1 2012-10-16 Sriraman Tallam <tmsriram@google.com>
3 * layout.cc (Layout::include_section): Keep sections marked
4 SHF_EXCLUDE when doing relocatable links.
6 2012-10-16 Alan Modra <amodra@gmail.com>
8 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
9 (Target_powerpc::do_finalize_sections): Call it.
10 (Output_data_save_res): New class and supporting functions.
11 (Target_powerpc::symval_for_branch): Only look up .opd entry for
12 normal symbols defined in object files.
14 2012-10-12 Alan Modra <amodra@gmail.com>
16 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
17 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
18 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
19 section if scan_opd_relocs not yet called.
20 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
22 2012-10-12 Alan Modra <amodra@gmail.com>
24 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
25 add_local_ifunc_entry): Revert last change.
26 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
28 2012-10-05 Alan Modra <amodra@gmail.com>
30 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
31 do_plt_address_for_global): New functions.
32 (Output_data_got_powerpc::do_write): Don't segfault when linking
34 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
35 add_local_ifunc_entry): Return true on adding entry..
36 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
37 glink->add_entry call. Remove unused symtab param. Adjust calls.
38 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
39 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
41 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
42 syms here. Do so even when no .iplt. Don't segfault when linking
44 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
45 new variants without reloc param.
46 (Glink_sym_ent::Glink_sym_ent): Likewise.
47 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
48 reloc when refs will resolve to plt call stub.
49 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
50 R_PPC_PLTREL24 to resolve locally.
51 (Target_powerpc::Scan::global): Correct ifunc handling.
52 (Target_powerpc::Relocate::relocate): Correct local sym glink
53 lookup. Don't destroy "value" when we have a plt call stub,
54 and when checking plt call validity.
55 (Target_powerpc::do_dynsym_value): Simplify.
57 2012-10-05 Alan Modra <amodra@gmail.com>
59 * i386.cc (Output_data_plt_i386::address_for_global,
60 address_for_local): Add plt offset to returned value. Adjust uses.
61 * sparc.cc (Output_data_plt_sparc::address_for_global,
62 address_for_local): Likewise.
63 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
64 address_for_local): Likewise.
65 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
66 address_for_local): Likewise.
67 * target.h (Target::plt_address_for_global, plt_address_for_local):
69 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
70 (Output_data_got::Got_entry::write): Nor here.
71 * output.h: Comment fix.
73 2012-10-02 Jiong Wang <jiwang@tilera.com>
75 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
76 global_offset_table_ value for larget got.
77 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
79 2012-09-29 Alan Modra <amodra@gmail.com>
81 * powerpc.cc (Target_powerpc::iplt_): New output section.
82 (Target_powerpc::iplt_section, make_iplt_section,
83 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
84 (Target_powerpc::make_plt_entry): Handle ifunc syms.
85 Target_powerpc::plt_entry_count): Count iplt entries too.
86 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
87 reloc section in constructor. New params.
88 (Target_powerpc::make_plt_section): Create reloc section here instead.
89 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
91 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
92 (Output_data_glink::add_entry, find_entry): New functions to
94 (Glink_sym_ent): Add support for local syms.
95 (Output_data_glink::do_write): Handle ifunc plt entries.
96 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
97 (Target_powerpc::Scan::local, global): Handle ifunc syms.
98 (Target_powerpc::Relocate::relocate): Likewise.
99 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
101 2012-09-25 Alan Modra <amodra@gmail.com>
103 * object.h (Sized_relobj_file::adjust_local_symbol,
104 do_adjust_local_symbol): New functions.
105 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
106 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
107 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
108 and irregular opd entry spacing.
109 (Powerpc_relobj::do_read_relocs): Add opd size checks.
110 (Global_symbol_visitor_opd): New functor.
111 (Target_powerpc::do_finalize_sections): Omit global symbols defined
112 on deleted opd entries.
114 2012-09-15 Jiong Wang <jiwang@tilera.com>
116 * tilegx.cc: New file.
117 * Makefile.am (TARGETSOURCES): Add tilegx.cc
118 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
119 * configure.tgt: Add entries for tilegx*.
120 * configure.ac: Likewise.
121 * Makefile.in: Rebuild.
122 * configure: Likewise.
123 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
126 2012-09-13 Alan Modra <amodra@gmail.com>
128 * target-reloc.h (scan_relocs): Call scan.local for relocs
129 against symbols in discarded sections. Pass is_discarded
131 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
132 Add is_discarded param.
133 * powerpc (Target_powerpc::Scan::local): Likewise. Use
134 is_discarded to flag opd entry as discarded. Don't emit dyn
135 relocs on such entries.
136 (Target_powerpc::Scan::global): Similarly detect and handle
138 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
139 opd_ent_. Update all uses.
140 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
141 (Target_powerpc::relocate_section): Zero out discarded opd
144 2012-09-12 Ian Lance Taylor <iant@google.com>
147 * output.cc: Rename Output_data_got template parameter from size
148 to got_size for all functions. Compile all variants of
150 (Output_data_got::Got_entry::write): Correct use of size for
151 symbol value. Use local_is_tls rather than casting to
153 * object.h (class Object): Add local_is_tls and do_local_is_tls.
154 (class Sized_relobj_file): Add do_local_is_tls.
155 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
157 2012-09-11 Alan Modra <amodra@gmail.com>
160 * layout.cc (Layout::set_segment_offsets): When using
161 common-page-size alignment, ensure we are on a new max-page-size
163 * output.cc (Output_segment::set_section_addresses): Use
164 abi_pagesize, not common_pagesize for relro boundary.
165 (Output_segment::set_offset): Likewise.
167 2012-09-11 Alan Modra <amodra@gmail.com>
169 * output.h (Output_data_got::add_global_tls, add_local_tls,
170 add_local_tls_pair): New functions.
171 (Output_data_got::add_local_pair_with_rel): Remove second
172 reloc param. Expand comment.
173 (Output_data_got::Got_entry): Rename use_plt_offset_ to
174 use_plt_or_tls_offset_, similarly for constructor param.
175 (Output_data_got::Got_entry::write): Add got_index param.
176 * output.cc (Output_data_got::add_global_tls, add_local_tls,
177 add_local_tls_pair): New functions.
178 (Output_data_got::Got_entry::write): Handle tls symbols
179 with use_plt_or_tls_offset_ set specially.
180 (Output_data_got::add_local_pair_with_rel): Only one reloc.
181 (Output_data_got::do_write): Replace iterator with index, pass
182 index to entry write function.
183 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
184 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
185 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
187 * i386.cc (Target_i386::Scan::local): Likewise.
188 * sparc.cc (Target_sparc::Scan::local): Likewise.
189 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
190 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
191 do_tls_offset_for_global): New functions.
192 (Target_powerpc::Scan::local): Correct TLS relocations and got
194 (Target_powerpc::Scan::global): Don't emit unnecessary
195 dynamic relocations on TLS GOT entries.
197 2012-09-10 Matthias Klose <doko@ubuntu.com>
199 * config.in: Disable sanity check for kfreebsd.
201 2012-09-10 Sterling Augustine <saugustine@google.com>
203 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
204 (Gdb_index::pubtypes_read): New parameter.
205 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
207 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
210 2012-09-09 Alan Modra <amodra@gmail.com>
212 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
213 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
214 * gc.h (gc_process_relocs): Call target gc_add_reference.
215 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
216 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
217 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
219 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
220 to cater for when we don't need code offset. Update use.
221 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
222 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
223 set_opd_valid): New functions.
224 (Target_powerpc::do_gc_add_reference): New function.
225 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
227 (Target_powerpc::do_gc_mark_symbol): New function.
229 2012-09-06 Cary Coutant <ccoutant@google.com>
231 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
232 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
233 (Dwarf_die::skip_attributes): Likewise.
234 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
235 * testsuite/gdb_index_test.cc (inline_func_1): New function.
237 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
239 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
241 * testsuite/script_test_3.t: Add .got.plt output section
243 * testsuite/script_test_4.t: Likewise.
245 2012-09-05 Alan Modra <amodra@gmail.com>
247 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
248 update all uses and lose "enum" when using type.
250 2012-09-05 Alan Modra <amodra@gmail.com>
252 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
253 * configure: Regenerate.
254 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
255 (plugin_final_layout.stdout): Likewise.
256 (memory_test): Set page sizes to 0x1000.
257 * testsuite/Makefile.in: Regenerate.
258 * testsuite/discard_locals_test.sh: Add FIXME comment.
259 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
260 * testsuite/pr14265.t: Add .got output section statement.
261 * testsuite/script_test_2.t: Likewise.
262 * testsuite/script_test_3.t: Likewise.
263 * testsuite/script_test_4.t: Likewise.
264 * testsuite/script_test_5.t: Likewise.
265 * testsuite/script_test_6.t: Likewise.
266 * testsuite/script_test_7.t: Likewise.
267 * testsuite/script_test_9.t: Likewise.
269 2012-09-05 Alan Modra <amodra@gmail.com>
271 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
272 (Powerpc_relocate_functions::Status): New typedef.
273 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
274 (Target_powerpc::Scan::local): Handle REL64.
275 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
277 (Target_powerpc::symval_for_branch): New function, extracted from..
278 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
279 checks. Report overflow errors.
281 2012-09-05 Alan Modra <amodra@gmail.com>
283 * object.h (Sized_relobj_file::emit_relocs): Delete.
284 (Sized_relobj_file::emit_relocs_reltype): Delete.
285 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
286 relocate_relocs for --emit-relocs.
287 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
288 * output.h: Update comment.
289 (Output_segment::first_section): New function.
290 (Output_segment::first_section_load_address): Use first_section.
291 * output.cc (Output_segment::first_section): New function extracted..
292 (Output_segment::first_section_load_address): ..from here. Delete.
293 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
294 * target.h (Sized_target::relocate_for_relocatable): Likewise.
295 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
296 adjust call to target.h function.
297 * i386.cc (Target_i386): Likewise.
298 * sparc.cc (Target_sparc): Likewise.
299 * x86_64.cc (Target_x86_64): Likewise.
300 * powerpc.cc (Target_powerpc): Likewise.
301 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
302 first tls section has section symbol for optimised local dynamic
304 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
305 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
307 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
308 Rename to relocate_relocs. Update error message.
310 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
312 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
315 2012-08-31 Alan Modra <amodra@gmail.com>
317 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
318 (Powerpc_relobj::toc_base_offset): New stub function.
319 (Target_powerpc): Add tp_offset, dtp_offset. Rename
320 got_mod_index_offset to tlsld_got_offset. Update all refs.
321 (Target_powerpc::Relocate::enum skip_tls): New.
322 (Target_powerpc::call_tls_get_addr_): New var.
323 (Target_powerpc::is_branch_reloc): Move to file scope.
324 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
325 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
327 (Target_powerpc::enum Got_type): Delete old values, add new ones.
328 (powerpc_info): Correct common_pagesize for ppc64.
329 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
330 (Powerpc_relocate_functions): Add overflow check enums and functions.
331 Add non-shift version of rela, rela_ua. Delete all rel public
332 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
333 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
334 addr16_ha3, addr14 functions.
335 (Output_data_got_powerpc::add_constant_pair): New function.
336 (Output_data_got_powerpc::got_base_offset): Likewise.
337 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
338 (instruction constants): Sort, add some more.
339 (Output_data_glink::do_write): Add and use Address typedef. Use
340 object->toc_base_offset() stub for 64-bit.
341 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
342 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
343 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
344 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
345 Always treat .opd relocs as against locally defined symbol.
346 Correct condition for RELATIVE relocs.
347 (Target_powerpc::do_finalize_sections): Test for NULL sections.
348 (Target_powerpc::Relocate::relocate): Use plt call stub as value
349 for 32-bit syms with a plt entry. Correct ppc64 toc base
350 calculations. Handle TLS relocs, and more. Add overflow
351 checking and adjust for Powerpc_relocate_functions changes.
352 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
353 Reinstate --emit-relocs code with FIXME.
355 2012-08-30 Alan Modra <amodra@gmail.com>
357 * layout.cc (Layout::set_segment_offsets): Set p_align to
358 abi_pagesize, not common_pagesize.
359 (Layout::relaxation_loop_body): Similarly use abi_pagesize
360 to determine whether file header can go in segment.
362 2012-08-30 Alan Modra <amodra@gmail.com>
364 * output.h (Output_reloc::Output_reloc <output section>): Add
365 is_relative param. Adjust calls.
366 (Output_reloc::add_output_section_relative): New functions.
367 * output.cc (Output_reloc::Output_reloc <output section>): Handle
369 (Output_reloc::symbol_value): Handle SECTION_CODE.
371 2012-08-24 Sriraman Tallam <tmsriram@google.com>
373 * gold.cc (queue_middle_tasks): Call layout again when unique
374 segments for sections is desired.
375 * layout.cc (Layout::Layout): Initialize new members.
376 (Layout::get_output_section_flags): New function.
377 (Layout::choose_output_section): Call get_output_section_flags.
378 (Layout::layout): Make output section for mapping to a unique segment.
379 (Layout::insert_section_segment_map): New function.
380 (Layout::attach_allocated_section_to_segment): Make unique segment for
381 output sections marked so.
382 (Layout::segment_precedes): Check for unique segments when sorting.
383 * layout.h (Layout::Unique_segment_info): New struct.
384 (Layout::Section_segment_map): New typedef.
385 (Layout::insert_section_segment_map): New function.
386 (Layout::get_output_section_flags): New function.
387 (Layout::is_unique_segment_for_sections_specified): New function.
388 (Layout::set_unique_segment_for_sections_specified): New function.
389 (Layout::unique_segment_for_sections_specified_): New member.
390 (Layout::section_segment_map_): New member.
391 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
392 Rename is_gc_pass_one to is_pass_one.
393 Rename is_gc_pass_two to is_pass_two.
394 Rename is_gc_or_icf to is_two_pass.
395 Check for which pass based on whether symbols data is present.
396 Make it two pass when unique segments for sections is desired.
397 * output.cc (Output_section::Output_section): Initialize new
399 * output.h (Output_section::is_unique_segment): New function.
400 (Output_section::set_is_unique_segment): New function.
401 (Output_section::is_unique_segment_): New member.
402 (Output_section::extra_segment_flags): New function.
403 (Output_section::set_extra_segment_flags): New function.
404 (Output_section::extra_segment_flags_): New member.
405 (Output_section::segment_alignment): New function.
406 (Output_section::set_segment_alignment): New function.
407 (Output_section::segment_alignment_): New member.
408 (Output_segment::Output_segment): Initialize is_unique_segment_.
409 (Output_segment::is_unique_segment): New function.
410 (Output_segment::set_is_unique_segment): New function.
411 (Output_segment::is_unique_segment_): New member.
412 * plugin.cc (allow_unique_segment_for_sections): New function.
413 (unique_segment_for_sections): New function.
414 (Plugin::load): Add new functions to transfer vector.
415 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
416 * Makefile.in: Regenerate.
417 * testsuite/plugin_final_layout.sh: Check if unique segment
419 * testsuite/plugin_section_order.c (onload): Check if new interfaces
421 (allow_unique_segment_for_sections): New global.
422 (unique_segment_for_sections): New global.
423 (claim_file_hook): Call allow_unique_segment_for_sections.
424 (all_symbols_read_hook): Call unique_segment_for_sections.
426 2012-08-22 Cary Coutant <ccoutant@google.com>
428 * layout.cc (Layout::include_section): Don't assert on GROUP
429 sections with --emit-relocs.
431 2012-08-21 Cary Coutant <ccoutant@google.com>
433 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
434 if --export-dynamic-symbol names an undef symbol.
436 2012-08-18 Alan Modra <amodra@gmail.com>
438 * powerpc.cc: Formatting and white space.
439 (Powerpc_relobj): Rename got2_section_ to special_.
440 Add opd_ent_shndx_ and opd_ent_off_ vectors.
441 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
442 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
443 (Target_powerpc): Add Address typedef and invalid_address. Use
445 (Target_powerpc::is_branch_reloc): New function.
446 (Powerpc_relocate_functions): Add Address typedef, use throughout.
447 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
448 for dst_mask, value and addend.
449 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
450 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
451 (Output_data_glink::do_write): Correct toc base. Don't try to use
452 uint16_t for 24-bit offset. Use get_output_section_offset and
454 (Target_powerpc::Scan::local): Handle more relocs.
455 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
456 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
457 Plug in toc restoring insn after plt calls. Translate branches
458 to function descriptor symbols to corresponding entry point.
459 (Target_powerpc::relocate_for_relocatable): Check return from
460 get_output_section_offset.
461 * symtab.h: Comment typo.
463 2012-08-14 Ian Lance Taylor <iant@google.com>
465 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
466 unsupported_relocal_local to call unsupported_reloc_global.
468 2012-08-14 Nick Clifton <nickc@redhat.com>
471 * script-sections.cc (Sections_element::output_section_name): Add
472 keep return parameter.
473 (Output_section_element::match_name): Add keep return parameter.
474 Return the value of the keep_ member.
475 * script-sections.h (class Output_section): Update
476 output_section_name prototype.
477 * layout.cc (Layout::keep_input_section): New public member
479 (Layout::choose_output_section): Pass keep parameter to
481 * layout.h (class Layout): Add keep_input_section.
482 * object.cc (Sized_relobj_file::do_layout): Check for kept input
484 * testsuite/Makefile.am: Add a test.
485 * testsuite/Makefile.in: Regenerate.
486 * testsuite/pr14265.c: Source file for the test.
487 * testsuite/pr14265.t: Linker script for the test.
488 * testsuite/pr14265.sh: Shell script for the test.
490 2012-08-14 Alan Modra <amodra@gmail.com>
492 * target.h (Target::output_section_name): New function.
493 (Target::do_output_section_name): New function.
494 * layout.cc (Layout::choose_output_section): Call the above.
495 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
497 2012-08-14 Alan Modra <amodra@gmail.com>
499 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
500 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
501 for replace_constant call.
502 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
503 (Output_data_glink::do_print_to_mapfile): New function.
504 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
505 (Target_powerpc::Relocate::relocate): Likewise.
507 2012-08-14 Alan Modra <amodra@gmail.com>
509 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
510 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
511 (Output_data_glink::add_entry,find_entry): Remove shndx param.
512 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
513 all references to shndx_. Handle special case for R_PPC_PLTREL24
515 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
516 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
517 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
519 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
520 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
522 2012-08-12 Alan Modra <amodra@gmail.com>
524 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
525 (glink insn constants): Use uint32_t.
526 (Output_data_glink::add_entry): Use insert, not [] operator.
528 2012-08-11 Alan Modra <amodra@gmail.com>
530 * object.h (Sized_relobj_file::find_shdr): New function.
531 (Sized_relobj_file::find_special_sections): New function.
532 * object.cc (Sized_relobj_file::find_shdr): New function.
533 (Sized_relobj_file::find_eh_frame): Use find_shdr.
534 (Sized_relobj_file::find_special_sections): New function, split out..
535 (Sized_relobj_file::do_read_symbols): ..from here.
536 * output.h (Output_data_got::replace_constant): New function.
537 (Output_data_got::num_entries): New function.
538 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
539 (Output_data_got::got_offset): Protected rather than private.
540 (Output_data_got::replace_got_entry): New function.
541 * output.cc (Output_data_got::replace_got_entry): New function.
542 * powerpc.cc (class Powerpc_relobj): New.
543 (class Powerpc_relocate_functions): Delete all psymval variants or
544 convert to value,addend type. Delete pcrela, pcrela_unaligned.
545 Implement _ha functions using corresponding _hi function.
546 (Powerpc_relobj::find_special_sections): New function.
547 (Target_powerpc::do_make_elf_object): New function.
548 (class Output_data_got_powerpc): New.
549 (class Output_data_glink): New.
550 (class Powerpc_scan_relocatable_reloc): New.
551 Many more changes througout file.
553 2012-08-09 Nick Clifton <nickc@redhat.com>
555 * po/vi.po: Updated Vietnamese translation.
557 2012-08-07 Ian Lance Taylor <iant@google.com>
559 * layout.cc (Layout::add_target_dynamic_tags): If
560 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
563 2012-07-30 Nick Clifton <nickc@redhat.com>
565 * po/gold.pot: Updated template.
566 * po/es.po: Updated Spanish translation.
568 2012-07-18 Cary Coutant <ccoutant@google.com>
571 * configure.ac: Add check for -gpubnames support.
572 * configure: Regenerate.
573 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
574 support; force -gno-pubnames.
575 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
577 (gdb_index_test_4): New test.
578 * testsuite/Makefile.in: Regenerate.
579 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
580 * testsuite/gdb_index_test_2.sh: Likewise.
581 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
582 * testsuite/gdb_index_test_4.sh: New script.
583 * testsuite/gdb_index_test_comm.sh: New script with common code;
584 don't look for space after colon.
586 2012-07-16 Sriraman Tallam <tmsriram@google.com>
588 * gold.cc (queue_middle_tasks): Update function order only after
589 deferred objects due to plugins are processed.
591 2012-07-11 Ian Lance Taylor <iant@google.com>
593 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
594 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
595 (Target_arm::scan_reloc_for_stub): Likewise.
596 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
597 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
598 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
599 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
600 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
602 2012-07-10 Dodji Seketeli <dodji@redhat.com>
603 Ian Lance Taylor <iant@google.com>
606 * configure.ac: Test whether std::tr1::hash<off_t> works.
607 * gold.h: Add a specialization for std::tr1::hash<off_t> if
609 * output.h (class Output_fill): Add virtual destructor.
610 * configure, config.in: Rebuild.
612 2012-06-22 Roland McGrath <mcgrathr@google.com>
614 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
616 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
618 * plugin.cc (Plugin::load): Handle position independent executables.
620 2012-06-06 Cary Coutant <ccoutant@google.com>
622 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
624 (lines_only_debug_sections): Likewise.
625 (gdb_fast_lookup_sections): New static array.
626 (is_gdb_debug_section): Rename formal parameter.
627 (is_lines_only_debug_section): Likewise.
628 (is_gdb_fast_lookup_section): New function.
629 (Layout::include_section): Check for ".zdebug_" prefix; pass
630 section name suffix to is_gdb_debug_section, et al.; check for
631 fast-lookup sections when building .gdb_index.
632 * options.h (--strip-debug-gdb): Update GDB version number.
634 2012-06-06 Cary Coutant <ccoutant@google.com>
636 * configure.ac: Add check for fallocate.
637 * configure: Regenerate.
638 * config.in: Regenerate.
640 * options.h (class General_options): Add --mmap-output-file and
641 --posix-fallocate options.
642 * output.cc: (posix_fallocate): Remove; replace with...
643 (gold_fallocate): New function.
644 (Output_file::map_no_anonymous): Call gold_fallocate.
645 (Output_file::map): Check --mmap-output-file option.
647 2012-06-05 Jing Yu <jingyu@google.com>
649 * gold.h (textdomain): Add do {} to empty while(0).
650 (bindtextdomain): Likewise.
652 2012-06-04 Cary Coutant <ccoutant@google.com>
654 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
657 2012-05-25 Sriraman Tallam <tmsriram@google.com>
659 * symtab.cc (Symbol_table::define_special_symbol):
660 Initialize *poldsym to prevent uninitialized variable errors.
662 2012-05-23 Cary Coutant <ccoutant@google.com>
664 * layout.cc (Layout::section_name_mapping): Add rules to handle
665 exact match on .data.rel.ro.local or .data.rel.ro.
666 (Layout::output_section_name): Check for exact matches.
668 2012-05-23 Cary Coutant <ccoutant@google.com>
670 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
673 2012-05-22 Cary Coutant <ccoutant@google.com>
675 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
676 object before exporting symbol.
678 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
680 * testsuite/tls_test.cc: Include "config.h" first.
681 * testsuite/tls_test_c.c: Likewise.
683 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
684 Nick Clifton <nickc@redhat.com>
687 * configure.in: Add check that sysdep.h has been included before
688 any system header files.
689 * configure: Regenerate.
690 * config.in: Regenerate.
692 2012-05-14 Cary Coutant <ccoutant@google.com>
694 * layout.cc (Layout::make_output_section): Mark .tdata section
696 * testsuite/relro_test.cc: Add a TLS variable.
698 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
701 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
702 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
705 2012-05-08 Cary Coutant <ccoutant@google.com>
707 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
708 (lines_only_debug_sections): Likewise.
710 2012-05-02 Roland McGrath <mcgrathr@google.com>
714 * Makefile.am (CCFILES, HFILES): Add them.
715 * Makefile.in: Regenerate.
716 * i386.cc (Output_data_plt_i386_nacl): New class.
717 (Output_data_plt_i386_nacl_exec): New class.
718 (Output_data_plt_i386_nacl_dyn): New class.
719 (Target_i386_nacl): New class.
720 (Target_selector_i386_nacl): New class.
721 (target_selector_i386): Use it instead of Target_selector_i386.
722 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
723 (Target_x86_64_nacl): New class.
724 (Target_selector_x86_64_nacl): New class.
725 (target_selector_x86_64, target_selector_x32): Use it instead of
726 Target_selector_x86_64.
727 * arm.cc (Output_data_plt_arm_nacl): New class.
728 (Target_arm_nacl): New class.
729 (Target_selector_arm_nacl): New class.
730 (target_selector_arm, target_selector_armbe): Use it instead of
733 * target-select.cc (select_target): Take new Input_file* and off_t
734 arguments, pass them on to recognize method of selector.
735 * object.cc (make_elf_sized_object): Update caller.
736 * parameters.cc (parameters_force_valid_target): Likewise.
737 * incremental.cc (make_sized_incremental_binary): Likewise.
738 * target-select.h: Update decl.
739 (Target_selector::recognize): Take new Input_file* argument,
740 pass it on to do_recognize.
741 (Target_selector::do_recognize): Take new Input_file* argument.
742 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
743 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
744 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
745 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
747 * target.h (Target::Target_info): New members isolate_execinstr
749 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
750 * arm.cc (Target_arm::arm_info): Update initializer.
751 * i386.cc (Target_i386::i386_info): Likewise.
752 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
753 * sparc.cc (Target_sparc::sparc_info): Likewise.
754 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
755 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
756 * layout.cc (Layout::attach_allocated_section_to_segment):
757 Take new const Target* argument. If target->isolate_execinstr(), act
759 (Layout::find_first_load_seg): Take new const Target* argument;
760 if target->isolate_execinstr(), reject PF_X segments.
761 (Layout::relaxation_loop_body): Update caller.
762 (Layout::set_segment_offsets): If target->isolate_execinstr(),
763 reset file offset to zero when we hit LOAD_SEG, and then do a second
764 loop over the segments before LOAD_SEG to reassign offsets after
765 addresses have been determined. Handle target->rosegment_gap().
766 (Layout::attach_section_to_segment): Take new const Target* argument;
767 pass it to attach_allocated_section_to_segment.
768 (Layout::make_output_section): Update caller.
769 (Layout::attach_sections_to_segments): Take new const Target* argument;
770 pass it to attach_section_to_segment.
771 * gold.cc (queue_middle_tasks): Update caller.
772 * layout.h (Layout): Update method decls with new arguments.
774 * arm.cc (Target_arm::Target_arm): Take optional argument for the
775 Target_info pointer to use.
776 (Target_arm::do_make_data_plt): New virtual method.
777 (Target_arm::make_data_plt): New method that calls it.
778 (Target_arm::make_plt_entry): Use it.
779 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
780 for the section alignment.
781 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
783 (Output_data_plt_arm::first_plt_entry_offset): Call it.
784 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
786 (Output_data_plt_arm::get_plt_entry_size): Call it.
787 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
788 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
789 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
791 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
792 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
793 method instead of sizeof(plt_entry).
794 (Output_data_plt_arm::add_entry): Likewise.
795 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
796 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
798 (Target_arm::plt_entry_size): Likewise.
799 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
801 (Output_data_plt_arm_standard): ... here, new class.
802 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
803 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
804 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
806 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
807 Take additional argument for the PLT entry size.
808 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
809 Use get_plt_entry_size method rather than plt_entry_size variable.
810 (Output_data_plt_x86_64::reserve_slot): Likewise.
811 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
812 (Output_data_plt_x86_64::add_entry): Likewise.
813 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
814 (Output_data_plt_x86_64::address_for_global): Likewise.
815 (Output_data_plt_x86_64::address_for_local): Likewise.
816 (Output_data_plt_x86_64::set_final_data_size): Likewise.
817 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
818 Make method non-static.
819 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
821 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
822 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
823 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
824 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
826 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
827 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
829 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
830 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
832 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
833 (Output_data_plt_x86_64::plt_entry_size)
834 (Output_data_plt_x86_64::first_plt_entry)
835 (Output_data_plt_x86_64::plt_entry)
836 (Output_data_plt_x86_64::tlsdesc_plt_entry)
837 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
838 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
839 (Output_data_plt_x86_64_standard): ... here, new class.
840 (Target_x86_64::Target_x86_64): Take optional argument for the
841 Target_info pointer to use.
842 (Target_x86_64::do_make_data_plt): New virtual method.
843 (Target_x86_64::make_data_plt): New method to call it.
844 (Target_x86_64::init_got_plt_for_update): Use that.
845 Call this->plt_->add_eh_frame method here.
846 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
847 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
848 rather than static method.
849 (Target_x86_64::plt_entry_size): Likewise.
850 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
851 rather than plt_entry_size variable. Move guts of PLT filling to...
852 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
853 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
854 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
856 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
857 additional argument for the section alignment.
858 Don't do add_eh_frame_for_plt here.
859 (Output_data_plt_i386::first_plt_entry_offset): Make the method
860 non-static. Use get_plt_entry_size method rather than plt_entry_size
862 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
864 (Output_data_plt_i386::get_plt_entry_size): Call it.
865 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
866 (Output_data_plt_i386::add_eh_frame): New method to call it.
867 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
869 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
870 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
872 (Output_data_plt_i386::fill_plt_entry): New method to call it.
873 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
874 method instead of plt_entry_size.
875 (Output_data_plt_i386::plt_entry_size)
876 (Output_data_plt_i386::plt_eh_frame_fde_size)
877 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
878 (Output_data_plt_i386_standard): ... here, new class.
879 (Output_data_plt_i386_exec): New class.
880 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
881 (Output_data_plt_i386_exec::first_plt_entry): ... here.
882 (Output_data_plt_i386::exec_plt_entry): Move to ...
883 (Output_data_plt_i386_exec::plt_entry): ... here.
884 (Output_data_plt_i386_dyn): New class.
885 (Output_data_plt_i386::first_plt_entry): Move to ...
886 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
887 (Output_data_plt_i386::dyn_plt_entry): Move to ...
888 (Output_data_plt_i386_dyn::plt_entry): ... here.
889 (Target_i386::Target_i386): Take optional argument for the Target_info
891 (Target_i386::do_make_data_plt): New virtual method.
892 (Target_i386::make_data_plt): New method to call it.
893 (Target_i386::make_plt_section): Use that.
894 Call this->plt_->add_eh_frame method here.
895 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
896 rather than plt_entry_size variable.
897 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
898 (Output_data_plt_i386::address_for_local): Likewise.
899 (Output_data_plt_i386::do_write): Likewise.
900 Move guts of PLT filling to...
901 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
902 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
903 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
904 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
906 2012-05-01 Cary Coutant <ccoutant@google.com>
908 * dwarf_reader.cc (Dwarf_die::read_attributes)
909 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
910 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
911 * reduced_debug_output.cc
912 (Output_reduced_debug_info_section::get_die_end): Remove
913 DW_FORM_GNU_ref_index. Add default case.
915 2012-04-26 Mark Wielaard <mjw@redhat.com>
917 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
918 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
919 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
920 DW_AT_high_pc as offset from DW_AT_low_pc.
922 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
923 * testsuite/Makefile.in: Regenerate.
924 * testsuite/gdb_index_test_3.c: New test source file.
925 * testsuite/gdb_index_test_3.sh: New test source file.
927 2012-04-25 Ian Lance Taylor <iant@google.com>
929 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
931 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
932 as a class, not a struct.
933 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
934 (Target_arm::apply_cortex_a8_workaround): Likewise.
935 * gc.h: Declare Reloc_types as a struct, not a class.
936 * object.h: Declare Symbols_data as a struct.
937 * reloc.h: Declare Read_relocs_data as a struct.
938 * target.h: Declare Relocate_info as a struct.
940 2012-04-24 David S. Miller <davem@davemloft.net>
942 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
943 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
946 2012-04-24 Cary Coutant <ccoutant@google.com>
948 * incremental-dump.cc (find_input_containing_global): Replace
949 magic number with symbolic constant.
950 (dump_incremental_inputs): Update version number.
951 * incremental.cc (Output_section_incremental_inputs): Update version
952 number; import symbolic constants from Incremental_inputs_reader.
953 (Incremental_inputs::create_data_sections): Align relocations
954 section correctly for 64-bit targets.
955 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
956 constants; add padding.
957 (Output_section_incremental_inputs::write_header): Add assert for
959 (Output_section_incremental_inputs::write_input_files): Add assert
960 for input_entry_size.
961 (Output_section_incremental_inputs::write_info_blocks): Add padding;
962 add assert for object_info_size, input_section_entry_size,
963 global_sym_entry_size.
964 * incremental.h (Incremental_inputs_reader): Add symbolic constants
965 for data structure sizes; use them.
966 (Incremental_input_entry_reader): Import symbolic constants from
967 Incremental_inputs_reader; use them.
969 2012-04-23 David S. Miller <davem@davemloft.net>
971 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
973 (Target_sparc::Target_sparc): Initialize new fields.
974 (Target_sparc::do_make_elf_object): New function.
975 (Target_sparc::do_adjust_elf_header): New function.
977 2012-04-23 Cary Coutant <ccoutant@google.com>
979 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
980 CU range table of gdb index.
982 2012-04-20 David S. Miller <davem@davemloft.net>
984 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
987 2012-04-16 David S. Miller <davem@davemloft.net>
989 * sparc.cc (Target_sparc::got_address): New function.
990 (Sparc_relocate_functions::gdop_hix22): New function.
991 (Sparc_relocate_functions::gdop_lox10): New function.
992 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
994 (Target_sparc::Scan::local): Likewise if the global symbol is not
995 preemptible and is not IFUNC.
996 (Target_sparc::Relocate::relocate): Perform GOTDATA code
997 transformations for local and non-preemptible non-IFUNC global
1000 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
1001 writing out 64-bit part of ranges.
1003 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
1004 -fpic and -fpie respectively.
1005 * Makefile.in: Regenerate.
1007 * sparc.cc (class Target_sparc): Add rela_ifunc_.
1008 (Target_sparc::Target_sparc): Initialize new field.
1009 (Target_sparc::do_plt_section_for_global): New function.
1010 (Target_sparc::do_plt_section_for_local): New function.
1011 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
1012 (Target_sparc::make_plt_section): New function, broken out of
1013 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
1014 (Target_sparc::make_plt_entry): Call make_plt_section.
1015 (Target_sparc::make_local_ifunc_plt_entry): New function.
1016 (Target_sparc::rela_ifunc_section): New function.
1017 (Target_sparc::plt_section): Remove const.
1018 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
1019 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
1020 and ifunc_count_ fields.
1021 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
1022 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
1023 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
1024 (Output_data_plt_sparc::rela_ifunc): New function.
1025 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
1026 (Output_data_plt_sparc::has_ifunc_section): New function.
1027 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
1028 (Output_data_plt_sparc::address_for_global): New function.
1029 (Output_data_plt_sparc::address_for_local): New function.
1030 (Output_data_plt_sparc::plt_index_to_offset): New function.
1031 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
1033 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
1035 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
1036 R_SPARC_JMP_IREL to switch.
1037 (Target_sparc::Scan::check_non_pic): Likewise.
1038 (Target_sparc::Scan::local): Handle IFUNC symbols.
1039 (Target_sparc::Scan::local): Likewise.
1040 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
1041 and plt_address_for_local.
1042 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
1043 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
1045 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
1046 (class Output_data_reloc): Adjust calls to Output_reloc_type.
1047 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
1048 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
1050 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
1051 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
1053 * sparc.cc (Target_sparc::Scan::global): Likewise.
1054 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
1056 2012-04-16 Cary Coutant <ccoutant@google.com>
1058 * archive.cc (Library_base::should_include_member): Check for
1059 --export-dynamic-symbol.
1060 * options.h (class General_options): Add --export-dynamic-symbol.
1061 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
1062 --export-dynamic-symbol.
1063 (Symbol_table::gc_mark_undef_symbols): Likewise.
1064 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
1066 2012-04-12 David S. Miller <davem@davemloft.net>
1068 * sparc.cc (Reloc::wdisp10): New relocation method.
1069 (Reloc::h34): Likewise.
1070 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
1071 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
1073 (Target_sparc::Scan::local): Likewise.
1074 (Target_sparc::Scan::global): Likewise.
1075 (Target_sparc::Relocate::relocate): Likewise.
1077 2012-04-09 Cary Coutant <ccoutant@google.com>
1079 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
1082 2012-04-06 Ian Lance Taylor <iant@google.com>
1084 * timer.cc: #include <unistd.h>.
1086 2012-04-06 Roland McGrath <mcgrathr@google.com>
1088 * configure.in (AC_CHECK_HEADERS): Add locale.h.
1089 * config.in: Regenerate.
1090 * configure: Regenerate.
1092 2012-04-05 Nick Clifton <nickc@redhat.com>
1094 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
1095 (AM_LC_MESSAGES): Add.
1096 * aclocal.m4: Regenerate.
1097 * config.in: Regenerate.
1098 * configure: Regenerate.
1100 2012-03-21 Cary Coutant <ccoutant@google.com>
1102 * Makefile.am: Add gdb-index.cc, gdb-index.h.
1103 * Makefile.in: Regenerate.
1104 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
1105 (Sized_elf_reloc_mapper::symbol_section): New function.
1106 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
1107 (make_elf_reloc_mapper): New function.
1108 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
1109 (Dwarf_abbrev_table::do_read_abbrevs): New function.
1110 (Dwarf_abbrev_table::do_get_abbrev): New function.
1111 (Dwarf_ranges_table::read_ranges_table): New function.
1112 (Dwarf_ranges_table::read_range_list): New function.
1113 (Dwarf_pubnames_table::read_section): New function.
1114 (Dwarf_pubnames_table::read_header): New function.
1115 (Dwarf_pubnames_table::next_name): New function.
1116 (Dwarf_die::Dwarf_die): New function.
1117 (Dwarf_die::read_attributes): New function.
1118 (Dwarf_die::skip_attributes): New function.
1119 (Dwarf_die::set_name): New function.
1120 (Dwarf_die::set_linkage_name): New function.
1121 (Dwarf_die::attribute): New function.
1122 (Dwarf_die::string_attribute): New function.
1123 (Dwarf_die::int_attribute): New function.
1124 (Dwarf_die::uint_attribute): New function.
1125 (Dwarf_die::ref_attribute): New function.
1126 (Dwarf_die::child_offset): New function.
1127 (Dwarf_die::sibling_offset): New function.
1128 (Dwarf_info_reader::check_buffer): New function.
1129 (Dwarf_info_reader::parse): New function.
1130 (Dwarf_info_reader::do_parse): New function.
1131 (Dwarf_info_reader::do_read_string_table): New function.
1132 (Dwarf_info_reader::lookup_reloc): New function.
1133 (Dwarf_info_reader::get_string): New function.
1134 (Dwarf_info_reader::visit_compilation_unit): New function.
1135 (Dwarf_info_reader::visit_type_unit): New function.
1136 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
1137 Sized_elf_reloc_mapper.
1138 (Sized_dwarf_line_info::symbol_section): Remove function.
1139 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
1140 (Sized_dwarf_line_info::read_line_mappings): Remove object
1141 parameter, adjust callers.
1142 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
1143 * dwarf_reader.h: Include <sys/types.h>.
1144 (class Track_relocs): Remove forward declaration.
1145 (class Elf_reloc_mapper): New class.
1146 (class Sized_elf_reloc_mapper): New class.
1147 (class Dwarf_abbrev_table): New class.
1148 (class Dwarf_range_list): New class.
1149 (class Dwarf_ranges_table): New class.
1150 (class Dwarf_pubnames_table): New class.
1151 (class Dwarf_die): New class.
1152 (class Dwarf_info_reader): New class.
1153 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
1154 (Sized_dwarf_line_info::symbol_section): Remove member function.
1155 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
1157 * gdb-index.cc: New source file.
1158 * gdb-index.h: New source file.
1159 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
1160 and .debug_types sections, call Layout::add_to_gdb_index.
1161 (Sized_relobj_incr::do_section_name): Implement.
1162 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
1163 return type; Implement.
1164 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
1166 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
1167 parameter list and return type.
1168 (Sized_incr_dynobj::do_section_contents): Likewise.
1169 * layout.cc: Include gdb-index.h.
1170 (Layout::Layout): Initialize gdb_index_data_.
1171 (Layout::init_fixed_output_section): Check for .gdb_index section.
1172 (Layout::add_to_gdb_index): New function. Instantiate.
1173 * layout.h: Add forward declaration for class Gdb_index.
1174 (Layout::add_to_gdb_index): New member function.
1175 (Layout::gdb_index_data_): New data member.
1176 * main.cc: Include gdb-index.h.
1177 (main): Print statistics for gdb index.
1178 * object.cc (Object::section_contents): Move code into
1179 do_section_contents.
1180 (need_decompressed_section): Check for sections needed when building
1182 (build_compressed_section_map): Likewise.
1183 (Sized_relobj_file::do_read_symbols): Need local symbols when building
1185 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
1186 sections; call Layout::add_to_gdb_index.
1187 (Sized_relobj_file::do_decompressed_section_contents): Call
1188 do_section_contents directly.
1189 * object.h (Object::do_section_contents): Adjust parameter list and
1191 (Object::do_decompressed_section_contents): Call do_section_contents
1193 (Sized_relobj_file::do_section_contents): Adjust parameter list and
1195 * options.h (class General_options): Add --gdb-index option.
1196 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
1197 list and return type.
1198 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
1199 * reloc.h (Track_relocs::checkpoint): New function.
1200 (Track_relocs::reset): New function.
1202 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
1204 * testsuite/Makefile.in: Regenerate.
1205 * testsuite/gdb_index_test.cc: New test source file.
1206 * testsuite/gdb_index_test_1.sh: New test source file.
1207 * testsuite/gdb_index_test_2.sh: New test source file.
1209 2012-03-19 Doug Kwan <dougkwan@google.com>
1211 * arm.cc (Target_arm::do_define_standard_symbols): New method.
1212 (Target_arm::do_finalize_sections): Remove code which defines
1213 __exidx_start and __exidx_end. Make symbol table parameter
1214 anonymous as it is not used.
1215 * gold.cc (queue_middle_tasks): Call target hook to define any
1216 target-specific symbols.
1217 * target.h (Target::define_standard_symbols): New method.
1218 (Target::do_define_standard_symbols): Same.
1219 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
1220 * testsuite/Makefile.in: Regenerate.
1221 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
1223 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
1224 relocations are generated for __exidx_start and __exidx_end.
1226 2012-03-16 Doug Kwan <dougkwan@google.com>
1228 * testsuite/Makefile.am: Disable test initpri3b.
1229 * testsuite/Makefile.in: Regenerate.
1231 2012-03-15 Doug Kwan <dougkwan@google.com>
1233 * arm.cc (Target_arm::got_section): Make .got section read-only
1236 2012-03-15 Ian Lance Taylor <iant@google.com>
1239 * layout.cc (Layout::make_output_section): Correctly mark
1240 SHT_INIT_ARRAY, et. al., as relro.
1242 2012-03-14 Doug Kwan <dougkwan@google.com>
1244 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
1245 dynamic relocations for protected symbols in shared objects.
1247 2012-03-13 Ian Lance Taylor <iant@google.com>
1249 * resolve.cc (Symbol_table::resolve): When merging common symbols,
1250 keep the larger alignment.
1252 2012-03-12 Cary Coutant <ccoutant@google.com>
1254 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
1255 handling of DW_LNE_define_file.
1257 2012-03-12 Cary Coutant <ccoutant@google.com>
1259 * reduced_debug_output.cc
1260 (Output_reduced_debug_info_section::get_die_end): Add new FORM
1263 2012-02-29 Cary Coutant <ccoutant@google.com>
1265 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
1267 2012-02-29 Cary Coutant <ccoutant@google.com>
1269 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1270 Call Object::decompressed_section_contents.
1271 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
1273 (Sized_dwarf_line_info::buffer_start_): New data member.
1274 * merge.cc (Output_merge_data::do_add_input_section): Call
1275 Object::decompressed_section_contents.
1276 (Output_merge_string::do_add_input_section): Likewise.
1277 * object.cc (need_decompressed_section): New function.
1278 (build_compressed_section_map): Decompress sections needed later.
1279 (Sized_relobj_file::do_decompressed_section_contents): New function.
1280 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1281 * object.h (Object::decompressed_section_contents): New function.
1282 (Object::discard_decompressed_sections): New function.
1283 (Object::do_decompressed_section_contents): New function.
1284 (Object::do_discard_decompressed_sections): New function.
1285 (Compressed_section_info): New type.
1286 (Compressed_section_map): Include decompressed section contents.
1287 (Sized_relobj_file::do_decompressed_section_contents): New function.
1288 (Sized_relobj_file::do_discard_decompressed_sections): New function.
1290 2012-02-16 Cary Coutant <ccoutant@google.com>
1292 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
1293 * testsuite/Makefile.in: Regenerate.
1295 2012-02-14 Cary Coutant <ccoutant@google.com>
1297 * options.cc (General_options::finalize): Disallow -pie and -static.
1299 2012-02-03 Doug Kwan <dougkwan@google.com>
1301 * arm.cc (Arm_relocate_functions::abs8,
1302 Arm_relocate_functions::abs16): Use
1303 Bits::has_signed_unsigned_overflow32.
1304 (Arm_relocate_functions::thm_abs8): Correct range of
1306 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
1309 2012-02-02 Doug Kwan <dougkwan@google.com>
1311 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
1312 position independent outputs, not just shared objects.
1314 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
1316 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
1317 * configure: Regenerated.
1319 2012-01-27 Ian Lance Taylor <iant@google.com>
1321 * reloc.h (Bits): New class with static functions, copied from
1322 namespace utils in arm.cc.
1323 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
1326 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1328 * incremental.cc (write_info_blocks): Correct relocation offset.
1330 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1332 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
1333 (Relocate::tls_gd_to_le): Likewise.
1335 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1337 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
1339 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
1341 * configure.ac: Check if -mcmodel=medium works.
1342 * configure: Regenerated.
1344 2012-01-24 Cary Coutant <ccoutant@google.com>
1346 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
1348 (read_unsigned_LEB_128_x): ... this new function.
1349 (read_signed_LEB_128): Replaced with inline definition and ...
1350 (read_signed_LEB_128_x): ... this new function.
1351 * int_encoding.h (read_unsigned_LEB_128_x): New function.
1352 (read_unsigned_LEB_128): Add inline definition.
1353 (read_signed_LEB_128_x): New function.
1354 (read_signed_LEB_128): Add inline definition.
1355 * testsuite/Makefile.am (leb128_unittest): New unit test.
1356 * testsuite/Makefile.in: Regenerate.
1357 * testsuite/leb128_unittest.cc: New unit test.
1359 2012-01-23 Ian Lance Taylor <iant@google.com>
1362 * i386.cc (Target_i386::do_code_fill): When using a jmp
1363 instruction, pad with nop instructions.
1364 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1366 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
1368 * x86_64.cc (gc_process_relocs): Add typename on types used in
1370 (scan_relocs): Likewise.
1371 (relocate_section): Likewise.
1372 (apply_relocation): Likewise.
1374 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
1376 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
1377 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
1380 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
1382 * x86_64.cc: Initial support for x32.
1384 2012-01-03 Cary Coutant <ccoutant@google.com>
1386 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
1387 Use abstract base class for GOT.
1388 * gold/output.h (class Output_data_got_base): New abstract base class.
1389 (class Output_data_got): Derive from new base class, adjust ctors.
1390 (Output_data_got::reserve_slot): Make virtual; rename to
1391 do_reserve_slot; Adjust callers.
1392 * gold/target.h (Sized_target::init_got_plt_for_update): Return
1393 pointer to abstract base class.
1394 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
1396 2011-12-18 Ian Lance Taylor <iant@google.com>
1398 * object.h (Relobj::local_symbol_value): New function.
1399 (Relobj::local_plt_offset): New function.
1400 (Relobj::local_has_got_offset): New function.
1401 (Relobj::local_got_offset): New function.
1402 (Relobj::set_local_got_offset): New function.
1403 (Relobj::do_local_symbol_value): New pure virtual function.
1404 (Relobj::do_local_plt_offset): Likewise.
1405 (Relobj::do_local_has_got_offset): Likewise.
1406 (Relobj::do_local_got_offset): Likewise.
1407 (Relobj::do_set_local_got_offset): Likewise.
1408 (Sized_relobj::do_local_has_got_offset): Rename from
1409 local_has_got_offset.
1410 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
1411 (Sized_relobj::do_set_local_got_offset): Rename from
1412 set_local_got_offset.
1413 (Sized_relobj_file::do_local_plt_offset): Rename from
1415 (Sized_relobj_file::do_local_symbol_value): New function.
1416 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
1418 * output.cc (Output_data_got::Got_entry::write): Change object to
1419 Relobj. Use local_symbol_value.
1420 (Output_data_got::add_global_with_rel): Change rel_dyn to
1421 Output_data_reloc_generic*. Use add_global_generic.
1422 (Output_data_got::add_global_with_rela): Remove. Change all
1423 callers to use add_global_with_rel.
1424 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
1425 Output_data_reloc_generic*. Use add_global_generic.
1426 (Output_data_got::add_global_pair_with_rela): Remove. Change all
1427 callers to use add_global_pair_with_rel.
1428 (Output_data_got::add_local): Change object to Relobj*.
1429 (Output_data_got::add_local_plt): Likewise.
1430 (Output_data_got::add_local_with_rel): Change object to Relobj*,
1431 change rel_dyn to Output_data_reloc_generic*. Use
1433 (Output_data_got::add_local_with_rela): Remove. Change all
1434 callers to use all_local_with_rel.
1435 (Output_data_got::add_local_pair_with_rel): Change object to
1436 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
1437 add_output_section_generic.
1438 (Output_data_got::add_local_pair_with_rela): Remove. Change all
1439 callers to use add_local_pair_with_rel.
1440 (Output_data_got::reserve_local): Change object to Relobj*.
1441 * output.h: (class Output_data_reloc_generic): Add pure virtual
1442 declarations for add_global_generic, add_local_generic,
1443 add_output_section_generic.
1444 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
1445 functions for Output_data_reloc_generic. Update declarations for
1446 changes listed in output.cc.
1447 (class Output_data_got): Change template parameter to got_size.
1448 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
1449 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
1451 (Sized_relobj_incr::do_local_plt_offset): New function.
1452 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
1455 2011-12-17 Cary Coutant <ccoutant@google.com>
1457 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
1458 * resolve.cc (Symbol_table::resolve): Likewise.
1459 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
1461 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
1463 2011-12-16 Ian Lance Taylor <iant@google.com>
1465 * output.h (Output_data_reloc_generic::add): Only call
1466 add_dynamic_reloc if this is a dynamic reloc section.
1468 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
1471 * target-reloc.h (apply_relocation): Replace <64, false> with
1474 2011-11-25 Nick Clifton <nickc@redhat.com>
1476 * po/it.po: New Italian translation.
1478 2011-11-17 Sterling Augustine <saugustine@google.com>
1480 * script.cc (script_include_directive): Implement.
1481 (read_script_file): New local variables name and search_path. Update
1482 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
1483 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
1484 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
1486 2011-11-11 Sterling Augustine <saugustine@google.com>
1488 * yyscript.y (section_cmd): Add support for INCLUDE directive.
1489 (file_or_sections_cmd): Likewise.
1491 2011-11-11 Doug Kwan <dougkwan@google.com>
1493 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
1494 if --just-symbols is given.
1496 2011-11-10 Doug Kwan <dougkwan@google.com>
1499 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
1500 when processing data relocs.
1501 * reloc.h (Relocate_functions::rel_unaligned): New method.
1502 (Relocate_functions::pcrel_unaligned): Ditto.
1503 (Relocate_functions::rel32_unaligned): Ditto.
1504 (Relocate_functions::pcrel32_unaligned): Ditto.
1506 2011-11-09 Doug Kwan <dougkwan@google.com>
1509 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
1510 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
1511 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
1512 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1513 (Relocate_functions::rel_unaligned): New.
1514 (Relocate_functions::rel32_unaligned): New.
1515 * target-reloc.h (relocate_for_relocatable): Add code to handle
1516 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
1517 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
1518 arm_unaligned_reloc_r): New targets.
1519 * testsuite/Makefile.in: Regenerate.
1520 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
1523 2011-11-02 Ian Lance Taylor <iant@google.com>
1525 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
1527 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
1528 * options.cc (General_options::finalize): Use library search path
1529 from configure script if specified. If not native and no sysroot,
1530 only search TOOLLIBDIR.
1531 * options.h (Search_directory::Search_directory): Change name to
1533 (General_options::add_to_library_path_with_sysroot): Change arg to
1535 * configure, Makefile.in, config.in: Rebuild.
1537 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1539 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
1540 we are working around the ARM1176 Erratum.
1541 * options.h (General_options::fix_arm1176): Add option.
1542 * testsuite/Makefile.am: Add testcases, and keep current ones
1544 * testsuite/Makefile.in: Regenerate.
1545 * testsuite/arm_fix_1176.s: New file.
1546 * testsuite/arm_fix_1176.sh: Likewise.
1548 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1550 * arm.cc (Target_arm::Target_arm): Remove initialisation of
1552 (Target_arm::may_use_blx): Remove method.
1553 (Target_arm::set_may_use_blx): Likewise.
1554 (Target_arm::may_use_v4t_interworking): New method.
1555 (Target_arm::may_use_v5t_interworking): Likewise.
1556 (Target_arm::may_use_blx_): Remove member variable.
1557 (Arm_relocate_functions::arm_branch_common): Check for v5T
1559 (Arm_relocate_functions::thumb_branch_common): Likewise.
1560 (Reloc_stub::stub_type_for_reloc): Likewise.
1561 (Target_arm::do_finalize_sections): Correct interworking checks.
1562 * testsuite/Makefile.am: Add new tests.
1563 * testsuite/Makefile.in: Regenerate.
1564 * testsuite/arm_farcall_arm_arm.s: New test.
1565 * testsuite/arm_farcall_arm_arm.sh: Likewise.
1566 * testsuite/arm_farcall_arm_thumb.s: Likewise.
1567 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
1568 * testsuite/arm_farcall_thumb_arm.s: Likewise.
1569 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
1570 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
1571 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
1573 2011-10-31 Cary Coutant <ccoutant@google.com>
1576 * expression.cc (Expression::eval_with_dot): Add
1577 is_section_dot_assignment parameter.
1578 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
1579 absolute and assigning to dot within a section.
1580 * script-sections.cc
1581 (Output_section_element_assignment::set_section_addresses): Pass
1582 dot_section to set_if_absolute.
1583 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
1584 as is_section_dot_assignment flag to eval_with_dot.
1585 (Output_section_element_dot_assignment::set_section_addresses):
1587 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
1588 parameter. Also set value if relative to dot_section; set the
1589 symbol's output_section.
1590 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
1591 parameter. Adjust all callers.
1592 (Expression::eval_maybe_dot): Likewise.
1593 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
1595 * testsuite/script_test_2.t: Test assignment of an absolute value
1596 to dot within an output section element.
1598 2011-10-31 Cary Coutant <ccoutant@google.com>
1600 * options.h (class General_options): Add --[no-]gnu-unique options.
1601 * symtab.cc (Symbol_table::sized_write_globals): Convert
1602 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
1604 2011-10-31 Cary Coutant <ccoutant@google.com>
1607 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
1608 unnecessary assertion.
1609 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
1611 2011-10-31 Sriraman Tallam <tmsriram@google.com>
1613 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1615 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
1617 Change to just keep the section associated with symbol.
1618 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
1619 they are externally visible and --export-dynamic is turned on.
1620 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
1622 2011-10-19 Ian Lance Taylor <iant@google.com>
1625 * script-sections.cc
1626 (Output_section_element_dot_assignment::needs_output_section): New
1629 2011-10-19 Ian Lance Taylor <iant@google.com>
1632 * layout.cc (Layout::segment_precedes): Don't assert failure if a
1633 --section-start option was seen.
1634 * options.h (General_options::any_section_start): New function.
1636 2011-10-18 David S. Miller <davem@davemloft.net>
1639 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
1640 member to track relocation locations that have moved during TLS
1641 reloc optimizations.
1642 (Target_sparc::Relocate::Relocate): Initialize to NULL.
1643 (Target_sparc::Relocate::relocate): Adjust view down by 4
1644 bytes if it matches reloc_adjust_addr_.
1645 (Target_sparc::Relocate::relocate_tls): Always move the
1646 __tls_get_addr call delay slot instruction forward 4 bytes when
1647 performing relaxation.
1649 2011-10-18 Cary Coutant <ccoutant@google.com>
1651 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
1652 (Output_file::map_no_anonymous): Check for non-zero
1653 return code from posix_fallocate.
1655 2011-10-17 Cary Coutant <ccoutant@google.com>
1658 * plugin.cc (is_visible_from_outside): Check for symbols
1659 referenced from dynamic objects.
1660 * resolve.cc (Symbol_table::resolve): Don't count references
1661 from dynamic objects as references from real ELF files.
1662 * testsuite/plugin_test_2.sh: Adjust expected result.
1664 2011-10-17 Cary Coutant <ccoutant@google.com>
1666 * gold.cc: Include timer.h.
1667 (queue_middle_tasks): Stamp time.
1668 (queue_final_tasks): Likewise.
1669 * main.cc (main): Store timer in parameters. Print timers
1671 * parameters.cc (Parameters::Parameters): Initialize timer_.
1672 (Parameters::set_timer): New function.
1673 (set_parameters_timer): New function.
1674 * parameters.h (Parameters::set_timer): New function.
1675 (Parameters::timer): New function.
1676 (Parameters::timer_): New data member.
1677 (set_parameters_timer): New function.
1678 * timer.cc (Timer::stamp): New function.
1679 (Timer::get_pass_time): New function.
1680 * timer.h (Timer::stamp): New function.
1681 (Timer::get_pass_time): New function.
1682 (Timer::pass_times_): New data member.
1684 2011-10-17 Cary Coutant <ccoutant@google.com>
1686 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
1687 task for members of lib groups.
1689 2011-10-17 Cary Coutant <ccoutant@google.com>
1692 * fileread.cc (File_read::find_view): Add assert.
1693 (File_read::make_view): Move bounds check (replace with assert)...
1694 (File_read::find_or_make_view): ... to here.
1696 2011-10-12 Cary Coutant <ccoutant@google.com>
1698 * output.cc (Output_file::open_base_file): Handle case where
1699 ::read returns less than requested size.
1701 2011-10-10 Cary Coutant <ccoutant@google.com>
1703 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
1704 Initialize defined_count_.
1705 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
1706 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
1707 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
1708 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
1709 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
1710 * incremental.h (Sized_relobj_incr::defined_count_): New data
1712 (Sized_incr_dynobj::defined_count_): New data member.
1713 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
1714 Return zeroes instead of internal error.
1716 2011-10-10 Cary Coutant <ccoutant@google.com>
1719 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
1720 (Output_reloc::symbol_value): Return PLT offset if flag is set.
1721 * output.h (class Output_reloc): Add use_plt_offset flag.
1722 (Output_reloc::type_): Adjust size of bit field.
1723 (Output_reloc::use_plt_offset_): New bit field.
1724 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
1725 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
1726 flag. Adjust all callers.
1727 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
1728 creating RELATIVE relocations.
1730 2011-10-10 Nick Clifton <nickc@redhat.com>
1732 * po/es.po: Updated Spanish translation.
1733 * po/fi.po: Updated Finnish translation.
1735 2011-10-03 Diego Novillo <dnovillo@google.com>
1737 * options.cc (parse_uint): Fix dereference of RETVAL.
1739 2011-09-29 Sriraman Tallam <tmsriram@google.com>
1741 * layout.h (section_order_map_): New member.
1742 (get_section_order_map): New member function.
1743 * output.cc (Output_section::add_input_section): Check for patterns
1744 only when --section-ordering-file is specified.
1745 * gold.cc (queue_middle_tasks): Delay updating order of sections till
1746 output_sections have been formed.
1747 * layout.cc (Layout_Layout): Initialize section_order_map_.
1748 * plugin.cc (update_section_order): Store order in order_map. Do not
1750 * testsuite/Makefile.am: Add test case for plugin_final_layout.
1751 * testsuite/Makefile.in: Regenerate.
1752 * testsuite/plugin_section_order.c: New file.
1753 * testsuite/plugin_final_layout.cc: New file.
1754 * testsuite/plugin_final_layout.sh: New file.
1756 2011-09-29 Cary Coutant <ccoutant@google.com>
1758 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1760 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
1761 symbols during incremental update.
1762 (Symbol_table::add_from_dynobj): Likewise.
1764 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1765 Ian Lance Taylor <iant@google.com>
1767 * symtab.cc (Symbol_table::define_special_symbol): Always
1768 canonicalize version string.
1770 2011-09-26 Cary Coutant <ccoutant@google.com>
1772 * gold.cc (queue_initial_tasks): Move option checks ...
1773 * options.cc (General_options::finalize): ... to here. Disable
1774 some options; make others fatal.
1776 2011-09-26 Cary Coutant <ccoutant@google.com>
1779 * plugin.cc (get_symbols_v2): New function.
1780 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
1781 (is_referenced_from_outside): New function.
1782 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
1783 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
1784 (get_symbols): Pass version parameter.
1785 (get_symbols_v2): New function.
1786 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
1788 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
1789 (onload): Add LDPT_GET_SYMBOLS_V2.
1790 (all_symbols_read_hook): Use get_symbols_v2; check for
1791 LDPR_PREVAILING_DEF_IRONLY_EXP.
1792 * testsuite/plugin_test_3.sh: Update expected results.
1794 2011-09-23 Simon Baldwin <simonb@google.com>
1796 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
1797 configuration options.
1798 * configure: Regenerate.
1799 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
1800 * Makefile.in: Regenerate.
1801 * testsuite/Makefile.in: Regenerate.
1803 2011-09-19 Sriraman Tallam <tmsriram@google.com>
1805 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
1807 2011-09-19 Cary Coutant <ccoutant@google.com>
1809 * incremental.cc (can_incremental_update): Fix typo in comment.
1810 * incremental.h (can_incremental_update): Likewise.
1812 2011-09-18 Cary Coutant <ccoutant@google.com>
1814 * incremental.cc (can_incremental_update): New function.
1815 * incremental.h (can_incremental_update): New function.
1816 * layout.cc (Layout::init_fixed_output_section): Call it.
1817 (Layout::make_output_section): Don't allow patch space in .eh_frame.
1818 * object.cc (Sized_relobj_file::do_layout): Call
1819 can_incremental_update.
1821 2011-09-13 Cary Coutant <ccoutant@google.com>
1823 * configure.ac: Check for glibc support for gnu_indirect_function
1824 support with static linking, setting automake conditional
1826 * Makefile.in: Regenerate.
1827 * configure: Regenerate.
1829 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
1830 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
1832 * testsuite/Makefile.in: Regenerate.
1834 2011-09-13 Cary Coutant <ccoutant@google.com>
1836 * incremental.cc (Sized_relobj_incr::do_layout): Call
1837 report_comdat_group for kept comdat sections.
1838 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
1839 * testsuite/Makefile.in: Regenerate.
1840 * testsuite/incr_comdat_test_1.cc: New source file.
1841 * testsuite/incr_comdat_test_2_v1.cc: New source file.
1842 * testsuite/incr_comdat_test_2_v2.cc: New source file.
1843 * testsuite/incr_comdat_test_2_v3.cc: New source file.
1845 2011-09-13 Ian Lance Taylor <iant@google.com>
1847 * object.cc (Sized_relobj_file::do_layout): Remove unused local
1848 variable external_symbols_offset.
1850 2011-09-12 Ian Lance Taylor <iant@google.com>
1852 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
1853 triggered if object has no symbols.
1855 2011-09-09 David S. Miller <davem@davemloft.net>
1857 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
1858 (Output_fill_debug_line::do_write): Likewise.
1860 2011-08-29 Cary Coutant <ccoutant@google.com>
1862 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
1863 casts to match formatting specs.
1864 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
1866 2011-08-26 Cary Coutant <ccoutant@google.com>
1868 * layout.cc (Free_list::allocate): Provide guarantee of minimum
1869 remaining hole size when allocating.
1870 (Layout::make_output_section): Set fill methods for debug sections.
1871 * layout.h (Free_list::Free_list_node): Move from private to
1873 (Free_list::set_min_hole_size): New function.
1874 (Free_list::begin, Free_list::end): New functions.
1875 (Free_list::min_hole_): New data member.
1876 * output.cc: Include dwarf.h.
1877 (Output_fill_debug_info::do_minimum_hole_size): New function.
1878 (Output_fill_debug_info::do_write): New function.
1879 (Output_fill_debug_line::do_minimum_hole_size): New function.
1880 (Output_fill_debug_line::do_write): New function.
1881 (Output_section::Output_section): Initialize new data member.
1882 (Output_section::set_final_data_size): Ensure patch space is larger
1883 than minimum hole size.
1884 (Output_section::do_write): Fill holes in debug sections.
1885 * output.h (Output_fill): New class.
1886 (Output_fill_debug_info): New class.
1887 (Output_fill_debug_line): New class.
1888 (Output_section::set_free_space_fill): New function.
1889 (Output_section::free_space_fill_): New data member.
1890 * testsuite/Makefile.am (incremental_test_3): Add
1891 --incremental-patch option.
1892 (incremental_test_4): Likewise.
1893 (incremental_test_5): Likewise.
1894 (incremental_test_6): Likewise.
1895 (incremental_copy_test): Likewise.
1896 (incremental_common_test_1): Likewise.
1897 * testsuite/Makefile.in: Regenerate.
1899 2011-08-26 Nick Clifton <nickc@redhat.com>
1901 * po/es.po: Updated Spanish translation.
1903 2011-08-01 Cary Coutant <ccoutant@google.com>
1905 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
1906 * gold/testsuite/Makefile.in: Regenerate.
1907 * gold/testsuite/justsyms_exec.c: New source file.
1908 * gold/testsuite/justsyms_lib.c: New source file.
1910 2011-08-01 Cary Coutant <ccoutant@google.com>
1912 * layout.cc (Layout::set_segment_offsets): Don't realign text
1913 segment if -Ttext was specified.
1914 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
1916 * object.h (Sized_relobj_file::e_type): New function.
1917 (Sized_relobj_file::e_type_): New data member.
1918 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
1919 base address for ET_EXEC files.
1920 * target.cc (Target::do_make_elf_object_implementation): Allow
1921 ET_EXEC files with --just-symbols option.
1923 2011-07-28 Cary Coutant <ccoutant@google.com>
1925 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
1926 Add thread_number parameter.
1927 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
1928 * workqueue-threads.cc
1929 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
1930 current thread if its thread number is greater than desired thread
1932 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
1933 Add thread_number parameter.
1934 (Workqueue::should_cancel_thread): Likewise.
1935 (Workqueue::find_runnable_or_wait): Pass thread_number to
1936 should_cancel_thread.
1937 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
1940 2011-07-22 Sriraman Tallam <tmsriram@google.com>
1942 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
1943 only after checking if it cannot be forced local.
1944 * symtab.h (is_externally_visible): Check if the symbol is not forced
1947 2011-07-15 Ian Lance Taylor <iant@google.com>
1949 * options.h (class General_options): Add --print-output-format.
1950 Move -EL next to -EB, for better --help output.
1951 * target-select.cc: Include <cstdio>, "options.h", and
1953 (Target_selector::do_target_bfd_name): New function.
1954 (print_output_format): New function.
1955 * target-select.h (class Target_selector): Update declarations.
1956 (Target_selector::target_bfd_name): New function.
1957 (print_output_format): Declare.
1958 * main.cc: Include "target-select.h".
1959 (main): Handle --print-output-format.
1960 * gold.cc: Include "target-select.h".
1961 (queue_initial_tasks): Handle --print-output-format when there are
1963 * parameters.cc (parameters_force_valid_target): Give a better
1964 error message if -EB/-EL does not match target.
1965 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
1968 2011-07-15 Ian Lance Taylor <iant@google.com>
1970 * i386.cc (class Output_data_plt_i386): Add layout_ field.
1971 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
1972 (Output_data_plt_i386::do_write): Write address of .dynamic
1973 section to first entry in .got.plt section.
1974 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
1975 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
1977 (Output_data_plt_x86_64::do_write): Write address of .dynamic
1978 section to first entry in .got.plt section.
1979 * layout.h (Layout::dynamic_section): New function.
1981 2011-07-13 Sriraman Tallam <tmsriram@google.com>
1983 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
1985 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
1986 input_section_position_, and input_section_glob_.
1987 (read_layout_from_file): Call function section_ordering_specified.
1988 * layout.h (is_section_ordering_specified): New function.
1989 (section_ordering_specified): New function.
1990 (section_ordering_specified_): New boolean member.
1991 * main.cc(main): Call load_plugins after layout object is defined.
1992 * output.cc (Output_section::add_input_section): Use
1993 function section_ordering_specified to check if section ordering is
1995 * output.cc (Output_section::add_relaxed_input_section): Use
1996 function section_ordering_specified to check if section ordering is
1998 (Output_section::update_section_layout): New function.
1999 (Output_section::sort_attached_input_sections): Check if input section
2001 * output.h (Output_section::update_section_layout): New function.
2002 * plugin.cc (get_section_count): New function.
2003 (get_section_type): New function.
2004 (get_section_name): New function.
2005 (get_section_contents): New function.
2006 (update_section_order): New function.
2007 (allow_section_ordering): New function.
2008 (Plugin::load): Add the new interfaces to the transfer vector.
2009 (Plugin_manager::load_plugins): New parameter.
2010 (Plugin_manager::all_symbols_read): New parameter.
2011 (Plugin_manager::claim_file): New parameter. Save the elf object for
2013 (Plugin_manager::get_elf_object): New function.
2014 (Plugin_manager::get_view): Change to directly use the bool to check
2015 if get_view is called from claim_file_hook.
2016 * plugin.h (input_objects): New function
2017 (Plugin__manager::load_plugins): New parameter.
2018 (Plugin_manager::claim_file): New parameter.
2019 (Plugin_manager::get_elf_object): New function.
2020 (Plugin_manager::in_claim_file_handler): New function.
2021 (Plugin_manager::in_claim_file_handler_): New member.
2022 (layout): New function.
2023 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
2024 handler with an extra parameter. Make the elf object before calling
2026 * testsuite/plugin_test.c (get_section_count): New function pointer.
2027 (get_section_type): New function pointer.
2028 (get_section_name): New function pointer.
2029 (get_section_contents): New function pointer.
2030 (update_section_order): New function pointer.
2031 (allow_section_ordering): New function pointer.
2032 (onload): Check if the new interfaces exist.
2034 2011-07-13 Ian Lance Taylor <iant@google.com>
2036 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
2038 * x86_64.cc (Target_x86_64::got_section): Likewise.
2039 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
2040 (relro_now_test_SOURCES): New variable.
2041 (relro_now_test_DEPENDENCIES): New variable.
2042 (relro_now_test_LDFLAGS): New variable.
2043 (relro_now_test_LDADD): New variable.
2044 (relro_now_test.so): New target.
2045 * testsuite/Makefile.in: Rebuild.
2047 2011-07-12 Ian Lance Taylor <iant@google.com>
2050 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
2051 GLOB_DAT relocation rather than a RELATIVE relocation for a
2052 protected symbol when creating a shared library.
2053 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
2054 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
2055 * testsuite/protected_main_1.cc (main): Test that protected
2056 function has same address.
2058 2011-07-11 Ian Lance Taylor <iant@google.com>
2061 * options.h (class General_options): Add -Bgroup.
2062 * options.cc (General_options::finalize): If -Bgroup is set,
2063 default to --unresolved-symbols=report-all.
2064 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
2065 * target-reloc.h (issue_undefined_symbol_error): Handle
2066 --unresolved-symbols=report-all.
2068 2011-07-08 Ian Lance Taylor <iant@google.com>
2071 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
2072 if linker script discards key sections.
2073 (Layout::create_dynamic_symtab): Likewise.
2074 (Layout::assign_local_dynsym_offsets): Likewise.
2075 (Layout::sized_create_version_sections): Likewise.
2076 (Layout::create_interp): Likewise.
2077 (Layout::finish_dynamic_section): Likewise.
2078 (Layout::set_dynamic_symbol_size): Likewise.
2080 2011-07-08 Ian Lance Taylor <iant@google.com>
2083 * options.h (class General_options): Add --unresolved-symbols.
2084 * target-reloc.h (issue_undefined_symbol_error): Check
2085 --unresolved-symbols. Add comments.
2087 2011-07-08 Ian Lance Taylor <iant@google.com>
2089 * testsuite/odr_violation2.cc (Ordering::operator()): Make
2090 expression more complex.
2092 2011-07-08 Ian Lance Taylor <iant@google.com>
2095 * target-reloc.h (issue_undefined_symbol_error): New inline
2096 function, broken out of relocate_section.
2097 (relocate_section): Call issue_undefined_symbol_error.
2098 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2099 there is no TLS segment if we are about to issue an undefined
2101 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2103 2011-07-08 Ian Lance Taylor <iant@google.com>
2106 * resolve.cc (Symbol_table::should_override): Add fromtype
2107 parameter. Change all callers. Give error when linking together
2108 TLS and non-TLS symbol.
2109 (Symbol_table::should_override_with_special): Add fromtype
2110 parameter. Change all callers.
2111 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
2112 there is no TLS segment if we have reported some errors.
2113 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
2115 2011-07-08 Ian Lance Taylor <iant@google.com>
2118 * target.h (Target::plt_address_for_global): New function.
2119 (Target::plt_address_for_local): New function.
2120 (Target::plt_section_for_global): Remove.
2121 (Target::plt_section_for_local): Remove.
2122 (Target::do_plt_address_for_global): New virtual function.
2123 (Target::do_plt_address_for_local): New virtual function.
2124 (Target::do_plt_section_for_global): Remove.
2125 (Target::do_plt_section_for_local): Remove.
2126 (Target::register_global_plt_entry): Add Symbol_table and Layout
2128 * output.cc (Output_data_got::Got_entry::write): Use
2129 plt_address_for_global and plt_address_for_local.
2130 * layout.cc (Layout::add_target_dynamic_tags): Use size and
2131 address of output section.
2132 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
2133 got_irelative_, and irelative_count_ fields. Update
2135 (Output_data_plt_i386::has_irelative_section): New function.
2136 (Output_data_plt_i386::entry_count): Add irelative_count_.
2137 (Output_data_plt_i386::set_final_data_size): Likewise.
2138 (class Target_i386): Add got_irelative_ and rel_irelative_
2139 fields. Update declarations.
2140 (Target_i386::Target_i386): Initialize new fields.
2141 (Target_i386::do_plt_address_for_global): New function replacing
2142 do_plt_section_for_global.
2143 (Target_i386::do_plt_address_for_local): New function replacing
2144 do_plt_section_for_local.
2145 (Target_i386::got_section): Create got_irelative_.
2146 (Target_i386::rel_irelative_section): New function.
2147 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
2148 fields. Don't define __rel_iplt_{start,end}.
2149 (Output_data_plt_i386::add_entry): Add symtab and layout
2150 parameters. Change all callers. Use different PLT and GOT for
2152 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
2153 layout parameters. Change all callers. Use different PLT and
2155 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
2156 (Output_data_plt_i386::rel_irelative): New function.
2157 (Output_data_plt_i386::address_for_global): New function.
2158 (Output_data_plt_i386::address_for_local): New function.
2159 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
2160 IRELATIVE GOT when changing IFUNC GOT entries.
2161 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
2163 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
2164 if we didn't create an IRELATIVE GOT.
2165 (Target_i386::Relocate::relocate): Use plt_address_for_global and
2166 plt_address_for_local.
2167 (Target_i386::do_dynsym_value): Use plt_address_for_global.
2168 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
2169 got_irelative_, and irelative_count_ fields. Update
2171 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
2172 Initialize new fields. Remove symtab parameter. Change all
2174 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
2176 (Output_data_plt_x86_64::has_irelative_section): New function.
2177 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
2178 (class Target_x86_64): Add got_irelative_ and rel_irelative_
2179 fields. Update declarations.
2180 (Target_x86_64::Target_x86_64): Initialize new fields.
2181 (Target_x86_64::do_plt_address_for_global): New function replacing
2182 do_plt_section_for_global.
2183 (Target_x86_64::do_plt_address_for_local): New function replacing
2184 do_plt_section_for_local.
2185 (Target_x86_64::got_section): Create got_irelative_.
2186 (Target_x86_64::rela_irelative_section): New function.
2187 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
2188 all callers. Don't create __rel_iplt_{start,end}.
2189 (Output_data_plt_x86_64::add_entry): Add symtab and layout
2190 parameters. Change all callers. Use different PLT and GOT for
2192 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
2193 layout parameters. Change all callers. Use different PLT and
2195 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
2196 parameters. Change all callers. Use different PLT and GOT for
2198 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
2199 (Output_data_plt_x86_64::rela_irelative): New function.
2200 (Output_data_plt_x86_64::address_for_global): New function.
2201 (Output_data_plt_x86_64::address_for_local): New function.
2202 (Output_data_plt_x86_64::set_final_data_size): Likewise.
2203 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
2204 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
2205 (Target_x86_64::register_global_plt_entry): Add symtab and layout
2207 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
2209 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
2210 symbols if we didn't create an IRELATIVE GOT.
2211 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
2212 plt_address_for_local.
2213 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
2214 * testsuite/ifuncvar1.c: New test file.
2215 * testsuite/ifuncvar2.c: New test file.
2216 * testsuite/ifuncvar3.c: New test file.
2217 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
2218 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
2219 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
2220 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
2221 * testsuite/Makefile.in: Rebuild.
2223 2011-07-07 Cary Coutant <ccoutant@google.com>
2225 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
2226 (two_file_test_1_ndebug.o): Likewise.
2227 (two_file_test_1b_ndebug.o): Likewise.
2228 (two_file_test_2_ndebug.o): Likewise.
2229 (two_file_test_main_ndebug.o): Likewise.
2230 (incremental_test_2): Link with no-debug versions.
2232 2011-07-06 Cary Coutant <ccoutant@google.com>
2234 * gold/incremental.cc
2235 (Output_section_incremental_inputs::write_info_blocks): Check for
2236 hidden and internal symbols.
2238 2011-07-06 Cary Coutant <ccoutant@google.com>
2240 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
2241 Check disposition for startup file.
2242 (Incremental_inputs::report_command_line): Ignore
2243 --incremental-startup-unchanged option.
2244 * options.cc (General_options::parse_incremental_startup_unchanged):
2246 (General_options::General_options): Initialize new data member.
2247 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
2248 (General_options): Add --incremental-startup-unchanged option.
2249 (General_options::incremental_startup_disposition): New function.
2250 (General_options::incremental_startup_disposition_): New data member.
2252 2011-07-06 Cary Coutant <ccoutant@google.com>
2254 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
2255 input file index to Script_info ctor.
2256 (Sized_incremental_binary::do_file_has_changed): Find the
2257 command-line argument for files named in scripts.
2258 * incremental.h (Script_info::Script_info): New ctor
2259 with input file index.
2260 (Script_info::input_file_index): New function.
2261 (Script_info::input_file_index_): New data member.
2262 (Incremental_binary::get_library): Add const.
2263 (Incremental_binary::get_script_info): Add const.
2264 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
2265 * testsuite/Makefile.am (incremental_test_5): New test case.
2266 (incremental_test_6): New test case.
2267 * testsuite/Makefile.in: Regenerate.
2269 2011-07-06 Cary Coutant <ccoutant@google.com>
2271 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
2272 debug output when command lines differ.
2274 2011-07-06 Cary Coutant <ccoutant@google.com>
2276 * incremental.cc (Incremental_inputs::report_command_line): Ignore
2277 --incremental-patch option.
2278 * layout.cc (Free_list::allocate): Extend allocation beyond original
2280 (Layout::make_output_section): Mark sections that should get
2282 * options.cc (parse_percent): New function.
2283 * options.h (parse_percent): New function.
2284 (DEFINE_percent): New macro.
2285 (General_options): Add --incremental-patch option.
2286 * output.cc (Output_section::Output_section): Initialize new data
2288 (Output_section::add_input_section): Print section name when out
2290 (Output_section::add_output_section_data): Likewise.
2291 (Output_section::set_final_data_size): Add patch space when
2292 doing --incremental-full.
2293 (Output_section::do_reset_address_and_file_offset): Remove patch
2295 (Output_segment::set_section_list_addresses): Print debug output
2296 only if --incremental-update.
2297 * output.h (Output_section::set_is_patch_space_allowed): New function.
2298 (Output_section::is_patch_space_allowed_): New data member.
2299 (Output_section::patch_space_): New data member.
2300 * parameters.cc (Parameters::incremental_full): New function.
2301 * parameters.h (Parameters::incremental_full): New function
2302 * testsuite/Makefile.am (incremental_test_2): Add test for
2303 --incremental-patch option.
2304 * testsuite/Makefile.in: Regenerate.
2305 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
2306 (t18): Remove function body.
2308 2011-07-05 Doug Kwan <dougkwan@google.com>
2311 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
2312 Arm_Address type for relocation result.
2313 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
2315 (Arm_relocate_functions::abs32): Use unaligned access.
2316 (Arm_relocate_functions::rel32): Ditto.
2317 (Arm_relocate_functions::prel31): Ditto.
2318 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
2319 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
2320 static data relocations.
2321 * testsuite/Makefile.in: Regnerate.
2322 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
2324 2011-07-05 Ian Lance Taylor <iant@google.com>
2327 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
2328 symbols if necessary.
2329 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2331 2011-07-05 Ian Lance Taylor <iant@google.com>
2334 * resolve.cc (Symbol::override_base_with_special): Simply override
2335 version with special symbol version, ignoring previous version.
2337 2011-07-05 Ian Lance Taylor <iant@google.com>
2339 * object.cc (Sized_relobj_file::include_section_group): Add
2340 information to comment about signature location.
2342 2011-07-02 Ian Lance Taylor <iant@google.com>
2345 * options.h (class General_options): Add -f and -F.
2346 * options.cc (General_options::finalize): Fatal error if -f/-F
2347 are used without -shared.
2348 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
2350 2011-07-02 Ian Lance Taylor <iant@google.com>
2352 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
2354 2011-07-01 Ian Lance Taylor <iant@google.com>
2358 * resolve.cc (Symbol::override_base_with_special): Don't override
2359 the version if the overriding symbol has a different name.
2360 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
2361 all callers. If we give an error about an undefined version,
2362 define the base version if necessary.
2363 * dynobj.h (class Versions): Update declaration.
2364 * testsuite/weak_alias_test_5.cc: New file.
2365 * testsuite/weak_alias_test.script: New file.
2366 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
2367 and versioned_alias have the right value, and call t2.
2368 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
2369 weak_alias_test_5.so.
2370 (weak_alias_test_LDADD): Likewise.
2371 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
2372 * testsuite/Makefile.in: Rebuild.
2374 2011-07-01 Ian Lance Taylor <iant@google.com>
2377 * options.h (class General_options): Support -z notext.
2378 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
2380 (two_file_shared_nonpic.so): Likewise.
2381 (two_file_shared_mixed.so): Likewise.
2382 (two_file_shared_mixed_1.so): Likewise.
2383 (weak_undef_lib_nonpic.so): Likewise.
2384 (alt/weak_undef_lib_nonpic.so): Likewise.
2385 (tls_test_shared_nonpic.so): Likewise.
2386 * testsuite/Makefile.in: Rebuild.
2388 2011-07-01 Ian Lance Taylor <iant@google.com>
2391 * configure.ac: Test whether static linking works, setting
2392 the automake conditional HAVE_STATIC.
2393 * testsuite/Makefile.am: Disable tests using -static if
2394 HAVE_STATIC is not true.
2395 * configure, testsuite/Makefile.in: Rebuild.
2397 2011-07-01 Ian Lance Taylor <iant@google.com>
2400 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
2401 Assert if we see DW_EH_PE_indirect.
2402 * target.h (Target::ehframe_datarel_base): New function.
2403 (Target::do_ehframe_datarel_base): New target function.
2404 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
2405 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
2408 2011-07-01 Ian Lance Taylor <iant@google.com>
2411 * options.h (class General_options): Add
2412 --ld-generated-unwind-info.
2413 * ehframe.cc (Fde::write): Add address parameter. Change all
2414 callers. If associated with PLT, fill in address and size.
2415 (Cie::set_output_offset): Only add merge mapping if there is an
2417 (Cie::write): Add address parameter. Change all callers.
2418 (Eh_frame::add_ehframe_for_plt): New function.
2419 * ehframe.h (class Fde): Update declarations. Move shndx_ and
2420 input_offset_ fields into union u_, with new plt field.
2421 (Fde::Fde): Adjust for new union field.
2422 (Fde::Fde) [Output_data version]: New constructor.
2423 (Fde::add_mapping): Only add merge mapping if there is an object.
2424 (class Cie): Update declarations.
2425 (class Eh_frame): Declare add_ehframe_for_plt.
2426 * layout.cc (Layout::layout_eh_frame): Break out code into
2427 make_eh_frame_section, and call it.
2428 (Layout::make_eh_frame_section): New function.
2429 (Layout::add_eh_frame_for_plt): New function.
2430 * layout.h (class Layout): Update declarations.
2431 * merge.cc (Merge_map::add_mapping): Add assertion.
2432 * i386.cc: Include "dwarf.h".
2433 (class Output_data_plt_i386): Make first_plt_entry,
2434 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
2435 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2436 and plt_eh_frame_fde.
2437 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
2438 boundary. Call add_eh_frame_for_plt if appropriate.
2439 * x86_64.cc: Include "dwarf.h".
2440 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
2441 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
2442 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
2443 and plt_eh_frame_fde.
2444 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
2447 2011-06-29 Ian Lance Taylor <iant@google.com>
2450 * object.cc (Sized_relobj_file::layout_section): Change shdr
2451 parameter to be const.
2452 (Sized_relobj_file::layout_eh_frame_section): New function, broken
2454 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
2455 appropriate. Call layout_eh_frame_section.
2456 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
2458 * object.h (class Sized_relobj_file): Update declarations.
2460 2011-06-29 Ian Lance Taylor <iant@google.com>
2463 * script.cc (Token::integer_value): Accept trailing M/m/K/k
2465 (Lex::gather_token): Accept trailing M/m/K/k for integers.
2467 2011-06-29 Ian Lance Taylor <iant@google.com>
2470 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
2472 * layout.cc (Layout::layout_eh_frame): Likewise.
2474 2011-06-29 Ian Lance Taylor <iant@google.com>
2477 * layout.cc (Layout::symtab_section_shndx): New function.
2478 * layout.h (class Layout): Declare symtab_section_shndx.
2479 * output.cc (Output_section::write_header): Call it.
2481 2011-06-29 Ian Lance Taylor <iant@google.com>
2484 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
2485 symbols which are not used in a relocation.
2487 2011-06-28 Ian Lance Taylor <iant@google.com>
2490 * layout.cc (Layout::segment_precedes): Don't crash if a linker
2491 script create indistinguishable segments.
2492 (Layout::set_segment_offsets): Use stable_sort when sorting
2493 segments. Pass this to Compare_segments constructor.
2494 * layout.h (class Layout): Make segment_precedes non-static.
2495 (class Compare_segments): Change from struct to class. Add
2496 layout_ field. Add constructor.
2497 * script-sections.cc
2498 (Script_sections::attach_sections_using_phdrs_clause): Rename
2499 local orphan to is_orphan. Don't report failure to put empty
2500 section in segment. On attachment failure, report name of
2501 section, and attach to first PT_LOAD segment.
2503 2011-06-28 Ian Lance Taylor <iant@google.com>
2506 * target-select.cc (Target_selector::Target_selector): Add
2507 emulation parameter. Change all callers.
2508 (select_target_by_bfd_name): Rename from select_target_by_name.
2510 (select_target_by_emulation): New function.
2511 (supported_emulation_names): New function.
2512 * target-select.h (class Target_selector): Add emulation_ field.
2513 Update declarations.
2514 (Target_selector::recognize_by_bfd_name): Rename from
2515 recognize_by_name. Change all callers.
2516 (Target_selector::supported_bfd_names): Rename from
2517 supported_names. Change all callers.
2518 (Target_selector::recognize_by_emulation): New function.
2519 (Target_selector::supported_emulations): New function.
2520 (Target_selector::emulation): New function.
2521 (Target_selector::do_recognize_by_bfd_name): Rename from
2522 do_recognize_by_name. Change all callers.
2523 (Target_selector::do_supported_bfd_names): Rename from
2524 do_supported_names. Change all callers.
2525 (Target_selector::do_recognize_by_emulation): New function.
2526 (Target_selector::do_supported_emulations): New function.
2527 (select_target_by_bfd_name): Change name in declaration.
2528 (select_target_by_emulation): Declare.
2529 (supported_emulation_names): Declare.
2530 * parameters.cc (parameters_force_valid_target): Try to find
2531 target based on emulation from -m option.
2532 * options.h (class General_options): Change doc string for -m.
2533 * options.cc (help): Print emulations.
2534 (General_options::parse_V): Likewise.
2535 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
2536 Add emulation parameter. Change all callers.
2538 2011-06-28 Ian Lance Taylor <iant@google.com>
2540 * target.h (class Target): Add osabi_ field.
2541 (Target::osabi): New function.
2542 (Target::set_osabi): New function.
2543 (Target::Target): Initialize osabi_.
2544 (Target::do_adjust_elf_header): Make pure virtual.
2545 (Sized_target::do_adjust_elf_header): Declare.
2546 * target.cc (Sized_target::do_adjust_elf_header): New function.
2547 (class Sized_target): Instantiate all versions.
2548 * freebsd.h (class Target_freebsd): Remove.
2549 (Target_selector_freebsd::do_recognize): Call set_osabi on
2551 (Target_selector_freebsd::do_recognize_by_name): Likewise.
2552 (Target_selector_freebsd::set_osabi): Remove.
2553 * i386.cc (class Target_i386): Inherit from Sized_target rather
2554 than Target_freebsd.
2555 * x86_64.cc (class Target_x86_64): Likewise.
2557 2011-06-28 Ian Lance Taylor <iant@google.com>
2559 * target.h (Target::can_check_for_function_pointers): Rewrite.
2561 (Target::can_icf_inline_merge_sections): Likewise.
2562 (Target::section_may_have_icf_unsafe_poineters): Likewise.
2563 (Target::Target_info): Add can_icf_inline_merge_sections field.
2564 (Target::do_can_check_for_function_pointers): New virtual
2566 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
2567 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
2568 from can_check_for_function_pointers, move in file.
2569 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
2570 section_may_have_icf_unsafe_poineters, move in file.
2571 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
2572 * i386.cc (Target_i386::do_can_check_for_function_pointers):
2573 Rename from can_check_for_function_pointers, move in file.
2574 (Target_i386::can_icf_inline_merge_sections): Remove.
2575 (Target_i386::i386_info): Initialize
2576 can_icf_inline_merge_sections.
2577 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2578 Initialize can_icf_inline_merge_sections.
2579 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
2580 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
2581 Rename from can_check_for_function_pointers, move in file.
2582 (Target_x86_64::can_icf_inline_merge_sections): Remove.
2583 (Target_x86_64::x86_64_info): Initialize
2584 can_icf_inline_merge_sections.
2585 * testsuite/testfile.cc (Target_test::test_target_info):
2587 * icf.cc (get_section_contents): Correct formatting.
2589 2011-06-27 Ian Lance Taylor <iant@google.com>
2591 * symtab.cc (Symbol::versioned_name): New function.
2592 (Symbol_table::add_to_final_symtab): Use versioned_name when
2594 (Symbol_table::sized_write_symbol): Likewise.
2595 * symtab.h (class Symbol): Declare versioned_name.
2596 * stringpool.h (class Stringpool_template): Add variant of add
2597 which takes a std::basic_string.
2598 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
2599 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
2600 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
2601 (ver_test_12.o): New target.
2602 * testsuite/Makefile.in: Rebuild.
2604 2011-06-27 Doug Kwan <dougkwan@google.com>
2606 * arm.cc (Arm_relocate_functions::thm_jump8,
2607 Arm_relocate_functions::thm_jump11): Use a wider signed
2608 type to compute offset.
2609 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
2611 * testsuite/Makefile.in: Regenerate.
2612 * testsuite/arm_branch_in_range.sh: Check test results of
2613 arm_thm_jump11 and arm_thm_jump8.
2614 * testsuite/arm_thm_jump11.s: New test source file.
2615 * testsuite/arm_thm_jump11.t: New linker script.
2616 * testsuite/arm_thm_jump8.s: New test source file.
2617 * testsuite/arm_thm_jump8.t: New linker script.
2619 2011-06-24 Ian Lance Taylor <iant@google.com>
2621 * layout.cc: Include "object.h".
2622 (ctors_sections_in_init_array): New static variable.
2623 (Layout::is_ctors_in_init_array): New function.
2624 (Layout::layout): Add entry to ctors_sections_in_init_array if
2626 * layout.h (class Layout): Declare is_ctors_in_init_array.
2627 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
2628 is_ctors_reverse_view is set.
2629 (Sized_relobj_file::write_sections): Add layout parameter. Change
2630 all callers. Set is_ctors_reverse_view field of View_size.
2631 (Sized_relobj_file::reverse_words): New function.
2632 * object.h (Sized_relobj_file::View_size): Add
2633 is_ctors_reverse_view field.
2634 (class Sized_relobj_file): Update declarations.
2635 * testsuite/initpri3.c: New test.
2636 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
2638 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
2639 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
2640 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
2641 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
2642 * testsuite/Makefile.in: Rebuild.
2644 2011-06-24 Cary Coutant <ccoutant@google.com>
2646 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
2647 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
2648 (debug_msg_cdebug.err): New targets.
2649 * testsuite/Makefile.in: Regenerate.
2650 * testsuite/debug_msg.sh: Check output of link with compressed debug.
2651 Fix checks for link with shared library.
2653 2011-06-24 Doug Kwan <dougkwan@google.com>
2655 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
2656 skip empty text sections.
2657 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
2659 2011-06-22 Ian Lance Taylor <iant@google.com>
2662 * options.h (class General_options): Add --ctors-in-init-array.
2663 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
2664 friends as SHT_PROGBITS for merging sections.
2665 (Layout::layout): Remove special handling of .init_array and
2666 friends. Don't sort if doing relocatable link. Sort for .ctors
2667 and .dtors if ctors_in_init_array.
2668 (Layout::make_output_section): Force correct section types for
2669 .init_array and friends. Don't sort if doing relocatable link,
2670 Don't sort .ctors and .dtors if ctors_in_init_array.
2671 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
2672 (Layout::output_section_name): Add relobj parameter. Change all
2673 callers. Handle .ctors. and .dtors. in code rather than table.
2674 Handle .ctors and .dtors if ctors_in_init_array.
2675 (Layout::match_file_name): New function, moved from output.cc.
2676 * layout.h (class Layout): Update declarations.
2677 * output.cc: Include "layout.h".
2678 (Input_section_sort_entry::get_priority): New function.
2679 (Input_section_sort_entry::match_file_name): Just call
2680 Layout::match_file_name.
2681 (Output_section::Input_section_sort_init_fini_compare::operator()):
2682 Handle .ctors and .dtors. Sort by explicit priority rather than
2684 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
2685 * testsuite/initpri2.c: New test.
2686 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
2687 (check_PROGRAMS): Add initpri2.
2688 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
2689 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
2690 * configure, testsuite/Makefile.in: Rebuild.
2692 2011-06-19 Ian Lance Taylor <iant@google.com>
2695 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
2696 .interp section to a PT_INTERP segment even if we have seen a
2697 --dynamic-linker option. Don't do it if we have seen a PHDRS
2698 clause in a linker script.
2699 (Layout::finalize): Don't create a .interp section if we've
2700 already create a PT_INTERP segment.
2701 (Layout::create_interp): Always call choose_output_section (revert
2702 patch of 2011-06-17). Don't create PT_INTERP segment.
2703 * script-sections.cc
2704 (Script_sections::create_note_and_tls_segments): Add a .interp
2705 section to a PT_INTERP segment even if we have seen a
2706 --dynamic-linker option.
2708 2011-06-18 Ian Lance Taylor <iant@google.com>
2710 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
2711 merely because a non-PT_LOAD segment has a dynamic reloc.
2713 2011-06-18 Ian Lance Taylor <iant@google.com>
2715 * layout.cc (Layout::finish_dynamic_section): Don't create
2716 DT_FLAGS entry if not needed.
2718 2011-06-18 Ian Lance Taylor <iant@google.com>
2721 * layout.cc (Layout::layout_eh_frame): Correct handling of
2722 writable .eh_frame section.
2724 2011-06-17 Ian Lance Taylor <iant@google.com>
2727 * resolve.cc (Symbol_table::resolve): Don't give an error if a
2728 symbol is redefined with the exact same object and value.
2730 2011-06-17 Ian Lance Taylor <iant@google.com>
2733 * layout.h (class Layout): Add interp_segment_ field.
2734 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
2735 (Layout::attach_allocated_section_to_segment): If making shared
2736 library, put .interp section in PT_INTERP segment.
2737 (Layout::finalize): Also call create_interp if -dynamic-linker
2739 (Layout::create_interp): Assert that there is no PT_INTERP
2740 segment. If not using a SECTIONS clause, use make_output_section.
2741 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
2742 * script-sections.cc
2743 (Script_sections::create_note_and_tls_segments): If making shared
2744 library, put .interp section in PT_INTERP segment.
2746 2011-06-17 Ian Lance Taylor <iant@google.com>
2748 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
2749 when making a shared library.
2751 2011-06-17 Ian Lance Taylor <iant@google.com>
2753 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
2754 parameter. Change all callers. Don't issue warning about PC32
2755 against locally defined symbol.
2757 2011-06-16 Ian Lance Taylor <iant@google.com>
2759 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
2760 occurs in same object.
2762 2011-06-14 Alan Modra <amodra@gmail.com>
2764 * po/POTFILES.in: Regenerate.
2766 2011-06-09 Ian Lance Taylor <iant@google.com>
2768 * script-sections.cc
2769 (Orphan_output_section::set_section_addresses): For a relocatable
2770 link set address to 0.
2772 2011-06-09 Cary Coutant <ccoutant@google.com>
2775 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
2776 used with --compress-debug-sections.
2777 * gold/object.cc (Sized_relobj_file::do_layout): Report
2778 uncompressed size of compressed input sections.
2780 2011-06-08 Cary Coutant <ccoutant@google.com>
2783 * testsuite/two_file_test_2_v1.cc: Change initialization of
2784 v2 to keep it in .data.
2786 2011-06-07 Cary Coutant <ccoutant@google.com>
2788 * common.cc (Symbol_table::do_allocate_commons_list): Call
2790 * errors.cc (Errors::fatal): Adjust call to gold_exit.
2791 (Errors::fallback): New function.
2792 (gold_fallback): New function.
2793 * errors.h (Errors::fallback): New function.
2794 * gold.cc (gold_exit): Change status parameter to enum; adjust
2796 (queue_initial_tasks): Call gold_fallback.
2797 * gold.h: Include cstdlib.
2798 (Exit_status): New enum type.
2799 (gold_exit): Change status parameter to enum.
2800 (gold_fallback): New function.
2801 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
2802 (Layout::create_symtab_sections): Likewise.
2803 (Layout::create_shdrs): Likewise.
2804 * main.cc (main): Adjust call to gold_exit.
2805 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
2806 (Output_data_got::add_got_entry_pair): Likewise.
2807 (Output_section::add_input_section): Likewise.
2808 (Output_section::add_output_section_data): Likewise.
2809 (Output_segment::set_section_list_addresses): Likewise.
2810 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2812 2011-06-07 Cary Coutant <ccoutant@google.com>
2814 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
2815 for incremental links.
2816 * output.cc (Output_segment::set_section_list_addresses): Remove
2817 FIXME and test for TLS or BSS.
2819 2011-06-07 Cary Coutant <ccoutant@google.com>
2821 * testsuite/Makefile.am: Add incremental_copy_test,
2822 incremental_common_test_1.
2823 * testsuite/Makefile.in: Regenerate.
2824 * testsuite/common_test_1_v1.c: New source file.
2825 * testsuite/common_test_1_v2.c: New source file.
2826 * testsuite/copy_test_v1.cc: New source file.
2828 2011-06-07 Cary Coutant <ccoutant@google.com>
2830 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
2831 update, allocate common from bss section's free list.
2832 * incremental-dump.cc (dump_incremental_inputs): Print flag for
2833 linker-defined symbols.
2834 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
2835 Skip GOT and PLT entries that are no longer referenced.
2836 (Output_section_incremental_inputs::write_info_blocks): Mark
2837 linker-defined symbols.
2838 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
2839 * output.cc (Output_section::allocate): New function.
2840 * output.h (Output_section::allocate): New function.
2841 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
2842 linker-defined symbols.
2843 (Symbol::override_base_with_special): Copy is_predefined_ flag.
2844 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
2845 (Symbol::init_base_output_data): Likewise.
2846 (Symbol::init_base_output_segment): Likewise.
2847 (Symbol::init_base_constant): Likewise.
2848 (Sized_symbol::init_output_data): Likewise.
2849 (Sized_symbol::init_output_segment): Likewise.
2850 (Sized_symbol::init_constant): Likewise.
2851 (Symbol_table::do_define_in_output_data): Likewise.
2852 (Symbol_table::do_define_in_output_segment): Likewise.
2853 (Symbol_table::do_define_as_constant): Likewise.
2854 * symtab.h (Symbol::is_predefined): New function.
2855 (Symbol::init_base_output_data): Add is_predefined parameter.
2856 (Symbol::init_base_output_segment): Likewise.
2857 (Symbol::init_base_constant): Likewise.
2858 (Symbol::is_predefined_): New data member.
2859 (Sized_symbol::init_output_data): Add is_predefined parameter.
2860 (Sized_symbol::init_output_segment): Likewise.
2861 (Sized_symbol::init_constant): Likewise.
2862 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
2864 2011-06-07 Cary Coutant <ccoutant@google.com>
2866 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
2867 instead of emit_copy_reloc.
2868 (Copy_relocs::emit_copy_reloc): Refactor.
2869 (Copy_relocs::make_copy_reloc): New function.
2870 (Copy_relocs::add_copy_reloc): Remove.
2871 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
2873 (Copy_relocs::make_copy_reloc): New function.
2874 (Copy_relocs::add_copy_reloc): Remove.
2875 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
2876 unchanged input files.
2877 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
2878 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
2879 Reserve BSS space for COPY relocations.
2880 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2881 (Output_section_incremental_inputs::write_info_blocks): Record
2882 whether a symbol is copied from a shared object.
2883 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
2884 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
2885 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
2886 (Incremental_input_entry_reader::get_output_symbol_index): Add
2888 (Incremental_binary::emit_copy_relocs): New function.
2889 (Incremental_binary::do_emit_copy_relocs): New function.
2890 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2892 (Sized_incremental_binary::add_copy_reloc): New function.
2893 (Sized_incremental_binary::do_emit_copy_relocs): New function.
2894 (Sized_incremental_binary::Copy_reloc): New struct.
2895 (Sized_incremental_binary::Copy_relocs): New typedef.
2896 (Sized_incremental_binary::copy_relocs_): New data member.
2897 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
2898 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
2899 * target.h (Sized_target::emit_copy_reloc): New function.
2900 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
2902 2011-06-02 Cary Coutant <ccoutant@google.com>
2905 * gold/archive.cc (Archive::Archive): Initialize new data member.
2906 (Archive::include_all_members): Return if archive has already been
2908 * gold/archive.h (Archive::include_all_members_): New data member.
2910 2011-06-02 Nick Clifton <nickc@redhat.com>
2912 * dynobj.h: Fix spelling mistake in comment.
2913 * output.cc: Likewise.
2915 2011-05-31 Doug Kwan <dougkwan@google.com>
2919 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
2920 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
2921 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
2922 redundant arm_exidx_test.so.
2923 * testsuite/Makefile.in: Regenerate.
2924 (check_SCRIPTS): Add pr12826.sh
2925 (check_DATA): Add pr12826.stdout
2926 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
2927 * testsuite/pr12826.sh: New file.
2928 * testsuite/pr12826_1.s: Ditto.
2929 * testsuite/pr12826_1.s: Ditto.
2931 2011-05-30 Ian Lance Taylor <iant@google.com>
2933 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
2936 2011-05-29 Ian Lance Taylor <iant@google.com>
2939 * testsuite/Makefile.am: Use different file name for two_file_test
2940 temporary file for each incremental test.
2941 * testsuite/Makefile.in: Rebuild.
2943 2011-05-29 Ian Lance Taylor <iant@google.com>
2945 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
2946 binary input file is empty.
2948 2011-05-27 Ian Lance Taylor <iant@google.com>
2950 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
2951 (ver_test_9.so): Likewise.
2952 * testsuite/Makefile.in: Rebuild.
2954 2011-05-26 Cary Coutant <ccoutant@google.com>
2956 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
2957 * incremental.cc (Incremental_inputs::report_input_section): Fix
2958 comment, indentation.
2959 (Incremental_inputs::report_comdat_group): New function.
2960 (Output_section_incremental_inputs::set_final_data_size): Adjust size
2961 of data for incremental input file entry.
2962 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
2963 group count, COMDAT group signatures.
2964 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
2965 an unchanged input file.
2966 * incremental.h (Incremental_object_entry::Incremental_object_entry):
2967 Initialize new data member.
2968 (Incremental_object_entry::add_comdat_group): New function.
2969 (Incremental_object_entry::get_comdat_group_count): New function.
2970 (Incremental_object_entry::get_comdat_signature_key): New function.
2971 (Incremental_object_entry::groups_): New data member.
2972 (Incremental_inputs::report_comdat_group): New function.
2973 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
2974 data for incremental input file entry.
2975 (Incremental_input_entry_reader::get_comdat_group_count): New function.
2976 (Incremental_input_entry_reader::get_input_section): Adjust size of
2977 data for incremental input file entry.
2978 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
2979 (Incremental_input_entry_reader::get_comdat_group_signature): New
2981 * object.cc (Sized_relobj::include_section_group): Report kept
2982 COMDAT groups for incremental links.
2984 2011-05-24 David Meyer <pdox@google.com>
2986 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
2987 with name parameter. Add found_name parameter.
2988 * fileread.cc (Input_file::find_file): Adjust code accordingly.
2989 * dirsearch.h (class Dirsearch): Update declaration.
2991 2011-05-24 Ian Lance Taylor <iant@google.com>
2993 * archive.cc (Library_base::should_include_member): Pull in object
2994 from archive if it defines the entry symbol.
2995 * parameters.cc (Parameters::entry): New function.
2996 * parameters.h (class Parameters): Declare entry.
2997 * output.h (class Output_file_header): Remove entry_ field.
2998 * output.cc (Output_file_header::Output_file_header): Remove entry
2999 parameter. Change all callers.
3000 (Output_file_header::entry): Use parameters->entry.
3001 * gold.cc (queue_middle_tasks): Likewise.
3002 * plugin.cc (Plugin_hook::run): Likewise.
3004 2011-05-24 Cary Coutant <ccoutant@google.com>
3006 * gold.cc (queue_initial_tasks): Pass incremental base filename
3007 to Output_file::open_base_file; don't print error message.
3008 * incremental-dump.cc (main): Adjust call to
3009 Output_file::open_for_modification.
3010 * incremental-dump.cc (main): Likewise.
3011 * incremental.cc (Incremental_inputs::report_command_line):
3012 Ignore --incremental-base option when comparing command lines.
3013 Ignore parameter when given as separate argument.
3014 * options.h (class General_options): Add --incremental-base.
3015 * output.cc (Output_file::Output_file):
3016 (Output_file::open_base_file): Add base_name and writable parameters;
3017 read base file into new file; print error message here.
3018 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3020 * output.h (Output_file::open_for_modification): Rename to...
3021 (Output_file::open_base_file): ...this; add base_name and
3022 writable parameters; adjust all callers.
3023 (Output_file::map_no_anonymous): Add writable parameter; adjust all
3025 * testsuite/Makefile.am (incremental_test_4): Test
3027 * testsuite/Makefile.in: Regenerate.
3029 2011-05-24 Cary Coutant <ccoutant@google.com>
3031 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
3033 * testsuite/Makefile.in: Regenerate.
3034 * testsuite/two_file_test_1_v1.cc: New test source file.
3035 * testsuite/two_file_test_1b_v1.cc: New test source file.
3036 * testsuite/two_file_test_2_v1.cc: New test source file.
3038 2011-05-24 Cary Coutant <ccoutant@google.com>
3040 * dynobj.h (Dynobj::do_dynobj): New function.
3041 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
3042 flag and soname for shared objects.
3043 * incremental.cc (Incremental_inputs::report_object): Make
3044 either Incremental_object_entry or Incremental_dynobj_entry; add
3045 soname to string table.
3046 (Incremental_inputs::report_input_section): Add assertion.
3047 (Output_section_incremental_inputs::set_final_data_size): Adjust
3048 type of input file entry for shared libraries; adjust size of
3049 shared library info entry.
3050 (Output_section_incremental_inputs::write_input_files): Write
3051 as_needed flag for shared libraries.
3052 (Output_section_incremental_inputs::write_info_blocks): Adjust type
3053 of input file entry for shared libraries; write soname.
3054 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
3055 soname from incremental info.
3056 * incremental.h (enum Incremental_input_flags): Add
3057 INCREMENTAL_INPUT_AS_NEEDED.
3058 (Incremental_input_entry::Incremental_input_entry): Initialize new
3060 (Incremental_input_entry::set_as_needed): New function.
3061 (Incremental_input_entry::as_needed): New function.
3062 (Incremental_input_entry::do_dynobj_entry): New function.
3063 (Incremental_input_entry::as_needed_): New data member.
3064 (Incremental_object_entry::Incremental_object_entry): Don't check
3066 (Incremental_object_entry::do_type): Likewise.
3067 (class Incremental_dynobj_entry): New class.
3068 (Incremental_input_entry_reader::as_needed): New function.
3069 (Incremental_input_entry_reader::get_soname): New function.
3070 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
3071 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
3072 size of shared library info entry.
3073 * layout.cc (Layout::finish_dynamic_section): Don't test for
3074 incremental link when adding DT_NEEDED entries.
3075 * object.h (Object::Object): Initialize new data member.
3076 (Object::dynobj): New function.
3077 (Object::set_as_needed): New function.
3078 (Object::as_needed): New function.
3079 (Object::do_dynobj): New function.
3080 (Object::as_needed_): New data member.
3082 2011-05-24 Cary Coutant <ccoutant@google.com>
3084 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
3085 info; adjust display of GOT entries.
3086 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3087 vector of input objects; remove file_status_.
3088 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
3089 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
3090 got_plt reader; call target hooks to reserve GOT entries.
3091 (Output_section_incremental_inputs::set_final_data_size): Adjust size
3092 of input file info header and GOT info entry.
3093 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
3095 (Got_plt_view_info::got_descriptor): Remove.
3096 (Got_plt_view_info::sym_index): New data member.
3097 (Got_plt_view_info::input_index): New data member.
3098 (Local_got_offset_visitor::visit): Write input file index.
3099 (Global_got_offset_visitor::visit): Write 0 for input file index.
3100 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
3101 with sym_index and input_index.
3102 (Output_section_incremental_inputs::write_got_plt): Adjust size of
3103 incremental info GOT entry; replace got_descriptor with input_index.
3104 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
3105 map from input file index to object.
3106 (Sized_relobj_incr::do_layout): Replace direct data member reference
3107 with accessor function.
3108 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
3109 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
3110 Adjust size of input file info header.
3111 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
3112 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
3113 (Incremental_input_entry_reader::get_input_section): Adjust size of
3114 input file info header.
3115 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
3116 of incremental info GOT entry.
3117 (Incremental_got_plt_reader::get_got_desc): Remove.
3118 (Incremental_got_plt_reader::get_got_symndx): New function.
3119 (Incremental_got_plt_reader::get_got_input_index): New function.
3120 (Sized_incremental_binary::Sized_incremental_binary): Remove
3121 file_status_; add input_objects_.
3122 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
3123 (Sized_incremental_binary::set_file_is_unchanged): Remove.
3124 (Sized_incremental_binary::file_is_unchanged): Remove.
3125 (Sized_incremental_binary::set_input_object): New function.
3126 (Sized_incremental_binary::input_object): New function.
3127 (Sized_incremental_binary::file_status_): Remove.
3128 (Sized_incremental_binary::input_objects_): New data member.
3129 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
3131 (Sized_relobj_incr::invalid_address): Move to base class.
3132 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
3134 (Sized_relobj_incr::do_output_section_offset): Likewise.
3135 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
3136 (Sized_relobj_incr::section_offsets_): Likewise.
3137 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
3139 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
3140 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
3141 with accessor function.
3142 (Sized_relobj_file::do_layout): Likewise.
3143 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
3144 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
3145 (Sized_relobj_file::compute_final_local_value): Replace refs to
3146 section_offsets_ with accessor function.
3147 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
3148 * object.h (Relobj::Relobj): Initialize new data members.
3149 (Relobj::add_dyn_reloc): New function.
3150 (Relobj::first_dyn_reloc): New function.
3151 (Relobj::dyn_reloc_count): New function.
3152 (Relobj::first_dyn_reloc_): New data member.
3153 (Relobj::dyn_reloc_count_): New data member.
3154 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
3156 (Sized_relobj::Address): New typedef.
3157 (Sized_relobj::invalid_address): Move here from child class.
3158 (Sized_relobj::Sized_relobj): Initialize new data members.
3159 (Sized_relobj::sized_relobj): New function.
3160 (Sized_relobj::is_output_section_offset_invalid): Move here from
3162 (Sized_relobj::get_output_section_offset): Likewise.
3163 (Sized_relobj::local_has_got_offset): Likewise.
3164 (Sized_relobj::local_got_offset): Likewise.
3165 (Sized_relobj::set_local_got_offset): Likewise.
3166 (Sized_relobj::do_for_all_local_got_entries): Likewise.
3167 (Sized_relobj::clear_got_offsets): New function.
3168 (Sized_relobj::section_offsets): Move here from child class.
3169 (Sized_relobj::do_output_section_offset): Likewise.
3170 (Sized_relobj::do_set_section_offset): Likewise.
3171 (Sized_relobj::Local_got_offsets): Likewise.
3172 (Sized_relobj::local_got_offsets_): Likewise.
3173 (Sized_relobj::section_offsets_): Likewise.
3174 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
3176 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
3178 (Sized_relobj_file::sized_relobj): New function
3179 (Sized_relobj_file::local_has_got_offset): Move to base class.
3180 (Sized_relobj_file::local_got_offset): Likewise.
3181 (Sized_relobj_file::set_local_got_offset): Likewise.
3182 (Sized_relobj_file::get_output_section_offset): Likewise.
3183 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
3184 (Sized_relobj_file::do_output_section_offset): Likewise.
3185 (Sized_relobj_file::do_set_section_offset): Likewise.
3186 (Sized_relobj_file::Local_got_offsets): Likewise.
3187 (Sized_relobj_file::local_got_offsets_): Likewise.
3188 (Sized_relobj_file::section_offsets_): Likewise.
3189 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
3191 (set_needs_dynsym_index): Convert relobj to derived class pointer.
3192 (Output_reloc::get_symbol_index): Likewise.
3193 (Output_reloc::local_section_offset): Likewise.
3194 (Output_reloc::get_address): Likewise.
3195 (Output_reloc::symbol_value): Likewise.
3196 (Output_data_got::reserve_slot): Move to class definition.
3197 (Output_data_got::reserve_local): New function.
3198 (Output_data_got::reserve_slot_for_global): Remove.
3199 (Output_data_got::reserve_global): New function.
3200 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
3201 (all constructors, two instantiations).
3202 (Output_reloc::get_relobj): New function (two instantiations).
3203 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
3204 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
3205 (Output_data_reloc::add_global): Adjust type of relobj.
3206 (Output_data_reloc::add_global_relative): Likewise.
3207 (Output_data_reloc::add_symbolless_global_addend): Likewise.
3208 (Output_data_reloc::add_local): Likewise.
3209 (Output_data_reloc::add_local_relative): Likewise.
3210 (Output_data_reloc::add_symbolless_local_addend): Likewise.
3211 (Output_data_reloc::add_local_section): Likewise.
3212 (Output_data_reloc::add_output_section): Likewise.
3213 (Output_data_reloc::add_absolute): Likewise.
3214 (Output_data_reloc::add_target_specific): Likewise.
3215 (Output_data_got::reserve_slot): Move definition here.
3216 (Output_data_got::reserve_local): New function.
3217 (Output_data_got::reserve_global): New function.
3218 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
3219 section_offsets_ with accessor function.
3220 (Sized_relobj_file::write_sections): Likewise.
3221 (Sized_relobj_file::do_relocate_sections): Likewise.
3222 * target.h (Sized_target::reserve_local_got_entry): New function.
3223 (Sized_target::reserve_global_got_entry): New function.
3224 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
3225 (Target_x86_64::reserve_global_got_entry): New function.
3226 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
3228 2011-05-23 Cary Coutant <ccoutant@google.com>
3230 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
3231 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
3232 bit when checking got_type.
3233 * incremental.cc (Sized_incremental_binary::setup_readers):
3234 Store symbol table and string table locations; initialize bit vector
3235 of file status flags.
3236 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
3238 (Sized_incremental_binary::do_process_got_plt): New function.
3239 (Sized_incremental_binary::get_symtab_view): Use stored locations.
3240 (Output_section_incremental_inputs::set_final_data_size): Record
3241 file index for each input file.
3242 (Output_section_incremental_inputs::write_got_plt): Store file index
3243 instead of input entry offset for each GOT entry.
3245 (Incremental_input_entry::Incremental_input_entry): Initialize new
3247 (Incremental_input_entry::set_offset): Store file index.
3248 (Incremental_input_entry::get_file_index): New function.
3249 (Incremental_input_entry::file_index_): New data member.
3250 (Incremental_binary::process_got_plt): New function.
3251 (Incremental_binary::do_process_got_plt): New function.
3252 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3254 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
3255 (Sized_incremental_binary::set_file_is_unchanged): New function.
3256 (Sized_incremental_binary::file_is_unchanged): New function.
3257 (Sized_incremental_binary::do_process_got_plt): New function.
3258 (Sized_incremental_binary::file_status_): New data member.
3259 (Sized_incremental_binary::main_symtab_loc_): New data member.
3260 (Sized_incremental_binary::main_strtab_loc_): New data member.
3261 * output.cc (Output_data_got::Got_entry::write): Add case
3263 (Output_data_got::add_global): Call add_got_entry.
3264 (Output_data_got::add_global_plt): Likewise.
3265 (Output_data_got::add_global_with_rel): Likewise.
3266 (Output_data_got::add_global_with_rela): Likewise.
3267 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
3268 (Output_data_got::add_global_pair_with_rela): Likewise.
3269 (Output_data_got::add_local): Call add_got_entry.
3270 (Output_data_got::add_local_plt): Likewise.
3271 (Output_data_got::add_local_with_rel): Likewise.
3272 (Output_data_got::add_local_with_rela): Likewise.
3273 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
3274 (Output_data_got::add_local_pair_with_rela): Likewise.
3275 (Output_data_got::reserve_slot): New function.
3276 (Output_data_got::reserve_slot_for_global): New function.
3277 (Output_data_got::add_got_entry): New function.
3278 (Output_data_got::add_got_entry_pair): New function.
3279 (Output_section::add_output_section_data): Edit FIXME.
3281 (Output_section_data_build::Output_section_data_build): New
3282 constructor with size parameter.
3283 (Output_data_space::Output_data_space): Likewise.
3284 (Output_data_got::Output_data_got): Initialize new data member; new
3285 constructor with size parameter.
3286 (Output_data_got::add_constant): Call add_got_entry.
3287 (Output_data_got::reserve_slot): New function.
3288 (Output_data_got::reserve_slot_for_global): New function.
3289 (class Output_data_got::Got_entry): Add RESERVED_CODE.
3290 (Output_data_got::add_got_entry): New function.
3291 (Output_data_got::add_got_entry_pair): New function.
3292 (Output_data_got::free_list_): New data member.
3293 * target.h (Sized_target::init_got_plt_for_update): New function.
3294 (Sized_target::register_global_plt_entry): New function.
3295 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3296 Initialize new data member; call init; add constructor with PLT count.
3297 (Output_data_plt_x86_64::init): New function.
3298 (Output_data_plt_x86_64::add_relocation): New function.
3299 (Output_data_plt_x86_64::reserve_slot): New function.
3300 (Output_data_plt_x86_64::free_list_): New data member.
3301 (Target_x86_64::init_got_plt_for_update): New function.
3302 (Target_x86_64::register_global_plt_entry): New function.
3303 (Output_data_plt_x86_64::add_entry): Allocate from free list for
3304 incremental updates.
3305 (Output_data_plt_x86_64::add_relocation): New function.
3306 * testsuite/object_unittest.cc (Object_test): Set default options.
3308 2011-05-16 Ian Lance Taylor <iant@google.com>
3310 * options.h (class General_options): Make -i a synonym for -r.
3312 2011-05-16 Ian Lance Taylor <iant@google.com>
3314 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
3316 2011-05-10 Cary Coutant <ccoutant@google.com>
3318 * object.cc (Sized_relobj::do_count_local_symbols): Check for
3321 2011-05-06 Ian Lance Taylor <iant@google.com>
3323 * layout.cc (Layout::layout): If the output section flags change,
3324 update the ordering.
3326 2011-04-25 Cary Coutant <ccoutant@google.com>
3328 * incremental-dump.cc (dump_incremental_inputs): Print local
3329 symbol info for each input file.
3331 (Output_section_incremental_inputs::set_final_data_size): Add local
3332 symbol info to input file entries in incremental info.
3333 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3334 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
3335 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
3336 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
3338 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
3339 (Sized_incr_relobj::do_relocate): Write the local symbols.
3340 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
3341 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
3342 Adjust size of input file header.
3343 (Incremental_inputs_reader::get_local_symbol_offset): New function.
3344 (Incremental_inputs_reader::get_local_symbol_count): New function.
3345 (Incremental_inputs_reader::get_input_section): Adjust size of input
3347 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
3348 (Sized_incr_relobj::This): New typedef.
3349 (Sized_incr_relobj::sym_size): New const data member.
3350 (Sized_incr_relobj::Local_symbol): New struct.
3351 (Sized_incr_relobj::do_output_local_symbol_count): New function.
3352 (Sized_incr_relobj::do_local_symbol_offset): New function.
3353 (Sized_incr_relobj::local_symbol_count_): New data member.
3354 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
3355 (Sized_incr_relobj::local_symbol_index_): New data member.
3356 (Sized_incr_relobj::local_symbol_offset_): New data member.
3357 (Sized_incr_relobj::local_dynsym_offset_): New data member.
3358 (Sized_incr_relobj::local_symbols_): New data member.
3359 * object.h (Relobj::output_local_symbol_count): New function.
3360 (Relobj::local_symbol_offset): New function.
3361 (Relobj::do_output_local_symbol_count): New function.
3362 (Relobj::do_local_symbol_offset): New function.
3363 (Sized_relobj::do_output_local_symbol_count): New function.
3364 (Sized_relobj::do_local_symbol_offset): New function.
3366 2011-04-22 Vladimir Simonov <sv@sw.ru>
3368 * descriptors.cc (set_close_on_exec): New function.
3369 (Descriptors::open): Use set_close_on_exec.
3370 * output.cc (S_ISLNK): Define if not defined.
3372 2011-04-22 Cary Coutant <ccoutant@google.com>
3374 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
3376 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3377 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
3378 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
3380 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
3381 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
3382 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
3384 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
3386 (Incremental_binary::apply_incremental_relocs): New function.
3387 (Incremental_binary::do_apply_incremental_relocs): New function.
3388 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
3390 (Sized_incremental_binary::add_global_symbol): New function.
3391 (Sized_incremental_binary::global_symbol): New function.
3392 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
3393 (Sized_incremental_binary::symbol_map_): New data member.
3394 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
3395 * target.h (Sized_target::apply_relocation): New function.
3396 * target-reloc.h (apply_relocation): New function.
3397 * x86_64.cc (Target_x86_64::apply_relocation): New function.
3399 2011-04-22 Doug Kwan <dougkwan@google.com>
3401 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
3402 flag of a SHT_ARM_EXIDX section.
3403 * testsuite/Makefile.am (arm_exidx_test): New test rules.
3404 * testsuite/Makefile.in: Regenerate.
3405 * testsuite/arm_exidx_test.s: New file.
3406 * testsuite/arm_exidx_test.sh: Same.
3408 2011-04-20 Cary Coutant <ccoutant@google.com>
3411 * archive.h (Incremental_archive_entry::Archive_member):
3412 Initialize arg_serial_ (second constructor).
3414 2011-04-17 Ian Lance Taylor <iant@google.com>
3416 * object.cc (Relocate_info::location): Simplify location string.
3417 * errors.cc (Errors::error_at_location): Don't print program
3419 (Errors::warning_at_location): Likewise.
3420 (Errors::undefined_symbol): Likewise.
3421 * testsuite/debug_msg.sh: Update accordingly.
3423 2011-04-14 Cary Coutant <ccoutant@google.com>
3425 * gold/layout.cc (Layout::symtab_section_offset): New function.
3426 * gold/layout.h (Layout::symtab_section_offset): New function.
3427 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
3429 2011-04-12 Ian Lance Taylor <iant@google.com>
3431 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
3432 with MREMAP_MAYMOVE.
3433 * output.h (class Output_file): Add map_is_allocated_ field.
3434 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
3435 not available, provide stubs. If mremap is not available, #define
3437 (MREMAP_MAYMOVE): Define if not defined.
3438 (Output_file::Output_file): Initialize map_is_allocated_.
3439 (Output_file::resize): Check map_is_allocated_.
3440 (Output_file::map_anonymous): If mmap fails, use malloc.
3441 (Output_file::unmap): Don't do anything for an anonymous map.
3442 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
3443 is not available, provide stubs.
3444 (File_read::View::~View): Use free rather than delete[].
3445 (File_read::make_view): Use malloc rather than new[]. If mmap
3447 (File_read::find_or_make_view): Use malloc rather than new[].
3448 * gold.h: Remove HAVE_REMAP code.
3449 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
3450 exists. Rename mremap to gold_mremap. If mmap is not available
3452 * configure, config.in: Rebuild.
3454 2011-04-11 Ian Lance Taylor <iant@google.com>
3456 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
3457 initialize local variable v.
3459 2011-04-11 Cary Coutant <ccoutant@google.com>
3461 * archive.cc (Archive::include_member): Adjust call to
3463 (Add_archive_symbols::run): Track argument serial numbers.
3464 (Lib_group::include_member): Likewise.
3465 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
3466 * archive.h (Incremental_archive_entry::Archive_member):
3467 Initialize arg_serial_.
3468 (Archive_member::arg_serial_): New data member.
3469 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
3470 (Sized_dynobj::do_add_symbols): Track symbols when doing an
3472 (Sized_dynobj::do_for_all_local_got_entries): New function.
3473 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
3475 * fileread.cc (get_mtime): New function.
3476 * fileread.h (get_mtime): New function.
3477 * gold.cc (queue_initial_tasks): Check for incremental update.
3478 (process_incremental_input): New function.
3479 (queue_middle_tasks): Don't force valid target for incremental
3481 * incremental-dump.cc (find_input_containing_global): Adjust
3482 size of symbol info entry.
3483 (dump_incremental_inputs): Dump argument serial number and
3484 in_system_directory flag; bias shndx by 1; print symbol names
3485 when dumping per-file symbol lists; use new symbol info readers.
3487 (Output_section_incremental_inputs:update_data_size): New function.
3488 (Sized_incremental_binary::setup_readers): Setup input readers
3489 for each input file; build maps for files added from libraries
3491 (Sized_incremental_binary::check_input_args): New function.
3492 (Sized_incremental_binary::do_check_inputs): Build map of argument
3493 serial numbers to input arguments.
3494 (Sized_incremental_binary::do_file_has_changed): Rename
3495 do_file_is_unchanged to this; compare file modification times.
3496 (Sized_incremental_binary::do_init_layout): New function.
3497 (Sized_incremental_binary::do_reserve_layout): New function.
3498 (Sized_incremental_binary::do_get_input_reader): Remove.
3499 (Sized_incremental_binary::get_symtab_view): New function.
3500 (Incremental_checker::can_incrementally_link_output_file): Remove.
3501 (Incremental_inputs::report_command_line): Exclude --debug options.
3502 (Incremental_inputs::report_archive_begin): Add parameter; track
3503 argument serial numbers; don't put input file entry for archive
3504 before archive members.
3505 (Incremental_inputs::report_archive_end): Put input file entry
3506 for archive after archive members.
3507 (Incremental_inputs::report_object): Add parameter; track argument
3508 serial numbers and in_system_directory flag.
3509 (Incremental_inputs::report_script): Add parameter; track argument
3511 (Output_section_incremental_inputs::set_final_data_size): Adjust
3512 size of symbol info entry; check for forwarding symbols.
3513 (Output_section_incremental_inputs::write_input_files): Write
3514 in_system_directory flag and argument serial number.
3515 (Output_section_incremental_inputs::write_info_blocks): Map section
3516 indices between incremental info and original input file; store
3517 input section index for each symbol.
3518 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
3519 change operator() to visit().
3520 (class Global_got_offset_visitor): Likewise.
3521 (class Global_symbol_visitor_got_plt):
3522 (Output_section_incremental_inputs::write_got_plt): Use new visitor
3524 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
3525 (Sized_incr_relobj::do_read_symbols): New function.
3526 (Sized_incr_relobj::do_layout): New function.
3527 (Sized_incr_relobj::do_layout_deferred_sections): New function.
3528 (Sized_incr_relobj::do_add_symbols): New function.
3529 (Sized_incr_relobj::do_should_include_member): New function.
3530 (Sized_incr_relobj::do_for_all_global_symbols): New function.
3531 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
3532 (Sized_incr_relobj::do_section_size): New function.
3533 (Sized_incr_relobj::do_section_name): New function.
3534 (Sized_incr_relobj::do_section_contents): New function.
3535 (Sized_incr_relobj::do_section_flags): New function.
3536 (Sized_incr_relobj::do_section_entsize): New function.
3537 (Sized_incr_relobj::do_section_address): New function.
3538 (Sized_incr_relobj::do_section_type): New function.
3539 (Sized_incr_relobj::do_section_link): New function.
3540 (Sized_incr_relobj::do_section_info): New function.
3541 (Sized_incr_relobj::do_section_addralign): New function.
3542 (Sized_incr_relobj::do_initialize_xindex): New function.
3543 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
3544 (Sized_incr_relobj::do_read_relocs): New function.
3545 (Sized_incr_relobj::do_gc_process_relocs): New function.
3546 (Sized_incr_relobj::do_scan_relocs): New function.
3547 (Sized_incr_relobj::do_count_local_symbols): New function.
3548 (Sized_incr_relobj::do_finalize_local_symbols): New function.
3549 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
3550 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
3551 (Sized_incr_relobj::do_relocate): New function.
3552 (Sized_incr_relobj::do_set_section_offset): New function.
3553 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
3554 (Sized_incr_dynobj::do_read_symbols): New function.
3555 (Sized_incr_dynobj::do_layout): New function.
3556 (Sized_incr_dynobj::do_add_symbols): New function.
3557 (Sized_incr_dynobj::do_should_include_member): New function.
3558 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
3559 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
3560 (Sized_incr_dynobj::do_section_size): New function.
3561 (Sized_incr_dynobj::do_section_name): New function.
3562 (Sized_incr_dynobj::do_section_contents): New function.
3563 (Sized_incr_dynobj::do_section_flags): New function.
3564 (Sized_incr_dynobj::do_section_entsize): New function.
3565 (Sized_incr_dynobj::do_section_address): New function.
3566 (Sized_incr_dynobj::do_section_type): New function.
3567 (Sized_incr_dynobj::do_section_link): New function.
3568 (Sized_incr_dynobj::do_section_info): New function.
3569 (Sized_incr_dynobj::do_section_addralign): New function.
3570 (Sized_incr_dynobj::do_initialize_xindex): New function.
3571 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
3572 (make_sized_incremental_object): New function.
3573 (Incremental_library::copy_unused_symbols): New function.
3574 (Incremental_library::do_for_all_unused_symbols): New function.
3575 * incremental.h (enum Incremental_input_flags): New type.
3576 (class Incremental_checker): Remove.
3577 (Incremental_input_entry::Incremental_input_entry): Add argument
3579 (Incremental_input_entry::arg_serial): New function.
3580 (Incremental_input_entry::set_is_in_system_directory): New function.
3581 (Incremental_input_entry::is_in_system_directory): New function.
3582 (Incremental_input_entry::arg_serial_): New data member.
3583 (Incremental_input_entry::is_in_system_directory_): New data member.
3584 (class Script_info): Move here from script.h.
3585 (Script_info::Script_info): Add filename parameter.
3586 (Script_info::filename): New function.
3587 (Script_info::filename_): New data member.
3588 (Incremental_script_entry::Incremental_script_entry): Add argument
3590 (Incremental_object_entry::Incremental_object_entry): Likewise.
3591 (Incremental_object_entry::add_input_section): Build list of input
3592 sections with map to original shndx.
3593 (Incremental_object_entry::get_input_section_index): New function.
3594 (Incremental_object_entry::shndx_): New data member.
3595 (Incremental_object_entry::name_key_): Rename; adjust all refs.
3596 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
3597 (Incremental_archive_entry::Incremental_archive_entry): Add argument
3599 (Incremental_inputs::report_archive_begin): Likewise.
3600 (Incremental_inputs::report_object): Likewise.
3601 (Incremental_inputs::report_script): Likewise.
3602 (class Incremental_global_symbol_reader): New class.
3603 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
3604 and store flags and input file type.
3605 (Incremental_input_entry_reader::arg_serial): New function.
3606 (Incremental_input_entry_reader::type): Extract type from flags.
3607 (Incremental_input_entry_reader::is_in_system_directory): New function.
3608 (Incremental_input_entry_reader::get_input_section_count): Call
3609 accessor function for type.
3610 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
3611 function for type; adjust size of global symbol entry.
3612 (Incremental_input_entry_reader::get_global_symbol_count): Call
3613 accessor function for type.
3614 (Incremental_input_entry_reader::get_object_count): Likewise.
3615 (Incremental_input_entry_reader::get_object_offset): Likewise.
3616 (Incremental_input_entry_reader::get_member_count): Likewise.
3617 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
3618 (Incremental_input_entry_reader::get_member_offset): Likewise.
3619 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
3620 (Incremental_input_entry_reader::Global_symbol_info): Remove.
3621 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
3622 (Incremental_input_entry_reader::get_global_symbol_reader): New
3624 (Incremental_input_entry_reader::get_output_symbol_index): New
3626 (Incremental_input_entry_reader::type_): Remove.
3627 (Incremental_input_entry_reader::flags_): New data member.
3628 (Incremental_inputs_reader::input_file_offset): New function.
3629 (Incremental_inputs_reader::input_file_index): New function.
3630 (Incremental_inputs_reader::input_file): Call input_file_offset.
3631 (Incremental_inputs_reader::input_file_at_offset): New function.
3632 (Incremental_relocs_reader::get_r_type): Reformat.
3633 (Incremental_relocs_reader::get_r_shndx): Reformat.
3634 (Incremental_relocs_reader::get_r_offset): Reformat.
3635 (Incremental_relocs_reader::data): New function.
3636 (Incremental_binary::Incremental_binary): Initialize new data members.
3637 (Incremental_binary::check_inputs): Add cmdline parameter.
3638 (Incremental_binary::file_is_unchanged): Remove.
3639 (Input_reader::arg_serial): New function.
3640 (Input_reader::get_unused_symbol_count): New function.
3641 (Input_reader::get_unused_symbol): New function.
3642 (Input_reader::do_arg_serial): New function.
3643 (Input_reader::do_get_unused_symbol_count): New function.
3644 (Input_reader::do_get_unused_symbol): New function.
3645 (Incremental_binary::input_file_count): New function.
3646 (Incremental_binary::get_input_reader): Change signature to use
3647 index instead of filename.
3648 (Incremental_binary::file_has_changed): New function.
3649 (Incremental_binary::get_input_argument): New function.
3650 (Incremental_binary::get_library): New function.
3651 (Incremental_binary::get_script_info): New function.
3652 (Incremental_binary::init_layout): New function.
3653 (Incremental_binary::reserve_layout): New function.
3654 (Incremental_binary::output_file): New function.
3655 (Incremental_binary::do_check_inputs): New function.
3656 (Incremental_binary::do_file_is_unchanged): Remove.
3657 (Incremental_binary::do_file_has_changed): New function.
3658 (Incremental_binary::do_init_layout): New function.
3659 (Incremental_binary::do_reserve_layout): New function.
3660 (Incremental_binary::do_input_file_count): New function.
3661 (Incremental_binary::do_get_input_reader): Change signature.
3662 (Incremental_binary::input_args_map_): New data member.
3663 (Incremental_binary::library_map_): New data member.
3664 (Incremental_binary::script_map_): New data member.
3665 (Sized_incremental_binary::Sized_incremental_binary): Initialize
3667 (Sized_incremental_binary::output_section): New function.
3668 (Sized_incremental_binary::inputs_reader): Add const.
3669 (Sized_incremental_binary::symtab_reader): Add const.
3670 (Sized_incremental_binary::relocs_reader): Add const.
3671 (Sized_incremental_binary::got_plt_reader): Add const.
3672 (Sized_incremental_binary::get_symtab_view): New function.
3673 (Sized_incremental_binary::Inputs_reader): New typedef.
3674 (Sized_incremental_binary::Input_entry_reader): New typedef.
3675 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
3676 (Sized_incremental_binary::do_file_is_unchanged): Remove.
3677 (Sized_incremental_binary::do_file_has_changed): New function.
3678 (Sized_incremental_binary::do_init_layout): New function.
3679 (Sized_incremental_binary::do_reserve_layout): New function.
3680 (Sized_input_reader::Inputs_reader): Remove.
3681 (Sized_input_reader::Input_entry_reader): Remove.
3682 (Sized_input_reader::do_arg_serial): New function.
3683 (Sized_input_reader::do_get_unused_symbol_count): New function.
3684 (Sized_input_reader::do_get_unused_symbol): New function.
3685 (Sized_incremental_binary::do_input_file_count): New function.
3686 (Sized_incremental_binary::do_get_input_reader): Change signature;
3687 use index instead of filename.
3688 (Sized_incremental_binary::section_map_): New data member.
3689 (Sized_incremental_binary::input_entry_readers_): New data member.
3690 (class Sized_incr_relobj): New class.
3691 (class Sized_incr_dynobj): New class.
3692 (make_sized_incremental_object): New function.
3693 (class Incremental_library): New class.
3694 * layout.cc (Free_list::num_lists): New static data member.
3695 (Free_list::num_nodes): New static data member.
3696 (Free_list::num_removes): New static data member.
3697 (Free_list::num_remove_visits): New static data member.
3698 (Free_list::num_allocates): New static data member.
3699 (Free_list::num_allocate_visits): New static data member.
3700 (Free_list::init): New function.
3701 (Free_list::remove): New function.
3702 (Free_list::allocate): New function.
3703 (Free_list::dump): New function.
3704 (Free_list::print_stats): New function.
3705 (Layout_task_runner::run): Resize output file for incremental updates.
3706 (Layout::Layout): Initialize new data members.
3707 (Layout::set_incremental_base): New function.
3708 (Layout::init_fixed_output_section): New function.
3709 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
3710 incremental updates.
3711 (Layout::create_gold_note): Do not create gold note section for
3712 incremental updates.
3713 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
3714 for incremental updates.
3715 (Layout::set_section_offsets): For incremental updates, allocate space
3717 (Layout::create_symtab_sections): Layout with offsets relative to
3718 start of section; for incremental updates, allocate space from free
3720 (Layout::create_shdrs): For incremental updates, allocate space from
3722 (Layout::finish_dynamic_section): For incremental updates, do not
3723 check --as-needed (fixed in subsequent patch).
3724 * layout.h (class Free_list): New class.
3725 (Layout::set_incremental_base): New function.
3726 (Layout::incremental_base): New function.
3727 (Layout::init_fixed_output_section): New function.
3728 (Layout::allocate): New function.
3729 (Layout::incremental_base_): New data member.
3730 (Layout::free_list_): New data member.
3731 * main.cc (main): Print Free_list statistics.
3732 * object.cc (Relobj::finalize_incremental_relocs): Add
3733 clear_counts parameter; clear counts only when clear_counts is set.
3734 (Sized_relobj::Sized_relobj): Initialize new base class.
3735 (Sized_relobj::do_layout): Don't report special sections.
3736 (Sized_relobj::do_for_all_local_got_entries): New function.
3737 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
3738 symtab_off to all symbol table offsets.
3739 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
3740 * object.h (class Got_offset_list): Move to top of file.
3741 (Object::Object): Allow case where input_file == NULL.
3742 (Object::~Object): Likewise.
3743 (Object::input_file): Assert that input_file != NULL.
3744 (Object::lock): Allow case where input_file == NULL.
3745 (Object::unlock): Likewise.
3746 (Object::is_locked): Likewise.
3747 (Object::token): Likewise.
3748 (Object::release): Likewise.
3749 (Object::is_incremental): New function.
3750 (Object::get_mtime): New function.
3751 (Object::for_all_local_got_entries): New function.
3752 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
3753 (Object::set_is_in_system_directory): New function.
3754 (Object::is_in_system_directory): New function.
3755 (Object::do_is_incremental): New function.
3756 (Object::do_get_mtime): New function.
3757 (Object::do_for_all_local_got_entries): New function.
3758 (Object::is_in_system_directory_): New data member.
3759 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
3760 (class Sized_relobj_base): New class.
3761 (class Sized_relobj): Derive from Sized_relobj_base.
3762 (class Sized_relobj::Symbols): Redeclare from base class.
3763 (class Sized_relobj::local_got_offset_list): Remove.
3764 (class Sized_relobj::Output_sections): Redeclare from base class.
3765 (class Sized_relobj::do_for_all_local_got_entries): New function.
3766 (class Sized_relobj::write_local_symbols): Add offset parameter.
3767 (class Sized_relobj::local_symbol_offset_): Update comment.
3768 (class Sized_relobj::local_dynsym_offset_): Update comment.
3769 * options.cc (Input_arguments::add_file): Remove const.
3770 * options.h (Input_file_argument::Input_file_argument):
3771 Initialize arg_serial_ (all constructors).
3772 (Input_file_argument::set_arg_serial): New function.
3773 (Input_file_argument::arg_serial): New function.
3774 (Input_file_argument::arg_serial_): New data member.
3775 (Input_arguments::Input_arguments): Initialize file_count_.
3776 (Input_arguments::add_file): Remove const.
3777 (Input_arguments::number_of_input_files): New function.
3778 (Input_arguments::file_count_): New data member.
3779 (Command_line::number_of_input_files): Call
3780 Input_arguments::number_of_input_files.
3781 * output.cc (Output_segment_headers::Output_segment_headers):
3783 (Output_section::Input_section::current_data_size): New function.
3784 (Output_section::Output_section): Initialize new data members.
3785 (Output_section::add_input_section): Don't do merge sections for
3786 an incremental link; allocate space from free list for an
3788 (Output_section::add_output_section_data): Allocate space from
3789 free list for an incremental update.
3790 (Output_section::update_data_size): New function.
3791 (Output_section::set_fixed_layout): New function.
3792 (Output_section::reserve): New function.
3793 (Output_segment::set_section_addresses): Remove const.
3794 (Output_segment::set_section_list_addresses): Remove const; allocate
3795 space from free list for an incremental update.
3796 (Output_segment::set_offset): Adjust size of RELRO segment for an
3798 * output.h (Output_data::current_data_size): Move here from
3800 (Output_data::pre_finalize_data_size): New function.
3801 (Output_data::update_data_size): New function.
3802 (Output_section_headers::update_data_size): new function.
3803 (Output_section_data_build::current_data_size): Move to Output_data.
3804 (Output_data_strtab::update_data_size): New function.
3805 (Output_section::current_data_size): Move to Output_data.
3806 (Output_section::set_fixed_layout): New function.
3807 (Output_section::has_fixed_layout): New function.
3808 (Output_section::reserve): New function.
3809 (Output_section::update_data_size): New function.
3810 (Output_section::has_fixed_layout_): New data member.
3811 (Output_section::free_list_): New data member.
3812 (Output_segment::set_section_addresses): Remove const.
3813 (Output_segment::set_section_list_addresses): Remove const.
3814 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
3816 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
3818 * readsyms.cc (Read_symbols::do_read_symbols): Add library
3819 parameter when calling Add_symbols constructor; store argument
3820 serial number for members of a lib group.
3821 (Add_symbols::locks): Allow case where token == NULL.
3822 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
3823 (Read_member::~Read_member): New function.
3824 (Read_member::is_runnable): New function.
3825 (Read_member::locks): New function.
3826 (Read_member::run): New function.
3827 (Check_script::~Check_script): New function.
3828 (Check_script::is_runnable): New function.
3829 (Check_script::locks): New function.
3830 (Check_script::run): New function.
3831 (Check_library::~Check_library): New function.
3832 (Check_library::is_runnable): New function.
3833 (Check_library::locks): New function.
3834 (Check_library::run): New function.
3835 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
3836 (Add_symbols::library_): New data member.
3837 (class Read_member): New class.
3838 (class Check_script): New class.
3839 (class Check_library): New class.
3840 * reloc.cc (Read_relocs::is_runnable): Allow case where
3842 (Read_relocs::locks): Likewise.
3843 (Scan_relocs::locks): Likewise.
3844 (Relocate_task::locks): Likewise.
3845 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
3847 (Sized_relobj::incremental_relocs_scan): Fix comment.
3848 (Sized_relobj::do_relocate): Pass output file offset to
3849 write_local_symbols.
3850 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
3851 from class declaration.
3852 * script.cc (read_input_script): Allocate Script_info; pass
3853 argument serial number to report_script.
3854 * script.h (class Script_info): Move to incremental.h.
3855 * symtab.cc (Symbol_table::add_from_incrobj): New function.
3856 * symtab.h (Symbol_table::add_from_incrobj): New function.
3857 (Symbol_table::set_file_offset): New function.
3859 2011-04-05 Cary Coutant <ccoutant@google.com>
3861 * incremental-dump.cc (dump_incremental_inputs): Change signature
3862 to take a Sized_incremental_binary; change caller. Use readers
3863 in Sized_incremental_binary.
3865 (Sized_incremental_binary::find_incremental_inputs_sections):
3866 Rename do_find_incremental_inputs_sections to this.
3867 (Sized_incremental_binary::setup_readers): New function.
3868 (Sized_incremental_binary::do_check_inputs): Check
3869 has_incremental_info_ flag; move setup code to setup_readers;
3871 (Sized_incremental_binary::do_file_is_unchanged): New function.
3872 (Sized_incremental_binary::do_get_input_reader): New function.
3873 * incremental.h (class Incremental_binary): Move to end of file.
3874 (Incremental_binary::file_is_unchanged): New function.
3875 (Incremental_binary::do_file_is_unchanged): New function.
3876 (Incremental_binary::Input_reader): New class.
3877 (Incremental_binary::get_input_reader): New function.
3878 (class Sized_incremental_binary): Move to end of file.
3879 (Sized_incremental_binary::Sized_incremental_binary): Setup the
3880 input section reader classes.
3881 (Sized_incremental_binary::has_incremental_info): New function.
3882 (Sized_incremental_binary::inputs_reader): New function.
3883 (Sized_incremental_binary::symtab_reader): New function.
3884 (Sized_incremental_binary::relocs_reader): New function.
3885 (Sized_incremental_binary::got_plt_reader): New function.
3886 (Sized_incremental_binary::do_file_is_unchanged): New function.
3887 (Sized_incremental_binary::Sized_input_reader): New class.
3888 (Sized_incremental_binary::get_input_reader): New function.
3889 (Sized_incremental_binary::find_incremental_inputs_sections):
3890 Rename do_find_incremental_inputs_sections to this.
3891 (Sized_incremental_binary::setup_readers): New function.
3892 (Sized_incremental_binary::has_incremental_info_): New data member.
3893 (Sized_incremental_binary::inputs_reader_): New data member.
3894 (Sized_incremental_binary::symtab_reader_): New data member.
3895 (Sized_incremental_binary::relocs_reader_): New data member.
3896 (Sized_incremental_binary::got_plt_reader_): New data member.
3897 (Sized_incremental_binary::current_input_file_): New data member.
3899 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
3902 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
3905 2011-03-30 Cary Coutant <ccoutant@google.com>
3907 * archive.cc (Archive::include_member): Adjust call to report_object.
3908 (Add_archive_symbols::run): Add script_info to call to
3909 report_archive_begin.
3910 (Lib_group::include_member): Adjust call to report_object.
3911 (Add_lib_group_symbols::run): Adjust call to report_object.
3912 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
3913 blocks. Add object count for script input files.
3914 * incremental.cc (Incremental_inputs::report_archive_begin): Add
3915 script_info parameter; change all callers.
3916 (Incremental_inputs::report_object): Add script_info parameter;
3918 (Incremental_inputs::report_script): Store backpointer to
3919 incremental info entry.
3920 (Output_section_incremental_inputs::set_final_data_size): Record
3921 additional information for scripts.
3922 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3923 * incremental.h (Incremental_script_entry::add_object): New function.
3924 (Incremental_script_entry::get_object_count): New function.
3925 (Incremental_script_entry::get_object): New function.
3926 (Incremental_script_entry::objects_): New data member; adjust
3928 (Incremental_inputs::report_archive_begin): Add script_info parameter.
3929 (Incremental_inputs::report_object): Add script_info parameter.
3930 (Incremental_inputs_reader::get_object_count): New function.
3931 (Incremental_inputs_reader::get_object_offset): New function.
3932 * options.cc (Input_arguments::add_file): Return reference to
3934 * options.h (Input_argument::set_script_info): New function.
3935 (Input_argument::script_info): New function.
3936 (Input_argument::script_info_): New data member; adjust all
3938 (Input_file_group::add_file): Return reference to new input argument.
3939 (Input_file_lib::add_file): Likewise.
3940 (Input_arguments::add_file): Likewise.
3941 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
3942 * script.cc (Parser_closure::Parser_closure): Add script_info
3943 parameter; adjust all callers.
3944 (Parser_closure::script_info): New function.
3945 (Parser_closure::script_info_): New data member.
3946 (read_input_script): Report scripts earlier to incremental info.
3947 (script_add_file): Set script_info in Input_argument.
3948 (script_add_library): Likewise.
3949 * script.h (Script_options::Script_info): Rewrite class.
3951 2011-03-29 Cary Coutant <ccoutant@google.com>
3953 * archive.cc (Library_base::should_include_member): Move
3954 method here from class Archive.
3955 (Archive::Archive): Initialize base class.
3956 (Archive::should_include_member): Move to base class.
3957 (Archive::do_for_all_unused_symbols): New function.
3958 (Add_archive_symbols::run): Remove redundant access to
3960 (Lib_group::Lib_group): Initialize base class.
3961 (Lib_group::do_filename): New function.
3962 (Lib_group::include_member): Pass pointer to Lib_group to
3964 (Lib_group::do_for_all_unused_symbols): New function.
3965 (Add_lib_group_symbols::run): Report archive information for
3967 * archive.h (class Library_base): New base class.
3968 (class Archive): Derive from Library_base.
3969 (Archive::filename): Move to base class.
3970 (Archive::set_incremental_info): Likewise.
3971 (Archive::incremental_info): Likewise.
3972 (Archive::Should_include): Likewise.
3973 (Archive::should_include_member): Likewise.
3974 (Archive::Armap_entry): Remove.
3975 (Archive::Unused_symbol_iterator): Remove.
3976 (Archive::unused_symbols_begin): Remove.
3977 (Archive::unused_symbols_end): Remove.
3978 (Archive::do_filename): New function.
3979 (Archive::do_get_mtime): New function.
3980 (Archive::do_for_all_unused_symbols): New function.
3981 (Archive::task_): Move to base class.
3982 (Archive::incremental_info_): Likewise.
3983 (class Lib_group): Derive from Library_base.
3984 (Lib_group::do_filename): New function.
3985 (Lib_group::do_get_mtime): New function.
3986 (Lib_group::do_for_all_unused_symbols): New function.
3987 (Lib_group::task_): Move to base class.
3988 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
3990 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
3992 * incremental.cc (Incremental_inputs::report_archive_begin):
3993 Use Library_base; call library's get_mtime; add incremental inputs
3994 entry before members.
3995 (class Unused_symbol_visitor): New class.
3996 (Incremental_inputs::report_archive_end): Use Library_base; use
3997 visitor class to record unused symbols; don't add incremental inputs
3998 entry after members.
3999 (Incremental_inputs::report_object): Use Library_base.
4001 (Incremental_archive_entry::Incremental_archive_entry): Remove
4002 unused Archive parameter.
4003 (Incremental_inputs::report_archive_begin): Use Library_base.
4004 (Incremental_inputs::report_archive_end): Likewise.
4005 (Incremental_inputs::report_object): Likewise.
4006 * object.cc (Sized_relobj::do_for_all_global_symbols): New
4008 * object.h (Object::for_all_global_symbols): New function.
4009 (Object::do_for_all_global_symbols): New function.
4010 (Sized_relobj::do_for_all_global_symbols): New function.
4011 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
4013 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
4016 2011-03-27 Ian Lance Taylor <iant@google.com>
4018 * archive.cc (Archive::interpret_header): Return -1 if something
4019 goes wrong. Change callers accordingly.
4021 2011-03-25 Cary Coutant <ccoutant@google.com>
4023 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
4024 * testsuite/Makefile.in: Regenerate.
4026 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
4028 * plugin.cc (get_view): New.
4029 (Plugin::load): Pass get_view to the plugin.
4030 (Plugin_manager::get_view): New.
4032 2011-03-21 Ian Lance Taylor <iant@google.com>
4034 * testsuite/final_layout.sh: Rewrite to not use dc.
4035 * testsuite/relro_test.sh: Fail if dc is not present.
4037 2011-03-21 Sriraman Tallam <tmsriram@google.com>
4039 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
4041 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
4042 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
4044 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
4045 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
4047 2011-03-14 Ian Lance Taylor <iant@google.com>
4049 * script-sections.cc (Sort_output_sections::script_compare):
4050 Rename from is_before, change return type.
4051 (Sort_output_sections::operator()): Adjust accordingly.
4053 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
4056 * testsuite/odr_violation2.cc: Add comment to make all error line
4057 numbers double digits.
4058 * testsuite/debug_msg.sh: Adjust expected errors.
4060 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
4062 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
4063 but mark earlier ones as non-canonical
4064 (offset_to_iterator): Update search target and example
4065 (do_addr2line): Return extra lines in a vector*
4066 (format_file_lineno): Extract from do_addr2line
4067 (one_addr2line): Add vector* out-param
4068 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
4069 when a lineno entry appeared last for its instruction
4070 (Dwarf_line_info): Add vector* out-param
4071 * object.cc (Relocate_info): Pass NULL for the vector* out-param
4072 * symtab.cc (Odr_violation_compare): Include the lineno in the
4074 (linenos_from_loc): New. Combine the canonical line for an
4075 address with its other lines.
4076 (True_if_intersect): New. Helper functor to make
4077 std::set_intersection a query.
4078 (detect_odr_violations): Compare sets of lines instead of just
4079 one line for each function. This became less deterministic, but
4080 has fewer false positives.
4081 * symtab.h: Declarations.
4082 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
4083 mix an optimized and non-optimized object in the same binary
4084 (odr_violation2.so): Same.
4085 * testsuite/Makefile.in: Regenerate from Makefile.am.
4086 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
4087 * testsuite/debug_msg.sh: Update line numbers and add
4089 * testsuite/odr_violation1.cc: Use OdrDerived, in a
4090 non-optimized context.
4091 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
4092 isn't inlined, and use OdrDerived in an optimized context.
4093 * testsuite/odr_header1.h: Defines OdrDerived, where
4094 optimization will change the
4095 first-instruction-in-the-destructor's file and line number.
4096 * testsuite/odr_header2.h: Defines OdrBase.
4098 2011-03-09 Ian Lance Taylor <iant@google.com>
4100 * fileread.cc (File_read::clear_views): Don't delete the whole
4103 2011-03-08 Ian Lance Taylor <iant@google.com>
4106 * fileread.cc: #include <climits>.
4107 (GOLD_IOV_MAX): Define.
4108 (File_read::read_multiple): Limit number of entries by iov_max.
4109 * fileread.h (class File_read): Always set max_readv_entries to
4112 2011-03-07 Ian Lance Taylor <iant@google.com>
4115 * options.h (class General_options): Add -dy and -dn.
4117 2011-03-02 Cary Coutant <ccoutant@google.com>
4119 * testsuite/script_test_9.t: Add TLS segment.
4121 2011-03-02 Simon Baldwin <simonb@google.com>
4123 * configure.ac: Add check for gnu_indirect_function support in
4124 the toolchain building binutils.
4125 * configure: Rebuild.
4127 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
4129 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
4130 plugin only symbols.
4131 (Symbol_table::sized_finalize_symbol) Mark symbol only present
4132 in plugin files as not needed in the symbol table.
4134 2011-02-11 Sriraman Tallam <tmsriram@google.com>
4136 * output.cc (Output_section::add_input_section): Delay fill
4137 generation for section ordering.
4139 2011-02-09 Ian Lance Taylor <iant@google.com>
4142 * object.h (class Sized_relobj): Remove clear_local_symbols.
4143 * reloc.cc (Sized_relobj::do_relocate): Don't call
4144 clear_local_symbols.
4146 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
4148 * plugin.cc (is_visible_from_outside): Return true for symbols
4151 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
4153 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
4156 2011-02-02 Sriraman Tallam <tmsriram@google.com>
4158 * icf.h (is_section_foldable_candidate): Change type of parameter
4160 * icf.cc (Icf::find_identical_sections): Change type of local variable
4161 section_name to be std::string.
4162 (is_function_ctor_or_dtor): Change type of parameter to std::string.
4164 2011-01-25 Ian Lance Taylor <iant@google.com>
4166 * script.cc (script_add_extern): Rewrite to use
4167 add_symbol_reference.
4169 2011-01-25 Doug Kwan <dougkwan@google.com>
4171 * icf.cc (get_section_contents): Always lock section's object.
4173 2011-01-24 Ian Lance Taylor <iant@google.com>
4175 * options.h (class General_options): Accept
4176 --no-detect-odr-violations.
4178 2011-01-24 Ian Lance Taylor <iant@google.com>
4180 * version.cc (version_string): Bump to 1.11.
4182 2011-01-24 Ian Lance Taylor <iant@google.com>
4184 * plugin.cc (class Plugin_rescan): Define new class.
4185 (Plugin_manager::claim_file): Set any_claimed_.
4186 (Plugin_manager::save_archive): New function.
4187 (Plugin_manager::save_input_group): New function.
4188 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
4190 (Plugin_manager::new_undefined_symbol): New function.
4191 (Plugin_manager::rescan): New function.
4192 (Plugin_manager::rescannable_defines): New function.
4193 (Plugin_manager::add_input_file): Set any_added_.
4194 * plugin.h (class Plugin_manager): define new fields rescannable_,
4195 undefined_symbols_, any_claimed_, and any_added_. Declare
4196 Plugin_rescan as friend. Declare new functions.
4197 (Plugin_manager::Rescannable): Define type.
4198 (Plugin_manager::Rescannable_list): Define type.
4199 (Plugin_manager::Undefined_symbol_list): Define type.
4200 (Plugin_manager::Plugin_manager): Initialize new fields.
4201 * archive.cc (Archive::defines_symbol): New function.
4202 (Add_archive_symbols::run): Pass archive to plugins if any.
4203 * archive.h (class Archive): Declare defines_symbol.
4204 * readsyms.cc (Input_group::~Input_group): New function.
4205 (Finish_group::run): Pass input_group to plugins if any.
4206 * readsyms.h (class Input_group): Declare destructor.
4207 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
4210 2011-01-10 Ian Lance Taylor <iant@google.com>
4212 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
4214 (Layout::set_segment_offsets): Reset increase_relro before calling
4215 set_section_addresses a second time.
4217 2011-01-04 Cary Coutant <ccoutant@google.com>
4219 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
4220 sections before NOBITS sections.
4222 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
4224 * version.cc (print_version): Update copyright to 2011.
4226 2010-12-23 Cary Coutant <ccoutant@google.com>
4228 * output.h (Output_data_reloc::add_output_section): Pass OD instead
4229 of OS to this->add. Add OD parameter to second form of the function.
4231 2010-12-20 Ian Lance Taylor <iant@google.com>
4233 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
4234 second of two consecutive entries with same offset.
4236 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4238 * testsuite/Makefile.am (ifuncmain2static_LDADD)
4239 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
4240 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
4241 to avoid unneeded links against $(LDADD).
4242 * testsuite/Makefile.in: Regenerate.
4244 2010-12-15 Ian Lance Taylor <iant@google.com>
4247 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
4248 for R_X86_64_32 and R_X86_64_PC32.
4249 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
4250 ver_matching_def_pic.o.
4251 (ver_matching_def_pic.o): New target.
4253 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4255 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
4256 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
4257 Move definition before File_read::View member definitions.
4258 (File_read::View::~View): Initialize and hold lock before
4259 updating current_mapped_bytes.
4261 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4263 * dwarf_reader.cc: Remove outdated comment.
4264 * gold-threads.cc: Fix typo in error message.
4265 * archive.cc: Fix typos in comments.
4266 * archive.h: Likewise.
4267 * arm-reloc-property.cc: Likewise.
4268 * arm-reloc-property.h: Likewise.
4269 * arm-reloc.def: Likewise.
4271 * attributes.h: Likewise.
4272 * cref.cc: Likewise.
4273 * ehframe.cc: Likewise.
4274 * fileread.h: Likewise.
4276 * i386.cc: Likewise.
4278 * incremental.h: Likewise.
4279 * int_encoding.cc: Likewise.
4280 * layout.h: Likewise.
4281 * main.cc: Likewise.
4282 * merge.h: Likewise.
4283 * object.cc: Likewise.
4284 * object.h: Likewise.
4285 * options.cc: Likewise.
4286 * readsyms.cc: Likewise.
4287 * reduced_debug_output.cc: Likewise.
4288 * reloc.cc: Likewise.
4289 * script-sections.cc: Likewise.
4290 * sparc.cc: Likewise.
4291 * symtab.h: Likewise.
4292 * target-reloc.h: Likewise.
4293 * target.cc: Likewise.
4294 * target.h: Likewise.
4295 * timer.cc: Likewise.
4296 * timer.h: Likewise.
4297 * x86_64.cc: Likewise.
4299 2010-12-09 Cary Coutant <ccoutant@google.com>
4301 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
4303 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
4304 parameter; change all callers.
4305 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
4306 * options.h (warn_execstack): New option.
4308 2010-12-07 Doug Kwan <dougkwan@google.com>
4310 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4311 like function call relocations.
4313 2010-12-07 Ian Lance Taylor <iant@google.com>
4315 * archive.cc (Archive::get_elf_object_for_member): Permit
4316 punconfigured to be NULL.
4317 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
4318 (Archive::include_member): Pass NULL to get_elf_object_for_member
4319 if we searched for the archive and this is the first included
4322 2010-12-01 Ian Lance Taylor <iant@google.com>
4324 * dwarf_reader.h (class Sized_dwarf_line_info): Add
4325 track_relocs_type_ field.
4326 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4327 Set track_relocs_type_.
4328 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
4329 contents when using RELA relocs.
4330 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
4332 * reloc.cc (Track_relocs::next_addend): New function.
4333 * reloc.h (class Track_relocs): Declare next_addend.
4335 2010-12-01 Ian Lance Taylor <iant@google.com>
4337 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
4340 2010-12-01 Ian Lance Taylor <iant@google.com>
4342 * README: Update compilers known to work and fail.
4344 2010-11-23 Matthias Klose <doko@ubuntu.com>
4346 * configure.in: For --enable-gold, handle value `default' instead of
4347 `both*'. Always install ld as ld.bfd, install as ld if gold is
4349 * configure: Regenerate.
4351 2010-11-18 Doug Kwan <dougkwan@google.com>
4353 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4354 and right_alignment to be zero. Store result alignment only if it is
4355 greater than existing alignment.
4357 2010-11-16 Cary Coutant <ccoutant@google.com>
4360 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4361 Check for ".zdebug_line".
4363 2010-11-16 Doug Kwan <dougkwan@google.com>
4364 Cary Coutant <ccoutant@google.com>
4366 * output.h (Output_segment::set_section_addresses): Pass increase_relro
4367 by reference; adjust all callers.
4368 * output.cc (Output_segment::set_section_addresses): Adjust references
4369 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
4371 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
4372 end at page boundary.
4374 2010-11-16 Cary Coutant <ccoutant@google.com>
4377 * layout.cc (Layout::choose_output_section): Transform names of
4378 compressed sections even when using a script with a SECTIONS clause.
4379 (Layout::output_section_name): Remove code to transform
4380 compressed debug section names.
4381 * output.cc (Output_section::add_input_section): Use uncompressed
4382 section size when tracking input sections.
4384 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
4386 * symtab.h (Symbol::NON_PIC_REF): Remove.
4387 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
4388 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
4389 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
4390 (Symbol::use_plt_offset): Take a flags argument and pass it
4391 directly to needs_dynamic_reloc. Restrict check for undefined
4392 weak symbols to function calls.
4393 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
4394 (Target_arm::Scan::global): Use it.
4395 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
4396 (Target_arm::Relocate::relocate): Likewise.
4397 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
4398 parameter with an r_type parameter. Use get_reference_flags
4400 (Target_arm::Relocate::relocate): Update accordingly.
4401 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
4402 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
4403 (Target_i386::Scan::global): Likewise.
4404 (Target_i386::Relocate::relocate): Likewise.
4405 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
4406 parameter with an r_type parameter. Use get_reference_flags
4408 (Target_i386::Relocate::relocate): Update accordingly.
4409 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
4410 (Target_powerpc::Scan::global): Use it.
4411 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
4412 (Target_powerpc::Relocate::relocate): Likewise.
4413 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
4414 (Target_sparc::Scan::global): Use it.
4415 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
4416 (Target_sparc::Relocate::relocate): Likewise.
4417 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
4418 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
4419 (Target_x86_64::Scan::global): Likewise.
4420 (Target_x86_64::Relocate::relocate): Likewise.
4422 2010-11-08 Doug Kwan <dougkwan@google.com>
4423 Cary Coutant <ccoutant@google.com>
4425 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
4426 (Arm_exidx_merge_section::section_contents_): New data member.
4427 (Arm_input_section::Arm_input_section): Initialize original_contents_.
4428 (Arm_input_section::~Arm_input_section): De-allocate memory.
4429 (Arm_input_section::original_contents_): New data member.
4430 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
4431 in parameters instead of calling Object::section_contents without
4433 (Arm_output_section::group_section): New parameter TASK. Pass it
4434 to callees that need locking objects.
4435 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
4436 to lock EXIDX input sections. Fix a formatting issue. Call
4437 Arm_exidx_merged_section::build_contents to create merged section
4439 (Arm_output_section::create_stub_group): New parameter TASK. Use it
4440 to lock object of stub table owner.
4441 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
4442 TEXT_SIZE to initialize data member TEXT_SIZE_.
4443 (Arm_exidx_input_section::addralign): Fix typo in comment.
4444 (Arm_exidx_input_section::text_size): New method.
4445 (Target_arm::do_relax): New parameter TASK. Pass it to callees
4446 that require locking objects. Lock objects before scanning for stubs
4447 and updating local symbols.
4448 (Arm_input_section<big_endian>::init): Copy contents of original
4450 (Arm_input_section<big_endian>::do_write): Use saved contents of
4451 original input section instead of calling Object::section_contents
4453 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
4454 size without calling Object::section_size().
4455 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
4456 for size. Allocate a buffer for merged EXIDX entries.
4457 (Arm_exidx_merged_section::build_contents): New method.
4458 (Arm_exidx_merged_section::do_write): Move merge section contents
4459 building code to Arm_exidx_merged_section::build_contetns. Write
4460 out contetns in buffer instead of building it on the fly.
4461 (Arm_relobj::make_exidx_input_section): Also pass text section size
4462 to Arm_exidx_input_section constructor.
4463 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
4464 (Arm_dynobj::do_read_symbols): Fix memory leak.
4465 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
4466 * target.h: (class Task): Add forward declaration.
4467 (Target::relax): Add new parameter TASK and pass it to
4469 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
4471 2010-11-05 Cary Coutant <ccoutant@google.com>
4474 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
4475 object when reading from the file.
4476 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
4478 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
4479 when reading section contents.
4480 (get_section_contents): Likewise.
4481 (icf::find_identical_sections): Likewise.
4482 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
4483 object when reading from the file.
4484 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
4485 the object when doing deferred section layout.
4487 2010-11-03 Nick Clifton <nickc@redhat.com>
4490 * script.h (class Symbol_assignment: name): New member. Returns
4491 the name of the symbol.
4492 * scrfipt.cc (Script_options::is_pending_assignment): New member.
4493 Returns true if the given symbol name is on the list of
4494 assignments wating to be processed.
4495 * archive.cc (should_incldue_member): If the symbol is undefined,
4496 check to see if it is on the list of symbols pending assignment.
4498 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
4500 * script-sections.cc (Script_sections::find_memory_region): Check
4501 for a NULL output section pointer.
4503 2010-10-29 Doug Kwan <dougkwan@google.com>
4505 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4506 Output_section::add_relaxed_input_section.
4507 * output.cc (Output_section::add_relaxed_input_section): Add new
4508 arguments LAYOUT and NAME. Set section order index.
4509 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4510 Copy section order index.
4511 * output.h (Output_section::add_relaxed_input_section): Add new
4512 arguments LAYOUT and NAME.
4514 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4516 * testsuite/Makefile.am: Move gcctestdir/ld rule to
4517 NATIVE_OR_CROSS_LINKER.
4518 * testsuite/Makefile.in: Regenerate.
4520 2010-10-20 Doug Kwan <dougkwan@google.com>
4522 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
4523 without SHF_LINK_ORDER flags.
4524 * layout.cc (Layout::choose_output_section): Do not filter
4525 SHF_LINK_ORDER flag in a relocatable link.
4527 2010-10-17 Cary Coutant <ccoutant@google.com>
4529 * output.h (Output_segment::set_section_addresses): Change function
4530 signature. Update all callers.
4531 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
4533 (Output_segment::set_section_addresses): Align after last TLS
4534 section. Add padding before last relro section instead of after.
4536 2010-10-17 Doug Kwan <dougkwan@google.com>
4538 * gold/arm.cc (Target_arm::got_section): Use correct order and set
4539 GOT output section to be writable.
4541 2010-10-14 Cary Coutant <ccoutant@google.com>
4543 * debug.h (DEBUG_INCREMENTAL): New flag.
4544 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
4545 * gold.cc (queue_initial_tasks): Check parameters for incremental link
4547 * incremental.cc (report_command_line): Ignore all forms of
4549 * layout.cc (Layout::Layout): Check parameters for incremental link
4551 * options.cc (General_options::parse_incremental): New function.
4552 (General_options::parse_no_incremental): New function.
4553 (General_options::parse_incremental_full): New function.
4554 (General_options::parse_incremental_update): New function.
4555 (General_options::incremental_mode_): New data member.
4556 (General_options::finalize): Check incremental_mode_.
4557 * options.h (General_options): Update help text for --incremental.
4558 Add --no-incremental, --incremental-full, --incremental-update.
4559 (General_options::Incremental_mode): New enum type.
4560 (General_options::incremental_mode): New function.
4561 (General_options::incremental_mode_): New data member.
4562 * parameters.cc (Parameters::incremental_mode_): New data member.
4563 (Parameters::set_options): Set incremental_mode_.
4564 (Parameters::set_incremental_full): New function.
4565 (Parameters::incremental): New function.
4566 (Parameters::incremental_update): New function.
4567 (set_parameters_incremental_full): New function.
4568 * parameters.h (Parameters::set_incremental_full): New function.
4569 (Parameters::incremental): New function.
4570 (Parameters::incremental_update): New function.
4571 (Parameters::incremental_mode_): New data member.
4572 (set_parameters_incremental_full): New function.
4573 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
4574 incremental link mode.
4575 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
4576 (Sized_relobj::do_relocate_sections): Likewise.
4577 * testsuite/Makefile.am (incremental_test): Use --incremental-full
4579 * testsuite/Makefile.in: Regenerate.
4580 * testsuite/incremental_test.sh: Filter all forms of --incremental.
4582 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4584 * script-sections.h (class Script_sections): Make
4585 Sections_elements typedef public.
4586 * script-sections.cc (class Sort_output_sections): Add elements_
4587 field. Add constructor which sets it; change all callers.
4588 (Sort_output_sections::is_before): New function.
4589 (Sort_output_sections::operator()): Call is_before.
4590 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
4592 * testsuite/script_test_10.sh: New test. Test script section
4594 * testsuite/script_test_10.t: Likewise.
4595 * testsuite/script_test_10.s: Likewise.
4596 * testsuite/Makefile.am: Wrap the cross linker tests and the
4597 common tests into NATIVE_OR_CROSS_LINKER.
4598 (check_SCRIPTS): Add script_test_10.sh.
4599 (check_DATA): Add script_test_10.stdout.
4600 (script_test_10.o, script_test_10): New targets.
4601 (script_test_10.stdout): New target.
4602 * configure, testsuite/Makefile.in: Regenerate.
4604 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4606 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
4607 error for the deprecated relocations.
4608 (Target_arm::Scan::global): Likewise.
4609 (Target_arm::Relocate::relocate): Likewise.
4611 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
4613 * fileread.cc (Input_file::find_file): Initialize *found_name
4614 and *namep when using the fallback search for case 4.
4616 2010-10-11 Cary Coutant <ccoutant@google.com>
4618 * options.h (class General_options): Redefine -z lazy as an alias for
4619 the negation of -z now.
4621 2010-10-11 Ian Lance Taylor <iant@google.com>
4623 * resolve.cc (symbol_to_bits): Report the value of the unsupported
4626 2010-10-06 Nick Clifton <nickc@redhat.com>
4628 * script-sections.cc(class Memory_region): Remove
4629 current_lma_offset_ field. Rename current_vma_offset_ to
4630 current_offset_. Add last_section_ field.
4631 (Memory_region::get_current_vma_address): Rename to
4632 get_current_address.
4633 (Memory_region::get_current_lma_address): Delete.
4634 (Memory_region::increment_vma_offset): Rename to
4636 (Memory_region::increment_lma_offset): Delete.
4637 (Memory_region::attributes_compatible): New method. Returns
4638 true if the provided section is compatible with the region.
4639 (Memory_region::get_last_section): New method. Returns the last
4640 section to use the region.
4641 (Memory_region::set_last_section): New method. Stores the last
4642 section to use the region.
4643 (Script_sections::block_in_region): New method. Returns true if
4644 a block of memory is contained within a region.
4645 (Script_sections::find_memory_region): New method. Locates a
4646 memory region to be used to set a VMA or LMA address.
4647 (Output_section_definition::set_section_addresses): Add code to
4648 check for addresses set by memory regions.
4649 (Output_segment::set_section_addresses): Remove memory region
4651 (Script_sections::create_segment): Add a warning if a header
4652 segment is created outside of any region.
4653 * script-sections.h (class Script_sections): Add prototypes for
4654 find_memory_region and block_in_region methods.
4655 * testsuite/memory_test.s: Use .long instead of .word.
4656 * testsuite/memory_test.t: Add some more output sections.
4657 * testsuite/memory_test.sh: Update expected output.
4659 2010-10-02 Doug Kwan <dougkwan@google.com>
4661 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
4662 defintion to symtab.h
4663 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
4664 declaration to defintion.
4666 2010-10-01 Nick Clifton <nickc@redhat.com>
4668 * expression.cc (eval): Replace dummy argument with NULL.
4669 (eval_maybe_dot): Check for a NULL result section pointer.
4670 (Symbol_expression::value): Likewise.
4671 (Dot_expression::value): Likewise.
4672 (BINARY_EXPRESSION): Likewise.
4673 (Max_expression::value): Likewise.
4674 (Min_expression::value): Likewise.
4675 (Absolute_expression::value): Likewise.
4676 (Addr_expression::value_from_output_section): Likewise.
4677 (Loaddddr_expression::value_from_output_section): Likewise.
4678 (Segment_start_expression::value): Likewise.
4679 * script-sections.cc
4680 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
4682 (Sections_elememt_dot_assignment::set_section_addresses):
4684 (Output_data_expression::do_write_to_buffer): Likewise.
4685 (Output_section_definition::finalize_symbols): Likewise.
4686 (Output_section_definition::set_section_addresses): Likewise.
4688 2010-09-30 Doug Kwan <dougkwan@google.com>
4690 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
4692 2010-09-28 Sriraman Tallam <tmsriram@google.com>
4694 * target.h (Target::can_icf_inline_merge_sections): New virtual
4696 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
4698 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
4700 * icf.cc (get_section_contents): Inline merge sections only when
4703 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4705 * configure: Regenerate.
4707 2010-09-17 Ian Lance Taylor <iant@google.com>
4709 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
4710 * testsuite/Makefile.am (memory_test.o): New target.
4711 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
4713 * testsuite/Makefile.in: Rebuild.
4715 2010-09-17 Doug Kwan <dougkwan@google.com>
4717 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
4718 defintion if relocation uses GOT entries of the symbol.
4719 * testsuite/icf_safe_test.sh: Fix test.
4720 * testsuite/icf_safe_so_test.sh: Fix test.
4722 2010-09-16 Cary Coutant <ccoutant@google.com>
4724 * script_sections.cc (class Memory_region): Remove "NULL" from
4725 vector initializations.
4727 2010-09-15 Cary Coutant <ccoutant@google.com>
4729 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
4730 Resolve forwarding symbols.
4732 2010-09-15 Doug Kwan <dougkwan@google.com>
4734 * gold/testsuite/script_test_3.t: Add ARM special sections.
4735 * gold/testsuite/script_test_4.t: Same.
4736 * gold/testsuite/script_test_5.t: Same.
4737 * gold/testsuite/script_test_6.t: Same.
4738 * gold/testsuite/script_test_7.t: Same.
4739 * gold/testsuite/script_test_7.t: Same.
4740 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
4742 2010-09-14 Cary Coutant <ccoutant@google.com>
4744 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
4745 (Target_x86_64::Relocate::relocate_tls): Replace check for
4746 saw_tls_block_reloc_ with test for executable section.
4748 2010-09-12 Cary Coutant <ccoutant@google.com>
4750 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
4751 position-independent executables to shared libraries need dynamic
4753 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
4754 position-independent executables.
4755 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
4756 * testsuite/Makefile.in: Regenerate.
4758 2010-09-10 Nick Clifton <nickc@redhat.com>
4761 * testsuite/memory_test.t: Discard any sections that are not
4764 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
4767 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
4768 "This::" to work around a bug in gcc 4.2.
4770 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
4772 2010-09-09 Rafael Espindola <espindola@google.com>
4774 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
4775 sections with different PF_X flags in the same segment.
4776 (Layout::find_first_load_seg): Search all segments to find the first
4778 * options.h (rosegment): New.
4780 2010-09-08 Rafael Espindola <espindola@google.com>
4782 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
4784 2010-09-08 Doug Kwan <dougkwan@google.com>
4786 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
4787 (Arm_relobj::do_relocate_sections): Add new parameter for output
4788 file to match the parent.
4789 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
4790 of local symbols instead of input values. Update code to track
4791 changes in gold::relocate_section.
4792 * object.cc (Sized_relobj::compute_final_local_value): New methods.
4793 (Sized_relobj::compute_final_local_value_internal): New methods.
4794 (Sized_relobj::do_finalize_local_symbols): Move code from loop
4795 body into private version of Sized_relobj::compute_final_local_value.
4796 Call the inline method.
4797 * object.h (Symbol_value::Symbol_value): Define destructor. Free
4798 merged symbol value if there is one.
4799 (Symbol_value::has_output_value): New method defintiion.
4800 (Sized_relobj::Compute_final_local_value_status): New enum type.
4801 (Sized_relobj::compute_final_local_value): New methods.
4802 (Sized_relobj::compute_final_local_value_internal): New methods.
4803 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
4804 and arm_cortex_a8.sh.
4805 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
4806 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
4808 * Makefile.in: Regenerate.
4809 * testsuite/arm_bl_out_of_range.s: Update test.
4810 * testsuite/thumb_bl_out_of_range.s: Ditto.
4811 * testsuite/thumb_blx_out_of_range.s: Ditto.
4812 * testsuite/arm_branch_out_of_range.sh: New file.
4813 * testsuite/arm_cortex_a8.sh: Ditto.
4814 * testsuite/arm_cortex_a8_b.s: Ditto.
4815 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
4816 * testsuite/arm_cortex_a8_b_local.s: Ditto.
4817 * testsuite/arm_cortex_a8_bl.s: Ditto.
4818 * testsuite/arm_cortex_a8_blx.s: Ditto.
4819 * testsuite/arm_cortex_a8_local.s: Ditto.
4820 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
4821 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
4823 2010-09-08 Rafael Espindola <espindola@google.com>
4825 * Makefile.am (memory_test.stdout): Run readelf with -W.
4826 * Makefile.in: Regenerate.
4827 * testsuite/memory_test.sh: Make the regexps accept both 32 and
4830 2010-09-08 Rafael Espindola <espindola@google.com>
4832 * script-sections.cc (Script_sections::add_memory_region): Convert
4833 field precision to int.
4834 * script.cc (script_set_section_region, script_set_section_region):
4835 Convert field precision to int.
4837 2010-09-08 Rafael Espindola <espindola@google.com>
4839 * arm.cc (do_finalize_sections): Create the __exidx_start and
4840 __exdix_end symbols even when the section is missing.
4842 2010-09-08 Nick Clifton <nickc@redhat.com>
4844 * README: Remove claim that MEMORY is not supported.
4845 * expression.cc (script_exp_function_origin)
4846 (script_exp_function_length): Move from here to ...
4847 * script.cc: ... here.
4848 (script_set_section_region, script_add_memory)
4849 (script_parse_memory_attr, script_include_directive): New
4851 * script-sections.cc
4852 (class Memory_region): New class.
4853 (class Output_section_definition): Add set_memory_region,
4854 set_section_vma, set_section_lma and get_section_name methods.
4855 (class Script_Sections): Add add_memory_region,
4856 find_memory_region, find_memory_region_origin,
4857 find_memory_region_length and set_memory_region methods.
4858 Have set_section_addresses method walk the list of set memory
4860 Extend the print methos to display memory regions.
4861 * script-sections.h: Add prototypes for new methods.
4862 Add enum for MEMORY region attributes.
4863 * yyscript.y: Add support for parsing MEMORY regions.
4864 * script-c.h: Add prototypes for new functions.
4865 * testsuite/Makefile.am: Add test of MEMORY region functionality.
4866 * testsuite/Makefile.in: Regenerate.
4867 * testsuite/memory_test.sh: New script.
4868 * testsuite/memory_test.s: New assembler source file.
4869 * testsuite/memory_test.t: New linker script.
4871 2010-08-27 Doug Kwan <dougkwan@google.com>
4873 * gold/resolve.cc (Symbol_table::should_override): Let a weak
4874 reference override an existing dynamic weak reference.
4875 * testsuite/Makefile.am: Add new test dyn_weak_ref.
4876 * testsuite/Makefile.in: Regenerate.
4877 * testsuite/dyn_weak_ref.sh: New file.
4878 * testsuite/dyn_weak_ref_1.c: Ditto.
4879 * testsuite/dyn_weak_ref_2.c: Ditto.
4881 2010-08-27 Ian Lance Taylor <iant@google.com>
4883 * incremental.h (class Incremental_input_entry): Add virtual
4886 2010-08-27 Ian Lance Taylor <iant@google.com>
4888 * testsuite/start_lib_test_3.c: Mark t3 as used.
4890 2010-08-27 Nick Clifton <nickc@redhat.com>
4892 * options.cc (version_script): Fix small typo in previous
4895 2010-08-25 Nick Clifton <nickc@redhat.com>
4897 * archive.cc: Formatting fixes: Remove whitespace between
4898 typename and following asterisk. Remove whitespace between
4899 function name and opening parenthesis.
4900 * archive.h: Likewise.
4902 * attributes.cc: Likewise.
4903 * attributes.h: Likewise.
4904 * common.cc: Likewise.
4905 * copy-relocs.cc: Likewise.
4906 * dirsearch.h: Likewise.
4907 * dynobj.cc: Likewise.
4908 * ehframe.cc: Likewise.
4909 * ehframe.h: Likewise.
4910 * expression.cc: Likewise.
4911 * fileread.cc: Likewise.
4912 * fileread.h: Likewise.
4914 * gold-threads.cc: Likewise.
4915 * gold.cc: Likewise.
4916 * i386.cc: Likewise.
4918 * incremental-dump.cc: Likewise.
4919 * incremental.cc: Likewise.
4920 * layout.cc: Likewise.
4921 * layout.h: Likewise.
4922 * main.cc: Likewise.
4923 * merge.cc: Likewise.
4924 * merge.h: Likewise.
4925 * object.cc: Likewise.
4926 * object.h: Likewise.
4927 * options.cc: Likewise.
4928 * options.h: Likewise.
4929 * output.cc: Likewise.
4930 * output.h: Likewise.
4931 * plugin.cc: Likewise.
4932 * plugin.h: Likewise.
4933 * powerpc.cc: Likewise.
4934 * reloc.cc: Likewise.
4935 * script-c.h: Likewise.
4936 * script-sections.cc: Likewise.
4937 * script.cc: Likewise.
4938 * stringpool.cc: Likewise.
4939 * symtab.cc: Likewise.
4940 * symtab.h: Likewise.
4941 * target.cc: Likewise.
4942 * timer.cc: Likewise.
4943 * timer.h: Likewise.
4944 * version.cc: Likewise.
4945 * x86_64.cc: Likewise.
4947 2010-08-24 Nick Clifton <nickc@redhat.com>
4950 * layout.cc (segment_precedes): Sort segments by their physical
4951 addresses, if they have been set.
4953 2010-08-23 Cary Coutant <ccoutant@google.com>
4955 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
4957 (Lib_group::include_member): Unlock object after deleting its
4959 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
4962 2010-08-19 Neil Vachharajani <nvachhar@google.com>
4963 Cary Coutant <ccoutant@google.com>
4965 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
4966 constructor, and set_blocker.
4967 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
4969 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
4970 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
4971 * testsuite/Makefile.am (start_lib_test): New test case.
4972 * testsuite/Makefile.in: Regenerate.
4973 * testsuite/start_lib_test_main.c: New file.
4974 * testsuite/start_lib_test_1.c: New file.
4975 * testsuite/start_lib_test_2.c: New file.
4976 * testsuite/start_lib_test_3.c: New file.
4978 2010-08-19 Ian Lance Taylor <iant@google.com>
4980 * Makefile.in: Rebuild with automake 1.11.1.
4981 * aclocal.m4: Likewise.
4982 * testsuite/Makefile.in: Likewise.
4984 2010-08-19 Ian Lance Taylor <iant@google.com>
4987 * i386.cc (class Output_data_plt_i386): Update declarations.
4988 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
4989 local_ifuncs_ fields.
4990 (Target_i386::do_plt_section_for_global): New function.
4991 (Target_i386::do_plt_section_for_local): New function.
4992 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
4993 parameter; change all callers. Initialize global_ifuncs_ and
4994 local_ifuncs_. If doing a static link define __rel_iplt_start and
4996 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
4997 (Output_data_plt_i386::add_local_ifunc_entry): New function.
4998 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
5000 (Target_i386::make_plt_section): New function, broken out of
5001 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
5002 (Target_i386::make_plt_entry): Call make_plt_section.
5003 (Target_i386::make_local_ifunc_plt_entry): New function.
5004 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
5005 (Target_i386::Scan::local): Handle IFUNC symbols. Add
5006 R_386_IRELATIVE to switch.
5007 (Target_i386::Scan::global): Likewise.
5008 (Target_i386::Relocate::relocate): Likewise.
5009 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
5011 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
5012 (Target_x86_64::do_plt_section_for_global): New function.
5013 (Target_x86_64::do_plt_section_for_local): New function.
5014 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
5015 parameter; change all callers. If doing a static link define
5016 __rela_iplt_start and __rela_iplt_end.
5017 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
5018 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
5019 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
5021 (Target_x86_64::make_local_ifunc_plt_entry): New function.
5022 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
5024 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
5025 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
5026 R_X86_64_IRELATIVE to switch.
5027 (Target_x86_64::Scan::global): Likewise.
5028 (Target_x86_64::Relocate::relocate): Likewise.
5029 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
5031 * target.h (class Target): Add plt_section_for_global and
5032 plt_section_for_local functions. Add do_plt_section_for_global
5033 and do_plt_section_for_local virtual functions.
5034 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
5035 clarifying comments.
5036 (Symbol::use_plt_offset): Handle IFUNC symbol.
5037 * object.cc (Sized_relobj::Sized_relobj): Initialize
5039 (Sized_relobj::local_has_plt_offset): New function.
5040 (Sized_relobj::local_plt_offset): New function.
5041 (Sized_relobj::set_local_plt_offset): New function.
5042 (Sized_relobj::do_count): Handle IFUNC symbol.
5043 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
5044 a bit away from input_shndx_ field. Add set_is_func_symbol and
5045 is_ifunc_symbol functions.
5046 (class Sized_relobj): Update declarations. Remove Tls_got_entry
5047 and Local_tls_got_offsets. Define Local_plt_offsets. Add
5048 local_plt_offsets_ field.
5049 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
5050 * output.h (class Output_section_data): Add non-const
5051 output_section function.
5052 (class Output_data_got): Update declarations.
5053 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
5054 Add use_plt_offset parameter to global and local constructors.
5055 Change all callers. Change local_sym_index_ field to 31 bits.
5056 Change GSYM_CODE and CONSTANT_CODE accordingly.
5057 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
5058 doing a static link don't set sh_link field.
5059 (Output_data_got::Got_entry::write): Use PLT offset if
5061 (Output_data_got::add_global_plt): New function.
5062 (Output_data_got::add_local_plt): New function.
5063 * target-reloc.h (relocate_section): Handle IFUNC symbol.
5064 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
5065 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
5066 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
5067 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
5069 * testsuite/ifunc-sel.h: New file.
5070 * testsuite/ifuncmain1.c: New file.
5071 * testsuite/ifuncmain1vis.c: New file.
5072 * testsuite/ifuncmod1.c: New file.
5073 * testsuite/ifuncdep2.c: New file.
5074 * testsuite/ifuncmain2.c: New file.
5075 * testsuite/ifuncmain3.c: New file.
5076 * testsuite/ifuncmod3.c: New file.
5077 * testsuite/ifuncmain4.c: New file.
5078 * testsuite/ifuncmain5.c: New file.
5079 * testsuite/ifuncmod5.c: New file.
5080 * testsuite/ifuncmain6pie.c: New file.
5081 * testsuite/ifuncmod6.c: New file.
5082 * testsuite/ifuncmain7.c: New file.
5083 * configure, testsuite/Makefile.in: Rebuild.
5085 2010-08-18 Ian Lance Taylor <iant@google.com>
5088 (Output_section_incremental_inputs::write_input_files): Add cast
5089 to avoid signed/unsigned comparison warning.
5090 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5092 2010-08-12 Cary Coutant <ccoutant@google.com>
5094 * common.cc (Sort_commons::operator()): Remove unnecessary code.
5096 2010-08-13 Ian Lance Taylor <iant@google.com>
5098 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
5100 2010-08-12 Cary Coutant <ccoutant@google.com>
5101 Doug Kwan <dougkwan@google.com>
5103 * resolve.cc (Symbol_table::should_override): When a weak dynamic
5104 defintion overrides non-weak undef, remember that the original undef
5106 * symtab.cc (Symbol_table::sized_write_global): For undef without
5107 an original weak binding, set binding to global in output.
5108 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
5109 * testsuite/Makefile.in: Regenerate.
5110 * testsuite/strong_ref_weak_def.sh: New file.
5111 * testsuite/strong_ref_weak_def_1.c: Ditto.
5112 * testsuite/strong_ref_weak_def_2.c: Ditto.
5114 2010-08-12 Cary Coutant <ccoutant@google.com>
5116 * testsuite/incremental_test.sh: Rewrite.
5117 * testsuite/incremental_test_1.c: Rewrite.
5118 * testsuite/incremental_test_2.c: Rewrite.
5120 2010-08-12 Cary Coutant <ccoutant@google.com>
5122 * arm.cc (Target_arm::got_size): Add const.
5123 (Target_arm::got_entry_count): New function.
5124 (Target_arm::plt_entry_count): New function.
5125 (Target_arm::first_plt_entry_offset): New function.
5126 (Target_arm::plt_entry_size): New function.
5127 (Output_data_plt_arm::entry_count): New function.
5128 (Output_data_plt_arm::first_plt_entry_offset): New function.
5129 (Output_data_plt_arm::get_plt_entry_size): New function.
5130 * i386.cc (Target_i386::got_size): Add const.
5131 (Target_i386::got_entry_count): New function.
5132 (Target_i386::plt_entry_count): New function.
5133 (Target_i386::first_plt_entry_offset): New function.
5134 (Target_i386::plt_entry_size): New function.
5135 (Output_data_plt_i386::entry_count): New function.
5136 (Output_data_plt_i386::first_plt_entry_offset): New function.
5137 (Output_data_plt_i386::get_plt_entry_size): New function.
5138 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
5139 find_incremental_inputs_sections. Dump incremental_got_plt section.
5140 * incremental.cc: Include target.h.
5141 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
5142 parameter. Adjust all callers. Find incremental_got_plt section.
5143 (Incremental_inputs::create_data_sections): Create incremental_got_plt
5145 (Output_section_incremental_inputs::set_final_data_size): Calculate
5146 size of incremental_got_plt section.
5147 (Output_section_incremental_inputs::do_write): Write the
5148 incremental_got_plt section.
5149 (Got_plt_view_info): New struct.
5150 (Local_got_offset_visitor): New class.
5151 (Global_got_offset_visitor): New class.
5152 (Global_symbol_visitor_got_plt): New class.
5153 (Output_section_incremental_inputs::write_got_plt): New function.
5154 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
5155 Add parameter. Adjust all callers.
5156 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5157 (Incremental_inputs::got_plt_section): New function.
5158 (Incremental_inputs::got_plt_section_): New data member.
5159 (Incremental_got_plt_reader): New class.
5160 * layout.cc (Layout::create_incremental_info_sections): Add the
5161 incremental_got_plt section.
5162 * object.h (Got_offset_list::get_list): New function.
5163 (Got offset_list::for_all_got_offsets): New function.
5164 (Sized_relobj::local_got_offset_list): New function.
5165 * powerpc.cc (Target_powerpc::got_size): Add const.
5166 (Target_powerpc::got_entry_count): New function.
5167 (Target_powerpc::plt_entry_count): New function.
5168 (Target_powerpc::first_plt_entry_offset): New function.
5169 (Target_powerpc::plt_entry_size): New function.
5170 (Output_data_plt_powerpc::entry_count): New function.
5171 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
5172 (Output_data_plt_powerpc::get_plt_entry_size): New function.
5173 * sparc.cc (Target_sparc::got_size): Add const.
5174 (Target_sparc::got_entry_count): New function.
5175 (Target_sparc::plt_entry_count): New function.
5176 (Target_sparc::first_plt_entry_offset): New function.
5177 (Target_sparc::plt_entry_size): New function.
5178 (Output_data_plt_sparc::entry_count): New function.
5179 (Output_data_plt_sparc::first_plt_entry_offset): New function.
5180 (Output_data_plt_sparc::get_plt_entry_size): New function.
5181 * symtab.h (Symbol::got_offset_list): New function.
5182 (Symbol_table::for_all_symbols): New function.
5183 * target.h (Sized_target::got_entry_count): New function.
5184 (Sized_target::plt_entry_count): New function.
5185 (Sized_target::plt_entry_size): New function.
5186 * x86_64.cc (Target_x86_64::got_size): Add const.
5187 (Target_x86_64::got_entry_count): New function.
5188 (Target_x86_64::plt_entry_count): New function.
5189 (Target_x86_64::first_plt_entry_offset): New function.
5190 (Target_x86_64::plt_entry_size): New function.
5191 (Output_data_plt_x86_64::entry_count): New function.
5192 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
5193 (Output_data_plt_x86_64::get_plt_entry_size): New function.
5195 2010-08-12 Cary Coutant <ccoutant@google.com>
5197 * archive.cc: Include incremental.h.
5198 (Archive::Archive): Initialize incremental_info_.
5199 (Archive::include_member): Record archive members in incremental info.
5200 (Add_archive_symbols::run): Record begin and end of an archive in
5202 (Lib_group::include_member): Record objects in incremental info.
5203 * archive.h (Incremental_archive_entry): Forward declaration.
5204 (Archive::set_incremental_info): New member function.
5205 (Archive::incremental_info): New member function.
5206 (Archive::Unused_symbol_iterator): New class.
5207 (Archive::unused_symbols_begin): New member function.
5208 (Archive::unused_symbols_end): New member function.
5209 (Archive::incremental_info_): New data member.
5210 * incremental-dump.cc (find_input_containing_global): New function.
5211 (dump_incremental_inputs): Dump new incremental info sections.
5212 * incremental.cc: Include symtab.h.
5213 (Output_section_incremental_inputs): New class.
5214 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
5215 new incremental info sections.
5216 (Sized_incremental_binary::do_check_inputs): Likewise.
5217 (Incremental_inputs::report_archive): Remove.
5218 (Incremental_inputs::report_archive_begin): New function.
5219 (Incremental_inputs::report_archive_end): New function.
5220 (Incremental_inputs::report_object): New function.
5221 (Incremental_inputs::finalize_inputs): Remove.
5222 (Incremental_inputs::report_input_section): New function.
5223 (Incremental_inputs::report_script): Rewrite.
5224 (Incremental_inputs::finalize): Do nothing but finalize string table.
5225 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5226 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5227 (Incremental_inputs::create_data_sections): New function.
5228 (Incremental_inputs::relocs_entsize): New function.
5229 (Output_section_incremental_inputs::set_final_data_size): New function.
5230 (Output_section_incremental_inputs::do_write): New function.
5231 (Output_section_incremental_inputs::write_header): New function.
5232 (Output_section_incremental_inputs::write_input_files): New function.
5233 (Output_section_incremental_inputs::write_info_blocks): New function.
5234 (Output_section_incremental_inputs::write_symtab): New function.
5235 * incremental.h (Incremental_script_entry): Forward declaration.
5236 (Incremental_object_entry): Forward declaration.
5237 (Incremental_archive_entry): Forward declaration.
5238 (Incremental_inputs): Forward declaration.
5239 (Incremental_inputs_header_data): Remove.
5240 (Incremental_inputs_header): Remove.
5241 (Incremental_inputs_header_write): Remove.
5242 (Incremental_inputs_entry_data): Remove.
5243 (Incremental_inputs_entry): Remove.
5244 (Incremental_inputs_entry_write): Remove.
5245 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
5246 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
5247 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
5248 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
5250 (Incremental_input_entry): New class.
5251 (Incremental_script_entry): New class.
5252 (Incremental_object_entry): New class.
5253 (Incremental_archive_entry): New class.
5254 (Incremental_inputs::Incremental_inputs): Initialize new data members.
5255 (Incremental_inputs::report_inputs): Remove.
5256 (Incremental_inputs::report_archive): Remove.
5257 (Incremental_inputs::report_archive_begin): New function.
5258 (Incremental_inputs::report_archive_end): New function.
5259 (Incremental_inputs::report_object): Change prototype.
5260 (Incremental_inputs::report_input_section): New function.
5261 (Incremental_inputs::report_script): Change prototype.
5262 (Incremental_inputs::get_reloc_count): New function.
5263 (Incremental_inputs::set_reloc_count): New function.
5264 (Incremental_inputs::create_data_sections): New function.
5265 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
5266 (Incremental_inputs::inputs_section): New function.
5267 (Incremental_inputs::symtab_section): New function.
5268 (Incremental_inputs::relocs_section): New function.
5269 (Incremental_inputs::get_stringpool): Add const.
5270 (Incremental_inputs::command_line): Add const.
5271 (Incremental_inputs::inputs): Remove.
5272 (Incremental_inputs::command_line_key): New function.
5273 (Incremental_inputs::input_file_count): New function.
5274 (Incremental_inputs::input_files): New function.
5275 (Incremental_inputs::relocs_entsize): New function.
5276 (Incremental_inputs::sized_create_inputs_section_data): Remove.
5277 (Incremental_inputs::finalize_inputs): Remove.
5278 (Incremental_inputs::Input_info): Remove.
5279 (Incremental_inputs::lock_): Remove.
5280 (Incremental_inputs::inputs_): Change type.
5281 (Incremental_inputs::inputs_map_): Remove.
5282 (Incremental_inputs::current_object_entry_): New data member.
5283 (Incremental_inputs::inputs_section_): New data member.
5284 (Incremental_inputs::symtab_section_): New data member.
5285 (Incremental_inputs::relocs_section_): New data member.
5286 (Incremental_inputs::reloc_count_): New data member.
5287 (Incremental_inputs_reader): New class.
5288 (Incremental_symtab_reader): New class.
5289 (Incremental_relocs_reader): New class.
5290 * layout.cc (Layout::finalize): Move finalization of incremental info
5291 and creation of incremental info sections to follow finalization of
5292 symbol table. Set offsets for postprocessing sections.
5293 (Layout::create_incremental_info_sections): Call
5294 Incremental_inputs::create_data_sections. Add incremental symtab
5295 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
5296 sections to layout after input sections.
5297 * layout.h (struct Timespec): Forward declaration.
5298 (Layout::incremental_inputs): Add const.
5299 (Layout::create_incremental_info_sections): Add parameter.
5300 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
5301 * object.cc: Include incremental.h.
5302 (Relobj::finalize_incremental_relocs): New function.
5303 (Sized_relobj::do_layout): Record input sections in incremental info.
5304 * object.h (Object::output_section): New function.
5305 (Object::output_section_offset): Moved from Relobj.
5306 (Object::get_incremental_reloc_base): New function.
5307 (Object::get_incremental_reloc_count): New function.
5308 (Object::do_output_section): New function.
5309 (Object::do_output_section_offset): Moved from Relobj.
5310 (Object::do_get_incremental_reloc_base): New function.
5311 (Object::do_get_incremental_reloc_count): New function.
5312 (Object::Object): Initialize new data members.
5313 (Relobj::output_section): Renamed do_output_section and moved to
5315 (Relobj::output_section_offset): Moved to Object.
5316 (Relobj::do_get_incremental_reloc_base): New function.
5317 (Relobj::do_get_incremental_reloc_count): New function.
5318 (Relobj::allocate_incremental_reloc_counts): New function.
5319 (Relobj::count_incremental_reloc): New function.
5320 (Relobj::finalize_incremental_relocs): New function.
5321 (Relobj::next_incremental_reloc_index): New function.
5322 (Relobj::reloc_counts_): New data member.
5323 (Relobj::reloc_bases_): New data member.
5324 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
5325 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
5326 (Sized_relobj::incremental_relocs_scan): New function.
5327 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5328 (Sized_relobj::incremental_relocs_write): New function.
5329 (Sized_relobj::incremental_relocs_write_reltype): New function.
5330 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
5332 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
5333 archives and object files elsewhere.
5334 (Add_symbols::run): Report object files here.
5335 (Finish_group::run): Report end of archive at end of group.
5336 * reloc.cc: Include layout.h, incremental.h.
5337 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
5338 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
5339 (Sized_relobj::incremental_relocs_scan): New function.
5340 (Sized_relobj::incremental_relocs_scan_reltype): New function.
5341 (Sized_relobj::do_relocate_sections): Write incremental relocations.
5342 (Sized_relobj::incremental_relocs_write): New function.
5343 (Sized_relobj::incremental_relocs_write_reltype): New function.
5344 * script.cc (read_input_script): Rewrite test for incremental link.
5345 Change call to Incremental_inputs::report_script.
5346 * symtab.h (Symbol_table::first_global_index): New function.
5347 (Symbol_table::output_count): New function.
5349 2010-08-12 Doug Kwan <dougkwan@google.com>
5351 * arm.cc (Target_arm::merge_object_attributes): Check command line
5352 options --no-wchar-size-warning and --no-enum-size-warning.
5353 * options.h (General_options): Add ld-compatible options
5354 --no-enum-size-warning and --no-wchar-size-warning.
5356 2010-08-04 Ian Lance Taylor <iant@google.com>
5358 * x86_64.cc (Target_x86_64::Scan::local): Use
5359 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
5360 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
5361 (Target_x86_64::Scan::global): Likewise.
5362 (Target_x86_64::Relocate::relocate): Likewise.
5363 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
5366 2010-08-03 Cary Coutant <ccoutant@google.com>
5368 * merge.cc (Output_merge_string::do_add_input_section): Count strings
5369 to reserve space in merged_strings vector. Keep total input size
5371 (Output_merge_string::do_print_merge_stats): Print total input size.
5372 * merge.h (Output_merge_string): Add input_size_ field.
5373 * stringpool.cc (Stringpool_template::string_length): Move
5374 implementations out of Stringpool_template class and place in
5376 * stringpool.h (string_length): Move out of Stringpool_template.
5378 2010-08-03 Ian Lance Taylor <iant@google.com>
5381 * layout.cc (relaxation_loop_body): If address of load segment is
5382 set, adjust address to include headers if possible.
5384 2010-08-03 Ian Lance Taylor <iant@google.com>
5386 * version.cc (version_string): Bump to 1.10.
5388 2010-08-03 Ian Lance Taylor <iant@google.com>
5391 * layout.h (enum Output_section_order): Define.
5392 (class Layout): Update declarations.
5393 * layout.cc (Layout::get_output_section): Add order parameter.
5394 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
5395 is_first_non_relro parameters. Change all callers.
5396 (Layout::choose_output_section): Likewise.
5397 (Layout::add_output_section_data): Likewise.
5398 (Layout::make_output_section): Likewise. Set order.
5399 (Layout::default_section_order): New function.
5400 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
5401 * output.cc (Output_section::Output_section): Initialize order_.
5402 Don't initialize deleted fields.
5403 (Output_segment::Output_segment): Don't initialize deleted
5405 (Output_segment::add_output_section_to_load): New function
5406 replacing add_output_section. Change all callers to call this or
5407 add_output_section_to_nonload.
5408 (Output_segment::add_output_section_to_nonload): New function.
5409 (Output_segment::remove_output_section): Rewrite.
5410 (Output_segment::add_initial_output_data): Likewise.
5411 (Output_segment::has_any_data_sections): Likewise.
5412 (Output_segment::is_first_section_relro): Likewise.
5413 (Output_segment::maximum_alignment): Likewise.
5414 (Output_segment::has_dynamic_reloc): New function replacing
5415 dynamic_reloc_count. Change all callers.
5416 (Output_segment::has_dynamic_reloc_list): New function replacing
5417 dynamic_reloc_count_list. Change all callers.
5418 (Output_segment::set_section_addresses): Rewrite.
5419 (Output_segment::set_offset): Rewrite.
5420 (Output_segment::find_first_and_last_list): Remove.
5421 (Output_segment::set_tls_offsets): Rewrite.
5422 (Output_segment::first_section_load_address): Likewise.
5423 (Output_segment::output_section_count): Likewise.
5424 (Output_segment::section_with_lowest_load_address): Likewise.
5425 (Output_segment::write_section_headers): Likewise.
5426 (Output_segment::print_sections_to_map): Likewise.
5427 * output.h (class Output_data): Remove dynamic_reloc_count_
5428 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
5429 (Output_data::add_dynamic_reloc): Rewrite.
5430 (Output_data::has_dynamic_reloc): New function.
5431 (Output_data::dynamic_reloc_count): Remove.
5432 (class Output_section): Add order_ field. Remvoe is_relro_local_,
5433 is_last_relro_, is_first_non_relro_, is_interp_,
5434 is_dynamic_linker_section_ fields. Add order and set_order
5435 functions. Remove is_relro_local, set_is_relro_local,
5436 is_last_relro, set_is_last_relro, is_first_non_relro,
5437 set_is_first_non_relro functions, is_interp, set_is_interp,
5438 is_dynamic_linker_section, and set_is_dynamic_linker_section
5440 (class Output_segment): Change Output_data_list from std::list to
5441 std:;vector. Add output_lists_ field. Remove output_data_ and
5442 output_bss_ fields. Update declarations.
5444 2010-08-02 Ian Lance Taylor <iant@google.com>
5446 * arm.cc (Target_arm::gc_process_relocs): Use typename.
5447 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
5448 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
5450 2010-08-02 Ian Lance Taylor <iant@google.com>
5453 * script.cc (Script_options::Script_options): Initialize
5454 symbol_definitions_ and symbol_references_.
5455 (Script_options::add_symbol_assignment): Update
5456 symbol_definitions_ and symbol_references_.
5457 (Script_options::add_symbol_reference): New function.
5458 (script_symbol): New function.
5459 * script.h (class Script_options): Add symbol_definitions_ and
5460 symbol_references_ fields.
5461 (Script_options::referenced_const_iterator): New type.
5462 (Script_options::referenced_begin): New function.
5463 (Script_options::referenced_end): New function.
5464 (Script_options::is_referenced): New function.
5465 (Script_options::any_unreferenced): New function.
5466 * script-c.h (script_symbol): Declare.
5467 * yyscript.y (exp): Call script_symbol.
5468 * symtab.cc: Include "script.h".
5469 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
5470 Change all callers. Check symbols referenced by scripts.
5471 (Symbol_table::add_undefined_symbols_from_command_line): Add
5472 layout parameter. Change all callers.
5473 (Symbol_table::do_add_undefined_symbols_from_command_line):
5474 Likewise. Break out loop body. Check symbols referenced by
5476 (Symbol_table::add_undefined_symbol_from_command_line): New
5477 function broken out of
5478 do_add_undefined_symbols_from_command_line.
5479 * symtab.h (class Symbol_table): Update declarations.
5480 * archive.cc: Include "layout.h".
5481 (Archive::should_include_member): Add layout parameter. Change
5482 all callers. Check for symbol mentioned in expression.
5483 * archive.h (class Archive): Update declaration.
5484 * object.cc (Sized_relobj::do_should_include_member): Add layout
5486 * object.h (Object::should_include_member): Add layout parameter.
5488 (Object::do_should_include_member): Add layout parameter.
5489 (class Sized_relobj): Update declaration.
5490 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
5492 * dynobj.h (class Sized_dynobj): Update declaration.
5493 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
5495 * plugin.h (class Sized_pluginobj): Update declaration.
5497 2010-08-02 Ian Lance Taylor <iant@google.com>
5500 * output.cc (Output_segment::set_offset): Search for the first and
5501 last sections rather than assuming that the list is in order.
5502 (Output_segment::find_first_and_last_list): New function.
5503 * output.h (class Output_segment): Update declarations.
5504 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
5505 (relro_strip_test_SOURCES): New variable.
5506 (relro_strip_test_DEPENDENCIES): New variable.
5507 (relro_strip_test_LDFLAGS): New variable.
5508 (relro_strip_test_LDADD): New variable.
5509 (relro_strip_test.so): New target.
5511 2010-08-02 Ian Lance Taylor <iant@google.com>
5513 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
5514 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
5515 (Target_i386::got_tlsdesc_section): New function.
5516 (Target_i386::got_section): Create space for GOT entries for
5517 TLSDESC relocations.
5518 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
5520 (Target_i386::Scan::global): Likewise.
5521 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
5523 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
5524 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
5525 (Target_x86_64::got_tlsdesc_section): New function.
5526 (Target_x86_64::got_section): Create space for GOT entries for
5527 TLSDESC relocations.
5528 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
5530 (Target_x86_64::Scan::global): Likewise.
5531 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
5534 2010-08-02 Ian Lance Taylor <iant@google.com>
5536 * testsuite/final_layout.sh: Use dc to convert from hex to
5539 2010-07-29 Sriraman Tallam <tmsriram@google.com>
5541 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
5542 paramter to the call to gold::gc_process_relocs.
5543 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
5544 paramter to the call to gold::gc_process_relocs.
5545 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
5546 parameter to the call to gold::gc_process_relocs.
5547 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
5548 template parameter to the call to gold::gc_process_relocs.
5549 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
5550 paramter to the call to gold::gc_process_relocs.
5551 * gc.h (get_embedded_addend_size): New function.
5552 (gc_process_relocs): Save the size of the reloc for use by ICF.
5553 * icf.cc (get_section_contents): Get the addend from the text section
5554 for SHT_REL relocation sections.
5555 * icf.h (Icf::Reloc_addend_size_info): New typedef.
5556 (Icf::Reloc_info): Add new member reloc_addend_size_info.
5557 * int_encoding.h (read_from_pointer): New overloaded function.
5558 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
5559 * testsuite/icf_sht_rel_addend_test.sh: New file.
5560 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
5561 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
5563 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5565 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
5566 * Makefile.in: Regenerate.
5567 * testsuite/Makefile.in: Regenerate.
5569 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
5571 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
5572 * gold/testsuite/debug_msg.cc: Likewise.
5573 * gold/testsuite/odr_violation1.cc
5574 * gold/testsuite/odr_violation2.cc
5576 2010-07-21 Cary Coutant <ccoutant@google.com>
5578 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
5579 string, and length fields.
5580 (Output_merge_string::Merged_strings_list): New type.
5581 (Output_merge_string::Merged_strings_lists): New typedef.
5582 (Output_merge_string): Replace merged_strings_ with
5583 merged_strings_lists_.
5584 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
5585 Merged_strings_list per input object and section. Don't store pointer
5586 to the string. Don't store length with each merged string entry.
5587 (Output_merge_string::finalize_merged_data): Loop over list of merged
5588 strings lists. Recompute length of each merged string.
5590 2010-07-15 Cary Coutant <ccoutant@google.com>
5592 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
5595 2010-07-14 Ian Lance Taylor <iant@google.com>
5597 * descriptors.cc (Descriptors::open): Report correct name in error
5600 2010-07-13 Doug Kwan <dougkwan@google.com>
5602 * arm.cc (Arm_input_section::Arm_input_section): For a
5603 SHT_ARM_EXIDX section, always keeps the input sections.
5604 (Arm_input_section::set_exidx_section_link): New method.
5605 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
5606 has_errors_ to false.
5607 (Arm_exidx_input_section::has_errors,
5608 Arm_exidx_input_section::set_has_errors): New methods.
5609 (Arm_exidx_input_section::has_errors_): New data member.
5610 (Arm_relobj::get_exidx_shndx_list): New method.
5611 (Arm_output_section::append_text_sections_to_list): Do not skip
5612 section without SHF_EXECINSTR.
5613 (Arm_output_section::fix_exidx_coverage): Skip input sections with
5615 (Arm_relobj::make_exidx_input_section): Add new parameter for text
5616 section header. Make error messages more verbose. Check for
5617 a non-executable section linked to an EXIDX section.
5618 (Arm_relobj::do_read_symbols): Remove error checking, which has been
5619 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
5620 check that there is no deferred EXIDX section if we exit early.
5621 Instead of not making an EXIDX section in case of an error, make one
5622 and set the has_errors flag of it.
5623 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
5624 in a relocatable link.
5625 (Target_arm::do_relax): Look for the EXIDX output section instead of
5626 assuming that it is called .ARM.exidx.
5627 (Target_arm::fix_exidx_coverage): Add a new parameter for input
5628 section list. Do not check for SHF_EXECINSTR section flags but
5629 skip any input section with errors.
5630 * output.cc (Output_section::Output_section): Initialize
5631 always_keeps_input_sections_ to false.
5632 (Output_section::add_input_section): Check for
5633 always_keeps_input_sections_.
5634 * output.h (Output_section::always_keeps_input_sections,
5635 Output_section::set_always_keeps_input_sections): New methods.
5636 (Output_section::always_keeps_input_sections): New data member.
5638 2010-07-13 Rafael Espindola <espindola@google.com>
5640 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
5641 * fileread.h (Input_file): Add try_extra_search_path and find_file.
5643 2010-07-13 Philip Herron <herron.philip@googlemail.com>
5644 Ian Lance Taylor <iant@google.com>
5646 * output.h (Output_section_lookup_maps::add_merge_section):
5647 Correct check of whether value was inserted.
5648 (Output_section_lookup_maps::add_merge_input_section): Likewise.
5649 (Output_section_lookup_maps::add_relaxed_input_section):
5651 * arm.cc (Target_arm::got_section): Remove used local os.
5652 * i386.cc (Target_i386::got_section): Likewise.
5653 * x86_64.cc (Target_x86_64::got_section): Likewise.
5654 * sparc.cc (Target_sparc::got_section): Likewise.
5655 (Target_sparc::relocate): Remove unused local have_got_offset.
5656 * powerpc.cc (Target_powerpc::relocate): Likewise.
5658 2010-07-13 Ian Lance Taylor <iant@google.com>
5660 * compressed_output.cc (zlib_decompress): Fix signature in
5663 * archive.cc (Archive::include_member): Unlock an external member
5664 of a thin archive. Don't bother to delete an object we know is
5667 2010-07-12 Cary Coutant <ccoutant@google.com>
5669 * compressed_output.cc (zlib_decompress): New function.
5670 (get_uncompressed_size): New function.
5671 (decompress_input_section): New function.
5672 * compressed_output.h (get_uncompressed_size): New function.
5673 (decompress_input_section): New function.
5674 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
5675 Handle compressed debug sections.
5676 * layout.cc (is_compressed_debug_section): New function.
5677 (Layout::output_section_name): Map compressed section names to
5679 * layout.h (is_compressed_debug_section): New function.
5680 (is_debug_info_section): Recognize compressed debug sections.
5681 * merge.cc: Include compressed_output.h.
5682 (Output_merge_data::do_add_input_section): Handle compressed
5684 (Output_merge_string::do_add_input_section): Handle compressed
5686 * object.cc: Include compressed_output.h.
5687 (Sized_relobj::Sized_relobj): Initialize new data members.
5688 (build_compressed_section_map): New function.
5689 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
5690 * object.h (Object::section_is_compressed): New method.
5691 (Object::do_section_is_compressed): New method.
5692 (Sized_relobj::Compressed_section_map): New type.
5693 (Sized_relobj::do_section_is_compressed): New method.
5694 (Sized_relobj::compressed_sections_): New data member.
5695 * output.cc (Output_section::add_input_section): Handle compressed
5697 * reloc.cc: Include compressed_output.h.
5698 (Sized_relobj::write_sections): Handle compressed debug sections.
5700 2010-07-08 Cary Coutant <ccoutant@google.com>
5702 * resolve.cc (Symbol_table::resolve): Remember whether undef was
5703 weak when resolving to a dynamic def.
5704 (Symbol_table::should_override): Add adjust_dyndef flag; set it
5705 for weak undef/dynamic def cases. Adjust callers.
5706 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
5707 undef_binding_weak_.
5708 (Symbol_table::sized_write_globals): Adjust symbol binding.
5709 (Symbol_table::sized_write_symbol): Add binding parameter.
5710 * symtab.h (Symbol::set_undef_binding): New method.
5711 (Symbol::is_undef_binding_weak): New method.
5712 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
5713 (Symbol_table::should_override): Add new parameter.
5714 (Symbol_table::sized_write_symbol): Add new parameter.
5716 * testsuite/weak_undef_file1.cc: Add new test case.
5717 * testsuite/weak_undef_file2.cc: Fix header comment.
5718 * testsuite/weak_undef_test.cc: Add new test case.
5720 2010-06-29 Doug Kwan <dougkwan@google.com>
5722 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
5723 Initialize USE_SYMBOL_.
5724 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
5726 (Arm_reloc_property::uses_symbol_): New data member declaration.
5727 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
5728 uses symbol value and symbol is undefined but not weakly undefined.
5730 2010-06-28 Rafael Espindola <espindola@google.com>
5732 * plugin.cc (Plugin::load): Use dlerror.
5734 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
5736 * symtab.cc (detect_odr_violations): When reporting an ODR
5737 violation, report an object where the symbol is defined.
5739 2010-06-25 Doug Kwan <dougkwan@google.com>
5741 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
5742 (Target_arm::section_may_have_icf_unsafe_pointers): New method
5744 (Target_arm::Scan::local_reloc_may_be_function_pointer,
5745 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
5746 target hook to detect function points.
5747 (Target_arm::Scan::possible_function_pointer_reloc): New method.
5748 * icf.h (Icf::check_section_for_function_pointers): Change type of
5749 parameter SECTION_NAME to const reference to std::string. Use
5750 target hook to determine if section may have unsafe pointers.
5751 * target.h (Target::section_may_have_icf_unsafe_pointers): New
5754 2010-06-21 Rafael Espindola <espindola@google.com>
5756 * fileread.cc (Input_file::find_fie): New
5757 (Input_file::open): Use Input_file::find_fie.
5758 * fileread.h (Input_file::find_fie): New
5759 * plugin.cc (set_extra_library_path): New.
5760 (Plugin::load): Add set_extra_library_path to the transfer vector.
5761 (Plugin_manager::set_extra_library_path): New.
5762 (Plugin_manager::add_input_file): Use the extra search path if set.
5763 (set_extra_library_path(): New.
5764 * plugin.h (Plugin_manager): Add set_extra_library_path and
5767 2010-06-19 Cary Coutant <ccoutant@google.com>
5769 * layout.cc (gdb_sections): Add .debug_types.
5770 (lines_only_debug_sections): Likewise.
5772 2010-06-18 Rafael Espindola <espindola@google.com>
5774 * plugin.cc (add_input_file,add_input_library)
5775 (Plugin_manager::add_input_file): Make filename arguments const.
5776 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
5779 2010-06-16 Doug Kwan <dougkwan@google.com>
5781 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
5782 .ARM.attributes section if we have not merged any input
5783 attributes sections.
5785 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5787 * arm.cc: Allow combining objects with no EABI version
5790 2010-06-15 Rafael Espindola <espindola@google.com>
5792 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
5794 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5796 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
5797 (struct iovec): Correct !HAVE_READV definition.
5799 2010-06-10 Cary Coutant <ccoutant@google.com>
5801 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
5802 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
5804 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
5807 * symtab.h (Symbol::is_placeholder): New member function.
5808 * target-reloc.h (relocate_section): Check for placeholder symbols.
5810 * testsuite/Makefile.am (plugin_test_8): New test.
5811 (plugin_test_9): New test.
5812 * testsuite/Makefile.in: Regenerate.
5814 2010-06-09 Nick Clifton <nickc@redhat.com>
5816 * yyscript.y (input_list_element): Allow strings prefixed with
5817 the '-' character. Treat these as libraries.
5818 * script.cc (script_add_library): New function. Adds a library
5819 specified by "-l<name>" found in an input script.
5820 * script-c.h: Add prototype for script_add_library.
5822 2010-06-07 Doug Kwan <dougkwan@google.com>
5824 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
5825 Restrict stub-group size to be within long conditional branch
5826 range when working around cortex-A8 erratum.
5828 2010-06-07 Damien Diederen <dd@crosstwine.com>
5830 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
5833 2010-06-03 Sriraman Tallam <tmsriram@google.com>
5837 (Output_section::Input_section_sort_entry::compare_section_ordering):
5838 Change to return non-zero correctly.
5839 (Output_section::Input_section_sort_section_order_index_compare
5840 ::operator()): Change to fix ambiguity in comparisons.
5842 2010-06-01 Sriraman Tallam <tmsriram@google.com>
5844 * gold.h (is_wildcard_string): New function.
5845 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
5846 (Layout::layout_eh_frame): Ditto.
5847 (Layout::find_section_order_index): New method.
5848 (Layout::read_layout_from_file): New method.
5849 * layout.h (Layout::find_section_order_index): New method.
5850 (Layout::read_layout_from_file): New method.
5851 (Layout::input_section_position_): New private member.
5852 (Layout::input_section_glob_): New private member.
5853 * main.cc (main): Call read_layout_from_file here.
5854 * options.h (--section-ordering-file): New option.
5855 * output.cc (Output_section::input_section_order_specified_): New
5857 (Output_section::Output_section): Initialize new member.
5858 (Output_section::add_input_section): Add new parameter.
5859 Keep input sections when --section-ordering-file is used.
5860 (Output_section::set_final_data_size): Sort input sections when
5861 section ordering file is specified.
5862 (Output_section::Input_section_sort_entry): Add new parameter.
5864 (Output_section::Input_section_sort_entry::compare_section_ordering):
5866 (Output_section::Input_section_sort_compare::operator()): Change to
5867 consider section_order_index.
5868 (Output_section::Input_section_sort_init_fini_compare::operator()):
5869 Change to consider section_order_index.
5870 (Output_section::Input_section_sort_section_order_index_compare
5871 ::operator()): New method.
5872 (Output_section::sort_attached_input_sections): Change to sort
5873 according to section order when specified.
5874 (Output_section::add_input_section<32, true>): Add new parameter.
5875 (Output_section::add_input_section<64, true>): Add new parameter.
5876 (Output_section::add_input_section<32, false>): Add new parameter.
5877 (Output_section::add_input_section<64, false>): Add new parameter.
5878 * output.h (Output_section::add_input_section): Add new parameter.
5879 (Output_section::input_section_order_specified): New
5881 (Output_section::set_input_section_order_specified): New method.
5882 (Input_section::Input_section): Initialize section_order_index_.
5883 (Input_section::section_order_index): New method.
5884 (Input_section::set_section_order_index): New method.
5885 (Input_section::section_order_index_): New member.
5886 (Input_section::Input_section_sort_section_order_index_compare): New
5888 (Output_section::input_section_order_specified_): New member.
5889 * script-sections.cc (is_wildcard_string): Delete and move modified
5891 (Output_section_element_input::Output_section_element_input): Modify
5892 call to is_wildcard_string.
5893 (Output_section_element_input::Input_section_pattern
5894 ::Input_section_pattern): Ditto.
5895 (Output_section_element_input::Output_section_element_input): Ditto.
5896 * testsuite/Makefile.am (final_layout): New test case.
5897 * testsuite/Makefile.in: Regenerate.
5898 * testsuite/final_layout.cc: New file.
5899 * testsuite/final_layout.sh: New file.
5901 2010-06-01 Rafael Espindola <espindola@google.com>
5903 * plugin.cc (Plugin::load): Pass the output name to the plugin.
5905 2010-06-01 Rafael Espindola <espindola@google.com>
5907 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
5908 visibility of symbols.
5910 2010-05-27 Doug Kwan <dougkwan@google.com>
5912 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
5913 from start of output section instead of address for a local symbol
5914 in a merged or relaxed section when doing a relocatable link.
5916 2010-05-26 Rafael Espindola <espindola@google.com>
5919 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
5920 adding sections the garbage collector removed.
5921 * gold/testsuite/Makefile.am: Add test.
5922 * gold/testsuite/Makefile.in: Regenerate.
5923 * gold/testsuite/plugin_test_7.sh: New.
5924 * gold/testsuite/plugin_test_7_1.c: New.
5925 * gold/testsuite/plugin_test_7_2.c: New.
5927 2010-05-26 Rafael Espindola <espindola@google.com>
5929 * script-sections.cc (Output_section_definition::set_section_addresses):
5930 Check for --section-start.
5932 2010-05-26 Doug Kwan <dougkwan@google.com>
5934 * arm.cc (Arm_scan_relocatable_relocs): New class.
5935 (Target_arm::relocate_special_relocatable): New method.
5936 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
5937 (Arm_relocate_functions::thumb_branch_common): Same.
5938 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
5939 instead of Default_scan_relocatable_relocs.
5940 * target-reloc.h (relocate_for_relocatable): Let target handle
5941 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
5942 * target.h (Sized_target::relocate_special_relocatable): New method.
5944 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5946 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
5948 2010-05-23 Doug Kwan <dougkwan@google.com>
5950 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
5952 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
5953 with a direct branch, not a conditional branch, to a stub.
5954 * merge.cc (Output_merge_base::record_input_section): New method
5956 (Output_merge_data::do_add_input_section): Record input section if
5957 keeps-input-sections flag is set.
5958 (Output_merge_string::do_add_input_section): Ditto.
5959 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
5960 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
5962 (Output_merge_base::keeps_input_sections,
5963 Output_merge_base::set_keeps_input_sections,
5964 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
5966 (Output_merge_base::Input_sections): New type declaration.
5967 (Output_merge_base::input_sections_begin,
5968 Output_merge_base::input_sections_end,
5969 Output_merge_base::do_set_keeps_input_sections): New method definitions.
5970 (Output_merge_base::bool keeps_input_sections_,
5971 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
5972 Output_merge_base::input_sections_): New data members.
5973 (Output_merge_data::do_set_keeps_input_sections): New method
5975 (Output_merge_string::do_set_keeps_input_sections): Ditto.
5976 * output.cc (Output_section::Input_section::relobj): Move method
5977 defintion from class declaration to here and handle merge sections.
5978 (Output_section::Input_section::shndx): Ditto.
5979 (Output_section::Output_section): Remove initializations of removed
5980 data members and initialize new data member LOOKUP_MAPS_.
5981 (Output_section::add_input_section): Set keeps-input-sections flag
5982 for a newly created merge output section as appropriate. Adjust code
5983 to use Output_section_lookup_maps class.
5984 (Output_section::add_relaxed_input_section): Adjst code for lookup
5985 maps code refactoring.
5986 (Output_section::add_merge_input_section): Add a new parameter
5987 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
5988 class. If adding input section to a newly created merge output
5989 section fails, remove the new merge section.
5990 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
5991 Adjust code for use of the Output_section_lookup_maps class.
5992 (Output_section::find_merge_section): Ditto.
5993 (Output_section::build_lookup_maps): New method defintion.
5994 (Output_section::find_relaxed_input_section): Adjust code to use
5995 Output_section_lookup_maps class.
5996 (Output_section::get_input_sections): Export merge sections. Adjust
5997 code to use Output_section_lookup_maps class.
5998 (Output_section:::add_script_input_section): Adjust code to use
5999 Output_section_lookup_maps class. Update lookup maps for merge
6001 (Output_section::discard_states): Use Output_section_lookup_maps.
6002 (Output_section::restore_states): Same.
6003 * output.h (Merge_section_properties): Move class defintion out of
6005 (Output_section_lookup_maps): New class.
6006 (Output_section::Input_section::is_merge_section): New method
6008 (Output_section::Input_section::relobj): Move defintion out of class
6009 defintion. Declare method only.
6010 (Output_section::Input_section::shndx): Ditto.
6011 (Output_section::Input_section::output_merge_base): New method defintion.
6012 (Output_section::Input_section::u2_.pomb): New union field.
6013 (Output_section::Merge_section_by_properties_map,
6014 Output_section::Output_section_data_by_input_section_map,
6015 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
6017 (Output_section::add_merge_input_section): Add new parameter
6018 KEEPS_INPUT_SECTIONS.
6019 (Output_section::build_lookup_maps): New method declaration.
6020 (Output_section::merge_section_map_,
6021 Output_section::merge_section_by_properties_map_,
6022 Output_section::relaxed_input_section_map_,
6023 Output_section::is_relaxed_input_section_map_valid_): Remove data
6025 (Output_section::lookup_maps_): New data member.
6027 2010-05-21 Doug Kwan <dougkwan@google.com>
6030 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
6031 avoid a compilation error.
6033 2010-05-19 Rafael Espindola <espindola@google.com>
6035 * script-sections.cc (Output_section_definition::allocate_to_segment):
6036 Update the phdrs_list even when the output section is NULL.
6037 * testsuite/Makefile.am: Add test.
6038 * testsuite/Makefile.in: Regenerate.
6039 * testsuite/script_test_9.cc: New.
6040 * testsuite/script_test_9.sh: New.
6041 * testsuite/script_test_9.t: New.
6043 2010-05-19 Doug Kwan <dougkwan@google.com>
6045 * arm.cc (Arm_input_section::original_size): New method.
6046 (Arm_input_section::do_addralign): Add a cast.
6047 (Arm_input_section::do_output_offset): Remove static cast.
6048 (Arm_input_section::original_addralign,
6049 Arm_input_section::original_size_): Change type to uint32_t.
6050 (Arm_input_section::init): Add safe casts for section alignment
6052 (Arm_input_section::set_final_data_size): Do not set address and
6053 offset of stub table.
6054 (Arm_output_section::fix_exidx_coverage): Change use of of
6055 Output_section::Simple_input_section to that of
6056 Output_section::Input_section.
6057 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
6058 except for the first pass.
6059 * output.cc (Output_section::get_input_sections): Change type of
6060 input_sections to std::list<Input_section>.
6061 (Output_section::add_script_input_section): Rename from
6062 Output_section::add_simple_input_section. Change type of SIS
6063 parameter from Simple_input_section to Input_section.
6064 * output.h (Output_section::Simple_input_section): Remove class.
6065 (Output_section::Input_section): Change class visibility to public.
6066 (Output_section::Input_section::addralign): Use stored alignments
6067 for special input sections if set.
6068 (Output_section::Input_section::set_addralign): New method.
6069 (Output_section::get_input_sections): Change parameter type from
6070 list of Simple_input_section to list of Input_section.
6071 (Output_section::add_script_input_section): Rename from
6072 Output_section::add_simple_input_section. Change first parameter's
6073 type from Simple_input_section to Input_section and remove the
6074 second and third parameters.
6075 * script-sections.cc (Input_section::Input_section_list): Change
6076 type to list of Output_section::Input_section/
6077 (Input_section_info::Input_section_info): Change parameter type of
6078 INPUT_SECTION to Output_section::Input_section.
6079 (Input_section_info::input_section): Change return type.
6080 (Input_section_info::input_section_): Change type to
6081 Output_section::Input_section.
6082 (Output_section_element_input::set_section_addresses): Adjust code
6083 to use Output_section::Input_section instead of
6084 Output_section::Simple_input_section. Adjust code for renaming
6085 of Output_section::add_simple_input_section.
6086 (Orphan_output_section::set_section_addresses): Ditto.
6088 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6090 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
6091 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
6093 2010-05-18 Rafael Espindola <espindola@google.com>
6095 * options.cc (General_options::finalize): Handle -nostdlib.
6096 * options.h (nostdlib): New option.
6097 * script.cc (script_add_search_dir): Handle -nostdlib.
6099 2010-05-12 Doug Kwan <dougkwan@google.com>
6101 * arm.cc (Target_arm::do_finalize_sections): Create an empty
6102 attributes section only if there no attributes section after merging.
6103 (Target_arm::merge_object_attributes): Move value of
6104 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
6105 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
6106 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
6107 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
6108 and arm_attr_merge_7.stdout.
6109 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
6110 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
6111 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
6112 arm_attr_merge_7b.o): New rules.
6113 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
6115 * testsuite/Makefile.in: Regenerate.
6116 * testsuite/arm_attr_merge.sh: New file.
6117 * testsuite/arm_attr_merge_[67][ab].s: Same.
6119 2010-05-05 Nick Clifton <nickc@redhat.com>
6121 * po/es.po: Updated Spanish translation.
6123 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6125 * Makefile.am (install-exec-local): Properly install gold as
6126 default cross linker.
6127 * Makefile.in: Regenerated.
6129 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
6130 Nick Clifton <nickc@redhat.com>
6132 * configure.ac (install_as_default): Define and set to false
6133 unless --enable-gold or --enable-gold=both/gold has been
6135 * configure: Regenerate.
6137 * Makefile.am (install-exec-local): Install the executable as
6138 'ld.gold'. If install_as_default is true then also install it as
6140 * Makefile.in: Regenerated.
6142 2010-04-24 Ian Lance Taylor <iant@google.com>
6144 * layout.cc (Layout::layout_reloc): In relocatable link don't
6145 combine reloc sections for grouped sections.
6147 2010-04-23 Sriraman Tallam <tmsriram@google.com>
6149 * gc.h (gc_process_relocs): Pass information on relocs pointing to
6150 sections that are not ordinary to icf.
6151 * icf.cc (get_section_contents): Handle relocation pointing to section
6152 with no object or shndx information.
6153 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
6154 * testsuite/Makefile.in: Regenerate.
6155 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
6156 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
6158 2010-04-22 Ian Lance Taylor <iant@google.com>
6160 * expression.cc (Expression::Expression_eval_info): Add
6161 result_alignment_pointer field.
6162 (Expression::eval_with_dot): Add result_alignment_pointer
6163 parameter. Change all callers.
6164 (Expression::eval_maybe_dot): Likewise.
6165 (class Binary_expression): Add alignment_pointer parameter to
6166 left_value and right_value. Change all callers.
6167 (BINARY_EXPRESSION): Set result alignment.
6168 (class Trinary_expression): Add alignment_pointer parameter to
6169 arg2_value and arg3_value. Change all callers.
6170 (Trinary_cond::value): Set result alignment.
6171 (Max_expression::value, Min_expression::value): Likewise.
6172 (Align_expression::value): Likewise.
6173 * script-sections.cc (class Sections_element): Add dot_alignment
6174 parameter to set_section_addresses virtual function. Update
6176 (class Output_section_element): Likewise.
6177 (Script_sections::create_segments): Add dot_alignment parameter.
6179 (Script_sections::create_segments_from_phdrs_clause): Likewise.
6180 (Script_sections::set_phdrs_clause_addresses): Likewise.
6181 * script-sections.h: Update declarations.
6182 * script.h: Update declarations.
6183 * output.h (Output_segment::set_minimum_p_align): Don't decrease
6185 * testsuite/script_test_3.t: Set large alignment.
6186 * testsuite/script_test_3.sh: Make sure that at least one LOAD
6187 segment has expected alignment.
6189 2010-04-22 Nick Clifton <nickc@redhat.com>
6191 * po/gold.pot: Updated by the Translation project.
6192 * po/vi.po: Updated Vietnamese translation.
6194 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
6196 * testsuite/Makefile.am (check_PROGRAMS): Add
6197 icf_virtual_function_folding_test.
6198 * testsuite/Makefile.in: Regenerated.
6200 2010-04-15 Andrew Haley <aph@redhat.com>
6202 * options.h (merge_exidx_entries): New option.
6203 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
6204 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
6205 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
6206 (Target_arm::merge_exidx_entries): New function.
6207 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
6208 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
6209 to Arm_exidx_fixup constructor.
6210 Add new arg, merge_exidx_entries.
6211 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
6212 Arm_output_section::fix_exidx_coverage.
6214 2010-04-18 Sriraman Tallam <tmsriram@google.com>
6216 * icf.cc (get_section_contents): Check for preemptible functions.
6217 Ignore addend when appropriate.
6218 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
6220 (add_from_relobj): Check for section folded.
6221 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
6222 * symtab.h (should_add_dynsym_entry): Add new parameter.
6223 * target-reloc.h (scan_relocs): Check for section folded.
6224 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
6225 Check reloc types for function pointers in shared objects.
6226 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
6228 (icf_preemptible_functions_test): New test case.
6229 (icf_string_merge_test): New test case.
6230 * testsuite.Makefile.in: Regenerate.
6231 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
6232 bar_glob. Refactor code.
6233 * testsuite/icf_preemptible_functions_test.cc: New file.
6234 * testsuite/icf_preemptible_functions_test.sh: New file.
6235 * testsuite/icf_string_merge_test.cc: New file.
6236 * testsuite/icf_string_merge_test.sh: New file.
6237 * testsuite/icf_virtual_function_folding_test.cc: New file.
6238 * testsuite/icf_virtual_function_folding_test.sh: New file.
6240 2010-04-14 Doug Kwan <dougkwan@google.com>
6242 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
6243 for local symbol recounting if we remove a section due to ICF.
6244 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
6245 there are no regular objects in input.
6247 2010-04-13 Doug Kwan <dougkwan@google.com>
6249 * arm.cc (Arm_input_section::set_final_data_size): Compute
6250 accurate final data size instead of using current data size.
6252 2010-04-09 Doug Kwan <dougkwan@google.com>
6254 * layout.cc (Layout::choose_output_section): Handle script section
6256 (Layout::make_output_section_for_script): Add section type parameter.
6257 Handle script section types.
6258 * layout.h (Layout::make_output_section_for_script): Add section
6260 * output.cc (Output_section::Output_section): Initialize data member
6262 (Output_section::do_reset_address_and_file_offset): Do not set address
6263 to 0 if section is a NOLOAD section.
6264 * output.h (Output_section::is_noload): New method.
6265 (Output_section::set_is_noload): Ditto.
6266 (Output_section::is_noload_): New data member.
6267 * script-c.h (Script_section_type): New enum type.
6268 (struct Parser_output_section_header): Add new file section_type.
6269 * script-sections.cc (Sections_element::output_section_name): Add
6270 parameter for returning script section type.
6271 (Output_section_definition::output_section_name): Ditto.
6272 (Output_section_definition::section_type)P; New method.
6273 (Output_section_definiton::script_section_type_name): Ditto.
6274 (Output_section_definition::script_section_type_): New data member.
6275 (Output_section_definition::Output_section_definition): Initialize
6276 data member Output_section_definition::script_section_type_.
6277 (Output_section_definition::create_sections): Pass script section type
6278 to Layout::make_output_section_for_script.
6279 (Output_section_definition::output_section_name): Return script
6280 section type to caller.
6281 (Output_section_definition::set_section_address): Do not advance
6282 dot value and load address if section type is NOLOAD. Set address
6283 of NOLOAD sections regardless of section flags.
6284 (Output_section_definition::print): Print section type if it is
6285 not SCRIPT_SECTION_TYPE_NONE.
6286 (Output_section_definition::section_type): New method.
6287 (Output_section_definition::script_section_type_name): Ditto.
6288 (Script_sections::output_section_name): Add new parameter
6289 PSECTION_TYPE for returning script section type. Pass it to
6290 section elements. Handle discard sections.
6291 (Sort_output_sections::operator()): Handle NOLOAD sections.
6292 * script-sections.h (Script_sections::Section_type): New enum type.
6293 (Script_sections::output_section_name): Add a new parameter for
6294 returning script section type.
6295 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
6297 * yyscript.y (union): Add new field SECTION_TYPE.
6298 (COPY, DSECT, INFO, NOLOAD): New tokens.
6299 (opt_address_and_section_type): Change type to output_section_header.
6300 (section_type): New non-terminal
6301 (section_header): Handle section type.
6302 (opt_address_and_section_type): Return section type value.
6304 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
6306 * testsuite/plugin_common_test_1.c (foo): Add prototype.
6307 * testsuite/plugin_common_test_2.c (foo): Likewise.
6309 2010-04-08 Doug Kwan <dougkwan@google.com>
6311 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
6313 * output.cc (Output_section::add_merge_input_section): Simplify
6314 code and return status of Output_merge_base::add_input_section.
6315 Update merge section map only if Output_merge_base::add_input_section
6318 2010-04-07 Doug Kwan <dougkwan@google.com>
6320 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
6321 if section is marked as containing instructions but has no mapping
6323 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
6324 correct section index.
6325 (Arm_relobj::find_linked_text_section): Ditto.
6327 2010-04-07 Cary Coutant <ccoutant@google.com>
6329 * archive.cc (include_member): Destroy Read_symbols_data object before
6331 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
6332 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
6333 (Read_symbols_data::~Read_symbols_data) New destructor.
6334 (Section_relocs::Section_relocs) New constructor.
6335 (Section_relocs::~Section_relocs) New destructor.
6336 (Read_relocs_data::Read_relocs_data) New constructor.
6337 (Read_relocs_data::~Read_relocs_data) New destructor.
6338 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
6339 pointers to NULL after deleting.
6341 2010-04-07 Doug Kwan <dougkwan@google.com>
6343 * arm.cc: Replace "endianity" with "endianness" in comments.
6344 (Arm_exidx_cantunwind): Ditto.
6345 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
6346 (Arm_relobj::merge_flags_and_attributes): New method.
6347 (Arm_relobj::merge_flags_and_attributes_): New data member.
6348 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
6349 (Arm_relobj::scan_sections_for_stubs): Ditto.
6350 (Arm_relobj::do_read_symbols): Check to see if we really want to
6351 merge processor-specific flags and attributes. Exit early if
6352 an object is empty except for section names and the undefined symbol.
6353 (Target_arm::do_finalize_sections): Move check for ELF format to
6354 Arm_relobj::do_read_symbols. Merge processor specific flags and
6355 attributes from a regular object only when we have determined that
6356 it is aapropriate. Do not create an .ARM.attributes section in
6357 output if there is no regular input object.
6358 (Target_arm::merge_processor_specific_flags): Check
6359 --warn-mismatch before printing any error.
6360 (Target_arm::merge_object_attributes): Ditto.
6361 * gold.cc (queue_middle_tasks): Handle the case in which there is
6362 no regular object in input.
6363 * options.cc (General_options::parse_EB): New method.
6364 (General_options::parse_EL): Same.
6365 (General_options::General_options): Initialize endianness_.
6366 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
6368 (General_options::Endianness): New enum.
6369 (General_options::endianness): New method.
6370 (General_options::endianness_): New data member.
6371 * parameters.cc (Parameters::set_options): Check target endianness.
6372 (Parameters::set_target_once): Ditto.
6373 (Parameters::check_target_endianness): New method.
6374 (parameters_force_valid_target): If either -EL or -EB is specified,
6375 use it to define endianness of default target.
6376 * parameters.h (Parameters::check_target_endianness): New method
6378 * target.h (class Target): Change "endianity" to "endianness"
6381 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6383 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
6384 * configure: Regenerate.
6385 * Makefile.in: Regenerate.
6386 * testsuite/Makefile.in: Regenerate.
6388 2010-04-06 Cary Coutant <ccoutant@google.com>
6391 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
6392 prevailing definitions of common symbols.
6393 * testsuite/plugin_test_6.sh: New test case.
6394 * testsuite/plugin_common_test_1.c: New test case.
6395 * testsuite/plugin_common_test_2.c: New test case.
6396 * testsuite/Makefile.am (plugin_test_6): New test case.
6397 * testsuite/Makefile.in: Regenerate.
6399 2010-04-06 Nick Clifton <nickc@redhat.com>
6401 * po/vi.po: New Vietnamese translation.
6403 2010-03-30 Doug Kwan <dougkwan@google.com>
6405 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
6407 2010-03-25 Doug Kwan <dougkwan@google.com>
6409 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
6410 to avoid a conversion warning on a 32-bit host.
6412 2010-03-24 Ian Lance Taylor <iant@google.com>
6414 * testsuite/script_test_3.t: Add a TLS segment.
6415 * testsuite/Makefile.am (check_PROGRAMS): Add
6416 tls_phdrs_script_test.
6417 (tls_phdrs_script_test_SOURCES): Define.
6418 (tls_phdrs_script_test_DEPENDENCIES): Define.
6419 (tls_phdrs_script_test_LDFLAGS): Define.
6420 (tls_phdrs_script_test_LDADD): Define.
6421 * testsuite/Makefile.in: Rebuild.
6423 2010-03-23 Cary Coutant <ccoutant@google.com>
6425 * fileread.cc (find_or_make_view): Fix comment.
6427 2010-03-23 Ian Lance Taylor <iant@google.com>
6429 * script-sections.cc (class Orphan_section_placement): Define
6430 PLACE_TLS and PLACE_TLS_BSS.
6431 (Orphan_section_placement::Orphan_section_placement): Initialize
6433 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
6434 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
6435 (tls_script_test_SOURCES): Define.
6436 (tls_script_test_DEPENDENCIES): Define.
6437 (tls_script_test_LDFLAGS): Define.
6438 (tls_script_test_LDADD): Define.
6439 * testsuite/Makefile.in: Rebuild.
6441 2010-03-22 Doug Kwan <dougkwan@google.com>
6443 * arm.cc (Arm_relocate_functions::abs8,
6444 Arm_relocate_functions::abs16): Use correct check for overflow
6445 specified in the ARM ELF specs.
6446 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
6447 target of a BLX instruction specially.
6448 (Reloc_stub::stub_type_for_reloc): Ditto.
6449 (Relocate::relocate): Use symbolic names instead of numeric relocation
6450 codes to report error.
6451 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
6453 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
6454 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
6455 thumb2_blx_out_of_range.stdout
6456 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
6457 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
6458 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
6459 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
6460 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
6461 thumb2_blx_in_range, thumb2_blx_in_range.o,
6462 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
6463 thumb2_blx_out_of_range.o): New rules.
6464 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
6465 thumb2_blx_in_range and thumb2_blx_out_of_range.
6466 * testsuite/Makefile.in: Regenerate.
6467 * arm_branch_in_range.sh: Add tests for THUMB BLX.
6468 * testsuite/thumb_blx_in_range.s: New file.
6469 * testsuite/thumb_blx_out_of_range.s: New file.
6471 2010-03-22 Rafael Espindola <espindola@google.com>
6473 * archive.cc (Should_include): Move to archive.h.
6474 (should_include_member): Make it a member of Archive.
6476 (Add_lib_group_symbols): New.
6477 * archive.h: Include options.h.
6478 (Archive_member): Moved from Archive.
6479 (Should_include): Moved from archive.cc.
6481 (Add_lib_group_symbols): New.
6482 * dynobj.cc (do_should_include_member): New.
6483 * dynobj.h (do_should_include_member): New.
6484 * gold.cc (queue_initial_tasks): Update call to queue.
6485 * main.cc (main): Print lib group stats.
6486 * object.cc (do_should_include_member): New.
6487 * object.h: Include archive.h.
6488 (Object::should_include_member): New.
6489 (Object::do_should_include_member): New.
6490 (Sized_relobj::do_should_include_member): New.
6491 * options.cc (General_options::parse_start_lib): New.
6492 (General_options::parse_end_lib): New.
6493 (Input_arguments::add_file): Handle lib groups.
6494 (Input_arguments::start_group): Check we are not in a lib.
6495 (Input_arguments::start_lib): New.
6496 (Input_arguments::end_lib): New.
6497 * options.h (General_options): Add start_lib and end_lib.
6498 (Input_argument::lib_): New.
6499 (Input_argument::lib): New.
6500 (Input_argument::is_lib): New.
6501 (Input_file_lib): New.
6502 (Input_arguments::in_lib_): New.
6503 (Input_arguments::in_lib): New.
6504 (Input_arguments::start_lib): New.
6505 (Input_arguments::end_lib_): New.
6506 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
6507 in unused members as preempted.
6508 (Sized_pluginobj::do_should_include_member): New.
6509 * plugin.h (Sized_pluginobj::do_should_include_member): New.
6510 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
6512 (Read_symbols::do_whole_lib_group): New.
6513 (Read_symbols::do_lib_group): New.
6514 (Read_symbols::do_read_symbols): Handle lib groups.
6515 (Read_symbols::get_name): Handle lib groups.
6516 * readsyms.h (Read_symbols): Add an archive member pointer.
6517 (Read_symbols::do_whole_lib_group): New.
6518 (Read_symbols::do_lib_group): New.
6519 (Read_symbols::member_): New.
6520 * script.cc (read_input_script): Update call to queue_soon.
6522 2010-03-19 Doug Kwan <dougkwan@google.com>
6524 * arm.cc (Stub_table::Stub_table): Initialize new data members
6525 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6526 (Stub_table::add_reloc_stub): Assign stub offset and update
6527 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
6528 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
6530 (Stub_table::update_data_size_and_addralign): Use
6531 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
6532 instead of going over all reloc stubs.
6533 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
6534 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6535 Stringpool_template::offset_ to size of Stringpool_char.
6536 (Stringpool_template::new_key_offset): Remove code to initialize
6537 Stringpool_template::offset_.
6538 * stringpool.h (Stringpool_template::set_no_zero_null): Set
6539 Stringpool_template::offset_ to zero.
6541 2010-03-15 Doug Kwan <dougkwan@google.com>
6543 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
6545 (Stringpool_template::new_key_offset): New method.
6546 (Stringpool_template::add_string): Assign offsets when adding new
6548 (Stringpool_template::set_string_offsets): Do not set string offsets
6549 when not optimizing.
6550 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
6552 (Chunked_vector::clear): Clear size_.
6553 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
6554 (Chunked_vector::size): Return size_.
6555 (Chunked_vector::push_back): Use size_ to find insert position.
6556 (Chunked_vector::size_): New data member.
6557 (Stringpool_template::set_no_zero_null): Assert string set is empty.
6558 (Stringpool_template::new_key_offset): New method declaration.
6559 (Stringpool_template::offset_): New data member.
6561 2010-03-15 Rafael Espindola <espindola@google.com>
6563 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
6564 Add_symbols' constructor.
6565 * readsyms.h (Add_symbols): Remove the input_group member.
6567 2010-03-10 Ian Lance Taylor <iant@google.com>
6569 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
6570 target to ask whether a reference to a symbol requires a stack
6572 * target.h (Target::is_call_to_non_split): New function.
6573 (Target::do_is_call_to_non_split): Declare virtual function.
6574 * target.cc: Include "symtab.h".
6575 (Target::do_is_call_to_non_split): New function.
6576 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
6578 2010-03-10 Cary Coutant <ccoutant@google.com>
6580 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
6581 (File_read::open[1]): Remove initial mapping of whole_file_view_.
6582 (File_read::open[2]): Add whole_file_view_ to list of views.
6583 (File_read::make_view): Remove test of whole_file_view_.
6584 (File_read::find_or_make_view): Create whole_file_view_ if
6586 (File_read::clear_views): Replace bool parameter with enum;
6587 adjust all callers. Don't delete views with permanent data;
6588 do delete cached views and views from archives if
6589 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
6590 if clearing the corresponding view.
6591 * fileread.h (File_read::Clear_views_mode): New enum.
6592 (File_read::View::is_permanent_view): New method.
6593 (File_read::clear_views): Replace bool parameter
6594 with enum; adjust all callers.
6595 * options.h (General_options): Change keep_files_mapped option;
6596 add map_whole_files.
6597 * readsyms.cc (Add_symbols::run): Delete sd_ object before
6599 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
6602 2010-03-10 David S. Miller <davem@davemloft.net>
6604 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
6606 2010-03-09 Sriraman Tallam <tmsriram@google.com>
6608 * icf.cc (get_section_contents): Add '@' marker after processing the
6611 2010-03-08 Doug Kwan <dougkwan@google.com>
6613 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
6614 due to a conversion warning.
6615 (Arm_relobj::update_output_local_symbol_count): Check for local
6616 symbol with unset output index.
6618 2010-03-05 Ian Lance Taylor <iant@google.com>
6620 * options.h (class General_options): Add --spare-dynamic-tags.
6621 * output.cc (Output_data_dynamic::set_final_data_size): Implement
6622 --spare-dynamic-tags.
6624 2010-03-05 Ian Lance Taylor <iant@google.com>
6626 * incremental.cc: Include "libiberty.h".
6628 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6630 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
6631 function, is_info_ member.
6632 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
6633 (Versions::Versions): Update caller.
6634 (Versions::define_base_version): Likewise.
6635 (Versions::add_def): Likewise.
6637 2010-03-03 Sriraman Tallam <tmsriram@google.com>
6639 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
6640 (Scan::possible_function_pointer_reloc): New function.
6641 (Scan::local_reloc_may_be_function_pointer): Change to call
6642 possible_function_pointer_reloc.
6643 (Scan::global_reloc_may_be_function_pointer): Ditto.
6644 * icf.h (Icf::check_section_for_function_pointers): Change to reject
6645 relocations in ".data.rel.ro._ZTV" section.
6646 * testsuite/icf_safe_so_test.sh: Change to pass i386.
6647 * testsuite/icf_safe_so_test.cc: Ditto.
6648 * testsuite/icf_safe_test.cc: Ditto.
6649 * testsuite/icf_safe_test.sh: Ditto.
6651 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6652 Ian Lance Taylor <iant@google.com>
6654 * target-reloc.h (relocate_section): Check the symbol table index
6655 for -1U before setting the local symbol index.
6656 (scan_relocatable_relocs): If copying the relocation, record that
6657 the local symbol is required.
6658 * object.h (Symbol_value::is_output_symtab_index_set): New
6660 (Symbol_value::may_be_discarded_from_output_symtab): New
6662 (Symbol_value::has_output_symtab_entry): New function.
6663 (Symbol_value::needs_output_symtab_entry): Remove.
6664 (Symbol_value::output_symtab_index): Make sure the symbol index is
6666 (Symbol_value::set_output_symtab_index): Make sure the symbol
6667 index is not set. Make sure the new index is valid.
6668 (Symbol_value::set_must_have_output_symtab_entry): New function.
6669 (Symbol_value::has_output_dynsym_entry): New function.
6670 (Symbol_value::set_output_dynsym_index): Make sure the new index
6672 (Sized_relobj::set_must_have_output_symtab_entry): New function.
6673 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
6674 local symbol if permitted.
6675 (Sized_relobj::do_finalize_local_symbols): Call
6676 is_output_symtab_index_set rather than needs_output_symtab_entry.
6677 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
6678 rather than needs_output_symtab_entry. Call
6679 has_output_dynsym_entry rather than needs_output_dynsym_entry.
6680 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
6681 is_output_symtab_index_set rather than needs_output_symtab_entry.
6682 * testsuite/discard_locals_relocatable_test.c: New file.
6683 * testsuite/discard_locals_test.sh: Test -r.
6684 * testsuite/Makefile.am (check_DATA): Add
6685 discard_locals_relocatable_test1.syms,
6686 discard_local_relocatable_test2.syms.
6687 (MOSTLYCLEANFILES): Likewise. Also add
6688 discard_locals_relocatable_test1.lout and
6689 discard_locals_relocatable_test2.out.
6690 (discard_locals_relocatable_test1.syms): New target.
6691 (discard_locals_relocatable_test.o): New target.
6692 (discard_locals_relocatable_test1.out): New target.
6693 (discard_locals_relocatable_test2.syms): New target.
6694 (discard_locals_relocatable_test2.out): New target.
6695 (various): Add missing ../ld-new dependencies.
6696 * testsuite/Makefile.in: Rebuild.
6698 2010-03-03 Nick Clifton <nickc@redhat.com>
6700 * po/fi.po: New Finnish translation.
6702 2010-03-01 Doug Kwan <dougkwan@google.com>
6704 * layout.cc (Layout::Layout): Force section types of .init_array*,
6705 .preinit_array* and .fini_array* sections.
6706 * output.cc (Output_section::Input_section_sort_entry::has_priority):
6707 Fix check of return value of std::string::find.().
6708 (Output_section::Input_section_sort_compare::operator()): Remove
6709 comment about .init_array.
6710 (Output_section::Input_section_sort_init_fini_compare::operator()):
6712 (Output_section::sort_attached_input_sections): Handle .init_array
6713 and .fini_array specially.
6714 * output.h (Output_section::Inut_section_sort_compare): Update
6716 (Output_section::Input_section_sort_init_fini_compare): New struct.
6718 2010-02-26 Doug Kwan <dougkwan@google.com>
6720 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
6721 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
6722 * testsuite/debug_msg.sh: Avoid matching source line number for
6723 use of global variable undef_int.
6725 2010-02-26 Doug Kwan <dougkwan@google.com>
6727 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
6728 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
6729 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
6730 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
6731 * options.cc (General_options::General_options): Initialize member
6733 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
6734 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
6735 and rm_no_fix_v4bx.stdout
6736 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
6737 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
6738 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
6739 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
6740 and arm_no_fix_v4bx.
6741 * Makefile.in: Regenerate.
6742 * testsuite/arm_fix_v4bx.s: New file.
6743 * testsuite/arm_fix_v4bx.sh: Ditto.
6745 2010-02-24 Doug Kwan <dougkwan@google.com>
6747 * arm.cc (Target_arm::got_section): Make the .got section the first
6748 non RELRO section in the data segment.
6749 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
6750 suffixes of section names.
6752 2010-02-24 Doug Kwan <dougkwan@google.com>
6754 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
6755 flags and attributes merging if an input file is a binary file.
6756 * fileread.cc (Input_file::open): Record format of original file.
6757 * fileread.h (Input_file::Format): New enum type.
6758 (Input_file::Input_file): Initialize data member format_.
6759 (Input_file::format): New method definition.
6760 (Input_file::format_):: New data member.
6762 2010-02-24 Doug Kwan <dougkwan@google.com>
6764 * arm.cc (Arm_output_data_got): New class.
6765 (ARM_TCB_SIZE): New constant
6766 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
6767 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
6768 If user uses a script with a SECTIONS clause, issue only a warning
6769 for a misplaced EXIDX input section. Otherwise, issue an error.
6770 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
6772 (Target_arm::got_mode_index_entry): Handle static linking.
6773 (Target_arm::Scan::local): Ditto.
6774 (Target_arm::Scan::global): Ditto.
6775 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
6776 all incorrectly implemented relocations.
6777 (Target_arm::fix_exidx_coverage): Pass layout to
6778 Arm_output_section::fix_exidx_coverage.
6779 * layout.cc (Layout::section_name_mapping): Remove trailing dots
6780 from ".ARM.exidx." and ".ARM.extab.".
6782 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6784 * arm.cc (Target_arm::do_finalize_sections): Create attribute
6785 section if it does not already exist.
6786 * attributes.cc (Attributes_section_data::Attributes_section_data):
6787 Don't crash if size is zero.
6789 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6790 Ian Lance Taylor <iant@google.com>
6792 * gold.cc (queue_middle_tasks): If no input files were opened,
6794 * workqueue.h (Task_function::Task_function): Assert that there is
6797 2010-02-22 Doug Kwan <dougkwan@google.com>
6799 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
6800 * icf.cc (get_section_contents): Cast snprintf arguments to long long
6801 types to avoid warnings due to different uint64_t implementations
6804 2010-02-21 Doug Kwan <dougkwan@google.com>
6806 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
6807 handling of the maximum backward branch offset.
6808 (Arm_relocate_functions::thumb_branch_common): Ditto.
6809 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
6810 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
6811 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
6812 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
6813 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
6814 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
6815 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
6816 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
6817 thumb_bl_out_of_range thumb_bl_out_of_range.o,
6818 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
6819 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
6820 thumb2_bl_out_of_range.o): New rules.
6821 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
6822 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
6823 thumb2_bl_out_of_range
6824 * testsuite/Makefile.in: Regenerate.
6825 * testsuite/arm_bl_in_range.s: New file.
6826 * testsuite/arm_bl_out_of_range.s: Ditto.
6827 * testsuite/arm_branch_in_range.sh: Ditto.
6828 * testsuite/arm_branch_range.t: Ditto.
6829 * testsuite/thumb2_branch_range.t: Ditto.
6830 * testsuite/thumb_bl_in_range.s: Ditto.
6831 * testsuite/thumb_bl_out_of_range.s: Ditto.
6832 * testsuite/thumb_branch_range.t: Ditto.
6834 2010-02-20 Sriraman Tallam <tmsriram@google.com>
6836 * gc.h (gc_process_relocs): Change vectors to point to the new list.
6837 Add reloc offset information.
6838 * icf.cc (get_section_contents): Change iterators to point to the new
6839 vectors. Add reloc offset information to the contents.
6840 * icf.h (Icf::Sections_reachable_info): New typedef.
6841 (Icf::Sections_reachable_list): New typedef.
6842 (Icf::Offset_info): New typedef.
6843 (Icf::Reloc_info): New struct typedef.
6844 (Icf::Reloc_info_list): New typedef.
6845 (Icf::symbol_reloc_list): Delete method.
6846 (Icf::addend_reloc_list): Delete method.
6847 (Icf::section_reloc_list): Delete method.
6848 (Icf::reloc_info_list): New method.
6849 (Icf::reloc_info_list_): New member.
6851 2010-02-19 Doug Kwan <dougkwan@google.com>
6853 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
6854 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
6855 * arm.cc (Arm_relocation_functions): New forward declaration.
6856 (Target_arm::Target_arm): Initialize new data members
6857 got_mod_index_offset_ and tls_base_symbol_defined_.
6858 (Target_arm::Relocate::relocate_tls): New method.
6859 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
6860 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
6862 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
6863 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
6864 (Target_arm::got_mod_index_offset_,
6865 Target_arm::tls_base_symbol_defined_): New data members.
6866 (Target_arm::Scan::local, Target::Scan::global,
6867 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
6870 2010-02-18 Doug Kwan <dougkwan@google.com>
6872 * arm.cc (Arm_relobj::find_linked_text_section): New method.
6873 (Arm_relobj::make_exidx_input_section): Pass section index of linked
6874 text section as a parameter becuase some broken tools may not set
6875 the link in section header.
6876 (Target_arm::has_got_section): New method.
6877 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
6878 without any mapping symbol as data only. Remove warning.
6879 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
6880 link in its section header, try to discover the link by inspecting the
6881 REL31 relocation at the beginning of the section.
6882 (Target_arm::Scan::check_non_pic): Report name of offending relocation
6884 (Target_arm::Scan::global): Treat any reference to the symbol
6885 _GLOBAL_OFFSET_TABLE_ as a GOT access.
6887 2010-02-12 Sriraman Tallam <tmsriram@google.com>
6889 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
6890 (Scan::global_reloc_may_be_function_pointer): New function.
6891 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6892 (Scan::global_reloc_may_be_function_pointer): New function.
6893 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
6894 (Scan::global_reloc_may_be_function_pointer): New function.
6895 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
6896 (Scan::global_reloc_may_be_function_pointer): New function.
6897 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
6898 (Scan::global_reloc_may_be_function_pointer): New function.
6899 (Scan::possible_function_pointer_reloc): New function.
6900 (Target_x86_64::can_check_for_function_pointers): New function.
6901 * gc.h (gc_process_relocs): Scan relocation types to determine if
6902 function pointers were taken for targets that support it.
6903 * icf.cc (Icf::find_identical_sections): Include functions for
6904 folding in safe ICF whose pointer is not taken.
6905 * icf.h (Secn_fptr_taken_set): New typedef.
6906 (fptr_section_id_): New member.
6907 (section_has_function_pointers): New function.
6908 (set_section_has_function_pointers): New function.
6909 (check_section_for_function_pointers): New function.
6910 * options.h: Fix comment for safe ICF option.
6911 * target.h (can_check_for_function_pointers): New function.
6912 * testsuite/Makefile.am: Add icf_safe_so_test test case.
6913 Modify icf_safe_test for X86-64.
6914 * testsuite/Makefile.in: Regenerate.
6915 * testsuite/icf_safe_so_test.cc: New file.
6916 * testsuite/icf_safe_so_test.sh: New file.
6917 * testsuite/icf_safe_test.cc (kept_func_3): New function.
6918 (main): Change to take pointer to function kept_func_3.
6919 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
6920 folding is done correctly for X86-64.
6922 2010-02-12 David S. Miller <davem@davemloft.net>
6924 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
6925 is_symbolless parameter.
6926 (Output_reloc<SHT_REL>::is_symbolless): New.
6927 (Output_reloc<SHT_REL>::is_symbolless_): New.
6928 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
6929 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
6930 (Output_reloc<SHT_RELA>::is_symbolless): New.
6931 (Output_data_reloc::add_global): Handle is_symbolless.
6932 (Output_data_reloc::add_global_relative): Likewise.
6933 (Output_data_reloc::add_local): Likewise.
6934 (Output_data_reloc::add_local_relative): Likewise.
6935 (Output_data_reloc::add_symbolless_global_addend): New.
6936 (Output_data_reloc::add_symbolless_local_addend): New.
6937 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
6939 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
6940 instead of ->is_relative_
6941 (Output_reloc::write): Likewise.
6942 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
6943 (Output_reloc::write_rel): Simplify.
6945 * sparc.cc (Target_sparc::Scan::local): Use
6946 ->add_symbolless_local_addend as needed.
6947 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
6948 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
6949 based upon relocation offset.
6951 2010-02-11 Doug Kwan <dougkwan@google.com>
6953 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
6954 (Target_arm::Scan::global): Ditto. Also remove a comment before the
6955 beginning of function.
6956 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
6957 and MOVT_ABS relocations. Those are non issued in scanning. Fix
6958 parameter is_32bit in calls to should_apply_static_reloc.
6959 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
6960 (check_DATA): Add arm_abs_global.stdout.
6961 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
6962 arm_abs_global.stdout): New rules.
6963 (MOSTLLYCLEANFILES): Add arm_abs_global
6964 * Makefile.in: Regenerate.
6965 * testsuite/arm_abs_global.s: New file.
6966 * testsuite/arm_abs_global.sh: Ditto.
6967 * testsuite/arm_abs_lib.s: Ditto.
6969 2010-02-11 Ian Lance Taylor <iant@google.com>
6971 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
6973 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
6974 Allocate_commons_task first.
6975 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
6976 task, rather than symtab_lock_.
6977 (Gc_process_relocs::~Gc_process_relocs): New function.
6978 (Gc_process_relocs::is_runnable): Check this_blocker_.
6979 (Gc_process_relocs::locks): Use next_blocker_ rather than
6981 (Scan_relocs::~Scan_relocs): New function.
6982 (Scan_relocs::is_runnable): Check this_blocker_ rather than
6984 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
6986 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
6987 fields. Add this_blocker_ and next_blocker_ fields. Adjust
6988 constructor accordingly.
6989 (class Gc_process_relocs): Likewise.
6990 (class Scan_relocs): Likewise.
6991 * common.h (class Allocate_commons_task): Remove symtab_lock_
6992 field, and corresponding constructor parameter.
6993 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
6995 (Allocate_commons_task::locks): Likewise.
6997 2010-02-11 Ian Lance Taylor <iant@google.com>
6999 * gold-threads.h (class Once): Define.
7000 (class Initialize_lock): Rewrite as child of Once.
7001 * gold-threads.cc (class Once_initialize): Define.
7002 (once_pointer_control): New static variable.
7003 (once_pointer, once_arg): New static variables.
7004 (c_run_once): New static function.
7005 (Once::Once, Once::run_once, Once::internal_run): New functions.
7006 (class Initialize_lock_once): Remove.
7007 (initialize_lock_control): Remove.
7008 (initialize_lock_pointer): Remove.
7009 (initialize_lock_once): Remove.
7010 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
7011 (Initialize_lock::initialize): Rewrite.
7012 (Initialize_lock::do_run_once): New function.
7013 * archive.cc (Archive::interpret_header): Only clear name if it is
7015 * fileread.cc: Include "gold-threads.h"
7016 (file_counts_lock): New static variable.
7017 (file_counts_initialize_lock): Likewise.
7018 (File_read::release): Only increment counts when using --stats.
7019 Use a lock around the increment.
7020 * parameters.cc (class Set_parameters_target_once): Define.
7021 (set_parameters_target_once): New static variable.
7022 (Parameters::Parameters): Move here from parameters.h.
7023 (Parameters::set_target): Rewrite.
7024 (Parameters::set_target_once): New function.
7025 (Parameters::clear_target): Move here and rewrite.
7026 * parameters.h (class Parameters): Update declarations. Add
7027 set_parameters_target_once_ field.
7028 (Parameters::Parameters): Move to parameters.cc.
7029 (Parameters::clear_target): Likewise.
7030 * readsyms.cc (Read_symbols::do_group): Create a Start_group
7032 (Start_group::~Start_group): New function.
7033 (Start_group::is_runnable): New function.
7034 (Start_group::locks, Start_group::run): New functions.
7035 (Finish_group::run): Change saw_undefined to size_t.
7036 * readsyms.h (class Start_group): Define.
7037 (class Finish_group): Change saw_undefined_ field to size_t.
7038 (Finish_group::Finish_group): Remove saw_undefined and
7039 this_blocker parameters. Change all callers.
7040 (Finish_group::set_saw_undefined): New function.
7041 (Finish_group::set_blocker): New function.
7042 * symtab.h (class Symbol_table): Change saw_undefined to return
7043 size_t. Change saw_undefined_ field to size_t.
7044 * target-select.cc (Set_target_once::do_run_once): New function.
7045 (Target_selector::Target_selector): Initialize set_target_once_
7046 field. Don't initialize lock_ and initialize_lock_ fields.
7047 (Target_selector::instantiate_target): Rewrite.
7048 (Target_selector::set_target): New function.
7049 * target-select.h (class Set_target_once): Define.
7050 (class Target_selector): Update declarations. Make
7051 Set_target_once a friend. Remove lock_ and initialize_lock_
7052 fields. Add set_target_once_ field.
7054 2010-02-10 Ian Lance Taylor <iant@google.com>
7056 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
7058 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
7059 (queue_middle_tasks): Add all blockers before queueing any tasks.
7060 (queue_final_tasks): Likewise.
7061 * token.h (Task_token::add_blockers): New function.
7062 * object.h (Input_objects::number_of_relobjs): New function.
7064 2010-02-10 Ian Lance Taylor <iant@google.com>
7066 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
7067 shared, not if not position independent.
7068 * x86_64.cc (Relocate::relocate_tls): Likewise.
7069 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
7070 (tls_pie_pic_test): New target.
7071 * testsuite/Makefile.in: Rebuild.
7073 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
7074 (tls_test_main_pie.o, tls_test_pie.o): New targets.
7075 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
7076 * testsuite/Makefile.in: Rebuild.
7078 2010-02-09 David S. Miller <davem@davemloft.net>
7080 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
7081 R_SPARC_RELATIVE using ->add_local_relative().
7082 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
7084 * output.h (Output_data_dynamic::add_section_size): New method
7085 that takes two Output_data objects.
7086 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
7087 entry param. Handle it in initializers.
7088 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
7089 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
7090 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
7092 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
7093 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
7094 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
7095 for dynrel_includes_plt.
7096 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7097 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7098 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
7100 (Target_sparc::do_finalize_sections): Update to pass true for
7101 dynrel_includes_plt.
7102 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
7103 output before .rela.plt
7104 (Target_powerpc::do_finalize_sections): Update to pass true for
7105 dynrel_includes_plt when 32-bit.
7107 2010-02-08 Doug Kwan <dougkwan@google.com>
7109 * arm.cc (Arm_relobj::simple_input_section_output_address): New
7111 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
7112 Arm_relobj::scan_section_for_cortex_a8_stubs,
7113 Arm_relobj::do_relocation_section): Instead of calling
7114 Output_section::output_address, use faster
7115 Arm_relobj::simple_input_section_output_address.
7117 2010-02-08 David S. Miller <davem@davemloft.net>
7119 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
7120 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
7121 relocation helper function.
7123 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
7124 just like R_SPARC_GOT{10,13,22}.
7125 (Target_sparc::Scan::local): Likewise.
7126 (Target_sparc::Relocate:relocate): Likewise.
7128 2010-02-06 Ian Lance Taylor <iant@google.com>
7130 * configure.ac: Rewrite targetobjs duplicate removal code to use
7131 only shell constructs.
7132 * configure: Rebuild.
7134 2010-02-05 Doug Kwan <dougkwan@google.com>
7137 * arm.cc (Arm_relobj::section_is_scannable): New method.
7138 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
7139 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
7141 2010-02-04 Doug Kwan <dougkwan@google.com>
7144 * arm-reloc-property.cc (cstdio): Include.
7145 * configure.ac (targetobjs): Remove duplicates.
7146 * configure: Regenerate.
7147 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
7148 big and little endian version for a given address size.
7150 2010-02-03 Doug Kwan <dougkwan@google.com>
7152 * arm-reloc-property.cc
7153 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7155 * arm-reloc-property.h
7156 (Arm_reloc_property_table::get_implemented_static_reloc_property):
7157 New method definition.
7158 (Arm_reloc_property_table::reloc_name_in_error_message): New method
7160 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
7162 (GOT_PREL): Change implemented to Y.
7163 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
7164 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
7165 (Arm_relocate_functions::movw_abs_nc): Remove method.
7166 (Arm_relocate_functions::movt_abs): Ditto.
7167 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
7168 (Arm_relocate_functions::thm_movt_abs): Ditto.
7169 (Arm_relocate_functions::movw_rel_nc): Ditto.
7170 (Arm_relocate_functions::movw_rel): Ditto.
7171 (Arm_relocate_functions::movt_rel): Ditto.
7172 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
7173 (Arm_relocate_functions:thm_movw_rel): Ditto.
7174 (Arm_relocate_functions:thm_movt_rel): Ditto.
7175 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
7176 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
7177 New method definitions.
7178 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
7179 (Arm_relocation_functions::arm_grp_ldr): Ditto.
7180 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
7181 (Arm_relocation_functions::arm_grp_ldc): Ditto.
7182 (Target_arm::Relocate::relocate): Check for non-static or
7183 unimplemented relocation code and exit early. Change calls to
7184 Target_arm::reloc_uses_thumb_bit and
7185 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
7186 instead. Refactor code to handle similar relocations to increase
7187 code sharing. Remove check for unsupported relocation code in switch
7189 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
7190 relocation property table to find out size. Change error message to
7191 print out the name of a relocation code instead of the numeric value.
7192 (Target_arm::scan_reloc_for_stub): Use relocation property table
7193 instead of calling Target_arm::reloc_uses_thumb_bit().
7195 2010-02-02 Doug Kwan <dougkwan@google.com>
7197 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
7198 types of relaxed input section.
7200 2010-02-02 Doug Kwan <dougkwan@google.com>
7202 * Makefile.am (HFILES): Add arm-reloc-property.h.
7204 (TARGETSOURCES): Add arm-reloc-property.cc
7205 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
7206 (libgold_a_SOURCES): $(DEFFILES)
7207 * Makefile.in: Regenerate.
7208 * arm-reloc-property.cc: New file.
7209 * arm-reloc-property.h: New file.
7210 * arm-reloc.def: New file.
7211 * arm.cc: Update comments.
7212 (arm-reloc-property.h): New included header.
7213 (arm_reloc_property_table): New global variable.
7214 (Target_arm::do_select_as_default_target): New method definition.
7215 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
7216 arm-reloc-property to targ_extra_obj.
7217 * parameters.cc (set_parameters_target): Call
7218 Target::select_as_default_target().
7219 * target.h (Target::select_as_default_target): New method definition.
7220 (Target::do_select_as_default_target): Same.
7222 2010-02-01 Doug Kwan <dougkwan@google.com>
7224 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
7225 first_output_text_section_.
7226 (Arm_exidx_fixup::first_output_text_section): New method definition.
7227 (Arm_exidx_fixup::first_output_text_section_): New data member.
7228 (Arm_exidx_fixup::process_exidx_section): Record the first text
7229 output section seen.
7230 (Arm_output_section::fix_exidx_coverage): Set correct linked section
7231 and entsize in output section header.
7233 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7235 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
7236 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
7237 (Arm_relocate_functions::thm_alu11): New Method.
7238 (Arm_relocate_functions::thm_pc8): New Method.
7239 (Arm_relocate_functions::thm_pc12): New Method.
7240 (Target_arm::Scan::local): Handle the relocations.
7241 (Target_arm::Scan::global): Likewise.
7242 (Target_arm::Relocate::relocate): Likewise.
7243 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7245 2010-01-29 Doug Kwan <dougkwan@google.com>
7247 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
7248 of relocation types as ld.
7250 2010-01-29 Doug Kwan <dougkwan@google.com>
7252 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
7254 (Arm_relocate_functions::thumb_branch_common): Ditto.
7255 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
7256 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
7257 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
7258 Arm_relocate_functions::jump24): Remove.
7259 (Target_arm::Relocate::relocate): Adjust code to call
7260 Arm_relocation_functions::arm_branch_common and
7261 Arm_relocation_functions::thumb_branch_common instead of their removed
7262 wrappers. Merge switch-cases together to reduce source code size.
7264 2010-01-29 Doug Kwan <dougkwan@google.com>
7266 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
7267 output_local_symbol_count_needs_update_.
7268 (Arm_relobj::output_local_symbol_count_needs_update,
7269 Arm_relobj::set_output_local_symbol_count_needs_update,
7270 Arm_relobj::update_output_local_symbol_count): New methods.
7271 (Arm_relobj::output_local_symbol_count_needs_update_): New data
7273 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
7274 of pointed function as in a R_ARM_PREL31 relocation.
7275 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
7276 for output local symbol count updating.
7277 (Target_arm::do_relax): Update output local symbol counts in objects
7279 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
7281 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7283 * arm.cc: Added support for the ARM relocations:
7284 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
7285 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
7286 (Arm_relocate_functions::movw_rel_nc): Renamed (was
7288 (Arm_relocate_functions::movw_rel): New method.
7289 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
7290 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
7292 (Arm_relocate_functions::thm_movw_rel): New method.
7293 (Arm_relocate_functions::thm_movt_rel): Renamed (was
7295 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
7297 (Target_arm::Scan::global): Likewise.
7298 (Target_arm::Relocate::relocate): Likewise.
7299 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7302 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7304 * arm.cc: Added support for ARM group relocations.
7305 (Target_arm::reloc_needs_sym_origin): New method.
7306 (Arm_relocate_functions::calc_grp_kn): New method.
7307 (Arm_relocate_functions::calc_grp_residual): New method.
7308 (Arm_relocate_functions::calc_grp_gn): New method.
7309 (Arm_relocate_functions::arm_grp_alu): New Method.
7310 (Arm_relocate_functions::arm_grp_ldr): New Method.
7311 (Arm_relocate_functions::arm_grp_ldrs): New Method.
7312 (Arm_relocate_functions::arm_grp_ldc): New Method.
7313 (Target_arm::Scan::local): Handle the ARM group relocations.
7314 (Target_arm::Scan::global): Likewise.
7315 (Target_arm::Relocate::relocate): Likewise.
7316 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7319 2010-01-26 Doug Kwan <dougkwan@google.com>
7321 * arm.cc (set): Include.
7322 (class Arm_exidx_fixup): Change type of last_input_section_ to const
7324 (Arm_output_section::Text_section_list): New type.
7325 (Arm_output_section::append_text_sections_to_list): New method.
7326 (Arm_output_section::fix_exidx_coverage): Ditto.
7327 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
7328 (Arm_relobj::convert_input_section_to_relaxed_section): Use
7329 Relobj::set_section_offset() instead of
7330 Sized_relobj::invalidate_section_offset().
7331 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
7332 parameter for section headers. Ignore relocation sections for
7333 unallocated sections and EXIDX sections.
7334 (Target_arm::fix_exidx_coverage): New method.
7335 (Target_arm::output_section_address_less_than): New type.
7336 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
7337 linked text section instead of the EXIDX section.
7338 (Arm_output_section::create_stub_group): Add an assertion to check
7339 that this is not an EXIDX output section.
7340 (Arm_output_section::append_text_sections_to_list): New method.
7341 (Arm_output_section::fix_exidx_coverage): Ditto.
7342 (Arm_relobj::scan_sections_for_stubs): Adjust call to
7343 Arm_relobj::section_needs_reloc_stub_scanning.
7344 (Target_arm::do_relax): Fix EXIDX output section coverage in the
7346 (Target_arm::fix_exidx_coverage): New method.
7347 * object.h (Relobj::set_output_section): New method.
7348 (Sized_relobj::invalidate_section_offset): Remove method.
7349 (Sized_relobj::do_invalidate_section_offset): Remove method.
7350 (Sized_relobj::do_set_section_offset): Handle offset value -1.
7352 2010-01-25 Doug Kwan <dougkwan@google.com>
7354 * arm.cc (Arm_exidx_merged_section::do_output_offset):
7355 Fix warning due to signed and unsigned comparison on a 32-bit host.
7357 2010-01-22 Doug Kwan <dougkwan@google.com>
7359 * arm.cc (Target_arm::do_relax): Record an output section for section
7360 offset adjustment it contains any stub table that has changed.
7361 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
7362 offsets in an output section if necessary.
7363 * output.cc (Output_section::Output_section): Initialize
7364 section_offsets_need_adjustments_.
7365 (Output_section::add_input_section_for_script): Renamed to
7366 Output_section::add_simple_input_section.
7367 (Output_section::save_states): Add a comment.
7368 (Output_section::discard_states): New method defintion.
7369 (Output_section::adjust_section_offsets): Same.
7370 * output.h (Output_section::add_input_section_for_script): Renamed to
7371 Output_section::add_simple_input_section.
7372 (Output_section::discard_states): New method declaration.
7373 (Output_section::adjust_section_offsets): Same.
7374 (Output_section::section_offsets_need_adjustment,
7375 Output_section::set_section_offsets_need_adjustment): New method
7377 (Output_section::section_offsets_need_adjustment_): New data member.
7378 * script-sections.cc
7379 (Output_section_element_input::set_section_address): Adjust code for
7380 renaming of Output_section::add_input_section_for_script.
7381 (Orphan_output_section::set_section_address): Same.
7383 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7385 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
7386 Fix_v4bx enum values .
7387 * gold/options.h (General_options): New option definitions.
7388 (General_options::fix_v4bx): New method.
7389 (General_options::Fix_v4bx): New enum.
7390 * gold/options.cc (General_options::parse_fix_v4bx): New method.
7391 (General_options::parse_fix_v4bx_interworking): New method.
7393 2010-01-22 Doug Kwan <dougkwan@google.com>
7395 * arm.cc (Arm_exidx_fixup): New class.
7397 2010-01-21 Doug Kwan <dougkwan@google.com>
7399 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
7401 (Arm_exidx_section_offset_map): New type.
7403 2010-01-21 Doug Kwan <dougkwan@google.com>
7405 * arm.cc (Arm_exidx_input_section): New class.
7406 (Arm_relobj::exidx_input_section_by_link,
7407 Arm_relobj::exidx_input_section_by_shndx,
7408 Arm_relobj::make_exidx_input_section): New methods.
7409 (read_arm_attributes_section): Remove.
7410 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
7411 information about them.
7412 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
7415 2010-01-20 Doug Kwan <dougkwan@google.com>
7417 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
7418 Input_section_specifier to Section_id.
7419 (Target_arm::new_arm_input_section: Adjust code for change of key
7421 (Target_arm::find_arm_input_section): Ditto.
7422 * gc.h (object.h): Include for Section_id nand Section_id_hash.
7423 (Section_id): Remove.
7424 (Garbage_collection::Section_id_hash): Remove.
7425 * icf.h (object.h): Include for Section_id nand Section_id_hash.
7426 (Section_id): Remove.
7427 (Icf::Section_id_hash): Remove.
7428 * object.h (Section_id, Const_section_id, Section_id_hash,
7429 Const_section_id_hash): New type definitions.
7430 * output.cc (Output_section::add_relaxed_input_section): Change to
7431 use Const_section_id instead of Input_section_specifier as key type.
7432 (Output_section::add_merge_input_section): Ditto.
7433 (Output_section::build_relaxation_map): Change to use Section_id
7434 instead of Input_section_specifier as key type.
7435 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7437 (Output_section::convert_input_sections_to_relaxed_sections): Change
7438 to use Const_section_id instead of Input_section_specifier as key type.
7439 (Output_section::find_merge_section): Ditto.
7440 (Output_section::find_relaxed_input_section): Ditto.
7441 * output.h (Input_section_specifier): Remove class.
7442 (Output_section::Output_section_data_by_input_section_map): Change
7443 key type to Const_section_id.
7444 (Output_section::Output_relaxed_input_section_by_input_section_map):
7446 (Output_section::Relaxation_map): Change key type to Section_id.
7448 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7450 * gold/arm.cc: Added support for R_ARM_V4BX relocation
7451 (class Arm_v4bx_stub): New class.
7452 (DEF_STUBS): Updated definition to support v4_veneer_bx.
7453 (Stub_factory::make_arm_v4bx_stub): New method.
7454 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
7455 (Stub_table::empty): Handle v4bx stubs.
7456 (Stub_table::add_arm_v4bx_stub): New method.
7457 (Stub_table::find_arm_v4bx_stub): New method.
7458 (Arm_relocate_functions::v4bx): New method.
7459 (Target_arm::fix_v4bx): New method.
7460 (Target_arm::Target_arm): Handle R_ARM_V4BX.
7461 (Stub_table::relocate_stubs): Likewise.
7462 (Stub_table::do_write): Likewise.
7463 (Stub_table::update_data_size_and_addralign): Likewise.
7464 (Stub_table::finalize_stubs): Likewise.
7465 (Target_arm::Scan::local): Likewise.
7466 (Target_arm::Scan::global): Likewise.
7467 (Target_arm::do_finalize_sections): Likewise.
7468 (Target_arm::Relocate::relocate): Likewise.
7469 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7471 (Target_arm::scan_reloc_for_stub): Likewise.
7472 (Target_arm::scan_reloc_section_for_stubs): Likewise.
7474 2010-01-19 Ian Lance Taylor <iant@google.com>
7476 * output.cc (Output_section_headers::do_sized_write): Write large
7477 segment count to sh_info field.
7478 (Output_file_header::do_sized_write): For large segment count,
7479 write PN_XNUM to e_phnum field.
7481 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7483 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
7484 (Arm_relocate_functions::thm_jump8): New function.
7485 (Arm_relocate_functions::thm_jump11): New function.
7486 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
7488 (Target_arm::Scan::global): Likewise.
7489 (Target_arm::Relocate::relocate): Likewise.
7490 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7493 2010-01-14 Doug Kwan <dougkwan@google.com>
7495 * arm.cc (map, utility): Include headers.
7496 (Target_arm::apply_cortex_a8_workaround): New method.
7497 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
7498 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
7499 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
7500 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
7501 the --[no-]fix-cortex-a8 command line options.
7502 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
7503 (Target_arm::relocate_stub): Use addend in instruction template.
7504 * options.h (DEFINE_bool): Set the user-set flag.
7505 (General_options): Add --[no-]-fix-cortex options.
7506 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
7507 : Update fast look-up map after conversion.
7509 2010-01-14 Sriraman Tallam <tmsriram@google.com>
7511 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
7512 in the first pass of do_layout.
7514 2010-01-13 Doug Kwan <dougkwan@google.com>
7516 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7517 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
7518 apparent compiler problem of not folding static constant integral
7519 data members of elfcpp::Elf_sizes<32>.
7521 2010-01-13 Doug Kwan <dougkwan@google.com>
7523 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
7524 Arm_relobj::section_needs_cortex_a8_stub_scanning,
7525 Arm_relobj::scan_section_for_cortex_a8_erratum,
7526 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7527 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
7528 sections to scan for relocation stubs into a new method
7529 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
7530 relocation and Cortex-A8 stub scanning.
7531 (Target_arm::do_relax): Force stubs to be after stubbed sections
7532 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
7533 the beginning of a new relaxation pass. Update a comment.
7534 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
7536 2010-01-12 Ian Lance Taylor <iant@google.com>
7538 * target-reloc.h (visibility_error): New inline function.
7539 (relocate_section): Call visibility_error.
7540 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
7541 (MOSTLYCLEANFILES): Likewise.
7542 (protected_4_pic.o, protected_3.err): New targets.
7543 * testsuite/protected_4.cc: New file.
7545 2010-01-12 Doug Kwan <dougkwan@google.com>
7547 * arm.cc (Cortex_a8_reloc): New class.
7548 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
7549 and cortex_a8_relocs_info_.
7550 (Target_arm::fix_cortex_a8): New method definition.
7551 (Target_arm::Cortex_a8_relocs_info): New type.
7552 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
7553 New data member declarations.
7554 (Target_arm::scan_reloc_for_stub): Record information about
7555 relocations for THUMB branches that might be exempted from the
7556 Cortex-A8 workaround.
7557 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
7558 at the beginning of a relaxation pass.
7560 2010-01-12 Doug Kwan <dougkwan@google.com>
7562 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
7563 (Arm_relobj::Mapping_symbol_position,
7564 Arm_reloj::Mapping_symbol_position_less,
7565 Arm_relobj::Mapping_symbols_info): New types.
7566 (Target_arm::is_mapping_symbol_name): New method definition.
7567 (Arm_relobj::do_count_local_symbols): Save information about mapping
7570 2010-01-11 Doug Kwan <dougkwan@google.com>
7572 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
7573 Arm_relocate_functions::thumb32_branch_upper,
7574 Arm_relocate_functions::thumb32_branch_lower,
7575 Arm_relocate_functions::thumb32_cond_branch_offset,
7576 Arm_relocate_functions::thumb32_cond_branch_upper,
7577 Arm_relocate_functions::thumb32_cond_branch_lower,
7578 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
7579 branch offset encoding.
7580 (Arm_relocate_functions::thumb_branch_common): Use new branch
7581 offset encoding methods to avoid code duplication.
7582 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
7583 (Stub_addend_reader::operator()): Use new branch encoding method
7584 to avoid code duplication.
7586 2010-01-11 Doug Kwan <dougkwan@google.com>
7588 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
7589 (Target_arm::do_finalize_sections): Define special EXIDX section
7590 symbols only if referenced.
7591 * gc.h (Garbage_collection::add_reference): New method.
7592 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
7595 2010-01-11 Ian Lance Taylor <iant@google.com>
7597 * script.cc (Version_script_info::build_expression_list_lookup):
7598 Change complaing about duplicate wildcard match from error to
7601 * script.cc (class Lazy_demangler): Recreate--revert part of patch
7603 (Version_script_info::Version_script_info): Initialize globs_,
7604 default_version_, default_is_global_, and exact_. Don't
7605 initialize globals_ or locals_.
7606 (Version_script_info::build_lookup_tables): Build local symbols
7608 (Version_script_info::unquote): New function.
7609 (Version_script_info::add_exact_match): New function.
7610 (Version_script_info::build_expression_list_lookup): Remove lookup
7611 parameter. Add is_global parameter. Change all callers. Handle
7612 wildcard pattern specially. Unquote pattern. Call
7614 (Version_script_info::get_name_to_match): New function.
7615 (Version_script_info::get_symbol_version): New function.
7616 (Version_script_info::get_symbol_version_helper): Remove.
7617 (Version_script_info::check_unmatched_names): Call unquote.
7618 * script.h (class Version_script_info): Change get_symbol_version
7619 to be non-inline and add is_global parameter; change all callers.
7620 Rewrite symbol_is_local. Update declarations. Define struct
7621 Version_tree_match, Exact, Globs. Don't define struct Lookup.
7622 Remove globals_ and locals_ members. Add exact_, globs_,
7623 default_version_, is_global_.
7624 (Version_script_info::Glob): Remove pattern, add expression and
7625 is_global. Update constructor. Change all callers.
7626 * dynobj.cc (Versions::finalize): Mark the version symbol as the
7628 (Versions::symbol_section_contents): If a symbol is undefined, or
7629 defined in a dynamic object, set the version index to
7631 * symtab.cc (Symbol_table::add_from_relobj): Don't call
7633 (Symbol_table::add_from_pluginobj): Likewise.
7634 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
7636 2010-01-11 Doug Kwan <dougkwan@google.com>
7638 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
7639 (incremental_dump_LDADD): Add linking option for libintl.
7640 * Makefile.in: Regenerate.
7642 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
7645 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
7647 * testsuite/Makefile.in: Regenerated.
7649 2010-01-10 Doug Kwan <dougkwan@google.com>
7651 * options.h (DEFINE_var): Use parentheses around argument varname__
7652 in macro body to avoid any unintended subsequent substitutions.
7654 2010-01-10 Ian Lance Taylor <iant@google.com>
7656 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
7657 candidates before doing symbol resolution.
7659 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
7660 ODR candidates if only one is weak.
7662 2010-01-08 Ian Lance Taylor <iant@google.com>
7664 * script.cc (Version_script_info::build_expression_list_lookup):
7665 Don't warn about ambiguous version, just record the ambiguity.
7666 (Version_script_info::get_symbol_version_helper): Give error if
7667 version is ambiguous.
7669 2010-01-08 Doug Kwan <dougkwan@google.com>
7671 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
7672 prev_data_size_ and prev_addralign_. Remove initializer for
7673 deleted data member has_been_changed_.
7674 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7675 to determine if the table is empty.
7676 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
7678 (Stub_table::add_reloc_stub): Define method in class definition
7679 instead of just declaring it there.
7680 (Stub_table::add_cortex_a8_stub): New method definition.
7681 (Stub_table::update_data_size_and_addralign): Ditto.
7682 (Stub_table::finalize_stubs): Ditto.
7683 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
7684 (Stub_table::do_addralign_): Return address alignment in the
7685 (Stub_table::do_reset_address_and_file_offset): Define method in
7686 class definition instead of declaring it there. Set current data
7687 size to be the data size of the previous pass.
7688 (Stub_table::set_final_data_size): Use current data size as the
7690 (Stub_table::relocate_stub): Change parameter type of stub from
7691 Reloc_stub pointer to Stub pointer.
7692 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
7693 (Stub_table::Cortex_a8_stub_list): New typedef.
7694 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
7695 Stub_table::prev_addralign_): New data member.
7696 (Arm_relobj::Arm_relobj): Initialize data member
7697 section_has_cortex_a8_workaround_.
7698 (Arm_relobj::section_has_cortex_a8_workaround,
7699 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
7701 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
7703 (Target_arm::relocate_stub): Change parameter type of stub from
7704 Reloc_stub pointer to Stub pointer.
7705 (Insn_template::size, Insn_template::alignment): Handle
7706 THUMB16_SPECIAL_TYPE.
7707 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
7708 Stub_table::update_data_size_and_addralign,
7709 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
7711 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
7712 (Stub_table::do_write): Ditto.
7713 (Target_arm::do_relax): Adjust code for changes in Stub_table.
7715 2010-01-08 Ian Lance Taylor <iant@google.com>
7718 * symtab.h (class Symbol): Remove fields is_target_special_ and
7719 has_plt_offset_. Add field is_defined_in_discarded_section_.
7720 (Symbol::is_defined_in_discarded_section): New function.
7721 (Symbol::set_is_defined_in_discarded_section): New function.
7722 (Symbol::has_plt_offset): Rewrite.
7723 (Symbol::set_plt_offset): Verify that new offset is not -1U.
7724 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
7725 Don't initialize is_target_special_ or has_plt_offset_.
7726 Initialize is_defined_in_discarded_section_.
7727 (Symbol_table::add_from_relobj): If appropriate, set
7728 is_defined_in_discarded_section.
7729 * resolve.cc (Symbol::override_base_with_special): Don't test
7730 is_target_special_. Change has_plt_offset_ to has_plt_offset().
7731 * target-reloc.h (relocate_section): Do special handling for
7732 symbols defined in discarded sections for global symbols as well
7735 2010-01-08 Ian Lance Taylor <iant@google.com>
7737 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
7738 the SHT_SYMTAB case.
7740 2010-01-08 Ian Lance Taylor <iant@google.com>
7742 * object.cc (Sized_relobj::do_layout): Don't get confused if
7743 layout_eh_frame returns NULL.
7745 2010-01-08 Ian Lance Taylor <iant@google.com>
7748 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
7749 dynamic symbol table, use the normal symbol table.
7750 (Sized_dynobj::do_read_symbols): Remove assertion about type of
7753 2010-01-08 Ian Lance Taylor <iant@google.com>
7756 * layout.cc (Layout::include_section): Remove .gnu_debuglink
7759 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
7761 * version.cc (print_version): Change to "Copyright 2010".
7763 2010-01-08 Ian Lance Taylor <iant@google.com>
7767 * i386.cc (class Target_i386): Change return type of plt_section
7769 (class Output_data_plt_i386): Add tls_desc_rel_ field.
7770 (Output_data_plt_i386::Output_data_plt_i386): Initialize
7771 tls_desc_rel_ field.
7772 (Output_data_plt_i386::rel_tls_desc): New function.
7773 (Target_i386::rel_tls_desc_section): New function.
7774 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
7775 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
7776 R_386_TLS_DESC reloc in rel_tls_desc_section.
7777 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
7778 Define struct Tlsdesc_info.
7779 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
7780 (Target_x86_64::do_reloc_symbol_index): New function.
7781 (Target_x86_64::add_tlsdesc_info): New function.
7782 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
7783 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
7785 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
7787 (Output_data_plt_x86_64::rela_tlsdesc): New function.
7788 (Target_x86_64::rela_tlsdesc_section): New function.
7789 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
7791 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
7792 (Target_x86_64::do_reloc_addend): New function.
7793 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
7794 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
7795 declarations. Define TARGET_CODE. Add arg field to u1_ union.
7796 (Output_reloc::type): New function.
7797 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
7798 (Output_reloc::is_target_specific): New function.
7799 (Output_reloc::target_arg): New function.
7800 (class Output_reloc) [SHT_RELA]: Add four new constructors for
7801 absolute relocs and target specific relocs.
7802 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
7803 add_target_specific.
7804 (class Output_data_reloc) [SHT_RELA]: Likewise.
7805 * output.cc (Output_reloc::Output_reloc): Add four new versions
7806 for absolute relocs and target specific relocs.
7807 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
7808 (Output_reloc::get_symbol_index): Likewise.
7809 (Output_reloc::local_section_offset): Check that local_sym_index_
7810 is not TARGET_CODE or 0.
7811 (Output_reloc::symbol_value): Likewise.
7812 (Output_reloc::write) [SHT_RELA]: Call target for target specific
7814 * target.h (class Target): Add reloc_symbol_index and reloc_addend
7815 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
7817 * layout.cc (add_target_dynamic_tags): Use output section for
7818 DT_PLTRELSZ and DT_JMPREL.
7820 2010-01-07 Ian Lance Taylor <iant@google.com>
7823 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
7825 (class Output_data_reloc_generic): Define.
7826 (class Output_data_reloc_base): Change base class to
7827 Output_data_reloc_generic. Change add() method to call
7828 bump_relative_reloc_count for a relative reloc. Remove
7830 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
7832 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
7833 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
7835 * layout.h (class Layout): Update declaration.
7837 2010-01-07 Ian Lance Taylor <iant@google.com>
7839 * output.h (class Output_data): Add const version of
7840 output_section and do_output_section.
7841 (class Output_section_data): Add const version of
7843 (class Output_section): Likewise.
7844 * layout.cc (Layout::add_target_dynamic_tags): New function.
7845 * layout.h (class Layout): Update declarations.
7846 * arm.cc (Target_arm::do_finalize_sections): Use
7847 add_target_dynamic_tags.
7848 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7849 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7850 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7851 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7853 2010-01-07 Ian Lance Taylor <iant@google.com>
7856 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
7859 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7860 Ian Lance Taylor <iant@google.com>
7863 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
7864 Xindex::read_symtab_xindex.
7866 2010-01-07 Doug Kwan <dougkwan@google.com>
7868 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
7869 (Insn_template::thumb16_bcond_insn): New method declaration.
7870 (Insn_template): Fix spelling.
7871 (Stub::thumb16_special): New method declaration.
7872 (Stub::do_write): Define virtual method which was previously pure
7874 (Stub::do_thumb16_special): New method declaration.
7875 (Stub::do_fixed_endian_write): New template member.
7876 (Reloc_stub::do_write): Remove.
7877 (Reloc_stub::do_fixed_endian_write): Remove.
7878 (Cortex_a8_stub): New class definition.
7879 (Stub_factory::make_cortex_a8_stub): New method definition.
7880 (Stub_factory::Stub_factory): Add missing static storage class
7881 qualifier for elf32_arm_stub_a8_veneer_blx.
7883 2010-01-07 Ian Lance Taylor <iant@google.com>
7886 * options.h (class General_options): Add --warn-unresolved-symbols
7887 and --error-unresolved-symbols.
7888 * errors.cc (Errors::undefined_symbol): Implement
7889 --warn-unresolved-symbols.
7891 * options.h (class General_options): Add -z text and -z textoff.
7892 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
7894 2010-01-06 Sriraman Tallam <tmsriram@google.com>
7896 * gc.h (Garbage_collection::Cident_section_map): New typedef.
7897 (Garbage_collection::cident_sections): New function.
7898 (Garbage_collection::add_cident_section): New function.
7899 (Garbage_collection::cident_sections_): New member.
7900 (gc_process_relocs): Add references to sections whose names are C
7902 * gold.h (cident_section_start_prefix): New constant.
7903 (cident_section_stop_prefix): New constant.
7904 (is_cident): New function.
7905 * layout.cc (Layout::define_section_symbols): Replace string constants
7906 with the newly defined constants.
7907 * object.cc (Sized_relobj::do_layout): Track sections whose names are
7909 * testsuite/Makefile.am: Add gc_orphan_section_test.
7910 * testsuite/Makefile.in: Regenerate.
7911 * testsuite/gc_orphan_section_test.cc: New file.
7912 * testsuite/gc_orphan_section_test.sh: New file.
7914 2010-01-06 Ian Lance Taylor <iant@google.com>
7917 * options.h (class General_options): Add --warn-shared-textrel.
7918 * layout.cc (Layout::finish_dynamic_section): Implement
7919 --warn-shared-textrel.
7922 * options.h (class General_options): Add --warn-multiple-gp.
7924 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7926 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
7927 $(THREADSLIB) and $(LIBDL).
7928 * Makefile.in: Rebuild.
7930 2010-01-06 Ian Lance Taylor <iant@google.com>
7933 * options.cc (General_options::parse_section_start): New function.
7934 (General_options::section_start): New function.
7935 (General_options::General_options): Initialize all members.
7936 * options.h: Include <map>
7937 (class General_options): Add --section-start. Add section_starts_
7939 * layout.cc (Layout::attach_allocated_section_to_segment): If
7940 --section-start was used, set the address of the segment. Remove
7941 local sort_sections.
7942 (Layout::relaxation_loop_body): If the address of the load segment
7943 has been set by --section-start, don't use it.
7944 * output.h (Output_segment::update_flags_for_output_section): New
7946 * output.cc (Output_segment::add_output_section): Call
7947 update_flags_for_output_section.
7949 2010-01-05 Ian Lance Taylor <iant@google.com>
7952 * options.h (class General_options): Add --undefined-version.
7953 * script.cc (struct Version_expression): Add was_matched_by_symbol
7955 (Version_script_info::matched_symbol): New function.
7956 (Version_script_info::get_symbol_version_helper): Call
7958 (Version_script_info::check_unmatched_names): New function.
7959 * script.h (class Version_script_info): Update declarations.
7960 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
7962 * options.h (class General_options): Use DEFINE_bool_alias for
7963 allow_multiple_definition.
7964 * resolve.cc (Symbol_table::should_override): Don't test
7965 allow_multiple_definition.
7968 * options.h (class General_options): Add --cref.
7969 * main.cc (main): Print cref table if --cref. Don't close mapfile
7970 until after printing cref table.
7971 * cref.cc: Include "symtab.h".
7972 (class Cref_inputs): Define Cref_table_compare and Cref_table.
7973 (Cref_table_compare::operator()): New function.
7974 (Cref_inputs::gather_cref): New function.
7975 (filecol): New static const.
7976 (Cref_inputs::print_cref): New function.
7977 (Cref::print_cref): New function.
7978 * cref.h: Include <cstdio>.
7979 (class Cref): Update declarations.
7980 * mapfile.h (Mapfile::file): New function.
7981 * object.h (class Object): Define Symbols. Declare virtual
7982 do_get_global_symbols.
7983 (Object::get_global_symbols): New function.
7984 * object.cc (Input_objects::add_object): Pass object to cref_ if
7986 (Input_objects::archive_start): Likewise.
7987 (Input_objects::archive_stop): Likewise.
7988 (Input_objects::print_cref): New function.
7989 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
7990 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
7992 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
7994 * plugin.h (class Sized_pluginobj): Update declarations.
7996 2010-01-05 Ian Lance Taylor <iant@google.com>
7998 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
7999 to is_default_version. Rename insdef to insdefault.
8000 (Symbol_table::add_from_relobj): Rename def to is_default_version
8001 and local to is_forced_local.
8002 (Symbol_table::add_from_pluginobj): Likewise.
8003 (Symbol_table::add_from_dynobj): Likewise.
8004 (Symbol_table::define_special_symbol): Rename insdef to
8007 2010-01-04 Ian Lance Taylor <iant@google.com>
8010 * options.h (class General_options): Add
8011 --allow-multiple-definition and -z muldefs.
8012 * resolve.cc (Symbol_table::should_override): Don't warn about a
8013 multiple symbol definition if --allow-multiple-definition or -z
8017 * options.h (class General_options): Add --add-needed and
8018 --copy-dt-needed-entries. Tweak --as-needed help entry.
8019 * object.cc (Input_objects::check_dynamic_dependencies): Give an
8020 error if --copy-dt-needed-entries aka --add-needed is used and
8021 would cause a change in behaviour.
8024 * options.h (class General_options): Add -G as a short version of
8025 --shared. Add no-op options -assert, -g, and -i.
8027 2010-01-04 Sriraman Tallam <tmsriram@google.com>
8029 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
8030 check for .text or .gnu.linkonce.t sections.
8031 * icf.cc (Icf::find_identical_sections): Ditto.
8032 Change the detection for mangled function name within the section
8034 * icf.h (is_section_foldable_candidate): New function.
8036 2009-12-30 Ian Lance Taylor <iant@google.com>
8039 * options.h (class General_options): Permit two dashes with
8040 --retain-symbols-file.
8042 2009-12-30 Ian Lance Taylor <iant@google.com>
8045 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
8046 don't put the file header and segment headers in the text
8050 * common.cc (Sort_commons::operator()): Stabilize sort when both
8052 (Symbol_table::do_allocate_commons_list): When allocating common
8053 symbols, skip a symbol which is no longer common.
8054 * symtab.h (Symbol::is_common): Test whether the symbol comes from
8055 an object before checking its type.
8056 * testsuite/common_test_2.c: New file.
8057 * testsuite/common_test_3.c: New file.
8058 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
8059 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
8060 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
8061 (common_test_2_pic.o, common_test_2.so): New targets.
8062 (common_test_3_pic.o, common_test_3.so): New targets.
8063 * testsuite/Makefile.in: Rebuild.
8066 * script.cc (read_input_script): If we see a new SECTIONS clause,
8067 and we have added an input section, give an error.
8068 * layout.h (class Layout): Add have_added_input_section function.
8069 Add have_added_input_section_ field.
8070 * layout.cc (Layout::Layout): Initialize
8071 have_added_input_section_.
8072 (Layout::layout): Set have_added_input_section_.
8073 (Layout::layout_eh_frame): Likewise.
8075 2009-12-30 Ian Lance Taylor <iant@google.com>
8078 * options.h (class General_options): Add --sort-common option.
8079 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
8080 * common.cc (Sort_common): Add sort_order parameter to
8081 constructor. Add sort_order_ field.
8082 (Sort_commons::operator): Check sort_order_.
8083 (Symbol_table::allocate_commons): Determine the sort order.
8084 (Symbol_table::do_allocate_commons): Add sort_order parameter.
8086 (Symbol_table::do_allocate_commons_list): Likewise.
8088 2009-12-30 Ian Lance Taylor <iant@google.com>
8091 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
8092 symbols from this object, don't change the visibility of an
8094 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
8096 2009-12-30 Ian Lance Taylor <iant@google.com>
8099 * script.h (class Version_script_info): Define Language enum.
8100 Update declarations. Define Glob, Exact, and Lookup types. Add
8101 new fields globals_, locals_, and is_finalized_.
8102 * script.cc: Various formatting fixes.
8103 (class Parser_closure): Change language_stack_ from a vector of
8104 std::string to one of Version_script_info::Language. Adjust all
8106 (class Lazy_demangler): Remove.
8107 (struct Version_expression): Change language from std::string to
8108 Version_script_info::Language.
8109 (Version_script_info::Version_script_info): New function.
8110 (Version_script_info::~Version_script_info): Don't call clear.
8111 (Version_script_info::finalize): New function.
8112 (Version_script_info::build_lookup_tables): New function.
8113 (Version_script_info::build_expression_list_lookup): New
8115 (Version_script_info::get_symbol_version_helper): Rewrite to use
8117 (Version_script_info::print_expression_list): Adjust to use
8118 Version_script_info::Language.
8119 (script_push_lex_into_version_mode): Check that the version script
8120 has not been finalized.
8121 (version_script_push_lang): Change language string to
8122 Version_script_info::Language.
8123 * options.cc (Command_line::version_script): New function.
8124 * options.h (class General_options): Add finalize_dynamic_list
8125 function. Change version_script from declaration to definition.
8126 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
8127 * testsuite/version_script.map: Remove duplicate def of foo.
8128 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
8130 * testsuite/Makefile.in: Rebuild.
8132 2009-12-30 Ian Lance Taylor <iant@google.com>
8135 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
8136 if the input symbol index is 0, make the output symbol index 0.
8138 2009-12-30 Ian Lance Taylor <iant@google.com>
8141 * options.h (class General_options): Add -x/--discard-all.
8142 * object.cc (Sized_relobj::do_count_local_symbols): Handle
8143 --discard-all. If the local symbol needs a dynamic entry, check
8144 that before handling --discard-locals.
8146 2009-12-30 Ian Lance Taylor <iant@google.com>
8149 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
8151 (Output_segment::add_output_section): Don't change the flags if
8155 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
8156 GNU hash table if they need a dynamic value. Otherwise, don't add
8157 them if they are defined in a dynamic object or are forced local.
8159 2009-12-29 Ian Lance Taylor <iant@google.com>
8162 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
8163 .gnu.hash table for a 32-bit target.
8166 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
8167 regular and a dynamic object only needs a dynamic symbol table
8168 entry if it is externally visible.
8171 * i386.cc (class Target_i386): Initialize global_offset_table_ in
8172 constructor. Add global_offset_table_ field.
8173 (Target_i386::got_section): Set global_offset_table_.
8174 (Target_i386::do_finalize_sections): Set global_offset_table_
8176 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
8177 in constructor. Add global_offset_table_ field.
8178 (Target_x86_64::got_section): Set global_offset_table_.
8179 (Target_x86_64::do_finalize_sections): Set global_offset_table_
8182 * layout.cc (Layout::Layout): Initialize increase_relro_.
8183 (Layout::get_output_section): Add is_relro, is_last_relro, and
8184 is_first_non_relro parameters. Change all callers.
8185 (Layout::choose_output_section): Likewise.
8186 (Layout::add_output_section_data): Likewise.
8187 (Layout::make_output_section): Likewise.
8188 (Layout::set_segment_offsets): Clear increase_relro when using a
8190 * layout.h (class Layout): Add increase_relro method. Add
8191 increase_relro_ field. Update declarations.
8192 * output.cc (Output_section::Output_section): Initialize
8193 is_last_relro_ and is_first_non_relro_.
8194 (Output_segment::add_output_section): Group relro sections is
8195 do_sort is true. Handle is_last_relro and is_first_non_relro.
8196 (Output_segment::maximum_alignment): Remove relro handling.
8197 (Output_segment::set_section_addresses): Add increase_relro
8198 parameter. Change all callers. Add initial alignment to align
8199 relro sections on separate page. Remove old relro handling.
8200 (Output_segment::set_section_list_addresses): Remove in_relro
8201 parameter. Change all callers.
8202 (Output_segment::set_offset): Add increase parameter. Change all
8203 callers. Remove old relro handling.
8204 * output.h (class Output_section): Add new methods: is_last_relro,
8205 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
8206 Add is_last_relro_ and is_first_non_relro_ fields.
8207 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
8208 Create separate .got.plt section. Call increase_relro.
8209 * x86_64.cc (Target_x86_64::got_section): Likewise.
8210 * testsuite/relro_script_test.t: Add .got.plt.
8213 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
8214 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
8215 (Layout::finalize): Call set_dynamic_symbol_size.
8216 (Layout::set_dynamic_symbol_size): New function.
8217 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
8218 set_dynamic_symbol_size.
8221 * output.h (class Output_section): Add is_entsize_zero_ field.
8222 * output.cc (Output_section::Output_section): Initialize
8224 (Output_section::set_entsize): If two different entsizes are
8225 requested, force it to zero.
8226 (Output_section::add_input_section): Set flags for .debug_str
8227 before updating section flags. Set entsize.
8228 (Output_section::update_flags_for_input_section): Set SHF_MERGE
8229 and SHF_STRING if all input sections have those flags.
8231 2009-12-29 Rafael Espindola <espindola@google.com>
8233 * main.cc (main): Fix the sys time reporting.
8234 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
8237 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8239 * options.cc (General_options::parse_version): Allow -v to exit
8240 without an error if there is nothing to link.
8242 2009-12-29 Ian Lance Taylor <iant@google.com>
8244 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
8245 using a version of gcc before 4.1.
8246 * configure: Rebuild.
8248 2009-12-28 Chris Demetriou <cgd@google.com>
8250 * attributes.cc (Output_attributes_section_data::do_write): Use
8251 std::vector::front rather than std::vector::data.
8253 2009-12-28 Ian Lance Taylor <iant@google.com>
8255 * symtab.h (class Symbol_table): Add enum Defined.
8256 * resolve.cc (Symbol_table::should_override): Add defined
8257 parameter. Change all callers. Test whether object is NULL
8258 before calling a method on it.
8259 (Symbol_table::report_resolve_problem): Add defined parameter.
8261 (Symbol_table::should_override_with_special): Likewise.
8262 * symtab.cc (Symbol_table::define_in_output_data): Add defined
8263 parameter. Change all callers.
8264 (Symbol_table::do_define_in_output_data): Likewise.
8265 (Symbol_table::define_in_output_segment): Likewise.
8266 (Symbol_table::do_define_in_output_segment): Likewise.
8267 (Symbol_table::define_as_constant): Likewise.
8268 (Symbol_table::do_define_as_constant): Likewise.
8269 * script.h (class Symbol_assignment): Add is_defsym parameter to
8270 constructor; change all callers.
8271 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
8272 parameter. Change all callers. Add is_defsym_ field.
8273 (class Parser_closure): Add parsing_defsym parameter to
8274 constructor; change all callers. Add parsing_defsym accessor
8275 function. Add parsing_defsym_ field.
8277 2009-12-28 Ian Lance Taylor <iant@google.com>
8279 * gold.cc (queue_middle_tasks): Fix formatting.
8280 * object.cc (Relobj::is_section_name_included): Likewise.
8282 2009-12-23 Ian Lance Taylor <iant@google.com>
8284 * i386.cc (Target_i386::do_calls_non_split): Recognize
8285 -fsplit-stack prologue for a function with a static chain.
8286 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
8287 -fsplit-stack prologue when using %r11.
8289 2009-12-21 Sriraman Tallam <tmsriram@google.com>
8291 * options.cc (General_options::parse_version): Make -v continue and do
8292 the link like GNU ld does.
8294 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8296 * Makefile.am (CCFILES): Add timer.cc.
8297 (HFILES): Add timer.h.
8298 * configure.ac: Check for sysconf and times.
8299 * main.cc: include timer.h.
8300 (main): Use Timer instead of get_run_time.
8303 * workqueue.cc: include timer.h.
8304 (Workqueue::find_and_run_task):
8305 Report user, sys and wall time.
8306 * Makefile.in: Regenerate.
8307 * config.in: Regenerate.
8308 * configure: Regenerate.
8310 2009-12-16 Doug Kwan <dougkwan@google.com>
8312 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
8314 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
8315 relaxed input sections.
8316 * output.cc (Output_section::find_relaxed_input_section): Change
8317 return type to Output_relaxed_input_section pointer. Adjust code
8318 for new type of relaxed_input_section_map_.
8319 * output.h (Output_section::find_relaxed_input_section): Change
8320 return type to Output_relaxed_input_section pointer.
8321 (Output_section::Output_relaxed_input_section_by_input_section_map):
8323 (Output_section::relaxed_input_section_map_): Change type to
8324 Output_section::Output_relaxed_input_section_by_input_section_map.
8325 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
8328 2009-12-15 Ian Lance Taylor <iant@google.com>
8330 * layout.cc (Layout::create_shstrtab): Only write out after input
8331 sections if we are compressing debug sections.
8333 2009-12-15 Ian Lance Taylor <iant@google.com>
8335 * archive.cc (Archive::add_symbols): Only look up a symbol without
8336 a version if there is, in fact, a version.
8338 2009-12-14 Ian Lance Taylor <iant@google.com>
8340 Revert -Wshadow changes, all changes from:
8341 2009-12-11 Doug Kwan <dougkwan@google.com>
8342 2009-12-11 Nick Clifton <nickc@redhat.com>
8343 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
8345 2009-12-11 Doug Kwan <dougkwan@google.com>
8347 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
8349 * attributes.cc (Object_attribute::size): Ditto.
8350 (Attributes_section_data::size): Ditto.
8351 (Attributes_section_data::Attributes_section_data): Ditto.
8352 (Output_attributes_section_data::do_write): Ditto.
8353 * attributes.h (Object_attribute::set_type): Ditto.
8354 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
8356 2009-12-11 Nick Clifton <nickc@redhat.com>
8358 * archive.cc: Fix shadowed variable warnings.
8360 * compressed_output.cc: Likewise.
8361 * compressed_output.h: Likewise.
8362 * configure: Likewise.
8363 * dwarf_reader.cc: Likewise.
8364 * dynobj.cc: Likewise.
8365 * dynobj.h: Likewise.
8366 * ehframe.cc: Likewise.
8367 * ehframe.h: Likewise.
8368 * errors.cc: Likewise.
8369 * expression.cc: Likewise.
8370 * fileread.cc: Likewise.
8371 * fileread.h: Likewise.
8372 * freebsd.h: Likewise.
8373 * i386.cc: Likewise.
8375 * incremental.h: Likewise.
8376 * layout.cc: Likewise.
8377 * layout.h: Likewise.
8378 * mapfile.cc: Likewise.
8379 * merge.cc: Likewise.
8380 * merge.h: Likewise.
8381 * object.cc: Likewise.
8382 * object.h: Likewise.
8383 * options.h: Likewise.
8384 * output.cc: Likewise.
8385 * output.h: Likewise.
8386 * parameters.cc: Likewise.
8387 * plugin.cc: Likewise.
8388 * powerpc.cc: Likewise.
8389 * reduced_debug_output.cc: Likewise.
8390 * reduced_debug_output.h: Likewise.
8391 * reloc.cc: Likewise.
8392 * reloc.h: Likewise.
8393 * resolve.cc: Likewise.
8394 * script-sections.cc: Likewise.
8395 * script.cc: Likewise.
8396 * script.h: Likewise.
8397 * sparc.cc: Likewise.
8398 * symtab.cc: Likewise.
8399 * symtab.h: Likewise.
8400 * target-select.cc: Likewise.
8401 * target-select.h: Likewise.
8402 * token.h: Likewise.
8403 * workqueue.cc: Likewise.
8404 * workqueue.h: Likewise.
8405 * x86_64.cc: Likewise.
8407 2009-12-10 Doug Kwan <dougkwan@google.com>
8409 * arm.cc (attributes.h): New include.
8410 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
8411 (Arm_relobj::~Arm_relobj): Delete object pointed by
8412 attributes_section_data_.
8413 (Arm_relobj::attributes_section_data): New method definition.
8414 (Arm_relobj::attributes_section_data_): New data member declaration.
8415 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
8416 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
8417 attributes_section_data_.
8418 (Arm_dynobj::attributes_section_data): New method definition.
8419 (Arm_dynobj::attributes_section_data_): New data member declaration.
8420 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
8421 initialization value of may_use_blx_ to false.
8422 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
8423 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
8424 object attributes to compute results instead of hard-coding.
8425 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
8426 Target_arm::get_secondary_compatible_arch,
8427 Target_arm::set_secondary_compatible_arch
8428 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8429 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
8430 New method declarations.
8431 (Target_arm::get_aeabi_object_attribute): New method definition.
8432 (Target_arm::attributes_section_data_): New data member declaration.
8433 (read_arm_attributes_section): New template definition.
8434 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
8435 (Arm_dynobj::do_read_symbols): Ditto.
8436 (Target_arm::do_finalize_sections): Merge attributes sections from
8437 input. Check for BLX use after attributes section merging.
8438 Fix __exidx_start and __exidx_end visibility. Create an
8439 .ARM.attributes section if necessary.
8440 (Target_arm::get_secondary_compatible_arch,
8441 Target_arm::set_secondary_compatible_arch,
8442 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
8443 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
8444 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
8445 New method definitions.
8447 2009-12-09 Ian Lance Taylor <iant@google.com>
8449 * plugin.cc (Plugin::load): Don't cast from void* to a function
8452 2009-12-09 Ian Lance Taylor <iant@google.com>
8454 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
8457 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
8459 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
8460 Replace two_file_shared_1.so with two_file_shared_2.so.
8461 * testsuite/Makefile.in: Regenerated.
8463 2009-12-08 Doug Kwan <dougkwan@google.com>
8465 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
8466 (HFILES): Add attributes.h and int_encoding.h.
8467 * Makefile.in: Regenerate.
8468 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
8469 function definitions to int_encoding.cc
8470 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
8471 prototypes to int_encoding.h
8472 * reduced_debug_output.cc (int_encoding.h): New include.
8473 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
8474 function definitions to int_encoding.cc
8475 (insert_into_vector, read_from_pointer): Move template definitions to
8477 * attributes.cc: New file.
8478 * attributes.h: New file.
8479 * int_encoding.cc: New file.
8480 * int_encoding.h: New file.
8482 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
8485 * incremental-dump.cc (dump_incremental_inputs): New.
8486 (main): Use dump_incremental_inputs.
8488 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
8491 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
8492 checking elfcpp::STT_FUNC.
8493 (Target_i386::Relocate::relocate): Likewise.
8494 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8496 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
8497 symbols from shared libraries into normal FUNC symbols.
8499 * symtab.h (Symbol): Add is_func and use it.
8501 2009-12-05 Doug Kwan <dougkwan@google.com>
8503 * arm.cc (Target_arm::arm_info): Initialize new fields
8504 attributes_section and attributes_vendor.
8505 * i386.cc (Target_i386::i386_info): Same.
8506 * object.cc (Sized_relobj::do_layout): Skip attribute section.
8507 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
8508 fields attributes_section and attributes_vendor.
8509 * sparc.cc (Target_sparc::sparc_info): Same.
8510 * target.h (Target::attributes_section, Target::attributes_vendor,
8511 Target::is_attributes_section, Target::attribute_arg_type,
8512 Target::attributes_order): New method definitions.
8513 (Target::Target_info::attributes_section,
8514 Target::Target_info::attributes_vendor): New fields.
8515 (Target::do_attribute_arg_type, Target::do_attributes_order): New
8516 virtual method definitions.
8517 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
8518 attributes_section and attributes_vendor.
8519 * testsuite/testfile.cc (Target_test::test_target_info): Same.
8521 2009-12-05 Doug Kwan <dougkwan@google.com>
8523 * arm.cc: Update comments about interworking and stub generation.
8524 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
8525 considered as non-PIC.
8526 (Arm_relocate_functions::base_abs): Fix formatting.
8527 (Arm_relocate_functions::got_prel): Fix comment. Change interface
8528 of function to use GOT entry address instead of offset.
8529 (Target_arm::Scan::global): Issue an error if a symbol would need a
8530 PLT does not get one because it is untyped. Remove code to create
8531 dynamic symbols for relative branches.
8532 (Target_arm::Relocate::relocate: Use 0 instead of false since function
8533 takes unsigned integer instead of boolean.
8535 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
8537 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
8538 (two_file_test_LDADD): Likewise.
8539 (common_test_1_LDADD): Likewise.
8540 (exception_test_LDADD) Likewise.
8541 (weak_test_LDADD): Likewise.
8542 (many_sections_test_LDADD): Likewise.
8543 (initpri1_LDADD): Likewise.
8544 (script_test_1_LDADD): Likewise.
8545 (script_test_2_LDADD): Likewise.
8546 (justsyms_LDADD): Likewise.
8547 (binary_test_LDADD): Likewise.
8548 (large_LDADD): Likewise.
8549 * testsuite/Makefile.in: Regenerated.
8551 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
8553 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
8554 (Symbol_table::override_with_special): Likewise.
8555 (Symbol_table::add_from_object): Likewise.
8557 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8559 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8560 Don't set the data_offset twice.
8562 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
8564 * testsuite/Makefile.in: Regenerate.
8566 2009-12-03 Doug Kwan <dougkwan@google.com>
8568 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
8569 (Target_arm::do_finalize_sections): Add parameter for symbol table
8570 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
8571 * i386.cc (Target_i386::do_finalize_sections): Add an additional
8572 parameter for symbol table pointer.
8573 * layout.cc (Layout::finalize): Call Target::finalize_sections with
8574 an additional parameter for a pointer to symbol table.
8575 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
8576 parameter for a symbol table pointer.
8577 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
8578 * target.h (Target::finalize_sections, Target::do_finalize_sections):
8580 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
8581 parameter for a symbol table pointer.
8583 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
8585 * incremental.cc (Incremental_inputs_header)
8586 (Incremental_inputs_header_write, Incremental_inputs_entry)
8587 (Incremental_inputs_entry_write): Move ...
8588 * incremental.h (Incremental_inputs_header)
8589 (Incremental_inputs_header_write, Incremental_inputs_entry)
8590 (Incremental_inputs_entry_write): here.
8592 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8594 * incremental.cc (make_sized_incremental_binary): Set the target.
8595 Error if it is incompatible.
8596 * output.h (Output_file): Add filename method.
8598 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8600 * incremental.cc (Incremental_inputs_entry): Remove unused argument
8601 from the get_* methods.
8603 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8605 * incremental-dump.cc (main): Check that the offeset of a script is 0.
8606 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
8607 Write 0 for the data_offset of scripts.
8609 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
8611 * testsuite/Makefile.am: Add the incremental_test.sh test.
8612 * testsuite/incremental_test.sh: New.
8613 * testsuite/incremental_test_1.c: New.
8614 * testsuite/incremental_test_2.c: New.
8616 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
8618 * incremental-dump.cc (main): Fix typos.
8620 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
8623 * incremental-dump.cc (main): Use llu to print 64 bit values.
8625 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
8626 H.J. Lu <hongjiu.lu@intel.com>
8628 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
8630 (incremental_dump_LDADD): Likewise.
8631 * Makefile.in: Regenerated.
8633 2009-11-25 Doug Kwan <dougkwan@google.com>
8637 2009-11-25 Doug Kwan <dougkwan@google.com>
8639 * arm.cc (Target_arm::Target_arm): Move method definition
8640 outside of class definition. Add code to handle
8641 --target1-rel, --target1-abs and --target2= options.
8642 (Target_arm::get_reloc_reloc_type): Change method to be
8643 non-static and const.
8644 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
8645 New data member declaration.
8646 (Target_arm::Scan::local, Target_arm::Scan::global,
8647 Target_arm::Relocate::relocate,
8648 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8649 Adjust call to Target_arm::get_real_reloc_type.
8650 (Target_arm::get_real_reloc_type): Use command line options
8651 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8652 * options.h (--target1-rel, --target1-abs, --target2): New
8655 2009-11-25 Doug Kwan <dougkwan@google.com>
8657 * arm.cc (Target_arm::Target_arm): Move method definition outside of
8658 class definition. Add code to handle --target1-rel, --target1-abs
8659 and --target2= options.
8660 (Target_arm::get_reloc_reloc_type): Change method to be non-static
8662 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
8664 (Target_arm::Scan::local, Target_arm::Scan::global,
8665 Target_arm::Relocate::relocate,
8666 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
8667 call to Target_arm::get_real_reloc_type.
8668 (Target_arm::get_real_reloc_type): Use command line options to
8669 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
8670 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
8673 2009-11-25 Doug Kwan <dougkwan@google.com>
8675 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
8676 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
8677 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
8679 (Arm_relocate_functions::thm_call): Replace body with a call to
8680 Arm_relocate_functions::thumb_branch_common.
8681 (Arm_relocate_functions::thm_jump24,
8682 Arm_relocate_functions::thm_xpc22): New method definitions.
8683 (Arm_relocate_functions::thumb_branch_common): New method definition.
8684 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
8686 (Target_arm::Relocate::relocate): Adjust call to thm_call.
8687 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
8689 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8691 * Makefile.am: Build incremental-dump
8692 * Makefile.in: Regenerate.
8693 * incremental-dump.cc: New.
8694 * incremental.cc (Incremental_inputs_header_data,
8695 Incremental_inputs_entry_data): Move to incremental.h
8696 * incremental.h: (Incremental_inputs_header_data,
8697 Incremental_inputs_entry_data): Move from incremental.cc
8699 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8701 * incremental.cc (Incremental_inputs_header,
8702 Incremental_inputs_header_write, Incremental_inputs_entry,
8703 Incremental_inputs_entry_write): Add a typedef with the data type.
8705 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
8707 * incremental.cc (Incremental_inputs_header,
8708 Incremental_inputs_header_write, Incremental_inputs_entry,
8709 Incremental_inputs_entry_write): Update comment about which
8710 type has the filed descriptions.
8712 2009-11-15 Doug Kwan <dougkwan@google.com>
8714 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
8715 (Arm_relocate_functions::arm_branch_common): Change method defintion
8716 in class definition to a method declaration and update list of formal
8718 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
8719 Arm_relocation_functions::jump24): Adjust call to
8720 Arm_relocate_functions::arm_branch_common. Update list of formal
8722 (Arm_relocate_functions::xpc25): New method definition.
8723 (Arm_relocate_functions::arm_branch_common): Move method defintion
8724 out from class definition. Use stubs for mode-switching and extending
8726 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
8727 specially. Change code to enable use of stubs in ARM branches.
8729 2009-11-10 Doug Kwan <dougkwan@google.com>
8731 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
8732 in method declaration.
8733 (Target_arm::relocate_stub): New method declaration.
8734 (Target_arm::default_target): Change to return a pointer instead of
8736 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
8737 Target_arm::default_target.
8738 (Arm_Relobj::do_relocate_sections): Remove options paramater in
8740 (Target_arm::relocate_section): Adjust view.
8741 (Target_arm::relocate_stub): New method definition.
8743 2009-11-10 Doug Kwan <dougkwan@google.com>
8745 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
8747 * incremental.cc (open_incremental_binary): Initialized local
8748 variables to avoid warnings.
8749 * object.cc (make_elf_object): Ditto.
8750 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
8753 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
8756 * testsuite/plugin_test.c: Include "config.h".
8758 2009-11-09 Doug Kwan <dougkwan@google.com>
8760 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
8761 (arm_symbol_value): Remove.
8762 (Arm_relocate_functions::arm_branch_common,
8763 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
8764 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
8765 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
8766 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
8767 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
8768 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
8769 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
8770 Arm_relocate_functions::thm_mobw_abs_nc,
8771 Arm_relocate_functions::thm_mov_abs,
8772 Arm_relocate_functions::movw_prel_nc,
8773 Arm_relocate_functions::thm_movt_abs,
8774 Arm_relocate_functions::movt_prel,
8775 Arm_relocate_functions::thm_movw_prel_nc,
8776 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
8777 (Target_arm::Relocate::relocate): Only decompose address into two
8778 parts if relocation type uses the thumb-bit and pass the actual
8779 bit instead of a flag indicating that the thumb-bit is used. Adjust
8780 calls to methods in Arm_relocate_functions for this change.
8782 2009-11-08 Ian Lance Taylor <iant@google.com>
8785 * reloc.cc: Instantiate
8786 Sized_relobj::initialize_input_to_output_maps and
8787 Sized_relobj:free_input_to_output_maps.
8789 2009-11-06 Ian Lance Taylor <iant@google.com>
8792 * defstd.cc (in_segment): Set only_if_ref true for "end".
8794 2009-11-06 Doug Kwan <dougkwan@google.com>
8796 * arm.cc (class Reloc_stub): Correct a comment.
8797 (Target_arm::Target_arm): Initialize arm_input_section_map_.
8798 (Target_arm::scan_section_for_stubs): New method declaration.
8799 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
8800 Change methods from private to protected.
8801 (Target_arm::do_may_relax): New method definition.
8802 (Target_arm::do_relax, Target_arm::group_sections,
8803 Target_arm::scan_reloc_for_stub,
8804 Target_arm::scan_reloc_section_for_stubs): New method declarations.
8805 (Target_arm::arm_input_section_map_): New data member declaration.
8806 (Target_arm::scan_reloc_for_stub,
8807 Target_arm::scan_reloc_section_for_stubs,
8808 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
8809 Target_arm::do_relax): New method definitions.
8811 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
8813 * configure.ac: Check for (struct stat)::st_mtim
8814 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
8815 * config.in: Regenerate.
8816 * configure: Regenerate.
8818 2009-11-05 Ian Lance Taylor <iant@google.com>
8821 * output.cc (Output_segment::add_output_section): Add missing
8824 2009-11-04 Ian Lance Taylor <iant@google.com>
8827 * object.h (class Object): Add is_needed and set_is_needed
8828 methods. Add is_needed_ field. Make bool fields into bitfields.
8829 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
8830 defined in a dynamic object and referenced by a regular object,
8831 set is_needed for the dynamic object.
8832 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
8833 if the file is marked with as_needed and it is not needed.
8835 2009-11-04 Ian Lance Taylor <iant@google.com>
8838 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
8839 tags if data is discarded by linker script.
8840 * i386.cc (Target_i386::do_finalize_sections): Likewise.
8841 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
8842 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
8843 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
8845 2009-11-04 Ian Lance Taylor <iant@google.com>
8847 * layout.cc (Layout::get_output_section): Add is_interp and
8848 is_dynamic_linker_section parameters. Change all callers.
8849 (Layout::choose_output_section): Likewise.
8850 (Layout::make_output_section): Likewise.
8851 (Layout::add_output_section_data): Add is_dynamic_linker_section
8852 parameter. Change all callers.
8853 * layout.h (class Layout): Update declarations.
8854 * output.h (class Output_section): Add is_interp, set_is_interp,
8855 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
8856 Add is_interp_, is_dynamic_linker_section_ fields. Change
8857 generate_code_fills_at_write_ to a bitfield.
8858 * output.cc (Output_section::Output_sections): Initialize new
8860 (Output_segment::add_output_section): Add do_sort parameter.
8863 2009-11-03 Ian Lance Taylor <iant@google.com>
8866 * options.h (class General_options): Add --warn-common.
8867 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
8868 merging two common symbols.
8869 (Symbol_table::should_override): Handle --warn-common when merging
8870 a common symbol with a defined symbol. Use report_resolve_problem
8871 for multiple definitions.
8872 (Symbol_table::report_resolve_problem): New function.
8873 * symtab.h (class Symbol_table): Declare report_resolve_problem.
8875 2009-11-03 Doug Kwan <dougkwan@google.com>
8877 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
8879 (Target_arm::stub_factory): New method definition.
8880 (Target_arm::new_arm_input_section,
8881 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
8882 Target_arm::reloc_uses_thumb_bit): New method declarations.
8883 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
8884 New type definitions.
8885 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
8886 member declarations.
8887 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
8888 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
8889 New method definitions.
8891 2009-11-03 Ian Lance Taylor <iant@google.com>
8893 * options.h (class General_options): Add --warn_constructors.
8895 2009-11-03 Ian Lance Taylor <iant@google.com>
8898 * defstd.cc (in_section): Add entries for __rel_iplt_start,
8899 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
8901 2009-11-03 Ian Lance Taylor <iant@google.com>
8904 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
8905 --msgid-bugs-address.
8906 (install-pdf): New target.
8907 (install-data_yes): Look up one directory to find mkinstalldirs.
8909 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
8911 * po/Make-in (.po.gmo): Don't generate .gmo files in source
8914 2009-10-30 Doug Kwan <dougkwan@google.com>
8916 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
8918 2009-10-30 Doug Kwan <dougkwan@google.com>
8920 * arm.cc (Stub_addend_reader): New struct template definition
8921 and partial specializations.
8922 (Stub_addend_reader::operator()): New method definition for a
8923 partially specialized template.
8925 2009-10-30 Doug Kwan <dougkwan@google.com>
8927 * arm.cc (Arm_relobj::processor_specific_flags): New method
8929 (Arm_relobj::do_read_symbols): New method declaration.
8930 (Arm_relobj::processor_specific_flags_): New data member declaration.
8931 (Arm_dynobj): New class definition.
8932 (Target_arm::do_finalize_sections): Add input_objects parameter.
8933 (Target_arm::do_adjust_elf_header): New method declaration.
8934 (Target_arm::are_eabi_versions_compatible,
8935 (Target_arm::merge_processor_specific_flags): New method declaration.
8936 (Target_arm::do_make_elf_object): New overloaded method definitions
8938 (Arm_relobj::do_read_symbols): New method definition.
8939 (Arm_dynobj::do_read_symbols): Ditto.
8940 (Target_arm::do_finalize_sections): Add input_objects parameters.
8941 Merge processor-specific flags from all input objects.
8942 (Target_arm::are_eabi_versions_compatible,
8943 Target_arm::merge_processor_specific_flags,
8944 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
8945 New method definitions.
8946 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
8947 Input_objects pointer type parameter.
8948 * layout.cc (Layout::finalize): Pass input objects to target's.
8949 finalize_sections function.
8950 * output.cc (Output_file_header::do_sized_write): Set ELF file
8951 header's processor-specific flags.
8952 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
8953 Input_objects pointer type parameter.
8954 * sparc.cc (Target_sparc::do_finalize_sections): Same.
8955 * target.h (Input_objects): New forward class declaration.
8956 (Target::processor_specific_flags,
8957 Target::are_processor_specific_flags_sect): New method definitions.
8958 (Target::finalize_sections): Add input_objects parameter.
8959 (Target::Target): Initialize processor_specific_flags_ and
8960 are_processor_specific_flags_set_.
8961 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
8963 (Target::set_processor_specific_flags): New method definition.
8964 (Target::processor_specific_flags_,
8965 Target::are_processor_specific_flags_set_): New data member
8967 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
8968 Input_objects pointer type parameter.
8970 2009-10-30 Doug Kwan <dougkwan@google.com>
8972 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
8974 2009-10-28 Ian Lance Taylor <iant@google.com>
8976 * object.h (class Relobj): Drop options parameter from
8977 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
8978 do_scan_relocs, do_relocate. Change all callers.
8979 (class Sized_relobj): Drop options parameters from
8980 do_gc_process_relocs, do_scan_relocs, do_relocate,
8981 do_relocate_sections, relocate_sections, emit_relocs_scan,
8982 emit_relocs_scan_reltype. Change all callers.
8983 (struct Relocate_info): Remove options field and all references to
8985 * reloc.h (class Read_relocs): Remove options constructor
8986 parameter and options_ field. Change all callers.
8987 (class Gc_process_relocs, class Scan_relocs): Likewise.
8988 (class Relocate_task): Likewise.
8989 * target-reloc.h (scan_relocs): Remove options parameter. Change
8991 (scan_relocatable_relocs): Likewise.
8992 * target.h (class Sized_target): Remove options parameter from
8993 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
8995 * gc.h (gc_process_relocs): Remove options parameter. Change all
8997 * arm.cc: Update functions to remove options parameters.
8998 * i386.cc: Likewise.
8999 * powerpc.cc: Likewise.
9000 * sparc.cc: Likewise.
9001 * x86_64.cc: Likewise.
9002 * testsuite/testfile.cc: Likewise.
9004 2009-10-28 Doug Kwan <dougkwan@google.com>
9006 * arm.cc (Arm_relobj): New class definition.
9007 (Arm_relobj::scan_sections_for_stubs,
9008 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
9009 New method definitions.
9011 2009-10-28 Cary Coutant <ccoutant@google.com>
9013 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
9014 (Plugin::cleanup_done_): New member.
9015 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
9016 (Plugin_manager::cleanup_done_): Remove.
9017 (Plugin_manager::add_input_file): Edit error message.
9018 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9019 (Plugin_manager::cleanup): Remove use of cleanup_done_.
9021 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
9023 * fileread.cc: (File_read::View::~View): Use the new
9024 data_ownership_ filed.
9025 (File_read::~File_read): Dispose the new whole_file_view_.
9026 (File_read::open): Mmap the whole file if needed.
9027 (File_read::open): Use whole_file_view_ instead of contents_.
9028 (File_read::find_view): Use whole_file_view_ if applicable.
9029 (File_read::do_read): Use whole_file_view_ instead of contents_.
9030 (File_read::make_view): Use whole_file_view_ instead of contents_,
9031 update File_read::View::View call.
9032 (File_read::find_or_make_view): Update File_read::View::View
9034 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
9036 (File_read::View::Data_ownership): New enum.
9037 (File_read::View::View): Replace bool mapped_ with Data_ownership
9039 (File_read::View::mapped_): Remove (replaced by data_ownership_).
9040 (File_read::View::data_ownership_): New field.
9041 (File_read::contents_): Remove (replaced by whole_file_view_).
9042 (File_read::whole_file_view_): New field.
9043 * options.h (class General_options): Add --keep-files-mapped.
9045 2009-10-27 Cary Coutant <ccoutant@google.com>
9047 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
9048 * testsuite/Makefile.am (plugin_test_5): New test case.
9049 * testsuite/Makefile.in: Regenerate.
9051 2009-10-25 Doug Kwan <dougkwan@google.com>
9053 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
9054 from private to protected to allow access by child class.
9055 (Sized_relobj::do_relocate_sections): New method declaration.
9056 (Sized_relobj::relocate_sections): Virtualize.
9057 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
9058 Sized_relobj::relocate_sections. Instantiate template explicitly
9059 for different target sizes and endianity.
9061 2009-10-24 Doug Kwan <dougkwan@google.com>
9063 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
9064 (Arm_input_section::as_arm_input_section): New method.
9065 (Arm_output_section): New class definition.
9066 (Arm_output_section::create_stub_group,
9067 Arm_output_section::group_sections): New method definitions.
9069 2009-10-22 Doug Kwan <dougkwan@google.com>
9071 * arm.cc (Arm_input_section): New class definition.
9072 (Arm_input_section::init, Arm_input_section:do_write,
9073 Arm_input_section::set_final_data_size,
9074 Arm_input_section::do_reset_address_and_file_offset): New method
9077 2009-10-21 Doug Kwan <dougkwan@google.com>
9079 * arm.cc (Stub_table, Arm_input_section): New forward class
9081 (Stub_table): New class defintion.
9082 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
9083 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
9084 New method definition.
9086 2009-10-21 Doug Kwan <dougkwan@google.com>
9088 * arm.cc: Update copyright comments.
9089 (Target_arm): New forward class template declaration.
9090 (Arm_address): New type.
9091 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
9092 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
9093 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
9095 (Insn_template): Same.
9096 (DEF_STUBS): New macro.
9097 (Stub_type): New enum type.
9098 (Stub_template): New class definition.
9101 (Stub_factory): Same.
9102 (Target_arm::Target_arm): Initialize may_use_blx_ and
9103 should_force_pic_veneer_.
9104 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
9105 Target_arm::should_force_pic_veneer,
9106 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
9107 Target_arm::using_thumb_only, Target_arm:;default_target): New
9109 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
9110 New data member declarations.
9111 (Insn_template::size, Insn_template::alignment): New method defintions.
9112 (Stub_template::Stub_template): New method definition.
9113 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
9114 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
9115 (Stub_factory::Stub_factory): New method definition.
9116 * gold.h (string_hash): New template.
9117 * output.h (Input_section_specifier::hash_value): Use
9119 (Input_section_specifier::string_hash): Remove.
9120 * stringpool.cc (Stringpool_template::string_hash): Use
9123 2009-10-20 Doug Kwan <dougkwan@google.com>
9125 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
9126 symbols of relaxed input sections.
9127 * output.h (Output_section::find_relaxed_input_section): Make
9130 2009-10-16 Doug Kwan <dougkwan@google.com>
9132 * dynobj.cc (Versions::Versions): Initialize version_script_.
9133 Only insert base version symbol definition for a shared object
9134 if version script defines any version versions.
9135 (Versions::define_base_version): New method definition.
9136 (Versions::add_def): Check that base version is not needed.
9137 (Versions::add_need): Define base version lazily.
9138 * dynobj.h (Versions::define_base_version): New method declaration.
9139 (Versions::needs_base_version_): New data member declaration.
9140 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
9141 (check_DATA): Add no_version_test.stdout.
9142 (libno_version_test.so, no_version_test.o no_version_test.stdout):
9144 * testsuite/Makefile.in: Regenerate.
9145 * testsuite/no_version_test.c: New file.
9146 * testsuite/no_version_test.sh: Ditto.
9148 2009-10-16 Doug Kwan <dougkwan@google.com>
9150 * expression.cc (class Segment_start_expression): New class definition.
9151 (Segment_start_expression::value): New method definition.
9152 (script_exp_function_segment_start): Return a new
9153 Segment_start_expression.
9154 * gold/script-c.h (script_saw_segment_start_expression): New function
9156 * script-sections.cc (Script_sections::Script_sections): Initialize
9157 SAW_SEGMENT_START_EXPRESSION_ to false.
9158 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
9159 and -Tbbs options to specify section addresses if given in
9160 command line and no SEGMENT_START expression is seen in a script.
9161 * script-sections.h (Script_sections::saw_segment_start_expression,
9162 Script_sections::set_saw_segment_start_expression): New method
9164 (Script_sections::saw_segment_start_expression_): New data member
9166 * script.cc (script_saw_segment_start_expression): New function.
9167 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
9168 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
9169 script_test_7.sh and script_test_8.sh.
9170 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
9171 script_test_8.stdout.
9172 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
9173 (script_test_6, script_test_6.stdout, script_test_7,
9174 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
9175 * Makefile.in: Regenerate.
9176 * testsuite/script_test_6.sh: New file.
9177 * testsuite/script_test_6.t: Same.
9178 * testsuite/script_test_7.sh: Same.
9179 * testsuite/script_test_7.t: Same.
9180 * testsuite/script_test_8.sh: Same.
9182 2009-10-16 Doug Kwan <dougkwan@google.com>
9184 * output.cc (Output_segment::set_section_list_address): Cast
9185 expressions to unsigned long long type to avoid format warnings.
9187 2009-10-15 Ian Lance Taylor <iant@google.com>
9189 * script.cc (Script_options::add_symbol_assignment): Always add a
9190 dot assignment to script_sections_.
9191 * script-sections.cc (Script_sections::add_dot_assignment):
9192 Initialize if necessary.
9194 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
9195 program headers with no load segment if there is a linker script.
9197 * layout.cc (Layout::set_segment_offsets): Align the file offset
9198 to the segment aligment for -N or -n with no load segment.
9199 * output.cc (Output_segment::add_output_section): Don't crash if
9200 the first section is a TLS section.
9201 (Output_segment::set_section_list_addresses): Print an error
9202 message if the address moves backward in a linker script.
9203 * script-sections.cc
9204 (Output_section_element_input::set_section_addresses): Don't
9205 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
9206 (Orphan_output_section::set_section_addresses): Likewise.
9208 2009-10-15 Doug Kwan <dougkwan@google.com>
9210 * layout.cc (Layout::finish_dynamic_section): Generate tags
9211 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
9212 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
9213 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
9215 2009-10-14 Ian Lance Taylor <iant@google.com>
9217 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
9219 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
9220 data_shdr fields of relinfo.
9221 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
9222 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
9223 R_386_TLS_LDO_32, adjust based on section flags.
9224 (Target_i386::Relocate::fix_up_ldo): Remove.
9226 2009-10-13 Ian Lance Taylor <iant@google.com>
9228 Add support for -pie.
9229 * options.h (class General_options): Add -pie and
9231 (General_options::output_is_position_independent): Test -pie.
9232 (General_options::output_is_executable): Return true if not shared
9233 and not relocatable.
9234 (General_options::output_is_pie): Remove.
9235 * options.cc (General_options::finalize): Reject incompatible uses
9237 * gold.cc (queue_middle_tasks): A -pie link is not static.
9238 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
9239 * symtab.cc (Symbol::final_value_is_known): Return false if
9240 output_is_position_independent.
9241 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
9242 output_is_position_independent.
9243 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
9244 output_is_position_independent.
9245 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
9246 output_is_position_independent.
9247 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
9249 (basic_pie_test.o, basic_pie_test): New targets.
9250 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
9251 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
9252 (two_file_pie_test): New target.
9253 * testsuite/Makefile.in: Rebuild.
9254 * README: Remove note saying that -pie is not supported.
9256 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9258 * options.h (class General_options): Add -init and -fini.
9259 * layout.cc (Layout::finish_dynamic_section): Emit
9260 given init and fini functions.
9262 2009-10-13 Sriraman Tallam <tmsriram@google.com>
9264 * gc.h (gc_process_relocs): Check if icf is enabled using new
9266 * gold.cc (queue_initial_tasks): Likewise.
9267 (queue_middle_tasks): Likewise.
9268 * object.cc (do_layout): Likewise.
9269 * symtab.cc (is_section_folded): Likewise.
9270 * main.cc (main): Likewise.
9271 * reloc.cc (Read_relocs::run): Likewise.
9272 (Sized_relobj::do_scan_relocs): Likewise.
9273 * icf.cc (is_function_ctor_or_dtor): New function.
9274 (Icf::find_identical_sections): Check if function is ctor or dtor when
9276 * options.h (General_options::icf): Change option to be an enum.
9277 (Icf_status): New enum.
9278 (icf_enabled): New method.
9279 (icf_safe_folding): New method.
9280 (set_icf_status): New method.
9281 (icf_status_): New variable.
9282 * (options.cc) (General_options::finalize): Set icf_status_.
9283 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
9284 icf_test and icf_keep_unique_test to use the --icf enum flag.
9285 * testsuite/icf_safe_test.sh: New file.
9286 * testsuite/icf_safe_test.cc: New file.
9288 2009-10-12 Sriraman Tallam <tmsriram@google.com>
9290 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
9291 includes to gc.h and icf.h.
9292 * arm.cc: Include gc.h.
9293 * gold.cc: Likewise.
9294 * i386.cc: Likewise.
9295 * powerpc.cc: Likewise.
9296 * sparc.cc: Likewise.
9297 * x86_64.cc: Likewise.
9298 * gc.h: Include icf.h.
9300 2009-10-11 Ian Lance Taylor <iant@google.com>
9302 * plugin.cc: Include "gold.h" before other header files.
9304 2009-10-10 Chris Demetriou <cgd@google.com>
9306 * options.h (Input_file_argument::Input_file_type): New enum.
9307 (Input_file_argument::is_lib_): Replace with...
9308 (Input_file_argument::type_): New member.
9309 (Input_file_argument::Input_file_argument): Take Input_file_type
9310 'type' rather than boolean 'is_lib' as second argument.
9311 (Input_file_argument::is_lib): Use type_.
9312 (Input_file_argument::is_searched_file): New function.
9313 (Input_file_argument::may_need_search): Handle is_searched_file.
9314 * options.cc (General_options::parse_library): Support -l:filename.
9315 (General_options::parse_just_symbols): Update for Input_file_argument
9317 (Command_line::process): Likewise.
9318 * archive.cc (Archive::get_file_and_offset): Likewise.
9319 * plugin.cc (Plugin_manager::release_input_file): Likewise.
9320 * script.cc (read_script_file, script_add_file): Likewise.
9321 * fileread.cc (Input_file::Input_file): Likewise.
9322 (Input_file::will_search_for): Handle is_searched_file.
9323 (Input_file::open): Likewise.
9324 * readsyms.cc (Read_symbols::get_name): Likewise.
9325 * testsuite/Makefile.am (searched_file_test): New test.
9326 * testsuite/Makefile.in: Regenerate.
9327 * testsuite/searched_file_test.cc: New file.
9328 * testsuite/searched_file_test_lib.cc: New file.
9330 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9331 Ian Lance Taylor <iant@google.com>
9333 * descriptor.cc: Include <cstdio> and "binary-io.h".
9334 (Descriptors::open): Open the files in binary mode always.
9335 * script.cc (Lex::get_token): Treat \r as whitespace.
9337 2009-10-09 Ian Lance Taylor <iant@google.com>
9339 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
9341 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9342 Ian Lance Taylor <iant@google.com>
9344 * configure.ac: Check for readv function also.
9345 * fileread.cc (readv): Define if not HAVE_READV.
9346 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
9348 * config.in: Regenerate.
9349 * configure: Regenerate.
9351 2009-10-09 Doug Kwan <dougkwan@google.com>
9353 * layout.cc (Layout::make_output_section): Call target hook to make
9354 ordinary output section.
9355 (Layout::finalize): Adjust parameter list of call the
9356 Target::may_relax().
9357 * layout.h (class Layout::section_list): New method.
9358 * merge.h (Output_merge_base::entsize): Change visibility to public.
9359 (Output_merge_base::is_string, Output_merge_base::do_is_string):
9361 (Output_merge_string::do_is_string): New method.
9362 * object.cc (Sized_relobj::do_setup): renamed from
9363 Sized_relobj::set_up.
9364 * object.h (Sized_relobj::adjust_shndx,
9365 Sized_relobj::initializ_input_to_output_maps,
9366 Sized_relobj::free_input_to_output_maps): Change visibilities to
9368 (Sized_relobj::setup): Virtualize.
9369 (Sized_relobj::do_setup): New method declaration.
9370 (Sized_relobj::invalidate_section_offset,
9371 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
9372 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
9373 * options.cc (parse_int): New function.
9374 * options.h (parse_int): New declaration.
9375 (DEFINE_int): New macro.
9376 (stub_group_size): New option.
9377 * output.cc (Output_section::Output_section): Initialize memebers
9378 merge_section_map_, merge_section_by_properties_map_,
9379 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
9380 (Output_section::add_input_section): Handled deferred code-fill
9381 generation and remove an old comment.
9382 (Output_section::add_relaxed_input_section): New method definition.
9383 (Output_section::add_merge_input_section): Use merge section by
9384 properties map to speed to search. Update merge section maps
9386 (Output_section::build_relaxation_map): New method definition.
9387 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
9389 (Output_section::relax_input_section): Renamed to
9390 Output_section::convert_input_sections_to_relaxed_sections and change
9391 interface to take a vector of pointers to relaxed sections.
9392 (Output_section::find_merge_section,
9393 Output_section::find_relaxed_input_section): New method definitions.
9394 (Output_section::is_input_address_mapped,
9395 Output_section::output_offset, Output_section::output_address):
9396 Use output section data maps to speed up searching.
9397 (Output_section::find_starting_output_address): Add comments.
9398 (Output_section::do_write,
9399 Output_section::write_to_postprocessing_buffer): Do code-fill
9400 generation as appropriate.
9401 (Output_section::get_input_sections): Invalidate relaxed input section
9403 (Output_section::restore_states): Adjust type of checkpoint .
9404 Invalidate relaxed input section map.
9405 * output.h (Output_merge_base): New class declaration.
9406 (Input_section_specifier): New class defintion.
9407 (class Output_relaxed_input_section) Change base class to
9408 Output_section_data_build.
9409 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
9410 base class initializer.
9411 (Output_section::add_relaxed_input_section): New method declaration.
9412 (Output_section::Input_section): Change visibility to protected.
9413 (Output_section::Input_section::relobj,
9414 Output_section::Input_section::shndx): Handle relaxed input sections.
9415 Output_section::input_sections) Change visibility to protected. Also
9416 define overload to return a non-const pointer.
9417 (Output_section::Merge_section_properties): New class defintion.
9418 (Output_section::Merge_section_by_properties_map,
9419 Output_section::Output_section_data_by_input_section_map,
9420 Output_section::Relaxation_map): New types.
9421 (Output_section::relax_input_section): Rename method to
9422 Output_section::convert_input_sections_to_relaxed_sections and change
9423 interface to take a vector of relaxed section pointers.
9424 (Output_section::find_merge_section,
9425 Output_section::find_relaxed_input_section,
9426 Output_section::build_relaxation_map,
9427 Output_section::convert_input_sections_in_list_to_relaxed_sections):
9428 New method declarations.
9429 (Output_section::merge_section_map_
9430 Output_section::merge_section_by_properties_map_,
9431 Output_section::relaxed_input_section_map_,
9432 Output_section::is_relaxed_input_section_map_valid_,
9433 Output_section::generate_code_fills_at_write_): New data members.
9434 * script-sections.cc
9435 (Output_section_element_input::set_section_addresses): Call
9436 current_data_size and addralign methods of relaxed input sections.
9437 (Orphan_output_section::set_section_addresses): Call current_data_size
9438 and addralign methods of relaxed input sections.
9439 * symtab.cc (Symbol_table::compute_final_value): Extract template
9440 from the body of Symbol_table::sized_finalize_symbol.
9441 (Symbol_table::sized_finalized_symbol): Call
9442 Symbol_table::compute_final_value.
9443 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
9444 (Symbol_table::compute_final_value): New templated method declaration.
9445 * target.cc (Target::do_make_output_section): New method defintion.
9446 * target.h (Target::make_output_section): New method declaration.
9447 (Target::relax): Add more parameters for input objects, symbol table
9448 and layout. Adjust call to do_relax.
9449 (Target::do_make_output_section): New method declaration.
9450 (Target::do_relax): Add parameters for input objects, symbol table
9453 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9455 * pread.c: Include stdio.h.
9457 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9459 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
9462 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9464 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
9465 Change read_shndx type to unsigned int.
9466 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9468 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9469 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
9470 Change read_shndx type to unsigned int.
9471 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
9473 (Sized_dwarf_line_info::read_line_mappings): Likewise.
9474 * layout.cc (Layout::create_symtab_sections): Cast the result of
9475 local_symcount * symsize to off_t in the gold_assert.
9477 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9479 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
9480 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
9482 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
9483 (Arm_relocate_functions::thm_abs5): New function.
9484 (Arm_relocate_functions::abs12): New function.
9485 (Arm_relocate_functions::abs16): New function.
9486 (Arm_relocate_functions::base_abs): New function.
9487 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
9488 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
9489 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
9491 (Scan::global): Likewise.
9492 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
9493 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
9494 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
9495 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
9498 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9500 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
9501 (Arm_relocate_functions::movt_prel): New function.
9502 (Arm_relocate_functions::thm_movw_prel_nc): New function.
9503 (Arm_relocate_functions::thm_movt_prel): New function.
9504 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
9505 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
9506 (Scan::global, Relocate::relocate): Likewise.
9507 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9509 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9511 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
9512 Incremental_checker.
9513 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
9515 (class Incremental_inputs_header): New class.
9516 (Incremental_inputs_header_writer): Edit comment.
9517 (Incremental_inputs_entry): New class.
9518 (Incremental_inputs_entry_writer): Edit comment.
9519 (Sized_incremental_binary::do_find_incremental_inputs_section):
9520 Add *strtab_shndx parameter, fill it.
9521 (Sized_incremental_binary::do_check_inputs): New method.
9522 (Incremental_checker::can_incrementally_link_output_file): Use
9523 Sized_incremental_binary::check_inputs.
9524 (Incremental_inputs::report_command_line): Save command line in
9527 (Incremental_binary::find_incremental_inputs_section): New
9529 (Incremental_binary::do_find_incremental_inputs_section): Add
9530 strtab_shndx parameter.
9531 (Incremental_binary::do_check_inputs): New pure virtual method.
9532 (Sized_incremental_binary::do_check_inputs): Declare.
9533 (Incremental_checker::Incremental_checker): Add incremental_inputs
9534 parameter, use it to initialize incremental_inputs_.
9535 (Incremental_checker::incremental_inputs_): New field.
9536 (Incremental_checker::command_line): New method.
9537 (Incremental_checker::inputs): New method.
9538 (Incremental_checker::command_line_): New field.
9540 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
9542 * incremental.cc: Include <cstdarg> and "target-select.h".
9543 (vexplain_no_incremental): New function.
9544 (explain_no_incremental): New function.
9545 (Incremental_binary::error): New method.
9546 (Sized_incremental_binary::do_find_incremental_inputs_section): New
9548 (make_sized_incremental_binary): New function.
9549 (open_incremental_binary): New function.
9550 (can_incrementally_link_file): Add checks if output is ELF and has
9552 * incremental.h: Include "elfcpp_file.h" and "output.h".
9553 (Incremental_binary): New class.
9554 (Sized_incremental_binary): New class.
9555 (open_incremental_binary): Declare.
9556 * object.cc (is_elf_object): Use
9557 elfcpp::Elf_recognizer::is_elf_file.
9558 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
9559 * output.h (Output_file::filesize): New method.
9561 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9563 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
9565 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
9566 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
9568 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
9570 (Arm_relocate_functions::movw_abs_nc): New function.
9571 (Arm_relocate_functions::movt_abs): New function.
9572 (Arm_relocate_functions::thm_movw_abs_nc): New function.
9573 (Arm_relocate_functions::thm_movt_abs): New function.
9574 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
9575 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
9576 (Scan::global): Likewise.
9577 (Relocate::relocate): Likewise.
9578 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9580 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9582 * arm.cc (Arm_relocate_functions::got_prel) New function.
9583 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
9584 (Relocate::relocate): Likewise.
9585 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9587 2009-10-06 Ian Lance Taylor <iant@google.com>
9589 * options.h (class General_options): Define
9590 split_stack_adjust_size parameter.
9591 * object.h (class Object): Add uses_split_stack_ and
9592 has_no_split_stack_ fields. Add uses_split_stack and
9593 has_no_split_stack accessor functions. Declare
9594 handle_split_stack_section.
9595 (class Reloc_symbol_changes): Define.
9596 (class Sized_relobj): Define Function_offsets. Declare
9597 split_stack_adjust, split_stack_adjust_reltype, and
9599 * object.cc (Object::handle_split_stack_section): New function.
9600 (Sized_relobj::do_layout): Call handle_split_stack_section.
9601 * dynobj.cc (Sized_dynobj::do_layout): Call
9602 handle_split_stack_section.
9603 * reloc.cc (Sized_relobj::relocate_sections): Call
9604 split_stack_adjust for executable sections in split_stack
9605 objects. Pass reloc_map to relocate_section.
9606 (Sized_relobj::split_stack_adjust): New function.
9607 (Sized_relobj::split_stack_adjust_reltype): New function.
9608 (Sized_relobj::find_functions): New function.
9609 * target-reloc.h: Include "object.h".
9610 (relocate_section): Add reloc_symbol_changes parameter. Change
9612 * target.h (class Target): Add calls_non_split method. Declare
9613 do_calls_non_split virtual method. Declare match_view and
9615 * target.cc: Include "elfcpp.h".
9616 (Target::do_calls_non_split): New function.
9617 (Target::match_view): New function.
9618 (Target::set_view_to_nop): New function.
9619 * gold.cc (queue_middle_tasks): Give an error if mixing
9620 split-stack and non-split-stack objects with -r.
9621 * i386.cc (Target_i386::relocate_section): Add
9622 reloc_symbol_changes parameter.
9623 (Target_i386::do_calls_non_split): New function.
9624 * x86_64.cc (Target_x86_64::relocate_section): Add
9625 reloc_symbol_changes parameter.
9626 (Target_x86_64::do_calls_non_split): New function.
9627 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
9629 * powerpc.cc (Target_powerpc::relocate_section): Add
9630 reloc_symbol_changes parameter.
9631 * sparc.cc (Target_sparc::relocate_section): Add
9632 reloc_symbol_changes parameter.
9633 * configure.ac: Call AM_CONDITIONAL for the default target.
9634 * configure: Rebuild.
9635 * testsuite/Makefile.am (TEST_AS): New variable.
9636 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
9637 (check_DATA): Add split_i386 and split_x86_64 files.
9638 (SPLIT_DEFSYMS): Define.
9639 (split_i386_[1234n].o): New targets.
9640 (split_i386_[124]): New targets.
9641 (split_i386_[1234r].stdout): New targets.
9642 (split_x86_64_[1234n].o): New targets.
9643 (split_x86_64_[124]): New targets.
9644 (split_x86_64_[1234r].stdout): New targets.
9645 (MOSTLYCLEANFILES): Add new executables.
9646 * testsuite/split_i386.sh: New file.
9647 * testsuite/split_x86_64.sh: New file.
9648 * testsuite/split_i386_1.s: New file.
9649 * testsuite/split_i386_2.s: New file.
9650 * testsuite/split_i386_3.s: New file.
9651 * testsuite/split_i386_4.s: New file.
9652 * testsuite/split_i386_n.s: New file.
9653 * testsuite/split_x86_64_1.s: New file.
9654 * testsuite/split_x86_64_2.s: New file.
9655 * testsuite/split_x86_64_3.s: New file.
9656 * testsuite/split_x86_64_4.s: New file.
9657 * testsuite/split_x86_64_n.s: New file.
9658 * testsuite/testfile.cc (Target_test): Update relocation_section
9660 * testsuite/Makefile.in: Rebuild.
9662 2009-10-06 Ian Lance Taylor <iant@google.com>
9664 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
9665 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
9666 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
9667 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
9668 the address on ldo_addrs_.
9669 (Target_i386::Relocate::fix_up_ldo): New function.
9671 2009-10-06 Rafael Espindola <espindola@google.com>
9673 * plugin.cc (add_input_library): New.
9674 (Plugin::load): Add add_input_library to tv.
9675 (Plugin_manager::add_input_file): Add the is_lib argument.
9676 (add_input_file): Update call to Plugin_manager::add_input_file.
9677 (add_input_library): New.
9678 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
9680 2009-09-30 Doug Kwan <dougkwan@google.com>
9682 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
9683 symbol and call Symbol::may_need_copy_reloc to determine if
9684 a copy reloc is needed.
9685 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
9686 nocopyreloc is given in command line.
9687 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
9688 given in command line.
9689 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
9690 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
9691 of the removed Target_i386::may_need_copy_reloc.
9692 * options.h (copyreloc): New option with default value false.
9693 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9694 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
9695 instead of the removed Target_powerpc::may_need_copy_reloc.
9696 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
9697 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
9698 instead of the removed Target_sparc::may_need_copy_reloc.
9699 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
9700 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
9701 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
9702 instead of the removed Target_x86_64::may_need_copy_reloc.
9704 2009-09-30 Ian Lance Taylor <iant@google.com>
9706 * object.h (class Object): Remove target_ field, and target,
9707 sized_target, and set_target methods.
9708 (Object::sized_target): Remove.
9709 (class Sized_relobj): Update declarations. Remove sized_target.
9710 * object.cc (Sized_relobj::setup): Remove target parameter.
9712 (Input_objects::add_object): Don't do anything with the target.
9713 (make_elf_sized_object): Add punconfigured parameter. Change all
9714 callers. Set or test parameter target.
9715 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
9717 * parameters.cc (Parameters::set_target): Change parameter type to
9719 (Parameters::default_target): Remove.
9720 (set_parameters_target): Change parameter type to be non-const.
9721 (parameters_force_valid_target): New function.
9722 (parameters_clear_target): New function.
9723 * parameters.h (class Parameters): Update declarations. Remove
9724 default_target method. Add sized_target and clear_target
9725 methods. Change target_ to be non-const.
9726 (set_parameters_target): Update declaration.
9727 (parameters_force_valid_target): Declare.
9728 (parameters_clear_target): Declare.
9729 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
9730 as NULL if we aren't searching.
9731 (Add_symbols::run): Don't check for compatible target.
9732 * fileread.cc (Input_file::open_binary): Call
9733 parameters_force_valid_target.
9734 * gold.cc (queue_middle_tasks): Likewise.
9735 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
9736 set_target on object.
9737 * dynobj.h (class Sized_dynobj): Update declarations.
9738 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
9739 make_elf_object returns NULL.
9740 (Archive::include_member): Don't check whether object target is
9742 * output.cc (Output_section::add_input_section): Get target from
9744 (Output_section::relax_input_section): Likewise.
9745 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
9747 (Sized_relobj::do_scan_relocs): Likewise.
9748 (Sized_relobj::relocate_sections): Likewise.
9749 * resolve.cc (Symbol_table::resolve): Likewise.
9750 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
9751 parameter. Change all callers.
9752 (Symbol_table::add_from_object): Get target from parameters.
9753 (Symbol_table::add_from_relobj): Don't check object target.
9754 (Symbol_table::add_from_dynobj): Likewise.
9755 (Symbol_table::define_special_symbol): Get target from
9757 * symtab.h (class Symbol_table): Update declaration.
9758 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
9759 parameter. Change all callers. Clear parameter target.
9760 (Binary_test): Test target here.
9761 * testsuite/object_unittest.cc (gold_testsuite): Remove
9762 target_test_pointer parameter. Change all callers.
9763 (Object_test): Test target here.
9765 2009-09-26 Ian Lance Taylor <iant@google.com>
9767 * testsuite/initpri1.c: Don't try to use constructor priorities if
9768 compiling with gcc before 4.3.
9770 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
9772 * testsuite/retain_symbols_file_test.sh (check_present): Change
9773 output file name to retain_symbols_file_test.stdout.
9774 (check_absent): Likewise.
9776 2009-09-18 Craig Silverstein <csilvers@google.com>
9778 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
9779 * options.cc: Include <cerrno> and <fstream>.
9780 (General_options::finalize): Parse -retain-symbols-file tag.
9781 * options.h: New flag.
9782 (General_options): New method should_retain_symbol, new
9783 variable symbols_to_retain.
9784 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
9785 should_retain_symbol map.
9786 * testsuite/Makefile.am (retain_symbols_file_test): New test.
9787 * testsuite/Makefile.in: Regenerate.
9788 * testsuite/retain_symbols_file_test.sh: New file.
9790 2009-09-18 Nick Clifton <nickc@redhat.com>
9792 * po/es.po: Updated Spanish translation.
9794 2009-09-17 Doug Kwan <dougkwan@google.com>
9796 * debug.h (DEBUG_RELAXATION): New constant.
9797 (DEBUG_ALL): Add DEBUG_RELAXATION.
9798 (debug_string_to_enum): Add relaxation debug option.
9800 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
9801 Layout::Relaxation_debug_check::read_sections,
9802 Layout::Relaxation_debug_check::read_sections): New method definitions.
9803 (Layout::Layout): Initialize data members
9804 record_output_section_data_from_scrips_,
9805 script_output_section_data_list_ and relaxation_debug_check_.
9806 (Layout::save_segments, Layout::restore_segments,
9807 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9808 Layout::relaxation_loop_body): New method definitions.
9809 (Layout::finalize): Support relaxation. Move section layout code to
9810 Layout::relaxation_loop_body.
9811 (Layout::set_asection_address_from_script): Move code for orphan
9812 section placement out.
9813 (Layout::place_orphan_sections_in_script): New method definition.
9814 * layout.h (Output_segment_headers, Output_file_header):
9815 New forward class declarations.
9816 (Layout::~Layout): Define.
9817 (Layout::new_output_section_data_from_script): New method definition.
9818 (Layout::place_orphan_sections_in_script): New method declaration.
9819 (Layout::Segment_states): New type declaration.
9820 (Layout::save_segments, Layout::restore_segments,
9821 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
9822 Layout::relaxation_loop_body): New method declarations.
9823 (Layout::Output_section_data_list): New type declaration.
9824 (Layout::Relaxation_debug_check): New class definition.
9825 (Layout::record_output_section_data_from_script_,
9826 Layout::script_output_section_data_list_, Layout::segment_states_,
9827 Layout::relaxation_debug_check_): New data members.
9828 * output.cc: (Output_section_headers::do_size): New method definition.
9829 (Output_section_headers::Output_section_headers): Move size
9830 computation to Output_section_headers::do_size.
9831 (Output_segment_headers::do_size): New method definition.
9832 (Output_file_header::Output_file_header): Move size computation to
9833 Output_file_header::do_size and call it.
9834 (Output_file_header::do_size): New method definition.
9835 (Output_data_group::Output_data_group): Adjust call to
9836 Output_section_data.
9837 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
9838 (Output_symtab_xindex::do_write): Add array bound check.
9839 (Output_section::Input_section::print_to_mapfile): Handle
9840 RELAXED_INPUT_SECTION_CODE.
9841 (Output_section::Output_section): Initialize data member checkpoint_.
9842 (Output_section::~Output_section): Delete checkpoint object pointed
9844 (Output_section::add_input_section): Always add an Input_section if
9846 (Output_section::add_merge_input_section): Add assert.
9847 (Output_section::relax_input_section): New method definition.
9848 (Output_section::set_final_data_size): Set load address to zero for
9849 an unallocated section.
9850 (Output_section::do_address_and_file_offset_have_reset_values):
9851 New method definition.
9852 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
9853 Handle relaxed input section.
9854 (Output_section::sort_attached_input_sections): Checkpoint input
9855 section list lazily.
9856 (Output_section::get_input_sections): Change type of input_sections to
9857 list of Simple_input_section pointers. Checkpoint input section list
9858 lazily. Also handle relaxed input sections.
9859 (Output_section::add_input_section_for_script): Take a reference to
9860 a Simple_input_section object instead of Relobj pointer and section
9861 index as parameter. Handle relaxed input sections.
9862 (Output_section::save_states, Output_section::restore_states): New
9864 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
9865 (Output_data::is_data_size_fixed): New method definition.
9866 (Output_data::reset_addresss_and_file_offset): Do not reset data size
9868 (Output_data::address_and_file_offset_have_reset_values): New method
9870 (Output_data::do_address_and_file_offset_have_reset_values): New method
9872 (Output_data::set_data_size): Check that data size is not fixed.
9873 (Output_data::fix_data_size): New method definition.
9874 (Output_data::is_data_size_fixed_): New data member.
9875 (Output_section_headers::set_final_data_size): New method definition.
9876 (Output_section_headers::do_size): New method declaration.
9877 (Output_segment_headers::set_final_data_size): New method definition.
9878 (Output_segment_headers::do_size): New method declaration.
9879 (Output_file_header::set_final_data_size)::New method definition.
9880 (Output_file_header::do_size)::New method declaration.
9881 (Output_section_data::Output_section_data): Add new parameter
9882 is_data_size_fixed and use it to fix data size.
9883 (Output_data_const::Output_data_const): Adjust call to base class
9884 constructor and fix data size.
9885 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
9886 base class constructor and fix data size.
9887 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
9888 base class constructor and fix data size.
9889 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
9890 class constructor and fix data size.
9891 (Output_data_group::set_final_data_size): New method definition.
9892 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
9893 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
9894 class constructor and fix data size.
9895 (Output_relaxed_input_section): New class definition.
9896 (Output_section::Simple_input_section): New class definition.
9897 (Output_section::get_input_sections): Adjust parameter list.
9898 (Output_section::add_input_section_for_script): Same.
9899 (Output_section::save_states, Output_section::restore_states,
9900 Output_section::do_address_and_file_offset_have_reset_values,
9901 (Output_section::Input_section::Input_section): Handle
9902 RELAXED_INPUT_SECTION_CODE. Add new overload for
9903 Output_relaxed_input_section.
9904 (Output_section::Input_section::is_input_section,
9905 Output_section::Input_section::set_output_section): Handle relaxed
9907 (Output_section::Input_section::is_relaxed_input_section,
9908 Output_section::Input_section::output_section_data,
9909 Output_section::Input_section::relaxed_input_section): New method
9911 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
9913 (Output_section::Input_section::u1_): Update comments.
9914 (Output_section::Input_section::u2_): Add new union member poris.
9915 (Output_section::Checkpoint_output_section): New classs definition.
9916 (Output_section::relax_input_section): New method declaration.
9917 (Output_section::checkpoint_): New data member.
9918 (Output_segment): Update comments.
9919 (Output_segment::Output_segment): Un-privatize copy constructor.
9920 (Output_segment::operator=): Un-privatize.
9921 * script-sections.cc (Output_section_element::Input_section_list):
9922 Change element type to Output_section::Simple_input_section.
9923 (Output_section_element_dot_assignment::set_section_addresses):
9924 Register output section data for relaxation clean up.
9925 (Output_data_exression::Output_data_expression): Adjust call to base
9926 constructor to fix data size.
9927 (Output_section_element_data::set_section_addresses): Register
9928 Output_data_expression object for relaxation clean up.
9929 (struct Input_section_info): Replace Relobj pointer and section index
9930 pair with Output_section::Simple_input_section and Convert struct to a
9932 (Input_section_sorter::operator()): Adjust access to
9933 Input_section_info data member to use accessors.
9934 (Output_section_element_input::set_section_addresses): Use layout
9935 parameter. Adjust code to use Output_section::Simple_input_section
9936 and Input_secction_info classes. Register filler for relaxation
9938 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
9939 and section index pair with Output_section::Simple_input_section
9940 class. Adjust code accordingly.
9941 (Phdrs_element::release_segment): New method definition.
9942 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
9944 (Script_sections::release_segments): New method definition.
9945 * gold/script-sections.h (Script_sections::release_segments): New
9947 * gold/target.h (Target::may_relax, Target::relax,
9948 Target::do_may_relax, Target::do_relax): New method definitions.
9950 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9952 * arm.cc (has_signed_unsigned_overflow): New function.
9953 (Arm_relocate_functions::abs8): New function.
9954 (Target_arm::Scan::local): Handle R_ARM_ABS8.
9955 (Target_arm::Scan::global): Likewise.
9956 (Target_arm::relocate::relocate): Likewise.
9957 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9960 2009-09-16 Cary Coutant <ccoutant@google.com>
9962 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
9963 * testsuite/Makefile.in: Regenerate.
9965 2009-09-11 Nick Clifton <nickc@redhat.com>
9967 * po/gold.pot: Updated by the Translation project.
9969 2009-09-08 Cary Coutant <ccoutant@google.com>
9971 * output.cc (Output_file::open): Add execute permission to empty file.
9972 * testsuite/Makefile.am (permission_test): New test.
9973 * testsuite/Makefile.in: Regenerate.
9975 2009-09-02 Ian Lance Taylor <iant@google.com>
9977 * output.cc (Output_file::resize): Call map_no_anonymous rather
9980 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
9982 * gold.cc: Include "incremental.h".
9983 (queue_initial_tasks): Call Incremental_checker methods.
9984 * incremental.cc: Include "output.h".
9985 (Incremental_checker::can_incrementally_link_output_file): New
9987 * incremental.h (Incremental_checker): New class.
9989 * output.cc (Output_file::open_for_modification): New method.
9990 (Output_file::map_anonymous): Changed return type to bool. Record
9992 (Output_file::map_no_anonymous): New method, broken out of map.
9993 (Output_file::map): Use map_no_anonymous and map_anonymous.
9994 * output.h (class Output_file): Update declarations.
9996 2009-08-24 Cary Coutant <ccoutant@google.com>
9998 * options.h (Command_line::Pre_options): New class.
9999 (Command_line::pre_options): New member.
10000 * options.cc (gold::options::ready_to_register): New variable.
10001 (One_option::register_option): Do nothing if not registering options.
10002 Assert if same short option registered twice.
10003 (General_options::General_options): Turn off option registration when
10005 (Command_line::Pre_options::Pre_options): New constructor.
10007 2009-08-24 Cary Coutant <ccoutant@google.com>
10009 * options.h (General_options::no_keep_memory): Remove incorrect
10012 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10014 * Makefile.am (am__skiplex, am__skipyacc): New.
10015 * Makefile.in: Regenerate.
10017 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10019 * Makefile.am (AM_CPPFLAGS): Renamed from ...
10020 (INCLUDES): ... this.
10021 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
10022 (AM_CPPFLAGS): Renamed from ...
10023 (INCLUDE): ... this.
10024 * Makefile.in, testsuite/Makefile.in: Regenerate.
10026 * Makefile.in: Regenerate.
10027 * aclocal.m4: Likewise.
10028 * config.in: Likewise.
10029 * configure: Likewise.
10030 * testsuite/Makefile.in: Likewise.
10032 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10033 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
10034 * Makefile.in: Regenerate.
10035 * testsuite/Makefile.in: Regenerate.
10037 2009-08-19 Cary Coutant <ccoutant@google.com>
10039 * resolve.cc (Symbol_table::resolve): Don't complain about defined
10040 symbols in shared libraries overridden by hidden or internal symbols
10041 in the main program.
10043 2009-08-19 Chris Demetriou <cgd@google.com>
10045 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
10046 checking source file names in error messages.
10048 2009-08-18 Doug Kwan <dougkwan@google.com>
10050 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
10051 an elcpp::Ehdr as parameter. Adjust call to set_target.
10052 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
10053 an elfcpp::Ehdr as parameter.
10054 * object.cc (Object::set_target): Remove the version that looks up
10055 a target and sets it.
10056 (Sized_relobj::setup): Take a Target object instead of
10057 an elfcpp::Ehdr as parameter. Adjust call to set_target.
10058 (make_elf_sized_object): Find target and ask target to
10059 make an ELF object.
10060 * object.h: (Object::set_target): Remove the version that looks up
10061 a target and sets it.
10062 (Sized_relobj::setup): Take a Target object instead of
10063 an elfcpp:Ehdr as parameter.
10064 * target.cc: Include dynobj.h.
10065 (Target::do_make_elf_object_implementation): New.
10066 (Target::do_make_elf_object): New.
10067 * target.h (Target::make_elf_object): New template declaration.
10068 (Target::do_make_elf_object): New method declarations.
10069 (Target::do_make_elf_object_implementation): New template declaration.
10071 2009-08-14 Ian Lance Taylor <iant@google.com>
10073 * gold.h (FUNCTION_NAME): Define.
10074 (gold_unreachable): Use FUNCTION_NAME.
10076 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10078 * icf.cc (Icf::find_identical_sections): Issue a warning when a
10079 symbol in the --keep-unique list is not found.
10081 2009-08-12 Sriraman Tallam <tmsriram@google.com>
10083 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
10084 been maked as --keep-unique.
10085 (Icf::unfold_section): New function.
10086 * icf.h (Icf::unfold_section): New function.
10087 * options.h (General_options::keep_unique): New option.
10088 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
10089 * testsuite/Makefile.in: Regenerate.
10090 * testsuite/icf_keep_unique_test.sh: New file.
10091 * testsuite/icf_keep_unique_test.cc: New file.
10093 2009-08-12 Cary Coutant <ccoutant@google.com>
10096 * resolve.cc (Symbol_table::resolve): Check for references from
10097 dynamic objects to hidden and internal symbols.
10098 * testsuite/Makefile.am (hidden_test.sh): New test.
10099 * testsuite/Makefile.in: Regenerate.
10100 * testsuite/hidden_test.sh: New script.
10101 * testsuite/hidden_test_1.c: New test source.
10102 * testsuite/hidden_test_main.c: New test source.
10104 2009-08-11 Doug Kwan <dougkwan@google.com>
10106 * arm.cc: Update comments.
10107 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
10108 segment to locate the .ARM.exidx section if present.
10110 2009-08-09 Doug Kwan <dougkwan@google.com>
10112 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
10115 2009-08-07 Sriraman Tallam <tmsriram@google.com>
10116 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
10119 2009-08-06 Sriraman Tallam <tmsriram@google.com>
10121 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
10122 valid tls_segment only for non-debug-section relocations.
10123 * testsuite/Makefile.am: Add gc_tls_test.
10124 * testsuite/Makefile.in: Regenerate.
10125 * testsuite/gc_tls_test.cc: New file.
10126 * testsuite/gc_tls_test.sh: New file.
10128 2009-08-05 Sriraman Tallam <tmsriram@google.com>
10130 * icf.cc: New file.
10132 * Makefile.am (CCFILES): Add icf.cc.
10133 (HFILES): Add icf.h
10134 * Makefile.in: Regenerate.
10135 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
10136 * gc.h (gc_process_relocs): Populate lists used by icf to contain
10137 section, symbol and addend information for the relocs.
10138 * gold.cc (queue_middle_tasks): Call identical code folding.
10139 * gold.h: Add defines for multimap.
10140 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
10141 to the call of finalize_local_symbols.
10142 * main.cc (main): Create object of class Icf.
10143 * object.cc (Sized_relobj::do_layout): Allow this function to be
10144 called twice during icf.
10145 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
10146 to sections marked as identical by icf.
10147 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
10149 (Sized_relobj::do_section_entsize): New function.
10150 * object.h (Object::section_entsize): New function.
10151 (Object::do_section_entsize): New pure virtual function.
10152 (Relobj::finalize_local_symbols): Add new parameter.
10153 (Relobj::do_section_entsize): New function.
10154 * options.h (General_options::icf): New option.
10155 (General_options::icf_iterations): New option.
10156 (General_options::print_icf_sections): New option.
10157 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
10158 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
10159 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
10161 * symtab.cc (Symbol_table::is_section_folded): New function.
10162 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
10163 to sections marked as identical by icf.
10164 * symtab.h (Symbol_table::set_icf): New function.
10165 (Symbol_table::icf): New function.
10166 (Symbol_table::is_section_folded): New function.
10167 (Symbol_table::icf_): New data member.
10168 * target-reloc.h (relocate_section): Ignore sections folded by icf.
10169 * testsuite/Makefile.am: Add commands to build icf_test.
10170 * testsuite/Makefile.in: Regenerate.
10171 * testsuite/icf_test.sh: New file.
10172 * testsuite/icf_test.cc: New file.
10174 2009-07-24 Chris Demetriou <cgd@google.com>
10176 * layout.cc (is_compressible_debug_section): Fix incorrect
10177 comment about compressed section names.
10179 2009-07-20 Ian Lance Taylor <ian@airs.com>
10182 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
10184 2009-07-16 Ian Lance Taylor <iant@google.com>
10187 * layout.h: #include <map>.
10188 (class Kept_section): Change from struct to class. Add accessors
10189 and setters. Add section size to Comdat_group mapping. Change
10190 Comdat_group to std::map. Add is_comdat_ field. Add
10191 linkonce_size field in union.
10192 (class Layout): Update declaration of find_or_add_kept_section.
10193 Don't declare find_kept_object.
10194 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
10195 parameter. Add object, shndx, is_comdat, and is_group_name
10196 parameters. Change all callers. Adjust for new Kept_section.
10197 (Layout::find_kept_object): Remove.
10198 * object.cc (Sized_relobj::include_section_group): Update use of
10199 Kept_section. Rename secnum to shndx. Only record
10200 Kept_comdat_section if sections are the same size.
10201 (Sized_relobj::include_linkonce_section): Update use of
10202 Kept_section. Only record Kept_comdat_section if sections are the
10203 same size. Set size of linkonce section.
10204 (Sized_relobj::map_to_kept_section): Update call to
10205 get_kept_comdat_section.
10206 * object.h (class Sized_relobj): Rename fields in
10207 Kept_comdat_section to drop trailing underscores; change object
10208 field to Relobj*. Change Kept_comdat_section_table to store
10209 struct rather than pointer.
10210 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
10211 Add kept_object and kept_shndx parameters. Change all callers.
10212 (Sized_relobj::get_kept_comdat_section): Change return type to
10213 bool. Add kept_object and kept_shndx parameters. Change all
10215 * plugin.cc (Pluginobj::include_comdat_group): Update call to
10216 Layout::find_or_add_kept_section.
10218 2009-07-09 Ian Lance Taylor <iant@google.com>
10220 * merge.cc (Object_merge_map::initialize_input_to_output_map):
10221 Reserve space in the hash table.
10223 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
10225 * fileread.cc (File_read::get_mtime): New method.
10226 * fileread.h (Timespec): New structure.
10227 (File_read::get_mtime): New method.
10228 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
10229 Renamed from timestamp_nsec.
10230 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
10232 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
10234 (Incremental_inputs::report_archive): Save mtime; style fix.
10235 (Incremental_inputs::report_obejct): Save mtime; style fix.
10236 (Incremental_inputs::report_script): Save mtime; style fix.
10237 (Incremental_inputs::finalize_inputs): Style fix.
10238 (Incremental_inputs::finalize): Style fix.
10239 (Incremental_inputs::create_input_section_data): Store inputs
10241 * incremental.h (Incremental_inputs::report_script): Add mtime
10243 (Incremental_inputs::Input_info::Input_info): Intialize only one
10245 (Incremental_inputs::Input_info::archive): Move to nameless
10247 (Incremental_inputs::Input_info::obejct): Move to nameless union.
10248 (Incremental_inputs::Input_info::script): Move to nameless union.
10249 (Incremental_inputs::mtime): New field.
10250 * script.cc (read_input_script): Pass file mtime to
10252 * script.h (Script_info::inputs): Style fix.
10254 2009-07-01 Ian Lance Taylor <ian@airs.com>
10256 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
10259 2009-06-24 Ian Lance Taylor <iant@google.com>
10262 * layout.cc (Layout::choose_output_section): If we find an
10263 existing section, update the flags.
10264 (Layout::create_notes): New function, broken out of
10266 (Layout::finalize): Don't create note sections.
10267 (Layout::create_note): Don't crash if linker script discards
10269 (Layout::create_gold_note): Likewise.
10270 (Layout::create_build_id): Likewise. Don't set
10271 after_input_sections on the section.
10272 (Layout::create_executable_stack_info): Remove target parameter.
10274 * layout.h (class Layout): Declare create_notes. Update
10275 declaration of create_executable_stack_info.
10276 * gold.cc (queue_middle_tasks): Call create_notes.
10277 * output.cc (Output_section::update_flags_for_input_section): Move
10278 here from output.h. If SHF_ALLOC flag is newly set, mark address
10280 * output.h (Output_data::mark_address_invalid): New function.
10281 (class Output_section): Only declare, not define,
10282 update_flags_for_input_section. Remove set_flags.
10284 2009-06-24 Ian Lance Taylor <iant@google.com>
10286 * script-sections.cc (Output_section_definition::
10287 set_section_addresses): Rename shadowing local load_address to
10290 2009-06-24 Ian Lance Taylor <iant@google.com>
10293 * reloc.cc (relocate_sections): Skip empty relocation sections.
10295 2009-06-23 Ian Lance Taylor <iant@google.com>
10298 * layout.cc (Layout::create_note): Use choose_output_section
10299 rather than make_output_section.
10301 2009-06-23 Ian Lance Taylor <iant@google.com>
10304 * options.cc (General_options::parse_V): Set printed_version_.
10305 (General_options::General_options): Initialize printed_version_.
10306 * options.h (class General_options): Add printed_version_ field.
10307 * gold.cc (queue_initial_tasks): If there are no input files,
10308 don't give a fatal error if we printed the version information.
10309 (queue_middle_tasks): If using -r with a shared object, give a
10310 fatal error rather than an ordinary error.
10312 2009-06-23 Ian Lance Taylor <iant@google.com>
10315 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
10316 (Layout::make_output_section): Set have_stabstr_section_ if we see
10317 a .stab*str section.
10318 (Layout::finalize): Call link_stabs_sections.
10319 (Layout::link_stabs_sections): New file.
10320 * layout.h (class Layout): Add have_stabstr_section_ field.
10321 Declare link_stabs_sections.
10323 2009-06-23 Doug Kwan <dougkwan@google.com>
10325 * Makefile.am (libgold_a_LIBADD): New.
10326 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
10327 * Makefile.in: Regenerate.
10328 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
10329 * configure: Regenerate.
10330 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
10331 * fileread.cc: Include sys/state.h
10332 * gold.h: Declare memmem and strndup if found missing.
10333 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
10335 2009-06-23 Ian Lance Taylor <iant@google.com>
10337 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
10338 * configure: Rebuild.
10340 2009-06-23 Ian Lance Taylor <iant@google.com>
10343 * object.cc (Object::section_contents): Don't try to get a view if
10344 the section has length zero.
10345 (Object::handle_gnu_warning_section): If the section is empty, use
10346 the name of the section as the warning.
10348 2009-06-23 Ian Lance Taylor <iant@google.com>
10351 * stringpool.h (class Stringpool_template): Add optimize_ field.
10352 (Stringpool_template::set_optimize): New function.
10353 * stringpool.cc (Stringpool_template::Stringpool_template):
10354 Initialize optimize_ field.
10355 (Stringpool_template::set_string_offsets): Test local optimize
10356 fild rather than parameter.
10357 * layout.cc (Layout::Layout): Call set_optimize on the section
10360 2009-06-22 Ian Lance Taylor <iant@google.com>
10363 * yyscript.y: Parse TARGET.
10364 * script.cc (script_set_target): New function.
10365 * script-c.h (script_set_target): Declare.
10366 * options.cc (General_options::string_to_object_format): Rename
10367 from string_to_object_format in anonymous namespace. Change
10369 * options.h (class General_options): Declare
10370 string_to_object_format.
10372 2009-06-22 Ian Lance Taylor <iant@google.com>
10374 * script-sections.cc (Script_sections::create_segments): Don't put
10375 program headers in a PT_LOAD segment if -n or -N.
10377 2009-06-22 Ian Lance Taylor <iant@google.com>
10380 * options.h (class General_options): Add -z lazy and -z now. Sort
10381 -z options into alphabetical order.
10382 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
10384 2009-06-21 Ian Lance Taylor <iant@google.com>
10386 * layout.cc (Layout::make_output_section): Call
10387 Target::new_output_section.
10388 (Layout::attach_allocated_section_to_segment): Put large section
10389 sections in a separate load segment with the large segment flag
10391 (Layout::segment_precedes): Sort large data segments after other
10393 (align_file_offset): New static function.
10394 (Layout::set_segment_offsets): Use align_file_offset.
10395 * output.h (class Output_section): Add is_small_section_ and
10396 is_large_section_ fields.
10397 (Output_section::is_small_section): New function.
10398 (Output_section::set_is_small_section): New function.
10399 (Output_section::is_large_section): New function.
10400 (Output_section::set_is_large_section): New function.
10401 (Output_section::is_large_data_section): New function.
10402 (class Output_segment): Add is_large_data_segment_ field.
10403 (Output_segment::is_large_data_segment): New function.
10404 (Output_segment::set_is_large_data_segment): New function.
10405 * output.cc (Output_section::Output_section): Initialize new
10407 (Output_segment::Output_segment): Likewise.
10408 (Output_segment::add_output_section): Add assertion that large
10409 data sections always go in large data segments. Force small data
10410 sections to the end of the list of data sections. Force small BSS
10411 sections to the start of the list of BSS sections. For large BSS
10412 sections to the end of the list of BSS sections.
10413 * symtab.h (class Symbol): Declare is_common_shndx.
10414 (Symbol::is_defined): Check Symbol::is_common_shndx.
10415 (Symbol::is_common): Likewise.
10416 (class Symbol_table): Define enum Commons_section_type. Update
10417 declarations. Add small_commons_ and large_commons_ fields.
10418 * symtab.cc (Symbol::is_common_shndx): New function.
10419 (Symbol_table::Symbol_table): Initialize new fields.
10420 (Symbol_table::add_from_object): Put small and large common
10421 symbols in the right list.
10422 (Symbol_table::sized_finalized_symbol): Check
10423 Symbol::is_common_shndx.
10424 (Symbol_table::sized_write_globals): Likewise.
10425 * common.cc (Symbol_table::do_allocate_commons): Allocate new
10426 common symbol lists. Don't call do_allocate_commons_list if the
10428 (Symbol_table::do_allocate_commons_list): Remove is_tls
10429 parameter. Add comons_section_type parameter. Change all
10430 callers. Handle small and large common symbols.
10431 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
10432 Symbol::is_common_shndx.
10433 * resolve.cc (symbol_to_bits): Likewise.
10434 * target.h (Target::small_common_shndx): New function.
10435 (Target::small_common_section_flags): New function.
10436 (Target::large_common_shndx): New function.
10437 (Target::large_common_section_flags): New function.
10438 (Target::new_output_section): New function.
10439 (Target::Target_info): Add small_common_shndx, large_common_shndx,
10440 small_common_section_flags, and large_common_section_flags
10442 (Target::do_new_output_section): New virtual function.
10443 * arm.cc (Target_arm::arm_info): Initialize new fields.
10444 * i386.cc (Target_i386::i386_info): Likewise.
10445 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
10447 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
10448 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10449 (Target_x86_64::do_new_output_section): New function.
10450 * configure.ac: Define conditional MCMODEL_MEDIUM.
10451 * testsuite/Makefile.am (check_PROGRAMS): Add large.
10452 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
10453 (large_LDFLAGS): Define.
10454 * testsuite/large.c: New file.
10455 * testsuite/testfile.cc (Target_test::test_target_info):
10456 Initialize new fields.
10457 * configure, testsuite/Makefile.in: Rebuild.
10459 2009-06-05 Doug Kwan <dougkwan@google.com>
10461 * Makefile.am (CCFILES): Add target.cc.
10462 * Makefile.in: Regenerate.
10463 * i386.cc (class Target_i386): Define new virtual method to
10464 override do_is_local_label_name in parent.
10465 * object.cc (Sized_relobj::do_count_local_symbols): Discard
10466 local symbols if --discard-locals or -X is given.
10467 * options.h (class General_options): Declare new options
10468 '--discard-locals' and '-X' for discarding locals.
10469 * target.h (class Target): Define new methods is_local_label_name.
10470 Declare new virtual method do_is_local_label_name.
10471 * target.cc: New file.
10472 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
10473 (check_SCRIPTS): Add discard_locals_test.sh.
10474 (check_DATA): Add discard_local_tests.syms.
10475 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
10476 (discard_local_tests.syms, discard_locals_test.o): New make rules.
10477 * testsuite/Makefile.in: Regenerate.
10478 * testsuite/discard_locals_test.c: New file.
10479 * testsuite/discard_locals_test.sh: Same.
10481 2009-06-05 Doug Kwan <dougkwan@google.com>
10483 * object.cc (Sized_relobj::Sized_relobj): Initialize
10484 discarded_eh_frame_shndx_ to -1U.
10485 (Sized_relobj::do_layout): Record index of a discard .eh_frame
10487 (Sized_relobj::do_count_local_symbols): Skip local symbols in
10488 a discarded .eh_frame section.
10489 (Sized_relobj::do_finalize_local_symbols): Ditto.
10490 * object.h (class Sized_relobj): Declare new member
10491 discarded_eh_frame_shndx_.
10492 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
10493 (local_labels_test.o, local_labels_test): New rules.
10494 * testsuite/Makefile.in: Regenerate.
10496 2009-06-04 Doug Kwan <dougkwan@google.com>
10498 * layout.cc (Layout::section_name_mapping): Add mapping for
10499 special ARM sections.
10501 2009-06-03 Doug Kwan <dougkwan@google.com>
10503 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
10504 (utils::has_overflow): Same.
10506 2009-06-03 Ian Lance Taylor <iant@google.com>
10508 * layout.cc (Layout::section_name_mapping): New array, replacing
10509 Layout::linkonce_mapping.
10510 (Layout::section_name_mapping_count): New variable, replacing
10511 Layout::linkonce_mapping_count.
10512 (Layout::linkonce_output_name): Remove.
10513 (Layout::output_section_name): Rewrite.
10514 * layout.h (class Layout): Rename Linkonce_mapping to
10515 Section_name_mapping, linkonce_mapping to section_name_mapping,
10516 linkonce_mapping_count to section_name_mapping_count. Don't
10517 declare linkonce_output_name.
10519 2009-06-03 Doug Kwan <dougkwan@google.com>
10521 * gold/arm.cc (namespace utils): New.
10522 (Target_arm::reloc_is_non_pic): Define new method.
10523 (class Arm_relocate_functions): New.
10524 (Target_arm::Relocate::relocate): Handle relocation types used by
10527 2009-06-03 Ian Lance Taylor <iant@google.com>
10529 * arm.cc (Target_arm::scan::global): Use || instead of |.
10531 2009-06-02 Doug Kwan <dougkwan@google.com>
10533 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
10534 issued_non_pic_error_.
10535 (class Target_arm::Scan): Declare new method check_non_pic.
10536 Define new method symbol_needs_plt_entry.
10537 Declare new data member issued_non_pic_error_.
10538 (class Target_arm::Relocate): Declare new method
10539 should_apply_static_reloc.
10540 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
10541 (Target_arm::Scan::check_non_pic): Define new method.
10542 (Target_arm::Scan::local): Handle a small subset of reloc types used
10544 (Target_arm::Scan::local): Same.
10545 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
10547 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
10549 * incremental.cc (Incremental_inputs::report_command_line): Filter
10550 out --incremental-* options.
10552 2009-05-29 Doug Kwan <dougkwan@google.com>
10554 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
10556 (class Target_arm): Update comment.
10557 (Target_arm::Target_arm): Initialize new data members GOT_,
10558 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
10559 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
10560 and Target_arm::rel_dyn_section.
10561 Declare new_enum Target_arm::Got_type.
10562 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
10564 Update commments for member do_dynsym_value.
10565 (Target_arm::got_size, Target_arm::plt_section,
10566 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
10567 new methods inside class defintion.
10568 (Target_arm::got_section): Define new method.
10569 (Target_arm::rel_dyn_section): Same.
10570 (Output_data_plt_arm): New template class.
10571 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
10572 (Output_data_plt_arm:do_adjust_output_section): Define new method.
10573 (Output_data_plt_arm::add_entry): Same.
10574 (Output_data_plt_arm::first_plt_entry): Define new
10575 static data member for PLT instruction template.
10576 (Output_data_plt_arm::plt_entry): Same.
10577 (Output_data_plt_arm::do_write): Define new method.
10578 (Target_arm::make_plt_entry): Same.
10579 (Target_arm::do_finalize_sections): Same.
10580 (Target_arm::do_dynsym_value): Same.
10582 2009-05-28 Doug Kwan <dougkwan@google.com>
10584 * Makefile.am (TARGETSOURCES): Add arm.cc.
10585 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
10586 * Makefile.in: Regenerate.
10587 * arm.cc: New file.
10588 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
10590 2009-05-26 Doug Kwan <dougkwan@google.com>
10592 * options.cc (General_options::parse_exclude_libs). Fix a comment.
10593 (General_options::check_excluded_libs): Strip off directories in
10594 archive name before matching like GNU ld does.
10595 * testsuite/Makefile.am (MOSTLYCLEANFILES,
10596 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
10597 (exclude_libs_test_LDFLAGS): Add linker option
10598 -Wl,--exclude-libs,libexclude_libs_test_3
10599 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
10600 an explicit archive without using -l.
10601 (alt/libexclude_libs_test_3.a): New make rule.
10602 * testsuite/Makefile.in: Regenerate.
10603 * testsuite/exclude_libs_test.c : Declare lib3_default().
10605 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
10606 * exclude_libs_test_3.c: New file.
10608 2009-05-26 Nick Clifton <nickc@redhat.com>
10610 * po/id.po: New Indonesian translation.
10611 * po/gold.pot: Updated template file.
10613 2009-05-22 Sriraman Tallam <tmsriram@google.com>
10615 * testsuite/Makefile.am: Add -ffunction-sections to compile
10616 gc_comdat_test files. Add -Wl,--gc-sections to build
10618 * testsuite/Makefile.in: Regenerate.
10619 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
10621 2009-05-21 Sriraman Tallam <tmsriram@google.com>
10623 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
10624 kept comdat section was garbage collected.
10625 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
10626 * testsuite/Makefile.in: Regenerate.
10627 * testsuite/gc_comdat_test.sh: New file.
10628 * testsuite/gc_comdat_test_1.cc: New file.
10629 * testsuite/gc_comdat_test_2.cc: New file.
10631 2009-05-19 Doug Kwan <dougkwan@google.com>
10633 * archive.cc (Archive::Archive): Move constructor from archive.h
10634 to here. Initialize no_export_.
10635 (Archive::get_elf_object_for_member): Set no_export flag of object.
10636 * archive.h (Archive::Archive): Move constructor body to
10638 (Archive::no_export): New method.
10639 (Archive::no_export_): New field.
10640 * object.h (Object::Object): Initialize no_export_ to false.
10641 (Object::no_export, Object::set_no_export): New methods.
10642 (Object::no_export_): New field.
10643 * options.cc (General_options::parse_exclude_libs): New method.
10644 (General_options::check_excluded_libs) Same.
10645 * options.h (exclude_libs): New option.
10646 (General_options::check_excluded_libs): New method declaration.
10647 (General_options::excluded_libs_): New field.
10648 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
10649 default or protected visibility if an object has no-export flag set.
10650 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
10651 (check_SCRIPTS): Add exclude_libs_test.sh.
10652 (check_DATA): Add exclude_libs_test.syms.
10653 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
10654 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
10655 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
10656 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
10657 (exclude_libs_test.syms, libexclude_libs_test_1.a,
10658 libexclude_libs_test_2.a): New rules.
10659 * testsuite/Makefile.in: Regenerate.
10660 * testsuite/exclude_libs_test.c: New file.
10661 * testsuite/exclude_libs_test.sh: Ditto.
10662 * testsuite/exclude_libs_test_1.c: Ditto.
10663 * testsuite/exclude_libs_test_2.c: Ditto.
10665 2009-05-15 Ian Lance Taylor <iant@google.com>
10667 * configure.ac: Check for declarations for cases where libiberty.h
10668 checks HAVE_DECL_xxx.
10669 * configure, config.in: Rebuild.
10671 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
10673 * gold.h (Incremental_argument_list): Remove (invalid) forward
10675 * incremental.cc (Incremental_inputs::report_achive): New method.
10676 (Incremental_inputs::report_object): New method.
10677 (Incremental_inputs::report_script): New method.
10678 (Incremental_inputs::finalize_inputs): New method.
10679 (Incremental_inputs::finalize): Call finalize_inputs().
10680 (Incremental_inputs::sized_create_incremental_inputs_section_data):
10681 Create inputs entries.
10682 * incremental.h (Incremental_input_type): New enum.
10683 (Incremental_inputs::Incremental_input): Initialize new fields.
10684 (Incremental_inputs::report_inputs): New method.
10685 (Incremental_inputs::report_achive): New method.
10686 (Incremental_inputs::report_object): New method.
10687 (Incremental_inputs::report_script): New method.
10688 (Incremental_inputs::finalize_inputs): New method.
10689 (Incremental_inputs::Input_info): New struct.
10690 (Incremental_inputs::Input_info_map): New typedef.
10691 (Incremental_inputs::lock_): New field.
10692 (Incremental_inputs::Inputs_): New field.
10693 (Incremental_inputs::Inputs_map): New field.
10694 * main.cc (main): Call Incremental_input::report_inputs.
10695 * options.h (Input_argument_list): Typedef moved from
10697 (Input_file_group::Files): Remove, use ::Input_argument_list.
10698 (Input_file_group::Input_argument_list): Remove, use
10699 ::Input_argument_list.
10700 * plugin.cc (Plugin_manager::add_input_file): Add error in
10702 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
10704 * script.cc (read_input_script): Call
10705 Incremental_input::report_script.
10706 * script.h (Script_info): New class.
10708 2009-04-27 Ian Lance Taylor <iant@google.com>
10710 * x86_64.cc (do_adjust_output_section): Set entsize to
10713 2009-04-23 Elliott Hughes <enh@google.com>
10715 * output.cc (Output_file::close): After short writes, continue
10716 writing from the correct offset in the buffer being written.
10718 2009-04-23 Chris Demetriou <cgd@google.com>
10720 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
10721 * configure: Regenerate.
10722 * config.in: Regenerate.
10723 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
10724 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
10726 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10728 * incremental.cc (Incremental_inputs_header_data): Renamed from
10729 Incremental_input_header_data.
10730 (Incremental_inputs_header_data::data_size): New field.
10731 (Incremental_inputs_header_data::put_input_file_count): Renamed
10732 from input_file_count.
10733 (Incremental_inputs_header_data::put_command_line_offset): Renamed
10734 from command_line_offset.
10735 (Incremental_inputs_header_data::put_reserved): Renamed from
10737 (Incremental_inputs_entry_data): Renamed from
10738 Incremental_input_entry_data.
10739 (Incremental_inputs_entry_data::data_size): New field.
10740 (Incremental_inputs::report_command_line): New method.
10741 (Incremental_inputs::finalize): New method.
10742 (Incremental_inputs::create_incremental_inputs_data): New method.
10743 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
10744 * incremental.h: New file.
10745 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
10746 (Layout::finalize): Create incremental inputs section in
10747 incremental builds.
10748 (Layout::create_incremental_info_sections): New method.
10749 * layout.h (Layout::incremental_inputs): New method.
10750 (Layout::create_incremental_info_sections): New method.
10751 (Layout::incremental_inputs_): New field.
10752 * main.cc (main): Notify Incremental_input of the command line.
10754 2009-04-01 Ian Lance Taylor <iant@google.com>
10755 Mikolaj Zalewski <mikolajz@google.com>
10757 * gold.h (reserve_unordered_map): Define, three versions, one for
10758 each version of Unordered_map.
10759 * layout.cc (Layout::Layout): Remove options parameter. Add
10760 number_of_input_files parameter. Don't initialize options_.
10761 Initialize number_of_input_files_ and resized_signatures_. Move
10762 sections_are_attached_.
10763 (Layout::layout_group): Reserve space for group_signatures_.
10764 (Layout::find_or_add_kept_section): Change name parameter to be a
10765 reference. Resize signatures_ map when it gets large enough.
10766 (Layout::layout_eh_frame): Use parameters->options() instead of
10768 (Layout::make_output_section): Likewise.
10769 (Layout::attach_allocated_section_to_segment): Likewise.
10770 (Layout::finalize, Layout::create_executable_stack): Likewise.
10771 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
10772 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
10773 * layout.h (class Layout): Update declarations. Remove options_
10774 field. Add number_of_input_files_ and resized_signatures_
10775 fields. Move sections_are_attached_ field.
10776 * main.cc (main): Pass number of input files to Layout
10777 constructor. Don't pass options.
10779 2009-03-30 Ian Lance Taylor <iant@google.com>
10781 * ffsll.c (ffsll): Correct implementation.
10783 2009-03-27 Ian Lance Taylor <iant@google.com>
10785 * ffsll.c: New file.
10786 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
10787 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
10788 * ftruncate.c (ftruncate): Declare before definition.
10789 * mremap.c (mremap): Likewise.
10790 * pread.c (pread): Likewise.
10791 * configure, Makefile.in, config.in: Rebuild.
10793 * mremap.c: New file.
10794 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
10795 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
10796 (mremap): Declare if HAVE_MREMAP is not defined.
10797 * configure, Makefile.in, config.in: Rebuild.
10799 2009-03-27 Cary Coutant <ccoutant@google.com>
10801 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
10802 position independent.
10803 * sparc.cc (Target_sparc::check_non_pic): Likewise.
10804 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
10806 2009-03-24 Cary Coutant <ccoutant@google.com>
10808 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
10810 (needs_dynamic_reloc): Likewise.
10812 2009-03-24 Ian Lance Taylor <iant@google.com>
10814 * yyscript.y (file_cmd): Recognize EXTERN.
10815 (extern_name_list, extern_name_list_body): New nonterminals.
10816 * script.cc (script_add_extern): Define.
10817 * script-c.h (script_add_extern): Declare.
10819 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
10821 * object.cc (is_elf_object): Define.
10822 * object.h (is_elf_object): Declare.
10823 * archive.cc (Archive::get_elf_object_for_member): Call
10825 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
10827 2009-03-24 Elliott Hughes <enh@google.com>
10829 * output.cc (Output_file::map_anonymous): Define.
10830 (Output_file::map): Use map_anonymous. If the regular mmap fails,
10831 try an anonymous one. Report the size if the mmap fails.
10832 * output.h (class Output_file): Declare map_anonymous.
10834 2009-03-24 Ian Lance Taylor <iant@google.com>
10836 * target-select.cc (instantiate_target): Don't acquire the lock if
10837 the instantiated_target_ field has already been set.
10839 2009-03-23 Ian Lance Taylor <iant@google.com>
10841 * gold-threads.h (class Initialize_lock): Define.
10842 * gold-threads.cc (class Initialize_lock_once): Define.
10843 (initialize_lock_control): New static variable.
10844 (initialize_lock_pointer): New static variable.
10845 (initialize_lock_once): New static function.
10846 (Initialize_lock::Initialize_lock): Define.
10847 (Initialize_lock::initialize): Define.
10848 * target-select.h: Include "gold-threads.h".
10849 (class Target_selector): Add lock_ and initialize_lock_ fields.
10850 Don't define instantiate_target, just declare it.
10851 * target-select.cc (Target_selector::Target_selector): Initialize
10853 (Target_selector::instantiate_target): Define.
10854 * descriptors.h: Include "gold-threads.h".
10855 (class Descriptors): Add initialize_lock_ field.
10856 * descriptors.cc (Descriptors::Descriptors): Initialize new
10858 (Descriptors::open): Use initialize_lock_ field
10859 * errors.h (class Errors): Add initialize_lock_ field.
10860 * errors.cc (Errors::Errors): Initialize new field.
10861 (Errors::initialize_lock): Use initialize_lock_ field.
10862 * powerpc.cc (class Target_selector_powerpc): Remove
10863 instantiated_target_ field. In do_recognize call
10864 instantiate_target rather than do_instantiate_target. In
10865 do_instantiate_target just allocate a new target.
10866 * sparc.cc (class Target_selector_sparc): Likewise.
10868 * freebsd.h: New file.
10869 * i386.cc: Include "freebsd.h".
10870 (Target_i386): Derive from Target_freebsd rather than
10872 (Target_selector_i386): Derive from Target_selector_freebsd rather
10873 than Target_selector.
10874 * x86_64.cc: Include "freebsd.h".
10875 (Target_x86_64): Derive from Target_freebsd rather than
10877 (Target_selector_x86_64): Derive from Target_selector_freebsd
10878 rather than Target_selector.
10879 * target.h (class Target): Add adjust_elf_header and
10880 do_adjust_elf_header.
10881 * output.cc (Output_file_header:: do_sized_write): Call target
10882 adjust_elf_header routine.
10883 * configure.tgt: Set targ_osabi.
10884 * configure.ac: Define GOLD_DEFAULT_OSABI.
10885 * parameters.cc (Parameters::default_target): Pass
10886 GOLD_DEFAULT_OSABI to select_target.
10887 * target-select.h (class Target_selector): Make instantiate_target
10888 protected rather than private.
10889 * Makefile.am (HFILES): Add freebsd.h.
10890 * configure, Makefile.in, config.in: Rebuild.
10892 * merge.cc (do_add_input_section): Correct pend value. Change
10893 message about last entry not being null terminated from error to
10896 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
10898 * incremental.cc: New file.
10899 * Makefile.am (CCFILES): Add incremental.cc.
10900 * Makefile.in: Rebuild.
10902 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
10904 * layout.cc (Layout::output_section_name): Preserve names
10905 of '.note.' sections.
10907 2009-03-19 Ian Lance Taylor <iant@google.com>
10909 * descriptors.cc (Descriptors::open): Check that the options are
10910 valid before using them.
10912 2009-03-18 Ian Lance Taylor <iant@google.com>
10914 * script-sections.h: Include <list>.
10915 (class Script_sections): Change Sections_elements from std::vector
10916 to std::list. Typedef public Elements_iterator. Add
10917 orphan_section_placement_, data_segment_align_start_, and
10918 saw_data_segment_align_ fields. Remove data_segment_align_index_
10920 * script-sections.cc (class Orphan_section_placement): New class.
10921 (class Sections_element): Add virtual functions is_relro and
10922 orphan_section_init. Remove virtual function place_orphan_here.
10923 (class Output_section_definition): Add is_relro and
10924 orphan_section_init. Remove place_orphan_here.
10925 (class Orphan_output_section): Likewise.
10926 (Script_sections::Script_sections): Update for field changes.
10927 (Script_sections::data_segment_align): Set saw_data_segment_align_
10928 and data_segment_align_start_, not data_segment_align_index.
10929 (Script_sections::data_segment_relro_end): Check
10930 saw_data_segment_align_. Use data_segment_align_start_ rather
10931 than data_segment_align_index_.
10932 (Script_sections::place_orphan): Rewrite to use
10933 Orphan_section_placement.
10935 2009-03-17 Ian Lance Taylor <iant@google.com>
10937 * archive.cc (Archive::add_symbols): Check for a version attached
10938 to the symbol name in the archive map.
10939 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
10940 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
10941 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
10942 (ver_test_11.a): New target.
10943 * testsuite/Makefile.in: Rebuild.
10945 * configure.ac: Check for chsize and posix_fallocate. Replace
10947 * ftruncate.c: New file, from gnulib.
10948 * output.cc (posix_fallocate): Define dummy version if not
10949 HAVE_POSIX_FALLOCATE.
10950 (Output_file::map): Call posix_fallocate rather than lseek and
10952 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
10953 * configure, Makefile.in, config.in: Rebuild.
10955 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
10957 * layout.h (Layout::create_note): Add section_name parameter.
10958 * layout.cc (Layout::create_note): Likewise.
10959 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
10961 2009-03-17 Ian Lance Taylor <iant@google.com>
10963 * descriptors.cc: Include "options.h".
10964 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
10965 (Descriptors::open): Always use O_CLOEXEC when opening a new
10966 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
10967 then set FD_CLOEXEC.
10969 * sparc.cc (class Target_sparc): Add has_got_section.
10970 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
10971 make sure we have a GOT section.
10973 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
10974 (Target_sparc::Scan::local): Likewise.
10975 (Target_sparc::Scan::global): Likewise.
10976 (Target_sparc::Relocate::relocate): Likewise.
10977 (Target_sparc::Relocate::relocate_tls): Likewise.
10979 * symtab.cc (Symbol_table::define_default_version): New function,
10980 broken out of add_from_object.
10981 (Symbol_table::add_from_object): Call define_default_version.
10982 (Symbol_table::define_special_symbol): Add resolve_oldsym
10983 parameter. Change all callers. If the version for a symbol comes
10984 from a version script, resolve it with the symbol with the same
10985 name with no version. Also add the symbol without a version if
10987 (do_define_in_output_data): If resolving with oldsym, don't delete
10989 (do_define_in_output_segment): Likewise.
10990 (do_define_as_constant): Likewise.
10991 * symtab.h (class Symbol_table): Update declarations.
10993 2009-03-13 Ian Lance Taylor <iant@google.com>
10995 * readsyms.cc (Read_symbols::incompatible_warning): New function.
10996 (Read_symbols::requeue): New function.
10997 (Read_symbols::do_read_symbols): If make_elf_object fails because
10998 the target type is not configured, and the file was searched for,
10999 issue a warning and retry with the next directory.
11000 (Add_symbols::run): If the file has an incompatible format, and
11001 it was searched for, requeue the Read_symbols task. On error,
11002 release the object.
11003 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
11004 dirindex parameter to constructor. Change all callers. Declare
11005 incompatible_warning and requeue.
11006 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
11007 input_argument_ and input_group_ fields. Add them to
11008 constructor. Change all callers.
11009 (class Read_script): Add dirindex_ field. Add it to constructor.
11010 Change all callers.
11011 * archive.cc (Archive::setup): Remove input_objects parameter.
11012 Change all callers.
11013 (Archive::get_file_and_offset): Likewise.
11014 (Archive::read_all_symbols): Likewise.
11015 (Archive::read_symbols): Likewise.
11016 (Archive::get_elf_object_for_member): Remove input_objects
11017 parameter. Add punconfigured parameter. Change all callers.
11018 (Archive::add_symbols): Change return type to bool. Check return
11019 value of include_member.
11020 (Archive::include_all_members): Likewise.
11021 (Archive::include_member): Change return type to bool. Return
11022 false if first included object has incompatible target. Set
11023 included_member_ field.
11024 (Add_archive_symbols::run): If add_symbols returns false, requeue
11026 * archive.h (class Archive): Add included_member_ field.
11027 Initialize it in constructor. Add input_file and searched_for
11028 methods. Update declarations.
11029 (class Add_archive_symbols): Add dirpath_, dirindex_, and
11030 input_argument_ fields. Add them to constructor. Change all
11032 * script.cc: Include "target-select.h".
11033 (class Parser_closure): Add skip_on_incompatible_target_ and
11034 found_incompatible_target_ fields. Add
11035 skip_on_incompatible_target parameter to constructor. Change all
11036 callers. Add methods skip_on_incompatible_target,
11037 clear_skip_on_incompatible_target, found_incompatible_target, and
11038 set_found_incompatible_target.
11039 (read_input_script): Add dirindex parameter. Change all callers.
11040 If parser finds an incompatible target, requeue Read_symbols
11042 (script_set_symbol): Clear skip_on_incompatible_target in
11044 (script_add_assertion, script_parse_option): Likewise.
11045 (script_start_sections, script_add_phdr): Likewise.
11046 (script_check_output_format): New function.
11047 * script.h (read_input_script): Update declaration.
11048 * script-c.h (script_check_output_format): Declare.
11049 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
11050 (ignore_cmd): Remove OUTPUT_FORMAT.
11051 * fileread.cc (Input_file::Input_file): Add explicit this.
11052 (Input_file::will_search_for): New function.
11053 (Input_file::open): Add pindex parameter. Change all callers.
11054 * fileread.h (class Input_file): Add input_file_argument method.
11055 Declare will_search_for. Update declarations.
11056 * object.cc (make_elf_object): Add punconfigured parameter.
11057 Change all callers.
11058 * object.h (class Object): Make input_file public. Add
11059 searched_for method.
11060 (make_elf_object): Update declaration.
11061 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
11063 * dirsearch.h (class Dirsearch): Update declaration.
11064 * options.h (class General_options): Add --warn-search-mismatch.
11065 * parameters.cc (Parameters::is_compatible_target): New function.
11066 * parameters.h (class Parameters): Declare is_compatible_target.
11067 * workqueue.cc (Workqueue::add_blocker): New function.
11068 * workqueue.h (class Workqueue): Declare add_blocker.
11070 * fileread.cc (Input_file::open): Remove options parameter.
11071 Change all callers.
11072 (Input_file::open_binary): Likewise.
11073 * script.cc (read_input_script): Likewise.
11074 * readsyms.h (class Read_symbols): Remove options_ field. Remove
11075 options parameter from constructor. Change all callers.
11076 (class Read_script): Likewise.
11077 * fileread.h (class Input_file): Update declarations.
11078 * script.h (read_input_script): Update declaration.
11080 2009-03-10 Nick Clifton <nickc@redhat.com>
11082 * po/es.po: New Spanish translation.
11084 2009-03-06 Cary Coutant <ccoutant@google.com>
11086 * options.cc (parse_short_option): Keep dash_z from registering itself.
11088 2009-03-03 Ian Lance Taylor <iant@google.com>
11091 * target-reloc.h (relocate_section): Pass output_section to
11093 * i386.cc (Target_i386::should_apply_static_reloc): Add
11094 output_section parameter. Change all callers.
11095 (Target_i386::Relocate::relocate): Add output_section parameter.
11096 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11097 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
11098 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
11099 * testsuite/two_file_shared.sh: New script.
11100 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
11101 (check_DATA): Add two_file_shared.dbg.
11102 (two_file_shared.dbg): New target.
11103 * testsuite/Makefile.in: Rebuild.
11105 2009-03-01 Ian Lance Taylor <iant@google.com>
11107 * configure.ac: Check for byteswap.h.
11108 * configure: Rebuild.
11109 * config.in: Rebuild.
11111 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
11113 * layout.cc (Layout::find_or_add_kept_section): New function.
11114 (Layout::add_comdat): Removed.
11115 * layout.h (struct Kept_section): Move out of class Layout.
11116 Remove trailing underscores from field names. Add group_sections
11117 field. Rename group_ field to is_group. Change all uses.
11118 (class Layout): Declare find_or_add_kept_section, not add_comdat.
11119 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
11120 comdat_groups_ field.
11121 (Sized_relobj::include_section_group): Use
11122 find_or_add_kept_section and Kept_section::group_sections.
11123 (Sized_relobj::include_linkonce_section): Likewise.
11124 * object.cc (class Sized_relobj): Don't define Comdat_group or
11125 Comdat_group_table. Remove find_comdat_group and
11126 add_comdat_group. Remove comdat_groups_ field.
11127 * plugin.cc (include_comdat_group): Use
11128 Layout::find_or_add_kept_section.
11130 2009-02-28 Ian Lance Taylor <iant@google.com>
11132 * README: --gc-sections and map files are now supported. Document
11133 some build requirements.
11136 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
11137 relocatable link set the value of the section symbol to zero.
11138 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
11139 relocatable link don't include the section address in the local
11142 2009-02-27 Ian Lance Taylor <iant@google.com>
11145 * options.h (class Search_directory): Add is_system_directory.
11146 (class General_options): Declare is_in_system_directory.
11147 * options.cc (get_relative_sysroot): Make static.
11148 (get_default_sysroot): Make static.
11149 (General_optoins::is_in_system_directory): New function.
11150 * fileread.cc (Input_file::is_in_system_directory): New function.
11151 * fileread.h (class Input_file): Declare is_in_system_directory.
11152 * object.h (class Object): Add is_in_system_directory.
11153 (class Input_objects): Remove system_library_directory_ field.
11154 * object.cc (Input_objects::add_object): Don't set
11155 system_library_directory_.
11156 (input_objects::found_in_system_library_directory): Remove.
11157 * symtab.cc (Symbol_table::write_globals): Remove input_objects
11158 parameter. Change all callers.
11159 (Symbol_table::sized_write_globals): Likewise.
11160 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
11161 Call Object::is_in_system_directory.
11162 * symtab.h (class Symbol_table): Update declarations.
11165 * descriptors.h (Open_descriptor): Add is_on_stack field.
11166 * descriptors.cc (Descriptors::open): If the descriptor is on the
11167 top of the stack, remove it. Initialize is_on_stack field.
11168 (Descriptors::release): Only add pod to stack if it is not on the
11170 (Descriptors::close_some_descriptor): Clear stack_next and
11171 is_on_stack fields.
11174 * output.cc (Output_section::find_starting_output_address): Rename
11175 from starting_output_address; add PADDR parameter; change return
11177 * output.h (class Output_section): Declare
11178 find_starting_output_address instead of starting_output_address.
11179 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
11180 section symbol for which we can't find a merge section.
11183 * symtab.cc (Symbol_table::add_from_object): If the visibility is
11184 hidden or internal, force the symbol to be local.
11185 * resolve.cc (Symbol::override_visibility): Define.
11186 (Symbol::override_base): Use override_visibility.
11187 (Symbol_table::resolve): Likewise.
11188 (Symbol::override_base_with_special): Likewise.
11189 (Symbol_table::override_with_special): If the visibility is hidden
11190 or internal, force the symbol to be local.
11191 * symtab.h (class Symbol): Add set_visibility and
11192 override_visibility.
11193 * testsuite/ver_test_1.sh: New file.
11194 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
11195 (check_DATA): Add ver_test_1.syms.
11196 (ver_test_1.syms): New target.
11197 * testsuite/Makefile.in: Rebuild.
11199 2009-02-25 Cary Coutant <ccoutant@google.com>
11201 * layout.cc (Layout::choose_output_section): Don't rename sections
11202 when using a linker script that has a SECTIONS clause.
11203 * Makefile.in: Regenerate.
11205 * testsuite/Makefile.am (script_test_5.sh): New test case.
11206 * testsuite/Makefile.in: Regenerate.
11207 * testsuite/script_test_5.cc: New file.
11208 * testsuite/script_test_5.sh: New file.
11209 * testsuite/script_test_5.t: New file.
11211 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
11213 * archive.cc (Archive::include_member): Update calls to add_symbols.
11214 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
11215 the Layout argument.
11216 * dynobj.h (do_add_symbols): Add the Layout argument.
11217 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
11219 * object.h (Object::add_symbols): Add the Layout argument.
11220 (Object::do_add_symbols): Add the Layout argument.
11221 (Sized_relobj::do_add_symbols): Add the Layout argument.
11222 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
11223 Unify the two versions.
11224 (Add_plugin_symbols): Remove.
11225 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
11226 (Sized_pluginobj::do_add_symbols): Unify the two versions.
11227 (Add_plugin_symbols): Remove.
11228 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
11229 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
11230 (Add_symbols::run): Make it work with Pulginobj.
11232 2009-02-06 Ian Lance Taylor <iant@google.com>
11234 * object.cc (Sized_relobj::do_layout): Make info message start
11235 with lower case letter.
11237 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
11239 * binary.cc: Fix file comment.
11241 * options.h (enum Incremental_disposition): Define.
11242 (class General_options): Add new options: --incremental,
11243 --incremental_changed, --incremental_unchanged,
11244 --incremental_unknown. Add incremental_disposition_ and
11245 implicit_incremental_ fields.
11246 (General_options::incremental_disposition): New function.
11247 (class Position_dependent_options): Add incremental_disposition
11249 (Position_dependent_options::copy_from_options): Set incremental
11251 * options.cc (General_options::parse_incremental_changed): New
11253 (General_options::parse_incremental_unchanged): New function.
11254 (General_options::parse_incremental_unknown): New function.
11255 (General_options::General_options): Initialize new fields
11256 incremental_disposition_ and implicit_incremental_.
11257 (General_options::finalize): Check for uasge of --incremental-*
11258 without --incremental.
11260 2009-02-06 Chris Demetriou <cgd@google.com>
11262 * gold.h (gold_undefined_symbol): Change to take only a Symbol
11263 pointer and to report location as the file name associated with
11265 (gold_undefined_symbol_at_location): New function to replace the
11266 old gold_undefined_symbol functionality.
11267 * target-reloc.h (relocate_section): Update to use
11268 gold_undefined_symbol_at_location.
11269 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
11270 Call gold_undefined_symbol function rather than gold_error.
11271 * errors.h (Errors::undefined_symbol): Take location as a
11272 string, rather than calculating it from a relocation.
11273 * errors.cc (Errors::fatal): Print "fatal error:" before the
11275 (Errors::error, Errors::error_at_location): Print "error: "
11276 before the formatted message.
11277 (Errors::undefined_symbol): Take location as a string, rather
11278 than calculating it from a relocation.
11279 (gold_undefined_symbol_at_location): New function akin to
11280 old gold_undefined_symbol, calculates location from relocation.
11281 (gold_undefined_symbol): Change to take only a Symbol pointer
11282 and to report location as the file name associated with the symbol.
11283 * testsuite/debug_msg.sh: Update for changed error messages.
11284 * testsuite/undef_symbol.sh: Likewise.
11286 2009-02-04 Duncan Sands <baldrick@free.fr>
11289 * reduced_debug_output.h
11290 (Output_reduced_debug_abbrev_section::failed): Use format for
11292 (Output_reduced_debug_info_section::faild): Likewise.
11294 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
11296 * script.cc (Lazy_demangler): New class.
11297 (Version_script_info::get_symbol_version_helper): Demangle a
11300 2009-01-29 Cary Coutant <ccoutant@google.com>
11302 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
11304 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
11306 2009-01-28 Ian Lance Taylor <iant@google.com>
11308 * version.cc (version_string): Bump to 1.9.
11310 * gold.h: Include <cstring> and <stdint.h>.
11311 * version.cc: Include <cstdio>.
11312 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
11314 * reduced_debug_output.cc (insert_into_vector): Rename from
11315 Insert_into_vector; change all callers. Use Swap_unaligned to
11316 avoid aliasing issue; remove union since it is unnecessary.
11318 2009-01-27 Sriraman Tallam <tmsriram@google.com>
11320 * Makefile.am (CCFILES): Add gc.cc.
11321 (HFILES): Add gc.h.
11322 * Makefile.in: Regenerate.
11323 * gold.cc (Gc_runner): New class.
11324 (queue_initial_tasks): Call garbage collection related tasks
11325 when corresponding options are invoked.
11326 (queue_middle_gc_tasks): New function.
11327 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
11328 processed early before laying out sections during garbage collection.
11329 * gold.h (queue_middle_gc_tasks): New function.
11330 (is_prefix_of): Move from "layout.cc".
11331 * i386.cc (Target_i386::gc_process_relocs): New function.
11332 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
11333 * main.cc (main): Create object of class "Garbage_collection".
11334 * object.cc (Relobj::copy_symbols_data): New function.
11335 (Relobj::is_section_name_included): New function.
11336 (Sized_relobj::do_layout): Allow this function to be called twice
11337 during garbage collection and defer layout of section during the
11339 * object.h (Relobj::get_symbols_data): New function.
11340 (Relobj::is_section_name_included): New function.
11341 (Relobj::copy_symbols_data): New function.
11342 (Relobj::set_symbols_data): New function.
11343 (Relobj::get_relocs_data): New function.
11344 (Relobj::set_relocs_data): New function.
11345 (Relobj::is_output_section_offset_invalid): New pure virtual function.
11346 (Relobj::gc_process_relocs): New function.
11347 (Relobj::do_gc_process_relocs): New pure virtual function.
11348 (Relobj::sd_): New data member.
11349 (Sized_relobj::is_output_section_offset_invalid): New function.
11350 (Sized_relobj::do_gc_process_relocs): New function.
11351 * options.h (General_options::gc_sections): Modify to not be a no-op.
11352 (General_options::print_gc_sections): New option.
11353 * plugin.cc (Plugin_finish::run): Remove function call to
11354 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
11355 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
11356 * reloc.cc (Read_relocs::run): Add task to process relocs and
11357 determine unreferenced sections when doing garbage collection.
11358 (Gc_process_relocs): New class.
11359 (Sized_relobj::do_gc_process_relocs): New function.
11360 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
11361 sections that are garbage collected.
11362 * reloc.h (Gc_process_relocs): New class.
11363 * sparc.cc (Target_sparc::gc_process_relocs): New function.
11364 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
11365 symbols whose corresponding sections are garbage collected.
11366 (Symbol_table::Symbol_table): Add new parameter for the garbage
11368 (Symbol_table::gc_mark_undef_symbols): New function.
11369 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11370 (Symbol_table::gc_mark_dyn_syms): New function.
11371 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
11373 (Symbol_table::add_from_object): Likewise.
11374 (Symbol_table::add_from_relobj): When building shared objects, do not
11375 treat externally visible symbols as garbage.
11376 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
11377 table information for static and relocatable links.
11378 * symtab.h (Symbol_table::set_gc): New function.
11379 (Symbol_table::gc): New function.
11380 (Symbol_table::gc_mark_undef_symbols): New function.
11381 (Symbol_table::gc_mark_symbol_for_shlib): New function.
11382 (Symbol_table::gc_mark_dyn_syms): New function.
11383 (Symbol_table::gc_): New data member.
11384 * target.h (Sized_target::gc_process_relocs): New pure virtual
11386 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
11387 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
11389 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
11391 * options.h (General_options::gc_sections): Define as a no-op for now.
11392 (General_options::no_keep_memory): Ditto.
11393 (General_options::Bshareable): Define.
11394 * options.cc (General_options::finalize): Honor -Bshareable.
11396 2009-01-20 Andreas Schwab <schwab@suse.de>
11398 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
11399 read the value in the contents, since we don't use it. Use the
11400 template endianness when writing.
11401 (Relocate::relocate): Use it for R_PPC_REL16_HA.
11403 2009-01-19 Andreas Schwab <schwab@suse.de>
11405 * configure.tgt (powerpc64-*): Fix targ_obj.
11407 2009-01-15 Ian Lance Taylor <iant@google.com>
11409 * object.cc (Sized_relobj::write_local_symbols): Don't write out
11410 local symbols when stripping all symbols.
11412 2009-01-14 Cary Coutant <ccoutant@google.com>
11414 * output.cc (Output_reloc): Add explicit instantiations.
11416 2009-01-14 Cary Coutant <ccoutant@google.com>
11418 * archive.cc (Archive::get_elf_object_for_member): Remove call
11419 to File_read::claim_for_plugin.
11420 * descriptors.cc (Descriptors::open): Remove reference to
11422 (Descriptors::claim_for_plugin): Remove.
11423 * descriptors.h (Descriptors::claim_for_plugin): Remove.
11424 (Descriptors::is_claimed): Remove.
11425 (claim_descriptor_for_plugin): Remove.
11426 * fileread.cc (File_read::claim_for_plugin): Remove.
11427 * fileread.h (File_read::claim_for_plugin): Remove.
11428 (File_read::descriptor): Reopen descriptor if necessary.
11429 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
11430 (Plugin_manager::all_symbols_read): Add task parameter. Change
11432 (Plugin_manager::get_input_file): New function.
11433 (Plugin_manager::release_input_file): New function.
11434 (Pluginobj::Pluginobj): Add filesize parameter and initialize
11435 corresponding data member.
11436 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
11437 and pass to base constructor. Change all callers.
11438 (get_input_file, release_input_file): New functions.
11439 (make_sized_plugin_object): Add filesize parameter. Change all callers.
11440 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
11441 (Plugin_manager::all_symbols_read): Add task parameter.
11442 (Plugin_manager::get_input_file): New function.
11443 (Plugin_manager::release_input_file): New function.
11444 (Plugin_manager::task_): New data member.
11445 (Pluginobj::Pluginobj): Add filesize parameter.
11446 (Pluginobj::filename): New function.
11447 (Pluginobj::descriptor): New function.
11448 (Pluginobj::filesize): New function.
11449 (Pluginobj::filesize_): New data member.
11450 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
11451 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
11452 File_read::claim_for_plugin; use Object::unlock to unlock the file.
11454 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
11455 with archive libraries.
11456 * testsuite/Makefile.in: Regenerate.
11457 * testsuite/plugin_test.c (struct sym_info): New type.
11458 (get_input_file, release_input_file): New static variables.
11459 (onload): Capture new transfer vector entries.
11460 (claim_file_hook): Stop reading at end of file according to filesize.
11461 Factor out parsing of readelf output into separate function.
11462 (all_symbols_read_hook): Exercise get_input_file and release_input_file
11463 APIs and get the source file name from the symbol table. Convert
11464 source file name to corresponding object file name. Print info
11465 message when adding new input files.
11466 (parse_readelf_line): New function.
11467 * testsuite/plugin_test_1.sh: Add checks for new info messages.
11468 * testsuite/plugin_test_2.sh: Likewise.
11469 * testsuite/plugin_test_3.sh: Likewise.
11470 * testsuite/plugin_test_4.sh: New test case.
11472 2009-01-07 Ian Lance Taylor <iant@google.com>
11474 * version.cc (version_string): Bump to 1.8.
11476 2008-12-23 Cary Coutant <ccoutant@google.com>
11478 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
11479 * plugin.cc (Plugin_manager::finish): Rename as
11480 layout_deferred_objects. Move cleanup to separate function.
11481 (Plugin_manager::cleanup): New function.
11482 (Plugin_finish::run): Call layout_deferred_objects and cleanup
11484 * plugin.h (Plugin_manager::finish): Rename as
11485 layout_deferred_objects.
11486 (Plugin_manager::cleanup): New function.
11487 (Plugin_manager::cleanup_done): New field.
11489 2008-12-23 Cary Coutant <ccoutant@google.com>
11491 * plugin.cc (is_visible_from_outside): New function.
11492 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
11493 so we don't return "IR only" status for exported symbols or -r links.
11495 * testsuite/Makefile.am (plugin_test_3): New test case.
11496 * testsuite/Makefile.in: Regenerate.
11497 * testsuite/plugin_test_3.sh: New file.
11499 2008-12-22 Cary Coutant <ccoutant@google.com>
11501 * object.cc (Sized_relobj::layout_section): New function.
11502 (Sized_relobj::do_layout): Defer layout of input sections until after
11503 plugin has provided replacement files.
11504 (Sized_relobj::do_layout_deferred_sections): New function.
11505 * object.h (Relobj::set_section_offset): Remove virtual keyword.
11506 (Relobj::layout_deferred_sections): New function.
11507 (Relobj::do_layout_deferred_sections): New function.
11508 (Sized_relobj::do_layout_deferred_sections): New function.
11509 (Sized_relobj::layout_section): New function.
11510 (Sized_relobj::Deferred_layout): New structure.
11511 (Sized_relobj::deferred_layout_): New field.
11512 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
11513 Change all callers. Layout deferred sections.
11514 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
11516 (Plugin_hook::run): Move code from do_plugin_hook inline.
11517 (Plugin_hook::do_plugin_hook): Remove.
11518 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
11519 (Plugin_manager::finish): Renamed, was cleanup.
11520 (Plugin_manager::should_defer_layout): New function.
11521 (Plugin_manager::add_deferred_layout_object): New function.
11522 (Plugin_manager::Deferred_layout_list): New type.
11523 (Plugin_manager::deferred_layout_objects_): New field.
11524 (Plugin_hook::do_plugin_hook): Remove.
11526 2008-12-17 Ian Lance Taylor <iant@google.com>
11528 * options.h (class General_options): Add --no case for
11531 2008-12-16 Cary Coutant <ccoutant@google.com>
11533 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
11535 (Plugin_manager::claim_file): Create plugin object even if
11536 plugin did not call the add_symbols callback.
11537 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
11538 asking for more symbols than were added.
11539 * testsuite/Makefile.am (plugin_test_1): Add test case with
11541 (empty.syms): New target.
11542 * testsuite/Makefile.in: Regenerate.
11543 * testsuite/plugin_test.c (claim_file_hook): Add new debug
11544 message. Don't call add_symbols if no globals.
11545 (all_symbols_read_hook): Don't provide replacement for empty
11548 2008-12-12 Ian Lance Taylor <iant@google.com>
11550 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
11551 r_type == 0 for a local symbol with r_sym == 0.
11552 (scan_relocatable_relocs): Pass r_sym to
11553 local_non_section_strategy.
11554 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
11557 * configure.ac: Update test for TLS descriptors: they are
11558 supported as of glibc 2.9.
11559 * configure: Rebuild.
11561 2008-12-11 Ian Lance Taylor <iant@google.com>
11564 * target-reloc.h (Default_scan_relocatable_relocs): For each
11565 function, map r_type == 0 to RELOC_DISCARD.
11567 2008-12-10 Cary Coutant <ccoutant@google.com>
11569 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
11570 object to override a kept COMDAT group from a plugin object.
11572 2008-12-09 Ian Lance Taylor <iant@google.com>
11575 * yyscript.y (file_cmd): Handle INPUT.
11577 * testsuite/initpri1.c: Change all declarations to be full
11578 prototypes by adding void, to avoid compiler warnings.
11580 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
11582 * options.cc (General_options::parse_plugin_opt): New.
11583 (General_options::add_plugin): The argument now is just the filename.
11584 (General_options::add_plugin_option): New.
11585 * options.h (plugin_opt): New.
11586 (add_plugin): Change argument name.
11587 (add_plugin_option): New.
11588 * plugin.cc (Plugin::load): Don't parse the plugin option.
11589 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
11590 (Plugin::add_option): New.
11591 (Plugin::args_): Change type.
11592 (Plugin::filename_): New.
11593 (Plugin_manager::add_plugin_option): New.
11594 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
11595 * testsuite/Makefile.in: Regenerate.
11597 2008-12-05 Cary Coutant <ccoutant@google.com>
11599 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
11600 Handle --strip-lto-sections option.
11601 * options.h (strip_lto_sections): New option.
11603 2008-12-01 Cary Coutant <ccoutant@google.com>
11605 * plugin.cc (ld_plugin_message): Change format parameter to const.
11606 Fix mismatch between new[] and delete.
11608 2008-11-14 Cary Coutant <ccoutant@google.com>
11610 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
11613 2008-11-05 Craig Silverstein <csilvers@google.com>
11615 * options.cc (General_options::parse_dynamic_list): New function.
11616 * options.h (General_options): New flags dynamic_list,
11617 dynamic_list_data, dynamic_list_cpp_new, and
11618 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
11619 (General_options::in_dynamic_list): New function.
11620 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
11621 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
11622 (Lex::can_continue_name): Likewise.
11624 (read_script_file): New parameter script_options.
11625 (read_dynamic_list): New function.
11626 (Script_options::define_dynamic_list): New function.
11627 (dynamic_list_keyword_parsecodes): New variable.
11628 (dynamic_list_keywords): New variable.
11629 * script.h (Script_options::define_dynamic_list): New function
11631 (read_dynamic_list): New function prototype.
11632 * symtab.cc (strprefix): New macro.
11633 (Symbol::should_add_dynsym_entry): Support dynamic_list,
11634 dynamic_list_data, dynamic_list_cpp_new, and
11635 dynamic_list_cpp_typeinfo.
11636 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
11637 (dynamic_list_expr): New rule.
11638 (dynamic_list_nodes): Likewise.
11639 (dynamic_list_node): Likewise.
11640 * testsuite/Makefile.am (dynamic_list): New test.
11641 * testsuite/Makefile.in: Regenerated.
11642 * testsuite/dynamic_list.t: New file.
11643 * testsuite/dynamic_list.sh: New file.
11645 2008-11-05 Craig Silverstein <csilvers@google.com>
11647 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
11648 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
11649 (t11_last): Likewise.
11650 * testsuite/ver_test_6.c (main): Likewise.
11652 2008-10-07 Cary Coutant <ccoutant@google.com>
11654 * options.c (General_options::finalize): Add check for -static and
11656 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
11659 2008-10-02 Cary Coutant <ccoutant@google.com>
11661 * plugin.cc (make_sized_plugin_object): Fix conditional
11662 compilation to work when not all targets are enabled.
11664 2008-09-29 Cary Coutant <ccoutant@google.com>
11666 * archive.cc (Archive::get_file_and_offset): Use filename instead
11667 of name to get library path.
11668 (Archive::include_member): Unlock external member of a thin archive.
11670 * testsuite/Makefile.am (TEST_AR): New variable.
11671 (thin_archive_test_1): New test.
11672 (thin_archive_test_2): New test.
11673 * testsuite/Makefile.in: Regenerate.
11674 * testsuite/thin_archive_main.cc: New file.
11675 * testsuite/thin_archive_test_1.cc: New file.
11676 * testsuite/thin_archive_test_2.cc: New file.
11677 * testsuite/thin_archive_test_3.cc: New file.
11678 * testsuite/thin_archive_test_4.cc: New file.
11680 2008-09-29 Cary Coutant <ccoutant@google.com>
11682 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
11683 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
11685 (Sized_relobj::do_finalize_local_symbols): Likewise.
11686 (Sized_relobj::map_to_kept_section): Likewise.
11687 * object.h (Sized_relobj::invalid_address): New constant.
11688 (Sized_relobj::do_output_section_offset): Check for invalid_address
11690 * output.cc (Output_reloc::local_section_offset): Use constant
11691 invalid_address instead of -1U.
11692 (Output_reloc::get_address): Likewise.
11693 (Output_section::output_address): Change -1U to -1ULL.
11694 * output.h (Output_reloc::invalid_address): New constant.
11695 * reloc.cc (Sized_relobj::write_sections): Use constant
11696 invalid_address instead of -1U.
11697 (Sized_relobj::relocate_sections): Likewise.
11698 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
11699 values for merge sections.
11700 * target-reloc.h (relocate_for_relocatable): Use constant
11701 invalid_address instead of -1U.
11703 2008-09-19 Cary Coutant <ccoutant@google.com>
11705 Add plugin functionality for link-time optimization (LTO).
11706 * configure.ac (plugins): Add --enable-plugins option.
11707 * configure: Regenerate.
11708 * config.in: Regenerate.
11709 * Makefile.am (LIBDL): New variable.
11710 (CCFILES): Add plugin.cc.
11711 (HFILES): Add plugin.h.
11712 (ldadd_var): Add LIBDL.
11713 * Makefile.in: Regenerate.
11715 * archive.cc: Include "plugin.h".
11716 (Archive::setup): Don't preread archive symbols when using a plugin.
11717 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
11718 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
11720 (Archive::include_member): Add symbols from plugin objects.
11721 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
11722 * descriptors.cc (Descriptors::open): Check for file descriptors
11723 abandoned by plugins.
11724 (Descriptors::claim_for_plugin): New function.
11725 * descriptors.h (Descriptors::claim_for_plugin): New function.
11726 (Open_descriptor::is_claimed): New field.
11727 (claim_descriptor_for_plugin): New function.
11728 * fileread.cc (File_read::claim_for_plugin): New function.
11729 * fileread.h (File_read::claim_for_plugin): New function.
11730 (File_read::descriptor): New function.
11731 * gold.cc: Include "plugin.h".
11732 (queue_initial_tasks): Add task to call plugin hooks for generating
11734 * main.cc: Include "plugin.h".
11735 (main): Load plugin libraries.
11736 * object.h (Pluginobj): Declare.
11737 (Object::pluginobj): New function.
11738 (Object::do_pluginobj): New function.
11739 (Object::set_target): New function.
11740 * options.cc: Include "plugin.h".
11741 (General_options::parse_plugin): New function.
11742 (General_options::General_options): Initialize plugins_ field.
11743 (General_options::add_plugin): New function.
11744 * options.h (Plugin_manager): Declare.
11745 (General_options): Add --plugin option.
11746 (General_options::has_plugins): New function.
11747 (General_options::plugins): New function.
11748 (General_options::add_plugin): New function.
11749 (General_options::plugins_): New field.
11750 * plugin.cc: New file.
11751 * plugin.h: New file.
11752 * readsyms.cc: Include "plugin.h".
11753 (Read_symbols::do_read_symbols): Check for archive before checking
11754 for ELF file. Call plugin hooks to claim files.
11755 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
11756 from a real object file; force override when processing replacement
11758 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
11759 (Symbol::init_base_object): Likewise.
11760 (Symbol::init_base_output_data): Likewise.
11761 (Symbol::init_base_output_segment): Likewise.
11762 (Symbol::init_base_constant): Likewise.
11763 (Symbol::init_base_undefined): Likewise.
11764 (Symbol::output_section): Assert that object is not a plugin.
11765 (Symbol_table::add_from_pluginobj): New function.
11766 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
11768 (Symbol_table::sized_write_globals): Likewise.
11769 (Symbol_table::add_from_pluginobj): Instantiate template.
11770 * symtab.h (Sized_pluginobj): Declare.
11771 (Symbol::in_real_elf): New function.
11772 (Symbol::set_in_real_elf): New function.
11773 (Symbol::in_real_elf_): New field.
11774 (Symbol_table::add_from_pluginobj): New function.
11776 * testsuite/Makefile.am (AM_CFLAGS): New variable.
11777 (LIBDL): New variable.
11778 (LDADD): Add LIBDL.
11779 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
11780 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
11781 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
11782 (MOSTLYCLEANFILES): Likewise.
11783 * testsuite/Makefile.in: Regenerate.
11784 * testsuite/plugin_test.c: New file.
11785 * testsuite/plugin_test_1.sh: New file.
11786 * testsuite/plugin_test_2.sh: New file.
11788 2008-09-16 Ian Lance Taylor <iant@google.com>
11790 * target-reloc.h (relocate_section): Check whether a symbol is
11791 defined by the ABI before reporting an undefined symbol error.
11792 * target.h (Target::is_defined_by_abi): Make parameter const.
11793 (Target::do_is_defined_by_abi): Likewise.
11794 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
11795 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
11796 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
11797 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
11798 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
11799 * testsuite/Makefile.in: Rebuild.
11801 * fileread.cc (make_view): Add casts to avoid warning.
11803 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11805 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
11806 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11808 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
11810 * options.h (General_options::output_is_executable): New.
11811 (General_options::output_is_pie): New.
11812 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
11813 for shared libraries.
11814 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
11816 2008-09-11 Chris Demetriou <cgd@google.com>
11818 * options.h (origin): New -z option.
11819 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
11820 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
11823 2008-09-05 Cary Coutant <ccoutant@google.com>
11825 * fileread.cc (File_read::make_view): Add check for attempt to map
11826 beyond end of file.
11828 2008-09-05 Cary Coutant <ccoutant@google.com>
11830 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
11831 explicit instantiations.
11833 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
11836 * options.cc (General_options::finalize): Allow undefined symbols
11837 in shlibs if linking -shared.
11840 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
11841 symbols as not needing a dynsym entry.
11843 2008-08-20 Craig Silverstein <csilvers@google.com>
11845 * fileread.cc (File_read::open): Do not lock the file unless it
11846 was successfully opened.
11848 2008-08-14 Cary Coutant <ccoutant@google.com>
11850 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
11851 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
11852 * testsuite/tls_test.cc (struct int128): 128-bit struct
11853 for testing TLS relocs with non-zero addend.
11854 (v12): New TLS variable.
11856 (t_last): Add check for v12.
11857 * testsuite/tls_test.h (t12): New function.
11858 * testsuite/tls_test_main.cc (thread_routine): Call new test.
11860 2008-08-13 Ian Lance Taylor <iant@google.com>
11862 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
11863 set tls_segment_ or relro_segment_.
11864 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
11866 * output.h (Output_section::clear_is_relro): New function.
11867 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
11868 sections specially even when output_data_ is empty.
11869 (Output_segment::maximum_alignment): When first section is relro,
11870 only force alignment for PT_LOAD segments.
11871 * script.cc (script_data_segment_align): New function.
11872 (script_data_segment_relro_end): New function.
11873 * script-c.h (script_data_segment_align): Declare.
11874 (script_data_segment_relro_end): Declare.
11875 * script-sections.h (class Script_sections): Declare
11876 data_segment_align and data_segment_relro_end. Add fields
11877 segment_align_index_ and saw_relro_end_.
11878 * script-sections.cc (class Sections_element): Add set_is_relro
11879 virtual function. Add new bool* parameter to place_orphan_here.
11880 Add get_output_section virtual function.
11881 (class Output_section_definition): Add set_is_relro. Add new
11882 bool* parameter to place_orphan_here. Add get_output_section.
11883 Add is_relro_ field.
11884 (Output_section_definition::Output_section_definition): Initialize
11885 evaluated_address_, evaluated_load_address, evaluated_addralign_,
11886 and is_relro_ fields.
11887 (Output_section_definition::place_orphan_here): Add is_relro
11889 (Output_section_definition::set_section_addresses): Set relro for
11891 (Output_section_definition::alternate_constraint): Likewise.
11892 (class Orphan_output_section): Add new bool* parameter to
11893 place_orphan_here. Add get_output_section.
11894 (Orphan_output_section::place_orphan_here): Add is_relro
11896 (Script_sections::Script_sections): Initialize
11897 data_segment_align_index_ and saw_relro_end_.
11898 (Script_sections::data_segment_align): New function.
11899 (Script_sections::data_segment_relro_end): New function.
11900 (Script_sections::place_orphan): Set or clear is_relro.
11901 (Script_sections::set_section_addresses): Force alignment of first
11903 * yyscript.y (exp): Call script_data_segment_align and
11904 script_data_segment_relro_end.
11905 * testsuite/relro_script_test.t: New file.
11906 * testsuite/relro_test.cc (using_script): Declare.
11907 (t1, t2): Test using_script.
11908 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
11909 (relro_script_test_SOURCES): Define.
11910 (relro_script_test_DEPENDENCIES): Define.
11911 (relro_script_test_LDFLAGS): Define.
11912 (relro_script_test_LDADD): Define.
11913 (relro_script_test.so): New target.
11914 * testsuite/Makefile.in: Rebuild.
11916 2008-08-06 Cary Coutant <ccoutant@google.com>
11918 * archive.cc (Archive::total_archives, Archive::total_members)
11919 (Archive::total_members_loaded): New variables.
11920 (Archive::setup): Add parameter. Add option to preread
11922 (Archive::read_armap): Add counter.
11923 (Archive::get_file_and_offset): New function.
11924 (Archive::get_elf_object_for_member): New function.
11925 (Archive::read_all_symbols): New function.
11926 (Archive::read_symbols): New function.
11927 (Archive::add_symbols): Add counters.
11928 (Archive::include_all_members): Use armap to find members if it's
11930 (Archive::include_member): Skip reading symbols if already read.
11931 Factored code into Archive::get_file_and_offset and
11932 Archive::get_elf_object_for_member. Changed call to
11933 Mapfile::report_include_archive_member.
11934 (Archive::print_stats): New function.
11935 * archive.h: Declare Object and Read_symbols_data classes.
11936 (Archive::Archive): Add initializers for new members.
11937 (Archive::setup): Add parameter.
11938 (Archive::print_stats): New function.
11939 (Archive::total_archives, Archive::total_members)
11940 (Archive::total_members_loaded): New variables.
11941 (Archive::get_file_and_offset): New function.
11942 (Archive::get_elf_object_for_member): New function.
11943 (Archive::read_all_symbols): New function.
11944 (Archive::read_symbols): New function.
11945 (Archive::Archive_member): New class.
11946 (Archive::members_): New member.
11947 (Archive::num_members_): New member.
11948 * main.cc: Include archive.h.
11949 (main): Call Archive::print_stats.
11950 * mapfile.cc (Mapfile::report_include_archive_member): Delete
11951 archive parameter; member_name is now the fully-decorated name.
11952 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
11953 * options.h: (General_options): Add --preread-archive-symbols option.
11954 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
11957 2008-08-04 Ian Lance Taylor <iant@google.com>
11959 * symtab.h (Symbol::use_plt_offset): New function.
11960 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
11961 * powerpc.cc (Relocate::relocate): Likewise.
11962 * sparc.cc (Relocate::relocate): Likewise.
11963 * x86_64.cc (Relocate::relocate): Likewise.
11964 * testsuite/weak_plt.sh: New test.
11965 * testsuite/weak_plt_main.cc: New test.
11966 * testsuite/weak_plt_shared.cc: New test.
11967 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
11968 (check_PROGRAMS): Add weak_plt.
11969 (check_DATA): Add weak_plt_shared.so.
11970 (weak_plt_main_pic.o, weak_plt): New targets.
11971 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
11972 * testsuite/Makefile.in: Rebuild.
11974 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
11976 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
11977 * testsuite/Makefile.in: Rebuild.
11979 2008-08-04 Alan Modra <amodra@bigpond.net.au>
11981 * Makefile.am (POTFILES.in): Set LC_ALL=C.
11982 * Makefile.in: Regenerate.
11983 * po/POTFILES.in: Regenerate.
11985 2008-07-29 Ian Lance Taylor <iant@google.com>
11987 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
11988 symbols before other symbols.
11989 * testsuite/script_test_2.cc (test_addr): Declare.
11990 (test_addr_alias): Declare.
11991 (main): Check that test_addr and test_addr_alias have the right
11993 * testsuite/script_test_2.t: Define test_addr_alias and
11996 2008-07-24 Ian Lance Taylor <iant@google.com>
11999 * descriptors.cc: New file.
12000 * descriptors.h: New file.
12001 * gold-threads.h (class Hold_optional_lock): New class.
12002 * fileread.cc: Include "descriptors.h".
12003 (File_read::~File_read): Release descriptor rather than closing
12005 (File_read::open) [file]: Call open_descriptor rather than open.
12006 Set is_descriptor_opened_.
12007 (File_read::open) [memory]: Assert that descriptor is not open.
12008 (File_read::reopen_descriptor): New function.
12009 (File_read::release): Release descriptor.
12010 (File_read::do_read): Make non-const. Reopen descriptor.
12011 (File_read::read): Make non-const.
12012 (File_read::make_view): Reopen descriptor.
12013 (File_read::do_readv): Likewise.
12014 * fileread.h (class File_read): Add is_descriptor_opened_ field.
12015 Update declarations.
12016 * layout.cc: Include "descriptors.h".
12017 (Layout::create_build_id): Use open_descriptor rather than open.
12018 * output.cc: Include "descriptors.h".
12019 (Output_file::open): Use open_descriptor rather than open.
12020 * archive.cc (Archive::const_iterator): Change Archive to be
12022 (Archive::begin, Archive::end): Make non-const.
12023 (Archive::count_members): Likewise.
12024 * archive.h (class Archive): Update declarations.
12025 * object.h (Object::read): Make non-const.
12026 * Makefile.am (CCFILES): Add descriptors.cc.
12027 (HFILES): Add descriptors.h.
12028 * Makefile.in: Rebuild.
12031 * gold.h: Always include <clocale>. Add Solaris workarounds
12032 following code in binutils/sysdep.h.
12035 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
12036 this->eh_frame_hdr_ is NULL before using it.
12038 * dynobj.cc (Versions::Versions): Update comment.
12040 * dynobj.cc (Versions::Versions): If there is an soname, use it as
12041 the base version name.
12043 * stringpool.cc (Stringpool_template::add_with_length): Set key to
12044 array size plus one.
12045 (Stringpool_template::set_string_offsets): Subtract one from key
12046 before using it as an array index.
12047 (Stringpool_template::get_offset_with_length): Likewise.
12048 (Stringpool_template::write_to_buffer): Likewise.
12049 * stringpool.h (Stringpool_template::get_offset_from_key):
12052 2008-07-23 Ian Lance Taylor <iant@google.com>
12055 * object.h (Merged_symbol_value::value): Do our best to handle a
12059 * script.cc (Version_script_info::get_versions): Don't add empty
12060 version tag to return value.
12061 (Version_script_info::get_symbol_version_helper): Change return
12062 type to bool. Add pversion parameter. Change all callers.
12063 (script_register_vers_node): Don't require a non-NULL tag.
12064 * script.h (class Version_script_info): Update declarations.
12065 (Version_script_info::get_symbol_version): Change return type to
12066 bool. Add version parameter. Change all callers.
12067 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
12068 handling. Handle an empty version from a version script.
12069 (Symbol_table::define_special_symbol): Likewise.
12070 * testsuite/ver_test_10.script: New file.
12071 * testsuite/ver_test_10.sh: New file.
12072 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
12073 (check_DATA): Add ver_test_10.syms.
12074 (ver_test_10.syms, ver_test_10.so): New target.
12075 * testsuite/Makefile.in: Rebuild.
12077 2008-07-23 Simon Baldwin <simonb@google.com>
12079 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
12080 to zero for undefined symbols from dynamic libraries.
12082 2008-07-23 Ian Lance Taylor <iant@google.com>
12084 * symtab.cc (Symbol_table::resolve): Remove version parameter.
12085 Change all callers.
12086 * symtab.h (class Symbol_table): Update declaration.
12087 * testsuite/ver_test_9.cc: New file.
12088 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
12089 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
12090 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
12091 (ver_test_9.so, ver_test_9.o): New targets.
12092 * testsuite/Makefile.in: Rebuild.
12094 2008-07-22 Ian Lance Taylor <iant@google.com>
12096 * options.h (class General_options): Define --check-sections.
12097 * layout.cc (Layout::set_segment_offsets): Handle
12100 * options.h (class General_options): Define -n/--nmagic and
12102 * options.cc (General_options::finalize): For -n/--nmagic or
12103 -N/--omagic, set -static.
12104 * layout.cc (Layout::attach_allocated_section_to_segment): If
12105 -N/--omagic, don't put read-only and read-write sections in
12106 different segments.
12107 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
12108 finding a read-only segment.
12109 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
12110 don't set the minimum segment alignment to the common page size,
12111 and don't set the file offset to the address modulo the page size.
12112 * script-sections.cc (Script_sections::create_segments): If
12113 -n/--omagic, don't put read-only and read-write sections in
12114 different segments.
12116 * cref.cc: New file.
12117 * cref.h: New file.
12118 * options.h (class General_options): Add --print-symbol-counts.
12119 * main.cc (main): Issue defined symbol report if requested.
12120 * archive.cc (Archive::interpret_header): Make into a const member
12122 (Archive::add_symbols): Call Input_objects::archive_start and
12124 (Archive::const_iterator): Define new class.
12125 (Archive::begin, Archive::end): New functions.
12126 (Archive::include_all_members): Rewrite to use iterator.
12127 (Archive::count_members): New function.
12128 * archive.h (class Archive): Update declarations.
12129 (Archive::filename): New function.
12130 * object.cc: Include "cref.h".
12131 (Sized_relobj::Sized_relobj): Initialize defined_count_.
12132 (Sized_relobj::do_get_global_symbol_counts): New function.
12133 (Input_objects::add_object): Add object to cross-referencer.
12134 (Input_objects::archive_start): New function.
12135 (Input_objects::archive_stop): New function.
12136 (Input_objects::print_symbol_counts): New function.
12137 * object.h: Declare Cref and Archive.
12138 (Object::get_global_symbol_counts): New function.
12139 (Object::do_get_global_symbol_counts): New pure virtual function.
12140 (class Sized_relobj): Add defined_count_ field. Update
12142 (class Input_objects): Add cref_ field. Update constructor.
12143 Update declarations.
12144 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
12146 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
12148 (Sized_dynobj::do_get_global_symbol_counts): New function.
12149 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
12150 defined_count_. Update declarations. Define Symbols typedef.
12151 * symtab.cc (Symbol_table::add_from_relobj): Add defined
12152 parameter. Change all callers.
12153 (Symbol_table::add_from_dynobj): Add sympointers and defined
12154 parameters. Change all callers.
12155 * symtab.h (class Symbol_table): Update declarations.
12156 * Makefile.am (CCFILES): Add cref.cc.
12157 (HFILES): Add cref.h.
12158 * Makefile.in: Rebuild.
12160 2008-07-22 Simon Baldwin <simonb@google.com>
12162 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
12163 to zero when writing undefined symbols.
12165 2008-07-22 Ian Lance Taylor <iant@google.com>
12167 * output.cc (Output_section::add_input_section): Don't try to
12168 merge empty merge sections.
12170 2008-07-21 Craig Silverstein <csilvers@google.com>
12172 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
12173 Include symbol version in error message.
12175 2008-07-20 Chris Demetriou <cgd@google.com>
12177 * configure.ac (gold_cv_c_random_seed): New configured variable.
12178 (RANDOM_SEED_CFLAGS): New substituted variable.
12179 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
12180 * configure: Rebuild.
12181 * Makefile.in: Likewise.
12182 * testsuite/Makefile.in: Likewise.
12184 2008-07-18 Ian Lance Taylor <iant@google.com>
12186 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
12187 where we see NAME/NULL and NAME/VERSION as separate symbols.
12188 * testsuite/ver_test_main.cc (main): Call t4.
12189 (t4, t4_2a): Define.
12190 * testsuite/ver_test_2.cc (t4_2): Define.
12191 * testsuite/ver_test_2.script: Put t4_2a in VER2.
12192 * testsuite/ver_test_4.cc (t4_2a): Define.
12193 * testsuite/ver_test_4.script: Put t4_2a in VER2.
12194 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
12196 2008-07-17 Ian Lance Taylor <iant@google.com>
12198 * dynobj.cc (Versions::add_def): If we give an error about a
12199 missing version, go ahead and create the version anyhow.
12201 2008-07-10 Ian Lance Taylor <iant@google.com>
12203 Handle output sections with more than 0x7fffffff bytes.
12204 * object.h (class Relobj): Change map_to_output_ to
12205 output_sections_, and just keep a section pointer. Change all
12206 uses. Move comdat group support to Sized_relobj.
12207 (Relobj::is_section_specially_mapped): Remove.
12208 (Relobj::output_section): Remove poff parameter. Change all
12210 (Relobj::output_section_offset): New function.
12211 (Relobj::set_section_offset): Rewrite.
12212 (Relobj::map_to_output): Remove.
12213 (Relobj::output_sections): New function.
12214 (Relobj::do_output_section_offset): New pure virtual function.
12215 (Relobj::do_set_section_offset): Likewise.
12216 (class Sized_relobj): Add section_offsets_ field. Add comdat
12217 group support from Relobj. Update declarations.
12218 (Sized_relobj::get_output_section_offset): New function.
12219 (Sized_relobj::do_output_section_offset): New function.
12220 (Sized_relobj::do_set_section_offset): New function.
12221 * object.cc (Relobj::output_section_address): Remove.
12222 (Sized_relobj::Sized_relobj): Initialize new fields.
12223 (Sized_relobj::include_section_group): Cast find_kept_object to
12225 (Sized_relobj::include_linkonce_section): Likewise.
12226 (Sized_relobj::do_layout): Use separate arrays for output section
12228 (Sized_relobj::do_count_local_symbols): Change map_to_output to
12230 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
12231 output_sections and section_offsets.
12232 (Sized_relobj::write_local_symbols): Likewise.
12233 (map_to_kept_section): Compute output address directly.
12234 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
12235 output_sections and section_offsets.
12236 (Sized_relobj::write_sections): Likewise.
12237 (Sized_relobj::relocate_sections): Likewise.
12238 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
12239 * output.h (class Output_reloc): Update declarations. Change
12240 u2_.relobj to Sized_relobj*.
12241 (class Output_data_reloc): Change add functions to use
12243 * output.cc (Output_reloc::Output_reloc): Change relobj to
12245 (Output_reloc::local_section_offset): Change return type to
12246 Elf_Addr. Use get_output_section_offset.
12247 (Output_reloc::get_address): Likewise.
12248 (Output_section::is_input_address_mapped): Don't call
12249 is_section_specially_mapped.
12250 (Output_section::output_offset): Likewise.
12251 (Output_section::output_address): Likewise.
12252 (Output_section::starting_output_address): Likewise.
12253 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
12254 parameter to Sized_relobj*.
12255 (Copy_relocs::need_copy_reloc): Likewise.
12256 (Copy_relocs::save): Likewise.
12257 * copy-relocs.h (class Copy_relocs): Update declarations.
12258 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
12259 Sized_relobj*. Change relobj_ field to Sized_relobj*.
12260 * target-reloc.h (relocate_for_relocatable): Change
12261 offset_in_output_section type to Elf_Addr. Change code that uses
12263 * layout.cc (Layout::layout): Always set *off.
12264 * mapfile.cc (Mapfile::print_input_section): Use
12265 output_section_offset.
12266 * i386.cc (Target_i386::copy_reloc): Change object parameter to
12268 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
12269 * sparc.cc (Target_sparc::copy_reloc): Likewise.
12270 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
12272 2008-07-03 Ian Lance Taylor <iant@google.com>
12274 * layout.cc (Layout::include_section): Do not discard unrecognized
12275 SHT_STRTAB sections.
12277 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
12279 * script.cc (Lex::can_continue_name): Make '?' allowable in
12280 version-script names.
12281 * testsuite/version_script.map: Change glob pattern to use '?'
12283 2008-06-30 Manish Singh <yosh@gimp.org>
12286 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
12289 2008-06-30 Ian Lance Taylor <iant@google.com>
12293 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
12294 versions]: Don't try to read the value in the contents, since we
12295 don't use it. Use the template endianness when writing.
12297 2008-06-25 Cary Coutant <ccoutant@google.com>
12299 * fileread.cc (File_read::make_view): Assert on zero-length view.
12300 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
12301 symbol table when there are no symbols to read.
12303 2008-06-23 Craig Silverstein <csilvers@google.com>
12305 * version.cc (version_string): Bump to 1.7
12307 2008-06-18 Craig Silverstein <csilvers@google.com>
12309 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
12310 constant 0xFFFF to type Valtype.
12311 (Powerpc_relocate_functions::rel16_ha): Likewise.
12313 2008-06-17 Ian Lance Taylor <iant@google.com>
12315 * output.h (Output_section::Input_section): Initialize p2align_ to
12316 zero for Output_section_data constructors.
12317 (Output_section::Input_section::addralign): If not an input
12318 section, return the alignment of the Output_section_data.
12319 * testsuite/copy_test.cc: New file.
12320 * testsuite/copy_test_1.cc: New file.
12321 * testsuite/copy_test_2.cc: New file.
12322 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
12323 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
12324 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
12325 (copy_test_1_pic.o, copy_test_1.so): New targets.
12326 (copy_test_2_pic.o, copy_test_2.so): New targets.
12327 * testsuite/Makefile.in: Rebuild.
12329 * script-sections.cc (Script_sections::place_orphan): Initialize
12330 local variable exact.
12332 2008-06-13 David Edelsohn <edelsohn@gnu.org>
12334 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
12336 2008-06-12 David Edelsohn <edelsohn@gnu.org>
12337 David S. Miller <davem@davemloft.net>
12339 * powerpc.cc: New file.
12340 * Makefile.am (TARGETSOURCES): Add powerpc.cc
12341 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
12342 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
12343 * Makefile.in: Rebuild.
12345 2008-06-09 Ian Lance Taylor <iant@google.com>
12347 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
12349 (throwing, orig_terminate): New static variables.
12350 (terminate_handler): New static function.
12351 (t2): Set terminate handler.
12353 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
12356 * binary.cc (Binary_to_elf::sized_convert): Fix .data
12359 2008-05-30 Cary Coutant <ccoutant@google.com>
12361 * archive.cc (Archive::include_all_members) Correct to step
12362 over symbol table and extended name table in thin archives.
12364 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
12367 * target-reloc.h (relocate_for_relocatable): Fix new_offset
12370 2008-05-28 Caleb Howe <cshowe@google.com>
12372 * reduced_debug_output.cc: New file.
12373 * reduced_debug_output.h: New file.
12374 * options.h (class General_options): Add --strip-debug-non-line.
12375 * options.cc (General_options::finalize): Add strip_debug_non_line
12376 to the strip heirarchy.
12377 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
12379 * layout.cc: Include "reduced_debug_output.h".
12380 (Layout::Layout): Initialize new fields.
12381 (line_only_debug_sections): New static array.
12382 (is_lines_only_debug_sections): New static inline function.
12383 (Layout::include_section): Handle --strip-debug-non-line.
12384 (Layout::make_output_section): If --strip-debug-non-line, build
12385 new output sections for .debug_abbrev and .debug_info.
12386 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
12387 gold. Warn about possible overflow.
12388 (read_signed_LEB_128): Likewise.
12389 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
12390 (read_signed_LEB_128): Declare.
12391 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
12392 (HFILES): Add reduced_debug_output.h.
12393 * Makefile.in: Rebuild.
12395 2008-05-21 Ian Lance Taylor <iant@google.com>
12397 * mapfile.cc: New file.
12398 * mapfile.h: New file.
12399 * options.h (class General_options): Add -M/--print-map and -Map.
12400 * options.cc (General_options::finalize): Make -M equivalent to
12402 * main.cc: Include <cstdio> and "mapfile.h".
12403 (main): Open mapfile if requested.
12404 * gold.cc (class Middle_runner): Add mapfile_ field. Update
12405 constructor. Change caller.
12406 (queue_initial_tasks): Add mapfile parameter. Change caller.
12407 (queue_middle_tasks): Likewise.
12408 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
12410 * archive.cc: Include "mapfile.h".
12411 (Archive::add_symbols): Add mapfile parameter. Change all
12412 callers. Pass mapfile, symbol, and reason to include_member.
12413 (Archive::include_all_members): Add mapfile parameter. Change all
12415 (Archive::include_member): Add mapfile, sym, and why parameters.
12416 Change all callers. Report inclusion to map file.
12417 * archive.h: Include "fileread.h".
12418 (class Archive): Update declarations.
12419 (Archive::file): New const method.
12420 (class Add_archive_symbols): Add mapfile_ field. Update
12421 constructor. Change all callers.
12422 * readsyms.h (class Read_symbols): Likewise.
12423 (class Finish_group): Likewise.
12424 (class Read_script): Likewise.
12425 * common.cc: Include "mapfile.h".
12426 (Symbol_table::allocate_commons): Add mapfile parameter. Change
12428 (Symbol_table::do_allocate_commons): Likewise.
12429 (Symbol_table::do_allocate_commons_list): Likewise. Report common
12430 symbol allocation to mapfile.
12431 * common.h (class Allocate_commons_task): Add mapfile_ field.
12432 Update constructor. Change all callers.
12433 * symtab.h (class Symbol_table): Update declarations.
12434 * layout.cc: Include "mapfile.h".
12435 (Layout_task_runner::run): Print information to mapfile.
12436 (Layout::create_gold_note): Change Output_data_fixed_space to
12437 Output_data_zero_fill.
12438 (Layout::create_build_id): Likewise.
12439 (Layout::print_to_mapfile): New function.
12440 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
12441 constructor. Change caller.
12442 (class Layout): Declare print_to_mapfile.
12443 * output.cc (Output_section::Input_section::print_to_mapfile): New
12445 (Output_section::add_input_section): If producing a map, always
12446 add to input_sections_ list.
12447 (Output_section::do_print_to_mapfile): New function.
12448 (Output_segment::print_sections_to_mapfile): New function.
12449 (Output_segment::print_section_list_to_mapfile): New function.
12450 * output.h: Include "mapfile.h".
12451 (Output_data::print_to_mapfile): New function.
12452 (Output_data::do_print_to_mapfile): New virtual function.
12453 (Output_segment_headers::do_print_to_mapfile): New function.
12454 (Output_file_header::do_print_to_mapfile): New function.
12455 (Output_data_const::do_print_to_mapfile): New function.
12456 (class Output_data_const_buffer): Add map_name_ field. Update
12457 constructor. Change all callers. Add do_print_to_mapfile
12459 (class Output_data_fixed_space): Likewise.
12460 (class Output_data_space): Likewise.
12461 (class Output_data_zero_fill): New class.
12462 (Output_data_strtab::do_print_to_mapfile): New function.
12463 (Output_data_reloc_base::do_print_to_mapfile): New function.
12464 (Output_relocatable_relocs::do_print_to_mapfile): New function.
12465 (Output_data_group::do_print_to_mapfile): New function.
12466 (Output_data_got::do_print_to_mapfile): New function.
12467 (Output_data_dynamic::do_print_to_mapfile): New function.
12468 (Output_symtab_xindex::do_print_to_mapfile): New function.
12469 (class Output_section): Declare do_print_to_mapflie. Declare
12470 print_to_mapfile in Input_section.
12471 (class Output_segment): Declare new functions.
12472 * object.h (Sized_relobj::symbol_count): New function.
12473 * script-sections.cc
12474 (Output_section_element_dot_assignment::set_section_addresses):
12475 Change Output_data_fixed_space to Output_data_zero_fill.
12476 (Output_data_expression::do_print_to_mapfile): New function.
12477 * script.cc (read_input_script): Add mapfile parameter. Change
12479 * script.h (read_input_script): Update declaration.
12480 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
12481 (Eh_frame::do_print_to_mapfile): New function.
12482 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
12483 (Output_merge_string::do_print_to_mapfile): New function.
12484 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
12486 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
12488 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
12490 * Makefile.am (CCFILES): Add mapfile.cc.
12491 (HFILES): Add mapfile.h.
12492 * Makefile.in: Rebuild.
12494 2008-05-19 Ian Lance Taylor <iant@google.com>
12496 * options.h (class General_options): Add -z relro.
12497 * layout.cc (Layout::Layout): Initialize relro_segment_.
12498 (Layout::add_output_section_data): Return the output section.
12499 (Layout::make_output_section): Rcognize relro sections and mark
12500 them appropriately.
12501 (Layout::attach_allocated_section_to_segment): Put relro sections
12502 in a PT_GNU_RELRO segment.
12503 (Layout::create_initial_dynamic_sections): Mark the .dynamic
12505 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
12507 (Layout::linkonce_mapping): Map d.rel.ro.local to
12508 .data.rel.ro.local.
12509 (Layout::output_section_name): Us .data.rel.ro.local for any
12510 section which begins with that.
12511 * layout.h (class Layout): Update add_output_section_data
12512 declaration. Add relro_segment_ field.
12513 * output.cc (Output_section::Output_section): Initialize is_relro_
12514 and is_relro_local_ fields.
12515 (Output_segment::add_output_section): Group relro sections.
12516 (Output_segment::is_first_section_relro): New function.
12517 (Output_segment::maximum_alignment): If there is a relro section,
12518 align the segment to the common page size.
12519 (Output_segment::set_section_addresses): Track whether we are
12520 looking at relro sections. If the last section is a relro
12521 section, align to the common page size.
12522 (Output_segment::set_section_list_addresses): Add in_relro
12523 parameter. Change all callers. Align to the page size when
12524 moving from relro to non-relro section.
12525 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
12527 * output.h (class Output_section): Add is_relro_ and
12528 is_relro_local_ fields.
12529 (Output_section::is_relro): New function.
12530 (Output_section::set_is_relro): New function.
12531 (Output_section::is_relro_local): New function.
12532 (Output_section::set_is_relro_local): New function.
12533 (class Output_segment): Update declarations.
12534 * i386.cc (Target_i386::got_section): Mark .got section as relro.
12535 * sparc.cc (Target_sparc::got_section): Likewise.
12536 * x86_64.cc (Target_x86_64::got_section): Likewise.
12537 * testsuite/relro_test_main.cc: New file.
12538 * testsuite/relro_test.cc: New file.
12539 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
12540 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
12541 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
12542 (relro_test.so, relro_test_pic.o): New targets.
12543 * testsuite/Makefile.in: Rebuild.
12545 2008-05-16 Ian Lance Taylor <iant@google.com>
12547 * output.cc (Output_segment::add_output_section): Remove front
12549 * output.h (class Output_segment): Remove
12550 add_initial_output_section and overloaded add_output_section.
12551 Update declaration of remaining add_output_section.
12552 * layout.cc (Layout::create_interp): Call add_output_section
12553 rather than add_initial_output_section.
12554 (Layout::finish_dynamic_section): Likewise.
12556 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
12557 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
12558 know the dynamic type.
12559 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
12560 field. Initialize it in constructor.
12561 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
12562 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
12563 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
12566 * output.cc (Output_reloc::get_address): Change return type to
12568 * output.h (class Output_reloc): Update get_address declaration.
12569 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
12570 for section addresses.
12572 2008-05-09 Ian Lance Taylor <iant@google.com>
12575 * gold.cc (gold_nomem): Use return value of write.
12577 2008-05-08 Ian Lance Taylor <iant@google.com>
12579 * symtab.c (Symbol::init_base_output_data): Add version
12580 parameter. Change all callers.
12581 (Symbol::init_base_output_segment): Likewise.
12582 (Symbol::init_base_constant): Likewise.
12583 (Symbol::init_base_undefined): Likewise.
12584 (Sized_symbol::init_output_data): Likewise.
12585 (Sized_symbol::init_output_segment): Likewise.
12586 (Sized_symbol::init_constant): Likewise.
12587 (Sized_symbol::init_undefined): Likewise.
12588 (Symbol_table::do_define_in_output_data): If the new symbol has a
12589 version, mark it as the default.
12590 (Symbol_table::do_define_in_output_segment): Likewise.
12591 (Symbol_table::do_define_as_constant): Likewise.
12592 * symtab.h (class Symbol): Update declarations.
12593 (class Sized_symbol): Likewise.
12594 * resolve.cc (Symbol::override_version): New function.
12595 (Symbol::override_base): Call override_version.
12596 (Symbol::override_base_with_special): Likewise.
12597 * testsuite/ver_script_8.script: New file.
12598 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
12599 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
12600 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
12601 (ver_test_8_1.so, ver_test_8_2.so): New targets.
12603 2008-05-06 Ian Lance Taylor <iant@google.com>
12606 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
12608 (class General_options): Remove existing --undefined, and add
12609 --no-undefined instead. Add new --undefined as synonym for -u.
12610 * archive.cc (Archive::add_symbols): Check whether symbol was
12612 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
12613 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
12614 all uses. Add IS_UNDEFINED. Update declarations to split
12615 different versions of init_base. Declare init_base_undefined.
12616 (Symbol::is_defined): Handle IS_UNDEFINED.
12617 (Symbol::is_undefined): Likewise.
12618 (Symbol::is_weak_undefined): Call is_undefined.
12619 (Symbol::is_absolute): Handle IS_CONSTANT.
12620 (class Sized_symbol): Update declarations to split different
12621 versions of init. Declare init_undefined.
12622 (class Symbol_table): Declare new functions.
12623 * symtab.cc (Symbol::init_base_object): Rename from init_base.
12624 Change all callers.
12625 (Symbol::init_base_output_data): Likewise.
12626 (Symbol::init_base_output_segment): Likewise.
12627 (Symbol::init_base_constant): Likewise.
12628 (Symbol::init_base_undefined): New function.
12629 (Sized_symbol::init_object): Rename from init. Change all
12631 (Sized_symbol::init_output_data): Likewise.
12632 (Sized_symbol::init_output_segment): Likewise.
12633 (Sized_symbol::init_constant): Likewise.
12634 (Sized_symbol::init_undefined): New function.
12635 (Symbol_table::add_undefined_symbols_from_command_line): New
12637 (Symbol_table::do_add_undefined_symbols_from_command_line): New
12639 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
12640 (Symbol::output_section): Likewise.
12641 (Symbol::set_output_section): Likewise.
12642 (Symbol_table::sized_finalize_symbol): Likewise.
12643 (Symbol_table::sized_write_globals): Likewise.
12644 * resolve.cc (Symbol_table::should_override): Likewise.
12645 (Symbol::override_base_with_special): Likewise.
12647 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
12648 symbol, change it to have default visibility.
12649 * testsuite/protected_1.cc: New file.
12650 * testsuite/protected_2.cc: New file.
12651 * testsuite/protected_3.cc: New file.
12652 * testsuite/protected_main_1.cc: New file.
12653 * testsuite/protected_main_2.cc: New file.
12654 * testsuite/protected_main_3.cc: New file.
12655 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
12656 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
12657 (protected_1_LDFLAGS, protected_1_LDADD): Define.
12658 (protected_1.so): New target.
12659 (protected_1_pic.o, protected_2_pic.o): New targets.
12660 (protected_3_pic.o): New target.
12661 (check_PROGRAMS): Add protected_2.
12662 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
12663 (protected_2_LDFLAGS, protected_2_LDADD): Define.
12664 * testsuite/Makefile.in: Rebuild.
12666 * options.h (DEFINE_var): Add set_user_set_##varname__.
12667 (DEFINE_bool_alias): New macro.
12668 (class General_options): Define -Bstatic using DEFINE_bool_alias
12669 rather than DEFINE_special. Add --undefined as an alias for -z
12671 * options.cc (General_options::parse_Bstatic): Remove.
12673 * options.h (class General_options): Add --fatal-warnings.
12674 * main.cc (main): Implement --fatal-warnings.
12675 * errors.h (Errors::warning_count): New function.
12677 * options.h (class General_options): Add -Bsymbolic-functions.
12678 * symtab.h (Symbol::is_preemptible): Check for
12679 -Bsymbolic-functions.
12681 2008-05-05 Ian Lance Taylor <iant@google.com>
12683 * options.h (DEFINE_bool): For DASH_Z, create the negative option
12684 as noVARNAME rather than no-VARNAME.
12685 (class General_options): Add option -z combreloc.
12686 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
12688 (Output_reloc::sort_before) [SHT_REL]: New function.
12689 (Output_reloc::sort_before) [SHT_RELA]: New function.
12690 (class Output_data_reloc_base): Add sort_relocs_ field. Define
12691 Sort_relocs_comparison.
12692 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
12693 parameter. Change all callers.
12694 (Output_data_reloc::Output_data_reloc) [both versions]: Add
12695 sort_relocs parameter. Change all callers.
12696 * output.cc (Output_reloc::get_address): New function, broken out
12698 (Output_reloc::write_rel): Call it.
12699 (Output_reloc::compare): New function.
12700 (Output_data_reloc_base::do_write): Optionally sort relocs.
12702 * configure.ac: If targ_extra_obj is set, link it in.
12703 * configure.tgt: Initialize all variables.
12704 (x86_64*): Set targ_extra_obj and targ_extra_size.
12705 * configure: Rebuild.
12707 * object.cc (Sized_relobj::include_section_group): Adjust section
12708 indexes read from group data. Build vector to pass to
12710 * layout.cc (Layout::layout_group): Add flags and shndxes
12711 parameters. Remove contents parameter. Change caller. Update
12712 explicit instantiations.
12713 * layout.h (class Layout): Update layout_group declaration.
12714 * output.cc (Output_data_group::Output_data_group): Add flags and
12715 input_shndxes parameters. Remove contents parameter. Change
12717 (Output_data_group::do_write): Change input_sections_ to
12719 * output.h (class Output_data_group): Update constructor
12720 declaration. Rename input_sections_ to input_shndxes_.
12721 * testsuite/many_sections_test.cc: Add template.
12723 2008-04-30 Cary Coutant <ccoutant@google.com>
12725 * target-reloc.h (relocate_section): Fix dead-pointer bug.
12727 * layout.cc (Layout::include_section): Refactored check for debug
12729 (Layout::add_comdat): Add new parameters. Change type
12730 of signature parameter. Add object and shndx to signatures table.
12731 (Layout::find_kept_object): New function.
12732 * layout.h: Include <cstring>.
12733 (Layout::is_debug_info_section): New function.
12734 (Layout::add_comdat): Add new parameters.
12735 (Layout::find_kept_object): New function.
12736 (Layout::Kept_section): New struct.
12737 (Layout::Signatures): Change type of map range.
12738 * object.cc (Relobj::output_section_address): New function.
12739 (Sized_relobj::include_section_group): Add new parameters. Change
12740 calls to Layout::add_comdat. Change to build table of kept comdat
12741 groups and table mapping discarded sections to kept sections.
12742 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
12743 (Sized_relobj::do_layout): Change calls to include_section_group and
12744 include_linkonce_section.
12745 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
12746 value to zero when section is discarded.
12747 (Sized_relobj::map_to_kept_section): New function.
12748 * object.h (Relobj::output_section_address): New function.
12749 (Relobj::Comdat_group): New type.
12750 (Relobj::find_comdat_group): New function.
12751 (Relobj::Comdat_group_table): New type.
12752 (Relobj::Kept_comdat_section): New type.
12753 (Relobj::Kept_comdat_section_table): New type.
12754 (Relobj::add_comdat_group): New function.
12755 (Relobj::set_kept_comdat_section): New function.
12756 (Relobj::get_kept_comdat_section): New function.
12757 (Relobj::comdat_groups_): New field.
12758 (Relobj::kept_comdat_sections_): New field.
12759 (Symbol_value::input_value): Update comment.
12760 (Sized_relobj::map_to_kept_section) New function.
12761 (Sized_relobj::include_linkonce_section): Add new parameter.
12762 * target-reloc.h (Comdat_behavior): New type.
12763 (get_comdat_behavior): New function.
12764 (relocate_section): Add code to map a discarded section to the
12765 corresponding kept section when applying a relocation.
12767 2008-04-30 Craig Silverstein <csilvers@google.com>
12769 * dwarf_reader.cc (next_generation_count): New static var.
12770 (Addr2line_cache_entry): New struct.
12771 (addr2line_cache): New static var.
12772 (Dwarf_line_info::one_addr2line): Added caching.
12773 (Dwarf_line_info::clear_addr2line_cache): New function.
12774 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
12775 cache-size parameter.
12776 (Dwarf_line_info::one_addr2line_cache): New function.
12777 * symtab.cc (Symbol_table::detect_odr_violations): Pass
12778 new cache-size argument to one_addr2line(), and clear cache.
12780 2008-04-28 Cary Coutant <ccoutant@google.com>
12782 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
12783 R_386_PC8 relocations.
12785 2008-04-23 Ian Lance Taylor <iant@google.com>
12787 * object.cc (Sized_relobj::include_section_group): Check for
12788 invalid section group.
12790 * object.cc (make_elf_object): Correct test for 64-bit ELF file
12793 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
12794 than read for file header.
12795 * archive.cc (Archive::include_member): Likewise.
12797 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
12799 * aclocal.m4: Regenerate.
12800 * configure: Regenerate.
12802 2008-04-19 Ian Lance Taylor <iant@google.com>
12804 * version.cc (version_string): Bump to 1.6.
12806 * testsuite/Makefile.am (many_sections_r_test): New target.
12807 (many_sections_r_test_SOURCES): Remove.
12808 (many_sections_r_test_DEPENDENCIES): Remove.
12809 (many_sections_r_test_LDFLAGS): Remove.
12810 (many_sections_r_test_LDADD): Remove.
12812 * object.cc (Sized_relobj::do_add_symbols): Always pass
12813 local_symbol_count_ to add_from_relobj.
12815 * testsuite/Makefile.am (many_sections_check.h): Only check one in
12816 every thousand variables.
12817 * testsuite/Makefile.in: Rebuild.
12819 * object.cc (Xindex::initialize_symtab_xindex): New function.
12820 (Xindex::read_symtab_xindex): New function.
12821 (Xindex::sym_xindex_to_shndx): New function.
12822 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
12824 (Sized_relobj::do_initialize_xindex): New function.
12825 (Sized_relobj::do_read_symbols): Adjust section links.
12826 (Sized_relobj::symbol_section_and_value): Add is_ordinary
12827 parameter. Change all callers.
12828 (Sized_relobj::include_section_group): Adjust section links and
12829 symbol section indexes.
12830 (Sized_relobj::do_layout): Adjust section links.
12831 (Sized_relobj::do_count_local_symbols): Adjust section links and
12832 symbol section indexes.
12833 (Sized_relobj::do_finalize_local_symbols): Distinguish between
12834 ordinary and special symbols.
12835 (Sized_relobj::write_local_symbols): Add symtab_xindex and
12836 dynsym_xindex parameters. Change all callers. Adjust section
12837 links. Use SHN_XINDEX when needed.
12838 (Sized_relobj::get_symbol_location_info): Adjust section links.
12839 Don't get fooled by special symbols.
12840 * object.h (class Xindex): Define.
12841 (class Object): Add xindex_ parameter. Declare virtual functoin
12842 do_initialize_xindex.
12843 (Object::adjust_sym_shndx): New function.
12844 (Object::set_xindex): New protected function.
12845 (class Symbol_value): Add is_ordinary_shndx_ field.
12846 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
12847 (Symbol_value::value): Assert ordinary section.
12848 (Symbol_value::initialize_input_to_output_map): Likewise.
12849 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
12850 Change all callers.
12851 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
12853 (class Sized_relobj): Update declarations.
12854 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
12855 parameter. Change all callers.
12856 (Sized_relobj::adjust_shndx): New function.
12857 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
12859 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
12860 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
12861 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
12862 (Sized_dynobj::read_dynsym_section): Adjust section links.
12863 (Sized_dynobj::read_dynamic): Likewise.
12864 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
12866 (Sized_dynobj::do_initialize_xindex): New function.
12867 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
12868 do_initialize_xindex.
12869 (Sized_dynobj::adjust_shndx): New function.
12870 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
12871 dynsym_xindex_ fields.
12872 (Layout::finalize): Add a call to set_section_indexes before
12873 creating the symtab sections.
12874 (Layout::set_section_indexes): Don't do anything if the section
12875 already has a section index.
12876 (Layout::create_symtab_sections): Add shnum parameter. Change
12877 caller. Create .symtab_shndx section if needed.
12878 (Layout::create_shdrs): Add shstrtab_section parameter. Change
12880 (Layout::allocated_output_section_count): New function.
12881 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
12883 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
12884 fields. Update declarations.
12885 (Layout::symtab_xindex): New function.
12886 (Layout::dynsym_xindex): New function.
12887 (class Write_symbols_task): Add layout_ field.
12888 (Write_symbols_task::Write_symbols_task): Add layout parameter.
12890 * output.cc (Output_section_headers::Output_section_headers): Add
12891 shstrtab_section parameter. Change all callers.
12892 (Output_section_headers::do_sized_write): Store overflow values
12893 for section count and section string table section index in
12894 section header zero.
12895 (Output_file_header::do_sized_write): Check for overflow of
12896 section count and section string table section index.
12897 (Output_symtab_xindex::do_write): New function.
12898 (Output_symtab_xindex::endian_do_write): New function.
12899 * output.h (class Output_section_headers): Add shstrtab_section_.
12900 Update declarations.
12901 (class Output_symtab_xindex): Define.
12902 (Output_section::has_out_shndx): New function.
12903 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
12905 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
12906 Change all callers.
12907 (Sized_symbol::init): Likewise.
12908 (Symbol::output_section): Check for ordinary symbol.
12909 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
12910 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
12912 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
12913 Change all callers. Simplify handling of symbols from sections
12914 not included in the link.
12915 (Symbol_table::add_from_dynobj): Handle ordinary symbol
12917 (Weak_alias_sorter::operator()): Assert that symbols are
12919 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
12921 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
12922 parameters. Change all callers.
12923 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
12924 symbol distinction. Use SHN_XINDEX when needed.
12925 (Symbol_table::write_section_symbol): Add symtab_xindex
12926 parameter. Change all callers.
12927 (Symbol_table::sized_write_section_symbol): Likewise. Use
12928 SHN_XINDEX when needed.
12929 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
12931 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
12932 (Symbol::is_defined): Check is_ordinary.
12933 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
12934 (Symbol::is_absolute, Symbol::is_common): Likewise.
12935 (class Sized_symbol): Update declarations.
12936 (class Symbol_table): Update declarations.
12937 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
12938 parameters. Change all callers.
12939 (Sized_symbol::override): Likewise.
12940 (Symbol_table::override): Likewise.
12941 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
12942 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
12943 is_ordinary, and orig_st_shndx parameters. Change all callers.
12944 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
12945 to be in an ordinary section.
12946 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
12947 object and is_ordinary parameters. Change all callers.
12948 (Sized_dwarf_line_info::read_relocs): Add object parameter.
12949 Change all callers. Don't add undefined or non-ordinary symbols
12951 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
12952 Change all callers.
12953 * dwarf_reader.h (class Sized_dwarf_line_info): Update
12955 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
12956 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
12957 (Sized_relobj::relocate_sections): Likewise.
12958 * target-reloc.h (scan_relocs): Adjust section symbol index.
12959 (scan_relocatable_relocs): Likewise.
12960 * i386.cc (Scan::local): Check for ordinary symbols.
12961 * sparc.cc (Scan::local): Likewise.
12962 * x86_64.cc (Scan::local): Likewise.
12963 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
12964 to symbol_section_and_value.
12965 * testsuite/many_sections_test.cc: New file.
12966 * testsuite/Makefile.am (BUILT_SOURCES): Define.
12967 (check_PROGRAMS): Add many_sections_test.
12968 (many_sections_test_SOURCES): Define.
12969 (many_sections_test_DEPENDENCIES): Define.
12970 (many_sections_test_LDFLAGS): Define.
12971 (BUILT_SOURCES): Add many_sections_define.h.
12972 (many_sections_define.h): New target.
12973 (BUILT_SOURCES): Add many_sections_check.h.
12974 (many_sections_check.h): New target.
12975 (check_PROGRAMS): Add many_sections_r_test.
12976 (many_sections_r_test_SOURCES): Define.
12977 (many_sections_r_test_DEPENDENCIES): Define.
12978 (many_sections_r_test_LDFLAGS): Define.
12979 (many_sections_r_test_LDADD): Define.
12980 (many_sections_r_test.o): New target.
12981 * testsuite/Makefile.in: Rebuild.
12983 2008-04-17 Cary Coutant <ccoutant@google.com>
12985 * errors.cc (Errors::info): New function.
12986 (gold_info): New function.
12987 * errors.h (Errors::info): New function.
12988 * gold.h (gold_info): New function.
12989 * object.cc (Input_objects::add_object): Print trace output.
12990 * options.cc (options::parse_set): New function.
12991 (General_options::parse_wrap): Deleted.
12992 (General_options::General_options): Deleted initializer.
12993 * options.h (options::String_set): New typedef.
12994 (options::parse_set): New function.
12995 (DEFINE_set): New macro.
12996 (General_options::wrap): Changed to use DEFINE_set. Changed
12997 callers of any_wrap_symbols and is_wrap_symbol.
12998 (General_options::trace, General_options::trace_symbol):
13000 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
13001 (General_options::wrap_symbols_): Deleted.
13002 * symtab.cc (Symbol_table::add_from_object): Print trace output.
13004 2008-04-17 David S. Miller <davem@davemloft.net>
13006 * options.cc (General_options::parse_V): New function.
13007 * options.h: Add entries for -V and -Qy.
13009 2008-04-17 Ian Lance Taylor <iant@google.com>
13011 * common.cc (Symbol_table::allocate_commons): Remove options
13012 parameter. Change caller.
13013 (Symbol_table::do_allocate_commons): Remove options parameter.
13014 Change caller. Just call do_allocate_commons_list twice.
13015 (Symbol_table::do_allocate_commons_list): New function, broken out
13016 of do_allocate_commons.
13017 * common.h (class Allocate_commons_task): Remove options_ field.
13018 Update constructor.
13019 * symtab.cc (Symbol_table::Symbol_table): Initialize
13021 (Symbol_table::add_from_object): Put TLS common symbols on
13023 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
13024 which are IN_OUTPUT_DATA.
13025 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
13026 allocate_commons and do_allocate_commons declarations. Declare
13027 do_allocate_commons_list.
13028 * gold.cc (queue_middle_tasks): Update creation of
13029 Allocate_commons_task to not pass options.
13030 * testsuite/Makefile.am (INCLUDES): Add -I.. .
13031 (TLS_TEST_C_FLAGS): New variable.
13032 (tls_test_c_pic.o): New target.
13033 (tls_test_shared.so): Link in tls_test_c_pic.o.
13034 (tls_test_c_pic_ie.o): New target.
13035 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
13036 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
13037 (tls_test_c.o): New target.
13038 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
13039 (tls_pic_test_LDADD): Likewise.
13040 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
13041 (tls_shared_gd_to_ie_test_LDADD): Likewise.
13042 (tls_test_c_gnu2.o): New target.
13043 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
13045 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
13046 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
13047 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
13048 * testsuite/tls_test.cc: Include "config.h".
13049 (t_last): Call t11_last.
13050 * testsuite/tls_test.h (t11, t11_last): Declare.
13051 * testsuite/tls_test_c.c: New file.
13052 * testsuite/tls_test_main.cc (thread_routine): Call t11.
13053 * configure.ac: Check for OpenMP support.
13054 * configure, config.in, Makefile.in: Rebuild.
13055 * testsuite/Makefile.in: Rebuild.
13057 2008-04-16 Cary Coutant <ccoutant@google.com>
13059 * i386.cc (Target_i386::define_tls_base_symbol): New function.
13060 (Target_i386::tls_base_symbol_defined_): New field.
13061 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13062 (Target_i386::Scan::global): Likewise.
13063 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
13064 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
13065 (Target_x86_64::tls_base_symbol_defined_): New field.
13066 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
13067 (Target_x86_64::Scan::global): Likewise.
13069 2008-04-16 Cary Coutant <ccoutant@google.com>
13071 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
13072 (Symbol::needs_plt_entry): Allow weak undefined symbols.
13073 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
13074 building shared libraries.
13075 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
13076 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
13077 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
13078 * testsuite/Makefile.in: Rebuild.
13079 * testsuite/weak_undef.h: New file.
13080 * testsuite/weak_undef_file1.cc: Add extra test cases.
13081 * testsuite/weak_undef_file2.cc: Likewise.
13082 * testsuite/weak_undef_test.cc: Likewise.
13084 2008-04-16 David S. Miller <davem@davemloft.net>
13086 * sparc.cc (Target_sparc::Scan): Change from struct to class.
13087 Add issued_non_pic_error_ field. Declare check_non_pic.
13088 (Target_sparc::Scan::check_non_pic): New function.
13089 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
13090 (Target_sparc::Scan::global): Likewise.
13092 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
13093 * configure: Rebuild.
13095 * options.h (DEFINE_enable): New macro.
13096 (new_dtags): New enable option.
13097 (initfirst, interpose, loadfltr, nodefaultlib,
13098 nodelete, nodlopen, nodump): New -z options.
13099 * layout.cc (Layout:finish_dynamic_section): If new
13100 dtags enabled, emit DT_RUNPATH. Also, emit a
13101 DT_FLAGS_1 containing any specified -z flags.
13103 2008-04-16 Ian Lance Taylor <iant@google.com>
13105 * copy-relocs.cc: New file.
13106 * copy-relocs.h: New file.
13107 * reloc.cc: Remove Copy_relocs code.
13108 * reloc.h: Likewise.
13109 * reloc-types.h (struct Reloc_types) [both versions]: Add
13110 get_reloc_addend_noerror.
13111 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
13112 variants of add_global which take an addend which must be zero.
13113 * i386.cc: Include "copy-relocs.h".
13114 (class Target_i386): Change type of copy_relocs_ to variable,
13115 update initializer.
13116 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
13117 Change all callers.
13118 (Target_i386::do_finalize_sections): Change handling of
13120 * sparc.cc: Include "copy-relocs.h".
13121 (class Target_sparc): Change type of copy_relocs_ to variable,
13122 update initializer.
13123 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
13124 Change all callers.
13125 (Target_sparc::do_finalize_sections): Change handling of
13127 * x86_64.cc: Include "copy-relocs.h".
13128 (class Target_x86_64): Change type of copy_relocs_ to variable,
13129 update initializer.
13130 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
13131 class. Change all callers.
13132 (Target_x86_64::do_finalize_sections): Change handling of
13134 * Makefile.am (CCFILES): Add copy-relocs.cc.
13135 (HFILES): Add copy-relocs.h.
13137 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
13139 * testsuite/script_test_4.sh: Permit leading zeroes.
13141 2008-04-15 Ian Lance Taylor <iant@google.com>
13143 * script-sections.cc (Script_sections::create_segments): Use
13144 header_size_adjustment even when there is enough room for the
13146 * testsuite/script_test_4.sh: New file.
13147 * testsuite/script_test_4.t: New file.
13148 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
13149 (check_DATA): Add script_test_4.stdout.
13150 (MOSTLYCLEANFILES): Likewise.
13151 (script_test_4): New target.
13152 (script_test_4.stdout): New target.
13153 * testsuite/Makefile.in: Rebuild.
13155 * sparc.cc: Add definitions for Output_data_plt_sparc class
13158 2008-04-14 David S. Miller <davem@davemloft.net>
13160 * sparc.cc: New file.
13161 * Makefile.am (TARGETSOURCES): Add sparc.cc
13162 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
13163 * configure.tgt: Document targ_extra_size and
13164 targ_extra_big_endian. Add entries for sparc-* and
13166 * configure.ac: Handle targ_extra_size and
13167 targ_extra_big_endian.
13168 * Makefile.in: Rebuild.
13169 * configure: Likewise.
13170 * po/POTFILES.in: Likewise.
13171 * po/gold.pot: Likewise.
13173 2008-04-14 Ian Lance Taylor <iant@google.com>
13175 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
13176 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
13177 in the name/type/flags to section mapping. Don't call
13178 allocate_output_section.
13179 (Layout::choose_output_section): Change parameter from adjust_name
13180 to is_input_section. Don't permit input sections after sections
13181 are attached to segments. Don't call allocate_output_section.
13182 (Layout::layout_eh_frame): Call update_flags_for_input_section,
13183 not write_enable_output_section.
13184 (Layout::make_output_section): Don't push to
13185 unattached_section_list_ nor call attach_to_segment. Call
13186 attach_section_to_segment if sections are attached.
13187 (Layout::attach_sections_to_segments): New function.
13188 (Layout::attach_section_to_segment): New function.
13189 (Layout::attach_allocated_section_to_segment): Rename from
13190 attach_to_segment. Remove flags parameter.
13191 (Layout::allocate_output_section): Remove function.
13192 (Layout::write_enable_output_section): Remove function.
13193 * layout.h (class Layout): Update for above changes. Add new
13194 field sections_are_attached_.
13195 * output.h (Output_section::update_flags_for_input_section): New
13197 * output.cc (Output_section::add_input_section): Call
13198 update_flags_for_input_section.
13199 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
13201 2008-04-11 Cary Coutant <ccoutant@google.com>
13203 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
13204 thought unnecessary.
13205 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
13207 2008-04-11 Ian Lance Taylor <iant@google.com>
13209 * output.h (class Output_section_data): Remove inline definition
13211 * output.cc (Output_section_data::set_addralign): New function.
13213 2008-04-11 Cary Coutant <ccoutant@google.com>
13215 Add support for TLS descriptors for i386 and x86_64.
13216 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
13217 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
13218 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
13220 (Target_i386::got_mod_index_entry): Remove unnecessary code.
13221 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
13222 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
13224 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
13225 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
13226 Fix problem with initial-exec relocations.
13227 (Target_i386::Relocate::relocate_tls): Likewise.
13228 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
13230 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
13231 support for section-plus-offset dynamic table entries.
13232 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
13233 (Output_data_dynamic::Dynamic_entry): Add support for
13234 section-plus-offset dynamic table entries.
13235 (Output_data_dynamic::Classification): Likewise.
13236 (Output_data_dynamic::classification_): Renamed offset_.
13237 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
13238 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
13239 (Target_x86_64::make_plt_section): New function.
13240 (Target_x86_64::reserve_tlsdesc_entries): New function.
13241 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
13242 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
13243 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
13244 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
13245 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
13246 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
13247 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
13248 add extra PLT entry for TLS descriptors.
13249 (Output_data_plt_x86_64::got_): New field.
13250 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
13251 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
13253 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
13255 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
13256 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
13257 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
13258 R_386_TLS_DESC_CALL relocations.
13259 (Target_x86_64::Scan::global): Likewise.
13260 (Target_x86_64::do_finalize_sections): Add dynamic table entries
13261 for TLS descriptors.
13262 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
13263 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
13264 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
13265 GD-to-IE relaxation.
13266 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
13267 and TLS_DESCRIPTORS.
13268 * Makefile.in: Rebuild.
13269 * configure: Rebuild.
13270 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
13271 (tls_test_shared2.so): New target.
13272 (tls_shared_gd_to_ie_test_SOURCES): New variable.
13273 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
13274 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
13275 (tls_shared_gd_to_ie_test_LDADD): New variable.
13276 (tls_shared_gnu2_gd_to_ie_test): New target.
13277 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
13279 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
13280 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
13281 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
13282 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
13283 (tls_shared_gnu2_test): New target.
13284 (tls_test_gnu2_shared.so): New target.
13285 (tls_shared_gnu2_test_SOURCES): New variable.
13286 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
13287 (tls_shared_gnu2_test_LDFLAGS): New variable.
13288 (tls_shared_gnu2_test_LDADD): New variable.
13289 * testsuite/Makefile.in: Rebuild.
13290 * testsuite/Makefile.
13292 2008-04-11 Ian Lance Taylor <iant@google.com>
13294 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
13296 * testsuite/Makefile.in: Rebuild.
13298 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
13300 * testsuite/script_test_2.cc (main): Adjust test.
13302 2008-04-11 David S. Miller <davem@davemloft.net>
13303 Ian Lance Taylor <iant@google.com>
13305 * options.h (General_options): Add entries for '-Y' and
13307 * options.cc (General_options:finalize): If -Y was used, add those
13308 entries to the library path instead of the default "/lib" and
13311 2008-04-11 David S. Miller <davem@davemloft.net>
13313 * testsuite/justsyms.t: Start at 0x100.
13314 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
13315 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
13317 * testsuite/script_test_2.cc: Adjust string and section length
13320 2008-04-09 Ian Lance Taylor <iant@google.com>
13323 * script-sections.cc (Sections_element::allocate_to_segment): Add
13325 (Output_section_definition::allocate_to_segment): Likewise.
13326 (Orphan_output_section::allocate_to_segment): Likewise.
13327 (Script_sections::attach_sections_using_phdrs_clause): Don't
13328 propagate non-PT_LOAD segments to orphan sections.
13329 * testsuite/Makefile.am (script_test_3.stdout): Generate using
13330 readelf rather than objdump.
13331 * testsuite/script_test_3.sh: Adjust accordingly. Test that
13332 .interp section and PT_INTERP segment are the same size.
13333 * testsuite/Makefile.in: Rebuild.
13335 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
13336 aliases for symbols defined in the same object.
13337 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
13338 (weak_alias_test_SOURCES): New variable.
13339 (weak_alias_test_DEPENDENCIES): New variable.
13340 (weak_alias_test_LDFLAGS): New variable.
13341 (weak_alias_test_LDADD): New variable.
13342 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
13343 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
13344 (weak_alias_test_3.o): New target.
13345 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
13346 * testsuite/weak_alias_test_main.cc: New file.
13347 * testsuite/weak_alias_test_1.cc: New file.
13348 * testsuite/weak_alias_test_2.cc: New file.
13349 * testsuite/weak_alias_test_3.cc: New file.
13351 2008-04-08 Ian Lance Taylor <iant@google.com>
13353 * options.h (class General_options): Add --noinhibit-exec option.
13354 * main.cc (main): Check --noinhibit-exec.
13356 * options.h (class General_options): Define --wrap as a special
13357 option. Add wrap_symbols_ field.
13358 (General_options::any_wrap_symbols): New function.
13359 (General_options::is_wrap_symbol): New function.
13360 * options.cc (General_options::parse_wrap): New function.
13361 (General_options::General_options): Initialize wrap_symbols_.
13362 * symtab.cc (Symbol_table::wrap_symbol): New function.
13363 (Symbol_table::add_from_object): Handle --wrap.
13364 * symtab.h (class Symbol_table): Declare wrap_symbol.
13365 * target.h (Target::wrap_char): New function.
13366 (Target::Target_info): Add wrap_char field.
13367 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
13368 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13369 * testsuite/testfile.cc (Target_test::test_target_info):
13372 * errors.cc (Errors::undefined_symbol): Mention symbol version if
13375 * layout.h (class Layout): Add added_eh_frame_data_ field.
13376 * layout.cc (Layout::Layout): Initialize new field.
13377 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
13378 output section until we find a section we merged successfully.
13379 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
13380 that the size be non-zero.
13382 * merge.cc (Object_merge_map::get_output_offset): Remove inline
13385 2008-04-08 Craig Silverstein <csilvers@google.com>
13387 * configure.ac: Export new conditional variable HAVE_ZLIB.
13388 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
13390 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
13391 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13393 2008-04-07 Ian Lance Taylor <iant@google.com>
13395 * version.cc (version_string): Set to "1.5".
13397 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
13398 Add issued_non_pic_error_ field. Declare check_non_pic.
13399 (Target_x86_64::Scan::check_non_pic): New function.
13400 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
13401 (Target_x86_64::Scan::global): Likewise.
13403 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
13404 addend parameter. Change caller. Handle merge sections.
13405 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
13406 Address to Addend. Don't add in the result of
13407 local_section_offset, pass down the addend and use the returned
13409 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
13410 Update declarations of local_section_offset and symbol_value.
13411 * testsuite/two_file_test_1.cc (t18): New function.
13412 * testsuite/two_file_test_2.cc (f18): New function.
13413 * testsuite/two_file_test_main.cc (main): Call t18.
13414 * testsuite/two_file_test.h (t18, f18): Declare.
13416 * configure.ac: Don't test for objdump, c++filt, or readelf.
13417 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
13419 (TEST_READELF): New variable.
13420 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
13421 (check_PROGRAMS): Add two_file_strip_test.
13422 (two_file_strip_test): New target.
13423 (check_PROGRAMS): Add two_file_same_shared_strip_test.
13424 (two_file_same_shared_strip_test_SOURCES): New variable.
13425 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
13426 (two_file_same_shared_strip_test_LDFLAGS): New variable.
13427 (two_file_same_shared_strip_test_LDADD): New variable.
13428 (two_file_shared_strip.so): New target.
13429 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
13430 (ver_test_5.syms, ver_test_7.syms): Likewise.
13431 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
13432 (strip_test_3.stdout): Use TEST_OBJDUMP.
13433 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13435 2008-04-04 Cary Coutant <ccoutant@google.com>
13437 * symtab.h (Symbol::is_weak_undefined): New function.
13438 (Symbol::is_strong_undefined): New function.
13439 (Symbol::is_absolute): New function.
13440 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
13441 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
13443 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
13444 (weak_undef_test): New target.
13445 * testsuite/Makefile.in: Rebuild.
13446 * testsuite/weak_undef_file1.cc: New file.
13447 * testsuite/weak_undef_file2.cc: New file.
13448 * testsuite/weak_undef_test.cc: New file.
13450 2008-04-03 Craig Silverstein <csilvers@google.com>
13452 * compressed_output.h (class Output_compressed_section): Use
13454 * compressed_output.cc (zlib_compress): Use unsigned buffers,
13456 (zlib_compressed_suffix): Removed.
13457 (Output_compressed_section::set_final_data_size): Use unsigned
13459 * testsuite/Makefile.am (flagstest_compress_debug_sections):
13460 Fix linker invocation.
13461 (flagstest_o_specialfile_and_compress_debug_sections):
13463 * testsuite/Makefile.in: Regenerated.
13465 2008-04-02 David S. Miller <davem@davemloft.net>
13467 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
13468 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
13470 2008-04-02 Craig Silverstein <csilvers@google.com>
13474 2008-04-02 Ian Lance Taylor <iant@google.com>
13476 * fileread.cc (File_read::find_view): Add byteshift and vshifted
13477 parameters. Update for new key type to views_. Change all
13479 (File_read::read): Adjust for byteshift in returned view.
13480 (File_read::add_view): New function, broken out of
13481 find_and_make_view.
13482 (File_read::make_view): New function, broken out of
13483 find_and_make_view.
13484 (File_read::find_or_make_view): Add offset and aligned
13485 parameters. Rewrite accordingly. Change all callers.
13486 (File_read::get_view): Add offset and aligned parameters. Adjust
13487 for byteshift in return value.
13488 (File_read::get_lasting_view): Likewise.
13489 * fileread.h (class File_read): Update declarations.
13490 (class File_read::View): Add byteshift_ field. Add byteshift to
13491 constructor. Add byteshift method.
13492 * archive.h (Archive::clear_uncached_views): New function.
13493 (Archive::get_view): Add aligned parameter. Change all callers.
13494 * object.h (Object::get_view): Add aligned parameter. Change all
13496 (Object::get_lasting_view): Likewise.
13498 * fileread.cc (File_read::release): Don't call clear_views if
13499 there are multiple objects.
13500 * fileread.h (File_read::clear_uncached_views): New function.
13501 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
13504 2008-03-31 Cary Coutant <ccoutant@google.com>
13506 Add thin archive support.
13507 * archive.cc (Archive::armagt): New const.
13508 (Archive::setup): Remove task parameter and calls to unlock.
13509 (Archive::unlock_nested_archives): New function.
13510 (Archive::read_header): Add nested_off parameter. Change
13512 (Archive::interpret_header): Likewise.
13513 (Archive::include_all_members): Change to handle thin
13515 (Archive::include_member): Likewise.
13516 * archive.h (Archive::Archive): Add new parameters and
13518 (Archive::armagt): New const.
13519 (Archive::setup): Remove task parameter.
13520 (Archive::unlock_nested_archives): New function.
13521 (Archive::read_header): Add nested_off parameter.
13522 (Archive::interpret_header): Likewise.
13523 (Archive::Nested_archive_table): New typedef.
13524 (Archive::is_thin_archive_): New field.
13525 (Archive::nested_archives_): New field.
13526 (Archive::options_): New field.
13527 (Archive::dirpath_): New field.
13528 (Archive::task_): New field.
13529 * readsyms.cc (Read_symbols::do_read_symbols): Add check
13530 for thin archives. Pass additional parameters to
13531 Archive::Archive. Unlock the archive file after calling
13534 2008-03-29 Ian Lance Taylor <iant@google.com>
13536 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
13537 version symbol to be local.
13538 * testsuite/ver_test_4.sh: New file.
13539 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
13540 (check_DATA): Add ver_test_4.syms.
13541 (ver_test_4.syms): New target.
13542 * testsuite/Makefile.in: Rebuild.
13545 (Output_section::Input_section_sort_entry::has_priority): New
13547 (Output_section::Input_section_sort_entry::match_file_name): New
13549 (Output_section::Input_section_sort_entry::match_section_name):
13551 (Output_section::Input_section_sort_entry::match_section_name_prefix):
13553 (Output_section::Input_section_sort_entry::match_section_file):
13555 (Output_section::Input_section_sort_compare::operator()): Rewrite
13556 using new Input_section_sort_entry functions. Sort crtbegin and
13557 crtend first. Sort sections with no priority before sections with
13559 * testsuite/initpri1.c (d3): Check j != 4.
13560 (cd5): New constructor/destructor function.
13561 (main): Check j != 2.
13563 * symtab.cc (Symbol_table::add_from_object): If we don't use the
13564 new symbol when resolving, don't call set_is_default.
13565 * testsuite/ver_test_7.cc: New file.
13566 * testsuite/ver_test_7.sh: New file.
13567 * testsuite/Makefile.am (ver_test_7.so): New target.
13568 (ver_test_7.o): New target.
13569 (check_SCRIPTS): Add ver_test_7.sh.
13570 (check_DATA): Add ver_test_7.syms.
13571 (ver_test_7.syms): New target.
13573 2008-03-28 Ian Lance Taylor <iant@google.com>
13575 * layout.cc (Layout::layout): If we see an input section with a
13576 name that needs sorting, set the must_sort flag for the output
13578 (Layout::make_output_section): If the name of the output section
13579 indicates that it might require sorting, set the may_sort flag.
13580 * output.h (Output_section::may_sort_attached_input_sections): New
13582 (Output_section::set_may_sort_attached_input_sections): New
13584 (Output_section::must_sort_attached_input_sections): New
13586 (Output_section::set_must_sort_attached_input_sections): New
13588 (class Output_section): Declare Input_section_sort_entry. Define
13589 Input_section_sort_compare. Declare
13590 sort_attached_input_sections. Add new fields:
13591 may_sort_attached_input_sections_,
13592 must_sort_attached_input_sections_,
13593 attached_input_sections_are_sorted_.
13594 * output.cc (Output_section::Output_section): Initialize new
13596 (Output_section::add_input_section): Add an entry to
13597 input_sections_ if may_sort or must_sort are true.
13598 (Output_section::set_final_data_size): Call
13599 sort_attached_input_sections if necessary.
13600 (Output_section::Input_section_sort_entry): Define new class.
13601 (Output_section::Input_section_sort_compare::operator()): New
13603 (Output_section::sort_attached_input_sections): New function.
13604 * configure.ac: Check whether the compiler supports constructor
13605 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
13606 * testsuite/initpri1.c: New file.
13607 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
13608 CONSTRUCTOR_PRIORITY.
13609 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
13610 (initpri1_LDFLAGS): New variable.
13611 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
13613 2008-03-27 Ian Lance Taylor <iant@google.com>
13615 * common.cc (Sort_commons::operator): Correct sorting algorithm.
13616 * testsuite/common_test_1.c: New file.
13617 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
13618 (common_test_1_SOURCES): New variable.
13619 (common_test_1_DEPENDENCIES): New variable.
13620 (common_test_1_LDFLAGS): New variable.
13622 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
13623 and commons_ correctly when NAME/VERSION does not override
13625 * testsuite/ver_test_6.c: New file.
13626 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
13627 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
13628 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
13630 2008-03-26 Ian Lance Taylor <iant@google.com>
13632 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
13633 of an undefined symbol from a version script.
13634 * testsuite/Makefile.am (ver_test_5.so): New target.
13635 (ver_test_5.o): New target.
13636 (check_SCRIPTS): Add ver_test_5.sh.
13637 (check_DATA): Add ver_test_5.syms.
13638 (ver_test_5.syms): New target.
13639 * testsuite/ver_test_5.cc: New file.
13640 * testsuite/ver_test_5.script: New file.
13641 * testsuite/ver_test_5.sh: New file.
13642 * Makefile.in, testsuite/Makefile.in: Rebuild.
13645 Fix problems building gold with gcc 4.3.0.
13646 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
13647 (gold_error_at_location, gold_warning_at_location): Use it.
13648 * configure.ac: Check whether we can compile and use a template
13649 function with a printf attribute.
13650 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
13651 when jumping over bytes.
13652 * object.cc: Instantiate Object::read_section_data.
13653 * debug.h: Include <cstring>
13654 * dwarf_reader.cc: Include <algorithm>
13655 * main.cc: Include <cstring>.
13656 * options.cc: Include <cstring>.
13657 * output.cc: Include <cstring>.
13658 * script.cc: Include <cstring>.
13659 * script.h: Include <string>.
13660 * symtab.cc: Include <cstring> and <algorithm>.
13661 * target-select.cc: Include <cstring>.
13662 * version.cc: Include <string>.
13663 * testsuite/testmain.cc: Include <cstdlib>.
13664 * configure, config.in: Rebuild.
13666 2008-03-25 Ian Lance Taylor <iant@google.com>
13668 * options.cc: Include "../bfd/bfdver.h".
13669 (options::help): Print bug reporting address.
13671 * version.cc (print_version): Adjust output for current value of
13672 BFD_VERSION_STRING.
13676 * options.cc (options::help): Print list of supported targets.
13677 * target-select.h: Include <vector>.
13678 (class Target_selector): Make machine_, size_, and is_big_endian_
13679 fields const. Add bfd_name_ and instantiated_target_ fields.
13680 (Target_selector::Target_selector): Add bfd_name parameter.
13681 (Target_selector::recognize): Make non-virtual, call
13683 (Target_selector::recognize_by_name): Make non-virtual, call
13684 do_recognize_by_name.
13685 (Target_selector::supported_names): New function.
13686 (Target_selector::bfd_name): New function.
13687 (Target_selector::do_instantiate_target): New pure virtual
13689 (Target_selector::do_recognize): New virtual function.
13690 (Target_selector::do_recognize_by_name): New virtual function.
13691 (Target_selector::instantiate_target): New private function.
13692 (supported_target_names): Declare.
13693 * target-select.cc (Target_selector::Target_selector): Update for
13694 new parameter and fields.
13695 (select_target_by_name): Check that the name matches before
13696 calling recognize_by_name.
13697 (supported_target_names): New function.
13698 * i386.cc (class Target_selector_i386): Update Target_selector
13699 constructor call. Remove recognize and recognize_by_name. Add
13700 do_instantiate_target.
13701 * x86_64.cc (class Target_selector_x86_64): Likewise.
13702 * testsuite/testfile.cc (class Target_selector_test): Update for
13703 changes to Target_selector.
13705 * README: Rewrite, with some notes on unsupported features.
13707 2008-03-24 Cary Coutant <ccoutant@google.com>
13709 * i386.cc (Target_i386::Got_type): New enum declaration.
13710 (Target_i386::Scan::local): Updated callers of Output_data_got
13712 (Target_i386::Scan::global): Likewise.
13713 (Target_i386::Relocate::relocate): Likewise.
13714 (Target_i386::Relocate::relocate_tls): Likewise.
13715 * object.h (Got_offset_list): New class.
13716 (Sized_relobj::local_has_got_offset): Added got_type parameter.
13717 (Sized_relobj::local_got_offset): Likewise.
13718 (Sized_relobj::set_local_got_offset): Likewise.
13719 (Sized_relobj::local_has_tls_got_offset): Removed.
13720 (Sized_relobj::local_tls_got_offset): Removed.
13721 (Sized_relobj::set_local_tls_got_offset): Removed.
13722 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
13723 * output.cc (Output_data_got::add_global): Added got_type parameter.
13724 (Output_data_got::add_global_with_rel): Likewise.
13725 (Output_data_got::add_global_with_rela): Likewise.
13726 (Output_data_got::add_global_pair_with_rel): New function.
13727 (Output_data_got::add_global_pair_with_rela): New function.
13728 (Output_data_got::add_local): Added got_type parameter.
13729 (Output_data_got::add_local_with_rel): Likewise.
13730 (Output_data_got::add_local_with_rela): Likewise.
13731 (Output_data_got::add_local_pair_with_rel): New function.
13732 (Output_data_got::add_local_pair_with_rela): New function.
13733 (Output_data_got::add_global_tls): Removed.
13734 (Output_data_got::add_global_tls_with_rel): Removed.
13735 (Output_data_got::add_global_tls_with_rela): Removed.
13736 (Output_data_got::add_local_tls): Removed.
13737 (Output_data_got::add_local_tls_with_rel): Removed.
13738 (Output_data_got::add_local_tls_with_rela): Removed.
13739 * output.h (Output_data_got::add_global): Added got_type parameter.
13740 (Output_data_got::add_global_with_rel): Likewise.
13741 (Output_data_got::add_global_with_rela): Likewise.
13742 (Output_data_got::add_global_pair_with_rel): New function.
13743 (Output_data_got::add_global_pair_with_rela): New function.
13744 (Output_data_got::add_local): Added got_type parameter.
13745 (Output_data_got::add_local_with_rel): Likewise.
13746 (Output_data_got::add_local_with_rela): Likewise.
13747 (Output_data_got::add_local_pair_with_rel): New function.
13748 (Output_data_got::add_local_pair_with_rela): New function.
13749 (Output_data_got::add_global_tls): Removed.
13750 (Output_data_got::add_global_tls_with_rel): Removed.
13751 (Output_data_got::add_global_tls_with_rela): Removed.
13752 (Output_data_got::add_local_tls): Removed.
13753 (Output_data_got::add_local_tls_with_rel): Removed.
13754 (Output_data_got::add_local_tls_with_rela): Removed.
13755 * resolve.cc (Symbol::override_base_with_special): Removed
13756 reference to has_got_offset_ field.
13757 * symtab.cc (Symbol::init_fields): Replaced initialization
13758 of got_offset_ with got_offsets_. Removed initialization
13760 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
13761 (Symbol::got_offset): Likewise.
13762 (Symbol::set_got_offset): Likewise.
13763 (Symbol::has_tls_got_offset): Removed.
13764 (Symbol::tls_got_offset): Removed.
13765 (Symbol::set_tls_got_offset): Removed.
13766 (Symbol::got_offset_): Removed.
13767 (Symbol::tls_mod_got_offset_): Removed.
13768 (Symbol::tls_pair_got_offset_): Removed.
13769 (Symbol::got_offsets_): New field.
13770 (Symbol::has_got_offset): Removed.
13771 (Symbol::has_tls_mod_got_offset): Removed.
13772 (Symbol::has_tls_pair_got_offset): Removed.
13773 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
13774 (Target_x86_64::Scan::local): Updated callers of Output_data_got
13776 (Target_x86_64::Scan::global): Likewise.
13777 (Target_x86_64::Relocate::relocate): Likewise.
13778 (Target_x86_64::Relocate::relocate_tls): Likewise.
13780 2008-03-25 Ben Elliston <bje@au.ibm.com>
13782 * yyscript.y: Fix spelling error in comment.
13784 2008-03-24 Ian Lance Taylor <iant@google.com>
13786 * options.h (class General_options): Define build_id option.
13787 * layout.h (class Layout): Declare write_build_id, create_note,
13788 create_build_id. Add build_id_note_ member.
13789 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
13790 "libiberty.h", "md5.h", "sha1.h".
13791 (Layout::Layout): Initialize eh_frame_data_,
13792 eh_frame_hdr_section_, and build_id_note_.
13793 (Layout::finalize): Call create_build_id.
13794 (Layout::create_note): New function, broken out of
13795 Layout::create_gold_note.
13796 (Layout::create_gold_note): Call create_note.
13797 (Layout::create_build_id): New function.
13798 (Layout::write_build_id): New function.
13799 (Close_task_runner::run): Call write_build_id.
13801 * x86_64.cc: Correct license to GPLv3.
13803 2008-03-23 Ian Lance Taylor <iant@google.com>
13805 * options.cc: Include "demangle.h".
13806 (parse_optional_string): New function.
13807 (parse_long_option): Handle takes_optional_argument.
13808 (parse_short_option): Update dash_z initializer. Handle
13809 takes_optional_argument.
13810 (General_options::General_options): Initialize do_demangle_.
13811 (General_options::finalize): Set do_demangle_. Handle demangling
13813 * options.h (parse_optional_string): Declare.
13814 (struct One_option): Add optional_arg field. Update constructor.
13815 Update call constructor calls. Add takes_optional_argument
13817 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
13818 (DEFINE_optional_string): Define.
13819 (General_options::demangle): Change from DEFINE_bool to
13820 DEFINE_optional_string.
13821 (General_options::no_demangle): New function.
13822 (General_options::do_demangle): New function.
13823 (General_options::set_do_demangle): New function.
13824 (General_options::execstack_status_): Move definition to end of
13826 (General_options::static_): Likewise.
13827 (General_options::do_demangle_): New field.
13828 * object.cc (big_endian>::get_symbol_location_info): Call
13829 Options::do_demangle, not Options::demangle.
13830 * symtab.cc (demangle): Likewise.
13832 2008-03-22 Ian Lance Taylor <iant@google.com>
13834 * gold.h: Include <cstddef> and <sys/types.h>
13835 * options.h: Include <cstring>.
13837 2008-03-21 Ian Lance Taylor <iant@google.com>
13839 * Added source code to GNU binutils.