1 2012-10-23 Cary Coutant <ccoutant@google.com>
3 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
4 * testsuite/Makefile.in: Regenerate.
5 * testsuite/dwp_test.h: New source file.
6 * testsuite/dwp_test_1.cc: New source file.
7 * testsuite/dwp_test_1.s: New source file.
8 * testsuite/dwp_test_1.sh: New source file.
9 * testsuite/dwp_test_1b.cc: New source file.
10 * testsuite/dwp_test_1b.s: New source file.
11 * testsuite/dwp_test_2.cc: New source file.
12 * testsuite/dwp_test_2.s: New source file.
13 * testsuite/dwp_test_2.sh: New source file.
14 * testsuite/dwp_test_main.cc: New source file.
15 * testsuite/dwp_test_main.s: New source file.
17 2012-10-23 Cary Coutant <ccoutant@google.com>
19 * dwp.h: New header file.
20 * dwp.cc: New source file.
21 * gold.h: Move shared declarations to system.h.
22 * system.h: New header file.
23 * Makefile.am: Add dwp.
24 * Makefile.in: Regenerate.
26 2012-10-23 Cary Coutant <ccoutant@google.com>
28 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
29 Dwarf_info_reader::read_from_pointer.
30 (Dwarf_pubnames_table::read_header): Likewise.
31 (Dwarf_pubnames_table::next_name): Likewise.
32 (Dwarf_die::read_attributes): Likewise.
33 (Dwarf_die::skip_attributes): Likewise.
34 (Dwarf_info_reader::read_from_pointer): New function template.
35 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
36 (Dwarf_pubnames_table): Likewise.
37 (Dwarf_info_reader::read_from_pointer): New function template.
38 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
39 Dwarf_pubnames_table ctor.
41 2012-10-23 Cary Coutant <ccoutant@google.com>
43 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
45 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
47 (Dwarf_info_reader::set_abbrev_shndx): New method.
48 (Dwarf_info_reader::abbrev_shndx_): New data member.
50 2012-10-23 Cary Coutant <ccoutant@google.com>
52 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
53 from object, not parameters.
54 (Dwarf_info_reader::parse): Likewise.
55 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
56 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
57 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
60 2012-10-23 Cary Coutant <ccoutant@google.com>
62 * fileread.cc (Input_file::Input_file): New constructor.
63 * fileread.h (class Input_file): Add new constructor.
65 2012-10-18 Alan Modra <amodra@gmail.com>
68 * object.cc (Relobj::is_section_name_included): Also match
69 .sdata personality section.
71 2012-10-18 Alan Modra <amodra@gmail.com>
73 * target-reloc.h (class Default_comdat_behavior): New, package up..
74 (get_comdat_behaviour): ..this.
75 (relocate_section): Add Relocate_comdat_behavior template arg,
77 * arm.cc (Target_arm::relocate_section): Adjust to suit.
78 (Target_arm::scan_reloc_section): Likewise.
79 * i386.cc (Target_i386::relocate_section): Likewise.
80 * sparc.cc (Target_sparc::relocate_section): Likewise.
81 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
82 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
83 * powerpc.cc (class Relocate_comdat_behavior): New.
84 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
85 gold::relocate_section with new template arg.
87 2012-10-18 Alan Modra <amodra@gmail.com>
89 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
90 dynamic relocs for GOT_TPREL got entries, without symbol if
92 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
93 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
94 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
96 2012-10-17 Alan Modra <amodra@gmail.com>
99 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
101 2012-10-16 Sriraman Tallam <tmsriram@google.com>
103 * layout.cc (Layout::include_section): Keep sections marked
104 SHF_EXCLUDE when doing relocatable links.
106 2012-10-16 Alan Modra <amodra@gmail.com>
108 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
109 (Target_powerpc::do_finalize_sections): Call it.
110 (Output_data_save_res): New class and supporting functions.
111 (Target_powerpc::symval_for_branch): Only look up .opd entry for
112 normal symbols defined in object files.
114 2012-10-12 Alan Modra <amodra@gmail.com>
116 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
117 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
118 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
119 section if scan_opd_relocs not yet called.
120 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
122 2012-10-12 Alan Modra <amodra@gmail.com>
124 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
125 add_local_ifunc_entry): Revert last change.
126 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
128 2012-10-05 Alan Modra <amodra@gmail.com>
130 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
131 do_plt_address_for_global): New functions.
132 (Output_data_got_powerpc::do_write): Don't segfault when linking
134 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
135 add_local_ifunc_entry): Return true on adding entry..
136 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
137 glink->add_entry call. Remove unused symtab param. Adjust calls.
138 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
139 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
141 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
142 syms here. Do so even when no .iplt. Don't segfault when linking
144 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
145 new variants without reloc param.
146 (Glink_sym_ent::Glink_sym_ent): Likewise.
147 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
148 reloc when refs will resolve to plt call stub.
149 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
150 R_PPC_PLTREL24 to resolve locally.
151 (Target_powerpc::Scan::global): Correct ifunc handling.
152 (Target_powerpc::Relocate::relocate): Correct local sym glink
153 lookup. Don't destroy "value" when we have a plt call stub,
154 and when checking plt call validity.
155 (Target_powerpc::do_dynsym_value): Simplify.
157 2012-10-05 Alan Modra <amodra@gmail.com>
159 * i386.cc (Output_data_plt_i386::address_for_global,
160 address_for_local): Add plt offset to returned value. Adjust uses.
161 * sparc.cc (Output_data_plt_sparc::address_for_global,
162 address_for_local): Likewise.
163 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
164 address_for_local): Likewise.
165 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
166 address_for_local): Likewise.
167 * target.h (Target::plt_address_for_global, plt_address_for_local):
169 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
170 (Output_data_got::Got_entry::write): Nor here.
171 * output.h: Comment fix.
173 2012-10-02 Jiong Wang <jiwang@tilera.com>
175 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
176 global_offset_table_ value for larget got.
177 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
179 2012-09-29 Alan Modra <amodra@gmail.com>
181 * powerpc.cc (Target_powerpc::iplt_): New output section.
182 (Target_powerpc::iplt_section, make_iplt_section,
183 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
184 (Target_powerpc::make_plt_entry): Handle ifunc syms.
185 Target_powerpc::plt_entry_count): Count iplt entries too.
186 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
187 reloc section in constructor. New params.
188 (Target_powerpc::make_plt_section): Create reloc section here instead.
189 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
191 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
192 (Output_data_glink::add_entry, find_entry): New functions to
193 deal with local syms.
194 (Glink_sym_ent): Add support for local syms.
195 (Output_data_glink::do_write): Handle ifunc plt entries.
196 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
197 (Target_powerpc::Scan::local, global): Handle ifunc syms.
198 (Target_powerpc::Relocate::relocate): Likewise.
199 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
201 2012-09-25 Alan Modra <amodra@gmail.com>
203 * object.h (Sized_relobj_file::adjust_local_symbol,
204 do_adjust_local_symbol): New functions.
205 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
206 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
207 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
208 and irregular opd entry spacing.
209 (Powerpc_relobj::do_read_relocs): Add opd size checks.
210 (Global_symbol_visitor_opd): New functor.
211 (Target_powerpc::do_finalize_sections): Omit global symbols defined
212 on deleted opd entries.
214 2012-09-15 Jiong Wang <jiwang@tilera.com>
216 * tilegx.cc: New file.
217 * Makefile.am (TARGETSOURCES): Add tilegx.cc
218 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
219 * configure.tgt: Add entries for tilegx*.
220 * configure.ac: Likewise.
221 * Makefile.in: Rebuild.
222 * configure: Likewise.
223 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
226 2012-09-13 Alan Modra <amodra@gmail.com>
228 * target-reloc.h (scan_relocs): Call scan.local for relocs
229 against symbols in discarded sections. Pass is_discarded
231 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
232 Add is_discarded param.
233 * powerpc (Target_powerpc::Scan::local): Likewise. Use
234 is_discarded to flag opd entry as discarded. Don't emit dyn
235 relocs on such entries.
236 (Target_powerpc::Scan::global): Similarly detect and handle
238 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
239 opd_ent_. Update all uses.
240 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
241 (Target_powerpc::relocate_section): Zero out discarded opd
244 2012-09-12 Ian Lance Taylor <iant@google.com>
247 * output.cc: Rename Output_data_got template parameter from size
248 to got_size for all functions. Compile all variants of
250 (Output_data_got::Got_entry::write): Correct use of size for
251 symbol value. Use local_is_tls rather than casting to
253 * object.h (class Object): Add local_is_tls and do_local_is_tls.
254 (class Sized_relobj_file): Add do_local_is_tls.
255 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
257 2012-09-11 Alan Modra <amodra@gmail.com>
260 * layout.cc (Layout::set_segment_offsets): When using
261 common-page-size alignment, ensure we are on a new max-page-size
263 * output.cc (Output_segment::set_section_addresses): Use
264 abi_pagesize, not common_pagesize for relro boundary.
265 (Output_segment::set_offset): Likewise.
267 2012-09-11 Alan Modra <amodra@gmail.com>
269 * output.h (Output_data_got::add_global_tls, add_local_tls,
270 add_local_tls_pair): New functions.
271 (Output_data_got::add_local_pair_with_rel): Remove second
272 reloc param. Expand comment.
273 (Output_data_got::Got_entry): Rename use_plt_offset_ to
274 use_plt_or_tls_offset_, similarly for constructor param.
275 (Output_data_got::Got_entry::write): Add got_index param.
276 * output.cc (Output_data_got::add_global_tls, add_local_tls,
277 add_local_tls_pair): New functions.
278 (Output_data_got::Got_entry::write): Handle tls symbols
279 with use_plt_or_tls_offset_ set specially.
280 (Output_data_got::add_local_pair_with_rel): Only one reloc.
281 (Output_data_got::do_write): Replace iterator with index, pass
282 index to entry write function.
283 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
284 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
285 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
287 * i386.cc (Target_i386::Scan::local): Likewise.
288 * sparc.cc (Target_sparc::Scan::local): Likewise.
289 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
290 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
291 do_tls_offset_for_global): New functions.
292 (Target_powerpc::Scan::local): Correct TLS relocations and got
294 (Target_powerpc::Scan::global): Don't emit unnecessary
295 dynamic relocations on TLS GOT entries.
297 2012-09-10 Matthias Klose <doko@ubuntu.com>
299 * config.in: Disable sanity check for kfreebsd.
301 2012-09-10 Sterling Augustine <saugustine@google.com>
303 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
304 (Gdb_index::pubtypes_read): New parameter.
305 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
307 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
310 2012-09-09 Alan Modra <amodra@gmail.com>
312 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
313 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
314 * gc.h (gc_process_relocs): Call target gc_add_reference.
315 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
316 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
317 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
319 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
320 to cater for when we don't need code offset. Update use.
321 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
322 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
323 set_opd_valid): New functions.
324 (Target_powerpc::do_gc_add_reference): New function.
325 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
327 (Target_powerpc::do_gc_mark_symbol): New function.
329 2012-09-06 Cary Coutant <ccoutant@google.com>
331 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
332 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
333 (Dwarf_die::skip_attributes): Likewise.
334 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
335 * testsuite/gdb_index_test.cc (inline_func_1): New function.
337 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
339 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
341 * testsuite/script_test_3.t: Add .got.plt output section
343 * testsuite/script_test_4.t: Likewise.
345 2012-09-05 Alan Modra <amodra@gmail.com>
347 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
348 update all uses and lose "enum" when using type.
350 2012-09-05 Alan Modra <amodra@gmail.com>
352 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
353 * configure: Regenerate.
354 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
355 (plugin_final_layout.stdout): Likewise.
356 (memory_test): Set page sizes to 0x1000.
357 * testsuite/Makefile.in: Regenerate.
358 * testsuite/discard_locals_test.sh: Add FIXME comment.
359 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
360 * testsuite/pr14265.t: Add .got output section statement.
361 * testsuite/script_test_2.t: Likewise.
362 * testsuite/script_test_3.t: Likewise.
363 * testsuite/script_test_4.t: Likewise.
364 * testsuite/script_test_5.t: Likewise.
365 * testsuite/script_test_6.t: Likewise.
366 * testsuite/script_test_7.t: Likewise.
367 * testsuite/script_test_9.t: Likewise.
369 2012-09-05 Alan Modra <amodra@gmail.com>
371 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
372 (Powerpc_relocate_functions::Status): New typedef.
373 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
374 (Target_powerpc::Scan::local): Handle REL64.
375 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
377 (Target_powerpc::symval_for_branch): New function, extracted from..
378 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
379 checks. Report overflow errors.
381 2012-09-05 Alan Modra <amodra@gmail.com>
383 * object.h (Sized_relobj_file::emit_relocs): Delete.
384 (Sized_relobj_file::emit_relocs_reltype): Delete.
385 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
386 relocate_relocs for --emit-relocs.
387 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
388 * output.h: Update comment.
389 (Output_segment::first_section): New function.
390 (Output_segment::first_section_load_address): Use first_section.
391 * output.cc (Output_segment::first_section): New function extracted..
392 (Output_segment::first_section_load_address): ..from here. Delete.
393 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
394 * target.h (Sized_target::relocate_for_relocatable): Likewise.
395 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
396 adjust call to target.h function.
397 * i386.cc (Target_i386): Likewise.
398 * sparc.cc (Target_sparc): Likewise.
399 * x86_64.cc (Target_x86_64): Likewise.
400 * powerpc.cc (Target_powerpc): Likewise.
401 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
402 first tls section has section symbol for optimised local dynamic
404 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
405 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
407 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
408 Rename to relocate_relocs. Update error message.
410 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
412 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
415 2012-08-31 Alan Modra <amodra@gmail.com>
417 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
418 (Powerpc_relobj::toc_base_offset): New stub function.
419 (Target_powerpc): Add tp_offset, dtp_offset. Rename
420 got_mod_index_offset to tlsld_got_offset. Update all refs.
421 (Target_powerpc::Relocate::enum skip_tls): New.
422 (Target_powerpc::call_tls_get_addr_): New var.
423 (Target_powerpc::is_branch_reloc): Move to file scope.
424 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
425 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
427 (Target_powerpc::enum Got_type): Delete old values, add new ones.
428 (powerpc_info): Correct common_pagesize for ppc64.
429 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
430 (Powerpc_relocate_functions): Add overflow check enums and functions.
431 Add non-shift version of rela, rela_ua. Delete all rel public
432 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
433 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
434 addr16_ha3, addr14 functions.
435 (Output_data_got_powerpc::add_constant_pair): New function.
436 (Output_data_got_powerpc::got_base_offset): Likewise.
437 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
438 (instruction constants): Sort, add some more.
439 (Output_data_glink::do_write): Add and use Address typedef. Use
440 object->toc_base_offset() stub for 64-bit.
441 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
442 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
443 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
444 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
445 Always treat .opd relocs as against locally defined symbol.
446 Correct condition for RELATIVE relocs.
447 (Target_powerpc::do_finalize_sections): Test for NULL sections.
448 (Target_powerpc::Relocate::relocate): Use plt call stub as value
449 for 32-bit syms with a plt entry. Correct ppc64 toc base
450 calculations. Handle TLS relocs, and more. Add overflow
451 checking and adjust for Powerpc_relocate_functions changes.
452 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
453 Reinstate --emit-relocs code with FIXME.
455 2012-08-30 Alan Modra <amodra@gmail.com>
457 * layout.cc (Layout::set_segment_offsets): Set p_align to
458 abi_pagesize, not common_pagesize.
459 (Layout::relaxation_loop_body): Similarly use abi_pagesize
460 to determine whether file header can go in segment.
462 2012-08-30 Alan Modra <amodra@gmail.com>
464 * output.h (Output_reloc::Output_reloc <output section>): Add
465 is_relative param. Adjust calls.
466 (Output_reloc::add_output_section_relative): New functions.
467 * output.cc (Output_reloc::Output_reloc <output section>): Handle
469 (Output_reloc::symbol_value): Handle SECTION_CODE.
471 2012-08-24 Sriraman Tallam <tmsriram@google.com>
473 * gold.cc (queue_middle_tasks): Call layout again when unique
474 segments for sections is desired.
475 * layout.cc (Layout::Layout): Initialize new members.
476 (Layout::get_output_section_flags): New function.
477 (Layout::choose_output_section): Call get_output_section_flags.
478 (Layout::layout): Make output section for mapping to a unique segment.
479 (Layout::insert_section_segment_map): New function.
480 (Layout::attach_allocated_section_to_segment): Make unique segment for
481 output sections marked so.
482 (Layout::segment_precedes): Check for unique segments when sorting.
483 * layout.h (Layout::Unique_segment_info): New struct.
484 (Layout::Section_segment_map): New typedef.
485 (Layout::insert_section_segment_map): New function.
486 (Layout::get_output_section_flags): New function.
487 (Layout::is_unique_segment_for_sections_specified): New function.
488 (Layout::set_unique_segment_for_sections_specified): New function.
489 (Layout::unique_segment_for_sections_specified_): New member.
490 (Layout::section_segment_map_): New member.
491 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
492 Rename is_gc_pass_one to is_pass_one.
493 Rename is_gc_pass_two to is_pass_two.
494 Rename is_gc_or_icf to is_two_pass.
495 Check for which pass based on whether symbols data is present.
496 Make it two pass when unique segments for sections is desired.
497 * output.cc (Output_section::Output_section): Initialize new
499 * output.h (Output_section::is_unique_segment): New function.
500 (Output_section::set_is_unique_segment): New function.
501 (Output_section::is_unique_segment_): New member.
502 (Output_section::extra_segment_flags): New function.
503 (Output_section::set_extra_segment_flags): New function.
504 (Output_section::extra_segment_flags_): New member.
505 (Output_section::segment_alignment): New function.
506 (Output_section::set_segment_alignment): New function.
507 (Output_section::segment_alignment_): New member.
508 (Output_segment::Output_segment): Initialize is_unique_segment_.
509 (Output_segment::is_unique_segment): New function.
510 (Output_segment::set_is_unique_segment): New function.
511 (Output_segment::is_unique_segment_): New member.
512 * plugin.cc (allow_unique_segment_for_sections): New function.
513 (unique_segment_for_sections): New function.
514 (Plugin::load): Add new functions to transfer vector.
515 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
516 * Makefile.in: Regenerate.
517 * testsuite/plugin_final_layout.sh: Check if unique segment
519 * testsuite/plugin_section_order.c (onload): Check if new interfaces
521 (allow_unique_segment_for_sections): New global.
522 (unique_segment_for_sections): New global.
523 (claim_file_hook): Call allow_unique_segment_for_sections.
524 (all_symbols_read_hook): Call unique_segment_for_sections.
526 2012-08-22 Cary Coutant <ccoutant@google.com>
528 * layout.cc (Layout::include_section): Don't assert on GROUP
529 sections with --emit-relocs.
531 2012-08-21 Cary Coutant <ccoutant@google.com>
533 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
534 if --export-dynamic-symbol names an undef symbol.
536 2012-08-18 Alan Modra <amodra@gmail.com>
538 * powerpc.cc: Formatting and white space.
539 (Powerpc_relobj): Rename got2_section_ to special_.
540 Add opd_ent_shndx_ and opd_ent_off_ vectors.
541 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
542 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
543 (Target_powerpc): Add Address typedef and invalid_address. Use
545 (Target_powerpc::is_branch_reloc): New function.
546 (Powerpc_relocate_functions): Add Address typedef, use throughout.
547 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
548 for dst_mask, value and addend.
549 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
550 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
551 (Output_data_glink::do_write): Correct toc base. Don't try to use
552 uint16_t for 24-bit offset. Use get_output_section_offset and
554 (Target_powerpc::Scan::local): Handle more relocs.
555 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
556 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
557 Plug in toc restoring insn after plt calls. Translate branches
558 to function descriptor symbols to corresponding entry point.
559 (Target_powerpc::relocate_for_relocatable): Check return from
560 get_output_section_offset.
561 * symtab.h: Comment typo.
563 2012-08-14 Ian Lance Taylor <iant@google.com>
565 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
566 unsupported_relocal_local to call unsupported_reloc_global.
568 2012-08-14 Nick Clifton <nickc@redhat.com>
571 * script-sections.cc (Sections_element::output_section_name): Add
572 keep return parameter.
573 (Output_section_element::match_name): Add keep return parameter.
574 Return the value of the keep_ member.
575 * script-sections.h (class Output_section): Update
576 output_section_name prototype.
577 * layout.cc (Layout::keep_input_section): New public member
579 (Layout::choose_output_section): Pass keep parameter to
581 * layout.h (class Layout): Add keep_input_section.
582 * object.cc (Sized_relobj_file::do_layout): Check for kept input
584 * testsuite/Makefile.am: Add a test.
585 * testsuite/Makefile.in: Regenerate.
586 * testsuite/pr14265.c: Source file for the test.
587 * testsuite/pr14265.t: Linker script for the test.
588 * testsuite/pr14265.sh: Shell script for the test.
590 2012-08-14 Alan Modra <amodra@gmail.com>
592 * target.h (Target::output_section_name): New function.
593 (Target::do_output_section_name): New function.
594 * layout.cc (Layout::choose_output_section): Call the above.
595 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
597 2012-08-14 Alan Modra <amodra@gmail.com>
599 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
600 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
601 for replace_constant call.
602 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
603 (Output_data_glink::do_print_to_mapfile): New function.
604 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
605 (Target_powerpc::Relocate::relocate): Likewise.
607 2012-08-14 Alan Modra <amodra@gmail.com>
609 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
610 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
611 (Output_data_glink::add_entry,find_entry): Remove shndx param.
612 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
613 all references to shndx_. Handle special case for R_PPC_PLTREL24
615 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
616 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
617 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
619 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
620 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
622 2012-08-12 Alan Modra <amodra@gmail.com>
624 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
625 (glink insn constants): Use uint32_t.
626 (Output_data_glink::add_entry): Use insert, not [] operator.
628 2012-08-11 Alan Modra <amodra@gmail.com>
630 * object.h (Sized_relobj_file::find_shdr): New function.
631 (Sized_relobj_file::find_special_sections): New function.
632 * object.cc (Sized_relobj_file::find_shdr): New function.
633 (Sized_relobj_file::find_eh_frame): Use find_shdr.
634 (Sized_relobj_file::find_special_sections): New function, split out..
635 (Sized_relobj_file::do_read_symbols): ..from here.
636 * output.h (Output_data_got::replace_constant): New function.
637 (Output_data_got::num_entries): New function.
638 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
639 (Output_data_got::got_offset): Protected rather than private.
640 (Output_data_got::replace_got_entry): New function.
641 * output.cc (Output_data_got::replace_got_entry): New function.
642 * powerpc.cc (class Powerpc_relobj): New.
643 (class Powerpc_relocate_functions): Delete all psymval variants or
644 convert to value,addend type. Delete pcrela, pcrela_unaligned.
645 Implement _ha functions using corresponding _hi function.
646 (Powerpc_relobj::find_special_sections): New function.
647 (Target_powerpc::do_make_elf_object): New function.
648 (class Output_data_got_powerpc): New.
649 (class Output_data_glink): New.
650 (class Powerpc_scan_relocatable_reloc): New.
651 Many more changes througout file.
653 2012-08-09 Nick Clifton <nickc@redhat.com>
655 * po/vi.po: Updated Vietnamese translation.
657 2012-08-07 Ian Lance Taylor <iant@google.com>
659 * layout.cc (Layout::add_target_dynamic_tags): If
660 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
663 2012-07-30 Nick Clifton <nickc@redhat.com>
665 * po/gold.pot: Updated template.
666 * po/es.po: Updated Spanish translation.
668 2012-07-18 Cary Coutant <ccoutant@google.com>
671 * configure.ac: Add check for -gpubnames support.
672 * configure: Regenerate.
673 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
674 support; force -gno-pubnames.
675 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
677 (gdb_index_test_4): New test.
678 * testsuite/Makefile.in: Regenerate.
679 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
680 * testsuite/gdb_index_test_2.sh: Likewise.
681 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
682 * testsuite/gdb_index_test_4.sh: New script.
683 * testsuite/gdb_index_test_comm.sh: New script with common code;
684 don't look for space after colon.
686 2012-07-16 Sriraman Tallam <tmsriram@google.com>
688 * gold.cc (queue_middle_tasks): Update function order only after
689 deferred objects due to plugins are processed.
691 2012-07-11 Ian Lance Taylor <iant@google.com>
693 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
694 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
695 (Target_arm::scan_reloc_for_stub): Likewise.
696 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
697 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
698 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
699 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
700 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
702 2012-07-10 Dodji Seketeli <dodji@redhat.com>
703 Ian Lance Taylor <iant@google.com>
706 * configure.ac: Test whether std::tr1::hash<off_t> works.
707 * gold.h: Add a specialization for std::tr1::hash<off_t> if
709 * output.h (class Output_fill): Add virtual destructor.
710 * configure, config.in: Rebuild.
712 2012-06-22 Roland McGrath <mcgrathr@google.com>
714 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
716 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
718 * plugin.cc (Plugin::load): Handle position independent executables.
720 2012-06-06 Cary Coutant <ccoutant@google.com>
722 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
724 (lines_only_debug_sections): Likewise.
725 (gdb_fast_lookup_sections): New static array.
726 (is_gdb_debug_section): Rename formal parameter.
727 (is_lines_only_debug_section): Likewise.
728 (is_gdb_fast_lookup_section): New function.
729 (Layout::include_section): Check for ".zdebug_" prefix; pass
730 section name suffix to is_gdb_debug_section, et al.; check for
731 fast-lookup sections when building .gdb_index.
732 * options.h (--strip-debug-gdb): Update GDB version number.
734 2012-06-06 Cary Coutant <ccoutant@google.com>
736 * configure.ac: Add check for fallocate.
737 * configure: Regenerate.
738 * config.in: Regenerate.
740 * options.h (class General_options): Add --mmap-output-file and
741 --posix-fallocate options.
742 * output.cc: (posix_fallocate): Remove; replace with...
743 (gold_fallocate): New function.
744 (Output_file::map_no_anonymous): Call gold_fallocate.
745 (Output_file::map): Check --mmap-output-file option.
747 2012-06-05 Jing Yu <jingyu@google.com>
749 * gold.h (textdomain): Add do {} to empty while(0).
750 (bindtextdomain): Likewise.
752 2012-06-04 Cary Coutant <ccoutant@google.com>
754 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
757 2012-05-25 Sriraman Tallam <tmsriram@google.com>
759 * symtab.cc (Symbol_table::define_special_symbol):
760 Initialize *poldsym to prevent uninitialized variable errors.
762 2012-05-23 Cary Coutant <ccoutant@google.com>
764 * layout.cc (Layout::section_name_mapping): Add rules to handle
765 exact match on .data.rel.ro.local or .data.rel.ro.
766 (Layout::output_section_name): Check for exact matches.
768 2012-05-23 Cary Coutant <ccoutant@google.com>
770 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
773 2012-05-22 Cary Coutant <ccoutant@google.com>
775 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
776 object before exporting symbol.
778 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
780 * testsuite/tls_test.cc: Include "config.h" first.
781 * testsuite/tls_test_c.c: Likewise.
783 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
784 Nick Clifton <nickc@redhat.com>
787 * configure.in: Add check that sysdep.h has been included before
788 any system header files.
789 * configure: Regenerate.
790 * config.in: Regenerate.
792 2012-05-14 Cary Coutant <ccoutant@google.com>
794 * layout.cc (Layout::make_output_section): Mark .tdata section
796 * testsuite/relro_test.cc: Add a TLS variable.
798 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
801 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
802 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
805 2012-05-08 Cary Coutant <ccoutant@google.com>
807 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
808 (lines_only_debug_sections): Likewise.
810 2012-05-02 Roland McGrath <mcgrathr@google.com>
814 * Makefile.am (CCFILES, HFILES): Add them.
815 * Makefile.in: Regenerate.
816 * i386.cc (Output_data_plt_i386_nacl): New class.
817 (Output_data_plt_i386_nacl_exec): New class.
818 (Output_data_plt_i386_nacl_dyn): New class.
819 (Target_i386_nacl): New class.
820 (Target_selector_i386_nacl): New class.
821 (target_selector_i386): Use it instead of Target_selector_i386.
822 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
823 (Target_x86_64_nacl): New class.
824 (Target_selector_x86_64_nacl): New class.
825 (target_selector_x86_64, target_selector_x32): Use it instead of
826 Target_selector_x86_64.
827 * arm.cc (Output_data_plt_arm_nacl): New class.
828 (Target_arm_nacl): New class.
829 (Target_selector_arm_nacl): New class.
830 (target_selector_arm, target_selector_armbe): Use it instead of
833 * target-select.cc (select_target): Take new Input_file* and off_t
834 arguments, pass them on to recognize method of selector.
835 * object.cc (make_elf_sized_object): Update caller.
836 * parameters.cc (parameters_force_valid_target): Likewise.
837 * incremental.cc (make_sized_incremental_binary): Likewise.
838 * target-select.h: Update decl.
839 (Target_selector::recognize): Take new Input_file* argument,
840 pass it on to do_recognize.
841 (Target_selector::do_recognize): Take new Input_file* argument.
842 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
843 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
844 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
845 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
847 * target.h (Target::Target_info): New members isolate_execinstr
849 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
850 * arm.cc (Target_arm::arm_info): Update initializer.
851 * i386.cc (Target_i386::i386_info): Likewise.
852 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
853 * sparc.cc (Target_sparc::sparc_info): Likewise.
854 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
855 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
856 * layout.cc (Layout::attach_allocated_section_to_segment):
857 Take new const Target* argument. If target->isolate_execinstr(), act
859 (Layout::find_first_load_seg): Take new const Target* argument;
860 if target->isolate_execinstr(), reject PF_X segments.
861 (Layout::relaxation_loop_body): Update caller.
862 (Layout::set_segment_offsets): If target->isolate_execinstr(),
863 reset file offset to zero when we hit LOAD_SEG, and then do a second
864 loop over the segments before LOAD_SEG to reassign offsets after
865 addresses have been determined. Handle target->rosegment_gap().
866 (Layout::attach_section_to_segment): Take new const Target* argument;
867 pass it to attach_allocated_section_to_segment.
868 (Layout::make_output_section): Update caller.
869 (Layout::attach_sections_to_segments): Take new const Target* argument;
870 pass it to attach_section_to_segment.
871 * gold.cc (queue_middle_tasks): Update caller.
872 * layout.h (Layout): Update method decls with new arguments.
874 * arm.cc (Target_arm::Target_arm): Take optional argument for the
875 Target_info pointer to use.
876 (Target_arm::do_make_data_plt): New virtual method.
877 (Target_arm::make_data_plt): New method that calls it.
878 (Target_arm::make_plt_entry): Use it.
879 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
880 for the section alignment.
881 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
883 (Output_data_plt_arm::first_plt_entry_offset): Call it.
884 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
886 (Output_data_plt_arm::get_plt_entry_size): Call it.
887 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
888 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
889 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
891 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
892 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
893 method instead of sizeof(plt_entry).
894 (Output_data_plt_arm::add_entry): Likewise.
895 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
896 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
898 (Target_arm::plt_entry_size): Likewise.
899 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
901 (Output_data_plt_arm_standard): ... here, new class.
902 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
903 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
904 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
906 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
907 Take additional argument for the PLT entry size.
908 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
909 Use get_plt_entry_size method rather than plt_entry_size variable.
910 (Output_data_plt_x86_64::reserve_slot): Likewise.
911 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
912 (Output_data_plt_x86_64::add_entry): Likewise.
913 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
914 (Output_data_plt_x86_64::address_for_global): Likewise.
915 (Output_data_plt_x86_64::address_for_local): Likewise.
916 (Output_data_plt_x86_64::set_final_data_size): Likewise.
917 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
918 Make method non-static.
919 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
921 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
922 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
923 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
924 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
926 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
927 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
929 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
930 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
932 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
933 (Output_data_plt_x86_64::plt_entry_size)
934 (Output_data_plt_x86_64::first_plt_entry)
935 (Output_data_plt_x86_64::plt_entry)
936 (Output_data_plt_x86_64::tlsdesc_plt_entry)
937 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
938 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
939 (Output_data_plt_x86_64_standard): ... here, new class.
940 (Target_x86_64::Target_x86_64): Take optional argument for the
941 Target_info pointer to use.
942 (Target_x86_64::do_make_data_plt): New virtual method.
943 (Target_x86_64::make_data_plt): New method to call it.
944 (Target_x86_64::init_got_plt_for_update): Use that.
945 Call this->plt_->add_eh_frame method here.
946 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
947 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
948 rather than static method.
949 (Target_x86_64::plt_entry_size): Likewise.
950 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
951 rather than plt_entry_size variable. Move guts of PLT filling to...
952 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
953 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
954 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
956 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
957 additional argument for the section alignment.
958 Don't do add_eh_frame_for_plt here.
959 (Output_data_plt_i386::first_plt_entry_offset): Make the method
960 non-static. Use get_plt_entry_size method rather than plt_entry_size
962 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
964 (Output_data_plt_i386::get_plt_entry_size): Call it.
965 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
966 (Output_data_plt_i386::add_eh_frame): New method to call it.
967 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
969 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
970 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
972 (Output_data_plt_i386::fill_plt_entry): New method to call it.
973 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
974 method instead of plt_entry_size.
975 (Output_data_plt_i386::plt_entry_size)
976 (Output_data_plt_i386::plt_eh_frame_fde_size)
977 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
978 (Output_data_plt_i386_standard): ... here, new class.
979 (Output_data_plt_i386_exec): New class.
980 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
981 (Output_data_plt_i386_exec::first_plt_entry): ... here.
982 (Output_data_plt_i386::exec_plt_entry): Move to ...
983 (Output_data_plt_i386_exec::plt_entry): ... here.
984 (Output_data_plt_i386_dyn): New class.
985 (Output_data_plt_i386::first_plt_entry): Move to ...
986 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
987 (Output_data_plt_i386::dyn_plt_entry): Move to ...
988 (Output_data_plt_i386_dyn::plt_entry): ... here.
989 (Target_i386::Target_i386): Take optional argument for the Target_info
991 (Target_i386::do_make_data_plt): New virtual method.
992 (Target_i386::make_data_plt): New method to call it.
993 (Target_i386::make_plt_section): Use that.
994 Call this->plt_->add_eh_frame method here.
995 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
996 rather than plt_entry_size variable.
997 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
998 (Output_data_plt_i386::address_for_local): Likewise.
999 (Output_data_plt_i386::do_write): Likewise.
1000 Move guts of PLT filling to...
1001 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
1002 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
1003 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
1004 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
1006 2012-05-01 Cary Coutant <ccoutant@google.com>
1008 * dwarf_reader.cc (Dwarf_die::read_attributes)
1009 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
1010 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
1011 * reduced_debug_output.cc
1012 (Output_reduced_debug_info_section::get_die_end): Remove
1013 DW_FORM_GNU_ref_index. Add default case.
1015 2012-04-26 Mark Wielaard <mjw@redhat.com>
1017 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
1018 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
1019 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
1020 DW_AT_high_pc as offset from DW_AT_low_pc.
1022 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
1023 * testsuite/Makefile.in: Regenerate.
1024 * testsuite/gdb_index_test_3.c: New test source file.
1025 * testsuite/gdb_index_test_3.sh: New test source file.
1027 2012-04-25 Ian Lance Taylor <iant@google.com>
1029 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
1031 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
1032 as a class, not a struct.
1033 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
1034 (Target_arm::apply_cortex_a8_workaround): Likewise.
1035 * gc.h: Declare Reloc_types as a struct, not a class.
1036 * object.h: Declare Symbols_data as a struct.
1037 * reloc.h: Declare Read_relocs_data as a struct.
1038 * target.h: Declare Relocate_info as a struct.
1040 2012-04-24 David S. Miller <davem@davemloft.net>
1042 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
1043 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
1046 2012-04-24 Cary Coutant <ccoutant@google.com>
1048 * incremental-dump.cc (find_input_containing_global): Replace
1049 magic number with symbolic constant.
1050 (dump_incremental_inputs): Update version number.
1051 * incremental.cc (Output_section_incremental_inputs): Update version
1052 number; import symbolic constants from Incremental_inputs_reader.
1053 (Incremental_inputs::create_data_sections): Align relocations
1054 section correctly for 64-bit targets.
1055 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
1056 constants; add padding.
1057 (Output_section_incremental_inputs::write_header): Add assert for
1059 (Output_section_incremental_inputs::write_input_files): Add assert
1060 for input_entry_size.
1061 (Output_section_incremental_inputs::write_info_blocks): Add padding;
1062 add assert for object_info_size, input_section_entry_size,
1063 global_sym_entry_size.
1064 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1065 for data structure sizes; use them.
1066 (Incremental_input_entry_reader): Import symbolic constants from
1067 Incremental_inputs_reader; use them.
1069 2012-04-23 David S. Miller <davem@davemloft.net>
1071 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1073 (Target_sparc::Target_sparc): Initialize new fields.
1074 (Target_sparc::do_make_elf_object): New function.
1075 (Target_sparc::do_adjust_elf_header): New function.
1077 2012-04-23 Cary Coutant <ccoutant@google.com>
1079 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1080 CU range table of gdb index.
1082 2012-04-20 David S. Miller <davem@davemloft.net>
1084 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1087 2012-04-16 David S. Miller <davem@davemloft.net>
1089 * sparc.cc (Target_sparc::got_address): New function.
1090 (Sparc_relocate_functions::gdop_hix22): New function.
1091 (Sparc_relocate_functions::gdop_lox10): New function.
1092 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1094 (Target_sparc::Scan::local): Likewise if the global symbol is not
1095 preemptible and is not IFUNC.
1096 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1097 transformations for local and non-preemptible non-IFUNC global
1100 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1101 writing out 64-bit part of ranges.
1103 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1104 -fpic and -fpie respectively.
1105 * Makefile.in: Regenerate.
1107 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1108 (Target_sparc::Target_sparc): Initialize new field.
1109 (Target_sparc::do_plt_section_for_global): New function.
1110 (Target_sparc::do_plt_section_for_local): New function.
1111 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1112 (Target_sparc::make_plt_section): New function, broken out of
1113 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1114 (Target_sparc::make_plt_entry): Call make_plt_section.
1115 (Target_sparc::make_local_ifunc_plt_entry): New function.
1116 (Target_sparc::rela_ifunc_section): New function.
1117 (Target_sparc::plt_section): Remove const.
1118 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1119 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1120 and ifunc_count_ fields.
1121 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1122 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1123 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1124 (Output_data_plt_sparc::rela_ifunc): New function.
1125 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1126 (Output_data_plt_sparc::has_ifunc_section): New function.
1127 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1128 (Output_data_plt_sparc::address_for_global): New function.
1129 (Output_data_plt_sparc::address_for_local): New function.
1130 (Output_data_plt_sparc::plt_index_to_offset): New function.
1131 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1133 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1135 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1136 R_SPARC_JMP_IREL to switch.
1137 (Target_sparc::Scan::check_non_pic): Likewise.
1138 (Target_sparc::Scan::local): Handle IFUNC symbols.
1139 (Target_sparc::Scan::local): Likewise.
1140 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1141 and plt_address_for_local.
1142 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1143 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1145 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1146 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1147 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1148 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1150 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1151 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1153 * sparc.cc (Target_sparc::Scan::global): Likewise.
1154 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1156 2012-04-16 Cary Coutant <ccoutant@google.com>
1158 * archive.cc (Library_base::should_include_member): Check for
1159 --export-dynamic-symbol.
1160 * options.h (class General_options): Add --export-dynamic-symbol.
1161 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1162 --export-dynamic-symbol.
1163 (Symbol_table::gc_mark_undef_symbols): Likewise.
1164 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1166 2012-04-12 David S. Miller <davem@davemloft.net>
1168 * sparc.cc (Reloc::wdisp10): New relocation method.
1169 (Reloc::h34): Likewise.
1170 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1171 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1173 (Target_sparc::Scan::local): Likewise.
1174 (Target_sparc::Scan::global): Likewise.
1175 (Target_sparc::Relocate::relocate): Likewise.
1177 2012-04-09 Cary Coutant <ccoutant@google.com>
1179 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1182 2012-04-06 Ian Lance Taylor <iant@google.com>
1184 * timer.cc: #include <unistd.h>.
1186 2012-04-06 Roland McGrath <mcgrathr@google.com>
1188 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1189 * config.in: Regenerate.
1190 * configure: Regenerate.
1192 2012-04-05 Nick Clifton <nickc@redhat.com>
1194 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1195 (AM_LC_MESSAGES): Add.
1196 * aclocal.m4: Regenerate.
1197 * config.in: Regenerate.
1198 * configure: Regenerate.
1200 2012-03-21 Cary Coutant <ccoutant@google.com>
1202 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1203 * Makefile.in: Regenerate.
1204 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1205 (Sized_elf_reloc_mapper::symbol_section): New function.
1206 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1207 (make_elf_reloc_mapper): New function.
1208 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1209 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1210 (Dwarf_abbrev_table::do_get_abbrev): New function.
1211 (Dwarf_ranges_table::read_ranges_table): New function.
1212 (Dwarf_ranges_table::read_range_list): New function.
1213 (Dwarf_pubnames_table::read_section): New function.
1214 (Dwarf_pubnames_table::read_header): New function.
1215 (Dwarf_pubnames_table::next_name): New function.
1216 (Dwarf_die::Dwarf_die): New function.
1217 (Dwarf_die::read_attributes): New function.
1218 (Dwarf_die::skip_attributes): New function.
1219 (Dwarf_die::set_name): New function.
1220 (Dwarf_die::set_linkage_name): New function.
1221 (Dwarf_die::attribute): New function.
1222 (Dwarf_die::string_attribute): New function.
1223 (Dwarf_die::int_attribute): New function.
1224 (Dwarf_die::uint_attribute): New function.
1225 (Dwarf_die::ref_attribute): New function.
1226 (Dwarf_die::child_offset): New function.
1227 (Dwarf_die::sibling_offset): New function.
1228 (Dwarf_info_reader::check_buffer): New function.
1229 (Dwarf_info_reader::parse): New function.
1230 (Dwarf_info_reader::do_parse): New function.
1231 (Dwarf_info_reader::do_read_string_table): New function.
1232 (Dwarf_info_reader::lookup_reloc): New function.
1233 (Dwarf_info_reader::get_string): New function.
1234 (Dwarf_info_reader::visit_compilation_unit): New function.
1235 (Dwarf_info_reader::visit_type_unit): New function.
1236 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1237 Sized_elf_reloc_mapper.
1238 (Sized_dwarf_line_info::symbol_section): Remove function.
1239 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1240 (Sized_dwarf_line_info::read_line_mappings): Remove object
1241 parameter, adjust callers.
1242 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1243 * dwarf_reader.h: Include <sys/types.h>.
1244 (class Track_relocs): Remove forward declaration.
1245 (class Elf_reloc_mapper): New class.
1246 (class Sized_elf_reloc_mapper): New class.
1247 (class Dwarf_abbrev_table): New class.
1248 (class Dwarf_range_list): New class.
1249 (class Dwarf_ranges_table): New class.
1250 (class Dwarf_pubnames_table): New class.
1251 (class Dwarf_die): New class.
1252 (class Dwarf_info_reader): New class.
1253 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1254 (Sized_dwarf_line_info::symbol_section): Remove member function.
1255 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1257 * gdb-index.cc: New source file.
1258 * gdb-index.h: New source file.
1259 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1260 and .debug_types sections, call Layout::add_to_gdb_index.
1261 (Sized_relobj_incr::do_section_name): Implement.
1262 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1263 return type; Implement.
1264 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1266 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1267 parameter list and return type.
1268 (Sized_incr_dynobj::do_section_contents): Likewise.
1269 * layout.cc: Include gdb-index.h.
1270 (Layout::Layout): Initialize gdb_index_data_.
1271 (Layout::init_fixed_output_section): Check for .gdb_index section.
1272 (Layout::add_to_gdb_index): New function. Instantiate.
1273 * layout.h: Add forward declaration for class Gdb_index.
1274 (Layout::add_to_gdb_index): New member function.
1275 (Layout::gdb_index_data_): New data member.
1276 * main.cc: Include gdb-index.h.
1277 (main): Print statistics for gdb index.
1278 * object.cc (Object::section_contents): Move code into
1279 do_section_contents.
1280 (need_decompressed_section): Check for sections needed when building
1282 (build_compressed_section_map): Likewise.
1283 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1285 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1286 sections; call Layout::add_to_gdb_index.
1287 (Sized_relobj_file::do_decompressed_section_contents): Call
1288 do_section_contents directly.
1289 * object.h (Object::do_section_contents): Adjust parameter list and
1291 (Object::do_decompressed_section_contents): Call do_section_contents
1293 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1295 * options.h (class General_options): Add --gdb-index option.
1296 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1297 list and return type.
1298 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1299 * reloc.h (Track_relocs::checkpoint): New function.
1300 (Track_relocs::reset): New function.
1302 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1304 * testsuite/Makefile.in: Regenerate.
1305 * testsuite/gdb_index_test.cc: New test source file.
1306 * testsuite/gdb_index_test_1.sh: New test source file.
1307 * testsuite/gdb_index_test_2.sh: New test source file.
1309 2012-03-19 Doug Kwan <dougkwan@google.com>
1311 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1312 (Target_arm::do_finalize_sections): Remove code which defines
1313 __exidx_start and __exidx_end. Make symbol table parameter
1314 anonymous as it is not used.
1315 * gold.cc (queue_middle_tasks): Call target hook to define any
1316 target-specific symbols.
1317 * target.h (Target::define_standard_symbols): New method.
1318 (Target::do_define_standard_symbols): Same.
1319 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1320 * testsuite/Makefile.in: Regenerate.
1321 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1323 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1324 relocations are generated for __exidx_start and __exidx_end.
1326 2012-03-16 Doug Kwan <dougkwan@google.com>
1328 * testsuite/Makefile.am: Disable test initpri3b.
1329 * testsuite/Makefile.in: Regenerate.
1331 2012-03-15 Doug Kwan <dougkwan@google.com>
1333 * arm.cc (Target_arm::got_section): Make .got section read-only
1336 2012-03-15 Ian Lance Taylor <iant@google.com>
1339 * layout.cc (Layout::make_output_section): Correctly mark
1340 SHT_INIT_ARRAY, et. al., as relro.
1342 2012-03-14 Doug Kwan <dougkwan@google.com>
1344 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1345 dynamic relocations for protected symbols in shared objects.
1347 2012-03-13 Ian Lance Taylor <iant@google.com>
1349 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1350 keep the larger alignment.
1352 2012-03-12 Cary Coutant <ccoutant@google.com>
1354 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1355 handling of DW_LNE_define_file.
1357 2012-03-12 Cary Coutant <ccoutant@google.com>
1359 * reduced_debug_output.cc
1360 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1363 2012-02-29 Cary Coutant <ccoutant@google.com>
1365 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1367 2012-02-29 Cary Coutant <ccoutant@google.com>
1369 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1370 Call Object::decompressed_section_contents.
1371 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1373 (Sized_dwarf_line_info::buffer_start_): New data member.
1374 * merge.cc (Output_merge_data::do_add_input_section): Call
1375 Object::decompressed_section_contents.
1376 (Output_merge_string::do_add_input_section): Likewise.
1377 * object.cc (need_decompressed_section): New function.
1378 (build_compressed_section_map): Decompress sections needed later.
1379 (Sized_relobj_file::do_decompressed_section_contents): New function.
1380 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1381 * object.h (Object::decompressed_section_contents): New function.
1382 (Object::discard_decompressed_sections): New function.
1383 (Object::do_decompressed_section_contents): New function.
1384 (Object::do_discard_decompressed_sections): New function.
1385 (Compressed_section_info): New type.
1386 (Compressed_section_map): Include decompressed section contents.
1387 (Sized_relobj_file::do_decompressed_section_contents): New function.
1388 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1390 2012-02-16 Cary Coutant <ccoutant@google.com>
1392 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1393 * testsuite/Makefile.in: Regenerate.
1395 2012-02-14 Cary Coutant <ccoutant@google.com>
1397 * options.cc (General_options::finalize): Disallow -pie and -static.
1399 2012-02-03 Doug Kwan <dougkwan@google.com>
1401 * arm.cc (Arm_relocate_functions::abs8,
1402 Arm_relocate_functions::abs16): Use
1403 Bits::has_signed_unsigned_overflow32.
1404 (Arm_relocate_functions::thm_abs8): Correct range of
1406 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1409 2012-02-02 Doug Kwan <dougkwan@google.com>
1411 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1412 position independent outputs, not just shared objects.
1414 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1416 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1417 * configure: Regenerated.
1419 2012-01-27 Ian Lance Taylor <iant@google.com>
1421 * reloc.h (Bits): New class with static functions, copied from
1422 namespace utils in arm.cc.
1423 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1426 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1428 * incremental.cc (write_info_blocks): Correct relocation offset.
1430 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1432 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1433 (Relocate::tls_gd_to_le): Likewise.
1435 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1437 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1439 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1441 * configure.ac: Check if -mcmodel=medium works.
1442 * configure: Regenerated.
1444 2012-01-24 Cary Coutant <ccoutant@google.com>
1446 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1448 (read_unsigned_LEB_128_x): ... this new function.
1449 (read_signed_LEB_128): Replaced with inline definition and ...
1450 (read_signed_LEB_128_x): ... this new function.
1451 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1452 (read_unsigned_LEB_128): Add inline definition.
1453 (read_signed_LEB_128_x): New function.
1454 (read_signed_LEB_128): Add inline definition.
1455 * testsuite/Makefile.am (leb128_unittest): New unit test.
1456 * testsuite/Makefile.in: Regenerate.
1457 * testsuite/leb128_unittest.cc: New unit test.
1459 2012-01-23 Ian Lance Taylor <iant@google.com>
1462 * i386.cc (Target_i386::do_code_fill): When using a jmp
1463 instruction, pad with nop instructions.
1464 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1466 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1468 * x86_64.cc (gc_process_relocs): Add typename on types used in
1470 (scan_relocs): Likewise.
1471 (relocate_section): Likewise.
1472 (apply_relocation): Likewise.
1474 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1476 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1477 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1480 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1482 * x86_64.cc: Initial support for x32.
1484 2012-01-03 Cary Coutant <ccoutant@google.com>
1486 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1487 Use abstract base class for GOT.
1488 * gold/output.h (class Output_data_got_base): New abstract base class.
1489 (class Output_data_got): Derive from new base class, adjust ctors.
1490 (Output_data_got::reserve_slot): Make virtual; rename to
1491 do_reserve_slot; Adjust callers.
1492 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1493 pointer to abstract base class.
1494 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1496 2011-12-18 Ian Lance Taylor <iant@google.com>
1498 * object.h (Relobj::local_symbol_value): New function.
1499 (Relobj::local_plt_offset): New function.
1500 (Relobj::local_has_got_offset): New function.
1501 (Relobj::local_got_offset): New function.
1502 (Relobj::set_local_got_offset): New function.
1503 (Relobj::do_local_symbol_value): New pure virtual function.
1504 (Relobj::do_local_plt_offset): Likewise.
1505 (Relobj::do_local_has_got_offset): Likewise.
1506 (Relobj::do_local_got_offset): Likewise.
1507 (Relobj::do_set_local_got_offset): Likewise.
1508 (Sized_relobj::do_local_has_got_offset): Rename from
1509 local_has_got_offset.
1510 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1511 (Sized_relobj::do_set_local_got_offset): Rename from
1512 set_local_got_offset.
1513 (Sized_relobj_file::do_local_plt_offset): Rename from
1515 (Sized_relobj_file::do_local_symbol_value): New function.
1516 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1518 * output.cc (Output_data_got::Got_entry::write): Change object to
1519 Relobj. Use local_symbol_value.
1520 (Output_data_got::add_global_with_rel): Change rel_dyn to
1521 Output_data_reloc_generic*. Use add_global_generic.
1522 (Output_data_got::add_global_with_rela): Remove. Change all
1523 callers to use add_global_with_rel.
1524 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1525 Output_data_reloc_generic*. Use add_global_generic.
1526 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1527 callers to use add_global_pair_with_rel.
1528 (Output_data_got::add_local): Change object to Relobj*.
1529 (Output_data_got::add_local_plt): Likewise.
1530 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1531 change rel_dyn to Output_data_reloc_generic*. Use
1533 (Output_data_got::add_local_with_rela): Remove. Change all
1534 callers to use all_local_with_rel.
1535 (Output_data_got::add_local_pair_with_rel): Change object to
1536 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1537 add_output_section_generic.
1538 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1539 callers to use add_local_pair_with_rel.
1540 (Output_data_got::reserve_local): Change object to Relobj*.
1541 * output.h: (class Output_data_reloc_generic): Add pure virtual
1542 declarations for add_global_generic, add_local_generic,
1543 add_output_section_generic.
1544 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1545 functions for Output_data_reloc_generic. Update declarations for
1546 changes listed in output.cc.
1547 (class Output_data_got): Change template parameter to got_size.
1548 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1549 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1551 (Sized_relobj_incr::do_local_plt_offset): New function.
1552 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1555 2011-12-17 Cary Coutant <ccoutant@google.com>
1557 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1558 * resolve.cc (Symbol_table::resolve): Likewise.
1559 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1561 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1563 2011-12-16 Ian Lance Taylor <iant@google.com>
1565 * output.h (Output_data_reloc_generic::add): Only call
1566 add_dynamic_reloc if this is a dynamic reloc section.
1568 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1571 * target-reloc.h (apply_relocation): Replace <64, false> with
1574 2011-11-25 Nick Clifton <nickc@redhat.com>
1576 * po/it.po: New Italian translation.
1578 2011-11-17 Sterling Augustine <saugustine@google.com>
1580 * script.cc (script_include_directive): Implement.
1581 (read_script_file): New local variables name and search_path. Update
1582 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1583 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1584 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1586 2011-11-11 Sterling Augustine <saugustine@google.com>
1588 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1589 (file_or_sections_cmd): Likewise.
1591 2011-11-11 Doug Kwan <dougkwan@google.com>
1593 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1594 if --just-symbols is given.
1596 2011-11-10 Doug Kwan <dougkwan@google.com>
1599 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1600 when processing data relocs.
1601 * reloc.h (Relocate_functions::rel_unaligned): New method.
1602 (Relocate_functions::pcrel_unaligned): Ditto.
1603 (Relocate_functions::rel32_unaligned): Ditto.
1604 (Relocate_functions::pcrel32_unaligned): Ditto.
1606 2011-11-09 Doug Kwan <dougkwan@google.com>
1609 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1610 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1611 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1612 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1613 (Relocate_functions::rel_unaligned): New.
1614 (Relocate_functions::rel32_unaligned): New.
1615 * target-reloc.h (relocate_for_relocatable): Add code to handle
1616 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1617 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1618 arm_unaligned_reloc_r): New targets.
1619 * testsuite/Makefile.in: Regenerate.
1620 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1623 2011-11-02 Ian Lance Taylor <iant@google.com>
1625 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1627 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1628 * options.cc (General_options::finalize): Use library search path
1629 from configure script if specified. If not native and no sysroot,
1630 only search TOOLLIBDIR.
1631 * options.h (Search_directory::Search_directory): Change name to
1633 (General_options::add_to_library_path_with_sysroot): Change arg to
1635 * configure, Makefile.in, config.in: Rebuild.
1637 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1639 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1640 we are working around the ARM1176 Erratum.
1641 * options.h (General_options::fix_arm1176): Add option.
1642 * testsuite/Makefile.am: Add testcases, and keep current ones
1644 * testsuite/Makefile.in: Regenerate.
1645 * testsuite/arm_fix_1176.s: New file.
1646 * testsuite/arm_fix_1176.sh: Likewise.
1648 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1650 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1652 (Target_arm::may_use_blx): Remove method.
1653 (Target_arm::set_may_use_blx): Likewise.
1654 (Target_arm::may_use_v4t_interworking): New method.
1655 (Target_arm::may_use_v5t_interworking): Likewise.
1656 (Target_arm::may_use_blx_): Remove member variable.
1657 (Arm_relocate_functions::arm_branch_common): Check for v5T
1659 (Arm_relocate_functions::thumb_branch_common): Likewise.
1660 (Reloc_stub::stub_type_for_reloc): Likewise.
1661 (Target_arm::do_finalize_sections): Correct interworking checks.
1662 * testsuite/Makefile.am: Add new tests.
1663 * testsuite/Makefile.in: Regenerate.
1664 * testsuite/arm_farcall_arm_arm.s: New test.
1665 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1666 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1667 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1668 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1669 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1670 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1671 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1673 2011-10-31 Cary Coutant <ccoutant@google.com>
1676 * expression.cc (Expression::eval_with_dot): Add
1677 is_section_dot_assignment parameter.
1678 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1679 absolute and assigning to dot within a section.
1680 * script-sections.cc
1681 (Output_section_element_assignment::set_section_addresses): Pass
1682 dot_section to set_if_absolute.
1683 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1684 as is_section_dot_assignment flag to eval_with_dot.
1685 (Output_section_element_dot_assignment::set_section_addresses):
1687 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1688 parameter. Also set value if relative to dot_section; set the
1689 symbol's output_section.
1690 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1691 parameter. Adjust all callers.
1692 (Expression::eval_maybe_dot): Likewise.
1693 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1695 * testsuite/script_test_2.t: Test assignment of an absolute value
1696 to dot within an output section element.
1698 2011-10-31 Cary Coutant <ccoutant@google.com>
1700 * options.h (class General_options): Add --[no-]gnu-unique options.
1701 * symtab.cc (Symbol_table::sized_write_globals): Convert
1702 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1704 2011-10-31 Cary Coutant <ccoutant@google.com>
1707 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1708 unnecessary assertion.
1709 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1711 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1713 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1715 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1717 Change to just keep the section associated with symbol.
1718 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1719 they are externally visible and --export-dynamic is turned on.
1720 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1722 2011-10-19 Ian Lance Taylor <iant@google.com>
1725 * script-sections.cc
1726 (Output_section_element_dot_assignment::needs_output_section): New
1729 2011-10-19 Ian Lance Taylor <iant@google.com>
1732 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1733 --section-start option was seen.
1734 * options.h (General_options::any_section_start): New function.
1736 2011-10-18 David S. Miller <davem@davemloft.net>
1739 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1740 member to track relocation locations that have moved during TLS
1741 reloc optimizations.
1742 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1743 (Target_sparc::Relocate::relocate): Adjust view down by 4
1744 bytes if it matches reloc_adjust_addr_.
1745 (Target_sparc::Relocate::relocate_tls): Always move the
1746 __tls_get_addr call delay slot instruction forward 4 bytes when
1747 performing relaxation.
1749 2011-10-18 Cary Coutant <ccoutant@google.com>
1751 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1752 (Output_file::map_no_anonymous): Check for non-zero
1753 return code from posix_fallocate.
1755 2011-10-17 Cary Coutant <ccoutant@google.com>
1758 * plugin.cc (is_visible_from_outside): Check for symbols
1759 referenced from dynamic objects.
1760 * resolve.cc (Symbol_table::resolve): Don't count references
1761 from dynamic objects as references from real ELF files.
1762 * testsuite/plugin_test_2.sh: Adjust expected result.
1764 2011-10-17 Cary Coutant <ccoutant@google.com>
1766 * gold.cc: Include timer.h.
1767 (queue_middle_tasks): Stamp time.
1768 (queue_final_tasks): Likewise.
1769 * main.cc (main): Store timer in parameters. Print timers
1771 * parameters.cc (Parameters::Parameters): Initialize timer_.
1772 (Parameters::set_timer): New function.
1773 (set_parameters_timer): New function.
1774 * parameters.h (Parameters::set_timer): New function.
1775 (Parameters::timer): New function.
1776 (Parameters::timer_): New data member.
1777 (set_parameters_timer): New function.
1778 * timer.cc (Timer::stamp): New function.
1779 (Timer::get_pass_time): New function.
1780 * timer.h (Timer::stamp): New function.
1781 (Timer::get_pass_time): New function.
1782 (Timer::pass_times_): New data member.
1784 2011-10-17 Cary Coutant <ccoutant@google.com>
1786 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1787 task for members of lib groups.
1789 2011-10-17 Cary Coutant <ccoutant@google.com>
1792 * fileread.cc (File_read::find_view): Add assert.
1793 (File_read::make_view): Move bounds check (replace with assert)...
1794 (File_read::find_or_make_view): ... to here.
1796 2011-10-12 Cary Coutant <ccoutant@google.com>
1798 * output.cc (Output_file::open_base_file): Handle case where
1799 ::read returns less than requested size.
1801 2011-10-10 Cary Coutant <ccoutant@google.com>
1803 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1804 Initialize defined_count_.
1805 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1806 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1807 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1808 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1809 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1810 * incremental.h (Sized_relobj_incr::defined_count_): New data
1812 (Sized_incr_dynobj::defined_count_): New data member.
1813 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1814 Return zeroes instead of internal error.
1816 2011-10-10 Cary Coutant <ccoutant@google.com>
1819 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1820 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1821 * output.h (class Output_reloc): Add use_plt_offset flag.
1822 (Output_reloc::type_): Adjust size of bit field.
1823 (Output_reloc::use_plt_offset_): New bit field.
1824 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1825 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1826 flag. Adjust all callers.
1827 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1828 creating RELATIVE relocations.
1830 2011-10-10 Nick Clifton <nickc@redhat.com>
1832 * po/es.po: Updated Spanish translation.
1833 * po/fi.po: Updated Finnish translation.
1835 2011-10-03 Diego Novillo <dnovillo@google.com>
1837 * options.cc (parse_uint): Fix dereference of RETVAL.
1839 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1841 * layout.h (section_order_map_): New member.
1842 (get_section_order_map): New member function.
1843 * output.cc (Output_section::add_input_section): Check for patterns
1844 only when --section-ordering-file is specified.
1845 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1846 output_sections have been formed.
1847 * layout.cc (Layout_Layout): Initialize section_order_map_.
1848 * plugin.cc (update_section_order): Store order in order_map. Do not
1850 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1851 * testsuite/Makefile.in: Regenerate.
1852 * testsuite/plugin_section_order.c: New file.
1853 * testsuite/plugin_final_layout.cc: New file.
1854 * testsuite/plugin_final_layout.sh: New file.
1856 2011-09-29 Cary Coutant <ccoutant@google.com>
1858 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1860 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1861 symbols during incremental update.
1862 (Symbol_table::add_from_dynobj): Likewise.
1864 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1865 Ian Lance Taylor <iant@google.com>
1867 * symtab.cc (Symbol_table::define_special_symbol): Always
1868 canonicalize version string.
1870 2011-09-26 Cary Coutant <ccoutant@google.com>
1872 * gold.cc (queue_initial_tasks): Move option checks ...
1873 * options.cc (General_options::finalize): ... to here. Disable
1874 some options; make others fatal.
1876 2011-09-26 Cary Coutant <ccoutant@google.com>
1879 * plugin.cc (get_symbols_v2): New function.
1880 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1881 (is_referenced_from_outside): New function.
1882 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1883 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1884 (get_symbols): Pass version parameter.
1885 (get_symbols_v2): New function.
1886 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1888 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1889 (onload): Add LDPT_GET_SYMBOLS_V2.
1890 (all_symbols_read_hook): Use get_symbols_v2; check for
1891 LDPR_PREVAILING_DEF_IRONLY_EXP.
1892 * testsuite/plugin_test_3.sh: Update expected results.
1894 2011-09-23 Simon Baldwin <simonb@google.com>
1896 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1897 configuration options.
1898 * configure: Regenerate.
1899 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1900 * Makefile.in: Regenerate.
1901 * testsuite/Makefile.in: Regenerate.
1903 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1905 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1907 2011-09-19 Cary Coutant <ccoutant@google.com>
1909 * incremental.cc (can_incremental_update): Fix typo in comment.
1910 * incremental.h (can_incremental_update): Likewise.
1912 2011-09-18 Cary Coutant <ccoutant@google.com>
1914 * incremental.cc (can_incremental_update): New function.
1915 * incremental.h (can_incremental_update): New function.
1916 * layout.cc (Layout::init_fixed_output_section): Call it.
1917 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1918 * object.cc (Sized_relobj_file::do_layout): Call
1919 can_incremental_update.
1921 2011-09-13 Cary Coutant <ccoutant@google.com>
1923 * configure.ac: Check for glibc support for gnu_indirect_function
1924 support with static linking, setting automake conditional
1926 * Makefile.in: Regenerate.
1927 * configure: Regenerate.
1929 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1930 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1932 * testsuite/Makefile.in: Regenerate.
1934 2011-09-13 Cary Coutant <ccoutant@google.com>
1936 * incremental.cc (Sized_relobj_incr::do_layout): Call
1937 report_comdat_group for kept comdat sections.
1938 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1939 * testsuite/Makefile.in: Regenerate.
1940 * testsuite/incr_comdat_test_1.cc: New source file.
1941 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1942 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1943 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1945 2011-09-13 Ian Lance Taylor <iant@google.com>
1947 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1948 variable external_symbols_offset.
1950 2011-09-12 Ian Lance Taylor <iant@google.com>
1952 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1953 triggered if object has no symbols.
1955 2011-09-09 David S. Miller <davem@davemloft.net>
1957 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1958 (Output_fill_debug_line::do_write): Likewise.
1960 2011-08-29 Cary Coutant <ccoutant@google.com>
1962 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1963 casts to match formatting specs.
1964 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1966 2011-08-26 Cary Coutant <ccoutant@google.com>
1968 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1969 remaining hole size when allocating.
1970 (Layout::make_output_section): Set fill methods for debug sections.
1971 * layout.h (Free_list::Free_list_node): Move from private to
1973 (Free_list::set_min_hole_size): New function.
1974 (Free_list::begin, Free_list::end): New functions.
1975 (Free_list::min_hole_): New data member.
1976 * output.cc: Include dwarf.h.
1977 (Output_fill_debug_info::do_minimum_hole_size): New function.
1978 (Output_fill_debug_info::do_write): New function.
1979 (Output_fill_debug_line::do_minimum_hole_size): New function.
1980 (Output_fill_debug_line::do_write): New function.
1981 (Output_section::Output_section): Initialize new data member.
1982 (Output_section::set_final_data_size): Ensure patch space is larger
1983 than minimum hole size.
1984 (Output_section::do_write): Fill holes in debug sections.
1985 * output.h (Output_fill): New class.
1986 (Output_fill_debug_info): New class.
1987 (Output_fill_debug_line): New class.
1988 (Output_section::set_free_space_fill): New function.
1989 (Output_section::free_space_fill_): New data member.
1990 * testsuite/Makefile.am (incremental_test_3): Add
1991 --incremental-patch option.
1992 (incremental_test_4): Likewise.
1993 (incremental_test_5): Likewise.
1994 (incremental_test_6): Likewise.
1995 (incremental_copy_test): Likewise.
1996 (incremental_common_test_1): Likewise.
1997 * testsuite/Makefile.in: Regenerate.
1999 2011-08-26 Nick Clifton <nickc@redhat.com>
2001 * po/es.po: Updated Spanish translation.
2003 2011-08-01 Cary Coutant <ccoutant@google.com>
2005 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
2006 * gold/testsuite/Makefile.in: Regenerate.
2007 * gold/testsuite/justsyms_exec.c: New source file.
2008 * gold/testsuite/justsyms_lib.c: New source file.
2010 2011-08-01 Cary Coutant <ccoutant@google.com>
2012 * layout.cc (Layout::set_segment_offsets): Don't realign text
2013 segment if -Ttext was specified.
2014 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
2016 * object.h (Sized_relobj_file::e_type): New function.
2017 (Sized_relobj_file::e_type_): New data member.
2018 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
2019 base address for ET_EXEC files.
2020 * target.cc (Target::do_make_elf_object_implementation): Allow
2021 ET_EXEC files with --just-symbols option.
2023 2011-07-28 Cary Coutant <ccoutant@google.com>
2025 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
2026 Add thread_number parameter.
2027 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
2028 * workqueue-threads.cc
2029 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
2030 current thread if its thread number is greater than desired thread
2032 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
2033 Add thread_number parameter.
2034 (Workqueue::should_cancel_thread): Likewise.
2035 (Workqueue::find_runnable_or_wait): Pass thread_number to
2036 should_cancel_thread.
2037 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
2040 2011-07-22 Sriraman Tallam <tmsriram@google.com>
2042 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
2043 only after checking if it cannot be forced local.
2044 * symtab.h (is_externally_visible): Check if the symbol is not forced
2047 2011-07-15 Ian Lance Taylor <iant@google.com>
2049 * options.h (class General_options): Add --print-output-format.
2050 Move -EL next to -EB, for better --help output.
2051 * target-select.cc: Include <cstdio>, "options.h", and
2053 (Target_selector::do_target_bfd_name): New function.
2054 (print_output_format): New function.
2055 * target-select.h (class Target_selector): Update declarations.
2056 (Target_selector::target_bfd_name): New function.
2057 (print_output_format): Declare.
2058 * main.cc: Include "target-select.h".
2059 (main): Handle --print-output-format.
2060 * gold.cc: Include "target-select.h".
2061 (queue_initial_tasks): Handle --print-output-format when there are
2063 * parameters.cc (parameters_force_valid_target): Give a better
2064 error message if -EB/-EL does not match target.
2065 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2068 2011-07-15 Ian Lance Taylor <iant@google.com>
2070 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2071 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2072 (Output_data_plt_i386::do_write): Write address of .dynamic
2073 section to first entry in .got.plt section.
2074 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2075 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2077 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2078 section to first entry in .got.plt section.
2079 * layout.h (Layout::dynamic_section): New function.
2081 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2083 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2085 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2086 input_section_position_, and input_section_glob_.
2087 (read_layout_from_file): Call function section_ordering_specified.
2088 * layout.h (is_section_ordering_specified): New function.
2089 (section_ordering_specified): New function.
2090 (section_ordering_specified_): New boolean member.
2091 * main.cc(main): Call load_plugins after layout object is defined.
2092 * output.cc (Output_section::add_input_section): Use
2093 function section_ordering_specified to check if section ordering is
2095 * output.cc (Output_section::add_relaxed_input_section): Use
2096 function section_ordering_specified to check if section ordering is
2098 (Output_section::update_section_layout): New function.
2099 (Output_section::sort_attached_input_sections): Check if input section
2101 * output.h (Output_section::update_section_layout): New function.
2102 * plugin.cc (get_section_count): New function.
2103 (get_section_type): New function.
2104 (get_section_name): New function.
2105 (get_section_contents): New function.
2106 (update_section_order): New function.
2107 (allow_section_ordering): New function.
2108 (Plugin::load): Add the new interfaces to the transfer vector.
2109 (Plugin_manager::load_plugins): New parameter.
2110 (Plugin_manager::all_symbols_read): New parameter.
2111 (Plugin_manager::claim_file): New parameter. Save the elf object for
2113 (Plugin_manager::get_elf_object): New function.
2114 (Plugin_manager::get_view): Change to directly use the bool to check
2115 if get_view is called from claim_file_hook.
2116 * plugin.h (input_objects): New function
2117 (Plugin__manager::load_plugins): New parameter.
2118 (Plugin_manager::claim_file): New parameter.
2119 (Plugin_manager::get_elf_object): New function.
2120 (Plugin_manager::in_claim_file_handler): New function.
2121 (Plugin_manager::in_claim_file_handler_): New member.
2122 (layout): New function.
2123 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2124 handler with an extra parameter. Make the elf object before calling
2126 * testsuite/plugin_test.c (get_section_count): New function pointer.
2127 (get_section_type): New function pointer.
2128 (get_section_name): New function pointer.
2129 (get_section_contents): New function pointer.
2130 (update_section_order): New function pointer.
2131 (allow_section_ordering): New function pointer.
2132 (onload): Check if the new interfaces exist.
2134 2011-07-13 Ian Lance Taylor <iant@google.com>
2136 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2138 * x86_64.cc (Target_x86_64::got_section): Likewise.
2139 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2140 (relro_now_test_SOURCES): New variable.
2141 (relro_now_test_DEPENDENCIES): New variable.
2142 (relro_now_test_LDFLAGS): New variable.
2143 (relro_now_test_LDADD): New variable.
2144 (relro_now_test.so): New target.
2145 * testsuite/Makefile.in: Rebuild.
2147 2011-07-12 Ian Lance Taylor <iant@google.com>
2150 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2151 GLOB_DAT relocation rather than a RELATIVE relocation for a
2152 protected symbol when creating a shared library.
2153 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2154 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2155 * testsuite/protected_main_1.cc (main): Test that protected
2156 function has same address.
2158 2011-07-11 Ian Lance Taylor <iant@google.com>
2161 * options.h (class General_options): Add -Bgroup.
2162 * options.cc (General_options::finalize): If -Bgroup is set,
2163 default to --unresolved-symbols=report-all.
2164 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2165 * target-reloc.h (issue_undefined_symbol_error): Handle
2166 --unresolved-symbols=report-all.
2168 2011-07-08 Ian Lance Taylor <iant@google.com>
2171 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2172 if linker script discards key sections.
2173 (Layout::create_dynamic_symtab): Likewise.
2174 (Layout::assign_local_dynsym_offsets): Likewise.
2175 (Layout::sized_create_version_sections): Likewise.
2176 (Layout::create_interp): Likewise.
2177 (Layout::finish_dynamic_section): Likewise.
2178 (Layout::set_dynamic_symbol_size): Likewise.
2180 2011-07-08 Ian Lance Taylor <iant@google.com>
2183 * options.h (class General_options): Add --unresolved-symbols.
2184 * target-reloc.h (issue_undefined_symbol_error): Check
2185 --unresolved-symbols. Add comments.
2187 2011-07-08 Ian Lance Taylor <iant@google.com>
2189 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2190 expression more complex.
2192 2011-07-08 Ian Lance Taylor <iant@google.com>
2195 * target-reloc.h (issue_undefined_symbol_error): New inline
2196 function, broken out of relocate_section.
2197 (relocate_section): Call issue_undefined_symbol_error.
2198 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2199 there is no TLS segment if we are about to issue an undefined
2201 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2203 2011-07-08 Ian Lance Taylor <iant@google.com>
2206 * resolve.cc (Symbol_table::should_override): Add fromtype
2207 parameter. Change all callers. Give error when linking together
2208 TLS and non-TLS symbol.
2209 (Symbol_table::should_override_with_special): Add fromtype
2210 parameter. Change all callers.
2211 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2212 there is no TLS segment if we have reported some errors.
2213 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2215 2011-07-08 Ian Lance Taylor <iant@google.com>
2218 * target.h (Target::plt_address_for_global): New function.
2219 (Target::plt_address_for_local): New function.
2220 (Target::plt_section_for_global): Remove.
2221 (Target::plt_section_for_local): Remove.
2222 (Target::do_plt_address_for_global): New virtual function.
2223 (Target::do_plt_address_for_local): New virtual function.
2224 (Target::do_plt_section_for_global): Remove.
2225 (Target::do_plt_section_for_local): Remove.
2226 (Target::register_global_plt_entry): Add Symbol_table and Layout
2228 * output.cc (Output_data_got::Got_entry::write): Use
2229 plt_address_for_global and plt_address_for_local.
2230 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2231 address of output section.
2232 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2233 got_irelative_, and irelative_count_ fields. Update
2235 (Output_data_plt_i386::has_irelative_section): New function.
2236 (Output_data_plt_i386::entry_count): Add irelative_count_.
2237 (Output_data_plt_i386::set_final_data_size): Likewise.
2238 (class Target_i386): Add got_irelative_ and rel_irelative_
2239 fields. Update declarations.
2240 (Target_i386::Target_i386): Initialize new fields.
2241 (Target_i386::do_plt_address_for_global): New function replacing
2242 do_plt_section_for_global.
2243 (Target_i386::do_plt_address_for_local): New function replacing
2244 do_plt_section_for_local.
2245 (Target_i386::got_section): Create got_irelative_.
2246 (Target_i386::rel_irelative_section): New function.
2247 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2248 fields. Don't define __rel_iplt_{start,end}.
2249 (Output_data_plt_i386::add_entry): Add symtab and layout
2250 parameters. Change all callers. Use different PLT and GOT for
2252 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2253 layout parameters. Change all callers. Use different PLT and
2255 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2256 (Output_data_plt_i386::rel_irelative): New function.
2257 (Output_data_plt_i386::address_for_global): New function.
2258 (Output_data_plt_i386::address_for_local): New function.
2259 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2260 IRELATIVE GOT when changing IFUNC GOT entries.
2261 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2263 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2264 if we didn't create an IRELATIVE GOT.
2265 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2266 plt_address_for_local.
2267 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2268 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2269 got_irelative_, and irelative_count_ fields. Update
2271 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2272 Initialize new fields. Remove symtab parameter. Change all
2274 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2276 (Output_data_plt_x86_64::has_irelative_section): New function.
2277 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2278 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2279 fields. Update declarations.
2280 (Target_x86_64::Target_x86_64): Initialize new fields.
2281 (Target_x86_64::do_plt_address_for_global): New function replacing
2282 do_plt_section_for_global.
2283 (Target_x86_64::do_plt_address_for_local): New function replacing
2284 do_plt_section_for_local.
2285 (Target_x86_64::got_section): Create got_irelative_.
2286 (Target_x86_64::rela_irelative_section): New function.
2287 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2288 all callers. Don't create __rel_iplt_{start,end}.
2289 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2290 parameters. Change all callers. Use different PLT and GOT for
2292 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2293 layout parameters. Change all callers. Use different PLT and
2295 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2296 parameters. Change all callers. Use different PLT and GOT for
2298 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2299 (Output_data_plt_x86_64::rela_irelative): New function.
2300 (Output_data_plt_x86_64::address_for_global): New function.
2301 (Output_data_plt_x86_64::address_for_local): New function.
2302 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2303 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2304 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2305 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2307 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2309 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2310 symbols if we didn't create an IRELATIVE GOT.
2311 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2312 plt_address_for_local.
2313 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2314 * testsuite/ifuncvar1.c: New test file.
2315 * testsuite/ifuncvar2.c: New test file.
2316 * testsuite/ifuncvar3.c: New test file.
2317 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2318 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2319 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2320 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2321 * testsuite/Makefile.in: Rebuild.
2323 2011-07-07 Cary Coutant <ccoutant@google.com>
2325 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2326 (two_file_test_1_ndebug.o): Likewise.
2327 (two_file_test_1b_ndebug.o): Likewise.
2328 (two_file_test_2_ndebug.o): Likewise.
2329 (two_file_test_main_ndebug.o): Likewise.
2330 (incremental_test_2): Link with no-debug versions.
2332 2011-07-06 Cary Coutant <ccoutant@google.com>
2334 * gold/incremental.cc
2335 (Output_section_incremental_inputs::write_info_blocks): Check for
2336 hidden and internal symbols.
2338 2011-07-06 Cary Coutant <ccoutant@google.com>
2340 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2341 Check disposition for startup file.
2342 (Incremental_inputs::report_command_line): Ignore
2343 --incremental-startup-unchanged option.
2344 * options.cc (General_options::parse_incremental_startup_unchanged):
2346 (General_options::General_options): Initialize new data member.
2347 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2348 (General_options): Add --incremental-startup-unchanged option.
2349 (General_options::incremental_startup_disposition): New function.
2350 (General_options::incremental_startup_disposition_): New data member.
2352 2011-07-06 Cary Coutant <ccoutant@google.com>
2354 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2355 input file index to Script_info ctor.
2356 (Sized_incremental_binary::do_file_has_changed): Find the
2357 command-line argument for files named in scripts.
2358 * incremental.h (Script_info::Script_info): New ctor
2359 with input file index.
2360 (Script_info::input_file_index): New function.
2361 (Script_info::input_file_index_): New data member.
2362 (Incremental_binary::get_library): Add const.
2363 (Incremental_binary::get_script_info): Add const.
2364 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2365 * testsuite/Makefile.am (incremental_test_5): New test case.
2366 (incremental_test_6): New test case.
2367 * testsuite/Makefile.in: Regenerate.
2369 2011-07-06 Cary Coutant <ccoutant@google.com>
2371 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2372 debug output when command lines differ.
2374 2011-07-06 Cary Coutant <ccoutant@google.com>
2376 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2377 --incremental-patch option.
2378 * layout.cc (Free_list::allocate): Extend allocation beyond original
2380 (Layout::make_output_section): Mark sections that should get
2382 * options.cc (parse_percent): New function.
2383 * options.h (parse_percent): New function.
2384 (DEFINE_percent): New macro.
2385 (General_options): Add --incremental-patch option.
2386 * output.cc (Output_section::Output_section): Initialize new data
2388 (Output_section::add_input_section): Print section name when out
2390 (Output_section::add_output_section_data): Likewise.
2391 (Output_section::set_final_data_size): Add patch space when
2392 doing --incremental-full.
2393 (Output_section::do_reset_address_and_file_offset): Remove patch
2395 (Output_segment::set_section_list_addresses): Print debug output
2396 only if --incremental-update.
2397 * output.h (Output_section::set_is_patch_space_allowed): New function.
2398 (Output_section::is_patch_space_allowed_): New data member.
2399 (Output_section::patch_space_): New data member.
2400 * parameters.cc (Parameters::incremental_full): New function.
2401 * parameters.h (Parameters::incremental_full): New function
2402 * testsuite/Makefile.am (incremental_test_2): Add test for
2403 --incremental-patch option.
2404 * testsuite/Makefile.in: Regenerate.
2405 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2406 (t18): Remove function body.
2408 2011-07-05 Doug Kwan <dougkwan@google.com>
2411 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2412 Arm_Address type for relocation result.
2413 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2415 (Arm_relocate_functions::abs32): Use unaligned access.
2416 (Arm_relocate_functions::rel32): Ditto.
2417 (Arm_relocate_functions::prel31): Ditto.
2418 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2419 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2420 static data relocations.
2421 * testsuite/Makefile.in: Regnerate.
2422 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2424 2011-07-05 Ian Lance Taylor <iant@google.com>
2427 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2428 symbols if necessary.
2429 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2431 2011-07-05 Ian Lance Taylor <iant@google.com>
2434 * resolve.cc (Symbol::override_base_with_special): Simply override
2435 version with special symbol version, ignoring previous version.
2437 2011-07-05 Ian Lance Taylor <iant@google.com>
2439 * object.cc (Sized_relobj_file::include_section_group): Add
2440 information to comment about signature location.
2442 2011-07-02 Ian Lance Taylor <iant@google.com>
2445 * options.h (class General_options): Add -f and -F.
2446 * options.cc (General_options::finalize): Fatal error if -f/-F
2447 are used without -shared.
2448 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2450 2011-07-02 Ian Lance Taylor <iant@google.com>
2452 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2454 2011-07-01 Ian Lance Taylor <iant@google.com>
2458 * resolve.cc (Symbol::override_base_with_special): Don't override
2459 the version if the overriding symbol has a different name.
2460 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2461 all callers. If we give an error about an undefined version,
2462 define the base version if necessary.
2463 * dynobj.h (class Versions): Update declaration.
2464 * testsuite/weak_alias_test_5.cc: New file.
2465 * testsuite/weak_alias_test.script: New file.
2466 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2467 and versioned_alias have the right value, and call t2.
2468 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2469 weak_alias_test_5.so.
2470 (weak_alias_test_LDADD): Likewise.
2471 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2472 * testsuite/Makefile.in: Rebuild.
2474 2011-07-01 Ian Lance Taylor <iant@google.com>
2477 * options.h (class General_options): Support -z notext.
2478 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2480 (two_file_shared_nonpic.so): Likewise.
2481 (two_file_shared_mixed.so): Likewise.
2482 (two_file_shared_mixed_1.so): Likewise.
2483 (weak_undef_lib_nonpic.so): Likewise.
2484 (alt/weak_undef_lib_nonpic.so): Likewise.
2485 (tls_test_shared_nonpic.so): Likewise.
2486 * testsuite/Makefile.in: Rebuild.
2488 2011-07-01 Ian Lance Taylor <iant@google.com>
2491 * configure.ac: Test whether static linking works, setting
2492 the automake conditional HAVE_STATIC.
2493 * testsuite/Makefile.am: Disable tests using -static if
2494 HAVE_STATIC is not true.
2495 * configure, testsuite/Makefile.in: Rebuild.
2497 2011-07-01 Ian Lance Taylor <iant@google.com>
2500 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2501 Assert if we see DW_EH_PE_indirect.
2502 * target.h (Target::ehframe_datarel_base): New function.
2503 (Target::do_ehframe_datarel_base): New target function.
2504 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2505 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2508 2011-07-01 Ian Lance Taylor <iant@google.com>
2511 * options.h (class General_options): Add
2512 --ld-generated-unwind-info.
2513 * ehframe.cc (Fde::write): Add address parameter. Change all
2514 callers. If associated with PLT, fill in address and size.
2515 (Cie::set_output_offset): Only add merge mapping if there is an
2517 (Cie::write): Add address parameter. Change all callers.
2518 (Eh_frame::add_ehframe_for_plt): New function.
2519 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2520 input_offset_ fields into union u_, with new plt field.
2521 (Fde::Fde): Adjust for new union field.
2522 (Fde::Fde) [Output_data version]: New constructor.
2523 (Fde::add_mapping): Only add merge mapping if there is an object.
2524 (class Cie): Update declarations.
2525 (class Eh_frame): Declare add_ehframe_for_plt.
2526 * layout.cc (Layout::layout_eh_frame): Break out code into
2527 make_eh_frame_section, and call it.
2528 (Layout::make_eh_frame_section): New function.
2529 (Layout::add_eh_frame_for_plt): New function.
2530 * layout.h (class Layout): Update declarations.
2531 * merge.cc (Merge_map::add_mapping): Add assertion.
2532 * i386.cc: Include "dwarf.h".
2533 (class Output_data_plt_i386): Make first_plt_entry,
2534 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2535 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2536 and plt_eh_frame_fde.
2537 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2538 boundary. Call add_eh_frame_for_plt if appropriate.
2539 * x86_64.cc: Include "dwarf.h".
2540 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2541 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2542 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2543 and plt_eh_frame_fde.
2544 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2547 2011-06-29 Ian Lance Taylor <iant@google.com>
2550 * object.cc (Sized_relobj_file::layout_section): Change shdr
2551 parameter to be const.
2552 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2554 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2555 appropriate. Call layout_eh_frame_section.
2556 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2558 * object.h (class Sized_relobj_file): Update declarations.
2560 2011-06-29 Ian Lance Taylor <iant@google.com>
2563 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2565 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2567 2011-06-29 Ian Lance Taylor <iant@google.com>
2570 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2572 * layout.cc (Layout::layout_eh_frame): Likewise.
2574 2011-06-29 Ian Lance Taylor <iant@google.com>
2577 * layout.cc (Layout::symtab_section_shndx): New function.
2578 * layout.h (class Layout): Declare symtab_section_shndx.
2579 * output.cc (Output_section::write_header): Call it.
2581 2011-06-29 Ian Lance Taylor <iant@google.com>
2584 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2585 symbols which are not used in a relocation.
2587 2011-06-28 Ian Lance Taylor <iant@google.com>
2590 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2591 script create indistinguishable segments.
2592 (Layout::set_segment_offsets): Use stable_sort when sorting
2593 segments. Pass this to Compare_segments constructor.
2594 * layout.h (class Layout): Make segment_precedes non-static.
2595 (class Compare_segments): Change from struct to class. Add
2596 layout_ field. Add constructor.
2597 * script-sections.cc
2598 (Script_sections::attach_sections_using_phdrs_clause): Rename
2599 local orphan to is_orphan. Don't report failure to put empty
2600 section in segment. On attachment failure, report name of
2601 section, and attach to first PT_LOAD segment.
2603 2011-06-28 Ian Lance Taylor <iant@google.com>
2606 * target-select.cc (Target_selector::Target_selector): Add
2607 emulation parameter. Change all callers.
2608 (select_target_by_bfd_name): Rename from select_target_by_name.
2610 (select_target_by_emulation): New function.
2611 (supported_emulation_names): New function.
2612 * target-select.h (class Target_selector): Add emulation_ field.
2613 Update declarations.
2614 (Target_selector::recognize_by_bfd_name): Rename from
2615 recognize_by_name. Change all callers.
2616 (Target_selector::supported_bfd_names): Rename from
2617 supported_names. Change all callers.
2618 (Target_selector::recognize_by_emulation): New function.
2619 (Target_selector::supported_emulations): New function.
2620 (Target_selector::emulation): New function.
2621 (Target_selector::do_recognize_by_bfd_name): Rename from
2622 do_recognize_by_name. Change all callers.
2623 (Target_selector::do_supported_bfd_names): Rename from
2624 do_supported_names. Change all callers.
2625 (Target_selector::do_recognize_by_emulation): New function.
2626 (Target_selector::do_supported_emulations): New function.
2627 (select_target_by_bfd_name): Change name in declaration.
2628 (select_target_by_emulation): Declare.
2629 (supported_emulation_names): Declare.
2630 * parameters.cc (parameters_force_valid_target): Try to find
2631 target based on emulation from -m option.
2632 * options.h (class General_options): Change doc string for -m.
2633 * options.cc (help): Print emulations.
2634 (General_options::parse_V): Likewise.
2635 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2636 Add emulation parameter. Change all callers.
2638 2011-06-28 Ian Lance Taylor <iant@google.com>
2640 * target.h (class Target): Add osabi_ field.
2641 (Target::osabi): New function.
2642 (Target::set_osabi): New function.
2643 (Target::Target): Initialize osabi_.
2644 (Target::do_adjust_elf_header): Make pure virtual.
2645 (Sized_target::do_adjust_elf_header): Declare.
2646 * target.cc (Sized_target::do_adjust_elf_header): New function.
2647 (class Sized_target): Instantiate all versions.
2648 * freebsd.h (class Target_freebsd): Remove.
2649 (Target_selector_freebsd::do_recognize): Call set_osabi on
2651 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2652 (Target_selector_freebsd::set_osabi): Remove.
2653 * i386.cc (class Target_i386): Inherit from Sized_target rather
2654 than Target_freebsd.
2655 * x86_64.cc (class Target_x86_64): Likewise.
2657 2011-06-28 Ian Lance Taylor <iant@google.com>
2659 * target.h (Target::can_check_for_function_pointers): Rewrite.
2661 (Target::can_icf_inline_merge_sections): Likewise.
2662 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2663 (Target::Target_info): Add can_icf_inline_merge_sections field.
2664 (Target::do_can_check_for_function_pointers): New virtual
2666 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2667 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2668 from can_check_for_function_pointers, move in file.
2669 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2670 section_may_have_icf_unsafe_poineters, move in file.
2671 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2672 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2673 Rename from can_check_for_function_pointers, move in file.
2674 (Target_i386::can_icf_inline_merge_sections): Remove.
2675 (Target_i386::i386_info): Initialize
2676 can_icf_inline_merge_sections.
2677 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2678 Initialize can_icf_inline_merge_sections.
2679 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2680 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2681 Rename from can_check_for_function_pointers, move in file.
2682 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2683 (Target_x86_64::x86_64_info): Initialize
2684 can_icf_inline_merge_sections.
2685 * testsuite/testfile.cc (Target_test::test_target_info):
2687 * icf.cc (get_section_contents): Correct formatting.
2689 2011-06-27 Ian Lance Taylor <iant@google.com>
2691 * symtab.cc (Symbol::versioned_name): New function.
2692 (Symbol_table::add_to_final_symtab): Use versioned_name when
2694 (Symbol_table::sized_write_symbol): Likewise.
2695 * symtab.h (class Symbol): Declare versioned_name.
2696 * stringpool.h (class Stringpool_template): Add variant of add
2697 which takes a std::basic_string.
2698 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2699 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2700 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2701 (ver_test_12.o): New target.
2702 * testsuite/Makefile.in: Rebuild.
2704 2011-06-27 Doug Kwan <dougkwan@google.com>
2706 * arm.cc (Arm_relocate_functions::thm_jump8,
2707 Arm_relocate_functions::thm_jump11): Use a wider signed
2708 type to compute offset.
2709 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2711 * testsuite/Makefile.in: Regenerate.
2712 * testsuite/arm_branch_in_range.sh: Check test results of
2713 arm_thm_jump11 and arm_thm_jump8.
2714 * testsuite/arm_thm_jump11.s: New test source file.
2715 * testsuite/arm_thm_jump11.t: New linker script.
2716 * testsuite/arm_thm_jump8.s: New test source file.
2717 * testsuite/arm_thm_jump8.t: New linker script.
2719 2011-06-24 Ian Lance Taylor <iant@google.com>
2721 * layout.cc: Include "object.h".
2722 (ctors_sections_in_init_array): New static variable.
2723 (Layout::is_ctors_in_init_array): New function.
2724 (Layout::layout): Add entry to ctors_sections_in_init_array if
2726 * layout.h (class Layout): Declare is_ctors_in_init_array.
2727 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2728 is_ctors_reverse_view is set.
2729 (Sized_relobj_file::write_sections): Add layout parameter. Change
2730 all callers. Set is_ctors_reverse_view field of View_size.
2731 (Sized_relobj_file::reverse_words): New function.
2732 * object.h (Sized_relobj_file::View_size): Add
2733 is_ctors_reverse_view field.
2734 (class Sized_relobj_file): Update declarations.
2735 * testsuite/initpri3.c: New test.
2736 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2738 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2739 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2740 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2741 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2742 * testsuite/Makefile.in: Rebuild.
2744 2011-06-24 Cary Coutant <ccoutant@google.com>
2746 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2747 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2748 (debug_msg_cdebug.err): New targets.
2749 * testsuite/Makefile.in: Regenerate.
2750 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2751 Fix checks for link with shared library.
2753 2011-06-24 Doug Kwan <dougkwan@google.com>
2755 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2756 skip empty text sections.
2757 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2759 2011-06-22 Ian Lance Taylor <iant@google.com>
2762 * options.h (class General_options): Add --ctors-in-init-array.
2763 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2764 friends as SHT_PROGBITS for merging sections.
2765 (Layout::layout): Remove special handling of .init_array and
2766 friends. Don't sort if doing relocatable link. Sort for .ctors
2767 and .dtors if ctors_in_init_array.
2768 (Layout::make_output_section): Force correct section types for
2769 .init_array and friends. Don't sort if doing relocatable link,
2770 Don't sort .ctors and .dtors if ctors_in_init_array.
2771 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2772 (Layout::output_section_name): Add relobj parameter. Change all
2773 callers. Handle .ctors. and .dtors. in code rather than table.
2774 Handle .ctors and .dtors if ctors_in_init_array.
2775 (Layout::match_file_name): New function, moved from output.cc.
2776 * layout.h (class Layout): Update declarations.
2777 * output.cc: Include "layout.h".
2778 (Input_section_sort_entry::get_priority): New function.
2779 (Input_section_sort_entry::match_file_name): Just call
2780 Layout::match_file_name.
2781 (Output_section::Input_section_sort_init_fini_compare::operator()):
2782 Handle .ctors and .dtors. Sort by explicit priority rather than
2784 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2785 * testsuite/initpri2.c: New test.
2786 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2787 (check_PROGRAMS): Add initpri2.
2788 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2789 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2790 * configure, testsuite/Makefile.in: Rebuild.
2792 2011-06-19 Ian Lance Taylor <iant@google.com>
2795 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2796 .interp section to a PT_INTERP segment even if we have seen a
2797 --dynamic-linker option. Don't do it if we have seen a PHDRS
2798 clause in a linker script.
2799 (Layout::finalize): Don't create a .interp section if we've
2800 already create a PT_INTERP segment.
2801 (Layout::create_interp): Always call choose_output_section (revert
2802 patch of 2011-06-17). Don't create PT_INTERP segment.
2803 * script-sections.cc
2804 (Script_sections::create_note_and_tls_segments): Add a .interp
2805 section to a PT_INTERP segment even if we have seen a
2806 --dynamic-linker option.
2808 2011-06-18 Ian Lance Taylor <iant@google.com>
2810 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2811 merely because a non-PT_LOAD segment has a dynamic reloc.
2813 2011-06-18 Ian Lance Taylor <iant@google.com>
2815 * layout.cc (Layout::finish_dynamic_section): Don't create
2816 DT_FLAGS entry if not needed.
2818 2011-06-18 Ian Lance Taylor <iant@google.com>
2821 * layout.cc (Layout::layout_eh_frame): Correct handling of
2822 writable .eh_frame section.
2824 2011-06-17 Ian Lance Taylor <iant@google.com>
2827 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2828 symbol is redefined with the exact same object and value.
2830 2011-06-17 Ian Lance Taylor <iant@google.com>
2833 * layout.h (class Layout): Add interp_segment_ field.
2834 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2835 (Layout::attach_allocated_section_to_segment): If making shared
2836 library, put .interp section in PT_INTERP segment.
2837 (Layout::finalize): Also call create_interp if -dynamic-linker
2839 (Layout::create_interp): Assert that there is no PT_INTERP
2840 segment. If not using a SECTIONS clause, use make_output_section.
2841 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2842 * script-sections.cc
2843 (Script_sections::create_note_and_tls_segments): If making shared
2844 library, put .interp section in PT_INTERP segment.
2846 2011-06-17 Ian Lance Taylor <iant@google.com>
2848 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2849 when making a shared library.
2851 2011-06-17 Ian Lance Taylor <iant@google.com>
2853 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2854 parameter. Change all callers. Don't issue warning about PC32
2855 against locally defined symbol.
2857 2011-06-16 Ian Lance Taylor <iant@google.com>
2859 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2860 occurs in same object.
2862 2011-06-14 Alan Modra <amodra@gmail.com>
2864 * po/POTFILES.in: Regenerate.
2866 2011-06-09 Ian Lance Taylor <iant@google.com>
2868 * script-sections.cc
2869 (Orphan_output_section::set_section_addresses): For a relocatable
2870 link set address to 0.
2872 2011-06-09 Cary Coutant <ccoutant@google.com>
2875 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2876 used with --compress-debug-sections.
2877 * gold/object.cc (Sized_relobj_file::do_layout): Report
2878 uncompressed size of compressed input sections.
2880 2011-06-08 Cary Coutant <ccoutant@google.com>
2883 * testsuite/two_file_test_2_v1.cc: Change initialization of
2884 v2 to keep it in .data.
2886 2011-06-07 Cary Coutant <ccoutant@google.com>
2888 * common.cc (Symbol_table::do_allocate_commons_list): Call
2890 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2891 (Errors::fallback): New function.
2892 (gold_fallback): New function.
2893 * errors.h (Errors::fallback): New function.
2894 * gold.cc (gold_exit): Change status parameter to enum; adjust
2896 (queue_initial_tasks): Call gold_fallback.
2897 * gold.h: Include cstdlib.
2898 (Exit_status): New enum type.
2899 (gold_exit): Change status parameter to enum.
2900 (gold_fallback): New function.
2901 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2902 (Layout::create_symtab_sections): Likewise.
2903 (Layout::create_shdrs): Likewise.
2904 * main.cc (main): Adjust call to gold_exit.
2905 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2906 (Output_data_got::add_got_entry_pair): Likewise.
2907 (Output_section::add_input_section): Likewise.
2908 (Output_section::add_output_section_data): Likewise.
2909 (Output_segment::set_section_list_addresses): Likewise.
2910 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2912 2011-06-07 Cary Coutant <ccoutant@google.com>
2914 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2915 for incremental links.
2916 * output.cc (Output_segment::set_section_list_addresses): Remove
2917 FIXME and test for TLS or BSS.
2919 2011-06-07 Cary Coutant <ccoutant@google.com>
2921 * testsuite/Makefile.am: Add incremental_copy_test,
2922 incremental_common_test_1.
2923 * testsuite/Makefile.in: Regenerate.
2924 * testsuite/common_test_1_v1.c: New source file.
2925 * testsuite/common_test_1_v2.c: New source file.
2926 * testsuite/copy_test_v1.cc: New source file.
2928 2011-06-07 Cary Coutant <ccoutant@google.com>
2930 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2931 update, allocate common from bss section's free list.
2932 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2933 linker-defined symbols.
2934 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2935 Skip GOT and PLT entries that are no longer referenced.
2936 (Output_section_incremental_inputs::write_info_blocks): Mark
2937 linker-defined symbols.
2938 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2939 * output.cc (Output_section::allocate): New function.
2940 * output.h (Output_section::allocate): New function.
2941 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2942 linker-defined symbols.
2943 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2944 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2945 (Symbol::init_base_output_data): Likewise.
2946 (Symbol::init_base_output_segment): Likewise.
2947 (Symbol::init_base_constant): Likewise.
2948 (Sized_symbol::init_output_data): Likewise.
2949 (Sized_symbol::init_output_segment): Likewise.
2950 (Sized_symbol::init_constant): Likewise.
2951 (Symbol_table::do_define_in_output_data): Likewise.
2952 (Symbol_table::do_define_in_output_segment): Likewise.
2953 (Symbol_table::do_define_as_constant): Likewise.
2954 * symtab.h (Symbol::is_predefined): New function.
2955 (Symbol::init_base_output_data): Add is_predefined parameter.
2956 (Symbol::init_base_output_segment): Likewise.
2957 (Symbol::init_base_constant): Likewise.
2958 (Symbol::is_predefined_): New data member.
2959 (Sized_symbol::init_output_data): Add is_predefined parameter.
2960 (Sized_symbol::init_output_segment): Likewise.
2961 (Sized_symbol::init_constant): Likewise.
2962 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2964 2011-06-07 Cary Coutant <ccoutant@google.com>
2966 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2967 instead of emit_copy_reloc.
2968 (Copy_relocs::emit_copy_reloc): Refactor.
2969 (Copy_relocs::make_copy_reloc): New function.
2970 (Copy_relocs::add_copy_reloc): Remove.
2971 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2973 (Copy_relocs::make_copy_reloc): New function.
2974 (Copy_relocs::add_copy_reloc): Remove.
2975 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2976 unchanged input files.
2977 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2978 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2979 Reserve BSS space for COPY relocations.
2980 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2981 (Output_section_incremental_inputs::write_info_blocks): Record
2982 whether a symbol is copied from a shared object.
2983 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2984 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2985 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2986 (Incremental_input_entry_reader::get_output_symbol_index): Add
2988 (Incremental_binary::emit_copy_relocs): New function.
2989 (Incremental_binary::do_emit_copy_relocs): New function.
2990 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2992 (Sized_incremental_binary::add_copy_reloc): New function.
2993 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2994 (Sized_incremental_binary::Copy_reloc): New struct.
2995 (Sized_incremental_binary::Copy_relocs): New typedef.
2996 (Sized_incremental_binary::copy_relocs_): New data member.
2997 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2998 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2999 * target.h (Sized_target::emit_copy_reloc): New function.
3000 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
3002 2011-06-02 Cary Coutant <ccoutant@google.com>
3005 * gold/archive.cc (Archive::Archive): Initialize new data member.
3006 (Archive::include_all_members): Return if archive has already been
3008 * gold/archive.h (Archive::include_all_members_): New data member.
3010 2011-06-02 Nick Clifton <nickc@redhat.com>
3012 * dynobj.h: Fix spelling mistake in comment.
3013 * output.cc: Likewise.
3015 2011-05-31 Doug Kwan <dougkwan@google.com>
3019 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
3020 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
3021 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
3022 redundant arm_exidx_test.so.
3023 * testsuite/Makefile.in: Regenerate.
3024 (check_SCRIPTS): Add pr12826.sh
3025 (check_DATA): Add pr12826.stdout
3026 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
3027 * testsuite/pr12826.sh: New file.
3028 * testsuite/pr12826_1.s: Ditto.
3029 * testsuite/pr12826_1.s: Ditto.
3031 2011-05-30 Ian Lance Taylor <iant@google.com>
3033 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
3036 2011-05-29 Ian Lance Taylor <iant@google.com>
3039 * testsuite/Makefile.am: Use different file name for two_file_test
3040 temporary file for each incremental test.
3041 * testsuite/Makefile.in: Rebuild.
3043 2011-05-29 Ian Lance Taylor <iant@google.com>
3045 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
3046 binary input file is empty.
3048 2011-05-27 Ian Lance Taylor <iant@google.com>
3050 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
3051 (ver_test_9.so): Likewise.
3052 * testsuite/Makefile.in: Rebuild.
3054 2011-05-26 Cary Coutant <ccoutant@google.com>
3056 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
3057 * incremental.cc (Incremental_inputs::report_input_section): Fix
3058 comment, indentation.
3059 (Incremental_inputs::report_comdat_group): New function.
3060 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3061 of data for incremental input file entry.
3062 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
3063 group count, COMDAT group signatures.
3064 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3065 an unchanged input file.
3066 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3067 Initialize new data member.
3068 (Incremental_object_entry::add_comdat_group): New function.
3069 (Incremental_object_entry::get_comdat_group_count): New function.
3070 (Incremental_object_entry::get_comdat_signature_key): New function.
3071 (Incremental_object_entry::groups_): New data member.
3072 (Incremental_inputs::report_comdat_group): New function.
3073 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3074 data for incremental input file entry.
3075 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3076 (Incremental_input_entry_reader::get_input_section): Adjust size of
3077 data for incremental input file entry.
3078 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3079 (Incremental_input_entry_reader::get_comdat_group_signature): New
3081 * object.cc (Sized_relobj::include_section_group): Report kept
3082 COMDAT groups for incremental links.
3084 2011-05-24 David Meyer <pdox@google.com>
3086 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3087 with name parameter. Add found_name parameter.
3088 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3089 * dirsearch.h (class Dirsearch): Update declaration.
3091 2011-05-24 Ian Lance Taylor <iant@google.com>
3093 * archive.cc (Library_base::should_include_member): Pull in object
3094 from archive if it defines the entry symbol.
3095 * parameters.cc (Parameters::entry): New function.
3096 * parameters.h (class Parameters): Declare entry.
3097 * output.h (class Output_file_header): Remove entry_ field.
3098 * output.cc (Output_file_header::Output_file_header): Remove entry
3099 parameter. Change all callers.
3100 (Output_file_header::entry): Use parameters->entry.
3101 * gold.cc (queue_middle_tasks): Likewise.
3102 * plugin.cc (Plugin_hook::run): Likewise.
3104 2011-05-24 Cary Coutant <ccoutant@google.com>
3106 * gold.cc (queue_initial_tasks): Pass incremental base filename
3107 to Output_file::open_base_file; don't print error message.
3108 * incremental-dump.cc (main): Adjust call to
3109 Output_file::open_for_modification.
3110 * incremental-dump.cc (main): Likewise.
3111 * incremental.cc (Incremental_inputs::report_command_line):
3112 Ignore --incremental-base option when comparing command lines.
3113 Ignore parameter when given as separate argument.
3114 * options.h (class General_options): Add --incremental-base.
3115 * output.cc (Output_file::Output_file):
3116 (Output_file::open_base_file): Add base_name and writable parameters;
3117 read base file into new file; print error message here.
3118 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3120 * output.h (Output_file::open_for_modification): Rename to...
3121 (Output_file::open_base_file): ...this; add base_name and
3122 writable parameters; adjust all callers.
3123 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3125 * testsuite/Makefile.am (incremental_test_4): Test
3127 * testsuite/Makefile.in: Regenerate.
3129 2011-05-24 Cary Coutant <ccoutant@google.com>
3131 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3133 * testsuite/Makefile.in: Regenerate.
3134 * testsuite/two_file_test_1_v1.cc: New test source file.
3135 * testsuite/two_file_test_1b_v1.cc: New test source file.
3136 * testsuite/two_file_test_2_v1.cc: New test source file.
3138 2011-05-24 Cary Coutant <ccoutant@google.com>
3140 * dynobj.h (Dynobj::do_dynobj): New function.
3141 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3142 flag and soname for shared objects.
3143 * incremental.cc (Incremental_inputs::report_object): Make
3144 either Incremental_object_entry or Incremental_dynobj_entry; add
3145 soname to string table.
3146 (Incremental_inputs::report_input_section): Add assertion.
3147 (Output_section_incremental_inputs::set_final_data_size): Adjust
3148 type of input file entry for shared libraries; adjust size of
3149 shared library info entry.
3150 (Output_section_incremental_inputs::write_input_files): Write
3151 as_needed flag for shared libraries.
3152 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3153 of input file entry for shared libraries; write soname.
3154 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3155 soname from incremental info.
3156 * incremental.h (enum Incremental_input_flags): Add
3157 INCREMENTAL_INPUT_AS_NEEDED.
3158 (Incremental_input_entry::Incremental_input_entry): Initialize new
3160 (Incremental_input_entry::set_as_needed): New function.
3161 (Incremental_input_entry::as_needed): New function.
3162 (Incremental_input_entry::do_dynobj_entry): New function.
3163 (Incremental_input_entry::as_needed_): New data member.
3164 (Incremental_object_entry::Incremental_object_entry): Don't check
3166 (Incremental_object_entry::do_type): Likewise.
3167 (class Incremental_dynobj_entry): New class.
3168 (Incremental_input_entry_reader::as_needed): New function.
3169 (Incremental_input_entry_reader::get_soname): New function.
3170 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3171 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3172 size of shared library info entry.
3173 * layout.cc (Layout::finish_dynamic_section): Don't test for
3174 incremental link when adding DT_NEEDED entries.
3175 * object.h (Object::Object): Initialize new data member.
3176 (Object::dynobj): New function.
3177 (Object::set_as_needed): New function.
3178 (Object::as_needed): New function.
3179 (Object::do_dynobj): New function.
3180 (Object::as_needed_): New data member.
3182 2011-05-24 Cary Coutant <ccoutant@google.com>
3184 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3185 info; adjust display of GOT entries.
3186 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3187 vector of input objects; remove file_status_.
3188 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3189 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3190 got_plt reader; call target hooks to reserve GOT entries.
3191 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3192 of input file info header and GOT info entry.
3193 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3195 (Got_plt_view_info::got_descriptor): Remove.
3196 (Got_plt_view_info::sym_index): New data member.
3197 (Got_plt_view_info::input_index): New data member.
3198 (Local_got_offset_visitor::visit): Write input file index.
3199 (Global_got_offset_visitor::visit): Write 0 for input file index.
3200 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3201 with sym_index and input_index.
3202 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3203 incremental info GOT entry; replace got_descriptor with input_index.
3204 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3205 map from input file index to object.
3206 (Sized_relobj_incr::do_layout): Replace direct data member reference
3207 with accessor function.
3208 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3209 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3210 Adjust size of input file info header.
3211 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3212 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3213 (Incremental_input_entry_reader::get_input_section): Adjust size of
3214 input file info header.
3215 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3216 of incremental info GOT entry.
3217 (Incremental_got_plt_reader::get_got_desc): Remove.
3218 (Incremental_got_plt_reader::get_got_symndx): New function.
3219 (Incremental_got_plt_reader::get_got_input_index): New function.
3220 (Sized_incremental_binary::Sized_incremental_binary): Remove
3221 file_status_; add input_objects_.
3222 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3223 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3224 (Sized_incremental_binary::file_is_unchanged): Remove.
3225 (Sized_incremental_binary::set_input_object): New function.
3226 (Sized_incremental_binary::input_object): New function.
3227 (Sized_incremental_binary::file_status_): Remove.
3228 (Sized_incremental_binary::input_objects_): New data member.
3229 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3231 (Sized_relobj_incr::invalid_address): Move to base class.
3232 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3234 (Sized_relobj_incr::do_output_section_offset): Likewise.
3235 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3236 (Sized_relobj_incr::section_offsets_): Likewise.
3237 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3239 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3240 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3241 with accessor function.
3242 (Sized_relobj_file::do_layout): Likewise.
3243 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3244 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3245 (Sized_relobj_file::compute_final_local_value): Replace refs to
3246 section_offsets_ with accessor function.
3247 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3248 * object.h (Relobj::Relobj): Initialize new data members.
3249 (Relobj::add_dyn_reloc): New function.
3250 (Relobj::first_dyn_reloc): New function.
3251 (Relobj::dyn_reloc_count): New function.
3252 (Relobj::first_dyn_reloc_): New data member.
3253 (Relobj::dyn_reloc_count_): New data member.
3254 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3256 (Sized_relobj::Address): New typedef.
3257 (Sized_relobj::invalid_address): Move here from child class.
3258 (Sized_relobj::Sized_relobj): Initialize new data members.
3259 (Sized_relobj::sized_relobj): New function.
3260 (Sized_relobj::is_output_section_offset_invalid): Move here from
3262 (Sized_relobj::get_output_section_offset): Likewise.
3263 (Sized_relobj::local_has_got_offset): Likewise.
3264 (Sized_relobj::local_got_offset): Likewise.
3265 (Sized_relobj::set_local_got_offset): Likewise.
3266 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3267 (Sized_relobj::clear_got_offsets): New function.
3268 (Sized_relobj::section_offsets): Move here from child class.
3269 (Sized_relobj::do_output_section_offset): Likewise.
3270 (Sized_relobj::do_set_section_offset): Likewise.
3271 (Sized_relobj::Local_got_offsets): Likewise.
3272 (Sized_relobj::local_got_offsets_): Likewise.
3273 (Sized_relobj::section_offsets_): Likewise.
3274 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3276 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3278 (Sized_relobj_file::sized_relobj): New function
3279 (Sized_relobj_file::local_has_got_offset): Move to base class.
3280 (Sized_relobj_file::local_got_offset): Likewise.
3281 (Sized_relobj_file::set_local_got_offset): Likewise.
3282 (Sized_relobj_file::get_output_section_offset): Likewise.
3283 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3284 (Sized_relobj_file::do_output_section_offset): Likewise.
3285 (Sized_relobj_file::do_set_section_offset): Likewise.
3286 (Sized_relobj_file::Local_got_offsets): Likewise.
3287 (Sized_relobj_file::local_got_offsets_): Likewise.
3288 (Sized_relobj_file::section_offsets_): Likewise.
3289 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3291 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3292 (Output_reloc::get_symbol_index): Likewise.
3293 (Output_reloc::local_section_offset): Likewise.
3294 (Output_reloc::get_address): Likewise.
3295 (Output_reloc::symbol_value): Likewise.
3296 (Output_data_got::reserve_slot): Move to class definition.
3297 (Output_data_got::reserve_local): New function.
3298 (Output_data_got::reserve_slot_for_global): Remove.
3299 (Output_data_got::reserve_global): New function.
3300 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3301 (all constructors, two instantiations).
3302 (Output_reloc::get_relobj): New function (two instantiations).
3303 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3304 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3305 (Output_data_reloc::add_global): Adjust type of relobj.
3306 (Output_data_reloc::add_global_relative): Likewise.
3307 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3308 (Output_data_reloc::add_local): Likewise.
3309 (Output_data_reloc::add_local_relative): Likewise.
3310 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3311 (Output_data_reloc::add_local_section): Likewise.
3312 (Output_data_reloc::add_output_section): Likewise.
3313 (Output_data_reloc::add_absolute): Likewise.
3314 (Output_data_reloc::add_target_specific): Likewise.
3315 (Output_data_got::reserve_slot): Move definition here.
3316 (Output_data_got::reserve_local): New function.
3317 (Output_data_got::reserve_global): New function.
3318 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3319 section_offsets_ with accessor function.
3320 (Sized_relobj_file::write_sections): Likewise.
3321 (Sized_relobj_file::do_relocate_sections): Likewise.
3322 * target.h (Sized_target::reserve_local_got_entry): New function.
3323 (Sized_target::reserve_global_got_entry): New function.
3324 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3325 (Target_x86_64::reserve_global_got_entry): New function.
3326 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3328 2011-05-23 Cary Coutant <ccoutant@google.com>
3330 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3331 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3332 bit when checking got_type.
3333 * incremental.cc (Sized_incremental_binary::setup_readers):
3334 Store symbol table and string table locations; initialize bit vector
3335 of file status flags.
3336 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3338 (Sized_incremental_binary::do_process_got_plt): New function.
3339 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3340 (Output_section_incremental_inputs::set_final_data_size): Record
3341 file index for each input file.
3342 (Output_section_incremental_inputs::write_got_plt): Store file index
3343 instead of input entry offset for each GOT entry.
3345 (Incremental_input_entry::Incremental_input_entry): Initialize new
3347 (Incremental_input_entry::set_offset): Store file index.
3348 (Incremental_input_entry::get_file_index): New function.
3349 (Incremental_input_entry::file_index_): New data member.
3350 (Incremental_binary::process_got_plt): New function.
3351 (Incremental_binary::do_process_got_plt): New function.
3352 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3354 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3355 (Sized_incremental_binary::set_file_is_unchanged): New function.
3356 (Sized_incremental_binary::file_is_unchanged): New function.
3357 (Sized_incremental_binary::do_process_got_plt): New function.
3358 (Sized_incremental_binary::file_status_): New data member.
3359 (Sized_incremental_binary::main_symtab_loc_): New data member.
3360 (Sized_incremental_binary::main_strtab_loc_): New data member.
3361 * output.cc (Output_data_got::Got_entry::write): Add case
3363 (Output_data_got::add_global): Call add_got_entry.
3364 (Output_data_got::add_global_plt): Likewise.
3365 (Output_data_got::add_global_with_rel): Likewise.
3366 (Output_data_got::add_global_with_rela): Likewise.
3367 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3368 (Output_data_got::add_global_pair_with_rela): Likewise.
3369 (Output_data_got::add_local): Call add_got_entry.
3370 (Output_data_got::add_local_plt): Likewise.
3371 (Output_data_got::add_local_with_rel): Likewise.
3372 (Output_data_got::add_local_with_rela): Likewise.
3373 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3374 (Output_data_got::add_local_pair_with_rela): Likewise.
3375 (Output_data_got::reserve_slot): New function.
3376 (Output_data_got::reserve_slot_for_global): New function.
3377 (Output_data_got::add_got_entry): New function.
3378 (Output_data_got::add_got_entry_pair): New function.
3379 (Output_section::add_output_section_data): Edit FIXME.
3381 (Output_section_data_build::Output_section_data_build): New
3382 constructor with size parameter.
3383 (Output_data_space::Output_data_space): Likewise.
3384 (Output_data_got::Output_data_got): Initialize new data member; new
3385 constructor with size parameter.
3386 (Output_data_got::add_constant): Call add_got_entry.
3387 (Output_data_got::reserve_slot): New function.
3388 (Output_data_got::reserve_slot_for_global): New function.
3389 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3390 (Output_data_got::add_got_entry): New function.
3391 (Output_data_got::add_got_entry_pair): New function.
3392 (Output_data_got::free_list_): New data member.
3393 * target.h (Sized_target::init_got_plt_for_update): New function.
3394 (Sized_target::register_global_plt_entry): New function.
3395 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3396 Initialize new data member; call init; add constructor with PLT count.
3397 (Output_data_plt_x86_64::init): New function.
3398 (Output_data_plt_x86_64::add_relocation): New function.
3399 (Output_data_plt_x86_64::reserve_slot): New function.
3400 (Output_data_plt_x86_64::free_list_): New data member.
3401 (Target_x86_64::init_got_plt_for_update): New function.
3402 (Target_x86_64::register_global_plt_entry): New function.
3403 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3404 incremental updates.
3405 (Output_data_plt_x86_64::add_relocation): New function.
3406 * testsuite/object_unittest.cc (Object_test): Set default options.
3408 2011-05-16 Ian Lance Taylor <iant@google.com>
3410 * options.h (class General_options): Make -i a synonym for -r.
3412 2011-05-16 Ian Lance Taylor <iant@google.com>
3414 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3416 2011-05-10 Cary Coutant <ccoutant@google.com>
3418 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3421 2011-05-06 Ian Lance Taylor <iant@google.com>
3423 * layout.cc (Layout::layout): If the output section flags change,
3424 update the ordering.
3426 2011-04-25 Cary Coutant <ccoutant@google.com>
3428 * incremental-dump.cc (dump_incremental_inputs): Print local
3429 symbol info for each input file.
3431 (Output_section_incremental_inputs::set_final_data_size): Add local
3432 symbol info to input file entries in incremental info.
3433 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3434 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3435 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3436 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3438 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3439 (Sized_incr_relobj::do_relocate): Write the local symbols.
3440 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3441 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3442 Adjust size of input file header.
3443 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3444 (Incremental_inputs_reader::get_local_symbol_count): New function.
3445 (Incremental_inputs_reader::get_input_section): Adjust size of input
3447 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3448 (Sized_incr_relobj::This): New typedef.
3449 (Sized_incr_relobj::sym_size): New const data member.
3450 (Sized_incr_relobj::Local_symbol): New struct.
3451 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3452 (Sized_incr_relobj::do_local_symbol_offset): New function.
3453 (Sized_incr_relobj::local_symbol_count_): New data member.
3454 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3455 (Sized_incr_relobj::local_symbol_index_): New data member.
3456 (Sized_incr_relobj::local_symbol_offset_): New data member.
3457 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3458 (Sized_incr_relobj::local_symbols_): New data member.
3459 * object.h (Relobj::output_local_symbol_count): New function.
3460 (Relobj::local_symbol_offset): New function.
3461 (Relobj::do_output_local_symbol_count): New function.
3462 (Relobj::do_local_symbol_offset): New function.
3463 (Sized_relobj::do_output_local_symbol_count): New function.
3464 (Sized_relobj::do_local_symbol_offset): New function.
3466 2011-04-22 Vladimir Simonov <sv@sw.ru>
3468 * descriptors.cc (set_close_on_exec): New function.
3469 (Descriptors::open): Use set_close_on_exec.
3470 * output.cc (S_ISLNK): Define if not defined.
3472 2011-04-22 Cary Coutant <ccoutant@google.com>
3474 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3476 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3477 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3478 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3480 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3481 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3482 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3484 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3486 (Incremental_binary::apply_incremental_relocs): New function.
3487 (Incremental_binary::do_apply_incremental_relocs): New function.
3488 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3490 (Sized_incremental_binary::add_global_symbol): New function.
3491 (Sized_incremental_binary::global_symbol): New function.
3492 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3493 (Sized_incremental_binary::symbol_map_): New data member.
3494 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3495 * target.h (Sized_target::apply_relocation): New function.
3496 * target-reloc.h (apply_relocation): New function.
3497 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3499 2011-04-22 Doug Kwan <dougkwan@google.com>
3501 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3502 flag of a SHT_ARM_EXIDX section.
3503 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3504 * testsuite/Makefile.in: Regenerate.
3505 * testsuite/arm_exidx_test.s: New file.
3506 * testsuite/arm_exidx_test.sh: Same.
3508 2011-04-20 Cary Coutant <ccoutant@google.com>
3511 * archive.h (Incremental_archive_entry::Archive_member):
3512 Initialize arg_serial_ (second constructor).
3514 2011-04-17 Ian Lance Taylor <iant@google.com>
3516 * object.cc (Relocate_info::location): Simplify location string.
3517 * errors.cc (Errors::error_at_location): Don't print program
3519 (Errors::warning_at_location): Likewise.
3520 (Errors::undefined_symbol): Likewise.
3521 * testsuite/debug_msg.sh: Update accordingly.
3523 2011-04-14 Cary Coutant <ccoutant@google.com>
3525 * gold/layout.cc (Layout::symtab_section_offset): New function.
3526 * gold/layout.h (Layout::symtab_section_offset): New function.
3527 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3529 2011-04-12 Ian Lance Taylor <iant@google.com>
3531 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3532 with MREMAP_MAYMOVE.
3533 * output.h (class Output_file): Add map_is_allocated_ field.
3534 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3535 not available, provide stubs. If mremap is not available, #define
3537 (MREMAP_MAYMOVE): Define if not defined.
3538 (Output_file::Output_file): Initialize map_is_allocated_.
3539 (Output_file::resize): Check map_is_allocated_.
3540 (Output_file::map_anonymous): If mmap fails, use malloc.
3541 (Output_file::unmap): Don't do anything for an anonymous map.
3542 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3543 is not available, provide stubs.
3544 (File_read::View::~View): Use free rather than delete[].
3545 (File_read::make_view): Use malloc rather than new[]. If mmap
3547 (File_read::find_or_make_view): Use malloc rather than new[].
3548 * gold.h: Remove HAVE_REMAP code.
3549 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3550 exists. Rename mremap to gold_mremap. If mmap is not available
3552 * configure, config.in: Rebuild.
3554 2011-04-11 Ian Lance Taylor <iant@google.com>
3556 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3557 initialize local variable v.
3559 2011-04-11 Cary Coutant <ccoutant@google.com>
3561 * archive.cc (Archive::include_member): Adjust call to
3563 (Add_archive_symbols::run): Track argument serial numbers.
3564 (Lib_group::include_member): Likewise.
3565 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3566 * archive.h (Incremental_archive_entry::Archive_member):
3567 Initialize arg_serial_.
3568 (Archive_member::arg_serial_): New data member.
3569 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3570 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3572 (Sized_dynobj::do_for_all_local_got_entries): New function.
3573 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3575 * fileread.cc (get_mtime): New function.
3576 * fileread.h (get_mtime): New function.
3577 * gold.cc (queue_initial_tasks): Check for incremental update.
3578 (process_incremental_input): New function.
3579 (queue_middle_tasks): Don't force valid target for incremental
3581 * incremental-dump.cc (find_input_containing_global): Adjust
3582 size of symbol info entry.
3583 (dump_incremental_inputs): Dump argument serial number and
3584 in_system_directory flag; bias shndx by 1; print symbol names
3585 when dumping per-file symbol lists; use new symbol info readers.
3587 (Output_section_incremental_inputs:update_data_size): New function.
3588 (Sized_incremental_binary::setup_readers): Setup input readers
3589 for each input file; build maps for files added from libraries
3591 (Sized_incremental_binary::check_input_args): New function.
3592 (Sized_incremental_binary::do_check_inputs): Build map of argument
3593 serial numbers to input arguments.
3594 (Sized_incremental_binary::do_file_has_changed): Rename
3595 do_file_is_unchanged to this; compare file modification times.
3596 (Sized_incremental_binary::do_init_layout): New function.
3597 (Sized_incremental_binary::do_reserve_layout): New function.
3598 (Sized_incremental_binary::do_get_input_reader): Remove.
3599 (Sized_incremental_binary::get_symtab_view): New function.
3600 (Incremental_checker::can_incrementally_link_output_file): Remove.
3601 (Incremental_inputs::report_command_line): Exclude --debug options.
3602 (Incremental_inputs::report_archive_begin): Add parameter; track
3603 argument serial numbers; don't put input file entry for archive
3604 before archive members.
3605 (Incremental_inputs::report_archive_end): Put input file entry
3606 for archive after archive members.
3607 (Incremental_inputs::report_object): Add parameter; track argument
3608 serial numbers and in_system_directory flag.
3609 (Incremental_inputs::report_script): Add parameter; track argument
3611 (Output_section_incremental_inputs::set_final_data_size): Adjust
3612 size of symbol info entry; check for forwarding symbols.
3613 (Output_section_incremental_inputs::write_input_files): Write
3614 in_system_directory flag and argument serial number.
3615 (Output_section_incremental_inputs::write_info_blocks): Map section
3616 indices between incremental info and original input file; store
3617 input section index for each symbol.
3618 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3619 change operator() to visit().
3620 (class Global_got_offset_visitor): Likewise.
3621 (class Global_symbol_visitor_got_plt):
3622 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3624 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3625 (Sized_incr_relobj::do_read_symbols): New function.
3626 (Sized_incr_relobj::do_layout): New function.
3627 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3628 (Sized_incr_relobj::do_add_symbols): New function.
3629 (Sized_incr_relobj::do_should_include_member): New function.
3630 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3631 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3632 (Sized_incr_relobj::do_section_size): New function.
3633 (Sized_incr_relobj::do_section_name): New function.
3634 (Sized_incr_relobj::do_section_contents): New function.
3635 (Sized_incr_relobj::do_section_flags): New function.
3636 (Sized_incr_relobj::do_section_entsize): New function.
3637 (Sized_incr_relobj::do_section_address): New function.
3638 (Sized_incr_relobj::do_section_type): New function.
3639 (Sized_incr_relobj::do_section_link): New function.
3640 (Sized_incr_relobj::do_section_info): New function.
3641 (Sized_incr_relobj::do_section_addralign): New function.
3642 (Sized_incr_relobj::do_initialize_xindex): New function.
3643 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3644 (Sized_incr_relobj::do_read_relocs): New function.
3645 (Sized_incr_relobj::do_gc_process_relocs): New function.
3646 (Sized_incr_relobj::do_scan_relocs): New function.
3647 (Sized_incr_relobj::do_count_local_symbols): New function.
3648 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3649 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3650 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3651 (Sized_incr_relobj::do_relocate): New function.
3652 (Sized_incr_relobj::do_set_section_offset): New function.
3653 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3654 (Sized_incr_dynobj::do_read_symbols): New function.
3655 (Sized_incr_dynobj::do_layout): New function.
3656 (Sized_incr_dynobj::do_add_symbols): New function.
3657 (Sized_incr_dynobj::do_should_include_member): New function.
3658 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3659 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3660 (Sized_incr_dynobj::do_section_size): New function.
3661 (Sized_incr_dynobj::do_section_name): New function.
3662 (Sized_incr_dynobj::do_section_contents): New function.
3663 (Sized_incr_dynobj::do_section_flags): New function.
3664 (Sized_incr_dynobj::do_section_entsize): New function.
3665 (Sized_incr_dynobj::do_section_address): New function.
3666 (Sized_incr_dynobj::do_section_type): New function.
3667 (Sized_incr_dynobj::do_section_link): New function.
3668 (Sized_incr_dynobj::do_section_info): New function.
3669 (Sized_incr_dynobj::do_section_addralign): New function.
3670 (Sized_incr_dynobj::do_initialize_xindex): New function.
3671 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3672 (make_sized_incremental_object): New function.
3673 (Incremental_library::copy_unused_symbols): New function.
3674 (Incremental_library::do_for_all_unused_symbols): New function.
3675 * incremental.h (enum Incremental_input_flags): New type.
3676 (class Incremental_checker): Remove.
3677 (Incremental_input_entry::Incremental_input_entry): Add argument
3679 (Incremental_input_entry::arg_serial): New function.
3680 (Incremental_input_entry::set_is_in_system_directory): New function.
3681 (Incremental_input_entry::is_in_system_directory): New function.
3682 (Incremental_input_entry::arg_serial_): New data member.
3683 (Incremental_input_entry::is_in_system_directory_): New data member.
3684 (class Script_info): Move here from script.h.
3685 (Script_info::Script_info): Add filename parameter.
3686 (Script_info::filename): New function.
3687 (Script_info::filename_): New data member.
3688 (Incremental_script_entry::Incremental_script_entry): Add argument
3690 (Incremental_object_entry::Incremental_object_entry): Likewise.
3691 (Incremental_object_entry::add_input_section): Build list of input
3692 sections with map to original shndx.
3693 (Incremental_object_entry::get_input_section_index): New function.
3694 (Incremental_object_entry::shndx_): New data member.
3695 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3696 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3697 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3699 (Incremental_inputs::report_archive_begin): Likewise.
3700 (Incremental_inputs::report_object): Likewise.
3701 (Incremental_inputs::report_script): Likewise.
3702 (class Incremental_global_symbol_reader): New class.
3703 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3704 and store flags and input file type.
3705 (Incremental_input_entry_reader::arg_serial): New function.
3706 (Incremental_input_entry_reader::type): Extract type from flags.
3707 (Incremental_input_entry_reader::is_in_system_directory): New function.
3708 (Incremental_input_entry_reader::get_input_section_count): Call
3709 accessor function for type.
3710 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3711 function for type; adjust size of global symbol entry.
3712 (Incremental_input_entry_reader::get_global_symbol_count): Call
3713 accessor function for type.
3714 (Incremental_input_entry_reader::get_object_count): Likewise.
3715 (Incremental_input_entry_reader::get_object_offset): Likewise.
3716 (Incremental_input_entry_reader::get_member_count): Likewise.
3717 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3718 (Incremental_input_entry_reader::get_member_offset): Likewise.
3719 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3720 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3721 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3722 (Incremental_input_entry_reader::get_global_symbol_reader): New
3724 (Incremental_input_entry_reader::get_output_symbol_index): New
3726 (Incremental_input_entry_reader::type_): Remove.
3727 (Incremental_input_entry_reader::flags_): New data member.
3728 (Incremental_inputs_reader::input_file_offset): New function.
3729 (Incremental_inputs_reader::input_file_index): New function.
3730 (Incremental_inputs_reader::input_file): Call input_file_offset.
3731 (Incremental_inputs_reader::input_file_at_offset): New function.
3732 (Incremental_relocs_reader::get_r_type): Reformat.
3733 (Incremental_relocs_reader::get_r_shndx): Reformat.
3734 (Incremental_relocs_reader::get_r_offset): Reformat.
3735 (Incremental_relocs_reader::data): New function.
3736 (Incremental_binary::Incremental_binary): Initialize new data members.
3737 (Incremental_binary::check_inputs): Add cmdline parameter.
3738 (Incremental_binary::file_is_unchanged): Remove.
3739 (Input_reader::arg_serial): New function.
3740 (Input_reader::get_unused_symbol_count): New function.
3741 (Input_reader::get_unused_symbol): New function.
3742 (Input_reader::do_arg_serial): New function.
3743 (Input_reader::do_get_unused_symbol_count): New function.
3744 (Input_reader::do_get_unused_symbol): New function.
3745 (Incremental_binary::input_file_count): New function.
3746 (Incremental_binary::get_input_reader): Change signature to use
3747 index instead of filename.
3748 (Incremental_binary::file_has_changed): New function.
3749 (Incremental_binary::get_input_argument): New function.
3750 (Incremental_binary::get_library): New function.
3751 (Incremental_binary::get_script_info): New function.
3752 (Incremental_binary::init_layout): New function.
3753 (Incremental_binary::reserve_layout): New function.
3754 (Incremental_binary::output_file): New function.
3755 (Incremental_binary::do_check_inputs): New function.
3756 (Incremental_binary::do_file_is_unchanged): Remove.
3757 (Incremental_binary::do_file_has_changed): New function.
3758 (Incremental_binary::do_init_layout): New function.
3759 (Incremental_binary::do_reserve_layout): New function.
3760 (Incremental_binary::do_input_file_count): New function.
3761 (Incremental_binary::do_get_input_reader): Change signature.
3762 (Incremental_binary::input_args_map_): New data member.
3763 (Incremental_binary::library_map_): New data member.
3764 (Incremental_binary::script_map_): New data member.
3765 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3767 (Sized_incremental_binary::output_section): New function.
3768 (Sized_incremental_binary::inputs_reader): Add const.
3769 (Sized_incremental_binary::symtab_reader): Add const.
3770 (Sized_incremental_binary::relocs_reader): Add const.
3771 (Sized_incremental_binary::got_plt_reader): Add const.
3772 (Sized_incremental_binary::get_symtab_view): New function.
3773 (Sized_incremental_binary::Inputs_reader): New typedef.
3774 (Sized_incremental_binary::Input_entry_reader): New typedef.
3775 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3776 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3777 (Sized_incremental_binary::do_file_has_changed): New function.
3778 (Sized_incremental_binary::do_init_layout): New function.
3779 (Sized_incremental_binary::do_reserve_layout): New function.
3780 (Sized_input_reader::Inputs_reader): Remove.
3781 (Sized_input_reader::Input_entry_reader): Remove.
3782 (Sized_input_reader::do_arg_serial): New function.
3783 (Sized_input_reader::do_get_unused_symbol_count): New function.
3784 (Sized_input_reader::do_get_unused_symbol): New function.
3785 (Sized_incremental_binary::do_input_file_count): New function.
3786 (Sized_incremental_binary::do_get_input_reader): Change signature;
3787 use index instead of filename.
3788 (Sized_incremental_binary::section_map_): New data member.
3789 (Sized_incremental_binary::input_entry_readers_): New data member.
3790 (class Sized_incr_relobj): New class.
3791 (class Sized_incr_dynobj): New class.
3792 (make_sized_incremental_object): New function.
3793 (class Incremental_library): New class.
3794 * layout.cc (Free_list::num_lists): New static data member.
3795 (Free_list::num_nodes): New static data member.
3796 (Free_list::num_removes): New static data member.
3797 (Free_list::num_remove_visits): New static data member.
3798 (Free_list::num_allocates): New static data member.
3799 (Free_list::num_allocate_visits): New static data member.
3800 (Free_list::init): New function.
3801 (Free_list::remove): New function.
3802 (Free_list::allocate): New function.
3803 (Free_list::dump): New function.
3804 (Free_list::print_stats): New function.
3805 (Layout_task_runner::run): Resize output file for incremental updates.
3806 (Layout::Layout): Initialize new data members.
3807 (Layout::set_incremental_base): New function.
3808 (Layout::init_fixed_output_section): New function.
3809 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3810 incremental updates.
3811 (Layout::create_gold_note): Do not create gold note section for
3812 incremental updates.
3813 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3814 for incremental updates.
3815 (Layout::set_section_offsets): For incremental updates, allocate space
3817 (Layout::create_symtab_sections): Layout with offsets relative to
3818 start of section; for incremental updates, allocate space from free
3820 (Layout::create_shdrs): For incremental updates, allocate space from
3822 (Layout::finish_dynamic_section): For incremental updates, do not
3823 check --as-needed (fixed in subsequent patch).
3824 * layout.h (class Free_list): New class.
3825 (Layout::set_incremental_base): New function.
3826 (Layout::incremental_base): New function.
3827 (Layout::init_fixed_output_section): New function.
3828 (Layout::allocate): New function.
3829 (Layout::incremental_base_): New data member.
3830 (Layout::free_list_): New data member.
3831 * main.cc (main): Print Free_list statistics.
3832 * object.cc (Relobj::finalize_incremental_relocs): Add
3833 clear_counts parameter; clear counts only when clear_counts is set.
3834 (Sized_relobj::Sized_relobj): Initialize new base class.
3835 (Sized_relobj::do_layout): Don't report special sections.
3836 (Sized_relobj::do_for_all_local_got_entries): New function.
3837 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3838 symtab_off to all symbol table offsets.
3839 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3840 * object.h (class Got_offset_list): Move to top of file.
3841 (Object::Object): Allow case where input_file == NULL.
3842 (Object::~Object): Likewise.
3843 (Object::input_file): Assert that input_file != NULL.
3844 (Object::lock): Allow case where input_file == NULL.
3845 (Object::unlock): Likewise.
3846 (Object::is_locked): Likewise.
3847 (Object::token): Likewise.
3848 (Object::release): Likewise.
3849 (Object::is_incremental): New function.
3850 (Object::get_mtime): New function.
3851 (Object::for_all_local_got_entries): New function.
3852 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3853 (Object::set_is_in_system_directory): New function.
3854 (Object::is_in_system_directory): New function.
3855 (Object::do_is_incremental): New function.
3856 (Object::do_get_mtime): New function.
3857 (Object::do_for_all_local_got_entries): New function.
3858 (Object::is_in_system_directory_): New data member.
3859 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3860 (class Sized_relobj_base): New class.
3861 (class Sized_relobj): Derive from Sized_relobj_base.
3862 (class Sized_relobj::Symbols): Redeclare from base class.
3863 (class Sized_relobj::local_got_offset_list): Remove.
3864 (class Sized_relobj::Output_sections): Redeclare from base class.
3865 (class Sized_relobj::do_for_all_local_got_entries): New function.
3866 (class Sized_relobj::write_local_symbols): Add offset parameter.
3867 (class Sized_relobj::local_symbol_offset_): Update comment.
3868 (class Sized_relobj::local_dynsym_offset_): Update comment.
3869 * options.cc (Input_arguments::add_file): Remove const.
3870 * options.h (Input_file_argument::Input_file_argument):
3871 Initialize arg_serial_ (all constructors).
3872 (Input_file_argument::set_arg_serial): New function.
3873 (Input_file_argument::arg_serial): New function.
3874 (Input_file_argument::arg_serial_): New data member.
3875 (Input_arguments::Input_arguments): Initialize file_count_.
3876 (Input_arguments::add_file): Remove const.
3877 (Input_arguments::number_of_input_files): New function.
3878 (Input_arguments::file_count_): New data member.
3879 (Command_line::number_of_input_files): Call
3880 Input_arguments::number_of_input_files.
3881 * output.cc (Output_segment_headers::Output_segment_headers):
3883 (Output_section::Input_section::current_data_size): New function.
3884 (Output_section::Output_section): Initialize new data members.
3885 (Output_section::add_input_section): Don't do merge sections for
3886 an incremental link; allocate space from free list for an
3888 (Output_section::add_output_section_data): Allocate space from
3889 free list for an incremental update.
3890 (Output_section::update_data_size): New function.
3891 (Output_section::set_fixed_layout): New function.
3892 (Output_section::reserve): New function.
3893 (Output_segment::set_section_addresses): Remove const.
3894 (Output_segment::set_section_list_addresses): Remove const; allocate
3895 space from free list for an incremental update.
3896 (Output_segment::set_offset): Adjust size of RELRO segment for an
3898 * output.h (Output_data::current_data_size): Move here from
3900 (Output_data::pre_finalize_data_size): New function.
3901 (Output_data::update_data_size): New function.
3902 (Output_section_headers::update_data_size): new function.
3903 (Output_section_data_build::current_data_size): Move to Output_data.
3904 (Output_data_strtab::update_data_size): New function.
3905 (Output_section::current_data_size): Move to Output_data.
3906 (Output_section::set_fixed_layout): New function.
3907 (Output_section::has_fixed_layout): New function.
3908 (Output_section::reserve): New function.
3909 (Output_section::update_data_size): New function.
3910 (Output_section::has_fixed_layout_): New data member.
3911 (Output_section::free_list_): New data member.
3912 (Output_segment::set_section_addresses): Remove const.
3913 (Output_segment::set_section_list_addresses): Remove const.
3914 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3916 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3918 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3919 parameter when calling Add_symbols constructor; store argument
3920 serial number for members of a lib group.
3921 (Add_symbols::locks): Allow case where token == NULL.
3922 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3923 (Read_member::~Read_member): New function.
3924 (Read_member::is_runnable): New function.
3925 (Read_member::locks): New function.
3926 (Read_member::run): New function.
3927 (Check_script::~Check_script): New function.
3928 (Check_script::is_runnable): New function.
3929 (Check_script::locks): New function.
3930 (Check_script::run): New function.
3931 (Check_library::~Check_library): New function.
3932 (Check_library::is_runnable): New function.
3933 (Check_library::locks): New function.
3934 (Check_library::run): New function.
3935 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3936 (Add_symbols::library_): New data member.
3937 (class Read_member): New class.
3938 (class Check_script): New class.
3939 (class Check_library): New class.
3940 * reloc.cc (Read_relocs::is_runnable): Allow case where
3942 (Read_relocs::locks): Likewise.
3943 (Scan_relocs::locks): Likewise.
3944 (Relocate_task::locks): Likewise.
3945 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3947 (Sized_relobj::incremental_relocs_scan): Fix comment.
3948 (Sized_relobj::do_relocate): Pass output file offset to
3949 write_local_symbols.
3950 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3951 from class declaration.
3952 * script.cc (read_input_script): Allocate Script_info; pass
3953 argument serial number to report_script.
3954 * script.h (class Script_info): Move to incremental.h.
3955 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3956 * symtab.h (Symbol_table::add_from_incrobj): New function.
3957 (Symbol_table::set_file_offset): New function.
3959 2011-04-05 Cary Coutant <ccoutant@google.com>
3961 * incremental-dump.cc (dump_incremental_inputs): Change signature
3962 to take a Sized_incremental_binary; change caller. Use readers
3963 in Sized_incremental_binary.
3965 (Sized_incremental_binary::find_incremental_inputs_sections):
3966 Rename do_find_incremental_inputs_sections to this.
3967 (Sized_incremental_binary::setup_readers): New function.
3968 (Sized_incremental_binary::do_check_inputs): Check
3969 has_incremental_info_ flag; move setup code to setup_readers;
3971 (Sized_incremental_binary::do_file_is_unchanged): New function.
3972 (Sized_incremental_binary::do_get_input_reader): New function.
3973 * incremental.h (class Incremental_binary): Move to end of file.
3974 (Incremental_binary::file_is_unchanged): New function.
3975 (Incremental_binary::do_file_is_unchanged): New function.
3976 (Incremental_binary::Input_reader): New class.
3977 (Incremental_binary::get_input_reader): New function.
3978 (class Sized_incremental_binary): Move to end of file.
3979 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3980 input section reader classes.
3981 (Sized_incremental_binary::has_incremental_info): New function.
3982 (Sized_incremental_binary::inputs_reader): New function.
3983 (Sized_incremental_binary::symtab_reader): New function.
3984 (Sized_incremental_binary::relocs_reader): New function.
3985 (Sized_incremental_binary::got_plt_reader): New function.
3986 (Sized_incremental_binary::do_file_is_unchanged): New function.
3987 (Sized_incremental_binary::Sized_input_reader): New class.
3988 (Sized_incremental_binary::get_input_reader): New function.
3989 (Sized_incremental_binary::find_incremental_inputs_sections):
3990 Rename do_find_incremental_inputs_sections to this.
3991 (Sized_incremental_binary::setup_readers): New function.
3992 (Sized_incremental_binary::has_incremental_info_): New data member.
3993 (Sized_incremental_binary::inputs_reader_): New data member.
3994 (Sized_incremental_binary::symtab_reader_): New data member.
3995 (Sized_incremental_binary::relocs_reader_): New data member.
3996 (Sized_incremental_binary::got_plt_reader_): New data member.
3997 (Sized_incremental_binary::current_input_file_): New data member.
3999 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
4002 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
4005 2011-03-30 Cary Coutant <ccoutant@google.com>
4007 * archive.cc (Archive::include_member): Adjust call to report_object.
4008 (Add_archive_symbols::run): Add script_info to call to
4009 report_archive_begin.
4010 (Lib_group::include_member): Adjust call to report_object.
4011 (Add_lib_group_symbols::run): Adjust call to report_object.
4012 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
4013 blocks. Add object count for script input files.
4014 * incremental.cc (Incremental_inputs::report_archive_begin): Add
4015 script_info parameter; change all callers.
4016 (Incremental_inputs::report_object): Add script_info parameter;
4018 (Incremental_inputs::report_script): Store backpointer to
4019 incremental info entry.
4020 (Output_section_incremental_inputs::set_final_data_size): Record
4021 additional information for scripts.
4022 (Output_section_incremental_inputs::write_info_blocks): Likewise.
4023 * incremental.h (Incremental_script_entry::add_object): New function.
4024 (Incremental_script_entry::get_object_count): New function.
4025 (Incremental_script_entry::get_object): New function.
4026 (Incremental_script_entry::objects_): New data member; adjust
4028 (Incremental_inputs::report_archive_begin): Add script_info parameter.
4029 (Incremental_inputs::report_object): Add script_info parameter.
4030 (Incremental_inputs_reader::get_object_count): New function.
4031 (Incremental_inputs_reader::get_object_offset): New function.
4032 * options.cc (Input_arguments::add_file): Return reference to
4034 * options.h (Input_argument::set_script_info): New function.
4035 (Input_argument::script_info): New function.
4036 (Input_argument::script_info_): New data member; adjust all
4038 (Input_file_group::add_file): Return reference to new input argument.
4039 (Input_file_lib::add_file): Likewise.
4040 (Input_arguments::add_file): Likewise.
4041 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
4042 * script.cc (Parser_closure::Parser_closure): Add script_info
4043 parameter; adjust all callers.
4044 (Parser_closure::script_info): New function.
4045 (Parser_closure::script_info_): New data member.
4046 (read_input_script): Report scripts earlier to incremental info.
4047 (script_add_file): Set script_info in Input_argument.
4048 (script_add_library): Likewise.
4049 * script.h (Script_options::Script_info): Rewrite class.
4051 2011-03-29 Cary Coutant <ccoutant@google.com>
4053 * archive.cc (Library_base::should_include_member): Move
4054 method here from class Archive.
4055 (Archive::Archive): Initialize base class.
4056 (Archive::should_include_member): Move to base class.
4057 (Archive::do_for_all_unused_symbols): New function.
4058 (Add_archive_symbols::run): Remove redundant access to
4060 (Lib_group::Lib_group): Initialize base class.
4061 (Lib_group::do_filename): New function.
4062 (Lib_group::include_member): Pass pointer to Lib_group to
4064 (Lib_group::do_for_all_unused_symbols): New function.
4065 (Add_lib_group_symbols::run): Report archive information for
4067 * archive.h (class Library_base): New base class.
4068 (class Archive): Derive from Library_base.
4069 (Archive::filename): Move to base class.
4070 (Archive::set_incremental_info): Likewise.
4071 (Archive::incremental_info): Likewise.
4072 (Archive::Should_include): Likewise.
4073 (Archive::should_include_member): Likewise.
4074 (Archive::Armap_entry): Remove.
4075 (Archive::Unused_symbol_iterator): Remove.
4076 (Archive::unused_symbols_begin): Remove.
4077 (Archive::unused_symbols_end): Remove.
4078 (Archive::do_filename): New function.
4079 (Archive::do_get_mtime): New function.
4080 (Archive::do_for_all_unused_symbols): New function.
4081 (Archive::task_): Move to base class.
4082 (Archive::incremental_info_): Likewise.
4083 (class Lib_group): Derive from Library_base.
4084 (Lib_group::do_filename): New function.
4085 (Lib_group::do_get_mtime): New function.
4086 (Lib_group::do_for_all_unused_symbols): New function.
4087 (Lib_group::task_): Move to base class.
4088 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4090 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4092 * incremental.cc (Incremental_inputs::report_archive_begin):
4093 Use Library_base; call library's get_mtime; add incremental inputs
4094 entry before members.
4095 (class Unused_symbol_visitor): New class.
4096 (Incremental_inputs::report_archive_end): Use Library_base; use
4097 visitor class to record unused symbols; don't add incremental inputs
4098 entry after members.
4099 (Incremental_inputs::report_object): Use Library_base.
4101 (Incremental_archive_entry::Incremental_archive_entry): Remove
4102 unused Archive parameter.
4103 (Incremental_inputs::report_archive_begin): Use Library_base.
4104 (Incremental_inputs::report_archive_end): Likewise.
4105 (Incremental_inputs::report_object): Likewise.
4106 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4108 * object.h (Object::for_all_global_symbols): New function.
4109 (Object::do_for_all_global_symbols): New function.
4110 (Sized_relobj::do_for_all_global_symbols): New function.
4111 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4113 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4116 2011-03-27 Ian Lance Taylor <iant@google.com>
4118 * archive.cc (Archive::interpret_header): Return -1 if something
4119 goes wrong. Change callers accordingly.
4121 2011-03-25 Cary Coutant <ccoutant@google.com>
4123 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4124 * testsuite/Makefile.in: Regenerate.
4126 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4128 * plugin.cc (get_view): New.
4129 (Plugin::load): Pass get_view to the plugin.
4130 (Plugin_manager::get_view): New.
4132 2011-03-21 Ian Lance Taylor <iant@google.com>
4134 * testsuite/final_layout.sh: Rewrite to not use dc.
4135 * testsuite/relro_test.sh: Fail if dc is not present.
4137 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4139 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4141 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4142 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4144 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4145 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4147 2011-03-14 Ian Lance Taylor <iant@google.com>
4149 * script-sections.cc (Sort_output_sections::script_compare):
4150 Rename from is_before, change return type.
4151 (Sort_output_sections::operator()): Adjust accordingly.
4153 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4156 * testsuite/odr_violation2.cc: Add comment to make all error line
4157 numbers double digits.
4158 * testsuite/debug_msg.sh: Adjust expected errors.
4160 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4162 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4163 but mark earlier ones as non-canonical
4164 (offset_to_iterator): Update search target and example
4165 (do_addr2line): Return extra lines in a vector*
4166 (format_file_lineno): Extract from do_addr2line
4167 (one_addr2line): Add vector* out-param
4168 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4169 when a lineno entry appeared last for its instruction
4170 (Dwarf_line_info): Add vector* out-param
4171 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4172 * symtab.cc (Odr_violation_compare): Include the lineno in the
4174 (linenos_from_loc): New. Combine the canonical line for an
4175 address with its other lines.
4176 (True_if_intersect): New. Helper functor to make
4177 std::set_intersection a query.
4178 (detect_odr_violations): Compare sets of lines instead of just
4179 one line for each function. This became less deterministic, but
4180 has fewer false positives.
4181 * symtab.h: Declarations.
4182 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4183 mix an optimized and non-optimized object in the same binary
4184 (odr_violation2.so): Same.
4185 * testsuite/Makefile.in: Regenerate from Makefile.am.
4186 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4187 * testsuite/debug_msg.sh: Update line numbers and add
4189 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4190 non-optimized context.
4191 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4192 isn't inlined, and use OdrDerived in an optimized context.
4193 * testsuite/odr_header1.h: Defines OdrDerived, where
4194 optimization will change the
4195 first-instruction-in-the-destructor's file and line number.
4196 * testsuite/odr_header2.h: Defines OdrBase.
4198 2011-03-09 Ian Lance Taylor <iant@google.com>
4200 * fileread.cc (File_read::clear_views): Don't delete the whole
4203 2011-03-08 Ian Lance Taylor <iant@google.com>
4206 * fileread.cc: #include <climits>.
4207 (GOLD_IOV_MAX): Define.
4208 (File_read::read_multiple): Limit number of entries by iov_max.
4209 * fileread.h (class File_read): Always set max_readv_entries to
4212 2011-03-07 Ian Lance Taylor <iant@google.com>
4215 * options.h (class General_options): Add -dy and -dn.
4217 2011-03-02 Cary Coutant <ccoutant@google.com>
4219 * testsuite/script_test_9.t: Add TLS segment.
4221 2011-03-02 Simon Baldwin <simonb@google.com>
4223 * configure.ac: Add check for gnu_indirect_function support in
4224 the toolchain building binutils.
4225 * configure: Rebuild.
4227 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4229 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4230 plugin only symbols.
4231 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4232 in plugin files as not needed in the symbol table.
4234 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4236 * output.cc (Output_section::add_input_section): Delay fill
4237 generation for section ordering.
4239 2011-02-09 Ian Lance Taylor <iant@google.com>
4242 * object.h (class Sized_relobj): Remove clear_local_symbols.
4243 * reloc.cc (Sized_relobj::do_relocate): Don't call
4244 clear_local_symbols.
4246 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4248 * plugin.cc (is_visible_from_outside): Return true for symbols
4251 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4253 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4256 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4258 * icf.h (is_section_foldable_candidate): Change type of parameter
4260 * icf.cc (Icf::find_identical_sections): Change type of local variable
4261 section_name to be std::string.
4262 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4264 2011-01-25 Ian Lance Taylor <iant@google.com>
4266 * script.cc (script_add_extern): Rewrite to use
4267 add_symbol_reference.
4269 2011-01-25 Doug Kwan <dougkwan@google.com>
4271 * icf.cc (get_section_contents): Always lock section's object.
4273 2011-01-24 Ian Lance Taylor <iant@google.com>
4275 * options.h (class General_options): Accept
4276 --no-detect-odr-violations.
4278 2011-01-24 Ian Lance Taylor <iant@google.com>
4280 * version.cc (version_string): Bump to 1.11.
4282 2011-01-24 Ian Lance Taylor <iant@google.com>
4284 * plugin.cc (class Plugin_rescan): Define new class.
4285 (Plugin_manager::claim_file): Set any_claimed_.
4286 (Plugin_manager::save_archive): New function.
4287 (Plugin_manager::save_input_group): New function.
4288 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4290 (Plugin_manager::new_undefined_symbol): New function.
4291 (Plugin_manager::rescan): New function.
4292 (Plugin_manager::rescannable_defines): New function.
4293 (Plugin_manager::add_input_file): Set any_added_.
4294 * plugin.h (class Plugin_manager): define new fields rescannable_,
4295 undefined_symbols_, any_claimed_, and any_added_. Declare
4296 Plugin_rescan as friend. Declare new functions.
4297 (Plugin_manager::Rescannable): Define type.
4298 (Plugin_manager::Rescannable_list): Define type.
4299 (Plugin_manager::Undefined_symbol_list): Define type.
4300 (Plugin_manager::Plugin_manager): Initialize new fields.
4301 * archive.cc (Archive::defines_symbol): New function.
4302 (Add_archive_symbols::run): Pass archive to plugins if any.
4303 * archive.h (class Archive): Declare defines_symbol.
4304 * readsyms.cc (Input_group::~Input_group): New function.
4305 (Finish_group::run): Pass input_group to plugins if any.
4306 * readsyms.h (class Input_group): Declare destructor.
4307 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4310 2011-01-10 Ian Lance Taylor <iant@google.com>
4312 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4314 (Layout::set_segment_offsets): Reset increase_relro before calling
4315 set_section_addresses a second time.
4317 2011-01-04 Cary Coutant <ccoutant@google.com>
4319 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4320 sections before NOBITS sections.
4322 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4324 * version.cc (print_version): Update copyright to 2011.
4326 2010-12-23 Cary Coutant <ccoutant@google.com>
4328 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4329 of OS to this->add. Add OD parameter to second form of the function.
4331 2010-12-20 Ian Lance Taylor <iant@google.com>
4333 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4334 second of two consecutive entries with same offset.
4336 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4338 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4339 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4340 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4341 to avoid unneeded links against $(LDADD).
4342 * testsuite/Makefile.in: Regenerate.
4344 2010-12-15 Ian Lance Taylor <iant@google.com>
4347 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4348 for R_X86_64_32 and R_X86_64_PC32.
4349 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4350 ver_matching_def_pic.o.
4351 (ver_matching_def_pic.o): New target.
4353 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4355 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4356 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4357 Move definition before File_read::View member definitions.
4358 (File_read::View::~View): Initialize and hold lock before
4359 updating current_mapped_bytes.
4361 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4363 * dwarf_reader.cc: Remove outdated comment.
4364 * gold-threads.cc: Fix typo in error message.
4365 * archive.cc: Fix typos in comments.
4366 * archive.h: Likewise.
4367 * arm-reloc-property.cc: Likewise.
4368 * arm-reloc-property.h: Likewise.
4369 * arm-reloc.def: Likewise.
4371 * attributes.h: Likewise.
4372 * cref.cc: Likewise.
4373 * ehframe.cc: Likewise.
4374 * fileread.h: Likewise.
4376 * i386.cc: Likewise.
4378 * incremental.h: Likewise.
4379 * int_encoding.cc: Likewise.
4380 * layout.h: Likewise.
4381 * main.cc: Likewise.
4382 * merge.h: Likewise.
4383 * object.cc: Likewise.
4384 * object.h: Likewise.
4385 * options.cc: Likewise.
4386 * readsyms.cc: Likewise.
4387 * reduced_debug_output.cc: Likewise.
4388 * reloc.cc: Likewise.
4389 * script-sections.cc: Likewise.
4390 * sparc.cc: Likewise.
4391 * symtab.h: Likewise.
4392 * target-reloc.h: Likewise.
4393 * target.cc: Likewise.
4394 * target.h: Likewise.
4395 * timer.cc: Likewise.
4396 * timer.h: Likewise.
4397 * x86_64.cc: Likewise.
4399 2010-12-09 Cary Coutant <ccoutant@google.com>
4401 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4403 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4404 parameter; change all callers.
4405 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4406 * options.h (warn_execstack): New option.
4408 2010-12-07 Doug Kwan <dougkwan@google.com>
4410 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4411 like function call relocations.
4413 2010-12-07 Ian Lance Taylor <iant@google.com>
4415 * archive.cc (Archive::get_elf_object_for_member): Permit
4416 punconfigured to be NULL.
4417 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4418 (Archive::include_member): Pass NULL to get_elf_object_for_member
4419 if we searched for the archive and this is the first included
4422 2010-12-01 Ian Lance Taylor <iant@google.com>
4424 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4425 track_relocs_type_ field.
4426 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4427 Set track_relocs_type_.
4428 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4429 contents when using RELA relocs.
4430 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4432 * reloc.cc (Track_relocs::next_addend): New function.
4433 * reloc.h (class Track_relocs): Declare next_addend.
4435 2010-12-01 Ian Lance Taylor <iant@google.com>
4437 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4440 2010-12-01 Ian Lance Taylor <iant@google.com>
4442 * README: Update compilers known to work and fail.
4444 2010-11-23 Matthias Klose <doko@ubuntu.com>
4446 * configure.in: For --enable-gold, handle value `default' instead of
4447 `both*'. Always install ld as ld.bfd, install as ld if gold is
4449 * configure: Regenerate.
4451 2010-11-18 Doug Kwan <dougkwan@google.com>
4453 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4454 and right_alignment to be zero. Store result alignment only if it is
4455 greater than existing alignment.
4457 2010-11-16 Cary Coutant <ccoutant@google.com>
4460 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4461 Check for ".zdebug_line".
4463 2010-11-16 Doug Kwan <dougkwan@google.com>
4464 Cary Coutant <ccoutant@google.com>
4466 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4467 by reference; adjust all callers.
4468 * output.cc (Output_segment::set_section_addresses): Adjust references
4469 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4471 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4472 end at page boundary.
4474 2010-11-16 Cary Coutant <ccoutant@google.com>
4477 * layout.cc (Layout::choose_output_section): Transform names of
4478 compressed sections even when using a script with a SECTIONS clause.
4479 (Layout::output_section_name): Remove code to transform
4480 compressed debug section names.
4481 * output.cc (Output_section::add_input_section): Use uncompressed
4482 section size when tracking input sections.
4484 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4486 * symtab.h (Symbol::NON_PIC_REF): Remove.
4487 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4488 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4489 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4490 (Symbol::use_plt_offset): Take a flags argument and pass it
4491 directly to needs_dynamic_reloc. Restrict check for undefined
4492 weak symbols to function calls.
4493 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4494 (Target_arm::Scan::global): Use it.
4495 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4496 (Target_arm::Relocate::relocate): Likewise.
4497 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4498 parameter with an r_type parameter. Use get_reference_flags
4500 (Target_arm::Relocate::relocate): Update accordingly.
4501 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4502 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4503 (Target_i386::Scan::global): Likewise.
4504 (Target_i386::Relocate::relocate): Likewise.
4505 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4506 parameter with an r_type parameter. Use get_reference_flags
4508 (Target_i386::Relocate::relocate): Update accordingly.
4509 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4510 (Target_powerpc::Scan::global): Use it.
4511 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4512 (Target_powerpc::Relocate::relocate): Likewise.
4513 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4514 (Target_sparc::Scan::global): Use it.
4515 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4516 (Target_sparc::Relocate::relocate): Likewise.
4517 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4518 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4519 (Target_x86_64::Scan::global): Likewise.
4520 (Target_x86_64::Relocate::relocate): Likewise.
4522 2010-11-08 Doug Kwan <dougkwan@google.com>
4523 Cary Coutant <ccoutant@google.com>
4525 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4526 (Arm_exidx_merge_section::section_contents_): New data member.
4527 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4528 (Arm_input_section::~Arm_input_section): De-allocate memory.
4529 (Arm_input_section::original_contents_): New data member.
4530 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4531 in parameters instead of calling Object::section_contents without
4533 (Arm_output_section::group_section): New parameter TASK. Pass it
4534 to callees that need locking objects.
4535 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4536 to lock EXIDX input sections. Fix a formatting issue. Call
4537 Arm_exidx_merged_section::build_contents to create merged section
4539 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4540 to lock object of stub table owner.
4541 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4542 TEXT_SIZE to initialize data member TEXT_SIZE_.
4543 (Arm_exidx_input_section::addralign): Fix typo in comment.
4544 (Arm_exidx_input_section::text_size): New method.
4545 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4546 that require locking objects. Lock objects before scanning for stubs
4547 and updating local symbols.
4548 (Arm_input_section<big_endian>::init): Copy contents of original
4550 (Arm_input_section<big_endian>::do_write): Use saved contents of
4551 original input section instead of calling Object::section_contents
4553 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4554 size without calling Object::section_size().
4555 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4556 for size. Allocate a buffer for merged EXIDX entries.
4557 (Arm_exidx_merged_section::build_contents): New method.
4558 (Arm_exidx_merged_section::do_write): Move merge section contents
4559 building code to Arm_exidx_merged_section::build_contetns. Write
4560 out contetns in buffer instead of building it on the fly.
4561 (Arm_relobj::make_exidx_input_section): Also pass text section size
4562 to Arm_exidx_input_section constructor.
4563 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4564 (Arm_dynobj::do_read_symbols): Fix memory leak.
4565 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4566 * target.h: (class Task): Add forward declaration.
4567 (Target::relax): Add new parameter TASK and pass it to
4569 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4571 2010-11-05 Cary Coutant <ccoutant@google.com>
4574 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4575 object when reading from the file.
4576 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4578 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4579 when reading section contents.
4580 (get_section_contents): Likewise.
4581 (icf::find_identical_sections): Likewise.
4582 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4583 object when reading from the file.
4584 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4585 the object when doing deferred section layout.
4587 2010-11-03 Nick Clifton <nickc@redhat.com>
4590 * script.h (class Symbol_assignment: name): New member. Returns
4591 the name of the symbol.
4592 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4593 Returns true if the given symbol name is on the list of
4594 assignments wating to be processed.
4595 * archive.cc (should_incldue_member): If the symbol is undefined,
4596 check to see if it is on the list of symbols pending assignment.
4598 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4600 * script-sections.cc (Script_sections::find_memory_region): Check
4601 for a NULL output section pointer.
4603 2010-10-29 Doug Kwan <dougkwan@google.com>
4605 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4606 Output_section::add_relaxed_input_section.
4607 * output.cc (Output_section::add_relaxed_input_section): Add new
4608 arguments LAYOUT and NAME. Set section order index.
4609 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4610 Copy section order index.
4611 * output.h (Output_section::add_relaxed_input_section): Add new
4612 arguments LAYOUT and NAME.
4614 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4616 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4617 NATIVE_OR_CROSS_LINKER.
4618 * testsuite/Makefile.in: Regenerate.
4620 2010-10-20 Doug Kwan <dougkwan@google.com>
4622 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4623 without SHF_LINK_ORDER flags.
4624 * layout.cc (Layout::choose_output_section): Do not filter
4625 SHF_LINK_ORDER flag in a relocatable link.
4627 2010-10-17 Cary Coutant <ccoutant@google.com>
4629 * output.h (Output_segment::set_section_addresses): Change function
4630 signature. Update all callers.
4631 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4633 (Output_segment::set_section_addresses): Align after last TLS
4634 section. Add padding before last relro section instead of after.
4636 2010-10-17 Doug Kwan <dougkwan@google.com>
4638 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4639 GOT output section to be writable.
4641 2010-10-14 Cary Coutant <ccoutant@google.com>
4643 * debug.h (DEBUG_INCREMENTAL): New flag.
4644 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4645 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4647 * incremental.cc (report_command_line): Ignore all forms of
4649 * layout.cc (Layout::Layout): Check parameters for incremental link
4651 * options.cc (General_options::parse_incremental): New function.
4652 (General_options::parse_no_incremental): New function.
4653 (General_options::parse_incremental_full): New function.
4654 (General_options::parse_incremental_update): New function.
4655 (General_options::incremental_mode_): New data member.
4656 (General_options::finalize): Check incremental_mode_.
4657 * options.h (General_options): Update help text for --incremental.
4658 Add --no-incremental, --incremental-full, --incremental-update.
4659 (General_options::Incremental_mode): New enum type.
4660 (General_options::incremental_mode): New function.
4661 (General_options::incremental_mode_): New data member.
4662 * parameters.cc (Parameters::incremental_mode_): New data member.
4663 (Parameters::set_options): Set incremental_mode_.
4664 (Parameters::set_incremental_full): New function.
4665 (Parameters::incremental): New function.
4666 (Parameters::incremental_update): New function.
4667 (set_parameters_incremental_full): New function.
4668 * parameters.h (Parameters::set_incremental_full): New function.
4669 (Parameters::incremental): New function.
4670 (Parameters::incremental_update): New function.
4671 (Parameters::incremental_mode_): New data member.
4672 (set_parameters_incremental_full): New function.
4673 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4674 incremental link mode.
4675 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4676 (Sized_relobj::do_relocate_sections): Likewise.
4677 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4679 * testsuite/Makefile.in: Regenerate.
4680 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4682 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4684 * script-sections.h (class Script_sections): Make
4685 Sections_elements typedef public.
4686 * script-sections.cc (class Sort_output_sections): Add elements_
4687 field. Add constructor which sets it; change all callers.
4688 (Sort_output_sections::is_before): New function.
4689 (Sort_output_sections::operator()): Call is_before.
4690 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4692 * testsuite/script_test_10.sh: New test. Test script section
4694 * testsuite/script_test_10.t: Likewise.
4695 * testsuite/script_test_10.s: Likewise.
4696 * testsuite/Makefile.am: Wrap the cross linker tests and the
4697 common tests into NATIVE_OR_CROSS_LINKER.
4698 (check_SCRIPTS): Add script_test_10.sh.
4699 (check_DATA): Add script_test_10.stdout.
4700 (script_test_10.o, script_test_10): New targets.
4701 (script_test_10.stdout): New target.
4702 * configure, testsuite/Makefile.in: Regenerate.
4704 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4706 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4707 error for the deprecated relocations.
4708 (Target_arm::Scan::global): Likewise.
4709 (Target_arm::Relocate::relocate): Likewise.
4711 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4713 * fileread.cc (Input_file::find_file): Initialize *found_name
4714 and *namep when using the fallback search for case 4.
4716 2010-10-11 Cary Coutant <ccoutant@google.com>
4718 * options.h (class General_options): Redefine -z lazy as an alias for
4719 the negation of -z now.
4721 2010-10-11 Ian Lance Taylor <iant@google.com>
4723 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4726 2010-10-06 Nick Clifton <nickc@redhat.com>
4728 * script-sections.cc(class Memory_region): Remove
4729 current_lma_offset_ field. Rename current_vma_offset_ to
4730 current_offset_. Add last_section_ field.
4731 (Memory_region::get_current_vma_address): Rename to
4732 get_current_address.
4733 (Memory_region::get_current_lma_address): Delete.
4734 (Memory_region::increment_vma_offset): Rename to
4736 (Memory_region::increment_lma_offset): Delete.
4737 (Memory_region::attributes_compatible): New method. Returns
4738 true if the provided section is compatible with the region.
4739 (Memory_region::get_last_section): New method. Returns the last
4740 section to use the region.
4741 (Memory_region::set_last_section): New method. Stores the last
4742 section to use the region.
4743 (Script_sections::block_in_region): New method. Returns true if
4744 a block of memory is contained within a region.
4745 (Script_sections::find_memory_region): New method. Locates a
4746 memory region to be used to set a VMA or LMA address.
4747 (Output_section_definition::set_section_addresses): Add code to
4748 check for addresses set by memory regions.
4749 (Output_segment::set_section_addresses): Remove memory region
4751 (Script_sections::create_segment): Add a warning if a header
4752 segment is created outside of any region.
4753 * script-sections.h (class Script_sections): Add prototypes for
4754 find_memory_region and block_in_region methods.
4755 * testsuite/memory_test.s: Use .long instead of .word.
4756 * testsuite/memory_test.t: Add some more output sections.
4757 * testsuite/memory_test.sh: Update expected output.
4759 2010-10-02 Doug Kwan <dougkwan@google.com>
4761 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4762 defintion to symtab.h
4763 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4764 declaration to defintion.
4766 2010-10-01 Nick Clifton <nickc@redhat.com>
4768 * expression.cc (eval): Replace dummy argument with NULL.
4769 (eval_maybe_dot): Check for a NULL result section pointer.
4770 (Symbol_expression::value): Likewise.
4771 (Dot_expression::value): Likewise.
4772 (BINARY_EXPRESSION): Likewise.
4773 (Max_expression::value): Likewise.
4774 (Min_expression::value): Likewise.
4775 (Absolute_expression::value): Likewise.
4776 (Addr_expression::value_from_output_section): Likewise.
4777 (Loaddddr_expression::value_from_output_section): Likewise.
4778 (Segment_start_expression::value): Likewise.
4779 * script-sections.cc
4780 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4782 (Sections_elememt_dot_assignment::set_section_addresses):
4784 (Output_data_expression::do_write_to_buffer): Likewise.
4785 (Output_section_definition::finalize_symbols): Likewise.
4786 (Output_section_definition::set_section_addresses): Likewise.
4788 2010-09-30 Doug Kwan <dougkwan@google.com>
4790 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4792 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4794 * target.h (Target::can_icf_inline_merge_sections): New virtual
4796 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4798 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4800 * icf.cc (get_section_contents): Inline merge sections only when
4803 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4805 * configure: Regenerate.
4807 2010-09-17 Ian Lance Taylor <iant@google.com>
4809 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4810 * testsuite/Makefile.am (memory_test.o): New target.
4811 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4813 * testsuite/Makefile.in: Rebuild.
4815 2010-09-17 Doug Kwan <dougkwan@google.com>
4817 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4818 defintion if relocation uses GOT entries of the symbol.
4819 * testsuite/icf_safe_test.sh: Fix test.
4820 * testsuite/icf_safe_so_test.sh: Fix test.
4822 2010-09-16 Cary Coutant <ccoutant@google.com>
4824 * script_sections.cc (class Memory_region): Remove "NULL" from
4825 vector initializations.
4827 2010-09-15 Cary Coutant <ccoutant@google.com>
4829 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4830 Resolve forwarding symbols.
4832 2010-09-15 Doug Kwan <dougkwan@google.com>
4834 * gold/testsuite/script_test_3.t: Add ARM special sections.
4835 * gold/testsuite/script_test_4.t: Same.
4836 * gold/testsuite/script_test_5.t: Same.
4837 * gold/testsuite/script_test_6.t: Same.
4838 * gold/testsuite/script_test_7.t: Same.
4839 * gold/testsuite/script_test_7.t: Same.
4840 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4842 2010-09-14 Cary Coutant <ccoutant@google.com>
4844 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4845 (Target_x86_64::Relocate::relocate_tls): Replace check for
4846 saw_tls_block_reloc_ with test for executable section.
4848 2010-09-12 Cary Coutant <ccoutant@google.com>
4850 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4851 position-independent executables to shared libraries need dynamic
4853 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4854 position-independent executables.
4855 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4856 * testsuite/Makefile.in: Regenerate.
4858 2010-09-10 Nick Clifton <nickc@redhat.com>
4861 * testsuite/memory_test.t: Discard any sections that are not
4864 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4867 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4868 "This::" to work around a bug in gcc 4.2.
4870 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4872 2010-09-09 Rafael Espindola <espindola@google.com>
4874 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4875 sections with different PF_X flags in the same segment.
4876 (Layout::find_first_load_seg): Search all segments to find the first
4878 * options.h (rosegment): New.
4880 2010-09-08 Rafael Espindola <espindola@google.com>
4882 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4884 2010-09-08 Doug Kwan <dougkwan@google.com>
4886 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4887 (Arm_relobj::do_relocate_sections): Add new parameter for output
4888 file to match the parent.
4889 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4890 of local symbols instead of input values. Update code to track
4891 changes in gold::relocate_section.
4892 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4893 (Sized_relobj::compute_final_local_value_internal): New methods.
4894 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4895 body into private version of Sized_relobj::compute_final_local_value.
4896 Call the inline method.
4897 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4898 merged symbol value if there is one.
4899 (Symbol_value::has_output_value): New method defintiion.
4900 (Sized_relobj::Compute_final_local_value_status): New enum type.
4901 (Sized_relobj::compute_final_local_value): New methods.
4902 (Sized_relobj::compute_final_local_value_internal): New methods.
4903 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4904 and arm_cortex_a8.sh.
4905 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4906 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4908 * Makefile.in: Regenerate.
4909 * testsuite/arm_bl_out_of_range.s: Update test.
4910 * testsuite/thumb_bl_out_of_range.s: Ditto.
4911 * testsuite/thumb_blx_out_of_range.s: Ditto.
4912 * testsuite/arm_branch_out_of_range.sh: New file.
4913 * testsuite/arm_cortex_a8.sh: Ditto.
4914 * testsuite/arm_cortex_a8_b.s: Ditto.
4915 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4916 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4917 * testsuite/arm_cortex_a8_bl.s: Ditto.
4918 * testsuite/arm_cortex_a8_blx.s: Ditto.
4919 * testsuite/arm_cortex_a8_local.s: Ditto.
4920 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4921 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4923 2010-09-08 Rafael Espindola <espindola@google.com>
4925 * Makefile.am (memory_test.stdout): Run readelf with -W.
4926 * Makefile.in: Regenerate.
4927 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4930 2010-09-08 Rafael Espindola <espindola@google.com>
4932 * script-sections.cc (Script_sections::add_memory_region): Convert
4933 field precision to int.
4934 * script.cc (script_set_section_region, script_set_section_region):
4935 Convert field precision to int.
4937 2010-09-08 Rafael Espindola <espindola@google.com>
4939 * arm.cc (do_finalize_sections): Create the __exidx_start and
4940 __exdix_end symbols even when the section is missing.
4942 2010-09-08 Nick Clifton <nickc@redhat.com>
4944 * README: Remove claim that MEMORY is not supported.
4945 * expression.cc (script_exp_function_origin)
4946 (script_exp_function_length): Move from here to ...
4947 * script.cc: ... here.
4948 (script_set_section_region, script_add_memory)
4949 (script_parse_memory_attr, script_include_directive): New
4951 * script-sections.cc
4952 (class Memory_region): New class.
4953 (class Output_section_definition): Add set_memory_region,
4954 set_section_vma, set_section_lma and get_section_name methods.
4955 (class Script_Sections): Add add_memory_region,
4956 find_memory_region, find_memory_region_origin,
4957 find_memory_region_length and set_memory_region methods.
4958 Have set_section_addresses method walk the list of set memory
4960 Extend the print methos to display memory regions.
4961 * script-sections.h: Add prototypes for new methods.
4962 Add enum for MEMORY region attributes.
4963 * yyscript.y: Add support for parsing MEMORY regions.
4964 * script-c.h: Add prototypes for new functions.
4965 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4966 * testsuite/Makefile.in: Regenerate.
4967 * testsuite/memory_test.sh: New script.
4968 * testsuite/memory_test.s: New assembler source file.
4969 * testsuite/memory_test.t: New linker script.
4971 2010-08-27 Doug Kwan <dougkwan@google.com>
4973 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4974 reference override an existing dynamic weak reference.
4975 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4976 * testsuite/Makefile.in: Regenerate.
4977 * testsuite/dyn_weak_ref.sh: New file.
4978 * testsuite/dyn_weak_ref_1.c: Ditto.
4979 * testsuite/dyn_weak_ref_2.c: Ditto.
4981 2010-08-27 Ian Lance Taylor <iant@google.com>
4983 * incremental.h (class Incremental_input_entry): Add virtual
4986 2010-08-27 Ian Lance Taylor <iant@google.com>
4988 * testsuite/start_lib_test_3.c: Mark t3 as used.
4990 2010-08-27 Nick Clifton <nickc@redhat.com>
4992 * options.cc (version_script): Fix small typo in previous
4995 2010-08-25 Nick Clifton <nickc@redhat.com>
4997 * archive.cc: Formatting fixes: Remove whitespace between
4998 typename and following asterisk. Remove whitespace between
4999 function name and opening parenthesis.
5000 * archive.h: Likewise.
5002 * attributes.cc: Likewise.
5003 * attributes.h: Likewise.
5004 * common.cc: Likewise.
5005 * copy-relocs.cc: Likewise.
5006 * dirsearch.h: Likewise.
5007 * dynobj.cc: Likewise.
5008 * ehframe.cc: Likewise.
5009 * ehframe.h: Likewise.
5010 * expression.cc: Likewise.
5011 * fileread.cc: Likewise.
5012 * fileread.h: Likewise.
5014 * gold-threads.cc: Likewise.
5015 * gold.cc: Likewise.
5016 * i386.cc: Likewise.
5018 * incremental-dump.cc: Likewise.
5019 * incremental.cc: Likewise.
5020 * layout.cc: Likewise.
5021 * layout.h: Likewise.
5022 * main.cc: Likewise.
5023 * merge.cc: Likewise.
5024 * merge.h: Likewise.
5025 * object.cc: Likewise.
5026 * object.h: Likewise.
5027 * options.cc: Likewise.
5028 * options.h: Likewise.
5029 * output.cc: Likewise.
5030 * output.h: Likewise.
5031 * plugin.cc: Likewise.
5032 * plugin.h: Likewise.
5033 * powerpc.cc: Likewise.
5034 * reloc.cc: Likewise.
5035 * script-c.h: Likewise.
5036 * script-sections.cc: Likewise.
5037 * script.cc: Likewise.
5038 * stringpool.cc: Likewise.
5039 * symtab.cc: Likewise.
5040 * symtab.h: Likewise.
5041 * target.cc: Likewise.
5042 * timer.cc: Likewise.
5043 * timer.h: Likewise.
5044 * version.cc: Likewise.
5045 * x86_64.cc: Likewise.
5047 2010-08-24 Nick Clifton <nickc@redhat.com>
5050 * layout.cc (segment_precedes): Sort segments by their physical
5051 addresses, if they have been set.
5053 2010-08-23 Cary Coutant <ccoutant@google.com>
5055 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
5057 (Lib_group::include_member): Unlock object after deleting its
5059 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
5062 2010-08-19 Neil Vachharajani <nvachhar@google.com>
5063 Cary Coutant <ccoutant@google.com>
5065 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5066 constructor, and set_blocker.
5067 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5069 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5070 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5071 * testsuite/Makefile.am (start_lib_test): New test case.
5072 * testsuite/Makefile.in: Regenerate.
5073 * testsuite/start_lib_test_main.c: New file.
5074 * testsuite/start_lib_test_1.c: New file.
5075 * testsuite/start_lib_test_2.c: New file.
5076 * testsuite/start_lib_test_3.c: New file.
5078 2010-08-19 Ian Lance Taylor <iant@google.com>
5080 * Makefile.in: Rebuild with automake 1.11.1.
5081 * aclocal.m4: Likewise.
5082 * testsuite/Makefile.in: Likewise.
5084 2010-08-19 Ian Lance Taylor <iant@google.com>
5087 * i386.cc (class Output_data_plt_i386): Update declarations.
5088 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5089 local_ifuncs_ fields.
5090 (Target_i386::do_plt_section_for_global): New function.
5091 (Target_i386::do_plt_section_for_local): New function.
5092 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5093 parameter; change all callers. Initialize global_ifuncs_ and
5094 local_ifuncs_. If doing a static link define __rel_iplt_start and
5096 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5097 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5098 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5100 (Target_i386::make_plt_section): New function, broken out of
5101 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5102 (Target_i386::make_plt_entry): Call make_plt_section.
5103 (Target_i386::make_local_ifunc_plt_entry): New function.
5104 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5105 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5106 R_386_IRELATIVE to switch.
5107 (Target_i386::Scan::global): Likewise.
5108 (Target_i386::Relocate::relocate): Likewise.
5109 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5111 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5112 (Target_x86_64::do_plt_section_for_global): New function.
5113 (Target_x86_64::do_plt_section_for_local): New function.
5114 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5115 parameter; change all callers. If doing a static link define
5116 __rela_iplt_start and __rela_iplt_end.
5117 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5118 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5119 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5121 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5122 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5124 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5125 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5126 R_X86_64_IRELATIVE to switch.
5127 (Target_x86_64::Scan::global): Likewise.
5128 (Target_x86_64::Relocate::relocate): Likewise.
5129 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5131 * target.h (class Target): Add plt_section_for_global and
5132 plt_section_for_local functions. Add do_plt_section_for_global
5133 and do_plt_section_for_local virtual functions.
5134 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5135 clarifying comments.
5136 (Symbol::use_plt_offset): Handle IFUNC symbol.
5137 * object.cc (Sized_relobj::Sized_relobj): Initialize
5139 (Sized_relobj::local_has_plt_offset): New function.
5140 (Sized_relobj::local_plt_offset): New function.
5141 (Sized_relobj::set_local_plt_offset): New function.
5142 (Sized_relobj::do_count): Handle IFUNC symbol.
5143 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5144 a bit away from input_shndx_ field. Add set_is_func_symbol and
5145 is_ifunc_symbol functions.
5146 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5147 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5148 local_plt_offsets_ field.
5149 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5150 * output.h (class Output_section_data): Add non-const
5151 output_section function.
5152 (class Output_data_got): Update declarations.
5153 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5154 Add use_plt_offset parameter to global and local constructors.
5155 Change all callers. Change local_sym_index_ field to 31 bits.
5156 Change GSYM_CODE and CONSTANT_CODE accordingly.
5157 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5158 doing a static link don't set sh_link field.
5159 (Output_data_got::Got_entry::write): Use PLT offset if
5161 (Output_data_got::add_global_plt): New function.
5162 (Output_data_got::add_local_plt): New function.
5163 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5164 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5165 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5166 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5167 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5169 * testsuite/ifunc-sel.h: New file.
5170 * testsuite/ifuncmain1.c: New file.
5171 * testsuite/ifuncmain1vis.c: New file.
5172 * testsuite/ifuncmod1.c: New file.
5173 * testsuite/ifuncdep2.c: New file.
5174 * testsuite/ifuncmain2.c: New file.
5175 * testsuite/ifuncmain3.c: New file.
5176 * testsuite/ifuncmod3.c: New file.
5177 * testsuite/ifuncmain4.c: New file.
5178 * testsuite/ifuncmain5.c: New file.
5179 * testsuite/ifuncmod5.c: New file.
5180 * testsuite/ifuncmain6pie.c: New file.
5181 * testsuite/ifuncmod6.c: New file.
5182 * testsuite/ifuncmain7.c: New file.
5183 * configure, testsuite/Makefile.in: Rebuild.
5185 2010-08-18 Ian Lance Taylor <iant@google.com>
5188 (Output_section_incremental_inputs::write_input_files): Add cast
5189 to avoid signed/unsigned comparison warning.
5190 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5192 2010-08-12 Cary Coutant <ccoutant@google.com>
5194 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5196 2010-08-13 Ian Lance Taylor <iant@google.com>
5198 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5200 2010-08-12 Cary Coutant <ccoutant@google.com>
5201 Doug Kwan <dougkwan@google.com>
5203 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5204 defintion overrides non-weak undef, remember that the original undef
5206 * symtab.cc (Symbol_table::sized_write_global): For undef without
5207 an original weak binding, set binding to global in output.
5208 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5209 * testsuite/Makefile.in: Regenerate.
5210 * testsuite/strong_ref_weak_def.sh: New file.
5211 * testsuite/strong_ref_weak_def_1.c: Ditto.
5212 * testsuite/strong_ref_weak_def_2.c: Ditto.
5214 2010-08-12 Cary Coutant <ccoutant@google.com>
5216 * testsuite/incremental_test.sh: Rewrite.
5217 * testsuite/incremental_test_1.c: Rewrite.
5218 * testsuite/incremental_test_2.c: Rewrite.
5220 2010-08-12 Cary Coutant <ccoutant@google.com>
5222 * arm.cc (Target_arm::got_size): Add const.
5223 (Target_arm::got_entry_count): New function.
5224 (Target_arm::plt_entry_count): New function.
5225 (Target_arm::first_plt_entry_offset): New function.
5226 (Target_arm::plt_entry_size): New function.
5227 (Output_data_plt_arm::entry_count): New function.
5228 (Output_data_plt_arm::first_plt_entry_offset): New function.
5229 (Output_data_plt_arm::get_plt_entry_size): New function.
5230 * i386.cc (Target_i386::got_size): Add const.
5231 (Target_i386::got_entry_count): New function.
5232 (Target_i386::plt_entry_count): New function.
5233 (Target_i386::first_plt_entry_offset): New function.
5234 (Target_i386::plt_entry_size): New function.
5235 (Output_data_plt_i386::entry_count): New function.
5236 (Output_data_plt_i386::first_plt_entry_offset): New function.
5237 (Output_data_plt_i386::get_plt_entry_size): New function.
5238 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5239 find_incremental_inputs_sections. Dump incremental_got_plt section.
5240 * incremental.cc: Include target.h.
5241 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5242 parameter. Adjust all callers. Find incremental_got_plt section.
5243 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5245 (Output_section_incremental_inputs::set_final_data_size): Calculate
5246 size of incremental_got_plt section.
5247 (Output_section_incremental_inputs::do_write): Write the
5248 incremental_got_plt section.
5249 (Got_plt_view_info): New struct.
5250 (Local_got_offset_visitor): New class.
5251 (Global_got_offset_visitor): New class.
5252 (Global_symbol_visitor_got_plt): New class.
5253 (Output_section_incremental_inputs::write_got_plt): New function.
5254 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5255 Add parameter. Adjust all callers.
5256 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5257 (Incremental_inputs::got_plt_section): New function.
5258 (Incremental_inputs::got_plt_section_): New data member.
5259 (Incremental_got_plt_reader): New class.
5260 * layout.cc (Layout::create_incremental_info_sections): Add the
5261 incremental_got_plt section.
5262 * object.h (Got_offset_list::get_list): New function.
5263 (Got offset_list::for_all_got_offsets): New function.
5264 (Sized_relobj::local_got_offset_list): New function.
5265 * powerpc.cc (Target_powerpc::got_size): Add const.
5266 (Target_powerpc::got_entry_count): New function.
5267 (Target_powerpc::plt_entry_count): New function.
5268 (Target_powerpc::first_plt_entry_offset): New function.
5269 (Target_powerpc::plt_entry_size): New function.
5270 (Output_data_plt_powerpc::entry_count): New function.
5271 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5272 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5273 * sparc.cc (Target_sparc::got_size): Add const.
5274 (Target_sparc::got_entry_count): New function.
5275 (Target_sparc::plt_entry_count): New function.
5276 (Target_sparc::first_plt_entry_offset): New function.
5277 (Target_sparc::plt_entry_size): New function.
5278 (Output_data_plt_sparc::entry_count): New function.
5279 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5280 (Output_data_plt_sparc::get_plt_entry_size): New function.
5281 * symtab.h (Symbol::got_offset_list): New function.
5282 (Symbol_table::for_all_symbols): New function.
5283 * target.h (Sized_target::got_entry_count): New function.
5284 (Sized_target::plt_entry_count): New function.
5285 (Sized_target::plt_entry_size): New function.
5286 * x86_64.cc (Target_x86_64::got_size): Add const.
5287 (Target_x86_64::got_entry_count): New function.
5288 (Target_x86_64::plt_entry_count): New function.
5289 (Target_x86_64::first_plt_entry_offset): New function.
5290 (Target_x86_64::plt_entry_size): New function.
5291 (Output_data_plt_x86_64::entry_count): New function.
5292 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5293 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5295 2010-08-12 Cary Coutant <ccoutant@google.com>
5297 * archive.cc: Include incremental.h.
5298 (Archive::Archive): Initialize incremental_info_.
5299 (Archive::include_member): Record archive members in incremental info.
5300 (Add_archive_symbols::run): Record begin and end of an archive in
5302 (Lib_group::include_member): Record objects in incremental info.
5303 * archive.h (Incremental_archive_entry): Forward declaration.
5304 (Archive::set_incremental_info): New member function.
5305 (Archive::incremental_info): New member function.
5306 (Archive::Unused_symbol_iterator): New class.
5307 (Archive::unused_symbols_begin): New member function.
5308 (Archive::unused_symbols_end): New member function.
5309 (Archive::incremental_info_): New data member.
5310 * incremental-dump.cc (find_input_containing_global): New function.
5311 (dump_incremental_inputs): Dump new incremental info sections.
5312 * incremental.cc: Include symtab.h.
5313 (Output_section_incremental_inputs): New class.
5314 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5315 new incremental info sections.
5316 (Sized_incremental_binary::do_check_inputs): Likewise.
5317 (Incremental_inputs::report_archive): Remove.
5318 (Incremental_inputs::report_archive_begin): New function.
5319 (Incremental_inputs::report_archive_end): New function.
5320 (Incremental_inputs::report_object): New function.
5321 (Incremental_inputs::finalize_inputs): Remove.
5322 (Incremental_inputs::report_input_section): New function.
5323 (Incremental_inputs::report_script): Rewrite.
5324 (Incremental_inputs::finalize): Do nothing but finalize string table.
5325 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5326 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5327 (Incremental_inputs::create_data_sections): New function.
5328 (Incremental_inputs::relocs_entsize): New function.
5329 (Output_section_incremental_inputs::set_final_data_size): New function.
5330 (Output_section_incremental_inputs::do_write): New function.
5331 (Output_section_incremental_inputs::write_header): New function.
5332 (Output_section_incremental_inputs::write_input_files): New function.
5333 (Output_section_incremental_inputs::write_info_blocks): New function.
5334 (Output_section_incremental_inputs::write_symtab): New function.
5335 * incremental.h (Incremental_script_entry): Forward declaration.
5336 (Incremental_object_entry): Forward declaration.
5337 (Incremental_archive_entry): Forward declaration.
5338 (Incremental_inputs): Forward declaration.
5339 (Incremental_inputs_header_data): Remove.
5340 (Incremental_inputs_header): Remove.
5341 (Incremental_inputs_header_write): Remove.
5342 (Incremental_inputs_entry_data): Remove.
5343 (Incremental_inputs_entry): Remove.
5344 (Incremental_inputs_entry_write): Remove.
5345 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5346 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5347 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5348 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5350 (Incremental_input_entry): New class.
5351 (Incremental_script_entry): New class.
5352 (Incremental_object_entry): New class.
5353 (Incremental_archive_entry): New class.
5354 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5355 (Incremental_inputs::report_inputs): Remove.
5356 (Incremental_inputs::report_archive): Remove.
5357 (Incremental_inputs::report_archive_begin): New function.
5358 (Incremental_inputs::report_archive_end): New function.
5359 (Incremental_inputs::report_object): Change prototype.
5360 (Incremental_inputs::report_input_section): New function.
5361 (Incremental_inputs::report_script): Change prototype.
5362 (Incremental_inputs::get_reloc_count): New function.
5363 (Incremental_inputs::set_reloc_count): New function.
5364 (Incremental_inputs::create_data_sections): New function.
5365 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5366 (Incremental_inputs::inputs_section): New function.
5367 (Incremental_inputs::symtab_section): New function.
5368 (Incremental_inputs::relocs_section): New function.
5369 (Incremental_inputs::get_stringpool): Add const.
5370 (Incremental_inputs::command_line): Add const.
5371 (Incremental_inputs::inputs): Remove.
5372 (Incremental_inputs::command_line_key): New function.
5373 (Incremental_inputs::input_file_count): New function.
5374 (Incremental_inputs::input_files): New function.
5375 (Incremental_inputs::relocs_entsize): New function.
5376 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5377 (Incremental_inputs::finalize_inputs): Remove.
5378 (Incremental_inputs::Input_info): Remove.
5379 (Incremental_inputs::lock_): Remove.
5380 (Incremental_inputs::inputs_): Change type.
5381 (Incremental_inputs::inputs_map_): Remove.
5382 (Incremental_inputs::current_object_entry_): New data member.
5383 (Incremental_inputs::inputs_section_): New data member.
5384 (Incremental_inputs::symtab_section_): New data member.
5385 (Incremental_inputs::relocs_section_): New data member.
5386 (Incremental_inputs::reloc_count_): New data member.
5387 (Incremental_inputs_reader): New class.
5388 (Incremental_symtab_reader): New class.
5389 (Incremental_relocs_reader): New class.
5390 * layout.cc (Layout::finalize): Move finalization of incremental info
5391 and creation of incremental info sections to follow finalization of
5392 symbol table. Set offsets for postprocessing sections.
5393 (Layout::create_incremental_info_sections): Call
5394 Incremental_inputs::create_data_sections. Add incremental symtab
5395 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5396 sections to layout after input sections.
5397 * layout.h (struct Timespec): Forward declaration.
5398 (Layout::incremental_inputs): Add const.
5399 (Layout::create_incremental_info_sections): Add parameter.
5400 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5401 * object.cc: Include incremental.h.
5402 (Relobj::finalize_incremental_relocs): New function.
5403 (Sized_relobj::do_layout): Record input sections in incremental info.
5404 * object.h (Object::output_section): New function.
5405 (Object::output_section_offset): Moved from Relobj.
5406 (Object::get_incremental_reloc_base): New function.
5407 (Object::get_incremental_reloc_count): New function.
5408 (Object::do_output_section): New function.
5409 (Object::do_output_section_offset): Moved from Relobj.
5410 (Object::do_get_incremental_reloc_base): New function.
5411 (Object::do_get_incremental_reloc_count): New function.
5412 (Object::Object): Initialize new data members.
5413 (Relobj::output_section): Renamed do_output_section and moved to
5415 (Relobj::output_section_offset): Moved to Object.
5416 (Relobj::do_get_incremental_reloc_base): New function.
5417 (Relobj::do_get_incremental_reloc_count): New function.
5418 (Relobj::allocate_incremental_reloc_counts): New function.
5419 (Relobj::count_incremental_reloc): New function.
5420 (Relobj::finalize_incremental_relocs): New function.
5421 (Relobj::next_incremental_reloc_index): New function.
5422 (Relobj::reloc_counts_): New data member.
5423 (Relobj::reloc_bases_): New data member.
5424 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5425 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5426 (Sized_relobj::incremental_relocs_scan): New function.
5427 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5428 (Sized_relobj::incremental_relocs_write): New function.
5429 (Sized_relobj::incremental_relocs_write_reltype): New function.
5430 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5432 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5433 archives and object files elsewhere.
5434 (Add_symbols::run): Report object files here.
5435 (Finish_group::run): Report end of archive at end of group.
5436 * reloc.cc: Include layout.h, incremental.h.
5437 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5438 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5439 (Sized_relobj::incremental_relocs_scan): New function.
5440 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5441 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5442 (Sized_relobj::incremental_relocs_write): New function.
5443 (Sized_relobj::incremental_relocs_write_reltype): New function.
5444 * script.cc (read_input_script): Rewrite test for incremental link.
5445 Change call to Incremental_inputs::report_script.
5446 * symtab.h (Symbol_table::first_global_index): New function.
5447 (Symbol_table::output_count): New function.
5449 2010-08-12 Doug Kwan <dougkwan@google.com>
5451 * arm.cc (Target_arm::merge_object_attributes): Check command line
5452 options --no-wchar-size-warning and --no-enum-size-warning.
5453 * options.h (General_options): Add ld-compatible options
5454 --no-enum-size-warning and --no-wchar-size-warning.
5456 2010-08-04 Ian Lance Taylor <iant@google.com>
5458 * x86_64.cc (Target_x86_64::Scan::local): Use
5459 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5460 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5461 (Target_x86_64::Scan::global): Likewise.
5462 (Target_x86_64::Relocate::relocate): Likewise.
5463 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5466 2010-08-03 Cary Coutant <ccoutant@google.com>
5468 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5469 to reserve space in merged_strings vector. Keep total input size
5471 (Output_merge_string::do_print_merge_stats): Print total input size.
5472 * merge.h (Output_merge_string): Add input_size_ field.
5473 * stringpool.cc (Stringpool_template::string_length): Move
5474 implementations out of Stringpool_template class and place in
5476 * stringpool.h (string_length): Move out of Stringpool_template.
5478 2010-08-03 Ian Lance Taylor <iant@google.com>
5481 * layout.cc (relaxation_loop_body): If address of load segment is
5482 set, adjust address to include headers if possible.
5484 2010-08-03 Ian Lance Taylor <iant@google.com>
5486 * version.cc (version_string): Bump to 1.10.
5488 2010-08-03 Ian Lance Taylor <iant@google.com>
5491 * layout.h (enum Output_section_order): Define.
5492 (class Layout): Update declarations.
5493 * layout.cc (Layout::get_output_section): Add order parameter.
5494 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5495 is_first_non_relro parameters. Change all callers.
5496 (Layout::choose_output_section): Likewise.
5497 (Layout::add_output_section_data): Likewise.
5498 (Layout::make_output_section): Likewise. Set order.
5499 (Layout::default_section_order): New function.
5500 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5501 * output.cc (Output_section::Output_section): Initialize order_.
5502 Don't initialize deleted fields.
5503 (Output_segment::Output_segment): Don't initialize deleted
5505 (Output_segment::add_output_section_to_load): New function
5506 replacing add_output_section. Change all callers to call this or
5507 add_output_section_to_nonload.
5508 (Output_segment::add_output_section_to_nonload): New function.
5509 (Output_segment::remove_output_section): Rewrite.
5510 (Output_segment::add_initial_output_data): Likewise.
5511 (Output_segment::has_any_data_sections): Likewise.
5512 (Output_segment::is_first_section_relro): Likewise.
5513 (Output_segment::maximum_alignment): Likewise.
5514 (Output_segment::has_dynamic_reloc): New function replacing
5515 dynamic_reloc_count. Change all callers.
5516 (Output_segment::has_dynamic_reloc_list): New function replacing
5517 dynamic_reloc_count_list. Change all callers.
5518 (Output_segment::set_section_addresses): Rewrite.
5519 (Output_segment::set_offset): Rewrite.
5520 (Output_segment::find_first_and_last_list): Remove.
5521 (Output_segment::set_tls_offsets): Rewrite.
5522 (Output_segment::first_section_load_address): Likewise.
5523 (Output_segment::output_section_count): Likewise.
5524 (Output_segment::section_with_lowest_load_address): Likewise.
5525 (Output_segment::write_section_headers): Likewise.
5526 (Output_segment::print_sections_to_map): Likewise.
5527 * output.h (class Output_data): Remove dynamic_reloc_count_
5528 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5529 (Output_data::add_dynamic_reloc): Rewrite.
5530 (Output_data::has_dynamic_reloc): New function.
5531 (Output_data::dynamic_reloc_count): Remove.
5532 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5533 is_last_relro_, is_first_non_relro_, is_interp_,
5534 is_dynamic_linker_section_ fields. Add order and set_order
5535 functions. Remove is_relro_local, set_is_relro_local,
5536 is_last_relro, set_is_last_relro, is_first_non_relro,
5537 set_is_first_non_relro functions, is_interp, set_is_interp,
5538 is_dynamic_linker_section, and set_is_dynamic_linker_section
5540 (class Output_segment): Change Output_data_list from std::list to
5541 std:;vector. Add output_lists_ field. Remove output_data_ and
5542 output_bss_ fields. Update declarations.
5544 2010-08-02 Ian Lance Taylor <iant@google.com>
5546 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5547 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5548 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5550 2010-08-02 Ian Lance Taylor <iant@google.com>
5553 * script.cc (Script_options::Script_options): Initialize
5554 symbol_definitions_ and symbol_references_.
5555 (Script_options::add_symbol_assignment): Update
5556 symbol_definitions_ and symbol_references_.
5557 (Script_options::add_symbol_reference): New function.
5558 (script_symbol): New function.
5559 * script.h (class Script_options): Add symbol_definitions_ and
5560 symbol_references_ fields.
5561 (Script_options::referenced_const_iterator): New type.
5562 (Script_options::referenced_begin): New function.
5563 (Script_options::referenced_end): New function.
5564 (Script_options::is_referenced): New function.
5565 (Script_options::any_unreferenced): New function.
5566 * script-c.h (script_symbol): Declare.
5567 * yyscript.y (exp): Call script_symbol.
5568 * symtab.cc: Include "script.h".
5569 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5570 Change all callers. Check symbols referenced by scripts.
5571 (Symbol_table::add_undefined_symbols_from_command_line): Add
5572 layout parameter. Change all callers.
5573 (Symbol_table::do_add_undefined_symbols_from_command_line):
5574 Likewise. Break out loop body. Check symbols referenced by
5576 (Symbol_table::add_undefined_symbol_from_command_line): New
5577 function broken out of
5578 do_add_undefined_symbols_from_command_line.
5579 * symtab.h (class Symbol_table): Update declarations.
5580 * archive.cc: Include "layout.h".
5581 (Archive::should_include_member): Add layout parameter. Change
5582 all callers. Check for symbol mentioned in expression.
5583 * archive.h (class Archive): Update declaration.
5584 * object.cc (Sized_relobj::do_should_include_member): Add layout
5586 * object.h (Object::should_include_member): Add layout parameter.
5588 (Object::do_should_include_member): Add layout parameter.
5589 (class Sized_relobj): Update declaration.
5590 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5592 * dynobj.h (class Sized_dynobj): Update declaration.
5593 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5595 * plugin.h (class Sized_pluginobj): Update declaration.
5597 2010-08-02 Ian Lance Taylor <iant@google.com>
5600 * output.cc (Output_segment::set_offset): Search for the first and
5601 last sections rather than assuming that the list is in order.
5602 (Output_segment::find_first_and_last_list): New function.
5603 * output.h (class Output_segment): Update declarations.
5604 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5605 (relro_strip_test_SOURCES): New variable.
5606 (relro_strip_test_DEPENDENCIES): New variable.
5607 (relro_strip_test_LDFLAGS): New variable.
5608 (relro_strip_test_LDADD): New variable.
5609 (relro_strip_test.so): New target.
5611 2010-08-02 Ian Lance Taylor <iant@google.com>
5613 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5614 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5615 (Target_i386::got_tlsdesc_section): New function.
5616 (Target_i386::got_section): Create space for GOT entries for
5617 TLSDESC relocations.
5618 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5620 (Target_i386::Scan::global): Likewise.
5621 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5623 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5624 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5625 (Target_x86_64::got_tlsdesc_section): New function.
5626 (Target_x86_64::got_section): Create space for GOT entries for
5627 TLSDESC relocations.
5628 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5630 (Target_x86_64::Scan::global): Likewise.
5631 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5634 2010-08-02 Ian Lance Taylor <iant@google.com>
5636 * testsuite/final_layout.sh: Use dc to convert from hex to
5639 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5641 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5642 paramter to the call to gold::gc_process_relocs.
5643 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5644 paramter to the call to gold::gc_process_relocs.
5645 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5646 parameter to the call to gold::gc_process_relocs.
5647 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5648 template parameter to the call to gold::gc_process_relocs.
5649 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5650 paramter to the call to gold::gc_process_relocs.
5651 * gc.h (get_embedded_addend_size): New function.
5652 (gc_process_relocs): Save the size of the reloc for use by ICF.
5653 * icf.cc (get_section_contents): Get the addend from the text section
5654 for SHT_REL relocation sections.
5655 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5656 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5657 * int_encoding.h (read_from_pointer): New overloaded function.
5658 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5659 * testsuite/icf_sht_rel_addend_test.sh: New file.
5660 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5661 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5663 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5665 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5666 * Makefile.in: Regenerate.
5667 * testsuite/Makefile.in: Regenerate.
5669 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5671 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5672 * gold/testsuite/debug_msg.cc: Likewise.
5673 * gold/testsuite/odr_violation1.cc
5674 * gold/testsuite/odr_violation2.cc
5676 2010-07-21 Cary Coutant <ccoutant@google.com>
5678 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5679 string, and length fields.
5680 (Output_merge_string::Merged_strings_list): New type.
5681 (Output_merge_string::Merged_strings_lists): New typedef.
5682 (Output_merge_string): Replace merged_strings_ with
5683 merged_strings_lists_.
5684 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5685 Merged_strings_list per input object and section. Don't store pointer
5686 to the string. Don't store length with each merged string entry.
5687 (Output_merge_string::finalize_merged_data): Loop over list of merged
5688 strings lists. Recompute length of each merged string.
5690 2010-07-15 Cary Coutant <ccoutant@google.com>
5692 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5695 2010-07-14 Ian Lance Taylor <iant@google.com>
5697 * descriptors.cc (Descriptors::open): Report correct name in error
5700 2010-07-13 Doug Kwan <dougkwan@google.com>
5702 * arm.cc (Arm_input_section::Arm_input_section): For a
5703 SHT_ARM_EXIDX section, always keeps the input sections.
5704 (Arm_input_section::set_exidx_section_link): New method.
5705 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5706 has_errors_ to false.
5707 (Arm_exidx_input_section::has_errors,
5708 Arm_exidx_input_section::set_has_errors): New methods.
5709 (Arm_exidx_input_section::has_errors_): New data member.
5710 (Arm_relobj::get_exidx_shndx_list): New method.
5711 (Arm_output_section::append_text_sections_to_list): Do not skip
5712 section without SHF_EXECINSTR.
5713 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5715 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5716 section header. Make error messages more verbose. Check for
5717 a non-executable section linked to an EXIDX section.
5718 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5719 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5720 check that there is no deferred EXIDX section if we exit early.
5721 Instead of not making an EXIDX section in case of an error, make one
5722 and set the has_errors flag of it.
5723 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5724 in a relocatable link.
5725 (Target_arm::do_relax): Look for the EXIDX output section instead of
5726 assuming that it is called .ARM.exidx.
5727 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5728 section list. Do not check for SHF_EXECINSTR section flags but
5729 skip any input section with errors.
5730 * output.cc (Output_section::Output_section): Initialize
5731 always_keeps_input_sections_ to false.
5732 (Output_section::add_input_section): Check for
5733 always_keeps_input_sections_.
5734 * output.h (Output_section::always_keeps_input_sections,
5735 Output_section::set_always_keeps_input_sections): New methods.
5736 (Output_section::always_keeps_input_sections): New data member.
5738 2010-07-13 Rafael Espindola <espindola@google.com>
5740 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5741 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5743 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5744 Ian Lance Taylor <iant@google.com>
5746 * output.h (Output_section_lookup_maps::add_merge_section):
5747 Correct check of whether value was inserted.
5748 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5749 (Output_section_lookup_maps::add_relaxed_input_section):
5751 * arm.cc (Target_arm::got_section): Remove used local os.
5752 * i386.cc (Target_i386::got_section): Likewise.
5753 * x86_64.cc (Target_x86_64::got_section): Likewise.
5754 * sparc.cc (Target_sparc::got_section): Likewise.
5755 (Target_sparc::relocate): Remove unused local have_got_offset.
5756 * powerpc.cc (Target_powerpc::relocate): Likewise.
5758 2010-07-13 Ian Lance Taylor <iant@google.com>
5760 * compressed_output.cc (zlib_decompress): Fix signature in
5763 * archive.cc (Archive::include_member): Unlock an external member
5764 of a thin archive. Don't bother to delete an object we know is
5767 2010-07-12 Cary Coutant <ccoutant@google.com>
5769 * compressed_output.cc (zlib_decompress): New function.
5770 (get_uncompressed_size): New function.
5771 (decompress_input_section): New function.
5772 * compressed_output.h (get_uncompressed_size): New function.
5773 (decompress_input_section): New function.
5774 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5775 Handle compressed debug sections.
5776 * layout.cc (is_compressed_debug_section): New function.
5777 (Layout::output_section_name): Map compressed section names to
5779 * layout.h (is_compressed_debug_section): New function.
5780 (is_debug_info_section): Recognize compressed debug sections.
5781 * merge.cc: Include compressed_output.h.
5782 (Output_merge_data::do_add_input_section): Handle compressed
5784 (Output_merge_string::do_add_input_section): Handle compressed
5786 * object.cc: Include compressed_output.h.
5787 (Sized_relobj::Sized_relobj): Initialize new data members.
5788 (build_compressed_section_map): New function.
5789 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5790 * object.h (Object::section_is_compressed): New method.
5791 (Object::do_section_is_compressed): New method.
5792 (Sized_relobj::Compressed_section_map): New type.
5793 (Sized_relobj::do_section_is_compressed): New method.
5794 (Sized_relobj::compressed_sections_): New data member.
5795 * output.cc (Output_section::add_input_section): Handle compressed
5797 * reloc.cc: Include compressed_output.h.
5798 (Sized_relobj::write_sections): Handle compressed debug sections.
5800 2010-07-08 Cary Coutant <ccoutant@google.com>
5802 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5803 weak when resolving to a dynamic def.
5804 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5805 for weak undef/dynamic def cases. Adjust callers.
5806 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5807 undef_binding_weak_.
5808 (Symbol_table::sized_write_globals): Adjust symbol binding.
5809 (Symbol_table::sized_write_symbol): Add binding parameter.
5810 * symtab.h (Symbol::set_undef_binding): New method.
5811 (Symbol::is_undef_binding_weak): New method.
5812 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5813 (Symbol_table::should_override): Add new parameter.
5814 (Symbol_table::sized_write_symbol): Add new parameter.
5816 * testsuite/weak_undef_file1.cc: Add new test case.
5817 * testsuite/weak_undef_file2.cc: Fix header comment.
5818 * testsuite/weak_undef_test.cc: Add new test case.
5820 2010-06-29 Doug Kwan <dougkwan@google.com>
5822 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5823 Initialize USE_SYMBOL_.
5824 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5826 (Arm_reloc_property::uses_symbol_): New data member declaration.
5827 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5828 uses symbol value and symbol is undefined but not weakly undefined.
5830 2010-06-28 Rafael Espindola <espindola@google.com>
5832 * plugin.cc (Plugin::load): Use dlerror.
5834 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5836 * symtab.cc (detect_odr_violations): When reporting an ODR
5837 violation, report an object where the symbol is defined.
5839 2010-06-25 Doug Kwan <dougkwan@google.com>
5841 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5842 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5844 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5845 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5846 target hook to detect function points.
5847 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5848 * icf.h (Icf::check_section_for_function_pointers): Change type of
5849 parameter SECTION_NAME to const reference to std::string. Use
5850 target hook to determine if section may have unsafe pointers.
5851 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5854 2010-06-21 Rafael Espindola <espindola@google.com>
5856 * fileread.cc (Input_file::find_fie): New
5857 (Input_file::open): Use Input_file::find_fie.
5858 * fileread.h (Input_file::find_fie): New
5859 * plugin.cc (set_extra_library_path): New.
5860 (Plugin::load): Add set_extra_library_path to the transfer vector.
5861 (Plugin_manager::set_extra_library_path): New.
5862 (Plugin_manager::add_input_file): Use the extra search path if set.
5863 (set_extra_library_path(): New.
5864 * plugin.h (Plugin_manager): Add set_extra_library_path and
5867 2010-06-19 Cary Coutant <ccoutant@google.com>
5869 * layout.cc (gdb_sections): Add .debug_types.
5870 (lines_only_debug_sections): Likewise.
5872 2010-06-18 Rafael Espindola <espindola@google.com>
5874 * plugin.cc (add_input_file,add_input_library)
5875 (Plugin_manager::add_input_file): Make filename arguments const.
5876 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5879 2010-06-16 Doug Kwan <dougkwan@google.com>
5881 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5882 .ARM.attributes section if we have not merged any input
5883 attributes sections.
5885 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5887 * arm.cc: Allow combining objects with no EABI version
5890 2010-06-15 Rafael Espindola <espindola@google.com>
5892 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5894 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5896 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5897 (struct iovec): Correct !HAVE_READV definition.
5899 2010-06-10 Cary Coutant <ccoutant@google.com>
5901 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5902 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5904 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5907 * symtab.h (Symbol::is_placeholder): New member function.
5908 * target-reloc.h (relocate_section): Check for placeholder symbols.
5910 * testsuite/Makefile.am (plugin_test_8): New test.
5911 (plugin_test_9): New test.
5912 * testsuite/Makefile.in: Regenerate.
5914 2010-06-09 Nick Clifton <nickc@redhat.com>
5916 * yyscript.y (input_list_element): Allow strings prefixed with
5917 the '-' character. Treat these as libraries.
5918 * script.cc (script_add_library): New function. Adds a library
5919 specified by "-l<name>" found in an input script.
5920 * script-c.h: Add prototype for script_add_library.
5922 2010-06-07 Doug Kwan <dougkwan@google.com>
5924 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5925 Restrict stub-group size to be within long conditional branch
5926 range when working around cortex-A8 erratum.
5928 2010-06-07 Damien Diederen <dd@crosstwine.com>
5930 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5933 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5937 (Output_section::Input_section_sort_entry::compare_section_ordering):
5938 Change to return non-zero correctly.
5939 (Output_section::Input_section_sort_section_order_index_compare
5940 ::operator()): Change to fix ambiguity in comparisons.
5942 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5944 * gold.h (is_wildcard_string): New function.
5945 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5946 (Layout::layout_eh_frame): Ditto.
5947 (Layout::find_section_order_index): New method.
5948 (Layout::read_layout_from_file): New method.
5949 * layout.h (Layout::find_section_order_index): New method.
5950 (Layout::read_layout_from_file): New method.
5951 (Layout::input_section_position_): New private member.
5952 (Layout::input_section_glob_): New private member.
5953 * main.cc (main): Call read_layout_from_file here.
5954 * options.h (--section-ordering-file): New option.
5955 * output.cc (Output_section::input_section_order_specified_): New
5957 (Output_section::Output_section): Initialize new member.
5958 (Output_section::add_input_section): Add new parameter.
5959 Keep input sections when --section-ordering-file is used.
5960 (Output_section::set_final_data_size): Sort input sections when
5961 section ordering file is specified.
5962 (Output_section::Input_section_sort_entry): Add new parameter.
5964 (Output_section::Input_section_sort_entry::compare_section_ordering):
5966 (Output_section::Input_section_sort_compare::operator()): Change to
5967 consider section_order_index.
5968 (Output_section::Input_section_sort_init_fini_compare::operator()):
5969 Change to consider section_order_index.
5970 (Output_section::Input_section_sort_section_order_index_compare
5971 ::operator()): New method.
5972 (Output_section::sort_attached_input_sections): Change to sort
5973 according to section order when specified.
5974 (Output_section::add_input_section<32, true>): Add new parameter.
5975 (Output_section::add_input_section<64, true>): Add new parameter.
5976 (Output_section::add_input_section<32, false>): Add new parameter.
5977 (Output_section::add_input_section<64, false>): Add new parameter.
5978 * output.h (Output_section::add_input_section): Add new parameter.
5979 (Output_section::input_section_order_specified): New
5981 (Output_section::set_input_section_order_specified): New method.
5982 (Input_section::Input_section): Initialize section_order_index_.
5983 (Input_section::section_order_index): New method.
5984 (Input_section::set_section_order_index): New method.
5985 (Input_section::section_order_index_): New member.
5986 (Input_section::Input_section_sort_section_order_index_compare): New
5988 (Output_section::input_section_order_specified_): New member.
5989 * script-sections.cc (is_wildcard_string): Delete and move modified
5991 (Output_section_element_input::Output_section_element_input): Modify
5992 call to is_wildcard_string.
5993 (Output_section_element_input::Input_section_pattern
5994 ::Input_section_pattern): Ditto.
5995 (Output_section_element_input::Output_section_element_input): Ditto.
5996 * testsuite/Makefile.am (final_layout): New test case.
5997 * testsuite/Makefile.in: Regenerate.
5998 * testsuite/final_layout.cc: New file.
5999 * testsuite/final_layout.sh: New file.
6001 2010-06-01 Rafael Espindola <espindola@google.com>
6003 * plugin.cc (Plugin::load): Pass the output name to the plugin.
6005 2010-06-01 Rafael Espindola <espindola@google.com>
6007 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
6008 visibility of symbols.
6010 2010-05-27 Doug Kwan <dougkwan@google.com>
6012 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
6013 from start of output section instead of address for a local symbol
6014 in a merged or relaxed section when doing a relocatable link.
6016 2010-05-26 Rafael Espindola <espindola@google.com>
6019 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
6020 adding sections the garbage collector removed.
6021 * gold/testsuite/Makefile.am: Add test.
6022 * gold/testsuite/Makefile.in: Regenerate.
6023 * gold/testsuite/plugin_test_7.sh: New.
6024 * gold/testsuite/plugin_test_7_1.c: New.
6025 * gold/testsuite/plugin_test_7_2.c: New.
6027 2010-05-26 Rafael Espindola <espindola@google.com>
6029 * script-sections.cc (Output_section_definition::set_section_addresses):
6030 Check for --section-start.
6032 2010-05-26 Doug Kwan <dougkwan@google.com>
6034 * arm.cc (Arm_scan_relocatable_relocs): New class.
6035 (Target_arm::relocate_special_relocatable): New method.
6036 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
6037 (Arm_relocate_functions::thumb_branch_common): Same.
6038 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
6039 instead of Default_scan_relocatable_relocs.
6040 * target-reloc.h (relocate_for_relocatable): Let target handle
6041 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
6042 * target.h (Sized_target::relocate_special_relocatable): New method.
6044 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6046 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
6048 2010-05-23 Doug Kwan <dougkwan@google.com>
6050 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
6052 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
6053 with a direct branch, not a conditional branch, to a stub.
6054 * merge.cc (Output_merge_base::record_input_section): New method
6056 (Output_merge_data::do_add_input_section): Record input section if
6057 keeps-input-sections flag is set.
6058 (Output_merge_string::do_add_input_section): Ditto.
6059 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
6060 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
6062 (Output_merge_base::keeps_input_sections,
6063 Output_merge_base::set_keeps_input_sections,
6064 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6066 (Output_merge_base::Input_sections): New type declaration.
6067 (Output_merge_base::input_sections_begin,
6068 Output_merge_base::input_sections_end,
6069 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6070 (Output_merge_base::bool keeps_input_sections_,
6071 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6072 Output_merge_base::input_sections_): New data members.
6073 (Output_merge_data::do_set_keeps_input_sections): New method
6075 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6076 * output.cc (Output_section::Input_section::relobj): Move method
6077 defintion from class declaration to here and handle merge sections.
6078 (Output_section::Input_section::shndx): Ditto.
6079 (Output_section::Output_section): Remove initializations of removed
6080 data members and initialize new data member LOOKUP_MAPS_.
6081 (Output_section::add_input_section): Set keeps-input-sections flag
6082 for a newly created merge output section as appropriate. Adjust code
6083 to use Output_section_lookup_maps class.
6084 (Output_section::add_relaxed_input_section): Adjst code for lookup
6085 maps code refactoring.
6086 (Output_section::add_merge_input_section): Add a new parameter
6087 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6088 class. If adding input section to a newly created merge output
6089 section fails, remove the new merge section.
6090 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6091 Adjust code for use of the Output_section_lookup_maps class.
6092 (Output_section::find_merge_section): Ditto.
6093 (Output_section::build_lookup_maps): New method defintion.
6094 (Output_section::find_relaxed_input_section): Adjust code to use
6095 Output_section_lookup_maps class.
6096 (Output_section::get_input_sections): Export merge sections. Adjust
6097 code to use Output_section_lookup_maps class.
6098 (Output_section:::add_script_input_section): Adjust code to use
6099 Output_section_lookup_maps class. Update lookup maps for merge
6101 (Output_section::discard_states): Use Output_section_lookup_maps.
6102 (Output_section::restore_states): Same.
6103 * output.h (Merge_section_properties): Move class defintion out of
6105 (Output_section_lookup_maps): New class.
6106 (Output_section::Input_section::is_merge_section): New method
6108 (Output_section::Input_section::relobj): Move defintion out of class
6109 defintion. Declare method only.
6110 (Output_section::Input_section::shndx): Ditto.
6111 (Output_section::Input_section::output_merge_base): New method defintion.
6112 (Output_section::Input_section::u2_.pomb): New union field.
6113 (Output_section::Merge_section_by_properties_map,
6114 Output_section::Output_section_data_by_input_section_map,
6115 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6117 (Output_section::add_merge_input_section): Add new parameter
6118 KEEPS_INPUT_SECTIONS.
6119 (Output_section::build_lookup_maps): New method declaration.
6120 (Output_section::merge_section_map_,
6121 Output_section::merge_section_by_properties_map_,
6122 Output_section::relaxed_input_section_map_,
6123 Output_section::is_relaxed_input_section_map_valid_): Remove data
6125 (Output_section::lookup_maps_): New data member.
6127 2010-05-21 Doug Kwan <dougkwan@google.com>
6130 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6131 avoid a compilation error.
6133 2010-05-19 Rafael Espindola <espindola@google.com>
6135 * script-sections.cc (Output_section_definition::allocate_to_segment):
6136 Update the phdrs_list even when the output section is NULL.
6137 * testsuite/Makefile.am: Add test.
6138 * testsuite/Makefile.in: Regenerate.
6139 * testsuite/script_test_9.cc: New.
6140 * testsuite/script_test_9.sh: New.
6141 * testsuite/script_test_9.t: New.
6143 2010-05-19 Doug Kwan <dougkwan@google.com>
6145 * arm.cc (Arm_input_section::original_size): New method.
6146 (Arm_input_section::do_addralign): Add a cast.
6147 (Arm_input_section::do_output_offset): Remove static cast.
6148 (Arm_input_section::original_addralign,
6149 Arm_input_section::original_size_): Change type to uint32_t.
6150 (Arm_input_section::init): Add safe casts for section alignment
6152 (Arm_input_section::set_final_data_size): Do not set address and
6153 offset of stub table.
6154 (Arm_output_section::fix_exidx_coverage): Change use of of
6155 Output_section::Simple_input_section to that of
6156 Output_section::Input_section.
6157 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6158 except for the first pass.
6159 * output.cc (Output_section::get_input_sections): Change type of
6160 input_sections to std::list<Input_section>.
6161 (Output_section::add_script_input_section): Rename from
6162 Output_section::add_simple_input_section. Change type of SIS
6163 parameter from Simple_input_section to Input_section.
6164 * output.h (Output_section::Simple_input_section): Remove class.
6165 (Output_section::Input_section): Change class visibility to public.
6166 (Output_section::Input_section::addralign): Use stored alignments
6167 for special input sections if set.
6168 (Output_section::Input_section::set_addralign): New method.
6169 (Output_section::get_input_sections): Change parameter type from
6170 list of Simple_input_section to list of Input_section.
6171 (Output_section::add_script_input_section): Rename from
6172 Output_section::add_simple_input_section. Change first parameter's
6173 type from Simple_input_section to Input_section and remove the
6174 second and third parameters.
6175 * script-sections.cc (Input_section::Input_section_list): Change
6176 type to list of Output_section::Input_section/
6177 (Input_section_info::Input_section_info): Change parameter type of
6178 INPUT_SECTION to Output_section::Input_section.
6179 (Input_section_info::input_section): Change return type.
6180 (Input_section_info::input_section_): Change type to
6181 Output_section::Input_section.
6182 (Output_section_element_input::set_section_addresses): Adjust code
6183 to use Output_section::Input_section instead of
6184 Output_section::Simple_input_section. Adjust code for renaming
6185 of Output_section::add_simple_input_section.
6186 (Orphan_output_section::set_section_addresses): Ditto.
6188 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6190 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6191 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6193 2010-05-18 Rafael Espindola <espindola@google.com>
6195 * options.cc (General_options::finalize): Handle -nostdlib.
6196 * options.h (nostdlib): New option.
6197 * script.cc (script_add_search_dir): Handle -nostdlib.
6199 2010-05-12 Doug Kwan <dougkwan@google.com>
6201 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6202 attributes section only if there no attributes section after merging.
6203 (Target_arm::merge_object_attributes): Move value of
6204 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6205 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6206 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6207 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6208 and arm_attr_merge_7.stdout.
6209 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6210 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6211 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6212 arm_attr_merge_7b.o): New rules.
6213 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6215 * testsuite/Makefile.in: Regenerate.
6216 * testsuite/arm_attr_merge.sh: New file.
6217 * testsuite/arm_attr_merge_[67][ab].s: Same.
6219 2010-05-05 Nick Clifton <nickc@redhat.com>
6221 * po/es.po: Updated Spanish translation.
6223 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6225 * Makefile.am (install-exec-local): Properly install gold as
6226 default cross linker.
6227 * Makefile.in: Regenerated.
6229 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6230 Nick Clifton <nickc@redhat.com>
6232 * configure.ac (install_as_default): Define and set to false
6233 unless --enable-gold or --enable-gold=both/gold has been
6235 * configure: Regenerate.
6237 * Makefile.am (install-exec-local): Install the executable as
6238 'ld.gold'. If install_as_default is true then also install it as
6240 * Makefile.in: Regenerated.
6242 2010-04-24 Ian Lance Taylor <iant@google.com>
6244 * layout.cc (Layout::layout_reloc): In relocatable link don't
6245 combine reloc sections for grouped sections.
6247 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6249 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6250 sections that are not ordinary to icf.
6251 * icf.cc (get_section_contents): Handle relocation pointing to section
6252 with no object or shndx information.
6253 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6254 * testsuite/Makefile.in: Regenerate.
6255 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6256 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6258 2010-04-22 Ian Lance Taylor <iant@google.com>
6260 * expression.cc (Expression::Expression_eval_info): Add
6261 result_alignment_pointer field.
6262 (Expression::eval_with_dot): Add result_alignment_pointer
6263 parameter. Change all callers.
6264 (Expression::eval_maybe_dot): Likewise.
6265 (class Binary_expression): Add alignment_pointer parameter to
6266 left_value and right_value. Change all callers.
6267 (BINARY_EXPRESSION): Set result alignment.
6268 (class Trinary_expression): Add alignment_pointer parameter to
6269 arg2_value and arg3_value. Change all callers.
6270 (Trinary_cond::value): Set result alignment.
6271 (Max_expression::value, Min_expression::value): Likewise.
6272 (Align_expression::value): Likewise.
6273 * script-sections.cc (class Sections_element): Add dot_alignment
6274 parameter to set_section_addresses virtual function. Update
6276 (class Output_section_element): Likewise.
6277 (Script_sections::create_segments): Add dot_alignment parameter.
6279 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6280 (Script_sections::set_phdrs_clause_addresses): Likewise.
6281 * script-sections.h: Update declarations.
6282 * script.h: Update declarations.
6283 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6285 * testsuite/script_test_3.t: Set large alignment.
6286 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6287 segment has expected alignment.
6289 2010-04-22 Nick Clifton <nickc@redhat.com>
6291 * po/gold.pot: Updated by the Translation project.
6292 * po/vi.po: Updated Vietnamese translation.
6294 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6296 * testsuite/Makefile.am (check_PROGRAMS): Add
6297 icf_virtual_function_folding_test.
6298 * testsuite/Makefile.in: Regenerated.
6300 2010-04-15 Andrew Haley <aph@redhat.com>
6302 * options.h (merge_exidx_entries): New option.
6303 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6304 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6305 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6306 (Target_arm::merge_exidx_entries): New function.
6307 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6308 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6309 to Arm_exidx_fixup constructor.
6310 Add new arg, merge_exidx_entries.
6311 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6312 Arm_output_section::fix_exidx_coverage.
6314 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6316 * icf.cc (get_section_contents): Check for preemptible functions.
6317 Ignore addend when appropriate.
6318 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6320 (add_from_relobj): Check for section folded.
6321 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6322 * symtab.h (should_add_dynsym_entry): Add new parameter.
6323 * target-reloc.h (scan_relocs): Check for section folded.
6324 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6325 Check reloc types for function pointers in shared objects.
6326 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6328 (icf_preemptible_functions_test): New test case.
6329 (icf_string_merge_test): New test case.
6330 * testsuite.Makefile.in: Regenerate.
6331 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6332 bar_glob. Refactor code.
6333 * testsuite/icf_preemptible_functions_test.cc: New file.
6334 * testsuite/icf_preemptible_functions_test.sh: New file.
6335 * testsuite/icf_string_merge_test.cc: New file.
6336 * testsuite/icf_string_merge_test.sh: New file.
6337 * testsuite/icf_virtual_function_folding_test.cc: New file.
6338 * testsuite/icf_virtual_function_folding_test.sh: New file.
6340 2010-04-14 Doug Kwan <dougkwan@google.com>
6342 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6343 for local symbol recounting if we remove a section due to ICF.
6344 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6345 there are no regular objects in input.
6347 2010-04-13 Doug Kwan <dougkwan@google.com>
6349 * arm.cc (Arm_input_section::set_final_data_size): Compute
6350 accurate final data size instead of using current data size.
6352 2010-04-09 Doug Kwan <dougkwan@google.com>
6354 * layout.cc (Layout::choose_output_section): Handle script section
6356 (Layout::make_output_section_for_script): Add section type parameter.
6357 Handle script section types.
6358 * layout.h (Layout::make_output_section_for_script): Add section
6360 * output.cc (Output_section::Output_section): Initialize data member
6362 (Output_section::do_reset_address_and_file_offset): Do not set address
6363 to 0 if section is a NOLOAD section.
6364 * output.h (Output_section::is_noload): New method.
6365 (Output_section::set_is_noload): Ditto.
6366 (Output_section::is_noload_): New data member.
6367 * script-c.h (Script_section_type): New enum type.
6368 (struct Parser_output_section_header): Add new file section_type.
6369 * script-sections.cc (Sections_element::output_section_name): Add
6370 parameter for returning script section type.
6371 (Output_section_definition::output_section_name): Ditto.
6372 (Output_section_definition::section_type)P; New method.
6373 (Output_section_definiton::script_section_type_name): Ditto.
6374 (Output_section_definition::script_section_type_): New data member.
6375 (Output_section_definition::Output_section_definition): Initialize
6376 data member Output_section_definition::script_section_type_.
6377 (Output_section_definition::create_sections): Pass script section type
6378 to Layout::make_output_section_for_script.
6379 (Output_section_definition::output_section_name): Return script
6380 section type to caller.
6381 (Output_section_definition::set_section_address): Do not advance
6382 dot value and load address if section type is NOLOAD. Set address
6383 of NOLOAD sections regardless of section flags.
6384 (Output_section_definition::print): Print section type if it is
6385 not SCRIPT_SECTION_TYPE_NONE.
6386 (Output_section_definition::section_type): New method.
6387 (Output_section_definition::script_section_type_name): Ditto.
6388 (Script_sections::output_section_name): Add new parameter
6389 PSECTION_TYPE for returning script section type. Pass it to
6390 section elements. Handle discard sections.
6391 (Sort_output_sections::operator()): Handle NOLOAD sections.
6392 * script-sections.h (Script_sections::Section_type): New enum type.
6393 (Script_sections::output_section_name): Add a new parameter for
6394 returning script section type.
6395 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6397 * yyscript.y (union): Add new field SECTION_TYPE.
6398 (COPY, DSECT, INFO, NOLOAD): New tokens.
6399 (opt_address_and_section_type): Change type to output_section_header.
6400 (section_type): New non-terminal
6401 (section_header): Handle section type.
6402 (opt_address_and_section_type): Return section type value.
6404 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6406 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6407 * testsuite/plugin_common_test_2.c (foo): Likewise.
6409 2010-04-08 Doug Kwan <dougkwan@google.com>
6411 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6413 * output.cc (Output_section::add_merge_input_section): Simplify
6414 code and return status of Output_merge_base::add_input_section.
6415 Update merge section map only if Output_merge_base::add_input_section
6418 2010-04-07 Doug Kwan <dougkwan@google.com>
6420 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6421 if section is marked as containing instructions but has no mapping
6423 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6424 correct section index.
6425 (Arm_relobj::find_linked_text_section): Ditto.
6427 2010-04-07 Cary Coutant <ccoutant@google.com>
6429 * archive.cc (include_member): Destroy Read_symbols_data object before
6431 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6432 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6433 (Read_symbols_data::~Read_symbols_data) New destructor.
6434 (Section_relocs::Section_relocs) New constructor.
6435 (Section_relocs::~Section_relocs) New destructor.
6436 (Read_relocs_data::Read_relocs_data) New constructor.
6437 (Read_relocs_data::~Read_relocs_data) New destructor.
6438 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6439 pointers to NULL after deleting.
6441 2010-04-07 Doug Kwan <dougkwan@google.com>
6443 * arm.cc: Replace "endianity" with "endianness" in comments.
6444 (Arm_exidx_cantunwind): Ditto.
6445 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6446 (Arm_relobj::merge_flags_and_attributes): New method.
6447 (Arm_relobj::merge_flags_and_attributes_): New data member.
6448 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6449 (Arm_relobj::scan_sections_for_stubs): Ditto.
6450 (Arm_relobj::do_read_symbols): Check to see if we really want to
6451 merge processor-specific flags and attributes. Exit early if
6452 an object is empty except for section names and the undefined symbol.
6453 (Target_arm::do_finalize_sections): Move check for ELF format to
6454 Arm_relobj::do_read_symbols. Merge processor specific flags and
6455 attributes from a regular object only when we have determined that
6456 it is aapropriate. Do not create an .ARM.attributes section in
6457 output if there is no regular input object.
6458 (Target_arm::merge_processor_specific_flags): Check
6459 --warn-mismatch before printing any error.
6460 (Target_arm::merge_object_attributes): Ditto.
6461 * gold.cc (queue_middle_tasks): Handle the case in which there is
6462 no regular object in input.
6463 * options.cc (General_options::parse_EB): New method.
6464 (General_options::parse_EL): Same.
6465 (General_options::General_options): Initialize endianness_.
6466 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6468 (General_options::Endianness): New enum.
6469 (General_options::endianness): New method.
6470 (General_options::endianness_): New data member.
6471 * parameters.cc (Parameters::set_options): Check target endianness.
6472 (Parameters::set_target_once): Ditto.
6473 (Parameters::check_target_endianness): New method.
6474 (parameters_force_valid_target): If either -EL or -EB is specified,
6475 use it to define endianness of default target.
6476 * parameters.h (Parameters::check_target_endianness): New method
6478 * target.h (class Target): Change "endianity" to "endianness"
6481 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6483 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6484 * configure: Regenerate.
6485 * Makefile.in: Regenerate.
6486 * testsuite/Makefile.in: Regenerate.
6488 2010-04-06 Cary Coutant <ccoutant@google.com>
6491 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6492 prevailing definitions of common symbols.
6493 * testsuite/plugin_test_6.sh: New test case.
6494 * testsuite/plugin_common_test_1.c: New test case.
6495 * testsuite/plugin_common_test_2.c: New test case.
6496 * testsuite/Makefile.am (plugin_test_6): New test case.
6497 * testsuite/Makefile.in: Regenerate.
6499 2010-04-06 Nick Clifton <nickc@redhat.com>
6501 * po/vi.po: New Vietnamese translation.
6503 2010-03-30 Doug Kwan <dougkwan@google.com>
6505 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6507 2010-03-25 Doug Kwan <dougkwan@google.com>
6509 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6510 to avoid a conversion warning on a 32-bit host.
6512 2010-03-24 Ian Lance Taylor <iant@google.com>
6514 * testsuite/script_test_3.t: Add a TLS segment.
6515 * testsuite/Makefile.am (check_PROGRAMS): Add
6516 tls_phdrs_script_test.
6517 (tls_phdrs_script_test_SOURCES): Define.
6518 (tls_phdrs_script_test_DEPENDENCIES): Define.
6519 (tls_phdrs_script_test_LDFLAGS): Define.
6520 (tls_phdrs_script_test_LDADD): Define.
6521 * testsuite/Makefile.in: Rebuild.
6523 2010-03-23 Cary Coutant <ccoutant@google.com>
6525 * fileread.cc (find_or_make_view): Fix comment.
6527 2010-03-23 Ian Lance Taylor <iant@google.com>
6529 * script-sections.cc (class Orphan_section_placement): Define
6530 PLACE_TLS and PLACE_TLS_BSS.
6531 (Orphan_section_placement::Orphan_section_placement): Initialize
6533 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6534 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6535 (tls_script_test_SOURCES): Define.
6536 (tls_script_test_DEPENDENCIES): Define.
6537 (tls_script_test_LDFLAGS): Define.
6538 (tls_script_test_LDADD): Define.
6539 * testsuite/Makefile.in: Rebuild.
6541 2010-03-22 Doug Kwan <dougkwan@google.com>
6543 * arm.cc (Arm_relocate_functions::abs8,
6544 Arm_relocate_functions::abs16): Use correct check for overflow
6545 specified in the ARM ELF specs.
6546 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6547 target of a BLX instruction specially.
6548 (Reloc_stub::stub_type_for_reloc): Ditto.
6549 (Relocate::relocate): Use symbolic names instead of numeric relocation
6550 codes to report error.
6551 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6553 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6554 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6555 thumb2_blx_out_of_range.stdout
6556 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6557 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6558 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6559 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6560 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6561 thumb2_blx_in_range, thumb2_blx_in_range.o,
6562 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6563 thumb2_blx_out_of_range.o): New rules.
6564 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6565 thumb2_blx_in_range and thumb2_blx_out_of_range.
6566 * testsuite/Makefile.in: Regenerate.
6567 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6568 * testsuite/thumb_blx_in_range.s: New file.
6569 * testsuite/thumb_blx_out_of_range.s: New file.
6571 2010-03-22 Rafael Espindola <espindola@google.com>
6573 * archive.cc (Should_include): Move to archive.h.
6574 (should_include_member): Make it a member of Archive.
6576 (Add_lib_group_symbols): New.
6577 * archive.h: Include options.h.
6578 (Archive_member): Moved from Archive.
6579 (Should_include): Moved from archive.cc.
6581 (Add_lib_group_symbols): New.
6582 * dynobj.cc (do_should_include_member): New.
6583 * dynobj.h (do_should_include_member): New.
6584 * gold.cc (queue_initial_tasks): Update call to queue.
6585 * main.cc (main): Print lib group stats.
6586 * object.cc (do_should_include_member): New.
6587 * object.h: Include archive.h.
6588 (Object::should_include_member): New.
6589 (Object::do_should_include_member): New.
6590 (Sized_relobj::do_should_include_member): New.
6591 * options.cc (General_options::parse_start_lib): New.
6592 (General_options::parse_end_lib): New.
6593 (Input_arguments::add_file): Handle lib groups.
6594 (Input_arguments::start_group): Check we are not in a lib.
6595 (Input_arguments::start_lib): New.
6596 (Input_arguments::end_lib): New.
6597 * options.h (General_options): Add start_lib and end_lib.
6598 (Input_argument::lib_): New.
6599 (Input_argument::lib): New.
6600 (Input_argument::is_lib): New.
6601 (Input_file_lib): New.
6602 (Input_arguments::in_lib_): New.
6603 (Input_arguments::in_lib): New.
6604 (Input_arguments::start_lib): New.
6605 (Input_arguments::end_lib_): New.
6606 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6607 in unused members as preempted.
6608 (Sized_pluginobj::do_should_include_member): New.
6609 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6610 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6612 (Read_symbols::do_whole_lib_group): New.
6613 (Read_symbols::do_lib_group): New.
6614 (Read_symbols::do_read_symbols): Handle lib groups.
6615 (Read_symbols::get_name): Handle lib groups.
6616 * readsyms.h (Read_symbols): Add an archive member pointer.
6617 (Read_symbols::do_whole_lib_group): New.
6618 (Read_symbols::do_lib_group): New.
6619 (Read_symbols::member_): New.
6620 * script.cc (read_input_script): Update call to queue_soon.
6622 2010-03-19 Doug Kwan <dougkwan@google.com>
6624 * arm.cc (Stub_table::Stub_table): Initialize new data members
6625 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6626 (Stub_table::add_reloc_stub): Assign stub offset and update
6627 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6628 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6630 (Stub_table::update_data_size_and_addralign): Use
6631 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6632 instead of going over all reloc stubs.
6633 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6634 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6635 Stringpool_template::offset_ to size of Stringpool_char.
6636 (Stringpool_template::new_key_offset): Remove code to initialize
6637 Stringpool_template::offset_.
6638 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6639 Stringpool_template::offset_ to zero.
6641 2010-03-15 Doug Kwan <dougkwan@google.com>
6643 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6645 (Stringpool_template::new_key_offset): New method.
6646 (Stringpool_template::add_string): Assign offsets when adding new
6648 (Stringpool_template::set_string_offsets): Do not set string offsets
6649 when not optimizing.
6650 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6652 (Chunked_vector::clear): Clear size_.
6653 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6654 (Chunked_vector::size): Return size_.
6655 (Chunked_vector::push_back): Use size_ to find insert position.
6656 (Chunked_vector::size_): New data member.
6657 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6658 (Stringpool_template::new_key_offset): New method declaration.
6659 (Stringpool_template::offset_): New data member.
6661 2010-03-15 Rafael Espindola <espindola@google.com>
6663 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6664 Add_symbols' constructor.
6665 * readsyms.h (Add_symbols): Remove the input_group member.
6667 2010-03-10 Ian Lance Taylor <iant@google.com>
6669 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6670 target to ask whether a reference to a symbol requires a stack
6672 * target.h (Target::is_call_to_non_split): New function.
6673 (Target::do_is_call_to_non_split): Declare virtual function.
6674 * target.cc: Include "symtab.h".
6675 (Target::do_is_call_to_non_split): New function.
6676 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6678 2010-03-10 Cary Coutant <ccoutant@google.com>
6680 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6681 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6682 (File_read::open[2]): Add whole_file_view_ to list of views.
6683 (File_read::make_view): Remove test of whole_file_view_.
6684 (File_read::find_or_make_view): Create whole_file_view_ if
6686 (File_read::clear_views): Replace bool parameter with enum;
6687 adjust all callers. Don't delete views with permanent data;
6688 do delete cached views and views from archives if
6689 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6690 if clearing the corresponding view.
6691 * fileread.h (File_read::Clear_views_mode): New enum.
6692 (File_read::View::is_permanent_view): New method.
6693 (File_read::clear_views): Replace bool parameter
6694 with enum; adjust all callers.
6695 * options.h (General_options): Change keep_files_mapped option;
6696 add map_whole_files.
6697 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6699 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6702 2010-03-10 David S. Miller <davem@davemloft.net>
6704 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6706 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6708 * icf.cc (get_section_contents): Add '@' marker after processing the
6711 2010-03-08 Doug Kwan <dougkwan@google.com>
6713 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6714 due to a conversion warning.
6715 (Arm_relobj::update_output_local_symbol_count): Check for local
6716 symbol with unset output index.
6718 2010-03-05 Ian Lance Taylor <iant@google.com>
6720 * options.h (class General_options): Add --spare-dynamic-tags.
6721 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6722 --spare-dynamic-tags.
6724 2010-03-05 Ian Lance Taylor <iant@google.com>
6726 * incremental.cc: Include "libiberty.h".
6728 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6730 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6731 function, is_info_ member.
6732 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6733 (Versions::Versions): Update caller.
6734 (Versions::define_base_version): Likewise.
6735 (Versions::add_def): Likewise.
6737 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6739 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6740 (Scan::possible_function_pointer_reloc): New function.
6741 (Scan::local_reloc_may_be_function_pointer): Change to call
6742 possible_function_pointer_reloc.
6743 (Scan::global_reloc_may_be_function_pointer): Ditto.
6744 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6745 relocations in ".data.rel.ro._ZTV" section.
6746 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6747 * testsuite/icf_safe_so_test.cc: Ditto.
6748 * testsuite/icf_safe_test.cc: Ditto.
6749 * testsuite/icf_safe_test.sh: Ditto.
6751 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6752 Ian Lance Taylor <iant@google.com>
6754 * target-reloc.h (relocate_section): Check the symbol table index
6755 for -1U before setting the local symbol index.
6756 (scan_relocatable_relocs): If copying the relocation, record that
6757 the local symbol is required.
6758 * object.h (Symbol_value::is_output_symtab_index_set): New
6760 (Symbol_value::may_be_discarded_from_output_symtab): New
6762 (Symbol_value::has_output_symtab_entry): New function.
6763 (Symbol_value::needs_output_symtab_entry): Remove.
6764 (Symbol_value::output_symtab_index): Make sure the symbol index is
6766 (Symbol_value::set_output_symtab_index): Make sure the symbol
6767 index is not set. Make sure the new index is valid.
6768 (Symbol_value::set_must_have_output_symtab_entry): New function.
6769 (Symbol_value::has_output_dynsym_entry): New function.
6770 (Symbol_value::set_output_dynsym_index): Make sure the new index
6772 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6773 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6774 local symbol if permitted.
6775 (Sized_relobj::do_finalize_local_symbols): Call
6776 is_output_symtab_index_set rather than needs_output_symtab_entry.
6777 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6778 rather than needs_output_symtab_entry. Call
6779 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6780 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6781 is_output_symtab_index_set rather than needs_output_symtab_entry.
6782 * testsuite/discard_locals_relocatable_test.c: New file.
6783 * testsuite/discard_locals_test.sh: Test -r.
6784 * testsuite/Makefile.am (check_DATA): Add
6785 discard_locals_relocatable_test1.syms,
6786 discard_local_relocatable_test2.syms.
6787 (MOSTLYCLEANFILES): Likewise. Also add
6788 discard_locals_relocatable_test1.lout and
6789 discard_locals_relocatable_test2.out.
6790 (discard_locals_relocatable_test1.syms): New target.
6791 (discard_locals_relocatable_test.o): New target.
6792 (discard_locals_relocatable_test1.out): New target.
6793 (discard_locals_relocatable_test2.syms): New target.
6794 (discard_locals_relocatable_test2.out): New target.
6795 (various): Add missing ../ld-new dependencies.
6796 * testsuite/Makefile.in: Rebuild.
6798 2010-03-03 Nick Clifton <nickc@redhat.com>
6800 * po/fi.po: New Finnish translation.
6802 2010-03-01 Doug Kwan <dougkwan@google.com>
6804 * layout.cc (Layout::Layout): Force section types of .init_array*,
6805 .preinit_array* and .fini_array* sections.
6806 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6807 Fix check of return value of std::string::find.().
6808 (Output_section::Input_section_sort_compare::operator()): Remove
6809 comment about .init_array.
6810 (Output_section::Input_section_sort_init_fini_compare::operator()):
6812 (Output_section::sort_attached_input_sections): Handle .init_array
6813 and .fini_array specially.
6814 * output.h (Output_section::Inut_section_sort_compare): Update
6816 (Output_section::Input_section_sort_init_fini_compare): New struct.
6818 2010-02-26 Doug Kwan <dougkwan@google.com>
6820 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6821 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6822 * testsuite/debug_msg.sh: Avoid matching source line number for
6823 use of global variable undef_int.
6825 2010-02-26 Doug Kwan <dougkwan@google.com>
6827 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6828 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6829 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6830 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6831 * options.cc (General_options::General_options): Initialize member
6833 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6834 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6835 and rm_no_fix_v4bx.stdout
6836 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6837 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6838 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6839 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6840 and arm_no_fix_v4bx.
6841 * Makefile.in: Regenerate.
6842 * testsuite/arm_fix_v4bx.s: New file.
6843 * testsuite/arm_fix_v4bx.sh: Ditto.
6845 2010-02-24 Doug Kwan <dougkwan@google.com>
6847 * arm.cc (Target_arm::got_section): Make the .got section the first
6848 non RELRO section in the data segment.
6849 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6850 suffixes of section names.
6852 2010-02-24 Doug Kwan <dougkwan@google.com>
6854 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6855 flags and attributes merging if an input file is a binary file.
6856 * fileread.cc (Input_file::open): Record format of original file.
6857 * fileread.h (Input_file::Format): New enum type.
6858 (Input_file::Input_file): Initialize data member format_.
6859 (Input_file::format): New method definition.
6860 (Input_file::format_):: New data member.
6862 2010-02-24 Doug Kwan <dougkwan@google.com>
6864 * arm.cc (Arm_output_data_got): New class.
6865 (ARM_TCB_SIZE): New constant
6866 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6867 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6868 If user uses a script with a SECTIONS clause, issue only a warning
6869 for a misplaced EXIDX input section. Otherwise, issue an error.
6870 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6872 (Target_arm::got_mode_index_entry): Handle static linking.
6873 (Target_arm::Scan::local): Ditto.
6874 (Target_arm::Scan::global): Ditto.
6875 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6876 all incorrectly implemented relocations.
6877 (Target_arm::fix_exidx_coverage): Pass layout to
6878 Arm_output_section::fix_exidx_coverage.
6879 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6880 from ".ARM.exidx." and ".ARM.extab.".
6882 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6884 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6885 section if it does not already exist.
6886 * attributes.cc (Attributes_section_data::Attributes_section_data):
6887 Don't crash if size is zero.
6889 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6890 Ian Lance Taylor <iant@google.com>
6892 * gold.cc (queue_middle_tasks): If no input files were opened,
6894 * workqueue.h (Task_function::Task_function): Assert that there is
6897 2010-02-22 Doug Kwan <dougkwan@google.com>
6899 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6900 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6901 types to avoid warnings due to different uint64_t implementations
6904 2010-02-21 Doug Kwan <dougkwan@google.com>
6906 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6907 handling of the maximum backward branch offset.
6908 (Arm_relocate_functions::thumb_branch_common): Ditto.
6909 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6910 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6911 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6912 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6913 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6914 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6915 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6916 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6917 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6918 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6919 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6920 thumb2_bl_out_of_range.o): New rules.
6921 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6922 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6923 thumb2_bl_out_of_range
6924 * testsuite/Makefile.in: Regenerate.
6925 * testsuite/arm_bl_in_range.s: New file.
6926 * testsuite/arm_bl_out_of_range.s: Ditto.
6927 * testsuite/arm_branch_in_range.sh: Ditto.
6928 * testsuite/arm_branch_range.t: Ditto.
6929 * testsuite/thumb2_branch_range.t: Ditto.
6930 * testsuite/thumb_bl_in_range.s: Ditto.
6931 * testsuite/thumb_bl_out_of_range.s: Ditto.
6932 * testsuite/thumb_branch_range.t: Ditto.
6934 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6936 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6937 Add reloc offset information.
6938 * icf.cc (get_section_contents): Change iterators to point to the new
6939 vectors. Add reloc offset information to the contents.
6940 * icf.h (Icf::Sections_reachable_info): New typedef.
6941 (Icf::Sections_reachable_list): New typedef.
6942 (Icf::Offset_info): New typedef.
6943 (Icf::Reloc_info): New struct typedef.
6944 (Icf::Reloc_info_list): New typedef.
6945 (Icf::symbol_reloc_list): Delete method.
6946 (Icf::addend_reloc_list): Delete method.
6947 (Icf::section_reloc_list): Delete method.
6948 (Icf::reloc_info_list): New method.
6949 (Icf::reloc_info_list_): New member.
6951 2010-02-19 Doug Kwan <dougkwan@google.com>
6953 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6954 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6955 * arm.cc (Arm_relocation_functions): New forward declaration.
6956 (Target_arm::Target_arm): Initialize new data members
6957 got_mod_index_offset_ and tls_base_symbol_defined_.
6958 (Target_arm::Relocate::relocate_tls): New method.
6959 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6960 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6962 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6963 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6964 (Target_arm::got_mod_index_offset_,
6965 Target_arm::tls_base_symbol_defined_): New data members.
6966 (Target_arm::Scan::local, Target::Scan::global,
6967 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6970 2010-02-18 Doug Kwan <dougkwan@google.com>
6972 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6973 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6974 text section as a parameter becuase some broken tools may not set
6975 the link in section header.
6976 (Target_arm::has_got_section): New method.
6977 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6978 without any mapping symbol as data only. Remove warning.
6979 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6980 link in its section header, try to discover the link by inspecting the
6981 REL31 relocation at the beginning of the section.
6982 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6984 (Target_arm::Scan::global): Treat any reference to the symbol
6985 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6987 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6989 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6990 (Scan::global_reloc_may_be_function_pointer): New function.
6991 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6992 (Scan::global_reloc_may_be_function_pointer): New function.
6993 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6994 (Scan::global_reloc_may_be_function_pointer): New function.
6995 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6996 (Scan::global_reloc_may_be_function_pointer): New function.
6997 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6998 (Scan::global_reloc_may_be_function_pointer): New function.
6999 (Scan::possible_function_pointer_reloc): New function.
7000 (Target_x86_64::can_check_for_function_pointers): New function.
7001 * gc.h (gc_process_relocs): Scan relocation types to determine if
7002 function pointers were taken for targets that support it.
7003 * icf.cc (Icf::find_identical_sections): Include functions for
7004 folding in safe ICF whose pointer is not taken.
7005 * icf.h (Secn_fptr_taken_set): New typedef.
7006 (fptr_section_id_): New member.
7007 (section_has_function_pointers): New function.
7008 (set_section_has_function_pointers): New function.
7009 (check_section_for_function_pointers): New function.
7010 * options.h: Fix comment for safe ICF option.
7011 * target.h (can_check_for_function_pointers): New function.
7012 * testsuite/Makefile.am: Add icf_safe_so_test test case.
7013 Modify icf_safe_test for X86-64.
7014 * testsuite/Makefile.in: Regenerate.
7015 * testsuite/icf_safe_so_test.cc: New file.
7016 * testsuite/icf_safe_so_test.sh: New file.
7017 * testsuite/icf_safe_test.cc (kept_func_3): New function.
7018 (main): Change to take pointer to function kept_func_3.
7019 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
7020 folding is done correctly for X86-64.
7022 2010-02-12 David S. Miller <davem@davemloft.net>
7024 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
7025 is_symbolless parameter.
7026 (Output_reloc<SHT_REL>::is_symbolless): New.
7027 (Output_reloc<SHT_REL>::is_symbolless_): New.
7028 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
7029 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
7030 (Output_reloc<SHT_RELA>::is_symbolless): New.
7031 (Output_data_reloc::add_global): Handle is_symbolless.
7032 (Output_data_reloc::add_global_relative): Likewise.
7033 (Output_data_reloc::add_local): Likewise.
7034 (Output_data_reloc::add_local_relative): Likewise.
7035 (Output_data_reloc::add_symbolless_global_addend): New.
7036 (Output_data_reloc::add_symbolless_local_addend): New.
7037 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
7039 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
7040 instead of ->is_relative_
7041 (Output_reloc::write): Likewise.
7042 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
7043 (Output_reloc::write_rel): Simplify.
7045 * sparc.cc (Target_sparc::Scan::local): Use
7046 ->add_symbolless_local_addend as needed.
7047 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
7048 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
7049 based upon relocation offset.
7051 2010-02-11 Doug Kwan <dougkwan@google.com>
7053 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
7054 (Target_arm::Scan::global): Ditto. Also remove a comment before the
7055 beginning of function.
7056 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
7057 and MOVT_ABS relocations. Those are non issued in scanning. Fix
7058 parameter is_32bit in calls to should_apply_static_reloc.
7059 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
7060 (check_DATA): Add arm_abs_global.stdout.
7061 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
7062 arm_abs_global.stdout): New rules.
7063 (MOSTLLYCLEANFILES): Add arm_abs_global
7064 * Makefile.in: Regenerate.
7065 * testsuite/arm_abs_global.s: New file.
7066 * testsuite/arm_abs_global.sh: Ditto.
7067 * testsuite/arm_abs_lib.s: Ditto.
7069 2010-02-11 Ian Lance Taylor <iant@google.com>
7071 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7073 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7074 Allocate_commons_task first.
7075 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7076 task, rather than symtab_lock_.
7077 (Gc_process_relocs::~Gc_process_relocs): New function.
7078 (Gc_process_relocs::is_runnable): Check this_blocker_.
7079 (Gc_process_relocs::locks): Use next_blocker_ rather than
7081 (Scan_relocs::~Scan_relocs): New function.
7082 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7084 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7086 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7087 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7088 constructor accordingly.
7089 (class Gc_process_relocs): Likewise.
7090 (class Scan_relocs): Likewise.
7091 * common.h (class Allocate_commons_task): Remove symtab_lock_
7092 field, and corresponding constructor parameter.
7093 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7095 (Allocate_commons_task::locks): Likewise.
7097 2010-02-11 Ian Lance Taylor <iant@google.com>
7099 * gold-threads.h (class Once): Define.
7100 (class Initialize_lock): Rewrite as child of Once.
7101 * gold-threads.cc (class Once_initialize): Define.
7102 (once_pointer_control): New static variable.
7103 (once_pointer, once_arg): New static variables.
7104 (c_run_once): New static function.
7105 (Once::Once, Once::run_once, Once::internal_run): New functions.
7106 (class Initialize_lock_once): Remove.
7107 (initialize_lock_control): Remove.
7108 (initialize_lock_pointer): Remove.
7109 (initialize_lock_once): Remove.
7110 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7111 (Initialize_lock::initialize): Rewrite.
7112 (Initialize_lock::do_run_once): New function.
7113 * archive.cc (Archive::interpret_header): Only clear name if it is
7115 * fileread.cc: Include "gold-threads.h"
7116 (file_counts_lock): New static variable.
7117 (file_counts_initialize_lock): Likewise.
7118 (File_read::release): Only increment counts when using --stats.
7119 Use a lock around the increment.
7120 * parameters.cc (class Set_parameters_target_once): Define.
7121 (set_parameters_target_once): New static variable.
7122 (Parameters::Parameters): Move here from parameters.h.
7123 (Parameters::set_target): Rewrite.
7124 (Parameters::set_target_once): New function.
7125 (Parameters::clear_target): Move here and rewrite.
7126 * parameters.h (class Parameters): Update declarations. Add
7127 set_parameters_target_once_ field.
7128 (Parameters::Parameters): Move to parameters.cc.
7129 (Parameters::clear_target): Likewise.
7130 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7132 (Start_group::~Start_group): New function.
7133 (Start_group::is_runnable): New function.
7134 (Start_group::locks, Start_group::run): New functions.
7135 (Finish_group::run): Change saw_undefined to size_t.
7136 * readsyms.h (class Start_group): Define.
7137 (class Finish_group): Change saw_undefined_ field to size_t.
7138 (Finish_group::Finish_group): Remove saw_undefined and
7139 this_blocker parameters. Change all callers.
7140 (Finish_group::set_saw_undefined): New function.
7141 (Finish_group::set_blocker): New function.
7142 * symtab.h (class Symbol_table): Change saw_undefined to return
7143 size_t. Change saw_undefined_ field to size_t.
7144 * target-select.cc (Set_target_once::do_run_once): New function.
7145 (Target_selector::Target_selector): Initialize set_target_once_
7146 field. Don't initialize lock_ and initialize_lock_ fields.
7147 (Target_selector::instantiate_target): Rewrite.
7148 (Target_selector::set_target): New function.
7149 * target-select.h (class Set_target_once): Define.
7150 (class Target_selector): Update declarations. Make
7151 Set_target_once a friend. Remove lock_ and initialize_lock_
7152 fields. Add set_target_once_ field.
7154 2010-02-10 Ian Lance Taylor <iant@google.com>
7156 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7158 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7159 (queue_middle_tasks): Add all blockers before queueing any tasks.
7160 (queue_final_tasks): Likewise.
7161 * token.h (Task_token::add_blockers): New function.
7162 * object.h (Input_objects::number_of_relobjs): New function.
7164 2010-02-10 Ian Lance Taylor <iant@google.com>
7166 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7167 shared, not if not position independent.
7168 * x86_64.cc (Relocate::relocate_tls): Likewise.
7169 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7170 (tls_pie_pic_test): New target.
7171 * testsuite/Makefile.in: Rebuild.
7173 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7174 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7175 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7176 * testsuite/Makefile.in: Rebuild.
7178 2010-02-09 David S. Miller <davem@davemloft.net>
7180 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7181 R_SPARC_RELATIVE using ->add_local_relative().
7182 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7184 * output.h (Output_data_dynamic::add_section_size): New method
7185 that takes two Output_data objects.
7186 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7187 entry param. Handle it in initializers.
7188 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7189 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7190 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7192 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7193 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7194 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7195 for dynrel_includes_plt.
7196 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7197 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7198 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7200 (Target_sparc::do_finalize_sections): Update to pass true for
7201 dynrel_includes_plt.
7202 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7203 output before .rela.plt
7204 (Target_powerpc::do_finalize_sections): Update to pass true for
7205 dynrel_includes_plt when 32-bit.
7207 2010-02-08 Doug Kwan <dougkwan@google.com>
7209 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7211 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7212 Arm_relobj::scan_section_for_cortex_a8_stubs,
7213 Arm_relobj::do_relocation_section): Instead of calling
7214 Output_section::output_address, use faster
7215 Arm_relobj::simple_input_section_output_address.
7217 2010-02-08 David S. Miller <davem@davemloft.net>
7219 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7220 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7221 relocation helper function.
7223 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7224 just like R_SPARC_GOT{10,13,22}.
7225 (Target_sparc::Scan::local): Likewise.
7226 (Target_sparc::Relocate:relocate): Likewise.
7228 2010-02-06 Ian Lance Taylor <iant@google.com>
7230 * configure.ac: Rewrite targetobjs duplicate removal code to use
7231 only shell constructs.
7232 * configure: Rebuild.
7234 2010-02-05 Doug Kwan <dougkwan@google.com>
7237 * arm.cc (Arm_relobj::section_is_scannable): New method.
7238 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7239 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7241 2010-02-04 Doug Kwan <dougkwan@google.com>
7244 * arm-reloc-property.cc (cstdio): Include.
7245 * configure.ac (targetobjs): Remove duplicates.
7246 * configure: Regenerate.
7247 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7248 big and little endian version for a given address size.
7250 2010-02-03 Doug Kwan <dougkwan@google.com>
7252 * arm-reloc-property.cc
7253 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7255 * arm-reloc-property.h
7256 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7257 New method definition.
7258 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7260 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7262 (GOT_PREL): Change implemented to Y.
7263 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7264 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7265 (Arm_relocate_functions::movw_abs_nc): Remove method.
7266 (Arm_relocate_functions::movt_abs): Ditto.
7267 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7268 (Arm_relocate_functions::thm_movt_abs): Ditto.
7269 (Arm_relocate_functions::movw_rel_nc): Ditto.
7270 (Arm_relocate_functions::movw_rel): Ditto.
7271 (Arm_relocate_functions::movt_rel): Ditto.
7272 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7273 (Arm_relocate_functions:thm_movw_rel): Ditto.
7274 (Arm_relocate_functions:thm_movt_rel): Ditto.
7275 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7276 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7277 New method definitions.
7278 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7279 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7280 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7281 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7282 (Target_arm::Relocate::relocate): Check for non-static or
7283 unimplemented relocation code and exit early. Change calls to
7284 Target_arm::reloc_uses_thumb_bit and
7285 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7286 instead. Refactor code to handle similar relocations to increase
7287 code sharing. Remove check for unsupported relocation code in switch
7289 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7290 relocation property table to find out size. Change error message to
7291 print out the name of a relocation code instead of the numeric value.
7292 (Target_arm::scan_reloc_for_stub): Use relocation property table
7293 instead of calling Target_arm::reloc_uses_thumb_bit().
7295 2010-02-02 Doug Kwan <dougkwan@google.com>
7297 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7298 types of relaxed input section.
7300 2010-02-02 Doug Kwan <dougkwan@google.com>
7302 * Makefile.am (HFILES): Add arm-reloc-property.h.
7304 (TARGETSOURCES): Add arm-reloc-property.cc
7305 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7306 (libgold_a_SOURCES): $(DEFFILES)
7307 * Makefile.in: Regenerate.
7308 * arm-reloc-property.cc: New file.
7309 * arm-reloc-property.h: New file.
7310 * arm-reloc.def: New file.
7311 * arm.cc: Update comments.
7312 (arm-reloc-property.h): New included header.
7313 (arm_reloc_property_table): New global variable.
7314 (Target_arm::do_select_as_default_target): New method definition.
7315 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7316 arm-reloc-property to targ_extra_obj.
7317 * parameters.cc (set_parameters_target): Call
7318 Target::select_as_default_target().
7319 * target.h (Target::select_as_default_target): New method definition.
7320 (Target::do_select_as_default_target): Same.
7322 2010-02-01 Doug Kwan <dougkwan@google.com>
7324 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7325 first_output_text_section_.
7326 (Arm_exidx_fixup::first_output_text_section): New method definition.
7327 (Arm_exidx_fixup::first_output_text_section_): New data member.
7328 (Arm_exidx_fixup::process_exidx_section): Record the first text
7329 output section seen.
7330 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7331 and entsize in output section header.
7333 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7335 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7336 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7337 (Arm_relocate_functions::thm_alu11): New Method.
7338 (Arm_relocate_functions::thm_pc8): New Method.
7339 (Arm_relocate_functions::thm_pc12): New Method.
7340 (Target_arm::Scan::local): Handle the relocations.
7341 (Target_arm::Scan::global): Likewise.
7342 (Target_arm::Relocate::relocate): Likewise.
7343 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7345 2010-01-29 Doug Kwan <dougkwan@google.com>
7347 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7348 of relocation types as ld.
7350 2010-01-29 Doug Kwan <dougkwan@google.com>
7352 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7354 (Arm_relocate_functions::thumb_branch_common): Ditto.
7355 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7356 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7357 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7358 Arm_relocate_functions::jump24): Remove.
7359 (Target_arm::Relocate::relocate): Adjust code to call
7360 Arm_relocation_functions::arm_branch_common and
7361 Arm_relocation_functions::thumb_branch_common instead of their removed
7362 wrappers. Merge switch-cases together to reduce source code size.
7364 2010-01-29 Doug Kwan <dougkwan@google.com>
7366 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7367 output_local_symbol_count_needs_update_.
7368 (Arm_relobj::output_local_symbol_count_needs_update,
7369 Arm_relobj::set_output_local_symbol_count_needs_update,
7370 Arm_relobj::update_output_local_symbol_count): New methods.
7371 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7373 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7374 of pointed function as in a R_ARM_PREL31 relocation.
7375 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7376 for output local symbol count updating.
7377 (Target_arm::do_relax): Update output local symbol counts in objects
7379 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7381 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7383 * arm.cc: Added support for the ARM relocations:
7384 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7385 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7386 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7388 (Arm_relocate_functions::movw_rel): New method.
7389 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7390 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7392 (Arm_relocate_functions::thm_movw_rel): New method.
7393 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7395 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7397 (Target_arm::Scan::global): Likewise.
7398 (Target_arm::Relocate::relocate): Likewise.
7399 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7402 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7404 * arm.cc: Added support for ARM group relocations.
7405 (Target_arm::reloc_needs_sym_origin): New method.
7406 (Arm_relocate_functions::calc_grp_kn): New method.
7407 (Arm_relocate_functions::calc_grp_residual): New method.
7408 (Arm_relocate_functions::calc_grp_gn): New method.
7409 (Arm_relocate_functions::arm_grp_alu): New Method.
7410 (Arm_relocate_functions::arm_grp_ldr): New Method.
7411 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7412 (Arm_relocate_functions::arm_grp_ldc): New Method.
7413 (Target_arm::Scan::local): Handle the ARM group relocations.
7414 (Target_arm::Scan::global): Likewise.
7415 (Target_arm::Relocate::relocate): Likewise.
7416 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7419 2010-01-26 Doug Kwan <dougkwan@google.com>
7421 * arm.cc (set): Include.
7422 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7424 (Arm_output_section::Text_section_list): New type.
7425 (Arm_output_section::append_text_sections_to_list): New method.
7426 (Arm_output_section::fix_exidx_coverage): Ditto.
7427 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7428 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7429 Relobj::set_section_offset() instead of
7430 Sized_relobj::invalidate_section_offset().
7431 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7432 parameter for section headers. Ignore relocation sections for
7433 unallocated sections and EXIDX sections.
7434 (Target_arm::fix_exidx_coverage): New method.
7435 (Target_arm::output_section_address_less_than): New type.
7436 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7437 linked text section instead of the EXIDX section.
7438 (Arm_output_section::create_stub_group): Add an assertion to check
7439 that this is not an EXIDX output section.
7440 (Arm_output_section::append_text_sections_to_list): New method.
7441 (Arm_output_section::fix_exidx_coverage): Ditto.
7442 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7443 Arm_relobj::section_needs_reloc_stub_scanning.
7444 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7446 (Target_arm::fix_exidx_coverage): New method.
7447 * object.h (Relobj::set_output_section): New method.
7448 (Sized_relobj::invalidate_section_offset): Remove method.
7449 (Sized_relobj::do_invalidate_section_offset): Remove method.
7450 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7452 2010-01-25 Doug Kwan <dougkwan@google.com>
7454 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7455 Fix warning due to signed and unsigned comparison on a 32-bit host.
7457 2010-01-22 Doug Kwan <dougkwan@google.com>
7459 * arm.cc (Target_arm::do_relax): Record an output section for section
7460 offset adjustment it contains any stub table that has changed.
7461 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7462 offsets in an output section if necessary.
7463 * output.cc (Output_section::Output_section): Initialize
7464 section_offsets_need_adjustments_.
7465 (Output_section::add_input_section_for_script): Renamed to
7466 Output_section::add_simple_input_section.
7467 (Output_section::save_states): Add a comment.
7468 (Output_section::discard_states): New method defintion.
7469 (Output_section::adjust_section_offsets): Same.
7470 * output.h (Output_section::add_input_section_for_script): Renamed to
7471 Output_section::add_simple_input_section.
7472 (Output_section::discard_states): New method declaration.
7473 (Output_section::adjust_section_offsets): Same.
7474 (Output_section::section_offsets_need_adjustment,
7475 Output_section::set_section_offsets_need_adjustment): New method
7477 (Output_section::section_offsets_need_adjustment_): New data member.
7478 * script-sections.cc
7479 (Output_section_element_input::set_section_address): Adjust code for
7480 renaming of Output_section::add_input_section_for_script.
7481 (Orphan_output_section::set_section_address): Same.
7483 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7485 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7486 Fix_v4bx enum values .
7487 * gold/options.h (General_options): New option definitions.
7488 (General_options::fix_v4bx): New method.
7489 (General_options::Fix_v4bx): New enum.
7490 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7491 (General_options::parse_fix_v4bx_interworking): New method.
7493 2010-01-22 Doug Kwan <dougkwan@google.com>
7495 * arm.cc (Arm_exidx_fixup): New class.
7497 2010-01-21 Doug Kwan <dougkwan@google.com>
7499 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7501 (Arm_exidx_section_offset_map): New type.
7503 2010-01-21 Doug Kwan <dougkwan@google.com>
7505 * arm.cc (Arm_exidx_input_section): New class.
7506 (Arm_relobj::exidx_input_section_by_link,
7507 Arm_relobj::exidx_input_section_by_shndx,
7508 Arm_relobj::make_exidx_input_section): New methods.
7509 (read_arm_attributes_section): Remove.
7510 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7511 information about them.
7512 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7515 2010-01-20 Doug Kwan <dougkwan@google.com>
7517 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7518 Input_section_specifier to Section_id.
7519 (Target_arm::new_arm_input_section: Adjust code for change of key
7521 (Target_arm::find_arm_input_section): Ditto.
7522 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7523 (Section_id): Remove.
7524 (Garbage_collection::Section_id_hash): Remove.
7525 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7526 (Section_id): Remove.
7527 (Icf::Section_id_hash): Remove.
7528 * object.h (Section_id, Const_section_id, Section_id_hash,
7529 Const_section_id_hash): New type definitions.
7530 * output.cc (Output_section::add_relaxed_input_section): Change to
7531 use Const_section_id instead of Input_section_specifier as key type.
7532 (Output_section::add_merge_input_section): Ditto.
7533 (Output_section::build_relaxation_map): Change to use Section_id
7534 instead of Input_section_specifier as key type.
7535 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7537 (Output_section::convert_input_sections_to_relaxed_sections): Change
7538 to use Const_section_id instead of Input_section_specifier as key type.
7539 (Output_section::find_merge_section): Ditto.
7540 (Output_section::find_relaxed_input_section): Ditto.
7541 * output.h (Input_section_specifier): Remove class.
7542 (Output_section::Output_section_data_by_input_section_map): Change
7543 key type to Const_section_id.
7544 (Output_section::Output_relaxed_input_section_by_input_section_map):
7546 (Output_section::Relaxation_map): Change key type to Section_id.
7548 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7550 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7551 (class Arm_v4bx_stub): New class.
7552 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7553 (Stub_factory::make_arm_v4bx_stub): New method.
7554 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7555 (Stub_table::empty): Handle v4bx stubs.
7556 (Stub_table::add_arm_v4bx_stub): New method.
7557 (Stub_table::find_arm_v4bx_stub): New method.
7558 (Arm_relocate_functions::v4bx): New method.
7559 (Target_arm::fix_v4bx): New method.
7560 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7561 (Stub_table::relocate_stubs): Likewise.
7562 (Stub_table::do_write): Likewise.
7563 (Stub_table::update_data_size_and_addralign): Likewise.
7564 (Stub_table::finalize_stubs): Likewise.
7565 (Target_arm::Scan::local): Likewise.
7566 (Target_arm::Scan::global): Likewise.
7567 (Target_arm::do_finalize_sections): Likewise.
7568 (Target_arm::Relocate::relocate): Likewise.
7569 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7571 (Target_arm::scan_reloc_for_stub): Likewise.
7572 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7574 2010-01-19 Ian Lance Taylor <iant@google.com>
7576 * output.cc (Output_section_headers::do_sized_write): Write large
7577 segment count to sh_info field.
7578 (Output_file_header::do_sized_write): For large segment count,
7579 write PN_XNUM to e_phnum field.
7581 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7583 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7584 (Arm_relocate_functions::thm_jump8): New function.
7585 (Arm_relocate_functions::thm_jump11): New function.
7586 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7588 (Target_arm::Scan::global): Likewise.
7589 (Target_arm::Relocate::relocate): Likewise.
7590 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7593 2010-01-14 Doug Kwan <dougkwan@google.com>
7595 * arm.cc (map, utility): Include headers.
7596 (Target_arm::apply_cortex_a8_workaround): New method.
7597 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7598 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7599 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7600 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7601 the --[no-]fix-cortex-a8 command line options.
7602 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7603 (Target_arm::relocate_stub): Use addend in instruction template.
7604 * options.h (DEFINE_bool): Set the user-set flag.
7605 (General_options): Add --[no-]-fix-cortex options.
7606 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7607 : Update fast look-up map after conversion.
7609 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7611 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7612 in the first pass of do_layout.
7614 2010-01-13 Doug Kwan <dougkwan@google.com>
7616 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7617 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7618 apparent compiler problem of not folding static constant integral
7619 data members of elfcpp::Elf_sizes<32>.
7621 2010-01-13 Doug Kwan <dougkwan@google.com>
7623 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7624 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7625 Arm_relobj::scan_section_for_cortex_a8_erratum,
7626 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7627 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7628 sections to scan for relocation stubs into a new method
7629 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7630 relocation and Cortex-A8 stub scanning.
7631 (Target_arm::do_relax): Force stubs to be after stubbed sections
7632 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7633 the beginning of a new relaxation pass. Update a comment.
7634 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7636 2010-01-12 Ian Lance Taylor <iant@google.com>
7638 * target-reloc.h (visibility_error): New inline function.
7639 (relocate_section): Call visibility_error.
7640 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7641 (MOSTLYCLEANFILES): Likewise.
7642 (protected_4_pic.o, protected_3.err): New targets.
7643 * testsuite/protected_4.cc: New file.
7645 2010-01-12 Doug Kwan <dougkwan@google.com>
7647 * arm.cc (Cortex_a8_reloc): New class.
7648 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7649 and cortex_a8_relocs_info_.
7650 (Target_arm::fix_cortex_a8): New method definition.
7651 (Target_arm::Cortex_a8_relocs_info): New type.
7652 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7653 New data member declarations.
7654 (Target_arm::scan_reloc_for_stub): Record information about
7655 relocations for THUMB branches that might be exempted from the
7656 Cortex-A8 workaround.
7657 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7658 at the beginning of a relaxation pass.
7660 2010-01-12 Doug Kwan <dougkwan@google.com>
7662 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7663 (Arm_relobj::Mapping_symbol_position,
7664 Arm_reloj::Mapping_symbol_position_less,
7665 Arm_relobj::Mapping_symbols_info): New types.
7666 (Target_arm::is_mapping_symbol_name): New method definition.
7667 (Arm_relobj::do_count_local_symbols): Save information about mapping
7670 2010-01-11 Doug Kwan <dougkwan@google.com>
7672 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7673 Arm_relocate_functions::thumb32_branch_upper,
7674 Arm_relocate_functions::thumb32_branch_lower,
7675 Arm_relocate_functions::thumb32_cond_branch_offset,
7676 Arm_relocate_functions::thumb32_cond_branch_upper,
7677 Arm_relocate_functions::thumb32_cond_branch_lower,
7678 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7679 branch offset encoding.
7680 (Arm_relocate_functions::thumb_branch_common): Use new branch
7681 offset encoding methods to avoid code duplication.
7682 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7683 (Stub_addend_reader::operator()): Use new branch encoding method
7684 to avoid code duplication.
7686 2010-01-11 Doug Kwan <dougkwan@google.com>
7688 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7689 (Target_arm::do_finalize_sections): Define special EXIDX section
7690 symbols only if referenced.
7691 * gc.h (Garbage_collection::add_reference): New method.
7692 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7695 2010-01-11 Ian Lance Taylor <iant@google.com>
7697 * script.cc (Version_script_info::build_expression_list_lookup):
7698 Change complaing about duplicate wildcard match from error to
7701 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7703 (Version_script_info::Version_script_info): Initialize globs_,
7704 default_version_, default_is_global_, and exact_. Don't
7705 initialize globals_ or locals_.
7706 (Version_script_info::build_lookup_tables): Build local symbols
7708 (Version_script_info::unquote): New function.
7709 (Version_script_info::add_exact_match): New function.
7710 (Version_script_info::build_expression_list_lookup): Remove lookup
7711 parameter. Add is_global parameter. Change all callers. Handle
7712 wildcard pattern specially. Unquote pattern. Call
7714 (Version_script_info::get_name_to_match): New function.
7715 (Version_script_info::get_symbol_version): New function.
7716 (Version_script_info::get_symbol_version_helper): Remove.
7717 (Version_script_info::check_unmatched_names): Call unquote.
7718 * script.h (class Version_script_info): Change get_symbol_version
7719 to be non-inline and add is_global parameter; change all callers.
7720 Rewrite symbol_is_local. Update declarations. Define struct
7721 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7722 Remove globals_ and locals_ members. Add exact_, globs_,
7723 default_version_, is_global_.
7724 (Version_script_info::Glob): Remove pattern, add expression and
7725 is_global. Update constructor. Change all callers.
7726 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7728 (Versions::symbol_section_contents): If a symbol is undefined, or
7729 defined in a dynamic object, set the version index to
7731 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7733 (Symbol_table::add_from_pluginobj): Likewise.
7734 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7736 2010-01-11 Doug Kwan <dougkwan@google.com>
7738 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7739 (incremental_dump_LDADD): Add linking option for libintl.
7740 * Makefile.in: Regenerate.
7742 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7745 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7747 * testsuite/Makefile.in: Regenerated.
7749 2010-01-10 Doug Kwan <dougkwan@google.com>
7751 * options.h (DEFINE_var): Use parentheses around argument varname__
7752 in macro body to avoid any unintended subsequent substitutions.
7754 2010-01-10 Ian Lance Taylor <iant@google.com>
7756 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7757 candidates before doing symbol resolution.
7759 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7760 ODR candidates if only one is weak.
7762 2010-01-08 Ian Lance Taylor <iant@google.com>
7764 * script.cc (Version_script_info::build_expression_list_lookup):
7765 Don't warn about ambiguous version, just record the ambiguity.
7766 (Version_script_info::get_symbol_version_helper): Give error if
7767 version is ambiguous.
7769 2010-01-08 Doug Kwan <dougkwan@google.com>
7771 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7772 prev_data_size_ and prev_addralign_. Remove initializer for
7773 deleted data member has_been_changed_.
7774 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7775 to determine if the table is empty.
7776 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7778 (Stub_table::add_reloc_stub): Define method in class definition
7779 instead of just declaring it there.
7780 (Stub_table::add_cortex_a8_stub): New method definition.
7781 (Stub_table::update_data_size_and_addralign): Ditto.
7782 (Stub_table::finalize_stubs): Ditto.
7783 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7784 (Stub_table::do_addralign_): Return address alignment in the
7785 (Stub_table::do_reset_address_and_file_offset): Define method in
7786 class definition instead of declaring it there. Set current data
7787 size to be the data size of the previous pass.
7788 (Stub_table::set_final_data_size): Use current data size as the
7790 (Stub_table::relocate_stub): Change parameter type of stub from
7791 Reloc_stub pointer to Stub pointer.
7792 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7793 (Stub_table::Cortex_a8_stub_list): New typedef.
7794 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7795 Stub_table::prev_addralign_): New data member.
7796 (Arm_relobj::Arm_relobj): Initialize data member
7797 section_has_cortex_a8_workaround_.
7798 (Arm_relobj::section_has_cortex_a8_workaround,
7799 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7801 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7803 (Target_arm::relocate_stub): Change parameter type of stub from
7804 Reloc_stub pointer to Stub pointer.
7805 (Insn_template::size, Insn_template::alignment): Handle
7806 THUMB16_SPECIAL_TYPE.
7807 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7808 Stub_table::update_data_size_and_addralign,
7809 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7811 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7812 (Stub_table::do_write): Ditto.
7813 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7815 2010-01-08 Ian Lance Taylor <iant@google.com>
7818 * symtab.h (class Symbol): Remove fields is_target_special_ and
7819 has_plt_offset_. Add field is_defined_in_discarded_section_.
7820 (Symbol::is_defined_in_discarded_section): New function.
7821 (Symbol::set_is_defined_in_discarded_section): New function.
7822 (Symbol::has_plt_offset): Rewrite.
7823 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7824 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7825 Don't initialize is_target_special_ or has_plt_offset_.
7826 Initialize is_defined_in_discarded_section_.
7827 (Symbol_table::add_from_relobj): If appropriate, set
7828 is_defined_in_discarded_section.
7829 * resolve.cc (Symbol::override_base_with_special): Don't test
7830 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7831 * target-reloc.h (relocate_section): Do special handling for
7832 symbols defined in discarded sections for global symbols as well
7835 2010-01-08 Ian Lance Taylor <iant@google.com>
7837 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7838 the SHT_SYMTAB case.
7840 2010-01-08 Ian Lance Taylor <iant@google.com>
7842 * object.cc (Sized_relobj::do_layout): Don't get confused if
7843 layout_eh_frame returns NULL.
7845 2010-01-08 Ian Lance Taylor <iant@google.com>
7848 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7849 dynamic symbol table, use the normal symbol table.
7850 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7853 2010-01-08 Ian Lance Taylor <iant@google.com>
7856 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7859 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7861 * version.cc (print_version): Change to "Copyright 2010".
7863 2010-01-08 Ian Lance Taylor <iant@google.com>
7867 * i386.cc (class Target_i386): Change return type of plt_section
7869 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7870 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7871 tls_desc_rel_ field.
7872 (Output_data_plt_i386::rel_tls_desc): New function.
7873 (Target_i386::rel_tls_desc_section): New function.
7874 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7875 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7876 R_386_TLS_DESC reloc in rel_tls_desc_section.
7877 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7878 Define struct Tlsdesc_info.
7879 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7880 (Target_x86_64::do_reloc_symbol_index): New function.
7881 (Target_x86_64::add_tlsdesc_info): New function.
7882 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7883 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7885 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7887 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7888 (Target_x86_64::rela_tlsdesc_section): New function.
7889 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7891 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7892 (Target_x86_64::do_reloc_addend): New function.
7893 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7894 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7895 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7896 (Output_reloc::type): New function.
7897 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7898 (Output_reloc::is_target_specific): New function.
7899 (Output_reloc::target_arg): New function.
7900 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7901 absolute relocs and target specific relocs.
7902 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7903 add_target_specific.
7904 (class Output_data_reloc) [SHT_RELA]: Likewise.
7905 * output.cc (Output_reloc::Output_reloc): Add four new versions
7906 for absolute relocs and target specific relocs.
7907 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7908 (Output_reloc::get_symbol_index): Likewise.
7909 (Output_reloc::local_section_offset): Check that local_sym_index_
7910 is not TARGET_CODE or 0.
7911 (Output_reloc::symbol_value): Likewise.
7912 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7914 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7915 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7917 * layout.cc (add_target_dynamic_tags): Use output section for
7918 DT_PLTRELSZ and DT_JMPREL.
7920 2010-01-07 Ian Lance Taylor <iant@google.com>
7923 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7925 (class Output_data_reloc_generic): Define.
7926 (class Output_data_reloc_base): Change base class to
7927 Output_data_reloc_generic. Change add() method to call
7928 bump_relative_reloc_count for a relative reloc. Remove
7930 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7932 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7933 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7935 * layout.h (class Layout): Update declaration.
7937 2010-01-07 Ian Lance Taylor <iant@google.com>
7939 * output.h (class Output_data): Add const version of
7940 output_section and do_output_section.
7941 (class Output_section_data): Add const version of
7943 (class Output_section): Likewise.
7944 * layout.cc (Layout::add_target_dynamic_tags): New function.
7945 * layout.h (class Layout): Update declarations.
7946 * arm.cc (Target_arm::do_finalize_sections): Use
7947 add_target_dynamic_tags.
7948 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7949 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7950 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7951 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7953 2010-01-07 Ian Lance Taylor <iant@google.com>
7956 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7959 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7960 Ian Lance Taylor <iant@google.com>
7963 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7964 Xindex::read_symtab_xindex.
7966 2010-01-07 Doug Kwan <dougkwan@google.com>
7968 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7969 (Insn_template::thumb16_bcond_insn): New method declaration.
7970 (Insn_template): Fix spelling.
7971 (Stub::thumb16_special): New method declaration.
7972 (Stub::do_write): Define virtual method which was previously pure
7974 (Stub::do_thumb16_special): New method declaration.
7975 (Stub::do_fixed_endian_write): New template member.
7976 (Reloc_stub::do_write): Remove.
7977 (Reloc_stub::do_fixed_endian_write): Remove.
7978 (Cortex_a8_stub): New class definition.
7979 (Stub_factory::make_cortex_a8_stub): New method definition.
7980 (Stub_factory::Stub_factory): Add missing static storage class
7981 qualifier for elf32_arm_stub_a8_veneer_blx.
7983 2010-01-07 Ian Lance Taylor <iant@google.com>
7986 * options.h (class General_options): Add --warn-unresolved-symbols
7987 and --error-unresolved-symbols.
7988 * errors.cc (Errors::undefined_symbol): Implement
7989 --warn-unresolved-symbols.
7991 * options.h (class General_options): Add -z text and -z textoff.
7992 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7994 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7996 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7997 (Garbage_collection::cident_sections): New function.
7998 (Garbage_collection::add_cident_section): New function.
7999 (Garbage_collection::cident_sections_): New member.
8000 (gc_process_relocs): Add references to sections whose names are C
8002 * gold.h (cident_section_start_prefix): New constant.
8003 (cident_section_stop_prefix): New constant.
8004 (is_cident): New function.
8005 * layout.cc (Layout::define_section_symbols): Replace string constants
8006 with the newly defined constants.
8007 * object.cc (Sized_relobj::do_layout): Track sections whose names are
8009 * testsuite/Makefile.am: Add gc_orphan_section_test.
8010 * testsuite/Makefile.in: Regenerate.
8011 * testsuite/gc_orphan_section_test.cc: New file.
8012 * testsuite/gc_orphan_section_test.sh: New file.
8014 2010-01-06 Ian Lance Taylor <iant@google.com>
8017 * options.h (class General_options): Add --warn-shared-textrel.
8018 * layout.cc (Layout::finish_dynamic_section): Implement
8019 --warn-shared-textrel.
8022 * options.h (class General_options): Add --warn-multiple-gp.
8024 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8026 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
8027 $(THREADSLIB) and $(LIBDL).
8028 * Makefile.in: Rebuild.
8030 2010-01-06 Ian Lance Taylor <iant@google.com>
8033 * options.cc (General_options::parse_section_start): New function.
8034 (General_options::section_start): New function.
8035 (General_options::General_options): Initialize all members.
8036 * options.h: Include <map>
8037 (class General_options): Add --section-start. Add section_starts_
8039 * layout.cc (Layout::attach_allocated_section_to_segment): If
8040 --section-start was used, set the address of the segment. Remove
8041 local sort_sections.
8042 (Layout::relaxation_loop_body): If the address of the load segment
8043 has been set by --section-start, don't use it.
8044 * output.h (Output_segment::update_flags_for_output_section): New
8046 * output.cc (Output_segment::add_output_section): Call
8047 update_flags_for_output_section.
8049 2010-01-05 Ian Lance Taylor <iant@google.com>
8052 * options.h (class General_options): Add --undefined-version.
8053 * script.cc (struct Version_expression): Add was_matched_by_symbol
8055 (Version_script_info::matched_symbol): New function.
8056 (Version_script_info::get_symbol_version_helper): Call
8058 (Version_script_info::check_unmatched_names): New function.
8059 * script.h (class Version_script_info): Update declarations.
8060 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
8062 * options.h (class General_options): Use DEFINE_bool_alias for
8063 allow_multiple_definition.
8064 * resolve.cc (Symbol_table::should_override): Don't test
8065 allow_multiple_definition.
8068 * options.h (class General_options): Add --cref.
8069 * main.cc (main): Print cref table if --cref. Don't close mapfile
8070 until after printing cref table.
8071 * cref.cc: Include "symtab.h".
8072 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8073 (Cref_table_compare::operator()): New function.
8074 (Cref_inputs::gather_cref): New function.
8075 (filecol): New static const.
8076 (Cref_inputs::print_cref): New function.
8077 (Cref::print_cref): New function.
8078 * cref.h: Include <cstdio>.
8079 (class Cref): Update declarations.
8080 * mapfile.h (Mapfile::file): New function.
8081 * object.h (class Object): Define Symbols. Declare virtual
8082 do_get_global_symbols.
8083 (Object::get_global_symbols): New function.
8084 * object.cc (Input_objects::add_object): Pass object to cref_ if
8086 (Input_objects::archive_start): Likewise.
8087 (Input_objects::archive_stop): Likewise.
8088 (Input_objects::print_cref): New function.
8089 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8090 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8092 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8094 * plugin.h (class Sized_pluginobj): Update declarations.
8096 2010-01-05 Ian Lance Taylor <iant@google.com>
8098 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8099 to is_default_version. Rename insdef to insdefault.
8100 (Symbol_table::add_from_relobj): Rename def to is_default_version
8101 and local to is_forced_local.
8102 (Symbol_table::add_from_pluginobj): Likewise.
8103 (Symbol_table::add_from_dynobj): Likewise.
8104 (Symbol_table::define_special_symbol): Rename insdef to
8107 2010-01-04 Ian Lance Taylor <iant@google.com>
8110 * options.h (class General_options): Add
8111 --allow-multiple-definition and -z muldefs.
8112 * resolve.cc (Symbol_table::should_override): Don't warn about a
8113 multiple symbol definition if --allow-multiple-definition or -z
8117 * options.h (class General_options): Add --add-needed and
8118 --copy-dt-needed-entries. Tweak --as-needed help entry.
8119 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8120 error if --copy-dt-needed-entries aka --add-needed is used and
8121 would cause a change in behaviour.
8124 * options.h (class General_options): Add -G as a short version of
8125 --shared. Add no-op options -assert, -g, and -i.
8127 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8129 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8130 check for .text or .gnu.linkonce.t sections.
8131 * icf.cc (Icf::find_identical_sections): Ditto.
8132 Change the detection for mangled function name within the section
8134 * icf.h (is_section_foldable_candidate): New function.
8136 2009-12-30 Ian Lance Taylor <iant@google.com>
8139 * options.h (class General_options): Permit two dashes with
8140 --retain-symbols-file.
8142 2009-12-30 Ian Lance Taylor <iant@google.com>
8145 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8146 don't put the file header and segment headers in the text
8150 * common.cc (Sort_commons::operator()): Stabilize sort when both
8152 (Symbol_table::do_allocate_commons_list): When allocating common
8153 symbols, skip a symbol which is no longer common.
8154 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8155 an object before checking its type.
8156 * testsuite/common_test_2.c: New file.
8157 * testsuite/common_test_3.c: New file.
8158 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8159 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8160 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8161 (common_test_2_pic.o, common_test_2.so): New targets.
8162 (common_test_3_pic.o, common_test_3.so): New targets.
8163 * testsuite/Makefile.in: Rebuild.
8166 * script.cc (read_input_script): If we see a new SECTIONS clause,
8167 and we have added an input section, give an error.
8168 * layout.h (class Layout): Add have_added_input_section function.
8169 Add have_added_input_section_ field.
8170 * layout.cc (Layout::Layout): Initialize
8171 have_added_input_section_.
8172 (Layout::layout): Set have_added_input_section_.
8173 (Layout::layout_eh_frame): Likewise.
8175 2009-12-30 Ian Lance Taylor <iant@google.com>
8178 * options.h (class General_options): Add --sort-common option.
8179 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8180 * common.cc (Sort_common): Add sort_order parameter to
8181 constructor. Add sort_order_ field.
8182 (Sort_commons::operator): Check sort_order_.
8183 (Symbol_table::allocate_commons): Determine the sort order.
8184 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8186 (Symbol_table::do_allocate_commons_list): Likewise.
8188 2009-12-30 Ian Lance Taylor <iant@google.com>
8191 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8192 symbols from this object, don't change the visibility of an
8194 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8196 2009-12-30 Ian Lance Taylor <iant@google.com>
8199 * script.h (class Version_script_info): Define Language enum.
8200 Update declarations. Define Glob, Exact, and Lookup types. Add
8201 new fields globals_, locals_, and is_finalized_.
8202 * script.cc: Various formatting fixes.
8203 (class Parser_closure): Change language_stack_ from a vector of
8204 std::string to one of Version_script_info::Language. Adjust all
8206 (class Lazy_demangler): Remove.
8207 (struct Version_expression): Change language from std::string to
8208 Version_script_info::Language.
8209 (Version_script_info::Version_script_info): New function.
8210 (Version_script_info::~Version_script_info): Don't call clear.
8211 (Version_script_info::finalize): New function.
8212 (Version_script_info::build_lookup_tables): New function.
8213 (Version_script_info::build_expression_list_lookup): New
8215 (Version_script_info::get_symbol_version_helper): Rewrite to use
8217 (Version_script_info::print_expression_list): Adjust to use
8218 Version_script_info::Language.
8219 (script_push_lex_into_version_mode): Check that the version script
8220 has not been finalized.
8221 (version_script_push_lang): Change language string to
8222 Version_script_info::Language.
8223 * options.cc (Command_line::version_script): New function.
8224 * options.h (class General_options): Add finalize_dynamic_list
8225 function. Change version_script from declaration to definition.
8226 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8227 * testsuite/version_script.map: Remove duplicate def of foo.
8228 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8230 * testsuite/Makefile.in: Rebuild.
8232 2009-12-30 Ian Lance Taylor <iant@google.com>
8235 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8236 if the input symbol index is 0, make the output symbol index 0.
8238 2009-12-30 Ian Lance Taylor <iant@google.com>
8241 * options.h (class General_options): Add -x/--discard-all.
8242 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8243 --discard-all. If the local symbol needs a dynamic entry, check
8244 that before handling --discard-locals.
8246 2009-12-30 Ian Lance Taylor <iant@google.com>
8249 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8251 (Output_segment::add_output_section): Don't change the flags if
8255 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8256 GNU hash table if they need a dynamic value. Otherwise, don't add
8257 them if they are defined in a dynamic object or are forced local.
8259 2009-12-29 Ian Lance Taylor <iant@google.com>
8262 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8263 .gnu.hash table for a 32-bit target.
8266 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8267 regular and a dynamic object only needs a dynamic symbol table
8268 entry if it is externally visible.
8271 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8272 constructor. Add global_offset_table_ field.
8273 (Target_i386::got_section): Set global_offset_table_.
8274 (Target_i386::do_finalize_sections): Set global_offset_table_
8276 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8277 in constructor. Add global_offset_table_ field.
8278 (Target_x86_64::got_section): Set global_offset_table_.
8279 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8282 * layout.cc (Layout::Layout): Initialize increase_relro_.
8283 (Layout::get_output_section): Add is_relro, is_last_relro, and
8284 is_first_non_relro parameters. Change all callers.
8285 (Layout::choose_output_section): Likewise.
8286 (Layout::add_output_section_data): Likewise.
8287 (Layout::make_output_section): Likewise.
8288 (Layout::set_segment_offsets): Clear increase_relro when using a
8290 * layout.h (class Layout): Add increase_relro method. Add
8291 increase_relro_ field. Update declarations.
8292 * output.cc (Output_section::Output_section): Initialize
8293 is_last_relro_ and is_first_non_relro_.
8294 (Output_segment::add_output_section): Group relro sections is
8295 do_sort is true. Handle is_last_relro and is_first_non_relro.
8296 (Output_segment::maximum_alignment): Remove relro handling.
8297 (Output_segment::set_section_addresses): Add increase_relro
8298 parameter. Change all callers. Add initial alignment to align
8299 relro sections on separate page. Remove old relro handling.
8300 (Output_segment::set_section_list_addresses): Remove in_relro
8301 parameter. Change all callers.
8302 (Output_segment::set_offset): Add increase parameter. Change all
8303 callers. Remove old relro handling.
8304 * output.h (class Output_section): Add new methods: is_last_relro,
8305 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8306 Add is_last_relro_ and is_first_non_relro_ fields.
8307 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8308 Create separate .got.plt section. Call increase_relro.
8309 * x86_64.cc (Target_x86_64::got_section): Likewise.
8310 * testsuite/relro_script_test.t: Add .got.plt.
8313 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8314 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8315 (Layout::finalize): Call set_dynamic_symbol_size.
8316 (Layout::set_dynamic_symbol_size): New function.
8317 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8318 set_dynamic_symbol_size.
8321 * output.h (class Output_section): Add is_entsize_zero_ field.
8322 * output.cc (Output_section::Output_section): Initialize
8324 (Output_section::set_entsize): If two different entsizes are
8325 requested, force it to zero.
8326 (Output_section::add_input_section): Set flags for .debug_str
8327 before updating section flags. Set entsize.
8328 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8329 and SHF_STRING if all input sections have those flags.
8331 2009-12-29 Rafael Espindola <espindola@google.com>
8333 * main.cc (main): Fix the sys time reporting.
8334 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8337 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8339 * options.cc (General_options::parse_version): Allow -v to exit
8340 without an error if there is nothing to link.
8342 2009-12-29 Ian Lance Taylor <iant@google.com>
8344 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8345 using a version of gcc before 4.1.
8346 * configure: Rebuild.
8348 2009-12-28 Chris Demetriou <cgd@google.com>
8350 * attributes.cc (Output_attributes_section_data::do_write): Use
8351 std::vector::front rather than std::vector::data.
8353 2009-12-28 Ian Lance Taylor <iant@google.com>
8355 * symtab.h (class Symbol_table): Add enum Defined.
8356 * resolve.cc (Symbol_table::should_override): Add defined
8357 parameter. Change all callers. Test whether object is NULL
8358 before calling a method on it.
8359 (Symbol_table::report_resolve_problem): Add defined parameter.
8361 (Symbol_table::should_override_with_special): Likewise.
8362 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8363 parameter. Change all callers.
8364 (Symbol_table::do_define_in_output_data): Likewise.
8365 (Symbol_table::define_in_output_segment): Likewise.
8366 (Symbol_table::do_define_in_output_segment): Likewise.
8367 (Symbol_table::define_as_constant): Likewise.
8368 (Symbol_table::do_define_as_constant): Likewise.
8369 * script.h (class Symbol_assignment): Add is_defsym parameter to
8370 constructor; change all callers.
8371 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8372 parameter. Change all callers. Add is_defsym_ field.
8373 (class Parser_closure): Add parsing_defsym parameter to
8374 constructor; change all callers. Add parsing_defsym accessor
8375 function. Add parsing_defsym_ field.
8377 2009-12-28 Ian Lance Taylor <iant@google.com>
8379 * gold.cc (queue_middle_tasks): Fix formatting.
8380 * object.cc (Relobj::is_section_name_included): Likewise.
8382 2009-12-23 Ian Lance Taylor <iant@google.com>
8384 * i386.cc (Target_i386::do_calls_non_split): Recognize
8385 -fsplit-stack prologue for a function with a static chain.
8386 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8387 -fsplit-stack prologue when using %r11.
8389 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8391 * options.cc (General_options::parse_version): Make -v continue and do
8392 the link like GNU ld does.
8394 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8396 * Makefile.am (CCFILES): Add timer.cc.
8397 (HFILES): Add timer.h.
8398 * configure.ac: Check for sysconf and times.
8399 * main.cc: include timer.h.
8400 (main): Use Timer instead of get_run_time.
8403 * workqueue.cc: include timer.h.
8404 (Workqueue::find_and_run_task):
8405 Report user, sys and wall time.
8406 * Makefile.in: Regenerate.
8407 * config.in: Regenerate.
8408 * configure: Regenerate.
8410 2009-12-16 Doug Kwan <dougkwan@google.com>
8412 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8414 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8415 relaxed input sections.
8416 * output.cc (Output_section::find_relaxed_input_section): Change
8417 return type to Output_relaxed_input_section pointer. Adjust code
8418 for new type of relaxed_input_section_map_.
8419 * output.h (Output_section::find_relaxed_input_section): Change
8420 return type to Output_relaxed_input_section pointer.
8421 (Output_section::Output_relaxed_input_section_by_input_section_map):
8423 (Output_section::relaxed_input_section_map_): Change type to
8424 Output_section::Output_relaxed_input_section_by_input_section_map.
8425 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8428 2009-12-15 Ian Lance Taylor <iant@google.com>
8430 * layout.cc (Layout::create_shstrtab): Only write out after input
8431 sections if we are compressing debug sections.
8433 2009-12-15 Ian Lance Taylor <iant@google.com>
8435 * archive.cc (Archive::add_symbols): Only look up a symbol without
8436 a version if there is, in fact, a version.
8438 2009-12-14 Ian Lance Taylor <iant@google.com>
8440 Revert -Wshadow changes, all changes from:
8441 2009-12-11 Doug Kwan <dougkwan@google.com>
8442 2009-12-11 Nick Clifton <nickc@redhat.com>
8443 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8445 2009-12-11 Doug Kwan <dougkwan@google.com>
8447 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8449 * attributes.cc (Object_attribute::size): Ditto.
8450 (Attributes_section_data::size): Ditto.
8451 (Attributes_section_data::Attributes_section_data): Ditto.
8452 (Output_attributes_section_data::do_write): Ditto.
8453 * attributes.h (Object_attribute::set_type): Ditto.
8454 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8456 2009-12-11 Nick Clifton <nickc@redhat.com>
8458 * archive.cc: Fix shadowed variable warnings.
8460 * compressed_output.cc: Likewise.
8461 * compressed_output.h: Likewise.
8462 * configure: Likewise.
8463 * dwarf_reader.cc: Likewise.
8464 * dynobj.cc: Likewise.
8465 * dynobj.h: Likewise.
8466 * ehframe.cc: Likewise.
8467 * ehframe.h: Likewise.
8468 * errors.cc: Likewise.
8469 * expression.cc: Likewise.
8470 * fileread.cc: Likewise.
8471 * fileread.h: Likewise.
8472 * freebsd.h: Likewise.
8473 * i386.cc: Likewise.
8475 * incremental.h: Likewise.
8476 * layout.cc: Likewise.
8477 * layout.h: Likewise.
8478 * mapfile.cc: Likewise.
8479 * merge.cc: Likewise.
8480 * merge.h: Likewise.
8481 * object.cc: Likewise.
8482 * object.h: Likewise.
8483 * options.h: Likewise.
8484 * output.cc: Likewise.
8485 * output.h: Likewise.
8486 * parameters.cc: Likewise.
8487 * plugin.cc: Likewise.
8488 * powerpc.cc: Likewise.
8489 * reduced_debug_output.cc: Likewise.
8490 * reduced_debug_output.h: Likewise.
8491 * reloc.cc: Likewise.
8492 * reloc.h: Likewise.
8493 * resolve.cc: Likewise.
8494 * script-sections.cc: Likewise.
8495 * script.cc: Likewise.
8496 * script.h: Likewise.
8497 * sparc.cc: Likewise.
8498 * symtab.cc: Likewise.
8499 * symtab.h: Likewise.
8500 * target-select.cc: Likewise.
8501 * target-select.h: Likewise.
8502 * token.h: Likewise.
8503 * workqueue.cc: Likewise.
8504 * workqueue.h: Likewise.
8505 * x86_64.cc: Likewise.
8507 2009-12-10 Doug Kwan <dougkwan@google.com>
8509 * arm.cc (attributes.h): New include.
8510 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8511 (Arm_relobj::~Arm_relobj): Delete object pointed by
8512 attributes_section_data_.
8513 (Arm_relobj::attributes_section_data): New method definition.
8514 (Arm_relobj::attributes_section_data_): New data member declaration.
8515 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8516 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8517 attributes_section_data_.
8518 (Arm_dynobj::attributes_section_data): New method definition.
8519 (Arm_dynobj::attributes_section_data_): New data member declaration.
8520 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8521 initialization value of may_use_blx_ to false.
8522 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8523 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8524 object attributes to compute results instead of hard-coding.
8525 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8526 Target_arm::get_secondary_compatible_arch,
8527 Target_arm::set_secondary_compatible_arch
8528 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8529 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8530 New method declarations.
8531 (Target_arm::get_aeabi_object_attribute): New method definition.
8532 (Target_arm::attributes_section_data_): New data member declaration.
8533 (read_arm_attributes_section): New template definition.
8534 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8535 (Arm_dynobj::do_read_symbols): Ditto.
8536 (Target_arm::do_finalize_sections): Merge attributes sections from
8537 input. Check for BLX use after attributes section merging.
8538 Fix __exidx_start and __exidx_end visibility. Create an
8539 .ARM.attributes section if necessary.
8540 (Target_arm::get_secondary_compatible_arch,
8541 Target_arm::set_secondary_compatible_arch,
8542 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8543 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8544 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8545 New method definitions.
8547 2009-12-09 Ian Lance Taylor <iant@google.com>
8549 * plugin.cc (Plugin::load): Don't cast from void* to a function
8552 2009-12-09 Ian Lance Taylor <iant@google.com>
8554 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8557 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8559 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8560 Replace two_file_shared_1.so with two_file_shared_2.so.
8561 * testsuite/Makefile.in: Regenerated.
8563 2009-12-08 Doug Kwan <dougkwan@google.com>
8565 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8566 (HFILES): Add attributes.h and int_encoding.h.
8567 * Makefile.in: Regenerate.
8568 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8569 function definitions to int_encoding.cc
8570 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8571 prototypes to int_encoding.h
8572 * reduced_debug_output.cc (int_encoding.h): New include.
8573 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8574 function definitions to int_encoding.cc
8575 (insert_into_vector, read_from_pointer): Move template definitions to
8577 * attributes.cc: New file.
8578 * attributes.h: New file.
8579 * int_encoding.cc: New file.
8580 * int_encoding.h: New file.
8582 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8585 * incremental-dump.cc (dump_incremental_inputs): New.
8586 (main): Use dump_incremental_inputs.
8588 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8591 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8592 checking elfcpp::STT_FUNC.
8593 (Target_i386::Relocate::relocate): Likewise.
8594 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8596 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8597 symbols from shared libraries into normal FUNC symbols.
8599 * symtab.h (Symbol): Add is_func and use it.
8601 2009-12-05 Doug Kwan <dougkwan@google.com>
8603 * arm.cc (Target_arm::arm_info): Initialize new fields
8604 attributes_section and attributes_vendor.
8605 * i386.cc (Target_i386::i386_info): Same.
8606 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8607 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8608 fields attributes_section and attributes_vendor.
8609 * sparc.cc (Target_sparc::sparc_info): Same.
8610 * target.h (Target::attributes_section, Target::attributes_vendor,
8611 Target::is_attributes_section, Target::attribute_arg_type,
8612 Target::attributes_order): New method definitions.
8613 (Target::Target_info::attributes_section,
8614 Target::Target_info::attributes_vendor): New fields.
8615 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8616 virtual method definitions.
8617 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8618 attributes_section and attributes_vendor.
8619 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8621 2009-12-05 Doug Kwan <dougkwan@google.com>
8623 * arm.cc: Update comments about interworking and stub generation.
8624 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8625 considered as non-PIC.
8626 (Arm_relocate_functions::base_abs): Fix formatting.
8627 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8628 of function to use GOT entry address instead of offset.
8629 (Target_arm::Scan::global): Issue an error if a symbol would need a
8630 PLT does not get one because it is untyped. Remove code to create
8631 dynamic symbols for relative branches.
8632 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8633 takes unsigned integer instead of boolean.
8635 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8637 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8638 (two_file_test_LDADD): Likewise.
8639 (common_test_1_LDADD): Likewise.
8640 (exception_test_LDADD) Likewise.
8641 (weak_test_LDADD): Likewise.
8642 (many_sections_test_LDADD): Likewise.
8643 (initpri1_LDADD): Likewise.
8644 (script_test_1_LDADD): Likewise.
8645 (script_test_2_LDADD): Likewise.
8646 (justsyms_LDADD): Likewise.
8647 (binary_test_LDADD): Likewise.
8648 (large_LDADD): Likewise.
8649 * testsuite/Makefile.in: Regenerated.
8651 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8653 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8654 (Symbol_table::override_with_special): Likewise.
8655 (Symbol_table::add_from_object): Likewise.
8657 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8659 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8660 Don't set the data_offset twice.
8662 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8664 * testsuite/Makefile.in: Regenerate.
8666 2009-12-03 Doug Kwan <dougkwan@google.com>
8668 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8669 (Target_arm::do_finalize_sections): Add parameter for symbol table
8670 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8671 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8672 parameter for symbol table pointer.
8673 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8674 an additional parameter for a pointer to symbol table.
8675 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8676 parameter for a symbol table pointer.
8677 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8678 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8680 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8681 parameter for a symbol table pointer.
8683 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8685 * incremental.cc (Incremental_inputs_header)
8686 (Incremental_inputs_header_write, Incremental_inputs_entry)
8687 (Incremental_inputs_entry_write): Move ...
8688 * incremental.h (Incremental_inputs_header)
8689 (Incremental_inputs_header_write, Incremental_inputs_entry)
8690 (Incremental_inputs_entry_write): here.
8692 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8694 * incremental.cc (make_sized_incremental_binary): Set the target.
8695 Error if it is incompatible.
8696 * output.h (Output_file): Add filename method.
8698 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8700 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8701 from the get_* methods.
8703 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8705 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8706 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8707 Write 0 for the data_offset of scripts.
8709 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8711 * testsuite/Makefile.am: Add the incremental_test.sh test.
8712 * testsuite/incremental_test.sh: New.
8713 * testsuite/incremental_test_1.c: New.
8714 * testsuite/incremental_test_2.c: New.
8716 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8718 * incremental-dump.cc (main): Fix typos.
8720 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8723 * incremental-dump.cc (main): Use llu to print 64 bit values.
8725 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8726 H.J. Lu <hongjiu.lu@intel.com>
8728 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8730 (incremental_dump_LDADD): Likewise.
8731 * Makefile.in: Regenerated.
8733 2009-11-25 Doug Kwan <dougkwan@google.com>
8737 2009-11-25 Doug Kwan <dougkwan@google.com>
8739 * arm.cc (Target_arm::Target_arm): Move method definition
8740 outside of class definition. Add code to handle
8741 --target1-rel, --target1-abs and --target2= options.
8742 (Target_arm::get_reloc_reloc_type): Change method to be
8743 non-static and const.
8744 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8745 New data member declaration.
8746 (Target_arm::Scan::local, Target_arm::Scan::global,
8747 Target_arm::Relocate::relocate,
8748 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8749 Adjust call to Target_arm::get_real_reloc_type.
8750 (Target_arm::get_real_reloc_type): Use command line options
8751 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8752 * options.h (--target1-rel, --target1-abs, --target2): New
8755 2009-11-25 Doug Kwan <dougkwan@google.com>
8757 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8758 class definition. Add code to handle --target1-rel, --target1-abs
8759 and --target2= options.
8760 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8762 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8764 (Target_arm::Scan::local, Target_arm::Scan::global,
8765 Target_arm::Relocate::relocate,
8766 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8767 call to Target_arm::get_real_reloc_type.
8768 (Target_arm::get_real_reloc_type): Use command line options to
8769 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8770 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8773 2009-11-25 Doug Kwan <dougkwan@google.com>
8775 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8776 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8777 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8779 (Arm_relocate_functions::thm_call): Replace body with a call to
8780 Arm_relocate_functions::thumb_branch_common.
8781 (Arm_relocate_functions::thm_jump24,
8782 Arm_relocate_functions::thm_xpc22): New method definitions.
8783 (Arm_relocate_functions::thumb_branch_common): New method definition.
8784 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8786 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8787 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8789 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8791 * Makefile.am: Build incremental-dump
8792 * Makefile.in: Regenerate.
8793 * incremental-dump.cc: New.
8794 * incremental.cc (Incremental_inputs_header_data,
8795 Incremental_inputs_entry_data): Move to incremental.h
8796 * incremental.h: (Incremental_inputs_header_data,
8797 Incremental_inputs_entry_data): Move from incremental.cc
8799 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8801 * incremental.cc (Incremental_inputs_header,
8802 Incremental_inputs_header_write, Incremental_inputs_entry,
8803 Incremental_inputs_entry_write): Add a typedef with the data type.
8805 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8807 * incremental.cc (Incremental_inputs_header,
8808 Incremental_inputs_header_write, Incremental_inputs_entry,
8809 Incremental_inputs_entry_write): Update comment about which
8810 type has the filed descriptions.
8812 2009-11-15 Doug Kwan <dougkwan@google.com>
8814 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8815 (Arm_relocate_functions::arm_branch_common): Change method defintion
8816 in class definition to a method declaration and update list of formal
8818 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8819 Arm_relocation_functions::jump24): Adjust call to
8820 Arm_relocate_functions::arm_branch_common. Update list of formal
8822 (Arm_relocate_functions::xpc25): New method definition.
8823 (Arm_relocate_functions::arm_branch_common): Move method defintion
8824 out from class definition. Use stubs for mode-switching and extending
8826 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8827 specially. Change code to enable use of stubs in ARM branches.
8829 2009-11-10 Doug Kwan <dougkwan@google.com>
8831 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8832 in method declaration.
8833 (Target_arm::relocate_stub): New method declaration.
8834 (Target_arm::default_target): Change to return a pointer instead of
8836 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8837 Target_arm::default_target.
8838 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8840 (Target_arm::relocate_section): Adjust view.
8841 (Target_arm::relocate_stub): New method definition.
8843 2009-11-10 Doug Kwan <dougkwan@google.com>
8845 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8847 * incremental.cc (open_incremental_binary): Initialized local
8848 variables to avoid warnings.
8849 * object.cc (make_elf_object): Ditto.
8850 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8853 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8856 * testsuite/plugin_test.c: Include "config.h".
8858 2009-11-09 Doug Kwan <dougkwan@google.com>
8860 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8861 (arm_symbol_value): Remove.
8862 (Arm_relocate_functions::arm_branch_common,
8863 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8864 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8865 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8866 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8867 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8868 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8869 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8870 Arm_relocate_functions::thm_mobw_abs_nc,
8871 Arm_relocate_functions::thm_mov_abs,
8872 Arm_relocate_functions::movw_prel_nc,
8873 Arm_relocate_functions::thm_movt_abs,
8874 Arm_relocate_functions::movt_prel,
8875 Arm_relocate_functions::thm_movw_prel_nc,
8876 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8877 (Target_arm::Relocate::relocate): Only decompose address into two
8878 parts if relocation type uses the thumb-bit and pass the actual
8879 bit instead of a flag indicating that the thumb-bit is used. Adjust
8880 calls to methods in Arm_relocate_functions for this change.
8882 2009-11-08 Ian Lance Taylor <iant@google.com>
8885 * reloc.cc: Instantiate
8886 Sized_relobj::initialize_input_to_output_maps and
8887 Sized_relobj:free_input_to_output_maps.
8889 2009-11-06 Ian Lance Taylor <iant@google.com>
8892 * defstd.cc (in_segment): Set only_if_ref true for "end".
8894 2009-11-06 Doug Kwan <dougkwan@google.com>
8896 * arm.cc (class Reloc_stub): Correct a comment.
8897 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8898 (Target_arm::scan_section_for_stubs): New method declaration.
8899 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8900 Change methods from private to protected.
8901 (Target_arm::do_may_relax): New method definition.
8902 (Target_arm::do_relax, Target_arm::group_sections,
8903 Target_arm::scan_reloc_for_stub,
8904 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8905 (Target_arm::arm_input_section_map_): New data member declaration.
8906 (Target_arm::scan_reloc_for_stub,
8907 Target_arm::scan_reloc_section_for_stubs,
8908 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8909 Target_arm::do_relax): New method definitions.
8911 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8913 * configure.ac: Check for (struct stat)::st_mtim
8914 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8915 * config.in: Regenerate.
8916 * configure: Regenerate.
8918 2009-11-05 Ian Lance Taylor <iant@google.com>
8921 * output.cc (Output_segment::add_output_section): Add missing
8924 2009-11-04 Ian Lance Taylor <iant@google.com>
8927 * object.h (class Object): Add is_needed and set_is_needed
8928 methods. Add is_needed_ field. Make bool fields into bitfields.
8929 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8930 defined in a dynamic object and referenced by a regular object,
8931 set is_needed for the dynamic object.
8932 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8933 if the file is marked with as_needed and it is not needed.
8935 2009-11-04 Ian Lance Taylor <iant@google.com>
8938 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8939 tags if data is discarded by linker script.
8940 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8941 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8942 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8943 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8945 2009-11-04 Ian Lance Taylor <iant@google.com>
8947 * layout.cc (Layout::get_output_section): Add is_interp and
8948 is_dynamic_linker_section parameters. Change all callers.
8949 (Layout::choose_output_section): Likewise.
8950 (Layout::make_output_section): Likewise.
8951 (Layout::add_output_section_data): Add is_dynamic_linker_section
8952 parameter. Change all callers.
8953 * layout.h (class Layout): Update declarations.
8954 * output.h (class Output_section): Add is_interp, set_is_interp,
8955 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8956 Add is_interp_, is_dynamic_linker_section_ fields. Change
8957 generate_code_fills_at_write_ to a bitfield.
8958 * output.cc (Output_section::Output_sections): Initialize new
8960 (Output_segment::add_output_section): Add do_sort parameter.
8963 2009-11-03 Ian Lance Taylor <iant@google.com>
8966 * options.h (class General_options): Add --warn-common.
8967 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8968 merging two common symbols.
8969 (Symbol_table::should_override): Handle --warn-common when merging
8970 a common symbol with a defined symbol. Use report_resolve_problem
8971 for multiple definitions.
8972 (Symbol_table::report_resolve_problem): New function.
8973 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8975 2009-11-03 Doug Kwan <dougkwan@google.com>
8977 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8979 (Target_arm::stub_factory): New method definition.
8980 (Target_arm::new_arm_input_section,
8981 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8982 Target_arm::reloc_uses_thumb_bit): New method declarations.
8983 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8984 New type definitions.
8985 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8986 member declarations.
8987 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8988 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8989 New method definitions.
8991 2009-11-03 Ian Lance Taylor <iant@google.com>
8993 * options.h (class General_options): Add --warn_constructors.
8995 2009-11-03 Ian Lance Taylor <iant@google.com>
8998 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8999 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
9001 2009-11-03 Ian Lance Taylor <iant@google.com>
9004 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
9005 --msgid-bugs-address.
9006 (install-pdf): New target.
9007 (install-data_yes): Look up one directory to find mkinstalldirs.
9009 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
9011 * po/Make-in (.po.gmo): Don't generate .gmo files in source
9014 2009-10-30 Doug Kwan <dougkwan@google.com>
9016 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
9018 2009-10-30 Doug Kwan <dougkwan@google.com>
9020 * arm.cc (Stub_addend_reader): New struct template definition
9021 and partial specializations.
9022 (Stub_addend_reader::operator()): New method definition for a
9023 partially specialized template.
9025 2009-10-30 Doug Kwan <dougkwan@google.com>
9027 * arm.cc (Arm_relobj::processor_specific_flags): New method
9029 (Arm_relobj::do_read_symbols): New method declaration.
9030 (Arm_relobj::processor_specific_flags_): New data member declaration.
9031 (Arm_dynobj): New class definition.
9032 (Target_arm::do_finalize_sections): Add input_objects parameter.
9033 (Target_arm::do_adjust_elf_header): New method declaration.
9034 (Target_arm::are_eabi_versions_compatible,
9035 (Target_arm::merge_processor_specific_flags): New method declaration.
9036 (Target_arm::do_make_elf_object): New overloaded method definitions
9038 (Arm_relobj::do_read_symbols): New method definition.
9039 (Arm_dynobj::do_read_symbols): Ditto.
9040 (Target_arm::do_finalize_sections): Add input_objects parameters.
9041 Merge processor-specific flags from all input objects.
9042 (Target_arm::are_eabi_versions_compatible,
9043 Target_arm::merge_processor_specific_flags,
9044 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
9045 New method definitions.
9046 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
9047 Input_objects pointer type parameter.
9048 * layout.cc (Layout::finalize): Pass input objects to target's.
9049 finalize_sections function.
9050 * output.cc (Output_file_header::do_sized_write): Set ELF file
9051 header's processor-specific flags.
9052 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
9053 Input_objects pointer type parameter.
9054 * sparc.cc (Target_sparc::do_finalize_sections): Same.
9055 * target.h (Input_objects): New forward class declaration.
9056 (Target::processor_specific_flags,
9057 Target::are_processor_specific_flags_sect): New method definitions.
9058 (Target::finalize_sections): Add input_objects parameter.
9059 (Target::Target): Initialize processor_specific_flags_ and
9060 are_processor_specific_flags_set_.
9061 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
9063 (Target::set_processor_specific_flags): New method definition.
9064 (Target::processor_specific_flags_,
9065 Target::are_processor_specific_flags_set_): New data member
9067 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9068 Input_objects pointer type parameter.
9070 2009-10-30 Doug Kwan <dougkwan@google.com>
9072 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9074 2009-10-28 Ian Lance Taylor <iant@google.com>
9076 * object.h (class Relobj): Drop options parameter from
9077 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9078 do_scan_relocs, do_relocate. Change all callers.
9079 (class Sized_relobj): Drop options parameters from
9080 do_gc_process_relocs, do_scan_relocs, do_relocate,
9081 do_relocate_sections, relocate_sections, emit_relocs_scan,
9082 emit_relocs_scan_reltype. Change all callers.
9083 (struct Relocate_info): Remove options field and all references to
9085 * reloc.h (class Read_relocs): Remove options constructor
9086 parameter and options_ field. Change all callers.
9087 (class Gc_process_relocs, class Scan_relocs): Likewise.
9088 (class Relocate_task): Likewise.
9089 * target-reloc.h (scan_relocs): Remove options parameter. Change
9091 (scan_relocatable_relocs): Likewise.
9092 * target.h (class Sized_target): Remove options parameter from
9093 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9095 * gc.h (gc_process_relocs): Remove options parameter. Change all
9097 * arm.cc: Update functions to remove options parameters.
9098 * i386.cc: Likewise.
9099 * powerpc.cc: Likewise.
9100 * sparc.cc: Likewise.
9101 * x86_64.cc: Likewise.
9102 * testsuite/testfile.cc: Likewise.
9104 2009-10-28 Doug Kwan <dougkwan@google.com>
9106 * arm.cc (Arm_relobj): New class definition.
9107 (Arm_relobj::scan_sections_for_stubs,
9108 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9109 New method definitions.
9111 2009-10-28 Cary Coutant <ccoutant@google.com>
9113 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9114 (Plugin::cleanup_done_): New member.
9115 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9116 (Plugin_manager::cleanup_done_): Remove.
9117 (Plugin_manager::add_input_file): Edit error message.
9118 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9119 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9121 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9123 * fileread.cc: (File_read::View::~View): Use the new
9124 data_ownership_ filed.
9125 (File_read::~File_read): Dispose the new whole_file_view_.
9126 (File_read::open): Mmap the whole file if needed.
9127 (File_read::open): Use whole_file_view_ instead of contents_.
9128 (File_read::find_view): Use whole_file_view_ if applicable.
9129 (File_read::do_read): Use whole_file_view_ instead of contents_.
9130 (File_read::make_view): Use whole_file_view_ instead of contents_,
9131 update File_read::View::View call.
9132 (File_read::find_or_make_view): Update File_read::View::View
9134 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9136 (File_read::View::Data_ownership): New enum.
9137 (File_read::View::View): Replace bool mapped_ with Data_ownership
9139 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9140 (File_read::View::data_ownership_): New field.
9141 (File_read::contents_): Remove (replaced by whole_file_view_).
9142 (File_read::whole_file_view_): New field.
9143 * options.h (class General_options): Add --keep-files-mapped.
9145 2009-10-27 Cary Coutant <ccoutant@google.com>
9147 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9148 * testsuite/Makefile.am (plugin_test_5): New test case.
9149 * testsuite/Makefile.in: Regenerate.
9151 2009-10-25 Doug Kwan <dougkwan@google.com>
9153 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9154 from private to protected to allow access by child class.
9155 (Sized_relobj::do_relocate_sections): New method declaration.
9156 (Sized_relobj::relocate_sections): Virtualize.
9157 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9158 Sized_relobj::relocate_sections. Instantiate template explicitly
9159 for different target sizes and endianity.
9161 2009-10-24 Doug Kwan <dougkwan@google.com>
9163 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9164 (Arm_input_section::as_arm_input_section): New method.
9165 (Arm_output_section): New class definition.
9166 (Arm_output_section::create_stub_group,
9167 Arm_output_section::group_sections): New method definitions.
9169 2009-10-22 Doug Kwan <dougkwan@google.com>
9171 * arm.cc (Arm_input_section): New class definition.
9172 (Arm_input_section::init, Arm_input_section:do_write,
9173 Arm_input_section::set_final_data_size,
9174 Arm_input_section::do_reset_address_and_file_offset): New method
9177 2009-10-21 Doug Kwan <dougkwan@google.com>
9179 * arm.cc (Stub_table, Arm_input_section): New forward class
9181 (Stub_table): New class defintion.
9182 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9183 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9184 New method definition.
9186 2009-10-21 Doug Kwan <dougkwan@google.com>
9188 * arm.cc: Update copyright comments.
9189 (Target_arm): New forward class template declaration.
9190 (Arm_address): New type.
9191 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9192 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9193 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9195 (Insn_template): Same.
9196 (DEF_STUBS): New macro.
9197 (Stub_type): New enum type.
9198 (Stub_template): New class definition.
9201 (Stub_factory): Same.
9202 (Target_arm::Target_arm): Initialize may_use_blx_ and
9203 should_force_pic_veneer_.
9204 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9205 Target_arm::should_force_pic_veneer,
9206 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9207 Target_arm::using_thumb_only, Target_arm:;default_target): New
9209 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9210 New data member declarations.
9211 (Insn_template::size, Insn_template::alignment): New method defintions.
9212 (Stub_template::Stub_template): New method definition.
9213 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9214 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9215 (Stub_factory::Stub_factory): New method definition.
9216 * gold.h (string_hash): New template.
9217 * output.h (Input_section_specifier::hash_value): Use
9219 (Input_section_specifier::string_hash): Remove.
9220 * stringpool.cc (Stringpool_template::string_hash): Use
9223 2009-10-20 Doug Kwan <dougkwan@google.com>
9225 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9226 symbols of relaxed input sections.
9227 * output.h (Output_section::find_relaxed_input_section): Make
9230 2009-10-16 Doug Kwan <dougkwan@google.com>
9232 * dynobj.cc (Versions::Versions): Initialize version_script_.
9233 Only insert base version symbol definition for a shared object
9234 if version script defines any version versions.
9235 (Versions::define_base_version): New method definition.
9236 (Versions::add_def): Check that base version is not needed.
9237 (Versions::add_need): Define base version lazily.
9238 * dynobj.h (Versions::define_base_version): New method declaration.
9239 (Versions::needs_base_version_): New data member declaration.
9240 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9241 (check_DATA): Add no_version_test.stdout.
9242 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9244 * testsuite/Makefile.in: Regenerate.
9245 * testsuite/no_version_test.c: New file.
9246 * testsuite/no_version_test.sh: Ditto.
9248 2009-10-16 Doug Kwan <dougkwan@google.com>
9250 * expression.cc (class Segment_start_expression): New class definition.
9251 (Segment_start_expression::value): New method definition.
9252 (script_exp_function_segment_start): Return a new
9253 Segment_start_expression.
9254 * gold/script-c.h (script_saw_segment_start_expression): New function
9256 * script-sections.cc (Script_sections::Script_sections): Initialize
9257 SAW_SEGMENT_START_EXPRESSION_ to false.
9258 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9259 and -Tbbs options to specify section addresses if given in
9260 command line and no SEGMENT_START expression is seen in a script.
9261 * script-sections.h (Script_sections::saw_segment_start_expression,
9262 Script_sections::set_saw_segment_start_expression): New method
9264 (Script_sections::saw_segment_start_expression_): New data member
9266 * script.cc (script_saw_segment_start_expression): New function.
9267 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9268 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9269 script_test_7.sh and script_test_8.sh.
9270 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9271 script_test_8.stdout.
9272 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9273 (script_test_6, script_test_6.stdout, script_test_7,
9274 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9275 * Makefile.in: Regenerate.
9276 * testsuite/script_test_6.sh: New file.
9277 * testsuite/script_test_6.t: Same.
9278 * testsuite/script_test_7.sh: Same.
9279 * testsuite/script_test_7.t: Same.
9280 * testsuite/script_test_8.sh: Same.
9282 2009-10-16 Doug Kwan <dougkwan@google.com>
9284 * output.cc (Output_segment::set_section_list_address): Cast
9285 expressions to unsigned long long type to avoid format warnings.
9287 2009-10-15 Ian Lance Taylor <iant@google.com>
9289 * script.cc (Script_options::add_symbol_assignment): Always add a
9290 dot assignment to script_sections_.
9291 * script-sections.cc (Script_sections::add_dot_assignment):
9292 Initialize if necessary.
9294 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9295 program headers with no load segment if there is a linker script.
9297 * layout.cc (Layout::set_segment_offsets): Align the file offset
9298 to the segment aligment for -N or -n with no load segment.
9299 * output.cc (Output_segment::add_output_section): Don't crash if
9300 the first section is a TLS section.
9301 (Output_segment::set_section_list_addresses): Print an error
9302 message if the address moves backward in a linker script.
9303 * script-sections.cc
9304 (Output_section_element_input::set_section_addresses): Don't
9305 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9306 (Orphan_output_section::set_section_addresses): Likewise.
9308 2009-10-15 Doug Kwan <dougkwan@google.com>
9310 * layout.cc (Layout::finish_dynamic_section): Generate tags
9311 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9312 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9313 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9315 2009-10-14 Ian Lance Taylor <iant@google.com>
9317 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9319 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9320 data_shdr fields of relinfo.
9321 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9322 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9323 R_386_TLS_LDO_32, adjust based on section flags.
9324 (Target_i386::Relocate::fix_up_ldo): Remove.
9326 2009-10-13 Ian Lance Taylor <iant@google.com>
9328 Add support for -pie.
9329 * options.h (class General_options): Add -pie and
9331 (General_options::output_is_position_independent): Test -pie.
9332 (General_options::output_is_executable): Return true if not shared
9333 and not relocatable.
9334 (General_options::output_is_pie): Remove.
9335 * options.cc (General_options::finalize): Reject incompatible uses
9337 * gold.cc (queue_middle_tasks): A -pie link is not static.
9338 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9339 * symtab.cc (Symbol::final_value_is_known): Return false if
9340 output_is_position_independent.
9341 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9342 output_is_position_independent.
9343 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9344 output_is_position_independent.
9345 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9346 output_is_position_independent.
9347 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9349 (basic_pie_test.o, basic_pie_test): New targets.
9350 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9351 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9352 (two_file_pie_test): New target.
9353 * testsuite/Makefile.in: Rebuild.
9354 * README: Remove note saying that -pie is not supported.
9356 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9358 * options.h (class General_options): Add -init and -fini.
9359 * layout.cc (Layout::finish_dynamic_section): Emit
9360 given init and fini functions.
9362 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9364 * gc.h (gc_process_relocs): Check if icf is enabled using new
9366 * gold.cc (queue_initial_tasks): Likewise.
9367 (queue_middle_tasks): Likewise.
9368 * object.cc (do_layout): Likewise.
9369 * symtab.cc (is_section_folded): Likewise.
9370 * main.cc (main): Likewise.
9371 * reloc.cc (Read_relocs::run): Likewise.
9372 (Sized_relobj::do_scan_relocs): Likewise.
9373 * icf.cc (is_function_ctor_or_dtor): New function.
9374 (Icf::find_identical_sections): Check if function is ctor or dtor when
9376 * options.h (General_options::icf): Change option to be an enum.
9377 (Icf_status): New enum.
9378 (icf_enabled): New method.
9379 (icf_safe_folding): New method.
9380 (set_icf_status): New method.
9381 (icf_status_): New variable.
9382 * (options.cc) (General_options::finalize): Set icf_status_.
9383 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9384 icf_test and icf_keep_unique_test to use the --icf enum flag.
9385 * testsuite/icf_safe_test.sh: New file.
9386 * testsuite/icf_safe_test.cc: New file.
9388 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9390 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9391 includes to gc.h and icf.h.
9392 * arm.cc: Include gc.h.
9393 * gold.cc: Likewise.
9394 * i386.cc: Likewise.
9395 * powerpc.cc: Likewise.
9396 * sparc.cc: Likewise.
9397 * x86_64.cc: Likewise.
9398 * gc.h: Include icf.h.
9400 2009-10-11 Ian Lance Taylor <iant@google.com>
9402 * plugin.cc: Include "gold.h" before other header files.
9404 2009-10-10 Chris Demetriou <cgd@google.com>
9406 * options.h (Input_file_argument::Input_file_type): New enum.
9407 (Input_file_argument::is_lib_): Replace with...
9408 (Input_file_argument::type_): New member.
9409 (Input_file_argument::Input_file_argument): Take Input_file_type
9410 'type' rather than boolean 'is_lib' as second argument.
9411 (Input_file_argument::is_lib): Use type_.
9412 (Input_file_argument::is_searched_file): New function.
9413 (Input_file_argument::may_need_search): Handle is_searched_file.
9414 * options.cc (General_options::parse_library): Support -l:filename.
9415 (General_options::parse_just_symbols): Update for Input_file_argument
9417 (Command_line::process): Likewise.
9418 * archive.cc (Archive::get_file_and_offset): Likewise.
9419 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9420 * script.cc (read_script_file, script_add_file): Likewise.
9421 * fileread.cc (Input_file::Input_file): Likewise.
9422 (Input_file::will_search_for): Handle is_searched_file.
9423 (Input_file::open): Likewise.
9424 * readsyms.cc (Read_symbols::get_name): Likewise.
9425 * testsuite/Makefile.am (searched_file_test): New test.
9426 * testsuite/Makefile.in: Regenerate.
9427 * testsuite/searched_file_test.cc: New file.
9428 * testsuite/searched_file_test_lib.cc: New file.
9430 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9431 Ian Lance Taylor <iant@google.com>
9433 * descriptor.cc: Include <cstdio> and "binary-io.h".
9434 (Descriptors::open): Open the files in binary mode always.
9435 * script.cc (Lex::get_token): Treat \r as whitespace.
9437 2009-10-09 Ian Lance Taylor <iant@google.com>
9439 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9441 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9442 Ian Lance Taylor <iant@google.com>
9444 * configure.ac: Check for readv function also.
9445 * fileread.cc (readv): Define if not HAVE_READV.
9446 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9448 * config.in: Regenerate.
9449 * configure: Regenerate.
9451 2009-10-09 Doug Kwan <dougkwan@google.com>
9453 * layout.cc (Layout::make_output_section): Call target hook to make
9454 ordinary output section.
9455 (Layout::finalize): Adjust parameter list of call the
9456 Target::may_relax().
9457 * layout.h (class Layout::section_list): New method.
9458 * merge.h (Output_merge_base::entsize): Change visibility to public.
9459 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9461 (Output_merge_string::do_is_string): New method.
9462 * object.cc (Sized_relobj::do_setup): renamed from
9463 Sized_relobj::set_up.
9464 * object.h (Sized_relobj::adjust_shndx,
9465 Sized_relobj::initializ_input_to_output_maps,
9466 Sized_relobj::free_input_to_output_maps): Change visibilities to
9468 (Sized_relobj::setup): Virtualize.
9469 (Sized_relobj::do_setup): New method declaration.
9470 (Sized_relobj::invalidate_section_offset,
9471 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9472 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9473 * options.cc (parse_int): New function.
9474 * options.h (parse_int): New declaration.
9475 (DEFINE_int): New macro.
9476 (stub_group_size): New option.
9477 * output.cc (Output_section::Output_section): Initialize memebers
9478 merge_section_map_, merge_section_by_properties_map_,
9479 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9480 (Output_section::add_input_section): Handled deferred code-fill
9481 generation and remove an old comment.
9482 (Output_section::add_relaxed_input_section): New method definition.
9483 (Output_section::add_merge_input_section): Use merge section by
9484 properties map to speed to search. Update merge section maps
9486 (Output_section::build_relaxation_map): New method definition.
9487 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9489 (Output_section::relax_input_section): Renamed to
9490 Output_section::convert_input_sections_to_relaxed_sections and change
9491 interface to take a vector of pointers to relaxed sections.
9492 (Output_section::find_merge_section,
9493 Output_section::find_relaxed_input_section): New method definitions.
9494 (Output_section::is_input_address_mapped,
9495 Output_section::output_offset, Output_section::output_address):
9496 Use output section data maps to speed up searching.
9497 (Output_section::find_starting_output_address): Add comments.
9498 (Output_section::do_write,
9499 Output_section::write_to_postprocessing_buffer): Do code-fill
9500 generation as appropriate.
9501 (Output_section::get_input_sections): Invalidate relaxed input section
9503 (Output_section::restore_states): Adjust type of checkpoint .
9504 Invalidate relaxed input section map.
9505 * output.h (Output_merge_base): New class declaration.
9506 (Input_section_specifier): New class defintion.
9507 (class Output_relaxed_input_section) Change base class to
9508 Output_section_data_build.
9509 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9510 base class initializer.
9511 (Output_section::add_relaxed_input_section): New method declaration.
9512 (Output_section::Input_section): Change visibility to protected.
9513 (Output_section::Input_section::relobj,
9514 Output_section::Input_section::shndx): Handle relaxed input sections.
9515 Output_section::input_sections) Change visibility to protected. Also
9516 define overload to return a non-const pointer.
9517 (Output_section::Merge_section_properties): New class defintion.
9518 (Output_section::Merge_section_by_properties_map,
9519 Output_section::Output_section_data_by_input_section_map,
9520 Output_section::Relaxation_map): New types.
9521 (Output_section::relax_input_section): Rename method to
9522 Output_section::convert_input_sections_to_relaxed_sections and change
9523 interface to take a vector of relaxed section pointers.
9524 (Output_section::find_merge_section,
9525 Output_section::find_relaxed_input_section,
9526 Output_section::build_relaxation_map,
9527 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9528 New method declarations.
9529 (Output_section::merge_section_map_
9530 Output_section::merge_section_by_properties_map_,
9531 Output_section::relaxed_input_section_map_,
9532 Output_section::is_relaxed_input_section_map_valid_,
9533 Output_section::generate_code_fills_at_write_): New data members.
9534 * script-sections.cc
9535 (Output_section_element_input::set_section_addresses): Call
9536 current_data_size and addralign methods of relaxed input sections.
9537 (Orphan_output_section::set_section_addresses): Call current_data_size
9538 and addralign methods of relaxed input sections.
9539 * symtab.cc (Symbol_table::compute_final_value): Extract template
9540 from the body of Symbol_table::sized_finalize_symbol.
9541 (Symbol_table::sized_finalized_symbol): Call
9542 Symbol_table::compute_final_value.
9543 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9544 (Symbol_table::compute_final_value): New templated method declaration.
9545 * target.cc (Target::do_make_output_section): New method defintion.
9546 * target.h (Target::make_output_section): New method declaration.
9547 (Target::relax): Add more parameters for input objects, symbol table
9548 and layout. Adjust call to do_relax.
9549 (Target::do_make_output_section): New method declaration.
9550 (Target::do_relax): Add parameters for input objects, symbol table
9553 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9555 * pread.c: Include stdio.h.
9557 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9559 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9562 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9564 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9565 Change read_shndx type to unsigned int.
9566 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9568 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9569 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9570 Change read_shndx type to unsigned int.
9571 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9573 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9574 * layout.cc (Layout::create_symtab_sections): Cast the result of
9575 local_symcount * symsize to off_t in the gold_assert.
9577 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9579 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9580 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9582 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9583 (Arm_relocate_functions::thm_abs5): New function.
9584 (Arm_relocate_functions::abs12): New function.
9585 (Arm_relocate_functions::abs16): New function.
9586 (Arm_relocate_functions::base_abs): New function.
9587 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9588 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9589 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9591 (Scan::global): Likewise.
9592 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9593 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9594 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9595 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9598 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9600 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9601 (Arm_relocate_functions::movt_prel): New function.
9602 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9603 (Arm_relocate_functions::thm_movt_prel): New function.
9604 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9605 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9606 (Scan::global, Relocate::relocate): Likewise.
9607 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9609 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9611 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9612 Incremental_checker.
9613 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9615 (class Incremental_inputs_header): New class.
9616 (Incremental_inputs_header_writer): Edit comment.
9617 (Incremental_inputs_entry): New class.
9618 (Incremental_inputs_entry_writer): Edit comment.
9619 (Sized_incremental_binary::do_find_incremental_inputs_section):
9620 Add *strtab_shndx parameter, fill it.
9621 (Sized_incremental_binary::do_check_inputs): New method.
9622 (Incremental_checker::can_incrementally_link_output_file): Use
9623 Sized_incremental_binary::check_inputs.
9624 (Incremental_inputs::report_command_line): Save command line in
9627 (Incremental_binary::find_incremental_inputs_section): New
9629 (Incremental_binary::do_find_incremental_inputs_section): Add
9630 strtab_shndx parameter.
9631 (Incremental_binary::do_check_inputs): New pure virtual method.
9632 (Sized_incremental_binary::do_check_inputs): Declare.
9633 (Incremental_checker::Incremental_checker): Add incremental_inputs
9634 parameter, use it to initialize incremental_inputs_.
9635 (Incremental_checker::incremental_inputs_): New field.
9636 (Incremental_checker::command_line): New method.
9637 (Incremental_checker::inputs): New method.
9638 (Incremental_checker::command_line_): New field.
9640 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9642 * incremental.cc: Include <cstdarg> and "target-select.h".
9643 (vexplain_no_incremental): New function.
9644 (explain_no_incremental): New function.
9645 (Incremental_binary::error): New method.
9646 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9648 (make_sized_incremental_binary): New function.
9649 (open_incremental_binary): New function.
9650 (can_incrementally_link_file): Add checks if output is ELF and has
9652 * incremental.h: Include "elfcpp_file.h" and "output.h".
9653 (Incremental_binary): New class.
9654 (Sized_incremental_binary): New class.
9655 (open_incremental_binary): Declare.
9656 * object.cc (is_elf_object): Use
9657 elfcpp::Elf_recognizer::is_elf_file.
9658 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9659 * output.h (Output_file::filesize): New method.
9661 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9663 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9665 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9666 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9668 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9670 (Arm_relocate_functions::movw_abs_nc): New function.
9671 (Arm_relocate_functions::movt_abs): New function.
9672 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9673 (Arm_relocate_functions::thm_movt_abs): New function.
9674 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9675 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9676 (Scan::global): Likewise.
9677 (Relocate::relocate): Likewise.
9678 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9680 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9682 * arm.cc (Arm_relocate_functions::got_prel) New function.
9683 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9684 (Relocate::relocate): Likewise.
9685 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9687 2009-10-06 Ian Lance Taylor <iant@google.com>
9689 * options.h (class General_options): Define
9690 split_stack_adjust_size parameter.
9691 * object.h (class Object): Add uses_split_stack_ and
9692 has_no_split_stack_ fields. Add uses_split_stack and
9693 has_no_split_stack accessor functions. Declare
9694 handle_split_stack_section.
9695 (class Reloc_symbol_changes): Define.
9696 (class Sized_relobj): Define Function_offsets. Declare
9697 split_stack_adjust, split_stack_adjust_reltype, and
9699 * object.cc (Object::handle_split_stack_section): New function.
9700 (Sized_relobj::do_layout): Call handle_split_stack_section.
9701 * dynobj.cc (Sized_dynobj::do_layout): Call
9702 handle_split_stack_section.
9703 * reloc.cc (Sized_relobj::relocate_sections): Call
9704 split_stack_adjust for executable sections in split_stack
9705 objects. Pass reloc_map to relocate_section.
9706 (Sized_relobj::split_stack_adjust): New function.
9707 (Sized_relobj::split_stack_adjust_reltype): New function.
9708 (Sized_relobj::find_functions): New function.
9709 * target-reloc.h: Include "object.h".
9710 (relocate_section): Add reloc_symbol_changes parameter. Change
9712 * target.h (class Target): Add calls_non_split method. Declare
9713 do_calls_non_split virtual method. Declare match_view and
9715 * target.cc: Include "elfcpp.h".
9716 (Target::do_calls_non_split): New function.
9717 (Target::match_view): New function.
9718 (Target::set_view_to_nop): New function.
9719 * gold.cc (queue_middle_tasks): Give an error if mixing
9720 split-stack and non-split-stack objects with -r.
9721 * i386.cc (Target_i386::relocate_section): Add
9722 reloc_symbol_changes parameter.
9723 (Target_i386::do_calls_non_split): New function.
9724 * x86_64.cc (Target_x86_64::relocate_section): Add
9725 reloc_symbol_changes parameter.
9726 (Target_x86_64::do_calls_non_split): New function.
9727 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9729 * powerpc.cc (Target_powerpc::relocate_section): Add
9730 reloc_symbol_changes parameter.
9731 * sparc.cc (Target_sparc::relocate_section): Add
9732 reloc_symbol_changes parameter.
9733 * configure.ac: Call AM_CONDITIONAL for the default target.
9734 * configure: Rebuild.
9735 * testsuite/Makefile.am (TEST_AS): New variable.
9736 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9737 (check_DATA): Add split_i386 and split_x86_64 files.
9738 (SPLIT_DEFSYMS): Define.
9739 (split_i386_[1234n].o): New targets.
9740 (split_i386_[124]): New targets.
9741 (split_i386_[1234r].stdout): New targets.
9742 (split_x86_64_[1234n].o): New targets.
9743 (split_x86_64_[124]): New targets.
9744 (split_x86_64_[1234r].stdout): New targets.
9745 (MOSTLYCLEANFILES): Add new executables.
9746 * testsuite/split_i386.sh: New file.
9747 * testsuite/split_x86_64.sh: New file.
9748 * testsuite/split_i386_1.s: New file.
9749 * testsuite/split_i386_2.s: New file.
9750 * testsuite/split_i386_3.s: New file.
9751 * testsuite/split_i386_4.s: New file.
9752 * testsuite/split_i386_n.s: New file.
9753 * testsuite/split_x86_64_1.s: New file.
9754 * testsuite/split_x86_64_2.s: New file.
9755 * testsuite/split_x86_64_3.s: New file.
9756 * testsuite/split_x86_64_4.s: New file.
9757 * testsuite/split_x86_64_n.s: New file.
9758 * testsuite/testfile.cc (Target_test): Update relocation_section
9760 * testsuite/Makefile.in: Rebuild.
9762 2009-10-06 Ian Lance Taylor <iant@google.com>
9764 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9765 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9766 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9767 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9768 the address on ldo_addrs_.
9769 (Target_i386::Relocate::fix_up_ldo): New function.
9771 2009-10-06 Rafael Espindola <espindola@google.com>
9773 * plugin.cc (add_input_library): New.
9774 (Plugin::load): Add add_input_library to tv.
9775 (Plugin_manager::add_input_file): Add the is_lib argument.
9776 (add_input_file): Update call to Plugin_manager::add_input_file.
9777 (add_input_library): New.
9778 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9780 2009-09-30 Doug Kwan <dougkwan@google.com>
9782 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9783 symbol and call Symbol::may_need_copy_reloc to determine if
9784 a copy reloc is needed.
9785 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9786 nocopyreloc is given in command line.
9787 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9788 given in command line.
9789 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9790 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9791 of the removed Target_i386::may_need_copy_reloc.
9792 * options.h (copyreloc): New option with default value false.
9793 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9794 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9795 instead of the removed Target_powerpc::may_need_copy_reloc.
9796 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9797 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9798 instead of the removed Target_sparc::may_need_copy_reloc.
9799 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9800 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9801 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9802 instead of the removed Target_x86_64::may_need_copy_reloc.
9804 2009-09-30 Ian Lance Taylor <iant@google.com>
9806 * object.h (class Object): Remove target_ field, and target,
9807 sized_target, and set_target methods.
9808 (Object::sized_target): Remove.
9809 (class Sized_relobj): Update declarations. Remove sized_target.
9810 * object.cc (Sized_relobj::setup): Remove target parameter.
9812 (Input_objects::add_object): Don't do anything with the target.
9813 (make_elf_sized_object): Add punconfigured parameter. Change all
9814 callers. Set or test parameter target.
9815 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9817 * parameters.cc (Parameters::set_target): Change parameter type to
9819 (Parameters::default_target): Remove.
9820 (set_parameters_target): Change parameter type to be non-const.
9821 (parameters_force_valid_target): New function.
9822 (parameters_clear_target): New function.
9823 * parameters.h (class Parameters): Update declarations. Remove
9824 default_target method. Add sized_target and clear_target
9825 methods. Change target_ to be non-const.
9826 (set_parameters_target): Update declaration.
9827 (parameters_force_valid_target): Declare.
9828 (parameters_clear_target): Declare.
9829 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9830 as NULL if we aren't searching.
9831 (Add_symbols::run): Don't check for compatible target.
9832 * fileread.cc (Input_file::open_binary): Call
9833 parameters_force_valid_target.
9834 * gold.cc (queue_middle_tasks): Likewise.
9835 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9836 set_target on object.
9837 * dynobj.h (class Sized_dynobj): Update declarations.
9838 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9839 make_elf_object returns NULL.
9840 (Archive::include_member): Don't check whether object target is
9842 * output.cc (Output_section::add_input_section): Get target from
9844 (Output_section::relax_input_section): Likewise.
9845 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9847 (Sized_relobj::do_scan_relocs): Likewise.
9848 (Sized_relobj::relocate_sections): Likewise.
9849 * resolve.cc (Symbol_table::resolve): Likewise.
9850 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9851 parameter. Change all callers.
9852 (Symbol_table::add_from_object): Get target from parameters.
9853 (Symbol_table::add_from_relobj): Don't check object target.
9854 (Symbol_table::add_from_dynobj): Likewise.
9855 (Symbol_table::define_special_symbol): Get target from
9857 * symtab.h (class Symbol_table): Update declaration.
9858 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9859 parameter. Change all callers. Clear parameter target.
9860 (Binary_test): Test target here.
9861 * testsuite/object_unittest.cc (gold_testsuite): Remove
9862 target_test_pointer parameter. Change all callers.
9863 (Object_test): Test target here.
9865 2009-09-26 Ian Lance Taylor <iant@google.com>
9867 * testsuite/initpri1.c: Don't try to use constructor priorities if
9868 compiling with gcc before 4.3.
9870 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9872 * testsuite/retain_symbols_file_test.sh (check_present): Change
9873 output file name to retain_symbols_file_test.stdout.
9874 (check_absent): Likewise.
9876 2009-09-18 Craig Silverstein <csilvers@google.com>
9878 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9879 * options.cc: Include <cerrno> and <fstream>.
9880 (General_options::finalize): Parse -retain-symbols-file tag.
9881 * options.h: New flag.
9882 (General_options): New method should_retain_symbol, new
9883 variable symbols_to_retain.
9884 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9885 should_retain_symbol map.
9886 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9887 * testsuite/Makefile.in: Regenerate.
9888 * testsuite/retain_symbols_file_test.sh: New file.
9890 2009-09-18 Nick Clifton <nickc@redhat.com>
9892 * po/es.po: Updated Spanish translation.
9894 2009-09-17 Doug Kwan <dougkwan@google.com>
9896 * debug.h (DEBUG_RELAXATION): New constant.
9897 (DEBUG_ALL): Add DEBUG_RELAXATION.
9898 (debug_string_to_enum): Add relaxation debug option.
9900 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9901 Layout::Relaxation_debug_check::read_sections,
9902 Layout::Relaxation_debug_check::read_sections): New method definitions.
9903 (Layout::Layout): Initialize data members
9904 record_output_section_data_from_scrips_,
9905 script_output_section_data_list_ and relaxation_debug_check_.
9906 (Layout::save_segments, Layout::restore_segments,
9907 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9908 Layout::relaxation_loop_body): New method definitions.
9909 (Layout::finalize): Support relaxation. Move section layout code to
9910 Layout::relaxation_loop_body.
9911 (Layout::set_asection_address_from_script): Move code for orphan
9912 section placement out.
9913 (Layout::place_orphan_sections_in_script): New method definition.
9914 * layout.h (Output_segment_headers, Output_file_header):
9915 New forward class declarations.
9916 (Layout::~Layout): Define.
9917 (Layout::new_output_section_data_from_script): New method definition.
9918 (Layout::place_orphan_sections_in_script): New method declaration.
9919 (Layout::Segment_states): New type declaration.
9920 (Layout::save_segments, Layout::restore_segments,
9921 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9922 Layout::relaxation_loop_body): New method declarations.
9923 (Layout::Output_section_data_list): New type declaration.
9924 (Layout::Relaxation_debug_check): New class definition.
9925 (Layout::record_output_section_data_from_script_,
9926 Layout::script_output_section_data_list_, Layout::segment_states_,
9927 Layout::relaxation_debug_check_): New data members.
9928 * output.cc: (Output_section_headers::do_size): New method definition.
9929 (Output_section_headers::Output_section_headers): Move size
9930 computation to Output_section_headers::do_size.
9931 (Output_segment_headers::do_size): New method definition.
9932 (Output_file_header::Output_file_header): Move size computation to
9933 Output_file_header::do_size and call it.
9934 (Output_file_header::do_size): New method definition.
9935 (Output_data_group::Output_data_group): Adjust call to
9936 Output_section_data.
9937 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9938 (Output_symtab_xindex::do_write): Add array bound check.
9939 (Output_section::Input_section::print_to_mapfile): Handle
9940 RELAXED_INPUT_SECTION_CODE.
9941 (Output_section::Output_section): Initialize data member checkpoint_.
9942 (Output_section::~Output_section): Delete checkpoint object pointed
9944 (Output_section::add_input_section): Always add an Input_section if
9946 (Output_section::add_merge_input_section): Add assert.
9947 (Output_section::relax_input_section): New method definition.
9948 (Output_section::set_final_data_size): Set load address to zero for
9949 an unallocated section.
9950 (Output_section::do_address_and_file_offset_have_reset_values):
9951 New method definition.
9952 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9953 Handle relaxed input section.
9954 (Output_section::sort_attached_input_sections): Checkpoint input
9955 section list lazily.
9956 (Output_section::get_input_sections): Change type of input_sections to
9957 list of Simple_input_section pointers. Checkpoint input section list
9958 lazily. Also handle relaxed input sections.
9959 (Output_section::add_input_section_for_script): Take a reference to
9960 a Simple_input_section object instead of Relobj pointer and section
9961 index as parameter. Handle relaxed input sections.
9962 (Output_section::save_states, Output_section::restore_states): New
9964 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9965 (Output_data::is_data_size_fixed): New method definition.
9966 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9968 (Output_data::address_and_file_offset_have_reset_values): New method
9970 (Output_data::do_address_and_file_offset_have_reset_values): New method
9972 (Output_data::set_data_size): Check that data size is not fixed.
9973 (Output_data::fix_data_size): New method definition.
9974 (Output_data::is_data_size_fixed_): New data member.
9975 (Output_section_headers::set_final_data_size): New method definition.
9976 (Output_section_headers::do_size): New method declaration.
9977 (Output_segment_headers::set_final_data_size): New method definition.
9978 (Output_segment_headers::do_size): New method declaration.
9979 (Output_file_header::set_final_data_size)::New method definition.
9980 (Output_file_header::do_size)::New method declaration.
9981 (Output_section_data::Output_section_data): Add new parameter
9982 is_data_size_fixed and use it to fix data size.
9983 (Output_data_const::Output_data_const): Adjust call to base class
9984 constructor and fix data size.
9985 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9986 base class constructor and fix data size.
9987 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9988 base class constructor and fix data size.
9989 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9990 class constructor and fix data size.
9991 (Output_data_group::set_final_data_size): New method definition.
9992 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9993 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9994 class constructor and fix data size.
9995 (Output_relaxed_input_section): New class definition.
9996 (Output_section::Simple_input_section): New class definition.
9997 (Output_section::get_input_sections): Adjust parameter list.
9998 (Output_section::add_input_section_for_script): Same.
9999 (Output_section::save_states, Output_section::restore_states,
10000 Output_section::do_address_and_file_offset_have_reset_values,
10001 (Output_section::Input_section::Input_section): Handle
10002 RELAXED_INPUT_SECTION_CODE. Add new overload for
10003 Output_relaxed_input_section.
10004 (Output_section::Input_section::is_input_section,
10005 Output_section::Input_section::set_output_section): Handle relaxed
10007 (Output_section::Input_section::is_relaxed_input_section,
10008 Output_section::Input_section::output_section_data,
10009 Output_section::Input_section::relaxed_input_section): New method
10011 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
10013 (Output_section::Input_section::u1_): Update comments.
10014 (Output_section::Input_section::u2_): Add new union member poris.
10015 (Output_section::Checkpoint_output_section): New classs definition.
10016 (Output_section::relax_input_section): New method declaration.
10017 (Output_section::checkpoint_): New data member.
10018 (Output_segment): Update comments.
10019 (Output_segment::Output_segment): Un-privatize copy constructor.
10020 (Output_segment::operator=): Un-privatize.
10021 * script-sections.cc (Output_section_element::Input_section_list):
10022 Change element type to Output_section::Simple_input_section.
10023 (Output_section_element_dot_assignment::set_section_addresses):
10024 Register output section data for relaxation clean up.
10025 (Output_data_exression::Output_data_expression): Adjust call to base
10026 constructor to fix data size.
10027 (Output_section_element_data::set_section_addresses): Register
10028 Output_data_expression object for relaxation clean up.
10029 (struct Input_section_info): Replace Relobj pointer and section index
10030 pair with Output_section::Simple_input_section and Convert struct to a
10032 (Input_section_sorter::operator()): Adjust access to
10033 Input_section_info data member to use accessors.
10034 (Output_section_element_input::set_section_addresses): Use layout
10035 parameter. Adjust code to use Output_section::Simple_input_section
10036 and Input_secction_info classes. Register filler for relaxation
10038 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
10039 and section index pair with Output_section::Simple_input_section
10040 class. Adjust code accordingly.
10041 (Phdrs_element::release_segment): New method definition.
10042 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
10044 (Script_sections::release_segments): New method definition.
10045 * gold/script-sections.h (Script_sections::release_segments): New
10046 method declaration.
10047 * gold/target.h (Target::may_relax, Target::relax,
10048 Target::do_may_relax, Target::do_relax): New method definitions.
10050 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10052 * arm.cc (has_signed_unsigned_overflow): New function.
10053 (Arm_relocate_functions::abs8): New function.
10054 (Target_arm::Scan::local): Handle R_ARM_ABS8.
10055 (Target_arm::Scan::global): Likewise.
10056 (Target_arm::relocate::relocate): Likewise.
10057 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10060 2009-09-16 Cary Coutant <ccoutant@google.com>
10062 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
10063 * testsuite/Makefile.in: Regenerate.
10065 2009-09-11 Nick Clifton <nickc@redhat.com>
10067 * po/gold.pot: Updated by the Translation project.
10069 2009-09-08 Cary Coutant <ccoutant@google.com>
10071 * output.cc (Output_file::open): Add execute permission to empty file.
10072 * testsuite/Makefile.am (permission_test): New test.
10073 * testsuite/Makefile.in: Regenerate.
10075 2009-09-02 Ian Lance Taylor <iant@google.com>
10077 * output.cc (Output_file::resize): Call map_no_anonymous rather
10080 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10082 * gold.cc: Include "incremental.h".
10083 (queue_initial_tasks): Call Incremental_checker methods.
10084 * incremental.cc: Include "output.h".
10085 (Incremental_checker::can_incrementally_link_output_file): New
10087 * incremental.h (Incremental_checker): New class.
10089 * output.cc (Output_file::open_for_modification): New method.
10090 (Output_file::map_anonymous): Changed return type to bool. Record
10091 map in base_ field.
10092 (Output_file::map_no_anonymous): New method, broken out of map.
10093 (Output_file::map): Use map_no_anonymous and map_anonymous.
10094 * output.h (class Output_file): Update declarations.
10096 2009-08-24 Cary Coutant <ccoutant@google.com>
10098 * options.h (Command_line::Pre_options): New class.
10099 (Command_line::pre_options): New member.
10100 * options.cc (gold::options::ready_to_register): New variable.
10101 (One_option::register_option): Do nothing if not registering options.
10102 Assert if same short option registered twice.
10103 (General_options::General_options): Turn off option registration when
10105 (Command_line::Pre_options::Pre_options): New constructor.
10107 2009-08-24 Cary Coutant <ccoutant@google.com>
10109 * options.h (General_options::no_keep_memory): Remove incorrect
10112 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10114 * Makefile.am (am__skiplex, am__skipyacc): New.
10115 * Makefile.in: Regenerate.
10117 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10119 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10120 (INCLUDES): ... this.
10121 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10122 (AM_CPPFLAGS): Renamed from ...
10123 (INCLUDE): ... this.
10124 * Makefile.in, testsuite/Makefile.in: Regenerate.
10126 * Makefile.in: Regenerate.
10127 * aclocal.m4: Likewise.
10128 * config.in: Likewise.
10129 * configure: Likewise.
10130 * testsuite/Makefile.in: Likewise.
10132 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10133 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10134 * Makefile.in: Regenerate.
10135 * testsuite/Makefile.in: Regenerate.
10137 2009-08-19 Cary Coutant <ccoutant@google.com>
10139 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10140 symbols in shared libraries overridden by hidden or internal symbols
10141 in the main program.
10143 2009-08-19 Chris Demetriou <cgd@google.com>
10145 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10146 checking source file names in error messages.
10148 2009-08-18 Doug Kwan <dougkwan@google.com>
10150 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10151 an elcpp::Ehdr as parameter. Adjust call to set_target.
10152 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10153 an elfcpp::Ehdr as parameter.
10154 * object.cc (Object::set_target): Remove the version that looks up
10155 a target and sets it.
10156 (Sized_relobj::setup): Take a Target object instead of
10157 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10158 (make_elf_sized_object): Find target and ask target to
10159 make an ELF object.
10160 * object.h: (Object::set_target): Remove the version that looks up
10161 a target and sets it.
10162 (Sized_relobj::setup): Take a Target object instead of
10163 an elfcpp:Ehdr as parameter.
10164 * target.cc: Include dynobj.h.
10165 (Target::do_make_elf_object_implementation): New.
10166 (Target::do_make_elf_object): New.
10167 * target.h (Target::make_elf_object): New template declaration.
10168 (Target::do_make_elf_object): New method declarations.
10169 (Target::do_make_elf_object_implementation): New template declaration.
10171 2009-08-14 Ian Lance Taylor <iant@google.com>
10173 * gold.h (FUNCTION_NAME): Define.
10174 (gold_unreachable): Use FUNCTION_NAME.
10176 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10178 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10179 symbol in the --keep-unique list is not found.
10181 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10183 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10184 been maked as --keep-unique.
10185 (Icf::unfold_section): New function.
10186 * icf.h (Icf::unfold_section): New function.
10187 * options.h (General_options::keep_unique): New option.
10188 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10189 * testsuite/Makefile.in: Regenerate.
10190 * testsuite/icf_keep_unique_test.sh: New file.
10191 * testsuite/icf_keep_unique_test.cc: New file.
10193 2009-08-12 Cary Coutant <ccoutant@google.com>
10196 * resolve.cc (Symbol_table::resolve): Check for references from
10197 dynamic objects to hidden and internal symbols.
10198 * testsuite/Makefile.am (hidden_test.sh): New test.
10199 * testsuite/Makefile.in: Regenerate.
10200 * testsuite/hidden_test.sh: New script.
10201 * testsuite/hidden_test_1.c: New test source.
10202 * testsuite/hidden_test_main.c: New test source.
10204 2009-08-11 Doug Kwan <dougkwan@google.com>
10206 * arm.cc: Update comments.
10207 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10208 segment to locate the .ARM.exidx section if present.
10210 2009-08-09 Doug Kwan <dougkwan@google.com>
10212 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10215 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10216 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10219 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10221 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10222 valid tls_segment only for non-debug-section relocations.
10223 * testsuite/Makefile.am: Add gc_tls_test.
10224 * testsuite/Makefile.in: Regenerate.
10225 * testsuite/gc_tls_test.cc: New file.
10226 * testsuite/gc_tls_test.sh: New file.
10228 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10230 * icf.cc: New file.
10232 * Makefile.am (CCFILES): Add icf.cc.
10233 (HFILES): Add icf.h
10234 * Makefile.in: Regenerate.
10235 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10236 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10237 section, symbol and addend information for the relocs.
10238 * gold.cc (queue_middle_tasks): Call identical code folding.
10239 * gold.h: Add defines for multimap.
10240 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10241 to the call of finalize_local_symbols.
10242 * main.cc (main): Create object of class Icf.
10243 * object.cc (Sized_relobj::do_layout): Allow this function to be
10244 called twice during icf.
10245 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10246 to sections marked as identical by icf.
10247 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10249 (Sized_relobj::do_section_entsize): New function.
10250 * object.h (Object::section_entsize): New function.
10251 (Object::do_section_entsize): New pure virtual function.
10252 (Relobj::finalize_local_symbols): Add new parameter.
10253 (Relobj::do_section_entsize): New function.
10254 * options.h (General_options::icf): New option.
10255 (General_options::icf_iterations): New option.
10256 (General_options::print_icf_sections): New option.
10257 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10258 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10259 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10261 * symtab.cc (Symbol_table::is_section_folded): New function.
10262 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10263 to sections marked as identical by icf.
10264 * symtab.h (Symbol_table::set_icf): New function.
10265 (Symbol_table::icf): New function.
10266 (Symbol_table::is_section_folded): New function.
10267 (Symbol_table::icf_): New data member.
10268 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10269 * testsuite/Makefile.am: Add commands to build icf_test.
10270 * testsuite/Makefile.in: Regenerate.
10271 * testsuite/icf_test.sh: New file.
10272 * testsuite/icf_test.cc: New file.
10274 2009-07-24 Chris Demetriou <cgd@google.com>
10276 * layout.cc (is_compressible_debug_section): Fix incorrect
10277 comment about compressed section names.
10279 2009-07-20 Ian Lance Taylor <ian@airs.com>
10282 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10284 2009-07-16 Ian Lance Taylor <iant@google.com>
10287 * layout.h: #include <map>.
10288 (class Kept_section): Change from struct to class. Add accessors
10289 and setters. Add section size to Comdat_group mapping. Change
10290 Comdat_group to std::map. Add is_comdat_ field. Add
10291 linkonce_size field in union.
10292 (class Layout): Update declaration of find_or_add_kept_section.
10293 Don't declare find_kept_object.
10294 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10295 parameter. Add object, shndx, is_comdat, and is_group_name
10296 parameters. Change all callers. Adjust for new Kept_section.
10297 (Layout::find_kept_object): Remove.
10298 * object.cc (Sized_relobj::include_section_group): Update use of
10299 Kept_section. Rename secnum to shndx. Only record
10300 Kept_comdat_section if sections are the same size.
10301 (Sized_relobj::include_linkonce_section): Update use of
10302 Kept_section. Only record Kept_comdat_section if sections are the
10303 same size. Set size of linkonce section.
10304 (Sized_relobj::map_to_kept_section): Update call to
10305 get_kept_comdat_section.
10306 * object.h (class Sized_relobj): Rename fields in
10307 Kept_comdat_section to drop trailing underscores; change object
10308 field to Relobj*. Change Kept_comdat_section_table to store
10309 struct rather than pointer.
10310 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10311 Add kept_object and kept_shndx parameters. Change all callers.
10312 (Sized_relobj::get_kept_comdat_section): Change return type to
10313 bool. Add kept_object and kept_shndx parameters. Change all
10315 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10316 Layout::find_or_add_kept_section.
10318 2009-07-09 Ian Lance Taylor <iant@google.com>
10320 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10321 Reserve space in the hash table.
10323 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10325 * fileread.cc (File_read::get_mtime): New method.
10326 * fileread.h (Timespec): New structure.
10327 (File_read::get_mtime): New method.
10328 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10329 Renamed from timestamp_nsec.
10330 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10332 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10334 (Incremental_inputs::report_archive): Save mtime; style fix.
10335 (Incremental_inputs::report_obejct): Save mtime; style fix.
10336 (Incremental_inputs::report_script): Save mtime; style fix.
10337 (Incremental_inputs::finalize_inputs): Style fix.
10338 (Incremental_inputs::finalize): Style fix.
10339 (Incremental_inputs::create_input_section_data): Store inputs
10341 * incremental.h (Incremental_inputs::report_script): Add mtime
10343 (Incremental_inputs::Input_info::Input_info): Intialize only one
10345 (Incremental_inputs::Input_info::archive): Move to nameless
10347 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10348 (Incremental_inputs::Input_info::script): Move to nameless union.
10349 (Incremental_inputs::mtime): New field.
10350 * script.cc (read_input_script): Pass file mtime to
10352 * script.h (Script_info::inputs): Style fix.
10354 2009-07-01 Ian Lance Taylor <ian@airs.com>
10356 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10359 2009-06-24 Ian Lance Taylor <iant@google.com>
10362 * layout.cc (Layout::choose_output_section): If we find an
10363 existing section, update the flags.
10364 (Layout::create_notes): New function, broken out of
10366 (Layout::finalize): Don't create note sections.
10367 (Layout::create_note): Don't crash if linker script discards
10369 (Layout::create_gold_note): Likewise.
10370 (Layout::create_build_id): Likewise. Don't set
10371 after_input_sections on the section.
10372 (Layout::create_executable_stack_info): Remove target parameter.
10374 * layout.h (class Layout): Declare create_notes. Update
10375 declaration of create_executable_stack_info.
10376 * gold.cc (queue_middle_tasks): Call create_notes.
10377 * output.cc (Output_section::update_flags_for_input_section): Move
10378 here from output.h. If SHF_ALLOC flag is newly set, mark address
10380 * output.h (Output_data::mark_address_invalid): New function.
10381 (class Output_section): Only declare, not define,
10382 update_flags_for_input_section. Remove set_flags.
10384 2009-06-24 Ian Lance Taylor <iant@google.com>
10386 * script-sections.cc (Output_section_definition::
10387 set_section_addresses): Rename shadowing local load_address to
10390 2009-06-24 Ian Lance Taylor <iant@google.com>
10393 * reloc.cc (relocate_sections): Skip empty relocation sections.
10395 2009-06-23 Ian Lance Taylor <iant@google.com>
10398 * layout.cc (Layout::create_note): Use choose_output_section
10399 rather than make_output_section.
10401 2009-06-23 Ian Lance Taylor <iant@google.com>
10404 * options.cc (General_options::parse_V): Set printed_version_.
10405 (General_options::General_options): Initialize printed_version_.
10406 * options.h (class General_options): Add printed_version_ field.
10407 * gold.cc (queue_initial_tasks): If there are no input files,
10408 don't give a fatal error if we printed the version information.
10409 (queue_middle_tasks): If using -r with a shared object, give a
10410 fatal error rather than an ordinary error.
10412 2009-06-23 Ian Lance Taylor <iant@google.com>
10415 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10416 (Layout::make_output_section): Set have_stabstr_section_ if we see
10417 a .stab*str section.
10418 (Layout::finalize): Call link_stabs_sections.
10419 (Layout::link_stabs_sections): New file.
10420 * layout.h (class Layout): Add have_stabstr_section_ field.
10421 Declare link_stabs_sections.
10423 2009-06-23 Doug Kwan <dougkwan@google.com>
10425 * Makefile.am (libgold_a_LIBADD): New.
10426 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10427 * Makefile.in: Regenerate.
10428 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10429 * configure: Regenerate.
10430 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10431 * fileread.cc: Include sys/state.h
10432 * gold.h: Declare memmem and strndup if found missing.
10433 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10435 2009-06-23 Ian Lance Taylor <iant@google.com>
10437 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10438 * configure: Rebuild.
10440 2009-06-23 Ian Lance Taylor <iant@google.com>
10443 * object.cc (Object::section_contents): Don't try to get a view if
10444 the section has length zero.
10445 (Object::handle_gnu_warning_section): If the section is empty, use
10446 the name of the section as the warning.
10448 2009-06-23 Ian Lance Taylor <iant@google.com>
10451 * stringpool.h (class Stringpool_template): Add optimize_ field.
10452 (Stringpool_template::set_optimize): New function.
10453 * stringpool.cc (Stringpool_template::Stringpool_template):
10454 Initialize optimize_ field.
10455 (Stringpool_template::set_string_offsets): Test local optimize
10456 fild rather than parameter.
10457 * layout.cc (Layout::Layout): Call set_optimize on the section
10460 2009-06-22 Ian Lance Taylor <iant@google.com>
10463 * yyscript.y: Parse TARGET.
10464 * script.cc (script_set_target): New function.
10465 * script-c.h (script_set_target): Declare.
10466 * options.cc (General_options::string_to_object_format): Rename
10467 from string_to_object_format in anonymous namespace. Change
10469 * options.h (class General_options): Declare
10470 string_to_object_format.
10472 2009-06-22 Ian Lance Taylor <iant@google.com>
10474 * script-sections.cc (Script_sections::create_segments): Don't put
10475 program headers in a PT_LOAD segment if -n or -N.
10477 2009-06-22 Ian Lance Taylor <iant@google.com>
10480 * options.h (class General_options): Add -z lazy and -z now. Sort
10481 -z options into alphabetical order.
10482 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10484 2009-06-21 Ian Lance Taylor <iant@google.com>
10486 * layout.cc (Layout::make_output_section): Call
10487 Target::new_output_section.
10488 (Layout::attach_allocated_section_to_segment): Put large section
10489 sections in a separate load segment with the large segment flag
10491 (Layout::segment_precedes): Sort large data segments after other
10493 (align_file_offset): New static function.
10494 (Layout::set_segment_offsets): Use align_file_offset.
10495 * output.h (class Output_section): Add is_small_section_ and
10496 is_large_section_ fields.
10497 (Output_section::is_small_section): New function.
10498 (Output_section::set_is_small_section): New function.
10499 (Output_section::is_large_section): New function.
10500 (Output_section::set_is_large_section): New function.
10501 (Output_section::is_large_data_section): New function.
10502 (class Output_segment): Add is_large_data_segment_ field.
10503 (Output_segment::is_large_data_segment): New function.
10504 (Output_segment::set_is_large_data_segment): New function.
10505 * output.cc (Output_section::Output_section): Initialize new
10507 (Output_segment::Output_segment): Likewise.
10508 (Output_segment::add_output_section): Add assertion that large
10509 data sections always go in large data segments. Force small data
10510 sections to the end of the list of data sections. Force small BSS
10511 sections to the start of the list of BSS sections. For large BSS
10512 sections to the end of the list of BSS sections.
10513 * symtab.h (class Symbol): Declare is_common_shndx.
10514 (Symbol::is_defined): Check Symbol::is_common_shndx.
10515 (Symbol::is_common): Likewise.
10516 (class Symbol_table): Define enum Commons_section_type. Update
10517 declarations. Add small_commons_ and large_commons_ fields.
10518 * symtab.cc (Symbol::is_common_shndx): New function.
10519 (Symbol_table::Symbol_table): Initialize new fields.
10520 (Symbol_table::add_from_object): Put small and large common
10521 symbols in the right list.
10522 (Symbol_table::sized_finalized_symbol): Check
10523 Symbol::is_common_shndx.
10524 (Symbol_table::sized_write_globals): Likewise.
10525 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10526 common symbol lists. Don't call do_allocate_commons_list if the
10528 (Symbol_table::do_allocate_commons_list): Remove is_tls
10529 parameter. Add comons_section_type parameter. Change all
10530 callers. Handle small and large common symbols.
10531 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10532 Symbol::is_common_shndx.
10533 * resolve.cc (symbol_to_bits): Likewise.
10534 * target.h (Target::small_common_shndx): New function.
10535 (Target::small_common_section_flags): New function.
10536 (Target::large_common_shndx): New function.
10537 (Target::large_common_section_flags): New function.
10538 (Target::new_output_section): New function.
10539 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10540 small_common_section_flags, and large_common_section_flags
10542 (Target::do_new_output_section): New virtual function.
10543 * arm.cc (Target_arm::arm_info): Initialize new fields.
10544 * i386.cc (Target_i386::i386_info): Likewise.
10545 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10547 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10548 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10549 (Target_x86_64::do_new_output_section): New function.
10550 * configure.ac: Define conditional MCMODEL_MEDIUM.
10551 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10552 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10553 (large_LDFLAGS): Define.
10554 * testsuite/large.c: New file.
10555 * testsuite/testfile.cc (Target_test::test_target_info):
10556 Initialize new fields.
10557 * configure, testsuite/Makefile.in: Rebuild.
10559 2009-06-05 Doug Kwan <dougkwan@google.com>
10561 * Makefile.am (CCFILES): Add target.cc.
10562 * Makefile.in: Regenerate.
10563 * i386.cc (class Target_i386): Define new virtual method to
10564 override do_is_local_label_name in parent.
10565 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10566 local symbols if --discard-locals or -X is given.
10567 * options.h (class General_options): Declare new options
10568 '--discard-locals' and '-X' for discarding locals.
10569 * target.h (class Target): Define new methods is_local_label_name.
10570 Declare new virtual method do_is_local_label_name.
10571 * target.cc: New file.
10572 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10573 (check_SCRIPTS): Add discard_locals_test.sh.
10574 (check_DATA): Add discard_local_tests.syms.
10575 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10576 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10577 * testsuite/Makefile.in: Regenerate.
10578 * testsuite/discard_locals_test.c: New file.
10579 * testsuite/discard_locals_test.sh: Same.
10581 2009-06-05 Doug Kwan <dougkwan@google.com>
10583 * object.cc (Sized_relobj::Sized_relobj): Initialize
10584 discarded_eh_frame_shndx_ to -1U.
10585 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10587 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10588 a discarded .eh_frame section.
10589 (Sized_relobj::do_finalize_local_symbols): Ditto.
10590 * object.h (class Sized_relobj): Declare new member
10591 discarded_eh_frame_shndx_.
10592 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10593 (local_labels_test.o, local_labels_test): New rules.
10594 * testsuite/Makefile.in: Regenerate.
10596 2009-06-04 Doug Kwan <dougkwan@google.com>
10598 * layout.cc (Layout::section_name_mapping): Add mapping for
10599 special ARM sections.
10601 2009-06-03 Doug Kwan <dougkwan@google.com>
10603 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10604 (utils::has_overflow): Same.
10606 2009-06-03 Ian Lance Taylor <iant@google.com>
10608 * layout.cc (Layout::section_name_mapping): New array, replacing
10609 Layout::linkonce_mapping.
10610 (Layout::section_name_mapping_count): New variable, replacing
10611 Layout::linkonce_mapping_count.
10612 (Layout::linkonce_output_name): Remove.
10613 (Layout::output_section_name): Rewrite.
10614 * layout.h (class Layout): Rename Linkonce_mapping to
10615 Section_name_mapping, linkonce_mapping to section_name_mapping,
10616 linkonce_mapping_count to section_name_mapping_count. Don't
10617 declare linkonce_output_name.
10619 2009-06-03 Doug Kwan <dougkwan@google.com>
10621 * gold/arm.cc (namespace utils): New.
10622 (Target_arm::reloc_is_non_pic): Define new method.
10623 (class Arm_relocate_functions): New.
10624 (Target_arm::Relocate::relocate): Handle relocation types used by
10627 2009-06-03 Ian Lance Taylor <iant@google.com>
10629 * arm.cc (Target_arm::scan::global): Use || instead of |.
10631 2009-06-02 Doug Kwan <dougkwan@google.com>
10633 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10634 issued_non_pic_error_.
10635 (class Target_arm::Scan): Declare new method check_non_pic.
10636 Define new method symbol_needs_plt_entry.
10637 Declare new data member issued_non_pic_error_.
10638 (class Target_arm::Relocate): Declare new method
10639 should_apply_static_reloc.
10640 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10641 (Target_arm::Scan::check_non_pic): Define new method.
10642 (Target_arm::Scan::local): Handle a small subset of reloc types used
10644 (Target_arm::Scan::local): Same.
10645 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10647 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10649 * incremental.cc (Incremental_inputs::report_command_line): Filter
10650 out --incremental-* options.
10652 2009-05-29 Doug Kwan <dougkwan@google.com>
10654 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10656 (class Target_arm): Update comment.
10657 (Target_arm::Target_arm): Initialize new data members GOT_,
10658 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10659 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10660 and Target_arm::rel_dyn_section.
10661 Declare new_enum Target_arm::Got_type.
10662 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10664 Update commments for member do_dynsym_value.
10665 (Target_arm::got_size, Target_arm::plt_section,
10666 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10667 new methods inside class defintion.
10668 (Target_arm::got_section): Define new method.
10669 (Target_arm::rel_dyn_section): Same.
10670 (Output_data_plt_arm): New template class.
10671 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10672 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10673 (Output_data_plt_arm::add_entry): Same.
10674 (Output_data_plt_arm::first_plt_entry): Define new
10675 static data member for PLT instruction template.
10676 (Output_data_plt_arm::plt_entry): Same.
10677 (Output_data_plt_arm::do_write): Define new method.
10678 (Target_arm::make_plt_entry): Same.
10679 (Target_arm::do_finalize_sections): Same.
10680 (Target_arm::do_dynsym_value): Same.
10682 2009-05-28 Doug Kwan <dougkwan@google.com>
10684 * Makefile.am (TARGETSOURCES): Add arm.cc.
10685 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10686 * Makefile.in: Regenerate.
10687 * arm.cc: New file.
10688 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10690 2009-05-26 Doug Kwan <dougkwan@google.com>
10692 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10693 (General_options::check_excluded_libs): Strip off directories in
10694 archive name before matching like GNU ld does.
10695 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10696 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10697 (exclude_libs_test_LDFLAGS): Add linker option
10698 -Wl,--exclude-libs,libexclude_libs_test_3
10699 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10700 an explicit archive without using -l.
10701 (alt/libexclude_libs_test_3.a): New make rule.
10702 * testsuite/Makefile.in: Regenerate.
10703 * testsuite/exclude_libs_test.c : Declare lib3_default().
10705 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10706 * exclude_libs_test_3.c: New file.
10708 2009-05-26 Nick Clifton <nickc@redhat.com>
10710 * po/id.po: New Indonesian translation.
10711 * po/gold.pot: Updated template file.
10713 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10715 * testsuite/Makefile.am: Add -ffunction-sections to compile
10716 gc_comdat_test files. Add -Wl,--gc-sections to build
10718 * testsuite/Makefile.in: Regenerate.
10719 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10721 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10723 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10724 kept comdat section was garbage collected.
10725 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10726 * testsuite/Makefile.in: Regenerate.
10727 * testsuite/gc_comdat_test.sh: New file.
10728 * testsuite/gc_comdat_test_1.cc: New file.
10729 * testsuite/gc_comdat_test_2.cc: New file.
10731 2009-05-19 Doug Kwan <dougkwan@google.com>
10733 * archive.cc (Archive::Archive): Move constructor from archive.h
10734 to here. Initialize no_export_.
10735 (Archive::get_elf_object_for_member): Set no_export flag of object.
10736 * archive.h (Archive::Archive): Move constructor body to
10738 (Archive::no_export): New method.
10739 (Archive::no_export_): New field.
10740 * object.h (Object::Object): Initialize no_export_ to false.
10741 (Object::no_export, Object::set_no_export): New methods.
10742 (Object::no_export_): New field.
10743 * options.cc (General_options::parse_exclude_libs): New method.
10744 (General_options::check_excluded_libs) Same.
10745 * options.h (exclude_libs): New option.
10746 (General_options::check_excluded_libs): New method declaration.
10747 (General_options::excluded_libs_): New field.
10748 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10749 default or protected visibility if an object has no-export flag set.
10750 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10751 (check_SCRIPTS): Add exclude_libs_test.sh.
10752 (check_DATA): Add exclude_libs_test.syms.
10753 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10754 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10755 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10756 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10757 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10758 libexclude_libs_test_2.a): New rules.
10759 * testsuite/Makefile.in: Regenerate.
10760 * testsuite/exclude_libs_test.c: New file.
10761 * testsuite/exclude_libs_test.sh: Ditto.
10762 * testsuite/exclude_libs_test_1.c: Ditto.
10763 * testsuite/exclude_libs_test_2.c: Ditto.
10765 2009-05-15 Ian Lance Taylor <iant@google.com>
10767 * configure.ac: Check for declarations for cases where libiberty.h
10768 checks HAVE_DECL_xxx.
10769 * configure, config.in: Rebuild.
10771 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10773 * gold.h (Incremental_argument_list): Remove (invalid) forward
10775 * incremental.cc (Incremental_inputs::report_achive): New method.
10776 (Incremental_inputs::report_object): New method.
10777 (Incremental_inputs::report_script): New method.
10778 (Incremental_inputs::finalize_inputs): New method.
10779 (Incremental_inputs::finalize): Call finalize_inputs().
10780 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10781 Create inputs entries.
10782 * incremental.h (Incremental_input_type): New enum.
10783 (Incremental_inputs::Incremental_input): Initialize new fields.
10784 (Incremental_inputs::report_inputs): New method.
10785 (Incremental_inputs::report_achive): New method.
10786 (Incremental_inputs::report_object): New method.
10787 (Incremental_inputs::report_script): New method.
10788 (Incremental_inputs::finalize_inputs): New method.
10789 (Incremental_inputs::Input_info): New struct.
10790 (Incremental_inputs::Input_info_map): New typedef.
10791 (Incremental_inputs::lock_): New field.
10792 (Incremental_inputs::Inputs_): New field.
10793 (Incremental_inputs::Inputs_map): New field.
10794 * main.cc (main): Call Incremental_input::report_inputs.
10795 * options.h (Input_argument_list): Typedef moved from
10797 (Input_file_group::Files): Remove, use ::Input_argument_list.
10798 (Input_file_group::Input_argument_list): Remove, use
10799 ::Input_argument_list.
10800 * plugin.cc (Plugin_manager::add_input_file): Add error in
10802 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10804 * script.cc (read_input_script): Call
10805 Incremental_input::report_script.
10806 * script.h (Script_info): New class.
10808 2009-04-27 Ian Lance Taylor <iant@google.com>
10810 * x86_64.cc (do_adjust_output_section): Set entsize to
10813 2009-04-23 Elliott Hughes <enh@google.com>
10815 * output.cc (Output_file::close): After short writes, continue
10816 writing from the correct offset in the buffer being written.
10818 2009-04-23 Chris Demetriou <cgd@google.com>
10820 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10821 * configure: Regenerate.
10822 * config.in: Regenerate.
10823 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10824 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10826 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10828 * incremental.cc (Incremental_inputs_header_data): Renamed from
10829 Incremental_input_header_data.
10830 (Incremental_inputs_header_data::data_size): New field.
10831 (Incremental_inputs_header_data::put_input_file_count): Renamed
10832 from input_file_count.
10833 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10834 from command_line_offset.
10835 (Incremental_inputs_header_data::put_reserved): Renamed from
10837 (Incremental_inputs_entry_data): Renamed from
10838 Incremental_input_entry_data.
10839 (Incremental_inputs_entry_data::data_size): New field.
10840 (Incremental_inputs::report_command_line): New method.
10841 (Incremental_inputs::finalize): New method.
10842 (Incremental_inputs::create_incremental_inputs_data): New method.
10843 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10844 * incremental.h: New file.
10845 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10846 (Layout::finalize): Create incremental inputs section in
10847 incremental builds.
10848 (Layout::create_incremental_info_sections): New method.
10849 * layout.h (Layout::incremental_inputs): New method.
10850 (Layout::create_incremental_info_sections): New method.
10851 (Layout::incremental_inputs_): New field.
10852 * main.cc (main): Notify Incremental_input of the command line.
10854 2009-04-01 Ian Lance Taylor <iant@google.com>
10855 Mikolaj Zalewski <mikolajz@google.com>
10857 * gold.h (reserve_unordered_map): Define, three versions, one for
10858 each version of Unordered_map.
10859 * layout.cc (Layout::Layout): Remove options parameter. Add
10860 number_of_input_files parameter. Don't initialize options_.
10861 Initialize number_of_input_files_ and resized_signatures_. Move
10862 sections_are_attached_.
10863 (Layout::layout_group): Reserve space for group_signatures_.
10864 (Layout::find_or_add_kept_section): Change name parameter to be a
10865 reference. Resize signatures_ map when it gets large enough.
10866 (Layout::layout_eh_frame): Use parameters->options() instead of
10868 (Layout::make_output_section): Likewise.
10869 (Layout::attach_allocated_section_to_segment): Likewise.
10870 (Layout::finalize, Layout::create_executable_stack): Likewise.
10871 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10872 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10873 * layout.h (class Layout): Update declarations. Remove options_
10874 field. Add number_of_input_files_ and resized_signatures_
10875 fields. Move sections_are_attached_ field.
10876 * main.cc (main): Pass number of input files to Layout
10877 constructor. Don't pass options.
10879 2009-03-30 Ian Lance Taylor <iant@google.com>
10881 * ffsll.c (ffsll): Correct implementation.
10883 2009-03-27 Ian Lance Taylor <iant@google.com>
10885 * ffsll.c: New file.
10886 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10887 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10888 * ftruncate.c (ftruncate): Declare before definition.
10889 * mremap.c (mremap): Likewise.
10890 * pread.c (pread): Likewise.
10891 * configure, Makefile.in, config.in: Rebuild.
10893 * mremap.c: New file.
10894 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10895 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10896 (mremap): Declare if HAVE_MREMAP is not defined.
10897 * configure, Makefile.in, config.in: Rebuild.
10899 2009-03-27 Cary Coutant <ccoutant@google.com>
10901 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10902 position independent.
10903 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10904 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10906 2009-03-24 Cary Coutant <ccoutant@google.com>
10908 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10910 (needs_dynamic_reloc): Likewise.
10912 2009-03-24 Ian Lance Taylor <iant@google.com>
10914 * yyscript.y (file_cmd): Recognize EXTERN.
10915 (extern_name_list, extern_name_list_body): New nonterminals.
10916 * script.cc (script_add_extern): Define.
10917 * script-c.h (script_add_extern): Declare.
10919 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10921 * object.cc (is_elf_object): Define.
10922 * object.h (is_elf_object): Declare.
10923 * archive.cc (Archive::get_elf_object_for_member): Call
10925 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10927 2009-03-24 Elliott Hughes <enh@google.com>
10929 * output.cc (Output_file::map_anonymous): Define.
10930 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10931 try an anonymous one. Report the size if the mmap fails.
10932 * output.h (class Output_file): Declare map_anonymous.
10934 2009-03-24 Ian Lance Taylor <iant@google.com>
10936 * target-select.cc (instantiate_target): Don't acquire the lock if
10937 the instantiated_target_ field has already been set.
10939 2009-03-23 Ian Lance Taylor <iant@google.com>
10941 * gold-threads.h (class Initialize_lock): Define.
10942 * gold-threads.cc (class Initialize_lock_once): Define.
10943 (initialize_lock_control): New static variable.
10944 (initialize_lock_pointer): New static variable.
10945 (initialize_lock_once): New static function.
10946 (Initialize_lock::Initialize_lock): Define.
10947 (Initialize_lock::initialize): Define.
10948 * target-select.h: Include "gold-threads.h".
10949 (class Target_selector): Add lock_ and initialize_lock_ fields.
10950 Don't define instantiate_target, just declare it.
10951 * target-select.cc (Target_selector::Target_selector): Initialize
10953 (Target_selector::instantiate_target): Define.
10954 * descriptors.h: Include "gold-threads.h".
10955 (class Descriptors): Add initialize_lock_ field.
10956 * descriptors.cc (Descriptors::Descriptors): Initialize new
10958 (Descriptors::open): Use initialize_lock_ field
10959 * errors.h (class Errors): Add initialize_lock_ field.
10960 * errors.cc (Errors::Errors): Initialize new field.
10961 (Errors::initialize_lock): Use initialize_lock_ field.
10962 * powerpc.cc (class Target_selector_powerpc): Remove
10963 instantiated_target_ field. In do_recognize call
10964 instantiate_target rather than do_instantiate_target. In
10965 do_instantiate_target just allocate a new target.
10966 * sparc.cc (class Target_selector_sparc): Likewise.
10968 * freebsd.h: New file.
10969 * i386.cc: Include "freebsd.h".
10970 (Target_i386): Derive from Target_freebsd rather than
10972 (Target_selector_i386): Derive from Target_selector_freebsd rather
10973 than Target_selector.
10974 * x86_64.cc: Include "freebsd.h".
10975 (Target_x86_64): Derive from Target_freebsd rather than
10977 (Target_selector_x86_64): Derive from Target_selector_freebsd
10978 rather than Target_selector.
10979 * target.h (class Target): Add adjust_elf_header and
10980 do_adjust_elf_header.
10981 * output.cc (Output_file_header:: do_sized_write): Call target
10982 adjust_elf_header routine.
10983 * configure.tgt: Set targ_osabi.
10984 * configure.ac: Define GOLD_DEFAULT_OSABI.
10985 * parameters.cc (Parameters::default_target): Pass
10986 GOLD_DEFAULT_OSABI to select_target.
10987 * target-select.h (class Target_selector): Make instantiate_target
10988 protected rather than private.
10989 * Makefile.am (HFILES): Add freebsd.h.
10990 * configure, Makefile.in, config.in: Rebuild.
10992 * merge.cc (do_add_input_section): Correct pend value. Change
10993 message about last entry not being null terminated from error to
10996 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10998 * incremental.cc: New file.
10999 * Makefile.am (CCFILES): Add incremental.cc.
11000 * Makefile.in: Rebuild.
11002 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
11004 * layout.cc (Layout::output_section_name): Preserve names
11005 of '.note.' sections.
11007 2009-03-19 Ian Lance Taylor <iant@google.com>
11009 * descriptors.cc (Descriptors::open): Check that the options are
11010 valid before using them.
11012 2009-03-18 Ian Lance Taylor <iant@google.com>
11014 * script-sections.h: Include <list>.
11015 (class Script_sections): Change Sections_elements from std::vector
11016 to std::list. Typedef public Elements_iterator. Add
11017 orphan_section_placement_, data_segment_align_start_, and
11018 saw_data_segment_align_ fields. Remove data_segment_align_index_
11020 * script-sections.cc (class Orphan_section_placement): New class.
11021 (class Sections_element): Add virtual functions is_relro and
11022 orphan_section_init. Remove virtual function place_orphan_here.
11023 (class Output_section_definition): Add is_relro and
11024 orphan_section_init. Remove place_orphan_here.
11025 (class Orphan_output_section): Likewise.
11026 (Script_sections::Script_sections): Update for field changes.
11027 (Script_sections::data_segment_align): Set saw_data_segment_align_
11028 and data_segment_align_start_, not data_segment_align_index.
11029 (Script_sections::data_segment_relro_end): Check
11030 saw_data_segment_align_. Use data_segment_align_start_ rather
11031 than data_segment_align_index_.
11032 (Script_sections::place_orphan): Rewrite to use
11033 Orphan_section_placement.
11035 2009-03-17 Ian Lance Taylor <iant@google.com>
11037 * archive.cc (Archive::add_symbols): Check for a version attached
11038 to the symbol name in the archive map.
11039 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
11040 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
11041 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
11042 (ver_test_11.a): New target.
11043 * testsuite/Makefile.in: Rebuild.
11045 * configure.ac: Check for chsize and posix_fallocate. Replace
11047 * ftruncate.c: New file, from gnulib.
11048 * output.cc (posix_fallocate): Define dummy version if not
11049 HAVE_POSIX_FALLOCATE.
11050 (Output_file::map): Call posix_fallocate rather than lseek and
11052 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
11053 * configure, Makefile.in, config.in: Rebuild.
11055 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
11057 * layout.h (Layout::create_note): Add section_name parameter.
11058 * layout.cc (Layout::create_note): Likewise.
11059 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
11061 2009-03-17 Ian Lance Taylor <iant@google.com>
11063 * descriptors.cc: Include "options.h".
11064 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11065 (Descriptors::open): Always use O_CLOEXEC when opening a new
11066 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11067 then set FD_CLOEXEC.
11069 * sparc.cc (class Target_sparc): Add has_got_section.
11070 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11071 make sure we have a GOT section.
11073 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11074 (Target_sparc::Scan::local): Likewise.
11075 (Target_sparc::Scan::global): Likewise.
11076 (Target_sparc::Relocate::relocate): Likewise.
11077 (Target_sparc::Relocate::relocate_tls): Likewise.
11079 * symtab.cc (Symbol_table::define_default_version): New function,
11080 broken out of add_from_object.
11081 (Symbol_table::add_from_object): Call define_default_version.
11082 (Symbol_table::define_special_symbol): Add resolve_oldsym
11083 parameter. Change all callers. If the version for a symbol comes
11084 from a version script, resolve it with the symbol with the same
11085 name with no version. Also add the symbol without a version if
11087 (do_define_in_output_data): If resolving with oldsym, don't delete
11089 (do_define_in_output_segment): Likewise.
11090 (do_define_as_constant): Likewise.
11091 * symtab.h (class Symbol_table): Update declarations.
11093 2009-03-13 Ian Lance Taylor <iant@google.com>
11095 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11096 (Read_symbols::requeue): New function.
11097 (Read_symbols::do_read_symbols): If make_elf_object fails because
11098 the target type is not configured, and the file was searched for,
11099 issue a warning and retry with the next directory.
11100 (Add_symbols::run): If the file has an incompatible format, and
11101 it was searched for, requeue the Read_symbols task. On error,
11102 release the object.
11103 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11104 dirindex parameter to constructor. Change all callers. Declare
11105 incompatible_warning and requeue.
11106 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11107 input_argument_ and input_group_ fields. Add them to
11108 constructor. Change all callers.
11109 (class Read_script): Add dirindex_ field. Add it to constructor.
11110 Change all callers.
11111 * archive.cc (Archive::setup): Remove input_objects parameter.
11112 Change all callers.
11113 (Archive::get_file_and_offset): Likewise.
11114 (Archive::read_all_symbols): Likewise.
11115 (Archive::read_symbols): Likewise.
11116 (Archive::get_elf_object_for_member): Remove input_objects
11117 parameter. Add punconfigured parameter. Change all callers.
11118 (Archive::add_symbols): Change return type to bool. Check return
11119 value of include_member.
11120 (Archive::include_all_members): Likewise.
11121 (Archive::include_member): Change return type to bool. Return
11122 false if first included object has incompatible target. Set
11123 included_member_ field.
11124 (Add_archive_symbols::run): If add_symbols returns false, requeue
11126 * archive.h (class Archive): Add included_member_ field.
11127 Initialize it in constructor. Add input_file and searched_for
11128 methods. Update declarations.
11129 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11130 input_argument_ fields. Add them to constructor. Change all
11132 * script.cc: Include "target-select.h".
11133 (class Parser_closure): Add skip_on_incompatible_target_ and
11134 found_incompatible_target_ fields. Add
11135 skip_on_incompatible_target parameter to constructor. Change all
11136 callers. Add methods skip_on_incompatible_target,
11137 clear_skip_on_incompatible_target, found_incompatible_target, and
11138 set_found_incompatible_target.
11139 (read_input_script): Add dirindex parameter. Change all callers.
11140 If parser finds an incompatible target, requeue Read_symbols
11142 (script_set_symbol): Clear skip_on_incompatible_target in
11144 (script_add_assertion, script_parse_option): Likewise.
11145 (script_start_sections, script_add_phdr): Likewise.
11146 (script_check_output_format): New function.
11147 * script.h (read_input_script): Update declaration.
11148 * script-c.h (script_check_output_format): Declare.
11149 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11150 (ignore_cmd): Remove OUTPUT_FORMAT.
11151 * fileread.cc (Input_file::Input_file): Add explicit this.
11152 (Input_file::will_search_for): New function.
11153 (Input_file::open): Add pindex parameter. Change all callers.
11154 * fileread.h (class Input_file): Add input_file_argument method.
11155 Declare will_search_for. Update declarations.
11156 * object.cc (make_elf_object): Add punconfigured parameter.
11157 Change all callers.
11158 * object.h (class Object): Make input_file public. Add
11159 searched_for method.
11160 (make_elf_object): Update declaration.
11161 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11163 * dirsearch.h (class Dirsearch): Update declaration.
11164 * options.h (class General_options): Add --warn-search-mismatch.
11165 * parameters.cc (Parameters::is_compatible_target): New function.
11166 * parameters.h (class Parameters): Declare is_compatible_target.
11167 * workqueue.cc (Workqueue::add_blocker): New function.
11168 * workqueue.h (class Workqueue): Declare add_blocker.
11170 * fileread.cc (Input_file::open): Remove options parameter.
11171 Change all callers.
11172 (Input_file::open_binary): Likewise.
11173 * script.cc (read_input_script): Likewise.
11174 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11175 options parameter from constructor. Change all callers.
11176 (class Read_script): Likewise.
11177 * fileread.h (class Input_file): Update declarations.
11178 * script.h (read_input_script): Update declaration.
11180 2009-03-10 Nick Clifton <nickc@redhat.com>
11182 * po/es.po: New Spanish translation.
11184 2009-03-06 Cary Coutant <ccoutant@google.com>
11186 * options.cc (parse_short_option): Keep dash_z from registering itself.
11188 2009-03-03 Ian Lance Taylor <iant@google.com>
11191 * target-reloc.h (relocate_section): Pass output_section to
11193 * i386.cc (Target_i386::should_apply_static_reloc): Add
11194 output_section parameter. Change all callers.
11195 (Target_i386::Relocate::relocate): Add output_section parameter.
11196 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11197 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11198 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11199 * testsuite/two_file_shared.sh: New script.
11200 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11201 (check_DATA): Add two_file_shared.dbg.
11202 (two_file_shared.dbg): New target.
11203 * testsuite/Makefile.in: Rebuild.
11205 2009-03-01 Ian Lance Taylor <iant@google.com>
11207 * configure.ac: Check for byteswap.h.
11208 * configure: Rebuild.
11209 * config.in: Rebuild.
11211 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11213 * layout.cc (Layout::find_or_add_kept_section): New function.
11214 (Layout::add_comdat): Removed.
11215 * layout.h (struct Kept_section): Move out of class Layout.
11216 Remove trailing underscores from field names. Add group_sections
11217 field. Rename group_ field to is_group. Change all uses.
11218 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11219 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11220 comdat_groups_ field.
11221 (Sized_relobj::include_section_group): Use
11222 find_or_add_kept_section and Kept_section::group_sections.
11223 (Sized_relobj::include_linkonce_section): Likewise.
11224 * object.cc (class Sized_relobj): Don't define Comdat_group or
11225 Comdat_group_table. Remove find_comdat_group and
11226 add_comdat_group. Remove comdat_groups_ field.
11227 * plugin.cc (include_comdat_group): Use
11228 Layout::find_or_add_kept_section.
11230 2009-02-28 Ian Lance Taylor <iant@google.com>
11232 * README: --gc-sections and map files are now supported. Document
11233 some build requirements.
11236 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11237 relocatable link set the value of the section symbol to zero.
11238 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11239 relocatable link don't include the section address in the local
11242 2009-02-27 Ian Lance Taylor <iant@google.com>
11245 * options.h (class Search_directory): Add is_system_directory.
11246 (class General_options): Declare is_in_system_directory.
11247 * options.cc (get_relative_sysroot): Make static.
11248 (get_default_sysroot): Make static.
11249 (General_optoins::is_in_system_directory): New function.
11250 * fileread.cc (Input_file::is_in_system_directory): New function.
11251 * fileread.h (class Input_file): Declare is_in_system_directory.
11252 * object.h (class Object): Add is_in_system_directory.
11253 (class Input_objects): Remove system_library_directory_ field.
11254 * object.cc (Input_objects::add_object): Don't set
11255 system_library_directory_.
11256 (input_objects::found_in_system_library_directory): Remove.
11257 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11258 parameter. Change all callers.
11259 (Symbol_table::sized_write_globals): Likewise.
11260 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11261 Call Object::is_in_system_directory.
11262 * symtab.h (class Symbol_table): Update declarations.
11265 * descriptors.h (Open_descriptor): Add is_on_stack field.
11266 * descriptors.cc (Descriptors::open): If the descriptor is on the
11267 top of the stack, remove it. Initialize is_on_stack field.
11268 (Descriptors::release): Only add pod to stack if it is not on the
11270 (Descriptors::close_some_descriptor): Clear stack_next and
11271 is_on_stack fields.
11274 * output.cc (Output_section::find_starting_output_address): Rename
11275 from starting_output_address; add PADDR parameter; change return
11277 * output.h (class Output_section): Declare
11278 find_starting_output_address instead of starting_output_address.
11279 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11280 section symbol for which we can't find a merge section.
11283 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11284 hidden or internal, force the symbol to be local.
11285 * resolve.cc (Symbol::override_visibility): Define.
11286 (Symbol::override_base): Use override_visibility.
11287 (Symbol_table::resolve): Likewise.
11288 (Symbol::override_base_with_special): Likewise.
11289 (Symbol_table::override_with_special): If the visibility is hidden
11290 or internal, force the symbol to be local.
11291 * symtab.h (class Symbol): Add set_visibility and
11292 override_visibility.
11293 * testsuite/ver_test_1.sh: New file.
11294 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11295 (check_DATA): Add ver_test_1.syms.
11296 (ver_test_1.syms): New target.
11297 * testsuite/Makefile.in: Rebuild.
11299 2009-02-25 Cary Coutant <ccoutant@google.com>
11301 * layout.cc (Layout::choose_output_section): Don't rename sections
11302 when using a linker script that has a SECTIONS clause.
11303 * Makefile.in: Regenerate.
11305 * testsuite/Makefile.am (script_test_5.sh): New test case.
11306 * testsuite/Makefile.in: Regenerate.
11307 * testsuite/script_test_5.cc: New file.
11308 * testsuite/script_test_5.sh: New file.
11309 * testsuite/script_test_5.t: New file.
11311 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11313 * archive.cc (Archive::include_member): Update calls to add_symbols.
11314 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11315 the Layout argument.
11316 * dynobj.h (do_add_symbols): Add the Layout argument.
11317 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11319 * object.h (Object::add_symbols): Add the Layout argument.
11320 (Object::do_add_symbols): Add the Layout argument.
11321 (Sized_relobj::do_add_symbols): Add the Layout argument.
11322 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11323 Unify the two versions.
11324 (Add_plugin_symbols): Remove.
11325 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11326 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11327 (Add_plugin_symbols): Remove.
11328 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11329 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11330 (Add_symbols::run): Make it work with Pulginobj.
11332 2009-02-06 Ian Lance Taylor <iant@google.com>
11334 * object.cc (Sized_relobj::do_layout): Make info message start
11335 with lower case letter.
11337 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11339 * binary.cc: Fix file comment.
11341 * options.h (enum Incremental_disposition): Define.
11342 (class General_options): Add new options: --incremental,
11343 --incremental_changed, --incremental_unchanged,
11344 --incremental_unknown. Add incremental_disposition_ and
11345 implicit_incremental_ fields.
11346 (General_options::incremental_disposition): New function.
11347 (class Position_dependent_options): Add incremental_disposition
11349 (Position_dependent_options::copy_from_options): Set incremental
11351 * options.cc (General_options::parse_incremental_changed): New
11353 (General_options::parse_incremental_unchanged): New function.
11354 (General_options::parse_incremental_unknown): New function.
11355 (General_options::General_options): Initialize new fields
11356 incremental_disposition_ and implicit_incremental_.
11357 (General_options::finalize): Check for uasge of --incremental-*
11358 without --incremental.
11360 2009-02-06 Chris Demetriou <cgd@google.com>
11362 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11363 pointer and to report location as the file name associated with
11365 (gold_undefined_symbol_at_location): New function to replace the
11366 old gold_undefined_symbol functionality.
11367 * target-reloc.h (relocate_section): Update to use
11368 gold_undefined_symbol_at_location.
11369 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11370 Call gold_undefined_symbol function rather than gold_error.
11371 * errors.h (Errors::undefined_symbol): Take location as a
11372 string, rather than calculating it from a relocation.
11373 * errors.cc (Errors::fatal): Print "fatal error:" before the
11375 (Errors::error, Errors::error_at_location): Print "error: "
11376 before the formatted message.
11377 (Errors::undefined_symbol): Take location as a string, rather
11378 than calculating it from a relocation.
11379 (gold_undefined_symbol_at_location): New function akin to
11380 old gold_undefined_symbol, calculates location from relocation.
11381 (gold_undefined_symbol): Change to take only a Symbol pointer
11382 and to report location as the file name associated with the symbol.
11383 * testsuite/debug_msg.sh: Update for changed error messages.
11384 * testsuite/undef_symbol.sh: Likewise.
11386 2009-02-04 Duncan Sands <baldrick@free.fr>
11389 * reduced_debug_output.h
11390 (Output_reduced_debug_abbrev_section::failed): Use format for
11392 (Output_reduced_debug_info_section::faild): Likewise.
11394 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11396 * script.cc (Lazy_demangler): New class.
11397 (Version_script_info::get_symbol_version_helper): Demangle a
11400 2009-01-29 Cary Coutant <ccoutant@google.com>
11402 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11404 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11406 2009-01-28 Ian Lance Taylor <iant@google.com>
11408 * version.cc (version_string): Bump to 1.9.
11410 * gold.h: Include <cstring> and <stdint.h>.
11411 * version.cc: Include <cstdio>.
11412 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11414 * reduced_debug_output.cc (insert_into_vector): Rename from
11415 Insert_into_vector; change all callers. Use Swap_unaligned to
11416 avoid aliasing issue; remove union since it is unnecessary.
11418 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11420 * Makefile.am (CCFILES): Add gc.cc.
11421 (HFILES): Add gc.h.
11422 * Makefile.in: Regenerate.
11423 * gold.cc (Gc_runner): New class.
11424 (queue_initial_tasks): Call garbage collection related tasks
11425 when corresponding options are invoked.
11426 (queue_middle_gc_tasks): New function.
11427 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11428 processed early before laying out sections during garbage collection.
11429 * gold.h (queue_middle_gc_tasks): New function.
11430 (is_prefix_of): Move from "layout.cc".
11431 * i386.cc (Target_i386::gc_process_relocs): New function.
11432 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11433 * main.cc (main): Create object of class "Garbage_collection".
11434 * object.cc (Relobj::copy_symbols_data): New function.
11435 (Relobj::is_section_name_included): New function.
11436 (Sized_relobj::do_layout): Allow this function to be called twice
11437 during garbage collection and defer layout of section during the
11439 * object.h (Relobj::get_symbols_data): New function.
11440 (Relobj::is_section_name_included): New function.
11441 (Relobj::copy_symbols_data): New function.
11442 (Relobj::set_symbols_data): New function.
11443 (Relobj::get_relocs_data): New function.
11444 (Relobj::set_relocs_data): New function.
11445 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11446 (Relobj::gc_process_relocs): New function.
11447 (Relobj::do_gc_process_relocs): New pure virtual function.
11448 (Relobj::sd_): New data member.
11449 (Sized_relobj::is_output_section_offset_invalid): New function.
11450 (Sized_relobj::do_gc_process_relocs): New function.
11451 * options.h (General_options::gc_sections): Modify to not be a no-op.
11452 (General_options::print_gc_sections): New option.
11453 * plugin.cc (Plugin_finish::run): Remove function call to
11454 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11455 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11456 * reloc.cc (Read_relocs::run): Add task to process relocs and
11457 determine unreferenced sections when doing garbage collection.
11458 (Gc_process_relocs): New class.
11459 (Sized_relobj::do_gc_process_relocs): New function.
11460 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11461 sections that are garbage collected.
11462 * reloc.h (Gc_process_relocs): New class.
11463 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11464 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11465 symbols whose corresponding sections are garbage collected.
11466 (Symbol_table::Symbol_table): Add new parameter for the garbage
11468 (Symbol_table::gc_mark_undef_symbols): New function.
11469 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11470 (Symbol_table::gc_mark_dyn_syms): New function.
11471 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11473 (Symbol_table::add_from_object): Likewise.
11474 (Symbol_table::add_from_relobj): When building shared objects, do not
11475 treat externally visible symbols as garbage.
11476 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11477 table information for static and relocatable links.
11478 * symtab.h (Symbol_table::set_gc): New function.
11479 (Symbol_table::gc): New function.
11480 (Symbol_table::gc_mark_undef_symbols): New function.
11481 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11482 (Symbol_table::gc_mark_dyn_syms): New function.
11483 (Symbol_table::gc_): New data member.
11484 * target.h (Sized_target::gc_process_relocs): New pure virtual
11486 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11487 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11489 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11491 * options.h (General_options::gc_sections): Define as a no-op for now.
11492 (General_options::no_keep_memory): Ditto.
11493 (General_options::Bshareable): Define.
11494 * options.cc (General_options::finalize): Honor -Bshareable.
11496 2009-01-20 Andreas Schwab <schwab@suse.de>
11498 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11499 read the value in the contents, since we don't use it. Use the
11500 template endianness when writing.
11501 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11503 2009-01-19 Andreas Schwab <schwab@suse.de>
11505 * configure.tgt (powerpc64-*): Fix targ_obj.
11507 2009-01-15 Ian Lance Taylor <iant@google.com>
11509 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11510 local symbols when stripping all symbols.
11512 2009-01-14 Cary Coutant <ccoutant@google.com>
11514 * output.cc (Output_reloc): Add explicit instantiations.
11516 2009-01-14 Cary Coutant <ccoutant@google.com>
11518 * archive.cc (Archive::get_elf_object_for_member): Remove call
11519 to File_read::claim_for_plugin.
11520 * descriptors.cc (Descriptors::open): Remove reference to
11522 (Descriptors::claim_for_plugin): Remove.
11523 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11524 (Descriptors::is_claimed): Remove.
11525 (claim_descriptor_for_plugin): Remove.
11526 * fileread.cc (File_read::claim_for_plugin): Remove.
11527 * fileread.h (File_read::claim_for_plugin): Remove.
11528 (File_read::descriptor): Reopen descriptor if necessary.
11529 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11530 (Plugin_manager::all_symbols_read): Add task parameter. Change
11532 (Plugin_manager::get_input_file): New function.
11533 (Plugin_manager::release_input_file): New function.
11534 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11535 corresponding data member.
11536 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11537 and pass to base constructor. Change all callers.
11538 (get_input_file, release_input_file): New functions.
11539 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11540 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11541 (Plugin_manager::all_symbols_read): Add task parameter.
11542 (Plugin_manager::get_input_file): New function.
11543 (Plugin_manager::release_input_file): New function.
11544 (Plugin_manager::task_): New data member.
11545 (Pluginobj::Pluginobj): Add filesize parameter.
11546 (Pluginobj::filename): New function.
11547 (Pluginobj::descriptor): New function.
11548 (Pluginobj::filesize): New function.
11549 (Pluginobj::filesize_): New data member.
11550 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11551 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11552 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11554 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11555 with archive libraries.
11556 * testsuite/Makefile.in: Regenerate.
11557 * testsuite/plugin_test.c (struct sym_info): New type.
11558 (get_input_file, release_input_file): New static variables.
11559 (onload): Capture new transfer vector entries.
11560 (claim_file_hook): Stop reading at end of file according to filesize.
11561 Factor out parsing of readelf output into separate function.
11562 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11563 APIs and get the source file name from the symbol table. Convert
11564 source file name to corresponding object file name. Print info
11565 message when adding new input files.
11566 (parse_readelf_line): New function.
11567 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11568 * testsuite/plugin_test_2.sh: Likewise.
11569 * testsuite/plugin_test_3.sh: Likewise.
11570 * testsuite/plugin_test_4.sh: New test case.
11572 2009-01-07 Ian Lance Taylor <iant@google.com>
11574 * version.cc (version_string): Bump to 1.8.
11576 2008-12-23 Cary Coutant <ccoutant@google.com>
11578 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11579 * plugin.cc (Plugin_manager::finish): Rename as
11580 layout_deferred_objects. Move cleanup to separate function.
11581 (Plugin_manager::cleanup): New function.
11582 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11584 * plugin.h (Plugin_manager::finish): Rename as
11585 layout_deferred_objects.
11586 (Plugin_manager::cleanup): New function.
11587 (Plugin_manager::cleanup_done): New field.
11589 2008-12-23 Cary Coutant <ccoutant@google.com>
11591 * plugin.cc (is_visible_from_outside): New function.
11592 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11593 so we don't return "IR only" status for exported symbols or -r links.
11595 * testsuite/Makefile.am (plugin_test_3): New test case.
11596 * testsuite/Makefile.in: Regenerate.
11597 * testsuite/plugin_test_3.sh: New file.
11599 2008-12-22 Cary Coutant <ccoutant@google.com>
11601 * object.cc (Sized_relobj::layout_section): New function.
11602 (Sized_relobj::do_layout): Defer layout of input sections until after
11603 plugin has provided replacement files.
11604 (Sized_relobj::do_layout_deferred_sections): New function.
11605 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11606 (Relobj::layout_deferred_sections): New function.
11607 (Relobj::do_layout_deferred_sections): New function.
11608 (Sized_relobj::do_layout_deferred_sections): New function.
11609 (Sized_relobj::layout_section): New function.
11610 (Sized_relobj::Deferred_layout): New structure.
11611 (Sized_relobj::deferred_layout_): New field.
11612 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11613 Change all callers. Layout deferred sections.
11614 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11616 (Plugin_hook::run): Move code from do_plugin_hook inline.
11617 (Plugin_hook::do_plugin_hook): Remove.
11618 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11619 (Plugin_manager::finish): Renamed, was cleanup.
11620 (Plugin_manager::should_defer_layout): New function.
11621 (Plugin_manager::add_deferred_layout_object): New function.
11622 (Plugin_manager::Deferred_layout_list): New type.
11623 (Plugin_manager::deferred_layout_objects_): New field.
11624 (Plugin_hook::do_plugin_hook): Remove.
11626 2008-12-17 Ian Lance Taylor <iant@google.com>
11628 * options.h (class General_options): Add --no case for
11631 2008-12-16 Cary Coutant <ccoutant@google.com>
11633 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11635 (Plugin_manager::claim_file): Create plugin object even if
11636 plugin did not call the add_symbols callback.
11637 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11638 asking for more symbols than were added.
11639 * testsuite/Makefile.am (plugin_test_1): Add test case with
11641 (empty.syms): New target.
11642 * testsuite/Makefile.in: Regenerate.
11643 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11644 message. Don't call add_symbols if no globals.
11645 (all_symbols_read_hook): Don't provide replacement for empty
11648 2008-12-12 Ian Lance Taylor <iant@google.com>
11650 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11651 r_type == 0 for a local symbol with r_sym == 0.
11652 (scan_relocatable_relocs): Pass r_sym to
11653 local_non_section_strategy.
11654 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11657 * configure.ac: Update test for TLS descriptors: they are
11658 supported as of glibc 2.9.
11659 * configure: Rebuild.
11661 2008-12-11 Ian Lance Taylor <iant@google.com>
11664 * target-reloc.h (Default_scan_relocatable_relocs): For each
11665 function, map r_type == 0 to RELOC_DISCARD.
11667 2008-12-10 Cary Coutant <ccoutant@google.com>
11669 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11670 object to override a kept COMDAT group from a plugin object.
11672 2008-12-09 Ian Lance Taylor <iant@google.com>
11675 * yyscript.y (file_cmd): Handle INPUT.
11677 * testsuite/initpri1.c: Change all declarations to be full
11678 prototypes by adding void, to avoid compiler warnings.
11680 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11682 * options.cc (General_options::parse_plugin_opt): New.
11683 (General_options::add_plugin): The argument now is just the filename.
11684 (General_options::add_plugin_option): New.
11685 * options.h (plugin_opt): New.
11686 (add_plugin): Change argument name.
11687 (add_plugin_option): New.
11688 * plugin.cc (Plugin::load): Don't parse the plugin option.
11689 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11690 (Plugin::add_option): New.
11691 (Plugin::args_): Change type.
11692 (Plugin::filename_): New.
11693 (Plugin_manager::add_plugin_option): New.
11694 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11695 * testsuite/Makefile.in: Regenerate.
11697 2008-12-05 Cary Coutant <ccoutant@google.com>
11699 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11700 Handle --strip-lto-sections option.
11701 * options.h (strip_lto_sections): New option.
11703 2008-12-01 Cary Coutant <ccoutant@google.com>
11705 * plugin.cc (ld_plugin_message): Change format parameter to const.
11706 Fix mismatch between new[] and delete.
11708 2008-11-14 Cary Coutant <ccoutant@google.com>
11710 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11713 2008-11-05 Craig Silverstein <csilvers@google.com>
11715 * options.cc (General_options::parse_dynamic_list): New function.
11716 * options.h (General_options): New flags dynamic_list,
11717 dynamic_list_data, dynamic_list_cpp_new, and
11718 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11719 (General_options::in_dynamic_list): New function.
11720 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11721 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11722 (Lex::can_continue_name): Likewise.
11724 (read_script_file): New parameter script_options.
11725 (read_dynamic_list): New function.
11726 (Script_options::define_dynamic_list): New function.
11727 (dynamic_list_keyword_parsecodes): New variable.
11728 (dynamic_list_keywords): New variable.
11729 * script.h (Script_options::define_dynamic_list): New function
11731 (read_dynamic_list): New function prototype.
11732 * symtab.cc (strprefix): New macro.
11733 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11734 dynamic_list_data, dynamic_list_cpp_new, and
11735 dynamic_list_cpp_typeinfo.
11736 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11737 (dynamic_list_expr): New rule.
11738 (dynamic_list_nodes): Likewise.
11739 (dynamic_list_node): Likewise.
11740 * testsuite/Makefile.am (dynamic_list): New test.
11741 * testsuite/Makefile.in: Regenerated.
11742 * testsuite/dynamic_list.t: New file.
11743 * testsuite/dynamic_list.sh: New file.
11745 2008-11-05 Craig Silverstein <csilvers@google.com>
11747 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11748 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11749 (t11_last): Likewise.
11750 * testsuite/ver_test_6.c (main): Likewise.
11752 2008-10-07 Cary Coutant <ccoutant@google.com>
11754 * options.c (General_options::finalize): Add check for -static and
11756 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11759 2008-10-02 Cary Coutant <ccoutant@google.com>
11761 * plugin.cc (make_sized_plugin_object): Fix conditional
11762 compilation to work when not all targets are enabled.
11764 2008-09-29 Cary Coutant <ccoutant@google.com>
11766 * archive.cc (Archive::get_file_and_offset): Use filename instead
11767 of name to get library path.
11768 (Archive::include_member): Unlock external member of a thin archive.
11770 * testsuite/Makefile.am (TEST_AR): New variable.
11771 (thin_archive_test_1): New test.
11772 (thin_archive_test_2): New test.
11773 * testsuite/Makefile.in: Regenerate.
11774 * testsuite/thin_archive_main.cc: New file.
11775 * testsuite/thin_archive_test_1.cc: New file.
11776 * testsuite/thin_archive_test_2.cc: New file.
11777 * testsuite/thin_archive_test_3.cc: New file.
11778 * testsuite/thin_archive_test_4.cc: New file.
11780 2008-09-29 Cary Coutant <ccoutant@google.com>
11782 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11783 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11785 (Sized_relobj::do_finalize_local_symbols): Likewise.
11786 (Sized_relobj::map_to_kept_section): Likewise.
11787 * object.h (Sized_relobj::invalid_address): New constant.
11788 (Sized_relobj::do_output_section_offset): Check for invalid_address
11790 * output.cc (Output_reloc::local_section_offset): Use constant
11791 invalid_address instead of -1U.
11792 (Output_reloc::get_address): Likewise.
11793 (Output_section::output_address): Change -1U to -1ULL.
11794 * output.h (Output_reloc::invalid_address): New constant.
11795 * reloc.cc (Sized_relobj::write_sections): Use constant
11796 invalid_address instead of -1U.
11797 (Sized_relobj::relocate_sections): Likewise.
11798 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11799 values for merge sections.
11800 * target-reloc.h (relocate_for_relocatable): Use constant
11801 invalid_address instead of -1U.
11803 2008-09-19 Cary Coutant <ccoutant@google.com>
11805 Add plugin functionality for link-time optimization (LTO).
11806 * configure.ac (plugins): Add --enable-plugins option.
11807 * configure: Regenerate.
11808 * config.in: Regenerate.
11809 * Makefile.am (LIBDL): New variable.
11810 (CCFILES): Add plugin.cc.
11811 (HFILES): Add plugin.h.
11812 (ldadd_var): Add LIBDL.
11813 * Makefile.in: Regenerate.
11815 * archive.cc: Include "plugin.h".
11816 (Archive::setup): Don't preread archive symbols when using a plugin.
11817 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11818 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11820 (Archive::include_member): Add symbols from plugin objects.
11821 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11822 * descriptors.cc (Descriptors::open): Check for file descriptors
11823 abandoned by plugins.
11824 (Descriptors::claim_for_plugin): New function.
11825 * descriptors.h (Descriptors::claim_for_plugin): New function.
11826 (Open_descriptor::is_claimed): New field.
11827 (claim_descriptor_for_plugin): New function.
11828 * fileread.cc (File_read::claim_for_plugin): New function.
11829 * fileread.h (File_read::claim_for_plugin): New function.
11830 (File_read::descriptor): New function.
11831 * gold.cc: Include "plugin.h".
11832 (queue_initial_tasks): Add task to call plugin hooks for generating
11834 * main.cc: Include "plugin.h".
11835 (main): Load plugin libraries.
11836 * object.h (Pluginobj): Declare.
11837 (Object::pluginobj): New function.
11838 (Object::do_pluginobj): New function.
11839 (Object::set_target): New function.
11840 * options.cc: Include "plugin.h".
11841 (General_options::parse_plugin): New function.
11842 (General_options::General_options): Initialize plugins_ field.
11843 (General_options::add_plugin): New function.
11844 * options.h (Plugin_manager): Declare.
11845 (General_options): Add --plugin option.
11846 (General_options::has_plugins): New function.
11847 (General_options::plugins): New function.
11848 (General_options::add_plugin): New function.
11849 (General_options::plugins_): New field.
11850 * plugin.cc: New file.
11851 * plugin.h: New file.
11852 * readsyms.cc: Include "plugin.h".
11853 (Read_symbols::do_read_symbols): Check for archive before checking
11854 for ELF file. Call plugin hooks to claim files.
11855 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11856 from a real object file; force override when processing replacement
11858 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11859 (Symbol::init_base_object): Likewise.
11860 (Symbol::init_base_output_data): Likewise.
11861 (Symbol::init_base_output_segment): Likewise.
11862 (Symbol::init_base_constant): Likewise.
11863 (Symbol::init_base_undefined): Likewise.
11864 (Symbol::output_section): Assert that object is not a plugin.
11865 (Symbol_table::add_from_pluginobj): New function.
11866 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11868 (Symbol_table::sized_write_globals): Likewise.
11869 (Symbol_table::add_from_pluginobj): Instantiate template.
11870 * symtab.h (Sized_pluginobj): Declare.
11871 (Symbol::in_real_elf): New function.
11872 (Symbol::set_in_real_elf): New function.
11873 (Symbol::in_real_elf_): New field.
11874 (Symbol_table::add_from_pluginobj): New function.
11876 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11877 (LIBDL): New variable.
11878 (LDADD): Add LIBDL.
11879 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11880 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11881 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11882 (MOSTLYCLEANFILES): Likewise.
11883 * testsuite/Makefile.in: Regenerate.
11884 * testsuite/plugin_test.c: New file.
11885 * testsuite/plugin_test_1.sh: New file.
11886 * testsuite/plugin_test_2.sh: New file.
11888 2008-09-16 Ian Lance Taylor <iant@google.com>
11890 * target-reloc.h (relocate_section): Check whether a symbol is
11891 defined by the ABI before reporting an undefined symbol error.
11892 * target.h (Target::is_defined_by_abi): Make parameter const.
11893 (Target::do_is_defined_by_abi): Likewise.
11894 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11895 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11896 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11897 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11898 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11899 * testsuite/Makefile.in: Rebuild.
11901 * fileread.cc (make_view): Add casts to avoid warning.
11903 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11905 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11906 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11908 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11910 * options.h (General_options::output_is_executable): New.
11911 (General_options::output_is_pie): New.
11912 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11913 for shared libraries.
11914 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11916 2008-09-11 Chris Demetriou <cgd@google.com>
11918 * options.h (origin): New -z option.
11919 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11920 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11923 2008-09-05 Cary Coutant <ccoutant@google.com>
11925 * fileread.cc (File_read::make_view): Add check for attempt to map
11926 beyond end of file.
11928 2008-09-05 Cary Coutant <ccoutant@google.com>
11930 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11931 explicit instantiations.
11933 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11936 * options.cc (General_options::finalize): Allow undefined symbols
11937 in shlibs if linking -shared.
11940 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11941 symbols as not needing a dynsym entry.
11943 2008-08-20 Craig Silverstein <csilvers@google.com>
11945 * fileread.cc (File_read::open): Do not lock the file unless it
11946 was successfully opened.
11948 2008-08-14 Cary Coutant <ccoutant@google.com>
11950 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11951 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11952 * testsuite/tls_test.cc (struct int128): 128-bit struct
11953 for testing TLS relocs with non-zero addend.
11954 (v12): New TLS variable.
11956 (t_last): Add check for v12.
11957 * testsuite/tls_test.h (t12): New function.
11958 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11960 2008-08-13 Ian Lance Taylor <iant@google.com>
11962 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11963 set tls_segment_ or relro_segment_.
11964 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11966 * output.h (Output_section::clear_is_relro): New function.
11967 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11968 sections specially even when output_data_ is empty.
11969 (Output_segment::maximum_alignment): When first section is relro,
11970 only force alignment for PT_LOAD segments.
11971 * script.cc (script_data_segment_align): New function.
11972 (script_data_segment_relro_end): New function.
11973 * script-c.h (script_data_segment_align): Declare.
11974 (script_data_segment_relro_end): Declare.
11975 * script-sections.h (class Script_sections): Declare
11976 data_segment_align and data_segment_relro_end. Add fields
11977 segment_align_index_ and saw_relro_end_.
11978 * script-sections.cc (class Sections_element): Add set_is_relro
11979 virtual function. Add new bool* parameter to place_orphan_here.
11980 Add get_output_section virtual function.
11981 (class Output_section_definition): Add set_is_relro. Add new
11982 bool* parameter to place_orphan_here. Add get_output_section.
11983 Add is_relro_ field.
11984 (Output_section_definition::Output_section_definition): Initialize
11985 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11986 and is_relro_ fields.
11987 (Output_section_definition::place_orphan_here): Add is_relro
11989 (Output_section_definition::set_section_addresses): Set relro for
11991 (Output_section_definition::alternate_constraint): Likewise.
11992 (class Orphan_output_section): Add new bool* parameter to
11993 place_orphan_here. Add get_output_section.
11994 (Orphan_output_section::place_orphan_here): Add is_relro
11996 (Script_sections::Script_sections): Initialize
11997 data_segment_align_index_ and saw_relro_end_.
11998 (Script_sections::data_segment_align): New function.
11999 (Script_sections::data_segment_relro_end): New function.
12000 (Script_sections::place_orphan): Set or clear is_relro.
12001 (Script_sections::set_section_addresses): Force alignment of first
12003 * yyscript.y (exp): Call script_data_segment_align and
12004 script_data_segment_relro_end.
12005 * testsuite/relro_script_test.t: New file.
12006 * testsuite/relro_test.cc (using_script): Declare.
12007 (t1, t2): Test using_script.
12008 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
12009 (relro_script_test_SOURCES): Define.
12010 (relro_script_test_DEPENDENCIES): Define.
12011 (relro_script_test_LDFLAGS): Define.
12012 (relro_script_test_LDADD): Define.
12013 (relro_script_test.so): New target.
12014 * testsuite/Makefile.in: Rebuild.
12016 2008-08-06 Cary Coutant <ccoutant@google.com>
12018 * archive.cc (Archive::total_archives, Archive::total_members)
12019 (Archive::total_members_loaded): New variables.
12020 (Archive::setup): Add parameter. Add option to preread
12022 (Archive::read_armap): Add counter.
12023 (Archive::get_file_and_offset): New function.
12024 (Archive::get_elf_object_for_member): New function.
12025 (Archive::read_all_symbols): New function.
12026 (Archive::read_symbols): New function.
12027 (Archive::add_symbols): Add counters.
12028 (Archive::include_all_members): Use armap to find members if it's
12030 (Archive::include_member): Skip reading symbols if already read.
12031 Factored code into Archive::get_file_and_offset and
12032 Archive::get_elf_object_for_member. Changed call to
12033 Mapfile::report_include_archive_member.
12034 (Archive::print_stats): New function.
12035 * archive.h: Declare Object and Read_symbols_data classes.
12036 (Archive::Archive): Add initializers for new members.
12037 (Archive::setup): Add parameter.
12038 (Archive::print_stats): New function.
12039 (Archive::total_archives, Archive::total_members)
12040 (Archive::total_members_loaded): New variables.
12041 (Archive::get_file_and_offset): New function.
12042 (Archive::get_elf_object_for_member): New function.
12043 (Archive::read_all_symbols): New function.
12044 (Archive::read_symbols): New function.
12045 (Archive::Archive_member): New class.
12046 (Archive::members_): New member.
12047 (Archive::num_members_): New member.
12048 * main.cc: Include archive.h.
12049 (main): Call Archive::print_stats.
12050 * mapfile.cc (Mapfile::report_include_archive_member): Delete
12051 archive parameter; member_name is now the fully-decorated name.
12052 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
12053 * options.h: (General_options): Add --preread-archive-symbols option.
12054 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
12057 2008-08-04 Ian Lance Taylor <iant@google.com>
12059 * symtab.h (Symbol::use_plt_offset): New function.
12060 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
12061 * powerpc.cc (Relocate::relocate): Likewise.
12062 * sparc.cc (Relocate::relocate): Likewise.
12063 * x86_64.cc (Relocate::relocate): Likewise.
12064 * testsuite/weak_plt.sh: New test.
12065 * testsuite/weak_plt_main.cc: New test.
12066 * testsuite/weak_plt_shared.cc: New test.
12067 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12068 (check_PROGRAMS): Add weak_plt.
12069 (check_DATA): Add weak_plt_shared.so.
12070 (weak_plt_main_pic.o, weak_plt): New targets.
12071 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12072 * testsuite/Makefile.in: Rebuild.
12074 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12076 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12077 * testsuite/Makefile.in: Rebuild.
12079 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12081 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12082 * Makefile.in: Regenerate.
12083 * po/POTFILES.in: Regenerate.
12085 2008-07-29 Ian Lance Taylor <iant@google.com>
12087 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12088 symbols before other symbols.
12089 * testsuite/script_test_2.cc (test_addr): Declare.
12090 (test_addr_alias): Declare.
12091 (main): Check that test_addr and test_addr_alias have the right
12093 * testsuite/script_test_2.t: Define test_addr_alias and
12096 2008-07-24 Ian Lance Taylor <iant@google.com>
12099 * descriptors.cc: New file.
12100 * descriptors.h: New file.
12101 * gold-threads.h (class Hold_optional_lock): New class.
12102 * fileread.cc: Include "descriptors.h".
12103 (File_read::~File_read): Release descriptor rather than closing
12105 (File_read::open) [file]: Call open_descriptor rather than open.
12106 Set is_descriptor_opened_.
12107 (File_read::open) [memory]: Assert that descriptor is not open.
12108 (File_read::reopen_descriptor): New function.
12109 (File_read::release): Release descriptor.
12110 (File_read::do_read): Make non-const. Reopen descriptor.
12111 (File_read::read): Make non-const.
12112 (File_read::make_view): Reopen descriptor.
12113 (File_read::do_readv): Likewise.
12114 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12115 Update declarations.
12116 * layout.cc: Include "descriptors.h".
12117 (Layout::create_build_id): Use open_descriptor rather than open.
12118 * output.cc: Include "descriptors.h".
12119 (Output_file::open): Use open_descriptor rather than open.
12120 * archive.cc (Archive::const_iterator): Change Archive to be
12122 (Archive::begin, Archive::end): Make non-const.
12123 (Archive::count_members): Likewise.
12124 * archive.h (class Archive): Update declarations.
12125 * object.h (Object::read): Make non-const.
12126 * Makefile.am (CCFILES): Add descriptors.cc.
12127 (HFILES): Add descriptors.h.
12128 * Makefile.in: Rebuild.
12131 * gold.h: Always include <clocale>. Add Solaris workarounds
12132 following code in binutils/sysdep.h.
12135 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12136 this->eh_frame_hdr_ is NULL before using it.
12138 * dynobj.cc (Versions::Versions): Update comment.
12140 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12141 the base version name.
12143 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12144 array size plus one.
12145 (Stringpool_template::set_string_offsets): Subtract one from key
12146 before using it as an array index.
12147 (Stringpool_template::get_offset_with_length): Likewise.
12148 (Stringpool_template::write_to_buffer): Likewise.
12149 * stringpool.h (Stringpool_template::get_offset_from_key):
12152 2008-07-23 Ian Lance Taylor <iant@google.com>
12155 * object.h (Merged_symbol_value::value): Do our best to handle a
12159 * script.cc (Version_script_info::get_versions): Don't add empty
12160 version tag to return value.
12161 (Version_script_info::get_symbol_version_helper): Change return
12162 type to bool. Add pversion parameter. Change all callers.
12163 (script_register_vers_node): Don't require a non-NULL tag.
12164 * script.h (class Version_script_info): Update declarations.
12165 (Version_script_info::get_symbol_version): Change return type to
12166 bool. Add version parameter. Change all callers.
12167 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12168 handling. Handle an empty version from a version script.
12169 (Symbol_table::define_special_symbol): Likewise.
12170 * testsuite/ver_test_10.script: New file.
12171 * testsuite/ver_test_10.sh: New file.
12172 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12173 (check_DATA): Add ver_test_10.syms.
12174 (ver_test_10.syms, ver_test_10.so): New target.
12175 * testsuite/Makefile.in: Rebuild.
12177 2008-07-23 Simon Baldwin <simonb@google.com>
12179 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12180 to zero for undefined symbols from dynamic libraries.
12182 2008-07-23 Ian Lance Taylor <iant@google.com>
12184 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12185 Change all callers.
12186 * symtab.h (class Symbol_table): Update declaration.
12187 * testsuite/ver_test_9.cc: New file.
12188 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12189 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12190 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12191 (ver_test_9.so, ver_test_9.o): New targets.
12192 * testsuite/Makefile.in: Rebuild.
12194 2008-07-22 Ian Lance Taylor <iant@google.com>
12196 * options.h (class General_options): Define --check-sections.
12197 * layout.cc (Layout::set_segment_offsets): Handle
12200 * options.h (class General_options): Define -n/--nmagic and
12202 * options.cc (General_options::finalize): For -n/--nmagic or
12203 -N/--omagic, set -static.
12204 * layout.cc (Layout::attach_allocated_section_to_segment): If
12205 -N/--omagic, don't put read-only and read-write sections in
12206 different segments.
12207 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12208 finding a read-only segment.
12209 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12210 don't set the minimum segment alignment to the common page size,
12211 and don't set the file offset to the address modulo the page size.
12212 * script-sections.cc (Script_sections::create_segments): If
12213 -n/--omagic, don't put read-only and read-write sections in
12214 different segments.
12216 * cref.cc: New file.
12217 * cref.h: New file.
12218 * options.h (class General_options): Add --print-symbol-counts.
12219 * main.cc (main): Issue defined symbol report if requested.
12220 * archive.cc (Archive::interpret_header): Make into a const member
12222 (Archive::add_symbols): Call Input_objects::archive_start and
12224 (Archive::const_iterator): Define new class.
12225 (Archive::begin, Archive::end): New functions.
12226 (Archive::include_all_members): Rewrite to use iterator.
12227 (Archive::count_members): New function.
12228 * archive.h (class Archive): Update declarations.
12229 (Archive::filename): New function.
12230 * object.cc: Include "cref.h".
12231 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12232 (Sized_relobj::do_get_global_symbol_counts): New function.
12233 (Input_objects::add_object): Add object to cross-referencer.
12234 (Input_objects::archive_start): New function.
12235 (Input_objects::archive_stop): New function.
12236 (Input_objects::print_symbol_counts): New function.
12237 * object.h: Declare Cref and Archive.
12238 (Object::get_global_symbol_counts): New function.
12239 (Object::do_get_global_symbol_counts): New pure virtual function.
12240 (class Sized_relobj): Add defined_count_ field. Update
12242 (class Input_objects): Add cref_ field. Update constructor.
12243 Update declarations.
12244 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12246 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12248 (Sized_dynobj::do_get_global_symbol_counts): New function.
12249 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12250 defined_count_. Update declarations. Define Symbols typedef.
12251 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12252 parameter. Change all callers.
12253 (Symbol_table::add_from_dynobj): Add sympointers and defined
12254 parameters. Change all callers.
12255 * symtab.h (class Symbol_table): Update declarations.
12256 * Makefile.am (CCFILES): Add cref.cc.
12257 (HFILES): Add cref.h.
12258 * Makefile.in: Rebuild.
12260 2008-07-22 Simon Baldwin <simonb@google.com>
12262 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12263 to zero when writing undefined symbols.
12265 2008-07-22 Ian Lance Taylor <iant@google.com>
12267 * output.cc (Output_section::add_input_section): Don't try to
12268 merge empty merge sections.
12270 2008-07-21 Craig Silverstein <csilvers@google.com>
12272 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12273 Include symbol version in error message.
12275 2008-07-20 Chris Demetriou <cgd@google.com>
12277 * configure.ac (gold_cv_c_random_seed): New configured variable.
12278 (RANDOM_SEED_CFLAGS): New substituted variable.
12279 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12280 * configure: Rebuild.
12281 * Makefile.in: Likewise.
12282 * testsuite/Makefile.in: Likewise.
12284 2008-07-18 Ian Lance Taylor <iant@google.com>
12286 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12287 where we see NAME/NULL and NAME/VERSION as separate symbols.
12288 * testsuite/ver_test_main.cc (main): Call t4.
12289 (t4, t4_2a): Define.
12290 * testsuite/ver_test_2.cc (t4_2): Define.
12291 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12292 * testsuite/ver_test_4.cc (t4_2a): Define.
12293 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12294 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12296 2008-07-17 Ian Lance Taylor <iant@google.com>
12298 * dynobj.cc (Versions::add_def): If we give an error about a
12299 missing version, go ahead and create the version anyhow.
12301 2008-07-10 Ian Lance Taylor <iant@google.com>
12303 Handle output sections with more than 0x7fffffff bytes.
12304 * object.h (class Relobj): Change map_to_output_ to
12305 output_sections_, and just keep a section pointer. Change all
12306 uses. Move comdat group support to Sized_relobj.
12307 (Relobj::is_section_specially_mapped): Remove.
12308 (Relobj::output_section): Remove poff parameter. Change all
12310 (Relobj::output_section_offset): New function.
12311 (Relobj::set_section_offset): Rewrite.
12312 (Relobj::map_to_output): Remove.
12313 (Relobj::output_sections): New function.
12314 (Relobj::do_output_section_offset): New pure virtual function.
12315 (Relobj::do_set_section_offset): Likewise.
12316 (class Sized_relobj): Add section_offsets_ field. Add comdat
12317 group support from Relobj. Update declarations.
12318 (Sized_relobj::get_output_section_offset): New function.
12319 (Sized_relobj::do_output_section_offset): New function.
12320 (Sized_relobj::do_set_section_offset): New function.
12321 * object.cc (Relobj::output_section_address): Remove.
12322 (Sized_relobj::Sized_relobj): Initialize new fields.
12323 (Sized_relobj::include_section_group): Cast find_kept_object to
12325 (Sized_relobj::include_linkonce_section): Likewise.
12326 (Sized_relobj::do_layout): Use separate arrays for output section
12328 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12330 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12331 output_sections and section_offsets.
12332 (Sized_relobj::write_local_symbols): Likewise.
12333 (map_to_kept_section): Compute output address directly.
12334 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12335 output_sections and section_offsets.
12336 (Sized_relobj::write_sections): Likewise.
12337 (Sized_relobj::relocate_sections): Likewise.
12338 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12339 * output.h (class Output_reloc): Update declarations. Change
12340 u2_.relobj to Sized_relobj*.
12341 (class Output_data_reloc): Change add functions to use
12343 * output.cc (Output_reloc::Output_reloc): Change relobj to
12345 (Output_reloc::local_section_offset): Change return type to
12346 Elf_Addr. Use get_output_section_offset.
12347 (Output_reloc::get_address): Likewise.
12348 (Output_section::is_input_address_mapped): Don't call
12349 is_section_specially_mapped.
12350 (Output_section::output_offset): Likewise.
12351 (Output_section::output_address): Likewise.
12352 (Output_section::starting_output_address): Likewise.
12353 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12354 parameter to Sized_relobj*.
12355 (Copy_relocs::need_copy_reloc): Likewise.
12356 (Copy_relocs::save): Likewise.
12357 * copy-relocs.h (class Copy_relocs): Update declarations.
12358 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12359 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12360 * target-reloc.h (relocate_for_relocatable): Change
12361 offset_in_output_section type to Elf_Addr. Change code that uses
12363 * layout.cc (Layout::layout): Always set *off.
12364 * mapfile.cc (Mapfile::print_input_section): Use
12365 output_section_offset.
12366 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12368 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12369 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12370 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12372 2008-07-03 Ian Lance Taylor <iant@google.com>
12374 * layout.cc (Layout::include_section): Do not discard unrecognized
12375 SHT_STRTAB sections.
12377 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12379 * script.cc (Lex::can_continue_name): Make '?' allowable in
12380 version-script names.
12381 * testsuite/version_script.map: Change glob pattern to use '?'
12383 2008-06-30 Manish Singh <yosh@gimp.org>
12386 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12389 2008-06-30 Ian Lance Taylor <iant@google.com>
12393 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12394 versions]: Don't try to read the value in the contents, since we
12395 don't use it. Use the template endianness when writing.
12397 2008-06-25 Cary Coutant <ccoutant@google.com>
12399 * fileread.cc (File_read::make_view): Assert on zero-length view.
12400 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12401 symbol table when there are no symbols to read.
12403 2008-06-23 Craig Silverstein <csilvers@google.com>
12405 * version.cc (version_string): Bump to 1.7
12407 2008-06-18 Craig Silverstein <csilvers@google.com>
12409 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12410 constant 0xFFFF to type Valtype.
12411 (Powerpc_relocate_functions::rel16_ha): Likewise.
12413 2008-06-17 Ian Lance Taylor <iant@google.com>
12415 * output.h (Output_section::Input_section): Initialize p2align_ to
12416 zero for Output_section_data constructors.
12417 (Output_section::Input_section::addralign): If not an input
12418 section, return the alignment of the Output_section_data.
12419 * testsuite/copy_test.cc: New file.
12420 * testsuite/copy_test_1.cc: New file.
12421 * testsuite/copy_test_2.cc: New file.
12422 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12423 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12424 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12425 (copy_test_1_pic.o, copy_test_1.so): New targets.
12426 (copy_test_2_pic.o, copy_test_2.so): New targets.
12427 * testsuite/Makefile.in: Rebuild.
12429 * script-sections.cc (Script_sections::place_orphan): Initialize
12430 local variable exact.
12432 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12434 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12436 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12437 David S. Miller <davem@davemloft.net>
12439 * powerpc.cc: New file.
12440 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12441 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12442 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12443 * Makefile.in: Rebuild.
12445 2008-06-09 Ian Lance Taylor <iant@google.com>
12447 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12449 (throwing, orig_terminate): New static variables.
12450 (terminate_handler): New static function.
12451 (t2): Set terminate handler.
12453 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12456 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12459 2008-05-30 Cary Coutant <ccoutant@google.com>
12461 * archive.cc (Archive::include_all_members) Correct to step
12462 over symbol table and extended name table in thin archives.
12464 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12467 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12470 2008-05-28 Caleb Howe <cshowe@google.com>
12472 * reduced_debug_output.cc: New file.
12473 * reduced_debug_output.h: New file.
12474 * options.h (class General_options): Add --strip-debug-non-line.
12475 * options.cc (General_options::finalize): Add strip_debug_non_line
12476 to the strip heirarchy.
12477 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12479 * layout.cc: Include "reduced_debug_output.h".
12480 (Layout::Layout): Initialize new fields.
12481 (line_only_debug_sections): New static array.
12482 (is_lines_only_debug_sections): New static inline function.
12483 (Layout::include_section): Handle --strip-debug-non-line.
12484 (Layout::make_output_section): If --strip-debug-non-line, build
12485 new output sections for .debug_abbrev and .debug_info.
12486 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12487 gold. Warn about possible overflow.
12488 (read_signed_LEB_128): Likewise.
12489 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12490 (read_signed_LEB_128): Declare.
12491 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12492 (HFILES): Add reduced_debug_output.h.
12493 * Makefile.in: Rebuild.
12495 2008-05-21 Ian Lance Taylor <iant@google.com>
12497 * mapfile.cc: New file.
12498 * mapfile.h: New file.
12499 * options.h (class General_options): Add -M/--print-map and -Map.
12500 * options.cc (General_options::finalize): Make -M equivalent to
12502 * main.cc: Include <cstdio> and "mapfile.h".
12503 (main): Open mapfile if requested.
12504 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12505 constructor. Change caller.
12506 (queue_initial_tasks): Add mapfile parameter. Change caller.
12507 (queue_middle_tasks): Likewise.
12508 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12510 * archive.cc: Include "mapfile.h".
12511 (Archive::add_symbols): Add mapfile parameter. Change all
12512 callers. Pass mapfile, symbol, and reason to include_member.
12513 (Archive::include_all_members): Add mapfile parameter. Change all
12515 (Archive::include_member): Add mapfile, sym, and why parameters.
12516 Change all callers. Report inclusion to map file.
12517 * archive.h: Include "fileread.h".
12518 (class Archive): Update declarations.
12519 (Archive::file): New const method.
12520 (class Add_archive_symbols): Add mapfile_ field. Update
12521 constructor. Change all callers.
12522 * readsyms.h (class Read_symbols): Likewise.
12523 (class Finish_group): Likewise.
12524 (class Read_script): Likewise.
12525 * common.cc: Include "mapfile.h".
12526 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12528 (Symbol_table::do_allocate_commons): Likewise.
12529 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12530 symbol allocation to mapfile.
12531 * common.h (class Allocate_commons_task): Add mapfile_ field.
12532 Update constructor. Change all callers.
12533 * symtab.h (class Symbol_table): Update declarations.
12534 * layout.cc: Include "mapfile.h".
12535 (Layout_task_runner::run): Print information to mapfile.
12536 (Layout::create_gold_note): Change Output_data_fixed_space to
12537 Output_data_zero_fill.
12538 (Layout::create_build_id): Likewise.
12539 (Layout::print_to_mapfile): New function.
12540 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12541 constructor. Change caller.
12542 (class Layout): Declare print_to_mapfile.
12543 * output.cc (Output_section::Input_section::print_to_mapfile): New
12545 (Output_section::add_input_section): If producing a map, always
12546 add to input_sections_ list.
12547 (Output_section::do_print_to_mapfile): New function.
12548 (Output_segment::print_sections_to_mapfile): New function.
12549 (Output_segment::print_section_list_to_mapfile): New function.
12550 * output.h: Include "mapfile.h".
12551 (Output_data::print_to_mapfile): New function.
12552 (Output_data::do_print_to_mapfile): New virtual function.
12553 (Output_segment_headers::do_print_to_mapfile): New function.
12554 (Output_file_header::do_print_to_mapfile): New function.
12555 (Output_data_const::do_print_to_mapfile): New function.
12556 (class Output_data_const_buffer): Add map_name_ field. Update
12557 constructor. Change all callers. Add do_print_to_mapfile
12559 (class Output_data_fixed_space): Likewise.
12560 (class Output_data_space): Likewise.
12561 (class Output_data_zero_fill): New class.
12562 (Output_data_strtab::do_print_to_mapfile): New function.
12563 (Output_data_reloc_base::do_print_to_mapfile): New function.
12564 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12565 (Output_data_group::do_print_to_mapfile): New function.
12566 (Output_data_got::do_print_to_mapfile): New function.
12567 (Output_data_dynamic::do_print_to_mapfile): New function.
12568 (Output_symtab_xindex::do_print_to_mapfile): New function.
12569 (class Output_section): Declare do_print_to_mapflie. Declare
12570 print_to_mapfile in Input_section.
12571 (class Output_segment): Declare new functions.
12572 * object.h (Sized_relobj::symbol_count): New function.
12573 * script-sections.cc
12574 (Output_section_element_dot_assignment::set_section_addresses):
12575 Change Output_data_fixed_space to Output_data_zero_fill.
12576 (Output_data_expression::do_print_to_mapfile): New function.
12577 * script.cc (read_input_script): Add mapfile parameter. Change
12579 * script.h (read_input_script): Update declaration.
12580 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12581 (Eh_frame::do_print_to_mapfile): New function.
12582 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12583 (Output_merge_string::do_print_to_mapfile): New function.
12584 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12586 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12588 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12590 * Makefile.am (CCFILES): Add mapfile.cc.
12591 (HFILES): Add mapfile.h.
12592 * Makefile.in: Rebuild.
12594 2008-05-19 Ian Lance Taylor <iant@google.com>
12596 * options.h (class General_options): Add -z relro.
12597 * layout.cc (Layout::Layout): Initialize relro_segment_.
12598 (Layout::add_output_section_data): Return the output section.
12599 (Layout::make_output_section): Rcognize relro sections and mark
12600 them appropriately.
12601 (Layout::attach_allocated_section_to_segment): Put relro sections
12602 in a PT_GNU_RELRO segment.
12603 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12605 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12607 (Layout::linkonce_mapping): Map d.rel.ro.local to
12608 .data.rel.ro.local.
12609 (Layout::output_section_name): Us .data.rel.ro.local for any
12610 section which begins with that.
12611 * layout.h (class Layout): Update add_output_section_data
12612 declaration. Add relro_segment_ field.
12613 * output.cc (Output_section::Output_section): Initialize is_relro_
12614 and is_relro_local_ fields.
12615 (Output_segment::add_output_section): Group relro sections.
12616 (Output_segment::is_first_section_relro): New function.
12617 (Output_segment::maximum_alignment): If there is a relro section,
12618 align the segment to the common page size.
12619 (Output_segment::set_section_addresses): Track whether we are
12620 looking at relro sections. If the last section is a relro
12621 section, align to the common page size.
12622 (Output_segment::set_section_list_addresses): Add in_relro
12623 parameter. Change all callers. Align to the page size when
12624 moving from relro to non-relro section.
12625 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12627 * output.h (class Output_section): Add is_relro_ and
12628 is_relro_local_ fields.
12629 (Output_section::is_relro): New function.
12630 (Output_section::set_is_relro): New function.
12631 (Output_section::is_relro_local): New function.
12632 (Output_section::set_is_relro_local): New function.
12633 (class Output_segment): Update declarations.
12634 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12635 * sparc.cc (Target_sparc::got_section): Likewise.
12636 * x86_64.cc (Target_x86_64::got_section): Likewise.
12637 * testsuite/relro_test_main.cc: New file.
12638 * testsuite/relro_test.cc: New file.
12639 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12640 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12641 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12642 (relro_test.so, relro_test_pic.o): New targets.
12643 * testsuite/Makefile.in: Rebuild.
12645 2008-05-16 Ian Lance Taylor <iant@google.com>
12647 * output.cc (Output_segment::add_output_section): Remove front
12649 * output.h (class Output_segment): Remove
12650 add_initial_output_section and overloaded add_output_section.
12651 Update declaration of remaining add_output_section.
12652 * layout.cc (Layout::create_interp): Call add_output_section
12653 rather than add_initial_output_section.
12654 (Layout::finish_dynamic_section): Likewise.
12656 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12657 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12658 know the dynamic type.
12659 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12660 field. Initialize it in constructor.
12661 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12662 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12663 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12666 * output.cc (Output_reloc::get_address): Change return type to
12668 * output.h (class Output_reloc): Update get_address declaration.
12669 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12670 for section addresses.
12672 2008-05-09 Ian Lance Taylor <iant@google.com>
12675 * gold.cc (gold_nomem): Use return value of write.
12677 2008-05-08 Ian Lance Taylor <iant@google.com>
12679 * symtab.c (Symbol::init_base_output_data): Add version
12680 parameter. Change all callers.
12681 (Symbol::init_base_output_segment): Likewise.
12682 (Symbol::init_base_constant): Likewise.
12683 (Symbol::init_base_undefined): Likewise.
12684 (Sized_symbol::init_output_data): Likewise.
12685 (Sized_symbol::init_output_segment): Likewise.
12686 (Sized_symbol::init_constant): Likewise.
12687 (Sized_symbol::init_undefined): Likewise.
12688 (Symbol_table::do_define_in_output_data): If the new symbol has a
12689 version, mark it as the default.
12690 (Symbol_table::do_define_in_output_segment): Likewise.
12691 (Symbol_table::do_define_as_constant): Likewise.
12692 * symtab.h (class Symbol): Update declarations.
12693 (class Sized_symbol): Likewise.
12694 * resolve.cc (Symbol::override_version): New function.
12695 (Symbol::override_base): Call override_version.
12696 (Symbol::override_base_with_special): Likewise.
12697 * testsuite/ver_script_8.script: New file.
12698 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12699 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12700 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12701 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12703 2008-05-06 Ian Lance Taylor <iant@google.com>
12706 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12708 (class General_options): Remove existing --undefined, and add
12709 --no-undefined instead. Add new --undefined as synonym for -u.
12710 * archive.cc (Archive::add_symbols): Check whether symbol was
12712 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12713 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12714 all uses. Add IS_UNDEFINED. Update declarations to split
12715 different versions of init_base. Declare init_base_undefined.
12716 (Symbol::is_defined): Handle IS_UNDEFINED.
12717 (Symbol::is_undefined): Likewise.
12718 (Symbol::is_weak_undefined): Call is_undefined.
12719 (Symbol::is_absolute): Handle IS_CONSTANT.
12720 (class Sized_symbol): Update declarations to split different
12721 versions of init. Declare init_undefined.
12722 (class Symbol_table): Declare new functions.
12723 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12724 Change all callers.
12725 (Symbol::init_base_output_data): Likewise.
12726 (Symbol::init_base_output_segment): Likewise.
12727 (Symbol::init_base_constant): Likewise.
12728 (Symbol::init_base_undefined): New function.
12729 (Sized_symbol::init_object): Rename from init. Change all
12731 (Sized_symbol::init_output_data): Likewise.
12732 (Sized_symbol::init_output_segment): Likewise.
12733 (Sized_symbol::init_constant): Likewise.
12734 (Sized_symbol::init_undefined): New function.
12735 (Symbol_table::add_undefined_symbols_from_command_line): New
12737 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12739 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12740 (Symbol::output_section): Likewise.
12741 (Symbol::set_output_section): Likewise.
12742 (Symbol_table::sized_finalize_symbol): Likewise.
12743 (Symbol_table::sized_write_globals): Likewise.
12744 * resolve.cc (Symbol_table::should_override): Likewise.
12745 (Symbol::override_base_with_special): Likewise.
12747 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12748 symbol, change it to have default visibility.
12749 * testsuite/protected_1.cc: New file.
12750 * testsuite/protected_2.cc: New file.
12751 * testsuite/protected_3.cc: New file.
12752 * testsuite/protected_main_1.cc: New file.
12753 * testsuite/protected_main_2.cc: New file.
12754 * testsuite/protected_main_3.cc: New file.
12755 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12756 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12757 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12758 (protected_1.so): New target.
12759 (protected_1_pic.o, protected_2_pic.o): New targets.
12760 (protected_3_pic.o): New target.
12761 (check_PROGRAMS): Add protected_2.
12762 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12763 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12764 * testsuite/Makefile.in: Rebuild.
12766 * options.h (DEFINE_var): Add set_user_set_##varname__.
12767 (DEFINE_bool_alias): New macro.
12768 (class General_options): Define -Bstatic using DEFINE_bool_alias
12769 rather than DEFINE_special. Add --undefined as an alias for -z
12771 * options.cc (General_options::parse_Bstatic): Remove.
12773 * options.h (class General_options): Add --fatal-warnings.
12774 * main.cc (main): Implement --fatal-warnings.
12775 * errors.h (Errors::warning_count): New function.
12777 * options.h (class General_options): Add -Bsymbolic-functions.
12778 * symtab.h (Symbol::is_preemptible): Check for
12779 -Bsymbolic-functions.
12781 2008-05-05 Ian Lance Taylor <iant@google.com>
12783 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12784 as noVARNAME rather than no-VARNAME.
12785 (class General_options): Add option -z combreloc.
12786 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12788 (Output_reloc::sort_before) [SHT_REL]: New function.
12789 (Output_reloc::sort_before) [SHT_RELA]: New function.
12790 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12791 Sort_relocs_comparison.
12792 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12793 parameter. Change all callers.
12794 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12795 sort_relocs parameter. Change all callers.
12796 * output.cc (Output_reloc::get_address): New function, broken out
12798 (Output_reloc::write_rel): Call it.
12799 (Output_reloc::compare): New function.
12800 (Output_data_reloc_base::do_write): Optionally sort relocs.
12802 * configure.ac: If targ_extra_obj is set, link it in.
12803 * configure.tgt: Initialize all variables.
12804 (x86_64*): Set targ_extra_obj and targ_extra_size.
12805 * configure: Rebuild.
12807 * object.cc (Sized_relobj::include_section_group): Adjust section
12808 indexes read from group data. Build vector to pass to
12810 * layout.cc (Layout::layout_group): Add flags and shndxes
12811 parameters. Remove contents parameter. Change caller. Update
12812 explicit instantiations.
12813 * layout.h (class Layout): Update layout_group declaration.
12814 * output.cc (Output_data_group::Output_data_group): Add flags and
12815 input_shndxes parameters. Remove contents parameter. Change
12817 (Output_data_group::do_write): Change input_sections_ to
12819 * output.h (class Output_data_group): Update constructor
12820 declaration. Rename input_sections_ to input_shndxes_.
12821 * testsuite/many_sections_test.cc: Add template.
12823 2008-04-30 Cary Coutant <ccoutant@google.com>
12825 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12827 * layout.cc (Layout::include_section): Refactored check for debug
12829 (Layout::add_comdat): Add new parameters. Change type
12830 of signature parameter. Add object and shndx to signatures table.
12831 (Layout::find_kept_object): New function.
12832 * layout.h: Include <cstring>.
12833 (Layout::is_debug_info_section): New function.
12834 (Layout::add_comdat): Add new parameters.
12835 (Layout::find_kept_object): New function.
12836 (Layout::Kept_section): New struct.
12837 (Layout::Signatures): Change type of map range.
12838 * object.cc (Relobj::output_section_address): New function.
12839 (Sized_relobj::include_section_group): Add new parameters. Change
12840 calls to Layout::add_comdat. Change to build table of kept comdat
12841 groups and table mapping discarded sections to kept sections.
12842 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12843 (Sized_relobj::do_layout): Change calls to include_section_group and
12844 include_linkonce_section.
12845 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12846 value to zero when section is discarded.
12847 (Sized_relobj::map_to_kept_section): New function.
12848 * object.h (Relobj::output_section_address): New function.
12849 (Relobj::Comdat_group): New type.
12850 (Relobj::find_comdat_group): New function.
12851 (Relobj::Comdat_group_table): New type.
12852 (Relobj::Kept_comdat_section): New type.
12853 (Relobj::Kept_comdat_section_table): New type.
12854 (Relobj::add_comdat_group): New function.
12855 (Relobj::set_kept_comdat_section): New function.
12856 (Relobj::get_kept_comdat_section): New function.
12857 (Relobj::comdat_groups_): New field.
12858 (Relobj::kept_comdat_sections_): New field.
12859 (Symbol_value::input_value): Update comment.
12860 (Sized_relobj::map_to_kept_section) New function.
12861 (Sized_relobj::include_linkonce_section): Add new parameter.
12862 * target-reloc.h (Comdat_behavior): New type.
12863 (get_comdat_behavior): New function.
12864 (relocate_section): Add code to map a discarded section to the
12865 corresponding kept section when applying a relocation.
12867 2008-04-30 Craig Silverstein <csilvers@google.com>
12869 * dwarf_reader.cc (next_generation_count): New static var.
12870 (Addr2line_cache_entry): New struct.
12871 (addr2line_cache): New static var.
12872 (Dwarf_line_info::one_addr2line): Added caching.
12873 (Dwarf_line_info::clear_addr2line_cache): New function.
12874 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12875 cache-size parameter.
12876 (Dwarf_line_info::one_addr2line_cache): New function.
12877 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12878 new cache-size argument to one_addr2line(), and clear cache.
12880 2008-04-28 Cary Coutant <ccoutant@google.com>
12882 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12883 R_386_PC8 relocations.
12885 2008-04-23 Ian Lance Taylor <iant@google.com>
12887 * object.cc (Sized_relobj::include_section_group): Check for
12888 invalid section group.
12890 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12893 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12894 than read for file header.
12895 * archive.cc (Archive::include_member): Likewise.
12897 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12899 * aclocal.m4: Regenerate.
12900 * configure: Regenerate.
12902 2008-04-19 Ian Lance Taylor <iant@google.com>
12904 * version.cc (version_string): Bump to 1.6.
12906 * testsuite/Makefile.am (many_sections_r_test): New target.
12907 (many_sections_r_test_SOURCES): Remove.
12908 (many_sections_r_test_DEPENDENCIES): Remove.
12909 (many_sections_r_test_LDFLAGS): Remove.
12910 (many_sections_r_test_LDADD): Remove.
12912 * object.cc (Sized_relobj::do_add_symbols): Always pass
12913 local_symbol_count_ to add_from_relobj.
12915 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12916 every thousand variables.
12917 * testsuite/Makefile.in: Rebuild.
12919 * object.cc (Xindex::initialize_symtab_xindex): New function.
12920 (Xindex::read_symtab_xindex): New function.
12921 (Xindex::sym_xindex_to_shndx): New function.
12922 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12924 (Sized_relobj::do_initialize_xindex): New function.
12925 (Sized_relobj::do_read_symbols): Adjust section links.
12926 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12927 parameter. Change all callers.
12928 (Sized_relobj::include_section_group): Adjust section links and
12929 symbol section indexes.
12930 (Sized_relobj::do_layout): Adjust section links.
12931 (Sized_relobj::do_count_local_symbols): Adjust section links and
12932 symbol section indexes.
12933 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12934 ordinary and special symbols.
12935 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12936 dynsym_xindex parameters. Change all callers. Adjust section
12937 links. Use SHN_XINDEX when needed.
12938 (Sized_relobj::get_symbol_location_info): Adjust section links.
12939 Don't get fooled by special symbols.
12940 * object.h (class Xindex): Define.
12941 (class Object): Add xindex_ parameter. Declare virtual functoin
12942 do_initialize_xindex.
12943 (Object::adjust_sym_shndx): New function.
12944 (Object::set_xindex): New protected function.
12945 (class Symbol_value): Add is_ordinary_shndx_ field.
12946 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12947 (Symbol_value::value): Assert ordinary section.
12948 (Symbol_value::initialize_input_to_output_map): Likewise.
12949 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12950 Change all callers.
12951 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12953 (class Sized_relobj): Update declarations.
12954 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12955 parameter. Change all callers.
12956 (Sized_relobj::adjust_shndx): New function.
12957 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12959 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12960 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12961 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12962 (Sized_dynobj::read_dynsym_section): Adjust section links.
12963 (Sized_dynobj::read_dynamic): Likewise.
12964 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12966 (Sized_dynobj::do_initialize_xindex): New function.
12967 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12968 do_initialize_xindex.
12969 (Sized_dynobj::adjust_shndx): New function.
12970 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12971 dynsym_xindex_ fields.
12972 (Layout::finalize): Add a call to set_section_indexes before
12973 creating the symtab sections.
12974 (Layout::set_section_indexes): Don't do anything if the section
12975 already has a section index.
12976 (Layout::create_symtab_sections): Add shnum parameter. Change
12977 caller. Create .symtab_shndx section if needed.
12978 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12980 (Layout::allocated_output_section_count): New function.
12981 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12983 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12984 fields. Update declarations.
12985 (Layout::symtab_xindex): New function.
12986 (Layout::dynsym_xindex): New function.
12987 (class Write_symbols_task): Add layout_ field.
12988 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12990 * output.cc (Output_section_headers::Output_section_headers): Add
12991 shstrtab_section parameter. Change all callers.
12992 (Output_section_headers::do_sized_write): Store overflow values
12993 for section count and section string table section index in
12994 section header zero.
12995 (Output_file_header::do_sized_write): Check for overflow of
12996 section count and section string table section index.
12997 (Output_symtab_xindex::do_write): New function.
12998 (Output_symtab_xindex::endian_do_write): New function.
12999 * output.h (class Output_section_headers): Add shstrtab_section_.
13000 Update declarations.
13001 (class Output_symtab_xindex): Define.
13002 (Output_section::has_out_shndx): New function.
13003 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
13005 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
13006 Change all callers.
13007 (Sized_symbol::init): Likewise.
13008 (Symbol::output_section): Check for ordinary symbol.
13009 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
13010 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
13012 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
13013 Change all callers. Simplify handling of symbols from sections
13014 not included in the link.
13015 (Symbol_table::add_from_dynobj): Handle ordinary symbol
13017 (Weak_alias_sorter::operator()): Assert that symbols are
13019 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
13021 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
13022 parameters. Change all callers.
13023 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
13024 symbol distinction. Use SHN_XINDEX when needed.
13025 (Symbol_table::write_section_symbol): Add symtab_xindex
13026 parameter. Change all callers.
13027 (Symbol_table::sized_write_section_symbol): Likewise. Use
13028 SHN_XINDEX when needed.
13029 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
13031 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
13032 (Symbol::is_defined): Check is_ordinary.
13033 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
13034 (Symbol::is_absolute, Symbol::is_common): Likewise.
13035 (class Sized_symbol): Update declarations.
13036 (class Symbol_table): Update declarations.
13037 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
13038 parameters. Change all callers.
13039 (Sized_symbol::override): Likewise.
13040 (Symbol_table::override): Likewise.
13041 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
13042 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
13043 is_ordinary, and orig_st_shndx parameters. Change all callers.
13044 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
13045 to be in an ordinary section.
13046 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
13047 object and is_ordinary parameters. Change all callers.
13048 (Sized_dwarf_line_info::read_relocs): Add object parameter.
13049 Change all callers. Don't add undefined or non-ordinary symbols
13051 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
13052 Change all callers.
13053 * dwarf_reader.h (class Sized_dwarf_line_info): Update
13055 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
13056 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
13057 (Sized_relobj::relocate_sections): Likewise.
13058 * target-reloc.h (scan_relocs): Adjust section symbol index.
13059 (scan_relocatable_relocs): Likewise.
13060 * i386.cc (Scan::local): Check for ordinary symbols.
13061 * sparc.cc (Scan::local): Likewise.
13062 * x86_64.cc (Scan::local): Likewise.
13063 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13064 to symbol_section_and_value.
13065 * testsuite/many_sections_test.cc: New file.
13066 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13067 (check_PROGRAMS): Add many_sections_test.
13068 (many_sections_test_SOURCES): Define.
13069 (many_sections_test_DEPENDENCIES): Define.
13070 (many_sections_test_LDFLAGS): Define.
13071 (BUILT_SOURCES): Add many_sections_define.h.
13072 (many_sections_define.h): New target.
13073 (BUILT_SOURCES): Add many_sections_check.h.
13074 (many_sections_check.h): New target.
13075 (check_PROGRAMS): Add many_sections_r_test.
13076 (many_sections_r_test_SOURCES): Define.
13077 (many_sections_r_test_DEPENDENCIES): Define.
13078 (many_sections_r_test_LDFLAGS): Define.
13079 (many_sections_r_test_LDADD): Define.
13080 (many_sections_r_test.o): New target.
13081 * testsuite/Makefile.in: Rebuild.
13083 2008-04-17 Cary Coutant <ccoutant@google.com>
13085 * errors.cc (Errors::info): New function.
13086 (gold_info): New function.
13087 * errors.h (Errors::info): New function.
13088 * gold.h (gold_info): New function.
13089 * object.cc (Input_objects::add_object): Print trace output.
13090 * options.cc (options::parse_set): New function.
13091 (General_options::parse_wrap): Deleted.
13092 (General_options::General_options): Deleted initializer.
13093 * options.h (options::String_set): New typedef.
13094 (options::parse_set): New function.
13095 (DEFINE_set): New macro.
13096 (General_options::wrap): Changed to use DEFINE_set. Changed
13097 callers of any_wrap_symbols and is_wrap_symbol.
13098 (General_options::trace, General_options::trace_symbol):
13100 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13101 (General_options::wrap_symbols_): Deleted.
13102 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13104 2008-04-17 David S. Miller <davem@davemloft.net>
13106 * options.cc (General_options::parse_V): New function.
13107 * options.h: Add entries for -V and -Qy.
13109 2008-04-17 Ian Lance Taylor <iant@google.com>
13111 * common.cc (Symbol_table::allocate_commons): Remove options
13112 parameter. Change caller.
13113 (Symbol_table::do_allocate_commons): Remove options parameter.
13114 Change caller. Just call do_allocate_commons_list twice.
13115 (Symbol_table::do_allocate_commons_list): New function, broken out
13116 of do_allocate_commons.
13117 * common.h (class Allocate_commons_task): Remove options_ field.
13118 Update constructor.
13119 * symtab.cc (Symbol_table::Symbol_table): Initialize
13121 (Symbol_table::add_from_object): Put TLS common symbols on
13123 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13124 which are IN_OUTPUT_DATA.
13125 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13126 allocate_commons and do_allocate_commons declarations. Declare
13127 do_allocate_commons_list.
13128 * gold.cc (queue_middle_tasks): Update creation of
13129 Allocate_commons_task to not pass options.
13130 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13131 (TLS_TEST_C_FLAGS): New variable.
13132 (tls_test_c_pic.o): New target.
13133 (tls_test_shared.so): Link in tls_test_c_pic.o.
13134 (tls_test_c_pic_ie.o): New target.
13135 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13136 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13137 (tls_test_c.o): New target.
13138 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13139 (tls_pic_test_LDADD): Likewise.
13140 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13141 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13142 (tls_test_c_gnu2.o): New target.
13143 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13145 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13146 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13147 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13148 * testsuite/tls_test.cc: Include "config.h".
13149 (t_last): Call t11_last.
13150 * testsuite/tls_test.h (t11, t11_last): Declare.
13151 * testsuite/tls_test_c.c: New file.
13152 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13153 * configure.ac: Check for OpenMP support.
13154 * configure, config.in, Makefile.in: Rebuild.
13155 * testsuite/Makefile.in: Rebuild.
13157 2008-04-16 Cary Coutant <ccoutant@google.com>
13159 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13160 (Target_i386::tls_base_symbol_defined_): New field.
13161 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13162 (Target_i386::Scan::global): Likewise.
13163 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13164 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13165 (Target_x86_64::tls_base_symbol_defined_): New field.
13166 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13167 (Target_x86_64::Scan::global): Likewise.
13169 2008-04-16 Cary Coutant <ccoutant@google.com>
13171 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13172 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13173 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13174 building shared libraries.
13175 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13176 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13177 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13178 * testsuite/Makefile.in: Rebuild.
13179 * testsuite/weak_undef.h: New file.
13180 * testsuite/weak_undef_file1.cc: Add extra test cases.
13181 * testsuite/weak_undef_file2.cc: Likewise.
13182 * testsuite/weak_undef_test.cc: Likewise.
13184 2008-04-16 David S. Miller <davem@davemloft.net>
13186 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13187 Add issued_non_pic_error_ field. Declare check_non_pic.
13188 (Target_sparc::Scan::check_non_pic): New function.
13189 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13190 (Target_sparc::Scan::global): Likewise.
13192 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13193 * configure: Rebuild.
13195 * options.h (DEFINE_enable): New macro.
13196 (new_dtags): New enable option.
13197 (initfirst, interpose, loadfltr, nodefaultlib,
13198 nodelete, nodlopen, nodump): New -z options.
13199 * layout.cc (Layout:finish_dynamic_section): If new
13200 dtags enabled, emit DT_RUNPATH. Also, emit a
13201 DT_FLAGS_1 containing any specified -z flags.
13203 2008-04-16 Ian Lance Taylor <iant@google.com>
13205 * copy-relocs.cc: New file.
13206 * copy-relocs.h: New file.
13207 * reloc.cc: Remove Copy_relocs code.
13208 * reloc.h: Likewise.
13209 * reloc-types.h (struct Reloc_types) [both versions]: Add
13210 get_reloc_addend_noerror.
13211 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13212 variants of add_global which take an addend which must be zero.
13213 * i386.cc: Include "copy-relocs.h".
13214 (class Target_i386): Change type of copy_relocs_ to variable,
13215 update initializer.
13216 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13217 Change all callers.
13218 (Target_i386::do_finalize_sections): Change handling of
13220 * sparc.cc: Include "copy-relocs.h".
13221 (class Target_sparc): Change type of copy_relocs_ to variable,
13222 update initializer.
13223 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13224 Change all callers.
13225 (Target_sparc::do_finalize_sections): Change handling of
13227 * x86_64.cc: Include "copy-relocs.h".
13228 (class Target_x86_64): Change type of copy_relocs_ to variable,
13229 update initializer.
13230 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13231 class. Change all callers.
13232 (Target_x86_64::do_finalize_sections): Change handling of
13234 * Makefile.am (CCFILES): Add copy-relocs.cc.
13235 (HFILES): Add copy-relocs.h.
13237 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13239 * testsuite/script_test_4.sh: Permit leading zeroes.
13241 2008-04-15 Ian Lance Taylor <iant@google.com>
13243 * script-sections.cc (Script_sections::create_segments): Use
13244 header_size_adjustment even when there is enough room for the
13246 * testsuite/script_test_4.sh: New file.
13247 * testsuite/script_test_4.t: New file.
13248 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13249 (check_DATA): Add script_test_4.stdout.
13250 (MOSTLYCLEANFILES): Likewise.
13251 (script_test_4): New target.
13252 (script_test_4.stdout): New target.
13253 * testsuite/Makefile.in: Rebuild.
13255 * sparc.cc: Add definitions for Output_data_plt_sparc class
13258 2008-04-14 David S. Miller <davem@davemloft.net>
13260 * sparc.cc: New file.
13261 * Makefile.am (TARGETSOURCES): Add sparc.cc
13262 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13263 * configure.tgt: Document targ_extra_size and
13264 targ_extra_big_endian. Add entries for sparc-* and
13266 * configure.ac: Handle targ_extra_size and
13267 targ_extra_big_endian.
13268 * Makefile.in: Rebuild.
13269 * configure: Likewise.
13270 * po/POTFILES.in: Likewise.
13271 * po/gold.pot: Likewise.
13273 2008-04-14 Ian Lance Taylor <iant@google.com>
13275 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13276 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13277 in the name/type/flags to section mapping. Don't call
13278 allocate_output_section.
13279 (Layout::choose_output_section): Change parameter from adjust_name
13280 to is_input_section. Don't permit input sections after sections
13281 are attached to segments. Don't call allocate_output_section.
13282 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13283 not write_enable_output_section.
13284 (Layout::make_output_section): Don't push to
13285 unattached_section_list_ nor call attach_to_segment. Call
13286 attach_section_to_segment if sections are attached.
13287 (Layout::attach_sections_to_segments): New function.
13288 (Layout::attach_section_to_segment): New function.
13289 (Layout::attach_allocated_section_to_segment): Rename from
13290 attach_to_segment. Remove flags parameter.
13291 (Layout::allocate_output_section): Remove function.
13292 (Layout::write_enable_output_section): Remove function.
13293 * layout.h (class Layout): Update for above changes. Add new
13294 field sections_are_attached_.
13295 * output.h (Output_section::update_flags_for_input_section): New
13297 * output.cc (Output_section::add_input_section): Call
13298 update_flags_for_input_section.
13299 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13301 2008-04-11 Cary Coutant <ccoutant@google.com>
13303 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13304 thought unnecessary.
13305 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13307 2008-04-11 Ian Lance Taylor <iant@google.com>
13309 * output.h (class Output_section_data): Remove inline definition
13311 * output.cc (Output_section_data::set_addralign): New function.
13313 2008-04-11 Cary Coutant <ccoutant@google.com>
13315 Add support for TLS descriptors for i386 and x86_64.
13316 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13317 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13318 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13320 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13321 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13322 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13324 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13325 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13326 Fix problem with initial-exec relocations.
13327 (Target_i386::Relocate::relocate_tls): Likewise.
13328 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13330 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13331 support for section-plus-offset dynamic table entries.
13332 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13333 (Output_data_dynamic::Dynamic_entry): Add support for
13334 section-plus-offset dynamic table entries.
13335 (Output_data_dynamic::Classification): Likewise.
13336 (Output_data_dynamic::classification_): Renamed offset_.
13337 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13338 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13339 (Target_x86_64::make_plt_section): New function.
13340 (Target_x86_64::reserve_tlsdesc_entries): New function.
13341 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13342 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13343 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13344 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13345 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13346 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13347 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13348 add extra PLT entry for TLS descriptors.
13349 (Output_data_plt_x86_64::got_): New field.
13350 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13351 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13353 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13355 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13356 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13357 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13358 R_386_TLS_DESC_CALL relocations.
13359 (Target_x86_64::Scan::global): Likewise.
13360 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13361 for TLS descriptors.
13362 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13363 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13364 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13365 GD-to-IE relaxation.
13366 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13367 and TLS_DESCRIPTORS.
13368 * Makefile.in: Rebuild.
13369 * configure: Rebuild.
13370 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13371 (tls_test_shared2.so): New target.
13372 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13373 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13374 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13375 (tls_shared_gd_to_ie_test_LDADD): New variable.
13376 (tls_shared_gnu2_gd_to_ie_test): New target.
13377 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13379 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13380 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13381 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13382 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13383 (tls_shared_gnu2_test): New target.
13384 (tls_test_gnu2_shared.so): New target.
13385 (tls_shared_gnu2_test_SOURCES): New variable.
13386 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13387 (tls_shared_gnu2_test_LDFLAGS): New variable.
13388 (tls_shared_gnu2_test_LDADD): New variable.
13389 * testsuite/Makefile.in: Rebuild.
13390 * testsuite/Makefile.
13392 2008-04-11 Ian Lance Taylor <iant@google.com>
13394 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13396 * testsuite/Makefile.in: Rebuild.
13398 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13400 * testsuite/script_test_2.cc (main): Adjust test.
13402 2008-04-11 David S. Miller <davem@davemloft.net>
13403 Ian Lance Taylor <iant@google.com>
13405 * options.h (General_options): Add entries for '-Y' and
13407 * options.cc (General_options:finalize): If -Y was used, add those
13408 entries to the library path instead of the default "/lib" and
13411 2008-04-11 David S. Miller <davem@davemloft.net>
13413 * testsuite/justsyms.t: Start at 0x100.
13414 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13415 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13417 * testsuite/script_test_2.cc: Adjust string and section length
13420 2008-04-09 Ian Lance Taylor <iant@google.com>
13423 * script-sections.cc (Sections_element::allocate_to_segment): Add
13425 (Output_section_definition::allocate_to_segment): Likewise.
13426 (Orphan_output_section::allocate_to_segment): Likewise.
13427 (Script_sections::attach_sections_using_phdrs_clause): Don't
13428 propagate non-PT_LOAD segments to orphan sections.
13429 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13430 readelf rather than objdump.
13431 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13432 .interp section and PT_INTERP segment are the same size.
13433 * testsuite/Makefile.in: Rebuild.
13435 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13436 aliases for symbols defined in the same object.
13437 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13438 (weak_alias_test_SOURCES): New variable.
13439 (weak_alias_test_DEPENDENCIES): New variable.
13440 (weak_alias_test_LDFLAGS): New variable.
13441 (weak_alias_test_LDADD): New variable.
13442 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13443 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13444 (weak_alias_test_3.o): New target.
13445 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13446 * testsuite/weak_alias_test_main.cc: New file.
13447 * testsuite/weak_alias_test_1.cc: New file.
13448 * testsuite/weak_alias_test_2.cc: New file.
13449 * testsuite/weak_alias_test_3.cc: New file.
13451 2008-04-08 Ian Lance Taylor <iant@google.com>
13453 * options.h (class General_options): Add --noinhibit-exec option.
13454 * main.cc (main): Check --noinhibit-exec.
13456 * options.h (class General_options): Define --wrap as a special
13457 option. Add wrap_symbols_ field.
13458 (General_options::any_wrap_symbols): New function.
13459 (General_options::is_wrap_symbol): New function.
13460 * options.cc (General_options::parse_wrap): New function.
13461 (General_options::General_options): Initialize wrap_symbols_.
13462 * symtab.cc (Symbol_table::wrap_symbol): New function.
13463 (Symbol_table::add_from_object): Handle --wrap.
13464 * symtab.h (class Symbol_table): Declare wrap_symbol.
13465 * target.h (Target::wrap_char): New function.
13466 (Target::Target_info): Add wrap_char field.
13467 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13468 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13469 * testsuite/testfile.cc (Target_test::test_target_info):
13472 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13475 * layout.h (class Layout): Add added_eh_frame_data_ field.
13476 * layout.cc (Layout::Layout): Initialize new field.
13477 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13478 output section until we find a section we merged successfully.
13479 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13480 that the size be non-zero.
13482 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13485 2008-04-08 Craig Silverstein <csilvers@google.com>
13487 * configure.ac: Export new conditional variable HAVE_ZLIB.
13488 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13490 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13491 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13493 2008-04-07 Ian Lance Taylor <iant@google.com>
13495 * version.cc (version_string): Set to "1.5".
13497 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13498 Add issued_non_pic_error_ field. Declare check_non_pic.
13499 (Target_x86_64::Scan::check_non_pic): New function.
13500 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13501 (Target_x86_64::Scan::global): Likewise.
13503 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13504 addend parameter. Change caller. Handle merge sections.
13505 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13506 Address to Addend. Don't add in the result of
13507 local_section_offset, pass down the addend and use the returned
13509 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13510 Update declarations of local_section_offset and symbol_value.
13511 * testsuite/two_file_test_1.cc (t18): New function.
13512 * testsuite/two_file_test_2.cc (f18): New function.
13513 * testsuite/two_file_test_main.cc (main): Call t18.
13514 * testsuite/two_file_test.h (t18, f18): Declare.
13516 * configure.ac: Don't test for objdump, c++filt, or readelf.
13517 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13519 (TEST_READELF): New variable.
13520 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13521 (check_PROGRAMS): Add two_file_strip_test.
13522 (two_file_strip_test): New target.
13523 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13524 (two_file_same_shared_strip_test_SOURCES): New variable.
13525 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13526 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13527 (two_file_same_shared_strip_test_LDADD): New variable.
13528 (two_file_shared_strip.so): New target.
13529 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13530 (ver_test_5.syms, ver_test_7.syms): Likewise.
13531 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13532 (strip_test_3.stdout): Use TEST_OBJDUMP.
13533 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13535 2008-04-04 Cary Coutant <ccoutant@google.com>
13537 * symtab.h (Symbol::is_weak_undefined): New function.
13538 (Symbol::is_strong_undefined): New function.
13539 (Symbol::is_absolute): New function.
13540 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13541 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13543 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13544 (weak_undef_test): New target.
13545 * testsuite/Makefile.in: Rebuild.
13546 * testsuite/weak_undef_file1.cc: New file.
13547 * testsuite/weak_undef_file2.cc: New file.
13548 * testsuite/weak_undef_test.cc: New file.
13550 2008-04-03 Craig Silverstein <csilvers@google.com>
13552 * compressed_output.h (class Output_compressed_section): Use
13554 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13556 (zlib_compressed_suffix): Removed.
13557 (Output_compressed_section::set_final_data_size): Use unsigned
13559 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13560 Fix linker invocation.
13561 (flagstest_o_specialfile_and_compress_debug_sections):
13563 * testsuite/Makefile.in: Regenerated.
13565 2008-04-02 David S. Miller <davem@davemloft.net>
13567 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13568 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13570 2008-04-02 Craig Silverstein <csilvers@google.com>
13574 2008-04-02 Ian Lance Taylor <iant@google.com>
13576 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13577 parameters. Update for new key type to views_. Change all
13579 (File_read::read): Adjust for byteshift in returned view.
13580 (File_read::add_view): New function, broken out of
13581 find_and_make_view.
13582 (File_read::make_view): New function, broken out of
13583 find_and_make_view.
13584 (File_read::find_or_make_view): Add offset and aligned
13585 parameters. Rewrite accordingly. Change all callers.
13586 (File_read::get_view): Add offset and aligned parameters. Adjust
13587 for byteshift in return value.
13588 (File_read::get_lasting_view): Likewise.
13589 * fileread.h (class File_read): Update declarations.
13590 (class File_read::View): Add byteshift_ field. Add byteshift to
13591 constructor. Add byteshift method.
13592 * archive.h (Archive::clear_uncached_views): New function.
13593 (Archive::get_view): Add aligned parameter. Change all callers.
13594 * object.h (Object::get_view): Add aligned parameter. Change all
13596 (Object::get_lasting_view): Likewise.
13598 * fileread.cc (File_read::release): Don't call clear_views if
13599 there are multiple objects.
13600 * fileread.h (File_read::clear_uncached_views): New function.
13601 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13604 2008-03-31 Cary Coutant <ccoutant@google.com>
13606 Add thin archive support.
13607 * archive.cc (Archive::armagt): New const.
13608 (Archive::setup): Remove task parameter and calls to unlock.
13609 (Archive::unlock_nested_archives): New function.
13610 (Archive::read_header): Add nested_off parameter. Change
13612 (Archive::interpret_header): Likewise.
13613 (Archive::include_all_members): Change to handle thin
13615 (Archive::include_member): Likewise.
13616 * archive.h (Archive::Archive): Add new parameters and
13618 (Archive::armagt): New const.
13619 (Archive::setup): Remove task parameter.
13620 (Archive::unlock_nested_archives): New function.
13621 (Archive::read_header): Add nested_off parameter.
13622 (Archive::interpret_header): Likewise.
13623 (Archive::Nested_archive_table): New typedef.
13624 (Archive::is_thin_archive_): New field.
13625 (Archive::nested_archives_): New field.
13626 (Archive::options_): New field.
13627 (Archive::dirpath_): New field.
13628 (Archive::task_): New field.
13629 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13630 for thin archives. Pass additional parameters to
13631 Archive::Archive. Unlock the archive file after calling
13634 2008-03-29 Ian Lance Taylor <iant@google.com>
13636 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13637 version symbol to be local.
13638 * testsuite/ver_test_4.sh: New file.
13639 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13640 (check_DATA): Add ver_test_4.syms.
13641 (ver_test_4.syms): New target.
13642 * testsuite/Makefile.in: Rebuild.
13645 (Output_section::Input_section_sort_entry::has_priority): New
13647 (Output_section::Input_section_sort_entry::match_file_name): New
13649 (Output_section::Input_section_sort_entry::match_section_name):
13651 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13653 (Output_section::Input_section_sort_entry::match_section_file):
13655 (Output_section::Input_section_sort_compare::operator()): Rewrite
13656 using new Input_section_sort_entry functions. Sort crtbegin and
13657 crtend first. Sort sections with no priority before sections with
13659 * testsuite/initpri1.c (d3): Check j != 4.
13660 (cd5): New constructor/destructor function.
13661 (main): Check j != 2.
13663 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13664 new symbol when resolving, don't call set_is_default.
13665 * testsuite/ver_test_7.cc: New file.
13666 * testsuite/ver_test_7.sh: New file.
13667 * testsuite/Makefile.am (ver_test_7.so): New target.
13668 (ver_test_7.o): New target.
13669 (check_SCRIPTS): Add ver_test_7.sh.
13670 (check_DATA): Add ver_test_7.syms.
13671 (ver_test_7.syms): New target.
13673 2008-03-28 Ian Lance Taylor <iant@google.com>
13675 * layout.cc (Layout::layout): If we see an input section with a
13676 name that needs sorting, set the must_sort flag for the output
13678 (Layout::make_output_section): If the name of the output section
13679 indicates that it might require sorting, set the may_sort flag.
13680 * output.h (Output_section::may_sort_attached_input_sections): New
13682 (Output_section::set_may_sort_attached_input_sections): New
13684 (Output_section::must_sort_attached_input_sections): New
13686 (Output_section::set_must_sort_attached_input_sections): New
13688 (class Output_section): Declare Input_section_sort_entry. Define
13689 Input_section_sort_compare. Declare
13690 sort_attached_input_sections. Add new fields:
13691 may_sort_attached_input_sections_,
13692 must_sort_attached_input_sections_,
13693 attached_input_sections_are_sorted_.
13694 * output.cc (Output_section::Output_section): Initialize new
13696 (Output_section::add_input_section): Add an entry to
13697 input_sections_ if may_sort or must_sort are true.
13698 (Output_section::set_final_data_size): Call
13699 sort_attached_input_sections if necessary.
13700 (Output_section::Input_section_sort_entry): Define new class.
13701 (Output_section::Input_section_sort_compare::operator()): New
13703 (Output_section::sort_attached_input_sections): New function.
13704 * configure.ac: Check whether the compiler supports constructor
13705 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13706 * testsuite/initpri1.c: New file.
13707 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13708 CONSTRUCTOR_PRIORITY.
13709 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13710 (initpri1_LDFLAGS): New variable.
13711 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13713 2008-03-27 Ian Lance Taylor <iant@google.com>
13715 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13716 * testsuite/common_test_1.c: New file.
13717 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13718 (common_test_1_SOURCES): New variable.
13719 (common_test_1_DEPENDENCIES): New variable.
13720 (common_test_1_LDFLAGS): New variable.
13722 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13723 and commons_ correctly when NAME/VERSION does not override
13725 * testsuite/ver_test_6.c: New file.
13726 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13727 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13728 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13730 2008-03-26 Ian Lance Taylor <iant@google.com>
13732 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13733 of an undefined symbol from a version script.
13734 * testsuite/Makefile.am (ver_test_5.so): New target.
13735 (ver_test_5.o): New target.
13736 (check_SCRIPTS): Add ver_test_5.sh.
13737 (check_DATA): Add ver_test_5.syms.
13738 (ver_test_5.syms): New target.
13739 * testsuite/ver_test_5.cc: New file.
13740 * testsuite/ver_test_5.script: New file.
13741 * testsuite/ver_test_5.sh: New file.
13742 * Makefile.in, testsuite/Makefile.in: Rebuild.
13745 Fix problems building gold with gcc 4.3.0.
13746 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13747 (gold_error_at_location, gold_warning_at_location): Use it.
13748 * configure.ac: Check whether we can compile and use a template
13749 function with a printf attribute.
13750 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13751 when jumping over bytes.
13752 * object.cc: Instantiate Object::read_section_data.
13753 * debug.h: Include <cstring>
13754 * dwarf_reader.cc: Include <algorithm>
13755 * main.cc: Include <cstring>.
13756 * options.cc: Include <cstring>.
13757 * output.cc: Include <cstring>.
13758 * script.cc: Include <cstring>.
13759 * script.h: Include <string>.
13760 * symtab.cc: Include <cstring> and <algorithm>.
13761 * target-select.cc: Include <cstring>.
13762 * version.cc: Include <string>.
13763 * testsuite/testmain.cc: Include <cstdlib>.
13764 * configure, config.in: Rebuild.
13766 2008-03-25 Ian Lance Taylor <iant@google.com>
13768 * options.cc: Include "../bfd/bfdver.h".
13769 (options::help): Print bug reporting address.
13771 * version.cc (print_version): Adjust output for current value of
13772 BFD_VERSION_STRING.
13776 * options.cc (options::help): Print list of supported targets.
13777 * target-select.h: Include <vector>.
13778 (class Target_selector): Make machine_, size_, and is_big_endian_
13779 fields const. Add bfd_name_ and instantiated_target_ fields.
13780 (Target_selector::Target_selector): Add bfd_name parameter.
13781 (Target_selector::recognize): Make non-virtual, call
13783 (Target_selector::recognize_by_name): Make non-virtual, call
13784 do_recognize_by_name.
13785 (Target_selector::supported_names): New function.
13786 (Target_selector::bfd_name): New function.
13787 (Target_selector::do_instantiate_target): New pure virtual
13789 (Target_selector::do_recognize): New virtual function.
13790 (Target_selector::do_recognize_by_name): New virtual function.
13791 (Target_selector::instantiate_target): New private function.
13792 (supported_target_names): Declare.
13793 * target-select.cc (Target_selector::Target_selector): Update for
13794 new parameter and fields.
13795 (select_target_by_name): Check that the name matches before
13796 calling recognize_by_name.
13797 (supported_target_names): New function.
13798 * i386.cc (class Target_selector_i386): Update Target_selector
13799 constructor call. Remove recognize and recognize_by_name. Add
13800 do_instantiate_target.
13801 * x86_64.cc (class Target_selector_x86_64): Likewise.
13802 * testsuite/testfile.cc (class Target_selector_test): Update for
13803 changes to Target_selector.
13805 * README: Rewrite, with some notes on unsupported features.
13807 2008-03-24 Cary Coutant <ccoutant@google.com>
13809 * i386.cc (Target_i386::Got_type): New enum declaration.
13810 (Target_i386::Scan::local): Updated callers of Output_data_got
13812 (Target_i386::Scan::global): Likewise.
13813 (Target_i386::Relocate::relocate): Likewise.
13814 (Target_i386::Relocate::relocate_tls): Likewise.
13815 * object.h (Got_offset_list): New class.
13816 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13817 (Sized_relobj::local_got_offset): Likewise.
13818 (Sized_relobj::set_local_got_offset): Likewise.
13819 (Sized_relobj::local_has_tls_got_offset): Removed.
13820 (Sized_relobj::local_tls_got_offset): Removed.
13821 (Sized_relobj::set_local_tls_got_offset): Removed.
13822 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13823 * output.cc (Output_data_got::add_global): Added got_type parameter.
13824 (Output_data_got::add_global_with_rel): Likewise.
13825 (Output_data_got::add_global_with_rela): Likewise.
13826 (Output_data_got::add_global_pair_with_rel): New function.
13827 (Output_data_got::add_global_pair_with_rela): New function.
13828 (Output_data_got::add_local): Added got_type parameter.
13829 (Output_data_got::add_local_with_rel): Likewise.
13830 (Output_data_got::add_local_with_rela): Likewise.
13831 (Output_data_got::add_local_pair_with_rel): New function.
13832 (Output_data_got::add_local_pair_with_rela): New function.
13833 (Output_data_got::add_global_tls): Removed.
13834 (Output_data_got::add_global_tls_with_rel): Removed.
13835 (Output_data_got::add_global_tls_with_rela): Removed.
13836 (Output_data_got::add_local_tls): Removed.
13837 (Output_data_got::add_local_tls_with_rel): Removed.
13838 (Output_data_got::add_local_tls_with_rela): Removed.
13839 * output.h (Output_data_got::add_global): Added got_type parameter.
13840 (Output_data_got::add_global_with_rel): Likewise.
13841 (Output_data_got::add_global_with_rela): Likewise.
13842 (Output_data_got::add_global_pair_with_rel): New function.
13843 (Output_data_got::add_global_pair_with_rela): New function.
13844 (Output_data_got::add_local): Added got_type parameter.
13845 (Output_data_got::add_local_with_rel): Likewise.
13846 (Output_data_got::add_local_with_rela): Likewise.
13847 (Output_data_got::add_local_pair_with_rel): New function.
13848 (Output_data_got::add_local_pair_with_rela): New function.
13849 (Output_data_got::add_global_tls): Removed.
13850 (Output_data_got::add_global_tls_with_rel): Removed.
13851 (Output_data_got::add_global_tls_with_rela): Removed.
13852 (Output_data_got::add_local_tls): Removed.
13853 (Output_data_got::add_local_tls_with_rel): Removed.
13854 (Output_data_got::add_local_tls_with_rela): Removed.
13855 * resolve.cc (Symbol::override_base_with_special): Removed
13856 reference to has_got_offset_ field.
13857 * symtab.cc (Symbol::init_fields): Replaced initialization
13858 of got_offset_ with got_offsets_. Removed initialization
13860 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13861 (Symbol::got_offset): Likewise.
13862 (Symbol::set_got_offset): Likewise.
13863 (Symbol::has_tls_got_offset): Removed.
13864 (Symbol::tls_got_offset): Removed.
13865 (Symbol::set_tls_got_offset): Removed.
13866 (Symbol::got_offset_): Removed.
13867 (Symbol::tls_mod_got_offset_): Removed.
13868 (Symbol::tls_pair_got_offset_): Removed.
13869 (Symbol::got_offsets_): New field.
13870 (Symbol::has_got_offset): Removed.
13871 (Symbol::has_tls_mod_got_offset): Removed.
13872 (Symbol::has_tls_pair_got_offset): Removed.
13873 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13874 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13876 (Target_x86_64::Scan::global): Likewise.
13877 (Target_x86_64::Relocate::relocate): Likewise.
13878 (Target_x86_64::Relocate::relocate_tls): Likewise.
13880 2008-03-25 Ben Elliston <bje@au.ibm.com>
13882 * yyscript.y: Fix spelling error in comment.
13884 2008-03-24 Ian Lance Taylor <iant@google.com>
13886 * options.h (class General_options): Define build_id option.
13887 * layout.h (class Layout): Declare write_build_id, create_note,
13888 create_build_id. Add build_id_note_ member.
13889 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13890 "libiberty.h", "md5.h", "sha1.h".
13891 (Layout::Layout): Initialize eh_frame_data_,
13892 eh_frame_hdr_section_, and build_id_note_.
13893 (Layout::finalize): Call create_build_id.
13894 (Layout::create_note): New function, broken out of
13895 Layout::create_gold_note.
13896 (Layout::create_gold_note): Call create_note.
13897 (Layout::create_build_id): New function.
13898 (Layout::write_build_id): New function.
13899 (Close_task_runner::run): Call write_build_id.
13901 * x86_64.cc: Correct license to GPLv3.
13903 2008-03-23 Ian Lance Taylor <iant@google.com>
13905 * options.cc: Include "demangle.h".
13906 (parse_optional_string): New function.
13907 (parse_long_option): Handle takes_optional_argument.
13908 (parse_short_option): Update dash_z initializer. Handle
13909 takes_optional_argument.
13910 (General_options::General_options): Initialize do_demangle_.
13911 (General_options::finalize): Set do_demangle_. Handle demangling
13913 * options.h (parse_optional_string): Declare.
13914 (struct One_option): Add optional_arg field. Update constructor.
13915 Update call constructor calls. Add takes_optional_argument
13917 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13918 (DEFINE_optional_string): Define.
13919 (General_options::demangle): Change from DEFINE_bool to
13920 DEFINE_optional_string.
13921 (General_options::no_demangle): New function.
13922 (General_options::do_demangle): New function.
13923 (General_options::set_do_demangle): New function.
13924 (General_options::execstack_status_): Move definition to end of
13926 (General_options::static_): Likewise.
13927 (General_options::do_demangle_): New field.
13928 * object.cc (big_endian>::get_symbol_location_info): Call
13929 Options::do_demangle, not Options::demangle.
13930 * symtab.cc (demangle): Likewise.
13932 2008-03-22 Ian Lance Taylor <iant@google.com>
13934 * gold.h: Include <cstddef> and <sys/types.h>
13935 * options.h: Include <cstring>.
13937 2008-03-21 Ian Lance Taylor <iant@google.com>
13939 * Added source code to GNU binutils.