1 2012-11-02 Roland McGrath <mcgrathr@google.com>
3 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
6 2012-11-01 Roland McGrath <mcgrathr@google.com>
8 * target.h (Sized_target::relocate_relocs): Use Elf_Off
9 for offset_in_output_section parameter.
10 (Sized_target::relocate_special_relocatable): Likewise.
11 * arm.cc (Target_arm::relocate_relocs): Likewise.
12 (Target_arm::relocate_special_relocatable): Likewise.
13 * i386.cc (Target_i386::relocate_relocs): Likewise.
14 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
15 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
16 * target-reloc.h (relocate_relocs): Likewise.
17 * testsuite/testfile.cc (Target_test): Likewise.
18 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
19 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
21 * system.h: Move inclusion of <clocale> to after <libintl.h> in
22 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
24 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
25 parameter, which is unused in the [!F_SETFD] case.
27 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
28 SYMNDX to off_t before comparing it to this->data_size().
29 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
30 * incremental.cc (Output_section_incremental_inputs::do_write):
31 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
33 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
35 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
37 * gold.cc (Target_arm::do_adjust_elf_header): Add the
38 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
41 2012-10-29 Cary Coutant <ccoutant@google.com>
43 * dwp.cc (usage): Add file and exit status parameters;
44 add --help and --version options.
45 (print_version): New function.
46 (main): Add --help and --version options.
48 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
50 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
51 final_layout_sequence.txt.
52 * testsuite/Makefile.in: Regenerated.
54 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
56 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
57 COMPILE generated by automake.
59 (CXXCOMPILE1): Likewise.
61 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
63 (CXXCOMPILE): Likewise.
65 * testsuite/Makefile.in: Regenerated.
67 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
69 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
72 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
74 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
77 2012-10-23 Cary Coutant <ccoutant@google.com>
79 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
80 * testsuite/Makefile.in: Regenerate.
81 * testsuite/dwp_test.h: New source file.
82 * testsuite/dwp_test_1.cc: New source file.
83 * testsuite/dwp_test_1.s: New source file.
84 * testsuite/dwp_test_1.sh: New source file.
85 * testsuite/dwp_test_1b.cc: New source file.
86 * testsuite/dwp_test_1b.s: New source file.
87 * testsuite/dwp_test_2.cc: New source file.
88 * testsuite/dwp_test_2.s: New source file.
89 * testsuite/dwp_test_2.sh: New source file.
90 * testsuite/dwp_test_main.cc: New source file.
91 * testsuite/dwp_test_main.s: New source file.
93 2012-10-23 Cary Coutant <ccoutant@google.com>
95 * dwp.h: New header file.
96 * dwp.cc: New source file.
97 * gold.h: Move shared declarations to system.h.
98 * system.h: New header file.
99 * Makefile.am: Add dwp.
100 * Makefile.in: Regenerate.
102 2012-10-23 Cary Coutant <ccoutant@google.com>
104 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
105 Dwarf_info_reader::read_from_pointer.
106 (Dwarf_pubnames_table::read_header): Likewise.
107 (Dwarf_pubnames_table::next_name): Likewise.
108 (Dwarf_die::read_attributes): Likewise.
109 (Dwarf_die::skip_attributes): Likewise.
110 (Dwarf_info_reader::read_from_pointer): New function template.
111 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
112 (Dwarf_pubnames_table): Likewise.
113 (Dwarf_info_reader::read_from_pointer): New function template.
114 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
115 Dwarf_pubnames_table ctor.
117 2012-10-23 Cary Coutant <ccoutant@google.com>
119 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
121 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
123 (Dwarf_info_reader::set_abbrev_shndx): New method.
124 (Dwarf_info_reader::abbrev_shndx_): New data member.
126 2012-10-23 Cary Coutant <ccoutant@google.com>
128 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
129 from object, not parameters.
130 (Dwarf_info_reader::parse): Likewise.
131 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
132 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
133 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
136 2012-10-23 Cary Coutant <ccoutant@google.com>
138 * fileread.cc (Input_file::Input_file): New constructor.
139 * fileread.h (class Input_file): Add new constructor.
141 2012-10-18 Alan Modra <amodra@gmail.com>
144 * object.cc (Relobj::is_section_name_included): Also match
145 .sdata personality section.
147 2012-10-18 Alan Modra <amodra@gmail.com>
149 * target-reloc.h (class Default_comdat_behavior): New, package up..
150 (get_comdat_behaviour): ..this.
151 (relocate_section): Add Relocate_comdat_behavior template arg,
153 * arm.cc (Target_arm::relocate_section): Adjust to suit.
154 (Target_arm::scan_reloc_section): Likewise.
155 * i386.cc (Target_i386::relocate_section): Likewise.
156 * sparc.cc (Target_sparc::relocate_section): Likewise.
157 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
158 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
159 * powerpc.cc (class Relocate_comdat_behavior): New.
160 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
161 gold::relocate_section with new template arg.
163 2012-10-18 Alan Modra <amodra@gmail.com>
165 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
166 dynamic relocs for GOT_TPREL got entries, without symbol if
168 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
169 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
170 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
172 2012-10-17 Alan Modra <amodra@gmail.com>
175 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
177 2012-10-16 Sriraman Tallam <tmsriram@google.com>
179 * layout.cc (Layout::include_section): Keep sections marked
180 SHF_EXCLUDE when doing relocatable links.
182 2012-10-16 Alan Modra <amodra@gmail.com>
184 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
185 (Target_powerpc::do_finalize_sections): Call it.
186 (Output_data_save_res): New class and supporting functions.
187 (Target_powerpc::symval_for_branch): Only look up .opd entry for
188 normal symbols defined in object files.
190 2012-10-12 Alan Modra <amodra@gmail.com>
192 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
193 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
194 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
195 section if scan_opd_relocs not yet called.
196 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
198 2012-10-12 Alan Modra <amodra@gmail.com>
200 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
201 add_local_ifunc_entry): Revert last change.
202 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
204 2012-10-05 Alan Modra <amodra@gmail.com>
206 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
207 do_plt_address_for_global): New functions.
208 (Output_data_got_powerpc::do_write): Don't segfault when linking
210 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
211 add_local_ifunc_entry): Return true on adding entry..
212 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
213 glink->add_entry call. Remove unused symtab param. Adjust calls.
214 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
215 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
217 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
218 syms here. Do so even when no .iplt. Don't segfault when linking
220 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
221 new variants without reloc param.
222 (Glink_sym_ent::Glink_sym_ent): Likewise.
223 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
224 reloc when refs will resolve to plt call stub.
225 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
226 R_PPC_PLTREL24 to resolve locally.
227 (Target_powerpc::Scan::global): Correct ifunc handling.
228 (Target_powerpc::Relocate::relocate): Correct local sym glink
229 lookup. Don't destroy "value" when we have a plt call stub,
230 and when checking plt call validity.
231 (Target_powerpc::do_dynsym_value): Simplify.
233 2012-10-05 Alan Modra <amodra@gmail.com>
235 * i386.cc (Output_data_plt_i386::address_for_global,
236 address_for_local): Add plt offset to returned value. Adjust uses.
237 * sparc.cc (Output_data_plt_sparc::address_for_global,
238 address_for_local): Likewise.
239 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
240 address_for_local): Likewise.
241 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
242 address_for_local): Likewise.
243 * target.h (Target::plt_address_for_global, plt_address_for_local):
245 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
246 (Output_data_got::Got_entry::write): Nor here.
247 * output.h: Comment fix.
249 2012-10-02 Jiong Wang <jiwang@tilera.com>
251 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
252 global_offset_table_ value for larget got.
253 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
255 2012-09-29 Alan Modra <amodra@gmail.com>
257 * powerpc.cc (Target_powerpc::iplt_): New output section.
258 (Target_powerpc::iplt_section, make_iplt_section,
259 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
260 (Target_powerpc::make_plt_entry): Handle ifunc syms.
261 Target_powerpc::plt_entry_count): Count iplt entries too.
262 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
263 reloc section in constructor. New params.
264 (Target_powerpc::make_plt_section): Create reloc section here instead.
265 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
267 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
268 (Output_data_glink::add_entry, find_entry): New functions to
269 deal with local syms.
270 (Glink_sym_ent): Add support for local syms.
271 (Output_data_glink::do_write): Handle ifunc plt entries.
272 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
273 (Target_powerpc::Scan::local, global): Handle ifunc syms.
274 (Target_powerpc::Relocate::relocate): Likewise.
275 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
277 2012-09-25 Alan Modra <amodra@gmail.com>
279 * object.h (Sized_relobj_file::adjust_local_symbol,
280 do_adjust_local_symbol): New functions.
281 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
282 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
283 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
284 and irregular opd entry spacing.
285 (Powerpc_relobj::do_read_relocs): Add opd size checks.
286 (Global_symbol_visitor_opd): New functor.
287 (Target_powerpc::do_finalize_sections): Omit global symbols defined
288 on deleted opd entries.
290 2012-09-15 Jiong Wang <jiwang@tilera.com>
292 * tilegx.cc: New file.
293 * Makefile.am (TARGETSOURCES): Add tilegx.cc
294 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
295 * configure.tgt: Add entries for tilegx*.
296 * configure.ac: Likewise.
297 * Makefile.in: Rebuild.
298 * configure: Likewise.
299 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
302 2012-09-13 Alan Modra <amodra@gmail.com>
304 * target-reloc.h (scan_relocs): Call scan.local for relocs
305 against symbols in discarded sections. Pass is_discarded
307 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
308 Add is_discarded param.
309 * powerpc (Target_powerpc::Scan::local): Likewise. Use
310 is_discarded to flag opd entry as discarded. Don't emit dyn
311 relocs on such entries.
312 (Target_powerpc::Scan::global): Similarly detect and handle
314 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
315 opd_ent_. Update all uses.
316 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
317 (Target_powerpc::relocate_section): Zero out discarded opd
320 2012-09-12 Ian Lance Taylor <iant@google.com>
323 * output.cc: Rename Output_data_got template parameter from size
324 to got_size for all functions. Compile all variants of
326 (Output_data_got::Got_entry::write): Correct use of size for
327 symbol value. Use local_is_tls rather than casting to
329 * object.h (class Object): Add local_is_tls and do_local_is_tls.
330 (class Sized_relobj_file): Add do_local_is_tls.
331 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
333 2012-09-11 Alan Modra <amodra@gmail.com>
336 * layout.cc (Layout::set_segment_offsets): When using
337 common-page-size alignment, ensure we are on a new max-page-size
339 * output.cc (Output_segment::set_section_addresses): Use
340 abi_pagesize, not common_pagesize for relro boundary.
341 (Output_segment::set_offset): Likewise.
343 2012-09-11 Alan Modra <amodra@gmail.com>
345 * output.h (Output_data_got::add_global_tls, add_local_tls,
346 add_local_tls_pair): New functions.
347 (Output_data_got::add_local_pair_with_rel): Remove second
348 reloc param. Expand comment.
349 (Output_data_got::Got_entry): Rename use_plt_offset_ to
350 use_plt_or_tls_offset_, similarly for constructor param.
351 (Output_data_got::Got_entry::write): Add got_index param.
352 * output.cc (Output_data_got::add_global_tls, add_local_tls,
353 add_local_tls_pair): New functions.
354 (Output_data_got::Got_entry::write): Handle tls symbols
355 with use_plt_or_tls_offset_ set specially.
356 (Output_data_got::add_local_pair_with_rel): Only one reloc.
357 (Output_data_got::do_write): Replace iterator with index, pass
358 index to entry write function.
359 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
360 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
361 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
363 * i386.cc (Target_i386::Scan::local): Likewise.
364 * sparc.cc (Target_sparc::Scan::local): Likewise.
365 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
366 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
367 do_tls_offset_for_global): New functions.
368 (Target_powerpc::Scan::local): Correct TLS relocations and got
370 (Target_powerpc::Scan::global): Don't emit unnecessary
371 dynamic relocations on TLS GOT entries.
373 2012-09-10 Matthias Klose <doko@ubuntu.com>
375 * config.in: Disable sanity check for kfreebsd.
377 2012-09-10 Sterling Augustine <saugustine@google.com>
379 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
380 (Gdb_index::pubtypes_read): New parameter.
381 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
383 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
386 2012-09-09 Alan Modra <amodra@gmail.com>
388 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
389 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
390 * gc.h (gc_process_relocs): Call target gc_add_reference.
391 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
392 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
393 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
395 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
396 to cater for when we don't need code offset. Update use.
397 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
398 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
399 set_opd_valid): New functions.
400 (Target_powerpc::do_gc_add_reference): New function.
401 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
403 (Target_powerpc::do_gc_mark_symbol): New function.
405 2012-09-06 Cary Coutant <ccoutant@google.com>
407 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
408 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
409 (Dwarf_die::skip_attributes): Likewise.
410 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
411 * testsuite/gdb_index_test.cc (inline_func_1): New function.
413 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
415 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
417 * testsuite/script_test_3.t: Add .got.plt output section
419 * testsuite/script_test_4.t: Likewise.
421 2012-09-05 Alan Modra <amodra@gmail.com>
423 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
424 update all uses and lose "enum" when using type.
426 2012-09-05 Alan Modra <amodra@gmail.com>
428 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
429 * configure: Regenerate.
430 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
431 (plugin_final_layout.stdout): Likewise.
432 (memory_test): Set page sizes to 0x1000.
433 * testsuite/Makefile.in: Regenerate.
434 * testsuite/discard_locals_test.sh: Add FIXME comment.
435 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
436 * testsuite/pr14265.t: Add .got output section statement.
437 * testsuite/script_test_2.t: Likewise.
438 * testsuite/script_test_3.t: Likewise.
439 * testsuite/script_test_4.t: Likewise.
440 * testsuite/script_test_5.t: Likewise.
441 * testsuite/script_test_6.t: Likewise.
442 * testsuite/script_test_7.t: Likewise.
443 * testsuite/script_test_9.t: Likewise.
445 2012-09-05 Alan Modra <amodra@gmail.com>
447 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
448 (Powerpc_relocate_functions::Status): New typedef.
449 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
450 (Target_powerpc::Scan::local): Handle REL64.
451 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
453 (Target_powerpc::symval_for_branch): New function, extracted from..
454 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
455 checks. Report overflow errors.
457 2012-09-05 Alan Modra <amodra@gmail.com>
459 * object.h (Sized_relobj_file::emit_relocs): Delete.
460 (Sized_relobj_file::emit_relocs_reltype): Delete.
461 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
462 relocate_relocs for --emit-relocs.
463 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
464 * output.h: Update comment.
465 (Output_segment::first_section): New function.
466 (Output_segment::first_section_load_address): Use first_section.
467 * output.cc (Output_segment::first_section): New function extracted..
468 (Output_segment::first_section_load_address): ..from here. Delete.
469 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
470 * target.h (Sized_target::relocate_for_relocatable): Likewise.
471 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
472 adjust call to target.h function.
473 * i386.cc (Target_i386): Likewise.
474 * sparc.cc (Target_sparc): Likewise.
475 * x86_64.cc (Target_x86_64): Likewise.
476 * powerpc.cc (Target_powerpc): Likewise.
477 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
478 first tls section has section symbol for optimised local dynamic
480 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
481 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
483 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
484 Rename to relocate_relocs. Update error message.
486 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
488 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
491 2012-08-31 Alan Modra <amodra@gmail.com>
493 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
494 (Powerpc_relobj::toc_base_offset): New stub function.
495 (Target_powerpc): Add tp_offset, dtp_offset. Rename
496 got_mod_index_offset to tlsld_got_offset. Update all refs.
497 (Target_powerpc::Relocate::enum skip_tls): New.
498 (Target_powerpc::call_tls_get_addr_): New var.
499 (Target_powerpc::is_branch_reloc): Move to file scope.
500 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
501 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
503 (Target_powerpc::enum Got_type): Delete old values, add new ones.
504 (powerpc_info): Correct common_pagesize for ppc64.
505 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
506 (Powerpc_relocate_functions): Add overflow check enums and functions.
507 Add non-shift version of rela, rela_ua. Delete all rel public
508 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
509 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
510 addr16_ha3, addr14 functions.
511 (Output_data_got_powerpc::add_constant_pair): New function.
512 (Output_data_got_powerpc::got_base_offset): Likewise.
513 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
514 (instruction constants): Sort, add some more.
515 (Output_data_glink::do_write): Add and use Address typedef. Use
516 object->toc_base_offset() stub for 64-bit.
517 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
518 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
519 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
520 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
521 Always treat .opd relocs as against locally defined symbol.
522 Correct condition for RELATIVE relocs.
523 (Target_powerpc::do_finalize_sections): Test for NULL sections.
524 (Target_powerpc::Relocate::relocate): Use plt call stub as value
525 for 32-bit syms with a plt entry. Correct ppc64 toc base
526 calculations. Handle TLS relocs, and more. Add overflow
527 checking and adjust for Powerpc_relocate_functions changes.
528 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
529 Reinstate --emit-relocs code with FIXME.
531 2012-08-30 Alan Modra <amodra@gmail.com>
533 * layout.cc (Layout::set_segment_offsets): Set p_align to
534 abi_pagesize, not common_pagesize.
535 (Layout::relaxation_loop_body): Similarly use abi_pagesize
536 to determine whether file header can go in segment.
538 2012-08-30 Alan Modra <amodra@gmail.com>
540 * output.h (Output_reloc::Output_reloc <output section>): Add
541 is_relative param. Adjust calls.
542 (Output_reloc::add_output_section_relative): New functions.
543 * output.cc (Output_reloc::Output_reloc <output section>): Handle
545 (Output_reloc::symbol_value): Handle SECTION_CODE.
547 2012-08-24 Sriraman Tallam <tmsriram@google.com>
549 * gold.cc (queue_middle_tasks): Call layout again when unique
550 segments for sections is desired.
551 * layout.cc (Layout::Layout): Initialize new members.
552 (Layout::get_output_section_flags): New function.
553 (Layout::choose_output_section): Call get_output_section_flags.
554 (Layout::layout): Make output section for mapping to a unique segment.
555 (Layout::insert_section_segment_map): New function.
556 (Layout::attach_allocated_section_to_segment): Make unique segment for
557 output sections marked so.
558 (Layout::segment_precedes): Check for unique segments when sorting.
559 * layout.h (Layout::Unique_segment_info): New struct.
560 (Layout::Section_segment_map): New typedef.
561 (Layout::insert_section_segment_map): New function.
562 (Layout::get_output_section_flags): New function.
563 (Layout::is_unique_segment_for_sections_specified): New function.
564 (Layout::set_unique_segment_for_sections_specified): New function.
565 (Layout::unique_segment_for_sections_specified_): New member.
566 (Layout::section_segment_map_): New member.
567 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
568 Rename is_gc_pass_one to is_pass_one.
569 Rename is_gc_pass_two to is_pass_two.
570 Rename is_gc_or_icf to is_two_pass.
571 Check for which pass based on whether symbols data is present.
572 Make it two pass when unique segments for sections is desired.
573 * output.cc (Output_section::Output_section): Initialize new
575 * output.h (Output_section::is_unique_segment): New function.
576 (Output_section::set_is_unique_segment): New function.
577 (Output_section::is_unique_segment_): New member.
578 (Output_section::extra_segment_flags): New function.
579 (Output_section::set_extra_segment_flags): New function.
580 (Output_section::extra_segment_flags_): New member.
581 (Output_section::segment_alignment): New function.
582 (Output_section::set_segment_alignment): New function.
583 (Output_section::segment_alignment_): New member.
584 (Output_segment::Output_segment): Initialize is_unique_segment_.
585 (Output_segment::is_unique_segment): New function.
586 (Output_segment::set_is_unique_segment): New function.
587 (Output_segment::is_unique_segment_): New member.
588 * plugin.cc (allow_unique_segment_for_sections): New function.
589 (unique_segment_for_sections): New function.
590 (Plugin::load): Add new functions to transfer vector.
591 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
592 * Makefile.in: Regenerate.
593 * testsuite/plugin_final_layout.sh: Check if unique segment
595 * testsuite/plugin_section_order.c (onload): Check if new interfaces
597 (allow_unique_segment_for_sections): New global.
598 (unique_segment_for_sections): New global.
599 (claim_file_hook): Call allow_unique_segment_for_sections.
600 (all_symbols_read_hook): Call unique_segment_for_sections.
602 2012-08-22 Cary Coutant <ccoutant@google.com>
604 * layout.cc (Layout::include_section): Don't assert on GROUP
605 sections with --emit-relocs.
607 2012-08-21 Cary Coutant <ccoutant@google.com>
609 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
610 if --export-dynamic-symbol names an undef symbol.
612 2012-08-18 Alan Modra <amodra@gmail.com>
614 * powerpc.cc: Formatting and white space.
615 (Powerpc_relobj): Rename got2_section_ to special_.
616 Add opd_ent_shndx_ and opd_ent_off_ vectors.
617 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
618 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
619 (Target_powerpc): Add Address typedef and invalid_address. Use
621 (Target_powerpc::is_branch_reloc): New function.
622 (Powerpc_relocate_functions): Add Address typedef, use throughout.
623 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
624 for dst_mask, value and addend.
625 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
626 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
627 (Output_data_glink::do_write): Correct toc base. Don't try to use
628 uint16_t for 24-bit offset. Use get_output_section_offset and
630 (Target_powerpc::Scan::local): Handle more relocs.
631 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
632 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
633 Plug in toc restoring insn after plt calls. Translate branches
634 to function descriptor symbols to corresponding entry point.
635 (Target_powerpc::relocate_for_relocatable): Check return from
636 get_output_section_offset.
637 * symtab.h: Comment typo.
639 2012-08-14 Ian Lance Taylor <iant@google.com>
641 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
642 unsupported_relocal_local to call unsupported_reloc_global.
644 2012-08-14 Nick Clifton <nickc@redhat.com>
647 * script-sections.cc (Sections_element::output_section_name): Add
648 keep return parameter.
649 (Output_section_element::match_name): Add keep return parameter.
650 Return the value of the keep_ member.
651 * script-sections.h (class Output_section): Update
652 output_section_name prototype.
653 * layout.cc (Layout::keep_input_section): New public member
655 (Layout::choose_output_section): Pass keep parameter to
657 * layout.h (class Layout): Add keep_input_section.
658 * object.cc (Sized_relobj_file::do_layout): Check for kept input
660 * testsuite/Makefile.am: Add a test.
661 * testsuite/Makefile.in: Regenerate.
662 * testsuite/pr14265.c: Source file for the test.
663 * testsuite/pr14265.t: Linker script for the test.
664 * testsuite/pr14265.sh: Shell script for the test.
666 2012-08-14 Alan Modra <amodra@gmail.com>
668 * target.h (Target::output_section_name): New function.
669 (Target::do_output_section_name): New function.
670 * layout.cc (Layout::choose_output_section): Call the above.
671 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
673 2012-08-14 Alan Modra <amodra@gmail.com>
675 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
676 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
677 for replace_constant call.
678 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
679 (Output_data_glink::do_print_to_mapfile): New function.
680 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
681 (Target_powerpc::Relocate::relocate): Likewise.
683 2012-08-14 Alan Modra <amodra@gmail.com>
685 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
686 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
687 (Output_data_glink::add_entry,find_entry): Remove shndx param.
688 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
689 all references to shndx_. Handle special case for R_PPC_PLTREL24
691 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
692 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
693 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
695 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
696 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
698 2012-08-12 Alan Modra <amodra@gmail.com>
700 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
701 (glink insn constants): Use uint32_t.
702 (Output_data_glink::add_entry): Use insert, not [] operator.
704 2012-08-11 Alan Modra <amodra@gmail.com>
706 * object.h (Sized_relobj_file::find_shdr): New function.
707 (Sized_relobj_file::find_special_sections): New function.
708 * object.cc (Sized_relobj_file::find_shdr): New function.
709 (Sized_relobj_file::find_eh_frame): Use find_shdr.
710 (Sized_relobj_file::find_special_sections): New function, split out..
711 (Sized_relobj_file::do_read_symbols): ..from here.
712 * output.h (Output_data_got::replace_constant): New function.
713 (Output_data_got::num_entries): New function.
714 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
715 (Output_data_got::got_offset): Protected rather than private.
716 (Output_data_got::replace_got_entry): New function.
717 * output.cc (Output_data_got::replace_got_entry): New function.
718 * powerpc.cc (class Powerpc_relobj): New.
719 (class Powerpc_relocate_functions): Delete all psymval variants or
720 convert to value,addend type. Delete pcrela, pcrela_unaligned.
721 Implement _ha functions using corresponding _hi function.
722 (Powerpc_relobj::find_special_sections): New function.
723 (Target_powerpc::do_make_elf_object): New function.
724 (class Output_data_got_powerpc): New.
725 (class Output_data_glink): New.
726 (class Powerpc_scan_relocatable_reloc): New.
727 Many more changes througout file.
729 2012-08-09 Nick Clifton <nickc@redhat.com>
731 * po/vi.po: Updated Vietnamese translation.
733 2012-08-07 Ian Lance Taylor <iant@google.com>
735 * layout.cc (Layout::add_target_dynamic_tags): If
736 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
739 2012-07-30 Nick Clifton <nickc@redhat.com>
741 * po/gold.pot: Updated template.
742 * po/es.po: Updated Spanish translation.
744 2012-07-18 Cary Coutant <ccoutant@google.com>
747 * configure.ac: Add check for -gpubnames support.
748 * configure: Regenerate.
749 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
750 support; force -gno-pubnames.
751 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
753 (gdb_index_test_4): New test.
754 * testsuite/Makefile.in: Regenerate.
755 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
756 * testsuite/gdb_index_test_2.sh: Likewise.
757 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
758 * testsuite/gdb_index_test_4.sh: New script.
759 * testsuite/gdb_index_test_comm.sh: New script with common code;
760 don't look for space after colon.
762 2012-07-16 Sriraman Tallam <tmsriram@google.com>
764 * gold.cc (queue_middle_tasks): Update function order only after
765 deferred objects due to plugins are processed.
767 2012-07-11 Ian Lance Taylor <iant@google.com>
769 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
770 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
771 (Target_arm::scan_reloc_for_stub): Likewise.
772 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
773 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
774 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
775 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
776 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
778 2012-07-10 Dodji Seketeli <dodji@redhat.com>
779 Ian Lance Taylor <iant@google.com>
782 * configure.ac: Test whether std::tr1::hash<off_t> works.
783 * gold.h: Add a specialization for std::tr1::hash<off_t> if
785 * output.h (class Output_fill): Add virtual destructor.
786 * configure, config.in: Rebuild.
788 2012-06-22 Roland McGrath <mcgrathr@google.com>
790 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
792 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
794 * plugin.cc (Plugin::load): Handle position independent executables.
796 2012-06-06 Cary Coutant <ccoutant@google.com>
798 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
800 (lines_only_debug_sections): Likewise.
801 (gdb_fast_lookup_sections): New static array.
802 (is_gdb_debug_section): Rename formal parameter.
803 (is_lines_only_debug_section): Likewise.
804 (is_gdb_fast_lookup_section): New function.
805 (Layout::include_section): Check for ".zdebug_" prefix; pass
806 section name suffix to is_gdb_debug_section, et al.; check for
807 fast-lookup sections when building .gdb_index.
808 * options.h (--strip-debug-gdb): Update GDB version number.
810 2012-06-06 Cary Coutant <ccoutant@google.com>
812 * configure.ac: Add check for fallocate.
813 * configure: Regenerate.
814 * config.in: Regenerate.
816 * options.h (class General_options): Add --mmap-output-file and
817 --posix-fallocate options.
818 * output.cc: (posix_fallocate): Remove; replace with...
819 (gold_fallocate): New function.
820 (Output_file::map_no_anonymous): Call gold_fallocate.
821 (Output_file::map): Check --mmap-output-file option.
823 2012-06-05 Jing Yu <jingyu@google.com>
825 * gold.h (textdomain): Add do {} to empty while(0).
826 (bindtextdomain): Likewise.
828 2012-06-04 Cary Coutant <ccoutant@google.com>
830 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
833 2012-05-25 Sriraman Tallam <tmsriram@google.com>
835 * symtab.cc (Symbol_table::define_special_symbol):
836 Initialize *poldsym to prevent uninitialized variable errors.
838 2012-05-23 Cary Coutant <ccoutant@google.com>
840 * layout.cc (Layout::section_name_mapping): Add rules to handle
841 exact match on .data.rel.ro.local or .data.rel.ro.
842 (Layout::output_section_name): Check for exact matches.
844 2012-05-23 Cary Coutant <ccoutant@google.com>
846 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
849 2012-05-22 Cary Coutant <ccoutant@google.com>
851 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
852 object before exporting symbol.
854 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
856 * testsuite/tls_test.cc: Include "config.h" first.
857 * testsuite/tls_test_c.c: Likewise.
859 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
860 Nick Clifton <nickc@redhat.com>
863 * configure.in: Add check that sysdep.h has been included before
864 any system header files.
865 * configure: Regenerate.
866 * config.in: Regenerate.
868 2012-05-14 Cary Coutant <ccoutant@google.com>
870 * layout.cc (Layout::make_output_section): Mark .tdata section
872 * testsuite/relro_test.cc: Add a TLS variable.
874 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
877 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
878 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
881 2012-05-08 Cary Coutant <ccoutant@google.com>
883 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
884 (lines_only_debug_sections): Likewise.
886 2012-05-02 Roland McGrath <mcgrathr@google.com>
890 * Makefile.am (CCFILES, HFILES): Add them.
891 * Makefile.in: Regenerate.
892 * i386.cc (Output_data_plt_i386_nacl): New class.
893 (Output_data_plt_i386_nacl_exec): New class.
894 (Output_data_plt_i386_nacl_dyn): New class.
895 (Target_i386_nacl): New class.
896 (Target_selector_i386_nacl): New class.
897 (target_selector_i386): Use it instead of Target_selector_i386.
898 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
899 (Target_x86_64_nacl): New class.
900 (Target_selector_x86_64_nacl): New class.
901 (target_selector_x86_64, target_selector_x32): Use it instead of
902 Target_selector_x86_64.
903 * arm.cc (Output_data_plt_arm_nacl): New class.
904 (Target_arm_nacl): New class.
905 (Target_selector_arm_nacl): New class.
906 (target_selector_arm, target_selector_armbe): Use it instead of
909 * target-select.cc (select_target): Take new Input_file* and off_t
910 arguments, pass them on to recognize method of selector.
911 * object.cc (make_elf_sized_object): Update caller.
912 * parameters.cc (parameters_force_valid_target): Likewise.
913 * incremental.cc (make_sized_incremental_binary): Likewise.
914 * target-select.h: Update decl.
915 (Target_selector::recognize): Take new Input_file* argument,
916 pass it on to do_recognize.
917 (Target_selector::do_recognize): Take new Input_file* argument.
918 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
919 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
920 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
921 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
923 * target.h (Target::Target_info): New members isolate_execinstr
925 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
926 * arm.cc (Target_arm::arm_info): Update initializer.
927 * i386.cc (Target_i386::i386_info): Likewise.
928 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
929 * sparc.cc (Target_sparc::sparc_info): Likewise.
930 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
931 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
932 * layout.cc (Layout::attach_allocated_section_to_segment):
933 Take new const Target* argument. If target->isolate_execinstr(), act
935 (Layout::find_first_load_seg): Take new const Target* argument;
936 if target->isolate_execinstr(), reject PF_X segments.
937 (Layout::relaxation_loop_body): Update caller.
938 (Layout::set_segment_offsets): If target->isolate_execinstr(),
939 reset file offset to zero when we hit LOAD_SEG, and then do a second
940 loop over the segments before LOAD_SEG to reassign offsets after
941 addresses have been determined. Handle target->rosegment_gap().
942 (Layout::attach_section_to_segment): Take new const Target* argument;
943 pass it to attach_allocated_section_to_segment.
944 (Layout::make_output_section): Update caller.
945 (Layout::attach_sections_to_segments): Take new const Target* argument;
946 pass it to attach_section_to_segment.
947 * gold.cc (queue_middle_tasks): Update caller.
948 * layout.h (Layout): Update method decls with new arguments.
950 * arm.cc (Target_arm::Target_arm): Take optional argument for the
951 Target_info pointer to use.
952 (Target_arm::do_make_data_plt): New virtual method.
953 (Target_arm::make_data_plt): New method that calls it.
954 (Target_arm::make_plt_entry): Use it.
955 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
956 for the section alignment.
957 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
959 (Output_data_plt_arm::first_plt_entry_offset): Call it.
960 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
962 (Output_data_plt_arm::get_plt_entry_size): Call it.
963 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
964 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
965 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
967 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
968 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
969 method instead of sizeof(plt_entry).
970 (Output_data_plt_arm::add_entry): Likewise.
971 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
972 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
974 (Target_arm::plt_entry_size): Likewise.
975 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
977 (Output_data_plt_arm_standard): ... here, new class.
978 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
979 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
980 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
982 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
983 Take additional argument for the PLT entry size.
984 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
985 Use get_plt_entry_size method rather than plt_entry_size variable.
986 (Output_data_plt_x86_64::reserve_slot): Likewise.
987 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
988 (Output_data_plt_x86_64::add_entry): Likewise.
989 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
990 (Output_data_plt_x86_64::address_for_global): Likewise.
991 (Output_data_plt_x86_64::address_for_local): Likewise.
992 (Output_data_plt_x86_64::set_final_data_size): Likewise.
993 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
994 Make method non-static.
995 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
997 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
998 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
999 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
1000 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
1002 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
1003 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
1005 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
1006 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
1008 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
1009 (Output_data_plt_x86_64::plt_entry_size)
1010 (Output_data_plt_x86_64::first_plt_entry)
1011 (Output_data_plt_x86_64::plt_entry)
1012 (Output_data_plt_x86_64::tlsdesc_plt_entry)
1013 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
1014 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
1015 (Output_data_plt_x86_64_standard): ... here, new class.
1016 (Target_x86_64::Target_x86_64): Take optional argument for the
1017 Target_info pointer to use.
1018 (Target_x86_64::do_make_data_plt): New virtual method.
1019 (Target_x86_64::make_data_plt): New method to call it.
1020 (Target_x86_64::init_got_plt_for_update): Use that.
1021 Call this->plt_->add_eh_frame method here.
1022 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
1023 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
1024 rather than static method.
1025 (Target_x86_64::plt_entry_size): Likewise.
1026 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
1027 rather than plt_entry_size variable. Move guts of PLT filling to...
1028 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
1029 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
1030 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
1032 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
1033 additional argument for the section alignment.
1034 Don't do add_eh_frame_for_plt here.
1035 (Output_data_plt_i386::first_plt_entry_offset): Make the method
1036 non-static. Use get_plt_entry_size method rather than plt_entry_size
1038 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
1040 (Output_data_plt_i386::get_plt_entry_size): Call it.
1041 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
1042 (Output_data_plt_i386::add_eh_frame): New method to call it.
1043 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
1045 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
1046 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
1048 (Output_data_plt_i386::fill_plt_entry): New method to call it.
1049 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
1050 method instead of plt_entry_size.
1051 (Output_data_plt_i386::plt_entry_size)
1052 (Output_data_plt_i386::plt_eh_frame_fde_size)
1053 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1054 (Output_data_plt_i386_standard): ... here, new class.
1055 (Output_data_plt_i386_exec): New class.
1056 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1057 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1058 (Output_data_plt_i386::exec_plt_entry): Move to ...
1059 (Output_data_plt_i386_exec::plt_entry): ... here.
1060 (Output_data_plt_i386_dyn): New class.
1061 (Output_data_plt_i386::first_plt_entry): Move to ...
1062 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1063 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1064 (Output_data_plt_i386_dyn::plt_entry): ... here.
1065 (Target_i386::Target_i386): Take optional argument for the Target_info
1067 (Target_i386::do_make_data_plt): New virtual method.
1068 (Target_i386::make_data_plt): New method to call it.
1069 (Target_i386::make_plt_section): Use that.
1070 Call this->plt_->add_eh_frame method here.
1071 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1072 rather than plt_entry_size variable.
1073 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1074 (Output_data_plt_i386::address_for_local): Likewise.
1075 (Output_data_plt_i386::do_write): Likewise.
1076 Move guts of PLT filling to...
1077 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1078 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1079 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1080 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1082 2012-05-01 Cary Coutant <ccoutant@google.com>
1084 * dwarf_reader.cc (Dwarf_die::read_attributes)
1085 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1086 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1087 * reduced_debug_output.cc
1088 (Output_reduced_debug_info_section::get_die_end): Remove
1089 DW_FORM_GNU_ref_index. Add default case.
1091 2012-04-26 Mark Wielaard <mjw@redhat.com>
1093 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1094 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1095 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1096 DW_AT_high_pc as offset from DW_AT_low_pc.
1098 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1099 * testsuite/Makefile.in: Regenerate.
1100 * testsuite/gdb_index_test_3.c: New test source file.
1101 * testsuite/gdb_index_test_3.sh: New test source file.
1103 2012-04-25 Ian Lance Taylor <iant@google.com>
1105 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1107 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1108 as a class, not a struct.
1109 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1110 (Target_arm::apply_cortex_a8_workaround): Likewise.
1111 * gc.h: Declare Reloc_types as a struct, not a class.
1112 * object.h: Declare Symbols_data as a struct.
1113 * reloc.h: Declare Read_relocs_data as a struct.
1114 * target.h: Declare Relocate_info as a struct.
1116 2012-04-24 David S. Miller <davem@davemloft.net>
1118 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1119 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1122 2012-04-24 Cary Coutant <ccoutant@google.com>
1124 * incremental-dump.cc (find_input_containing_global): Replace
1125 magic number with symbolic constant.
1126 (dump_incremental_inputs): Update version number.
1127 * incremental.cc (Output_section_incremental_inputs): Update version
1128 number; import symbolic constants from Incremental_inputs_reader.
1129 (Incremental_inputs::create_data_sections): Align relocations
1130 section correctly for 64-bit targets.
1131 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1132 constants; add padding.
1133 (Output_section_incremental_inputs::write_header): Add assert for
1135 (Output_section_incremental_inputs::write_input_files): Add assert
1136 for input_entry_size.
1137 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1138 add assert for object_info_size, input_section_entry_size,
1139 global_sym_entry_size.
1140 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1141 for data structure sizes; use them.
1142 (Incremental_input_entry_reader): Import symbolic constants from
1143 Incremental_inputs_reader; use them.
1145 2012-04-23 David S. Miller <davem@davemloft.net>
1147 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1149 (Target_sparc::Target_sparc): Initialize new fields.
1150 (Target_sparc::do_make_elf_object): New function.
1151 (Target_sparc::do_adjust_elf_header): New function.
1153 2012-04-23 Cary Coutant <ccoutant@google.com>
1155 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1156 CU range table of gdb index.
1158 2012-04-20 David S. Miller <davem@davemloft.net>
1160 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1163 2012-04-16 David S. Miller <davem@davemloft.net>
1165 * sparc.cc (Target_sparc::got_address): New function.
1166 (Sparc_relocate_functions::gdop_hix22): New function.
1167 (Sparc_relocate_functions::gdop_lox10): New function.
1168 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1170 (Target_sparc::Scan::local): Likewise if the global symbol is not
1171 preemptible and is not IFUNC.
1172 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1173 transformations for local and non-preemptible non-IFUNC global
1176 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1177 writing out 64-bit part of ranges.
1179 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1180 -fpic and -fpie respectively.
1181 * Makefile.in: Regenerate.
1183 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1184 (Target_sparc::Target_sparc): Initialize new field.
1185 (Target_sparc::do_plt_section_for_global): New function.
1186 (Target_sparc::do_plt_section_for_local): New function.
1187 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1188 (Target_sparc::make_plt_section): New function, broken out of
1189 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1190 (Target_sparc::make_plt_entry): Call make_plt_section.
1191 (Target_sparc::make_local_ifunc_plt_entry): New function.
1192 (Target_sparc::rela_ifunc_section): New function.
1193 (Target_sparc::plt_section): Remove const.
1194 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1195 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1196 and ifunc_count_ fields.
1197 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1198 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1199 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1200 (Output_data_plt_sparc::rela_ifunc): New function.
1201 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1202 (Output_data_plt_sparc::has_ifunc_section): New function.
1203 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1204 (Output_data_plt_sparc::address_for_global): New function.
1205 (Output_data_plt_sparc::address_for_local): New function.
1206 (Output_data_plt_sparc::plt_index_to_offset): New function.
1207 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1209 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1211 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1212 R_SPARC_JMP_IREL to switch.
1213 (Target_sparc::Scan::check_non_pic): Likewise.
1214 (Target_sparc::Scan::local): Handle IFUNC symbols.
1215 (Target_sparc::Scan::local): Likewise.
1216 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1217 and plt_address_for_local.
1218 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1219 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1221 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1222 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1223 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1224 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1226 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1227 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1229 * sparc.cc (Target_sparc::Scan::global): Likewise.
1230 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1232 2012-04-16 Cary Coutant <ccoutant@google.com>
1234 * archive.cc (Library_base::should_include_member): Check for
1235 --export-dynamic-symbol.
1236 * options.h (class General_options): Add --export-dynamic-symbol.
1237 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1238 --export-dynamic-symbol.
1239 (Symbol_table::gc_mark_undef_symbols): Likewise.
1240 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1242 2012-04-12 David S. Miller <davem@davemloft.net>
1244 * sparc.cc (Reloc::wdisp10): New relocation method.
1245 (Reloc::h34): Likewise.
1246 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1247 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1249 (Target_sparc::Scan::local): Likewise.
1250 (Target_sparc::Scan::global): Likewise.
1251 (Target_sparc::Relocate::relocate): Likewise.
1253 2012-04-09 Cary Coutant <ccoutant@google.com>
1255 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1258 2012-04-06 Ian Lance Taylor <iant@google.com>
1260 * timer.cc: #include <unistd.h>.
1262 2012-04-06 Roland McGrath <mcgrathr@google.com>
1264 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1265 * config.in: Regenerate.
1266 * configure: Regenerate.
1268 2012-04-05 Nick Clifton <nickc@redhat.com>
1270 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1271 (AM_LC_MESSAGES): Add.
1272 * aclocal.m4: Regenerate.
1273 * config.in: Regenerate.
1274 * configure: Regenerate.
1276 2012-03-21 Cary Coutant <ccoutant@google.com>
1278 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1279 * Makefile.in: Regenerate.
1280 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1281 (Sized_elf_reloc_mapper::symbol_section): New function.
1282 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1283 (make_elf_reloc_mapper): New function.
1284 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1285 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1286 (Dwarf_abbrev_table::do_get_abbrev): New function.
1287 (Dwarf_ranges_table::read_ranges_table): New function.
1288 (Dwarf_ranges_table::read_range_list): New function.
1289 (Dwarf_pubnames_table::read_section): New function.
1290 (Dwarf_pubnames_table::read_header): New function.
1291 (Dwarf_pubnames_table::next_name): New function.
1292 (Dwarf_die::Dwarf_die): New function.
1293 (Dwarf_die::read_attributes): New function.
1294 (Dwarf_die::skip_attributes): New function.
1295 (Dwarf_die::set_name): New function.
1296 (Dwarf_die::set_linkage_name): New function.
1297 (Dwarf_die::attribute): New function.
1298 (Dwarf_die::string_attribute): New function.
1299 (Dwarf_die::int_attribute): New function.
1300 (Dwarf_die::uint_attribute): New function.
1301 (Dwarf_die::ref_attribute): New function.
1302 (Dwarf_die::child_offset): New function.
1303 (Dwarf_die::sibling_offset): New function.
1304 (Dwarf_info_reader::check_buffer): New function.
1305 (Dwarf_info_reader::parse): New function.
1306 (Dwarf_info_reader::do_parse): New function.
1307 (Dwarf_info_reader::do_read_string_table): New function.
1308 (Dwarf_info_reader::lookup_reloc): New function.
1309 (Dwarf_info_reader::get_string): New function.
1310 (Dwarf_info_reader::visit_compilation_unit): New function.
1311 (Dwarf_info_reader::visit_type_unit): New function.
1312 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1313 Sized_elf_reloc_mapper.
1314 (Sized_dwarf_line_info::symbol_section): Remove function.
1315 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1316 (Sized_dwarf_line_info::read_line_mappings): Remove object
1317 parameter, adjust callers.
1318 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1319 * dwarf_reader.h: Include <sys/types.h>.
1320 (class Track_relocs): Remove forward declaration.
1321 (class Elf_reloc_mapper): New class.
1322 (class Sized_elf_reloc_mapper): New class.
1323 (class Dwarf_abbrev_table): New class.
1324 (class Dwarf_range_list): New class.
1325 (class Dwarf_ranges_table): New class.
1326 (class Dwarf_pubnames_table): New class.
1327 (class Dwarf_die): New class.
1328 (class Dwarf_info_reader): New class.
1329 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1330 (Sized_dwarf_line_info::symbol_section): Remove member function.
1331 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1333 * gdb-index.cc: New source file.
1334 * gdb-index.h: New source file.
1335 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1336 and .debug_types sections, call Layout::add_to_gdb_index.
1337 (Sized_relobj_incr::do_section_name): Implement.
1338 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1339 return type; Implement.
1340 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1342 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1343 parameter list and return type.
1344 (Sized_incr_dynobj::do_section_contents): Likewise.
1345 * layout.cc: Include gdb-index.h.
1346 (Layout::Layout): Initialize gdb_index_data_.
1347 (Layout::init_fixed_output_section): Check for .gdb_index section.
1348 (Layout::add_to_gdb_index): New function. Instantiate.
1349 * layout.h: Add forward declaration for class Gdb_index.
1350 (Layout::add_to_gdb_index): New member function.
1351 (Layout::gdb_index_data_): New data member.
1352 * main.cc: Include gdb-index.h.
1353 (main): Print statistics for gdb index.
1354 * object.cc (Object::section_contents): Move code into
1355 do_section_contents.
1356 (need_decompressed_section): Check for sections needed when building
1358 (build_compressed_section_map): Likewise.
1359 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1361 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1362 sections; call Layout::add_to_gdb_index.
1363 (Sized_relobj_file::do_decompressed_section_contents): Call
1364 do_section_contents directly.
1365 * object.h (Object::do_section_contents): Adjust parameter list and
1367 (Object::do_decompressed_section_contents): Call do_section_contents
1369 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1371 * options.h (class General_options): Add --gdb-index option.
1372 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1373 list and return type.
1374 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1375 * reloc.h (Track_relocs::checkpoint): New function.
1376 (Track_relocs::reset): New function.
1378 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1380 * testsuite/Makefile.in: Regenerate.
1381 * testsuite/gdb_index_test.cc: New test source file.
1382 * testsuite/gdb_index_test_1.sh: New test source file.
1383 * testsuite/gdb_index_test_2.sh: New test source file.
1385 2012-03-19 Doug Kwan <dougkwan@google.com>
1387 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1388 (Target_arm::do_finalize_sections): Remove code which defines
1389 __exidx_start and __exidx_end. Make symbol table parameter
1390 anonymous as it is not used.
1391 * gold.cc (queue_middle_tasks): Call target hook to define any
1392 target-specific symbols.
1393 * target.h (Target::define_standard_symbols): New method.
1394 (Target::do_define_standard_symbols): Same.
1395 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1396 * testsuite/Makefile.in: Regenerate.
1397 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1399 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1400 relocations are generated for __exidx_start and __exidx_end.
1402 2012-03-16 Doug Kwan <dougkwan@google.com>
1404 * testsuite/Makefile.am: Disable test initpri3b.
1405 * testsuite/Makefile.in: Regenerate.
1407 2012-03-15 Doug Kwan <dougkwan@google.com>
1409 * arm.cc (Target_arm::got_section): Make .got section read-only
1412 2012-03-15 Ian Lance Taylor <iant@google.com>
1415 * layout.cc (Layout::make_output_section): Correctly mark
1416 SHT_INIT_ARRAY, et. al., as relro.
1418 2012-03-14 Doug Kwan <dougkwan@google.com>
1420 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1421 dynamic relocations for protected symbols in shared objects.
1423 2012-03-13 Ian Lance Taylor <iant@google.com>
1425 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1426 keep the larger alignment.
1428 2012-03-12 Cary Coutant <ccoutant@google.com>
1430 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1431 handling of DW_LNE_define_file.
1433 2012-03-12 Cary Coutant <ccoutant@google.com>
1435 * reduced_debug_output.cc
1436 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1439 2012-02-29 Cary Coutant <ccoutant@google.com>
1441 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1443 2012-02-29 Cary Coutant <ccoutant@google.com>
1445 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1446 Call Object::decompressed_section_contents.
1447 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1449 (Sized_dwarf_line_info::buffer_start_): New data member.
1450 * merge.cc (Output_merge_data::do_add_input_section): Call
1451 Object::decompressed_section_contents.
1452 (Output_merge_string::do_add_input_section): Likewise.
1453 * object.cc (need_decompressed_section): New function.
1454 (build_compressed_section_map): Decompress sections needed later.
1455 (Sized_relobj_file::do_decompressed_section_contents): New function.
1456 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1457 * object.h (Object::decompressed_section_contents): New function.
1458 (Object::discard_decompressed_sections): New function.
1459 (Object::do_decompressed_section_contents): New function.
1460 (Object::do_discard_decompressed_sections): New function.
1461 (Compressed_section_info): New type.
1462 (Compressed_section_map): Include decompressed section contents.
1463 (Sized_relobj_file::do_decompressed_section_contents): New function.
1464 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1466 2012-02-16 Cary Coutant <ccoutant@google.com>
1468 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1469 * testsuite/Makefile.in: Regenerate.
1471 2012-02-14 Cary Coutant <ccoutant@google.com>
1473 * options.cc (General_options::finalize): Disallow -pie and -static.
1475 2012-02-03 Doug Kwan <dougkwan@google.com>
1477 * arm.cc (Arm_relocate_functions::abs8,
1478 Arm_relocate_functions::abs16): Use
1479 Bits::has_signed_unsigned_overflow32.
1480 (Arm_relocate_functions::thm_abs8): Correct range of
1482 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1485 2012-02-02 Doug Kwan <dougkwan@google.com>
1487 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1488 position independent outputs, not just shared objects.
1490 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1492 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1493 * configure: Regenerated.
1495 2012-01-27 Ian Lance Taylor <iant@google.com>
1497 * reloc.h (Bits): New class with static functions, copied from
1498 namespace utils in arm.cc.
1499 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1502 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1504 * incremental.cc (write_info_blocks): Correct relocation offset.
1506 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1508 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1509 (Relocate::tls_gd_to_le): Likewise.
1511 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1513 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1515 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1517 * configure.ac: Check if -mcmodel=medium works.
1518 * configure: Regenerated.
1520 2012-01-24 Cary Coutant <ccoutant@google.com>
1522 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1524 (read_unsigned_LEB_128_x): ... this new function.
1525 (read_signed_LEB_128): Replaced with inline definition and ...
1526 (read_signed_LEB_128_x): ... this new function.
1527 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1528 (read_unsigned_LEB_128): Add inline definition.
1529 (read_signed_LEB_128_x): New function.
1530 (read_signed_LEB_128): Add inline definition.
1531 * testsuite/Makefile.am (leb128_unittest): New unit test.
1532 * testsuite/Makefile.in: Regenerate.
1533 * testsuite/leb128_unittest.cc: New unit test.
1535 2012-01-23 Ian Lance Taylor <iant@google.com>
1538 * i386.cc (Target_i386::do_code_fill): When using a jmp
1539 instruction, pad with nop instructions.
1540 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1542 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1544 * x86_64.cc (gc_process_relocs): Add typename on types used in
1546 (scan_relocs): Likewise.
1547 (relocate_section): Likewise.
1548 (apply_relocation): Likewise.
1550 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1552 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1553 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1556 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1558 * x86_64.cc: Initial support for x32.
1560 2012-01-03 Cary Coutant <ccoutant@google.com>
1562 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1563 Use abstract base class for GOT.
1564 * gold/output.h (class Output_data_got_base): New abstract base class.
1565 (class Output_data_got): Derive from new base class, adjust ctors.
1566 (Output_data_got::reserve_slot): Make virtual; rename to
1567 do_reserve_slot; Adjust callers.
1568 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1569 pointer to abstract base class.
1570 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1572 2011-12-18 Ian Lance Taylor <iant@google.com>
1574 * object.h (Relobj::local_symbol_value): New function.
1575 (Relobj::local_plt_offset): New function.
1576 (Relobj::local_has_got_offset): New function.
1577 (Relobj::local_got_offset): New function.
1578 (Relobj::set_local_got_offset): New function.
1579 (Relobj::do_local_symbol_value): New pure virtual function.
1580 (Relobj::do_local_plt_offset): Likewise.
1581 (Relobj::do_local_has_got_offset): Likewise.
1582 (Relobj::do_local_got_offset): Likewise.
1583 (Relobj::do_set_local_got_offset): Likewise.
1584 (Sized_relobj::do_local_has_got_offset): Rename from
1585 local_has_got_offset.
1586 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1587 (Sized_relobj::do_set_local_got_offset): Rename from
1588 set_local_got_offset.
1589 (Sized_relobj_file::do_local_plt_offset): Rename from
1591 (Sized_relobj_file::do_local_symbol_value): New function.
1592 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1594 * output.cc (Output_data_got::Got_entry::write): Change object to
1595 Relobj. Use local_symbol_value.
1596 (Output_data_got::add_global_with_rel): Change rel_dyn to
1597 Output_data_reloc_generic*. Use add_global_generic.
1598 (Output_data_got::add_global_with_rela): Remove. Change all
1599 callers to use add_global_with_rel.
1600 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1601 Output_data_reloc_generic*. Use add_global_generic.
1602 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1603 callers to use add_global_pair_with_rel.
1604 (Output_data_got::add_local): Change object to Relobj*.
1605 (Output_data_got::add_local_plt): Likewise.
1606 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1607 change rel_dyn to Output_data_reloc_generic*. Use
1609 (Output_data_got::add_local_with_rela): Remove. Change all
1610 callers to use all_local_with_rel.
1611 (Output_data_got::add_local_pair_with_rel): Change object to
1612 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1613 add_output_section_generic.
1614 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1615 callers to use add_local_pair_with_rel.
1616 (Output_data_got::reserve_local): Change object to Relobj*.
1617 * output.h: (class Output_data_reloc_generic): Add pure virtual
1618 declarations for add_global_generic, add_local_generic,
1619 add_output_section_generic.
1620 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1621 functions for Output_data_reloc_generic. Update declarations for
1622 changes listed in output.cc.
1623 (class Output_data_got): Change template parameter to got_size.
1624 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1625 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1627 (Sized_relobj_incr::do_local_plt_offset): New function.
1628 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1631 2011-12-17 Cary Coutant <ccoutant@google.com>
1633 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1634 * resolve.cc (Symbol_table::resolve): Likewise.
1635 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1637 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1639 2011-12-16 Ian Lance Taylor <iant@google.com>
1641 * output.h (Output_data_reloc_generic::add): Only call
1642 add_dynamic_reloc if this is a dynamic reloc section.
1644 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1647 * target-reloc.h (apply_relocation): Replace <64, false> with
1650 2011-11-25 Nick Clifton <nickc@redhat.com>
1652 * po/it.po: New Italian translation.
1654 2011-11-17 Sterling Augustine <saugustine@google.com>
1656 * script.cc (script_include_directive): Implement.
1657 (read_script_file): New local variables name and search_path. Update
1658 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1659 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1660 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1662 2011-11-11 Sterling Augustine <saugustine@google.com>
1664 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1665 (file_or_sections_cmd): Likewise.
1667 2011-11-11 Doug Kwan <dougkwan@google.com>
1669 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1670 if --just-symbols is given.
1672 2011-11-10 Doug Kwan <dougkwan@google.com>
1675 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1676 when processing data relocs.
1677 * reloc.h (Relocate_functions::rel_unaligned): New method.
1678 (Relocate_functions::pcrel_unaligned): Ditto.
1679 (Relocate_functions::rel32_unaligned): Ditto.
1680 (Relocate_functions::pcrel32_unaligned): Ditto.
1682 2011-11-09 Doug Kwan <dougkwan@google.com>
1685 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1686 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1687 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1688 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1689 (Relocate_functions::rel_unaligned): New.
1690 (Relocate_functions::rel32_unaligned): New.
1691 * target-reloc.h (relocate_for_relocatable): Add code to handle
1692 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1693 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1694 arm_unaligned_reloc_r): New targets.
1695 * testsuite/Makefile.in: Regenerate.
1696 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1699 2011-11-02 Ian Lance Taylor <iant@google.com>
1701 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1703 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1704 * options.cc (General_options::finalize): Use library search path
1705 from configure script if specified. If not native and no sysroot,
1706 only search TOOLLIBDIR.
1707 * options.h (Search_directory::Search_directory): Change name to
1709 (General_options::add_to_library_path_with_sysroot): Change arg to
1711 * configure, Makefile.in, config.in: Rebuild.
1713 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1715 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1716 we are working around the ARM1176 Erratum.
1717 * options.h (General_options::fix_arm1176): Add option.
1718 * testsuite/Makefile.am: Add testcases, and keep current ones
1720 * testsuite/Makefile.in: Regenerate.
1721 * testsuite/arm_fix_1176.s: New file.
1722 * testsuite/arm_fix_1176.sh: Likewise.
1724 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1726 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1728 (Target_arm::may_use_blx): Remove method.
1729 (Target_arm::set_may_use_blx): Likewise.
1730 (Target_arm::may_use_v4t_interworking): New method.
1731 (Target_arm::may_use_v5t_interworking): Likewise.
1732 (Target_arm::may_use_blx_): Remove member variable.
1733 (Arm_relocate_functions::arm_branch_common): Check for v5T
1735 (Arm_relocate_functions::thumb_branch_common): Likewise.
1736 (Reloc_stub::stub_type_for_reloc): Likewise.
1737 (Target_arm::do_finalize_sections): Correct interworking checks.
1738 * testsuite/Makefile.am: Add new tests.
1739 * testsuite/Makefile.in: Regenerate.
1740 * testsuite/arm_farcall_arm_arm.s: New test.
1741 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1742 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1743 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1744 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1745 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1746 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1747 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1749 2011-10-31 Cary Coutant <ccoutant@google.com>
1752 * expression.cc (Expression::eval_with_dot): Add
1753 is_section_dot_assignment parameter.
1754 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1755 absolute and assigning to dot within a section.
1756 * script-sections.cc
1757 (Output_section_element_assignment::set_section_addresses): Pass
1758 dot_section to set_if_absolute.
1759 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1760 as is_section_dot_assignment flag to eval_with_dot.
1761 (Output_section_element_dot_assignment::set_section_addresses):
1763 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1764 parameter. Also set value if relative to dot_section; set the
1765 symbol's output_section.
1766 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1767 parameter. Adjust all callers.
1768 (Expression::eval_maybe_dot): Likewise.
1769 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1771 * testsuite/script_test_2.t: Test assignment of an absolute value
1772 to dot within an output section element.
1774 2011-10-31 Cary Coutant <ccoutant@google.com>
1776 * options.h (class General_options): Add --[no-]gnu-unique options.
1777 * symtab.cc (Symbol_table::sized_write_globals): Convert
1778 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1780 2011-10-31 Cary Coutant <ccoutant@google.com>
1783 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1784 unnecessary assertion.
1785 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1787 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1789 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1791 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1793 Change to just keep the section associated with symbol.
1794 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1795 they are externally visible and --export-dynamic is turned on.
1796 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1798 2011-10-19 Ian Lance Taylor <iant@google.com>
1801 * script-sections.cc
1802 (Output_section_element_dot_assignment::needs_output_section): New
1805 2011-10-19 Ian Lance Taylor <iant@google.com>
1808 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1809 --section-start option was seen.
1810 * options.h (General_options::any_section_start): New function.
1812 2011-10-18 David S. Miller <davem@davemloft.net>
1815 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1816 member to track relocation locations that have moved during TLS
1817 reloc optimizations.
1818 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1819 (Target_sparc::Relocate::relocate): Adjust view down by 4
1820 bytes if it matches reloc_adjust_addr_.
1821 (Target_sparc::Relocate::relocate_tls): Always move the
1822 __tls_get_addr call delay slot instruction forward 4 bytes when
1823 performing relaxation.
1825 2011-10-18 Cary Coutant <ccoutant@google.com>
1827 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1828 (Output_file::map_no_anonymous): Check for non-zero
1829 return code from posix_fallocate.
1831 2011-10-17 Cary Coutant <ccoutant@google.com>
1834 * plugin.cc (is_visible_from_outside): Check for symbols
1835 referenced from dynamic objects.
1836 * resolve.cc (Symbol_table::resolve): Don't count references
1837 from dynamic objects as references from real ELF files.
1838 * testsuite/plugin_test_2.sh: Adjust expected result.
1840 2011-10-17 Cary Coutant <ccoutant@google.com>
1842 * gold.cc: Include timer.h.
1843 (queue_middle_tasks): Stamp time.
1844 (queue_final_tasks): Likewise.
1845 * main.cc (main): Store timer in parameters. Print timers
1847 * parameters.cc (Parameters::Parameters): Initialize timer_.
1848 (Parameters::set_timer): New function.
1849 (set_parameters_timer): New function.
1850 * parameters.h (Parameters::set_timer): New function.
1851 (Parameters::timer): New function.
1852 (Parameters::timer_): New data member.
1853 (set_parameters_timer): New function.
1854 * timer.cc (Timer::stamp): New function.
1855 (Timer::get_pass_time): New function.
1856 * timer.h (Timer::stamp): New function.
1857 (Timer::get_pass_time): New function.
1858 (Timer::pass_times_): New data member.
1860 2011-10-17 Cary Coutant <ccoutant@google.com>
1862 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1863 task for members of lib groups.
1865 2011-10-17 Cary Coutant <ccoutant@google.com>
1868 * fileread.cc (File_read::find_view): Add assert.
1869 (File_read::make_view): Move bounds check (replace with assert)...
1870 (File_read::find_or_make_view): ... to here.
1872 2011-10-12 Cary Coutant <ccoutant@google.com>
1874 * output.cc (Output_file::open_base_file): Handle case where
1875 ::read returns less than requested size.
1877 2011-10-10 Cary Coutant <ccoutant@google.com>
1879 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1880 Initialize defined_count_.
1881 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1882 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1883 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1884 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1885 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1886 * incremental.h (Sized_relobj_incr::defined_count_): New data
1888 (Sized_incr_dynobj::defined_count_): New data member.
1889 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1890 Return zeroes instead of internal error.
1892 2011-10-10 Cary Coutant <ccoutant@google.com>
1895 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1896 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1897 * output.h (class Output_reloc): Add use_plt_offset flag.
1898 (Output_reloc::type_): Adjust size of bit field.
1899 (Output_reloc::use_plt_offset_): New bit field.
1900 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1901 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1902 flag. Adjust all callers.
1903 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1904 creating RELATIVE relocations.
1906 2011-10-10 Nick Clifton <nickc@redhat.com>
1908 * po/es.po: Updated Spanish translation.
1909 * po/fi.po: Updated Finnish translation.
1911 2011-10-03 Diego Novillo <dnovillo@google.com>
1913 * options.cc (parse_uint): Fix dereference of RETVAL.
1915 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1917 * layout.h (section_order_map_): New member.
1918 (get_section_order_map): New member function.
1919 * output.cc (Output_section::add_input_section): Check for patterns
1920 only when --section-ordering-file is specified.
1921 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1922 output_sections have been formed.
1923 * layout.cc (Layout_Layout): Initialize section_order_map_.
1924 * plugin.cc (update_section_order): Store order in order_map. Do not
1926 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1927 * testsuite/Makefile.in: Regenerate.
1928 * testsuite/plugin_section_order.c: New file.
1929 * testsuite/plugin_final_layout.cc: New file.
1930 * testsuite/plugin_final_layout.sh: New file.
1932 2011-09-29 Cary Coutant <ccoutant@google.com>
1934 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1936 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1937 symbols during incremental update.
1938 (Symbol_table::add_from_dynobj): Likewise.
1940 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1941 Ian Lance Taylor <iant@google.com>
1943 * symtab.cc (Symbol_table::define_special_symbol): Always
1944 canonicalize version string.
1946 2011-09-26 Cary Coutant <ccoutant@google.com>
1948 * gold.cc (queue_initial_tasks): Move option checks ...
1949 * options.cc (General_options::finalize): ... to here. Disable
1950 some options; make others fatal.
1952 2011-09-26 Cary Coutant <ccoutant@google.com>
1955 * plugin.cc (get_symbols_v2): New function.
1956 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1957 (is_referenced_from_outside): New function.
1958 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1959 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1960 (get_symbols): Pass version parameter.
1961 (get_symbols_v2): New function.
1962 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1964 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1965 (onload): Add LDPT_GET_SYMBOLS_V2.
1966 (all_symbols_read_hook): Use get_symbols_v2; check for
1967 LDPR_PREVAILING_DEF_IRONLY_EXP.
1968 * testsuite/plugin_test_3.sh: Update expected results.
1970 2011-09-23 Simon Baldwin <simonb@google.com>
1972 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1973 configuration options.
1974 * configure: Regenerate.
1975 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1976 * Makefile.in: Regenerate.
1977 * testsuite/Makefile.in: Regenerate.
1979 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1981 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1983 2011-09-19 Cary Coutant <ccoutant@google.com>
1985 * incremental.cc (can_incremental_update): Fix typo in comment.
1986 * incremental.h (can_incremental_update): Likewise.
1988 2011-09-18 Cary Coutant <ccoutant@google.com>
1990 * incremental.cc (can_incremental_update): New function.
1991 * incremental.h (can_incremental_update): New function.
1992 * layout.cc (Layout::init_fixed_output_section): Call it.
1993 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1994 * object.cc (Sized_relobj_file::do_layout): Call
1995 can_incremental_update.
1997 2011-09-13 Cary Coutant <ccoutant@google.com>
1999 * configure.ac: Check for glibc support for gnu_indirect_function
2000 support with static linking, setting automake conditional
2002 * Makefile.in: Regenerate.
2003 * configure: Regenerate.
2005 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
2006 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
2008 * testsuite/Makefile.in: Regenerate.
2010 2011-09-13 Cary Coutant <ccoutant@google.com>
2012 * incremental.cc (Sized_relobj_incr::do_layout): Call
2013 report_comdat_group for kept comdat sections.
2014 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
2015 * testsuite/Makefile.in: Regenerate.
2016 * testsuite/incr_comdat_test_1.cc: New source file.
2017 * testsuite/incr_comdat_test_2_v1.cc: New source file.
2018 * testsuite/incr_comdat_test_2_v2.cc: New source file.
2019 * testsuite/incr_comdat_test_2_v3.cc: New source file.
2021 2011-09-13 Ian Lance Taylor <iant@google.com>
2023 * object.cc (Sized_relobj_file::do_layout): Remove unused local
2024 variable external_symbols_offset.
2026 2011-09-12 Ian Lance Taylor <iant@google.com>
2028 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
2029 triggered if object has no symbols.
2031 2011-09-09 David S. Miller <davem@davemloft.net>
2033 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
2034 (Output_fill_debug_line::do_write): Likewise.
2036 2011-08-29 Cary Coutant <ccoutant@google.com>
2038 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
2039 casts to match formatting specs.
2040 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
2042 2011-08-26 Cary Coutant <ccoutant@google.com>
2044 * layout.cc (Free_list::allocate): Provide guarantee of minimum
2045 remaining hole size when allocating.
2046 (Layout::make_output_section): Set fill methods for debug sections.
2047 * layout.h (Free_list::Free_list_node): Move from private to
2049 (Free_list::set_min_hole_size): New function.
2050 (Free_list::begin, Free_list::end): New functions.
2051 (Free_list::min_hole_): New data member.
2052 * output.cc: Include dwarf.h.
2053 (Output_fill_debug_info::do_minimum_hole_size): New function.
2054 (Output_fill_debug_info::do_write): New function.
2055 (Output_fill_debug_line::do_minimum_hole_size): New function.
2056 (Output_fill_debug_line::do_write): New function.
2057 (Output_section::Output_section): Initialize new data member.
2058 (Output_section::set_final_data_size): Ensure patch space is larger
2059 than minimum hole size.
2060 (Output_section::do_write): Fill holes in debug sections.
2061 * output.h (Output_fill): New class.
2062 (Output_fill_debug_info): New class.
2063 (Output_fill_debug_line): New class.
2064 (Output_section::set_free_space_fill): New function.
2065 (Output_section::free_space_fill_): New data member.
2066 * testsuite/Makefile.am (incremental_test_3): Add
2067 --incremental-patch option.
2068 (incremental_test_4): Likewise.
2069 (incremental_test_5): Likewise.
2070 (incremental_test_6): Likewise.
2071 (incremental_copy_test): Likewise.
2072 (incremental_common_test_1): Likewise.
2073 * testsuite/Makefile.in: Regenerate.
2075 2011-08-26 Nick Clifton <nickc@redhat.com>
2077 * po/es.po: Updated Spanish translation.
2079 2011-08-01 Cary Coutant <ccoutant@google.com>
2081 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2082 * gold/testsuite/Makefile.in: Regenerate.
2083 * gold/testsuite/justsyms_exec.c: New source file.
2084 * gold/testsuite/justsyms_lib.c: New source file.
2086 2011-08-01 Cary Coutant <ccoutant@google.com>
2088 * layout.cc (Layout::set_segment_offsets): Don't realign text
2089 segment if -Ttext was specified.
2090 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2092 * object.h (Sized_relobj_file::e_type): New function.
2093 (Sized_relobj_file::e_type_): New data member.
2094 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2095 base address for ET_EXEC files.
2096 * target.cc (Target::do_make_elf_object_implementation): Allow
2097 ET_EXEC files with --just-symbols option.
2099 2011-07-28 Cary Coutant <ccoutant@google.com>
2101 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2102 Add thread_number parameter.
2103 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2104 * workqueue-threads.cc
2105 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2106 current thread if its thread number is greater than desired thread
2108 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2109 Add thread_number parameter.
2110 (Workqueue::should_cancel_thread): Likewise.
2111 (Workqueue::find_runnable_or_wait): Pass thread_number to
2112 should_cancel_thread.
2113 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2116 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2118 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2119 only after checking if it cannot be forced local.
2120 * symtab.h (is_externally_visible): Check if the symbol is not forced
2123 2011-07-15 Ian Lance Taylor <iant@google.com>
2125 * options.h (class General_options): Add --print-output-format.
2126 Move -EL next to -EB, for better --help output.
2127 * target-select.cc: Include <cstdio>, "options.h", and
2129 (Target_selector::do_target_bfd_name): New function.
2130 (print_output_format): New function.
2131 * target-select.h (class Target_selector): Update declarations.
2132 (Target_selector::target_bfd_name): New function.
2133 (print_output_format): Declare.
2134 * main.cc: Include "target-select.h".
2135 (main): Handle --print-output-format.
2136 * gold.cc: Include "target-select.h".
2137 (queue_initial_tasks): Handle --print-output-format when there are
2139 * parameters.cc (parameters_force_valid_target): Give a better
2140 error message if -EB/-EL does not match target.
2141 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2144 2011-07-15 Ian Lance Taylor <iant@google.com>
2146 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2147 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2148 (Output_data_plt_i386::do_write): Write address of .dynamic
2149 section to first entry in .got.plt section.
2150 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2151 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2153 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2154 section to first entry in .got.plt section.
2155 * layout.h (Layout::dynamic_section): New function.
2157 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2159 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2161 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2162 input_section_position_, and input_section_glob_.
2163 (read_layout_from_file): Call function section_ordering_specified.
2164 * layout.h (is_section_ordering_specified): New function.
2165 (section_ordering_specified): New function.
2166 (section_ordering_specified_): New boolean member.
2167 * main.cc(main): Call load_plugins after layout object is defined.
2168 * output.cc (Output_section::add_input_section): Use
2169 function section_ordering_specified to check if section ordering is
2171 * output.cc (Output_section::add_relaxed_input_section): Use
2172 function section_ordering_specified to check if section ordering is
2174 (Output_section::update_section_layout): New function.
2175 (Output_section::sort_attached_input_sections): Check if input section
2177 * output.h (Output_section::update_section_layout): New function.
2178 * plugin.cc (get_section_count): New function.
2179 (get_section_type): New function.
2180 (get_section_name): New function.
2181 (get_section_contents): New function.
2182 (update_section_order): New function.
2183 (allow_section_ordering): New function.
2184 (Plugin::load): Add the new interfaces to the transfer vector.
2185 (Plugin_manager::load_plugins): New parameter.
2186 (Plugin_manager::all_symbols_read): New parameter.
2187 (Plugin_manager::claim_file): New parameter. Save the elf object for
2189 (Plugin_manager::get_elf_object): New function.
2190 (Plugin_manager::get_view): Change to directly use the bool to check
2191 if get_view is called from claim_file_hook.
2192 * plugin.h (input_objects): New function
2193 (Plugin__manager::load_plugins): New parameter.
2194 (Plugin_manager::claim_file): New parameter.
2195 (Plugin_manager::get_elf_object): New function.
2196 (Plugin_manager::in_claim_file_handler): New function.
2197 (Plugin_manager::in_claim_file_handler_): New member.
2198 (layout): New function.
2199 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2200 handler with an extra parameter. Make the elf object before calling
2202 * testsuite/plugin_test.c (get_section_count): New function pointer.
2203 (get_section_type): New function pointer.
2204 (get_section_name): New function pointer.
2205 (get_section_contents): New function pointer.
2206 (update_section_order): New function pointer.
2207 (allow_section_ordering): New function pointer.
2208 (onload): Check if the new interfaces exist.
2210 2011-07-13 Ian Lance Taylor <iant@google.com>
2212 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2214 * x86_64.cc (Target_x86_64::got_section): Likewise.
2215 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2216 (relro_now_test_SOURCES): New variable.
2217 (relro_now_test_DEPENDENCIES): New variable.
2218 (relro_now_test_LDFLAGS): New variable.
2219 (relro_now_test_LDADD): New variable.
2220 (relro_now_test.so): New target.
2221 * testsuite/Makefile.in: Rebuild.
2223 2011-07-12 Ian Lance Taylor <iant@google.com>
2226 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2227 GLOB_DAT relocation rather than a RELATIVE relocation for a
2228 protected symbol when creating a shared library.
2229 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2230 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2231 * testsuite/protected_main_1.cc (main): Test that protected
2232 function has same address.
2234 2011-07-11 Ian Lance Taylor <iant@google.com>
2237 * options.h (class General_options): Add -Bgroup.
2238 * options.cc (General_options::finalize): If -Bgroup is set,
2239 default to --unresolved-symbols=report-all.
2240 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2241 * target-reloc.h (issue_undefined_symbol_error): Handle
2242 --unresolved-symbols=report-all.
2244 2011-07-08 Ian Lance Taylor <iant@google.com>
2247 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2248 if linker script discards key sections.
2249 (Layout::create_dynamic_symtab): Likewise.
2250 (Layout::assign_local_dynsym_offsets): Likewise.
2251 (Layout::sized_create_version_sections): Likewise.
2252 (Layout::create_interp): Likewise.
2253 (Layout::finish_dynamic_section): Likewise.
2254 (Layout::set_dynamic_symbol_size): Likewise.
2256 2011-07-08 Ian Lance Taylor <iant@google.com>
2259 * options.h (class General_options): Add --unresolved-symbols.
2260 * target-reloc.h (issue_undefined_symbol_error): Check
2261 --unresolved-symbols. Add comments.
2263 2011-07-08 Ian Lance Taylor <iant@google.com>
2265 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2266 expression more complex.
2268 2011-07-08 Ian Lance Taylor <iant@google.com>
2271 * target-reloc.h (issue_undefined_symbol_error): New inline
2272 function, broken out of relocate_section.
2273 (relocate_section): Call issue_undefined_symbol_error.
2274 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2275 there is no TLS segment if we are about to issue an undefined
2277 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2279 2011-07-08 Ian Lance Taylor <iant@google.com>
2282 * resolve.cc (Symbol_table::should_override): Add fromtype
2283 parameter. Change all callers. Give error when linking together
2284 TLS and non-TLS symbol.
2285 (Symbol_table::should_override_with_special): Add fromtype
2286 parameter. Change all callers.
2287 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2288 there is no TLS segment if we have reported some errors.
2289 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2291 2011-07-08 Ian Lance Taylor <iant@google.com>
2294 * target.h (Target::plt_address_for_global): New function.
2295 (Target::plt_address_for_local): New function.
2296 (Target::plt_section_for_global): Remove.
2297 (Target::plt_section_for_local): Remove.
2298 (Target::do_plt_address_for_global): New virtual function.
2299 (Target::do_plt_address_for_local): New virtual function.
2300 (Target::do_plt_section_for_global): Remove.
2301 (Target::do_plt_section_for_local): Remove.
2302 (Target::register_global_plt_entry): Add Symbol_table and Layout
2304 * output.cc (Output_data_got::Got_entry::write): Use
2305 plt_address_for_global and plt_address_for_local.
2306 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2307 address of output section.
2308 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2309 got_irelative_, and irelative_count_ fields. Update
2311 (Output_data_plt_i386::has_irelative_section): New function.
2312 (Output_data_plt_i386::entry_count): Add irelative_count_.
2313 (Output_data_plt_i386::set_final_data_size): Likewise.
2314 (class Target_i386): Add got_irelative_ and rel_irelative_
2315 fields. Update declarations.
2316 (Target_i386::Target_i386): Initialize new fields.
2317 (Target_i386::do_plt_address_for_global): New function replacing
2318 do_plt_section_for_global.
2319 (Target_i386::do_plt_address_for_local): New function replacing
2320 do_plt_section_for_local.
2321 (Target_i386::got_section): Create got_irelative_.
2322 (Target_i386::rel_irelative_section): New function.
2323 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2324 fields. Don't define __rel_iplt_{start,end}.
2325 (Output_data_plt_i386::add_entry): Add symtab and layout
2326 parameters. Change all callers. Use different PLT and GOT for
2328 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2329 layout parameters. Change all callers. Use different PLT and
2331 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2332 (Output_data_plt_i386::rel_irelative): New function.
2333 (Output_data_plt_i386::address_for_global): New function.
2334 (Output_data_plt_i386::address_for_local): New function.
2335 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2336 IRELATIVE GOT when changing IFUNC GOT entries.
2337 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2339 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2340 if we didn't create an IRELATIVE GOT.
2341 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2342 plt_address_for_local.
2343 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2344 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2345 got_irelative_, and irelative_count_ fields. Update
2347 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2348 Initialize new fields. Remove symtab parameter. Change all
2350 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2352 (Output_data_plt_x86_64::has_irelative_section): New function.
2353 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2354 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2355 fields. Update declarations.
2356 (Target_x86_64::Target_x86_64): Initialize new fields.
2357 (Target_x86_64::do_plt_address_for_global): New function replacing
2358 do_plt_section_for_global.
2359 (Target_x86_64::do_plt_address_for_local): New function replacing
2360 do_plt_section_for_local.
2361 (Target_x86_64::got_section): Create got_irelative_.
2362 (Target_x86_64::rela_irelative_section): New function.
2363 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2364 all callers. Don't create __rel_iplt_{start,end}.
2365 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2366 parameters. Change all callers. Use different PLT and GOT for
2368 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2369 layout parameters. Change all callers. Use different PLT and
2371 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2372 parameters. Change all callers. Use different PLT and GOT for
2374 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2375 (Output_data_plt_x86_64::rela_irelative): New function.
2376 (Output_data_plt_x86_64::address_for_global): New function.
2377 (Output_data_plt_x86_64::address_for_local): New function.
2378 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2379 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2380 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2381 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2383 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2385 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2386 symbols if we didn't create an IRELATIVE GOT.
2387 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2388 plt_address_for_local.
2389 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2390 * testsuite/ifuncvar1.c: New test file.
2391 * testsuite/ifuncvar2.c: New test file.
2392 * testsuite/ifuncvar3.c: New test file.
2393 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2394 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2395 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2396 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2397 * testsuite/Makefile.in: Rebuild.
2399 2011-07-07 Cary Coutant <ccoutant@google.com>
2401 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2402 (two_file_test_1_ndebug.o): Likewise.
2403 (two_file_test_1b_ndebug.o): Likewise.
2404 (two_file_test_2_ndebug.o): Likewise.
2405 (two_file_test_main_ndebug.o): Likewise.
2406 (incremental_test_2): Link with no-debug versions.
2408 2011-07-06 Cary Coutant <ccoutant@google.com>
2410 * gold/incremental.cc
2411 (Output_section_incremental_inputs::write_info_blocks): Check for
2412 hidden and internal symbols.
2414 2011-07-06 Cary Coutant <ccoutant@google.com>
2416 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2417 Check disposition for startup file.
2418 (Incremental_inputs::report_command_line): Ignore
2419 --incremental-startup-unchanged option.
2420 * options.cc (General_options::parse_incremental_startup_unchanged):
2422 (General_options::General_options): Initialize new data member.
2423 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2424 (General_options): Add --incremental-startup-unchanged option.
2425 (General_options::incremental_startup_disposition): New function.
2426 (General_options::incremental_startup_disposition_): New data member.
2428 2011-07-06 Cary Coutant <ccoutant@google.com>
2430 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2431 input file index to Script_info ctor.
2432 (Sized_incremental_binary::do_file_has_changed): Find the
2433 command-line argument for files named in scripts.
2434 * incremental.h (Script_info::Script_info): New ctor
2435 with input file index.
2436 (Script_info::input_file_index): New function.
2437 (Script_info::input_file_index_): New data member.
2438 (Incremental_binary::get_library): Add const.
2439 (Incremental_binary::get_script_info): Add const.
2440 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2441 * testsuite/Makefile.am (incremental_test_5): New test case.
2442 (incremental_test_6): New test case.
2443 * testsuite/Makefile.in: Regenerate.
2445 2011-07-06 Cary Coutant <ccoutant@google.com>
2447 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2448 debug output when command lines differ.
2450 2011-07-06 Cary Coutant <ccoutant@google.com>
2452 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2453 --incremental-patch option.
2454 * layout.cc (Free_list::allocate): Extend allocation beyond original
2456 (Layout::make_output_section): Mark sections that should get
2458 * options.cc (parse_percent): New function.
2459 * options.h (parse_percent): New function.
2460 (DEFINE_percent): New macro.
2461 (General_options): Add --incremental-patch option.
2462 * output.cc (Output_section::Output_section): Initialize new data
2464 (Output_section::add_input_section): Print section name when out
2466 (Output_section::add_output_section_data): Likewise.
2467 (Output_section::set_final_data_size): Add patch space when
2468 doing --incremental-full.
2469 (Output_section::do_reset_address_and_file_offset): Remove patch
2471 (Output_segment::set_section_list_addresses): Print debug output
2472 only if --incremental-update.
2473 * output.h (Output_section::set_is_patch_space_allowed): New function.
2474 (Output_section::is_patch_space_allowed_): New data member.
2475 (Output_section::patch_space_): New data member.
2476 * parameters.cc (Parameters::incremental_full): New function.
2477 * parameters.h (Parameters::incremental_full): New function
2478 * testsuite/Makefile.am (incremental_test_2): Add test for
2479 --incremental-patch option.
2480 * testsuite/Makefile.in: Regenerate.
2481 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2482 (t18): Remove function body.
2484 2011-07-05 Doug Kwan <dougkwan@google.com>
2487 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2488 Arm_Address type for relocation result.
2489 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2491 (Arm_relocate_functions::abs32): Use unaligned access.
2492 (Arm_relocate_functions::rel32): Ditto.
2493 (Arm_relocate_functions::prel31): Ditto.
2494 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2495 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2496 static data relocations.
2497 * testsuite/Makefile.in: Regnerate.
2498 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2500 2011-07-05 Ian Lance Taylor <iant@google.com>
2503 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2504 symbols if necessary.
2505 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2507 2011-07-05 Ian Lance Taylor <iant@google.com>
2510 * resolve.cc (Symbol::override_base_with_special): Simply override
2511 version with special symbol version, ignoring previous version.
2513 2011-07-05 Ian Lance Taylor <iant@google.com>
2515 * object.cc (Sized_relobj_file::include_section_group): Add
2516 information to comment about signature location.
2518 2011-07-02 Ian Lance Taylor <iant@google.com>
2521 * options.h (class General_options): Add -f and -F.
2522 * options.cc (General_options::finalize): Fatal error if -f/-F
2523 are used without -shared.
2524 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2526 2011-07-02 Ian Lance Taylor <iant@google.com>
2528 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2530 2011-07-01 Ian Lance Taylor <iant@google.com>
2534 * resolve.cc (Symbol::override_base_with_special): Don't override
2535 the version if the overriding symbol has a different name.
2536 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2537 all callers. If we give an error about an undefined version,
2538 define the base version if necessary.
2539 * dynobj.h (class Versions): Update declaration.
2540 * testsuite/weak_alias_test_5.cc: New file.
2541 * testsuite/weak_alias_test.script: New file.
2542 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2543 and versioned_alias have the right value, and call t2.
2544 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2545 weak_alias_test_5.so.
2546 (weak_alias_test_LDADD): Likewise.
2547 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2548 * testsuite/Makefile.in: Rebuild.
2550 2011-07-01 Ian Lance Taylor <iant@google.com>
2553 * options.h (class General_options): Support -z notext.
2554 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2556 (two_file_shared_nonpic.so): Likewise.
2557 (two_file_shared_mixed.so): Likewise.
2558 (two_file_shared_mixed_1.so): Likewise.
2559 (weak_undef_lib_nonpic.so): Likewise.
2560 (alt/weak_undef_lib_nonpic.so): Likewise.
2561 (tls_test_shared_nonpic.so): Likewise.
2562 * testsuite/Makefile.in: Rebuild.
2564 2011-07-01 Ian Lance Taylor <iant@google.com>
2567 * configure.ac: Test whether static linking works, setting
2568 the automake conditional HAVE_STATIC.
2569 * testsuite/Makefile.am: Disable tests using -static if
2570 HAVE_STATIC is not true.
2571 * configure, testsuite/Makefile.in: Rebuild.
2573 2011-07-01 Ian Lance Taylor <iant@google.com>
2576 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2577 Assert if we see DW_EH_PE_indirect.
2578 * target.h (Target::ehframe_datarel_base): New function.
2579 (Target::do_ehframe_datarel_base): New target function.
2580 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2581 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2584 2011-07-01 Ian Lance Taylor <iant@google.com>
2587 * options.h (class General_options): Add
2588 --ld-generated-unwind-info.
2589 * ehframe.cc (Fde::write): Add address parameter. Change all
2590 callers. If associated with PLT, fill in address and size.
2591 (Cie::set_output_offset): Only add merge mapping if there is an
2593 (Cie::write): Add address parameter. Change all callers.
2594 (Eh_frame::add_ehframe_for_plt): New function.
2595 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2596 input_offset_ fields into union u_, with new plt field.
2597 (Fde::Fde): Adjust for new union field.
2598 (Fde::Fde) [Output_data version]: New constructor.
2599 (Fde::add_mapping): Only add merge mapping if there is an object.
2600 (class Cie): Update declarations.
2601 (class Eh_frame): Declare add_ehframe_for_plt.
2602 * layout.cc (Layout::layout_eh_frame): Break out code into
2603 make_eh_frame_section, and call it.
2604 (Layout::make_eh_frame_section): New function.
2605 (Layout::add_eh_frame_for_plt): New function.
2606 * layout.h (class Layout): Update declarations.
2607 * merge.cc (Merge_map::add_mapping): Add assertion.
2608 * i386.cc: Include "dwarf.h".
2609 (class Output_data_plt_i386): Make first_plt_entry,
2610 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2611 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2612 and plt_eh_frame_fde.
2613 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2614 boundary. Call add_eh_frame_for_plt if appropriate.
2615 * x86_64.cc: Include "dwarf.h".
2616 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2617 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2618 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2619 and plt_eh_frame_fde.
2620 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2623 2011-06-29 Ian Lance Taylor <iant@google.com>
2626 * object.cc (Sized_relobj_file::layout_section): Change shdr
2627 parameter to be const.
2628 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2630 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2631 appropriate. Call layout_eh_frame_section.
2632 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2634 * object.h (class Sized_relobj_file): Update declarations.
2636 2011-06-29 Ian Lance Taylor <iant@google.com>
2639 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2641 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2643 2011-06-29 Ian Lance Taylor <iant@google.com>
2646 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2648 * layout.cc (Layout::layout_eh_frame): Likewise.
2650 2011-06-29 Ian Lance Taylor <iant@google.com>
2653 * layout.cc (Layout::symtab_section_shndx): New function.
2654 * layout.h (class Layout): Declare symtab_section_shndx.
2655 * output.cc (Output_section::write_header): Call it.
2657 2011-06-29 Ian Lance Taylor <iant@google.com>
2660 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2661 symbols which are not used in a relocation.
2663 2011-06-28 Ian Lance Taylor <iant@google.com>
2666 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2667 script create indistinguishable segments.
2668 (Layout::set_segment_offsets): Use stable_sort when sorting
2669 segments. Pass this to Compare_segments constructor.
2670 * layout.h (class Layout): Make segment_precedes non-static.
2671 (class Compare_segments): Change from struct to class. Add
2672 layout_ field. Add constructor.
2673 * script-sections.cc
2674 (Script_sections::attach_sections_using_phdrs_clause): Rename
2675 local orphan to is_orphan. Don't report failure to put empty
2676 section in segment. On attachment failure, report name of
2677 section, and attach to first PT_LOAD segment.
2679 2011-06-28 Ian Lance Taylor <iant@google.com>
2682 * target-select.cc (Target_selector::Target_selector): Add
2683 emulation parameter. Change all callers.
2684 (select_target_by_bfd_name): Rename from select_target_by_name.
2686 (select_target_by_emulation): New function.
2687 (supported_emulation_names): New function.
2688 * target-select.h (class Target_selector): Add emulation_ field.
2689 Update declarations.
2690 (Target_selector::recognize_by_bfd_name): Rename from
2691 recognize_by_name. Change all callers.
2692 (Target_selector::supported_bfd_names): Rename from
2693 supported_names. Change all callers.
2694 (Target_selector::recognize_by_emulation): New function.
2695 (Target_selector::supported_emulations): New function.
2696 (Target_selector::emulation): New function.
2697 (Target_selector::do_recognize_by_bfd_name): Rename from
2698 do_recognize_by_name. Change all callers.
2699 (Target_selector::do_supported_bfd_names): Rename from
2700 do_supported_names. Change all callers.
2701 (Target_selector::do_recognize_by_emulation): New function.
2702 (Target_selector::do_supported_emulations): New function.
2703 (select_target_by_bfd_name): Change name in declaration.
2704 (select_target_by_emulation): Declare.
2705 (supported_emulation_names): Declare.
2706 * parameters.cc (parameters_force_valid_target): Try to find
2707 target based on emulation from -m option.
2708 * options.h (class General_options): Change doc string for -m.
2709 * options.cc (help): Print emulations.
2710 (General_options::parse_V): Likewise.
2711 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2712 Add emulation parameter. Change all callers.
2714 2011-06-28 Ian Lance Taylor <iant@google.com>
2716 * target.h (class Target): Add osabi_ field.
2717 (Target::osabi): New function.
2718 (Target::set_osabi): New function.
2719 (Target::Target): Initialize osabi_.
2720 (Target::do_adjust_elf_header): Make pure virtual.
2721 (Sized_target::do_adjust_elf_header): Declare.
2722 * target.cc (Sized_target::do_adjust_elf_header): New function.
2723 (class Sized_target): Instantiate all versions.
2724 * freebsd.h (class Target_freebsd): Remove.
2725 (Target_selector_freebsd::do_recognize): Call set_osabi on
2727 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2728 (Target_selector_freebsd::set_osabi): Remove.
2729 * i386.cc (class Target_i386): Inherit from Sized_target rather
2730 than Target_freebsd.
2731 * x86_64.cc (class Target_x86_64): Likewise.
2733 2011-06-28 Ian Lance Taylor <iant@google.com>
2735 * target.h (Target::can_check_for_function_pointers): Rewrite.
2737 (Target::can_icf_inline_merge_sections): Likewise.
2738 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2739 (Target::Target_info): Add can_icf_inline_merge_sections field.
2740 (Target::do_can_check_for_function_pointers): New virtual
2742 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2743 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2744 from can_check_for_function_pointers, move in file.
2745 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2746 section_may_have_icf_unsafe_poineters, move in file.
2747 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2748 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2749 Rename from can_check_for_function_pointers, move in file.
2750 (Target_i386::can_icf_inline_merge_sections): Remove.
2751 (Target_i386::i386_info): Initialize
2752 can_icf_inline_merge_sections.
2753 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2754 Initialize can_icf_inline_merge_sections.
2755 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2756 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2757 Rename from can_check_for_function_pointers, move in file.
2758 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2759 (Target_x86_64::x86_64_info): Initialize
2760 can_icf_inline_merge_sections.
2761 * testsuite/testfile.cc (Target_test::test_target_info):
2763 * icf.cc (get_section_contents): Correct formatting.
2765 2011-06-27 Ian Lance Taylor <iant@google.com>
2767 * symtab.cc (Symbol::versioned_name): New function.
2768 (Symbol_table::add_to_final_symtab): Use versioned_name when
2770 (Symbol_table::sized_write_symbol): Likewise.
2771 * symtab.h (class Symbol): Declare versioned_name.
2772 * stringpool.h (class Stringpool_template): Add variant of add
2773 which takes a std::basic_string.
2774 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2775 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2776 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2777 (ver_test_12.o): New target.
2778 * testsuite/Makefile.in: Rebuild.
2780 2011-06-27 Doug Kwan <dougkwan@google.com>
2782 * arm.cc (Arm_relocate_functions::thm_jump8,
2783 Arm_relocate_functions::thm_jump11): Use a wider signed
2784 type to compute offset.
2785 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2787 * testsuite/Makefile.in: Regenerate.
2788 * testsuite/arm_branch_in_range.sh: Check test results of
2789 arm_thm_jump11 and arm_thm_jump8.
2790 * testsuite/arm_thm_jump11.s: New test source file.
2791 * testsuite/arm_thm_jump11.t: New linker script.
2792 * testsuite/arm_thm_jump8.s: New test source file.
2793 * testsuite/arm_thm_jump8.t: New linker script.
2795 2011-06-24 Ian Lance Taylor <iant@google.com>
2797 * layout.cc: Include "object.h".
2798 (ctors_sections_in_init_array): New static variable.
2799 (Layout::is_ctors_in_init_array): New function.
2800 (Layout::layout): Add entry to ctors_sections_in_init_array if
2802 * layout.h (class Layout): Declare is_ctors_in_init_array.
2803 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2804 is_ctors_reverse_view is set.
2805 (Sized_relobj_file::write_sections): Add layout parameter. Change
2806 all callers. Set is_ctors_reverse_view field of View_size.
2807 (Sized_relobj_file::reverse_words): New function.
2808 * object.h (Sized_relobj_file::View_size): Add
2809 is_ctors_reverse_view field.
2810 (class Sized_relobj_file): Update declarations.
2811 * testsuite/initpri3.c: New test.
2812 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2814 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2815 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2816 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2817 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2818 * testsuite/Makefile.in: Rebuild.
2820 2011-06-24 Cary Coutant <ccoutant@google.com>
2822 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2823 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2824 (debug_msg_cdebug.err): New targets.
2825 * testsuite/Makefile.in: Regenerate.
2826 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2827 Fix checks for link with shared library.
2829 2011-06-24 Doug Kwan <dougkwan@google.com>
2831 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2832 skip empty text sections.
2833 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2835 2011-06-22 Ian Lance Taylor <iant@google.com>
2838 * options.h (class General_options): Add --ctors-in-init-array.
2839 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2840 friends as SHT_PROGBITS for merging sections.
2841 (Layout::layout): Remove special handling of .init_array and
2842 friends. Don't sort if doing relocatable link. Sort for .ctors
2843 and .dtors if ctors_in_init_array.
2844 (Layout::make_output_section): Force correct section types for
2845 .init_array and friends. Don't sort if doing relocatable link,
2846 Don't sort .ctors and .dtors if ctors_in_init_array.
2847 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2848 (Layout::output_section_name): Add relobj parameter. Change all
2849 callers. Handle .ctors. and .dtors. in code rather than table.
2850 Handle .ctors and .dtors if ctors_in_init_array.
2851 (Layout::match_file_name): New function, moved from output.cc.
2852 * layout.h (class Layout): Update declarations.
2853 * output.cc: Include "layout.h".
2854 (Input_section_sort_entry::get_priority): New function.
2855 (Input_section_sort_entry::match_file_name): Just call
2856 Layout::match_file_name.
2857 (Output_section::Input_section_sort_init_fini_compare::operator()):
2858 Handle .ctors and .dtors. Sort by explicit priority rather than
2860 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2861 * testsuite/initpri2.c: New test.
2862 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2863 (check_PROGRAMS): Add initpri2.
2864 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2865 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2866 * configure, testsuite/Makefile.in: Rebuild.
2868 2011-06-19 Ian Lance Taylor <iant@google.com>
2871 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2872 .interp section to a PT_INTERP segment even if we have seen a
2873 --dynamic-linker option. Don't do it if we have seen a PHDRS
2874 clause in a linker script.
2875 (Layout::finalize): Don't create a .interp section if we've
2876 already create a PT_INTERP segment.
2877 (Layout::create_interp): Always call choose_output_section (revert
2878 patch of 2011-06-17). Don't create PT_INTERP segment.
2879 * script-sections.cc
2880 (Script_sections::create_note_and_tls_segments): Add a .interp
2881 section to a PT_INTERP segment even if we have seen a
2882 --dynamic-linker option.
2884 2011-06-18 Ian Lance Taylor <iant@google.com>
2886 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2887 merely because a non-PT_LOAD segment has a dynamic reloc.
2889 2011-06-18 Ian Lance Taylor <iant@google.com>
2891 * layout.cc (Layout::finish_dynamic_section): Don't create
2892 DT_FLAGS entry if not needed.
2894 2011-06-18 Ian Lance Taylor <iant@google.com>
2897 * layout.cc (Layout::layout_eh_frame): Correct handling of
2898 writable .eh_frame section.
2900 2011-06-17 Ian Lance Taylor <iant@google.com>
2903 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2904 symbol is redefined with the exact same object and value.
2906 2011-06-17 Ian Lance Taylor <iant@google.com>
2909 * layout.h (class Layout): Add interp_segment_ field.
2910 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2911 (Layout::attach_allocated_section_to_segment): If making shared
2912 library, put .interp section in PT_INTERP segment.
2913 (Layout::finalize): Also call create_interp if -dynamic-linker
2915 (Layout::create_interp): Assert that there is no PT_INTERP
2916 segment. If not using a SECTIONS clause, use make_output_section.
2917 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2918 * script-sections.cc
2919 (Script_sections::create_note_and_tls_segments): If making shared
2920 library, put .interp section in PT_INTERP segment.
2922 2011-06-17 Ian Lance Taylor <iant@google.com>
2924 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2925 when making a shared library.
2927 2011-06-17 Ian Lance Taylor <iant@google.com>
2929 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2930 parameter. Change all callers. Don't issue warning about PC32
2931 against locally defined symbol.
2933 2011-06-16 Ian Lance Taylor <iant@google.com>
2935 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2936 occurs in same object.
2938 2011-06-14 Alan Modra <amodra@gmail.com>
2940 * po/POTFILES.in: Regenerate.
2942 2011-06-09 Ian Lance Taylor <iant@google.com>
2944 * script-sections.cc
2945 (Orphan_output_section::set_section_addresses): For a relocatable
2946 link set address to 0.
2948 2011-06-09 Cary Coutant <ccoutant@google.com>
2951 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2952 used with --compress-debug-sections.
2953 * gold/object.cc (Sized_relobj_file::do_layout): Report
2954 uncompressed size of compressed input sections.
2956 2011-06-08 Cary Coutant <ccoutant@google.com>
2959 * testsuite/two_file_test_2_v1.cc: Change initialization of
2960 v2 to keep it in .data.
2962 2011-06-07 Cary Coutant <ccoutant@google.com>
2964 * common.cc (Symbol_table::do_allocate_commons_list): Call
2966 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2967 (Errors::fallback): New function.
2968 (gold_fallback): New function.
2969 * errors.h (Errors::fallback): New function.
2970 * gold.cc (gold_exit): Change status parameter to enum; adjust
2972 (queue_initial_tasks): Call gold_fallback.
2973 * gold.h: Include cstdlib.
2974 (Exit_status): New enum type.
2975 (gold_exit): Change status parameter to enum.
2976 (gold_fallback): New function.
2977 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2978 (Layout::create_symtab_sections): Likewise.
2979 (Layout::create_shdrs): Likewise.
2980 * main.cc (main): Adjust call to gold_exit.
2981 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2982 (Output_data_got::add_got_entry_pair): Likewise.
2983 (Output_section::add_input_section): Likewise.
2984 (Output_section::add_output_section_data): Likewise.
2985 (Output_segment::set_section_list_addresses): Likewise.
2986 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2988 2011-06-07 Cary Coutant <ccoutant@google.com>
2990 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2991 for incremental links.
2992 * output.cc (Output_segment::set_section_list_addresses): Remove
2993 FIXME and test for TLS or BSS.
2995 2011-06-07 Cary Coutant <ccoutant@google.com>
2997 * testsuite/Makefile.am: Add incremental_copy_test,
2998 incremental_common_test_1.
2999 * testsuite/Makefile.in: Regenerate.
3000 * testsuite/common_test_1_v1.c: New source file.
3001 * testsuite/common_test_1_v2.c: New source file.
3002 * testsuite/copy_test_v1.cc: New source file.
3004 2011-06-07 Cary Coutant <ccoutant@google.com>
3006 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
3007 update, allocate common from bss section's free list.
3008 * incremental-dump.cc (dump_incremental_inputs): Print flag for
3009 linker-defined symbols.
3010 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
3011 Skip GOT and PLT entries that are no longer referenced.
3012 (Output_section_incremental_inputs::write_info_blocks): Mark
3013 linker-defined symbols.
3014 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
3015 * output.cc (Output_section::allocate): New function.
3016 * output.h (Output_section::allocate): New function.
3017 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
3018 linker-defined symbols.
3019 (Symbol::override_base_with_special): Copy is_predefined_ flag.
3020 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
3021 (Symbol::init_base_output_data): Likewise.
3022 (Symbol::init_base_output_segment): Likewise.
3023 (Symbol::init_base_constant): Likewise.
3024 (Sized_symbol::init_output_data): Likewise.
3025 (Sized_symbol::init_output_segment): Likewise.
3026 (Sized_symbol::init_constant): Likewise.
3027 (Symbol_table::do_define_in_output_data): Likewise.
3028 (Symbol_table::do_define_in_output_segment): Likewise.
3029 (Symbol_table::do_define_as_constant): Likewise.
3030 * symtab.h (Symbol::is_predefined): New function.
3031 (Symbol::init_base_output_data): Add is_predefined parameter.
3032 (Symbol::init_base_output_segment): Likewise.
3033 (Symbol::init_base_constant): Likewise.
3034 (Symbol::is_predefined_): New data member.
3035 (Sized_symbol::init_output_data): Add is_predefined parameter.
3036 (Sized_symbol::init_output_segment): Likewise.
3037 (Sized_symbol::init_constant): Likewise.
3038 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
3040 2011-06-07 Cary Coutant <ccoutant@google.com>
3042 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
3043 instead of emit_copy_reloc.
3044 (Copy_relocs::emit_copy_reloc): Refactor.
3045 (Copy_relocs::make_copy_reloc): New function.
3046 (Copy_relocs::add_copy_reloc): Remove.
3047 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
3049 (Copy_relocs::make_copy_reloc): New function.
3050 (Copy_relocs::add_copy_reloc): Remove.
3051 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
3052 unchanged input files.
3053 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3054 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3055 Reserve BSS space for COPY relocations.
3056 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3057 (Output_section_incremental_inputs::write_info_blocks): Record
3058 whether a symbol is copied from a shared object.
3059 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3060 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3061 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3062 (Incremental_input_entry_reader::get_output_symbol_index): Add
3064 (Incremental_binary::emit_copy_relocs): New function.
3065 (Incremental_binary::do_emit_copy_relocs): New function.
3066 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3068 (Sized_incremental_binary::add_copy_reloc): New function.
3069 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3070 (Sized_incremental_binary::Copy_reloc): New struct.
3071 (Sized_incremental_binary::Copy_relocs): New typedef.
3072 (Sized_incremental_binary::copy_relocs_): New data member.
3073 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3074 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3075 * target.h (Sized_target::emit_copy_reloc): New function.
3076 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3078 2011-06-02 Cary Coutant <ccoutant@google.com>
3081 * gold/archive.cc (Archive::Archive): Initialize new data member.
3082 (Archive::include_all_members): Return if archive has already been
3084 * gold/archive.h (Archive::include_all_members_): New data member.
3086 2011-06-02 Nick Clifton <nickc@redhat.com>
3088 * dynobj.h: Fix spelling mistake in comment.
3089 * output.cc: Likewise.
3091 2011-05-31 Doug Kwan <dougkwan@google.com>
3095 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3096 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3097 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3098 redundant arm_exidx_test.so.
3099 * testsuite/Makefile.in: Regenerate.
3100 (check_SCRIPTS): Add pr12826.sh
3101 (check_DATA): Add pr12826.stdout
3102 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3103 * testsuite/pr12826.sh: New file.
3104 * testsuite/pr12826_1.s: Ditto.
3105 * testsuite/pr12826_1.s: Ditto.
3107 2011-05-30 Ian Lance Taylor <iant@google.com>
3109 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3112 2011-05-29 Ian Lance Taylor <iant@google.com>
3115 * testsuite/Makefile.am: Use different file name for two_file_test
3116 temporary file for each incremental test.
3117 * testsuite/Makefile.in: Rebuild.
3119 2011-05-29 Ian Lance Taylor <iant@google.com>
3121 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3122 binary input file is empty.
3124 2011-05-27 Ian Lance Taylor <iant@google.com>
3126 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3127 (ver_test_9.so): Likewise.
3128 * testsuite/Makefile.in: Rebuild.
3130 2011-05-26 Cary Coutant <ccoutant@google.com>
3132 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3133 * incremental.cc (Incremental_inputs::report_input_section): Fix
3134 comment, indentation.
3135 (Incremental_inputs::report_comdat_group): New function.
3136 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3137 of data for incremental input file entry.
3138 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3139 group count, COMDAT group signatures.
3140 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3141 an unchanged input file.
3142 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3143 Initialize new data member.
3144 (Incremental_object_entry::add_comdat_group): New function.
3145 (Incremental_object_entry::get_comdat_group_count): New function.
3146 (Incremental_object_entry::get_comdat_signature_key): New function.
3147 (Incremental_object_entry::groups_): New data member.
3148 (Incremental_inputs::report_comdat_group): New function.
3149 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3150 data for incremental input file entry.
3151 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3152 (Incremental_input_entry_reader::get_input_section): Adjust size of
3153 data for incremental input file entry.
3154 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3155 (Incremental_input_entry_reader::get_comdat_group_signature): New
3157 * object.cc (Sized_relobj::include_section_group): Report kept
3158 COMDAT groups for incremental links.
3160 2011-05-24 David Meyer <pdox@google.com>
3162 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3163 with name parameter. Add found_name parameter.
3164 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3165 * dirsearch.h (class Dirsearch): Update declaration.
3167 2011-05-24 Ian Lance Taylor <iant@google.com>
3169 * archive.cc (Library_base::should_include_member): Pull in object
3170 from archive if it defines the entry symbol.
3171 * parameters.cc (Parameters::entry): New function.
3172 * parameters.h (class Parameters): Declare entry.
3173 * output.h (class Output_file_header): Remove entry_ field.
3174 * output.cc (Output_file_header::Output_file_header): Remove entry
3175 parameter. Change all callers.
3176 (Output_file_header::entry): Use parameters->entry.
3177 * gold.cc (queue_middle_tasks): Likewise.
3178 * plugin.cc (Plugin_hook::run): Likewise.
3180 2011-05-24 Cary Coutant <ccoutant@google.com>
3182 * gold.cc (queue_initial_tasks): Pass incremental base filename
3183 to Output_file::open_base_file; don't print error message.
3184 * incremental-dump.cc (main): Adjust call to
3185 Output_file::open_for_modification.
3186 * incremental-dump.cc (main): Likewise.
3187 * incremental.cc (Incremental_inputs::report_command_line):
3188 Ignore --incremental-base option when comparing command lines.
3189 Ignore parameter when given as separate argument.
3190 * options.h (class General_options): Add --incremental-base.
3191 * output.cc (Output_file::Output_file):
3192 (Output_file::open_base_file): Add base_name and writable parameters;
3193 read base file into new file; print error message here.
3194 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3196 * output.h (Output_file::open_for_modification): Rename to...
3197 (Output_file::open_base_file): ...this; add base_name and
3198 writable parameters; adjust all callers.
3199 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3201 * testsuite/Makefile.am (incremental_test_4): Test
3203 * testsuite/Makefile.in: Regenerate.
3205 2011-05-24 Cary Coutant <ccoutant@google.com>
3207 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3209 * testsuite/Makefile.in: Regenerate.
3210 * testsuite/two_file_test_1_v1.cc: New test source file.
3211 * testsuite/two_file_test_1b_v1.cc: New test source file.
3212 * testsuite/two_file_test_2_v1.cc: New test source file.
3214 2011-05-24 Cary Coutant <ccoutant@google.com>
3216 * dynobj.h (Dynobj::do_dynobj): New function.
3217 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3218 flag and soname for shared objects.
3219 * incremental.cc (Incremental_inputs::report_object): Make
3220 either Incremental_object_entry or Incremental_dynobj_entry; add
3221 soname to string table.
3222 (Incremental_inputs::report_input_section): Add assertion.
3223 (Output_section_incremental_inputs::set_final_data_size): Adjust
3224 type of input file entry for shared libraries; adjust size of
3225 shared library info entry.
3226 (Output_section_incremental_inputs::write_input_files): Write
3227 as_needed flag for shared libraries.
3228 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3229 of input file entry for shared libraries; write soname.
3230 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3231 soname from incremental info.
3232 * incremental.h (enum Incremental_input_flags): Add
3233 INCREMENTAL_INPUT_AS_NEEDED.
3234 (Incremental_input_entry::Incremental_input_entry): Initialize new
3236 (Incremental_input_entry::set_as_needed): New function.
3237 (Incremental_input_entry::as_needed): New function.
3238 (Incremental_input_entry::do_dynobj_entry): New function.
3239 (Incremental_input_entry::as_needed_): New data member.
3240 (Incremental_object_entry::Incremental_object_entry): Don't check
3242 (Incremental_object_entry::do_type): Likewise.
3243 (class Incremental_dynobj_entry): New class.
3244 (Incremental_input_entry_reader::as_needed): New function.
3245 (Incremental_input_entry_reader::get_soname): New function.
3246 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3247 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3248 size of shared library info entry.
3249 * layout.cc (Layout::finish_dynamic_section): Don't test for
3250 incremental link when adding DT_NEEDED entries.
3251 * object.h (Object::Object): Initialize new data member.
3252 (Object::dynobj): New function.
3253 (Object::set_as_needed): New function.
3254 (Object::as_needed): New function.
3255 (Object::do_dynobj): New function.
3256 (Object::as_needed_): New data member.
3258 2011-05-24 Cary Coutant <ccoutant@google.com>
3260 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3261 info; adjust display of GOT entries.
3262 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3263 vector of input objects; remove file_status_.
3264 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3265 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3266 got_plt reader; call target hooks to reserve GOT entries.
3267 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3268 of input file info header and GOT info entry.
3269 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3271 (Got_plt_view_info::got_descriptor): Remove.
3272 (Got_plt_view_info::sym_index): New data member.
3273 (Got_plt_view_info::input_index): New data member.
3274 (Local_got_offset_visitor::visit): Write input file index.
3275 (Global_got_offset_visitor::visit): Write 0 for input file index.
3276 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3277 with sym_index and input_index.
3278 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3279 incremental info GOT entry; replace got_descriptor with input_index.
3280 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3281 map from input file index to object.
3282 (Sized_relobj_incr::do_layout): Replace direct data member reference
3283 with accessor function.
3284 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3285 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3286 Adjust size of input file info header.
3287 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3288 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3289 (Incremental_input_entry_reader::get_input_section): Adjust size of
3290 input file info header.
3291 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3292 of incremental info GOT entry.
3293 (Incremental_got_plt_reader::get_got_desc): Remove.
3294 (Incremental_got_plt_reader::get_got_symndx): New function.
3295 (Incremental_got_plt_reader::get_got_input_index): New function.
3296 (Sized_incremental_binary::Sized_incremental_binary): Remove
3297 file_status_; add input_objects_.
3298 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3299 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3300 (Sized_incremental_binary::file_is_unchanged): Remove.
3301 (Sized_incremental_binary::set_input_object): New function.
3302 (Sized_incremental_binary::input_object): New function.
3303 (Sized_incremental_binary::file_status_): Remove.
3304 (Sized_incremental_binary::input_objects_): New data member.
3305 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3307 (Sized_relobj_incr::invalid_address): Move to base class.
3308 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3310 (Sized_relobj_incr::do_output_section_offset): Likewise.
3311 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3312 (Sized_relobj_incr::section_offsets_): Likewise.
3313 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3315 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3316 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3317 with accessor function.
3318 (Sized_relobj_file::do_layout): Likewise.
3319 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3320 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3321 (Sized_relobj_file::compute_final_local_value): Replace refs to
3322 section_offsets_ with accessor function.
3323 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3324 * object.h (Relobj::Relobj): Initialize new data members.
3325 (Relobj::add_dyn_reloc): New function.
3326 (Relobj::first_dyn_reloc): New function.
3327 (Relobj::dyn_reloc_count): New function.
3328 (Relobj::first_dyn_reloc_): New data member.
3329 (Relobj::dyn_reloc_count_): New data member.
3330 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3332 (Sized_relobj::Address): New typedef.
3333 (Sized_relobj::invalid_address): Move here from child class.
3334 (Sized_relobj::Sized_relobj): Initialize new data members.
3335 (Sized_relobj::sized_relobj): New function.
3336 (Sized_relobj::is_output_section_offset_invalid): Move here from
3338 (Sized_relobj::get_output_section_offset): Likewise.
3339 (Sized_relobj::local_has_got_offset): Likewise.
3340 (Sized_relobj::local_got_offset): Likewise.
3341 (Sized_relobj::set_local_got_offset): Likewise.
3342 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3343 (Sized_relobj::clear_got_offsets): New function.
3344 (Sized_relobj::section_offsets): Move here from child class.
3345 (Sized_relobj::do_output_section_offset): Likewise.
3346 (Sized_relobj::do_set_section_offset): Likewise.
3347 (Sized_relobj::Local_got_offsets): Likewise.
3348 (Sized_relobj::local_got_offsets_): Likewise.
3349 (Sized_relobj::section_offsets_): Likewise.
3350 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3352 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3354 (Sized_relobj_file::sized_relobj): New function
3355 (Sized_relobj_file::local_has_got_offset): Move to base class.
3356 (Sized_relobj_file::local_got_offset): Likewise.
3357 (Sized_relobj_file::set_local_got_offset): Likewise.
3358 (Sized_relobj_file::get_output_section_offset): Likewise.
3359 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3360 (Sized_relobj_file::do_output_section_offset): Likewise.
3361 (Sized_relobj_file::do_set_section_offset): Likewise.
3362 (Sized_relobj_file::Local_got_offsets): Likewise.
3363 (Sized_relobj_file::local_got_offsets_): Likewise.
3364 (Sized_relobj_file::section_offsets_): Likewise.
3365 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3367 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3368 (Output_reloc::get_symbol_index): Likewise.
3369 (Output_reloc::local_section_offset): Likewise.
3370 (Output_reloc::get_address): Likewise.
3371 (Output_reloc::symbol_value): Likewise.
3372 (Output_data_got::reserve_slot): Move to class definition.
3373 (Output_data_got::reserve_local): New function.
3374 (Output_data_got::reserve_slot_for_global): Remove.
3375 (Output_data_got::reserve_global): New function.
3376 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3377 (all constructors, two instantiations).
3378 (Output_reloc::get_relobj): New function (two instantiations).
3379 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3380 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3381 (Output_data_reloc::add_global): Adjust type of relobj.
3382 (Output_data_reloc::add_global_relative): Likewise.
3383 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3384 (Output_data_reloc::add_local): Likewise.
3385 (Output_data_reloc::add_local_relative): Likewise.
3386 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3387 (Output_data_reloc::add_local_section): Likewise.
3388 (Output_data_reloc::add_output_section): Likewise.
3389 (Output_data_reloc::add_absolute): Likewise.
3390 (Output_data_reloc::add_target_specific): Likewise.
3391 (Output_data_got::reserve_slot): Move definition here.
3392 (Output_data_got::reserve_local): New function.
3393 (Output_data_got::reserve_global): New function.
3394 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3395 section_offsets_ with accessor function.
3396 (Sized_relobj_file::write_sections): Likewise.
3397 (Sized_relobj_file::do_relocate_sections): Likewise.
3398 * target.h (Sized_target::reserve_local_got_entry): New function.
3399 (Sized_target::reserve_global_got_entry): New function.
3400 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3401 (Target_x86_64::reserve_global_got_entry): New function.
3402 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3404 2011-05-23 Cary Coutant <ccoutant@google.com>
3406 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3407 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3408 bit when checking got_type.
3409 * incremental.cc (Sized_incremental_binary::setup_readers):
3410 Store symbol table and string table locations; initialize bit vector
3411 of file status flags.
3412 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3414 (Sized_incremental_binary::do_process_got_plt): New function.
3415 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3416 (Output_section_incremental_inputs::set_final_data_size): Record
3417 file index for each input file.
3418 (Output_section_incremental_inputs::write_got_plt): Store file index
3419 instead of input entry offset for each GOT entry.
3421 (Incremental_input_entry::Incremental_input_entry): Initialize new
3423 (Incremental_input_entry::set_offset): Store file index.
3424 (Incremental_input_entry::get_file_index): New function.
3425 (Incremental_input_entry::file_index_): New data member.
3426 (Incremental_binary::process_got_plt): New function.
3427 (Incremental_binary::do_process_got_plt): New function.
3428 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3430 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3431 (Sized_incremental_binary::set_file_is_unchanged): New function.
3432 (Sized_incremental_binary::file_is_unchanged): New function.
3433 (Sized_incremental_binary::do_process_got_plt): New function.
3434 (Sized_incremental_binary::file_status_): New data member.
3435 (Sized_incremental_binary::main_symtab_loc_): New data member.
3436 (Sized_incremental_binary::main_strtab_loc_): New data member.
3437 * output.cc (Output_data_got::Got_entry::write): Add case
3439 (Output_data_got::add_global): Call add_got_entry.
3440 (Output_data_got::add_global_plt): Likewise.
3441 (Output_data_got::add_global_with_rel): Likewise.
3442 (Output_data_got::add_global_with_rela): Likewise.
3443 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3444 (Output_data_got::add_global_pair_with_rela): Likewise.
3445 (Output_data_got::add_local): Call add_got_entry.
3446 (Output_data_got::add_local_plt): Likewise.
3447 (Output_data_got::add_local_with_rel): Likewise.
3448 (Output_data_got::add_local_with_rela): Likewise.
3449 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3450 (Output_data_got::add_local_pair_with_rela): Likewise.
3451 (Output_data_got::reserve_slot): New function.
3452 (Output_data_got::reserve_slot_for_global): New function.
3453 (Output_data_got::add_got_entry): New function.
3454 (Output_data_got::add_got_entry_pair): New function.
3455 (Output_section::add_output_section_data): Edit FIXME.
3457 (Output_section_data_build::Output_section_data_build): New
3458 constructor with size parameter.
3459 (Output_data_space::Output_data_space): Likewise.
3460 (Output_data_got::Output_data_got): Initialize new data member; new
3461 constructor with size parameter.
3462 (Output_data_got::add_constant): Call add_got_entry.
3463 (Output_data_got::reserve_slot): New function.
3464 (Output_data_got::reserve_slot_for_global): New function.
3465 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3466 (Output_data_got::add_got_entry): New function.
3467 (Output_data_got::add_got_entry_pair): New function.
3468 (Output_data_got::free_list_): New data member.
3469 * target.h (Sized_target::init_got_plt_for_update): New function.
3470 (Sized_target::register_global_plt_entry): New function.
3471 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3472 Initialize new data member; call init; add constructor with PLT count.
3473 (Output_data_plt_x86_64::init): New function.
3474 (Output_data_plt_x86_64::add_relocation): New function.
3475 (Output_data_plt_x86_64::reserve_slot): New function.
3476 (Output_data_plt_x86_64::free_list_): New data member.
3477 (Target_x86_64::init_got_plt_for_update): New function.
3478 (Target_x86_64::register_global_plt_entry): New function.
3479 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3480 incremental updates.
3481 (Output_data_plt_x86_64::add_relocation): New function.
3482 * testsuite/object_unittest.cc (Object_test): Set default options.
3484 2011-05-16 Ian Lance Taylor <iant@google.com>
3486 * options.h (class General_options): Make -i a synonym for -r.
3488 2011-05-16 Ian Lance Taylor <iant@google.com>
3490 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3492 2011-05-10 Cary Coutant <ccoutant@google.com>
3494 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3497 2011-05-06 Ian Lance Taylor <iant@google.com>
3499 * layout.cc (Layout::layout): If the output section flags change,
3500 update the ordering.
3502 2011-04-25 Cary Coutant <ccoutant@google.com>
3504 * incremental-dump.cc (dump_incremental_inputs): Print local
3505 symbol info for each input file.
3507 (Output_section_incremental_inputs::set_final_data_size): Add local
3508 symbol info to input file entries in incremental info.
3509 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3510 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3511 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3512 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3514 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3515 (Sized_incr_relobj::do_relocate): Write the local symbols.
3516 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3517 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3518 Adjust size of input file header.
3519 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3520 (Incremental_inputs_reader::get_local_symbol_count): New function.
3521 (Incremental_inputs_reader::get_input_section): Adjust size of input
3523 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3524 (Sized_incr_relobj::This): New typedef.
3525 (Sized_incr_relobj::sym_size): New const data member.
3526 (Sized_incr_relobj::Local_symbol): New struct.
3527 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3528 (Sized_incr_relobj::do_local_symbol_offset): New function.
3529 (Sized_incr_relobj::local_symbol_count_): New data member.
3530 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3531 (Sized_incr_relobj::local_symbol_index_): New data member.
3532 (Sized_incr_relobj::local_symbol_offset_): New data member.
3533 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3534 (Sized_incr_relobj::local_symbols_): New data member.
3535 * object.h (Relobj::output_local_symbol_count): New function.
3536 (Relobj::local_symbol_offset): New function.
3537 (Relobj::do_output_local_symbol_count): New function.
3538 (Relobj::do_local_symbol_offset): New function.
3539 (Sized_relobj::do_output_local_symbol_count): New function.
3540 (Sized_relobj::do_local_symbol_offset): New function.
3542 2011-04-22 Vladimir Simonov <sv@sw.ru>
3544 * descriptors.cc (set_close_on_exec): New function.
3545 (Descriptors::open): Use set_close_on_exec.
3546 * output.cc (S_ISLNK): Define if not defined.
3548 2011-04-22 Cary Coutant <ccoutant@google.com>
3550 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3552 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3553 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3554 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3556 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3557 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3558 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3560 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3562 (Incremental_binary::apply_incremental_relocs): New function.
3563 (Incremental_binary::do_apply_incremental_relocs): New function.
3564 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3566 (Sized_incremental_binary::add_global_symbol): New function.
3567 (Sized_incremental_binary::global_symbol): New function.
3568 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3569 (Sized_incremental_binary::symbol_map_): New data member.
3570 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3571 * target.h (Sized_target::apply_relocation): New function.
3572 * target-reloc.h (apply_relocation): New function.
3573 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3575 2011-04-22 Doug Kwan <dougkwan@google.com>
3577 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3578 flag of a SHT_ARM_EXIDX section.
3579 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3580 * testsuite/Makefile.in: Regenerate.
3581 * testsuite/arm_exidx_test.s: New file.
3582 * testsuite/arm_exidx_test.sh: Same.
3584 2011-04-20 Cary Coutant <ccoutant@google.com>
3587 * archive.h (Incremental_archive_entry::Archive_member):
3588 Initialize arg_serial_ (second constructor).
3590 2011-04-17 Ian Lance Taylor <iant@google.com>
3592 * object.cc (Relocate_info::location): Simplify location string.
3593 * errors.cc (Errors::error_at_location): Don't print program
3595 (Errors::warning_at_location): Likewise.
3596 (Errors::undefined_symbol): Likewise.
3597 * testsuite/debug_msg.sh: Update accordingly.
3599 2011-04-14 Cary Coutant <ccoutant@google.com>
3601 * gold/layout.cc (Layout::symtab_section_offset): New function.
3602 * gold/layout.h (Layout::symtab_section_offset): New function.
3603 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3605 2011-04-12 Ian Lance Taylor <iant@google.com>
3607 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3608 with MREMAP_MAYMOVE.
3609 * output.h (class Output_file): Add map_is_allocated_ field.
3610 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3611 not available, provide stubs. If mremap is not available, #define
3613 (MREMAP_MAYMOVE): Define if not defined.
3614 (Output_file::Output_file): Initialize map_is_allocated_.
3615 (Output_file::resize): Check map_is_allocated_.
3616 (Output_file::map_anonymous): If mmap fails, use malloc.
3617 (Output_file::unmap): Don't do anything for an anonymous map.
3618 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3619 is not available, provide stubs.
3620 (File_read::View::~View): Use free rather than delete[].
3621 (File_read::make_view): Use malloc rather than new[]. If mmap
3623 (File_read::find_or_make_view): Use malloc rather than new[].
3624 * gold.h: Remove HAVE_REMAP code.
3625 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3626 exists. Rename mremap to gold_mremap. If mmap is not available
3628 * configure, config.in: Rebuild.
3630 2011-04-11 Ian Lance Taylor <iant@google.com>
3632 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3633 initialize local variable v.
3635 2011-04-11 Cary Coutant <ccoutant@google.com>
3637 * archive.cc (Archive::include_member): Adjust call to
3639 (Add_archive_symbols::run): Track argument serial numbers.
3640 (Lib_group::include_member): Likewise.
3641 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3642 * archive.h (Incremental_archive_entry::Archive_member):
3643 Initialize arg_serial_.
3644 (Archive_member::arg_serial_): New data member.
3645 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3646 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3648 (Sized_dynobj::do_for_all_local_got_entries): New function.
3649 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3651 * fileread.cc (get_mtime): New function.
3652 * fileread.h (get_mtime): New function.
3653 * gold.cc (queue_initial_tasks): Check for incremental update.
3654 (process_incremental_input): New function.
3655 (queue_middle_tasks): Don't force valid target for incremental
3657 * incremental-dump.cc (find_input_containing_global): Adjust
3658 size of symbol info entry.
3659 (dump_incremental_inputs): Dump argument serial number and
3660 in_system_directory flag; bias shndx by 1; print symbol names
3661 when dumping per-file symbol lists; use new symbol info readers.
3663 (Output_section_incremental_inputs:update_data_size): New function.
3664 (Sized_incremental_binary::setup_readers): Setup input readers
3665 for each input file; build maps for files added from libraries
3667 (Sized_incremental_binary::check_input_args): New function.
3668 (Sized_incremental_binary::do_check_inputs): Build map of argument
3669 serial numbers to input arguments.
3670 (Sized_incremental_binary::do_file_has_changed): Rename
3671 do_file_is_unchanged to this; compare file modification times.
3672 (Sized_incremental_binary::do_init_layout): New function.
3673 (Sized_incremental_binary::do_reserve_layout): New function.
3674 (Sized_incremental_binary::do_get_input_reader): Remove.
3675 (Sized_incremental_binary::get_symtab_view): New function.
3676 (Incremental_checker::can_incrementally_link_output_file): Remove.
3677 (Incremental_inputs::report_command_line): Exclude --debug options.
3678 (Incremental_inputs::report_archive_begin): Add parameter; track
3679 argument serial numbers; don't put input file entry for archive
3680 before archive members.
3681 (Incremental_inputs::report_archive_end): Put input file entry
3682 for archive after archive members.
3683 (Incremental_inputs::report_object): Add parameter; track argument
3684 serial numbers and in_system_directory flag.
3685 (Incremental_inputs::report_script): Add parameter; track argument
3687 (Output_section_incremental_inputs::set_final_data_size): Adjust
3688 size of symbol info entry; check for forwarding symbols.
3689 (Output_section_incremental_inputs::write_input_files): Write
3690 in_system_directory flag and argument serial number.
3691 (Output_section_incremental_inputs::write_info_blocks): Map section
3692 indices between incremental info and original input file; store
3693 input section index for each symbol.
3694 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3695 change operator() to visit().
3696 (class Global_got_offset_visitor): Likewise.
3697 (class Global_symbol_visitor_got_plt):
3698 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3700 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3701 (Sized_incr_relobj::do_read_symbols): New function.
3702 (Sized_incr_relobj::do_layout): New function.
3703 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3704 (Sized_incr_relobj::do_add_symbols): New function.
3705 (Sized_incr_relobj::do_should_include_member): New function.
3706 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3707 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3708 (Sized_incr_relobj::do_section_size): New function.
3709 (Sized_incr_relobj::do_section_name): New function.
3710 (Sized_incr_relobj::do_section_contents): New function.
3711 (Sized_incr_relobj::do_section_flags): New function.
3712 (Sized_incr_relobj::do_section_entsize): New function.
3713 (Sized_incr_relobj::do_section_address): New function.
3714 (Sized_incr_relobj::do_section_type): New function.
3715 (Sized_incr_relobj::do_section_link): New function.
3716 (Sized_incr_relobj::do_section_info): New function.
3717 (Sized_incr_relobj::do_section_addralign): New function.
3718 (Sized_incr_relobj::do_initialize_xindex): New function.
3719 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3720 (Sized_incr_relobj::do_read_relocs): New function.
3721 (Sized_incr_relobj::do_gc_process_relocs): New function.
3722 (Sized_incr_relobj::do_scan_relocs): New function.
3723 (Sized_incr_relobj::do_count_local_symbols): New function.
3724 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3725 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3726 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3727 (Sized_incr_relobj::do_relocate): New function.
3728 (Sized_incr_relobj::do_set_section_offset): New function.
3729 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3730 (Sized_incr_dynobj::do_read_symbols): New function.
3731 (Sized_incr_dynobj::do_layout): New function.
3732 (Sized_incr_dynobj::do_add_symbols): New function.
3733 (Sized_incr_dynobj::do_should_include_member): New function.
3734 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3735 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3736 (Sized_incr_dynobj::do_section_size): New function.
3737 (Sized_incr_dynobj::do_section_name): New function.
3738 (Sized_incr_dynobj::do_section_contents): New function.
3739 (Sized_incr_dynobj::do_section_flags): New function.
3740 (Sized_incr_dynobj::do_section_entsize): New function.
3741 (Sized_incr_dynobj::do_section_address): New function.
3742 (Sized_incr_dynobj::do_section_type): New function.
3743 (Sized_incr_dynobj::do_section_link): New function.
3744 (Sized_incr_dynobj::do_section_info): New function.
3745 (Sized_incr_dynobj::do_section_addralign): New function.
3746 (Sized_incr_dynobj::do_initialize_xindex): New function.
3747 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3748 (make_sized_incremental_object): New function.
3749 (Incremental_library::copy_unused_symbols): New function.
3750 (Incremental_library::do_for_all_unused_symbols): New function.
3751 * incremental.h (enum Incremental_input_flags): New type.
3752 (class Incremental_checker): Remove.
3753 (Incremental_input_entry::Incremental_input_entry): Add argument
3755 (Incremental_input_entry::arg_serial): New function.
3756 (Incremental_input_entry::set_is_in_system_directory): New function.
3757 (Incremental_input_entry::is_in_system_directory): New function.
3758 (Incremental_input_entry::arg_serial_): New data member.
3759 (Incremental_input_entry::is_in_system_directory_): New data member.
3760 (class Script_info): Move here from script.h.
3761 (Script_info::Script_info): Add filename parameter.
3762 (Script_info::filename): New function.
3763 (Script_info::filename_): New data member.
3764 (Incremental_script_entry::Incremental_script_entry): Add argument
3766 (Incremental_object_entry::Incremental_object_entry): Likewise.
3767 (Incremental_object_entry::add_input_section): Build list of input
3768 sections with map to original shndx.
3769 (Incremental_object_entry::get_input_section_index): New function.
3770 (Incremental_object_entry::shndx_): New data member.
3771 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3772 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3773 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3775 (Incremental_inputs::report_archive_begin): Likewise.
3776 (Incremental_inputs::report_object): Likewise.
3777 (Incremental_inputs::report_script): Likewise.
3778 (class Incremental_global_symbol_reader): New class.
3779 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3780 and store flags and input file type.
3781 (Incremental_input_entry_reader::arg_serial): New function.
3782 (Incremental_input_entry_reader::type): Extract type from flags.
3783 (Incremental_input_entry_reader::is_in_system_directory): New function.
3784 (Incremental_input_entry_reader::get_input_section_count): Call
3785 accessor function for type.
3786 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3787 function for type; adjust size of global symbol entry.
3788 (Incremental_input_entry_reader::get_global_symbol_count): Call
3789 accessor function for type.
3790 (Incremental_input_entry_reader::get_object_count): Likewise.
3791 (Incremental_input_entry_reader::get_object_offset): Likewise.
3792 (Incremental_input_entry_reader::get_member_count): Likewise.
3793 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3794 (Incremental_input_entry_reader::get_member_offset): Likewise.
3795 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3796 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3797 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3798 (Incremental_input_entry_reader::get_global_symbol_reader): New
3800 (Incremental_input_entry_reader::get_output_symbol_index): New
3802 (Incremental_input_entry_reader::type_): Remove.
3803 (Incremental_input_entry_reader::flags_): New data member.
3804 (Incremental_inputs_reader::input_file_offset): New function.
3805 (Incremental_inputs_reader::input_file_index): New function.
3806 (Incremental_inputs_reader::input_file): Call input_file_offset.
3807 (Incremental_inputs_reader::input_file_at_offset): New function.
3808 (Incremental_relocs_reader::get_r_type): Reformat.
3809 (Incremental_relocs_reader::get_r_shndx): Reformat.
3810 (Incremental_relocs_reader::get_r_offset): Reformat.
3811 (Incremental_relocs_reader::data): New function.
3812 (Incremental_binary::Incremental_binary): Initialize new data members.
3813 (Incremental_binary::check_inputs): Add cmdline parameter.
3814 (Incremental_binary::file_is_unchanged): Remove.
3815 (Input_reader::arg_serial): New function.
3816 (Input_reader::get_unused_symbol_count): New function.
3817 (Input_reader::get_unused_symbol): New function.
3818 (Input_reader::do_arg_serial): New function.
3819 (Input_reader::do_get_unused_symbol_count): New function.
3820 (Input_reader::do_get_unused_symbol): New function.
3821 (Incremental_binary::input_file_count): New function.
3822 (Incremental_binary::get_input_reader): Change signature to use
3823 index instead of filename.
3824 (Incremental_binary::file_has_changed): New function.
3825 (Incremental_binary::get_input_argument): New function.
3826 (Incremental_binary::get_library): New function.
3827 (Incremental_binary::get_script_info): New function.
3828 (Incremental_binary::init_layout): New function.
3829 (Incremental_binary::reserve_layout): New function.
3830 (Incremental_binary::output_file): New function.
3831 (Incremental_binary::do_check_inputs): New function.
3832 (Incremental_binary::do_file_is_unchanged): Remove.
3833 (Incremental_binary::do_file_has_changed): New function.
3834 (Incremental_binary::do_init_layout): New function.
3835 (Incremental_binary::do_reserve_layout): New function.
3836 (Incremental_binary::do_input_file_count): New function.
3837 (Incremental_binary::do_get_input_reader): Change signature.
3838 (Incremental_binary::input_args_map_): New data member.
3839 (Incremental_binary::library_map_): New data member.
3840 (Incremental_binary::script_map_): New data member.
3841 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3843 (Sized_incremental_binary::output_section): New function.
3844 (Sized_incremental_binary::inputs_reader): Add const.
3845 (Sized_incremental_binary::symtab_reader): Add const.
3846 (Sized_incremental_binary::relocs_reader): Add const.
3847 (Sized_incremental_binary::got_plt_reader): Add const.
3848 (Sized_incremental_binary::get_symtab_view): New function.
3849 (Sized_incremental_binary::Inputs_reader): New typedef.
3850 (Sized_incremental_binary::Input_entry_reader): New typedef.
3851 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3852 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3853 (Sized_incremental_binary::do_file_has_changed): New function.
3854 (Sized_incremental_binary::do_init_layout): New function.
3855 (Sized_incremental_binary::do_reserve_layout): New function.
3856 (Sized_input_reader::Inputs_reader): Remove.
3857 (Sized_input_reader::Input_entry_reader): Remove.
3858 (Sized_input_reader::do_arg_serial): New function.
3859 (Sized_input_reader::do_get_unused_symbol_count): New function.
3860 (Sized_input_reader::do_get_unused_symbol): New function.
3861 (Sized_incremental_binary::do_input_file_count): New function.
3862 (Sized_incremental_binary::do_get_input_reader): Change signature;
3863 use index instead of filename.
3864 (Sized_incremental_binary::section_map_): New data member.
3865 (Sized_incremental_binary::input_entry_readers_): New data member.
3866 (class Sized_incr_relobj): New class.
3867 (class Sized_incr_dynobj): New class.
3868 (make_sized_incremental_object): New function.
3869 (class Incremental_library): New class.
3870 * layout.cc (Free_list::num_lists): New static data member.
3871 (Free_list::num_nodes): New static data member.
3872 (Free_list::num_removes): New static data member.
3873 (Free_list::num_remove_visits): New static data member.
3874 (Free_list::num_allocates): New static data member.
3875 (Free_list::num_allocate_visits): New static data member.
3876 (Free_list::init): New function.
3877 (Free_list::remove): New function.
3878 (Free_list::allocate): New function.
3879 (Free_list::dump): New function.
3880 (Free_list::print_stats): New function.
3881 (Layout_task_runner::run): Resize output file for incremental updates.
3882 (Layout::Layout): Initialize new data members.
3883 (Layout::set_incremental_base): New function.
3884 (Layout::init_fixed_output_section): New function.
3885 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3886 incremental updates.
3887 (Layout::create_gold_note): Do not create gold note section for
3888 incremental updates.
3889 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3890 for incremental updates.
3891 (Layout::set_section_offsets): For incremental updates, allocate space
3893 (Layout::create_symtab_sections): Layout with offsets relative to
3894 start of section; for incremental updates, allocate space from free
3896 (Layout::create_shdrs): For incremental updates, allocate space from
3898 (Layout::finish_dynamic_section): For incremental updates, do not
3899 check --as-needed (fixed in subsequent patch).
3900 * layout.h (class Free_list): New class.
3901 (Layout::set_incremental_base): New function.
3902 (Layout::incremental_base): New function.
3903 (Layout::init_fixed_output_section): New function.
3904 (Layout::allocate): New function.
3905 (Layout::incremental_base_): New data member.
3906 (Layout::free_list_): New data member.
3907 * main.cc (main): Print Free_list statistics.
3908 * object.cc (Relobj::finalize_incremental_relocs): Add
3909 clear_counts parameter; clear counts only when clear_counts is set.
3910 (Sized_relobj::Sized_relobj): Initialize new base class.
3911 (Sized_relobj::do_layout): Don't report special sections.
3912 (Sized_relobj::do_for_all_local_got_entries): New function.
3913 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3914 symtab_off to all symbol table offsets.
3915 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3916 * object.h (class Got_offset_list): Move to top of file.
3917 (Object::Object): Allow case where input_file == NULL.
3918 (Object::~Object): Likewise.
3919 (Object::input_file): Assert that input_file != NULL.
3920 (Object::lock): Allow case where input_file == NULL.
3921 (Object::unlock): Likewise.
3922 (Object::is_locked): Likewise.
3923 (Object::token): Likewise.
3924 (Object::release): Likewise.
3925 (Object::is_incremental): New function.
3926 (Object::get_mtime): New function.
3927 (Object::for_all_local_got_entries): New function.
3928 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3929 (Object::set_is_in_system_directory): New function.
3930 (Object::is_in_system_directory): New function.
3931 (Object::do_is_incremental): New function.
3932 (Object::do_get_mtime): New function.
3933 (Object::do_for_all_local_got_entries): New function.
3934 (Object::is_in_system_directory_): New data member.
3935 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3936 (class Sized_relobj_base): New class.
3937 (class Sized_relobj): Derive from Sized_relobj_base.
3938 (class Sized_relobj::Symbols): Redeclare from base class.
3939 (class Sized_relobj::local_got_offset_list): Remove.
3940 (class Sized_relobj::Output_sections): Redeclare from base class.
3941 (class Sized_relobj::do_for_all_local_got_entries): New function.
3942 (class Sized_relobj::write_local_symbols): Add offset parameter.
3943 (class Sized_relobj::local_symbol_offset_): Update comment.
3944 (class Sized_relobj::local_dynsym_offset_): Update comment.
3945 * options.cc (Input_arguments::add_file): Remove const.
3946 * options.h (Input_file_argument::Input_file_argument):
3947 Initialize arg_serial_ (all constructors).
3948 (Input_file_argument::set_arg_serial): New function.
3949 (Input_file_argument::arg_serial): New function.
3950 (Input_file_argument::arg_serial_): New data member.
3951 (Input_arguments::Input_arguments): Initialize file_count_.
3952 (Input_arguments::add_file): Remove const.
3953 (Input_arguments::number_of_input_files): New function.
3954 (Input_arguments::file_count_): New data member.
3955 (Command_line::number_of_input_files): Call
3956 Input_arguments::number_of_input_files.
3957 * output.cc (Output_segment_headers::Output_segment_headers):
3959 (Output_section::Input_section::current_data_size): New function.
3960 (Output_section::Output_section): Initialize new data members.
3961 (Output_section::add_input_section): Don't do merge sections for
3962 an incremental link; allocate space from free list for an
3964 (Output_section::add_output_section_data): Allocate space from
3965 free list for an incremental update.
3966 (Output_section::update_data_size): New function.
3967 (Output_section::set_fixed_layout): New function.
3968 (Output_section::reserve): New function.
3969 (Output_segment::set_section_addresses): Remove const.
3970 (Output_segment::set_section_list_addresses): Remove const; allocate
3971 space from free list for an incremental update.
3972 (Output_segment::set_offset): Adjust size of RELRO segment for an
3974 * output.h (Output_data::current_data_size): Move here from
3976 (Output_data::pre_finalize_data_size): New function.
3977 (Output_data::update_data_size): New function.
3978 (Output_section_headers::update_data_size): new function.
3979 (Output_section_data_build::current_data_size): Move to Output_data.
3980 (Output_data_strtab::update_data_size): New function.
3981 (Output_section::current_data_size): Move to Output_data.
3982 (Output_section::set_fixed_layout): New function.
3983 (Output_section::has_fixed_layout): New function.
3984 (Output_section::reserve): New function.
3985 (Output_section::update_data_size): New function.
3986 (Output_section::has_fixed_layout_): New data member.
3987 (Output_section::free_list_): New data member.
3988 (Output_segment::set_section_addresses): Remove const.
3989 (Output_segment::set_section_list_addresses): Remove const.
3990 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3992 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3994 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3995 parameter when calling Add_symbols constructor; store argument
3996 serial number for members of a lib group.
3997 (Add_symbols::locks): Allow case where token == NULL.
3998 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3999 (Read_member::~Read_member): New function.
4000 (Read_member::is_runnable): New function.
4001 (Read_member::locks): New function.
4002 (Read_member::run): New function.
4003 (Check_script::~Check_script): New function.
4004 (Check_script::is_runnable): New function.
4005 (Check_script::locks): New function.
4006 (Check_script::run): New function.
4007 (Check_library::~Check_library): New function.
4008 (Check_library::is_runnable): New function.
4009 (Check_library::locks): New function.
4010 (Check_library::run): New function.
4011 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
4012 (Add_symbols::library_): New data member.
4013 (class Read_member): New class.
4014 (class Check_script): New class.
4015 (class Check_library): New class.
4016 * reloc.cc (Read_relocs::is_runnable): Allow case where
4018 (Read_relocs::locks): Likewise.
4019 (Scan_relocs::locks): Likewise.
4020 (Relocate_task::locks): Likewise.
4021 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
4023 (Sized_relobj::incremental_relocs_scan): Fix comment.
4024 (Sized_relobj::do_relocate): Pass output file offset to
4025 write_local_symbols.
4026 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
4027 from class declaration.
4028 * script.cc (read_input_script): Allocate Script_info; pass
4029 argument serial number to report_script.
4030 * script.h (class Script_info): Move to incremental.h.
4031 * symtab.cc (Symbol_table::add_from_incrobj): New function.
4032 * symtab.h (Symbol_table::add_from_incrobj): New function.
4033 (Symbol_table::set_file_offset): New function.
4035 2011-04-05 Cary Coutant <ccoutant@google.com>
4037 * incremental-dump.cc (dump_incremental_inputs): Change signature
4038 to take a Sized_incremental_binary; change caller. Use readers
4039 in Sized_incremental_binary.
4041 (Sized_incremental_binary::find_incremental_inputs_sections):
4042 Rename do_find_incremental_inputs_sections to this.
4043 (Sized_incremental_binary::setup_readers): New function.
4044 (Sized_incremental_binary::do_check_inputs): Check
4045 has_incremental_info_ flag; move setup code to setup_readers;
4047 (Sized_incremental_binary::do_file_is_unchanged): New function.
4048 (Sized_incremental_binary::do_get_input_reader): New function.
4049 * incremental.h (class Incremental_binary): Move to end of file.
4050 (Incremental_binary::file_is_unchanged): New function.
4051 (Incremental_binary::do_file_is_unchanged): New function.
4052 (Incremental_binary::Input_reader): New class.
4053 (Incremental_binary::get_input_reader): New function.
4054 (class Sized_incremental_binary): Move to end of file.
4055 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4056 input section reader classes.
4057 (Sized_incremental_binary::has_incremental_info): New function.
4058 (Sized_incremental_binary::inputs_reader): New function.
4059 (Sized_incremental_binary::symtab_reader): New function.
4060 (Sized_incremental_binary::relocs_reader): New function.
4061 (Sized_incremental_binary::got_plt_reader): New function.
4062 (Sized_incremental_binary::do_file_is_unchanged): New function.
4063 (Sized_incremental_binary::Sized_input_reader): New class.
4064 (Sized_incremental_binary::get_input_reader): New function.
4065 (Sized_incremental_binary::find_incremental_inputs_sections):
4066 Rename do_find_incremental_inputs_sections to this.
4067 (Sized_incremental_binary::setup_readers): New function.
4068 (Sized_incremental_binary::has_incremental_info_): New data member.
4069 (Sized_incremental_binary::inputs_reader_): New data member.
4070 (Sized_incremental_binary::symtab_reader_): New data member.
4071 (Sized_incremental_binary::relocs_reader_): New data member.
4072 (Sized_incremental_binary::got_plt_reader_): New data member.
4073 (Sized_incremental_binary::current_input_file_): New data member.
4075 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4078 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4081 2011-03-30 Cary Coutant <ccoutant@google.com>
4083 * archive.cc (Archive::include_member): Adjust call to report_object.
4084 (Add_archive_symbols::run): Add script_info to call to
4085 report_archive_begin.
4086 (Lib_group::include_member): Adjust call to report_object.
4087 (Add_lib_group_symbols::run): Adjust call to report_object.
4088 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4089 blocks. Add object count for script input files.
4090 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4091 script_info parameter; change all callers.
4092 (Incremental_inputs::report_object): Add script_info parameter;
4094 (Incremental_inputs::report_script): Store backpointer to
4095 incremental info entry.
4096 (Output_section_incremental_inputs::set_final_data_size): Record
4097 additional information for scripts.
4098 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4099 * incremental.h (Incremental_script_entry::add_object): New function.
4100 (Incremental_script_entry::get_object_count): New function.
4101 (Incremental_script_entry::get_object): New function.
4102 (Incremental_script_entry::objects_): New data member; adjust
4104 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4105 (Incremental_inputs::report_object): Add script_info parameter.
4106 (Incremental_inputs_reader::get_object_count): New function.
4107 (Incremental_inputs_reader::get_object_offset): New function.
4108 * options.cc (Input_arguments::add_file): Return reference to
4110 * options.h (Input_argument::set_script_info): New function.
4111 (Input_argument::script_info): New function.
4112 (Input_argument::script_info_): New data member; adjust all
4114 (Input_file_group::add_file): Return reference to new input argument.
4115 (Input_file_lib::add_file): Likewise.
4116 (Input_arguments::add_file): Likewise.
4117 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4118 * script.cc (Parser_closure::Parser_closure): Add script_info
4119 parameter; adjust all callers.
4120 (Parser_closure::script_info): New function.
4121 (Parser_closure::script_info_): New data member.
4122 (read_input_script): Report scripts earlier to incremental info.
4123 (script_add_file): Set script_info in Input_argument.
4124 (script_add_library): Likewise.
4125 * script.h (Script_options::Script_info): Rewrite class.
4127 2011-03-29 Cary Coutant <ccoutant@google.com>
4129 * archive.cc (Library_base::should_include_member): Move
4130 method here from class Archive.
4131 (Archive::Archive): Initialize base class.
4132 (Archive::should_include_member): Move to base class.
4133 (Archive::do_for_all_unused_symbols): New function.
4134 (Add_archive_symbols::run): Remove redundant access to
4136 (Lib_group::Lib_group): Initialize base class.
4137 (Lib_group::do_filename): New function.
4138 (Lib_group::include_member): Pass pointer to Lib_group to
4140 (Lib_group::do_for_all_unused_symbols): New function.
4141 (Add_lib_group_symbols::run): Report archive information for
4143 * archive.h (class Library_base): New base class.
4144 (class Archive): Derive from Library_base.
4145 (Archive::filename): Move to base class.
4146 (Archive::set_incremental_info): Likewise.
4147 (Archive::incremental_info): Likewise.
4148 (Archive::Should_include): Likewise.
4149 (Archive::should_include_member): Likewise.
4150 (Archive::Armap_entry): Remove.
4151 (Archive::Unused_symbol_iterator): Remove.
4152 (Archive::unused_symbols_begin): Remove.
4153 (Archive::unused_symbols_end): Remove.
4154 (Archive::do_filename): New function.
4155 (Archive::do_get_mtime): New function.
4156 (Archive::do_for_all_unused_symbols): New function.
4157 (Archive::task_): Move to base class.
4158 (Archive::incremental_info_): Likewise.
4159 (class Lib_group): Derive from Library_base.
4160 (Lib_group::do_filename): New function.
4161 (Lib_group::do_get_mtime): New function.
4162 (Lib_group::do_for_all_unused_symbols): New function.
4163 (Lib_group::task_): Move to base class.
4164 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4166 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4168 * incremental.cc (Incremental_inputs::report_archive_begin):
4169 Use Library_base; call library's get_mtime; add incremental inputs
4170 entry before members.
4171 (class Unused_symbol_visitor): New class.
4172 (Incremental_inputs::report_archive_end): Use Library_base; use
4173 visitor class to record unused symbols; don't add incremental inputs
4174 entry after members.
4175 (Incremental_inputs::report_object): Use Library_base.
4177 (Incremental_archive_entry::Incremental_archive_entry): Remove
4178 unused Archive parameter.
4179 (Incremental_inputs::report_archive_begin): Use Library_base.
4180 (Incremental_inputs::report_archive_end): Likewise.
4181 (Incremental_inputs::report_object): Likewise.
4182 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4184 * object.h (Object::for_all_global_symbols): New function.
4185 (Object::do_for_all_global_symbols): New function.
4186 (Sized_relobj::do_for_all_global_symbols): New function.
4187 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4189 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4192 2011-03-27 Ian Lance Taylor <iant@google.com>
4194 * archive.cc (Archive::interpret_header): Return -1 if something
4195 goes wrong. Change callers accordingly.
4197 2011-03-25 Cary Coutant <ccoutant@google.com>
4199 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4200 * testsuite/Makefile.in: Regenerate.
4202 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4204 * plugin.cc (get_view): New.
4205 (Plugin::load): Pass get_view to the plugin.
4206 (Plugin_manager::get_view): New.
4208 2011-03-21 Ian Lance Taylor <iant@google.com>
4210 * testsuite/final_layout.sh: Rewrite to not use dc.
4211 * testsuite/relro_test.sh: Fail if dc is not present.
4213 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4215 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4217 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4218 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4220 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4221 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4223 2011-03-14 Ian Lance Taylor <iant@google.com>
4225 * script-sections.cc (Sort_output_sections::script_compare):
4226 Rename from is_before, change return type.
4227 (Sort_output_sections::operator()): Adjust accordingly.
4229 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4232 * testsuite/odr_violation2.cc: Add comment to make all error line
4233 numbers double digits.
4234 * testsuite/debug_msg.sh: Adjust expected errors.
4236 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4238 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4239 but mark earlier ones as non-canonical
4240 (offset_to_iterator): Update search target and example
4241 (do_addr2line): Return extra lines in a vector*
4242 (format_file_lineno): Extract from do_addr2line
4243 (one_addr2line): Add vector* out-param
4244 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4245 when a lineno entry appeared last for its instruction
4246 (Dwarf_line_info): Add vector* out-param
4247 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4248 * symtab.cc (Odr_violation_compare): Include the lineno in the
4250 (linenos_from_loc): New. Combine the canonical line for an
4251 address with its other lines.
4252 (True_if_intersect): New. Helper functor to make
4253 std::set_intersection a query.
4254 (detect_odr_violations): Compare sets of lines instead of just
4255 one line for each function. This became less deterministic, but
4256 has fewer false positives.
4257 * symtab.h: Declarations.
4258 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4259 mix an optimized and non-optimized object in the same binary
4260 (odr_violation2.so): Same.
4261 * testsuite/Makefile.in: Regenerate from Makefile.am.
4262 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4263 * testsuite/debug_msg.sh: Update line numbers and add
4265 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4266 non-optimized context.
4267 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4268 isn't inlined, and use OdrDerived in an optimized context.
4269 * testsuite/odr_header1.h: Defines OdrDerived, where
4270 optimization will change the
4271 first-instruction-in-the-destructor's file and line number.
4272 * testsuite/odr_header2.h: Defines OdrBase.
4274 2011-03-09 Ian Lance Taylor <iant@google.com>
4276 * fileread.cc (File_read::clear_views): Don't delete the whole
4279 2011-03-08 Ian Lance Taylor <iant@google.com>
4282 * fileread.cc: #include <climits>.
4283 (GOLD_IOV_MAX): Define.
4284 (File_read::read_multiple): Limit number of entries by iov_max.
4285 * fileread.h (class File_read): Always set max_readv_entries to
4288 2011-03-07 Ian Lance Taylor <iant@google.com>
4291 * options.h (class General_options): Add -dy and -dn.
4293 2011-03-02 Cary Coutant <ccoutant@google.com>
4295 * testsuite/script_test_9.t: Add TLS segment.
4297 2011-03-02 Simon Baldwin <simonb@google.com>
4299 * configure.ac: Add check for gnu_indirect_function support in
4300 the toolchain building binutils.
4301 * configure: Rebuild.
4303 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4305 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4306 plugin only symbols.
4307 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4308 in plugin files as not needed in the symbol table.
4310 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4312 * output.cc (Output_section::add_input_section): Delay fill
4313 generation for section ordering.
4315 2011-02-09 Ian Lance Taylor <iant@google.com>
4318 * object.h (class Sized_relobj): Remove clear_local_symbols.
4319 * reloc.cc (Sized_relobj::do_relocate): Don't call
4320 clear_local_symbols.
4322 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4324 * plugin.cc (is_visible_from_outside): Return true for symbols
4327 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4329 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4332 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4334 * icf.h (is_section_foldable_candidate): Change type of parameter
4336 * icf.cc (Icf::find_identical_sections): Change type of local variable
4337 section_name to be std::string.
4338 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4340 2011-01-25 Ian Lance Taylor <iant@google.com>
4342 * script.cc (script_add_extern): Rewrite to use
4343 add_symbol_reference.
4345 2011-01-25 Doug Kwan <dougkwan@google.com>
4347 * icf.cc (get_section_contents): Always lock section's object.
4349 2011-01-24 Ian Lance Taylor <iant@google.com>
4351 * options.h (class General_options): Accept
4352 --no-detect-odr-violations.
4354 2011-01-24 Ian Lance Taylor <iant@google.com>
4356 * version.cc (version_string): Bump to 1.11.
4358 2011-01-24 Ian Lance Taylor <iant@google.com>
4360 * plugin.cc (class Plugin_rescan): Define new class.
4361 (Plugin_manager::claim_file): Set any_claimed_.
4362 (Plugin_manager::save_archive): New function.
4363 (Plugin_manager::save_input_group): New function.
4364 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4366 (Plugin_manager::new_undefined_symbol): New function.
4367 (Plugin_manager::rescan): New function.
4368 (Plugin_manager::rescannable_defines): New function.
4369 (Plugin_manager::add_input_file): Set any_added_.
4370 * plugin.h (class Plugin_manager): define new fields rescannable_,
4371 undefined_symbols_, any_claimed_, and any_added_. Declare
4372 Plugin_rescan as friend. Declare new functions.
4373 (Plugin_manager::Rescannable): Define type.
4374 (Plugin_manager::Rescannable_list): Define type.
4375 (Plugin_manager::Undefined_symbol_list): Define type.
4376 (Plugin_manager::Plugin_manager): Initialize new fields.
4377 * archive.cc (Archive::defines_symbol): New function.
4378 (Add_archive_symbols::run): Pass archive to plugins if any.
4379 * archive.h (class Archive): Declare defines_symbol.
4380 * readsyms.cc (Input_group::~Input_group): New function.
4381 (Finish_group::run): Pass input_group to plugins if any.
4382 * readsyms.h (class Input_group): Declare destructor.
4383 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4386 2011-01-10 Ian Lance Taylor <iant@google.com>
4388 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4390 (Layout::set_segment_offsets): Reset increase_relro before calling
4391 set_section_addresses a second time.
4393 2011-01-04 Cary Coutant <ccoutant@google.com>
4395 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4396 sections before NOBITS sections.
4398 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4400 * version.cc (print_version): Update copyright to 2011.
4402 2010-12-23 Cary Coutant <ccoutant@google.com>
4404 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4405 of OS to this->add. Add OD parameter to second form of the function.
4407 2010-12-20 Ian Lance Taylor <iant@google.com>
4409 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4410 second of two consecutive entries with same offset.
4412 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4414 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4415 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4416 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4417 to avoid unneeded links against $(LDADD).
4418 * testsuite/Makefile.in: Regenerate.
4420 2010-12-15 Ian Lance Taylor <iant@google.com>
4423 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4424 for R_X86_64_32 and R_X86_64_PC32.
4425 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4426 ver_matching_def_pic.o.
4427 (ver_matching_def_pic.o): New target.
4429 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4431 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4432 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4433 Move definition before File_read::View member definitions.
4434 (File_read::View::~View): Initialize and hold lock before
4435 updating current_mapped_bytes.
4437 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4439 * dwarf_reader.cc: Remove outdated comment.
4440 * gold-threads.cc: Fix typo in error message.
4441 * archive.cc: Fix typos in comments.
4442 * archive.h: Likewise.
4443 * arm-reloc-property.cc: Likewise.
4444 * arm-reloc-property.h: Likewise.
4445 * arm-reloc.def: Likewise.
4447 * attributes.h: Likewise.
4448 * cref.cc: Likewise.
4449 * ehframe.cc: Likewise.
4450 * fileread.h: Likewise.
4452 * i386.cc: Likewise.
4454 * incremental.h: Likewise.
4455 * int_encoding.cc: Likewise.
4456 * layout.h: Likewise.
4457 * main.cc: Likewise.
4458 * merge.h: Likewise.
4459 * object.cc: Likewise.
4460 * object.h: Likewise.
4461 * options.cc: Likewise.
4462 * readsyms.cc: Likewise.
4463 * reduced_debug_output.cc: Likewise.
4464 * reloc.cc: Likewise.
4465 * script-sections.cc: Likewise.
4466 * sparc.cc: Likewise.
4467 * symtab.h: Likewise.
4468 * target-reloc.h: Likewise.
4469 * target.cc: Likewise.
4470 * target.h: Likewise.
4471 * timer.cc: Likewise.
4472 * timer.h: Likewise.
4473 * x86_64.cc: Likewise.
4475 2010-12-09 Cary Coutant <ccoutant@google.com>
4477 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4479 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4480 parameter; change all callers.
4481 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4482 * options.h (warn_execstack): New option.
4484 2010-12-07 Doug Kwan <dougkwan@google.com>
4486 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4487 like function call relocations.
4489 2010-12-07 Ian Lance Taylor <iant@google.com>
4491 * archive.cc (Archive::get_elf_object_for_member): Permit
4492 punconfigured to be NULL.
4493 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4494 (Archive::include_member): Pass NULL to get_elf_object_for_member
4495 if we searched for the archive and this is the first included
4498 2010-12-01 Ian Lance Taylor <iant@google.com>
4500 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4501 track_relocs_type_ field.
4502 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4503 Set track_relocs_type_.
4504 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4505 contents when using RELA relocs.
4506 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4508 * reloc.cc (Track_relocs::next_addend): New function.
4509 * reloc.h (class Track_relocs): Declare next_addend.
4511 2010-12-01 Ian Lance Taylor <iant@google.com>
4513 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4516 2010-12-01 Ian Lance Taylor <iant@google.com>
4518 * README: Update compilers known to work and fail.
4520 2010-11-23 Matthias Klose <doko@ubuntu.com>
4522 * configure.in: For --enable-gold, handle value `default' instead of
4523 `both*'. Always install ld as ld.bfd, install as ld if gold is
4525 * configure: Regenerate.
4527 2010-11-18 Doug Kwan <dougkwan@google.com>
4529 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4530 and right_alignment to be zero. Store result alignment only if it is
4531 greater than existing alignment.
4533 2010-11-16 Cary Coutant <ccoutant@google.com>
4536 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4537 Check for ".zdebug_line".
4539 2010-11-16 Doug Kwan <dougkwan@google.com>
4540 Cary Coutant <ccoutant@google.com>
4542 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4543 by reference; adjust all callers.
4544 * output.cc (Output_segment::set_section_addresses): Adjust references
4545 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4547 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4548 end at page boundary.
4550 2010-11-16 Cary Coutant <ccoutant@google.com>
4553 * layout.cc (Layout::choose_output_section): Transform names of
4554 compressed sections even when using a script with a SECTIONS clause.
4555 (Layout::output_section_name): Remove code to transform
4556 compressed debug section names.
4557 * output.cc (Output_section::add_input_section): Use uncompressed
4558 section size when tracking input sections.
4560 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4562 * symtab.h (Symbol::NON_PIC_REF): Remove.
4563 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4564 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4565 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4566 (Symbol::use_plt_offset): Take a flags argument and pass it
4567 directly to needs_dynamic_reloc. Restrict check for undefined
4568 weak symbols to function calls.
4569 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4570 (Target_arm::Scan::global): Use it.
4571 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4572 (Target_arm::Relocate::relocate): Likewise.
4573 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4574 parameter with an r_type parameter. Use get_reference_flags
4576 (Target_arm::Relocate::relocate): Update accordingly.
4577 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4578 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4579 (Target_i386::Scan::global): Likewise.
4580 (Target_i386::Relocate::relocate): Likewise.
4581 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4582 parameter with an r_type parameter. Use get_reference_flags
4584 (Target_i386::Relocate::relocate): Update accordingly.
4585 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4586 (Target_powerpc::Scan::global): Use it.
4587 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4588 (Target_powerpc::Relocate::relocate): Likewise.
4589 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4590 (Target_sparc::Scan::global): Use it.
4591 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4592 (Target_sparc::Relocate::relocate): Likewise.
4593 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4594 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4595 (Target_x86_64::Scan::global): Likewise.
4596 (Target_x86_64::Relocate::relocate): Likewise.
4598 2010-11-08 Doug Kwan <dougkwan@google.com>
4599 Cary Coutant <ccoutant@google.com>
4601 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4602 (Arm_exidx_merge_section::section_contents_): New data member.
4603 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4604 (Arm_input_section::~Arm_input_section): De-allocate memory.
4605 (Arm_input_section::original_contents_): New data member.
4606 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4607 in parameters instead of calling Object::section_contents without
4609 (Arm_output_section::group_section): New parameter TASK. Pass it
4610 to callees that need locking objects.
4611 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4612 to lock EXIDX input sections. Fix a formatting issue. Call
4613 Arm_exidx_merged_section::build_contents to create merged section
4615 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4616 to lock object of stub table owner.
4617 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4618 TEXT_SIZE to initialize data member TEXT_SIZE_.
4619 (Arm_exidx_input_section::addralign): Fix typo in comment.
4620 (Arm_exidx_input_section::text_size): New method.
4621 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4622 that require locking objects. Lock objects before scanning for stubs
4623 and updating local symbols.
4624 (Arm_input_section<big_endian>::init): Copy contents of original
4626 (Arm_input_section<big_endian>::do_write): Use saved contents of
4627 original input section instead of calling Object::section_contents
4629 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4630 size without calling Object::section_size().
4631 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4632 for size. Allocate a buffer for merged EXIDX entries.
4633 (Arm_exidx_merged_section::build_contents): New method.
4634 (Arm_exidx_merged_section::do_write): Move merge section contents
4635 building code to Arm_exidx_merged_section::build_contetns. Write
4636 out contetns in buffer instead of building it on the fly.
4637 (Arm_relobj::make_exidx_input_section): Also pass text section size
4638 to Arm_exidx_input_section constructor.
4639 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4640 (Arm_dynobj::do_read_symbols): Fix memory leak.
4641 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4642 * target.h: (class Task): Add forward declaration.
4643 (Target::relax): Add new parameter TASK and pass it to
4645 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4647 2010-11-05 Cary Coutant <ccoutant@google.com>
4650 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4651 object when reading from the file.
4652 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4654 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4655 when reading section contents.
4656 (get_section_contents): Likewise.
4657 (icf::find_identical_sections): Likewise.
4658 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4659 object when reading from the file.
4660 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4661 the object when doing deferred section layout.
4663 2010-11-03 Nick Clifton <nickc@redhat.com>
4666 * script.h (class Symbol_assignment: name): New member. Returns
4667 the name of the symbol.
4668 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4669 Returns true if the given symbol name is on the list of
4670 assignments wating to be processed.
4671 * archive.cc (should_incldue_member): If the symbol is undefined,
4672 check to see if it is on the list of symbols pending assignment.
4674 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4676 * script-sections.cc (Script_sections::find_memory_region): Check
4677 for a NULL output section pointer.
4679 2010-10-29 Doug Kwan <dougkwan@google.com>
4681 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4682 Output_section::add_relaxed_input_section.
4683 * output.cc (Output_section::add_relaxed_input_section): Add new
4684 arguments LAYOUT and NAME. Set section order index.
4685 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4686 Copy section order index.
4687 * output.h (Output_section::add_relaxed_input_section): Add new
4688 arguments LAYOUT and NAME.
4690 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4692 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4693 NATIVE_OR_CROSS_LINKER.
4694 * testsuite/Makefile.in: Regenerate.
4696 2010-10-20 Doug Kwan <dougkwan@google.com>
4698 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4699 without SHF_LINK_ORDER flags.
4700 * layout.cc (Layout::choose_output_section): Do not filter
4701 SHF_LINK_ORDER flag in a relocatable link.
4703 2010-10-17 Cary Coutant <ccoutant@google.com>
4705 * output.h (Output_segment::set_section_addresses): Change function
4706 signature. Update all callers.
4707 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4709 (Output_segment::set_section_addresses): Align after last TLS
4710 section. Add padding before last relro section instead of after.
4712 2010-10-17 Doug Kwan <dougkwan@google.com>
4714 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4715 GOT output section to be writable.
4717 2010-10-14 Cary Coutant <ccoutant@google.com>
4719 * debug.h (DEBUG_INCREMENTAL): New flag.
4720 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4721 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4723 * incremental.cc (report_command_line): Ignore all forms of
4725 * layout.cc (Layout::Layout): Check parameters for incremental link
4727 * options.cc (General_options::parse_incremental): New function.
4728 (General_options::parse_no_incremental): New function.
4729 (General_options::parse_incremental_full): New function.
4730 (General_options::parse_incremental_update): New function.
4731 (General_options::incremental_mode_): New data member.
4732 (General_options::finalize): Check incremental_mode_.
4733 * options.h (General_options): Update help text for --incremental.
4734 Add --no-incremental, --incremental-full, --incremental-update.
4735 (General_options::Incremental_mode): New enum type.
4736 (General_options::incremental_mode): New function.
4737 (General_options::incremental_mode_): New data member.
4738 * parameters.cc (Parameters::incremental_mode_): New data member.
4739 (Parameters::set_options): Set incremental_mode_.
4740 (Parameters::set_incremental_full): New function.
4741 (Parameters::incremental): New function.
4742 (Parameters::incremental_update): New function.
4743 (set_parameters_incremental_full): New function.
4744 * parameters.h (Parameters::set_incremental_full): New function.
4745 (Parameters::incremental): New function.
4746 (Parameters::incremental_update): New function.
4747 (Parameters::incremental_mode_): New data member.
4748 (set_parameters_incremental_full): New function.
4749 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4750 incremental link mode.
4751 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4752 (Sized_relobj::do_relocate_sections): Likewise.
4753 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4755 * testsuite/Makefile.in: Regenerate.
4756 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4758 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4760 * script-sections.h (class Script_sections): Make
4761 Sections_elements typedef public.
4762 * script-sections.cc (class Sort_output_sections): Add elements_
4763 field. Add constructor which sets it; change all callers.
4764 (Sort_output_sections::is_before): New function.
4765 (Sort_output_sections::operator()): Call is_before.
4766 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4768 * testsuite/script_test_10.sh: New test. Test script section
4770 * testsuite/script_test_10.t: Likewise.
4771 * testsuite/script_test_10.s: Likewise.
4772 * testsuite/Makefile.am: Wrap the cross linker tests and the
4773 common tests into NATIVE_OR_CROSS_LINKER.
4774 (check_SCRIPTS): Add script_test_10.sh.
4775 (check_DATA): Add script_test_10.stdout.
4776 (script_test_10.o, script_test_10): New targets.
4777 (script_test_10.stdout): New target.
4778 * configure, testsuite/Makefile.in: Regenerate.
4780 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4782 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4783 error for the deprecated relocations.
4784 (Target_arm::Scan::global): Likewise.
4785 (Target_arm::Relocate::relocate): Likewise.
4787 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4789 * fileread.cc (Input_file::find_file): Initialize *found_name
4790 and *namep when using the fallback search for case 4.
4792 2010-10-11 Cary Coutant <ccoutant@google.com>
4794 * options.h (class General_options): Redefine -z lazy as an alias for
4795 the negation of -z now.
4797 2010-10-11 Ian Lance Taylor <iant@google.com>
4799 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4802 2010-10-06 Nick Clifton <nickc@redhat.com>
4804 * script-sections.cc(class Memory_region): Remove
4805 current_lma_offset_ field. Rename current_vma_offset_ to
4806 current_offset_. Add last_section_ field.
4807 (Memory_region::get_current_vma_address): Rename to
4808 get_current_address.
4809 (Memory_region::get_current_lma_address): Delete.
4810 (Memory_region::increment_vma_offset): Rename to
4812 (Memory_region::increment_lma_offset): Delete.
4813 (Memory_region::attributes_compatible): New method. Returns
4814 true if the provided section is compatible with the region.
4815 (Memory_region::get_last_section): New method. Returns the last
4816 section to use the region.
4817 (Memory_region::set_last_section): New method. Stores the last
4818 section to use the region.
4819 (Script_sections::block_in_region): New method. Returns true if
4820 a block of memory is contained within a region.
4821 (Script_sections::find_memory_region): New method. Locates a
4822 memory region to be used to set a VMA or LMA address.
4823 (Output_section_definition::set_section_addresses): Add code to
4824 check for addresses set by memory regions.
4825 (Output_segment::set_section_addresses): Remove memory region
4827 (Script_sections::create_segment): Add a warning if a header
4828 segment is created outside of any region.
4829 * script-sections.h (class Script_sections): Add prototypes for
4830 find_memory_region and block_in_region methods.
4831 * testsuite/memory_test.s: Use .long instead of .word.
4832 * testsuite/memory_test.t: Add some more output sections.
4833 * testsuite/memory_test.sh: Update expected output.
4835 2010-10-02 Doug Kwan <dougkwan@google.com>
4837 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4838 defintion to symtab.h
4839 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4840 declaration to defintion.
4842 2010-10-01 Nick Clifton <nickc@redhat.com>
4844 * expression.cc (eval): Replace dummy argument with NULL.
4845 (eval_maybe_dot): Check for a NULL result section pointer.
4846 (Symbol_expression::value): Likewise.
4847 (Dot_expression::value): Likewise.
4848 (BINARY_EXPRESSION): Likewise.
4849 (Max_expression::value): Likewise.
4850 (Min_expression::value): Likewise.
4851 (Absolute_expression::value): Likewise.
4852 (Addr_expression::value_from_output_section): Likewise.
4853 (Loaddddr_expression::value_from_output_section): Likewise.
4854 (Segment_start_expression::value): Likewise.
4855 * script-sections.cc
4856 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4858 (Sections_elememt_dot_assignment::set_section_addresses):
4860 (Output_data_expression::do_write_to_buffer): Likewise.
4861 (Output_section_definition::finalize_symbols): Likewise.
4862 (Output_section_definition::set_section_addresses): Likewise.
4864 2010-09-30 Doug Kwan <dougkwan@google.com>
4866 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4868 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4870 * target.h (Target::can_icf_inline_merge_sections): New virtual
4872 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4874 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4876 * icf.cc (get_section_contents): Inline merge sections only when
4879 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4881 * configure: Regenerate.
4883 2010-09-17 Ian Lance Taylor <iant@google.com>
4885 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4886 * testsuite/Makefile.am (memory_test.o): New target.
4887 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4889 * testsuite/Makefile.in: Rebuild.
4891 2010-09-17 Doug Kwan <dougkwan@google.com>
4893 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4894 defintion if relocation uses GOT entries of the symbol.
4895 * testsuite/icf_safe_test.sh: Fix test.
4896 * testsuite/icf_safe_so_test.sh: Fix test.
4898 2010-09-16 Cary Coutant <ccoutant@google.com>
4900 * script_sections.cc (class Memory_region): Remove "NULL" from
4901 vector initializations.
4903 2010-09-15 Cary Coutant <ccoutant@google.com>
4905 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4906 Resolve forwarding symbols.
4908 2010-09-15 Doug Kwan <dougkwan@google.com>
4910 * gold/testsuite/script_test_3.t: Add ARM special sections.
4911 * gold/testsuite/script_test_4.t: Same.
4912 * gold/testsuite/script_test_5.t: Same.
4913 * gold/testsuite/script_test_6.t: Same.
4914 * gold/testsuite/script_test_7.t: Same.
4915 * gold/testsuite/script_test_7.t: Same.
4916 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4918 2010-09-14 Cary Coutant <ccoutant@google.com>
4920 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4921 (Target_x86_64::Relocate::relocate_tls): Replace check for
4922 saw_tls_block_reloc_ with test for executable section.
4924 2010-09-12 Cary Coutant <ccoutant@google.com>
4926 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4927 position-independent executables to shared libraries need dynamic
4929 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4930 position-independent executables.
4931 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4932 * testsuite/Makefile.in: Regenerate.
4934 2010-09-10 Nick Clifton <nickc@redhat.com>
4937 * testsuite/memory_test.t: Discard any sections that are not
4940 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4943 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4944 "This::" to work around a bug in gcc 4.2.
4946 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4948 2010-09-09 Rafael Espindola <espindola@google.com>
4950 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4951 sections with different PF_X flags in the same segment.
4952 (Layout::find_first_load_seg): Search all segments to find the first
4954 * options.h (rosegment): New.
4956 2010-09-08 Rafael Espindola <espindola@google.com>
4958 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4960 2010-09-08 Doug Kwan <dougkwan@google.com>
4962 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4963 (Arm_relobj::do_relocate_sections): Add new parameter for output
4964 file to match the parent.
4965 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4966 of local symbols instead of input values. Update code to track
4967 changes in gold::relocate_section.
4968 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4969 (Sized_relobj::compute_final_local_value_internal): New methods.
4970 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4971 body into private version of Sized_relobj::compute_final_local_value.
4972 Call the inline method.
4973 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4974 merged symbol value if there is one.
4975 (Symbol_value::has_output_value): New method defintiion.
4976 (Sized_relobj::Compute_final_local_value_status): New enum type.
4977 (Sized_relobj::compute_final_local_value): New methods.
4978 (Sized_relobj::compute_final_local_value_internal): New methods.
4979 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4980 and arm_cortex_a8.sh.
4981 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4982 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4984 * Makefile.in: Regenerate.
4985 * testsuite/arm_bl_out_of_range.s: Update test.
4986 * testsuite/thumb_bl_out_of_range.s: Ditto.
4987 * testsuite/thumb_blx_out_of_range.s: Ditto.
4988 * testsuite/arm_branch_out_of_range.sh: New file.
4989 * testsuite/arm_cortex_a8.sh: Ditto.
4990 * testsuite/arm_cortex_a8_b.s: Ditto.
4991 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4992 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4993 * testsuite/arm_cortex_a8_bl.s: Ditto.
4994 * testsuite/arm_cortex_a8_blx.s: Ditto.
4995 * testsuite/arm_cortex_a8_local.s: Ditto.
4996 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4997 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4999 2010-09-08 Rafael Espindola <espindola@google.com>
5001 * Makefile.am (memory_test.stdout): Run readelf with -W.
5002 * Makefile.in: Regenerate.
5003 * testsuite/memory_test.sh: Make the regexps accept both 32 and
5006 2010-09-08 Rafael Espindola <espindola@google.com>
5008 * script-sections.cc (Script_sections::add_memory_region): Convert
5009 field precision to int.
5010 * script.cc (script_set_section_region, script_set_section_region):
5011 Convert field precision to int.
5013 2010-09-08 Rafael Espindola <espindola@google.com>
5015 * arm.cc (do_finalize_sections): Create the __exidx_start and
5016 __exdix_end symbols even when the section is missing.
5018 2010-09-08 Nick Clifton <nickc@redhat.com>
5020 * README: Remove claim that MEMORY is not supported.
5021 * expression.cc (script_exp_function_origin)
5022 (script_exp_function_length): Move from here to ...
5023 * script.cc: ... here.
5024 (script_set_section_region, script_add_memory)
5025 (script_parse_memory_attr, script_include_directive): New
5027 * script-sections.cc
5028 (class Memory_region): New class.
5029 (class Output_section_definition): Add set_memory_region,
5030 set_section_vma, set_section_lma and get_section_name methods.
5031 (class Script_Sections): Add add_memory_region,
5032 find_memory_region, find_memory_region_origin,
5033 find_memory_region_length and set_memory_region methods.
5034 Have set_section_addresses method walk the list of set memory
5036 Extend the print methos to display memory regions.
5037 * script-sections.h: Add prototypes for new methods.
5038 Add enum for MEMORY region attributes.
5039 * yyscript.y: Add support for parsing MEMORY regions.
5040 * script-c.h: Add prototypes for new functions.
5041 * testsuite/Makefile.am: Add test of MEMORY region functionality.
5042 * testsuite/Makefile.in: Regenerate.
5043 * testsuite/memory_test.sh: New script.
5044 * testsuite/memory_test.s: New assembler source file.
5045 * testsuite/memory_test.t: New linker script.
5047 2010-08-27 Doug Kwan <dougkwan@google.com>
5049 * gold/resolve.cc (Symbol_table::should_override): Let a weak
5050 reference override an existing dynamic weak reference.
5051 * testsuite/Makefile.am: Add new test dyn_weak_ref.
5052 * testsuite/Makefile.in: Regenerate.
5053 * testsuite/dyn_weak_ref.sh: New file.
5054 * testsuite/dyn_weak_ref_1.c: Ditto.
5055 * testsuite/dyn_weak_ref_2.c: Ditto.
5057 2010-08-27 Ian Lance Taylor <iant@google.com>
5059 * incremental.h (class Incremental_input_entry): Add virtual
5062 2010-08-27 Ian Lance Taylor <iant@google.com>
5064 * testsuite/start_lib_test_3.c: Mark t3 as used.
5066 2010-08-27 Nick Clifton <nickc@redhat.com>
5068 * options.cc (version_script): Fix small typo in previous
5071 2010-08-25 Nick Clifton <nickc@redhat.com>
5073 * archive.cc: Formatting fixes: Remove whitespace between
5074 typename and following asterisk. Remove whitespace between
5075 function name and opening parenthesis.
5076 * archive.h: Likewise.
5078 * attributes.cc: Likewise.
5079 * attributes.h: Likewise.
5080 * common.cc: Likewise.
5081 * copy-relocs.cc: Likewise.
5082 * dirsearch.h: Likewise.
5083 * dynobj.cc: Likewise.
5084 * ehframe.cc: Likewise.
5085 * ehframe.h: Likewise.
5086 * expression.cc: Likewise.
5087 * fileread.cc: Likewise.
5088 * fileread.h: Likewise.
5090 * gold-threads.cc: Likewise.
5091 * gold.cc: Likewise.
5092 * i386.cc: Likewise.
5094 * incremental-dump.cc: Likewise.
5095 * incremental.cc: Likewise.
5096 * layout.cc: Likewise.
5097 * layout.h: Likewise.
5098 * main.cc: Likewise.
5099 * merge.cc: Likewise.
5100 * merge.h: Likewise.
5101 * object.cc: Likewise.
5102 * object.h: Likewise.
5103 * options.cc: Likewise.
5104 * options.h: Likewise.
5105 * output.cc: Likewise.
5106 * output.h: Likewise.
5107 * plugin.cc: Likewise.
5108 * plugin.h: Likewise.
5109 * powerpc.cc: Likewise.
5110 * reloc.cc: Likewise.
5111 * script-c.h: Likewise.
5112 * script-sections.cc: Likewise.
5113 * script.cc: Likewise.
5114 * stringpool.cc: Likewise.
5115 * symtab.cc: Likewise.
5116 * symtab.h: Likewise.
5117 * target.cc: Likewise.
5118 * timer.cc: Likewise.
5119 * timer.h: Likewise.
5120 * version.cc: Likewise.
5121 * x86_64.cc: Likewise.
5123 2010-08-24 Nick Clifton <nickc@redhat.com>
5126 * layout.cc (segment_precedes): Sort segments by their physical
5127 addresses, if they have been set.
5129 2010-08-23 Cary Coutant <ccoutant@google.com>
5131 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5133 (Lib_group::include_member): Unlock object after deleting its
5135 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5138 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5139 Cary Coutant <ccoutant@google.com>
5141 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5142 constructor, and set_blocker.
5143 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5145 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5146 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5147 * testsuite/Makefile.am (start_lib_test): New test case.
5148 * testsuite/Makefile.in: Regenerate.
5149 * testsuite/start_lib_test_main.c: New file.
5150 * testsuite/start_lib_test_1.c: New file.
5151 * testsuite/start_lib_test_2.c: New file.
5152 * testsuite/start_lib_test_3.c: New file.
5154 2010-08-19 Ian Lance Taylor <iant@google.com>
5156 * Makefile.in: Rebuild with automake 1.11.1.
5157 * aclocal.m4: Likewise.
5158 * testsuite/Makefile.in: Likewise.
5160 2010-08-19 Ian Lance Taylor <iant@google.com>
5163 * i386.cc (class Output_data_plt_i386): Update declarations.
5164 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5165 local_ifuncs_ fields.
5166 (Target_i386::do_plt_section_for_global): New function.
5167 (Target_i386::do_plt_section_for_local): New function.
5168 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5169 parameter; change all callers. Initialize global_ifuncs_ and
5170 local_ifuncs_. If doing a static link define __rel_iplt_start and
5172 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5173 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5174 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5176 (Target_i386::make_plt_section): New function, broken out of
5177 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5178 (Target_i386::make_plt_entry): Call make_plt_section.
5179 (Target_i386::make_local_ifunc_plt_entry): New function.
5180 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5181 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5182 R_386_IRELATIVE to switch.
5183 (Target_i386::Scan::global): Likewise.
5184 (Target_i386::Relocate::relocate): Likewise.
5185 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5187 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5188 (Target_x86_64::do_plt_section_for_global): New function.
5189 (Target_x86_64::do_plt_section_for_local): New function.
5190 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5191 parameter; change all callers. If doing a static link define
5192 __rela_iplt_start and __rela_iplt_end.
5193 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5194 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5195 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5197 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5198 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5200 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5201 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5202 R_X86_64_IRELATIVE to switch.
5203 (Target_x86_64::Scan::global): Likewise.
5204 (Target_x86_64::Relocate::relocate): Likewise.
5205 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5207 * target.h (class Target): Add plt_section_for_global and
5208 plt_section_for_local functions. Add do_plt_section_for_global
5209 and do_plt_section_for_local virtual functions.
5210 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5211 clarifying comments.
5212 (Symbol::use_plt_offset): Handle IFUNC symbol.
5213 * object.cc (Sized_relobj::Sized_relobj): Initialize
5215 (Sized_relobj::local_has_plt_offset): New function.
5216 (Sized_relobj::local_plt_offset): New function.
5217 (Sized_relobj::set_local_plt_offset): New function.
5218 (Sized_relobj::do_count): Handle IFUNC symbol.
5219 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5220 a bit away from input_shndx_ field. Add set_is_func_symbol and
5221 is_ifunc_symbol functions.
5222 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5223 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5224 local_plt_offsets_ field.
5225 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5226 * output.h (class Output_section_data): Add non-const
5227 output_section function.
5228 (class Output_data_got): Update declarations.
5229 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5230 Add use_plt_offset parameter to global and local constructors.
5231 Change all callers. Change local_sym_index_ field to 31 bits.
5232 Change GSYM_CODE and CONSTANT_CODE accordingly.
5233 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5234 doing a static link don't set sh_link field.
5235 (Output_data_got::Got_entry::write): Use PLT offset if
5237 (Output_data_got::add_global_plt): New function.
5238 (Output_data_got::add_local_plt): New function.
5239 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5240 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5241 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5242 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5243 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5245 * testsuite/ifunc-sel.h: New file.
5246 * testsuite/ifuncmain1.c: New file.
5247 * testsuite/ifuncmain1vis.c: New file.
5248 * testsuite/ifuncmod1.c: New file.
5249 * testsuite/ifuncdep2.c: New file.
5250 * testsuite/ifuncmain2.c: New file.
5251 * testsuite/ifuncmain3.c: New file.
5252 * testsuite/ifuncmod3.c: New file.
5253 * testsuite/ifuncmain4.c: New file.
5254 * testsuite/ifuncmain5.c: New file.
5255 * testsuite/ifuncmod5.c: New file.
5256 * testsuite/ifuncmain6pie.c: New file.
5257 * testsuite/ifuncmod6.c: New file.
5258 * testsuite/ifuncmain7.c: New file.
5259 * configure, testsuite/Makefile.in: Rebuild.
5261 2010-08-18 Ian Lance Taylor <iant@google.com>
5264 (Output_section_incremental_inputs::write_input_files): Add cast
5265 to avoid signed/unsigned comparison warning.
5266 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5268 2010-08-12 Cary Coutant <ccoutant@google.com>
5270 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5272 2010-08-13 Ian Lance Taylor <iant@google.com>
5274 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5276 2010-08-12 Cary Coutant <ccoutant@google.com>
5277 Doug Kwan <dougkwan@google.com>
5279 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5280 defintion overrides non-weak undef, remember that the original undef
5282 * symtab.cc (Symbol_table::sized_write_global): For undef without
5283 an original weak binding, set binding to global in output.
5284 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5285 * testsuite/Makefile.in: Regenerate.
5286 * testsuite/strong_ref_weak_def.sh: New file.
5287 * testsuite/strong_ref_weak_def_1.c: Ditto.
5288 * testsuite/strong_ref_weak_def_2.c: Ditto.
5290 2010-08-12 Cary Coutant <ccoutant@google.com>
5292 * testsuite/incremental_test.sh: Rewrite.
5293 * testsuite/incremental_test_1.c: Rewrite.
5294 * testsuite/incremental_test_2.c: Rewrite.
5296 2010-08-12 Cary Coutant <ccoutant@google.com>
5298 * arm.cc (Target_arm::got_size): Add const.
5299 (Target_arm::got_entry_count): New function.
5300 (Target_arm::plt_entry_count): New function.
5301 (Target_arm::first_plt_entry_offset): New function.
5302 (Target_arm::plt_entry_size): New function.
5303 (Output_data_plt_arm::entry_count): New function.
5304 (Output_data_plt_arm::first_plt_entry_offset): New function.
5305 (Output_data_plt_arm::get_plt_entry_size): New function.
5306 * i386.cc (Target_i386::got_size): Add const.
5307 (Target_i386::got_entry_count): New function.
5308 (Target_i386::plt_entry_count): New function.
5309 (Target_i386::first_plt_entry_offset): New function.
5310 (Target_i386::plt_entry_size): New function.
5311 (Output_data_plt_i386::entry_count): New function.
5312 (Output_data_plt_i386::first_plt_entry_offset): New function.
5313 (Output_data_plt_i386::get_plt_entry_size): New function.
5314 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5315 find_incremental_inputs_sections. Dump incremental_got_plt section.
5316 * incremental.cc: Include target.h.
5317 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5318 parameter. Adjust all callers. Find incremental_got_plt section.
5319 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5321 (Output_section_incremental_inputs::set_final_data_size): Calculate
5322 size of incremental_got_plt section.
5323 (Output_section_incremental_inputs::do_write): Write the
5324 incremental_got_plt section.
5325 (Got_plt_view_info): New struct.
5326 (Local_got_offset_visitor): New class.
5327 (Global_got_offset_visitor): New class.
5328 (Global_symbol_visitor_got_plt): New class.
5329 (Output_section_incremental_inputs::write_got_plt): New function.
5330 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5331 Add parameter. Adjust all callers.
5332 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5333 (Incremental_inputs::got_plt_section): New function.
5334 (Incremental_inputs::got_plt_section_): New data member.
5335 (Incremental_got_plt_reader): New class.
5336 * layout.cc (Layout::create_incremental_info_sections): Add the
5337 incremental_got_plt section.
5338 * object.h (Got_offset_list::get_list): New function.
5339 (Got offset_list::for_all_got_offsets): New function.
5340 (Sized_relobj::local_got_offset_list): New function.
5341 * powerpc.cc (Target_powerpc::got_size): Add const.
5342 (Target_powerpc::got_entry_count): New function.
5343 (Target_powerpc::plt_entry_count): New function.
5344 (Target_powerpc::first_plt_entry_offset): New function.
5345 (Target_powerpc::plt_entry_size): New function.
5346 (Output_data_plt_powerpc::entry_count): New function.
5347 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5348 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5349 * sparc.cc (Target_sparc::got_size): Add const.
5350 (Target_sparc::got_entry_count): New function.
5351 (Target_sparc::plt_entry_count): New function.
5352 (Target_sparc::first_plt_entry_offset): New function.
5353 (Target_sparc::plt_entry_size): New function.
5354 (Output_data_plt_sparc::entry_count): New function.
5355 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5356 (Output_data_plt_sparc::get_plt_entry_size): New function.
5357 * symtab.h (Symbol::got_offset_list): New function.
5358 (Symbol_table::for_all_symbols): New function.
5359 * target.h (Sized_target::got_entry_count): New function.
5360 (Sized_target::plt_entry_count): New function.
5361 (Sized_target::plt_entry_size): New function.
5362 * x86_64.cc (Target_x86_64::got_size): Add const.
5363 (Target_x86_64::got_entry_count): New function.
5364 (Target_x86_64::plt_entry_count): New function.
5365 (Target_x86_64::first_plt_entry_offset): New function.
5366 (Target_x86_64::plt_entry_size): New function.
5367 (Output_data_plt_x86_64::entry_count): New function.
5368 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5369 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5371 2010-08-12 Cary Coutant <ccoutant@google.com>
5373 * archive.cc: Include incremental.h.
5374 (Archive::Archive): Initialize incremental_info_.
5375 (Archive::include_member): Record archive members in incremental info.
5376 (Add_archive_symbols::run): Record begin and end of an archive in
5378 (Lib_group::include_member): Record objects in incremental info.
5379 * archive.h (Incremental_archive_entry): Forward declaration.
5380 (Archive::set_incremental_info): New member function.
5381 (Archive::incremental_info): New member function.
5382 (Archive::Unused_symbol_iterator): New class.
5383 (Archive::unused_symbols_begin): New member function.
5384 (Archive::unused_symbols_end): New member function.
5385 (Archive::incremental_info_): New data member.
5386 * incremental-dump.cc (find_input_containing_global): New function.
5387 (dump_incremental_inputs): Dump new incremental info sections.
5388 * incremental.cc: Include symtab.h.
5389 (Output_section_incremental_inputs): New class.
5390 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5391 new incremental info sections.
5392 (Sized_incremental_binary::do_check_inputs): Likewise.
5393 (Incremental_inputs::report_archive): Remove.
5394 (Incremental_inputs::report_archive_begin): New function.
5395 (Incremental_inputs::report_archive_end): New function.
5396 (Incremental_inputs::report_object): New function.
5397 (Incremental_inputs::finalize_inputs): Remove.
5398 (Incremental_inputs::report_input_section): New function.
5399 (Incremental_inputs::report_script): Rewrite.
5400 (Incremental_inputs::finalize): Do nothing but finalize string table.
5401 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5402 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5403 (Incremental_inputs::create_data_sections): New function.
5404 (Incremental_inputs::relocs_entsize): New function.
5405 (Output_section_incremental_inputs::set_final_data_size): New function.
5406 (Output_section_incremental_inputs::do_write): New function.
5407 (Output_section_incremental_inputs::write_header): New function.
5408 (Output_section_incremental_inputs::write_input_files): New function.
5409 (Output_section_incremental_inputs::write_info_blocks): New function.
5410 (Output_section_incremental_inputs::write_symtab): New function.
5411 * incremental.h (Incremental_script_entry): Forward declaration.
5412 (Incremental_object_entry): Forward declaration.
5413 (Incremental_archive_entry): Forward declaration.
5414 (Incremental_inputs): Forward declaration.
5415 (Incremental_inputs_header_data): Remove.
5416 (Incremental_inputs_header): Remove.
5417 (Incremental_inputs_header_write): Remove.
5418 (Incremental_inputs_entry_data): Remove.
5419 (Incremental_inputs_entry): Remove.
5420 (Incremental_inputs_entry_write): Remove.
5421 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5422 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5423 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5424 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5426 (Incremental_input_entry): New class.
5427 (Incremental_script_entry): New class.
5428 (Incremental_object_entry): New class.
5429 (Incremental_archive_entry): New class.
5430 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5431 (Incremental_inputs::report_inputs): Remove.
5432 (Incremental_inputs::report_archive): Remove.
5433 (Incremental_inputs::report_archive_begin): New function.
5434 (Incremental_inputs::report_archive_end): New function.
5435 (Incremental_inputs::report_object): Change prototype.
5436 (Incremental_inputs::report_input_section): New function.
5437 (Incremental_inputs::report_script): Change prototype.
5438 (Incremental_inputs::get_reloc_count): New function.
5439 (Incremental_inputs::set_reloc_count): New function.
5440 (Incremental_inputs::create_data_sections): New function.
5441 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5442 (Incremental_inputs::inputs_section): New function.
5443 (Incremental_inputs::symtab_section): New function.
5444 (Incremental_inputs::relocs_section): New function.
5445 (Incremental_inputs::get_stringpool): Add const.
5446 (Incremental_inputs::command_line): Add const.
5447 (Incremental_inputs::inputs): Remove.
5448 (Incremental_inputs::command_line_key): New function.
5449 (Incremental_inputs::input_file_count): New function.
5450 (Incremental_inputs::input_files): New function.
5451 (Incremental_inputs::relocs_entsize): New function.
5452 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5453 (Incremental_inputs::finalize_inputs): Remove.
5454 (Incremental_inputs::Input_info): Remove.
5455 (Incremental_inputs::lock_): Remove.
5456 (Incremental_inputs::inputs_): Change type.
5457 (Incremental_inputs::inputs_map_): Remove.
5458 (Incremental_inputs::current_object_entry_): New data member.
5459 (Incremental_inputs::inputs_section_): New data member.
5460 (Incremental_inputs::symtab_section_): New data member.
5461 (Incremental_inputs::relocs_section_): New data member.
5462 (Incremental_inputs::reloc_count_): New data member.
5463 (Incremental_inputs_reader): New class.
5464 (Incremental_symtab_reader): New class.
5465 (Incremental_relocs_reader): New class.
5466 * layout.cc (Layout::finalize): Move finalization of incremental info
5467 and creation of incremental info sections to follow finalization of
5468 symbol table. Set offsets for postprocessing sections.
5469 (Layout::create_incremental_info_sections): Call
5470 Incremental_inputs::create_data_sections. Add incremental symtab
5471 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5472 sections to layout after input sections.
5473 * layout.h (struct Timespec): Forward declaration.
5474 (Layout::incremental_inputs): Add const.
5475 (Layout::create_incremental_info_sections): Add parameter.
5476 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5477 * object.cc: Include incremental.h.
5478 (Relobj::finalize_incremental_relocs): New function.
5479 (Sized_relobj::do_layout): Record input sections in incremental info.
5480 * object.h (Object::output_section): New function.
5481 (Object::output_section_offset): Moved from Relobj.
5482 (Object::get_incremental_reloc_base): New function.
5483 (Object::get_incremental_reloc_count): New function.
5484 (Object::do_output_section): New function.
5485 (Object::do_output_section_offset): Moved from Relobj.
5486 (Object::do_get_incremental_reloc_base): New function.
5487 (Object::do_get_incremental_reloc_count): New function.
5488 (Object::Object): Initialize new data members.
5489 (Relobj::output_section): Renamed do_output_section and moved to
5491 (Relobj::output_section_offset): Moved to Object.
5492 (Relobj::do_get_incremental_reloc_base): New function.
5493 (Relobj::do_get_incremental_reloc_count): New function.
5494 (Relobj::allocate_incremental_reloc_counts): New function.
5495 (Relobj::count_incremental_reloc): New function.
5496 (Relobj::finalize_incremental_relocs): New function.
5497 (Relobj::next_incremental_reloc_index): New function.
5498 (Relobj::reloc_counts_): New data member.
5499 (Relobj::reloc_bases_): New data member.
5500 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5501 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5502 (Sized_relobj::incremental_relocs_scan): New function.
5503 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5504 (Sized_relobj::incremental_relocs_write): New function.
5505 (Sized_relobj::incremental_relocs_write_reltype): New function.
5506 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5508 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5509 archives and object files elsewhere.
5510 (Add_symbols::run): Report object files here.
5511 (Finish_group::run): Report end of archive at end of group.
5512 * reloc.cc: Include layout.h, incremental.h.
5513 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5514 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5515 (Sized_relobj::incremental_relocs_scan): New function.
5516 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5517 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5518 (Sized_relobj::incremental_relocs_write): New function.
5519 (Sized_relobj::incremental_relocs_write_reltype): New function.
5520 * script.cc (read_input_script): Rewrite test for incremental link.
5521 Change call to Incremental_inputs::report_script.
5522 * symtab.h (Symbol_table::first_global_index): New function.
5523 (Symbol_table::output_count): New function.
5525 2010-08-12 Doug Kwan <dougkwan@google.com>
5527 * arm.cc (Target_arm::merge_object_attributes): Check command line
5528 options --no-wchar-size-warning and --no-enum-size-warning.
5529 * options.h (General_options): Add ld-compatible options
5530 --no-enum-size-warning and --no-wchar-size-warning.
5532 2010-08-04 Ian Lance Taylor <iant@google.com>
5534 * x86_64.cc (Target_x86_64::Scan::local): Use
5535 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5536 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5537 (Target_x86_64::Scan::global): Likewise.
5538 (Target_x86_64::Relocate::relocate): Likewise.
5539 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5542 2010-08-03 Cary Coutant <ccoutant@google.com>
5544 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5545 to reserve space in merged_strings vector. Keep total input size
5547 (Output_merge_string::do_print_merge_stats): Print total input size.
5548 * merge.h (Output_merge_string): Add input_size_ field.
5549 * stringpool.cc (Stringpool_template::string_length): Move
5550 implementations out of Stringpool_template class and place in
5552 * stringpool.h (string_length): Move out of Stringpool_template.
5554 2010-08-03 Ian Lance Taylor <iant@google.com>
5557 * layout.cc (relaxation_loop_body): If address of load segment is
5558 set, adjust address to include headers if possible.
5560 2010-08-03 Ian Lance Taylor <iant@google.com>
5562 * version.cc (version_string): Bump to 1.10.
5564 2010-08-03 Ian Lance Taylor <iant@google.com>
5567 * layout.h (enum Output_section_order): Define.
5568 (class Layout): Update declarations.
5569 * layout.cc (Layout::get_output_section): Add order parameter.
5570 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5571 is_first_non_relro parameters. Change all callers.
5572 (Layout::choose_output_section): Likewise.
5573 (Layout::add_output_section_data): Likewise.
5574 (Layout::make_output_section): Likewise. Set order.
5575 (Layout::default_section_order): New function.
5576 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5577 * output.cc (Output_section::Output_section): Initialize order_.
5578 Don't initialize deleted fields.
5579 (Output_segment::Output_segment): Don't initialize deleted
5581 (Output_segment::add_output_section_to_load): New function
5582 replacing add_output_section. Change all callers to call this or
5583 add_output_section_to_nonload.
5584 (Output_segment::add_output_section_to_nonload): New function.
5585 (Output_segment::remove_output_section): Rewrite.
5586 (Output_segment::add_initial_output_data): Likewise.
5587 (Output_segment::has_any_data_sections): Likewise.
5588 (Output_segment::is_first_section_relro): Likewise.
5589 (Output_segment::maximum_alignment): Likewise.
5590 (Output_segment::has_dynamic_reloc): New function replacing
5591 dynamic_reloc_count. Change all callers.
5592 (Output_segment::has_dynamic_reloc_list): New function replacing
5593 dynamic_reloc_count_list. Change all callers.
5594 (Output_segment::set_section_addresses): Rewrite.
5595 (Output_segment::set_offset): Rewrite.
5596 (Output_segment::find_first_and_last_list): Remove.
5597 (Output_segment::set_tls_offsets): Rewrite.
5598 (Output_segment::first_section_load_address): Likewise.
5599 (Output_segment::output_section_count): Likewise.
5600 (Output_segment::section_with_lowest_load_address): Likewise.
5601 (Output_segment::write_section_headers): Likewise.
5602 (Output_segment::print_sections_to_map): Likewise.
5603 * output.h (class Output_data): Remove dynamic_reloc_count_
5604 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5605 (Output_data::add_dynamic_reloc): Rewrite.
5606 (Output_data::has_dynamic_reloc): New function.
5607 (Output_data::dynamic_reloc_count): Remove.
5608 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5609 is_last_relro_, is_first_non_relro_, is_interp_,
5610 is_dynamic_linker_section_ fields. Add order and set_order
5611 functions. Remove is_relro_local, set_is_relro_local,
5612 is_last_relro, set_is_last_relro, is_first_non_relro,
5613 set_is_first_non_relro functions, is_interp, set_is_interp,
5614 is_dynamic_linker_section, and set_is_dynamic_linker_section
5616 (class Output_segment): Change Output_data_list from std::list to
5617 std:;vector. Add output_lists_ field. Remove output_data_ and
5618 output_bss_ fields. Update declarations.
5620 2010-08-02 Ian Lance Taylor <iant@google.com>
5622 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5623 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5624 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5626 2010-08-02 Ian Lance Taylor <iant@google.com>
5629 * script.cc (Script_options::Script_options): Initialize
5630 symbol_definitions_ and symbol_references_.
5631 (Script_options::add_symbol_assignment): Update
5632 symbol_definitions_ and symbol_references_.
5633 (Script_options::add_symbol_reference): New function.
5634 (script_symbol): New function.
5635 * script.h (class Script_options): Add symbol_definitions_ and
5636 symbol_references_ fields.
5637 (Script_options::referenced_const_iterator): New type.
5638 (Script_options::referenced_begin): New function.
5639 (Script_options::referenced_end): New function.
5640 (Script_options::is_referenced): New function.
5641 (Script_options::any_unreferenced): New function.
5642 * script-c.h (script_symbol): Declare.
5643 * yyscript.y (exp): Call script_symbol.
5644 * symtab.cc: Include "script.h".
5645 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5646 Change all callers. Check symbols referenced by scripts.
5647 (Symbol_table::add_undefined_symbols_from_command_line): Add
5648 layout parameter. Change all callers.
5649 (Symbol_table::do_add_undefined_symbols_from_command_line):
5650 Likewise. Break out loop body. Check symbols referenced by
5652 (Symbol_table::add_undefined_symbol_from_command_line): New
5653 function broken out of
5654 do_add_undefined_symbols_from_command_line.
5655 * symtab.h (class Symbol_table): Update declarations.
5656 * archive.cc: Include "layout.h".
5657 (Archive::should_include_member): Add layout parameter. Change
5658 all callers. Check for symbol mentioned in expression.
5659 * archive.h (class Archive): Update declaration.
5660 * object.cc (Sized_relobj::do_should_include_member): Add layout
5662 * object.h (Object::should_include_member): Add layout parameter.
5664 (Object::do_should_include_member): Add layout parameter.
5665 (class Sized_relobj): Update declaration.
5666 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5668 * dynobj.h (class Sized_dynobj): Update declaration.
5669 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5671 * plugin.h (class Sized_pluginobj): Update declaration.
5673 2010-08-02 Ian Lance Taylor <iant@google.com>
5676 * output.cc (Output_segment::set_offset): Search for the first and
5677 last sections rather than assuming that the list is in order.
5678 (Output_segment::find_first_and_last_list): New function.
5679 * output.h (class Output_segment): Update declarations.
5680 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5681 (relro_strip_test_SOURCES): New variable.
5682 (relro_strip_test_DEPENDENCIES): New variable.
5683 (relro_strip_test_LDFLAGS): New variable.
5684 (relro_strip_test_LDADD): New variable.
5685 (relro_strip_test.so): New target.
5687 2010-08-02 Ian Lance Taylor <iant@google.com>
5689 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5690 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5691 (Target_i386::got_tlsdesc_section): New function.
5692 (Target_i386::got_section): Create space for GOT entries for
5693 TLSDESC relocations.
5694 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5696 (Target_i386::Scan::global): Likewise.
5697 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5699 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5700 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5701 (Target_x86_64::got_tlsdesc_section): New function.
5702 (Target_x86_64::got_section): Create space for GOT entries for
5703 TLSDESC relocations.
5704 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5706 (Target_x86_64::Scan::global): Likewise.
5707 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5710 2010-08-02 Ian Lance Taylor <iant@google.com>
5712 * testsuite/final_layout.sh: Use dc to convert from hex to
5715 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5717 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5718 paramter to the call to gold::gc_process_relocs.
5719 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5720 paramter to the call to gold::gc_process_relocs.
5721 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5722 parameter to the call to gold::gc_process_relocs.
5723 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5724 template parameter to the call to gold::gc_process_relocs.
5725 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5726 paramter to the call to gold::gc_process_relocs.
5727 * gc.h (get_embedded_addend_size): New function.
5728 (gc_process_relocs): Save the size of the reloc for use by ICF.
5729 * icf.cc (get_section_contents): Get the addend from the text section
5730 for SHT_REL relocation sections.
5731 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5732 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5733 * int_encoding.h (read_from_pointer): New overloaded function.
5734 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5735 * testsuite/icf_sht_rel_addend_test.sh: New file.
5736 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5737 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5739 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5741 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5742 * Makefile.in: Regenerate.
5743 * testsuite/Makefile.in: Regenerate.
5745 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5747 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5748 * gold/testsuite/debug_msg.cc: Likewise.
5749 * gold/testsuite/odr_violation1.cc
5750 * gold/testsuite/odr_violation2.cc
5752 2010-07-21 Cary Coutant <ccoutant@google.com>
5754 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5755 string, and length fields.
5756 (Output_merge_string::Merged_strings_list): New type.
5757 (Output_merge_string::Merged_strings_lists): New typedef.
5758 (Output_merge_string): Replace merged_strings_ with
5759 merged_strings_lists_.
5760 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5761 Merged_strings_list per input object and section. Don't store pointer
5762 to the string. Don't store length with each merged string entry.
5763 (Output_merge_string::finalize_merged_data): Loop over list of merged
5764 strings lists. Recompute length of each merged string.
5766 2010-07-15 Cary Coutant <ccoutant@google.com>
5768 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5771 2010-07-14 Ian Lance Taylor <iant@google.com>
5773 * descriptors.cc (Descriptors::open): Report correct name in error
5776 2010-07-13 Doug Kwan <dougkwan@google.com>
5778 * arm.cc (Arm_input_section::Arm_input_section): For a
5779 SHT_ARM_EXIDX section, always keeps the input sections.
5780 (Arm_input_section::set_exidx_section_link): New method.
5781 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5782 has_errors_ to false.
5783 (Arm_exidx_input_section::has_errors,
5784 Arm_exidx_input_section::set_has_errors): New methods.
5785 (Arm_exidx_input_section::has_errors_): New data member.
5786 (Arm_relobj::get_exidx_shndx_list): New method.
5787 (Arm_output_section::append_text_sections_to_list): Do not skip
5788 section without SHF_EXECINSTR.
5789 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5791 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5792 section header. Make error messages more verbose. Check for
5793 a non-executable section linked to an EXIDX section.
5794 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5795 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5796 check that there is no deferred EXIDX section if we exit early.
5797 Instead of not making an EXIDX section in case of an error, make one
5798 and set the has_errors flag of it.
5799 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5800 in a relocatable link.
5801 (Target_arm::do_relax): Look for the EXIDX output section instead of
5802 assuming that it is called .ARM.exidx.
5803 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5804 section list. Do not check for SHF_EXECINSTR section flags but
5805 skip any input section with errors.
5806 * output.cc (Output_section::Output_section): Initialize
5807 always_keeps_input_sections_ to false.
5808 (Output_section::add_input_section): Check for
5809 always_keeps_input_sections_.
5810 * output.h (Output_section::always_keeps_input_sections,
5811 Output_section::set_always_keeps_input_sections): New methods.
5812 (Output_section::always_keeps_input_sections): New data member.
5814 2010-07-13 Rafael Espindola <espindola@google.com>
5816 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5817 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5819 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5820 Ian Lance Taylor <iant@google.com>
5822 * output.h (Output_section_lookup_maps::add_merge_section):
5823 Correct check of whether value was inserted.
5824 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5825 (Output_section_lookup_maps::add_relaxed_input_section):
5827 * arm.cc (Target_arm::got_section): Remove used local os.
5828 * i386.cc (Target_i386::got_section): Likewise.
5829 * x86_64.cc (Target_x86_64::got_section): Likewise.
5830 * sparc.cc (Target_sparc::got_section): Likewise.
5831 (Target_sparc::relocate): Remove unused local have_got_offset.
5832 * powerpc.cc (Target_powerpc::relocate): Likewise.
5834 2010-07-13 Ian Lance Taylor <iant@google.com>
5836 * compressed_output.cc (zlib_decompress): Fix signature in
5839 * archive.cc (Archive::include_member): Unlock an external member
5840 of a thin archive. Don't bother to delete an object we know is
5843 2010-07-12 Cary Coutant <ccoutant@google.com>
5845 * compressed_output.cc (zlib_decompress): New function.
5846 (get_uncompressed_size): New function.
5847 (decompress_input_section): New function.
5848 * compressed_output.h (get_uncompressed_size): New function.
5849 (decompress_input_section): New function.
5850 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5851 Handle compressed debug sections.
5852 * layout.cc (is_compressed_debug_section): New function.
5853 (Layout::output_section_name): Map compressed section names to
5855 * layout.h (is_compressed_debug_section): New function.
5856 (is_debug_info_section): Recognize compressed debug sections.
5857 * merge.cc: Include compressed_output.h.
5858 (Output_merge_data::do_add_input_section): Handle compressed
5860 (Output_merge_string::do_add_input_section): Handle compressed
5862 * object.cc: Include compressed_output.h.
5863 (Sized_relobj::Sized_relobj): Initialize new data members.
5864 (build_compressed_section_map): New function.
5865 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5866 * object.h (Object::section_is_compressed): New method.
5867 (Object::do_section_is_compressed): New method.
5868 (Sized_relobj::Compressed_section_map): New type.
5869 (Sized_relobj::do_section_is_compressed): New method.
5870 (Sized_relobj::compressed_sections_): New data member.
5871 * output.cc (Output_section::add_input_section): Handle compressed
5873 * reloc.cc: Include compressed_output.h.
5874 (Sized_relobj::write_sections): Handle compressed debug sections.
5876 2010-07-08 Cary Coutant <ccoutant@google.com>
5878 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5879 weak when resolving to a dynamic def.
5880 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5881 for weak undef/dynamic def cases. Adjust callers.
5882 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5883 undef_binding_weak_.
5884 (Symbol_table::sized_write_globals): Adjust symbol binding.
5885 (Symbol_table::sized_write_symbol): Add binding parameter.
5886 * symtab.h (Symbol::set_undef_binding): New method.
5887 (Symbol::is_undef_binding_weak): New method.
5888 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5889 (Symbol_table::should_override): Add new parameter.
5890 (Symbol_table::sized_write_symbol): Add new parameter.
5892 * testsuite/weak_undef_file1.cc: Add new test case.
5893 * testsuite/weak_undef_file2.cc: Fix header comment.
5894 * testsuite/weak_undef_test.cc: Add new test case.
5896 2010-06-29 Doug Kwan <dougkwan@google.com>
5898 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5899 Initialize USE_SYMBOL_.
5900 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5902 (Arm_reloc_property::uses_symbol_): New data member declaration.
5903 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5904 uses symbol value and symbol is undefined but not weakly undefined.
5906 2010-06-28 Rafael Espindola <espindola@google.com>
5908 * plugin.cc (Plugin::load): Use dlerror.
5910 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5912 * symtab.cc (detect_odr_violations): When reporting an ODR
5913 violation, report an object where the symbol is defined.
5915 2010-06-25 Doug Kwan <dougkwan@google.com>
5917 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5918 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5920 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5921 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5922 target hook to detect function points.
5923 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5924 * icf.h (Icf::check_section_for_function_pointers): Change type of
5925 parameter SECTION_NAME to const reference to std::string. Use
5926 target hook to determine if section may have unsafe pointers.
5927 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5930 2010-06-21 Rafael Espindola <espindola@google.com>
5932 * fileread.cc (Input_file::find_fie): New
5933 (Input_file::open): Use Input_file::find_fie.
5934 * fileread.h (Input_file::find_fie): New
5935 * plugin.cc (set_extra_library_path): New.
5936 (Plugin::load): Add set_extra_library_path to the transfer vector.
5937 (Plugin_manager::set_extra_library_path): New.
5938 (Plugin_manager::add_input_file): Use the extra search path if set.
5939 (set_extra_library_path(): New.
5940 * plugin.h (Plugin_manager): Add set_extra_library_path and
5943 2010-06-19 Cary Coutant <ccoutant@google.com>
5945 * layout.cc (gdb_sections): Add .debug_types.
5946 (lines_only_debug_sections): Likewise.
5948 2010-06-18 Rafael Espindola <espindola@google.com>
5950 * plugin.cc (add_input_file,add_input_library)
5951 (Plugin_manager::add_input_file): Make filename arguments const.
5952 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5955 2010-06-16 Doug Kwan <dougkwan@google.com>
5957 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5958 .ARM.attributes section if we have not merged any input
5959 attributes sections.
5961 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5963 * arm.cc: Allow combining objects with no EABI version
5966 2010-06-15 Rafael Espindola <espindola@google.com>
5968 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5970 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5972 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5973 (struct iovec): Correct !HAVE_READV definition.
5975 2010-06-10 Cary Coutant <ccoutant@google.com>
5977 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5978 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5980 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5983 * symtab.h (Symbol::is_placeholder): New member function.
5984 * target-reloc.h (relocate_section): Check for placeholder symbols.
5986 * testsuite/Makefile.am (plugin_test_8): New test.
5987 (plugin_test_9): New test.
5988 * testsuite/Makefile.in: Regenerate.
5990 2010-06-09 Nick Clifton <nickc@redhat.com>
5992 * yyscript.y (input_list_element): Allow strings prefixed with
5993 the '-' character. Treat these as libraries.
5994 * script.cc (script_add_library): New function. Adds a library
5995 specified by "-l<name>" found in an input script.
5996 * script-c.h: Add prototype for script_add_library.
5998 2010-06-07 Doug Kwan <dougkwan@google.com>
6000 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
6001 Restrict stub-group size to be within long conditional branch
6002 range when working around cortex-A8 erratum.
6004 2010-06-07 Damien Diederen <dd@crosstwine.com>
6006 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
6009 2010-06-03 Sriraman Tallam <tmsriram@google.com>
6013 (Output_section::Input_section_sort_entry::compare_section_ordering):
6014 Change to return non-zero correctly.
6015 (Output_section::Input_section_sort_section_order_index_compare
6016 ::operator()): Change to fix ambiguity in comparisons.
6018 2010-06-01 Sriraman Tallam <tmsriram@google.com>
6020 * gold.h (is_wildcard_string): New function.
6021 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
6022 (Layout::layout_eh_frame): Ditto.
6023 (Layout::find_section_order_index): New method.
6024 (Layout::read_layout_from_file): New method.
6025 * layout.h (Layout::find_section_order_index): New method.
6026 (Layout::read_layout_from_file): New method.
6027 (Layout::input_section_position_): New private member.
6028 (Layout::input_section_glob_): New private member.
6029 * main.cc (main): Call read_layout_from_file here.
6030 * options.h (--section-ordering-file): New option.
6031 * output.cc (Output_section::input_section_order_specified_): New
6033 (Output_section::Output_section): Initialize new member.
6034 (Output_section::add_input_section): Add new parameter.
6035 Keep input sections when --section-ordering-file is used.
6036 (Output_section::set_final_data_size): Sort input sections when
6037 section ordering file is specified.
6038 (Output_section::Input_section_sort_entry): Add new parameter.
6040 (Output_section::Input_section_sort_entry::compare_section_ordering):
6042 (Output_section::Input_section_sort_compare::operator()): Change to
6043 consider section_order_index.
6044 (Output_section::Input_section_sort_init_fini_compare::operator()):
6045 Change to consider section_order_index.
6046 (Output_section::Input_section_sort_section_order_index_compare
6047 ::operator()): New method.
6048 (Output_section::sort_attached_input_sections): Change to sort
6049 according to section order when specified.
6050 (Output_section::add_input_section<32, true>): Add new parameter.
6051 (Output_section::add_input_section<64, true>): Add new parameter.
6052 (Output_section::add_input_section<32, false>): Add new parameter.
6053 (Output_section::add_input_section<64, false>): Add new parameter.
6054 * output.h (Output_section::add_input_section): Add new parameter.
6055 (Output_section::input_section_order_specified): New
6057 (Output_section::set_input_section_order_specified): New method.
6058 (Input_section::Input_section): Initialize section_order_index_.
6059 (Input_section::section_order_index): New method.
6060 (Input_section::set_section_order_index): New method.
6061 (Input_section::section_order_index_): New member.
6062 (Input_section::Input_section_sort_section_order_index_compare): New
6064 (Output_section::input_section_order_specified_): New member.
6065 * script-sections.cc (is_wildcard_string): Delete and move modified
6067 (Output_section_element_input::Output_section_element_input): Modify
6068 call to is_wildcard_string.
6069 (Output_section_element_input::Input_section_pattern
6070 ::Input_section_pattern): Ditto.
6071 (Output_section_element_input::Output_section_element_input): Ditto.
6072 * testsuite/Makefile.am (final_layout): New test case.
6073 * testsuite/Makefile.in: Regenerate.
6074 * testsuite/final_layout.cc: New file.
6075 * testsuite/final_layout.sh: New file.
6077 2010-06-01 Rafael Espindola <espindola@google.com>
6079 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6081 2010-06-01 Rafael Espindola <espindola@google.com>
6083 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6084 visibility of symbols.
6086 2010-05-27 Doug Kwan <dougkwan@google.com>
6088 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6089 from start of output section instead of address for a local symbol
6090 in a merged or relaxed section when doing a relocatable link.
6092 2010-05-26 Rafael Espindola <espindola@google.com>
6095 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6096 adding sections the garbage collector removed.
6097 * gold/testsuite/Makefile.am: Add test.
6098 * gold/testsuite/Makefile.in: Regenerate.
6099 * gold/testsuite/plugin_test_7.sh: New.
6100 * gold/testsuite/plugin_test_7_1.c: New.
6101 * gold/testsuite/plugin_test_7_2.c: New.
6103 2010-05-26 Rafael Espindola <espindola@google.com>
6105 * script-sections.cc (Output_section_definition::set_section_addresses):
6106 Check for --section-start.
6108 2010-05-26 Doug Kwan <dougkwan@google.com>
6110 * arm.cc (Arm_scan_relocatable_relocs): New class.
6111 (Target_arm::relocate_special_relocatable): New method.
6112 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6113 (Arm_relocate_functions::thumb_branch_common): Same.
6114 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6115 instead of Default_scan_relocatable_relocs.
6116 * target-reloc.h (relocate_for_relocatable): Let target handle
6117 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6118 * target.h (Sized_target::relocate_special_relocatable): New method.
6120 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6122 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6124 2010-05-23 Doug Kwan <dougkwan@google.com>
6126 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6128 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6129 with a direct branch, not a conditional branch, to a stub.
6130 * merge.cc (Output_merge_base::record_input_section): New method
6132 (Output_merge_data::do_add_input_section): Record input section if
6133 keeps-input-sections flag is set.
6134 (Output_merge_string::do_add_input_section): Ditto.
6135 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6136 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6138 (Output_merge_base::keeps_input_sections,
6139 Output_merge_base::set_keeps_input_sections,
6140 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6142 (Output_merge_base::Input_sections): New type declaration.
6143 (Output_merge_base::input_sections_begin,
6144 Output_merge_base::input_sections_end,
6145 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6146 (Output_merge_base::bool keeps_input_sections_,
6147 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6148 Output_merge_base::input_sections_): New data members.
6149 (Output_merge_data::do_set_keeps_input_sections): New method
6151 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6152 * output.cc (Output_section::Input_section::relobj): Move method
6153 defintion from class declaration to here and handle merge sections.
6154 (Output_section::Input_section::shndx): Ditto.
6155 (Output_section::Output_section): Remove initializations of removed
6156 data members and initialize new data member LOOKUP_MAPS_.
6157 (Output_section::add_input_section): Set keeps-input-sections flag
6158 for a newly created merge output section as appropriate. Adjust code
6159 to use Output_section_lookup_maps class.
6160 (Output_section::add_relaxed_input_section): Adjst code for lookup
6161 maps code refactoring.
6162 (Output_section::add_merge_input_section): Add a new parameter
6163 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6164 class. If adding input section to a newly created merge output
6165 section fails, remove the new merge section.
6166 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6167 Adjust code for use of the Output_section_lookup_maps class.
6168 (Output_section::find_merge_section): Ditto.
6169 (Output_section::build_lookup_maps): New method defintion.
6170 (Output_section::find_relaxed_input_section): Adjust code to use
6171 Output_section_lookup_maps class.
6172 (Output_section::get_input_sections): Export merge sections. Adjust
6173 code to use Output_section_lookup_maps class.
6174 (Output_section:::add_script_input_section): Adjust code to use
6175 Output_section_lookup_maps class. Update lookup maps for merge
6177 (Output_section::discard_states): Use Output_section_lookup_maps.
6178 (Output_section::restore_states): Same.
6179 * output.h (Merge_section_properties): Move class defintion out of
6181 (Output_section_lookup_maps): New class.
6182 (Output_section::Input_section::is_merge_section): New method
6184 (Output_section::Input_section::relobj): Move defintion out of class
6185 defintion. Declare method only.
6186 (Output_section::Input_section::shndx): Ditto.
6187 (Output_section::Input_section::output_merge_base): New method defintion.
6188 (Output_section::Input_section::u2_.pomb): New union field.
6189 (Output_section::Merge_section_by_properties_map,
6190 Output_section::Output_section_data_by_input_section_map,
6191 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6193 (Output_section::add_merge_input_section): Add new parameter
6194 KEEPS_INPUT_SECTIONS.
6195 (Output_section::build_lookup_maps): New method declaration.
6196 (Output_section::merge_section_map_,
6197 Output_section::merge_section_by_properties_map_,
6198 Output_section::relaxed_input_section_map_,
6199 Output_section::is_relaxed_input_section_map_valid_): Remove data
6201 (Output_section::lookup_maps_): New data member.
6203 2010-05-21 Doug Kwan <dougkwan@google.com>
6206 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6207 avoid a compilation error.
6209 2010-05-19 Rafael Espindola <espindola@google.com>
6211 * script-sections.cc (Output_section_definition::allocate_to_segment):
6212 Update the phdrs_list even when the output section is NULL.
6213 * testsuite/Makefile.am: Add test.
6214 * testsuite/Makefile.in: Regenerate.
6215 * testsuite/script_test_9.cc: New.
6216 * testsuite/script_test_9.sh: New.
6217 * testsuite/script_test_9.t: New.
6219 2010-05-19 Doug Kwan <dougkwan@google.com>
6221 * arm.cc (Arm_input_section::original_size): New method.
6222 (Arm_input_section::do_addralign): Add a cast.
6223 (Arm_input_section::do_output_offset): Remove static cast.
6224 (Arm_input_section::original_addralign,
6225 Arm_input_section::original_size_): Change type to uint32_t.
6226 (Arm_input_section::init): Add safe casts for section alignment
6228 (Arm_input_section::set_final_data_size): Do not set address and
6229 offset of stub table.
6230 (Arm_output_section::fix_exidx_coverage): Change use of of
6231 Output_section::Simple_input_section to that of
6232 Output_section::Input_section.
6233 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6234 except for the first pass.
6235 * output.cc (Output_section::get_input_sections): Change type of
6236 input_sections to std::list<Input_section>.
6237 (Output_section::add_script_input_section): Rename from
6238 Output_section::add_simple_input_section. Change type of SIS
6239 parameter from Simple_input_section to Input_section.
6240 * output.h (Output_section::Simple_input_section): Remove class.
6241 (Output_section::Input_section): Change class visibility to public.
6242 (Output_section::Input_section::addralign): Use stored alignments
6243 for special input sections if set.
6244 (Output_section::Input_section::set_addralign): New method.
6245 (Output_section::get_input_sections): Change parameter type from
6246 list of Simple_input_section to list of Input_section.
6247 (Output_section::add_script_input_section): Rename from
6248 Output_section::add_simple_input_section. Change first parameter's
6249 type from Simple_input_section to Input_section and remove the
6250 second and third parameters.
6251 * script-sections.cc (Input_section::Input_section_list): Change
6252 type to list of Output_section::Input_section/
6253 (Input_section_info::Input_section_info): Change parameter type of
6254 INPUT_SECTION to Output_section::Input_section.
6255 (Input_section_info::input_section): Change return type.
6256 (Input_section_info::input_section_): Change type to
6257 Output_section::Input_section.
6258 (Output_section_element_input::set_section_addresses): Adjust code
6259 to use Output_section::Input_section instead of
6260 Output_section::Simple_input_section. Adjust code for renaming
6261 of Output_section::add_simple_input_section.
6262 (Orphan_output_section::set_section_addresses): Ditto.
6264 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6266 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6267 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6269 2010-05-18 Rafael Espindola <espindola@google.com>
6271 * options.cc (General_options::finalize): Handle -nostdlib.
6272 * options.h (nostdlib): New option.
6273 * script.cc (script_add_search_dir): Handle -nostdlib.
6275 2010-05-12 Doug Kwan <dougkwan@google.com>
6277 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6278 attributes section only if there no attributes section after merging.
6279 (Target_arm::merge_object_attributes): Move value of
6280 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6281 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6282 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6283 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6284 and arm_attr_merge_7.stdout.
6285 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6286 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6287 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6288 arm_attr_merge_7b.o): New rules.
6289 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6291 * testsuite/Makefile.in: Regenerate.
6292 * testsuite/arm_attr_merge.sh: New file.
6293 * testsuite/arm_attr_merge_[67][ab].s: Same.
6295 2010-05-05 Nick Clifton <nickc@redhat.com>
6297 * po/es.po: Updated Spanish translation.
6299 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6301 * Makefile.am (install-exec-local): Properly install gold as
6302 default cross linker.
6303 * Makefile.in: Regenerated.
6305 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6306 Nick Clifton <nickc@redhat.com>
6308 * configure.ac (install_as_default): Define and set to false
6309 unless --enable-gold or --enable-gold=both/gold has been
6311 * configure: Regenerate.
6313 * Makefile.am (install-exec-local): Install the executable as
6314 'ld.gold'. If install_as_default is true then also install it as
6316 * Makefile.in: Regenerated.
6318 2010-04-24 Ian Lance Taylor <iant@google.com>
6320 * layout.cc (Layout::layout_reloc): In relocatable link don't
6321 combine reloc sections for grouped sections.
6323 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6325 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6326 sections that are not ordinary to icf.
6327 * icf.cc (get_section_contents): Handle relocation pointing to section
6328 with no object or shndx information.
6329 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6330 * testsuite/Makefile.in: Regenerate.
6331 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6332 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6334 2010-04-22 Ian Lance Taylor <iant@google.com>
6336 * expression.cc (Expression::Expression_eval_info): Add
6337 result_alignment_pointer field.
6338 (Expression::eval_with_dot): Add result_alignment_pointer
6339 parameter. Change all callers.
6340 (Expression::eval_maybe_dot): Likewise.
6341 (class Binary_expression): Add alignment_pointer parameter to
6342 left_value and right_value. Change all callers.
6343 (BINARY_EXPRESSION): Set result alignment.
6344 (class Trinary_expression): Add alignment_pointer parameter to
6345 arg2_value and arg3_value. Change all callers.
6346 (Trinary_cond::value): Set result alignment.
6347 (Max_expression::value, Min_expression::value): Likewise.
6348 (Align_expression::value): Likewise.
6349 * script-sections.cc (class Sections_element): Add dot_alignment
6350 parameter to set_section_addresses virtual function. Update
6352 (class Output_section_element): Likewise.
6353 (Script_sections::create_segments): Add dot_alignment parameter.
6355 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6356 (Script_sections::set_phdrs_clause_addresses): Likewise.
6357 * script-sections.h: Update declarations.
6358 * script.h: Update declarations.
6359 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6361 * testsuite/script_test_3.t: Set large alignment.
6362 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6363 segment has expected alignment.
6365 2010-04-22 Nick Clifton <nickc@redhat.com>
6367 * po/gold.pot: Updated by the Translation project.
6368 * po/vi.po: Updated Vietnamese translation.
6370 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6372 * testsuite/Makefile.am (check_PROGRAMS): Add
6373 icf_virtual_function_folding_test.
6374 * testsuite/Makefile.in: Regenerated.
6376 2010-04-15 Andrew Haley <aph@redhat.com>
6378 * options.h (merge_exidx_entries): New option.
6379 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6380 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6381 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6382 (Target_arm::merge_exidx_entries): New function.
6383 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6384 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6385 to Arm_exidx_fixup constructor.
6386 Add new arg, merge_exidx_entries.
6387 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6388 Arm_output_section::fix_exidx_coverage.
6390 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6392 * icf.cc (get_section_contents): Check for preemptible functions.
6393 Ignore addend when appropriate.
6394 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6396 (add_from_relobj): Check for section folded.
6397 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6398 * symtab.h (should_add_dynsym_entry): Add new parameter.
6399 * target-reloc.h (scan_relocs): Check for section folded.
6400 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6401 Check reloc types for function pointers in shared objects.
6402 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6404 (icf_preemptible_functions_test): New test case.
6405 (icf_string_merge_test): New test case.
6406 * testsuite.Makefile.in: Regenerate.
6407 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6408 bar_glob. Refactor code.
6409 * testsuite/icf_preemptible_functions_test.cc: New file.
6410 * testsuite/icf_preemptible_functions_test.sh: New file.
6411 * testsuite/icf_string_merge_test.cc: New file.
6412 * testsuite/icf_string_merge_test.sh: New file.
6413 * testsuite/icf_virtual_function_folding_test.cc: New file.
6414 * testsuite/icf_virtual_function_folding_test.sh: New file.
6416 2010-04-14 Doug Kwan <dougkwan@google.com>
6418 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6419 for local symbol recounting if we remove a section due to ICF.
6420 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6421 there are no regular objects in input.
6423 2010-04-13 Doug Kwan <dougkwan@google.com>
6425 * arm.cc (Arm_input_section::set_final_data_size): Compute
6426 accurate final data size instead of using current data size.
6428 2010-04-09 Doug Kwan <dougkwan@google.com>
6430 * layout.cc (Layout::choose_output_section): Handle script section
6432 (Layout::make_output_section_for_script): Add section type parameter.
6433 Handle script section types.
6434 * layout.h (Layout::make_output_section_for_script): Add section
6436 * output.cc (Output_section::Output_section): Initialize data member
6438 (Output_section::do_reset_address_and_file_offset): Do not set address
6439 to 0 if section is a NOLOAD section.
6440 * output.h (Output_section::is_noload): New method.
6441 (Output_section::set_is_noload): Ditto.
6442 (Output_section::is_noload_): New data member.
6443 * script-c.h (Script_section_type): New enum type.
6444 (struct Parser_output_section_header): Add new file section_type.
6445 * script-sections.cc (Sections_element::output_section_name): Add
6446 parameter for returning script section type.
6447 (Output_section_definition::output_section_name): Ditto.
6448 (Output_section_definition::section_type)P; New method.
6449 (Output_section_definiton::script_section_type_name): Ditto.
6450 (Output_section_definition::script_section_type_): New data member.
6451 (Output_section_definition::Output_section_definition): Initialize
6452 data member Output_section_definition::script_section_type_.
6453 (Output_section_definition::create_sections): Pass script section type
6454 to Layout::make_output_section_for_script.
6455 (Output_section_definition::output_section_name): Return script
6456 section type to caller.
6457 (Output_section_definition::set_section_address): Do not advance
6458 dot value and load address if section type is NOLOAD. Set address
6459 of NOLOAD sections regardless of section flags.
6460 (Output_section_definition::print): Print section type if it is
6461 not SCRIPT_SECTION_TYPE_NONE.
6462 (Output_section_definition::section_type): New method.
6463 (Output_section_definition::script_section_type_name): Ditto.
6464 (Script_sections::output_section_name): Add new parameter
6465 PSECTION_TYPE for returning script section type. Pass it to
6466 section elements. Handle discard sections.
6467 (Sort_output_sections::operator()): Handle NOLOAD sections.
6468 * script-sections.h (Script_sections::Section_type): New enum type.
6469 (Script_sections::output_section_name): Add a new parameter for
6470 returning script section type.
6471 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6473 * yyscript.y (union): Add new field SECTION_TYPE.
6474 (COPY, DSECT, INFO, NOLOAD): New tokens.
6475 (opt_address_and_section_type): Change type to output_section_header.
6476 (section_type): New non-terminal
6477 (section_header): Handle section type.
6478 (opt_address_and_section_type): Return section type value.
6480 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6482 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6483 * testsuite/plugin_common_test_2.c (foo): Likewise.
6485 2010-04-08 Doug Kwan <dougkwan@google.com>
6487 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6489 * output.cc (Output_section::add_merge_input_section): Simplify
6490 code and return status of Output_merge_base::add_input_section.
6491 Update merge section map only if Output_merge_base::add_input_section
6494 2010-04-07 Doug Kwan <dougkwan@google.com>
6496 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6497 if section is marked as containing instructions but has no mapping
6499 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6500 correct section index.
6501 (Arm_relobj::find_linked_text_section): Ditto.
6503 2010-04-07 Cary Coutant <ccoutant@google.com>
6505 * archive.cc (include_member): Destroy Read_symbols_data object before
6507 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6508 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6509 (Read_symbols_data::~Read_symbols_data) New destructor.
6510 (Section_relocs::Section_relocs) New constructor.
6511 (Section_relocs::~Section_relocs) New destructor.
6512 (Read_relocs_data::Read_relocs_data) New constructor.
6513 (Read_relocs_data::~Read_relocs_data) New destructor.
6514 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6515 pointers to NULL after deleting.
6517 2010-04-07 Doug Kwan <dougkwan@google.com>
6519 * arm.cc: Replace "endianity" with "endianness" in comments.
6520 (Arm_exidx_cantunwind): Ditto.
6521 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6522 (Arm_relobj::merge_flags_and_attributes): New method.
6523 (Arm_relobj::merge_flags_and_attributes_): New data member.
6524 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6525 (Arm_relobj::scan_sections_for_stubs): Ditto.
6526 (Arm_relobj::do_read_symbols): Check to see if we really want to
6527 merge processor-specific flags and attributes. Exit early if
6528 an object is empty except for section names and the undefined symbol.
6529 (Target_arm::do_finalize_sections): Move check for ELF format to
6530 Arm_relobj::do_read_symbols. Merge processor specific flags and
6531 attributes from a regular object only when we have determined that
6532 it is aapropriate. Do not create an .ARM.attributes section in
6533 output if there is no regular input object.
6534 (Target_arm::merge_processor_specific_flags): Check
6535 --warn-mismatch before printing any error.
6536 (Target_arm::merge_object_attributes): Ditto.
6537 * gold.cc (queue_middle_tasks): Handle the case in which there is
6538 no regular object in input.
6539 * options.cc (General_options::parse_EB): New method.
6540 (General_options::parse_EL): Same.
6541 (General_options::General_options): Initialize endianness_.
6542 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6544 (General_options::Endianness): New enum.
6545 (General_options::endianness): New method.
6546 (General_options::endianness_): New data member.
6547 * parameters.cc (Parameters::set_options): Check target endianness.
6548 (Parameters::set_target_once): Ditto.
6549 (Parameters::check_target_endianness): New method.
6550 (parameters_force_valid_target): If either -EL or -EB is specified,
6551 use it to define endianness of default target.
6552 * parameters.h (Parameters::check_target_endianness): New method
6554 * target.h (class Target): Change "endianity" to "endianness"
6557 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6559 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6560 * configure: Regenerate.
6561 * Makefile.in: Regenerate.
6562 * testsuite/Makefile.in: Regenerate.
6564 2010-04-06 Cary Coutant <ccoutant@google.com>
6567 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6568 prevailing definitions of common symbols.
6569 * testsuite/plugin_test_6.sh: New test case.
6570 * testsuite/plugin_common_test_1.c: New test case.
6571 * testsuite/plugin_common_test_2.c: New test case.
6572 * testsuite/Makefile.am (plugin_test_6): New test case.
6573 * testsuite/Makefile.in: Regenerate.
6575 2010-04-06 Nick Clifton <nickc@redhat.com>
6577 * po/vi.po: New Vietnamese translation.
6579 2010-03-30 Doug Kwan <dougkwan@google.com>
6581 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6583 2010-03-25 Doug Kwan <dougkwan@google.com>
6585 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6586 to avoid a conversion warning on a 32-bit host.
6588 2010-03-24 Ian Lance Taylor <iant@google.com>
6590 * testsuite/script_test_3.t: Add a TLS segment.
6591 * testsuite/Makefile.am (check_PROGRAMS): Add
6592 tls_phdrs_script_test.
6593 (tls_phdrs_script_test_SOURCES): Define.
6594 (tls_phdrs_script_test_DEPENDENCIES): Define.
6595 (tls_phdrs_script_test_LDFLAGS): Define.
6596 (tls_phdrs_script_test_LDADD): Define.
6597 * testsuite/Makefile.in: Rebuild.
6599 2010-03-23 Cary Coutant <ccoutant@google.com>
6601 * fileread.cc (find_or_make_view): Fix comment.
6603 2010-03-23 Ian Lance Taylor <iant@google.com>
6605 * script-sections.cc (class Orphan_section_placement): Define
6606 PLACE_TLS and PLACE_TLS_BSS.
6607 (Orphan_section_placement::Orphan_section_placement): Initialize
6609 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6610 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6611 (tls_script_test_SOURCES): Define.
6612 (tls_script_test_DEPENDENCIES): Define.
6613 (tls_script_test_LDFLAGS): Define.
6614 (tls_script_test_LDADD): Define.
6615 * testsuite/Makefile.in: Rebuild.
6617 2010-03-22 Doug Kwan <dougkwan@google.com>
6619 * arm.cc (Arm_relocate_functions::abs8,
6620 Arm_relocate_functions::abs16): Use correct check for overflow
6621 specified in the ARM ELF specs.
6622 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6623 target of a BLX instruction specially.
6624 (Reloc_stub::stub_type_for_reloc): Ditto.
6625 (Relocate::relocate): Use symbolic names instead of numeric relocation
6626 codes to report error.
6627 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6629 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6630 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6631 thumb2_blx_out_of_range.stdout
6632 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6633 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6634 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6635 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6636 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6637 thumb2_blx_in_range, thumb2_blx_in_range.o,
6638 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6639 thumb2_blx_out_of_range.o): New rules.
6640 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6641 thumb2_blx_in_range and thumb2_blx_out_of_range.
6642 * testsuite/Makefile.in: Regenerate.
6643 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6644 * testsuite/thumb_blx_in_range.s: New file.
6645 * testsuite/thumb_blx_out_of_range.s: New file.
6647 2010-03-22 Rafael Espindola <espindola@google.com>
6649 * archive.cc (Should_include): Move to archive.h.
6650 (should_include_member): Make it a member of Archive.
6652 (Add_lib_group_symbols): New.
6653 * archive.h: Include options.h.
6654 (Archive_member): Moved from Archive.
6655 (Should_include): Moved from archive.cc.
6657 (Add_lib_group_symbols): New.
6658 * dynobj.cc (do_should_include_member): New.
6659 * dynobj.h (do_should_include_member): New.
6660 * gold.cc (queue_initial_tasks): Update call to queue.
6661 * main.cc (main): Print lib group stats.
6662 * object.cc (do_should_include_member): New.
6663 * object.h: Include archive.h.
6664 (Object::should_include_member): New.
6665 (Object::do_should_include_member): New.
6666 (Sized_relobj::do_should_include_member): New.
6667 * options.cc (General_options::parse_start_lib): New.
6668 (General_options::parse_end_lib): New.
6669 (Input_arguments::add_file): Handle lib groups.
6670 (Input_arguments::start_group): Check we are not in a lib.
6671 (Input_arguments::start_lib): New.
6672 (Input_arguments::end_lib): New.
6673 * options.h (General_options): Add start_lib and end_lib.
6674 (Input_argument::lib_): New.
6675 (Input_argument::lib): New.
6676 (Input_argument::is_lib): New.
6677 (Input_file_lib): New.
6678 (Input_arguments::in_lib_): New.
6679 (Input_arguments::in_lib): New.
6680 (Input_arguments::start_lib): New.
6681 (Input_arguments::end_lib_): New.
6682 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6683 in unused members as preempted.
6684 (Sized_pluginobj::do_should_include_member): New.
6685 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6686 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6688 (Read_symbols::do_whole_lib_group): New.
6689 (Read_symbols::do_lib_group): New.
6690 (Read_symbols::do_read_symbols): Handle lib groups.
6691 (Read_symbols::get_name): Handle lib groups.
6692 * readsyms.h (Read_symbols): Add an archive member pointer.
6693 (Read_symbols::do_whole_lib_group): New.
6694 (Read_symbols::do_lib_group): New.
6695 (Read_symbols::member_): New.
6696 * script.cc (read_input_script): Update call to queue_soon.
6698 2010-03-19 Doug Kwan <dougkwan@google.com>
6700 * arm.cc (Stub_table::Stub_table): Initialize new data members
6701 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6702 (Stub_table::add_reloc_stub): Assign stub offset and update
6703 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6704 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6706 (Stub_table::update_data_size_and_addralign): Use
6707 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6708 instead of going over all reloc stubs.
6709 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6710 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6711 Stringpool_template::offset_ to size of Stringpool_char.
6712 (Stringpool_template::new_key_offset): Remove code to initialize
6713 Stringpool_template::offset_.
6714 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6715 Stringpool_template::offset_ to zero.
6717 2010-03-15 Doug Kwan <dougkwan@google.com>
6719 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6721 (Stringpool_template::new_key_offset): New method.
6722 (Stringpool_template::add_string): Assign offsets when adding new
6724 (Stringpool_template::set_string_offsets): Do not set string offsets
6725 when not optimizing.
6726 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6728 (Chunked_vector::clear): Clear size_.
6729 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6730 (Chunked_vector::size): Return size_.
6731 (Chunked_vector::push_back): Use size_ to find insert position.
6732 (Chunked_vector::size_): New data member.
6733 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6734 (Stringpool_template::new_key_offset): New method declaration.
6735 (Stringpool_template::offset_): New data member.
6737 2010-03-15 Rafael Espindola <espindola@google.com>
6739 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6740 Add_symbols' constructor.
6741 * readsyms.h (Add_symbols): Remove the input_group member.
6743 2010-03-10 Ian Lance Taylor <iant@google.com>
6745 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6746 target to ask whether a reference to a symbol requires a stack
6748 * target.h (Target::is_call_to_non_split): New function.
6749 (Target::do_is_call_to_non_split): Declare virtual function.
6750 * target.cc: Include "symtab.h".
6751 (Target::do_is_call_to_non_split): New function.
6752 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6754 2010-03-10 Cary Coutant <ccoutant@google.com>
6756 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6757 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6758 (File_read::open[2]): Add whole_file_view_ to list of views.
6759 (File_read::make_view): Remove test of whole_file_view_.
6760 (File_read::find_or_make_view): Create whole_file_view_ if
6762 (File_read::clear_views): Replace bool parameter with enum;
6763 adjust all callers. Don't delete views with permanent data;
6764 do delete cached views and views from archives if
6765 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6766 if clearing the corresponding view.
6767 * fileread.h (File_read::Clear_views_mode): New enum.
6768 (File_read::View::is_permanent_view): New method.
6769 (File_read::clear_views): Replace bool parameter
6770 with enum; adjust all callers.
6771 * options.h (General_options): Change keep_files_mapped option;
6772 add map_whole_files.
6773 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6775 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6778 2010-03-10 David S. Miller <davem@davemloft.net>
6780 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6782 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6784 * icf.cc (get_section_contents): Add '@' marker after processing the
6787 2010-03-08 Doug Kwan <dougkwan@google.com>
6789 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6790 due to a conversion warning.
6791 (Arm_relobj::update_output_local_symbol_count): Check for local
6792 symbol with unset output index.
6794 2010-03-05 Ian Lance Taylor <iant@google.com>
6796 * options.h (class General_options): Add --spare-dynamic-tags.
6797 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6798 --spare-dynamic-tags.
6800 2010-03-05 Ian Lance Taylor <iant@google.com>
6802 * incremental.cc: Include "libiberty.h".
6804 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6806 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6807 function, is_info_ member.
6808 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6809 (Versions::Versions): Update caller.
6810 (Versions::define_base_version): Likewise.
6811 (Versions::add_def): Likewise.
6813 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6815 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6816 (Scan::possible_function_pointer_reloc): New function.
6817 (Scan::local_reloc_may_be_function_pointer): Change to call
6818 possible_function_pointer_reloc.
6819 (Scan::global_reloc_may_be_function_pointer): Ditto.
6820 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6821 relocations in ".data.rel.ro._ZTV" section.
6822 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6823 * testsuite/icf_safe_so_test.cc: Ditto.
6824 * testsuite/icf_safe_test.cc: Ditto.
6825 * testsuite/icf_safe_test.sh: Ditto.
6827 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6828 Ian Lance Taylor <iant@google.com>
6830 * target-reloc.h (relocate_section): Check the symbol table index
6831 for -1U before setting the local symbol index.
6832 (scan_relocatable_relocs): If copying the relocation, record that
6833 the local symbol is required.
6834 * object.h (Symbol_value::is_output_symtab_index_set): New
6836 (Symbol_value::may_be_discarded_from_output_symtab): New
6838 (Symbol_value::has_output_symtab_entry): New function.
6839 (Symbol_value::needs_output_symtab_entry): Remove.
6840 (Symbol_value::output_symtab_index): Make sure the symbol index is
6842 (Symbol_value::set_output_symtab_index): Make sure the symbol
6843 index is not set. Make sure the new index is valid.
6844 (Symbol_value::set_must_have_output_symtab_entry): New function.
6845 (Symbol_value::has_output_dynsym_entry): New function.
6846 (Symbol_value::set_output_dynsym_index): Make sure the new index
6848 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6849 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6850 local symbol if permitted.
6851 (Sized_relobj::do_finalize_local_symbols): Call
6852 is_output_symtab_index_set rather than needs_output_symtab_entry.
6853 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6854 rather than needs_output_symtab_entry. Call
6855 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6856 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6857 is_output_symtab_index_set rather than needs_output_symtab_entry.
6858 * testsuite/discard_locals_relocatable_test.c: New file.
6859 * testsuite/discard_locals_test.sh: Test -r.
6860 * testsuite/Makefile.am (check_DATA): Add
6861 discard_locals_relocatable_test1.syms,
6862 discard_local_relocatable_test2.syms.
6863 (MOSTLYCLEANFILES): Likewise. Also add
6864 discard_locals_relocatable_test1.lout and
6865 discard_locals_relocatable_test2.out.
6866 (discard_locals_relocatable_test1.syms): New target.
6867 (discard_locals_relocatable_test.o): New target.
6868 (discard_locals_relocatable_test1.out): New target.
6869 (discard_locals_relocatable_test2.syms): New target.
6870 (discard_locals_relocatable_test2.out): New target.
6871 (various): Add missing ../ld-new dependencies.
6872 * testsuite/Makefile.in: Rebuild.
6874 2010-03-03 Nick Clifton <nickc@redhat.com>
6876 * po/fi.po: New Finnish translation.
6878 2010-03-01 Doug Kwan <dougkwan@google.com>
6880 * layout.cc (Layout::Layout): Force section types of .init_array*,
6881 .preinit_array* and .fini_array* sections.
6882 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6883 Fix check of return value of std::string::find.().
6884 (Output_section::Input_section_sort_compare::operator()): Remove
6885 comment about .init_array.
6886 (Output_section::Input_section_sort_init_fini_compare::operator()):
6888 (Output_section::sort_attached_input_sections): Handle .init_array
6889 and .fini_array specially.
6890 * output.h (Output_section::Inut_section_sort_compare): Update
6892 (Output_section::Input_section_sort_init_fini_compare): New struct.
6894 2010-02-26 Doug Kwan <dougkwan@google.com>
6896 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6897 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6898 * testsuite/debug_msg.sh: Avoid matching source line number for
6899 use of global variable undef_int.
6901 2010-02-26 Doug Kwan <dougkwan@google.com>
6903 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6904 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6905 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6906 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6907 * options.cc (General_options::General_options): Initialize member
6909 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6910 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6911 and rm_no_fix_v4bx.stdout
6912 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6913 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6914 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6915 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6916 and arm_no_fix_v4bx.
6917 * Makefile.in: Regenerate.
6918 * testsuite/arm_fix_v4bx.s: New file.
6919 * testsuite/arm_fix_v4bx.sh: Ditto.
6921 2010-02-24 Doug Kwan <dougkwan@google.com>
6923 * arm.cc (Target_arm::got_section): Make the .got section the first
6924 non RELRO section in the data segment.
6925 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6926 suffixes of section names.
6928 2010-02-24 Doug Kwan <dougkwan@google.com>
6930 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6931 flags and attributes merging if an input file is a binary file.
6932 * fileread.cc (Input_file::open): Record format of original file.
6933 * fileread.h (Input_file::Format): New enum type.
6934 (Input_file::Input_file): Initialize data member format_.
6935 (Input_file::format): New method definition.
6936 (Input_file::format_):: New data member.
6938 2010-02-24 Doug Kwan <dougkwan@google.com>
6940 * arm.cc (Arm_output_data_got): New class.
6941 (ARM_TCB_SIZE): New constant
6942 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6943 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6944 If user uses a script with a SECTIONS clause, issue only a warning
6945 for a misplaced EXIDX input section. Otherwise, issue an error.
6946 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6948 (Target_arm::got_mode_index_entry): Handle static linking.
6949 (Target_arm::Scan::local): Ditto.
6950 (Target_arm::Scan::global): Ditto.
6951 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6952 all incorrectly implemented relocations.
6953 (Target_arm::fix_exidx_coverage): Pass layout to
6954 Arm_output_section::fix_exidx_coverage.
6955 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6956 from ".ARM.exidx." and ".ARM.extab.".
6958 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6960 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6961 section if it does not already exist.
6962 * attributes.cc (Attributes_section_data::Attributes_section_data):
6963 Don't crash if size is zero.
6965 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6966 Ian Lance Taylor <iant@google.com>
6968 * gold.cc (queue_middle_tasks): If no input files were opened,
6970 * workqueue.h (Task_function::Task_function): Assert that there is
6973 2010-02-22 Doug Kwan <dougkwan@google.com>
6975 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6976 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6977 types to avoid warnings due to different uint64_t implementations
6980 2010-02-21 Doug Kwan <dougkwan@google.com>
6982 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6983 handling of the maximum backward branch offset.
6984 (Arm_relocate_functions::thumb_branch_common): Ditto.
6985 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6986 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6987 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6988 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6989 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6990 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6991 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6992 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6993 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6994 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6995 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6996 thumb2_bl_out_of_range.o): New rules.
6997 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6998 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6999 thumb2_bl_out_of_range
7000 * testsuite/Makefile.in: Regenerate.
7001 * testsuite/arm_bl_in_range.s: New file.
7002 * testsuite/arm_bl_out_of_range.s: Ditto.
7003 * testsuite/arm_branch_in_range.sh: Ditto.
7004 * testsuite/arm_branch_range.t: Ditto.
7005 * testsuite/thumb2_branch_range.t: Ditto.
7006 * testsuite/thumb_bl_in_range.s: Ditto.
7007 * testsuite/thumb_bl_out_of_range.s: Ditto.
7008 * testsuite/thumb_branch_range.t: Ditto.
7010 2010-02-20 Sriraman Tallam <tmsriram@google.com>
7012 * gc.h (gc_process_relocs): Change vectors to point to the new list.
7013 Add reloc offset information.
7014 * icf.cc (get_section_contents): Change iterators to point to the new
7015 vectors. Add reloc offset information to the contents.
7016 * icf.h (Icf::Sections_reachable_info): New typedef.
7017 (Icf::Sections_reachable_list): New typedef.
7018 (Icf::Offset_info): New typedef.
7019 (Icf::Reloc_info): New struct typedef.
7020 (Icf::Reloc_info_list): New typedef.
7021 (Icf::symbol_reloc_list): Delete method.
7022 (Icf::addend_reloc_list): Delete method.
7023 (Icf::section_reloc_list): Delete method.
7024 (Icf::reloc_info_list): New method.
7025 (Icf::reloc_info_list_): New member.
7027 2010-02-19 Doug Kwan <dougkwan@google.com>
7029 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
7030 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
7031 * arm.cc (Arm_relocation_functions): New forward declaration.
7032 (Target_arm::Target_arm): Initialize new data members
7033 got_mod_index_offset_ and tls_base_symbol_defined_.
7034 (Target_arm::Relocate::relocate_tls): New method.
7035 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
7036 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
7038 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
7039 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
7040 (Target_arm::got_mod_index_offset_,
7041 Target_arm::tls_base_symbol_defined_): New data members.
7042 (Target_arm::Scan::local, Target::Scan::global,
7043 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
7046 2010-02-18 Doug Kwan <dougkwan@google.com>
7048 * arm.cc (Arm_relobj::find_linked_text_section): New method.
7049 (Arm_relobj::make_exidx_input_section): Pass section index of linked
7050 text section as a parameter becuase some broken tools may not set
7051 the link in section header.
7052 (Target_arm::has_got_section): New method.
7053 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7054 without any mapping symbol as data only. Remove warning.
7055 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7056 link in its section header, try to discover the link by inspecting the
7057 REL31 relocation at the beginning of the section.
7058 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7060 (Target_arm::Scan::global): Treat any reference to the symbol
7061 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7063 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7065 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7066 (Scan::global_reloc_may_be_function_pointer): New function.
7067 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7068 (Scan::global_reloc_may_be_function_pointer): New function.
7069 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7070 (Scan::global_reloc_may_be_function_pointer): New function.
7071 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7072 (Scan::global_reloc_may_be_function_pointer): New function.
7073 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7074 (Scan::global_reloc_may_be_function_pointer): New function.
7075 (Scan::possible_function_pointer_reloc): New function.
7076 (Target_x86_64::can_check_for_function_pointers): New function.
7077 * gc.h (gc_process_relocs): Scan relocation types to determine if
7078 function pointers were taken for targets that support it.
7079 * icf.cc (Icf::find_identical_sections): Include functions for
7080 folding in safe ICF whose pointer is not taken.
7081 * icf.h (Secn_fptr_taken_set): New typedef.
7082 (fptr_section_id_): New member.
7083 (section_has_function_pointers): New function.
7084 (set_section_has_function_pointers): New function.
7085 (check_section_for_function_pointers): New function.
7086 * options.h: Fix comment for safe ICF option.
7087 * target.h (can_check_for_function_pointers): New function.
7088 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7089 Modify icf_safe_test for X86-64.
7090 * testsuite/Makefile.in: Regenerate.
7091 * testsuite/icf_safe_so_test.cc: New file.
7092 * testsuite/icf_safe_so_test.sh: New file.
7093 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7094 (main): Change to take pointer to function kept_func_3.
7095 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7096 folding is done correctly for X86-64.
7098 2010-02-12 David S. Miller <davem@davemloft.net>
7100 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7101 is_symbolless parameter.
7102 (Output_reloc<SHT_REL>::is_symbolless): New.
7103 (Output_reloc<SHT_REL>::is_symbolless_): New.
7104 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7105 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7106 (Output_reloc<SHT_RELA>::is_symbolless): New.
7107 (Output_data_reloc::add_global): Handle is_symbolless.
7108 (Output_data_reloc::add_global_relative): Likewise.
7109 (Output_data_reloc::add_local): Likewise.
7110 (Output_data_reloc::add_local_relative): Likewise.
7111 (Output_data_reloc::add_symbolless_global_addend): New.
7112 (Output_data_reloc::add_symbolless_local_addend): New.
7113 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7115 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7116 instead of ->is_relative_
7117 (Output_reloc::write): Likewise.
7118 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7119 (Output_reloc::write_rel): Simplify.
7121 * sparc.cc (Target_sparc::Scan::local): Use
7122 ->add_symbolless_local_addend as needed.
7123 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7124 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7125 based upon relocation offset.
7127 2010-02-11 Doug Kwan <dougkwan@google.com>
7129 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7130 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7131 beginning of function.
7132 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7133 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7134 parameter is_32bit in calls to should_apply_static_reloc.
7135 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7136 (check_DATA): Add arm_abs_global.stdout.
7137 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7138 arm_abs_global.stdout): New rules.
7139 (MOSTLLYCLEANFILES): Add arm_abs_global
7140 * Makefile.in: Regenerate.
7141 * testsuite/arm_abs_global.s: New file.
7142 * testsuite/arm_abs_global.sh: Ditto.
7143 * testsuite/arm_abs_lib.s: Ditto.
7145 2010-02-11 Ian Lance Taylor <iant@google.com>
7147 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7149 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7150 Allocate_commons_task first.
7151 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7152 task, rather than symtab_lock_.
7153 (Gc_process_relocs::~Gc_process_relocs): New function.
7154 (Gc_process_relocs::is_runnable): Check this_blocker_.
7155 (Gc_process_relocs::locks): Use next_blocker_ rather than
7157 (Scan_relocs::~Scan_relocs): New function.
7158 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7160 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7162 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7163 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7164 constructor accordingly.
7165 (class Gc_process_relocs): Likewise.
7166 (class Scan_relocs): Likewise.
7167 * common.h (class Allocate_commons_task): Remove symtab_lock_
7168 field, and corresponding constructor parameter.
7169 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7171 (Allocate_commons_task::locks): Likewise.
7173 2010-02-11 Ian Lance Taylor <iant@google.com>
7175 * gold-threads.h (class Once): Define.
7176 (class Initialize_lock): Rewrite as child of Once.
7177 * gold-threads.cc (class Once_initialize): Define.
7178 (once_pointer_control): New static variable.
7179 (once_pointer, once_arg): New static variables.
7180 (c_run_once): New static function.
7181 (Once::Once, Once::run_once, Once::internal_run): New functions.
7182 (class Initialize_lock_once): Remove.
7183 (initialize_lock_control): Remove.
7184 (initialize_lock_pointer): Remove.
7185 (initialize_lock_once): Remove.
7186 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7187 (Initialize_lock::initialize): Rewrite.
7188 (Initialize_lock::do_run_once): New function.
7189 * archive.cc (Archive::interpret_header): Only clear name if it is
7191 * fileread.cc: Include "gold-threads.h"
7192 (file_counts_lock): New static variable.
7193 (file_counts_initialize_lock): Likewise.
7194 (File_read::release): Only increment counts when using --stats.
7195 Use a lock around the increment.
7196 * parameters.cc (class Set_parameters_target_once): Define.
7197 (set_parameters_target_once): New static variable.
7198 (Parameters::Parameters): Move here from parameters.h.
7199 (Parameters::set_target): Rewrite.
7200 (Parameters::set_target_once): New function.
7201 (Parameters::clear_target): Move here and rewrite.
7202 * parameters.h (class Parameters): Update declarations. Add
7203 set_parameters_target_once_ field.
7204 (Parameters::Parameters): Move to parameters.cc.
7205 (Parameters::clear_target): Likewise.
7206 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7208 (Start_group::~Start_group): New function.
7209 (Start_group::is_runnable): New function.
7210 (Start_group::locks, Start_group::run): New functions.
7211 (Finish_group::run): Change saw_undefined to size_t.
7212 * readsyms.h (class Start_group): Define.
7213 (class Finish_group): Change saw_undefined_ field to size_t.
7214 (Finish_group::Finish_group): Remove saw_undefined and
7215 this_blocker parameters. Change all callers.
7216 (Finish_group::set_saw_undefined): New function.
7217 (Finish_group::set_blocker): New function.
7218 * symtab.h (class Symbol_table): Change saw_undefined to return
7219 size_t. Change saw_undefined_ field to size_t.
7220 * target-select.cc (Set_target_once::do_run_once): New function.
7221 (Target_selector::Target_selector): Initialize set_target_once_
7222 field. Don't initialize lock_ and initialize_lock_ fields.
7223 (Target_selector::instantiate_target): Rewrite.
7224 (Target_selector::set_target): New function.
7225 * target-select.h (class Set_target_once): Define.
7226 (class Target_selector): Update declarations. Make
7227 Set_target_once a friend. Remove lock_ and initialize_lock_
7228 fields. Add set_target_once_ field.
7230 2010-02-10 Ian Lance Taylor <iant@google.com>
7232 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7234 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7235 (queue_middle_tasks): Add all blockers before queueing any tasks.
7236 (queue_final_tasks): Likewise.
7237 * token.h (Task_token::add_blockers): New function.
7238 * object.h (Input_objects::number_of_relobjs): New function.
7240 2010-02-10 Ian Lance Taylor <iant@google.com>
7242 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7243 shared, not if not position independent.
7244 * x86_64.cc (Relocate::relocate_tls): Likewise.
7245 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7246 (tls_pie_pic_test): New target.
7247 * testsuite/Makefile.in: Rebuild.
7249 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7250 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7251 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7252 * testsuite/Makefile.in: Rebuild.
7254 2010-02-09 David S. Miller <davem@davemloft.net>
7256 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7257 R_SPARC_RELATIVE using ->add_local_relative().
7258 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7260 * output.h (Output_data_dynamic::add_section_size): New method
7261 that takes two Output_data objects.
7262 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7263 entry param. Handle it in initializers.
7264 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7265 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7266 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7268 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7269 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7270 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7271 for dynrel_includes_plt.
7272 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7273 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7274 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7276 (Target_sparc::do_finalize_sections): Update to pass true for
7277 dynrel_includes_plt.
7278 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7279 output before .rela.plt
7280 (Target_powerpc::do_finalize_sections): Update to pass true for
7281 dynrel_includes_plt when 32-bit.
7283 2010-02-08 Doug Kwan <dougkwan@google.com>
7285 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7287 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7288 Arm_relobj::scan_section_for_cortex_a8_stubs,
7289 Arm_relobj::do_relocation_section): Instead of calling
7290 Output_section::output_address, use faster
7291 Arm_relobj::simple_input_section_output_address.
7293 2010-02-08 David S. Miller <davem@davemloft.net>
7295 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7296 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7297 relocation helper function.
7299 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7300 just like R_SPARC_GOT{10,13,22}.
7301 (Target_sparc::Scan::local): Likewise.
7302 (Target_sparc::Relocate:relocate): Likewise.
7304 2010-02-06 Ian Lance Taylor <iant@google.com>
7306 * configure.ac: Rewrite targetobjs duplicate removal code to use
7307 only shell constructs.
7308 * configure: Rebuild.
7310 2010-02-05 Doug Kwan <dougkwan@google.com>
7313 * arm.cc (Arm_relobj::section_is_scannable): New method.
7314 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7315 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7317 2010-02-04 Doug Kwan <dougkwan@google.com>
7320 * arm-reloc-property.cc (cstdio): Include.
7321 * configure.ac (targetobjs): Remove duplicates.
7322 * configure: Regenerate.
7323 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7324 big and little endian version for a given address size.
7326 2010-02-03 Doug Kwan <dougkwan@google.com>
7328 * arm-reloc-property.cc
7329 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7331 * arm-reloc-property.h
7332 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7333 New method definition.
7334 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7336 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7338 (GOT_PREL): Change implemented to Y.
7339 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7340 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7341 (Arm_relocate_functions::movw_abs_nc): Remove method.
7342 (Arm_relocate_functions::movt_abs): Ditto.
7343 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7344 (Arm_relocate_functions::thm_movt_abs): Ditto.
7345 (Arm_relocate_functions::movw_rel_nc): Ditto.
7346 (Arm_relocate_functions::movw_rel): Ditto.
7347 (Arm_relocate_functions::movt_rel): Ditto.
7348 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7349 (Arm_relocate_functions:thm_movw_rel): Ditto.
7350 (Arm_relocate_functions:thm_movt_rel): Ditto.
7351 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7352 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7353 New method definitions.
7354 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7355 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7356 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7357 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7358 (Target_arm::Relocate::relocate): Check for non-static or
7359 unimplemented relocation code and exit early. Change calls to
7360 Target_arm::reloc_uses_thumb_bit and
7361 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7362 instead. Refactor code to handle similar relocations to increase
7363 code sharing. Remove check for unsupported relocation code in switch
7365 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7366 relocation property table to find out size. Change error message to
7367 print out the name of a relocation code instead of the numeric value.
7368 (Target_arm::scan_reloc_for_stub): Use relocation property table
7369 instead of calling Target_arm::reloc_uses_thumb_bit().
7371 2010-02-02 Doug Kwan <dougkwan@google.com>
7373 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7374 types of relaxed input section.
7376 2010-02-02 Doug Kwan <dougkwan@google.com>
7378 * Makefile.am (HFILES): Add arm-reloc-property.h.
7380 (TARGETSOURCES): Add arm-reloc-property.cc
7381 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7382 (libgold_a_SOURCES): $(DEFFILES)
7383 * Makefile.in: Regenerate.
7384 * arm-reloc-property.cc: New file.
7385 * arm-reloc-property.h: New file.
7386 * arm-reloc.def: New file.
7387 * arm.cc: Update comments.
7388 (arm-reloc-property.h): New included header.
7389 (arm_reloc_property_table): New global variable.
7390 (Target_arm::do_select_as_default_target): New method definition.
7391 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7392 arm-reloc-property to targ_extra_obj.
7393 * parameters.cc (set_parameters_target): Call
7394 Target::select_as_default_target().
7395 * target.h (Target::select_as_default_target): New method definition.
7396 (Target::do_select_as_default_target): Same.
7398 2010-02-01 Doug Kwan <dougkwan@google.com>
7400 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7401 first_output_text_section_.
7402 (Arm_exidx_fixup::first_output_text_section): New method definition.
7403 (Arm_exidx_fixup::first_output_text_section_): New data member.
7404 (Arm_exidx_fixup::process_exidx_section): Record the first text
7405 output section seen.
7406 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7407 and entsize in output section header.
7409 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7411 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7412 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7413 (Arm_relocate_functions::thm_alu11): New Method.
7414 (Arm_relocate_functions::thm_pc8): New Method.
7415 (Arm_relocate_functions::thm_pc12): New Method.
7416 (Target_arm::Scan::local): Handle the relocations.
7417 (Target_arm::Scan::global): Likewise.
7418 (Target_arm::Relocate::relocate): Likewise.
7419 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7421 2010-01-29 Doug Kwan <dougkwan@google.com>
7423 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7424 of relocation types as ld.
7426 2010-01-29 Doug Kwan <dougkwan@google.com>
7428 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7430 (Arm_relocate_functions::thumb_branch_common): Ditto.
7431 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7432 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7433 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7434 Arm_relocate_functions::jump24): Remove.
7435 (Target_arm::Relocate::relocate): Adjust code to call
7436 Arm_relocation_functions::arm_branch_common and
7437 Arm_relocation_functions::thumb_branch_common instead of their removed
7438 wrappers. Merge switch-cases together to reduce source code size.
7440 2010-01-29 Doug Kwan <dougkwan@google.com>
7442 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7443 output_local_symbol_count_needs_update_.
7444 (Arm_relobj::output_local_symbol_count_needs_update,
7445 Arm_relobj::set_output_local_symbol_count_needs_update,
7446 Arm_relobj::update_output_local_symbol_count): New methods.
7447 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7449 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7450 of pointed function as in a R_ARM_PREL31 relocation.
7451 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7452 for output local symbol count updating.
7453 (Target_arm::do_relax): Update output local symbol counts in objects
7455 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7457 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7459 * arm.cc: Added support for the ARM relocations:
7460 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7461 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7462 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7464 (Arm_relocate_functions::movw_rel): New method.
7465 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7466 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7468 (Arm_relocate_functions::thm_movw_rel): New method.
7469 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7471 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7473 (Target_arm::Scan::global): Likewise.
7474 (Target_arm::Relocate::relocate): Likewise.
7475 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7478 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7480 * arm.cc: Added support for ARM group relocations.
7481 (Target_arm::reloc_needs_sym_origin): New method.
7482 (Arm_relocate_functions::calc_grp_kn): New method.
7483 (Arm_relocate_functions::calc_grp_residual): New method.
7484 (Arm_relocate_functions::calc_grp_gn): New method.
7485 (Arm_relocate_functions::arm_grp_alu): New Method.
7486 (Arm_relocate_functions::arm_grp_ldr): New Method.
7487 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7488 (Arm_relocate_functions::arm_grp_ldc): New Method.
7489 (Target_arm::Scan::local): Handle the ARM group relocations.
7490 (Target_arm::Scan::global): Likewise.
7491 (Target_arm::Relocate::relocate): Likewise.
7492 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7495 2010-01-26 Doug Kwan <dougkwan@google.com>
7497 * arm.cc (set): Include.
7498 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7500 (Arm_output_section::Text_section_list): New type.
7501 (Arm_output_section::append_text_sections_to_list): New method.
7502 (Arm_output_section::fix_exidx_coverage): Ditto.
7503 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7504 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7505 Relobj::set_section_offset() instead of
7506 Sized_relobj::invalidate_section_offset().
7507 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7508 parameter for section headers. Ignore relocation sections for
7509 unallocated sections and EXIDX sections.
7510 (Target_arm::fix_exidx_coverage): New method.
7511 (Target_arm::output_section_address_less_than): New type.
7512 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7513 linked text section instead of the EXIDX section.
7514 (Arm_output_section::create_stub_group): Add an assertion to check
7515 that this is not an EXIDX output section.
7516 (Arm_output_section::append_text_sections_to_list): New method.
7517 (Arm_output_section::fix_exidx_coverage): Ditto.
7518 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7519 Arm_relobj::section_needs_reloc_stub_scanning.
7520 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7522 (Target_arm::fix_exidx_coverage): New method.
7523 * object.h (Relobj::set_output_section): New method.
7524 (Sized_relobj::invalidate_section_offset): Remove method.
7525 (Sized_relobj::do_invalidate_section_offset): Remove method.
7526 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7528 2010-01-25 Doug Kwan <dougkwan@google.com>
7530 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7531 Fix warning due to signed and unsigned comparison on a 32-bit host.
7533 2010-01-22 Doug Kwan <dougkwan@google.com>
7535 * arm.cc (Target_arm::do_relax): Record an output section for section
7536 offset adjustment it contains any stub table that has changed.
7537 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7538 offsets in an output section if necessary.
7539 * output.cc (Output_section::Output_section): Initialize
7540 section_offsets_need_adjustments_.
7541 (Output_section::add_input_section_for_script): Renamed to
7542 Output_section::add_simple_input_section.
7543 (Output_section::save_states): Add a comment.
7544 (Output_section::discard_states): New method defintion.
7545 (Output_section::adjust_section_offsets): Same.
7546 * output.h (Output_section::add_input_section_for_script): Renamed to
7547 Output_section::add_simple_input_section.
7548 (Output_section::discard_states): New method declaration.
7549 (Output_section::adjust_section_offsets): Same.
7550 (Output_section::section_offsets_need_adjustment,
7551 Output_section::set_section_offsets_need_adjustment): New method
7553 (Output_section::section_offsets_need_adjustment_): New data member.
7554 * script-sections.cc
7555 (Output_section_element_input::set_section_address): Adjust code for
7556 renaming of Output_section::add_input_section_for_script.
7557 (Orphan_output_section::set_section_address): Same.
7559 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7561 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7562 Fix_v4bx enum values .
7563 * gold/options.h (General_options): New option definitions.
7564 (General_options::fix_v4bx): New method.
7565 (General_options::Fix_v4bx): New enum.
7566 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7567 (General_options::parse_fix_v4bx_interworking): New method.
7569 2010-01-22 Doug Kwan <dougkwan@google.com>
7571 * arm.cc (Arm_exidx_fixup): New class.
7573 2010-01-21 Doug Kwan <dougkwan@google.com>
7575 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7577 (Arm_exidx_section_offset_map): New type.
7579 2010-01-21 Doug Kwan <dougkwan@google.com>
7581 * arm.cc (Arm_exidx_input_section): New class.
7582 (Arm_relobj::exidx_input_section_by_link,
7583 Arm_relobj::exidx_input_section_by_shndx,
7584 Arm_relobj::make_exidx_input_section): New methods.
7585 (read_arm_attributes_section): Remove.
7586 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7587 information about them.
7588 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7591 2010-01-20 Doug Kwan <dougkwan@google.com>
7593 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7594 Input_section_specifier to Section_id.
7595 (Target_arm::new_arm_input_section: Adjust code for change of key
7597 (Target_arm::find_arm_input_section): Ditto.
7598 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7599 (Section_id): Remove.
7600 (Garbage_collection::Section_id_hash): Remove.
7601 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7602 (Section_id): Remove.
7603 (Icf::Section_id_hash): Remove.
7604 * object.h (Section_id, Const_section_id, Section_id_hash,
7605 Const_section_id_hash): New type definitions.
7606 * output.cc (Output_section::add_relaxed_input_section): Change to
7607 use Const_section_id instead of Input_section_specifier as key type.
7608 (Output_section::add_merge_input_section): Ditto.
7609 (Output_section::build_relaxation_map): Change to use Section_id
7610 instead of Input_section_specifier as key type.
7611 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7613 (Output_section::convert_input_sections_to_relaxed_sections): Change
7614 to use Const_section_id instead of Input_section_specifier as key type.
7615 (Output_section::find_merge_section): Ditto.
7616 (Output_section::find_relaxed_input_section): Ditto.
7617 * output.h (Input_section_specifier): Remove class.
7618 (Output_section::Output_section_data_by_input_section_map): Change
7619 key type to Const_section_id.
7620 (Output_section::Output_relaxed_input_section_by_input_section_map):
7622 (Output_section::Relaxation_map): Change key type to Section_id.
7624 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7626 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7627 (class Arm_v4bx_stub): New class.
7628 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7629 (Stub_factory::make_arm_v4bx_stub): New method.
7630 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7631 (Stub_table::empty): Handle v4bx stubs.
7632 (Stub_table::add_arm_v4bx_stub): New method.
7633 (Stub_table::find_arm_v4bx_stub): New method.
7634 (Arm_relocate_functions::v4bx): New method.
7635 (Target_arm::fix_v4bx): New method.
7636 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7637 (Stub_table::relocate_stubs): Likewise.
7638 (Stub_table::do_write): Likewise.
7639 (Stub_table::update_data_size_and_addralign): Likewise.
7640 (Stub_table::finalize_stubs): Likewise.
7641 (Target_arm::Scan::local): Likewise.
7642 (Target_arm::Scan::global): Likewise.
7643 (Target_arm::do_finalize_sections): Likewise.
7644 (Target_arm::Relocate::relocate): Likewise.
7645 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7647 (Target_arm::scan_reloc_for_stub): Likewise.
7648 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7650 2010-01-19 Ian Lance Taylor <iant@google.com>
7652 * output.cc (Output_section_headers::do_sized_write): Write large
7653 segment count to sh_info field.
7654 (Output_file_header::do_sized_write): For large segment count,
7655 write PN_XNUM to e_phnum field.
7657 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7659 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7660 (Arm_relocate_functions::thm_jump8): New function.
7661 (Arm_relocate_functions::thm_jump11): New function.
7662 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7664 (Target_arm::Scan::global): Likewise.
7665 (Target_arm::Relocate::relocate): Likewise.
7666 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7669 2010-01-14 Doug Kwan <dougkwan@google.com>
7671 * arm.cc (map, utility): Include headers.
7672 (Target_arm::apply_cortex_a8_workaround): New method.
7673 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7674 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7675 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7676 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7677 the --[no-]fix-cortex-a8 command line options.
7678 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7679 (Target_arm::relocate_stub): Use addend in instruction template.
7680 * options.h (DEFINE_bool): Set the user-set flag.
7681 (General_options): Add --[no-]-fix-cortex options.
7682 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7683 : Update fast look-up map after conversion.
7685 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7687 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7688 in the first pass of do_layout.
7690 2010-01-13 Doug Kwan <dougkwan@google.com>
7692 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7693 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7694 apparent compiler problem of not folding static constant integral
7695 data members of elfcpp::Elf_sizes<32>.
7697 2010-01-13 Doug Kwan <dougkwan@google.com>
7699 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7700 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7701 Arm_relobj::scan_section_for_cortex_a8_erratum,
7702 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7703 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7704 sections to scan for relocation stubs into a new method
7705 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7706 relocation and Cortex-A8 stub scanning.
7707 (Target_arm::do_relax): Force stubs to be after stubbed sections
7708 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7709 the beginning of a new relaxation pass. Update a comment.
7710 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7712 2010-01-12 Ian Lance Taylor <iant@google.com>
7714 * target-reloc.h (visibility_error): New inline function.
7715 (relocate_section): Call visibility_error.
7716 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7717 (MOSTLYCLEANFILES): Likewise.
7718 (protected_4_pic.o, protected_3.err): New targets.
7719 * testsuite/protected_4.cc: New file.
7721 2010-01-12 Doug Kwan <dougkwan@google.com>
7723 * arm.cc (Cortex_a8_reloc): New class.
7724 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7725 and cortex_a8_relocs_info_.
7726 (Target_arm::fix_cortex_a8): New method definition.
7727 (Target_arm::Cortex_a8_relocs_info): New type.
7728 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7729 New data member declarations.
7730 (Target_arm::scan_reloc_for_stub): Record information about
7731 relocations for THUMB branches that might be exempted from the
7732 Cortex-A8 workaround.
7733 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7734 at the beginning of a relaxation pass.
7736 2010-01-12 Doug Kwan <dougkwan@google.com>
7738 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7739 (Arm_relobj::Mapping_symbol_position,
7740 Arm_reloj::Mapping_symbol_position_less,
7741 Arm_relobj::Mapping_symbols_info): New types.
7742 (Target_arm::is_mapping_symbol_name): New method definition.
7743 (Arm_relobj::do_count_local_symbols): Save information about mapping
7746 2010-01-11 Doug Kwan <dougkwan@google.com>
7748 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7749 Arm_relocate_functions::thumb32_branch_upper,
7750 Arm_relocate_functions::thumb32_branch_lower,
7751 Arm_relocate_functions::thumb32_cond_branch_offset,
7752 Arm_relocate_functions::thumb32_cond_branch_upper,
7753 Arm_relocate_functions::thumb32_cond_branch_lower,
7754 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7755 branch offset encoding.
7756 (Arm_relocate_functions::thumb_branch_common): Use new branch
7757 offset encoding methods to avoid code duplication.
7758 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7759 (Stub_addend_reader::operator()): Use new branch encoding method
7760 to avoid code duplication.
7762 2010-01-11 Doug Kwan <dougkwan@google.com>
7764 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7765 (Target_arm::do_finalize_sections): Define special EXIDX section
7766 symbols only if referenced.
7767 * gc.h (Garbage_collection::add_reference): New method.
7768 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7771 2010-01-11 Ian Lance Taylor <iant@google.com>
7773 * script.cc (Version_script_info::build_expression_list_lookup):
7774 Change complaing about duplicate wildcard match from error to
7777 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7779 (Version_script_info::Version_script_info): Initialize globs_,
7780 default_version_, default_is_global_, and exact_. Don't
7781 initialize globals_ or locals_.
7782 (Version_script_info::build_lookup_tables): Build local symbols
7784 (Version_script_info::unquote): New function.
7785 (Version_script_info::add_exact_match): New function.
7786 (Version_script_info::build_expression_list_lookup): Remove lookup
7787 parameter. Add is_global parameter. Change all callers. Handle
7788 wildcard pattern specially. Unquote pattern. Call
7790 (Version_script_info::get_name_to_match): New function.
7791 (Version_script_info::get_symbol_version): New function.
7792 (Version_script_info::get_symbol_version_helper): Remove.
7793 (Version_script_info::check_unmatched_names): Call unquote.
7794 * script.h (class Version_script_info): Change get_symbol_version
7795 to be non-inline and add is_global parameter; change all callers.
7796 Rewrite symbol_is_local. Update declarations. Define struct
7797 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7798 Remove globals_ and locals_ members. Add exact_, globs_,
7799 default_version_, is_global_.
7800 (Version_script_info::Glob): Remove pattern, add expression and
7801 is_global. Update constructor. Change all callers.
7802 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7804 (Versions::symbol_section_contents): If a symbol is undefined, or
7805 defined in a dynamic object, set the version index to
7807 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7809 (Symbol_table::add_from_pluginobj): Likewise.
7810 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7812 2010-01-11 Doug Kwan <dougkwan@google.com>
7814 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7815 (incremental_dump_LDADD): Add linking option for libintl.
7816 * Makefile.in: Regenerate.
7818 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7821 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7823 * testsuite/Makefile.in: Regenerated.
7825 2010-01-10 Doug Kwan <dougkwan@google.com>
7827 * options.h (DEFINE_var): Use parentheses around argument varname__
7828 in macro body to avoid any unintended subsequent substitutions.
7830 2010-01-10 Ian Lance Taylor <iant@google.com>
7832 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7833 candidates before doing symbol resolution.
7835 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7836 ODR candidates if only one is weak.
7838 2010-01-08 Ian Lance Taylor <iant@google.com>
7840 * script.cc (Version_script_info::build_expression_list_lookup):
7841 Don't warn about ambiguous version, just record the ambiguity.
7842 (Version_script_info::get_symbol_version_helper): Give error if
7843 version is ambiguous.
7845 2010-01-08 Doug Kwan <dougkwan@google.com>
7847 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7848 prev_data_size_ and prev_addralign_. Remove initializer for
7849 deleted data member has_been_changed_.
7850 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7851 to determine if the table is empty.
7852 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7854 (Stub_table::add_reloc_stub): Define method in class definition
7855 instead of just declaring it there.
7856 (Stub_table::add_cortex_a8_stub): New method definition.
7857 (Stub_table::update_data_size_and_addralign): Ditto.
7858 (Stub_table::finalize_stubs): Ditto.
7859 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7860 (Stub_table::do_addralign_): Return address alignment in the
7861 (Stub_table::do_reset_address_and_file_offset): Define method in
7862 class definition instead of declaring it there. Set current data
7863 size to be the data size of the previous pass.
7864 (Stub_table::set_final_data_size): Use current data size as the
7866 (Stub_table::relocate_stub): Change parameter type of stub from
7867 Reloc_stub pointer to Stub pointer.
7868 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7869 (Stub_table::Cortex_a8_stub_list): New typedef.
7870 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7871 Stub_table::prev_addralign_): New data member.
7872 (Arm_relobj::Arm_relobj): Initialize data member
7873 section_has_cortex_a8_workaround_.
7874 (Arm_relobj::section_has_cortex_a8_workaround,
7875 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7877 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7879 (Target_arm::relocate_stub): Change parameter type of stub from
7880 Reloc_stub pointer to Stub pointer.
7881 (Insn_template::size, Insn_template::alignment): Handle
7882 THUMB16_SPECIAL_TYPE.
7883 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7884 Stub_table::update_data_size_and_addralign,
7885 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7887 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7888 (Stub_table::do_write): Ditto.
7889 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7891 2010-01-08 Ian Lance Taylor <iant@google.com>
7894 * symtab.h (class Symbol): Remove fields is_target_special_ and
7895 has_plt_offset_. Add field is_defined_in_discarded_section_.
7896 (Symbol::is_defined_in_discarded_section): New function.
7897 (Symbol::set_is_defined_in_discarded_section): New function.
7898 (Symbol::has_plt_offset): Rewrite.
7899 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7900 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7901 Don't initialize is_target_special_ or has_plt_offset_.
7902 Initialize is_defined_in_discarded_section_.
7903 (Symbol_table::add_from_relobj): If appropriate, set
7904 is_defined_in_discarded_section.
7905 * resolve.cc (Symbol::override_base_with_special): Don't test
7906 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7907 * target-reloc.h (relocate_section): Do special handling for
7908 symbols defined in discarded sections for global symbols as well
7911 2010-01-08 Ian Lance Taylor <iant@google.com>
7913 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7914 the SHT_SYMTAB case.
7916 2010-01-08 Ian Lance Taylor <iant@google.com>
7918 * object.cc (Sized_relobj::do_layout): Don't get confused if
7919 layout_eh_frame returns NULL.
7921 2010-01-08 Ian Lance Taylor <iant@google.com>
7924 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7925 dynamic symbol table, use the normal symbol table.
7926 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7929 2010-01-08 Ian Lance Taylor <iant@google.com>
7932 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7935 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7937 * version.cc (print_version): Change to "Copyright 2010".
7939 2010-01-08 Ian Lance Taylor <iant@google.com>
7943 * i386.cc (class Target_i386): Change return type of plt_section
7945 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7946 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7947 tls_desc_rel_ field.
7948 (Output_data_plt_i386::rel_tls_desc): New function.
7949 (Target_i386::rel_tls_desc_section): New function.
7950 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7951 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7952 R_386_TLS_DESC reloc in rel_tls_desc_section.
7953 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7954 Define struct Tlsdesc_info.
7955 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7956 (Target_x86_64::do_reloc_symbol_index): New function.
7957 (Target_x86_64::add_tlsdesc_info): New function.
7958 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7959 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7961 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7963 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7964 (Target_x86_64::rela_tlsdesc_section): New function.
7965 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7967 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7968 (Target_x86_64::do_reloc_addend): New function.
7969 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7970 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7971 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7972 (Output_reloc::type): New function.
7973 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7974 (Output_reloc::is_target_specific): New function.
7975 (Output_reloc::target_arg): New function.
7976 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7977 absolute relocs and target specific relocs.
7978 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7979 add_target_specific.
7980 (class Output_data_reloc) [SHT_RELA]: Likewise.
7981 * output.cc (Output_reloc::Output_reloc): Add four new versions
7982 for absolute relocs and target specific relocs.
7983 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7984 (Output_reloc::get_symbol_index): Likewise.
7985 (Output_reloc::local_section_offset): Check that local_sym_index_
7986 is not TARGET_CODE or 0.
7987 (Output_reloc::symbol_value): Likewise.
7988 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7990 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7991 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7993 * layout.cc (add_target_dynamic_tags): Use output section for
7994 DT_PLTRELSZ and DT_JMPREL.
7996 2010-01-07 Ian Lance Taylor <iant@google.com>
7999 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
8001 (class Output_data_reloc_generic): Define.
8002 (class Output_data_reloc_base): Change base class to
8003 Output_data_reloc_generic. Change add() method to call
8004 bump_relative_reloc_count for a relative reloc. Remove
8006 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
8008 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
8009 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
8011 * layout.h (class Layout): Update declaration.
8013 2010-01-07 Ian Lance Taylor <iant@google.com>
8015 * output.h (class Output_data): Add const version of
8016 output_section and do_output_section.
8017 (class Output_section_data): Add const version of
8019 (class Output_section): Likewise.
8020 * layout.cc (Layout::add_target_dynamic_tags): New function.
8021 * layout.h (class Layout): Update declarations.
8022 * arm.cc (Target_arm::do_finalize_sections): Use
8023 add_target_dynamic_tags.
8024 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8025 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8026 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8027 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8029 2010-01-07 Ian Lance Taylor <iant@google.com>
8032 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
8035 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
8036 Ian Lance Taylor <iant@google.com>
8039 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
8040 Xindex::read_symtab_xindex.
8042 2010-01-07 Doug Kwan <dougkwan@google.com>
8044 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
8045 (Insn_template::thumb16_bcond_insn): New method declaration.
8046 (Insn_template): Fix spelling.
8047 (Stub::thumb16_special): New method declaration.
8048 (Stub::do_write): Define virtual method which was previously pure
8050 (Stub::do_thumb16_special): New method declaration.
8051 (Stub::do_fixed_endian_write): New template member.
8052 (Reloc_stub::do_write): Remove.
8053 (Reloc_stub::do_fixed_endian_write): Remove.
8054 (Cortex_a8_stub): New class definition.
8055 (Stub_factory::make_cortex_a8_stub): New method definition.
8056 (Stub_factory::Stub_factory): Add missing static storage class
8057 qualifier for elf32_arm_stub_a8_veneer_blx.
8059 2010-01-07 Ian Lance Taylor <iant@google.com>
8062 * options.h (class General_options): Add --warn-unresolved-symbols
8063 and --error-unresolved-symbols.
8064 * errors.cc (Errors::undefined_symbol): Implement
8065 --warn-unresolved-symbols.
8067 * options.h (class General_options): Add -z text and -z textoff.
8068 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8070 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8072 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8073 (Garbage_collection::cident_sections): New function.
8074 (Garbage_collection::add_cident_section): New function.
8075 (Garbage_collection::cident_sections_): New member.
8076 (gc_process_relocs): Add references to sections whose names are C
8078 * gold.h (cident_section_start_prefix): New constant.
8079 (cident_section_stop_prefix): New constant.
8080 (is_cident): New function.
8081 * layout.cc (Layout::define_section_symbols): Replace string constants
8082 with the newly defined constants.
8083 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8085 * testsuite/Makefile.am: Add gc_orphan_section_test.
8086 * testsuite/Makefile.in: Regenerate.
8087 * testsuite/gc_orphan_section_test.cc: New file.
8088 * testsuite/gc_orphan_section_test.sh: New file.
8090 2010-01-06 Ian Lance Taylor <iant@google.com>
8093 * options.h (class General_options): Add --warn-shared-textrel.
8094 * layout.cc (Layout::finish_dynamic_section): Implement
8095 --warn-shared-textrel.
8098 * options.h (class General_options): Add --warn-multiple-gp.
8100 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8102 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8103 $(THREADSLIB) and $(LIBDL).
8104 * Makefile.in: Rebuild.
8106 2010-01-06 Ian Lance Taylor <iant@google.com>
8109 * options.cc (General_options::parse_section_start): New function.
8110 (General_options::section_start): New function.
8111 (General_options::General_options): Initialize all members.
8112 * options.h: Include <map>
8113 (class General_options): Add --section-start. Add section_starts_
8115 * layout.cc (Layout::attach_allocated_section_to_segment): If
8116 --section-start was used, set the address of the segment. Remove
8117 local sort_sections.
8118 (Layout::relaxation_loop_body): If the address of the load segment
8119 has been set by --section-start, don't use it.
8120 * output.h (Output_segment::update_flags_for_output_section): New
8122 * output.cc (Output_segment::add_output_section): Call
8123 update_flags_for_output_section.
8125 2010-01-05 Ian Lance Taylor <iant@google.com>
8128 * options.h (class General_options): Add --undefined-version.
8129 * script.cc (struct Version_expression): Add was_matched_by_symbol
8131 (Version_script_info::matched_symbol): New function.
8132 (Version_script_info::get_symbol_version_helper): Call
8134 (Version_script_info::check_unmatched_names): New function.
8135 * script.h (class Version_script_info): Update declarations.
8136 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8138 * options.h (class General_options): Use DEFINE_bool_alias for
8139 allow_multiple_definition.
8140 * resolve.cc (Symbol_table::should_override): Don't test
8141 allow_multiple_definition.
8144 * options.h (class General_options): Add --cref.
8145 * main.cc (main): Print cref table if --cref. Don't close mapfile
8146 until after printing cref table.
8147 * cref.cc: Include "symtab.h".
8148 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8149 (Cref_table_compare::operator()): New function.
8150 (Cref_inputs::gather_cref): New function.
8151 (filecol): New static const.
8152 (Cref_inputs::print_cref): New function.
8153 (Cref::print_cref): New function.
8154 * cref.h: Include <cstdio>.
8155 (class Cref): Update declarations.
8156 * mapfile.h (Mapfile::file): New function.
8157 * object.h (class Object): Define Symbols. Declare virtual
8158 do_get_global_symbols.
8159 (Object::get_global_symbols): New function.
8160 * object.cc (Input_objects::add_object): Pass object to cref_ if
8162 (Input_objects::archive_start): Likewise.
8163 (Input_objects::archive_stop): Likewise.
8164 (Input_objects::print_cref): New function.
8165 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8166 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8168 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8170 * plugin.h (class Sized_pluginobj): Update declarations.
8172 2010-01-05 Ian Lance Taylor <iant@google.com>
8174 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8175 to is_default_version. Rename insdef to insdefault.
8176 (Symbol_table::add_from_relobj): Rename def to is_default_version
8177 and local to is_forced_local.
8178 (Symbol_table::add_from_pluginobj): Likewise.
8179 (Symbol_table::add_from_dynobj): Likewise.
8180 (Symbol_table::define_special_symbol): Rename insdef to
8183 2010-01-04 Ian Lance Taylor <iant@google.com>
8186 * options.h (class General_options): Add
8187 --allow-multiple-definition and -z muldefs.
8188 * resolve.cc (Symbol_table::should_override): Don't warn about a
8189 multiple symbol definition if --allow-multiple-definition or -z
8193 * options.h (class General_options): Add --add-needed and
8194 --copy-dt-needed-entries. Tweak --as-needed help entry.
8195 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8196 error if --copy-dt-needed-entries aka --add-needed is used and
8197 would cause a change in behaviour.
8200 * options.h (class General_options): Add -G as a short version of
8201 --shared. Add no-op options -assert, -g, and -i.
8203 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8205 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8206 check for .text or .gnu.linkonce.t sections.
8207 * icf.cc (Icf::find_identical_sections): Ditto.
8208 Change the detection for mangled function name within the section
8210 * icf.h (is_section_foldable_candidate): New function.
8212 2009-12-30 Ian Lance Taylor <iant@google.com>
8215 * options.h (class General_options): Permit two dashes with
8216 --retain-symbols-file.
8218 2009-12-30 Ian Lance Taylor <iant@google.com>
8221 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8222 don't put the file header and segment headers in the text
8226 * common.cc (Sort_commons::operator()): Stabilize sort when both
8228 (Symbol_table::do_allocate_commons_list): When allocating common
8229 symbols, skip a symbol which is no longer common.
8230 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8231 an object before checking its type.
8232 * testsuite/common_test_2.c: New file.
8233 * testsuite/common_test_3.c: New file.
8234 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8235 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8236 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8237 (common_test_2_pic.o, common_test_2.so): New targets.
8238 (common_test_3_pic.o, common_test_3.so): New targets.
8239 * testsuite/Makefile.in: Rebuild.
8242 * script.cc (read_input_script): If we see a new SECTIONS clause,
8243 and we have added an input section, give an error.
8244 * layout.h (class Layout): Add have_added_input_section function.
8245 Add have_added_input_section_ field.
8246 * layout.cc (Layout::Layout): Initialize
8247 have_added_input_section_.
8248 (Layout::layout): Set have_added_input_section_.
8249 (Layout::layout_eh_frame): Likewise.
8251 2009-12-30 Ian Lance Taylor <iant@google.com>
8254 * options.h (class General_options): Add --sort-common option.
8255 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8256 * common.cc (Sort_common): Add sort_order parameter to
8257 constructor. Add sort_order_ field.
8258 (Sort_commons::operator): Check sort_order_.
8259 (Symbol_table::allocate_commons): Determine the sort order.
8260 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8262 (Symbol_table::do_allocate_commons_list): Likewise.
8264 2009-12-30 Ian Lance Taylor <iant@google.com>
8267 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8268 symbols from this object, don't change the visibility of an
8270 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8272 2009-12-30 Ian Lance Taylor <iant@google.com>
8275 * script.h (class Version_script_info): Define Language enum.
8276 Update declarations. Define Glob, Exact, and Lookup types. Add
8277 new fields globals_, locals_, and is_finalized_.
8278 * script.cc: Various formatting fixes.
8279 (class Parser_closure): Change language_stack_ from a vector of
8280 std::string to one of Version_script_info::Language. Adjust all
8282 (class Lazy_demangler): Remove.
8283 (struct Version_expression): Change language from std::string to
8284 Version_script_info::Language.
8285 (Version_script_info::Version_script_info): New function.
8286 (Version_script_info::~Version_script_info): Don't call clear.
8287 (Version_script_info::finalize): New function.
8288 (Version_script_info::build_lookup_tables): New function.
8289 (Version_script_info::build_expression_list_lookup): New
8291 (Version_script_info::get_symbol_version_helper): Rewrite to use
8293 (Version_script_info::print_expression_list): Adjust to use
8294 Version_script_info::Language.
8295 (script_push_lex_into_version_mode): Check that the version script
8296 has not been finalized.
8297 (version_script_push_lang): Change language string to
8298 Version_script_info::Language.
8299 * options.cc (Command_line::version_script): New function.
8300 * options.h (class General_options): Add finalize_dynamic_list
8301 function. Change version_script from declaration to definition.
8302 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8303 * testsuite/version_script.map: Remove duplicate def of foo.
8304 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8306 * testsuite/Makefile.in: Rebuild.
8308 2009-12-30 Ian Lance Taylor <iant@google.com>
8311 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8312 if the input symbol index is 0, make the output symbol index 0.
8314 2009-12-30 Ian Lance Taylor <iant@google.com>
8317 * options.h (class General_options): Add -x/--discard-all.
8318 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8319 --discard-all. If the local symbol needs a dynamic entry, check
8320 that before handling --discard-locals.
8322 2009-12-30 Ian Lance Taylor <iant@google.com>
8325 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8327 (Output_segment::add_output_section): Don't change the flags if
8331 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8332 GNU hash table if they need a dynamic value. Otherwise, don't add
8333 them if they are defined in a dynamic object or are forced local.
8335 2009-12-29 Ian Lance Taylor <iant@google.com>
8338 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8339 .gnu.hash table for a 32-bit target.
8342 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8343 regular and a dynamic object only needs a dynamic symbol table
8344 entry if it is externally visible.
8347 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8348 constructor. Add global_offset_table_ field.
8349 (Target_i386::got_section): Set global_offset_table_.
8350 (Target_i386::do_finalize_sections): Set global_offset_table_
8352 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8353 in constructor. Add global_offset_table_ field.
8354 (Target_x86_64::got_section): Set global_offset_table_.
8355 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8358 * layout.cc (Layout::Layout): Initialize increase_relro_.
8359 (Layout::get_output_section): Add is_relro, is_last_relro, and
8360 is_first_non_relro parameters. Change all callers.
8361 (Layout::choose_output_section): Likewise.
8362 (Layout::add_output_section_data): Likewise.
8363 (Layout::make_output_section): Likewise.
8364 (Layout::set_segment_offsets): Clear increase_relro when using a
8366 * layout.h (class Layout): Add increase_relro method. Add
8367 increase_relro_ field. Update declarations.
8368 * output.cc (Output_section::Output_section): Initialize
8369 is_last_relro_ and is_first_non_relro_.
8370 (Output_segment::add_output_section): Group relro sections is
8371 do_sort is true. Handle is_last_relro and is_first_non_relro.
8372 (Output_segment::maximum_alignment): Remove relro handling.
8373 (Output_segment::set_section_addresses): Add increase_relro
8374 parameter. Change all callers. Add initial alignment to align
8375 relro sections on separate page. Remove old relro handling.
8376 (Output_segment::set_section_list_addresses): Remove in_relro
8377 parameter. Change all callers.
8378 (Output_segment::set_offset): Add increase parameter. Change all
8379 callers. Remove old relro handling.
8380 * output.h (class Output_section): Add new methods: is_last_relro,
8381 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8382 Add is_last_relro_ and is_first_non_relro_ fields.
8383 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8384 Create separate .got.plt section. Call increase_relro.
8385 * x86_64.cc (Target_x86_64::got_section): Likewise.
8386 * testsuite/relro_script_test.t: Add .got.plt.
8389 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8390 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8391 (Layout::finalize): Call set_dynamic_symbol_size.
8392 (Layout::set_dynamic_symbol_size): New function.
8393 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8394 set_dynamic_symbol_size.
8397 * output.h (class Output_section): Add is_entsize_zero_ field.
8398 * output.cc (Output_section::Output_section): Initialize
8400 (Output_section::set_entsize): If two different entsizes are
8401 requested, force it to zero.
8402 (Output_section::add_input_section): Set flags for .debug_str
8403 before updating section flags. Set entsize.
8404 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8405 and SHF_STRING if all input sections have those flags.
8407 2009-12-29 Rafael Espindola <espindola@google.com>
8409 * main.cc (main): Fix the sys time reporting.
8410 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8413 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8415 * options.cc (General_options::parse_version): Allow -v to exit
8416 without an error if there is nothing to link.
8418 2009-12-29 Ian Lance Taylor <iant@google.com>
8420 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8421 using a version of gcc before 4.1.
8422 * configure: Rebuild.
8424 2009-12-28 Chris Demetriou <cgd@google.com>
8426 * attributes.cc (Output_attributes_section_data::do_write): Use
8427 std::vector::front rather than std::vector::data.
8429 2009-12-28 Ian Lance Taylor <iant@google.com>
8431 * symtab.h (class Symbol_table): Add enum Defined.
8432 * resolve.cc (Symbol_table::should_override): Add defined
8433 parameter. Change all callers. Test whether object is NULL
8434 before calling a method on it.
8435 (Symbol_table::report_resolve_problem): Add defined parameter.
8437 (Symbol_table::should_override_with_special): Likewise.
8438 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8439 parameter. Change all callers.
8440 (Symbol_table::do_define_in_output_data): Likewise.
8441 (Symbol_table::define_in_output_segment): Likewise.
8442 (Symbol_table::do_define_in_output_segment): Likewise.
8443 (Symbol_table::define_as_constant): Likewise.
8444 (Symbol_table::do_define_as_constant): Likewise.
8445 * script.h (class Symbol_assignment): Add is_defsym parameter to
8446 constructor; change all callers.
8447 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8448 parameter. Change all callers. Add is_defsym_ field.
8449 (class Parser_closure): Add parsing_defsym parameter to
8450 constructor; change all callers. Add parsing_defsym accessor
8451 function. Add parsing_defsym_ field.
8453 2009-12-28 Ian Lance Taylor <iant@google.com>
8455 * gold.cc (queue_middle_tasks): Fix formatting.
8456 * object.cc (Relobj::is_section_name_included): Likewise.
8458 2009-12-23 Ian Lance Taylor <iant@google.com>
8460 * i386.cc (Target_i386::do_calls_non_split): Recognize
8461 -fsplit-stack prologue for a function with a static chain.
8462 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8463 -fsplit-stack prologue when using %r11.
8465 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8467 * options.cc (General_options::parse_version): Make -v continue and do
8468 the link like GNU ld does.
8470 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8472 * Makefile.am (CCFILES): Add timer.cc.
8473 (HFILES): Add timer.h.
8474 * configure.ac: Check for sysconf and times.
8475 * main.cc: include timer.h.
8476 (main): Use Timer instead of get_run_time.
8479 * workqueue.cc: include timer.h.
8480 (Workqueue::find_and_run_task):
8481 Report user, sys and wall time.
8482 * Makefile.in: Regenerate.
8483 * config.in: Regenerate.
8484 * configure: Regenerate.
8486 2009-12-16 Doug Kwan <dougkwan@google.com>
8488 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8490 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8491 relaxed input sections.
8492 * output.cc (Output_section::find_relaxed_input_section): Change
8493 return type to Output_relaxed_input_section pointer. Adjust code
8494 for new type of relaxed_input_section_map_.
8495 * output.h (Output_section::find_relaxed_input_section): Change
8496 return type to Output_relaxed_input_section pointer.
8497 (Output_section::Output_relaxed_input_section_by_input_section_map):
8499 (Output_section::relaxed_input_section_map_): Change type to
8500 Output_section::Output_relaxed_input_section_by_input_section_map.
8501 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8504 2009-12-15 Ian Lance Taylor <iant@google.com>
8506 * layout.cc (Layout::create_shstrtab): Only write out after input
8507 sections if we are compressing debug sections.
8509 2009-12-15 Ian Lance Taylor <iant@google.com>
8511 * archive.cc (Archive::add_symbols): Only look up a symbol without
8512 a version if there is, in fact, a version.
8514 2009-12-14 Ian Lance Taylor <iant@google.com>
8516 Revert -Wshadow changes, all changes from:
8517 2009-12-11 Doug Kwan <dougkwan@google.com>
8518 2009-12-11 Nick Clifton <nickc@redhat.com>
8519 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8521 2009-12-11 Doug Kwan <dougkwan@google.com>
8523 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8525 * attributes.cc (Object_attribute::size): Ditto.
8526 (Attributes_section_data::size): Ditto.
8527 (Attributes_section_data::Attributes_section_data): Ditto.
8528 (Output_attributes_section_data::do_write): Ditto.
8529 * attributes.h (Object_attribute::set_type): Ditto.
8530 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8532 2009-12-11 Nick Clifton <nickc@redhat.com>
8534 * archive.cc: Fix shadowed variable warnings.
8536 * compressed_output.cc: Likewise.
8537 * compressed_output.h: Likewise.
8538 * configure: Likewise.
8539 * dwarf_reader.cc: Likewise.
8540 * dynobj.cc: Likewise.
8541 * dynobj.h: Likewise.
8542 * ehframe.cc: Likewise.
8543 * ehframe.h: Likewise.
8544 * errors.cc: Likewise.
8545 * expression.cc: Likewise.
8546 * fileread.cc: Likewise.
8547 * fileread.h: Likewise.
8548 * freebsd.h: Likewise.
8549 * i386.cc: Likewise.
8551 * incremental.h: Likewise.
8552 * layout.cc: Likewise.
8553 * layout.h: Likewise.
8554 * mapfile.cc: Likewise.
8555 * merge.cc: Likewise.
8556 * merge.h: Likewise.
8557 * object.cc: Likewise.
8558 * object.h: Likewise.
8559 * options.h: Likewise.
8560 * output.cc: Likewise.
8561 * output.h: Likewise.
8562 * parameters.cc: Likewise.
8563 * plugin.cc: Likewise.
8564 * powerpc.cc: Likewise.
8565 * reduced_debug_output.cc: Likewise.
8566 * reduced_debug_output.h: Likewise.
8567 * reloc.cc: Likewise.
8568 * reloc.h: Likewise.
8569 * resolve.cc: Likewise.
8570 * script-sections.cc: Likewise.
8571 * script.cc: Likewise.
8572 * script.h: Likewise.
8573 * sparc.cc: Likewise.
8574 * symtab.cc: Likewise.
8575 * symtab.h: Likewise.
8576 * target-select.cc: Likewise.
8577 * target-select.h: Likewise.
8578 * token.h: Likewise.
8579 * workqueue.cc: Likewise.
8580 * workqueue.h: Likewise.
8581 * x86_64.cc: Likewise.
8583 2009-12-10 Doug Kwan <dougkwan@google.com>
8585 * arm.cc (attributes.h): New include.
8586 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8587 (Arm_relobj::~Arm_relobj): Delete object pointed by
8588 attributes_section_data_.
8589 (Arm_relobj::attributes_section_data): New method definition.
8590 (Arm_relobj::attributes_section_data_): New data member declaration.
8591 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8592 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8593 attributes_section_data_.
8594 (Arm_dynobj::attributes_section_data): New method definition.
8595 (Arm_dynobj::attributes_section_data_): New data member declaration.
8596 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8597 initialization value of may_use_blx_ to false.
8598 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8599 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8600 object attributes to compute results instead of hard-coding.
8601 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8602 Target_arm::get_secondary_compatible_arch,
8603 Target_arm::set_secondary_compatible_arch
8604 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8605 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8606 New method declarations.
8607 (Target_arm::get_aeabi_object_attribute): New method definition.
8608 (Target_arm::attributes_section_data_): New data member declaration.
8609 (read_arm_attributes_section): New template definition.
8610 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8611 (Arm_dynobj::do_read_symbols): Ditto.
8612 (Target_arm::do_finalize_sections): Merge attributes sections from
8613 input. Check for BLX use after attributes section merging.
8614 Fix __exidx_start and __exidx_end visibility. Create an
8615 .ARM.attributes section if necessary.
8616 (Target_arm::get_secondary_compatible_arch,
8617 Target_arm::set_secondary_compatible_arch,
8618 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8619 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8620 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8621 New method definitions.
8623 2009-12-09 Ian Lance Taylor <iant@google.com>
8625 * plugin.cc (Plugin::load): Don't cast from void* to a function
8628 2009-12-09 Ian Lance Taylor <iant@google.com>
8630 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8633 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8635 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8636 Replace two_file_shared_1.so with two_file_shared_2.so.
8637 * testsuite/Makefile.in: Regenerated.
8639 2009-12-08 Doug Kwan <dougkwan@google.com>
8641 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8642 (HFILES): Add attributes.h and int_encoding.h.
8643 * Makefile.in: Regenerate.
8644 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8645 function definitions to int_encoding.cc
8646 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8647 prototypes to int_encoding.h
8648 * reduced_debug_output.cc (int_encoding.h): New include.
8649 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8650 function definitions to int_encoding.cc
8651 (insert_into_vector, read_from_pointer): Move template definitions to
8653 * attributes.cc: New file.
8654 * attributes.h: New file.
8655 * int_encoding.cc: New file.
8656 * int_encoding.h: New file.
8658 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8661 * incremental-dump.cc (dump_incremental_inputs): New.
8662 (main): Use dump_incremental_inputs.
8664 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8667 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8668 checking elfcpp::STT_FUNC.
8669 (Target_i386::Relocate::relocate): Likewise.
8670 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8672 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8673 symbols from shared libraries into normal FUNC symbols.
8675 * symtab.h (Symbol): Add is_func and use it.
8677 2009-12-05 Doug Kwan <dougkwan@google.com>
8679 * arm.cc (Target_arm::arm_info): Initialize new fields
8680 attributes_section and attributes_vendor.
8681 * i386.cc (Target_i386::i386_info): Same.
8682 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8683 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8684 fields attributes_section and attributes_vendor.
8685 * sparc.cc (Target_sparc::sparc_info): Same.
8686 * target.h (Target::attributes_section, Target::attributes_vendor,
8687 Target::is_attributes_section, Target::attribute_arg_type,
8688 Target::attributes_order): New method definitions.
8689 (Target::Target_info::attributes_section,
8690 Target::Target_info::attributes_vendor): New fields.
8691 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8692 virtual method definitions.
8693 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8694 attributes_section and attributes_vendor.
8695 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8697 2009-12-05 Doug Kwan <dougkwan@google.com>
8699 * arm.cc: Update comments about interworking and stub generation.
8700 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8701 considered as non-PIC.
8702 (Arm_relocate_functions::base_abs): Fix formatting.
8703 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8704 of function to use GOT entry address instead of offset.
8705 (Target_arm::Scan::global): Issue an error if a symbol would need a
8706 PLT does not get one because it is untyped. Remove code to create
8707 dynamic symbols for relative branches.
8708 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8709 takes unsigned integer instead of boolean.
8711 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8713 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8714 (two_file_test_LDADD): Likewise.
8715 (common_test_1_LDADD): Likewise.
8716 (exception_test_LDADD) Likewise.
8717 (weak_test_LDADD): Likewise.
8718 (many_sections_test_LDADD): Likewise.
8719 (initpri1_LDADD): Likewise.
8720 (script_test_1_LDADD): Likewise.
8721 (script_test_2_LDADD): Likewise.
8722 (justsyms_LDADD): Likewise.
8723 (binary_test_LDADD): Likewise.
8724 (large_LDADD): Likewise.
8725 * testsuite/Makefile.in: Regenerated.
8727 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8729 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8730 (Symbol_table::override_with_special): Likewise.
8731 (Symbol_table::add_from_object): Likewise.
8733 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8735 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8736 Don't set the data_offset twice.
8738 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8740 * testsuite/Makefile.in: Regenerate.
8742 2009-12-03 Doug Kwan <dougkwan@google.com>
8744 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8745 (Target_arm::do_finalize_sections): Add parameter for symbol table
8746 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8747 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8748 parameter for symbol table pointer.
8749 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8750 an additional parameter for a pointer to symbol table.
8751 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8752 parameter for a symbol table pointer.
8753 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8754 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8756 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8757 parameter for a symbol table pointer.
8759 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8761 * incremental.cc (Incremental_inputs_header)
8762 (Incremental_inputs_header_write, Incremental_inputs_entry)
8763 (Incremental_inputs_entry_write): Move ...
8764 * incremental.h (Incremental_inputs_header)
8765 (Incremental_inputs_header_write, Incremental_inputs_entry)
8766 (Incremental_inputs_entry_write): here.
8768 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8770 * incremental.cc (make_sized_incremental_binary): Set the target.
8771 Error if it is incompatible.
8772 * output.h (Output_file): Add filename method.
8774 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8776 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8777 from the get_* methods.
8779 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8781 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8782 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8783 Write 0 for the data_offset of scripts.
8785 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8787 * testsuite/Makefile.am: Add the incremental_test.sh test.
8788 * testsuite/incremental_test.sh: New.
8789 * testsuite/incremental_test_1.c: New.
8790 * testsuite/incremental_test_2.c: New.
8792 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8794 * incremental-dump.cc (main): Fix typos.
8796 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8799 * incremental-dump.cc (main): Use llu to print 64 bit values.
8801 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8802 H.J. Lu <hongjiu.lu@intel.com>
8804 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8806 (incremental_dump_LDADD): Likewise.
8807 * Makefile.in: Regenerated.
8809 2009-11-25 Doug Kwan <dougkwan@google.com>
8813 2009-11-25 Doug Kwan <dougkwan@google.com>
8815 * arm.cc (Target_arm::Target_arm): Move method definition
8816 outside of class definition. Add code to handle
8817 --target1-rel, --target1-abs and --target2= options.
8818 (Target_arm::get_reloc_reloc_type): Change method to be
8819 non-static and const.
8820 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8821 New data member declaration.
8822 (Target_arm::Scan::local, Target_arm::Scan::global,
8823 Target_arm::Relocate::relocate,
8824 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8825 Adjust call to Target_arm::get_real_reloc_type.
8826 (Target_arm::get_real_reloc_type): Use command line options
8827 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8828 * options.h (--target1-rel, --target1-abs, --target2): New
8831 2009-11-25 Doug Kwan <dougkwan@google.com>
8833 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8834 class definition. Add code to handle --target1-rel, --target1-abs
8835 and --target2= options.
8836 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8838 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8840 (Target_arm::Scan::local, Target_arm::Scan::global,
8841 Target_arm::Relocate::relocate,
8842 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8843 call to Target_arm::get_real_reloc_type.
8844 (Target_arm::get_real_reloc_type): Use command line options to
8845 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8846 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8849 2009-11-25 Doug Kwan <dougkwan@google.com>
8851 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8852 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8853 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8855 (Arm_relocate_functions::thm_call): Replace body with a call to
8856 Arm_relocate_functions::thumb_branch_common.
8857 (Arm_relocate_functions::thm_jump24,
8858 Arm_relocate_functions::thm_xpc22): New method definitions.
8859 (Arm_relocate_functions::thumb_branch_common): New method definition.
8860 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8862 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8863 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8865 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8867 * Makefile.am: Build incremental-dump
8868 * Makefile.in: Regenerate.
8869 * incremental-dump.cc: New.
8870 * incremental.cc (Incremental_inputs_header_data,
8871 Incremental_inputs_entry_data): Move to incremental.h
8872 * incremental.h: (Incremental_inputs_header_data,
8873 Incremental_inputs_entry_data): Move from incremental.cc
8875 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8877 * incremental.cc (Incremental_inputs_header,
8878 Incremental_inputs_header_write, Incremental_inputs_entry,
8879 Incremental_inputs_entry_write): Add a typedef with the data type.
8881 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8883 * incremental.cc (Incremental_inputs_header,
8884 Incremental_inputs_header_write, Incremental_inputs_entry,
8885 Incremental_inputs_entry_write): Update comment about which
8886 type has the filed descriptions.
8888 2009-11-15 Doug Kwan <dougkwan@google.com>
8890 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8891 (Arm_relocate_functions::arm_branch_common): Change method defintion
8892 in class definition to a method declaration and update list of formal
8894 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8895 Arm_relocation_functions::jump24): Adjust call to
8896 Arm_relocate_functions::arm_branch_common. Update list of formal
8898 (Arm_relocate_functions::xpc25): New method definition.
8899 (Arm_relocate_functions::arm_branch_common): Move method defintion
8900 out from class definition. Use stubs for mode-switching and extending
8902 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8903 specially. Change code to enable use of stubs in ARM branches.
8905 2009-11-10 Doug Kwan <dougkwan@google.com>
8907 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8908 in method declaration.
8909 (Target_arm::relocate_stub): New method declaration.
8910 (Target_arm::default_target): Change to return a pointer instead of
8912 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8913 Target_arm::default_target.
8914 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8916 (Target_arm::relocate_section): Adjust view.
8917 (Target_arm::relocate_stub): New method definition.
8919 2009-11-10 Doug Kwan <dougkwan@google.com>
8921 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8923 * incremental.cc (open_incremental_binary): Initialized local
8924 variables to avoid warnings.
8925 * object.cc (make_elf_object): Ditto.
8926 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8929 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8932 * testsuite/plugin_test.c: Include "config.h".
8934 2009-11-09 Doug Kwan <dougkwan@google.com>
8936 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8937 (arm_symbol_value): Remove.
8938 (Arm_relocate_functions::arm_branch_common,
8939 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8940 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8941 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8942 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8943 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8944 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8945 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8946 Arm_relocate_functions::thm_mobw_abs_nc,
8947 Arm_relocate_functions::thm_mov_abs,
8948 Arm_relocate_functions::movw_prel_nc,
8949 Arm_relocate_functions::thm_movt_abs,
8950 Arm_relocate_functions::movt_prel,
8951 Arm_relocate_functions::thm_movw_prel_nc,
8952 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8953 (Target_arm::Relocate::relocate): Only decompose address into two
8954 parts if relocation type uses the thumb-bit and pass the actual
8955 bit instead of a flag indicating that the thumb-bit is used. Adjust
8956 calls to methods in Arm_relocate_functions for this change.
8958 2009-11-08 Ian Lance Taylor <iant@google.com>
8961 * reloc.cc: Instantiate
8962 Sized_relobj::initialize_input_to_output_maps and
8963 Sized_relobj:free_input_to_output_maps.
8965 2009-11-06 Ian Lance Taylor <iant@google.com>
8968 * defstd.cc (in_segment): Set only_if_ref true for "end".
8970 2009-11-06 Doug Kwan <dougkwan@google.com>
8972 * arm.cc (class Reloc_stub): Correct a comment.
8973 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8974 (Target_arm::scan_section_for_stubs): New method declaration.
8975 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8976 Change methods from private to protected.
8977 (Target_arm::do_may_relax): New method definition.
8978 (Target_arm::do_relax, Target_arm::group_sections,
8979 Target_arm::scan_reloc_for_stub,
8980 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8981 (Target_arm::arm_input_section_map_): New data member declaration.
8982 (Target_arm::scan_reloc_for_stub,
8983 Target_arm::scan_reloc_section_for_stubs,
8984 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8985 Target_arm::do_relax): New method definitions.
8987 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8989 * configure.ac: Check for (struct stat)::st_mtim
8990 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8991 * config.in: Regenerate.
8992 * configure: Regenerate.
8994 2009-11-05 Ian Lance Taylor <iant@google.com>
8997 * output.cc (Output_segment::add_output_section): Add missing
9000 2009-11-04 Ian Lance Taylor <iant@google.com>
9003 * object.h (class Object): Add is_needed and set_is_needed
9004 methods. Add is_needed_ field. Make bool fields into bitfields.
9005 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
9006 defined in a dynamic object and referenced by a regular object,
9007 set is_needed for the dynamic object.
9008 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
9009 if the file is marked with as_needed and it is not needed.
9011 2009-11-04 Ian Lance Taylor <iant@google.com>
9014 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
9015 tags if data is discarded by linker script.
9016 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9017 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
9018 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
9019 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9021 2009-11-04 Ian Lance Taylor <iant@google.com>
9023 * layout.cc (Layout::get_output_section): Add is_interp and
9024 is_dynamic_linker_section parameters. Change all callers.
9025 (Layout::choose_output_section): Likewise.
9026 (Layout::make_output_section): Likewise.
9027 (Layout::add_output_section_data): Add is_dynamic_linker_section
9028 parameter. Change all callers.
9029 * layout.h (class Layout): Update declarations.
9030 * output.h (class Output_section): Add is_interp, set_is_interp,
9031 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
9032 Add is_interp_, is_dynamic_linker_section_ fields. Change
9033 generate_code_fills_at_write_ to a bitfield.
9034 * output.cc (Output_section::Output_sections): Initialize new
9036 (Output_segment::add_output_section): Add do_sort parameter.
9039 2009-11-03 Ian Lance Taylor <iant@google.com>
9042 * options.h (class General_options): Add --warn-common.
9043 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
9044 merging two common symbols.
9045 (Symbol_table::should_override): Handle --warn-common when merging
9046 a common symbol with a defined symbol. Use report_resolve_problem
9047 for multiple definitions.
9048 (Symbol_table::report_resolve_problem): New function.
9049 * symtab.h (class Symbol_table): Declare report_resolve_problem.
9051 2009-11-03 Doug Kwan <dougkwan@google.com>
9053 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9055 (Target_arm::stub_factory): New method definition.
9056 (Target_arm::new_arm_input_section,
9057 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9058 Target_arm::reloc_uses_thumb_bit): New method declarations.
9059 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9060 New type definitions.
9061 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9062 member declarations.
9063 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9064 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9065 New method definitions.
9067 2009-11-03 Ian Lance Taylor <iant@google.com>
9069 * options.h (class General_options): Add --warn_constructors.
9071 2009-11-03 Ian Lance Taylor <iant@google.com>
9074 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9075 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9077 2009-11-03 Ian Lance Taylor <iant@google.com>
9080 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9081 --msgid-bugs-address.
9082 (install-pdf): New target.
9083 (install-data_yes): Look up one directory to find mkinstalldirs.
9085 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9087 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9090 2009-10-30 Doug Kwan <dougkwan@google.com>
9092 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9094 2009-10-30 Doug Kwan <dougkwan@google.com>
9096 * arm.cc (Stub_addend_reader): New struct template definition
9097 and partial specializations.
9098 (Stub_addend_reader::operator()): New method definition for a
9099 partially specialized template.
9101 2009-10-30 Doug Kwan <dougkwan@google.com>
9103 * arm.cc (Arm_relobj::processor_specific_flags): New method
9105 (Arm_relobj::do_read_symbols): New method declaration.
9106 (Arm_relobj::processor_specific_flags_): New data member declaration.
9107 (Arm_dynobj): New class definition.
9108 (Target_arm::do_finalize_sections): Add input_objects parameter.
9109 (Target_arm::do_adjust_elf_header): New method declaration.
9110 (Target_arm::are_eabi_versions_compatible,
9111 (Target_arm::merge_processor_specific_flags): New method declaration.
9112 (Target_arm::do_make_elf_object): New overloaded method definitions
9114 (Arm_relobj::do_read_symbols): New method definition.
9115 (Arm_dynobj::do_read_symbols): Ditto.
9116 (Target_arm::do_finalize_sections): Add input_objects parameters.
9117 Merge processor-specific flags from all input objects.
9118 (Target_arm::are_eabi_versions_compatible,
9119 Target_arm::merge_processor_specific_flags,
9120 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9121 New method definitions.
9122 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9123 Input_objects pointer type parameter.
9124 * layout.cc (Layout::finalize): Pass input objects to target's.
9125 finalize_sections function.
9126 * output.cc (Output_file_header::do_sized_write): Set ELF file
9127 header's processor-specific flags.
9128 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9129 Input_objects pointer type parameter.
9130 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9131 * target.h (Input_objects): New forward class declaration.
9132 (Target::processor_specific_flags,
9133 Target::are_processor_specific_flags_sect): New method definitions.
9134 (Target::finalize_sections): Add input_objects parameter.
9135 (Target::Target): Initialize processor_specific_flags_ and
9136 are_processor_specific_flags_set_.
9137 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9139 (Target::set_processor_specific_flags): New method definition.
9140 (Target::processor_specific_flags_,
9141 Target::are_processor_specific_flags_set_): New data member
9143 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9144 Input_objects pointer type parameter.
9146 2009-10-30 Doug Kwan <dougkwan@google.com>
9148 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9150 2009-10-28 Ian Lance Taylor <iant@google.com>
9152 * object.h (class Relobj): Drop options parameter from
9153 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9154 do_scan_relocs, do_relocate. Change all callers.
9155 (class Sized_relobj): Drop options parameters from
9156 do_gc_process_relocs, do_scan_relocs, do_relocate,
9157 do_relocate_sections, relocate_sections, emit_relocs_scan,
9158 emit_relocs_scan_reltype. Change all callers.
9159 (struct Relocate_info): Remove options field and all references to
9161 * reloc.h (class Read_relocs): Remove options constructor
9162 parameter and options_ field. Change all callers.
9163 (class Gc_process_relocs, class Scan_relocs): Likewise.
9164 (class Relocate_task): Likewise.
9165 * target-reloc.h (scan_relocs): Remove options parameter. Change
9167 (scan_relocatable_relocs): Likewise.
9168 * target.h (class Sized_target): Remove options parameter from
9169 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9171 * gc.h (gc_process_relocs): Remove options parameter. Change all
9173 * arm.cc: Update functions to remove options parameters.
9174 * i386.cc: Likewise.
9175 * powerpc.cc: Likewise.
9176 * sparc.cc: Likewise.
9177 * x86_64.cc: Likewise.
9178 * testsuite/testfile.cc: Likewise.
9180 2009-10-28 Doug Kwan <dougkwan@google.com>
9182 * arm.cc (Arm_relobj): New class definition.
9183 (Arm_relobj::scan_sections_for_stubs,
9184 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9185 New method definitions.
9187 2009-10-28 Cary Coutant <ccoutant@google.com>
9189 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9190 (Plugin::cleanup_done_): New member.
9191 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9192 (Plugin_manager::cleanup_done_): Remove.
9193 (Plugin_manager::add_input_file): Edit error message.
9194 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9195 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9197 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9199 * fileread.cc: (File_read::View::~View): Use the new
9200 data_ownership_ filed.
9201 (File_read::~File_read): Dispose the new whole_file_view_.
9202 (File_read::open): Mmap the whole file if needed.
9203 (File_read::open): Use whole_file_view_ instead of contents_.
9204 (File_read::find_view): Use whole_file_view_ if applicable.
9205 (File_read::do_read): Use whole_file_view_ instead of contents_.
9206 (File_read::make_view): Use whole_file_view_ instead of contents_,
9207 update File_read::View::View call.
9208 (File_read::find_or_make_view): Update File_read::View::View
9210 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9212 (File_read::View::Data_ownership): New enum.
9213 (File_read::View::View): Replace bool mapped_ with Data_ownership
9215 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9216 (File_read::View::data_ownership_): New field.
9217 (File_read::contents_): Remove (replaced by whole_file_view_).
9218 (File_read::whole_file_view_): New field.
9219 * options.h (class General_options): Add --keep-files-mapped.
9221 2009-10-27 Cary Coutant <ccoutant@google.com>
9223 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9224 * testsuite/Makefile.am (plugin_test_5): New test case.
9225 * testsuite/Makefile.in: Regenerate.
9227 2009-10-25 Doug Kwan <dougkwan@google.com>
9229 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9230 from private to protected to allow access by child class.
9231 (Sized_relobj::do_relocate_sections): New method declaration.
9232 (Sized_relobj::relocate_sections): Virtualize.
9233 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9234 Sized_relobj::relocate_sections. Instantiate template explicitly
9235 for different target sizes and endianity.
9237 2009-10-24 Doug Kwan <dougkwan@google.com>
9239 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9240 (Arm_input_section::as_arm_input_section): New method.
9241 (Arm_output_section): New class definition.
9242 (Arm_output_section::create_stub_group,
9243 Arm_output_section::group_sections): New method definitions.
9245 2009-10-22 Doug Kwan <dougkwan@google.com>
9247 * arm.cc (Arm_input_section): New class definition.
9248 (Arm_input_section::init, Arm_input_section:do_write,
9249 Arm_input_section::set_final_data_size,
9250 Arm_input_section::do_reset_address_and_file_offset): New method
9253 2009-10-21 Doug Kwan <dougkwan@google.com>
9255 * arm.cc (Stub_table, Arm_input_section): New forward class
9257 (Stub_table): New class defintion.
9258 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9259 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9260 New method definition.
9262 2009-10-21 Doug Kwan <dougkwan@google.com>
9264 * arm.cc: Update copyright comments.
9265 (Target_arm): New forward class template declaration.
9266 (Arm_address): New type.
9267 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9268 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9269 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9271 (Insn_template): Same.
9272 (DEF_STUBS): New macro.
9273 (Stub_type): New enum type.
9274 (Stub_template): New class definition.
9277 (Stub_factory): Same.
9278 (Target_arm::Target_arm): Initialize may_use_blx_ and
9279 should_force_pic_veneer_.
9280 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9281 Target_arm::should_force_pic_veneer,
9282 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9283 Target_arm::using_thumb_only, Target_arm:;default_target): New
9285 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9286 New data member declarations.
9287 (Insn_template::size, Insn_template::alignment): New method defintions.
9288 (Stub_template::Stub_template): New method definition.
9289 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9290 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9291 (Stub_factory::Stub_factory): New method definition.
9292 * gold.h (string_hash): New template.
9293 * output.h (Input_section_specifier::hash_value): Use
9295 (Input_section_specifier::string_hash): Remove.
9296 * stringpool.cc (Stringpool_template::string_hash): Use
9299 2009-10-20 Doug Kwan <dougkwan@google.com>
9301 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9302 symbols of relaxed input sections.
9303 * output.h (Output_section::find_relaxed_input_section): Make
9306 2009-10-16 Doug Kwan <dougkwan@google.com>
9308 * dynobj.cc (Versions::Versions): Initialize version_script_.
9309 Only insert base version symbol definition for a shared object
9310 if version script defines any version versions.
9311 (Versions::define_base_version): New method definition.
9312 (Versions::add_def): Check that base version is not needed.
9313 (Versions::add_need): Define base version lazily.
9314 * dynobj.h (Versions::define_base_version): New method declaration.
9315 (Versions::needs_base_version_): New data member declaration.
9316 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9317 (check_DATA): Add no_version_test.stdout.
9318 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9320 * testsuite/Makefile.in: Regenerate.
9321 * testsuite/no_version_test.c: New file.
9322 * testsuite/no_version_test.sh: Ditto.
9324 2009-10-16 Doug Kwan <dougkwan@google.com>
9326 * expression.cc (class Segment_start_expression): New class definition.
9327 (Segment_start_expression::value): New method definition.
9328 (script_exp_function_segment_start): Return a new
9329 Segment_start_expression.
9330 * gold/script-c.h (script_saw_segment_start_expression): New function
9332 * script-sections.cc (Script_sections::Script_sections): Initialize
9333 SAW_SEGMENT_START_EXPRESSION_ to false.
9334 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9335 and -Tbbs options to specify section addresses if given in
9336 command line and no SEGMENT_START expression is seen in a script.
9337 * script-sections.h (Script_sections::saw_segment_start_expression,
9338 Script_sections::set_saw_segment_start_expression): New method
9340 (Script_sections::saw_segment_start_expression_): New data member
9342 * script.cc (script_saw_segment_start_expression): New function.
9343 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9344 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9345 script_test_7.sh and script_test_8.sh.
9346 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9347 script_test_8.stdout.
9348 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9349 (script_test_6, script_test_6.stdout, script_test_7,
9350 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9351 * Makefile.in: Regenerate.
9352 * testsuite/script_test_6.sh: New file.
9353 * testsuite/script_test_6.t: Same.
9354 * testsuite/script_test_7.sh: Same.
9355 * testsuite/script_test_7.t: Same.
9356 * testsuite/script_test_8.sh: Same.
9358 2009-10-16 Doug Kwan <dougkwan@google.com>
9360 * output.cc (Output_segment::set_section_list_address): Cast
9361 expressions to unsigned long long type to avoid format warnings.
9363 2009-10-15 Ian Lance Taylor <iant@google.com>
9365 * script.cc (Script_options::add_symbol_assignment): Always add a
9366 dot assignment to script_sections_.
9367 * script-sections.cc (Script_sections::add_dot_assignment):
9368 Initialize if necessary.
9370 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9371 program headers with no load segment if there is a linker script.
9373 * layout.cc (Layout::set_segment_offsets): Align the file offset
9374 to the segment aligment for -N or -n with no load segment.
9375 * output.cc (Output_segment::add_output_section): Don't crash if
9376 the first section is a TLS section.
9377 (Output_segment::set_section_list_addresses): Print an error
9378 message if the address moves backward in a linker script.
9379 * script-sections.cc
9380 (Output_section_element_input::set_section_addresses): Don't
9381 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9382 (Orphan_output_section::set_section_addresses): Likewise.
9384 2009-10-15 Doug Kwan <dougkwan@google.com>
9386 * layout.cc (Layout::finish_dynamic_section): Generate tags
9387 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9388 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9389 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9391 2009-10-14 Ian Lance Taylor <iant@google.com>
9393 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9395 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9396 data_shdr fields of relinfo.
9397 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9398 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9399 R_386_TLS_LDO_32, adjust based on section flags.
9400 (Target_i386::Relocate::fix_up_ldo): Remove.
9402 2009-10-13 Ian Lance Taylor <iant@google.com>
9404 Add support for -pie.
9405 * options.h (class General_options): Add -pie and
9407 (General_options::output_is_position_independent): Test -pie.
9408 (General_options::output_is_executable): Return true if not shared
9409 and not relocatable.
9410 (General_options::output_is_pie): Remove.
9411 * options.cc (General_options::finalize): Reject incompatible uses
9413 * gold.cc (queue_middle_tasks): A -pie link is not static.
9414 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9415 * symtab.cc (Symbol::final_value_is_known): Return false if
9416 output_is_position_independent.
9417 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9418 output_is_position_independent.
9419 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9420 output_is_position_independent.
9421 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9422 output_is_position_independent.
9423 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9425 (basic_pie_test.o, basic_pie_test): New targets.
9426 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9427 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9428 (two_file_pie_test): New target.
9429 * testsuite/Makefile.in: Rebuild.
9430 * README: Remove note saying that -pie is not supported.
9432 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9434 * options.h (class General_options): Add -init and -fini.
9435 * layout.cc (Layout::finish_dynamic_section): Emit
9436 given init and fini functions.
9438 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9440 * gc.h (gc_process_relocs): Check if icf is enabled using new
9442 * gold.cc (queue_initial_tasks): Likewise.
9443 (queue_middle_tasks): Likewise.
9444 * object.cc (do_layout): Likewise.
9445 * symtab.cc (is_section_folded): Likewise.
9446 * main.cc (main): Likewise.
9447 * reloc.cc (Read_relocs::run): Likewise.
9448 (Sized_relobj::do_scan_relocs): Likewise.
9449 * icf.cc (is_function_ctor_or_dtor): New function.
9450 (Icf::find_identical_sections): Check if function is ctor or dtor when
9452 * options.h (General_options::icf): Change option to be an enum.
9453 (Icf_status): New enum.
9454 (icf_enabled): New method.
9455 (icf_safe_folding): New method.
9456 (set_icf_status): New method.
9457 (icf_status_): New variable.
9458 * (options.cc) (General_options::finalize): Set icf_status_.
9459 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9460 icf_test and icf_keep_unique_test to use the --icf enum flag.
9461 * testsuite/icf_safe_test.sh: New file.
9462 * testsuite/icf_safe_test.cc: New file.
9464 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9466 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9467 includes to gc.h and icf.h.
9468 * arm.cc: Include gc.h.
9469 * gold.cc: Likewise.
9470 * i386.cc: Likewise.
9471 * powerpc.cc: Likewise.
9472 * sparc.cc: Likewise.
9473 * x86_64.cc: Likewise.
9474 * gc.h: Include icf.h.
9476 2009-10-11 Ian Lance Taylor <iant@google.com>
9478 * plugin.cc: Include "gold.h" before other header files.
9480 2009-10-10 Chris Demetriou <cgd@google.com>
9482 * options.h (Input_file_argument::Input_file_type): New enum.
9483 (Input_file_argument::is_lib_): Replace with...
9484 (Input_file_argument::type_): New member.
9485 (Input_file_argument::Input_file_argument): Take Input_file_type
9486 'type' rather than boolean 'is_lib' as second argument.
9487 (Input_file_argument::is_lib): Use type_.
9488 (Input_file_argument::is_searched_file): New function.
9489 (Input_file_argument::may_need_search): Handle is_searched_file.
9490 * options.cc (General_options::parse_library): Support -l:filename.
9491 (General_options::parse_just_symbols): Update for Input_file_argument
9493 (Command_line::process): Likewise.
9494 * archive.cc (Archive::get_file_and_offset): Likewise.
9495 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9496 * script.cc (read_script_file, script_add_file): Likewise.
9497 * fileread.cc (Input_file::Input_file): Likewise.
9498 (Input_file::will_search_for): Handle is_searched_file.
9499 (Input_file::open): Likewise.
9500 * readsyms.cc (Read_symbols::get_name): Likewise.
9501 * testsuite/Makefile.am (searched_file_test): New test.
9502 * testsuite/Makefile.in: Regenerate.
9503 * testsuite/searched_file_test.cc: New file.
9504 * testsuite/searched_file_test_lib.cc: New file.
9506 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9507 Ian Lance Taylor <iant@google.com>
9509 * descriptor.cc: Include <cstdio> and "binary-io.h".
9510 (Descriptors::open): Open the files in binary mode always.
9511 * script.cc (Lex::get_token): Treat \r as whitespace.
9513 2009-10-09 Ian Lance Taylor <iant@google.com>
9515 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9517 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9518 Ian Lance Taylor <iant@google.com>
9520 * configure.ac: Check for readv function also.
9521 * fileread.cc (readv): Define if not HAVE_READV.
9522 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9524 * config.in: Regenerate.
9525 * configure: Regenerate.
9527 2009-10-09 Doug Kwan <dougkwan@google.com>
9529 * layout.cc (Layout::make_output_section): Call target hook to make
9530 ordinary output section.
9531 (Layout::finalize): Adjust parameter list of call the
9532 Target::may_relax().
9533 * layout.h (class Layout::section_list): New method.
9534 * merge.h (Output_merge_base::entsize): Change visibility to public.
9535 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9537 (Output_merge_string::do_is_string): New method.
9538 * object.cc (Sized_relobj::do_setup): renamed from
9539 Sized_relobj::set_up.
9540 * object.h (Sized_relobj::adjust_shndx,
9541 Sized_relobj::initializ_input_to_output_maps,
9542 Sized_relobj::free_input_to_output_maps): Change visibilities to
9544 (Sized_relobj::setup): Virtualize.
9545 (Sized_relobj::do_setup): New method declaration.
9546 (Sized_relobj::invalidate_section_offset,
9547 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9548 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9549 * options.cc (parse_int): New function.
9550 * options.h (parse_int): New declaration.
9551 (DEFINE_int): New macro.
9552 (stub_group_size): New option.
9553 * output.cc (Output_section::Output_section): Initialize memebers
9554 merge_section_map_, merge_section_by_properties_map_,
9555 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9556 (Output_section::add_input_section): Handled deferred code-fill
9557 generation and remove an old comment.
9558 (Output_section::add_relaxed_input_section): New method definition.
9559 (Output_section::add_merge_input_section): Use merge section by
9560 properties map to speed to search. Update merge section maps
9562 (Output_section::build_relaxation_map): New method definition.
9563 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9565 (Output_section::relax_input_section): Renamed to
9566 Output_section::convert_input_sections_to_relaxed_sections and change
9567 interface to take a vector of pointers to relaxed sections.
9568 (Output_section::find_merge_section,
9569 Output_section::find_relaxed_input_section): New method definitions.
9570 (Output_section::is_input_address_mapped,
9571 Output_section::output_offset, Output_section::output_address):
9572 Use output section data maps to speed up searching.
9573 (Output_section::find_starting_output_address): Add comments.
9574 (Output_section::do_write,
9575 Output_section::write_to_postprocessing_buffer): Do code-fill
9576 generation as appropriate.
9577 (Output_section::get_input_sections): Invalidate relaxed input section
9579 (Output_section::restore_states): Adjust type of checkpoint .
9580 Invalidate relaxed input section map.
9581 * output.h (Output_merge_base): New class declaration.
9582 (Input_section_specifier): New class defintion.
9583 (class Output_relaxed_input_section) Change base class to
9584 Output_section_data_build.
9585 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9586 base class initializer.
9587 (Output_section::add_relaxed_input_section): New method declaration.
9588 (Output_section::Input_section): Change visibility to protected.
9589 (Output_section::Input_section::relobj,
9590 Output_section::Input_section::shndx): Handle relaxed input sections.
9591 Output_section::input_sections) Change visibility to protected. Also
9592 define overload to return a non-const pointer.
9593 (Output_section::Merge_section_properties): New class defintion.
9594 (Output_section::Merge_section_by_properties_map,
9595 Output_section::Output_section_data_by_input_section_map,
9596 Output_section::Relaxation_map): New types.
9597 (Output_section::relax_input_section): Rename method to
9598 Output_section::convert_input_sections_to_relaxed_sections and change
9599 interface to take a vector of relaxed section pointers.
9600 (Output_section::find_merge_section,
9601 Output_section::find_relaxed_input_section,
9602 Output_section::build_relaxation_map,
9603 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9604 New method declarations.
9605 (Output_section::merge_section_map_
9606 Output_section::merge_section_by_properties_map_,
9607 Output_section::relaxed_input_section_map_,
9608 Output_section::is_relaxed_input_section_map_valid_,
9609 Output_section::generate_code_fills_at_write_): New data members.
9610 * script-sections.cc
9611 (Output_section_element_input::set_section_addresses): Call
9612 current_data_size and addralign methods of relaxed input sections.
9613 (Orphan_output_section::set_section_addresses): Call current_data_size
9614 and addralign methods of relaxed input sections.
9615 * symtab.cc (Symbol_table::compute_final_value): Extract template
9616 from the body of Symbol_table::sized_finalize_symbol.
9617 (Symbol_table::sized_finalized_symbol): Call
9618 Symbol_table::compute_final_value.
9619 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9620 (Symbol_table::compute_final_value): New templated method declaration.
9621 * target.cc (Target::do_make_output_section): New method defintion.
9622 * target.h (Target::make_output_section): New method declaration.
9623 (Target::relax): Add more parameters for input objects, symbol table
9624 and layout. Adjust call to do_relax.
9625 (Target::do_make_output_section): New method declaration.
9626 (Target::do_relax): Add parameters for input objects, symbol table
9629 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9631 * pread.c: Include stdio.h.
9633 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9635 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9638 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9640 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9641 Change read_shndx type to unsigned int.
9642 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9644 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9645 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9646 Change read_shndx type to unsigned int.
9647 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9649 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9650 * layout.cc (Layout::create_symtab_sections): Cast the result of
9651 local_symcount * symsize to off_t in the gold_assert.
9653 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9655 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9656 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9658 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9659 (Arm_relocate_functions::thm_abs5): New function.
9660 (Arm_relocate_functions::abs12): New function.
9661 (Arm_relocate_functions::abs16): New function.
9662 (Arm_relocate_functions::base_abs): New function.
9663 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9664 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9665 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9667 (Scan::global): Likewise.
9668 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9669 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9670 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9671 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9674 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9676 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9677 (Arm_relocate_functions::movt_prel): New function.
9678 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9679 (Arm_relocate_functions::thm_movt_prel): New function.
9680 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9681 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9682 (Scan::global, Relocate::relocate): Likewise.
9683 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9685 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9687 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9688 Incremental_checker.
9689 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9691 (class Incremental_inputs_header): New class.
9692 (Incremental_inputs_header_writer): Edit comment.
9693 (Incremental_inputs_entry): New class.
9694 (Incremental_inputs_entry_writer): Edit comment.
9695 (Sized_incremental_binary::do_find_incremental_inputs_section):
9696 Add *strtab_shndx parameter, fill it.
9697 (Sized_incremental_binary::do_check_inputs): New method.
9698 (Incremental_checker::can_incrementally_link_output_file): Use
9699 Sized_incremental_binary::check_inputs.
9700 (Incremental_inputs::report_command_line): Save command line in
9703 (Incremental_binary::find_incremental_inputs_section): New
9705 (Incremental_binary::do_find_incremental_inputs_section): Add
9706 strtab_shndx parameter.
9707 (Incremental_binary::do_check_inputs): New pure virtual method.
9708 (Sized_incremental_binary::do_check_inputs): Declare.
9709 (Incremental_checker::Incremental_checker): Add incremental_inputs
9710 parameter, use it to initialize incremental_inputs_.
9711 (Incremental_checker::incremental_inputs_): New field.
9712 (Incremental_checker::command_line): New method.
9713 (Incremental_checker::inputs): New method.
9714 (Incremental_checker::command_line_): New field.
9716 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9718 * incremental.cc: Include <cstdarg> and "target-select.h".
9719 (vexplain_no_incremental): New function.
9720 (explain_no_incremental): New function.
9721 (Incremental_binary::error): New method.
9722 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9724 (make_sized_incremental_binary): New function.
9725 (open_incremental_binary): New function.
9726 (can_incrementally_link_file): Add checks if output is ELF and has
9728 * incremental.h: Include "elfcpp_file.h" and "output.h".
9729 (Incremental_binary): New class.
9730 (Sized_incremental_binary): New class.
9731 (open_incremental_binary): Declare.
9732 * object.cc (is_elf_object): Use
9733 elfcpp::Elf_recognizer::is_elf_file.
9734 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9735 * output.h (Output_file::filesize): New method.
9737 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9739 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9741 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9742 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9744 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9746 (Arm_relocate_functions::movw_abs_nc): New function.
9747 (Arm_relocate_functions::movt_abs): New function.
9748 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9749 (Arm_relocate_functions::thm_movt_abs): New function.
9750 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9751 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9752 (Scan::global): Likewise.
9753 (Relocate::relocate): Likewise.
9754 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9756 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9758 * arm.cc (Arm_relocate_functions::got_prel) New function.
9759 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9760 (Relocate::relocate): Likewise.
9761 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9763 2009-10-06 Ian Lance Taylor <iant@google.com>
9765 * options.h (class General_options): Define
9766 split_stack_adjust_size parameter.
9767 * object.h (class Object): Add uses_split_stack_ and
9768 has_no_split_stack_ fields. Add uses_split_stack and
9769 has_no_split_stack accessor functions. Declare
9770 handle_split_stack_section.
9771 (class Reloc_symbol_changes): Define.
9772 (class Sized_relobj): Define Function_offsets. Declare
9773 split_stack_adjust, split_stack_adjust_reltype, and
9775 * object.cc (Object::handle_split_stack_section): New function.
9776 (Sized_relobj::do_layout): Call handle_split_stack_section.
9777 * dynobj.cc (Sized_dynobj::do_layout): Call
9778 handle_split_stack_section.
9779 * reloc.cc (Sized_relobj::relocate_sections): Call
9780 split_stack_adjust for executable sections in split_stack
9781 objects. Pass reloc_map to relocate_section.
9782 (Sized_relobj::split_stack_adjust): New function.
9783 (Sized_relobj::split_stack_adjust_reltype): New function.
9784 (Sized_relobj::find_functions): New function.
9785 * target-reloc.h: Include "object.h".
9786 (relocate_section): Add reloc_symbol_changes parameter. Change
9788 * target.h (class Target): Add calls_non_split method. Declare
9789 do_calls_non_split virtual method. Declare match_view and
9791 * target.cc: Include "elfcpp.h".
9792 (Target::do_calls_non_split): New function.
9793 (Target::match_view): New function.
9794 (Target::set_view_to_nop): New function.
9795 * gold.cc (queue_middle_tasks): Give an error if mixing
9796 split-stack and non-split-stack objects with -r.
9797 * i386.cc (Target_i386::relocate_section): Add
9798 reloc_symbol_changes parameter.
9799 (Target_i386::do_calls_non_split): New function.
9800 * x86_64.cc (Target_x86_64::relocate_section): Add
9801 reloc_symbol_changes parameter.
9802 (Target_x86_64::do_calls_non_split): New function.
9803 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9805 * powerpc.cc (Target_powerpc::relocate_section): Add
9806 reloc_symbol_changes parameter.
9807 * sparc.cc (Target_sparc::relocate_section): Add
9808 reloc_symbol_changes parameter.
9809 * configure.ac: Call AM_CONDITIONAL for the default target.
9810 * configure: Rebuild.
9811 * testsuite/Makefile.am (TEST_AS): New variable.
9812 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9813 (check_DATA): Add split_i386 and split_x86_64 files.
9814 (SPLIT_DEFSYMS): Define.
9815 (split_i386_[1234n].o): New targets.
9816 (split_i386_[124]): New targets.
9817 (split_i386_[1234r].stdout): New targets.
9818 (split_x86_64_[1234n].o): New targets.
9819 (split_x86_64_[124]): New targets.
9820 (split_x86_64_[1234r].stdout): New targets.
9821 (MOSTLYCLEANFILES): Add new executables.
9822 * testsuite/split_i386.sh: New file.
9823 * testsuite/split_x86_64.sh: New file.
9824 * testsuite/split_i386_1.s: New file.
9825 * testsuite/split_i386_2.s: New file.
9826 * testsuite/split_i386_3.s: New file.
9827 * testsuite/split_i386_4.s: New file.
9828 * testsuite/split_i386_n.s: New file.
9829 * testsuite/split_x86_64_1.s: New file.
9830 * testsuite/split_x86_64_2.s: New file.
9831 * testsuite/split_x86_64_3.s: New file.
9832 * testsuite/split_x86_64_4.s: New file.
9833 * testsuite/split_x86_64_n.s: New file.
9834 * testsuite/testfile.cc (Target_test): Update relocation_section
9836 * testsuite/Makefile.in: Rebuild.
9838 2009-10-06 Ian Lance Taylor <iant@google.com>
9840 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9841 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9842 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9843 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9844 the address on ldo_addrs_.
9845 (Target_i386::Relocate::fix_up_ldo): New function.
9847 2009-10-06 Rafael Espindola <espindola@google.com>
9849 * plugin.cc (add_input_library): New.
9850 (Plugin::load): Add add_input_library to tv.
9851 (Plugin_manager::add_input_file): Add the is_lib argument.
9852 (add_input_file): Update call to Plugin_manager::add_input_file.
9853 (add_input_library): New.
9854 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9856 2009-09-30 Doug Kwan <dougkwan@google.com>
9858 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9859 symbol and call Symbol::may_need_copy_reloc to determine if
9860 a copy reloc is needed.
9861 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9862 nocopyreloc is given in command line.
9863 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9864 given in command line.
9865 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9866 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9867 of the removed Target_i386::may_need_copy_reloc.
9868 * options.h (copyreloc): New option with default value false.
9869 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9870 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9871 instead of the removed Target_powerpc::may_need_copy_reloc.
9872 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9873 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9874 instead of the removed Target_sparc::may_need_copy_reloc.
9875 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9876 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9877 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9878 instead of the removed Target_x86_64::may_need_copy_reloc.
9880 2009-09-30 Ian Lance Taylor <iant@google.com>
9882 * object.h (class Object): Remove target_ field, and target,
9883 sized_target, and set_target methods.
9884 (Object::sized_target): Remove.
9885 (class Sized_relobj): Update declarations. Remove sized_target.
9886 * object.cc (Sized_relobj::setup): Remove target parameter.
9888 (Input_objects::add_object): Don't do anything with the target.
9889 (make_elf_sized_object): Add punconfigured parameter. Change all
9890 callers. Set or test parameter target.
9891 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9893 * parameters.cc (Parameters::set_target): Change parameter type to
9895 (Parameters::default_target): Remove.
9896 (set_parameters_target): Change parameter type to be non-const.
9897 (parameters_force_valid_target): New function.
9898 (parameters_clear_target): New function.
9899 * parameters.h (class Parameters): Update declarations. Remove
9900 default_target method. Add sized_target and clear_target
9901 methods. Change target_ to be non-const.
9902 (set_parameters_target): Update declaration.
9903 (parameters_force_valid_target): Declare.
9904 (parameters_clear_target): Declare.
9905 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9906 as NULL if we aren't searching.
9907 (Add_symbols::run): Don't check for compatible target.
9908 * fileread.cc (Input_file::open_binary): Call
9909 parameters_force_valid_target.
9910 * gold.cc (queue_middle_tasks): Likewise.
9911 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9912 set_target on object.
9913 * dynobj.h (class Sized_dynobj): Update declarations.
9914 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9915 make_elf_object returns NULL.
9916 (Archive::include_member): Don't check whether object target is
9918 * output.cc (Output_section::add_input_section): Get target from
9920 (Output_section::relax_input_section): Likewise.
9921 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9923 (Sized_relobj::do_scan_relocs): Likewise.
9924 (Sized_relobj::relocate_sections): Likewise.
9925 * resolve.cc (Symbol_table::resolve): Likewise.
9926 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9927 parameter. Change all callers.
9928 (Symbol_table::add_from_object): Get target from parameters.
9929 (Symbol_table::add_from_relobj): Don't check object target.
9930 (Symbol_table::add_from_dynobj): Likewise.
9931 (Symbol_table::define_special_symbol): Get target from
9933 * symtab.h (class Symbol_table): Update declaration.
9934 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9935 parameter. Change all callers. Clear parameter target.
9936 (Binary_test): Test target here.
9937 * testsuite/object_unittest.cc (gold_testsuite): Remove
9938 target_test_pointer parameter. Change all callers.
9939 (Object_test): Test target here.
9941 2009-09-26 Ian Lance Taylor <iant@google.com>
9943 * testsuite/initpri1.c: Don't try to use constructor priorities if
9944 compiling with gcc before 4.3.
9946 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9948 * testsuite/retain_symbols_file_test.sh (check_present): Change
9949 output file name to retain_symbols_file_test.stdout.
9950 (check_absent): Likewise.
9952 2009-09-18 Craig Silverstein <csilvers@google.com>
9954 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9955 * options.cc: Include <cerrno> and <fstream>.
9956 (General_options::finalize): Parse -retain-symbols-file tag.
9957 * options.h: New flag.
9958 (General_options): New method should_retain_symbol, new
9959 variable symbols_to_retain.
9960 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9961 should_retain_symbol map.
9962 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9963 * testsuite/Makefile.in: Regenerate.
9964 * testsuite/retain_symbols_file_test.sh: New file.
9966 2009-09-18 Nick Clifton <nickc@redhat.com>
9968 * po/es.po: Updated Spanish translation.
9970 2009-09-17 Doug Kwan <dougkwan@google.com>
9972 * debug.h (DEBUG_RELAXATION): New constant.
9973 (DEBUG_ALL): Add DEBUG_RELAXATION.
9974 (debug_string_to_enum): Add relaxation debug option.
9976 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9977 Layout::Relaxation_debug_check::read_sections,
9978 Layout::Relaxation_debug_check::read_sections): New method definitions.
9979 (Layout::Layout): Initialize data members
9980 record_output_section_data_from_scrips_,
9981 script_output_section_data_list_ and relaxation_debug_check_.
9982 (Layout::save_segments, Layout::restore_segments,
9983 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9984 Layout::relaxation_loop_body): New method definitions.
9985 (Layout::finalize): Support relaxation. Move section layout code to
9986 Layout::relaxation_loop_body.
9987 (Layout::set_asection_address_from_script): Move code for orphan
9988 section placement out.
9989 (Layout::place_orphan_sections_in_script): New method definition.
9990 * layout.h (Output_segment_headers, Output_file_header):
9991 New forward class declarations.
9992 (Layout::~Layout): Define.
9993 (Layout::new_output_section_data_from_script): New method definition.
9994 (Layout::place_orphan_sections_in_script): New method declaration.
9995 (Layout::Segment_states): New type declaration.
9996 (Layout::save_segments, Layout::restore_segments,
9997 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9998 Layout::relaxation_loop_body): New method declarations.
9999 (Layout::Output_section_data_list): New type declaration.
10000 (Layout::Relaxation_debug_check): New class definition.
10001 (Layout::record_output_section_data_from_script_,
10002 Layout::script_output_section_data_list_, Layout::segment_states_,
10003 Layout::relaxation_debug_check_): New data members.
10004 * output.cc: (Output_section_headers::do_size): New method definition.
10005 (Output_section_headers::Output_section_headers): Move size
10006 computation to Output_section_headers::do_size.
10007 (Output_segment_headers::do_size): New method definition.
10008 (Output_file_header::Output_file_header): Move size computation to
10009 Output_file_header::do_size and call it.
10010 (Output_file_header::do_size): New method definition.
10011 (Output_data_group::Output_data_group): Adjust call to
10012 Output_section_data.
10013 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
10014 (Output_symtab_xindex::do_write): Add array bound check.
10015 (Output_section::Input_section::print_to_mapfile): Handle
10016 RELAXED_INPUT_SECTION_CODE.
10017 (Output_section::Output_section): Initialize data member checkpoint_.
10018 (Output_section::~Output_section): Delete checkpoint object pointed
10020 (Output_section::add_input_section): Always add an Input_section if
10022 (Output_section::add_merge_input_section): Add assert.
10023 (Output_section::relax_input_section): New method definition.
10024 (Output_section::set_final_data_size): Set load address to zero for
10025 an unallocated section.
10026 (Output_section::do_address_and_file_offset_have_reset_values):
10027 New method definition.
10028 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
10029 Handle relaxed input section.
10030 (Output_section::sort_attached_input_sections): Checkpoint input
10031 section list lazily.
10032 (Output_section::get_input_sections): Change type of input_sections to
10033 list of Simple_input_section pointers. Checkpoint input section list
10034 lazily. Also handle relaxed input sections.
10035 (Output_section::add_input_section_for_script): Take a reference to
10036 a Simple_input_section object instead of Relobj pointer and section
10037 index as parameter. Handle relaxed input sections.
10038 (Output_section::save_states, Output_section::restore_states): New
10039 method definitions.
10040 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
10041 (Output_data::is_data_size_fixed): New method definition.
10042 (Output_data::reset_addresss_and_file_offset): Do not reset data size
10044 (Output_data::address_and_file_offset_have_reset_values): New method
10046 (Output_data::do_address_and_file_offset_have_reset_values): New method
10048 (Output_data::set_data_size): Check that data size is not fixed.
10049 (Output_data::fix_data_size): New method definition.
10050 (Output_data::is_data_size_fixed_): New data member.
10051 (Output_section_headers::set_final_data_size): New method definition.
10052 (Output_section_headers::do_size): New method declaration.
10053 (Output_segment_headers::set_final_data_size): New method definition.
10054 (Output_segment_headers::do_size): New method declaration.
10055 (Output_file_header::set_final_data_size)::New method definition.
10056 (Output_file_header::do_size)::New method declaration.
10057 (Output_section_data::Output_section_data): Add new parameter
10058 is_data_size_fixed and use it to fix data size.
10059 (Output_data_const::Output_data_const): Adjust call to base class
10060 constructor and fix data size.
10061 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10062 base class constructor and fix data size.
10063 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10064 base class constructor and fix data size.
10065 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10066 class constructor and fix data size.
10067 (Output_data_group::set_final_data_size): New method definition.
10068 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10069 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10070 class constructor and fix data size.
10071 (Output_relaxed_input_section): New class definition.
10072 (Output_section::Simple_input_section): New class definition.
10073 (Output_section::get_input_sections): Adjust parameter list.
10074 (Output_section::add_input_section_for_script): Same.
10075 (Output_section::save_states, Output_section::restore_states,
10076 Output_section::do_address_and_file_offset_have_reset_values,
10077 (Output_section::Input_section::Input_section): Handle
10078 RELAXED_INPUT_SECTION_CODE. Add new overload for
10079 Output_relaxed_input_section.
10080 (Output_section::Input_section::is_input_section,
10081 Output_section::Input_section::set_output_section): Handle relaxed
10083 (Output_section::Input_section::is_relaxed_input_section,
10084 Output_section::Input_section::output_section_data,
10085 Output_section::Input_section::relaxed_input_section): New method
10087 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10089 (Output_section::Input_section::u1_): Update comments.
10090 (Output_section::Input_section::u2_): Add new union member poris.
10091 (Output_section::Checkpoint_output_section): New classs definition.
10092 (Output_section::relax_input_section): New method declaration.
10093 (Output_section::checkpoint_): New data member.
10094 (Output_segment): Update comments.
10095 (Output_segment::Output_segment): Un-privatize copy constructor.
10096 (Output_segment::operator=): Un-privatize.
10097 * script-sections.cc (Output_section_element::Input_section_list):
10098 Change element type to Output_section::Simple_input_section.
10099 (Output_section_element_dot_assignment::set_section_addresses):
10100 Register output section data for relaxation clean up.
10101 (Output_data_exression::Output_data_expression): Adjust call to base
10102 constructor to fix data size.
10103 (Output_section_element_data::set_section_addresses): Register
10104 Output_data_expression object for relaxation clean up.
10105 (struct Input_section_info): Replace Relobj pointer and section index
10106 pair with Output_section::Simple_input_section and Convert struct to a
10108 (Input_section_sorter::operator()): Adjust access to
10109 Input_section_info data member to use accessors.
10110 (Output_section_element_input::set_section_addresses): Use layout
10111 parameter. Adjust code to use Output_section::Simple_input_section
10112 and Input_secction_info classes. Register filler for relaxation
10114 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10115 and section index pair with Output_section::Simple_input_section
10116 class. Adjust code accordingly.
10117 (Phdrs_element::release_segment): New method definition.
10118 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10120 (Script_sections::release_segments): New method definition.
10121 * gold/script-sections.h (Script_sections::release_segments): New
10122 method declaration.
10123 * gold/target.h (Target::may_relax, Target::relax,
10124 Target::do_may_relax, Target::do_relax): New method definitions.
10126 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10128 * arm.cc (has_signed_unsigned_overflow): New function.
10129 (Arm_relocate_functions::abs8): New function.
10130 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10131 (Target_arm::Scan::global): Likewise.
10132 (Target_arm::relocate::relocate): Likewise.
10133 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10136 2009-09-16 Cary Coutant <ccoutant@google.com>
10138 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10139 * testsuite/Makefile.in: Regenerate.
10141 2009-09-11 Nick Clifton <nickc@redhat.com>
10143 * po/gold.pot: Updated by the Translation project.
10145 2009-09-08 Cary Coutant <ccoutant@google.com>
10147 * output.cc (Output_file::open): Add execute permission to empty file.
10148 * testsuite/Makefile.am (permission_test): New test.
10149 * testsuite/Makefile.in: Regenerate.
10151 2009-09-02 Ian Lance Taylor <iant@google.com>
10153 * output.cc (Output_file::resize): Call map_no_anonymous rather
10156 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10158 * gold.cc: Include "incremental.h".
10159 (queue_initial_tasks): Call Incremental_checker methods.
10160 * incremental.cc: Include "output.h".
10161 (Incremental_checker::can_incrementally_link_output_file): New
10163 * incremental.h (Incremental_checker): New class.
10165 * output.cc (Output_file::open_for_modification): New method.
10166 (Output_file::map_anonymous): Changed return type to bool. Record
10167 map in base_ field.
10168 (Output_file::map_no_anonymous): New method, broken out of map.
10169 (Output_file::map): Use map_no_anonymous and map_anonymous.
10170 * output.h (class Output_file): Update declarations.
10172 2009-08-24 Cary Coutant <ccoutant@google.com>
10174 * options.h (Command_line::Pre_options): New class.
10175 (Command_line::pre_options): New member.
10176 * options.cc (gold::options::ready_to_register): New variable.
10177 (One_option::register_option): Do nothing if not registering options.
10178 Assert if same short option registered twice.
10179 (General_options::General_options): Turn off option registration when
10181 (Command_line::Pre_options::Pre_options): New constructor.
10183 2009-08-24 Cary Coutant <ccoutant@google.com>
10185 * options.h (General_options::no_keep_memory): Remove incorrect
10188 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10190 * Makefile.am (am__skiplex, am__skipyacc): New.
10191 * Makefile.in: Regenerate.
10193 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10195 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10196 (INCLUDES): ... this.
10197 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10198 (AM_CPPFLAGS): Renamed from ...
10199 (INCLUDE): ... this.
10200 * Makefile.in, testsuite/Makefile.in: Regenerate.
10202 * Makefile.in: Regenerate.
10203 * aclocal.m4: Likewise.
10204 * config.in: Likewise.
10205 * configure: Likewise.
10206 * testsuite/Makefile.in: Likewise.
10208 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10209 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10210 * Makefile.in: Regenerate.
10211 * testsuite/Makefile.in: Regenerate.
10213 2009-08-19 Cary Coutant <ccoutant@google.com>
10215 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10216 symbols in shared libraries overridden by hidden or internal symbols
10217 in the main program.
10219 2009-08-19 Chris Demetriou <cgd@google.com>
10221 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10222 checking source file names in error messages.
10224 2009-08-18 Doug Kwan <dougkwan@google.com>
10226 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10227 an elcpp::Ehdr as parameter. Adjust call to set_target.
10228 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10229 an elfcpp::Ehdr as parameter.
10230 * object.cc (Object::set_target): Remove the version that looks up
10231 a target and sets it.
10232 (Sized_relobj::setup): Take a Target object instead of
10233 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10234 (make_elf_sized_object): Find target and ask target to
10235 make an ELF object.
10236 * object.h: (Object::set_target): Remove the version that looks up
10237 a target and sets it.
10238 (Sized_relobj::setup): Take a Target object instead of
10239 an elfcpp:Ehdr as parameter.
10240 * target.cc: Include dynobj.h.
10241 (Target::do_make_elf_object_implementation): New.
10242 (Target::do_make_elf_object): New.
10243 * target.h (Target::make_elf_object): New template declaration.
10244 (Target::do_make_elf_object): New method declarations.
10245 (Target::do_make_elf_object_implementation): New template declaration.
10247 2009-08-14 Ian Lance Taylor <iant@google.com>
10249 * gold.h (FUNCTION_NAME): Define.
10250 (gold_unreachable): Use FUNCTION_NAME.
10252 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10254 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10255 symbol in the --keep-unique list is not found.
10257 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10259 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10260 been maked as --keep-unique.
10261 (Icf::unfold_section): New function.
10262 * icf.h (Icf::unfold_section): New function.
10263 * options.h (General_options::keep_unique): New option.
10264 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10265 * testsuite/Makefile.in: Regenerate.
10266 * testsuite/icf_keep_unique_test.sh: New file.
10267 * testsuite/icf_keep_unique_test.cc: New file.
10269 2009-08-12 Cary Coutant <ccoutant@google.com>
10272 * resolve.cc (Symbol_table::resolve): Check for references from
10273 dynamic objects to hidden and internal symbols.
10274 * testsuite/Makefile.am (hidden_test.sh): New test.
10275 * testsuite/Makefile.in: Regenerate.
10276 * testsuite/hidden_test.sh: New script.
10277 * testsuite/hidden_test_1.c: New test source.
10278 * testsuite/hidden_test_main.c: New test source.
10280 2009-08-11 Doug Kwan <dougkwan@google.com>
10282 * arm.cc: Update comments.
10283 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10284 segment to locate the .ARM.exidx section if present.
10286 2009-08-09 Doug Kwan <dougkwan@google.com>
10288 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10291 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10292 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10295 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10297 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10298 valid tls_segment only for non-debug-section relocations.
10299 * testsuite/Makefile.am: Add gc_tls_test.
10300 * testsuite/Makefile.in: Regenerate.
10301 * testsuite/gc_tls_test.cc: New file.
10302 * testsuite/gc_tls_test.sh: New file.
10304 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10306 * icf.cc: New file.
10308 * Makefile.am (CCFILES): Add icf.cc.
10309 (HFILES): Add icf.h
10310 * Makefile.in: Regenerate.
10311 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10312 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10313 section, symbol and addend information for the relocs.
10314 * gold.cc (queue_middle_tasks): Call identical code folding.
10315 * gold.h: Add defines for multimap.
10316 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10317 to the call of finalize_local_symbols.
10318 * main.cc (main): Create object of class Icf.
10319 * object.cc (Sized_relobj::do_layout): Allow this function to be
10320 called twice during icf.
10321 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10322 to sections marked as identical by icf.
10323 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10325 (Sized_relobj::do_section_entsize): New function.
10326 * object.h (Object::section_entsize): New function.
10327 (Object::do_section_entsize): New pure virtual function.
10328 (Relobj::finalize_local_symbols): Add new parameter.
10329 (Relobj::do_section_entsize): New function.
10330 * options.h (General_options::icf): New option.
10331 (General_options::icf_iterations): New option.
10332 (General_options::print_icf_sections): New option.
10333 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10334 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10335 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10337 * symtab.cc (Symbol_table::is_section_folded): New function.
10338 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10339 to sections marked as identical by icf.
10340 * symtab.h (Symbol_table::set_icf): New function.
10341 (Symbol_table::icf): New function.
10342 (Symbol_table::is_section_folded): New function.
10343 (Symbol_table::icf_): New data member.
10344 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10345 * testsuite/Makefile.am: Add commands to build icf_test.
10346 * testsuite/Makefile.in: Regenerate.
10347 * testsuite/icf_test.sh: New file.
10348 * testsuite/icf_test.cc: New file.
10350 2009-07-24 Chris Demetriou <cgd@google.com>
10352 * layout.cc (is_compressible_debug_section): Fix incorrect
10353 comment about compressed section names.
10355 2009-07-20 Ian Lance Taylor <ian@airs.com>
10358 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10360 2009-07-16 Ian Lance Taylor <iant@google.com>
10363 * layout.h: #include <map>.
10364 (class Kept_section): Change from struct to class. Add accessors
10365 and setters. Add section size to Comdat_group mapping. Change
10366 Comdat_group to std::map. Add is_comdat_ field. Add
10367 linkonce_size field in union.
10368 (class Layout): Update declaration of find_or_add_kept_section.
10369 Don't declare find_kept_object.
10370 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10371 parameter. Add object, shndx, is_comdat, and is_group_name
10372 parameters. Change all callers. Adjust for new Kept_section.
10373 (Layout::find_kept_object): Remove.
10374 * object.cc (Sized_relobj::include_section_group): Update use of
10375 Kept_section. Rename secnum to shndx. Only record
10376 Kept_comdat_section if sections are the same size.
10377 (Sized_relobj::include_linkonce_section): Update use of
10378 Kept_section. Only record Kept_comdat_section if sections are the
10379 same size. Set size of linkonce section.
10380 (Sized_relobj::map_to_kept_section): Update call to
10381 get_kept_comdat_section.
10382 * object.h (class Sized_relobj): Rename fields in
10383 Kept_comdat_section to drop trailing underscores; change object
10384 field to Relobj*. Change Kept_comdat_section_table to store
10385 struct rather than pointer.
10386 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10387 Add kept_object and kept_shndx parameters. Change all callers.
10388 (Sized_relobj::get_kept_comdat_section): Change return type to
10389 bool. Add kept_object and kept_shndx parameters. Change all
10391 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10392 Layout::find_or_add_kept_section.
10394 2009-07-09 Ian Lance Taylor <iant@google.com>
10396 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10397 Reserve space in the hash table.
10399 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10401 * fileread.cc (File_read::get_mtime): New method.
10402 * fileread.h (Timespec): New structure.
10403 (File_read::get_mtime): New method.
10404 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10405 Renamed from timestamp_nsec.
10406 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10408 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10410 (Incremental_inputs::report_archive): Save mtime; style fix.
10411 (Incremental_inputs::report_obejct): Save mtime; style fix.
10412 (Incremental_inputs::report_script): Save mtime; style fix.
10413 (Incremental_inputs::finalize_inputs): Style fix.
10414 (Incremental_inputs::finalize): Style fix.
10415 (Incremental_inputs::create_input_section_data): Store inputs
10417 * incremental.h (Incremental_inputs::report_script): Add mtime
10419 (Incremental_inputs::Input_info::Input_info): Intialize only one
10421 (Incremental_inputs::Input_info::archive): Move to nameless
10423 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10424 (Incremental_inputs::Input_info::script): Move to nameless union.
10425 (Incremental_inputs::mtime): New field.
10426 * script.cc (read_input_script): Pass file mtime to
10428 * script.h (Script_info::inputs): Style fix.
10430 2009-07-01 Ian Lance Taylor <ian@airs.com>
10432 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10435 2009-06-24 Ian Lance Taylor <iant@google.com>
10438 * layout.cc (Layout::choose_output_section): If we find an
10439 existing section, update the flags.
10440 (Layout::create_notes): New function, broken out of
10442 (Layout::finalize): Don't create note sections.
10443 (Layout::create_note): Don't crash if linker script discards
10445 (Layout::create_gold_note): Likewise.
10446 (Layout::create_build_id): Likewise. Don't set
10447 after_input_sections on the section.
10448 (Layout::create_executable_stack_info): Remove target parameter.
10450 * layout.h (class Layout): Declare create_notes. Update
10451 declaration of create_executable_stack_info.
10452 * gold.cc (queue_middle_tasks): Call create_notes.
10453 * output.cc (Output_section::update_flags_for_input_section): Move
10454 here from output.h. If SHF_ALLOC flag is newly set, mark address
10456 * output.h (Output_data::mark_address_invalid): New function.
10457 (class Output_section): Only declare, not define,
10458 update_flags_for_input_section. Remove set_flags.
10460 2009-06-24 Ian Lance Taylor <iant@google.com>
10462 * script-sections.cc (Output_section_definition::
10463 set_section_addresses): Rename shadowing local load_address to
10466 2009-06-24 Ian Lance Taylor <iant@google.com>
10469 * reloc.cc (relocate_sections): Skip empty relocation sections.
10471 2009-06-23 Ian Lance Taylor <iant@google.com>
10474 * layout.cc (Layout::create_note): Use choose_output_section
10475 rather than make_output_section.
10477 2009-06-23 Ian Lance Taylor <iant@google.com>
10480 * options.cc (General_options::parse_V): Set printed_version_.
10481 (General_options::General_options): Initialize printed_version_.
10482 * options.h (class General_options): Add printed_version_ field.
10483 * gold.cc (queue_initial_tasks): If there are no input files,
10484 don't give a fatal error if we printed the version information.
10485 (queue_middle_tasks): If using -r with a shared object, give a
10486 fatal error rather than an ordinary error.
10488 2009-06-23 Ian Lance Taylor <iant@google.com>
10491 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10492 (Layout::make_output_section): Set have_stabstr_section_ if we see
10493 a .stab*str section.
10494 (Layout::finalize): Call link_stabs_sections.
10495 (Layout::link_stabs_sections): New file.
10496 * layout.h (class Layout): Add have_stabstr_section_ field.
10497 Declare link_stabs_sections.
10499 2009-06-23 Doug Kwan <dougkwan@google.com>
10501 * Makefile.am (libgold_a_LIBADD): New.
10502 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10503 * Makefile.in: Regenerate.
10504 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10505 * configure: Regenerate.
10506 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10507 * fileread.cc: Include sys/state.h
10508 * gold.h: Declare memmem and strndup if found missing.
10509 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10511 2009-06-23 Ian Lance Taylor <iant@google.com>
10513 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10514 * configure: Rebuild.
10516 2009-06-23 Ian Lance Taylor <iant@google.com>
10519 * object.cc (Object::section_contents): Don't try to get a view if
10520 the section has length zero.
10521 (Object::handle_gnu_warning_section): If the section is empty, use
10522 the name of the section as the warning.
10524 2009-06-23 Ian Lance Taylor <iant@google.com>
10527 * stringpool.h (class Stringpool_template): Add optimize_ field.
10528 (Stringpool_template::set_optimize): New function.
10529 * stringpool.cc (Stringpool_template::Stringpool_template):
10530 Initialize optimize_ field.
10531 (Stringpool_template::set_string_offsets): Test local optimize
10532 fild rather than parameter.
10533 * layout.cc (Layout::Layout): Call set_optimize on the section
10536 2009-06-22 Ian Lance Taylor <iant@google.com>
10539 * yyscript.y: Parse TARGET.
10540 * script.cc (script_set_target): New function.
10541 * script-c.h (script_set_target): Declare.
10542 * options.cc (General_options::string_to_object_format): Rename
10543 from string_to_object_format in anonymous namespace. Change
10545 * options.h (class General_options): Declare
10546 string_to_object_format.
10548 2009-06-22 Ian Lance Taylor <iant@google.com>
10550 * script-sections.cc (Script_sections::create_segments): Don't put
10551 program headers in a PT_LOAD segment if -n or -N.
10553 2009-06-22 Ian Lance Taylor <iant@google.com>
10556 * options.h (class General_options): Add -z lazy and -z now. Sort
10557 -z options into alphabetical order.
10558 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10560 2009-06-21 Ian Lance Taylor <iant@google.com>
10562 * layout.cc (Layout::make_output_section): Call
10563 Target::new_output_section.
10564 (Layout::attach_allocated_section_to_segment): Put large section
10565 sections in a separate load segment with the large segment flag
10567 (Layout::segment_precedes): Sort large data segments after other
10569 (align_file_offset): New static function.
10570 (Layout::set_segment_offsets): Use align_file_offset.
10571 * output.h (class Output_section): Add is_small_section_ and
10572 is_large_section_ fields.
10573 (Output_section::is_small_section): New function.
10574 (Output_section::set_is_small_section): New function.
10575 (Output_section::is_large_section): New function.
10576 (Output_section::set_is_large_section): New function.
10577 (Output_section::is_large_data_section): New function.
10578 (class Output_segment): Add is_large_data_segment_ field.
10579 (Output_segment::is_large_data_segment): New function.
10580 (Output_segment::set_is_large_data_segment): New function.
10581 * output.cc (Output_section::Output_section): Initialize new
10583 (Output_segment::Output_segment): Likewise.
10584 (Output_segment::add_output_section): Add assertion that large
10585 data sections always go in large data segments. Force small data
10586 sections to the end of the list of data sections. Force small BSS
10587 sections to the start of the list of BSS sections. For large BSS
10588 sections to the end of the list of BSS sections.
10589 * symtab.h (class Symbol): Declare is_common_shndx.
10590 (Symbol::is_defined): Check Symbol::is_common_shndx.
10591 (Symbol::is_common): Likewise.
10592 (class Symbol_table): Define enum Commons_section_type. Update
10593 declarations. Add small_commons_ and large_commons_ fields.
10594 * symtab.cc (Symbol::is_common_shndx): New function.
10595 (Symbol_table::Symbol_table): Initialize new fields.
10596 (Symbol_table::add_from_object): Put small and large common
10597 symbols in the right list.
10598 (Symbol_table::sized_finalized_symbol): Check
10599 Symbol::is_common_shndx.
10600 (Symbol_table::sized_write_globals): Likewise.
10601 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10602 common symbol lists. Don't call do_allocate_commons_list if the
10604 (Symbol_table::do_allocate_commons_list): Remove is_tls
10605 parameter. Add comons_section_type parameter. Change all
10606 callers. Handle small and large common symbols.
10607 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10608 Symbol::is_common_shndx.
10609 * resolve.cc (symbol_to_bits): Likewise.
10610 * target.h (Target::small_common_shndx): New function.
10611 (Target::small_common_section_flags): New function.
10612 (Target::large_common_shndx): New function.
10613 (Target::large_common_section_flags): New function.
10614 (Target::new_output_section): New function.
10615 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10616 small_common_section_flags, and large_common_section_flags
10618 (Target::do_new_output_section): New virtual function.
10619 * arm.cc (Target_arm::arm_info): Initialize new fields.
10620 * i386.cc (Target_i386::i386_info): Likewise.
10621 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10623 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10624 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10625 (Target_x86_64::do_new_output_section): New function.
10626 * configure.ac: Define conditional MCMODEL_MEDIUM.
10627 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10628 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10629 (large_LDFLAGS): Define.
10630 * testsuite/large.c: New file.
10631 * testsuite/testfile.cc (Target_test::test_target_info):
10632 Initialize new fields.
10633 * configure, testsuite/Makefile.in: Rebuild.
10635 2009-06-05 Doug Kwan <dougkwan@google.com>
10637 * Makefile.am (CCFILES): Add target.cc.
10638 * Makefile.in: Regenerate.
10639 * i386.cc (class Target_i386): Define new virtual method to
10640 override do_is_local_label_name in parent.
10641 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10642 local symbols if --discard-locals or -X is given.
10643 * options.h (class General_options): Declare new options
10644 '--discard-locals' and '-X' for discarding locals.
10645 * target.h (class Target): Define new methods is_local_label_name.
10646 Declare new virtual method do_is_local_label_name.
10647 * target.cc: New file.
10648 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10649 (check_SCRIPTS): Add discard_locals_test.sh.
10650 (check_DATA): Add discard_local_tests.syms.
10651 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10652 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10653 * testsuite/Makefile.in: Regenerate.
10654 * testsuite/discard_locals_test.c: New file.
10655 * testsuite/discard_locals_test.sh: Same.
10657 2009-06-05 Doug Kwan <dougkwan@google.com>
10659 * object.cc (Sized_relobj::Sized_relobj): Initialize
10660 discarded_eh_frame_shndx_ to -1U.
10661 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10663 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10664 a discarded .eh_frame section.
10665 (Sized_relobj::do_finalize_local_symbols): Ditto.
10666 * object.h (class Sized_relobj): Declare new member
10667 discarded_eh_frame_shndx_.
10668 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10669 (local_labels_test.o, local_labels_test): New rules.
10670 * testsuite/Makefile.in: Regenerate.
10672 2009-06-04 Doug Kwan <dougkwan@google.com>
10674 * layout.cc (Layout::section_name_mapping): Add mapping for
10675 special ARM sections.
10677 2009-06-03 Doug Kwan <dougkwan@google.com>
10679 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10680 (utils::has_overflow): Same.
10682 2009-06-03 Ian Lance Taylor <iant@google.com>
10684 * layout.cc (Layout::section_name_mapping): New array, replacing
10685 Layout::linkonce_mapping.
10686 (Layout::section_name_mapping_count): New variable, replacing
10687 Layout::linkonce_mapping_count.
10688 (Layout::linkonce_output_name): Remove.
10689 (Layout::output_section_name): Rewrite.
10690 * layout.h (class Layout): Rename Linkonce_mapping to
10691 Section_name_mapping, linkonce_mapping to section_name_mapping,
10692 linkonce_mapping_count to section_name_mapping_count. Don't
10693 declare linkonce_output_name.
10695 2009-06-03 Doug Kwan <dougkwan@google.com>
10697 * gold/arm.cc (namespace utils): New.
10698 (Target_arm::reloc_is_non_pic): Define new method.
10699 (class Arm_relocate_functions): New.
10700 (Target_arm::Relocate::relocate): Handle relocation types used by
10703 2009-06-03 Ian Lance Taylor <iant@google.com>
10705 * arm.cc (Target_arm::scan::global): Use || instead of |.
10707 2009-06-02 Doug Kwan <dougkwan@google.com>
10709 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10710 issued_non_pic_error_.
10711 (class Target_arm::Scan): Declare new method check_non_pic.
10712 Define new method symbol_needs_plt_entry.
10713 Declare new data member issued_non_pic_error_.
10714 (class Target_arm::Relocate): Declare new method
10715 should_apply_static_reloc.
10716 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10717 (Target_arm::Scan::check_non_pic): Define new method.
10718 (Target_arm::Scan::local): Handle a small subset of reloc types used
10720 (Target_arm::Scan::local): Same.
10721 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10723 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10725 * incremental.cc (Incremental_inputs::report_command_line): Filter
10726 out --incremental-* options.
10728 2009-05-29 Doug Kwan <dougkwan@google.com>
10730 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10732 (class Target_arm): Update comment.
10733 (Target_arm::Target_arm): Initialize new data members GOT_,
10734 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10735 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10736 and Target_arm::rel_dyn_section.
10737 Declare new_enum Target_arm::Got_type.
10738 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10740 Update commments for member do_dynsym_value.
10741 (Target_arm::got_size, Target_arm::plt_section,
10742 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10743 new methods inside class defintion.
10744 (Target_arm::got_section): Define new method.
10745 (Target_arm::rel_dyn_section): Same.
10746 (Output_data_plt_arm): New template class.
10747 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10748 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10749 (Output_data_plt_arm::add_entry): Same.
10750 (Output_data_plt_arm::first_plt_entry): Define new
10751 static data member for PLT instruction template.
10752 (Output_data_plt_arm::plt_entry): Same.
10753 (Output_data_plt_arm::do_write): Define new method.
10754 (Target_arm::make_plt_entry): Same.
10755 (Target_arm::do_finalize_sections): Same.
10756 (Target_arm::do_dynsym_value): Same.
10758 2009-05-28 Doug Kwan <dougkwan@google.com>
10760 * Makefile.am (TARGETSOURCES): Add arm.cc.
10761 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10762 * Makefile.in: Regenerate.
10763 * arm.cc: New file.
10764 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10766 2009-05-26 Doug Kwan <dougkwan@google.com>
10768 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10769 (General_options::check_excluded_libs): Strip off directories in
10770 archive name before matching like GNU ld does.
10771 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10772 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10773 (exclude_libs_test_LDFLAGS): Add linker option
10774 -Wl,--exclude-libs,libexclude_libs_test_3
10775 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10776 an explicit archive without using -l.
10777 (alt/libexclude_libs_test_3.a): New make rule.
10778 * testsuite/Makefile.in: Regenerate.
10779 * testsuite/exclude_libs_test.c : Declare lib3_default().
10781 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10782 * exclude_libs_test_3.c: New file.
10784 2009-05-26 Nick Clifton <nickc@redhat.com>
10786 * po/id.po: New Indonesian translation.
10787 * po/gold.pot: Updated template file.
10789 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10791 * testsuite/Makefile.am: Add -ffunction-sections to compile
10792 gc_comdat_test files. Add -Wl,--gc-sections to build
10794 * testsuite/Makefile.in: Regenerate.
10795 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10797 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10799 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10800 kept comdat section was garbage collected.
10801 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10802 * testsuite/Makefile.in: Regenerate.
10803 * testsuite/gc_comdat_test.sh: New file.
10804 * testsuite/gc_comdat_test_1.cc: New file.
10805 * testsuite/gc_comdat_test_2.cc: New file.
10807 2009-05-19 Doug Kwan <dougkwan@google.com>
10809 * archive.cc (Archive::Archive): Move constructor from archive.h
10810 to here. Initialize no_export_.
10811 (Archive::get_elf_object_for_member): Set no_export flag of object.
10812 * archive.h (Archive::Archive): Move constructor body to
10814 (Archive::no_export): New method.
10815 (Archive::no_export_): New field.
10816 * object.h (Object::Object): Initialize no_export_ to false.
10817 (Object::no_export, Object::set_no_export): New methods.
10818 (Object::no_export_): New field.
10819 * options.cc (General_options::parse_exclude_libs): New method.
10820 (General_options::check_excluded_libs) Same.
10821 * options.h (exclude_libs): New option.
10822 (General_options::check_excluded_libs): New method declaration.
10823 (General_options::excluded_libs_): New field.
10824 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10825 default or protected visibility if an object has no-export flag set.
10826 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10827 (check_SCRIPTS): Add exclude_libs_test.sh.
10828 (check_DATA): Add exclude_libs_test.syms.
10829 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10830 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10831 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10832 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10833 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10834 libexclude_libs_test_2.a): New rules.
10835 * testsuite/Makefile.in: Regenerate.
10836 * testsuite/exclude_libs_test.c: New file.
10837 * testsuite/exclude_libs_test.sh: Ditto.
10838 * testsuite/exclude_libs_test_1.c: Ditto.
10839 * testsuite/exclude_libs_test_2.c: Ditto.
10841 2009-05-15 Ian Lance Taylor <iant@google.com>
10843 * configure.ac: Check for declarations for cases where libiberty.h
10844 checks HAVE_DECL_xxx.
10845 * configure, config.in: Rebuild.
10847 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10849 * gold.h (Incremental_argument_list): Remove (invalid) forward
10851 * incremental.cc (Incremental_inputs::report_achive): New method.
10852 (Incremental_inputs::report_object): New method.
10853 (Incremental_inputs::report_script): New method.
10854 (Incremental_inputs::finalize_inputs): New method.
10855 (Incremental_inputs::finalize): Call finalize_inputs().
10856 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10857 Create inputs entries.
10858 * incremental.h (Incremental_input_type): New enum.
10859 (Incremental_inputs::Incremental_input): Initialize new fields.
10860 (Incremental_inputs::report_inputs): New method.
10861 (Incremental_inputs::report_achive): New method.
10862 (Incremental_inputs::report_object): New method.
10863 (Incremental_inputs::report_script): New method.
10864 (Incremental_inputs::finalize_inputs): New method.
10865 (Incremental_inputs::Input_info): New struct.
10866 (Incremental_inputs::Input_info_map): New typedef.
10867 (Incremental_inputs::lock_): New field.
10868 (Incremental_inputs::Inputs_): New field.
10869 (Incremental_inputs::Inputs_map): New field.
10870 * main.cc (main): Call Incremental_input::report_inputs.
10871 * options.h (Input_argument_list): Typedef moved from
10873 (Input_file_group::Files): Remove, use ::Input_argument_list.
10874 (Input_file_group::Input_argument_list): Remove, use
10875 ::Input_argument_list.
10876 * plugin.cc (Plugin_manager::add_input_file): Add error in
10878 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10880 * script.cc (read_input_script): Call
10881 Incremental_input::report_script.
10882 * script.h (Script_info): New class.
10884 2009-04-27 Ian Lance Taylor <iant@google.com>
10886 * x86_64.cc (do_adjust_output_section): Set entsize to
10889 2009-04-23 Elliott Hughes <enh@google.com>
10891 * output.cc (Output_file::close): After short writes, continue
10892 writing from the correct offset in the buffer being written.
10894 2009-04-23 Chris Demetriou <cgd@google.com>
10896 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10897 * configure: Regenerate.
10898 * config.in: Regenerate.
10899 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10900 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10902 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10904 * incremental.cc (Incremental_inputs_header_data): Renamed from
10905 Incremental_input_header_data.
10906 (Incremental_inputs_header_data::data_size): New field.
10907 (Incremental_inputs_header_data::put_input_file_count): Renamed
10908 from input_file_count.
10909 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10910 from command_line_offset.
10911 (Incremental_inputs_header_data::put_reserved): Renamed from
10913 (Incremental_inputs_entry_data): Renamed from
10914 Incremental_input_entry_data.
10915 (Incremental_inputs_entry_data::data_size): New field.
10916 (Incremental_inputs::report_command_line): New method.
10917 (Incremental_inputs::finalize): New method.
10918 (Incremental_inputs::create_incremental_inputs_data): New method.
10919 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10920 * incremental.h: New file.
10921 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10922 (Layout::finalize): Create incremental inputs section in
10923 incremental builds.
10924 (Layout::create_incremental_info_sections): New method.
10925 * layout.h (Layout::incremental_inputs): New method.
10926 (Layout::create_incremental_info_sections): New method.
10927 (Layout::incremental_inputs_): New field.
10928 * main.cc (main): Notify Incremental_input of the command line.
10930 2009-04-01 Ian Lance Taylor <iant@google.com>
10931 Mikolaj Zalewski <mikolajz@google.com>
10933 * gold.h (reserve_unordered_map): Define, three versions, one for
10934 each version of Unordered_map.
10935 * layout.cc (Layout::Layout): Remove options parameter. Add
10936 number_of_input_files parameter. Don't initialize options_.
10937 Initialize number_of_input_files_ and resized_signatures_. Move
10938 sections_are_attached_.
10939 (Layout::layout_group): Reserve space for group_signatures_.
10940 (Layout::find_or_add_kept_section): Change name parameter to be a
10941 reference. Resize signatures_ map when it gets large enough.
10942 (Layout::layout_eh_frame): Use parameters->options() instead of
10944 (Layout::make_output_section): Likewise.
10945 (Layout::attach_allocated_section_to_segment): Likewise.
10946 (Layout::finalize, Layout::create_executable_stack): Likewise.
10947 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10948 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10949 * layout.h (class Layout): Update declarations. Remove options_
10950 field. Add number_of_input_files_ and resized_signatures_
10951 fields. Move sections_are_attached_ field.
10952 * main.cc (main): Pass number of input files to Layout
10953 constructor. Don't pass options.
10955 2009-03-30 Ian Lance Taylor <iant@google.com>
10957 * ffsll.c (ffsll): Correct implementation.
10959 2009-03-27 Ian Lance Taylor <iant@google.com>
10961 * ffsll.c: New file.
10962 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10963 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10964 * ftruncate.c (ftruncate): Declare before definition.
10965 * mremap.c (mremap): Likewise.
10966 * pread.c (pread): Likewise.
10967 * configure, Makefile.in, config.in: Rebuild.
10969 * mremap.c: New file.
10970 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10971 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10972 (mremap): Declare if HAVE_MREMAP is not defined.
10973 * configure, Makefile.in, config.in: Rebuild.
10975 2009-03-27 Cary Coutant <ccoutant@google.com>
10977 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10978 position independent.
10979 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10980 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10982 2009-03-24 Cary Coutant <ccoutant@google.com>
10984 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10986 (needs_dynamic_reloc): Likewise.
10988 2009-03-24 Ian Lance Taylor <iant@google.com>
10990 * yyscript.y (file_cmd): Recognize EXTERN.
10991 (extern_name_list, extern_name_list_body): New nonterminals.
10992 * script.cc (script_add_extern): Define.
10993 * script-c.h (script_add_extern): Declare.
10995 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10997 * object.cc (is_elf_object): Define.
10998 * object.h (is_elf_object): Declare.
10999 * archive.cc (Archive::get_elf_object_for_member): Call
11001 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
11003 2009-03-24 Elliott Hughes <enh@google.com>
11005 * output.cc (Output_file::map_anonymous): Define.
11006 (Output_file::map): Use map_anonymous. If the regular mmap fails,
11007 try an anonymous one. Report the size if the mmap fails.
11008 * output.h (class Output_file): Declare map_anonymous.
11010 2009-03-24 Ian Lance Taylor <iant@google.com>
11012 * target-select.cc (instantiate_target): Don't acquire the lock if
11013 the instantiated_target_ field has already been set.
11015 2009-03-23 Ian Lance Taylor <iant@google.com>
11017 * gold-threads.h (class Initialize_lock): Define.
11018 * gold-threads.cc (class Initialize_lock_once): Define.
11019 (initialize_lock_control): New static variable.
11020 (initialize_lock_pointer): New static variable.
11021 (initialize_lock_once): New static function.
11022 (Initialize_lock::Initialize_lock): Define.
11023 (Initialize_lock::initialize): Define.
11024 * target-select.h: Include "gold-threads.h".
11025 (class Target_selector): Add lock_ and initialize_lock_ fields.
11026 Don't define instantiate_target, just declare it.
11027 * target-select.cc (Target_selector::Target_selector): Initialize
11029 (Target_selector::instantiate_target): Define.
11030 * descriptors.h: Include "gold-threads.h".
11031 (class Descriptors): Add initialize_lock_ field.
11032 * descriptors.cc (Descriptors::Descriptors): Initialize new
11034 (Descriptors::open): Use initialize_lock_ field
11035 * errors.h (class Errors): Add initialize_lock_ field.
11036 * errors.cc (Errors::Errors): Initialize new field.
11037 (Errors::initialize_lock): Use initialize_lock_ field.
11038 * powerpc.cc (class Target_selector_powerpc): Remove
11039 instantiated_target_ field. In do_recognize call
11040 instantiate_target rather than do_instantiate_target. In
11041 do_instantiate_target just allocate a new target.
11042 * sparc.cc (class Target_selector_sparc): Likewise.
11044 * freebsd.h: New file.
11045 * i386.cc: Include "freebsd.h".
11046 (Target_i386): Derive from Target_freebsd rather than
11048 (Target_selector_i386): Derive from Target_selector_freebsd rather
11049 than Target_selector.
11050 * x86_64.cc: Include "freebsd.h".
11051 (Target_x86_64): Derive from Target_freebsd rather than
11053 (Target_selector_x86_64): Derive from Target_selector_freebsd
11054 rather than Target_selector.
11055 * target.h (class Target): Add adjust_elf_header and
11056 do_adjust_elf_header.
11057 * output.cc (Output_file_header:: do_sized_write): Call target
11058 adjust_elf_header routine.
11059 * configure.tgt: Set targ_osabi.
11060 * configure.ac: Define GOLD_DEFAULT_OSABI.
11061 * parameters.cc (Parameters::default_target): Pass
11062 GOLD_DEFAULT_OSABI to select_target.
11063 * target-select.h (class Target_selector): Make instantiate_target
11064 protected rather than private.
11065 * Makefile.am (HFILES): Add freebsd.h.
11066 * configure, Makefile.in, config.in: Rebuild.
11068 * merge.cc (do_add_input_section): Correct pend value. Change
11069 message about last entry not being null terminated from error to
11072 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11074 * incremental.cc: New file.
11075 * Makefile.am (CCFILES): Add incremental.cc.
11076 * Makefile.in: Rebuild.
11078 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11080 * layout.cc (Layout::output_section_name): Preserve names
11081 of '.note.' sections.
11083 2009-03-19 Ian Lance Taylor <iant@google.com>
11085 * descriptors.cc (Descriptors::open): Check that the options are
11086 valid before using them.
11088 2009-03-18 Ian Lance Taylor <iant@google.com>
11090 * script-sections.h: Include <list>.
11091 (class Script_sections): Change Sections_elements from std::vector
11092 to std::list. Typedef public Elements_iterator. Add
11093 orphan_section_placement_, data_segment_align_start_, and
11094 saw_data_segment_align_ fields. Remove data_segment_align_index_
11096 * script-sections.cc (class Orphan_section_placement): New class.
11097 (class Sections_element): Add virtual functions is_relro and
11098 orphan_section_init. Remove virtual function place_orphan_here.
11099 (class Output_section_definition): Add is_relro and
11100 orphan_section_init. Remove place_orphan_here.
11101 (class Orphan_output_section): Likewise.
11102 (Script_sections::Script_sections): Update for field changes.
11103 (Script_sections::data_segment_align): Set saw_data_segment_align_
11104 and data_segment_align_start_, not data_segment_align_index.
11105 (Script_sections::data_segment_relro_end): Check
11106 saw_data_segment_align_. Use data_segment_align_start_ rather
11107 than data_segment_align_index_.
11108 (Script_sections::place_orphan): Rewrite to use
11109 Orphan_section_placement.
11111 2009-03-17 Ian Lance Taylor <iant@google.com>
11113 * archive.cc (Archive::add_symbols): Check for a version attached
11114 to the symbol name in the archive map.
11115 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11116 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11117 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11118 (ver_test_11.a): New target.
11119 * testsuite/Makefile.in: Rebuild.
11121 * configure.ac: Check for chsize and posix_fallocate. Replace
11123 * ftruncate.c: New file, from gnulib.
11124 * output.cc (posix_fallocate): Define dummy version if not
11125 HAVE_POSIX_FALLOCATE.
11126 (Output_file::map): Call posix_fallocate rather than lseek and
11128 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11129 * configure, Makefile.in, config.in: Rebuild.
11131 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11133 * layout.h (Layout::create_note): Add section_name parameter.
11134 * layout.cc (Layout::create_note): Likewise.
11135 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11137 2009-03-17 Ian Lance Taylor <iant@google.com>
11139 * descriptors.cc: Include "options.h".
11140 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11141 (Descriptors::open): Always use O_CLOEXEC when opening a new
11142 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11143 then set FD_CLOEXEC.
11145 * sparc.cc (class Target_sparc): Add has_got_section.
11146 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11147 make sure we have a GOT section.
11149 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11150 (Target_sparc::Scan::local): Likewise.
11151 (Target_sparc::Scan::global): Likewise.
11152 (Target_sparc::Relocate::relocate): Likewise.
11153 (Target_sparc::Relocate::relocate_tls): Likewise.
11155 * symtab.cc (Symbol_table::define_default_version): New function,
11156 broken out of add_from_object.
11157 (Symbol_table::add_from_object): Call define_default_version.
11158 (Symbol_table::define_special_symbol): Add resolve_oldsym
11159 parameter. Change all callers. If the version for a symbol comes
11160 from a version script, resolve it with the symbol with the same
11161 name with no version. Also add the symbol without a version if
11163 (do_define_in_output_data): If resolving with oldsym, don't delete
11165 (do_define_in_output_segment): Likewise.
11166 (do_define_as_constant): Likewise.
11167 * symtab.h (class Symbol_table): Update declarations.
11169 2009-03-13 Ian Lance Taylor <iant@google.com>
11171 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11172 (Read_symbols::requeue): New function.
11173 (Read_symbols::do_read_symbols): If make_elf_object fails because
11174 the target type is not configured, and the file was searched for,
11175 issue a warning and retry with the next directory.
11176 (Add_symbols::run): If the file has an incompatible format, and
11177 it was searched for, requeue the Read_symbols task. On error,
11178 release the object.
11179 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11180 dirindex parameter to constructor. Change all callers. Declare
11181 incompatible_warning and requeue.
11182 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11183 input_argument_ and input_group_ fields. Add them to
11184 constructor. Change all callers.
11185 (class Read_script): Add dirindex_ field. Add it to constructor.
11186 Change all callers.
11187 * archive.cc (Archive::setup): Remove input_objects parameter.
11188 Change all callers.
11189 (Archive::get_file_and_offset): Likewise.
11190 (Archive::read_all_symbols): Likewise.
11191 (Archive::read_symbols): Likewise.
11192 (Archive::get_elf_object_for_member): Remove input_objects
11193 parameter. Add punconfigured parameter. Change all callers.
11194 (Archive::add_symbols): Change return type to bool. Check return
11195 value of include_member.
11196 (Archive::include_all_members): Likewise.
11197 (Archive::include_member): Change return type to bool. Return
11198 false if first included object has incompatible target. Set
11199 included_member_ field.
11200 (Add_archive_symbols::run): If add_symbols returns false, requeue
11202 * archive.h (class Archive): Add included_member_ field.
11203 Initialize it in constructor. Add input_file and searched_for
11204 methods. Update declarations.
11205 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11206 input_argument_ fields. Add them to constructor. Change all
11208 * script.cc: Include "target-select.h".
11209 (class Parser_closure): Add skip_on_incompatible_target_ and
11210 found_incompatible_target_ fields. Add
11211 skip_on_incompatible_target parameter to constructor. Change all
11212 callers. Add methods skip_on_incompatible_target,
11213 clear_skip_on_incompatible_target, found_incompatible_target, and
11214 set_found_incompatible_target.
11215 (read_input_script): Add dirindex parameter. Change all callers.
11216 If parser finds an incompatible target, requeue Read_symbols
11218 (script_set_symbol): Clear skip_on_incompatible_target in
11220 (script_add_assertion, script_parse_option): Likewise.
11221 (script_start_sections, script_add_phdr): Likewise.
11222 (script_check_output_format): New function.
11223 * script.h (read_input_script): Update declaration.
11224 * script-c.h (script_check_output_format): Declare.
11225 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11226 (ignore_cmd): Remove OUTPUT_FORMAT.
11227 * fileread.cc (Input_file::Input_file): Add explicit this.
11228 (Input_file::will_search_for): New function.
11229 (Input_file::open): Add pindex parameter. Change all callers.
11230 * fileread.h (class Input_file): Add input_file_argument method.
11231 Declare will_search_for. Update declarations.
11232 * object.cc (make_elf_object): Add punconfigured parameter.
11233 Change all callers.
11234 * object.h (class Object): Make input_file public. Add
11235 searched_for method.
11236 (make_elf_object): Update declaration.
11237 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11239 * dirsearch.h (class Dirsearch): Update declaration.
11240 * options.h (class General_options): Add --warn-search-mismatch.
11241 * parameters.cc (Parameters::is_compatible_target): New function.
11242 * parameters.h (class Parameters): Declare is_compatible_target.
11243 * workqueue.cc (Workqueue::add_blocker): New function.
11244 * workqueue.h (class Workqueue): Declare add_blocker.
11246 * fileread.cc (Input_file::open): Remove options parameter.
11247 Change all callers.
11248 (Input_file::open_binary): Likewise.
11249 * script.cc (read_input_script): Likewise.
11250 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11251 options parameter from constructor. Change all callers.
11252 (class Read_script): Likewise.
11253 * fileread.h (class Input_file): Update declarations.
11254 * script.h (read_input_script): Update declaration.
11256 2009-03-10 Nick Clifton <nickc@redhat.com>
11258 * po/es.po: New Spanish translation.
11260 2009-03-06 Cary Coutant <ccoutant@google.com>
11262 * options.cc (parse_short_option): Keep dash_z from registering itself.
11264 2009-03-03 Ian Lance Taylor <iant@google.com>
11267 * target-reloc.h (relocate_section): Pass output_section to
11269 * i386.cc (Target_i386::should_apply_static_reloc): Add
11270 output_section parameter. Change all callers.
11271 (Target_i386::Relocate::relocate): Add output_section parameter.
11272 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11273 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11274 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11275 * testsuite/two_file_shared.sh: New script.
11276 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11277 (check_DATA): Add two_file_shared.dbg.
11278 (two_file_shared.dbg): New target.
11279 * testsuite/Makefile.in: Rebuild.
11281 2009-03-01 Ian Lance Taylor <iant@google.com>
11283 * configure.ac: Check for byteswap.h.
11284 * configure: Rebuild.
11285 * config.in: Rebuild.
11287 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11289 * layout.cc (Layout::find_or_add_kept_section): New function.
11290 (Layout::add_comdat): Removed.
11291 * layout.h (struct Kept_section): Move out of class Layout.
11292 Remove trailing underscores from field names. Add group_sections
11293 field. Rename group_ field to is_group. Change all uses.
11294 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11295 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11296 comdat_groups_ field.
11297 (Sized_relobj::include_section_group): Use
11298 find_or_add_kept_section and Kept_section::group_sections.
11299 (Sized_relobj::include_linkonce_section): Likewise.
11300 * object.cc (class Sized_relobj): Don't define Comdat_group or
11301 Comdat_group_table. Remove find_comdat_group and
11302 add_comdat_group. Remove comdat_groups_ field.
11303 * plugin.cc (include_comdat_group): Use
11304 Layout::find_or_add_kept_section.
11306 2009-02-28 Ian Lance Taylor <iant@google.com>
11308 * README: --gc-sections and map files are now supported. Document
11309 some build requirements.
11312 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11313 relocatable link set the value of the section symbol to zero.
11314 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11315 relocatable link don't include the section address in the local
11318 2009-02-27 Ian Lance Taylor <iant@google.com>
11321 * options.h (class Search_directory): Add is_system_directory.
11322 (class General_options): Declare is_in_system_directory.
11323 * options.cc (get_relative_sysroot): Make static.
11324 (get_default_sysroot): Make static.
11325 (General_optoins::is_in_system_directory): New function.
11326 * fileread.cc (Input_file::is_in_system_directory): New function.
11327 * fileread.h (class Input_file): Declare is_in_system_directory.
11328 * object.h (class Object): Add is_in_system_directory.
11329 (class Input_objects): Remove system_library_directory_ field.
11330 * object.cc (Input_objects::add_object): Don't set
11331 system_library_directory_.
11332 (input_objects::found_in_system_library_directory): Remove.
11333 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11334 parameter. Change all callers.
11335 (Symbol_table::sized_write_globals): Likewise.
11336 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11337 Call Object::is_in_system_directory.
11338 * symtab.h (class Symbol_table): Update declarations.
11341 * descriptors.h (Open_descriptor): Add is_on_stack field.
11342 * descriptors.cc (Descriptors::open): If the descriptor is on the
11343 top of the stack, remove it. Initialize is_on_stack field.
11344 (Descriptors::release): Only add pod to stack if it is not on the
11346 (Descriptors::close_some_descriptor): Clear stack_next and
11347 is_on_stack fields.
11350 * output.cc (Output_section::find_starting_output_address): Rename
11351 from starting_output_address; add PADDR parameter; change return
11353 * output.h (class Output_section): Declare
11354 find_starting_output_address instead of starting_output_address.
11355 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11356 section symbol for which we can't find a merge section.
11359 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11360 hidden or internal, force the symbol to be local.
11361 * resolve.cc (Symbol::override_visibility): Define.
11362 (Symbol::override_base): Use override_visibility.
11363 (Symbol_table::resolve): Likewise.
11364 (Symbol::override_base_with_special): Likewise.
11365 (Symbol_table::override_with_special): If the visibility is hidden
11366 or internal, force the symbol to be local.
11367 * symtab.h (class Symbol): Add set_visibility and
11368 override_visibility.
11369 * testsuite/ver_test_1.sh: New file.
11370 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11371 (check_DATA): Add ver_test_1.syms.
11372 (ver_test_1.syms): New target.
11373 * testsuite/Makefile.in: Rebuild.
11375 2009-02-25 Cary Coutant <ccoutant@google.com>
11377 * layout.cc (Layout::choose_output_section): Don't rename sections
11378 when using a linker script that has a SECTIONS clause.
11379 * Makefile.in: Regenerate.
11381 * testsuite/Makefile.am (script_test_5.sh): New test case.
11382 * testsuite/Makefile.in: Regenerate.
11383 * testsuite/script_test_5.cc: New file.
11384 * testsuite/script_test_5.sh: New file.
11385 * testsuite/script_test_5.t: New file.
11387 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11389 * archive.cc (Archive::include_member): Update calls to add_symbols.
11390 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11391 the Layout argument.
11392 * dynobj.h (do_add_symbols): Add the Layout argument.
11393 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11395 * object.h (Object::add_symbols): Add the Layout argument.
11396 (Object::do_add_symbols): Add the Layout argument.
11397 (Sized_relobj::do_add_symbols): Add the Layout argument.
11398 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11399 Unify the two versions.
11400 (Add_plugin_symbols): Remove.
11401 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11402 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11403 (Add_plugin_symbols): Remove.
11404 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11405 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11406 (Add_symbols::run): Make it work with Pulginobj.
11408 2009-02-06 Ian Lance Taylor <iant@google.com>
11410 * object.cc (Sized_relobj::do_layout): Make info message start
11411 with lower case letter.
11413 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11415 * binary.cc: Fix file comment.
11417 * options.h (enum Incremental_disposition): Define.
11418 (class General_options): Add new options: --incremental,
11419 --incremental_changed, --incremental_unchanged,
11420 --incremental_unknown. Add incremental_disposition_ and
11421 implicit_incremental_ fields.
11422 (General_options::incremental_disposition): New function.
11423 (class Position_dependent_options): Add incremental_disposition
11425 (Position_dependent_options::copy_from_options): Set incremental
11427 * options.cc (General_options::parse_incremental_changed): New
11429 (General_options::parse_incremental_unchanged): New function.
11430 (General_options::parse_incremental_unknown): New function.
11431 (General_options::General_options): Initialize new fields
11432 incremental_disposition_ and implicit_incremental_.
11433 (General_options::finalize): Check for uasge of --incremental-*
11434 without --incremental.
11436 2009-02-06 Chris Demetriou <cgd@google.com>
11438 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11439 pointer and to report location as the file name associated with
11441 (gold_undefined_symbol_at_location): New function to replace the
11442 old gold_undefined_symbol functionality.
11443 * target-reloc.h (relocate_section): Update to use
11444 gold_undefined_symbol_at_location.
11445 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11446 Call gold_undefined_symbol function rather than gold_error.
11447 * errors.h (Errors::undefined_symbol): Take location as a
11448 string, rather than calculating it from a relocation.
11449 * errors.cc (Errors::fatal): Print "fatal error:" before the
11451 (Errors::error, Errors::error_at_location): Print "error: "
11452 before the formatted message.
11453 (Errors::undefined_symbol): Take location as a string, rather
11454 than calculating it from a relocation.
11455 (gold_undefined_symbol_at_location): New function akin to
11456 old gold_undefined_symbol, calculates location from relocation.
11457 (gold_undefined_symbol): Change to take only a Symbol pointer
11458 and to report location as the file name associated with the symbol.
11459 * testsuite/debug_msg.sh: Update for changed error messages.
11460 * testsuite/undef_symbol.sh: Likewise.
11462 2009-02-04 Duncan Sands <baldrick@free.fr>
11465 * reduced_debug_output.h
11466 (Output_reduced_debug_abbrev_section::failed): Use format for
11468 (Output_reduced_debug_info_section::faild): Likewise.
11470 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11472 * script.cc (Lazy_demangler): New class.
11473 (Version_script_info::get_symbol_version_helper): Demangle a
11476 2009-01-29 Cary Coutant <ccoutant@google.com>
11478 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11480 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11482 2009-01-28 Ian Lance Taylor <iant@google.com>
11484 * version.cc (version_string): Bump to 1.9.
11486 * gold.h: Include <cstring> and <stdint.h>.
11487 * version.cc: Include <cstdio>.
11488 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11490 * reduced_debug_output.cc (insert_into_vector): Rename from
11491 Insert_into_vector; change all callers. Use Swap_unaligned to
11492 avoid aliasing issue; remove union since it is unnecessary.
11494 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11496 * Makefile.am (CCFILES): Add gc.cc.
11497 (HFILES): Add gc.h.
11498 * Makefile.in: Regenerate.
11499 * gold.cc (Gc_runner): New class.
11500 (queue_initial_tasks): Call garbage collection related tasks
11501 when corresponding options are invoked.
11502 (queue_middle_gc_tasks): New function.
11503 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11504 processed early before laying out sections during garbage collection.
11505 * gold.h (queue_middle_gc_tasks): New function.
11506 (is_prefix_of): Move from "layout.cc".
11507 * i386.cc (Target_i386::gc_process_relocs): New function.
11508 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11509 * main.cc (main): Create object of class "Garbage_collection".
11510 * object.cc (Relobj::copy_symbols_data): New function.
11511 (Relobj::is_section_name_included): New function.
11512 (Sized_relobj::do_layout): Allow this function to be called twice
11513 during garbage collection and defer layout of section during the
11515 * object.h (Relobj::get_symbols_data): New function.
11516 (Relobj::is_section_name_included): New function.
11517 (Relobj::copy_symbols_data): New function.
11518 (Relobj::set_symbols_data): New function.
11519 (Relobj::get_relocs_data): New function.
11520 (Relobj::set_relocs_data): New function.
11521 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11522 (Relobj::gc_process_relocs): New function.
11523 (Relobj::do_gc_process_relocs): New pure virtual function.
11524 (Relobj::sd_): New data member.
11525 (Sized_relobj::is_output_section_offset_invalid): New function.
11526 (Sized_relobj::do_gc_process_relocs): New function.
11527 * options.h (General_options::gc_sections): Modify to not be a no-op.
11528 (General_options::print_gc_sections): New option.
11529 * plugin.cc (Plugin_finish::run): Remove function call to
11530 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11531 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11532 * reloc.cc (Read_relocs::run): Add task to process relocs and
11533 determine unreferenced sections when doing garbage collection.
11534 (Gc_process_relocs): New class.
11535 (Sized_relobj::do_gc_process_relocs): New function.
11536 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11537 sections that are garbage collected.
11538 * reloc.h (Gc_process_relocs): New class.
11539 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11540 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11541 symbols whose corresponding sections are garbage collected.
11542 (Symbol_table::Symbol_table): Add new parameter for the garbage
11544 (Symbol_table::gc_mark_undef_symbols): New function.
11545 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11546 (Symbol_table::gc_mark_dyn_syms): New function.
11547 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11549 (Symbol_table::add_from_object): Likewise.
11550 (Symbol_table::add_from_relobj): When building shared objects, do not
11551 treat externally visible symbols as garbage.
11552 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11553 table information for static and relocatable links.
11554 * symtab.h (Symbol_table::set_gc): New function.
11555 (Symbol_table::gc): New function.
11556 (Symbol_table::gc_mark_undef_symbols): New function.
11557 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11558 (Symbol_table::gc_mark_dyn_syms): New function.
11559 (Symbol_table::gc_): New data member.
11560 * target.h (Sized_target::gc_process_relocs): New pure virtual
11562 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11563 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11565 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11567 * options.h (General_options::gc_sections): Define as a no-op for now.
11568 (General_options::no_keep_memory): Ditto.
11569 (General_options::Bshareable): Define.
11570 * options.cc (General_options::finalize): Honor -Bshareable.
11572 2009-01-20 Andreas Schwab <schwab@suse.de>
11574 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11575 read the value in the contents, since we don't use it. Use the
11576 template endianness when writing.
11577 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11579 2009-01-19 Andreas Schwab <schwab@suse.de>
11581 * configure.tgt (powerpc64-*): Fix targ_obj.
11583 2009-01-15 Ian Lance Taylor <iant@google.com>
11585 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11586 local symbols when stripping all symbols.
11588 2009-01-14 Cary Coutant <ccoutant@google.com>
11590 * output.cc (Output_reloc): Add explicit instantiations.
11592 2009-01-14 Cary Coutant <ccoutant@google.com>
11594 * archive.cc (Archive::get_elf_object_for_member): Remove call
11595 to File_read::claim_for_plugin.
11596 * descriptors.cc (Descriptors::open): Remove reference to
11598 (Descriptors::claim_for_plugin): Remove.
11599 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11600 (Descriptors::is_claimed): Remove.
11601 (claim_descriptor_for_plugin): Remove.
11602 * fileread.cc (File_read::claim_for_plugin): Remove.
11603 * fileread.h (File_read::claim_for_plugin): Remove.
11604 (File_read::descriptor): Reopen descriptor if necessary.
11605 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11606 (Plugin_manager::all_symbols_read): Add task parameter. Change
11608 (Plugin_manager::get_input_file): New function.
11609 (Plugin_manager::release_input_file): New function.
11610 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11611 corresponding data member.
11612 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11613 and pass to base constructor. Change all callers.
11614 (get_input_file, release_input_file): New functions.
11615 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11616 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11617 (Plugin_manager::all_symbols_read): Add task parameter.
11618 (Plugin_manager::get_input_file): New function.
11619 (Plugin_manager::release_input_file): New function.
11620 (Plugin_manager::task_): New data member.
11621 (Pluginobj::Pluginobj): Add filesize parameter.
11622 (Pluginobj::filename): New function.
11623 (Pluginobj::descriptor): New function.
11624 (Pluginobj::filesize): New function.
11625 (Pluginobj::filesize_): New data member.
11626 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11627 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11628 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11630 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11631 with archive libraries.
11632 * testsuite/Makefile.in: Regenerate.
11633 * testsuite/plugin_test.c (struct sym_info): New type.
11634 (get_input_file, release_input_file): New static variables.
11635 (onload): Capture new transfer vector entries.
11636 (claim_file_hook): Stop reading at end of file according to filesize.
11637 Factor out parsing of readelf output into separate function.
11638 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11639 APIs and get the source file name from the symbol table. Convert
11640 source file name to corresponding object file name. Print info
11641 message when adding new input files.
11642 (parse_readelf_line): New function.
11643 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11644 * testsuite/plugin_test_2.sh: Likewise.
11645 * testsuite/plugin_test_3.sh: Likewise.
11646 * testsuite/plugin_test_4.sh: New test case.
11648 2009-01-07 Ian Lance Taylor <iant@google.com>
11650 * version.cc (version_string): Bump to 1.8.
11652 2008-12-23 Cary Coutant <ccoutant@google.com>
11654 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11655 * plugin.cc (Plugin_manager::finish): Rename as
11656 layout_deferred_objects. Move cleanup to separate function.
11657 (Plugin_manager::cleanup): New function.
11658 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11660 * plugin.h (Plugin_manager::finish): Rename as
11661 layout_deferred_objects.
11662 (Plugin_manager::cleanup): New function.
11663 (Plugin_manager::cleanup_done): New field.
11665 2008-12-23 Cary Coutant <ccoutant@google.com>
11667 * plugin.cc (is_visible_from_outside): New function.
11668 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11669 so we don't return "IR only" status for exported symbols or -r links.
11671 * testsuite/Makefile.am (plugin_test_3): New test case.
11672 * testsuite/Makefile.in: Regenerate.
11673 * testsuite/plugin_test_3.sh: New file.
11675 2008-12-22 Cary Coutant <ccoutant@google.com>
11677 * object.cc (Sized_relobj::layout_section): New function.
11678 (Sized_relobj::do_layout): Defer layout of input sections until after
11679 plugin has provided replacement files.
11680 (Sized_relobj::do_layout_deferred_sections): New function.
11681 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11682 (Relobj::layout_deferred_sections): New function.
11683 (Relobj::do_layout_deferred_sections): New function.
11684 (Sized_relobj::do_layout_deferred_sections): New function.
11685 (Sized_relobj::layout_section): New function.
11686 (Sized_relobj::Deferred_layout): New structure.
11687 (Sized_relobj::deferred_layout_): New field.
11688 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11689 Change all callers. Layout deferred sections.
11690 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11692 (Plugin_hook::run): Move code from do_plugin_hook inline.
11693 (Plugin_hook::do_plugin_hook): Remove.
11694 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11695 (Plugin_manager::finish): Renamed, was cleanup.
11696 (Plugin_manager::should_defer_layout): New function.
11697 (Plugin_manager::add_deferred_layout_object): New function.
11698 (Plugin_manager::Deferred_layout_list): New type.
11699 (Plugin_manager::deferred_layout_objects_): New field.
11700 (Plugin_hook::do_plugin_hook): Remove.
11702 2008-12-17 Ian Lance Taylor <iant@google.com>
11704 * options.h (class General_options): Add --no case for
11707 2008-12-16 Cary Coutant <ccoutant@google.com>
11709 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11711 (Plugin_manager::claim_file): Create plugin object even if
11712 plugin did not call the add_symbols callback.
11713 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11714 asking for more symbols than were added.
11715 * testsuite/Makefile.am (plugin_test_1): Add test case with
11717 (empty.syms): New target.
11718 * testsuite/Makefile.in: Regenerate.
11719 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11720 message. Don't call add_symbols if no globals.
11721 (all_symbols_read_hook): Don't provide replacement for empty
11724 2008-12-12 Ian Lance Taylor <iant@google.com>
11726 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11727 r_type == 0 for a local symbol with r_sym == 0.
11728 (scan_relocatable_relocs): Pass r_sym to
11729 local_non_section_strategy.
11730 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11733 * configure.ac: Update test for TLS descriptors: they are
11734 supported as of glibc 2.9.
11735 * configure: Rebuild.
11737 2008-12-11 Ian Lance Taylor <iant@google.com>
11740 * target-reloc.h (Default_scan_relocatable_relocs): For each
11741 function, map r_type == 0 to RELOC_DISCARD.
11743 2008-12-10 Cary Coutant <ccoutant@google.com>
11745 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11746 object to override a kept COMDAT group from a plugin object.
11748 2008-12-09 Ian Lance Taylor <iant@google.com>
11751 * yyscript.y (file_cmd): Handle INPUT.
11753 * testsuite/initpri1.c: Change all declarations to be full
11754 prototypes by adding void, to avoid compiler warnings.
11756 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11758 * options.cc (General_options::parse_plugin_opt): New.
11759 (General_options::add_plugin): The argument now is just the filename.
11760 (General_options::add_plugin_option): New.
11761 * options.h (plugin_opt): New.
11762 (add_plugin): Change argument name.
11763 (add_plugin_option): New.
11764 * plugin.cc (Plugin::load): Don't parse the plugin option.
11765 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11766 (Plugin::add_option): New.
11767 (Plugin::args_): Change type.
11768 (Plugin::filename_): New.
11769 (Plugin_manager::add_plugin_option): New.
11770 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11771 * testsuite/Makefile.in: Regenerate.
11773 2008-12-05 Cary Coutant <ccoutant@google.com>
11775 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11776 Handle --strip-lto-sections option.
11777 * options.h (strip_lto_sections): New option.
11779 2008-12-01 Cary Coutant <ccoutant@google.com>
11781 * plugin.cc (ld_plugin_message): Change format parameter to const.
11782 Fix mismatch between new[] and delete.
11784 2008-11-14 Cary Coutant <ccoutant@google.com>
11786 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11789 2008-11-05 Craig Silverstein <csilvers@google.com>
11791 * options.cc (General_options::parse_dynamic_list): New function.
11792 * options.h (General_options): New flags dynamic_list,
11793 dynamic_list_data, dynamic_list_cpp_new, and
11794 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11795 (General_options::in_dynamic_list): New function.
11796 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11797 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11798 (Lex::can_continue_name): Likewise.
11800 (read_script_file): New parameter script_options.
11801 (read_dynamic_list): New function.
11802 (Script_options::define_dynamic_list): New function.
11803 (dynamic_list_keyword_parsecodes): New variable.
11804 (dynamic_list_keywords): New variable.
11805 * script.h (Script_options::define_dynamic_list): New function
11807 (read_dynamic_list): New function prototype.
11808 * symtab.cc (strprefix): New macro.
11809 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11810 dynamic_list_data, dynamic_list_cpp_new, and
11811 dynamic_list_cpp_typeinfo.
11812 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11813 (dynamic_list_expr): New rule.
11814 (dynamic_list_nodes): Likewise.
11815 (dynamic_list_node): Likewise.
11816 * testsuite/Makefile.am (dynamic_list): New test.
11817 * testsuite/Makefile.in: Regenerated.
11818 * testsuite/dynamic_list.t: New file.
11819 * testsuite/dynamic_list.sh: New file.
11821 2008-11-05 Craig Silverstein <csilvers@google.com>
11823 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11824 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11825 (t11_last): Likewise.
11826 * testsuite/ver_test_6.c (main): Likewise.
11828 2008-10-07 Cary Coutant <ccoutant@google.com>
11830 * options.c (General_options::finalize): Add check for -static and
11832 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11835 2008-10-02 Cary Coutant <ccoutant@google.com>
11837 * plugin.cc (make_sized_plugin_object): Fix conditional
11838 compilation to work when not all targets are enabled.
11840 2008-09-29 Cary Coutant <ccoutant@google.com>
11842 * archive.cc (Archive::get_file_and_offset): Use filename instead
11843 of name to get library path.
11844 (Archive::include_member): Unlock external member of a thin archive.
11846 * testsuite/Makefile.am (TEST_AR): New variable.
11847 (thin_archive_test_1): New test.
11848 (thin_archive_test_2): New test.
11849 * testsuite/Makefile.in: Regenerate.
11850 * testsuite/thin_archive_main.cc: New file.
11851 * testsuite/thin_archive_test_1.cc: New file.
11852 * testsuite/thin_archive_test_2.cc: New file.
11853 * testsuite/thin_archive_test_3.cc: New file.
11854 * testsuite/thin_archive_test_4.cc: New file.
11856 2008-09-29 Cary Coutant <ccoutant@google.com>
11858 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11859 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11861 (Sized_relobj::do_finalize_local_symbols): Likewise.
11862 (Sized_relobj::map_to_kept_section): Likewise.
11863 * object.h (Sized_relobj::invalid_address): New constant.
11864 (Sized_relobj::do_output_section_offset): Check for invalid_address
11866 * output.cc (Output_reloc::local_section_offset): Use constant
11867 invalid_address instead of -1U.
11868 (Output_reloc::get_address): Likewise.
11869 (Output_section::output_address): Change -1U to -1ULL.
11870 * output.h (Output_reloc::invalid_address): New constant.
11871 * reloc.cc (Sized_relobj::write_sections): Use constant
11872 invalid_address instead of -1U.
11873 (Sized_relobj::relocate_sections): Likewise.
11874 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11875 values for merge sections.
11876 * target-reloc.h (relocate_for_relocatable): Use constant
11877 invalid_address instead of -1U.
11879 2008-09-19 Cary Coutant <ccoutant@google.com>
11881 Add plugin functionality for link-time optimization (LTO).
11882 * configure.ac (plugins): Add --enable-plugins option.
11883 * configure: Regenerate.
11884 * config.in: Regenerate.
11885 * Makefile.am (LIBDL): New variable.
11886 (CCFILES): Add plugin.cc.
11887 (HFILES): Add plugin.h.
11888 (ldadd_var): Add LIBDL.
11889 * Makefile.in: Regenerate.
11891 * archive.cc: Include "plugin.h".
11892 (Archive::setup): Don't preread archive symbols when using a plugin.
11893 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11894 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11896 (Archive::include_member): Add symbols from plugin objects.
11897 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11898 * descriptors.cc (Descriptors::open): Check for file descriptors
11899 abandoned by plugins.
11900 (Descriptors::claim_for_plugin): New function.
11901 * descriptors.h (Descriptors::claim_for_plugin): New function.
11902 (Open_descriptor::is_claimed): New field.
11903 (claim_descriptor_for_plugin): New function.
11904 * fileread.cc (File_read::claim_for_plugin): New function.
11905 * fileread.h (File_read::claim_for_plugin): New function.
11906 (File_read::descriptor): New function.
11907 * gold.cc: Include "plugin.h".
11908 (queue_initial_tasks): Add task to call plugin hooks for generating
11910 * main.cc: Include "plugin.h".
11911 (main): Load plugin libraries.
11912 * object.h (Pluginobj): Declare.
11913 (Object::pluginobj): New function.
11914 (Object::do_pluginobj): New function.
11915 (Object::set_target): New function.
11916 * options.cc: Include "plugin.h".
11917 (General_options::parse_plugin): New function.
11918 (General_options::General_options): Initialize plugins_ field.
11919 (General_options::add_plugin): New function.
11920 * options.h (Plugin_manager): Declare.
11921 (General_options): Add --plugin option.
11922 (General_options::has_plugins): New function.
11923 (General_options::plugins): New function.
11924 (General_options::add_plugin): New function.
11925 (General_options::plugins_): New field.
11926 * plugin.cc: New file.
11927 * plugin.h: New file.
11928 * readsyms.cc: Include "plugin.h".
11929 (Read_symbols::do_read_symbols): Check for archive before checking
11930 for ELF file. Call plugin hooks to claim files.
11931 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11932 from a real object file; force override when processing replacement
11934 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11935 (Symbol::init_base_object): Likewise.
11936 (Symbol::init_base_output_data): Likewise.
11937 (Symbol::init_base_output_segment): Likewise.
11938 (Symbol::init_base_constant): Likewise.
11939 (Symbol::init_base_undefined): Likewise.
11940 (Symbol::output_section): Assert that object is not a plugin.
11941 (Symbol_table::add_from_pluginobj): New function.
11942 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11944 (Symbol_table::sized_write_globals): Likewise.
11945 (Symbol_table::add_from_pluginobj): Instantiate template.
11946 * symtab.h (Sized_pluginobj): Declare.
11947 (Symbol::in_real_elf): New function.
11948 (Symbol::set_in_real_elf): New function.
11949 (Symbol::in_real_elf_): New field.
11950 (Symbol_table::add_from_pluginobj): New function.
11952 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11953 (LIBDL): New variable.
11954 (LDADD): Add LIBDL.
11955 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11956 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11957 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11958 (MOSTLYCLEANFILES): Likewise.
11959 * testsuite/Makefile.in: Regenerate.
11960 * testsuite/plugin_test.c: New file.
11961 * testsuite/plugin_test_1.sh: New file.
11962 * testsuite/plugin_test_2.sh: New file.
11964 2008-09-16 Ian Lance Taylor <iant@google.com>
11966 * target-reloc.h (relocate_section): Check whether a symbol is
11967 defined by the ABI before reporting an undefined symbol error.
11968 * target.h (Target::is_defined_by_abi): Make parameter const.
11969 (Target::do_is_defined_by_abi): Likewise.
11970 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11971 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11972 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11973 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11974 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11975 * testsuite/Makefile.in: Rebuild.
11977 * fileread.cc (make_view): Add casts to avoid warning.
11979 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11981 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11982 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11984 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11986 * options.h (General_options::output_is_executable): New.
11987 (General_options::output_is_pie): New.
11988 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11989 for shared libraries.
11990 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11992 2008-09-11 Chris Demetriou <cgd@google.com>
11994 * options.h (origin): New -z option.
11995 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11996 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11999 2008-09-05 Cary Coutant <ccoutant@google.com>
12001 * fileread.cc (File_read::make_view): Add check for attempt to map
12002 beyond end of file.
12004 2008-09-05 Cary Coutant <ccoutant@google.com>
12006 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
12007 explicit instantiations.
12009 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
12012 * options.cc (General_options::finalize): Allow undefined symbols
12013 in shlibs if linking -shared.
12016 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
12017 symbols as not needing a dynsym entry.
12019 2008-08-20 Craig Silverstein <csilvers@google.com>
12021 * fileread.cc (File_read::open): Do not lock the file unless it
12022 was successfully opened.
12024 2008-08-14 Cary Coutant <ccoutant@google.com>
12026 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
12027 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
12028 * testsuite/tls_test.cc (struct int128): 128-bit struct
12029 for testing TLS relocs with non-zero addend.
12030 (v12): New TLS variable.
12032 (t_last): Add check for v12.
12033 * testsuite/tls_test.h (t12): New function.
12034 * testsuite/tls_test_main.cc (thread_routine): Call new test.
12036 2008-08-13 Ian Lance Taylor <iant@google.com>
12038 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
12039 set tls_segment_ or relro_segment_.
12040 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
12042 * output.h (Output_section::clear_is_relro): New function.
12043 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
12044 sections specially even when output_data_ is empty.
12045 (Output_segment::maximum_alignment): When first section is relro,
12046 only force alignment for PT_LOAD segments.
12047 * script.cc (script_data_segment_align): New function.
12048 (script_data_segment_relro_end): New function.
12049 * script-c.h (script_data_segment_align): Declare.
12050 (script_data_segment_relro_end): Declare.
12051 * script-sections.h (class Script_sections): Declare
12052 data_segment_align and data_segment_relro_end. Add fields
12053 segment_align_index_ and saw_relro_end_.
12054 * script-sections.cc (class Sections_element): Add set_is_relro
12055 virtual function. Add new bool* parameter to place_orphan_here.
12056 Add get_output_section virtual function.
12057 (class Output_section_definition): Add set_is_relro. Add new
12058 bool* parameter to place_orphan_here. Add get_output_section.
12059 Add is_relro_ field.
12060 (Output_section_definition::Output_section_definition): Initialize
12061 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12062 and is_relro_ fields.
12063 (Output_section_definition::place_orphan_here): Add is_relro
12065 (Output_section_definition::set_section_addresses): Set relro for
12067 (Output_section_definition::alternate_constraint): Likewise.
12068 (class Orphan_output_section): Add new bool* parameter to
12069 place_orphan_here. Add get_output_section.
12070 (Orphan_output_section::place_orphan_here): Add is_relro
12072 (Script_sections::Script_sections): Initialize
12073 data_segment_align_index_ and saw_relro_end_.
12074 (Script_sections::data_segment_align): New function.
12075 (Script_sections::data_segment_relro_end): New function.
12076 (Script_sections::place_orphan): Set or clear is_relro.
12077 (Script_sections::set_section_addresses): Force alignment of first
12079 * yyscript.y (exp): Call script_data_segment_align and
12080 script_data_segment_relro_end.
12081 * testsuite/relro_script_test.t: New file.
12082 * testsuite/relro_test.cc (using_script): Declare.
12083 (t1, t2): Test using_script.
12084 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12085 (relro_script_test_SOURCES): Define.
12086 (relro_script_test_DEPENDENCIES): Define.
12087 (relro_script_test_LDFLAGS): Define.
12088 (relro_script_test_LDADD): Define.
12089 (relro_script_test.so): New target.
12090 * testsuite/Makefile.in: Rebuild.
12092 2008-08-06 Cary Coutant <ccoutant@google.com>
12094 * archive.cc (Archive::total_archives, Archive::total_members)
12095 (Archive::total_members_loaded): New variables.
12096 (Archive::setup): Add parameter. Add option to preread
12098 (Archive::read_armap): Add counter.
12099 (Archive::get_file_and_offset): New function.
12100 (Archive::get_elf_object_for_member): New function.
12101 (Archive::read_all_symbols): New function.
12102 (Archive::read_symbols): New function.
12103 (Archive::add_symbols): Add counters.
12104 (Archive::include_all_members): Use armap to find members if it's
12106 (Archive::include_member): Skip reading symbols if already read.
12107 Factored code into Archive::get_file_and_offset and
12108 Archive::get_elf_object_for_member. Changed call to
12109 Mapfile::report_include_archive_member.
12110 (Archive::print_stats): New function.
12111 * archive.h: Declare Object and Read_symbols_data classes.
12112 (Archive::Archive): Add initializers for new members.
12113 (Archive::setup): Add parameter.
12114 (Archive::print_stats): New function.
12115 (Archive::total_archives, Archive::total_members)
12116 (Archive::total_members_loaded): New variables.
12117 (Archive::get_file_and_offset): New function.
12118 (Archive::get_elf_object_for_member): New function.
12119 (Archive::read_all_symbols): New function.
12120 (Archive::read_symbols): New function.
12121 (Archive::Archive_member): New class.
12122 (Archive::members_): New member.
12123 (Archive::num_members_): New member.
12124 * main.cc: Include archive.h.
12125 (main): Call Archive::print_stats.
12126 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12127 archive parameter; member_name is now the fully-decorated name.
12128 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12129 * options.h: (General_options): Add --preread-archive-symbols option.
12130 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12133 2008-08-04 Ian Lance Taylor <iant@google.com>
12135 * symtab.h (Symbol::use_plt_offset): New function.
12136 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12137 * powerpc.cc (Relocate::relocate): Likewise.
12138 * sparc.cc (Relocate::relocate): Likewise.
12139 * x86_64.cc (Relocate::relocate): Likewise.
12140 * testsuite/weak_plt.sh: New test.
12141 * testsuite/weak_plt_main.cc: New test.
12142 * testsuite/weak_plt_shared.cc: New test.
12143 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12144 (check_PROGRAMS): Add weak_plt.
12145 (check_DATA): Add weak_plt_shared.so.
12146 (weak_plt_main_pic.o, weak_plt): New targets.
12147 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12148 * testsuite/Makefile.in: Rebuild.
12150 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12152 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12153 * testsuite/Makefile.in: Rebuild.
12155 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12157 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12158 * Makefile.in: Regenerate.
12159 * po/POTFILES.in: Regenerate.
12161 2008-07-29 Ian Lance Taylor <iant@google.com>
12163 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12164 symbols before other symbols.
12165 * testsuite/script_test_2.cc (test_addr): Declare.
12166 (test_addr_alias): Declare.
12167 (main): Check that test_addr and test_addr_alias have the right
12169 * testsuite/script_test_2.t: Define test_addr_alias and
12172 2008-07-24 Ian Lance Taylor <iant@google.com>
12175 * descriptors.cc: New file.
12176 * descriptors.h: New file.
12177 * gold-threads.h (class Hold_optional_lock): New class.
12178 * fileread.cc: Include "descriptors.h".
12179 (File_read::~File_read): Release descriptor rather than closing
12181 (File_read::open) [file]: Call open_descriptor rather than open.
12182 Set is_descriptor_opened_.
12183 (File_read::open) [memory]: Assert that descriptor is not open.
12184 (File_read::reopen_descriptor): New function.
12185 (File_read::release): Release descriptor.
12186 (File_read::do_read): Make non-const. Reopen descriptor.
12187 (File_read::read): Make non-const.
12188 (File_read::make_view): Reopen descriptor.
12189 (File_read::do_readv): Likewise.
12190 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12191 Update declarations.
12192 * layout.cc: Include "descriptors.h".
12193 (Layout::create_build_id): Use open_descriptor rather than open.
12194 * output.cc: Include "descriptors.h".
12195 (Output_file::open): Use open_descriptor rather than open.
12196 * archive.cc (Archive::const_iterator): Change Archive to be
12198 (Archive::begin, Archive::end): Make non-const.
12199 (Archive::count_members): Likewise.
12200 * archive.h (class Archive): Update declarations.
12201 * object.h (Object::read): Make non-const.
12202 * Makefile.am (CCFILES): Add descriptors.cc.
12203 (HFILES): Add descriptors.h.
12204 * Makefile.in: Rebuild.
12207 * gold.h: Always include <clocale>. Add Solaris workarounds
12208 following code in binutils/sysdep.h.
12211 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12212 this->eh_frame_hdr_ is NULL before using it.
12214 * dynobj.cc (Versions::Versions): Update comment.
12216 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12217 the base version name.
12219 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12220 array size plus one.
12221 (Stringpool_template::set_string_offsets): Subtract one from key
12222 before using it as an array index.
12223 (Stringpool_template::get_offset_with_length): Likewise.
12224 (Stringpool_template::write_to_buffer): Likewise.
12225 * stringpool.h (Stringpool_template::get_offset_from_key):
12228 2008-07-23 Ian Lance Taylor <iant@google.com>
12231 * object.h (Merged_symbol_value::value): Do our best to handle a
12235 * script.cc (Version_script_info::get_versions): Don't add empty
12236 version tag to return value.
12237 (Version_script_info::get_symbol_version_helper): Change return
12238 type to bool. Add pversion parameter. Change all callers.
12239 (script_register_vers_node): Don't require a non-NULL tag.
12240 * script.h (class Version_script_info): Update declarations.
12241 (Version_script_info::get_symbol_version): Change return type to
12242 bool. Add version parameter. Change all callers.
12243 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12244 handling. Handle an empty version from a version script.
12245 (Symbol_table::define_special_symbol): Likewise.
12246 * testsuite/ver_test_10.script: New file.
12247 * testsuite/ver_test_10.sh: New file.
12248 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12249 (check_DATA): Add ver_test_10.syms.
12250 (ver_test_10.syms, ver_test_10.so): New target.
12251 * testsuite/Makefile.in: Rebuild.
12253 2008-07-23 Simon Baldwin <simonb@google.com>
12255 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12256 to zero for undefined symbols from dynamic libraries.
12258 2008-07-23 Ian Lance Taylor <iant@google.com>
12260 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12261 Change all callers.
12262 * symtab.h (class Symbol_table): Update declaration.
12263 * testsuite/ver_test_9.cc: New file.
12264 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12265 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12266 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12267 (ver_test_9.so, ver_test_9.o): New targets.
12268 * testsuite/Makefile.in: Rebuild.
12270 2008-07-22 Ian Lance Taylor <iant@google.com>
12272 * options.h (class General_options): Define --check-sections.
12273 * layout.cc (Layout::set_segment_offsets): Handle
12276 * options.h (class General_options): Define -n/--nmagic and
12278 * options.cc (General_options::finalize): For -n/--nmagic or
12279 -N/--omagic, set -static.
12280 * layout.cc (Layout::attach_allocated_section_to_segment): If
12281 -N/--omagic, don't put read-only and read-write sections in
12282 different segments.
12283 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12284 finding a read-only segment.
12285 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12286 don't set the minimum segment alignment to the common page size,
12287 and don't set the file offset to the address modulo the page size.
12288 * script-sections.cc (Script_sections::create_segments): If
12289 -n/--omagic, don't put read-only and read-write sections in
12290 different segments.
12292 * cref.cc: New file.
12293 * cref.h: New file.
12294 * options.h (class General_options): Add --print-symbol-counts.
12295 * main.cc (main): Issue defined symbol report if requested.
12296 * archive.cc (Archive::interpret_header): Make into a const member
12298 (Archive::add_symbols): Call Input_objects::archive_start and
12300 (Archive::const_iterator): Define new class.
12301 (Archive::begin, Archive::end): New functions.
12302 (Archive::include_all_members): Rewrite to use iterator.
12303 (Archive::count_members): New function.
12304 * archive.h (class Archive): Update declarations.
12305 (Archive::filename): New function.
12306 * object.cc: Include "cref.h".
12307 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12308 (Sized_relobj::do_get_global_symbol_counts): New function.
12309 (Input_objects::add_object): Add object to cross-referencer.
12310 (Input_objects::archive_start): New function.
12311 (Input_objects::archive_stop): New function.
12312 (Input_objects::print_symbol_counts): New function.
12313 * object.h: Declare Cref and Archive.
12314 (Object::get_global_symbol_counts): New function.
12315 (Object::do_get_global_symbol_counts): New pure virtual function.
12316 (class Sized_relobj): Add defined_count_ field. Update
12318 (class Input_objects): Add cref_ field. Update constructor.
12319 Update declarations.
12320 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12322 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12324 (Sized_dynobj::do_get_global_symbol_counts): New function.
12325 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12326 defined_count_. Update declarations. Define Symbols typedef.
12327 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12328 parameter. Change all callers.
12329 (Symbol_table::add_from_dynobj): Add sympointers and defined
12330 parameters. Change all callers.
12331 * symtab.h (class Symbol_table): Update declarations.
12332 * Makefile.am (CCFILES): Add cref.cc.
12333 (HFILES): Add cref.h.
12334 * Makefile.in: Rebuild.
12336 2008-07-22 Simon Baldwin <simonb@google.com>
12338 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12339 to zero when writing undefined symbols.
12341 2008-07-22 Ian Lance Taylor <iant@google.com>
12343 * output.cc (Output_section::add_input_section): Don't try to
12344 merge empty merge sections.
12346 2008-07-21 Craig Silverstein <csilvers@google.com>
12348 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12349 Include symbol version in error message.
12351 2008-07-20 Chris Demetriou <cgd@google.com>
12353 * configure.ac (gold_cv_c_random_seed): New configured variable.
12354 (RANDOM_SEED_CFLAGS): New substituted variable.
12355 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12356 * configure: Rebuild.
12357 * Makefile.in: Likewise.
12358 * testsuite/Makefile.in: Likewise.
12360 2008-07-18 Ian Lance Taylor <iant@google.com>
12362 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12363 where we see NAME/NULL and NAME/VERSION as separate symbols.
12364 * testsuite/ver_test_main.cc (main): Call t4.
12365 (t4, t4_2a): Define.
12366 * testsuite/ver_test_2.cc (t4_2): Define.
12367 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12368 * testsuite/ver_test_4.cc (t4_2a): Define.
12369 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12370 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12372 2008-07-17 Ian Lance Taylor <iant@google.com>
12374 * dynobj.cc (Versions::add_def): If we give an error about a
12375 missing version, go ahead and create the version anyhow.
12377 2008-07-10 Ian Lance Taylor <iant@google.com>
12379 Handle output sections with more than 0x7fffffff bytes.
12380 * object.h (class Relobj): Change map_to_output_ to
12381 output_sections_, and just keep a section pointer. Change all
12382 uses. Move comdat group support to Sized_relobj.
12383 (Relobj::is_section_specially_mapped): Remove.
12384 (Relobj::output_section): Remove poff parameter. Change all
12386 (Relobj::output_section_offset): New function.
12387 (Relobj::set_section_offset): Rewrite.
12388 (Relobj::map_to_output): Remove.
12389 (Relobj::output_sections): New function.
12390 (Relobj::do_output_section_offset): New pure virtual function.
12391 (Relobj::do_set_section_offset): Likewise.
12392 (class Sized_relobj): Add section_offsets_ field. Add comdat
12393 group support from Relobj. Update declarations.
12394 (Sized_relobj::get_output_section_offset): New function.
12395 (Sized_relobj::do_output_section_offset): New function.
12396 (Sized_relobj::do_set_section_offset): New function.
12397 * object.cc (Relobj::output_section_address): Remove.
12398 (Sized_relobj::Sized_relobj): Initialize new fields.
12399 (Sized_relobj::include_section_group): Cast find_kept_object to
12401 (Sized_relobj::include_linkonce_section): Likewise.
12402 (Sized_relobj::do_layout): Use separate arrays for output section
12404 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12406 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12407 output_sections and section_offsets.
12408 (Sized_relobj::write_local_symbols): Likewise.
12409 (map_to_kept_section): Compute output address directly.
12410 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12411 output_sections and section_offsets.
12412 (Sized_relobj::write_sections): Likewise.
12413 (Sized_relobj::relocate_sections): Likewise.
12414 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12415 * output.h (class Output_reloc): Update declarations. Change
12416 u2_.relobj to Sized_relobj*.
12417 (class Output_data_reloc): Change add functions to use
12419 * output.cc (Output_reloc::Output_reloc): Change relobj to
12421 (Output_reloc::local_section_offset): Change return type to
12422 Elf_Addr. Use get_output_section_offset.
12423 (Output_reloc::get_address): Likewise.
12424 (Output_section::is_input_address_mapped): Don't call
12425 is_section_specially_mapped.
12426 (Output_section::output_offset): Likewise.
12427 (Output_section::output_address): Likewise.
12428 (Output_section::starting_output_address): Likewise.
12429 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12430 parameter to Sized_relobj*.
12431 (Copy_relocs::need_copy_reloc): Likewise.
12432 (Copy_relocs::save): Likewise.
12433 * copy-relocs.h (class Copy_relocs): Update declarations.
12434 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12435 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12436 * target-reloc.h (relocate_for_relocatable): Change
12437 offset_in_output_section type to Elf_Addr. Change code that uses
12439 * layout.cc (Layout::layout): Always set *off.
12440 * mapfile.cc (Mapfile::print_input_section): Use
12441 output_section_offset.
12442 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12444 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12445 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12446 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12448 2008-07-03 Ian Lance Taylor <iant@google.com>
12450 * layout.cc (Layout::include_section): Do not discard unrecognized
12451 SHT_STRTAB sections.
12453 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12455 * script.cc (Lex::can_continue_name): Make '?' allowable in
12456 version-script names.
12457 * testsuite/version_script.map: Change glob pattern to use '?'
12459 2008-06-30 Manish Singh <yosh@gimp.org>
12462 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12465 2008-06-30 Ian Lance Taylor <iant@google.com>
12469 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12470 versions]: Don't try to read the value in the contents, since we
12471 don't use it. Use the template endianness when writing.
12473 2008-06-25 Cary Coutant <ccoutant@google.com>
12475 * fileread.cc (File_read::make_view): Assert on zero-length view.
12476 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12477 symbol table when there are no symbols to read.
12479 2008-06-23 Craig Silverstein <csilvers@google.com>
12481 * version.cc (version_string): Bump to 1.7
12483 2008-06-18 Craig Silverstein <csilvers@google.com>
12485 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12486 constant 0xFFFF to type Valtype.
12487 (Powerpc_relocate_functions::rel16_ha): Likewise.
12489 2008-06-17 Ian Lance Taylor <iant@google.com>
12491 * output.h (Output_section::Input_section): Initialize p2align_ to
12492 zero for Output_section_data constructors.
12493 (Output_section::Input_section::addralign): If not an input
12494 section, return the alignment of the Output_section_data.
12495 * testsuite/copy_test.cc: New file.
12496 * testsuite/copy_test_1.cc: New file.
12497 * testsuite/copy_test_2.cc: New file.
12498 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12499 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12500 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12501 (copy_test_1_pic.o, copy_test_1.so): New targets.
12502 (copy_test_2_pic.o, copy_test_2.so): New targets.
12503 * testsuite/Makefile.in: Rebuild.
12505 * script-sections.cc (Script_sections::place_orphan): Initialize
12506 local variable exact.
12508 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12510 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12512 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12513 David S. Miller <davem@davemloft.net>
12515 * powerpc.cc: New file.
12516 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12517 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12518 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12519 * Makefile.in: Rebuild.
12521 2008-06-09 Ian Lance Taylor <iant@google.com>
12523 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12525 (throwing, orig_terminate): New static variables.
12526 (terminate_handler): New static function.
12527 (t2): Set terminate handler.
12529 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12532 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12535 2008-05-30 Cary Coutant <ccoutant@google.com>
12537 * archive.cc (Archive::include_all_members) Correct to step
12538 over symbol table and extended name table in thin archives.
12540 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12543 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12546 2008-05-28 Caleb Howe <cshowe@google.com>
12548 * reduced_debug_output.cc: New file.
12549 * reduced_debug_output.h: New file.
12550 * options.h (class General_options): Add --strip-debug-non-line.
12551 * options.cc (General_options::finalize): Add strip_debug_non_line
12552 to the strip heirarchy.
12553 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12555 * layout.cc: Include "reduced_debug_output.h".
12556 (Layout::Layout): Initialize new fields.
12557 (line_only_debug_sections): New static array.
12558 (is_lines_only_debug_sections): New static inline function.
12559 (Layout::include_section): Handle --strip-debug-non-line.
12560 (Layout::make_output_section): If --strip-debug-non-line, build
12561 new output sections for .debug_abbrev and .debug_info.
12562 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12563 gold. Warn about possible overflow.
12564 (read_signed_LEB_128): Likewise.
12565 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12566 (read_signed_LEB_128): Declare.
12567 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12568 (HFILES): Add reduced_debug_output.h.
12569 * Makefile.in: Rebuild.
12571 2008-05-21 Ian Lance Taylor <iant@google.com>
12573 * mapfile.cc: New file.
12574 * mapfile.h: New file.
12575 * options.h (class General_options): Add -M/--print-map and -Map.
12576 * options.cc (General_options::finalize): Make -M equivalent to
12578 * main.cc: Include <cstdio> and "mapfile.h".
12579 (main): Open mapfile if requested.
12580 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12581 constructor. Change caller.
12582 (queue_initial_tasks): Add mapfile parameter. Change caller.
12583 (queue_middle_tasks): Likewise.
12584 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12586 * archive.cc: Include "mapfile.h".
12587 (Archive::add_symbols): Add mapfile parameter. Change all
12588 callers. Pass mapfile, symbol, and reason to include_member.
12589 (Archive::include_all_members): Add mapfile parameter. Change all
12591 (Archive::include_member): Add mapfile, sym, and why parameters.
12592 Change all callers. Report inclusion to map file.
12593 * archive.h: Include "fileread.h".
12594 (class Archive): Update declarations.
12595 (Archive::file): New const method.
12596 (class Add_archive_symbols): Add mapfile_ field. Update
12597 constructor. Change all callers.
12598 * readsyms.h (class Read_symbols): Likewise.
12599 (class Finish_group): Likewise.
12600 (class Read_script): Likewise.
12601 * common.cc: Include "mapfile.h".
12602 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12604 (Symbol_table::do_allocate_commons): Likewise.
12605 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12606 symbol allocation to mapfile.
12607 * common.h (class Allocate_commons_task): Add mapfile_ field.
12608 Update constructor. Change all callers.
12609 * symtab.h (class Symbol_table): Update declarations.
12610 * layout.cc: Include "mapfile.h".
12611 (Layout_task_runner::run): Print information to mapfile.
12612 (Layout::create_gold_note): Change Output_data_fixed_space to
12613 Output_data_zero_fill.
12614 (Layout::create_build_id): Likewise.
12615 (Layout::print_to_mapfile): New function.
12616 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12617 constructor. Change caller.
12618 (class Layout): Declare print_to_mapfile.
12619 * output.cc (Output_section::Input_section::print_to_mapfile): New
12621 (Output_section::add_input_section): If producing a map, always
12622 add to input_sections_ list.
12623 (Output_section::do_print_to_mapfile): New function.
12624 (Output_segment::print_sections_to_mapfile): New function.
12625 (Output_segment::print_section_list_to_mapfile): New function.
12626 * output.h: Include "mapfile.h".
12627 (Output_data::print_to_mapfile): New function.
12628 (Output_data::do_print_to_mapfile): New virtual function.
12629 (Output_segment_headers::do_print_to_mapfile): New function.
12630 (Output_file_header::do_print_to_mapfile): New function.
12631 (Output_data_const::do_print_to_mapfile): New function.
12632 (class Output_data_const_buffer): Add map_name_ field. Update
12633 constructor. Change all callers. Add do_print_to_mapfile
12635 (class Output_data_fixed_space): Likewise.
12636 (class Output_data_space): Likewise.
12637 (class Output_data_zero_fill): New class.
12638 (Output_data_strtab::do_print_to_mapfile): New function.
12639 (Output_data_reloc_base::do_print_to_mapfile): New function.
12640 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12641 (Output_data_group::do_print_to_mapfile): New function.
12642 (Output_data_got::do_print_to_mapfile): New function.
12643 (Output_data_dynamic::do_print_to_mapfile): New function.
12644 (Output_symtab_xindex::do_print_to_mapfile): New function.
12645 (class Output_section): Declare do_print_to_mapflie. Declare
12646 print_to_mapfile in Input_section.
12647 (class Output_segment): Declare new functions.
12648 * object.h (Sized_relobj::symbol_count): New function.
12649 * script-sections.cc
12650 (Output_section_element_dot_assignment::set_section_addresses):
12651 Change Output_data_fixed_space to Output_data_zero_fill.
12652 (Output_data_expression::do_print_to_mapfile): New function.
12653 * script.cc (read_input_script): Add mapfile parameter. Change
12655 * script.h (read_input_script): Update declaration.
12656 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12657 (Eh_frame::do_print_to_mapfile): New function.
12658 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12659 (Output_merge_string::do_print_to_mapfile): New function.
12660 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12662 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12664 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12666 * Makefile.am (CCFILES): Add mapfile.cc.
12667 (HFILES): Add mapfile.h.
12668 * Makefile.in: Rebuild.
12670 2008-05-19 Ian Lance Taylor <iant@google.com>
12672 * options.h (class General_options): Add -z relro.
12673 * layout.cc (Layout::Layout): Initialize relro_segment_.
12674 (Layout::add_output_section_data): Return the output section.
12675 (Layout::make_output_section): Rcognize relro sections and mark
12676 them appropriately.
12677 (Layout::attach_allocated_section_to_segment): Put relro sections
12678 in a PT_GNU_RELRO segment.
12679 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12681 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12683 (Layout::linkonce_mapping): Map d.rel.ro.local to
12684 .data.rel.ro.local.
12685 (Layout::output_section_name): Us .data.rel.ro.local for any
12686 section which begins with that.
12687 * layout.h (class Layout): Update add_output_section_data
12688 declaration. Add relro_segment_ field.
12689 * output.cc (Output_section::Output_section): Initialize is_relro_
12690 and is_relro_local_ fields.
12691 (Output_segment::add_output_section): Group relro sections.
12692 (Output_segment::is_first_section_relro): New function.
12693 (Output_segment::maximum_alignment): If there is a relro section,
12694 align the segment to the common page size.
12695 (Output_segment::set_section_addresses): Track whether we are
12696 looking at relro sections. If the last section is a relro
12697 section, align to the common page size.
12698 (Output_segment::set_section_list_addresses): Add in_relro
12699 parameter. Change all callers. Align to the page size when
12700 moving from relro to non-relro section.
12701 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12703 * output.h (class Output_section): Add is_relro_ and
12704 is_relro_local_ fields.
12705 (Output_section::is_relro): New function.
12706 (Output_section::set_is_relro): New function.
12707 (Output_section::is_relro_local): New function.
12708 (Output_section::set_is_relro_local): New function.
12709 (class Output_segment): Update declarations.
12710 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12711 * sparc.cc (Target_sparc::got_section): Likewise.
12712 * x86_64.cc (Target_x86_64::got_section): Likewise.
12713 * testsuite/relro_test_main.cc: New file.
12714 * testsuite/relro_test.cc: New file.
12715 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12716 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12717 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12718 (relro_test.so, relro_test_pic.o): New targets.
12719 * testsuite/Makefile.in: Rebuild.
12721 2008-05-16 Ian Lance Taylor <iant@google.com>
12723 * output.cc (Output_segment::add_output_section): Remove front
12725 * output.h (class Output_segment): Remove
12726 add_initial_output_section and overloaded add_output_section.
12727 Update declaration of remaining add_output_section.
12728 * layout.cc (Layout::create_interp): Call add_output_section
12729 rather than add_initial_output_section.
12730 (Layout::finish_dynamic_section): Likewise.
12732 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12733 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12734 know the dynamic type.
12735 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12736 field. Initialize it in constructor.
12737 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12738 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12739 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12742 * output.cc (Output_reloc::get_address): Change return type to
12744 * output.h (class Output_reloc): Update get_address declaration.
12745 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12746 for section addresses.
12748 2008-05-09 Ian Lance Taylor <iant@google.com>
12751 * gold.cc (gold_nomem): Use return value of write.
12753 2008-05-08 Ian Lance Taylor <iant@google.com>
12755 * symtab.c (Symbol::init_base_output_data): Add version
12756 parameter. Change all callers.
12757 (Symbol::init_base_output_segment): Likewise.
12758 (Symbol::init_base_constant): Likewise.
12759 (Symbol::init_base_undefined): Likewise.
12760 (Sized_symbol::init_output_data): Likewise.
12761 (Sized_symbol::init_output_segment): Likewise.
12762 (Sized_symbol::init_constant): Likewise.
12763 (Sized_symbol::init_undefined): Likewise.
12764 (Symbol_table::do_define_in_output_data): If the new symbol has a
12765 version, mark it as the default.
12766 (Symbol_table::do_define_in_output_segment): Likewise.
12767 (Symbol_table::do_define_as_constant): Likewise.
12768 * symtab.h (class Symbol): Update declarations.
12769 (class Sized_symbol): Likewise.
12770 * resolve.cc (Symbol::override_version): New function.
12771 (Symbol::override_base): Call override_version.
12772 (Symbol::override_base_with_special): Likewise.
12773 * testsuite/ver_script_8.script: New file.
12774 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12775 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12776 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12777 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12779 2008-05-06 Ian Lance Taylor <iant@google.com>
12782 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12784 (class General_options): Remove existing --undefined, and add
12785 --no-undefined instead. Add new --undefined as synonym for -u.
12786 * archive.cc (Archive::add_symbols): Check whether symbol was
12788 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12789 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12790 all uses. Add IS_UNDEFINED. Update declarations to split
12791 different versions of init_base. Declare init_base_undefined.
12792 (Symbol::is_defined): Handle IS_UNDEFINED.
12793 (Symbol::is_undefined): Likewise.
12794 (Symbol::is_weak_undefined): Call is_undefined.
12795 (Symbol::is_absolute): Handle IS_CONSTANT.
12796 (class Sized_symbol): Update declarations to split different
12797 versions of init. Declare init_undefined.
12798 (class Symbol_table): Declare new functions.
12799 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12800 Change all callers.
12801 (Symbol::init_base_output_data): Likewise.
12802 (Symbol::init_base_output_segment): Likewise.
12803 (Symbol::init_base_constant): Likewise.
12804 (Symbol::init_base_undefined): New function.
12805 (Sized_symbol::init_object): Rename from init. Change all
12807 (Sized_symbol::init_output_data): Likewise.
12808 (Sized_symbol::init_output_segment): Likewise.
12809 (Sized_symbol::init_constant): Likewise.
12810 (Sized_symbol::init_undefined): New function.
12811 (Symbol_table::add_undefined_symbols_from_command_line): New
12813 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12815 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12816 (Symbol::output_section): Likewise.
12817 (Symbol::set_output_section): Likewise.
12818 (Symbol_table::sized_finalize_symbol): Likewise.
12819 (Symbol_table::sized_write_globals): Likewise.
12820 * resolve.cc (Symbol_table::should_override): Likewise.
12821 (Symbol::override_base_with_special): Likewise.
12823 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12824 symbol, change it to have default visibility.
12825 * testsuite/protected_1.cc: New file.
12826 * testsuite/protected_2.cc: New file.
12827 * testsuite/protected_3.cc: New file.
12828 * testsuite/protected_main_1.cc: New file.
12829 * testsuite/protected_main_2.cc: New file.
12830 * testsuite/protected_main_3.cc: New file.
12831 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12832 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12833 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12834 (protected_1.so): New target.
12835 (protected_1_pic.o, protected_2_pic.o): New targets.
12836 (protected_3_pic.o): New target.
12837 (check_PROGRAMS): Add protected_2.
12838 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12839 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12840 * testsuite/Makefile.in: Rebuild.
12842 * options.h (DEFINE_var): Add set_user_set_##varname__.
12843 (DEFINE_bool_alias): New macro.
12844 (class General_options): Define -Bstatic using DEFINE_bool_alias
12845 rather than DEFINE_special. Add --undefined as an alias for -z
12847 * options.cc (General_options::parse_Bstatic): Remove.
12849 * options.h (class General_options): Add --fatal-warnings.
12850 * main.cc (main): Implement --fatal-warnings.
12851 * errors.h (Errors::warning_count): New function.
12853 * options.h (class General_options): Add -Bsymbolic-functions.
12854 * symtab.h (Symbol::is_preemptible): Check for
12855 -Bsymbolic-functions.
12857 2008-05-05 Ian Lance Taylor <iant@google.com>
12859 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12860 as noVARNAME rather than no-VARNAME.
12861 (class General_options): Add option -z combreloc.
12862 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12864 (Output_reloc::sort_before) [SHT_REL]: New function.
12865 (Output_reloc::sort_before) [SHT_RELA]: New function.
12866 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12867 Sort_relocs_comparison.
12868 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12869 parameter. Change all callers.
12870 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12871 sort_relocs parameter. Change all callers.
12872 * output.cc (Output_reloc::get_address): New function, broken out
12874 (Output_reloc::write_rel): Call it.
12875 (Output_reloc::compare): New function.
12876 (Output_data_reloc_base::do_write): Optionally sort relocs.
12878 * configure.ac: If targ_extra_obj is set, link it in.
12879 * configure.tgt: Initialize all variables.
12880 (x86_64*): Set targ_extra_obj and targ_extra_size.
12881 * configure: Rebuild.
12883 * object.cc (Sized_relobj::include_section_group): Adjust section
12884 indexes read from group data. Build vector to pass to
12886 * layout.cc (Layout::layout_group): Add flags and shndxes
12887 parameters. Remove contents parameter. Change caller. Update
12888 explicit instantiations.
12889 * layout.h (class Layout): Update layout_group declaration.
12890 * output.cc (Output_data_group::Output_data_group): Add flags and
12891 input_shndxes parameters. Remove contents parameter. Change
12893 (Output_data_group::do_write): Change input_sections_ to
12895 * output.h (class Output_data_group): Update constructor
12896 declaration. Rename input_sections_ to input_shndxes_.
12897 * testsuite/many_sections_test.cc: Add template.
12899 2008-04-30 Cary Coutant <ccoutant@google.com>
12901 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12903 * layout.cc (Layout::include_section): Refactored check for debug
12905 (Layout::add_comdat): Add new parameters. Change type
12906 of signature parameter. Add object and shndx to signatures table.
12907 (Layout::find_kept_object): New function.
12908 * layout.h: Include <cstring>.
12909 (Layout::is_debug_info_section): New function.
12910 (Layout::add_comdat): Add new parameters.
12911 (Layout::find_kept_object): New function.
12912 (Layout::Kept_section): New struct.
12913 (Layout::Signatures): Change type of map range.
12914 * object.cc (Relobj::output_section_address): New function.
12915 (Sized_relobj::include_section_group): Add new parameters. Change
12916 calls to Layout::add_comdat. Change to build table of kept comdat
12917 groups and table mapping discarded sections to kept sections.
12918 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12919 (Sized_relobj::do_layout): Change calls to include_section_group and
12920 include_linkonce_section.
12921 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12922 value to zero when section is discarded.
12923 (Sized_relobj::map_to_kept_section): New function.
12924 * object.h (Relobj::output_section_address): New function.
12925 (Relobj::Comdat_group): New type.
12926 (Relobj::find_comdat_group): New function.
12927 (Relobj::Comdat_group_table): New type.
12928 (Relobj::Kept_comdat_section): New type.
12929 (Relobj::Kept_comdat_section_table): New type.
12930 (Relobj::add_comdat_group): New function.
12931 (Relobj::set_kept_comdat_section): New function.
12932 (Relobj::get_kept_comdat_section): New function.
12933 (Relobj::comdat_groups_): New field.
12934 (Relobj::kept_comdat_sections_): New field.
12935 (Symbol_value::input_value): Update comment.
12936 (Sized_relobj::map_to_kept_section) New function.
12937 (Sized_relobj::include_linkonce_section): Add new parameter.
12938 * target-reloc.h (Comdat_behavior): New type.
12939 (get_comdat_behavior): New function.
12940 (relocate_section): Add code to map a discarded section to the
12941 corresponding kept section when applying a relocation.
12943 2008-04-30 Craig Silverstein <csilvers@google.com>
12945 * dwarf_reader.cc (next_generation_count): New static var.
12946 (Addr2line_cache_entry): New struct.
12947 (addr2line_cache): New static var.
12948 (Dwarf_line_info::one_addr2line): Added caching.
12949 (Dwarf_line_info::clear_addr2line_cache): New function.
12950 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12951 cache-size parameter.
12952 (Dwarf_line_info::one_addr2line_cache): New function.
12953 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12954 new cache-size argument to one_addr2line(), and clear cache.
12956 2008-04-28 Cary Coutant <ccoutant@google.com>
12958 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12959 R_386_PC8 relocations.
12961 2008-04-23 Ian Lance Taylor <iant@google.com>
12963 * object.cc (Sized_relobj::include_section_group): Check for
12964 invalid section group.
12966 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12969 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12970 than read for file header.
12971 * archive.cc (Archive::include_member): Likewise.
12973 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12975 * aclocal.m4: Regenerate.
12976 * configure: Regenerate.
12978 2008-04-19 Ian Lance Taylor <iant@google.com>
12980 * version.cc (version_string): Bump to 1.6.
12982 * testsuite/Makefile.am (many_sections_r_test): New target.
12983 (many_sections_r_test_SOURCES): Remove.
12984 (many_sections_r_test_DEPENDENCIES): Remove.
12985 (many_sections_r_test_LDFLAGS): Remove.
12986 (many_sections_r_test_LDADD): Remove.
12988 * object.cc (Sized_relobj::do_add_symbols): Always pass
12989 local_symbol_count_ to add_from_relobj.
12991 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12992 every thousand variables.
12993 * testsuite/Makefile.in: Rebuild.
12995 * object.cc (Xindex::initialize_symtab_xindex): New function.
12996 (Xindex::read_symtab_xindex): New function.
12997 (Xindex::sym_xindex_to_shndx): New function.
12998 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
13000 (Sized_relobj::do_initialize_xindex): New function.
13001 (Sized_relobj::do_read_symbols): Adjust section links.
13002 (Sized_relobj::symbol_section_and_value): Add is_ordinary
13003 parameter. Change all callers.
13004 (Sized_relobj::include_section_group): Adjust section links and
13005 symbol section indexes.
13006 (Sized_relobj::do_layout): Adjust section links.
13007 (Sized_relobj::do_count_local_symbols): Adjust section links and
13008 symbol section indexes.
13009 (Sized_relobj::do_finalize_local_symbols): Distinguish between
13010 ordinary and special symbols.
13011 (Sized_relobj::write_local_symbols): Add symtab_xindex and
13012 dynsym_xindex parameters. Change all callers. Adjust section
13013 links. Use SHN_XINDEX when needed.
13014 (Sized_relobj::get_symbol_location_info): Adjust section links.
13015 Don't get fooled by special symbols.
13016 * object.h (class Xindex): Define.
13017 (class Object): Add xindex_ parameter. Declare virtual functoin
13018 do_initialize_xindex.
13019 (Object::adjust_sym_shndx): New function.
13020 (Object::set_xindex): New protected function.
13021 (class Symbol_value): Add is_ordinary_shndx_ field.
13022 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
13023 (Symbol_value::value): Assert ordinary section.
13024 (Symbol_value::initialize_input_to_output_map): Likewise.
13025 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
13026 Change all callers.
13027 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
13029 (class Sized_relobj): Update declarations.
13030 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
13031 parameter. Change all callers.
13032 (Sized_relobj::adjust_shndx): New function.
13033 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
13035 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
13036 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
13037 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
13038 (Sized_dynobj::read_dynsym_section): Adjust section links.
13039 (Sized_dynobj::read_dynamic): Likewise.
13040 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
13042 (Sized_dynobj::do_initialize_xindex): New function.
13043 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
13044 do_initialize_xindex.
13045 (Sized_dynobj::adjust_shndx): New function.
13046 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
13047 dynsym_xindex_ fields.
13048 (Layout::finalize): Add a call to set_section_indexes before
13049 creating the symtab sections.
13050 (Layout::set_section_indexes): Don't do anything if the section
13051 already has a section index.
13052 (Layout::create_symtab_sections): Add shnum parameter. Change
13053 caller. Create .symtab_shndx section if needed.
13054 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13056 (Layout::allocated_output_section_count): New function.
13057 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13059 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13060 fields. Update declarations.
13061 (Layout::symtab_xindex): New function.
13062 (Layout::dynsym_xindex): New function.
13063 (class Write_symbols_task): Add layout_ field.
13064 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13066 * output.cc (Output_section_headers::Output_section_headers): Add
13067 shstrtab_section parameter. Change all callers.
13068 (Output_section_headers::do_sized_write): Store overflow values
13069 for section count and section string table section index in
13070 section header zero.
13071 (Output_file_header::do_sized_write): Check for overflow of
13072 section count and section string table section index.
13073 (Output_symtab_xindex::do_write): New function.
13074 (Output_symtab_xindex::endian_do_write): New function.
13075 * output.h (class Output_section_headers): Add shstrtab_section_.
13076 Update declarations.
13077 (class Output_symtab_xindex): Define.
13078 (Output_section::has_out_shndx): New function.
13079 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13081 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13082 Change all callers.
13083 (Sized_symbol::init): Likewise.
13084 (Symbol::output_section): Check for ordinary symbol.
13085 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13086 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13088 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13089 Change all callers. Simplify handling of symbols from sections
13090 not included in the link.
13091 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13093 (Weak_alias_sorter::operator()): Assert that symbols are
13095 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13097 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13098 parameters. Change all callers.
13099 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13100 symbol distinction. Use SHN_XINDEX when needed.
13101 (Symbol_table::write_section_symbol): Add symtab_xindex
13102 parameter. Change all callers.
13103 (Symbol_table::sized_write_section_symbol): Likewise. Use
13104 SHN_XINDEX when needed.
13105 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13107 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13108 (Symbol::is_defined): Check is_ordinary.
13109 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13110 (Symbol::is_absolute, Symbol::is_common): Likewise.
13111 (class Sized_symbol): Update declarations.
13112 (class Symbol_table): Update declarations.
13113 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13114 parameters. Change all callers.
13115 (Sized_symbol::override): Likewise.
13116 (Symbol_table::override): Likewise.
13117 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13118 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13119 is_ordinary, and orig_st_shndx parameters. Change all callers.
13120 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13121 to be in an ordinary section.
13122 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13123 object and is_ordinary parameters. Change all callers.
13124 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13125 Change all callers. Don't add undefined or non-ordinary symbols
13127 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13128 Change all callers.
13129 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13131 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13132 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13133 (Sized_relobj::relocate_sections): Likewise.
13134 * target-reloc.h (scan_relocs): Adjust section symbol index.
13135 (scan_relocatable_relocs): Likewise.
13136 * i386.cc (Scan::local): Check for ordinary symbols.
13137 * sparc.cc (Scan::local): Likewise.
13138 * x86_64.cc (Scan::local): Likewise.
13139 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13140 to symbol_section_and_value.
13141 * testsuite/many_sections_test.cc: New file.
13142 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13143 (check_PROGRAMS): Add many_sections_test.
13144 (many_sections_test_SOURCES): Define.
13145 (many_sections_test_DEPENDENCIES): Define.
13146 (many_sections_test_LDFLAGS): Define.
13147 (BUILT_SOURCES): Add many_sections_define.h.
13148 (many_sections_define.h): New target.
13149 (BUILT_SOURCES): Add many_sections_check.h.
13150 (many_sections_check.h): New target.
13151 (check_PROGRAMS): Add many_sections_r_test.
13152 (many_sections_r_test_SOURCES): Define.
13153 (many_sections_r_test_DEPENDENCIES): Define.
13154 (many_sections_r_test_LDFLAGS): Define.
13155 (many_sections_r_test_LDADD): Define.
13156 (many_sections_r_test.o): New target.
13157 * testsuite/Makefile.in: Rebuild.
13159 2008-04-17 Cary Coutant <ccoutant@google.com>
13161 * errors.cc (Errors::info): New function.
13162 (gold_info): New function.
13163 * errors.h (Errors::info): New function.
13164 * gold.h (gold_info): New function.
13165 * object.cc (Input_objects::add_object): Print trace output.
13166 * options.cc (options::parse_set): New function.
13167 (General_options::parse_wrap): Deleted.
13168 (General_options::General_options): Deleted initializer.
13169 * options.h (options::String_set): New typedef.
13170 (options::parse_set): New function.
13171 (DEFINE_set): New macro.
13172 (General_options::wrap): Changed to use DEFINE_set. Changed
13173 callers of any_wrap_symbols and is_wrap_symbol.
13174 (General_options::trace, General_options::trace_symbol):
13176 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13177 (General_options::wrap_symbols_): Deleted.
13178 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13180 2008-04-17 David S. Miller <davem@davemloft.net>
13182 * options.cc (General_options::parse_V): New function.
13183 * options.h: Add entries for -V and -Qy.
13185 2008-04-17 Ian Lance Taylor <iant@google.com>
13187 * common.cc (Symbol_table::allocate_commons): Remove options
13188 parameter. Change caller.
13189 (Symbol_table::do_allocate_commons): Remove options parameter.
13190 Change caller. Just call do_allocate_commons_list twice.
13191 (Symbol_table::do_allocate_commons_list): New function, broken out
13192 of do_allocate_commons.
13193 * common.h (class Allocate_commons_task): Remove options_ field.
13194 Update constructor.
13195 * symtab.cc (Symbol_table::Symbol_table): Initialize
13197 (Symbol_table::add_from_object): Put TLS common symbols on
13199 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13200 which are IN_OUTPUT_DATA.
13201 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13202 allocate_commons and do_allocate_commons declarations. Declare
13203 do_allocate_commons_list.
13204 * gold.cc (queue_middle_tasks): Update creation of
13205 Allocate_commons_task to not pass options.
13206 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13207 (TLS_TEST_C_FLAGS): New variable.
13208 (tls_test_c_pic.o): New target.
13209 (tls_test_shared.so): Link in tls_test_c_pic.o.
13210 (tls_test_c_pic_ie.o): New target.
13211 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13212 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13213 (tls_test_c.o): New target.
13214 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13215 (tls_pic_test_LDADD): Likewise.
13216 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13217 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13218 (tls_test_c_gnu2.o): New target.
13219 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13221 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13222 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13223 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13224 * testsuite/tls_test.cc: Include "config.h".
13225 (t_last): Call t11_last.
13226 * testsuite/tls_test.h (t11, t11_last): Declare.
13227 * testsuite/tls_test_c.c: New file.
13228 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13229 * configure.ac: Check for OpenMP support.
13230 * configure, config.in, Makefile.in: Rebuild.
13231 * testsuite/Makefile.in: Rebuild.
13233 2008-04-16 Cary Coutant <ccoutant@google.com>
13235 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13236 (Target_i386::tls_base_symbol_defined_): New field.
13237 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13238 (Target_i386::Scan::global): Likewise.
13239 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13240 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13241 (Target_x86_64::tls_base_symbol_defined_): New field.
13242 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13243 (Target_x86_64::Scan::global): Likewise.
13245 2008-04-16 Cary Coutant <ccoutant@google.com>
13247 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13248 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13249 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13250 building shared libraries.
13251 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13252 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13253 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13254 * testsuite/Makefile.in: Rebuild.
13255 * testsuite/weak_undef.h: New file.
13256 * testsuite/weak_undef_file1.cc: Add extra test cases.
13257 * testsuite/weak_undef_file2.cc: Likewise.
13258 * testsuite/weak_undef_test.cc: Likewise.
13260 2008-04-16 David S. Miller <davem@davemloft.net>
13262 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13263 Add issued_non_pic_error_ field. Declare check_non_pic.
13264 (Target_sparc::Scan::check_non_pic): New function.
13265 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13266 (Target_sparc::Scan::global): Likewise.
13268 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13269 * configure: Rebuild.
13271 * options.h (DEFINE_enable): New macro.
13272 (new_dtags): New enable option.
13273 (initfirst, interpose, loadfltr, nodefaultlib,
13274 nodelete, nodlopen, nodump): New -z options.
13275 * layout.cc (Layout:finish_dynamic_section): If new
13276 dtags enabled, emit DT_RUNPATH. Also, emit a
13277 DT_FLAGS_1 containing any specified -z flags.
13279 2008-04-16 Ian Lance Taylor <iant@google.com>
13281 * copy-relocs.cc: New file.
13282 * copy-relocs.h: New file.
13283 * reloc.cc: Remove Copy_relocs code.
13284 * reloc.h: Likewise.
13285 * reloc-types.h (struct Reloc_types) [both versions]: Add
13286 get_reloc_addend_noerror.
13287 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13288 variants of add_global which take an addend which must be zero.
13289 * i386.cc: Include "copy-relocs.h".
13290 (class Target_i386): Change type of copy_relocs_ to variable,
13291 update initializer.
13292 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13293 Change all callers.
13294 (Target_i386::do_finalize_sections): Change handling of
13296 * sparc.cc: Include "copy-relocs.h".
13297 (class Target_sparc): Change type of copy_relocs_ to variable,
13298 update initializer.
13299 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13300 Change all callers.
13301 (Target_sparc::do_finalize_sections): Change handling of
13303 * x86_64.cc: Include "copy-relocs.h".
13304 (class Target_x86_64): Change type of copy_relocs_ to variable,
13305 update initializer.
13306 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13307 class. Change all callers.
13308 (Target_x86_64::do_finalize_sections): Change handling of
13310 * Makefile.am (CCFILES): Add copy-relocs.cc.
13311 (HFILES): Add copy-relocs.h.
13313 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13315 * testsuite/script_test_4.sh: Permit leading zeroes.
13317 2008-04-15 Ian Lance Taylor <iant@google.com>
13319 * script-sections.cc (Script_sections::create_segments): Use
13320 header_size_adjustment even when there is enough room for the
13322 * testsuite/script_test_4.sh: New file.
13323 * testsuite/script_test_4.t: New file.
13324 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13325 (check_DATA): Add script_test_4.stdout.
13326 (MOSTLYCLEANFILES): Likewise.
13327 (script_test_4): New target.
13328 (script_test_4.stdout): New target.
13329 * testsuite/Makefile.in: Rebuild.
13331 * sparc.cc: Add definitions for Output_data_plt_sparc class
13334 2008-04-14 David S. Miller <davem@davemloft.net>
13336 * sparc.cc: New file.
13337 * Makefile.am (TARGETSOURCES): Add sparc.cc
13338 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13339 * configure.tgt: Document targ_extra_size and
13340 targ_extra_big_endian. Add entries for sparc-* and
13342 * configure.ac: Handle targ_extra_size and
13343 targ_extra_big_endian.
13344 * Makefile.in: Rebuild.
13345 * configure: Likewise.
13346 * po/POTFILES.in: Likewise.
13347 * po/gold.pot: Likewise.
13349 2008-04-14 Ian Lance Taylor <iant@google.com>
13351 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13352 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13353 in the name/type/flags to section mapping. Don't call
13354 allocate_output_section.
13355 (Layout::choose_output_section): Change parameter from adjust_name
13356 to is_input_section. Don't permit input sections after sections
13357 are attached to segments. Don't call allocate_output_section.
13358 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13359 not write_enable_output_section.
13360 (Layout::make_output_section): Don't push to
13361 unattached_section_list_ nor call attach_to_segment. Call
13362 attach_section_to_segment if sections are attached.
13363 (Layout::attach_sections_to_segments): New function.
13364 (Layout::attach_section_to_segment): New function.
13365 (Layout::attach_allocated_section_to_segment): Rename from
13366 attach_to_segment. Remove flags parameter.
13367 (Layout::allocate_output_section): Remove function.
13368 (Layout::write_enable_output_section): Remove function.
13369 * layout.h (class Layout): Update for above changes. Add new
13370 field sections_are_attached_.
13371 * output.h (Output_section::update_flags_for_input_section): New
13373 * output.cc (Output_section::add_input_section): Call
13374 update_flags_for_input_section.
13375 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13377 2008-04-11 Cary Coutant <ccoutant@google.com>
13379 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13380 thought unnecessary.
13381 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13383 2008-04-11 Ian Lance Taylor <iant@google.com>
13385 * output.h (class Output_section_data): Remove inline definition
13387 * output.cc (Output_section_data::set_addralign): New function.
13389 2008-04-11 Cary Coutant <ccoutant@google.com>
13391 Add support for TLS descriptors for i386 and x86_64.
13392 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13393 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13394 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13396 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13397 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13398 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13400 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13401 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13402 Fix problem with initial-exec relocations.
13403 (Target_i386::Relocate::relocate_tls): Likewise.
13404 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13406 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13407 support for section-plus-offset dynamic table entries.
13408 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13409 (Output_data_dynamic::Dynamic_entry): Add support for
13410 section-plus-offset dynamic table entries.
13411 (Output_data_dynamic::Classification): Likewise.
13412 (Output_data_dynamic::classification_): Renamed offset_.
13413 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13414 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13415 (Target_x86_64::make_plt_section): New function.
13416 (Target_x86_64::reserve_tlsdesc_entries): New function.
13417 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13418 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13419 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13420 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13421 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13422 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13423 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13424 add extra PLT entry for TLS descriptors.
13425 (Output_data_plt_x86_64::got_): New field.
13426 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13427 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13429 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13431 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13432 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13433 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13434 R_386_TLS_DESC_CALL relocations.
13435 (Target_x86_64::Scan::global): Likewise.
13436 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13437 for TLS descriptors.
13438 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13439 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13440 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13441 GD-to-IE relaxation.
13442 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13443 and TLS_DESCRIPTORS.
13444 * Makefile.in: Rebuild.
13445 * configure: Rebuild.
13446 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13447 (tls_test_shared2.so): New target.
13448 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13449 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13450 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13451 (tls_shared_gd_to_ie_test_LDADD): New variable.
13452 (tls_shared_gnu2_gd_to_ie_test): New target.
13453 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13455 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13456 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13457 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13458 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13459 (tls_shared_gnu2_test): New target.
13460 (tls_test_gnu2_shared.so): New target.
13461 (tls_shared_gnu2_test_SOURCES): New variable.
13462 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13463 (tls_shared_gnu2_test_LDFLAGS): New variable.
13464 (tls_shared_gnu2_test_LDADD): New variable.
13465 * testsuite/Makefile.in: Rebuild.
13466 * testsuite/Makefile.
13468 2008-04-11 Ian Lance Taylor <iant@google.com>
13470 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13472 * testsuite/Makefile.in: Rebuild.
13474 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13476 * testsuite/script_test_2.cc (main): Adjust test.
13478 2008-04-11 David S. Miller <davem@davemloft.net>
13479 Ian Lance Taylor <iant@google.com>
13481 * options.h (General_options): Add entries for '-Y' and
13483 * options.cc (General_options:finalize): If -Y was used, add those
13484 entries to the library path instead of the default "/lib" and
13487 2008-04-11 David S. Miller <davem@davemloft.net>
13489 * testsuite/justsyms.t: Start at 0x100.
13490 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13491 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13493 * testsuite/script_test_2.cc: Adjust string and section length
13496 2008-04-09 Ian Lance Taylor <iant@google.com>
13499 * script-sections.cc (Sections_element::allocate_to_segment): Add
13501 (Output_section_definition::allocate_to_segment): Likewise.
13502 (Orphan_output_section::allocate_to_segment): Likewise.
13503 (Script_sections::attach_sections_using_phdrs_clause): Don't
13504 propagate non-PT_LOAD segments to orphan sections.
13505 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13506 readelf rather than objdump.
13507 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13508 .interp section and PT_INTERP segment are the same size.
13509 * testsuite/Makefile.in: Rebuild.
13511 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13512 aliases for symbols defined in the same object.
13513 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13514 (weak_alias_test_SOURCES): New variable.
13515 (weak_alias_test_DEPENDENCIES): New variable.
13516 (weak_alias_test_LDFLAGS): New variable.
13517 (weak_alias_test_LDADD): New variable.
13518 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13519 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13520 (weak_alias_test_3.o): New target.
13521 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13522 * testsuite/weak_alias_test_main.cc: New file.
13523 * testsuite/weak_alias_test_1.cc: New file.
13524 * testsuite/weak_alias_test_2.cc: New file.
13525 * testsuite/weak_alias_test_3.cc: New file.
13527 2008-04-08 Ian Lance Taylor <iant@google.com>
13529 * options.h (class General_options): Add --noinhibit-exec option.
13530 * main.cc (main): Check --noinhibit-exec.
13532 * options.h (class General_options): Define --wrap as a special
13533 option. Add wrap_symbols_ field.
13534 (General_options::any_wrap_symbols): New function.
13535 (General_options::is_wrap_symbol): New function.
13536 * options.cc (General_options::parse_wrap): New function.
13537 (General_options::General_options): Initialize wrap_symbols_.
13538 * symtab.cc (Symbol_table::wrap_symbol): New function.
13539 (Symbol_table::add_from_object): Handle --wrap.
13540 * symtab.h (class Symbol_table): Declare wrap_symbol.
13541 * target.h (Target::wrap_char): New function.
13542 (Target::Target_info): Add wrap_char field.
13543 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13544 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13545 * testsuite/testfile.cc (Target_test::test_target_info):
13548 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13551 * layout.h (class Layout): Add added_eh_frame_data_ field.
13552 * layout.cc (Layout::Layout): Initialize new field.
13553 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13554 output section until we find a section we merged successfully.
13555 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13556 that the size be non-zero.
13558 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13561 2008-04-08 Craig Silverstein <csilvers@google.com>
13563 * configure.ac: Export new conditional variable HAVE_ZLIB.
13564 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13566 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13567 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13569 2008-04-07 Ian Lance Taylor <iant@google.com>
13571 * version.cc (version_string): Set to "1.5".
13573 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13574 Add issued_non_pic_error_ field. Declare check_non_pic.
13575 (Target_x86_64::Scan::check_non_pic): New function.
13576 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13577 (Target_x86_64::Scan::global): Likewise.
13579 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13580 addend parameter. Change caller. Handle merge sections.
13581 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13582 Address to Addend. Don't add in the result of
13583 local_section_offset, pass down the addend and use the returned
13585 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13586 Update declarations of local_section_offset and symbol_value.
13587 * testsuite/two_file_test_1.cc (t18): New function.
13588 * testsuite/two_file_test_2.cc (f18): New function.
13589 * testsuite/two_file_test_main.cc (main): Call t18.
13590 * testsuite/two_file_test.h (t18, f18): Declare.
13592 * configure.ac: Don't test for objdump, c++filt, or readelf.
13593 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13595 (TEST_READELF): New variable.
13596 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13597 (check_PROGRAMS): Add two_file_strip_test.
13598 (two_file_strip_test): New target.
13599 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13600 (two_file_same_shared_strip_test_SOURCES): New variable.
13601 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13602 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13603 (two_file_same_shared_strip_test_LDADD): New variable.
13604 (two_file_shared_strip.so): New target.
13605 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13606 (ver_test_5.syms, ver_test_7.syms): Likewise.
13607 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13608 (strip_test_3.stdout): Use TEST_OBJDUMP.
13609 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13611 2008-04-04 Cary Coutant <ccoutant@google.com>
13613 * symtab.h (Symbol::is_weak_undefined): New function.
13614 (Symbol::is_strong_undefined): New function.
13615 (Symbol::is_absolute): New function.
13616 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13617 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13619 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13620 (weak_undef_test): New target.
13621 * testsuite/Makefile.in: Rebuild.
13622 * testsuite/weak_undef_file1.cc: New file.
13623 * testsuite/weak_undef_file2.cc: New file.
13624 * testsuite/weak_undef_test.cc: New file.
13626 2008-04-03 Craig Silverstein <csilvers@google.com>
13628 * compressed_output.h (class Output_compressed_section): Use
13630 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13632 (zlib_compressed_suffix): Removed.
13633 (Output_compressed_section::set_final_data_size): Use unsigned
13635 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13636 Fix linker invocation.
13637 (flagstest_o_specialfile_and_compress_debug_sections):
13639 * testsuite/Makefile.in: Regenerated.
13641 2008-04-02 David S. Miller <davem@davemloft.net>
13643 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13644 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13646 2008-04-02 Craig Silverstein <csilvers@google.com>
13650 2008-04-02 Ian Lance Taylor <iant@google.com>
13652 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13653 parameters. Update for new key type to views_. Change all
13655 (File_read::read): Adjust for byteshift in returned view.
13656 (File_read::add_view): New function, broken out of
13657 find_and_make_view.
13658 (File_read::make_view): New function, broken out of
13659 find_and_make_view.
13660 (File_read::find_or_make_view): Add offset and aligned
13661 parameters. Rewrite accordingly. Change all callers.
13662 (File_read::get_view): Add offset and aligned parameters. Adjust
13663 for byteshift in return value.
13664 (File_read::get_lasting_view): Likewise.
13665 * fileread.h (class File_read): Update declarations.
13666 (class File_read::View): Add byteshift_ field. Add byteshift to
13667 constructor. Add byteshift method.
13668 * archive.h (Archive::clear_uncached_views): New function.
13669 (Archive::get_view): Add aligned parameter. Change all callers.
13670 * object.h (Object::get_view): Add aligned parameter. Change all
13672 (Object::get_lasting_view): Likewise.
13674 * fileread.cc (File_read::release): Don't call clear_views if
13675 there are multiple objects.
13676 * fileread.h (File_read::clear_uncached_views): New function.
13677 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13680 2008-03-31 Cary Coutant <ccoutant@google.com>
13682 Add thin archive support.
13683 * archive.cc (Archive::armagt): New const.
13684 (Archive::setup): Remove task parameter and calls to unlock.
13685 (Archive::unlock_nested_archives): New function.
13686 (Archive::read_header): Add nested_off parameter. Change
13688 (Archive::interpret_header): Likewise.
13689 (Archive::include_all_members): Change to handle thin
13691 (Archive::include_member): Likewise.
13692 * archive.h (Archive::Archive): Add new parameters and
13694 (Archive::armagt): New const.
13695 (Archive::setup): Remove task parameter.
13696 (Archive::unlock_nested_archives): New function.
13697 (Archive::read_header): Add nested_off parameter.
13698 (Archive::interpret_header): Likewise.
13699 (Archive::Nested_archive_table): New typedef.
13700 (Archive::is_thin_archive_): New field.
13701 (Archive::nested_archives_): New field.
13702 (Archive::options_): New field.
13703 (Archive::dirpath_): New field.
13704 (Archive::task_): New field.
13705 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13706 for thin archives. Pass additional parameters to
13707 Archive::Archive. Unlock the archive file after calling
13710 2008-03-29 Ian Lance Taylor <iant@google.com>
13712 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13713 version symbol to be local.
13714 * testsuite/ver_test_4.sh: New file.
13715 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13716 (check_DATA): Add ver_test_4.syms.
13717 (ver_test_4.syms): New target.
13718 * testsuite/Makefile.in: Rebuild.
13721 (Output_section::Input_section_sort_entry::has_priority): New
13723 (Output_section::Input_section_sort_entry::match_file_name): New
13725 (Output_section::Input_section_sort_entry::match_section_name):
13727 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13729 (Output_section::Input_section_sort_entry::match_section_file):
13731 (Output_section::Input_section_sort_compare::operator()): Rewrite
13732 using new Input_section_sort_entry functions. Sort crtbegin and
13733 crtend first. Sort sections with no priority before sections with
13735 * testsuite/initpri1.c (d3): Check j != 4.
13736 (cd5): New constructor/destructor function.
13737 (main): Check j != 2.
13739 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13740 new symbol when resolving, don't call set_is_default.
13741 * testsuite/ver_test_7.cc: New file.
13742 * testsuite/ver_test_7.sh: New file.
13743 * testsuite/Makefile.am (ver_test_7.so): New target.
13744 (ver_test_7.o): New target.
13745 (check_SCRIPTS): Add ver_test_7.sh.
13746 (check_DATA): Add ver_test_7.syms.
13747 (ver_test_7.syms): New target.
13749 2008-03-28 Ian Lance Taylor <iant@google.com>
13751 * layout.cc (Layout::layout): If we see an input section with a
13752 name that needs sorting, set the must_sort flag for the output
13754 (Layout::make_output_section): If the name of the output section
13755 indicates that it might require sorting, set the may_sort flag.
13756 * output.h (Output_section::may_sort_attached_input_sections): New
13758 (Output_section::set_may_sort_attached_input_sections): New
13760 (Output_section::must_sort_attached_input_sections): New
13762 (Output_section::set_must_sort_attached_input_sections): New
13764 (class Output_section): Declare Input_section_sort_entry. Define
13765 Input_section_sort_compare. Declare
13766 sort_attached_input_sections. Add new fields:
13767 may_sort_attached_input_sections_,
13768 must_sort_attached_input_sections_,
13769 attached_input_sections_are_sorted_.
13770 * output.cc (Output_section::Output_section): Initialize new
13772 (Output_section::add_input_section): Add an entry to
13773 input_sections_ if may_sort or must_sort are true.
13774 (Output_section::set_final_data_size): Call
13775 sort_attached_input_sections if necessary.
13776 (Output_section::Input_section_sort_entry): Define new class.
13777 (Output_section::Input_section_sort_compare::operator()): New
13779 (Output_section::sort_attached_input_sections): New function.
13780 * configure.ac: Check whether the compiler supports constructor
13781 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13782 * testsuite/initpri1.c: New file.
13783 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13784 CONSTRUCTOR_PRIORITY.
13785 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13786 (initpri1_LDFLAGS): New variable.
13787 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13789 2008-03-27 Ian Lance Taylor <iant@google.com>
13791 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13792 * testsuite/common_test_1.c: New file.
13793 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13794 (common_test_1_SOURCES): New variable.
13795 (common_test_1_DEPENDENCIES): New variable.
13796 (common_test_1_LDFLAGS): New variable.
13798 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13799 and commons_ correctly when NAME/VERSION does not override
13801 * testsuite/ver_test_6.c: New file.
13802 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13803 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13804 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13806 2008-03-26 Ian Lance Taylor <iant@google.com>
13808 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13809 of an undefined symbol from a version script.
13810 * testsuite/Makefile.am (ver_test_5.so): New target.
13811 (ver_test_5.o): New target.
13812 (check_SCRIPTS): Add ver_test_5.sh.
13813 (check_DATA): Add ver_test_5.syms.
13814 (ver_test_5.syms): New target.
13815 * testsuite/ver_test_5.cc: New file.
13816 * testsuite/ver_test_5.script: New file.
13817 * testsuite/ver_test_5.sh: New file.
13818 * Makefile.in, testsuite/Makefile.in: Rebuild.
13821 Fix problems building gold with gcc 4.3.0.
13822 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13823 (gold_error_at_location, gold_warning_at_location): Use it.
13824 * configure.ac: Check whether we can compile and use a template
13825 function with a printf attribute.
13826 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13827 when jumping over bytes.
13828 * object.cc: Instantiate Object::read_section_data.
13829 * debug.h: Include <cstring>
13830 * dwarf_reader.cc: Include <algorithm>
13831 * main.cc: Include <cstring>.
13832 * options.cc: Include <cstring>.
13833 * output.cc: Include <cstring>.
13834 * script.cc: Include <cstring>.
13835 * script.h: Include <string>.
13836 * symtab.cc: Include <cstring> and <algorithm>.
13837 * target-select.cc: Include <cstring>.
13838 * version.cc: Include <string>.
13839 * testsuite/testmain.cc: Include <cstdlib>.
13840 * configure, config.in: Rebuild.
13842 2008-03-25 Ian Lance Taylor <iant@google.com>
13844 * options.cc: Include "../bfd/bfdver.h".
13845 (options::help): Print bug reporting address.
13847 * version.cc (print_version): Adjust output for current value of
13848 BFD_VERSION_STRING.
13852 * options.cc (options::help): Print list of supported targets.
13853 * target-select.h: Include <vector>.
13854 (class Target_selector): Make machine_, size_, and is_big_endian_
13855 fields const. Add bfd_name_ and instantiated_target_ fields.
13856 (Target_selector::Target_selector): Add bfd_name parameter.
13857 (Target_selector::recognize): Make non-virtual, call
13859 (Target_selector::recognize_by_name): Make non-virtual, call
13860 do_recognize_by_name.
13861 (Target_selector::supported_names): New function.
13862 (Target_selector::bfd_name): New function.
13863 (Target_selector::do_instantiate_target): New pure virtual
13865 (Target_selector::do_recognize): New virtual function.
13866 (Target_selector::do_recognize_by_name): New virtual function.
13867 (Target_selector::instantiate_target): New private function.
13868 (supported_target_names): Declare.
13869 * target-select.cc (Target_selector::Target_selector): Update for
13870 new parameter and fields.
13871 (select_target_by_name): Check that the name matches before
13872 calling recognize_by_name.
13873 (supported_target_names): New function.
13874 * i386.cc (class Target_selector_i386): Update Target_selector
13875 constructor call. Remove recognize and recognize_by_name. Add
13876 do_instantiate_target.
13877 * x86_64.cc (class Target_selector_x86_64): Likewise.
13878 * testsuite/testfile.cc (class Target_selector_test): Update for
13879 changes to Target_selector.
13881 * README: Rewrite, with some notes on unsupported features.
13883 2008-03-24 Cary Coutant <ccoutant@google.com>
13885 * i386.cc (Target_i386::Got_type): New enum declaration.
13886 (Target_i386::Scan::local): Updated callers of Output_data_got
13888 (Target_i386::Scan::global): Likewise.
13889 (Target_i386::Relocate::relocate): Likewise.
13890 (Target_i386::Relocate::relocate_tls): Likewise.
13891 * object.h (Got_offset_list): New class.
13892 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13893 (Sized_relobj::local_got_offset): Likewise.
13894 (Sized_relobj::set_local_got_offset): Likewise.
13895 (Sized_relobj::local_has_tls_got_offset): Removed.
13896 (Sized_relobj::local_tls_got_offset): Removed.
13897 (Sized_relobj::set_local_tls_got_offset): Removed.
13898 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13899 * output.cc (Output_data_got::add_global): Added got_type parameter.
13900 (Output_data_got::add_global_with_rel): Likewise.
13901 (Output_data_got::add_global_with_rela): Likewise.
13902 (Output_data_got::add_global_pair_with_rel): New function.
13903 (Output_data_got::add_global_pair_with_rela): New function.
13904 (Output_data_got::add_local): Added got_type parameter.
13905 (Output_data_got::add_local_with_rel): Likewise.
13906 (Output_data_got::add_local_with_rela): Likewise.
13907 (Output_data_got::add_local_pair_with_rel): New function.
13908 (Output_data_got::add_local_pair_with_rela): New function.
13909 (Output_data_got::add_global_tls): Removed.
13910 (Output_data_got::add_global_tls_with_rel): Removed.
13911 (Output_data_got::add_global_tls_with_rela): Removed.
13912 (Output_data_got::add_local_tls): Removed.
13913 (Output_data_got::add_local_tls_with_rel): Removed.
13914 (Output_data_got::add_local_tls_with_rela): Removed.
13915 * output.h (Output_data_got::add_global): Added got_type parameter.
13916 (Output_data_got::add_global_with_rel): Likewise.
13917 (Output_data_got::add_global_with_rela): Likewise.
13918 (Output_data_got::add_global_pair_with_rel): New function.
13919 (Output_data_got::add_global_pair_with_rela): New function.
13920 (Output_data_got::add_local): Added got_type parameter.
13921 (Output_data_got::add_local_with_rel): Likewise.
13922 (Output_data_got::add_local_with_rela): Likewise.
13923 (Output_data_got::add_local_pair_with_rel): New function.
13924 (Output_data_got::add_local_pair_with_rela): New function.
13925 (Output_data_got::add_global_tls): Removed.
13926 (Output_data_got::add_global_tls_with_rel): Removed.
13927 (Output_data_got::add_global_tls_with_rela): Removed.
13928 (Output_data_got::add_local_tls): Removed.
13929 (Output_data_got::add_local_tls_with_rel): Removed.
13930 (Output_data_got::add_local_tls_with_rela): Removed.
13931 * resolve.cc (Symbol::override_base_with_special): Removed
13932 reference to has_got_offset_ field.
13933 * symtab.cc (Symbol::init_fields): Replaced initialization
13934 of got_offset_ with got_offsets_. Removed initialization
13936 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13937 (Symbol::got_offset): Likewise.
13938 (Symbol::set_got_offset): Likewise.
13939 (Symbol::has_tls_got_offset): Removed.
13940 (Symbol::tls_got_offset): Removed.
13941 (Symbol::set_tls_got_offset): Removed.
13942 (Symbol::got_offset_): Removed.
13943 (Symbol::tls_mod_got_offset_): Removed.
13944 (Symbol::tls_pair_got_offset_): Removed.
13945 (Symbol::got_offsets_): New field.
13946 (Symbol::has_got_offset): Removed.
13947 (Symbol::has_tls_mod_got_offset): Removed.
13948 (Symbol::has_tls_pair_got_offset): Removed.
13949 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13950 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13952 (Target_x86_64::Scan::global): Likewise.
13953 (Target_x86_64::Relocate::relocate): Likewise.
13954 (Target_x86_64::Relocate::relocate_tls): Likewise.
13956 2008-03-25 Ben Elliston <bje@au.ibm.com>
13958 * yyscript.y: Fix spelling error in comment.
13960 2008-03-24 Ian Lance Taylor <iant@google.com>
13962 * options.h (class General_options): Define build_id option.
13963 * layout.h (class Layout): Declare write_build_id, create_note,
13964 create_build_id. Add build_id_note_ member.
13965 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13966 "libiberty.h", "md5.h", "sha1.h".
13967 (Layout::Layout): Initialize eh_frame_data_,
13968 eh_frame_hdr_section_, and build_id_note_.
13969 (Layout::finalize): Call create_build_id.
13970 (Layout::create_note): New function, broken out of
13971 Layout::create_gold_note.
13972 (Layout::create_gold_note): Call create_note.
13973 (Layout::create_build_id): New function.
13974 (Layout::write_build_id): New function.
13975 (Close_task_runner::run): Call write_build_id.
13977 * x86_64.cc: Correct license to GPLv3.
13979 2008-03-23 Ian Lance Taylor <iant@google.com>
13981 * options.cc: Include "demangle.h".
13982 (parse_optional_string): New function.
13983 (parse_long_option): Handle takes_optional_argument.
13984 (parse_short_option): Update dash_z initializer. Handle
13985 takes_optional_argument.
13986 (General_options::General_options): Initialize do_demangle_.
13987 (General_options::finalize): Set do_demangle_. Handle demangling
13989 * options.h (parse_optional_string): Declare.
13990 (struct One_option): Add optional_arg field. Update constructor.
13991 Update call constructor calls. Add takes_optional_argument
13993 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13994 (DEFINE_optional_string): Define.
13995 (General_options::demangle): Change from DEFINE_bool to
13996 DEFINE_optional_string.
13997 (General_options::no_demangle): New function.
13998 (General_options::do_demangle): New function.
13999 (General_options::set_do_demangle): New function.
14000 (General_options::execstack_status_): Move definition to end of
14002 (General_options::static_): Likewise.
14003 (General_options::do_demangle_): New field.
14004 * object.cc (big_endian>::get_symbol_location_info): Call
14005 Options::do_demangle, not Options::demangle.
14006 * symtab.cc (demangle): Likewise.
14008 2008-03-22 Ian Lance Taylor <iant@google.com>
14010 * gold.h: Include <cstddef> and <sys/types.h>
14011 * options.h: Include <cstring>.
14013 2008-03-21 Ian Lance Taylor <iant@google.com>
14015 * Added source code to GNU binutils.