1 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
4 COMPILE generated by automake.
6 (CXXCOMPILE1): Likewise.
8 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
10 (CXXCOMPILE): Likewise.
12 * testsuite/Makefile.in: Regenerated.
14 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
16 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
19 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
21 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
24 2012-10-23 Cary Coutant <ccoutant@google.com>
26 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
27 * testsuite/Makefile.in: Regenerate.
28 * testsuite/dwp_test.h: New source file.
29 * testsuite/dwp_test_1.cc: New source file.
30 * testsuite/dwp_test_1.s: New source file.
31 * testsuite/dwp_test_1.sh: New source file.
32 * testsuite/dwp_test_1b.cc: New source file.
33 * testsuite/dwp_test_1b.s: New source file.
34 * testsuite/dwp_test_2.cc: New source file.
35 * testsuite/dwp_test_2.s: New source file.
36 * testsuite/dwp_test_2.sh: New source file.
37 * testsuite/dwp_test_main.cc: New source file.
38 * testsuite/dwp_test_main.s: New source file.
40 2012-10-23 Cary Coutant <ccoutant@google.com>
42 * dwp.h: New header file.
43 * dwp.cc: New source file.
44 * gold.h: Move shared declarations to system.h.
45 * system.h: New header file.
46 * Makefile.am: Add dwp.
47 * Makefile.in: Regenerate.
49 2012-10-23 Cary Coutant <ccoutant@google.com>
51 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
52 Dwarf_info_reader::read_from_pointer.
53 (Dwarf_pubnames_table::read_header): Likewise.
54 (Dwarf_pubnames_table::next_name): Likewise.
55 (Dwarf_die::read_attributes): Likewise.
56 (Dwarf_die::skip_attributes): Likewise.
57 (Dwarf_info_reader::read_from_pointer): New function template.
58 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
59 (Dwarf_pubnames_table): Likewise.
60 (Dwarf_info_reader::read_from_pointer): New function template.
61 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
62 Dwarf_pubnames_table ctor.
64 2012-10-23 Cary Coutant <ccoutant@google.com>
66 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
68 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
70 (Dwarf_info_reader::set_abbrev_shndx): New method.
71 (Dwarf_info_reader::abbrev_shndx_): New data member.
73 2012-10-23 Cary Coutant <ccoutant@google.com>
75 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
76 from object, not parameters.
77 (Dwarf_info_reader::parse): Likewise.
78 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
79 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
80 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
83 2012-10-23 Cary Coutant <ccoutant@google.com>
85 * fileread.cc (Input_file::Input_file): New constructor.
86 * fileread.h (class Input_file): Add new constructor.
88 2012-10-18 Alan Modra <amodra@gmail.com>
91 * object.cc (Relobj::is_section_name_included): Also match
92 .sdata personality section.
94 2012-10-18 Alan Modra <amodra@gmail.com>
96 * target-reloc.h (class Default_comdat_behavior): New, package up..
97 (get_comdat_behaviour): ..this.
98 (relocate_section): Add Relocate_comdat_behavior template arg,
100 * arm.cc (Target_arm::relocate_section): Adjust to suit.
101 (Target_arm::scan_reloc_section): Likewise.
102 * i386.cc (Target_i386::relocate_section): Likewise.
103 * sparc.cc (Target_sparc::relocate_section): Likewise.
104 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
105 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
106 * powerpc.cc (class Relocate_comdat_behavior): New.
107 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
108 gold::relocate_section with new template arg.
110 2012-10-18 Alan Modra <amodra@gmail.com>
112 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
113 dynamic relocs for GOT_TPREL got entries, without symbol if
115 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
116 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
117 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
119 2012-10-17 Alan Modra <amodra@gmail.com>
122 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
124 2012-10-16 Sriraman Tallam <tmsriram@google.com>
126 * layout.cc (Layout::include_section): Keep sections marked
127 SHF_EXCLUDE when doing relocatable links.
129 2012-10-16 Alan Modra <amodra@gmail.com>
131 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
132 (Target_powerpc::do_finalize_sections): Call it.
133 (Output_data_save_res): New class and supporting functions.
134 (Target_powerpc::symval_for_branch): Only look up .opd entry for
135 normal symbols defined in object files.
137 2012-10-12 Alan Modra <amodra@gmail.com>
139 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
140 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
141 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
142 section if scan_opd_relocs not yet called.
143 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
145 2012-10-12 Alan Modra <amodra@gmail.com>
147 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
148 add_local_ifunc_entry): Revert last change.
149 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
151 2012-10-05 Alan Modra <amodra@gmail.com>
153 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
154 do_plt_address_for_global): New functions.
155 (Output_data_got_powerpc::do_write): Don't segfault when linking
157 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
158 add_local_ifunc_entry): Return true on adding entry..
159 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
160 glink->add_entry call. Remove unused symtab param. Adjust calls.
161 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
162 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
164 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
165 syms here. Do so even when no .iplt. Don't segfault when linking
167 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
168 new variants without reloc param.
169 (Glink_sym_ent::Glink_sym_ent): Likewise.
170 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
171 reloc when refs will resolve to plt call stub.
172 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
173 R_PPC_PLTREL24 to resolve locally.
174 (Target_powerpc::Scan::global): Correct ifunc handling.
175 (Target_powerpc::Relocate::relocate): Correct local sym glink
176 lookup. Don't destroy "value" when we have a plt call stub,
177 and when checking plt call validity.
178 (Target_powerpc::do_dynsym_value): Simplify.
180 2012-10-05 Alan Modra <amodra@gmail.com>
182 * i386.cc (Output_data_plt_i386::address_for_global,
183 address_for_local): Add plt offset to returned value. Adjust uses.
184 * sparc.cc (Output_data_plt_sparc::address_for_global,
185 address_for_local): Likewise.
186 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
187 address_for_local): Likewise.
188 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
189 address_for_local): Likewise.
190 * target.h (Target::plt_address_for_global, plt_address_for_local):
192 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
193 (Output_data_got::Got_entry::write): Nor here.
194 * output.h: Comment fix.
196 2012-10-02 Jiong Wang <jiwang@tilera.com>
198 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
199 global_offset_table_ value for larget got.
200 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
202 2012-09-29 Alan Modra <amodra@gmail.com>
204 * powerpc.cc (Target_powerpc::iplt_): New output section.
205 (Target_powerpc::iplt_section, make_iplt_section,
206 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
207 (Target_powerpc::make_plt_entry): Handle ifunc syms.
208 Target_powerpc::plt_entry_count): Count iplt entries too.
209 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
210 reloc section in constructor. New params.
211 (Target_powerpc::make_plt_section): Create reloc section here instead.
212 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
214 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
215 (Output_data_glink::add_entry, find_entry): New functions to
216 deal with local syms.
217 (Glink_sym_ent): Add support for local syms.
218 (Output_data_glink::do_write): Handle ifunc plt entries.
219 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
220 (Target_powerpc::Scan::local, global): Handle ifunc syms.
221 (Target_powerpc::Relocate::relocate): Likewise.
222 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
224 2012-09-25 Alan Modra <amodra@gmail.com>
226 * object.h (Sized_relobj_file::adjust_local_symbol,
227 do_adjust_local_symbol): New functions.
228 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
229 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
230 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
231 and irregular opd entry spacing.
232 (Powerpc_relobj::do_read_relocs): Add opd size checks.
233 (Global_symbol_visitor_opd): New functor.
234 (Target_powerpc::do_finalize_sections): Omit global symbols defined
235 on deleted opd entries.
237 2012-09-15 Jiong Wang <jiwang@tilera.com>
239 * tilegx.cc: New file.
240 * Makefile.am (TARGETSOURCES): Add tilegx.cc
241 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
242 * configure.tgt: Add entries for tilegx*.
243 * configure.ac: Likewise.
244 * Makefile.in: Rebuild.
245 * configure: Likewise.
246 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
249 2012-09-13 Alan Modra <amodra@gmail.com>
251 * target-reloc.h (scan_relocs): Call scan.local for relocs
252 against symbols in discarded sections. Pass is_discarded
254 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
255 Add is_discarded param.
256 * powerpc (Target_powerpc::Scan::local): Likewise. Use
257 is_discarded to flag opd entry as discarded. Don't emit dyn
258 relocs on such entries.
259 (Target_powerpc::Scan::global): Similarly detect and handle
261 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
262 opd_ent_. Update all uses.
263 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
264 (Target_powerpc::relocate_section): Zero out discarded opd
267 2012-09-12 Ian Lance Taylor <iant@google.com>
270 * output.cc: Rename Output_data_got template parameter from size
271 to got_size for all functions. Compile all variants of
273 (Output_data_got::Got_entry::write): Correct use of size for
274 symbol value. Use local_is_tls rather than casting to
276 * object.h (class Object): Add local_is_tls and do_local_is_tls.
277 (class Sized_relobj_file): Add do_local_is_tls.
278 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
280 2012-09-11 Alan Modra <amodra@gmail.com>
283 * layout.cc (Layout::set_segment_offsets): When using
284 common-page-size alignment, ensure we are on a new max-page-size
286 * output.cc (Output_segment::set_section_addresses): Use
287 abi_pagesize, not common_pagesize for relro boundary.
288 (Output_segment::set_offset): Likewise.
290 2012-09-11 Alan Modra <amodra@gmail.com>
292 * output.h (Output_data_got::add_global_tls, add_local_tls,
293 add_local_tls_pair): New functions.
294 (Output_data_got::add_local_pair_with_rel): Remove second
295 reloc param. Expand comment.
296 (Output_data_got::Got_entry): Rename use_plt_offset_ to
297 use_plt_or_tls_offset_, similarly for constructor param.
298 (Output_data_got::Got_entry::write): Add got_index param.
299 * output.cc (Output_data_got::add_global_tls, add_local_tls,
300 add_local_tls_pair): New functions.
301 (Output_data_got::Got_entry::write): Handle tls symbols
302 with use_plt_or_tls_offset_ set specially.
303 (Output_data_got::add_local_pair_with_rel): Only one reloc.
304 (Output_data_got::do_write): Replace iterator with index, pass
305 index to entry write function.
306 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
307 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
308 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
310 * i386.cc (Target_i386::Scan::local): Likewise.
311 * sparc.cc (Target_sparc::Scan::local): Likewise.
312 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
313 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
314 do_tls_offset_for_global): New functions.
315 (Target_powerpc::Scan::local): Correct TLS relocations and got
317 (Target_powerpc::Scan::global): Don't emit unnecessary
318 dynamic relocations on TLS GOT entries.
320 2012-09-10 Matthias Klose <doko@ubuntu.com>
322 * config.in: Disable sanity check for kfreebsd.
324 2012-09-10 Sterling Augustine <saugustine@google.com>
326 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
327 (Gdb_index::pubtypes_read): New parameter.
328 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
330 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
333 2012-09-09 Alan Modra <amodra@gmail.com>
335 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
336 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
337 * gc.h (gc_process_relocs): Call target gc_add_reference.
338 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
339 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
340 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
342 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
343 to cater for when we don't need code offset. Update use.
344 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
345 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
346 set_opd_valid): New functions.
347 (Target_powerpc::do_gc_add_reference): New function.
348 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
350 (Target_powerpc::do_gc_mark_symbol): New function.
352 2012-09-06 Cary Coutant <ccoutant@google.com>
354 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
355 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
356 (Dwarf_die::skip_attributes): Likewise.
357 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
358 * testsuite/gdb_index_test.cc (inline_func_1): New function.
360 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
362 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
364 * testsuite/script_test_3.t: Add .got.plt output section
366 * testsuite/script_test_4.t: Likewise.
368 2012-09-05 Alan Modra <amodra@gmail.com>
370 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
371 update all uses and lose "enum" when using type.
373 2012-09-05 Alan Modra <amodra@gmail.com>
375 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
376 * configure: Regenerate.
377 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
378 (plugin_final_layout.stdout): Likewise.
379 (memory_test): Set page sizes to 0x1000.
380 * testsuite/Makefile.in: Regenerate.
381 * testsuite/discard_locals_test.sh: Add FIXME comment.
382 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
383 * testsuite/pr14265.t: Add .got output section statement.
384 * testsuite/script_test_2.t: Likewise.
385 * testsuite/script_test_3.t: Likewise.
386 * testsuite/script_test_4.t: Likewise.
387 * testsuite/script_test_5.t: Likewise.
388 * testsuite/script_test_6.t: Likewise.
389 * testsuite/script_test_7.t: Likewise.
390 * testsuite/script_test_9.t: Likewise.
392 2012-09-05 Alan Modra <amodra@gmail.com>
394 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
395 (Powerpc_relocate_functions::Status): New typedef.
396 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
397 (Target_powerpc::Scan::local): Handle REL64.
398 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
400 (Target_powerpc::symval_for_branch): New function, extracted from..
401 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
402 checks. Report overflow errors.
404 2012-09-05 Alan Modra <amodra@gmail.com>
406 * object.h (Sized_relobj_file::emit_relocs): Delete.
407 (Sized_relobj_file::emit_relocs_reltype): Delete.
408 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
409 relocate_relocs for --emit-relocs.
410 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
411 * output.h: Update comment.
412 (Output_segment::first_section): New function.
413 (Output_segment::first_section_load_address): Use first_section.
414 * output.cc (Output_segment::first_section): New function extracted..
415 (Output_segment::first_section_load_address): ..from here. Delete.
416 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
417 * target.h (Sized_target::relocate_for_relocatable): Likewise.
418 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
419 adjust call to target.h function.
420 * i386.cc (Target_i386): Likewise.
421 * sparc.cc (Target_sparc): Likewise.
422 * x86_64.cc (Target_x86_64): Likewise.
423 * powerpc.cc (Target_powerpc): Likewise.
424 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
425 first tls section has section symbol for optimised local dynamic
427 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
428 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
430 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
431 Rename to relocate_relocs. Update error message.
433 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
435 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
438 2012-08-31 Alan Modra <amodra@gmail.com>
440 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
441 (Powerpc_relobj::toc_base_offset): New stub function.
442 (Target_powerpc): Add tp_offset, dtp_offset. Rename
443 got_mod_index_offset to tlsld_got_offset. Update all refs.
444 (Target_powerpc::Relocate::enum skip_tls): New.
445 (Target_powerpc::call_tls_get_addr_): New var.
446 (Target_powerpc::is_branch_reloc): Move to file scope.
447 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
448 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
450 (Target_powerpc::enum Got_type): Delete old values, add new ones.
451 (powerpc_info): Correct common_pagesize for ppc64.
452 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
453 (Powerpc_relocate_functions): Add overflow check enums and functions.
454 Add non-shift version of rela, rela_ua. Delete all rel public
455 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
456 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
457 addr16_ha3, addr14 functions.
458 (Output_data_got_powerpc::add_constant_pair): New function.
459 (Output_data_got_powerpc::got_base_offset): Likewise.
460 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
461 (instruction constants): Sort, add some more.
462 (Output_data_glink::do_write): Add and use Address typedef. Use
463 object->toc_base_offset() stub for 64-bit.
464 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
465 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
466 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
467 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
468 Always treat .opd relocs as against locally defined symbol.
469 Correct condition for RELATIVE relocs.
470 (Target_powerpc::do_finalize_sections): Test for NULL sections.
471 (Target_powerpc::Relocate::relocate): Use plt call stub as value
472 for 32-bit syms with a plt entry. Correct ppc64 toc base
473 calculations. Handle TLS relocs, and more. Add overflow
474 checking and adjust for Powerpc_relocate_functions changes.
475 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
476 Reinstate --emit-relocs code with FIXME.
478 2012-08-30 Alan Modra <amodra@gmail.com>
480 * layout.cc (Layout::set_segment_offsets): Set p_align to
481 abi_pagesize, not common_pagesize.
482 (Layout::relaxation_loop_body): Similarly use abi_pagesize
483 to determine whether file header can go in segment.
485 2012-08-30 Alan Modra <amodra@gmail.com>
487 * output.h (Output_reloc::Output_reloc <output section>): Add
488 is_relative param. Adjust calls.
489 (Output_reloc::add_output_section_relative): New functions.
490 * output.cc (Output_reloc::Output_reloc <output section>): Handle
492 (Output_reloc::symbol_value): Handle SECTION_CODE.
494 2012-08-24 Sriraman Tallam <tmsriram@google.com>
496 * gold.cc (queue_middle_tasks): Call layout again when unique
497 segments for sections is desired.
498 * layout.cc (Layout::Layout): Initialize new members.
499 (Layout::get_output_section_flags): New function.
500 (Layout::choose_output_section): Call get_output_section_flags.
501 (Layout::layout): Make output section for mapping to a unique segment.
502 (Layout::insert_section_segment_map): New function.
503 (Layout::attach_allocated_section_to_segment): Make unique segment for
504 output sections marked so.
505 (Layout::segment_precedes): Check for unique segments when sorting.
506 * layout.h (Layout::Unique_segment_info): New struct.
507 (Layout::Section_segment_map): New typedef.
508 (Layout::insert_section_segment_map): New function.
509 (Layout::get_output_section_flags): New function.
510 (Layout::is_unique_segment_for_sections_specified): New function.
511 (Layout::set_unique_segment_for_sections_specified): New function.
512 (Layout::unique_segment_for_sections_specified_): New member.
513 (Layout::section_segment_map_): New member.
514 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
515 Rename is_gc_pass_one to is_pass_one.
516 Rename is_gc_pass_two to is_pass_two.
517 Rename is_gc_or_icf to is_two_pass.
518 Check for which pass based on whether symbols data is present.
519 Make it two pass when unique segments for sections is desired.
520 * output.cc (Output_section::Output_section): Initialize new
522 * output.h (Output_section::is_unique_segment): New function.
523 (Output_section::set_is_unique_segment): New function.
524 (Output_section::is_unique_segment_): New member.
525 (Output_section::extra_segment_flags): New function.
526 (Output_section::set_extra_segment_flags): New function.
527 (Output_section::extra_segment_flags_): New member.
528 (Output_section::segment_alignment): New function.
529 (Output_section::set_segment_alignment): New function.
530 (Output_section::segment_alignment_): New member.
531 (Output_segment::Output_segment): Initialize is_unique_segment_.
532 (Output_segment::is_unique_segment): New function.
533 (Output_segment::set_is_unique_segment): New function.
534 (Output_segment::is_unique_segment_): New member.
535 * plugin.cc (allow_unique_segment_for_sections): New function.
536 (unique_segment_for_sections): New function.
537 (Plugin::load): Add new functions to transfer vector.
538 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
539 * Makefile.in: Regenerate.
540 * testsuite/plugin_final_layout.sh: Check if unique segment
542 * testsuite/plugin_section_order.c (onload): Check if new interfaces
544 (allow_unique_segment_for_sections): New global.
545 (unique_segment_for_sections): New global.
546 (claim_file_hook): Call allow_unique_segment_for_sections.
547 (all_symbols_read_hook): Call unique_segment_for_sections.
549 2012-08-22 Cary Coutant <ccoutant@google.com>
551 * layout.cc (Layout::include_section): Don't assert on GROUP
552 sections with --emit-relocs.
554 2012-08-21 Cary Coutant <ccoutant@google.com>
556 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
557 if --export-dynamic-symbol names an undef symbol.
559 2012-08-18 Alan Modra <amodra@gmail.com>
561 * powerpc.cc: Formatting and white space.
562 (Powerpc_relobj): Rename got2_section_ to special_.
563 Add opd_ent_shndx_ and opd_ent_off_ vectors.
564 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
565 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
566 (Target_powerpc): Add Address typedef and invalid_address. Use
568 (Target_powerpc::is_branch_reloc): New function.
569 (Powerpc_relocate_functions): Add Address typedef, use throughout.
570 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
571 for dst_mask, value and addend.
572 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
573 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
574 (Output_data_glink::do_write): Correct toc base. Don't try to use
575 uint16_t for 24-bit offset. Use get_output_section_offset and
577 (Target_powerpc::Scan::local): Handle more relocs.
578 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
579 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
580 Plug in toc restoring insn after plt calls. Translate branches
581 to function descriptor symbols to corresponding entry point.
582 (Target_powerpc::relocate_for_relocatable): Check return from
583 get_output_section_offset.
584 * symtab.h: Comment typo.
586 2012-08-14 Ian Lance Taylor <iant@google.com>
588 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
589 unsupported_relocal_local to call unsupported_reloc_global.
591 2012-08-14 Nick Clifton <nickc@redhat.com>
594 * script-sections.cc (Sections_element::output_section_name): Add
595 keep return parameter.
596 (Output_section_element::match_name): Add keep return parameter.
597 Return the value of the keep_ member.
598 * script-sections.h (class Output_section): Update
599 output_section_name prototype.
600 * layout.cc (Layout::keep_input_section): New public member
602 (Layout::choose_output_section): Pass keep parameter to
604 * layout.h (class Layout): Add keep_input_section.
605 * object.cc (Sized_relobj_file::do_layout): Check for kept input
607 * testsuite/Makefile.am: Add a test.
608 * testsuite/Makefile.in: Regenerate.
609 * testsuite/pr14265.c: Source file for the test.
610 * testsuite/pr14265.t: Linker script for the test.
611 * testsuite/pr14265.sh: Shell script for the test.
613 2012-08-14 Alan Modra <amodra@gmail.com>
615 * target.h (Target::output_section_name): New function.
616 (Target::do_output_section_name): New function.
617 * layout.cc (Layout::choose_output_section): Call the above.
618 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
620 2012-08-14 Alan Modra <amodra@gmail.com>
622 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
623 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
624 for replace_constant call.
625 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
626 (Output_data_glink::do_print_to_mapfile): New function.
627 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
628 (Target_powerpc::Relocate::relocate): Likewise.
630 2012-08-14 Alan Modra <amodra@gmail.com>
632 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
633 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
634 (Output_data_glink::add_entry,find_entry): Remove shndx param.
635 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
636 all references to shndx_. Handle special case for R_PPC_PLTREL24
638 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
639 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
640 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
642 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
643 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
645 2012-08-12 Alan Modra <amodra@gmail.com>
647 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
648 (glink insn constants): Use uint32_t.
649 (Output_data_glink::add_entry): Use insert, not [] operator.
651 2012-08-11 Alan Modra <amodra@gmail.com>
653 * object.h (Sized_relobj_file::find_shdr): New function.
654 (Sized_relobj_file::find_special_sections): New function.
655 * object.cc (Sized_relobj_file::find_shdr): New function.
656 (Sized_relobj_file::find_eh_frame): Use find_shdr.
657 (Sized_relobj_file::find_special_sections): New function, split out..
658 (Sized_relobj_file::do_read_symbols): ..from here.
659 * output.h (Output_data_got::replace_constant): New function.
660 (Output_data_got::num_entries): New function.
661 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
662 (Output_data_got::got_offset): Protected rather than private.
663 (Output_data_got::replace_got_entry): New function.
664 * output.cc (Output_data_got::replace_got_entry): New function.
665 * powerpc.cc (class Powerpc_relobj): New.
666 (class Powerpc_relocate_functions): Delete all psymval variants or
667 convert to value,addend type. Delete pcrela, pcrela_unaligned.
668 Implement _ha functions using corresponding _hi function.
669 (Powerpc_relobj::find_special_sections): New function.
670 (Target_powerpc::do_make_elf_object): New function.
671 (class Output_data_got_powerpc): New.
672 (class Output_data_glink): New.
673 (class Powerpc_scan_relocatable_reloc): New.
674 Many more changes througout file.
676 2012-08-09 Nick Clifton <nickc@redhat.com>
678 * po/vi.po: Updated Vietnamese translation.
680 2012-08-07 Ian Lance Taylor <iant@google.com>
682 * layout.cc (Layout::add_target_dynamic_tags): If
683 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
686 2012-07-30 Nick Clifton <nickc@redhat.com>
688 * po/gold.pot: Updated template.
689 * po/es.po: Updated Spanish translation.
691 2012-07-18 Cary Coutant <ccoutant@google.com>
694 * configure.ac: Add check for -gpubnames support.
695 * configure: Regenerate.
696 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
697 support; force -gno-pubnames.
698 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
700 (gdb_index_test_4): New test.
701 * testsuite/Makefile.in: Regenerate.
702 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
703 * testsuite/gdb_index_test_2.sh: Likewise.
704 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
705 * testsuite/gdb_index_test_4.sh: New script.
706 * testsuite/gdb_index_test_comm.sh: New script with common code;
707 don't look for space after colon.
709 2012-07-16 Sriraman Tallam <tmsriram@google.com>
711 * gold.cc (queue_middle_tasks): Update function order only after
712 deferred objects due to plugins are processed.
714 2012-07-11 Ian Lance Taylor <iant@google.com>
716 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
717 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
718 (Target_arm::scan_reloc_for_stub): Likewise.
719 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
720 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
721 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
722 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
723 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
725 2012-07-10 Dodji Seketeli <dodji@redhat.com>
726 Ian Lance Taylor <iant@google.com>
729 * configure.ac: Test whether std::tr1::hash<off_t> works.
730 * gold.h: Add a specialization for std::tr1::hash<off_t> if
732 * output.h (class Output_fill): Add virtual destructor.
733 * configure, config.in: Rebuild.
735 2012-06-22 Roland McGrath <mcgrathr@google.com>
737 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
739 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
741 * plugin.cc (Plugin::load): Handle position independent executables.
743 2012-06-06 Cary Coutant <ccoutant@google.com>
745 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
747 (lines_only_debug_sections): Likewise.
748 (gdb_fast_lookup_sections): New static array.
749 (is_gdb_debug_section): Rename formal parameter.
750 (is_lines_only_debug_section): Likewise.
751 (is_gdb_fast_lookup_section): New function.
752 (Layout::include_section): Check for ".zdebug_" prefix; pass
753 section name suffix to is_gdb_debug_section, et al.; check for
754 fast-lookup sections when building .gdb_index.
755 * options.h (--strip-debug-gdb): Update GDB version number.
757 2012-06-06 Cary Coutant <ccoutant@google.com>
759 * configure.ac: Add check for fallocate.
760 * configure: Regenerate.
761 * config.in: Regenerate.
763 * options.h (class General_options): Add --mmap-output-file and
764 --posix-fallocate options.
765 * output.cc: (posix_fallocate): Remove; replace with...
766 (gold_fallocate): New function.
767 (Output_file::map_no_anonymous): Call gold_fallocate.
768 (Output_file::map): Check --mmap-output-file option.
770 2012-06-05 Jing Yu <jingyu@google.com>
772 * gold.h (textdomain): Add do {} to empty while(0).
773 (bindtextdomain): Likewise.
775 2012-06-04 Cary Coutant <ccoutant@google.com>
777 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
780 2012-05-25 Sriraman Tallam <tmsriram@google.com>
782 * symtab.cc (Symbol_table::define_special_symbol):
783 Initialize *poldsym to prevent uninitialized variable errors.
785 2012-05-23 Cary Coutant <ccoutant@google.com>
787 * layout.cc (Layout::section_name_mapping): Add rules to handle
788 exact match on .data.rel.ro.local or .data.rel.ro.
789 (Layout::output_section_name): Check for exact matches.
791 2012-05-23 Cary Coutant <ccoutant@google.com>
793 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
796 2012-05-22 Cary Coutant <ccoutant@google.com>
798 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
799 object before exporting symbol.
801 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
803 * testsuite/tls_test.cc: Include "config.h" first.
804 * testsuite/tls_test_c.c: Likewise.
806 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
807 Nick Clifton <nickc@redhat.com>
810 * configure.in: Add check that sysdep.h has been included before
811 any system header files.
812 * configure: Regenerate.
813 * config.in: Regenerate.
815 2012-05-14 Cary Coutant <ccoutant@google.com>
817 * layout.cc (Layout::make_output_section): Mark .tdata section
819 * testsuite/relro_test.cc: Add a TLS variable.
821 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
824 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
825 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
828 2012-05-08 Cary Coutant <ccoutant@google.com>
830 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
831 (lines_only_debug_sections): Likewise.
833 2012-05-02 Roland McGrath <mcgrathr@google.com>
837 * Makefile.am (CCFILES, HFILES): Add them.
838 * Makefile.in: Regenerate.
839 * i386.cc (Output_data_plt_i386_nacl): New class.
840 (Output_data_plt_i386_nacl_exec): New class.
841 (Output_data_plt_i386_nacl_dyn): New class.
842 (Target_i386_nacl): New class.
843 (Target_selector_i386_nacl): New class.
844 (target_selector_i386): Use it instead of Target_selector_i386.
845 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
846 (Target_x86_64_nacl): New class.
847 (Target_selector_x86_64_nacl): New class.
848 (target_selector_x86_64, target_selector_x32): Use it instead of
849 Target_selector_x86_64.
850 * arm.cc (Output_data_plt_arm_nacl): New class.
851 (Target_arm_nacl): New class.
852 (Target_selector_arm_nacl): New class.
853 (target_selector_arm, target_selector_armbe): Use it instead of
856 * target-select.cc (select_target): Take new Input_file* and off_t
857 arguments, pass them on to recognize method of selector.
858 * object.cc (make_elf_sized_object): Update caller.
859 * parameters.cc (parameters_force_valid_target): Likewise.
860 * incremental.cc (make_sized_incremental_binary): Likewise.
861 * target-select.h: Update decl.
862 (Target_selector::recognize): Take new Input_file* argument,
863 pass it on to do_recognize.
864 (Target_selector::do_recognize): Take new Input_file* argument.
865 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
866 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
867 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
868 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
870 * target.h (Target::Target_info): New members isolate_execinstr
872 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
873 * arm.cc (Target_arm::arm_info): Update initializer.
874 * i386.cc (Target_i386::i386_info): Likewise.
875 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
876 * sparc.cc (Target_sparc::sparc_info): Likewise.
877 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
878 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
879 * layout.cc (Layout::attach_allocated_section_to_segment):
880 Take new const Target* argument. If target->isolate_execinstr(), act
882 (Layout::find_first_load_seg): Take new const Target* argument;
883 if target->isolate_execinstr(), reject PF_X segments.
884 (Layout::relaxation_loop_body): Update caller.
885 (Layout::set_segment_offsets): If target->isolate_execinstr(),
886 reset file offset to zero when we hit LOAD_SEG, and then do a second
887 loop over the segments before LOAD_SEG to reassign offsets after
888 addresses have been determined. Handle target->rosegment_gap().
889 (Layout::attach_section_to_segment): Take new const Target* argument;
890 pass it to attach_allocated_section_to_segment.
891 (Layout::make_output_section): Update caller.
892 (Layout::attach_sections_to_segments): Take new const Target* argument;
893 pass it to attach_section_to_segment.
894 * gold.cc (queue_middle_tasks): Update caller.
895 * layout.h (Layout): Update method decls with new arguments.
897 * arm.cc (Target_arm::Target_arm): Take optional argument for the
898 Target_info pointer to use.
899 (Target_arm::do_make_data_plt): New virtual method.
900 (Target_arm::make_data_plt): New method that calls it.
901 (Target_arm::make_plt_entry): Use it.
902 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
903 for the section alignment.
904 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
906 (Output_data_plt_arm::first_plt_entry_offset): Call it.
907 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
909 (Output_data_plt_arm::get_plt_entry_size): Call it.
910 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
911 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
912 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
914 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
915 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
916 method instead of sizeof(plt_entry).
917 (Output_data_plt_arm::add_entry): Likewise.
918 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
919 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
921 (Target_arm::plt_entry_size): Likewise.
922 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
924 (Output_data_plt_arm_standard): ... here, new class.
925 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
926 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
927 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
929 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
930 Take additional argument for the PLT entry size.
931 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
932 Use get_plt_entry_size method rather than plt_entry_size variable.
933 (Output_data_plt_x86_64::reserve_slot): Likewise.
934 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
935 (Output_data_plt_x86_64::add_entry): Likewise.
936 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
937 (Output_data_plt_x86_64::address_for_global): Likewise.
938 (Output_data_plt_x86_64::address_for_local): Likewise.
939 (Output_data_plt_x86_64::set_final_data_size): Likewise.
940 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
941 Make method non-static.
942 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
944 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
945 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
946 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
947 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
949 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
950 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
952 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
953 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
955 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
956 (Output_data_plt_x86_64::plt_entry_size)
957 (Output_data_plt_x86_64::first_plt_entry)
958 (Output_data_plt_x86_64::plt_entry)
959 (Output_data_plt_x86_64::tlsdesc_plt_entry)
960 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
961 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
962 (Output_data_plt_x86_64_standard): ... here, new class.
963 (Target_x86_64::Target_x86_64): Take optional argument for the
964 Target_info pointer to use.
965 (Target_x86_64::do_make_data_plt): New virtual method.
966 (Target_x86_64::make_data_plt): New method to call it.
967 (Target_x86_64::init_got_plt_for_update): Use that.
968 Call this->plt_->add_eh_frame method here.
969 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
970 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
971 rather than static method.
972 (Target_x86_64::plt_entry_size): Likewise.
973 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
974 rather than plt_entry_size variable. Move guts of PLT filling to...
975 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
976 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
977 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
979 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
980 additional argument for the section alignment.
981 Don't do add_eh_frame_for_plt here.
982 (Output_data_plt_i386::first_plt_entry_offset): Make the method
983 non-static. Use get_plt_entry_size method rather than plt_entry_size
985 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
987 (Output_data_plt_i386::get_plt_entry_size): Call it.
988 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
989 (Output_data_plt_i386::add_eh_frame): New method to call it.
990 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
992 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
993 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
995 (Output_data_plt_i386::fill_plt_entry): New method to call it.
996 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
997 method instead of plt_entry_size.
998 (Output_data_plt_i386::plt_entry_size)
999 (Output_data_plt_i386::plt_eh_frame_fde_size)
1000 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
1001 (Output_data_plt_i386_standard): ... here, new class.
1002 (Output_data_plt_i386_exec): New class.
1003 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
1004 (Output_data_plt_i386_exec::first_plt_entry): ... here.
1005 (Output_data_plt_i386::exec_plt_entry): Move to ...
1006 (Output_data_plt_i386_exec::plt_entry): ... here.
1007 (Output_data_plt_i386_dyn): New class.
1008 (Output_data_plt_i386::first_plt_entry): Move to ...
1009 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
1010 (Output_data_plt_i386::dyn_plt_entry): Move to ...
1011 (Output_data_plt_i386_dyn::plt_entry): ... here.
1012 (Target_i386::Target_i386): Take optional argument for the Target_info
1014 (Target_i386::do_make_data_plt): New virtual method.
1015 (Target_i386::make_data_plt): New method to call it.
1016 (Target_i386::make_plt_section): Use that.
1017 Call this->plt_->add_eh_frame method here.
1018 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
1019 rather than plt_entry_size variable.
1020 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
1021 (Output_data_plt_i386::address_for_local): Likewise.
1022 (Output_data_plt_i386::do_write): Likewise.
1023 Move guts of PLT filling to...
1024 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1025 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1026 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1027 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1029 2012-05-01 Cary Coutant <ccoutant@google.com>
1031 * dwarf_reader.cc (Dwarf_die::read_attributes)
1032 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1033 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1034 * reduced_debug_output.cc
1035 (Output_reduced_debug_info_section::get_die_end): Remove
1036 DW_FORM_GNU_ref_index. Add default case.
1038 2012-04-26 Mark Wielaard <mjw@redhat.com>
1040 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1041 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1042 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1043 DW_AT_high_pc as offset from DW_AT_low_pc.
1045 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1046 * testsuite/Makefile.in: Regenerate.
1047 * testsuite/gdb_index_test_3.c: New test source file.
1048 * testsuite/gdb_index_test_3.sh: New test source file.
1050 2012-04-25 Ian Lance Taylor <iant@google.com>
1052 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1054 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1055 as a class, not a struct.
1056 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1057 (Target_arm::apply_cortex_a8_workaround): Likewise.
1058 * gc.h: Declare Reloc_types as a struct, not a class.
1059 * object.h: Declare Symbols_data as a struct.
1060 * reloc.h: Declare Read_relocs_data as a struct.
1061 * target.h: Declare Relocate_info as a struct.
1063 2012-04-24 David S. Miller <davem@davemloft.net>
1065 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1066 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1069 2012-04-24 Cary Coutant <ccoutant@google.com>
1071 * incremental-dump.cc (find_input_containing_global): Replace
1072 magic number with symbolic constant.
1073 (dump_incremental_inputs): Update version number.
1074 * incremental.cc (Output_section_incremental_inputs): Update version
1075 number; import symbolic constants from Incremental_inputs_reader.
1076 (Incremental_inputs::create_data_sections): Align relocations
1077 section correctly for 64-bit targets.
1078 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1079 constants; add padding.
1080 (Output_section_incremental_inputs::write_header): Add assert for
1082 (Output_section_incremental_inputs::write_input_files): Add assert
1083 for input_entry_size.
1084 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1085 add assert for object_info_size, input_section_entry_size,
1086 global_sym_entry_size.
1087 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1088 for data structure sizes; use them.
1089 (Incremental_input_entry_reader): Import symbolic constants from
1090 Incremental_inputs_reader; use them.
1092 2012-04-23 David S. Miller <davem@davemloft.net>
1094 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1096 (Target_sparc::Target_sparc): Initialize new fields.
1097 (Target_sparc::do_make_elf_object): New function.
1098 (Target_sparc::do_adjust_elf_header): New function.
1100 2012-04-23 Cary Coutant <ccoutant@google.com>
1102 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1103 CU range table of gdb index.
1105 2012-04-20 David S. Miller <davem@davemloft.net>
1107 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1110 2012-04-16 David S. Miller <davem@davemloft.net>
1112 * sparc.cc (Target_sparc::got_address): New function.
1113 (Sparc_relocate_functions::gdop_hix22): New function.
1114 (Sparc_relocate_functions::gdop_lox10): New function.
1115 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1117 (Target_sparc::Scan::local): Likewise if the global symbol is not
1118 preemptible and is not IFUNC.
1119 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1120 transformations for local and non-preemptible non-IFUNC global
1123 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1124 writing out 64-bit part of ranges.
1126 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1127 -fpic and -fpie respectively.
1128 * Makefile.in: Regenerate.
1130 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1131 (Target_sparc::Target_sparc): Initialize new field.
1132 (Target_sparc::do_plt_section_for_global): New function.
1133 (Target_sparc::do_plt_section_for_local): New function.
1134 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1135 (Target_sparc::make_plt_section): New function, broken out of
1136 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1137 (Target_sparc::make_plt_entry): Call make_plt_section.
1138 (Target_sparc::make_local_ifunc_plt_entry): New function.
1139 (Target_sparc::rela_ifunc_section): New function.
1140 (Target_sparc::plt_section): Remove const.
1141 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1142 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1143 and ifunc_count_ fields.
1144 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1145 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1146 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1147 (Output_data_plt_sparc::rela_ifunc): New function.
1148 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1149 (Output_data_plt_sparc::has_ifunc_section): New function.
1150 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1151 (Output_data_plt_sparc::address_for_global): New function.
1152 (Output_data_plt_sparc::address_for_local): New function.
1153 (Output_data_plt_sparc::plt_index_to_offset): New function.
1154 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1156 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1158 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1159 R_SPARC_JMP_IREL to switch.
1160 (Target_sparc::Scan::check_non_pic): Likewise.
1161 (Target_sparc::Scan::local): Handle IFUNC symbols.
1162 (Target_sparc::Scan::local): Likewise.
1163 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1164 and plt_address_for_local.
1165 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1166 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1168 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1169 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1170 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1171 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1173 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1174 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1176 * sparc.cc (Target_sparc::Scan::global): Likewise.
1177 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1179 2012-04-16 Cary Coutant <ccoutant@google.com>
1181 * archive.cc (Library_base::should_include_member): Check for
1182 --export-dynamic-symbol.
1183 * options.h (class General_options): Add --export-dynamic-symbol.
1184 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1185 --export-dynamic-symbol.
1186 (Symbol_table::gc_mark_undef_symbols): Likewise.
1187 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1189 2012-04-12 David S. Miller <davem@davemloft.net>
1191 * sparc.cc (Reloc::wdisp10): New relocation method.
1192 (Reloc::h34): Likewise.
1193 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1194 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1196 (Target_sparc::Scan::local): Likewise.
1197 (Target_sparc::Scan::global): Likewise.
1198 (Target_sparc::Relocate::relocate): Likewise.
1200 2012-04-09 Cary Coutant <ccoutant@google.com>
1202 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1205 2012-04-06 Ian Lance Taylor <iant@google.com>
1207 * timer.cc: #include <unistd.h>.
1209 2012-04-06 Roland McGrath <mcgrathr@google.com>
1211 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1212 * config.in: Regenerate.
1213 * configure: Regenerate.
1215 2012-04-05 Nick Clifton <nickc@redhat.com>
1217 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1218 (AM_LC_MESSAGES): Add.
1219 * aclocal.m4: Regenerate.
1220 * config.in: Regenerate.
1221 * configure: Regenerate.
1223 2012-03-21 Cary Coutant <ccoutant@google.com>
1225 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1226 * Makefile.in: Regenerate.
1227 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1228 (Sized_elf_reloc_mapper::symbol_section): New function.
1229 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1230 (make_elf_reloc_mapper): New function.
1231 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1232 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1233 (Dwarf_abbrev_table::do_get_abbrev): New function.
1234 (Dwarf_ranges_table::read_ranges_table): New function.
1235 (Dwarf_ranges_table::read_range_list): New function.
1236 (Dwarf_pubnames_table::read_section): New function.
1237 (Dwarf_pubnames_table::read_header): New function.
1238 (Dwarf_pubnames_table::next_name): New function.
1239 (Dwarf_die::Dwarf_die): New function.
1240 (Dwarf_die::read_attributes): New function.
1241 (Dwarf_die::skip_attributes): New function.
1242 (Dwarf_die::set_name): New function.
1243 (Dwarf_die::set_linkage_name): New function.
1244 (Dwarf_die::attribute): New function.
1245 (Dwarf_die::string_attribute): New function.
1246 (Dwarf_die::int_attribute): New function.
1247 (Dwarf_die::uint_attribute): New function.
1248 (Dwarf_die::ref_attribute): New function.
1249 (Dwarf_die::child_offset): New function.
1250 (Dwarf_die::sibling_offset): New function.
1251 (Dwarf_info_reader::check_buffer): New function.
1252 (Dwarf_info_reader::parse): New function.
1253 (Dwarf_info_reader::do_parse): New function.
1254 (Dwarf_info_reader::do_read_string_table): New function.
1255 (Dwarf_info_reader::lookup_reloc): New function.
1256 (Dwarf_info_reader::get_string): New function.
1257 (Dwarf_info_reader::visit_compilation_unit): New function.
1258 (Dwarf_info_reader::visit_type_unit): New function.
1259 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1260 Sized_elf_reloc_mapper.
1261 (Sized_dwarf_line_info::symbol_section): Remove function.
1262 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1263 (Sized_dwarf_line_info::read_line_mappings): Remove object
1264 parameter, adjust callers.
1265 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1266 * dwarf_reader.h: Include <sys/types.h>.
1267 (class Track_relocs): Remove forward declaration.
1268 (class Elf_reloc_mapper): New class.
1269 (class Sized_elf_reloc_mapper): New class.
1270 (class Dwarf_abbrev_table): New class.
1271 (class Dwarf_range_list): New class.
1272 (class Dwarf_ranges_table): New class.
1273 (class Dwarf_pubnames_table): New class.
1274 (class Dwarf_die): New class.
1275 (class Dwarf_info_reader): New class.
1276 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1277 (Sized_dwarf_line_info::symbol_section): Remove member function.
1278 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1280 * gdb-index.cc: New source file.
1281 * gdb-index.h: New source file.
1282 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1283 and .debug_types sections, call Layout::add_to_gdb_index.
1284 (Sized_relobj_incr::do_section_name): Implement.
1285 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1286 return type; Implement.
1287 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1289 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1290 parameter list and return type.
1291 (Sized_incr_dynobj::do_section_contents): Likewise.
1292 * layout.cc: Include gdb-index.h.
1293 (Layout::Layout): Initialize gdb_index_data_.
1294 (Layout::init_fixed_output_section): Check for .gdb_index section.
1295 (Layout::add_to_gdb_index): New function. Instantiate.
1296 * layout.h: Add forward declaration for class Gdb_index.
1297 (Layout::add_to_gdb_index): New member function.
1298 (Layout::gdb_index_data_): New data member.
1299 * main.cc: Include gdb-index.h.
1300 (main): Print statistics for gdb index.
1301 * object.cc (Object::section_contents): Move code into
1302 do_section_contents.
1303 (need_decompressed_section): Check for sections needed when building
1305 (build_compressed_section_map): Likewise.
1306 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1308 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1309 sections; call Layout::add_to_gdb_index.
1310 (Sized_relobj_file::do_decompressed_section_contents): Call
1311 do_section_contents directly.
1312 * object.h (Object::do_section_contents): Adjust parameter list and
1314 (Object::do_decompressed_section_contents): Call do_section_contents
1316 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1318 * options.h (class General_options): Add --gdb-index option.
1319 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1320 list and return type.
1321 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1322 * reloc.h (Track_relocs::checkpoint): New function.
1323 (Track_relocs::reset): New function.
1325 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1327 * testsuite/Makefile.in: Regenerate.
1328 * testsuite/gdb_index_test.cc: New test source file.
1329 * testsuite/gdb_index_test_1.sh: New test source file.
1330 * testsuite/gdb_index_test_2.sh: New test source file.
1332 2012-03-19 Doug Kwan <dougkwan@google.com>
1334 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1335 (Target_arm::do_finalize_sections): Remove code which defines
1336 __exidx_start and __exidx_end. Make symbol table parameter
1337 anonymous as it is not used.
1338 * gold.cc (queue_middle_tasks): Call target hook to define any
1339 target-specific symbols.
1340 * target.h (Target::define_standard_symbols): New method.
1341 (Target::do_define_standard_symbols): Same.
1342 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1343 * testsuite/Makefile.in: Regenerate.
1344 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1346 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1347 relocations are generated for __exidx_start and __exidx_end.
1349 2012-03-16 Doug Kwan <dougkwan@google.com>
1351 * testsuite/Makefile.am: Disable test initpri3b.
1352 * testsuite/Makefile.in: Regenerate.
1354 2012-03-15 Doug Kwan <dougkwan@google.com>
1356 * arm.cc (Target_arm::got_section): Make .got section read-only
1359 2012-03-15 Ian Lance Taylor <iant@google.com>
1362 * layout.cc (Layout::make_output_section): Correctly mark
1363 SHT_INIT_ARRAY, et. al., as relro.
1365 2012-03-14 Doug Kwan <dougkwan@google.com>
1367 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1368 dynamic relocations for protected symbols in shared objects.
1370 2012-03-13 Ian Lance Taylor <iant@google.com>
1372 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1373 keep the larger alignment.
1375 2012-03-12 Cary Coutant <ccoutant@google.com>
1377 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1378 handling of DW_LNE_define_file.
1380 2012-03-12 Cary Coutant <ccoutant@google.com>
1382 * reduced_debug_output.cc
1383 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1386 2012-02-29 Cary Coutant <ccoutant@google.com>
1388 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1390 2012-02-29 Cary Coutant <ccoutant@google.com>
1392 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1393 Call Object::decompressed_section_contents.
1394 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1396 (Sized_dwarf_line_info::buffer_start_): New data member.
1397 * merge.cc (Output_merge_data::do_add_input_section): Call
1398 Object::decompressed_section_contents.
1399 (Output_merge_string::do_add_input_section): Likewise.
1400 * object.cc (need_decompressed_section): New function.
1401 (build_compressed_section_map): Decompress sections needed later.
1402 (Sized_relobj_file::do_decompressed_section_contents): New function.
1403 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1404 * object.h (Object::decompressed_section_contents): New function.
1405 (Object::discard_decompressed_sections): New function.
1406 (Object::do_decompressed_section_contents): New function.
1407 (Object::do_discard_decompressed_sections): New function.
1408 (Compressed_section_info): New type.
1409 (Compressed_section_map): Include decompressed section contents.
1410 (Sized_relobj_file::do_decompressed_section_contents): New function.
1411 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1413 2012-02-16 Cary Coutant <ccoutant@google.com>
1415 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1416 * testsuite/Makefile.in: Regenerate.
1418 2012-02-14 Cary Coutant <ccoutant@google.com>
1420 * options.cc (General_options::finalize): Disallow -pie and -static.
1422 2012-02-03 Doug Kwan <dougkwan@google.com>
1424 * arm.cc (Arm_relocate_functions::abs8,
1425 Arm_relocate_functions::abs16): Use
1426 Bits::has_signed_unsigned_overflow32.
1427 (Arm_relocate_functions::thm_abs8): Correct range of
1429 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1432 2012-02-02 Doug Kwan <dougkwan@google.com>
1434 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1435 position independent outputs, not just shared objects.
1437 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1439 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1440 * configure: Regenerated.
1442 2012-01-27 Ian Lance Taylor <iant@google.com>
1444 * reloc.h (Bits): New class with static functions, copied from
1445 namespace utils in arm.cc.
1446 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1449 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1451 * incremental.cc (write_info_blocks): Correct relocation offset.
1453 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1455 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1456 (Relocate::tls_gd_to_le): Likewise.
1458 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1460 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1462 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1464 * configure.ac: Check if -mcmodel=medium works.
1465 * configure: Regenerated.
1467 2012-01-24 Cary Coutant <ccoutant@google.com>
1469 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1471 (read_unsigned_LEB_128_x): ... this new function.
1472 (read_signed_LEB_128): Replaced with inline definition and ...
1473 (read_signed_LEB_128_x): ... this new function.
1474 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1475 (read_unsigned_LEB_128): Add inline definition.
1476 (read_signed_LEB_128_x): New function.
1477 (read_signed_LEB_128): Add inline definition.
1478 * testsuite/Makefile.am (leb128_unittest): New unit test.
1479 * testsuite/Makefile.in: Regenerate.
1480 * testsuite/leb128_unittest.cc: New unit test.
1482 2012-01-23 Ian Lance Taylor <iant@google.com>
1485 * i386.cc (Target_i386::do_code_fill): When using a jmp
1486 instruction, pad with nop instructions.
1487 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1489 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1491 * x86_64.cc (gc_process_relocs): Add typename on types used in
1493 (scan_relocs): Likewise.
1494 (relocate_section): Likewise.
1495 (apply_relocation): Likewise.
1497 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1499 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1500 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1503 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1505 * x86_64.cc: Initial support for x32.
1507 2012-01-03 Cary Coutant <ccoutant@google.com>
1509 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1510 Use abstract base class for GOT.
1511 * gold/output.h (class Output_data_got_base): New abstract base class.
1512 (class Output_data_got): Derive from new base class, adjust ctors.
1513 (Output_data_got::reserve_slot): Make virtual; rename to
1514 do_reserve_slot; Adjust callers.
1515 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1516 pointer to abstract base class.
1517 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1519 2011-12-18 Ian Lance Taylor <iant@google.com>
1521 * object.h (Relobj::local_symbol_value): New function.
1522 (Relobj::local_plt_offset): New function.
1523 (Relobj::local_has_got_offset): New function.
1524 (Relobj::local_got_offset): New function.
1525 (Relobj::set_local_got_offset): New function.
1526 (Relobj::do_local_symbol_value): New pure virtual function.
1527 (Relobj::do_local_plt_offset): Likewise.
1528 (Relobj::do_local_has_got_offset): Likewise.
1529 (Relobj::do_local_got_offset): Likewise.
1530 (Relobj::do_set_local_got_offset): Likewise.
1531 (Sized_relobj::do_local_has_got_offset): Rename from
1532 local_has_got_offset.
1533 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1534 (Sized_relobj::do_set_local_got_offset): Rename from
1535 set_local_got_offset.
1536 (Sized_relobj_file::do_local_plt_offset): Rename from
1538 (Sized_relobj_file::do_local_symbol_value): New function.
1539 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1541 * output.cc (Output_data_got::Got_entry::write): Change object to
1542 Relobj. Use local_symbol_value.
1543 (Output_data_got::add_global_with_rel): Change rel_dyn to
1544 Output_data_reloc_generic*. Use add_global_generic.
1545 (Output_data_got::add_global_with_rela): Remove. Change all
1546 callers to use add_global_with_rel.
1547 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1548 Output_data_reloc_generic*. Use add_global_generic.
1549 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1550 callers to use add_global_pair_with_rel.
1551 (Output_data_got::add_local): Change object to Relobj*.
1552 (Output_data_got::add_local_plt): Likewise.
1553 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1554 change rel_dyn to Output_data_reloc_generic*. Use
1556 (Output_data_got::add_local_with_rela): Remove. Change all
1557 callers to use all_local_with_rel.
1558 (Output_data_got::add_local_pair_with_rel): Change object to
1559 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1560 add_output_section_generic.
1561 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1562 callers to use add_local_pair_with_rel.
1563 (Output_data_got::reserve_local): Change object to Relobj*.
1564 * output.h: (class Output_data_reloc_generic): Add pure virtual
1565 declarations for add_global_generic, add_local_generic,
1566 add_output_section_generic.
1567 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1568 functions for Output_data_reloc_generic. Update declarations for
1569 changes listed in output.cc.
1570 (class Output_data_got): Change template parameter to got_size.
1571 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1572 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1574 (Sized_relobj_incr::do_local_plt_offset): New function.
1575 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1578 2011-12-17 Cary Coutant <ccoutant@google.com>
1580 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1581 * resolve.cc (Symbol_table::resolve): Likewise.
1582 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1584 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1586 2011-12-16 Ian Lance Taylor <iant@google.com>
1588 * output.h (Output_data_reloc_generic::add): Only call
1589 add_dynamic_reloc if this is a dynamic reloc section.
1591 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1594 * target-reloc.h (apply_relocation): Replace <64, false> with
1597 2011-11-25 Nick Clifton <nickc@redhat.com>
1599 * po/it.po: New Italian translation.
1601 2011-11-17 Sterling Augustine <saugustine@google.com>
1603 * script.cc (script_include_directive): Implement.
1604 (read_script_file): New local variables name and search_path. Update
1605 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1606 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1607 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1609 2011-11-11 Sterling Augustine <saugustine@google.com>
1611 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1612 (file_or_sections_cmd): Likewise.
1614 2011-11-11 Doug Kwan <dougkwan@google.com>
1616 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1617 if --just-symbols is given.
1619 2011-11-10 Doug Kwan <dougkwan@google.com>
1622 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1623 when processing data relocs.
1624 * reloc.h (Relocate_functions::rel_unaligned): New method.
1625 (Relocate_functions::pcrel_unaligned): Ditto.
1626 (Relocate_functions::rel32_unaligned): Ditto.
1627 (Relocate_functions::pcrel32_unaligned): Ditto.
1629 2011-11-09 Doug Kwan <dougkwan@google.com>
1632 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1633 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1634 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1635 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1636 (Relocate_functions::rel_unaligned): New.
1637 (Relocate_functions::rel32_unaligned): New.
1638 * target-reloc.h (relocate_for_relocatable): Add code to handle
1639 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1640 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1641 arm_unaligned_reloc_r): New targets.
1642 * testsuite/Makefile.in: Regenerate.
1643 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1646 2011-11-02 Ian Lance Taylor <iant@google.com>
1648 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1650 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1651 * options.cc (General_options::finalize): Use library search path
1652 from configure script if specified. If not native and no sysroot,
1653 only search TOOLLIBDIR.
1654 * options.h (Search_directory::Search_directory): Change name to
1656 (General_options::add_to_library_path_with_sysroot): Change arg to
1658 * configure, Makefile.in, config.in: Rebuild.
1660 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1662 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1663 we are working around the ARM1176 Erratum.
1664 * options.h (General_options::fix_arm1176): Add option.
1665 * testsuite/Makefile.am: Add testcases, and keep current ones
1667 * testsuite/Makefile.in: Regenerate.
1668 * testsuite/arm_fix_1176.s: New file.
1669 * testsuite/arm_fix_1176.sh: Likewise.
1671 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1673 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1675 (Target_arm::may_use_blx): Remove method.
1676 (Target_arm::set_may_use_blx): Likewise.
1677 (Target_arm::may_use_v4t_interworking): New method.
1678 (Target_arm::may_use_v5t_interworking): Likewise.
1679 (Target_arm::may_use_blx_): Remove member variable.
1680 (Arm_relocate_functions::arm_branch_common): Check for v5T
1682 (Arm_relocate_functions::thumb_branch_common): Likewise.
1683 (Reloc_stub::stub_type_for_reloc): Likewise.
1684 (Target_arm::do_finalize_sections): Correct interworking checks.
1685 * testsuite/Makefile.am: Add new tests.
1686 * testsuite/Makefile.in: Regenerate.
1687 * testsuite/arm_farcall_arm_arm.s: New test.
1688 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1689 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1690 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1691 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1692 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1693 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1694 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1696 2011-10-31 Cary Coutant <ccoutant@google.com>
1699 * expression.cc (Expression::eval_with_dot): Add
1700 is_section_dot_assignment parameter.
1701 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1702 absolute and assigning to dot within a section.
1703 * script-sections.cc
1704 (Output_section_element_assignment::set_section_addresses): Pass
1705 dot_section to set_if_absolute.
1706 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1707 as is_section_dot_assignment flag to eval_with_dot.
1708 (Output_section_element_dot_assignment::set_section_addresses):
1710 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1711 parameter. Also set value if relative to dot_section; set the
1712 symbol's output_section.
1713 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1714 parameter. Adjust all callers.
1715 (Expression::eval_maybe_dot): Likewise.
1716 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1718 * testsuite/script_test_2.t: Test assignment of an absolute value
1719 to dot within an output section element.
1721 2011-10-31 Cary Coutant <ccoutant@google.com>
1723 * options.h (class General_options): Add --[no-]gnu-unique options.
1724 * symtab.cc (Symbol_table::sized_write_globals): Convert
1725 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1727 2011-10-31 Cary Coutant <ccoutant@google.com>
1730 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1731 unnecessary assertion.
1732 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1734 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1736 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1738 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1740 Change to just keep the section associated with symbol.
1741 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1742 they are externally visible and --export-dynamic is turned on.
1743 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1745 2011-10-19 Ian Lance Taylor <iant@google.com>
1748 * script-sections.cc
1749 (Output_section_element_dot_assignment::needs_output_section): New
1752 2011-10-19 Ian Lance Taylor <iant@google.com>
1755 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1756 --section-start option was seen.
1757 * options.h (General_options::any_section_start): New function.
1759 2011-10-18 David S. Miller <davem@davemloft.net>
1762 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1763 member to track relocation locations that have moved during TLS
1764 reloc optimizations.
1765 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1766 (Target_sparc::Relocate::relocate): Adjust view down by 4
1767 bytes if it matches reloc_adjust_addr_.
1768 (Target_sparc::Relocate::relocate_tls): Always move the
1769 __tls_get_addr call delay slot instruction forward 4 bytes when
1770 performing relaxation.
1772 2011-10-18 Cary Coutant <ccoutant@google.com>
1774 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1775 (Output_file::map_no_anonymous): Check for non-zero
1776 return code from posix_fallocate.
1778 2011-10-17 Cary Coutant <ccoutant@google.com>
1781 * plugin.cc (is_visible_from_outside): Check for symbols
1782 referenced from dynamic objects.
1783 * resolve.cc (Symbol_table::resolve): Don't count references
1784 from dynamic objects as references from real ELF files.
1785 * testsuite/plugin_test_2.sh: Adjust expected result.
1787 2011-10-17 Cary Coutant <ccoutant@google.com>
1789 * gold.cc: Include timer.h.
1790 (queue_middle_tasks): Stamp time.
1791 (queue_final_tasks): Likewise.
1792 * main.cc (main): Store timer in parameters. Print timers
1794 * parameters.cc (Parameters::Parameters): Initialize timer_.
1795 (Parameters::set_timer): New function.
1796 (set_parameters_timer): New function.
1797 * parameters.h (Parameters::set_timer): New function.
1798 (Parameters::timer): New function.
1799 (Parameters::timer_): New data member.
1800 (set_parameters_timer): New function.
1801 * timer.cc (Timer::stamp): New function.
1802 (Timer::get_pass_time): New function.
1803 * timer.h (Timer::stamp): New function.
1804 (Timer::get_pass_time): New function.
1805 (Timer::pass_times_): New data member.
1807 2011-10-17 Cary Coutant <ccoutant@google.com>
1809 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1810 task for members of lib groups.
1812 2011-10-17 Cary Coutant <ccoutant@google.com>
1815 * fileread.cc (File_read::find_view): Add assert.
1816 (File_read::make_view): Move bounds check (replace with assert)...
1817 (File_read::find_or_make_view): ... to here.
1819 2011-10-12 Cary Coutant <ccoutant@google.com>
1821 * output.cc (Output_file::open_base_file): Handle case where
1822 ::read returns less than requested size.
1824 2011-10-10 Cary Coutant <ccoutant@google.com>
1826 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1827 Initialize defined_count_.
1828 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1829 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1830 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1831 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1832 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1833 * incremental.h (Sized_relobj_incr::defined_count_): New data
1835 (Sized_incr_dynobj::defined_count_): New data member.
1836 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1837 Return zeroes instead of internal error.
1839 2011-10-10 Cary Coutant <ccoutant@google.com>
1842 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1843 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1844 * output.h (class Output_reloc): Add use_plt_offset flag.
1845 (Output_reloc::type_): Adjust size of bit field.
1846 (Output_reloc::use_plt_offset_): New bit field.
1847 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1848 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1849 flag. Adjust all callers.
1850 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1851 creating RELATIVE relocations.
1853 2011-10-10 Nick Clifton <nickc@redhat.com>
1855 * po/es.po: Updated Spanish translation.
1856 * po/fi.po: Updated Finnish translation.
1858 2011-10-03 Diego Novillo <dnovillo@google.com>
1860 * options.cc (parse_uint): Fix dereference of RETVAL.
1862 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1864 * layout.h (section_order_map_): New member.
1865 (get_section_order_map): New member function.
1866 * output.cc (Output_section::add_input_section): Check for patterns
1867 only when --section-ordering-file is specified.
1868 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1869 output_sections have been formed.
1870 * layout.cc (Layout_Layout): Initialize section_order_map_.
1871 * plugin.cc (update_section_order): Store order in order_map. Do not
1873 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1874 * testsuite/Makefile.in: Regenerate.
1875 * testsuite/plugin_section_order.c: New file.
1876 * testsuite/plugin_final_layout.cc: New file.
1877 * testsuite/plugin_final_layout.sh: New file.
1879 2011-09-29 Cary Coutant <ccoutant@google.com>
1881 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1883 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1884 symbols during incremental update.
1885 (Symbol_table::add_from_dynobj): Likewise.
1887 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1888 Ian Lance Taylor <iant@google.com>
1890 * symtab.cc (Symbol_table::define_special_symbol): Always
1891 canonicalize version string.
1893 2011-09-26 Cary Coutant <ccoutant@google.com>
1895 * gold.cc (queue_initial_tasks): Move option checks ...
1896 * options.cc (General_options::finalize): ... to here. Disable
1897 some options; make others fatal.
1899 2011-09-26 Cary Coutant <ccoutant@google.com>
1902 * plugin.cc (get_symbols_v2): New function.
1903 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1904 (is_referenced_from_outside): New function.
1905 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1906 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1907 (get_symbols): Pass version parameter.
1908 (get_symbols_v2): New function.
1909 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1911 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1912 (onload): Add LDPT_GET_SYMBOLS_V2.
1913 (all_symbols_read_hook): Use get_symbols_v2; check for
1914 LDPR_PREVAILING_DEF_IRONLY_EXP.
1915 * testsuite/plugin_test_3.sh: Update expected results.
1917 2011-09-23 Simon Baldwin <simonb@google.com>
1919 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1920 configuration options.
1921 * configure: Regenerate.
1922 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1923 * Makefile.in: Regenerate.
1924 * testsuite/Makefile.in: Regenerate.
1926 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1928 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1930 2011-09-19 Cary Coutant <ccoutant@google.com>
1932 * incremental.cc (can_incremental_update): Fix typo in comment.
1933 * incremental.h (can_incremental_update): Likewise.
1935 2011-09-18 Cary Coutant <ccoutant@google.com>
1937 * incremental.cc (can_incremental_update): New function.
1938 * incremental.h (can_incremental_update): New function.
1939 * layout.cc (Layout::init_fixed_output_section): Call it.
1940 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1941 * object.cc (Sized_relobj_file::do_layout): Call
1942 can_incremental_update.
1944 2011-09-13 Cary Coutant <ccoutant@google.com>
1946 * configure.ac: Check for glibc support for gnu_indirect_function
1947 support with static linking, setting automake conditional
1949 * Makefile.in: Regenerate.
1950 * configure: Regenerate.
1952 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1953 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1955 * testsuite/Makefile.in: Regenerate.
1957 2011-09-13 Cary Coutant <ccoutant@google.com>
1959 * incremental.cc (Sized_relobj_incr::do_layout): Call
1960 report_comdat_group for kept comdat sections.
1961 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1962 * testsuite/Makefile.in: Regenerate.
1963 * testsuite/incr_comdat_test_1.cc: New source file.
1964 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1965 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1966 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1968 2011-09-13 Ian Lance Taylor <iant@google.com>
1970 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1971 variable external_symbols_offset.
1973 2011-09-12 Ian Lance Taylor <iant@google.com>
1975 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1976 triggered if object has no symbols.
1978 2011-09-09 David S. Miller <davem@davemloft.net>
1980 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1981 (Output_fill_debug_line::do_write): Likewise.
1983 2011-08-29 Cary Coutant <ccoutant@google.com>
1985 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1986 casts to match formatting specs.
1987 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1989 2011-08-26 Cary Coutant <ccoutant@google.com>
1991 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1992 remaining hole size when allocating.
1993 (Layout::make_output_section): Set fill methods for debug sections.
1994 * layout.h (Free_list::Free_list_node): Move from private to
1996 (Free_list::set_min_hole_size): New function.
1997 (Free_list::begin, Free_list::end): New functions.
1998 (Free_list::min_hole_): New data member.
1999 * output.cc: Include dwarf.h.
2000 (Output_fill_debug_info::do_minimum_hole_size): New function.
2001 (Output_fill_debug_info::do_write): New function.
2002 (Output_fill_debug_line::do_minimum_hole_size): New function.
2003 (Output_fill_debug_line::do_write): New function.
2004 (Output_section::Output_section): Initialize new data member.
2005 (Output_section::set_final_data_size): Ensure patch space is larger
2006 than minimum hole size.
2007 (Output_section::do_write): Fill holes in debug sections.
2008 * output.h (Output_fill): New class.
2009 (Output_fill_debug_info): New class.
2010 (Output_fill_debug_line): New class.
2011 (Output_section::set_free_space_fill): New function.
2012 (Output_section::free_space_fill_): New data member.
2013 * testsuite/Makefile.am (incremental_test_3): Add
2014 --incremental-patch option.
2015 (incremental_test_4): Likewise.
2016 (incremental_test_5): Likewise.
2017 (incremental_test_6): Likewise.
2018 (incremental_copy_test): Likewise.
2019 (incremental_common_test_1): Likewise.
2020 * testsuite/Makefile.in: Regenerate.
2022 2011-08-26 Nick Clifton <nickc@redhat.com>
2024 * po/es.po: Updated Spanish translation.
2026 2011-08-01 Cary Coutant <ccoutant@google.com>
2028 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2029 * gold/testsuite/Makefile.in: Regenerate.
2030 * gold/testsuite/justsyms_exec.c: New source file.
2031 * gold/testsuite/justsyms_lib.c: New source file.
2033 2011-08-01 Cary Coutant <ccoutant@google.com>
2035 * layout.cc (Layout::set_segment_offsets): Don't realign text
2036 segment if -Ttext was specified.
2037 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2039 * object.h (Sized_relobj_file::e_type): New function.
2040 (Sized_relobj_file::e_type_): New data member.
2041 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2042 base address for ET_EXEC files.
2043 * target.cc (Target::do_make_elf_object_implementation): Allow
2044 ET_EXEC files with --just-symbols option.
2046 2011-07-28 Cary Coutant <ccoutant@google.com>
2048 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2049 Add thread_number parameter.
2050 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2051 * workqueue-threads.cc
2052 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2053 current thread if its thread number is greater than desired thread
2055 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2056 Add thread_number parameter.
2057 (Workqueue::should_cancel_thread): Likewise.
2058 (Workqueue::find_runnable_or_wait): Pass thread_number to
2059 should_cancel_thread.
2060 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2063 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2065 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2066 only after checking if it cannot be forced local.
2067 * symtab.h (is_externally_visible): Check if the symbol is not forced
2070 2011-07-15 Ian Lance Taylor <iant@google.com>
2072 * options.h (class General_options): Add --print-output-format.
2073 Move -EL next to -EB, for better --help output.
2074 * target-select.cc: Include <cstdio>, "options.h", and
2076 (Target_selector::do_target_bfd_name): New function.
2077 (print_output_format): New function.
2078 * target-select.h (class Target_selector): Update declarations.
2079 (Target_selector::target_bfd_name): New function.
2080 (print_output_format): Declare.
2081 * main.cc: Include "target-select.h".
2082 (main): Handle --print-output-format.
2083 * gold.cc: Include "target-select.h".
2084 (queue_initial_tasks): Handle --print-output-format when there are
2086 * parameters.cc (parameters_force_valid_target): Give a better
2087 error message if -EB/-EL does not match target.
2088 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2091 2011-07-15 Ian Lance Taylor <iant@google.com>
2093 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2094 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2095 (Output_data_plt_i386::do_write): Write address of .dynamic
2096 section to first entry in .got.plt section.
2097 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2098 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2100 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2101 section to first entry in .got.plt section.
2102 * layout.h (Layout::dynamic_section): New function.
2104 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2106 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2108 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2109 input_section_position_, and input_section_glob_.
2110 (read_layout_from_file): Call function section_ordering_specified.
2111 * layout.h (is_section_ordering_specified): New function.
2112 (section_ordering_specified): New function.
2113 (section_ordering_specified_): New boolean member.
2114 * main.cc(main): Call load_plugins after layout object is defined.
2115 * output.cc (Output_section::add_input_section): Use
2116 function section_ordering_specified to check if section ordering is
2118 * output.cc (Output_section::add_relaxed_input_section): Use
2119 function section_ordering_specified to check if section ordering is
2121 (Output_section::update_section_layout): New function.
2122 (Output_section::sort_attached_input_sections): Check if input section
2124 * output.h (Output_section::update_section_layout): New function.
2125 * plugin.cc (get_section_count): New function.
2126 (get_section_type): New function.
2127 (get_section_name): New function.
2128 (get_section_contents): New function.
2129 (update_section_order): New function.
2130 (allow_section_ordering): New function.
2131 (Plugin::load): Add the new interfaces to the transfer vector.
2132 (Plugin_manager::load_plugins): New parameter.
2133 (Plugin_manager::all_symbols_read): New parameter.
2134 (Plugin_manager::claim_file): New parameter. Save the elf object for
2136 (Plugin_manager::get_elf_object): New function.
2137 (Plugin_manager::get_view): Change to directly use the bool to check
2138 if get_view is called from claim_file_hook.
2139 * plugin.h (input_objects): New function
2140 (Plugin__manager::load_plugins): New parameter.
2141 (Plugin_manager::claim_file): New parameter.
2142 (Plugin_manager::get_elf_object): New function.
2143 (Plugin_manager::in_claim_file_handler): New function.
2144 (Plugin_manager::in_claim_file_handler_): New member.
2145 (layout): New function.
2146 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2147 handler with an extra parameter. Make the elf object before calling
2149 * testsuite/plugin_test.c (get_section_count): New function pointer.
2150 (get_section_type): New function pointer.
2151 (get_section_name): New function pointer.
2152 (get_section_contents): New function pointer.
2153 (update_section_order): New function pointer.
2154 (allow_section_ordering): New function pointer.
2155 (onload): Check if the new interfaces exist.
2157 2011-07-13 Ian Lance Taylor <iant@google.com>
2159 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2161 * x86_64.cc (Target_x86_64::got_section): Likewise.
2162 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2163 (relro_now_test_SOURCES): New variable.
2164 (relro_now_test_DEPENDENCIES): New variable.
2165 (relro_now_test_LDFLAGS): New variable.
2166 (relro_now_test_LDADD): New variable.
2167 (relro_now_test.so): New target.
2168 * testsuite/Makefile.in: Rebuild.
2170 2011-07-12 Ian Lance Taylor <iant@google.com>
2173 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2174 GLOB_DAT relocation rather than a RELATIVE relocation for a
2175 protected symbol when creating a shared library.
2176 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2177 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2178 * testsuite/protected_main_1.cc (main): Test that protected
2179 function has same address.
2181 2011-07-11 Ian Lance Taylor <iant@google.com>
2184 * options.h (class General_options): Add -Bgroup.
2185 * options.cc (General_options::finalize): If -Bgroup is set,
2186 default to --unresolved-symbols=report-all.
2187 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2188 * target-reloc.h (issue_undefined_symbol_error): Handle
2189 --unresolved-symbols=report-all.
2191 2011-07-08 Ian Lance Taylor <iant@google.com>
2194 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2195 if linker script discards key sections.
2196 (Layout::create_dynamic_symtab): Likewise.
2197 (Layout::assign_local_dynsym_offsets): Likewise.
2198 (Layout::sized_create_version_sections): Likewise.
2199 (Layout::create_interp): Likewise.
2200 (Layout::finish_dynamic_section): Likewise.
2201 (Layout::set_dynamic_symbol_size): Likewise.
2203 2011-07-08 Ian Lance Taylor <iant@google.com>
2206 * options.h (class General_options): Add --unresolved-symbols.
2207 * target-reloc.h (issue_undefined_symbol_error): Check
2208 --unresolved-symbols. Add comments.
2210 2011-07-08 Ian Lance Taylor <iant@google.com>
2212 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2213 expression more complex.
2215 2011-07-08 Ian Lance Taylor <iant@google.com>
2218 * target-reloc.h (issue_undefined_symbol_error): New inline
2219 function, broken out of relocate_section.
2220 (relocate_section): Call issue_undefined_symbol_error.
2221 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2222 there is no TLS segment if we are about to issue an undefined
2224 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2226 2011-07-08 Ian Lance Taylor <iant@google.com>
2229 * resolve.cc (Symbol_table::should_override): Add fromtype
2230 parameter. Change all callers. Give error when linking together
2231 TLS and non-TLS symbol.
2232 (Symbol_table::should_override_with_special): Add fromtype
2233 parameter. Change all callers.
2234 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2235 there is no TLS segment if we have reported some errors.
2236 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2238 2011-07-08 Ian Lance Taylor <iant@google.com>
2241 * target.h (Target::plt_address_for_global): New function.
2242 (Target::plt_address_for_local): New function.
2243 (Target::plt_section_for_global): Remove.
2244 (Target::plt_section_for_local): Remove.
2245 (Target::do_plt_address_for_global): New virtual function.
2246 (Target::do_plt_address_for_local): New virtual function.
2247 (Target::do_plt_section_for_global): Remove.
2248 (Target::do_plt_section_for_local): Remove.
2249 (Target::register_global_plt_entry): Add Symbol_table and Layout
2251 * output.cc (Output_data_got::Got_entry::write): Use
2252 plt_address_for_global and plt_address_for_local.
2253 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2254 address of output section.
2255 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2256 got_irelative_, and irelative_count_ fields. Update
2258 (Output_data_plt_i386::has_irelative_section): New function.
2259 (Output_data_plt_i386::entry_count): Add irelative_count_.
2260 (Output_data_plt_i386::set_final_data_size): Likewise.
2261 (class Target_i386): Add got_irelative_ and rel_irelative_
2262 fields. Update declarations.
2263 (Target_i386::Target_i386): Initialize new fields.
2264 (Target_i386::do_plt_address_for_global): New function replacing
2265 do_plt_section_for_global.
2266 (Target_i386::do_plt_address_for_local): New function replacing
2267 do_plt_section_for_local.
2268 (Target_i386::got_section): Create got_irelative_.
2269 (Target_i386::rel_irelative_section): New function.
2270 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2271 fields. Don't define __rel_iplt_{start,end}.
2272 (Output_data_plt_i386::add_entry): Add symtab and layout
2273 parameters. Change all callers. Use different PLT and GOT for
2275 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2276 layout parameters. Change all callers. Use different PLT and
2278 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2279 (Output_data_plt_i386::rel_irelative): New function.
2280 (Output_data_plt_i386::address_for_global): New function.
2281 (Output_data_plt_i386::address_for_local): New function.
2282 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2283 IRELATIVE GOT when changing IFUNC GOT entries.
2284 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2286 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2287 if we didn't create an IRELATIVE GOT.
2288 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2289 plt_address_for_local.
2290 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2291 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2292 got_irelative_, and irelative_count_ fields. Update
2294 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2295 Initialize new fields. Remove symtab parameter. Change all
2297 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2299 (Output_data_plt_x86_64::has_irelative_section): New function.
2300 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2301 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2302 fields. Update declarations.
2303 (Target_x86_64::Target_x86_64): Initialize new fields.
2304 (Target_x86_64::do_plt_address_for_global): New function replacing
2305 do_plt_section_for_global.
2306 (Target_x86_64::do_plt_address_for_local): New function replacing
2307 do_plt_section_for_local.
2308 (Target_x86_64::got_section): Create got_irelative_.
2309 (Target_x86_64::rela_irelative_section): New function.
2310 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2311 all callers. Don't create __rel_iplt_{start,end}.
2312 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2313 parameters. Change all callers. Use different PLT and GOT for
2315 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2316 layout parameters. Change all callers. Use different PLT and
2318 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2319 parameters. Change all callers. Use different PLT and GOT for
2321 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2322 (Output_data_plt_x86_64::rela_irelative): New function.
2323 (Output_data_plt_x86_64::address_for_global): New function.
2324 (Output_data_plt_x86_64::address_for_local): New function.
2325 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2326 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2327 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2328 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2330 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2332 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2333 symbols if we didn't create an IRELATIVE GOT.
2334 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2335 plt_address_for_local.
2336 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2337 * testsuite/ifuncvar1.c: New test file.
2338 * testsuite/ifuncvar2.c: New test file.
2339 * testsuite/ifuncvar3.c: New test file.
2340 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2341 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2342 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2343 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2344 * testsuite/Makefile.in: Rebuild.
2346 2011-07-07 Cary Coutant <ccoutant@google.com>
2348 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2349 (two_file_test_1_ndebug.o): Likewise.
2350 (two_file_test_1b_ndebug.o): Likewise.
2351 (two_file_test_2_ndebug.o): Likewise.
2352 (two_file_test_main_ndebug.o): Likewise.
2353 (incremental_test_2): Link with no-debug versions.
2355 2011-07-06 Cary Coutant <ccoutant@google.com>
2357 * gold/incremental.cc
2358 (Output_section_incremental_inputs::write_info_blocks): Check for
2359 hidden and internal symbols.
2361 2011-07-06 Cary Coutant <ccoutant@google.com>
2363 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2364 Check disposition for startup file.
2365 (Incremental_inputs::report_command_line): Ignore
2366 --incremental-startup-unchanged option.
2367 * options.cc (General_options::parse_incremental_startup_unchanged):
2369 (General_options::General_options): Initialize new data member.
2370 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2371 (General_options): Add --incremental-startup-unchanged option.
2372 (General_options::incremental_startup_disposition): New function.
2373 (General_options::incremental_startup_disposition_): New data member.
2375 2011-07-06 Cary Coutant <ccoutant@google.com>
2377 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2378 input file index to Script_info ctor.
2379 (Sized_incremental_binary::do_file_has_changed): Find the
2380 command-line argument for files named in scripts.
2381 * incremental.h (Script_info::Script_info): New ctor
2382 with input file index.
2383 (Script_info::input_file_index): New function.
2384 (Script_info::input_file_index_): New data member.
2385 (Incremental_binary::get_library): Add const.
2386 (Incremental_binary::get_script_info): Add const.
2387 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2388 * testsuite/Makefile.am (incremental_test_5): New test case.
2389 (incremental_test_6): New test case.
2390 * testsuite/Makefile.in: Regenerate.
2392 2011-07-06 Cary Coutant <ccoutant@google.com>
2394 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2395 debug output when command lines differ.
2397 2011-07-06 Cary Coutant <ccoutant@google.com>
2399 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2400 --incremental-patch option.
2401 * layout.cc (Free_list::allocate): Extend allocation beyond original
2403 (Layout::make_output_section): Mark sections that should get
2405 * options.cc (parse_percent): New function.
2406 * options.h (parse_percent): New function.
2407 (DEFINE_percent): New macro.
2408 (General_options): Add --incremental-patch option.
2409 * output.cc (Output_section::Output_section): Initialize new data
2411 (Output_section::add_input_section): Print section name when out
2413 (Output_section::add_output_section_data): Likewise.
2414 (Output_section::set_final_data_size): Add patch space when
2415 doing --incremental-full.
2416 (Output_section::do_reset_address_and_file_offset): Remove patch
2418 (Output_segment::set_section_list_addresses): Print debug output
2419 only if --incremental-update.
2420 * output.h (Output_section::set_is_patch_space_allowed): New function.
2421 (Output_section::is_patch_space_allowed_): New data member.
2422 (Output_section::patch_space_): New data member.
2423 * parameters.cc (Parameters::incremental_full): New function.
2424 * parameters.h (Parameters::incremental_full): New function
2425 * testsuite/Makefile.am (incremental_test_2): Add test for
2426 --incremental-patch option.
2427 * testsuite/Makefile.in: Regenerate.
2428 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2429 (t18): Remove function body.
2431 2011-07-05 Doug Kwan <dougkwan@google.com>
2434 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2435 Arm_Address type for relocation result.
2436 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2438 (Arm_relocate_functions::abs32): Use unaligned access.
2439 (Arm_relocate_functions::rel32): Ditto.
2440 (Arm_relocate_functions::prel31): Ditto.
2441 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2442 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2443 static data relocations.
2444 * testsuite/Makefile.in: Regnerate.
2445 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2447 2011-07-05 Ian Lance Taylor <iant@google.com>
2450 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2451 symbols if necessary.
2452 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2454 2011-07-05 Ian Lance Taylor <iant@google.com>
2457 * resolve.cc (Symbol::override_base_with_special): Simply override
2458 version with special symbol version, ignoring previous version.
2460 2011-07-05 Ian Lance Taylor <iant@google.com>
2462 * object.cc (Sized_relobj_file::include_section_group): Add
2463 information to comment about signature location.
2465 2011-07-02 Ian Lance Taylor <iant@google.com>
2468 * options.h (class General_options): Add -f and -F.
2469 * options.cc (General_options::finalize): Fatal error if -f/-F
2470 are used without -shared.
2471 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2473 2011-07-02 Ian Lance Taylor <iant@google.com>
2475 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2477 2011-07-01 Ian Lance Taylor <iant@google.com>
2481 * resolve.cc (Symbol::override_base_with_special): Don't override
2482 the version if the overriding symbol has a different name.
2483 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2484 all callers. If we give an error about an undefined version,
2485 define the base version if necessary.
2486 * dynobj.h (class Versions): Update declaration.
2487 * testsuite/weak_alias_test_5.cc: New file.
2488 * testsuite/weak_alias_test.script: New file.
2489 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2490 and versioned_alias have the right value, and call t2.
2491 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2492 weak_alias_test_5.so.
2493 (weak_alias_test_LDADD): Likewise.
2494 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2495 * testsuite/Makefile.in: Rebuild.
2497 2011-07-01 Ian Lance Taylor <iant@google.com>
2500 * options.h (class General_options): Support -z notext.
2501 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2503 (two_file_shared_nonpic.so): Likewise.
2504 (two_file_shared_mixed.so): Likewise.
2505 (two_file_shared_mixed_1.so): Likewise.
2506 (weak_undef_lib_nonpic.so): Likewise.
2507 (alt/weak_undef_lib_nonpic.so): Likewise.
2508 (tls_test_shared_nonpic.so): Likewise.
2509 * testsuite/Makefile.in: Rebuild.
2511 2011-07-01 Ian Lance Taylor <iant@google.com>
2514 * configure.ac: Test whether static linking works, setting
2515 the automake conditional HAVE_STATIC.
2516 * testsuite/Makefile.am: Disable tests using -static if
2517 HAVE_STATIC is not true.
2518 * configure, testsuite/Makefile.in: Rebuild.
2520 2011-07-01 Ian Lance Taylor <iant@google.com>
2523 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2524 Assert if we see DW_EH_PE_indirect.
2525 * target.h (Target::ehframe_datarel_base): New function.
2526 (Target::do_ehframe_datarel_base): New target function.
2527 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2528 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2531 2011-07-01 Ian Lance Taylor <iant@google.com>
2534 * options.h (class General_options): Add
2535 --ld-generated-unwind-info.
2536 * ehframe.cc (Fde::write): Add address parameter. Change all
2537 callers. If associated with PLT, fill in address and size.
2538 (Cie::set_output_offset): Only add merge mapping if there is an
2540 (Cie::write): Add address parameter. Change all callers.
2541 (Eh_frame::add_ehframe_for_plt): New function.
2542 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2543 input_offset_ fields into union u_, with new plt field.
2544 (Fde::Fde): Adjust for new union field.
2545 (Fde::Fde) [Output_data version]: New constructor.
2546 (Fde::add_mapping): Only add merge mapping if there is an object.
2547 (class Cie): Update declarations.
2548 (class Eh_frame): Declare add_ehframe_for_plt.
2549 * layout.cc (Layout::layout_eh_frame): Break out code into
2550 make_eh_frame_section, and call it.
2551 (Layout::make_eh_frame_section): New function.
2552 (Layout::add_eh_frame_for_plt): New function.
2553 * layout.h (class Layout): Update declarations.
2554 * merge.cc (Merge_map::add_mapping): Add assertion.
2555 * i386.cc: Include "dwarf.h".
2556 (class Output_data_plt_i386): Make first_plt_entry,
2557 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2558 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2559 and plt_eh_frame_fde.
2560 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2561 boundary. Call add_eh_frame_for_plt if appropriate.
2562 * x86_64.cc: Include "dwarf.h".
2563 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2564 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2565 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2566 and plt_eh_frame_fde.
2567 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2570 2011-06-29 Ian Lance Taylor <iant@google.com>
2573 * object.cc (Sized_relobj_file::layout_section): Change shdr
2574 parameter to be const.
2575 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2577 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2578 appropriate. Call layout_eh_frame_section.
2579 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2581 * object.h (class Sized_relobj_file): Update declarations.
2583 2011-06-29 Ian Lance Taylor <iant@google.com>
2586 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2588 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2590 2011-06-29 Ian Lance Taylor <iant@google.com>
2593 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2595 * layout.cc (Layout::layout_eh_frame): Likewise.
2597 2011-06-29 Ian Lance Taylor <iant@google.com>
2600 * layout.cc (Layout::symtab_section_shndx): New function.
2601 * layout.h (class Layout): Declare symtab_section_shndx.
2602 * output.cc (Output_section::write_header): Call it.
2604 2011-06-29 Ian Lance Taylor <iant@google.com>
2607 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2608 symbols which are not used in a relocation.
2610 2011-06-28 Ian Lance Taylor <iant@google.com>
2613 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2614 script create indistinguishable segments.
2615 (Layout::set_segment_offsets): Use stable_sort when sorting
2616 segments. Pass this to Compare_segments constructor.
2617 * layout.h (class Layout): Make segment_precedes non-static.
2618 (class Compare_segments): Change from struct to class. Add
2619 layout_ field. Add constructor.
2620 * script-sections.cc
2621 (Script_sections::attach_sections_using_phdrs_clause): Rename
2622 local orphan to is_orphan. Don't report failure to put empty
2623 section in segment. On attachment failure, report name of
2624 section, and attach to first PT_LOAD segment.
2626 2011-06-28 Ian Lance Taylor <iant@google.com>
2629 * target-select.cc (Target_selector::Target_selector): Add
2630 emulation parameter. Change all callers.
2631 (select_target_by_bfd_name): Rename from select_target_by_name.
2633 (select_target_by_emulation): New function.
2634 (supported_emulation_names): New function.
2635 * target-select.h (class Target_selector): Add emulation_ field.
2636 Update declarations.
2637 (Target_selector::recognize_by_bfd_name): Rename from
2638 recognize_by_name. Change all callers.
2639 (Target_selector::supported_bfd_names): Rename from
2640 supported_names. Change all callers.
2641 (Target_selector::recognize_by_emulation): New function.
2642 (Target_selector::supported_emulations): New function.
2643 (Target_selector::emulation): New function.
2644 (Target_selector::do_recognize_by_bfd_name): Rename from
2645 do_recognize_by_name. Change all callers.
2646 (Target_selector::do_supported_bfd_names): Rename from
2647 do_supported_names. Change all callers.
2648 (Target_selector::do_recognize_by_emulation): New function.
2649 (Target_selector::do_supported_emulations): New function.
2650 (select_target_by_bfd_name): Change name in declaration.
2651 (select_target_by_emulation): Declare.
2652 (supported_emulation_names): Declare.
2653 * parameters.cc (parameters_force_valid_target): Try to find
2654 target based on emulation from -m option.
2655 * options.h (class General_options): Change doc string for -m.
2656 * options.cc (help): Print emulations.
2657 (General_options::parse_V): Likewise.
2658 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2659 Add emulation parameter. Change all callers.
2661 2011-06-28 Ian Lance Taylor <iant@google.com>
2663 * target.h (class Target): Add osabi_ field.
2664 (Target::osabi): New function.
2665 (Target::set_osabi): New function.
2666 (Target::Target): Initialize osabi_.
2667 (Target::do_adjust_elf_header): Make pure virtual.
2668 (Sized_target::do_adjust_elf_header): Declare.
2669 * target.cc (Sized_target::do_adjust_elf_header): New function.
2670 (class Sized_target): Instantiate all versions.
2671 * freebsd.h (class Target_freebsd): Remove.
2672 (Target_selector_freebsd::do_recognize): Call set_osabi on
2674 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2675 (Target_selector_freebsd::set_osabi): Remove.
2676 * i386.cc (class Target_i386): Inherit from Sized_target rather
2677 than Target_freebsd.
2678 * x86_64.cc (class Target_x86_64): Likewise.
2680 2011-06-28 Ian Lance Taylor <iant@google.com>
2682 * target.h (Target::can_check_for_function_pointers): Rewrite.
2684 (Target::can_icf_inline_merge_sections): Likewise.
2685 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2686 (Target::Target_info): Add can_icf_inline_merge_sections field.
2687 (Target::do_can_check_for_function_pointers): New virtual
2689 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2690 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2691 from can_check_for_function_pointers, move in file.
2692 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2693 section_may_have_icf_unsafe_poineters, move in file.
2694 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2695 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2696 Rename from can_check_for_function_pointers, move in file.
2697 (Target_i386::can_icf_inline_merge_sections): Remove.
2698 (Target_i386::i386_info): Initialize
2699 can_icf_inline_merge_sections.
2700 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2701 Initialize can_icf_inline_merge_sections.
2702 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2703 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2704 Rename from can_check_for_function_pointers, move in file.
2705 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2706 (Target_x86_64::x86_64_info): Initialize
2707 can_icf_inline_merge_sections.
2708 * testsuite/testfile.cc (Target_test::test_target_info):
2710 * icf.cc (get_section_contents): Correct formatting.
2712 2011-06-27 Ian Lance Taylor <iant@google.com>
2714 * symtab.cc (Symbol::versioned_name): New function.
2715 (Symbol_table::add_to_final_symtab): Use versioned_name when
2717 (Symbol_table::sized_write_symbol): Likewise.
2718 * symtab.h (class Symbol): Declare versioned_name.
2719 * stringpool.h (class Stringpool_template): Add variant of add
2720 which takes a std::basic_string.
2721 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2722 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2723 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2724 (ver_test_12.o): New target.
2725 * testsuite/Makefile.in: Rebuild.
2727 2011-06-27 Doug Kwan <dougkwan@google.com>
2729 * arm.cc (Arm_relocate_functions::thm_jump8,
2730 Arm_relocate_functions::thm_jump11): Use a wider signed
2731 type to compute offset.
2732 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2734 * testsuite/Makefile.in: Regenerate.
2735 * testsuite/arm_branch_in_range.sh: Check test results of
2736 arm_thm_jump11 and arm_thm_jump8.
2737 * testsuite/arm_thm_jump11.s: New test source file.
2738 * testsuite/arm_thm_jump11.t: New linker script.
2739 * testsuite/arm_thm_jump8.s: New test source file.
2740 * testsuite/arm_thm_jump8.t: New linker script.
2742 2011-06-24 Ian Lance Taylor <iant@google.com>
2744 * layout.cc: Include "object.h".
2745 (ctors_sections_in_init_array): New static variable.
2746 (Layout::is_ctors_in_init_array): New function.
2747 (Layout::layout): Add entry to ctors_sections_in_init_array if
2749 * layout.h (class Layout): Declare is_ctors_in_init_array.
2750 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2751 is_ctors_reverse_view is set.
2752 (Sized_relobj_file::write_sections): Add layout parameter. Change
2753 all callers. Set is_ctors_reverse_view field of View_size.
2754 (Sized_relobj_file::reverse_words): New function.
2755 * object.h (Sized_relobj_file::View_size): Add
2756 is_ctors_reverse_view field.
2757 (class Sized_relobj_file): Update declarations.
2758 * testsuite/initpri3.c: New test.
2759 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2761 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2762 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2763 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2764 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2765 * testsuite/Makefile.in: Rebuild.
2767 2011-06-24 Cary Coutant <ccoutant@google.com>
2769 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2770 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2771 (debug_msg_cdebug.err): New targets.
2772 * testsuite/Makefile.in: Regenerate.
2773 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2774 Fix checks for link with shared library.
2776 2011-06-24 Doug Kwan <dougkwan@google.com>
2778 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2779 skip empty text sections.
2780 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2782 2011-06-22 Ian Lance Taylor <iant@google.com>
2785 * options.h (class General_options): Add --ctors-in-init-array.
2786 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2787 friends as SHT_PROGBITS for merging sections.
2788 (Layout::layout): Remove special handling of .init_array and
2789 friends. Don't sort if doing relocatable link. Sort for .ctors
2790 and .dtors if ctors_in_init_array.
2791 (Layout::make_output_section): Force correct section types for
2792 .init_array and friends. Don't sort if doing relocatable link,
2793 Don't sort .ctors and .dtors if ctors_in_init_array.
2794 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2795 (Layout::output_section_name): Add relobj parameter. Change all
2796 callers. Handle .ctors. and .dtors. in code rather than table.
2797 Handle .ctors and .dtors if ctors_in_init_array.
2798 (Layout::match_file_name): New function, moved from output.cc.
2799 * layout.h (class Layout): Update declarations.
2800 * output.cc: Include "layout.h".
2801 (Input_section_sort_entry::get_priority): New function.
2802 (Input_section_sort_entry::match_file_name): Just call
2803 Layout::match_file_name.
2804 (Output_section::Input_section_sort_init_fini_compare::operator()):
2805 Handle .ctors and .dtors. Sort by explicit priority rather than
2807 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2808 * testsuite/initpri2.c: New test.
2809 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2810 (check_PROGRAMS): Add initpri2.
2811 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2812 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2813 * configure, testsuite/Makefile.in: Rebuild.
2815 2011-06-19 Ian Lance Taylor <iant@google.com>
2818 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2819 .interp section to a PT_INTERP segment even if we have seen a
2820 --dynamic-linker option. Don't do it if we have seen a PHDRS
2821 clause in a linker script.
2822 (Layout::finalize): Don't create a .interp section if we've
2823 already create a PT_INTERP segment.
2824 (Layout::create_interp): Always call choose_output_section (revert
2825 patch of 2011-06-17). Don't create PT_INTERP segment.
2826 * script-sections.cc
2827 (Script_sections::create_note_and_tls_segments): Add a .interp
2828 section to a PT_INTERP segment even if we have seen a
2829 --dynamic-linker option.
2831 2011-06-18 Ian Lance Taylor <iant@google.com>
2833 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2834 merely because a non-PT_LOAD segment has a dynamic reloc.
2836 2011-06-18 Ian Lance Taylor <iant@google.com>
2838 * layout.cc (Layout::finish_dynamic_section): Don't create
2839 DT_FLAGS entry if not needed.
2841 2011-06-18 Ian Lance Taylor <iant@google.com>
2844 * layout.cc (Layout::layout_eh_frame): Correct handling of
2845 writable .eh_frame section.
2847 2011-06-17 Ian Lance Taylor <iant@google.com>
2850 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2851 symbol is redefined with the exact same object and value.
2853 2011-06-17 Ian Lance Taylor <iant@google.com>
2856 * layout.h (class Layout): Add interp_segment_ field.
2857 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2858 (Layout::attach_allocated_section_to_segment): If making shared
2859 library, put .interp section in PT_INTERP segment.
2860 (Layout::finalize): Also call create_interp if -dynamic-linker
2862 (Layout::create_interp): Assert that there is no PT_INTERP
2863 segment. If not using a SECTIONS clause, use make_output_section.
2864 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2865 * script-sections.cc
2866 (Script_sections::create_note_and_tls_segments): If making shared
2867 library, put .interp section in PT_INTERP segment.
2869 2011-06-17 Ian Lance Taylor <iant@google.com>
2871 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2872 when making a shared library.
2874 2011-06-17 Ian Lance Taylor <iant@google.com>
2876 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2877 parameter. Change all callers. Don't issue warning about PC32
2878 against locally defined symbol.
2880 2011-06-16 Ian Lance Taylor <iant@google.com>
2882 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2883 occurs in same object.
2885 2011-06-14 Alan Modra <amodra@gmail.com>
2887 * po/POTFILES.in: Regenerate.
2889 2011-06-09 Ian Lance Taylor <iant@google.com>
2891 * script-sections.cc
2892 (Orphan_output_section::set_section_addresses): For a relocatable
2893 link set address to 0.
2895 2011-06-09 Cary Coutant <ccoutant@google.com>
2898 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2899 used with --compress-debug-sections.
2900 * gold/object.cc (Sized_relobj_file::do_layout): Report
2901 uncompressed size of compressed input sections.
2903 2011-06-08 Cary Coutant <ccoutant@google.com>
2906 * testsuite/two_file_test_2_v1.cc: Change initialization of
2907 v2 to keep it in .data.
2909 2011-06-07 Cary Coutant <ccoutant@google.com>
2911 * common.cc (Symbol_table::do_allocate_commons_list): Call
2913 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2914 (Errors::fallback): New function.
2915 (gold_fallback): New function.
2916 * errors.h (Errors::fallback): New function.
2917 * gold.cc (gold_exit): Change status parameter to enum; adjust
2919 (queue_initial_tasks): Call gold_fallback.
2920 * gold.h: Include cstdlib.
2921 (Exit_status): New enum type.
2922 (gold_exit): Change status parameter to enum.
2923 (gold_fallback): New function.
2924 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2925 (Layout::create_symtab_sections): Likewise.
2926 (Layout::create_shdrs): Likewise.
2927 * main.cc (main): Adjust call to gold_exit.
2928 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2929 (Output_data_got::add_got_entry_pair): Likewise.
2930 (Output_section::add_input_section): Likewise.
2931 (Output_section::add_output_section_data): Likewise.
2932 (Output_segment::set_section_list_addresses): Likewise.
2933 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2935 2011-06-07 Cary Coutant <ccoutant@google.com>
2937 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2938 for incremental links.
2939 * output.cc (Output_segment::set_section_list_addresses): Remove
2940 FIXME and test for TLS or BSS.
2942 2011-06-07 Cary Coutant <ccoutant@google.com>
2944 * testsuite/Makefile.am: Add incremental_copy_test,
2945 incremental_common_test_1.
2946 * testsuite/Makefile.in: Regenerate.
2947 * testsuite/common_test_1_v1.c: New source file.
2948 * testsuite/common_test_1_v2.c: New source file.
2949 * testsuite/copy_test_v1.cc: New source file.
2951 2011-06-07 Cary Coutant <ccoutant@google.com>
2953 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2954 update, allocate common from bss section's free list.
2955 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2956 linker-defined symbols.
2957 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2958 Skip GOT and PLT entries that are no longer referenced.
2959 (Output_section_incremental_inputs::write_info_blocks): Mark
2960 linker-defined symbols.
2961 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2962 * output.cc (Output_section::allocate): New function.
2963 * output.h (Output_section::allocate): New function.
2964 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2965 linker-defined symbols.
2966 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2967 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2968 (Symbol::init_base_output_data): Likewise.
2969 (Symbol::init_base_output_segment): Likewise.
2970 (Symbol::init_base_constant): Likewise.
2971 (Sized_symbol::init_output_data): Likewise.
2972 (Sized_symbol::init_output_segment): Likewise.
2973 (Sized_symbol::init_constant): Likewise.
2974 (Symbol_table::do_define_in_output_data): Likewise.
2975 (Symbol_table::do_define_in_output_segment): Likewise.
2976 (Symbol_table::do_define_as_constant): Likewise.
2977 * symtab.h (Symbol::is_predefined): New function.
2978 (Symbol::init_base_output_data): Add is_predefined parameter.
2979 (Symbol::init_base_output_segment): Likewise.
2980 (Symbol::init_base_constant): Likewise.
2981 (Symbol::is_predefined_): New data member.
2982 (Sized_symbol::init_output_data): Add is_predefined parameter.
2983 (Sized_symbol::init_output_segment): Likewise.
2984 (Sized_symbol::init_constant): Likewise.
2985 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2987 2011-06-07 Cary Coutant <ccoutant@google.com>
2989 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2990 instead of emit_copy_reloc.
2991 (Copy_relocs::emit_copy_reloc): Refactor.
2992 (Copy_relocs::make_copy_reloc): New function.
2993 (Copy_relocs::add_copy_reloc): Remove.
2994 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2996 (Copy_relocs::make_copy_reloc): New function.
2997 (Copy_relocs::add_copy_reloc): Remove.
2998 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2999 unchanged input files.
3000 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
3001 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
3002 Reserve BSS space for COPY relocations.
3003 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3004 (Output_section_incremental_inputs::write_info_blocks): Record
3005 whether a symbol is copied from a shared object.
3006 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
3007 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
3008 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
3009 (Incremental_input_entry_reader::get_output_symbol_index): Add
3011 (Incremental_binary::emit_copy_relocs): New function.
3012 (Incremental_binary::do_emit_copy_relocs): New function.
3013 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3015 (Sized_incremental_binary::add_copy_reloc): New function.
3016 (Sized_incremental_binary::do_emit_copy_relocs): New function.
3017 (Sized_incremental_binary::Copy_reloc): New struct.
3018 (Sized_incremental_binary::Copy_relocs): New typedef.
3019 (Sized_incremental_binary::copy_relocs_): New data member.
3020 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
3021 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
3022 * target.h (Sized_target::emit_copy_reloc): New function.
3023 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3025 2011-06-02 Cary Coutant <ccoutant@google.com>
3028 * gold/archive.cc (Archive::Archive): Initialize new data member.
3029 (Archive::include_all_members): Return if archive has already been
3031 * gold/archive.h (Archive::include_all_members_): New data member.
3033 2011-06-02 Nick Clifton <nickc@redhat.com>
3035 * dynobj.h: Fix spelling mistake in comment.
3036 * output.cc: Likewise.
3038 2011-05-31 Doug Kwan <dougkwan@google.com>
3042 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3043 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3044 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3045 redundant arm_exidx_test.so.
3046 * testsuite/Makefile.in: Regenerate.
3047 (check_SCRIPTS): Add pr12826.sh
3048 (check_DATA): Add pr12826.stdout
3049 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3050 * testsuite/pr12826.sh: New file.
3051 * testsuite/pr12826_1.s: Ditto.
3052 * testsuite/pr12826_1.s: Ditto.
3054 2011-05-30 Ian Lance Taylor <iant@google.com>
3056 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3059 2011-05-29 Ian Lance Taylor <iant@google.com>
3062 * testsuite/Makefile.am: Use different file name for two_file_test
3063 temporary file for each incremental test.
3064 * testsuite/Makefile.in: Rebuild.
3066 2011-05-29 Ian Lance Taylor <iant@google.com>
3068 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3069 binary input file is empty.
3071 2011-05-27 Ian Lance Taylor <iant@google.com>
3073 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3074 (ver_test_9.so): Likewise.
3075 * testsuite/Makefile.in: Rebuild.
3077 2011-05-26 Cary Coutant <ccoutant@google.com>
3079 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3080 * incremental.cc (Incremental_inputs::report_input_section): Fix
3081 comment, indentation.
3082 (Incremental_inputs::report_comdat_group): New function.
3083 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3084 of data for incremental input file entry.
3085 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3086 group count, COMDAT group signatures.
3087 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3088 an unchanged input file.
3089 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3090 Initialize new data member.
3091 (Incremental_object_entry::add_comdat_group): New function.
3092 (Incremental_object_entry::get_comdat_group_count): New function.
3093 (Incremental_object_entry::get_comdat_signature_key): New function.
3094 (Incremental_object_entry::groups_): New data member.
3095 (Incremental_inputs::report_comdat_group): New function.
3096 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3097 data for incremental input file entry.
3098 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3099 (Incremental_input_entry_reader::get_input_section): Adjust size of
3100 data for incremental input file entry.
3101 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3102 (Incremental_input_entry_reader::get_comdat_group_signature): New
3104 * object.cc (Sized_relobj::include_section_group): Report kept
3105 COMDAT groups for incremental links.
3107 2011-05-24 David Meyer <pdox@google.com>
3109 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3110 with name parameter. Add found_name parameter.
3111 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3112 * dirsearch.h (class Dirsearch): Update declaration.
3114 2011-05-24 Ian Lance Taylor <iant@google.com>
3116 * archive.cc (Library_base::should_include_member): Pull in object
3117 from archive if it defines the entry symbol.
3118 * parameters.cc (Parameters::entry): New function.
3119 * parameters.h (class Parameters): Declare entry.
3120 * output.h (class Output_file_header): Remove entry_ field.
3121 * output.cc (Output_file_header::Output_file_header): Remove entry
3122 parameter. Change all callers.
3123 (Output_file_header::entry): Use parameters->entry.
3124 * gold.cc (queue_middle_tasks): Likewise.
3125 * plugin.cc (Plugin_hook::run): Likewise.
3127 2011-05-24 Cary Coutant <ccoutant@google.com>
3129 * gold.cc (queue_initial_tasks): Pass incremental base filename
3130 to Output_file::open_base_file; don't print error message.
3131 * incremental-dump.cc (main): Adjust call to
3132 Output_file::open_for_modification.
3133 * incremental-dump.cc (main): Likewise.
3134 * incremental.cc (Incremental_inputs::report_command_line):
3135 Ignore --incremental-base option when comparing command lines.
3136 Ignore parameter when given as separate argument.
3137 * options.h (class General_options): Add --incremental-base.
3138 * output.cc (Output_file::Output_file):
3139 (Output_file::open_base_file): Add base_name and writable parameters;
3140 read base file into new file; print error message here.
3141 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3143 * output.h (Output_file::open_for_modification): Rename to...
3144 (Output_file::open_base_file): ...this; add base_name and
3145 writable parameters; adjust all callers.
3146 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3148 * testsuite/Makefile.am (incremental_test_4): Test
3150 * testsuite/Makefile.in: Regenerate.
3152 2011-05-24 Cary Coutant <ccoutant@google.com>
3154 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3156 * testsuite/Makefile.in: Regenerate.
3157 * testsuite/two_file_test_1_v1.cc: New test source file.
3158 * testsuite/two_file_test_1b_v1.cc: New test source file.
3159 * testsuite/two_file_test_2_v1.cc: New test source file.
3161 2011-05-24 Cary Coutant <ccoutant@google.com>
3163 * dynobj.h (Dynobj::do_dynobj): New function.
3164 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3165 flag and soname for shared objects.
3166 * incremental.cc (Incremental_inputs::report_object): Make
3167 either Incremental_object_entry or Incremental_dynobj_entry; add
3168 soname to string table.
3169 (Incremental_inputs::report_input_section): Add assertion.
3170 (Output_section_incremental_inputs::set_final_data_size): Adjust
3171 type of input file entry for shared libraries; adjust size of
3172 shared library info entry.
3173 (Output_section_incremental_inputs::write_input_files): Write
3174 as_needed flag for shared libraries.
3175 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3176 of input file entry for shared libraries; write soname.
3177 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3178 soname from incremental info.
3179 * incremental.h (enum Incremental_input_flags): Add
3180 INCREMENTAL_INPUT_AS_NEEDED.
3181 (Incremental_input_entry::Incremental_input_entry): Initialize new
3183 (Incremental_input_entry::set_as_needed): New function.
3184 (Incremental_input_entry::as_needed): New function.
3185 (Incremental_input_entry::do_dynobj_entry): New function.
3186 (Incremental_input_entry::as_needed_): New data member.
3187 (Incremental_object_entry::Incremental_object_entry): Don't check
3189 (Incremental_object_entry::do_type): Likewise.
3190 (class Incremental_dynobj_entry): New class.
3191 (Incremental_input_entry_reader::as_needed): New function.
3192 (Incremental_input_entry_reader::get_soname): New function.
3193 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3194 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3195 size of shared library info entry.
3196 * layout.cc (Layout::finish_dynamic_section): Don't test for
3197 incremental link when adding DT_NEEDED entries.
3198 * object.h (Object::Object): Initialize new data member.
3199 (Object::dynobj): New function.
3200 (Object::set_as_needed): New function.
3201 (Object::as_needed): New function.
3202 (Object::do_dynobj): New function.
3203 (Object::as_needed_): New data member.
3205 2011-05-24 Cary Coutant <ccoutant@google.com>
3207 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3208 info; adjust display of GOT entries.
3209 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3210 vector of input objects; remove file_status_.
3211 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3212 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3213 got_plt reader; call target hooks to reserve GOT entries.
3214 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3215 of input file info header and GOT info entry.
3216 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3218 (Got_plt_view_info::got_descriptor): Remove.
3219 (Got_plt_view_info::sym_index): New data member.
3220 (Got_plt_view_info::input_index): New data member.
3221 (Local_got_offset_visitor::visit): Write input file index.
3222 (Global_got_offset_visitor::visit): Write 0 for input file index.
3223 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3224 with sym_index and input_index.
3225 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3226 incremental info GOT entry; replace got_descriptor with input_index.
3227 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3228 map from input file index to object.
3229 (Sized_relobj_incr::do_layout): Replace direct data member reference
3230 with accessor function.
3231 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3232 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3233 Adjust size of input file info header.
3234 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3235 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3236 (Incremental_input_entry_reader::get_input_section): Adjust size of
3237 input file info header.
3238 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3239 of incremental info GOT entry.
3240 (Incremental_got_plt_reader::get_got_desc): Remove.
3241 (Incremental_got_plt_reader::get_got_symndx): New function.
3242 (Incremental_got_plt_reader::get_got_input_index): New function.
3243 (Sized_incremental_binary::Sized_incremental_binary): Remove
3244 file_status_; add input_objects_.
3245 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3246 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3247 (Sized_incremental_binary::file_is_unchanged): Remove.
3248 (Sized_incremental_binary::set_input_object): New function.
3249 (Sized_incremental_binary::input_object): New function.
3250 (Sized_incremental_binary::file_status_): Remove.
3251 (Sized_incremental_binary::input_objects_): New data member.
3252 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3254 (Sized_relobj_incr::invalid_address): Move to base class.
3255 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3257 (Sized_relobj_incr::do_output_section_offset): Likewise.
3258 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3259 (Sized_relobj_incr::section_offsets_): Likewise.
3260 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3262 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3263 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3264 with accessor function.
3265 (Sized_relobj_file::do_layout): Likewise.
3266 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3267 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3268 (Sized_relobj_file::compute_final_local_value): Replace refs to
3269 section_offsets_ with accessor function.
3270 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3271 * object.h (Relobj::Relobj): Initialize new data members.
3272 (Relobj::add_dyn_reloc): New function.
3273 (Relobj::first_dyn_reloc): New function.
3274 (Relobj::dyn_reloc_count): New function.
3275 (Relobj::first_dyn_reloc_): New data member.
3276 (Relobj::dyn_reloc_count_): New data member.
3277 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3279 (Sized_relobj::Address): New typedef.
3280 (Sized_relobj::invalid_address): Move here from child class.
3281 (Sized_relobj::Sized_relobj): Initialize new data members.
3282 (Sized_relobj::sized_relobj): New function.
3283 (Sized_relobj::is_output_section_offset_invalid): Move here from
3285 (Sized_relobj::get_output_section_offset): Likewise.
3286 (Sized_relobj::local_has_got_offset): Likewise.
3287 (Sized_relobj::local_got_offset): Likewise.
3288 (Sized_relobj::set_local_got_offset): Likewise.
3289 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3290 (Sized_relobj::clear_got_offsets): New function.
3291 (Sized_relobj::section_offsets): Move here from child class.
3292 (Sized_relobj::do_output_section_offset): Likewise.
3293 (Sized_relobj::do_set_section_offset): Likewise.
3294 (Sized_relobj::Local_got_offsets): Likewise.
3295 (Sized_relobj::local_got_offsets_): Likewise.
3296 (Sized_relobj::section_offsets_): Likewise.
3297 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3299 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3301 (Sized_relobj_file::sized_relobj): New function
3302 (Sized_relobj_file::local_has_got_offset): Move to base class.
3303 (Sized_relobj_file::local_got_offset): Likewise.
3304 (Sized_relobj_file::set_local_got_offset): Likewise.
3305 (Sized_relobj_file::get_output_section_offset): Likewise.
3306 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3307 (Sized_relobj_file::do_output_section_offset): Likewise.
3308 (Sized_relobj_file::do_set_section_offset): Likewise.
3309 (Sized_relobj_file::Local_got_offsets): Likewise.
3310 (Sized_relobj_file::local_got_offsets_): Likewise.
3311 (Sized_relobj_file::section_offsets_): Likewise.
3312 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3314 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3315 (Output_reloc::get_symbol_index): Likewise.
3316 (Output_reloc::local_section_offset): Likewise.
3317 (Output_reloc::get_address): Likewise.
3318 (Output_reloc::symbol_value): Likewise.
3319 (Output_data_got::reserve_slot): Move to class definition.
3320 (Output_data_got::reserve_local): New function.
3321 (Output_data_got::reserve_slot_for_global): Remove.
3322 (Output_data_got::reserve_global): New function.
3323 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3324 (all constructors, two instantiations).
3325 (Output_reloc::get_relobj): New function (two instantiations).
3326 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3327 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3328 (Output_data_reloc::add_global): Adjust type of relobj.
3329 (Output_data_reloc::add_global_relative): Likewise.
3330 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3331 (Output_data_reloc::add_local): Likewise.
3332 (Output_data_reloc::add_local_relative): Likewise.
3333 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3334 (Output_data_reloc::add_local_section): Likewise.
3335 (Output_data_reloc::add_output_section): Likewise.
3336 (Output_data_reloc::add_absolute): Likewise.
3337 (Output_data_reloc::add_target_specific): Likewise.
3338 (Output_data_got::reserve_slot): Move definition here.
3339 (Output_data_got::reserve_local): New function.
3340 (Output_data_got::reserve_global): New function.
3341 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3342 section_offsets_ with accessor function.
3343 (Sized_relobj_file::write_sections): Likewise.
3344 (Sized_relobj_file::do_relocate_sections): Likewise.
3345 * target.h (Sized_target::reserve_local_got_entry): New function.
3346 (Sized_target::reserve_global_got_entry): New function.
3347 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3348 (Target_x86_64::reserve_global_got_entry): New function.
3349 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3351 2011-05-23 Cary Coutant <ccoutant@google.com>
3353 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3354 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3355 bit when checking got_type.
3356 * incremental.cc (Sized_incremental_binary::setup_readers):
3357 Store symbol table and string table locations; initialize bit vector
3358 of file status flags.
3359 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3361 (Sized_incremental_binary::do_process_got_plt): New function.
3362 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3363 (Output_section_incremental_inputs::set_final_data_size): Record
3364 file index for each input file.
3365 (Output_section_incremental_inputs::write_got_plt): Store file index
3366 instead of input entry offset for each GOT entry.
3368 (Incremental_input_entry::Incremental_input_entry): Initialize new
3370 (Incremental_input_entry::set_offset): Store file index.
3371 (Incremental_input_entry::get_file_index): New function.
3372 (Incremental_input_entry::file_index_): New data member.
3373 (Incremental_binary::process_got_plt): New function.
3374 (Incremental_binary::do_process_got_plt): New function.
3375 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3377 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3378 (Sized_incremental_binary::set_file_is_unchanged): New function.
3379 (Sized_incremental_binary::file_is_unchanged): New function.
3380 (Sized_incremental_binary::do_process_got_plt): New function.
3381 (Sized_incremental_binary::file_status_): New data member.
3382 (Sized_incremental_binary::main_symtab_loc_): New data member.
3383 (Sized_incremental_binary::main_strtab_loc_): New data member.
3384 * output.cc (Output_data_got::Got_entry::write): Add case
3386 (Output_data_got::add_global): Call add_got_entry.
3387 (Output_data_got::add_global_plt): Likewise.
3388 (Output_data_got::add_global_with_rel): Likewise.
3389 (Output_data_got::add_global_with_rela): Likewise.
3390 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3391 (Output_data_got::add_global_pair_with_rela): Likewise.
3392 (Output_data_got::add_local): Call add_got_entry.
3393 (Output_data_got::add_local_plt): Likewise.
3394 (Output_data_got::add_local_with_rel): Likewise.
3395 (Output_data_got::add_local_with_rela): Likewise.
3396 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3397 (Output_data_got::add_local_pair_with_rela): Likewise.
3398 (Output_data_got::reserve_slot): New function.
3399 (Output_data_got::reserve_slot_for_global): New function.
3400 (Output_data_got::add_got_entry): New function.
3401 (Output_data_got::add_got_entry_pair): New function.
3402 (Output_section::add_output_section_data): Edit FIXME.
3404 (Output_section_data_build::Output_section_data_build): New
3405 constructor with size parameter.
3406 (Output_data_space::Output_data_space): Likewise.
3407 (Output_data_got::Output_data_got): Initialize new data member; new
3408 constructor with size parameter.
3409 (Output_data_got::add_constant): Call add_got_entry.
3410 (Output_data_got::reserve_slot): New function.
3411 (Output_data_got::reserve_slot_for_global): New function.
3412 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3413 (Output_data_got::add_got_entry): New function.
3414 (Output_data_got::add_got_entry_pair): New function.
3415 (Output_data_got::free_list_): New data member.
3416 * target.h (Sized_target::init_got_plt_for_update): New function.
3417 (Sized_target::register_global_plt_entry): New function.
3418 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3419 Initialize new data member; call init; add constructor with PLT count.
3420 (Output_data_plt_x86_64::init): New function.
3421 (Output_data_plt_x86_64::add_relocation): New function.
3422 (Output_data_plt_x86_64::reserve_slot): New function.
3423 (Output_data_plt_x86_64::free_list_): New data member.
3424 (Target_x86_64::init_got_plt_for_update): New function.
3425 (Target_x86_64::register_global_plt_entry): New function.
3426 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3427 incremental updates.
3428 (Output_data_plt_x86_64::add_relocation): New function.
3429 * testsuite/object_unittest.cc (Object_test): Set default options.
3431 2011-05-16 Ian Lance Taylor <iant@google.com>
3433 * options.h (class General_options): Make -i a synonym for -r.
3435 2011-05-16 Ian Lance Taylor <iant@google.com>
3437 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3439 2011-05-10 Cary Coutant <ccoutant@google.com>
3441 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3444 2011-05-06 Ian Lance Taylor <iant@google.com>
3446 * layout.cc (Layout::layout): If the output section flags change,
3447 update the ordering.
3449 2011-04-25 Cary Coutant <ccoutant@google.com>
3451 * incremental-dump.cc (dump_incremental_inputs): Print local
3452 symbol info for each input file.
3454 (Output_section_incremental_inputs::set_final_data_size): Add local
3455 symbol info to input file entries in incremental info.
3456 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3457 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3458 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3459 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3461 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3462 (Sized_incr_relobj::do_relocate): Write the local symbols.
3463 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3464 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3465 Adjust size of input file header.
3466 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3467 (Incremental_inputs_reader::get_local_symbol_count): New function.
3468 (Incremental_inputs_reader::get_input_section): Adjust size of input
3470 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3471 (Sized_incr_relobj::This): New typedef.
3472 (Sized_incr_relobj::sym_size): New const data member.
3473 (Sized_incr_relobj::Local_symbol): New struct.
3474 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3475 (Sized_incr_relobj::do_local_symbol_offset): New function.
3476 (Sized_incr_relobj::local_symbol_count_): New data member.
3477 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3478 (Sized_incr_relobj::local_symbol_index_): New data member.
3479 (Sized_incr_relobj::local_symbol_offset_): New data member.
3480 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3481 (Sized_incr_relobj::local_symbols_): New data member.
3482 * object.h (Relobj::output_local_symbol_count): New function.
3483 (Relobj::local_symbol_offset): New function.
3484 (Relobj::do_output_local_symbol_count): New function.
3485 (Relobj::do_local_symbol_offset): New function.
3486 (Sized_relobj::do_output_local_symbol_count): New function.
3487 (Sized_relobj::do_local_symbol_offset): New function.
3489 2011-04-22 Vladimir Simonov <sv@sw.ru>
3491 * descriptors.cc (set_close_on_exec): New function.
3492 (Descriptors::open): Use set_close_on_exec.
3493 * output.cc (S_ISLNK): Define if not defined.
3495 2011-04-22 Cary Coutant <ccoutant@google.com>
3497 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3499 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3500 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3501 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3503 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3504 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3505 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3507 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3509 (Incremental_binary::apply_incremental_relocs): New function.
3510 (Incremental_binary::do_apply_incremental_relocs): New function.
3511 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3513 (Sized_incremental_binary::add_global_symbol): New function.
3514 (Sized_incremental_binary::global_symbol): New function.
3515 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3516 (Sized_incremental_binary::symbol_map_): New data member.
3517 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3518 * target.h (Sized_target::apply_relocation): New function.
3519 * target-reloc.h (apply_relocation): New function.
3520 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3522 2011-04-22 Doug Kwan <dougkwan@google.com>
3524 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3525 flag of a SHT_ARM_EXIDX section.
3526 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3527 * testsuite/Makefile.in: Regenerate.
3528 * testsuite/arm_exidx_test.s: New file.
3529 * testsuite/arm_exidx_test.sh: Same.
3531 2011-04-20 Cary Coutant <ccoutant@google.com>
3534 * archive.h (Incremental_archive_entry::Archive_member):
3535 Initialize arg_serial_ (second constructor).
3537 2011-04-17 Ian Lance Taylor <iant@google.com>
3539 * object.cc (Relocate_info::location): Simplify location string.
3540 * errors.cc (Errors::error_at_location): Don't print program
3542 (Errors::warning_at_location): Likewise.
3543 (Errors::undefined_symbol): Likewise.
3544 * testsuite/debug_msg.sh: Update accordingly.
3546 2011-04-14 Cary Coutant <ccoutant@google.com>
3548 * gold/layout.cc (Layout::symtab_section_offset): New function.
3549 * gold/layout.h (Layout::symtab_section_offset): New function.
3550 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3552 2011-04-12 Ian Lance Taylor <iant@google.com>
3554 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3555 with MREMAP_MAYMOVE.
3556 * output.h (class Output_file): Add map_is_allocated_ field.
3557 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3558 not available, provide stubs. If mremap is not available, #define
3560 (MREMAP_MAYMOVE): Define if not defined.
3561 (Output_file::Output_file): Initialize map_is_allocated_.
3562 (Output_file::resize): Check map_is_allocated_.
3563 (Output_file::map_anonymous): If mmap fails, use malloc.
3564 (Output_file::unmap): Don't do anything for an anonymous map.
3565 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3566 is not available, provide stubs.
3567 (File_read::View::~View): Use free rather than delete[].
3568 (File_read::make_view): Use malloc rather than new[]. If mmap
3570 (File_read::find_or_make_view): Use malloc rather than new[].
3571 * gold.h: Remove HAVE_REMAP code.
3572 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3573 exists. Rename mremap to gold_mremap. If mmap is not available
3575 * configure, config.in: Rebuild.
3577 2011-04-11 Ian Lance Taylor <iant@google.com>
3579 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3580 initialize local variable v.
3582 2011-04-11 Cary Coutant <ccoutant@google.com>
3584 * archive.cc (Archive::include_member): Adjust call to
3586 (Add_archive_symbols::run): Track argument serial numbers.
3587 (Lib_group::include_member): Likewise.
3588 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3589 * archive.h (Incremental_archive_entry::Archive_member):
3590 Initialize arg_serial_.
3591 (Archive_member::arg_serial_): New data member.
3592 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3593 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3595 (Sized_dynobj::do_for_all_local_got_entries): New function.
3596 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3598 * fileread.cc (get_mtime): New function.
3599 * fileread.h (get_mtime): New function.
3600 * gold.cc (queue_initial_tasks): Check for incremental update.
3601 (process_incremental_input): New function.
3602 (queue_middle_tasks): Don't force valid target for incremental
3604 * incremental-dump.cc (find_input_containing_global): Adjust
3605 size of symbol info entry.
3606 (dump_incremental_inputs): Dump argument serial number and
3607 in_system_directory flag; bias shndx by 1; print symbol names
3608 when dumping per-file symbol lists; use new symbol info readers.
3610 (Output_section_incremental_inputs:update_data_size): New function.
3611 (Sized_incremental_binary::setup_readers): Setup input readers
3612 for each input file; build maps for files added from libraries
3614 (Sized_incremental_binary::check_input_args): New function.
3615 (Sized_incremental_binary::do_check_inputs): Build map of argument
3616 serial numbers to input arguments.
3617 (Sized_incremental_binary::do_file_has_changed): Rename
3618 do_file_is_unchanged to this; compare file modification times.
3619 (Sized_incremental_binary::do_init_layout): New function.
3620 (Sized_incremental_binary::do_reserve_layout): New function.
3621 (Sized_incremental_binary::do_get_input_reader): Remove.
3622 (Sized_incremental_binary::get_symtab_view): New function.
3623 (Incremental_checker::can_incrementally_link_output_file): Remove.
3624 (Incremental_inputs::report_command_line): Exclude --debug options.
3625 (Incremental_inputs::report_archive_begin): Add parameter; track
3626 argument serial numbers; don't put input file entry for archive
3627 before archive members.
3628 (Incremental_inputs::report_archive_end): Put input file entry
3629 for archive after archive members.
3630 (Incremental_inputs::report_object): Add parameter; track argument
3631 serial numbers and in_system_directory flag.
3632 (Incremental_inputs::report_script): Add parameter; track argument
3634 (Output_section_incremental_inputs::set_final_data_size): Adjust
3635 size of symbol info entry; check for forwarding symbols.
3636 (Output_section_incremental_inputs::write_input_files): Write
3637 in_system_directory flag and argument serial number.
3638 (Output_section_incremental_inputs::write_info_blocks): Map section
3639 indices between incremental info and original input file; store
3640 input section index for each symbol.
3641 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3642 change operator() to visit().
3643 (class Global_got_offset_visitor): Likewise.
3644 (class Global_symbol_visitor_got_plt):
3645 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3647 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3648 (Sized_incr_relobj::do_read_symbols): New function.
3649 (Sized_incr_relobj::do_layout): New function.
3650 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3651 (Sized_incr_relobj::do_add_symbols): New function.
3652 (Sized_incr_relobj::do_should_include_member): New function.
3653 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3654 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3655 (Sized_incr_relobj::do_section_size): New function.
3656 (Sized_incr_relobj::do_section_name): New function.
3657 (Sized_incr_relobj::do_section_contents): New function.
3658 (Sized_incr_relobj::do_section_flags): New function.
3659 (Sized_incr_relobj::do_section_entsize): New function.
3660 (Sized_incr_relobj::do_section_address): New function.
3661 (Sized_incr_relobj::do_section_type): New function.
3662 (Sized_incr_relobj::do_section_link): New function.
3663 (Sized_incr_relobj::do_section_info): New function.
3664 (Sized_incr_relobj::do_section_addralign): New function.
3665 (Sized_incr_relobj::do_initialize_xindex): New function.
3666 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3667 (Sized_incr_relobj::do_read_relocs): New function.
3668 (Sized_incr_relobj::do_gc_process_relocs): New function.
3669 (Sized_incr_relobj::do_scan_relocs): New function.
3670 (Sized_incr_relobj::do_count_local_symbols): New function.
3671 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3672 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3673 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3674 (Sized_incr_relobj::do_relocate): New function.
3675 (Sized_incr_relobj::do_set_section_offset): New function.
3676 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3677 (Sized_incr_dynobj::do_read_symbols): New function.
3678 (Sized_incr_dynobj::do_layout): New function.
3679 (Sized_incr_dynobj::do_add_symbols): New function.
3680 (Sized_incr_dynobj::do_should_include_member): New function.
3681 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3682 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3683 (Sized_incr_dynobj::do_section_size): New function.
3684 (Sized_incr_dynobj::do_section_name): New function.
3685 (Sized_incr_dynobj::do_section_contents): New function.
3686 (Sized_incr_dynobj::do_section_flags): New function.
3687 (Sized_incr_dynobj::do_section_entsize): New function.
3688 (Sized_incr_dynobj::do_section_address): New function.
3689 (Sized_incr_dynobj::do_section_type): New function.
3690 (Sized_incr_dynobj::do_section_link): New function.
3691 (Sized_incr_dynobj::do_section_info): New function.
3692 (Sized_incr_dynobj::do_section_addralign): New function.
3693 (Sized_incr_dynobj::do_initialize_xindex): New function.
3694 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3695 (make_sized_incremental_object): New function.
3696 (Incremental_library::copy_unused_symbols): New function.
3697 (Incremental_library::do_for_all_unused_symbols): New function.
3698 * incremental.h (enum Incremental_input_flags): New type.
3699 (class Incremental_checker): Remove.
3700 (Incremental_input_entry::Incremental_input_entry): Add argument
3702 (Incremental_input_entry::arg_serial): New function.
3703 (Incremental_input_entry::set_is_in_system_directory): New function.
3704 (Incremental_input_entry::is_in_system_directory): New function.
3705 (Incremental_input_entry::arg_serial_): New data member.
3706 (Incremental_input_entry::is_in_system_directory_): New data member.
3707 (class Script_info): Move here from script.h.
3708 (Script_info::Script_info): Add filename parameter.
3709 (Script_info::filename): New function.
3710 (Script_info::filename_): New data member.
3711 (Incremental_script_entry::Incremental_script_entry): Add argument
3713 (Incremental_object_entry::Incremental_object_entry): Likewise.
3714 (Incremental_object_entry::add_input_section): Build list of input
3715 sections with map to original shndx.
3716 (Incremental_object_entry::get_input_section_index): New function.
3717 (Incremental_object_entry::shndx_): New data member.
3718 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3719 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3720 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3722 (Incremental_inputs::report_archive_begin): Likewise.
3723 (Incremental_inputs::report_object): Likewise.
3724 (Incremental_inputs::report_script): Likewise.
3725 (class Incremental_global_symbol_reader): New class.
3726 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3727 and store flags and input file type.
3728 (Incremental_input_entry_reader::arg_serial): New function.
3729 (Incremental_input_entry_reader::type): Extract type from flags.
3730 (Incremental_input_entry_reader::is_in_system_directory): New function.
3731 (Incremental_input_entry_reader::get_input_section_count): Call
3732 accessor function for type.
3733 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3734 function for type; adjust size of global symbol entry.
3735 (Incremental_input_entry_reader::get_global_symbol_count): Call
3736 accessor function for type.
3737 (Incremental_input_entry_reader::get_object_count): Likewise.
3738 (Incremental_input_entry_reader::get_object_offset): Likewise.
3739 (Incremental_input_entry_reader::get_member_count): Likewise.
3740 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3741 (Incremental_input_entry_reader::get_member_offset): Likewise.
3742 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3743 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3744 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3745 (Incremental_input_entry_reader::get_global_symbol_reader): New
3747 (Incremental_input_entry_reader::get_output_symbol_index): New
3749 (Incremental_input_entry_reader::type_): Remove.
3750 (Incremental_input_entry_reader::flags_): New data member.
3751 (Incremental_inputs_reader::input_file_offset): New function.
3752 (Incremental_inputs_reader::input_file_index): New function.
3753 (Incremental_inputs_reader::input_file): Call input_file_offset.
3754 (Incremental_inputs_reader::input_file_at_offset): New function.
3755 (Incremental_relocs_reader::get_r_type): Reformat.
3756 (Incremental_relocs_reader::get_r_shndx): Reformat.
3757 (Incremental_relocs_reader::get_r_offset): Reformat.
3758 (Incremental_relocs_reader::data): New function.
3759 (Incremental_binary::Incremental_binary): Initialize new data members.
3760 (Incremental_binary::check_inputs): Add cmdline parameter.
3761 (Incremental_binary::file_is_unchanged): Remove.
3762 (Input_reader::arg_serial): New function.
3763 (Input_reader::get_unused_symbol_count): New function.
3764 (Input_reader::get_unused_symbol): New function.
3765 (Input_reader::do_arg_serial): New function.
3766 (Input_reader::do_get_unused_symbol_count): New function.
3767 (Input_reader::do_get_unused_symbol): New function.
3768 (Incremental_binary::input_file_count): New function.
3769 (Incremental_binary::get_input_reader): Change signature to use
3770 index instead of filename.
3771 (Incremental_binary::file_has_changed): New function.
3772 (Incremental_binary::get_input_argument): New function.
3773 (Incremental_binary::get_library): New function.
3774 (Incremental_binary::get_script_info): New function.
3775 (Incremental_binary::init_layout): New function.
3776 (Incremental_binary::reserve_layout): New function.
3777 (Incremental_binary::output_file): New function.
3778 (Incremental_binary::do_check_inputs): New function.
3779 (Incremental_binary::do_file_is_unchanged): Remove.
3780 (Incremental_binary::do_file_has_changed): New function.
3781 (Incremental_binary::do_init_layout): New function.
3782 (Incremental_binary::do_reserve_layout): New function.
3783 (Incremental_binary::do_input_file_count): New function.
3784 (Incremental_binary::do_get_input_reader): Change signature.
3785 (Incremental_binary::input_args_map_): New data member.
3786 (Incremental_binary::library_map_): New data member.
3787 (Incremental_binary::script_map_): New data member.
3788 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3790 (Sized_incremental_binary::output_section): New function.
3791 (Sized_incremental_binary::inputs_reader): Add const.
3792 (Sized_incremental_binary::symtab_reader): Add const.
3793 (Sized_incremental_binary::relocs_reader): Add const.
3794 (Sized_incremental_binary::got_plt_reader): Add const.
3795 (Sized_incremental_binary::get_symtab_view): New function.
3796 (Sized_incremental_binary::Inputs_reader): New typedef.
3797 (Sized_incremental_binary::Input_entry_reader): New typedef.
3798 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3799 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3800 (Sized_incremental_binary::do_file_has_changed): New function.
3801 (Sized_incremental_binary::do_init_layout): New function.
3802 (Sized_incremental_binary::do_reserve_layout): New function.
3803 (Sized_input_reader::Inputs_reader): Remove.
3804 (Sized_input_reader::Input_entry_reader): Remove.
3805 (Sized_input_reader::do_arg_serial): New function.
3806 (Sized_input_reader::do_get_unused_symbol_count): New function.
3807 (Sized_input_reader::do_get_unused_symbol): New function.
3808 (Sized_incremental_binary::do_input_file_count): New function.
3809 (Sized_incremental_binary::do_get_input_reader): Change signature;
3810 use index instead of filename.
3811 (Sized_incremental_binary::section_map_): New data member.
3812 (Sized_incremental_binary::input_entry_readers_): New data member.
3813 (class Sized_incr_relobj): New class.
3814 (class Sized_incr_dynobj): New class.
3815 (make_sized_incremental_object): New function.
3816 (class Incremental_library): New class.
3817 * layout.cc (Free_list::num_lists): New static data member.
3818 (Free_list::num_nodes): New static data member.
3819 (Free_list::num_removes): New static data member.
3820 (Free_list::num_remove_visits): New static data member.
3821 (Free_list::num_allocates): New static data member.
3822 (Free_list::num_allocate_visits): New static data member.
3823 (Free_list::init): New function.
3824 (Free_list::remove): New function.
3825 (Free_list::allocate): New function.
3826 (Free_list::dump): New function.
3827 (Free_list::print_stats): New function.
3828 (Layout_task_runner::run): Resize output file for incremental updates.
3829 (Layout::Layout): Initialize new data members.
3830 (Layout::set_incremental_base): New function.
3831 (Layout::init_fixed_output_section): New function.
3832 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3833 incremental updates.
3834 (Layout::create_gold_note): Do not create gold note section for
3835 incremental updates.
3836 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3837 for incremental updates.
3838 (Layout::set_section_offsets): For incremental updates, allocate space
3840 (Layout::create_symtab_sections): Layout with offsets relative to
3841 start of section; for incremental updates, allocate space from free
3843 (Layout::create_shdrs): For incremental updates, allocate space from
3845 (Layout::finish_dynamic_section): For incremental updates, do not
3846 check --as-needed (fixed in subsequent patch).
3847 * layout.h (class Free_list): New class.
3848 (Layout::set_incremental_base): New function.
3849 (Layout::incremental_base): New function.
3850 (Layout::init_fixed_output_section): New function.
3851 (Layout::allocate): New function.
3852 (Layout::incremental_base_): New data member.
3853 (Layout::free_list_): New data member.
3854 * main.cc (main): Print Free_list statistics.
3855 * object.cc (Relobj::finalize_incremental_relocs): Add
3856 clear_counts parameter; clear counts only when clear_counts is set.
3857 (Sized_relobj::Sized_relobj): Initialize new base class.
3858 (Sized_relobj::do_layout): Don't report special sections.
3859 (Sized_relobj::do_for_all_local_got_entries): New function.
3860 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3861 symtab_off to all symbol table offsets.
3862 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3863 * object.h (class Got_offset_list): Move to top of file.
3864 (Object::Object): Allow case where input_file == NULL.
3865 (Object::~Object): Likewise.
3866 (Object::input_file): Assert that input_file != NULL.
3867 (Object::lock): Allow case where input_file == NULL.
3868 (Object::unlock): Likewise.
3869 (Object::is_locked): Likewise.
3870 (Object::token): Likewise.
3871 (Object::release): Likewise.
3872 (Object::is_incremental): New function.
3873 (Object::get_mtime): New function.
3874 (Object::for_all_local_got_entries): New function.
3875 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3876 (Object::set_is_in_system_directory): New function.
3877 (Object::is_in_system_directory): New function.
3878 (Object::do_is_incremental): New function.
3879 (Object::do_get_mtime): New function.
3880 (Object::do_for_all_local_got_entries): New function.
3881 (Object::is_in_system_directory_): New data member.
3882 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3883 (class Sized_relobj_base): New class.
3884 (class Sized_relobj): Derive from Sized_relobj_base.
3885 (class Sized_relobj::Symbols): Redeclare from base class.
3886 (class Sized_relobj::local_got_offset_list): Remove.
3887 (class Sized_relobj::Output_sections): Redeclare from base class.
3888 (class Sized_relobj::do_for_all_local_got_entries): New function.
3889 (class Sized_relobj::write_local_symbols): Add offset parameter.
3890 (class Sized_relobj::local_symbol_offset_): Update comment.
3891 (class Sized_relobj::local_dynsym_offset_): Update comment.
3892 * options.cc (Input_arguments::add_file): Remove const.
3893 * options.h (Input_file_argument::Input_file_argument):
3894 Initialize arg_serial_ (all constructors).
3895 (Input_file_argument::set_arg_serial): New function.
3896 (Input_file_argument::arg_serial): New function.
3897 (Input_file_argument::arg_serial_): New data member.
3898 (Input_arguments::Input_arguments): Initialize file_count_.
3899 (Input_arguments::add_file): Remove const.
3900 (Input_arguments::number_of_input_files): New function.
3901 (Input_arguments::file_count_): New data member.
3902 (Command_line::number_of_input_files): Call
3903 Input_arguments::number_of_input_files.
3904 * output.cc (Output_segment_headers::Output_segment_headers):
3906 (Output_section::Input_section::current_data_size): New function.
3907 (Output_section::Output_section): Initialize new data members.
3908 (Output_section::add_input_section): Don't do merge sections for
3909 an incremental link; allocate space from free list for an
3911 (Output_section::add_output_section_data): Allocate space from
3912 free list for an incremental update.
3913 (Output_section::update_data_size): New function.
3914 (Output_section::set_fixed_layout): New function.
3915 (Output_section::reserve): New function.
3916 (Output_segment::set_section_addresses): Remove const.
3917 (Output_segment::set_section_list_addresses): Remove const; allocate
3918 space from free list for an incremental update.
3919 (Output_segment::set_offset): Adjust size of RELRO segment for an
3921 * output.h (Output_data::current_data_size): Move here from
3923 (Output_data::pre_finalize_data_size): New function.
3924 (Output_data::update_data_size): New function.
3925 (Output_section_headers::update_data_size): new function.
3926 (Output_section_data_build::current_data_size): Move to Output_data.
3927 (Output_data_strtab::update_data_size): New function.
3928 (Output_section::current_data_size): Move to Output_data.
3929 (Output_section::set_fixed_layout): New function.
3930 (Output_section::has_fixed_layout): New function.
3931 (Output_section::reserve): New function.
3932 (Output_section::update_data_size): New function.
3933 (Output_section::has_fixed_layout_): New data member.
3934 (Output_section::free_list_): New data member.
3935 (Output_segment::set_section_addresses): Remove const.
3936 (Output_segment::set_section_list_addresses): Remove const.
3937 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3939 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3941 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3942 parameter when calling Add_symbols constructor; store argument
3943 serial number for members of a lib group.
3944 (Add_symbols::locks): Allow case where token == NULL.
3945 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3946 (Read_member::~Read_member): New function.
3947 (Read_member::is_runnable): New function.
3948 (Read_member::locks): New function.
3949 (Read_member::run): New function.
3950 (Check_script::~Check_script): New function.
3951 (Check_script::is_runnable): New function.
3952 (Check_script::locks): New function.
3953 (Check_script::run): New function.
3954 (Check_library::~Check_library): New function.
3955 (Check_library::is_runnable): New function.
3956 (Check_library::locks): New function.
3957 (Check_library::run): New function.
3958 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3959 (Add_symbols::library_): New data member.
3960 (class Read_member): New class.
3961 (class Check_script): New class.
3962 (class Check_library): New class.
3963 * reloc.cc (Read_relocs::is_runnable): Allow case where
3965 (Read_relocs::locks): Likewise.
3966 (Scan_relocs::locks): Likewise.
3967 (Relocate_task::locks): Likewise.
3968 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3970 (Sized_relobj::incremental_relocs_scan): Fix comment.
3971 (Sized_relobj::do_relocate): Pass output file offset to
3972 write_local_symbols.
3973 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3974 from class declaration.
3975 * script.cc (read_input_script): Allocate Script_info; pass
3976 argument serial number to report_script.
3977 * script.h (class Script_info): Move to incremental.h.
3978 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3979 * symtab.h (Symbol_table::add_from_incrobj): New function.
3980 (Symbol_table::set_file_offset): New function.
3982 2011-04-05 Cary Coutant <ccoutant@google.com>
3984 * incremental-dump.cc (dump_incremental_inputs): Change signature
3985 to take a Sized_incremental_binary; change caller. Use readers
3986 in Sized_incremental_binary.
3988 (Sized_incremental_binary::find_incremental_inputs_sections):
3989 Rename do_find_incremental_inputs_sections to this.
3990 (Sized_incremental_binary::setup_readers): New function.
3991 (Sized_incremental_binary::do_check_inputs): Check
3992 has_incremental_info_ flag; move setup code to setup_readers;
3994 (Sized_incremental_binary::do_file_is_unchanged): New function.
3995 (Sized_incremental_binary::do_get_input_reader): New function.
3996 * incremental.h (class Incremental_binary): Move to end of file.
3997 (Incremental_binary::file_is_unchanged): New function.
3998 (Incremental_binary::do_file_is_unchanged): New function.
3999 (Incremental_binary::Input_reader): New class.
4000 (Incremental_binary::get_input_reader): New function.
4001 (class Sized_incremental_binary): Move to end of file.
4002 (Sized_incremental_binary::Sized_incremental_binary): Setup the
4003 input section reader classes.
4004 (Sized_incremental_binary::has_incremental_info): New function.
4005 (Sized_incremental_binary::inputs_reader): New function.
4006 (Sized_incremental_binary::symtab_reader): New function.
4007 (Sized_incremental_binary::relocs_reader): New function.
4008 (Sized_incremental_binary::got_plt_reader): New function.
4009 (Sized_incremental_binary::do_file_is_unchanged): New function.
4010 (Sized_incremental_binary::Sized_input_reader): New class.
4011 (Sized_incremental_binary::get_input_reader): New function.
4012 (Sized_incremental_binary::find_incremental_inputs_sections):
4013 Rename do_find_incremental_inputs_sections to this.
4014 (Sized_incremental_binary::setup_readers): New function.
4015 (Sized_incremental_binary::has_incremental_info_): New data member.
4016 (Sized_incremental_binary::inputs_reader_): New data member.
4017 (Sized_incremental_binary::symtab_reader_): New data member.
4018 (Sized_incremental_binary::relocs_reader_): New data member.
4019 (Sized_incremental_binary::got_plt_reader_): New data member.
4020 (Sized_incremental_binary::current_input_file_): New data member.
4022 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4025 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4028 2011-03-30 Cary Coutant <ccoutant@google.com>
4030 * archive.cc (Archive::include_member): Adjust call to report_object.
4031 (Add_archive_symbols::run): Add script_info to call to
4032 report_archive_begin.
4033 (Lib_group::include_member): Adjust call to report_object.
4034 (Add_lib_group_symbols::run): Adjust call to report_object.
4035 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4036 blocks. Add object count for script input files.
4037 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4038 script_info parameter; change all callers.
4039 (Incremental_inputs::report_object): Add script_info parameter;
4041 (Incremental_inputs::report_script): Store backpointer to
4042 incremental info entry.
4043 (Output_section_incremental_inputs::set_final_data_size): Record
4044 additional information for scripts.
4045 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4046 * incremental.h (Incremental_script_entry::add_object): New function.
4047 (Incremental_script_entry::get_object_count): New function.
4048 (Incremental_script_entry::get_object): New function.
4049 (Incremental_script_entry::objects_): New data member; adjust
4051 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4052 (Incremental_inputs::report_object): Add script_info parameter.
4053 (Incremental_inputs_reader::get_object_count): New function.
4054 (Incremental_inputs_reader::get_object_offset): New function.
4055 * options.cc (Input_arguments::add_file): Return reference to
4057 * options.h (Input_argument::set_script_info): New function.
4058 (Input_argument::script_info): New function.
4059 (Input_argument::script_info_): New data member; adjust all
4061 (Input_file_group::add_file): Return reference to new input argument.
4062 (Input_file_lib::add_file): Likewise.
4063 (Input_arguments::add_file): Likewise.
4064 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4065 * script.cc (Parser_closure::Parser_closure): Add script_info
4066 parameter; adjust all callers.
4067 (Parser_closure::script_info): New function.
4068 (Parser_closure::script_info_): New data member.
4069 (read_input_script): Report scripts earlier to incremental info.
4070 (script_add_file): Set script_info in Input_argument.
4071 (script_add_library): Likewise.
4072 * script.h (Script_options::Script_info): Rewrite class.
4074 2011-03-29 Cary Coutant <ccoutant@google.com>
4076 * archive.cc (Library_base::should_include_member): Move
4077 method here from class Archive.
4078 (Archive::Archive): Initialize base class.
4079 (Archive::should_include_member): Move to base class.
4080 (Archive::do_for_all_unused_symbols): New function.
4081 (Add_archive_symbols::run): Remove redundant access to
4083 (Lib_group::Lib_group): Initialize base class.
4084 (Lib_group::do_filename): New function.
4085 (Lib_group::include_member): Pass pointer to Lib_group to
4087 (Lib_group::do_for_all_unused_symbols): New function.
4088 (Add_lib_group_symbols::run): Report archive information for
4090 * archive.h (class Library_base): New base class.
4091 (class Archive): Derive from Library_base.
4092 (Archive::filename): Move to base class.
4093 (Archive::set_incremental_info): Likewise.
4094 (Archive::incremental_info): Likewise.
4095 (Archive::Should_include): Likewise.
4096 (Archive::should_include_member): Likewise.
4097 (Archive::Armap_entry): Remove.
4098 (Archive::Unused_symbol_iterator): Remove.
4099 (Archive::unused_symbols_begin): Remove.
4100 (Archive::unused_symbols_end): Remove.
4101 (Archive::do_filename): New function.
4102 (Archive::do_get_mtime): New function.
4103 (Archive::do_for_all_unused_symbols): New function.
4104 (Archive::task_): Move to base class.
4105 (Archive::incremental_info_): Likewise.
4106 (class Lib_group): Derive from Library_base.
4107 (Lib_group::do_filename): New function.
4108 (Lib_group::do_get_mtime): New function.
4109 (Lib_group::do_for_all_unused_symbols): New function.
4110 (Lib_group::task_): Move to base class.
4111 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4113 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4115 * incremental.cc (Incremental_inputs::report_archive_begin):
4116 Use Library_base; call library's get_mtime; add incremental inputs
4117 entry before members.
4118 (class Unused_symbol_visitor): New class.
4119 (Incremental_inputs::report_archive_end): Use Library_base; use
4120 visitor class to record unused symbols; don't add incremental inputs
4121 entry after members.
4122 (Incremental_inputs::report_object): Use Library_base.
4124 (Incremental_archive_entry::Incremental_archive_entry): Remove
4125 unused Archive parameter.
4126 (Incremental_inputs::report_archive_begin): Use Library_base.
4127 (Incremental_inputs::report_archive_end): Likewise.
4128 (Incremental_inputs::report_object): Likewise.
4129 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4131 * object.h (Object::for_all_global_symbols): New function.
4132 (Object::do_for_all_global_symbols): New function.
4133 (Sized_relobj::do_for_all_global_symbols): New function.
4134 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4136 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4139 2011-03-27 Ian Lance Taylor <iant@google.com>
4141 * archive.cc (Archive::interpret_header): Return -1 if something
4142 goes wrong. Change callers accordingly.
4144 2011-03-25 Cary Coutant <ccoutant@google.com>
4146 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4147 * testsuite/Makefile.in: Regenerate.
4149 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4151 * plugin.cc (get_view): New.
4152 (Plugin::load): Pass get_view to the plugin.
4153 (Plugin_manager::get_view): New.
4155 2011-03-21 Ian Lance Taylor <iant@google.com>
4157 * testsuite/final_layout.sh: Rewrite to not use dc.
4158 * testsuite/relro_test.sh: Fail if dc is not present.
4160 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4162 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4164 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4165 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4167 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4168 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4170 2011-03-14 Ian Lance Taylor <iant@google.com>
4172 * script-sections.cc (Sort_output_sections::script_compare):
4173 Rename from is_before, change return type.
4174 (Sort_output_sections::operator()): Adjust accordingly.
4176 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4179 * testsuite/odr_violation2.cc: Add comment to make all error line
4180 numbers double digits.
4181 * testsuite/debug_msg.sh: Adjust expected errors.
4183 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4185 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4186 but mark earlier ones as non-canonical
4187 (offset_to_iterator): Update search target and example
4188 (do_addr2line): Return extra lines in a vector*
4189 (format_file_lineno): Extract from do_addr2line
4190 (one_addr2line): Add vector* out-param
4191 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4192 when a lineno entry appeared last for its instruction
4193 (Dwarf_line_info): Add vector* out-param
4194 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4195 * symtab.cc (Odr_violation_compare): Include the lineno in the
4197 (linenos_from_loc): New. Combine the canonical line for an
4198 address with its other lines.
4199 (True_if_intersect): New. Helper functor to make
4200 std::set_intersection a query.
4201 (detect_odr_violations): Compare sets of lines instead of just
4202 one line for each function. This became less deterministic, but
4203 has fewer false positives.
4204 * symtab.h: Declarations.
4205 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4206 mix an optimized and non-optimized object in the same binary
4207 (odr_violation2.so): Same.
4208 * testsuite/Makefile.in: Regenerate from Makefile.am.
4209 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4210 * testsuite/debug_msg.sh: Update line numbers and add
4212 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4213 non-optimized context.
4214 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4215 isn't inlined, and use OdrDerived in an optimized context.
4216 * testsuite/odr_header1.h: Defines OdrDerived, where
4217 optimization will change the
4218 first-instruction-in-the-destructor's file and line number.
4219 * testsuite/odr_header2.h: Defines OdrBase.
4221 2011-03-09 Ian Lance Taylor <iant@google.com>
4223 * fileread.cc (File_read::clear_views): Don't delete the whole
4226 2011-03-08 Ian Lance Taylor <iant@google.com>
4229 * fileread.cc: #include <climits>.
4230 (GOLD_IOV_MAX): Define.
4231 (File_read::read_multiple): Limit number of entries by iov_max.
4232 * fileread.h (class File_read): Always set max_readv_entries to
4235 2011-03-07 Ian Lance Taylor <iant@google.com>
4238 * options.h (class General_options): Add -dy and -dn.
4240 2011-03-02 Cary Coutant <ccoutant@google.com>
4242 * testsuite/script_test_9.t: Add TLS segment.
4244 2011-03-02 Simon Baldwin <simonb@google.com>
4246 * configure.ac: Add check for gnu_indirect_function support in
4247 the toolchain building binutils.
4248 * configure: Rebuild.
4250 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4252 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4253 plugin only symbols.
4254 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4255 in plugin files as not needed in the symbol table.
4257 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4259 * output.cc (Output_section::add_input_section): Delay fill
4260 generation for section ordering.
4262 2011-02-09 Ian Lance Taylor <iant@google.com>
4265 * object.h (class Sized_relobj): Remove clear_local_symbols.
4266 * reloc.cc (Sized_relobj::do_relocate): Don't call
4267 clear_local_symbols.
4269 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4271 * plugin.cc (is_visible_from_outside): Return true for symbols
4274 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4276 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4279 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4281 * icf.h (is_section_foldable_candidate): Change type of parameter
4283 * icf.cc (Icf::find_identical_sections): Change type of local variable
4284 section_name to be std::string.
4285 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4287 2011-01-25 Ian Lance Taylor <iant@google.com>
4289 * script.cc (script_add_extern): Rewrite to use
4290 add_symbol_reference.
4292 2011-01-25 Doug Kwan <dougkwan@google.com>
4294 * icf.cc (get_section_contents): Always lock section's object.
4296 2011-01-24 Ian Lance Taylor <iant@google.com>
4298 * options.h (class General_options): Accept
4299 --no-detect-odr-violations.
4301 2011-01-24 Ian Lance Taylor <iant@google.com>
4303 * version.cc (version_string): Bump to 1.11.
4305 2011-01-24 Ian Lance Taylor <iant@google.com>
4307 * plugin.cc (class Plugin_rescan): Define new class.
4308 (Plugin_manager::claim_file): Set any_claimed_.
4309 (Plugin_manager::save_archive): New function.
4310 (Plugin_manager::save_input_group): New function.
4311 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4313 (Plugin_manager::new_undefined_symbol): New function.
4314 (Plugin_manager::rescan): New function.
4315 (Plugin_manager::rescannable_defines): New function.
4316 (Plugin_manager::add_input_file): Set any_added_.
4317 * plugin.h (class Plugin_manager): define new fields rescannable_,
4318 undefined_symbols_, any_claimed_, and any_added_. Declare
4319 Plugin_rescan as friend. Declare new functions.
4320 (Plugin_manager::Rescannable): Define type.
4321 (Plugin_manager::Rescannable_list): Define type.
4322 (Plugin_manager::Undefined_symbol_list): Define type.
4323 (Plugin_manager::Plugin_manager): Initialize new fields.
4324 * archive.cc (Archive::defines_symbol): New function.
4325 (Add_archive_symbols::run): Pass archive to plugins if any.
4326 * archive.h (class Archive): Declare defines_symbol.
4327 * readsyms.cc (Input_group::~Input_group): New function.
4328 (Finish_group::run): Pass input_group to plugins if any.
4329 * readsyms.h (class Input_group): Declare destructor.
4330 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4333 2011-01-10 Ian Lance Taylor <iant@google.com>
4335 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4337 (Layout::set_segment_offsets): Reset increase_relro before calling
4338 set_section_addresses a second time.
4340 2011-01-04 Cary Coutant <ccoutant@google.com>
4342 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4343 sections before NOBITS sections.
4345 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4347 * version.cc (print_version): Update copyright to 2011.
4349 2010-12-23 Cary Coutant <ccoutant@google.com>
4351 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4352 of OS to this->add. Add OD parameter to second form of the function.
4354 2010-12-20 Ian Lance Taylor <iant@google.com>
4356 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4357 second of two consecutive entries with same offset.
4359 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4361 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4362 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4363 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4364 to avoid unneeded links against $(LDADD).
4365 * testsuite/Makefile.in: Regenerate.
4367 2010-12-15 Ian Lance Taylor <iant@google.com>
4370 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4371 for R_X86_64_32 and R_X86_64_PC32.
4372 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4373 ver_matching_def_pic.o.
4374 (ver_matching_def_pic.o): New target.
4376 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4378 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4379 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4380 Move definition before File_read::View member definitions.
4381 (File_read::View::~View): Initialize and hold lock before
4382 updating current_mapped_bytes.
4384 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4386 * dwarf_reader.cc: Remove outdated comment.
4387 * gold-threads.cc: Fix typo in error message.
4388 * archive.cc: Fix typos in comments.
4389 * archive.h: Likewise.
4390 * arm-reloc-property.cc: Likewise.
4391 * arm-reloc-property.h: Likewise.
4392 * arm-reloc.def: Likewise.
4394 * attributes.h: Likewise.
4395 * cref.cc: Likewise.
4396 * ehframe.cc: Likewise.
4397 * fileread.h: Likewise.
4399 * i386.cc: Likewise.
4401 * incremental.h: Likewise.
4402 * int_encoding.cc: Likewise.
4403 * layout.h: Likewise.
4404 * main.cc: Likewise.
4405 * merge.h: Likewise.
4406 * object.cc: Likewise.
4407 * object.h: Likewise.
4408 * options.cc: Likewise.
4409 * readsyms.cc: Likewise.
4410 * reduced_debug_output.cc: Likewise.
4411 * reloc.cc: Likewise.
4412 * script-sections.cc: Likewise.
4413 * sparc.cc: Likewise.
4414 * symtab.h: Likewise.
4415 * target-reloc.h: Likewise.
4416 * target.cc: Likewise.
4417 * target.h: Likewise.
4418 * timer.cc: Likewise.
4419 * timer.h: Likewise.
4420 * x86_64.cc: Likewise.
4422 2010-12-09 Cary Coutant <ccoutant@google.com>
4424 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4426 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4427 parameter; change all callers.
4428 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4429 * options.h (warn_execstack): New option.
4431 2010-12-07 Doug Kwan <dougkwan@google.com>
4433 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4434 like function call relocations.
4436 2010-12-07 Ian Lance Taylor <iant@google.com>
4438 * archive.cc (Archive::get_elf_object_for_member): Permit
4439 punconfigured to be NULL.
4440 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4441 (Archive::include_member): Pass NULL to get_elf_object_for_member
4442 if we searched for the archive and this is the first included
4445 2010-12-01 Ian Lance Taylor <iant@google.com>
4447 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4448 track_relocs_type_ field.
4449 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4450 Set track_relocs_type_.
4451 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4452 contents when using RELA relocs.
4453 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4455 * reloc.cc (Track_relocs::next_addend): New function.
4456 * reloc.h (class Track_relocs): Declare next_addend.
4458 2010-12-01 Ian Lance Taylor <iant@google.com>
4460 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4463 2010-12-01 Ian Lance Taylor <iant@google.com>
4465 * README: Update compilers known to work and fail.
4467 2010-11-23 Matthias Klose <doko@ubuntu.com>
4469 * configure.in: For --enable-gold, handle value `default' instead of
4470 `both*'. Always install ld as ld.bfd, install as ld if gold is
4472 * configure: Regenerate.
4474 2010-11-18 Doug Kwan <dougkwan@google.com>
4476 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4477 and right_alignment to be zero. Store result alignment only if it is
4478 greater than existing alignment.
4480 2010-11-16 Cary Coutant <ccoutant@google.com>
4483 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4484 Check for ".zdebug_line".
4486 2010-11-16 Doug Kwan <dougkwan@google.com>
4487 Cary Coutant <ccoutant@google.com>
4489 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4490 by reference; adjust all callers.
4491 * output.cc (Output_segment::set_section_addresses): Adjust references
4492 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4494 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4495 end at page boundary.
4497 2010-11-16 Cary Coutant <ccoutant@google.com>
4500 * layout.cc (Layout::choose_output_section): Transform names of
4501 compressed sections even when using a script with a SECTIONS clause.
4502 (Layout::output_section_name): Remove code to transform
4503 compressed debug section names.
4504 * output.cc (Output_section::add_input_section): Use uncompressed
4505 section size when tracking input sections.
4507 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4509 * symtab.h (Symbol::NON_PIC_REF): Remove.
4510 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4511 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4512 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4513 (Symbol::use_plt_offset): Take a flags argument and pass it
4514 directly to needs_dynamic_reloc. Restrict check for undefined
4515 weak symbols to function calls.
4516 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4517 (Target_arm::Scan::global): Use it.
4518 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4519 (Target_arm::Relocate::relocate): Likewise.
4520 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4521 parameter with an r_type parameter. Use get_reference_flags
4523 (Target_arm::Relocate::relocate): Update accordingly.
4524 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4525 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4526 (Target_i386::Scan::global): Likewise.
4527 (Target_i386::Relocate::relocate): Likewise.
4528 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4529 parameter with an r_type parameter. Use get_reference_flags
4531 (Target_i386::Relocate::relocate): Update accordingly.
4532 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4533 (Target_powerpc::Scan::global): Use it.
4534 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4535 (Target_powerpc::Relocate::relocate): Likewise.
4536 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4537 (Target_sparc::Scan::global): Use it.
4538 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4539 (Target_sparc::Relocate::relocate): Likewise.
4540 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4541 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4542 (Target_x86_64::Scan::global): Likewise.
4543 (Target_x86_64::Relocate::relocate): Likewise.
4545 2010-11-08 Doug Kwan <dougkwan@google.com>
4546 Cary Coutant <ccoutant@google.com>
4548 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4549 (Arm_exidx_merge_section::section_contents_): New data member.
4550 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4551 (Arm_input_section::~Arm_input_section): De-allocate memory.
4552 (Arm_input_section::original_contents_): New data member.
4553 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4554 in parameters instead of calling Object::section_contents without
4556 (Arm_output_section::group_section): New parameter TASK. Pass it
4557 to callees that need locking objects.
4558 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4559 to lock EXIDX input sections. Fix a formatting issue. Call
4560 Arm_exidx_merged_section::build_contents to create merged section
4562 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4563 to lock object of stub table owner.
4564 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4565 TEXT_SIZE to initialize data member TEXT_SIZE_.
4566 (Arm_exidx_input_section::addralign): Fix typo in comment.
4567 (Arm_exidx_input_section::text_size): New method.
4568 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4569 that require locking objects. Lock objects before scanning for stubs
4570 and updating local symbols.
4571 (Arm_input_section<big_endian>::init): Copy contents of original
4573 (Arm_input_section<big_endian>::do_write): Use saved contents of
4574 original input section instead of calling Object::section_contents
4576 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4577 size without calling Object::section_size().
4578 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4579 for size. Allocate a buffer for merged EXIDX entries.
4580 (Arm_exidx_merged_section::build_contents): New method.
4581 (Arm_exidx_merged_section::do_write): Move merge section contents
4582 building code to Arm_exidx_merged_section::build_contetns. Write
4583 out contetns in buffer instead of building it on the fly.
4584 (Arm_relobj::make_exidx_input_section): Also pass text section size
4585 to Arm_exidx_input_section constructor.
4586 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4587 (Arm_dynobj::do_read_symbols): Fix memory leak.
4588 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4589 * target.h: (class Task): Add forward declaration.
4590 (Target::relax): Add new parameter TASK and pass it to
4592 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4594 2010-11-05 Cary Coutant <ccoutant@google.com>
4597 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4598 object when reading from the file.
4599 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4601 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4602 when reading section contents.
4603 (get_section_contents): Likewise.
4604 (icf::find_identical_sections): Likewise.
4605 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4606 object when reading from the file.
4607 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4608 the object when doing deferred section layout.
4610 2010-11-03 Nick Clifton <nickc@redhat.com>
4613 * script.h (class Symbol_assignment: name): New member. Returns
4614 the name of the symbol.
4615 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4616 Returns true if the given symbol name is on the list of
4617 assignments wating to be processed.
4618 * archive.cc (should_incldue_member): If the symbol is undefined,
4619 check to see if it is on the list of symbols pending assignment.
4621 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4623 * script-sections.cc (Script_sections::find_memory_region): Check
4624 for a NULL output section pointer.
4626 2010-10-29 Doug Kwan <dougkwan@google.com>
4628 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4629 Output_section::add_relaxed_input_section.
4630 * output.cc (Output_section::add_relaxed_input_section): Add new
4631 arguments LAYOUT and NAME. Set section order index.
4632 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4633 Copy section order index.
4634 * output.h (Output_section::add_relaxed_input_section): Add new
4635 arguments LAYOUT and NAME.
4637 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4639 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4640 NATIVE_OR_CROSS_LINKER.
4641 * testsuite/Makefile.in: Regenerate.
4643 2010-10-20 Doug Kwan <dougkwan@google.com>
4645 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4646 without SHF_LINK_ORDER flags.
4647 * layout.cc (Layout::choose_output_section): Do not filter
4648 SHF_LINK_ORDER flag in a relocatable link.
4650 2010-10-17 Cary Coutant <ccoutant@google.com>
4652 * output.h (Output_segment::set_section_addresses): Change function
4653 signature. Update all callers.
4654 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4656 (Output_segment::set_section_addresses): Align after last TLS
4657 section. Add padding before last relro section instead of after.
4659 2010-10-17 Doug Kwan <dougkwan@google.com>
4661 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4662 GOT output section to be writable.
4664 2010-10-14 Cary Coutant <ccoutant@google.com>
4666 * debug.h (DEBUG_INCREMENTAL): New flag.
4667 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4668 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4670 * incremental.cc (report_command_line): Ignore all forms of
4672 * layout.cc (Layout::Layout): Check parameters for incremental link
4674 * options.cc (General_options::parse_incremental): New function.
4675 (General_options::parse_no_incremental): New function.
4676 (General_options::parse_incremental_full): New function.
4677 (General_options::parse_incremental_update): New function.
4678 (General_options::incremental_mode_): New data member.
4679 (General_options::finalize): Check incremental_mode_.
4680 * options.h (General_options): Update help text for --incremental.
4681 Add --no-incremental, --incremental-full, --incremental-update.
4682 (General_options::Incremental_mode): New enum type.
4683 (General_options::incremental_mode): New function.
4684 (General_options::incremental_mode_): New data member.
4685 * parameters.cc (Parameters::incremental_mode_): New data member.
4686 (Parameters::set_options): Set incremental_mode_.
4687 (Parameters::set_incremental_full): New function.
4688 (Parameters::incremental): New function.
4689 (Parameters::incremental_update): New function.
4690 (set_parameters_incremental_full): New function.
4691 * parameters.h (Parameters::set_incremental_full): New function.
4692 (Parameters::incremental): New function.
4693 (Parameters::incremental_update): New function.
4694 (Parameters::incremental_mode_): New data member.
4695 (set_parameters_incremental_full): New function.
4696 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4697 incremental link mode.
4698 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4699 (Sized_relobj::do_relocate_sections): Likewise.
4700 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4702 * testsuite/Makefile.in: Regenerate.
4703 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4705 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4707 * script-sections.h (class Script_sections): Make
4708 Sections_elements typedef public.
4709 * script-sections.cc (class Sort_output_sections): Add elements_
4710 field. Add constructor which sets it; change all callers.
4711 (Sort_output_sections::is_before): New function.
4712 (Sort_output_sections::operator()): Call is_before.
4713 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4715 * testsuite/script_test_10.sh: New test. Test script section
4717 * testsuite/script_test_10.t: Likewise.
4718 * testsuite/script_test_10.s: Likewise.
4719 * testsuite/Makefile.am: Wrap the cross linker tests and the
4720 common tests into NATIVE_OR_CROSS_LINKER.
4721 (check_SCRIPTS): Add script_test_10.sh.
4722 (check_DATA): Add script_test_10.stdout.
4723 (script_test_10.o, script_test_10): New targets.
4724 (script_test_10.stdout): New target.
4725 * configure, testsuite/Makefile.in: Regenerate.
4727 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4729 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4730 error for the deprecated relocations.
4731 (Target_arm::Scan::global): Likewise.
4732 (Target_arm::Relocate::relocate): Likewise.
4734 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4736 * fileread.cc (Input_file::find_file): Initialize *found_name
4737 and *namep when using the fallback search for case 4.
4739 2010-10-11 Cary Coutant <ccoutant@google.com>
4741 * options.h (class General_options): Redefine -z lazy as an alias for
4742 the negation of -z now.
4744 2010-10-11 Ian Lance Taylor <iant@google.com>
4746 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4749 2010-10-06 Nick Clifton <nickc@redhat.com>
4751 * script-sections.cc(class Memory_region): Remove
4752 current_lma_offset_ field. Rename current_vma_offset_ to
4753 current_offset_. Add last_section_ field.
4754 (Memory_region::get_current_vma_address): Rename to
4755 get_current_address.
4756 (Memory_region::get_current_lma_address): Delete.
4757 (Memory_region::increment_vma_offset): Rename to
4759 (Memory_region::increment_lma_offset): Delete.
4760 (Memory_region::attributes_compatible): New method. Returns
4761 true if the provided section is compatible with the region.
4762 (Memory_region::get_last_section): New method. Returns the last
4763 section to use the region.
4764 (Memory_region::set_last_section): New method. Stores the last
4765 section to use the region.
4766 (Script_sections::block_in_region): New method. Returns true if
4767 a block of memory is contained within a region.
4768 (Script_sections::find_memory_region): New method. Locates a
4769 memory region to be used to set a VMA or LMA address.
4770 (Output_section_definition::set_section_addresses): Add code to
4771 check for addresses set by memory regions.
4772 (Output_segment::set_section_addresses): Remove memory region
4774 (Script_sections::create_segment): Add a warning if a header
4775 segment is created outside of any region.
4776 * script-sections.h (class Script_sections): Add prototypes for
4777 find_memory_region and block_in_region methods.
4778 * testsuite/memory_test.s: Use .long instead of .word.
4779 * testsuite/memory_test.t: Add some more output sections.
4780 * testsuite/memory_test.sh: Update expected output.
4782 2010-10-02 Doug Kwan <dougkwan@google.com>
4784 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4785 defintion to symtab.h
4786 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4787 declaration to defintion.
4789 2010-10-01 Nick Clifton <nickc@redhat.com>
4791 * expression.cc (eval): Replace dummy argument with NULL.
4792 (eval_maybe_dot): Check for a NULL result section pointer.
4793 (Symbol_expression::value): Likewise.
4794 (Dot_expression::value): Likewise.
4795 (BINARY_EXPRESSION): Likewise.
4796 (Max_expression::value): Likewise.
4797 (Min_expression::value): Likewise.
4798 (Absolute_expression::value): Likewise.
4799 (Addr_expression::value_from_output_section): Likewise.
4800 (Loaddddr_expression::value_from_output_section): Likewise.
4801 (Segment_start_expression::value): Likewise.
4802 * script-sections.cc
4803 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4805 (Sections_elememt_dot_assignment::set_section_addresses):
4807 (Output_data_expression::do_write_to_buffer): Likewise.
4808 (Output_section_definition::finalize_symbols): Likewise.
4809 (Output_section_definition::set_section_addresses): Likewise.
4811 2010-09-30 Doug Kwan <dougkwan@google.com>
4813 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4815 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4817 * target.h (Target::can_icf_inline_merge_sections): New virtual
4819 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4821 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4823 * icf.cc (get_section_contents): Inline merge sections only when
4826 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4828 * configure: Regenerate.
4830 2010-09-17 Ian Lance Taylor <iant@google.com>
4832 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4833 * testsuite/Makefile.am (memory_test.o): New target.
4834 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4836 * testsuite/Makefile.in: Rebuild.
4838 2010-09-17 Doug Kwan <dougkwan@google.com>
4840 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4841 defintion if relocation uses GOT entries of the symbol.
4842 * testsuite/icf_safe_test.sh: Fix test.
4843 * testsuite/icf_safe_so_test.sh: Fix test.
4845 2010-09-16 Cary Coutant <ccoutant@google.com>
4847 * script_sections.cc (class Memory_region): Remove "NULL" from
4848 vector initializations.
4850 2010-09-15 Cary Coutant <ccoutant@google.com>
4852 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4853 Resolve forwarding symbols.
4855 2010-09-15 Doug Kwan <dougkwan@google.com>
4857 * gold/testsuite/script_test_3.t: Add ARM special sections.
4858 * gold/testsuite/script_test_4.t: Same.
4859 * gold/testsuite/script_test_5.t: Same.
4860 * gold/testsuite/script_test_6.t: Same.
4861 * gold/testsuite/script_test_7.t: Same.
4862 * gold/testsuite/script_test_7.t: Same.
4863 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4865 2010-09-14 Cary Coutant <ccoutant@google.com>
4867 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4868 (Target_x86_64::Relocate::relocate_tls): Replace check for
4869 saw_tls_block_reloc_ with test for executable section.
4871 2010-09-12 Cary Coutant <ccoutant@google.com>
4873 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4874 position-independent executables to shared libraries need dynamic
4876 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4877 position-independent executables.
4878 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4879 * testsuite/Makefile.in: Regenerate.
4881 2010-09-10 Nick Clifton <nickc@redhat.com>
4884 * testsuite/memory_test.t: Discard any sections that are not
4887 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4890 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4891 "This::" to work around a bug in gcc 4.2.
4893 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4895 2010-09-09 Rafael Espindola <espindola@google.com>
4897 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4898 sections with different PF_X flags in the same segment.
4899 (Layout::find_first_load_seg): Search all segments to find the first
4901 * options.h (rosegment): New.
4903 2010-09-08 Rafael Espindola <espindola@google.com>
4905 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4907 2010-09-08 Doug Kwan <dougkwan@google.com>
4909 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4910 (Arm_relobj::do_relocate_sections): Add new parameter for output
4911 file to match the parent.
4912 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4913 of local symbols instead of input values. Update code to track
4914 changes in gold::relocate_section.
4915 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4916 (Sized_relobj::compute_final_local_value_internal): New methods.
4917 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4918 body into private version of Sized_relobj::compute_final_local_value.
4919 Call the inline method.
4920 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4921 merged symbol value if there is one.
4922 (Symbol_value::has_output_value): New method defintiion.
4923 (Sized_relobj::Compute_final_local_value_status): New enum type.
4924 (Sized_relobj::compute_final_local_value): New methods.
4925 (Sized_relobj::compute_final_local_value_internal): New methods.
4926 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4927 and arm_cortex_a8.sh.
4928 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4929 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4931 * Makefile.in: Regenerate.
4932 * testsuite/arm_bl_out_of_range.s: Update test.
4933 * testsuite/thumb_bl_out_of_range.s: Ditto.
4934 * testsuite/thumb_blx_out_of_range.s: Ditto.
4935 * testsuite/arm_branch_out_of_range.sh: New file.
4936 * testsuite/arm_cortex_a8.sh: Ditto.
4937 * testsuite/arm_cortex_a8_b.s: Ditto.
4938 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4939 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4940 * testsuite/arm_cortex_a8_bl.s: Ditto.
4941 * testsuite/arm_cortex_a8_blx.s: Ditto.
4942 * testsuite/arm_cortex_a8_local.s: Ditto.
4943 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4944 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4946 2010-09-08 Rafael Espindola <espindola@google.com>
4948 * Makefile.am (memory_test.stdout): Run readelf with -W.
4949 * Makefile.in: Regenerate.
4950 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4953 2010-09-08 Rafael Espindola <espindola@google.com>
4955 * script-sections.cc (Script_sections::add_memory_region): Convert
4956 field precision to int.
4957 * script.cc (script_set_section_region, script_set_section_region):
4958 Convert field precision to int.
4960 2010-09-08 Rafael Espindola <espindola@google.com>
4962 * arm.cc (do_finalize_sections): Create the __exidx_start and
4963 __exdix_end symbols even when the section is missing.
4965 2010-09-08 Nick Clifton <nickc@redhat.com>
4967 * README: Remove claim that MEMORY is not supported.
4968 * expression.cc (script_exp_function_origin)
4969 (script_exp_function_length): Move from here to ...
4970 * script.cc: ... here.
4971 (script_set_section_region, script_add_memory)
4972 (script_parse_memory_attr, script_include_directive): New
4974 * script-sections.cc
4975 (class Memory_region): New class.
4976 (class Output_section_definition): Add set_memory_region,
4977 set_section_vma, set_section_lma and get_section_name methods.
4978 (class Script_Sections): Add add_memory_region,
4979 find_memory_region, find_memory_region_origin,
4980 find_memory_region_length and set_memory_region methods.
4981 Have set_section_addresses method walk the list of set memory
4983 Extend the print methos to display memory regions.
4984 * script-sections.h: Add prototypes for new methods.
4985 Add enum for MEMORY region attributes.
4986 * yyscript.y: Add support for parsing MEMORY regions.
4987 * script-c.h: Add prototypes for new functions.
4988 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4989 * testsuite/Makefile.in: Regenerate.
4990 * testsuite/memory_test.sh: New script.
4991 * testsuite/memory_test.s: New assembler source file.
4992 * testsuite/memory_test.t: New linker script.
4994 2010-08-27 Doug Kwan <dougkwan@google.com>
4996 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4997 reference override an existing dynamic weak reference.
4998 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4999 * testsuite/Makefile.in: Regenerate.
5000 * testsuite/dyn_weak_ref.sh: New file.
5001 * testsuite/dyn_weak_ref_1.c: Ditto.
5002 * testsuite/dyn_weak_ref_2.c: Ditto.
5004 2010-08-27 Ian Lance Taylor <iant@google.com>
5006 * incremental.h (class Incremental_input_entry): Add virtual
5009 2010-08-27 Ian Lance Taylor <iant@google.com>
5011 * testsuite/start_lib_test_3.c: Mark t3 as used.
5013 2010-08-27 Nick Clifton <nickc@redhat.com>
5015 * options.cc (version_script): Fix small typo in previous
5018 2010-08-25 Nick Clifton <nickc@redhat.com>
5020 * archive.cc: Formatting fixes: Remove whitespace between
5021 typename and following asterisk. Remove whitespace between
5022 function name and opening parenthesis.
5023 * archive.h: Likewise.
5025 * attributes.cc: Likewise.
5026 * attributes.h: Likewise.
5027 * common.cc: Likewise.
5028 * copy-relocs.cc: Likewise.
5029 * dirsearch.h: Likewise.
5030 * dynobj.cc: Likewise.
5031 * ehframe.cc: Likewise.
5032 * ehframe.h: Likewise.
5033 * expression.cc: Likewise.
5034 * fileread.cc: Likewise.
5035 * fileread.h: Likewise.
5037 * gold-threads.cc: Likewise.
5038 * gold.cc: Likewise.
5039 * i386.cc: Likewise.
5041 * incremental-dump.cc: Likewise.
5042 * incremental.cc: Likewise.
5043 * layout.cc: Likewise.
5044 * layout.h: Likewise.
5045 * main.cc: Likewise.
5046 * merge.cc: Likewise.
5047 * merge.h: Likewise.
5048 * object.cc: Likewise.
5049 * object.h: Likewise.
5050 * options.cc: Likewise.
5051 * options.h: Likewise.
5052 * output.cc: Likewise.
5053 * output.h: Likewise.
5054 * plugin.cc: Likewise.
5055 * plugin.h: Likewise.
5056 * powerpc.cc: Likewise.
5057 * reloc.cc: Likewise.
5058 * script-c.h: Likewise.
5059 * script-sections.cc: Likewise.
5060 * script.cc: Likewise.
5061 * stringpool.cc: Likewise.
5062 * symtab.cc: Likewise.
5063 * symtab.h: Likewise.
5064 * target.cc: Likewise.
5065 * timer.cc: Likewise.
5066 * timer.h: Likewise.
5067 * version.cc: Likewise.
5068 * x86_64.cc: Likewise.
5070 2010-08-24 Nick Clifton <nickc@redhat.com>
5073 * layout.cc (segment_precedes): Sort segments by their physical
5074 addresses, if they have been set.
5076 2010-08-23 Cary Coutant <ccoutant@google.com>
5078 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5080 (Lib_group::include_member): Unlock object after deleting its
5082 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5085 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5086 Cary Coutant <ccoutant@google.com>
5088 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5089 constructor, and set_blocker.
5090 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5092 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5093 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5094 * testsuite/Makefile.am (start_lib_test): New test case.
5095 * testsuite/Makefile.in: Regenerate.
5096 * testsuite/start_lib_test_main.c: New file.
5097 * testsuite/start_lib_test_1.c: New file.
5098 * testsuite/start_lib_test_2.c: New file.
5099 * testsuite/start_lib_test_3.c: New file.
5101 2010-08-19 Ian Lance Taylor <iant@google.com>
5103 * Makefile.in: Rebuild with automake 1.11.1.
5104 * aclocal.m4: Likewise.
5105 * testsuite/Makefile.in: Likewise.
5107 2010-08-19 Ian Lance Taylor <iant@google.com>
5110 * i386.cc (class Output_data_plt_i386): Update declarations.
5111 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5112 local_ifuncs_ fields.
5113 (Target_i386::do_plt_section_for_global): New function.
5114 (Target_i386::do_plt_section_for_local): New function.
5115 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5116 parameter; change all callers. Initialize global_ifuncs_ and
5117 local_ifuncs_. If doing a static link define __rel_iplt_start and
5119 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5120 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5121 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5123 (Target_i386::make_plt_section): New function, broken out of
5124 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5125 (Target_i386::make_plt_entry): Call make_plt_section.
5126 (Target_i386::make_local_ifunc_plt_entry): New function.
5127 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5128 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5129 R_386_IRELATIVE to switch.
5130 (Target_i386::Scan::global): Likewise.
5131 (Target_i386::Relocate::relocate): Likewise.
5132 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5134 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5135 (Target_x86_64::do_plt_section_for_global): New function.
5136 (Target_x86_64::do_plt_section_for_local): New function.
5137 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5138 parameter; change all callers. If doing a static link define
5139 __rela_iplt_start and __rela_iplt_end.
5140 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5141 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5142 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5144 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5145 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5147 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5148 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5149 R_X86_64_IRELATIVE to switch.
5150 (Target_x86_64::Scan::global): Likewise.
5151 (Target_x86_64::Relocate::relocate): Likewise.
5152 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5154 * target.h (class Target): Add plt_section_for_global and
5155 plt_section_for_local functions. Add do_plt_section_for_global
5156 and do_plt_section_for_local virtual functions.
5157 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5158 clarifying comments.
5159 (Symbol::use_plt_offset): Handle IFUNC symbol.
5160 * object.cc (Sized_relobj::Sized_relobj): Initialize
5162 (Sized_relobj::local_has_plt_offset): New function.
5163 (Sized_relobj::local_plt_offset): New function.
5164 (Sized_relobj::set_local_plt_offset): New function.
5165 (Sized_relobj::do_count): Handle IFUNC symbol.
5166 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5167 a bit away from input_shndx_ field. Add set_is_func_symbol and
5168 is_ifunc_symbol functions.
5169 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5170 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5171 local_plt_offsets_ field.
5172 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5173 * output.h (class Output_section_data): Add non-const
5174 output_section function.
5175 (class Output_data_got): Update declarations.
5176 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5177 Add use_plt_offset parameter to global and local constructors.
5178 Change all callers. Change local_sym_index_ field to 31 bits.
5179 Change GSYM_CODE and CONSTANT_CODE accordingly.
5180 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5181 doing a static link don't set sh_link field.
5182 (Output_data_got::Got_entry::write): Use PLT offset if
5184 (Output_data_got::add_global_plt): New function.
5185 (Output_data_got::add_local_plt): New function.
5186 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5187 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5188 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5189 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5190 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5192 * testsuite/ifunc-sel.h: New file.
5193 * testsuite/ifuncmain1.c: New file.
5194 * testsuite/ifuncmain1vis.c: New file.
5195 * testsuite/ifuncmod1.c: New file.
5196 * testsuite/ifuncdep2.c: New file.
5197 * testsuite/ifuncmain2.c: New file.
5198 * testsuite/ifuncmain3.c: New file.
5199 * testsuite/ifuncmod3.c: New file.
5200 * testsuite/ifuncmain4.c: New file.
5201 * testsuite/ifuncmain5.c: New file.
5202 * testsuite/ifuncmod5.c: New file.
5203 * testsuite/ifuncmain6pie.c: New file.
5204 * testsuite/ifuncmod6.c: New file.
5205 * testsuite/ifuncmain7.c: New file.
5206 * configure, testsuite/Makefile.in: Rebuild.
5208 2010-08-18 Ian Lance Taylor <iant@google.com>
5211 (Output_section_incremental_inputs::write_input_files): Add cast
5212 to avoid signed/unsigned comparison warning.
5213 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5215 2010-08-12 Cary Coutant <ccoutant@google.com>
5217 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5219 2010-08-13 Ian Lance Taylor <iant@google.com>
5221 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5223 2010-08-12 Cary Coutant <ccoutant@google.com>
5224 Doug Kwan <dougkwan@google.com>
5226 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5227 defintion overrides non-weak undef, remember that the original undef
5229 * symtab.cc (Symbol_table::sized_write_global): For undef without
5230 an original weak binding, set binding to global in output.
5231 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5232 * testsuite/Makefile.in: Regenerate.
5233 * testsuite/strong_ref_weak_def.sh: New file.
5234 * testsuite/strong_ref_weak_def_1.c: Ditto.
5235 * testsuite/strong_ref_weak_def_2.c: Ditto.
5237 2010-08-12 Cary Coutant <ccoutant@google.com>
5239 * testsuite/incremental_test.sh: Rewrite.
5240 * testsuite/incremental_test_1.c: Rewrite.
5241 * testsuite/incremental_test_2.c: Rewrite.
5243 2010-08-12 Cary Coutant <ccoutant@google.com>
5245 * arm.cc (Target_arm::got_size): Add const.
5246 (Target_arm::got_entry_count): New function.
5247 (Target_arm::plt_entry_count): New function.
5248 (Target_arm::first_plt_entry_offset): New function.
5249 (Target_arm::plt_entry_size): New function.
5250 (Output_data_plt_arm::entry_count): New function.
5251 (Output_data_plt_arm::first_plt_entry_offset): New function.
5252 (Output_data_plt_arm::get_plt_entry_size): New function.
5253 * i386.cc (Target_i386::got_size): Add const.
5254 (Target_i386::got_entry_count): New function.
5255 (Target_i386::plt_entry_count): New function.
5256 (Target_i386::first_plt_entry_offset): New function.
5257 (Target_i386::plt_entry_size): New function.
5258 (Output_data_plt_i386::entry_count): New function.
5259 (Output_data_plt_i386::first_plt_entry_offset): New function.
5260 (Output_data_plt_i386::get_plt_entry_size): New function.
5261 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5262 find_incremental_inputs_sections. Dump incremental_got_plt section.
5263 * incremental.cc: Include target.h.
5264 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5265 parameter. Adjust all callers. Find incremental_got_plt section.
5266 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5268 (Output_section_incremental_inputs::set_final_data_size): Calculate
5269 size of incremental_got_plt section.
5270 (Output_section_incremental_inputs::do_write): Write the
5271 incremental_got_plt section.
5272 (Got_plt_view_info): New struct.
5273 (Local_got_offset_visitor): New class.
5274 (Global_got_offset_visitor): New class.
5275 (Global_symbol_visitor_got_plt): New class.
5276 (Output_section_incremental_inputs::write_got_plt): New function.
5277 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5278 Add parameter. Adjust all callers.
5279 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5280 (Incremental_inputs::got_plt_section): New function.
5281 (Incremental_inputs::got_plt_section_): New data member.
5282 (Incremental_got_plt_reader): New class.
5283 * layout.cc (Layout::create_incremental_info_sections): Add the
5284 incremental_got_plt section.
5285 * object.h (Got_offset_list::get_list): New function.
5286 (Got offset_list::for_all_got_offsets): New function.
5287 (Sized_relobj::local_got_offset_list): New function.
5288 * powerpc.cc (Target_powerpc::got_size): Add const.
5289 (Target_powerpc::got_entry_count): New function.
5290 (Target_powerpc::plt_entry_count): New function.
5291 (Target_powerpc::first_plt_entry_offset): New function.
5292 (Target_powerpc::plt_entry_size): New function.
5293 (Output_data_plt_powerpc::entry_count): New function.
5294 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5295 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5296 * sparc.cc (Target_sparc::got_size): Add const.
5297 (Target_sparc::got_entry_count): New function.
5298 (Target_sparc::plt_entry_count): New function.
5299 (Target_sparc::first_plt_entry_offset): New function.
5300 (Target_sparc::plt_entry_size): New function.
5301 (Output_data_plt_sparc::entry_count): New function.
5302 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5303 (Output_data_plt_sparc::get_plt_entry_size): New function.
5304 * symtab.h (Symbol::got_offset_list): New function.
5305 (Symbol_table::for_all_symbols): New function.
5306 * target.h (Sized_target::got_entry_count): New function.
5307 (Sized_target::plt_entry_count): New function.
5308 (Sized_target::plt_entry_size): New function.
5309 * x86_64.cc (Target_x86_64::got_size): Add const.
5310 (Target_x86_64::got_entry_count): New function.
5311 (Target_x86_64::plt_entry_count): New function.
5312 (Target_x86_64::first_plt_entry_offset): New function.
5313 (Target_x86_64::plt_entry_size): New function.
5314 (Output_data_plt_x86_64::entry_count): New function.
5315 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5316 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5318 2010-08-12 Cary Coutant <ccoutant@google.com>
5320 * archive.cc: Include incremental.h.
5321 (Archive::Archive): Initialize incremental_info_.
5322 (Archive::include_member): Record archive members in incremental info.
5323 (Add_archive_symbols::run): Record begin and end of an archive in
5325 (Lib_group::include_member): Record objects in incremental info.
5326 * archive.h (Incremental_archive_entry): Forward declaration.
5327 (Archive::set_incremental_info): New member function.
5328 (Archive::incremental_info): New member function.
5329 (Archive::Unused_symbol_iterator): New class.
5330 (Archive::unused_symbols_begin): New member function.
5331 (Archive::unused_symbols_end): New member function.
5332 (Archive::incremental_info_): New data member.
5333 * incremental-dump.cc (find_input_containing_global): New function.
5334 (dump_incremental_inputs): Dump new incremental info sections.
5335 * incremental.cc: Include symtab.h.
5336 (Output_section_incremental_inputs): New class.
5337 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5338 new incremental info sections.
5339 (Sized_incremental_binary::do_check_inputs): Likewise.
5340 (Incremental_inputs::report_archive): Remove.
5341 (Incremental_inputs::report_archive_begin): New function.
5342 (Incremental_inputs::report_archive_end): New function.
5343 (Incremental_inputs::report_object): New function.
5344 (Incremental_inputs::finalize_inputs): Remove.
5345 (Incremental_inputs::report_input_section): New function.
5346 (Incremental_inputs::report_script): Rewrite.
5347 (Incremental_inputs::finalize): Do nothing but finalize string table.
5348 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5349 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5350 (Incremental_inputs::create_data_sections): New function.
5351 (Incremental_inputs::relocs_entsize): New function.
5352 (Output_section_incremental_inputs::set_final_data_size): New function.
5353 (Output_section_incremental_inputs::do_write): New function.
5354 (Output_section_incremental_inputs::write_header): New function.
5355 (Output_section_incremental_inputs::write_input_files): New function.
5356 (Output_section_incremental_inputs::write_info_blocks): New function.
5357 (Output_section_incremental_inputs::write_symtab): New function.
5358 * incremental.h (Incremental_script_entry): Forward declaration.
5359 (Incremental_object_entry): Forward declaration.
5360 (Incremental_archive_entry): Forward declaration.
5361 (Incremental_inputs): Forward declaration.
5362 (Incremental_inputs_header_data): Remove.
5363 (Incremental_inputs_header): Remove.
5364 (Incremental_inputs_header_write): Remove.
5365 (Incremental_inputs_entry_data): Remove.
5366 (Incremental_inputs_entry): Remove.
5367 (Incremental_inputs_entry_write): Remove.
5368 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5369 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5370 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5371 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5373 (Incremental_input_entry): New class.
5374 (Incremental_script_entry): New class.
5375 (Incremental_object_entry): New class.
5376 (Incremental_archive_entry): New class.
5377 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5378 (Incremental_inputs::report_inputs): Remove.
5379 (Incremental_inputs::report_archive): Remove.
5380 (Incremental_inputs::report_archive_begin): New function.
5381 (Incremental_inputs::report_archive_end): New function.
5382 (Incremental_inputs::report_object): Change prototype.
5383 (Incremental_inputs::report_input_section): New function.
5384 (Incremental_inputs::report_script): Change prototype.
5385 (Incremental_inputs::get_reloc_count): New function.
5386 (Incremental_inputs::set_reloc_count): New function.
5387 (Incremental_inputs::create_data_sections): New function.
5388 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5389 (Incremental_inputs::inputs_section): New function.
5390 (Incremental_inputs::symtab_section): New function.
5391 (Incremental_inputs::relocs_section): New function.
5392 (Incremental_inputs::get_stringpool): Add const.
5393 (Incremental_inputs::command_line): Add const.
5394 (Incremental_inputs::inputs): Remove.
5395 (Incremental_inputs::command_line_key): New function.
5396 (Incremental_inputs::input_file_count): New function.
5397 (Incremental_inputs::input_files): New function.
5398 (Incremental_inputs::relocs_entsize): New function.
5399 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5400 (Incremental_inputs::finalize_inputs): Remove.
5401 (Incremental_inputs::Input_info): Remove.
5402 (Incremental_inputs::lock_): Remove.
5403 (Incremental_inputs::inputs_): Change type.
5404 (Incremental_inputs::inputs_map_): Remove.
5405 (Incremental_inputs::current_object_entry_): New data member.
5406 (Incremental_inputs::inputs_section_): New data member.
5407 (Incremental_inputs::symtab_section_): New data member.
5408 (Incremental_inputs::relocs_section_): New data member.
5409 (Incremental_inputs::reloc_count_): New data member.
5410 (Incremental_inputs_reader): New class.
5411 (Incremental_symtab_reader): New class.
5412 (Incremental_relocs_reader): New class.
5413 * layout.cc (Layout::finalize): Move finalization of incremental info
5414 and creation of incremental info sections to follow finalization of
5415 symbol table. Set offsets for postprocessing sections.
5416 (Layout::create_incremental_info_sections): Call
5417 Incremental_inputs::create_data_sections. Add incremental symtab
5418 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5419 sections to layout after input sections.
5420 * layout.h (struct Timespec): Forward declaration.
5421 (Layout::incremental_inputs): Add const.
5422 (Layout::create_incremental_info_sections): Add parameter.
5423 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5424 * object.cc: Include incremental.h.
5425 (Relobj::finalize_incremental_relocs): New function.
5426 (Sized_relobj::do_layout): Record input sections in incremental info.
5427 * object.h (Object::output_section): New function.
5428 (Object::output_section_offset): Moved from Relobj.
5429 (Object::get_incremental_reloc_base): New function.
5430 (Object::get_incremental_reloc_count): New function.
5431 (Object::do_output_section): New function.
5432 (Object::do_output_section_offset): Moved from Relobj.
5433 (Object::do_get_incremental_reloc_base): New function.
5434 (Object::do_get_incremental_reloc_count): New function.
5435 (Object::Object): Initialize new data members.
5436 (Relobj::output_section): Renamed do_output_section and moved to
5438 (Relobj::output_section_offset): Moved to Object.
5439 (Relobj::do_get_incremental_reloc_base): New function.
5440 (Relobj::do_get_incremental_reloc_count): New function.
5441 (Relobj::allocate_incremental_reloc_counts): New function.
5442 (Relobj::count_incremental_reloc): New function.
5443 (Relobj::finalize_incremental_relocs): New function.
5444 (Relobj::next_incremental_reloc_index): New function.
5445 (Relobj::reloc_counts_): New data member.
5446 (Relobj::reloc_bases_): New data member.
5447 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5448 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5449 (Sized_relobj::incremental_relocs_scan): New function.
5450 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5451 (Sized_relobj::incremental_relocs_write): New function.
5452 (Sized_relobj::incremental_relocs_write_reltype): New function.
5453 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5455 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5456 archives and object files elsewhere.
5457 (Add_symbols::run): Report object files here.
5458 (Finish_group::run): Report end of archive at end of group.
5459 * reloc.cc: Include layout.h, incremental.h.
5460 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5461 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5462 (Sized_relobj::incremental_relocs_scan): New function.
5463 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5464 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5465 (Sized_relobj::incremental_relocs_write): New function.
5466 (Sized_relobj::incremental_relocs_write_reltype): New function.
5467 * script.cc (read_input_script): Rewrite test for incremental link.
5468 Change call to Incremental_inputs::report_script.
5469 * symtab.h (Symbol_table::first_global_index): New function.
5470 (Symbol_table::output_count): New function.
5472 2010-08-12 Doug Kwan <dougkwan@google.com>
5474 * arm.cc (Target_arm::merge_object_attributes): Check command line
5475 options --no-wchar-size-warning and --no-enum-size-warning.
5476 * options.h (General_options): Add ld-compatible options
5477 --no-enum-size-warning and --no-wchar-size-warning.
5479 2010-08-04 Ian Lance Taylor <iant@google.com>
5481 * x86_64.cc (Target_x86_64::Scan::local): Use
5482 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5483 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5484 (Target_x86_64::Scan::global): Likewise.
5485 (Target_x86_64::Relocate::relocate): Likewise.
5486 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5489 2010-08-03 Cary Coutant <ccoutant@google.com>
5491 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5492 to reserve space in merged_strings vector. Keep total input size
5494 (Output_merge_string::do_print_merge_stats): Print total input size.
5495 * merge.h (Output_merge_string): Add input_size_ field.
5496 * stringpool.cc (Stringpool_template::string_length): Move
5497 implementations out of Stringpool_template class and place in
5499 * stringpool.h (string_length): Move out of Stringpool_template.
5501 2010-08-03 Ian Lance Taylor <iant@google.com>
5504 * layout.cc (relaxation_loop_body): If address of load segment is
5505 set, adjust address to include headers if possible.
5507 2010-08-03 Ian Lance Taylor <iant@google.com>
5509 * version.cc (version_string): Bump to 1.10.
5511 2010-08-03 Ian Lance Taylor <iant@google.com>
5514 * layout.h (enum Output_section_order): Define.
5515 (class Layout): Update declarations.
5516 * layout.cc (Layout::get_output_section): Add order parameter.
5517 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5518 is_first_non_relro parameters. Change all callers.
5519 (Layout::choose_output_section): Likewise.
5520 (Layout::add_output_section_data): Likewise.
5521 (Layout::make_output_section): Likewise. Set order.
5522 (Layout::default_section_order): New function.
5523 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5524 * output.cc (Output_section::Output_section): Initialize order_.
5525 Don't initialize deleted fields.
5526 (Output_segment::Output_segment): Don't initialize deleted
5528 (Output_segment::add_output_section_to_load): New function
5529 replacing add_output_section. Change all callers to call this or
5530 add_output_section_to_nonload.
5531 (Output_segment::add_output_section_to_nonload): New function.
5532 (Output_segment::remove_output_section): Rewrite.
5533 (Output_segment::add_initial_output_data): Likewise.
5534 (Output_segment::has_any_data_sections): Likewise.
5535 (Output_segment::is_first_section_relro): Likewise.
5536 (Output_segment::maximum_alignment): Likewise.
5537 (Output_segment::has_dynamic_reloc): New function replacing
5538 dynamic_reloc_count. Change all callers.
5539 (Output_segment::has_dynamic_reloc_list): New function replacing
5540 dynamic_reloc_count_list. Change all callers.
5541 (Output_segment::set_section_addresses): Rewrite.
5542 (Output_segment::set_offset): Rewrite.
5543 (Output_segment::find_first_and_last_list): Remove.
5544 (Output_segment::set_tls_offsets): Rewrite.
5545 (Output_segment::first_section_load_address): Likewise.
5546 (Output_segment::output_section_count): Likewise.
5547 (Output_segment::section_with_lowest_load_address): Likewise.
5548 (Output_segment::write_section_headers): Likewise.
5549 (Output_segment::print_sections_to_map): Likewise.
5550 * output.h (class Output_data): Remove dynamic_reloc_count_
5551 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5552 (Output_data::add_dynamic_reloc): Rewrite.
5553 (Output_data::has_dynamic_reloc): New function.
5554 (Output_data::dynamic_reloc_count): Remove.
5555 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5556 is_last_relro_, is_first_non_relro_, is_interp_,
5557 is_dynamic_linker_section_ fields. Add order and set_order
5558 functions. Remove is_relro_local, set_is_relro_local,
5559 is_last_relro, set_is_last_relro, is_first_non_relro,
5560 set_is_first_non_relro functions, is_interp, set_is_interp,
5561 is_dynamic_linker_section, and set_is_dynamic_linker_section
5563 (class Output_segment): Change Output_data_list from std::list to
5564 std:;vector. Add output_lists_ field. Remove output_data_ and
5565 output_bss_ fields. Update declarations.
5567 2010-08-02 Ian Lance Taylor <iant@google.com>
5569 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5570 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5571 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5573 2010-08-02 Ian Lance Taylor <iant@google.com>
5576 * script.cc (Script_options::Script_options): Initialize
5577 symbol_definitions_ and symbol_references_.
5578 (Script_options::add_symbol_assignment): Update
5579 symbol_definitions_ and symbol_references_.
5580 (Script_options::add_symbol_reference): New function.
5581 (script_symbol): New function.
5582 * script.h (class Script_options): Add symbol_definitions_ and
5583 symbol_references_ fields.
5584 (Script_options::referenced_const_iterator): New type.
5585 (Script_options::referenced_begin): New function.
5586 (Script_options::referenced_end): New function.
5587 (Script_options::is_referenced): New function.
5588 (Script_options::any_unreferenced): New function.
5589 * script-c.h (script_symbol): Declare.
5590 * yyscript.y (exp): Call script_symbol.
5591 * symtab.cc: Include "script.h".
5592 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5593 Change all callers. Check symbols referenced by scripts.
5594 (Symbol_table::add_undefined_symbols_from_command_line): Add
5595 layout parameter. Change all callers.
5596 (Symbol_table::do_add_undefined_symbols_from_command_line):
5597 Likewise. Break out loop body. Check symbols referenced by
5599 (Symbol_table::add_undefined_symbol_from_command_line): New
5600 function broken out of
5601 do_add_undefined_symbols_from_command_line.
5602 * symtab.h (class Symbol_table): Update declarations.
5603 * archive.cc: Include "layout.h".
5604 (Archive::should_include_member): Add layout parameter. Change
5605 all callers. Check for symbol mentioned in expression.
5606 * archive.h (class Archive): Update declaration.
5607 * object.cc (Sized_relobj::do_should_include_member): Add layout
5609 * object.h (Object::should_include_member): Add layout parameter.
5611 (Object::do_should_include_member): Add layout parameter.
5612 (class Sized_relobj): Update declaration.
5613 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5615 * dynobj.h (class Sized_dynobj): Update declaration.
5616 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5618 * plugin.h (class Sized_pluginobj): Update declaration.
5620 2010-08-02 Ian Lance Taylor <iant@google.com>
5623 * output.cc (Output_segment::set_offset): Search for the first and
5624 last sections rather than assuming that the list is in order.
5625 (Output_segment::find_first_and_last_list): New function.
5626 * output.h (class Output_segment): Update declarations.
5627 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5628 (relro_strip_test_SOURCES): New variable.
5629 (relro_strip_test_DEPENDENCIES): New variable.
5630 (relro_strip_test_LDFLAGS): New variable.
5631 (relro_strip_test_LDADD): New variable.
5632 (relro_strip_test.so): New target.
5634 2010-08-02 Ian Lance Taylor <iant@google.com>
5636 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5637 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5638 (Target_i386::got_tlsdesc_section): New function.
5639 (Target_i386::got_section): Create space for GOT entries for
5640 TLSDESC relocations.
5641 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5643 (Target_i386::Scan::global): Likewise.
5644 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5646 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5647 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5648 (Target_x86_64::got_tlsdesc_section): New function.
5649 (Target_x86_64::got_section): Create space for GOT entries for
5650 TLSDESC relocations.
5651 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5653 (Target_x86_64::Scan::global): Likewise.
5654 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5657 2010-08-02 Ian Lance Taylor <iant@google.com>
5659 * testsuite/final_layout.sh: Use dc to convert from hex to
5662 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5664 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5665 paramter to the call to gold::gc_process_relocs.
5666 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5667 paramter to the call to gold::gc_process_relocs.
5668 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5669 parameter to the call to gold::gc_process_relocs.
5670 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5671 template parameter to the call to gold::gc_process_relocs.
5672 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5673 paramter to the call to gold::gc_process_relocs.
5674 * gc.h (get_embedded_addend_size): New function.
5675 (gc_process_relocs): Save the size of the reloc for use by ICF.
5676 * icf.cc (get_section_contents): Get the addend from the text section
5677 for SHT_REL relocation sections.
5678 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5679 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5680 * int_encoding.h (read_from_pointer): New overloaded function.
5681 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5682 * testsuite/icf_sht_rel_addend_test.sh: New file.
5683 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5684 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5686 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5688 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5689 * Makefile.in: Regenerate.
5690 * testsuite/Makefile.in: Regenerate.
5692 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5694 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5695 * gold/testsuite/debug_msg.cc: Likewise.
5696 * gold/testsuite/odr_violation1.cc
5697 * gold/testsuite/odr_violation2.cc
5699 2010-07-21 Cary Coutant <ccoutant@google.com>
5701 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5702 string, and length fields.
5703 (Output_merge_string::Merged_strings_list): New type.
5704 (Output_merge_string::Merged_strings_lists): New typedef.
5705 (Output_merge_string): Replace merged_strings_ with
5706 merged_strings_lists_.
5707 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5708 Merged_strings_list per input object and section. Don't store pointer
5709 to the string. Don't store length with each merged string entry.
5710 (Output_merge_string::finalize_merged_data): Loop over list of merged
5711 strings lists. Recompute length of each merged string.
5713 2010-07-15 Cary Coutant <ccoutant@google.com>
5715 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5718 2010-07-14 Ian Lance Taylor <iant@google.com>
5720 * descriptors.cc (Descriptors::open): Report correct name in error
5723 2010-07-13 Doug Kwan <dougkwan@google.com>
5725 * arm.cc (Arm_input_section::Arm_input_section): For a
5726 SHT_ARM_EXIDX section, always keeps the input sections.
5727 (Arm_input_section::set_exidx_section_link): New method.
5728 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5729 has_errors_ to false.
5730 (Arm_exidx_input_section::has_errors,
5731 Arm_exidx_input_section::set_has_errors): New methods.
5732 (Arm_exidx_input_section::has_errors_): New data member.
5733 (Arm_relobj::get_exidx_shndx_list): New method.
5734 (Arm_output_section::append_text_sections_to_list): Do not skip
5735 section without SHF_EXECINSTR.
5736 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5738 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5739 section header. Make error messages more verbose. Check for
5740 a non-executable section linked to an EXIDX section.
5741 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5742 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5743 check that there is no deferred EXIDX section if we exit early.
5744 Instead of not making an EXIDX section in case of an error, make one
5745 and set the has_errors flag of it.
5746 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5747 in a relocatable link.
5748 (Target_arm::do_relax): Look for the EXIDX output section instead of
5749 assuming that it is called .ARM.exidx.
5750 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5751 section list. Do not check for SHF_EXECINSTR section flags but
5752 skip any input section with errors.
5753 * output.cc (Output_section::Output_section): Initialize
5754 always_keeps_input_sections_ to false.
5755 (Output_section::add_input_section): Check for
5756 always_keeps_input_sections_.
5757 * output.h (Output_section::always_keeps_input_sections,
5758 Output_section::set_always_keeps_input_sections): New methods.
5759 (Output_section::always_keeps_input_sections): New data member.
5761 2010-07-13 Rafael Espindola <espindola@google.com>
5763 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5764 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5766 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5767 Ian Lance Taylor <iant@google.com>
5769 * output.h (Output_section_lookup_maps::add_merge_section):
5770 Correct check of whether value was inserted.
5771 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5772 (Output_section_lookup_maps::add_relaxed_input_section):
5774 * arm.cc (Target_arm::got_section): Remove used local os.
5775 * i386.cc (Target_i386::got_section): Likewise.
5776 * x86_64.cc (Target_x86_64::got_section): Likewise.
5777 * sparc.cc (Target_sparc::got_section): Likewise.
5778 (Target_sparc::relocate): Remove unused local have_got_offset.
5779 * powerpc.cc (Target_powerpc::relocate): Likewise.
5781 2010-07-13 Ian Lance Taylor <iant@google.com>
5783 * compressed_output.cc (zlib_decompress): Fix signature in
5786 * archive.cc (Archive::include_member): Unlock an external member
5787 of a thin archive. Don't bother to delete an object we know is
5790 2010-07-12 Cary Coutant <ccoutant@google.com>
5792 * compressed_output.cc (zlib_decompress): New function.
5793 (get_uncompressed_size): New function.
5794 (decompress_input_section): New function.
5795 * compressed_output.h (get_uncompressed_size): New function.
5796 (decompress_input_section): New function.
5797 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5798 Handle compressed debug sections.
5799 * layout.cc (is_compressed_debug_section): New function.
5800 (Layout::output_section_name): Map compressed section names to
5802 * layout.h (is_compressed_debug_section): New function.
5803 (is_debug_info_section): Recognize compressed debug sections.
5804 * merge.cc: Include compressed_output.h.
5805 (Output_merge_data::do_add_input_section): Handle compressed
5807 (Output_merge_string::do_add_input_section): Handle compressed
5809 * object.cc: Include compressed_output.h.
5810 (Sized_relobj::Sized_relobj): Initialize new data members.
5811 (build_compressed_section_map): New function.
5812 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5813 * object.h (Object::section_is_compressed): New method.
5814 (Object::do_section_is_compressed): New method.
5815 (Sized_relobj::Compressed_section_map): New type.
5816 (Sized_relobj::do_section_is_compressed): New method.
5817 (Sized_relobj::compressed_sections_): New data member.
5818 * output.cc (Output_section::add_input_section): Handle compressed
5820 * reloc.cc: Include compressed_output.h.
5821 (Sized_relobj::write_sections): Handle compressed debug sections.
5823 2010-07-08 Cary Coutant <ccoutant@google.com>
5825 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5826 weak when resolving to a dynamic def.
5827 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5828 for weak undef/dynamic def cases. Adjust callers.
5829 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5830 undef_binding_weak_.
5831 (Symbol_table::sized_write_globals): Adjust symbol binding.
5832 (Symbol_table::sized_write_symbol): Add binding parameter.
5833 * symtab.h (Symbol::set_undef_binding): New method.
5834 (Symbol::is_undef_binding_weak): New method.
5835 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5836 (Symbol_table::should_override): Add new parameter.
5837 (Symbol_table::sized_write_symbol): Add new parameter.
5839 * testsuite/weak_undef_file1.cc: Add new test case.
5840 * testsuite/weak_undef_file2.cc: Fix header comment.
5841 * testsuite/weak_undef_test.cc: Add new test case.
5843 2010-06-29 Doug Kwan <dougkwan@google.com>
5845 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5846 Initialize USE_SYMBOL_.
5847 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5849 (Arm_reloc_property::uses_symbol_): New data member declaration.
5850 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5851 uses symbol value and symbol is undefined but not weakly undefined.
5853 2010-06-28 Rafael Espindola <espindola@google.com>
5855 * plugin.cc (Plugin::load): Use dlerror.
5857 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5859 * symtab.cc (detect_odr_violations): When reporting an ODR
5860 violation, report an object where the symbol is defined.
5862 2010-06-25 Doug Kwan <dougkwan@google.com>
5864 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5865 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5867 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5868 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5869 target hook to detect function points.
5870 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5871 * icf.h (Icf::check_section_for_function_pointers): Change type of
5872 parameter SECTION_NAME to const reference to std::string. Use
5873 target hook to determine if section may have unsafe pointers.
5874 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5877 2010-06-21 Rafael Espindola <espindola@google.com>
5879 * fileread.cc (Input_file::find_fie): New
5880 (Input_file::open): Use Input_file::find_fie.
5881 * fileread.h (Input_file::find_fie): New
5882 * plugin.cc (set_extra_library_path): New.
5883 (Plugin::load): Add set_extra_library_path to the transfer vector.
5884 (Plugin_manager::set_extra_library_path): New.
5885 (Plugin_manager::add_input_file): Use the extra search path if set.
5886 (set_extra_library_path(): New.
5887 * plugin.h (Plugin_manager): Add set_extra_library_path and
5890 2010-06-19 Cary Coutant <ccoutant@google.com>
5892 * layout.cc (gdb_sections): Add .debug_types.
5893 (lines_only_debug_sections): Likewise.
5895 2010-06-18 Rafael Espindola <espindola@google.com>
5897 * plugin.cc (add_input_file,add_input_library)
5898 (Plugin_manager::add_input_file): Make filename arguments const.
5899 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5902 2010-06-16 Doug Kwan <dougkwan@google.com>
5904 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5905 .ARM.attributes section if we have not merged any input
5906 attributes sections.
5908 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5910 * arm.cc: Allow combining objects with no EABI version
5913 2010-06-15 Rafael Espindola <espindola@google.com>
5915 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5917 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5919 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5920 (struct iovec): Correct !HAVE_READV definition.
5922 2010-06-10 Cary Coutant <ccoutant@google.com>
5924 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5925 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5927 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5930 * symtab.h (Symbol::is_placeholder): New member function.
5931 * target-reloc.h (relocate_section): Check for placeholder symbols.
5933 * testsuite/Makefile.am (plugin_test_8): New test.
5934 (plugin_test_9): New test.
5935 * testsuite/Makefile.in: Regenerate.
5937 2010-06-09 Nick Clifton <nickc@redhat.com>
5939 * yyscript.y (input_list_element): Allow strings prefixed with
5940 the '-' character. Treat these as libraries.
5941 * script.cc (script_add_library): New function. Adds a library
5942 specified by "-l<name>" found in an input script.
5943 * script-c.h: Add prototype for script_add_library.
5945 2010-06-07 Doug Kwan <dougkwan@google.com>
5947 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5948 Restrict stub-group size to be within long conditional branch
5949 range when working around cortex-A8 erratum.
5951 2010-06-07 Damien Diederen <dd@crosstwine.com>
5953 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5956 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5960 (Output_section::Input_section_sort_entry::compare_section_ordering):
5961 Change to return non-zero correctly.
5962 (Output_section::Input_section_sort_section_order_index_compare
5963 ::operator()): Change to fix ambiguity in comparisons.
5965 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5967 * gold.h (is_wildcard_string): New function.
5968 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5969 (Layout::layout_eh_frame): Ditto.
5970 (Layout::find_section_order_index): New method.
5971 (Layout::read_layout_from_file): New method.
5972 * layout.h (Layout::find_section_order_index): New method.
5973 (Layout::read_layout_from_file): New method.
5974 (Layout::input_section_position_): New private member.
5975 (Layout::input_section_glob_): New private member.
5976 * main.cc (main): Call read_layout_from_file here.
5977 * options.h (--section-ordering-file): New option.
5978 * output.cc (Output_section::input_section_order_specified_): New
5980 (Output_section::Output_section): Initialize new member.
5981 (Output_section::add_input_section): Add new parameter.
5982 Keep input sections when --section-ordering-file is used.
5983 (Output_section::set_final_data_size): Sort input sections when
5984 section ordering file is specified.
5985 (Output_section::Input_section_sort_entry): Add new parameter.
5987 (Output_section::Input_section_sort_entry::compare_section_ordering):
5989 (Output_section::Input_section_sort_compare::operator()): Change to
5990 consider section_order_index.
5991 (Output_section::Input_section_sort_init_fini_compare::operator()):
5992 Change to consider section_order_index.
5993 (Output_section::Input_section_sort_section_order_index_compare
5994 ::operator()): New method.
5995 (Output_section::sort_attached_input_sections): Change to sort
5996 according to section order when specified.
5997 (Output_section::add_input_section<32, true>): Add new parameter.
5998 (Output_section::add_input_section<64, true>): Add new parameter.
5999 (Output_section::add_input_section<32, false>): Add new parameter.
6000 (Output_section::add_input_section<64, false>): Add new parameter.
6001 * output.h (Output_section::add_input_section): Add new parameter.
6002 (Output_section::input_section_order_specified): New
6004 (Output_section::set_input_section_order_specified): New method.
6005 (Input_section::Input_section): Initialize section_order_index_.
6006 (Input_section::section_order_index): New method.
6007 (Input_section::set_section_order_index): New method.
6008 (Input_section::section_order_index_): New member.
6009 (Input_section::Input_section_sort_section_order_index_compare): New
6011 (Output_section::input_section_order_specified_): New member.
6012 * script-sections.cc (is_wildcard_string): Delete and move modified
6014 (Output_section_element_input::Output_section_element_input): Modify
6015 call to is_wildcard_string.
6016 (Output_section_element_input::Input_section_pattern
6017 ::Input_section_pattern): Ditto.
6018 (Output_section_element_input::Output_section_element_input): Ditto.
6019 * testsuite/Makefile.am (final_layout): New test case.
6020 * testsuite/Makefile.in: Regenerate.
6021 * testsuite/final_layout.cc: New file.
6022 * testsuite/final_layout.sh: New file.
6024 2010-06-01 Rafael Espindola <espindola@google.com>
6026 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6028 2010-06-01 Rafael Espindola <espindola@google.com>
6030 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6031 visibility of symbols.
6033 2010-05-27 Doug Kwan <dougkwan@google.com>
6035 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6036 from start of output section instead of address for a local symbol
6037 in a merged or relaxed section when doing a relocatable link.
6039 2010-05-26 Rafael Espindola <espindola@google.com>
6042 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6043 adding sections the garbage collector removed.
6044 * gold/testsuite/Makefile.am: Add test.
6045 * gold/testsuite/Makefile.in: Regenerate.
6046 * gold/testsuite/plugin_test_7.sh: New.
6047 * gold/testsuite/plugin_test_7_1.c: New.
6048 * gold/testsuite/plugin_test_7_2.c: New.
6050 2010-05-26 Rafael Espindola <espindola@google.com>
6052 * script-sections.cc (Output_section_definition::set_section_addresses):
6053 Check for --section-start.
6055 2010-05-26 Doug Kwan <dougkwan@google.com>
6057 * arm.cc (Arm_scan_relocatable_relocs): New class.
6058 (Target_arm::relocate_special_relocatable): New method.
6059 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6060 (Arm_relocate_functions::thumb_branch_common): Same.
6061 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6062 instead of Default_scan_relocatable_relocs.
6063 * target-reloc.h (relocate_for_relocatable): Let target handle
6064 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6065 * target.h (Sized_target::relocate_special_relocatable): New method.
6067 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6069 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6071 2010-05-23 Doug Kwan <dougkwan@google.com>
6073 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6075 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6076 with a direct branch, not a conditional branch, to a stub.
6077 * merge.cc (Output_merge_base::record_input_section): New method
6079 (Output_merge_data::do_add_input_section): Record input section if
6080 keeps-input-sections flag is set.
6081 (Output_merge_string::do_add_input_section): Ditto.
6082 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6083 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6085 (Output_merge_base::keeps_input_sections,
6086 Output_merge_base::set_keeps_input_sections,
6087 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6089 (Output_merge_base::Input_sections): New type declaration.
6090 (Output_merge_base::input_sections_begin,
6091 Output_merge_base::input_sections_end,
6092 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6093 (Output_merge_base::bool keeps_input_sections_,
6094 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6095 Output_merge_base::input_sections_): New data members.
6096 (Output_merge_data::do_set_keeps_input_sections): New method
6098 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6099 * output.cc (Output_section::Input_section::relobj): Move method
6100 defintion from class declaration to here and handle merge sections.
6101 (Output_section::Input_section::shndx): Ditto.
6102 (Output_section::Output_section): Remove initializations of removed
6103 data members and initialize new data member LOOKUP_MAPS_.
6104 (Output_section::add_input_section): Set keeps-input-sections flag
6105 for a newly created merge output section as appropriate. Adjust code
6106 to use Output_section_lookup_maps class.
6107 (Output_section::add_relaxed_input_section): Adjst code for lookup
6108 maps code refactoring.
6109 (Output_section::add_merge_input_section): Add a new parameter
6110 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6111 class. If adding input section to a newly created merge output
6112 section fails, remove the new merge section.
6113 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6114 Adjust code for use of the Output_section_lookup_maps class.
6115 (Output_section::find_merge_section): Ditto.
6116 (Output_section::build_lookup_maps): New method defintion.
6117 (Output_section::find_relaxed_input_section): Adjust code to use
6118 Output_section_lookup_maps class.
6119 (Output_section::get_input_sections): Export merge sections. Adjust
6120 code to use Output_section_lookup_maps class.
6121 (Output_section:::add_script_input_section): Adjust code to use
6122 Output_section_lookup_maps class. Update lookup maps for merge
6124 (Output_section::discard_states): Use Output_section_lookup_maps.
6125 (Output_section::restore_states): Same.
6126 * output.h (Merge_section_properties): Move class defintion out of
6128 (Output_section_lookup_maps): New class.
6129 (Output_section::Input_section::is_merge_section): New method
6131 (Output_section::Input_section::relobj): Move defintion out of class
6132 defintion. Declare method only.
6133 (Output_section::Input_section::shndx): Ditto.
6134 (Output_section::Input_section::output_merge_base): New method defintion.
6135 (Output_section::Input_section::u2_.pomb): New union field.
6136 (Output_section::Merge_section_by_properties_map,
6137 Output_section::Output_section_data_by_input_section_map,
6138 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6140 (Output_section::add_merge_input_section): Add new parameter
6141 KEEPS_INPUT_SECTIONS.
6142 (Output_section::build_lookup_maps): New method declaration.
6143 (Output_section::merge_section_map_,
6144 Output_section::merge_section_by_properties_map_,
6145 Output_section::relaxed_input_section_map_,
6146 Output_section::is_relaxed_input_section_map_valid_): Remove data
6148 (Output_section::lookup_maps_): New data member.
6150 2010-05-21 Doug Kwan <dougkwan@google.com>
6153 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6154 avoid a compilation error.
6156 2010-05-19 Rafael Espindola <espindola@google.com>
6158 * script-sections.cc (Output_section_definition::allocate_to_segment):
6159 Update the phdrs_list even when the output section is NULL.
6160 * testsuite/Makefile.am: Add test.
6161 * testsuite/Makefile.in: Regenerate.
6162 * testsuite/script_test_9.cc: New.
6163 * testsuite/script_test_9.sh: New.
6164 * testsuite/script_test_9.t: New.
6166 2010-05-19 Doug Kwan <dougkwan@google.com>
6168 * arm.cc (Arm_input_section::original_size): New method.
6169 (Arm_input_section::do_addralign): Add a cast.
6170 (Arm_input_section::do_output_offset): Remove static cast.
6171 (Arm_input_section::original_addralign,
6172 Arm_input_section::original_size_): Change type to uint32_t.
6173 (Arm_input_section::init): Add safe casts for section alignment
6175 (Arm_input_section::set_final_data_size): Do not set address and
6176 offset of stub table.
6177 (Arm_output_section::fix_exidx_coverage): Change use of of
6178 Output_section::Simple_input_section to that of
6179 Output_section::Input_section.
6180 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6181 except for the first pass.
6182 * output.cc (Output_section::get_input_sections): Change type of
6183 input_sections to std::list<Input_section>.
6184 (Output_section::add_script_input_section): Rename from
6185 Output_section::add_simple_input_section. Change type of SIS
6186 parameter from Simple_input_section to Input_section.
6187 * output.h (Output_section::Simple_input_section): Remove class.
6188 (Output_section::Input_section): Change class visibility to public.
6189 (Output_section::Input_section::addralign): Use stored alignments
6190 for special input sections if set.
6191 (Output_section::Input_section::set_addralign): New method.
6192 (Output_section::get_input_sections): Change parameter type from
6193 list of Simple_input_section to list of Input_section.
6194 (Output_section::add_script_input_section): Rename from
6195 Output_section::add_simple_input_section. Change first parameter's
6196 type from Simple_input_section to Input_section and remove the
6197 second and third parameters.
6198 * script-sections.cc (Input_section::Input_section_list): Change
6199 type to list of Output_section::Input_section/
6200 (Input_section_info::Input_section_info): Change parameter type of
6201 INPUT_SECTION to Output_section::Input_section.
6202 (Input_section_info::input_section): Change return type.
6203 (Input_section_info::input_section_): Change type to
6204 Output_section::Input_section.
6205 (Output_section_element_input::set_section_addresses): Adjust code
6206 to use Output_section::Input_section instead of
6207 Output_section::Simple_input_section. Adjust code for renaming
6208 of Output_section::add_simple_input_section.
6209 (Orphan_output_section::set_section_addresses): Ditto.
6211 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6213 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6214 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6216 2010-05-18 Rafael Espindola <espindola@google.com>
6218 * options.cc (General_options::finalize): Handle -nostdlib.
6219 * options.h (nostdlib): New option.
6220 * script.cc (script_add_search_dir): Handle -nostdlib.
6222 2010-05-12 Doug Kwan <dougkwan@google.com>
6224 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6225 attributes section only if there no attributes section after merging.
6226 (Target_arm::merge_object_attributes): Move value of
6227 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6228 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6229 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6230 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6231 and arm_attr_merge_7.stdout.
6232 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6233 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6234 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6235 arm_attr_merge_7b.o): New rules.
6236 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6238 * testsuite/Makefile.in: Regenerate.
6239 * testsuite/arm_attr_merge.sh: New file.
6240 * testsuite/arm_attr_merge_[67][ab].s: Same.
6242 2010-05-05 Nick Clifton <nickc@redhat.com>
6244 * po/es.po: Updated Spanish translation.
6246 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6248 * Makefile.am (install-exec-local): Properly install gold as
6249 default cross linker.
6250 * Makefile.in: Regenerated.
6252 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6253 Nick Clifton <nickc@redhat.com>
6255 * configure.ac (install_as_default): Define and set to false
6256 unless --enable-gold or --enable-gold=both/gold has been
6258 * configure: Regenerate.
6260 * Makefile.am (install-exec-local): Install the executable as
6261 'ld.gold'. If install_as_default is true then also install it as
6263 * Makefile.in: Regenerated.
6265 2010-04-24 Ian Lance Taylor <iant@google.com>
6267 * layout.cc (Layout::layout_reloc): In relocatable link don't
6268 combine reloc sections for grouped sections.
6270 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6272 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6273 sections that are not ordinary to icf.
6274 * icf.cc (get_section_contents): Handle relocation pointing to section
6275 with no object or shndx information.
6276 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6277 * testsuite/Makefile.in: Regenerate.
6278 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6279 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6281 2010-04-22 Ian Lance Taylor <iant@google.com>
6283 * expression.cc (Expression::Expression_eval_info): Add
6284 result_alignment_pointer field.
6285 (Expression::eval_with_dot): Add result_alignment_pointer
6286 parameter. Change all callers.
6287 (Expression::eval_maybe_dot): Likewise.
6288 (class Binary_expression): Add alignment_pointer parameter to
6289 left_value and right_value. Change all callers.
6290 (BINARY_EXPRESSION): Set result alignment.
6291 (class Trinary_expression): Add alignment_pointer parameter to
6292 arg2_value and arg3_value. Change all callers.
6293 (Trinary_cond::value): Set result alignment.
6294 (Max_expression::value, Min_expression::value): Likewise.
6295 (Align_expression::value): Likewise.
6296 * script-sections.cc (class Sections_element): Add dot_alignment
6297 parameter to set_section_addresses virtual function. Update
6299 (class Output_section_element): Likewise.
6300 (Script_sections::create_segments): Add dot_alignment parameter.
6302 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6303 (Script_sections::set_phdrs_clause_addresses): Likewise.
6304 * script-sections.h: Update declarations.
6305 * script.h: Update declarations.
6306 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6308 * testsuite/script_test_3.t: Set large alignment.
6309 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6310 segment has expected alignment.
6312 2010-04-22 Nick Clifton <nickc@redhat.com>
6314 * po/gold.pot: Updated by the Translation project.
6315 * po/vi.po: Updated Vietnamese translation.
6317 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6319 * testsuite/Makefile.am (check_PROGRAMS): Add
6320 icf_virtual_function_folding_test.
6321 * testsuite/Makefile.in: Regenerated.
6323 2010-04-15 Andrew Haley <aph@redhat.com>
6325 * options.h (merge_exidx_entries): New option.
6326 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6327 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6328 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6329 (Target_arm::merge_exidx_entries): New function.
6330 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6331 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6332 to Arm_exidx_fixup constructor.
6333 Add new arg, merge_exidx_entries.
6334 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6335 Arm_output_section::fix_exidx_coverage.
6337 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6339 * icf.cc (get_section_contents): Check for preemptible functions.
6340 Ignore addend when appropriate.
6341 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6343 (add_from_relobj): Check for section folded.
6344 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6345 * symtab.h (should_add_dynsym_entry): Add new parameter.
6346 * target-reloc.h (scan_relocs): Check for section folded.
6347 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6348 Check reloc types for function pointers in shared objects.
6349 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6351 (icf_preemptible_functions_test): New test case.
6352 (icf_string_merge_test): New test case.
6353 * testsuite.Makefile.in: Regenerate.
6354 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6355 bar_glob. Refactor code.
6356 * testsuite/icf_preemptible_functions_test.cc: New file.
6357 * testsuite/icf_preemptible_functions_test.sh: New file.
6358 * testsuite/icf_string_merge_test.cc: New file.
6359 * testsuite/icf_string_merge_test.sh: New file.
6360 * testsuite/icf_virtual_function_folding_test.cc: New file.
6361 * testsuite/icf_virtual_function_folding_test.sh: New file.
6363 2010-04-14 Doug Kwan <dougkwan@google.com>
6365 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6366 for local symbol recounting if we remove a section due to ICF.
6367 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6368 there are no regular objects in input.
6370 2010-04-13 Doug Kwan <dougkwan@google.com>
6372 * arm.cc (Arm_input_section::set_final_data_size): Compute
6373 accurate final data size instead of using current data size.
6375 2010-04-09 Doug Kwan <dougkwan@google.com>
6377 * layout.cc (Layout::choose_output_section): Handle script section
6379 (Layout::make_output_section_for_script): Add section type parameter.
6380 Handle script section types.
6381 * layout.h (Layout::make_output_section_for_script): Add section
6383 * output.cc (Output_section::Output_section): Initialize data member
6385 (Output_section::do_reset_address_and_file_offset): Do not set address
6386 to 0 if section is a NOLOAD section.
6387 * output.h (Output_section::is_noload): New method.
6388 (Output_section::set_is_noload): Ditto.
6389 (Output_section::is_noload_): New data member.
6390 * script-c.h (Script_section_type): New enum type.
6391 (struct Parser_output_section_header): Add new file section_type.
6392 * script-sections.cc (Sections_element::output_section_name): Add
6393 parameter for returning script section type.
6394 (Output_section_definition::output_section_name): Ditto.
6395 (Output_section_definition::section_type)P; New method.
6396 (Output_section_definiton::script_section_type_name): Ditto.
6397 (Output_section_definition::script_section_type_): New data member.
6398 (Output_section_definition::Output_section_definition): Initialize
6399 data member Output_section_definition::script_section_type_.
6400 (Output_section_definition::create_sections): Pass script section type
6401 to Layout::make_output_section_for_script.
6402 (Output_section_definition::output_section_name): Return script
6403 section type to caller.
6404 (Output_section_definition::set_section_address): Do not advance
6405 dot value and load address if section type is NOLOAD. Set address
6406 of NOLOAD sections regardless of section flags.
6407 (Output_section_definition::print): Print section type if it is
6408 not SCRIPT_SECTION_TYPE_NONE.
6409 (Output_section_definition::section_type): New method.
6410 (Output_section_definition::script_section_type_name): Ditto.
6411 (Script_sections::output_section_name): Add new parameter
6412 PSECTION_TYPE for returning script section type. Pass it to
6413 section elements. Handle discard sections.
6414 (Sort_output_sections::operator()): Handle NOLOAD sections.
6415 * script-sections.h (Script_sections::Section_type): New enum type.
6416 (Script_sections::output_section_name): Add a new parameter for
6417 returning script section type.
6418 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6420 * yyscript.y (union): Add new field SECTION_TYPE.
6421 (COPY, DSECT, INFO, NOLOAD): New tokens.
6422 (opt_address_and_section_type): Change type to output_section_header.
6423 (section_type): New non-terminal
6424 (section_header): Handle section type.
6425 (opt_address_and_section_type): Return section type value.
6427 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6429 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6430 * testsuite/plugin_common_test_2.c (foo): Likewise.
6432 2010-04-08 Doug Kwan <dougkwan@google.com>
6434 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6436 * output.cc (Output_section::add_merge_input_section): Simplify
6437 code and return status of Output_merge_base::add_input_section.
6438 Update merge section map only if Output_merge_base::add_input_section
6441 2010-04-07 Doug Kwan <dougkwan@google.com>
6443 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6444 if section is marked as containing instructions but has no mapping
6446 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6447 correct section index.
6448 (Arm_relobj::find_linked_text_section): Ditto.
6450 2010-04-07 Cary Coutant <ccoutant@google.com>
6452 * archive.cc (include_member): Destroy Read_symbols_data object before
6454 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6455 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6456 (Read_symbols_data::~Read_symbols_data) New destructor.
6457 (Section_relocs::Section_relocs) New constructor.
6458 (Section_relocs::~Section_relocs) New destructor.
6459 (Read_relocs_data::Read_relocs_data) New constructor.
6460 (Read_relocs_data::~Read_relocs_data) New destructor.
6461 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6462 pointers to NULL after deleting.
6464 2010-04-07 Doug Kwan <dougkwan@google.com>
6466 * arm.cc: Replace "endianity" with "endianness" in comments.
6467 (Arm_exidx_cantunwind): Ditto.
6468 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6469 (Arm_relobj::merge_flags_and_attributes): New method.
6470 (Arm_relobj::merge_flags_and_attributes_): New data member.
6471 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6472 (Arm_relobj::scan_sections_for_stubs): Ditto.
6473 (Arm_relobj::do_read_symbols): Check to see if we really want to
6474 merge processor-specific flags and attributes. Exit early if
6475 an object is empty except for section names and the undefined symbol.
6476 (Target_arm::do_finalize_sections): Move check for ELF format to
6477 Arm_relobj::do_read_symbols. Merge processor specific flags and
6478 attributes from a regular object only when we have determined that
6479 it is aapropriate. Do not create an .ARM.attributes section in
6480 output if there is no regular input object.
6481 (Target_arm::merge_processor_specific_flags): Check
6482 --warn-mismatch before printing any error.
6483 (Target_arm::merge_object_attributes): Ditto.
6484 * gold.cc (queue_middle_tasks): Handle the case in which there is
6485 no regular object in input.
6486 * options.cc (General_options::parse_EB): New method.
6487 (General_options::parse_EL): Same.
6488 (General_options::General_options): Initialize endianness_.
6489 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6491 (General_options::Endianness): New enum.
6492 (General_options::endianness): New method.
6493 (General_options::endianness_): New data member.
6494 * parameters.cc (Parameters::set_options): Check target endianness.
6495 (Parameters::set_target_once): Ditto.
6496 (Parameters::check_target_endianness): New method.
6497 (parameters_force_valid_target): If either -EL or -EB is specified,
6498 use it to define endianness of default target.
6499 * parameters.h (Parameters::check_target_endianness): New method
6501 * target.h (class Target): Change "endianity" to "endianness"
6504 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6506 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6507 * configure: Regenerate.
6508 * Makefile.in: Regenerate.
6509 * testsuite/Makefile.in: Regenerate.
6511 2010-04-06 Cary Coutant <ccoutant@google.com>
6514 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6515 prevailing definitions of common symbols.
6516 * testsuite/plugin_test_6.sh: New test case.
6517 * testsuite/plugin_common_test_1.c: New test case.
6518 * testsuite/plugin_common_test_2.c: New test case.
6519 * testsuite/Makefile.am (plugin_test_6): New test case.
6520 * testsuite/Makefile.in: Regenerate.
6522 2010-04-06 Nick Clifton <nickc@redhat.com>
6524 * po/vi.po: New Vietnamese translation.
6526 2010-03-30 Doug Kwan <dougkwan@google.com>
6528 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6530 2010-03-25 Doug Kwan <dougkwan@google.com>
6532 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6533 to avoid a conversion warning on a 32-bit host.
6535 2010-03-24 Ian Lance Taylor <iant@google.com>
6537 * testsuite/script_test_3.t: Add a TLS segment.
6538 * testsuite/Makefile.am (check_PROGRAMS): Add
6539 tls_phdrs_script_test.
6540 (tls_phdrs_script_test_SOURCES): Define.
6541 (tls_phdrs_script_test_DEPENDENCIES): Define.
6542 (tls_phdrs_script_test_LDFLAGS): Define.
6543 (tls_phdrs_script_test_LDADD): Define.
6544 * testsuite/Makefile.in: Rebuild.
6546 2010-03-23 Cary Coutant <ccoutant@google.com>
6548 * fileread.cc (find_or_make_view): Fix comment.
6550 2010-03-23 Ian Lance Taylor <iant@google.com>
6552 * script-sections.cc (class Orphan_section_placement): Define
6553 PLACE_TLS and PLACE_TLS_BSS.
6554 (Orphan_section_placement::Orphan_section_placement): Initialize
6556 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6557 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6558 (tls_script_test_SOURCES): Define.
6559 (tls_script_test_DEPENDENCIES): Define.
6560 (tls_script_test_LDFLAGS): Define.
6561 (tls_script_test_LDADD): Define.
6562 * testsuite/Makefile.in: Rebuild.
6564 2010-03-22 Doug Kwan <dougkwan@google.com>
6566 * arm.cc (Arm_relocate_functions::abs8,
6567 Arm_relocate_functions::abs16): Use correct check for overflow
6568 specified in the ARM ELF specs.
6569 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6570 target of a BLX instruction specially.
6571 (Reloc_stub::stub_type_for_reloc): Ditto.
6572 (Relocate::relocate): Use symbolic names instead of numeric relocation
6573 codes to report error.
6574 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6576 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6577 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6578 thumb2_blx_out_of_range.stdout
6579 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6580 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6581 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6582 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6583 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6584 thumb2_blx_in_range, thumb2_blx_in_range.o,
6585 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6586 thumb2_blx_out_of_range.o): New rules.
6587 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6588 thumb2_blx_in_range and thumb2_blx_out_of_range.
6589 * testsuite/Makefile.in: Regenerate.
6590 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6591 * testsuite/thumb_blx_in_range.s: New file.
6592 * testsuite/thumb_blx_out_of_range.s: New file.
6594 2010-03-22 Rafael Espindola <espindola@google.com>
6596 * archive.cc (Should_include): Move to archive.h.
6597 (should_include_member): Make it a member of Archive.
6599 (Add_lib_group_symbols): New.
6600 * archive.h: Include options.h.
6601 (Archive_member): Moved from Archive.
6602 (Should_include): Moved from archive.cc.
6604 (Add_lib_group_symbols): New.
6605 * dynobj.cc (do_should_include_member): New.
6606 * dynobj.h (do_should_include_member): New.
6607 * gold.cc (queue_initial_tasks): Update call to queue.
6608 * main.cc (main): Print lib group stats.
6609 * object.cc (do_should_include_member): New.
6610 * object.h: Include archive.h.
6611 (Object::should_include_member): New.
6612 (Object::do_should_include_member): New.
6613 (Sized_relobj::do_should_include_member): New.
6614 * options.cc (General_options::parse_start_lib): New.
6615 (General_options::parse_end_lib): New.
6616 (Input_arguments::add_file): Handle lib groups.
6617 (Input_arguments::start_group): Check we are not in a lib.
6618 (Input_arguments::start_lib): New.
6619 (Input_arguments::end_lib): New.
6620 * options.h (General_options): Add start_lib and end_lib.
6621 (Input_argument::lib_): New.
6622 (Input_argument::lib): New.
6623 (Input_argument::is_lib): New.
6624 (Input_file_lib): New.
6625 (Input_arguments::in_lib_): New.
6626 (Input_arguments::in_lib): New.
6627 (Input_arguments::start_lib): New.
6628 (Input_arguments::end_lib_): New.
6629 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6630 in unused members as preempted.
6631 (Sized_pluginobj::do_should_include_member): New.
6632 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6633 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6635 (Read_symbols::do_whole_lib_group): New.
6636 (Read_symbols::do_lib_group): New.
6637 (Read_symbols::do_read_symbols): Handle lib groups.
6638 (Read_symbols::get_name): Handle lib groups.
6639 * readsyms.h (Read_symbols): Add an archive member pointer.
6640 (Read_symbols::do_whole_lib_group): New.
6641 (Read_symbols::do_lib_group): New.
6642 (Read_symbols::member_): New.
6643 * script.cc (read_input_script): Update call to queue_soon.
6645 2010-03-19 Doug Kwan <dougkwan@google.com>
6647 * arm.cc (Stub_table::Stub_table): Initialize new data members
6648 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6649 (Stub_table::add_reloc_stub): Assign stub offset and update
6650 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6651 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6653 (Stub_table::update_data_size_and_addralign): Use
6654 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6655 instead of going over all reloc stubs.
6656 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6657 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6658 Stringpool_template::offset_ to size of Stringpool_char.
6659 (Stringpool_template::new_key_offset): Remove code to initialize
6660 Stringpool_template::offset_.
6661 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6662 Stringpool_template::offset_ to zero.
6664 2010-03-15 Doug Kwan <dougkwan@google.com>
6666 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6668 (Stringpool_template::new_key_offset): New method.
6669 (Stringpool_template::add_string): Assign offsets when adding new
6671 (Stringpool_template::set_string_offsets): Do not set string offsets
6672 when not optimizing.
6673 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6675 (Chunked_vector::clear): Clear size_.
6676 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6677 (Chunked_vector::size): Return size_.
6678 (Chunked_vector::push_back): Use size_ to find insert position.
6679 (Chunked_vector::size_): New data member.
6680 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6681 (Stringpool_template::new_key_offset): New method declaration.
6682 (Stringpool_template::offset_): New data member.
6684 2010-03-15 Rafael Espindola <espindola@google.com>
6686 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6687 Add_symbols' constructor.
6688 * readsyms.h (Add_symbols): Remove the input_group member.
6690 2010-03-10 Ian Lance Taylor <iant@google.com>
6692 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6693 target to ask whether a reference to a symbol requires a stack
6695 * target.h (Target::is_call_to_non_split): New function.
6696 (Target::do_is_call_to_non_split): Declare virtual function.
6697 * target.cc: Include "symtab.h".
6698 (Target::do_is_call_to_non_split): New function.
6699 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6701 2010-03-10 Cary Coutant <ccoutant@google.com>
6703 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6704 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6705 (File_read::open[2]): Add whole_file_view_ to list of views.
6706 (File_read::make_view): Remove test of whole_file_view_.
6707 (File_read::find_or_make_view): Create whole_file_view_ if
6709 (File_read::clear_views): Replace bool parameter with enum;
6710 adjust all callers. Don't delete views with permanent data;
6711 do delete cached views and views from archives if
6712 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6713 if clearing the corresponding view.
6714 * fileread.h (File_read::Clear_views_mode): New enum.
6715 (File_read::View::is_permanent_view): New method.
6716 (File_read::clear_views): Replace bool parameter
6717 with enum; adjust all callers.
6718 * options.h (General_options): Change keep_files_mapped option;
6719 add map_whole_files.
6720 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6722 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6725 2010-03-10 David S. Miller <davem@davemloft.net>
6727 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6729 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6731 * icf.cc (get_section_contents): Add '@' marker after processing the
6734 2010-03-08 Doug Kwan <dougkwan@google.com>
6736 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6737 due to a conversion warning.
6738 (Arm_relobj::update_output_local_symbol_count): Check for local
6739 symbol with unset output index.
6741 2010-03-05 Ian Lance Taylor <iant@google.com>
6743 * options.h (class General_options): Add --spare-dynamic-tags.
6744 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6745 --spare-dynamic-tags.
6747 2010-03-05 Ian Lance Taylor <iant@google.com>
6749 * incremental.cc: Include "libiberty.h".
6751 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6753 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6754 function, is_info_ member.
6755 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6756 (Versions::Versions): Update caller.
6757 (Versions::define_base_version): Likewise.
6758 (Versions::add_def): Likewise.
6760 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6762 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6763 (Scan::possible_function_pointer_reloc): New function.
6764 (Scan::local_reloc_may_be_function_pointer): Change to call
6765 possible_function_pointer_reloc.
6766 (Scan::global_reloc_may_be_function_pointer): Ditto.
6767 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6768 relocations in ".data.rel.ro._ZTV" section.
6769 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6770 * testsuite/icf_safe_so_test.cc: Ditto.
6771 * testsuite/icf_safe_test.cc: Ditto.
6772 * testsuite/icf_safe_test.sh: Ditto.
6774 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6775 Ian Lance Taylor <iant@google.com>
6777 * target-reloc.h (relocate_section): Check the symbol table index
6778 for -1U before setting the local symbol index.
6779 (scan_relocatable_relocs): If copying the relocation, record that
6780 the local symbol is required.
6781 * object.h (Symbol_value::is_output_symtab_index_set): New
6783 (Symbol_value::may_be_discarded_from_output_symtab): New
6785 (Symbol_value::has_output_symtab_entry): New function.
6786 (Symbol_value::needs_output_symtab_entry): Remove.
6787 (Symbol_value::output_symtab_index): Make sure the symbol index is
6789 (Symbol_value::set_output_symtab_index): Make sure the symbol
6790 index is not set. Make sure the new index is valid.
6791 (Symbol_value::set_must_have_output_symtab_entry): New function.
6792 (Symbol_value::has_output_dynsym_entry): New function.
6793 (Symbol_value::set_output_dynsym_index): Make sure the new index
6795 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6796 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6797 local symbol if permitted.
6798 (Sized_relobj::do_finalize_local_symbols): Call
6799 is_output_symtab_index_set rather than needs_output_symtab_entry.
6800 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6801 rather than needs_output_symtab_entry. Call
6802 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6803 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6804 is_output_symtab_index_set rather than needs_output_symtab_entry.
6805 * testsuite/discard_locals_relocatable_test.c: New file.
6806 * testsuite/discard_locals_test.sh: Test -r.
6807 * testsuite/Makefile.am (check_DATA): Add
6808 discard_locals_relocatable_test1.syms,
6809 discard_local_relocatable_test2.syms.
6810 (MOSTLYCLEANFILES): Likewise. Also add
6811 discard_locals_relocatable_test1.lout and
6812 discard_locals_relocatable_test2.out.
6813 (discard_locals_relocatable_test1.syms): New target.
6814 (discard_locals_relocatable_test.o): New target.
6815 (discard_locals_relocatable_test1.out): New target.
6816 (discard_locals_relocatable_test2.syms): New target.
6817 (discard_locals_relocatable_test2.out): New target.
6818 (various): Add missing ../ld-new dependencies.
6819 * testsuite/Makefile.in: Rebuild.
6821 2010-03-03 Nick Clifton <nickc@redhat.com>
6823 * po/fi.po: New Finnish translation.
6825 2010-03-01 Doug Kwan <dougkwan@google.com>
6827 * layout.cc (Layout::Layout): Force section types of .init_array*,
6828 .preinit_array* and .fini_array* sections.
6829 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6830 Fix check of return value of std::string::find.().
6831 (Output_section::Input_section_sort_compare::operator()): Remove
6832 comment about .init_array.
6833 (Output_section::Input_section_sort_init_fini_compare::operator()):
6835 (Output_section::sort_attached_input_sections): Handle .init_array
6836 and .fini_array specially.
6837 * output.h (Output_section::Inut_section_sort_compare): Update
6839 (Output_section::Input_section_sort_init_fini_compare): New struct.
6841 2010-02-26 Doug Kwan <dougkwan@google.com>
6843 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6844 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6845 * testsuite/debug_msg.sh: Avoid matching source line number for
6846 use of global variable undef_int.
6848 2010-02-26 Doug Kwan <dougkwan@google.com>
6850 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6851 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6852 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6853 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6854 * options.cc (General_options::General_options): Initialize member
6856 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6857 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6858 and rm_no_fix_v4bx.stdout
6859 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6860 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6861 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6862 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6863 and arm_no_fix_v4bx.
6864 * Makefile.in: Regenerate.
6865 * testsuite/arm_fix_v4bx.s: New file.
6866 * testsuite/arm_fix_v4bx.sh: Ditto.
6868 2010-02-24 Doug Kwan <dougkwan@google.com>
6870 * arm.cc (Target_arm::got_section): Make the .got section the first
6871 non RELRO section in the data segment.
6872 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6873 suffixes of section names.
6875 2010-02-24 Doug Kwan <dougkwan@google.com>
6877 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6878 flags and attributes merging if an input file is a binary file.
6879 * fileread.cc (Input_file::open): Record format of original file.
6880 * fileread.h (Input_file::Format): New enum type.
6881 (Input_file::Input_file): Initialize data member format_.
6882 (Input_file::format): New method definition.
6883 (Input_file::format_):: New data member.
6885 2010-02-24 Doug Kwan <dougkwan@google.com>
6887 * arm.cc (Arm_output_data_got): New class.
6888 (ARM_TCB_SIZE): New constant
6889 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6890 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6891 If user uses a script with a SECTIONS clause, issue only a warning
6892 for a misplaced EXIDX input section. Otherwise, issue an error.
6893 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6895 (Target_arm::got_mode_index_entry): Handle static linking.
6896 (Target_arm::Scan::local): Ditto.
6897 (Target_arm::Scan::global): Ditto.
6898 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6899 all incorrectly implemented relocations.
6900 (Target_arm::fix_exidx_coverage): Pass layout to
6901 Arm_output_section::fix_exidx_coverage.
6902 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6903 from ".ARM.exidx." and ".ARM.extab.".
6905 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6907 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6908 section if it does not already exist.
6909 * attributes.cc (Attributes_section_data::Attributes_section_data):
6910 Don't crash if size is zero.
6912 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6913 Ian Lance Taylor <iant@google.com>
6915 * gold.cc (queue_middle_tasks): If no input files were opened,
6917 * workqueue.h (Task_function::Task_function): Assert that there is
6920 2010-02-22 Doug Kwan <dougkwan@google.com>
6922 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6923 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6924 types to avoid warnings due to different uint64_t implementations
6927 2010-02-21 Doug Kwan <dougkwan@google.com>
6929 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6930 handling of the maximum backward branch offset.
6931 (Arm_relocate_functions::thumb_branch_common): Ditto.
6932 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6933 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6934 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6935 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6936 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6937 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6938 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6939 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6940 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6941 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6942 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6943 thumb2_bl_out_of_range.o): New rules.
6944 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6945 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6946 thumb2_bl_out_of_range
6947 * testsuite/Makefile.in: Regenerate.
6948 * testsuite/arm_bl_in_range.s: New file.
6949 * testsuite/arm_bl_out_of_range.s: Ditto.
6950 * testsuite/arm_branch_in_range.sh: Ditto.
6951 * testsuite/arm_branch_range.t: Ditto.
6952 * testsuite/thumb2_branch_range.t: Ditto.
6953 * testsuite/thumb_bl_in_range.s: Ditto.
6954 * testsuite/thumb_bl_out_of_range.s: Ditto.
6955 * testsuite/thumb_branch_range.t: Ditto.
6957 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6959 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6960 Add reloc offset information.
6961 * icf.cc (get_section_contents): Change iterators to point to the new
6962 vectors. Add reloc offset information to the contents.
6963 * icf.h (Icf::Sections_reachable_info): New typedef.
6964 (Icf::Sections_reachable_list): New typedef.
6965 (Icf::Offset_info): New typedef.
6966 (Icf::Reloc_info): New struct typedef.
6967 (Icf::Reloc_info_list): New typedef.
6968 (Icf::symbol_reloc_list): Delete method.
6969 (Icf::addend_reloc_list): Delete method.
6970 (Icf::section_reloc_list): Delete method.
6971 (Icf::reloc_info_list): New method.
6972 (Icf::reloc_info_list_): New member.
6974 2010-02-19 Doug Kwan <dougkwan@google.com>
6976 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6977 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6978 * arm.cc (Arm_relocation_functions): New forward declaration.
6979 (Target_arm::Target_arm): Initialize new data members
6980 got_mod_index_offset_ and tls_base_symbol_defined_.
6981 (Target_arm::Relocate::relocate_tls): New method.
6982 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6983 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6985 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6986 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6987 (Target_arm::got_mod_index_offset_,
6988 Target_arm::tls_base_symbol_defined_): New data members.
6989 (Target_arm::Scan::local, Target::Scan::global,
6990 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6993 2010-02-18 Doug Kwan <dougkwan@google.com>
6995 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6996 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6997 text section as a parameter becuase some broken tools may not set
6998 the link in section header.
6999 (Target_arm::has_got_section): New method.
7000 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
7001 without any mapping symbol as data only. Remove warning.
7002 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
7003 link in its section header, try to discover the link by inspecting the
7004 REL31 relocation at the beginning of the section.
7005 (Target_arm::Scan::check_non_pic): Report name of offending relocation
7007 (Target_arm::Scan::global): Treat any reference to the symbol
7008 _GLOBAL_OFFSET_TABLE_ as a GOT access.
7010 2010-02-12 Sriraman Tallam <tmsriram@google.com>
7012 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
7013 (Scan::global_reloc_may_be_function_pointer): New function.
7014 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7015 (Scan::global_reloc_may_be_function_pointer): New function.
7016 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
7017 (Scan::global_reloc_may_be_function_pointer): New function.
7018 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
7019 (Scan::global_reloc_may_be_function_pointer): New function.
7020 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
7021 (Scan::global_reloc_may_be_function_pointer): New function.
7022 (Scan::possible_function_pointer_reloc): New function.
7023 (Target_x86_64::can_check_for_function_pointers): New function.
7024 * gc.h (gc_process_relocs): Scan relocation types to determine if
7025 function pointers were taken for targets that support it.
7026 * icf.cc (Icf::find_identical_sections): Include functions for
7027 folding in safe ICF whose pointer is not taken.
7028 * icf.h (Secn_fptr_taken_set): New typedef.
7029 (fptr_section_id_): New member.
7030 (section_has_function_pointers): New function.
7031 (set_section_has_function_pointers): New function.
7032 (check_section_for_function_pointers): New function.
7033 * options.h: Fix comment for safe ICF option.
7034 * target.h (can_check_for_function_pointers): New function.
7035 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7036 Modify icf_safe_test for X86-64.
7037 * testsuite/Makefile.in: Regenerate.
7038 * testsuite/icf_safe_so_test.cc: New file.
7039 * testsuite/icf_safe_so_test.sh: New file.
7040 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7041 (main): Change to take pointer to function kept_func_3.
7042 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7043 folding is done correctly for X86-64.
7045 2010-02-12 David S. Miller <davem@davemloft.net>
7047 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7048 is_symbolless parameter.
7049 (Output_reloc<SHT_REL>::is_symbolless): New.
7050 (Output_reloc<SHT_REL>::is_symbolless_): New.
7051 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7052 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7053 (Output_reloc<SHT_RELA>::is_symbolless): New.
7054 (Output_data_reloc::add_global): Handle is_symbolless.
7055 (Output_data_reloc::add_global_relative): Likewise.
7056 (Output_data_reloc::add_local): Likewise.
7057 (Output_data_reloc::add_local_relative): Likewise.
7058 (Output_data_reloc::add_symbolless_global_addend): New.
7059 (Output_data_reloc::add_symbolless_local_addend): New.
7060 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7062 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7063 instead of ->is_relative_
7064 (Output_reloc::write): Likewise.
7065 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7066 (Output_reloc::write_rel): Simplify.
7068 * sparc.cc (Target_sparc::Scan::local): Use
7069 ->add_symbolless_local_addend as needed.
7070 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7071 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7072 based upon relocation offset.
7074 2010-02-11 Doug Kwan <dougkwan@google.com>
7076 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7077 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7078 beginning of function.
7079 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7080 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7081 parameter is_32bit in calls to should_apply_static_reloc.
7082 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7083 (check_DATA): Add arm_abs_global.stdout.
7084 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7085 arm_abs_global.stdout): New rules.
7086 (MOSTLLYCLEANFILES): Add arm_abs_global
7087 * Makefile.in: Regenerate.
7088 * testsuite/arm_abs_global.s: New file.
7089 * testsuite/arm_abs_global.sh: Ditto.
7090 * testsuite/arm_abs_lib.s: Ditto.
7092 2010-02-11 Ian Lance Taylor <iant@google.com>
7094 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7096 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7097 Allocate_commons_task first.
7098 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7099 task, rather than symtab_lock_.
7100 (Gc_process_relocs::~Gc_process_relocs): New function.
7101 (Gc_process_relocs::is_runnable): Check this_blocker_.
7102 (Gc_process_relocs::locks): Use next_blocker_ rather than
7104 (Scan_relocs::~Scan_relocs): New function.
7105 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7107 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7109 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7110 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7111 constructor accordingly.
7112 (class Gc_process_relocs): Likewise.
7113 (class Scan_relocs): Likewise.
7114 * common.h (class Allocate_commons_task): Remove symtab_lock_
7115 field, and corresponding constructor parameter.
7116 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7118 (Allocate_commons_task::locks): Likewise.
7120 2010-02-11 Ian Lance Taylor <iant@google.com>
7122 * gold-threads.h (class Once): Define.
7123 (class Initialize_lock): Rewrite as child of Once.
7124 * gold-threads.cc (class Once_initialize): Define.
7125 (once_pointer_control): New static variable.
7126 (once_pointer, once_arg): New static variables.
7127 (c_run_once): New static function.
7128 (Once::Once, Once::run_once, Once::internal_run): New functions.
7129 (class Initialize_lock_once): Remove.
7130 (initialize_lock_control): Remove.
7131 (initialize_lock_pointer): Remove.
7132 (initialize_lock_once): Remove.
7133 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7134 (Initialize_lock::initialize): Rewrite.
7135 (Initialize_lock::do_run_once): New function.
7136 * archive.cc (Archive::interpret_header): Only clear name if it is
7138 * fileread.cc: Include "gold-threads.h"
7139 (file_counts_lock): New static variable.
7140 (file_counts_initialize_lock): Likewise.
7141 (File_read::release): Only increment counts when using --stats.
7142 Use a lock around the increment.
7143 * parameters.cc (class Set_parameters_target_once): Define.
7144 (set_parameters_target_once): New static variable.
7145 (Parameters::Parameters): Move here from parameters.h.
7146 (Parameters::set_target): Rewrite.
7147 (Parameters::set_target_once): New function.
7148 (Parameters::clear_target): Move here and rewrite.
7149 * parameters.h (class Parameters): Update declarations. Add
7150 set_parameters_target_once_ field.
7151 (Parameters::Parameters): Move to parameters.cc.
7152 (Parameters::clear_target): Likewise.
7153 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7155 (Start_group::~Start_group): New function.
7156 (Start_group::is_runnable): New function.
7157 (Start_group::locks, Start_group::run): New functions.
7158 (Finish_group::run): Change saw_undefined to size_t.
7159 * readsyms.h (class Start_group): Define.
7160 (class Finish_group): Change saw_undefined_ field to size_t.
7161 (Finish_group::Finish_group): Remove saw_undefined and
7162 this_blocker parameters. Change all callers.
7163 (Finish_group::set_saw_undefined): New function.
7164 (Finish_group::set_blocker): New function.
7165 * symtab.h (class Symbol_table): Change saw_undefined to return
7166 size_t. Change saw_undefined_ field to size_t.
7167 * target-select.cc (Set_target_once::do_run_once): New function.
7168 (Target_selector::Target_selector): Initialize set_target_once_
7169 field. Don't initialize lock_ and initialize_lock_ fields.
7170 (Target_selector::instantiate_target): Rewrite.
7171 (Target_selector::set_target): New function.
7172 * target-select.h (class Set_target_once): Define.
7173 (class Target_selector): Update declarations. Make
7174 Set_target_once a friend. Remove lock_ and initialize_lock_
7175 fields. Add set_target_once_ field.
7177 2010-02-10 Ian Lance Taylor <iant@google.com>
7179 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7181 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7182 (queue_middle_tasks): Add all blockers before queueing any tasks.
7183 (queue_final_tasks): Likewise.
7184 * token.h (Task_token::add_blockers): New function.
7185 * object.h (Input_objects::number_of_relobjs): New function.
7187 2010-02-10 Ian Lance Taylor <iant@google.com>
7189 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7190 shared, not if not position independent.
7191 * x86_64.cc (Relocate::relocate_tls): Likewise.
7192 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7193 (tls_pie_pic_test): New target.
7194 * testsuite/Makefile.in: Rebuild.
7196 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7197 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7198 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7199 * testsuite/Makefile.in: Rebuild.
7201 2010-02-09 David S. Miller <davem@davemloft.net>
7203 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7204 R_SPARC_RELATIVE using ->add_local_relative().
7205 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7207 * output.h (Output_data_dynamic::add_section_size): New method
7208 that takes two Output_data objects.
7209 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7210 entry param. Handle it in initializers.
7211 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7212 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7213 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7215 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7216 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7217 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7218 for dynrel_includes_plt.
7219 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7220 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7221 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7223 (Target_sparc::do_finalize_sections): Update to pass true for
7224 dynrel_includes_plt.
7225 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7226 output before .rela.plt
7227 (Target_powerpc::do_finalize_sections): Update to pass true for
7228 dynrel_includes_plt when 32-bit.
7230 2010-02-08 Doug Kwan <dougkwan@google.com>
7232 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7234 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7235 Arm_relobj::scan_section_for_cortex_a8_stubs,
7236 Arm_relobj::do_relocation_section): Instead of calling
7237 Output_section::output_address, use faster
7238 Arm_relobj::simple_input_section_output_address.
7240 2010-02-08 David S. Miller <davem@davemloft.net>
7242 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7243 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7244 relocation helper function.
7246 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7247 just like R_SPARC_GOT{10,13,22}.
7248 (Target_sparc::Scan::local): Likewise.
7249 (Target_sparc::Relocate:relocate): Likewise.
7251 2010-02-06 Ian Lance Taylor <iant@google.com>
7253 * configure.ac: Rewrite targetobjs duplicate removal code to use
7254 only shell constructs.
7255 * configure: Rebuild.
7257 2010-02-05 Doug Kwan <dougkwan@google.com>
7260 * arm.cc (Arm_relobj::section_is_scannable): New method.
7261 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7262 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7264 2010-02-04 Doug Kwan <dougkwan@google.com>
7267 * arm-reloc-property.cc (cstdio): Include.
7268 * configure.ac (targetobjs): Remove duplicates.
7269 * configure: Regenerate.
7270 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7271 big and little endian version for a given address size.
7273 2010-02-03 Doug Kwan <dougkwan@google.com>
7275 * arm-reloc-property.cc
7276 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7278 * arm-reloc-property.h
7279 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7280 New method definition.
7281 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7283 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7285 (GOT_PREL): Change implemented to Y.
7286 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7287 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7288 (Arm_relocate_functions::movw_abs_nc): Remove method.
7289 (Arm_relocate_functions::movt_abs): Ditto.
7290 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7291 (Arm_relocate_functions::thm_movt_abs): Ditto.
7292 (Arm_relocate_functions::movw_rel_nc): Ditto.
7293 (Arm_relocate_functions::movw_rel): Ditto.
7294 (Arm_relocate_functions::movt_rel): Ditto.
7295 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7296 (Arm_relocate_functions:thm_movw_rel): Ditto.
7297 (Arm_relocate_functions:thm_movt_rel): Ditto.
7298 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7299 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7300 New method definitions.
7301 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7302 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7303 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7304 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7305 (Target_arm::Relocate::relocate): Check for non-static or
7306 unimplemented relocation code and exit early. Change calls to
7307 Target_arm::reloc_uses_thumb_bit and
7308 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7309 instead. Refactor code to handle similar relocations to increase
7310 code sharing. Remove check for unsupported relocation code in switch
7312 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7313 relocation property table to find out size. Change error message to
7314 print out the name of a relocation code instead of the numeric value.
7315 (Target_arm::scan_reloc_for_stub): Use relocation property table
7316 instead of calling Target_arm::reloc_uses_thumb_bit().
7318 2010-02-02 Doug Kwan <dougkwan@google.com>
7320 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7321 types of relaxed input section.
7323 2010-02-02 Doug Kwan <dougkwan@google.com>
7325 * Makefile.am (HFILES): Add arm-reloc-property.h.
7327 (TARGETSOURCES): Add arm-reloc-property.cc
7328 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7329 (libgold_a_SOURCES): $(DEFFILES)
7330 * Makefile.in: Regenerate.
7331 * arm-reloc-property.cc: New file.
7332 * arm-reloc-property.h: New file.
7333 * arm-reloc.def: New file.
7334 * arm.cc: Update comments.
7335 (arm-reloc-property.h): New included header.
7336 (arm_reloc_property_table): New global variable.
7337 (Target_arm::do_select_as_default_target): New method definition.
7338 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7339 arm-reloc-property to targ_extra_obj.
7340 * parameters.cc (set_parameters_target): Call
7341 Target::select_as_default_target().
7342 * target.h (Target::select_as_default_target): New method definition.
7343 (Target::do_select_as_default_target): Same.
7345 2010-02-01 Doug Kwan <dougkwan@google.com>
7347 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7348 first_output_text_section_.
7349 (Arm_exidx_fixup::first_output_text_section): New method definition.
7350 (Arm_exidx_fixup::first_output_text_section_): New data member.
7351 (Arm_exidx_fixup::process_exidx_section): Record the first text
7352 output section seen.
7353 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7354 and entsize in output section header.
7356 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7358 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7359 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7360 (Arm_relocate_functions::thm_alu11): New Method.
7361 (Arm_relocate_functions::thm_pc8): New Method.
7362 (Arm_relocate_functions::thm_pc12): New Method.
7363 (Target_arm::Scan::local): Handle the relocations.
7364 (Target_arm::Scan::global): Likewise.
7365 (Target_arm::Relocate::relocate): Likewise.
7366 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7368 2010-01-29 Doug Kwan <dougkwan@google.com>
7370 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7371 of relocation types as ld.
7373 2010-01-29 Doug Kwan <dougkwan@google.com>
7375 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7377 (Arm_relocate_functions::thumb_branch_common): Ditto.
7378 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7379 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7380 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7381 Arm_relocate_functions::jump24): Remove.
7382 (Target_arm::Relocate::relocate): Adjust code to call
7383 Arm_relocation_functions::arm_branch_common and
7384 Arm_relocation_functions::thumb_branch_common instead of their removed
7385 wrappers. Merge switch-cases together to reduce source code size.
7387 2010-01-29 Doug Kwan <dougkwan@google.com>
7389 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7390 output_local_symbol_count_needs_update_.
7391 (Arm_relobj::output_local_symbol_count_needs_update,
7392 Arm_relobj::set_output_local_symbol_count_needs_update,
7393 Arm_relobj::update_output_local_symbol_count): New methods.
7394 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7396 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7397 of pointed function as in a R_ARM_PREL31 relocation.
7398 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7399 for output local symbol count updating.
7400 (Target_arm::do_relax): Update output local symbol counts in objects
7402 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7404 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7406 * arm.cc: Added support for the ARM relocations:
7407 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7408 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7409 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7411 (Arm_relocate_functions::movw_rel): New method.
7412 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7413 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7415 (Arm_relocate_functions::thm_movw_rel): New method.
7416 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7418 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7420 (Target_arm::Scan::global): Likewise.
7421 (Target_arm::Relocate::relocate): Likewise.
7422 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7425 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7427 * arm.cc: Added support for ARM group relocations.
7428 (Target_arm::reloc_needs_sym_origin): New method.
7429 (Arm_relocate_functions::calc_grp_kn): New method.
7430 (Arm_relocate_functions::calc_grp_residual): New method.
7431 (Arm_relocate_functions::calc_grp_gn): New method.
7432 (Arm_relocate_functions::arm_grp_alu): New Method.
7433 (Arm_relocate_functions::arm_grp_ldr): New Method.
7434 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7435 (Arm_relocate_functions::arm_grp_ldc): New Method.
7436 (Target_arm::Scan::local): Handle the ARM group relocations.
7437 (Target_arm::Scan::global): Likewise.
7438 (Target_arm::Relocate::relocate): Likewise.
7439 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7442 2010-01-26 Doug Kwan <dougkwan@google.com>
7444 * arm.cc (set): Include.
7445 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7447 (Arm_output_section::Text_section_list): New type.
7448 (Arm_output_section::append_text_sections_to_list): New method.
7449 (Arm_output_section::fix_exidx_coverage): Ditto.
7450 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7451 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7452 Relobj::set_section_offset() instead of
7453 Sized_relobj::invalidate_section_offset().
7454 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7455 parameter for section headers. Ignore relocation sections for
7456 unallocated sections and EXIDX sections.
7457 (Target_arm::fix_exidx_coverage): New method.
7458 (Target_arm::output_section_address_less_than): New type.
7459 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7460 linked text section instead of the EXIDX section.
7461 (Arm_output_section::create_stub_group): Add an assertion to check
7462 that this is not an EXIDX output section.
7463 (Arm_output_section::append_text_sections_to_list): New method.
7464 (Arm_output_section::fix_exidx_coverage): Ditto.
7465 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7466 Arm_relobj::section_needs_reloc_stub_scanning.
7467 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7469 (Target_arm::fix_exidx_coverage): New method.
7470 * object.h (Relobj::set_output_section): New method.
7471 (Sized_relobj::invalidate_section_offset): Remove method.
7472 (Sized_relobj::do_invalidate_section_offset): Remove method.
7473 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7475 2010-01-25 Doug Kwan <dougkwan@google.com>
7477 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7478 Fix warning due to signed and unsigned comparison on a 32-bit host.
7480 2010-01-22 Doug Kwan <dougkwan@google.com>
7482 * arm.cc (Target_arm::do_relax): Record an output section for section
7483 offset adjustment it contains any stub table that has changed.
7484 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7485 offsets in an output section if necessary.
7486 * output.cc (Output_section::Output_section): Initialize
7487 section_offsets_need_adjustments_.
7488 (Output_section::add_input_section_for_script): Renamed to
7489 Output_section::add_simple_input_section.
7490 (Output_section::save_states): Add a comment.
7491 (Output_section::discard_states): New method defintion.
7492 (Output_section::adjust_section_offsets): Same.
7493 * output.h (Output_section::add_input_section_for_script): Renamed to
7494 Output_section::add_simple_input_section.
7495 (Output_section::discard_states): New method declaration.
7496 (Output_section::adjust_section_offsets): Same.
7497 (Output_section::section_offsets_need_adjustment,
7498 Output_section::set_section_offsets_need_adjustment): New method
7500 (Output_section::section_offsets_need_adjustment_): New data member.
7501 * script-sections.cc
7502 (Output_section_element_input::set_section_address): Adjust code for
7503 renaming of Output_section::add_input_section_for_script.
7504 (Orphan_output_section::set_section_address): Same.
7506 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7508 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7509 Fix_v4bx enum values .
7510 * gold/options.h (General_options): New option definitions.
7511 (General_options::fix_v4bx): New method.
7512 (General_options::Fix_v4bx): New enum.
7513 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7514 (General_options::parse_fix_v4bx_interworking): New method.
7516 2010-01-22 Doug Kwan <dougkwan@google.com>
7518 * arm.cc (Arm_exidx_fixup): New class.
7520 2010-01-21 Doug Kwan <dougkwan@google.com>
7522 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7524 (Arm_exidx_section_offset_map): New type.
7526 2010-01-21 Doug Kwan <dougkwan@google.com>
7528 * arm.cc (Arm_exidx_input_section): New class.
7529 (Arm_relobj::exidx_input_section_by_link,
7530 Arm_relobj::exidx_input_section_by_shndx,
7531 Arm_relobj::make_exidx_input_section): New methods.
7532 (read_arm_attributes_section): Remove.
7533 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7534 information about them.
7535 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7538 2010-01-20 Doug Kwan <dougkwan@google.com>
7540 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7541 Input_section_specifier to Section_id.
7542 (Target_arm::new_arm_input_section: Adjust code for change of key
7544 (Target_arm::find_arm_input_section): Ditto.
7545 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7546 (Section_id): Remove.
7547 (Garbage_collection::Section_id_hash): Remove.
7548 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7549 (Section_id): Remove.
7550 (Icf::Section_id_hash): Remove.
7551 * object.h (Section_id, Const_section_id, Section_id_hash,
7552 Const_section_id_hash): New type definitions.
7553 * output.cc (Output_section::add_relaxed_input_section): Change to
7554 use Const_section_id instead of Input_section_specifier as key type.
7555 (Output_section::add_merge_input_section): Ditto.
7556 (Output_section::build_relaxation_map): Change to use Section_id
7557 instead of Input_section_specifier as key type.
7558 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7560 (Output_section::convert_input_sections_to_relaxed_sections): Change
7561 to use Const_section_id instead of Input_section_specifier as key type.
7562 (Output_section::find_merge_section): Ditto.
7563 (Output_section::find_relaxed_input_section): Ditto.
7564 * output.h (Input_section_specifier): Remove class.
7565 (Output_section::Output_section_data_by_input_section_map): Change
7566 key type to Const_section_id.
7567 (Output_section::Output_relaxed_input_section_by_input_section_map):
7569 (Output_section::Relaxation_map): Change key type to Section_id.
7571 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7573 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7574 (class Arm_v4bx_stub): New class.
7575 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7576 (Stub_factory::make_arm_v4bx_stub): New method.
7577 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7578 (Stub_table::empty): Handle v4bx stubs.
7579 (Stub_table::add_arm_v4bx_stub): New method.
7580 (Stub_table::find_arm_v4bx_stub): New method.
7581 (Arm_relocate_functions::v4bx): New method.
7582 (Target_arm::fix_v4bx): New method.
7583 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7584 (Stub_table::relocate_stubs): Likewise.
7585 (Stub_table::do_write): Likewise.
7586 (Stub_table::update_data_size_and_addralign): Likewise.
7587 (Stub_table::finalize_stubs): Likewise.
7588 (Target_arm::Scan::local): Likewise.
7589 (Target_arm::Scan::global): Likewise.
7590 (Target_arm::do_finalize_sections): Likewise.
7591 (Target_arm::Relocate::relocate): Likewise.
7592 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7594 (Target_arm::scan_reloc_for_stub): Likewise.
7595 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7597 2010-01-19 Ian Lance Taylor <iant@google.com>
7599 * output.cc (Output_section_headers::do_sized_write): Write large
7600 segment count to sh_info field.
7601 (Output_file_header::do_sized_write): For large segment count,
7602 write PN_XNUM to e_phnum field.
7604 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7606 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7607 (Arm_relocate_functions::thm_jump8): New function.
7608 (Arm_relocate_functions::thm_jump11): New function.
7609 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7611 (Target_arm::Scan::global): Likewise.
7612 (Target_arm::Relocate::relocate): Likewise.
7613 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7616 2010-01-14 Doug Kwan <dougkwan@google.com>
7618 * arm.cc (map, utility): Include headers.
7619 (Target_arm::apply_cortex_a8_workaround): New method.
7620 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7621 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7622 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7623 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7624 the --[no-]fix-cortex-a8 command line options.
7625 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7626 (Target_arm::relocate_stub): Use addend in instruction template.
7627 * options.h (DEFINE_bool): Set the user-set flag.
7628 (General_options): Add --[no-]-fix-cortex options.
7629 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7630 : Update fast look-up map after conversion.
7632 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7634 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7635 in the first pass of do_layout.
7637 2010-01-13 Doug Kwan <dougkwan@google.com>
7639 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7640 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7641 apparent compiler problem of not folding static constant integral
7642 data members of elfcpp::Elf_sizes<32>.
7644 2010-01-13 Doug Kwan <dougkwan@google.com>
7646 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7647 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7648 Arm_relobj::scan_section_for_cortex_a8_erratum,
7649 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7650 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7651 sections to scan for relocation stubs into a new method
7652 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7653 relocation and Cortex-A8 stub scanning.
7654 (Target_arm::do_relax): Force stubs to be after stubbed sections
7655 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7656 the beginning of a new relaxation pass. Update a comment.
7657 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7659 2010-01-12 Ian Lance Taylor <iant@google.com>
7661 * target-reloc.h (visibility_error): New inline function.
7662 (relocate_section): Call visibility_error.
7663 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7664 (MOSTLYCLEANFILES): Likewise.
7665 (protected_4_pic.o, protected_3.err): New targets.
7666 * testsuite/protected_4.cc: New file.
7668 2010-01-12 Doug Kwan <dougkwan@google.com>
7670 * arm.cc (Cortex_a8_reloc): New class.
7671 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7672 and cortex_a8_relocs_info_.
7673 (Target_arm::fix_cortex_a8): New method definition.
7674 (Target_arm::Cortex_a8_relocs_info): New type.
7675 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7676 New data member declarations.
7677 (Target_arm::scan_reloc_for_stub): Record information about
7678 relocations for THUMB branches that might be exempted from the
7679 Cortex-A8 workaround.
7680 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7681 at the beginning of a relaxation pass.
7683 2010-01-12 Doug Kwan <dougkwan@google.com>
7685 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7686 (Arm_relobj::Mapping_symbol_position,
7687 Arm_reloj::Mapping_symbol_position_less,
7688 Arm_relobj::Mapping_symbols_info): New types.
7689 (Target_arm::is_mapping_symbol_name): New method definition.
7690 (Arm_relobj::do_count_local_symbols): Save information about mapping
7693 2010-01-11 Doug Kwan <dougkwan@google.com>
7695 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7696 Arm_relocate_functions::thumb32_branch_upper,
7697 Arm_relocate_functions::thumb32_branch_lower,
7698 Arm_relocate_functions::thumb32_cond_branch_offset,
7699 Arm_relocate_functions::thumb32_cond_branch_upper,
7700 Arm_relocate_functions::thumb32_cond_branch_lower,
7701 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7702 branch offset encoding.
7703 (Arm_relocate_functions::thumb_branch_common): Use new branch
7704 offset encoding methods to avoid code duplication.
7705 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7706 (Stub_addend_reader::operator()): Use new branch encoding method
7707 to avoid code duplication.
7709 2010-01-11 Doug Kwan <dougkwan@google.com>
7711 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7712 (Target_arm::do_finalize_sections): Define special EXIDX section
7713 symbols only if referenced.
7714 * gc.h (Garbage_collection::add_reference): New method.
7715 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7718 2010-01-11 Ian Lance Taylor <iant@google.com>
7720 * script.cc (Version_script_info::build_expression_list_lookup):
7721 Change complaing about duplicate wildcard match from error to
7724 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7726 (Version_script_info::Version_script_info): Initialize globs_,
7727 default_version_, default_is_global_, and exact_. Don't
7728 initialize globals_ or locals_.
7729 (Version_script_info::build_lookup_tables): Build local symbols
7731 (Version_script_info::unquote): New function.
7732 (Version_script_info::add_exact_match): New function.
7733 (Version_script_info::build_expression_list_lookup): Remove lookup
7734 parameter. Add is_global parameter. Change all callers. Handle
7735 wildcard pattern specially. Unquote pattern. Call
7737 (Version_script_info::get_name_to_match): New function.
7738 (Version_script_info::get_symbol_version): New function.
7739 (Version_script_info::get_symbol_version_helper): Remove.
7740 (Version_script_info::check_unmatched_names): Call unquote.
7741 * script.h (class Version_script_info): Change get_symbol_version
7742 to be non-inline and add is_global parameter; change all callers.
7743 Rewrite symbol_is_local. Update declarations. Define struct
7744 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7745 Remove globals_ and locals_ members. Add exact_, globs_,
7746 default_version_, is_global_.
7747 (Version_script_info::Glob): Remove pattern, add expression and
7748 is_global. Update constructor. Change all callers.
7749 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7751 (Versions::symbol_section_contents): If a symbol is undefined, or
7752 defined in a dynamic object, set the version index to
7754 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7756 (Symbol_table::add_from_pluginobj): Likewise.
7757 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7759 2010-01-11 Doug Kwan <dougkwan@google.com>
7761 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7762 (incremental_dump_LDADD): Add linking option for libintl.
7763 * Makefile.in: Regenerate.
7765 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7768 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7770 * testsuite/Makefile.in: Regenerated.
7772 2010-01-10 Doug Kwan <dougkwan@google.com>
7774 * options.h (DEFINE_var): Use parentheses around argument varname__
7775 in macro body to avoid any unintended subsequent substitutions.
7777 2010-01-10 Ian Lance Taylor <iant@google.com>
7779 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7780 candidates before doing symbol resolution.
7782 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7783 ODR candidates if only one is weak.
7785 2010-01-08 Ian Lance Taylor <iant@google.com>
7787 * script.cc (Version_script_info::build_expression_list_lookup):
7788 Don't warn about ambiguous version, just record the ambiguity.
7789 (Version_script_info::get_symbol_version_helper): Give error if
7790 version is ambiguous.
7792 2010-01-08 Doug Kwan <dougkwan@google.com>
7794 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7795 prev_data_size_ and prev_addralign_. Remove initializer for
7796 deleted data member has_been_changed_.
7797 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7798 to determine if the table is empty.
7799 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7801 (Stub_table::add_reloc_stub): Define method in class definition
7802 instead of just declaring it there.
7803 (Stub_table::add_cortex_a8_stub): New method definition.
7804 (Stub_table::update_data_size_and_addralign): Ditto.
7805 (Stub_table::finalize_stubs): Ditto.
7806 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7807 (Stub_table::do_addralign_): Return address alignment in the
7808 (Stub_table::do_reset_address_and_file_offset): Define method in
7809 class definition instead of declaring it there. Set current data
7810 size to be the data size of the previous pass.
7811 (Stub_table::set_final_data_size): Use current data size as the
7813 (Stub_table::relocate_stub): Change parameter type of stub from
7814 Reloc_stub pointer to Stub pointer.
7815 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7816 (Stub_table::Cortex_a8_stub_list): New typedef.
7817 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7818 Stub_table::prev_addralign_): New data member.
7819 (Arm_relobj::Arm_relobj): Initialize data member
7820 section_has_cortex_a8_workaround_.
7821 (Arm_relobj::section_has_cortex_a8_workaround,
7822 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7824 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7826 (Target_arm::relocate_stub): Change parameter type of stub from
7827 Reloc_stub pointer to Stub pointer.
7828 (Insn_template::size, Insn_template::alignment): Handle
7829 THUMB16_SPECIAL_TYPE.
7830 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7831 Stub_table::update_data_size_and_addralign,
7832 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7834 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7835 (Stub_table::do_write): Ditto.
7836 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7838 2010-01-08 Ian Lance Taylor <iant@google.com>
7841 * symtab.h (class Symbol): Remove fields is_target_special_ and
7842 has_plt_offset_. Add field is_defined_in_discarded_section_.
7843 (Symbol::is_defined_in_discarded_section): New function.
7844 (Symbol::set_is_defined_in_discarded_section): New function.
7845 (Symbol::has_plt_offset): Rewrite.
7846 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7847 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7848 Don't initialize is_target_special_ or has_plt_offset_.
7849 Initialize is_defined_in_discarded_section_.
7850 (Symbol_table::add_from_relobj): If appropriate, set
7851 is_defined_in_discarded_section.
7852 * resolve.cc (Symbol::override_base_with_special): Don't test
7853 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7854 * target-reloc.h (relocate_section): Do special handling for
7855 symbols defined in discarded sections for global symbols as well
7858 2010-01-08 Ian Lance Taylor <iant@google.com>
7860 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7861 the SHT_SYMTAB case.
7863 2010-01-08 Ian Lance Taylor <iant@google.com>
7865 * object.cc (Sized_relobj::do_layout): Don't get confused if
7866 layout_eh_frame returns NULL.
7868 2010-01-08 Ian Lance Taylor <iant@google.com>
7871 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7872 dynamic symbol table, use the normal symbol table.
7873 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7876 2010-01-08 Ian Lance Taylor <iant@google.com>
7879 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7882 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7884 * version.cc (print_version): Change to "Copyright 2010".
7886 2010-01-08 Ian Lance Taylor <iant@google.com>
7890 * i386.cc (class Target_i386): Change return type of plt_section
7892 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7893 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7894 tls_desc_rel_ field.
7895 (Output_data_plt_i386::rel_tls_desc): New function.
7896 (Target_i386::rel_tls_desc_section): New function.
7897 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7898 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7899 R_386_TLS_DESC reloc in rel_tls_desc_section.
7900 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7901 Define struct Tlsdesc_info.
7902 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7903 (Target_x86_64::do_reloc_symbol_index): New function.
7904 (Target_x86_64::add_tlsdesc_info): New function.
7905 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7906 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7908 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7910 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7911 (Target_x86_64::rela_tlsdesc_section): New function.
7912 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7914 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7915 (Target_x86_64::do_reloc_addend): New function.
7916 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7917 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7918 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7919 (Output_reloc::type): New function.
7920 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7921 (Output_reloc::is_target_specific): New function.
7922 (Output_reloc::target_arg): New function.
7923 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7924 absolute relocs and target specific relocs.
7925 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7926 add_target_specific.
7927 (class Output_data_reloc) [SHT_RELA]: Likewise.
7928 * output.cc (Output_reloc::Output_reloc): Add four new versions
7929 for absolute relocs and target specific relocs.
7930 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7931 (Output_reloc::get_symbol_index): Likewise.
7932 (Output_reloc::local_section_offset): Check that local_sym_index_
7933 is not TARGET_CODE or 0.
7934 (Output_reloc::symbol_value): Likewise.
7935 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7937 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7938 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7940 * layout.cc (add_target_dynamic_tags): Use output section for
7941 DT_PLTRELSZ and DT_JMPREL.
7943 2010-01-07 Ian Lance Taylor <iant@google.com>
7946 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7948 (class Output_data_reloc_generic): Define.
7949 (class Output_data_reloc_base): Change base class to
7950 Output_data_reloc_generic. Change add() method to call
7951 bump_relative_reloc_count for a relative reloc. Remove
7953 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7955 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7956 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7958 * layout.h (class Layout): Update declaration.
7960 2010-01-07 Ian Lance Taylor <iant@google.com>
7962 * output.h (class Output_data): Add const version of
7963 output_section and do_output_section.
7964 (class Output_section_data): Add const version of
7966 (class Output_section): Likewise.
7967 * layout.cc (Layout::add_target_dynamic_tags): New function.
7968 * layout.h (class Layout): Update declarations.
7969 * arm.cc (Target_arm::do_finalize_sections): Use
7970 add_target_dynamic_tags.
7971 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7972 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7973 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7974 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7976 2010-01-07 Ian Lance Taylor <iant@google.com>
7979 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7982 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7983 Ian Lance Taylor <iant@google.com>
7986 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7987 Xindex::read_symtab_xindex.
7989 2010-01-07 Doug Kwan <dougkwan@google.com>
7991 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7992 (Insn_template::thumb16_bcond_insn): New method declaration.
7993 (Insn_template): Fix spelling.
7994 (Stub::thumb16_special): New method declaration.
7995 (Stub::do_write): Define virtual method which was previously pure
7997 (Stub::do_thumb16_special): New method declaration.
7998 (Stub::do_fixed_endian_write): New template member.
7999 (Reloc_stub::do_write): Remove.
8000 (Reloc_stub::do_fixed_endian_write): Remove.
8001 (Cortex_a8_stub): New class definition.
8002 (Stub_factory::make_cortex_a8_stub): New method definition.
8003 (Stub_factory::Stub_factory): Add missing static storage class
8004 qualifier for elf32_arm_stub_a8_veneer_blx.
8006 2010-01-07 Ian Lance Taylor <iant@google.com>
8009 * options.h (class General_options): Add --warn-unresolved-symbols
8010 and --error-unresolved-symbols.
8011 * errors.cc (Errors::undefined_symbol): Implement
8012 --warn-unresolved-symbols.
8014 * options.h (class General_options): Add -z text and -z textoff.
8015 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
8017 2010-01-06 Sriraman Tallam <tmsriram@google.com>
8019 * gc.h (Garbage_collection::Cident_section_map): New typedef.
8020 (Garbage_collection::cident_sections): New function.
8021 (Garbage_collection::add_cident_section): New function.
8022 (Garbage_collection::cident_sections_): New member.
8023 (gc_process_relocs): Add references to sections whose names are C
8025 * gold.h (cident_section_start_prefix): New constant.
8026 (cident_section_stop_prefix): New constant.
8027 (is_cident): New function.
8028 * layout.cc (Layout::define_section_symbols): Replace string constants
8029 with the newly defined constants.
8030 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8032 * testsuite/Makefile.am: Add gc_orphan_section_test.
8033 * testsuite/Makefile.in: Regenerate.
8034 * testsuite/gc_orphan_section_test.cc: New file.
8035 * testsuite/gc_orphan_section_test.sh: New file.
8037 2010-01-06 Ian Lance Taylor <iant@google.com>
8040 * options.h (class General_options): Add --warn-shared-textrel.
8041 * layout.cc (Layout::finish_dynamic_section): Implement
8042 --warn-shared-textrel.
8045 * options.h (class General_options): Add --warn-multiple-gp.
8047 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8049 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8050 $(THREADSLIB) and $(LIBDL).
8051 * Makefile.in: Rebuild.
8053 2010-01-06 Ian Lance Taylor <iant@google.com>
8056 * options.cc (General_options::parse_section_start): New function.
8057 (General_options::section_start): New function.
8058 (General_options::General_options): Initialize all members.
8059 * options.h: Include <map>
8060 (class General_options): Add --section-start. Add section_starts_
8062 * layout.cc (Layout::attach_allocated_section_to_segment): If
8063 --section-start was used, set the address of the segment. Remove
8064 local sort_sections.
8065 (Layout::relaxation_loop_body): If the address of the load segment
8066 has been set by --section-start, don't use it.
8067 * output.h (Output_segment::update_flags_for_output_section): New
8069 * output.cc (Output_segment::add_output_section): Call
8070 update_flags_for_output_section.
8072 2010-01-05 Ian Lance Taylor <iant@google.com>
8075 * options.h (class General_options): Add --undefined-version.
8076 * script.cc (struct Version_expression): Add was_matched_by_symbol
8078 (Version_script_info::matched_symbol): New function.
8079 (Version_script_info::get_symbol_version_helper): Call
8081 (Version_script_info::check_unmatched_names): New function.
8082 * script.h (class Version_script_info): Update declarations.
8083 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8085 * options.h (class General_options): Use DEFINE_bool_alias for
8086 allow_multiple_definition.
8087 * resolve.cc (Symbol_table::should_override): Don't test
8088 allow_multiple_definition.
8091 * options.h (class General_options): Add --cref.
8092 * main.cc (main): Print cref table if --cref. Don't close mapfile
8093 until after printing cref table.
8094 * cref.cc: Include "symtab.h".
8095 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8096 (Cref_table_compare::operator()): New function.
8097 (Cref_inputs::gather_cref): New function.
8098 (filecol): New static const.
8099 (Cref_inputs::print_cref): New function.
8100 (Cref::print_cref): New function.
8101 * cref.h: Include <cstdio>.
8102 (class Cref): Update declarations.
8103 * mapfile.h (Mapfile::file): New function.
8104 * object.h (class Object): Define Symbols. Declare virtual
8105 do_get_global_symbols.
8106 (Object::get_global_symbols): New function.
8107 * object.cc (Input_objects::add_object): Pass object to cref_ if
8109 (Input_objects::archive_start): Likewise.
8110 (Input_objects::archive_stop): Likewise.
8111 (Input_objects::print_cref): New function.
8112 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8113 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8115 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8117 * plugin.h (class Sized_pluginobj): Update declarations.
8119 2010-01-05 Ian Lance Taylor <iant@google.com>
8121 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8122 to is_default_version. Rename insdef to insdefault.
8123 (Symbol_table::add_from_relobj): Rename def to is_default_version
8124 and local to is_forced_local.
8125 (Symbol_table::add_from_pluginobj): Likewise.
8126 (Symbol_table::add_from_dynobj): Likewise.
8127 (Symbol_table::define_special_symbol): Rename insdef to
8130 2010-01-04 Ian Lance Taylor <iant@google.com>
8133 * options.h (class General_options): Add
8134 --allow-multiple-definition and -z muldefs.
8135 * resolve.cc (Symbol_table::should_override): Don't warn about a
8136 multiple symbol definition if --allow-multiple-definition or -z
8140 * options.h (class General_options): Add --add-needed and
8141 --copy-dt-needed-entries. Tweak --as-needed help entry.
8142 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8143 error if --copy-dt-needed-entries aka --add-needed is used and
8144 would cause a change in behaviour.
8147 * options.h (class General_options): Add -G as a short version of
8148 --shared. Add no-op options -assert, -g, and -i.
8150 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8152 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8153 check for .text or .gnu.linkonce.t sections.
8154 * icf.cc (Icf::find_identical_sections): Ditto.
8155 Change the detection for mangled function name within the section
8157 * icf.h (is_section_foldable_candidate): New function.
8159 2009-12-30 Ian Lance Taylor <iant@google.com>
8162 * options.h (class General_options): Permit two dashes with
8163 --retain-symbols-file.
8165 2009-12-30 Ian Lance Taylor <iant@google.com>
8168 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8169 don't put the file header and segment headers in the text
8173 * common.cc (Sort_commons::operator()): Stabilize sort when both
8175 (Symbol_table::do_allocate_commons_list): When allocating common
8176 symbols, skip a symbol which is no longer common.
8177 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8178 an object before checking its type.
8179 * testsuite/common_test_2.c: New file.
8180 * testsuite/common_test_3.c: New file.
8181 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8182 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8183 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8184 (common_test_2_pic.o, common_test_2.so): New targets.
8185 (common_test_3_pic.o, common_test_3.so): New targets.
8186 * testsuite/Makefile.in: Rebuild.
8189 * script.cc (read_input_script): If we see a new SECTIONS clause,
8190 and we have added an input section, give an error.
8191 * layout.h (class Layout): Add have_added_input_section function.
8192 Add have_added_input_section_ field.
8193 * layout.cc (Layout::Layout): Initialize
8194 have_added_input_section_.
8195 (Layout::layout): Set have_added_input_section_.
8196 (Layout::layout_eh_frame): Likewise.
8198 2009-12-30 Ian Lance Taylor <iant@google.com>
8201 * options.h (class General_options): Add --sort-common option.
8202 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8203 * common.cc (Sort_common): Add sort_order parameter to
8204 constructor. Add sort_order_ field.
8205 (Sort_commons::operator): Check sort_order_.
8206 (Symbol_table::allocate_commons): Determine the sort order.
8207 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8209 (Symbol_table::do_allocate_commons_list): Likewise.
8211 2009-12-30 Ian Lance Taylor <iant@google.com>
8214 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8215 symbols from this object, don't change the visibility of an
8217 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8219 2009-12-30 Ian Lance Taylor <iant@google.com>
8222 * script.h (class Version_script_info): Define Language enum.
8223 Update declarations. Define Glob, Exact, and Lookup types. Add
8224 new fields globals_, locals_, and is_finalized_.
8225 * script.cc: Various formatting fixes.
8226 (class Parser_closure): Change language_stack_ from a vector of
8227 std::string to one of Version_script_info::Language. Adjust all
8229 (class Lazy_demangler): Remove.
8230 (struct Version_expression): Change language from std::string to
8231 Version_script_info::Language.
8232 (Version_script_info::Version_script_info): New function.
8233 (Version_script_info::~Version_script_info): Don't call clear.
8234 (Version_script_info::finalize): New function.
8235 (Version_script_info::build_lookup_tables): New function.
8236 (Version_script_info::build_expression_list_lookup): New
8238 (Version_script_info::get_symbol_version_helper): Rewrite to use
8240 (Version_script_info::print_expression_list): Adjust to use
8241 Version_script_info::Language.
8242 (script_push_lex_into_version_mode): Check that the version script
8243 has not been finalized.
8244 (version_script_push_lang): Change language string to
8245 Version_script_info::Language.
8246 * options.cc (Command_line::version_script): New function.
8247 * options.h (class General_options): Add finalize_dynamic_list
8248 function. Change version_script from declaration to definition.
8249 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8250 * testsuite/version_script.map: Remove duplicate def of foo.
8251 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8253 * testsuite/Makefile.in: Rebuild.
8255 2009-12-30 Ian Lance Taylor <iant@google.com>
8258 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8259 if the input symbol index is 0, make the output symbol index 0.
8261 2009-12-30 Ian Lance Taylor <iant@google.com>
8264 * options.h (class General_options): Add -x/--discard-all.
8265 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8266 --discard-all. If the local symbol needs a dynamic entry, check
8267 that before handling --discard-locals.
8269 2009-12-30 Ian Lance Taylor <iant@google.com>
8272 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8274 (Output_segment::add_output_section): Don't change the flags if
8278 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8279 GNU hash table if they need a dynamic value. Otherwise, don't add
8280 them if they are defined in a dynamic object or are forced local.
8282 2009-12-29 Ian Lance Taylor <iant@google.com>
8285 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8286 .gnu.hash table for a 32-bit target.
8289 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8290 regular and a dynamic object only needs a dynamic symbol table
8291 entry if it is externally visible.
8294 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8295 constructor. Add global_offset_table_ field.
8296 (Target_i386::got_section): Set global_offset_table_.
8297 (Target_i386::do_finalize_sections): Set global_offset_table_
8299 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8300 in constructor. Add global_offset_table_ field.
8301 (Target_x86_64::got_section): Set global_offset_table_.
8302 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8305 * layout.cc (Layout::Layout): Initialize increase_relro_.
8306 (Layout::get_output_section): Add is_relro, is_last_relro, and
8307 is_first_non_relro parameters. Change all callers.
8308 (Layout::choose_output_section): Likewise.
8309 (Layout::add_output_section_data): Likewise.
8310 (Layout::make_output_section): Likewise.
8311 (Layout::set_segment_offsets): Clear increase_relro when using a
8313 * layout.h (class Layout): Add increase_relro method. Add
8314 increase_relro_ field. Update declarations.
8315 * output.cc (Output_section::Output_section): Initialize
8316 is_last_relro_ and is_first_non_relro_.
8317 (Output_segment::add_output_section): Group relro sections is
8318 do_sort is true. Handle is_last_relro and is_first_non_relro.
8319 (Output_segment::maximum_alignment): Remove relro handling.
8320 (Output_segment::set_section_addresses): Add increase_relro
8321 parameter. Change all callers. Add initial alignment to align
8322 relro sections on separate page. Remove old relro handling.
8323 (Output_segment::set_section_list_addresses): Remove in_relro
8324 parameter. Change all callers.
8325 (Output_segment::set_offset): Add increase parameter. Change all
8326 callers. Remove old relro handling.
8327 * output.h (class Output_section): Add new methods: is_last_relro,
8328 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8329 Add is_last_relro_ and is_first_non_relro_ fields.
8330 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8331 Create separate .got.plt section. Call increase_relro.
8332 * x86_64.cc (Target_x86_64::got_section): Likewise.
8333 * testsuite/relro_script_test.t: Add .got.plt.
8336 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8337 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8338 (Layout::finalize): Call set_dynamic_symbol_size.
8339 (Layout::set_dynamic_symbol_size): New function.
8340 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8341 set_dynamic_symbol_size.
8344 * output.h (class Output_section): Add is_entsize_zero_ field.
8345 * output.cc (Output_section::Output_section): Initialize
8347 (Output_section::set_entsize): If two different entsizes are
8348 requested, force it to zero.
8349 (Output_section::add_input_section): Set flags for .debug_str
8350 before updating section flags. Set entsize.
8351 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8352 and SHF_STRING if all input sections have those flags.
8354 2009-12-29 Rafael Espindola <espindola@google.com>
8356 * main.cc (main): Fix the sys time reporting.
8357 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8360 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8362 * options.cc (General_options::parse_version): Allow -v to exit
8363 without an error if there is nothing to link.
8365 2009-12-29 Ian Lance Taylor <iant@google.com>
8367 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8368 using a version of gcc before 4.1.
8369 * configure: Rebuild.
8371 2009-12-28 Chris Demetriou <cgd@google.com>
8373 * attributes.cc (Output_attributes_section_data::do_write): Use
8374 std::vector::front rather than std::vector::data.
8376 2009-12-28 Ian Lance Taylor <iant@google.com>
8378 * symtab.h (class Symbol_table): Add enum Defined.
8379 * resolve.cc (Symbol_table::should_override): Add defined
8380 parameter. Change all callers. Test whether object is NULL
8381 before calling a method on it.
8382 (Symbol_table::report_resolve_problem): Add defined parameter.
8384 (Symbol_table::should_override_with_special): Likewise.
8385 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8386 parameter. Change all callers.
8387 (Symbol_table::do_define_in_output_data): Likewise.
8388 (Symbol_table::define_in_output_segment): Likewise.
8389 (Symbol_table::do_define_in_output_segment): Likewise.
8390 (Symbol_table::define_as_constant): Likewise.
8391 (Symbol_table::do_define_as_constant): Likewise.
8392 * script.h (class Symbol_assignment): Add is_defsym parameter to
8393 constructor; change all callers.
8394 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8395 parameter. Change all callers. Add is_defsym_ field.
8396 (class Parser_closure): Add parsing_defsym parameter to
8397 constructor; change all callers. Add parsing_defsym accessor
8398 function. Add parsing_defsym_ field.
8400 2009-12-28 Ian Lance Taylor <iant@google.com>
8402 * gold.cc (queue_middle_tasks): Fix formatting.
8403 * object.cc (Relobj::is_section_name_included): Likewise.
8405 2009-12-23 Ian Lance Taylor <iant@google.com>
8407 * i386.cc (Target_i386::do_calls_non_split): Recognize
8408 -fsplit-stack prologue for a function with a static chain.
8409 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8410 -fsplit-stack prologue when using %r11.
8412 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8414 * options.cc (General_options::parse_version): Make -v continue and do
8415 the link like GNU ld does.
8417 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8419 * Makefile.am (CCFILES): Add timer.cc.
8420 (HFILES): Add timer.h.
8421 * configure.ac: Check for sysconf and times.
8422 * main.cc: include timer.h.
8423 (main): Use Timer instead of get_run_time.
8426 * workqueue.cc: include timer.h.
8427 (Workqueue::find_and_run_task):
8428 Report user, sys and wall time.
8429 * Makefile.in: Regenerate.
8430 * config.in: Regenerate.
8431 * configure: Regenerate.
8433 2009-12-16 Doug Kwan <dougkwan@google.com>
8435 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8437 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8438 relaxed input sections.
8439 * output.cc (Output_section::find_relaxed_input_section): Change
8440 return type to Output_relaxed_input_section pointer. Adjust code
8441 for new type of relaxed_input_section_map_.
8442 * output.h (Output_section::find_relaxed_input_section): Change
8443 return type to Output_relaxed_input_section pointer.
8444 (Output_section::Output_relaxed_input_section_by_input_section_map):
8446 (Output_section::relaxed_input_section_map_): Change type to
8447 Output_section::Output_relaxed_input_section_by_input_section_map.
8448 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8451 2009-12-15 Ian Lance Taylor <iant@google.com>
8453 * layout.cc (Layout::create_shstrtab): Only write out after input
8454 sections if we are compressing debug sections.
8456 2009-12-15 Ian Lance Taylor <iant@google.com>
8458 * archive.cc (Archive::add_symbols): Only look up a symbol without
8459 a version if there is, in fact, a version.
8461 2009-12-14 Ian Lance Taylor <iant@google.com>
8463 Revert -Wshadow changes, all changes from:
8464 2009-12-11 Doug Kwan <dougkwan@google.com>
8465 2009-12-11 Nick Clifton <nickc@redhat.com>
8466 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8468 2009-12-11 Doug Kwan <dougkwan@google.com>
8470 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8472 * attributes.cc (Object_attribute::size): Ditto.
8473 (Attributes_section_data::size): Ditto.
8474 (Attributes_section_data::Attributes_section_data): Ditto.
8475 (Output_attributes_section_data::do_write): Ditto.
8476 * attributes.h (Object_attribute::set_type): Ditto.
8477 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8479 2009-12-11 Nick Clifton <nickc@redhat.com>
8481 * archive.cc: Fix shadowed variable warnings.
8483 * compressed_output.cc: Likewise.
8484 * compressed_output.h: Likewise.
8485 * configure: Likewise.
8486 * dwarf_reader.cc: Likewise.
8487 * dynobj.cc: Likewise.
8488 * dynobj.h: Likewise.
8489 * ehframe.cc: Likewise.
8490 * ehframe.h: Likewise.
8491 * errors.cc: Likewise.
8492 * expression.cc: Likewise.
8493 * fileread.cc: Likewise.
8494 * fileread.h: Likewise.
8495 * freebsd.h: Likewise.
8496 * i386.cc: Likewise.
8498 * incremental.h: Likewise.
8499 * layout.cc: Likewise.
8500 * layout.h: Likewise.
8501 * mapfile.cc: Likewise.
8502 * merge.cc: Likewise.
8503 * merge.h: Likewise.
8504 * object.cc: Likewise.
8505 * object.h: Likewise.
8506 * options.h: Likewise.
8507 * output.cc: Likewise.
8508 * output.h: Likewise.
8509 * parameters.cc: Likewise.
8510 * plugin.cc: Likewise.
8511 * powerpc.cc: Likewise.
8512 * reduced_debug_output.cc: Likewise.
8513 * reduced_debug_output.h: Likewise.
8514 * reloc.cc: Likewise.
8515 * reloc.h: Likewise.
8516 * resolve.cc: Likewise.
8517 * script-sections.cc: Likewise.
8518 * script.cc: Likewise.
8519 * script.h: Likewise.
8520 * sparc.cc: Likewise.
8521 * symtab.cc: Likewise.
8522 * symtab.h: Likewise.
8523 * target-select.cc: Likewise.
8524 * target-select.h: Likewise.
8525 * token.h: Likewise.
8526 * workqueue.cc: Likewise.
8527 * workqueue.h: Likewise.
8528 * x86_64.cc: Likewise.
8530 2009-12-10 Doug Kwan <dougkwan@google.com>
8532 * arm.cc (attributes.h): New include.
8533 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8534 (Arm_relobj::~Arm_relobj): Delete object pointed by
8535 attributes_section_data_.
8536 (Arm_relobj::attributes_section_data): New method definition.
8537 (Arm_relobj::attributes_section_data_): New data member declaration.
8538 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8539 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8540 attributes_section_data_.
8541 (Arm_dynobj::attributes_section_data): New method definition.
8542 (Arm_dynobj::attributes_section_data_): New data member declaration.
8543 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8544 initialization value of may_use_blx_ to false.
8545 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8546 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8547 object attributes to compute results instead of hard-coding.
8548 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8549 Target_arm::get_secondary_compatible_arch,
8550 Target_arm::set_secondary_compatible_arch
8551 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8552 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8553 New method declarations.
8554 (Target_arm::get_aeabi_object_attribute): New method definition.
8555 (Target_arm::attributes_section_data_): New data member declaration.
8556 (read_arm_attributes_section): New template definition.
8557 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8558 (Arm_dynobj::do_read_symbols): Ditto.
8559 (Target_arm::do_finalize_sections): Merge attributes sections from
8560 input. Check for BLX use after attributes section merging.
8561 Fix __exidx_start and __exidx_end visibility. Create an
8562 .ARM.attributes section if necessary.
8563 (Target_arm::get_secondary_compatible_arch,
8564 Target_arm::set_secondary_compatible_arch,
8565 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8566 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8567 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8568 New method definitions.
8570 2009-12-09 Ian Lance Taylor <iant@google.com>
8572 * plugin.cc (Plugin::load): Don't cast from void* to a function
8575 2009-12-09 Ian Lance Taylor <iant@google.com>
8577 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8580 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8582 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8583 Replace two_file_shared_1.so with two_file_shared_2.so.
8584 * testsuite/Makefile.in: Regenerated.
8586 2009-12-08 Doug Kwan <dougkwan@google.com>
8588 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8589 (HFILES): Add attributes.h and int_encoding.h.
8590 * Makefile.in: Regenerate.
8591 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8592 function definitions to int_encoding.cc
8593 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8594 prototypes to int_encoding.h
8595 * reduced_debug_output.cc (int_encoding.h): New include.
8596 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8597 function definitions to int_encoding.cc
8598 (insert_into_vector, read_from_pointer): Move template definitions to
8600 * attributes.cc: New file.
8601 * attributes.h: New file.
8602 * int_encoding.cc: New file.
8603 * int_encoding.h: New file.
8605 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8608 * incremental-dump.cc (dump_incremental_inputs): New.
8609 (main): Use dump_incremental_inputs.
8611 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8614 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8615 checking elfcpp::STT_FUNC.
8616 (Target_i386::Relocate::relocate): Likewise.
8617 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8619 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8620 symbols from shared libraries into normal FUNC symbols.
8622 * symtab.h (Symbol): Add is_func and use it.
8624 2009-12-05 Doug Kwan <dougkwan@google.com>
8626 * arm.cc (Target_arm::arm_info): Initialize new fields
8627 attributes_section and attributes_vendor.
8628 * i386.cc (Target_i386::i386_info): Same.
8629 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8630 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8631 fields attributes_section and attributes_vendor.
8632 * sparc.cc (Target_sparc::sparc_info): Same.
8633 * target.h (Target::attributes_section, Target::attributes_vendor,
8634 Target::is_attributes_section, Target::attribute_arg_type,
8635 Target::attributes_order): New method definitions.
8636 (Target::Target_info::attributes_section,
8637 Target::Target_info::attributes_vendor): New fields.
8638 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8639 virtual method definitions.
8640 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8641 attributes_section and attributes_vendor.
8642 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8644 2009-12-05 Doug Kwan <dougkwan@google.com>
8646 * arm.cc: Update comments about interworking and stub generation.
8647 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8648 considered as non-PIC.
8649 (Arm_relocate_functions::base_abs): Fix formatting.
8650 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8651 of function to use GOT entry address instead of offset.
8652 (Target_arm::Scan::global): Issue an error if a symbol would need a
8653 PLT does not get one because it is untyped. Remove code to create
8654 dynamic symbols for relative branches.
8655 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8656 takes unsigned integer instead of boolean.
8658 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8660 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8661 (two_file_test_LDADD): Likewise.
8662 (common_test_1_LDADD): Likewise.
8663 (exception_test_LDADD) Likewise.
8664 (weak_test_LDADD): Likewise.
8665 (many_sections_test_LDADD): Likewise.
8666 (initpri1_LDADD): Likewise.
8667 (script_test_1_LDADD): Likewise.
8668 (script_test_2_LDADD): Likewise.
8669 (justsyms_LDADD): Likewise.
8670 (binary_test_LDADD): Likewise.
8671 (large_LDADD): Likewise.
8672 * testsuite/Makefile.in: Regenerated.
8674 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8676 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8677 (Symbol_table::override_with_special): Likewise.
8678 (Symbol_table::add_from_object): Likewise.
8680 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8682 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8683 Don't set the data_offset twice.
8685 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8687 * testsuite/Makefile.in: Regenerate.
8689 2009-12-03 Doug Kwan <dougkwan@google.com>
8691 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8692 (Target_arm::do_finalize_sections): Add parameter for symbol table
8693 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8694 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8695 parameter for symbol table pointer.
8696 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8697 an additional parameter for a pointer to symbol table.
8698 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8699 parameter for a symbol table pointer.
8700 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8701 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8703 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8704 parameter for a symbol table pointer.
8706 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8708 * incremental.cc (Incremental_inputs_header)
8709 (Incremental_inputs_header_write, Incremental_inputs_entry)
8710 (Incremental_inputs_entry_write): Move ...
8711 * incremental.h (Incremental_inputs_header)
8712 (Incremental_inputs_header_write, Incremental_inputs_entry)
8713 (Incremental_inputs_entry_write): here.
8715 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8717 * incremental.cc (make_sized_incremental_binary): Set the target.
8718 Error if it is incompatible.
8719 * output.h (Output_file): Add filename method.
8721 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8723 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8724 from the get_* methods.
8726 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8728 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8729 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8730 Write 0 for the data_offset of scripts.
8732 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8734 * testsuite/Makefile.am: Add the incremental_test.sh test.
8735 * testsuite/incremental_test.sh: New.
8736 * testsuite/incremental_test_1.c: New.
8737 * testsuite/incremental_test_2.c: New.
8739 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8741 * incremental-dump.cc (main): Fix typos.
8743 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8746 * incremental-dump.cc (main): Use llu to print 64 bit values.
8748 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8749 H.J. Lu <hongjiu.lu@intel.com>
8751 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8753 (incremental_dump_LDADD): Likewise.
8754 * Makefile.in: Regenerated.
8756 2009-11-25 Doug Kwan <dougkwan@google.com>
8760 2009-11-25 Doug Kwan <dougkwan@google.com>
8762 * arm.cc (Target_arm::Target_arm): Move method definition
8763 outside of class definition. Add code to handle
8764 --target1-rel, --target1-abs and --target2= options.
8765 (Target_arm::get_reloc_reloc_type): Change method to be
8766 non-static and const.
8767 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8768 New data member declaration.
8769 (Target_arm::Scan::local, Target_arm::Scan::global,
8770 Target_arm::Relocate::relocate,
8771 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8772 Adjust call to Target_arm::get_real_reloc_type.
8773 (Target_arm::get_real_reloc_type): Use command line options
8774 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8775 * options.h (--target1-rel, --target1-abs, --target2): New
8778 2009-11-25 Doug Kwan <dougkwan@google.com>
8780 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8781 class definition. Add code to handle --target1-rel, --target1-abs
8782 and --target2= options.
8783 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8785 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8787 (Target_arm::Scan::local, Target_arm::Scan::global,
8788 Target_arm::Relocate::relocate,
8789 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8790 call to Target_arm::get_real_reloc_type.
8791 (Target_arm::get_real_reloc_type): Use command line options to
8792 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8793 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8796 2009-11-25 Doug Kwan <dougkwan@google.com>
8798 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8799 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8800 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8802 (Arm_relocate_functions::thm_call): Replace body with a call to
8803 Arm_relocate_functions::thumb_branch_common.
8804 (Arm_relocate_functions::thm_jump24,
8805 Arm_relocate_functions::thm_xpc22): New method definitions.
8806 (Arm_relocate_functions::thumb_branch_common): New method definition.
8807 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8809 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8810 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8812 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8814 * Makefile.am: Build incremental-dump
8815 * Makefile.in: Regenerate.
8816 * incremental-dump.cc: New.
8817 * incremental.cc (Incremental_inputs_header_data,
8818 Incremental_inputs_entry_data): Move to incremental.h
8819 * incremental.h: (Incremental_inputs_header_data,
8820 Incremental_inputs_entry_data): Move from incremental.cc
8822 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8824 * incremental.cc (Incremental_inputs_header,
8825 Incremental_inputs_header_write, Incremental_inputs_entry,
8826 Incremental_inputs_entry_write): Add a typedef with the data type.
8828 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8830 * incremental.cc (Incremental_inputs_header,
8831 Incremental_inputs_header_write, Incremental_inputs_entry,
8832 Incremental_inputs_entry_write): Update comment about which
8833 type has the filed descriptions.
8835 2009-11-15 Doug Kwan <dougkwan@google.com>
8837 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8838 (Arm_relocate_functions::arm_branch_common): Change method defintion
8839 in class definition to a method declaration and update list of formal
8841 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8842 Arm_relocation_functions::jump24): Adjust call to
8843 Arm_relocate_functions::arm_branch_common. Update list of formal
8845 (Arm_relocate_functions::xpc25): New method definition.
8846 (Arm_relocate_functions::arm_branch_common): Move method defintion
8847 out from class definition. Use stubs for mode-switching and extending
8849 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8850 specially. Change code to enable use of stubs in ARM branches.
8852 2009-11-10 Doug Kwan <dougkwan@google.com>
8854 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8855 in method declaration.
8856 (Target_arm::relocate_stub): New method declaration.
8857 (Target_arm::default_target): Change to return a pointer instead of
8859 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8860 Target_arm::default_target.
8861 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8863 (Target_arm::relocate_section): Adjust view.
8864 (Target_arm::relocate_stub): New method definition.
8866 2009-11-10 Doug Kwan <dougkwan@google.com>
8868 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8870 * incremental.cc (open_incremental_binary): Initialized local
8871 variables to avoid warnings.
8872 * object.cc (make_elf_object): Ditto.
8873 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8876 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8879 * testsuite/plugin_test.c: Include "config.h".
8881 2009-11-09 Doug Kwan <dougkwan@google.com>
8883 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8884 (arm_symbol_value): Remove.
8885 (Arm_relocate_functions::arm_branch_common,
8886 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8887 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8888 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8889 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8890 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8891 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8892 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8893 Arm_relocate_functions::thm_mobw_abs_nc,
8894 Arm_relocate_functions::thm_mov_abs,
8895 Arm_relocate_functions::movw_prel_nc,
8896 Arm_relocate_functions::thm_movt_abs,
8897 Arm_relocate_functions::movt_prel,
8898 Arm_relocate_functions::thm_movw_prel_nc,
8899 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8900 (Target_arm::Relocate::relocate): Only decompose address into two
8901 parts if relocation type uses the thumb-bit and pass the actual
8902 bit instead of a flag indicating that the thumb-bit is used. Adjust
8903 calls to methods in Arm_relocate_functions for this change.
8905 2009-11-08 Ian Lance Taylor <iant@google.com>
8908 * reloc.cc: Instantiate
8909 Sized_relobj::initialize_input_to_output_maps and
8910 Sized_relobj:free_input_to_output_maps.
8912 2009-11-06 Ian Lance Taylor <iant@google.com>
8915 * defstd.cc (in_segment): Set only_if_ref true for "end".
8917 2009-11-06 Doug Kwan <dougkwan@google.com>
8919 * arm.cc (class Reloc_stub): Correct a comment.
8920 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8921 (Target_arm::scan_section_for_stubs): New method declaration.
8922 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8923 Change methods from private to protected.
8924 (Target_arm::do_may_relax): New method definition.
8925 (Target_arm::do_relax, Target_arm::group_sections,
8926 Target_arm::scan_reloc_for_stub,
8927 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8928 (Target_arm::arm_input_section_map_): New data member declaration.
8929 (Target_arm::scan_reloc_for_stub,
8930 Target_arm::scan_reloc_section_for_stubs,
8931 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8932 Target_arm::do_relax): New method definitions.
8934 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8936 * configure.ac: Check for (struct stat)::st_mtim
8937 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8938 * config.in: Regenerate.
8939 * configure: Regenerate.
8941 2009-11-05 Ian Lance Taylor <iant@google.com>
8944 * output.cc (Output_segment::add_output_section): Add missing
8947 2009-11-04 Ian Lance Taylor <iant@google.com>
8950 * object.h (class Object): Add is_needed and set_is_needed
8951 methods. Add is_needed_ field. Make bool fields into bitfields.
8952 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8953 defined in a dynamic object and referenced by a regular object,
8954 set is_needed for the dynamic object.
8955 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8956 if the file is marked with as_needed and it is not needed.
8958 2009-11-04 Ian Lance Taylor <iant@google.com>
8961 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8962 tags if data is discarded by linker script.
8963 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8964 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8965 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8966 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8968 2009-11-04 Ian Lance Taylor <iant@google.com>
8970 * layout.cc (Layout::get_output_section): Add is_interp and
8971 is_dynamic_linker_section parameters. Change all callers.
8972 (Layout::choose_output_section): Likewise.
8973 (Layout::make_output_section): Likewise.
8974 (Layout::add_output_section_data): Add is_dynamic_linker_section
8975 parameter. Change all callers.
8976 * layout.h (class Layout): Update declarations.
8977 * output.h (class Output_section): Add is_interp, set_is_interp,
8978 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8979 Add is_interp_, is_dynamic_linker_section_ fields. Change
8980 generate_code_fills_at_write_ to a bitfield.
8981 * output.cc (Output_section::Output_sections): Initialize new
8983 (Output_segment::add_output_section): Add do_sort parameter.
8986 2009-11-03 Ian Lance Taylor <iant@google.com>
8989 * options.h (class General_options): Add --warn-common.
8990 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8991 merging two common symbols.
8992 (Symbol_table::should_override): Handle --warn-common when merging
8993 a common symbol with a defined symbol. Use report_resolve_problem
8994 for multiple definitions.
8995 (Symbol_table::report_resolve_problem): New function.
8996 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8998 2009-11-03 Doug Kwan <dougkwan@google.com>
9000 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
9002 (Target_arm::stub_factory): New method definition.
9003 (Target_arm::new_arm_input_section,
9004 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
9005 Target_arm::reloc_uses_thumb_bit): New method declarations.
9006 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
9007 New type definitions.
9008 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
9009 member declarations.
9010 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
9011 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
9012 New method definitions.
9014 2009-11-03 Ian Lance Taylor <iant@google.com>
9016 * options.h (class General_options): Add --warn_constructors.
9018 2009-11-03 Ian Lance Taylor <iant@google.com>
9021 * defstd.cc (in_section): Add entries for __rel_iplt_start,
9022 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9024 2009-11-03 Ian Lance Taylor <iant@google.com>
9027 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9028 --msgid-bugs-address.
9029 (install-pdf): New target.
9030 (install-data_yes): Look up one directory to find mkinstalldirs.
9032 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9034 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9037 2009-10-30 Doug Kwan <dougkwan@google.com>
9039 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9041 2009-10-30 Doug Kwan <dougkwan@google.com>
9043 * arm.cc (Stub_addend_reader): New struct template definition
9044 and partial specializations.
9045 (Stub_addend_reader::operator()): New method definition for a
9046 partially specialized template.
9048 2009-10-30 Doug Kwan <dougkwan@google.com>
9050 * arm.cc (Arm_relobj::processor_specific_flags): New method
9052 (Arm_relobj::do_read_symbols): New method declaration.
9053 (Arm_relobj::processor_specific_flags_): New data member declaration.
9054 (Arm_dynobj): New class definition.
9055 (Target_arm::do_finalize_sections): Add input_objects parameter.
9056 (Target_arm::do_adjust_elf_header): New method declaration.
9057 (Target_arm::are_eabi_versions_compatible,
9058 (Target_arm::merge_processor_specific_flags): New method declaration.
9059 (Target_arm::do_make_elf_object): New overloaded method definitions
9061 (Arm_relobj::do_read_symbols): New method definition.
9062 (Arm_dynobj::do_read_symbols): Ditto.
9063 (Target_arm::do_finalize_sections): Add input_objects parameters.
9064 Merge processor-specific flags from all input objects.
9065 (Target_arm::are_eabi_versions_compatible,
9066 Target_arm::merge_processor_specific_flags,
9067 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9068 New method definitions.
9069 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9070 Input_objects pointer type parameter.
9071 * layout.cc (Layout::finalize): Pass input objects to target's.
9072 finalize_sections function.
9073 * output.cc (Output_file_header::do_sized_write): Set ELF file
9074 header's processor-specific flags.
9075 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9076 Input_objects pointer type parameter.
9077 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9078 * target.h (Input_objects): New forward class declaration.
9079 (Target::processor_specific_flags,
9080 Target::are_processor_specific_flags_sect): New method definitions.
9081 (Target::finalize_sections): Add input_objects parameter.
9082 (Target::Target): Initialize processor_specific_flags_ and
9083 are_processor_specific_flags_set_.
9084 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9086 (Target::set_processor_specific_flags): New method definition.
9087 (Target::processor_specific_flags_,
9088 Target::are_processor_specific_flags_set_): New data member
9090 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9091 Input_objects pointer type parameter.
9093 2009-10-30 Doug Kwan <dougkwan@google.com>
9095 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9097 2009-10-28 Ian Lance Taylor <iant@google.com>
9099 * object.h (class Relobj): Drop options parameter from
9100 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9101 do_scan_relocs, do_relocate. Change all callers.
9102 (class Sized_relobj): Drop options parameters from
9103 do_gc_process_relocs, do_scan_relocs, do_relocate,
9104 do_relocate_sections, relocate_sections, emit_relocs_scan,
9105 emit_relocs_scan_reltype. Change all callers.
9106 (struct Relocate_info): Remove options field and all references to
9108 * reloc.h (class Read_relocs): Remove options constructor
9109 parameter and options_ field. Change all callers.
9110 (class Gc_process_relocs, class Scan_relocs): Likewise.
9111 (class Relocate_task): Likewise.
9112 * target-reloc.h (scan_relocs): Remove options parameter. Change
9114 (scan_relocatable_relocs): Likewise.
9115 * target.h (class Sized_target): Remove options parameter from
9116 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9118 * gc.h (gc_process_relocs): Remove options parameter. Change all
9120 * arm.cc: Update functions to remove options parameters.
9121 * i386.cc: Likewise.
9122 * powerpc.cc: Likewise.
9123 * sparc.cc: Likewise.
9124 * x86_64.cc: Likewise.
9125 * testsuite/testfile.cc: Likewise.
9127 2009-10-28 Doug Kwan <dougkwan@google.com>
9129 * arm.cc (Arm_relobj): New class definition.
9130 (Arm_relobj::scan_sections_for_stubs,
9131 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9132 New method definitions.
9134 2009-10-28 Cary Coutant <ccoutant@google.com>
9136 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9137 (Plugin::cleanup_done_): New member.
9138 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9139 (Plugin_manager::cleanup_done_): Remove.
9140 (Plugin_manager::add_input_file): Edit error message.
9141 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9142 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9144 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9146 * fileread.cc: (File_read::View::~View): Use the new
9147 data_ownership_ filed.
9148 (File_read::~File_read): Dispose the new whole_file_view_.
9149 (File_read::open): Mmap the whole file if needed.
9150 (File_read::open): Use whole_file_view_ instead of contents_.
9151 (File_read::find_view): Use whole_file_view_ if applicable.
9152 (File_read::do_read): Use whole_file_view_ instead of contents_.
9153 (File_read::make_view): Use whole_file_view_ instead of contents_,
9154 update File_read::View::View call.
9155 (File_read::find_or_make_view): Update File_read::View::View
9157 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9159 (File_read::View::Data_ownership): New enum.
9160 (File_read::View::View): Replace bool mapped_ with Data_ownership
9162 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9163 (File_read::View::data_ownership_): New field.
9164 (File_read::contents_): Remove (replaced by whole_file_view_).
9165 (File_read::whole_file_view_): New field.
9166 * options.h (class General_options): Add --keep-files-mapped.
9168 2009-10-27 Cary Coutant <ccoutant@google.com>
9170 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9171 * testsuite/Makefile.am (plugin_test_5): New test case.
9172 * testsuite/Makefile.in: Regenerate.
9174 2009-10-25 Doug Kwan <dougkwan@google.com>
9176 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9177 from private to protected to allow access by child class.
9178 (Sized_relobj::do_relocate_sections): New method declaration.
9179 (Sized_relobj::relocate_sections): Virtualize.
9180 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9181 Sized_relobj::relocate_sections. Instantiate template explicitly
9182 for different target sizes and endianity.
9184 2009-10-24 Doug Kwan <dougkwan@google.com>
9186 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9187 (Arm_input_section::as_arm_input_section): New method.
9188 (Arm_output_section): New class definition.
9189 (Arm_output_section::create_stub_group,
9190 Arm_output_section::group_sections): New method definitions.
9192 2009-10-22 Doug Kwan <dougkwan@google.com>
9194 * arm.cc (Arm_input_section): New class definition.
9195 (Arm_input_section::init, Arm_input_section:do_write,
9196 Arm_input_section::set_final_data_size,
9197 Arm_input_section::do_reset_address_and_file_offset): New method
9200 2009-10-21 Doug Kwan <dougkwan@google.com>
9202 * arm.cc (Stub_table, Arm_input_section): New forward class
9204 (Stub_table): New class defintion.
9205 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9206 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9207 New method definition.
9209 2009-10-21 Doug Kwan <dougkwan@google.com>
9211 * arm.cc: Update copyright comments.
9212 (Target_arm): New forward class template declaration.
9213 (Arm_address): New type.
9214 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9215 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9216 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9218 (Insn_template): Same.
9219 (DEF_STUBS): New macro.
9220 (Stub_type): New enum type.
9221 (Stub_template): New class definition.
9224 (Stub_factory): Same.
9225 (Target_arm::Target_arm): Initialize may_use_blx_ and
9226 should_force_pic_veneer_.
9227 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9228 Target_arm::should_force_pic_veneer,
9229 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9230 Target_arm::using_thumb_only, Target_arm:;default_target): New
9232 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9233 New data member declarations.
9234 (Insn_template::size, Insn_template::alignment): New method defintions.
9235 (Stub_template::Stub_template): New method definition.
9236 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9237 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9238 (Stub_factory::Stub_factory): New method definition.
9239 * gold.h (string_hash): New template.
9240 * output.h (Input_section_specifier::hash_value): Use
9242 (Input_section_specifier::string_hash): Remove.
9243 * stringpool.cc (Stringpool_template::string_hash): Use
9246 2009-10-20 Doug Kwan <dougkwan@google.com>
9248 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9249 symbols of relaxed input sections.
9250 * output.h (Output_section::find_relaxed_input_section): Make
9253 2009-10-16 Doug Kwan <dougkwan@google.com>
9255 * dynobj.cc (Versions::Versions): Initialize version_script_.
9256 Only insert base version symbol definition for a shared object
9257 if version script defines any version versions.
9258 (Versions::define_base_version): New method definition.
9259 (Versions::add_def): Check that base version is not needed.
9260 (Versions::add_need): Define base version lazily.
9261 * dynobj.h (Versions::define_base_version): New method declaration.
9262 (Versions::needs_base_version_): New data member declaration.
9263 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9264 (check_DATA): Add no_version_test.stdout.
9265 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9267 * testsuite/Makefile.in: Regenerate.
9268 * testsuite/no_version_test.c: New file.
9269 * testsuite/no_version_test.sh: Ditto.
9271 2009-10-16 Doug Kwan <dougkwan@google.com>
9273 * expression.cc (class Segment_start_expression): New class definition.
9274 (Segment_start_expression::value): New method definition.
9275 (script_exp_function_segment_start): Return a new
9276 Segment_start_expression.
9277 * gold/script-c.h (script_saw_segment_start_expression): New function
9279 * script-sections.cc (Script_sections::Script_sections): Initialize
9280 SAW_SEGMENT_START_EXPRESSION_ to false.
9281 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9282 and -Tbbs options to specify section addresses if given in
9283 command line and no SEGMENT_START expression is seen in a script.
9284 * script-sections.h (Script_sections::saw_segment_start_expression,
9285 Script_sections::set_saw_segment_start_expression): New method
9287 (Script_sections::saw_segment_start_expression_): New data member
9289 * script.cc (script_saw_segment_start_expression): New function.
9290 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9291 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9292 script_test_7.sh and script_test_8.sh.
9293 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9294 script_test_8.stdout.
9295 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9296 (script_test_6, script_test_6.stdout, script_test_7,
9297 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9298 * Makefile.in: Regenerate.
9299 * testsuite/script_test_6.sh: New file.
9300 * testsuite/script_test_6.t: Same.
9301 * testsuite/script_test_7.sh: Same.
9302 * testsuite/script_test_7.t: Same.
9303 * testsuite/script_test_8.sh: Same.
9305 2009-10-16 Doug Kwan <dougkwan@google.com>
9307 * output.cc (Output_segment::set_section_list_address): Cast
9308 expressions to unsigned long long type to avoid format warnings.
9310 2009-10-15 Ian Lance Taylor <iant@google.com>
9312 * script.cc (Script_options::add_symbol_assignment): Always add a
9313 dot assignment to script_sections_.
9314 * script-sections.cc (Script_sections::add_dot_assignment):
9315 Initialize if necessary.
9317 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9318 program headers with no load segment if there is a linker script.
9320 * layout.cc (Layout::set_segment_offsets): Align the file offset
9321 to the segment aligment for -N or -n with no load segment.
9322 * output.cc (Output_segment::add_output_section): Don't crash if
9323 the first section is a TLS section.
9324 (Output_segment::set_section_list_addresses): Print an error
9325 message if the address moves backward in a linker script.
9326 * script-sections.cc
9327 (Output_section_element_input::set_section_addresses): Don't
9328 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9329 (Orphan_output_section::set_section_addresses): Likewise.
9331 2009-10-15 Doug Kwan <dougkwan@google.com>
9333 * layout.cc (Layout::finish_dynamic_section): Generate tags
9334 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9335 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9336 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9338 2009-10-14 Ian Lance Taylor <iant@google.com>
9340 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9342 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9343 data_shdr fields of relinfo.
9344 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9345 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9346 R_386_TLS_LDO_32, adjust based on section flags.
9347 (Target_i386::Relocate::fix_up_ldo): Remove.
9349 2009-10-13 Ian Lance Taylor <iant@google.com>
9351 Add support for -pie.
9352 * options.h (class General_options): Add -pie and
9354 (General_options::output_is_position_independent): Test -pie.
9355 (General_options::output_is_executable): Return true if not shared
9356 and not relocatable.
9357 (General_options::output_is_pie): Remove.
9358 * options.cc (General_options::finalize): Reject incompatible uses
9360 * gold.cc (queue_middle_tasks): A -pie link is not static.
9361 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9362 * symtab.cc (Symbol::final_value_is_known): Return false if
9363 output_is_position_independent.
9364 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9365 output_is_position_independent.
9366 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9367 output_is_position_independent.
9368 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9369 output_is_position_independent.
9370 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9372 (basic_pie_test.o, basic_pie_test): New targets.
9373 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9374 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9375 (two_file_pie_test): New target.
9376 * testsuite/Makefile.in: Rebuild.
9377 * README: Remove note saying that -pie is not supported.
9379 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9381 * options.h (class General_options): Add -init and -fini.
9382 * layout.cc (Layout::finish_dynamic_section): Emit
9383 given init and fini functions.
9385 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9387 * gc.h (gc_process_relocs): Check if icf is enabled using new
9389 * gold.cc (queue_initial_tasks): Likewise.
9390 (queue_middle_tasks): Likewise.
9391 * object.cc (do_layout): Likewise.
9392 * symtab.cc (is_section_folded): Likewise.
9393 * main.cc (main): Likewise.
9394 * reloc.cc (Read_relocs::run): Likewise.
9395 (Sized_relobj::do_scan_relocs): Likewise.
9396 * icf.cc (is_function_ctor_or_dtor): New function.
9397 (Icf::find_identical_sections): Check if function is ctor or dtor when
9399 * options.h (General_options::icf): Change option to be an enum.
9400 (Icf_status): New enum.
9401 (icf_enabled): New method.
9402 (icf_safe_folding): New method.
9403 (set_icf_status): New method.
9404 (icf_status_): New variable.
9405 * (options.cc) (General_options::finalize): Set icf_status_.
9406 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9407 icf_test and icf_keep_unique_test to use the --icf enum flag.
9408 * testsuite/icf_safe_test.sh: New file.
9409 * testsuite/icf_safe_test.cc: New file.
9411 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9413 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9414 includes to gc.h and icf.h.
9415 * arm.cc: Include gc.h.
9416 * gold.cc: Likewise.
9417 * i386.cc: Likewise.
9418 * powerpc.cc: Likewise.
9419 * sparc.cc: Likewise.
9420 * x86_64.cc: Likewise.
9421 * gc.h: Include icf.h.
9423 2009-10-11 Ian Lance Taylor <iant@google.com>
9425 * plugin.cc: Include "gold.h" before other header files.
9427 2009-10-10 Chris Demetriou <cgd@google.com>
9429 * options.h (Input_file_argument::Input_file_type): New enum.
9430 (Input_file_argument::is_lib_): Replace with...
9431 (Input_file_argument::type_): New member.
9432 (Input_file_argument::Input_file_argument): Take Input_file_type
9433 'type' rather than boolean 'is_lib' as second argument.
9434 (Input_file_argument::is_lib): Use type_.
9435 (Input_file_argument::is_searched_file): New function.
9436 (Input_file_argument::may_need_search): Handle is_searched_file.
9437 * options.cc (General_options::parse_library): Support -l:filename.
9438 (General_options::parse_just_symbols): Update for Input_file_argument
9440 (Command_line::process): Likewise.
9441 * archive.cc (Archive::get_file_and_offset): Likewise.
9442 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9443 * script.cc (read_script_file, script_add_file): Likewise.
9444 * fileread.cc (Input_file::Input_file): Likewise.
9445 (Input_file::will_search_for): Handle is_searched_file.
9446 (Input_file::open): Likewise.
9447 * readsyms.cc (Read_symbols::get_name): Likewise.
9448 * testsuite/Makefile.am (searched_file_test): New test.
9449 * testsuite/Makefile.in: Regenerate.
9450 * testsuite/searched_file_test.cc: New file.
9451 * testsuite/searched_file_test_lib.cc: New file.
9453 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9454 Ian Lance Taylor <iant@google.com>
9456 * descriptor.cc: Include <cstdio> and "binary-io.h".
9457 (Descriptors::open): Open the files in binary mode always.
9458 * script.cc (Lex::get_token): Treat \r as whitespace.
9460 2009-10-09 Ian Lance Taylor <iant@google.com>
9462 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9464 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9465 Ian Lance Taylor <iant@google.com>
9467 * configure.ac: Check for readv function also.
9468 * fileread.cc (readv): Define if not HAVE_READV.
9469 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9471 * config.in: Regenerate.
9472 * configure: Regenerate.
9474 2009-10-09 Doug Kwan <dougkwan@google.com>
9476 * layout.cc (Layout::make_output_section): Call target hook to make
9477 ordinary output section.
9478 (Layout::finalize): Adjust parameter list of call the
9479 Target::may_relax().
9480 * layout.h (class Layout::section_list): New method.
9481 * merge.h (Output_merge_base::entsize): Change visibility to public.
9482 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9484 (Output_merge_string::do_is_string): New method.
9485 * object.cc (Sized_relobj::do_setup): renamed from
9486 Sized_relobj::set_up.
9487 * object.h (Sized_relobj::adjust_shndx,
9488 Sized_relobj::initializ_input_to_output_maps,
9489 Sized_relobj::free_input_to_output_maps): Change visibilities to
9491 (Sized_relobj::setup): Virtualize.
9492 (Sized_relobj::do_setup): New method declaration.
9493 (Sized_relobj::invalidate_section_offset,
9494 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9495 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9496 * options.cc (parse_int): New function.
9497 * options.h (parse_int): New declaration.
9498 (DEFINE_int): New macro.
9499 (stub_group_size): New option.
9500 * output.cc (Output_section::Output_section): Initialize memebers
9501 merge_section_map_, merge_section_by_properties_map_,
9502 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9503 (Output_section::add_input_section): Handled deferred code-fill
9504 generation and remove an old comment.
9505 (Output_section::add_relaxed_input_section): New method definition.
9506 (Output_section::add_merge_input_section): Use merge section by
9507 properties map to speed to search. Update merge section maps
9509 (Output_section::build_relaxation_map): New method definition.
9510 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9512 (Output_section::relax_input_section): Renamed to
9513 Output_section::convert_input_sections_to_relaxed_sections and change
9514 interface to take a vector of pointers to relaxed sections.
9515 (Output_section::find_merge_section,
9516 Output_section::find_relaxed_input_section): New method definitions.
9517 (Output_section::is_input_address_mapped,
9518 Output_section::output_offset, Output_section::output_address):
9519 Use output section data maps to speed up searching.
9520 (Output_section::find_starting_output_address): Add comments.
9521 (Output_section::do_write,
9522 Output_section::write_to_postprocessing_buffer): Do code-fill
9523 generation as appropriate.
9524 (Output_section::get_input_sections): Invalidate relaxed input section
9526 (Output_section::restore_states): Adjust type of checkpoint .
9527 Invalidate relaxed input section map.
9528 * output.h (Output_merge_base): New class declaration.
9529 (Input_section_specifier): New class defintion.
9530 (class Output_relaxed_input_section) Change base class to
9531 Output_section_data_build.
9532 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9533 base class initializer.
9534 (Output_section::add_relaxed_input_section): New method declaration.
9535 (Output_section::Input_section): Change visibility to protected.
9536 (Output_section::Input_section::relobj,
9537 Output_section::Input_section::shndx): Handle relaxed input sections.
9538 Output_section::input_sections) Change visibility to protected. Also
9539 define overload to return a non-const pointer.
9540 (Output_section::Merge_section_properties): New class defintion.
9541 (Output_section::Merge_section_by_properties_map,
9542 Output_section::Output_section_data_by_input_section_map,
9543 Output_section::Relaxation_map): New types.
9544 (Output_section::relax_input_section): Rename method to
9545 Output_section::convert_input_sections_to_relaxed_sections and change
9546 interface to take a vector of relaxed section pointers.
9547 (Output_section::find_merge_section,
9548 Output_section::find_relaxed_input_section,
9549 Output_section::build_relaxation_map,
9550 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9551 New method declarations.
9552 (Output_section::merge_section_map_
9553 Output_section::merge_section_by_properties_map_,
9554 Output_section::relaxed_input_section_map_,
9555 Output_section::is_relaxed_input_section_map_valid_,
9556 Output_section::generate_code_fills_at_write_): New data members.
9557 * script-sections.cc
9558 (Output_section_element_input::set_section_addresses): Call
9559 current_data_size and addralign methods of relaxed input sections.
9560 (Orphan_output_section::set_section_addresses): Call current_data_size
9561 and addralign methods of relaxed input sections.
9562 * symtab.cc (Symbol_table::compute_final_value): Extract template
9563 from the body of Symbol_table::sized_finalize_symbol.
9564 (Symbol_table::sized_finalized_symbol): Call
9565 Symbol_table::compute_final_value.
9566 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9567 (Symbol_table::compute_final_value): New templated method declaration.
9568 * target.cc (Target::do_make_output_section): New method defintion.
9569 * target.h (Target::make_output_section): New method declaration.
9570 (Target::relax): Add more parameters for input objects, symbol table
9571 and layout. Adjust call to do_relax.
9572 (Target::do_make_output_section): New method declaration.
9573 (Target::do_relax): Add parameters for input objects, symbol table
9576 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9578 * pread.c: Include stdio.h.
9580 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9582 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9585 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9587 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9588 Change read_shndx type to unsigned int.
9589 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9591 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9592 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9593 Change read_shndx type to unsigned int.
9594 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9596 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9597 * layout.cc (Layout::create_symtab_sections): Cast the result of
9598 local_symcount * symsize to off_t in the gold_assert.
9600 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9602 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9603 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9605 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9606 (Arm_relocate_functions::thm_abs5): New function.
9607 (Arm_relocate_functions::abs12): New function.
9608 (Arm_relocate_functions::abs16): New function.
9609 (Arm_relocate_functions::base_abs): New function.
9610 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9611 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9612 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9614 (Scan::global): Likewise.
9615 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9616 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9617 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9618 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9621 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9623 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9624 (Arm_relocate_functions::movt_prel): New function.
9625 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9626 (Arm_relocate_functions::thm_movt_prel): New function.
9627 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9628 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9629 (Scan::global, Relocate::relocate): Likewise.
9630 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9632 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9634 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9635 Incremental_checker.
9636 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9638 (class Incremental_inputs_header): New class.
9639 (Incremental_inputs_header_writer): Edit comment.
9640 (Incremental_inputs_entry): New class.
9641 (Incremental_inputs_entry_writer): Edit comment.
9642 (Sized_incremental_binary::do_find_incremental_inputs_section):
9643 Add *strtab_shndx parameter, fill it.
9644 (Sized_incremental_binary::do_check_inputs): New method.
9645 (Incremental_checker::can_incrementally_link_output_file): Use
9646 Sized_incremental_binary::check_inputs.
9647 (Incremental_inputs::report_command_line): Save command line in
9650 (Incremental_binary::find_incremental_inputs_section): New
9652 (Incremental_binary::do_find_incremental_inputs_section): Add
9653 strtab_shndx parameter.
9654 (Incremental_binary::do_check_inputs): New pure virtual method.
9655 (Sized_incremental_binary::do_check_inputs): Declare.
9656 (Incremental_checker::Incremental_checker): Add incremental_inputs
9657 parameter, use it to initialize incremental_inputs_.
9658 (Incremental_checker::incremental_inputs_): New field.
9659 (Incremental_checker::command_line): New method.
9660 (Incremental_checker::inputs): New method.
9661 (Incremental_checker::command_line_): New field.
9663 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9665 * incremental.cc: Include <cstdarg> and "target-select.h".
9666 (vexplain_no_incremental): New function.
9667 (explain_no_incremental): New function.
9668 (Incremental_binary::error): New method.
9669 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9671 (make_sized_incremental_binary): New function.
9672 (open_incremental_binary): New function.
9673 (can_incrementally_link_file): Add checks if output is ELF and has
9675 * incremental.h: Include "elfcpp_file.h" and "output.h".
9676 (Incremental_binary): New class.
9677 (Sized_incremental_binary): New class.
9678 (open_incremental_binary): Declare.
9679 * object.cc (is_elf_object): Use
9680 elfcpp::Elf_recognizer::is_elf_file.
9681 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9682 * output.h (Output_file::filesize): New method.
9684 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9686 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9688 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9689 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9691 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9693 (Arm_relocate_functions::movw_abs_nc): New function.
9694 (Arm_relocate_functions::movt_abs): New function.
9695 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9696 (Arm_relocate_functions::thm_movt_abs): New function.
9697 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9698 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9699 (Scan::global): Likewise.
9700 (Relocate::relocate): Likewise.
9701 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9703 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9705 * arm.cc (Arm_relocate_functions::got_prel) New function.
9706 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9707 (Relocate::relocate): Likewise.
9708 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9710 2009-10-06 Ian Lance Taylor <iant@google.com>
9712 * options.h (class General_options): Define
9713 split_stack_adjust_size parameter.
9714 * object.h (class Object): Add uses_split_stack_ and
9715 has_no_split_stack_ fields. Add uses_split_stack and
9716 has_no_split_stack accessor functions. Declare
9717 handle_split_stack_section.
9718 (class Reloc_symbol_changes): Define.
9719 (class Sized_relobj): Define Function_offsets. Declare
9720 split_stack_adjust, split_stack_adjust_reltype, and
9722 * object.cc (Object::handle_split_stack_section): New function.
9723 (Sized_relobj::do_layout): Call handle_split_stack_section.
9724 * dynobj.cc (Sized_dynobj::do_layout): Call
9725 handle_split_stack_section.
9726 * reloc.cc (Sized_relobj::relocate_sections): Call
9727 split_stack_adjust for executable sections in split_stack
9728 objects. Pass reloc_map to relocate_section.
9729 (Sized_relobj::split_stack_adjust): New function.
9730 (Sized_relobj::split_stack_adjust_reltype): New function.
9731 (Sized_relobj::find_functions): New function.
9732 * target-reloc.h: Include "object.h".
9733 (relocate_section): Add reloc_symbol_changes parameter. Change
9735 * target.h (class Target): Add calls_non_split method. Declare
9736 do_calls_non_split virtual method. Declare match_view and
9738 * target.cc: Include "elfcpp.h".
9739 (Target::do_calls_non_split): New function.
9740 (Target::match_view): New function.
9741 (Target::set_view_to_nop): New function.
9742 * gold.cc (queue_middle_tasks): Give an error if mixing
9743 split-stack and non-split-stack objects with -r.
9744 * i386.cc (Target_i386::relocate_section): Add
9745 reloc_symbol_changes parameter.
9746 (Target_i386::do_calls_non_split): New function.
9747 * x86_64.cc (Target_x86_64::relocate_section): Add
9748 reloc_symbol_changes parameter.
9749 (Target_x86_64::do_calls_non_split): New function.
9750 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9752 * powerpc.cc (Target_powerpc::relocate_section): Add
9753 reloc_symbol_changes parameter.
9754 * sparc.cc (Target_sparc::relocate_section): Add
9755 reloc_symbol_changes parameter.
9756 * configure.ac: Call AM_CONDITIONAL for the default target.
9757 * configure: Rebuild.
9758 * testsuite/Makefile.am (TEST_AS): New variable.
9759 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9760 (check_DATA): Add split_i386 and split_x86_64 files.
9761 (SPLIT_DEFSYMS): Define.
9762 (split_i386_[1234n].o): New targets.
9763 (split_i386_[124]): New targets.
9764 (split_i386_[1234r].stdout): New targets.
9765 (split_x86_64_[1234n].o): New targets.
9766 (split_x86_64_[124]): New targets.
9767 (split_x86_64_[1234r].stdout): New targets.
9768 (MOSTLYCLEANFILES): Add new executables.
9769 * testsuite/split_i386.sh: New file.
9770 * testsuite/split_x86_64.sh: New file.
9771 * testsuite/split_i386_1.s: New file.
9772 * testsuite/split_i386_2.s: New file.
9773 * testsuite/split_i386_3.s: New file.
9774 * testsuite/split_i386_4.s: New file.
9775 * testsuite/split_i386_n.s: New file.
9776 * testsuite/split_x86_64_1.s: New file.
9777 * testsuite/split_x86_64_2.s: New file.
9778 * testsuite/split_x86_64_3.s: New file.
9779 * testsuite/split_x86_64_4.s: New file.
9780 * testsuite/split_x86_64_n.s: New file.
9781 * testsuite/testfile.cc (Target_test): Update relocation_section
9783 * testsuite/Makefile.in: Rebuild.
9785 2009-10-06 Ian Lance Taylor <iant@google.com>
9787 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9788 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9789 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9790 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9791 the address on ldo_addrs_.
9792 (Target_i386::Relocate::fix_up_ldo): New function.
9794 2009-10-06 Rafael Espindola <espindola@google.com>
9796 * plugin.cc (add_input_library): New.
9797 (Plugin::load): Add add_input_library to tv.
9798 (Plugin_manager::add_input_file): Add the is_lib argument.
9799 (add_input_file): Update call to Plugin_manager::add_input_file.
9800 (add_input_library): New.
9801 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9803 2009-09-30 Doug Kwan <dougkwan@google.com>
9805 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9806 symbol and call Symbol::may_need_copy_reloc to determine if
9807 a copy reloc is needed.
9808 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9809 nocopyreloc is given in command line.
9810 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9811 given in command line.
9812 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9813 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9814 of the removed Target_i386::may_need_copy_reloc.
9815 * options.h (copyreloc): New option with default value false.
9816 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9817 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9818 instead of the removed Target_powerpc::may_need_copy_reloc.
9819 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9820 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9821 instead of the removed Target_sparc::may_need_copy_reloc.
9822 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9823 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9824 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9825 instead of the removed Target_x86_64::may_need_copy_reloc.
9827 2009-09-30 Ian Lance Taylor <iant@google.com>
9829 * object.h (class Object): Remove target_ field, and target,
9830 sized_target, and set_target methods.
9831 (Object::sized_target): Remove.
9832 (class Sized_relobj): Update declarations. Remove sized_target.
9833 * object.cc (Sized_relobj::setup): Remove target parameter.
9835 (Input_objects::add_object): Don't do anything with the target.
9836 (make_elf_sized_object): Add punconfigured parameter. Change all
9837 callers. Set or test parameter target.
9838 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9840 * parameters.cc (Parameters::set_target): Change parameter type to
9842 (Parameters::default_target): Remove.
9843 (set_parameters_target): Change parameter type to be non-const.
9844 (parameters_force_valid_target): New function.
9845 (parameters_clear_target): New function.
9846 * parameters.h (class Parameters): Update declarations. Remove
9847 default_target method. Add sized_target and clear_target
9848 methods. Change target_ to be non-const.
9849 (set_parameters_target): Update declaration.
9850 (parameters_force_valid_target): Declare.
9851 (parameters_clear_target): Declare.
9852 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9853 as NULL if we aren't searching.
9854 (Add_symbols::run): Don't check for compatible target.
9855 * fileread.cc (Input_file::open_binary): Call
9856 parameters_force_valid_target.
9857 * gold.cc (queue_middle_tasks): Likewise.
9858 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9859 set_target on object.
9860 * dynobj.h (class Sized_dynobj): Update declarations.
9861 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9862 make_elf_object returns NULL.
9863 (Archive::include_member): Don't check whether object target is
9865 * output.cc (Output_section::add_input_section): Get target from
9867 (Output_section::relax_input_section): Likewise.
9868 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9870 (Sized_relobj::do_scan_relocs): Likewise.
9871 (Sized_relobj::relocate_sections): Likewise.
9872 * resolve.cc (Symbol_table::resolve): Likewise.
9873 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9874 parameter. Change all callers.
9875 (Symbol_table::add_from_object): Get target from parameters.
9876 (Symbol_table::add_from_relobj): Don't check object target.
9877 (Symbol_table::add_from_dynobj): Likewise.
9878 (Symbol_table::define_special_symbol): Get target from
9880 * symtab.h (class Symbol_table): Update declaration.
9881 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9882 parameter. Change all callers. Clear parameter target.
9883 (Binary_test): Test target here.
9884 * testsuite/object_unittest.cc (gold_testsuite): Remove
9885 target_test_pointer parameter. Change all callers.
9886 (Object_test): Test target here.
9888 2009-09-26 Ian Lance Taylor <iant@google.com>
9890 * testsuite/initpri1.c: Don't try to use constructor priorities if
9891 compiling with gcc before 4.3.
9893 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9895 * testsuite/retain_symbols_file_test.sh (check_present): Change
9896 output file name to retain_symbols_file_test.stdout.
9897 (check_absent): Likewise.
9899 2009-09-18 Craig Silverstein <csilvers@google.com>
9901 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9902 * options.cc: Include <cerrno> and <fstream>.
9903 (General_options::finalize): Parse -retain-symbols-file tag.
9904 * options.h: New flag.
9905 (General_options): New method should_retain_symbol, new
9906 variable symbols_to_retain.
9907 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9908 should_retain_symbol map.
9909 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9910 * testsuite/Makefile.in: Regenerate.
9911 * testsuite/retain_symbols_file_test.sh: New file.
9913 2009-09-18 Nick Clifton <nickc@redhat.com>
9915 * po/es.po: Updated Spanish translation.
9917 2009-09-17 Doug Kwan <dougkwan@google.com>
9919 * debug.h (DEBUG_RELAXATION): New constant.
9920 (DEBUG_ALL): Add DEBUG_RELAXATION.
9921 (debug_string_to_enum): Add relaxation debug option.
9923 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9924 Layout::Relaxation_debug_check::read_sections,
9925 Layout::Relaxation_debug_check::read_sections): New method definitions.
9926 (Layout::Layout): Initialize data members
9927 record_output_section_data_from_scrips_,
9928 script_output_section_data_list_ and relaxation_debug_check_.
9929 (Layout::save_segments, Layout::restore_segments,
9930 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9931 Layout::relaxation_loop_body): New method definitions.
9932 (Layout::finalize): Support relaxation. Move section layout code to
9933 Layout::relaxation_loop_body.
9934 (Layout::set_asection_address_from_script): Move code for orphan
9935 section placement out.
9936 (Layout::place_orphan_sections_in_script): New method definition.
9937 * layout.h (Output_segment_headers, Output_file_header):
9938 New forward class declarations.
9939 (Layout::~Layout): Define.
9940 (Layout::new_output_section_data_from_script): New method definition.
9941 (Layout::place_orphan_sections_in_script): New method declaration.
9942 (Layout::Segment_states): New type declaration.
9943 (Layout::save_segments, Layout::restore_segments,
9944 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9945 Layout::relaxation_loop_body): New method declarations.
9946 (Layout::Output_section_data_list): New type declaration.
9947 (Layout::Relaxation_debug_check): New class definition.
9948 (Layout::record_output_section_data_from_script_,
9949 Layout::script_output_section_data_list_, Layout::segment_states_,
9950 Layout::relaxation_debug_check_): New data members.
9951 * output.cc: (Output_section_headers::do_size): New method definition.
9952 (Output_section_headers::Output_section_headers): Move size
9953 computation to Output_section_headers::do_size.
9954 (Output_segment_headers::do_size): New method definition.
9955 (Output_file_header::Output_file_header): Move size computation to
9956 Output_file_header::do_size and call it.
9957 (Output_file_header::do_size): New method definition.
9958 (Output_data_group::Output_data_group): Adjust call to
9959 Output_section_data.
9960 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9961 (Output_symtab_xindex::do_write): Add array bound check.
9962 (Output_section::Input_section::print_to_mapfile): Handle
9963 RELAXED_INPUT_SECTION_CODE.
9964 (Output_section::Output_section): Initialize data member checkpoint_.
9965 (Output_section::~Output_section): Delete checkpoint object pointed
9967 (Output_section::add_input_section): Always add an Input_section if
9969 (Output_section::add_merge_input_section): Add assert.
9970 (Output_section::relax_input_section): New method definition.
9971 (Output_section::set_final_data_size): Set load address to zero for
9972 an unallocated section.
9973 (Output_section::do_address_and_file_offset_have_reset_values):
9974 New method definition.
9975 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9976 Handle relaxed input section.
9977 (Output_section::sort_attached_input_sections): Checkpoint input
9978 section list lazily.
9979 (Output_section::get_input_sections): Change type of input_sections to
9980 list of Simple_input_section pointers. Checkpoint input section list
9981 lazily. Also handle relaxed input sections.
9982 (Output_section::add_input_section_for_script): Take a reference to
9983 a Simple_input_section object instead of Relobj pointer and section
9984 index as parameter. Handle relaxed input sections.
9985 (Output_section::save_states, Output_section::restore_states): New
9987 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9988 (Output_data::is_data_size_fixed): New method definition.
9989 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9991 (Output_data::address_and_file_offset_have_reset_values): New method
9993 (Output_data::do_address_and_file_offset_have_reset_values): New method
9995 (Output_data::set_data_size): Check that data size is not fixed.
9996 (Output_data::fix_data_size): New method definition.
9997 (Output_data::is_data_size_fixed_): New data member.
9998 (Output_section_headers::set_final_data_size): New method definition.
9999 (Output_section_headers::do_size): New method declaration.
10000 (Output_segment_headers::set_final_data_size): New method definition.
10001 (Output_segment_headers::do_size): New method declaration.
10002 (Output_file_header::set_final_data_size)::New method definition.
10003 (Output_file_header::do_size)::New method declaration.
10004 (Output_section_data::Output_section_data): Add new parameter
10005 is_data_size_fixed and use it to fix data size.
10006 (Output_data_const::Output_data_const): Adjust call to base class
10007 constructor and fix data size.
10008 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
10009 base class constructor and fix data size.
10010 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
10011 base class constructor and fix data size.
10012 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
10013 class constructor and fix data size.
10014 (Output_data_group::set_final_data_size): New method definition.
10015 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
10016 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
10017 class constructor and fix data size.
10018 (Output_relaxed_input_section): New class definition.
10019 (Output_section::Simple_input_section): New class definition.
10020 (Output_section::get_input_sections): Adjust parameter list.
10021 (Output_section::add_input_section_for_script): Same.
10022 (Output_section::save_states, Output_section::restore_states,
10023 Output_section::do_address_and_file_offset_have_reset_values,
10024 (Output_section::Input_section::Input_section): Handle
10025 RELAXED_INPUT_SECTION_CODE. Add new overload for
10026 Output_relaxed_input_section.
10027 (Output_section::Input_section::is_input_section,
10028 Output_section::Input_section::set_output_section): Handle relaxed
10030 (Output_section::Input_section::is_relaxed_input_section,
10031 Output_section::Input_section::output_section_data,
10032 Output_section::Input_section::relaxed_input_section): New method
10034 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10036 (Output_section::Input_section::u1_): Update comments.
10037 (Output_section::Input_section::u2_): Add new union member poris.
10038 (Output_section::Checkpoint_output_section): New classs definition.
10039 (Output_section::relax_input_section): New method declaration.
10040 (Output_section::checkpoint_): New data member.
10041 (Output_segment): Update comments.
10042 (Output_segment::Output_segment): Un-privatize copy constructor.
10043 (Output_segment::operator=): Un-privatize.
10044 * script-sections.cc (Output_section_element::Input_section_list):
10045 Change element type to Output_section::Simple_input_section.
10046 (Output_section_element_dot_assignment::set_section_addresses):
10047 Register output section data for relaxation clean up.
10048 (Output_data_exression::Output_data_expression): Adjust call to base
10049 constructor to fix data size.
10050 (Output_section_element_data::set_section_addresses): Register
10051 Output_data_expression object for relaxation clean up.
10052 (struct Input_section_info): Replace Relobj pointer and section index
10053 pair with Output_section::Simple_input_section and Convert struct to a
10055 (Input_section_sorter::operator()): Adjust access to
10056 Input_section_info data member to use accessors.
10057 (Output_section_element_input::set_section_addresses): Use layout
10058 parameter. Adjust code to use Output_section::Simple_input_section
10059 and Input_secction_info classes. Register filler for relaxation
10061 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10062 and section index pair with Output_section::Simple_input_section
10063 class. Adjust code accordingly.
10064 (Phdrs_element::release_segment): New method definition.
10065 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10067 (Script_sections::release_segments): New method definition.
10068 * gold/script-sections.h (Script_sections::release_segments): New
10069 method declaration.
10070 * gold/target.h (Target::may_relax, Target::relax,
10071 Target::do_may_relax, Target::do_relax): New method definitions.
10073 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10075 * arm.cc (has_signed_unsigned_overflow): New function.
10076 (Arm_relocate_functions::abs8): New function.
10077 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10078 (Target_arm::Scan::global): Likewise.
10079 (Target_arm::relocate::relocate): Likewise.
10080 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10083 2009-09-16 Cary Coutant <ccoutant@google.com>
10085 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10086 * testsuite/Makefile.in: Regenerate.
10088 2009-09-11 Nick Clifton <nickc@redhat.com>
10090 * po/gold.pot: Updated by the Translation project.
10092 2009-09-08 Cary Coutant <ccoutant@google.com>
10094 * output.cc (Output_file::open): Add execute permission to empty file.
10095 * testsuite/Makefile.am (permission_test): New test.
10096 * testsuite/Makefile.in: Regenerate.
10098 2009-09-02 Ian Lance Taylor <iant@google.com>
10100 * output.cc (Output_file::resize): Call map_no_anonymous rather
10103 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10105 * gold.cc: Include "incremental.h".
10106 (queue_initial_tasks): Call Incremental_checker methods.
10107 * incremental.cc: Include "output.h".
10108 (Incremental_checker::can_incrementally_link_output_file): New
10110 * incremental.h (Incremental_checker): New class.
10112 * output.cc (Output_file::open_for_modification): New method.
10113 (Output_file::map_anonymous): Changed return type to bool. Record
10114 map in base_ field.
10115 (Output_file::map_no_anonymous): New method, broken out of map.
10116 (Output_file::map): Use map_no_anonymous and map_anonymous.
10117 * output.h (class Output_file): Update declarations.
10119 2009-08-24 Cary Coutant <ccoutant@google.com>
10121 * options.h (Command_line::Pre_options): New class.
10122 (Command_line::pre_options): New member.
10123 * options.cc (gold::options::ready_to_register): New variable.
10124 (One_option::register_option): Do nothing if not registering options.
10125 Assert if same short option registered twice.
10126 (General_options::General_options): Turn off option registration when
10128 (Command_line::Pre_options::Pre_options): New constructor.
10130 2009-08-24 Cary Coutant <ccoutant@google.com>
10132 * options.h (General_options::no_keep_memory): Remove incorrect
10135 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10137 * Makefile.am (am__skiplex, am__skipyacc): New.
10138 * Makefile.in: Regenerate.
10140 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10142 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10143 (INCLUDES): ... this.
10144 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10145 (AM_CPPFLAGS): Renamed from ...
10146 (INCLUDE): ... this.
10147 * Makefile.in, testsuite/Makefile.in: Regenerate.
10149 * Makefile.in: Regenerate.
10150 * aclocal.m4: Likewise.
10151 * config.in: Likewise.
10152 * configure: Likewise.
10153 * testsuite/Makefile.in: Likewise.
10155 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10156 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10157 * Makefile.in: Regenerate.
10158 * testsuite/Makefile.in: Regenerate.
10160 2009-08-19 Cary Coutant <ccoutant@google.com>
10162 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10163 symbols in shared libraries overridden by hidden or internal symbols
10164 in the main program.
10166 2009-08-19 Chris Demetriou <cgd@google.com>
10168 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10169 checking source file names in error messages.
10171 2009-08-18 Doug Kwan <dougkwan@google.com>
10173 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10174 an elcpp::Ehdr as parameter. Adjust call to set_target.
10175 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10176 an elfcpp::Ehdr as parameter.
10177 * object.cc (Object::set_target): Remove the version that looks up
10178 a target and sets it.
10179 (Sized_relobj::setup): Take a Target object instead of
10180 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10181 (make_elf_sized_object): Find target and ask target to
10182 make an ELF object.
10183 * object.h: (Object::set_target): Remove the version that looks up
10184 a target and sets it.
10185 (Sized_relobj::setup): Take a Target object instead of
10186 an elfcpp:Ehdr as parameter.
10187 * target.cc: Include dynobj.h.
10188 (Target::do_make_elf_object_implementation): New.
10189 (Target::do_make_elf_object): New.
10190 * target.h (Target::make_elf_object): New template declaration.
10191 (Target::do_make_elf_object): New method declarations.
10192 (Target::do_make_elf_object_implementation): New template declaration.
10194 2009-08-14 Ian Lance Taylor <iant@google.com>
10196 * gold.h (FUNCTION_NAME): Define.
10197 (gold_unreachable): Use FUNCTION_NAME.
10199 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10201 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10202 symbol in the --keep-unique list is not found.
10204 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10206 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10207 been maked as --keep-unique.
10208 (Icf::unfold_section): New function.
10209 * icf.h (Icf::unfold_section): New function.
10210 * options.h (General_options::keep_unique): New option.
10211 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10212 * testsuite/Makefile.in: Regenerate.
10213 * testsuite/icf_keep_unique_test.sh: New file.
10214 * testsuite/icf_keep_unique_test.cc: New file.
10216 2009-08-12 Cary Coutant <ccoutant@google.com>
10219 * resolve.cc (Symbol_table::resolve): Check for references from
10220 dynamic objects to hidden and internal symbols.
10221 * testsuite/Makefile.am (hidden_test.sh): New test.
10222 * testsuite/Makefile.in: Regenerate.
10223 * testsuite/hidden_test.sh: New script.
10224 * testsuite/hidden_test_1.c: New test source.
10225 * testsuite/hidden_test_main.c: New test source.
10227 2009-08-11 Doug Kwan <dougkwan@google.com>
10229 * arm.cc: Update comments.
10230 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10231 segment to locate the .ARM.exidx section if present.
10233 2009-08-09 Doug Kwan <dougkwan@google.com>
10235 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10238 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10239 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10242 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10244 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10245 valid tls_segment only for non-debug-section relocations.
10246 * testsuite/Makefile.am: Add gc_tls_test.
10247 * testsuite/Makefile.in: Regenerate.
10248 * testsuite/gc_tls_test.cc: New file.
10249 * testsuite/gc_tls_test.sh: New file.
10251 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10253 * icf.cc: New file.
10255 * Makefile.am (CCFILES): Add icf.cc.
10256 (HFILES): Add icf.h
10257 * Makefile.in: Regenerate.
10258 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10259 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10260 section, symbol and addend information for the relocs.
10261 * gold.cc (queue_middle_tasks): Call identical code folding.
10262 * gold.h: Add defines for multimap.
10263 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10264 to the call of finalize_local_symbols.
10265 * main.cc (main): Create object of class Icf.
10266 * object.cc (Sized_relobj::do_layout): Allow this function to be
10267 called twice during icf.
10268 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10269 to sections marked as identical by icf.
10270 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10272 (Sized_relobj::do_section_entsize): New function.
10273 * object.h (Object::section_entsize): New function.
10274 (Object::do_section_entsize): New pure virtual function.
10275 (Relobj::finalize_local_symbols): Add new parameter.
10276 (Relobj::do_section_entsize): New function.
10277 * options.h (General_options::icf): New option.
10278 (General_options::icf_iterations): New option.
10279 (General_options::print_icf_sections): New option.
10280 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10281 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10282 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10284 * symtab.cc (Symbol_table::is_section_folded): New function.
10285 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10286 to sections marked as identical by icf.
10287 * symtab.h (Symbol_table::set_icf): New function.
10288 (Symbol_table::icf): New function.
10289 (Symbol_table::is_section_folded): New function.
10290 (Symbol_table::icf_): New data member.
10291 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10292 * testsuite/Makefile.am: Add commands to build icf_test.
10293 * testsuite/Makefile.in: Regenerate.
10294 * testsuite/icf_test.sh: New file.
10295 * testsuite/icf_test.cc: New file.
10297 2009-07-24 Chris Demetriou <cgd@google.com>
10299 * layout.cc (is_compressible_debug_section): Fix incorrect
10300 comment about compressed section names.
10302 2009-07-20 Ian Lance Taylor <ian@airs.com>
10305 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10307 2009-07-16 Ian Lance Taylor <iant@google.com>
10310 * layout.h: #include <map>.
10311 (class Kept_section): Change from struct to class. Add accessors
10312 and setters. Add section size to Comdat_group mapping. Change
10313 Comdat_group to std::map. Add is_comdat_ field. Add
10314 linkonce_size field in union.
10315 (class Layout): Update declaration of find_or_add_kept_section.
10316 Don't declare find_kept_object.
10317 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10318 parameter. Add object, shndx, is_comdat, and is_group_name
10319 parameters. Change all callers. Adjust for new Kept_section.
10320 (Layout::find_kept_object): Remove.
10321 * object.cc (Sized_relobj::include_section_group): Update use of
10322 Kept_section. Rename secnum to shndx. Only record
10323 Kept_comdat_section if sections are the same size.
10324 (Sized_relobj::include_linkonce_section): Update use of
10325 Kept_section. Only record Kept_comdat_section if sections are the
10326 same size. Set size of linkonce section.
10327 (Sized_relobj::map_to_kept_section): Update call to
10328 get_kept_comdat_section.
10329 * object.h (class Sized_relobj): Rename fields in
10330 Kept_comdat_section to drop trailing underscores; change object
10331 field to Relobj*. Change Kept_comdat_section_table to store
10332 struct rather than pointer.
10333 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10334 Add kept_object and kept_shndx parameters. Change all callers.
10335 (Sized_relobj::get_kept_comdat_section): Change return type to
10336 bool. Add kept_object and kept_shndx parameters. Change all
10338 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10339 Layout::find_or_add_kept_section.
10341 2009-07-09 Ian Lance Taylor <iant@google.com>
10343 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10344 Reserve space in the hash table.
10346 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10348 * fileread.cc (File_read::get_mtime): New method.
10349 * fileread.h (Timespec): New structure.
10350 (File_read::get_mtime): New method.
10351 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10352 Renamed from timestamp_nsec.
10353 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10355 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10357 (Incremental_inputs::report_archive): Save mtime; style fix.
10358 (Incremental_inputs::report_obejct): Save mtime; style fix.
10359 (Incremental_inputs::report_script): Save mtime; style fix.
10360 (Incremental_inputs::finalize_inputs): Style fix.
10361 (Incremental_inputs::finalize): Style fix.
10362 (Incremental_inputs::create_input_section_data): Store inputs
10364 * incremental.h (Incremental_inputs::report_script): Add mtime
10366 (Incremental_inputs::Input_info::Input_info): Intialize only one
10368 (Incremental_inputs::Input_info::archive): Move to nameless
10370 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10371 (Incremental_inputs::Input_info::script): Move to nameless union.
10372 (Incremental_inputs::mtime): New field.
10373 * script.cc (read_input_script): Pass file mtime to
10375 * script.h (Script_info::inputs): Style fix.
10377 2009-07-01 Ian Lance Taylor <ian@airs.com>
10379 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10382 2009-06-24 Ian Lance Taylor <iant@google.com>
10385 * layout.cc (Layout::choose_output_section): If we find an
10386 existing section, update the flags.
10387 (Layout::create_notes): New function, broken out of
10389 (Layout::finalize): Don't create note sections.
10390 (Layout::create_note): Don't crash if linker script discards
10392 (Layout::create_gold_note): Likewise.
10393 (Layout::create_build_id): Likewise. Don't set
10394 after_input_sections on the section.
10395 (Layout::create_executable_stack_info): Remove target parameter.
10397 * layout.h (class Layout): Declare create_notes. Update
10398 declaration of create_executable_stack_info.
10399 * gold.cc (queue_middle_tasks): Call create_notes.
10400 * output.cc (Output_section::update_flags_for_input_section): Move
10401 here from output.h. If SHF_ALLOC flag is newly set, mark address
10403 * output.h (Output_data::mark_address_invalid): New function.
10404 (class Output_section): Only declare, not define,
10405 update_flags_for_input_section. Remove set_flags.
10407 2009-06-24 Ian Lance Taylor <iant@google.com>
10409 * script-sections.cc (Output_section_definition::
10410 set_section_addresses): Rename shadowing local load_address to
10413 2009-06-24 Ian Lance Taylor <iant@google.com>
10416 * reloc.cc (relocate_sections): Skip empty relocation sections.
10418 2009-06-23 Ian Lance Taylor <iant@google.com>
10421 * layout.cc (Layout::create_note): Use choose_output_section
10422 rather than make_output_section.
10424 2009-06-23 Ian Lance Taylor <iant@google.com>
10427 * options.cc (General_options::parse_V): Set printed_version_.
10428 (General_options::General_options): Initialize printed_version_.
10429 * options.h (class General_options): Add printed_version_ field.
10430 * gold.cc (queue_initial_tasks): If there are no input files,
10431 don't give a fatal error if we printed the version information.
10432 (queue_middle_tasks): If using -r with a shared object, give a
10433 fatal error rather than an ordinary error.
10435 2009-06-23 Ian Lance Taylor <iant@google.com>
10438 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10439 (Layout::make_output_section): Set have_stabstr_section_ if we see
10440 a .stab*str section.
10441 (Layout::finalize): Call link_stabs_sections.
10442 (Layout::link_stabs_sections): New file.
10443 * layout.h (class Layout): Add have_stabstr_section_ field.
10444 Declare link_stabs_sections.
10446 2009-06-23 Doug Kwan <dougkwan@google.com>
10448 * Makefile.am (libgold_a_LIBADD): New.
10449 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10450 * Makefile.in: Regenerate.
10451 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10452 * configure: Regenerate.
10453 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10454 * fileread.cc: Include sys/state.h
10455 * gold.h: Declare memmem and strndup if found missing.
10456 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10458 2009-06-23 Ian Lance Taylor <iant@google.com>
10460 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10461 * configure: Rebuild.
10463 2009-06-23 Ian Lance Taylor <iant@google.com>
10466 * object.cc (Object::section_contents): Don't try to get a view if
10467 the section has length zero.
10468 (Object::handle_gnu_warning_section): If the section is empty, use
10469 the name of the section as the warning.
10471 2009-06-23 Ian Lance Taylor <iant@google.com>
10474 * stringpool.h (class Stringpool_template): Add optimize_ field.
10475 (Stringpool_template::set_optimize): New function.
10476 * stringpool.cc (Stringpool_template::Stringpool_template):
10477 Initialize optimize_ field.
10478 (Stringpool_template::set_string_offsets): Test local optimize
10479 fild rather than parameter.
10480 * layout.cc (Layout::Layout): Call set_optimize on the section
10483 2009-06-22 Ian Lance Taylor <iant@google.com>
10486 * yyscript.y: Parse TARGET.
10487 * script.cc (script_set_target): New function.
10488 * script-c.h (script_set_target): Declare.
10489 * options.cc (General_options::string_to_object_format): Rename
10490 from string_to_object_format in anonymous namespace. Change
10492 * options.h (class General_options): Declare
10493 string_to_object_format.
10495 2009-06-22 Ian Lance Taylor <iant@google.com>
10497 * script-sections.cc (Script_sections::create_segments): Don't put
10498 program headers in a PT_LOAD segment if -n or -N.
10500 2009-06-22 Ian Lance Taylor <iant@google.com>
10503 * options.h (class General_options): Add -z lazy and -z now. Sort
10504 -z options into alphabetical order.
10505 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10507 2009-06-21 Ian Lance Taylor <iant@google.com>
10509 * layout.cc (Layout::make_output_section): Call
10510 Target::new_output_section.
10511 (Layout::attach_allocated_section_to_segment): Put large section
10512 sections in a separate load segment with the large segment flag
10514 (Layout::segment_precedes): Sort large data segments after other
10516 (align_file_offset): New static function.
10517 (Layout::set_segment_offsets): Use align_file_offset.
10518 * output.h (class Output_section): Add is_small_section_ and
10519 is_large_section_ fields.
10520 (Output_section::is_small_section): New function.
10521 (Output_section::set_is_small_section): New function.
10522 (Output_section::is_large_section): New function.
10523 (Output_section::set_is_large_section): New function.
10524 (Output_section::is_large_data_section): New function.
10525 (class Output_segment): Add is_large_data_segment_ field.
10526 (Output_segment::is_large_data_segment): New function.
10527 (Output_segment::set_is_large_data_segment): New function.
10528 * output.cc (Output_section::Output_section): Initialize new
10530 (Output_segment::Output_segment): Likewise.
10531 (Output_segment::add_output_section): Add assertion that large
10532 data sections always go in large data segments. Force small data
10533 sections to the end of the list of data sections. Force small BSS
10534 sections to the start of the list of BSS sections. For large BSS
10535 sections to the end of the list of BSS sections.
10536 * symtab.h (class Symbol): Declare is_common_shndx.
10537 (Symbol::is_defined): Check Symbol::is_common_shndx.
10538 (Symbol::is_common): Likewise.
10539 (class Symbol_table): Define enum Commons_section_type. Update
10540 declarations. Add small_commons_ and large_commons_ fields.
10541 * symtab.cc (Symbol::is_common_shndx): New function.
10542 (Symbol_table::Symbol_table): Initialize new fields.
10543 (Symbol_table::add_from_object): Put small and large common
10544 symbols in the right list.
10545 (Symbol_table::sized_finalized_symbol): Check
10546 Symbol::is_common_shndx.
10547 (Symbol_table::sized_write_globals): Likewise.
10548 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10549 common symbol lists. Don't call do_allocate_commons_list if the
10551 (Symbol_table::do_allocate_commons_list): Remove is_tls
10552 parameter. Add comons_section_type parameter. Change all
10553 callers. Handle small and large common symbols.
10554 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10555 Symbol::is_common_shndx.
10556 * resolve.cc (symbol_to_bits): Likewise.
10557 * target.h (Target::small_common_shndx): New function.
10558 (Target::small_common_section_flags): New function.
10559 (Target::large_common_shndx): New function.
10560 (Target::large_common_section_flags): New function.
10561 (Target::new_output_section): New function.
10562 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10563 small_common_section_flags, and large_common_section_flags
10565 (Target::do_new_output_section): New virtual function.
10566 * arm.cc (Target_arm::arm_info): Initialize new fields.
10567 * i386.cc (Target_i386::i386_info): Likewise.
10568 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10570 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10571 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10572 (Target_x86_64::do_new_output_section): New function.
10573 * configure.ac: Define conditional MCMODEL_MEDIUM.
10574 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10575 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10576 (large_LDFLAGS): Define.
10577 * testsuite/large.c: New file.
10578 * testsuite/testfile.cc (Target_test::test_target_info):
10579 Initialize new fields.
10580 * configure, testsuite/Makefile.in: Rebuild.
10582 2009-06-05 Doug Kwan <dougkwan@google.com>
10584 * Makefile.am (CCFILES): Add target.cc.
10585 * Makefile.in: Regenerate.
10586 * i386.cc (class Target_i386): Define new virtual method to
10587 override do_is_local_label_name in parent.
10588 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10589 local symbols if --discard-locals or -X is given.
10590 * options.h (class General_options): Declare new options
10591 '--discard-locals' and '-X' for discarding locals.
10592 * target.h (class Target): Define new methods is_local_label_name.
10593 Declare new virtual method do_is_local_label_name.
10594 * target.cc: New file.
10595 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10596 (check_SCRIPTS): Add discard_locals_test.sh.
10597 (check_DATA): Add discard_local_tests.syms.
10598 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10599 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10600 * testsuite/Makefile.in: Regenerate.
10601 * testsuite/discard_locals_test.c: New file.
10602 * testsuite/discard_locals_test.sh: Same.
10604 2009-06-05 Doug Kwan <dougkwan@google.com>
10606 * object.cc (Sized_relobj::Sized_relobj): Initialize
10607 discarded_eh_frame_shndx_ to -1U.
10608 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10610 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10611 a discarded .eh_frame section.
10612 (Sized_relobj::do_finalize_local_symbols): Ditto.
10613 * object.h (class Sized_relobj): Declare new member
10614 discarded_eh_frame_shndx_.
10615 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10616 (local_labels_test.o, local_labels_test): New rules.
10617 * testsuite/Makefile.in: Regenerate.
10619 2009-06-04 Doug Kwan <dougkwan@google.com>
10621 * layout.cc (Layout::section_name_mapping): Add mapping for
10622 special ARM sections.
10624 2009-06-03 Doug Kwan <dougkwan@google.com>
10626 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10627 (utils::has_overflow): Same.
10629 2009-06-03 Ian Lance Taylor <iant@google.com>
10631 * layout.cc (Layout::section_name_mapping): New array, replacing
10632 Layout::linkonce_mapping.
10633 (Layout::section_name_mapping_count): New variable, replacing
10634 Layout::linkonce_mapping_count.
10635 (Layout::linkonce_output_name): Remove.
10636 (Layout::output_section_name): Rewrite.
10637 * layout.h (class Layout): Rename Linkonce_mapping to
10638 Section_name_mapping, linkonce_mapping to section_name_mapping,
10639 linkonce_mapping_count to section_name_mapping_count. Don't
10640 declare linkonce_output_name.
10642 2009-06-03 Doug Kwan <dougkwan@google.com>
10644 * gold/arm.cc (namespace utils): New.
10645 (Target_arm::reloc_is_non_pic): Define new method.
10646 (class Arm_relocate_functions): New.
10647 (Target_arm::Relocate::relocate): Handle relocation types used by
10650 2009-06-03 Ian Lance Taylor <iant@google.com>
10652 * arm.cc (Target_arm::scan::global): Use || instead of |.
10654 2009-06-02 Doug Kwan <dougkwan@google.com>
10656 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10657 issued_non_pic_error_.
10658 (class Target_arm::Scan): Declare new method check_non_pic.
10659 Define new method symbol_needs_plt_entry.
10660 Declare new data member issued_non_pic_error_.
10661 (class Target_arm::Relocate): Declare new method
10662 should_apply_static_reloc.
10663 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10664 (Target_arm::Scan::check_non_pic): Define new method.
10665 (Target_arm::Scan::local): Handle a small subset of reloc types used
10667 (Target_arm::Scan::local): Same.
10668 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10670 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10672 * incremental.cc (Incremental_inputs::report_command_line): Filter
10673 out --incremental-* options.
10675 2009-05-29 Doug Kwan <dougkwan@google.com>
10677 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10679 (class Target_arm): Update comment.
10680 (Target_arm::Target_arm): Initialize new data members GOT_,
10681 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10682 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10683 and Target_arm::rel_dyn_section.
10684 Declare new_enum Target_arm::Got_type.
10685 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10687 Update commments for member do_dynsym_value.
10688 (Target_arm::got_size, Target_arm::plt_section,
10689 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10690 new methods inside class defintion.
10691 (Target_arm::got_section): Define new method.
10692 (Target_arm::rel_dyn_section): Same.
10693 (Output_data_plt_arm): New template class.
10694 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10695 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10696 (Output_data_plt_arm::add_entry): Same.
10697 (Output_data_plt_arm::first_plt_entry): Define new
10698 static data member for PLT instruction template.
10699 (Output_data_plt_arm::plt_entry): Same.
10700 (Output_data_plt_arm::do_write): Define new method.
10701 (Target_arm::make_plt_entry): Same.
10702 (Target_arm::do_finalize_sections): Same.
10703 (Target_arm::do_dynsym_value): Same.
10705 2009-05-28 Doug Kwan <dougkwan@google.com>
10707 * Makefile.am (TARGETSOURCES): Add arm.cc.
10708 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10709 * Makefile.in: Regenerate.
10710 * arm.cc: New file.
10711 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10713 2009-05-26 Doug Kwan <dougkwan@google.com>
10715 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10716 (General_options::check_excluded_libs): Strip off directories in
10717 archive name before matching like GNU ld does.
10718 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10719 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10720 (exclude_libs_test_LDFLAGS): Add linker option
10721 -Wl,--exclude-libs,libexclude_libs_test_3
10722 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10723 an explicit archive without using -l.
10724 (alt/libexclude_libs_test_3.a): New make rule.
10725 * testsuite/Makefile.in: Regenerate.
10726 * testsuite/exclude_libs_test.c : Declare lib3_default().
10728 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10729 * exclude_libs_test_3.c: New file.
10731 2009-05-26 Nick Clifton <nickc@redhat.com>
10733 * po/id.po: New Indonesian translation.
10734 * po/gold.pot: Updated template file.
10736 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10738 * testsuite/Makefile.am: Add -ffunction-sections to compile
10739 gc_comdat_test files. Add -Wl,--gc-sections to build
10741 * testsuite/Makefile.in: Regenerate.
10742 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10744 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10746 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10747 kept comdat section was garbage collected.
10748 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10749 * testsuite/Makefile.in: Regenerate.
10750 * testsuite/gc_comdat_test.sh: New file.
10751 * testsuite/gc_comdat_test_1.cc: New file.
10752 * testsuite/gc_comdat_test_2.cc: New file.
10754 2009-05-19 Doug Kwan <dougkwan@google.com>
10756 * archive.cc (Archive::Archive): Move constructor from archive.h
10757 to here. Initialize no_export_.
10758 (Archive::get_elf_object_for_member): Set no_export flag of object.
10759 * archive.h (Archive::Archive): Move constructor body to
10761 (Archive::no_export): New method.
10762 (Archive::no_export_): New field.
10763 * object.h (Object::Object): Initialize no_export_ to false.
10764 (Object::no_export, Object::set_no_export): New methods.
10765 (Object::no_export_): New field.
10766 * options.cc (General_options::parse_exclude_libs): New method.
10767 (General_options::check_excluded_libs) Same.
10768 * options.h (exclude_libs): New option.
10769 (General_options::check_excluded_libs): New method declaration.
10770 (General_options::excluded_libs_): New field.
10771 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10772 default or protected visibility if an object has no-export flag set.
10773 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10774 (check_SCRIPTS): Add exclude_libs_test.sh.
10775 (check_DATA): Add exclude_libs_test.syms.
10776 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10777 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10778 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10779 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10780 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10781 libexclude_libs_test_2.a): New rules.
10782 * testsuite/Makefile.in: Regenerate.
10783 * testsuite/exclude_libs_test.c: New file.
10784 * testsuite/exclude_libs_test.sh: Ditto.
10785 * testsuite/exclude_libs_test_1.c: Ditto.
10786 * testsuite/exclude_libs_test_2.c: Ditto.
10788 2009-05-15 Ian Lance Taylor <iant@google.com>
10790 * configure.ac: Check for declarations for cases where libiberty.h
10791 checks HAVE_DECL_xxx.
10792 * configure, config.in: Rebuild.
10794 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10796 * gold.h (Incremental_argument_list): Remove (invalid) forward
10798 * incremental.cc (Incremental_inputs::report_achive): New method.
10799 (Incremental_inputs::report_object): New method.
10800 (Incremental_inputs::report_script): New method.
10801 (Incremental_inputs::finalize_inputs): New method.
10802 (Incremental_inputs::finalize): Call finalize_inputs().
10803 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10804 Create inputs entries.
10805 * incremental.h (Incremental_input_type): New enum.
10806 (Incremental_inputs::Incremental_input): Initialize new fields.
10807 (Incremental_inputs::report_inputs): New method.
10808 (Incremental_inputs::report_achive): New method.
10809 (Incremental_inputs::report_object): New method.
10810 (Incremental_inputs::report_script): New method.
10811 (Incremental_inputs::finalize_inputs): New method.
10812 (Incremental_inputs::Input_info): New struct.
10813 (Incremental_inputs::Input_info_map): New typedef.
10814 (Incremental_inputs::lock_): New field.
10815 (Incremental_inputs::Inputs_): New field.
10816 (Incremental_inputs::Inputs_map): New field.
10817 * main.cc (main): Call Incremental_input::report_inputs.
10818 * options.h (Input_argument_list): Typedef moved from
10820 (Input_file_group::Files): Remove, use ::Input_argument_list.
10821 (Input_file_group::Input_argument_list): Remove, use
10822 ::Input_argument_list.
10823 * plugin.cc (Plugin_manager::add_input_file): Add error in
10825 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10827 * script.cc (read_input_script): Call
10828 Incremental_input::report_script.
10829 * script.h (Script_info): New class.
10831 2009-04-27 Ian Lance Taylor <iant@google.com>
10833 * x86_64.cc (do_adjust_output_section): Set entsize to
10836 2009-04-23 Elliott Hughes <enh@google.com>
10838 * output.cc (Output_file::close): After short writes, continue
10839 writing from the correct offset in the buffer being written.
10841 2009-04-23 Chris Demetriou <cgd@google.com>
10843 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10844 * configure: Regenerate.
10845 * config.in: Regenerate.
10846 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10847 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10849 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10851 * incremental.cc (Incremental_inputs_header_data): Renamed from
10852 Incremental_input_header_data.
10853 (Incremental_inputs_header_data::data_size): New field.
10854 (Incremental_inputs_header_data::put_input_file_count): Renamed
10855 from input_file_count.
10856 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10857 from command_line_offset.
10858 (Incremental_inputs_header_data::put_reserved): Renamed from
10860 (Incremental_inputs_entry_data): Renamed from
10861 Incremental_input_entry_data.
10862 (Incremental_inputs_entry_data::data_size): New field.
10863 (Incremental_inputs::report_command_line): New method.
10864 (Incremental_inputs::finalize): New method.
10865 (Incremental_inputs::create_incremental_inputs_data): New method.
10866 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10867 * incremental.h: New file.
10868 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10869 (Layout::finalize): Create incremental inputs section in
10870 incremental builds.
10871 (Layout::create_incremental_info_sections): New method.
10872 * layout.h (Layout::incremental_inputs): New method.
10873 (Layout::create_incremental_info_sections): New method.
10874 (Layout::incremental_inputs_): New field.
10875 * main.cc (main): Notify Incremental_input of the command line.
10877 2009-04-01 Ian Lance Taylor <iant@google.com>
10878 Mikolaj Zalewski <mikolajz@google.com>
10880 * gold.h (reserve_unordered_map): Define, three versions, one for
10881 each version of Unordered_map.
10882 * layout.cc (Layout::Layout): Remove options parameter. Add
10883 number_of_input_files parameter. Don't initialize options_.
10884 Initialize number_of_input_files_ and resized_signatures_. Move
10885 sections_are_attached_.
10886 (Layout::layout_group): Reserve space for group_signatures_.
10887 (Layout::find_or_add_kept_section): Change name parameter to be a
10888 reference. Resize signatures_ map when it gets large enough.
10889 (Layout::layout_eh_frame): Use parameters->options() instead of
10891 (Layout::make_output_section): Likewise.
10892 (Layout::attach_allocated_section_to_segment): Likewise.
10893 (Layout::finalize, Layout::create_executable_stack): Likewise.
10894 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10895 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10896 * layout.h (class Layout): Update declarations. Remove options_
10897 field. Add number_of_input_files_ and resized_signatures_
10898 fields. Move sections_are_attached_ field.
10899 * main.cc (main): Pass number of input files to Layout
10900 constructor. Don't pass options.
10902 2009-03-30 Ian Lance Taylor <iant@google.com>
10904 * ffsll.c (ffsll): Correct implementation.
10906 2009-03-27 Ian Lance Taylor <iant@google.com>
10908 * ffsll.c: New file.
10909 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10910 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10911 * ftruncate.c (ftruncate): Declare before definition.
10912 * mremap.c (mremap): Likewise.
10913 * pread.c (pread): Likewise.
10914 * configure, Makefile.in, config.in: Rebuild.
10916 * mremap.c: New file.
10917 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10918 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10919 (mremap): Declare if HAVE_MREMAP is not defined.
10920 * configure, Makefile.in, config.in: Rebuild.
10922 2009-03-27 Cary Coutant <ccoutant@google.com>
10924 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10925 position independent.
10926 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10927 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10929 2009-03-24 Cary Coutant <ccoutant@google.com>
10931 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10933 (needs_dynamic_reloc): Likewise.
10935 2009-03-24 Ian Lance Taylor <iant@google.com>
10937 * yyscript.y (file_cmd): Recognize EXTERN.
10938 (extern_name_list, extern_name_list_body): New nonterminals.
10939 * script.cc (script_add_extern): Define.
10940 * script-c.h (script_add_extern): Declare.
10942 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10944 * object.cc (is_elf_object): Define.
10945 * object.h (is_elf_object): Declare.
10946 * archive.cc (Archive::get_elf_object_for_member): Call
10948 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10950 2009-03-24 Elliott Hughes <enh@google.com>
10952 * output.cc (Output_file::map_anonymous): Define.
10953 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10954 try an anonymous one. Report the size if the mmap fails.
10955 * output.h (class Output_file): Declare map_anonymous.
10957 2009-03-24 Ian Lance Taylor <iant@google.com>
10959 * target-select.cc (instantiate_target): Don't acquire the lock if
10960 the instantiated_target_ field has already been set.
10962 2009-03-23 Ian Lance Taylor <iant@google.com>
10964 * gold-threads.h (class Initialize_lock): Define.
10965 * gold-threads.cc (class Initialize_lock_once): Define.
10966 (initialize_lock_control): New static variable.
10967 (initialize_lock_pointer): New static variable.
10968 (initialize_lock_once): New static function.
10969 (Initialize_lock::Initialize_lock): Define.
10970 (Initialize_lock::initialize): Define.
10971 * target-select.h: Include "gold-threads.h".
10972 (class Target_selector): Add lock_ and initialize_lock_ fields.
10973 Don't define instantiate_target, just declare it.
10974 * target-select.cc (Target_selector::Target_selector): Initialize
10976 (Target_selector::instantiate_target): Define.
10977 * descriptors.h: Include "gold-threads.h".
10978 (class Descriptors): Add initialize_lock_ field.
10979 * descriptors.cc (Descriptors::Descriptors): Initialize new
10981 (Descriptors::open): Use initialize_lock_ field
10982 * errors.h (class Errors): Add initialize_lock_ field.
10983 * errors.cc (Errors::Errors): Initialize new field.
10984 (Errors::initialize_lock): Use initialize_lock_ field.
10985 * powerpc.cc (class Target_selector_powerpc): Remove
10986 instantiated_target_ field. In do_recognize call
10987 instantiate_target rather than do_instantiate_target. In
10988 do_instantiate_target just allocate a new target.
10989 * sparc.cc (class Target_selector_sparc): Likewise.
10991 * freebsd.h: New file.
10992 * i386.cc: Include "freebsd.h".
10993 (Target_i386): Derive from Target_freebsd rather than
10995 (Target_selector_i386): Derive from Target_selector_freebsd rather
10996 than Target_selector.
10997 * x86_64.cc: Include "freebsd.h".
10998 (Target_x86_64): Derive from Target_freebsd rather than
11000 (Target_selector_x86_64): Derive from Target_selector_freebsd
11001 rather than Target_selector.
11002 * target.h (class Target): Add adjust_elf_header and
11003 do_adjust_elf_header.
11004 * output.cc (Output_file_header:: do_sized_write): Call target
11005 adjust_elf_header routine.
11006 * configure.tgt: Set targ_osabi.
11007 * configure.ac: Define GOLD_DEFAULT_OSABI.
11008 * parameters.cc (Parameters::default_target): Pass
11009 GOLD_DEFAULT_OSABI to select_target.
11010 * target-select.h (class Target_selector): Make instantiate_target
11011 protected rather than private.
11012 * Makefile.am (HFILES): Add freebsd.h.
11013 * configure, Makefile.in, config.in: Rebuild.
11015 * merge.cc (do_add_input_section): Correct pend value. Change
11016 message about last entry not being null terminated from error to
11019 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
11021 * incremental.cc: New file.
11022 * Makefile.am (CCFILES): Add incremental.cc.
11023 * Makefile.in: Rebuild.
11025 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11027 * layout.cc (Layout::output_section_name): Preserve names
11028 of '.note.' sections.
11030 2009-03-19 Ian Lance Taylor <iant@google.com>
11032 * descriptors.cc (Descriptors::open): Check that the options are
11033 valid before using them.
11035 2009-03-18 Ian Lance Taylor <iant@google.com>
11037 * script-sections.h: Include <list>.
11038 (class Script_sections): Change Sections_elements from std::vector
11039 to std::list. Typedef public Elements_iterator. Add
11040 orphan_section_placement_, data_segment_align_start_, and
11041 saw_data_segment_align_ fields. Remove data_segment_align_index_
11043 * script-sections.cc (class Orphan_section_placement): New class.
11044 (class Sections_element): Add virtual functions is_relro and
11045 orphan_section_init. Remove virtual function place_orphan_here.
11046 (class Output_section_definition): Add is_relro and
11047 orphan_section_init. Remove place_orphan_here.
11048 (class Orphan_output_section): Likewise.
11049 (Script_sections::Script_sections): Update for field changes.
11050 (Script_sections::data_segment_align): Set saw_data_segment_align_
11051 and data_segment_align_start_, not data_segment_align_index.
11052 (Script_sections::data_segment_relro_end): Check
11053 saw_data_segment_align_. Use data_segment_align_start_ rather
11054 than data_segment_align_index_.
11055 (Script_sections::place_orphan): Rewrite to use
11056 Orphan_section_placement.
11058 2009-03-17 Ian Lance Taylor <iant@google.com>
11060 * archive.cc (Archive::add_symbols): Check for a version attached
11061 to the symbol name in the archive map.
11062 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11063 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11064 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11065 (ver_test_11.a): New target.
11066 * testsuite/Makefile.in: Rebuild.
11068 * configure.ac: Check for chsize and posix_fallocate. Replace
11070 * ftruncate.c: New file, from gnulib.
11071 * output.cc (posix_fallocate): Define dummy version if not
11072 HAVE_POSIX_FALLOCATE.
11073 (Output_file::map): Call posix_fallocate rather than lseek and
11075 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11076 * configure, Makefile.in, config.in: Rebuild.
11078 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11080 * layout.h (Layout::create_note): Add section_name parameter.
11081 * layout.cc (Layout::create_note): Likewise.
11082 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11084 2009-03-17 Ian Lance Taylor <iant@google.com>
11086 * descriptors.cc: Include "options.h".
11087 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11088 (Descriptors::open): Always use O_CLOEXEC when opening a new
11089 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11090 then set FD_CLOEXEC.
11092 * sparc.cc (class Target_sparc): Add has_got_section.
11093 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11094 make sure we have a GOT section.
11096 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11097 (Target_sparc::Scan::local): Likewise.
11098 (Target_sparc::Scan::global): Likewise.
11099 (Target_sparc::Relocate::relocate): Likewise.
11100 (Target_sparc::Relocate::relocate_tls): Likewise.
11102 * symtab.cc (Symbol_table::define_default_version): New function,
11103 broken out of add_from_object.
11104 (Symbol_table::add_from_object): Call define_default_version.
11105 (Symbol_table::define_special_symbol): Add resolve_oldsym
11106 parameter. Change all callers. If the version for a symbol comes
11107 from a version script, resolve it with the symbol with the same
11108 name with no version. Also add the symbol without a version if
11110 (do_define_in_output_data): If resolving with oldsym, don't delete
11112 (do_define_in_output_segment): Likewise.
11113 (do_define_as_constant): Likewise.
11114 * symtab.h (class Symbol_table): Update declarations.
11116 2009-03-13 Ian Lance Taylor <iant@google.com>
11118 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11119 (Read_symbols::requeue): New function.
11120 (Read_symbols::do_read_symbols): If make_elf_object fails because
11121 the target type is not configured, and the file was searched for,
11122 issue a warning and retry with the next directory.
11123 (Add_symbols::run): If the file has an incompatible format, and
11124 it was searched for, requeue the Read_symbols task. On error,
11125 release the object.
11126 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11127 dirindex parameter to constructor. Change all callers. Declare
11128 incompatible_warning and requeue.
11129 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11130 input_argument_ and input_group_ fields. Add them to
11131 constructor. Change all callers.
11132 (class Read_script): Add dirindex_ field. Add it to constructor.
11133 Change all callers.
11134 * archive.cc (Archive::setup): Remove input_objects parameter.
11135 Change all callers.
11136 (Archive::get_file_and_offset): Likewise.
11137 (Archive::read_all_symbols): Likewise.
11138 (Archive::read_symbols): Likewise.
11139 (Archive::get_elf_object_for_member): Remove input_objects
11140 parameter. Add punconfigured parameter. Change all callers.
11141 (Archive::add_symbols): Change return type to bool. Check return
11142 value of include_member.
11143 (Archive::include_all_members): Likewise.
11144 (Archive::include_member): Change return type to bool. Return
11145 false if first included object has incompatible target. Set
11146 included_member_ field.
11147 (Add_archive_symbols::run): If add_symbols returns false, requeue
11149 * archive.h (class Archive): Add included_member_ field.
11150 Initialize it in constructor. Add input_file and searched_for
11151 methods. Update declarations.
11152 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11153 input_argument_ fields. Add them to constructor. Change all
11155 * script.cc: Include "target-select.h".
11156 (class Parser_closure): Add skip_on_incompatible_target_ and
11157 found_incompatible_target_ fields. Add
11158 skip_on_incompatible_target parameter to constructor. Change all
11159 callers. Add methods skip_on_incompatible_target,
11160 clear_skip_on_incompatible_target, found_incompatible_target, and
11161 set_found_incompatible_target.
11162 (read_input_script): Add dirindex parameter. Change all callers.
11163 If parser finds an incompatible target, requeue Read_symbols
11165 (script_set_symbol): Clear skip_on_incompatible_target in
11167 (script_add_assertion, script_parse_option): Likewise.
11168 (script_start_sections, script_add_phdr): Likewise.
11169 (script_check_output_format): New function.
11170 * script.h (read_input_script): Update declaration.
11171 * script-c.h (script_check_output_format): Declare.
11172 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11173 (ignore_cmd): Remove OUTPUT_FORMAT.
11174 * fileread.cc (Input_file::Input_file): Add explicit this.
11175 (Input_file::will_search_for): New function.
11176 (Input_file::open): Add pindex parameter. Change all callers.
11177 * fileread.h (class Input_file): Add input_file_argument method.
11178 Declare will_search_for. Update declarations.
11179 * object.cc (make_elf_object): Add punconfigured parameter.
11180 Change all callers.
11181 * object.h (class Object): Make input_file public. Add
11182 searched_for method.
11183 (make_elf_object): Update declaration.
11184 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11186 * dirsearch.h (class Dirsearch): Update declaration.
11187 * options.h (class General_options): Add --warn-search-mismatch.
11188 * parameters.cc (Parameters::is_compatible_target): New function.
11189 * parameters.h (class Parameters): Declare is_compatible_target.
11190 * workqueue.cc (Workqueue::add_blocker): New function.
11191 * workqueue.h (class Workqueue): Declare add_blocker.
11193 * fileread.cc (Input_file::open): Remove options parameter.
11194 Change all callers.
11195 (Input_file::open_binary): Likewise.
11196 * script.cc (read_input_script): Likewise.
11197 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11198 options parameter from constructor. Change all callers.
11199 (class Read_script): Likewise.
11200 * fileread.h (class Input_file): Update declarations.
11201 * script.h (read_input_script): Update declaration.
11203 2009-03-10 Nick Clifton <nickc@redhat.com>
11205 * po/es.po: New Spanish translation.
11207 2009-03-06 Cary Coutant <ccoutant@google.com>
11209 * options.cc (parse_short_option): Keep dash_z from registering itself.
11211 2009-03-03 Ian Lance Taylor <iant@google.com>
11214 * target-reloc.h (relocate_section): Pass output_section to
11216 * i386.cc (Target_i386::should_apply_static_reloc): Add
11217 output_section parameter. Change all callers.
11218 (Target_i386::Relocate::relocate): Add output_section parameter.
11219 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11220 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11221 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11222 * testsuite/two_file_shared.sh: New script.
11223 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11224 (check_DATA): Add two_file_shared.dbg.
11225 (two_file_shared.dbg): New target.
11226 * testsuite/Makefile.in: Rebuild.
11228 2009-03-01 Ian Lance Taylor <iant@google.com>
11230 * configure.ac: Check for byteswap.h.
11231 * configure: Rebuild.
11232 * config.in: Rebuild.
11234 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11236 * layout.cc (Layout::find_or_add_kept_section): New function.
11237 (Layout::add_comdat): Removed.
11238 * layout.h (struct Kept_section): Move out of class Layout.
11239 Remove trailing underscores from field names. Add group_sections
11240 field. Rename group_ field to is_group. Change all uses.
11241 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11242 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11243 comdat_groups_ field.
11244 (Sized_relobj::include_section_group): Use
11245 find_or_add_kept_section and Kept_section::group_sections.
11246 (Sized_relobj::include_linkonce_section): Likewise.
11247 * object.cc (class Sized_relobj): Don't define Comdat_group or
11248 Comdat_group_table. Remove find_comdat_group and
11249 add_comdat_group. Remove comdat_groups_ field.
11250 * plugin.cc (include_comdat_group): Use
11251 Layout::find_or_add_kept_section.
11253 2009-02-28 Ian Lance Taylor <iant@google.com>
11255 * README: --gc-sections and map files are now supported. Document
11256 some build requirements.
11259 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11260 relocatable link set the value of the section symbol to zero.
11261 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11262 relocatable link don't include the section address in the local
11265 2009-02-27 Ian Lance Taylor <iant@google.com>
11268 * options.h (class Search_directory): Add is_system_directory.
11269 (class General_options): Declare is_in_system_directory.
11270 * options.cc (get_relative_sysroot): Make static.
11271 (get_default_sysroot): Make static.
11272 (General_optoins::is_in_system_directory): New function.
11273 * fileread.cc (Input_file::is_in_system_directory): New function.
11274 * fileread.h (class Input_file): Declare is_in_system_directory.
11275 * object.h (class Object): Add is_in_system_directory.
11276 (class Input_objects): Remove system_library_directory_ field.
11277 * object.cc (Input_objects::add_object): Don't set
11278 system_library_directory_.
11279 (input_objects::found_in_system_library_directory): Remove.
11280 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11281 parameter. Change all callers.
11282 (Symbol_table::sized_write_globals): Likewise.
11283 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11284 Call Object::is_in_system_directory.
11285 * symtab.h (class Symbol_table): Update declarations.
11288 * descriptors.h (Open_descriptor): Add is_on_stack field.
11289 * descriptors.cc (Descriptors::open): If the descriptor is on the
11290 top of the stack, remove it. Initialize is_on_stack field.
11291 (Descriptors::release): Only add pod to stack if it is not on the
11293 (Descriptors::close_some_descriptor): Clear stack_next and
11294 is_on_stack fields.
11297 * output.cc (Output_section::find_starting_output_address): Rename
11298 from starting_output_address; add PADDR parameter; change return
11300 * output.h (class Output_section): Declare
11301 find_starting_output_address instead of starting_output_address.
11302 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11303 section symbol for which we can't find a merge section.
11306 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11307 hidden or internal, force the symbol to be local.
11308 * resolve.cc (Symbol::override_visibility): Define.
11309 (Symbol::override_base): Use override_visibility.
11310 (Symbol_table::resolve): Likewise.
11311 (Symbol::override_base_with_special): Likewise.
11312 (Symbol_table::override_with_special): If the visibility is hidden
11313 or internal, force the symbol to be local.
11314 * symtab.h (class Symbol): Add set_visibility and
11315 override_visibility.
11316 * testsuite/ver_test_1.sh: New file.
11317 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11318 (check_DATA): Add ver_test_1.syms.
11319 (ver_test_1.syms): New target.
11320 * testsuite/Makefile.in: Rebuild.
11322 2009-02-25 Cary Coutant <ccoutant@google.com>
11324 * layout.cc (Layout::choose_output_section): Don't rename sections
11325 when using a linker script that has a SECTIONS clause.
11326 * Makefile.in: Regenerate.
11328 * testsuite/Makefile.am (script_test_5.sh): New test case.
11329 * testsuite/Makefile.in: Regenerate.
11330 * testsuite/script_test_5.cc: New file.
11331 * testsuite/script_test_5.sh: New file.
11332 * testsuite/script_test_5.t: New file.
11334 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11336 * archive.cc (Archive::include_member): Update calls to add_symbols.
11337 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11338 the Layout argument.
11339 * dynobj.h (do_add_symbols): Add the Layout argument.
11340 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11342 * object.h (Object::add_symbols): Add the Layout argument.
11343 (Object::do_add_symbols): Add the Layout argument.
11344 (Sized_relobj::do_add_symbols): Add the Layout argument.
11345 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11346 Unify the two versions.
11347 (Add_plugin_symbols): Remove.
11348 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11349 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11350 (Add_plugin_symbols): Remove.
11351 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11352 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11353 (Add_symbols::run): Make it work with Pulginobj.
11355 2009-02-06 Ian Lance Taylor <iant@google.com>
11357 * object.cc (Sized_relobj::do_layout): Make info message start
11358 with lower case letter.
11360 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11362 * binary.cc: Fix file comment.
11364 * options.h (enum Incremental_disposition): Define.
11365 (class General_options): Add new options: --incremental,
11366 --incremental_changed, --incremental_unchanged,
11367 --incremental_unknown. Add incremental_disposition_ and
11368 implicit_incremental_ fields.
11369 (General_options::incremental_disposition): New function.
11370 (class Position_dependent_options): Add incremental_disposition
11372 (Position_dependent_options::copy_from_options): Set incremental
11374 * options.cc (General_options::parse_incremental_changed): New
11376 (General_options::parse_incremental_unchanged): New function.
11377 (General_options::parse_incremental_unknown): New function.
11378 (General_options::General_options): Initialize new fields
11379 incremental_disposition_ and implicit_incremental_.
11380 (General_options::finalize): Check for uasge of --incremental-*
11381 without --incremental.
11383 2009-02-06 Chris Demetriou <cgd@google.com>
11385 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11386 pointer and to report location as the file name associated with
11388 (gold_undefined_symbol_at_location): New function to replace the
11389 old gold_undefined_symbol functionality.
11390 * target-reloc.h (relocate_section): Update to use
11391 gold_undefined_symbol_at_location.
11392 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11393 Call gold_undefined_symbol function rather than gold_error.
11394 * errors.h (Errors::undefined_symbol): Take location as a
11395 string, rather than calculating it from a relocation.
11396 * errors.cc (Errors::fatal): Print "fatal error:" before the
11398 (Errors::error, Errors::error_at_location): Print "error: "
11399 before the formatted message.
11400 (Errors::undefined_symbol): Take location as a string, rather
11401 than calculating it from a relocation.
11402 (gold_undefined_symbol_at_location): New function akin to
11403 old gold_undefined_symbol, calculates location from relocation.
11404 (gold_undefined_symbol): Change to take only a Symbol pointer
11405 and to report location as the file name associated with the symbol.
11406 * testsuite/debug_msg.sh: Update for changed error messages.
11407 * testsuite/undef_symbol.sh: Likewise.
11409 2009-02-04 Duncan Sands <baldrick@free.fr>
11412 * reduced_debug_output.h
11413 (Output_reduced_debug_abbrev_section::failed): Use format for
11415 (Output_reduced_debug_info_section::faild): Likewise.
11417 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11419 * script.cc (Lazy_demangler): New class.
11420 (Version_script_info::get_symbol_version_helper): Demangle a
11423 2009-01-29 Cary Coutant <ccoutant@google.com>
11425 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11427 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11429 2009-01-28 Ian Lance Taylor <iant@google.com>
11431 * version.cc (version_string): Bump to 1.9.
11433 * gold.h: Include <cstring> and <stdint.h>.
11434 * version.cc: Include <cstdio>.
11435 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11437 * reduced_debug_output.cc (insert_into_vector): Rename from
11438 Insert_into_vector; change all callers. Use Swap_unaligned to
11439 avoid aliasing issue; remove union since it is unnecessary.
11441 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11443 * Makefile.am (CCFILES): Add gc.cc.
11444 (HFILES): Add gc.h.
11445 * Makefile.in: Regenerate.
11446 * gold.cc (Gc_runner): New class.
11447 (queue_initial_tasks): Call garbage collection related tasks
11448 when corresponding options are invoked.
11449 (queue_middle_gc_tasks): New function.
11450 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11451 processed early before laying out sections during garbage collection.
11452 * gold.h (queue_middle_gc_tasks): New function.
11453 (is_prefix_of): Move from "layout.cc".
11454 * i386.cc (Target_i386::gc_process_relocs): New function.
11455 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11456 * main.cc (main): Create object of class "Garbage_collection".
11457 * object.cc (Relobj::copy_symbols_data): New function.
11458 (Relobj::is_section_name_included): New function.
11459 (Sized_relobj::do_layout): Allow this function to be called twice
11460 during garbage collection and defer layout of section during the
11462 * object.h (Relobj::get_symbols_data): New function.
11463 (Relobj::is_section_name_included): New function.
11464 (Relobj::copy_symbols_data): New function.
11465 (Relobj::set_symbols_data): New function.
11466 (Relobj::get_relocs_data): New function.
11467 (Relobj::set_relocs_data): New function.
11468 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11469 (Relobj::gc_process_relocs): New function.
11470 (Relobj::do_gc_process_relocs): New pure virtual function.
11471 (Relobj::sd_): New data member.
11472 (Sized_relobj::is_output_section_offset_invalid): New function.
11473 (Sized_relobj::do_gc_process_relocs): New function.
11474 * options.h (General_options::gc_sections): Modify to not be a no-op.
11475 (General_options::print_gc_sections): New option.
11476 * plugin.cc (Plugin_finish::run): Remove function call to
11477 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11478 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11479 * reloc.cc (Read_relocs::run): Add task to process relocs and
11480 determine unreferenced sections when doing garbage collection.
11481 (Gc_process_relocs): New class.
11482 (Sized_relobj::do_gc_process_relocs): New function.
11483 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11484 sections that are garbage collected.
11485 * reloc.h (Gc_process_relocs): New class.
11486 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11487 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11488 symbols whose corresponding sections are garbage collected.
11489 (Symbol_table::Symbol_table): Add new parameter for the garbage
11491 (Symbol_table::gc_mark_undef_symbols): New function.
11492 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11493 (Symbol_table::gc_mark_dyn_syms): New function.
11494 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11496 (Symbol_table::add_from_object): Likewise.
11497 (Symbol_table::add_from_relobj): When building shared objects, do not
11498 treat externally visible symbols as garbage.
11499 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11500 table information for static and relocatable links.
11501 * symtab.h (Symbol_table::set_gc): New function.
11502 (Symbol_table::gc): New function.
11503 (Symbol_table::gc_mark_undef_symbols): New function.
11504 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11505 (Symbol_table::gc_mark_dyn_syms): New function.
11506 (Symbol_table::gc_): New data member.
11507 * target.h (Sized_target::gc_process_relocs): New pure virtual
11509 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11510 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11512 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11514 * options.h (General_options::gc_sections): Define as a no-op for now.
11515 (General_options::no_keep_memory): Ditto.
11516 (General_options::Bshareable): Define.
11517 * options.cc (General_options::finalize): Honor -Bshareable.
11519 2009-01-20 Andreas Schwab <schwab@suse.de>
11521 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11522 read the value in the contents, since we don't use it. Use the
11523 template endianness when writing.
11524 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11526 2009-01-19 Andreas Schwab <schwab@suse.de>
11528 * configure.tgt (powerpc64-*): Fix targ_obj.
11530 2009-01-15 Ian Lance Taylor <iant@google.com>
11532 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11533 local symbols when stripping all symbols.
11535 2009-01-14 Cary Coutant <ccoutant@google.com>
11537 * output.cc (Output_reloc): Add explicit instantiations.
11539 2009-01-14 Cary Coutant <ccoutant@google.com>
11541 * archive.cc (Archive::get_elf_object_for_member): Remove call
11542 to File_read::claim_for_plugin.
11543 * descriptors.cc (Descriptors::open): Remove reference to
11545 (Descriptors::claim_for_plugin): Remove.
11546 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11547 (Descriptors::is_claimed): Remove.
11548 (claim_descriptor_for_plugin): Remove.
11549 * fileread.cc (File_read::claim_for_plugin): Remove.
11550 * fileread.h (File_read::claim_for_plugin): Remove.
11551 (File_read::descriptor): Reopen descriptor if necessary.
11552 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11553 (Plugin_manager::all_symbols_read): Add task parameter. Change
11555 (Plugin_manager::get_input_file): New function.
11556 (Plugin_manager::release_input_file): New function.
11557 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11558 corresponding data member.
11559 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11560 and pass to base constructor. Change all callers.
11561 (get_input_file, release_input_file): New functions.
11562 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11563 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11564 (Plugin_manager::all_symbols_read): Add task parameter.
11565 (Plugin_manager::get_input_file): New function.
11566 (Plugin_manager::release_input_file): New function.
11567 (Plugin_manager::task_): New data member.
11568 (Pluginobj::Pluginobj): Add filesize parameter.
11569 (Pluginobj::filename): New function.
11570 (Pluginobj::descriptor): New function.
11571 (Pluginobj::filesize): New function.
11572 (Pluginobj::filesize_): New data member.
11573 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11574 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11575 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11577 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11578 with archive libraries.
11579 * testsuite/Makefile.in: Regenerate.
11580 * testsuite/plugin_test.c (struct sym_info): New type.
11581 (get_input_file, release_input_file): New static variables.
11582 (onload): Capture new transfer vector entries.
11583 (claim_file_hook): Stop reading at end of file according to filesize.
11584 Factor out parsing of readelf output into separate function.
11585 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11586 APIs and get the source file name from the symbol table. Convert
11587 source file name to corresponding object file name. Print info
11588 message when adding new input files.
11589 (parse_readelf_line): New function.
11590 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11591 * testsuite/plugin_test_2.sh: Likewise.
11592 * testsuite/plugin_test_3.sh: Likewise.
11593 * testsuite/plugin_test_4.sh: New test case.
11595 2009-01-07 Ian Lance Taylor <iant@google.com>
11597 * version.cc (version_string): Bump to 1.8.
11599 2008-12-23 Cary Coutant <ccoutant@google.com>
11601 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11602 * plugin.cc (Plugin_manager::finish): Rename as
11603 layout_deferred_objects. Move cleanup to separate function.
11604 (Plugin_manager::cleanup): New function.
11605 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11607 * plugin.h (Plugin_manager::finish): Rename as
11608 layout_deferred_objects.
11609 (Plugin_manager::cleanup): New function.
11610 (Plugin_manager::cleanup_done): New field.
11612 2008-12-23 Cary Coutant <ccoutant@google.com>
11614 * plugin.cc (is_visible_from_outside): New function.
11615 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11616 so we don't return "IR only" status for exported symbols or -r links.
11618 * testsuite/Makefile.am (plugin_test_3): New test case.
11619 * testsuite/Makefile.in: Regenerate.
11620 * testsuite/plugin_test_3.sh: New file.
11622 2008-12-22 Cary Coutant <ccoutant@google.com>
11624 * object.cc (Sized_relobj::layout_section): New function.
11625 (Sized_relobj::do_layout): Defer layout of input sections until after
11626 plugin has provided replacement files.
11627 (Sized_relobj::do_layout_deferred_sections): New function.
11628 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11629 (Relobj::layout_deferred_sections): New function.
11630 (Relobj::do_layout_deferred_sections): New function.
11631 (Sized_relobj::do_layout_deferred_sections): New function.
11632 (Sized_relobj::layout_section): New function.
11633 (Sized_relobj::Deferred_layout): New structure.
11634 (Sized_relobj::deferred_layout_): New field.
11635 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11636 Change all callers. Layout deferred sections.
11637 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11639 (Plugin_hook::run): Move code from do_plugin_hook inline.
11640 (Plugin_hook::do_plugin_hook): Remove.
11641 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11642 (Plugin_manager::finish): Renamed, was cleanup.
11643 (Plugin_manager::should_defer_layout): New function.
11644 (Plugin_manager::add_deferred_layout_object): New function.
11645 (Plugin_manager::Deferred_layout_list): New type.
11646 (Plugin_manager::deferred_layout_objects_): New field.
11647 (Plugin_hook::do_plugin_hook): Remove.
11649 2008-12-17 Ian Lance Taylor <iant@google.com>
11651 * options.h (class General_options): Add --no case for
11654 2008-12-16 Cary Coutant <ccoutant@google.com>
11656 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11658 (Plugin_manager::claim_file): Create plugin object even if
11659 plugin did not call the add_symbols callback.
11660 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11661 asking for more symbols than were added.
11662 * testsuite/Makefile.am (plugin_test_1): Add test case with
11664 (empty.syms): New target.
11665 * testsuite/Makefile.in: Regenerate.
11666 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11667 message. Don't call add_symbols if no globals.
11668 (all_symbols_read_hook): Don't provide replacement for empty
11671 2008-12-12 Ian Lance Taylor <iant@google.com>
11673 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11674 r_type == 0 for a local symbol with r_sym == 0.
11675 (scan_relocatable_relocs): Pass r_sym to
11676 local_non_section_strategy.
11677 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11680 * configure.ac: Update test for TLS descriptors: they are
11681 supported as of glibc 2.9.
11682 * configure: Rebuild.
11684 2008-12-11 Ian Lance Taylor <iant@google.com>
11687 * target-reloc.h (Default_scan_relocatable_relocs): For each
11688 function, map r_type == 0 to RELOC_DISCARD.
11690 2008-12-10 Cary Coutant <ccoutant@google.com>
11692 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11693 object to override a kept COMDAT group from a plugin object.
11695 2008-12-09 Ian Lance Taylor <iant@google.com>
11698 * yyscript.y (file_cmd): Handle INPUT.
11700 * testsuite/initpri1.c: Change all declarations to be full
11701 prototypes by adding void, to avoid compiler warnings.
11703 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11705 * options.cc (General_options::parse_plugin_opt): New.
11706 (General_options::add_plugin): The argument now is just the filename.
11707 (General_options::add_plugin_option): New.
11708 * options.h (plugin_opt): New.
11709 (add_plugin): Change argument name.
11710 (add_plugin_option): New.
11711 * plugin.cc (Plugin::load): Don't parse the plugin option.
11712 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11713 (Plugin::add_option): New.
11714 (Plugin::args_): Change type.
11715 (Plugin::filename_): New.
11716 (Plugin_manager::add_plugin_option): New.
11717 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11718 * testsuite/Makefile.in: Regenerate.
11720 2008-12-05 Cary Coutant <ccoutant@google.com>
11722 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11723 Handle --strip-lto-sections option.
11724 * options.h (strip_lto_sections): New option.
11726 2008-12-01 Cary Coutant <ccoutant@google.com>
11728 * plugin.cc (ld_plugin_message): Change format parameter to const.
11729 Fix mismatch between new[] and delete.
11731 2008-11-14 Cary Coutant <ccoutant@google.com>
11733 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11736 2008-11-05 Craig Silverstein <csilvers@google.com>
11738 * options.cc (General_options::parse_dynamic_list): New function.
11739 * options.h (General_options): New flags dynamic_list,
11740 dynamic_list_data, dynamic_list_cpp_new, and
11741 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11742 (General_options::in_dynamic_list): New function.
11743 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11744 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11745 (Lex::can_continue_name): Likewise.
11747 (read_script_file): New parameter script_options.
11748 (read_dynamic_list): New function.
11749 (Script_options::define_dynamic_list): New function.
11750 (dynamic_list_keyword_parsecodes): New variable.
11751 (dynamic_list_keywords): New variable.
11752 * script.h (Script_options::define_dynamic_list): New function
11754 (read_dynamic_list): New function prototype.
11755 * symtab.cc (strprefix): New macro.
11756 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11757 dynamic_list_data, dynamic_list_cpp_new, and
11758 dynamic_list_cpp_typeinfo.
11759 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11760 (dynamic_list_expr): New rule.
11761 (dynamic_list_nodes): Likewise.
11762 (dynamic_list_node): Likewise.
11763 * testsuite/Makefile.am (dynamic_list): New test.
11764 * testsuite/Makefile.in: Regenerated.
11765 * testsuite/dynamic_list.t: New file.
11766 * testsuite/dynamic_list.sh: New file.
11768 2008-11-05 Craig Silverstein <csilvers@google.com>
11770 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11771 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11772 (t11_last): Likewise.
11773 * testsuite/ver_test_6.c (main): Likewise.
11775 2008-10-07 Cary Coutant <ccoutant@google.com>
11777 * options.c (General_options::finalize): Add check for -static and
11779 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11782 2008-10-02 Cary Coutant <ccoutant@google.com>
11784 * plugin.cc (make_sized_plugin_object): Fix conditional
11785 compilation to work when not all targets are enabled.
11787 2008-09-29 Cary Coutant <ccoutant@google.com>
11789 * archive.cc (Archive::get_file_and_offset): Use filename instead
11790 of name to get library path.
11791 (Archive::include_member): Unlock external member of a thin archive.
11793 * testsuite/Makefile.am (TEST_AR): New variable.
11794 (thin_archive_test_1): New test.
11795 (thin_archive_test_2): New test.
11796 * testsuite/Makefile.in: Regenerate.
11797 * testsuite/thin_archive_main.cc: New file.
11798 * testsuite/thin_archive_test_1.cc: New file.
11799 * testsuite/thin_archive_test_2.cc: New file.
11800 * testsuite/thin_archive_test_3.cc: New file.
11801 * testsuite/thin_archive_test_4.cc: New file.
11803 2008-09-29 Cary Coutant <ccoutant@google.com>
11805 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11806 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11808 (Sized_relobj::do_finalize_local_symbols): Likewise.
11809 (Sized_relobj::map_to_kept_section): Likewise.
11810 * object.h (Sized_relobj::invalid_address): New constant.
11811 (Sized_relobj::do_output_section_offset): Check for invalid_address
11813 * output.cc (Output_reloc::local_section_offset): Use constant
11814 invalid_address instead of -1U.
11815 (Output_reloc::get_address): Likewise.
11816 (Output_section::output_address): Change -1U to -1ULL.
11817 * output.h (Output_reloc::invalid_address): New constant.
11818 * reloc.cc (Sized_relobj::write_sections): Use constant
11819 invalid_address instead of -1U.
11820 (Sized_relobj::relocate_sections): Likewise.
11821 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11822 values for merge sections.
11823 * target-reloc.h (relocate_for_relocatable): Use constant
11824 invalid_address instead of -1U.
11826 2008-09-19 Cary Coutant <ccoutant@google.com>
11828 Add plugin functionality for link-time optimization (LTO).
11829 * configure.ac (plugins): Add --enable-plugins option.
11830 * configure: Regenerate.
11831 * config.in: Regenerate.
11832 * Makefile.am (LIBDL): New variable.
11833 (CCFILES): Add plugin.cc.
11834 (HFILES): Add plugin.h.
11835 (ldadd_var): Add LIBDL.
11836 * Makefile.in: Regenerate.
11838 * archive.cc: Include "plugin.h".
11839 (Archive::setup): Don't preread archive symbols when using a plugin.
11840 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11841 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11843 (Archive::include_member): Add symbols from plugin objects.
11844 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11845 * descriptors.cc (Descriptors::open): Check for file descriptors
11846 abandoned by plugins.
11847 (Descriptors::claim_for_plugin): New function.
11848 * descriptors.h (Descriptors::claim_for_plugin): New function.
11849 (Open_descriptor::is_claimed): New field.
11850 (claim_descriptor_for_plugin): New function.
11851 * fileread.cc (File_read::claim_for_plugin): New function.
11852 * fileread.h (File_read::claim_for_plugin): New function.
11853 (File_read::descriptor): New function.
11854 * gold.cc: Include "plugin.h".
11855 (queue_initial_tasks): Add task to call plugin hooks for generating
11857 * main.cc: Include "plugin.h".
11858 (main): Load plugin libraries.
11859 * object.h (Pluginobj): Declare.
11860 (Object::pluginobj): New function.
11861 (Object::do_pluginobj): New function.
11862 (Object::set_target): New function.
11863 * options.cc: Include "plugin.h".
11864 (General_options::parse_plugin): New function.
11865 (General_options::General_options): Initialize plugins_ field.
11866 (General_options::add_plugin): New function.
11867 * options.h (Plugin_manager): Declare.
11868 (General_options): Add --plugin option.
11869 (General_options::has_plugins): New function.
11870 (General_options::plugins): New function.
11871 (General_options::add_plugin): New function.
11872 (General_options::plugins_): New field.
11873 * plugin.cc: New file.
11874 * plugin.h: New file.
11875 * readsyms.cc: Include "plugin.h".
11876 (Read_symbols::do_read_symbols): Check for archive before checking
11877 for ELF file. Call plugin hooks to claim files.
11878 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11879 from a real object file; force override when processing replacement
11881 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11882 (Symbol::init_base_object): Likewise.
11883 (Symbol::init_base_output_data): Likewise.
11884 (Symbol::init_base_output_segment): Likewise.
11885 (Symbol::init_base_constant): Likewise.
11886 (Symbol::init_base_undefined): Likewise.
11887 (Symbol::output_section): Assert that object is not a plugin.
11888 (Symbol_table::add_from_pluginobj): New function.
11889 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11891 (Symbol_table::sized_write_globals): Likewise.
11892 (Symbol_table::add_from_pluginobj): Instantiate template.
11893 * symtab.h (Sized_pluginobj): Declare.
11894 (Symbol::in_real_elf): New function.
11895 (Symbol::set_in_real_elf): New function.
11896 (Symbol::in_real_elf_): New field.
11897 (Symbol_table::add_from_pluginobj): New function.
11899 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11900 (LIBDL): New variable.
11901 (LDADD): Add LIBDL.
11902 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11903 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11904 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11905 (MOSTLYCLEANFILES): Likewise.
11906 * testsuite/Makefile.in: Regenerate.
11907 * testsuite/plugin_test.c: New file.
11908 * testsuite/plugin_test_1.sh: New file.
11909 * testsuite/plugin_test_2.sh: New file.
11911 2008-09-16 Ian Lance Taylor <iant@google.com>
11913 * target-reloc.h (relocate_section): Check whether a symbol is
11914 defined by the ABI before reporting an undefined symbol error.
11915 * target.h (Target::is_defined_by_abi): Make parameter const.
11916 (Target::do_is_defined_by_abi): Likewise.
11917 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11918 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11919 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11920 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11921 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11922 * testsuite/Makefile.in: Rebuild.
11924 * fileread.cc (make_view): Add casts to avoid warning.
11926 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11928 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11929 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11931 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11933 * options.h (General_options::output_is_executable): New.
11934 (General_options::output_is_pie): New.
11935 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11936 for shared libraries.
11937 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11939 2008-09-11 Chris Demetriou <cgd@google.com>
11941 * options.h (origin): New -z option.
11942 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11943 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11946 2008-09-05 Cary Coutant <ccoutant@google.com>
11948 * fileread.cc (File_read::make_view): Add check for attempt to map
11949 beyond end of file.
11951 2008-09-05 Cary Coutant <ccoutant@google.com>
11953 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11954 explicit instantiations.
11956 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11959 * options.cc (General_options::finalize): Allow undefined symbols
11960 in shlibs if linking -shared.
11963 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11964 symbols as not needing a dynsym entry.
11966 2008-08-20 Craig Silverstein <csilvers@google.com>
11968 * fileread.cc (File_read::open): Do not lock the file unless it
11969 was successfully opened.
11971 2008-08-14 Cary Coutant <ccoutant@google.com>
11973 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11974 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11975 * testsuite/tls_test.cc (struct int128): 128-bit struct
11976 for testing TLS relocs with non-zero addend.
11977 (v12): New TLS variable.
11979 (t_last): Add check for v12.
11980 * testsuite/tls_test.h (t12): New function.
11981 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11983 2008-08-13 Ian Lance Taylor <iant@google.com>
11985 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11986 set tls_segment_ or relro_segment_.
11987 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11989 * output.h (Output_section::clear_is_relro): New function.
11990 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11991 sections specially even when output_data_ is empty.
11992 (Output_segment::maximum_alignment): When first section is relro,
11993 only force alignment for PT_LOAD segments.
11994 * script.cc (script_data_segment_align): New function.
11995 (script_data_segment_relro_end): New function.
11996 * script-c.h (script_data_segment_align): Declare.
11997 (script_data_segment_relro_end): Declare.
11998 * script-sections.h (class Script_sections): Declare
11999 data_segment_align and data_segment_relro_end. Add fields
12000 segment_align_index_ and saw_relro_end_.
12001 * script-sections.cc (class Sections_element): Add set_is_relro
12002 virtual function. Add new bool* parameter to place_orphan_here.
12003 Add get_output_section virtual function.
12004 (class Output_section_definition): Add set_is_relro. Add new
12005 bool* parameter to place_orphan_here. Add get_output_section.
12006 Add is_relro_ field.
12007 (Output_section_definition::Output_section_definition): Initialize
12008 evaluated_address_, evaluated_load_address, evaluated_addralign_,
12009 and is_relro_ fields.
12010 (Output_section_definition::place_orphan_here): Add is_relro
12012 (Output_section_definition::set_section_addresses): Set relro for
12014 (Output_section_definition::alternate_constraint): Likewise.
12015 (class Orphan_output_section): Add new bool* parameter to
12016 place_orphan_here. Add get_output_section.
12017 (Orphan_output_section::place_orphan_here): Add is_relro
12019 (Script_sections::Script_sections): Initialize
12020 data_segment_align_index_ and saw_relro_end_.
12021 (Script_sections::data_segment_align): New function.
12022 (Script_sections::data_segment_relro_end): New function.
12023 (Script_sections::place_orphan): Set or clear is_relro.
12024 (Script_sections::set_section_addresses): Force alignment of first
12026 * yyscript.y (exp): Call script_data_segment_align and
12027 script_data_segment_relro_end.
12028 * testsuite/relro_script_test.t: New file.
12029 * testsuite/relro_test.cc (using_script): Declare.
12030 (t1, t2): Test using_script.
12031 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12032 (relro_script_test_SOURCES): Define.
12033 (relro_script_test_DEPENDENCIES): Define.
12034 (relro_script_test_LDFLAGS): Define.
12035 (relro_script_test_LDADD): Define.
12036 (relro_script_test.so): New target.
12037 * testsuite/Makefile.in: Rebuild.
12039 2008-08-06 Cary Coutant <ccoutant@google.com>
12041 * archive.cc (Archive::total_archives, Archive::total_members)
12042 (Archive::total_members_loaded): New variables.
12043 (Archive::setup): Add parameter. Add option to preread
12045 (Archive::read_armap): Add counter.
12046 (Archive::get_file_and_offset): New function.
12047 (Archive::get_elf_object_for_member): New function.
12048 (Archive::read_all_symbols): New function.
12049 (Archive::read_symbols): New function.
12050 (Archive::add_symbols): Add counters.
12051 (Archive::include_all_members): Use armap to find members if it's
12053 (Archive::include_member): Skip reading symbols if already read.
12054 Factored code into Archive::get_file_and_offset and
12055 Archive::get_elf_object_for_member. Changed call to
12056 Mapfile::report_include_archive_member.
12057 (Archive::print_stats): New function.
12058 * archive.h: Declare Object and Read_symbols_data classes.
12059 (Archive::Archive): Add initializers for new members.
12060 (Archive::setup): Add parameter.
12061 (Archive::print_stats): New function.
12062 (Archive::total_archives, Archive::total_members)
12063 (Archive::total_members_loaded): New variables.
12064 (Archive::get_file_and_offset): New function.
12065 (Archive::get_elf_object_for_member): New function.
12066 (Archive::read_all_symbols): New function.
12067 (Archive::read_symbols): New function.
12068 (Archive::Archive_member): New class.
12069 (Archive::members_): New member.
12070 (Archive::num_members_): New member.
12071 * main.cc: Include archive.h.
12072 (main): Call Archive::print_stats.
12073 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12074 archive parameter; member_name is now the fully-decorated name.
12075 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12076 * options.h: (General_options): Add --preread-archive-symbols option.
12077 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12080 2008-08-04 Ian Lance Taylor <iant@google.com>
12082 * symtab.h (Symbol::use_plt_offset): New function.
12083 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12084 * powerpc.cc (Relocate::relocate): Likewise.
12085 * sparc.cc (Relocate::relocate): Likewise.
12086 * x86_64.cc (Relocate::relocate): Likewise.
12087 * testsuite/weak_plt.sh: New test.
12088 * testsuite/weak_plt_main.cc: New test.
12089 * testsuite/weak_plt_shared.cc: New test.
12090 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12091 (check_PROGRAMS): Add weak_plt.
12092 (check_DATA): Add weak_plt_shared.so.
12093 (weak_plt_main_pic.o, weak_plt): New targets.
12094 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12095 * testsuite/Makefile.in: Rebuild.
12097 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12099 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12100 * testsuite/Makefile.in: Rebuild.
12102 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12104 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12105 * Makefile.in: Regenerate.
12106 * po/POTFILES.in: Regenerate.
12108 2008-07-29 Ian Lance Taylor <iant@google.com>
12110 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12111 symbols before other symbols.
12112 * testsuite/script_test_2.cc (test_addr): Declare.
12113 (test_addr_alias): Declare.
12114 (main): Check that test_addr and test_addr_alias have the right
12116 * testsuite/script_test_2.t: Define test_addr_alias and
12119 2008-07-24 Ian Lance Taylor <iant@google.com>
12122 * descriptors.cc: New file.
12123 * descriptors.h: New file.
12124 * gold-threads.h (class Hold_optional_lock): New class.
12125 * fileread.cc: Include "descriptors.h".
12126 (File_read::~File_read): Release descriptor rather than closing
12128 (File_read::open) [file]: Call open_descriptor rather than open.
12129 Set is_descriptor_opened_.
12130 (File_read::open) [memory]: Assert that descriptor is not open.
12131 (File_read::reopen_descriptor): New function.
12132 (File_read::release): Release descriptor.
12133 (File_read::do_read): Make non-const. Reopen descriptor.
12134 (File_read::read): Make non-const.
12135 (File_read::make_view): Reopen descriptor.
12136 (File_read::do_readv): Likewise.
12137 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12138 Update declarations.
12139 * layout.cc: Include "descriptors.h".
12140 (Layout::create_build_id): Use open_descriptor rather than open.
12141 * output.cc: Include "descriptors.h".
12142 (Output_file::open): Use open_descriptor rather than open.
12143 * archive.cc (Archive::const_iterator): Change Archive to be
12145 (Archive::begin, Archive::end): Make non-const.
12146 (Archive::count_members): Likewise.
12147 * archive.h (class Archive): Update declarations.
12148 * object.h (Object::read): Make non-const.
12149 * Makefile.am (CCFILES): Add descriptors.cc.
12150 (HFILES): Add descriptors.h.
12151 * Makefile.in: Rebuild.
12154 * gold.h: Always include <clocale>. Add Solaris workarounds
12155 following code in binutils/sysdep.h.
12158 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12159 this->eh_frame_hdr_ is NULL before using it.
12161 * dynobj.cc (Versions::Versions): Update comment.
12163 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12164 the base version name.
12166 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12167 array size plus one.
12168 (Stringpool_template::set_string_offsets): Subtract one from key
12169 before using it as an array index.
12170 (Stringpool_template::get_offset_with_length): Likewise.
12171 (Stringpool_template::write_to_buffer): Likewise.
12172 * stringpool.h (Stringpool_template::get_offset_from_key):
12175 2008-07-23 Ian Lance Taylor <iant@google.com>
12178 * object.h (Merged_symbol_value::value): Do our best to handle a
12182 * script.cc (Version_script_info::get_versions): Don't add empty
12183 version tag to return value.
12184 (Version_script_info::get_symbol_version_helper): Change return
12185 type to bool. Add pversion parameter. Change all callers.
12186 (script_register_vers_node): Don't require a non-NULL tag.
12187 * script.h (class Version_script_info): Update declarations.
12188 (Version_script_info::get_symbol_version): Change return type to
12189 bool. Add version parameter. Change all callers.
12190 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12191 handling. Handle an empty version from a version script.
12192 (Symbol_table::define_special_symbol): Likewise.
12193 * testsuite/ver_test_10.script: New file.
12194 * testsuite/ver_test_10.sh: New file.
12195 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12196 (check_DATA): Add ver_test_10.syms.
12197 (ver_test_10.syms, ver_test_10.so): New target.
12198 * testsuite/Makefile.in: Rebuild.
12200 2008-07-23 Simon Baldwin <simonb@google.com>
12202 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12203 to zero for undefined symbols from dynamic libraries.
12205 2008-07-23 Ian Lance Taylor <iant@google.com>
12207 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12208 Change all callers.
12209 * symtab.h (class Symbol_table): Update declaration.
12210 * testsuite/ver_test_9.cc: New file.
12211 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12212 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12213 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12214 (ver_test_9.so, ver_test_9.o): New targets.
12215 * testsuite/Makefile.in: Rebuild.
12217 2008-07-22 Ian Lance Taylor <iant@google.com>
12219 * options.h (class General_options): Define --check-sections.
12220 * layout.cc (Layout::set_segment_offsets): Handle
12223 * options.h (class General_options): Define -n/--nmagic and
12225 * options.cc (General_options::finalize): For -n/--nmagic or
12226 -N/--omagic, set -static.
12227 * layout.cc (Layout::attach_allocated_section_to_segment): If
12228 -N/--omagic, don't put read-only and read-write sections in
12229 different segments.
12230 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12231 finding a read-only segment.
12232 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12233 don't set the minimum segment alignment to the common page size,
12234 and don't set the file offset to the address modulo the page size.
12235 * script-sections.cc (Script_sections::create_segments): If
12236 -n/--omagic, don't put read-only and read-write sections in
12237 different segments.
12239 * cref.cc: New file.
12240 * cref.h: New file.
12241 * options.h (class General_options): Add --print-symbol-counts.
12242 * main.cc (main): Issue defined symbol report if requested.
12243 * archive.cc (Archive::interpret_header): Make into a const member
12245 (Archive::add_symbols): Call Input_objects::archive_start and
12247 (Archive::const_iterator): Define new class.
12248 (Archive::begin, Archive::end): New functions.
12249 (Archive::include_all_members): Rewrite to use iterator.
12250 (Archive::count_members): New function.
12251 * archive.h (class Archive): Update declarations.
12252 (Archive::filename): New function.
12253 * object.cc: Include "cref.h".
12254 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12255 (Sized_relobj::do_get_global_symbol_counts): New function.
12256 (Input_objects::add_object): Add object to cross-referencer.
12257 (Input_objects::archive_start): New function.
12258 (Input_objects::archive_stop): New function.
12259 (Input_objects::print_symbol_counts): New function.
12260 * object.h: Declare Cref and Archive.
12261 (Object::get_global_symbol_counts): New function.
12262 (Object::do_get_global_symbol_counts): New pure virtual function.
12263 (class Sized_relobj): Add defined_count_ field. Update
12265 (class Input_objects): Add cref_ field. Update constructor.
12266 Update declarations.
12267 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12269 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12271 (Sized_dynobj::do_get_global_symbol_counts): New function.
12272 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12273 defined_count_. Update declarations. Define Symbols typedef.
12274 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12275 parameter. Change all callers.
12276 (Symbol_table::add_from_dynobj): Add sympointers and defined
12277 parameters. Change all callers.
12278 * symtab.h (class Symbol_table): Update declarations.
12279 * Makefile.am (CCFILES): Add cref.cc.
12280 (HFILES): Add cref.h.
12281 * Makefile.in: Rebuild.
12283 2008-07-22 Simon Baldwin <simonb@google.com>
12285 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12286 to zero when writing undefined symbols.
12288 2008-07-22 Ian Lance Taylor <iant@google.com>
12290 * output.cc (Output_section::add_input_section): Don't try to
12291 merge empty merge sections.
12293 2008-07-21 Craig Silverstein <csilvers@google.com>
12295 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12296 Include symbol version in error message.
12298 2008-07-20 Chris Demetriou <cgd@google.com>
12300 * configure.ac (gold_cv_c_random_seed): New configured variable.
12301 (RANDOM_SEED_CFLAGS): New substituted variable.
12302 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12303 * configure: Rebuild.
12304 * Makefile.in: Likewise.
12305 * testsuite/Makefile.in: Likewise.
12307 2008-07-18 Ian Lance Taylor <iant@google.com>
12309 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12310 where we see NAME/NULL and NAME/VERSION as separate symbols.
12311 * testsuite/ver_test_main.cc (main): Call t4.
12312 (t4, t4_2a): Define.
12313 * testsuite/ver_test_2.cc (t4_2): Define.
12314 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12315 * testsuite/ver_test_4.cc (t4_2a): Define.
12316 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12317 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12319 2008-07-17 Ian Lance Taylor <iant@google.com>
12321 * dynobj.cc (Versions::add_def): If we give an error about a
12322 missing version, go ahead and create the version anyhow.
12324 2008-07-10 Ian Lance Taylor <iant@google.com>
12326 Handle output sections with more than 0x7fffffff bytes.
12327 * object.h (class Relobj): Change map_to_output_ to
12328 output_sections_, and just keep a section pointer. Change all
12329 uses. Move comdat group support to Sized_relobj.
12330 (Relobj::is_section_specially_mapped): Remove.
12331 (Relobj::output_section): Remove poff parameter. Change all
12333 (Relobj::output_section_offset): New function.
12334 (Relobj::set_section_offset): Rewrite.
12335 (Relobj::map_to_output): Remove.
12336 (Relobj::output_sections): New function.
12337 (Relobj::do_output_section_offset): New pure virtual function.
12338 (Relobj::do_set_section_offset): Likewise.
12339 (class Sized_relobj): Add section_offsets_ field. Add comdat
12340 group support from Relobj. Update declarations.
12341 (Sized_relobj::get_output_section_offset): New function.
12342 (Sized_relobj::do_output_section_offset): New function.
12343 (Sized_relobj::do_set_section_offset): New function.
12344 * object.cc (Relobj::output_section_address): Remove.
12345 (Sized_relobj::Sized_relobj): Initialize new fields.
12346 (Sized_relobj::include_section_group): Cast find_kept_object to
12348 (Sized_relobj::include_linkonce_section): Likewise.
12349 (Sized_relobj::do_layout): Use separate arrays for output section
12351 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12353 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12354 output_sections and section_offsets.
12355 (Sized_relobj::write_local_symbols): Likewise.
12356 (map_to_kept_section): Compute output address directly.
12357 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12358 output_sections and section_offsets.
12359 (Sized_relobj::write_sections): Likewise.
12360 (Sized_relobj::relocate_sections): Likewise.
12361 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12362 * output.h (class Output_reloc): Update declarations. Change
12363 u2_.relobj to Sized_relobj*.
12364 (class Output_data_reloc): Change add functions to use
12366 * output.cc (Output_reloc::Output_reloc): Change relobj to
12368 (Output_reloc::local_section_offset): Change return type to
12369 Elf_Addr. Use get_output_section_offset.
12370 (Output_reloc::get_address): Likewise.
12371 (Output_section::is_input_address_mapped): Don't call
12372 is_section_specially_mapped.
12373 (Output_section::output_offset): Likewise.
12374 (Output_section::output_address): Likewise.
12375 (Output_section::starting_output_address): Likewise.
12376 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12377 parameter to Sized_relobj*.
12378 (Copy_relocs::need_copy_reloc): Likewise.
12379 (Copy_relocs::save): Likewise.
12380 * copy-relocs.h (class Copy_relocs): Update declarations.
12381 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12382 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12383 * target-reloc.h (relocate_for_relocatable): Change
12384 offset_in_output_section type to Elf_Addr. Change code that uses
12386 * layout.cc (Layout::layout): Always set *off.
12387 * mapfile.cc (Mapfile::print_input_section): Use
12388 output_section_offset.
12389 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12391 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12392 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12393 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12395 2008-07-03 Ian Lance Taylor <iant@google.com>
12397 * layout.cc (Layout::include_section): Do not discard unrecognized
12398 SHT_STRTAB sections.
12400 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12402 * script.cc (Lex::can_continue_name): Make '?' allowable in
12403 version-script names.
12404 * testsuite/version_script.map: Change glob pattern to use '?'
12406 2008-06-30 Manish Singh <yosh@gimp.org>
12409 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12412 2008-06-30 Ian Lance Taylor <iant@google.com>
12416 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12417 versions]: Don't try to read the value in the contents, since we
12418 don't use it. Use the template endianness when writing.
12420 2008-06-25 Cary Coutant <ccoutant@google.com>
12422 * fileread.cc (File_read::make_view): Assert on zero-length view.
12423 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12424 symbol table when there are no symbols to read.
12426 2008-06-23 Craig Silverstein <csilvers@google.com>
12428 * version.cc (version_string): Bump to 1.7
12430 2008-06-18 Craig Silverstein <csilvers@google.com>
12432 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12433 constant 0xFFFF to type Valtype.
12434 (Powerpc_relocate_functions::rel16_ha): Likewise.
12436 2008-06-17 Ian Lance Taylor <iant@google.com>
12438 * output.h (Output_section::Input_section): Initialize p2align_ to
12439 zero for Output_section_data constructors.
12440 (Output_section::Input_section::addralign): If not an input
12441 section, return the alignment of the Output_section_data.
12442 * testsuite/copy_test.cc: New file.
12443 * testsuite/copy_test_1.cc: New file.
12444 * testsuite/copy_test_2.cc: New file.
12445 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12446 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12447 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12448 (copy_test_1_pic.o, copy_test_1.so): New targets.
12449 (copy_test_2_pic.o, copy_test_2.so): New targets.
12450 * testsuite/Makefile.in: Rebuild.
12452 * script-sections.cc (Script_sections::place_orphan): Initialize
12453 local variable exact.
12455 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12457 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12459 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12460 David S. Miller <davem@davemloft.net>
12462 * powerpc.cc: New file.
12463 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12464 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12465 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12466 * Makefile.in: Rebuild.
12468 2008-06-09 Ian Lance Taylor <iant@google.com>
12470 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12472 (throwing, orig_terminate): New static variables.
12473 (terminate_handler): New static function.
12474 (t2): Set terminate handler.
12476 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12479 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12482 2008-05-30 Cary Coutant <ccoutant@google.com>
12484 * archive.cc (Archive::include_all_members) Correct to step
12485 over symbol table and extended name table in thin archives.
12487 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12490 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12493 2008-05-28 Caleb Howe <cshowe@google.com>
12495 * reduced_debug_output.cc: New file.
12496 * reduced_debug_output.h: New file.
12497 * options.h (class General_options): Add --strip-debug-non-line.
12498 * options.cc (General_options::finalize): Add strip_debug_non_line
12499 to the strip heirarchy.
12500 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12502 * layout.cc: Include "reduced_debug_output.h".
12503 (Layout::Layout): Initialize new fields.
12504 (line_only_debug_sections): New static array.
12505 (is_lines_only_debug_sections): New static inline function.
12506 (Layout::include_section): Handle --strip-debug-non-line.
12507 (Layout::make_output_section): If --strip-debug-non-line, build
12508 new output sections for .debug_abbrev and .debug_info.
12509 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12510 gold. Warn about possible overflow.
12511 (read_signed_LEB_128): Likewise.
12512 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12513 (read_signed_LEB_128): Declare.
12514 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12515 (HFILES): Add reduced_debug_output.h.
12516 * Makefile.in: Rebuild.
12518 2008-05-21 Ian Lance Taylor <iant@google.com>
12520 * mapfile.cc: New file.
12521 * mapfile.h: New file.
12522 * options.h (class General_options): Add -M/--print-map and -Map.
12523 * options.cc (General_options::finalize): Make -M equivalent to
12525 * main.cc: Include <cstdio> and "mapfile.h".
12526 (main): Open mapfile if requested.
12527 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12528 constructor. Change caller.
12529 (queue_initial_tasks): Add mapfile parameter. Change caller.
12530 (queue_middle_tasks): Likewise.
12531 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12533 * archive.cc: Include "mapfile.h".
12534 (Archive::add_symbols): Add mapfile parameter. Change all
12535 callers. Pass mapfile, symbol, and reason to include_member.
12536 (Archive::include_all_members): Add mapfile parameter. Change all
12538 (Archive::include_member): Add mapfile, sym, and why parameters.
12539 Change all callers. Report inclusion to map file.
12540 * archive.h: Include "fileread.h".
12541 (class Archive): Update declarations.
12542 (Archive::file): New const method.
12543 (class Add_archive_symbols): Add mapfile_ field. Update
12544 constructor. Change all callers.
12545 * readsyms.h (class Read_symbols): Likewise.
12546 (class Finish_group): Likewise.
12547 (class Read_script): Likewise.
12548 * common.cc: Include "mapfile.h".
12549 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12551 (Symbol_table::do_allocate_commons): Likewise.
12552 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12553 symbol allocation to mapfile.
12554 * common.h (class Allocate_commons_task): Add mapfile_ field.
12555 Update constructor. Change all callers.
12556 * symtab.h (class Symbol_table): Update declarations.
12557 * layout.cc: Include "mapfile.h".
12558 (Layout_task_runner::run): Print information to mapfile.
12559 (Layout::create_gold_note): Change Output_data_fixed_space to
12560 Output_data_zero_fill.
12561 (Layout::create_build_id): Likewise.
12562 (Layout::print_to_mapfile): New function.
12563 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12564 constructor. Change caller.
12565 (class Layout): Declare print_to_mapfile.
12566 * output.cc (Output_section::Input_section::print_to_mapfile): New
12568 (Output_section::add_input_section): If producing a map, always
12569 add to input_sections_ list.
12570 (Output_section::do_print_to_mapfile): New function.
12571 (Output_segment::print_sections_to_mapfile): New function.
12572 (Output_segment::print_section_list_to_mapfile): New function.
12573 * output.h: Include "mapfile.h".
12574 (Output_data::print_to_mapfile): New function.
12575 (Output_data::do_print_to_mapfile): New virtual function.
12576 (Output_segment_headers::do_print_to_mapfile): New function.
12577 (Output_file_header::do_print_to_mapfile): New function.
12578 (Output_data_const::do_print_to_mapfile): New function.
12579 (class Output_data_const_buffer): Add map_name_ field. Update
12580 constructor. Change all callers. Add do_print_to_mapfile
12582 (class Output_data_fixed_space): Likewise.
12583 (class Output_data_space): Likewise.
12584 (class Output_data_zero_fill): New class.
12585 (Output_data_strtab::do_print_to_mapfile): New function.
12586 (Output_data_reloc_base::do_print_to_mapfile): New function.
12587 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12588 (Output_data_group::do_print_to_mapfile): New function.
12589 (Output_data_got::do_print_to_mapfile): New function.
12590 (Output_data_dynamic::do_print_to_mapfile): New function.
12591 (Output_symtab_xindex::do_print_to_mapfile): New function.
12592 (class Output_section): Declare do_print_to_mapflie. Declare
12593 print_to_mapfile in Input_section.
12594 (class Output_segment): Declare new functions.
12595 * object.h (Sized_relobj::symbol_count): New function.
12596 * script-sections.cc
12597 (Output_section_element_dot_assignment::set_section_addresses):
12598 Change Output_data_fixed_space to Output_data_zero_fill.
12599 (Output_data_expression::do_print_to_mapfile): New function.
12600 * script.cc (read_input_script): Add mapfile parameter. Change
12602 * script.h (read_input_script): Update declaration.
12603 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12604 (Eh_frame::do_print_to_mapfile): New function.
12605 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12606 (Output_merge_string::do_print_to_mapfile): New function.
12607 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12609 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12611 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12613 * Makefile.am (CCFILES): Add mapfile.cc.
12614 (HFILES): Add mapfile.h.
12615 * Makefile.in: Rebuild.
12617 2008-05-19 Ian Lance Taylor <iant@google.com>
12619 * options.h (class General_options): Add -z relro.
12620 * layout.cc (Layout::Layout): Initialize relro_segment_.
12621 (Layout::add_output_section_data): Return the output section.
12622 (Layout::make_output_section): Rcognize relro sections and mark
12623 them appropriately.
12624 (Layout::attach_allocated_section_to_segment): Put relro sections
12625 in a PT_GNU_RELRO segment.
12626 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12628 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12630 (Layout::linkonce_mapping): Map d.rel.ro.local to
12631 .data.rel.ro.local.
12632 (Layout::output_section_name): Us .data.rel.ro.local for any
12633 section which begins with that.
12634 * layout.h (class Layout): Update add_output_section_data
12635 declaration. Add relro_segment_ field.
12636 * output.cc (Output_section::Output_section): Initialize is_relro_
12637 and is_relro_local_ fields.
12638 (Output_segment::add_output_section): Group relro sections.
12639 (Output_segment::is_first_section_relro): New function.
12640 (Output_segment::maximum_alignment): If there is a relro section,
12641 align the segment to the common page size.
12642 (Output_segment::set_section_addresses): Track whether we are
12643 looking at relro sections. If the last section is a relro
12644 section, align to the common page size.
12645 (Output_segment::set_section_list_addresses): Add in_relro
12646 parameter. Change all callers. Align to the page size when
12647 moving from relro to non-relro section.
12648 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12650 * output.h (class Output_section): Add is_relro_ and
12651 is_relro_local_ fields.
12652 (Output_section::is_relro): New function.
12653 (Output_section::set_is_relro): New function.
12654 (Output_section::is_relro_local): New function.
12655 (Output_section::set_is_relro_local): New function.
12656 (class Output_segment): Update declarations.
12657 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12658 * sparc.cc (Target_sparc::got_section): Likewise.
12659 * x86_64.cc (Target_x86_64::got_section): Likewise.
12660 * testsuite/relro_test_main.cc: New file.
12661 * testsuite/relro_test.cc: New file.
12662 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12663 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12664 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12665 (relro_test.so, relro_test_pic.o): New targets.
12666 * testsuite/Makefile.in: Rebuild.
12668 2008-05-16 Ian Lance Taylor <iant@google.com>
12670 * output.cc (Output_segment::add_output_section): Remove front
12672 * output.h (class Output_segment): Remove
12673 add_initial_output_section and overloaded add_output_section.
12674 Update declaration of remaining add_output_section.
12675 * layout.cc (Layout::create_interp): Call add_output_section
12676 rather than add_initial_output_section.
12677 (Layout::finish_dynamic_section): Likewise.
12679 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12680 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12681 know the dynamic type.
12682 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12683 field. Initialize it in constructor.
12684 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12685 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12686 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12689 * output.cc (Output_reloc::get_address): Change return type to
12691 * output.h (class Output_reloc): Update get_address declaration.
12692 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12693 for section addresses.
12695 2008-05-09 Ian Lance Taylor <iant@google.com>
12698 * gold.cc (gold_nomem): Use return value of write.
12700 2008-05-08 Ian Lance Taylor <iant@google.com>
12702 * symtab.c (Symbol::init_base_output_data): Add version
12703 parameter. Change all callers.
12704 (Symbol::init_base_output_segment): Likewise.
12705 (Symbol::init_base_constant): Likewise.
12706 (Symbol::init_base_undefined): Likewise.
12707 (Sized_symbol::init_output_data): Likewise.
12708 (Sized_symbol::init_output_segment): Likewise.
12709 (Sized_symbol::init_constant): Likewise.
12710 (Sized_symbol::init_undefined): Likewise.
12711 (Symbol_table::do_define_in_output_data): If the new symbol has a
12712 version, mark it as the default.
12713 (Symbol_table::do_define_in_output_segment): Likewise.
12714 (Symbol_table::do_define_as_constant): Likewise.
12715 * symtab.h (class Symbol): Update declarations.
12716 (class Sized_symbol): Likewise.
12717 * resolve.cc (Symbol::override_version): New function.
12718 (Symbol::override_base): Call override_version.
12719 (Symbol::override_base_with_special): Likewise.
12720 * testsuite/ver_script_8.script: New file.
12721 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12722 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12723 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12724 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12726 2008-05-06 Ian Lance Taylor <iant@google.com>
12729 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12731 (class General_options): Remove existing --undefined, and add
12732 --no-undefined instead. Add new --undefined as synonym for -u.
12733 * archive.cc (Archive::add_symbols): Check whether symbol was
12735 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12736 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12737 all uses. Add IS_UNDEFINED. Update declarations to split
12738 different versions of init_base. Declare init_base_undefined.
12739 (Symbol::is_defined): Handle IS_UNDEFINED.
12740 (Symbol::is_undefined): Likewise.
12741 (Symbol::is_weak_undefined): Call is_undefined.
12742 (Symbol::is_absolute): Handle IS_CONSTANT.
12743 (class Sized_symbol): Update declarations to split different
12744 versions of init. Declare init_undefined.
12745 (class Symbol_table): Declare new functions.
12746 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12747 Change all callers.
12748 (Symbol::init_base_output_data): Likewise.
12749 (Symbol::init_base_output_segment): Likewise.
12750 (Symbol::init_base_constant): Likewise.
12751 (Symbol::init_base_undefined): New function.
12752 (Sized_symbol::init_object): Rename from init. Change all
12754 (Sized_symbol::init_output_data): Likewise.
12755 (Sized_symbol::init_output_segment): Likewise.
12756 (Sized_symbol::init_constant): Likewise.
12757 (Sized_symbol::init_undefined): New function.
12758 (Symbol_table::add_undefined_symbols_from_command_line): New
12760 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12762 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12763 (Symbol::output_section): Likewise.
12764 (Symbol::set_output_section): Likewise.
12765 (Symbol_table::sized_finalize_symbol): Likewise.
12766 (Symbol_table::sized_write_globals): Likewise.
12767 * resolve.cc (Symbol_table::should_override): Likewise.
12768 (Symbol::override_base_with_special): Likewise.
12770 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12771 symbol, change it to have default visibility.
12772 * testsuite/protected_1.cc: New file.
12773 * testsuite/protected_2.cc: New file.
12774 * testsuite/protected_3.cc: New file.
12775 * testsuite/protected_main_1.cc: New file.
12776 * testsuite/protected_main_2.cc: New file.
12777 * testsuite/protected_main_3.cc: New file.
12778 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12779 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12780 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12781 (protected_1.so): New target.
12782 (protected_1_pic.o, protected_2_pic.o): New targets.
12783 (protected_3_pic.o): New target.
12784 (check_PROGRAMS): Add protected_2.
12785 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12786 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12787 * testsuite/Makefile.in: Rebuild.
12789 * options.h (DEFINE_var): Add set_user_set_##varname__.
12790 (DEFINE_bool_alias): New macro.
12791 (class General_options): Define -Bstatic using DEFINE_bool_alias
12792 rather than DEFINE_special. Add --undefined as an alias for -z
12794 * options.cc (General_options::parse_Bstatic): Remove.
12796 * options.h (class General_options): Add --fatal-warnings.
12797 * main.cc (main): Implement --fatal-warnings.
12798 * errors.h (Errors::warning_count): New function.
12800 * options.h (class General_options): Add -Bsymbolic-functions.
12801 * symtab.h (Symbol::is_preemptible): Check for
12802 -Bsymbolic-functions.
12804 2008-05-05 Ian Lance Taylor <iant@google.com>
12806 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12807 as noVARNAME rather than no-VARNAME.
12808 (class General_options): Add option -z combreloc.
12809 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12811 (Output_reloc::sort_before) [SHT_REL]: New function.
12812 (Output_reloc::sort_before) [SHT_RELA]: New function.
12813 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12814 Sort_relocs_comparison.
12815 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12816 parameter. Change all callers.
12817 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12818 sort_relocs parameter. Change all callers.
12819 * output.cc (Output_reloc::get_address): New function, broken out
12821 (Output_reloc::write_rel): Call it.
12822 (Output_reloc::compare): New function.
12823 (Output_data_reloc_base::do_write): Optionally sort relocs.
12825 * configure.ac: If targ_extra_obj is set, link it in.
12826 * configure.tgt: Initialize all variables.
12827 (x86_64*): Set targ_extra_obj and targ_extra_size.
12828 * configure: Rebuild.
12830 * object.cc (Sized_relobj::include_section_group): Adjust section
12831 indexes read from group data. Build vector to pass to
12833 * layout.cc (Layout::layout_group): Add flags and shndxes
12834 parameters. Remove contents parameter. Change caller. Update
12835 explicit instantiations.
12836 * layout.h (class Layout): Update layout_group declaration.
12837 * output.cc (Output_data_group::Output_data_group): Add flags and
12838 input_shndxes parameters. Remove contents parameter. Change
12840 (Output_data_group::do_write): Change input_sections_ to
12842 * output.h (class Output_data_group): Update constructor
12843 declaration. Rename input_sections_ to input_shndxes_.
12844 * testsuite/many_sections_test.cc: Add template.
12846 2008-04-30 Cary Coutant <ccoutant@google.com>
12848 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12850 * layout.cc (Layout::include_section): Refactored check for debug
12852 (Layout::add_comdat): Add new parameters. Change type
12853 of signature parameter. Add object and shndx to signatures table.
12854 (Layout::find_kept_object): New function.
12855 * layout.h: Include <cstring>.
12856 (Layout::is_debug_info_section): New function.
12857 (Layout::add_comdat): Add new parameters.
12858 (Layout::find_kept_object): New function.
12859 (Layout::Kept_section): New struct.
12860 (Layout::Signatures): Change type of map range.
12861 * object.cc (Relobj::output_section_address): New function.
12862 (Sized_relobj::include_section_group): Add new parameters. Change
12863 calls to Layout::add_comdat. Change to build table of kept comdat
12864 groups and table mapping discarded sections to kept sections.
12865 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12866 (Sized_relobj::do_layout): Change calls to include_section_group and
12867 include_linkonce_section.
12868 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12869 value to zero when section is discarded.
12870 (Sized_relobj::map_to_kept_section): New function.
12871 * object.h (Relobj::output_section_address): New function.
12872 (Relobj::Comdat_group): New type.
12873 (Relobj::find_comdat_group): New function.
12874 (Relobj::Comdat_group_table): New type.
12875 (Relobj::Kept_comdat_section): New type.
12876 (Relobj::Kept_comdat_section_table): New type.
12877 (Relobj::add_comdat_group): New function.
12878 (Relobj::set_kept_comdat_section): New function.
12879 (Relobj::get_kept_comdat_section): New function.
12880 (Relobj::comdat_groups_): New field.
12881 (Relobj::kept_comdat_sections_): New field.
12882 (Symbol_value::input_value): Update comment.
12883 (Sized_relobj::map_to_kept_section) New function.
12884 (Sized_relobj::include_linkonce_section): Add new parameter.
12885 * target-reloc.h (Comdat_behavior): New type.
12886 (get_comdat_behavior): New function.
12887 (relocate_section): Add code to map a discarded section to the
12888 corresponding kept section when applying a relocation.
12890 2008-04-30 Craig Silverstein <csilvers@google.com>
12892 * dwarf_reader.cc (next_generation_count): New static var.
12893 (Addr2line_cache_entry): New struct.
12894 (addr2line_cache): New static var.
12895 (Dwarf_line_info::one_addr2line): Added caching.
12896 (Dwarf_line_info::clear_addr2line_cache): New function.
12897 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12898 cache-size parameter.
12899 (Dwarf_line_info::one_addr2line_cache): New function.
12900 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12901 new cache-size argument to one_addr2line(), and clear cache.
12903 2008-04-28 Cary Coutant <ccoutant@google.com>
12905 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12906 R_386_PC8 relocations.
12908 2008-04-23 Ian Lance Taylor <iant@google.com>
12910 * object.cc (Sized_relobj::include_section_group): Check for
12911 invalid section group.
12913 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12916 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12917 than read for file header.
12918 * archive.cc (Archive::include_member): Likewise.
12920 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12922 * aclocal.m4: Regenerate.
12923 * configure: Regenerate.
12925 2008-04-19 Ian Lance Taylor <iant@google.com>
12927 * version.cc (version_string): Bump to 1.6.
12929 * testsuite/Makefile.am (many_sections_r_test): New target.
12930 (many_sections_r_test_SOURCES): Remove.
12931 (many_sections_r_test_DEPENDENCIES): Remove.
12932 (many_sections_r_test_LDFLAGS): Remove.
12933 (many_sections_r_test_LDADD): Remove.
12935 * object.cc (Sized_relobj::do_add_symbols): Always pass
12936 local_symbol_count_ to add_from_relobj.
12938 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12939 every thousand variables.
12940 * testsuite/Makefile.in: Rebuild.
12942 * object.cc (Xindex::initialize_symtab_xindex): New function.
12943 (Xindex::read_symtab_xindex): New function.
12944 (Xindex::sym_xindex_to_shndx): New function.
12945 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12947 (Sized_relobj::do_initialize_xindex): New function.
12948 (Sized_relobj::do_read_symbols): Adjust section links.
12949 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12950 parameter. Change all callers.
12951 (Sized_relobj::include_section_group): Adjust section links and
12952 symbol section indexes.
12953 (Sized_relobj::do_layout): Adjust section links.
12954 (Sized_relobj::do_count_local_symbols): Adjust section links and
12955 symbol section indexes.
12956 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12957 ordinary and special symbols.
12958 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12959 dynsym_xindex parameters. Change all callers. Adjust section
12960 links. Use SHN_XINDEX when needed.
12961 (Sized_relobj::get_symbol_location_info): Adjust section links.
12962 Don't get fooled by special symbols.
12963 * object.h (class Xindex): Define.
12964 (class Object): Add xindex_ parameter. Declare virtual functoin
12965 do_initialize_xindex.
12966 (Object::adjust_sym_shndx): New function.
12967 (Object::set_xindex): New protected function.
12968 (class Symbol_value): Add is_ordinary_shndx_ field.
12969 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12970 (Symbol_value::value): Assert ordinary section.
12971 (Symbol_value::initialize_input_to_output_map): Likewise.
12972 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12973 Change all callers.
12974 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12976 (class Sized_relobj): Update declarations.
12977 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12978 parameter. Change all callers.
12979 (Sized_relobj::adjust_shndx): New function.
12980 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12982 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12983 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12984 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12985 (Sized_dynobj::read_dynsym_section): Adjust section links.
12986 (Sized_dynobj::read_dynamic): Likewise.
12987 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12989 (Sized_dynobj::do_initialize_xindex): New function.
12990 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12991 do_initialize_xindex.
12992 (Sized_dynobj::adjust_shndx): New function.
12993 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12994 dynsym_xindex_ fields.
12995 (Layout::finalize): Add a call to set_section_indexes before
12996 creating the symtab sections.
12997 (Layout::set_section_indexes): Don't do anything if the section
12998 already has a section index.
12999 (Layout::create_symtab_sections): Add shnum parameter. Change
13000 caller. Create .symtab_shndx section if needed.
13001 (Layout::create_shdrs): Add shstrtab_section parameter. Change
13003 (Layout::allocated_output_section_count): New function.
13004 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
13006 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
13007 fields. Update declarations.
13008 (Layout::symtab_xindex): New function.
13009 (Layout::dynsym_xindex): New function.
13010 (class Write_symbols_task): Add layout_ field.
13011 (Write_symbols_task::Write_symbols_task): Add layout parameter.
13013 * output.cc (Output_section_headers::Output_section_headers): Add
13014 shstrtab_section parameter. Change all callers.
13015 (Output_section_headers::do_sized_write): Store overflow values
13016 for section count and section string table section index in
13017 section header zero.
13018 (Output_file_header::do_sized_write): Check for overflow of
13019 section count and section string table section index.
13020 (Output_symtab_xindex::do_write): New function.
13021 (Output_symtab_xindex::endian_do_write): New function.
13022 * output.h (class Output_section_headers): Add shstrtab_section_.
13023 Update declarations.
13024 (class Output_symtab_xindex): Define.
13025 (Output_section::has_out_shndx): New function.
13026 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13028 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13029 Change all callers.
13030 (Sized_symbol::init): Likewise.
13031 (Symbol::output_section): Check for ordinary symbol.
13032 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13033 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13035 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13036 Change all callers. Simplify handling of symbols from sections
13037 not included in the link.
13038 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13040 (Weak_alias_sorter::operator()): Assert that symbols are
13042 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13044 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13045 parameters. Change all callers.
13046 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13047 symbol distinction. Use SHN_XINDEX when needed.
13048 (Symbol_table::write_section_symbol): Add symtab_xindex
13049 parameter. Change all callers.
13050 (Symbol_table::sized_write_section_symbol): Likewise. Use
13051 SHN_XINDEX when needed.
13052 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13054 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13055 (Symbol::is_defined): Check is_ordinary.
13056 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13057 (Symbol::is_absolute, Symbol::is_common): Likewise.
13058 (class Sized_symbol): Update declarations.
13059 (class Symbol_table): Update declarations.
13060 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13061 parameters. Change all callers.
13062 (Sized_symbol::override): Likewise.
13063 (Symbol_table::override): Likewise.
13064 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13065 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13066 is_ordinary, and orig_st_shndx parameters. Change all callers.
13067 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13068 to be in an ordinary section.
13069 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13070 object and is_ordinary parameters. Change all callers.
13071 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13072 Change all callers. Don't add undefined or non-ordinary symbols
13074 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13075 Change all callers.
13076 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13078 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13079 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13080 (Sized_relobj::relocate_sections): Likewise.
13081 * target-reloc.h (scan_relocs): Adjust section symbol index.
13082 (scan_relocatable_relocs): Likewise.
13083 * i386.cc (Scan::local): Check for ordinary symbols.
13084 * sparc.cc (Scan::local): Likewise.
13085 * x86_64.cc (Scan::local): Likewise.
13086 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13087 to symbol_section_and_value.
13088 * testsuite/many_sections_test.cc: New file.
13089 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13090 (check_PROGRAMS): Add many_sections_test.
13091 (many_sections_test_SOURCES): Define.
13092 (many_sections_test_DEPENDENCIES): Define.
13093 (many_sections_test_LDFLAGS): Define.
13094 (BUILT_SOURCES): Add many_sections_define.h.
13095 (many_sections_define.h): New target.
13096 (BUILT_SOURCES): Add many_sections_check.h.
13097 (many_sections_check.h): New target.
13098 (check_PROGRAMS): Add many_sections_r_test.
13099 (many_sections_r_test_SOURCES): Define.
13100 (many_sections_r_test_DEPENDENCIES): Define.
13101 (many_sections_r_test_LDFLAGS): Define.
13102 (many_sections_r_test_LDADD): Define.
13103 (many_sections_r_test.o): New target.
13104 * testsuite/Makefile.in: Rebuild.
13106 2008-04-17 Cary Coutant <ccoutant@google.com>
13108 * errors.cc (Errors::info): New function.
13109 (gold_info): New function.
13110 * errors.h (Errors::info): New function.
13111 * gold.h (gold_info): New function.
13112 * object.cc (Input_objects::add_object): Print trace output.
13113 * options.cc (options::parse_set): New function.
13114 (General_options::parse_wrap): Deleted.
13115 (General_options::General_options): Deleted initializer.
13116 * options.h (options::String_set): New typedef.
13117 (options::parse_set): New function.
13118 (DEFINE_set): New macro.
13119 (General_options::wrap): Changed to use DEFINE_set. Changed
13120 callers of any_wrap_symbols and is_wrap_symbol.
13121 (General_options::trace, General_options::trace_symbol):
13123 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13124 (General_options::wrap_symbols_): Deleted.
13125 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13127 2008-04-17 David S. Miller <davem@davemloft.net>
13129 * options.cc (General_options::parse_V): New function.
13130 * options.h: Add entries for -V and -Qy.
13132 2008-04-17 Ian Lance Taylor <iant@google.com>
13134 * common.cc (Symbol_table::allocate_commons): Remove options
13135 parameter. Change caller.
13136 (Symbol_table::do_allocate_commons): Remove options parameter.
13137 Change caller. Just call do_allocate_commons_list twice.
13138 (Symbol_table::do_allocate_commons_list): New function, broken out
13139 of do_allocate_commons.
13140 * common.h (class Allocate_commons_task): Remove options_ field.
13141 Update constructor.
13142 * symtab.cc (Symbol_table::Symbol_table): Initialize
13144 (Symbol_table::add_from_object): Put TLS common symbols on
13146 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13147 which are IN_OUTPUT_DATA.
13148 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13149 allocate_commons and do_allocate_commons declarations. Declare
13150 do_allocate_commons_list.
13151 * gold.cc (queue_middle_tasks): Update creation of
13152 Allocate_commons_task to not pass options.
13153 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13154 (TLS_TEST_C_FLAGS): New variable.
13155 (tls_test_c_pic.o): New target.
13156 (tls_test_shared.so): Link in tls_test_c_pic.o.
13157 (tls_test_c_pic_ie.o): New target.
13158 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13159 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13160 (tls_test_c.o): New target.
13161 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13162 (tls_pic_test_LDADD): Likewise.
13163 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13164 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13165 (tls_test_c_gnu2.o): New target.
13166 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13168 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13169 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13170 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13171 * testsuite/tls_test.cc: Include "config.h".
13172 (t_last): Call t11_last.
13173 * testsuite/tls_test.h (t11, t11_last): Declare.
13174 * testsuite/tls_test_c.c: New file.
13175 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13176 * configure.ac: Check for OpenMP support.
13177 * configure, config.in, Makefile.in: Rebuild.
13178 * testsuite/Makefile.in: Rebuild.
13180 2008-04-16 Cary Coutant <ccoutant@google.com>
13182 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13183 (Target_i386::tls_base_symbol_defined_): New field.
13184 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13185 (Target_i386::Scan::global): Likewise.
13186 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13187 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13188 (Target_x86_64::tls_base_symbol_defined_): New field.
13189 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13190 (Target_x86_64::Scan::global): Likewise.
13192 2008-04-16 Cary Coutant <ccoutant@google.com>
13194 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13195 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13196 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13197 building shared libraries.
13198 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13199 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13200 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13201 * testsuite/Makefile.in: Rebuild.
13202 * testsuite/weak_undef.h: New file.
13203 * testsuite/weak_undef_file1.cc: Add extra test cases.
13204 * testsuite/weak_undef_file2.cc: Likewise.
13205 * testsuite/weak_undef_test.cc: Likewise.
13207 2008-04-16 David S. Miller <davem@davemloft.net>
13209 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13210 Add issued_non_pic_error_ field. Declare check_non_pic.
13211 (Target_sparc::Scan::check_non_pic): New function.
13212 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13213 (Target_sparc::Scan::global): Likewise.
13215 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13216 * configure: Rebuild.
13218 * options.h (DEFINE_enable): New macro.
13219 (new_dtags): New enable option.
13220 (initfirst, interpose, loadfltr, nodefaultlib,
13221 nodelete, nodlopen, nodump): New -z options.
13222 * layout.cc (Layout:finish_dynamic_section): If new
13223 dtags enabled, emit DT_RUNPATH. Also, emit a
13224 DT_FLAGS_1 containing any specified -z flags.
13226 2008-04-16 Ian Lance Taylor <iant@google.com>
13228 * copy-relocs.cc: New file.
13229 * copy-relocs.h: New file.
13230 * reloc.cc: Remove Copy_relocs code.
13231 * reloc.h: Likewise.
13232 * reloc-types.h (struct Reloc_types) [both versions]: Add
13233 get_reloc_addend_noerror.
13234 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13235 variants of add_global which take an addend which must be zero.
13236 * i386.cc: Include "copy-relocs.h".
13237 (class Target_i386): Change type of copy_relocs_ to variable,
13238 update initializer.
13239 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13240 Change all callers.
13241 (Target_i386::do_finalize_sections): Change handling of
13243 * sparc.cc: Include "copy-relocs.h".
13244 (class Target_sparc): Change type of copy_relocs_ to variable,
13245 update initializer.
13246 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13247 Change all callers.
13248 (Target_sparc::do_finalize_sections): Change handling of
13250 * x86_64.cc: Include "copy-relocs.h".
13251 (class Target_x86_64): Change type of copy_relocs_ to variable,
13252 update initializer.
13253 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13254 class. Change all callers.
13255 (Target_x86_64::do_finalize_sections): Change handling of
13257 * Makefile.am (CCFILES): Add copy-relocs.cc.
13258 (HFILES): Add copy-relocs.h.
13260 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13262 * testsuite/script_test_4.sh: Permit leading zeroes.
13264 2008-04-15 Ian Lance Taylor <iant@google.com>
13266 * script-sections.cc (Script_sections::create_segments): Use
13267 header_size_adjustment even when there is enough room for the
13269 * testsuite/script_test_4.sh: New file.
13270 * testsuite/script_test_4.t: New file.
13271 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13272 (check_DATA): Add script_test_4.stdout.
13273 (MOSTLYCLEANFILES): Likewise.
13274 (script_test_4): New target.
13275 (script_test_4.stdout): New target.
13276 * testsuite/Makefile.in: Rebuild.
13278 * sparc.cc: Add definitions for Output_data_plt_sparc class
13281 2008-04-14 David S. Miller <davem@davemloft.net>
13283 * sparc.cc: New file.
13284 * Makefile.am (TARGETSOURCES): Add sparc.cc
13285 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13286 * configure.tgt: Document targ_extra_size and
13287 targ_extra_big_endian. Add entries for sparc-* and
13289 * configure.ac: Handle targ_extra_size and
13290 targ_extra_big_endian.
13291 * Makefile.in: Rebuild.
13292 * configure: Likewise.
13293 * po/POTFILES.in: Likewise.
13294 * po/gold.pot: Likewise.
13296 2008-04-14 Ian Lance Taylor <iant@google.com>
13298 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13299 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13300 in the name/type/flags to section mapping. Don't call
13301 allocate_output_section.
13302 (Layout::choose_output_section): Change parameter from adjust_name
13303 to is_input_section. Don't permit input sections after sections
13304 are attached to segments. Don't call allocate_output_section.
13305 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13306 not write_enable_output_section.
13307 (Layout::make_output_section): Don't push to
13308 unattached_section_list_ nor call attach_to_segment. Call
13309 attach_section_to_segment if sections are attached.
13310 (Layout::attach_sections_to_segments): New function.
13311 (Layout::attach_section_to_segment): New function.
13312 (Layout::attach_allocated_section_to_segment): Rename from
13313 attach_to_segment. Remove flags parameter.
13314 (Layout::allocate_output_section): Remove function.
13315 (Layout::write_enable_output_section): Remove function.
13316 * layout.h (class Layout): Update for above changes. Add new
13317 field sections_are_attached_.
13318 * output.h (Output_section::update_flags_for_input_section): New
13320 * output.cc (Output_section::add_input_section): Call
13321 update_flags_for_input_section.
13322 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13324 2008-04-11 Cary Coutant <ccoutant@google.com>
13326 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13327 thought unnecessary.
13328 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13330 2008-04-11 Ian Lance Taylor <iant@google.com>
13332 * output.h (class Output_section_data): Remove inline definition
13334 * output.cc (Output_section_data::set_addralign): New function.
13336 2008-04-11 Cary Coutant <ccoutant@google.com>
13338 Add support for TLS descriptors for i386 and x86_64.
13339 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13340 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13341 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13343 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13344 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13345 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13347 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13348 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13349 Fix problem with initial-exec relocations.
13350 (Target_i386::Relocate::relocate_tls): Likewise.
13351 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13353 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13354 support for section-plus-offset dynamic table entries.
13355 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13356 (Output_data_dynamic::Dynamic_entry): Add support for
13357 section-plus-offset dynamic table entries.
13358 (Output_data_dynamic::Classification): Likewise.
13359 (Output_data_dynamic::classification_): Renamed offset_.
13360 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13361 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13362 (Target_x86_64::make_plt_section): New function.
13363 (Target_x86_64::reserve_tlsdesc_entries): New function.
13364 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13365 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13366 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13367 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13368 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13369 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13370 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13371 add extra PLT entry for TLS descriptors.
13372 (Output_data_plt_x86_64::got_): New field.
13373 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13374 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13376 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13378 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13379 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13380 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13381 R_386_TLS_DESC_CALL relocations.
13382 (Target_x86_64::Scan::global): Likewise.
13383 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13384 for TLS descriptors.
13385 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13386 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13387 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13388 GD-to-IE relaxation.
13389 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13390 and TLS_DESCRIPTORS.
13391 * Makefile.in: Rebuild.
13392 * configure: Rebuild.
13393 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13394 (tls_test_shared2.so): New target.
13395 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13396 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13397 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13398 (tls_shared_gd_to_ie_test_LDADD): New variable.
13399 (tls_shared_gnu2_gd_to_ie_test): New target.
13400 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13402 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13403 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13404 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13405 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13406 (tls_shared_gnu2_test): New target.
13407 (tls_test_gnu2_shared.so): New target.
13408 (tls_shared_gnu2_test_SOURCES): New variable.
13409 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13410 (tls_shared_gnu2_test_LDFLAGS): New variable.
13411 (tls_shared_gnu2_test_LDADD): New variable.
13412 * testsuite/Makefile.in: Rebuild.
13413 * testsuite/Makefile.
13415 2008-04-11 Ian Lance Taylor <iant@google.com>
13417 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13419 * testsuite/Makefile.in: Rebuild.
13421 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13423 * testsuite/script_test_2.cc (main): Adjust test.
13425 2008-04-11 David S. Miller <davem@davemloft.net>
13426 Ian Lance Taylor <iant@google.com>
13428 * options.h (General_options): Add entries for '-Y' and
13430 * options.cc (General_options:finalize): If -Y was used, add those
13431 entries to the library path instead of the default "/lib" and
13434 2008-04-11 David S. Miller <davem@davemloft.net>
13436 * testsuite/justsyms.t: Start at 0x100.
13437 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13438 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13440 * testsuite/script_test_2.cc: Adjust string and section length
13443 2008-04-09 Ian Lance Taylor <iant@google.com>
13446 * script-sections.cc (Sections_element::allocate_to_segment): Add
13448 (Output_section_definition::allocate_to_segment): Likewise.
13449 (Orphan_output_section::allocate_to_segment): Likewise.
13450 (Script_sections::attach_sections_using_phdrs_clause): Don't
13451 propagate non-PT_LOAD segments to orphan sections.
13452 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13453 readelf rather than objdump.
13454 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13455 .interp section and PT_INTERP segment are the same size.
13456 * testsuite/Makefile.in: Rebuild.
13458 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13459 aliases for symbols defined in the same object.
13460 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13461 (weak_alias_test_SOURCES): New variable.
13462 (weak_alias_test_DEPENDENCIES): New variable.
13463 (weak_alias_test_LDFLAGS): New variable.
13464 (weak_alias_test_LDADD): New variable.
13465 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13466 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13467 (weak_alias_test_3.o): New target.
13468 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13469 * testsuite/weak_alias_test_main.cc: New file.
13470 * testsuite/weak_alias_test_1.cc: New file.
13471 * testsuite/weak_alias_test_2.cc: New file.
13472 * testsuite/weak_alias_test_3.cc: New file.
13474 2008-04-08 Ian Lance Taylor <iant@google.com>
13476 * options.h (class General_options): Add --noinhibit-exec option.
13477 * main.cc (main): Check --noinhibit-exec.
13479 * options.h (class General_options): Define --wrap as a special
13480 option. Add wrap_symbols_ field.
13481 (General_options::any_wrap_symbols): New function.
13482 (General_options::is_wrap_symbol): New function.
13483 * options.cc (General_options::parse_wrap): New function.
13484 (General_options::General_options): Initialize wrap_symbols_.
13485 * symtab.cc (Symbol_table::wrap_symbol): New function.
13486 (Symbol_table::add_from_object): Handle --wrap.
13487 * symtab.h (class Symbol_table): Declare wrap_symbol.
13488 * target.h (Target::wrap_char): New function.
13489 (Target::Target_info): Add wrap_char field.
13490 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13491 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13492 * testsuite/testfile.cc (Target_test::test_target_info):
13495 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13498 * layout.h (class Layout): Add added_eh_frame_data_ field.
13499 * layout.cc (Layout::Layout): Initialize new field.
13500 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13501 output section until we find a section we merged successfully.
13502 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13503 that the size be non-zero.
13505 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13508 2008-04-08 Craig Silverstein <csilvers@google.com>
13510 * configure.ac: Export new conditional variable HAVE_ZLIB.
13511 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13513 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13514 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13516 2008-04-07 Ian Lance Taylor <iant@google.com>
13518 * version.cc (version_string): Set to "1.5".
13520 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13521 Add issued_non_pic_error_ field. Declare check_non_pic.
13522 (Target_x86_64::Scan::check_non_pic): New function.
13523 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13524 (Target_x86_64::Scan::global): Likewise.
13526 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13527 addend parameter. Change caller. Handle merge sections.
13528 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13529 Address to Addend. Don't add in the result of
13530 local_section_offset, pass down the addend and use the returned
13532 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13533 Update declarations of local_section_offset and symbol_value.
13534 * testsuite/two_file_test_1.cc (t18): New function.
13535 * testsuite/two_file_test_2.cc (f18): New function.
13536 * testsuite/two_file_test_main.cc (main): Call t18.
13537 * testsuite/two_file_test.h (t18, f18): Declare.
13539 * configure.ac: Don't test for objdump, c++filt, or readelf.
13540 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13542 (TEST_READELF): New variable.
13543 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13544 (check_PROGRAMS): Add two_file_strip_test.
13545 (two_file_strip_test): New target.
13546 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13547 (two_file_same_shared_strip_test_SOURCES): New variable.
13548 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13549 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13550 (two_file_same_shared_strip_test_LDADD): New variable.
13551 (two_file_shared_strip.so): New target.
13552 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13553 (ver_test_5.syms, ver_test_7.syms): Likewise.
13554 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13555 (strip_test_3.stdout): Use TEST_OBJDUMP.
13556 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13558 2008-04-04 Cary Coutant <ccoutant@google.com>
13560 * symtab.h (Symbol::is_weak_undefined): New function.
13561 (Symbol::is_strong_undefined): New function.
13562 (Symbol::is_absolute): New function.
13563 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13564 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13566 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13567 (weak_undef_test): New target.
13568 * testsuite/Makefile.in: Rebuild.
13569 * testsuite/weak_undef_file1.cc: New file.
13570 * testsuite/weak_undef_file2.cc: New file.
13571 * testsuite/weak_undef_test.cc: New file.
13573 2008-04-03 Craig Silverstein <csilvers@google.com>
13575 * compressed_output.h (class Output_compressed_section): Use
13577 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13579 (zlib_compressed_suffix): Removed.
13580 (Output_compressed_section::set_final_data_size): Use unsigned
13582 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13583 Fix linker invocation.
13584 (flagstest_o_specialfile_and_compress_debug_sections):
13586 * testsuite/Makefile.in: Regenerated.
13588 2008-04-02 David S. Miller <davem@davemloft.net>
13590 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13591 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13593 2008-04-02 Craig Silverstein <csilvers@google.com>
13597 2008-04-02 Ian Lance Taylor <iant@google.com>
13599 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13600 parameters. Update for new key type to views_. Change all
13602 (File_read::read): Adjust for byteshift in returned view.
13603 (File_read::add_view): New function, broken out of
13604 find_and_make_view.
13605 (File_read::make_view): New function, broken out of
13606 find_and_make_view.
13607 (File_read::find_or_make_view): Add offset and aligned
13608 parameters. Rewrite accordingly. Change all callers.
13609 (File_read::get_view): Add offset and aligned parameters. Adjust
13610 for byteshift in return value.
13611 (File_read::get_lasting_view): Likewise.
13612 * fileread.h (class File_read): Update declarations.
13613 (class File_read::View): Add byteshift_ field. Add byteshift to
13614 constructor. Add byteshift method.
13615 * archive.h (Archive::clear_uncached_views): New function.
13616 (Archive::get_view): Add aligned parameter. Change all callers.
13617 * object.h (Object::get_view): Add aligned parameter. Change all
13619 (Object::get_lasting_view): Likewise.
13621 * fileread.cc (File_read::release): Don't call clear_views if
13622 there are multiple objects.
13623 * fileread.h (File_read::clear_uncached_views): New function.
13624 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13627 2008-03-31 Cary Coutant <ccoutant@google.com>
13629 Add thin archive support.
13630 * archive.cc (Archive::armagt): New const.
13631 (Archive::setup): Remove task parameter and calls to unlock.
13632 (Archive::unlock_nested_archives): New function.
13633 (Archive::read_header): Add nested_off parameter. Change
13635 (Archive::interpret_header): Likewise.
13636 (Archive::include_all_members): Change to handle thin
13638 (Archive::include_member): Likewise.
13639 * archive.h (Archive::Archive): Add new parameters and
13641 (Archive::armagt): New const.
13642 (Archive::setup): Remove task parameter.
13643 (Archive::unlock_nested_archives): New function.
13644 (Archive::read_header): Add nested_off parameter.
13645 (Archive::interpret_header): Likewise.
13646 (Archive::Nested_archive_table): New typedef.
13647 (Archive::is_thin_archive_): New field.
13648 (Archive::nested_archives_): New field.
13649 (Archive::options_): New field.
13650 (Archive::dirpath_): New field.
13651 (Archive::task_): New field.
13652 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13653 for thin archives. Pass additional parameters to
13654 Archive::Archive. Unlock the archive file after calling
13657 2008-03-29 Ian Lance Taylor <iant@google.com>
13659 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13660 version symbol to be local.
13661 * testsuite/ver_test_4.sh: New file.
13662 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13663 (check_DATA): Add ver_test_4.syms.
13664 (ver_test_4.syms): New target.
13665 * testsuite/Makefile.in: Rebuild.
13668 (Output_section::Input_section_sort_entry::has_priority): New
13670 (Output_section::Input_section_sort_entry::match_file_name): New
13672 (Output_section::Input_section_sort_entry::match_section_name):
13674 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13676 (Output_section::Input_section_sort_entry::match_section_file):
13678 (Output_section::Input_section_sort_compare::operator()): Rewrite
13679 using new Input_section_sort_entry functions. Sort crtbegin and
13680 crtend first. Sort sections with no priority before sections with
13682 * testsuite/initpri1.c (d3): Check j != 4.
13683 (cd5): New constructor/destructor function.
13684 (main): Check j != 2.
13686 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13687 new symbol when resolving, don't call set_is_default.
13688 * testsuite/ver_test_7.cc: New file.
13689 * testsuite/ver_test_7.sh: New file.
13690 * testsuite/Makefile.am (ver_test_7.so): New target.
13691 (ver_test_7.o): New target.
13692 (check_SCRIPTS): Add ver_test_7.sh.
13693 (check_DATA): Add ver_test_7.syms.
13694 (ver_test_7.syms): New target.
13696 2008-03-28 Ian Lance Taylor <iant@google.com>
13698 * layout.cc (Layout::layout): If we see an input section with a
13699 name that needs sorting, set the must_sort flag for the output
13701 (Layout::make_output_section): If the name of the output section
13702 indicates that it might require sorting, set the may_sort flag.
13703 * output.h (Output_section::may_sort_attached_input_sections): New
13705 (Output_section::set_may_sort_attached_input_sections): New
13707 (Output_section::must_sort_attached_input_sections): New
13709 (Output_section::set_must_sort_attached_input_sections): New
13711 (class Output_section): Declare Input_section_sort_entry. Define
13712 Input_section_sort_compare. Declare
13713 sort_attached_input_sections. Add new fields:
13714 may_sort_attached_input_sections_,
13715 must_sort_attached_input_sections_,
13716 attached_input_sections_are_sorted_.
13717 * output.cc (Output_section::Output_section): Initialize new
13719 (Output_section::add_input_section): Add an entry to
13720 input_sections_ if may_sort or must_sort are true.
13721 (Output_section::set_final_data_size): Call
13722 sort_attached_input_sections if necessary.
13723 (Output_section::Input_section_sort_entry): Define new class.
13724 (Output_section::Input_section_sort_compare::operator()): New
13726 (Output_section::sort_attached_input_sections): New function.
13727 * configure.ac: Check whether the compiler supports constructor
13728 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13729 * testsuite/initpri1.c: New file.
13730 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13731 CONSTRUCTOR_PRIORITY.
13732 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13733 (initpri1_LDFLAGS): New variable.
13734 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13736 2008-03-27 Ian Lance Taylor <iant@google.com>
13738 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13739 * testsuite/common_test_1.c: New file.
13740 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13741 (common_test_1_SOURCES): New variable.
13742 (common_test_1_DEPENDENCIES): New variable.
13743 (common_test_1_LDFLAGS): New variable.
13745 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13746 and commons_ correctly when NAME/VERSION does not override
13748 * testsuite/ver_test_6.c: New file.
13749 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13750 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13751 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13753 2008-03-26 Ian Lance Taylor <iant@google.com>
13755 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13756 of an undefined symbol from a version script.
13757 * testsuite/Makefile.am (ver_test_5.so): New target.
13758 (ver_test_5.o): New target.
13759 (check_SCRIPTS): Add ver_test_5.sh.
13760 (check_DATA): Add ver_test_5.syms.
13761 (ver_test_5.syms): New target.
13762 * testsuite/ver_test_5.cc: New file.
13763 * testsuite/ver_test_5.script: New file.
13764 * testsuite/ver_test_5.sh: New file.
13765 * Makefile.in, testsuite/Makefile.in: Rebuild.
13768 Fix problems building gold with gcc 4.3.0.
13769 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13770 (gold_error_at_location, gold_warning_at_location): Use it.
13771 * configure.ac: Check whether we can compile and use a template
13772 function with a printf attribute.
13773 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13774 when jumping over bytes.
13775 * object.cc: Instantiate Object::read_section_data.
13776 * debug.h: Include <cstring>
13777 * dwarf_reader.cc: Include <algorithm>
13778 * main.cc: Include <cstring>.
13779 * options.cc: Include <cstring>.
13780 * output.cc: Include <cstring>.
13781 * script.cc: Include <cstring>.
13782 * script.h: Include <string>.
13783 * symtab.cc: Include <cstring> and <algorithm>.
13784 * target-select.cc: Include <cstring>.
13785 * version.cc: Include <string>.
13786 * testsuite/testmain.cc: Include <cstdlib>.
13787 * configure, config.in: Rebuild.
13789 2008-03-25 Ian Lance Taylor <iant@google.com>
13791 * options.cc: Include "../bfd/bfdver.h".
13792 (options::help): Print bug reporting address.
13794 * version.cc (print_version): Adjust output for current value of
13795 BFD_VERSION_STRING.
13799 * options.cc (options::help): Print list of supported targets.
13800 * target-select.h: Include <vector>.
13801 (class Target_selector): Make machine_, size_, and is_big_endian_
13802 fields const. Add bfd_name_ and instantiated_target_ fields.
13803 (Target_selector::Target_selector): Add bfd_name parameter.
13804 (Target_selector::recognize): Make non-virtual, call
13806 (Target_selector::recognize_by_name): Make non-virtual, call
13807 do_recognize_by_name.
13808 (Target_selector::supported_names): New function.
13809 (Target_selector::bfd_name): New function.
13810 (Target_selector::do_instantiate_target): New pure virtual
13812 (Target_selector::do_recognize): New virtual function.
13813 (Target_selector::do_recognize_by_name): New virtual function.
13814 (Target_selector::instantiate_target): New private function.
13815 (supported_target_names): Declare.
13816 * target-select.cc (Target_selector::Target_selector): Update for
13817 new parameter and fields.
13818 (select_target_by_name): Check that the name matches before
13819 calling recognize_by_name.
13820 (supported_target_names): New function.
13821 * i386.cc (class Target_selector_i386): Update Target_selector
13822 constructor call. Remove recognize and recognize_by_name. Add
13823 do_instantiate_target.
13824 * x86_64.cc (class Target_selector_x86_64): Likewise.
13825 * testsuite/testfile.cc (class Target_selector_test): Update for
13826 changes to Target_selector.
13828 * README: Rewrite, with some notes on unsupported features.
13830 2008-03-24 Cary Coutant <ccoutant@google.com>
13832 * i386.cc (Target_i386::Got_type): New enum declaration.
13833 (Target_i386::Scan::local): Updated callers of Output_data_got
13835 (Target_i386::Scan::global): Likewise.
13836 (Target_i386::Relocate::relocate): Likewise.
13837 (Target_i386::Relocate::relocate_tls): Likewise.
13838 * object.h (Got_offset_list): New class.
13839 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13840 (Sized_relobj::local_got_offset): Likewise.
13841 (Sized_relobj::set_local_got_offset): Likewise.
13842 (Sized_relobj::local_has_tls_got_offset): Removed.
13843 (Sized_relobj::local_tls_got_offset): Removed.
13844 (Sized_relobj::set_local_tls_got_offset): Removed.
13845 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13846 * output.cc (Output_data_got::add_global): Added got_type parameter.
13847 (Output_data_got::add_global_with_rel): Likewise.
13848 (Output_data_got::add_global_with_rela): Likewise.
13849 (Output_data_got::add_global_pair_with_rel): New function.
13850 (Output_data_got::add_global_pair_with_rela): New function.
13851 (Output_data_got::add_local): Added got_type parameter.
13852 (Output_data_got::add_local_with_rel): Likewise.
13853 (Output_data_got::add_local_with_rela): Likewise.
13854 (Output_data_got::add_local_pair_with_rel): New function.
13855 (Output_data_got::add_local_pair_with_rela): New function.
13856 (Output_data_got::add_global_tls): Removed.
13857 (Output_data_got::add_global_tls_with_rel): Removed.
13858 (Output_data_got::add_global_tls_with_rela): Removed.
13859 (Output_data_got::add_local_tls): Removed.
13860 (Output_data_got::add_local_tls_with_rel): Removed.
13861 (Output_data_got::add_local_tls_with_rela): Removed.
13862 * output.h (Output_data_got::add_global): Added got_type parameter.
13863 (Output_data_got::add_global_with_rel): Likewise.
13864 (Output_data_got::add_global_with_rela): Likewise.
13865 (Output_data_got::add_global_pair_with_rel): New function.
13866 (Output_data_got::add_global_pair_with_rela): New function.
13867 (Output_data_got::add_local): Added got_type parameter.
13868 (Output_data_got::add_local_with_rel): Likewise.
13869 (Output_data_got::add_local_with_rela): Likewise.
13870 (Output_data_got::add_local_pair_with_rel): New function.
13871 (Output_data_got::add_local_pair_with_rela): New function.
13872 (Output_data_got::add_global_tls): Removed.
13873 (Output_data_got::add_global_tls_with_rel): Removed.
13874 (Output_data_got::add_global_tls_with_rela): Removed.
13875 (Output_data_got::add_local_tls): Removed.
13876 (Output_data_got::add_local_tls_with_rel): Removed.
13877 (Output_data_got::add_local_tls_with_rela): Removed.
13878 * resolve.cc (Symbol::override_base_with_special): Removed
13879 reference to has_got_offset_ field.
13880 * symtab.cc (Symbol::init_fields): Replaced initialization
13881 of got_offset_ with got_offsets_. Removed initialization
13883 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13884 (Symbol::got_offset): Likewise.
13885 (Symbol::set_got_offset): Likewise.
13886 (Symbol::has_tls_got_offset): Removed.
13887 (Symbol::tls_got_offset): Removed.
13888 (Symbol::set_tls_got_offset): Removed.
13889 (Symbol::got_offset_): Removed.
13890 (Symbol::tls_mod_got_offset_): Removed.
13891 (Symbol::tls_pair_got_offset_): Removed.
13892 (Symbol::got_offsets_): New field.
13893 (Symbol::has_got_offset): Removed.
13894 (Symbol::has_tls_mod_got_offset): Removed.
13895 (Symbol::has_tls_pair_got_offset): Removed.
13896 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13897 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13899 (Target_x86_64::Scan::global): Likewise.
13900 (Target_x86_64::Relocate::relocate): Likewise.
13901 (Target_x86_64::Relocate::relocate_tls): Likewise.
13903 2008-03-25 Ben Elliston <bje@au.ibm.com>
13905 * yyscript.y: Fix spelling error in comment.
13907 2008-03-24 Ian Lance Taylor <iant@google.com>
13909 * options.h (class General_options): Define build_id option.
13910 * layout.h (class Layout): Declare write_build_id, create_note,
13911 create_build_id. Add build_id_note_ member.
13912 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13913 "libiberty.h", "md5.h", "sha1.h".
13914 (Layout::Layout): Initialize eh_frame_data_,
13915 eh_frame_hdr_section_, and build_id_note_.
13916 (Layout::finalize): Call create_build_id.
13917 (Layout::create_note): New function, broken out of
13918 Layout::create_gold_note.
13919 (Layout::create_gold_note): Call create_note.
13920 (Layout::create_build_id): New function.
13921 (Layout::write_build_id): New function.
13922 (Close_task_runner::run): Call write_build_id.
13924 * x86_64.cc: Correct license to GPLv3.
13926 2008-03-23 Ian Lance Taylor <iant@google.com>
13928 * options.cc: Include "demangle.h".
13929 (parse_optional_string): New function.
13930 (parse_long_option): Handle takes_optional_argument.
13931 (parse_short_option): Update dash_z initializer. Handle
13932 takes_optional_argument.
13933 (General_options::General_options): Initialize do_demangle_.
13934 (General_options::finalize): Set do_demangle_. Handle demangling
13936 * options.h (parse_optional_string): Declare.
13937 (struct One_option): Add optional_arg field. Update constructor.
13938 Update call constructor calls. Add takes_optional_argument
13940 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13941 (DEFINE_optional_string): Define.
13942 (General_options::demangle): Change from DEFINE_bool to
13943 DEFINE_optional_string.
13944 (General_options::no_demangle): New function.
13945 (General_options::do_demangle): New function.
13946 (General_options::set_do_demangle): New function.
13947 (General_options::execstack_status_): Move definition to end of
13949 (General_options::static_): Likewise.
13950 (General_options::do_demangle_): New field.
13951 * object.cc (big_endian>::get_symbol_location_info): Call
13952 Options::do_demangle, not Options::demangle.
13953 * symtab.cc (demangle): Likewise.
13955 2008-03-22 Ian Lance Taylor <iant@google.com>
13957 * gold.h: Include <cstddef> and <sys/types.h>
13958 * options.h: Include <cstring>.
13960 2008-03-21 Ian Lance Taylor <iant@google.com>
13962 * Added source code to GNU binutils.