1 2012-10-18 Alan Modra <amodra@gmail.com>
4 * object.cc (Relobj::is_section_name_included): Also match
5 .sdata personality section.
7 2012-10-18 Alan Modra <amodra@gmail.com>
9 * target-reloc.h (class Default_comdat_behavior): New, package up..
10 (get_comdat_behaviour): ..this.
11 (relocate_section): Add Relocate_comdat_behavior template arg,
13 * arm.cc (Target_arm::relocate_section): Adjust to suit.
14 (Target_arm::scan_reloc_section): Likewise.
15 * i386.cc (Target_i386::relocate_section): Likewise.
16 * sparc.cc (Target_sparc::relocate_section): Likewise.
17 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
18 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
19 * powerpc.cc (class Relocate_comdat_behavior): New.
20 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
21 gold::relocate_section with new template arg.
23 2012-10-18 Alan Modra <amodra@gmail.com>
25 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
26 dynamic relocs for GOT_TPREL got entries, without symbol if
28 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
29 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
30 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
32 2012-10-17 Alan Modra <amodra@gmail.com>
35 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
37 2012-10-16 Sriraman Tallam <tmsriram@google.com>
39 * layout.cc (Layout::include_section): Keep sections marked
40 SHF_EXCLUDE when doing relocatable links.
42 2012-10-16 Alan Modra <amodra@gmail.com>
44 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
45 (Target_powerpc::do_finalize_sections): Call it.
46 (Output_data_save_res): New class and supporting functions.
47 (Target_powerpc::symval_for_branch): Only look up .opd entry for
48 normal symbols defined in object files.
50 2012-10-12 Alan Modra <amodra@gmail.com>
52 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
53 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
54 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
55 section if scan_opd_relocs not yet called.
56 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
58 2012-10-12 Alan Modra <amodra@gmail.com>
60 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
61 add_local_ifunc_entry): Revert last change.
62 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
64 2012-10-05 Alan Modra <amodra@gmail.com>
66 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
67 do_plt_address_for_global): New functions.
68 (Output_data_got_powerpc::do_write): Don't segfault when linking
70 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
71 add_local_ifunc_entry): Return true on adding entry..
72 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
73 glink->add_entry call. Remove unused symtab param. Adjust calls.
74 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
75 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
77 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
78 syms here. Do so even when no .iplt. Don't segfault when linking
80 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
81 new variants without reloc param.
82 (Glink_sym_ent::Glink_sym_ent): Likewise.
83 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
84 reloc when refs will resolve to plt call stub.
85 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
86 R_PPC_PLTREL24 to resolve locally.
87 (Target_powerpc::Scan::global): Correct ifunc handling.
88 (Target_powerpc::Relocate::relocate): Correct local sym glink
89 lookup. Don't destroy "value" when we have a plt call stub,
90 and when checking plt call validity.
91 (Target_powerpc::do_dynsym_value): Simplify.
93 2012-10-05 Alan Modra <amodra@gmail.com>
95 * i386.cc (Output_data_plt_i386::address_for_global,
96 address_for_local): Add plt offset to returned value. Adjust uses.
97 * sparc.cc (Output_data_plt_sparc::address_for_global,
98 address_for_local): Likewise.
99 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
100 address_for_local): Likewise.
101 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
102 address_for_local): Likewise.
103 * target.h (Target::plt_address_for_global, plt_address_for_local):
105 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
106 (Output_data_got::Got_entry::write): Nor here.
107 * output.h: Comment fix.
109 2012-10-02 Jiong Wang <jiwang@tilera.com>
111 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
112 global_offset_table_ value for larget got.
113 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
115 2012-09-29 Alan Modra <amodra@gmail.com>
117 * powerpc.cc (Target_powerpc::iplt_): New output section.
118 (Target_powerpc::iplt_section, make_iplt_section,
119 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
120 (Target_powerpc::make_plt_entry): Handle ifunc syms.
121 Target_powerpc::plt_entry_count): Count iplt entries too.
122 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
123 reloc section in constructor. New params.
124 (Target_powerpc::make_plt_section): Create reloc section here instead.
125 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
127 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
128 (Output_data_glink::add_entry, find_entry): New functions to
129 deal with local syms.
130 (Glink_sym_ent): Add support for local syms.
131 (Output_data_glink::do_write): Handle ifunc plt entries.
132 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
133 (Target_powerpc::Scan::local, global): Handle ifunc syms.
134 (Target_powerpc::Relocate::relocate): Likewise.
135 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
137 2012-09-25 Alan Modra <amodra@gmail.com>
139 * object.h (Sized_relobj_file::adjust_local_symbol,
140 do_adjust_local_symbol): New functions.
141 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
142 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
143 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
144 and irregular opd entry spacing.
145 (Powerpc_relobj::do_read_relocs): Add opd size checks.
146 (Global_symbol_visitor_opd): New functor.
147 (Target_powerpc::do_finalize_sections): Omit global symbols defined
148 on deleted opd entries.
150 2012-09-15 Jiong Wang <jiwang@tilera.com>
152 * tilegx.cc: New file.
153 * Makefile.am (TARGETSOURCES): Add tilegx.cc
154 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
155 * configure.tgt: Add entries for tilegx*.
156 * configure.ac: Likewise.
157 * Makefile.in: Rebuild.
158 * configure: Likewise.
159 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
162 2012-09-13 Alan Modra <amodra@gmail.com>
164 * target-reloc.h (scan_relocs): Call scan.local for relocs
165 against symbols in discarded sections. Pass is_discarded
167 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
168 Add is_discarded param.
169 * powerpc (Target_powerpc::Scan::local): Likewise. Use
170 is_discarded to flag opd entry as discarded. Don't emit dyn
171 relocs on such entries.
172 (Target_powerpc::Scan::global): Similarly detect and handle
174 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
175 opd_ent_. Update all uses.
176 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
177 (Target_powerpc::relocate_section): Zero out discarded opd
180 2012-09-12 Ian Lance Taylor <iant@google.com>
183 * output.cc: Rename Output_data_got template parameter from size
184 to got_size for all functions. Compile all variants of
186 (Output_data_got::Got_entry::write): Correct use of size for
187 symbol value. Use local_is_tls rather than casting to
189 * object.h (class Object): Add local_is_tls and do_local_is_tls.
190 (class Sized_relobj_file): Add do_local_is_tls.
191 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
193 2012-09-11 Alan Modra <amodra@gmail.com>
196 * layout.cc (Layout::set_segment_offsets): When using
197 common-page-size alignment, ensure we are on a new max-page-size
199 * output.cc (Output_segment::set_section_addresses): Use
200 abi_pagesize, not common_pagesize for relro boundary.
201 (Output_segment::set_offset): Likewise.
203 2012-09-11 Alan Modra <amodra@gmail.com>
205 * output.h (Output_data_got::add_global_tls, add_local_tls,
206 add_local_tls_pair): New functions.
207 (Output_data_got::add_local_pair_with_rel): Remove second
208 reloc param. Expand comment.
209 (Output_data_got::Got_entry): Rename use_plt_offset_ to
210 use_plt_or_tls_offset_, similarly for constructor param.
211 (Output_data_got::Got_entry::write): Add got_index param.
212 * output.cc (Output_data_got::add_global_tls, add_local_tls,
213 add_local_tls_pair): New functions.
214 (Output_data_got::Got_entry::write): Handle tls symbols
215 with use_plt_or_tls_offset_ set specially.
216 (Output_data_got::add_local_pair_with_rel): Only one reloc.
217 (Output_data_got::do_write): Replace iterator with index, pass
218 index to entry write function.
219 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
220 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
221 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
223 * i386.cc (Target_i386::Scan::local): Likewise.
224 * sparc.cc (Target_sparc::Scan::local): Likewise.
225 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
226 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
227 do_tls_offset_for_global): New functions.
228 (Target_powerpc::Scan::local): Correct TLS relocations and got
230 (Target_powerpc::Scan::global): Don't emit unnecessary
231 dynamic relocations on TLS GOT entries.
233 2012-09-10 Matthias Klose <doko@ubuntu.com>
235 * config.in: Disable sanity check for kfreebsd.
237 2012-09-10 Sterling Augustine <saugustine@google.com>
239 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
240 (Gdb_index::pubtypes_read): New parameter.
241 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
243 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
246 2012-09-09 Alan Modra <amodra@gmail.com>
248 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
249 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
250 * gc.h (gc_process_relocs): Call target gc_add_reference.
251 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
252 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
253 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
255 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
256 to cater for when we don't need code offset. Update use.
257 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
258 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
259 set_opd_valid): New functions.
260 (Target_powerpc::do_gc_add_reference): New function.
261 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
263 (Target_powerpc::do_gc_mark_symbol): New function.
265 2012-09-06 Cary Coutant <ccoutant@google.com>
267 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
268 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
269 (Dwarf_die::skip_attributes): Likewise.
270 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
271 * testsuite/gdb_index_test.cc (inline_func_1): New function.
273 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
275 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
277 * testsuite/script_test_3.t: Add .got.plt output section
279 * testsuite/script_test_4.t: Likewise.
281 2012-09-05 Alan Modra <amodra@gmail.com>
283 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
284 update all uses and lose "enum" when using type.
286 2012-09-05 Alan Modra <amodra@gmail.com>
288 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
289 * configure: Regenerate.
290 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
291 (plugin_final_layout.stdout): Likewise.
292 (memory_test): Set page sizes to 0x1000.
293 * testsuite/Makefile.in: Regenerate.
294 * testsuite/discard_locals_test.sh: Add FIXME comment.
295 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
296 * testsuite/pr14265.t: Add .got output section statement.
297 * testsuite/script_test_2.t: Likewise.
298 * testsuite/script_test_3.t: Likewise.
299 * testsuite/script_test_4.t: Likewise.
300 * testsuite/script_test_5.t: Likewise.
301 * testsuite/script_test_6.t: Likewise.
302 * testsuite/script_test_7.t: Likewise.
303 * testsuite/script_test_9.t: Likewise.
305 2012-09-05 Alan Modra <amodra@gmail.com>
307 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
308 (Powerpc_relocate_functions::Status): New typedef.
309 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
310 (Target_powerpc::Scan::local): Handle REL64.
311 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
313 (Target_powerpc::symval_for_branch): New function, extracted from..
314 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
315 checks. Report overflow errors.
317 2012-09-05 Alan Modra <amodra@gmail.com>
319 * object.h (Sized_relobj_file::emit_relocs): Delete.
320 (Sized_relobj_file::emit_relocs_reltype): Delete.
321 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
322 relocate_relocs for --emit-relocs.
323 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
324 * output.h: Update comment.
325 (Output_segment::first_section): New function.
326 (Output_segment::first_section_load_address): Use first_section.
327 * output.cc (Output_segment::first_section): New function extracted..
328 (Output_segment::first_section_load_address): ..from here. Delete.
329 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
330 * target.h (Sized_target::relocate_for_relocatable): Likewise.
331 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
332 adjust call to target.h function.
333 * i386.cc (Target_i386): Likewise.
334 * sparc.cc (Target_sparc): Likewise.
335 * x86_64.cc (Target_x86_64): Likewise.
336 * powerpc.cc (Target_powerpc): Likewise.
337 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
338 first tls section has section symbol for optimised local dynamic
340 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
341 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
343 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
344 Rename to relocate_relocs. Update error message.
346 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
348 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
351 2012-08-31 Alan Modra <amodra@gmail.com>
353 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
354 (Powerpc_relobj::toc_base_offset): New stub function.
355 (Target_powerpc): Add tp_offset, dtp_offset. Rename
356 got_mod_index_offset to tlsld_got_offset. Update all refs.
357 (Target_powerpc::Relocate::enum skip_tls): New.
358 (Target_powerpc::call_tls_get_addr_): New var.
359 (Target_powerpc::is_branch_reloc): Move to file scope.
360 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
361 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
363 (Target_powerpc::enum Got_type): Delete old values, add new ones.
364 (powerpc_info): Correct common_pagesize for ppc64.
365 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
366 (Powerpc_relocate_functions): Add overflow check enums and functions.
367 Add non-shift version of rela, rela_ua. Delete all rel public
368 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
369 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
370 addr16_ha3, addr14 functions.
371 (Output_data_got_powerpc::add_constant_pair): New function.
372 (Output_data_got_powerpc::got_base_offset): Likewise.
373 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
374 (instruction constants): Sort, add some more.
375 (Output_data_glink::do_write): Add and use Address typedef. Use
376 object->toc_base_offset() stub for 64-bit.
377 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
378 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
379 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
380 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
381 Always treat .opd relocs as against locally defined symbol.
382 Correct condition for RELATIVE relocs.
383 (Target_powerpc::do_finalize_sections): Test for NULL sections.
384 (Target_powerpc::Relocate::relocate): Use plt call stub as value
385 for 32-bit syms with a plt entry. Correct ppc64 toc base
386 calculations. Handle TLS relocs, and more. Add overflow
387 checking and adjust for Powerpc_relocate_functions changes.
388 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
389 Reinstate --emit-relocs code with FIXME.
391 2012-08-30 Alan Modra <amodra@gmail.com>
393 * layout.cc (Layout::set_segment_offsets): Set p_align to
394 abi_pagesize, not common_pagesize.
395 (Layout::relaxation_loop_body): Similarly use abi_pagesize
396 to determine whether file header can go in segment.
398 2012-08-30 Alan Modra <amodra@gmail.com>
400 * output.h (Output_reloc::Output_reloc <output section>): Add
401 is_relative param. Adjust calls.
402 (Output_reloc::add_output_section_relative): New functions.
403 * output.cc (Output_reloc::Output_reloc <output section>): Handle
405 (Output_reloc::symbol_value): Handle SECTION_CODE.
407 2012-08-24 Sriraman Tallam <tmsriram@google.com>
409 * gold.cc (queue_middle_tasks): Call layout again when unique
410 segments for sections is desired.
411 * layout.cc (Layout::Layout): Initialize new members.
412 (Layout::get_output_section_flags): New function.
413 (Layout::choose_output_section): Call get_output_section_flags.
414 (Layout::layout): Make output section for mapping to a unique segment.
415 (Layout::insert_section_segment_map): New function.
416 (Layout::attach_allocated_section_to_segment): Make unique segment for
417 output sections marked so.
418 (Layout::segment_precedes): Check for unique segments when sorting.
419 * layout.h (Layout::Unique_segment_info): New struct.
420 (Layout::Section_segment_map): New typedef.
421 (Layout::insert_section_segment_map): New function.
422 (Layout::get_output_section_flags): New function.
423 (Layout::is_unique_segment_for_sections_specified): New function.
424 (Layout::set_unique_segment_for_sections_specified): New function.
425 (Layout::unique_segment_for_sections_specified_): New member.
426 (Layout::section_segment_map_): New member.
427 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
428 Rename is_gc_pass_one to is_pass_one.
429 Rename is_gc_pass_two to is_pass_two.
430 Rename is_gc_or_icf to is_two_pass.
431 Check for which pass based on whether symbols data is present.
432 Make it two pass when unique segments for sections is desired.
433 * output.cc (Output_section::Output_section): Initialize new
435 * output.h (Output_section::is_unique_segment): New function.
436 (Output_section::set_is_unique_segment): New function.
437 (Output_section::is_unique_segment_): New member.
438 (Output_section::extra_segment_flags): New function.
439 (Output_section::set_extra_segment_flags): New function.
440 (Output_section::extra_segment_flags_): New member.
441 (Output_section::segment_alignment): New function.
442 (Output_section::set_segment_alignment): New function.
443 (Output_section::segment_alignment_): New member.
444 (Output_segment::Output_segment): Initialize is_unique_segment_.
445 (Output_segment::is_unique_segment): New function.
446 (Output_segment::set_is_unique_segment): New function.
447 (Output_segment::is_unique_segment_): New member.
448 * plugin.cc (allow_unique_segment_for_sections): New function.
449 (unique_segment_for_sections): New function.
450 (Plugin::load): Add new functions to transfer vector.
451 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
452 * Makefile.in: Regenerate.
453 * testsuite/plugin_final_layout.sh: Check if unique segment
455 * testsuite/plugin_section_order.c (onload): Check if new interfaces
457 (allow_unique_segment_for_sections): New global.
458 (unique_segment_for_sections): New global.
459 (claim_file_hook): Call allow_unique_segment_for_sections.
460 (all_symbols_read_hook): Call unique_segment_for_sections.
462 2012-08-22 Cary Coutant <ccoutant@google.com>
464 * layout.cc (Layout::include_section): Don't assert on GROUP
465 sections with --emit-relocs.
467 2012-08-21 Cary Coutant <ccoutant@google.com>
469 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
470 if --export-dynamic-symbol names an undef symbol.
472 2012-08-18 Alan Modra <amodra@gmail.com>
474 * powerpc.cc: Formatting and white space.
475 (Powerpc_relobj): Rename got2_section_ to special_.
476 Add opd_ent_shndx_ and opd_ent_off_ vectors.
477 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
478 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
479 (Target_powerpc): Add Address typedef and invalid_address. Use
481 (Target_powerpc::is_branch_reloc): New function.
482 (Powerpc_relocate_functions): Add Address typedef, use throughout.
483 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
484 for dst_mask, value and addend.
485 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
486 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
487 (Output_data_glink::do_write): Correct toc base. Don't try to use
488 uint16_t for 24-bit offset. Use get_output_section_offset and
490 (Target_powerpc::Scan::local): Handle more relocs.
491 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
492 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
493 Plug in toc restoring insn after plt calls. Translate branches
494 to function descriptor symbols to corresponding entry point.
495 (Target_powerpc::relocate_for_relocatable): Check return from
496 get_output_section_offset.
497 * symtab.h: Comment typo.
499 2012-08-14 Ian Lance Taylor <iant@google.com>
501 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
502 unsupported_relocal_local to call unsupported_reloc_global.
504 2012-08-14 Nick Clifton <nickc@redhat.com>
507 * script-sections.cc (Sections_element::output_section_name): Add
508 keep return parameter.
509 (Output_section_element::match_name): Add keep return parameter.
510 Return the value of the keep_ member.
511 * script-sections.h (class Output_section): Update
512 output_section_name prototype.
513 * layout.cc (Layout::keep_input_section): New public member
515 (Layout::choose_output_section): Pass keep parameter to
517 * layout.h (class Layout): Add keep_input_section.
518 * object.cc (Sized_relobj_file::do_layout): Check for kept input
520 * testsuite/Makefile.am: Add a test.
521 * testsuite/Makefile.in: Regenerate.
522 * testsuite/pr14265.c: Source file for the test.
523 * testsuite/pr14265.t: Linker script for the test.
524 * testsuite/pr14265.sh: Shell script for the test.
526 2012-08-14 Alan Modra <amodra@gmail.com>
528 * target.h (Target::output_section_name): New function.
529 (Target::do_output_section_name): New function.
530 * layout.cc (Layout::choose_output_section): Call the above.
531 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
533 2012-08-14 Alan Modra <amodra@gmail.com>
535 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
536 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
537 for replace_constant call.
538 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
539 (Output_data_glink::do_print_to_mapfile): New function.
540 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
541 (Target_powerpc::Relocate::relocate): Likewise.
543 2012-08-14 Alan Modra <amodra@gmail.com>
545 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
546 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
547 (Output_data_glink::add_entry,find_entry): Remove shndx param.
548 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
549 all references to shndx_. Handle special case for R_PPC_PLTREL24
551 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
552 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
553 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
555 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
556 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
558 2012-08-12 Alan Modra <amodra@gmail.com>
560 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
561 (glink insn constants): Use uint32_t.
562 (Output_data_glink::add_entry): Use insert, not [] operator.
564 2012-08-11 Alan Modra <amodra@gmail.com>
566 * object.h (Sized_relobj_file::find_shdr): New function.
567 (Sized_relobj_file::find_special_sections): New function.
568 * object.cc (Sized_relobj_file::find_shdr): New function.
569 (Sized_relobj_file::find_eh_frame): Use find_shdr.
570 (Sized_relobj_file::find_special_sections): New function, split out..
571 (Sized_relobj_file::do_read_symbols): ..from here.
572 * output.h (Output_data_got::replace_constant): New function.
573 (Output_data_got::num_entries): New function.
574 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
575 (Output_data_got::got_offset): Protected rather than private.
576 (Output_data_got::replace_got_entry): New function.
577 * output.cc (Output_data_got::replace_got_entry): New function.
578 * powerpc.cc (class Powerpc_relobj): New.
579 (class Powerpc_relocate_functions): Delete all psymval variants or
580 convert to value,addend type. Delete pcrela, pcrela_unaligned.
581 Implement _ha functions using corresponding _hi function.
582 (Powerpc_relobj::find_special_sections): New function.
583 (Target_powerpc::do_make_elf_object): New function.
584 (class Output_data_got_powerpc): New.
585 (class Output_data_glink): New.
586 (class Powerpc_scan_relocatable_reloc): New.
587 Many more changes througout file.
589 2012-08-09 Nick Clifton <nickc@redhat.com>
591 * po/vi.po: Updated Vietnamese translation.
593 2012-08-07 Ian Lance Taylor <iant@google.com>
595 * layout.cc (Layout::add_target_dynamic_tags): If
596 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
599 2012-07-30 Nick Clifton <nickc@redhat.com>
601 * po/gold.pot: Updated template.
602 * po/es.po: Updated Spanish translation.
604 2012-07-18 Cary Coutant <ccoutant@google.com>
607 * configure.ac: Add check for -gpubnames support.
608 * configure: Regenerate.
609 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
610 support; force -gno-pubnames.
611 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
613 (gdb_index_test_4): New test.
614 * testsuite/Makefile.in: Regenerate.
615 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
616 * testsuite/gdb_index_test_2.sh: Likewise.
617 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
618 * testsuite/gdb_index_test_4.sh: New script.
619 * testsuite/gdb_index_test_comm.sh: New script with common code;
620 don't look for space after colon.
622 2012-07-16 Sriraman Tallam <tmsriram@google.com>
624 * gold.cc (queue_middle_tasks): Update function order only after
625 deferred objects due to plugins are processed.
627 2012-07-11 Ian Lance Taylor <iant@google.com>
629 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
630 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
631 (Target_arm::scan_reloc_for_stub): Likewise.
632 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
633 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
634 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
635 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
636 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
638 2012-07-10 Dodji Seketeli <dodji@redhat.com>
639 Ian Lance Taylor <iant@google.com>
642 * configure.ac: Test whether std::tr1::hash<off_t> works.
643 * gold.h: Add a specialization for std::tr1::hash<off_t> if
645 * output.h (class Output_fill): Add virtual destructor.
646 * configure, config.in: Rebuild.
648 2012-06-22 Roland McGrath <mcgrathr@google.com>
650 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
652 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
654 * plugin.cc (Plugin::load): Handle position independent executables.
656 2012-06-06 Cary Coutant <ccoutant@google.com>
658 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
660 (lines_only_debug_sections): Likewise.
661 (gdb_fast_lookup_sections): New static array.
662 (is_gdb_debug_section): Rename formal parameter.
663 (is_lines_only_debug_section): Likewise.
664 (is_gdb_fast_lookup_section): New function.
665 (Layout::include_section): Check for ".zdebug_" prefix; pass
666 section name suffix to is_gdb_debug_section, et al.; check for
667 fast-lookup sections when building .gdb_index.
668 * options.h (--strip-debug-gdb): Update GDB version number.
670 2012-06-06 Cary Coutant <ccoutant@google.com>
672 * configure.ac: Add check for fallocate.
673 * configure: Regenerate.
674 * config.in: Regenerate.
676 * options.h (class General_options): Add --mmap-output-file and
677 --posix-fallocate options.
678 * output.cc: (posix_fallocate): Remove; replace with...
679 (gold_fallocate): New function.
680 (Output_file::map_no_anonymous): Call gold_fallocate.
681 (Output_file::map): Check --mmap-output-file option.
683 2012-06-05 Jing Yu <jingyu@google.com>
685 * gold.h (textdomain): Add do {} to empty while(0).
686 (bindtextdomain): Likewise.
688 2012-06-04 Cary Coutant <ccoutant@google.com>
690 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
693 2012-05-25 Sriraman Tallam <tmsriram@google.com>
695 * symtab.cc (Symbol_table::define_special_symbol):
696 Initialize *poldsym to prevent uninitialized variable errors.
698 2012-05-23 Cary Coutant <ccoutant@google.com>
700 * layout.cc (Layout::section_name_mapping): Add rules to handle
701 exact match on .data.rel.ro.local or .data.rel.ro.
702 (Layout::output_section_name): Check for exact matches.
704 2012-05-23 Cary Coutant <ccoutant@google.com>
706 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
709 2012-05-22 Cary Coutant <ccoutant@google.com>
711 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
712 object before exporting symbol.
714 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
716 * testsuite/tls_test.cc: Include "config.h" first.
717 * testsuite/tls_test_c.c: Likewise.
719 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
720 Nick Clifton <nickc@redhat.com>
723 * configure.in: Add check that sysdep.h has been included before
724 any system header files.
725 * configure: Regenerate.
726 * config.in: Regenerate.
728 2012-05-14 Cary Coutant <ccoutant@google.com>
730 * layout.cc (Layout::make_output_section): Mark .tdata section
732 * testsuite/relro_test.cc: Add a TLS variable.
734 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
737 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
738 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
741 2012-05-08 Cary Coutant <ccoutant@google.com>
743 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
744 (lines_only_debug_sections): Likewise.
746 2012-05-02 Roland McGrath <mcgrathr@google.com>
750 * Makefile.am (CCFILES, HFILES): Add them.
751 * Makefile.in: Regenerate.
752 * i386.cc (Output_data_plt_i386_nacl): New class.
753 (Output_data_plt_i386_nacl_exec): New class.
754 (Output_data_plt_i386_nacl_dyn): New class.
755 (Target_i386_nacl): New class.
756 (Target_selector_i386_nacl): New class.
757 (target_selector_i386): Use it instead of Target_selector_i386.
758 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
759 (Target_x86_64_nacl): New class.
760 (Target_selector_x86_64_nacl): New class.
761 (target_selector_x86_64, target_selector_x32): Use it instead of
762 Target_selector_x86_64.
763 * arm.cc (Output_data_plt_arm_nacl): New class.
764 (Target_arm_nacl): New class.
765 (Target_selector_arm_nacl): New class.
766 (target_selector_arm, target_selector_armbe): Use it instead of
769 * target-select.cc (select_target): Take new Input_file* and off_t
770 arguments, pass them on to recognize method of selector.
771 * object.cc (make_elf_sized_object): Update caller.
772 * parameters.cc (parameters_force_valid_target): Likewise.
773 * incremental.cc (make_sized_incremental_binary): Likewise.
774 * target-select.h: Update decl.
775 (Target_selector::recognize): Take new Input_file* argument,
776 pass it on to do_recognize.
777 (Target_selector::do_recognize): Take new Input_file* argument.
778 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
779 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
780 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
781 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
783 * target.h (Target::Target_info): New members isolate_execinstr
785 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
786 * arm.cc (Target_arm::arm_info): Update initializer.
787 * i386.cc (Target_i386::i386_info): Likewise.
788 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
789 * sparc.cc (Target_sparc::sparc_info): Likewise.
790 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
791 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
792 * layout.cc (Layout::attach_allocated_section_to_segment):
793 Take new const Target* argument. If target->isolate_execinstr(), act
795 (Layout::find_first_load_seg): Take new const Target* argument;
796 if target->isolate_execinstr(), reject PF_X segments.
797 (Layout::relaxation_loop_body): Update caller.
798 (Layout::set_segment_offsets): If target->isolate_execinstr(),
799 reset file offset to zero when we hit LOAD_SEG, and then do a second
800 loop over the segments before LOAD_SEG to reassign offsets after
801 addresses have been determined. Handle target->rosegment_gap().
802 (Layout::attach_section_to_segment): Take new const Target* argument;
803 pass it to attach_allocated_section_to_segment.
804 (Layout::make_output_section): Update caller.
805 (Layout::attach_sections_to_segments): Take new const Target* argument;
806 pass it to attach_section_to_segment.
807 * gold.cc (queue_middle_tasks): Update caller.
808 * layout.h (Layout): Update method decls with new arguments.
810 * arm.cc (Target_arm::Target_arm): Take optional argument for the
811 Target_info pointer to use.
812 (Target_arm::do_make_data_plt): New virtual method.
813 (Target_arm::make_data_plt): New method that calls it.
814 (Target_arm::make_plt_entry): Use it.
815 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
816 for the section alignment.
817 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
819 (Output_data_plt_arm::first_plt_entry_offset): Call it.
820 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
822 (Output_data_plt_arm::get_plt_entry_size): Call it.
823 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
824 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
825 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
827 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
828 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
829 method instead of sizeof(plt_entry).
830 (Output_data_plt_arm::add_entry): Likewise.
831 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
832 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
834 (Target_arm::plt_entry_size): Likewise.
835 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
837 (Output_data_plt_arm_standard): ... here, new class.
838 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
839 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
840 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
842 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
843 Take additional argument for the PLT entry size.
844 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
845 Use get_plt_entry_size method rather than plt_entry_size variable.
846 (Output_data_plt_x86_64::reserve_slot): Likewise.
847 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
848 (Output_data_plt_x86_64::add_entry): Likewise.
849 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
850 (Output_data_plt_x86_64::address_for_global): Likewise.
851 (Output_data_plt_x86_64::address_for_local): Likewise.
852 (Output_data_plt_x86_64::set_final_data_size): Likewise.
853 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
854 Make method non-static.
855 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
857 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
858 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
859 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
860 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
862 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
863 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
865 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
866 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
868 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
869 (Output_data_plt_x86_64::plt_entry_size)
870 (Output_data_plt_x86_64::first_plt_entry)
871 (Output_data_plt_x86_64::plt_entry)
872 (Output_data_plt_x86_64::tlsdesc_plt_entry)
873 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
874 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
875 (Output_data_plt_x86_64_standard): ... here, new class.
876 (Target_x86_64::Target_x86_64): Take optional argument for the
877 Target_info pointer to use.
878 (Target_x86_64::do_make_data_plt): New virtual method.
879 (Target_x86_64::make_data_plt): New method to call it.
880 (Target_x86_64::init_got_plt_for_update): Use that.
881 Call this->plt_->add_eh_frame method here.
882 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
883 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
884 rather than static method.
885 (Target_x86_64::plt_entry_size): Likewise.
886 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
887 rather than plt_entry_size variable. Move guts of PLT filling to...
888 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
889 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
890 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
892 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
893 additional argument for the section alignment.
894 Don't do add_eh_frame_for_plt here.
895 (Output_data_plt_i386::first_plt_entry_offset): Make the method
896 non-static. Use get_plt_entry_size method rather than plt_entry_size
898 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
900 (Output_data_plt_i386::get_plt_entry_size): Call it.
901 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
902 (Output_data_plt_i386::add_eh_frame): New method to call it.
903 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
905 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
906 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
908 (Output_data_plt_i386::fill_plt_entry): New method to call it.
909 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
910 method instead of plt_entry_size.
911 (Output_data_plt_i386::plt_entry_size)
912 (Output_data_plt_i386::plt_eh_frame_fde_size)
913 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
914 (Output_data_plt_i386_standard): ... here, new class.
915 (Output_data_plt_i386_exec): New class.
916 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
917 (Output_data_plt_i386_exec::first_plt_entry): ... here.
918 (Output_data_plt_i386::exec_plt_entry): Move to ...
919 (Output_data_plt_i386_exec::plt_entry): ... here.
920 (Output_data_plt_i386_dyn): New class.
921 (Output_data_plt_i386::first_plt_entry): Move to ...
922 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
923 (Output_data_plt_i386::dyn_plt_entry): Move to ...
924 (Output_data_plt_i386_dyn::plt_entry): ... here.
925 (Target_i386::Target_i386): Take optional argument for the Target_info
927 (Target_i386::do_make_data_plt): New virtual method.
928 (Target_i386::make_data_plt): New method to call it.
929 (Target_i386::make_plt_section): Use that.
930 Call this->plt_->add_eh_frame method here.
931 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
932 rather than plt_entry_size variable.
933 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
934 (Output_data_plt_i386::address_for_local): Likewise.
935 (Output_data_plt_i386::do_write): Likewise.
936 Move guts of PLT filling to...
937 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
938 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
939 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
940 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
942 2012-05-01 Cary Coutant <ccoutant@google.com>
944 * dwarf_reader.cc (Dwarf_die::read_attributes)
945 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
946 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
947 * reduced_debug_output.cc
948 (Output_reduced_debug_info_section::get_die_end): Remove
949 DW_FORM_GNU_ref_index. Add default case.
951 2012-04-26 Mark Wielaard <mjw@redhat.com>
953 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
954 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
955 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
956 DW_AT_high_pc as offset from DW_AT_low_pc.
958 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
959 * testsuite/Makefile.in: Regenerate.
960 * testsuite/gdb_index_test_3.c: New test source file.
961 * testsuite/gdb_index_test_3.sh: New test source file.
963 2012-04-25 Ian Lance Taylor <iant@google.com>
965 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
967 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
968 as a class, not a struct.
969 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
970 (Target_arm::apply_cortex_a8_workaround): Likewise.
971 * gc.h: Declare Reloc_types as a struct, not a class.
972 * object.h: Declare Symbols_data as a struct.
973 * reloc.h: Declare Read_relocs_data as a struct.
974 * target.h: Declare Relocate_info as a struct.
976 2012-04-24 David S. Miller <davem@davemloft.net>
978 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
979 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
982 2012-04-24 Cary Coutant <ccoutant@google.com>
984 * incremental-dump.cc (find_input_containing_global): Replace
985 magic number with symbolic constant.
986 (dump_incremental_inputs): Update version number.
987 * incremental.cc (Output_section_incremental_inputs): Update version
988 number; import symbolic constants from Incremental_inputs_reader.
989 (Incremental_inputs::create_data_sections): Align relocations
990 section correctly for 64-bit targets.
991 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
992 constants; add padding.
993 (Output_section_incremental_inputs::write_header): Add assert for
995 (Output_section_incremental_inputs::write_input_files): Add assert
996 for input_entry_size.
997 (Output_section_incremental_inputs::write_info_blocks): Add padding;
998 add assert for object_info_size, input_section_entry_size,
999 global_sym_entry_size.
1000 * incremental.h (Incremental_inputs_reader): Add symbolic constants
1001 for data structure sizes; use them.
1002 (Incremental_input_entry_reader): Import symbolic constants from
1003 Incremental_inputs_reader; use them.
1005 2012-04-23 David S. Miller <davem@davemloft.net>
1007 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
1009 (Target_sparc::Target_sparc): Initialize new fields.
1010 (Target_sparc::do_make_elf_object): New function.
1011 (Target_sparc::do_adjust_elf_header): New function.
1013 2012-04-23 Cary Coutant <ccoutant@google.com>
1015 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
1016 CU range table of gdb index.
1018 2012-04-20 David S. Miller <davem@davemloft.net>
1020 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
1023 2012-04-16 David S. Miller <davem@davemloft.net>
1025 * sparc.cc (Target_sparc::got_address): New function.
1026 (Sparc_relocate_functions::gdop_hix22): New function.
1027 (Sparc_relocate_functions::gdop_lox10): New function.
1028 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
1030 (Target_sparc::Scan::local): Likewise if the global symbol is not
1031 preemptible and is not IFUNC.
1032 (Target_sparc::Relocate::relocate): Perform GOTDATA code
1033 transformations for local and non-preemptible non-IFUNC global
1036 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1037 writing out 64-bit part of ranges.
1039 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1040 -fpic and -fpie respectively.
1041 * Makefile.in: Regenerate.
1043 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1044 (Target_sparc::Target_sparc): Initialize new field.
1045 (Target_sparc::do_plt_section_for_global): New function.
1046 (Target_sparc::do_plt_section_for_local): New function.
1047 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1048 (Target_sparc::make_plt_section): New function, broken out of
1049 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1050 (Target_sparc::make_plt_entry): Call make_plt_section.
1051 (Target_sparc::make_local_ifunc_plt_entry): New function.
1052 (Target_sparc::rela_ifunc_section): New function.
1053 (Target_sparc::plt_section): Remove const.
1054 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1055 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1056 and ifunc_count_ fields.
1057 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1058 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1059 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1060 (Output_data_plt_sparc::rela_ifunc): New function.
1061 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1062 (Output_data_plt_sparc::has_ifunc_section): New function.
1063 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1064 (Output_data_plt_sparc::address_for_global): New function.
1065 (Output_data_plt_sparc::address_for_local): New function.
1066 (Output_data_plt_sparc::plt_index_to_offset): New function.
1067 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1069 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1071 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1072 R_SPARC_JMP_IREL to switch.
1073 (Target_sparc::Scan::check_non_pic): Likewise.
1074 (Target_sparc::Scan::local): Handle IFUNC symbols.
1075 (Target_sparc::Scan::local): Likewise.
1076 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1077 and plt_address_for_local.
1078 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1079 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1081 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1082 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1083 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1084 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1086 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1087 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1089 * sparc.cc (Target_sparc::Scan::global): Likewise.
1090 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1092 2012-04-16 Cary Coutant <ccoutant@google.com>
1094 * archive.cc (Library_base::should_include_member): Check for
1095 --export-dynamic-symbol.
1096 * options.h (class General_options): Add --export-dynamic-symbol.
1097 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1098 --export-dynamic-symbol.
1099 (Symbol_table::gc_mark_undef_symbols): Likewise.
1100 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1102 2012-04-12 David S. Miller <davem@davemloft.net>
1104 * sparc.cc (Reloc::wdisp10): New relocation method.
1105 (Reloc::h34): Likewise.
1106 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1107 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1109 (Target_sparc::Scan::local): Likewise.
1110 (Target_sparc::Scan::global): Likewise.
1111 (Target_sparc::Relocate::relocate): Likewise.
1113 2012-04-09 Cary Coutant <ccoutant@google.com>
1115 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1118 2012-04-06 Ian Lance Taylor <iant@google.com>
1120 * timer.cc: #include <unistd.h>.
1122 2012-04-06 Roland McGrath <mcgrathr@google.com>
1124 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1125 * config.in: Regenerate.
1126 * configure: Regenerate.
1128 2012-04-05 Nick Clifton <nickc@redhat.com>
1130 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1131 (AM_LC_MESSAGES): Add.
1132 * aclocal.m4: Regenerate.
1133 * config.in: Regenerate.
1134 * configure: Regenerate.
1136 2012-03-21 Cary Coutant <ccoutant@google.com>
1138 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1139 * Makefile.in: Regenerate.
1140 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1141 (Sized_elf_reloc_mapper::symbol_section): New function.
1142 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1143 (make_elf_reloc_mapper): New function.
1144 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1145 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1146 (Dwarf_abbrev_table::do_get_abbrev): New function.
1147 (Dwarf_ranges_table::read_ranges_table): New function.
1148 (Dwarf_ranges_table::read_range_list): New function.
1149 (Dwarf_pubnames_table::read_section): New function.
1150 (Dwarf_pubnames_table::read_header): New function.
1151 (Dwarf_pubnames_table::next_name): New function.
1152 (Dwarf_die::Dwarf_die): New function.
1153 (Dwarf_die::read_attributes): New function.
1154 (Dwarf_die::skip_attributes): New function.
1155 (Dwarf_die::set_name): New function.
1156 (Dwarf_die::set_linkage_name): New function.
1157 (Dwarf_die::attribute): New function.
1158 (Dwarf_die::string_attribute): New function.
1159 (Dwarf_die::int_attribute): New function.
1160 (Dwarf_die::uint_attribute): New function.
1161 (Dwarf_die::ref_attribute): New function.
1162 (Dwarf_die::child_offset): New function.
1163 (Dwarf_die::sibling_offset): New function.
1164 (Dwarf_info_reader::check_buffer): New function.
1165 (Dwarf_info_reader::parse): New function.
1166 (Dwarf_info_reader::do_parse): New function.
1167 (Dwarf_info_reader::do_read_string_table): New function.
1168 (Dwarf_info_reader::lookup_reloc): New function.
1169 (Dwarf_info_reader::get_string): New function.
1170 (Dwarf_info_reader::visit_compilation_unit): New function.
1171 (Dwarf_info_reader::visit_type_unit): New function.
1172 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1173 Sized_elf_reloc_mapper.
1174 (Sized_dwarf_line_info::symbol_section): Remove function.
1175 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1176 (Sized_dwarf_line_info::read_line_mappings): Remove object
1177 parameter, adjust callers.
1178 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1179 * dwarf_reader.h: Include <sys/types.h>.
1180 (class Track_relocs): Remove forward declaration.
1181 (class Elf_reloc_mapper): New class.
1182 (class Sized_elf_reloc_mapper): New class.
1183 (class Dwarf_abbrev_table): New class.
1184 (class Dwarf_range_list): New class.
1185 (class Dwarf_ranges_table): New class.
1186 (class Dwarf_pubnames_table): New class.
1187 (class Dwarf_die): New class.
1188 (class Dwarf_info_reader): New class.
1189 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1190 (Sized_dwarf_line_info::symbol_section): Remove member function.
1191 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1193 * gdb-index.cc: New source file.
1194 * gdb-index.h: New source file.
1195 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1196 and .debug_types sections, call Layout::add_to_gdb_index.
1197 (Sized_relobj_incr::do_section_name): Implement.
1198 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1199 return type; Implement.
1200 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1202 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1203 parameter list and return type.
1204 (Sized_incr_dynobj::do_section_contents): Likewise.
1205 * layout.cc: Include gdb-index.h.
1206 (Layout::Layout): Initialize gdb_index_data_.
1207 (Layout::init_fixed_output_section): Check for .gdb_index section.
1208 (Layout::add_to_gdb_index): New function. Instantiate.
1209 * layout.h: Add forward declaration for class Gdb_index.
1210 (Layout::add_to_gdb_index): New member function.
1211 (Layout::gdb_index_data_): New data member.
1212 * main.cc: Include gdb-index.h.
1213 (main): Print statistics for gdb index.
1214 * object.cc (Object::section_contents): Move code into
1215 do_section_contents.
1216 (need_decompressed_section): Check for sections needed when building
1218 (build_compressed_section_map): Likewise.
1219 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1221 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1222 sections; call Layout::add_to_gdb_index.
1223 (Sized_relobj_file::do_decompressed_section_contents): Call
1224 do_section_contents directly.
1225 * object.h (Object::do_section_contents): Adjust parameter list and
1227 (Object::do_decompressed_section_contents): Call do_section_contents
1229 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1231 * options.h (class General_options): Add --gdb-index option.
1232 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1233 list and return type.
1234 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1235 * reloc.h (Track_relocs::checkpoint): New function.
1236 (Track_relocs::reset): New function.
1238 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1240 * testsuite/Makefile.in: Regenerate.
1241 * testsuite/gdb_index_test.cc: New test source file.
1242 * testsuite/gdb_index_test_1.sh: New test source file.
1243 * testsuite/gdb_index_test_2.sh: New test source file.
1245 2012-03-19 Doug Kwan <dougkwan@google.com>
1247 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1248 (Target_arm::do_finalize_sections): Remove code which defines
1249 __exidx_start and __exidx_end. Make symbol table parameter
1250 anonymous as it is not used.
1251 * gold.cc (queue_middle_tasks): Call target hook to define any
1252 target-specific symbols.
1253 * target.h (Target::define_standard_symbols): New method.
1254 (Target::do_define_standard_symbols): Same.
1255 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1256 * testsuite/Makefile.in: Regenerate.
1257 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1259 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1260 relocations are generated for __exidx_start and __exidx_end.
1262 2012-03-16 Doug Kwan <dougkwan@google.com>
1264 * testsuite/Makefile.am: Disable test initpri3b.
1265 * testsuite/Makefile.in: Regenerate.
1267 2012-03-15 Doug Kwan <dougkwan@google.com>
1269 * arm.cc (Target_arm::got_section): Make .got section read-only
1272 2012-03-15 Ian Lance Taylor <iant@google.com>
1275 * layout.cc (Layout::make_output_section): Correctly mark
1276 SHT_INIT_ARRAY, et. al., as relro.
1278 2012-03-14 Doug Kwan <dougkwan@google.com>
1280 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1281 dynamic relocations for protected symbols in shared objects.
1283 2012-03-13 Ian Lance Taylor <iant@google.com>
1285 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1286 keep the larger alignment.
1288 2012-03-12 Cary Coutant <ccoutant@google.com>
1290 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1291 handling of DW_LNE_define_file.
1293 2012-03-12 Cary Coutant <ccoutant@google.com>
1295 * reduced_debug_output.cc
1296 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1299 2012-02-29 Cary Coutant <ccoutant@google.com>
1301 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1303 2012-02-29 Cary Coutant <ccoutant@google.com>
1305 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1306 Call Object::decompressed_section_contents.
1307 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1309 (Sized_dwarf_line_info::buffer_start_): New data member.
1310 * merge.cc (Output_merge_data::do_add_input_section): Call
1311 Object::decompressed_section_contents.
1312 (Output_merge_string::do_add_input_section): Likewise.
1313 * object.cc (need_decompressed_section): New function.
1314 (build_compressed_section_map): Decompress sections needed later.
1315 (Sized_relobj_file::do_decompressed_section_contents): New function.
1316 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1317 * object.h (Object::decompressed_section_contents): New function.
1318 (Object::discard_decompressed_sections): New function.
1319 (Object::do_decompressed_section_contents): New function.
1320 (Object::do_discard_decompressed_sections): New function.
1321 (Compressed_section_info): New type.
1322 (Compressed_section_map): Include decompressed section contents.
1323 (Sized_relobj_file::do_decompressed_section_contents): New function.
1324 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1326 2012-02-16 Cary Coutant <ccoutant@google.com>
1328 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1329 * testsuite/Makefile.in: Regenerate.
1331 2012-02-14 Cary Coutant <ccoutant@google.com>
1333 * options.cc (General_options::finalize): Disallow -pie and -static.
1335 2012-02-03 Doug Kwan <dougkwan@google.com>
1337 * arm.cc (Arm_relocate_functions::abs8,
1338 Arm_relocate_functions::abs16): Use
1339 Bits::has_signed_unsigned_overflow32.
1340 (Arm_relocate_functions::thm_abs8): Correct range of
1342 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1345 2012-02-02 Doug Kwan <dougkwan@google.com>
1347 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1348 position independent outputs, not just shared objects.
1350 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1352 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1353 * configure: Regenerated.
1355 2012-01-27 Ian Lance Taylor <iant@google.com>
1357 * reloc.h (Bits): New class with static functions, copied from
1358 namespace utils in arm.cc.
1359 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1362 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1364 * incremental.cc (write_info_blocks): Correct relocation offset.
1366 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1368 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1369 (Relocate::tls_gd_to_le): Likewise.
1371 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1373 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1375 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1377 * configure.ac: Check if -mcmodel=medium works.
1378 * configure: Regenerated.
1380 2012-01-24 Cary Coutant <ccoutant@google.com>
1382 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1384 (read_unsigned_LEB_128_x): ... this new function.
1385 (read_signed_LEB_128): Replaced with inline definition and ...
1386 (read_signed_LEB_128_x): ... this new function.
1387 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1388 (read_unsigned_LEB_128): Add inline definition.
1389 (read_signed_LEB_128_x): New function.
1390 (read_signed_LEB_128): Add inline definition.
1391 * testsuite/Makefile.am (leb128_unittest): New unit test.
1392 * testsuite/Makefile.in: Regenerate.
1393 * testsuite/leb128_unittest.cc: New unit test.
1395 2012-01-23 Ian Lance Taylor <iant@google.com>
1398 * i386.cc (Target_i386::do_code_fill): When using a jmp
1399 instruction, pad with nop instructions.
1400 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1402 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1404 * x86_64.cc (gc_process_relocs): Add typename on types used in
1406 (scan_relocs): Likewise.
1407 (relocate_section): Likewise.
1408 (apply_relocation): Likewise.
1410 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1412 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1413 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1416 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1418 * x86_64.cc: Initial support for x32.
1420 2012-01-03 Cary Coutant <ccoutant@google.com>
1422 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1423 Use abstract base class for GOT.
1424 * gold/output.h (class Output_data_got_base): New abstract base class.
1425 (class Output_data_got): Derive from new base class, adjust ctors.
1426 (Output_data_got::reserve_slot): Make virtual; rename to
1427 do_reserve_slot; Adjust callers.
1428 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1429 pointer to abstract base class.
1430 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1432 2011-12-18 Ian Lance Taylor <iant@google.com>
1434 * object.h (Relobj::local_symbol_value): New function.
1435 (Relobj::local_plt_offset): New function.
1436 (Relobj::local_has_got_offset): New function.
1437 (Relobj::local_got_offset): New function.
1438 (Relobj::set_local_got_offset): New function.
1439 (Relobj::do_local_symbol_value): New pure virtual function.
1440 (Relobj::do_local_plt_offset): Likewise.
1441 (Relobj::do_local_has_got_offset): Likewise.
1442 (Relobj::do_local_got_offset): Likewise.
1443 (Relobj::do_set_local_got_offset): Likewise.
1444 (Sized_relobj::do_local_has_got_offset): Rename from
1445 local_has_got_offset.
1446 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1447 (Sized_relobj::do_set_local_got_offset): Rename from
1448 set_local_got_offset.
1449 (Sized_relobj_file::do_local_plt_offset): Rename from
1451 (Sized_relobj_file::do_local_symbol_value): New function.
1452 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1454 * output.cc (Output_data_got::Got_entry::write): Change object to
1455 Relobj. Use local_symbol_value.
1456 (Output_data_got::add_global_with_rel): Change rel_dyn to
1457 Output_data_reloc_generic*. Use add_global_generic.
1458 (Output_data_got::add_global_with_rela): Remove. Change all
1459 callers to use add_global_with_rel.
1460 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1461 Output_data_reloc_generic*. Use add_global_generic.
1462 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1463 callers to use add_global_pair_with_rel.
1464 (Output_data_got::add_local): Change object to Relobj*.
1465 (Output_data_got::add_local_plt): Likewise.
1466 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1467 change rel_dyn to Output_data_reloc_generic*. Use
1469 (Output_data_got::add_local_with_rela): Remove. Change all
1470 callers to use all_local_with_rel.
1471 (Output_data_got::add_local_pair_with_rel): Change object to
1472 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1473 add_output_section_generic.
1474 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1475 callers to use add_local_pair_with_rel.
1476 (Output_data_got::reserve_local): Change object to Relobj*.
1477 * output.h: (class Output_data_reloc_generic): Add pure virtual
1478 declarations for add_global_generic, add_local_generic,
1479 add_output_section_generic.
1480 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1481 functions for Output_data_reloc_generic. Update declarations for
1482 changes listed in output.cc.
1483 (class Output_data_got): Change template parameter to got_size.
1484 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1485 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1487 (Sized_relobj_incr::do_local_plt_offset): New function.
1488 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1491 2011-12-17 Cary Coutant <ccoutant@google.com>
1493 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1494 * resolve.cc (Symbol_table::resolve): Likewise.
1495 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1497 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1499 2011-12-16 Ian Lance Taylor <iant@google.com>
1501 * output.h (Output_data_reloc_generic::add): Only call
1502 add_dynamic_reloc if this is a dynamic reloc section.
1504 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1507 * target-reloc.h (apply_relocation): Replace <64, false> with
1510 2011-11-25 Nick Clifton <nickc@redhat.com>
1512 * po/it.po: New Italian translation.
1514 2011-11-17 Sterling Augustine <saugustine@google.com>
1516 * script.cc (script_include_directive): Implement.
1517 (read_script_file): New local variables name and search_path. Update
1518 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1519 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1520 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1522 2011-11-11 Sterling Augustine <saugustine@google.com>
1524 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1525 (file_or_sections_cmd): Likewise.
1527 2011-11-11 Doug Kwan <dougkwan@google.com>
1529 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1530 if --just-symbols is given.
1532 2011-11-10 Doug Kwan <dougkwan@google.com>
1535 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1536 when processing data relocs.
1537 * reloc.h (Relocate_functions::rel_unaligned): New method.
1538 (Relocate_functions::pcrel_unaligned): Ditto.
1539 (Relocate_functions::rel32_unaligned): Ditto.
1540 (Relocate_functions::pcrel32_unaligned): Ditto.
1542 2011-11-09 Doug Kwan <dougkwan@google.com>
1545 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1546 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1547 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1548 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1549 (Relocate_functions::rel_unaligned): New.
1550 (Relocate_functions::rel32_unaligned): New.
1551 * target-reloc.h (relocate_for_relocatable): Add code to handle
1552 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1553 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1554 arm_unaligned_reloc_r): New targets.
1555 * testsuite/Makefile.in: Regenerate.
1556 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1559 2011-11-02 Ian Lance Taylor <iant@google.com>
1561 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1563 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1564 * options.cc (General_options::finalize): Use library search path
1565 from configure script if specified. If not native and no sysroot,
1566 only search TOOLLIBDIR.
1567 * options.h (Search_directory::Search_directory): Change name to
1569 (General_options::add_to_library_path_with_sysroot): Change arg to
1571 * configure, Makefile.in, config.in: Rebuild.
1573 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1575 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1576 we are working around the ARM1176 Erratum.
1577 * options.h (General_options::fix_arm1176): Add option.
1578 * testsuite/Makefile.am: Add testcases, and keep current ones
1580 * testsuite/Makefile.in: Regenerate.
1581 * testsuite/arm_fix_1176.s: New file.
1582 * testsuite/arm_fix_1176.sh: Likewise.
1584 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1586 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1588 (Target_arm::may_use_blx): Remove method.
1589 (Target_arm::set_may_use_blx): Likewise.
1590 (Target_arm::may_use_v4t_interworking): New method.
1591 (Target_arm::may_use_v5t_interworking): Likewise.
1592 (Target_arm::may_use_blx_): Remove member variable.
1593 (Arm_relocate_functions::arm_branch_common): Check for v5T
1595 (Arm_relocate_functions::thumb_branch_common): Likewise.
1596 (Reloc_stub::stub_type_for_reloc): Likewise.
1597 (Target_arm::do_finalize_sections): Correct interworking checks.
1598 * testsuite/Makefile.am: Add new tests.
1599 * testsuite/Makefile.in: Regenerate.
1600 * testsuite/arm_farcall_arm_arm.s: New test.
1601 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1602 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1603 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1604 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1605 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1606 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1607 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1609 2011-10-31 Cary Coutant <ccoutant@google.com>
1612 * expression.cc (Expression::eval_with_dot): Add
1613 is_section_dot_assignment parameter.
1614 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1615 absolute and assigning to dot within a section.
1616 * script-sections.cc
1617 (Output_section_element_assignment::set_section_addresses): Pass
1618 dot_section to set_if_absolute.
1619 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1620 as is_section_dot_assignment flag to eval_with_dot.
1621 (Output_section_element_dot_assignment::set_section_addresses):
1623 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1624 parameter. Also set value if relative to dot_section; set the
1625 symbol's output_section.
1626 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1627 parameter. Adjust all callers.
1628 (Expression::eval_maybe_dot): Likewise.
1629 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1631 * testsuite/script_test_2.t: Test assignment of an absolute value
1632 to dot within an output section element.
1634 2011-10-31 Cary Coutant <ccoutant@google.com>
1636 * options.h (class General_options): Add --[no-]gnu-unique options.
1637 * symtab.cc (Symbol_table::sized_write_globals): Convert
1638 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1640 2011-10-31 Cary Coutant <ccoutant@google.com>
1643 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1644 unnecessary assertion.
1645 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1647 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1649 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1651 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1653 Change to just keep the section associated with symbol.
1654 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1655 they are externally visible and --export-dynamic is turned on.
1656 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1658 2011-10-19 Ian Lance Taylor <iant@google.com>
1661 * script-sections.cc
1662 (Output_section_element_dot_assignment::needs_output_section): New
1665 2011-10-19 Ian Lance Taylor <iant@google.com>
1668 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1669 --section-start option was seen.
1670 * options.h (General_options::any_section_start): New function.
1672 2011-10-18 David S. Miller <davem@davemloft.net>
1675 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1676 member to track relocation locations that have moved during TLS
1677 reloc optimizations.
1678 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1679 (Target_sparc::Relocate::relocate): Adjust view down by 4
1680 bytes if it matches reloc_adjust_addr_.
1681 (Target_sparc::Relocate::relocate_tls): Always move the
1682 __tls_get_addr call delay slot instruction forward 4 bytes when
1683 performing relaxation.
1685 2011-10-18 Cary Coutant <ccoutant@google.com>
1687 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1688 (Output_file::map_no_anonymous): Check for non-zero
1689 return code from posix_fallocate.
1691 2011-10-17 Cary Coutant <ccoutant@google.com>
1694 * plugin.cc (is_visible_from_outside): Check for symbols
1695 referenced from dynamic objects.
1696 * resolve.cc (Symbol_table::resolve): Don't count references
1697 from dynamic objects as references from real ELF files.
1698 * testsuite/plugin_test_2.sh: Adjust expected result.
1700 2011-10-17 Cary Coutant <ccoutant@google.com>
1702 * gold.cc: Include timer.h.
1703 (queue_middle_tasks): Stamp time.
1704 (queue_final_tasks): Likewise.
1705 * main.cc (main): Store timer in parameters. Print timers
1707 * parameters.cc (Parameters::Parameters): Initialize timer_.
1708 (Parameters::set_timer): New function.
1709 (set_parameters_timer): New function.
1710 * parameters.h (Parameters::set_timer): New function.
1711 (Parameters::timer): New function.
1712 (Parameters::timer_): New data member.
1713 (set_parameters_timer): New function.
1714 * timer.cc (Timer::stamp): New function.
1715 (Timer::get_pass_time): New function.
1716 * timer.h (Timer::stamp): New function.
1717 (Timer::get_pass_time): New function.
1718 (Timer::pass_times_): New data member.
1720 2011-10-17 Cary Coutant <ccoutant@google.com>
1722 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1723 task for members of lib groups.
1725 2011-10-17 Cary Coutant <ccoutant@google.com>
1728 * fileread.cc (File_read::find_view): Add assert.
1729 (File_read::make_view): Move bounds check (replace with assert)...
1730 (File_read::find_or_make_view): ... to here.
1732 2011-10-12 Cary Coutant <ccoutant@google.com>
1734 * output.cc (Output_file::open_base_file): Handle case where
1735 ::read returns less than requested size.
1737 2011-10-10 Cary Coutant <ccoutant@google.com>
1739 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1740 Initialize defined_count_.
1741 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1742 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1743 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1744 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1745 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1746 * incremental.h (Sized_relobj_incr::defined_count_): New data
1748 (Sized_incr_dynobj::defined_count_): New data member.
1749 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1750 Return zeroes instead of internal error.
1752 2011-10-10 Cary Coutant <ccoutant@google.com>
1755 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1756 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1757 * output.h (class Output_reloc): Add use_plt_offset flag.
1758 (Output_reloc::type_): Adjust size of bit field.
1759 (Output_reloc::use_plt_offset_): New bit field.
1760 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1761 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1762 flag. Adjust all callers.
1763 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1764 creating RELATIVE relocations.
1766 2011-10-10 Nick Clifton <nickc@redhat.com>
1768 * po/es.po: Updated Spanish translation.
1769 * po/fi.po: Updated Finnish translation.
1771 2011-10-03 Diego Novillo <dnovillo@google.com>
1773 * options.cc (parse_uint): Fix dereference of RETVAL.
1775 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1777 * layout.h (section_order_map_): New member.
1778 (get_section_order_map): New member function.
1779 * output.cc (Output_section::add_input_section): Check for patterns
1780 only when --section-ordering-file is specified.
1781 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1782 output_sections have been formed.
1783 * layout.cc (Layout_Layout): Initialize section_order_map_.
1784 * plugin.cc (update_section_order): Store order in order_map. Do not
1786 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1787 * testsuite/Makefile.in: Regenerate.
1788 * testsuite/plugin_section_order.c: New file.
1789 * testsuite/plugin_final_layout.cc: New file.
1790 * testsuite/plugin_final_layout.sh: New file.
1792 2011-09-29 Cary Coutant <ccoutant@google.com>
1794 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1796 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1797 symbols during incremental update.
1798 (Symbol_table::add_from_dynobj): Likewise.
1800 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1801 Ian Lance Taylor <iant@google.com>
1803 * symtab.cc (Symbol_table::define_special_symbol): Always
1804 canonicalize version string.
1806 2011-09-26 Cary Coutant <ccoutant@google.com>
1808 * gold.cc (queue_initial_tasks): Move option checks ...
1809 * options.cc (General_options::finalize): ... to here. Disable
1810 some options; make others fatal.
1812 2011-09-26 Cary Coutant <ccoutant@google.com>
1815 * plugin.cc (get_symbols_v2): New function.
1816 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1817 (is_referenced_from_outside): New function.
1818 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1819 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1820 (get_symbols): Pass version parameter.
1821 (get_symbols_v2): New function.
1822 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1824 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1825 (onload): Add LDPT_GET_SYMBOLS_V2.
1826 (all_symbols_read_hook): Use get_symbols_v2; check for
1827 LDPR_PREVAILING_DEF_IRONLY_EXP.
1828 * testsuite/plugin_test_3.sh: Update expected results.
1830 2011-09-23 Simon Baldwin <simonb@google.com>
1832 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1833 configuration options.
1834 * configure: Regenerate.
1835 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1836 * Makefile.in: Regenerate.
1837 * testsuite/Makefile.in: Regenerate.
1839 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1841 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1843 2011-09-19 Cary Coutant <ccoutant@google.com>
1845 * incremental.cc (can_incremental_update): Fix typo in comment.
1846 * incremental.h (can_incremental_update): Likewise.
1848 2011-09-18 Cary Coutant <ccoutant@google.com>
1850 * incremental.cc (can_incremental_update): New function.
1851 * incremental.h (can_incremental_update): New function.
1852 * layout.cc (Layout::init_fixed_output_section): Call it.
1853 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1854 * object.cc (Sized_relobj_file::do_layout): Call
1855 can_incremental_update.
1857 2011-09-13 Cary Coutant <ccoutant@google.com>
1859 * configure.ac: Check for glibc support for gnu_indirect_function
1860 support with static linking, setting automake conditional
1862 * Makefile.in: Regenerate.
1863 * configure: Regenerate.
1865 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1866 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1868 * testsuite/Makefile.in: Regenerate.
1870 2011-09-13 Cary Coutant <ccoutant@google.com>
1872 * incremental.cc (Sized_relobj_incr::do_layout): Call
1873 report_comdat_group for kept comdat sections.
1874 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1875 * testsuite/Makefile.in: Regenerate.
1876 * testsuite/incr_comdat_test_1.cc: New source file.
1877 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1878 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1879 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1881 2011-09-13 Ian Lance Taylor <iant@google.com>
1883 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1884 variable external_symbols_offset.
1886 2011-09-12 Ian Lance Taylor <iant@google.com>
1888 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1889 triggered if object has no symbols.
1891 2011-09-09 David S. Miller <davem@davemloft.net>
1893 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1894 (Output_fill_debug_line::do_write): Likewise.
1896 2011-08-29 Cary Coutant <ccoutant@google.com>
1898 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1899 casts to match formatting specs.
1900 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1902 2011-08-26 Cary Coutant <ccoutant@google.com>
1904 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1905 remaining hole size when allocating.
1906 (Layout::make_output_section): Set fill methods for debug sections.
1907 * layout.h (Free_list::Free_list_node): Move from private to
1909 (Free_list::set_min_hole_size): New function.
1910 (Free_list::begin, Free_list::end): New functions.
1911 (Free_list::min_hole_): New data member.
1912 * output.cc: Include dwarf.h.
1913 (Output_fill_debug_info::do_minimum_hole_size): New function.
1914 (Output_fill_debug_info::do_write): New function.
1915 (Output_fill_debug_line::do_minimum_hole_size): New function.
1916 (Output_fill_debug_line::do_write): New function.
1917 (Output_section::Output_section): Initialize new data member.
1918 (Output_section::set_final_data_size): Ensure patch space is larger
1919 than minimum hole size.
1920 (Output_section::do_write): Fill holes in debug sections.
1921 * output.h (Output_fill): New class.
1922 (Output_fill_debug_info): New class.
1923 (Output_fill_debug_line): New class.
1924 (Output_section::set_free_space_fill): New function.
1925 (Output_section::free_space_fill_): New data member.
1926 * testsuite/Makefile.am (incremental_test_3): Add
1927 --incremental-patch option.
1928 (incremental_test_4): Likewise.
1929 (incremental_test_5): Likewise.
1930 (incremental_test_6): Likewise.
1931 (incremental_copy_test): Likewise.
1932 (incremental_common_test_1): Likewise.
1933 * testsuite/Makefile.in: Regenerate.
1935 2011-08-26 Nick Clifton <nickc@redhat.com>
1937 * po/es.po: Updated Spanish translation.
1939 2011-08-01 Cary Coutant <ccoutant@google.com>
1941 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1942 * gold/testsuite/Makefile.in: Regenerate.
1943 * gold/testsuite/justsyms_exec.c: New source file.
1944 * gold/testsuite/justsyms_lib.c: New source file.
1946 2011-08-01 Cary Coutant <ccoutant@google.com>
1948 * layout.cc (Layout::set_segment_offsets): Don't realign text
1949 segment if -Ttext was specified.
1950 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1952 * object.h (Sized_relobj_file::e_type): New function.
1953 (Sized_relobj_file::e_type_): New data member.
1954 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1955 base address for ET_EXEC files.
1956 * target.cc (Target::do_make_elf_object_implementation): Allow
1957 ET_EXEC files with --just-symbols option.
1959 2011-07-28 Cary Coutant <ccoutant@google.com>
1961 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1962 Add thread_number parameter.
1963 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1964 * workqueue-threads.cc
1965 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1966 current thread if its thread number is greater than desired thread
1968 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1969 Add thread_number parameter.
1970 (Workqueue::should_cancel_thread): Likewise.
1971 (Workqueue::find_runnable_or_wait): Pass thread_number to
1972 should_cancel_thread.
1973 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1976 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1978 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1979 only after checking if it cannot be forced local.
1980 * symtab.h (is_externally_visible): Check if the symbol is not forced
1983 2011-07-15 Ian Lance Taylor <iant@google.com>
1985 * options.h (class General_options): Add --print-output-format.
1986 Move -EL next to -EB, for better --help output.
1987 * target-select.cc: Include <cstdio>, "options.h", and
1989 (Target_selector::do_target_bfd_name): New function.
1990 (print_output_format): New function.
1991 * target-select.h (class Target_selector): Update declarations.
1992 (Target_selector::target_bfd_name): New function.
1993 (print_output_format): Declare.
1994 * main.cc: Include "target-select.h".
1995 (main): Handle --print-output-format.
1996 * gold.cc: Include "target-select.h".
1997 (queue_initial_tasks): Handle --print-output-format when there are
1999 * parameters.cc (parameters_force_valid_target): Give a better
2000 error message if -EB/-EL does not match target.
2001 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
2004 2011-07-15 Ian Lance Taylor <iant@google.com>
2006 * i386.cc (class Output_data_plt_i386): Add layout_ field.
2007 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
2008 (Output_data_plt_i386::do_write): Write address of .dynamic
2009 section to first entry in .got.plt section.
2010 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
2011 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2013 (Output_data_plt_x86_64::do_write): Write address of .dynamic
2014 section to first entry in .got.plt section.
2015 * layout.h (Layout::dynamic_section): New function.
2017 2011-07-13 Sriraman Tallam <tmsriram@google.com>
2019 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
2021 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
2022 input_section_position_, and input_section_glob_.
2023 (read_layout_from_file): Call function section_ordering_specified.
2024 * layout.h (is_section_ordering_specified): New function.
2025 (section_ordering_specified): New function.
2026 (section_ordering_specified_): New boolean member.
2027 * main.cc(main): Call load_plugins after layout object is defined.
2028 * output.cc (Output_section::add_input_section): Use
2029 function section_ordering_specified to check if section ordering is
2031 * output.cc (Output_section::add_relaxed_input_section): Use
2032 function section_ordering_specified to check if section ordering is
2034 (Output_section::update_section_layout): New function.
2035 (Output_section::sort_attached_input_sections): Check if input section
2037 * output.h (Output_section::update_section_layout): New function.
2038 * plugin.cc (get_section_count): New function.
2039 (get_section_type): New function.
2040 (get_section_name): New function.
2041 (get_section_contents): New function.
2042 (update_section_order): New function.
2043 (allow_section_ordering): New function.
2044 (Plugin::load): Add the new interfaces to the transfer vector.
2045 (Plugin_manager::load_plugins): New parameter.
2046 (Plugin_manager::all_symbols_read): New parameter.
2047 (Plugin_manager::claim_file): New parameter. Save the elf object for
2049 (Plugin_manager::get_elf_object): New function.
2050 (Plugin_manager::get_view): Change to directly use the bool to check
2051 if get_view is called from claim_file_hook.
2052 * plugin.h (input_objects): New function
2053 (Plugin__manager::load_plugins): New parameter.
2054 (Plugin_manager::claim_file): New parameter.
2055 (Plugin_manager::get_elf_object): New function.
2056 (Plugin_manager::in_claim_file_handler): New function.
2057 (Plugin_manager::in_claim_file_handler_): New member.
2058 (layout): New function.
2059 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2060 handler with an extra parameter. Make the elf object before calling
2062 * testsuite/plugin_test.c (get_section_count): New function pointer.
2063 (get_section_type): New function pointer.
2064 (get_section_name): New function pointer.
2065 (get_section_contents): New function pointer.
2066 (update_section_order): New function pointer.
2067 (allow_section_ordering): New function pointer.
2068 (onload): Check if the new interfaces exist.
2070 2011-07-13 Ian Lance Taylor <iant@google.com>
2072 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2074 * x86_64.cc (Target_x86_64::got_section): Likewise.
2075 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2076 (relro_now_test_SOURCES): New variable.
2077 (relro_now_test_DEPENDENCIES): New variable.
2078 (relro_now_test_LDFLAGS): New variable.
2079 (relro_now_test_LDADD): New variable.
2080 (relro_now_test.so): New target.
2081 * testsuite/Makefile.in: Rebuild.
2083 2011-07-12 Ian Lance Taylor <iant@google.com>
2086 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2087 GLOB_DAT relocation rather than a RELATIVE relocation for a
2088 protected symbol when creating a shared library.
2089 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2090 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2091 * testsuite/protected_main_1.cc (main): Test that protected
2092 function has same address.
2094 2011-07-11 Ian Lance Taylor <iant@google.com>
2097 * options.h (class General_options): Add -Bgroup.
2098 * options.cc (General_options::finalize): If -Bgroup is set,
2099 default to --unresolved-symbols=report-all.
2100 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2101 * target-reloc.h (issue_undefined_symbol_error): Handle
2102 --unresolved-symbols=report-all.
2104 2011-07-08 Ian Lance Taylor <iant@google.com>
2107 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2108 if linker script discards key sections.
2109 (Layout::create_dynamic_symtab): Likewise.
2110 (Layout::assign_local_dynsym_offsets): Likewise.
2111 (Layout::sized_create_version_sections): Likewise.
2112 (Layout::create_interp): Likewise.
2113 (Layout::finish_dynamic_section): Likewise.
2114 (Layout::set_dynamic_symbol_size): Likewise.
2116 2011-07-08 Ian Lance Taylor <iant@google.com>
2119 * options.h (class General_options): Add --unresolved-symbols.
2120 * target-reloc.h (issue_undefined_symbol_error): Check
2121 --unresolved-symbols. Add comments.
2123 2011-07-08 Ian Lance Taylor <iant@google.com>
2125 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2126 expression more complex.
2128 2011-07-08 Ian Lance Taylor <iant@google.com>
2131 * target-reloc.h (issue_undefined_symbol_error): New inline
2132 function, broken out of relocate_section.
2133 (relocate_section): Call issue_undefined_symbol_error.
2134 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2135 there is no TLS segment if we are about to issue an undefined
2137 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2139 2011-07-08 Ian Lance Taylor <iant@google.com>
2142 * resolve.cc (Symbol_table::should_override): Add fromtype
2143 parameter. Change all callers. Give error when linking together
2144 TLS and non-TLS symbol.
2145 (Symbol_table::should_override_with_special): Add fromtype
2146 parameter. Change all callers.
2147 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2148 there is no TLS segment if we have reported some errors.
2149 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2151 2011-07-08 Ian Lance Taylor <iant@google.com>
2154 * target.h (Target::plt_address_for_global): New function.
2155 (Target::plt_address_for_local): New function.
2156 (Target::plt_section_for_global): Remove.
2157 (Target::plt_section_for_local): Remove.
2158 (Target::do_plt_address_for_global): New virtual function.
2159 (Target::do_plt_address_for_local): New virtual function.
2160 (Target::do_plt_section_for_global): Remove.
2161 (Target::do_plt_section_for_local): Remove.
2162 (Target::register_global_plt_entry): Add Symbol_table and Layout
2164 * output.cc (Output_data_got::Got_entry::write): Use
2165 plt_address_for_global and plt_address_for_local.
2166 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2167 address of output section.
2168 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2169 got_irelative_, and irelative_count_ fields. Update
2171 (Output_data_plt_i386::has_irelative_section): New function.
2172 (Output_data_plt_i386::entry_count): Add irelative_count_.
2173 (Output_data_plt_i386::set_final_data_size): Likewise.
2174 (class Target_i386): Add got_irelative_ and rel_irelative_
2175 fields. Update declarations.
2176 (Target_i386::Target_i386): Initialize new fields.
2177 (Target_i386::do_plt_address_for_global): New function replacing
2178 do_plt_section_for_global.
2179 (Target_i386::do_plt_address_for_local): New function replacing
2180 do_plt_section_for_local.
2181 (Target_i386::got_section): Create got_irelative_.
2182 (Target_i386::rel_irelative_section): New function.
2183 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2184 fields. Don't define __rel_iplt_{start,end}.
2185 (Output_data_plt_i386::add_entry): Add symtab and layout
2186 parameters. Change all callers. Use different PLT and GOT for
2188 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2189 layout parameters. Change all callers. Use different PLT and
2191 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2192 (Output_data_plt_i386::rel_irelative): New function.
2193 (Output_data_plt_i386::address_for_global): New function.
2194 (Output_data_plt_i386::address_for_local): New function.
2195 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2196 IRELATIVE GOT when changing IFUNC GOT entries.
2197 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2199 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2200 if we didn't create an IRELATIVE GOT.
2201 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2202 plt_address_for_local.
2203 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2204 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2205 got_irelative_, and irelative_count_ fields. Update
2207 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2208 Initialize new fields. Remove symtab parameter. Change all
2210 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2212 (Output_data_plt_x86_64::has_irelative_section): New function.
2213 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2214 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2215 fields. Update declarations.
2216 (Target_x86_64::Target_x86_64): Initialize new fields.
2217 (Target_x86_64::do_plt_address_for_global): New function replacing
2218 do_plt_section_for_global.
2219 (Target_x86_64::do_plt_address_for_local): New function replacing
2220 do_plt_section_for_local.
2221 (Target_x86_64::got_section): Create got_irelative_.
2222 (Target_x86_64::rela_irelative_section): New function.
2223 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2224 all callers. Don't create __rel_iplt_{start,end}.
2225 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2226 parameters. Change all callers. Use different PLT and GOT for
2228 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2229 layout parameters. Change all callers. Use different PLT and
2231 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2232 parameters. Change all callers. Use different PLT and GOT for
2234 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2235 (Output_data_plt_x86_64::rela_irelative): New function.
2236 (Output_data_plt_x86_64::address_for_global): New function.
2237 (Output_data_plt_x86_64::address_for_local): New function.
2238 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2239 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2240 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2241 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2243 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2245 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2246 symbols if we didn't create an IRELATIVE GOT.
2247 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2248 plt_address_for_local.
2249 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2250 * testsuite/ifuncvar1.c: New test file.
2251 * testsuite/ifuncvar2.c: New test file.
2252 * testsuite/ifuncvar3.c: New test file.
2253 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2254 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2255 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2256 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2257 * testsuite/Makefile.in: Rebuild.
2259 2011-07-07 Cary Coutant <ccoutant@google.com>
2261 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2262 (two_file_test_1_ndebug.o): Likewise.
2263 (two_file_test_1b_ndebug.o): Likewise.
2264 (two_file_test_2_ndebug.o): Likewise.
2265 (two_file_test_main_ndebug.o): Likewise.
2266 (incremental_test_2): Link with no-debug versions.
2268 2011-07-06 Cary Coutant <ccoutant@google.com>
2270 * gold/incremental.cc
2271 (Output_section_incremental_inputs::write_info_blocks): Check for
2272 hidden and internal symbols.
2274 2011-07-06 Cary Coutant <ccoutant@google.com>
2276 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2277 Check disposition for startup file.
2278 (Incremental_inputs::report_command_line): Ignore
2279 --incremental-startup-unchanged option.
2280 * options.cc (General_options::parse_incremental_startup_unchanged):
2282 (General_options::General_options): Initialize new data member.
2283 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2284 (General_options): Add --incremental-startup-unchanged option.
2285 (General_options::incremental_startup_disposition): New function.
2286 (General_options::incremental_startup_disposition_): New data member.
2288 2011-07-06 Cary Coutant <ccoutant@google.com>
2290 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2291 input file index to Script_info ctor.
2292 (Sized_incremental_binary::do_file_has_changed): Find the
2293 command-line argument for files named in scripts.
2294 * incremental.h (Script_info::Script_info): New ctor
2295 with input file index.
2296 (Script_info::input_file_index): New function.
2297 (Script_info::input_file_index_): New data member.
2298 (Incremental_binary::get_library): Add const.
2299 (Incremental_binary::get_script_info): Add const.
2300 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2301 * testsuite/Makefile.am (incremental_test_5): New test case.
2302 (incremental_test_6): New test case.
2303 * testsuite/Makefile.in: Regenerate.
2305 2011-07-06 Cary Coutant <ccoutant@google.com>
2307 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2308 debug output when command lines differ.
2310 2011-07-06 Cary Coutant <ccoutant@google.com>
2312 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2313 --incremental-patch option.
2314 * layout.cc (Free_list::allocate): Extend allocation beyond original
2316 (Layout::make_output_section): Mark sections that should get
2318 * options.cc (parse_percent): New function.
2319 * options.h (parse_percent): New function.
2320 (DEFINE_percent): New macro.
2321 (General_options): Add --incremental-patch option.
2322 * output.cc (Output_section::Output_section): Initialize new data
2324 (Output_section::add_input_section): Print section name when out
2326 (Output_section::add_output_section_data): Likewise.
2327 (Output_section::set_final_data_size): Add patch space when
2328 doing --incremental-full.
2329 (Output_section::do_reset_address_and_file_offset): Remove patch
2331 (Output_segment::set_section_list_addresses): Print debug output
2332 only if --incremental-update.
2333 * output.h (Output_section::set_is_patch_space_allowed): New function.
2334 (Output_section::is_patch_space_allowed_): New data member.
2335 (Output_section::patch_space_): New data member.
2336 * parameters.cc (Parameters::incremental_full): New function.
2337 * parameters.h (Parameters::incremental_full): New function
2338 * testsuite/Makefile.am (incremental_test_2): Add test for
2339 --incremental-patch option.
2340 * testsuite/Makefile.in: Regenerate.
2341 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2342 (t18): Remove function body.
2344 2011-07-05 Doug Kwan <dougkwan@google.com>
2347 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2348 Arm_Address type for relocation result.
2349 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2351 (Arm_relocate_functions::abs32): Use unaligned access.
2352 (Arm_relocate_functions::rel32): Ditto.
2353 (Arm_relocate_functions::prel31): Ditto.
2354 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2355 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2356 static data relocations.
2357 * testsuite/Makefile.in: Regnerate.
2358 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2360 2011-07-05 Ian Lance Taylor <iant@google.com>
2363 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2364 symbols if necessary.
2365 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2367 2011-07-05 Ian Lance Taylor <iant@google.com>
2370 * resolve.cc (Symbol::override_base_with_special): Simply override
2371 version with special symbol version, ignoring previous version.
2373 2011-07-05 Ian Lance Taylor <iant@google.com>
2375 * object.cc (Sized_relobj_file::include_section_group): Add
2376 information to comment about signature location.
2378 2011-07-02 Ian Lance Taylor <iant@google.com>
2381 * options.h (class General_options): Add -f and -F.
2382 * options.cc (General_options::finalize): Fatal error if -f/-F
2383 are used without -shared.
2384 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2386 2011-07-02 Ian Lance Taylor <iant@google.com>
2388 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2390 2011-07-01 Ian Lance Taylor <iant@google.com>
2394 * resolve.cc (Symbol::override_base_with_special): Don't override
2395 the version if the overriding symbol has a different name.
2396 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2397 all callers. If we give an error about an undefined version,
2398 define the base version if necessary.
2399 * dynobj.h (class Versions): Update declaration.
2400 * testsuite/weak_alias_test_5.cc: New file.
2401 * testsuite/weak_alias_test.script: New file.
2402 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2403 and versioned_alias have the right value, and call t2.
2404 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2405 weak_alias_test_5.so.
2406 (weak_alias_test_LDADD): Likewise.
2407 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2408 * testsuite/Makefile.in: Rebuild.
2410 2011-07-01 Ian Lance Taylor <iant@google.com>
2413 * options.h (class General_options): Support -z notext.
2414 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2416 (two_file_shared_nonpic.so): Likewise.
2417 (two_file_shared_mixed.so): Likewise.
2418 (two_file_shared_mixed_1.so): Likewise.
2419 (weak_undef_lib_nonpic.so): Likewise.
2420 (alt/weak_undef_lib_nonpic.so): Likewise.
2421 (tls_test_shared_nonpic.so): Likewise.
2422 * testsuite/Makefile.in: Rebuild.
2424 2011-07-01 Ian Lance Taylor <iant@google.com>
2427 * configure.ac: Test whether static linking works, setting
2428 the automake conditional HAVE_STATIC.
2429 * testsuite/Makefile.am: Disable tests using -static if
2430 HAVE_STATIC is not true.
2431 * configure, testsuite/Makefile.in: Rebuild.
2433 2011-07-01 Ian Lance Taylor <iant@google.com>
2436 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2437 Assert if we see DW_EH_PE_indirect.
2438 * target.h (Target::ehframe_datarel_base): New function.
2439 (Target::do_ehframe_datarel_base): New target function.
2440 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2441 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2444 2011-07-01 Ian Lance Taylor <iant@google.com>
2447 * options.h (class General_options): Add
2448 --ld-generated-unwind-info.
2449 * ehframe.cc (Fde::write): Add address parameter. Change all
2450 callers. If associated with PLT, fill in address and size.
2451 (Cie::set_output_offset): Only add merge mapping if there is an
2453 (Cie::write): Add address parameter. Change all callers.
2454 (Eh_frame::add_ehframe_for_plt): New function.
2455 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2456 input_offset_ fields into union u_, with new plt field.
2457 (Fde::Fde): Adjust for new union field.
2458 (Fde::Fde) [Output_data version]: New constructor.
2459 (Fde::add_mapping): Only add merge mapping if there is an object.
2460 (class Cie): Update declarations.
2461 (class Eh_frame): Declare add_ehframe_for_plt.
2462 * layout.cc (Layout::layout_eh_frame): Break out code into
2463 make_eh_frame_section, and call it.
2464 (Layout::make_eh_frame_section): New function.
2465 (Layout::add_eh_frame_for_plt): New function.
2466 * layout.h (class Layout): Update declarations.
2467 * merge.cc (Merge_map::add_mapping): Add assertion.
2468 * i386.cc: Include "dwarf.h".
2469 (class Output_data_plt_i386): Make first_plt_entry,
2470 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2471 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2472 and plt_eh_frame_fde.
2473 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2474 boundary. Call add_eh_frame_for_plt if appropriate.
2475 * x86_64.cc: Include "dwarf.h".
2476 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2477 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2478 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2479 and plt_eh_frame_fde.
2480 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2483 2011-06-29 Ian Lance Taylor <iant@google.com>
2486 * object.cc (Sized_relobj_file::layout_section): Change shdr
2487 parameter to be const.
2488 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2490 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2491 appropriate. Call layout_eh_frame_section.
2492 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2494 * object.h (class Sized_relobj_file): Update declarations.
2496 2011-06-29 Ian Lance Taylor <iant@google.com>
2499 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2501 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2503 2011-06-29 Ian Lance Taylor <iant@google.com>
2506 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2508 * layout.cc (Layout::layout_eh_frame): Likewise.
2510 2011-06-29 Ian Lance Taylor <iant@google.com>
2513 * layout.cc (Layout::symtab_section_shndx): New function.
2514 * layout.h (class Layout): Declare symtab_section_shndx.
2515 * output.cc (Output_section::write_header): Call it.
2517 2011-06-29 Ian Lance Taylor <iant@google.com>
2520 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2521 symbols which are not used in a relocation.
2523 2011-06-28 Ian Lance Taylor <iant@google.com>
2526 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2527 script create indistinguishable segments.
2528 (Layout::set_segment_offsets): Use stable_sort when sorting
2529 segments. Pass this to Compare_segments constructor.
2530 * layout.h (class Layout): Make segment_precedes non-static.
2531 (class Compare_segments): Change from struct to class. Add
2532 layout_ field. Add constructor.
2533 * script-sections.cc
2534 (Script_sections::attach_sections_using_phdrs_clause): Rename
2535 local orphan to is_orphan. Don't report failure to put empty
2536 section in segment. On attachment failure, report name of
2537 section, and attach to first PT_LOAD segment.
2539 2011-06-28 Ian Lance Taylor <iant@google.com>
2542 * target-select.cc (Target_selector::Target_selector): Add
2543 emulation parameter. Change all callers.
2544 (select_target_by_bfd_name): Rename from select_target_by_name.
2546 (select_target_by_emulation): New function.
2547 (supported_emulation_names): New function.
2548 * target-select.h (class Target_selector): Add emulation_ field.
2549 Update declarations.
2550 (Target_selector::recognize_by_bfd_name): Rename from
2551 recognize_by_name. Change all callers.
2552 (Target_selector::supported_bfd_names): Rename from
2553 supported_names. Change all callers.
2554 (Target_selector::recognize_by_emulation): New function.
2555 (Target_selector::supported_emulations): New function.
2556 (Target_selector::emulation): New function.
2557 (Target_selector::do_recognize_by_bfd_name): Rename from
2558 do_recognize_by_name. Change all callers.
2559 (Target_selector::do_supported_bfd_names): Rename from
2560 do_supported_names. Change all callers.
2561 (Target_selector::do_recognize_by_emulation): New function.
2562 (Target_selector::do_supported_emulations): New function.
2563 (select_target_by_bfd_name): Change name in declaration.
2564 (select_target_by_emulation): Declare.
2565 (supported_emulation_names): Declare.
2566 * parameters.cc (parameters_force_valid_target): Try to find
2567 target based on emulation from -m option.
2568 * options.h (class General_options): Change doc string for -m.
2569 * options.cc (help): Print emulations.
2570 (General_options::parse_V): Likewise.
2571 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2572 Add emulation parameter. Change all callers.
2574 2011-06-28 Ian Lance Taylor <iant@google.com>
2576 * target.h (class Target): Add osabi_ field.
2577 (Target::osabi): New function.
2578 (Target::set_osabi): New function.
2579 (Target::Target): Initialize osabi_.
2580 (Target::do_adjust_elf_header): Make pure virtual.
2581 (Sized_target::do_adjust_elf_header): Declare.
2582 * target.cc (Sized_target::do_adjust_elf_header): New function.
2583 (class Sized_target): Instantiate all versions.
2584 * freebsd.h (class Target_freebsd): Remove.
2585 (Target_selector_freebsd::do_recognize): Call set_osabi on
2587 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2588 (Target_selector_freebsd::set_osabi): Remove.
2589 * i386.cc (class Target_i386): Inherit from Sized_target rather
2590 than Target_freebsd.
2591 * x86_64.cc (class Target_x86_64): Likewise.
2593 2011-06-28 Ian Lance Taylor <iant@google.com>
2595 * target.h (Target::can_check_for_function_pointers): Rewrite.
2597 (Target::can_icf_inline_merge_sections): Likewise.
2598 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2599 (Target::Target_info): Add can_icf_inline_merge_sections field.
2600 (Target::do_can_check_for_function_pointers): New virtual
2602 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2603 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2604 from can_check_for_function_pointers, move in file.
2605 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2606 section_may_have_icf_unsafe_poineters, move in file.
2607 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2608 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2609 Rename from can_check_for_function_pointers, move in file.
2610 (Target_i386::can_icf_inline_merge_sections): Remove.
2611 (Target_i386::i386_info): Initialize
2612 can_icf_inline_merge_sections.
2613 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2614 Initialize can_icf_inline_merge_sections.
2615 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2616 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2617 Rename from can_check_for_function_pointers, move in file.
2618 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2619 (Target_x86_64::x86_64_info): Initialize
2620 can_icf_inline_merge_sections.
2621 * testsuite/testfile.cc (Target_test::test_target_info):
2623 * icf.cc (get_section_contents): Correct formatting.
2625 2011-06-27 Ian Lance Taylor <iant@google.com>
2627 * symtab.cc (Symbol::versioned_name): New function.
2628 (Symbol_table::add_to_final_symtab): Use versioned_name when
2630 (Symbol_table::sized_write_symbol): Likewise.
2631 * symtab.h (class Symbol): Declare versioned_name.
2632 * stringpool.h (class Stringpool_template): Add variant of add
2633 which takes a std::basic_string.
2634 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2635 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2636 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2637 (ver_test_12.o): New target.
2638 * testsuite/Makefile.in: Rebuild.
2640 2011-06-27 Doug Kwan <dougkwan@google.com>
2642 * arm.cc (Arm_relocate_functions::thm_jump8,
2643 Arm_relocate_functions::thm_jump11): Use a wider signed
2644 type to compute offset.
2645 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2647 * testsuite/Makefile.in: Regenerate.
2648 * testsuite/arm_branch_in_range.sh: Check test results of
2649 arm_thm_jump11 and arm_thm_jump8.
2650 * testsuite/arm_thm_jump11.s: New test source file.
2651 * testsuite/arm_thm_jump11.t: New linker script.
2652 * testsuite/arm_thm_jump8.s: New test source file.
2653 * testsuite/arm_thm_jump8.t: New linker script.
2655 2011-06-24 Ian Lance Taylor <iant@google.com>
2657 * layout.cc: Include "object.h".
2658 (ctors_sections_in_init_array): New static variable.
2659 (Layout::is_ctors_in_init_array): New function.
2660 (Layout::layout): Add entry to ctors_sections_in_init_array if
2662 * layout.h (class Layout): Declare is_ctors_in_init_array.
2663 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2664 is_ctors_reverse_view is set.
2665 (Sized_relobj_file::write_sections): Add layout parameter. Change
2666 all callers. Set is_ctors_reverse_view field of View_size.
2667 (Sized_relobj_file::reverse_words): New function.
2668 * object.h (Sized_relobj_file::View_size): Add
2669 is_ctors_reverse_view field.
2670 (class Sized_relobj_file): Update declarations.
2671 * testsuite/initpri3.c: New test.
2672 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2674 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2675 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2676 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2677 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2678 * testsuite/Makefile.in: Rebuild.
2680 2011-06-24 Cary Coutant <ccoutant@google.com>
2682 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2683 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2684 (debug_msg_cdebug.err): New targets.
2685 * testsuite/Makefile.in: Regenerate.
2686 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2687 Fix checks for link with shared library.
2689 2011-06-24 Doug Kwan <dougkwan@google.com>
2691 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2692 skip empty text sections.
2693 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2695 2011-06-22 Ian Lance Taylor <iant@google.com>
2698 * options.h (class General_options): Add --ctors-in-init-array.
2699 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2700 friends as SHT_PROGBITS for merging sections.
2701 (Layout::layout): Remove special handling of .init_array and
2702 friends. Don't sort if doing relocatable link. Sort for .ctors
2703 and .dtors if ctors_in_init_array.
2704 (Layout::make_output_section): Force correct section types for
2705 .init_array and friends. Don't sort if doing relocatable link,
2706 Don't sort .ctors and .dtors if ctors_in_init_array.
2707 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2708 (Layout::output_section_name): Add relobj parameter. Change all
2709 callers. Handle .ctors. and .dtors. in code rather than table.
2710 Handle .ctors and .dtors if ctors_in_init_array.
2711 (Layout::match_file_name): New function, moved from output.cc.
2712 * layout.h (class Layout): Update declarations.
2713 * output.cc: Include "layout.h".
2714 (Input_section_sort_entry::get_priority): New function.
2715 (Input_section_sort_entry::match_file_name): Just call
2716 Layout::match_file_name.
2717 (Output_section::Input_section_sort_init_fini_compare::operator()):
2718 Handle .ctors and .dtors. Sort by explicit priority rather than
2720 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2721 * testsuite/initpri2.c: New test.
2722 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2723 (check_PROGRAMS): Add initpri2.
2724 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2725 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2726 * configure, testsuite/Makefile.in: Rebuild.
2728 2011-06-19 Ian Lance Taylor <iant@google.com>
2731 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2732 .interp section to a PT_INTERP segment even if we have seen a
2733 --dynamic-linker option. Don't do it if we have seen a PHDRS
2734 clause in a linker script.
2735 (Layout::finalize): Don't create a .interp section if we've
2736 already create a PT_INTERP segment.
2737 (Layout::create_interp): Always call choose_output_section (revert
2738 patch of 2011-06-17). Don't create PT_INTERP segment.
2739 * script-sections.cc
2740 (Script_sections::create_note_and_tls_segments): Add a .interp
2741 section to a PT_INTERP segment even if we have seen a
2742 --dynamic-linker option.
2744 2011-06-18 Ian Lance Taylor <iant@google.com>
2746 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2747 merely because a non-PT_LOAD segment has a dynamic reloc.
2749 2011-06-18 Ian Lance Taylor <iant@google.com>
2751 * layout.cc (Layout::finish_dynamic_section): Don't create
2752 DT_FLAGS entry if not needed.
2754 2011-06-18 Ian Lance Taylor <iant@google.com>
2757 * layout.cc (Layout::layout_eh_frame): Correct handling of
2758 writable .eh_frame section.
2760 2011-06-17 Ian Lance Taylor <iant@google.com>
2763 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2764 symbol is redefined with the exact same object and value.
2766 2011-06-17 Ian Lance Taylor <iant@google.com>
2769 * layout.h (class Layout): Add interp_segment_ field.
2770 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2771 (Layout::attach_allocated_section_to_segment): If making shared
2772 library, put .interp section in PT_INTERP segment.
2773 (Layout::finalize): Also call create_interp if -dynamic-linker
2775 (Layout::create_interp): Assert that there is no PT_INTERP
2776 segment. If not using a SECTIONS clause, use make_output_section.
2777 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2778 * script-sections.cc
2779 (Script_sections::create_note_and_tls_segments): If making shared
2780 library, put .interp section in PT_INTERP segment.
2782 2011-06-17 Ian Lance Taylor <iant@google.com>
2784 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2785 when making a shared library.
2787 2011-06-17 Ian Lance Taylor <iant@google.com>
2789 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2790 parameter. Change all callers. Don't issue warning about PC32
2791 against locally defined symbol.
2793 2011-06-16 Ian Lance Taylor <iant@google.com>
2795 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2796 occurs in same object.
2798 2011-06-14 Alan Modra <amodra@gmail.com>
2800 * po/POTFILES.in: Regenerate.
2802 2011-06-09 Ian Lance Taylor <iant@google.com>
2804 * script-sections.cc
2805 (Orphan_output_section::set_section_addresses): For a relocatable
2806 link set address to 0.
2808 2011-06-09 Cary Coutant <ccoutant@google.com>
2811 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2812 used with --compress-debug-sections.
2813 * gold/object.cc (Sized_relobj_file::do_layout): Report
2814 uncompressed size of compressed input sections.
2816 2011-06-08 Cary Coutant <ccoutant@google.com>
2819 * testsuite/two_file_test_2_v1.cc: Change initialization of
2820 v2 to keep it in .data.
2822 2011-06-07 Cary Coutant <ccoutant@google.com>
2824 * common.cc (Symbol_table::do_allocate_commons_list): Call
2826 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2827 (Errors::fallback): New function.
2828 (gold_fallback): New function.
2829 * errors.h (Errors::fallback): New function.
2830 * gold.cc (gold_exit): Change status parameter to enum; adjust
2832 (queue_initial_tasks): Call gold_fallback.
2833 * gold.h: Include cstdlib.
2834 (Exit_status): New enum type.
2835 (gold_exit): Change status parameter to enum.
2836 (gold_fallback): New function.
2837 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2838 (Layout::create_symtab_sections): Likewise.
2839 (Layout::create_shdrs): Likewise.
2840 * main.cc (main): Adjust call to gold_exit.
2841 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2842 (Output_data_got::add_got_entry_pair): Likewise.
2843 (Output_section::add_input_section): Likewise.
2844 (Output_section::add_output_section_data): Likewise.
2845 (Output_segment::set_section_list_addresses): Likewise.
2846 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2848 2011-06-07 Cary Coutant <ccoutant@google.com>
2850 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2851 for incremental links.
2852 * output.cc (Output_segment::set_section_list_addresses): Remove
2853 FIXME and test for TLS or BSS.
2855 2011-06-07 Cary Coutant <ccoutant@google.com>
2857 * testsuite/Makefile.am: Add incremental_copy_test,
2858 incremental_common_test_1.
2859 * testsuite/Makefile.in: Regenerate.
2860 * testsuite/common_test_1_v1.c: New source file.
2861 * testsuite/common_test_1_v2.c: New source file.
2862 * testsuite/copy_test_v1.cc: New source file.
2864 2011-06-07 Cary Coutant <ccoutant@google.com>
2866 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2867 update, allocate common from bss section's free list.
2868 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2869 linker-defined symbols.
2870 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2871 Skip GOT and PLT entries that are no longer referenced.
2872 (Output_section_incremental_inputs::write_info_blocks): Mark
2873 linker-defined symbols.
2874 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2875 * output.cc (Output_section::allocate): New function.
2876 * output.h (Output_section::allocate): New function.
2877 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2878 linker-defined symbols.
2879 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2880 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2881 (Symbol::init_base_output_data): Likewise.
2882 (Symbol::init_base_output_segment): Likewise.
2883 (Symbol::init_base_constant): Likewise.
2884 (Sized_symbol::init_output_data): Likewise.
2885 (Sized_symbol::init_output_segment): Likewise.
2886 (Sized_symbol::init_constant): Likewise.
2887 (Symbol_table::do_define_in_output_data): Likewise.
2888 (Symbol_table::do_define_in_output_segment): Likewise.
2889 (Symbol_table::do_define_as_constant): Likewise.
2890 * symtab.h (Symbol::is_predefined): New function.
2891 (Symbol::init_base_output_data): Add is_predefined parameter.
2892 (Symbol::init_base_output_segment): Likewise.
2893 (Symbol::init_base_constant): Likewise.
2894 (Symbol::is_predefined_): New data member.
2895 (Sized_symbol::init_output_data): Add is_predefined parameter.
2896 (Sized_symbol::init_output_segment): Likewise.
2897 (Sized_symbol::init_constant): Likewise.
2898 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2900 2011-06-07 Cary Coutant <ccoutant@google.com>
2902 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2903 instead of emit_copy_reloc.
2904 (Copy_relocs::emit_copy_reloc): Refactor.
2905 (Copy_relocs::make_copy_reloc): New function.
2906 (Copy_relocs::add_copy_reloc): Remove.
2907 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2909 (Copy_relocs::make_copy_reloc): New function.
2910 (Copy_relocs::add_copy_reloc): Remove.
2911 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2912 unchanged input files.
2913 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2914 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2915 Reserve BSS space for COPY relocations.
2916 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2917 (Output_section_incremental_inputs::write_info_blocks): Record
2918 whether a symbol is copied from a shared object.
2919 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2920 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2921 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2922 (Incremental_input_entry_reader::get_output_symbol_index): Add
2924 (Incremental_binary::emit_copy_relocs): New function.
2925 (Incremental_binary::do_emit_copy_relocs): New function.
2926 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2928 (Sized_incremental_binary::add_copy_reloc): New function.
2929 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2930 (Sized_incremental_binary::Copy_reloc): New struct.
2931 (Sized_incremental_binary::Copy_relocs): New typedef.
2932 (Sized_incremental_binary::copy_relocs_): New data member.
2933 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2934 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2935 * target.h (Sized_target::emit_copy_reloc): New function.
2936 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2938 2011-06-02 Cary Coutant <ccoutant@google.com>
2941 * gold/archive.cc (Archive::Archive): Initialize new data member.
2942 (Archive::include_all_members): Return if archive has already been
2944 * gold/archive.h (Archive::include_all_members_): New data member.
2946 2011-06-02 Nick Clifton <nickc@redhat.com>
2948 * dynobj.h: Fix spelling mistake in comment.
2949 * output.cc: Likewise.
2951 2011-05-31 Doug Kwan <dougkwan@google.com>
2955 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2956 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2957 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2958 redundant arm_exidx_test.so.
2959 * testsuite/Makefile.in: Regenerate.
2960 (check_SCRIPTS): Add pr12826.sh
2961 (check_DATA): Add pr12826.stdout
2962 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2963 * testsuite/pr12826.sh: New file.
2964 * testsuite/pr12826_1.s: Ditto.
2965 * testsuite/pr12826_1.s: Ditto.
2967 2011-05-30 Ian Lance Taylor <iant@google.com>
2969 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2972 2011-05-29 Ian Lance Taylor <iant@google.com>
2975 * testsuite/Makefile.am: Use different file name for two_file_test
2976 temporary file for each incremental test.
2977 * testsuite/Makefile.in: Rebuild.
2979 2011-05-29 Ian Lance Taylor <iant@google.com>
2981 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2982 binary input file is empty.
2984 2011-05-27 Ian Lance Taylor <iant@google.com>
2986 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2987 (ver_test_9.so): Likewise.
2988 * testsuite/Makefile.in: Rebuild.
2990 2011-05-26 Cary Coutant <ccoutant@google.com>
2992 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2993 * incremental.cc (Incremental_inputs::report_input_section): Fix
2994 comment, indentation.
2995 (Incremental_inputs::report_comdat_group): New function.
2996 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2997 of data for incremental input file entry.
2998 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2999 group count, COMDAT group signatures.
3000 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
3001 an unchanged input file.
3002 * incremental.h (Incremental_object_entry::Incremental_object_entry):
3003 Initialize new data member.
3004 (Incremental_object_entry::add_comdat_group): New function.
3005 (Incremental_object_entry::get_comdat_group_count): New function.
3006 (Incremental_object_entry::get_comdat_signature_key): New function.
3007 (Incremental_object_entry::groups_): New data member.
3008 (Incremental_inputs::report_comdat_group): New function.
3009 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
3010 data for incremental input file entry.
3011 (Incremental_input_entry_reader::get_comdat_group_count): New function.
3012 (Incremental_input_entry_reader::get_input_section): Adjust size of
3013 data for incremental input file entry.
3014 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
3015 (Incremental_input_entry_reader::get_comdat_group_signature): New
3017 * object.cc (Sized_relobj::include_section_group): Report kept
3018 COMDAT groups for incremental links.
3020 2011-05-24 David Meyer <pdox@google.com>
3022 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
3023 with name parameter. Add found_name parameter.
3024 * fileread.cc (Input_file::find_file): Adjust code accordingly.
3025 * dirsearch.h (class Dirsearch): Update declaration.
3027 2011-05-24 Ian Lance Taylor <iant@google.com>
3029 * archive.cc (Library_base::should_include_member): Pull in object
3030 from archive if it defines the entry symbol.
3031 * parameters.cc (Parameters::entry): New function.
3032 * parameters.h (class Parameters): Declare entry.
3033 * output.h (class Output_file_header): Remove entry_ field.
3034 * output.cc (Output_file_header::Output_file_header): Remove entry
3035 parameter. Change all callers.
3036 (Output_file_header::entry): Use parameters->entry.
3037 * gold.cc (queue_middle_tasks): Likewise.
3038 * plugin.cc (Plugin_hook::run): Likewise.
3040 2011-05-24 Cary Coutant <ccoutant@google.com>
3042 * gold.cc (queue_initial_tasks): Pass incremental base filename
3043 to Output_file::open_base_file; don't print error message.
3044 * incremental-dump.cc (main): Adjust call to
3045 Output_file::open_for_modification.
3046 * incremental-dump.cc (main): Likewise.
3047 * incremental.cc (Incremental_inputs::report_command_line):
3048 Ignore --incremental-base option when comparing command lines.
3049 Ignore parameter when given as separate argument.
3050 * options.h (class General_options): Add --incremental-base.
3051 * output.cc (Output_file::Output_file):
3052 (Output_file::open_base_file): Add base_name and writable parameters;
3053 read base file into new file; print error message here.
3054 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3056 * output.h (Output_file::open_for_modification): Rename to...
3057 (Output_file::open_base_file): ...this; add base_name and
3058 writable parameters; adjust all callers.
3059 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3061 * testsuite/Makefile.am (incremental_test_4): Test
3063 * testsuite/Makefile.in: Regenerate.
3065 2011-05-24 Cary Coutant <ccoutant@google.com>
3067 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3069 * testsuite/Makefile.in: Regenerate.
3070 * testsuite/two_file_test_1_v1.cc: New test source file.
3071 * testsuite/two_file_test_1b_v1.cc: New test source file.
3072 * testsuite/two_file_test_2_v1.cc: New test source file.
3074 2011-05-24 Cary Coutant <ccoutant@google.com>
3076 * dynobj.h (Dynobj::do_dynobj): New function.
3077 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3078 flag and soname for shared objects.
3079 * incremental.cc (Incremental_inputs::report_object): Make
3080 either Incremental_object_entry or Incremental_dynobj_entry; add
3081 soname to string table.
3082 (Incremental_inputs::report_input_section): Add assertion.
3083 (Output_section_incremental_inputs::set_final_data_size): Adjust
3084 type of input file entry for shared libraries; adjust size of
3085 shared library info entry.
3086 (Output_section_incremental_inputs::write_input_files): Write
3087 as_needed flag for shared libraries.
3088 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3089 of input file entry for shared libraries; write soname.
3090 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3091 soname from incremental info.
3092 * incremental.h (enum Incremental_input_flags): Add
3093 INCREMENTAL_INPUT_AS_NEEDED.
3094 (Incremental_input_entry::Incremental_input_entry): Initialize new
3096 (Incremental_input_entry::set_as_needed): New function.
3097 (Incremental_input_entry::as_needed): New function.
3098 (Incremental_input_entry::do_dynobj_entry): New function.
3099 (Incremental_input_entry::as_needed_): New data member.
3100 (Incremental_object_entry::Incremental_object_entry): Don't check
3102 (Incremental_object_entry::do_type): Likewise.
3103 (class Incremental_dynobj_entry): New class.
3104 (Incremental_input_entry_reader::as_needed): New function.
3105 (Incremental_input_entry_reader::get_soname): New function.
3106 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3107 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3108 size of shared library info entry.
3109 * layout.cc (Layout::finish_dynamic_section): Don't test for
3110 incremental link when adding DT_NEEDED entries.
3111 * object.h (Object::Object): Initialize new data member.
3112 (Object::dynobj): New function.
3113 (Object::set_as_needed): New function.
3114 (Object::as_needed): New function.
3115 (Object::do_dynobj): New function.
3116 (Object::as_needed_): New data member.
3118 2011-05-24 Cary Coutant <ccoutant@google.com>
3120 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3121 info; adjust display of GOT entries.
3122 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3123 vector of input objects; remove file_status_.
3124 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3125 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3126 got_plt reader; call target hooks to reserve GOT entries.
3127 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3128 of input file info header and GOT info entry.
3129 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3131 (Got_plt_view_info::got_descriptor): Remove.
3132 (Got_plt_view_info::sym_index): New data member.
3133 (Got_plt_view_info::input_index): New data member.
3134 (Local_got_offset_visitor::visit): Write input file index.
3135 (Global_got_offset_visitor::visit): Write 0 for input file index.
3136 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3137 with sym_index and input_index.
3138 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3139 incremental info GOT entry; replace got_descriptor with input_index.
3140 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3141 map from input file index to object.
3142 (Sized_relobj_incr::do_layout): Replace direct data member reference
3143 with accessor function.
3144 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3145 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3146 Adjust size of input file info header.
3147 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3148 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3149 (Incremental_input_entry_reader::get_input_section): Adjust size of
3150 input file info header.
3151 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3152 of incremental info GOT entry.
3153 (Incremental_got_plt_reader::get_got_desc): Remove.
3154 (Incremental_got_plt_reader::get_got_symndx): New function.
3155 (Incremental_got_plt_reader::get_got_input_index): New function.
3156 (Sized_incremental_binary::Sized_incremental_binary): Remove
3157 file_status_; add input_objects_.
3158 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3159 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3160 (Sized_incremental_binary::file_is_unchanged): Remove.
3161 (Sized_incremental_binary::set_input_object): New function.
3162 (Sized_incremental_binary::input_object): New function.
3163 (Sized_incremental_binary::file_status_): Remove.
3164 (Sized_incremental_binary::input_objects_): New data member.
3165 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3167 (Sized_relobj_incr::invalid_address): Move to base class.
3168 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3170 (Sized_relobj_incr::do_output_section_offset): Likewise.
3171 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3172 (Sized_relobj_incr::section_offsets_): Likewise.
3173 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3175 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3176 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3177 with accessor function.
3178 (Sized_relobj_file::do_layout): Likewise.
3179 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3180 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3181 (Sized_relobj_file::compute_final_local_value): Replace refs to
3182 section_offsets_ with accessor function.
3183 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3184 * object.h (Relobj::Relobj): Initialize new data members.
3185 (Relobj::add_dyn_reloc): New function.
3186 (Relobj::first_dyn_reloc): New function.
3187 (Relobj::dyn_reloc_count): New function.
3188 (Relobj::first_dyn_reloc_): New data member.
3189 (Relobj::dyn_reloc_count_): New data member.
3190 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3192 (Sized_relobj::Address): New typedef.
3193 (Sized_relobj::invalid_address): Move here from child class.
3194 (Sized_relobj::Sized_relobj): Initialize new data members.
3195 (Sized_relobj::sized_relobj): New function.
3196 (Sized_relobj::is_output_section_offset_invalid): Move here from
3198 (Sized_relobj::get_output_section_offset): Likewise.
3199 (Sized_relobj::local_has_got_offset): Likewise.
3200 (Sized_relobj::local_got_offset): Likewise.
3201 (Sized_relobj::set_local_got_offset): Likewise.
3202 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3203 (Sized_relobj::clear_got_offsets): New function.
3204 (Sized_relobj::section_offsets): Move here from child class.
3205 (Sized_relobj::do_output_section_offset): Likewise.
3206 (Sized_relobj::do_set_section_offset): Likewise.
3207 (Sized_relobj::Local_got_offsets): Likewise.
3208 (Sized_relobj::local_got_offsets_): Likewise.
3209 (Sized_relobj::section_offsets_): Likewise.
3210 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3212 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3214 (Sized_relobj_file::sized_relobj): New function
3215 (Sized_relobj_file::local_has_got_offset): Move to base class.
3216 (Sized_relobj_file::local_got_offset): Likewise.
3217 (Sized_relobj_file::set_local_got_offset): Likewise.
3218 (Sized_relobj_file::get_output_section_offset): Likewise.
3219 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3220 (Sized_relobj_file::do_output_section_offset): Likewise.
3221 (Sized_relobj_file::do_set_section_offset): Likewise.
3222 (Sized_relobj_file::Local_got_offsets): Likewise.
3223 (Sized_relobj_file::local_got_offsets_): Likewise.
3224 (Sized_relobj_file::section_offsets_): Likewise.
3225 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3227 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3228 (Output_reloc::get_symbol_index): Likewise.
3229 (Output_reloc::local_section_offset): Likewise.
3230 (Output_reloc::get_address): Likewise.
3231 (Output_reloc::symbol_value): Likewise.
3232 (Output_data_got::reserve_slot): Move to class definition.
3233 (Output_data_got::reserve_local): New function.
3234 (Output_data_got::reserve_slot_for_global): Remove.
3235 (Output_data_got::reserve_global): New function.
3236 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3237 (all constructors, two instantiations).
3238 (Output_reloc::get_relobj): New function (two instantiations).
3239 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3240 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3241 (Output_data_reloc::add_global): Adjust type of relobj.
3242 (Output_data_reloc::add_global_relative): Likewise.
3243 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3244 (Output_data_reloc::add_local): Likewise.
3245 (Output_data_reloc::add_local_relative): Likewise.
3246 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3247 (Output_data_reloc::add_local_section): Likewise.
3248 (Output_data_reloc::add_output_section): Likewise.
3249 (Output_data_reloc::add_absolute): Likewise.
3250 (Output_data_reloc::add_target_specific): Likewise.
3251 (Output_data_got::reserve_slot): Move definition here.
3252 (Output_data_got::reserve_local): New function.
3253 (Output_data_got::reserve_global): New function.
3254 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3255 section_offsets_ with accessor function.
3256 (Sized_relobj_file::write_sections): Likewise.
3257 (Sized_relobj_file::do_relocate_sections): Likewise.
3258 * target.h (Sized_target::reserve_local_got_entry): New function.
3259 (Sized_target::reserve_global_got_entry): New function.
3260 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3261 (Target_x86_64::reserve_global_got_entry): New function.
3262 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3264 2011-05-23 Cary Coutant <ccoutant@google.com>
3266 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3267 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3268 bit when checking got_type.
3269 * incremental.cc (Sized_incremental_binary::setup_readers):
3270 Store symbol table and string table locations; initialize bit vector
3271 of file status flags.
3272 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3274 (Sized_incremental_binary::do_process_got_plt): New function.
3275 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3276 (Output_section_incremental_inputs::set_final_data_size): Record
3277 file index for each input file.
3278 (Output_section_incremental_inputs::write_got_plt): Store file index
3279 instead of input entry offset for each GOT entry.
3281 (Incremental_input_entry::Incremental_input_entry): Initialize new
3283 (Incremental_input_entry::set_offset): Store file index.
3284 (Incremental_input_entry::get_file_index): New function.
3285 (Incremental_input_entry::file_index_): New data member.
3286 (Incremental_binary::process_got_plt): New function.
3287 (Incremental_binary::do_process_got_plt): New function.
3288 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3290 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3291 (Sized_incremental_binary::set_file_is_unchanged): New function.
3292 (Sized_incremental_binary::file_is_unchanged): New function.
3293 (Sized_incremental_binary::do_process_got_plt): New function.
3294 (Sized_incremental_binary::file_status_): New data member.
3295 (Sized_incremental_binary::main_symtab_loc_): New data member.
3296 (Sized_incremental_binary::main_strtab_loc_): New data member.
3297 * output.cc (Output_data_got::Got_entry::write): Add case
3299 (Output_data_got::add_global): Call add_got_entry.
3300 (Output_data_got::add_global_plt): Likewise.
3301 (Output_data_got::add_global_with_rel): Likewise.
3302 (Output_data_got::add_global_with_rela): Likewise.
3303 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3304 (Output_data_got::add_global_pair_with_rela): Likewise.
3305 (Output_data_got::add_local): Call add_got_entry.
3306 (Output_data_got::add_local_plt): Likewise.
3307 (Output_data_got::add_local_with_rel): Likewise.
3308 (Output_data_got::add_local_with_rela): Likewise.
3309 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3310 (Output_data_got::add_local_pair_with_rela): Likewise.
3311 (Output_data_got::reserve_slot): New function.
3312 (Output_data_got::reserve_slot_for_global): New function.
3313 (Output_data_got::add_got_entry): New function.
3314 (Output_data_got::add_got_entry_pair): New function.
3315 (Output_section::add_output_section_data): Edit FIXME.
3317 (Output_section_data_build::Output_section_data_build): New
3318 constructor with size parameter.
3319 (Output_data_space::Output_data_space): Likewise.
3320 (Output_data_got::Output_data_got): Initialize new data member; new
3321 constructor with size parameter.
3322 (Output_data_got::add_constant): Call add_got_entry.
3323 (Output_data_got::reserve_slot): New function.
3324 (Output_data_got::reserve_slot_for_global): New function.
3325 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3326 (Output_data_got::add_got_entry): New function.
3327 (Output_data_got::add_got_entry_pair): New function.
3328 (Output_data_got::free_list_): New data member.
3329 * target.h (Sized_target::init_got_plt_for_update): New function.
3330 (Sized_target::register_global_plt_entry): New function.
3331 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3332 Initialize new data member; call init; add constructor with PLT count.
3333 (Output_data_plt_x86_64::init): New function.
3334 (Output_data_plt_x86_64::add_relocation): New function.
3335 (Output_data_plt_x86_64::reserve_slot): New function.
3336 (Output_data_plt_x86_64::free_list_): New data member.
3337 (Target_x86_64::init_got_plt_for_update): New function.
3338 (Target_x86_64::register_global_plt_entry): New function.
3339 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3340 incremental updates.
3341 (Output_data_plt_x86_64::add_relocation): New function.
3342 * testsuite/object_unittest.cc (Object_test): Set default options.
3344 2011-05-16 Ian Lance Taylor <iant@google.com>
3346 * options.h (class General_options): Make -i a synonym for -r.
3348 2011-05-16 Ian Lance Taylor <iant@google.com>
3350 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3352 2011-05-10 Cary Coutant <ccoutant@google.com>
3354 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3357 2011-05-06 Ian Lance Taylor <iant@google.com>
3359 * layout.cc (Layout::layout): If the output section flags change,
3360 update the ordering.
3362 2011-04-25 Cary Coutant <ccoutant@google.com>
3364 * incremental-dump.cc (dump_incremental_inputs): Print local
3365 symbol info for each input file.
3367 (Output_section_incremental_inputs::set_final_data_size): Add local
3368 symbol info to input file entries in incremental info.
3369 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3370 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3371 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3372 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3374 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3375 (Sized_incr_relobj::do_relocate): Write the local symbols.
3376 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3377 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3378 Adjust size of input file header.
3379 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3380 (Incremental_inputs_reader::get_local_symbol_count): New function.
3381 (Incremental_inputs_reader::get_input_section): Adjust size of input
3383 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3384 (Sized_incr_relobj::This): New typedef.
3385 (Sized_incr_relobj::sym_size): New const data member.
3386 (Sized_incr_relobj::Local_symbol): New struct.
3387 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3388 (Sized_incr_relobj::do_local_symbol_offset): New function.
3389 (Sized_incr_relobj::local_symbol_count_): New data member.
3390 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3391 (Sized_incr_relobj::local_symbol_index_): New data member.
3392 (Sized_incr_relobj::local_symbol_offset_): New data member.
3393 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3394 (Sized_incr_relobj::local_symbols_): New data member.
3395 * object.h (Relobj::output_local_symbol_count): New function.
3396 (Relobj::local_symbol_offset): New function.
3397 (Relobj::do_output_local_symbol_count): New function.
3398 (Relobj::do_local_symbol_offset): New function.
3399 (Sized_relobj::do_output_local_symbol_count): New function.
3400 (Sized_relobj::do_local_symbol_offset): New function.
3402 2011-04-22 Vladimir Simonov <sv@sw.ru>
3404 * descriptors.cc (set_close_on_exec): New function.
3405 (Descriptors::open): Use set_close_on_exec.
3406 * output.cc (S_ISLNK): Define if not defined.
3408 2011-04-22 Cary Coutant <ccoutant@google.com>
3410 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3412 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3413 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3414 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3416 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3417 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3418 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3420 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3422 (Incremental_binary::apply_incremental_relocs): New function.
3423 (Incremental_binary::do_apply_incremental_relocs): New function.
3424 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3426 (Sized_incremental_binary::add_global_symbol): New function.
3427 (Sized_incremental_binary::global_symbol): New function.
3428 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3429 (Sized_incremental_binary::symbol_map_): New data member.
3430 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3431 * target.h (Sized_target::apply_relocation): New function.
3432 * target-reloc.h (apply_relocation): New function.
3433 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3435 2011-04-22 Doug Kwan <dougkwan@google.com>
3437 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3438 flag of a SHT_ARM_EXIDX section.
3439 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3440 * testsuite/Makefile.in: Regenerate.
3441 * testsuite/arm_exidx_test.s: New file.
3442 * testsuite/arm_exidx_test.sh: Same.
3444 2011-04-20 Cary Coutant <ccoutant@google.com>
3447 * archive.h (Incremental_archive_entry::Archive_member):
3448 Initialize arg_serial_ (second constructor).
3450 2011-04-17 Ian Lance Taylor <iant@google.com>
3452 * object.cc (Relocate_info::location): Simplify location string.
3453 * errors.cc (Errors::error_at_location): Don't print program
3455 (Errors::warning_at_location): Likewise.
3456 (Errors::undefined_symbol): Likewise.
3457 * testsuite/debug_msg.sh: Update accordingly.
3459 2011-04-14 Cary Coutant <ccoutant@google.com>
3461 * gold/layout.cc (Layout::symtab_section_offset): New function.
3462 * gold/layout.h (Layout::symtab_section_offset): New function.
3463 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3465 2011-04-12 Ian Lance Taylor <iant@google.com>
3467 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3468 with MREMAP_MAYMOVE.
3469 * output.h (class Output_file): Add map_is_allocated_ field.
3470 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3471 not available, provide stubs. If mremap is not available, #define
3473 (MREMAP_MAYMOVE): Define if not defined.
3474 (Output_file::Output_file): Initialize map_is_allocated_.
3475 (Output_file::resize): Check map_is_allocated_.
3476 (Output_file::map_anonymous): If mmap fails, use malloc.
3477 (Output_file::unmap): Don't do anything for an anonymous map.
3478 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3479 is not available, provide stubs.
3480 (File_read::View::~View): Use free rather than delete[].
3481 (File_read::make_view): Use malloc rather than new[]. If mmap
3483 (File_read::find_or_make_view): Use malloc rather than new[].
3484 * gold.h: Remove HAVE_REMAP code.
3485 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3486 exists. Rename mremap to gold_mremap. If mmap is not available
3488 * configure, config.in: Rebuild.
3490 2011-04-11 Ian Lance Taylor <iant@google.com>
3492 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3493 initialize local variable v.
3495 2011-04-11 Cary Coutant <ccoutant@google.com>
3497 * archive.cc (Archive::include_member): Adjust call to
3499 (Add_archive_symbols::run): Track argument serial numbers.
3500 (Lib_group::include_member): Likewise.
3501 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3502 * archive.h (Incremental_archive_entry::Archive_member):
3503 Initialize arg_serial_.
3504 (Archive_member::arg_serial_): New data member.
3505 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3506 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3508 (Sized_dynobj::do_for_all_local_got_entries): New function.
3509 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3511 * fileread.cc (get_mtime): New function.
3512 * fileread.h (get_mtime): New function.
3513 * gold.cc (queue_initial_tasks): Check for incremental update.
3514 (process_incremental_input): New function.
3515 (queue_middle_tasks): Don't force valid target for incremental
3517 * incremental-dump.cc (find_input_containing_global): Adjust
3518 size of symbol info entry.
3519 (dump_incremental_inputs): Dump argument serial number and
3520 in_system_directory flag; bias shndx by 1; print symbol names
3521 when dumping per-file symbol lists; use new symbol info readers.
3523 (Output_section_incremental_inputs:update_data_size): New function.
3524 (Sized_incremental_binary::setup_readers): Setup input readers
3525 for each input file; build maps for files added from libraries
3527 (Sized_incremental_binary::check_input_args): New function.
3528 (Sized_incremental_binary::do_check_inputs): Build map of argument
3529 serial numbers to input arguments.
3530 (Sized_incremental_binary::do_file_has_changed): Rename
3531 do_file_is_unchanged to this; compare file modification times.
3532 (Sized_incremental_binary::do_init_layout): New function.
3533 (Sized_incremental_binary::do_reserve_layout): New function.
3534 (Sized_incremental_binary::do_get_input_reader): Remove.
3535 (Sized_incremental_binary::get_symtab_view): New function.
3536 (Incremental_checker::can_incrementally_link_output_file): Remove.
3537 (Incremental_inputs::report_command_line): Exclude --debug options.
3538 (Incremental_inputs::report_archive_begin): Add parameter; track
3539 argument serial numbers; don't put input file entry for archive
3540 before archive members.
3541 (Incremental_inputs::report_archive_end): Put input file entry
3542 for archive after archive members.
3543 (Incremental_inputs::report_object): Add parameter; track argument
3544 serial numbers and in_system_directory flag.
3545 (Incremental_inputs::report_script): Add parameter; track argument
3547 (Output_section_incremental_inputs::set_final_data_size): Adjust
3548 size of symbol info entry; check for forwarding symbols.
3549 (Output_section_incremental_inputs::write_input_files): Write
3550 in_system_directory flag and argument serial number.
3551 (Output_section_incremental_inputs::write_info_blocks): Map section
3552 indices between incremental info and original input file; store
3553 input section index for each symbol.
3554 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3555 change operator() to visit().
3556 (class Global_got_offset_visitor): Likewise.
3557 (class Global_symbol_visitor_got_plt):
3558 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3560 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3561 (Sized_incr_relobj::do_read_symbols): New function.
3562 (Sized_incr_relobj::do_layout): New function.
3563 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3564 (Sized_incr_relobj::do_add_symbols): New function.
3565 (Sized_incr_relobj::do_should_include_member): New function.
3566 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3567 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3568 (Sized_incr_relobj::do_section_size): New function.
3569 (Sized_incr_relobj::do_section_name): New function.
3570 (Sized_incr_relobj::do_section_contents): New function.
3571 (Sized_incr_relobj::do_section_flags): New function.
3572 (Sized_incr_relobj::do_section_entsize): New function.
3573 (Sized_incr_relobj::do_section_address): New function.
3574 (Sized_incr_relobj::do_section_type): New function.
3575 (Sized_incr_relobj::do_section_link): New function.
3576 (Sized_incr_relobj::do_section_info): New function.
3577 (Sized_incr_relobj::do_section_addralign): New function.
3578 (Sized_incr_relobj::do_initialize_xindex): New function.
3579 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3580 (Sized_incr_relobj::do_read_relocs): New function.
3581 (Sized_incr_relobj::do_gc_process_relocs): New function.
3582 (Sized_incr_relobj::do_scan_relocs): New function.
3583 (Sized_incr_relobj::do_count_local_symbols): New function.
3584 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3585 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3586 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3587 (Sized_incr_relobj::do_relocate): New function.
3588 (Sized_incr_relobj::do_set_section_offset): New function.
3589 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3590 (Sized_incr_dynobj::do_read_symbols): New function.
3591 (Sized_incr_dynobj::do_layout): New function.
3592 (Sized_incr_dynobj::do_add_symbols): New function.
3593 (Sized_incr_dynobj::do_should_include_member): New function.
3594 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3595 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3596 (Sized_incr_dynobj::do_section_size): New function.
3597 (Sized_incr_dynobj::do_section_name): New function.
3598 (Sized_incr_dynobj::do_section_contents): New function.
3599 (Sized_incr_dynobj::do_section_flags): New function.
3600 (Sized_incr_dynobj::do_section_entsize): New function.
3601 (Sized_incr_dynobj::do_section_address): New function.
3602 (Sized_incr_dynobj::do_section_type): New function.
3603 (Sized_incr_dynobj::do_section_link): New function.
3604 (Sized_incr_dynobj::do_section_info): New function.
3605 (Sized_incr_dynobj::do_section_addralign): New function.
3606 (Sized_incr_dynobj::do_initialize_xindex): New function.
3607 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3608 (make_sized_incremental_object): New function.
3609 (Incremental_library::copy_unused_symbols): New function.
3610 (Incremental_library::do_for_all_unused_symbols): New function.
3611 * incremental.h (enum Incremental_input_flags): New type.
3612 (class Incremental_checker): Remove.
3613 (Incremental_input_entry::Incremental_input_entry): Add argument
3615 (Incremental_input_entry::arg_serial): New function.
3616 (Incremental_input_entry::set_is_in_system_directory): New function.
3617 (Incremental_input_entry::is_in_system_directory): New function.
3618 (Incremental_input_entry::arg_serial_): New data member.
3619 (Incremental_input_entry::is_in_system_directory_): New data member.
3620 (class Script_info): Move here from script.h.
3621 (Script_info::Script_info): Add filename parameter.
3622 (Script_info::filename): New function.
3623 (Script_info::filename_): New data member.
3624 (Incremental_script_entry::Incremental_script_entry): Add argument
3626 (Incremental_object_entry::Incremental_object_entry): Likewise.
3627 (Incremental_object_entry::add_input_section): Build list of input
3628 sections with map to original shndx.
3629 (Incremental_object_entry::get_input_section_index): New function.
3630 (Incremental_object_entry::shndx_): New data member.
3631 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3632 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3633 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3635 (Incremental_inputs::report_archive_begin): Likewise.
3636 (Incremental_inputs::report_object): Likewise.
3637 (Incremental_inputs::report_script): Likewise.
3638 (class Incremental_global_symbol_reader): New class.
3639 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3640 and store flags and input file type.
3641 (Incremental_input_entry_reader::arg_serial): New function.
3642 (Incremental_input_entry_reader::type): Extract type from flags.
3643 (Incremental_input_entry_reader::is_in_system_directory): New function.
3644 (Incremental_input_entry_reader::get_input_section_count): Call
3645 accessor function for type.
3646 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3647 function for type; adjust size of global symbol entry.
3648 (Incremental_input_entry_reader::get_global_symbol_count): Call
3649 accessor function for type.
3650 (Incremental_input_entry_reader::get_object_count): Likewise.
3651 (Incremental_input_entry_reader::get_object_offset): Likewise.
3652 (Incremental_input_entry_reader::get_member_count): Likewise.
3653 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3654 (Incremental_input_entry_reader::get_member_offset): Likewise.
3655 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3656 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3657 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3658 (Incremental_input_entry_reader::get_global_symbol_reader): New
3660 (Incremental_input_entry_reader::get_output_symbol_index): New
3662 (Incremental_input_entry_reader::type_): Remove.
3663 (Incremental_input_entry_reader::flags_): New data member.
3664 (Incremental_inputs_reader::input_file_offset): New function.
3665 (Incremental_inputs_reader::input_file_index): New function.
3666 (Incremental_inputs_reader::input_file): Call input_file_offset.
3667 (Incremental_inputs_reader::input_file_at_offset): New function.
3668 (Incremental_relocs_reader::get_r_type): Reformat.
3669 (Incremental_relocs_reader::get_r_shndx): Reformat.
3670 (Incremental_relocs_reader::get_r_offset): Reformat.
3671 (Incremental_relocs_reader::data): New function.
3672 (Incremental_binary::Incremental_binary): Initialize new data members.
3673 (Incremental_binary::check_inputs): Add cmdline parameter.
3674 (Incremental_binary::file_is_unchanged): Remove.
3675 (Input_reader::arg_serial): New function.
3676 (Input_reader::get_unused_symbol_count): New function.
3677 (Input_reader::get_unused_symbol): New function.
3678 (Input_reader::do_arg_serial): New function.
3679 (Input_reader::do_get_unused_symbol_count): New function.
3680 (Input_reader::do_get_unused_symbol): New function.
3681 (Incremental_binary::input_file_count): New function.
3682 (Incremental_binary::get_input_reader): Change signature to use
3683 index instead of filename.
3684 (Incremental_binary::file_has_changed): New function.
3685 (Incremental_binary::get_input_argument): New function.
3686 (Incremental_binary::get_library): New function.
3687 (Incremental_binary::get_script_info): New function.
3688 (Incremental_binary::init_layout): New function.
3689 (Incremental_binary::reserve_layout): New function.
3690 (Incremental_binary::output_file): New function.
3691 (Incremental_binary::do_check_inputs): New function.
3692 (Incremental_binary::do_file_is_unchanged): Remove.
3693 (Incremental_binary::do_file_has_changed): New function.
3694 (Incremental_binary::do_init_layout): New function.
3695 (Incremental_binary::do_reserve_layout): New function.
3696 (Incremental_binary::do_input_file_count): New function.
3697 (Incremental_binary::do_get_input_reader): Change signature.
3698 (Incremental_binary::input_args_map_): New data member.
3699 (Incremental_binary::library_map_): New data member.
3700 (Incremental_binary::script_map_): New data member.
3701 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3703 (Sized_incremental_binary::output_section): New function.
3704 (Sized_incremental_binary::inputs_reader): Add const.
3705 (Sized_incremental_binary::symtab_reader): Add const.
3706 (Sized_incremental_binary::relocs_reader): Add const.
3707 (Sized_incremental_binary::got_plt_reader): Add const.
3708 (Sized_incremental_binary::get_symtab_view): New function.
3709 (Sized_incremental_binary::Inputs_reader): New typedef.
3710 (Sized_incremental_binary::Input_entry_reader): New typedef.
3711 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3712 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3713 (Sized_incremental_binary::do_file_has_changed): New function.
3714 (Sized_incremental_binary::do_init_layout): New function.
3715 (Sized_incremental_binary::do_reserve_layout): New function.
3716 (Sized_input_reader::Inputs_reader): Remove.
3717 (Sized_input_reader::Input_entry_reader): Remove.
3718 (Sized_input_reader::do_arg_serial): New function.
3719 (Sized_input_reader::do_get_unused_symbol_count): New function.
3720 (Sized_input_reader::do_get_unused_symbol): New function.
3721 (Sized_incremental_binary::do_input_file_count): New function.
3722 (Sized_incremental_binary::do_get_input_reader): Change signature;
3723 use index instead of filename.
3724 (Sized_incremental_binary::section_map_): New data member.
3725 (Sized_incremental_binary::input_entry_readers_): New data member.
3726 (class Sized_incr_relobj): New class.
3727 (class Sized_incr_dynobj): New class.
3728 (make_sized_incremental_object): New function.
3729 (class Incremental_library): New class.
3730 * layout.cc (Free_list::num_lists): New static data member.
3731 (Free_list::num_nodes): New static data member.
3732 (Free_list::num_removes): New static data member.
3733 (Free_list::num_remove_visits): New static data member.
3734 (Free_list::num_allocates): New static data member.
3735 (Free_list::num_allocate_visits): New static data member.
3736 (Free_list::init): New function.
3737 (Free_list::remove): New function.
3738 (Free_list::allocate): New function.
3739 (Free_list::dump): New function.
3740 (Free_list::print_stats): New function.
3741 (Layout_task_runner::run): Resize output file for incremental updates.
3742 (Layout::Layout): Initialize new data members.
3743 (Layout::set_incremental_base): New function.
3744 (Layout::init_fixed_output_section): New function.
3745 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3746 incremental updates.
3747 (Layout::create_gold_note): Do not create gold note section for
3748 incremental updates.
3749 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3750 for incremental updates.
3751 (Layout::set_section_offsets): For incremental updates, allocate space
3753 (Layout::create_symtab_sections): Layout with offsets relative to
3754 start of section; for incremental updates, allocate space from free
3756 (Layout::create_shdrs): For incremental updates, allocate space from
3758 (Layout::finish_dynamic_section): For incremental updates, do not
3759 check --as-needed (fixed in subsequent patch).
3760 * layout.h (class Free_list): New class.
3761 (Layout::set_incremental_base): New function.
3762 (Layout::incremental_base): New function.
3763 (Layout::init_fixed_output_section): New function.
3764 (Layout::allocate): New function.
3765 (Layout::incremental_base_): New data member.
3766 (Layout::free_list_): New data member.
3767 * main.cc (main): Print Free_list statistics.
3768 * object.cc (Relobj::finalize_incremental_relocs): Add
3769 clear_counts parameter; clear counts only when clear_counts is set.
3770 (Sized_relobj::Sized_relobj): Initialize new base class.
3771 (Sized_relobj::do_layout): Don't report special sections.
3772 (Sized_relobj::do_for_all_local_got_entries): New function.
3773 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3774 symtab_off to all symbol table offsets.
3775 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3776 * object.h (class Got_offset_list): Move to top of file.
3777 (Object::Object): Allow case where input_file == NULL.
3778 (Object::~Object): Likewise.
3779 (Object::input_file): Assert that input_file != NULL.
3780 (Object::lock): Allow case where input_file == NULL.
3781 (Object::unlock): Likewise.
3782 (Object::is_locked): Likewise.
3783 (Object::token): Likewise.
3784 (Object::release): Likewise.
3785 (Object::is_incremental): New function.
3786 (Object::get_mtime): New function.
3787 (Object::for_all_local_got_entries): New function.
3788 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3789 (Object::set_is_in_system_directory): New function.
3790 (Object::is_in_system_directory): New function.
3791 (Object::do_is_incremental): New function.
3792 (Object::do_get_mtime): New function.
3793 (Object::do_for_all_local_got_entries): New function.
3794 (Object::is_in_system_directory_): New data member.
3795 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3796 (class Sized_relobj_base): New class.
3797 (class Sized_relobj): Derive from Sized_relobj_base.
3798 (class Sized_relobj::Symbols): Redeclare from base class.
3799 (class Sized_relobj::local_got_offset_list): Remove.
3800 (class Sized_relobj::Output_sections): Redeclare from base class.
3801 (class Sized_relobj::do_for_all_local_got_entries): New function.
3802 (class Sized_relobj::write_local_symbols): Add offset parameter.
3803 (class Sized_relobj::local_symbol_offset_): Update comment.
3804 (class Sized_relobj::local_dynsym_offset_): Update comment.
3805 * options.cc (Input_arguments::add_file): Remove const.
3806 * options.h (Input_file_argument::Input_file_argument):
3807 Initialize arg_serial_ (all constructors).
3808 (Input_file_argument::set_arg_serial): New function.
3809 (Input_file_argument::arg_serial): New function.
3810 (Input_file_argument::arg_serial_): New data member.
3811 (Input_arguments::Input_arguments): Initialize file_count_.
3812 (Input_arguments::add_file): Remove const.
3813 (Input_arguments::number_of_input_files): New function.
3814 (Input_arguments::file_count_): New data member.
3815 (Command_line::number_of_input_files): Call
3816 Input_arguments::number_of_input_files.
3817 * output.cc (Output_segment_headers::Output_segment_headers):
3819 (Output_section::Input_section::current_data_size): New function.
3820 (Output_section::Output_section): Initialize new data members.
3821 (Output_section::add_input_section): Don't do merge sections for
3822 an incremental link; allocate space from free list for an
3824 (Output_section::add_output_section_data): Allocate space from
3825 free list for an incremental update.
3826 (Output_section::update_data_size): New function.
3827 (Output_section::set_fixed_layout): New function.
3828 (Output_section::reserve): New function.
3829 (Output_segment::set_section_addresses): Remove const.
3830 (Output_segment::set_section_list_addresses): Remove const; allocate
3831 space from free list for an incremental update.
3832 (Output_segment::set_offset): Adjust size of RELRO segment for an
3834 * output.h (Output_data::current_data_size): Move here from
3836 (Output_data::pre_finalize_data_size): New function.
3837 (Output_data::update_data_size): New function.
3838 (Output_section_headers::update_data_size): new function.
3839 (Output_section_data_build::current_data_size): Move to Output_data.
3840 (Output_data_strtab::update_data_size): New function.
3841 (Output_section::current_data_size): Move to Output_data.
3842 (Output_section::set_fixed_layout): New function.
3843 (Output_section::has_fixed_layout): New function.
3844 (Output_section::reserve): New function.
3845 (Output_section::update_data_size): New function.
3846 (Output_section::has_fixed_layout_): New data member.
3847 (Output_section::free_list_): New data member.
3848 (Output_segment::set_section_addresses): Remove const.
3849 (Output_segment::set_section_list_addresses): Remove const.
3850 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3852 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3854 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3855 parameter when calling Add_symbols constructor; store argument
3856 serial number for members of a lib group.
3857 (Add_symbols::locks): Allow case where token == NULL.
3858 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3859 (Read_member::~Read_member): New function.
3860 (Read_member::is_runnable): New function.
3861 (Read_member::locks): New function.
3862 (Read_member::run): New function.
3863 (Check_script::~Check_script): New function.
3864 (Check_script::is_runnable): New function.
3865 (Check_script::locks): New function.
3866 (Check_script::run): New function.
3867 (Check_library::~Check_library): New function.
3868 (Check_library::is_runnable): New function.
3869 (Check_library::locks): New function.
3870 (Check_library::run): New function.
3871 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3872 (Add_symbols::library_): New data member.
3873 (class Read_member): New class.
3874 (class Check_script): New class.
3875 (class Check_library): New class.
3876 * reloc.cc (Read_relocs::is_runnable): Allow case where
3878 (Read_relocs::locks): Likewise.
3879 (Scan_relocs::locks): Likewise.
3880 (Relocate_task::locks): Likewise.
3881 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3883 (Sized_relobj::incremental_relocs_scan): Fix comment.
3884 (Sized_relobj::do_relocate): Pass output file offset to
3885 write_local_symbols.
3886 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3887 from class declaration.
3888 * script.cc (read_input_script): Allocate Script_info; pass
3889 argument serial number to report_script.
3890 * script.h (class Script_info): Move to incremental.h.
3891 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3892 * symtab.h (Symbol_table::add_from_incrobj): New function.
3893 (Symbol_table::set_file_offset): New function.
3895 2011-04-05 Cary Coutant <ccoutant@google.com>
3897 * incremental-dump.cc (dump_incremental_inputs): Change signature
3898 to take a Sized_incremental_binary; change caller. Use readers
3899 in Sized_incremental_binary.
3901 (Sized_incremental_binary::find_incremental_inputs_sections):
3902 Rename do_find_incremental_inputs_sections to this.
3903 (Sized_incremental_binary::setup_readers): New function.
3904 (Sized_incremental_binary::do_check_inputs): Check
3905 has_incremental_info_ flag; move setup code to setup_readers;
3907 (Sized_incremental_binary::do_file_is_unchanged): New function.
3908 (Sized_incremental_binary::do_get_input_reader): New function.
3909 * incremental.h (class Incremental_binary): Move to end of file.
3910 (Incremental_binary::file_is_unchanged): New function.
3911 (Incremental_binary::do_file_is_unchanged): New function.
3912 (Incremental_binary::Input_reader): New class.
3913 (Incremental_binary::get_input_reader): New function.
3914 (class Sized_incremental_binary): Move to end of file.
3915 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3916 input section reader classes.
3917 (Sized_incremental_binary::has_incremental_info): New function.
3918 (Sized_incremental_binary::inputs_reader): New function.
3919 (Sized_incremental_binary::symtab_reader): New function.
3920 (Sized_incremental_binary::relocs_reader): New function.
3921 (Sized_incremental_binary::got_plt_reader): New function.
3922 (Sized_incremental_binary::do_file_is_unchanged): New function.
3923 (Sized_incremental_binary::Sized_input_reader): New class.
3924 (Sized_incremental_binary::get_input_reader): New function.
3925 (Sized_incremental_binary::find_incremental_inputs_sections):
3926 Rename do_find_incremental_inputs_sections to this.
3927 (Sized_incremental_binary::setup_readers): New function.
3928 (Sized_incremental_binary::has_incremental_info_): New data member.
3929 (Sized_incremental_binary::inputs_reader_): New data member.
3930 (Sized_incremental_binary::symtab_reader_): New data member.
3931 (Sized_incremental_binary::relocs_reader_): New data member.
3932 (Sized_incremental_binary::got_plt_reader_): New data member.
3933 (Sized_incremental_binary::current_input_file_): New data member.
3935 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3938 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3941 2011-03-30 Cary Coutant <ccoutant@google.com>
3943 * archive.cc (Archive::include_member): Adjust call to report_object.
3944 (Add_archive_symbols::run): Add script_info to call to
3945 report_archive_begin.
3946 (Lib_group::include_member): Adjust call to report_object.
3947 (Add_lib_group_symbols::run): Adjust call to report_object.
3948 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3949 blocks. Add object count for script input files.
3950 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3951 script_info parameter; change all callers.
3952 (Incremental_inputs::report_object): Add script_info parameter;
3954 (Incremental_inputs::report_script): Store backpointer to
3955 incremental info entry.
3956 (Output_section_incremental_inputs::set_final_data_size): Record
3957 additional information for scripts.
3958 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3959 * incremental.h (Incremental_script_entry::add_object): New function.
3960 (Incremental_script_entry::get_object_count): New function.
3961 (Incremental_script_entry::get_object): New function.
3962 (Incremental_script_entry::objects_): New data member; adjust
3964 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3965 (Incremental_inputs::report_object): Add script_info parameter.
3966 (Incremental_inputs_reader::get_object_count): New function.
3967 (Incremental_inputs_reader::get_object_offset): New function.
3968 * options.cc (Input_arguments::add_file): Return reference to
3970 * options.h (Input_argument::set_script_info): New function.
3971 (Input_argument::script_info): New function.
3972 (Input_argument::script_info_): New data member; adjust all
3974 (Input_file_group::add_file): Return reference to new input argument.
3975 (Input_file_lib::add_file): Likewise.
3976 (Input_arguments::add_file): Likewise.
3977 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3978 * script.cc (Parser_closure::Parser_closure): Add script_info
3979 parameter; adjust all callers.
3980 (Parser_closure::script_info): New function.
3981 (Parser_closure::script_info_): New data member.
3982 (read_input_script): Report scripts earlier to incremental info.
3983 (script_add_file): Set script_info in Input_argument.
3984 (script_add_library): Likewise.
3985 * script.h (Script_options::Script_info): Rewrite class.
3987 2011-03-29 Cary Coutant <ccoutant@google.com>
3989 * archive.cc (Library_base::should_include_member): Move
3990 method here from class Archive.
3991 (Archive::Archive): Initialize base class.
3992 (Archive::should_include_member): Move to base class.
3993 (Archive::do_for_all_unused_symbols): New function.
3994 (Add_archive_symbols::run): Remove redundant access to
3996 (Lib_group::Lib_group): Initialize base class.
3997 (Lib_group::do_filename): New function.
3998 (Lib_group::include_member): Pass pointer to Lib_group to
4000 (Lib_group::do_for_all_unused_symbols): New function.
4001 (Add_lib_group_symbols::run): Report archive information for
4003 * archive.h (class Library_base): New base class.
4004 (class Archive): Derive from Library_base.
4005 (Archive::filename): Move to base class.
4006 (Archive::set_incremental_info): Likewise.
4007 (Archive::incremental_info): Likewise.
4008 (Archive::Should_include): Likewise.
4009 (Archive::should_include_member): Likewise.
4010 (Archive::Armap_entry): Remove.
4011 (Archive::Unused_symbol_iterator): Remove.
4012 (Archive::unused_symbols_begin): Remove.
4013 (Archive::unused_symbols_end): Remove.
4014 (Archive::do_filename): New function.
4015 (Archive::do_get_mtime): New function.
4016 (Archive::do_for_all_unused_symbols): New function.
4017 (Archive::task_): Move to base class.
4018 (Archive::incremental_info_): Likewise.
4019 (class Lib_group): Derive from Library_base.
4020 (Lib_group::do_filename): New function.
4021 (Lib_group::do_get_mtime): New function.
4022 (Lib_group::do_for_all_unused_symbols): New function.
4023 (Lib_group::task_): Move to base class.
4024 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
4026 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
4028 * incremental.cc (Incremental_inputs::report_archive_begin):
4029 Use Library_base; call library's get_mtime; add incremental inputs
4030 entry before members.
4031 (class Unused_symbol_visitor): New class.
4032 (Incremental_inputs::report_archive_end): Use Library_base; use
4033 visitor class to record unused symbols; don't add incremental inputs
4034 entry after members.
4035 (Incremental_inputs::report_object): Use Library_base.
4037 (Incremental_archive_entry::Incremental_archive_entry): Remove
4038 unused Archive parameter.
4039 (Incremental_inputs::report_archive_begin): Use Library_base.
4040 (Incremental_inputs::report_archive_end): Likewise.
4041 (Incremental_inputs::report_object): Likewise.
4042 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4044 * object.h (Object::for_all_global_symbols): New function.
4045 (Object::do_for_all_global_symbols): New function.
4046 (Sized_relobj::do_for_all_global_symbols): New function.
4047 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4049 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4052 2011-03-27 Ian Lance Taylor <iant@google.com>
4054 * archive.cc (Archive::interpret_header): Return -1 if something
4055 goes wrong. Change callers accordingly.
4057 2011-03-25 Cary Coutant <ccoutant@google.com>
4059 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4060 * testsuite/Makefile.in: Regenerate.
4062 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4064 * plugin.cc (get_view): New.
4065 (Plugin::load): Pass get_view to the plugin.
4066 (Plugin_manager::get_view): New.
4068 2011-03-21 Ian Lance Taylor <iant@google.com>
4070 * testsuite/final_layout.sh: Rewrite to not use dc.
4071 * testsuite/relro_test.sh: Fail if dc is not present.
4073 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4075 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4077 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4078 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4080 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4081 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4083 2011-03-14 Ian Lance Taylor <iant@google.com>
4085 * script-sections.cc (Sort_output_sections::script_compare):
4086 Rename from is_before, change return type.
4087 (Sort_output_sections::operator()): Adjust accordingly.
4089 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4092 * testsuite/odr_violation2.cc: Add comment to make all error line
4093 numbers double digits.
4094 * testsuite/debug_msg.sh: Adjust expected errors.
4096 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4098 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4099 but mark earlier ones as non-canonical
4100 (offset_to_iterator): Update search target and example
4101 (do_addr2line): Return extra lines in a vector*
4102 (format_file_lineno): Extract from do_addr2line
4103 (one_addr2line): Add vector* out-param
4104 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4105 when a lineno entry appeared last for its instruction
4106 (Dwarf_line_info): Add vector* out-param
4107 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4108 * symtab.cc (Odr_violation_compare): Include the lineno in the
4110 (linenos_from_loc): New. Combine the canonical line for an
4111 address with its other lines.
4112 (True_if_intersect): New. Helper functor to make
4113 std::set_intersection a query.
4114 (detect_odr_violations): Compare sets of lines instead of just
4115 one line for each function. This became less deterministic, but
4116 has fewer false positives.
4117 * symtab.h: Declarations.
4118 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4119 mix an optimized and non-optimized object in the same binary
4120 (odr_violation2.so): Same.
4121 * testsuite/Makefile.in: Regenerate from Makefile.am.
4122 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4123 * testsuite/debug_msg.sh: Update line numbers and add
4125 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4126 non-optimized context.
4127 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4128 isn't inlined, and use OdrDerived in an optimized context.
4129 * testsuite/odr_header1.h: Defines OdrDerived, where
4130 optimization will change the
4131 first-instruction-in-the-destructor's file and line number.
4132 * testsuite/odr_header2.h: Defines OdrBase.
4134 2011-03-09 Ian Lance Taylor <iant@google.com>
4136 * fileread.cc (File_read::clear_views): Don't delete the whole
4139 2011-03-08 Ian Lance Taylor <iant@google.com>
4142 * fileread.cc: #include <climits>.
4143 (GOLD_IOV_MAX): Define.
4144 (File_read::read_multiple): Limit number of entries by iov_max.
4145 * fileread.h (class File_read): Always set max_readv_entries to
4148 2011-03-07 Ian Lance Taylor <iant@google.com>
4151 * options.h (class General_options): Add -dy and -dn.
4153 2011-03-02 Cary Coutant <ccoutant@google.com>
4155 * testsuite/script_test_9.t: Add TLS segment.
4157 2011-03-02 Simon Baldwin <simonb@google.com>
4159 * configure.ac: Add check for gnu_indirect_function support in
4160 the toolchain building binutils.
4161 * configure: Rebuild.
4163 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4165 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4166 plugin only symbols.
4167 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4168 in plugin files as not needed in the symbol table.
4170 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4172 * output.cc (Output_section::add_input_section): Delay fill
4173 generation for section ordering.
4175 2011-02-09 Ian Lance Taylor <iant@google.com>
4178 * object.h (class Sized_relobj): Remove clear_local_symbols.
4179 * reloc.cc (Sized_relobj::do_relocate): Don't call
4180 clear_local_symbols.
4182 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4184 * plugin.cc (is_visible_from_outside): Return true for symbols
4187 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4189 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4192 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4194 * icf.h (is_section_foldable_candidate): Change type of parameter
4196 * icf.cc (Icf::find_identical_sections): Change type of local variable
4197 section_name to be std::string.
4198 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4200 2011-01-25 Ian Lance Taylor <iant@google.com>
4202 * script.cc (script_add_extern): Rewrite to use
4203 add_symbol_reference.
4205 2011-01-25 Doug Kwan <dougkwan@google.com>
4207 * icf.cc (get_section_contents): Always lock section's object.
4209 2011-01-24 Ian Lance Taylor <iant@google.com>
4211 * options.h (class General_options): Accept
4212 --no-detect-odr-violations.
4214 2011-01-24 Ian Lance Taylor <iant@google.com>
4216 * version.cc (version_string): Bump to 1.11.
4218 2011-01-24 Ian Lance Taylor <iant@google.com>
4220 * plugin.cc (class Plugin_rescan): Define new class.
4221 (Plugin_manager::claim_file): Set any_claimed_.
4222 (Plugin_manager::save_archive): New function.
4223 (Plugin_manager::save_input_group): New function.
4224 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4226 (Plugin_manager::new_undefined_symbol): New function.
4227 (Plugin_manager::rescan): New function.
4228 (Plugin_manager::rescannable_defines): New function.
4229 (Plugin_manager::add_input_file): Set any_added_.
4230 * plugin.h (class Plugin_manager): define new fields rescannable_,
4231 undefined_symbols_, any_claimed_, and any_added_. Declare
4232 Plugin_rescan as friend. Declare new functions.
4233 (Plugin_manager::Rescannable): Define type.
4234 (Plugin_manager::Rescannable_list): Define type.
4235 (Plugin_manager::Undefined_symbol_list): Define type.
4236 (Plugin_manager::Plugin_manager): Initialize new fields.
4237 * archive.cc (Archive::defines_symbol): New function.
4238 (Add_archive_symbols::run): Pass archive to plugins if any.
4239 * archive.h (class Archive): Declare defines_symbol.
4240 * readsyms.cc (Input_group::~Input_group): New function.
4241 (Finish_group::run): Pass input_group to plugins if any.
4242 * readsyms.h (class Input_group): Declare destructor.
4243 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4246 2011-01-10 Ian Lance Taylor <iant@google.com>
4248 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4250 (Layout::set_segment_offsets): Reset increase_relro before calling
4251 set_section_addresses a second time.
4253 2011-01-04 Cary Coutant <ccoutant@google.com>
4255 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4256 sections before NOBITS sections.
4258 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4260 * version.cc (print_version): Update copyright to 2011.
4262 2010-12-23 Cary Coutant <ccoutant@google.com>
4264 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4265 of OS to this->add. Add OD parameter to second form of the function.
4267 2010-12-20 Ian Lance Taylor <iant@google.com>
4269 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4270 second of two consecutive entries with same offset.
4272 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4274 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4275 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4276 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4277 to avoid unneeded links against $(LDADD).
4278 * testsuite/Makefile.in: Regenerate.
4280 2010-12-15 Ian Lance Taylor <iant@google.com>
4283 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4284 for R_X86_64_32 and R_X86_64_PC32.
4285 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4286 ver_matching_def_pic.o.
4287 (ver_matching_def_pic.o): New target.
4289 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4291 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4292 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4293 Move definition before File_read::View member definitions.
4294 (File_read::View::~View): Initialize and hold lock before
4295 updating current_mapped_bytes.
4297 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4299 * dwarf_reader.cc: Remove outdated comment.
4300 * gold-threads.cc: Fix typo in error message.
4301 * archive.cc: Fix typos in comments.
4302 * archive.h: Likewise.
4303 * arm-reloc-property.cc: Likewise.
4304 * arm-reloc-property.h: Likewise.
4305 * arm-reloc.def: Likewise.
4307 * attributes.h: Likewise.
4308 * cref.cc: Likewise.
4309 * ehframe.cc: Likewise.
4310 * fileread.h: Likewise.
4312 * i386.cc: Likewise.
4314 * incremental.h: Likewise.
4315 * int_encoding.cc: Likewise.
4316 * layout.h: Likewise.
4317 * main.cc: Likewise.
4318 * merge.h: Likewise.
4319 * object.cc: Likewise.
4320 * object.h: Likewise.
4321 * options.cc: Likewise.
4322 * readsyms.cc: Likewise.
4323 * reduced_debug_output.cc: Likewise.
4324 * reloc.cc: Likewise.
4325 * script-sections.cc: Likewise.
4326 * sparc.cc: Likewise.
4327 * symtab.h: Likewise.
4328 * target-reloc.h: Likewise.
4329 * target.cc: Likewise.
4330 * target.h: Likewise.
4331 * timer.cc: Likewise.
4332 * timer.h: Likewise.
4333 * x86_64.cc: Likewise.
4335 2010-12-09 Cary Coutant <ccoutant@google.com>
4337 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4339 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4340 parameter; change all callers.
4341 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4342 * options.h (warn_execstack): New option.
4344 2010-12-07 Doug Kwan <dougkwan@google.com>
4346 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4347 like function call relocations.
4349 2010-12-07 Ian Lance Taylor <iant@google.com>
4351 * archive.cc (Archive::get_elf_object_for_member): Permit
4352 punconfigured to be NULL.
4353 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4354 (Archive::include_member): Pass NULL to get_elf_object_for_member
4355 if we searched for the archive and this is the first included
4358 2010-12-01 Ian Lance Taylor <iant@google.com>
4360 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4361 track_relocs_type_ field.
4362 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4363 Set track_relocs_type_.
4364 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4365 contents when using RELA relocs.
4366 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4368 * reloc.cc (Track_relocs::next_addend): New function.
4369 * reloc.h (class Track_relocs): Declare next_addend.
4371 2010-12-01 Ian Lance Taylor <iant@google.com>
4373 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4376 2010-12-01 Ian Lance Taylor <iant@google.com>
4378 * README: Update compilers known to work and fail.
4380 2010-11-23 Matthias Klose <doko@ubuntu.com>
4382 * configure.in: For --enable-gold, handle value `default' instead of
4383 `both*'. Always install ld as ld.bfd, install as ld if gold is
4385 * configure: Regenerate.
4387 2010-11-18 Doug Kwan <dougkwan@google.com>
4389 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4390 and right_alignment to be zero. Store result alignment only if it is
4391 greater than existing alignment.
4393 2010-11-16 Cary Coutant <ccoutant@google.com>
4396 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4397 Check for ".zdebug_line".
4399 2010-11-16 Doug Kwan <dougkwan@google.com>
4400 Cary Coutant <ccoutant@google.com>
4402 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4403 by reference; adjust all callers.
4404 * output.cc (Output_segment::set_section_addresses): Adjust references
4405 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4407 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4408 end at page boundary.
4410 2010-11-16 Cary Coutant <ccoutant@google.com>
4413 * layout.cc (Layout::choose_output_section): Transform names of
4414 compressed sections even when using a script with a SECTIONS clause.
4415 (Layout::output_section_name): Remove code to transform
4416 compressed debug section names.
4417 * output.cc (Output_section::add_input_section): Use uncompressed
4418 section size when tracking input sections.
4420 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4422 * symtab.h (Symbol::NON_PIC_REF): Remove.
4423 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4424 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4425 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4426 (Symbol::use_plt_offset): Take a flags argument and pass it
4427 directly to needs_dynamic_reloc. Restrict check for undefined
4428 weak symbols to function calls.
4429 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4430 (Target_arm::Scan::global): Use it.
4431 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4432 (Target_arm::Relocate::relocate): Likewise.
4433 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4434 parameter with an r_type parameter. Use get_reference_flags
4436 (Target_arm::Relocate::relocate): Update accordingly.
4437 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4438 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4439 (Target_i386::Scan::global): Likewise.
4440 (Target_i386::Relocate::relocate): Likewise.
4441 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4442 parameter with an r_type parameter. Use get_reference_flags
4444 (Target_i386::Relocate::relocate): Update accordingly.
4445 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4446 (Target_powerpc::Scan::global): Use it.
4447 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4448 (Target_powerpc::Relocate::relocate): Likewise.
4449 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4450 (Target_sparc::Scan::global): Use it.
4451 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4452 (Target_sparc::Relocate::relocate): Likewise.
4453 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4454 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4455 (Target_x86_64::Scan::global): Likewise.
4456 (Target_x86_64::Relocate::relocate): Likewise.
4458 2010-11-08 Doug Kwan <dougkwan@google.com>
4459 Cary Coutant <ccoutant@google.com>
4461 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4462 (Arm_exidx_merge_section::section_contents_): New data member.
4463 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4464 (Arm_input_section::~Arm_input_section): De-allocate memory.
4465 (Arm_input_section::original_contents_): New data member.
4466 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4467 in parameters instead of calling Object::section_contents without
4469 (Arm_output_section::group_section): New parameter TASK. Pass it
4470 to callees that need locking objects.
4471 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4472 to lock EXIDX input sections. Fix a formatting issue. Call
4473 Arm_exidx_merged_section::build_contents to create merged section
4475 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4476 to lock object of stub table owner.
4477 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4478 TEXT_SIZE to initialize data member TEXT_SIZE_.
4479 (Arm_exidx_input_section::addralign): Fix typo in comment.
4480 (Arm_exidx_input_section::text_size): New method.
4481 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4482 that require locking objects. Lock objects before scanning for stubs
4483 and updating local symbols.
4484 (Arm_input_section<big_endian>::init): Copy contents of original
4486 (Arm_input_section<big_endian>::do_write): Use saved contents of
4487 original input section instead of calling Object::section_contents
4489 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4490 size without calling Object::section_size().
4491 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4492 for size. Allocate a buffer for merged EXIDX entries.
4493 (Arm_exidx_merged_section::build_contents): New method.
4494 (Arm_exidx_merged_section::do_write): Move merge section contents
4495 building code to Arm_exidx_merged_section::build_contetns. Write
4496 out contetns in buffer instead of building it on the fly.
4497 (Arm_relobj::make_exidx_input_section): Also pass text section size
4498 to Arm_exidx_input_section constructor.
4499 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4500 (Arm_dynobj::do_read_symbols): Fix memory leak.
4501 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4502 * target.h: (class Task): Add forward declaration.
4503 (Target::relax): Add new parameter TASK and pass it to
4505 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4507 2010-11-05 Cary Coutant <ccoutant@google.com>
4510 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4511 object when reading from the file.
4512 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4514 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4515 when reading section contents.
4516 (get_section_contents): Likewise.
4517 (icf::find_identical_sections): Likewise.
4518 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4519 object when reading from the file.
4520 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4521 the object when doing deferred section layout.
4523 2010-11-03 Nick Clifton <nickc@redhat.com>
4526 * script.h (class Symbol_assignment: name): New member. Returns
4527 the name of the symbol.
4528 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4529 Returns true if the given symbol name is on the list of
4530 assignments wating to be processed.
4531 * archive.cc (should_incldue_member): If the symbol is undefined,
4532 check to see if it is on the list of symbols pending assignment.
4534 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4536 * script-sections.cc (Script_sections::find_memory_region): Check
4537 for a NULL output section pointer.
4539 2010-10-29 Doug Kwan <dougkwan@google.com>
4541 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4542 Output_section::add_relaxed_input_section.
4543 * output.cc (Output_section::add_relaxed_input_section): Add new
4544 arguments LAYOUT and NAME. Set section order index.
4545 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4546 Copy section order index.
4547 * output.h (Output_section::add_relaxed_input_section): Add new
4548 arguments LAYOUT and NAME.
4550 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4552 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4553 NATIVE_OR_CROSS_LINKER.
4554 * testsuite/Makefile.in: Regenerate.
4556 2010-10-20 Doug Kwan <dougkwan@google.com>
4558 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4559 without SHF_LINK_ORDER flags.
4560 * layout.cc (Layout::choose_output_section): Do not filter
4561 SHF_LINK_ORDER flag in a relocatable link.
4563 2010-10-17 Cary Coutant <ccoutant@google.com>
4565 * output.h (Output_segment::set_section_addresses): Change function
4566 signature. Update all callers.
4567 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4569 (Output_segment::set_section_addresses): Align after last TLS
4570 section. Add padding before last relro section instead of after.
4572 2010-10-17 Doug Kwan <dougkwan@google.com>
4574 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4575 GOT output section to be writable.
4577 2010-10-14 Cary Coutant <ccoutant@google.com>
4579 * debug.h (DEBUG_INCREMENTAL): New flag.
4580 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4581 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4583 * incremental.cc (report_command_line): Ignore all forms of
4585 * layout.cc (Layout::Layout): Check parameters for incremental link
4587 * options.cc (General_options::parse_incremental): New function.
4588 (General_options::parse_no_incremental): New function.
4589 (General_options::parse_incremental_full): New function.
4590 (General_options::parse_incremental_update): New function.
4591 (General_options::incremental_mode_): New data member.
4592 (General_options::finalize): Check incremental_mode_.
4593 * options.h (General_options): Update help text for --incremental.
4594 Add --no-incremental, --incremental-full, --incremental-update.
4595 (General_options::Incremental_mode): New enum type.
4596 (General_options::incremental_mode): New function.
4597 (General_options::incremental_mode_): New data member.
4598 * parameters.cc (Parameters::incremental_mode_): New data member.
4599 (Parameters::set_options): Set incremental_mode_.
4600 (Parameters::set_incremental_full): New function.
4601 (Parameters::incremental): New function.
4602 (Parameters::incremental_update): New function.
4603 (set_parameters_incremental_full): New function.
4604 * parameters.h (Parameters::set_incremental_full): New function.
4605 (Parameters::incremental): New function.
4606 (Parameters::incremental_update): New function.
4607 (Parameters::incremental_mode_): New data member.
4608 (set_parameters_incremental_full): New function.
4609 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4610 incremental link mode.
4611 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4612 (Sized_relobj::do_relocate_sections): Likewise.
4613 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4615 * testsuite/Makefile.in: Regenerate.
4616 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4618 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4620 * script-sections.h (class Script_sections): Make
4621 Sections_elements typedef public.
4622 * script-sections.cc (class Sort_output_sections): Add elements_
4623 field. Add constructor which sets it; change all callers.
4624 (Sort_output_sections::is_before): New function.
4625 (Sort_output_sections::operator()): Call is_before.
4626 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4628 * testsuite/script_test_10.sh: New test. Test script section
4630 * testsuite/script_test_10.t: Likewise.
4631 * testsuite/script_test_10.s: Likewise.
4632 * testsuite/Makefile.am: Wrap the cross linker tests and the
4633 common tests into NATIVE_OR_CROSS_LINKER.
4634 (check_SCRIPTS): Add script_test_10.sh.
4635 (check_DATA): Add script_test_10.stdout.
4636 (script_test_10.o, script_test_10): New targets.
4637 (script_test_10.stdout): New target.
4638 * configure, testsuite/Makefile.in: Regenerate.
4640 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4642 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4643 error for the deprecated relocations.
4644 (Target_arm::Scan::global): Likewise.
4645 (Target_arm::Relocate::relocate): Likewise.
4647 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4649 * fileread.cc (Input_file::find_file): Initialize *found_name
4650 and *namep when using the fallback search for case 4.
4652 2010-10-11 Cary Coutant <ccoutant@google.com>
4654 * options.h (class General_options): Redefine -z lazy as an alias for
4655 the negation of -z now.
4657 2010-10-11 Ian Lance Taylor <iant@google.com>
4659 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4662 2010-10-06 Nick Clifton <nickc@redhat.com>
4664 * script-sections.cc(class Memory_region): Remove
4665 current_lma_offset_ field. Rename current_vma_offset_ to
4666 current_offset_. Add last_section_ field.
4667 (Memory_region::get_current_vma_address): Rename to
4668 get_current_address.
4669 (Memory_region::get_current_lma_address): Delete.
4670 (Memory_region::increment_vma_offset): Rename to
4672 (Memory_region::increment_lma_offset): Delete.
4673 (Memory_region::attributes_compatible): New method. Returns
4674 true if the provided section is compatible with the region.
4675 (Memory_region::get_last_section): New method. Returns the last
4676 section to use the region.
4677 (Memory_region::set_last_section): New method. Stores the last
4678 section to use the region.
4679 (Script_sections::block_in_region): New method. Returns true if
4680 a block of memory is contained within a region.
4681 (Script_sections::find_memory_region): New method. Locates a
4682 memory region to be used to set a VMA or LMA address.
4683 (Output_section_definition::set_section_addresses): Add code to
4684 check for addresses set by memory regions.
4685 (Output_segment::set_section_addresses): Remove memory region
4687 (Script_sections::create_segment): Add a warning if a header
4688 segment is created outside of any region.
4689 * script-sections.h (class Script_sections): Add prototypes for
4690 find_memory_region and block_in_region methods.
4691 * testsuite/memory_test.s: Use .long instead of .word.
4692 * testsuite/memory_test.t: Add some more output sections.
4693 * testsuite/memory_test.sh: Update expected output.
4695 2010-10-02 Doug Kwan <dougkwan@google.com>
4697 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4698 defintion to symtab.h
4699 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4700 declaration to defintion.
4702 2010-10-01 Nick Clifton <nickc@redhat.com>
4704 * expression.cc (eval): Replace dummy argument with NULL.
4705 (eval_maybe_dot): Check for a NULL result section pointer.
4706 (Symbol_expression::value): Likewise.
4707 (Dot_expression::value): Likewise.
4708 (BINARY_EXPRESSION): Likewise.
4709 (Max_expression::value): Likewise.
4710 (Min_expression::value): Likewise.
4711 (Absolute_expression::value): Likewise.
4712 (Addr_expression::value_from_output_section): Likewise.
4713 (Loaddddr_expression::value_from_output_section): Likewise.
4714 (Segment_start_expression::value): Likewise.
4715 * script-sections.cc
4716 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4718 (Sections_elememt_dot_assignment::set_section_addresses):
4720 (Output_data_expression::do_write_to_buffer): Likewise.
4721 (Output_section_definition::finalize_symbols): Likewise.
4722 (Output_section_definition::set_section_addresses): Likewise.
4724 2010-09-30 Doug Kwan <dougkwan@google.com>
4726 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4728 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4730 * target.h (Target::can_icf_inline_merge_sections): New virtual
4732 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4734 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4736 * icf.cc (get_section_contents): Inline merge sections only when
4739 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4741 * configure: Regenerate.
4743 2010-09-17 Ian Lance Taylor <iant@google.com>
4745 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4746 * testsuite/Makefile.am (memory_test.o): New target.
4747 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4749 * testsuite/Makefile.in: Rebuild.
4751 2010-09-17 Doug Kwan <dougkwan@google.com>
4753 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4754 defintion if relocation uses GOT entries of the symbol.
4755 * testsuite/icf_safe_test.sh: Fix test.
4756 * testsuite/icf_safe_so_test.sh: Fix test.
4758 2010-09-16 Cary Coutant <ccoutant@google.com>
4760 * script_sections.cc (class Memory_region): Remove "NULL" from
4761 vector initializations.
4763 2010-09-15 Cary Coutant <ccoutant@google.com>
4765 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4766 Resolve forwarding symbols.
4768 2010-09-15 Doug Kwan <dougkwan@google.com>
4770 * gold/testsuite/script_test_3.t: Add ARM special sections.
4771 * gold/testsuite/script_test_4.t: Same.
4772 * gold/testsuite/script_test_5.t: Same.
4773 * gold/testsuite/script_test_6.t: Same.
4774 * gold/testsuite/script_test_7.t: Same.
4775 * gold/testsuite/script_test_7.t: Same.
4776 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4778 2010-09-14 Cary Coutant <ccoutant@google.com>
4780 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4781 (Target_x86_64::Relocate::relocate_tls): Replace check for
4782 saw_tls_block_reloc_ with test for executable section.
4784 2010-09-12 Cary Coutant <ccoutant@google.com>
4786 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4787 position-independent executables to shared libraries need dynamic
4789 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4790 position-independent executables.
4791 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4792 * testsuite/Makefile.in: Regenerate.
4794 2010-09-10 Nick Clifton <nickc@redhat.com>
4797 * testsuite/memory_test.t: Discard any sections that are not
4800 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4803 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4804 "This::" to work around a bug in gcc 4.2.
4806 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4808 2010-09-09 Rafael Espindola <espindola@google.com>
4810 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4811 sections with different PF_X flags in the same segment.
4812 (Layout::find_first_load_seg): Search all segments to find the first
4814 * options.h (rosegment): New.
4816 2010-09-08 Rafael Espindola <espindola@google.com>
4818 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4820 2010-09-08 Doug Kwan <dougkwan@google.com>
4822 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4823 (Arm_relobj::do_relocate_sections): Add new parameter for output
4824 file to match the parent.
4825 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4826 of local symbols instead of input values. Update code to track
4827 changes in gold::relocate_section.
4828 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4829 (Sized_relobj::compute_final_local_value_internal): New methods.
4830 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4831 body into private version of Sized_relobj::compute_final_local_value.
4832 Call the inline method.
4833 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4834 merged symbol value if there is one.
4835 (Symbol_value::has_output_value): New method defintiion.
4836 (Sized_relobj::Compute_final_local_value_status): New enum type.
4837 (Sized_relobj::compute_final_local_value): New methods.
4838 (Sized_relobj::compute_final_local_value_internal): New methods.
4839 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4840 and arm_cortex_a8.sh.
4841 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4842 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4844 * Makefile.in: Regenerate.
4845 * testsuite/arm_bl_out_of_range.s: Update test.
4846 * testsuite/thumb_bl_out_of_range.s: Ditto.
4847 * testsuite/thumb_blx_out_of_range.s: Ditto.
4848 * testsuite/arm_branch_out_of_range.sh: New file.
4849 * testsuite/arm_cortex_a8.sh: Ditto.
4850 * testsuite/arm_cortex_a8_b.s: Ditto.
4851 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4852 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4853 * testsuite/arm_cortex_a8_bl.s: Ditto.
4854 * testsuite/arm_cortex_a8_blx.s: Ditto.
4855 * testsuite/arm_cortex_a8_local.s: Ditto.
4856 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4857 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4859 2010-09-08 Rafael Espindola <espindola@google.com>
4861 * Makefile.am (memory_test.stdout): Run readelf with -W.
4862 * Makefile.in: Regenerate.
4863 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4866 2010-09-08 Rafael Espindola <espindola@google.com>
4868 * script-sections.cc (Script_sections::add_memory_region): Convert
4869 field precision to int.
4870 * script.cc (script_set_section_region, script_set_section_region):
4871 Convert field precision to int.
4873 2010-09-08 Rafael Espindola <espindola@google.com>
4875 * arm.cc (do_finalize_sections): Create the __exidx_start and
4876 __exdix_end symbols even when the section is missing.
4878 2010-09-08 Nick Clifton <nickc@redhat.com>
4880 * README: Remove claim that MEMORY is not supported.
4881 * expression.cc (script_exp_function_origin)
4882 (script_exp_function_length): Move from here to ...
4883 * script.cc: ... here.
4884 (script_set_section_region, script_add_memory)
4885 (script_parse_memory_attr, script_include_directive): New
4887 * script-sections.cc
4888 (class Memory_region): New class.
4889 (class Output_section_definition): Add set_memory_region,
4890 set_section_vma, set_section_lma and get_section_name methods.
4891 (class Script_Sections): Add add_memory_region,
4892 find_memory_region, find_memory_region_origin,
4893 find_memory_region_length and set_memory_region methods.
4894 Have set_section_addresses method walk the list of set memory
4896 Extend the print methos to display memory regions.
4897 * script-sections.h: Add prototypes for new methods.
4898 Add enum for MEMORY region attributes.
4899 * yyscript.y: Add support for parsing MEMORY regions.
4900 * script-c.h: Add prototypes for new functions.
4901 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4902 * testsuite/Makefile.in: Regenerate.
4903 * testsuite/memory_test.sh: New script.
4904 * testsuite/memory_test.s: New assembler source file.
4905 * testsuite/memory_test.t: New linker script.
4907 2010-08-27 Doug Kwan <dougkwan@google.com>
4909 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4910 reference override an existing dynamic weak reference.
4911 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4912 * testsuite/Makefile.in: Regenerate.
4913 * testsuite/dyn_weak_ref.sh: New file.
4914 * testsuite/dyn_weak_ref_1.c: Ditto.
4915 * testsuite/dyn_weak_ref_2.c: Ditto.
4917 2010-08-27 Ian Lance Taylor <iant@google.com>
4919 * incremental.h (class Incremental_input_entry): Add virtual
4922 2010-08-27 Ian Lance Taylor <iant@google.com>
4924 * testsuite/start_lib_test_3.c: Mark t3 as used.
4926 2010-08-27 Nick Clifton <nickc@redhat.com>
4928 * options.cc (version_script): Fix small typo in previous
4931 2010-08-25 Nick Clifton <nickc@redhat.com>
4933 * archive.cc: Formatting fixes: Remove whitespace between
4934 typename and following asterisk. Remove whitespace between
4935 function name and opening parenthesis.
4936 * archive.h: Likewise.
4938 * attributes.cc: Likewise.
4939 * attributes.h: Likewise.
4940 * common.cc: Likewise.
4941 * copy-relocs.cc: Likewise.
4942 * dirsearch.h: Likewise.
4943 * dynobj.cc: Likewise.
4944 * ehframe.cc: Likewise.
4945 * ehframe.h: Likewise.
4946 * expression.cc: Likewise.
4947 * fileread.cc: Likewise.
4948 * fileread.h: Likewise.
4950 * gold-threads.cc: Likewise.
4951 * gold.cc: Likewise.
4952 * i386.cc: Likewise.
4954 * incremental-dump.cc: Likewise.
4955 * incremental.cc: Likewise.
4956 * layout.cc: Likewise.
4957 * layout.h: Likewise.
4958 * main.cc: Likewise.
4959 * merge.cc: Likewise.
4960 * merge.h: Likewise.
4961 * object.cc: Likewise.
4962 * object.h: Likewise.
4963 * options.cc: Likewise.
4964 * options.h: Likewise.
4965 * output.cc: Likewise.
4966 * output.h: Likewise.
4967 * plugin.cc: Likewise.
4968 * plugin.h: Likewise.
4969 * powerpc.cc: Likewise.
4970 * reloc.cc: Likewise.
4971 * script-c.h: Likewise.
4972 * script-sections.cc: Likewise.
4973 * script.cc: Likewise.
4974 * stringpool.cc: Likewise.
4975 * symtab.cc: Likewise.
4976 * symtab.h: Likewise.
4977 * target.cc: Likewise.
4978 * timer.cc: Likewise.
4979 * timer.h: Likewise.
4980 * version.cc: Likewise.
4981 * x86_64.cc: Likewise.
4983 2010-08-24 Nick Clifton <nickc@redhat.com>
4986 * layout.cc (segment_precedes): Sort segments by their physical
4987 addresses, if they have been set.
4989 2010-08-23 Cary Coutant <ccoutant@google.com>
4991 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4993 (Lib_group::include_member): Unlock object after deleting its
4995 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4998 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4999 Cary Coutant <ccoutant@google.com>
5001 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
5002 constructor, and set_blocker.
5003 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
5005 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
5006 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
5007 * testsuite/Makefile.am (start_lib_test): New test case.
5008 * testsuite/Makefile.in: Regenerate.
5009 * testsuite/start_lib_test_main.c: New file.
5010 * testsuite/start_lib_test_1.c: New file.
5011 * testsuite/start_lib_test_2.c: New file.
5012 * testsuite/start_lib_test_3.c: New file.
5014 2010-08-19 Ian Lance Taylor <iant@google.com>
5016 * Makefile.in: Rebuild with automake 1.11.1.
5017 * aclocal.m4: Likewise.
5018 * testsuite/Makefile.in: Likewise.
5020 2010-08-19 Ian Lance Taylor <iant@google.com>
5023 * i386.cc (class Output_data_plt_i386): Update declarations.
5024 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
5025 local_ifuncs_ fields.
5026 (Target_i386::do_plt_section_for_global): New function.
5027 (Target_i386::do_plt_section_for_local): New function.
5028 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
5029 parameter; change all callers. Initialize global_ifuncs_ and
5030 local_ifuncs_. If doing a static link define __rel_iplt_start and
5032 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
5033 (Output_data_plt_i386::add_local_ifunc_entry): New function.
5034 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5036 (Target_i386::make_plt_section): New function, broken out of
5037 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5038 (Target_i386::make_plt_entry): Call make_plt_section.
5039 (Target_i386::make_local_ifunc_plt_entry): New function.
5040 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5041 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5042 R_386_IRELATIVE to switch.
5043 (Target_i386::Scan::global): Likewise.
5044 (Target_i386::Relocate::relocate): Likewise.
5045 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5047 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5048 (Target_x86_64::do_plt_section_for_global): New function.
5049 (Target_x86_64::do_plt_section_for_local): New function.
5050 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5051 parameter; change all callers. If doing a static link define
5052 __rela_iplt_start and __rela_iplt_end.
5053 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5054 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5055 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5057 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5058 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5060 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5061 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5062 R_X86_64_IRELATIVE to switch.
5063 (Target_x86_64::Scan::global): Likewise.
5064 (Target_x86_64::Relocate::relocate): Likewise.
5065 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5067 * target.h (class Target): Add plt_section_for_global and
5068 plt_section_for_local functions. Add do_plt_section_for_global
5069 and do_plt_section_for_local virtual functions.
5070 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5071 clarifying comments.
5072 (Symbol::use_plt_offset): Handle IFUNC symbol.
5073 * object.cc (Sized_relobj::Sized_relobj): Initialize
5075 (Sized_relobj::local_has_plt_offset): New function.
5076 (Sized_relobj::local_plt_offset): New function.
5077 (Sized_relobj::set_local_plt_offset): New function.
5078 (Sized_relobj::do_count): Handle IFUNC symbol.
5079 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5080 a bit away from input_shndx_ field. Add set_is_func_symbol and
5081 is_ifunc_symbol functions.
5082 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5083 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5084 local_plt_offsets_ field.
5085 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5086 * output.h (class Output_section_data): Add non-const
5087 output_section function.
5088 (class Output_data_got): Update declarations.
5089 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5090 Add use_plt_offset parameter to global and local constructors.
5091 Change all callers. Change local_sym_index_ field to 31 bits.
5092 Change GSYM_CODE and CONSTANT_CODE accordingly.
5093 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5094 doing a static link don't set sh_link field.
5095 (Output_data_got::Got_entry::write): Use PLT offset if
5097 (Output_data_got::add_global_plt): New function.
5098 (Output_data_got::add_local_plt): New function.
5099 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5100 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5101 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5102 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5103 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5105 * testsuite/ifunc-sel.h: New file.
5106 * testsuite/ifuncmain1.c: New file.
5107 * testsuite/ifuncmain1vis.c: New file.
5108 * testsuite/ifuncmod1.c: New file.
5109 * testsuite/ifuncdep2.c: New file.
5110 * testsuite/ifuncmain2.c: New file.
5111 * testsuite/ifuncmain3.c: New file.
5112 * testsuite/ifuncmod3.c: New file.
5113 * testsuite/ifuncmain4.c: New file.
5114 * testsuite/ifuncmain5.c: New file.
5115 * testsuite/ifuncmod5.c: New file.
5116 * testsuite/ifuncmain6pie.c: New file.
5117 * testsuite/ifuncmod6.c: New file.
5118 * testsuite/ifuncmain7.c: New file.
5119 * configure, testsuite/Makefile.in: Rebuild.
5121 2010-08-18 Ian Lance Taylor <iant@google.com>
5124 (Output_section_incremental_inputs::write_input_files): Add cast
5125 to avoid signed/unsigned comparison warning.
5126 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5128 2010-08-12 Cary Coutant <ccoutant@google.com>
5130 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5132 2010-08-13 Ian Lance Taylor <iant@google.com>
5134 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5136 2010-08-12 Cary Coutant <ccoutant@google.com>
5137 Doug Kwan <dougkwan@google.com>
5139 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5140 defintion overrides non-weak undef, remember that the original undef
5142 * symtab.cc (Symbol_table::sized_write_global): For undef without
5143 an original weak binding, set binding to global in output.
5144 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5145 * testsuite/Makefile.in: Regenerate.
5146 * testsuite/strong_ref_weak_def.sh: New file.
5147 * testsuite/strong_ref_weak_def_1.c: Ditto.
5148 * testsuite/strong_ref_weak_def_2.c: Ditto.
5150 2010-08-12 Cary Coutant <ccoutant@google.com>
5152 * testsuite/incremental_test.sh: Rewrite.
5153 * testsuite/incremental_test_1.c: Rewrite.
5154 * testsuite/incremental_test_2.c: Rewrite.
5156 2010-08-12 Cary Coutant <ccoutant@google.com>
5158 * arm.cc (Target_arm::got_size): Add const.
5159 (Target_arm::got_entry_count): New function.
5160 (Target_arm::plt_entry_count): New function.
5161 (Target_arm::first_plt_entry_offset): New function.
5162 (Target_arm::plt_entry_size): New function.
5163 (Output_data_plt_arm::entry_count): New function.
5164 (Output_data_plt_arm::first_plt_entry_offset): New function.
5165 (Output_data_plt_arm::get_plt_entry_size): New function.
5166 * i386.cc (Target_i386::got_size): Add const.
5167 (Target_i386::got_entry_count): New function.
5168 (Target_i386::plt_entry_count): New function.
5169 (Target_i386::first_plt_entry_offset): New function.
5170 (Target_i386::plt_entry_size): New function.
5171 (Output_data_plt_i386::entry_count): New function.
5172 (Output_data_plt_i386::first_plt_entry_offset): New function.
5173 (Output_data_plt_i386::get_plt_entry_size): New function.
5174 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5175 find_incremental_inputs_sections. Dump incremental_got_plt section.
5176 * incremental.cc: Include target.h.
5177 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5178 parameter. Adjust all callers. Find incremental_got_plt section.
5179 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5181 (Output_section_incremental_inputs::set_final_data_size): Calculate
5182 size of incremental_got_plt section.
5183 (Output_section_incremental_inputs::do_write): Write the
5184 incremental_got_plt section.
5185 (Got_plt_view_info): New struct.
5186 (Local_got_offset_visitor): New class.
5187 (Global_got_offset_visitor): New class.
5188 (Global_symbol_visitor_got_plt): New class.
5189 (Output_section_incremental_inputs::write_got_plt): New function.
5190 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5191 Add parameter. Adjust all callers.
5192 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5193 (Incremental_inputs::got_plt_section): New function.
5194 (Incremental_inputs::got_plt_section_): New data member.
5195 (Incremental_got_plt_reader): New class.
5196 * layout.cc (Layout::create_incremental_info_sections): Add the
5197 incremental_got_plt section.
5198 * object.h (Got_offset_list::get_list): New function.
5199 (Got offset_list::for_all_got_offsets): New function.
5200 (Sized_relobj::local_got_offset_list): New function.
5201 * powerpc.cc (Target_powerpc::got_size): Add const.
5202 (Target_powerpc::got_entry_count): New function.
5203 (Target_powerpc::plt_entry_count): New function.
5204 (Target_powerpc::first_plt_entry_offset): New function.
5205 (Target_powerpc::plt_entry_size): New function.
5206 (Output_data_plt_powerpc::entry_count): New function.
5207 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5208 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5209 * sparc.cc (Target_sparc::got_size): Add const.
5210 (Target_sparc::got_entry_count): New function.
5211 (Target_sparc::plt_entry_count): New function.
5212 (Target_sparc::first_plt_entry_offset): New function.
5213 (Target_sparc::plt_entry_size): New function.
5214 (Output_data_plt_sparc::entry_count): New function.
5215 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5216 (Output_data_plt_sparc::get_plt_entry_size): New function.
5217 * symtab.h (Symbol::got_offset_list): New function.
5218 (Symbol_table::for_all_symbols): New function.
5219 * target.h (Sized_target::got_entry_count): New function.
5220 (Sized_target::plt_entry_count): New function.
5221 (Sized_target::plt_entry_size): New function.
5222 * x86_64.cc (Target_x86_64::got_size): Add const.
5223 (Target_x86_64::got_entry_count): New function.
5224 (Target_x86_64::plt_entry_count): New function.
5225 (Target_x86_64::first_plt_entry_offset): New function.
5226 (Target_x86_64::plt_entry_size): New function.
5227 (Output_data_plt_x86_64::entry_count): New function.
5228 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5229 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5231 2010-08-12 Cary Coutant <ccoutant@google.com>
5233 * archive.cc: Include incremental.h.
5234 (Archive::Archive): Initialize incremental_info_.
5235 (Archive::include_member): Record archive members in incremental info.
5236 (Add_archive_symbols::run): Record begin and end of an archive in
5238 (Lib_group::include_member): Record objects in incremental info.
5239 * archive.h (Incremental_archive_entry): Forward declaration.
5240 (Archive::set_incremental_info): New member function.
5241 (Archive::incremental_info): New member function.
5242 (Archive::Unused_symbol_iterator): New class.
5243 (Archive::unused_symbols_begin): New member function.
5244 (Archive::unused_symbols_end): New member function.
5245 (Archive::incremental_info_): New data member.
5246 * incremental-dump.cc (find_input_containing_global): New function.
5247 (dump_incremental_inputs): Dump new incremental info sections.
5248 * incremental.cc: Include symtab.h.
5249 (Output_section_incremental_inputs): New class.
5250 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5251 new incremental info sections.
5252 (Sized_incremental_binary::do_check_inputs): Likewise.
5253 (Incremental_inputs::report_archive): Remove.
5254 (Incremental_inputs::report_archive_begin): New function.
5255 (Incremental_inputs::report_archive_end): New function.
5256 (Incremental_inputs::report_object): New function.
5257 (Incremental_inputs::finalize_inputs): Remove.
5258 (Incremental_inputs::report_input_section): New function.
5259 (Incremental_inputs::report_script): Rewrite.
5260 (Incremental_inputs::finalize): Do nothing but finalize string table.
5261 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5262 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5263 (Incremental_inputs::create_data_sections): New function.
5264 (Incremental_inputs::relocs_entsize): New function.
5265 (Output_section_incremental_inputs::set_final_data_size): New function.
5266 (Output_section_incremental_inputs::do_write): New function.
5267 (Output_section_incremental_inputs::write_header): New function.
5268 (Output_section_incremental_inputs::write_input_files): New function.
5269 (Output_section_incremental_inputs::write_info_blocks): New function.
5270 (Output_section_incremental_inputs::write_symtab): New function.
5271 * incremental.h (Incremental_script_entry): Forward declaration.
5272 (Incremental_object_entry): Forward declaration.
5273 (Incremental_archive_entry): Forward declaration.
5274 (Incremental_inputs): Forward declaration.
5275 (Incremental_inputs_header_data): Remove.
5276 (Incremental_inputs_header): Remove.
5277 (Incremental_inputs_header_write): Remove.
5278 (Incremental_inputs_entry_data): Remove.
5279 (Incremental_inputs_entry): Remove.
5280 (Incremental_inputs_entry_write): Remove.
5281 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5282 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5283 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5284 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5286 (Incremental_input_entry): New class.
5287 (Incremental_script_entry): New class.
5288 (Incremental_object_entry): New class.
5289 (Incremental_archive_entry): New class.
5290 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5291 (Incremental_inputs::report_inputs): Remove.
5292 (Incremental_inputs::report_archive): Remove.
5293 (Incremental_inputs::report_archive_begin): New function.
5294 (Incremental_inputs::report_archive_end): New function.
5295 (Incremental_inputs::report_object): Change prototype.
5296 (Incremental_inputs::report_input_section): New function.
5297 (Incremental_inputs::report_script): Change prototype.
5298 (Incremental_inputs::get_reloc_count): New function.
5299 (Incremental_inputs::set_reloc_count): New function.
5300 (Incremental_inputs::create_data_sections): New function.
5301 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5302 (Incremental_inputs::inputs_section): New function.
5303 (Incremental_inputs::symtab_section): New function.
5304 (Incremental_inputs::relocs_section): New function.
5305 (Incremental_inputs::get_stringpool): Add const.
5306 (Incremental_inputs::command_line): Add const.
5307 (Incremental_inputs::inputs): Remove.
5308 (Incremental_inputs::command_line_key): New function.
5309 (Incremental_inputs::input_file_count): New function.
5310 (Incremental_inputs::input_files): New function.
5311 (Incremental_inputs::relocs_entsize): New function.
5312 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5313 (Incremental_inputs::finalize_inputs): Remove.
5314 (Incremental_inputs::Input_info): Remove.
5315 (Incremental_inputs::lock_): Remove.
5316 (Incremental_inputs::inputs_): Change type.
5317 (Incremental_inputs::inputs_map_): Remove.
5318 (Incremental_inputs::current_object_entry_): New data member.
5319 (Incremental_inputs::inputs_section_): New data member.
5320 (Incremental_inputs::symtab_section_): New data member.
5321 (Incremental_inputs::relocs_section_): New data member.
5322 (Incremental_inputs::reloc_count_): New data member.
5323 (Incremental_inputs_reader): New class.
5324 (Incremental_symtab_reader): New class.
5325 (Incremental_relocs_reader): New class.
5326 * layout.cc (Layout::finalize): Move finalization of incremental info
5327 and creation of incremental info sections to follow finalization of
5328 symbol table. Set offsets for postprocessing sections.
5329 (Layout::create_incremental_info_sections): Call
5330 Incremental_inputs::create_data_sections. Add incremental symtab
5331 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5332 sections to layout after input sections.
5333 * layout.h (struct Timespec): Forward declaration.
5334 (Layout::incremental_inputs): Add const.
5335 (Layout::create_incremental_info_sections): Add parameter.
5336 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5337 * object.cc: Include incremental.h.
5338 (Relobj::finalize_incremental_relocs): New function.
5339 (Sized_relobj::do_layout): Record input sections in incremental info.
5340 * object.h (Object::output_section): New function.
5341 (Object::output_section_offset): Moved from Relobj.
5342 (Object::get_incremental_reloc_base): New function.
5343 (Object::get_incremental_reloc_count): New function.
5344 (Object::do_output_section): New function.
5345 (Object::do_output_section_offset): Moved from Relobj.
5346 (Object::do_get_incremental_reloc_base): New function.
5347 (Object::do_get_incremental_reloc_count): New function.
5348 (Object::Object): Initialize new data members.
5349 (Relobj::output_section): Renamed do_output_section and moved to
5351 (Relobj::output_section_offset): Moved to Object.
5352 (Relobj::do_get_incremental_reloc_base): New function.
5353 (Relobj::do_get_incremental_reloc_count): New function.
5354 (Relobj::allocate_incremental_reloc_counts): New function.
5355 (Relobj::count_incremental_reloc): New function.
5356 (Relobj::finalize_incremental_relocs): New function.
5357 (Relobj::next_incremental_reloc_index): New function.
5358 (Relobj::reloc_counts_): New data member.
5359 (Relobj::reloc_bases_): New data member.
5360 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5361 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5362 (Sized_relobj::incremental_relocs_scan): New function.
5363 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5364 (Sized_relobj::incremental_relocs_write): New function.
5365 (Sized_relobj::incremental_relocs_write_reltype): New function.
5366 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5368 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5369 archives and object files elsewhere.
5370 (Add_symbols::run): Report object files here.
5371 (Finish_group::run): Report end of archive at end of group.
5372 * reloc.cc: Include layout.h, incremental.h.
5373 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5374 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5375 (Sized_relobj::incremental_relocs_scan): New function.
5376 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5377 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5378 (Sized_relobj::incremental_relocs_write): New function.
5379 (Sized_relobj::incremental_relocs_write_reltype): New function.
5380 * script.cc (read_input_script): Rewrite test for incremental link.
5381 Change call to Incremental_inputs::report_script.
5382 * symtab.h (Symbol_table::first_global_index): New function.
5383 (Symbol_table::output_count): New function.
5385 2010-08-12 Doug Kwan <dougkwan@google.com>
5387 * arm.cc (Target_arm::merge_object_attributes): Check command line
5388 options --no-wchar-size-warning and --no-enum-size-warning.
5389 * options.h (General_options): Add ld-compatible options
5390 --no-enum-size-warning and --no-wchar-size-warning.
5392 2010-08-04 Ian Lance Taylor <iant@google.com>
5394 * x86_64.cc (Target_x86_64::Scan::local): Use
5395 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5396 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5397 (Target_x86_64::Scan::global): Likewise.
5398 (Target_x86_64::Relocate::relocate): Likewise.
5399 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5402 2010-08-03 Cary Coutant <ccoutant@google.com>
5404 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5405 to reserve space in merged_strings vector. Keep total input size
5407 (Output_merge_string::do_print_merge_stats): Print total input size.
5408 * merge.h (Output_merge_string): Add input_size_ field.
5409 * stringpool.cc (Stringpool_template::string_length): Move
5410 implementations out of Stringpool_template class and place in
5412 * stringpool.h (string_length): Move out of Stringpool_template.
5414 2010-08-03 Ian Lance Taylor <iant@google.com>
5417 * layout.cc (relaxation_loop_body): If address of load segment is
5418 set, adjust address to include headers if possible.
5420 2010-08-03 Ian Lance Taylor <iant@google.com>
5422 * version.cc (version_string): Bump to 1.10.
5424 2010-08-03 Ian Lance Taylor <iant@google.com>
5427 * layout.h (enum Output_section_order): Define.
5428 (class Layout): Update declarations.
5429 * layout.cc (Layout::get_output_section): Add order parameter.
5430 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5431 is_first_non_relro parameters. Change all callers.
5432 (Layout::choose_output_section): Likewise.
5433 (Layout::add_output_section_data): Likewise.
5434 (Layout::make_output_section): Likewise. Set order.
5435 (Layout::default_section_order): New function.
5436 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5437 * output.cc (Output_section::Output_section): Initialize order_.
5438 Don't initialize deleted fields.
5439 (Output_segment::Output_segment): Don't initialize deleted
5441 (Output_segment::add_output_section_to_load): New function
5442 replacing add_output_section. Change all callers to call this or
5443 add_output_section_to_nonload.
5444 (Output_segment::add_output_section_to_nonload): New function.
5445 (Output_segment::remove_output_section): Rewrite.
5446 (Output_segment::add_initial_output_data): Likewise.
5447 (Output_segment::has_any_data_sections): Likewise.
5448 (Output_segment::is_first_section_relro): Likewise.
5449 (Output_segment::maximum_alignment): Likewise.
5450 (Output_segment::has_dynamic_reloc): New function replacing
5451 dynamic_reloc_count. Change all callers.
5452 (Output_segment::has_dynamic_reloc_list): New function replacing
5453 dynamic_reloc_count_list. Change all callers.
5454 (Output_segment::set_section_addresses): Rewrite.
5455 (Output_segment::set_offset): Rewrite.
5456 (Output_segment::find_first_and_last_list): Remove.
5457 (Output_segment::set_tls_offsets): Rewrite.
5458 (Output_segment::first_section_load_address): Likewise.
5459 (Output_segment::output_section_count): Likewise.
5460 (Output_segment::section_with_lowest_load_address): Likewise.
5461 (Output_segment::write_section_headers): Likewise.
5462 (Output_segment::print_sections_to_map): Likewise.
5463 * output.h (class Output_data): Remove dynamic_reloc_count_
5464 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5465 (Output_data::add_dynamic_reloc): Rewrite.
5466 (Output_data::has_dynamic_reloc): New function.
5467 (Output_data::dynamic_reloc_count): Remove.
5468 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5469 is_last_relro_, is_first_non_relro_, is_interp_,
5470 is_dynamic_linker_section_ fields. Add order and set_order
5471 functions. Remove is_relro_local, set_is_relro_local,
5472 is_last_relro, set_is_last_relro, is_first_non_relro,
5473 set_is_first_non_relro functions, is_interp, set_is_interp,
5474 is_dynamic_linker_section, and set_is_dynamic_linker_section
5476 (class Output_segment): Change Output_data_list from std::list to
5477 std:;vector. Add output_lists_ field. Remove output_data_ and
5478 output_bss_ fields. Update declarations.
5480 2010-08-02 Ian Lance Taylor <iant@google.com>
5482 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5483 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5484 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5486 2010-08-02 Ian Lance Taylor <iant@google.com>
5489 * script.cc (Script_options::Script_options): Initialize
5490 symbol_definitions_ and symbol_references_.
5491 (Script_options::add_symbol_assignment): Update
5492 symbol_definitions_ and symbol_references_.
5493 (Script_options::add_symbol_reference): New function.
5494 (script_symbol): New function.
5495 * script.h (class Script_options): Add symbol_definitions_ and
5496 symbol_references_ fields.
5497 (Script_options::referenced_const_iterator): New type.
5498 (Script_options::referenced_begin): New function.
5499 (Script_options::referenced_end): New function.
5500 (Script_options::is_referenced): New function.
5501 (Script_options::any_unreferenced): New function.
5502 * script-c.h (script_symbol): Declare.
5503 * yyscript.y (exp): Call script_symbol.
5504 * symtab.cc: Include "script.h".
5505 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5506 Change all callers. Check symbols referenced by scripts.
5507 (Symbol_table::add_undefined_symbols_from_command_line): Add
5508 layout parameter. Change all callers.
5509 (Symbol_table::do_add_undefined_symbols_from_command_line):
5510 Likewise. Break out loop body. Check symbols referenced by
5512 (Symbol_table::add_undefined_symbol_from_command_line): New
5513 function broken out of
5514 do_add_undefined_symbols_from_command_line.
5515 * symtab.h (class Symbol_table): Update declarations.
5516 * archive.cc: Include "layout.h".
5517 (Archive::should_include_member): Add layout parameter. Change
5518 all callers. Check for symbol mentioned in expression.
5519 * archive.h (class Archive): Update declaration.
5520 * object.cc (Sized_relobj::do_should_include_member): Add layout
5522 * object.h (Object::should_include_member): Add layout parameter.
5524 (Object::do_should_include_member): Add layout parameter.
5525 (class Sized_relobj): Update declaration.
5526 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5528 * dynobj.h (class Sized_dynobj): Update declaration.
5529 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5531 * plugin.h (class Sized_pluginobj): Update declaration.
5533 2010-08-02 Ian Lance Taylor <iant@google.com>
5536 * output.cc (Output_segment::set_offset): Search for the first and
5537 last sections rather than assuming that the list is in order.
5538 (Output_segment::find_first_and_last_list): New function.
5539 * output.h (class Output_segment): Update declarations.
5540 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5541 (relro_strip_test_SOURCES): New variable.
5542 (relro_strip_test_DEPENDENCIES): New variable.
5543 (relro_strip_test_LDFLAGS): New variable.
5544 (relro_strip_test_LDADD): New variable.
5545 (relro_strip_test.so): New target.
5547 2010-08-02 Ian Lance Taylor <iant@google.com>
5549 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5550 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5551 (Target_i386::got_tlsdesc_section): New function.
5552 (Target_i386::got_section): Create space for GOT entries for
5553 TLSDESC relocations.
5554 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5556 (Target_i386::Scan::global): Likewise.
5557 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5559 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5560 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5561 (Target_x86_64::got_tlsdesc_section): New function.
5562 (Target_x86_64::got_section): Create space for GOT entries for
5563 TLSDESC relocations.
5564 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5566 (Target_x86_64::Scan::global): Likewise.
5567 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5570 2010-08-02 Ian Lance Taylor <iant@google.com>
5572 * testsuite/final_layout.sh: Use dc to convert from hex to
5575 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5577 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5578 paramter to the call to gold::gc_process_relocs.
5579 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5580 paramter to the call to gold::gc_process_relocs.
5581 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5582 parameter to the call to gold::gc_process_relocs.
5583 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5584 template parameter to the call to gold::gc_process_relocs.
5585 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5586 paramter to the call to gold::gc_process_relocs.
5587 * gc.h (get_embedded_addend_size): New function.
5588 (gc_process_relocs): Save the size of the reloc for use by ICF.
5589 * icf.cc (get_section_contents): Get the addend from the text section
5590 for SHT_REL relocation sections.
5591 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5592 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5593 * int_encoding.h (read_from_pointer): New overloaded function.
5594 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5595 * testsuite/icf_sht_rel_addend_test.sh: New file.
5596 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5597 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5599 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5601 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5602 * Makefile.in: Regenerate.
5603 * testsuite/Makefile.in: Regenerate.
5605 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5607 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5608 * gold/testsuite/debug_msg.cc: Likewise.
5609 * gold/testsuite/odr_violation1.cc
5610 * gold/testsuite/odr_violation2.cc
5612 2010-07-21 Cary Coutant <ccoutant@google.com>
5614 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5615 string, and length fields.
5616 (Output_merge_string::Merged_strings_list): New type.
5617 (Output_merge_string::Merged_strings_lists): New typedef.
5618 (Output_merge_string): Replace merged_strings_ with
5619 merged_strings_lists_.
5620 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5621 Merged_strings_list per input object and section. Don't store pointer
5622 to the string. Don't store length with each merged string entry.
5623 (Output_merge_string::finalize_merged_data): Loop over list of merged
5624 strings lists. Recompute length of each merged string.
5626 2010-07-15 Cary Coutant <ccoutant@google.com>
5628 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5631 2010-07-14 Ian Lance Taylor <iant@google.com>
5633 * descriptors.cc (Descriptors::open): Report correct name in error
5636 2010-07-13 Doug Kwan <dougkwan@google.com>
5638 * arm.cc (Arm_input_section::Arm_input_section): For a
5639 SHT_ARM_EXIDX section, always keeps the input sections.
5640 (Arm_input_section::set_exidx_section_link): New method.
5641 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5642 has_errors_ to false.
5643 (Arm_exidx_input_section::has_errors,
5644 Arm_exidx_input_section::set_has_errors): New methods.
5645 (Arm_exidx_input_section::has_errors_): New data member.
5646 (Arm_relobj::get_exidx_shndx_list): New method.
5647 (Arm_output_section::append_text_sections_to_list): Do not skip
5648 section without SHF_EXECINSTR.
5649 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5651 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5652 section header. Make error messages more verbose. Check for
5653 a non-executable section linked to an EXIDX section.
5654 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5655 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5656 check that there is no deferred EXIDX section if we exit early.
5657 Instead of not making an EXIDX section in case of an error, make one
5658 and set the has_errors flag of it.
5659 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5660 in a relocatable link.
5661 (Target_arm::do_relax): Look for the EXIDX output section instead of
5662 assuming that it is called .ARM.exidx.
5663 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5664 section list. Do not check for SHF_EXECINSTR section flags but
5665 skip any input section with errors.
5666 * output.cc (Output_section::Output_section): Initialize
5667 always_keeps_input_sections_ to false.
5668 (Output_section::add_input_section): Check for
5669 always_keeps_input_sections_.
5670 * output.h (Output_section::always_keeps_input_sections,
5671 Output_section::set_always_keeps_input_sections): New methods.
5672 (Output_section::always_keeps_input_sections): New data member.
5674 2010-07-13 Rafael Espindola <espindola@google.com>
5676 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5677 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5679 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5680 Ian Lance Taylor <iant@google.com>
5682 * output.h (Output_section_lookup_maps::add_merge_section):
5683 Correct check of whether value was inserted.
5684 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5685 (Output_section_lookup_maps::add_relaxed_input_section):
5687 * arm.cc (Target_arm::got_section): Remove used local os.
5688 * i386.cc (Target_i386::got_section): Likewise.
5689 * x86_64.cc (Target_x86_64::got_section): Likewise.
5690 * sparc.cc (Target_sparc::got_section): Likewise.
5691 (Target_sparc::relocate): Remove unused local have_got_offset.
5692 * powerpc.cc (Target_powerpc::relocate): Likewise.
5694 2010-07-13 Ian Lance Taylor <iant@google.com>
5696 * compressed_output.cc (zlib_decompress): Fix signature in
5699 * archive.cc (Archive::include_member): Unlock an external member
5700 of a thin archive. Don't bother to delete an object we know is
5703 2010-07-12 Cary Coutant <ccoutant@google.com>
5705 * compressed_output.cc (zlib_decompress): New function.
5706 (get_uncompressed_size): New function.
5707 (decompress_input_section): New function.
5708 * compressed_output.h (get_uncompressed_size): New function.
5709 (decompress_input_section): New function.
5710 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5711 Handle compressed debug sections.
5712 * layout.cc (is_compressed_debug_section): New function.
5713 (Layout::output_section_name): Map compressed section names to
5715 * layout.h (is_compressed_debug_section): New function.
5716 (is_debug_info_section): Recognize compressed debug sections.
5717 * merge.cc: Include compressed_output.h.
5718 (Output_merge_data::do_add_input_section): Handle compressed
5720 (Output_merge_string::do_add_input_section): Handle compressed
5722 * object.cc: Include compressed_output.h.
5723 (Sized_relobj::Sized_relobj): Initialize new data members.
5724 (build_compressed_section_map): New function.
5725 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5726 * object.h (Object::section_is_compressed): New method.
5727 (Object::do_section_is_compressed): New method.
5728 (Sized_relobj::Compressed_section_map): New type.
5729 (Sized_relobj::do_section_is_compressed): New method.
5730 (Sized_relobj::compressed_sections_): New data member.
5731 * output.cc (Output_section::add_input_section): Handle compressed
5733 * reloc.cc: Include compressed_output.h.
5734 (Sized_relobj::write_sections): Handle compressed debug sections.
5736 2010-07-08 Cary Coutant <ccoutant@google.com>
5738 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5739 weak when resolving to a dynamic def.
5740 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5741 for weak undef/dynamic def cases. Adjust callers.
5742 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5743 undef_binding_weak_.
5744 (Symbol_table::sized_write_globals): Adjust symbol binding.
5745 (Symbol_table::sized_write_symbol): Add binding parameter.
5746 * symtab.h (Symbol::set_undef_binding): New method.
5747 (Symbol::is_undef_binding_weak): New method.
5748 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5749 (Symbol_table::should_override): Add new parameter.
5750 (Symbol_table::sized_write_symbol): Add new parameter.
5752 * testsuite/weak_undef_file1.cc: Add new test case.
5753 * testsuite/weak_undef_file2.cc: Fix header comment.
5754 * testsuite/weak_undef_test.cc: Add new test case.
5756 2010-06-29 Doug Kwan <dougkwan@google.com>
5758 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5759 Initialize USE_SYMBOL_.
5760 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5762 (Arm_reloc_property::uses_symbol_): New data member declaration.
5763 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5764 uses symbol value and symbol is undefined but not weakly undefined.
5766 2010-06-28 Rafael Espindola <espindola@google.com>
5768 * plugin.cc (Plugin::load): Use dlerror.
5770 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5772 * symtab.cc (detect_odr_violations): When reporting an ODR
5773 violation, report an object where the symbol is defined.
5775 2010-06-25 Doug Kwan <dougkwan@google.com>
5777 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5778 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5780 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5781 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5782 target hook to detect function points.
5783 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5784 * icf.h (Icf::check_section_for_function_pointers): Change type of
5785 parameter SECTION_NAME to const reference to std::string. Use
5786 target hook to determine if section may have unsafe pointers.
5787 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5790 2010-06-21 Rafael Espindola <espindola@google.com>
5792 * fileread.cc (Input_file::find_fie): New
5793 (Input_file::open): Use Input_file::find_fie.
5794 * fileread.h (Input_file::find_fie): New
5795 * plugin.cc (set_extra_library_path): New.
5796 (Plugin::load): Add set_extra_library_path to the transfer vector.
5797 (Plugin_manager::set_extra_library_path): New.
5798 (Plugin_manager::add_input_file): Use the extra search path if set.
5799 (set_extra_library_path(): New.
5800 * plugin.h (Plugin_manager): Add set_extra_library_path and
5803 2010-06-19 Cary Coutant <ccoutant@google.com>
5805 * layout.cc (gdb_sections): Add .debug_types.
5806 (lines_only_debug_sections): Likewise.
5808 2010-06-18 Rafael Espindola <espindola@google.com>
5810 * plugin.cc (add_input_file,add_input_library)
5811 (Plugin_manager::add_input_file): Make filename arguments const.
5812 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5815 2010-06-16 Doug Kwan <dougkwan@google.com>
5817 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5818 .ARM.attributes section if we have not merged any input
5819 attributes sections.
5821 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5823 * arm.cc: Allow combining objects with no EABI version
5826 2010-06-15 Rafael Espindola <espindola@google.com>
5828 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5830 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5832 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5833 (struct iovec): Correct !HAVE_READV definition.
5835 2010-06-10 Cary Coutant <ccoutant@google.com>
5837 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5838 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5840 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5843 * symtab.h (Symbol::is_placeholder): New member function.
5844 * target-reloc.h (relocate_section): Check for placeholder symbols.
5846 * testsuite/Makefile.am (plugin_test_8): New test.
5847 (plugin_test_9): New test.
5848 * testsuite/Makefile.in: Regenerate.
5850 2010-06-09 Nick Clifton <nickc@redhat.com>
5852 * yyscript.y (input_list_element): Allow strings prefixed with
5853 the '-' character. Treat these as libraries.
5854 * script.cc (script_add_library): New function. Adds a library
5855 specified by "-l<name>" found in an input script.
5856 * script-c.h: Add prototype for script_add_library.
5858 2010-06-07 Doug Kwan <dougkwan@google.com>
5860 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5861 Restrict stub-group size to be within long conditional branch
5862 range when working around cortex-A8 erratum.
5864 2010-06-07 Damien Diederen <dd@crosstwine.com>
5866 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5869 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5873 (Output_section::Input_section_sort_entry::compare_section_ordering):
5874 Change to return non-zero correctly.
5875 (Output_section::Input_section_sort_section_order_index_compare
5876 ::operator()): Change to fix ambiguity in comparisons.
5878 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5880 * gold.h (is_wildcard_string): New function.
5881 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5882 (Layout::layout_eh_frame): Ditto.
5883 (Layout::find_section_order_index): New method.
5884 (Layout::read_layout_from_file): New method.
5885 * layout.h (Layout::find_section_order_index): New method.
5886 (Layout::read_layout_from_file): New method.
5887 (Layout::input_section_position_): New private member.
5888 (Layout::input_section_glob_): New private member.
5889 * main.cc (main): Call read_layout_from_file here.
5890 * options.h (--section-ordering-file): New option.
5891 * output.cc (Output_section::input_section_order_specified_): New
5893 (Output_section::Output_section): Initialize new member.
5894 (Output_section::add_input_section): Add new parameter.
5895 Keep input sections when --section-ordering-file is used.
5896 (Output_section::set_final_data_size): Sort input sections when
5897 section ordering file is specified.
5898 (Output_section::Input_section_sort_entry): Add new parameter.
5900 (Output_section::Input_section_sort_entry::compare_section_ordering):
5902 (Output_section::Input_section_sort_compare::operator()): Change to
5903 consider section_order_index.
5904 (Output_section::Input_section_sort_init_fini_compare::operator()):
5905 Change to consider section_order_index.
5906 (Output_section::Input_section_sort_section_order_index_compare
5907 ::operator()): New method.
5908 (Output_section::sort_attached_input_sections): Change to sort
5909 according to section order when specified.
5910 (Output_section::add_input_section<32, true>): Add new parameter.
5911 (Output_section::add_input_section<64, true>): Add new parameter.
5912 (Output_section::add_input_section<32, false>): Add new parameter.
5913 (Output_section::add_input_section<64, false>): Add new parameter.
5914 * output.h (Output_section::add_input_section): Add new parameter.
5915 (Output_section::input_section_order_specified): New
5917 (Output_section::set_input_section_order_specified): New method.
5918 (Input_section::Input_section): Initialize section_order_index_.
5919 (Input_section::section_order_index): New method.
5920 (Input_section::set_section_order_index): New method.
5921 (Input_section::section_order_index_): New member.
5922 (Input_section::Input_section_sort_section_order_index_compare): New
5924 (Output_section::input_section_order_specified_): New member.
5925 * script-sections.cc (is_wildcard_string): Delete and move modified
5927 (Output_section_element_input::Output_section_element_input): Modify
5928 call to is_wildcard_string.
5929 (Output_section_element_input::Input_section_pattern
5930 ::Input_section_pattern): Ditto.
5931 (Output_section_element_input::Output_section_element_input): Ditto.
5932 * testsuite/Makefile.am (final_layout): New test case.
5933 * testsuite/Makefile.in: Regenerate.
5934 * testsuite/final_layout.cc: New file.
5935 * testsuite/final_layout.sh: New file.
5937 2010-06-01 Rafael Espindola <espindola@google.com>
5939 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5941 2010-06-01 Rafael Espindola <espindola@google.com>
5943 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5944 visibility of symbols.
5946 2010-05-27 Doug Kwan <dougkwan@google.com>
5948 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5949 from start of output section instead of address for a local symbol
5950 in a merged or relaxed section when doing a relocatable link.
5952 2010-05-26 Rafael Espindola <espindola@google.com>
5955 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5956 adding sections the garbage collector removed.
5957 * gold/testsuite/Makefile.am: Add test.
5958 * gold/testsuite/Makefile.in: Regenerate.
5959 * gold/testsuite/plugin_test_7.sh: New.
5960 * gold/testsuite/plugin_test_7_1.c: New.
5961 * gold/testsuite/plugin_test_7_2.c: New.
5963 2010-05-26 Rafael Espindola <espindola@google.com>
5965 * script-sections.cc (Output_section_definition::set_section_addresses):
5966 Check for --section-start.
5968 2010-05-26 Doug Kwan <dougkwan@google.com>
5970 * arm.cc (Arm_scan_relocatable_relocs): New class.
5971 (Target_arm::relocate_special_relocatable): New method.
5972 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5973 (Arm_relocate_functions::thumb_branch_common): Same.
5974 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5975 instead of Default_scan_relocatable_relocs.
5976 * target-reloc.h (relocate_for_relocatable): Let target handle
5977 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5978 * target.h (Sized_target::relocate_special_relocatable): New method.
5980 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5982 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5984 2010-05-23 Doug Kwan <dougkwan@google.com>
5986 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5988 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5989 with a direct branch, not a conditional branch, to a stub.
5990 * merge.cc (Output_merge_base::record_input_section): New method
5992 (Output_merge_data::do_add_input_section): Record input section if
5993 keeps-input-sections flag is set.
5994 (Output_merge_string::do_add_input_section): Ditto.
5995 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5996 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5998 (Output_merge_base::keeps_input_sections,
5999 Output_merge_base::set_keeps_input_sections,
6000 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
6002 (Output_merge_base::Input_sections): New type declaration.
6003 (Output_merge_base::input_sections_begin,
6004 Output_merge_base::input_sections_end,
6005 Output_merge_base::do_set_keeps_input_sections): New method definitions.
6006 (Output_merge_base::bool keeps_input_sections_,
6007 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
6008 Output_merge_base::input_sections_): New data members.
6009 (Output_merge_data::do_set_keeps_input_sections): New method
6011 (Output_merge_string::do_set_keeps_input_sections): Ditto.
6012 * output.cc (Output_section::Input_section::relobj): Move method
6013 defintion from class declaration to here and handle merge sections.
6014 (Output_section::Input_section::shndx): Ditto.
6015 (Output_section::Output_section): Remove initializations of removed
6016 data members and initialize new data member LOOKUP_MAPS_.
6017 (Output_section::add_input_section): Set keeps-input-sections flag
6018 for a newly created merge output section as appropriate. Adjust code
6019 to use Output_section_lookup_maps class.
6020 (Output_section::add_relaxed_input_section): Adjst code for lookup
6021 maps code refactoring.
6022 (Output_section::add_merge_input_section): Add a new parameter
6023 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
6024 class. If adding input section to a newly created merge output
6025 section fails, remove the new merge section.
6026 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
6027 Adjust code for use of the Output_section_lookup_maps class.
6028 (Output_section::find_merge_section): Ditto.
6029 (Output_section::build_lookup_maps): New method defintion.
6030 (Output_section::find_relaxed_input_section): Adjust code to use
6031 Output_section_lookup_maps class.
6032 (Output_section::get_input_sections): Export merge sections. Adjust
6033 code to use Output_section_lookup_maps class.
6034 (Output_section:::add_script_input_section): Adjust code to use
6035 Output_section_lookup_maps class. Update lookup maps for merge
6037 (Output_section::discard_states): Use Output_section_lookup_maps.
6038 (Output_section::restore_states): Same.
6039 * output.h (Merge_section_properties): Move class defintion out of
6041 (Output_section_lookup_maps): New class.
6042 (Output_section::Input_section::is_merge_section): New method
6044 (Output_section::Input_section::relobj): Move defintion out of class
6045 defintion. Declare method only.
6046 (Output_section::Input_section::shndx): Ditto.
6047 (Output_section::Input_section::output_merge_base): New method defintion.
6048 (Output_section::Input_section::u2_.pomb): New union field.
6049 (Output_section::Merge_section_by_properties_map,
6050 Output_section::Output_section_data_by_input_section_map,
6051 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6053 (Output_section::add_merge_input_section): Add new parameter
6054 KEEPS_INPUT_SECTIONS.
6055 (Output_section::build_lookup_maps): New method declaration.
6056 (Output_section::merge_section_map_,
6057 Output_section::merge_section_by_properties_map_,
6058 Output_section::relaxed_input_section_map_,
6059 Output_section::is_relaxed_input_section_map_valid_): Remove data
6061 (Output_section::lookup_maps_): New data member.
6063 2010-05-21 Doug Kwan <dougkwan@google.com>
6066 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6067 avoid a compilation error.
6069 2010-05-19 Rafael Espindola <espindola@google.com>
6071 * script-sections.cc (Output_section_definition::allocate_to_segment):
6072 Update the phdrs_list even when the output section is NULL.
6073 * testsuite/Makefile.am: Add test.
6074 * testsuite/Makefile.in: Regenerate.
6075 * testsuite/script_test_9.cc: New.
6076 * testsuite/script_test_9.sh: New.
6077 * testsuite/script_test_9.t: New.
6079 2010-05-19 Doug Kwan <dougkwan@google.com>
6081 * arm.cc (Arm_input_section::original_size): New method.
6082 (Arm_input_section::do_addralign): Add a cast.
6083 (Arm_input_section::do_output_offset): Remove static cast.
6084 (Arm_input_section::original_addralign,
6085 Arm_input_section::original_size_): Change type to uint32_t.
6086 (Arm_input_section::init): Add safe casts for section alignment
6088 (Arm_input_section::set_final_data_size): Do not set address and
6089 offset of stub table.
6090 (Arm_output_section::fix_exidx_coverage): Change use of of
6091 Output_section::Simple_input_section to that of
6092 Output_section::Input_section.
6093 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6094 except for the first pass.
6095 * output.cc (Output_section::get_input_sections): Change type of
6096 input_sections to std::list<Input_section>.
6097 (Output_section::add_script_input_section): Rename from
6098 Output_section::add_simple_input_section. Change type of SIS
6099 parameter from Simple_input_section to Input_section.
6100 * output.h (Output_section::Simple_input_section): Remove class.
6101 (Output_section::Input_section): Change class visibility to public.
6102 (Output_section::Input_section::addralign): Use stored alignments
6103 for special input sections if set.
6104 (Output_section::Input_section::set_addralign): New method.
6105 (Output_section::get_input_sections): Change parameter type from
6106 list of Simple_input_section to list of Input_section.
6107 (Output_section::add_script_input_section): Rename from
6108 Output_section::add_simple_input_section. Change first parameter's
6109 type from Simple_input_section to Input_section and remove the
6110 second and third parameters.
6111 * script-sections.cc (Input_section::Input_section_list): Change
6112 type to list of Output_section::Input_section/
6113 (Input_section_info::Input_section_info): Change parameter type of
6114 INPUT_SECTION to Output_section::Input_section.
6115 (Input_section_info::input_section): Change return type.
6116 (Input_section_info::input_section_): Change type to
6117 Output_section::Input_section.
6118 (Output_section_element_input::set_section_addresses): Adjust code
6119 to use Output_section::Input_section instead of
6120 Output_section::Simple_input_section. Adjust code for renaming
6121 of Output_section::add_simple_input_section.
6122 (Orphan_output_section::set_section_addresses): Ditto.
6124 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6126 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6127 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6129 2010-05-18 Rafael Espindola <espindola@google.com>
6131 * options.cc (General_options::finalize): Handle -nostdlib.
6132 * options.h (nostdlib): New option.
6133 * script.cc (script_add_search_dir): Handle -nostdlib.
6135 2010-05-12 Doug Kwan <dougkwan@google.com>
6137 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6138 attributes section only if there no attributes section after merging.
6139 (Target_arm::merge_object_attributes): Move value of
6140 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6141 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6142 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6143 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6144 and arm_attr_merge_7.stdout.
6145 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6146 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6147 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6148 arm_attr_merge_7b.o): New rules.
6149 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6151 * testsuite/Makefile.in: Regenerate.
6152 * testsuite/arm_attr_merge.sh: New file.
6153 * testsuite/arm_attr_merge_[67][ab].s: Same.
6155 2010-05-05 Nick Clifton <nickc@redhat.com>
6157 * po/es.po: Updated Spanish translation.
6159 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6161 * Makefile.am (install-exec-local): Properly install gold as
6162 default cross linker.
6163 * Makefile.in: Regenerated.
6165 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6166 Nick Clifton <nickc@redhat.com>
6168 * configure.ac (install_as_default): Define and set to false
6169 unless --enable-gold or --enable-gold=both/gold has been
6171 * configure: Regenerate.
6173 * Makefile.am (install-exec-local): Install the executable as
6174 'ld.gold'. If install_as_default is true then also install it as
6176 * Makefile.in: Regenerated.
6178 2010-04-24 Ian Lance Taylor <iant@google.com>
6180 * layout.cc (Layout::layout_reloc): In relocatable link don't
6181 combine reloc sections for grouped sections.
6183 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6185 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6186 sections that are not ordinary to icf.
6187 * icf.cc (get_section_contents): Handle relocation pointing to section
6188 with no object or shndx information.
6189 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6190 * testsuite/Makefile.in: Regenerate.
6191 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6192 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6194 2010-04-22 Ian Lance Taylor <iant@google.com>
6196 * expression.cc (Expression::Expression_eval_info): Add
6197 result_alignment_pointer field.
6198 (Expression::eval_with_dot): Add result_alignment_pointer
6199 parameter. Change all callers.
6200 (Expression::eval_maybe_dot): Likewise.
6201 (class Binary_expression): Add alignment_pointer parameter to
6202 left_value and right_value. Change all callers.
6203 (BINARY_EXPRESSION): Set result alignment.
6204 (class Trinary_expression): Add alignment_pointer parameter to
6205 arg2_value and arg3_value. Change all callers.
6206 (Trinary_cond::value): Set result alignment.
6207 (Max_expression::value, Min_expression::value): Likewise.
6208 (Align_expression::value): Likewise.
6209 * script-sections.cc (class Sections_element): Add dot_alignment
6210 parameter to set_section_addresses virtual function. Update
6212 (class Output_section_element): Likewise.
6213 (Script_sections::create_segments): Add dot_alignment parameter.
6215 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6216 (Script_sections::set_phdrs_clause_addresses): Likewise.
6217 * script-sections.h: Update declarations.
6218 * script.h: Update declarations.
6219 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6221 * testsuite/script_test_3.t: Set large alignment.
6222 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6223 segment has expected alignment.
6225 2010-04-22 Nick Clifton <nickc@redhat.com>
6227 * po/gold.pot: Updated by the Translation project.
6228 * po/vi.po: Updated Vietnamese translation.
6230 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6232 * testsuite/Makefile.am (check_PROGRAMS): Add
6233 icf_virtual_function_folding_test.
6234 * testsuite/Makefile.in: Regenerated.
6236 2010-04-15 Andrew Haley <aph@redhat.com>
6238 * options.h (merge_exidx_entries): New option.
6239 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6240 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6241 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6242 (Target_arm::merge_exidx_entries): New function.
6243 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6244 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6245 to Arm_exidx_fixup constructor.
6246 Add new arg, merge_exidx_entries.
6247 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6248 Arm_output_section::fix_exidx_coverage.
6250 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6252 * icf.cc (get_section_contents): Check for preemptible functions.
6253 Ignore addend when appropriate.
6254 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6256 (add_from_relobj): Check for section folded.
6257 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6258 * symtab.h (should_add_dynsym_entry): Add new parameter.
6259 * target-reloc.h (scan_relocs): Check for section folded.
6260 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6261 Check reloc types for function pointers in shared objects.
6262 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6264 (icf_preemptible_functions_test): New test case.
6265 (icf_string_merge_test): New test case.
6266 * testsuite.Makefile.in: Regenerate.
6267 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6268 bar_glob. Refactor code.
6269 * testsuite/icf_preemptible_functions_test.cc: New file.
6270 * testsuite/icf_preemptible_functions_test.sh: New file.
6271 * testsuite/icf_string_merge_test.cc: New file.
6272 * testsuite/icf_string_merge_test.sh: New file.
6273 * testsuite/icf_virtual_function_folding_test.cc: New file.
6274 * testsuite/icf_virtual_function_folding_test.sh: New file.
6276 2010-04-14 Doug Kwan <dougkwan@google.com>
6278 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6279 for local symbol recounting if we remove a section due to ICF.
6280 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6281 there are no regular objects in input.
6283 2010-04-13 Doug Kwan <dougkwan@google.com>
6285 * arm.cc (Arm_input_section::set_final_data_size): Compute
6286 accurate final data size instead of using current data size.
6288 2010-04-09 Doug Kwan <dougkwan@google.com>
6290 * layout.cc (Layout::choose_output_section): Handle script section
6292 (Layout::make_output_section_for_script): Add section type parameter.
6293 Handle script section types.
6294 * layout.h (Layout::make_output_section_for_script): Add section
6296 * output.cc (Output_section::Output_section): Initialize data member
6298 (Output_section::do_reset_address_and_file_offset): Do not set address
6299 to 0 if section is a NOLOAD section.
6300 * output.h (Output_section::is_noload): New method.
6301 (Output_section::set_is_noload): Ditto.
6302 (Output_section::is_noload_): New data member.
6303 * script-c.h (Script_section_type): New enum type.
6304 (struct Parser_output_section_header): Add new file section_type.
6305 * script-sections.cc (Sections_element::output_section_name): Add
6306 parameter for returning script section type.
6307 (Output_section_definition::output_section_name): Ditto.
6308 (Output_section_definition::section_type)P; New method.
6309 (Output_section_definiton::script_section_type_name): Ditto.
6310 (Output_section_definition::script_section_type_): New data member.
6311 (Output_section_definition::Output_section_definition): Initialize
6312 data member Output_section_definition::script_section_type_.
6313 (Output_section_definition::create_sections): Pass script section type
6314 to Layout::make_output_section_for_script.
6315 (Output_section_definition::output_section_name): Return script
6316 section type to caller.
6317 (Output_section_definition::set_section_address): Do not advance
6318 dot value and load address if section type is NOLOAD. Set address
6319 of NOLOAD sections regardless of section flags.
6320 (Output_section_definition::print): Print section type if it is
6321 not SCRIPT_SECTION_TYPE_NONE.
6322 (Output_section_definition::section_type): New method.
6323 (Output_section_definition::script_section_type_name): Ditto.
6324 (Script_sections::output_section_name): Add new parameter
6325 PSECTION_TYPE for returning script section type. Pass it to
6326 section elements. Handle discard sections.
6327 (Sort_output_sections::operator()): Handle NOLOAD sections.
6328 * script-sections.h (Script_sections::Section_type): New enum type.
6329 (Script_sections::output_section_name): Add a new parameter for
6330 returning script section type.
6331 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6333 * yyscript.y (union): Add new field SECTION_TYPE.
6334 (COPY, DSECT, INFO, NOLOAD): New tokens.
6335 (opt_address_and_section_type): Change type to output_section_header.
6336 (section_type): New non-terminal
6337 (section_header): Handle section type.
6338 (opt_address_and_section_type): Return section type value.
6340 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6342 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6343 * testsuite/plugin_common_test_2.c (foo): Likewise.
6345 2010-04-08 Doug Kwan <dougkwan@google.com>
6347 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6349 * output.cc (Output_section::add_merge_input_section): Simplify
6350 code and return status of Output_merge_base::add_input_section.
6351 Update merge section map only if Output_merge_base::add_input_section
6354 2010-04-07 Doug Kwan <dougkwan@google.com>
6356 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6357 if section is marked as containing instructions but has no mapping
6359 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6360 correct section index.
6361 (Arm_relobj::find_linked_text_section): Ditto.
6363 2010-04-07 Cary Coutant <ccoutant@google.com>
6365 * archive.cc (include_member): Destroy Read_symbols_data object before
6367 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6368 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6369 (Read_symbols_data::~Read_symbols_data) New destructor.
6370 (Section_relocs::Section_relocs) New constructor.
6371 (Section_relocs::~Section_relocs) New destructor.
6372 (Read_relocs_data::Read_relocs_data) New constructor.
6373 (Read_relocs_data::~Read_relocs_data) New destructor.
6374 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6375 pointers to NULL after deleting.
6377 2010-04-07 Doug Kwan <dougkwan@google.com>
6379 * arm.cc: Replace "endianity" with "endianness" in comments.
6380 (Arm_exidx_cantunwind): Ditto.
6381 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6382 (Arm_relobj::merge_flags_and_attributes): New method.
6383 (Arm_relobj::merge_flags_and_attributes_): New data member.
6384 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6385 (Arm_relobj::scan_sections_for_stubs): Ditto.
6386 (Arm_relobj::do_read_symbols): Check to see if we really want to
6387 merge processor-specific flags and attributes. Exit early if
6388 an object is empty except for section names and the undefined symbol.
6389 (Target_arm::do_finalize_sections): Move check for ELF format to
6390 Arm_relobj::do_read_symbols. Merge processor specific flags and
6391 attributes from a regular object only when we have determined that
6392 it is aapropriate. Do not create an .ARM.attributes section in
6393 output if there is no regular input object.
6394 (Target_arm::merge_processor_specific_flags): Check
6395 --warn-mismatch before printing any error.
6396 (Target_arm::merge_object_attributes): Ditto.
6397 * gold.cc (queue_middle_tasks): Handle the case in which there is
6398 no regular object in input.
6399 * options.cc (General_options::parse_EB): New method.
6400 (General_options::parse_EL): Same.
6401 (General_options::General_options): Initialize endianness_.
6402 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6404 (General_options::Endianness): New enum.
6405 (General_options::endianness): New method.
6406 (General_options::endianness_): New data member.
6407 * parameters.cc (Parameters::set_options): Check target endianness.
6408 (Parameters::set_target_once): Ditto.
6409 (Parameters::check_target_endianness): New method.
6410 (parameters_force_valid_target): If either -EL or -EB is specified,
6411 use it to define endianness of default target.
6412 * parameters.h (Parameters::check_target_endianness): New method
6414 * target.h (class Target): Change "endianity" to "endianness"
6417 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6419 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6420 * configure: Regenerate.
6421 * Makefile.in: Regenerate.
6422 * testsuite/Makefile.in: Regenerate.
6424 2010-04-06 Cary Coutant <ccoutant@google.com>
6427 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6428 prevailing definitions of common symbols.
6429 * testsuite/plugin_test_6.sh: New test case.
6430 * testsuite/plugin_common_test_1.c: New test case.
6431 * testsuite/plugin_common_test_2.c: New test case.
6432 * testsuite/Makefile.am (plugin_test_6): New test case.
6433 * testsuite/Makefile.in: Regenerate.
6435 2010-04-06 Nick Clifton <nickc@redhat.com>
6437 * po/vi.po: New Vietnamese translation.
6439 2010-03-30 Doug Kwan <dougkwan@google.com>
6441 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6443 2010-03-25 Doug Kwan <dougkwan@google.com>
6445 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6446 to avoid a conversion warning on a 32-bit host.
6448 2010-03-24 Ian Lance Taylor <iant@google.com>
6450 * testsuite/script_test_3.t: Add a TLS segment.
6451 * testsuite/Makefile.am (check_PROGRAMS): Add
6452 tls_phdrs_script_test.
6453 (tls_phdrs_script_test_SOURCES): Define.
6454 (tls_phdrs_script_test_DEPENDENCIES): Define.
6455 (tls_phdrs_script_test_LDFLAGS): Define.
6456 (tls_phdrs_script_test_LDADD): Define.
6457 * testsuite/Makefile.in: Rebuild.
6459 2010-03-23 Cary Coutant <ccoutant@google.com>
6461 * fileread.cc (find_or_make_view): Fix comment.
6463 2010-03-23 Ian Lance Taylor <iant@google.com>
6465 * script-sections.cc (class Orphan_section_placement): Define
6466 PLACE_TLS and PLACE_TLS_BSS.
6467 (Orphan_section_placement::Orphan_section_placement): Initialize
6469 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6470 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6471 (tls_script_test_SOURCES): Define.
6472 (tls_script_test_DEPENDENCIES): Define.
6473 (tls_script_test_LDFLAGS): Define.
6474 (tls_script_test_LDADD): Define.
6475 * testsuite/Makefile.in: Rebuild.
6477 2010-03-22 Doug Kwan <dougkwan@google.com>
6479 * arm.cc (Arm_relocate_functions::abs8,
6480 Arm_relocate_functions::abs16): Use correct check for overflow
6481 specified in the ARM ELF specs.
6482 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6483 target of a BLX instruction specially.
6484 (Reloc_stub::stub_type_for_reloc): Ditto.
6485 (Relocate::relocate): Use symbolic names instead of numeric relocation
6486 codes to report error.
6487 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6489 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6490 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6491 thumb2_blx_out_of_range.stdout
6492 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6493 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6494 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6495 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6496 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6497 thumb2_blx_in_range, thumb2_blx_in_range.o,
6498 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6499 thumb2_blx_out_of_range.o): New rules.
6500 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6501 thumb2_blx_in_range and thumb2_blx_out_of_range.
6502 * testsuite/Makefile.in: Regenerate.
6503 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6504 * testsuite/thumb_blx_in_range.s: New file.
6505 * testsuite/thumb_blx_out_of_range.s: New file.
6507 2010-03-22 Rafael Espindola <espindola@google.com>
6509 * archive.cc (Should_include): Move to archive.h.
6510 (should_include_member): Make it a member of Archive.
6512 (Add_lib_group_symbols): New.
6513 * archive.h: Include options.h.
6514 (Archive_member): Moved from Archive.
6515 (Should_include): Moved from archive.cc.
6517 (Add_lib_group_symbols): New.
6518 * dynobj.cc (do_should_include_member): New.
6519 * dynobj.h (do_should_include_member): New.
6520 * gold.cc (queue_initial_tasks): Update call to queue.
6521 * main.cc (main): Print lib group stats.
6522 * object.cc (do_should_include_member): New.
6523 * object.h: Include archive.h.
6524 (Object::should_include_member): New.
6525 (Object::do_should_include_member): New.
6526 (Sized_relobj::do_should_include_member): New.
6527 * options.cc (General_options::parse_start_lib): New.
6528 (General_options::parse_end_lib): New.
6529 (Input_arguments::add_file): Handle lib groups.
6530 (Input_arguments::start_group): Check we are not in a lib.
6531 (Input_arguments::start_lib): New.
6532 (Input_arguments::end_lib): New.
6533 * options.h (General_options): Add start_lib and end_lib.
6534 (Input_argument::lib_): New.
6535 (Input_argument::lib): New.
6536 (Input_argument::is_lib): New.
6537 (Input_file_lib): New.
6538 (Input_arguments::in_lib_): New.
6539 (Input_arguments::in_lib): New.
6540 (Input_arguments::start_lib): New.
6541 (Input_arguments::end_lib_): New.
6542 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6543 in unused members as preempted.
6544 (Sized_pluginobj::do_should_include_member): New.
6545 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6546 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6548 (Read_symbols::do_whole_lib_group): New.
6549 (Read_symbols::do_lib_group): New.
6550 (Read_symbols::do_read_symbols): Handle lib groups.
6551 (Read_symbols::get_name): Handle lib groups.
6552 * readsyms.h (Read_symbols): Add an archive member pointer.
6553 (Read_symbols::do_whole_lib_group): New.
6554 (Read_symbols::do_lib_group): New.
6555 (Read_symbols::member_): New.
6556 * script.cc (read_input_script): Update call to queue_soon.
6558 2010-03-19 Doug Kwan <dougkwan@google.com>
6560 * arm.cc (Stub_table::Stub_table): Initialize new data members
6561 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6562 (Stub_table::add_reloc_stub): Assign stub offset and update
6563 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6564 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6566 (Stub_table::update_data_size_and_addralign): Use
6567 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6568 instead of going over all reloc stubs.
6569 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6570 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6571 Stringpool_template::offset_ to size of Stringpool_char.
6572 (Stringpool_template::new_key_offset): Remove code to initialize
6573 Stringpool_template::offset_.
6574 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6575 Stringpool_template::offset_ to zero.
6577 2010-03-15 Doug Kwan <dougkwan@google.com>
6579 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6581 (Stringpool_template::new_key_offset): New method.
6582 (Stringpool_template::add_string): Assign offsets when adding new
6584 (Stringpool_template::set_string_offsets): Do not set string offsets
6585 when not optimizing.
6586 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6588 (Chunked_vector::clear): Clear size_.
6589 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6590 (Chunked_vector::size): Return size_.
6591 (Chunked_vector::push_back): Use size_ to find insert position.
6592 (Chunked_vector::size_): New data member.
6593 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6594 (Stringpool_template::new_key_offset): New method declaration.
6595 (Stringpool_template::offset_): New data member.
6597 2010-03-15 Rafael Espindola <espindola@google.com>
6599 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6600 Add_symbols' constructor.
6601 * readsyms.h (Add_symbols): Remove the input_group member.
6603 2010-03-10 Ian Lance Taylor <iant@google.com>
6605 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6606 target to ask whether a reference to a symbol requires a stack
6608 * target.h (Target::is_call_to_non_split): New function.
6609 (Target::do_is_call_to_non_split): Declare virtual function.
6610 * target.cc: Include "symtab.h".
6611 (Target::do_is_call_to_non_split): New function.
6612 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6614 2010-03-10 Cary Coutant <ccoutant@google.com>
6616 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6617 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6618 (File_read::open[2]): Add whole_file_view_ to list of views.
6619 (File_read::make_view): Remove test of whole_file_view_.
6620 (File_read::find_or_make_view): Create whole_file_view_ if
6622 (File_read::clear_views): Replace bool parameter with enum;
6623 adjust all callers. Don't delete views with permanent data;
6624 do delete cached views and views from archives if
6625 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6626 if clearing the corresponding view.
6627 * fileread.h (File_read::Clear_views_mode): New enum.
6628 (File_read::View::is_permanent_view): New method.
6629 (File_read::clear_views): Replace bool parameter
6630 with enum; adjust all callers.
6631 * options.h (General_options): Change keep_files_mapped option;
6632 add map_whole_files.
6633 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6635 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6638 2010-03-10 David S. Miller <davem@davemloft.net>
6640 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6642 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6644 * icf.cc (get_section_contents): Add '@' marker after processing the
6647 2010-03-08 Doug Kwan <dougkwan@google.com>
6649 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6650 due to a conversion warning.
6651 (Arm_relobj::update_output_local_symbol_count): Check for local
6652 symbol with unset output index.
6654 2010-03-05 Ian Lance Taylor <iant@google.com>
6656 * options.h (class General_options): Add --spare-dynamic-tags.
6657 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6658 --spare-dynamic-tags.
6660 2010-03-05 Ian Lance Taylor <iant@google.com>
6662 * incremental.cc: Include "libiberty.h".
6664 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6666 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6667 function, is_info_ member.
6668 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6669 (Versions::Versions): Update caller.
6670 (Versions::define_base_version): Likewise.
6671 (Versions::add_def): Likewise.
6673 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6675 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6676 (Scan::possible_function_pointer_reloc): New function.
6677 (Scan::local_reloc_may_be_function_pointer): Change to call
6678 possible_function_pointer_reloc.
6679 (Scan::global_reloc_may_be_function_pointer): Ditto.
6680 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6681 relocations in ".data.rel.ro._ZTV" section.
6682 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6683 * testsuite/icf_safe_so_test.cc: Ditto.
6684 * testsuite/icf_safe_test.cc: Ditto.
6685 * testsuite/icf_safe_test.sh: Ditto.
6687 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6688 Ian Lance Taylor <iant@google.com>
6690 * target-reloc.h (relocate_section): Check the symbol table index
6691 for -1U before setting the local symbol index.
6692 (scan_relocatable_relocs): If copying the relocation, record that
6693 the local symbol is required.
6694 * object.h (Symbol_value::is_output_symtab_index_set): New
6696 (Symbol_value::may_be_discarded_from_output_symtab): New
6698 (Symbol_value::has_output_symtab_entry): New function.
6699 (Symbol_value::needs_output_symtab_entry): Remove.
6700 (Symbol_value::output_symtab_index): Make sure the symbol index is
6702 (Symbol_value::set_output_symtab_index): Make sure the symbol
6703 index is not set. Make sure the new index is valid.
6704 (Symbol_value::set_must_have_output_symtab_entry): New function.
6705 (Symbol_value::has_output_dynsym_entry): New function.
6706 (Symbol_value::set_output_dynsym_index): Make sure the new index
6708 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6709 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6710 local symbol if permitted.
6711 (Sized_relobj::do_finalize_local_symbols): Call
6712 is_output_symtab_index_set rather than needs_output_symtab_entry.
6713 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6714 rather than needs_output_symtab_entry. Call
6715 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6716 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6717 is_output_symtab_index_set rather than needs_output_symtab_entry.
6718 * testsuite/discard_locals_relocatable_test.c: New file.
6719 * testsuite/discard_locals_test.sh: Test -r.
6720 * testsuite/Makefile.am (check_DATA): Add
6721 discard_locals_relocatable_test1.syms,
6722 discard_local_relocatable_test2.syms.
6723 (MOSTLYCLEANFILES): Likewise. Also add
6724 discard_locals_relocatable_test1.lout and
6725 discard_locals_relocatable_test2.out.
6726 (discard_locals_relocatable_test1.syms): New target.
6727 (discard_locals_relocatable_test.o): New target.
6728 (discard_locals_relocatable_test1.out): New target.
6729 (discard_locals_relocatable_test2.syms): New target.
6730 (discard_locals_relocatable_test2.out): New target.
6731 (various): Add missing ../ld-new dependencies.
6732 * testsuite/Makefile.in: Rebuild.
6734 2010-03-03 Nick Clifton <nickc@redhat.com>
6736 * po/fi.po: New Finnish translation.
6738 2010-03-01 Doug Kwan <dougkwan@google.com>
6740 * layout.cc (Layout::Layout): Force section types of .init_array*,
6741 .preinit_array* and .fini_array* sections.
6742 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6743 Fix check of return value of std::string::find.().
6744 (Output_section::Input_section_sort_compare::operator()): Remove
6745 comment about .init_array.
6746 (Output_section::Input_section_sort_init_fini_compare::operator()):
6748 (Output_section::sort_attached_input_sections): Handle .init_array
6749 and .fini_array specially.
6750 * output.h (Output_section::Inut_section_sort_compare): Update
6752 (Output_section::Input_section_sort_init_fini_compare): New struct.
6754 2010-02-26 Doug Kwan <dougkwan@google.com>
6756 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6757 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6758 * testsuite/debug_msg.sh: Avoid matching source line number for
6759 use of global variable undef_int.
6761 2010-02-26 Doug Kwan <dougkwan@google.com>
6763 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6764 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6765 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6766 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6767 * options.cc (General_options::General_options): Initialize member
6769 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6770 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6771 and rm_no_fix_v4bx.stdout
6772 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6773 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6774 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6775 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6776 and arm_no_fix_v4bx.
6777 * Makefile.in: Regenerate.
6778 * testsuite/arm_fix_v4bx.s: New file.
6779 * testsuite/arm_fix_v4bx.sh: Ditto.
6781 2010-02-24 Doug Kwan <dougkwan@google.com>
6783 * arm.cc (Target_arm::got_section): Make the .got section the first
6784 non RELRO section in the data segment.
6785 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6786 suffixes of section names.
6788 2010-02-24 Doug Kwan <dougkwan@google.com>
6790 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6791 flags and attributes merging if an input file is a binary file.
6792 * fileread.cc (Input_file::open): Record format of original file.
6793 * fileread.h (Input_file::Format): New enum type.
6794 (Input_file::Input_file): Initialize data member format_.
6795 (Input_file::format): New method definition.
6796 (Input_file::format_):: New data member.
6798 2010-02-24 Doug Kwan <dougkwan@google.com>
6800 * arm.cc (Arm_output_data_got): New class.
6801 (ARM_TCB_SIZE): New constant
6802 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6803 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6804 If user uses a script with a SECTIONS clause, issue only a warning
6805 for a misplaced EXIDX input section. Otherwise, issue an error.
6806 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6808 (Target_arm::got_mode_index_entry): Handle static linking.
6809 (Target_arm::Scan::local): Ditto.
6810 (Target_arm::Scan::global): Ditto.
6811 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6812 all incorrectly implemented relocations.
6813 (Target_arm::fix_exidx_coverage): Pass layout to
6814 Arm_output_section::fix_exidx_coverage.
6815 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6816 from ".ARM.exidx." and ".ARM.extab.".
6818 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6820 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6821 section if it does not already exist.
6822 * attributes.cc (Attributes_section_data::Attributes_section_data):
6823 Don't crash if size is zero.
6825 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6826 Ian Lance Taylor <iant@google.com>
6828 * gold.cc (queue_middle_tasks): If no input files were opened,
6830 * workqueue.h (Task_function::Task_function): Assert that there is
6833 2010-02-22 Doug Kwan <dougkwan@google.com>
6835 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6836 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6837 types to avoid warnings due to different uint64_t implementations
6840 2010-02-21 Doug Kwan <dougkwan@google.com>
6842 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6843 handling of the maximum backward branch offset.
6844 (Arm_relocate_functions::thumb_branch_common): Ditto.
6845 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6846 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6847 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6848 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6849 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6850 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6851 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6852 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6853 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6854 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6855 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6856 thumb2_bl_out_of_range.o): New rules.
6857 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6858 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6859 thumb2_bl_out_of_range
6860 * testsuite/Makefile.in: Regenerate.
6861 * testsuite/arm_bl_in_range.s: New file.
6862 * testsuite/arm_bl_out_of_range.s: Ditto.
6863 * testsuite/arm_branch_in_range.sh: Ditto.
6864 * testsuite/arm_branch_range.t: Ditto.
6865 * testsuite/thumb2_branch_range.t: Ditto.
6866 * testsuite/thumb_bl_in_range.s: Ditto.
6867 * testsuite/thumb_bl_out_of_range.s: Ditto.
6868 * testsuite/thumb_branch_range.t: Ditto.
6870 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6872 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6873 Add reloc offset information.
6874 * icf.cc (get_section_contents): Change iterators to point to the new
6875 vectors. Add reloc offset information to the contents.
6876 * icf.h (Icf::Sections_reachable_info): New typedef.
6877 (Icf::Sections_reachable_list): New typedef.
6878 (Icf::Offset_info): New typedef.
6879 (Icf::Reloc_info): New struct typedef.
6880 (Icf::Reloc_info_list): New typedef.
6881 (Icf::symbol_reloc_list): Delete method.
6882 (Icf::addend_reloc_list): Delete method.
6883 (Icf::section_reloc_list): Delete method.
6884 (Icf::reloc_info_list): New method.
6885 (Icf::reloc_info_list_): New member.
6887 2010-02-19 Doug Kwan <dougkwan@google.com>
6889 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6890 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6891 * arm.cc (Arm_relocation_functions): New forward declaration.
6892 (Target_arm::Target_arm): Initialize new data members
6893 got_mod_index_offset_ and tls_base_symbol_defined_.
6894 (Target_arm::Relocate::relocate_tls): New method.
6895 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6896 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6898 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6899 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6900 (Target_arm::got_mod_index_offset_,
6901 Target_arm::tls_base_symbol_defined_): New data members.
6902 (Target_arm::Scan::local, Target::Scan::global,
6903 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6906 2010-02-18 Doug Kwan <dougkwan@google.com>
6908 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6909 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6910 text section as a parameter becuase some broken tools may not set
6911 the link in section header.
6912 (Target_arm::has_got_section): New method.
6913 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6914 without any mapping symbol as data only. Remove warning.
6915 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6916 link in its section header, try to discover the link by inspecting the
6917 REL31 relocation at the beginning of the section.
6918 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6920 (Target_arm::Scan::global): Treat any reference to the symbol
6921 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6923 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6925 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6926 (Scan::global_reloc_may_be_function_pointer): New function.
6927 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6928 (Scan::global_reloc_may_be_function_pointer): New function.
6929 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6930 (Scan::global_reloc_may_be_function_pointer): New function.
6931 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6932 (Scan::global_reloc_may_be_function_pointer): New function.
6933 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6934 (Scan::global_reloc_may_be_function_pointer): New function.
6935 (Scan::possible_function_pointer_reloc): New function.
6936 (Target_x86_64::can_check_for_function_pointers): New function.
6937 * gc.h (gc_process_relocs): Scan relocation types to determine if
6938 function pointers were taken for targets that support it.
6939 * icf.cc (Icf::find_identical_sections): Include functions for
6940 folding in safe ICF whose pointer is not taken.
6941 * icf.h (Secn_fptr_taken_set): New typedef.
6942 (fptr_section_id_): New member.
6943 (section_has_function_pointers): New function.
6944 (set_section_has_function_pointers): New function.
6945 (check_section_for_function_pointers): New function.
6946 * options.h: Fix comment for safe ICF option.
6947 * target.h (can_check_for_function_pointers): New function.
6948 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6949 Modify icf_safe_test for X86-64.
6950 * testsuite/Makefile.in: Regenerate.
6951 * testsuite/icf_safe_so_test.cc: New file.
6952 * testsuite/icf_safe_so_test.sh: New file.
6953 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6954 (main): Change to take pointer to function kept_func_3.
6955 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6956 folding is done correctly for X86-64.
6958 2010-02-12 David S. Miller <davem@davemloft.net>
6960 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6961 is_symbolless parameter.
6962 (Output_reloc<SHT_REL>::is_symbolless): New.
6963 (Output_reloc<SHT_REL>::is_symbolless_): New.
6964 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6965 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6966 (Output_reloc<SHT_RELA>::is_symbolless): New.
6967 (Output_data_reloc::add_global): Handle is_symbolless.
6968 (Output_data_reloc::add_global_relative): Likewise.
6969 (Output_data_reloc::add_local): Likewise.
6970 (Output_data_reloc::add_local_relative): Likewise.
6971 (Output_data_reloc::add_symbolless_global_addend): New.
6972 (Output_data_reloc::add_symbolless_local_addend): New.
6973 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6975 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6976 instead of ->is_relative_
6977 (Output_reloc::write): Likewise.
6978 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6979 (Output_reloc::write_rel): Simplify.
6981 * sparc.cc (Target_sparc::Scan::local): Use
6982 ->add_symbolless_local_addend as needed.
6983 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6984 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6985 based upon relocation offset.
6987 2010-02-11 Doug Kwan <dougkwan@google.com>
6989 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6990 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6991 beginning of function.
6992 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6993 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6994 parameter is_32bit in calls to should_apply_static_reloc.
6995 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6996 (check_DATA): Add arm_abs_global.stdout.
6997 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6998 arm_abs_global.stdout): New rules.
6999 (MOSTLLYCLEANFILES): Add arm_abs_global
7000 * Makefile.in: Regenerate.
7001 * testsuite/arm_abs_global.s: New file.
7002 * testsuite/arm_abs_global.sh: Ditto.
7003 * testsuite/arm_abs_lib.s: Ditto.
7005 2010-02-11 Ian Lance Taylor <iant@google.com>
7007 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
7009 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
7010 Allocate_commons_task first.
7011 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
7012 task, rather than symtab_lock_.
7013 (Gc_process_relocs::~Gc_process_relocs): New function.
7014 (Gc_process_relocs::is_runnable): Check this_blocker_.
7015 (Gc_process_relocs::locks): Use next_blocker_ rather than
7017 (Scan_relocs::~Scan_relocs): New function.
7018 (Scan_relocs::is_runnable): Check this_blocker_ rather than
7020 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
7022 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
7023 fields. Add this_blocker_ and next_blocker_ fields. Adjust
7024 constructor accordingly.
7025 (class Gc_process_relocs): Likewise.
7026 (class Scan_relocs): Likewise.
7027 * common.h (class Allocate_commons_task): Remove symtab_lock_
7028 field, and corresponding constructor parameter.
7029 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
7031 (Allocate_commons_task::locks): Likewise.
7033 2010-02-11 Ian Lance Taylor <iant@google.com>
7035 * gold-threads.h (class Once): Define.
7036 (class Initialize_lock): Rewrite as child of Once.
7037 * gold-threads.cc (class Once_initialize): Define.
7038 (once_pointer_control): New static variable.
7039 (once_pointer, once_arg): New static variables.
7040 (c_run_once): New static function.
7041 (Once::Once, Once::run_once, Once::internal_run): New functions.
7042 (class Initialize_lock_once): Remove.
7043 (initialize_lock_control): Remove.
7044 (initialize_lock_pointer): Remove.
7045 (initialize_lock_once): Remove.
7046 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7047 (Initialize_lock::initialize): Rewrite.
7048 (Initialize_lock::do_run_once): New function.
7049 * archive.cc (Archive::interpret_header): Only clear name if it is
7051 * fileread.cc: Include "gold-threads.h"
7052 (file_counts_lock): New static variable.
7053 (file_counts_initialize_lock): Likewise.
7054 (File_read::release): Only increment counts when using --stats.
7055 Use a lock around the increment.
7056 * parameters.cc (class Set_parameters_target_once): Define.
7057 (set_parameters_target_once): New static variable.
7058 (Parameters::Parameters): Move here from parameters.h.
7059 (Parameters::set_target): Rewrite.
7060 (Parameters::set_target_once): New function.
7061 (Parameters::clear_target): Move here and rewrite.
7062 * parameters.h (class Parameters): Update declarations. Add
7063 set_parameters_target_once_ field.
7064 (Parameters::Parameters): Move to parameters.cc.
7065 (Parameters::clear_target): Likewise.
7066 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7068 (Start_group::~Start_group): New function.
7069 (Start_group::is_runnable): New function.
7070 (Start_group::locks, Start_group::run): New functions.
7071 (Finish_group::run): Change saw_undefined to size_t.
7072 * readsyms.h (class Start_group): Define.
7073 (class Finish_group): Change saw_undefined_ field to size_t.
7074 (Finish_group::Finish_group): Remove saw_undefined and
7075 this_blocker parameters. Change all callers.
7076 (Finish_group::set_saw_undefined): New function.
7077 (Finish_group::set_blocker): New function.
7078 * symtab.h (class Symbol_table): Change saw_undefined to return
7079 size_t. Change saw_undefined_ field to size_t.
7080 * target-select.cc (Set_target_once::do_run_once): New function.
7081 (Target_selector::Target_selector): Initialize set_target_once_
7082 field. Don't initialize lock_ and initialize_lock_ fields.
7083 (Target_selector::instantiate_target): Rewrite.
7084 (Target_selector::set_target): New function.
7085 * target-select.h (class Set_target_once): Define.
7086 (class Target_selector): Update declarations. Make
7087 Set_target_once a friend. Remove lock_ and initialize_lock_
7088 fields. Add set_target_once_ field.
7090 2010-02-10 Ian Lance Taylor <iant@google.com>
7092 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7094 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7095 (queue_middle_tasks): Add all blockers before queueing any tasks.
7096 (queue_final_tasks): Likewise.
7097 * token.h (Task_token::add_blockers): New function.
7098 * object.h (Input_objects::number_of_relobjs): New function.
7100 2010-02-10 Ian Lance Taylor <iant@google.com>
7102 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7103 shared, not if not position independent.
7104 * x86_64.cc (Relocate::relocate_tls): Likewise.
7105 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7106 (tls_pie_pic_test): New target.
7107 * testsuite/Makefile.in: Rebuild.
7109 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7110 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7111 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7112 * testsuite/Makefile.in: Rebuild.
7114 2010-02-09 David S. Miller <davem@davemloft.net>
7116 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7117 R_SPARC_RELATIVE using ->add_local_relative().
7118 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7120 * output.h (Output_data_dynamic::add_section_size): New method
7121 that takes two Output_data objects.
7122 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7123 entry param. Handle it in initializers.
7124 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7125 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7126 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7128 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7129 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7130 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7131 for dynrel_includes_plt.
7132 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7133 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7134 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7136 (Target_sparc::do_finalize_sections): Update to pass true for
7137 dynrel_includes_plt.
7138 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7139 output before .rela.plt
7140 (Target_powerpc::do_finalize_sections): Update to pass true for
7141 dynrel_includes_plt when 32-bit.
7143 2010-02-08 Doug Kwan <dougkwan@google.com>
7145 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7147 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7148 Arm_relobj::scan_section_for_cortex_a8_stubs,
7149 Arm_relobj::do_relocation_section): Instead of calling
7150 Output_section::output_address, use faster
7151 Arm_relobj::simple_input_section_output_address.
7153 2010-02-08 David S. Miller <davem@davemloft.net>
7155 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7156 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7157 relocation helper function.
7159 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7160 just like R_SPARC_GOT{10,13,22}.
7161 (Target_sparc::Scan::local): Likewise.
7162 (Target_sparc::Relocate:relocate): Likewise.
7164 2010-02-06 Ian Lance Taylor <iant@google.com>
7166 * configure.ac: Rewrite targetobjs duplicate removal code to use
7167 only shell constructs.
7168 * configure: Rebuild.
7170 2010-02-05 Doug Kwan <dougkwan@google.com>
7173 * arm.cc (Arm_relobj::section_is_scannable): New method.
7174 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7175 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7177 2010-02-04 Doug Kwan <dougkwan@google.com>
7180 * arm-reloc-property.cc (cstdio): Include.
7181 * configure.ac (targetobjs): Remove duplicates.
7182 * configure: Regenerate.
7183 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7184 big and little endian version for a given address size.
7186 2010-02-03 Doug Kwan <dougkwan@google.com>
7188 * arm-reloc-property.cc
7189 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7191 * arm-reloc-property.h
7192 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7193 New method definition.
7194 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7196 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7198 (GOT_PREL): Change implemented to Y.
7199 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7200 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7201 (Arm_relocate_functions::movw_abs_nc): Remove method.
7202 (Arm_relocate_functions::movt_abs): Ditto.
7203 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7204 (Arm_relocate_functions::thm_movt_abs): Ditto.
7205 (Arm_relocate_functions::movw_rel_nc): Ditto.
7206 (Arm_relocate_functions::movw_rel): Ditto.
7207 (Arm_relocate_functions::movt_rel): Ditto.
7208 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7209 (Arm_relocate_functions:thm_movw_rel): Ditto.
7210 (Arm_relocate_functions:thm_movt_rel): Ditto.
7211 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7212 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7213 New method definitions.
7214 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7215 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7216 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7217 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7218 (Target_arm::Relocate::relocate): Check for non-static or
7219 unimplemented relocation code and exit early. Change calls to
7220 Target_arm::reloc_uses_thumb_bit and
7221 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7222 instead. Refactor code to handle similar relocations to increase
7223 code sharing. Remove check for unsupported relocation code in switch
7225 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7226 relocation property table to find out size. Change error message to
7227 print out the name of a relocation code instead of the numeric value.
7228 (Target_arm::scan_reloc_for_stub): Use relocation property table
7229 instead of calling Target_arm::reloc_uses_thumb_bit().
7231 2010-02-02 Doug Kwan <dougkwan@google.com>
7233 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7234 types of relaxed input section.
7236 2010-02-02 Doug Kwan <dougkwan@google.com>
7238 * Makefile.am (HFILES): Add arm-reloc-property.h.
7240 (TARGETSOURCES): Add arm-reloc-property.cc
7241 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7242 (libgold_a_SOURCES): $(DEFFILES)
7243 * Makefile.in: Regenerate.
7244 * arm-reloc-property.cc: New file.
7245 * arm-reloc-property.h: New file.
7246 * arm-reloc.def: New file.
7247 * arm.cc: Update comments.
7248 (arm-reloc-property.h): New included header.
7249 (arm_reloc_property_table): New global variable.
7250 (Target_arm::do_select_as_default_target): New method definition.
7251 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7252 arm-reloc-property to targ_extra_obj.
7253 * parameters.cc (set_parameters_target): Call
7254 Target::select_as_default_target().
7255 * target.h (Target::select_as_default_target): New method definition.
7256 (Target::do_select_as_default_target): Same.
7258 2010-02-01 Doug Kwan <dougkwan@google.com>
7260 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7261 first_output_text_section_.
7262 (Arm_exidx_fixup::first_output_text_section): New method definition.
7263 (Arm_exidx_fixup::first_output_text_section_): New data member.
7264 (Arm_exidx_fixup::process_exidx_section): Record the first text
7265 output section seen.
7266 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7267 and entsize in output section header.
7269 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7271 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7272 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7273 (Arm_relocate_functions::thm_alu11): New Method.
7274 (Arm_relocate_functions::thm_pc8): New Method.
7275 (Arm_relocate_functions::thm_pc12): New Method.
7276 (Target_arm::Scan::local): Handle the relocations.
7277 (Target_arm::Scan::global): Likewise.
7278 (Target_arm::Relocate::relocate): Likewise.
7279 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7281 2010-01-29 Doug Kwan <dougkwan@google.com>
7283 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7284 of relocation types as ld.
7286 2010-01-29 Doug Kwan <dougkwan@google.com>
7288 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7290 (Arm_relocate_functions::thumb_branch_common): Ditto.
7291 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7292 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7293 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7294 Arm_relocate_functions::jump24): Remove.
7295 (Target_arm::Relocate::relocate): Adjust code to call
7296 Arm_relocation_functions::arm_branch_common and
7297 Arm_relocation_functions::thumb_branch_common instead of their removed
7298 wrappers. Merge switch-cases together to reduce source code size.
7300 2010-01-29 Doug Kwan <dougkwan@google.com>
7302 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7303 output_local_symbol_count_needs_update_.
7304 (Arm_relobj::output_local_symbol_count_needs_update,
7305 Arm_relobj::set_output_local_symbol_count_needs_update,
7306 Arm_relobj::update_output_local_symbol_count): New methods.
7307 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7309 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7310 of pointed function as in a R_ARM_PREL31 relocation.
7311 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7312 for output local symbol count updating.
7313 (Target_arm::do_relax): Update output local symbol counts in objects
7315 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7317 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7319 * arm.cc: Added support for the ARM relocations:
7320 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7321 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7322 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7324 (Arm_relocate_functions::movw_rel): New method.
7325 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7326 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7328 (Arm_relocate_functions::thm_movw_rel): New method.
7329 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7331 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7333 (Target_arm::Scan::global): Likewise.
7334 (Target_arm::Relocate::relocate): Likewise.
7335 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7338 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7340 * arm.cc: Added support for ARM group relocations.
7341 (Target_arm::reloc_needs_sym_origin): New method.
7342 (Arm_relocate_functions::calc_grp_kn): New method.
7343 (Arm_relocate_functions::calc_grp_residual): New method.
7344 (Arm_relocate_functions::calc_grp_gn): New method.
7345 (Arm_relocate_functions::arm_grp_alu): New Method.
7346 (Arm_relocate_functions::arm_grp_ldr): New Method.
7347 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7348 (Arm_relocate_functions::arm_grp_ldc): New Method.
7349 (Target_arm::Scan::local): Handle the ARM group relocations.
7350 (Target_arm::Scan::global): Likewise.
7351 (Target_arm::Relocate::relocate): Likewise.
7352 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7355 2010-01-26 Doug Kwan <dougkwan@google.com>
7357 * arm.cc (set): Include.
7358 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7360 (Arm_output_section::Text_section_list): New type.
7361 (Arm_output_section::append_text_sections_to_list): New method.
7362 (Arm_output_section::fix_exidx_coverage): Ditto.
7363 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7364 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7365 Relobj::set_section_offset() instead of
7366 Sized_relobj::invalidate_section_offset().
7367 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7368 parameter for section headers. Ignore relocation sections for
7369 unallocated sections and EXIDX sections.
7370 (Target_arm::fix_exidx_coverage): New method.
7371 (Target_arm::output_section_address_less_than): New type.
7372 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7373 linked text section instead of the EXIDX section.
7374 (Arm_output_section::create_stub_group): Add an assertion to check
7375 that this is not an EXIDX output section.
7376 (Arm_output_section::append_text_sections_to_list): New method.
7377 (Arm_output_section::fix_exidx_coverage): Ditto.
7378 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7379 Arm_relobj::section_needs_reloc_stub_scanning.
7380 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7382 (Target_arm::fix_exidx_coverage): New method.
7383 * object.h (Relobj::set_output_section): New method.
7384 (Sized_relobj::invalidate_section_offset): Remove method.
7385 (Sized_relobj::do_invalidate_section_offset): Remove method.
7386 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7388 2010-01-25 Doug Kwan <dougkwan@google.com>
7390 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7391 Fix warning due to signed and unsigned comparison on a 32-bit host.
7393 2010-01-22 Doug Kwan <dougkwan@google.com>
7395 * arm.cc (Target_arm::do_relax): Record an output section for section
7396 offset adjustment it contains any stub table that has changed.
7397 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7398 offsets in an output section if necessary.
7399 * output.cc (Output_section::Output_section): Initialize
7400 section_offsets_need_adjustments_.
7401 (Output_section::add_input_section_for_script): Renamed to
7402 Output_section::add_simple_input_section.
7403 (Output_section::save_states): Add a comment.
7404 (Output_section::discard_states): New method defintion.
7405 (Output_section::adjust_section_offsets): Same.
7406 * output.h (Output_section::add_input_section_for_script): Renamed to
7407 Output_section::add_simple_input_section.
7408 (Output_section::discard_states): New method declaration.
7409 (Output_section::adjust_section_offsets): Same.
7410 (Output_section::section_offsets_need_adjustment,
7411 Output_section::set_section_offsets_need_adjustment): New method
7413 (Output_section::section_offsets_need_adjustment_): New data member.
7414 * script-sections.cc
7415 (Output_section_element_input::set_section_address): Adjust code for
7416 renaming of Output_section::add_input_section_for_script.
7417 (Orphan_output_section::set_section_address): Same.
7419 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7421 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7422 Fix_v4bx enum values .
7423 * gold/options.h (General_options): New option definitions.
7424 (General_options::fix_v4bx): New method.
7425 (General_options::Fix_v4bx): New enum.
7426 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7427 (General_options::parse_fix_v4bx_interworking): New method.
7429 2010-01-22 Doug Kwan <dougkwan@google.com>
7431 * arm.cc (Arm_exidx_fixup): New class.
7433 2010-01-21 Doug Kwan <dougkwan@google.com>
7435 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7437 (Arm_exidx_section_offset_map): New type.
7439 2010-01-21 Doug Kwan <dougkwan@google.com>
7441 * arm.cc (Arm_exidx_input_section): New class.
7442 (Arm_relobj::exidx_input_section_by_link,
7443 Arm_relobj::exidx_input_section_by_shndx,
7444 Arm_relobj::make_exidx_input_section): New methods.
7445 (read_arm_attributes_section): Remove.
7446 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7447 information about them.
7448 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7451 2010-01-20 Doug Kwan <dougkwan@google.com>
7453 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7454 Input_section_specifier to Section_id.
7455 (Target_arm::new_arm_input_section: Adjust code for change of key
7457 (Target_arm::find_arm_input_section): Ditto.
7458 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7459 (Section_id): Remove.
7460 (Garbage_collection::Section_id_hash): Remove.
7461 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7462 (Section_id): Remove.
7463 (Icf::Section_id_hash): Remove.
7464 * object.h (Section_id, Const_section_id, Section_id_hash,
7465 Const_section_id_hash): New type definitions.
7466 * output.cc (Output_section::add_relaxed_input_section): Change to
7467 use Const_section_id instead of Input_section_specifier as key type.
7468 (Output_section::add_merge_input_section): Ditto.
7469 (Output_section::build_relaxation_map): Change to use Section_id
7470 instead of Input_section_specifier as key type.
7471 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7473 (Output_section::convert_input_sections_to_relaxed_sections): Change
7474 to use Const_section_id instead of Input_section_specifier as key type.
7475 (Output_section::find_merge_section): Ditto.
7476 (Output_section::find_relaxed_input_section): Ditto.
7477 * output.h (Input_section_specifier): Remove class.
7478 (Output_section::Output_section_data_by_input_section_map): Change
7479 key type to Const_section_id.
7480 (Output_section::Output_relaxed_input_section_by_input_section_map):
7482 (Output_section::Relaxation_map): Change key type to Section_id.
7484 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7486 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7487 (class Arm_v4bx_stub): New class.
7488 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7489 (Stub_factory::make_arm_v4bx_stub): New method.
7490 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7491 (Stub_table::empty): Handle v4bx stubs.
7492 (Stub_table::add_arm_v4bx_stub): New method.
7493 (Stub_table::find_arm_v4bx_stub): New method.
7494 (Arm_relocate_functions::v4bx): New method.
7495 (Target_arm::fix_v4bx): New method.
7496 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7497 (Stub_table::relocate_stubs): Likewise.
7498 (Stub_table::do_write): Likewise.
7499 (Stub_table::update_data_size_and_addralign): Likewise.
7500 (Stub_table::finalize_stubs): Likewise.
7501 (Target_arm::Scan::local): Likewise.
7502 (Target_arm::Scan::global): Likewise.
7503 (Target_arm::do_finalize_sections): Likewise.
7504 (Target_arm::Relocate::relocate): Likewise.
7505 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7507 (Target_arm::scan_reloc_for_stub): Likewise.
7508 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7510 2010-01-19 Ian Lance Taylor <iant@google.com>
7512 * output.cc (Output_section_headers::do_sized_write): Write large
7513 segment count to sh_info field.
7514 (Output_file_header::do_sized_write): For large segment count,
7515 write PN_XNUM to e_phnum field.
7517 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7519 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7520 (Arm_relocate_functions::thm_jump8): New function.
7521 (Arm_relocate_functions::thm_jump11): New function.
7522 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7524 (Target_arm::Scan::global): Likewise.
7525 (Target_arm::Relocate::relocate): Likewise.
7526 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7529 2010-01-14 Doug Kwan <dougkwan@google.com>
7531 * arm.cc (map, utility): Include headers.
7532 (Target_arm::apply_cortex_a8_workaround): New method.
7533 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7534 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7535 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7536 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7537 the --[no-]fix-cortex-a8 command line options.
7538 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7539 (Target_arm::relocate_stub): Use addend in instruction template.
7540 * options.h (DEFINE_bool): Set the user-set flag.
7541 (General_options): Add --[no-]-fix-cortex options.
7542 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7543 : Update fast look-up map after conversion.
7545 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7547 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7548 in the first pass of do_layout.
7550 2010-01-13 Doug Kwan <dougkwan@google.com>
7552 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7553 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7554 apparent compiler problem of not folding static constant integral
7555 data members of elfcpp::Elf_sizes<32>.
7557 2010-01-13 Doug Kwan <dougkwan@google.com>
7559 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7560 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7561 Arm_relobj::scan_section_for_cortex_a8_erratum,
7562 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7563 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7564 sections to scan for relocation stubs into a new method
7565 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7566 relocation and Cortex-A8 stub scanning.
7567 (Target_arm::do_relax): Force stubs to be after stubbed sections
7568 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7569 the beginning of a new relaxation pass. Update a comment.
7570 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7572 2010-01-12 Ian Lance Taylor <iant@google.com>
7574 * target-reloc.h (visibility_error): New inline function.
7575 (relocate_section): Call visibility_error.
7576 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7577 (MOSTLYCLEANFILES): Likewise.
7578 (protected_4_pic.o, protected_3.err): New targets.
7579 * testsuite/protected_4.cc: New file.
7581 2010-01-12 Doug Kwan <dougkwan@google.com>
7583 * arm.cc (Cortex_a8_reloc): New class.
7584 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7585 and cortex_a8_relocs_info_.
7586 (Target_arm::fix_cortex_a8): New method definition.
7587 (Target_arm::Cortex_a8_relocs_info): New type.
7588 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7589 New data member declarations.
7590 (Target_arm::scan_reloc_for_stub): Record information about
7591 relocations for THUMB branches that might be exempted from the
7592 Cortex-A8 workaround.
7593 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7594 at the beginning of a relaxation pass.
7596 2010-01-12 Doug Kwan <dougkwan@google.com>
7598 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7599 (Arm_relobj::Mapping_symbol_position,
7600 Arm_reloj::Mapping_symbol_position_less,
7601 Arm_relobj::Mapping_symbols_info): New types.
7602 (Target_arm::is_mapping_symbol_name): New method definition.
7603 (Arm_relobj::do_count_local_symbols): Save information about mapping
7606 2010-01-11 Doug Kwan <dougkwan@google.com>
7608 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7609 Arm_relocate_functions::thumb32_branch_upper,
7610 Arm_relocate_functions::thumb32_branch_lower,
7611 Arm_relocate_functions::thumb32_cond_branch_offset,
7612 Arm_relocate_functions::thumb32_cond_branch_upper,
7613 Arm_relocate_functions::thumb32_cond_branch_lower,
7614 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7615 branch offset encoding.
7616 (Arm_relocate_functions::thumb_branch_common): Use new branch
7617 offset encoding methods to avoid code duplication.
7618 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7619 (Stub_addend_reader::operator()): Use new branch encoding method
7620 to avoid code duplication.
7622 2010-01-11 Doug Kwan <dougkwan@google.com>
7624 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7625 (Target_arm::do_finalize_sections): Define special EXIDX section
7626 symbols only if referenced.
7627 * gc.h (Garbage_collection::add_reference): New method.
7628 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7631 2010-01-11 Ian Lance Taylor <iant@google.com>
7633 * script.cc (Version_script_info::build_expression_list_lookup):
7634 Change complaing about duplicate wildcard match from error to
7637 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7639 (Version_script_info::Version_script_info): Initialize globs_,
7640 default_version_, default_is_global_, and exact_. Don't
7641 initialize globals_ or locals_.
7642 (Version_script_info::build_lookup_tables): Build local symbols
7644 (Version_script_info::unquote): New function.
7645 (Version_script_info::add_exact_match): New function.
7646 (Version_script_info::build_expression_list_lookup): Remove lookup
7647 parameter. Add is_global parameter. Change all callers. Handle
7648 wildcard pattern specially. Unquote pattern. Call
7650 (Version_script_info::get_name_to_match): New function.
7651 (Version_script_info::get_symbol_version): New function.
7652 (Version_script_info::get_symbol_version_helper): Remove.
7653 (Version_script_info::check_unmatched_names): Call unquote.
7654 * script.h (class Version_script_info): Change get_symbol_version
7655 to be non-inline and add is_global parameter; change all callers.
7656 Rewrite symbol_is_local. Update declarations. Define struct
7657 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7658 Remove globals_ and locals_ members. Add exact_, globs_,
7659 default_version_, is_global_.
7660 (Version_script_info::Glob): Remove pattern, add expression and
7661 is_global. Update constructor. Change all callers.
7662 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7664 (Versions::symbol_section_contents): If a symbol is undefined, or
7665 defined in a dynamic object, set the version index to
7667 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7669 (Symbol_table::add_from_pluginobj): Likewise.
7670 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7672 2010-01-11 Doug Kwan <dougkwan@google.com>
7674 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7675 (incremental_dump_LDADD): Add linking option for libintl.
7676 * Makefile.in: Regenerate.
7678 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7681 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7683 * testsuite/Makefile.in: Regenerated.
7685 2010-01-10 Doug Kwan <dougkwan@google.com>
7687 * options.h (DEFINE_var): Use parentheses around argument varname__
7688 in macro body to avoid any unintended subsequent substitutions.
7690 2010-01-10 Ian Lance Taylor <iant@google.com>
7692 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7693 candidates before doing symbol resolution.
7695 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7696 ODR candidates if only one is weak.
7698 2010-01-08 Ian Lance Taylor <iant@google.com>
7700 * script.cc (Version_script_info::build_expression_list_lookup):
7701 Don't warn about ambiguous version, just record the ambiguity.
7702 (Version_script_info::get_symbol_version_helper): Give error if
7703 version is ambiguous.
7705 2010-01-08 Doug Kwan <dougkwan@google.com>
7707 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7708 prev_data_size_ and prev_addralign_. Remove initializer for
7709 deleted data member has_been_changed_.
7710 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7711 to determine if the table is empty.
7712 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7714 (Stub_table::add_reloc_stub): Define method in class definition
7715 instead of just declaring it there.
7716 (Stub_table::add_cortex_a8_stub): New method definition.
7717 (Stub_table::update_data_size_and_addralign): Ditto.
7718 (Stub_table::finalize_stubs): Ditto.
7719 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7720 (Stub_table::do_addralign_): Return address alignment in the
7721 (Stub_table::do_reset_address_and_file_offset): Define method in
7722 class definition instead of declaring it there. Set current data
7723 size to be the data size of the previous pass.
7724 (Stub_table::set_final_data_size): Use current data size as the
7726 (Stub_table::relocate_stub): Change parameter type of stub from
7727 Reloc_stub pointer to Stub pointer.
7728 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7729 (Stub_table::Cortex_a8_stub_list): New typedef.
7730 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7731 Stub_table::prev_addralign_): New data member.
7732 (Arm_relobj::Arm_relobj): Initialize data member
7733 section_has_cortex_a8_workaround_.
7734 (Arm_relobj::section_has_cortex_a8_workaround,
7735 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7737 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7739 (Target_arm::relocate_stub): Change parameter type of stub from
7740 Reloc_stub pointer to Stub pointer.
7741 (Insn_template::size, Insn_template::alignment): Handle
7742 THUMB16_SPECIAL_TYPE.
7743 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7744 Stub_table::update_data_size_and_addralign,
7745 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7747 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7748 (Stub_table::do_write): Ditto.
7749 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7751 2010-01-08 Ian Lance Taylor <iant@google.com>
7754 * symtab.h (class Symbol): Remove fields is_target_special_ and
7755 has_plt_offset_. Add field is_defined_in_discarded_section_.
7756 (Symbol::is_defined_in_discarded_section): New function.
7757 (Symbol::set_is_defined_in_discarded_section): New function.
7758 (Symbol::has_plt_offset): Rewrite.
7759 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7760 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7761 Don't initialize is_target_special_ or has_plt_offset_.
7762 Initialize is_defined_in_discarded_section_.
7763 (Symbol_table::add_from_relobj): If appropriate, set
7764 is_defined_in_discarded_section.
7765 * resolve.cc (Symbol::override_base_with_special): Don't test
7766 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7767 * target-reloc.h (relocate_section): Do special handling for
7768 symbols defined in discarded sections for global symbols as well
7771 2010-01-08 Ian Lance Taylor <iant@google.com>
7773 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7774 the SHT_SYMTAB case.
7776 2010-01-08 Ian Lance Taylor <iant@google.com>
7778 * object.cc (Sized_relobj::do_layout): Don't get confused if
7779 layout_eh_frame returns NULL.
7781 2010-01-08 Ian Lance Taylor <iant@google.com>
7784 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7785 dynamic symbol table, use the normal symbol table.
7786 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7789 2010-01-08 Ian Lance Taylor <iant@google.com>
7792 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7795 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7797 * version.cc (print_version): Change to "Copyright 2010".
7799 2010-01-08 Ian Lance Taylor <iant@google.com>
7803 * i386.cc (class Target_i386): Change return type of plt_section
7805 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7806 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7807 tls_desc_rel_ field.
7808 (Output_data_plt_i386::rel_tls_desc): New function.
7809 (Target_i386::rel_tls_desc_section): New function.
7810 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7811 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7812 R_386_TLS_DESC reloc in rel_tls_desc_section.
7813 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7814 Define struct Tlsdesc_info.
7815 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7816 (Target_x86_64::do_reloc_symbol_index): New function.
7817 (Target_x86_64::add_tlsdesc_info): New function.
7818 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7819 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7821 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7823 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7824 (Target_x86_64::rela_tlsdesc_section): New function.
7825 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7827 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7828 (Target_x86_64::do_reloc_addend): New function.
7829 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7830 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7831 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7832 (Output_reloc::type): New function.
7833 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7834 (Output_reloc::is_target_specific): New function.
7835 (Output_reloc::target_arg): New function.
7836 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7837 absolute relocs and target specific relocs.
7838 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7839 add_target_specific.
7840 (class Output_data_reloc) [SHT_RELA]: Likewise.
7841 * output.cc (Output_reloc::Output_reloc): Add four new versions
7842 for absolute relocs and target specific relocs.
7843 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7844 (Output_reloc::get_symbol_index): Likewise.
7845 (Output_reloc::local_section_offset): Check that local_sym_index_
7846 is not TARGET_CODE or 0.
7847 (Output_reloc::symbol_value): Likewise.
7848 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7850 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7851 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7853 * layout.cc (add_target_dynamic_tags): Use output section for
7854 DT_PLTRELSZ and DT_JMPREL.
7856 2010-01-07 Ian Lance Taylor <iant@google.com>
7859 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7861 (class Output_data_reloc_generic): Define.
7862 (class Output_data_reloc_base): Change base class to
7863 Output_data_reloc_generic. Change add() method to call
7864 bump_relative_reloc_count for a relative reloc. Remove
7866 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7868 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7869 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7871 * layout.h (class Layout): Update declaration.
7873 2010-01-07 Ian Lance Taylor <iant@google.com>
7875 * output.h (class Output_data): Add const version of
7876 output_section and do_output_section.
7877 (class Output_section_data): Add const version of
7879 (class Output_section): Likewise.
7880 * layout.cc (Layout::add_target_dynamic_tags): New function.
7881 * layout.h (class Layout): Update declarations.
7882 * arm.cc (Target_arm::do_finalize_sections): Use
7883 add_target_dynamic_tags.
7884 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7885 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7886 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7887 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7889 2010-01-07 Ian Lance Taylor <iant@google.com>
7892 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7895 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7896 Ian Lance Taylor <iant@google.com>
7899 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7900 Xindex::read_symtab_xindex.
7902 2010-01-07 Doug Kwan <dougkwan@google.com>
7904 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7905 (Insn_template::thumb16_bcond_insn): New method declaration.
7906 (Insn_template): Fix spelling.
7907 (Stub::thumb16_special): New method declaration.
7908 (Stub::do_write): Define virtual method which was previously pure
7910 (Stub::do_thumb16_special): New method declaration.
7911 (Stub::do_fixed_endian_write): New template member.
7912 (Reloc_stub::do_write): Remove.
7913 (Reloc_stub::do_fixed_endian_write): Remove.
7914 (Cortex_a8_stub): New class definition.
7915 (Stub_factory::make_cortex_a8_stub): New method definition.
7916 (Stub_factory::Stub_factory): Add missing static storage class
7917 qualifier for elf32_arm_stub_a8_veneer_blx.
7919 2010-01-07 Ian Lance Taylor <iant@google.com>
7922 * options.h (class General_options): Add --warn-unresolved-symbols
7923 and --error-unresolved-symbols.
7924 * errors.cc (Errors::undefined_symbol): Implement
7925 --warn-unresolved-symbols.
7927 * options.h (class General_options): Add -z text and -z textoff.
7928 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7930 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7932 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7933 (Garbage_collection::cident_sections): New function.
7934 (Garbage_collection::add_cident_section): New function.
7935 (Garbage_collection::cident_sections_): New member.
7936 (gc_process_relocs): Add references to sections whose names are C
7938 * gold.h (cident_section_start_prefix): New constant.
7939 (cident_section_stop_prefix): New constant.
7940 (is_cident): New function.
7941 * layout.cc (Layout::define_section_symbols): Replace string constants
7942 with the newly defined constants.
7943 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7945 * testsuite/Makefile.am: Add gc_orphan_section_test.
7946 * testsuite/Makefile.in: Regenerate.
7947 * testsuite/gc_orphan_section_test.cc: New file.
7948 * testsuite/gc_orphan_section_test.sh: New file.
7950 2010-01-06 Ian Lance Taylor <iant@google.com>
7953 * options.h (class General_options): Add --warn-shared-textrel.
7954 * layout.cc (Layout::finish_dynamic_section): Implement
7955 --warn-shared-textrel.
7958 * options.h (class General_options): Add --warn-multiple-gp.
7960 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7962 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7963 $(THREADSLIB) and $(LIBDL).
7964 * Makefile.in: Rebuild.
7966 2010-01-06 Ian Lance Taylor <iant@google.com>
7969 * options.cc (General_options::parse_section_start): New function.
7970 (General_options::section_start): New function.
7971 (General_options::General_options): Initialize all members.
7972 * options.h: Include <map>
7973 (class General_options): Add --section-start. Add section_starts_
7975 * layout.cc (Layout::attach_allocated_section_to_segment): If
7976 --section-start was used, set the address of the segment. Remove
7977 local sort_sections.
7978 (Layout::relaxation_loop_body): If the address of the load segment
7979 has been set by --section-start, don't use it.
7980 * output.h (Output_segment::update_flags_for_output_section): New
7982 * output.cc (Output_segment::add_output_section): Call
7983 update_flags_for_output_section.
7985 2010-01-05 Ian Lance Taylor <iant@google.com>
7988 * options.h (class General_options): Add --undefined-version.
7989 * script.cc (struct Version_expression): Add was_matched_by_symbol
7991 (Version_script_info::matched_symbol): New function.
7992 (Version_script_info::get_symbol_version_helper): Call
7994 (Version_script_info::check_unmatched_names): New function.
7995 * script.h (class Version_script_info): Update declarations.
7996 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7998 * options.h (class General_options): Use DEFINE_bool_alias for
7999 allow_multiple_definition.
8000 * resolve.cc (Symbol_table::should_override): Don't test
8001 allow_multiple_definition.
8004 * options.h (class General_options): Add --cref.
8005 * main.cc (main): Print cref table if --cref. Don't close mapfile
8006 until after printing cref table.
8007 * cref.cc: Include "symtab.h".
8008 (class Cref_inputs): Define Cref_table_compare and Cref_table.
8009 (Cref_table_compare::operator()): New function.
8010 (Cref_inputs::gather_cref): New function.
8011 (filecol): New static const.
8012 (Cref_inputs::print_cref): New function.
8013 (Cref::print_cref): New function.
8014 * cref.h: Include <cstdio>.
8015 (class Cref): Update declarations.
8016 * mapfile.h (Mapfile::file): New function.
8017 * object.h (class Object): Define Symbols. Declare virtual
8018 do_get_global_symbols.
8019 (Object::get_global_symbols): New function.
8020 * object.cc (Input_objects::add_object): Pass object to cref_ if
8022 (Input_objects::archive_start): Likewise.
8023 (Input_objects::archive_stop): Likewise.
8024 (Input_objects::print_cref): New function.
8025 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
8026 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
8028 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
8030 * plugin.h (class Sized_pluginobj): Update declarations.
8032 2010-01-05 Ian Lance Taylor <iant@google.com>
8034 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
8035 to is_default_version. Rename insdef to insdefault.
8036 (Symbol_table::add_from_relobj): Rename def to is_default_version
8037 and local to is_forced_local.
8038 (Symbol_table::add_from_pluginobj): Likewise.
8039 (Symbol_table::add_from_dynobj): Likewise.
8040 (Symbol_table::define_special_symbol): Rename insdef to
8043 2010-01-04 Ian Lance Taylor <iant@google.com>
8046 * options.h (class General_options): Add
8047 --allow-multiple-definition and -z muldefs.
8048 * resolve.cc (Symbol_table::should_override): Don't warn about a
8049 multiple symbol definition if --allow-multiple-definition or -z
8053 * options.h (class General_options): Add --add-needed and
8054 --copy-dt-needed-entries. Tweak --as-needed help entry.
8055 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8056 error if --copy-dt-needed-entries aka --add-needed is used and
8057 would cause a change in behaviour.
8060 * options.h (class General_options): Add -G as a short version of
8061 --shared. Add no-op options -assert, -g, and -i.
8063 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8065 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8066 check for .text or .gnu.linkonce.t sections.
8067 * icf.cc (Icf::find_identical_sections): Ditto.
8068 Change the detection for mangled function name within the section
8070 * icf.h (is_section_foldable_candidate): New function.
8072 2009-12-30 Ian Lance Taylor <iant@google.com>
8075 * options.h (class General_options): Permit two dashes with
8076 --retain-symbols-file.
8078 2009-12-30 Ian Lance Taylor <iant@google.com>
8081 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8082 don't put the file header and segment headers in the text
8086 * common.cc (Sort_commons::operator()): Stabilize sort when both
8088 (Symbol_table::do_allocate_commons_list): When allocating common
8089 symbols, skip a symbol which is no longer common.
8090 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8091 an object before checking its type.
8092 * testsuite/common_test_2.c: New file.
8093 * testsuite/common_test_3.c: New file.
8094 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8095 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8096 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8097 (common_test_2_pic.o, common_test_2.so): New targets.
8098 (common_test_3_pic.o, common_test_3.so): New targets.
8099 * testsuite/Makefile.in: Rebuild.
8102 * script.cc (read_input_script): If we see a new SECTIONS clause,
8103 and we have added an input section, give an error.
8104 * layout.h (class Layout): Add have_added_input_section function.
8105 Add have_added_input_section_ field.
8106 * layout.cc (Layout::Layout): Initialize
8107 have_added_input_section_.
8108 (Layout::layout): Set have_added_input_section_.
8109 (Layout::layout_eh_frame): Likewise.
8111 2009-12-30 Ian Lance Taylor <iant@google.com>
8114 * options.h (class General_options): Add --sort-common option.
8115 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8116 * common.cc (Sort_common): Add sort_order parameter to
8117 constructor. Add sort_order_ field.
8118 (Sort_commons::operator): Check sort_order_.
8119 (Symbol_table::allocate_commons): Determine the sort order.
8120 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8122 (Symbol_table::do_allocate_commons_list): Likewise.
8124 2009-12-30 Ian Lance Taylor <iant@google.com>
8127 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8128 symbols from this object, don't change the visibility of an
8130 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8132 2009-12-30 Ian Lance Taylor <iant@google.com>
8135 * script.h (class Version_script_info): Define Language enum.
8136 Update declarations. Define Glob, Exact, and Lookup types. Add
8137 new fields globals_, locals_, and is_finalized_.
8138 * script.cc: Various formatting fixes.
8139 (class Parser_closure): Change language_stack_ from a vector of
8140 std::string to one of Version_script_info::Language. Adjust all
8142 (class Lazy_demangler): Remove.
8143 (struct Version_expression): Change language from std::string to
8144 Version_script_info::Language.
8145 (Version_script_info::Version_script_info): New function.
8146 (Version_script_info::~Version_script_info): Don't call clear.
8147 (Version_script_info::finalize): New function.
8148 (Version_script_info::build_lookup_tables): New function.
8149 (Version_script_info::build_expression_list_lookup): New
8151 (Version_script_info::get_symbol_version_helper): Rewrite to use
8153 (Version_script_info::print_expression_list): Adjust to use
8154 Version_script_info::Language.
8155 (script_push_lex_into_version_mode): Check that the version script
8156 has not been finalized.
8157 (version_script_push_lang): Change language string to
8158 Version_script_info::Language.
8159 * options.cc (Command_line::version_script): New function.
8160 * options.h (class General_options): Add finalize_dynamic_list
8161 function. Change version_script from declaration to definition.
8162 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8163 * testsuite/version_script.map: Remove duplicate def of foo.
8164 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8166 * testsuite/Makefile.in: Rebuild.
8168 2009-12-30 Ian Lance Taylor <iant@google.com>
8171 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8172 if the input symbol index is 0, make the output symbol index 0.
8174 2009-12-30 Ian Lance Taylor <iant@google.com>
8177 * options.h (class General_options): Add -x/--discard-all.
8178 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8179 --discard-all. If the local symbol needs a dynamic entry, check
8180 that before handling --discard-locals.
8182 2009-12-30 Ian Lance Taylor <iant@google.com>
8185 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8187 (Output_segment::add_output_section): Don't change the flags if
8191 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8192 GNU hash table if they need a dynamic value. Otherwise, don't add
8193 them if they are defined in a dynamic object or are forced local.
8195 2009-12-29 Ian Lance Taylor <iant@google.com>
8198 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8199 .gnu.hash table for a 32-bit target.
8202 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8203 regular and a dynamic object only needs a dynamic symbol table
8204 entry if it is externally visible.
8207 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8208 constructor. Add global_offset_table_ field.
8209 (Target_i386::got_section): Set global_offset_table_.
8210 (Target_i386::do_finalize_sections): Set global_offset_table_
8212 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8213 in constructor. Add global_offset_table_ field.
8214 (Target_x86_64::got_section): Set global_offset_table_.
8215 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8218 * layout.cc (Layout::Layout): Initialize increase_relro_.
8219 (Layout::get_output_section): Add is_relro, is_last_relro, and
8220 is_first_non_relro parameters. Change all callers.
8221 (Layout::choose_output_section): Likewise.
8222 (Layout::add_output_section_data): Likewise.
8223 (Layout::make_output_section): Likewise.
8224 (Layout::set_segment_offsets): Clear increase_relro when using a
8226 * layout.h (class Layout): Add increase_relro method. Add
8227 increase_relro_ field. Update declarations.
8228 * output.cc (Output_section::Output_section): Initialize
8229 is_last_relro_ and is_first_non_relro_.
8230 (Output_segment::add_output_section): Group relro sections is
8231 do_sort is true. Handle is_last_relro and is_first_non_relro.
8232 (Output_segment::maximum_alignment): Remove relro handling.
8233 (Output_segment::set_section_addresses): Add increase_relro
8234 parameter. Change all callers. Add initial alignment to align
8235 relro sections on separate page. Remove old relro handling.
8236 (Output_segment::set_section_list_addresses): Remove in_relro
8237 parameter. Change all callers.
8238 (Output_segment::set_offset): Add increase parameter. Change all
8239 callers. Remove old relro handling.
8240 * output.h (class Output_section): Add new methods: is_last_relro,
8241 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8242 Add is_last_relro_ and is_first_non_relro_ fields.
8243 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8244 Create separate .got.plt section. Call increase_relro.
8245 * x86_64.cc (Target_x86_64::got_section): Likewise.
8246 * testsuite/relro_script_test.t: Add .got.plt.
8249 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8250 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8251 (Layout::finalize): Call set_dynamic_symbol_size.
8252 (Layout::set_dynamic_symbol_size): New function.
8253 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8254 set_dynamic_symbol_size.
8257 * output.h (class Output_section): Add is_entsize_zero_ field.
8258 * output.cc (Output_section::Output_section): Initialize
8260 (Output_section::set_entsize): If two different entsizes are
8261 requested, force it to zero.
8262 (Output_section::add_input_section): Set flags for .debug_str
8263 before updating section flags. Set entsize.
8264 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8265 and SHF_STRING if all input sections have those flags.
8267 2009-12-29 Rafael Espindola <espindola@google.com>
8269 * main.cc (main): Fix the sys time reporting.
8270 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8273 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8275 * options.cc (General_options::parse_version): Allow -v to exit
8276 without an error if there is nothing to link.
8278 2009-12-29 Ian Lance Taylor <iant@google.com>
8280 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8281 using a version of gcc before 4.1.
8282 * configure: Rebuild.
8284 2009-12-28 Chris Demetriou <cgd@google.com>
8286 * attributes.cc (Output_attributes_section_data::do_write): Use
8287 std::vector::front rather than std::vector::data.
8289 2009-12-28 Ian Lance Taylor <iant@google.com>
8291 * symtab.h (class Symbol_table): Add enum Defined.
8292 * resolve.cc (Symbol_table::should_override): Add defined
8293 parameter. Change all callers. Test whether object is NULL
8294 before calling a method on it.
8295 (Symbol_table::report_resolve_problem): Add defined parameter.
8297 (Symbol_table::should_override_with_special): Likewise.
8298 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8299 parameter. Change all callers.
8300 (Symbol_table::do_define_in_output_data): Likewise.
8301 (Symbol_table::define_in_output_segment): Likewise.
8302 (Symbol_table::do_define_in_output_segment): Likewise.
8303 (Symbol_table::define_as_constant): Likewise.
8304 (Symbol_table::do_define_as_constant): Likewise.
8305 * script.h (class Symbol_assignment): Add is_defsym parameter to
8306 constructor; change all callers.
8307 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8308 parameter. Change all callers. Add is_defsym_ field.
8309 (class Parser_closure): Add parsing_defsym parameter to
8310 constructor; change all callers. Add parsing_defsym accessor
8311 function. Add parsing_defsym_ field.
8313 2009-12-28 Ian Lance Taylor <iant@google.com>
8315 * gold.cc (queue_middle_tasks): Fix formatting.
8316 * object.cc (Relobj::is_section_name_included): Likewise.
8318 2009-12-23 Ian Lance Taylor <iant@google.com>
8320 * i386.cc (Target_i386::do_calls_non_split): Recognize
8321 -fsplit-stack prologue for a function with a static chain.
8322 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8323 -fsplit-stack prologue when using %r11.
8325 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8327 * options.cc (General_options::parse_version): Make -v continue and do
8328 the link like GNU ld does.
8330 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8332 * Makefile.am (CCFILES): Add timer.cc.
8333 (HFILES): Add timer.h.
8334 * configure.ac: Check for sysconf and times.
8335 * main.cc: include timer.h.
8336 (main): Use Timer instead of get_run_time.
8339 * workqueue.cc: include timer.h.
8340 (Workqueue::find_and_run_task):
8341 Report user, sys and wall time.
8342 * Makefile.in: Regenerate.
8343 * config.in: Regenerate.
8344 * configure: Regenerate.
8346 2009-12-16 Doug Kwan <dougkwan@google.com>
8348 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8350 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8351 relaxed input sections.
8352 * output.cc (Output_section::find_relaxed_input_section): Change
8353 return type to Output_relaxed_input_section pointer. Adjust code
8354 for new type of relaxed_input_section_map_.
8355 * output.h (Output_section::find_relaxed_input_section): Change
8356 return type to Output_relaxed_input_section pointer.
8357 (Output_section::Output_relaxed_input_section_by_input_section_map):
8359 (Output_section::relaxed_input_section_map_): Change type to
8360 Output_section::Output_relaxed_input_section_by_input_section_map.
8361 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8364 2009-12-15 Ian Lance Taylor <iant@google.com>
8366 * layout.cc (Layout::create_shstrtab): Only write out after input
8367 sections if we are compressing debug sections.
8369 2009-12-15 Ian Lance Taylor <iant@google.com>
8371 * archive.cc (Archive::add_symbols): Only look up a symbol without
8372 a version if there is, in fact, a version.
8374 2009-12-14 Ian Lance Taylor <iant@google.com>
8376 Revert -Wshadow changes, all changes from:
8377 2009-12-11 Doug Kwan <dougkwan@google.com>
8378 2009-12-11 Nick Clifton <nickc@redhat.com>
8379 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8381 2009-12-11 Doug Kwan <dougkwan@google.com>
8383 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8385 * attributes.cc (Object_attribute::size): Ditto.
8386 (Attributes_section_data::size): Ditto.
8387 (Attributes_section_data::Attributes_section_data): Ditto.
8388 (Output_attributes_section_data::do_write): Ditto.
8389 * attributes.h (Object_attribute::set_type): Ditto.
8390 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8392 2009-12-11 Nick Clifton <nickc@redhat.com>
8394 * archive.cc: Fix shadowed variable warnings.
8396 * compressed_output.cc: Likewise.
8397 * compressed_output.h: Likewise.
8398 * configure: Likewise.
8399 * dwarf_reader.cc: Likewise.
8400 * dynobj.cc: Likewise.
8401 * dynobj.h: Likewise.
8402 * ehframe.cc: Likewise.
8403 * ehframe.h: Likewise.
8404 * errors.cc: Likewise.
8405 * expression.cc: Likewise.
8406 * fileread.cc: Likewise.
8407 * fileread.h: Likewise.
8408 * freebsd.h: Likewise.
8409 * i386.cc: Likewise.
8411 * incremental.h: Likewise.
8412 * layout.cc: Likewise.
8413 * layout.h: Likewise.
8414 * mapfile.cc: Likewise.
8415 * merge.cc: Likewise.
8416 * merge.h: Likewise.
8417 * object.cc: Likewise.
8418 * object.h: Likewise.
8419 * options.h: Likewise.
8420 * output.cc: Likewise.
8421 * output.h: Likewise.
8422 * parameters.cc: Likewise.
8423 * plugin.cc: Likewise.
8424 * powerpc.cc: Likewise.
8425 * reduced_debug_output.cc: Likewise.
8426 * reduced_debug_output.h: Likewise.
8427 * reloc.cc: Likewise.
8428 * reloc.h: Likewise.
8429 * resolve.cc: Likewise.
8430 * script-sections.cc: Likewise.
8431 * script.cc: Likewise.
8432 * script.h: Likewise.
8433 * sparc.cc: Likewise.
8434 * symtab.cc: Likewise.
8435 * symtab.h: Likewise.
8436 * target-select.cc: Likewise.
8437 * target-select.h: Likewise.
8438 * token.h: Likewise.
8439 * workqueue.cc: Likewise.
8440 * workqueue.h: Likewise.
8441 * x86_64.cc: Likewise.
8443 2009-12-10 Doug Kwan <dougkwan@google.com>
8445 * arm.cc (attributes.h): New include.
8446 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8447 (Arm_relobj::~Arm_relobj): Delete object pointed by
8448 attributes_section_data_.
8449 (Arm_relobj::attributes_section_data): New method definition.
8450 (Arm_relobj::attributes_section_data_): New data member declaration.
8451 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8452 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8453 attributes_section_data_.
8454 (Arm_dynobj::attributes_section_data): New method definition.
8455 (Arm_dynobj::attributes_section_data_): New data member declaration.
8456 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8457 initialization value of may_use_blx_ to false.
8458 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8459 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8460 object attributes to compute results instead of hard-coding.
8461 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8462 Target_arm::get_secondary_compatible_arch,
8463 Target_arm::set_secondary_compatible_arch
8464 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8465 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8466 New method declarations.
8467 (Target_arm::get_aeabi_object_attribute): New method definition.
8468 (Target_arm::attributes_section_data_): New data member declaration.
8469 (read_arm_attributes_section): New template definition.
8470 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8471 (Arm_dynobj::do_read_symbols): Ditto.
8472 (Target_arm::do_finalize_sections): Merge attributes sections from
8473 input. Check for BLX use after attributes section merging.
8474 Fix __exidx_start and __exidx_end visibility. Create an
8475 .ARM.attributes section if necessary.
8476 (Target_arm::get_secondary_compatible_arch,
8477 Target_arm::set_secondary_compatible_arch,
8478 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8479 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8480 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8481 New method definitions.
8483 2009-12-09 Ian Lance Taylor <iant@google.com>
8485 * plugin.cc (Plugin::load): Don't cast from void* to a function
8488 2009-12-09 Ian Lance Taylor <iant@google.com>
8490 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8493 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8495 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8496 Replace two_file_shared_1.so with two_file_shared_2.so.
8497 * testsuite/Makefile.in: Regenerated.
8499 2009-12-08 Doug Kwan <dougkwan@google.com>
8501 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8502 (HFILES): Add attributes.h and int_encoding.h.
8503 * Makefile.in: Regenerate.
8504 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8505 function definitions to int_encoding.cc
8506 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8507 prototypes to int_encoding.h
8508 * reduced_debug_output.cc (int_encoding.h): New include.
8509 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8510 function definitions to int_encoding.cc
8511 (insert_into_vector, read_from_pointer): Move template definitions to
8513 * attributes.cc: New file.
8514 * attributes.h: New file.
8515 * int_encoding.cc: New file.
8516 * int_encoding.h: New file.
8518 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8521 * incremental-dump.cc (dump_incremental_inputs): New.
8522 (main): Use dump_incremental_inputs.
8524 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8527 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8528 checking elfcpp::STT_FUNC.
8529 (Target_i386::Relocate::relocate): Likewise.
8530 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8532 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8533 symbols from shared libraries into normal FUNC symbols.
8535 * symtab.h (Symbol): Add is_func and use it.
8537 2009-12-05 Doug Kwan <dougkwan@google.com>
8539 * arm.cc (Target_arm::arm_info): Initialize new fields
8540 attributes_section and attributes_vendor.
8541 * i386.cc (Target_i386::i386_info): Same.
8542 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8543 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8544 fields attributes_section and attributes_vendor.
8545 * sparc.cc (Target_sparc::sparc_info): Same.
8546 * target.h (Target::attributes_section, Target::attributes_vendor,
8547 Target::is_attributes_section, Target::attribute_arg_type,
8548 Target::attributes_order): New method definitions.
8549 (Target::Target_info::attributes_section,
8550 Target::Target_info::attributes_vendor): New fields.
8551 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8552 virtual method definitions.
8553 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8554 attributes_section and attributes_vendor.
8555 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8557 2009-12-05 Doug Kwan <dougkwan@google.com>
8559 * arm.cc: Update comments about interworking and stub generation.
8560 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8561 considered as non-PIC.
8562 (Arm_relocate_functions::base_abs): Fix formatting.
8563 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8564 of function to use GOT entry address instead of offset.
8565 (Target_arm::Scan::global): Issue an error if a symbol would need a
8566 PLT does not get one because it is untyped. Remove code to create
8567 dynamic symbols for relative branches.
8568 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8569 takes unsigned integer instead of boolean.
8571 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8573 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8574 (two_file_test_LDADD): Likewise.
8575 (common_test_1_LDADD): Likewise.
8576 (exception_test_LDADD) Likewise.
8577 (weak_test_LDADD): Likewise.
8578 (many_sections_test_LDADD): Likewise.
8579 (initpri1_LDADD): Likewise.
8580 (script_test_1_LDADD): Likewise.
8581 (script_test_2_LDADD): Likewise.
8582 (justsyms_LDADD): Likewise.
8583 (binary_test_LDADD): Likewise.
8584 (large_LDADD): Likewise.
8585 * testsuite/Makefile.in: Regenerated.
8587 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8589 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8590 (Symbol_table::override_with_special): Likewise.
8591 (Symbol_table::add_from_object): Likewise.
8593 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8595 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8596 Don't set the data_offset twice.
8598 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8600 * testsuite/Makefile.in: Regenerate.
8602 2009-12-03 Doug Kwan <dougkwan@google.com>
8604 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8605 (Target_arm::do_finalize_sections): Add parameter for symbol table
8606 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8607 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8608 parameter for symbol table pointer.
8609 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8610 an additional parameter for a pointer to symbol table.
8611 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8612 parameter for a symbol table pointer.
8613 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8614 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8616 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8617 parameter for a symbol table pointer.
8619 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8621 * incremental.cc (Incremental_inputs_header)
8622 (Incremental_inputs_header_write, Incremental_inputs_entry)
8623 (Incremental_inputs_entry_write): Move ...
8624 * incremental.h (Incremental_inputs_header)
8625 (Incremental_inputs_header_write, Incremental_inputs_entry)
8626 (Incremental_inputs_entry_write): here.
8628 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8630 * incremental.cc (make_sized_incremental_binary): Set the target.
8631 Error if it is incompatible.
8632 * output.h (Output_file): Add filename method.
8634 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8636 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8637 from the get_* methods.
8639 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8641 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8642 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8643 Write 0 for the data_offset of scripts.
8645 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8647 * testsuite/Makefile.am: Add the incremental_test.sh test.
8648 * testsuite/incremental_test.sh: New.
8649 * testsuite/incremental_test_1.c: New.
8650 * testsuite/incremental_test_2.c: New.
8652 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8654 * incremental-dump.cc (main): Fix typos.
8656 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8659 * incremental-dump.cc (main): Use llu to print 64 bit values.
8661 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8662 H.J. Lu <hongjiu.lu@intel.com>
8664 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8666 (incremental_dump_LDADD): Likewise.
8667 * Makefile.in: Regenerated.
8669 2009-11-25 Doug Kwan <dougkwan@google.com>
8673 2009-11-25 Doug Kwan <dougkwan@google.com>
8675 * arm.cc (Target_arm::Target_arm): Move method definition
8676 outside of class definition. Add code to handle
8677 --target1-rel, --target1-abs and --target2= options.
8678 (Target_arm::get_reloc_reloc_type): Change method to be
8679 non-static and const.
8680 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8681 New data member declaration.
8682 (Target_arm::Scan::local, Target_arm::Scan::global,
8683 Target_arm::Relocate::relocate,
8684 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8685 Adjust call to Target_arm::get_real_reloc_type.
8686 (Target_arm::get_real_reloc_type): Use command line options
8687 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8688 * options.h (--target1-rel, --target1-abs, --target2): New
8691 2009-11-25 Doug Kwan <dougkwan@google.com>
8693 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8694 class definition. Add code to handle --target1-rel, --target1-abs
8695 and --target2= options.
8696 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8698 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8700 (Target_arm::Scan::local, Target_arm::Scan::global,
8701 Target_arm::Relocate::relocate,
8702 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8703 call to Target_arm::get_real_reloc_type.
8704 (Target_arm::get_real_reloc_type): Use command line options to
8705 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8706 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8709 2009-11-25 Doug Kwan <dougkwan@google.com>
8711 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8712 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8713 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8715 (Arm_relocate_functions::thm_call): Replace body with a call to
8716 Arm_relocate_functions::thumb_branch_common.
8717 (Arm_relocate_functions::thm_jump24,
8718 Arm_relocate_functions::thm_xpc22): New method definitions.
8719 (Arm_relocate_functions::thumb_branch_common): New method definition.
8720 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8722 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8723 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8725 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8727 * Makefile.am: Build incremental-dump
8728 * Makefile.in: Regenerate.
8729 * incremental-dump.cc: New.
8730 * incremental.cc (Incremental_inputs_header_data,
8731 Incremental_inputs_entry_data): Move to incremental.h
8732 * incremental.h: (Incremental_inputs_header_data,
8733 Incremental_inputs_entry_data): Move from incremental.cc
8735 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8737 * incremental.cc (Incremental_inputs_header,
8738 Incremental_inputs_header_write, Incremental_inputs_entry,
8739 Incremental_inputs_entry_write): Add a typedef with the data type.
8741 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8743 * incremental.cc (Incremental_inputs_header,
8744 Incremental_inputs_header_write, Incremental_inputs_entry,
8745 Incremental_inputs_entry_write): Update comment about which
8746 type has the filed descriptions.
8748 2009-11-15 Doug Kwan <dougkwan@google.com>
8750 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8751 (Arm_relocate_functions::arm_branch_common): Change method defintion
8752 in class definition to a method declaration and update list of formal
8754 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8755 Arm_relocation_functions::jump24): Adjust call to
8756 Arm_relocate_functions::arm_branch_common. Update list of formal
8758 (Arm_relocate_functions::xpc25): New method definition.
8759 (Arm_relocate_functions::arm_branch_common): Move method defintion
8760 out from class definition. Use stubs for mode-switching and extending
8762 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8763 specially. Change code to enable use of stubs in ARM branches.
8765 2009-11-10 Doug Kwan <dougkwan@google.com>
8767 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8768 in method declaration.
8769 (Target_arm::relocate_stub): New method declaration.
8770 (Target_arm::default_target): Change to return a pointer instead of
8772 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8773 Target_arm::default_target.
8774 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8776 (Target_arm::relocate_section): Adjust view.
8777 (Target_arm::relocate_stub): New method definition.
8779 2009-11-10 Doug Kwan <dougkwan@google.com>
8781 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8783 * incremental.cc (open_incremental_binary): Initialized local
8784 variables to avoid warnings.
8785 * object.cc (make_elf_object): Ditto.
8786 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8789 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8792 * testsuite/plugin_test.c: Include "config.h".
8794 2009-11-09 Doug Kwan <dougkwan@google.com>
8796 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8797 (arm_symbol_value): Remove.
8798 (Arm_relocate_functions::arm_branch_common,
8799 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8800 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8801 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8802 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8803 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8804 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8805 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8806 Arm_relocate_functions::thm_mobw_abs_nc,
8807 Arm_relocate_functions::thm_mov_abs,
8808 Arm_relocate_functions::movw_prel_nc,
8809 Arm_relocate_functions::thm_movt_abs,
8810 Arm_relocate_functions::movt_prel,
8811 Arm_relocate_functions::thm_movw_prel_nc,
8812 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8813 (Target_arm::Relocate::relocate): Only decompose address into two
8814 parts if relocation type uses the thumb-bit and pass the actual
8815 bit instead of a flag indicating that the thumb-bit is used. Adjust
8816 calls to methods in Arm_relocate_functions for this change.
8818 2009-11-08 Ian Lance Taylor <iant@google.com>
8821 * reloc.cc: Instantiate
8822 Sized_relobj::initialize_input_to_output_maps and
8823 Sized_relobj:free_input_to_output_maps.
8825 2009-11-06 Ian Lance Taylor <iant@google.com>
8828 * defstd.cc (in_segment): Set only_if_ref true for "end".
8830 2009-11-06 Doug Kwan <dougkwan@google.com>
8832 * arm.cc (class Reloc_stub): Correct a comment.
8833 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8834 (Target_arm::scan_section_for_stubs): New method declaration.
8835 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8836 Change methods from private to protected.
8837 (Target_arm::do_may_relax): New method definition.
8838 (Target_arm::do_relax, Target_arm::group_sections,
8839 Target_arm::scan_reloc_for_stub,
8840 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8841 (Target_arm::arm_input_section_map_): New data member declaration.
8842 (Target_arm::scan_reloc_for_stub,
8843 Target_arm::scan_reloc_section_for_stubs,
8844 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8845 Target_arm::do_relax): New method definitions.
8847 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8849 * configure.ac: Check for (struct stat)::st_mtim
8850 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8851 * config.in: Regenerate.
8852 * configure: Regenerate.
8854 2009-11-05 Ian Lance Taylor <iant@google.com>
8857 * output.cc (Output_segment::add_output_section): Add missing
8860 2009-11-04 Ian Lance Taylor <iant@google.com>
8863 * object.h (class Object): Add is_needed and set_is_needed
8864 methods. Add is_needed_ field. Make bool fields into bitfields.
8865 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8866 defined in a dynamic object and referenced by a regular object,
8867 set is_needed for the dynamic object.
8868 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8869 if the file is marked with as_needed and it is not needed.
8871 2009-11-04 Ian Lance Taylor <iant@google.com>
8874 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8875 tags if data is discarded by linker script.
8876 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8877 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8878 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8879 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8881 2009-11-04 Ian Lance Taylor <iant@google.com>
8883 * layout.cc (Layout::get_output_section): Add is_interp and
8884 is_dynamic_linker_section parameters. Change all callers.
8885 (Layout::choose_output_section): Likewise.
8886 (Layout::make_output_section): Likewise.
8887 (Layout::add_output_section_data): Add is_dynamic_linker_section
8888 parameter. Change all callers.
8889 * layout.h (class Layout): Update declarations.
8890 * output.h (class Output_section): Add is_interp, set_is_interp,
8891 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8892 Add is_interp_, is_dynamic_linker_section_ fields. Change
8893 generate_code_fills_at_write_ to a bitfield.
8894 * output.cc (Output_section::Output_sections): Initialize new
8896 (Output_segment::add_output_section): Add do_sort parameter.
8899 2009-11-03 Ian Lance Taylor <iant@google.com>
8902 * options.h (class General_options): Add --warn-common.
8903 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8904 merging two common symbols.
8905 (Symbol_table::should_override): Handle --warn-common when merging
8906 a common symbol with a defined symbol. Use report_resolve_problem
8907 for multiple definitions.
8908 (Symbol_table::report_resolve_problem): New function.
8909 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8911 2009-11-03 Doug Kwan <dougkwan@google.com>
8913 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8915 (Target_arm::stub_factory): New method definition.
8916 (Target_arm::new_arm_input_section,
8917 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8918 Target_arm::reloc_uses_thumb_bit): New method declarations.
8919 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8920 New type definitions.
8921 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8922 member declarations.
8923 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8924 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8925 New method definitions.
8927 2009-11-03 Ian Lance Taylor <iant@google.com>
8929 * options.h (class General_options): Add --warn_constructors.
8931 2009-11-03 Ian Lance Taylor <iant@google.com>
8934 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8935 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8937 2009-11-03 Ian Lance Taylor <iant@google.com>
8940 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8941 --msgid-bugs-address.
8942 (install-pdf): New target.
8943 (install-data_yes): Look up one directory to find mkinstalldirs.
8945 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8947 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8950 2009-10-30 Doug Kwan <dougkwan@google.com>
8952 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8954 2009-10-30 Doug Kwan <dougkwan@google.com>
8956 * arm.cc (Stub_addend_reader): New struct template definition
8957 and partial specializations.
8958 (Stub_addend_reader::operator()): New method definition for a
8959 partially specialized template.
8961 2009-10-30 Doug Kwan <dougkwan@google.com>
8963 * arm.cc (Arm_relobj::processor_specific_flags): New method
8965 (Arm_relobj::do_read_symbols): New method declaration.
8966 (Arm_relobj::processor_specific_flags_): New data member declaration.
8967 (Arm_dynobj): New class definition.
8968 (Target_arm::do_finalize_sections): Add input_objects parameter.
8969 (Target_arm::do_adjust_elf_header): New method declaration.
8970 (Target_arm::are_eabi_versions_compatible,
8971 (Target_arm::merge_processor_specific_flags): New method declaration.
8972 (Target_arm::do_make_elf_object): New overloaded method definitions
8974 (Arm_relobj::do_read_symbols): New method definition.
8975 (Arm_dynobj::do_read_symbols): Ditto.
8976 (Target_arm::do_finalize_sections): Add input_objects parameters.
8977 Merge processor-specific flags from all input objects.
8978 (Target_arm::are_eabi_versions_compatible,
8979 Target_arm::merge_processor_specific_flags,
8980 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8981 New method definitions.
8982 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8983 Input_objects pointer type parameter.
8984 * layout.cc (Layout::finalize): Pass input objects to target's.
8985 finalize_sections function.
8986 * output.cc (Output_file_header::do_sized_write): Set ELF file
8987 header's processor-specific flags.
8988 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8989 Input_objects pointer type parameter.
8990 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8991 * target.h (Input_objects): New forward class declaration.
8992 (Target::processor_specific_flags,
8993 Target::are_processor_specific_flags_sect): New method definitions.
8994 (Target::finalize_sections): Add input_objects parameter.
8995 (Target::Target): Initialize processor_specific_flags_ and
8996 are_processor_specific_flags_set_.
8997 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8999 (Target::set_processor_specific_flags): New method definition.
9000 (Target::processor_specific_flags_,
9001 Target::are_processor_specific_flags_set_): New data member
9003 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
9004 Input_objects pointer type parameter.
9006 2009-10-30 Doug Kwan <dougkwan@google.com>
9008 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
9010 2009-10-28 Ian Lance Taylor <iant@google.com>
9012 * object.h (class Relobj): Drop options parameter from
9013 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9014 do_scan_relocs, do_relocate. Change all callers.
9015 (class Sized_relobj): Drop options parameters from
9016 do_gc_process_relocs, do_scan_relocs, do_relocate,
9017 do_relocate_sections, relocate_sections, emit_relocs_scan,
9018 emit_relocs_scan_reltype. Change all callers.
9019 (struct Relocate_info): Remove options field and all references to
9021 * reloc.h (class Read_relocs): Remove options constructor
9022 parameter and options_ field. Change all callers.
9023 (class Gc_process_relocs, class Scan_relocs): Likewise.
9024 (class Relocate_task): Likewise.
9025 * target-reloc.h (scan_relocs): Remove options parameter. Change
9027 (scan_relocatable_relocs): Likewise.
9028 * target.h (class Sized_target): Remove options parameter from
9029 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
9031 * gc.h (gc_process_relocs): Remove options parameter. Change all
9033 * arm.cc: Update functions to remove options parameters.
9034 * i386.cc: Likewise.
9035 * powerpc.cc: Likewise.
9036 * sparc.cc: Likewise.
9037 * x86_64.cc: Likewise.
9038 * testsuite/testfile.cc: Likewise.
9040 2009-10-28 Doug Kwan <dougkwan@google.com>
9042 * arm.cc (Arm_relobj): New class definition.
9043 (Arm_relobj::scan_sections_for_stubs,
9044 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9045 New method definitions.
9047 2009-10-28 Cary Coutant <ccoutant@google.com>
9049 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9050 (Plugin::cleanup_done_): New member.
9051 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9052 (Plugin_manager::cleanup_done_): Remove.
9053 (Plugin_manager::add_input_file): Edit error message.
9054 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9055 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9057 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9059 * fileread.cc: (File_read::View::~View): Use the new
9060 data_ownership_ filed.
9061 (File_read::~File_read): Dispose the new whole_file_view_.
9062 (File_read::open): Mmap the whole file if needed.
9063 (File_read::open): Use whole_file_view_ instead of contents_.
9064 (File_read::find_view): Use whole_file_view_ if applicable.
9065 (File_read::do_read): Use whole_file_view_ instead of contents_.
9066 (File_read::make_view): Use whole_file_view_ instead of contents_,
9067 update File_read::View::View call.
9068 (File_read::find_or_make_view): Update File_read::View::View
9070 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9072 (File_read::View::Data_ownership): New enum.
9073 (File_read::View::View): Replace bool mapped_ with Data_ownership
9075 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9076 (File_read::View::data_ownership_): New field.
9077 (File_read::contents_): Remove (replaced by whole_file_view_).
9078 (File_read::whole_file_view_): New field.
9079 * options.h (class General_options): Add --keep-files-mapped.
9081 2009-10-27 Cary Coutant <ccoutant@google.com>
9083 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9084 * testsuite/Makefile.am (plugin_test_5): New test case.
9085 * testsuite/Makefile.in: Regenerate.
9087 2009-10-25 Doug Kwan <dougkwan@google.com>
9089 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9090 from private to protected to allow access by child class.
9091 (Sized_relobj::do_relocate_sections): New method declaration.
9092 (Sized_relobj::relocate_sections): Virtualize.
9093 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9094 Sized_relobj::relocate_sections. Instantiate template explicitly
9095 for different target sizes and endianity.
9097 2009-10-24 Doug Kwan <dougkwan@google.com>
9099 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9100 (Arm_input_section::as_arm_input_section): New method.
9101 (Arm_output_section): New class definition.
9102 (Arm_output_section::create_stub_group,
9103 Arm_output_section::group_sections): New method definitions.
9105 2009-10-22 Doug Kwan <dougkwan@google.com>
9107 * arm.cc (Arm_input_section): New class definition.
9108 (Arm_input_section::init, Arm_input_section:do_write,
9109 Arm_input_section::set_final_data_size,
9110 Arm_input_section::do_reset_address_and_file_offset): New method
9113 2009-10-21 Doug Kwan <dougkwan@google.com>
9115 * arm.cc (Stub_table, Arm_input_section): New forward class
9117 (Stub_table): New class defintion.
9118 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9119 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9120 New method definition.
9122 2009-10-21 Doug Kwan <dougkwan@google.com>
9124 * arm.cc: Update copyright comments.
9125 (Target_arm): New forward class template declaration.
9126 (Arm_address): New type.
9127 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9128 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9129 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9131 (Insn_template): Same.
9132 (DEF_STUBS): New macro.
9133 (Stub_type): New enum type.
9134 (Stub_template): New class definition.
9137 (Stub_factory): Same.
9138 (Target_arm::Target_arm): Initialize may_use_blx_ and
9139 should_force_pic_veneer_.
9140 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9141 Target_arm::should_force_pic_veneer,
9142 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9143 Target_arm::using_thumb_only, Target_arm:;default_target): New
9145 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9146 New data member declarations.
9147 (Insn_template::size, Insn_template::alignment): New method defintions.
9148 (Stub_template::Stub_template): New method definition.
9149 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9150 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9151 (Stub_factory::Stub_factory): New method definition.
9152 * gold.h (string_hash): New template.
9153 * output.h (Input_section_specifier::hash_value): Use
9155 (Input_section_specifier::string_hash): Remove.
9156 * stringpool.cc (Stringpool_template::string_hash): Use
9159 2009-10-20 Doug Kwan <dougkwan@google.com>
9161 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9162 symbols of relaxed input sections.
9163 * output.h (Output_section::find_relaxed_input_section): Make
9166 2009-10-16 Doug Kwan <dougkwan@google.com>
9168 * dynobj.cc (Versions::Versions): Initialize version_script_.
9169 Only insert base version symbol definition for a shared object
9170 if version script defines any version versions.
9171 (Versions::define_base_version): New method definition.
9172 (Versions::add_def): Check that base version is not needed.
9173 (Versions::add_need): Define base version lazily.
9174 * dynobj.h (Versions::define_base_version): New method declaration.
9175 (Versions::needs_base_version_): New data member declaration.
9176 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9177 (check_DATA): Add no_version_test.stdout.
9178 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9180 * testsuite/Makefile.in: Regenerate.
9181 * testsuite/no_version_test.c: New file.
9182 * testsuite/no_version_test.sh: Ditto.
9184 2009-10-16 Doug Kwan <dougkwan@google.com>
9186 * expression.cc (class Segment_start_expression): New class definition.
9187 (Segment_start_expression::value): New method definition.
9188 (script_exp_function_segment_start): Return a new
9189 Segment_start_expression.
9190 * gold/script-c.h (script_saw_segment_start_expression): New function
9192 * script-sections.cc (Script_sections::Script_sections): Initialize
9193 SAW_SEGMENT_START_EXPRESSION_ to false.
9194 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9195 and -Tbbs options to specify section addresses if given in
9196 command line and no SEGMENT_START expression is seen in a script.
9197 * script-sections.h (Script_sections::saw_segment_start_expression,
9198 Script_sections::set_saw_segment_start_expression): New method
9200 (Script_sections::saw_segment_start_expression_): New data member
9202 * script.cc (script_saw_segment_start_expression): New function.
9203 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9204 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9205 script_test_7.sh and script_test_8.sh.
9206 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9207 script_test_8.stdout.
9208 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9209 (script_test_6, script_test_6.stdout, script_test_7,
9210 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9211 * Makefile.in: Regenerate.
9212 * testsuite/script_test_6.sh: New file.
9213 * testsuite/script_test_6.t: Same.
9214 * testsuite/script_test_7.sh: Same.
9215 * testsuite/script_test_7.t: Same.
9216 * testsuite/script_test_8.sh: Same.
9218 2009-10-16 Doug Kwan <dougkwan@google.com>
9220 * output.cc (Output_segment::set_section_list_address): Cast
9221 expressions to unsigned long long type to avoid format warnings.
9223 2009-10-15 Ian Lance Taylor <iant@google.com>
9225 * script.cc (Script_options::add_symbol_assignment): Always add a
9226 dot assignment to script_sections_.
9227 * script-sections.cc (Script_sections::add_dot_assignment):
9228 Initialize if necessary.
9230 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9231 program headers with no load segment if there is a linker script.
9233 * layout.cc (Layout::set_segment_offsets): Align the file offset
9234 to the segment aligment for -N or -n with no load segment.
9235 * output.cc (Output_segment::add_output_section): Don't crash if
9236 the first section is a TLS section.
9237 (Output_segment::set_section_list_addresses): Print an error
9238 message if the address moves backward in a linker script.
9239 * script-sections.cc
9240 (Output_section_element_input::set_section_addresses): Don't
9241 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9242 (Orphan_output_section::set_section_addresses): Likewise.
9244 2009-10-15 Doug Kwan <dougkwan@google.com>
9246 * layout.cc (Layout::finish_dynamic_section): Generate tags
9247 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9248 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9249 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9251 2009-10-14 Ian Lance Taylor <iant@google.com>
9253 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9255 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9256 data_shdr fields of relinfo.
9257 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9258 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9259 R_386_TLS_LDO_32, adjust based on section flags.
9260 (Target_i386::Relocate::fix_up_ldo): Remove.
9262 2009-10-13 Ian Lance Taylor <iant@google.com>
9264 Add support for -pie.
9265 * options.h (class General_options): Add -pie and
9267 (General_options::output_is_position_independent): Test -pie.
9268 (General_options::output_is_executable): Return true if not shared
9269 and not relocatable.
9270 (General_options::output_is_pie): Remove.
9271 * options.cc (General_options::finalize): Reject incompatible uses
9273 * gold.cc (queue_middle_tasks): A -pie link is not static.
9274 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9275 * symtab.cc (Symbol::final_value_is_known): Return false if
9276 output_is_position_independent.
9277 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9278 output_is_position_independent.
9279 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9280 output_is_position_independent.
9281 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9282 output_is_position_independent.
9283 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9285 (basic_pie_test.o, basic_pie_test): New targets.
9286 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9287 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9288 (two_file_pie_test): New target.
9289 * testsuite/Makefile.in: Rebuild.
9290 * README: Remove note saying that -pie is not supported.
9292 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9294 * options.h (class General_options): Add -init and -fini.
9295 * layout.cc (Layout::finish_dynamic_section): Emit
9296 given init and fini functions.
9298 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9300 * gc.h (gc_process_relocs): Check if icf is enabled using new
9302 * gold.cc (queue_initial_tasks): Likewise.
9303 (queue_middle_tasks): Likewise.
9304 * object.cc (do_layout): Likewise.
9305 * symtab.cc (is_section_folded): Likewise.
9306 * main.cc (main): Likewise.
9307 * reloc.cc (Read_relocs::run): Likewise.
9308 (Sized_relobj::do_scan_relocs): Likewise.
9309 * icf.cc (is_function_ctor_or_dtor): New function.
9310 (Icf::find_identical_sections): Check if function is ctor or dtor when
9312 * options.h (General_options::icf): Change option to be an enum.
9313 (Icf_status): New enum.
9314 (icf_enabled): New method.
9315 (icf_safe_folding): New method.
9316 (set_icf_status): New method.
9317 (icf_status_): New variable.
9318 * (options.cc) (General_options::finalize): Set icf_status_.
9319 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9320 icf_test and icf_keep_unique_test to use the --icf enum flag.
9321 * testsuite/icf_safe_test.sh: New file.
9322 * testsuite/icf_safe_test.cc: New file.
9324 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9326 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9327 includes to gc.h and icf.h.
9328 * arm.cc: Include gc.h.
9329 * gold.cc: Likewise.
9330 * i386.cc: Likewise.
9331 * powerpc.cc: Likewise.
9332 * sparc.cc: Likewise.
9333 * x86_64.cc: Likewise.
9334 * gc.h: Include icf.h.
9336 2009-10-11 Ian Lance Taylor <iant@google.com>
9338 * plugin.cc: Include "gold.h" before other header files.
9340 2009-10-10 Chris Demetriou <cgd@google.com>
9342 * options.h (Input_file_argument::Input_file_type): New enum.
9343 (Input_file_argument::is_lib_): Replace with...
9344 (Input_file_argument::type_): New member.
9345 (Input_file_argument::Input_file_argument): Take Input_file_type
9346 'type' rather than boolean 'is_lib' as second argument.
9347 (Input_file_argument::is_lib): Use type_.
9348 (Input_file_argument::is_searched_file): New function.
9349 (Input_file_argument::may_need_search): Handle is_searched_file.
9350 * options.cc (General_options::parse_library): Support -l:filename.
9351 (General_options::parse_just_symbols): Update for Input_file_argument
9353 (Command_line::process): Likewise.
9354 * archive.cc (Archive::get_file_and_offset): Likewise.
9355 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9356 * script.cc (read_script_file, script_add_file): Likewise.
9357 * fileread.cc (Input_file::Input_file): Likewise.
9358 (Input_file::will_search_for): Handle is_searched_file.
9359 (Input_file::open): Likewise.
9360 * readsyms.cc (Read_symbols::get_name): Likewise.
9361 * testsuite/Makefile.am (searched_file_test): New test.
9362 * testsuite/Makefile.in: Regenerate.
9363 * testsuite/searched_file_test.cc: New file.
9364 * testsuite/searched_file_test_lib.cc: New file.
9366 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9367 Ian Lance Taylor <iant@google.com>
9369 * descriptor.cc: Include <cstdio> and "binary-io.h".
9370 (Descriptors::open): Open the files in binary mode always.
9371 * script.cc (Lex::get_token): Treat \r as whitespace.
9373 2009-10-09 Ian Lance Taylor <iant@google.com>
9375 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9377 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9378 Ian Lance Taylor <iant@google.com>
9380 * configure.ac: Check for readv function also.
9381 * fileread.cc (readv): Define if not HAVE_READV.
9382 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9384 * config.in: Regenerate.
9385 * configure: Regenerate.
9387 2009-10-09 Doug Kwan <dougkwan@google.com>
9389 * layout.cc (Layout::make_output_section): Call target hook to make
9390 ordinary output section.
9391 (Layout::finalize): Adjust parameter list of call the
9392 Target::may_relax().
9393 * layout.h (class Layout::section_list): New method.
9394 * merge.h (Output_merge_base::entsize): Change visibility to public.
9395 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9397 (Output_merge_string::do_is_string): New method.
9398 * object.cc (Sized_relobj::do_setup): renamed from
9399 Sized_relobj::set_up.
9400 * object.h (Sized_relobj::adjust_shndx,
9401 Sized_relobj::initializ_input_to_output_maps,
9402 Sized_relobj::free_input_to_output_maps): Change visibilities to
9404 (Sized_relobj::setup): Virtualize.
9405 (Sized_relobj::do_setup): New method declaration.
9406 (Sized_relobj::invalidate_section_offset,
9407 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9408 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9409 * options.cc (parse_int): New function.
9410 * options.h (parse_int): New declaration.
9411 (DEFINE_int): New macro.
9412 (stub_group_size): New option.
9413 * output.cc (Output_section::Output_section): Initialize memebers
9414 merge_section_map_, merge_section_by_properties_map_,
9415 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9416 (Output_section::add_input_section): Handled deferred code-fill
9417 generation and remove an old comment.
9418 (Output_section::add_relaxed_input_section): New method definition.
9419 (Output_section::add_merge_input_section): Use merge section by
9420 properties map to speed to search. Update merge section maps
9422 (Output_section::build_relaxation_map): New method definition.
9423 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9425 (Output_section::relax_input_section): Renamed to
9426 Output_section::convert_input_sections_to_relaxed_sections and change
9427 interface to take a vector of pointers to relaxed sections.
9428 (Output_section::find_merge_section,
9429 Output_section::find_relaxed_input_section): New method definitions.
9430 (Output_section::is_input_address_mapped,
9431 Output_section::output_offset, Output_section::output_address):
9432 Use output section data maps to speed up searching.
9433 (Output_section::find_starting_output_address): Add comments.
9434 (Output_section::do_write,
9435 Output_section::write_to_postprocessing_buffer): Do code-fill
9436 generation as appropriate.
9437 (Output_section::get_input_sections): Invalidate relaxed input section
9439 (Output_section::restore_states): Adjust type of checkpoint .
9440 Invalidate relaxed input section map.
9441 * output.h (Output_merge_base): New class declaration.
9442 (Input_section_specifier): New class defintion.
9443 (class Output_relaxed_input_section) Change base class to
9444 Output_section_data_build.
9445 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9446 base class initializer.
9447 (Output_section::add_relaxed_input_section): New method declaration.
9448 (Output_section::Input_section): Change visibility to protected.
9449 (Output_section::Input_section::relobj,
9450 Output_section::Input_section::shndx): Handle relaxed input sections.
9451 Output_section::input_sections) Change visibility to protected. Also
9452 define overload to return a non-const pointer.
9453 (Output_section::Merge_section_properties): New class defintion.
9454 (Output_section::Merge_section_by_properties_map,
9455 Output_section::Output_section_data_by_input_section_map,
9456 Output_section::Relaxation_map): New types.
9457 (Output_section::relax_input_section): Rename method to
9458 Output_section::convert_input_sections_to_relaxed_sections and change
9459 interface to take a vector of relaxed section pointers.
9460 (Output_section::find_merge_section,
9461 Output_section::find_relaxed_input_section,
9462 Output_section::build_relaxation_map,
9463 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9464 New method declarations.
9465 (Output_section::merge_section_map_
9466 Output_section::merge_section_by_properties_map_,
9467 Output_section::relaxed_input_section_map_,
9468 Output_section::is_relaxed_input_section_map_valid_,
9469 Output_section::generate_code_fills_at_write_): New data members.
9470 * script-sections.cc
9471 (Output_section_element_input::set_section_addresses): Call
9472 current_data_size and addralign methods of relaxed input sections.
9473 (Orphan_output_section::set_section_addresses): Call current_data_size
9474 and addralign methods of relaxed input sections.
9475 * symtab.cc (Symbol_table::compute_final_value): Extract template
9476 from the body of Symbol_table::sized_finalize_symbol.
9477 (Symbol_table::sized_finalized_symbol): Call
9478 Symbol_table::compute_final_value.
9479 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9480 (Symbol_table::compute_final_value): New templated method declaration.
9481 * target.cc (Target::do_make_output_section): New method defintion.
9482 * target.h (Target::make_output_section): New method declaration.
9483 (Target::relax): Add more parameters for input objects, symbol table
9484 and layout. Adjust call to do_relax.
9485 (Target::do_make_output_section): New method declaration.
9486 (Target::do_relax): Add parameters for input objects, symbol table
9489 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9491 * pread.c: Include stdio.h.
9493 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9495 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9498 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9500 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9501 Change read_shndx type to unsigned int.
9502 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9504 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9505 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9506 Change read_shndx type to unsigned int.
9507 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9509 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9510 * layout.cc (Layout::create_symtab_sections): Cast the result of
9511 local_symcount * symsize to off_t in the gold_assert.
9513 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9515 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9516 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9518 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9519 (Arm_relocate_functions::thm_abs5): New function.
9520 (Arm_relocate_functions::abs12): New function.
9521 (Arm_relocate_functions::abs16): New function.
9522 (Arm_relocate_functions::base_abs): New function.
9523 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9524 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9525 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9527 (Scan::global): Likewise.
9528 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9529 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9530 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9531 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9534 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9536 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9537 (Arm_relocate_functions::movt_prel): New function.
9538 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9539 (Arm_relocate_functions::thm_movt_prel): New function.
9540 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9541 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9542 (Scan::global, Relocate::relocate): Likewise.
9543 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9545 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9547 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9548 Incremental_checker.
9549 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9551 (class Incremental_inputs_header): New class.
9552 (Incremental_inputs_header_writer): Edit comment.
9553 (Incremental_inputs_entry): New class.
9554 (Incremental_inputs_entry_writer): Edit comment.
9555 (Sized_incremental_binary::do_find_incremental_inputs_section):
9556 Add *strtab_shndx parameter, fill it.
9557 (Sized_incremental_binary::do_check_inputs): New method.
9558 (Incremental_checker::can_incrementally_link_output_file): Use
9559 Sized_incremental_binary::check_inputs.
9560 (Incremental_inputs::report_command_line): Save command line in
9563 (Incremental_binary::find_incremental_inputs_section): New
9565 (Incremental_binary::do_find_incremental_inputs_section): Add
9566 strtab_shndx parameter.
9567 (Incremental_binary::do_check_inputs): New pure virtual method.
9568 (Sized_incremental_binary::do_check_inputs): Declare.
9569 (Incremental_checker::Incremental_checker): Add incremental_inputs
9570 parameter, use it to initialize incremental_inputs_.
9571 (Incremental_checker::incremental_inputs_): New field.
9572 (Incremental_checker::command_line): New method.
9573 (Incremental_checker::inputs): New method.
9574 (Incremental_checker::command_line_): New field.
9576 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9578 * incremental.cc: Include <cstdarg> and "target-select.h".
9579 (vexplain_no_incremental): New function.
9580 (explain_no_incremental): New function.
9581 (Incremental_binary::error): New method.
9582 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9584 (make_sized_incremental_binary): New function.
9585 (open_incremental_binary): New function.
9586 (can_incrementally_link_file): Add checks if output is ELF and has
9588 * incremental.h: Include "elfcpp_file.h" and "output.h".
9589 (Incremental_binary): New class.
9590 (Sized_incremental_binary): New class.
9591 (open_incremental_binary): Declare.
9592 * object.cc (is_elf_object): Use
9593 elfcpp::Elf_recognizer::is_elf_file.
9594 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9595 * output.h (Output_file::filesize): New method.
9597 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9599 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9601 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9602 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9604 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9606 (Arm_relocate_functions::movw_abs_nc): New function.
9607 (Arm_relocate_functions::movt_abs): New function.
9608 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9609 (Arm_relocate_functions::thm_movt_abs): New function.
9610 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9611 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9612 (Scan::global): Likewise.
9613 (Relocate::relocate): Likewise.
9614 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9616 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9618 * arm.cc (Arm_relocate_functions::got_prel) New function.
9619 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9620 (Relocate::relocate): Likewise.
9621 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9623 2009-10-06 Ian Lance Taylor <iant@google.com>
9625 * options.h (class General_options): Define
9626 split_stack_adjust_size parameter.
9627 * object.h (class Object): Add uses_split_stack_ and
9628 has_no_split_stack_ fields. Add uses_split_stack and
9629 has_no_split_stack accessor functions. Declare
9630 handle_split_stack_section.
9631 (class Reloc_symbol_changes): Define.
9632 (class Sized_relobj): Define Function_offsets. Declare
9633 split_stack_adjust, split_stack_adjust_reltype, and
9635 * object.cc (Object::handle_split_stack_section): New function.
9636 (Sized_relobj::do_layout): Call handle_split_stack_section.
9637 * dynobj.cc (Sized_dynobj::do_layout): Call
9638 handle_split_stack_section.
9639 * reloc.cc (Sized_relobj::relocate_sections): Call
9640 split_stack_adjust for executable sections in split_stack
9641 objects. Pass reloc_map to relocate_section.
9642 (Sized_relobj::split_stack_adjust): New function.
9643 (Sized_relobj::split_stack_adjust_reltype): New function.
9644 (Sized_relobj::find_functions): New function.
9645 * target-reloc.h: Include "object.h".
9646 (relocate_section): Add reloc_symbol_changes parameter. Change
9648 * target.h (class Target): Add calls_non_split method. Declare
9649 do_calls_non_split virtual method. Declare match_view and
9651 * target.cc: Include "elfcpp.h".
9652 (Target::do_calls_non_split): New function.
9653 (Target::match_view): New function.
9654 (Target::set_view_to_nop): New function.
9655 * gold.cc (queue_middle_tasks): Give an error if mixing
9656 split-stack and non-split-stack objects with -r.
9657 * i386.cc (Target_i386::relocate_section): Add
9658 reloc_symbol_changes parameter.
9659 (Target_i386::do_calls_non_split): New function.
9660 * x86_64.cc (Target_x86_64::relocate_section): Add
9661 reloc_symbol_changes parameter.
9662 (Target_x86_64::do_calls_non_split): New function.
9663 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9665 * powerpc.cc (Target_powerpc::relocate_section): Add
9666 reloc_symbol_changes parameter.
9667 * sparc.cc (Target_sparc::relocate_section): Add
9668 reloc_symbol_changes parameter.
9669 * configure.ac: Call AM_CONDITIONAL for the default target.
9670 * configure: Rebuild.
9671 * testsuite/Makefile.am (TEST_AS): New variable.
9672 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9673 (check_DATA): Add split_i386 and split_x86_64 files.
9674 (SPLIT_DEFSYMS): Define.
9675 (split_i386_[1234n].o): New targets.
9676 (split_i386_[124]): New targets.
9677 (split_i386_[1234r].stdout): New targets.
9678 (split_x86_64_[1234n].o): New targets.
9679 (split_x86_64_[124]): New targets.
9680 (split_x86_64_[1234r].stdout): New targets.
9681 (MOSTLYCLEANFILES): Add new executables.
9682 * testsuite/split_i386.sh: New file.
9683 * testsuite/split_x86_64.sh: New file.
9684 * testsuite/split_i386_1.s: New file.
9685 * testsuite/split_i386_2.s: New file.
9686 * testsuite/split_i386_3.s: New file.
9687 * testsuite/split_i386_4.s: New file.
9688 * testsuite/split_i386_n.s: New file.
9689 * testsuite/split_x86_64_1.s: New file.
9690 * testsuite/split_x86_64_2.s: New file.
9691 * testsuite/split_x86_64_3.s: New file.
9692 * testsuite/split_x86_64_4.s: New file.
9693 * testsuite/split_x86_64_n.s: New file.
9694 * testsuite/testfile.cc (Target_test): Update relocation_section
9696 * testsuite/Makefile.in: Rebuild.
9698 2009-10-06 Ian Lance Taylor <iant@google.com>
9700 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9701 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9702 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9703 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9704 the address on ldo_addrs_.
9705 (Target_i386::Relocate::fix_up_ldo): New function.
9707 2009-10-06 Rafael Espindola <espindola@google.com>
9709 * plugin.cc (add_input_library): New.
9710 (Plugin::load): Add add_input_library to tv.
9711 (Plugin_manager::add_input_file): Add the is_lib argument.
9712 (add_input_file): Update call to Plugin_manager::add_input_file.
9713 (add_input_library): New.
9714 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9716 2009-09-30 Doug Kwan <dougkwan@google.com>
9718 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9719 symbol and call Symbol::may_need_copy_reloc to determine if
9720 a copy reloc is needed.
9721 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9722 nocopyreloc is given in command line.
9723 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9724 given in command line.
9725 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9726 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9727 of the removed Target_i386::may_need_copy_reloc.
9728 * options.h (copyreloc): New option with default value false.
9729 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9730 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9731 instead of the removed Target_powerpc::may_need_copy_reloc.
9732 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9733 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9734 instead of the removed Target_sparc::may_need_copy_reloc.
9735 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9736 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9737 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9738 instead of the removed Target_x86_64::may_need_copy_reloc.
9740 2009-09-30 Ian Lance Taylor <iant@google.com>
9742 * object.h (class Object): Remove target_ field, and target,
9743 sized_target, and set_target methods.
9744 (Object::sized_target): Remove.
9745 (class Sized_relobj): Update declarations. Remove sized_target.
9746 * object.cc (Sized_relobj::setup): Remove target parameter.
9748 (Input_objects::add_object): Don't do anything with the target.
9749 (make_elf_sized_object): Add punconfigured parameter. Change all
9750 callers. Set or test parameter target.
9751 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9753 * parameters.cc (Parameters::set_target): Change parameter type to
9755 (Parameters::default_target): Remove.
9756 (set_parameters_target): Change parameter type to be non-const.
9757 (parameters_force_valid_target): New function.
9758 (parameters_clear_target): New function.
9759 * parameters.h (class Parameters): Update declarations. Remove
9760 default_target method. Add sized_target and clear_target
9761 methods. Change target_ to be non-const.
9762 (set_parameters_target): Update declaration.
9763 (parameters_force_valid_target): Declare.
9764 (parameters_clear_target): Declare.
9765 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9766 as NULL if we aren't searching.
9767 (Add_symbols::run): Don't check for compatible target.
9768 * fileread.cc (Input_file::open_binary): Call
9769 parameters_force_valid_target.
9770 * gold.cc (queue_middle_tasks): Likewise.
9771 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9772 set_target on object.
9773 * dynobj.h (class Sized_dynobj): Update declarations.
9774 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9775 make_elf_object returns NULL.
9776 (Archive::include_member): Don't check whether object target is
9778 * output.cc (Output_section::add_input_section): Get target from
9780 (Output_section::relax_input_section): Likewise.
9781 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9783 (Sized_relobj::do_scan_relocs): Likewise.
9784 (Sized_relobj::relocate_sections): Likewise.
9785 * resolve.cc (Symbol_table::resolve): Likewise.
9786 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9787 parameter. Change all callers.
9788 (Symbol_table::add_from_object): Get target from parameters.
9789 (Symbol_table::add_from_relobj): Don't check object target.
9790 (Symbol_table::add_from_dynobj): Likewise.
9791 (Symbol_table::define_special_symbol): Get target from
9793 * symtab.h (class Symbol_table): Update declaration.
9794 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9795 parameter. Change all callers. Clear parameter target.
9796 (Binary_test): Test target here.
9797 * testsuite/object_unittest.cc (gold_testsuite): Remove
9798 target_test_pointer parameter. Change all callers.
9799 (Object_test): Test target here.
9801 2009-09-26 Ian Lance Taylor <iant@google.com>
9803 * testsuite/initpri1.c: Don't try to use constructor priorities if
9804 compiling with gcc before 4.3.
9806 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9808 * testsuite/retain_symbols_file_test.sh (check_present): Change
9809 output file name to retain_symbols_file_test.stdout.
9810 (check_absent): Likewise.
9812 2009-09-18 Craig Silverstein <csilvers@google.com>
9814 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9815 * options.cc: Include <cerrno> and <fstream>.
9816 (General_options::finalize): Parse -retain-symbols-file tag.
9817 * options.h: New flag.
9818 (General_options): New method should_retain_symbol, new
9819 variable symbols_to_retain.
9820 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9821 should_retain_symbol map.
9822 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9823 * testsuite/Makefile.in: Regenerate.
9824 * testsuite/retain_symbols_file_test.sh: New file.
9826 2009-09-18 Nick Clifton <nickc@redhat.com>
9828 * po/es.po: Updated Spanish translation.
9830 2009-09-17 Doug Kwan <dougkwan@google.com>
9832 * debug.h (DEBUG_RELAXATION): New constant.
9833 (DEBUG_ALL): Add DEBUG_RELAXATION.
9834 (debug_string_to_enum): Add relaxation debug option.
9836 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9837 Layout::Relaxation_debug_check::read_sections,
9838 Layout::Relaxation_debug_check::read_sections): New method definitions.
9839 (Layout::Layout): Initialize data members
9840 record_output_section_data_from_scrips_,
9841 script_output_section_data_list_ and relaxation_debug_check_.
9842 (Layout::save_segments, Layout::restore_segments,
9843 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9844 Layout::relaxation_loop_body): New method definitions.
9845 (Layout::finalize): Support relaxation. Move section layout code to
9846 Layout::relaxation_loop_body.
9847 (Layout::set_asection_address_from_script): Move code for orphan
9848 section placement out.
9849 (Layout::place_orphan_sections_in_script): New method definition.
9850 * layout.h (Output_segment_headers, Output_file_header):
9851 New forward class declarations.
9852 (Layout::~Layout): Define.
9853 (Layout::new_output_section_data_from_script): New method definition.
9854 (Layout::place_orphan_sections_in_script): New method declaration.
9855 (Layout::Segment_states): New type declaration.
9856 (Layout::save_segments, Layout::restore_segments,
9857 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9858 Layout::relaxation_loop_body): New method declarations.
9859 (Layout::Output_section_data_list): New type declaration.
9860 (Layout::Relaxation_debug_check): New class definition.
9861 (Layout::record_output_section_data_from_script_,
9862 Layout::script_output_section_data_list_, Layout::segment_states_,
9863 Layout::relaxation_debug_check_): New data members.
9864 * output.cc: (Output_section_headers::do_size): New method definition.
9865 (Output_section_headers::Output_section_headers): Move size
9866 computation to Output_section_headers::do_size.
9867 (Output_segment_headers::do_size): New method definition.
9868 (Output_file_header::Output_file_header): Move size computation to
9869 Output_file_header::do_size and call it.
9870 (Output_file_header::do_size): New method definition.
9871 (Output_data_group::Output_data_group): Adjust call to
9872 Output_section_data.
9873 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9874 (Output_symtab_xindex::do_write): Add array bound check.
9875 (Output_section::Input_section::print_to_mapfile): Handle
9876 RELAXED_INPUT_SECTION_CODE.
9877 (Output_section::Output_section): Initialize data member checkpoint_.
9878 (Output_section::~Output_section): Delete checkpoint object pointed
9880 (Output_section::add_input_section): Always add an Input_section if
9882 (Output_section::add_merge_input_section): Add assert.
9883 (Output_section::relax_input_section): New method definition.
9884 (Output_section::set_final_data_size): Set load address to zero for
9885 an unallocated section.
9886 (Output_section::do_address_and_file_offset_have_reset_values):
9887 New method definition.
9888 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9889 Handle relaxed input section.
9890 (Output_section::sort_attached_input_sections): Checkpoint input
9891 section list lazily.
9892 (Output_section::get_input_sections): Change type of input_sections to
9893 list of Simple_input_section pointers. Checkpoint input section list
9894 lazily. Also handle relaxed input sections.
9895 (Output_section::add_input_section_for_script): Take a reference to
9896 a Simple_input_section object instead of Relobj pointer and section
9897 index as parameter. Handle relaxed input sections.
9898 (Output_section::save_states, Output_section::restore_states): New
9900 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9901 (Output_data::is_data_size_fixed): New method definition.
9902 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9904 (Output_data::address_and_file_offset_have_reset_values): New method
9906 (Output_data::do_address_and_file_offset_have_reset_values): New method
9908 (Output_data::set_data_size): Check that data size is not fixed.
9909 (Output_data::fix_data_size): New method definition.
9910 (Output_data::is_data_size_fixed_): New data member.
9911 (Output_section_headers::set_final_data_size): New method definition.
9912 (Output_section_headers::do_size): New method declaration.
9913 (Output_segment_headers::set_final_data_size): New method definition.
9914 (Output_segment_headers::do_size): New method declaration.
9915 (Output_file_header::set_final_data_size)::New method definition.
9916 (Output_file_header::do_size)::New method declaration.
9917 (Output_section_data::Output_section_data): Add new parameter
9918 is_data_size_fixed and use it to fix data size.
9919 (Output_data_const::Output_data_const): Adjust call to base class
9920 constructor and fix data size.
9921 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9922 base class constructor and fix data size.
9923 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9924 base class constructor and fix data size.
9925 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9926 class constructor and fix data size.
9927 (Output_data_group::set_final_data_size): New method definition.
9928 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9929 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9930 class constructor and fix data size.
9931 (Output_relaxed_input_section): New class definition.
9932 (Output_section::Simple_input_section): New class definition.
9933 (Output_section::get_input_sections): Adjust parameter list.
9934 (Output_section::add_input_section_for_script): Same.
9935 (Output_section::save_states, Output_section::restore_states,
9936 Output_section::do_address_and_file_offset_have_reset_values,
9937 (Output_section::Input_section::Input_section): Handle
9938 RELAXED_INPUT_SECTION_CODE. Add new overload for
9939 Output_relaxed_input_section.
9940 (Output_section::Input_section::is_input_section,
9941 Output_section::Input_section::set_output_section): Handle relaxed
9943 (Output_section::Input_section::is_relaxed_input_section,
9944 Output_section::Input_section::output_section_data,
9945 Output_section::Input_section::relaxed_input_section): New method
9947 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9949 (Output_section::Input_section::u1_): Update comments.
9950 (Output_section::Input_section::u2_): Add new union member poris.
9951 (Output_section::Checkpoint_output_section): New classs definition.
9952 (Output_section::relax_input_section): New method declaration.
9953 (Output_section::checkpoint_): New data member.
9954 (Output_segment): Update comments.
9955 (Output_segment::Output_segment): Un-privatize copy constructor.
9956 (Output_segment::operator=): Un-privatize.
9957 * script-sections.cc (Output_section_element::Input_section_list):
9958 Change element type to Output_section::Simple_input_section.
9959 (Output_section_element_dot_assignment::set_section_addresses):
9960 Register output section data for relaxation clean up.
9961 (Output_data_exression::Output_data_expression): Adjust call to base
9962 constructor to fix data size.
9963 (Output_section_element_data::set_section_addresses): Register
9964 Output_data_expression object for relaxation clean up.
9965 (struct Input_section_info): Replace Relobj pointer and section index
9966 pair with Output_section::Simple_input_section and Convert struct to a
9968 (Input_section_sorter::operator()): Adjust access to
9969 Input_section_info data member to use accessors.
9970 (Output_section_element_input::set_section_addresses): Use layout
9971 parameter. Adjust code to use Output_section::Simple_input_section
9972 and Input_secction_info classes. Register filler for relaxation
9974 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9975 and section index pair with Output_section::Simple_input_section
9976 class. Adjust code accordingly.
9977 (Phdrs_element::release_segment): New method definition.
9978 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9980 (Script_sections::release_segments): New method definition.
9981 * gold/script-sections.h (Script_sections::release_segments): New
9983 * gold/target.h (Target::may_relax, Target::relax,
9984 Target::do_may_relax, Target::do_relax): New method definitions.
9986 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9988 * arm.cc (has_signed_unsigned_overflow): New function.
9989 (Arm_relocate_functions::abs8): New function.
9990 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9991 (Target_arm::Scan::global): Likewise.
9992 (Target_arm::relocate::relocate): Likewise.
9993 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9996 2009-09-16 Cary Coutant <ccoutant@google.com>
9998 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9999 * testsuite/Makefile.in: Regenerate.
10001 2009-09-11 Nick Clifton <nickc@redhat.com>
10003 * po/gold.pot: Updated by the Translation project.
10005 2009-09-08 Cary Coutant <ccoutant@google.com>
10007 * output.cc (Output_file::open): Add execute permission to empty file.
10008 * testsuite/Makefile.am (permission_test): New test.
10009 * testsuite/Makefile.in: Regenerate.
10011 2009-09-02 Ian Lance Taylor <iant@google.com>
10013 * output.cc (Output_file::resize): Call map_no_anonymous rather
10016 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
10018 * gold.cc: Include "incremental.h".
10019 (queue_initial_tasks): Call Incremental_checker methods.
10020 * incremental.cc: Include "output.h".
10021 (Incremental_checker::can_incrementally_link_output_file): New
10023 * incremental.h (Incremental_checker): New class.
10025 * output.cc (Output_file::open_for_modification): New method.
10026 (Output_file::map_anonymous): Changed return type to bool. Record
10027 map in base_ field.
10028 (Output_file::map_no_anonymous): New method, broken out of map.
10029 (Output_file::map): Use map_no_anonymous and map_anonymous.
10030 * output.h (class Output_file): Update declarations.
10032 2009-08-24 Cary Coutant <ccoutant@google.com>
10034 * options.h (Command_line::Pre_options): New class.
10035 (Command_line::pre_options): New member.
10036 * options.cc (gold::options::ready_to_register): New variable.
10037 (One_option::register_option): Do nothing if not registering options.
10038 Assert if same short option registered twice.
10039 (General_options::General_options): Turn off option registration when
10041 (Command_line::Pre_options::Pre_options): New constructor.
10043 2009-08-24 Cary Coutant <ccoutant@google.com>
10045 * options.h (General_options::no_keep_memory): Remove incorrect
10048 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10050 * Makefile.am (am__skiplex, am__skipyacc): New.
10051 * Makefile.in: Regenerate.
10053 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10055 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10056 (INCLUDES): ... this.
10057 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10058 (AM_CPPFLAGS): Renamed from ...
10059 (INCLUDE): ... this.
10060 * Makefile.in, testsuite/Makefile.in: Regenerate.
10062 * Makefile.in: Regenerate.
10063 * aclocal.m4: Likewise.
10064 * config.in: Likewise.
10065 * configure: Likewise.
10066 * testsuite/Makefile.in: Likewise.
10068 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10069 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10070 * Makefile.in: Regenerate.
10071 * testsuite/Makefile.in: Regenerate.
10073 2009-08-19 Cary Coutant <ccoutant@google.com>
10075 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10076 symbols in shared libraries overridden by hidden or internal symbols
10077 in the main program.
10079 2009-08-19 Chris Demetriou <cgd@google.com>
10081 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10082 checking source file names in error messages.
10084 2009-08-18 Doug Kwan <dougkwan@google.com>
10086 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10087 an elcpp::Ehdr as parameter. Adjust call to set_target.
10088 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10089 an elfcpp::Ehdr as parameter.
10090 * object.cc (Object::set_target): Remove the version that looks up
10091 a target and sets it.
10092 (Sized_relobj::setup): Take a Target object instead of
10093 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10094 (make_elf_sized_object): Find target and ask target to
10095 make an ELF object.
10096 * object.h: (Object::set_target): Remove the version that looks up
10097 a target and sets it.
10098 (Sized_relobj::setup): Take a Target object instead of
10099 an elfcpp:Ehdr as parameter.
10100 * target.cc: Include dynobj.h.
10101 (Target::do_make_elf_object_implementation): New.
10102 (Target::do_make_elf_object): New.
10103 * target.h (Target::make_elf_object): New template declaration.
10104 (Target::do_make_elf_object): New method declarations.
10105 (Target::do_make_elf_object_implementation): New template declaration.
10107 2009-08-14 Ian Lance Taylor <iant@google.com>
10109 * gold.h (FUNCTION_NAME): Define.
10110 (gold_unreachable): Use FUNCTION_NAME.
10112 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10114 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10115 symbol in the --keep-unique list is not found.
10117 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10119 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10120 been maked as --keep-unique.
10121 (Icf::unfold_section): New function.
10122 * icf.h (Icf::unfold_section): New function.
10123 * options.h (General_options::keep_unique): New option.
10124 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10125 * testsuite/Makefile.in: Regenerate.
10126 * testsuite/icf_keep_unique_test.sh: New file.
10127 * testsuite/icf_keep_unique_test.cc: New file.
10129 2009-08-12 Cary Coutant <ccoutant@google.com>
10132 * resolve.cc (Symbol_table::resolve): Check for references from
10133 dynamic objects to hidden and internal symbols.
10134 * testsuite/Makefile.am (hidden_test.sh): New test.
10135 * testsuite/Makefile.in: Regenerate.
10136 * testsuite/hidden_test.sh: New script.
10137 * testsuite/hidden_test_1.c: New test source.
10138 * testsuite/hidden_test_main.c: New test source.
10140 2009-08-11 Doug Kwan <dougkwan@google.com>
10142 * arm.cc: Update comments.
10143 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10144 segment to locate the .ARM.exidx section if present.
10146 2009-08-09 Doug Kwan <dougkwan@google.com>
10148 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10151 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10152 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10155 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10157 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10158 valid tls_segment only for non-debug-section relocations.
10159 * testsuite/Makefile.am: Add gc_tls_test.
10160 * testsuite/Makefile.in: Regenerate.
10161 * testsuite/gc_tls_test.cc: New file.
10162 * testsuite/gc_tls_test.sh: New file.
10164 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10166 * icf.cc: New file.
10168 * Makefile.am (CCFILES): Add icf.cc.
10169 (HFILES): Add icf.h
10170 * Makefile.in: Regenerate.
10171 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10172 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10173 section, symbol and addend information for the relocs.
10174 * gold.cc (queue_middle_tasks): Call identical code folding.
10175 * gold.h: Add defines for multimap.
10176 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10177 to the call of finalize_local_symbols.
10178 * main.cc (main): Create object of class Icf.
10179 * object.cc (Sized_relobj::do_layout): Allow this function to be
10180 called twice during icf.
10181 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10182 to sections marked as identical by icf.
10183 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10185 (Sized_relobj::do_section_entsize): New function.
10186 * object.h (Object::section_entsize): New function.
10187 (Object::do_section_entsize): New pure virtual function.
10188 (Relobj::finalize_local_symbols): Add new parameter.
10189 (Relobj::do_section_entsize): New function.
10190 * options.h (General_options::icf): New option.
10191 (General_options::icf_iterations): New option.
10192 (General_options::print_icf_sections): New option.
10193 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10194 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10195 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10197 * symtab.cc (Symbol_table::is_section_folded): New function.
10198 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10199 to sections marked as identical by icf.
10200 * symtab.h (Symbol_table::set_icf): New function.
10201 (Symbol_table::icf): New function.
10202 (Symbol_table::is_section_folded): New function.
10203 (Symbol_table::icf_): New data member.
10204 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10205 * testsuite/Makefile.am: Add commands to build icf_test.
10206 * testsuite/Makefile.in: Regenerate.
10207 * testsuite/icf_test.sh: New file.
10208 * testsuite/icf_test.cc: New file.
10210 2009-07-24 Chris Demetriou <cgd@google.com>
10212 * layout.cc (is_compressible_debug_section): Fix incorrect
10213 comment about compressed section names.
10215 2009-07-20 Ian Lance Taylor <ian@airs.com>
10218 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10220 2009-07-16 Ian Lance Taylor <iant@google.com>
10223 * layout.h: #include <map>.
10224 (class Kept_section): Change from struct to class. Add accessors
10225 and setters. Add section size to Comdat_group mapping. Change
10226 Comdat_group to std::map. Add is_comdat_ field. Add
10227 linkonce_size field in union.
10228 (class Layout): Update declaration of find_or_add_kept_section.
10229 Don't declare find_kept_object.
10230 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10231 parameter. Add object, shndx, is_comdat, and is_group_name
10232 parameters. Change all callers. Adjust for new Kept_section.
10233 (Layout::find_kept_object): Remove.
10234 * object.cc (Sized_relobj::include_section_group): Update use of
10235 Kept_section. Rename secnum to shndx. Only record
10236 Kept_comdat_section if sections are the same size.
10237 (Sized_relobj::include_linkonce_section): Update use of
10238 Kept_section. Only record Kept_comdat_section if sections are the
10239 same size. Set size of linkonce section.
10240 (Sized_relobj::map_to_kept_section): Update call to
10241 get_kept_comdat_section.
10242 * object.h (class Sized_relobj): Rename fields in
10243 Kept_comdat_section to drop trailing underscores; change object
10244 field to Relobj*. Change Kept_comdat_section_table to store
10245 struct rather than pointer.
10246 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10247 Add kept_object and kept_shndx parameters. Change all callers.
10248 (Sized_relobj::get_kept_comdat_section): Change return type to
10249 bool. Add kept_object and kept_shndx parameters. Change all
10251 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10252 Layout::find_or_add_kept_section.
10254 2009-07-09 Ian Lance Taylor <iant@google.com>
10256 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10257 Reserve space in the hash table.
10259 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10261 * fileread.cc (File_read::get_mtime): New method.
10262 * fileread.h (Timespec): New structure.
10263 (File_read::get_mtime): New method.
10264 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10265 Renamed from timestamp_nsec.
10266 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10268 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10270 (Incremental_inputs::report_archive): Save mtime; style fix.
10271 (Incremental_inputs::report_obejct): Save mtime; style fix.
10272 (Incremental_inputs::report_script): Save mtime; style fix.
10273 (Incremental_inputs::finalize_inputs): Style fix.
10274 (Incremental_inputs::finalize): Style fix.
10275 (Incremental_inputs::create_input_section_data): Store inputs
10277 * incremental.h (Incremental_inputs::report_script): Add mtime
10279 (Incremental_inputs::Input_info::Input_info): Intialize only one
10281 (Incremental_inputs::Input_info::archive): Move to nameless
10283 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10284 (Incremental_inputs::Input_info::script): Move to nameless union.
10285 (Incremental_inputs::mtime): New field.
10286 * script.cc (read_input_script): Pass file mtime to
10288 * script.h (Script_info::inputs): Style fix.
10290 2009-07-01 Ian Lance Taylor <ian@airs.com>
10292 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10295 2009-06-24 Ian Lance Taylor <iant@google.com>
10298 * layout.cc (Layout::choose_output_section): If we find an
10299 existing section, update the flags.
10300 (Layout::create_notes): New function, broken out of
10302 (Layout::finalize): Don't create note sections.
10303 (Layout::create_note): Don't crash if linker script discards
10305 (Layout::create_gold_note): Likewise.
10306 (Layout::create_build_id): Likewise. Don't set
10307 after_input_sections on the section.
10308 (Layout::create_executable_stack_info): Remove target parameter.
10310 * layout.h (class Layout): Declare create_notes. Update
10311 declaration of create_executable_stack_info.
10312 * gold.cc (queue_middle_tasks): Call create_notes.
10313 * output.cc (Output_section::update_flags_for_input_section): Move
10314 here from output.h. If SHF_ALLOC flag is newly set, mark address
10316 * output.h (Output_data::mark_address_invalid): New function.
10317 (class Output_section): Only declare, not define,
10318 update_flags_for_input_section. Remove set_flags.
10320 2009-06-24 Ian Lance Taylor <iant@google.com>
10322 * script-sections.cc (Output_section_definition::
10323 set_section_addresses): Rename shadowing local load_address to
10326 2009-06-24 Ian Lance Taylor <iant@google.com>
10329 * reloc.cc (relocate_sections): Skip empty relocation sections.
10331 2009-06-23 Ian Lance Taylor <iant@google.com>
10334 * layout.cc (Layout::create_note): Use choose_output_section
10335 rather than make_output_section.
10337 2009-06-23 Ian Lance Taylor <iant@google.com>
10340 * options.cc (General_options::parse_V): Set printed_version_.
10341 (General_options::General_options): Initialize printed_version_.
10342 * options.h (class General_options): Add printed_version_ field.
10343 * gold.cc (queue_initial_tasks): If there are no input files,
10344 don't give a fatal error if we printed the version information.
10345 (queue_middle_tasks): If using -r with a shared object, give a
10346 fatal error rather than an ordinary error.
10348 2009-06-23 Ian Lance Taylor <iant@google.com>
10351 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10352 (Layout::make_output_section): Set have_stabstr_section_ if we see
10353 a .stab*str section.
10354 (Layout::finalize): Call link_stabs_sections.
10355 (Layout::link_stabs_sections): New file.
10356 * layout.h (class Layout): Add have_stabstr_section_ field.
10357 Declare link_stabs_sections.
10359 2009-06-23 Doug Kwan <dougkwan@google.com>
10361 * Makefile.am (libgold_a_LIBADD): New.
10362 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10363 * Makefile.in: Regenerate.
10364 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10365 * configure: Regenerate.
10366 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10367 * fileread.cc: Include sys/state.h
10368 * gold.h: Declare memmem and strndup if found missing.
10369 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10371 2009-06-23 Ian Lance Taylor <iant@google.com>
10373 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10374 * configure: Rebuild.
10376 2009-06-23 Ian Lance Taylor <iant@google.com>
10379 * object.cc (Object::section_contents): Don't try to get a view if
10380 the section has length zero.
10381 (Object::handle_gnu_warning_section): If the section is empty, use
10382 the name of the section as the warning.
10384 2009-06-23 Ian Lance Taylor <iant@google.com>
10387 * stringpool.h (class Stringpool_template): Add optimize_ field.
10388 (Stringpool_template::set_optimize): New function.
10389 * stringpool.cc (Stringpool_template::Stringpool_template):
10390 Initialize optimize_ field.
10391 (Stringpool_template::set_string_offsets): Test local optimize
10392 fild rather than parameter.
10393 * layout.cc (Layout::Layout): Call set_optimize on the section
10396 2009-06-22 Ian Lance Taylor <iant@google.com>
10399 * yyscript.y: Parse TARGET.
10400 * script.cc (script_set_target): New function.
10401 * script-c.h (script_set_target): Declare.
10402 * options.cc (General_options::string_to_object_format): Rename
10403 from string_to_object_format in anonymous namespace. Change
10405 * options.h (class General_options): Declare
10406 string_to_object_format.
10408 2009-06-22 Ian Lance Taylor <iant@google.com>
10410 * script-sections.cc (Script_sections::create_segments): Don't put
10411 program headers in a PT_LOAD segment if -n or -N.
10413 2009-06-22 Ian Lance Taylor <iant@google.com>
10416 * options.h (class General_options): Add -z lazy and -z now. Sort
10417 -z options into alphabetical order.
10418 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10420 2009-06-21 Ian Lance Taylor <iant@google.com>
10422 * layout.cc (Layout::make_output_section): Call
10423 Target::new_output_section.
10424 (Layout::attach_allocated_section_to_segment): Put large section
10425 sections in a separate load segment with the large segment flag
10427 (Layout::segment_precedes): Sort large data segments after other
10429 (align_file_offset): New static function.
10430 (Layout::set_segment_offsets): Use align_file_offset.
10431 * output.h (class Output_section): Add is_small_section_ and
10432 is_large_section_ fields.
10433 (Output_section::is_small_section): New function.
10434 (Output_section::set_is_small_section): New function.
10435 (Output_section::is_large_section): New function.
10436 (Output_section::set_is_large_section): New function.
10437 (Output_section::is_large_data_section): New function.
10438 (class Output_segment): Add is_large_data_segment_ field.
10439 (Output_segment::is_large_data_segment): New function.
10440 (Output_segment::set_is_large_data_segment): New function.
10441 * output.cc (Output_section::Output_section): Initialize new
10443 (Output_segment::Output_segment): Likewise.
10444 (Output_segment::add_output_section): Add assertion that large
10445 data sections always go in large data segments. Force small data
10446 sections to the end of the list of data sections. Force small BSS
10447 sections to the start of the list of BSS sections. For large BSS
10448 sections to the end of the list of BSS sections.
10449 * symtab.h (class Symbol): Declare is_common_shndx.
10450 (Symbol::is_defined): Check Symbol::is_common_shndx.
10451 (Symbol::is_common): Likewise.
10452 (class Symbol_table): Define enum Commons_section_type. Update
10453 declarations. Add small_commons_ and large_commons_ fields.
10454 * symtab.cc (Symbol::is_common_shndx): New function.
10455 (Symbol_table::Symbol_table): Initialize new fields.
10456 (Symbol_table::add_from_object): Put small and large common
10457 symbols in the right list.
10458 (Symbol_table::sized_finalized_symbol): Check
10459 Symbol::is_common_shndx.
10460 (Symbol_table::sized_write_globals): Likewise.
10461 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10462 common symbol lists. Don't call do_allocate_commons_list if the
10464 (Symbol_table::do_allocate_commons_list): Remove is_tls
10465 parameter. Add comons_section_type parameter. Change all
10466 callers. Handle small and large common symbols.
10467 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10468 Symbol::is_common_shndx.
10469 * resolve.cc (symbol_to_bits): Likewise.
10470 * target.h (Target::small_common_shndx): New function.
10471 (Target::small_common_section_flags): New function.
10472 (Target::large_common_shndx): New function.
10473 (Target::large_common_section_flags): New function.
10474 (Target::new_output_section): New function.
10475 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10476 small_common_section_flags, and large_common_section_flags
10478 (Target::do_new_output_section): New virtual function.
10479 * arm.cc (Target_arm::arm_info): Initialize new fields.
10480 * i386.cc (Target_i386::i386_info): Likewise.
10481 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10483 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10484 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10485 (Target_x86_64::do_new_output_section): New function.
10486 * configure.ac: Define conditional MCMODEL_MEDIUM.
10487 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10488 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10489 (large_LDFLAGS): Define.
10490 * testsuite/large.c: New file.
10491 * testsuite/testfile.cc (Target_test::test_target_info):
10492 Initialize new fields.
10493 * configure, testsuite/Makefile.in: Rebuild.
10495 2009-06-05 Doug Kwan <dougkwan@google.com>
10497 * Makefile.am (CCFILES): Add target.cc.
10498 * Makefile.in: Regenerate.
10499 * i386.cc (class Target_i386): Define new virtual method to
10500 override do_is_local_label_name in parent.
10501 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10502 local symbols if --discard-locals or -X is given.
10503 * options.h (class General_options): Declare new options
10504 '--discard-locals' and '-X' for discarding locals.
10505 * target.h (class Target): Define new methods is_local_label_name.
10506 Declare new virtual method do_is_local_label_name.
10507 * target.cc: New file.
10508 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10509 (check_SCRIPTS): Add discard_locals_test.sh.
10510 (check_DATA): Add discard_local_tests.syms.
10511 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10512 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10513 * testsuite/Makefile.in: Regenerate.
10514 * testsuite/discard_locals_test.c: New file.
10515 * testsuite/discard_locals_test.sh: Same.
10517 2009-06-05 Doug Kwan <dougkwan@google.com>
10519 * object.cc (Sized_relobj::Sized_relobj): Initialize
10520 discarded_eh_frame_shndx_ to -1U.
10521 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10523 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10524 a discarded .eh_frame section.
10525 (Sized_relobj::do_finalize_local_symbols): Ditto.
10526 * object.h (class Sized_relobj): Declare new member
10527 discarded_eh_frame_shndx_.
10528 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10529 (local_labels_test.o, local_labels_test): New rules.
10530 * testsuite/Makefile.in: Regenerate.
10532 2009-06-04 Doug Kwan <dougkwan@google.com>
10534 * layout.cc (Layout::section_name_mapping): Add mapping for
10535 special ARM sections.
10537 2009-06-03 Doug Kwan <dougkwan@google.com>
10539 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10540 (utils::has_overflow): Same.
10542 2009-06-03 Ian Lance Taylor <iant@google.com>
10544 * layout.cc (Layout::section_name_mapping): New array, replacing
10545 Layout::linkonce_mapping.
10546 (Layout::section_name_mapping_count): New variable, replacing
10547 Layout::linkonce_mapping_count.
10548 (Layout::linkonce_output_name): Remove.
10549 (Layout::output_section_name): Rewrite.
10550 * layout.h (class Layout): Rename Linkonce_mapping to
10551 Section_name_mapping, linkonce_mapping to section_name_mapping,
10552 linkonce_mapping_count to section_name_mapping_count. Don't
10553 declare linkonce_output_name.
10555 2009-06-03 Doug Kwan <dougkwan@google.com>
10557 * gold/arm.cc (namespace utils): New.
10558 (Target_arm::reloc_is_non_pic): Define new method.
10559 (class Arm_relocate_functions): New.
10560 (Target_arm::Relocate::relocate): Handle relocation types used by
10563 2009-06-03 Ian Lance Taylor <iant@google.com>
10565 * arm.cc (Target_arm::scan::global): Use || instead of |.
10567 2009-06-02 Doug Kwan <dougkwan@google.com>
10569 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10570 issued_non_pic_error_.
10571 (class Target_arm::Scan): Declare new method check_non_pic.
10572 Define new method symbol_needs_plt_entry.
10573 Declare new data member issued_non_pic_error_.
10574 (class Target_arm::Relocate): Declare new method
10575 should_apply_static_reloc.
10576 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10577 (Target_arm::Scan::check_non_pic): Define new method.
10578 (Target_arm::Scan::local): Handle a small subset of reloc types used
10580 (Target_arm::Scan::local): Same.
10581 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10583 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10585 * incremental.cc (Incremental_inputs::report_command_line): Filter
10586 out --incremental-* options.
10588 2009-05-29 Doug Kwan <dougkwan@google.com>
10590 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10592 (class Target_arm): Update comment.
10593 (Target_arm::Target_arm): Initialize new data members GOT_,
10594 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10595 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10596 and Target_arm::rel_dyn_section.
10597 Declare new_enum Target_arm::Got_type.
10598 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10600 Update commments for member do_dynsym_value.
10601 (Target_arm::got_size, Target_arm::plt_section,
10602 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10603 new methods inside class defintion.
10604 (Target_arm::got_section): Define new method.
10605 (Target_arm::rel_dyn_section): Same.
10606 (Output_data_plt_arm): New template class.
10607 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10608 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10609 (Output_data_plt_arm::add_entry): Same.
10610 (Output_data_plt_arm::first_plt_entry): Define new
10611 static data member for PLT instruction template.
10612 (Output_data_plt_arm::plt_entry): Same.
10613 (Output_data_plt_arm::do_write): Define new method.
10614 (Target_arm::make_plt_entry): Same.
10615 (Target_arm::do_finalize_sections): Same.
10616 (Target_arm::do_dynsym_value): Same.
10618 2009-05-28 Doug Kwan <dougkwan@google.com>
10620 * Makefile.am (TARGETSOURCES): Add arm.cc.
10621 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10622 * Makefile.in: Regenerate.
10623 * arm.cc: New file.
10624 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10626 2009-05-26 Doug Kwan <dougkwan@google.com>
10628 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10629 (General_options::check_excluded_libs): Strip off directories in
10630 archive name before matching like GNU ld does.
10631 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10632 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10633 (exclude_libs_test_LDFLAGS): Add linker option
10634 -Wl,--exclude-libs,libexclude_libs_test_3
10635 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10636 an explicit archive without using -l.
10637 (alt/libexclude_libs_test_3.a): New make rule.
10638 * testsuite/Makefile.in: Regenerate.
10639 * testsuite/exclude_libs_test.c : Declare lib3_default().
10641 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10642 * exclude_libs_test_3.c: New file.
10644 2009-05-26 Nick Clifton <nickc@redhat.com>
10646 * po/id.po: New Indonesian translation.
10647 * po/gold.pot: Updated template file.
10649 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10651 * testsuite/Makefile.am: Add -ffunction-sections to compile
10652 gc_comdat_test files. Add -Wl,--gc-sections to build
10654 * testsuite/Makefile.in: Regenerate.
10655 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10657 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10659 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10660 kept comdat section was garbage collected.
10661 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10662 * testsuite/Makefile.in: Regenerate.
10663 * testsuite/gc_comdat_test.sh: New file.
10664 * testsuite/gc_comdat_test_1.cc: New file.
10665 * testsuite/gc_comdat_test_2.cc: New file.
10667 2009-05-19 Doug Kwan <dougkwan@google.com>
10669 * archive.cc (Archive::Archive): Move constructor from archive.h
10670 to here. Initialize no_export_.
10671 (Archive::get_elf_object_for_member): Set no_export flag of object.
10672 * archive.h (Archive::Archive): Move constructor body to
10674 (Archive::no_export): New method.
10675 (Archive::no_export_): New field.
10676 * object.h (Object::Object): Initialize no_export_ to false.
10677 (Object::no_export, Object::set_no_export): New methods.
10678 (Object::no_export_): New field.
10679 * options.cc (General_options::parse_exclude_libs): New method.
10680 (General_options::check_excluded_libs) Same.
10681 * options.h (exclude_libs): New option.
10682 (General_options::check_excluded_libs): New method declaration.
10683 (General_options::excluded_libs_): New field.
10684 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10685 default or protected visibility if an object has no-export flag set.
10686 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10687 (check_SCRIPTS): Add exclude_libs_test.sh.
10688 (check_DATA): Add exclude_libs_test.syms.
10689 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10690 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10691 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10692 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10693 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10694 libexclude_libs_test_2.a): New rules.
10695 * testsuite/Makefile.in: Regenerate.
10696 * testsuite/exclude_libs_test.c: New file.
10697 * testsuite/exclude_libs_test.sh: Ditto.
10698 * testsuite/exclude_libs_test_1.c: Ditto.
10699 * testsuite/exclude_libs_test_2.c: Ditto.
10701 2009-05-15 Ian Lance Taylor <iant@google.com>
10703 * configure.ac: Check for declarations for cases where libiberty.h
10704 checks HAVE_DECL_xxx.
10705 * configure, config.in: Rebuild.
10707 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10709 * gold.h (Incremental_argument_list): Remove (invalid) forward
10711 * incremental.cc (Incremental_inputs::report_achive): New method.
10712 (Incremental_inputs::report_object): New method.
10713 (Incremental_inputs::report_script): New method.
10714 (Incremental_inputs::finalize_inputs): New method.
10715 (Incremental_inputs::finalize): Call finalize_inputs().
10716 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10717 Create inputs entries.
10718 * incremental.h (Incremental_input_type): New enum.
10719 (Incremental_inputs::Incremental_input): Initialize new fields.
10720 (Incremental_inputs::report_inputs): New method.
10721 (Incremental_inputs::report_achive): New method.
10722 (Incremental_inputs::report_object): New method.
10723 (Incremental_inputs::report_script): New method.
10724 (Incremental_inputs::finalize_inputs): New method.
10725 (Incremental_inputs::Input_info): New struct.
10726 (Incremental_inputs::Input_info_map): New typedef.
10727 (Incremental_inputs::lock_): New field.
10728 (Incremental_inputs::Inputs_): New field.
10729 (Incremental_inputs::Inputs_map): New field.
10730 * main.cc (main): Call Incremental_input::report_inputs.
10731 * options.h (Input_argument_list): Typedef moved from
10733 (Input_file_group::Files): Remove, use ::Input_argument_list.
10734 (Input_file_group::Input_argument_list): Remove, use
10735 ::Input_argument_list.
10736 * plugin.cc (Plugin_manager::add_input_file): Add error in
10738 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10740 * script.cc (read_input_script): Call
10741 Incremental_input::report_script.
10742 * script.h (Script_info): New class.
10744 2009-04-27 Ian Lance Taylor <iant@google.com>
10746 * x86_64.cc (do_adjust_output_section): Set entsize to
10749 2009-04-23 Elliott Hughes <enh@google.com>
10751 * output.cc (Output_file::close): After short writes, continue
10752 writing from the correct offset in the buffer being written.
10754 2009-04-23 Chris Demetriou <cgd@google.com>
10756 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10757 * configure: Regenerate.
10758 * config.in: Regenerate.
10759 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10760 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10762 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10764 * incremental.cc (Incremental_inputs_header_data): Renamed from
10765 Incremental_input_header_data.
10766 (Incremental_inputs_header_data::data_size): New field.
10767 (Incremental_inputs_header_data::put_input_file_count): Renamed
10768 from input_file_count.
10769 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10770 from command_line_offset.
10771 (Incremental_inputs_header_data::put_reserved): Renamed from
10773 (Incremental_inputs_entry_data): Renamed from
10774 Incremental_input_entry_data.
10775 (Incremental_inputs_entry_data::data_size): New field.
10776 (Incremental_inputs::report_command_line): New method.
10777 (Incremental_inputs::finalize): New method.
10778 (Incremental_inputs::create_incremental_inputs_data): New method.
10779 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10780 * incremental.h: New file.
10781 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10782 (Layout::finalize): Create incremental inputs section in
10783 incremental builds.
10784 (Layout::create_incremental_info_sections): New method.
10785 * layout.h (Layout::incremental_inputs): New method.
10786 (Layout::create_incremental_info_sections): New method.
10787 (Layout::incremental_inputs_): New field.
10788 * main.cc (main): Notify Incremental_input of the command line.
10790 2009-04-01 Ian Lance Taylor <iant@google.com>
10791 Mikolaj Zalewski <mikolajz@google.com>
10793 * gold.h (reserve_unordered_map): Define, three versions, one for
10794 each version of Unordered_map.
10795 * layout.cc (Layout::Layout): Remove options parameter. Add
10796 number_of_input_files parameter. Don't initialize options_.
10797 Initialize number_of_input_files_ and resized_signatures_. Move
10798 sections_are_attached_.
10799 (Layout::layout_group): Reserve space for group_signatures_.
10800 (Layout::find_or_add_kept_section): Change name parameter to be a
10801 reference. Resize signatures_ map when it gets large enough.
10802 (Layout::layout_eh_frame): Use parameters->options() instead of
10804 (Layout::make_output_section): Likewise.
10805 (Layout::attach_allocated_section_to_segment): Likewise.
10806 (Layout::finalize, Layout::create_executable_stack): Likewise.
10807 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10808 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10809 * layout.h (class Layout): Update declarations. Remove options_
10810 field. Add number_of_input_files_ and resized_signatures_
10811 fields. Move sections_are_attached_ field.
10812 * main.cc (main): Pass number of input files to Layout
10813 constructor. Don't pass options.
10815 2009-03-30 Ian Lance Taylor <iant@google.com>
10817 * ffsll.c (ffsll): Correct implementation.
10819 2009-03-27 Ian Lance Taylor <iant@google.com>
10821 * ffsll.c: New file.
10822 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10823 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10824 * ftruncate.c (ftruncate): Declare before definition.
10825 * mremap.c (mremap): Likewise.
10826 * pread.c (pread): Likewise.
10827 * configure, Makefile.in, config.in: Rebuild.
10829 * mremap.c: New file.
10830 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10831 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10832 (mremap): Declare if HAVE_MREMAP is not defined.
10833 * configure, Makefile.in, config.in: Rebuild.
10835 2009-03-27 Cary Coutant <ccoutant@google.com>
10837 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10838 position independent.
10839 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10840 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10842 2009-03-24 Cary Coutant <ccoutant@google.com>
10844 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10846 (needs_dynamic_reloc): Likewise.
10848 2009-03-24 Ian Lance Taylor <iant@google.com>
10850 * yyscript.y (file_cmd): Recognize EXTERN.
10851 (extern_name_list, extern_name_list_body): New nonterminals.
10852 * script.cc (script_add_extern): Define.
10853 * script-c.h (script_add_extern): Declare.
10855 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10857 * object.cc (is_elf_object): Define.
10858 * object.h (is_elf_object): Declare.
10859 * archive.cc (Archive::get_elf_object_for_member): Call
10861 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10863 2009-03-24 Elliott Hughes <enh@google.com>
10865 * output.cc (Output_file::map_anonymous): Define.
10866 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10867 try an anonymous one. Report the size if the mmap fails.
10868 * output.h (class Output_file): Declare map_anonymous.
10870 2009-03-24 Ian Lance Taylor <iant@google.com>
10872 * target-select.cc (instantiate_target): Don't acquire the lock if
10873 the instantiated_target_ field has already been set.
10875 2009-03-23 Ian Lance Taylor <iant@google.com>
10877 * gold-threads.h (class Initialize_lock): Define.
10878 * gold-threads.cc (class Initialize_lock_once): Define.
10879 (initialize_lock_control): New static variable.
10880 (initialize_lock_pointer): New static variable.
10881 (initialize_lock_once): New static function.
10882 (Initialize_lock::Initialize_lock): Define.
10883 (Initialize_lock::initialize): Define.
10884 * target-select.h: Include "gold-threads.h".
10885 (class Target_selector): Add lock_ and initialize_lock_ fields.
10886 Don't define instantiate_target, just declare it.
10887 * target-select.cc (Target_selector::Target_selector): Initialize
10889 (Target_selector::instantiate_target): Define.
10890 * descriptors.h: Include "gold-threads.h".
10891 (class Descriptors): Add initialize_lock_ field.
10892 * descriptors.cc (Descriptors::Descriptors): Initialize new
10894 (Descriptors::open): Use initialize_lock_ field
10895 * errors.h (class Errors): Add initialize_lock_ field.
10896 * errors.cc (Errors::Errors): Initialize new field.
10897 (Errors::initialize_lock): Use initialize_lock_ field.
10898 * powerpc.cc (class Target_selector_powerpc): Remove
10899 instantiated_target_ field. In do_recognize call
10900 instantiate_target rather than do_instantiate_target. In
10901 do_instantiate_target just allocate a new target.
10902 * sparc.cc (class Target_selector_sparc): Likewise.
10904 * freebsd.h: New file.
10905 * i386.cc: Include "freebsd.h".
10906 (Target_i386): Derive from Target_freebsd rather than
10908 (Target_selector_i386): Derive from Target_selector_freebsd rather
10909 than Target_selector.
10910 * x86_64.cc: Include "freebsd.h".
10911 (Target_x86_64): Derive from Target_freebsd rather than
10913 (Target_selector_x86_64): Derive from Target_selector_freebsd
10914 rather than Target_selector.
10915 * target.h (class Target): Add adjust_elf_header and
10916 do_adjust_elf_header.
10917 * output.cc (Output_file_header:: do_sized_write): Call target
10918 adjust_elf_header routine.
10919 * configure.tgt: Set targ_osabi.
10920 * configure.ac: Define GOLD_DEFAULT_OSABI.
10921 * parameters.cc (Parameters::default_target): Pass
10922 GOLD_DEFAULT_OSABI to select_target.
10923 * target-select.h (class Target_selector): Make instantiate_target
10924 protected rather than private.
10925 * Makefile.am (HFILES): Add freebsd.h.
10926 * configure, Makefile.in, config.in: Rebuild.
10928 * merge.cc (do_add_input_section): Correct pend value. Change
10929 message about last entry not being null terminated from error to
10932 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10934 * incremental.cc: New file.
10935 * Makefile.am (CCFILES): Add incremental.cc.
10936 * Makefile.in: Rebuild.
10938 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10940 * layout.cc (Layout::output_section_name): Preserve names
10941 of '.note.' sections.
10943 2009-03-19 Ian Lance Taylor <iant@google.com>
10945 * descriptors.cc (Descriptors::open): Check that the options are
10946 valid before using them.
10948 2009-03-18 Ian Lance Taylor <iant@google.com>
10950 * script-sections.h: Include <list>.
10951 (class Script_sections): Change Sections_elements from std::vector
10952 to std::list. Typedef public Elements_iterator. Add
10953 orphan_section_placement_, data_segment_align_start_, and
10954 saw_data_segment_align_ fields. Remove data_segment_align_index_
10956 * script-sections.cc (class Orphan_section_placement): New class.
10957 (class Sections_element): Add virtual functions is_relro and
10958 orphan_section_init. Remove virtual function place_orphan_here.
10959 (class Output_section_definition): Add is_relro and
10960 orphan_section_init. Remove place_orphan_here.
10961 (class Orphan_output_section): Likewise.
10962 (Script_sections::Script_sections): Update for field changes.
10963 (Script_sections::data_segment_align): Set saw_data_segment_align_
10964 and data_segment_align_start_, not data_segment_align_index.
10965 (Script_sections::data_segment_relro_end): Check
10966 saw_data_segment_align_. Use data_segment_align_start_ rather
10967 than data_segment_align_index_.
10968 (Script_sections::place_orphan): Rewrite to use
10969 Orphan_section_placement.
10971 2009-03-17 Ian Lance Taylor <iant@google.com>
10973 * archive.cc (Archive::add_symbols): Check for a version attached
10974 to the symbol name in the archive map.
10975 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10976 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10977 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10978 (ver_test_11.a): New target.
10979 * testsuite/Makefile.in: Rebuild.
10981 * configure.ac: Check for chsize and posix_fallocate. Replace
10983 * ftruncate.c: New file, from gnulib.
10984 * output.cc (posix_fallocate): Define dummy version if not
10985 HAVE_POSIX_FALLOCATE.
10986 (Output_file::map): Call posix_fallocate rather than lseek and
10988 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10989 * configure, Makefile.in, config.in: Rebuild.
10991 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10993 * layout.h (Layout::create_note): Add section_name parameter.
10994 * layout.cc (Layout::create_note): Likewise.
10995 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10997 2009-03-17 Ian Lance Taylor <iant@google.com>
10999 * descriptors.cc: Include "options.h".
11000 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
11001 (Descriptors::open): Always use O_CLOEXEC when opening a new
11002 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
11003 then set FD_CLOEXEC.
11005 * sparc.cc (class Target_sparc): Add has_got_section.
11006 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
11007 make sure we have a GOT section.
11009 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
11010 (Target_sparc::Scan::local): Likewise.
11011 (Target_sparc::Scan::global): Likewise.
11012 (Target_sparc::Relocate::relocate): Likewise.
11013 (Target_sparc::Relocate::relocate_tls): Likewise.
11015 * symtab.cc (Symbol_table::define_default_version): New function,
11016 broken out of add_from_object.
11017 (Symbol_table::add_from_object): Call define_default_version.
11018 (Symbol_table::define_special_symbol): Add resolve_oldsym
11019 parameter. Change all callers. If the version for a symbol comes
11020 from a version script, resolve it with the symbol with the same
11021 name with no version. Also add the symbol without a version if
11023 (do_define_in_output_data): If resolving with oldsym, don't delete
11025 (do_define_in_output_segment): Likewise.
11026 (do_define_as_constant): Likewise.
11027 * symtab.h (class Symbol_table): Update declarations.
11029 2009-03-13 Ian Lance Taylor <iant@google.com>
11031 * readsyms.cc (Read_symbols::incompatible_warning): New function.
11032 (Read_symbols::requeue): New function.
11033 (Read_symbols::do_read_symbols): If make_elf_object fails because
11034 the target type is not configured, and the file was searched for,
11035 issue a warning and retry with the next directory.
11036 (Add_symbols::run): If the file has an incompatible format, and
11037 it was searched for, requeue the Read_symbols task. On error,
11038 release the object.
11039 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11040 dirindex parameter to constructor. Change all callers. Declare
11041 incompatible_warning and requeue.
11042 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11043 input_argument_ and input_group_ fields. Add them to
11044 constructor. Change all callers.
11045 (class Read_script): Add dirindex_ field. Add it to constructor.
11046 Change all callers.
11047 * archive.cc (Archive::setup): Remove input_objects parameter.
11048 Change all callers.
11049 (Archive::get_file_and_offset): Likewise.
11050 (Archive::read_all_symbols): Likewise.
11051 (Archive::read_symbols): Likewise.
11052 (Archive::get_elf_object_for_member): Remove input_objects
11053 parameter. Add punconfigured parameter. Change all callers.
11054 (Archive::add_symbols): Change return type to bool. Check return
11055 value of include_member.
11056 (Archive::include_all_members): Likewise.
11057 (Archive::include_member): Change return type to bool. Return
11058 false if first included object has incompatible target. Set
11059 included_member_ field.
11060 (Add_archive_symbols::run): If add_symbols returns false, requeue
11062 * archive.h (class Archive): Add included_member_ field.
11063 Initialize it in constructor. Add input_file and searched_for
11064 methods. Update declarations.
11065 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11066 input_argument_ fields. Add them to constructor. Change all
11068 * script.cc: Include "target-select.h".
11069 (class Parser_closure): Add skip_on_incompatible_target_ and
11070 found_incompatible_target_ fields. Add
11071 skip_on_incompatible_target parameter to constructor. Change all
11072 callers. Add methods skip_on_incompatible_target,
11073 clear_skip_on_incompatible_target, found_incompatible_target, and
11074 set_found_incompatible_target.
11075 (read_input_script): Add dirindex parameter. Change all callers.
11076 If parser finds an incompatible target, requeue Read_symbols
11078 (script_set_symbol): Clear skip_on_incompatible_target in
11080 (script_add_assertion, script_parse_option): Likewise.
11081 (script_start_sections, script_add_phdr): Likewise.
11082 (script_check_output_format): New function.
11083 * script.h (read_input_script): Update declaration.
11084 * script-c.h (script_check_output_format): Declare.
11085 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11086 (ignore_cmd): Remove OUTPUT_FORMAT.
11087 * fileread.cc (Input_file::Input_file): Add explicit this.
11088 (Input_file::will_search_for): New function.
11089 (Input_file::open): Add pindex parameter. Change all callers.
11090 * fileread.h (class Input_file): Add input_file_argument method.
11091 Declare will_search_for. Update declarations.
11092 * object.cc (make_elf_object): Add punconfigured parameter.
11093 Change all callers.
11094 * object.h (class Object): Make input_file public. Add
11095 searched_for method.
11096 (make_elf_object): Update declaration.
11097 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11099 * dirsearch.h (class Dirsearch): Update declaration.
11100 * options.h (class General_options): Add --warn-search-mismatch.
11101 * parameters.cc (Parameters::is_compatible_target): New function.
11102 * parameters.h (class Parameters): Declare is_compatible_target.
11103 * workqueue.cc (Workqueue::add_blocker): New function.
11104 * workqueue.h (class Workqueue): Declare add_blocker.
11106 * fileread.cc (Input_file::open): Remove options parameter.
11107 Change all callers.
11108 (Input_file::open_binary): Likewise.
11109 * script.cc (read_input_script): Likewise.
11110 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11111 options parameter from constructor. Change all callers.
11112 (class Read_script): Likewise.
11113 * fileread.h (class Input_file): Update declarations.
11114 * script.h (read_input_script): Update declaration.
11116 2009-03-10 Nick Clifton <nickc@redhat.com>
11118 * po/es.po: New Spanish translation.
11120 2009-03-06 Cary Coutant <ccoutant@google.com>
11122 * options.cc (parse_short_option): Keep dash_z from registering itself.
11124 2009-03-03 Ian Lance Taylor <iant@google.com>
11127 * target-reloc.h (relocate_section): Pass output_section to
11129 * i386.cc (Target_i386::should_apply_static_reloc): Add
11130 output_section parameter. Change all callers.
11131 (Target_i386::Relocate::relocate): Add output_section parameter.
11132 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11133 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11134 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11135 * testsuite/two_file_shared.sh: New script.
11136 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11137 (check_DATA): Add two_file_shared.dbg.
11138 (two_file_shared.dbg): New target.
11139 * testsuite/Makefile.in: Rebuild.
11141 2009-03-01 Ian Lance Taylor <iant@google.com>
11143 * configure.ac: Check for byteswap.h.
11144 * configure: Rebuild.
11145 * config.in: Rebuild.
11147 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11149 * layout.cc (Layout::find_or_add_kept_section): New function.
11150 (Layout::add_comdat): Removed.
11151 * layout.h (struct Kept_section): Move out of class Layout.
11152 Remove trailing underscores from field names. Add group_sections
11153 field. Rename group_ field to is_group. Change all uses.
11154 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11155 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11156 comdat_groups_ field.
11157 (Sized_relobj::include_section_group): Use
11158 find_or_add_kept_section and Kept_section::group_sections.
11159 (Sized_relobj::include_linkonce_section): Likewise.
11160 * object.cc (class Sized_relobj): Don't define Comdat_group or
11161 Comdat_group_table. Remove find_comdat_group and
11162 add_comdat_group. Remove comdat_groups_ field.
11163 * plugin.cc (include_comdat_group): Use
11164 Layout::find_or_add_kept_section.
11166 2009-02-28 Ian Lance Taylor <iant@google.com>
11168 * README: --gc-sections and map files are now supported. Document
11169 some build requirements.
11172 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11173 relocatable link set the value of the section symbol to zero.
11174 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11175 relocatable link don't include the section address in the local
11178 2009-02-27 Ian Lance Taylor <iant@google.com>
11181 * options.h (class Search_directory): Add is_system_directory.
11182 (class General_options): Declare is_in_system_directory.
11183 * options.cc (get_relative_sysroot): Make static.
11184 (get_default_sysroot): Make static.
11185 (General_optoins::is_in_system_directory): New function.
11186 * fileread.cc (Input_file::is_in_system_directory): New function.
11187 * fileread.h (class Input_file): Declare is_in_system_directory.
11188 * object.h (class Object): Add is_in_system_directory.
11189 (class Input_objects): Remove system_library_directory_ field.
11190 * object.cc (Input_objects::add_object): Don't set
11191 system_library_directory_.
11192 (input_objects::found_in_system_library_directory): Remove.
11193 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11194 parameter. Change all callers.
11195 (Symbol_table::sized_write_globals): Likewise.
11196 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11197 Call Object::is_in_system_directory.
11198 * symtab.h (class Symbol_table): Update declarations.
11201 * descriptors.h (Open_descriptor): Add is_on_stack field.
11202 * descriptors.cc (Descriptors::open): If the descriptor is on the
11203 top of the stack, remove it. Initialize is_on_stack field.
11204 (Descriptors::release): Only add pod to stack if it is not on the
11206 (Descriptors::close_some_descriptor): Clear stack_next and
11207 is_on_stack fields.
11210 * output.cc (Output_section::find_starting_output_address): Rename
11211 from starting_output_address; add PADDR parameter; change return
11213 * output.h (class Output_section): Declare
11214 find_starting_output_address instead of starting_output_address.
11215 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11216 section symbol for which we can't find a merge section.
11219 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11220 hidden or internal, force the symbol to be local.
11221 * resolve.cc (Symbol::override_visibility): Define.
11222 (Symbol::override_base): Use override_visibility.
11223 (Symbol_table::resolve): Likewise.
11224 (Symbol::override_base_with_special): Likewise.
11225 (Symbol_table::override_with_special): If the visibility is hidden
11226 or internal, force the symbol to be local.
11227 * symtab.h (class Symbol): Add set_visibility and
11228 override_visibility.
11229 * testsuite/ver_test_1.sh: New file.
11230 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11231 (check_DATA): Add ver_test_1.syms.
11232 (ver_test_1.syms): New target.
11233 * testsuite/Makefile.in: Rebuild.
11235 2009-02-25 Cary Coutant <ccoutant@google.com>
11237 * layout.cc (Layout::choose_output_section): Don't rename sections
11238 when using a linker script that has a SECTIONS clause.
11239 * Makefile.in: Regenerate.
11241 * testsuite/Makefile.am (script_test_5.sh): New test case.
11242 * testsuite/Makefile.in: Regenerate.
11243 * testsuite/script_test_5.cc: New file.
11244 * testsuite/script_test_5.sh: New file.
11245 * testsuite/script_test_5.t: New file.
11247 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11249 * archive.cc (Archive::include_member): Update calls to add_symbols.
11250 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11251 the Layout argument.
11252 * dynobj.h (do_add_symbols): Add the Layout argument.
11253 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11255 * object.h (Object::add_symbols): Add the Layout argument.
11256 (Object::do_add_symbols): Add the Layout argument.
11257 (Sized_relobj::do_add_symbols): Add the Layout argument.
11258 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11259 Unify the two versions.
11260 (Add_plugin_symbols): Remove.
11261 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11262 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11263 (Add_plugin_symbols): Remove.
11264 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11265 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11266 (Add_symbols::run): Make it work with Pulginobj.
11268 2009-02-06 Ian Lance Taylor <iant@google.com>
11270 * object.cc (Sized_relobj::do_layout): Make info message start
11271 with lower case letter.
11273 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11275 * binary.cc: Fix file comment.
11277 * options.h (enum Incremental_disposition): Define.
11278 (class General_options): Add new options: --incremental,
11279 --incremental_changed, --incremental_unchanged,
11280 --incremental_unknown. Add incremental_disposition_ and
11281 implicit_incremental_ fields.
11282 (General_options::incremental_disposition): New function.
11283 (class Position_dependent_options): Add incremental_disposition
11285 (Position_dependent_options::copy_from_options): Set incremental
11287 * options.cc (General_options::parse_incremental_changed): New
11289 (General_options::parse_incremental_unchanged): New function.
11290 (General_options::parse_incremental_unknown): New function.
11291 (General_options::General_options): Initialize new fields
11292 incremental_disposition_ and implicit_incremental_.
11293 (General_options::finalize): Check for uasge of --incremental-*
11294 without --incremental.
11296 2009-02-06 Chris Demetriou <cgd@google.com>
11298 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11299 pointer and to report location as the file name associated with
11301 (gold_undefined_symbol_at_location): New function to replace the
11302 old gold_undefined_symbol functionality.
11303 * target-reloc.h (relocate_section): Update to use
11304 gold_undefined_symbol_at_location.
11305 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11306 Call gold_undefined_symbol function rather than gold_error.
11307 * errors.h (Errors::undefined_symbol): Take location as a
11308 string, rather than calculating it from a relocation.
11309 * errors.cc (Errors::fatal): Print "fatal error:" before the
11311 (Errors::error, Errors::error_at_location): Print "error: "
11312 before the formatted message.
11313 (Errors::undefined_symbol): Take location as a string, rather
11314 than calculating it from a relocation.
11315 (gold_undefined_symbol_at_location): New function akin to
11316 old gold_undefined_symbol, calculates location from relocation.
11317 (gold_undefined_symbol): Change to take only a Symbol pointer
11318 and to report location as the file name associated with the symbol.
11319 * testsuite/debug_msg.sh: Update for changed error messages.
11320 * testsuite/undef_symbol.sh: Likewise.
11322 2009-02-04 Duncan Sands <baldrick@free.fr>
11325 * reduced_debug_output.h
11326 (Output_reduced_debug_abbrev_section::failed): Use format for
11328 (Output_reduced_debug_info_section::faild): Likewise.
11330 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11332 * script.cc (Lazy_demangler): New class.
11333 (Version_script_info::get_symbol_version_helper): Demangle a
11336 2009-01-29 Cary Coutant <ccoutant@google.com>
11338 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11340 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11342 2009-01-28 Ian Lance Taylor <iant@google.com>
11344 * version.cc (version_string): Bump to 1.9.
11346 * gold.h: Include <cstring> and <stdint.h>.
11347 * version.cc: Include <cstdio>.
11348 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11350 * reduced_debug_output.cc (insert_into_vector): Rename from
11351 Insert_into_vector; change all callers. Use Swap_unaligned to
11352 avoid aliasing issue; remove union since it is unnecessary.
11354 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11356 * Makefile.am (CCFILES): Add gc.cc.
11357 (HFILES): Add gc.h.
11358 * Makefile.in: Regenerate.
11359 * gold.cc (Gc_runner): New class.
11360 (queue_initial_tasks): Call garbage collection related tasks
11361 when corresponding options are invoked.
11362 (queue_middle_gc_tasks): New function.
11363 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11364 processed early before laying out sections during garbage collection.
11365 * gold.h (queue_middle_gc_tasks): New function.
11366 (is_prefix_of): Move from "layout.cc".
11367 * i386.cc (Target_i386::gc_process_relocs): New function.
11368 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11369 * main.cc (main): Create object of class "Garbage_collection".
11370 * object.cc (Relobj::copy_symbols_data): New function.
11371 (Relobj::is_section_name_included): New function.
11372 (Sized_relobj::do_layout): Allow this function to be called twice
11373 during garbage collection and defer layout of section during the
11375 * object.h (Relobj::get_symbols_data): New function.
11376 (Relobj::is_section_name_included): New function.
11377 (Relobj::copy_symbols_data): New function.
11378 (Relobj::set_symbols_data): New function.
11379 (Relobj::get_relocs_data): New function.
11380 (Relobj::set_relocs_data): New function.
11381 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11382 (Relobj::gc_process_relocs): New function.
11383 (Relobj::do_gc_process_relocs): New pure virtual function.
11384 (Relobj::sd_): New data member.
11385 (Sized_relobj::is_output_section_offset_invalid): New function.
11386 (Sized_relobj::do_gc_process_relocs): New function.
11387 * options.h (General_options::gc_sections): Modify to not be a no-op.
11388 (General_options::print_gc_sections): New option.
11389 * plugin.cc (Plugin_finish::run): Remove function call to
11390 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11391 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11392 * reloc.cc (Read_relocs::run): Add task to process relocs and
11393 determine unreferenced sections when doing garbage collection.
11394 (Gc_process_relocs): New class.
11395 (Sized_relobj::do_gc_process_relocs): New function.
11396 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11397 sections that are garbage collected.
11398 * reloc.h (Gc_process_relocs): New class.
11399 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11400 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11401 symbols whose corresponding sections are garbage collected.
11402 (Symbol_table::Symbol_table): Add new parameter for the garbage
11404 (Symbol_table::gc_mark_undef_symbols): New function.
11405 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11406 (Symbol_table::gc_mark_dyn_syms): New function.
11407 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11409 (Symbol_table::add_from_object): Likewise.
11410 (Symbol_table::add_from_relobj): When building shared objects, do not
11411 treat externally visible symbols as garbage.
11412 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11413 table information for static and relocatable links.
11414 * symtab.h (Symbol_table::set_gc): New function.
11415 (Symbol_table::gc): New function.
11416 (Symbol_table::gc_mark_undef_symbols): New function.
11417 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11418 (Symbol_table::gc_mark_dyn_syms): New function.
11419 (Symbol_table::gc_): New data member.
11420 * target.h (Sized_target::gc_process_relocs): New pure virtual
11422 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11423 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11425 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11427 * options.h (General_options::gc_sections): Define as a no-op for now.
11428 (General_options::no_keep_memory): Ditto.
11429 (General_options::Bshareable): Define.
11430 * options.cc (General_options::finalize): Honor -Bshareable.
11432 2009-01-20 Andreas Schwab <schwab@suse.de>
11434 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11435 read the value in the contents, since we don't use it. Use the
11436 template endianness when writing.
11437 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11439 2009-01-19 Andreas Schwab <schwab@suse.de>
11441 * configure.tgt (powerpc64-*): Fix targ_obj.
11443 2009-01-15 Ian Lance Taylor <iant@google.com>
11445 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11446 local symbols when stripping all symbols.
11448 2009-01-14 Cary Coutant <ccoutant@google.com>
11450 * output.cc (Output_reloc): Add explicit instantiations.
11452 2009-01-14 Cary Coutant <ccoutant@google.com>
11454 * archive.cc (Archive::get_elf_object_for_member): Remove call
11455 to File_read::claim_for_plugin.
11456 * descriptors.cc (Descriptors::open): Remove reference to
11458 (Descriptors::claim_for_plugin): Remove.
11459 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11460 (Descriptors::is_claimed): Remove.
11461 (claim_descriptor_for_plugin): Remove.
11462 * fileread.cc (File_read::claim_for_plugin): Remove.
11463 * fileread.h (File_read::claim_for_plugin): Remove.
11464 (File_read::descriptor): Reopen descriptor if necessary.
11465 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11466 (Plugin_manager::all_symbols_read): Add task parameter. Change
11468 (Plugin_manager::get_input_file): New function.
11469 (Plugin_manager::release_input_file): New function.
11470 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11471 corresponding data member.
11472 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11473 and pass to base constructor. Change all callers.
11474 (get_input_file, release_input_file): New functions.
11475 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11476 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11477 (Plugin_manager::all_symbols_read): Add task parameter.
11478 (Plugin_manager::get_input_file): New function.
11479 (Plugin_manager::release_input_file): New function.
11480 (Plugin_manager::task_): New data member.
11481 (Pluginobj::Pluginobj): Add filesize parameter.
11482 (Pluginobj::filename): New function.
11483 (Pluginobj::descriptor): New function.
11484 (Pluginobj::filesize): New function.
11485 (Pluginobj::filesize_): New data member.
11486 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11487 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11488 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11490 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11491 with archive libraries.
11492 * testsuite/Makefile.in: Regenerate.
11493 * testsuite/plugin_test.c (struct sym_info): New type.
11494 (get_input_file, release_input_file): New static variables.
11495 (onload): Capture new transfer vector entries.
11496 (claim_file_hook): Stop reading at end of file according to filesize.
11497 Factor out parsing of readelf output into separate function.
11498 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11499 APIs and get the source file name from the symbol table. Convert
11500 source file name to corresponding object file name. Print info
11501 message when adding new input files.
11502 (parse_readelf_line): New function.
11503 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11504 * testsuite/plugin_test_2.sh: Likewise.
11505 * testsuite/plugin_test_3.sh: Likewise.
11506 * testsuite/plugin_test_4.sh: New test case.
11508 2009-01-07 Ian Lance Taylor <iant@google.com>
11510 * version.cc (version_string): Bump to 1.8.
11512 2008-12-23 Cary Coutant <ccoutant@google.com>
11514 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11515 * plugin.cc (Plugin_manager::finish): Rename as
11516 layout_deferred_objects. Move cleanup to separate function.
11517 (Plugin_manager::cleanup): New function.
11518 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11520 * plugin.h (Plugin_manager::finish): Rename as
11521 layout_deferred_objects.
11522 (Plugin_manager::cleanup): New function.
11523 (Plugin_manager::cleanup_done): New field.
11525 2008-12-23 Cary Coutant <ccoutant@google.com>
11527 * plugin.cc (is_visible_from_outside): New function.
11528 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11529 so we don't return "IR only" status for exported symbols or -r links.
11531 * testsuite/Makefile.am (plugin_test_3): New test case.
11532 * testsuite/Makefile.in: Regenerate.
11533 * testsuite/plugin_test_3.sh: New file.
11535 2008-12-22 Cary Coutant <ccoutant@google.com>
11537 * object.cc (Sized_relobj::layout_section): New function.
11538 (Sized_relobj::do_layout): Defer layout of input sections until after
11539 plugin has provided replacement files.
11540 (Sized_relobj::do_layout_deferred_sections): New function.
11541 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11542 (Relobj::layout_deferred_sections): New function.
11543 (Relobj::do_layout_deferred_sections): New function.
11544 (Sized_relobj::do_layout_deferred_sections): New function.
11545 (Sized_relobj::layout_section): New function.
11546 (Sized_relobj::Deferred_layout): New structure.
11547 (Sized_relobj::deferred_layout_): New field.
11548 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11549 Change all callers. Layout deferred sections.
11550 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11552 (Plugin_hook::run): Move code from do_plugin_hook inline.
11553 (Plugin_hook::do_plugin_hook): Remove.
11554 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11555 (Plugin_manager::finish): Renamed, was cleanup.
11556 (Plugin_manager::should_defer_layout): New function.
11557 (Plugin_manager::add_deferred_layout_object): New function.
11558 (Plugin_manager::Deferred_layout_list): New type.
11559 (Plugin_manager::deferred_layout_objects_): New field.
11560 (Plugin_hook::do_plugin_hook): Remove.
11562 2008-12-17 Ian Lance Taylor <iant@google.com>
11564 * options.h (class General_options): Add --no case for
11567 2008-12-16 Cary Coutant <ccoutant@google.com>
11569 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11571 (Plugin_manager::claim_file): Create plugin object even if
11572 plugin did not call the add_symbols callback.
11573 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11574 asking for more symbols than were added.
11575 * testsuite/Makefile.am (plugin_test_1): Add test case with
11577 (empty.syms): New target.
11578 * testsuite/Makefile.in: Regenerate.
11579 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11580 message. Don't call add_symbols if no globals.
11581 (all_symbols_read_hook): Don't provide replacement for empty
11584 2008-12-12 Ian Lance Taylor <iant@google.com>
11586 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11587 r_type == 0 for a local symbol with r_sym == 0.
11588 (scan_relocatable_relocs): Pass r_sym to
11589 local_non_section_strategy.
11590 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11593 * configure.ac: Update test for TLS descriptors: they are
11594 supported as of glibc 2.9.
11595 * configure: Rebuild.
11597 2008-12-11 Ian Lance Taylor <iant@google.com>
11600 * target-reloc.h (Default_scan_relocatable_relocs): For each
11601 function, map r_type == 0 to RELOC_DISCARD.
11603 2008-12-10 Cary Coutant <ccoutant@google.com>
11605 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11606 object to override a kept COMDAT group from a plugin object.
11608 2008-12-09 Ian Lance Taylor <iant@google.com>
11611 * yyscript.y (file_cmd): Handle INPUT.
11613 * testsuite/initpri1.c: Change all declarations to be full
11614 prototypes by adding void, to avoid compiler warnings.
11616 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11618 * options.cc (General_options::parse_plugin_opt): New.
11619 (General_options::add_plugin): The argument now is just the filename.
11620 (General_options::add_plugin_option): New.
11621 * options.h (plugin_opt): New.
11622 (add_plugin): Change argument name.
11623 (add_plugin_option): New.
11624 * plugin.cc (Plugin::load): Don't parse the plugin option.
11625 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11626 (Plugin::add_option): New.
11627 (Plugin::args_): Change type.
11628 (Plugin::filename_): New.
11629 (Plugin_manager::add_plugin_option): New.
11630 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11631 * testsuite/Makefile.in: Regenerate.
11633 2008-12-05 Cary Coutant <ccoutant@google.com>
11635 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11636 Handle --strip-lto-sections option.
11637 * options.h (strip_lto_sections): New option.
11639 2008-12-01 Cary Coutant <ccoutant@google.com>
11641 * plugin.cc (ld_plugin_message): Change format parameter to const.
11642 Fix mismatch between new[] and delete.
11644 2008-11-14 Cary Coutant <ccoutant@google.com>
11646 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11649 2008-11-05 Craig Silverstein <csilvers@google.com>
11651 * options.cc (General_options::parse_dynamic_list): New function.
11652 * options.h (General_options): New flags dynamic_list,
11653 dynamic_list_data, dynamic_list_cpp_new, and
11654 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11655 (General_options::in_dynamic_list): New function.
11656 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11657 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11658 (Lex::can_continue_name): Likewise.
11660 (read_script_file): New parameter script_options.
11661 (read_dynamic_list): New function.
11662 (Script_options::define_dynamic_list): New function.
11663 (dynamic_list_keyword_parsecodes): New variable.
11664 (dynamic_list_keywords): New variable.
11665 * script.h (Script_options::define_dynamic_list): New function
11667 (read_dynamic_list): New function prototype.
11668 * symtab.cc (strprefix): New macro.
11669 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11670 dynamic_list_data, dynamic_list_cpp_new, and
11671 dynamic_list_cpp_typeinfo.
11672 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11673 (dynamic_list_expr): New rule.
11674 (dynamic_list_nodes): Likewise.
11675 (dynamic_list_node): Likewise.
11676 * testsuite/Makefile.am (dynamic_list): New test.
11677 * testsuite/Makefile.in: Regenerated.
11678 * testsuite/dynamic_list.t: New file.
11679 * testsuite/dynamic_list.sh: New file.
11681 2008-11-05 Craig Silverstein <csilvers@google.com>
11683 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11684 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11685 (t11_last): Likewise.
11686 * testsuite/ver_test_6.c (main): Likewise.
11688 2008-10-07 Cary Coutant <ccoutant@google.com>
11690 * options.c (General_options::finalize): Add check for -static and
11692 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11695 2008-10-02 Cary Coutant <ccoutant@google.com>
11697 * plugin.cc (make_sized_plugin_object): Fix conditional
11698 compilation to work when not all targets are enabled.
11700 2008-09-29 Cary Coutant <ccoutant@google.com>
11702 * archive.cc (Archive::get_file_and_offset): Use filename instead
11703 of name to get library path.
11704 (Archive::include_member): Unlock external member of a thin archive.
11706 * testsuite/Makefile.am (TEST_AR): New variable.
11707 (thin_archive_test_1): New test.
11708 (thin_archive_test_2): New test.
11709 * testsuite/Makefile.in: Regenerate.
11710 * testsuite/thin_archive_main.cc: New file.
11711 * testsuite/thin_archive_test_1.cc: New file.
11712 * testsuite/thin_archive_test_2.cc: New file.
11713 * testsuite/thin_archive_test_3.cc: New file.
11714 * testsuite/thin_archive_test_4.cc: New file.
11716 2008-09-29 Cary Coutant <ccoutant@google.com>
11718 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11719 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11721 (Sized_relobj::do_finalize_local_symbols): Likewise.
11722 (Sized_relobj::map_to_kept_section): Likewise.
11723 * object.h (Sized_relobj::invalid_address): New constant.
11724 (Sized_relobj::do_output_section_offset): Check for invalid_address
11726 * output.cc (Output_reloc::local_section_offset): Use constant
11727 invalid_address instead of -1U.
11728 (Output_reloc::get_address): Likewise.
11729 (Output_section::output_address): Change -1U to -1ULL.
11730 * output.h (Output_reloc::invalid_address): New constant.
11731 * reloc.cc (Sized_relobj::write_sections): Use constant
11732 invalid_address instead of -1U.
11733 (Sized_relobj::relocate_sections): Likewise.
11734 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11735 values for merge sections.
11736 * target-reloc.h (relocate_for_relocatable): Use constant
11737 invalid_address instead of -1U.
11739 2008-09-19 Cary Coutant <ccoutant@google.com>
11741 Add plugin functionality for link-time optimization (LTO).
11742 * configure.ac (plugins): Add --enable-plugins option.
11743 * configure: Regenerate.
11744 * config.in: Regenerate.
11745 * Makefile.am (LIBDL): New variable.
11746 (CCFILES): Add plugin.cc.
11747 (HFILES): Add plugin.h.
11748 (ldadd_var): Add LIBDL.
11749 * Makefile.in: Regenerate.
11751 * archive.cc: Include "plugin.h".
11752 (Archive::setup): Don't preread archive symbols when using a plugin.
11753 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11754 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11756 (Archive::include_member): Add symbols from plugin objects.
11757 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11758 * descriptors.cc (Descriptors::open): Check for file descriptors
11759 abandoned by plugins.
11760 (Descriptors::claim_for_plugin): New function.
11761 * descriptors.h (Descriptors::claim_for_plugin): New function.
11762 (Open_descriptor::is_claimed): New field.
11763 (claim_descriptor_for_plugin): New function.
11764 * fileread.cc (File_read::claim_for_plugin): New function.
11765 * fileread.h (File_read::claim_for_plugin): New function.
11766 (File_read::descriptor): New function.
11767 * gold.cc: Include "plugin.h".
11768 (queue_initial_tasks): Add task to call plugin hooks for generating
11770 * main.cc: Include "plugin.h".
11771 (main): Load plugin libraries.
11772 * object.h (Pluginobj): Declare.
11773 (Object::pluginobj): New function.
11774 (Object::do_pluginobj): New function.
11775 (Object::set_target): New function.
11776 * options.cc: Include "plugin.h".
11777 (General_options::parse_plugin): New function.
11778 (General_options::General_options): Initialize plugins_ field.
11779 (General_options::add_plugin): New function.
11780 * options.h (Plugin_manager): Declare.
11781 (General_options): Add --plugin option.
11782 (General_options::has_plugins): New function.
11783 (General_options::plugins): New function.
11784 (General_options::add_plugin): New function.
11785 (General_options::plugins_): New field.
11786 * plugin.cc: New file.
11787 * plugin.h: New file.
11788 * readsyms.cc: Include "plugin.h".
11789 (Read_symbols::do_read_symbols): Check for archive before checking
11790 for ELF file. Call plugin hooks to claim files.
11791 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11792 from a real object file; force override when processing replacement
11794 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11795 (Symbol::init_base_object): Likewise.
11796 (Symbol::init_base_output_data): Likewise.
11797 (Symbol::init_base_output_segment): Likewise.
11798 (Symbol::init_base_constant): Likewise.
11799 (Symbol::init_base_undefined): Likewise.
11800 (Symbol::output_section): Assert that object is not a plugin.
11801 (Symbol_table::add_from_pluginobj): New function.
11802 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11804 (Symbol_table::sized_write_globals): Likewise.
11805 (Symbol_table::add_from_pluginobj): Instantiate template.
11806 * symtab.h (Sized_pluginobj): Declare.
11807 (Symbol::in_real_elf): New function.
11808 (Symbol::set_in_real_elf): New function.
11809 (Symbol::in_real_elf_): New field.
11810 (Symbol_table::add_from_pluginobj): New function.
11812 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11813 (LIBDL): New variable.
11814 (LDADD): Add LIBDL.
11815 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11816 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11817 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11818 (MOSTLYCLEANFILES): Likewise.
11819 * testsuite/Makefile.in: Regenerate.
11820 * testsuite/plugin_test.c: New file.
11821 * testsuite/plugin_test_1.sh: New file.
11822 * testsuite/plugin_test_2.sh: New file.
11824 2008-09-16 Ian Lance Taylor <iant@google.com>
11826 * target-reloc.h (relocate_section): Check whether a symbol is
11827 defined by the ABI before reporting an undefined symbol error.
11828 * target.h (Target::is_defined_by_abi): Make parameter const.
11829 (Target::do_is_defined_by_abi): Likewise.
11830 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11831 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11832 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11833 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11834 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11835 * testsuite/Makefile.in: Rebuild.
11837 * fileread.cc (make_view): Add casts to avoid warning.
11839 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11841 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11842 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11844 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11846 * options.h (General_options::output_is_executable): New.
11847 (General_options::output_is_pie): New.
11848 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11849 for shared libraries.
11850 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11852 2008-09-11 Chris Demetriou <cgd@google.com>
11854 * options.h (origin): New -z option.
11855 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11856 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11859 2008-09-05 Cary Coutant <ccoutant@google.com>
11861 * fileread.cc (File_read::make_view): Add check for attempt to map
11862 beyond end of file.
11864 2008-09-05 Cary Coutant <ccoutant@google.com>
11866 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11867 explicit instantiations.
11869 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11872 * options.cc (General_options::finalize): Allow undefined symbols
11873 in shlibs if linking -shared.
11876 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11877 symbols as not needing a dynsym entry.
11879 2008-08-20 Craig Silverstein <csilvers@google.com>
11881 * fileread.cc (File_read::open): Do not lock the file unless it
11882 was successfully opened.
11884 2008-08-14 Cary Coutant <ccoutant@google.com>
11886 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11887 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11888 * testsuite/tls_test.cc (struct int128): 128-bit struct
11889 for testing TLS relocs with non-zero addend.
11890 (v12): New TLS variable.
11892 (t_last): Add check for v12.
11893 * testsuite/tls_test.h (t12): New function.
11894 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11896 2008-08-13 Ian Lance Taylor <iant@google.com>
11898 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11899 set tls_segment_ or relro_segment_.
11900 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11902 * output.h (Output_section::clear_is_relro): New function.
11903 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11904 sections specially even when output_data_ is empty.
11905 (Output_segment::maximum_alignment): When first section is relro,
11906 only force alignment for PT_LOAD segments.
11907 * script.cc (script_data_segment_align): New function.
11908 (script_data_segment_relro_end): New function.
11909 * script-c.h (script_data_segment_align): Declare.
11910 (script_data_segment_relro_end): Declare.
11911 * script-sections.h (class Script_sections): Declare
11912 data_segment_align and data_segment_relro_end. Add fields
11913 segment_align_index_ and saw_relro_end_.
11914 * script-sections.cc (class Sections_element): Add set_is_relro
11915 virtual function. Add new bool* parameter to place_orphan_here.
11916 Add get_output_section virtual function.
11917 (class Output_section_definition): Add set_is_relro. Add new
11918 bool* parameter to place_orphan_here. Add get_output_section.
11919 Add is_relro_ field.
11920 (Output_section_definition::Output_section_definition): Initialize
11921 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11922 and is_relro_ fields.
11923 (Output_section_definition::place_orphan_here): Add is_relro
11925 (Output_section_definition::set_section_addresses): Set relro for
11927 (Output_section_definition::alternate_constraint): Likewise.
11928 (class Orphan_output_section): Add new bool* parameter to
11929 place_orphan_here. Add get_output_section.
11930 (Orphan_output_section::place_orphan_here): Add is_relro
11932 (Script_sections::Script_sections): Initialize
11933 data_segment_align_index_ and saw_relro_end_.
11934 (Script_sections::data_segment_align): New function.
11935 (Script_sections::data_segment_relro_end): New function.
11936 (Script_sections::place_orphan): Set or clear is_relro.
11937 (Script_sections::set_section_addresses): Force alignment of first
11939 * yyscript.y (exp): Call script_data_segment_align and
11940 script_data_segment_relro_end.
11941 * testsuite/relro_script_test.t: New file.
11942 * testsuite/relro_test.cc (using_script): Declare.
11943 (t1, t2): Test using_script.
11944 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11945 (relro_script_test_SOURCES): Define.
11946 (relro_script_test_DEPENDENCIES): Define.
11947 (relro_script_test_LDFLAGS): Define.
11948 (relro_script_test_LDADD): Define.
11949 (relro_script_test.so): New target.
11950 * testsuite/Makefile.in: Rebuild.
11952 2008-08-06 Cary Coutant <ccoutant@google.com>
11954 * archive.cc (Archive::total_archives, Archive::total_members)
11955 (Archive::total_members_loaded): New variables.
11956 (Archive::setup): Add parameter. Add option to preread
11958 (Archive::read_armap): Add counter.
11959 (Archive::get_file_and_offset): New function.
11960 (Archive::get_elf_object_for_member): New function.
11961 (Archive::read_all_symbols): New function.
11962 (Archive::read_symbols): New function.
11963 (Archive::add_symbols): Add counters.
11964 (Archive::include_all_members): Use armap to find members if it's
11966 (Archive::include_member): Skip reading symbols if already read.
11967 Factored code into Archive::get_file_and_offset and
11968 Archive::get_elf_object_for_member. Changed call to
11969 Mapfile::report_include_archive_member.
11970 (Archive::print_stats): New function.
11971 * archive.h: Declare Object and Read_symbols_data classes.
11972 (Archive::Archive): Add initializers for new members.
11973 (Archive::setup): Add parameter.
11974 (Archive::print_stats): New function.
11975 (Archive::total_archives, Archive::total_members)
11976 (Archive::total_members_loaded): New variables.
11977 (Archive::get_file_and_offset): New function.
11978 (Archive::get_elf_object_for_member): New function.
11979 (Archive::read_all_symbols): New function.
11980 (Archive::read_symbols): New function.
11981 (Archive::Archive_member): New class.
11982 (Archive::members_): New member.
11983 (Archive::num_members_): New member.
11984 * main.cc: Include archive.h.
11985 (main): Call Archive::print_stats.
11986 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11987 archive parameter; member_name is now the fully-decorated name.
11988 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11989 * options.h: (General_options): Add --preread-archive-symbols option.
11990 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11993 2008-08-04 Ian Lance Taylor <iant@google.com>
11995 * symtab.h (Symbol::use_plt_offset): New function.
11996 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11997 * powerpc.cc (Relocate::relocate): Likewise.
11998 * sparc.cc (Relocate::relocate): Likewise.
11999 * x86_64.cc (Relocate::relocate): Likewise.
12000 * testsuite/weak_plt.sh: New test.
12001 * testsuite/weak_plt_main.cc: New test.
12002 * testsuite/weak_plt_shared.cc: New test.
12003 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
12004 (check_PROGRAMS): Add weak_plt.
12005 (check_DATA): Add weak_plt_shared.so.
12006 (weak_plt_main_pic.o, weak_plt): New targets.
12007 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
12008 * testsuite/Makefile.in: Rebuild.
12010 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
12012 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
12013 * testsuite/Makefile.in: Rebuild.
12015 2008-08-04 Alan Modra <amodra@bigpond.net.au>
12017 * Makefile.am (POTFILES.in): Set LC_ALL=C.
12018 * Makefile.in: Regenerate.
12019 * po/POTFILES.in: Regenerate.
12021 2008-07-29 Ian Lance Taylor <iant@google.com>
12023 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
12024 symbols before other symbols.
12025 * testsuite/script_test_2.cc (test_addr): Declare.
12026 (test_addr_alias): Declare.
12027 (main): Check that test_addr and test_addr_alias have the right
12029 * testsuite/script_test_2.t: Define test_addr_alias and
12032 2008-07-24 Ian Lance Taylor <iant@google.com>
12035 * descriptors.cc: New file.
12036 * descriptors.h: New file.
12037 * gold-threads.h (class Hold_optional_lock): New class.
12038 * fileread.cc: Include "descriptors.h".
12039 (File_read::~File_read): Release descriptor rather than closing
12041 (File_read::open) [file]: Call open_descriptor rather than open.
12042 Set is_descriptor_opened_.
12043 (File_read::open) [memory]: Assert that descriptor is not open.
12044 (File_read::reopen_descriptor): New function.
12045 (File_read::release): Release descriptor.
12046 (File_read::do_read): Make non-const. Reopen descriptor.
12047 (File_read::read): Make non-const.
12048 (File_read::make_view): Reopen descriptor.
12049 (File_read::do_readv): Likewise.
12050 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12051 Update declarations.
12052 * layout.cc: Include "descriptors.h".
12053 (Layout::create_build_id): Use open_descriptor rather than open.
12054 * output.cc: Include "descriptors.h".
12055 (Output_file::open): Use open_descriptor rather than open.
12056 * archive.cc (Archive::const_iterator): Change Archive to be
12058 (Archive::begin, Archive::end): Make non-const.
12059 (Archive::count_members): Likewise.
12060 * archive.h (class Archive): Update declarations.
12061 * object.h (Object::read): Make non-const.
12062 * Makefile.am (CCFILES): Add descriptors.cc.
12063 (HFILES): Add descriptors.h.
12064 * Makefile.in: Rebuild.
12067 * gold.h: Always include <clocale>. Add Solaris workarounds
12068 following code in binutils/sysdep.h.
12071 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12072 this->eh_frame_hdr_ is NULL before using it.
12074 * dynobj.cc (Versions::Versions): Update comment.
12076 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12077 the base version name.
12079 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12080 array size plus one.
12081 (Stringpool_template::set_string_offsets): Subtract one from key
12082 before using it as an array index.
12083 (Stringpool_template::get_offset_with_length): Likewise.
12084 (Stringpool_template::write_to_buffer): Likewise.
12085 * stringpool.h (Stringpool_template::get_offset_from_key):
12088 2008-07-23 Ian Lance Taylor <iant@google.com>
12091 * object.h (Merged_symbol_value::value): Do our best to handle a
12095 * script.cc (Version_script_info::get_versions): Don't add empty
12096 version tag to return value.
12097 (Version_script_info::get_symbol_version_helper): Change return
12098 type to bool. Add pversion parameter. Change all callers.
12099 (script_register_vers_node): Don't require a non-NULL tag.
12100 * script.h (class Version_script_info): Update declarations.
12101 (Version_script_info::get_symbol_version): Change return type to
12102 bool. Add version parameter. Change all callers.
12103 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12104 handling. Handle an empty version from a version script.
12105 (Symbol_table::define_special_symbol): Likewise.
12106 * testsuite/ver_test_10.script: New file.
12107 * testsuite/ver_test_10.sh: New file.
12108 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12109 (check_DATA): Add ver_test_10.syms.
12110 (ver_test_10.syms, ver_test_10.so): New target.
12111 * testsuite/Makefile.in: Rebuild.
12113 2008-07-23 Simon Baldwin <simonb@google.com>
12115 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12116 to zero for undefined symbols from dynamic libraries.
12118 2008-07-23 Ian Lance Taylor <iant@google.com>
12120 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12121 Change all callers.
12122 * symtab.h (class Symbol_table): Update declaration.
12123 * testsuite/ver_test_9.cc: New file.
12124 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12125 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12126 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12127 (ver_test_9.so, ver_test_9.o): New targets.
12128 * testsuite/Makefile.in: Rebuild.
12130 2008-07-22 Ian Lance Taylor <iant@google.com>
12132 * options.h (class General_options): Define --check-sections.
12133 * layout.cc (Layout::set_segment_offsets): Handle
12136 * options.h (class General_options): Define -n/--nmagic and
12138 * options.cc (General_options::finalize): For -n/--nmagic or
12139 -N/--omagic, set -static.
12140 * layout.cc (Layout::attach_allocated_section_to_segment): If
12141 -N/--omagic, don't put read-only and read-write sections in
12142 different segments.
12143 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12144 finding a read-only segment.
12145 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12146 don't set the minimum segment alignment to the common page size,
12147 and don't set the file offset to the address modulo the page size.
12148 * script-sections.cc (Script_sections::create_segments): If
12149 -n/--omagic, don't put read-only and read-write sections in
12150 different segments.
12152 * cref.cc: New file.
12153 * cref.h: New file.
12154 * options.h (class General_options): Add --print-symbol-counts.
12155 * main.cc (main): Issue defined symbol report if requested.
12156 * archive.cc (Archive::interpret_header): Make into a const member
12158 (Archive::add_symbols): Call Input_objects::archive_start and
12160 (Archive::const_iterator): Define new class.
12161 (Archive::begin, Archive::end): New functions.
12162 (Archive::include_all_members): Rewrite to use iterator.
12163 (Archive::count_members): New function.
12164 * archive.h (class Archive): Update declarations.
12165 (Archive::filename): New function.
12166 * object.cc: Include "cref.h".
12167 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12168 (Sized_relobj::do_get_global_symbol_counts): New function.
12169 (Input_objects::add_object): Add object to cross-referencer.
12170 (Input_objects::archive_start): New function.
12171 (Input_objects::archive_stop): New function.
12172 (Input_objects::print_symbol_counts): New function.
12173 * object.h: Declare Cref and Archive.
12174 (Object::get_global_symbol_counts): New function.
12175 (Object::do_get_global_symbol_counts): New pure virtual function.
12176 (class Sized_relobj): Add defined_count_ field. Update
12178 (class Input_objects): Add cref_ field. Update constructor.
12179 Update declarations.
12180 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12182 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12184 (Sized_dynobj::do_get_global_symbol_counts): New function.
12185 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12186 defined_count_. Update declarations. Define Symbols typedef.
12187 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12188 parameter. Change all callers.
12189 (Symbol_table::add_from_dynobj): Add sympointers and defined
12190 parameters. Change all callers.
12191 * symtab.h (class Symbol_table): Update declarations.
12192 * Makefile.am (CCFILES): Add cref.cc.
12193 (HFILES): Add cref.h.
12194 * Makefile.in: Rebuild.
12196 2008-07-22 Simon Baldwin <simonb@google.com>
12198 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12199 to zero when writing undefined symbols.
12201 2008-07-22 Ian Lance Taylor <iant@google.com>
12203 * output.cc (Output_section::add_input_section): Don't try to
12204 merge empty merge sections.
12206 2008-07-21 Craig Silverstein <csilvers@google.com>
12208 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12209 Include symbol version in error message.
12211 2008-07-20 Chris Demetriou <cgd@google.com>
12213 * configure.ac (gold_cv_c_random_seed): New configured variable.
12214 (RANDOM_SEED_CFLAGS): New substituted variable.
12215 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12216 * configure: Rebuild.
12217 * Makefile.in: Likewise.
12218 * testsuite/Makefile.in: Likewise.
12220 2008-07-18 Ian Lance Taylor <iant@google.com>
12222 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12223 where we see NAME/NULL and NAME/VERSION as separate symbols.
12224 * testsuite/ver_test_main.cc (main): Call t4.
12225 (t4, t4_2a): Define.
12226 * testsuite/ver_test_2.cc (t4_2): Define.
12227 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12228 * testsuite/ver_test_4.cc (t4_2a): Define.
12229 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12230 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12232 2008-07-17 Ian Lance Taylor <iant@google.com>
12234 * dynobj.cc (Versions::add_def): If we give an error about a
12235 missing version, go ahead and create the version anyhow.
12237 2008-07-10 Ian Lance Taylor <iant@google.com>
12239 Handle output sections with more than 0x7fffffff bytes.
12240 * object.h (class Relobj): Change map_to_output_ to
12241 output_sections_, and just keep a section pointer. Change all
12242 uses. Move comdat group support to Sized_relobj.
12243 (Relobj::is_section_specially_mapped): Remove.
12244 (Relobj::output_section): Remove poff parameter. Change all
12246 (Relobj::output_section_offset): New function.
12247 (Relobj::set_section_offset): Rewrite.
12248 (Relobj::map_to_output): Remove.
12249 (Relobj::output_sections): New function.
12250 (Relobj::do_output_section_offset): New pure virtual function.
12251 (Relobj::do_set_section_offset): Likewise.
12252 (class Sized_relobj): Add section_offsets_ field. Add comdat
12253 group support from Relobj. Update declarations.
12254 (Sized_relobj::get_output_section_offset): New function.
12255 (Sized_relobj::do_output_section_offset): New function.
12256 (Sized_relobj::do_set_section_offset): New function.
12257 * object.cc (Relobj::output_section_address): Remove.
12258 (Sized_relobj::Sized_relobj): Initialize new fields.
12259 (Sized_relobj::include_section_group): Cast find_kept_object to
12261 (Sized_relobj::include_linkonce_section): Likewise.
12262 (Sized_relobj::do_layout): Use separate arrays for output section
12264 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12266 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12267 output_sections and section_offsets.
12268 (Sized_relobj::write_local_symbols): Likewise.
12269 (map_to_kept_section): Compute output address directly.
12270 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12271 output_sections and section_offsets.
12272 (Sized_relobj::write_sections): Likewise.
12273 (Sized_relobj::relocate_sections): Likewise.
12274 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12275 * output.h (class Output_reloc): Update declarations. Change
12276 u2_.relobj to Sized_relobj*.
12277 (class Output_data_reloc): Change add functions to use
12279 * output.cc (Output_reloc::Output_reloc): Change relobj to
12281 (Output_reloc::local_section_offset): Change return type to
12282 Elf_Addr. Use get_output_section_offset.
12283 (Output_reloc::get_address): Likewise.
12284 (Output_section::is_input_address_mapped): Don't call
12285 is_section_specially_mapped.
12286 (Output_section::output_offset): Likewise.
12287 (Output_section::output_address): Likewise.
12288 (Output_section::starting_output_address): Likewise.
12289 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12290 parameter to Sized_relobj*.
12291 (Copy_relocs::need_copy_reloc): Likewise.
12292 (Copy_relocs::save): Likewise.
12293 * copy-relocs.h (class Copy_relocs): Update declarations.
12294 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12295 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12296 * target-reloc.h (relocate_for_relocatable): Change
12297 offset_in_output_section type to Elf_Addr. Change code that uses
12299 * layout.cc (Layout::layout): Always set *off.
12300 * mapfile.cc (Mapfile::print_input_section): Use
12301 output_section_offset.
12302 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12304 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12305 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12306 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12308 2008-07-03 Ian Lance Taylor <iant@google.com>
12310 * layout.cc (Layout::include_section): Do not discard unrecognized
12311 SHT_STRTAB sections.
12313 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12315 * script.cc (Lex::can_continue_name): Make '?' allowable in
12316 version-script names.
12317 * testsuite/version_script.map: Change glob pattern to use '?'
12319 2008-06-30 Manish Singh <yosh@gimp.org>
12322 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12325 2008-06-30 Ian Lance Taylor <iant@google.com>
12329 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12330 versions]: Don't try to read the value in the contents, since we
12331 don't use it. Use the template endianness when writing.
12333 2008-06-25 Cary Coutant <ccoutant@google.com>
12335 * fileread.cc (File_read::make_view): Assert on zero-length view.
12336 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12337 symbol table when there are no symbols to read.
12339 2008-06-23 Craig Silverstein <csilvers@google.com>
12341 * version.cc (version_string): Bump to 1.7
12343 2008-06-18 Craig Silverstein <csilvers@google.com>
12345 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12346 constant 0xFFFF to type Valtype.
12347 (Powerpc_relocate_functions::rel16_ha): Likewise.
12349 2008-06-17 Ian Lance Taylor <iant@google.com>
12351 * output.h (Output_section::Input_section): Initialize p2align_ to
12352 zero for Output_section_data constructors.
12353 (Output_section::Input_section::addralign): If not an input
12354 section, return the alignment of the Output_section_data.
12355 * testsuite/copy_test.cc: New file.
12356 * testsuite/copy_test_1.cc: New file.
12357 * testsuite/copy_test_2.cc: New file.
12358 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12359 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12360 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12361 (copy_test_1_pic.o, copy_test_1.so): New targets.
12362 (copy_test_2_pic.o, copy_test_2.so): New targets.
12363 * testsuite/Makefile.in: Rebuild.
12365 * script-sections.cc (Script_sections::place_orphan): Initialize
12366 local variable exact.
12368 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12370 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12372 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12373 David S. Miller <davem@davemloft.net>
12375 * powerpc.cc: New file.
12376 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12377 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12378 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12379 * Makefile.in: Rebuild.
12381 2008-06-09 Ian Lance Taylor <iant@google.com>
12383 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12385 (throwing, orig_terminate): New static variables.
12386 (terminate_handler): New static function.
12387 (t2): Set terminate handler.
12389 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12392 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12395 2008-05-30 Cary Coutant <ccoutant@google.com>
12397 * archive.cc (Archive::include_all_members) Correct to step
12398 over symbol table and extended name table in thin archives.
12400 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12403 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12406 2008-05-28 Caleb Howe <cshowe@google.com>
12408 * reduced_debug_output.cc: New file.
12409 * reduced_debug_output.h: New file.
12410 * options.h (class General_options): Add --strip-debug-non-line.
12411 * options.cc (General_options::finalize): Add strip_debug_non_line
12412 to the strip heirarchy.
12413 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12415 * layout.cc: Include "reduced_debug_output.h".
12416 (Layout::Layout): Initialize new fields.
12417 (line_only_debug_sections): New static array.
12418 (is_lines_only_debug_sections): New static inline function.
12419 (Layout::include_section): Handle --strip-debug-non-line.
12420 (Layout::make_output_section): If --strip-debug-non-line, build
12421 new output sections for .debug_abbrev and .debug_info.
12422 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12423 gold. Warn about possible overflow.
12424 (read_signed_LEB_128): Likewise.
12425 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12426 (read_signed_LEB_128): Declare.
12427 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12428 (HFILES): Add reduced_debug_output.h.
12429 * Makefile.in: Rebuild.
12431 2008-05-21 Ian Lance Taylor <iant@google.com>
12433 * mapfile.cc: New file.
12434 * mapfile.h: New file.
12435 * options.h (class General_options): Add -M/--print-map and -Map.
12436 * options.cc (General_options::finalize): Make -M equivalent to
12438 * main.cc: Include <cstdio> and "mapfile.h".
12439 (main): Open mapfile if requested.
12440 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12441 constructor. Change caller.
12442 (queue_initial_tasks): Add mapfile parameter. Change caller.
12443 (queue_middle_tasks): Likewise.
12444 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12446 * archive.cc: Include "mapfile.h".
12447 (Archive::add_symbols): Add mapfile parameter. Change all
12448 callers. Pass mapfile, symbol, and reason to include_member.
12449 (Archive::include_all_members): Add mapfile parameter. Change all
12451 (Archive::include_member): Add mapfile, sym, and why parameters.
12452 Change all callers. Report inclusion to map file.
12453 * archive.h: Include "fileread.h".
12454 (class Archive): Update declarations.
12455 (Archive::file): New const method.
12456 (class Add_archive_symbols): Add mapfile_ field. Update
12457 constructor. Change all callers.
12458 * readsyms.h (class Read_symbols): Likewise.
12459 (class Finish_group): Likewise.
12460 (class Read_script): Likewise.
12461 * common.cc: Include "mapfile.h".
12462 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12464 (Symbol_table::do_allocate_commons): Likewise.
12465 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12466 symbol allocation to mapfile.
12467 * common.h (class Allocate_commons_task): Add mapfile_ field.
12468 Update constructor. Change all callers.
12469 * symtab.h (class Symbol_table): Update declarations.
12470 * layout.cc: Include "mapfile.h".
12471 (Layout_task_runner::run): Print information to mapfile.
12472 (Layout::create_gold_note): Change Output_data_fixed_space to
12473 Output_data_zero_fill.
12474 (Layout::create_build_id): Likewise.
12475 (Layout::print_to_mapfile): New function.
12476 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12477 constructor. Change caller.
12478 (class Layout): Declare print_to_mapfile.
12479 * output.cc (Output_section::Input_section::print_to_mapfile): New
12481 (Output_section::add_input_section): If producing a map, always
12482 add to input_sections_ list.
12483 (Output_section::do_print_to_mapfile): New function.
12484 (Output_segment::print_sections_to_mapfile): New function.
12485 (Output_segment::print_section_list_to_mapfile): New function.
12486 * output.h: Include "mapfile.h".
12487 (Output_data::print_to_mapfile): New function.
12488 (Output_data::do_print_to_mapfile): New virtual function.
12489 (Output_segment_headers::do_print_to_mapfile): New function.
12490 (Output_file_header::do_print_to_mapfile): New function.
12491 (Output_data_const::do_print_to_mapfile): New function.
12492 (class Output_data_const_buffer): Add map_name_ field. Update
12493 constructor. Change all callers. Add do_print_to_mapfile
12495 (class Output_data_fixed_space): Likewise.
12496 (class Output_data_space): Likewise.
12497 (class Output_data_zero_fill): New class.
12498 (Output_data_strtab::do_print_to_mapfile): New function.
12499 (Output_data_reloc_base::do_print_to_mapfile): New function.
12500 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12501 (Output_data_group::do_print_to_mapfile): New function.
12502 (Output_data_got::do_print_to_mapfile): New function.
12503 (Output_data_dynamic::do_print_to_mapfile): New function.
12504 (Output_symtab_xindex::do_print_to_mapfile): New function.
12505 (class Output_section): Declare do_print_to_mapflie. Declare
12506 print_to_mapfile in Input_section.
12507 (class Output_segment): Declare new functions.
12508 * object.h (Sized_relobj::symbol_count): New function.
12509 * script-sections.cc
12510 (Output_section_element_dot_assignment::set_section_addresses):
12511 Change Output_data_fixed_space to Output_data_zero_fill.
12512 (Output_data_expression::do_print_to_mapfile): New function.
12513 * script.cc (read_input_script): Add mapfile parameter. Change
12515 * script.h (read_input_script): Update declaration.
12516 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12517 (Eh_frame::do_print_to_mapfile): New function.
12518 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12519 (Output_merge_string::do_print_to_mapfile): New function.
12520 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12522 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12524 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12526 * Makefile.am (CCFILES): Add mapfile.cc.
12527 (HFILES): Add mapfile.h.
12528 * Makefile.in: Rebuild.
12530 2008-05-19 Ian Lance Taylor <iant@google.com>
12532 * options.h (class General_options): Add -z relro.
12533 * layout.cc (Layout::Layout): Initialize relro_segment_.
12534 (Layout::add_output_section_data): Return the output section.
12535 (Layout::make_output_section): Rcognize relro sections and mark
12536 them appropriately.
12537 (Layout::attach_allocated_section_to_segment): Put relro sections
12538 in a PT_GNU_RELRO segment.
12539 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12541 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12543 (Layout::linkonce_mapping): Map d.rel.ro.local to
12544 .data.rel.ro.local.
12545 (Layout::output_section_name): Us .data.rel.ro.local for any
12546 section which begins with that.
12547 * layout.h (class Layout): Update add_output_section_data
12548 declaration. Add relro_segment_ field.
12549 * output.cc (Output_section::Output_section): Initialize is_relro_
12550 and is_relro_local_ fields.
12551 (Output_segment::add_output_section): Group relro sections.
12552 (Output_segment::is_first_section_relro): New function.
12553 (Output_segment::maximum_alignment): If there is a relro section,
12554 align the segment to the common page size.
12555 (Output_segment::set_section_addresses): Track whether we are
12556 looking at relro sections. If the last section is a relro
12557 section, align to the common page size.
12558 (Output_segment::set_section_list_addresses): Add in_relro
12559 parameter. Change all callers. Align to the page size when
12560 moving from relro to non-relro section.
12561 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12563 * output.h (class Output_section): Add is_relro_ and
12564 is_relro_local_ fields.
12565 (Output_section::is_relro): New function.
12566 (Output_section::set_is_relro): New function.
12567 (Output_section::is_relro_local): New function.
12568 (Output_section::set_is_relro_local): New function.
12569 (class Output_segment): Update declarations.
12570 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12571 * sparc.cc (Target_sparc::got_section): Likewise.
12572 * x86_64.cc (Target_x86_64::got_section): Likewise.
12573 * testsuite/relro_test_main.cc: New file.
12574 * testsuite/relro_test.cc: New file.
12575 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12576 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12577 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12578 (relro_test.so, relro_test_pic.o): New targets.
12579 * testsuite/Makefile.in: Rebuild.
12581 2008-05-16 Ian Lance Taylor <iant@google.com>
12583 * output.cc (Output_segment::add_output_section): Remove front
12585 * output.h (class Output_segment): Remove
12586 add_initial_output_section and overloaded add_output_section.
12587 Update declaration of remaining add_output_section.
12588 * layout.cc (Layout::create_interp): Call add_output_section
12589 rather than add_initial_output_section.
12590 (Layout::finish_dynamic_section): Likewise.
12592 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12593 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12594 know the dynamic type.
12595 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12596 field. Initialize it in constructor.
12597 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12598 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12599 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12602 * output.cc (Output_reloc::get_address): Change return type to
12604 * output.h (class Output_reloc): Update get_address declaration.
12605 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12606 for section addresses.
12608 2008-05-09 Ian Lance Taylor <iant@google.com>
12611 * gold.cc (gold_nomem): Use return value of write.
12613 2008-05-08 Ian Lance Taylor <iant@google.com>
12615 * symtab.c (Symbol::init_base_output_data): Add version
12616 parameter. Change all callers.
12617 (Symbol::init_base_output_segment): Likewise.
12618 (Symbol::init_base_constant): Likewise.
12619 (Symbol::init_base_undefined): Likewise.
12620 (Sized_symbol::init_output_data): Likewise.
12621 (Sized_symbol::init_output_segment): Likewise.
12622 (Sized_symbol::init_constant): Likewise.
12623 (Sized_symbol::init_undefined): Likewise.
12624 (Symbol_table::do_define_in_output_data): If the new symbol has a
12625 version, mark it as the default.
12626 (Symbol_table::do_define_in_output_segment): Likewise.
12627 (Symbol_table::do_define_as_constant): Likewise.
12628 * symtab.h (class Symbol): Update declarations.
12629 (class Sized_symbol): Likewise.
12630 * resolve.cc (Symbol::override_version): New function.
12631 (Symbol::override_base): Call override_version.
12632 (Symbol::override_base_with_special): Likewise.
12633 * testsuite/ver_script_8.script: New file.
12634 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12635 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12636 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12637 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12639 2008-05-06 Ian Lance Taylor <iant@google.com>
12642 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12644 (class General_options): Remove existing --undefined, and add
12645 --no-undefined instead. Add new --undefined as synonym for -u.
12646 * archive.cc (Archive::add_symbols): Check whether symbol was
12648 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12649 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12650 all uses. Add IS_UNDEFINED. Update declarations to split
12651 different versions of init_base. Declare init_base_undefined.
12652 (Symbol::is_defined): Handle IS_UNDEFINED.
12653 (Symbol::is_undefined): Likewise.
12654 (Symbol::is_weak_undefined): Call is_undefined.
12655 (Symbol::is_absolute): Handle IS_CONSTANT.
12656 (class Sized_symbol): Update declarations to split different
12657 versions of init. Declare init_undefined.
12658 (class Symbol_table): Declare new functions.
12659 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12660 Change all callers.
12661 (Symbol::init_base_output_data): Likewise.
12662 (Symbol::init_base_output_segment): Likewise.
12663 (Symbol::init_base_constant): Likewise.
12664 (Symbol::init_base_undefined): New function.
12665 (Sized_symbol::init_object): Rename from init. Change all
12667 (Sized_symbol::init_output_data): Likewise.
12668 (Sized_symbol::init_output_segment): Likewise.
12669 (Sized_symbol::init_constant): Likewise.
12670 (Sized_symbol::init_undefined): New function.
12671 (Symbol_table::add_undefined_symbols_from_command_line): New
12673 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12675 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12676 (Symbol::output_section): Likewise.
12677 (Symbol::set_output_section): Likewise.
12678 (Symbol_table::sized_finalize_symbol): Likewise.
12679 (Symbol_table::sized_write_globals): Likewise.
12680 * resolve.cc (Symbol_table::should_override): Likewise.
12681 (Symbol::override_base_with_special): Likewise.
12683 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12684 symbol, change it to have default visibility.
12685 * testsuite/protected_1.cc: New file.
12686 * testsuite/protected_2.cc: New file.
12687 * testsuite/protected_3.cc: New file.
12688 * testsuite/protected_main_1.cc: New file.
12689 * testsuite/protected_main_2.cc: New file.
12690 * testsuite/protected_main_3.cc: New file.
12691 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12692 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12693 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12694 (protected_1.so): New target.
12695 (protected_1_pic.o, protected_2_pic.o): New targets.
12696 (protected_3_pic.o): New target.
12697 (check_PROGRAMS): Add protected_2.
12698 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12699 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12700 * testsuite/Makefile.in: Rebuild.
12702 * options.h (DEFINE_var): Add set_user_set_##varname__.
12703 (DEFINE_bool_alias): New macro.
12704 (class General_options): Define -Bstatic using DEFINE_bool_alias
12705 rather than DEFINE_special. Add --undefined as an alias for -z
12707 * options.cc (General_options::parse_Bstatic): Remove.
12709 * options.h (class General_options): Add --fatal-warnings.
12710 * main.cc (main): Implement --fatal-warnings.
12711 * errors.h (Errors::warning_count): New function.
12713 * options.h (class General_options): Add -Bsymbolic-functions.
12714 * symtab.h (Symbol::is_preemptible): Check for
12715 -Bsymbolic-functions.
12717 2008-05-05 Ian Lance Taylor <iant@google.com>
12719 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12720 as noVARNAME rather than no-VARNAME.
12721 (class General_options): Add option -z combreloc.
12722 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12724 (Output_reloc::sort_before) [SHT_REL]: New function.
12725 (Output_reloc::sort_before) [SHT_RELA]: New function.
12726 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12727 Sort_relocs_comparison.
12728 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12729 parameter. Change all callers.
12730 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12731 sort_relocs parameter. Change all callers.
12732 * output.cc (Output_reloc::get_address): New function, broken out
12734 (Output_reloc::write_rel): Call it.
12735 (Output_reloc::compare): New function.
12736 (Output_data_reloc_base::do_write): Optionally sort relocs.
12738 * configure.ac: If targ_extra_obj is set, link it in.
12739 * configure.tgt: Initialize all variables.
12740 (x86_64*): Set targ_extra_obj and targ_extra_size.
12741 * configure: Rebuild.
12743 * object.cc (Sized_relobj::include_section_group): Adjust section
12744 indexes read from group data. Build vector to pass to
12746 * layout.cc (Layout::layout_group): Add flags and shndxes
12747 parameters. Remove contents parameter. Change caller. Update
12748 explicit instantiations.
12749 * layout.h (class Layout): Update layout_group declaration.
12750 * output.cc (Output_data_group::Output_data_group): Add flags and
12751 input_shndxes parameters. Remove contents parameter. Change
12753 (Output_data_group::do_write): Change input_sections_ to
12755 * output.h (class Output_data_group): Update constructor
12756 declaration. Rename input_sections_ to input_shndxes_.
12757 * testsuite/many_sections_test.cc: Add template.
12759 2008-04-30 Cary Coutant <ccoutant@google.com>
12761 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12763 * layout.cc (Layout::include_section): Refactored check for debug
12765 (Layout::add_comdat): Add new parameters. Change type
12766 of signature parameter. Add object and shndx to signatures table.
12767 (Layout::find_kept_object): New function.
12768 * layout.h: Include <cstring>.
12769 (Layout::is_debug_info_section): New function.
12770 (Layout::add_comdat): Add new parameters.
12771 (Layout::find_kept_object): New function.
12772 (Layout::Kept_section): New struct.
12773 (Layout::Signatures): Change type of map range.
12774 * object.cc (Relobj::output_section_address): New function.
12775 (Sized_relobj::include_section_group): Add new parameters. Change
12776 calls to Layout::add_comdat. Change to build table of kept comdat
12777 groups and table mapping discarded sections to kept sections.
12778 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12779 (Sized_relobj::do_layout): Change calls to include_section_group and
12780 include_linkonce_section.
12781 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12782 value to zero when section is discarded.
12783 (Sized_relobj::map_to_kept_section): New function.
12784 * object.h (Relobj::output_section_address): New function.
12785 (Relobj::Comdat_group): New type.
12786 (Relobj::find_comdat_group): New function.
12787 (Relobj::Comdat_group_table): New type.
12788 (Relobj::Kept_comdat_section): New type.
12789 (Relobj::Kept_comdat_section_table): New type.
12790 (Relobj::add_comdat_group): New function.
12791 (Relobj::set_kept_comdat_section): New function.
12792 (Relobj::get_kept_comdat_section): New function.
12793 (Relobj::comdat_groups_): New field.
12794 (Relobj::kept_comdat_sections_): New field.
12795 (Symbol_value::input_value): Update comment.
12796 (Sized_relobj::map_to_kept_section) New function.
12797 (Sized_relobj::include_linkonce_section): Add new parameter.
12798 * target-reloc.h (Comdat_behavior): New type.
12799 (get_comdat_behavior): New function.
12800 (relocate_section): Add code to map a discarded section to the
12801 corresponding kept section when applying a relocation.
12803 2008-04-30 Craig Silverstein <csilvers@google.com>
12805 * dwarf_reader.cc (next_generation_count): New static var.
12806 (Addr2line_cache_entry): New struct.
12807 (addr2line_cache): New static var.
12808 (Dwarf_line_info::one_addr2line): Added caching.
12809 (Dwarf_line_info::clear_addr2line_cache): New function.
12810 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12811 cache-size parameter.
12812 (Dwarf_line_info::one_addr2line_cache): New function.
12813 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12814 new cache-size argument to one_addr2line(), and clear cache.
12816 2008-04-28 Cary Coutant <ccoutant@google.com>
12818 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12819 R_386_PC8 relocations.
12821 2008-04-23 Ian Lance Taylor <iant@google.com>
12823 * object.cc (Sized_relobj::include_section_group): Check for
12824 invalid section group.
12826 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12829 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12830 than read for file header.
12831 * archive.cc (Archive::include_member): Likewise.
12833 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12835 * aclocal.m4: Regenerate.
12836 * configure: Regenerate.
12838 2008-04-19 Ian Lance Taylor <iant@google.com>
12840 * version.cc (version_string): Bump to 1.6.
12842 * testsuite/Makefile.am (many_sections_r_test): New target.
12843 (many_sections_r_test_SOURCES): Remove.
12844 (many_sections_r_test_DEPENDENCIES): Remove.
12845 (many_sections_r_test_LDFLAGS): Remove.
12846 (many_sections_r_test_LDADD): Remove.
12848 * object.cc (Sized_relobj::do_add_symbols): Always pass
12849 local_symbol_count_ to add_from_relobj.
12851 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12852 every thousand variables.
12853 * testsuite/Makefile.in: Rebuild.
12855 * object.cc (Xindex::initialize_symtab_xindex): New function.
12856 (Xindex::read_symtab_xindex): New function.
12857 (Xindex::sym_xindex_to_shndx): New function.
12858 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12860 (Sized_relobj::do_initialize_xindex): New function.
12861 (Sized_relobj::do_read_symbols): Adjust section links.
12862 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12863 parameter. Change all callers.
12864 (Sized_relobj::include_section_group): Adjust section links and
12865 symbol section indexes.
12866 (Sized_relobj::do_layout): Adjust section links.
12867 (Sized_relobj::do_count_local_symbols): Adjust section links and
12868 symbol section indexes.
12869 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12870 ordinary and special symbols.
12871 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12872 dynsym_xindex parameters. Change all callers. Adjust section
12873 links. Use SHN_XINDEX when needed.
12874 (Sized_relobj::get_symbol_location_info): Adjust section links.
12875 Don't get fooled by special symbols.
12876 * object.h (class Xindex): Define.
12877 (class Object): Add xindex_ parameter. Declare virtual functoin
12878 do_initialize_xindex.
12879 (Object::adjust_sym_shndx): New function.
12880 (Object::set_xindex): New protected function.
12881 (class Symbol_value): Add is_ordinary_shndx_ field.
12882 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12883 (Symbol_value::value): Assert ordinary section.
12884 (Symbol_value::initialize_input_to_output_map): Likewise.
12885 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12886 Change all callers.
12887 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12889 (class Sized_relobj): Update declarations.
12890 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12891 parameter. Change all callers.
12892 (Sized_relobj::adjust_shndx): New function.
12893 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12895 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12896 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12897 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12898 (Sized_dynobj::read_dynsym_section): Adjust section links.
12899 (Sized_dynobj::read_dynamic): Likewise.
12900 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12902 (Sized_dynobj::do_initialize_xindex): New function.
12903 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12904 do_initialize_xindex.
12905 (Sized_dynobj::adjust_shndx): New function.
12906 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12907 dynsym_xindex_ fields.
12908 (Layout::finalize): Add a call to set_section_indexes before
12909 creating the symtab sections.
12910 (Layout::set_section_indexes): Don't do anything if the section
12911 already has a section index.
12912 (Layout::create_symtab_sections): Add shnum parameter. Change
12913 caller. Create .symtab_shndx section if needed.
12914 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12916 (Layout::allocated_output_section_count): New function.
12917 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12919 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12920 fields. Update declarations.
12921 (Layout::symtab_xindex): New function.
12922 (Layout::dynsym_xindex): New function.
12923 (class Write_symbols_task): Add layout_ field.
12924 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12926 * output.cc (Output_section_headers::Output_section_headers): Add
12927 shstrtab_section parameter. Change all callers.
12928 (Output_section_headers::do_sized_write): Store overflow values
12929 for section count and section string table section index in
12930 section header zero.
12931 (Output_file_header::do_sized_write): Check for overflow of
12932 section count and section string table section index.
12933 (Output_symtab_xindex::do_write): New function.
12934 (Output_symtab_xindex::endian_do_write): New function.
12935 * output.h (class Output_section_headers): Add shstrtab_section_.
12936 Update declarations.
12937 (class Output_symtab_xindex): Define.
12938 (Output_section::has_out_shndx): New function.
12939 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12941 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12942 Change all callers.
12943 (Sized_symbol::init): Likewise.
12944 (Symbol::output_section): Check for ordinary symbol.
12945 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12946 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12948 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12949 Change all callers. Simplify handling of symbols from sections
12950 not included in the link.
12951 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12953 (Weak_alias_sorter::operator()): Assert that symbols are
12955 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12957 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12958 parameters. Change all callers.
12959 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12960 symbol distinction. Use SHN_XINDEX when needed.
12961 (Symbol_table::write_section_symbol): Add symtab_xindex
12962 parameter. Change all callers.
12963 (Symbol_table::sized_write_section_symbol): Likewise. Use
12964 SHN_XINDEX when needed.
12965 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12967 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12968 (Symbol::is_defined): Check is_ordinary.
12969 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12970 (Symbol::is_absolute, Symbol::is_common): Likewise.
12971 (class Sized_symbol): Update declarations.
12972 (class Symbol_table): Update declarations.
12973 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12974 parameters. Change all callers.
12975 (Sized_symbol::override): Likewise.
12976 (Symbol_table::override): Likewise.
12977 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12978 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12979 is_ordinary, and orig_st_shndx parameters. Change all callers.
12980 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12981 to be in an ordinary section.
12982 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12983 object and is_ordinary parameters. Change all callers.
12984 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12985 Change all callers. Don't add undefined or non-ordinary symbols
12987 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12988 Change all callers.
12989 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12991 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12992 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12993 (Sized_relobj::relocate_sections): Likewise.
12994 * target-reloc.h (scan_relocs): Adjust section symbol index.
12995 (scan_relocatable_relocs): Likewise.
12996 * i386.cc (Scan::local): Check for ordinary symbols.
12997 * sparc.cc (Scan::local): Likewise.
12998 * x86_64.cc (Scan::local): Likewise.
12999 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
13000 to symbol_section_and_value.
13001 * testsuite/many_sections_test.cc: New file.
13002 * testsuite/Makefile.am (BUILT_SOURCES): Define.
13003 (check_PROGRAMS): Add many_sections_test.
13004 (many_sections_test_SOURCES): Define.
13005 (many_sections_test_DEPENDENCIES): Define.
13006 (many_sections_test_LDFLAGS): Define.
13007 (BUILT_SOURCES): Add many_sections_define.h.
13008 (many_sections_define.h): New target.
13009 (BUILT_SOURCES): Add many_sections_check.h.
13010 (many_sections_check.h): New target.
13011 (check_PROGRAMS): Add many_sections_r_test.
13012 (many_sections_r_test_SOURCES): Define.
13013 (many_sections_r_test_DEPENDENCIES): Define.
13014 (many_sections_r_test_LDFLAGS): Define.
13015 (many_sections_r_test_LDADD): Define.
13016 (many_sections_r_test.o): New target.
13017 * testsuite/Makefile.in: Rebuild.
13019 2008-04-17 Cary Coutant <ccoutant@google.com>
13021 * errors.cc (Errors::info): New function.
13022 (gold_info): New function.
13023 * errors.h (Errors::info): New function.
13024 * gold.h (gold_info): New function.
13025 * object.cc (Input_objects::add_object): Print trace output.
13026 * options.cc (options::parse_set): New function.
13027 (General_options::parse_wrap): Deleted.
13028 (General_options::General_options): Deleted initializer.
13029 * options.h (options::String_set): New typedef.
13030 (options::parse_set): New function.
13031 (DEFINE_set): New macro.
13032 (General_options::wrap): Changed to use DEFINE_set. Changed
13033 callers of any_wrap_symbols and is_wrap_symbol.
13034 (General_options::trace, General_options::trace_symbol):
13036 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13037 (General_options::wrap_symbols_): Deleted.
13038 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13040 2008-04-17 David S. Miller <davem@davemloft.net>
13042 * options.cc (General_options::parse_V): New function.
13043 * options.h: Add entries for -V and -Qy.
13045 2008-04-17 Ian Lance Taylor <iant@google.com>
13047 * common.cc (Symbol_table::allocate_commons): Remove options
13048 parameter. Change caller.
13049 (Symbol_table::do_allocate_commons): Remove options parameter.
13050 Change caller. Just call do_allocate_commons_list twice.
13051 (Symbol_table::do_allocate_commons_list): New function, broken out
13052 of do_allocate_commons.
13053 * common.h (class Allocate_commons_task): Remove options_ field.
13054 Update constructor.
13055 * symtab.cc (Symbol_table::Symbol_table): Initialize
13057 (Symbol_table::add_from_object): Put TLS common symbols on
13059 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13060 which are IN_OUTPUT_DATA.
13061 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13062 allocate_commons and do_allocate_commons declarations. Declare
13063 do_allocate_commons_list.
13064 * gold.cc (queue_middle_tasks): Update creation of
13065 Allocate_commons_task to not pass options.
13066 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13067 (TLS_TEST_C_FLAGS): New variable.
13068 (tls_test_c_pic.o): New target.
13069 (tls_test_shared.so): Link in tls_test_c_pic.o.
13070 (tls_test_c_pic_ie.o): New target.
13071 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13072 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13073 (tls_test_c.o): New target.
13074 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13075 (tls_pic_test_LDADD): Likewise.
13076 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13077 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13078 (tls_test_c_gnu2.o): New target.
13079 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13081 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13082 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13083 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13084 * testsuite/tls_test.cc: Include "config.h".
13085 (t_last): Call t11_last.
13086 * testsuite/tls_test.h (t11, t11_last): Declare.
13087 * testsuite/tls_test_c.c: New file.
13088 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13089 * configure.ac: Check for OpenMP support.
13090 * configure, config.in, Makefile.in: Rebuild.
13091 * testsuite/Makefile.in: Rebuild.
13093 2008-04-16 Cary Coutant <ccoutant@google.com>
13095 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13096 (Target_i386::tls_base_symbol_defined_): New field.
13097 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13098 (Target_i386::Scan::global): Likewise.
13099 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13100 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13101 (Target_x86_64::tls_base_symbol_defined_): New field.
13102 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13103 (Target_x86_64::Scan::global): Likewise.
13105 2008-04-16 Cary Coutant <ccoutant@google.com>
13107 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13108 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13109 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13110 building shared libraries.
13111 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13112 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13113 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13114 * testsuite/Makefile.in: Rebuild.
13115 * testsuite/weak_undef.h: New file.
13116 * testsuite/weak_undef_file1.cc: Add extra test cases.
13117 * testsuite/weak_undef_file2.cc: Likewise.
13118 * testsuite/weak_undef_test.cc: Likewise.
13120 2008-04-16 David S. Miller <davem@davemloft.net>
13122 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13123 Add issued_non_pic_error_ field. Declare check_non_pic.
13124 (Target_sparc::Scan::check_non_pic): New function.
13125 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13126 (Target_sparc::Scan::global): Likewise.
13128 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13129 * configure: Rebuild.
13131 * options.h (DEFINE_enable): New macro.
13132 (new_dtags): New enable option.
13133 (initfirst, interpose, loadfltr, nodefaultlib,
13134 nodelete, nodlopen, nodump): New -z options.
13135 * layout.cc (Layout:finish_dynamic_section): If new
13136 dtags enabled, emit DT_RUNPATH. Also, emit a
13137 DT_FLAGS_1 containing any specified -z flags.
13139 2008-04-16 Ian Lance Taylor <iant@google.com>
13141 * copy-relocs.cc: New file.
13142 * copy-relocs.h: New file.
13143 * reloc.cc: Remove Copy_relocs code.
13144 * reloc.h: Likewise.
13145 * reloc-types.h (struct Reloc_types) [both versions]: Add
13146 get_reloc_addend_noerror.
13147 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13148 variants of add_global which take an addend which must be zero.
13149 * i386.cc: Include "copy-relocs.h".
13150 (class Target_i386): Change type of copy_relocs_ to variable,
13151 update initializer.
13152 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13153 Change all callers.
13154 (Target_i386::do_finalize_sections): Change handling of
13156 * sparc.cc: Include "copy-relocs.h".
13157 (class Target_sparc): Change type of copy_relocs_ to variable,
13158 update initializer.
13159 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13160 Change all callers.
13161 (Target_sparc::do_finalize_sections): Change handling of
13163 * x86_64.cc: Include "copy-relocs.h".
13164 (class Target_x86_64): Change type of copy_relocs_ to variable,
13165 update initializer.
13166 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13167 class. Change all callers.
13168 (Target_x86_64::do_finalize_sections): Change handling of
13170 * Makefile.am (CCFILES): Add copy-relocs.cc.
13171 (HFILES): Add copy-relocs.h.
13173 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13175 * testsuite/script_test_4.sh: Permit leading zeroes.
13177 2008-04-15 Ian Lance Taylor <iant@google.com>
13179 * script-sections.cc (Script_sections::create_segments): Use
13180 header_size_adjustment even when there is enough room for the
13182 * testsuite/script_test_4.sh: New file.
13183 * testsuite/script_test_4.t: New file.
13184 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13185 (check_DATA): Add script_test_4.stdout.
13186 (MOSTLYCLEANFILES): Likewise.
13187 (script_test_4): New target.
13188 (script_test_4.stdout): New target.
13189 * testsuite/Makefile.in: Rebuild.
13191 * sparc.cc: Add definitions for Output_data_plt_sparc class
13194 2008-04-14 David S. Miller <davem@davemloft.net>
13196 * sparc.cc: New file.
13197 * Makefile.am (TARGETSOURCES): Add sparc.cc
13198 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13199 * configure.tgt: Document targ_extra_size and
13200 targ_extra_big_endian. Add entries for sparc-* and
13202 * configure.ac: Handle targ_extra_size and
13203 targ_extra_big_endian.
13204 * Makefile.in: Rebuild.
13205 * configure: Likewise.
13206 * po/POTFILES.in: Likewise.
13207 * po/gold.pot: Likewise.
13209 2008-04-14 Ian Lance Taylor <iant@google.com>
13211 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13212 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13213 in the name/type/flags to section mapping. Don't call
13214 allocate_output_section.
13215 (Layout::choose_output_section): Change parameter from adjust_name
13216 to is_input_section. Don't permit input sections after sections
13217 are attached to segments. Don't call allocate_output_section.
13218 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13219 not write_enable_output_section.
13220 (Layout::make_output_section): Don't push to
13221 unattached_section_list_ nor call attach_to_segment. Call
13222 attach_section_to_segment if sections are attached.
13223 (Layout::attach_sections_to_segments): New function.
13224 (Layout::attach_section_to_segment): New function.
13225 (Layout::attach_allocated_section_to_segment): Rename from
13226 attach_to_segment. Remove flags parameter.
13227 (Layout::allocate_output_section): Remove function.
13228 (Layout::write_enable_output_section): Remove function.
13229 * layout.h (class Layout): Update for above changes. Add new
13230 field sections_are_attached_.
13231 * output.h (Output_section::update_flags_for_input_section): New
13233 * output.cc (Output_section::add_input_section): Call
13234 update_flags_for_input_section.
13235 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13237 2008-04-11 Cary Coutant <ccoutant@google.com>
13239 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13240 thought unnecessary.
13241 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13243 2008-04-11 Ian Lance Taylor <iant@google.com>
13245 * output.h (class Output_section_data): Remove inline definition
13247 * output.cc (Output_section_data::set_addralign): New function.
13249 2008-04-11 Cary Coutant <ccoutant@google.com>
13251 Add support for TLS descriptors for i386 and x86_64.
13252 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13253 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13254 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13256 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13257 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13258 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13260 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13261 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13262 Fix problem with initial-exec relocations.
13263 (Target_i386::Relocate::relocate_tls): Likewise.
13264 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13266 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13267 support for section-plus-offset dynamic table entries.
13268 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13269 (Output_data_dynamic::Dynamic_entry): Add support for
13270 section-plus-offset dynamic table entries.
13271 (Output_data_dynamic::Classification): Likewise.
13272 (Output_data_dynamic::classification_): Renamed offset_.
13273 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13274 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13275 (Target_x86_64::make_plt_section): New function.
13276 (Target_x86_64::reserve_tlsdesc_entries): New function.
13277 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13278 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13279 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13280 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13281 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13282 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13283 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13284 add extra PLT entry for TLS descriptors.
13285 (Output_data_plt_x86_64::got_): New field.
13286 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13287 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13289 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13291 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13292 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13293 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13294 R_386_TLS_DESC_CALL relocations.
13295 (Target_x86_64::Scan::global): Likewise.
13296 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13297 for TLS descriptors.
13298 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13299 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13300 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13301 GD-to-IE relaxation.
13302 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13303 and TLS_DESCRIPTORS.
13304 * Makefile.in: Rebuild.
13305 * configure: Rebuild.
13306 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13307 (tls_test_shared2.so): New target.
13308 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13309 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13310 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13311 (tls_shared_gd_to_ie_test_LDADD): New variable.
13312 (tls_shared_gnu2_gd_to_ie_test): New target.
13313 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13315 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13316 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13317 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13318 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13319 (tls_shared_gnu2_test): New target.
13320 (tls_test_gnu2_shared.so): New target.
13321 (tls_shared_gnu2_test_SOURCES): New variable.
13322 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13323 (tls_shared_gnu2_test_LDFLAGS): New variable.
13324 (tls_shared_gnu2_test_LDADD): New variable.
13325 * testsuite/Makefile.in: Rebuild.
13326 * testsuite/Makefile.
13328 2008-04-11 Ian Lance Taylor <iant@google.com>
13330 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13332 * testsuite/Makefile.in: Rebuild.
13334 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13336 * testsuite/script_test_2.cc (main): Adjust test.
13338 2008-04-11 David S. Miller <davem@davemloft.net>
13339 Ian Lance Taylor <iant@google.com>
13341 * options.h (General_options): Add entries for '-Y' and
13343 * options.cc (General_options:finalize): If -Y was used, add those
13344 entries to the library path instead of the default "/lib" and
13347 2008-04-11 David S. Miller <davem@davemloft.net>
13349 * testsuite/justsyms.t: Start at 0x100.
13350 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13351 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13353 * testsuite/script_test_2.cc: Adjust string and section length
13356 2008-04-09 Ian Lance Taylor <iant@google.com>
13359 * script-sections.cc (Sections_element::allocate_to_segment): Add
13361 (Output_section_definition::allocate_to_segment): Likewise.
13362 (Orphan_output_section::allocate_to_segment): Likewise.
13363 (Script_sections::attach_sections_using_phdrs_clause): Don't
13364 propagate non-PT_LOAD segments to orphan sections.
13365 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13366 readelf rather than objdump.
13367 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13368 .interp section and PT_INTERP segment are the same size.
13369 * testsuite/Makefile.in: Rebuild.
13371 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13372 aliases for symbols defined in the same object.
13373 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13374 (weak_alias_test_SOURCES): New variable.
13375 (weak_alias_test_DEPENDENCIES): New variable.
13376 (weak_alias_test_LDFLAGS): New variable.
13377 (weak_alias_test_LDADD): New variable.
13378 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13379 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13380 (weak_alias_test_3.o): New target.
13381 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13382 * testsuite/weak_alias_test_main.cc: New file.
13383 * testsuite/weak_alias_test_1.cc: New file.
13384 * testsuite/weak_alias_test_2.cc: New file.
13385 * testsuite/weak_alias_test_3.cc: New file.
13387 2008-04-08 Ian Lance Taylor <iant@google.com>
13389 * options.h (class General_options): Add --noinhibit-exec option.
13390 * main.cc (main): Check --noinhibit-exec.
13392 * options.h (class General_options): Define --wrap as a special
13393 option. Add wrap_symbols_ field.
13394 (General_options::any_wrap_symbols): New function.
13395 (General_options::is_wrap_symbol): New function.
13396 * options.cc (General_options::parse_wrap): New function.
13397 (General_options::General_options): Initialize wrap_symbols_.
13398 * symtab.cc (Symbol_table::wrap_symbol): New function.
13399 (Symbol_table::add_from_object): Handle --wrap.
13400 * symtab.h (class Symbol_table): Declare wrap_symbol.
13401 * target.h (Target::wrap_char): New function.
13402 (Target::Target_info): Add wrap_char field.
13403 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13404 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13405 * testsuite/testfile.cc (Target_test::test_target_info):
13408 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13411 * layout.h (class Layout): Add added_eh_frame_data_ field.
13412 * layout.cc (Layout::Layout): Initialize new field.
13413 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13414 output section until we find a section we merged successfully.
13415 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13416 that the size be non-zero.
13418 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13421 2008-04-08 Craig Silverstein <csilvers@google.com>
13423 * configure.ac: Export new conditional variable HAVE_ZLIB.
13424 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13426 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13427 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13429 2008-04-07 Ian Lance Taylor <iant@google.com>
13431 * version.cc (version_string): Set to "1.5".
13433 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13434 Add issued_non_pic_error_ field. Declare check_non_pic.
13435 (Target_x86_64::Scan::check_non_pic): New function.
13436 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13437 (Target_x86_64::Scan::global): Likewise.
13439 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13440 addend parameter. Change caller. Handle merge sections.
13441 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13442 Address to Addend. Don't add in the result of
13443 local_section_offset, pass down the addend and use the returned
13445 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13446 Update declarations of local_section_offset and symbol_value.
13447 * testsuite/two_file_test_1.cc (t18): New function.
13448 * testsuite/two_file_test_2.cc (f18): New function.
13449 * testsuite/two_file_test_main.cc (main): Call t18.
13450 * testsuite/two_file_test.h (t18, f18): Declare.
13452 * configure.ac: Don't test for objdump, c++filt, or readelf.
13453 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13455 (TEST_READELF): New variable.
13456 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13457 (check_PROGRAMS): Add two_file_strip_test.
13458 (two_file_strip_test): New target.
13459 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13460 (two_file_same_shared_strip_test_SOURCES): New variable.
13461 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13462 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13463 (two_file_same_shared_strip_test_LDADD): New variable.
13464 (two_file_shared_strip.so): New target.
13465 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13466 (ver_test_5.syms, ver_test_7.syms): Likewise.
13467 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13468 (strip_test_3.stdout): Use TEST_OBJDUMP.
13469 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13471 2008-04-04 Cary Coutant <ccoutant@google.com>
13473 * symtab.h (Symbol::is_weak_undefined): New function.
13474 (Symbol::is_strong_undefined): New function.
13475 (Symbol::is_absolute): New function.
13476 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13477 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13479 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13480 (weak_undef_test): New target.
13481 * testsuite/Makefile.in: Rebuild.
13482 * testsuite/weak_undef_file1.cc: New file.
13483 * testsuite/weak_undef_file2.cc: New file.
13484 * testsuite/weak_undef_test.cc: New file.
13486 2008-04-03 Craig Silverstein <csilvers@google.com>
13488 * compressed_output.h (class Output_compressed_section): Use
13490 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13492 (zlib_compressed_suffix): Removed.
13493 (Output_compressed_section::set_final_data_size): Use unsigned
13495 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13496 Fix linker invocation.
13497 (flagstest_o_specialfile_and_compress_debug_sections):
13499 * testsuite/Makefile.in: Regenerated.
13501 2008-04-02 David S. Miller <davem@davemloft.net>
13503 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13504 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13506 2008-04-02 Craig Silverstein <csilvers@google.com>
13510 2008-04-02 Ian Lance Taylor <iant@google.com>
13512 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13513 parameters. Update for new key type to views_. Change all
13515 (File_read::read): Adjust for byteshift in returned view.
13516 (File_read::add_view): New function, broken out of
13517 find_and_make_view.
13518 (File_read::make_view): New function, broken out of
13519 find_and_make_view.
13520 (File_read::find_or_make_view): Add offset and aligned
13521 parameters. Rewrite accordingly. Change all callers.
13522 (File_read::get_view): Add offset and aligned parameters. Adjust
13523 for byteshift in return value.
13524 (File_read::get_lasting_view): Likewise.
13525 * fileread.h (class File_read): Update declarations.
13526 (class File_read::View): Add byteshift_ field. Add byteshift to
13527 constructor. Add byteshift method.
13528 * archive.h (Archive::clear_uncached_views): New function.
13529 (Archive::get_view): Add aligned parameter. Change all callers.
13530 * object.h (Object::get_view): Add aligned parameter. Change all
13532 (Object::get_lasting_view): Likewise.
13534 * fileread.cc (File_read::release): Don't call clear_views if
13535 there are multiple objects.
13536 * fileread.h (File_read::clear_uncached_views): New function.
13537 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13540 2008-03-31 Cary Coutant <ccoutant@google.com>
13542 Add thin archive support.
13543 * archive.cc (Archive::armagt): New const.
13544 (Archive::setup): Remove task parameter and calls to unlock.
13545 (Archive::unlock_nested_archives): New function.
13546 (Archive::read_header): Add nested_off parameter. Change
13548 (Archive::interpret_header): Likewise.
13549 (Archive::include_all_members): Change to handle thin
13551 (Archive::include_member): Likewise.
13552 * archive.h (Archive::Archive): Add new parameters and
13554 (Archive::armagt): New const.
13555 (Archive::setup): Remove task parameter.
13556 (Archive::unlock_nested_archives): New function.
13557 (Archive::read_header): Add nested_off parameter.
13558 (Archive::interpret_header): Likewise.
13559 (Archive::Nested_archive_table): New typedef.
13560 (Archive::is_thin_archive_): New field.
13561 (Archive::nested_archives_): New field.
13562 (Archive::options_): New field.
13563 (Archive::dirpath_): New field.
13564 (Archive::task_): New field.
13565 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13566 for thin archives. Pass additional parameters to
13567 Archive::Archive. Unlock the archive file after calling
13570 2008-03-29 Ian Lance Taylor <iant@google.com>
13572 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13573 version symbol to be local.
13574 * testsuite/ver_test_4.sh: New file.
13575 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13576 (check_DATA): Add ver_test_4.syms.
13577 (ver_test_4.syms): New target.
13578 * testsuite/Makefile.in: Rebuild.
13581 (Output_section::Input_section_sort_entry::has_priority): New
13583 (Output_section::Input_section_sort_entry::match_file_name): New
13585 (Output_section::Input_section_sort_entry::match_section_name):
13587 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13589 (Output_section::Input_section_sort_entry::match_section_file):
13591 (Output_section::Input_section_sort_compare::operator()): Rewrite
13592 using new Input_section_sort_entry functions. Sort crtbegin and
13593 crtend first. Sort sections with no priority before sections with
13595 * testsuite/initpri1.c (d3): Check j != 4.
13596 (cd5): New constructor/destructor function.
13597 (main): Check j != 2.
13599 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13600 new symbol when resolving, don't call set_is_default.
13601 * testsuite/ver_test_7.cc: New file.
13602 * testsuite/ver_test_7.sh: New file.
13603 * testsuite/Makefile.am (ver_test_7.so): New target.
13604 (ver_test_7.o): New target.
13605 (check_SCRIPTS): Add ver_test_7.sh.
13606 (check_DATA): Add ver_test_7.syms.
13607 (ver_test_7.syms): New target.
13609 2008-03-28 Ian Lance Taylor <iant@google.com>
13611 * layout.cc (Layout::layout): If we see an input section with a
13612 name that needs sorting, set the must_sort flag for the output
13614 (Layout::make_output_section): If the name of the output section
13615 indicates that it might require sorting, set the may_sort flag.
13616 * output.h (Output_section::may_sort_attached_input_sections): New
13618 (Output_section::set_may_sort_attached_input_sections): New
13620 (Output_section::must_sort_attached_input_sections): New
13622 (Output_section::set_must_sort_attached_input_sections): New
13624 (class Output_section): Declare Input_section_sort_entry. Define
13625 Input_section_sort_compare. Declare
13626 sort_attached_input_sections. Add new fields:
13627 may_sort_attached_input_sections_,
13628 must_sort_attached_input_sections_,
13629 attached_input_sections_are_sorted_.
13630 * output.cc (Output_section::Output_section): Initialize new
13632 (Output_section::add_input_section): Add an entry to
13633 input_sections_ if may_sort or must_sort are true.
13634 (Output_section::set_final_data_size): Call
13635 sort_attached_input_sections if necessary.
13636 (Output_section::Input_section_sort_entry): Define new class.
13637 (Output_section::Input_section_sort_compare::operator()): New
13639 (Output_section::sort_attached_input_sections): New function.
13640 * configure.ac: Check whether the compiler supports constructor
13641 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13642 * testsuite/initpri1.c: New file.
13643 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13644 CONSTRUCTOR_PRIORITY.
13645 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13646 (initpri1_LDFLAGS): New variable.
13647 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13649 2008-03-27 Ian Lance Taylor <iant@google.com>
13651 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13652 * testsuite/common_test_1.c: New file.
13653 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13654 (common_test_1_SOURCES): New variable.
13655 (common_test_1_DEPENDENCIES): New variable.
13656 (common_test_1_LDFLAGS): New variable.
13658 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13659 and commons_ correctly when NAME/VERSION does not override
13661 * testsuite/ver_test_6.c: New file.
13662 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13663 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13664 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13666 2008-03-26 Ian Lance Taylor <iant@google.com>
13668 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13669 of an undefined symbol from a version script.
13670 * testsuite/Makefile.am (ver_test_5.so): New target.
13671 (ver_test_5.o): New target.
13672 (check_SCRIPTS): Add ver_test_5.sh.
13673 (check_DATA): Add ver_test_5.syms.
13674 (ver_test_5.syms): New target.
13675 * testsuite/ver_test_5.cc: New file.
13676 * testsuite/ver_test_5.script: New file.
13677 * testsuite/ver_test_5.sh: New file.
13678 * Makefile.in, testsuite/Makefile.in: Rebuild.
13681 Fix problems building gold with gcc 4.3.0.
13682 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13683 (gold_error_at_location, gold_warning_at_location): Use it.
13684 * configure.ac: Check whether we can compile and use a template
13685 function with a printf attribute.
13686 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13687 when jumping over bytes.
13688 * object.cc: Instantiate Object::read_section_data.
13689 * debug.h: Include <cstring>
13690 * dwarf_reader.cc: Include <algorithm>
13691 * main.cc: Include <cstring>.
13692 * options.cc: Include <cstring>.
13693 * output.cc: Include <cstring>.
13694 * script.cc: Include <cstring>.
13695 * script.h: Include <string>.
13696 * symtab.cc: Include <cstring> and <algorithm>.
13697 * target-select.cc: Include <cstring>.
13698 * version.cc: Include <string>.
13699 * testsuite/testmain.cc: Include <cstdlib>.
13700 * configure, config.in: Rebuild.
13702 2008-03-25 Ian Lance Taylor <iant@google.com>
13704 * options.cc: Include "../bfd/bfdver.h".
13705 (options::help): Print bug reporting address.
13707 * version.cc (print_version): Adjust output for current value of
13708 BFD_VERSION_STRING.
13712 * options.cc (options::help): Print list of supported targets.
13713 * target-select.h: Include <vector>.
13714 (class Target_selector): Make machine_, size_, and is_big_endian_
13715 fields const. Add bfd_name_ and instantiated_target_ fields.
13716 (Target_selector::Target_selector): Add bfd_name parameter.
13717 (Target_selector::recognize): Make non-virtual, call
13719 (Target_selector::recognize_by_name): Make non-virtual, call
13720 do_recognize_by_name.
13721 (Target_selector::supported_names): New function.
13722 (Target_selector::bfd_name): New function.
13723 (Target_selector::do_instantiate_target): New pure virtual
13725 (Target_selector::do_recognize): New virtual function.
13726 (Target_selector::do_recognize_by_name): New virtual function.
13727 (Target_selector::instantiate_target): New private function.
13728 (supported_target_names): Declare.
13729 * target-select.cc (Target_selector::Target_selector): Update for
13730 new parameter and fields.
13731 (select_target_by_name): Check that the name matches before
13732 calling recognize_by_name.
13733 (supported_target_names): New function.
13734 * i386.cc (class Target_selector_i386): Update Target_selector
13735 constructor call. Remove recognize and recognize_by_name. Add
13736 do_instantiate_target.
13737 * x86_64.cc (class Target_selector_x86_64): Likewise.
13738 * testsuite/testfile.cc (class Target_selector_test): Update for
13739 changes to Target_selector.
13741 * README: Rewrite, with some notes on unsupported features.
13743 2008-03-24 Cary Coutant <ccoutant@google.com>
13745 * i386.cc (Target_i386::Got_type): New enum declaration.
13746 (Target_i386::Scan::local): Updated callers of Output_data_got
13748 (Target_i386::Scan::global): Likewise.
13749 (Target_i386::Relocate::relocate): Likewise.
13750 (Target_i386::Relocate::relocate_tls): Likewise.
13751 * object.h (Got_offset_list): New class.
13752 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13753 (Sized_relobj::local_got_offset): Likewise.
13754 (Sized_relobj::set_local_got_offset): Likewise.
13755 (Sized_relobj::local_has_tls_got_offset): Removed.
13756 (Sized_relobj::local_tls_got_offset): Removed.
13757 (Sized_relobj::set_local_tls_got_offset): Removed.
13758 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13759 * output.cc (Output_data_got::add_global): Added got_type parameter.
13760 (Output_data_got::add_global_with_rel): Likewise.
13761 (Output_data_got::add_global_with_rela): Likewise.
13762 (Output_data_got::add_global_pair_with_rel): New function.
13763 (Output_data_got::add_global_pair_with_rela): New function.
13764 (Output_data_got::add_local): Added got_type parameter.
13765 (Output_data_got::add_local_with_rel): Likewise.
13766 (Output_data_got::add_local_with_rela): Likewise.
13767 (Output_data_got::add_local_pair_with_rel): New function.
13768 (Output_data_got::add_local_pair_with_rela): New function.
13769 (Output_data_got::add_global_tls): Removed.
13770 (Output_data_got::add_global_tls_with_rel): Removed.
13771 (Output_data_got::add_global_tls_with_rela): Removed.
13772 (Output_data_got::add_local_tls): Removed.
13773 (Output_data_got::add_local_tls_with_rel): Removed.
13774 (Output_data_got::add_local_tls_with_rela): Removed.
13775 * output.h (Output_data_got::add_global): Added got_type parameter.
13776 (Output_data_got::add_global_with_rel): Likewise.
13777 (Output_data_got::add_global_with_rela): Likewise.
13778 (Output_data_got::add_global_pair_with_rel): New function.
13779 (Output_data_got::add_global_pair_with_rela): New function.
13780 (Output_data_got::add_local): Added got_type parameter.
13781 (Output_data_got::add_local_with_rel): Likewise.
13782 (Output_data_got::add_local_with_rela): Likewise.
13783 (Output_data_got::add_local_pair_with_rel): New function.
13784 (Output_data_got::add_local_pair_with_rela): New function.
13785 (Output_data_got::add_global_tls): Removed.
13786 (Output_data_got::add_global_tls_with_rel): Removed.
13787 (Output_data_got::add_global_tls_with_rela): Removed.
13788 (Output_data_got::add_local_tls): Removed.
13789 (Output_data_got::add_local_tls_with_rel): Removed.
13790 (Output_data_got::add_local_tls_with_rela): Removed.
13791 * resolve.cc (Symbol::override_base_with_special): Removed
13792 reference to has_got_offset_ field.
13793 * symtab.cc (Symbol::init_fields): Replaced initialization
13794 of got_offset_ with got_offsets_. Removed initialization
13796 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13797 (Symbol::got_offset): Likewise.
13798 (Symbol::set_got_offset): Likewise.
13799 (Symbol::has_tls_got_offset): Removed.
13800 (Symbol::tls_got_offset): Removed.
13801 (Symbol::set_tls_got_offset): Removed.
13802 (Symbol::got_offset_): Removed.
13803 (Symbol::tls_mod_got_offset_): Removed.
13804 (Symbol::tls_pair_got_offset_): Removed.
13805 (Symbol::got_offsets_): New field.
13806 (Symbol::has_got_offset): Removed.
13807 (Symbol::has_tls_mod_got_offset): Removed.
13808 (Symbol::has_tls_pair_got_offset): Removed.
13809 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13810 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13812 (Target_x86_64::Scan::global): Likewise.
13813 (Target_x86_64::Relocate::relocate): Likewise.
13814 (Target_x86_64::Relocate::relocate_tls): Likewise.
13816 2008-03-25 Ben Elliston <bje@au.ibm.com>
13818 * yyscript.y: Fix spelling error in comment.
13820 2008-03-24 Ian Lance Taylor <iant@google.com>
13822 * options.h (class General_options): Define build_id option.
13823 * layout.h (class Layout): Declare write_build_id, create_note,
13824 create_build_id. Add build_id_note_ member.
13825 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13826 "libiberty.h", "md5.h", "sha1.h".
13827 (Layout::Layout): Initialize eh_frame_data_,
13828 eh_frame_hdr_section_, and build_id_note_.
13829 (Layout::finalize): Call create_build_id.
13830 (Layout::create_note): New function, broken out of
13831 Layout::create_gold_note.
13832 (Layout::create_gold_note): Call create_note.
13833 (Layout::create_build_id): New function.
13834 (Layout::write_build_id): New function.
13835 (Close_task_runner::run): Call write_build_id.
13837 * x86_64.cc: Correct license to GPLv3.
13839 2008-03-23 Ian Lance Taylor <iant@google.com>
13841 * options.cc: Include "demangle.h".
13842 (parse_optional_string): New function.
13843 (parse_long_option): Handle takes_optional_argument.
13844 (parse_short_option): Update dash_z initializer. Handle
13845 takes_optional_argument.
13846 (General_options::General_options): Initialize do_demangle_.
13847 (General_options::finalize): Set do_demangle_. Handle demangling
13849 * options.h (parse_optional_string): Declare.
13850 (struct One_option): Add optional_arg field. Update constructor.
13851 Update call constructor calls. Add takes_optional_argument
13853 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13854 (DEFINE_optional_string): Define.
13855 (General_options::demangle): Change from DEFINE_bool to
13856 DEFINE_optional_string.
13857 (General_options::no_demangle): New function.
13858 (General_options::do_demangle): New function.
13859 (General_options::set_do_demangle): New function.
13860 (General_options::execstack_status_): Move definition to end of
13862 (General_options::static_): Likewise.
13863 (General_options::do_demangle_): New field.
13864 * object.cc (big_endian>::get_symbol_location_info): Call
13865 Options::do_demangle, not Options::demangle.
13866 * symtab.cc (demangle): Likewise.
13868 2008-03-22 Ian Lance Taylor <iant@google.com>
13870 * gold.h: Include <cstddef> and <sys/types.h>
13871 * options.h: Include <cstring>.
13873 2008-03-21 Ian Lance Taylor <iant@google.com>
13875 * Added source code to GNU binutils.