cc: New file.
11871 * testsuite/thin_archive_test_2.cc: New file.
11872 * testsuite/thin_archive_test_3.cc: New file.
11873 * testsuite/thin_archive_test_4.cc: New file.
11875 2008-09-29 Cary Coutant <ccoutant@google.com>
11877 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11878 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11880 (Sized_relobj::do_finalize_local_symbols): Likewise.
11881 (Sized_relobj::map_to_kept_section): Likewise.
11882 * object.h (Sized_relobj::invalid_address): New constant.
11883 (Sized_relobj::do_output_section_offset): Check for invalid_address
11885 * output.cc (Output_reloc::local_section_offset): Use constant
11886 invalid_address instead of -1U.
11887 (Output_reloc::get_address): Likewise.
11888 (Output_section::output_address): Change -1U to -1ULL.
11889 * output.h (Output_reloc::invalid_address): New constant.
11890 * reloc.cc (Sized_relobj::write_sections): Use constant
11891 invalid_address instead of -1U.
11892 (Sized_relobj::relocate_sections): Likewise.
11893 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11894 values for merge sections.
11895 * target-reloc.h (relocate_for_relocatable): Use constant
11896 invalid_address instead of -1U.
11898 2008-09-19 Cary Coutant <ccoutant@google.com>
11900 Add plugin functionality for link-time optimization (LTO).
11901 * configure.ac (plugins): Add --enable-plugins option.
11902 * configure: Regenerate.
11903 * config.in: Regenerate.
11904 * Makefile.am (LIBDL): New variable.
11905 (CCFILES): Add plugin.cc.
11906 (HFILES): Add plugin.h.
11907 (ldadd_var): Add LIBDL.
11908 * Makefile.in: Regenerate.
11910 * archive.cc: Include "plugin.h".
11911 (Archive::setup): Don't preread archive symbols when using a plugin.
11912 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11913 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11915 (Archive::include_member): Add symbols from plugin objects.
11916 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11917 * descriptors.cc (Descriptors::open): Check for file descriptors
11918 abandoned by plugins.
11919 (Descriptors::claim_for_plugin): New function.
11920 * descriptors.h (Descriptors::claim_for_plugin): New function.
11921 (Open_descriptor::is_claimed): New field.
11922 (claim_descriptor_for_plugin): New function.
11923 * fileread.cc (File_read::claim_for_plugin): New function.
11924 * fileread.h (File_read::claim_for_plugin): New function.
11925 (File_read::descriptor): New function.
11926 * gold.cc: Include "plugin.h".
11927 (queue_initial_tasks): Add task to call plugin hooks for generating
11929 * main.cc: Include "plugin.h".
11930 (main): Load plugin libraries.
11931 * object.h (Pluginobj): Declare.
11932 (Object::pluginobj): New function.
11933 (Object::do_pluginobj): New function.
11934 (Object::set_target): New function.
11935 * options.cc: Include "plugin.h".
11936 (General_options::parse_plugin): New function.
11937 (General_options::General_options): Initialize plugins_ field.
11938 (General_options::add_plugin): New function.
11939 * options.h (Plugin_manager): Declare.
11940 (General_options): Add --plugin option.
11941 (General_options::has_plugins): New function.
11942 (General_options::plugins): New function.
11943 (General_options::add_plugin): New function.
11944 (General_options::plugins_): New field.
11945 * plugin.cc: New file.
11946 * plugin.h: New file.
11947 * readsyms.cc: Include "plugin.h".
11948 (Read_symbols::do_read_symbols): Check for archive before checking
11949 for ELF file. Call plugin hooks to claim files.
11950 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11951 from a real object file; force override when processing replacement
11953 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11954 (Symbol::init_base_object): Likewise.
11955 (Symbol::init_base_output_data): Likewise.
11956 (Symbol::init_base_output_segment): Likewise.
11957 (Symbol::init_base_constant): Likewise.
11958 (Symbol::init_base_undefined): Likewise.
11959 (Symbol::output_section): Assert that object is not a plugin.
11960 (Symbol_table::add_from_pluginobj): New function.
11961 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11963 (Symbol_table::sized_write_globals): Likewise.
11964 (Symbol_table::add_from_pluginobj): Instantiate template.
11965 * symtab.h (Sized_pluginobj): Declare.
11966 (Symbol::in_real_elf): New function.
11967 (Symbol::set_in_real_elf): New function.
11968 (Symbol::in_real_elf_): New field.
11969 (Symbol_table::add_from_pluginobj): New function.
11971 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11972 (LIBDL): New variable.
11973 (LDADD): Add LIBDL.
11974 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11975 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11976 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11977 (MOSTLYCLEANFILES): Likewise.
11978 * testsuite/Makefile.in: Regenerate.
11979 * testsuite/plugin_test.c: New file.
11980 * testsuite/plugin_test_1.sh: New file.
11981 * testsuite/plugin_test_2.sh: New file.
11983 2008-09-16 Ian Lance Taylor <iant@google.com>
11985 * target-reloc.h (relocate_section): Check whether a symbol is
11986 defined by the ABI before reporting an undefined symbol error.
11987 * target.h (Target::is_defined_by_abi): Make parameter const.
11988 (Target::do_is_defined_by_abi): Likewise.
11989 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11990 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11991 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11992 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11993 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11994 * testsuite/Makefile.in: Rebuild.
11996 * fileread.cc (make_view): Add casts to avoid warning.
11998 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12000 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
12001 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12003 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
12005 * options.h (General_options::output_is_executable): New.
12006 (General_options::output_is_pie): New.
12007 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
12008 for shared libraries.
12009 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
12011 2008-09-11 Chris Demetriou <cgd@google.com>
12013 * options.h (origin): New -z option.
12014 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
12015 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
12018 2008-09-05 Cary Coutant <ccoutant@google.com>
12020 * fileread.cc (File_read::make_view): Add check for attempt to map
12021 beyond end of file.
12023 2008-09-05 Cary Coutant <ccoutant@google.com>
12025 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12026 explicit instantiations.
12028 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
12031 * options.cc (General_options::finalize): Allow undefined symbols
12032 in shlibs if linking -shared.
12035 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12036 symbols as not needing a dynsym entry.
12038 2008-08-20 Craig Silverstein <csilvers@google.com>
12040 * fileread.cc (File_read::open): Do not lock the file unless it
12041 was successfully opened.
12043 2008-08-14 Cary Coutant <ccoutant@google.com>
12045 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12046 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12047 * testsuite/tls_test.cc (struct int128): 128-bit struct
12048 for testing TLS relocs with non-zero addend.
12049 (v12): New TLS variable.
12051 (t_last): Add check for v12.
12052 * testsuite/tls_test.h (t12): New function.
12053 * testsuite/tls_test_main.cc (thread_routine): Call new test.
12055 2008-08-13 Ian Lance Taylor <iant@google.com>
12057 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12058 set tls_segment_ or relro_segment_.
12059 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12061 * output.h (Output_section::clear_is_relro): New function.
12062 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12063 sections specially even when output_data_ is empty.
12064 (Output_segment::maximum_alignment): When first section is relro,
12065 only force alignment for PT_LOAD segments.
12066 * script.cc (script_data_segment_align): New function.
12067 (script_data_segment_relro_end): New function.
12068 * script-c.h (script_data_segment_align): Declare.
12069 (script_data_segment_relro_end): Declare.
12070 * script-sections.h (class Script_sections): Declare
12071 data_segment_align and data_segment_relro_end. Add fields
12072 segment_align_index_ and saw_relro_end_.
12073 * script-sections.cc (class Sections_element): Add set_is_relro
12074 virtual function. Add new bool* parameter to place_orphan_here.
12075 Add get_output_section virtual function.
12076 (class Output_section_definition): Add set_is_relro. Add new
12077 bool* parameter to place_orphan_here. Add get_output_section.
12078 Add is_relro_ field.
12079 (Output_section_definition::Output_section_definition): Initialize
12080 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12081 and is_relro_ fields.
12082 (Output_section_definition::place_orphan_here): Add is_relro
12084 (Output_section_definition::set_section_addresses): Set relro for
12086 (Output_section_definition::alternate_constraint): Likewise.
12087 (class Orphan_output_section): Add new bool* parameter to
12088 place_orphan_here. Add get_output_section.
12089 (Orphan_output_section::place_orphan_here): Add is_relro
12091 (Script_sections::Script_sections): Initialize
12092 data_segment_align_index_ and saw_relro_end_.
12093 (Script_sections::data_segment_align): New function.
12094 (Script_sections::data_segment_relro_end): New function.
12095 (Script_sections::place_orphan): Set or clear is_relro.
12096 (Script_sections::set_section_addresses): Force alignment of first
12098 * yyscript.y (exp): Call script_data_segment_align and
12099 script_data_segment_relro_end.
12100 * testsuite/relro_script_test.t: New file.
12101 * testsuite/relro_test.cc (using_script): Declare.
12102 (t1, t2): Test using_script.
12103 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12104 (relro_script_test_SOURCES): Define.
12105 (relro_script_test_DEPENDENCIES): Define.
12106 (relro_script_test_LDFLAGS): Define.
12107 (relro_script_test_LDADD): Define.
12108 (relro_script_test.so): New target.
12109 * testsuite/Makefile.in: Rebuild.
12111 2008-08-06 Cary Coutant <ccoutant@google.com>
12113 * archive.cc (Archive::total_archives, Archive::total_members)
12114 (Archive::total_members_loaded): New variables.
12115 (Archive::setup): Add parameter. Add option to preread
12117 (Archive::read_armap): Add counter.
12118 (Archive::get_file_and_offset): New function.
12119 (Archive::get_elf_object_for_member): New function.
12120 (Archive::read_all_symbols): New function.
12121 (Archive::read_symbols): New function.
12122 (Archive::add_symbols): Add counters.
12123 (Archive::include_all_members): Use armap to find members if it's
12125 (Archive::include_member): Skip reading symbols if already read.
12126 Factored code into Archive::get_file_and_offset and
12127 Archive::get_elf_object_for_member. Changed call to
12128 Mapfile::report_include_archive_member.
12129 (Archive::print_stats): New function.
12130 * archive.h: Declare Object and Read_symbols_data classes.
12131 (Archive::Archive): Add initializers for new members.
12132 (Archive::setup): Add parameter.
12133 (Archive::print_stats): New function.
12134 (Archive::total_archives, Archive::total_members)
12135 (Archive::total_members_loaded): New variables.
12136 (Archive::get_file_and_offset): New function.
12137 (Archive::get_elf_object_for_member): New function.
12138 (Archive::read_all_symbols): New function.
12139 (Archive::read_symbols): New function.
12140 (Archive::Archive_member): New class.
12141 (Archive::members_): New member.
12142 (Archive::num_members_): New member.
12143 * main.cc: Include archive.h.
12144 (main): Call Archive::print_stats.
12145 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12146 archive parameter; member_name is now the fully-decorated name.
12147 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12148 * options.h: (General_options): Add --preread-archive-symbols option.
12149 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12152 2008-08-04 Ian Lance Taylor <iant@google.com>
12154 * symtab.h (Symbol::use_plt_offset): New function.
12155 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12156 * powerpc.cc (Relocate::relocate): Likewise.
12157 * sparc.cc (Relocate::relocate): Likewise.
12158 * x86_64.cc (Relocate::relocate): Likewise.
12159 * testsuite/weak_plt.sh: New test.
12160 * testsuite/weak_plt_main.cc: New test.
12161 * testsuite/weak_plt_shared.cc: New test.
12162 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12163 (check_PROGRAMS): Add weak_plt.
12164 (check_DATA): Add weak_plt_shared.so.
12165 (weak_plt_main_pic.o, weak_plt): New targets.
12166 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12167 * testsuite/Makefile.in: Rebuild.
12169 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12171 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12172 * testsuite/Makefile.in: Rebuild.
12174 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12176 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12177 * Makefile.in: Regenerate.
12178 * po/POTFILES.in: Regenerate.
12180 2008-07-29 Ian Lance Taylor <iant@google.com>
12182 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12183 symbols before other symbols.
12184 * testsuite/script_test_2.cc (test_addr): Declare.
12185 (test_addr_alias): Declare.
12186 (main): Check that test_addr and test_addr_alias have the right
12188 * testsuite/script_test_2.t: Define test_addr_alias and
12191 2008-07-24 Ian Lance Taylor <iant@google.com>
12194 * descriptors.cc: New file.
12195 * descriptors.h: New file.
12196 * gold-threads.h (class Hold_optional_lock): New class.
12197 * fileread.cc: Include "descriptors.h".
12198 (File_read::~File_read): Release descriptor rather than closing
12200 (File_read::open) [file]: Call open_descriptor rather than open.
12201 Set is_descriptor_opened_.
12202 (File_read::open) [memory]: Assert that descriptor is not open.
12203 (File_read::reopen_descriptor): New function.
12204 (File_read::release): Release descriptor.
12205 (File_read::do_read): Make non-const. Reopen descriptor.
12206 (File_read::read): Make non-const.
12207 (File_read::make_view): Reopen descriptor.
12208 (File_read::do_readv): Likewise.
12209 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12210 Update declarations.
12211 * layout.cc: Include "descriptors.h".
12212 (Layout::create_build_id): Use open_descriptor rather than open.
12213 * output.cc: Include "descriptors.h".
12214 (Output_file::open): Use open_descriptor rather than open.
12215 * archive.cc (Archive::const_iterator): Change Archive to be
12217 (Archive::begin, Archive::end): Make non-const.
12218 (Archive::count_members): Likewise.
12219 * archive.h (class Archive): Update declarations.
12220 * object.h (Object::read): Make non-const.
12221 * Makefile.am (CCFILES): Add descriptors.cc.
12222 (HFILES): Add descriptors.h.
12223 * Makefile.in: Rebuild.
12226 * gold.h: Always include <clocale>. Add Solaris workarounds
12227 following code in binutils/sysdep.h.
12230 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12231 this->eh_frame_hdr_ is NULL before using it.
12233 * dynobj.cc (Versions::Versions): Update comment.
12235 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12236 the base version name.
12238 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12239 array size plus one.
12240 (Stringpool_template::set_string_offsets): Subtract one from key
12241 before using it as an array index.
12242 (Stringpool_template::get_offset_with_length): Likewise.
12243 (Stringpool_template::write_to_buffer): Likewise.
12244 * stringpool.h (Stringpool_template::get_offset_from_key):
12247 2008-07-23 Ian Lance Taylor <iant@google.com>
12250 * object.h (Merged_symbol_value::value): Do our best to handle a
12254 * script.cc (Version_script_info::get_versions): Don't add empty
12255 version tag to return value.
12256 (Version_script_info::get_symbol_version_helper): Change return
12257 type to bool. Add pversion parameter. Change all callers.
12258 (script_register_vers_node): Don't require a non-NULL tag.
12259 * script.h (class Version_script_info): Update declarations.
12260 (Version_script_info::get_symbol_version): Change return type to
12261 bool. Add version parameter. Change all callers.
12262 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12263 handling. Handle an empty version from a version script.
12264 (Symbol_table::define_special_symbol): Likewise.
12265 * testsuite/ver_test_10.script: New file.
12266 * testsuite/ver_test_10.sh: New file.
12267 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12268 (check_DATA): Add ver_test_10.syms.
12269 (ver_test_10.syms, ver_test_10.so): New target.
12270 * testsuite/Makefile.in: Rebuild.
12272 2008-07-23 Simon Baldwin <simonb@google.com>
12274 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12275 to zero for undefined symbols from dynamic libraries.
12277 2008-07-23 Ian Lance Taylor <iant@google.com>
12279 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12280 Change all callers.
12281 * symtab.h (class Symbol_table): Update declaration.
12282 * testsuite/ver_test_9.cc: New file.
12283 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12284 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12285 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12286 (ver_test_9.so, ver_test_9.o): New targets.
12287 * testsuite/Makefile.in: Rebuild.
12289 2008-07-22 Ian Lance Taylor <iant@google.com>
12291 * options.h (class General_options): Define --check-sections.
12292 * layout.cc (Layout::set_segment_offsets): Handle
12295 * options.h (class General_options): Define -n/--nmagic and
12297 * options.cc (General_options::finalize): For -n/--nmagic or
12298 -N/--omagic, set -static.
12299 * layout.cc (Layout::attach_allocated_section_to_segment): If
12300 -N/--omagic, don't put read-only and read-write sections in
12301 different segments.
12302 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12303 finding a read-only segment.
12304 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12305 don't set the minimum segment alignment to the common page size,
12306 and don't set the file offset to the address modulo the page size.
12307 * script-sections.cc (Script_sections::create_segments): If
12308 -n/--omagic, don't put read-only and read-write sections in
12309 different segments.
12311 * cref.cc: New file.
12312 * cref.h: New file.
12313 * options.h (class General_options): Add --print-symbol-counts.
12314 * main.cc (main): Issue defined symbol report if requested.
12315 * archive.cc (Archive::interpret_header): Make into a const member
12317 (Archive::add_symbols): Call Input_objects::archive_start and
12319 (Archive::const_iterator): Define new class.
12320 (Archive::begin, Archive::end): New functions.
12321 (Archive::include_all_members): Rewrite to use iterator.
12322 (Archive::count_members): New function.
12323 * archive.h (class Archive): Update declarations.
12324 (Archive::filename): New function.
12325 * object.cc: Include "cref.h".
12326 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12327 (Sized_relobj::do_get_global_symbol_counts): New function.
12328 (Input_objects::add_object): Add object to cross-referencer.
12329 (Input_objects::archive_start): New function.
12330 (Input_objects::archive_stop): New function.
12331 (Input_objects::print_symbol_counts): New function.
12332 * object.h: Declare Cref and Archive.
12333 (Object::get_global_symbol_counts): New function.
12334 (Object::do_get_global_symbol_counts): New pure virtual function.
12335 (class Sized_relobj): Add defined_count_ field. Update
12337 (class Input_objects): Add cref_ field. Update constructor.
12338 Update declarations.
12339 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12341 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12343 (Sized_dynobj::do_get_global_symbol_counts): New function.
12344 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12345 defined_count_. Update declarations. Define Symbols typedef.
12346 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12347 parameter. Change all callers.
12348 (Symbol_table::add_from_dynobj): Add sympointers and defined
12349 parameters. Change all callers.
12350 * symtab.h (class Symbol_table): Update declarations.
12351 * Makefile.am (CCFILES): Add cref.cc.
12352 (HFILES): Add cref.h.
12353 * Makefile.in: Rebuild.
12355 2008-07-22 Simon Baldwin <simonb@google.com>
12357 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12358 to zero when writing undefined symbols.
12360 2008-07-22 Ian Lance Taylor <iant@google.com>
12362 * output.cc (Output_section::add_input_section): Don't try to
12363 merge empty merge sections.
12365 2008-07-21 Craig Silverstein <csilvers@google.com>
12367 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12368 Include symbol version in error message.
12370 2008-07-20 Chris Demetriou <cgd@google.com>
12372 * configure.ac (gold_cv_c_random_seed): New configured variable.
12373 (RANDOM_SEED_CFLAGS): New substituted variable.
12374 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12375 * configure: Rebuild.
12376 * Makefile.in: Likewise.
12377 * testsuite/Makefile.in: Likewise.
12379 2008-07-18 Ian Lance Taylor <iant@google.com>
12381 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12382 where we see NAME/NULL and NAME/VERSION as separate symbols.
12383 * testsuite/ver_test_main.cc (main): Call t4.
12384 (t4, t4_2a): Define.
12385 * testsuite/ver_test_2.cc (t4_2): Define.
12386 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12387 * testsuite/ver_test_4.cc (t4_2a): Define.
12388 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12389 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12391 2008-07-17 Ian Lance Taylor <iant@google.com>
12393 * dynobj.cc (Versions::add_def): If we give an error about a
12394 missing version, go ahead and create the version anyhow.
12396 2008-07-10 Ian Lance Taylor <iant@google.com>
12398 Handle output sections with more than 0x7fffffff bytes.
12399 * object.h (class Relobj): Change map_to_output_ to
12400 output_sections_, and just keep a section pointer. Change all
12401 uses. Move comdat group support to Sized_relobj.
12402 (Relobj::is_section_specially_mapped): Remove.
12403 (Relobj::output_section): Remove poff parameter. Change all
12405 (Relobj::output_section_offset): New function.
12406 (Relobj::set_section_offset): Rewrite.
12407 (Relobj::map_to_output): Remove.
12408 (Relobj::output_sections): New function.
12409 (Relobj::do_output_section_offset): New pure virtual function.
12410 (Relobj::do_set_section_offset): Likewise.
12411 (class Sized_relobj): Add section_offsets_ field. Add comdat
12412 group support from Relobj. Update declarations.
12413 (Sized_relobj::get_output_section_offset): New function.
12414 (Sized_relobj::do_output_section_offset): New function.
12415 (Sized_relobj::do_set_section_offset): New function.
12416 * object.cc (Relobj::output_section_address): Remove.
12417 (Sized_relobj::Sized_relobj): Initialize new fields.
12418 (Sized_relobj::include_section_group): Cast find_kept_object to
12420 (Sized_relobj::include_linkonce_section): Likewise.
12421 (Sized_relobj::do_layout): Use separate arrays for output section
12423 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12425 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12426 output_sections and section_offsets.
12427 (Sized_relobj::write_local_symbols): Likewise.
12428 (map_to_kept_section): Compute output address directly.
12429 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12430 output_sections and section_offsets.
12431 (Sized_relobj::write_sections): Likewise.
12432 (Sized_relobj::relocate_sections): Likewise.
12433 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12434 * output.h (class Output_reloc): Update declarations. Change
12435 u2_.relobj to Sized_relobj*.
12436 (class Output_data_reloc): Change add functions to use
12438 * output.cc (Output_reloc::Output_reloc): Change relobj to
12440 (Output_reloc::local_section_offset): Change return type to
12441 Elf_Addr. Use get_output_section_offset.
12442 (Output_reloc::get_address): Likewise.
12443 (Output_section::is_input_address_mapped): Don't call
12444 is_section_specially_mapped.
12445 (Output_section::output_offset): Likewise.
12446 (Output_section::output_address): Likewise.
12447 (Output_section::starting_output_address): Likewise.
12448 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12449 parameter to Sized_relobj*.
12450 (Copy_relocs::need_copy_reloc): Likewise.
12451 (Copy_relocs::save): Likewise.
12452 * copy-relocs.h (class Copy_relocs): Update declarations.
12453 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12454 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12455 * target-reloc.h (relocate_for_relocatable): Change
12456 offset_in_output_section type to Elf_Addr. Change code that uses
12458 * layout.cc (Layout::layout): Always set *off.
12459 * mapfile.cc (Mapfile::print_input_section): Use
12460 output_section_offset.
12461 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12463 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12464 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12465 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12467 2008-07-03 Ian Lance Taylor <iant@google.com>
12469 * layout.cc (Layout::include_section): Do not discard unrecognized
12470 SHT_STRTAB sections.
12472 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12474 * script.cc (Lex::can_continue_name): Make '?' allowable in
12475 version-script names.
12476 * testsuite/version_script.map: Change glob pattern to use '?'
12478 2008-06-30 Manish Singh <yosh@gimp.org>
12481 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12484 2008-06-30 Ian Lance Taylor <iant@google.com>
12488 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12489 versions]: Don't try to read the value in the contents, since we
12490 don't use it. Use the template endianness when writing.
12492 2008-06-25 Cary Coutant <ccoutant@google.com>
12494 * fileread.cc (File_read::make_view): Assert on zero-length view.
12495 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12496 symbol table when there are no symbols to read.
12498 2008-06-23 Craig Silverstein <csilvers@google.com>
12500 * version.cc (version_string): Bump to 1.7
12502 2008-06-18 Craig Silverstein <csilvers@google.com>
12504 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12505 constant 0xFFFF to type Valtype.
12506 (Powerpc_relocate_functions::rel16_ha): Likewise.
12508 2008-06-17 Ian Lance Taylor <iant@google.com>
12510 * output.h (Output_section::Input_section): Initialize p2align_ to
12511 zero for Output_section_data constructors.
12512 (Output_section::Input_section::addralign): If not an input
12513 section, return the alignment of the Output_section_data.
12514 * testsuite/copy_test.cc: New file.
12515 * testsuite/copy_test_1.cc: New file.
12516 * testsuite/copy_test_2.cc: New file.
12517 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12518 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12519 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12520 (copy_test_1_pic.o, copy_test_1.so): New targets.
12521 (copy_test_2_pic.o, copy_test_2.so): New targets.
12522 * testsuite/Makefile.in: Rebuild.
12524 * script-sections.cc (Script_sections::place_orphan): Initialize
12525 local variable exact.
12527 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12529 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12531 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12532 David S. Miller <davem@davemloft.net>
12534 * powerpc.cc: New file.
12535 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12536 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12537 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12538 * Makefile.in: Rebuild.
12540 2008-06-09 Ian Lance Taylor <iant@google.com>
12542 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12544 (throwing, orig_terminate): New static variables.
12545 (terminate_handler): New static function.
12546 (t2): Set terminate handler.
12548 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12551 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12554 2008-05-30 Cary Coutant <ccoutant@google.com>
12556 * archive.cc (Archive::include_all_members) Correct to step
12557 over symbol table and extended name table in thin archives.
12559 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12562 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12565 2008-05-28 Caleb Howe <cshowe@google.com>
12567 * reduced_debug_output.cc: New file.
12568 * reduced_debug_output.h: New file.
12569 * options.h (class General_options): Add --strip-debug-non-line.
12570 * options.cc (General_options::finalize): Add strip_debug_non_line
12571 to the strip heirarchy.
12572 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12574 * layout.cc: Include "reduced_debug_output.h".
12575 (Layout::Layout): Initialize new fields.
12576 (line_only_debug_sections): New static array.
12577 (is_lines_only_debug_sections): New static inline function.
12578 (Layout::include_section): Handle --strip-debug-non-line.
12579 (Layout::make_output_section): If --strip-debug-non-line, build
12580 new output sections for .debug_abbrev and .debug_info.
12581 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12582 gold. Warn about possible overflow.
12583 (read_signed_LEB_128): Likewise.
12584 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12585 (read_signed_LEB_128): Declare.
12586 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12587 (HFILES): Add reduced_debug_output.h.
12588 * Makefile.in: Rebuild.
12590 2008-05-21 Ian Lance Taylor <iant@google.com>
12592 * mapfile.cc: New file.
12593 * mapfile.h: New file.
12594 * options.h (class General_options): Add -M/--print-map and -Map.
12595 * options.cc (General_options::finalize): Make -M equivalent to
12597 * main.cc: Include <cstdio> and "mapfile.h".
12598 (main): Open mapfile if requested.
12599 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12600 constructor. Change caller.
12601 (queue_initial_tasks): Add mapfile parameter. Change caller.
12602 (queue_middle_tasks): Likewise.
12603 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12605 * archive.cc: Include "mapfile.h".
12606 (Archive::add_symbols): Add mapfile parameter. Change all
12607 callers. Pass mapfile, symbol, and reason to include_member.
12608 (Archive::include_all_members): Add mapfile parameter. Change all
12610 (Archive::include_member): Add mapfile, sym, and why parameters.
12611 Change all callers. Report inclusion to map file.
12612 * archive.h: Include "fileread.h".
12613 (class Archive): Update declarations.
12614 (Archive::file): New const method.
12615 (class Add_archive_symbols): Add mapfile_ field. Update
12616 constructor. Change all callers.
12617 * readsyms.h (class Read_symbols): Likewise.
12618 (class Finish_group): Likewise.
12619 (class Read_script): Likewise.
12620 * common.cc: Include "mapfile.h".
12621 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12623 (Symbol_table::do_allocate_commons): Likewise.
12624 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12625 symbol allocation to mapfile.
12626 * common.h (class Allocate_commons_task): Add mapfile_ field.
12627 Update constructor. Change all callers.
12628 * symtab.h (class Symbol_table): Update declarations.
12629 * layout.cc: Include "mapfile.h".
12630 (Layout_task_runner::run): Print information to mapfile.
12631 (Layout::create_gold_note): Change Output_data_fixed_space to
12632 Output_data_zero_fill.
12633 (Layout::create_build_id): Likewise.
12634 (Layout::print_to_mapfile): New function.
12635 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12636 constructor. Change caller.
12637 (class Layout): Declare print_to_mapfile.
12638 * output.cc (Output_section::Input_section::print_to_mapfile): New
12640 (Output_section::add_input_section): If producing a map, always
12641 add to input_sections_ list.
12642 (Output_section::do_print_to_mapfile): New function.
12643 (Output_segment::print_sections_to_mapfile): New function.
12644 (Output_segment::print_section_list_to_mapfile): New function.
12645 * output.h: Include "mapfile.h".
12646 (Output_data::print_to_mapfile): New function.
12647 (Output_data::do_print_to_mapfile): New virtual function.
12648 (Output_segment_headers::do_print_to_mapfile): New function.
12649 (Output_file_header::do_print_to_mapfile): New function.
12650 (Output_data_const::do_print_to_mapfile): New function.
12651 (class Output_data_const_buffer): Add map_name_ field. Update
12652 constructor. Change all callers. Add do_print_to_mapfile
12654 (class Output_data_fixed_space): Likewise.
12655 (class Output_data_space): Likewise.
12656 (class Output_data_zero_fill): New class.
12657 (Output_data_strtab::do_print_to_mapfile): New function.
12658 (Output_data_reloc_base::do_print_to_mapfile): New function.
12659 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12660 (Output_data_group::do_print_to_mapfile): New function.
12661 (Output_data_got::do_print_to_mapfile): New function.
12662 (Output_data_dynamic::do_print_to_mapfile): New function.
12663 (Output_symtab_xindex::do_print_to_mapfile): New function.
12664 (class Output_section): Declare do_print_to_mapflie. Declare
12665 print_to_mapfile in Input_section.
12666 (class Output_segment): Declare new functions.
12667 * object.h (Sized_relobj::symbol_count): New function.
12668 * script-sections.cc
12669 (Output_section_element_dot_assignment::set_section_addresses):
12670 Change Output_data_fixed_space to Output_data_zero_fill.
12671 (Output_data_expression::do_print_to_mapfile): New function.
12672 * script.cc (read_input_script): Add mapfile parameter. Change
12674 * script.h (read_input_script): Update declaration.
12675 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12676 (Eh_frame::do_print_to_mapfile): New function.
12677 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12678 (Output_merge_string::do_print_to_mapfile): New function.
12679 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12681 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12683 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12685 * Makefile.am (CCFILES): Add mapfile.cc.
12686 (HFILES): Add mapfile.h.
12687 * Makefile.in: Rebuild.
12689 2008-05-19 Ian Lance Taylor <iant@google.com>
12691 * options.h (class General_options): Add -z relro.
12692 * layout.cc (Layout::Layout): Initialize relro_segment_.
12693 (Layout::add_output_section_data): Return the output section.
12694 (Layout::make_output_section): Rcognize relro sections and mark
12695 them appropriately.
12696 (Layout::attach_allocated_section_to_segment): Put relro sections
12697 in a PT_GNU_RELRO segment.
12698 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12700 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12702 (Layout::linkonce_mapping): Map d.rel.ro.local to
12703 .data.rel.ro.local.
12704 (Layout::output_section_name): Us .data.rel.ro.local for any
12705 section which begins with that.
12706 * layout.h (class Layout): Update add_output_section_data
12707 declaration. Add relro_segment_ field.
12708 * output.cc (Output_section::Output_section): Initialize is_relro_
12709 and is_relro_local_ fields.
12710 (Output_segment::add_output_section): Group relro sections.
12711 (Output_segment::is_first_section_relro): New function.
12712 (Output_segment::maximum_alignment): If there is a relro section,
12713 align the segment to the common page size.
12714 (Output_segment::set_section_addresses): Track whether we are
12715 looking at relro sections. If the last section is a relro
12716 section, align to the common page size.
12717 (Output_segment::set_section_list_addresses): Add in_relro
12718 parameter. Change all callers. Align to the page size when
12719 moving from relro to non-relro section.
12720 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12722 * output.h (class Output_section): Add is_relro_ and
12723 is_relro_local_ fields.
12724 (Output_section::is_relro): New function.
12725 (Output_section::set_is_relro): New function.
12726 (Output_section::is_relro_local): New function.
12727 (Output_section::set_is_relro_local): New function.
12728 (class Output_segment): Update declarations.
12729 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12730 * sparc.cc (Target_sparc::got_section): Likewise.
12731 * x86_64.cc (Target_x86_64::got_section): Likewise.
12732 * testsuite/relro_test_main.cc: New file.
12733 * testsuite/relro_test.cc: New file.
12734 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12735 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12736 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12737 (relro_test.so, relro_test_pic.o): New targets.
12738 * testsuite/Makefile.in: Rebuild.
12740 2008-05-16 Ian Lance Taylor <iant@google.com>
12742 * output.cc (Output_segment::add_output_section): Remove front
12744 * output.h (class Output_segment): Remove
12745 add_initial_output_section and overloaded add_output_section.
12746 Update declaration of remaining add_output_section.
12747 * layout.cc (Layout::create_interp): Call add_output_section
12748 rather than add_initial_output_section.
12749 (Layout::finish_dynamic_section): Likewise.
12751 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12752 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12753 know the dynamic type.
12754 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12755 field. Initialize it in constructor.
12756 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12757 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12758 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12761 * output.cc (Output_reloc::get_address): Change return type to
12763 * output.h (class Output_reloc): Update get_address declaration.
12764 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12765 for section addresses.
12767 2008-05-09 Ian Lance Taylor <iant@google.com>
12770 * gold.cc (gold_nomem): Use return value of write.
12772 2008-05-08 Ian Lance Taylor <iant@google.com>
12774 * symtab.c (Symbol::init_base_output_data): Add version
12775 parameter. Change all callers.
12776 (Symbol::init_base_output_segment): Likewise.
12777 (Symbol::init_base_constant): Likewise.
12778 (Symbol::init_base_undefined): Likewise.
12779 (Sized_symbol::init_output_data): Likewise.
12780 (Sized_symbol::init_output_segment): Likewise.
12781 (Sized_symbol::init_constant): Likewise.
12782 (Sized_symbol::init_undefined): Likewise.
12783 (Symbol_table::do_define_in_output_data): If the new symbol has a
12784 version, mark it as the default.
12785 (Symbol_table::do_define_in_output_segment): Likewise.
12786 (Symbol_table::do_define_as_constant): Likewise.
12787 * symtab.h (class Symbol): Update declarations.
12788 (class Sized_symbol): Likewise.
12789 * resolve.cc (Symbol::override_version): New function.
12790 (Symbol::override_base): Call override_version.
12791 (Symbol::override_base_with_special): Likewise.
12792 * testsuite/ver_script_8.script: New file.
12793 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12794 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12795 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12796 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12798 2008-05-06 Ian Lance Taylor <iant@google.com>
12801 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12803 (class General_options): Remove existing --undefined, and add
12804 --no-undefined instead. Add new --undefined as synonym for -u.
12805 * archive.cc (Archive::add_symbols): Check whether symbol was
12807 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12808 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12809 all uses. Add IS_UNDEFINED. Update declarations to split
12810 different versions of init_base. Declare init_base_undefined.
12811 (Symbol::is_defined): Handle IS_UNDEFINED.
12812 (Symbol::is_undefined): Likewise.
12813 (Symbol::is_weak_undefined): Call is_undefined.
12814 (Symbol::is_absolute): Handle IS_CONSTANT.
12815 (class Sized_symbol): Update declarations to split different
12816 versions of init. Declare init_undefined.
12817 (class Symbol_table): Declare new functions.
12818 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12819 Change all callers.
12820 (Symbol::init_base_output_data): Likewise.
12821 (Symbol::init_base_output_segment): Likewise.
12822 (Symbol::init_base_constant): Likewise.
12823 (Symbol::init_base_undefined): New function.
12824 (Sized_symbol::init_object): Rename from init. Change all
12826 (Sized_symbol::init_output_data): Likewise.
12827 (Sized_symbol::init_output_segment): Likewise.
12828 (Sized_symbol::init_constant): Likewise.
12829 (Sized_symbol::init_undefined): New function.
12830 (Symbol_table::add_undefined_symbols_from_command_line): New
12832 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12834 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12835 (Symbol::output_section): Likewise.
12836 (Symbol::set_output_section): Likewise.
12837 (Symbol_table::sized_finalize_symbol): Likewise.
12838 (Symbol_table::sized_write_globals): Likewise.
12839 * resolve.cc (Symbol_table::should_override): Likewise.
12840 (Symbol::override_base_with_special): Likewise.
12842 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12843 symbol, change it to have default visibility.
12844 * testsuite/protected_1.cc: New file.
12845 * testsuite/protected_2.cc: New file.
12846 * testsuite/protected_3.cc: New file.
12847 * testsuite/protected_main_1.cc: New file.
12848 * testsuite/protected_main_2.cc: New file.
12849 * testsuite/protected_main_3.cc: New file.
12850 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12851 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12852 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12853 (protected_1.so): New target.
12854 (protected_1_pic.o, protected_2_pic.o): New targets.
12855 (protected_3_pic.o): New target.
12856 (check_PROGRAMS): Add protected_2.
12857 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12858 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12859 * testsuite/Makefile.in: Rebuild.
12861 * options.h (DEFINE_var): Add set_user_set_##varname__.
12862 (DEFINE_bool_alias): New macro.
12863 (class General_options): Define -Bstatic using DEFINE_bool_alias
12864 rather than DEFINE_special. Add --undefined as an alias for -z
12866 * options.cc (General_options::parse_Bstatic): Remove.
12868 * options.h (class General_options): Add --fatal-warnings.
12869 * main.cc (main): Implement --fatal-warnings.
12870 * errors.h (Errors::warning_count): New function.
12872 * options.h (class General_options): Add -Bsymbolic-functions.
12873 * symtab.h (Symbol::is_preemptible): Check for
12874 -Bsymbolic-functions.
12876 2008-05-05 Ian Lance Taylor <iant@google.com>
12878 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12879 as noVARNAME rather than no-VARNAME.
12880 (class General_options): Add option -z combreloc.
12881 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12883 (Output_reloc::sort_before) [SHT_REL]: New function.
12884 (Output_reloc::sort_before) [SHT_RELA]: New function.
12885 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12886 Sort_relocs_comparison.
12887 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12888 parameter. Change all callers.
12889 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12890 sort_relocs parameter. Change all callers.
12891 * output.cc (Output_reloc::get_address): New function, broken out
12893 (Output_reloc::write_rel): Call it.
12894 (Output_reloc::compare): New function.
12895 (Output_data_reloc_base::do_write): Optionally sort relocs.
12897 * configure.ac: If targ_extra_obj is set, link it in.
12898 * configure.tgt: Initialize all variables.
12899 (x86_64*): Set targ_extra_obj and targ_extra_size.
12900 * configure: Rebuild.
12902 * object.cc (Sized_relobj::include_section_group): Adjust section
12903 indexes read from group data. Build vector to pass to
12905 * layout.cc (Layout::layout_group): Add flags and shndxes
12906 parameters. Remove contents parameter. Change caller. Update
12907 explicit instantiations.
12908 * layout.h (class Layout): Update layout_group declaration.
12909 * output.cc (Output_data_group::Output_data_group): Add flags and
12910 input_shndxes parameters. Remove contents parameter. Change
12912 (Output_data_group::do_write): Change input_sections_ to
12914 * output.h (class Output_data_group): Update constructor
12915 declaration. Rename input_sections_ to input_shndxes_.
12916 * testsuite/many_sections_test.cc: Add template.
12918 2008-04-30 Cary Coutant <ccoutant@google.com>
12920 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12922 * layout.cc (Layout::include_section): Refactored check for debug
12924 (Layout::add_comdat): Add new parameters. Change type
12925 of signature parameter. Add object and shndx to signatures table.
12926 (Layout::find_kept_object): New function.
12927 * layout.h: Include <cstring>.
12928 (Layout::is_debug_info_section): New function.
12929 (Layout::add_comdat): Add new parameters.
12930 (Layout::find_kept_object): New function.
12931 (Layout::Kept_section): New struct.
12932 (Layout::Signatures): Change type of map range.
12933 * object.cc (Relobj::output_section_address): New function.
12934 (Sized_relobj::include_section_group): Add new parameters. Change
12935 calls to Layout::add_comdat. Change to build table of kept comdat
12936 groups and table mapping discarded sections to kept sections.
12937 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12938 (Sized_relobj::do_layout): Change calls to include_section_group and
12939 include_linkonce_section.
12940 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12941 value to zero when section is discarded.
12942 (Sized_relobj::map_to_kept_section): New function.
12943 * object.h (Relobj::output_section_address): New function.
12944 (Relobj::Comdat_group): New type.
12945 (Relobj::find_comdat_group): New function.
12946 (Relobj::Comdat_group_table): New type.
12947 (Relobj::Kept_comdat_section): New type.
12948 (Relobj::Kept_comdat_section_table): New type.
12949 (Relobj::add_comdat_group): New function.
12950 (Relobj::set_kept_comdat_section): New function.
12951 (Relobj::get_kept_comdat_section): New function.
12952 (Relobj::comdat_groups_): New field.
12953 (Relobj::kept_comdat_sections_): New field.
12954 (Symbol_value::input_value): Update comment.
12955 (Sized_relobj::map_to_kept_section) New function.
12956 (Sized_relobj::include_linkonce_section): Add new parameter.
12957 * target-reloc.h (Comdat_behavior): New type.
12958 (get_comdat_behavior): New function.
12959 (relocate_section): Add code to map a discarded section to the
12960 corresponding kept section when applying a relocation.
12962 2008-04-30 Craig Silverstein <csilvers@google.com>
12964 * dwarf_reader.cc (next_generation_count): New static var.
12965 (Addr2line_cache_entry): New struct.
12966 (addr2line_cache): New static var.
12967 (Dwarf_line_info::one_addr2line): Added caching.
12968 (Dwarf_line_info::clear_addr2line_cache): New function.
12969 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12970 cache-size parameter.
12971 (Dwarf_line_info::one_addr2line_cache): New function.
12972 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12973 new cache-size argument to one_addr2line(), and clear cache.
12975 2008-04-28 Cary Coutant <ccoutant@google.com>
12977 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12978 R_386_PC8 relocations.
12980 2008-04-23 Ian Lance Taylor <iant@google.com>
12982 * object.cc (Sized_relobj::include_section_group): Check for
12983 invalid section group.
12985 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12988 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12989 than read for file header.
12990 * archive.cc (Archive::include_member): Likewise.
12992 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12994 * aclocal.m4: Regenerate.
12995 * configure: Regenerate.
12997 2008-04-19 Ian Lance Taylor <iant@google.com>
12999 * version.cc (version_string): Bump to 1.6.
13001 * testsuite/Makefile.am (many_sections_r_test): New target.
13002 (many_sections_r_test_SOURCES): Remove.
13003 (many_sections_r_test_DEPENDENCIES): Remove.
13004 (many_sections_r_test_LDFLAGS): Remove.
13005 (many_sections_r_test_LDADD): Remove.
13007 * object.cc (Sized_relobj::do_add_symbols): Always pass
13008 local_symbol_count_ to add_from_relobj.
13010 * testsuite/Makefile.am (many_sections_check.h): Only check one in
13011 every thousand variables.
13012 * testsuite/Makefile.in: Rebuild.
13014 * object.cc (Xindex::initialize_symtab_xindex): New function.
13015 (Xindex::read_symtab_xindex): New function.
13016 (Xindex::sym_xindex_to_shndx): New function.
13017 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13019 (Sized_relobj::do_initialize_xindex): New function.
13020 (Sized_relobj::do_read_symbols): Adjust section links.
13021 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13022 parameter. Change all callers.
13023 (Sized_relobj::include_section_group): Adjust section links and
13024 symbol section indexes.
13025 (Sized_relobj::do_layout): Adjust section links.
13026 (Sized_relobj::do_count_local_symbols): Adjust section links and
13027 symbol section indexes.
13028 (Sized_relobj::do_finalize_local_symbols): Distinguish between
13029 ordinary and special symbols.
13030 (Sized_relobj::write_local_symbols): Add symtab_xindex and
13031 dynsym_xindex parameters. Change all callers. Adjust section
13032 links. Use SHN_XINDEX when needed.
13033 (Sized_relobj::get_symbol_location_info): Adjust section links.
13034 Don't get fooled by special symbols.
13035 * object.h (class Xindex): Define.
13036 (class Object): Add xindex_ parameter. Declare virtual functoin
13037 do_initialize_xindex.
13038 (Object::adjust_sym_shndx): New function.
13039 (Object::set_xindex): New protected function.
13040 (class Symbol_value): Add is_ordinary_shndx_ field.
13041 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13042 (Symbol_value::value): Assert ordinary section.
13043 (Symbol_value::initialize_input_to_output_map): Likewise.
13044 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13045 Change all callers.
13046 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
13048 (class Sized_relobj): Update declarations.
13049 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13050 parameter. Change all callers.
13051 (Sized_relobj::adjust_shndx): New function.
13052 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13054 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13055 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
13056 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
13057 (Sized_dynobj::read_dynsym_section): Adjust section links.
13058 (Sized_dynobj::read_dynamic): Likewise.
13059 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
13061 (Sized_dynobj::do_initialize_xindex): New function.
13062 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
13063 do_initialize_xindex.
13064 (Sized_dynobj::adjust_shndx): New function.
13065 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13066 dynsym_xindex_ fields.
13067 (Layout::finalize): Add a call to set_section_indexes before
13068 creating the symtab sections.
13069 (Layout::set_section_indexes): Don't do anything if the section
13070 already has a section index.
13071 (Layout::create_symtab_sections): Add shnum parameter. Change
13072 caller. Create .symtab_shndx section if needed.
13073 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13075 (Layout::allocated_output_section_count): New function.
13076 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13078 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13079 fields. Update declarations.
13080 (Layout::symtab_xindex): New function.
13081 (Layout::dynsym_xindex): New function.
13082 (class Write_symbols_task): Add layout_ field.
13083 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13085 * output.cc (Output_section_headers::Output_section_headers): Add
13086 shstrtab_section parameter. Change all callers.
13087 (Output_section_headers::do_sized_write): Store overflow values
13088 for section count and section string table section index in
13089 section header zero.
13090 (Output_file_header::do_sized_write): Check for overflow of
13091 section count and section string table section index.
13092 (Output_symtab_xindex::do_write): New function.
13093 (Output_symtab_xindex::endian_do_write): New function.
13094 * output.h (class Output_section_headers): Add shstrtab_section_.
13095 Update declarations.
13096 (class Output_symtab_xindex): Define.
13097 (Output_section::has_out_shndx): New function.
13098 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13100 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13101 Change all callers.
13102 (Sized_symbol::init): Likewise.
13103 (Symbol::output_section): Check for ordinary symbol.
13104 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13105 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13107 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13108 Change all callers. Simplify handling of symbols from sections
13109 not included in the link.
13110 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13112 (Weak_alias_sorter::operator()): Assert that symbols are
13114 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13116 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13117 parameters. Change all callers.
13118 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13119 symbol distinction. Use SHN_XINDEX when needed.
13120 (Symbol_table::write_section_symbol): Add symtab_xindex
13121 parameter. Change all callers.
13122 (Symbol_table::sized_write_section_symbol): Likewise. Use
13123 SHN_XINDEX when needed.
13124 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13126 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13127 (Symbol::is_defined): Check is_ordinary.
13128 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13129 (Symbol::is_absolute, Symbol::is_common): Likewise.
13130 (class Sized_symbol): Update declarations.
13131 (class Symbol_table): Update declarations.
13132 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13133 parameters. Change all callers.
13134 (Sized_symbol::override): Likewise.
13135 (Symbol_table::override): Likewise.
13136 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13137 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13138 is_ordinary, and orig_st_shndx parameters. Change all callers.
13139 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13140 to be in an ordinary section.
13141 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13142 object and is_ordinary parameters. Change all callers.
13143 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13144 Change all callers. Don't add undefined or non-ordinary symbols
13146 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13147 Change all callers.
13148 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13150 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13151 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13152 (Sized_relobj::relocate_sections): Likewise.
13153 * target-reloc.h (scan_relocs): Adjust section symbol index.
13154 (scan_relocatable_relocs): Likewise.
13155 * i386.cc (Scan::local): Check for ordinary symbols.
13156 * sparc.cc (Scan::local): Likewise.
13157 * x86_64.cc (Scan::local): Likewise.
13158 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13159 to symbol_section_and_value.
13160 * testsuite/many_sections_test.cc: New file.
13161 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13162 (check_PROGRAMS): Add many_sections_test.
13163 (many_sections_test_SOURCES): Define.
13164 (many_sections_test_DEPENDENCIES): Define.
13165 (many_sections_test_LDFLAGS): Define.
13166 (BUILT_SOURCES): Add many_sections_define.h.
13167 (many_sections_define.h): New target.
13168 (BUILT_SOURCES): Add many_sections_check.h.
13169 (many_sections_check.h): New target.
13170 (check_PROGRAMS): Add many_sections_r_test.
13171 (many_sections_r_test_SOURCES): Define.
13172 (many_sections_r_test_DEPENDENCIES): Define.
13173 (many_sections_r_test_LDFLAGS): Define.
13174 (many_sections_r_test_LDADD): Define.
13175 (many_sections_r_test.o): New target.
13176 * testsuite/Makefile.in: Rebuild.
13178 2008-04-17 Cary Coutant <ccoutant@google.com>
13180 * errors.cc (Errors::info): New function.
13181 (gold_info): New function.
13182 * errors.h (Errors::info): New function.
13183 * gold.h (gold_info): New function.
13184 * object.cc (Input_objects::add_object): Print trace output.
13185 * options.cc (options::parse_set): New function.
13186 (General_options::parse_wrap): Deleted.
13187 (General_options::General_options): Deleted initializer.
13188 * options.h (options::String_set): New typedef.
13189 (options::parse_set): New function.
13190 (DEFINE_set): New macro.
13191 (General_options::wrap): Changed to use DEFINE_set. Changed
13192 callers of any_wrap_symbols and is_wrap_symbol.
13193 (General_options::trace, General_options::trace_symbol):
13195 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13196 (General_options::wrap_symbols_): Deleted.
13197 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13199 2008-04-17 David S. Miller <davem@davemloft.net>
13201 * options.cc (General_options::parse_V): New function.
13202 * options.h: Add entries for -V and -Qy.
13204 2008-04-17 Ian Lance Taylor <iant@google.com>
13206 * common.cc (Symbol_table::allocate_commons): Remove options
13207 parameter. Change caller.
13208 (Symbol_table::do_allocate_commons): Remove options parameter.
13209 Change caller. Just call do_allocate_commons_list twice.
13210 (Symbol_table::do_allocate_commons_list): New function, broken out
13211 of do_allocate_commons.
13212 * common.h (class Allocate_commons_task): Remove options_ field.
13213 Update constructor.
13214 * symtab.cc (Symbol_table::Symbol_table): Initialize
13216 (Symbol_table::add_from_object): Put TLS common symbols on
13218 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13219 which are IN_OUTPUT_DATA.
13220 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13221 allocate_commons and do_allocate_commons declarations. Declare
13222 do_allocate_commons_list.
13223 * gold.cc (queue_middle_tasks): Update creation of
13224 Allocate_commons_task to not pass options.
13225 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13226 (TLS_TEST_C_FLAGS): New variable.
13227 (tls_test_c_pic.o): New target.
13228 (tls_test_shared.so): Link in tls_test_c_pic.o.
13229 (tls_test_c_pic_ie.o): New target.
13230 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13231 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13232 (tls_test_c.o): New target.
13233 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13234 (tls_pic_test_LDADD): Likewise.
13235 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13236 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13237 (tls_test_c_gnu2.o): New target.
13238 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13240 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13241 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13242 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13243 * testsuite/tls_test.cc: Include "config.h".
13244 (t_last): Call t11_last.
13245 * testsuite/tls_test.h (t11, t11_last): Declare.
13246 * testsuite/tls_test_c.c: New file.
13247 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13248 * configure.ac: Check for OpenMP support.
13249 * configure, config.in, Makefile.in: Rebuild.
13250 * testsuite/Makefile.in: Rebuild.
13252 2008-04-16 Cary Coutant <ccoutant@google.com>
13254 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13255 (Target_i386::tls_base_symbol_defined_): New field.
13256 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13257 (Target_i386::Scan::global): Likewise.
13258 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13259 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13260 (Target_x86_64::tls_base_symbol_defined_): New field.
13261 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13262 (Target_x86_64::Scan::global): Likewise.
13264 2008-04-16 Cary Coutant <ccoutant@google.com>
13266 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13267 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13268 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13269 building shared libraries.
13270 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13271 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13272 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13273 * testsuite/Makefile.in: Rebuild.
13274 * testsuite/weak_undef.h: New file.
13275 * testsuite/weak_undef_file1.cc: Add extra test cases.
13276 * testsuite/weak_undef_file2.cc: Likewise.
13277 * testsuite/weak_undef_test.cc: Likewise.
13279 2008-04-16 David S. Miller <davem@davemloft.net>
13281 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13282 Add issued_non_pic_error_ field. Declare check_non_pic.
13283 (Target_sparc::Scan::check_non_pic): New function.
13284 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13285 (Target_sparc::Scan::global): Likewise.
13287 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13288 * configure: Rebuild.
13290 * options.h (DEFINE_enable): New macro.
13291 (new_dtags): New enable option.
13292 (initfirst, interpose, loadfltr, nodefaultlib,
13293 nodelete, nodlopen, nodump): New -z options.
13294 * layout.cc (Layout:finish_dynamic_section): If new
13295 dtags enabled, emit DT_RUNPATH. Also, emit a
13296 DT_FLAGS_1 containing any specified -z flags.
13298 2008-04-16 Ian Lance Taylor <iant@google.com>
13300 * copy-relocs.cc: New file.
13301 * copy-relocs.h: New file.
13302 * reloc.cc: Remove Copy_relocs code.
13303 * reloc.h: Likewise.
13304 * reloc-types.h (struct Reloc_types) [both versions]: Add
13305 get_reloc_addend_noerror.
13306 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13307 variants of add_global which take an addend which must be zero.
13308 * i386.cc: Include "copy-relocs.h".
13309 (class Target_i386): Change type of copy_relocs_ to variable,
13310 update initializer.
13311 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13312 Change all callers.
13313 (Target_i386::do_finalize_sections): Change handling of
13315 * sparc.cc: Include "copy-relocs.h".
13316 (class Target_sparc): Change type of copy_relocs_ to variable,
13317 update initializer.
13318 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13319 Change all callers.
13320 (Target_sparc::do_finalize_sections): Change handling of
13322 * x86_64.cc: Include "copy-relocs.h".
13323 (class Target_x86_64): Change type of copy_relocs_ to variable,
13324 update initializer.
13325 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13326 class. Change all callers.
13327 (Target_x86_64::do_finalize_sections): Change handling of
13329 * Makefile.am (CCFILES): Add copy-relocs.cc.
13330 (HFILES): Add copy-relocs.h.
13332 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13334 * testsuite/script_test_4.sh: Permit leading zeroes.
13336 2008-04-15 Ian Lance Taylor <iant@google.com>
13338 * script-sections.cc (Script_sections::create_segments): Use
13339 header_size_adjustment even when there is enough room for the
13341 * testsuite/script_test_4.sh: New file.
13342 * testsuite/script_test_4.t: New file.
13343 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13344 (check_DATA): Add script_test_4.stdout.
13345 (MOSTLYCLEANFILES): Likewise.
13346 (script_test_4): New target.
13347 (script_test_4.stdout): New target.
13348 * testsuite/Makefile.in: Rebuild.
13350 * sparc.cc: Add definitions for Output_data_plt_sparc class
13353 2008-04-14 David S. Miller <davem@davemloft.net>
13355 * sparc.cc: New file.
13356 * Makefile.am (TARGETSOURCES): Add sparc.cc
13357 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13358 * configure.tgt: Document targ_extra_size and
13359 targ_extra_big_endian. Add entries for sparc-* and
13361 * configure.ac: Handle targ_extra_size and
13362 targ_extra_big_endian.
13363 * Makefile.in: Rebuild.
13364 * configure: Likewise.
13365 * po/POTFILES.in: Likewise.
13366 * po/gold.pot: Likewise.
13368 2008-04-14 Ian Lance Taylor <iant@google.com>
13370 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13371 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13372 in the name/type/flags to section mapping. Don't call
13373 allocate_output_section.
13374 (Layout::choose_output_section): Change parameter from adjust_name
13375 to is_input_section. Don't permit input sections after sections
13376 are attached to segments. Don't call allocate_output_section.
13377 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13378 not write_enable_output_section.
13379 (Layout::make_output_section): Don't push to
13380 unattached_section_list_ nor call attach_to_segment. Call
13381 attach_section_to_segment if sections are attached.
13382 (Layout::attach_sections_to_segments): New function.
13383 (Layout::attach_section_to_segment): New function.
13384 (Layout::attach_allocated_section_to_segment): Rename from
13385 attach_to_segment. Remove flags parameter.
13386 (Layout::allocate_output_section): Remove function.
13387 (Layout::write_enable_output_section): Remove function.
13388 * layout.h (class Layout): Update for above changes. Add new
13389 field sections_are_attached_.
13390 * output.h (Output_section::update_flags_for_input_section): New
13392 * output.cc (Output_section::add_input_section): Call
13393 update_flags_for_input_section.
13394 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13396 2008-04-11 Cary Coutant <ccoutant@google.com>
13398 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13399 thought unnecessary.
13400 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13402 2008-04-11 Ian Lance Taylor <iant@google.com>
13404 * output.h (class Output_section_data): Remove inline definition
13406 * output.cc (Output_section_data::set_addralign): New function.
13408 2008-04-11 Cary Coutant <ccoutant@google.com>
13410 Add support for TLS descriptors for i386 and x86_64.
13411 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13412 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13413 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13415 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13416 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13417 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13419 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13420 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13421 Fix problem with initial-exec relocations.
13422 (Target_i386::Relocate::relocate_tls): Likewise.
13423 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13425 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13426 support for section-plus-offset dynamic table entries.
13427 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13428 (Output_data_dynamic::Dynamic_entry): Add support for
13429 section-plus-offset dynamic table entries.
13430 (Output_data_dynamic::Classification): Likewise.
13431 (Output_data_dynamic::classification_): Renamed offset_.
13432 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13433 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13434 (Target_x86_64::make_plt_section): New function.
13435 (Target_x86_64::reserve_tlsdesc_entries): New function.
13436 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13437 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13438 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13439 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13440 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13441 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13442 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13443 add extra PLT entry for TLS descriptors.
13444 (Output_data_plt_x86_64::got_): New field.
13445 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13446 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13448 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13450 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13451 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13452 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13453 R_386_TLS_DESC_CALL relocations.
13454 (Target_x86_64::Scan::global): Likewise.
13455 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13456 for TLS descriptors.
13457 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13458 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13459 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13460 GD-to-IE relaxation.
13461 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13462 and TLS_DESCRIPTORS.
13463 * Makefile.in: Rebuild.
13464 * configure: Rebuild.
13465 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13466 (tls_test_shared2.so): New target.
13467 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13468 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13469 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13470 (tls_shared_gd_to_ie_test_LDADD): New variable.
13471 (tls_shared_gnu2_gd_to_ie_test): New target.
13472 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13474 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13475 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13476 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13477 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13478 (tls_shared_gnu2_test): New target.
13479 (tls_test_gnu2_shared.so): New target.
13480 (tls_shared_gnu2_test_SOURCES): New variable.
13481 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13482 (tls_shared_gnu2_test_LDFLAGS): New variable.
13483 (tls_shared_gnu2_test_LDADD): New variable.
13484 * testsuite/Makefile.in: Rebuild.
13485 * testsuite/Makefile.
13487 2008-04-11 Ian Lance Taylor <iant@google.com>
13489 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13491 * testsuite/Makefile.in: Rebuild.
13493 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13495 * testsuite/script_test_2.cc (main): Adjust test.
13497 2008-04-11 David S. Miller <davem@davemloft.net>
13498 Ian Lance Taylor <iant@google.com>
13500 * options.h (General_options): Add entries for '-Y' and
13502 * options.cc (General_options:finalize): If -Y was used, add those
13503 entries to the library path instead of the default "/lib" and
13506 2008-04-11 David S. Miller <davem@davemloft.net>
13508 * testsuite/justsyms.t: Start at 0x100.
13509 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13510 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13512 * testsuite/script_test_2.cc: Adjust string and section length
13515 2008-04-09 Ian Lance Taylor <iant@google.com>
13518 * script-sections.cc (Sections_element::allocate_to_segment): Add
13520 (Output_section_definition::allocate_to_segment): Likewise.
13521 (Orphan_output_section::allocate_to_segment): Likewise.
13522 (Script_sections::attach_sections_using_phdrs_clause): Don't
13523 propagate non-PT_LOAD segments to orphan sections.
13524 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13525 readelf rather than objdump.
13526 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13527 .interp section and PT_INTERP segment are the same size.
13528 * testsuite/Makefile.in: Rebuild.
13530 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13531 aliases for symbols defined in the same object.
13532 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13533 (weak_alias_test_SOURCES): New variable.
13534 (weak_alias_test_DEPENDENCIES): New variable.
13535 (weak_alias_test_LDFLAGS): New variable.
13536 (weak_alias_test_LDADD): New variable.
13537 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13538 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13539 (weak_alias_test_3.o): New target.
13540 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13541 * testsuite/weak_alias_test_main.cc: New file.
13542 * testsuite/weak_alias_test_1.cc: New file.
13543 * testsuite/weak_alias_test_2.cc: New file.
13544 * testsuite/weak_alias_test_3.cc: New file.
13546 2008-04-08 Ian Lance Taylor <iant@google.com>
13548 * options.h (class General_options): Add --noinhibit-exec option.
13549 * main.cc (main): Check --noinhibit-exec.
13551 * options.h (class General_options): Define --wrap as a special
13552 option. Add wrap_symbols_ field.
13553 (General_options::any_wrap_symbols): New function.
13554 (General_options::is_wrap_symbol): New function.
13555 * options.cc (General_options::parse_wrap): New function.
13556 (General_options::General_options): Initialize wrap_symbols_.
13557 * symtab.cc (Symbol_table::wrap_symbol): New function.
13558 (Symbol_table::add_from_object): Handle --wrap.
13559 * symtab.h (class Symbol_table): Declare wrap_symbol.
13560 * target.h (Target::wrap_char): New function.
13561 (Target::Target_info): Add wrap_char field.
13562 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13563 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13564 * testsuite/testfile.cc (Target_test::test_target_info):
13567 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13570 * layout.h (class Layout): Add added_eh_frame_data_ field.
13571 * layout.cc (Layout::Layout): Initialize new field.
13572 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13573 output section until we find a section we merged successfully.
13574 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13575 that the size be non-zero.
13577 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13580 2008-04-08 Craig Silverstein <csilvers@google.com>
13582 * configure.ac: Export new conditional variable HAVE_ZLIB.
13583 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13585 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13586 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13588 2008-04-07 Ian Lance Taylor <iant@google.com>
13590 * version.cc (version_string): Set to "1.5".
13592 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13593 Add issued_non_pic_error_ field. Declare check_non_pic.
13594 (Target_x86_64::Scan::check_non_pic): New function.
13595 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13596 (Target_x86_64::Scan::global): Likewise.
13598 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13599 addend parameter. Change caller. Handle merge sections.
13600 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13601 Address to Addend. Don't add in the result of
13602 local_section_offset, pass down the addend and use the returned
13604 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13605 Update declarations of local_section_offset and symbol_value.
13606 * testsuite/two_file_test_1.cc (t18): New function.
13607 * testsuite/two_file_test_2.cc (f18): New function.
13608 * testsuite/two_file_test_main.cc (main): Call t18.
13609 * testsuite/two_file_test.h (t18, f18): Declare.
13611 * configure.ac: Don't test for objdump, c++filt, or readelf.
13612 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13614 (TEST_READELF): New variable.
13615 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13616 (check_PROGRAMS): Add two_file_strip_test.
13617 (two_file_strip_test): New target.
13618 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13619 (two_file_same_shared_strip_test_SOURCES): New variable.
13620 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13621 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13622 (two_file_same_shared_strip_test_LDADD): New variable.
13623 (two_file_shared_strip.so): New target.
13624 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13625 (ver_test_5.syms, ver_test_7.syms): Likewise.
13626 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13627 (strip_test_3.stdout): Use TEST_OBJDUMP.
13628 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13630 2008-04-04 Cary Coutant <ccoutant@google.com>
13632 * symtab.h (Symbol::is_weak_undefined): New function.
13633 (Symbol::is_strong_undefined): New function.
13634 (Symbol::is_absolute): New function.
13635 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13636 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13638 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13639 (weak_undef_test): New target.
13640 * testsuite/Makefile.in: Rebuild.
13641 * testsuite/weak_undef_file1.cc: New file.
13642 * testsuite/weak_undef_file2.cc: New file.
13643 * testsuite/weak_undef_test.cc: New file.
13645 2008-04-03 Craig Silverstein <csilvers@google.com>
13647 * compressed_output.h (class Output_compressed_section): Use
13649 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13651 (zlib_compressed_suffix): Removed.
13652 (Output_compressed_section::set_final_data_size): Use unsigned
13654 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13655 Fix linker invocation.
13656 (flagstest_o_specialfile_and_compress_debug_sections):
13658 * testsuite/Makefile.in: Regenerated.
13660 2008-04-02 David S. Miller <davem@davemloft.net>
13662 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13663 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13665 2008-04-02 Craig Silverstein <csilvers@google.com>
13669 2008-04-02 Ian Lance Taylor <iant@google.com>
13671 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13672 parameters. Update for new key type to views_. Change all
13674 (File_read::read): Adjust for byteshift in returned view.
13675 (File_read::add_view): New function, broken out of
13676 find_and_make_view.
13677 (File_read::make_view): New function, broken out of
13678 find_and_make_view.
13679 (File_read::find_or_make_view): Add offset and aligned
13680 parameters. Rewrite accordingly. Change all callers.
13681 (File_read::get_view): Add offset and aligned parameters. Adjust
13682 for byteshift in return value.
13683 (File_read::get_lasting_view): Likewise.
13684 * fileread.h (class File_read): Update declarations.
13685 (class File_read::View): Add byteshift_ field. Add byteshift to
13686 constructor. Add byteshift method.
13687 * archive.h (Archive::clear_uncached_views): New function.
13688 (Archive::get_view): Add aligned parameter. Change all callers.
13689 * object.h (Object::get_view): Add aligned parameter. Change all
13691 (Object::get_lasting_view): Likewise.
13693 * fileread.cc (File_read::release): Don't call clear_views if
13694 there are multiple objects.
13695 * fileread.h (File_read::clear_uncached_views): New function.
13696 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13699 2008-03-31 Cary Coutant <ccoutant@google.com>
13701 Add thin archive support.
13702 * archive.cc (Archive::armagt): New const.
13703 (Archive::setup): Remove task parameter and calls to unlock.
13704 (Archive::unlock_nested_archives): New function.
13705 (Archive::read_header): Add nested_off parameter. Change
13707 (Archive::interpret_header): Likewise.
13708 (Archive::include_all_members): Change to handle thin
13710 (Archive::include_member): Likewise.
13711 * archive.h (Archive::Archive): Add new parameters and
13713 (Archive::armagt): New const.
13714 (Archive::setup): Remove task parameter.
13715 (Archive::unlock_nested_archives): New function.
13716 (Archive::read_header): Add nested_off parameter.
13717 (Archive::interpret_header): Likewise.
13718 (Archive::Nested_archive_table): New typedef.
13719 (Archive::is_thin_archive_): New field.
13720 (Archive::nested_archives_): New field.
13721 (Archive::options_): New field.
13722 (Archive::dirpath_): New field.
13723 (Archive::task_): New field.
13724 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13725 for thin archives. Pass additional parameters to
13726 Archive::Archive. Unlock the archive file after calling
13729 2008-03-29 Ian Lance Taylor <iant@google.com>
13731 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13732 version symbol to be local.
13733 * testsuite/ver_test_4.sh: New file.
13734 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13735 (check_DATA): Add ver_test_4.syms.
13736 (ver_test_4.syms): New target.
13737 * testsuite/Makefile.in: Rebuild.
13740 (Output_section::Input_section_sort_entry::has_priority): New
13742 (Output_section::Input_section_sort_entry::match_file_name): New
13744 (Output_section::Input_section_sort_entry::match_section_name):
13746 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13748 (Output_section::Input_section_sort_entry::match_section_file):
13750 (Output_section::Input_section_sort_compare::operator()): Rewrite
13751 using new Input_section_sort_entry functions. Sort crtbegin and
13752 crtend first. Sort sections with no priority before sections with
13754 * testsuite/initpri1.c (d3): Check j != 4.
13755 (cd5): New constructor/destructor function.
13756 (main): Check j != 2.
13758 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13759 new symbol when resolving, don't call set_is_default.
13760 * testsuite/ver_test_7.cc: New file.
13761 * testsuite/ver_test_7.sh: New file.
13762 * testsuite/Makefile.am (ver_test_7.so): New target.
13763 (ver_test_7.o): New target.
13764 (check_SCRIPTS): Add ver_test_7.sh.
13765 (check_DATA): Add ver_test_7.syms.
13766 (ver_test_7.syms): New target.
13768 2008-03-28 Ian Lance Taylor <iant@google.com>
13770 * layout.cc (Layout::layout): If we see an input section with a
13771 name that needs sorting, set the must_sort flag for the output
13773 (Layout::make_output_section): If the name of the output section
13774 indicates that it might require sorting, set the may_sort flag.
13775 * output.h (Output_section::may_sort_attached_input_sections): New
13777 (Output_section::set_may_sort_attached_input_sections): New
13779 (Output_section::must_sort_attached_input_sections): New
13781 (Output_section::set_must_sort_attached_input_sections): New
13783 (class Output_section): Declare Input_section_sort_entry. Define
13784 Input_section_sort_compare. Declare
13785 sort_attached_input_sections. Add new fields:
13786 may_sort_attached_input_sections_,
13787 must_sort_attached_input_sections_,
13788 attached_input_sections_are_sorted_.
13789 * output.cc (Output_section::Output_section): Initialize new
13791 (Output_section::add_input_section): Add an entry to
13792 input_sections_ if may_sort or must_sort are true.
13793 (Output_section::set_final_data_size): Call
13794 sort_attached_input_sections if necessary.
13795 (Output_section::Input_section_sort_entry): Define new class.
13796 (Output_section::Input_section_sort_compare::operator()): New
13798 (Output_section::sort_attached_input_sections): New function.
13799 * configure.ac: Check whether the compiler supports constructor
13800 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13801 * testsuite/initpri1.c: New file.
13802 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13803 CONSTRUCTOR_PRIORITY.
13804 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13805 (initpri1_LDFLAGS): New variable.
13806 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13808 2008-03-27 Ian Lance Taylor <iant@google.com>
13810 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13811 * testsuite/common_test_1.c: New file.
13812 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13813 (common_test_1_SOURCES): New variable.
13814 (common_test_1_DEPENDENCIES): New variable.
13815 (common_test_1_LDFLAGS): New variable.
13817 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13818 and commons_ correctly when NAME/VERSION does not override
13820 * testsuite/ver_test_6.c: New file.
13821 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13822 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13823 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13825 2008-03-26 Ian Lance Taylor <iant@google.com>
13827 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13828 of an undefined symbol from a version script.
13829 * testsuite/Makefile.am (ver_test_5.so): New target.
13830 (ver_test_5.o): New target.
13831 (check_SCRIPTS): Add ver_test_5.sh.
13832 (check_DATA): Add ver_test_5.syms.
13833 (ver_test_5.syms): New target.
13834 * testsuite/ver_test_5.cc: New file.
13835 * testsuite/ver_test_5.script: New file.
13836 * testsuite/ver_test_5.sh: New file.
13837 * Makefile.in, testsuite/Makefile.in: Rebuild.
13840 Fix problems building gold with gcc 4.3.0.
13841 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13842 (gold_error_at_location, gold_warning_at_location): Use it.
13843 * configure.ac: Check whether we can compile and use a template
13844 function with a printf attribute.
13845 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13846 when jumping over bytes.
13847 * object.cc: Instantiate Object::read_section_data.
13848 * debug.h: Include <cstring>
13849 * dwarf_reader.cc: Include <algorithm>
13850 * main.cc: Include <cstring>.
13851 * options.cc: Include <cstring>.
13852 * output.cc: Include <cstring>.
13853 * script.cc: Include <cstring>.
13854 * script.h: Include <string>.
13855 * symtab.cc: Include <cstring> and <algorithm>.
13856 * target-select.cc: Include <cstring>.
13857 * version.cc: Include <string>.
13858 * testsuite/testmain.cc: Include <cstdlib>.
13859 * configure, config.in: Rebuild.
13861 2008-03-25 Ian Lance Taylor <iant@google.com>
13863 * options.cc: Include "../bfd/bfdver.h".
13864 (options::help): Print bug reporting address.
13866 * version.cc (print_version): Adjust output for current value of
13867 BFD_VERSION_STRING.
13871 * options.cc (options::help): Print list of supported targets.
13872 * target-select.h: Include <vector>.
13873 (class Target_selector): Make machine_, size_, and is_big_endian_
13874 fields const. Add bfd_name_ and instantiated_target_ fields.
13875 (Target_selector::Target_selector): Add bfd_name parameter.
13876 (Target_selector::recognize): Make non-virtual, call
13878 (Target_selector::recognize_by_name): Make non-virtual, call
13879 do_recognize_by_name.
13880 (Target_selector::supported_names): New function.
13881 (Target_selector::bfd_name): New function.
13882 (Target_selector::do_instantiate_target): New pure virtual
13884 (Target_selector::do_recognize): New virtual function.
13885 (Target_selector::do_recognize_by_name): New virtual function.
13886 (Target_selector::instantiate_target): New private function.
13887 (supported_target_names): Declare.
13888 * target-select.cc (Target_selector::Target_selector): Update for
13889 new parameter and fields.
13890 (select_target_by_name): Check that the name matches before
13891 calling recognize_by_name.
13892 (supported_target_names): New function.
13893 * i386.cc (class Target_selector_i386): Update Target_selector
13894 constructor call. Remove recognize and recognize_by_name. Add
13895 do_instantiate_target.
13896 * x86_64.cc (class Target_selector_x86_64): Likewise.
13897 * testsuite/testfile.cc (class Target_selector_test): Update for
13898 changes to Target_selector.
13900 * README: Rewrite, with some notes on unsupported features.
13902 2008-03-24 Cary Coutant <ccoutant@google.com>
13904 * i386.cc (Target_i386::Got_type): New enum declaration.
13905 (Target_i386::Scan::local): Updated callers of Output_data_got
13907 (Target_i386::Scan::global): Likewise.
13908 (Target_i386::Relocate::relocate): Likewise.
13909 (Target_i386::Relocate::relocate_tls): Likewise.
13910 * object.h (Got_offset_list): New class.
13911 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13912 (Sized_relobj::local_got_offset): Likewise.
13913 (Sized_relobj::set_local_got_offset): Likewise.
13914 (Sized_relobj::local_has_tls_got_offset): Removed.
13915 (Sized_relobj::local_tls_got_offset): Removed.
13916 (Sized_relobj::set_local_tls_got_offset): Removed.
13917 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13918 * output.cc (Output_data_got::add_global): Added got_type parameter.
13919 (Output_data_got::add_global_with_rel): Likewise.
13920 (Output_data_got::add_global_with_rela): Likewise.
13921 (Output_data_got::add_global_pair_with_rel): New function.
13922 (Output_data_got::add_global_pair_with_rela): New function.
13923 (Output_data_got::add_local): Added got_type parameter.
13924 (Output_data_got::add_local_with_rel): Likewise.
13925 (Output_data_got::add_local_with_rela): Likewise.
13926 (Output_data_got::add_local_pair_with_rel): New function.
13927 (Output_data_got::add_local_pair_with_rela): New function.
13928 (Output_data_got::add_global_tls): Removed.
13929 (Output_data_got::add_global_tls_with_rel): Removed.
13930 (Output_data_got::add_global_tls_with_rela): Removed.
13931 (Output_data_got::add_local_tls): Removed.
13932 (Output_data_got::add_local_tls_with_rel): Removed.
13933 (Output_data_got::add_local_tls_with_rela): Removed.
13934 * output.h (Output_data_got::add_global): Added got_type parameter.
13935 (Output_data_got::add_global_with_rel): Likewise.
13936 (Output_data_got::add_global_with_rela): Likewise.
13937 (Output_data_got::add_global_pair_with_rel): New function.
13938 (Output_data_got::add_global_pair_with_rela): New function.
13939 (Output_data_got::add_local): Added got_type parameter.
13940 (Output_data_got::add_local_with_rel): Likewise.
13941 (Output_data_got::add_local_with_rela): Likewise.
13942 (Output_data_got::add_local_pair_with_rel): New function.
13943 (Output_data_got::add_local_pair_with_rela): New function.
13944 (Output_data_got::add_global_tls): Removed.
13945 (Output_data_got::add_global_tls_with_rel): Removed.
13946 (Output_data_got::add_global_tls_with_rela): Removed.
13947 (Output_data_got::add_local_tls): Removed.
13948 (Output_data_got::add_local_tls_with_rel): Removed.
13949 (Output_data_got::add_local_tls_with_rela): Removed.
13950 * resolve.cc (Symbol::override_base_with_special): Removed
13951 reference to has_got_offset_ field.
13952 * symtab.cc (Symbol::init_fields): Replaced initialization
13953 of got_offset_ with got_offsets_. Removed initialization
13955 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13956 (Symbol::got_offset): Likewise.
13957 (Symbol::set_got_offset): Likewise.
13958 (Symbol::has_tls_got_offset): Removed.
13959 (Symbol::tls_got_offset): Removed.
13960 (Symbol::set_tls_got_offset): Removed.
13961 (Symbol::got_offset_): Removed.
13962 (Symbol::tls_mod_got_offset_): Removed.
13963 (Symbol::tls_pair_got_offset_): Removed.
13964 (Symbol::got_offsets_): New field.
13965 (Symbol::has_got_offset): Removed.
13966 (Symbol::has_tls_mod_got_offset): Removed.
13967 (Symbol::has_tls_pair_got_offset): Removed.
13968 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13969 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13971 (Target_x86_64::Scan::global): Likewise.
13972 (Target_x86_64::Relocate::relocate): Likewise.
13973 (Target_x86_64::Relocate::relocate_tls): Likewise.
13975 2008-03-25 Ben Elliston <bje@au.ibm.com>
13977 * yyscript.y: Fix spelling error in comment.
13979 2008-03-24 Ian Lance Taylor <iant@google.com>
13981 * options.h (class General_options): Define build_id option.
13982 * layout.h (class Layout): Declare write_build_id, create_note,
13983 create_build_id. Add build_id_note_ member.
13984 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13985 "libiberty.h", "md5.h", "sha1.h".
13986 (Layout::Layout): Initialize eh_frame_data_,
13987 eh_frame_hdr_section_, and build_id_note_.
13988 (Layout::finalize): Call create_build_id.
13989 (Layout::create_note): New function, broken out of
13990 Layout::create_gold_note.
13991 (Layout::create_gold_note): Call create_note.
13992 (Layout::create_build_id): New function.
13993 (Layout::write_build_id): New function.
13994 (Close_task_runner::run): Call write_build_id.
13996 * x86_64.cc: Correct license to GPLv3.
13998 2008-03-23 Ian Lance Taylor <iant@google.com>
14000 * options.cc: Include "demangle.h".
14001 (parse_optional_string): New function.
14002 (parse_long_option): Handle takes_optional_argument.
14003 (parse_short_option): Update dash_z initializer. Handle
14004 takes_optional_argument.
14005 (General_options::General_options): Initialize do_demangle_.
14006 (General_options::finalize): Set do_demangle_. Handle demangling
14008 * options.h (parse_optional_string): Declare.
14009 (struct One_option): Add optional_arg field. Update constructor.
14010 Update call constructor calls. Add takes_optional_argument
14012 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
14013 (DEFINE_optional_string): Define.
14014 (General_options::demangle): Change from DEFINE_bool to
14015 DEFINE_optional_string.
14016 (General_options::no_demangle): New function.
14017 (General_options::do_demangle): New function.
14018 (General_options::set_do_demangle): New function.
14019 (General_options::execstack_status_): Move definition to end of
14021 (General_options::static_): Likewise.
14022 (General_options::do_demangle_): New field.
14023 * object.cc (big_endian>::get_symbol_location_info): Call
14024 Options::do_demangle, not Options::demangle.
14025 * symtab.cc (demangle): Likewise.
14027 2008-03-22 Ian Lance Taylor <iant@google.com>
14029 * gold.h: Include <cstddef> and <sys/types.h>
14030 * options.h: Include <cstring>.
14032 2008-03-21 Ian Lance Taylor <iant@google.com>
14034 * Added source code to GNU binutils.