1 2015-04-02 H.J. Lu <hongjiu.lu@intel.com>
3 * configure: Regenerated.
5 2015-04-01 Ilya Tocar <ilya.tocar@intel.com>
8 * i386.cc (Target_i386::can_convert_mov_to_lea): New.
9 (Target_i386::Scan::local): Don't create GOT entry, when we
10 can convert GOT to GOTOFF.
11 (Target_i386::Scan::global): Ditto.
12 (Target_i386::Relocate::relocate): Convert mov foo@GOT(%reg), %reg to
13 lea foo@GOTOFF(%reg), %reg if possible.
14 * testsuite/Makefile.am (i386_mov_to_lea): New test.
15 * testsuite/i386_mov_to_lea1.s: New.
16 * testsuite/i386_mov_to_lea2.s: Ditto.
17 * testsuite/i386_mov_to_lea3.s: Ditto.
18 * testsuite/i386_mov_to_lea4.s: Ditto.
19 * testsuite/i386_mov_to_lea5.s: Ditto.
20 * testsuite/i386_mov_to_lea.sh: Ditto.
22 2015-04-01 H.J. Lu <hongjiu.lu@intel.com>
24 * Makefile.am (ZLIB): New.
26 (AM_CFLAGS): Add $(ZLIBINC).
27 (AM_CXXFLAGS): Likewise.
28 (ldadd_varldadd_var): Add $(ZLIB).
29 (incremental_dump_LDADD): Likewise.
30 (dwp_LDADD): Likewise.
31 * compressed_output.cc: Don't check HAVE_ZLIB_H to include
33 (zlib_compress): Don't check HAVE_ZLIB_H.
34 (zlib_decompress): Likewise.
35 * options.h (compress_debug_sections): Likewise.
36 * configure.ac (AM_CONDITIONAL): Removed.
37 * testsuite/Makefile.am (ZLIB): New.
39 Don't check HAVE_ZLIB.
40 * Makefile.in: Regenerated.
41 * config.in: Likewise.
42 * configure: Likewise.
43 * testsuite/Makefile.in: Likewise.
45 2015-03-30 Jing Yu <jingyu@google.com>
47 * aarch64-reloc.def: New TLSLD_ADD_DTPREL_HI12,
48 TLSLD_ADD_DTPREL_LO12_NC.
49 * aarch64.cc (Target_aarch64::define_tls_base_symbol): Always let
50 _TLS_MODULE_BASE_ point to the start of tls segment.
51 (Target_aarch64::optimize_tls_reloc): Add cases for
52 R_AARCH64_TLSLD_ADD_DTPREL_HI12 and
53 R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC.
54 (Target_aarch64::Scan::local): Likewise.
55 (Target_aarch64::Scan::global): Likewise.
56 (Target_aarch64::Relocate::relocate): Likewise.
57 (Target_aarch64::Relocate::relocate_tls): Likewise. And remove
58 subtracting tls segment size from symbol value for TLSLD_*_DTPREL
61 2015-03-27 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
63 * merge.cc (Object_merge_map::add_mapping): call
64 Object_merge_map::Input_merge_map::add_mapping.
65 (Object_merge_map::Input_merge_map::add_mapping): New.
66 (Output_merge_data::do_add_input_section): Call
67 get_or_make_input_merge_map before a loop.
68 (Output_merge_string<Char_type>::finalize_merged_data): Call
69 get_or_make_input_merge_map before a loop.
70 * merge.h (Object_merge_map): Make Input_merge_map public.
71 * object.cc (Relobj::add_merge_mapping): Use get_or_create_merge_map.
72 (Relobj::get_or_create_merge_map): New.
73 * object.h (Relobj::get_or_create_merge_map): New.
75 2015-03-24 Alan Modra <amodra@gmail.com>
78 * powerpc.cc (Target_powerpc::Relocate::relocate): Don't report
79 relocation errors for branches to strong undefined symbols.
81 2015-03-23 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
83 * merge.cc (Object_merge_map::get_input_merge_map): Make it const.
84 (Object_merge_map::is_merge_section_for): Remove.
85 (Object_merge_map::find_merge_section): New.
86 * merge.h (Object_merge_map::is_merge_section_for): Remove.
87 (Object_merge_map::find_merge_section): New.
88 (Object_merge_map::get_input_merge_map): Add a const version.
89 * object.cc (Relobj::is_merge_section_for): Remove.
90 (Relobj::find_merge_section): New.
91 * object.h (Relobj::is_merge_section_for): Remove.
92 (Relobj::find_merge_section): New.
94 (Output_section::Input_section::is_merge_section_for): Remove.
95 (Output_section::add_merge_input_section): Don't call
96 add_merge_input_section.
97 (Output_section::find_merge_section): Return const. Use
98 object->find_merge_section.
99 (Output_section::build_lookup_maps): Don't build a map for
101 (Output_section::is_input_address_mapped): Return false if
102 section is not found.
103 (Output_section::find_starting_output_address): Use
104 find_merge_section instead of is_merge_section_for.
105 (Output_section::add_script_input_section): Don't build a map for
107 * output.h (Output_section_lookup_maps::merge_sections_by_id_): Remove.
108 (Output_section_lookup_maps::find_merge_section): Remove.
109 (Output_section_lookup_maps::add_merge_input_section) Remove.
110 (Output_section::find_merge_section): Return const.
112 2015-03-22 Cary Coutant <cary@google.com>
115 * i386.cc (Target_i386::Relocate::tls_gd_to_ie): Fix support for
116 non-SIB form of lea, with nop after the call.
118 2015-03-21 Cary Coutant <cary@google.com>
121 * output.cc (Output_segment::is_first_section_relro): Don't ignore
123 (Output_segment::set_section_addresses): Don't align size of relro
126 2015-03-21 Cary Coutant <cary@google.com>
129 * stringpool.cc (Stringpool_template): Don't optimize if section
130 alignment is greater than sizeof(char).
132 2015-03-21 Cary Coutant <cary@google.com>
135 * script-c.h (script_include_directive): Add first_token parameter.
136 * script.cc (script_include_directive): Add first_token parameter, and
137 pass it to read_script_file.
138 * yyscript.y (PARSING_SECTIONS_BLOCK, PARSING_SECTION_CMDS)
139 (PARSING_MEMORY_DEF): New tokens.
140 (top): Add new productions for INCLUDE files.
141 (file_cmd): Replace file_or_sections_cmd with copy of its productions.
142 Pass PARSING_LINKER_SCRIPT to script_include_directive.
143 (section_block_cmd): Likewise; pass PARSING_SECTIONS_BLOCK.
144 (section_cmd): Pass PARSING_SECTION_CMDS.
145 (file_or_sections_cmd): Remove.
146 (memory_def): Pass PARSING_MEMORY_DEF.
147 * testsuite/Makefile.am (memory_test_2): New test.
148 * testsuite/Makefile.in: Regenerate.
149 * testsuite/memory_test_inc.t: New script file.
150 * testsuite/memory_test_inc_1.t.src: New script file.
151 * testsuite/memory_test_inc_2.t.src: New script file.
152 * testsuite/memory_test_inc_3.t.src: New script file.
154 2015-03-21 Cary Coutant <cary@google.com>
156 * dwp.cc (Sized_relobj_dwo::do_section_contents): Delete.
157 (Sized_relobj_dwo::setup): Build compressed section map.
158 (Sized_relobj_dwo::do_decompressed_section_contents): Delete.
159 * dynobj.cc (Sized_dynobj::base_read_symbols): Build compressed
161 * object.cc (Sized_relobj_file::Sized_relobj_file): Remove
162 compressed_sections_ field.
163 (build_compressed_section_map): Take Object instead of
164 Sized_relobj_file parameter; add decompress_if_needed parameter.
165 (Sized_relobj_file::do_find_special_sections): Store compressed
166 section map in parent Object.
167 (Sized_relobj_file::do_decompressed_section_contents): Move
168 implementation to Object::decompressed_section_contents.
169 (Sized_relobj_file::do_discard_decompressed_sections): Move
170 implementation to Object::discard_decompressed_sections.
171 * object.h (build_compressed_section_map): Declare.
172 (Object::Object): Add compressed_sections_ field.
173 (Object::section_is_compressed): Move implementation here.
174 (Object::decompressed_section_contents): De-virtualize.
175 (Object::discard_decompressed_sections): De-virtualize.
176 (Object::do_section_is_compressed): Delete.
177 (Object::do_decompressed_section_contents): Delete.
178 (Object::set_compressed_sections): New method.
179 (Object::compressed_sections): New method.
180 (Object::compressed_sections_): New data member.
181 (Compressed_section_info, Compressed_section_map): Move to top of file.
182 (Sized_relobj_file::do_section_is_compressed): Delete.
183 (Sized_relobj_file::do_decompressed_section_contents): Delete.
184 (Sized_relobj_file::do_discard_decompressed_sections): Delete.
185 (Sized_relobj_file::compressed_sections_): Move to Object class.
187 2015-03-21 Cary Coutant <ccoutant@google.com>
190 * gold.cc (queue_middle_tasks): Finalize .eh_frame after laying out
193 2015-03-11 Cary Coutant <ccoutant@google.com>
195 * options.cc (General_options::finalize): Don't allow -z relro
196 with incremental linking.
197 * testsuite/Makefile.am (incremental_test): Add -z norelro.
198 (incremental_test_2): Likewise.
199 (incremental_test_3): Likewise.
200 (incremental_test_4): Likewise.
201 (incremental_test_5): Likewise.
202 (incremental_test_6): Likewise.
203 (incremental_copy_test): Likewise.
204 (incremental_common_test_1): Likewise.
205 (incremental_comdat_test_1): Likewise.
206 * testsuite/Makefile.in: Regenerate.
208 2015-03-09 Cary Coutant <ccoutant@google.com>
211 * ehframe.cc (Eh_frame::add_ehframe_input_section): Change return type;
212 return enum indicating whether .eh_frame section is empty, optimizable,
213 unrecognized, or an end marker. Adjust explicit instantiations.
214 * ehframe.h (Eh_frame::Eh_frame_section_disposition): New enum type.
215 (Eh_frame::add_ehframe_input_section): Change return type.
216 * gold.cc (queue_middle_tasks): Call Layout::finalize_eh_frame_section.
217 * layout.cc (Layout::layout_eh_frame): Don't add optimized sections
218 to the .eh_frame output section until we see the end marker.
219 (Layout::finalize_eh_frame_section): New.
220 * layout.h: (Layout::finalize_eh_frame_section): New.
222 2015-03-05 H.J. Lu <hongjiu.lu@intel.com>
224 * output.cc (Relobj::initialize_input_to_output_map<size>):
225 Remove typename on elfcpp::Elf_types<size>::Elf_Addr.
227 2015-03-04 Cary Coutant <ccoutant@google.com>
229 * parameters.cc (Parameters::set_target_once): Call
230 Target::select_as_default_target just once from here...
231 (set_parameters_target): ...instead of from here.
233 2015-03-04 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
235 * ehframe.cc (Cie::set_output_offset): Pass in and use a
236 Output_section_data instead of a Merge_map.
237 (Eh_frame::Eh_frame): Don't initialize merge_map_.
238 (Eh_frame::read_cie): Use add_merge_mapping instead of
239 Merge_map::add_mapping.
240 (Eh_frame::read_fde): Ditto.
241 (Eh_frame::set_final_data_size): Use this instead of this->merge_map_.
242 (Eh_frame::do_output_offset): Use merge_output_offset istead of
243 merge_map_->get_output_offset.
244 (Eh_frame::do_is_merge_section_for): Delete.
245 * ehframe.h (Fde::add_mapping): Pass in and use a Output_section_data
246 instead of a Merge_map.
247 (Cie::set_output_offset): Pass in a Output_section_data instead of a
249 (Eh_frame::do_is_merge_section_for): Delete.
250 (Eh_frame::merge_map_): Delete.
251 * merge.cc (Object_merge_map::get_or_make_input_merge_map): Pass in
252 and use a Output_section_data instead of a Merge_map.
253 (Object_merge_map::add_mapping): Ditto.
254 (Object_merge_map::get_output_offset): Remove the merge_map argument.
255 (Object_merge_map::is_merge_section_for): Pass in and use a
256 Output_section_data instead of a Merge_map.
258 (Output_merge_base::do_output_offset): Use merge_output_offset instead
259 of merge_map_.get_output_offset.
260 (Output_merge_base::do_is_merge_section_for): Delete.
261 (Output_merge_data::do_add_input_section): Use
262 object->add_merge_mapping instead of add_mapping.
263 (Output_merge_string<Char_type>::finalize_merged_data): Ditto.
264 * merge.h (Merge_map): Delete forward declaration.
265 (Object_merge_map::add_mapping): Pass in and use a Output_section_data
266 instead of a Merge_map.
267 (Object_merge_map::get_output_offset): Remove the merge_map argument.
268 (Object_merge_map::is_merge_section_for): Pass in and use a
269 Output_section_data instead of a Merge_map.
270 (Input_merge_map::Object_merge_map::merge_map): Replace with
272 (Object_merge_map::get_or_make_input_merge_map): Pass in and use a
273 Output_section_data instead of a Merge_map.
275 (Output_merge_base::Output_merge_base): Don't initialize merge_map_.
276 (Output_merge_base::do_is_merge_section_for): Delete.
277 (Output_merge_base::add_mapping): Delete.
278 (Output_merge_base::merge_map_): Delete.
279 * object.cc (Relobj::initialize_input_to_output_map): New.
280 (Relobj::initialize_input_to_output_map): New.
281 (Relobj::merge_output_offset): New.
282 (Relobj::is_merge_section_for): New.
283 (Relobj::initialize_input_to_output_map): Instantiate for 32 and 64
285 * object.h (Relobj::merge_map): Delete.
286 (initialize_input_to_output_map): New.
287 (set_merge_map): Delete.
288 (add_merge_mapping): New.
289 (merge_output_offset): New.
290 (is_merge_section_for): New.
291 * output.cc (Output_section::Input_section::is_merge_section_for):
292 Use object->is_merge_section_for.
293 * output.h (Output_section_data::is_merge_section_for): Delete.
294 (Output_section_data::do_is_merge_section_for): Delete.
295 * reloc.cc (Merged_symbol_value<size>::initialize_input_to_output_map):
296 Use object->initialize_input_to_output_map.
297 (Merged_symbol_value<size>::value_from_output_section): Use
298 object->merge_output_offset.
300 2015-03-02 Peter Collingbourne <pcc@google.com>
301 Cary Coutant <ccoutant@google.com>
303 * output.cc (Output_section::add_merge_input_section): Do not
304 attempt to merge sections with an entsize of 0.
306 2015-03-02 Khem Raj <raj.khem@gmail.com>
308 * attributes.h (class Output_attributes_section_data ): Add
309 do_print_to_mapfile function.
311 2015-02-24 Alan Modra <amodra@gmail.com>
314 * powerpc.cc (Powerpc_relocate_functions::addr16_ds): Always
315 complain if value is not a multiple of four.
316 (Target_powerpc::Relocate::relocate): Correct handling of
317 R_POWERPC_GOT_TPREL16 and R_POWERPC_GOT_TPREL16_LO for ppc64.
319 2015-02-21 H.J. Lu <hongjiu.lu@intel.com>
321 * configure.ac (default_size): Set to 32 for x32.
322 * configure: Regenerated.
324 2015-02-18 Alan Modra <amodra@gmail.com>
327 * powerpc.cc (Global_symbol_visitor_opd::operator()): Set default
330 2015-02-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
332 * gc.h (Garbage_collection::add_reference): Don't use find.
334 2015-02-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
336 * object.cc (write_local_symbols): avoid std::vector copy.
338 2015-02-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
340 * merge.cc (get_output_offset): Use upper_bound instead of lower_bound.
342 2015-02-09 Mark Wielaard <mjw@redhat.com>
344 * gdb-index.cc (Gdb_index_info_reader::visit_top_die): Recognize
345 DW_LANG_Fortran03 and DW_LANG_Fortran08.
347 2015-02-16 Cary Coutant <ccoutant@google.com>
351 * layout.cc (Layout::finish_dynamic_section): Don't set DT_SYMBOLIC or
352 DF_SYMBOLIC if --dynamic-list option is used.
353 * options.cc (General_options::finalize): --dynamic-list is not
354 mutually exclusive with -Bsymbolic.
355 * symtab.h (Symbol::is_preemptible): Don't exclude dynamic symbols not
356 listed in --dynamic-list.
357 * testsuite/Makefile.am (dynamic_list_lib2.so): Add
358 -Bsymbolic-functions.
359 * testsuite/Makefile.in: Regenerate.
361 2015-02-16 Cary Coutant <ccoutant@google.com>
364 * incremental.cc: Remove redundant include of "output.h".
366 2015-02-12 Jing Yu <jingyu@google.com>
368 * aarch64-reloc.def (TLSLE_MOVW_TPREL_G2, TLSLE_MOVW_TPREL_G1,
369 TLSLE_MOVW_TPREL_G1_NC, TLSLE_MOVW_TPREL_G0, TLSLE_MOVW_TPREL_G0_NC,):
371 * aarch64.cc (Target_aarch64::Scan::local): Add cases for new
372 TLSLE_MOVW_* relocations.
373 (Target_aarch64::Scan::global): Likewise.
374 (Target_aarch64::Relocate::relocate): Likewise.
375 (Target_aarch64::Relocate::relocate_tls): Add cases and handlings
376 for new TLSLE_MOVW_* relocations.
378 2015-02-11 Will Newton <will.newton@linaro.org>
381 * arm.cc (Target_arm::make_plt_section): Create an ARM
382 state mapping symbol at the start of the PLT.
384 2015-02-09 H.J. Lu <hongjiu.lu@intel.com>
386 * testsuite/Makefile.am (two_file_shared_2_pic_1_test_DEPENDENCIES):
387 Replace two_file_shared_2.so with two_file_shared_1.so.
388 * testsuite/Makefile.in: Regenerated.
390 2015-02-09 Alan Modra <amodra@gmail.com>
392 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add libweak_undef_2.a,
393 plugin_test_thin.a and defsym_test.
394 * testsuite/Makefile.in: Regenerate.
396 2015-02-04 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
398 * merge.cc (do_add_input_section): Combine loop epilogue into main loop
401 2015-02-04 Peter Collingbourne <pcc@google.com>
403 * plugin.cc (Pluginobj::get_symbol_resolution_info): Resolve
404 forwarding symbols when computing symbol resolution info for plugins.
405 * plugin.h (Plugin_manager::symtab): New method.
406 (Pluginobj::get_symbol_resolution_info): Add symtab parameter.
408 2015-02-03 Cary Coutant <ccoutant@google.com>
409 Peter Collingbourne <pcc@google.com>
412 * archive.cc (Thin_archive_object_unlocker): New class.
413 (Archive::include_member): Unlock external members of thin archives.
414 * testsuite/Makefile.am (plugin_test_1): Rename .syms files.
415 (plugin_test_2): Likewise.
416 (plugin_test_3): Likewise.
417 (plugin_test_4): Likewise.
418 (plugin_test_5): Likewise.
419 (plugin_test_6): Likewise.
420 (plugin_test_7): Likewise.
421 (plugin_test_8): Likewise.
422 (plugin_test_9): Likewise.
423 (plugin_test_10): Likewise.
424 (plugin_test_11): New test case.
425 * testsuite/Makefile.in: Regenerate.
426 * testsuite/plugin_test.c (claim_file_hook): Check for parallel .syms
427 file to decide whether to claim file.
428 (all_symbols_read_hook): Likewise.
429 * testsuite/plugin_test_1.sh: Adjust expected output.
430 * testsuite/plugin_test_2.sh: Likewise.
431 * testsuite/plugin_test_3.sh: Likewise.
432 * testsuite/plugin_test_6.sh: Likewise.
433 * testsuite/plugin_test_tls.sh: Likewise.
434 * testsuite/plugin_test_11.sh: New testcase.
436 2015-02-03 Cary Coutant <ccoutant@google.com>
438 * descriptors.cc (Descriptors::open): Set artificially-low limit for
439 file descriptors when debugging enabled. Add debug output.
440 (Descriptors::release): Add debug output.
441 (Descriptors::close_some_descriptor): Likewise.
442 (Descriptors::close_all): Likewise.
443 * fileread.cc (File_read::lock): Likewise.
444 (File_read::unlock): Likewise.
446 2015-02-02 Cary Coutant <ccoutant@google.com>
448 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for
449 executable output file.
451 2015-01-22 Han Shen <shenhan@google.com>
453 * arm.cc (Target_arm::Target_arm): Add initialization for new members.
454 (Target_arm::do_plt_address_for_global): New method.
455 (Target_arm::do_plt_address_for_local): New method.
456 (Target_arm::rel_irelative_section): New method.
457 (Target_arm::make_data_plt): Add more parameters for plt ctor.
458 (Target_arm::do_make_data_plt): Add more parameters for plt ctor.
459 (Target_arm::Scan::symbol_needs_plt_entry): Add ifunc support.
460 (Target_arm::Scan::reloc_needs_plt_for_ifunc): Add ifunc support.
461 (Target_arm::Scan::check_non_pic): Add ifunc support.
462 (Target_arm::Scan::local): Add ifunc support.
463 (Target_arm::Scan::global): Add ifunc support.
464 (Target_arm::make_plt_section): New method.
465 (Target_arm::make_plt_entry): Change to call to make_plt_section.
466 (Target_arm::make_local_ifunc_plt_entry): New method.
467 (Target_arm::got_irelative_): New member.
468 (Target_arm::rel_irelative_): New member.
469 (Target_arm::got_section): Add creation for got_irelative_.
470 (Target_arm::rel_dyn_section): Add creation for rel_irelative_.
471 (Target_arm::Relocate::relocate): Properly set local ifunc address.
472 (Target_arm::do_dynsym_value): Properly set global ifunc address.
473 (Target_arm::scan_reloc_for_stub): Properly set global ifunc address.
474 (Output_data_plt_arm::IRelative_data): New type.
475 (Output_data_plt_arm::Output_data_plt_arm): Add more parameters.
476 (Output_data_plt_arm::add_entry): Add more parameters.
477 (Output_data_plt_arm::add_relocation): New method.
478 (Output_data_plt_arm::add_local_ifunc_entry): New method.
479 (Output_data_plt_arm::rel_irelative): New method.
480 (Output_data_plt_arm::entry_count): Modified.
481 (Output_data_plt_arm::address_for_global): New method.
482 (Output_data_plt_arm::address_for_local): New method.
484 (Output_data_plt_arm::set_final_data_size): Add irelative_count_.
485 (Output_data_plt_arm::insert_irelative_data): New method.
486 (Output_data_plt_arm::irelative_rel_): New member.
487 (Output_data_plt_arm::got_): New member.
488 (Output_data_plt_arm::got_irelative_): New member.
489 (Output_data_plt_arm::irelative_count_): New member.
490 (Output_data_plt_arm::IRelative_data_vec): New typedef.
491 (Output_data_plt_arm::irelative_data_vec_): New member.
492 (Output_data_plt_arm::do_write): Write out irelative entries.
493 (Output_data_plt_arm_standard::Output_data_plt_arm_standard): Add
494 more parameters to ctor.
495 (Output_data_plt_arm_nacl::Output_data_plt_arm_nacl): Add
496 more parameters to ctor.
497 * output.h (Output_data_reloc::add_local_relative): New method.
498 * aarch64.cc (Output_data_plt_aarch64): Fixed typo in comment.
500 2015-01-29 Alan Modra <amodra@gmail.com>
502 * powerpc.cc (Target_powerpc::Relocate::relocate): Correct GOT_TLSLD
503 and GOT_TLSGD to LE optimization.
505 2015-01-28 Cary Coutant <ccoutant@google.com>
507 * x86_64.cc (Target_x86_64::Scan::global): Allow IE-to-LE optimization
508 for undef TLS symbols.
509 (Target_x86_64::Relocate::relocate_tls): Likewise.
510 (Target_x86_64::Relocate::tls_ie_to_le): Likewise.
512 2015-01-25 Cary Coutant <ccoutant@google.com>
514 * output.cc (Output_segment::set_section_addresses): Fix calculation
515 of size of relro segment.
517 2015-01-22 Alan Modra <amodra@gmail.com>
519 * powerpc.cc (Target_powerpc::Scan::local <got relocs>): Correct
520 condition for need of ifunc plt entry.
521 (Target_powerpc::Scan::global <got relocs>): Likewise.
523 2015-01-14 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
525 * mips.cc (reloc_high): Add r_sym.
526 (Mips_relocate_functions::relhi16): Add r_sym parameter. Pass r_sym to
527 reloc_high constructor.
528 (Mips_relocate_functions::relgot16_local): Likewise.
529 (Mips_relocate_functions::rello16): Add r_sym parameter. Use r_sym and
530 r_type to decide whether LO16 matches HI16.
531 (Target_mips::Relocate::relocate): Pass r_sym to calls to relhi16,
532 rello16 and relgot16_local.
534 2015-01-09 Cary Coutant <ccoutant@google.com>
536 * layout.cc (Layout::set_segment_offsets): Don't align start of segment
537 unless alignment is larger than page size.
539 2015-01-06 H.J. Lu <hongjiu.lu@intel.com>
540 Cary Coutant <ccoutant@google.com>
543 * configure.ac (DEFAULT_TARGET_X86_64): Don't set for x32.
544 (DEFAULT_TARGET_X32): Set for x32.
545 * x86_64.cc (cmp_insn_32): New.
546 (lea_r10_insn_32): Likewise.
547 (lea_r11_insn_32): Likewise.
548 (cmp_insn_64): Likewise.
549 (lea_r10_insn_64): Likewise.
550 (lea_r11_insn_64): Likewise.
551 (Target_x86_64<size>::do_calls_non_split): Handle x32.
552 * testsuite/Makefile.am (check_SCRIPTS): Add split_x32.sh.
553 (check_DATA): Add split_x32 files.
554 (split_x32_[1234n].o): New targets.
555 (split_x32_[124]): New targets.
556 (split_x32_[1234r].stdout): New targets.
557 * testsuite/split_x32.sh: New file.
558 * testsuite/split_x32_1.s: Likewise.
559 * testsuite/split_x32_2.s: Likewise.
560 * testsuite/split_x32_3.s: Likewise.
561 * testsuite/split_x32_4.s: Likewise.
562 * testsuite/split_x32_n.s: Likewise.
563 * configure: Regenerated.
564 * testsuite/Makefile.in: Likewise.
566 2015-01-06 H.J. Lu <hongjiu.lu@intel.com>
569 * x86_64.cc (Target_x86_64<size>::Relocate::tls_ie_to_le): Handle
572 2015-01-02 Alan Modra <amodra@gmail.com>
574 * version.cc (print_version): Just print current year.
575 * dwp.cc (print_version): Likewise.
577 2015-01-01 Alan Modra <amodra@gmail.com>
579 Update year range in copyright notice of all files.
581 2014-12-25 Alan Modra <amodra@gmail.com>
583 * arm.cc (Target_arm::do_adjust_elf_header): Provide namespace on
585 (Target_arm::merge_object_attributes, ): Likewise.
587 2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
589 * arm.cc (Target_arm::do_adjust_elf_header): Set e_flags in ELF header
590 as hard float only when Tag_ABI_VFP_args is 1, using new enum value
591 AEABI_VFP_args_vfp to check that.
592 (Target_arm::merge_object_attributes): Handle new Tag_ABI_VFP_args
593 value and replace hardcoded values by enum values.
595 2014-12-22 Cary Coutant <ccoutant@google.com>
597 * powerpc.cc (Target_powerpc::relocate): Fix overflow check.
599 2014-12-20 H.J. Lu <hongjiu.lu@intel.com>
602 * testsuite/debug_msg.cc (SometimesInlineFunction): Changed
603 to "return i * i * 3;".
605 2014-12-16 Cary Coutant <ccoutant@google.com>
607 * mapfile.cc (Mapfile::print_input_section): Print uncompressed sizes.
608 (Mapfile::print_output_data): Use current_data_size() to avoid
609 assert for sections requiring postprocessing; if address is not valid,
611 (Mapfile::print_output_section): Use current_data_size(); print note
612 that addresses and sizes are before compression.
614 2014-12-14 H.J. Lu <hongjiu.lu@intel.com>
616 * aarch64.cc (AArch64_relocate_functions::maybe_apply_stub):
617 Cast current_group_size to unsigned long when reporting error.
619 2014-12-10 Jing Yu <jingyu@google.com>
621 * aarch64.cc (Target_aarch64): Add new variable stub_group_size_.
622 (AArch64_relocate_functions::maybe_apply_stub): Add new parameter.
623 Update error message.
624 (Target_aarch64::do_relax): Use absolute value of option
625 stub_group_size. Replace local variable with class member
628 2014-12-04 Alan Modra <amodra@gmail.com>
630 * powerpc.cc (Target_powerpc::Branch_info::make_stub): Ignore
631 addend of PLTREL24 reloc when not generating a plt stub. Make
632 max_branch_offset an "Address".
633 (Stub_table::can_reach_stub): Make max_branch_offset an "Address".
634 (Target_powerpc::Relocate::relocate): Likewise.
636 2014-12-04 Alan Modra <amodra@gmail.com>
639 * symtab.cc (Symbol::set_undefined): Remove assertion.
640 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
641 on symbols defined in discarded sections, instead return false.
642 Rearrange params, update all callers.
643 (Target_powerpc::Branch_info::make_stub): Don't make stubs for
644 branches to syms in discarded sections.
645 (Global_symbol_visitor_opd::operator()): Set discarded opd syms
646 undefined and flag as discarded.
647 (Target_powerpc::Relocate::relocate): Localize variable.
649 2014-12-03 H.J. Lu <hongjiu.lu@intel.com>
652 * testsuite/Makefile.am (pie_copyrelocs_test_CXXFLAGS): New.
653 * testsuite/Makefile.in: Regenerated.
655 2014-12-03 Alan Modra <amodra@gmail.com>
658 * powerpc.cc (Target_powerpc::Scan::local): Use add_local_section
659 when adding dynamic relocations against section symbols.
661 2014-12-01 Dimitry Ivanov <dimitry@google.com>
663 * layout.cc (Layout::finish_dynamic_section): When '-z global'
664 is specified set DF_1_GLOBAL in DT_FLAGS_1 flags.
665 * options.h (General_options): New -z option (global).
667 2014-12-01 Cary Coutant <ccoutant@google.com>
670 * layout.cc (Layout::layout_gnu_stack): Don't warn when -z execstack
672 (Layout::create_executable_stack_info): Warn when -z noexecstack is
673 given but some inputs require executable stack.
675 2014-11-26 Cary Coutant <ccoutant@google.com>
677 * layout.cc (gdb_sections): Keep .debug_gdb_scripts and
678 .debug_str_offsets; strip .debug_gnu_pubnames and
680 (lines_only_debug_sections): Strip all four new sections.
682 2014-11-26 Jing Yu <jingyu@google.com>
684 * aarch64.cc (Relocate::tls_desc_gd_to_ie): Set ldr target
685 register to be x0 when to relax TLSDESC_LD64_LO12.
687 2014-11-26 Alan Modra <amodra@gmail.com>
689 * powerpc.cc (struct Stub_table_owner): New.
690 (Powerpc_relobj): Rename stub_table_ to stub_table_index_, an
691 unsigned int vector. Update all references.
692 (powerpc_relobj::set_stub_table): Take an unsigned int param
693 rather than a Stub_table. Update callers.
694 (Powerpc_relobj::clear_stub_table): New function.
695 (Target_powerpc): Add relax_failed_, relax_fail_count_ and
696 stub_group_size_ vars.
697 (Target_powerpc::new_stub_table): Delete.
698 (max_branch_delta): New function, extracted from..
699 (Target_powerpc::Relocate::relocate): ..here..
700 (Target_powerpc::Branch_info::make_stub): ..and here. Return
701 status on whether stub created successfully.
702 (Stub_control::Stub_control): Add "no_size_errors" param. Move
704 (Target_powerpc::do_relax): ..here. Init stub_group_size_ and
705 reduce on relax failure.
706 (Target_powerpc::group_sections): Add "no_size_errors" param.
707 Use stub_group_size_. Set up group info in a temp vector,
708 before building Stub_table vector. Account for input sections
709 possibly already converted to relaxed sections.
710 (Stub_table::init): Delete. Merge into..
711 (Stub_table::Stub_table): ..here.
712 (Stub_table::can_reach_stub): New function.
713 (Stub_table::add_plt_call_entry): Add "from" parameter and
714 return true iff stub could be reached.
715 (Stub_table::add_long_branch_entry): Similarly. Add "r_type"
717 (Stub_table::clear_stubs): Add "all" param.
719 2014-11-26 Alan Modra <amodra@gmail.com>
721 * powerpc.cc (Stub_control::set_output_and_owner): New function.
722 (Target_powerpc::group_sections): Use it.
724 2014-11-25 Cary Coutant <ccoutant@google.com>
726 * binary.cc (Binary_to_elf::sized_convert): Add size to _start symbol.
727 (Binary_to_elf::write_symbol): Add st_size parameter.
728 * binary.h (Binary_to_elf::write_symbol): Add st_size parameter.
730 2014-11-25 Cary Coutant <ccoutant@google.com>
733 * object.cc (Sized_relobj_file): Initialize is_deferred_layout_.
734 (Sized_relobj_file::do_layout): Handle deferred sections properly
735 during GC pass 1. Don't add reloc sections to deferred list twice.
736 * object.h (Sized_relobj_file::is_deferred_layout): New function.
737 (Sized_relobj_file::is_deferred_layout_): New data member.
739 2014-11-21 H.J. Lu <hongjiu.lu@intel.com>
742 * x86_64.cc (Output_data_plt_x86_64_standard<size>::do_fill_plt_entry):
743 Check PC-relative offset overflow in PLT entry.
745 2014-11-21 Alan Modra <amodra@gmail.com>
747 * powerpc.cc (Target_powerpc::Relocate::relocate): Correct test
750 2014-11-20 Alan Modra <amodra@gmail.com>
752 * powerpc.cc (Stub_control::Stub_control): Init stub14_group_size_
753 from --stub-group-size parameter divided by 1024.
754 (Powerpc_relocate_functions::rela, rela_ua): Add fieldsize
755 template parameter. Update all uses.
756 (Target_powerpc::Relocate::relocate): Rename has_plt_value to
757 has_stub_value. Set for long branches. Don't report overflow for
758 branch to undefined weak symbols. Print info message on
759 overflowing branch to stub.
761 2014-11-20 Alan Modra <amodra@gmail.com>
763 * powerpc.cc (Target_powerpc::do_relax): Add __go_go to thread_starters.
765 2014-11-13 H.J. Lu <hongjiu.lu@intel.com>
767 * x86_64.cc (Target_x86_64<size>::Scan::global): Don't make PLT
768 entry for R_X86_64_GOTPLT64.
769 (Target_x86_64<size>::Relocate::relocate): Update comments for
772 2014-11-06 Evgeniy Dushistov <dushistov@mail.ru>
774 * plugin.cc: use lock to searialize calls of Plugin_manager::claim_file
775 * plugin.h: add lock definition
777 2014-10-29 Han Shen <shenhan@google.com>
778 Jing Yu <jingyu@google.com>
780 * aarch64-reloc.def: Add LD_PREL_LO12, ADR_PREL_LO21,
781 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
782 TLSLD_MOVW_DTPREL_G0_NC. Change property of TLS relocations to
784 * aarch64.cc (Target_aarch64::do_can_check_for_function_pointers): New
786 (Target_aarch64::reloc_needs_plt_for_ifunc): New method.
787 (Target_aarch64::tls_ld_to_le): New method.
788 (Target_aarch64::aarch64_info): Enable can_icf_inline_merge_sections
790 (Output_data_plt_aarch64::irelative_rel_): New data member.
791 (Output_data_plt_aarch64::add_entry): Add irelative entries to plt.
792 (Output_data_plt_aarch64::add_local_ifunc_entry): New method.
793 (Output_data_plt_aarch64::add_relocation): New method.
794 (Output_data_plt_aarch64::do_write): Add gold_assert on got_irelative
795 offset. Add got_irelative size to got size.
796 (AArch64_relocate_functions): Typedef AArch64_valtype. Replace long
797 type string with the new typename.
798 (AArch64_relocate_functions::update_adr): Replace parameter x with
800 (AArch64_relocate_functions::update_movnz): Correct wrong val mask.
801 (AArch64_relocate_functions::reloc_common): New method.
802 (AArch64_relocate_funcsions::rela_general): Extract common part out
803 into reloc_common method.
804 (AArch64_relocate_functions::rela_general): Likewise.
805 (AArch64_relocate_functions::pcrela_general): Likewise.
806 (AArch64_relocate_functions::adr): New method.
807 (AArch64_relocate_functions::adrp): Calculate immed before calling
809 (AArch64_relocate_functions::adrp): Likewise.
810 (AArch64_relocate_functions::movnz): Cast x to SignedW type when
811 comparing x to 0. Calculate immed from ~x when x < 0.
812 (Target_aarch64::optimize_tls_reloc): Add new cases for
813 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
814 TLSLD_MOVW_DTPREL_G0_NC.
815 (Target_aarch64::possible_function_pointer_reloc): Implement this
817 (Target_aarch64::Scan::local_reloc_may_be_function_pointer): Update
819 (Target_aarch64::Scan::local): Add codes to handle STT_GNU_IFUNC
820 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
821 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
822 (Target_aarch64::Scan::global): Add codes to handle STT_GNU_IFUNC
823 symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
824 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
825 (Target_aarch64::make_plt_entry): Call add_entry with two more
827 (Target_aarch64::make_local_ifunc_plt_entry): New method.
828 (Target_aarch64::Relocate::relocate): Add cases for LD_PREL_LO19,
829 ADR_PREL_LO21, TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC,
830 TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC.
831 (Target_aarch64::Relocate::relocate_tls): Add cases for
832 TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1,
833 TLSLD_MOVW_DTPREL_G0_NC.
834 * testsuite/icf_safe_so_test.cc: Correct test comment.
835 * testsuite/icf_safe_test.sh: Add AArch64 arch.
837 2014-10-22 Alan Modra <amodra@gmail.com>
839 * powerpc.cc (do_relax): Add gcc-4.9 libgomp functions to
842 2014-10-18 Andreas Schwab <schwab@linux-m68k.org>
844 * configure.tgt (targ_extra_obj) [aarch64*-*]: Define.
846 2014-10-17 Cary Coutant <ccoutant@google.com>
848 * aarch64.cc (AArch64_relocate_functions::maybe_apply_stub):
849 Add "typename" keyword.
851 2014-10-15 Han Shen <shenhan@google.com>
852 Jing Yu <jingyu@google.com>
854 Patch for gold aarch64 backend to support relaxation.
855 * aarch64-reloc.def: Change format.
856 * aarch64.cc (class Reloc_stub): New class.
857 (class Stub_table): New class.
858 (class AArch64_relobj): New class.
859 (class AArch64_input_section): New class.
860 (class AArch64_output_section): New class.
861 (Target_aarch64::new_stub_table): New method.
862 (Target_aarch64::new_aarch64_input_section): New method.
863 (Target_aarch64::find_aarch64_input_section): New method.
864 (Target_aarch64::scan_section_for_stubs): New method.
865 (Target_aarch64::scan_reloc_section_for_stubs): New method.
866 (Target_aarch64::relocate_stub): New method.
867 (Target_aarch64::current_target): New method.
868 (Target_aarch64::do_make_elf_object): New method.
869 (Target_aarch64::do_may_relax): New method.
870 (Target_aarch64::do_relax): New method.
871 (Target_aarch64::group_sections): New method.
872 (Target_aarch64::scan_reloc_for_stub): New method.
873 (Target_aarch64::do_make_output_section): New method.
874 (Target_aarch64::stub_tables_): New data member.
875 (Target_aarch64::aarch64_input_section_map_): New data member.
876 (AArch64_relocate_functions::maybe_apply_stub): New method.
878 2014-09-30 Cary Coutant <ccoutant@google.com>
881 * resolve.cc (Symbol_table::resolve): Fix local shadowing error.
883 2014-09-30 Kito Cheng <kito@0xlab.org>
886 * layout.cc (Layout::create_dynamic_symtab): Build gnu-style
887 hash table before sysv-style hash table.
889 2014-09-29 Sriraman Tallam <tmsriram@google.com>
891 * options.h (--pic-executable): Add negative to alias to -no-pie.
893 2014-09-26 Cary Coutant <ccoutant@google.com>
896 * object.cc (Sized_relobj_file): Compute value of section symbols
897 for TLS sections the same as TLS symbols.
899 2014-09-25 Cary Coutant <ccoutant@google.com>
902 * resolve.cc (Symbol_table::resolve): Override common placeholder
903 symbols, but adjust sizes.
904 * symtab.cc (Symbol_table::add_from_object): Don't add placeholder
905 symbols to common lists.
907 2014-09-24 Alan Modra <amodra@gmail.com>
909 * po/POTFILES.in: Regenerate.
911 2014-09-23 Taiju Tsuiki <tzik@google.com>
912 Cary Coutant <ccoutant@google.com>
915 * gold.cc (queue_final_tasks): Add Write_sections_task as a blocker
916 on input_sections_blocker.
917 * layout.cc (Write_sections_task::locks): Unblock
918 input_sections_blocker_.
919 * layout.h (Write_sections_task::Write_sections_task): Add
920 input_sections_blocker.
921 * testsuite/Makefile.am (exception_x86_64_bnd_test): Add gcctestdir/ld
923 * testsuite/Makefile.in: Regenerate.
925 2014-09-18 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
927 * testsuite/Makefile.am (plugin_test_10): New test.
928 * testsuite/Makefile.in: Regenerate
929 * testsuite/plugin_common_test_2.c (c1): Align to 8.
930 * testsuite/plugin_test_10.sh: New file.
932 2014-09-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
934 * plugin.cc (Sized_pluginobj::do_add_symbols): Ignore isym->size.
935 * resolve.cc (Symbol_table::resolve): Don't override common symbols
936 during the replacement phase.
938 2014-09-17 Han Shen <shenhan@google.com>
939 Jing Yu <jingyu@google.com>
941 * aarch64-reloc.def: Add TLSGD_ADR_PAGE21, TLSGD_ADD_LO12_NC,
942 TLSDESC_ADR_PAGE21, TLSDESC_LD64_LO12, TLSDESC_ADD_LO12, TLSDESC_CALL.
943 * aarch64.cc (Target_aarch64): Add data members
944 got_irelative_, got_tlsdesc_, rela_irelative_, got_mod_index_offset_,
945 tlsdesc_reloc_info_, tls_base_symbol_defined_. Initialize them in
947 (Target_aarch64::do_reloc_symbol_index): New method.
948 (Target_aarch64::do_reloc_addend): New method.
949 (Target_aarch64::add_tlsdesc_info): New method.
950 (Target_aarch64::do_dynsym_value): New method.
951 (Target_aarch64::do_make_data_plt): Add new parameters: got,
952 got_irelative. Pass them to Output_data_plt_aarch64_standard.
953 (Target_aarch64::make_data_plt): Add new parameters: got,
954 got_irelative. Pass them to do_make_data_plt.
955 (Target_aarch64::Relocate): Add skip_call_tls_get_addr_ variable.
956 (Target_aarch64::Relocate:tls_gd_to_le): New method.
957 (Target_aarch64::Relocate:tls_ie_to_le): New method.
958 (Target_aarch64::Relocate:tls_desc_gd_to_le): New method.
959 (Target_aarch64::Relocate:tls_desc_gd_to_ie): New method.
960 (Target_aarch64::got_tlsdesc_section): New method.
961 (Target_aarch64::make_local_ifunc_plt_entry): New method.
962 (Target_aarch64::define_tls_base_symbol): New method.
963 (Target_aarch64::reserve_tlsdesc_entries): New method.
964 (Target_aarch64::got_mod_index_entry): New method.
965 (Target_aarch64::rela_tlsdesc_section): New method.
966 (Target_aarch64::rela_irelative_section): New method.
967 (Target_aarch64::Tlsdesc_info): New struct.
968 (Target_aarch64::got_section): Create .got.plt space for IRELATIVE
969 relocations and tlsdesc relocations.
970 (Target_aarch64::optimize_tls_reloc): Implement method.
971 (Output_data_plt_aarch64): Add member variables: tlsdesc_rel_, got_,
972 got_irelative_, irelative_count_, tlsdesc_got_offset_. Initialize them
974 (Output_data_plt_aarch64::reserve_tlsdesc_entry): New method.
975 (Output_data_plt_aarch64::has_tlsdesc_entry): New method.
976 (Output_data_plt_aarch64::get_tlsdesc_got_offset): New method.
977 (Output_data_plt_aarch64::get_tlsdesc_plt_offset): New method.
978 (Output_data_plt_aarch64::rela_tlsdesc): New method.
979 (Output_data_plt_aarch64::rela_irelative): New method.
980 (Output_data_plt_aarch64::entry_count): Count IRELATIVE relocations.
981 (Output_data_plt_aarch64::first_plt_entry_offset): Add const attribute.
982 (Output_data_plt_aarch64::get_plt_tlsdesc_entry_size): New method.
983 (Output_data_plt_aarch64::fill_tlsdesc_entry): New method.
984 (Output_data_plt_aarch64::do_get_plt_tlsdesc_entry_size): New method.
985 (Output_data_plt_aarch64::do_fill_tlsdesc_entry): New method.
986 (Output_data_plt_aarch64_standard): New member variables:
987 plt_tlsdesc_entry_size, tlsdesc_plt_entry.
988 (Output_data_plt_aarch64_standard::Output_data_plt_aarch64_standard):
989 New parameter: got, got_irelative.
990 (Output_data_plt_aarch64_standard::do_get_plt_entry_size): New method.
991 (Output_data_plt_aarch64_standard::do_fill_tlsdesc_entry): New method.
992 (Output_data_plt_aarch64::do_write): Replace got_address with
993 gotplt_address. Add irelative_count_ to count. Write tlsdesc entry.
994 (AArch64_relocate_functions::update_movnz): New method.
995 (AArch64_relocate_functions): Correct format.
996 (AArch64_relocate_functions::movnz): New method.
997 (Target_aarch64::Scan::local): Correct format. Move r_sym, got to
998 before the switch. Add new cases to switch.
999 Check ie_to_le relaxation on tlsie relocations. Add code handling
1000 tlsgd tlsdesc cases.
1001 (Target_aarch64::Scan::global): Move arp to front. Do copy_reloc when
1002 needed. Add new cases to switch. Insert dynamic RELATIVE relocation
1003 when needed. Add code handling tlsgd, tlsie, tlsdesc cases.
1004 Call reloc_name_in_error_message to print unsupported reloc.
1005 (Target_aarch64::make_plt_section): Pass got_ and got_irelative_ to
1007 (Target_aarch64::do_finalize_sections): Emit relocs to save COPY
1008 relocs. Fill in some more dynamic tags.
1009 (Target_aarch64::Relocate::relocate): Handle tlsgd, tlsdesc relocs.
1010 Skip call tls_get_addr when tlsgd is relaxed.
1011 (Target_aarch64::Relocate::relocate_tls): Correct format. Add code
1012 handling tlsgd, tlsdesc relocs, and tls gd->le, ie->le, tlsdesc->le,
1013 tlsdesc->ie relaxation.
1015 2014-09-03 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1017 * mips.cc (Target_mips_nacl): New class.
1018 (Target_selector_mips_nacl): New class.
1019 (target_selector_mips32): Rename from target_selector_mips32be and use
1020 Target_selector_mips_nacl instead of Target_selector_mips.
1021 (target_selector_mips32el): Rename from target_selector_mips32 and use
1022 Target_selector_mips_nacl instead of Target_selector_mips.
1023 (target_selector_mips64): Rename from target_selector_mips64be and use
1024 Target_selector_mips_nacl instead of Target_selector_mips.
1025 (target_selector_mips64el): Rename from target_selector_mips64 and use
1026 Target_selector_mips_nacl instead of Target_selector_mips.
1027 (Target_mips::mips_info): Add const attribute.
1029 2014-09-02 Cary Coutant <ccoutant@google.com>
1031 * dwp.cc (Sized_relobj_dwo::do_section_name): Add const attribute.
1032 * dynobj.h (Sized_dynobj::do_section_name): Likewise.
1033 * incremental.cc (Sized_relobj_incr::do_section_name): Likewise.
1034 (Sized_incr_dynobj::do_section_name): Likewise.
1035 * incremental.h (Sized_relobj_incr::do_section_name): Likewise.
1036 (Sized_incr_dynobj::do_section_name): Likewise.
1037 * object.h (Object::section_name): Likewise.
1038 (Object::do_section_name): Likewise.
1039 (Sized_relobj_file::do_section_name): Likewise.
1040 * plugin.cc (Sized_pluginobj::do_section_name): Likewise.
1041 * plugin.h (Sized_pluginobj::do_section_name): Likewise.
1043 2014-09-02 Cary Coutant <ccoutant@google.com>
1046 * ehframe.cc (Fde::write): Add output_offset parameter.
1047 (Cie::write): Likewise.
1048 (Eh_frame::set_final_data_size): Account for offset within output
1050 (Eh_frame::do_sized_write): Likewise.
1051 * ehframe.h (Fde::write): Add output_offset parameter.
1052 (Cie::write): Likewise.
1053 * output.cc (Output_section::Input_section_sort_entry): Remove
1054 section_has_name_; add output_section_name parameter. Use
1055 output section name for non-input sections.
1056 (Output_section::Input_section_sort_entry::section_has_name): Remove.
1057 (Output_section::Input_section_sort_entry::section_has_name_): Remove.
1058 (Output_section::Input_section_sort_compare): Remove logic for
1059 sections without names.
1060 (Output_section::Input_section_sort_init_fini_compare): Likewise.
1061 (Output_section::Input_section_sort_section_prefix_special_ordering_compare):
1063 (Output_section::Input_section_sort_section_name_compare): Likewise.
1065 2014-08-29 Han Shen <shenhan@google.com>
1066 Jing Yu <jingyu@google.com>
1068 * aarch64-reloc-property.cc
1069 (AArch64_reloc_property_table::reloc_name_in_error_message): Fix bug in
1070 reference reloc property in the table.
1071 * aarch64-reloc.def: Add TLSLE reloc types and fix some errors in
1073 * aarch64.cc: (Output_data_got_aarch64::add_static_reloc):
1074 2 new overloaded methods.
1075 (Output_data_got_aarch64::do_write): Add code to write out
1077 (class Output_data_got_aarch64::Static_reloc): New class to wrap
1079 (Output_data_got_aarch64::static_relocs): New vector to
1081 (Target_aarch64::TCB_SIZE): New const static memeber.
1082 (Target_aarch64::tcb_size): New method.
1083 (Target_aarch64::Relocate::relocate): Add code handling new reloc types.
1084 (Target_aarch64::Relocate::relocate_tls): New method.
1085 (Target_aarch64::Scan::local): Add code handling new reloc types.
1086 (Target_aarch64::Scan::global): Add code handling new reloc types.
1088 2014-08-13 Sriraman Tallam <tmsriram@google.com>
1090 * options.h (-no-pie): Add option.
1092 2014-08-08 Jing Yu <jingyu@google.com>
1093 Han Shen <shenhan@google.com>
1095 * Makefile.am (HFILES): Add aarch64-reloc-property.h.
1096 (DEFFILES): add aarch64-reloc.def.
1097 (TARGETSOURCES): Add aarch64-reloc-property.cc.
1098 (ALL_TARGETOBJS): Add aarch64-reloc-property.$(OBJEXT).
1099 * Makefile.in: Regenerate.
1100 * aarch64-reloc-property.cc: New file.
1101 * aarch64-reloc-property.h: New file.
1102 * aarch64-reloc.def: New file.
1103 * aarch64.cc: Include aarch64-reloc-property.h. Replace spaces
1104 with tab to make the format consistent.
1105 (Output_data_got_aarch64::symbol_table_): New method.
1106 (Target_aarch64::do_plt_address_for_global): New method.
1107 (Target_aarch64::do_plt_address_for_local): New method.
1108 (Target_aarch64::do_select_as_default_target): New method.
1109 (Target_aarch64::do_make_data_plt): New method.
1110 (Target_aarch64::make_data_plt): New method.
1111 (Output_data_plt_aarch64::has_irelative_section): New method.
1112 (Output_data_plt_aarch64::address_for_global): New method.
1113 (Output_data_plt_aarch64::address_for_local): New method.
1114 (Output_data_plt_aarch64::irelative_rel_): New parameter.
1115 (Output_data_plt_aarch64::add_entry): Implement contents.
1116 (Output_data_plt_aarch64::set_final_data_size): Fix typo.
1117 (Output_data_plt_aarch64::do_write): Remove useless got_base. Set
1118 the got_pov entry to plt0.
1119 (Output_data_plt_aarch64_standard::do_fill_first_plt_entry):
1121 (Output_data_plt_aarch64_standard::do_fill_plt_entry): Implement.
1122 (AArch64_howto): New struct.
1123 (aarch64_howto[]): New static const array.
1124 (AArch64_relocate_functions): New class.
1125 (Target_aarch64::Scan::get_reference_flags): Remove method.
1126 (Target_aarch64::Scan::local): Implement to support a few relocations.
1127 (Target_aarch64::Scan::global): Implement to support a few relocations.
1128 (Target_aarch64::make_plt_section): Implement contents.
1129 (Target_aarch64::make_plt_entry): Implement contents.
1130 (Target_aarch64::do_finalize_sections): Implement contents.
1131 (Target_aarch64::Relocate::relocate): Implement a few relocations.
1132 (Target_aarch64::relocate_section): Implement contents.
1134 2014-08-06 Alan Modra <amodra@gmail.com>
1136 * testsuite/defsym_test.sh: Allow ppc64le localentry annotation.
1138 2014-08-06 Alan Modra <amodra@gmail.com>
1141 * symtab.cc (Symbol_table::add_from_relobj): Warn on __gnu_lto_slim.
1143 2014-07-21 Sriraman Tallam <tmsriram@google.com>
1145 * object.cc (Relobj::is_section_name_included): Add
1146 ".rodata.nptl_version" to not garbage collect this section.
1148 2014-07-08 Cary Coutant <ccoutant@google.com>
1150 * expression.cc (struct Expression::Expression_eval_info): Add
1151 new fields type_pointer, vis_pointer, and nonvis_pointer.
1152 (Expression::eval_maybe_dot): Add type_pointer, vis_pointer, and
1153 nonvis_pointer parameters. Adjust all calls.
1154 (Symbol_expression::value): Update type, visibility, and nonvis bits
1156 * script.cc (Symbol_assignment::sized_finalize): Update type,
1157 visibility, and remaining st_other bits for new symbol.
1158 * script.h: (Expression::eval_maybe_dot): Add type_pointer,
1159 vis_pointer, and nonvis_pointer parameters.
1160 * symtab.h (Symbol::set_type): New method.
1162 * testsuite/Makefile.am (defsym_test): New test.
1163 * testsuite/Makefile.in: Regenerate.
1164 * testsuite/defsym_test.c: New file.
1165 * testsuite/defsym_test.sh: New file.
1167 2014-07-08 Cary Coutant <ccoutant@google.com>
1170 * dynobj.h (Sized_dynobj::base_read_symbols): New method.
1171 * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
1172 (Sized_dynobj::base_read_symbols): ...new method.
1173 * object.h (Sized_relobj_file::base_read_symbols): New method.
1174 * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
1175 (Sized_relobj_file::base_read_symbols): ...new method.
1176 * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
1177 * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
1178 * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.
1180 2014-07-04 Alan Modra <amodra@gmail.com>
1182 * po/POTFILES.in: Regenerate.
1184 2014-07-02 Jing Yu <jingyu@google.com>
1186 * aarch64.cc: New file
1187 * Makefile.am (TARGETSOURCES): Add aarch64.cc
1188 (ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
1189 * Makefile.in: Regenerate.
1190 * configure.tgt: Add entries for aarch64*.
1191 * configure.ac: Likewise.
1192 * configure: Likewise.
1194 2014-06-27 Alan Modra <amodra@gmail.com>
1196 * symtab.cc (Symbol::should_add_dynsym_entry): Don't make inline.
1198 2014-06-24 Cary Coutant <ccoutant@google.com>
1200 * dwp.cc (Dwo_file::read): Allow files with no .debug_types
1202 (Dwo_file::sized_read_unit_index): Likewise.
1204 2014-06-23 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1206 * mips.cc: New file.
1207 * Makefile.am (TARGETSOURCES): Add mips.cc
1208 (ALL_TARGETOBJS): Add mips.$(OBJEXT)
1209 * configure.tgt: Add entries for mips*.
1210 * configure.ac: Likewise.
1211 * Makefile.in: Regenerate.
1212 * configure: Likewise.
1214 2014-06-09 Cary Coutant <ccoutant@google.com>
1216 * dwarf_reader.cc (Dwarf_pubnames_table::read_header): Check that
1217 unit_length is within section bounds.
1219 2014-06-09 Cary Coutant <ccoutant@google.com>
1222 * layout.cc (Layout::print_to_mapfile): Print unattached sections in
1225 2014-06-07 Alan Modra <amodra@gmail.com>
1227 * powerpc.cc (relocate): Treat field of cmpli insn as a bitfield.
1229 2014-06-06 Cary Coutant <ccoutant@google.com>
1231 * dwarf_reader.h (Dwarf_pubnames_table): Remove output_section_offset_.
1232 * dwarf_reader.cc (Dwarf_pubnames_table::read_section): Likewise.
1233 (Dwarf_pubnames_table::read_header): Likewise.
1234 * layout.cc (gdb_fast_lookup_sections): Add .debug_gnu_pubnames and
1235 .debug_gnu_pubtypes.
1237 2014-06-05 Joel Brobecker <brobecker@adacore.com>
1239 * Makefile.am (CONFIG_STATUS_DEPENDENCIES): New.
1240 * Makefile.in, configure: Regenerate.
1242 2014-06-03 Alan Modra <amodra@gmail.com>
1244 * powerpc.cc (addis_12_2): Define.
1245 (Stub_table::do_write): Support fusion on ELFv2 stubs.
1247 2014-06-03 Alan Modra <amodra@gmail.com>
1249 * testsuite/plugin_test.c (parse_readelf_line): Skip non-visibility
1252 2014-06-02 Alan Modra <amodra@gmail.com>
1254 * powerpc.cc (Target_powerpc::local_reloc_may_be_function_pointer):
1255 Only ignore relocs on ELFv1.
1256 (Target_powerpc::global_reloc_may_be_function_pointer): Likewise.
1258 2014-05-30 Cary Coutant <ccoutant@google.com>
1260 * testsuite/Makefile.am (ehdr_start_test_4): Fix typo in -B option.
1261 * testsuite/Makefile.in: Regenerate.
1262 * testsuite/ehdr_start_test_4.sh: Look for "U" instead of "w".
1264 2014-05-27 H.J. Lu <hongjiu.lu@intel.com>
1267 * x86_64.cc (Target_x86_64::Relocate::relocate): Use signed int
1268 for got_offset. Properly get GOT address for R_X86_64_PLTOFF64.
1270 2014-05-15 Alan Modra <amodra@gmail.com>
1272 * powerpc.cc (do_plt_fde_location): Handle zero length .glink.
1273 Compare FDE contents with DW_CFA_nop rather than 0.
1275 2014-05-13 Sriraman Tallam <tmsriram@google.com>
1277 * symtab.h (may_need_copy_reloc): Remove check for position independent
1279 * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
1280 position independence before pc absolute may_need_copy_reloc call.
1281 Add check for executable output befor pc relative may_need_copy_reloc
1287 * powerpc.cc: Add check for no position independence before
1288 may_need_copy_reloc calls.
1289 * testsuite/pie_copyrelocs_test.cc: New file.
1290 * testsuite/pie_copyrelocs_shared_test.cc: New file.
1291 * Makefile.am (pie_copyrelocs_test): New test.
1292 * Makefile.in: Regenerate.
1294 2014-05-08 Martin Liška <mliska@suse.cz>
1296 * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
1298 2014-05-06 Cary Coutant <ccoutant@google.com>
1301 * i386.cc (Output_data_got_plt_i386): New class.
1302 (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
1303 parameter. Change all callers.
1304 (Output_data_plt_i386::layout_): Remove.
1305 (Output_data_plt_i386::got_plt_): Change type.
1306 (Target_i386::got_plt_): Change type. Change all references.
1307 (Target_i386::got_section): Create instance of new class.
1308 (Output_data_got_plt_i386::do_write): New function.
1309 * x86_64.cc (Output_data_got_plt_x86_64): New class.
1310 (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
1311 parameter. Change all callers.
1312 (Output_data_plt_x86_64::layout_): Remove.
1313 (Output_data_plt_x86_64::got_plt_): Change type.
1314 (Target_x86_64::got_plt_): Change type. Change all references.
1315 (Target_x86_64::got_section): Create instance of new class.
1316 (Output_data_got_plt_x86_64::do_write): New function.
1317 (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
1318 (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
1321 2014-05-05 Cary Coutant <ccoutant@google.com>
1323 * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
1324 if we have pubnames/pubtypes.
1326 2014-05-02 Cary Coutant <ccoutant@google.com>
1328 * defstd.cc (in_segment): Define __ehdr_start here...
1329 * layout.cc (Layout::finalize): ...Instead of here. Set the
1330 output segment when known.
1331 * resolve.cc (Symbol::override_base_with_special): Remember
1332 the original binding.
1333 * symtab.cc (Symbol::set_output_segment): New function.
1334 (Symbol::set_undefined): New function.
1335 * symtab.h (Symbol::is_weak_undefined): Check original undef
1337 (Symbol::is_strong_undefined): New function.
1338 (Symbol::set_output_segment): New function.
1339 (Symbol::set_undefined): New function.
1340 * target-reloc.h (is_strong_undefined): Remove.
1341 (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
1342 Check for hidden undefs.
1343 (relocate_section): Call Symbol::is_strong_undefined.
1345 * testsuite/Makefile.am (ehdr_start_test_1)
1346 (ehdr_start_test_2, ehdr_start_test_3)
1347 (ehdr_start_test_4, ehdr_start_test_5): New test cases.
1348 * testsuite/Makefile.in: Regenerate.
1349 * testsuite/ehdr_start_def.cc: New source file.
1350 * testsuite/ehdr_start_test.cc: New source file.
1351 * testsuite/ehdr_start_test.t: New linker script.
1352 * testsuite/ehdr_start_test_4.sh: New shell script.
1354 2014-04-23 Cary Coutant <ccoutant@google.com>
1357 * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
1359 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1361 * layout.cc (Layout::include_section): Allow a target to decide
1362 whether to include a section.
1363 * target.h (Target::should_include_section): New function.
1364 (Target::do_should_include_section): New function.
1366 2014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1368 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
1370 (Copy_relocs::emit): ... here.
1371 * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
1372 (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
1373 (Copy_reloc_entry::entries_): Change from private to protected.
1375 2014-04-02 Sriraman Tallam <tmsriram@google.com>
1377 * icf.cc (get_section_contents): Replace copies of reloc
1378 vectors with const references.
1380 2014-04-02 Cary Coutant <ccoutant@google.com>
1382 * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
1383 (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
1384 * configure: Regenerate.
1385 * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
1386 -fno-use-linker-plugin.
1387 (LINK1, CXXLINK1): Add it to the link command.
1388 * testsuite/Makefile.in: Regenerate.
1390 2014-03-12 Alan Modra <amodra@gmail.com>
1392 * Makefile.in: Regenerate.
1394 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1396 * symtab.h (Symbol::set_nonvis): New function.
1398 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1400 * symtab.cc (Sized_symbol<32>::init_output_data):
1401 Instantiate the template.
1402 (Sized_symbol<64>::init_output_data): Likewise.
1404 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1406 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
1407 adjust dynamic symbol value.
1408 * target.h (Target::adjust_dyn_symbol): New function.
1409 (Target::do_adjust_dyn_symbol): New function.
1411 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1413 * output.cc (Output_data_dynamic::Dynamic_entry::write):
1414 Get the value of DYNAMIC_CUSTOM dynamic entry.
1415 * output.h (Output_data_dynamic::add_custom): New function.
1416 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
1418 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
1419 * target.h (Target::dynamic_tag_custom_value): New function.
1420 (Target::do_dynamic_tag_custom_value): New function.
1422 2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
1424 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
1426 * target.h (Target::has_custom_set_dynsym_indexes): New function.
1427 (Target::do_has_custom_set_dynsym_indexes): New function.
1428 (Target::set_dynsym_indexes): New function.
1429 (Target::do_set_dynsym_indexes): New function.
1431 2014-03-07 Alan Modra <amodra@gmail.com>
1433 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
1434 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
1435 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
1436 (Powerpc_relocate_functions::has_overflow_bitfield,
1437 overflowed): Use the above.
1438 (Target_powerpc::Relocate::relocate): Correct overflow checking
1439 for a number of relocations. Modify overflow test for 16-bit
1440 fields in instructions to signed/unsigned according to whether
1441 the field takes a signed or unsigned value.
1443 2014-03-05 Alan Modra <amodra@gmail.com>
1445 Update copyright years.
1447 2014-03-05 Alan Modra <amodra@gmail.com>
1449 * powerpc.cc (Target_powerpc::Scan::local, global): Support
1450 R_PPC64_ADDR64_LOCAL.
1451 (Target_powerpc::Relocate::relocate): Likewise.
1453 2014-03-03 Alan Modra <amodra@gmail.com>
1455 * dwp.cc (print_version): Update copyright year to current.
1457 2014-02-10 Alan Modra <amodra@gmail.com>
1459 * po/gold.pot: Regenerate.
1461 2014-02-06 Cary Coutant <ccoutant@google.com>
1463 Fix problem where -u is ignored when a weak undef is seen.
1465 * archive.cc (Library_base::should_include_member): Reorder
1466 code to check for -u option if a weak undef has already been seen.
1467 * testsuite/Makefile.am (weak_undef_test_2): New test case.
1468 * testsuite/Makefile.in: Regenerate.
1469 * testsuite/weak_undef_file3.cc: New file.
1470 * testsuite/weak_undef_file4.cc: New file.
1471 * testsuite/weak_undef_test_2.cc: New file.
1473 2014-02-05 Cary Coutant <ccoutant@google.com>
1475 Fix issues with gold undefined symbol diagnostics.
1478 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
1480 * target-reloc.h (is_strong_undefined): New function.
1481 (relocate_section): Move undef vtable symbol check from here.
1482 Check for is_strong_undefined.
1484 2014-02-05 Cary Coutant <ccoutant@google.com>
1486 Fix problems with the --dynamic-list option.
1489 * options.cc (General_options::parse_dynamic_list):
1490 Set have_dynamic_list_.
1491 (General_options::General_options): Initialize have_dynamic_list_.
1492 (General_options::finalize): Turn off -Bsymbolic and
1493 -Bsymbolic-functions if --dynamic-list provided.
1494 * options.h (General_options::have_dynamic_list): New function.
1495 (General_options::have_dynamic_list_): New data member.
1496 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
1500 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
1501 in --dynamic-list, mark it.
1503 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
1504 (dynamic_list_2): New test case.
1505 * testsuite/Makefile.in: Regenerate.
1506 * testsuite/dynamic_list_2.cc: New file.
1507 * testsuite/dynamic_list_2.t: New file.
1508 * testsuite/dynamic_list_lib1.cc: New file.
1509 * testsuite/dynamic_list_lib2.cc: New file.
1510 * testsuite/gc_dynamic_list_test.c: New file.
1511 * testsuite/gc_dynamic_list_test.sh: New file.
1512 * testsuite/gc_dynamic_list_test.t: New file.
1514 2014-01-28 Cary Coutant <ccoutant@google.com>
1516 Add .gdb_index version 7 support.
1518 * gold/dwarf_reader.cc: include <utility> (for make_pair).
1519 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
1521 (Dwarf_ranges_table::read_ranges_table): Likewise.
1522 (Dwarf_pubnames_table::read_section): Check for GNU-style
1523 sections, and for compressed debug sections.
1524 (Dwarf_pubnames_table::read_header): Compute end address of table.
1525 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
1526 for end of list by offset, not by offset == 0.
1527 (Dwarf_info_reader::do_read_string_table): Check for compressed
1529 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
1530 Initialize new data members.
1531 (Dwarf_pubnames_table::next_name): return flag_byte.
1532 (Dwarf_pubnames_table::end_of_table_): New data member.
1533 (Dwarf_pubnames_table::is_gnu_style_): New data member.
1534 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
1535 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
1536 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
1537 read skeleton type unit DIEs.
1538 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
1539 (Gdb_index::do_write): Write flag_byte.
1540 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
1541 (Gdb_index::Cu_vector): Store flags along with cu indexes.
1542 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
1543 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
1545 2014-01-08 H.J. Lu <hongjiu.lu@intel.com>
1547 * version.cc (print_version): Update copyright year to 2014.
1549 2013-12-19 Dimitry Andric <dimitry@andric.com>
1551 * stringpool.cc (Stringpool_template::reserve): Add
1552 HAVE_UNORDERED_MAP case.
1553 * stringpool.cc (Stringpool_template::print_stats): Likewise.
1555 2013-12-18 Cary Coutant <ccoutant@google.com>
1557 * configure.ac: Check for <unordered_set> and <unordered_map>.
1558 * config.in: Regenerate.
1559 * configure: Regenerate.
1560 * system.h: Use <unordered_set> and <unordered_map> if available.
1562 2013-12-10 Roland McGrath <mcgrathr@google.com>
1564 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
1565 with $(INSTALL_PROGRAM_ENV).
1566 * Makefile.in: Regenerate.
1568 2013-11-22 Cary Coutant <ccoutant@google.com>
1570 * configure.ac: Add check for which library is needed for
1572 * configure: Regenerate.
1574 2013-11-22 Cary Coutant <ccoutant@google.com>
1576 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
1578 * testsuite/Makefile.in: Regenerate.
1580 2013-11-17 H.J. Lu <hongjiu.lu@intel.com>
1582 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
1583 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
1584 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
1585 (Target_x86_64<size>::Scan::local): Likewise.
1586 (Target_x86_64<size>::Scan::global): Likewise.
1587 (Target_x86_64<size>::Relocate::relocate): Likewise.
1588 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
1590 (Target_x86_64<size>::Scan::check_non_pic(): Handle
1593 * testsuite/Makefile.am (check_PROGRAMS): Add
1594 exception_x86_64_bnd_test.
1595 (exception_x86_64_bnd_test_SOURCES): New macro.
1596 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
1597 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
1598 (exception_x86_64_bnd_test_LDADD): Likewise.
1599 (exception_x86_64_bnd_1.o): New rule.
1600 (exception_x86_64_bnd_2.o): Likewise.
1601 * testsuite/Makefile.in: Regenerated.
1603 2013-11-15 Alan Modra <amodra@gmail.com>
1605 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
1607 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
1608 Only call ppc64_local_entry_offset for 64-bit. Restrict
1609 symval_for_branch lookup to ELFv1.
1610 (Stub_table::add_plt_call_entry): Use unsigned int off.
1611 (Output_data_glink::Address, invalid_address): New.
1612 (Output_data_glink::add_eh_frame): Move out of line. Add
1614 (Output_data_glink::add_global_entry, find_global_entry,
1615 global_entry_address): New functions.
1616 (Output_data_glink::global_entry_stubs_, end_branch_table_,
1617 ge_size): New variables.
1618 (Output_data_glink::set_final_data_size): Add global entry
1620 (Output_data_glink::do_write): Write global entry stubs.
1621 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
1622 parameter. Return true for ELFv2. Adjust callers.
1623 (Target_powerpc::Scan::local, global): Restrict opd lookup to
1624 ELFv1. Similarly for ifunc and dynamic relocation processing
1625 specific to ELFv1. Recognize that symbols are defined on
1626 their plt entries for ELFv2.
1627 (Target_powerpc::symval_for_branch): Assert if called for
1629 (Target_powerpc::Relocate::relocate): Use global entry plt
1630 stub for symbol value if such exists on ELFv2.
1631 (Target_powerpc::Relocate::relocate): Don't call
1632 symval_for_branch when ELFv2. Do adjust for local entry
1634 (Target_powerpc::do_dynsym_value): Set symbols to global entry
1636 (Target_powerpc::do_plt_address_for_global): Similarly.
1638 2013-11-14 Cary Coutant <ccoutant@google.com>
1640 Revert patch -- this did not fix the problem, and there is
1643 2013-11-14 Cary Coutant <ccoutant@google.com>
1646 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
1647 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
1648 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
1649 updating fde_offsets_.
1650 (Eh_frame_hdr::lock_): New data member.
1652 2013-11-14 Cary Coutant <ccoutant@google.com>
1654 * dwp.cc (Dwo_file_entry): New type.
1655 (File_list): Use Dwo_file_entry.
1656 (Dwo_file::verify): New function.
1657 (Dwo_file::verify_dwo_list): New function.
1658 (Dwo_file::sized_verify_dwo_list): New function.
1659 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
1661 (Dwp_options): New enum type.
1662 (dwp_options): Add --verify-only.
1665 * dwp.h (gold_info): Add declaration.
1667 2013-11-14 Cary Coutant <ccoutant@google.com>
1670 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
1671 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
1672 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
1673 updating fde_offsets_.
1674 (Eh_frame_hdr::lock_): New data member.
1676 2013-11-06 Cary Coutant <ccoutant@google.com>
1679 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
1680 before reloc sections.
1682 2013-11-04 Alan Modra <amodra@gmail.com>
1684 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
1685 (Symbol::needs_dynamic_reloc): Test new flag.
1686 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
1687 (Target_powerpc::Scan::get_reference_flags): Add target param.
1688 Return FUNC_DESC_ABI for 64-bit ELFv1.
1689 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
1691 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
1692 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
1694 2013-10-31 Cary Coutant <ccoutant@google.com>
1696 Restore support for dwp v2 DWARF package file format.
1698 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1699 tu_length parameter. Adjust all callers.
1700 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1701 * dwp.cc: Include dwarf.h.
1702 (Section_bounds): New struct type.
1703 (Unit_set): New struct type.
1704 (Dwo_file::Dwo_file): Initialize new data member.
1705 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1706 Combine and rename to...
1707 (Dwo_file::read_unit_index): ...this.
1708 (Dwo_file::sized_read_compunit_index)
1709 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1710 (Dwo_file::sized_read_unit_index): ...this.
1711 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1712 parameters; add section_id parameter.
1713 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1714 (Dwo_file::add_unit_set): ...this.
1715 (Dwo_file::shndx_map_): Remove.
1716 (Dwo_file::sect_offsets_): New data member.
1717 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1718 (Dwp_output_file::add_section): Rename to...
1719 (Dwp_output_file::add_contribution): ...this.
1720 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1721 (Dwp_output_file::add_tu_set): Likewise.
1722 (Dwp_output_file::Contribution): New type.
1723 (Dwp_output_file::Section::contributions): New data member.
1724 (Dwp_output_file::Cu_or_tu_set): Remove.
1725 (Dwp_output_file::Section::Section): New ctor.
1726 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1727 (Dwp_output_file::Dwp_index::Section_table): New type.
1728 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1729 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1731 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1732 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1733 (Dwp_output_file::Dwp_index::section_table): New member function.
1734 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1735 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1736 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1737 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1738 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1739 (Dwp_output_file::Dwp_index::section_table_): New data member.
1740 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1741 (Dwp_output_file::add_output_section): New member function.
1742 (Dwp_output_file::write_new_section): New member function.
1743 (Dwp_output_file::write_contributions): New member function.
1744 (Dwp_output_file::section_id_map_): New data member.
1745 (class Dwo_id_info_reader): Remove.
1746 (class Unit_reader): New class.
1747 (get_dwarf_section_name): New function.
1748 (Dwo_file::read_executable): Adjust initializations of class data.
1749 (Dwo_file::read): Add support for v2 package file format.
1750 (Dwo_file::read_unit_index): Likewise.
1751 (Dwo_file::sized_read_unit_index): Likewise.
1752 (Dwo_file::copy_section): Likewise.
1753 (Dwo_file::add_unit_set): Likewise.
1754 (Dwp_output_file::add_output_section): Likewise.
1755 (Dwp_output_file::add_contribution): Likewise.
1756 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1758 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1760 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1762 (Dwp_output_file::initialize): Remove unused function.
1763 (Dwp_output_file::finalize): Add support for v2 package file format.
1764 (Dwp_output_file::write_index): Likewise.
1765 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1768 2013-10-31 Cary Coutant <ccoutant@google.com>
1770 * configure.ac: Fix check for -fmerge-constants.
1771 * configure.ac: Regenerate.
1773 2013-10-30 Roland McGrath <mcgrathr@google.com>
1775 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
1776 Correct 9-byte nop sequence to match what the assembler generates.
1778 2013-10-30 Alan Modra <amodra@gmail.com>
1780 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
1781 ppc64_local_entry_offset, ppc64_local_entry_offset,
1782 do_read_symbols): New functions.
1783 (Powerpc_relobj::e_flags_, st_other_): New vars.
1784 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
1785 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
1786 (Powerpc_relobj::e_flags_): New var.
1787 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
1788 and adjust for ELFv2.
1789 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
1790 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
1791 (Powerpc_dynobj::do_find_special_sections): Likewise.
1792 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
1793 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
1794 to ELFv2 local entry.
1795 (Target_powerpc::do_relax): No thread safe barriers needed for
1797 (Output_data_plt_powerpc::initial_plt_entry_size_,
1798 plt_entry_size): Delete. Replace all uses with
1799 first_plt_entry_offset() and plt_entry_size().
1800 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
1801 reserved_size parm. Update callers.
1802 (Output_data_plt_powerpc::entry_count): Update.
1803 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
1804 and use Target_powerpc::first_plt_entry_offset().
1805 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
1806 rename to plt_entry_size.
1807 (Output_data_plt_powerpc::add_ifunc_entry,
1808 add_local_ifunc_entry): Adjust reloc for ELFv2.
1809 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
1810 (glink_eh_frame_fde_64v2): New.
1811 (Stub_table::plt_call_size): Support ELFv2 sizing.
1812 (Output_data_glink::add_eh_frame): Use the new FDE.
1813 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
1814 (Stub_table::do_write): Write ELFv2 stubs and glink.
1815 (Target_powerpc::Relocate::relocate): Replaces nop after call
1816 with ld 2,24(1) and adjust local offset destination for ELFv2.
1818 2013-10-30 Alan Modra <amodra@gmail.com>
1820 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
1821 (Target_powerpc::Scan::global, local): Likewise.
1822 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
1823 on all ppc64 @h and @ha relocs.
1825 2013-10-14 Alan Modra <amodra@gmail.com>
1827 * output.h (Output_data_got::add_constant): Tidy.
1828 (Output_data_got::add_constant_pair): New function.
1829 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
1830 methods used so as to first call reserve_ent().
1832 2013-10-11 Roland McGrath <mcgrathr@google.com>
1834 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
1835 add_got_entry and add_got_entry_pair.
1837 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
1838 (HAVE_PUBNAMES): Likewise.
1839 * configure: Regenerate.
1841 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
1842 * testsuite/Makefile.in: Regenerate.
1844 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
1845 Remove const from declaration.
1846 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
1847 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
1848 * output.h (Output_file_header): Remove const from member target_
1849 and corresponding constructor argument.
1850 * output.cc (Output_file_header::Output_file_header): Update prototype.
1851 (Output_file_header::do_sized_write): Use this->target_ in place
1852 of parameters()->target().
1854 * testsuite/undef_symbol.cc (Foo::get_a): New method.
1856 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
1857 * configure: Regenerate.
1858 * Makefile.in: Regenerate.
1859 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
1860 * testsuite/merge_string_literals_2.c: Likewise.
1861 * testsuite/Makefile.am
1862 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
1863 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
1864 literal -fmerge-constants.
1865 * testsuite/Makefile.in: Regenerate.
1867 * i386.cc (Target_i386): Remove unused member dynbss_.
1868 * arm.cc (Target_arm): Likewise.
1869 * powerpc.cc (Target_powerpc): Likewise.
1870 * sparc.cc (Target_sparc): Likewise.
1871 * tilegx.cc (Target_tilegx): Likewise.
1872 * x86_64.cc (Target_x86_64): Likewise.
1873 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
1874 type_signature_, type_offset_.
1875 * plugin.h (Plugin_hook): Remove unused member layout_.
1876 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
1878 (Read_member): Remove unused members input_objects_, symtab_,
1880 (Check_library): Remove unused member symtab_.
1881 * archive.h (Lib_group): Remove unused member lib_.
1882 * archive.cc (Lib_group::Lib_group): Update initializer.
1883 * incremental.h (Incremental_binary): Remove unused member target_.
1884 (Incremental_script_entry): Removed unused member script_.
1885 * layout.h (Write_symbols_task): Remove unused member input_objects_.
1886 * icf.h (Icf): Remove unused member num_tracked_relocs.
1888 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
1889 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
1891 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
1893 * archive.h: Use struct rather than class for forward declaration
1894 of Read_symbols_data.
1896 2013-10-07 Cary Coutant <ccoutant@google.com>
1899 * testsuite/Makefile.am (icf_test): Fix dependencies.
1900 (icf_safe_test): Likewise.
1901 (icf_safe_so_test): Likewise.
1902 (large_symbol_alignment): Add empty _LDADD rule.
1903 * testsuite/Makefile.in: Regenerate.
1905 2013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
1908 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
1909 relocation for R_X86_64_32 on x32.
1911 2013-08-27 Roland McGrath <mcgrathr@google.com>
1913 * output.cc (Output_segment::set_section_addresses): Take new
1914 Target* argument. If target->isolate_execinstr() and the segment
1915 is executable and starts at a target->abi_pagesize() boundary,
1916 pad its end out to a target->abi_pagesize() boundary with code fill.
1917 * output.h (Output_segment::set_section_addresses): Update decl.
1918 * layout.h (Layout::check_output_data_for_reset_values): Take new
1919 argument RELAX_OUTPUTS.
1920 (Layout): New member relax_output_list_.
1921 (Layout::add_relax_output): New method.
1922 * layout.cc (Layout::Layout): Update constructor.
1923 (Layout::reset_relax_output): New method.
1924 (Layout::clean_up_after_relaxation): Call it.
1925 (Layout::prepare_for_relaxation): Update caller.
1926 (Layout::set_segment_offsets): Update callers of set_section_addresses.
1927 Call reset_relax_output before re-processing segments for
1928 isolate_execinstr case.
1929 (Layout::write_data): Handle relax_output_list_.
1930 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
1931 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
1933 2013-08-23 Yuri Chornoivan <yurchor@ukr.net>
1936 * object.h: Fix typos.
1938 2013-08-16 Roland McGrath <mcgrathr@google.com>
1940 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
1941 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
1943 2013-08-07 Cary Coutant <ccoutant@google.com>
1945 Revert support for v2 DWP files:
1947 2013-03-01 Cary Coutant <ccoutant@google.com>
1949 Add dwp support for v2 DWARF package file format.
1950 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1951 tu_length parameter. Adjust all callers.
1952 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1953 * dwp.cc: Include dwarf.h.
1954 (Section_bounds): New struct type.
1955 (Unit_set): New struct type.
1956 (Dwo_file::Dwo_file): Initialize new data member.
1957 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1958 Combine and rename to...
1959 (Dwo_file::read_unit_index): ...this.
1960 (Dwo_file::sized_read_compunit_index)
1961 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1962 (Dwo_file::sized_read_unit_index): ...this.
1963 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1964 parameters; add section_id parameter.
1965 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1966 (Dwo_file::add_unit_set): ...this.
1967 (Dwo_file::shndx_map_): Remove.
1968 (Dwo_file::sect_offsets_): New data member.
1969 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1970 (Dwp_output_file::add_section): Rename to...
1971 (Dwp_output_file::add_contribution): ...this.
1972 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1973 (Dwp_output_file::add_tu_set): Likewise.
1974 (Dwp_output_file::Contribution): New type.
1975 (Dwp_output_file::Section::contributions): New data member.
1976 (Dwp_output_file::Cu_or_tu_set): Remove.
1977 (Dwp_output_file::Section::Section): New ctor.
1978 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1979 (Dwp_output_file::Dwp_index::Section_table): New type.
1980 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1981 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1983 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1984 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1985 (Dwp_output_file::Dwp_index::section_table): New member function.
1986 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1987 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1988 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1989 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1990 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1991 (Dwp_output_file::Dwp_index::section_table_): New data member.
1992 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1993 (Dwp_output_file::add_output_section): New member function.
1994 (Dwp_output_file::write_new_section): New member function.
1995 (Dwp_output_file::write_contributions): New member function.
1996 (Dwp_output_file::section_id_map_): New data member.
1997 (class Dwo_id_info_reader): Remove.
1998 (class Unit_reader): New class.
1999 (get_dwarf_section_name): New function.
2000 (Dwo_file::read_executable): Adjust initializations of class data.
2001 (Dwo_file::read): Add support for v2 package file format.
2002 (Dwo_file::read_unit_index): Likewise.
2003 (Dwo_file::sized_read_unit_index): Likewise.
2004 (Dwo_file::copy_section): Likewise.
2005 (Dwo_file::add_unit_set): Likewise.
2006 (Dwp_output_file::add_output_section): Likewise.
2007 (Dwp_output_file::add_contribution): Likewise.
2008 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
2010 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
2012 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
2014 (Dwp_output_file::initialize): Remove unused function.
2015 (Dwp_output_file::finalize): Add support for v2 package file format.
2016 (Dwp_output_file::write_index): Likewise.
2017 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
2020 2013-07-31 Cary Coutant <ccoutant@google.com>
2022 * object.cc (Sized_relobj::do_output_section_address): New function.
2023 (Sized_relobj): Instantiate explicitly.
2024 * object.h (Object::output_section_address): New function.
2025 (Object::do_output_section_address): New function.
2026 (Sized_relobj::do_output_section_address): New function.
2027 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
2029 2013-07-30 Cary Coutant <ccoutant@google.com>
2030 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
2032 * parameters.cc (Parameters::entry): Return target-specific entry
2034 * target.h (Target::entry_symbol_name): New function.
2035 (Target_info::entry_symbol_name): New data member.
2037 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
2038 * i386.cc (Target_i386::i386_info): Likewise.
2039 (Target_i386_nacl::i386_nacl_info): Likewise.
2040 * sparc.cc (Target_sparc::sparc_info): Likewise.
2041 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
2042 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
2043 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
2044 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
2046 2013-07-22 Sterling Augustine <saugustine@google.com>
2048 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
2049 Convert parameter shndx to local variable. Add parameters symtab
2050 and symtab_size. Scan over section names. Find relocation
2051 section corresponding to current section. Create and initialize
2052 reloc_mapper_ and reloc_type_.
2053 (Dwarf_pubnames_table::read_header): Add assertion. Change
2054 unit_length to off_t. Initialize member unit_length_. Fill in field
2056 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
2057 Initialize new fields unit_length_ and cu_offset_.
2058 (Dwarf_pubnames_table::read_section): Update prototype.
2059 (Dwarf_pubnames_table::cu_offset): New member function.
2060 (Dwarf_pubnames_table::subsection_size): Likewise.
2061 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
2063 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
2064 member functions public.
2065 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
2066 Update comment. Rework logic. Move repeated parts to...
2067 (Gdb_index_info_reader::read_pubtable): ...here. New function.
2068 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
2069 pubtypes_table_, and stmt_list_offset.
2070 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
2071 Gdb_index::find_pubtype_offset,
2072 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
2073 (Gdb_index::pubnames_read): Update prototype and rework logic.
2074 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
2076 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
2077 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
2078 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
2079 Gdb_index::map_pubtable_to_dies):
2081 (Gdb_index::pubnames_read): Update declaration.
2082 (Gdb_index::Pubname_offset_map): New type.
2083 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
2084 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
2085 Gdb_index::stmt_list_offset): Declare.
2086 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
2087 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
2088 Gdb_index::pubtypes_offset_): Remove.
2090 2013-07-19 Roland McGrath <mcgrathr@google.com>
2092 * options.h (General_options): Add -Trodata-segment option.
2093 * parameters.cc (Parameters::check_rodata_segment): New function.
2094 (Parameters::set_target_once): Call it.
2095 * parameters.h (Parameters): Declare it (private member function).
2096 * layout.cc (load_seg_unusable_for_headers): New function, broken
2097 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
2098 then validate rodata segment rather than text segment.
2099 (relaxation_loop_body): Call that.
2100 (is_text_segment): New function. Don't admit a non-executable
2101 segment if TARGET->isolate_execinstr().
2102 (set_segment_offsets): Call it. Honor -Trodata-segment option.
2104 2013-07-15 Shawn Landden <shawnlandden@gmail.com>
2107 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
2108 * nacl.h (Sniff_file::View::View): Request aligned view.
2110 2013-07-11 Cary Coutant <ccoutant@google.com>
2112 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
2113 correct BRLT entry size.
2115 2013-07-03 Alan Modra <amodra@gmail.com>
2117 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
2120 2013-07-01 Cary Coutant <ccoutant@google.com>
2122 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
2124 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
2125 (Dwarf_ranges_table::lookup_reloc): New function.
2126 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
2128 (Dwarf_ranges_table::lookup_reloc): New function.
2129 (Dwarf_ranges_table::reloc_type_): New data member.
2131 2013-06-27 Jing Yu <jingyu@google.com>
2134 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
2136 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
2137 (Target_powerpc::do_relax): Call the above.
2139 2013-06-27 Cary Coutant <ccoutant@google.com>
2141 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
2142 on garbage collected .opd section.
2144 2013-06-27 Alan Modra <amodra@gmail.com>
2146 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
2148 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
2149 (Target_powerpc::do_function_location): Likewise for loc->shndx.
2151 2013-06-14 Cary Coutant <ccoutant@google.com>
2153 * resolve.cc (Symbol::override_base): Don't override st_type
2154 from plugin placeholder symbols.
2155 (Symbol_table::resolve): Likewise.
2156 (Symbol_table::should_override): Don't complain about TLS mismatch
2157 if the TO symbol is a plugin placeholder.
2158 * testsuite/Makefile.am (plugin_test_tls): New test.
2159 * testsuite/Makefile.in: Regenerate.
2160 * testsuite/plugin_test_tls.sh: New test script.
2161 * testsuite/two_file_test_2_tls.cc: New test source.
2162 * testsuite/two_file_test_tls.cc: New test source.
2164 2013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
2166 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
2167 the maximum segment alignment is larger than the page size.
2168 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
2169 correctly aligns the symbols with large alignemnt.
2170 * testsuite/Makefile.in: Regenerate.
2171 * testsuite/large_symbol_alignment.cc: New file.
2173 2013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
2174 Sriraman Tallam <tmsriram@google.com>
2176 * options.h (sort_section): New option.
2177 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
2178 Rename from Input_section_sort_section_name_special_ordering_compare.
2179 (Input_section_sort_section_name_compare): New struct.
2180 * output.cc (Output_section::Input_section_sort_section_name_compare::
2181 operator()): New function.
2182 (Output_section::sort_attached_input_sections): Use new sort function
2183 for .text if --sort-section=name is specified.
2184 * layout.cc (Layout::make_output_section):
2185 Add sorting by name when --sort-section=name is specified.
2186 * testsuite/Makefile.am (text_section_grouping): Test option
2187 --sort-section=name.
2188 * testsuite/Makefile.in: Regenerate.
2189 * testsuite/section_sorting_name.cc: New file.
2190 * testsuite/section_sorting_name.sh: New file.
2192 2013-05-21 Cary Coutant <ccoutant@google.com>
2194 * symtab.h (Symbol::is_cxx_vtable): New function.
2195 * target-reloc.h (relocate_section): Check for vtable symbol.
2196 * testsuite/Makefile.am (missing_key_func.sh): New test case.
2197 * testsuite/Makefile.in: Regenerate.
2198 * testsuite/missing_key_func.cc: New test source.
2199 * testsuite/missing_key_func.sh: New test script.
2201 2013-05-21 Cary Coutant <ccoutant@google.com>
2203 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
2204 type of enclosing symbol.
2205 (Relocate_info::location): Check symbol type when describing symbol.
2206 * object.h (Symbol_location_info): Remove unused line_number;
2207 add enclosing_symbol_type.
2208 * testsuite/debug_msg.sh: Adjust expected output.
2210 2013-05-13 Cary Coutant <ccoutant@google.com>
2212 * configure.ac: Export DEFAULT_TARGET.
2213 * configure: Regenerate.
2214 * Makefile.in: Regenerate.
2215 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
2216 * testsuite/Makefile.in: Regenerate.
2217 * testsuite/debug_msg.sh: Delete duplicate tests.
2218 Don't check undef_int error message match for powerpc where the
2219 source file and line number aren't available.
2221 2013-05-10 Roland McGrath <mcgrathr@google.com>
2223 * options.h (General_options): Add --rosegment-gap option.
2224 * options.cc (finalize): --rosegment-gap implies --rosegment.
2225 * layout.cc (set_segment_offsets): Let user option override
2226 target->rosegment_gap().
2228 2013-05-10 Roland McGrath <mcgrathr@google.com>
2230 * options.h (General_options): Remove leading space from help
2231 messages for -nostdlib and --rosegment.
2233 2013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
2236 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
2238 2013-05-03 Alan Modra <amodra@gmail.com>
2240 * merge.cc (Output_merge_string::do_add_input_section): Correct
2241 scan for number of strings. Rename vars to avoid shadowing.
2242 Include missing terminator in input_size_.
2244 2013-05-01 H.J. Lu <hongjiu.lu@intel.com>
2246 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
2247 Restore empty string handling.
2249 2013-05-01 Cary Coutant <ccoutant@google.com>
2251 * stringpool.cc (Stringpool_template::new_key_offset): Fix
2252 uninitialized warning.
2254 2013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
2256 * output.cc (Output_section::add_merge_input_section): Allow
2257 to merge sections if the alignment is more than character size.
2258 * merge.h (Output_merge_string::Output_merge_string): Remove
2260 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
2261 only not-null strings. Check the alignment of strings.
2263 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
2264 alignment as the argument.
2265 (Stringpool_template<Stringpool_char>::addralign_): New class member.
2266 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
2267 Align non-zero length strings according to the addralign_.
2268 (Stringpool_template<Stringpool_char>::set_string_offsets):
2269 Updating offsets according to the given alignment.
2270 * testsuite/Makefile.am (text_section_grouping): Test if string
2271 literals are getting merged.
2272 * testsuite/Makefile.in: Regenerate.
2273 * testsuite/merge_string_literals_1.c: New file.
2274 * testsuite/merge_string_literals_2.c: Ditto.
2275 * testsuite/merge_string_literals.sh: Ditto.
2277 2013-04-26 Ian Lance Taylor <iant@google.com>
2279 * target-reloc.h (relocate_section): If the reloc offset is out of
2280 range, pass VIEW as NULL to relocate.relocate.
2281 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
2282 * i386.cc (Target_i386::Relocate::relocate): Likewise.
2283 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2284 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2285 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
2286 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2288 2013-04-26 Geoff Pike <gpike@chromium.org>
2290 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
2291 * layout.cc (Hash_task): New class.
2292 (Layout::queue_build_id_tasks): New function.
2293 (Layout::write_build_id): Handle single-thread portion of build ID
2294 computation. (In some cases, all of it is single-threaded.) Replace
2295 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
2296 functionality in fewer lines of code.
2297 * layout.h (Layout::queue_build_id_tasks): New function declaration.
2298 * options.h (General_options): make "--build-id" default to tree
2299 rather than sha1. Add two new options related to --build-id=tree:
2300 --build-id-chunk-size-for-treehash and
2301 --build-id-min-file-size-for-treehash.
2302 * Makefile.am: add testing of --build-id=tree and related new options
2303 (these tests will be invoked by "make check").
2304 * Makefile.in: Regenerate.
2306 2013-04-25 Alan Modra <amodra@gmail.com>
2308 * configure.tgt: Add powerpcle and powerpc64le.
2310 2013-04-22 Alan Modra <amodra@gmail.com>
2313 * layout.cc (Layout::segment_precedes): Allow more than one
2314 segment with the same type and flags.
2316 2013-04-15 Cary Coutant <ccoutant@google.com>
2318 * layout.cc (Layout::set_relocatable_section_offsets): Don't
2319 allocate space in file for BSS sections.
2321 2013-04-15 Cary Coutant <ccoutant@google.com>
2323 * script-sections.cc (Orphan_output_section): Reset address
2324 to zero after each orphaned section for relocatable links.
2326 2013-04-15 Cary Coutant <ccoutant@google.com>
2328 * symtab.cc (Symbol_table::sized_write_globals): Subtract
2329 section starting address for relocatable link.
2330 * testsuite/Makefile.am (script_test_11): New test.
2331 * testsuite/Makefile.in: Regenerate.
2332 * testsuite/script_test_11.c: New source file.
2333 * testsuite/script_test_11.t: New linker script.
2335 2013-04-13 Alan Modra <amodra@gmail.com>
2337 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
2338 owner when sections are not adjacent and exceed group size.
2339 (Target_powerpc::group_sections): Handle corner case.
2340 (Target_powerpc::Branch_info::make_stub): Handle case where
2341 stub table doesn't exist due to branches in non-exec sections.
2342 (Target_powerpc::Relocate::relocate): Likewise.
2344 2013-04-11 Alan Modra <amodra@gmail.com>
2347 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
2348 .branch_lt to match bfd ld. Adjust comments throughout file.
2350 2013-04-04 Ian Lance Taylor <iant@google.com>
2353 * object.cc (do_layout_deferred_sections): Handle .eh_frame
2354 sections before checking whether they are included in the link.
2356 2013-03-29 Sriraman Tallam <tmsriram@google.com>
2358 * archive.cc (Archive::get_elf_object_for_member): Create the elf
2359 object before calling the plugin claim_file handler. Pass the elf
2360 object of the archive to the plugin. Delete the elf object if the
2361 plugin claims the file.
2363 2013-03-21 Alan Modra <amodra@gmail.com>
2365 * layout.cc (Layout::set_segment_offsets): Accept writable .text
2366 segment when omagic.
2368 2013-03-21 Alan Modra <amodra@gmail.com>
2370 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
2372 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
2373 uninitialized" warning.
2375 2013-03-20 Alan Modra <amodra@gmail.com>
2377 * symtab.h (Symbol::clear_version): New function.
2378 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
2379 is_needed by weak references. Clear version for symbols defined
2380 in as-needed objects that are not needed.
2382 2013-03-15 Alan Modra <amodra@gmail.com>
2384 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
2385 static and public. Add report_err param. Return false for data refs.
2386 (Target_powerpc::rela_dyn_section): New overloaded function.
2387 (Target_powerpc::plt_, iplt_): Elucidate.
2388 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
2389 (Output_data_plt_powerpc::do_write): Don't write .iplt.
2390 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
2391 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
2392 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
2393 push_branch and make_plt_entry for ifunc syms when
2394 reloc_needs_plt_for_ifunc.
2395 (Target_powerpc::Relocate::relocate): Don't use plt entry value
2396 for ifunc unless reloc_needs_plt_for_ifunc.
2398 2013-03-15 Alan Modra <amodra@gmail.com>
2400 * gc.h (gc_process_relocs): Don't look through function descriptors.
2401 * icf.cc (get_section_contents): Do so here instead.
2403 2013-03-13 Alan Modra <amodra@gmail.com>
2405 * powerpc.cc (is_branch_reloc): Forward declare.
2406 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
2407 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
2408 false for 64-bit, true for 32-bit non-branch relocs.
2409 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
2410 * testsuite/Makefile.am (icf_test): Use linker map file instead of
2412 (icf_safe_test): Generate linker map file as well as nm output.
2413 (icf_safe_so_test): Likewise.
2414 * testsuite/Makefile.in: Regenerate.
2415 * testsuite/icf_test.sh: Parse linker map file to determine
2417 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
2418 * testsuite/icf_safe_so_test.sh: Likewise.
2419 (X86_32_or_ARM_specific_safe_fold): Merge into..
2420 (arch_specific_safe_fold): ..this.
2421 (X86_64_specific_safe_fold): Delete unused function.
2423 2013-03-12 Alan Modra <amodra@gmail.com>
2425 * gc.h (gc_process_relocs): Look through function descriptors
2426 to determine shndx, symvalue and addend used by ICF. Tidy
2427 variable duplication.
2429 2013-03-11 Alan Modra <amodra@gmail.com>
2431 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
2432 * layout.cc (Layout_task_runner::run): ..to here.
2433 * symtab.h (struct Symbol_location): Extract from..
2434 (class Symbol_table): ..here.
2435 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
2436 * target.h (class Target): Add function_location and
2437 do_function_location functions.
2438 (class Sized_target): Add do_function_location.
2439 * object.h (class Sized_relobj_file): Move find_shdr..
2440 (class Object): ..to here.
2441 * object.cc: Likewise. Update to suit. Instantiate.
2442 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
2443 * powerpc.cc (class Powerpc_dynobj): New.
2444 (Target_powerpc::do_function_location): New function.
2445 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
2446 (Powerpc_dynobj::do_read_symbols): New function.
2447 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
2449 2013-03-08 Ian Lance Taylor <iant@google.com>
2451 * options.cc (General_options::string_to_object_format): Accept
2454 2013-03-08 Alan Modra <amodra@gmail.com>
2456 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
2457 pointer to Post_fde.
2458 (struct Post_fde): Move definition to here..
2459 * ehframe.cc (struct Post_fde): ..from here.
2460 (Cie::write): Don't alloc Post_fde.
2461 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
2463 2013-03-07 Alan Modra <amodra@gmail.com>
2465 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
2466 relocation referencing .LC0.
2467 * testsuite/discard_locals_test.sh: Remove FIXMEs.
2469 2013-03-07 Alan Modra <amodra@gmail.com>
2471 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
2472 always_inline. Add assembly for powerpc to avoid GOT.
2474 2013-03-07 Alan Modra <amodra@gmail.com>
2476 * testsuite/script_test_10.sh: Don't test .bss section
2479 2013-03-06 Alan Modra <amodra@gmail.com>
2481 * powerpc.cc (class Powerpc_relobj): Move some member functions.
2482 (Target_powerpc::symval_for_branch): Add symtab param. Update
2483 all callers. Handle folded sections.
2484 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
2486 (Global_symbol_visitor_opd::operator()): Likewise.
2488 2013-03-04 Alan Modra <amodra@gmail.com>
2490 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
2491 * testsuite/Makefile.in: Regenerate.
2493 2013-03-01 Cary Coutant <ccoutant@google.com>
2495 Add dwp support for v2 DWARF package file format.
2496 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
2497 tu_length parameter. Adjust all callers.
2498 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
2499 * dwp.cc: Include dwarf.h.
2500 (Section_bounds): New struct type.
2501 (Unit_set): New struct type.
2502 (Dwo_file::Dwo_file): Initialize new data member.
2503 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
2504 Combine and rename to...
2505 (Dwo_file::read_unit_index): ...this.
2506 (Dwo_file::sized_read_compunit_index)
2507 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
2508 (Dwo_file::sized_read_unit_index): ...this.
2509 (Dwo_file::copy_section): Remove section_name, is_str_offsets
2510 parameters; add section_id parameter.
2511 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
2512 (Dwo_file::add_unit_set): ...this.
2513 (Dwo_file::shndx_map_): Remove.
2514 (Dwo_file::sect_offsets_): New data member.
2515 (Dwp_output_file::Dwp_output_file): Initialize new data members.
2516 (Dwp_output_file::add_section): Rename to...
2517 (Dwp_output_file::add_contribution): ...this.
2518 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
2519 (Dwp_output_file::add_tu_set): Likewise.
2520 (Dwp_output_file::Contribution): New type.
2521 (Dwp_output_file::Section::contributions): New data member.
2522 (Dwp_output_file::Cu_or_tu_set): Remove.
2523 (Dwp_output_file::Section::Section): New ctor.
2524 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
2525 (Dwp_output_file::Dwp_index::Section_table): New type.
2526 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
2527 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
2529 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
2530 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
2531 (Dwp_output_file::Dwp_index::section_table): New member function.
2532 (Dwp_output_file::Dwp_index::section_table_end): New member function.
2533 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
2534 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
2535 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
2536 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
2537 (Dwp_output_file::Dwp_index::section_table_): New data member.
2538 (Dwp_output_file::Dwp_index::section_mask_): New data member.
2539 (Dwp_output_file::add_output_section): New member function.
2540 (Dwp_output_file::write_new_section): New member function.
2541 (Dwp_output_file::write_contributions): New member function.
2542 (Dwp_output_file::section_id_map_): New data member.
2543 (class Dwo_id_info_reader): Remove.
2544 (class Unit_reader): New class.
2545 (get_dwarf_section_name): New function.
2546 (Dwo_file::read_executable): Adjust initializations of class data.
2547 (Dwo_file::read): Add support for v2 package file format.
2548 (Dwo_file::read_unit_index): Likewise.
2549 (Dwo_file::sized_read_unit_index): Likewise.
2550 (Dwo_file::copy_section): Likewise.
2551 (Dwo_file::add_unit_set): Likewise.
2552 (Dwp_output_file::add_output_section): Likewise.
2553 (Dwp_output_file::add_contribution): Likewise.
2554 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
2556 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
2558 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
2560 (Dwp_output_file::initialize): Remove unused function.
2561 (Dwp_output_file::finalize): Add support for v2 package file format.
2562 (Dwp_output_file::write_index): Likewise.
2563 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
2566 2013-03-01 Cary Coutant <ccoutant@google.com>
2568 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
2569 function into class definition in header file.
2570 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
2571 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
2573 (Dwarf_info_reader::check_buffer): Move here from .cc file.
2575 2013-02-28 Alan Modra <amodra@gmail.com>
2577 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
2578 * target.cc (Target::do_plt_fde_location): New function.
2579 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
2580 accessor function, and constructor param.
2581 (struct Post_fde, Post_fdes): Declare.
2582 (Cie::write): Add post_fdes param.
2583 * ehframe.cc (Fde::write): Use plt_fde_location.
2584 (struct Post_fde): Define.
2585 (Cie::write): Stash FDEs added post merge mapping.
2586 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
2587 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
2588 (Eh_frame::do_sized_write): Arrange to write post map FDES after
2590 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
2591 (Target_powerpc::has_glink): New function.
2592 (Target_powerpc::do_relax): Add eh_frame info for stubs.
2593 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
2594 glink_eh_frame_fde_32, default_fde): New data.
2595 (Stub_table::eh_frame_added_): New var.
2596 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
2598 (Stub_table::add_eh_frame): New function.
2599 (Output_data_glink::add_eh_frame): New function.
2600 (Target_powerpc::make_glink_section): Call add_eh_frame.
2602 2013-02-15 Ian Lance Taylor <iant@google.com>
2604 * options.h (DEFINE_uint64_alias): Define.
2605 (class General_options): Add -Ttext-segment as an alias for
2608 2013-02-15 Alan Modra <amodra@gmail.com>
2610 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
2611 (Stub_table::do_write): ..here, two places.
2612 (Stub_table::plt_call_size): Use it here too.
2614 2013-02-11 Ian Lance Taylor <iant@google.com>
2616 * descriptors.cc (Descriptors::close_all): New function.
2617 * descriptors.h (class Descriptors): Declare close_all.
2618 (close_all_descriptors): New inline function.
2619 * plugin.cc: Include "descriptors.h".
2620 (Plugin_manager::cleanup): Call close_all_descriptors.
2622 2013-02-06 Alan Modra <amodra@gmail.com>
2624 * README: Update coding style link.
2626 2013-01-28 Cary Coutant <ccoutant@google.com>
2628 * dwp.cc (File_list): New typedef.
2629 (Dwo_name_info_reader): New class.
2630 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
2631 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
2632 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
2633 (Dwo_file::read_executable): New function.
2634 (Dwo_file::read): Move common setup code to ...
2635 (Dwo_file::make_object): ... here.
2636 (dwp_options): Add --exec/-e.
2640 2013-01-24 Sriraman Tallam <tmsriram@google.com>
2642 * layout.cc (Layout::layout): Check for option text_reorder.
2643 (Layout::make_output_section): Ditto.
2644 * options.h (text_reorder): New option.
2645 * output.cc (Input_section_sort_compare): Remove special ordering
2648 Input_section_sort_section_name_special_ordering_compare::
2649 operator()): New function.
2650 (Output_section::sort_attached_input_sections): Use new sort function
2652 * output.h (Input_section_sort_section_name_special_ordering_compare):
2654 * testsuite/Makefile.am (text_section_grouping): Test option
2656 * testsuite/Makefile.in: Regenerate.
2657 * testsuite/text_section_grouping.sh: Check order of functions without
2658 default text reordering.
2660 2013-01-18 Mike Frysinger <vapier@gentoo.org>
2662 * options.h (General_options): Change default to true for new_dtags.
2664 2013-01-18 Mike Frysinger <vapier@gentoo.org>
2666 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
2667 when enable_new_dtags is false. Only add DT_RUNPATH when
2668 enable_new_dtags is true.
2670 2013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
2672 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
2673 used in declaration and definition consistent.
2674 (Target_powerpc::symval_for_branch): Ditto.
2676 2013-01-16 Sriraman Tallam <tmsriram@google.com>
2678 * testsuite/plugin_final_layout.cc: Fix comment.
2680 2013-01-16 Sriraman Tallam <tmsriram@google.com>
2682 * layout.cc (Layout::layout): Do not do default sorting for
2683 text sections when section ordering is specified.
2684 (make_output_section): Ditto.
2685 * testsuite/plugin_final_layout.cc: Name the function sections
2686 to catch reordering issues.
2688 2013-01-15 Alan Modra <amodra@gmail.com>
2690 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
2693 2013-01-15 Alan Modra <amodra@gmail.com>
2695 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
2696 * testsuite/Makefile.in: Regenerate.
2698 2013-01-14 Alan Modra <amodra@gmail.com>
2700 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
2701 * testsuite/Makefile.in: Regenerate.
2703 2013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
2706 Fix mingw gold build with plugins enabled
2707 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
2708 * configure.ac: Export DLOPEN_LIBS and add headers check.
2709 * plugin.cc: Handle non-dlfcn case.
2710 * Makefile.in: Regenerate.
2711 * config.in: Regenerate.
2712 * configure: Regenerate.
2713 * testsuite/Makefile.in: Regenerate.
2715 2013-01-09 Sriraman Tallam <tmsriram@google.com>
2717 * output.h (sort_attached_input_sections): Change to be public.
2718 * script-sections.cc
2719 (Output_section_definition::set_section_addresses): Sort
2720 attached input sections according to section order before linker
2721 script assigns section addresses.
2722 (Orphan_output_section::set_section_addresses): Sort
2723 attached input sections according to section order before linker
2724 script assigns section addresses.
2725 * Makefile.am (final_layout.sh): Use a simple linker script to
2726 check if section ordering still works.
2727 * Makefile.in: Regenerate.
2729 2013-01-09 Ben Cheng <bccheng@google.com>
2731 * arm.cc (Target_arm::attributes_accept_div): New function.
2732 (Target_arm::attributes_forbid_div): New function.
2733 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
2734 attribute using the same new functions as what bfd/elf32_arm.c
2737 2013-01-07 Cary Coutant <ccoutant@google.com>
2740 * output.cc (Output_section::add_input_section): For incremental
2741 updates, don't track input sections that are allocated from patch
2744 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
2745 Ian Lance Taylor <iant@google.com>
2748 * configure.ac (--enable-ld): Removed.
2749 (install_as_default): Set to yes only for --enable-gold=default
2751 * configure: Regenerated.
2753 2013-01-07 H.J. Lu <hongjiu.lu@intel.com>
2755 * options.h (General_options): Add -fuse-ld= for GCC linker
2756 option compatibility.
2758 2013-01-04 Cary Coutant <ccoutant@google.com>
2760 * configure.ac: Fix typo restoring CXXFLAGS.
2761 * configure: Regenerate.
2763 2013-01-04 Cary Coutant <ccoutant@google.com>
2765 * testsuite/Makefile.am (CXXLINK_S): New macro.
2766 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
2767 * testsuite/Makefile.in: Regenerate.
2769 2013-01-02 H.J. Lu <hongjiu.lu@intel.com>
2771 * version.cc (print_version): Update copyright year to 2013.
2773 2012-12-20 Ian Lance Taylor <iant@google.com>
2775 * layout.cc (Layout::special_ordering_of_input_section): New
2777 (Layout::layout): If input section requires special ordering, must
2778 sort input sections.
2779 (Layout::make_output_section): May sort .text input sections.
2780 (Layout::is_section_name_prefix_grouped): Remove.
2781 * layout.h (class Layout): Declare
2782 special_ordering_of_input_section. Don't declare
2783 is_section_name_prefix_grouped.
2784 * output.cc (Output_section::add_input_section): Revert last
2786 (Output_section::Input_section_sort::match_file_name): Don't crash
2787 if called on output section data.
2788 (Output_section::Input_section_sort_compare): Sort based on
2790 (Output_section::Input_section_sort_section_order_index_compare):
2792 (Output_section::sort_attached_input_sections): Likewise.
2794 2012-12-18 Sriraman Tallam <tmsriram@google.com>
2796 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
2797 * layout.h (Layout::is_section_name_prefix_grouped): New function.
2798 * output.cc (Output_section::add_input_section): Check if section
2799 name contains special prefix. Keep input sections to sort such
2801 (Output_section::Input_section_sort_section_order_index_compare
2802 ::operator()): Group sections according to prefixes.
2803 (Output_section::sort_attached_input_sections): Add condition to
2804 Input_section_entry constructor call.
2805 * testsuite/Makefile.am (text_section_grouping): New test.
2806 * testsuite/Makefile.in: Regenerate.
2807 * testsuite/text_section_grouping.cc: New file.
2808 * testsuite/text_section_grouping.sh: New file.
2810 2012-12-17 Nick Clifton <nickc@redhat.com>
2812 * Makefile.am: Add copyright notice.
2815 * configure.ac: Likewise.
2816 * ftruncate.c: Likewise.
2817 * Makefile.in: Regenerate.
2819 2012-12-14 Cary Coutant <ccoutant@google.com>
2821 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
2822 --no-as-needed flag.
2823 (exception_separate_shared_12_test): Likewise.
2824 (incremental_copy_test): Likewise.
2825 * testsuite/Makefile.in: Regenerate.
2827 2012-12-14 Cary Coutant <ccoutant@google.com>
2829 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
2830 (Dwp_output_file::Dwp_index::enter_set): Add assert.
2832 2012-12-12 Alan Modra <amodra@gmail.com>
2834 * powerpc.cc (class Track_tls): New.
2835 (class Relocate, class Scan): Inherit Track_tls.
2836 (Target_powerpc::Scan::local, global): Track tls optimization
2837 and avoid creating plt entry for __tls_get_addr if all uses
2839 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
2841 2012-12-12 Alan Modra <amodra@gmail.com>
2843 * options.h (General_options): Add --toc-sort/--no-toc-sort.
2844 Replace no_toc_optimize with toc_optimize.
2845 * output.h (Output_section::input_sections): Provide non-const variant.
2846 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
2847 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
2849 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
2850 (class Sort_toc_sections): New.
2851 (Target_powerpc::do_finalize_sections): Sort toc sections.
2852 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
2854 2012-12-10 Roland McGrath <mcgrathr@google.com>
2856 * testsuite/binary_unittest.cc (read_all): New function.
2857 (Sized_binary_test): Use it instead of ::read.
2858 * fileread.cc (do_read): Don't assume pread always reads the whole
2859 amount in a single call.
2861 2012-12-10 Alan Modra <amodra@gmail.com>
2863 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
2864 Set EM_PPC64 or EM_PPC here.
2865 (Target_selector_powerpc::do_recognize): Delete.
2867 2012-12-10 Alan Modra <amodra@gmail.com>
2869 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
2871 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
2873 2012-12-07 Roland McGrath <mcgrathr@google.com>
2875 * testsuite/binary_unittest.cc (Sized_binary_test):
2876 Use open_descriptor rather than ::open.
2878 2012-12-07 Alan Modra <amodra@gmail.com>
2880 * powerpc.cc (Stub_table::do_write): Delete redundant Address
2881 typedef and invalid_address constant.
2882 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
2883 instantiate constants.
2885 2012-12-06 Roland McGrath <mcgrathr@google.com>
2887 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
2888 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
2889 * aclocal.m4: Regenerate.
2890 * configure: Regenerate.
2891 * Makefile.in: Regenerate.
2892 * testsuite/Makefile.in: Regenerate.
2894 2012-12-07 Alan Modra <amodra@gmail.com>
2896 * options.h (General_options): Add no_toc_optimize.
2897 * powerpc.cc (ok_lo_toc_insn): New function.
2898 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
2900 2012-12-06 Alan Modra <amodra@gmail.com>
2902 * options.h (General_options): Add plt_align, plt_static_chain,
2903 plt_thread_safe. Update stub_group_size help text.
2904 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
2905 for new plt_thread_safe_ var.
2906 (use_plt_offset): Correct comments.
2907 (Target_powerpc::do_relax): Look for thread creation symbols to
2908 determine default plt_thread_safe value. Clear plt call stubs
2909 as well as branch stubs each iteration.
2910 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
2912 (l, hi, ha, write_insn): Move earlier.
2913 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
2914 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
2916 (Stub_table::update_size): Adjust.
2917 (Stub_table::prev_size, set_prev_size): Delete.
2918 (Stub_table::stub_align): Let --plt-align affect result.
2919 (Stub_table::plt_call_size): Calculate sizes for various stubs.
2920 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
2921 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
2922 (Stub_table::do_write): Support more stub variants.
2924 2012-12-04 Alan Modra <amodra@gmail.com>
2926 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
2927 (Target_powerpc::do_define_standard_symbols): New function.
2929 2012-12-03 Alan Modra <amodra@gmail.com>
2931 * output.h: Formatting, whitespace.
2933 2012-12-03 Alan Modra <amodra@gmail.com>
2935 * layout.h (Layout::get_executable_sections): Declare.
2936 * layout.cc (Layout::get_executable_sections): New function.
2937 * arm.cc (Target_arm::group_sections): Use it.
2938 (Arm_output_section::group_sections): Delete now redundant test.
2939 * output.cc (Output_reloc::Output_reloc): Add is_relative.
2940 param to handle relative relocs.
2941 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
2942 (Output_data_reloc::add_absolute): Adjust.
2943 (Output_data_reloc::add_relative): New function.
2944 (Output_data::reset_data_size): New function.
2945 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
2946 (Output_section::set_addralign): New function.
2947 (Output_section::checkpoint_set_addralign): New function.
2948 (Output_section::clear_section_offsets_need_adjustment): New function.
2949 (Output_section::input_sections): Make public.
2950 * powerpc.cc (class Output_data_brlt_powerpc): New.
2951 (class Stub_table, class Stub_control): New.
2952 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
2953 stub_table_, set_stub_table, stub_table): New vectors and accessor
2955 (Target_powerpc::do_may_relax, do_relax, push_branch,
2956 new_stub_table, stub_tables, brlt_section, group_sections,
2957 add_branch_lookup_table, find_branch_lookup_table,
2958 write_branch_lookup_table, make_brlt_section): New functions.
2959 (Target_powerpc::struct Sort_sections, class Branch_info): New.
2960 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
2961 branch_info_): New vars.
2962 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
2963 make call stubs here.
2964 (Output_data_glink): Remove all call stub handling from this class.
2965 (Target_powerpc::Scan::local, global): Save interesting branch
2966 relocs and relocs for ifunc. Adjust calls to plt entry functions.
2967 (Target_powerpc::do_finalize_sections): Only make reg save/restore
2968 functions on final link.
2969 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
2970 Handle long branch destinations too.
2971 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
2972 do_plt_address_for_local): Adjust lookup of plt call stubs.
2974 2012-11-30 Alan Modra <amodra@gmail.com>
2976 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
2977 relocs against protected symbols when building 32-bit shared libs.
2979 2012-11-30 Alan Modra <amodra@gmail.com>
2981 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
2982 param. Call got_section() to make .got. Update all callers
2983 and their callers and so on.
2985 2012-11-30 Alan Modra <amodra@gmail.com>
2987 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
2988 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
2989 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
2990 value if it already exists.
2992 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2995 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
2997 2012-11-14 Roland McGrath <mcgrathr@google.com>
2999 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
3000 than bfc instruction for data sandboxing.
3002 2012-11-08 Alan Modra <amodra@gmail.com>
3004 * po/POTFILES.in: Regenerate.
3006 2012-11-05 Alan Modra <amodra@gmail.com>
3008 * configure.ac: Apply 2012-09-10 change to config.in here.
3009 * configure: Regenerate.
3011 2012-11-05 Alan Modra <amodra@gmail.com>
3013 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
3014 (struct Opd_ent): Use "Address" rather than "Offset".
3015 (Output_data_got_powerpc::got_base_offset): Return Valtype.
3016 (Target_powerpc::got_section): Make public.
3017 (Target_powerpc::scan_relocs): Move code setting symbols..
3018 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
3019 Create _SDA_BASE_ only when referenced.
3021 2012-11-02 Roland McGrath <mcgrathr@google.com>
3023 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
3026 2012-11-01 Roland McGrath <mcgrathr@google.com>
3028 * target.h (Sized_target::relocate_relocs): Use Elf_Off
3029 for offset_in_output_section parameter.
3030 (Sized_target::relocate_special_relocatable): Likewise.
3031 * arm.cc (Target_arm::relocate_relocs): Likewise.
3032 (Target_arm::relocate_special_relocatable): Likewise.
3033 * i386.cc (Target_i386::relocate_relocs): Likewise.
3034 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
3035 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
3036 * target-reloc.h (relocate_relocs): Likewise.
3037 * testsuite/testfile.cc (Target_test): Likewise.
3038 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
3039 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
3041 * system.h: Move inclusion of <clocale> to after <libintl.h> in
3042 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
3044 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
3045 parameter, which is unused in the [!F_SETFD] case.
3047 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
3048 SYMNDX to off_t before comparing it to this->data_size().
3049 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
3050 * incremental.cc (Output_section_incremental_inputs::do_write):
3051 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
3053 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
3055 2012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
3057 * gold.cc (Target_arm::do_adjust_elf_header): Add the
3058 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
3061 2012-10-29 Cary Coutant <ccoutant@google.com>
3063 * dwp.cc (usage): Add file and exit status parameters;
3064 add --help and --version options.
3065 (print_version): New function.
3066 (main): Add --help and --version options.
3068 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3070 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
3071 final_layout_sequence.txt.
3072 * testsuite/Makefile.in: Regenerated.
3074 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3076 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
3077 COMPILE generated by automake.
3079 (CXXCOMPILE1): Likewise.
3080 (CXXLINK1): Likewise.
3081 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
3083 (CXXCOMPILE): Likewise.
3084 (CXXLINK): Likewise.
3085 * testsuite/Makefile.in: Regenerated.
3087 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3089 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
3090 on bad fwrite return.
3092 2012-10-25 H.J. Lu <hongjiu.lu@intel.com>
3094 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
3097 2012-10-23 Cary Coutant <ccoutant@google.com>
3099 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
3100 * testsuite/Makefile.in: Regenerate.
3101 * testsuite/dwp_test.h: New source file.
3102 * testsuite/dwp_test_1.cc: New source file.
3103 * testsuite/dwp_test_1.s: New source file.
3104 * testsuite/dwp_test_1.sh: New source file.
3105 * testsuite/dwp_test_1b.cc: New source file.
3106 * testsuite/dwp_test_1b.s: New source file.
3107 * testsuite/dwp_test_2.cc: New source file.
3108 * testsuite/dwp_test_2.s: New source file.
3109 * testsuite/dwp_test_2.sh: New source file.
3110 * testsuite/dwp_test_main.cc: New source file.
3111 * testsuite/dwp_test_main.s: New source file.
3113 2012-10-23 Cary Coutant <ccoutant@google.com>
3115 * dwp.h: New header file.
3116 * dwp.cc: New source file.
3117 * gold.h: Move shared declarations to system.h.
3118 * system.h: New header file.
3119 * Makefile.am: Add dwp.
3120 * Makefile.in: Regenerate.
3122 2012-10-23 Cary Coutant <ccoutant@google.com>
3124 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
3125 Dwarf_info_reader::read_from_pointer.
3126 (Dwarf_pubnames_table::read_header): Likewise.
3127 (Dwarf_pubnames_table::next_name): Likewise.
3128 (Dwarf_die::read_attributes): Likewise.
3129 (Dwarf_die::skip_attributes): Likewise.
3130 (Dwarf_info_reader::read_from_pointer): New function template.
3131 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
3132 (Dwarf_pubnames_table): Likewise.
3133 (Dwarf_info_reader::read_from_pointer): New function template.
3134 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
3135 Dwarf_pubnames_table ctor.
3137 2012-10-23 Cary Coutant <ccoutant@google.com>
3139 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
3141 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
3143 (Dwarf_info_reader::set_abbrev_shndx): New method.
3144 (Dwarf_info_reader::abbrev_shndx_): New data member.
3146 2012-10-23 Cary Coutant <ccoutant@google.com>
3148 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
3149 from object, not parameters.
3150 (Dwarf_info_reader::parse): Likewise.
3151 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
3152 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
3153 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
3156 2012-10-23 Cary Coutant <ccoutant@google.com>
3158 * fileread.cc (Input_file::Input_file): New constructor.
3159 * fileread.h (class Input_file): Add new constructor.
3161 2012-10-18 Alan Modra <amodra@gmail.com>
3164 * object.cc (Relobj::is_section_name_included): Also match
3165 .sdata personality section.
3167 2012-10-18 Alan Modra <amodra@gmail.com>
3169 * target-reloc.h (class Default_comdat_behavior): New, package up..
3170 (get_comdat_behaviour): ..this.
3171 (relocate_section): Add Relocate_comdat_behavior template arg,
3172 adjust code to suit.
3173 * arm.cc (Target_arm::relocate_section): Adjust to suit.
3174 (Target_arm::scan_reloc_section): Likewise.
3175 * i386.cc (Target_i386::relocate_section): Likewise.
3176 * sparc.cc (Target_sparc::relocate_section): Likewise.
3177 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
3178 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
3179 * powerpc.cc (class Relocate_comdat_behavior): New.
3180 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
3181 gold::relocate_section with new template arg.
3183 2012-10-18 Alan Modra <amodra@gmail.com>
3185 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
3186 dynamic relocs for GOT_TPREL got entries, without symbol if
3188 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
3189 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
3190 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
3192 2012-10-17 Alan Modra <amodra@gmail.com>
3195 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
3197 2012-10-16 Sriraman Tallam <tmsriram@google.com>
3199 * layout.cc (Layout::include_section): Keep sections marked
3200 SHF_EXCLUDE when doing relocatable links.
3202 2012-10-16 Alan Modra <amodra@gmail.com>
3204 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
3205 (Target_powerpc::do_finalize_sections): Call it.
3206 (Output_data_save_res): New class and supporting functions.
3207 (Target_powerpc::symval_for_branch): Only look up .opd entry for
3208 normal symbols defined in object files.
3210 2012-10-12 Alan Modra <amodra@gmail.com>
3212 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
3213 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
3214 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
3215 section if scan_opd_relocs not yet called.
3216 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
3218 2012-10-12 Alan Modra <amodra@gmail.com>
3220 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
3221 add_local_ifunc_entry): Revert last change.
3222 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
3224 2012-10-05 Alan Modra <amodra@gmail.com>
3226 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
3227 do_plt_address_for_global): New functions.
3228 (Output_data_got_powerpc::do_write): Don't segfault when linking
3230 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
3231 add_local_ifunc_entry): Return true on adding entry..
3232 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
3233 glink->add_entry call. Remove unused symtab param. Adjust calls.
3234 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
3235 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
3236 set up symbols here.
3237 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
3238 syms here. Do so even when no .iplt. Don't segfault when linking
3240 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
3241 new variants without reloc param.
3242 (Glink_sym_ent::Glink_sym_ent): Likewise.
3243 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
3244 reloc when refs will resolve to plt call stub.
3245 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
3246 R_PPC_PLTREL24 to resolve locally.
3247 (Target_powerpc::Scan::global): Correct ifunc handling.
3248 (Target_powerpc::Relocate::relocate): Correct local sym glink
3249 lookup. Don't destroy "value" when we have a plt call stub,
3250 and when checking plt call validity.
3251 (Target_powerpc::do_dynsym_value): Simplify.
3253 2012-10-05 Alan Modra <amodra@gmail.com>
3255 * i386.cc (Output_data_plt_i386::address_for_global,
3256 address_for_local): Add plt offset to returned value. Adjust uses.
3257 * sparc.cc (Output_data_plt_sparc::address_for_global,
3258 address_for_local): Likewise.
3259 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
3260 address_for_local): Likewise.
3261 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
3262 address_for_local): Likewise.
3263 * target.h (Target::plt_address_for_global, plt_address_for_local):
3265 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
3266 (Output_data_got::Got_entry::write): Nor here.
3267 * output.h: Comment fix.
3269 2012-10-02 Jiong Wang <jiwang@tilera.com>
3271 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
3272 global_offset_table_ value for larget got.
3273 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
3275 2012-09-29 Alan Modra <amodra@gmail.com>
3277 * powerpc.cc (Target_powerpc::iplt_): New output section.
3278 (Target_powerpc::iplt_section, make_iplt_section,
3279 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
3280 (Target_powerpc::make_plt_entry): Handle ifunc syms.
3281 Target_powerpc::plt_entry_count): Count iplt entries too.
3282 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
3283 reloc section in constructor. New params.
3284 (Target_powerpc::make_plt_section): Create reloc section here instead.
3285 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
3287 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
3288 (Output_data_glink::add_entry, find_entry): New functions to
3289 deal with local syms.
3290 (Glink_sym_ent): Add support for local syms.
3291 (Output_data_glink::do_write): Handle ifunc plt entries.
3292 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
3293 (Target_powerpc::Scan::local, global): Handle ifunc syms.
3294 (Target_powerpc::Relocate::relocate): Likewise.
3295 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
3297 2012-09-25 Alan Modra <amodra@gmail.com>
3299 * object.h (Sized_relobj_file::adjust_local_symbol,
3300 do_adjust_local_symbol): New functions.
3301 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
3302 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
3303 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
3304 and irregular opd entry spacing.
3305 (Powerpc_relobj::do_read_relocs): Add opd size checks.
3306 (Global_symbol_visitor_opd): New functor.
3307 (Target_powerpc::do_finalize_sections): Omit global symbols defined
3308 on deleted opd entries.
3310 2012-09-15 Jiong Wang <jiwang@tilera.com>
3312 * tilegx.cc: New file.
3313 * Makefile.am (TARGETSOURCES): Add tilegx.cc
3314 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
3315 * configure.tgt: Add entries for tilegx*.
3316 * configure.ac: Likewise.
3317 * Makefile.in: Rebuild.
3318 * configure: Likewise.
3319 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
3322 2012-09-13 Alan Modra <amodra@gmail.com>
3324 * target-reloc.h (scan_relocs): Call scan.local for relocs
3325 against symbols in discarded sections. Pass is_discarded
3327 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
3328 Add is_discarded param.
3329 * powerpc (Target_powerpc::Scan::local): Likewise. Use
3330 is_discarded to flag opd entry as discarded. Don't emit dyn
3331 relocs on such entries.
3332 (Target_powerpc::Scan::global): Similarly detect and handle
3334 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
3335 opd_ent_. Update all uses.
3336 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
3337 (Target_powerpc::relocate_section): Zero out discarded opd
3340 2012-09-12 Ian Lance Taylor <iant@google.com>
3343 * output.cc: Rename Output_data_got template parameter from size
3344 to got_size for all functions. Compile all variants of
3346 (Output_data_got::Got_entry::write): Correct use of size for
3347 symbol value. Use local_is_tls rather than casting to
3349 * object.h (class Object): Add local_is_tls and do_local_is_tls.
3350 (class Sized_relobj_file): Add do_local_is_tls.
3351 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
3353 2012-09-11 Alan Modra <amodra@gmail.com>
3356 * layout.cc (Layout::set_segment_offsets): When using
3357 common-page-size alignment, ensure we are on a new max-page-size
3359 * output.cc (Output_segment::set_section_addresses): Use
3360 abi_pagesize, not common_pagesize for relro boundary.
3361 (Output_segment::set_offset): Likewise.
3363 2012-09-11 Alan Modra <amodra@gmail.com>
3365 * output.h (Output_data_got::add_global_tls, add_local_tls,
3366 add_local_tls_pair): New functions.
3367 (Output_data_got::add_local_pair_with_rel): Remove second
3368 reloc param. Expand comment.
3369 (Output_data_got::Got_entry): Rename use_plt_offset_ to
3370 use_plt_or_tls_offset_, similarly for constructor param.
3371 (Output_data_got::Got_entry::write): Add got_index param.
3372 * output.cc (Output_data_got::add_global_tls, add_local_tls,
3373 add_local_tls_pair): New functions.
3374 (Output_data_got::Got_entry::write): Handle tls symbols
3375 with use_plt_or_tls_offset_ set specially.
3376 (Output_data_got::add_local_pair_with_rel): Only one reloc.
3377 (Output_data_got::do_write): Replace iterator with index, pass
3378 index to entry write function.
3379 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
3380 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
3381 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
3383 * i386.cc (Target_i386::Scan::local): Likewise.
3384 * sparc.cc (Target_sparc::Scan::local): Likewise.
3385 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
3386 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
3387 do_tls_offset_for_global): New functions.
3388 (Target_powerpc::Scan::local): Correct TLS relocations and got
3390 (Target_powerpc::Scan::global): Don't emit unnecessary
3391 dynamic relocations on TLS GOT entries.
3393 2012-09-10 Matthias Klose <doko@ubuntu.com>
3395 * config.in: Disable sanity check for kfreebsd.
3397 2012-09-10 Sterling Augustine <saugustine@google.com>
3399 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
3400 (Gdb_index::pubtypes_read): New parameter.
3401 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
3403 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
3406 2012-09-09 Alan Modra <amodra@gmail.com>
3408 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
3409 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
3410 * gc.h (gc_process_relocs): Call target gc_add_reference.
3411 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
3412 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
3413 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
3415 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
3416 to cater for when we don't need code offset. Update use.
3417 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
3418 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
3419 set_opd_valid): New functions.
3420 (Target_powerpc::do_gc_add_reference): New function.
3421 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
3423 (Target_powerpc::do_gc_mark_symbol): New function.
3425 2012-09-06 Cary Coutant <ccoutant@google.com>
3427 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
3428 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
3429 (Dwarf_die::skip_attributes): Likewise.
3430 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
3431 * testsuite/gdb_index_test.cc (inline_func_1): New function.
3433 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
3435 2012-09-05 H.J. Lu <hongjiu.lu@intel.com>
3437 * testsuite/script_test_3.t: Add .got.plt output section
3439 * testsuite/script_test_4.t: Likewise.
3441 2012-09-05 Alan Modra <amodra@gmail.com>
3443 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
3444 update all uses and lose "enum" when using type.
3446 2012-09-05 Alan Modra <amodra@gmail.com>
3448 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
3449 * configure: Regenerate.
3450 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
3451 (plugin_final_layout.stdout): Likewise.
3452 (memory_test): Set page sizes to 0x1000.
3453 * testsuite/Makefile.in: Regenerate.
3454 * testsuite/discard_locals_test.sh: Add FIXME comment.
3455 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
3456 * testsuite/pr14265.t: Add .got output section statement.
3457 * testsuite/script_test_2.t: Likewise.
3458 * testsuite/script_test_3.t: Likewise.
3459 * testsuite/script_test_4.t: Likewise.
3460 * testsuite/script_test_5.t: Likewise.
3461 * testsuite/script_test_6.t: Likewise.
3462 * testsuite/script_test_7.t: Likewise.
3463 * testsuite/script_test_9.t: Likewise.
3465 2012-09-05 Alan Modra <amodra@gmail.com>
3467 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
3468 (Powerpc_relocate_functions::Status): New typedef.
3469 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
3470 (Target_powerpc::Scan::local): Handle REL64.
3471 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
3472 for REL32 and REL64.
3473 (Target_powerpc::symval_for_branch): New function, extracted from..
3474 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
3475 checks. Report overflow errors.
3477 2012-09-05 Alan Modra <amodra@gmail.com>
3479 * object.h (Sized_relobj_file::emit_relocs): Delete.
3480 (Sized_relobj_file::emit_relocs_reltype): Delete.
3481 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
3482 relocate_relocs for --emit-relocs.
3483 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
3484 * output.h: Update comment.
3485 (Output_segment::first_section): New function.
3486 (Output_segment::first_section_load_address): Use first_section.
3487 * output.cc (Output_segment::first_section): New function extracted..
3488 (Output_segment::first_section_load_address): ..from here. Delete.
3489 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
3490 * target.h (Sized_target::relocate_for_relocatable): Likewise.
3491 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
3492 adjust call to target.h function.
3493 * i386.cc (Target_i386): Likewise.
3494 * sparc.cc (Target_sparc): Likewise.
3495 * x86_64.cc (Target_x86_64): Likewise.
3496 * powerpc.cc (Target_powerpc): Likewise.
3497 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
3498 first tls section has section symbol for optimised local dynamic
3500 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
3501 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
3503 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
3504 Rename to relocate_relocs. Update error message.
3506 2012-09-04 Andreas Schwab <schwab@linux-m68k.org>
3508 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
3511 2012-08-31 Alan Modra <amodra@gmail.com>
3513 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
3514 (Powerpc_relobj::toc_base_offset): New stub function.
3515 (Target_powerpc): Add tp_offset, dtp_offset. Rename
3516 got_mod_index_offset to tlsld_got_offset. Update all refs.
3517 (Target_powerpc::Relocate::enum skip_tls): New.
3518 (Target_powerpc::call_tls_get_addr_): New var.
3519 (Target_powerpc::is_branch_reloc): Move to file scope.
3520 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
3521 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
3523 (Target_powerpc::enum Got_type): Delete old values, add new ones.
3524 (powerpc_info): Correct common_pagesize for ppc64.
3525 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
3526 (Powerpc_relocate_functions): Add overflow check enums and functions.
3527 Add non-shift version of rela, rela_ua. Delete all rel public
3528 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
3529 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
3530 addr16_ha3, addr14 functions.
3531 (Output_data_got_powerpc::add_constant_pair): New function.
3532 (Output_data_got_powerpc::got_base_offset): Likewise.
3533 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
3534 (instruction constants): Sort, add some more.
3535 (Output_data_glink::do_write): Add and use Address typedef. Use
3536 object->toc_base_offset() stub for 64-bit.
3537 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
3538 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
3539 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
3540 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
3541 Always treat .opd relocs as against locally defined symbol.
3542 Correct condition for RELATIVE relocs.
3543 (Target_powerpc::do_finalize_sections): Test for NULL sections.
3544 (Target_powerpc::Relocate::relocate): Use plt call stub as value
3545 for 32-bit syms with a plt entry. Correct ppc64 toc base
3546 calculations. Handle TLS relocs, and more. Add overflow
3547 checking and adjust for Powerpc_relocate_functions changes.
3548 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
3549 Reinstate --emit-relocs code with FIXME.
3551 2012-08-30 Alan Modra <amodra@gmail.com>
3553 * layout.cc (Layout::set_segment_offsets): Set p_align to
3554 abi_pagesize, not common_pagesize.
3555 (Layout::relaxation_loop_body): Similarly use abi_pagesize
3556 to determine whether file header can go in segment.
3558 2012-08-30 Alan Modra <amodra@gmail.com>
3560 * output.h (Output_reloc::Output_reloc <output section>): Add
3561 is_relative param. Adjust calls.
3562 (Output_reloc::add_output_section_relative): New functions.
3563 * output.cc (Output_reloc::Output_reloc <output section>): Handle
3565 (Output_reloc::symbol_value): Handle SECTION_CODE.
3567 2012-08-24 Sriraman Tallam <tmsriram@google.com>
3569 * gold.cc (queue_middle_tasks): Call layout again when unique
3570 segments for sections is desired.
3571 * layout.cc (Layout::Layout): Initialize new members.
3572 (Layout::get_output_section_flags): New function.
3573 (Layout::choose_output_section): Call get_output_section_flags.
3574 (Layout::layout): Make output section for mapping to a unique segment.
3575 (Layout::insert_section_segment_map): New function.
3576 (Layout::attach_allocated_section_to_segment): Make unique segment for
3577 output sections marked so.
3578 (Layout::segment_precedes): Check for unique segments when sorting.
3579 * layout.h (Layout::Unique_segment_info): New struct.
3580 (Layout::Section_segment_map): New typedef.
3581 (Layout::insert_section_segment_map): New function.
3582 (Layout::get_output_section_flags): New function.
3583 (Layout::is_unique_segment_for_sections_specified): New function.
3584 (Layout::set_unique_segment_for_sections_specified): New function.
3585 (Layout::unique_segment_for_sections_specified_): New member.
3586 (Layout::section_segment_map_): New member.
3587 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
3588 Rename is_gc_pass_one to is_pass_one.
3589 Rename is_gc_pass_two to is_pass_two.
3590 Rename is_gc_or_icf to is_two_pass.
3591 Check for which pass based on whether symbols data is present.
3592 Make it two pass when unique segments for sections is desired.
3593 * output.cc (Output_section::Output_section): Initialize new
3595 * output.h (Output_section::is_unique_segment): New function.
3596 (Output_section::set_is_unique_segment): New function.
3597 (Output_section::is_unique_segment_): New member.
3598 (Output_section::extra_segment_flags): New function.
3599 (Output_section::set_extra_segment_flags): New function.
3600 (Output_section::extra_segment_flags_): New member.
3601 (Output_section::segment_alignment): New function.
3602 (Output_section::set_segment_alignment): New function.
3603 (Output_section::segment_alignment_): New member.
3604 (Output_segment::Output_segment): Initialize is_unique_segment_.
3605 (Output_segment::is_unique_segment): New function.
3606 (Output_segment::set_is_unique_segment): New function.
3607 (Output_segment::is_unique_segment_): New member.
3608 * plugin.cc (allow_unique_segment_for_sections): New function.
3609 (unique_segment_for_sections): New function.
3610 (Plugin::load): Add new functions to transfer vector.
3611 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
3612 * Makefile.in: Regenerate.
3613 * testsuite/plugin_final_layout.sh: Check if unique segment
3614 functionality works.
3615 * testsuite/plugin_section_order.c (onload): Check if new interfaces
3617 (allow_unique_segment_for_sections): New global.
3618 (unique_segment_for_sections): New global.
3619 (claim_file_hook): Call allow_unique_segment_for_sections.
3620 (all_symbols_read_hook): Call unique_segment_for_sections.
3622 2012-08-22 Cary Coutant <ccoutant@google.com>
3624 * layout.cc (Layout::include_section): Don't assert on GROUP
3625 sections with --emit-relocs.
3627 2012-08-21 Cary Coutant <ccoutant@google.com>
3629 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
3630 if --export-dynamic-symbol names an undef symbol.
3632 2012-08-18 Alan Modra <amodra@gmail.com>
3634 * powerpc.cc: Formatting and white space.
3635 (Powerpc_relobj): Rename got2_section_ to special_.
3636 Add opd_ent_shndx_ and opd_ent_off_ vectors.
3637 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
3638 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
3639 (Target_powerpc): Add Address typedef and invalid_address. Use
3641 (Target_powerpc::is_branch_reloc): New function.
3642 (Powerpc_relocate_functions): Add Address typedef, use throughout.
3643 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
3644 for dst_mask, value and addend.
3645 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
3646 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
3647 (Output_data_glink::do_write): Correct toc base. Don't try to use
3648 uint16_t for 24-bit offset. Use get_output_section_offset and
3650 (Target_powerpc::Scan::local): Handle more relocs.
3651 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
3652 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
3653 Plug in toc restoring insn after plt calls. Translate branches
3654 to function descriptor symbols to corresponding entry point.
3655 (Target_powerpc::relocate_for_relocatable): Check return from
3656 get_output_section_offset.
3657 * symtab.h: Comment typo.
3659 2012-08-14 Ian Lance Taylor <iant@google.com>
3661 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
3662 unsupported_relocal_local to call unsupported_reloc_global.
3664 2012-08-14 Nick Clifton <nickc@redhat.com>
3667 * script-sections.cc (Sections_element::output_section_name): Add
3668 keep return parameter.
3669 (Output_section_element::match_name): Add keep return parameter.
3670 Return the value of the keep_ member.
3671 * script-sections.h (class Output_section): Update
3672 output_section_name prototype.
3673 * layout.cc (Layout::keep_input_section): New public member
3675 (Layout::choose_output_section): Pass keep parameter to
3676 output_section_name.
3677 * layout.h (class Layout): Add keep_input_section.
3678 * object.cc (Sized_relobj_file::do_layout): Check for kept input
3680 * testsuite/Makefile.am: Add a test.
3681 * testsuite/Makefile.in: Regenerate.
3682 * testsuite/pr14265.c: Source file for the test.
3683 * testsuite/pr14265.t: Linker script for the test.
3684 * testsuite/pr14265.sh: Shell script for the test.
3686 2012-08-14 Alan Modra <amodra@gmail.com>
3688 * target.h (Target::output_section_name): New function.
3689 (Target::do_output_section_name): New function.
3690 * layout.cc (Layout::choose_output_section): Call the above.
3691 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
3693 2012-08-14 Alan Modra <amodra@gmail.com>
3695 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
3696 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
3697 for replace_constant call.
3698 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
3699 (Output_data_glink::do_print_to_mapfile): New function.
3700 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
3701 (Target_powerpc::Relocate::relocate): Likewise.
3703 2012-08-14 Alan Modra <amodra@gmail.com>
3705 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
3706 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
3707 (Output_data_glink::add_entry,find_entry): Remove shndx param.
3708 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
3709 all references to shndx_. Handle special case for R_PPC_PLTREL24
3711 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
3712 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
3713 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
3715 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
3716 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
3718 2012-08-12 Alan Modra <amodra@gmail.com>
3720 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
3721 (glink insn constants): Use uint32_t.
3722 (Output_data_glink::add_entry): Use insert, not [] operator.
3724 2012-08-11 Alan Modra <amodra@gmail.com>
3726 * object.h (Sized_relobj_file::find_shdr): New function.
3727 (Sized_relobj_file::find_special_sections): New function.
3728 * object.cc (Sized_relobj_file::find_shdr): New function.
3729 (Sized_relobj_file::find_eh_frame): Use find_shdr.
3730 (Sized_relobj_file::find_special_sections): New function, split out..
3731 (Sized_relobj_file::do_read_symbols): ..from here.
3732 * output.h (Output_data_got::replace_constant): New function.
3733 (Output_data_got::num_entries): New function.
3734 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
3735 (Output_data_got::got_offset): Protected rather than private.
3736 (Output_data_got::replace_got_entry): New function.
3737 * output.cc (Output_data_got::replace_got_entry): New function.
3738 * powerpc.cc (class Powerpc_relobj): New.
3739 (class Powerpc_relocate_functions): Delete all psymval variants or
3740 convert to value,addend type. Delete pcrela, pcrela_unaligned.
3741 Implement _ha functions using corresponding _hi function.
3742 (Powerpc_relobj::find_special_sections): New function.
3743 (Target_powerpc::do_make_elf_object): New function.
3744 (class Output_data_got_powerpc): New.
3745 (class Output_data_glink): New.
3746 (class Powerpc_scan_relocatable_reloc): New.
3747 Many more changes througout file.
3749 2012-08-09 Nick Clifton <nickc@redhat.com>
3751 * po/vi.po: Updated Vietnamese translation.
3753 2012-08-07 Ian Lance Taylor <iant@google.com>
3755 * layout.cc (Layout::add_target_dynamic_tags): If
3756 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
3759 2012-07-30 Nick Clifton <nickc@redhat.com>
3761 * po/gold.pot: Updated template.
3762 * po/es.po: Updated Spanish translation.
3764 2012-07-18 Cary Coutant <ccoutant@google.com>
3767 * configure.ac: Add check for -gpubnames support.
3768 * configure: Regenerate.
3769 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
3770 support; force -gno-pubnames.
3771 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
3773 (gdb_index_test_4): New test.
3774 * testsuite/Makefile.in: Regenerate.
3775 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
3776 * testsuite/gdb_index_test_2.sh: Likewise.
3777 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
3778 * testsuite/gdb_index_test_4.sh: New script.
3779 * testsuite/gdb_index_test_comm.sh: New script with common code;
3780 don't look for space after colon.
3782 2012-07-16 Sriraman Tallam <tmsriram@google.com>
3784 * gold.cc (queue_middle_tasks): Update function order only after
3785 deferred objects due to plugins are processed.
3787 2012-07-11 Ian Lance Taylor <iant@google.com>
3789 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
3790 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
3791 (Target_arm::scan_reloc_for_stub): Likewise.
3792 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
3793 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
3794 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
3795 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
3796 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
3798 2012-07-10 Dodji Seketeli <dodji@redhat.com>
3799 Ian Lance Taylor <iant@google.com>
3802 * configure.ac: Test whether std::tr1::hash<off_t> works.
3803 * gold.h: Add a specialization for std::tr1::hash<off_t> if
3805 * output.h (class Output_fill): Add virtual destructor.
3806 * configure, config.in: Rebuild.
3808 2012-06-22 Roland McGrath <mcgrathr@google.com>
3810 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
3812 2012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
3814 * plugin.cc (Plugin::load): Handle position independent executables.
3816 2012-06-06 Cary Coutant <ccoutant@google.com>
3818 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
3820 (lines_only_debug_sections): Likewise.
3821 (gdb_fast_lookup_sections): New static array.
3822 (is_gdb_debug_section): Rename formal parameter.
3823 (is_lines_only_debug_section): Likewise.
3824 (is_gdb_fast_lookup_section): New function.
3825 (Layout::include_section): Check for ".zdebug_" prefix; pass
3826 section name suffix to is_gdb_debug_section, et al.; check for
3827 fast-lookup sections when building .gdb_index.
3828 * options.h (--strip-debug-gdb): Update GDB version number.
3830 2012-06-06 Cary Coutant <ccoutant@google.com>
3832 * configure.ac: Add check for fallocate.
3833 * configure: Regenerate.
3834 * config.in: Regenerate.
3836 * options.h (class General_options): Add --mmap-output-file and
3837 --posix-fallocate options.
3838 * output.cc: (posix_fallocate): Remove; replace with...
3839 (gold_fallocate): New function.
3840 (Output_file::map_no_anonymous): Call gold_fallocate.
3841 (Output_file::map): Check --mmap-output-file option.
3843 2012-06-05 Jing Yu <jingyu@google.com>
3845 * gold.h (textdomain): Add do {} to empty while(0).
3846 (bindtextdomain): Likewise.
3848 2012-06-04 Cary Coutant <ccoutant@google.com>
3850 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
3853 2012-05-25 Sriraman Tallam <tmsriram@google.com>
3855 * symtab.cc (Symbol_table::define_special_symbol):
3856 Initialize *poldsym to prevent uninitialized variable errors.
3858 2012-05-23 Cary Coutant <ccoutant@google.com>
3860 * layout.cc (Layout::section_name_mapping): Add rules to handle
3861 exact match on .data.rel.ro.local or .data.rel.ro.
3862 (Layout::output_section_name): Check for exact matches.
3864 2012-05-23 Cary Coutant <ccoutant@google.com>
3866 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
3869 2012-05-22 Cary Coutant <ccoutant@google.com>
3871 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
3872 object before exporting symbol.
3874 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3876 * testsuite/tls_test.cc: Include "config.h" first.
3877 * testsuite/tls_test_c.c: Likewise.
3879 2012-05-17 Daniel Richard G. <skunk@iskunk.org>
3880 Nick Clifton <nickc@redhat.com>
3883 * configure.in: Add check that sysdep.h has been included before
3884 any system header files.
3885 * configure: Regenerate.
3886 * config.in: Regenerate.
3888 2012-05-14 Cary Coutant <ccoutant@google.com>
3890 * layout.cc (Layout::make_output_section): Mark .tdata section
3892 * testsuite/relro_test.cc: Add a TLS variable.
3894 2012-05-10 H.J. Lu <hongjiu.lu@intel.com>
3897 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
3898 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
3901 2012-05-08 Cary Coutant <ccoutant@google.com>
3903 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
3904 (lines_only_debug_sections): Likewise.
3906 2012-05-02 Roland McGrath <mcgrathr@google.com>
3908 * nacl.cc: New file.
3910 * Makefile.am (CCFILES, HFILES): Add them.
3911 * Makefile.in: Regenerate.
3912 * i386.cc (Output_data_plt_i386_nacl): New class.
3913 (Output_data_plt_i386_nacl_exec): New class.
3914 (Output_data_plt_i386_nacl_dyn): New class.
3915 (Target_i386_nacl): New class.
3916 (Target_selector_i386_nacl): New class.
3917 (target_selector_i386): Use it instead of Target_selector_i386.
3918 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
3919 (Target_x86_64_nacl): New class.
3920 (Target_selector_x86_64_nacl): New class.
3921 (target_selector_x86_64, target_selector_x32): Use it instead of
3922 Target_selector_x86_64.
3923 * arm.cc (Output_data_plt_arm_nacl): New class.
3924 (Target_arm_nacl): New class.
3925 (Target_selector_arm_nacl): New class.
3926 (target_selector_arm, target_selector_armbe): Use it instead of
3927 Target_selector_arm.
3929 * target-select.cc (select_target): Take new Input_file* and off_t
3930 arguments, pass them on to recognize method of selector.
3931 * object.cc (make_elf_sized_object): Update caller.
3932 * parameters.cc (parameters_force_valid_target): Likewise.
3933 * incremental.cc (make_sized_incremental_binary): Likewise.
3934 * target-select.h: Update decl.
3935 (Target_selector::recognize): Take new Input_file* argument,
3936 pass it on to do_recognize.
3937 (Target_selector::do_recognize): Take new Input_file* argument.
3938 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
3939 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
3940 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
3941 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
3943 * target.h (Target::Target_info): New members isolate_execinstr
3945 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
3946 * arm.cc (Target_arm::arm_info): Update initializer.
3947 * i386.cc (Target_i386::i386_info): Likewise.
3948 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
3949 * sparc.cc (Target_sparc::sparc_info): Likewise.
3950 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3951 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
3952 * layout.cc (Layout::attach_allocated_section_to_segment):
3953 Take new const Target* argument. If target->isolate_execinstr(), act
3955 (Layout::find_first_load_seg): Take new const Target* argument;
3956 if target->isolate_execinstr(), reject PF_X segments.
3957 (Layout::relaxation_loop_body): Update caller.
3958 (Layout::set_segment_offsets): If target->isolate_execinstr(),
3959 reset file offset to zero when we hit LOAD_SEG, and then do a second
3960 loop over the segments before LOAD_SEG to reassign offsets after
3961 addresses have been determined. Handle target->rosegment_gap().
3962 (Layout::attach_section_to_segment): Take new const Target* argument;
3963 pass it to attach_allocated_section_to_segment.
3964 (Layout::make_output_section): Update caller.
3965 (Layout::attach_sections_to_segments): Take new const Target* argument;
3966 pass it to attach_section_to_segment.
3967 * gold.cc (queue_middle_tasks): Update caller.
3968 * layout.h (Layout): Update method decls with new arguments.
3970 * arm.cc (Target_arm::Target_arm): Take optional argument for the
3971 Target_info pointer to use.
3972 (Target_arm::do_make_data_plt): New virtual method.
3973 (Target_arm::make_data_plt): New method that calls it.
3974 (Target_arm::make_plt_entry): Use it.
3975 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
3976 for the section alignment.
3977 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
3979 (Output_data_plt_arm::first_plt_entry_offset): Call it.
3980 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
3982 (Output_data_plt_arm::get_plt_entry_size): Call it.
3983 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
3984 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
3985 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
3987 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
3988 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
3989 method instead of sizeof(plt_entry).
3990 (Output_data_plt_arm::add_entry): Likewise.
3991 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
3992 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
3994 (Target_arm::plt_entry_size): Likewise.
3995 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
3997 (Output_data_plt_arm_standard): ... here, new class.
3998 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
3999 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
4000 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
4002 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
4003 Take additional argument for the PLT entry size.
4004 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
4005 Use get_plt_entry_size method rather than plt_entry_size variable.
4006 (Output_data_plt_x86_64::reserve_slot): Likewise.
4007 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
4008 (Output_data_plt_x86_64::add_entry): Likewise.
4009 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
4010 (Output_data_plt_x86_64::address_for_global): Likewise.
4011 (Output_data_plt_x86_64::address_for_local): Likewise.
4012 (Output_data_plt_x86_64::set_final_data_size): Likewise.
4013 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
4014 Make method non-static.
4015 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
4017 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
4018 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
4019 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
4020 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
4022 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
4023 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
4025 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
4026 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
4028 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
4029 (Output_data_plt_x86_64::plt_entry_size)
4030 (Output_data_plt_x86_64::first_plt_entry)
4031 (Output_data_plt_x86_64::plt_entry)
4032 (Output_data_plt_x86_64::tlsdesc_plt_entry)
4033 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
4034 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
4035 (Output_data_plt_x86_64_standard): ... here, new class.
4036 (Target_x86_64::Target_x86_64): Take optional argument for the
4037 Target_info pointer to use.
4038 (Target_x86_64::do_make_data_plt): New virtual method.
4039 (Target_x86_64::make_data_plt): New method to call it.
4040 (Target_x86_64::init_got_plt_for_update): Use that.
4041 Call this->plt_->add_eh_frame method here.
4042 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
4043 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
4044 rather than static method.
4045 (Target_x86_64::plt_entry_size): Likewise.
4046 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
4047 rather than plt_entry_size variable. Move guts of PLT filling to...
4048 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
4049 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
4050 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
4052 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
4053 additional argument for the section alignment.
4054 Don't do add_eh_frame_for_plt here.
4055 (Output_data_plt_i386::first_plt_entry_offset): Make the method
4056 non-static. Use get_plt_entry_size method rather than plt_entry_size
4058 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
4060 (Output_data_plt_i386::get_plt_entry_size): Call it.
4061 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
4062 (Output_data_plt_i386::add_eh_frame): New method to call it.
4063 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
4065 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
4066 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
4068 (Output_data_plt_i386::fill_plt_entry): New method to call it.
4069 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
4070 method instead of plt_entry_size.
4071 (Output_data_plt_i386::plt_entry_size)
4072 (Output_data_plt_i386::plt_eh_frame_fde_size)
4073 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
4074 (Output_data_plt_i386_standard): ... here, new class.
4075 (Output_data_plt_i386_exec): New class.
4076 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
4077 (Output_data_plt_i386_exec::first_plt_entry): ... here.
4078 (Output_data_plt_i386::exec_plt_entry): Move to ...
4079 (Output_data_plt_i386_exec::plt_entry): ... here.
4080 (Output_data_plt_i386_dyn): New class.
4081 (Output_data_plt_i386::first_plt_entry): Move to ...
4082 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
4083 (Output_data_plt_i386::dyn_plt_entry): Move to ...
4084 (Output_data_plt_i386_dyn::plt_entry): ... here.
4085 (Target_i386::Target_i386): Take optional argument for the Target_info
4087 (Target_i386::do_make_data_plt): New virtual method.
4088 (Target_i386::make_data_plt): New method to call it.
4089 (Target_i386::make_plt_section): Use that.
4090 Call this->plt_->add_eh_frame method here.
4091 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
4092 rather than plt_entry_size variable.
4093 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
4094 (Output_data_plt_i386::address_for_local): Likewise.
4095 (Output_data_plt_i386::do_write): Likewise.
4096 Move guts of PLT filling to...
4097 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
4098 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
4099 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
4100 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
4102 2012-05-01 Cary Coutant <ccoutant@google.com>
4104 * dwarf_reader.cc (Dwarf_die::read_attributes)
4105 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
4106 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
4107 * reduced_debug_output.cc
4108 (Output_reduced_debug_info_section::get_die_end): Remove
4109 DW_FORM_GNU_ref_index. Add default case.
4111 2012-04-26 Mark Wielaard <mjw@redhat.com>
4113 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
4114 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
4115 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
4116 DW_AT_high_pc as offset from DW_AT_low_pc.
4118 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
4119 * testsuite/Makefile.in: Regenerate.
4120 * testsuite/gdb_index_test_3.c: New test source file.
4121 * testsuite/gdb_index_test_3.sh: New test source file.
4123 2012-04-25 Ian Lance Taylor <iant@google.com>
4125 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
4127 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
4128 as a class, not a struct.
4129 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
4130 (Target_arm::apply_cortex_a8_workaround): Likewise.
4131 * gc.h: Declare Reloc_types as a struct, not a class.
4132 * object.h: Declare Symbols_data as a struct.
4133 * reloc.h: Declare Read_relocs_data as a struct.
4134 * target.h: Declare Relocate_info as a struct.
4136 2012-04-24 David S. Miller <davem@davemloft.net>
4138 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
4139 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
4142 2012-04-24 Cary Coutant <ccoutant@google.com>
4144 * incremental-dump.cc (find_input_containing_global): Replace
4145 magic number with symbolic constant.
4146 (dump_incremental_inputs): Update version number.
4147 * incremental.cc (Output_section_incremental_inputs): Update version
4148 number; import symbolic constants from Incremental_inputs_reader.
4149 (Incremental_inputs::create_data_sections): Align relocations
4150 section correctly for 64-bit targets.
4151 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
4152 constants; add padding.
4153 (Output_section_incremental_inputs::write_header): Add assert for
4155 (Output_section_incremental_inputs::write_input_files): Add assert
4156 for input_entry_size.
4157 (Output_section_incremental_inputs::write_info_blocks): Add padding;
4158 add assert for object_info_size, input_section_entry_size,
4159 global_sym_entry_size.
4160 * incremental.h (Incremental_inputs_reader): Add symbolic constants
4161 for data structure sizes; use them.
4162 (Incremental_input_entry_reader): Import symbolic constants from
4163 Incremental_inputs_reader; use them.
4165 2012-04-23 David S. Miller <davem@davemloft.net>
4167 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
4169 (Target_sparc::Target_sparc): Initialize new fields.
4170 (Target_sparc::do_make_elf_object): New function.
4171 (Target_sparc::do_adjust_elf_header): New function.
4173 2012-04-23 Cary Coutant <ccoutant@google.com>
4175 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
4176 CU range table of gdb index.
4178 2012-04-20 David S. Miller <davem@davemloft.net>
4180 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
4183 2012-04-16 David S. Miller <davem@davemloft.net>
4185 * sparc.cc (Target_sparc::got_address): New function.
4186 (Sparc_relocate_functions::gdop_hix22): New function.
4187 (Sparc_relocate_functions::gdop_lox10): New function.
4188 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
4190 (Target_sparc::Scan::local): Likewise if the global symbol is not
4191 preemptible and is not IFUNC.
4192 (Target_sparc::Relocate::relocate): Perform GOTDATA code
4193 transformations for local and non-preemptible non-IFUNC global
4196 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
4197 writing out 64-bit part of ranges.
4199 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
4200 -fpic and -fpie respectively.
4201 * Makefile.in: Regenerate.
4203 * sparc.cc (class Target_sparc): Add rela_ifunc_.
4204 (Target_sparc::Target_sparc): Initialize new field.
4205 (Target_sparc::do_plt_section_for_global): New function.
4206 (Target_sparc::do_plt_section_for_local): New function.
4207 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
4208 (Target_sparc::make_plt_section): New function, broken out of
4209 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
4210 (Target_sparc::make_plt_entry): Call make_plt_section.
4211 (Target_sparc::make_local_ifunc_plt_entry): New function.
4212 (Target_sparc::rela_ifunc_section): New function.
4213 (Target_sparc::plt_section): Remove const.
4214 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
4215 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
4216 and ifunc_count_ fields.
4217 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
4218 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
4219 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
4220 (Output_data_plt_sparc::rela_ifunc): New function.
4221 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
4222 (Output_data_plt_sparc::has_ifunc_section): New function.
4223 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
4224 (Output_data_plt_sparc::address_for_global): New function.
4225 (Output_data_plt_sparc::address_for_local): New function.
4226 (Output_data_plt_sparc::plt_index_to_offset): New function.
4227 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
4229 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
4231 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
4232 R_SPARC_JMP_IREL to switch.
4233 (Target_sparc::Scan::check_non_pic): Likewise.
4234 (Target_sparc::Scan::local): Handle IFUNC symbols.
4235 (Target_sparc::Scan::local): Likewise.
4236 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
4237 and plt_address_for_local.
4238 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
4239 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
4241 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
4242 (class Output_data_reloc): Adjust calls to Output_reloc_type.
4243 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
4244 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
4246 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
4247 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
4249 * sparc.cc (Target_sparc::Scan::global): Likewise.
4250 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4252 2012-04-16 Cary Coutant <ccoutant@google.com>
4254 * archive.cc (Library_base::should_include_member): Check for
4255 --export-dynamic-symbol.
4256 * options.h (class General_options): Add --export-dynamic-symbol.
4257 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
4258 --export-dynamic-symbol.
4259 (Symbol_table::gc_mark_undef_symbols): Likewise.
4260 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
4262 2012-04-12 David S. Miller <davem@davemloft.net>
4264 * sparc.cc (Reloc::wdisp10): New relocation method.
4265 (Reloc::h34): Likewise.
4266 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
4267 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
4269 (Target_sparc::Scan::local): Likewise.
4270 (Target_sparc::Scan::global): Likewise.
4271 (Target_sparc::Relocate::relocate): Likewise.
4273 2012-04-09 Cary Coutant <ccoutant@google.com>
4275 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
4278 2012-04-06 Ian Lance Taylor <iant@google.com>
4280 * timer.cc: #include <unistd.h>.
4282 2012-04-06 Roland McGrath <mcgrathr@google.com>
4284 * configure.in (AC_CHECK_HEADERS): Add locale.h.
4285 * config.in: Regenerate.
4286 * configure: Regenerate.
4288 2012-04-05 Nick Clifton <nickc@redhat.com>
4290 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
4291 (AM_LC_MESSAGES): Add.
4292 * aclocal.m4: Regenerate.
4293 * config.in: Regenerate.
4294 * configure: Regenerate.
4296 2012-03-21 Cary Coutant <ccoutant@google.com>
4298 * Makefile.am: Add gdb-index.cc, gdb-index.h.
4299 * Makefile.in: Regenerate.
4300 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
4301 (Sized_elf_reloc_mapper::symbol_section): New function.
4302 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
4303 (make_elf_reloc_mapper): New function.
4304 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
4305 (Dwarf_abbrev_table::do_read_abbrevs): New function.
4306 (Dwarf_abbrev_table::do_get_abbrev): New function.
4307 (Dwarf_ranges_table::read_ranges_table): New function.
4308 (Dwarf_ranges_table::read_range_list): New function.
4309 (Dwarf_pubnames_table::read_section): New function.
4310 (Dwarf_pubnames_table::read_header): New function.
4311 (Dwarf_pubnames_table::next_name): New function.
4312 (Dwarf_die::Dwarf_die): New function.
4313 (Dwarf_die::read_attributes): New function.
4314 (Dwarf_die::skip_attributes): New function.
4315 (Dwarf_die::set_name): New function.
4316 (Dwarf_die::set_linkage_name): New function.
4317 (Dwarf_die::attribute): New function.
4318 (Dwarf_die::string_attribute): New function.
4319 (Dwarf_die::int_attribute): New function.
4320 (Dwarf_die::uint_attribute): New function.
4321 (Dwarf_die::ref_attribute): New function.
4322 (Dwarf_die::child_offset): New function.
4323 (Dwarf_die::sibling_offset): New function.
4324 (Dwarf_info_reader::check_buffer): New function.
4325 (Dwarf_info_reader::parse): New function.
4326 (Dwarf_info_reader::do_parse): New function.
4327 (Dwarf_info_reader::do_read_string_table): New function.
4328 (Dwarf_info_reader::lookup_reloc): New function.
4329 (Dwarf_info_reader::get_string): New function.
4330 (Dwarf_info_reader::visit_compilation_unit): New function.
4331 (Dwarf_info_reader::visit_type_unit): New function.
4332 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
4333 Sized_elf_reloc_mapper.
4334 (Sized_dwarf_line_info::symbol_section): Remove function.
4335 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
4336 (Sized_dwarf_line_info::read_line_mappings): Remove object
4337 parameter, adjust callers.
4338 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
4339 * dwarf_reader.h: Include <sys/types.h>.
4340 (class Track_relocs): Remove forward declaration.
4341 (class Elf_reloc_mapper): New class.
4342 (class Sized_elf_reloc_mapper): New class.
4343 (class Dwarf_abbrev_table): New class.
4344 (class Dwarf_range_list): New class.
4345 (class Dwarf_ranges_table): New class.
4346 (class Dwarf_pubnames_table): New class.
4347 (class Dwarf_die): New class.
4348 (class Dwarf_info_reader): New class.
4349 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
4350 (Sized_dwarf_line_info::symbol_section): Remove member function.
4351 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
4353 * gdb-index.cc: New source file.
4354 * gdb-index.h: New source file.
4355 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
4356 and .debug_types sections, call Layout::add_to_gdb_index.
4357 (Sized_relobj_incr::do_section_name): Implement.
4358 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
4359 return type; Implement.
4360 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
4362 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
4363 parameter list and return type.
4364 (Sized_incr_dynobj::do_section_contents): Likewise.
4365 * layout.cc: Include gdb-index.h.
4366 (Layout::Layout): Initialize gdb_index_data_.
4367 (Layout::init_fixed_output_section): Check for .gdb_index section.
4368 (Layout::add_to_gdb_index): New function. Instantiate.
4369 * layout.h: Add forward declaration for class Gdb_index.
4370 (Layout::add_to_gdb_index): New member function.
4371 (Layout::gdb_index_data_): New data member.
4372 * main.cc: Include gdb-index.h.
4373 (main): Print statistics for gdb index.
4374 * object.cc (Object::section_contents): Move code into
4375 do_section_contents.
4376 (need_decompressed_section): Check for sections needed when building
4378 (build_compressed_section_map): Likewise.
4379 (Sized_relobj_file::do_read_symbols): Need local symbols when building
4381 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
4382 sections; call Layout::add_to_gdb_index.
4383 (Sized_relobj_file::do_decompressed_section_contents): Call
4384 do_section_contents directly.
4385 * object.h (Object::do_section_contents): Adjust parameter list and
4387 (Object::do_decompressed_section_contents): Call do_section_contents
4389 (Sized_relobj_file::do_section_contents): Adjust parameter list and
4391 * options.h (class General_options): Add --gdb-index option.
4392 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
4393 list and return type.
4394 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
4395 * reloc.h (Track_relocs::checkpoint): New function.
4396 (Track_relocs::reset): New function.
4398 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
4400 * testsuite/Makefile.in: Regenerate.
4401 * testsuite/gdb_index_test.cc: New test source file.
4402 * testsuite/gdb_index_test_1.sh: New test source file.
4403 * testsuite/gdb_index_test_2.sh: New test source file.
4405 2012-03-19 Doug Kwan <dougkwan@google.com>
4407 * arm.cc (Target_arm::do_define_standard_symbols): New method.
4408 (Target_arm::do_finalize_sections): Remove code which defines
4409 __exidx_start and __exidx_end. Make symbol table parameter
4410 anonymous as it is not used.
4411 * gold.cc (queue_middle_tasks): Call target hook to define any
4412 target-specific symbols.
4413 * target.h (Target::define_standard_symbols): New method.
4414 (Target::do_define_standard_symbols): Same.
4415 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
4416 * testsuite/Makefile.in: Regenerate.
4417 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
4419 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
4420 relocations are generated for __exidx_start and __exidx_end.
4422 2012-03-16 Doug Kwan <dougkwan@google.com>
4424 * testsuite/Makefile.am: Disable test initpri3b.
4425 * testsuite/Makefile.in: Regenerate.
4427 2012-03-15 Doug Kwan <dougkwan@google.com>
4429 * arm.cc (Target_arm::got_section): Make .got section read-only
4432 2012-03-15 Ian Lance Taylor <iant@google.com>
4435 * layout.cc (Layout::make_output_section): Correctly mark
4436 SHT_INIT_ARRAY, et. al., as relro.
4438 2012-03-14 Doug Kwan <dougkwan@google.com>
4440 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
4441 dynamic relocations for protected symbols in shared objects.
4443 2012-03-13 Ian Lance Taylor <iant@google.com>
4445 * resolve.cc (Symbol_table::resolve): When merging common symbols,
4446 keep the larger alignment.
4448 2012-03-12 Cary Coutant <ccoutant@google.com>
4450 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
4451 handling of DW_LNE_define_file.
4453 2012-03-12 Cary Coutant <ccoutant@google.com>
4455 * reduced_debug_output.cc
4456 (Output_reduced_debug_info_section::get_die_end): Add new FORM
4459 2012-02-29 Cary Coutant <ccoutant@google.com>
4461 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
4463 2012-02-29 Cary Coutant <ccoutant@google.com>
4465 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4466 Call Object::decompressed_section_contents.
4467 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
4469 (Sized_dwarf_line_info::buffer_start_): New data member.
4470 * merge.cc (Output_merge_data::do_add_input_section): Call
4471 Object::decompressed_section_contents.
4472 (Output_merge_string::do_add_input_section): Likewise.
4473 * object.cc (need_decompressed_section): New function.
4474 (build_compressed_section_map): Decompress sections needed later.
4475 (Sized_relobj_file::do_decompressed_section_contents): New function.
4476 (Sized_relobj_file::do_discard_decompressed_sections): New function.
4477 * object.h (Object::decompressed_section_contents): New function.
4478 (Object::discard_decompressed_sections): New function.
4479 (Object::do_decompressed_section_contents): New function.
4480 (Object::do_discard_decompressed_sections): New function.
4481 (Compressed_section_info): New type.
4482 (Compressed_section_map): Include decompressed section contents.
4483 (Sized_relobj_file::do_decompressed_section_contents): New function.
4484 (Sized_relobj_file::do_discard_decompressed_sections): New function.
4486 2012-02-16 Cary Coutant <ccoutant@google.com>
4488 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
4489 * testsuite/Makefile.in: Regenerate.
4491 2012-02-14 Cary Coutant <ccoutant@google.com>
4493 * options.cc (General_options::finalize): Disallow -pie and -static.
4495 2012-02-03 Doug Kwan <dougkwan@google.com>
4497 * arm.cc (Arm_relocate_functions::abs8,
4498 Arm_relocate_functions::abs16): Use
4499 Bits::has_signed_unsigned_overflow32.
4500 (Arm_relocate_functions::thm_abs8): Correct range of
4502 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
4505 2012-02-02 Doug Kwan <dougkwan@google.com>
4507 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
4508 position independent outputs, not just shared objects.
4510 2012-01-30 H.J. Lu <hongjiu.lu@intel.com>
4512 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
4513 * configure: Regenerated.
4515 2012-01-27 Ian Lance Taylor <iant@google.com>
4517 * reloc.h (Bits): New class with static functions, copied from
4518 namespace utils in arm.cc.
4519 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
4522 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
4524 * incremental.cc (write_info_blocks): Correct relocation offset.
4526 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
4528 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
4529 (Relocate::tls_gd_to_le): Likewise.
4531 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
4533 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
4535 2012-01-27 H.J. Lu <hongjiu.lu@intel.com>
4537 * configure.ac: Check if -mcmodel=medium works.
4538 * configure: Regenerated.
4540 2012-01-24 Cary Coutant <ccoutant@google.com>
4542 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
4544 (read_unsigned_LEB_128_x): ... this new function.
4545 (read_signed_LEB_128): Replaced with inline definition and ...
4546 (read_signed_LEB_128_x): ... this new function.
4547 * int_encoding.h (read_unsigned_LEB_128_x): New function.
4548 (read_unsigned_LEB_128): Add inline definition.
4549 (read_signed_LEB_128_x): New function.
4550 (read_signed_LEB_128): Add inline definition.
4551 * testsuite/Makefile.am (leb128_unittest): New unit test.
4552 * testsuite/Makefile.in: Regenerate.
4553 * testsuite/leb128_unittest.cc: New unit test.
4555 2012-01-23 Ian Lance Taylor <iant@google.com>
4558 * i386.cc (Target_i386::do_code_fill): When using a jmp
4559 instruction, pad with nop instructions.
4560 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
4562 2012-01-22 H.J. Lu <hongjiu.lu@intel.com>
4564 * x86_64.cc (gc_process_relocs): Add typename on types used in
4566 (scan_relocs): Likewise.
4567 (relocate_section): Likewise.
4568 (apply_relocation): Likewise.
4570 2012-01-10 H.J. Lu <hongjiu.lu@intel.com>
4572 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
4573 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
4576 2012-01-09 H.J. Lu <hongjiu.lu@intel.com>
4578 * x86_64.cc: Initial support for x32.
4580 2012-01-03 Cary Coutant <ccoutant@google.com>
4582 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
4583 Use abstract base class for GOT.
4584 * gold/output.h (class Output_data_got_base): New abstract base class.
4585 (class Output_data_got): Derive from new base class, adjust ctors.
4586 (Output_data_got::reserve_slot): Make virtual; rename to
4587 do_reserve_slot; Adjust callers.
4588 * gold/target.h (Sized_target::init_got_plt_for_update): Return
4589 pointer to abstract base class.
4590 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
4592 2011-12-18 Ian Lance Taylor <iant@google.com>
4594 * object.h (Relobj::local_symbol_value): New function.
4595 (Relobj::local_plt_offset): New function.
4596 (Relobj::local_has_got_offset): New function.
4597 (Relobj::local_got_offset): New function.
4598 (Relobj::set_local_got_offset): New function.
4599 (Relobj::do_local_symbol_value): New pure virtual function.
4600 (Relobj::do_local_plt_offset): Likewise.
4601 (Relobj::do_local_has_got_offset): Likewise.
4602 (Relobj::do_local_got_offset): Likewise.
4603 (Relobj::do_set_local_got_offset): Likewise.
4604 (Sized_relobj::do_local_has_got_offset): Rename from
4605 local_has_got_offset.
4606 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
4607 (Sized_relobj::do_set_local_got_offset): Rename from
4608 set_local_got_offset.
4609 (Sized_relobj_file::do_local_plt_offset): Rename from
4611 (Sized_relobj_file::do_local_symbol_value): New function.
4612 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
4614 * output.cc (Output_data_got::Got_entry::write): Change object to
4615 Relobj. Use local_symbol_value.
4616 (Output_data_got::add_global_with_rel): Change rel_dyn to
4617 Output_data_reloc_generic*. Use add_global_generic.
4618 (Output_data_got::add_global_with_rela): Remove. Change all
4619 callers to use add_global_with_rel.
4620 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
4621 Output_data_reloc_generic*. Use add_global_generic.
4622 (Output_data_got::add_global_pair_with_rela): Remove. Change all
4623 callers to use add_global_pair_with_rel.
4624 (Output_data_got::add_local): Change object to Relobj*.
4625 (Output_data_got::add_local_plt): Likewise.
4626 (Output_data_got::add_local_with_rel): Change object to Relobj*,
4627 change rel_dyn to Output_data_reloc_generic*. Use
4629 (Output_data_got::add_local_with_rela): Remove. Change all
4630 callers to use all_local_with_rel.
4631 (Output_data_got::add_local_pair_with_rel): Change object to
4632 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
4633 add_output_section_generic.
4634 (Output_data_got::add_local_pair_with_rela): Remove. Change all
4635 callers to use add_local_pair_with_rel.
4636 (Output_data_got::reserve_local): Change object to Relobj*.
4637 * output.h: (class Output_data_reloc_generic): Add pure virtual
4638 declarations for add_global_generic, add_local_generic,
4639 add_output_section_generic.
4640 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
4641 functions for Output_data_reloc_generic. Update declarations for
4642 changes listed in output.cc.
4643 (class Output_data_got): Change template parameter to got_size.
4644 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
4645 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
4647 (Sized_relobj_incr::do_local_plt_offset): New function.
4648 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
4651 2011-12-17 Cary Coutant <ccoutant@google.com>
4653 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
4654 * resolve.cc (Symbol_table::resolve): Likewise.
4655 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
4657 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
4659 2011-12-16 Ian Lance Taylor <iant@google.com>
4661 * output.h (Output_data_reloc_generic::add): Only call
4662 add_dynamic_reloc if this is a dynamic reloc section.
4664 2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
4667 * target-reloc.h (apply_relocation): Replace <64, false> with
4670 2011-11-25 Nick Clifton <nickc@redhat.com>
4672 * po/it.po: New Italian translation.
4674 2011-11-17 Sterling Augustine <saugustine@google.com>
4676 * script.cc (script_include_directive): Implement.
4677 (read_script_file): New local variables name and search_path. Update
4678 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
4679 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
4680 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
4682 2011-11-11 Sterling Augustine <saugustine@google.com>
4684 * yyscript.y (section_cmd): Add support for INCLUDE directive.
4685 (file_or_sections_cmd): Likewise.
4687 2011-11-11 Doug Kwan <dougkwan@google.com>
4689 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
4690 if --just-symbols is given.
4692 2011-11-10 Doug Kwan <dougkwan@google.com>
4695 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
4696 when processing data relocs.
4697 * reloc.h (Relocate_functions::rel_unaligned): New method.
4698 (Relocate_functions::pcrel_unaligned): Ditto.
4699 (Relocate_functions::rel32_unaligned): Ditto.
4700 (Relocate_functions::pcrel32_unaligned): Ditto.
4702 2011-11-09 Doug Kwan <dougkwan@google.com>
4705 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
4706 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
4707 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
4708 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
4709 (Relocate_functions::rel_unaligned): New.
4710 (Relocate_functions::rel32_unaligned): New.
4711 * target-reloc.h (relocate_for_relocatable): Add code to handle
4712 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
4713 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
4714 arm_unaligned_reloc_r): New targets.
4715 * testsuite/Makefile.in: Regenerate.
4716 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
4719 2011-11-02 Ian Lance Taylor <iant@google.com>
4721 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
4723 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
4724 * options.cc (General_options::finalize): Use library search path
4725 from configure script if specified. If not native and no sysroot,
4726 only search TOOLLIBDIR.
4727 * options.h (Search_directory::Search_directory): Change name to
4729 (General_options::add_to_library_path_with_sysroot): Change arg to
4731 * configure, Makefile.in, config.in: Rebuild.
4733 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4735 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
4736 we are working around the ARM1176 Erratum.
4737 * options.h (General_options::fix_arm1176): Add option.
4738 * testsuite/Makefile.am: Add testcases, and keep current ones
4740 * testsuite/Makefile.in: Regenerate.
4741 * testsuite/arm_fix_1176.s: New file.
4742 * testsuite/arm_fix_1176.sh: Likewise.
4744 2011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4746 * arm.cc (Target_arm::Target_arm): Remove initialisation of
4748 (Target_arm::may_use_blx): Remove method.
4749 (Target_arm::set_may_use_blx): Likewise.
4750 (Target_arm::may_use_v4t_interworking): New method.
4751 (Target_arm::may_use_v5t_interworking): Likewise.
4752 (Target_arm::may_use_blx_): Remove member variable.
4753 (Arm_relocate_functions::arm_branch_common): Check for v5T
4755 (Arm_relocate_functions::thumb_branch_common): Likewise.
4756 (Reloc_stub::stub_type_for_reloc): Likewise.
4757 (Target_arm::do_finalize_sections): Correct interworking checks.
4758 * testsuite/Makefile.am: Add new tests.
4759 * testsuite/Makefile.in: Regenerate.
4760 * testsuite/arm_farcall_arm_arm.s: New test.
4761 * testsuite/arm_farcall_arm_arm.sh: Likewise.
4762 * testsuite/arm_farcall_arm_thumb.s: Likewise.
4763 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
4764 * testsuite/arm_farcall_thumb_arm.s: Likewise.
4765 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
4766 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
4767 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
4769 2011-10-31 Cary Coutant <ccoutant@google.com>
4772 * expression.cc (Expression::eval_with_dot): Add
4773 is_section_dot_assignment parameter.
4774 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
4775 absolute and assigning to dot within a section.
4776 * script-sections.cc
4777 (Output_section_element_assignment::set_section_addresses): Pass
4778 dot_section to set_if_absolute.
4779 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
4780 as is_section_dot_assignment flag to eval_with_dot.
4781 (Output_section_element_dot_assignment::set_section_addresses):
4783 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
4784 parameter. Also set value if relative to dot_section; set the
4785 symbol's output_section.
4786 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
4787 parameter. Adjust all callers.
4788 (Expression::eval_maybe_dot): Likewise.
4789 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
4791 * testsuite/script_test_2.t: Test assignment of an absolute value
4792 to dot within an output section element.
4794 2011-10-31 Cary Coutant <ccoutant@google.com>
4796 * options.h (class General_options): Add --[no-]gnu-unique options.
4797 * symtab.cc (Symbol_table::sized_write_globals): Convert
4798 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
4800 2011-10-31 Cary Coutant <ccoutant@google.com>
4803 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
4804 unnecessary assertion.
4805 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
4807 2011-10-31 Sriraman Tallam <tmsriram@google.com>
4809 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
4811 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
4813 Change to just keep the section associated with symbol.
4814 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
4815 they are externally visible and --export-dynamic is turned on.
4816 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
4818 2011-10-19 Ian Lance Taylor <iant@google.com>
4821 * script-sections.cc
4822 (Output_section_element_dot_assignment::needs_output_section): New
4825 2011-10-19 Ian Lance Taylor <iant@google.com>
4828 * layout.cc (Layout::segment_precedes): Don't assert failure if a
4829 --section-start option was seen.
4830 * options.h (General_options::any_section_start): New function.
4832 2011-10-18 David S. Miller <davem@davemloft.net>
4835 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
4836 member to track relocation locations that have moved during TLS
4837 reloc optimizations.
4838 (Target_sparc::Relocate::Relocate): Initialize to NULL.
4839 (Target_sparc::Relocate::relocate): Adjust view down by 4
4840 bytes if it matches reloc_adjust_addr_.
4841 (Target_sparc::Relocate::relocate_tls): Always move the
4842 __tls_get_addr call delay slot instruction forward 4 bytes when
4843 performing relaxation.
4845 2011-10-18 Cary Coutant <ccoutant@google.com>
4847 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
4848 (Output_file::map_no_anonymous): Check for non-zero
4849 return code from posix_fallocate.
4851 2011-10-17 Cary Coutant <ccoutant@google.com>
4854 * plugin.cc (is_visible_from_outside): Check for symbols
4855 referenced from dynamic objects.
4856 * resolve.cc (Symbol_table::resolve): Don't count references
4857 from dynamic objects as references from real ELF files.
4858 * testsuite/plugin_test_2.sh: Adjust expected result.
4860 2011-10-17 Cary Coutant <ccoutant@google.com>
4862 * gold.cc: Include timer.h.
4863 (queue_middle_tasks): Stamp time.
4864 (queue_final_tasks): Likewise.
4865 * main.cc (main): Store timer in parameters. Print timers
4867 * parameters.cc (Parameters::Parameters): Initialize timer_.
4868 (Parameters::set_timer): New function.
4869 (set_parameters_timer): New function.
4870 * parameters.h (Parameters::set_timer): New function.
4871 (Parameters::timer): New function.
4872 (Parameters::timer_): New data member.
4873 (set_parameters_timer): New function.
4874 * timer.cc (Timer::stamp): New function.
4875 (Timer::get_pass_time): New function.
4876 * timer.h (Timer::stamp): New function.
4877 (Timer::get_pass_time): New function.
4878 (Timer::pass_times_): New data member.
4880 2011-10-17 Cary Coutant <ccoutant@google.com>
4882 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
4883 task for members of lib groups.
4885 2011-10-17 Cary Coutant <ccoutant@google.com>
4888 * fileread.cc (File_read::find_view): Add assert.
4889 (File_read::make_view): Move bounds check (replace with assert)...
4890 (File_read::find_or_make_view): ... to here.
4892 2011-10-12 Cary Coutant <ccoutant@google.com>
4894 * output.cc (Output_file::open_base_file): Handle case where
4895 ::read returns less than requested size.
4897 2011-10-10 Cary Coutant <ccoutant@google.com>
4899 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
4900 Initialize defined_count_.
4901 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
4902 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
4903 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
4904 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
4905 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4906 * incremental.h (Sized_relobj_incr::defined_count_): New data
4908 (Sized_incr_dynobj::defined_count_): New data member.
4909 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
4910 Return zeroes instead of internal error.
4912 2011-10-10 Cary Coutant <ccoutant@google.com>
4915 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
4916 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4917 * output.h (class Output_reloc): Add use_plt_offset flag.
4918 (Output_reloc::type_): Adjust size of bit field.
4919 (Output_reloc::use_plt_offset_): New bit field.
4920 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
4921 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
4922 flag. Adjust all callers.
4923 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
4924 creating RELATIVE relocations.
4926 2011-10-10 Nick Clifton <nickc@redhat.com>
4928 * po/es.po: Updated Spanish translation.
4929 * po/fi.po: Updated Finnish translation.
4931 2011-10-03 Diego Novillo <dnovillo@google.com>
4933 * options.cc (parse_uint): Fix dereference of RETVAL.
4935 2011-09-29 Sriraman Tallam <tmsriram@google.com>
4937 * layout.h (section_order_map_): New member.
4938 (get_section_order_map): New member function.
4939 * output.cc (Output_section::add_input_section): Check for patterns
4940 only when --section-ordering-file is specified.
4941 * gold.cc (queue_middle_tasks): Delay updating order of sections till
4942 output_sections have been formed.
4943 * layout.cc (Layout_Layout): Initialize section_order_map_.
4944 * plugin.cc (update_section_order): Store order in order_map. Do not
4946 * testsuite/Makefile.am: Add test case for plugin_final_layout.
4947 * testsuite/Makefile.in: Regenerate.
4948 * testsuite/plugin_section_order.c: New file.
4949 * testsuite/plugin_final_layout.cc: New file.
4950 * testsuite/plugin_final_layout.sh: New file.
4952 2011-09-29 Cary Coutant <ccoutant@google.com>
4954 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
4956 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
4957 symbols during incremental update.
4958 (Symbol_table::add_from_dynobj): Likewise.
4960 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4961 Ian Lance Taylor <iant@google.com>
4963 * symtab.cc (Symbol_table::define_special_symbol): Always
4964 canonicalize version string.
4966 2011-09-26 Cary Coutant <ccoutant@google.com>
4968 * gold.cc (queue_initial_tasks): Move option checks ...
4969 * options.cc (General_options::finalize): ... to here. Disable
4970 some options; make others fatal.
4972 2011-09-26 Cary Coutant <ccoutant@google.com>
4975 * plugin.cc (get_symbols_v2): New function.
4976 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
4977 (is_referenced_from_outside): New function.
4978 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
4979 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
4980 (get_symbols): Pass version parameter.
4981 (get_symbols_v2): New function.
4982 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
4984 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
4985 (onload): Add LDPT_GET_SYMBOLS_V2.
4986 (all_symbols_read_hook): Use get_symbols_v2; check for
4987 LDPR_PREVAILING_DEF_IRONLY_EXP.
4988 * testsuite/plugin_test_3.sh: Update expected results.
4990 2011-09-23 Simon Baldwin <simonb@google.com>
4992 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
4993 configuration options.
4994 * configure: Regenerate.
4995 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
4996 * Makefile.in: Regenerate.
4997 * testsuite/Makefile.in: Regenerate.
4999 2011-09-19 Sriraman Tallam <tmsriram@google.com>
5001 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
5003 2011-09-19 Cary Coutant <ccoutant@google.com>
5005 * incremental.cc (can_incremental_update): Fix typo in comment.
5006 * incremental.h (can_incremental_update): Likewise.
5008 2011-09-18 Cary Coutant <ccoutant@google.com>
5010 * incremental.cc (can_incremental_update): New function.
5011 * incremental.h (can_incremental_update): New function.
5012 * layout.cc (Layout::init_fixed_output_section): Call it.
5013 (Layout::make_output_section): Don't allow patch space in .eh_frame.
5014 * object.cc (Sized_relobj_file::do_layout): Call
5015 can_incremental_update.
5017 2011-09-13 Cary Coutant <ccoutant@google.com>
5019 * configure.ac: Check for glibc support for gnu_indirect_function
5020 support with static linking, setting automake conditional
5022 * Makefile.in: Regenerate.
5023 * configure: Regenerate.
5025 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
5026 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
5028 * testsuite/Makefile.in: Regenerate.
5030 2011-09-13 Cary Coutant <ccoutant@google.com>
5032 * incremental.cc (Sized_relobj_incr::do_layout): Call
5033 report_comdat_group for kept comdat sections.
5034 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
5035 * testsuite/Makefile.in: Regenerate.
5036 * testsuite/incr_comdat_test_1.cc: New source file.
5037 * testsuite/incr_comdat_test_2_v1.cc: New source file.
5038 * testsuite/incr_comdat_test_2_v2.cc: New source file.
5039 * testsuite/incr_comdat_test_2_v3.cc: New source file.
5041 2011-09-13 Ian Lance Taylor <iant@google.com>
5043 * object.cc (Sized_relobj_file::do_layout): Remove unused local
5044 variable external_symbols_offset.
5046 2011-09-12 Ian Lance Taylor <iant@google.com>
5048 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
5049 triggered if object has no symbols.
5051 2011-09-09 David S. Miller <davem@davemloft.net>
5053 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
5054 (Output_fill_debug_line::do_write): Likewise.
5056 2011-08-29 Cary Coutant <ccoutant@google.com>
5058 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
5059 casts to match formatting specs.
5060 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
5062 2011-08-26 Cary Coutant <ccoutant@google.com>
5064 * layout.cc (Free_list::allocate): Provide guarantee of minimum
5065 remaining hole size when allocating.
5066 (Layout::make_output_section): Set fill methods for debug sections.
5067 * layout.h (Free_list::Free_list_node): Move from private to
5069 (Free_list::set_min_hole_size): New function.
5070 (Free_list::begin, Free_list::end): New functions.
5071 (Free_list::min_hole_): New data member.
5072 * output.cc: Include dwarf.h.
5073 (Output_fill_debug_info::do_minimum_hole_size): New function.
5074 (Output_fill_debug_info::do_write): New function.
5075 (Output_fill_debug_line::do_minimum_hole_size): New function.
5076 (Output_fill_debug_line::do_write): New function.
5077 (Output_section::Output_section): Initialize new data member.
5078 (Output_section::set_final_data_size): Ensure patch space is larger
5079 than minimum hole size.
5080 (Output_section::do_write): Fill holes in debug sections.
5081 * output.h (Output_fill): New class.
5082 (Output_fill_debug_info): New class.
5083 (Output_fill_debug_line): New class.
5084 (Output_section::set_free_space_fill): New function.
5085 (Output_section::free_space_fill_): New data member.
5086 * testsuite/Makefile.am (incremental_test_3): Add
5087 --incremental-patch option.
5088 (incremental_test_4): Likewise.
5089 (incremental_test_5): Likewise.
5090 (incremental_test_6): Likewise.
5091 (incremental_copy_test): Likewise.
5092 (incremental_common_test_1): Likewise.
5093 * testsuite/Makefile.in: Regenerate.
5095 2011-08-26 Nick Clifton <nickc@redhat.com>
5097 * po/es.po: Updated Spanish translation.
5099 2011-08-01 Cary Coutant <ccoutant@google.com>
5101 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
5102 * gold/testsuite/Makefile.in: Regenerate.
5103 * gold/testsuite/justsyms_exec.c: New source file.
5104 * gold/testsuite/justsyms_lib.c: New source file.
5106 2011-08-01 Cary Coutant <ccoutant@google.com>
5108 * layout.cc (Layout::set_segment_offsets): Don't realign text
5109 segment if -Ttext was specified.
5110 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
5112 * object.h (Sized_relobj_file::e_type): New function.
5113 (Sized_relobj_file::e_type_): New data member.
5114 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
5115 base address for ET_EXEC files.
5116 * target.cc (Target::do_make_elf_object_implementation): Allow
5117 ET_EXEC files with --just-symbols option.
5119 2011-07-28 Cary Coutant <ccoutant@google.com>
5121 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
5122 Add thread_number parameter.
5123 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
5124 * workqueue-threads.cc
5125 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
5126 current thread if its thread number is greater than desired thread
5128 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
5129 Add thread_number parameter.
5130 (Workqueue::should_cancel_thread): Likewise.
5131 (Workqueue::find_runnable_or_wait): Pass thread_number to
5132 should_cancel_thread.
5133 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
5136 2011-07-22 Sriraman Tallam <tmsriram@google.com>
5138 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
5139 only after checking if it cannot be forced local.
5140 * symtab.h (is_externally_visible): Check if the symbol is not forced
5143 2011-07-15 Ian Lance Taylor <iant@google.com>
5145 * options.h (class General_options): Add --print-output-format.
5146 Move -EL next to -EB, for better --help output.
5147 * target-select.cc: Include <cstdio>, "options.h", and
5149 (Target_selector::do_target_bfd_name): New function.
5150 (print_output_format): New function.
5151 * target-select.h (class Target_selector): Update declarations.
5152 (Target_selector::target_bfd_name): New function.
5153 (print_output_format): Declare.
5154 * main.cc: Include "target-select.h".
5155 (main): Handle --print-output-format.
5156 * gold.cc: Include "target-select.h".
5157 (queue_initial_tasks): Handle --print-output-format when there are
5159 * parameters.cc (parameters_force_valid_target): Give a better
5160 error message if -EB/-EL does not match target.
5161 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
5164 2011-07-15 Ian Lance Taylor <iant@google.com>
5166 * i386.cc (class Output_data_plt_i386): Add layout_ field.
5167 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
5168 (Output_data_plt_i386::do_write): Write address of .dynamic
5169 section to first entry in .got.plt section.
5170 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
5171 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
5173 (Output_data_plt_x86_64::do_write): Write address of .dynamic
5174 section to first entry in .got.plt section.
5175 * layout.h (Layout::dynamic_section): New function.
5177 2011-07-13 Sriraman Tallam <tmsriram@google.com>
5179 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
5181 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
5182 input_section_position_, and input_section_glob_.
5183 (read_layout_from_file): Call function section_ordering_specified.
5184 * layout.h (is_section_ordering_specified): New function.
5185 (section_ordering_specified): New function.
5186 (section_ordering_specified_): New boolean member.
5187 * main.cc(main): Call load_plugins after layout object is defined.
5188 * output.cc (Output_section::add_input_section): Use
5189 function section_ordering_specified to check if section ordering is
5191 * output.cc (Output_section::add_relaxed_input_section): Use
5192 function section_ordering_specified to check if section ordering is
5194 (Output_section::update_section_layout): New function.
5195 (Output_section::sort_attached_input_sections): Check if input section
5197 * output.h (Output_section::update_section_layout): New function.
5198 * plugin.cc (get_section_count): New function.
5199 (get_section_type): New function.
5200 (get_section_name): New function.
5201 (get_section_contents): New function.
5202 (update_section_order): New function.
5203 (allow_section_ordering): New function.
5204 (Plugin::load): Add the new interfaces to the transfer vector.
5205 (Plugin_manager::load_plugins): New parameter.
5206 (Plugin_manager::all_symbols_read): New parameter.
5207 (Plugin_manager::claim_file): New parameter. Save the elf object for
5209 (Plugin_manager::get_elf_object): New function.
5210 (Plugin_manager::get_view): Change to directly use the bool to check
5211 if get_view is called from claim_file_hook.
5212 * plugin.h (input_objects): New function
5213 (Plugin__manager::load_plugins): New parameter.
5214 (Plugin_manager::claim_file): New parameter.
5215 (Plugin_manager::get_elf_object): New function.
5216 (Plugin_manager::in_claim_file_handler): New function.
5217 (Plugin_manager::in_claim_file_handler_): New member.
5218 (layout): New function.
5219 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
5220 handler with an extra parameter. Make the elf object before calling
5222 * testsuite/plugin_test.c (get_section_count): New function pointer.
5223 (get_section_type): New function pointer.
5224 (get_section_name): New function pointer.
5225 (get_section_contents): New function pointer.
5226 (update_section_order): New function pointer.
5227 (allow_section_ordering): New function pointer.
5228 (onload): Check if the new interfaces exist.
5230 2011-07-13 Ian Lance Taylor <iant@google.com>
5232 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
5234 * x86_64.cc (Target_x86_64::got_section): Likewise.
5235 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
5236 (relro_now_test_SOURCES): New variable.
5237 (relro_now_test_DEPENDENCIES): New variable.
5238 (relro_now_test_LDFLAGS): New variable.
5239 (relro_now_test_LDADD): New variable.
5240 (relro_now_test.so): New target.
5241 * testsuite/Makefile.in: Rebuild.
5243 2011-07-12 Ian Lance Taylor <iant@google.com>
5246 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
5247 GLOB_DAT relocation rather than a RELATIVE relocation for a
5248 protected symbol when creating a shared library.
5249 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
5250 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
5251 * testsuite/protected_main_1.cc (main): Test that protected
5252 function has same address.
5254 2011-07-11 Ian Lance Taylor <iant@google.com>
5257 * options.h (class General_options): Add -Bgroup.
5258 * options.cc (General_options::finalize): If -Bgroup is set,
5259 default to --unresolved-symbols=report-all.
5260 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
5261 * target-reloc.h (issue_undefined_symbol_error): Handle
5262 --unresolved-symbols=report-all.
5264 2011-07-08 Ian Lance Taylor <iant@google.com>
5267 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
5268 if linker script discards key sections.
5269 (Layout::create_dynamic_symtab): Likewise.
5270 (Layout::assign_local_dynsym_offsets): Likewise.
5271 (Layout::sized_create_version_sections): Likewise.
5272 (Layout::create_interp): Likewise.
5273 (Layout::finish_dynamic_section): Likewise.
5274 (Layout::set_dynamic_symbol_size): Likewise.
5276 2011-07-08 Ian Lance Taylor <iant@google.com>
5279 * options.h (class General_options): Add --unresolved-symbols.
5280 * target-reloc.h (issue_undefined_symbol_error): Check
5281 --unresolved-symbols. Add comments.
5283 2011-07-08 Ian Lance Taylor <iant@google.com>
5285 * testsuite/odr_violation2.cc (Ordering::operator()): Make
5286 expression more complex.
5288 2011-07-08 Ian Lance Taylor <iant@google.com>
5291 * target-reloc.h (issue_undefined_symbol_error): New inline
5292 function, broken out of relocate_section.
5293 (relocate_section): Call issue_undefined_symbol_error.
5294 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
5295 there is no TLS segment if we are about to issue an undefined
5297 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
5299 2011-07-08 Ian Lance Taylor <iant@google.com>
5302 * resolve.cc (Symbol_table::should_override): Add fromtype
5303 parameter. Change all callers. Give error when linking together
5304 TLS and non-TLS symbol.
5305 (Symbol_table::should_override_with_special): Add fromtype
5306 parameter. Change all callers.
5307 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
5308 there is no TLS segment if we have reported some errors.
5309 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
5311 2011-07-08 Ian Lance Taylor <iant@google.com>
5314 * target.h (Target::plt_address_for_global): New function.
5315 (Target::plt_address_for_local): New function.
5316 (Target::plt_section_for_global): Remove.
5317 (Target::plt_section_for_local): Remove.
5318 (Target::do_plt_address_for_global): New virtual function.
5319 (Target::do_plt_address_for_local): New virtual function.
5320 (Target::do_plt_section_for_global): Remove.
5321 (Target::do_plt_section_for_local): Remove.
5322 (Target::register_global_plt_entry): Add Symbol_table and Layout
5324 * output.cc (Output_data_got::Got_entry::write): Use
5325 plt_address_for_global and plt_address_for_local.
5326 * layout.cc (Layout::add_target_dynamic_tags): Use size and
5327 address of output section.
5328 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
5329 got_irelative_, and irelative_count_ fields. Update
5331 (Output_data_plt_i386::has_irelative_section): New function.
5332 (Output_data_plt_i386::entry_count): Add irelative_count_.
5333 (Output_data_plt_i386::set_final_data_size): Likewise.
5334 (class Target_i386): Add got_irelative_ and rel_irelative_
5335 fields. Update declarations.
5336 (Target_i386::Target_i386): Initialize new fields.
5337 (Target_i386::do_plt_address_for_global): New function replacing
5338 do_plt_section_for_global.
5339 (Target_i386::do_plt_address_for_local): New function replacing
5340 do_plt_section_for_local.
5341 (Target_i386::got_section): Create got_irelative_.
5342 (Target_i386::rel_irelative_section): New function.
5343 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
5344 fields. Don't define __rel_iplt_{start,end}.
5345 (Output_data_plt_i386::add_entry): Add symtab and layout
5346 parameters. Change all callers. Use different PLT and GOT for
5348 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
5349 layout parameters. Change all callers. Use different PLT and
5351 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
5352 (Output_data_plt_i386::rel_irelative): New function.
5353 (Output_data_plt_i386::address_for_global): New function.
5354 (Output_data_plt_i386::address_for_local): New function.
5355 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
5356 IRELATIVE GOT when changing IFUNC GOT entries.
5357 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
5359 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
5360 if we didn't create an IRELATIVE GOT.
5361 (Target_i386::Relocate::relocate): Use plt_address_for_global and
5362 plt_address_for_local.
5363 (Target_i386::do_dynsym_value): Use plt_address_for_global.
5364 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
5365 got_irelative_, and irelative_count_ fields. Update
5367 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
5368 Initialize new fields. Remove symtab parameter. Change all
5370 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
5372 (Output_data_plt_x86_64::has_irelative_section): New function.
5373 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
5374 (class Target_x86_64): Add got_irelative_ and rel_irelative_
5375 fields. Update declarations.
5376 (Target_x86_64::Target_x86_64): Initialize new fields.
5377 (Target_x86_64::do_plt_address_for_global): New function replacing
5378 do_plt_section_for_global.
5379 (Target_x86_64::do_plt_address_for_local): New function replacing
5380 do_plt_section_for_local.
5381 (Target_x86_64::got_section): Create got_irelative_.
5382 (Target_x86_64::rela_irelative_section): New function.
5383 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
5384 all callers. Don't create __rel_iplt_{start,end}.
5385 (Output_data_plt_x86_64::add_entry): Add symtab and layout
5386 parameters. Change all callers. Use different PLT and GOT for
5388 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
5389 layout parameters. Change all callers. Use different PLT and
5391 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
5392 parameters. Change all callers. Use different PLT and GOT for
5394 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
5395 (Output_data_plt_x86_64::rela_irelative): New function.
5396 (Output_data_plt_x86_64::address_for_global): New function.
5397 (Output_data_plt_x86_64::address_for_local): New function.
5398 (Output_data_plt_x86_64::set_final_data_size): Likewise.
5399 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
5400 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
5401 (Target_x86_64::register_global_plt_entry): Add symtab and layout
5403 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
5405 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
5406 symbols if we didn't create an IRELATIVE GOT.
5407 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
5408 plt_address_for_local.
5409 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
5410 * testsuite/ifuncvar1.c: New test file.
5411 * testsuite/ifuncvar2.c: New test file.
5412 * testsuite/ifuncvar3.c: New test file.
5413 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
5414 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
5415 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
5416 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
5417 * testsuite/Makefile.in: Rebuild.
5419 2011-07-07 Cary Coutant <ccoutant@google.com>
5421 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
5422 (two_file_test_1_ndebug.o): Likewise.
5423 (two_file_test_1b_ndebug.o): Likewise.
5424 (two_file_test_2_ndebug.o): Likewise.
5425 (two_file_test_main_ndebug.o): Likewise.
5426 (incremental_test_2): Link with no-debug versions.
5428 2011-07-06 Cary Coutant <ccoutant@google.com>
5430 * gold/incremental.cc
5431 (Output_section_incremental_inputs::write_info_blocks): Check for
5432 hidden and internal symbols.
5434 2011-07-06 Cary Coutant <ccoutant@google.com>
5436 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
5437 Check disposition for startup file.
5438 (Incremental_inputs::report_command_line): Ignore
5439 --incremental-startup-unchanged option.
5440 * options.cc (General_options::parse_incremental_startup_unchanged):
5442 (General_options::General_options): Initialize new data member.
5443 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
5444 (General_options): Add --incremental-startup-unchanged option.
5445 (General_options::incremental_startup_disposition): New function.
5446 (General_options::incremental_startup_disposition_): New data member.
5448 2011-07-06 Cary Coutant <ccoutant@google.com>
5450 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
5451 input file index to Script_info ctor.
5452 (Sized_incremental_binary::do_file_has_changed): Find the
5453 command-line argument for files named in scripts.
5454 * incremental.h (Script_info::Script_info): New ctor
5455 with input file index.
5456 (Script_info::input_file_index): New function.
5457 (Script_info::input_file_index_): New data member.
5458 (Incremental_binary::get_library): Add const.
5459 (Incremental_binary::get_script_info): Add const.
5460 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
5461 * testsuite/Makefile.am (incremental_test_5): New test case.
5462 (incremental_test_6): New test case.
5463 * testsuite/Makefile.in: Regenerate.
5465 2011-07-06 Cary Coutant <ccoutant@google.com>
5467 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
5468 debug output when command lines differ.
5470 2011-07-06 Cary Coutant <ccoutant@google.com>
5472 * incremental.cc (Incremental_inputs::report_command_line): Ignore
5473 --incremental-patch option.
5474 * layout.cc (Free_list::allocate): Extend allocation beyond original
5476 (Layout::make_output_section): Mark sections that should get
5478 * options.cc (parse_percent): New function.
5479 * options.h (parse_percent): New function.
5480 (DEFINE_percent): New macro.
5481 (General_options): Add --incremental-patch option.
5482 * output.cc (Output_section::Output_section): Initialize new data
5484 (Output_section::add_input_section): Print section name when out
5486 (Output_section::add_output_section_data): Likewise.
5487 (Output_section::set_final_data_size): Add patch space when
5488 doing --incremental-full.
5489 (Output_section::do_reset_address_and_file_offset): Remove patch
5491 (Output_segment::set_section_list_addresses): Print debug output
5492 only if --incremental-update.
5493 * output.h (Output_section::set_is_patch_space_allowed): New function.
5494 (Output_section::is_patch_space_allowed_): New data member.
5495 (Output_section::patch_space_): New data member.
5496 * parameters.cc (Parameters::incremental_full): New function.
5497 * parameters.h (Parameters::incremental_full): New function
5498 * testsuite/Makefile.am (incremental_test_2): Add test for
5499 --incremental-patch option.
5500 * testsuite/Makefile.in: Regenerate.
5501 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
5502 (t18): Remove function body.
5504 2011-07-05 Doug Kwan <dougkwan@google.com>
5507 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
5508 Arm_Address type for relocation result.
5509 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
5511 (Arm_relocate_functions::abs32): Use unaligned access.
5512 (Arm_relocate_functions::rel32): Ditto.
5513 (Arm_relocate_functions::prel31): Ditto.
5514 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
5515 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
5516 static data relocations.
5517 * testsuite/Makefile.in: Regnerate.
5518 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
5520 2011-07-05 Ian Lance Taylor <iant@google.com>
5523 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
5524 symbols if necessary.
5525 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5527 2011-07-05 Ian Lance Taylor <iant@google.com>
5530 * resolve.cc (Symbol::override_base_with_special): Simply override
5531 version with special symbol version, ignoring previous version.
5533 2011-07-05 Ian Lance Taylor <iant@google.com>
5535 * object.cc (Sized_relobj_file::include_section_group): Add
5536 information to comment about signature location.
5538 2011-07-02 Ian Lance Taylor <iant@google.com>
5541 * options.h (class General_options): Add -f and -F.
5542 * options.cc (General_options::finalize): Fatal error if -f/-F
5543 are used without -shared.
5544 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
5546 2011-07-02 Ian Lance Taylor <iant@google.com>
5548 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
5550 2011-07-01 Ian Lance Taylor <iant@google.com>
5554 * resolve.cc (Symbol::override_base_with_special): Don't override
5555 the version if the overriding symbol has a different name.
5556 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
5557 all callers. If we give an error about an undefined version,
5558 define the base version if necessary.
5559 * dynobj.h (class Versions): Update declaration.
5560 * testsuite/weak_alias_test_5.cc: New file.
5561 * testsuite/weak_alias_test.script: New file.
5562 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
5563 and versioned_alias have the right value, and call t2.
5564 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
5565 weak_alias_test_5.so.
5566 (weak_alias_test_LDADD): Likewise.
5567 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
5568 * testsuite/Makefile.in: Rebuild.
5570 2011-07-01 Ian Lance Taylor <iant@google.com>
5573 * options.h (class General_options): Support -z notext.
5574 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
5576 (two_file_shared_nonpic.so): Likewise.
5577 (two_file_shared_mixed.so): Likewise.
5578 (two_file_shared_mixed_1.so): Likewise.
5579 (weak_undef_lib_nonpic.so): Likewise.
5580 (alt/weak_undef_lib_nonpic.so): Likewise.
5581 (tls_test_shared_nonpic.so): Likewise.
5582 * testsuite/Makefile.in: Rebuild.
5584 2011-07-01 Ian Lance Taylor <iant@google.com>
5587 * configure.ac: Test whether static linking works, setting
5588 the automake conditional HAVE_STATIC.
5589 * testsuite/Makefile.am: Disable tests using -static if
5590 HAVE_STATIC is not true.
5591 * configure, testsuite/Makefile.in: Rebuild.
5593 2011-07-01 Ian Lance Taylor <iant@google.com>
5596 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
5597 Assert if we see DW_EH_PE_indirect.
5598 * target.h (Target::ehframe_datarel_base): New function.
5599 (Target::do_ehframe_datarel_base): New target function.
5600 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
5601 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
5604 2011-07-01 Ian Lance Taylor <iant@google.com>
5607 * options.h (class General_options): Add
5608 --ld-generated-unwind-info.
5609 * ehframe.cc (Fde::write): Add address parameter. Change all
5610 callers. If associated with PLT, fill in address and size.
5611 (Cie::set_output_offset): Only add merge mapping if there is an
5613 (Cie::write): Add address parameter. Change all callers.
5614 (Eh_frame::add_ehframe_for_plt): New function.
5615 * ehframe.h (class Fde): Update declarations. Move shndx_ and
5616 input_offset_ fields into union u_, with new plt field.
5617 (Fde::Fde): Adjust for new union field.
5618 (Fde::Fde) [Output_data version]: New constructor.
5619 (Fde::add_mapping): Only add merge mapping if there is an object.
5620 (class Cie): Update declarations.
5621 (class Eh_frame): Declare add_ehframe_for_plt.
5622 * layout.cc (Layout::layout_eh_frame): Break out code into
5623 make_eh_frame_section, and call it.
5624 (Layout::make_eh_frame_section): New function.
5625 (Layout::add_eh_frame_for_plt): New function.
5626 * layout.h (class Layout): Update declarations.
5627 * merge.cc (Merge_map::add_mapping): Add assertion.
5628 * i386.cc: Include "dwarf.h".
5629 (class Output_data_plt_i386): Make first_plt_entry,
5630 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
5631 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
5632 and plt_eh_frame_fde.
5633 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
5634 boundary. Call add_eh_frame_for_plt if appropriate.
5635 * x86_64.cc: Include "dwarf.h".
5636 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
5637 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
5638 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
5639 and plt_eh_frame_fde.
5640 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
5643 2011-06-29 Ian Lance Taylor <iant@google.com>
5646 * object.cc (Sized_relobj_file::layout_section): Change shdr
5647 parameter to be const.
5648 (Sized_relobj_file::layout_eh_frame_section): New function, broken
5650 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
5651 appropriate. Call layout_eh_frame_section.
5652 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
5654 * object.h (class Sized_relobj_file): Update declarations.
5656 2011-06-29 Ian Lance Taylor <iant@google.com>
5659 * script.cc (Token::integer_value): Accept trailing M/m/K/k
5661 (Lex::gather_token): Accept trailing M/m/K/k for integers.
5663 2011-06-29 Ian Lance Taylor <iant@google.com>
5666 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
5668 * layout.cc (Layout::layout_eh_frame): Likewise.
5670 2011-06-29 Ian Lance Taylor <iant@google.com>
5673 * layout.cc (Layout::symtab_section_shndx): New function.
5674 * layout.h (class Layout): Declare symtab_section_shndx.
5675 * output.cc (Output_section::write_header): Call it.
5677 2011-06-29 Ian Lance Taylor <iant@google.com>
5680 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
5681 symbols which are not used in a relocation.
5683 2011-06-28 Ian Lance Taylor <iant@google.com>
5686 * layout.cc (Layout::segment_precedes): Don't crash if a linker
5687 script create indistinguishable segments.
5688 (Layout::set_segment_offsets): Use stable_sort when sorting
5689 segments. Pass this to Compare_segments constructor.
5690 * layout.h (class Layout): Make segment_precedes non-static.
5691 (class Compare_segments): Change from struct to class. Add
5692 layout_ field. Add constructor.
5693 * script-sections.cc
5694 (Script_sections::attach_sections_using_phdrs_clause): Rename
5695 local orphan to is_orphan. Don't report failure to put empty
5696 section in segment. On attachment failure, report name of
5697 section, and attach to first PT_LOAD segment.
5699 2011-06-28 Ian Lance Taylor <iant@google.com>
5702 * target-select.cc (Target_selector::Target_selector): Add
5703 emulation parameter. Change all callers.
5704 (select_target_by_bfd_name): Rename from select_target_by_name.
5706 (select_target_by_emulation): New function.
5707 (supported_emulation_names): New function.
5708 * target-select.h (class Target_selector): Add emulation_ field.
5709 Update declarations.
5710 (Target_selector::recognize_by_bfd_name): Rename from
5711 recognize_by_name. Change all callers.
5712 (Target_selector::supported_bfd_names): Rename from
5713 supported_names. Change all callers.
5714 (Target_selector::recognize_by_emulation): New function.
5715 (Target_selector::supported_emulations): New function.
5716 (Target_selector::emulation): New function.
5717 (Target_selector::do_recognize_by_bfd_name): Rename from
5718 do_recognize_by_name. Change all callers.
5719 (Target_selector::do_supported_bfd_names): Rename from
5720 do_supported_names. Change all callers.
5721 (Target_selector::do_recognize_by_emulation): New function.
5722 (Target_selector::do_supported_emulations): New function.
5723 (select_target_by_bfd_name): Change name in declaration.
5724 (select_target_by_emulation): Declare.
5725 (supported_emulation_names): Declare.
5726 * parameters.cc (parameters_force_valid_target): Try to find
5727 target based on emulation from -m option.
5728 * options.h (class General_options): Change doc string for -m.
5729 * options.cc (help): Print emulations.
5730 (General_options::parse_V): Likewise.
5731 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
5732 Add emulation parameter. Change all callers.
5734 2011-06-28 Ian Lance Taylor <iant@google.com>
5736 * target.h (class Target): Add osabi_ field.
5737 (Target::osabi): New function.
5738 (Target::set_osabi): New function.
5739 (Target::Target): Initialize osabi_.
5740 (Target::do_adjust_elf_header): Make pure virtual.
5741 (Sized_target::do_adjust_elf_header): Declare.
5742 * target.cc (Sized_target::do_adjust_elf_header): New function.
5743 (class Sized_target): Instantiate all versions.
5744 * freebsd.h (class Target_freebsd): Remove.
5745 (Target_selector_freebsd::do_recognize): Call set_osabi on
5747 (Target_selector_freebsd::do_recognize_by_name): Likewise.
5748 (Target_selector_freebsd::set_osabi): Remove.
5749 * i386.cc (class Target_i386): Inherit from Sized_target rather
5750 than Target_freebsd.
5751 * x86_64.cc (class Target_x86_64): Likewise.
5753 2011-06-28 Ian Lance Taylor <iant@google.com>
5755 * target.h (Target::can_check_for_function_pointers): Rewrite.
5757 (Target::can_icf_inline_merge_sections): Likewise.
5758 (Target::section_may_have_icf_unsafe_poineters): Likewise.
5759 (Target::Target_info): Add can_icf_inline_merge_sections field.
5760 (Target::do_can_check_for_function_pointers): New virtual
5762 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
5763 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
5764 from can_check_for_function_pointers, move in file.
5765 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
5766 section_may_have_icf_unsafe_poineters, move in file.
5767 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
5768 * i386.cc (Target_i386::do_can_check_for_function_pointers):
5769 Rename from can_check_for_function_pointers, move in file.
5770 (Target_i386::can_icf_inline_merge_sections): Remove.
5771 (Target_i386::i386_info): Initialize
5772 can_icf_inline_merge_sections.
5773 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5774 Initialize can_icf_inline_merge_sections.
5775 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
5776 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
5777 Rename from can_check_for_function_pointers, move in file.
5778 (Target_x86_64::can_icf_inline_merge_sections): Remove.
5779 (Target_x86_64::x86_64_info): Initialize
5780 can_icf_inline_merge_sections.
5781 * testsuite/testfile.cc (Target_test::test_target_info):
5783 * icf.cc (get_section_contents): Correct formatting.
5785 2011-06-27 Ian Lance Taylor <iant@google.com>
5787 * symtab.cc (Symbol::versioned_name): New function.
5788 (Symbol_table::add_to_final_symtab): Use versioned_name when
5790 (Symbol_table::sized_write_symbol): Likewise.
5791 * symtab.h (class Symbol): Declare versioned_name.
5792 * stringpool.h (class Stringpool_template): Add variant of add
5793 which takes a std::basic_string.
5794 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
5795 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
5796 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
5797 (ver_test_12.o): New target.
5798 * testsuite/Makefile.in: Rebuild.
5800 2011-06-27 Doug Kwan <dougkwan@google.com>
5802 * arm.cc (Arm_relocate_functions::thm_jump8,
5803 Arm_relocate_functions::thm_jump11): Use a wider signed
5804 type to compute offset.
5805 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
5807 * testsuite/Makefile.in: Regenerate.
5808 * testsuite/arm_branch_in_range.sh: Check test results of
5809 arm_thm_jump11 and arm_thm_jump8.
5810 * testsuite/arm_thm_jump11.s: New test source file.
5811 * testsuite/arm_thm_jump11.t: New linker script.
5812 * testsuite/arm_thm_jump8.s: New test source file.
5813 * testsuite/arm_thm_jump8.t: New linker script.
5815 2011-06-24 Ian Lance Taylor <iant@google.com>
5817 * layout.cc: Include "object.h".
5818 (ctors_sections_in_init_array): New static variable.
5819 (Layout::is_ctors_in_init_array): New function.
5820 (Layout::layout): Add entry to ctors_sections_in_init_array if
5822 * layout.h (class Layout): Declare is_ctors_in_init_array.
5823 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
5824 is_ctors_reverse_view is set.
5825 (Sized_relobj_file::write_sections): Add layout parameter. Change
5826 all callers. Set is_ctors_reverse_view field of View_size.
5827 (Sized_relobj_file::reverse_words): New function.
5828 * object.h (Sized_relobj_file::View_size): Add
5829 is_ctors_reverse_view field.
5830 (class Sized_relobj_file): Update declarations.
5831 * testsuite/initpri3.c: New test.
5832 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
5834 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
5835 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
5836 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
5837 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
5838 * testsuite/Makefile.in: Rebuild.
5840 2011-06-24 Cary Coutant <ccoutant@google.com>
5842 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
5843 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
5844 (debug_msg_cdebug.err): New targets.
5845 * testsuite/Makefile.in: Regenerate.
5846 * testsuite/debug_msg.sh: Check output of link with compressed debug.
5847 Fix checks for link with shared library.
5849 2011-06-24 Doug Kwan <dougkwan@google.com>
5851 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
5852 skip empty text sections.
5853 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
5855 2011-06-22 Ian Lance Taylor <iant@google.com>
5858 * options.h (class General_options): Add --ctors-in-init-array.
5859 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
5860 friends as SHT_PROGBITS for merging sections.
5861 (Layout::layout): Remove special handling of .init_array and
5862 friends. Don't sort if doing relocatable link. Sort for .ctors
5863 and .dtors if ctors_in_init_array.
5864 (Layout::make_output_section): Force correct section types for
5865 .init_array and friends. Don't sort if doing relocatable link,
5866 Don't sort .ctors and .dtors if ctors_in_init_array.
5867 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
5868 (Layout::output_section_name): Add relobj parameter. Change all
5869 callers. Handle .ctors. and .dtors. in code rather than table.
5870 Handle .ctors and .dtors if ctors_in_init_array.
5871 (Layout::match_file_name): New function, moved from output.cc.
5872 * layout.h (class Layout): Update declarations.
5873 * output.cc: Include "layout.h".
5874 (Input_section_sort_entry::get_priority): New function.
5875 (Input_section_sort_entry::match_file_name): Just call
5876 Layout::match_file_name.
5877 (Output_section::Input_section_sort_init_fini_compare::operator()):
5878 Handle .ctors and .dtors. Sort by explicit priority rather than
5880 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
5881 * testsuite/initpri2.c: New test.
5882 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
5883 (check_PROGRAMS): Add initpri2.
5884 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
5885 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
5886 * configure, testsuite/Makefile.in: Rebuild.
5888 2011-06-19 Ian Lance Taylor <iant@google.com>
5891 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
5892 .interp section to a PT_INTERP segment even if we have seen a
5893 --dynamic-linker option. Don't do it if we have seen a PHDRS
5894 clause in a linker script.
5895 (Layout::finalize): Don't create a .interp section if we've
5896 already create a PT_INTERP segment.
5897 (Layout::create_interp): Always call choose_output_section (revert
5898 patch of 2011-06-17). Don't create PT_INTERP segment.
5899 * script-sections.cc
5900 (Script_sections::create_note_and_tls_segments): Add a .interp
5901 section to a PT_INTERP segment even if we have seen a
5902 --dynamic-linker option.
5904 2011-06-18 Ian Lance Taylor <iant@google.com>
5906 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
5907 merely because a non-PT_LOAD segment has a dynamic reloc.
5909 2011-06-18 Ian Lance Taylor <iant@google.com>
5911 * layout.cc (Layout::finish_dynamic_section): Don't create
5912 DT_FLAGS entry if not needed.
5914 2011-06-18 Ian Lance Taylor <iant@google.com>
5917 * layout.cc (Layout::layout_eh_frame): Correct handling of
5918 writable .eh_frame section.
5920 2011-06-17 Ian Lance Taylor <iant@google.com>
5923 * resolve.cc (Symbol_table::resolve): Don't give an error if a
5924 symbol is redefined with the exact same object and value.
5926 2011-06-17 Ian Lance Taylor <iant@google.com>
5929 * layout.h (class Layout): Add interp_segment_ field.
5930 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
5931 (Layout::attach_allocated_section_to_segment): If making shared
5932 library, put .interp section in PT_INTERP segment.
5933 (Layout::finalize): Also call create_interp if -dynamic-linker
5935 (Layout::create_interp): Assert that there is no PT_INTERP
5936 segment. If not using a SECTIONS clause, use make_output_section.
5937 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
5938 * script-sections.cc
5939 (Script_sections::create_note_and_tls_segments): If making shared
5940 library, put .interp section in PT_INTERP segment.
5942 2011-06-17 Ian Lance Taylor <iant@google.com>
5944 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
5945 when making a shared library.
5947 2011-06-17 Ian Lance Taylor <iant@google.com>
5949 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
5950 parameter. Change all callers. Don't issue warning about PC32
5951 against locally defined symbol.
5953 2011-06-16 Ian Lance Taylor <iant@google.com>
5955 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
5956 occurs in same object.
5958 2011-06-14 Alan Modra <amodra@gmail.com>
5960 * po/POTFILES.in: Regenerate.
5962 2011-06-09 Ian Lance Taylor <iant@google.com>
5964 * script-sections.cc
5965 (Orphan_output_section::set_section_addresses): For a relocatable
5966 link set address to 0.
5968 2011-06-09 Cary Coutant <ccoutant@google.com>
5971 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
5972 used with --compress-debug-sections.
5973 * gold/object.cc (Sized_relobj_file::do_layout): Report
5974 uncompressed size of compressed input sections.
5976 2011-06-08 Cary Coutant <ccoutant@google.com>
5979 * testsuite/two_file_test_2_v1.cc: Change initialization of
5980 v2 to keep it in .data.
5982 2011-06-07 Cary Coutant <ccoutant@google.com>
5984 * common.cc (Symbol_table::do_allocate_commons_list): Call
5986 * errors.cc (Errors::fatal): Adjust call to gold_exit.
5987 (Errors::fallback): New function.
5988 (gold_fallback): New function.
5989 * errors.h (Errors::fallback): New function.
5990 * gold.cc (gold_exit): Change status parameter to enum; adjust
5992 (queue_initial_tasks): Call gold_fallback.
5993 * gold.h: Include cstdlib.
5994 (Exit_status): New enum type.
5995 (gold_exit): Change status parameter to enum.
5996 (gold_fallback): New function.
5997 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
5998 (Layout::create_symtab_sections): Likewise.
5999 (Layout::create_shdrs): Likewise.
6000 * main.cc (main): Adjust call to gold_exit.
6001 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
6002 (Output_data_got::add_got_entry_pair): Likewise.
6003 (Output_section::add_input_section): Likewise.
6004 (Output_section::add_output_section_data): Likewise.
6005 (Output_segment::set_section_list_addresses): Likewise.
6006 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
6008 2011-06-07 Cary Coutant <ccoutant@google.com>
6010 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
6011 for incremental links.
6012 * output.cc (Output_segment::set_section_list_addresses): Remove
6013 FIXME and test for TLS or BSS.
6015 2011-06-07 Cary Coutant <ccoutant@google.com>
6017 * testsuite/Makefile.am: Add incremental_copy_test,
6018 incremental_common_test_1.
6019 * testsuite/Makefile.in: Regenerate.
6020 * testsuite/common_test_1_v1.c: New source file.
6021 * testsuite/common_test_1_v2.c: New source file.
6022 * testsuite/copy_test_v1.cc: New source file.
6024 2011-06-07 Cary Coutant <ccoutant@google.com>
6026 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
6027 update, allocate common from bss section's free list.
6028 * incremental-dump.cc (dump_incremental_inputs): Print flag for
6029 linker-defined symbols.
6030 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
6031 Skip GOT and PLT entries that are no longer referenced.
6032 (Output_section_incremental_inputs::write_info_blocks): Mark
6033 linker-defined symbols.
6034 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
6035 * output.cc (Output_section::allocate): New function.
6036 * output.h (Output_section::allocate): New function.
6037 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
6038 linker-defined symbols.
6039 (Symbol::override_base_with_special): Copy is_predefined_ flag.
6040 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
6041 (Symbol::init_base_output_data): Likewise.
6042 (Symbol::init_base_output_segment): Likewise.
6043 (Symbol::init_base_constant): Likewise.
6044 (Sized_symbol::init_output_data): Likewise.
6045 (Sized_symbol::init_output_segment): Likewise.
6046 (Sized_symbol::init_constant): Likewise.
6047 (Symbol_table::do_define_in_output_data): Likewise.
6048 (Symbol_table::do_define_in_output_segment): Likewise.
6049 (Symbol_table::do_define_as_constant): Likewise.
6050 * symtab.h (Symbol::is_predefined): New function.
6051 (Symbol::init_base_output_data): Add is_predefined parameter.
6052 (Symbol::init_base_output_segment): Likewise.
6053 (Symbol::init_base_constant): Likewise.
6054 (Symbol::is_predefined_): New data member.
6055 (Sized_symbol::init_output_data): Add is_predefined parameter.
6056 (Sized_symbol::init_output_segment): Likewise.
6057 (Sized_symbol::init_constant): Likewise.
6058 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
6060 2011-06-07 Cary Coutant <ccoutant@google.com>
6062 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
6063 instead of emit_copy_reloc.
6064 (Copy_relocs::emit_copy_reloc): Refactor.
6065 (Copy_relocs::make_copy_reloc): New function.
6066 (Copy_relocs::add_copy_reloc): Remove.
6067 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
6069 (Copy_relocs::make_copy_reloc): New function.
6070 (Copy_relocs::add_copy_reloc): Remove.
6071 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
6072 unchanged input files.
6073 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
6074 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
6075 Reserve BSS space for COPY relocations.
6076 (Sized_incremental_binary::do_emit_copy_relocs): New function.
6077 (Output_section_incremental_inputs::write_info_blocks): Record
6078 whether a symbol is copied from a shared object.
6079 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
6080 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
6081 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
6082 (Incremental_input_entry_reader::get_output_symbol_index): Add
6084 (Incremental_binary::emit_copy_relocs): New function.
6085 (Incremental_binary::do_emit_copy_relocs): New function.
6086 (Sized_incremental_binary::Sized_incremental_binary): Initialize
6088 (Sized_incremental_binary::add_copy_reloc): New function.
6089 (Sized_incremental_binary::do_emit_copy_relocs): New function.
6090 (Sized_incremental_binary::Copy_reloc): New struct.
6091 (Sized_incremental_binary::Copy_relocs): New typedef.
6092 (Sized_incremental_binary::copy_relocs_): New data member.
6093 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
6094 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
6095 * target.h (Sized_target::emit_copy_reloc): New function.
6096 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
6098 2011-06-02 Cary Coutant <ccoutant@google.com>
6101 * gold/archive.cc (Archive::Archive): Initialize new data member.
6102 (Archive::include_all_members): Return if archive has already been
6104 * gold/archive.h (Archive::include_all_members_): New data member.
6106 2011-06-02 Nick Clifton <nickc@redhat.com>
6108 * dynobj.h: Fix spelling mistake in comment.
6109 * output.cc: Likewise.
6111 2011-05-31 Doug Kwan <dougkwan@google.com>
6115 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
6116 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
6117 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
6118 redundant arm_exidx_test.so.
6119 * testsuite/Makefile.in: Regenerate.
6120 (check_SCRIPTS): Add pr12826.sh
6121 (check_DATA): Add pr12826.stdout
6122 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
6123 * testsuite/pr12826.sh: New file.
6124 * testsuite/pr12826_1.s: Ditto.
6125 * testsuite/pr12826_1.s: Ditto.
6127 2011-05-30 Ian Lance Taylor <iant@google.com>
6129 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
6132 2011-05-29 Ian Lance Taylor <iant@google.com>
6135 * testsuite/Makefile.am: Use different file name for two_file_test
6136 temporary file for each incremental test.
6137 * testsuite/Makefile.in: Rebuild.
6139 2011-05-29 Ian Lance Taylor <iant@google.com>
6141 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
6142 binary input file is empty.
6144 2011-05-27 Ian Lance Taylor <iant@google.com>
6146 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
6147 (ver_test_9.so): Likewise.
6148 * testsuite/Makefile.in: Rebuild.
6150 2011-05-26 Cary Coutant <ccoutant@google.com>
6152 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
6153 * incremental.cc (Incremental_inputs::report_input_section): Fix
6154 comment, indentation.
6155 (Incremental_inputs::report_comdat_group): New function.
6156 (Output_section_incremental_inputs::set_final_data_size): Adjust size
6157 of data for incremental input file entry.
6158 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
6159 group count, COMDAT group signatures.
6160 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
6161 an unchanged input file.
6162 * incremental.h (Incremental_object_entry::Incremental_object_entry):
6163 Initialize new data member.
6164 (Incremental_object_entry::add_comdat_group): New function.
6165 (Incremental_object_entry::get_comdat_group_count): New function.
6166 (Incremental_object_entry::get_comdat_signature_key): New function.
6167 (Incremental_object_entry::groups_): New data member.
6168 (Incremental_inputs::report_comdat_group): New function.
6169 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
6170 data for incremental input file entry.
6171 (Incremental_input_entry_reader::get_comdat_group_count): New function.
6172 (Incremental_input_entry_reader::get_input_section): Adjust size of
6173 data for incremental input file entry.
6174 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
6175 (Incremental_input_entry_reader::get_comdat_group_signature): New
6177 * object.cc (Sized_relobj::include_section_group): Report kept
6178 COMDAT groups for incremental links.
6180 2011-05-24 David Meyer <pdox@google.com>
6182 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
6183 with name parameter. Add found_name parameter.
6184 * fileread.cc (Input_file::find_file): Adjust code accordingly.
6185 * dirsearch.h (class Dirsearch): Update declaration.
6187 2011-05-24 Ian Lance Taylor <iant@google.com>
6189 * archive.cc (Library_base::should_include_member): Pull in object
6190 from archive if it defines the entry symbol.
6191 * parameters.cc (Parameters::entry): New function.
6192 * parameters.h (class Parameters): Declare entry.
6193 * output.h (class Output_file_header): Remove entry_ field.
6194 * output.cc (Output_file_header::Output_file_header): Remove entry
6195 parameter. Change all callers.
6196 (Output_file_header::entry): Use parameters->entry.
6197 * gold.cc (queue_middle_tasks): Likewise.
6198 * plugin.cc (Plugin_hook::run): Likewise.
6200 2011-05-24 Cary Coutant <ccoutant@google.com>
6202 * gold.cc (queue_initial_tasks): Pass incremental base filename
6203 to Output_file::open_base_file; don't print error message.
6204 * incremental-dump.cc (main): Adjust call to
6205 Output_file::open_for_modification.
6206 * incremental-dump.cc (main): Likewise.
6207 * incremental.cc (Incremental_inputs::report_command_line):
6208 Ignore --incremental-base option when comparing command lines.
6209 Ignore parameter when given as separate argument.
6210 * options.h (class General_options): Add --incremental-base.
6211 * output.cc (Output_file::Output_file):
6212 (Output_file::open_base_file): Add base_name and writable parameters;
6213 read base file into new file; print error message here.
6214 (Output_file::map_no_anonymous): Add writable parameter; adjust all
6216 * output.h (Output_file::open_for_modification): Rename to...
6217 (Output_file::open_base_file): ...this; add base_name and
6218 writable parameters; adjust all callers.
6219 (Output_file::map_no_anonymous): Add writable parameter; adjust all
6221 * testsuite/Makefile.am (incremental_test_4): Test
6223 * testsuite/Makefile.in: Regenerate.
6225 2011-05-24 Cary Coutant <ccoutant@google.com>
6227 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
6229 * testsuite/Makefile.in: Regenerate.
6230 * testsuite/two_file_test_1_v1.cc: New test source file.
6231 * testsuite/two_file_test_1b_v1.cc: New test source file.
6232 * testsuite/two_file_test_2_v1.cc: New test source file.
6234 2011-05-24 Cary Coutant <ccoutant@google.com>
6236 * dynobj.h (Dynobj::do_dynobj): New function.
6237 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
6238 flag and soname for shared objects.
6239 * incremental.cc (Incremental_inputs::report_object): Make
6240 either Incremental_object_entry or Incremental_dynobj_entry; add
6241 soname to string table.
6242 (Incremental_inputs::report_input_section): Add assertion.
6243 (Output_section_incremental_inputs::set_final_data_size): Adjust
6244 type of input file entry for shared libraries; adjust size of
6245 shared library info entry.
6246 (Output_section_incremental_inputs::write_input_files): Write
6247 as_needed flag for shared libraries.
6248 (Output_section_incremental_inputs::write_info_blocks): Adjust type
6249 of input file entry for shared libraries; write soname.
6250 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
6251 soname from incremental info.
6252 * incremental.h (enum Incremental_input_flags): Add
6253 INCREMENTAL_INPUT_AS_NEEDED.
6254 (Incremental_input_entry::Incremental_input_entry): Initialize new
6256 (Incremental_input_entry::set_as_needed): New function.
6257 (Incremental_input_entry::as_needed): New function.
6258 (Incremental_input_entry::do_dynobj_entry): New function.
6259 (Incremental_input_entry::as_needed_): New data member.
6260 (Incremental_object_entry::Incremental_object_entry): Don't check
6262 (Incremental_object_entry::do_type): Likewise.
6263 (class Incremental_dynobj_entry): New class.
6264 (Incremental_input_entry_reader::as_needed): New function.
6265 (Incremental_input_entry_reader::get_soname): New function.
6266 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
6267 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
6268 size of shared library info entry.
6269 * layout.cc (Layout::finish_dynamic_section): Don't test for
6270 incremental link when adding DT_NEEDED entries.
6271 * object.h (Object::Object): Initialize new data member.
6272 (Object::dynobj): New function.
6273 (Object::set_as_needed): New function.
6274 (Object::as_needed): New function.
6275 (Object::do_dynobj): New function.
6276 (Object::as_needed_): New data member.
6278 2011-05-24 Cary Coutant <ccoutant@google.com>
6280 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
6281 info; adjust display of GOT entries.
6282 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
6283 vector of input objects; remove file_status_.
6284 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
6285 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
6286 got_plt reader; call target hooks to reserve GOT entries.
6287 (Output_section_incremental_inputs::set_final_data_size): Adjust size
6288 of input file info header and GOT info entry.
6289 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
6291 (Got_plt_view_info::got_descriptor): Remove.
6292 (Got_plt_view_info::sym_index): New data member.
6293 (Got_plt_view_info::input_index): New data member.
6294 (Local_got_offset_visitor::visit): Write input file index.
6295 (Global_got_offset_visitor::visit): Write 0 for input file index.
6296 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
6297 with sym_index and input_index.
6298 (Output_section_incremental_inputs::write_got_plt): Adjust size of
6299 incremental info GOT entry; replace got_descriptor with input_index.
6300 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
6301 map from input file index to object.
6302 (Sized_relobj_incr::do_layout): Replace direct data member reference
6303 with accessor function.
6304 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
6305 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
6306 Adjust size of input file info header.
6307 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
6308 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
6309 (Incremental_input_entry_reader::get_input_section): Adjust size of
6310 input file info header.
6311 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
6312 of incremental info GOT entry.
6313 (Incremental_got_plt_reader::get_got_desc): Remove.
6314 (Incremental_got_plt_reader::get_got_symndx): New function.
6315 (Incremental_got_plt_reader::get_got_input_index): New function.
6316 (Sized_incremental_binary::Sized_incremental_binary): Remove
6317 file_status_; add input_objects_.
6318 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
6319 (Sized_incremental_binary::set_file_is_unchanged): Remove.
6320 (Sized_incremental_binary::file_is_unchanged): Remove.
6321 (Sized_incremental_binary::set_input_object): New function.
6322 (Sized_incremental_binary::input_object): New function.
6323 (Sized_incremental_binary::file_status_): Remove.
6324 (Sized_incremental_binary::input_objects_): New data member.
6325 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
6327 (Sized_relobj_incr::invalid_address): Move to base class.
6328 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
6330 (Sized_relobj_incr::do_output_section_offset): Likewise.
6331 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
6332 (Sized_relobj_incr::section_offsets_): Likewise.
6333 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
6335 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
6336 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
6337 with accessor function.
6338 (Sized_relobj_file::do_layout): Likewise.
6339 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
6340 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
6341 (Sized_relobj_file::compute_final_local_value): Replace refs to
6342 section_offsets_ with accessor function.
6343 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
6344 * object.h (Relobj::Relobj): Initialize new data members.
6345 (Relobj::add_dyn_reloc): New function.
6346 (Relobj::first_dyn_reloc): New function.
6347 (Relobj::dyn_reloc_count): New function.
6348 (Relobj::first_dyn_reloc_): New data member.
6349 (Relobj::dyn_reloc_count_): New data member.
6350 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
6352 (Sized_relobj::Address): New typedef.
6353 (Sized_relobj::invalid_address): Move here from child class.
6354 (Sized_relobj::Sized_relobj): Initialize new data members.
6355 (Sized_relobj::sized_relobj): New function.
6356 (Sized_relobj::is_output_section_offset_invalid): Move here from
6358 (Sized_relobj::get_output_section_offset): Likewise.
6359 (Sized_relobj::local_has_got_offset): Likewise.
6360 (Sized_relobj::local_got_offset): Likewise.
6361 (Sized_relobj::set_local_got_offset): Likewise.
6362 (Sized_relobj::do_for_all_local_got_entries): Likewise.
6363 (Sized_relobj::clear_got_offsets): New function.
6364 (Sized_relobj::section_offsets): Move here from child class.
6365 (Sized_relobj::do_output_section_offset): Likewise.
6366 (Sized_relobj::do_set_section_offset): Likewise.
6367 (Sized_relobj::Local_got_offsets): Likewise.
6368 (Sized_relobj::local_got_offsets_): Likewise.
6369 (Sized_relobj::section_offsets_): Likewise.
6370 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
6372 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
6374 (Sized_relobj_file::sized_relobj): New function
6375 (Sized_relobj_file::local_has_got_offset): Move to base class.
6376 (Sized_relobj_file::local_got_offset): Likewise.
6377 (Sized_relobj_file::set_local_got_offset): Likewise.
6378 (Sized_relobj_file::get_output_section_offset): Likewise.
6379 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
6380 (Sized_relobj_file::do_output_section_offset): Likewise.
6381 (Sized_relobj_file::do_set_section_offset): Likewise.
6382 (Sized_relobj_file::Local_got_offsets): Likewise.
6383 (Sized_relobj_file::local_got_offsets_): Likewise.
6384 (Sized_relobj_file::section_offsets_): Likewise.
6385 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
6387 (set_needs_dynsym_index): Convert relobj to derived class pointer.
6388 (Output_reloc::get_symbol_index): Likewise.
6389 (Output_reloc::local_section_offset): Likewise.
6390 (Output_reloc::get_address): Likewise.
6391 (Output_reloc::symbol_value): Likewise.
6392 (Output_data_got::reserve_slot): Move to class definition.
6393 (Output_data_got::reserve_local): New function.
6394 (Output_data_got::reserve_slot_for_global): Remove.
6395 (Output_data_got::reserve_global): New function.
6396 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
6397 (all constructors, two instantiations).
6398 (Output_reloc::get_relobj): New function (two instantiations).
6399 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
6400 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
6401 (Output_data_reloc::add_global): Adjust type of relobj.
6402 (Output_data_reloc::add_global_relative): Likewise.
6403 (Output_data_reloc::add_symbolless_global_addend): Likewise.
6404 (Output_data_reloc::add_local): Likewise.
6405 (Output_data_reloc::add_local_relative): Likewise.
6406 (Output_data_reloc::add_symbolless_local_addend): Likewise.
6407 (Output_data_reloc::add_local_section): Likewise.
6408 (Output_data_reloc::add_output_section): Likewise.
6409 (Output_data_reloc::add_absolute): Likewise.
6410 (Output_data_reloc::add_target_specific): Likewise.
6411 (Output_data_got::reserve_slot): Move definition here.
6412 (Output_data_got::reserve_local): New function.
6413 (Output_data_got::reserve_global): New function.
6414 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
6415 section_offsets_ with accessor function.
6416 (Sized_relobj_file::write_sections): Likewise.
6417 (Sized_relobj_file::do_relocate_sections): Likewise.
6418 * target.h (Sized_target::reserve_local_got_entry): New function.
6419 (Sized_target::reserve_global_got_entry): New function.
6420 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
6421 (Target_x86_64::reserve_global_got_entry): New function.
6422 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
6424 2011-05-23 Cary Coutant <ccoutant@google.com>
6426 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
6427 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
6428 bit when checking got_type.
6429 * incremental.cc (Sized_incremental_binary::setup_readers):
6430 Store symbol table and string table locations; initialize bit vector
6431 of file status flags.
6432 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
6434 (Sized_incremental_binary::do_process_got_plt): New function.
6435 (Sized_incremental_binary::get_symtab_view): Use stored locations.
6436 (Output_section_incremental_inputs::set_final_data_size): Record
6437 file index for each input file.
6438 (Output_section_incremental_inputs::write_got_plt): Store file index
6439 instead of input entry offset for each GOT entry.
6441 (Incremental_input_entry::Incremental_input_entry): Initialize new
6443 (Incremental_input_entry::set_offset): Store file index.
6444 (Incremental_input_entry::get_file_index): New function.
6445 (Incremental_input_entry::file_index_): New data member.
6446 (Incremental_binary::process_got_plt): New function.
6447 (Incremental_binary::do_process_got_plt): New function.
6448 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
6450 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
6451 (Sized_incremental_binary::set_file_is_unchanged): New function.
6452 (Sized_incremental_binary::file_is_unchanged): New function.
6453 (Sized_incremental_binary::do_process_got_plt): New function.
6454 (Sized_incremental_binary::file_status_): New data member.
6455 (Sized_incremental_binary::main_symtab_loc_): New data member.
6456 (Sized_incremental_binary::main_strtab_loc_): New data member.
6457 * output.cc (Output_data_got::Got_entry::write): Add case
6459 (Output_data_got::add_global): Call add_got_entry.
6460 (Output_data_got::add_global_plt): Likewise.
6461 (Output_data_got::add_global_with_rel): Likewise.
6462 (Output_data_got::add_global_with_rela): Likewise.
6463 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
6464 (Output_data_got::add_global_pair_with_rela): Likewise.
6465 (Output_data_got::add_local): Call add_got_entry.
6466 (Output_data_got::add_local_plt): Likewise.
6467 (Output_data_got::add_local_with_rel): Likewise.
6468 (Output_data_got::add_local_with_rela): Likewise.
6469 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
6470 (Output_data_got::add_local_pair_with_rela): Likewise.
6471 (Output_data_got::reserve_slot): New function.
6472 (Output_data_got::reserve_slot_for_global): New function.
6473 (Output_data_got::add_got_entry): New function.
6474 (Output_data_got::add_got_entry_pair): New function.
6475 (Output_section::add_output_section_data): Edit FIXME.
6477 (Output_section_data_build::Output_section_data_build): New
6478 constructor with size parameter.
6479 (Output_data_space::Output_data_space): Likewise.
6480 (Output_data_got::Output_data_got): Initialize new data member; new
6481 constructor with size parameter.
6482 (Output_data_got::add_constant): Call add_got_entry.
6483 (Output_data_got::reserve_slot): New function.
6484 (Output_data_got::reserve_slot_for_global): New function.
6485 (class Output_data_got::Got_entry): Add RESERVED_CODE.
6486 (Output_data_got::add_got_entry): New function.
6487 (Output_data_got::add_got_entry_pair): New function.
6488 (Output_data_got::free_list_): New data member.
6489 * target.h (Sized_target::init_got_plt_for_update): New function.
6490 (Sized_target::register_global_plt_entry): New function.
6491 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
6492 Initialize new data member; call init; add constructor with PLT count.
6493 (Output_data_plt_x86_64::init): New function.
6494 (Output_data_plt_x86_64::add_relocation): New function.
6495 (Output_data_plt_x86_64::reserve_slot): New function.
6496 (Output_data_plt_x86_64::free_list_): New data member.
6497 (Target_x86_64::init_got_plt_for_update): New function.
6498 (Target_x86_64::register_global_plt_entry): New function.
6499 (Output_data_plt_x86_64::add_entry): Allocate from free list for
6500 incremental updates.
6501 (Output_data_plt_x86_64::add_relocation): New function.
6502 * testsuite/object_unittest.cc (Object_test): Set default options.
6504 2011-05-16 Ian Lance Taylor <iant@google.com>
6506 * options.h (class General_options): Make -i a synonym for -r.
6508 2011-05-16 Ian Lance Taylor <iant@google.com>
6510 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
6512 2011-05-10 Cary Coutant <ccoutant@google.com>
6514 * object.cc (Sized_relobj::do_count_local_symbols): Check for
6517 2011-05-06 Ian Lance Taylor <iant@google.com>
6519 * layout.cc (Layout::layout): If the output section flags change,
6520 update the ordering.
6522 2011-04-25 Cary Coutant <ccoutant@google.com>
6524 * incremental-dump.cc (dump_incremental_inputs): Print local
6525 symbol info for each input file.
6527 (Output_section_incremental_inputs::set_final_data_size): Add local
6528 symbol info to input file entries in incremental info.
6529 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6530 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
6531 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
6532 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
6534 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
6535 (Sized_incr_relobj::do_relocate): Write the local symbols.
6536 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
6537 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
6538 Adjust size of input file header.
6539 (Incremental_inputs_reader::get_local_symbol_offset): New function.
6540 (Incremental_inputs_reader::get_local_symbol_count): New function.
6541 (Incremental_inputs_reader::get_input_section): Adjust size of input
6543 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
6544 (Sized_incr_relobj::This): New typedef.
6545 (Sized_incr_relobj::sym_size): New const data member.
6546 (Sized_incr_relobj::Local_symbol): New struct.
6547 (Sized_incr_relobj::do_output_local_symbol_count): New function.
6548 (Sized_incr_relobj::do_local_symbol_offset): New function.
6549 (Sized_incr_relobj::local_symbol_count_): New data member.
6550 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
6551 (Sized_incr_relobj::local_symbol_index_): New data member.
6552 (Sized_incr_relobj::local_symbol_offset_): New data member.
6553 (Sized_incr_relobj::local_dynsym_offset_): New data member.
6554 (Sized_incr_relobj::local_symbols_): New data member.
6555 * object.h (Relobj::output_local_symbol_count): New function.
6556 (Relobj::local_symbol_offset): New function.
6557 (Relobj::do_output_local_symbol_count): New function.
6558 (Relobj::do_local_symbol_offset): New function.
6559 (Sized_relobj::do_output_local_symbol_count): New function.
6560 (Sized_relobj::do_local_symbol_offset): New function.
6562 2011-04-22 Vladimir Simonov <sv@sw.ru>
6564 * descriptors.cc (set_close_on_exec): New function.
6565 (Descriptors::open): Use set_close_on_exec.
6566 * output.cc (S_ISLNK): Define if not defined.
6568 2011-04-22 Cary Coutant <ccoutant@google.com>
6570 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
6572 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
6573 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
6574 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
6576 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
6577 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
6578 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
6580 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
6582 (Incremental_binary::apply_incremental_relocs): New function.
6583 (Incremental_binary::do_apply_incremental_relocs): New function.
6584 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
6586 (Sized_incremental_binary::add_global_symbol): New function.
6587 (Sized_incremental_binary::global_symbol): New function.
6588 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
6589 (Sized_incremental_binary::symbol_map_): New data member.
6590 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
6591 * target.h (Sized_target::apply_relocation): New function.
6592 * target-reloc.h (apply_relocation): New function.
6593 * x86_64.cc (Target_x86_64::apply_relocation): New function.
6595 2011-04-22 Doug Kwan <dougkwan@google.com>
6597 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
6598 flag of a SHT_ARM_EXIDX section.
6599 * testsuite/Makefile.am (arm_exidx_test): New test rules.
6600 * testsuite/Makefile.in: Regenerate.
6601 * testsuite/arm_exidx_test.s: New file.
6602 * testsuite/arm_exidx_test.sh: Same.
6604 2011-04-20 Cary Coutant <ccoutant@google.com>
6607 * archive.h (Incremental_archive_entry::Archive_member):
6608 Initialize arg_serial_ (second constructor).
6610 2011-04-17 Ian Lance Taylor <iant@google.com>
6612 * object.cc (Relocate_info::location): Simplify location string.
6613 * errors.cc (Errors::error_at_location): Don't print program
6615 (Errors::warning_at_location): Likewise.
6616 (Errors::undefined_symbol): Likewise.
6617 * testsuite/debug_msg.sh: Update accordingly.
6619 2011-04-14 Cary Coutant <ccoutant@google.com>
6621 * gold/layout.cc (Layout::symtab_section_offset): New function.
6622 * gold/layout.h (Layout::symtab_section_offset): New function.
6623 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
6625 2011-04-12 Ian Lance Taylor <iant@google.com>
6627 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
6628 with MREMAP_MAYMOVE.
6629 * output.h (class Output_file): Add map_is_allocated_ field.
6630 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
6631 not available, provide stubs. If mremap is not available, #define
6633 (MREMAP_MAYMOVE): Define if not defined.
6634 (Output_file::Output_file): Initialize map_is_allocated_.
6635 (Output_file::resize): Check map_is_allocated_.
6636 (Output_file::map_anonymous): If mmap fails, use malloc.
6637 (Output_file::unmap): Don't do anything for an anonymous map.
6638 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
6639 is not available, provide stubs.
6640 (File_read::View::~View): Use free rather than delete[].
6641 (File_read::make_view): Use malloc rather than new[]. If mmap
6643 (File_read::find_or_make_view): Use malloc rather than new[].
6644 * gold.h: Remove HAVE_REMAP code.
6645 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
6646 exists. Rename mremap to gold_mremap. If mmap is not available
6648 * configure, config.in: Rebuild.
6650 2011-04-11 Ian Lance Taylor <iant@google.com>
6652 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
6653 initialize local variable v.
6655 2011-04-11 Cary Coutant <ccoutant@google.com>
6657 * archive.cc (Archive::include_member): Adjust call to
6659 (Add_archive_symbols::run): Track argument serial numbers.
6660 (Lib_group::include_member): Likewise.
6661 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
6662 * archive.h (Incremental_archive_entry::Archive_member):
6663 Initialize arg_serial_.
6664 (Archive_member::arg_serial_): New data member.
6665 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
6666 (Sized_dynobj::do_add_symbols): Track symbols when doing an
6668 (Sized_dynobj::do_for_all_local_got_entries): New function.
6669 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
6671 * fileread.cc (get_mtime): New function.
6672 * fileread.h (get_mtime): New function.
6673 * gold.cc (queue_initial_tasks): Check for incremental update.
6674 (process_incremental_input): New function.
6675 (queue_middle_tasks): Don't force valid target for incremental
6677 * incremental-dump.cc (find_input_containing_global): Adjust
6678 size of symbol info entry.
6679 (dump_incremental_inputs): Dump argument serial number and
6680 in_system_directory flag; bias shndx by 1; print symbol names
6681 when dumping per-file symbol lists; use new symbol info readers.
6683 (Output_section_incremental_inputs:update_data_size): New function.
6684 (Sized_incremental_binary::setup_readers): Setup input readers
6685 for each input file; build maps for files added from libraries
6687 (Sized_incremental_binary::check_input_args): New function.
6688 (Sized_incremental_binary::do_check_inputs): Build map of argument
6689 serial numbers to input arguments.
6690 (Sized_incremental_binary::do_file_has_changed): Rename
6691 do_file_is_unchanged to this; compare file modification times.
6692 (Sized_incremental_binary::do_init_layout): New function.
6693 (Sized_incremental_binary::do_reserve_layout): New function.
6694 (Sized_incremental_binary::do_get_input_reader): Remove.
6695 (Sized_incremental_binary::get_symtab_view): New function.
6696 (Incremental_checker::can_incrementally_link_output_file): Remove.
6697 (Incremental_inputs::report_command_line): Exclude --debug options.
6698 (Incremental_inputs::report_archive_begin): Add parameter; track
6699 argument serial numbers; don't put input file entry for archive
6700 before archive members.
6701 (Incremental_inputs::report_archive_end): Put input file entry
6702 for archive after archive members.
6703 (Incremental_inputs::report_object): Add parameter; track argument
6704 serial numbers and in_system_directory flag.
6705 (Incremental_inputs::report_script): Add parameter; track argument
6707 (Output_section_incremental_inputs::set_final_data_size): Adjust
6708 size of symbol info entry; check for forwarding symbols.
6709 (Output_section_incremental_inputs::write_input_files): Write
6710 in_system_directory flag and argument serial number.
6711 (Output_section_incremental_inputs::write_info_blocks): Map section
6712 indices between incremental info and original input file; store
6713 input section index for each symbol.
6714 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
6715 change operator() to visit().
6716 (class Global_got_offset_visitor): Likewise.
6717 (class Global_symbol_visitor_got_plt):
6718 (Output_section_incremental_inputs::write_got_plt): Use new visitor
6720 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
6721 (Sized_incr_relobj::do_read_symbols): New function.
6722 (Sized_incr_relobj::do_layout): New function.
6723 (Sized_incr_relobj::do_layout_deferred_sections): New function.
6724 (Sized_incr_relobj::do_add_symbols): New function.
6725 (Sized_incr_relobj::do_should_include_member): New function.
6726 (Sized_incr_relobj::do_for_all_global_symbols): New function.
6727 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
6728 (Sized_incr_relobj::do_section_size): New function.
6729 (Sized_incr_relobj::do_section_name): New function.
6730 (Sized_incr_relobj::do_section_contents): New function.
6731 (Sized_incr_relobj::do_section_flags): New function.
6732 (Sized_incr_relobj::do_section_entsize): New function.
6733 (Sized_incr_relobj::do_section_address): New function.
6734 (Sized_incr_relobj::do_section_type): New function.
6735 (Sized_incr_relobj::do_section_link): New function.
6736 (Sized_incr_relobj::do_section_info): New function.
6737 (Sized_incr_relobj::do_section_addralign): New function.
6738 (Sized_incr_relobj::do_initialize_xindex): New function.
6739 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
6740 (Sized_incr_relobj::do_read_relocs): New function.
6741 (Sized_incr_relobj::do_gc_process_relocs): New function.
6742 (Sized_incr_relobj::do_scan_relocs): New function.
6743 (Sized_incr_relobj::do_count_local_symbols): New function.
6744 (Sized_incr_relobj::do_finalize_local_symbols): New function.
6745 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
6746 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
6747 (Sized_incr_relobj::do_relocate): New function.
6748 (Sized_incr_relobj::do_set_section_offset): New function.
6749 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
6750 (Sized_incr_dynobj::do_read_symbols): New function.
6751 (Sized_incr_dynobj::do_layout): New function.
6752 (Sized_incr_dynobj::do_add_symbols): New function.
6753 (Sized_incr_dynobj::do_should_include_member): New function.
6754 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
6755 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
6756 (Sized_incr_dynobj::do_section_size): New function.
6757 (Sized_incr_dynobj::do_section_name): New function.
6758 (Sized_incr_dynobj::do_section_contents): New function.
6759 (Sized_incr_dynobj::do_section_flags): New function.
6760 (Sized_incr_dynobj::do_section_entsize): New function.
6761 (Sized_incr_dynobj::do_section_address): New function.
6762 (Sized_incr_dynobj::do_section_type): New function.
6763 (Sized_incr_dynobj::do_section_link): New function.
6764 (Sized_incr_dynobj::do_section_info): New function.
6765 (Sized_incr_dynobj::do_section_addralign): New function.
6766 (Sized_incr_dynobj::do_initialize_xindex): New function.
6767 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
6768 (make_sized_incremental_object): New function.
6769 (Incremental_library::copy_unused_symbols): New function.
6770 (Incremental_library::do_for_all_unused_symbols): New function.
6771 * incremental.h (enum Incremental_input_flags): New type.
6772 (class Incremental_checker): Remove.
6773 (Incremental_input_entry::Incremental_input_entry): Add argument
6775 (Incremental_input_entry::arg_serial): New function.
6776 (Incremental_input_entry::set_is_in_system_directory): New function.
6777 (Incremental_input_entry::is_in_system_directory): New function.
6778 (Incremental_input_entry::arg_serial_): New data member.
6779 (Incremental_input_entry::is_in_system_directory_): New data member.
6780 (class Script_info): Move here from script.h.
6781 (Script_info::Script_info): Add filename parameter.
6782 (Script_info::filename): New function.
6783 (Script_info::filename_): New data member.
6784 (Incremental_script_entry::Incremental_script_entry): Add argument
6786 (Incremental_object_entry::Incremental_object_entry): Likewise.
6787 (Incremental_object_entry::add_input_section): Build list of input
6788 sections with map to original shndx.
6789 (Incremental_object_entry::get_input_section_index): New function.
6790 (Incremental_object_entry::shndx_): New data member.
6791 (Incremental_object_entry::name_key_): Rename; adjust all refs.
6792 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
6793 (Incremental_archive_entry::Incremental_archive_entry): Add argument
6795 (Incremental_inputs::report_archive_begin): Likewise.
6796 (Incremental_inputs::report_object): Likewise.
6797 (Incremental_inputs::report_script): Likewise.
6798 (class Incremental_global_symbol_reader): New class.
6799 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
6800 and store flags and input file type.
6801 (Incremental_input_entry_reader::arg_serial): New function.
6802 (Incremental_input_entry_reader::type): Extract type from flags.
6803 (Incremental_input_entry_reader::is_in_system_directory): New function.
6804 (Incremental_input_entry_reader::get_input_section_count): Call
6805 accessor function for type.
6806 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
6807 function for type; adjust size of global symbol entry.
6808 (Incremental_input_entry_reader::get_global_symbol_count): Call
6809 accessor function for type.
6810 (Incremental_input_entry_reader::get_object_count): Likewise.
6811 (Incremental_input_entry_reader::get_object_offset): Likewise.
6812 (Incremental_input_entry_reader::get_member_count): Likewise.
6813 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
6814 (Incremental_input_entry_reader::get_member_offset): Likewise.
6815 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
6816 (Incremental_input_entry_reader::Global_symbol_info): Remove.
6817 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
6818 (Incremental_input_entry_reader::get_global_symbol_reader): New
6820 (Incremental_input_entry_reader::get_output_symbol_index): New
6822 (Incremental_input_entry_reader::type_): Remove.
6823 (Incremental_input_entry_reader::flags_): New data member.
6824 (Incremental_inputs_reader::input_file_offset): New function.
6825 (Incremental_inputs_reader::input_file_index): New function.
6826 (Incremental_inputs_reader::input_file): Call input_file_offset.
6827 (Incremental_inputs_reader::input_file_at_offset): New function.
6828 (Incremental_relocs_reader::get_r_type): Reformat.
6829 (Incremental_relocs_reader::get_r_shndx): Reformat.
6830 (Incremental_relocs_reader::get_r_offset): Reformat.
6831 (Incremental_relocs_reader::data): New function.
6832 (Incremental_binary::Incremental_binary): Initialize new data members.
6833 (Incremental_binary::check_inputs): Add cmdline parameter.
6834 (Incremental_binary::file_is_unchanged): Remove.
6835 (Input_reader::arg_serial): New function.
6836 (Input_reader::get_unused_symbol_count): New function.
6837 (Input_reader::get_unused_symbol): New function.
6838 (Input_reader::do_arg_serial): New function.
6839 (Input_reader::do_get_unused_symbol_count): New function.
6840 (Input_reader::do_get_unused_symbol): New function.
6841 (Incremental_binary::input_file_count): New function.
6842 (Incremental_binary::get_input_reader): Change signature to use
6843 index instead of filename.
6844 (Incremental_binary::file_has_changed): New function.
6845 (Incremental_binary::get_input_argument): New function.
6846 (Incremental_binary::get_library): New function.
6847 (Incremental_binary::get_script_info): New function.
6848 (Incremental_binary::init_layout): New function.
6849 (Incremental_binary::reserve_layout): New function.
6850 (Incremental_binary::output_file): New function.
6851 (Incremental_binary::do_check_inputs): New function.
6852 (Incremental_binary::do_file_is_unchanged): Remove.
6853 (Incremental_binary::do_file_has_changed): New function.
6854 (Incremental_binary::do_init_layout): New function.
6855 (Incremental_binary::do_reserve_layout): New function.
6856 (Incremental_binary::do_input_file_count): New function.
6857 (Incremental_binary::do_get_input_reader): Change signature.
6858 (Incremental_binary::input_args_map_): New data member.
6859 (Incremental_binary::library_map_): New data member.
6860 (Incremental_binary::script_map_): New data member.
6861 (Sized_incremental_binary::Sized_incremental_binary): Initialize
6863 (Sized_incremental_binary::output_section): New function.
6864 (Sized_incremental_binary::inputs_reader): Add const.
6865 (Sized_incremental_binary::symtab_reader): Add const.
6866 (Sized_incremental_binary::relocs_reader): Add const.
6867 (Sized_incremental_binary::got_plt_reader): Add const.
6868 (Sized_incremental_binary::get_symtab_view): New function.
6869 (Sized_incremental_binary::Inputs_reader): New typedef.
6870 (Sized_incremental_binary::Input_entry_reader): New typedef.
6871 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
6872 (Sized_incremental_binary::do_file_is_unchanged): Remove.
6873 (Sized_incremental_binary::do_file_has_changed): New function.
6874 (Sized_incremental_binary::do_init_layout): New function.
6875 (Sized_incremental_binary::do_reserve_layout): New function.
6876 (Sized_input_reader::Inputs_reader): Remove.
6877 (Sized_input_reader::Input_entry_reader): Remove.
6878 (Sized_input_reader::do_arg_serial): New function.
6879 (Sized_input_reader::do_get_unused_symbol_count): New function.
6880 (Sized_input_reader::do_get_unused_symbol): New function.
6881 (Sized_incremental_binary::do_input_file_count): New function.
6882 (Sized_incremental_binary::do_get_input_reader): Change signature;
6883 use index instead of filename.
6884 (Sized_incremental_binary::section_map_): New data member.
6885 (Sized_incremental_binary::input_entry_readers_): New data member.
6886 (class Sized_incr_relobj): New class.
6887 (class Sized_incr_dynobj): New class.
6888 (make_sized_incremental_object): New function.
6889 (class Incremental_library): New class.
6890 * layout.cc (Free_list::num_lists): New static data member.
6891 (Free_list::num_nodes): New static data member.
6892 (Free_list::num_removes): New static data member.
6893 (Free_list::num_remove_visits): New static data member.
6894 (Free_list::num_allocates): New static data member.
6895 (Free_list::num_allocate_visits): New static data member.
6896 (Free_list::init): New function.
6897 (Free_list::remove): New function.
6898 (Free_list::allocate): New function.
6899 (Free_list::dump): New function.
6900 (Free_list::print_stats): New function.
6901 (Layout_task_runner::run): Resize output file for incremental updates.
6902 (Layout::Layout): Initialize new data members.
6903 (Layout::set_incremental_base): New function.
6904 (Layout::init_fixed_output_section): New function.
6905 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
6906 incremental updates.
6907 (Layout::create_gold_note): Do not create gold note section for
6908 incremental updates.
6909 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
6910 for incremental updates.
6911 (Layout::set_section_offsets): For incremental updates, allocate space
6913 (Layout::create_symtab_sections): Layout with offsets relative to
6914 start of section; for incremental updates, allocate space from free
6916 (Layout::create_shdrs): For incremental updates, allocate space from
6918 (Layout::finish_dynamic_section): For incremental updates, do not
6919 check --as-needed (fixed in subsequent patch).
6920 * layout.h (class Free_list): New class.
6921 (Layout::set_incremental_base): New function.
6922 (Layout::incremental_base): New function.
6923 (Layout::init_fixed_output_section): New function.
6924 (Layout::allocate): New function.
6925 (Layout::incremental_base_): New data member.
6926 (Layout::free_list_): New data member.
6927 * main.cc (main): Print Free_list statistics.
6928 * object.cc (Relobj::finalize_incremental_relocs): Add
6929 clear_counts parameter; clear counts only when clear_counts is set.
6930 (Sized_relobj::Sized_relobj): Initialize new base class.
6931 (Sized_relobj::do_layout): Don't report special sections.
6932 (Sized_relobj::do_for_all_local_got_entries): New function.
6933 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
6934 symtab_off to all symbol table offsets.
6935 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
6936 * object.h (class Got_offset_list): Move to top of file.
6937 (Object::Object): Allow case where input_file == NULL.
6938 (Object::~Object): Likewise.
6939 (Object::input_file): Assert that input_file != NULL.
6940 (Object::lock): Allow case where input_file == NULL.
6941 (Object::unlock): Likewise.
6942 (Object::is_locked): Likewise.
6943 (Object::token): Likewise.
6944 (Object::release): Likewise.
6945 (Object::is_incremental): New function.
6946 (Object::get_mtime): New function.
6947 (Object::for_all_local_got_entries): New function.
6948 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
6949 (Object::set_is_in_system_directory): New function.
6950 (Object::is_in_system_directory): New function.
6951 (Object::do_is_incremental): New function.
6952 (Object::do_get_mtime): New function.
6953 (Object::do_for_all_local_got_entries): New function.
6954 (Object::is_in_system_directory_): New data member.
6955 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
6956 (class Sized_relobj_base): New class.
6957 (class Sized_relobj): Derive from Sized_relobj_base.
6958 (class Sized_relobj::Symbols): Redeclare from base class.
6959 (class Sized_relobj::local_got_offset_list): Remove.
6960 (class Sized_relobj::Output_sections): Redeclare from base class.
6961 (class Sized_relobj::do_for_all_local_got_entries): New function.
6962 (class Sized_relobj::write_local_symbols): Add offset parameter.
6963 (class Sized_relobj::local_symbol_offset_): Update comment.
6964 (class Sized_relobj::local_dynsym_offset_): Update comment.
6965 * options.cc (Input_arguments::add_file): Remove const.
6966 * options.h (Input_file_argument::Input_file_argument):
6967 Initialize arg_serial_ (all constructors).
6968 (Input_file_argument::set_arg_serial): New function.
6969 (Input_file_argument::arg_serial): New function.
6970 (Input_file_argument::arg_serial_): New data member.
6971 (Input_arguments::Input_arguments): Initialize file_count_.
6972 (Input_arguments::add_file): Remove const.
6973 (Input_arguments::number_of_input_files): New function.
6974 (Input_arguments::file_count_): New data member.
6975 (Command_line::number_of_input_files): Call
6976 Input_arguments::number_of_input_files.
6977 * output.cc (Output_segment_headers::Output_segment_headers):
6979 (Output_section::Input_section::current_data_size): New function.
6980 (Output_section::Output_section): Initialize new data members.
6981 (Output_section::add_input_section): Don't do merge sections for
6982 an incremental link; allocate space from free list for an
6984 (Output_section::add_output_section_data): Allocate space from
6985 free list for an incremental update.
6986 (Output_section::update_data_size): New function.
6987 (Output_section::set_fixed_layout): New function.
6988 (Output_section::reserve): New function.
6989 (Output_segment::set_section_addresses): Remove const.
6990 (Output_segment::set_section_list_addresses): Remove const; allocate
6991 space from free list for an incremental update.
6992 (Output_segment::set_offset): Adjust size of RELRO segment for an
6994 * output.h (Output_data::current_data_size): Move here from
6996 (Output_data::pre_finalize_data_size): New function.
6997 (Output_data::update_data_size): New function.
6998 (Output_section_headers::update_data_size): new function.
6999 (Output_section_data_build::current_data_size): Move to Output_data.
7000 (Output_data_strtab::update_data_size): New function.
7001 (Output_section::current_data_size): Move to Output_data.
7002 (Output_section::set_fixed_layout): New function.
7003 (Output_section::has_fixed_layout): New function.
7004 (Output_section::reserve): New function.
7005 (Output_section::update_data_size): New function.
7006 (Output_section::has_fixed_layout_): New data member.
7007 (Output_section::free_list_): New data member.
7008 (Output_segment::set_section_addresses): Remove const.
7009 (Output_segment::set_section_list_addresses): Remove const.
7010 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
7012 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
7014 * readsyms.cc (Read_symbols::do_read_symbols): Add library
7015 parameter when calling Add_symbols constructor; store argument
7016 serial number for members of a lib group.
7017 (Add_symbols::locks): Allow case where token == NULL.
7018 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
7019 (Read_member::~Read_member): New function.
7020 (Read_member::is_runnable): New function.
7021 (Read_member::locks): New function.
7022 (Read_member::run): New function.
7023 (Check_script::~Check_script): New function.
7024 (Check_script::is_runnable): New function.
7025 (Check_script::locks): New function.
7026 (Check_script::run): New function.
7027 (Check_library::~Check_library): New function.
7028 (Check_library::is_runnable): New function.
7029 (Check_library::locks): New function.
7030 (Check_library::run): New function.
7031 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
7032 (Add_symbols::library_): New data member.
7033 (class Read_member): New class.
7034 (class Check_script): New class.
7035 (class Check_library): New class.
7036 * reloc.cc (Read_relocs::is_runnable): Allow case where
7038 (Read_relocs::locks): Likewise.
7039 (Scan_relocs::locks): Likewise.
7040 (Relocate_task::locks): Likewise.
7041 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
7043 (Sized_relobj::incremental_relocs_scan): Fix comment.
7044 (Sized_relobj::do_relocate): Pass output file offset to
7045 write_local_symbols.
7046 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
7047 from class declaration.
7048 * script.cc (read_input_script): Allocate Script_info; pass
7049 argument serial number to report_script.
7050 * script.h (class Script_info): Move to incremental.h.
7051 * symtab.cc (Symbol_table::add_from_incrobj): New function.
7052 * symtab.h (Symbol_table::add_from_incrobj): New function.
7053 (Symbol_table::set_file_offset): New function.
7055 2011-04-05 Cary Coutant <ccoutant@google.com>
7057 * incremental-dump.cc (dump_incremental_inputs): Change signature
7058 to take a Sized_incremental_binary; change caller. Use readers
7059 in Sized_incremental_binary.
7061 (Sized_incremental_binary::find_incremental_inputs_sections):
7062 Rename do_find_incremental_inputs_sections to this.
7063 (Sized_incremental_binary::setup_readers): New function.
7064 (Sized_incremental_binary::do_check_inputs): Check
7065 has_incremental_info_ flag; move setup code to setup_readers;
7067 (Sized_incremental_binary::do_file_is_unchanged): New function.
7068 (Sized_incremental_binary::do_get_input_reader): New function.
7069 * incremental.h (class Incremental_binary): Move to end of file.
7070 (Incremental_binary::file_is_unchanged): New function.
7071 (Incremental_binary::do_file_is_unchanged): New function.
7072 (Incremental_binary::Input_reader): New class.
7073 (Incremental_binary::get_input_reader): New function.
7074 (class Sized_incremental_binary): Move to end of file.
7075 (Sized_incremental_binary::Sized_incremental_binary): Setup the
7076 input section reader classes.
7077 (Sized_incremental_binary::has_incremental_info): New function.
7078 (Sized_incremental_binary::inputs_reader): New function.
7079 (Sized_incremental_binary::symtab_reader): New function.
7080 (Sized_incremental_binary::relocs_reader): New function.
7081 (Sized_incremental_binary::got_plt_reader): New function.
7082 (Sized_incremental_binary::do_file_is_unchanged): New function.
7083 (Sized_incremental_binary::Sized_input_reader): New class.
7084 (Sized_incremental_binary::get_input_reader): New function.
7085 (Sized_incremental_binary::find_incremental_inputs_sections):
7086 Rename do_find_incremental_inputs_sections to this.
7087 (Sized_incremental_binary::setup_readers): New function.
7088 (Sized_incremental_binary::has_incremental_info_): New data member.
7089 (Sized_incremental_binary::inputs_reader_): New data member.
7090 (Sized_incremental_binary::symtab_reader_): New data member.
7091 (Sized_incremental_binary::relocs_reader_): New data member.
7092 (Sized_incremental_binary::got_plt_reader_): New data member.
7093 (Sized_incremental_binary::current_input_file_): New data member.
7095 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
7098 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
7101 2011-03-30 Cary Coutant <ccoutant@google.com>
7103 * archive.cc (Archive::include_member): Adjust call to report_object.
7104 (Add_archive_symbols::run): Add script_info to call to
7105 report_archive_begin.
7106 (Lib_group::include_member): Adjust call to report_object.
7107 (Add_lib_group_symbols::run): Adjust call to report_object.
7108 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
7109 blocks. Add object count for script input files.
7110 * incremental.cc (Incremental_inputs::report_archive_begin): Add
7111 script_info parameter; change all callers.
7112 (Incremental_inputs::report_object): Add script_info parameter;
7114 (Incremental_inputs::report_script): Store backpointer to
7115 incremental info entry.
7116 (Output_section_incremental_inputs::set_final_data_size): Record
7117 additional information for scripts.
7118 (Output_section_incremental_inputs::write_info_blocks): Likewise.
7119 * incremental.h (Incremental_script_entry::add_object): New function.
7120 (Incremental_script_entry::get_object_count): New function.
7121 (Incremental_script_entry::get_object): New function.
7122 (Incremental_script_entry::objects_): New data member; adjust
7124 (Incremental_inputs::report_archive_begin): Add script_info parameter.
7125 (Incremental_inputs::report_object): Add script_info parameter.
7126 (Incremental_inputs_reader::get_object_count): New function.
7127 (Incremental_inputs_reader::get_object_offset): New function.
7128 * options.cc (Input_arguments::add_file): Return reference to
7130 * options.h (Input_argument::set_script_info): New function.
7131 (Input_argument::script_info): New function.
7132 (Input_argument::script_info_): New data member; adjust all
7134 (Input_file_group::add_file): Return reference to new input argument.
7135 (Input_file_lib::add_file): Likewise.
7136 (Input_arguments::add_file): Likewise.
7137 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
7138 * script.cc (Parser_closure::Parser_closure): Add script_info
7139 parameter; adjust all callers.
7140 (Parser_closure::script_info): New function.
7141 (Parser_closure::script_info_): New data member.
7142 (read_input_script): Report scripts earlier to incremental info.
7143 (script_add_file): Set script_info in Input_argument.
7144 (script_add_library): Likewise.
7145 * script.h (Script_options::Script_info): Rewrite class.
7147 2011-03-29 Cary Coutant <ccoutant@google.com>
7149 * archive.cc (Library_base::should_include_member): Move
7150 method here from class Archive.
7151 (Archive::Archive): Initialize base class.
7152 (Archive::should_include_member): Move to base class.
7153 (Archive::do_for_all_unused_symbols): New function.
7154 (Add_archive_symbols::run): Remove redundant access to
7156 (Lib_group::Lib_group): Initialize base class.
7157 (Lib_group::do_filename): New function.
7158 (Lib_group::include_member): Pass pointer to Lib_group to
7160 (Lib_group::do_for_all_unused_symbols): New function.
7161 (Add_lib_group_symbols::run): Report archive information for
7163 * archive.h (class Library_base): New base class.
7164 (class Archive): Derive from Library_base.
7165 (Archive::filename): Move to base class.
7166 (Archive::set_incremental_info): Likewise.
7167 (Archive::incremental_info): Likewise.
7168 (Archive::Should_include): Likewise.
7169 (Archive::should_include_member): Likewise.
7170 (Archive::Armap_entry): Remove.
7171 (Archive::Unused_symbol_iterator): Remove.
7172 (Archive::unused_symbols_begin): Remove.
7173 (Archive::unused_symbols_end): Remove.
7174 (Archive::do_filename): New function.
7175 (Archive::do_get_mtime): New function.
7176 (Archive::do_for_all_unused_symbols): New function.
7177 (Archive::task_): Move to base class.
7178 (Archive::incremental_info_): Likewise.
7179 (class Lib_group): Derive from Library_base.
7180 (Lib_group::do_filename): New function.
7181 (Lib_group::do_get_mtime): New function.
7182 (Lib_group::do_for_all_unused_symbols): New function.
7183 (Lib_group::task_): Move to base class.
7184 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
7186 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
7188 * incremental.cc (Incremental_inputs::report_archive_begin):
7189 Use Library_base; call library's get_mtime; add incremental inputs
7190 entry before members.
7191 (class Unused_symbol_visitor): New class.
7192 (Incremental_inputs::report_archive_end): Use Library_base; use
7193 visitor class to record unused symbols; don't add incremental inputs
7194 entry after members.
7195 (Incremental_inputs::report_object): Use Library_base.
7197 (Incremental_archive_entry::Incremental_archive_entry): Remove
7198 unused Archive parameter.
7199 (Incremental_inputs::report_archive_begin): Use Library_base.
7200 (Incremental_inputs::report_archive_end): Likewise.
7201 (Incremental_inputs::report_object): Likewise.
7202 * object.cc (Sized_relobj::do_for_all_global_symbols): New
7204 * object.h (Object::for_all_global_symbols): New function.
7205 (Object::do_for_all_global_symbols): New function.
7206 (Sized_relobj::do_for_all_global_symbols): New function.
7207 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
7209 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
7212 2011-03-27 Ian Lance Taylor <iant@google.com>
7214 * archive.cc (Archive::interpret_header): Return -1 if something
7215 goes wrong. Change callers accordingly.
7217 2011-03-25 Cary Coutant <ccoutant@google.com>
7219 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
7220 * testsuite/Makefile.in: Regenerate.
7222 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
7224 * plugin.cc (get_view): New.
7225 (Plugin::load): Pass get_view to the plugin.
7226 (Plugin_manager::get_view): New.
7228 2011-03-21 Ian Lance Taylor <iant@google.com>
7230 * testsuite/final_layout.sh: Rewrite to not use dc.
7231 * testsuite/relro_test.sh: Fail if dc is not present.
7233 2011-03-21 Sriraman Tallam <tmsriram@google.com>
7235 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
7237 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
7238 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
7240 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
7241 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
7243 2011-03-14 Ian Lance Taylor <iant@google.com>
7245 * script-sections.cc (Sort_output_sections::script_compare):
7246 Rename from is_before, change return type.
7247 (Sort_output_sections::operator()): Adjust accordingly.
7249 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
7252 * testsuite/odr_violation2.cc: Add comment to make all error line
7253 numbers double digits.
7254 * testsuite/debug_msg.sh: Adjust expected errors.
7256 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
7258 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
7259 but mark earlier ones as non-canonical
7260 (offset_to_iterator): Update search target and example
7261 (do_addr2line): Return extra lines in a vector*
7262 (format_file_lineno): Extract from do_addr2line
7263 (one_addr2line): Add vector* out-param
7264 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
7265 when a lineno entry appeared last for its instruction
7266 (Dwarf_line_info): Add vector* out-param
7267 * object.cc (Relocate_info): Pass NULL for the vector* out-param
7268 * symtab.cc (Odr_violation_compare): Include the lineno in the
7270 (linenos_from_loc): New. Combine the canonical line for an
7271 address with its other lines.
7272 (True_if_intersect): New. Helper functor to make
7273 std::set_intersection a query.
7274 (detect_odr_violations): Compare sets of lines instead of just
7275 one line for each function. This became less deterministic, but
7276 has fewer false positives.
7277 * symtab.h: Declarations.
7278 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
7279 mix an optimized and non-optimized object in the same binary
7280 (odr_violation2.so): Same.
7281 * testsuite/Makefile.in: Regenerate from Makefile.am.
7282 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
7283 * testsuite/debug_msg.sh: Update line numbers and add
7285 * testsuite/odr_violation1.cc: Use OdrDerived, in a
7286 non-optimized context.
7287 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
7288 isn't inlined, and use OdrDerived in an optimized context.
7289 * testsuite/odr_header1.h: Defines OdrDerived, where
7290 optimization will change the
7291 first-instruction-in-the-destructor's file and line number.
7292 * testsuite/odr_header2.h: Defines OdrBase.
7294 2011-03-09 Ian Lance Taylor <iant@google.com>
7296 * fileread.cc (File_read::clear_views): Don't delete the whole
7299 2011-03-08 Ian Lance Taylor <iant@google.com>
7302 * fileread.cc: #include <climits>.
7303 (GOLD_IOV_MAX): Define.
7304 (File_read::read_multiple): Limit number of entries by iov_max.
7305 * fileread.h (class File_read): Always set max_readv_entries to
7308 2011-03-07 Ian Lance Taylor <iant@google.com>
7311 * options.h (class General_options): Add -dy and -dn.
7313 2011-03-02 Cary Coutant <ccoutant@google.com>
7315 * testsuite/script_test_9.t: Add TLS segment.
7317 2011-03-02 Simon Baldwin <simonb@google.com>
7319 * configure.ac: Add check for gnu_indirect_function support in
7320 the toolchain building binutils.
7321 * configure: Rebuild.
7323 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
7325 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
7326 plugin only symbols.
7327 (Symbol_table::sized_finalize_symbol) Mark symbol only present
7328 in plugin files as not needed in the symbol table.
7330 2011-02-11 Sriraman Tallam <tmsriram@google.com>
7332 * output.cc (Output_section::add_input_section): Delay fill
7333 generation for section ordering.
7335 2011-02-09 Ian Lance Taylor <iant@google.com>
7338 * object.h (class Sized_relobj): Remove clear_local_symbols.
7339 * reloc.cc (Sized_relobj::do_relocate): Don't call
7340 clear_local_symbols.
7342 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
7344 * plugin.cc (is_visible_from_outside): Return true for symbols
7347 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
7349 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
7352 2011-02-02 Sriraman Tallam <tmsriram@google.com>
7354 * icf.h (is_section_foldable_candidate): Change type of parameter
7356 * icf.cc (Icf::find_identical_sections): Change type of local variable
7357 section_name to be std::string.
7358 (is_function_ctor_or_dtor): Change type of parameter to std::string.
7360 2011-01-25 Ian Lance Taylor <iant@google.com>
7362 * script.cc (script_add_extern): Rewrite to use
7363 add_symbol_reference.
7365 2011-01-25 Doug Kwan <dougkwan@google.com>
7367 * icf.cc (get_section_contents): Always lock section's object.
7369 2011-01-24 Ian Lance Taylor <iant@google.com>
7371 * options.h (class General_options): Accept
7372 --no-detect-odr-violations.
7374 2011-01-24 Ian Lance Taylor <iant@google.com>
7376 * version.cc (version_string): Bump to 1.11.
7378 2011-01-24 Ian Lance Taylor <iant@google.com>
7380 * plugin.cc (class Plugin_rescan): Define new class.
7381 (Plugin_manager::claim_file): Set any_claimed_.
7382 (Plugin_manager::save_archive): New function.
7383 (Plugin_manager::save_input_group): New function.
7384 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
7386 (Plugin_manager::new_undefined_symbol): New function.
7387 (Plugin_manager::rescan): New function.
7388 (Plugin_manager::rescannable_defines): New function.
7389 (Plugin_manager::add_input_file): Set any_added_.
7390 * plugin.h (class Plugin_manager): define new fields rescannable_,
7391 undefined_symbols_, any_claimed_, and any_added_. Declare
7392 Plugin_rescan as friend. Declare new functions.
7393 (Plugin_manager::Rescannable): Define type.
7394 (Plugin_manager::Rescannable_list): Define type.
7395 (Plugin_manager::Undefined_symbol_list): Define type.
7396 (Plugin_manager::Plugin_manager): Initialize new fields.
7397 * archive.cc (Archive::defines_symbol): New function.
7398 (Add_archive_symbols::run): Pass archive to plugins if any.
7399 * archive.h (class Archive): Declare defines_symbol.
7400 * readsyms.cc (Input_group::~Input_group): New function.
7401 (Finish_group::run): Pass input_group to plugins if any.
7402 * readsyms.h (class Input_group): Declare destructor.
7403 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
7406 2011-01-10 Ian Lance Taylor <iant@google.com>
7408 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
7410 (Layout::set_segment_offsets): Reset increase_relro before calling
7411 set_section_addresses a second time.
7413 2011-01-04 Cary Coutant <ccoutant@google.com>
7415 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
7416 sections before NOBITS sections.
7418 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
7420 * version.cc (print_version): Update copyright to 2011.
7422 2010-12-23 Cary Coutant <ccoutant@google.com>
7424 * output.h (Output_data_reloc::add_output_section): Pass OD instead
7425 of OS to this->add. Add OD parameter to second form of the function.
7427 2010-12-20 Ian Lance Taylor <iant@google.com>
7429 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
7430 second of two consecutive entries with same offset.
7432 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7434 * testsuite/Makefile.am (ifuncmain2static_LDADD)
7435 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
7436 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
7437 to avoid unneeded links against $(LDADD).
7438 * testsuite/Makefile.in: Regenerate.
7440 2010-12-15 Ian Lance Taylor <iant@google.com>
7443 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
7444 for R_X86_64_32 and R_X86_64_PC32.
7445 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
7446 ver_matching_def_pic.o.
7447 (ver_matching_def_pic.o): New target.
7449 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7451 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
7452 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
7453 Move definition before File_read::View member definitions.
7454 (File_read::View::~View): Initialize and hold lock before
7455 updating current_mapped_bytes.
7457 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7459 * dwarf_reader.cc: Remove outdated comment.
7460 * gold-threads.cc: Fix typo in error message.
7461 * archive.cc: Fix typos in comments.
7462 * archive.h: Likewise.
7463 * arm-reloc-property.cc: Likewise.
7464 * arm-reloc-property.h: Likewise.
7465 * arm-reloc.def: Likewise.
7467 * attributes.h: Likewise.
7468 * cref.cc: Likewise.
7469 * ehframe.cc: Likewise.
7470 * fileread.h: Likewise.
7472 * i386.cc: Likewise.
7474 * incremental.h: Likewise.
7475 * int_encoding.cc: Likewise.
7476 * layout.h: Likewise.
7477 * main.cc: Likewise.
7478 * merge.h: Likewise.
7479 * object.cc: Likewise.
7480 * object.h: Likewise.
7481 * options.cc: Likewise.
7482 * readsyms.cc: Likewise.
7483 * reduced_debug_output.cc: Likewise.
7484 * reloc.cc: Likewise.
7485 * script-sections.cc: Likewise.
7486 * sparc.cc: Likewise.
7487 * symtab.h: Likewise.
7488 * target-reloc.h: Likewise.
7489 * target.cc: Likewise.
7490 * target.h: Likewise.
7491 * timer.cc: Likewise.
7492 * timer.h: Likewise.
7493 * x86_64.cc: Likewise.
7495 2010-12-09 Cary Coutant <ccoutant@google.com>
7497 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
7499 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
7500 parameter; change all callers.
7501 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
7502 * options.h (warn_execstack): New option.
7504 2010-12-07 Doug Kwan <dougkwan@google.com>
7506 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
7507 like function call relocations.
7509 2010-12-07 Ian Lance Taylor <iant@google.com>
7511 * archive.cc (Archive::get_elf_object_for_member): Permit
7512 punconfigured to be NULL.
7513 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
7514 (Archive::include_member): Pass NULL to get_elf_object_for_member
7515 if we searched for the archive and this is the first included
7518 2010-12-01 Ian Lance Taylor <iant@google.com>
7520 * dwarf_reader.h (class Sized_dwarf_line_info): Add
7521 track_relocs_type_ field.
7522 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7523 Set track_relocs_type_.
7524 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
7525 contents when using RELA relocs.
7526 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
7528 * reloc.cc (Track_relocs::next_addend): New function.
7529 * reloc.h (class Track_relocs): Declare next_addend.
7531 2010-12-01 Ian Lance Taylor <iant@google.com>
7533 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
7536 2010-12-01 Ian Lance Taylor <iant@google.com>
7538 * README: Update compilers known to work and fail.
7540 2010-11-23 Matthias Klose <doko@ubuntu.com>
7542 * configure.in: For --enable-gold, handle value `default' instead of
7543 `both*'. Always install ld as ld.bfd, install as ld if gold is
7545 * configure: Regenerate.
7547 2010-11-18 Doug Kwan <dougkwan@google.com>
7549 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
7550 and right_alignment to be zero. Store result alignment only if it is
7551 greater than existing alignment.
7553 2010-11-16 Cary Coutant <ccoutant@google.com>
7556 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7557 Check for ".zdebug_line".
7559 2010-11-16 Doug Kwan <dougkwan@google.com>
7560 Cary Coutant <ccoutant@google.com>
7562 * output.h (Output_segment::set_section_addresses): Pass increase_relro
7563 by reference; adjust all callers.
7564 * output.cc (Output_segment::set_section_addresses): Adjust references
7565 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
7567 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
7568 end at page boundary.
7570 2010-11-16 Cary Coutant <ccoutant@google.com>
7573 * layout.cc (Layout::choose_output_section): Transform names of
7574 compressed sections even when using a script with a SECTIONS clause.
7575 (Layout::output_section_name): Remove code to transform
7576 compressed debug section names.
7577 * output.cc (Output_section::add_input_section): Use uncompressed
7578 section size when tracking input sections.
7580 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
7582 * symtab.h (Symbol::NON_PIC_REF): Remove.
7583 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
7584 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
7585 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
7586 (Symbol::use_plt_offset): Take a flags argument and pass it
7587 directly to needs_dynamic_reloc. Restrict check for undefined
7588 weak symbols to function calls.
7589 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
7590 (Target_arm::Scan::global): Use it.
7591 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
7592 (Target_arm::Relocate::relocate): Likewise.
7593 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
7594 parameter with an r_type parameter. Use get_reference_flags
7596 (Target_arm::Relocate::relocate): Update accordingly.
7597 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
7598 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
7599 (Target_i386::Scan::global): Likewise.
7600 (Target_i386::Relocate::relocate): Likewise.
7601 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
7602 parameter with an r_type parameter. Use get_reference_flags
7604 (Target_i386::Relocate::relocate): Update accordingly.
7605 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
7606 (Target_powerpc::Scan::global): Use it.
7607 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
7608 (Target_powerpc::Relocate::relocate): Likewise.
7609 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
7610 (Target_sparc::Scan::global): Use it.
7611 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
7612 (Target_sparc::Relocate::relocate): Likewise.
7613 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
7614 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
7615 (Target_x86_64::Scan::global): Likewise.
7616 (Target_x86_64::Relocate::relocate): Likewise.
7618 2010-11-08 Doug Kwan <dougkwan@google.com>
7619 Cary Coutant <ccoutant@google.com>
7621 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
7622 (Arm_exidx_merge_section::section_contents_): New data member.
7623 (Arm_input_section::Arm_input_section): Initialize original_contents_.
7624 (Arm_input_section::~Arm_input_section): De-allocate memory.
7625 (Arm_input_section::original_contents_): New data member.
7626 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
7627 in parameters instead of calling Object::section_contents without
7629 (Arm_output_section::group_section): New parameter TASK. Pass it
7630 to callees that need locking objects.
7631 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
7632 to lock EXIDX input sections. Fix a formatting issue. Call
7633 Arm_exidx_merged_section::build_contents to create merged section
7635 (Arm_output_section::create_stub_group): New parameter TASK. Use it
7636 to lock object of stub table owner.
7637 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
7638 TEXT_SIZE to initialize data member TEXT_SIZE_.
7639 (Arm_exidx_input_section::addralign): Fix typo in comment.
7640 (Arm_exidx_input_section::text_size): New method.
7641 (Target_arm::do_relax): New parameter TASK. Pass it to callees
7642 that require locking objects. Lock objects before scanning for stubs
7643 and updating local symbols.
7644 (Arm_input_section<big_endian>::init): Copy contents of original
7646 (Arm_input_section<big_endian>::do_write): Use saved contents of
7647 original input section instead of calling Object::section_contents
7649 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
7650 size without calling Object::section_size().
7651 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
7652 for size. Allocate a buffer for merged EXIDX entries.
7653 (Arm_exidx_merged_section::build_contents): New method.
7654 (Arm_exidx_merged_section::do_write): Move merge section contents
7655 building code to Arm_exidx_merged_section::build_contetns. Write
7656 out contetns in buffer instead of building it on the fly.
7657 (Arm_relobj::make_exidx_input_section): Also pass text section size
7658 to Arm_exidx_input_section constructor.
7659 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
7660 (Arm_dynobj::do_read_symbols): Fix memory leak.
7661 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
7662 * target.h: (class Task): Add forward declaration.
7663 (Target::relax): Add new parameter TASK and pass it to
7665 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
7667 2010-11-05 Cary Coutant <ccoutant@google.com>
7670 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
7671 object when reading from the file.
7672 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
7674 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
7675 when reading section contents.
7676 (get_section_contents): Likewise.
7677 (icf::find_identical_sections): Likewise.
7678 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
7679 object when reading from the file.
7680 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
7681 the object when doing deferred section layout.
7683 2010-11-03 Nick Clifton <nickc@redhat.com>
7686 * script.h (class Symbol_assignment: name): New member. Returns
7687 the name of the symbol.
7688 * scrfipt.cc (Script_options::is_pending_assignment): New member.
7689 Returns true if the given symbol name is on the list of
7690 assignments wating to be processed.
7691 * archive.cc (should_incldue_member): If the symbol is undefined,
7692 check to see if it is on the list of symbols pending assignment.
7694 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
7696 * script-sections.cc (Script_sections::find_memory_region): Check
7697 for a NULL output section pointer.
7699 2010-10-29 Doug Kwan <dougkwan@google.com>
7701 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
7702 Output_section::add_relaxed_input_section.
7703 * output.cc (Output_section::add_relaxed_input_section): Add new
7704 arguments LAYOUT and NAME. Set section order index.
7705 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7706 Copy section order index.
7707 * output.h (Output_section::add_relaxed_input_section): Add new
7708 arguments LAYOUT and NAME.
7710 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7712 * testsuite/Makefile.am: Move gcctestdir/ld rule to
7713 NATIVE_OR_CROSS_LINKER.
7714 * testsuite/Makefile.in: Regenerate.
7716 2010-10-20 Doug Kwan <dougkwan@google.com>
7718 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
7719 without SHF_LINK_ORDER flags.
7720 * layout.cc (Layout::choose_output_section): Do not filter
7721 SHF_LINK_ORDER flag in a relocatable link.
7723 2010-10-17 Cary Coutant <ccoutant@google.com>
7725 * output.h (Output_segment::set_section_addresses): Change function
7726 signature. Update all callers.
7727 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
7729 (Output_segment::set_section_addresses): Align after last TLS
7730 section. Add padding before last relro section instead of after.
7732 2010-10-17 Doug Kwan <dougkwan@google.com>
7734 * gold/arm.cc (Target_arm::got_section): Use correct order and set
7735 GOT output section to be writable.
7737 2010-10-14 Cary Coutant <ccoutant@google.com>
7739 * debug.h (DEBUG_INCREMENTAL): New flag.
7740 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
7741 * gold.cc (queue_initial_tasks): Check parameters for incremental link
7743 * incremental.cc (report_command_line): Ignore all forms of
7745 * layout.cc (Layout::Layout): Check parameters for incremental link
7747 * options.cc (General_options::parse_incremental): New function.
7748 (General_options::parse_no_incremental): New function.
7749 (General_options::parse_incremental_full): New function.
7750 (General_options::parse_incremental_update): New function.
7751 (General_options::incremental_mode_): New data member.
7752 (General_options::finalize): Check incremental_mode_.
7753 * options.h (General_options): Update help text for --incremental.
7754 Add --no-incremental, --incremental-full, --incremental-update.
7755 (General_options::Incremental_mode): New enum type.
7756 (General_options::incremental_mode): New function.
7757 (General_options::incremental_mode_): New data member.
7758 * parameters.cc (Parameters::incremental_mode_): New data member.
7759 (Parameters::set_options): Set incremental_mode_.
7760 (Parameters::set_incremental_full): New function.
7761 (Parameters::incremental): New function.
7762 (Parameters::incremental_update): New function.
7763 (set_parameters_incremental_full): New function.
7764 * parameters.h (Parameters::set_incremental_full): New function.
7765 (Parameters::incremental): New function.
7766 (Parameters::incremental_update): New function.
7767 (Parameters::incremental_mode_): New data member.
7768 (set_parameters_incremental_full): New function.
7769 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
7770 incremental link mode.
7771 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
7772 (Sized_relobj::do_relocate_sections): Likewise.
7773 * testsuite/Makefile.am (incremental_test): Use --incremental-full
7775 * testsuite/Makefile.in: Regenerate.
7776 * testsuite/incremental_test.sh: Filter all forms of --incremental.
7778 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7780 * script-sections.h (class Script_sections): Make
7781 Sections_elements typedef public.
7782 * script-sections.cc (class Sort_output_sections): Add elements_
7783 field. Add constructor which sets it; change all callers.
7784 (Sort_output_sections::is_before): New function.
7785 (Sort_output_sections::operator()): Call is_before.
7786 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
7788 * testsuite/script_test_10.sh: New test. Test script section
7790 * testsuite/script_test_10.t: Likewise.
7791 * testsuite/script_test_10.s: Likewise.
7792 * testsuite/Makefile.am: Wrap the cross linker tests and the
7793 common tests into NATIVE_OR_CROSS_LINKER.
7794 (check_SCRIPTS): Add script_test_10.sh.
7795 (check_DATA): Add script_test_10.stdout.
7796 (script_test_10.o, script_test_10): New targets.
7797 (script_test_10.stdout): New target.
7798 * configure, testsuite/Makefile.in: Regenerate.
7800 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7802 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
7803 error for the deprecated relocations.
7804 (Target_arm::Scan::global): Likewise.
7805 (Target_arm::Relocate::relocate): Likewise.
7807 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
7809 * fileread.cc (Input_file::find_file): Initialize *found_name
7810 and *namep when using the fallback search for case 4.
7812 2010-10-11 Cary Coutant <ccoutant@google.com>
7814 * options.h (class General_options): Redefine -z lazy as an alias for
7815 the negation of -z now.
7817 2010-10-11 Ian Lance Taylor <iant@google.com>
7819 * resolve.cc (symbol_to_bits): Report the value of the unsupported
7822 2010-10-06 Nick Clifton <nickc@redhat.com>
7824 * script-sections.cc(class Memory_region): Remove
7825 current_lma_offset_ field. Rename current_vma_offset_ to
7826 current_offset_. Add last_section_ field.
7827 (Memory_region::get_current_vma_address): Rename to
7828 get_current_address.
7829 (Memory_region::get_current_lma_address): Delete.
7830 (Memory_region::increment_vma_offset): Rename to
7832 (Memory_region::increment_lma_offset): Delete.
7833 (Memory_region::attributes_compatible): New method. Returns
7834 true if the provided section is compatible with the region.
7835 (Memory_region::get_last_section): New method. Returns the last
7836 section to use the region.
7837 (Memory_region::set_last_section): New method. Stores the last
7838 section to use the region.
7839 (Script_sections::block_in_region): New method. Returns true if
7840 a block of memory is contained within a region.
7841 (Script_sections::find_memory_region): New method. Locates a
7842 memory region to be used to set a VMA or LMA address.
7843 (Output_section_definition::set_section_addresses): Add code to
7844 check for addresses set by memory regions.
7845 (Output_segment::set_section_addresses): Remove memory region
7847 (Script_sections::create_segment): Add a warning if a header
7848 segment is created outside of any region.
7849 * script-sections.h (class Script_sections): Add prototypes for
7850 find_memory_region and block_in_region methods.
7851 * testsuite/memory_test.s: Use .long instead of .word.
7852 * testsuite/memory_test.t: Add some more output sections.
7853 * testsuite/memory_test.sh: Update expected output.
7855 2010-10-02 Doug Kwan <dougkwan@google.com>
7857 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
7858 defintion to symtab.h
7859 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
7860 declaration to defintion.
7862 2010-10-01 Nick Clifton <nickc@redhat.com>
7864 * expression.cc (eval): Replace dummy argument with NULL.
7865 (eval_maybe_dot): Check for a NULL result section pointer.
7866 (Symbol_expression::value): Likewise.
7867 (Dot_expression::value): Likewise.
7868 (BINARY_EXPRESSION): Likewise.
7869 (Max_expression::value): Likewise.
7870 (Min_expression::value): Likewise.
7871 (Absolute_expression::value): Likewise.
7872 (Addr_expression::value_from_output_section): Likewise.
7873 (Loaddddr_expression::value_from_output_section): Likewise.
7874 (Segment_start_expression::value): Likewise.
7875 * script-sections.cc
7876 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
7878 (Sections_elememt_dot_assignment::set_section_addresses):
7880 (Output_data_expression::do_write_to_buffer): Likewise.
7881 (Output_section_definition::finalize_symbols): Likewise.
7882 (Output_section_definition::set_section_addresses): Likewise.
7884 2010-09-30 Doug Kwan <dougkwan@google.com>
7886 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
7888 2010-09-28 Sriraman Tallam <tmsriram@google.com>
7890 * target.h (Target::can_icf_inline_merge_sections): New virtual
7892 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
7894 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
7896 * icf.cc (get_section_contents): Inline merge sections only when
7899 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7901 * configure: Regenerate.
7903 2010-09-17 Ian Lance Taylor <iant@google.com>
7905 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
7906 * testsuite/Makefile.am (memory_test.o): New target.
7907 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
7909 * testsuite/Makefile.in: Rebuild.
7911 2010-09-17 Doug Kwan <dougkwan@google.com>
7913 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
7914 defintion if relocation uses GOT entries of the symbol.
7915 * testsuite/icf_safe_test.sh: Fix test.
7916 * testsuite/icf_safe_so_test.sh: Fix test.
7918 2010-09-16 Cary Coutant <ccoutant@google.com>
7920 * script_sections.cc (class Memory_region): Remove "NULL" from
7921 vector initializations.
7923 2010-09-15 Cary Coutant <ccoutant@google.com>
7925 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
7926 Resolve forwarding symbols.
7928 2010-09-15 Doug Kwan <dougkwan@google.com>
7930 * gold/testsuite/script_test_3.t: Add ARM special sections.
7931 * gold/testsuite/script_test_4.t: Same.
7932 * gold/testsuite/script_test_5.t: Same.
7933 * gold/testsuite/script_test_6.t: Same.
7934 * gold/testsuite/script_test_7.t: Same.
7935 * gold/testsuite/script_test_7.t: Same.
7936 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
7938 2010-09-14 Cary Coutant <ccoutant@google.com>
7940 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
7941 (Target_x86_64::Relocate::relocate_tls): Replace check for
7942 saw_tls_block_reloc_ with test for executable section.
7944 2010-09-12 Cary Coutant <ccoutant@google.com>
7946 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
7947 position-independent executables to shared libraries need dynamic
7949 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
7950 position-independent executables.
7951 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
7952 * testsuite/Makefile.in: Regenerate.
7954 2010-09-10 Nick Clifton <nickc@redhat.com>
7957 * testsuite/memory_test.t: Discard any sections that are not
7960 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
7963 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
7964 "This::" to work around a bug in gcc 4.2.
7966 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
7968 2010-09-09 Rafael Espindola <espindola@google.com>
7970 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
7971 sections with different PF_X flags in the same segment.
7972 (Layout::find_first_load_seg): Search all segments to find the first
7974 * options.h (rosegment): New.
7976 2010-09-08 Rafael Espindola <espindola@google.com>
7978 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
7980 2010-09-08 Doug Kwan <dougkwan@google.com>
7982 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
7983 (Arm_relobj::do_relocate_sections): Add new parameter for output
7984 file to match the parent.
7985 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
7986 of local symbols instead of input values. Update code to track
7987 changes in gold::relocate_section.
7988 * object.cc (Sized_relobj::compute_final_local_value): New methods.
7989 (Sized_relobj::compute_final_local_value_internal): New methods.
7990 (Sized_relobj::do_finalize_local_symbols): Move code from loop
7991 body into private version of Sized_relobj::compute_final_local_value.
7992 Call the inline method.
7993 * object.h (Symbol_value::Symbol_value): Define destructor. Free
7994 merged symbol value if there is one.
7995 (Symbol_value::has_output_value): New method defintiion.
7996 (Sized_relobj::Compute_final_local_value_status): New enum type.
7997 (Sized_relobj::compute_final_local_value): New methods.
7998 (Sized_relobj::compute_final_local_value_internal): New methods.
7999 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
8000 and arm_cortex_a8.sh.
8001 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
8002 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
8004 * Makefile.in: Regenerate.
8005 * testsuite/arm_bl_out_of_range.s: Update test.
8006 * testsuite/thumb_bl_out_of_range.s: Ditto.
8007 * testsuite/thumb_blx_out_of_range.s: Ditto.
8008 * testsuite/arm_branch_out_of_range.sh: New file.
8009 * testsuite/arm_cortex_a8.sh: Ditto.
8010 * testsuite/arm_cortex_a8_b.s: Ditto.
8011 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
8012 * testsuite/arm_cortex_a8_b_local.s: Ditto.
8013 * testsuite/arm_cortex_a8_bl.s: Ditto.
8014 * testsuite/arm_cortex_a8_blx.s: Ditto.
8015 * testsuite/arm_cortex_a8_local.s: Ditto.
8016 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
8017 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
8019 2010-09-08 Rafael Espindola <espindola@google.com>
8021 * Makefile.am (memory_test.stdout): Run readelf with -W.
8022 * Makefile.in: Regenerate.
8023 * testsuite/memory_test.sh: Make the regexps accept both 32 and
8026 2010-09-08 Rafael Espindola <espindola@google.com>
8028 * script-sections.cc (Script_sections::add_memory_region): Convert
8029 field precision to int.
8030 * script.cc (script_set_section_region, script_set_section_region):
8031 Convert field precision to int.
8033 2010-09-08 Rafael Espindola <espindola@google.com>
8035 * arm.cc (do_finalize_sections): Create the __exidx_start and
8036 __exdix_end symbols even when the section is missing.
8038 2010-09-08 Nick Clifton <nickc@redhat.com>
8040 * README: Remove claim that MEMORY is not supported.
8041 * expression.cc (script_exp_function_origin)
8042 (script_exp_function_length): Move from here to ...
8043 * script.cc: ... here.
8044 (script_set_section_region, script_add_memory)
8045 (script_parse_memory_attr, script_include_directive): New
8047 * script-sections.cc
8048 (class Memory_region): New class.
8049 (class Output_section_definition): Add set_memory_region,
8050 set_section_vma, set_section_lma and get_section_name methods.
8051 (class Script_Sections): Add add_memory_region,
8052 find_memory_region, find_memory_region_origin,
8053 find_memory_region_length and set_memory_region methods.
8054 Have set_section_addresses method walk the list of set memory
8056 Extend the print methos to display memory regions.
8057 * script-sections.h: Add prototypes for new methods.
8058 Add enum for MEMORY region attributes.
8059 * yyscript.y: Add support for parsing MEMORY regions.
8060 * script-c.h: Add prototypes for new functions.
8061 * testsuite/Makefile.am: Add test of MEMORY region functionality.
8062 * testsuite/Makefile.in: Regenerate.
8063 * testsuite/memory_test.sh: New script.
8064 * testsuite/memory_test.s: New assembler source file.
8065 * testsuite/memory_test.t: New linker script.
8067 2010-08-27 Doug Kwan <dougkwan@google.com>
8069 * gold/resolve.cc (Symbol_table::should_override): Let a weak
8070 reference override an existing dynamic weak reference.
8071 * testsuite/Makefile.am: Add new test dyn_weak_ref.
8072 * testsuite/Makefile.in: Regenerate.
8073 * testsuite/dyn_weak_ref.sh: New file.
8074 * testsuite/dyn_weak_ref_1.c: Ditto.
8075 * testsuite/dyn_weak_ref_2.c: Ditto.
8077 2010-08-27 Ian Lance Taylor <iant@google.com>
8079 * incremental.h (class Incremental_input_entry): Add virtual
8082 2010-08-27 Ian Lance Taylor <iant@google.com>
8084 * testsuite/start_lib_test_3.c: Mark t3 as used.
8086 2010-08-27 Nick Clifton <nickc@redhat.com>
8088 * options.cc (version_script): Fix small typo in previous
8091 2010-08-25 Nick Clifton <nickc@redhat.com>
8093 * archive.cc: Formatting fixes: Remove whitespace between
8094 typename and following asterisk. Remove whitespace between
8095 function name and opening parenthesis.
8096 * archive.h: Likewise.
8098 * attributes.cc: Likewise.
8099 * attributes.h: Likewise.
8100 * common.cc: Likewise.
8101 * copy-relocs.cc: Likewise.
8102 * dirsearch.h: Likewise.
8103 * dynobj.cc: Likewise.
8104 * ehframe.cc: Likewise.
8105 * ehframe.h: Likewise.
8106 * expression.cc: Likewise.
8107 * fileread.cc: Likewise.
8108 * fileread.h: Likewise.
8110 * gold-threads.cc: Likewise.
8111 * gold.cc: Likewise.
8112 * i386.cc: Likewise.
8114 * incremental-dump.cc: Likewise.
8115 * incremental.cc: Likewise.
8116 * layout.cc: Likewise.
8117 * layout.h: Likewise.
8118 * main.cc: Likewise.
8119 * merge.cc: Likewise.
8120 * merge.h: Likewise.
8121 * object.cc: Likewise.
8122 * object.h: Likewise.
8123 * options.cc: Likewise.
8124 * options.h: Likewise.
8125 * output.cc: Likewise.
8126 * output.h: Likewise.
8127 * plugin.cc: Likewise.
8128 * plugin.h: Likewise.
8129 * powerpc.cc: Likewise.
8130 * reloc.cc: Likewise.
8131 * script-c.h: Likewise.
8132 * script-sections.cc: Likewise.
8133 * script.cc: Likewise.
8134 * stringpool.cc: Likewise.
8135 * symtab.cc: Likewise.
8136 * symtab.h: Likewise.
8137 * target.cc: Likewise.
8138 * timer.cc: Likewise.
8139 * timer.h: Likewise.
8140 * version.cc: Likewise.
8141 * x86_64.cc: Likewise.
8143 2010-08-24 Nick Clifton <nickc@redhat.com>
8146 * layout.cc (segment_precedes): Sort segments by their physical
8147 addresses, if they have been set.
8149 2010-08-23 Cary Coutant <ccoutant@google.com>
8151 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
8153 (Lib_group::include_member): Unlock object after deleting its
8155 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
8158 2010-08-19 Neil Vachharajani <nvachhar@google.com>
8159 Cary Coutant <ccoutant@google.com>
8161 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
8162 constructor, and set_blocker.
8163 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
8165 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
8166 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
8167 * testsuite/Makefile.am (start_lib_test): New test case.
8168 * testsuite/Makefile.in: Regenerate.
8169 * testsuite/start_lib_test_main.c: New file.
8170 * testsuite/start_lib_test_1.c: New file.
8171 * testsuite/start_lib_test_2.c: New file.
8172 * testsuite/start_lib_test_3.c: New file.
8174 2010-08-19 Ian Lance Taylor <iant@google.com>
8176 * Makefile.in: Rebuild with automake 1.11.1.
8177 * aclocal.m4: Likewise.
8178 * testsuite/Makefile.in: Likewise.
8180 2010-08-19 Ian Lance Taylor <iant@google.com>
8183 * i386.cc (class Output_data_plt_i386): Update declarations.
8184 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
8185 local_ifuncs_ fields.
8186 (Target_i386::do_plt_section_for_global): New function.
8187 (Target_i386::do_plt_section_for_local): New function.
8188 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
8189 parameter; change all callers. Initialize global_ifuncs_ and
8190 local_ifuncs_. If doing a static link define __rel_iplt_start and
8192 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
8193 (Output_data_plt_i386::add_local_ifunc_entry): New function.
8194 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
8196 (Target_i386::make_plt_section): New function, broken out of
8197 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
8198 (Target_i386::make_plt_entry): Call make_plt_section.
8199 (Target_i386::make_local_ifunc_plt_entry): New function.
8200 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
8201 (Target_i386::Scan::local): Handle IFUNC symbols. Add
8202 R_386_IRELATIVE to switch.
8203 (Target_i386::Scan::global): Likewise.
8204 (Target_i386::Relocate::relocate): Likewise.
8205 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
8207 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
8208 (Target_x86_64::do_plt_section_for_global): New function.
8209 (Target_x86_64::do_plt_section_for_local): New function.
8210 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
8211 parameter; change all callers. If doing a static link define
8212 __rela_iplt_start and __rela_iplt_end.
8213 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
8214 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
8215 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
8217 (Target_x86_64::make_local_ifunc_plt_entry): New function.
8218 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
8220 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
8221 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
8222 R_X86_64_IRELATIVE to switch.
8223 (Target_x86_64::Scan::global): Likewise.
8224 (Target_x86_64::Relocate::relocate): Likewise.
8225 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
8227 * target.h (class Target): Add plt_section_for_global and
8228 plt_section_for_local functions. Add do_plt_section_for_global
8229 and do_plt_section_for_local virtual functions.
8230 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
8231 clarifying comments.
8232 (Symbol::use_plt_offset): Handle IFUNC symbol.
8233 * object.cc (Sized_relobj::Sized_relobj): Initialize
8235 (Sized_relobj::local_has_plt_offset): New function.
8236 (Sized_relobj::local_plt_offset): New function.
8237 (Sized_relobj::set_local_plt_offset): New function.
8238 (Sized_relobj::do_count): Handle IFUNC symbol.
8239 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
8240 a bit away from input_shndx_ field. Add set_is_func_symbol and
8241 is_ifunc_symbol functions.
8242 (class Sized_relobj): Update declarations. Remove Tls_got_entry
8243 and Local_tls_got_offsets. Define Local_plt_offsets. Add
8244 local_plt_offsets_ field.
8245 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
8246 * output.h (class Output_section_data): Add non-const
8247 output_section function.
8248 (class Output_data_got): Update declarations.
8249 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
8250 Add use_plt_offset parameter to global and local constructors.
8251 Change all callers. Change local_sym_index_ field to 31 bits.
8252 Change GSYM_CODE and CONSTANT_CODE accordingly.
8253 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
8254 doing a static link don't set sh_link field.
8255 (Output_data_got::Got_entry::write): Use PLT offset if
8257 (Output_data_got::add_global_plt): New function.
8258 (Output_data_got::add_local_plt): New function.
8259 * target-reloc.h (relocate_section): Handle IFUNC symbol.
8260 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
8261 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
8262 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
8263 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
8265 * testsuite/ifunc-sel.h: New file.
8266 * testsuite/ifuncmain1.c: New file.
8267 * testsuite/ifuncmain1vis.c: New file.
8268 * testsuite/ifuncmod1.c: New file.
8269 * testsuite/ifuncdep2.c: New file.
8270 * testsuite/ifuncmain2.c: New file.
8271 * testsuite/ifuncmain3.c: New file.
8272 * testsuite/ifuncmod3.c: New file.
8273 * testsuite/ifuncmain4.c: New file.
8274 * testsuite/ifuncmain5.c: New file.
8275 * testsuite/ifuncmod5.c: New file.
8276 * testsuite/ifuncmain6pie.c: New file.
8277 * testsuite/ifuncmod6.c: New file.
8278 * testsuite/ifuncmain7.c: New file.
8279 * configure, testsuite/Makefile.in: Rebuild.
8281 2010-08-18 Ian Lance Taylor <iant@google.com>
8284 (Output_section_incremental_inputs::write_input_files): Add cast
8285 to avoid signed/unsigned comparison warning.
8286 (Output_section_incremental_inputs::write_info_blocks): Likewise.
8288 2010-08-12 Cary Coutant <ccoutant@google.com>
8290 * common.cc (Sort_commons::operator()): Remove unnecessary code.
8292 2010-08-13 Ian Lance Taylor <iant@google.com>
8294 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
8296 2010-08-12 Cary Coutant <ccoutant@google.com>
8297 Doug Kwan <dougkwan@google.com>
8299 * resolve.cc (Symbol_table::should_override): When a weak dynamic
8300 defintion overrides non-weak undef, remember that the original undef
8302 * symtab.cc (Symbol_table::sized_write_global): For undef without
8303 an original weak binding, set binding to global in output.
8304 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
8305 * testsuite/Makefile.in: Regenerate.
8306 * testsuite/strong_ref_weak_def.sh: New file.
8307 * testsuite/strong_ref_weak_def_1.c: Ditto.
8308 * testsuite/strong_ref_weak_def_2.c: Ditto.
8310 2010-08-12 Cary Coutant <ccoutant@google.com>
8312 * testsuite/incremental_test.sh: Rewrite.
8313 * testsuite/incremental_test_1.c: Rewrite.
8314 * testsuite/incremental_test_2.c: Rewrite.
8316 2010-08-12 Cary Coutant <ccoutant@google.com>
8318 * arm.cc (Target_arm::got_size): Add const.
8319 (Target_arm::got_entry_count): New function.
8320 (Target_arm::plt_entry_count): New function.
8321 (Target_arm::first_plt_entry_offset): New function.
8322 (Target_arm::plt_entry_size): New function.
8323 (Output_data_plt_arm::entry_count): New function.
8324 (Output_data_plt_arm::first_plt_entry_offset): New function.
8325 (Output_data_plt_arm::get_plt_entry_size): New function.
8326 * i386.cc (Target_i386::got_size): Add const.
8327 (Target_i386::got_entry_count): New function.
8328 (Target_i386::plt_entry_count): New function.
8329 (Target_i386::first_plt_entry_offset): New function.
8330 (Target_i386::plt_entry_size): New function.
8331 (Output_data_plt_i386::entry_count): New function.
8332 (Output_data_plt_i386::first_plt_entry_offset): New function.
8333 (Output_data_plt_i386::get_plt_entry_size): New function.
8334 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
8335 find_incremental_inputs_sections. Dump incremental_got_plt section.
8336 * incremental.cc: Include target.h.
8337 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
8338 parameter. Adjust all callers. Find incremental_got_plt section.
8339 (Incremental_inputs::create_data_sections): Create incremental_got_plt
8341 (Output_section_incremental_inputs::set_final_data_size): Calculate
8342 size of incremental_got_plt section.
8343 (Output_section_incremental_inputs::do_write): Write the
8344 incremental_got_plt section.
8345 (Got_plt_view_info): New struct.
8346 (Local_got_offset_visitor): New class.
8347 (Global_got_offset_visitor): New class.
8348 (Global_symbol_visitor_got_plt): New class.
8349 (Output_section_incremental_inputs::write_got_plt): New function.
8350 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
8351 Add parameter. Adjust all callers.
8352 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
8353 (Incremental_inputs::got_plt_section): New function.
8354 (Incremental_inputs::got_plt_section_): New data member.
8355 (Incremental_got_plt_reader): New class.
8356 * layout.cc (Layout::create_incremental_info_sections): Add the
8357 incremental_got_plt section.
8358 * object.h (Got_offset_list::get_list): New function.
8359 (Got offset_list::for_all_got_offsets): New function.
8360 (Sized_relobj::local_got_offset_list): New function.
8361 * powerpc.cc (Target_powerpc::got_size): Add const.
8362 (Target_powerpc::got_entry_count): New function.
8363 (Target_powerpc::plt_entry_count): New function.
8364 (Target_powerpc::first_plt_entry_offset): New function.
8365 (Target_powerpc::plt_entry_size): New function.
8366 (Output_data_plt_powerpc::entry_count): New function.
8367 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
8368 (Output_data_plt_powerpc::get_plt_entry_size): New function.
8369 * sparc.cc (Target_sparc::got_size): Add const.
8370 (Target_sparc::got_entry_count): New function.
8371 (Target_sparc::plt_entry_count): New function.
8372 (Target_sparc::first_plt_entry_offset): New function.
8373 (Target_sparc::plt_entry_size): New function.
8374 (Output_data_plt_sparc::entry_count): New function.
8375 (Output_data_plt_sparc::first_plt_entry_offset): New function.
8376 (Output_data_plt_sparc::get_plt_entry_size): New function.
8377 * symtab.h (Symbol::got_offset_list): New function.
8378 (Symbol_table::for_all_symbols): New function.
8379 * target.h (Sized_target::got_entry_count): New function.
8380 (Sized_target::plt_entry_count): New function.
8381 (Sized_target::plt_entry_size): New function.
8382 * x86_64.cc (Target_x86_64::got_size): Add const.
8383 (Target_x86_64::got_entry_count): New function.
8384 (Target_x86_64::plt_entry_count): New function.
8385 (Target_x86_64::first_plt_entry_offset): New function.
8386 (Target_x86_64::plt_entry_size): New function.
8387 (Output_data_plt_x86_64::entry_count): New function.
8388 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
8389 (Output_data_plt_x86_64::get_plt_entry_size): New function.
8391 2010-08-12 Cary Coutant <ccoutant@google.com>
8393 * archive.cc: Include incremental.h.
8394 (Archive::Archive): Initialize incremental_info_.
8395 (Archive::include_member): Record archive members in incremental info.
8396 (Add_archive_symbols::run): Record begin and end of an archive in
8398 (Lib_group::include_member): Record objects in incremental info.
8399 * archive.h (Incremental_archive_entry): Forward declaration.
8400 (Archive::set_incremental_info): New member function.
8401 (Archive::incremental_info): New member function.
8402 (Archive::Unused_symbol_iterator): New class.
8403 (Archive::unused_symbols_begin): New member function.
8404 (Archive::unused_symbols_end): New member function.
8405 (Archive::incremental_info_): New data member.
8406 * incremental-dump.cc (find_input_containing_global): New function.
8407 (dump_incremental_inputs): Dump new incremental info sections.
8408 * incremental.cc: Include symtab.h.
8409 (Output_section_incremental_inputs): New class.
8410 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
8411 new incremental info sections.
8412 (Sized_incremental_binary::do_check_inputs): Likewise.
8413 (Incremental_inputs::report_archive): Remove.
8414 (Incremental_inputs::report_archive_begin): New function.
8415 (Incremental_inputs::report_archive_end): New function.
8416 (Incremental_inputs::report_object): New function.
8417 (Incremental_inputs::finalize_inputs): Remove.
8418 (Incremental_inputs::report_input_section): New function.
8419 (Incremental_inputs::report_script): Rewrite.
8420 (Incremental_inputs::finalize): Do nothing but finalize string table.
8421 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
8422 (Incremental_inputs::sized_create_inputs_section_data): Remove.
8423 (Incremental_inputs::create_data_sections): New function.
8424 (Incremental_inputs::relocs_entsize): New function.
8425 (Output_section_incremental_inputs::set_final_data_size): New function.
8426 (Output_section_incremental_inputs::do_write): New function.
8427 (Output_section_incremental_inputs::write_header): New function.
8428 (Output_section_incremental_inputs::write_input_files): New function.
8429 (Output_section_incremental_inputs::write_info_blocks): New function.
8430 (Output_section_incremental_inputs::write_symtab): New function.
8431 * incremental.h (Incremental_script_entry): Forward declaration.
8432 (Incremental_object_entry): Forward declaration.
8433 (Incremental_archive_entry): Forward declaration.
8434 (Incremental_inputs): Forward declaration.
8435 (Incremental_inputs_header_data): Remove.
8436 (Incremental_inputs_header): Remove.
8437 (Incremental_inputs_header_write): Remove.
8438 (Incremental_inputs_entry_data): Remove.
8439 (Incremental_inputs_entry): Remove.
8440 (Incremental_inputs_entry_write): Remove.
8441 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
8442 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
8443 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
8444 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
8446 (Incremental_input_entry): New class.
8447 (Incremental_script_entry): New class.
8448 (Incremental_object_entry): New class.
8449 (Incremental_archive_entry): New class.
8450 (Incremental_inputs::Incremental_inputs): Initialize new data members.
8451 (Incremental_inputs::report_inputs): Remove.
8452 (Incremental_inputs::report_archive): Remove.
8453 (Incremental_inputs::report_archive_begin): New function.
8454 (Incremental_inputs::report_archive_end): New function.
8455 (Incremental_inputs::report_object): Change prototype.
8456 (Incremental_inputs::report_input_section): New function.
8457 (Incremental_inputs::report_script): Change prototype.
8458 (Incremental_inputs::get_reloc_count): New function.
8459 (Incremental_inputs::set_reloc_count): New function.
8460 (Incremental_inputs::create_data_sections): New function.
8461 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
8462 (Incremental_inputs::inputs_section): New function.
8463 (Incremental_inputs::symtab_section): New function.
8464 (Incremental_inputs::relocs_section): New function.
8465 (Incremental_inputs::get_stringpool): Add const.
8466 (Incremental_inputs::command_line): Add const.
8467 (Incremental_inputs::inputs): Remove.
8468 (Incremental_inputs::command_line_key): New function.
8469 (Incremental_inputs::input_file_count): New function.
8470 (Incremental_inputs::input_files): New function.
8471 (Incremental_inputs::relocs_entsize): New function.
8472 (Incremental_inputs::sized_create_inputs_section_data): Remove.
8473 (Incremental_inputs::finalize_inputs): Remove.
8474 (Incremental_inputs::Input_info): Remove.
8475 (Incremental_inputs::lock_): Remove.
8476 (Incremental_inputs::inputs_): Change type.
8477 (Incremental_inputs::inputs_map_): Remove.
8478 (Incremental_inputs::current_object_entry_): New data member.
8479 (Incremental_inputs::inputs_section_): New data member.
8480 (Incremental_inputs::symtab_section_): New data member.
8481 (Incremental_inputs::relocs_section_): New data member.
8482 (Incremental_inputs::reloc_count_): New data member.
8483 (Incremental_inputs_reader): New class.
8484 (Incremental_symtab_reader): New class.
8485 (Incremental_relocs_reader): New class.
8486 * layout.cc (Layout::finalize): Move finalization of incremental info
8487 and creation of incremental info sections to follow finalization of
8488 symbol table. Set offsets for postprocessing sections.
8489 (Layout::create_incremental_info_sections): Call
8490 Incremental_inputs::create_data_sections. Add incremental symtab
8491 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
8492 sections to layout after input sections.
8493 * layout.h (struct Timespec): Forward declaration.
8494 (Layout::incremental_inputs): Add const.
8495 (Layout::create_incremental_info_sections): Add parameter.
8496 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
8497 * object.cc: Include incremental.h.
8498 (Relobj::finalize_incremental_relocs): New function.
8499 (Sized_relobj::do_layout): Record input sections in incremental info.
8500 * object.h (Object::output_section): New function.
8501 (Object::output_section_offset): Moved from Relobj.
8502 (Object::get_incremental_reloc_base): New function.
8503 (Object::get_incremental_reloc_count): New function.
8504 (Object::do_output_section): New function.
8505 (Object::do_output_section_offset): Moved from Relobj.
8506 (Object::do_get_incremental_reloc_base): New function.
8507 (Object::do_get_incremental_reloc_count): New function.
8508 (Object::Object): Initialize new data members.
8509 (Relobj::output_section): Renamed do_output_section and moved to
8511 (Relobj::output_section_offset): Moved to Object.
8512 (Relobj::do_get_incremental_reloc_base): New function.
8513 (Relobj::do_get_incremental_reloc_count): New function.
8514 (Relobj::allocate_incremental_reloc_counts): New function.
8515 (Relobj::count_incremental_reloc): New function.
8516 (Relobj::finalize_incremental_relocs): New function.
8517 (Relobj::next_incremental_reloc_index): New function.
8518 (Relobj::reloc_counts_): New data member.
8519 (Relobj::reloc_bases_): New data member.
8520 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
8521 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
8522 (Sized_relobj::incremental_relocs_scan): New function.
8523 (Sized_relobj::incremental_relocs_scan_reltype): New function.
8524 (Sized_relobj::incremental_relocs_write): New function.
8525 (Sized_relobj::incremental_relocs_write_reltype): New function.
8526 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
8528 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
8529 archives and object files elsewhere.
8530 (Add_symbols::run): Report object files here.
8531 (Finish_group::run): Report end of archive at end of group.
8532 * reloc.cc: Include layout.h, incremental.h.
8533 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
8534 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
8535 (Sized_relobj::incremental_relocs_scan): New function.
8536 (Sized_relobj::incremental_relocs_scan_reltype): New function.
8537 (Sized_relobj::do_relocate_sections): Write incremental relocations.
8538 (Sized_relobj::incremental_relocs_write): New function.
8539 (Sized_relobj::incremental_relocs_write_reltype): New function.
8540 * script.cc (read_input_script): Rewrite test for incremental link.
8541 Change call to Incremental_inputs::report_script.
8542 * symtab.h (Symbol_table::first_global_index): New function.
8543 (Symbol_table::output_count): New function.
8545 2010-08-12 Doug Kwan <dougkwan@google.com>
8547 * arm.cc (Target_arm::merge_object_attributes): Check command line
8548 options --no-wchar-size-warning and --no-enum-size-warning.
8549 * options.h (General_options): Add ld-compatible options
8550 --no-enum-size-warning and --no-wchar-size-warning.
8552 2010-08-04 Ian Lance Taylor <iant@google.com>
8554 * x86_64.cc (Target_x86_64::Scan::local): Use
8555 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
8556 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
8557 (Target_x86_64::Scan::global): Likewise.
8558 (Target_x86_64::Relocate::relocate): Likewise.
8559 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
8562 2010-08-03 Cary Coutant <ccoutant@google.com>
8564 * merge.cc (Output_merge_string::do_add_input_section): Count strings
8565 to reserve space in merged_strings vector. Keep total input size
8567 (Output_merge_string::do_print_merge_stats): Print total input size.
8568 * merge.h (Output_merge_string): Add input_size_ field.
8569 * stringpool.cc (Stringpool_template::string_length): Move
8570 implementations out of Stringpool_template class and place in
8572 * stringpool.h (string_length): Move out of Stringpool_template.
8574 2010-08-03 Ian Lance Taylor <iant@google.com>
8577 * layout.cc (relaxation_loop_body): If address of load segment is
8578 set, adjust address to include headers if possible.
8580 2010-08-03 Ian Lance Taylor <iant@google.com>
8582 * version.cc (version_string): Bump to 1.10.
8584 2010-08-03 Ian Lance Taylor <iant@google.com>
8587 * layout.h (enum Output_section_order): Define.
8588 (class Layout): Update declarations.
8589 * layout.cc (Layout::get_output_section): Add order parameter.
8590 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
8591 is_first_non_relro parameters. Change all callers.
8592 (Layout::choose_output_section): Likewise.
8593 (Layout::add_output_section_data): Likewise.
8594 (Layout::make_output_section): Likewise. Set order.
8595 (Layout::default_section_order): New function.
8596 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
8597 * output.cc (Output_section::Output_section): Initialize order_.
8598 Don't initialize deleted fields.
8599 (Output_segment::Output_segment): Don't initialize deleted
8601 (Output_segment::add_output_section_to_load): New function
8602 replacing add_output_section. Change all callers to call this or
8603 add_output_section_to_nonload.
8604 (Output_segment::add_output_section_to_nonload): New function.
8605 (Output_segment::remove_output_section): Rewrite.
8606 (Output_segment::add_initial_output_data): Likewise.
8607 (Output_segment::has_any_data_sections): Likewise.
8608 (Output_segment::is_first_section_relro): Likewise.
8609 (Output_segment::maximum_alignment): Likewise.
8610 (Output_segment::has_dynamic_reloc): New function replacing
8611 dynamic_reloc_count. Change all callers.
8612 (Output_segment::has_dynamic_reloc_list): New function replacing
8613 dynamic_reloc_count_list. Change all callers.
8614 (Output_segment::set_section_addresses): Rewrite.
8615 (Output_segment::set_offset): Rewrite.
8616 (Output_segment::find_first_and_last_list): Remove.
8617 (Output_segment::set_tls_offsets): Rewrite.
8618 (Output_segment::first_section_load_address): Likewise.
8619 (Output_segment::output_section_count): Likewise.
8620 (Output_segment::section_with_lowest_load_address): Likewise.
8621 (Output_segment::write_section_headers): Likewise.
8622 (Output_segment::print_sections_to_map): Likewise.
8623 * output.h (class Output_data): Remove dynamic_reloc_count_
8624 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
8625 (Output_data::add_dynamic_reloc): Rewrite.
8626 (Output_data::has_dynamic_reloc): New function.
8627 (Output_data::dynamic_reloc_count): Remove.
8628 (class Output_section): Add order_ field. Remvoe is_relro_local_,
8629 is_last_relro_, is_first_non_relro_, is_interp_,
8630 is_dynamic_linker_section_ fields. Add order and set_order
8631 functions. Remove is_relro_local, set_is_relro_local,
8632 is_last_relro, set_is_last_relro, is_first_non_relro,
8633 set_is_first_non_relro functions, is_interp, set_is_interp,
8634 is_dynamic_linker_section, and set_is_dynamic_linker_section
8636 (class Output_segment): Change Output_data_list from std::list to
8637 std:;vector. Add output_lists_ field. Remove output_data_ and
8638 output_bss_ fields. Update declarations.
8640 2010-08-02 Ian Lance Taylor <iant@google.com>
8642 * arm.cc (Target_arm::gc_process_relocs): Use typename.
8643 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
8644 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
8646 2010-08-02 Ian Lance Taylor <iant@google.com>
8649 * script.cc (Script_options::Script_options): Initialize
8650 symbol_definitions_ and symbol_references_.
8651 (Script_options::add_symbol_assignment): Update
8652 symbol_definitions_ and symbol_references_.
8653 (Script_options::add_symbol_reference): New function.
8654 (script_symbol): New function.
8655 * script.h (class Script_options): Add symbol_definitions_ and
8656 symbol_references_ fields.
8657 (Script_options::referenced_const_iterator): New type.
8658 (Script_options::referenced_begin): New function.
8659 (Script_options::referenced_end): New function.
8660 (Script_options::is_referenced): New function.
8661 (Script_options::any_unreferenced): New function.
8662 * script-c.h (script_symbol): Declare.
8663 * yyscript.y (exp): Call script_symbol.
8664 * symtab.cc: Include "script.h".
8665 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
8666 Change all callers. Check symbols referenced by scripts.
8667 (Symbol_table::add_undefined_symbols_from_command_line): Add
8668 layout parameter. Change all callers.
8669 (Symbol_table::do_add_undefined_symbols_from_command_line):
8670 Likewise. Break out loop body. Check symbols referenced by
8672 (Symbol_table::add_undefined_symbol_from_command_line): New
8673 function broken out of
8674 do_add_undefined_symbols_from_command_line.
8675 * symtab.h (class Symbol_table): Update declarations.
8676 * archive.cc: Include "layout.h".
8677 (Archive::should_include_member): Add layout parameter. Change
8678 all callers. Check for symbol mentioned in expression.
8679 * archive.h (class Archive): Update declaration.
8680 * object.cc (Sized_relobj::do_should_include_member): Add layout
8682 * object.h (Object::should_include_member): Add layout parameter.
8684 (Object::do_should_include_member): Add layout parameter.
8685 (class Sized_relobj): Update declaration.
8686 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
8688 * dynobj.h (class Sized_dynobj): Update declaration.
8689 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
8691 * plugin.h (class Sized_pluginobj): Update declaration.
8693 2010-08-02 Ian Lance Taylor <iant@google.com>
8696 * output.cc (Output_segment::set_offset): Search for the first and
8697 last sections rather than assuming that the list is in order.
8698 (Output_segment::find_first_and_last_list): New function.
8699 * output.h (class Output_segment): Update declarations.
8700 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
8701 (relro_strip_test_SOURCES): New variable.
8702 (relro_strip_test_DEPENDENCIES): New variable.
8703 (relro_strip_test_LDFLAGS): New variable.
8704 (relro_strip_test_LDADD): New variable.
8705 (relro_strip_test.so): New target.
8707 2010-08-02 Ian Lance Taylor <iant@google.com>
8709 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
8710 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
8711 (Target_i386::got_tlsdesc_section): New function.
8712 (Target_i386::got_section): Create space for GOT entries for
8713 TLSDESC relocations.
8714 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
8716 (Target_i386::Scan::global): Likewise.
8717 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
8719 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
8720 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
8721 (Target_x86_64::got_tlsdesc_section): New function.
8722 (Target_x86_64::got_section): Create space for GOT entries for
8723 TLSDESC relocations.
8724 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
8726 (Target_x86_64::Scan::global): Likewise.
8727 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
8730 2010-08-02 Ian Lance Taylor <iant@google.com>
8732 * testsuite/final_layout.sh: Use dc to convert from hex to
8735 2010-07-29 Sriraman Tallam <tmsriram@google.com>
8737 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
8738 paramter to the call to gold::gc_process_relocs.
8739 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
8740 paramter to the call to gold::gc_process_relocs.
8741 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
8742 parameter to the call to gold::gc_process_relocs.
8743 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
8744 template parameter to the call to gold::gc_process_relocs.
8745 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
8746 paramter to the call to gold::gc_process_relocs.
8747 * gc.h (get_embedded_addend_size): New function.
8748 (gc_process_relocs): Save the size of the reloc for use by ICF.
8749 * icf.cc (get_section_contents): Get the addend from the text section
8750 for SHT_REL relocation sections.
8751 * icf.h (Icf::Reloc_addend_size_info): New typedef.
8752 (Icf::Reloc_info): Add new member reloc_addend_size_info.
8753 * int_encoding.h (read_from_pointer): New overloaded function.
8754 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
8755 * testsuite/icf_sht_rel_addend_test.sh: New file.
8756 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
8757 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
8759 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8761 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
8762 * Makefile.in: Regenerate.
8763 * testsuite/Makefile.in: Regenerate.
8765 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
8767 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
8768 * gold/testsuite/debug_msg.cc: Likewise.
8769 * gold/testsuite/odr_violation1.cc
8770 * gold/testsuite/odr_violation2.cc
8772 2010-07-21 Cary Coutant <ccoutant@google.com>
8774 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
8775 string, and length fields.
8776 (Output_merge_string::Merged_strings_list): New type.
8777 (Output_merge_string::Merged_strings_lists): New typedef.
8778 (Output_merge_string): Replace merged_strings_ with
8779 merged_strings_lists_.
8780 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
8781 Merged_strings_list per input object and section. Don't store pointer
8782 to the string. Don't store length with each merged string entry.
8783 (Output_merge_string::finalize_merged_data): Loop over list of merged
8784 strings lists. Recompute length of each merged string.
8786 2010-07-15 Cary Coutant <ccoutant@google.com>
8788 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
8791 2010-07-14 Ian Lance Taylor <iant@google.com>
8793 * descriptors.cc (Descriptors::open): Report correct name in error
8796 2010-07-13 Doug Kwan <dougkwan@google.com>
8798 * arm.cc (Arm_input_section::Arm_input_section): For a
8799 SHT_ARM_EXIDX section, always keeps the input sections.
8800 (Arm_input_section::set_exidx_section_link): New method.
8801 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
8802 has_errors_ to false.
8803 (Arm_exidx_input_section::has_errors,
8804 Arm_exidx_input_section::set_has_errors): New methods.
8805 (Arm_exidx_input_section::has_errors_): New data member.
8806 (Arm_relobj::get_exidx_shndx_list): New method.
8807 (Arm_output_section::append_text_sections_to_list): Do not skip
8808 section without SHF_EXECINSTR.
8809 (Arm_output_section::fix_exidx_coverage): Skip input sections with
8811 (Arm_relobj::make_exidx_input_section): Add new parameter for text
8812 section header. Make error messages more verbose. Check for
8813 a non-executable section linked to an EXIDX section.
8814 (Arm_relobj::do_read_symbols): Remove error checking, which has been
8815 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
8816 check that there is no deferred EXIDX section if we exit early.
8817 Instead of not making an EXIDX section in case of an error, make one
8818 and set the has_errors flag of it.
8819 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
8820 in a relocatable link.
8821 (Target_arm::do_relax): Look for the EXIDX output section instead of
8822 assuming that it is called .ARM.exidx.
8823 (Target_arm::fix_exidx_coverage): Add a new parameter for input
8824 section list. Do not check for SHF_EXECINSTR section flags but
8825 skip any input section with errors.
8826 * output.cc (Output_section::Output_section): Initialize
8827 always_keeps_input_sections_ to false.
8828 (Output_section::add_input_section): Check for
8829 always_keeps_input_sections_.
8830 * output.h (Output_section::always_keeps_input_sections,
8831 Output_section::set_always_keeps_input_sections): New methods.
8832 (Output_section::always_keeps_input_sections): New data member.
8834 2010-07-13 Rafael Espindola <espindola@google.com>
8836 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
8837 * fileread.h (Input_file): Add try_extra_search_path and find_file.
8839 2010-07-13 Philip Herron <herron.philip@googlemail.com>
8840 Ian Lance Taylor <iant@google.com>
8842 * output.h (Output_section_lookup_maps::add_merge_section):
8843 Correct check of whether value was inserted.
8844 (Output_section_lookup_maps::add_merge_input_section): Likewise.
8845 (Output_section_lookup_maps::add_relaxed_input_section):
8847 * arm.cc (Target_arm::got_section): Remove used local os.
8848 * i386.cc (Target_i386::got_section): Likewise.
8849 * x86_64.cc (Target_x86_64::got_section): Likewise.
8850 * sparc.cc (Target_sparc::got_section): Likewise.
8851 (Target_sparc::relocate): Remove unused local have_got_offset.
8852 * powerpc.cc (Target_powerpc::relocate): Likewise.
8854 2010-07-13 Ian Lance Taylor <iant@google.com>
8856 * compressed_output.cc (zlib_decompress): Fix signature in
8859 * archive.cc (Archive::include_member): Unlock an external member
8860 of a thin archive. Don't bother to delete an object we know is
8863 2010-07-12 Cary Coutant <ccoutant@google.com>
8865 * compressed_output.cc (zlib_decompress): New function.
8866 (get_uncompressed_size): New function.
8867 (decompress_input_section): New function.
8868 * compressed_output.h (get_uncompressed_size): New function.
8869 (decompress_input_section): New function.
8870 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
8871 Handle compressed debug sections.
8872 * layout.cc (is_compressed_debug_section): New function.
8873 (Layout::output_section_name): Map compressed section names to
8875 * layout.h (is_compressed_debug_section): New function.
8876 (is_debug_info_section): Recognize compressed debug sections.
8877 * merge.cc: Include compressed_output.h.
8878 (Output_merge_data::do_add_input_section): Handle compressed
8880 (Output_merge_string::do_add_input_section): Handle compressed
8882 * object.cc: Include compressed_output.h.
8883 (Sized_relobj::Sized_relobj): Initialize new data members.
8884 (build_compressed_section_map): New function.
8885 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
8886 * object.h (Object::section_is_compressed): New method.
8887 (Object::do_section_is_compressed): New method.
8888 (Sized_relobj::Compressed_section_map): New type.
8889 (Sized_relobj::do_section_is_compressed): New method.
8890 (Sized_relobj::compressed_sections_): New data member.
8891 * output.cc (Output_section::add_input_section): Handle compressed
8893 * reloc.cc: Include compressed_output.h.
8894 (Sized_relobj::write_sections): Handle compressed debug sections.
8896 2010-07-08 Cary Coutant <ccoutant@google.com>
8898 * resolve.cc (Symbol_table::resolve): Remember whether undef was
8899 weak when resolving to a dynamic def.
8900 (Symbol_table::should_override): Add adjust_dyndef flag; set it
8901 for weak undef/dynamic def cases. Adjust callers.
8902 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
8903 undef_binding_weak_.
8904 (Symbol_table::sized_write_globals): Adjust symbol binding.
8905 (Symbol_table::sized_write_symbol): Add binding parameter.
8906 * symtab.h (Symbol::set_undef_binding): New method.
8907 (Symbol::is_undef_binding_weak): New method.
8908 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
8909 (Symbol_table::should_override): Add new parameter.
8910 (Symbol_table::sized_write_symbol): Add new parameter.
8912 * testsuite/weak_undef_file1.cc: Add new test case.
8913 * testsuite/weak_undef_file2.cc: Fix header comment.
8914 * testsuite/weak_undef_test.cc: Add new test case.
8916 2010-06-29 Doug Kwan <dougkwan@google.com>
8918 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
8919 Initialize USE_SYMBOL_.
8920 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
8922 (Arm_reloc_property::uses_symbol_): New data member declaration.
8923 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
8924 uses symbol value and symbol is undefined but not weakly undefined.
8926 2010-06-28 Rafael Espindola <espindola@google.com>
8928 * plugin.cc (Plugin::load): Use dlerror.
8930 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
8932 * symtab.cc (detect_odr_violations): When reporting an ODR
8933 violation, report an object where the symbol is defined.
8935 2010-06-25 Doug Kwan <dougkwan@google.com>
8937 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
8938 (Target_arm::section_may_have_icf_unsafe_pointers): New method
8940 (Target_arm::Scan::local_reloc_may_be_function_pointer,
8941 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
8942 target hook to detect function points.
8943 (Target_arm::Scan::possible_function_pointer_reloc): New method.
8944 * icf.h (Icf::check_section_for_function_pointers): Change type of
8945 parameter SECTION_NAME to const reference to std::string. Use
8946 target hook to determine if section may have unsafe pointers.
8947 * target.h (Target::section_may_have_icf_unsafe_pointers): New
8950 2010-06-21 Rafael Espindola <espindola@google.com>
8952 * fileread.cc (Input_file::find_fie): New
8953 (Input_file::open): Use Input_file::find_fie.
8954 * fileread.h (Input_file::find_fie): New
8955 * plugin.cc (set_extra_library_path): New.
8956 (Plugin::load): Add set_extra_library_path to the transfer vector.
8957 (Plugin_manager::set_extra_library_path): New.
8958 (Plugin_manager::add_input_file): Use the extra search path if set.
8959 (set_extra_library_path(): New.
8960 * plugin.h (Plugin_manager): Add set_extra_library_path and
8963 2010-06-19 Cary Coutant <ccoutant@google.com>
8965 * layout.cc (gdb_sections): Add .debug_types.
8966 (lines_only_debug_sections): Likewise.
8968 2010-06-18 Rafael Espindola <espindola@google.com>
8970 * plugin.cc (add_input_file,add_input_library)
8971 (Plugin_manager::add_input_file): Make filename arguments const.
8972 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
8975 2010-06-16 Doug Kwan <dougkwan@google.com>
8977 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
8978 .ARM.attributes section if we have not merged any input
8979 attributes sections.
8981 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8983 * arm.cc: Allow combining objects with no EABI version
8986 2010-06-15 Rafael Espindola <espindola@google.com>
8988 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
8990 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8992 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
8993 (struct iovec): Correct !HAVE_READV definition.
8995 2010-06-10 Cary Coutant <ccoutant@google.com>
8997 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
8998 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
9000 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
9003 * symtab.h (Symbol::is_placeholder): New member function.
9004 * target-reloc.h (relocate_section): Check for placeholder symbols.
9006 * testsuite/Makefile.am (plugin_test_8): New test.
9007 (plugin_test_9): New test.
9008 * testsuite/Makefile.in: Regenerate.
9010 2010-06-09 Nick Clifton <nickc@redhat.com>
9012 * yyscript.y (input_list_element): Allow strings prefixed with
9013 the '-' character. Treat these as libraries.
9014 * script.cc (script_add_library): New function. Adds a library
9015 specified by "-l<name>" found in an input script.
9016 * script-c.h: Add prototype for script_add_library.
9018 2010-06-07 Doug Kwan <dougkwan@google.com>
9020 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
9021 Restrict stub-group size to be within long conditional branch
9022 range when working around cortex-A8 erratum.
9024 2010-06-07 Damien Diederen <dd@crosstwine.com>
9026 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
9029 2010-06-03 Sriraman Tallam <tmsriram@google.com>
9033 (Output_section::Input_section_sort_entry::compare_section_ordering):
9034 Change to return non-zero correctly.
9035 (Output_section::Input_section_sort_section_order_index_compare
9036 ::operator()): Change to fix ambiguity in comparisons.
9038 2010-06-01 Sriraman Tallam <tmsriram@google.com>
9040 * gold.h (is_wildcard_string): New function.
9041 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
9042 (Layout::layout_eh_frame): Ditto.
9043 (Layout::find_section_order_index): New method.
9044 (Layout::read_layout_from_file): New method.
9045 * layout.h (Layout::find_section_order_index): New method.
9046 (Layout::read_layout_from_file): New method.
9047 (Layout::input_section_position_): New private member.
9048 (Layout::input_section_glob_): New private member.
9049 * main.cc (main): Call read_layout_from_file here.
9050 * options.h (--section-ordering-file): New option.
9051 * output.cc (Output_section::input_section_order_specified_): New
9053 (Output_section::Output_section): Initialize new member.
9054 (Output_section::add_input_section): Add new parameter.
9055 Keep input sections when --section-ordering-file is used.
9056 (Output_section::set_final_data_size): Sort input sections when
9057 section ordering file is specified.
9058 (Output_section::Input_section_sort_entry): Add new parameter.
9060 (Output_section::Input_section_sort_entry::compare_section_ordering):
9062 (Output_section::Input_section_sort_compare::operator()): Change to
9063 consider section_order_index.
9064 (Output_section::Input_section_sort_init_fini_compare::operator()):
9065 Change to consider section_order_index.
9066 (Output_section::Input_section_sort_section_order_index_compare
9067 ::operator()): New method.
9068 (Output_section::sort_attached_input_sections): Change to sort
9069 according to section order when specified.
9070 (Output_section::add_input_section<32, true>): Add new parameter.
9071 (Output_section::add_input_section<64, true>): Add new parameter.
9072 (Output_section::add_input_section<32, false>): Add new parameter.
9073 (Output_section::add_input_section<64, false>): Add new parameter.
9074 * output.h (Output_section::add_input_section): Add new parameter.
9075 (Output_section::input_section_order_specified): New
9077 (Output_section::set_input_section_order_specified): New method.
9078 (Input_section::Input_section): Initialize section_order_index_.
9079 (Input_section::section_order_index): New method.
9080 (Input_section::set_section_order_index): New method.
9081 (Input_section::section_order_index_): New member.
9082 (Input_section::Input_section_sort_section_order_index_compare): New
9084 (Output_section::input_section_order_specified_): New member.
9085 * script-sections.cc (is_wildcard_string): Delete and move modified
9087 (Output_section_element_input::Output_section_element_input): Modify
9088 call to is_wildcard_string.
9089 (Output_section_element_input::Input_section_pattern
9090 ::Input_section_pattern): Ditto.
9091 (Output_section_element_input::Output_section_element_input): Ditto.
9092 * testsuite/Makefile.am (final_layout): New test case.
9093 * testsuite/Makefile.in: Regenerate.
9094 * testsuite/final_layout.cc: New file.
9095 * testsuite/final_layout.sh: New file.
9097 2010-06-01 Rafael Espindola <espindola@google.com>
9099 * plugin.cc (Plugin::load): Pass the output name to the plugin.
9101 2010-06-01 Rafael Espindola <espindola@google.com>
9103 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
9104 visibility of symbols.
9106 2010-05-27 Doug Kwan <dougkwan@google.com>
9108 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
9109 from start of output section instead of address for a local symbol
9110 in a merged or relaxed section when doing a relocatable link.
9112 2010-05-26 Rafael Espindola <espindola@google.com>
9115 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
9116 adding sections the garbage collector removed.
9117 * gold/testsuite/Makefile.am: Add test.
9118 * gold/testsuite/Makefile.in: Regenerate.
9119 * gold/testsuite/plugin_test_7.sh: New.
9120 * gold/testsuite/plugin_test_7_1.c: New.
9121 * gold/testsuite/plugin_test_7_2.c: New.
9123 2010-05-26 Rafael Espindola <espindola@google.com>
9125 * script-sections.cc (Output_section_definition::set_section_addresses):
9126 Check for --section-start.
9128 2010-05-26 Doug Kwan <dougkwan@google.com>
9130 * arm.cc (Arm_scan_relocatable_relocs): New class.
9131 (Target_arm::relocate_special_relocatable): New method.
9132 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
9133 (Arm_relocate_functions::thumb_branch_common): Same.
9134 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
9135 instead of Default_scan_relocatable_relocs.
9136 * target-reloc.h (relocate_for_relocatable): Let target handle
9137 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
9138 * target.h (Sized_target::relocate_special_relocatable): New method.
9140 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9142 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
9144 2010-05-23 Doug Kwan <dougkwan@google.com>
9146 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
9148 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
9149 with a direct branch, not a conditional branch, to a stub.
9150 * merge.cc (Output_merge_base::record_input_section): New method
9152 (Output_merge_data::do_add_input_section): Record input section if
9153 keeps-input-sections flag is set.
9154 (Output_merge_string::do_add_input_section): Ditto.
9155 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
9156 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
9158 (Output_merge_base::keeps_input_sections,
9159 Output_merge_base::set_keeps_input_sections,
9160 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
9162 (Output_merge_base::Input_sections): New type declaration.
9163 (Output_merge_base::input_sections_begin,
9164 Output_merge_base::input_sections_end,
9165 Output_merge_base::do_set_keeps_input_sections): New method definitions.
9166 (Output_merge_base::bool keeps_input_sections_,
9167 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
9168 Output_merge_base::input_sections_): New data members.
9169 (Output_merge_data::do_set_keeps_input_sections): New method
9171 (Output_merge_string::do_set_keeps_input_sections): Ditto.
9172 * output.cc (Output_section::Input_section::relobj): Move method
9173 defintion from class declaration to here and handle merge sections.
9174 (Output_section::Input_section::shndx): Ditto.
9175 (Output_section::Output_section): Remove initializations of removed
9176 data members and initialize new data member LOOKUP_MAPS_.
9177 (Output_section::add_input_section): Set keeps-input-sections flag
9178 for a newly created merge output section as appropriate. Adjust code
9179 to use Output_section_lookup_maps class.
9180 (Output_section::add_relaxed_input_section): Adjst code for lookup
9181 maps code refactoring.
9182 (Output_section::add_merge_input_section): Add a new parameter
9183 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
9184 class. If adding input section to a newly created merge output
9185 section fails, remove the new merge section.
9186 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
9187 Adjust code for use of the Output_section_lookup_maps class.
9188 (Output_section::find_merge_section): Ditto.
9189 (Output_section::build_lookup_maps): New method defintion.
9190 (Output_section::find_relaxed_input_section): Adjust code to use
9191 Output_section_lookup_maps class.
9192 (Output_section::get_input_sections): Export merge sections. Adjust
9193 code to use Output_section_lookup_maps class.
9194 (Output_section:::add_script_input_section): Adjust code to use
9195 Output_section_lookup_maps class. Update lookup maps for merge
9197 (Output_section::discard_states): Use Output_section_lookup_maps.
9198 (Output_section::restore_states): Same.
9199 * output.h (Merge_section_properties): Move class defintion out of
9201 (Output_section_lookup_maps): New class.
9202 (Output_section::Input_section::is_merge_section): New method
9204 (Output_section::Input_section::relobj): Move defintion out of class
9205 defintion. Declare method only.
9206 (Output_section::Input_section::shndx): Ditto.
9207 (Output_section::Input_section::output_merge_base): New method defintion.
9208 (Output_section::Input_section::u2_.pomb): New union field.
9209 (Output_section::Merge_section_by_properties_map,
9210 Output_section::Output_section_data_by_input_section_map,
9211 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
9213 (Output_section::add_merge_input_section): Add new parameter
9214 KEEPS_INPUT_SECTIONS.
9215 (Output_section::build_lookup_maps): New method declaration.
9216 (Output_section::merge_section_map_,
9217 Output_section::merge_section_by_properties_map_,
9218 Output_section::relaxed_input_section_map_,
9219 Output_section::is_relaxed_input_section_map_valid_): Remove data
9221 (Output_section::lookup_maps_): New data member.
9223 2010-05-21 Doug Kwan <dougkwan@google.com>
9226 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
9227 avoid a compilation error.
9229 2010-05-19 Rafael Espindola <espindola@google.com>
9231 * script-sections.cc (Output_section_definition::allocate_to_segment):
9232 Update the phdrs_list even when the output section is NULL.
9233 * testsuite/Makefile.am: Add test.
9234 * testsuite/Makefile.in: Regenerate.
9235 * testsuite/script_test_9.cc: New.
9236 * testsuite/script_test_9.sh: New.
9237 * testsuite/script_test_9.t: New.
9239 2010-05-19 Doug Kwan <dougkwan@google.com>
9241 * arm.cc (Arm_input_section::original_size): New method.
9242 (Arm_input_section::do_addralign): Add a cast.
9243 (Arm_input_section::do_output_offset): Remove static cast.
9244 (Arm_input_section::original_addralign,
9245 Arm_input_section::original_size_): Change type to uint32_t.
9246 (Arm_input_section::init): Add safe casts for section alignment
9248 (Arm_input_section::set_final_data_size): Do not set address and
9249 offset of stub table.
9250 (Arm_output_section::fix_exidx_coverage): Change use of of
9251 Output_section::Simple_input_section to that of
9252 Output_section::Input_section.
9253 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
9254 except for the first pass.
9255 * output.cc (Output_section::get_input_sections): Change type of
9256 input_sections to std::list<Input_section>.
9257 (Output_section::add_script_input_section): Rename from
9258 Output_section::add_simple_input_section. Change type of SIS
9259 parameter from Simple_input_section to Input_section.
9260 * output.h (Output_section::Simple_input_section): Remove class.
9261 (Output_section::Input_section): Change class visibility to public.
9262 (Output_section::Input_section::addralign): Use stored alignments
9263 for special input sections if set.
9264 (Output_section::Input_section::set_addralign): New method.
9265 (Output_section::get_input_sections): Change parameter type from
9266 list of Simple_input_section to list of Input_section.
9267 (Output_section::add_script_input_section): Rename from
9268 Output_section::add_simple_input_section. Change first parameter's
9269 type from Simple_input_section to Input_section and remove the
9270 second and third parameters.
9271 * script-sections.cc (Input_section::Input_section_list): Change
9272 type to list of Output_section::Input_section/
9273 (Input_section_info::Input_section_info): Change parameter type of
9274 INPUT_SECTION to Output_section::Input_section.
9275 (Input_section_info::input_section): Change return type.
9276 (Input_section_info::input_section_): Change type to
9277 Output_section::Input_section.
9278 (Output_section_element_input::set_section_addresses): Adjust code
9279 to use Output_section::Input_section instead of
9280 Output_section::Simple_input_section. Adjust code for renaming
9281 of Output_section::add_simple_input_section.
9282 (Orphan_output_section::set_section_addresses): Ditto.
9284 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9286 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
9287 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
9289 2010-05-18 Rafael Espindola <espindola@google.com>
9291 * options.cc (General_options::finalize): Handle -nostdlib.
9292 * options.h (nostdlib): New option.
9293 * script.cc (script_add_search_dir): Handle -nostdlib.
9295 2010-05-12 Doug Kwan <dougkwan@google.com>
9297 * arm.cc (Target_arm::do_finalize_sections): Create an empty
9298 attributes section only if there no attributes section after merging.
9299 (Target_arm::merge_object_attributes): Move value of
9300 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
9301 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
9302 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
9303 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
9304 and arm_attr_merge_7.stdout.
9305 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
9306 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
9307 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
9308 arm_attr_merge_7b.o): New rules.
9309 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
9311 * testsuite/Makefile.in: Regenerate.
9312 * testsuite/arm_attr_merge.sh: New file.
9313 * testsuite/arm_attr_merge_[67][ab].s: Same.
9315 2010-05-05 Nick Clifton <nickc@redhat.com>
9317 * po/es.po: Updated Spanish translation.
9319 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
9321 * Makefile.am (install-exec-local): Properly install gold as
9322 default cross linker.
9323 * Makefile.in: Regenerated.
9325 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
9326 Nick Clifton <nickc@redhat.com>
9328 * configure.ac (install_as_default): Define and set to false
9329 unless --enable-gold or --enable-gold=both/gold has been
9331 * configure: Regenerate.
9333 * Makefile.am (install-exec-local): Install the executable as
9334 'ld.gold'. If install_as_default is true then also install it as
9336 * Makefile.in: Regenerated.
9338 2010-04-24 Ian Lance Taylor <iant@google.com>
9340 * layout.cc (Layout::layout_reloc): In relocatable link don't
9341 combine reloc sections for grouped sections.
9343 2010-04-23 Sriraman Tallam <tmsriram@google.com>
9345 * gc.h (gc_process_relocs): Pass information on relocs pointing to
9346 sections that are not ordinary to icf.
9347 * icf.cc (get_section_contents): Handle relocation pointing to section
9348 with no object or shndx information.
9349 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
9350 * testsuite/Makefile.in: Regenerate.
9351 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
9352 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
9354 2010-04-22 Ian Lance Taylor <iant@google.com>
9356 * expression.cc (Expression::Expression_eval_info): Add
9357 result_alignment_pointer field.
9358 (Expression::eval_with_dot): Add result_alignment_pointer
9359 parameter. Change all callers.
9360 (Expression::eval_maybe_dot): Likewise.
9361 (class Binary_expression): Add alignment_pointer parameter to
9362 left_value and right_value. Change all callers.
9363 (BINARY_EXPRESSION): Set result alignment.
9364 (class Trinary_expression): Add alignment_pointer parameter to
9365 arg2_value and arg3_value. Change all callers.
9366 (Trinary_cond::value): Set result alignment.
9367 (Max_expression::value, Min_expression::value): Likewise.
9368 (Align_expression::value): Likewise.
9369 * script-sections.cc (class Sections_element): Add dot_alignment
9370 parameter to set_section_addresses virtual function. Update
9372 (class Output_section_element): Likewise.
9373 (Script_sections::create_segments): Add dot_alignment parameter.
9375 (Script_sections::create_segments_from_phdrs_clause): Likewise.
9376 (Script_sections::set_phdrs_clause_addresses): Likewise.
9377 * script-sections.h: Update declarations.
9378 * script.h: Update declarations.
9379 * output.h (Output_segment::set_minimum_p_align): Don't decrease
9381 * testsuite/script_test_3.t: Set large alignment.
9382 * testsuite/script_test_3.sh: Make sure that at least one LOAD
9383 segment has expected alignment.
9385 2010-04-22 Nick Clifton <nickc@redhat.com>
9387 * po/gold.pot: Updated by the Translation project.
9388 * po/vi.po: Updated Vietnamese translation.
9390 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
9392 * testsuite/Makefile.am (check_PROGRAMS): Add
9393 icf_virtual_function_folding_test.
9394 * testsuite/Makefile.in: Regenerated.
9396 2010-04-15 Andrew Haley <aph@redhat.com>
9398 * options.h (merge_exidx_entries): New option.
9399 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
9400 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
9401 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
9402 (Target_arm::merge_exidx_entries): New function.
9403 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
9404 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
9405 to Arm_exidx_fixup constructor.
9406 Add new arg, merge_exidx_entries.
9407 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
9408 Arm_output_section::fix_exidx_coverage.
9410 2010-04-18 Sriraman Tallam <tmsriram@google.com>
9412 * icf.cc (get_section_contents): Check for preemptible functions.
9413 Ignore addend when appropriate.
9414 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
9416 (add_from_relobj): Check for section folded.
9417 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
9418 * symtab.h (should_add_dynsym_entry): Add new parameter.
9419 * target-reloc.h (scan_relocs): Check for section folded.
9420 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
9421 Check reloc types for function pointers in shared objects.
9422 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
9424 (icf_preemptible_functions_test): New test case.
9425 (icf_string_merge_test): New test case.
9426 * testsuite.Makefile.in: Regenerate.
9427 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
9428 bar_glob. Refactor code.
9429 * testsuite/icf_preemptible_functions_test.cc: New file.
9430 * testsuite/icf_preemptible_functions_test.sh: New file.
9431 * testsuite/icf_string_merge_test.cc: New file.
9432 * testsuite/icf_string_merge_test.sh: New file.
9433 * testsuite/icf_virtual_function_folding_test.cc: New file.
9434 * testsuite/icf_virtual_function_folding_test.sh: New file.
9436 2010-04-14 Doug Kwan <dougkwan@google.com>
9438 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
9439 for local symbol recounting if we remove a section due to ICF.
9440 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
9441 there are no regular objects in input.
9443 2010-04-13 Doug Kwan <dougkwan@google.com>
9445 * arm.cc (Arm_input_section::set_final_data_size): Compute
9446 accurate final data size instead of using current data size.
9448 2010-04-09 Doug Kwan <dougkwan@google.com>
9450 * layout.cc (Layout::choose_output_section): Handle script section
9452 (Layout::make_output_section_for_script): Add section type parameter.
9453 Handle script section types.
9454 * layout.h (Layout::make_output_section_for_script): Add section
9456 * output.cc (Output_section::Output_section): Initialize data member
9458 (Output_section::do_reset_address_and_file_offset): Do not set address
9459 to 0 if section is a NOLOAD section.
9460 * output.h (Output_section::is_noload): New method.
9461 (Output_section::set_is_noload): Ditto.
9462 (Output_section::is_noload_): New data member.
9463 * script-c.h (Script_section_type): New enum type.
9464 (struct Parser_output_section_header): Add new file section_type.
9465 * script-sections.cc (Sections_element::output_section_name): Add
9466 parameter for returning script section type.
9467 (Output_section_definition::output_section_name): Ditto.
9468 (Output_section_definition::section_type)P; New method.
9469 (Output_section_definiton::script_section_type_name): Ditto.
9470 (Output_section_definition::script_section_type_): New data member.
9471 (Output_section_definition::Output_section_definition): Initialize
9472 data member Output_section_definition::script_section_type_.
9473 (Output_section_definition::create_sections): Pass script section type
9474 to Layout::make_output_section_for_script.
9475 (Output_section_definition::output_section_name): Return script
9476 section type to caller.
9477 (Output_section_definition::set_section_address): Do not advance
9478 dot value and load address if section type is NOLOAD. Set address
9479 of NOLOAD sections regardless of section flags.
9480 (Output_section_definition::print): Print section type if it is
9481 not SCRIPT_SECTION_TYPE_NONE.
9482 (Output_section_definition::section_type): New method.
9483 (Output_section_definition::script_section_type_name): Ditto.
9484 (Script_sections::output_section_name): Add new parameter
9485 PSECTION_TYPE for returning script section type. Pass it to
9486 section elements. Handle discard sections.
9487 (Sort_output_sections::operator()): Handle NOLOAD sections.
9488 * script-sections.h (Script_sections::Section_type): New enum type.
9489 (Script_sections::output_section_name): Add a new parameter for
9490 returning script section type.
9491 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
9493 * yyscript.y (union): Add new field SECTION_TYPE.
9494 (COPY, DSECT, INFO, NOLOAD): New tokens.
9495 (opt_address_and_section_type): Change type to output_section_header.
9496 (section_type): New non-terminal
9497 (section_header): Handle section type.
9498 (opt_address_and_section_type): Return section type value.
9500 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
9502 * testsuite/plugin_common_test_1.c (foo): Add prototype.
9503 * testsuite/plugin_common_test_2.c (foo): Likewise.
9505 2010-04-08 Doug Kwan <dougkwan@google.com>
9507 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
9509 * output.cc (Output_section::add_merge_input_section): Simplify
9510 code and return status of Output_merge_base::add_input_section.
9511 Update merge section map only if Output_merge_base::add_input_section
9514 2010-04-07 Doug Kwan <dougkwan@google.com>
9516 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
9517 if section is marked as containing instructions but has no mapping
9519 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
9520 correct section index.
9521 (Arm_relobj::find_linked_text_section): Ditto.
9523 2010-04-07 Cary Coutant <ccoutant@google.com>
9525 * archive.cc (include_member): Destroy Read_symbols_data object before
9527 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
9528 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
9529 (Read_symbols_data::~Read_symbols_data) New destructor.
9530 (Section_relocs::Section_relocs) New constructor.
9531 (Section_relocs::~Section_relocs) New destructor.
9532 (Read_relocs_data::Read_relocs_data) New constructor.
9533 (Read_relocs_data::~Read_relocs_data) New destructor.
9534 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
9535 pointers to NULL after deleting.
9537 2010-04-07 Doug Kwan <dougkwan@google.com>
9539 * arm.cc: Replace "endianity" with "endianness" in comments.
9540 (Arm_exidx_cantunwind): Ditto.
9541 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
9542 (Arm_relobj::merge_flags_and_attributes): New method.
9543 (Arm_relobj::merge_flags_and_attributes_): New data member.
9544 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
9545 (Arm_relobj::scan_sections_for_stubs): Ditto.
9546 (Arm_relobj::do_read_symbols): Check to see if we really want to
9547 merge processor-specific flags and attributes. Exit early if
9548 an object is empty except for section names and the undefined symbol.
9549 (Target_arm::do_finalize_sections): Move check for ELF format to
9550 Arm_relobj::do_read_symbols. Merge processor specific flags and
9551 attributes from a regular object only when we have determined that
9552 it is aapropriate. Do not create an .ARM.attributes section in
9553 output if there is no regular input object.
9554 (Target_arm::merge_processor_specific_flags): Check
9555 --warn-mismatch before printing any error.
9556 (Target_arm::merge_object_attributes): Ditto.
9557 * gold.cc (queue_middle_tasks): Handle the case in which there is
9558 no regular object in input.
9559 * options.cc (General_options::parse_EB): New method.
9560 (General_options::parse_EL): Same.
9561 (General_options::General_options): Initialize endianness_.
9562 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
9564 (General_options::Endianness): New enum.
9565 (General_options::endianness): New method.
9566 (General_options::endianness_): New data member.
9567 * parameters.cc (Parameters::set_options): Check target endianness.
9568 (Parameters::set_target_once): Ditto.
9569 (Parameters::check_target_endianness): New method.
9570 (parameters_force_valid_target): If either -EL or -EB is specified,
9571 use it to define endianness of default target.
9572 * parameters.h (Parameters::check_target_endianness): New method
9574 * target.h (class Target): Change "endianity" to "endianness"
9577 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9579 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
9580 * configure: Regenerate.
9581 * Makefile.in: Regenerate.
9582 * testsuite/Makefile.in: Regenerate.
9584 2010-04-06 Cary Coutant <ccoutant@google.com>
9587 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
9588 prevailing definitions of common symbols.
9589 * testsuite/plugin_test_6.sh: New test case.
9590 * testsuite/plugin_common_test_1.c: New test case.
9591 * testsuite/plugin_common_test_2.c: New test case.
9592 * testsuite/Makefile.am (plugin_test_6): New test case.
9593 * testsuite/Makefile.in: Regenerate.
9595 2010-04-06 Nick Clifton <nickc@redhat.com>
9597 * po/vi.po: New Vietnamese translation.
9599 2010-03-30 Doug Kwan <dougkwan@google.com>
9601 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
9603 2010-03-25 Doug Kwan <dougkwan@google.com>
9605 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
9606 to avoid a conversion warning on a 32-bit host.
9608 2010-03-24 Ian Lance Taylor <iant@google.com>
9610 * testsuite/script_test_3.t: Add a TLS segment.
9611 * testsuite/Makefile.am (check_PROGRAMS): Add
9612 tls_phdrs_script_test.
9613 (tls_phdrs_script_test_SOURCES): Define.
9614 (tls_phdrs_script_test_DEPENDENCIES): Define.
9615 (tls_phdrs_script_test_LDFLAGS): Define.
9616 (tls_phdrs_script_test_LDADD): Define.
9617 * testsuite/Makefile.in: Rebuild.
9619 2010-03-23 Cary Coutant <ccoutant@google.com>
9621 * fileread.cc (find_or_make_view): Fix comment.
9623 2010-03-23 Ian Lance Taylor <iant@google.com>
9625 * script-sections.cc (class Orphan_section_placement): Define
9626 PLACE_TLS and PLACE_TLS_BSS.
9627 (Orphan_section_placement::Orphan_section_placement): Initialize
9629 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
9630 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
9631 (tls_script_test_SOURCES): Define.
9632 (tls_script_test_DEPENDENCIES): Define.
9633 (tls_script_test_LDFLAGS): Define.
9634 (tls_script_test_LDADD): Define.
9635 * testsuite/Makefile.in: Rebuild.
9637 2010-03-22 Doug Kwan <dougkwan@google.com>
9639 * arm.cc (Arm_relocate_functions::abs8,
9640 Arm_relocate_functions::abs16): Use correct check for overflow
9641 specified in the ARM ELF specs.
9642 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
9643 target of a BLX instruction specially.
9644 (Reloc_stub::stub_type_for_reloc): Ditto.
9645 (Relocate::relocate): Use symbolic names instead of numeric relocation
9646 codes to report error.
9647 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
9649 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
9650 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
9651 thumb2_blx_out_of_range.stdout
9652 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
9653 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
9654 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
9655 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
9656 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
9657 thumb2_blx_in_range, thumb2_blx_in_range.o,
9658 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
9659 thumb2_blx_out_of_range.o): New rules.
9660 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
9661 thumb2_blx_in_range and thumb2_blx_out_of_range.
9662 * testsuite/Makefile.in: Regenerate.
9663 * arm_branch_in_range.sh: Add tests for THUMB BLX.
9664 * testsuite/thumb_blx_in_range.s: New file.
9665 * testsuite/thumb_blx_out_of_range.s: New file.
9667 2010-03-22 Rafael Espindola <espindola@google.com>
9669 * archive.cc (Should_include): Move to archive.h.
9670 (should_include_member): Make it a member of Archive.
9672 (Add_lib_group_symbols): New.
9673 * archive.h: Include options.h.
9674 (Archive_member): Moved from Archive.
9675 (Should_include): Moved from archive.cc.
9677 (Add_lib_group_symbols): New.
9678 * dynobj.cc (do_should_include_member): New.
9679 * dynobj.h (do_should_include_member): New.
9680 * gold.cc (queue_initial_tasks): Update call to queue.
9681 * main.cc (main): Print lib group stats.
9682 * object.cc (do_should_include_member): New.
9683 * object.h: Include archive.h.
9684 (Object::should_include_member): New.
9685 (Object::do_should_include_member): New.
9686 (Sized_relobj::do_should_include_member): New.
9687 * options.cc (General_options::parse_start_lib): New.
9688 (General_options::parse_end_lib): New.
9689 (Input_arguments::add_file): Handle lib groups.
9690 (Input_arguments::start_group): Check we are not in a lib.
9691 (Input_arguments::start_lib): New.
9692 (Input_arguments::end_lib): New.
9693 * options.h (General_options): Add start_lib and end_lib.
9694 (Input_argument::lib_): New.
9695 (Input_argument::lib): New.
9696 (Input_argument::is_lib): New.
9697 (Input_file_lib): New.
9698 (Input_arguments::in_lib_): New.
9699 (Input_arguments::in_lib): New.
9700 (Input_arguments::start_lib): New.
9701 (Input_arguments::end_lib_): New.
9702 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
9703 in unused members as preempted.
9704 (Sized_pluginobj::do_should_include_member): New.
9705 * plugin.h (Sized_pluginobj::do_should_include_member): New.
9706 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
9708 (Read_symbols::do_whole_lib_group): New.
9709 (Read_symbols::do_lib_group): New.
9710 (Read_symbols::do_read_symbols): Handle lib groups.
9711 (Read_symbols::get_name): Handle lib groups.
9712 * readsyms.h (Read_symbols): Add an archive member pointer.
9713 (Read_symbols::do_whole_lib_group): New.
9714 (Read_symbols::do_lib_group): New.
9715 (Read_symbols::member_): New.
9716 * script.cc (read_input_script): Update call to queue_soon.
9718 2010-03-19 Doug Kwan <dougkwan@google.com>
9720 * arm.cc (Stub_table::Stub_table): Initialize new data members
9721 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
9722 (Stub_table::add_reloc_stub): Assign stub offset and update
9723 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
9724 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
9726 (Stub_table::update_data_size_and_addralign): Use
9727 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
9728 instead of going over all reloc stubs.
9729 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
9730 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
9731 Stringpool_template::offset_ to size of Stringpool_char.
9732 (Stringpool_template::new_key_offset): Remove code to initialize
9733 Stringpool_template::offset_.
9734 * stringpool.h (Stringpool_template::set_no_zero_null): Set
9735 Stringpool_template::offset_ to zero.
9737 2010-03-15 Doug Kwan <dougkwan@google.com>
9739 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
9741 (Stringpool_template::new_key_offset): New method.
9742 (Stringpool_template::add_string): Assign offsets when adding new
9744 (Stringpool_template::set_string_offsets): Do not set string offsets
9745 when not optimizing.
9746 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
9748 (Chunked_vector::clear): Clear size_.
9749 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
9750 (Chunked_vector::size): Return size_.
9751 (Chunked_vector::push_back): Use size_ to find insert position.
9752 (Chunked_vector::size_): New data member.
9753 (Stringpool_template::set_no_zero_null): Assert string set is empty.
9754 (Stringpool_template::new_key_offset): New method declaration.
9755 (Stringpool_template::offset_): New data member.
9757 2010-03-15 Rafael Espindola <espindola@google.com>
9759 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
9760 Add_symbols' constructor.
9761 * readsyms.h (Add_symbols): Remove the input_group member.
9763 2010-03-10 Ian Lance Taylor <iant@google.com>
9765 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
9766 target to ask whether a reference to a symbol requires a stack
9768 * target.h (Target::is_call_to_non_split): New function.
9769 (Target::do_is_call_to_non_split): Declare virtual function.
9770 * target.cc: Include "symtab.h".
9771 (Target::do_is_call_to_non_split): New function.
9772 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
9774 2010-03-10 Cary Coutant <ccoutant@google.com>
9776 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
9777 (File_read::open[1]): Remove initial mapping of whole_file_view_.
9778 (File_read::open[2]): Add whole_file_view_ to list of views.
9779 (File_read::make_view): Remove test of whole_file_view_.
9780 (File_read::find_or_make_view): Create whole_file_view_ if
9782 (File_read::clear_views): Replace bool parameter with enum;
9783 adjust all callers. Don't delete views with permanent data;
9784 do delete cached views and views from archives if
9785 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
9786 if clearing the corresponding view.
9787 * fileread.h (File_read::Clear_views_mode): New enum.
9788 (File_read::View::is_permanent_view): New method.
9789 (File_read::clear_views): Replace bool parameter
9790 with enum; adjust all callers.
9791 * options.h (General_options): Change keep_files_mapped option;
9792 add map_whole_files.
9793 * readsyms.cc (Add_symbols::run): Delete sd_ object before
9795 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
9798 2010-03-10 David S. Miller <davem@davemloft.net>
9800 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
9802 2010-03-09 Sriraman Tallam <tmsriram@google.com>
9804 * icf.cc (get_section_contents): Add '@' marker after processing the
9807 2010-03-08 Doug Kwan <dougkwan@google.com>
9809 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
9810 due to a conversion warning.
9811 (Arm_relobj::update_output_local_symbol_count): Check for local
9812 symbol with unset output index.
9814 2010-03-05 Ian Lance Taylor <iant@google.com>
9816 * options.h (class General_options): Add --spare-dynamic-tags.
9817 * output.cc (Output_data_dynamic::set_final_data_size): Implement
9818 --spare-dynamic-tags.
9820 2010-03-05 Ian Lance Taylor <iant@google.com>
9822 * incremental.cc: Include "libiberty.h".
9824 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9826 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
9827 function, is_info_ member.
9828 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
9829 (Versions::Versions): Update caller.
9830 (Versions::define_base_version): Likewise.
9831 (Versions::add_def): Likewise.
9833 2010-03-03 Sriraman Tallam <tmsriram@google.com>
9835 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
9836 (Scan::possible_function_pointer_reloc): New function.
9837 (Scan::local_reloc_may_be_function_pointer): Change to call
9838 possible_function_pointer_reloc.
9839 (Scan::global_reloc_may_be_function_pointer): Ditto.
9840 * icf.h (Icf::check_section_for_function_pointers): Change to reject
9841 relocations in ".data.rel.ro._ZTV" section.
9842 * testsuite/icf_safe_so_test.sh: Change to pass i386.
9843 * testsuite/icf_safe_so_test.cc: Ditto.
9844 * testsuite/icf_safe_test.cc: Ditto.
9845 * testsuite/icf_safe_test.sh: Ditto.
9847 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9848 Ian Lance Taylor <iant@google.com>
9850 * target-reloc.h (relocate_section): Check the symbol table index
9851 for -1U before setting the local symbol index.
9852 (scan_relocatable_relocs): If copying the relocation, record that
9853 the local symbol is required.
9854 * object.h (Symbol_value::is_output_symtab_index_set): New
9856 (Symbol_value::may_be_discarded_from_output_symtab): New
9858 (Symbol_value::has_output_symtab_entry): New function.
9859 (Symbol_value::needs_output_symtab_entry): Remove.
9860 (Symbol_value::output_symtab_index): Make sure the symbol index is
9862 (Symbol_value::set_output_symtab_index): Make sure the symbol
9863 index is not set. Make sure the new index is valid.
9864 (Symbol_value::set_must_have_output_symtab_entry): New function.
9865 (Symbol_value::has_output_dynsym_entry): New function.
9866 (Symbol_value::set_output_dynsym_index): Make sure the new index
9868 (Sized_relobj::set_must_have_output_symtab_entry): New function.
9869 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
9870 local symbol if permitted.
9871 (Sized_relobj::do_finalize_local_symbols): Call
9872 is_output_symtab_index_set rather than needs_output_symtab_entry.
9873 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
9874 rather than needs_output_symtab_entry. Call
9875 has_output_dynsym_entry rather than needs_output_dynsym_entry.
9876 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
9877 is_output_symtab_index_set rather than needs_output_symtab_entry.
9878 * testsuite/discard_locals_relocatable_test.c: New file.
9879 * testsuite/discard_locals_test.sh: Test -r.
9880 * testsuite/Makefile.am (check_DATA): Add
9881 discard_locals_relocatable_test1.syms,
9882 discard_local_relocatable_test2.syms.
9883 (MOSTLYCLEANFILES): Likewise. Also add
9884 discard_locals_relocatable_test1.lout and
9885 discard_locals_relocatable_test2.out.
9886 (discard_locals_relocatable_test1.syms): New target.
9887 (discard_locals_relocatable_test.o): New target.
9888 (discard_locals_relocatable_test1.out): New target.
9889 (discard_locals_relocatable_test2.syms): New target.
9890 (discard_locals_relocatable_test2.out): New target.
9891 (various): Add missing ../ld-new dependencies.
9892 * testsuite/Makefile.in: Rebuild.
9894 2010-03-03 Nick Clifton <nickc@redhat.com>
9896 * po/fi.po: New Finnish translation.
9898 2010-03-01 Doug Kwan <dougkwan@google.com>
9900 * layout.cc (Layout::Layout): Force section types of .init_array*,
9901 .preinit_array* and .fini_array* sections.
9902 * output.cc (Output_section::Input_section_sort_entry::has_priority):
9903 Fix check of return value of std::string::find.().
9904 (Output_section::Input_section_sort_compare::operator()): Remove
9905 comment about .init_array.
9906 (Output_section::Input_section_sort_init_fini_compare::operator()):
9908 (Output_section::sort_attached_input_sections): Handle .init_array
9909 and .fini_array specially.
9910 * output.h (Output_section::Inut_section_sort_compare): Update
9912 (Output_section::Input_section_sort_init_fini_compare): New struct.
9914 2010-02-26 Doug Kwan <dougkwan@google.com>
9916 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
9917 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
9918 * testsuite/debug_msg.sh: Avoid matching source line number for
9919 use of global variable undef_int.
9921 2010-02-26 Doug Kwan <dougkwan@google.com>
9923 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
9924 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
9925 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
9926 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
9927 * options.cc (General_options::General_options): Initialize member
9929 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
9930 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
9931 and rm_no_fix_v4bx.stdout
9932 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
9933 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
9934 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
9935 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
9936 and arm_no_fix_v4bx.
9937 * Makefile.in: Regenerate.
9938 * testsuite/arm_fix_v4bx.s: New file.
9939 * testsuite/arm_fix_v4bx.sh: Ditto.
9941 2010-02-24 Doug Kwan <dougkwan@google.com>
9943 * arm.cc (Target_arm::got_section): Make the .got section the first
9944 non RELRO section in the data segment.
9945 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
9946 suffixes of section names.
9948 2010-02-24 Doug Kwan <dougkwan@google.com>
9950 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
9951 flags and attributes merging if an input file is a binary file.
9952 * fileread.cc (Input_file::open): Record format of original file.
9953 * fileread.h (Input_file::Format): New enum type.
9954 (Input_file::Input_file): Initialize data member format_.
9955 (Input_file::format): New method definition.
9956 (Input_file::format_):: New data member.
9958 2010-02-24 Doug Kwan <dougkwan@google.com>
9960 * arm.cc (Arm_output_data_got): New class.
9961 (ARM_TCB_SIZE): New constant
9962 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
9963 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
9964 If user uses a script with a SECTIONS clause, issue only a warning
9965 for a misplaced EXIDX input section. Otherwise, issue an error.
9966 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
9968 (Target_arm::got_mode_index_entry): Handle static linking.
9969 (Target_arm::Scan::local): Ditto.
9970 (Target_arm::Scan::global): Ditto.
9971 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
9972 all incorrectly implemented relocations.
9973 (Target_arm::fix_exidx_coverage): Pass layout to
9974 Arm_output_section::fix_exidx_coverage.
9975 * layout.cc (Layout::section_name_mapping): Remove trailing dots
9976 from ".ARM.exidx." and ".ARM.extab.".
9978 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9980 * arm.cc (Target_arm::do_finalize_sections): Create attribute
9981 section if it does not already exist.
9982 * attributes.cc (Attributes_section_data::Attributes_section_data):
9983 Don't crash if size is zero.
9985 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9986 Ian Lance Taylor <iant@google.com>
9988 * gold.cc (queue_middle_tasks): If no input files were opened,
9990 * workqueue.h (Task_function::Task_function): Assert that there is
9993 2010-02-22 Doug Kwan <dougkwan@google.com>
9995 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
9996 * icf.cc (get_section_contents): Cast snprintf arguments to long long
9997 types to avoid warnings due to different uint64_t implementations
10000 2010-02-21 Doug Kwan <dougkwan@google.com>
10002 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
10003 handling of the maximum backward branch offset.
10004 (Arm_relocate_functions::thumb_branch_common): Ditto.
10005 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
10006 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
10007 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
10008 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
10009 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
10010 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
10011 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
10012 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
10013 thumb_bl_out_of_range thumb_bl_out_of_range.o,
10014 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
10015 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
10016 thumb2_bl_out_of_range.o): New rules.
10017 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
10018 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
10019 thumb2_bl_out_of_range
10020 * testsuite/Makefile.in: Regenerate.
10021 * testsuite/arm_bl_in_range.s: New file.
10022 * testsuite/arm_bl_out_of_range.s: Ditto.
10023 * testsuite/arm_branch_in_range.sh: Ditto.
10024 * testsuite/arm_branch_range.t: Ditto.
10025 * testsuite/thumb2_branch_range.t: Ditto.
10026 * testsuite/thumb_bl_in_range.s: Ditto.
10027 * testsuite/thumb_bl_out_of_range.s: Ditto.
10028 * testsuite/thumb_branch_range.t: Ditto.
10030 2010-02-20 Sriraman Tallam <tmsriram@google.com>
10032 * gc.h (gc_process_relocs): Change vectors to point to the new list.
10033 Add reloc offset information.
10034 * icf.cc (get_section_contents): Change iterators to point to the new
10035 vectors. Add reloc offset information to the contents.
10036 * icf.h (Icf::Sections_reachable_info): New typedef.
10037 (Icf::Sections_reachable_list): New typedef.
10038 (Icf::Offset_info): New typedef.
10039 (Icf::Reloc_info): New struct typedef.
10040 (Icf::Reloc_info_list): New typedef.
10041 (Icf::symbol_reloc_list): Delete method.
10042 (Icf::addend_reloc_list): Delete method.
10043 (Icf::section_reloc_list): Delete method.
10044 (Icf::reloc_info_list): New method.
10045 (Icf::reloc_info_list_): New member.
10047 2010-02-19 Doug Kwan <dougkwan@google.com>
10049 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
10050 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
10051 * arm.cc (Arm_relocation_functions): New forward declaration.
10052 (Target_arm::Target_arm): Initialize new data members
10053 got_mod_index_offset_ and tls_base_symbol_defined_.
10054 (Target_arm::Relocate::relocate_tls): New method.
10055 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
10056 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
10058 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
10059 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
10060 (Target_arm::got_mod_index_offset_,
10061 Target_arm::tls_base_symbol_defined_): New data members.
10062 (Target_arm::Scan::local, Target::Scan::global,
10063 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
10066 2010-02-18 Doug Kwan <dougkwan@google.com>
10068 * arm.cc (Arm_relobj::find_linked_text_section): New method.
10069 (Arm_relobj::make_exidx_input_section): Pass section index of linked
10070 text section as a parameter becuase some broken tools may not set
10071 the link in section header.
10072 (Target_arm::has_got_section): New method.
10073 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
10074 without any mapping symbol as data only. Remove warning.
10075 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
10076 link in its section header, try to discover the link by inspecting the
10077 REL31 relocation at the beginning of the section.
10078 (Target_arm::Scan::check_non_pic): Report name of offending relocation
10080 (Target_arm::Scan::global): Treat any reference to the symbol
10081 _GLOBAL_OFFSET_TABLE_ as a GOT access.
10083 2010-02-12 Sriraman Tallam <tmsriram@google.com>
10085 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
10086 (Scan::global_reloc_may_be_function_pointer): New function.
10087 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
10088 (Scan::global_reloc_may_be_function_pointer): New function.
10089 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
10090 (Scan::global_reloc_may_be_function_pointer): New function.
10091 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
10092 (Scan::global_reloc_may_be_function_pointer): New function.
10093 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
10094 (Scan::global_reloc_may_be_function_pointer): New function.
10095 (Scan::possible_function_pointer_reloc): New function.
10096 (Target_x86_64::can_check_for_function_pointers): New function.
10097 * gc.h (gc_process_relocs): Scan relocation types to determine if
10098 function pointers were taken for targets that support it.
10099 * icf.cc (Icf::find_identical_sections): Include functions for
10100 folding in safe ICF whose pointer is not taken.
10101 * icf.h (Secn_fptr_taken_set): New typedef.
10102 (fptr_section_id_): New member.
10103 (section_has_function_pointers): New function.
10104 (set_section_has_function_pointers): New function.
10105 (check_section_for_function_pointers): New function.
10106 * options.h: Fix comment for safe ICF option.
10107 * target.h (can_check_for_function_pointers): New function.
10108 * testsuite/Makefile.am: Add icf_safe_so_test test case.
10109 Modify icf_safe_test for X86-64.
10110 * testsuite/Makefile.in: Regenerate.
10111 * testsuite/icf_safe_so_test.cc: New file.
10112 * testsuite/icf_safe_so_test.sh: New file.
10113 * testsuite/icf_safe_test.cc (kept_func_3): New function.
10114 (main): Change to take pointer to function kept_func_3.
10115 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
10116 folding is done correctly for X86-64.
10118 2010-02-12 David S. Miller <davem@davemloft.net>
10120 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
10121 is_symbolless parameter.
10122 (Output_reloc<SHT_REL>::is_symbolless): New.
10123 (Output_reloc<SHT_REL>::is_symbolless_): New.
10124 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
10125 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
10126 (Output_reloc<SHT_RELA>::is_symbolless): New.
10127 (Output_data_reloc::add_global): Handle is_symbolless.
10128 (Output_data_reloc::add_global_relative): Likewise.
10129 (Output_data_reloc::add_local): Likewise.
10130 (Output_data_reloc::add_local_relative): Likewise.
10131 (Output_data_reloc::add_symbolless_global_addend): New.
10132 (Output_data_reloc::add_symbolless_local_addend): New.
10133 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
10135 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
10136 instead of ->is_relative_
10137 (Output_reloc::write): Likewise.
10138 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
10139 (Output_reloc::write_rel): Simplify.
10141 * sparc.cc (Target_sparc::Scan::local): Use
10142 ->add_symbolless_local_addend as needed.
10143 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
10144 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
10145 based upon relocation offset.
10147 2010-02-11 Doug Kwan <dougkwan@google.com>
10149 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
10150 (Target_arm::Scan::global): Ditto. Also remove a comment before the
10151 beginning of function.
10152 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
10153 and MOVT_ABS relocations. Those are non issued in scanning. Fix
10154 parameter is_32bit in calls to should_apply_static_reloc.
10155 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
10156 (check_DATA): Add arm_abs_global.stdout.
10157 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
10158 arm_abs_global.stdout): New rules.
10159 (MOSTLLYCLEANFILES): Add arm_abs_global
10160 * Makefile.in: Regenerate.
10161 * testsuite/arm_abs_global.s: New file.
10162 * testsuite/arm_abs_global.sh: Ditto.
10163 * testsuite/arm_abs_lib.s: Ditto.
10165 2010-02-11 Ian Lance Taylor <iant@google.com>
10167 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
10169 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
10170 Allocate_commons_task first.
10171 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
10172 task, rather than symtab_lock_.
10173 (Gc_process_relocs::~Gc_process_relocs): New function.
10174 (Gc_process_relocs::is_runnable): Check this_blocker_.
10175 (Gc_process_relocs::locks): Use next_blocker_ rather than
10177 (Scan_relocs::~Scan_relocs): New function.
10178 (Scan_relocs::is_runnable): Check this_blocker_ rather than
10180 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
10182 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
10183 fields. Add this_blocker_ and next_blocker_ fields. Adjust
10184 constructor accordingly.
10185 (class Gc_process_relocs): Likewise.
10186 (class Scan_relocs): Likewise.
10187 * common.h (class Allocate_commons_task): Remove symtab_lock_
10188 field, and corresponding constructor parameter.
10189 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
10191 (Allocate_commons_task::locks): Likewise.
10193 2010-02-11 Ian Lance Taylor <iant@google.com>
10195 * gold-threads.h (class Once): Define.
10196 (class Initialize_lock): Rewrite as child of Once.
10197 * gold-threads.cc (class Once_initialize): Define.
10198 (once_pointer_control): New static variable.
10199 (once_pointer, once_arg): New static variables.
10200 (c_run_once): New static function.
10201 (Once::Once, Once::run_once, Once::internal_run): New functions.
10202 (class Initialize_lock_once): Remove.
10203 (initialize_lock_control): Remove.
10204 (initialize_lock_pointer): Remove.
10205 (initialize_lock_once): Remove.
10206 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
10207 (Initialize_lock::initialize): Rewrite.
10208 (Initialize_lock::do_run_once): New function.
10209 * archive.cc (Archive::interpret_header): Only clear name if it is
10211 * fileread.cc: Include "gold-threads.h"
10212 (file_counts_lock): New static variable.
10213 (file_counts_initialize_lock): Likewise.
10214 (File_read::release): Only increment counts when using --stats.
10215 Use a lock around the increment.
10216 * parameters.cc (class Set_parameters_target_once): Define.
10217 (set_parameters_target_once): New static variable.
10218 (Parameters::Parameters): Move here from parameters.h.
10219 (Parameters::set_target): Rewrite.
10220 (Parameters::set_target_once): New function.
10221 (Parameters::clear_target): Move here and rewrite.
10222 * parameters.h (class Parameters): Update declarations. Add
10223 set_parameters_target_once_ field.
10224 (Parameters::Parameters): Move to parameters.cc.
10225 (Parameters::clear_target): Likewise.
10226 * readsyms.cc (Read_symbols::do_group): Create a Start_group
10228 (Start_group::~Start_group): New function.
10229 (Start_group::is_runnable): New function.
10230 (Start_group::locks, Start_group::run): New functions.
10231 (Finish_group::run): Change saw_undefined to size_t.
10232 * readsyms.h (class Start_group): Define.
10233 (class Finish_group): Change saw_undefined_ field to size_t.
10234 (Finish_group::Finish_group): Remove saw_undefined and
10235 this_blocker parameters. Change all callers.
10236 (Finish_group::set_saw_undefined): New function.
10237 (Finish_group::set_blocker): New function.
10238 * symtab.h (class Symbol_table): Change saw_undefined to return
10239 size_t. Change saw_undefined_ field to size_t.
10240 * target-select.cc (Set_target_once::do_run_once): New function.
10241 (Target_selector::Target_selector): Initialize set_target_once_
10242 field. Don't initialize lock_ and initialize_lock_ fields.
10243 (Target_selector::instantiate_target): Rewrite.
10244 (Target_selector::set_target): New function.
10245 * target-select.h (class Set_target_once): Define.
10246 (class Target_selector): Update declarations. Make
10247 Set_target_once a friend. Remove lock_ and initialize_lock_
10248 fields. Add set_target_once_ field.
10250 2010-02-10 Ian Lance Taylor <iant@google.com>
10252 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
10253 queueing any tasks.
10254 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
10255 (queue_middle_tasks): Add all blockers before queueing any tasks.
10256 (queue_final_tasks): Likewise.
10257 * token.h (Task_token::add_blockers): New function.
10258 * object.h (Input_objects::number_of_relobjs): New function.
10260 2010-02-10 Ian Lance Taylor <iant@google.com>
10262 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
10263 shared, not if not position independent.
10264 * x86_64.cc (Relocate::relocate_tls): Likewise.
10265 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
10266 (tls_pie_pic_test): New target.
10267 * testsuite/Makefile.in: Rebuild.
10269 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
10270 (tls_test_main_pie.o, tls_test_pie.o): New targets.
10271 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
10272 * testsuite/Makefile.in: Rebuild.
10274 2010-02-09 David S. Miller <davem@davemloft.net>
10276 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
10277 R_SPARC_RELATIVE using ->add_local_relative().
10278 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
10280 * output.h (Output_data_dynamic::add_section_size): New method
10281 that takes two Output_data objects.
10282 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
10283 entry param. Handle it in initializers.
10284 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
10285 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
10286 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
10288 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
10289 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
10290 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
10291 for dynrel_includes_plt.
10292 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10293 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10294 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
10296 (Target_sparc::do_finalize_sections): Update to pass true for
10297 dynrel_includes_plt.
10298 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
10299 output before .rela.plt
10300 (Target_powerpc::do_finalize_sections): Update to pass true for
10301 dynrel_includes_plt when 32-bit.
10303 2010-02-08 Doug Kwan <dougkwan@google.com>
10305 * arm.cc (Arm_relobj::simple_input_section_output_address): New
10307 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
10308 Arm_relobj::scan_section_for_cortex_a8_stubs,
10309 Arm_relobj::do_relocation_section): Instead of calling
10310 Output_section::output_address, use faster
10311 Arm_relobj::simple_input_section_output_address.
10313 2010-02-08 David S. Miller <davem@davemloft.net>
10315 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
10316 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
10317 relocation helper function.
10319 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
10320 just like R_SPARC_GOT{10,13,22}.
10321 (Target_sparc::Scan::local): Likewise.
10322 (Target_sparc::Relocate:relocate): Likewise.
10324 2010-02-06 Ian Lance Taylor <iant@google.com>
10326 * configure.ac: Rewrite targetobjs duplicate removal code to use
10327 only shell constructs.
10328 * configure: Rebuild.
10330 2010-02-05 Doug Kwan <dougkwan@google.com>
10333 * arm.cc (Arm_relobj::section_is_scannable): New method.
10334 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
10335 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
10337 2010-02-04 Doug Kwan <dougkwan@google.com>
10340 * arm-reloc-property.cc (cstdio): Include.
10341 * configure.ac (targetobjs): Remove duplicates.
10342 * configure: Regenerate.
10343 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
10344 big and little endian version for a given address size.
10346 2010-02-03 Doug Kwan <dougkwan@google.com>
10348 * arm-reloc-property.cc
10349 (Arm_reloc_property_table::reloc_name_in_error_message): New method
10351 * arm-reloc-property.h
10352 (Arm_reloc_property_table::get_implemented_static_reloc_property):
10353 New method definition.
10354 (Arm_reloc_property_table::reloc_name_in_error_message): New method
10356 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
10358 (GOT_PREL): Change implemented to Y.
10359 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
10360 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
10361 (Arm_relocate_functions::movw_abs_nc): Remove method.
10362 (Arm_relocate_functions::movt_abs): Ditto.
10363 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
10364 (Arm_relocate_functions::thm_movt_abs): Ditto.
10365 (Arm_relocate_functions::movw_rel_nc): Ditto.
10366 (Arm_relocate_functions::movw_rel): Ditto.
10367 (Arm_relocate_functions::movt_rel): Ditto.
10368 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
10369 (Arm_relocate_functions:thm_movw_rel): Ditto.
10370 (Arm_relocate_functions:thm_movt_rel): Ditto.
10371 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
10372 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
10373 New method definitions.
10374 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
10375 (Arm_relocation_functions::arm_grp_ldr): Ditto.
10376 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
10377 (Arm_relocation_functions::arm_grp_ldc): Ditto.
10378 (Target_arm::Relocate::relocate): Check for non-static or
10379 unimplemented relocation code and exit early. Change calls to
10380 Target_arm::reloc_uses_thumb_bit and
10381 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
10382 instead. Refactor code to handle similar relocations to increase
10383 code sharing. Remove check for unsupported relocation code in switch
10385 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
10386 relocation property table to find out size. Change error message to
10387 print out the name of a relocation code instead of the numeric value.
10388 (Target_arm::scan_reloc_for_stub): Use relocation property table
10389 instead of calling Target_arm::reloc_uses_thumb_bit().
10391 2010-02-02 Doug Kwan <dougkwan@google.com>
10393 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
10394 types of relaxed input section.
10396 2010-02-02 Doug Kwan <dougkwan@google.com>
10398 * Makefile.am (HFILES): Add arm-reloc-property.h.
10400 (TARGETSOURCES): Add arm-reloc-property.cc
10401 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
10402 (libgold_a_SOURCES): $(DEFFILES)
10403 * Makefile.in: Regenerate.
10404 * arm-reloc-property.cc: New file.
10405 * arm-reloc-property.h: New file.
10406 * arm-reloc.def: New file.
10407 * arm.cc: Update comments.
10408 (arm-reloc-property.h): New included header.
10409 (arm_reloc_property_table): New global variable.
10410 (Target_arm::do_select_as_default_target): New method definition.
10411 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
10412 arm-reloc-property to targ_extra_obj.
10413 * parameters.cc (set_parameters_target): Call
10414 Target::select_as_default_target().
10415 * target.h (Target::select_as_default_target): New method definition.
10416 (Target::do_select_as_default_target): Same.
10418 2010-02-01 Doug Kwan <dougkwan@google.com>
10420 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
10421 first_output_text_section_.
10422 (Arm_exidx_fixup::first_output_text_section): New method definition.
10423 (Arm_exidx_fixup::first_output_text_section_): New data member.
10424 (Arm_exidx_fixup::process_exidx_section): Record the first text
10425 output section seen.
10426 (Arm_output_section::fix_exidx_coverage): Set correct linked section
10427 and entsize in output section header.
10429 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10431 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
10432 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
10433 (Arm_relocate_functions::thm_alu11): New Method.
10434 (Arm_relocate_functions::thm_pc8): New Method.
10435 (Arm_relocate_functions::thm_pc12): New Method.
10436 (Target_arm::Scan::local): Handle the relocations.
10437 (Target_arm::Scan::global): Likewise.
10438 (Target_arm::Relocate::relocate): Likewise.
10439 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
10441 2010-01-29 Doug Kwan <dougkwan@google.com>
10443 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
10444 of relocation types as ld.
10446 2010-01-29 Doug Kwan <dougkwan@google.com>
10448 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
10450 (Arm_relocate_functions::thumb_branch_common): Ditto.
10451 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
10452 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
10453 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
10454 Arm_relocate_functions::jump24): Remove.
10455 (Target_arm::Relocate::relocate): Adjust code to call
10456 Arm_relocation_functions::arm_branch_common and
10457 Arm_relocation_functions::thumb_branch_common instead of their removed
10458 wrappers. Merge switch-cases together to reduce source code size.
10460 2010-01-29 Doug Kwan <dougkwan@google.com>
10462 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
10463 output_local_symbol_count_needs_update_.
10464 (Arm_relobj::output_local_symbol_count_needs_update,
10465 Arm_relobj::set_output_local_symbol_count_needs_update,
10466 Arm_relobj::update_output_local_symbol_count): New methods.
10467 (Arm_relobj::output_local_symbol_count_needs_update_): New data
10469 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
10470 of pointed function as in a R_ARM_PREL31 relocation.
10471 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
10472 for output local symbol count updating.
10473 (Target_arm::do_relax): Update output local symbol counts in objects
10475 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
10477 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10479 * arm.cc: Added support for the ARM relocations:
10480 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
10481 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
10482 (Arm_relocate_functions::movw_rel_nc): Renamed (was
10484 (Arm_relocate_functions::movw_rel): New method.
10485 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
10486 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
10488 (Arm_relocate_functions::thm_movw_rel): New method.
10489 (Arm_relocate_functions::thm_movt_rel): Renamed (was
10491 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
10493 (Target_arm::Scan::global): Likewise.
10494 (Target_arm::Relocate::relocate): Likewise.
10495 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10498 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10500 * arm.cc: Added support for ARM group relocations.
10501 (Target_arm::reloc_needs_sym_origin): New method.
10502 (Arm_relocate_functions::calc_grp_kn): New method.
10503 (Arm_relocate_functions::calc_grp_residual): New method.
10504 (Arm_relocate_functions::calc_grp_gn): New method.
10505 (Arm_relocate_functions::arm_grp_alu): New Method.
10506 (Arm_relocate_functions::arm_grp_ldr): New Method.
10507 (Arm_relocate_functions::arm_grp_ldrs): New Method.
10508 (Arm_relocate_functions::arm_grp_ldc): New Method.
10509 (Target_arm::Scan::local): Handle the ARM group relocations.
10510 (Target_arm::Scan::global): Likewise.
10511 (Target_arm::Relocate::relocate): Likewise.
10512 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10515 2010-01-26 Doug Kwan <dougkwan@google.com>
10517 * arm.cc (set): Include.
10518 (class Arm_exidx_fixup): Change type of last_input_section_ to const
10520 (Arm_output_section::Text_section_list): New type.
10521 (Arm_output_section::append_text_sections_to_list): New method.
10522 (Arm_output_section::fix_exidx_coverage): Ditto.
10523 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
10524 (Arm_relobj::convert_input_section_to_relaxed_section): Use
10525 Relobj::set_section_offset() instead of
10526 Sized_relobj::invalidate_section_offset().
10527 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
10528 parameter for section headers. Ignore relocation sections for
10529 unallocated sections and EXIDX sections.
10530 (Target_arm::fix_exidx_coverage): New method.
10531 (Target_arm::output_section_address_less_than): New type.
10532 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
10533 linked text section instead of the EXIDX section.
10534 (Arm_output_section::create_stub_group): Add an assertion to check
10535 that this is not an EXIDX output section.
10536 (Arm_output_section::append_text_sections_to_list): New method.
10537 (Arm_output_section::fix_exidx_coverage): Ditto.
10538 (Arm_relobj::scan_sections_for_stubs): Adjust call to
10539 Arm_relobj::section_needs_reloc_stub_scanning.
10540 (Target_arm::do_relax): Fix EXIDX output section coverage in the
10542 (Target_arm::fix_exidx_coverage): New method.
10543 * object.h (Relobj::set_output_section): New method.
10544 (Sized_relobj::invalidate_section_offset): Remove method.
10545 (Sized_relobj::do_invalidate_section_offset): Remove method.
10546 (Sized_relobj::do_set_section_offset): Handle offset value -1.
10548 2010-01-25 Doug Kwan <dougkwan@google.com>
10550 * arm.cc (Arm_exidx_merged_section::do_output_offset):
10551 Fix warning due to signed and unsigned comparison on a 32-bit host.
10553 2010-01-22 Doug Kwan <dougkwan@google.com>
10555 * arm.cc (Target_arm::do_relax): Record an output section for section
10556 offset adjustment it contains any stub table that has changed.
10557 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
10558 offsets in an output section if necessary.
10559 * output.cc (Output_section::Output_section): Initialize
10560 section_offsets_need_adjustments_.
10561 (Output_section::add_input_section_for_script): Renamed to
10562 Output_section::add_simple_input_section.
10563 (Output_section::save_states): Add a comment.
10564 (Output_section::discard_states): New method defintion.
10565 (Output_section::adjust_section_offsets): Same.
10566 * output.h (Output_section::add_input_section_for_script): Renamed to
10567 Output_section::add_simple_input_section.
10568 (Output_section::discard_states): New method declaration.
10569 (Output_section::adjust_section_offsets): Same.
10570 (Output_section::section_offsets_need_adjustment,
10571 Output_section::set_section_offsets_need_adjustment): New method
10573 (Output_section::section_offsets_need_adjustment_): New data member.
10574 * script-sections.cc
10575 (Output_section_element_input::set_section_address): Adjust code for
10576 renaming of Output_section::add_input_section_for_script.
10577 (Orphan_output_section::set_section_address): Same.
10579 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10581 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
10582 Fix_v4bx enum values .
10583 * gold/options.h (General_options): New option definitions.
10584 (General_options::fix_v4bx): New method.
10585 (General_options::Fix_v4bx): New enum.
10586 * gold/options.cc (General_options::parse_fix_v4bx): New method.
10587 (General_options::parse_fix_v4bx_interworking): New method.
10589 2010-01-22 Doug Kwan <dougkwan@google.com>
10591 * arm.cc (Arm_exidx_fixup): New class.
10593 2010-01-21 Doug Kwan <dougkwan@google.com>
10595 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
10597 (Arm_exidx_section_offset_map): New type.
10599 2010-01-21 Doug Kwan <dougkwan@google.com>
10601 * arm.cc (Arm_exidx_input_section): New class.
10602 (Arm_relobj::exidx_input_section_by_link,
10603 Arm_relobj::exidx_input_section_by_shndx,
10604 Arm_relobj::make_exidx_input_section): New methods.
10605 (read_arm_attributes_section): Remove.
10606 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
10607 information about them.
10608 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
10611 2010-01-20 Doug Kwan <dougkwan@google.com>
10613 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
10614 Input_section_specifier to Section_id.
10615 (Target_arm::new_arm_input_section: Adjust code for change of key
10617 (Target_arm::find_arm_input_section): Ditto.
10618 * gc.h (object.h): Include for Section_id nand Section_id_hash.
10619 (Section_id): Remove.
10620 (Garbage_collection::Section_id_hash): Remove.
10621 * icf.h (object.h): Include for Section_id nand Section_id_hash.
10622 (Section_id): Remove.
10623 (Icf::Section_id_hash): Remove.
10624 * object.h (Section_id, Const_section_id, Section_id_hash,
10625 Const_section_id_hash): New type definitions.
10626 * output.cc (Output_section::add_relaxed_input_section): Change to
10627 use Const_section_id instead of Input_section_specifier as key type.
10628 (Output_section::add_merge_input_section): Ditto.
10629 (Output_section::build_relaxation_map): Change to use Section_id
10630 instead of Input_section_specifier as key type.
10631 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
10633 (Output_section::convert_input_sections_to_relaxed_sections): Change
10634 to use Const_section_id instead of Input_section_specifier as key type.
10635 (Output_section::find_merge_section): Ditto.
10636 (Output_section::find_relaxed_input_section): Ditto.
10637 * output.h (Input_section_specifier): Remove class.
10638 (Output_section::Output_section_data_by_input_section_map): Change
10639 key type to Const_section_id.
10640 (Output_section::Output_relaxed_input_section_by_input_section_map):
10642 (Output_section::Relaxation_map): Change key type to Section_id.
10644 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10646 * gold/arm.cc: Added support for R_ARM_V4BX relocation
10647 (class Arm_v4bx_stub): New class.
10648 (DEF_STUBS): Updated definition to support v4_veneer_bx.
10649 (Stub_factory::make_arm_v4bx_stub): New method.
10650 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
10651 (Stub_table::empty): Handle v4bx stubs.
10652 (Stub_table::add_arm_v4bx_stub): New method.
10653 (Stub_table::find_arm_v4bx_stub): New method.
10654 (Arm_relocate_functions::v4bx): New method.
10655 (Target_arm::fix_v4bx): New method.
10656 (Target_arm::Target_arm): Handle R_ARM_V4BX.
10657 (Stub_table::relocate_stubs): Likewise.
10658 (Stub_table::do_write): Likewise.
10659 (Stub_table::update_data_size_and_addralign): Likewise.
10660 (Stub_table::finalize_stubs): Likewise.
10661 (Target_arm::Scan::local): Likewise.
10662 (Target_arm::Scan::global): Likewise.
10663 (Target_arm::do_finalize_sections): Likewise.
10664 (Target_arm::Relocate::relocate): Likewise.
10665 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10667 (Target_arm::scan_reloc_for_stub): Likewise.
10668 (Target_arm::scan_reloc_section_for_stubs): Likewise.
10670 2010-01-19 Ian Lance Taylor <iant@google.com>
10672 * output.cc (Output_section_headers::do_sized_write): Write large
10673 segment count to sh_info field.
10674 (Output_file_header::do_sized_write): For large segment count,
10675 write PN_XNUM to e_phnum field.
10677 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10679 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
10680 (Arm_relocate_functions::thm_jump8): New function.
10681 (Arm_relocate_functions::thm_jump11): New function.
10682 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
10684 (Target_arm::Scan::global): Likewise.
10685 (Target_arm::Relocate::relocate): Likewise.
10686 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10689 2010-01-14 Doug Kwan <dougkwan@google.com>
10691 * arm.cc (map, utility): Include headers.
10692 (Target_arm::apply_cortex_a8_workaround): New method.
10693 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
10694 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
10695 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
10696 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
10697 the --[no-]fix-cortex-a8 command line options.
10698 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
10699 (Target_arm::relocate_stub): Use addend in instruction template.
10700 * options.h (DEFINE_bool): Set the user-set flag.
10701 (General_options): Add --[no-]-fix-cortex options.
10702 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
10703 : Update fast look-up map after conversion.
10705 2010-01-14 Sriraman Tallam <tmsriram@google.com>
10707 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
10708 in the first pass of do_layout.
10710 2010-01-13 Doug Kwan <dougkwan@google.com>
10712 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
10713 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
10714 apparent compiler problem of not folding static constant integral
10715 data members of elfcpp::Elf_sizes<32>.
10717 2010-01-13 Doug Kwan <dougkwan@google.com>
10719 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
10720 Arm_relobj::section_needs_cortex_a8_stub_scanning,
10721 Arm_relobj::scan_section_for_cortex_a8_erratum,
10722 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
10723 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
10724 sections to scan for relocation stubs into a new method
10725 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
10726 relocation and Cortex-A8 stub scanning.
10727 (Target_arm::do_relax): Force stubs to be after stubbed sections
10728 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
10729 the beginning of a new relaxation pass. Update a comment.
10730 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
10732 2010-01-12 Ian Lance Taylor <iant@google.com>
10734 * target-reloc.h (visibility_error): New inline function.
10735 (relocate_section): Call visibility_error.
10736 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
10737 (MOSTLYCLEANFILES): Likewise.
10738 (protected_4_pic.o, protected_3.err): New targets.
10739 * testsuite/protected_4.cc: New file.
10741 2010-01-12 Doug Kwan <dougkwan@google.com>
10743 * arm.cc (Cortex_a8_reloc): New class.
10744 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
10745 and cortex_a8_relocs_info_.
10746 (Target_arm::fix_cortex_a8): New method definition.
10747 (Target_arm::Cortex_a8_relocs_info): New type.
10748 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
10749 New data member declarations.
10750 (Target_arm::scan_reloc_for_stub): Record information about
10751 relocations for THUMB branches that might be exempted from the
10752 Cortex-A8 workaround.
10753 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
10754 at the beginning of a relaxation pass.
10756 2010-01-12 Doug Kwan <dougkwan@google.com>
10758 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
10759 (Arm_relobj::Mapping_symbol_position,
10760 Arm_reloj::Mapping_symbol_position_less,
10761 Arm_relobj::Mapping_symbols_info): New types.
10762 (Target_arm::is_mapping_symbol_name): New method definition.
10763 (Arm_relobj::do_count_local_symbols): Save information about mapping
10766 2010-01-11 Doug Kwan <dougkwan@google.com>
10768 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
10769 Arm_relocate_functions::thumb32_branch_upper,
10770 Arm_relocate_functions::thumb32_branch_lower,
10771 Arm_relocate_functions::thumb32_cond_branch_offset,
10772 Arm_relocate_functions::thumb32_cond_branch_upper,
10773 Arm_relocate_functions::thumb32_cond_branch_lower,
10774 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
10775 branch offset encoding.
10776 (Arm_relocate_functions::thumb_branch_common): Use new branch
10777 offset encoding methods to avoid code duplication.
10778 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
10779 (Stub_addend_reader::operator()): Use new branch encoding method
10780 to avoid code duplication.
10782 2010-01-11 Doug Kwan <dougkwan@google.com>
10784 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
10785 (Target_arm::do_finalize_sections): Define special EXIDX section
10786 symbols only if referenced.
10787 * gc.h (Garbage_collection::add_reference): New method.
10788 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
10791 2010-01-11 Ian Lance Taylor <iant@google.com>
10793 * script.cc (Version_script_info::build_expression_list_lookup):
10794 Change complaing about duplicate wildcard match from error to
10797 * script.cc (class Lazy_demangler): Recreate--revert part of patch
10799 (Version_script_info::Version_script_info): Initialize globs_,
10800 default_version_, default_is_global_, and exact_. Don't
10801 initialize globals_ or locals_.
10802 (Version_script_info::build_lookup_tables): Build local symbols
10804 (Version_script_info::unquote): New function.
10805 (Version_script_info::add_exact_match): New function.
10806 (Version_script_info::build_expression_list_lookup): Remove lookup
10807 parameter. Add is_global parameter. Change all callers. Handle
10808 wildcard pattern specially. Unquote pattern. Call
10810 (Version_script_info::get_name_to_match): New function.
10811 (Version_script_info::get_symbol_version): New function.
10812 (Version_script_info::get_symbol_version_helper): Remove.
10813 (Version_script_info::check_unmatched_names): Call unquote.
10814 * script.h (class Version_script_info): Change get_symbol_version
10815 to be non-inline and add is_global parameter; change all callers.
10816 Rewrite symbol_is_local. Update declarations. Define struct
10817 Version_tree_match, Exact, Globs. Don't define struct Lookup.
10818 Remove globals_ and locals_ members. Add exact_, globs_,
10819 default_version_, is_global_.
10820 (Version_script_info::Glob): Remove pattern, add expression and
10821 is_global. Update constructor. Change all callers.
10822 * dynobj.cc (Versions::finalize): Mark the version symbol as the
10824 (Versions::symbol_section_contents): If a symbol is undefined, or
10825 defined in a dynamic object, set the version index to
10827 * symtab.cc (Symbol_table::add_from_relobj): Don't call
10829 (Symbol_table::add_from_pluginobj): Likewise.
10830 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
10832 2010-01-11 Doug Kwan <dougkwan@google.com>
10834 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
10835 (incremental_dump_LDADD): Add linking option for libintl.
10836 * Makefile.in: Regenerate.
10838 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
10841 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
10843 * testsuite/Makefile.in: Regenerated.
10845 2010-01-10 Doug Kwan <dougkwan@google.com>
10847 * options.h (DEFINE_var): Use parentheses around argument varname__
10848 in macro body to avoid any unintended subsequent substitutions.
10850 2010-01-10 Ian Lance Taylor <iant@google.com>
10852 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
10853 candidates before doing symbol resolution.
10855 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
10856 ODR candidates if only one is weak.
10858 2010-01-08 Ian Lance Taylor <iant@google.com>
10860 * script.cc (Version_script_info::build_expression_list_lookup):
10861 Don't warn about ambiguous version, just record the ambiguity.
10862 (Version_script_info::get_symbol_version_helper): Give error if
10863 version is ambiguous.
10865 2010-01-08 Doug Kwan <dougkwan@google.com>
10867 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
10868 prev_data_size_ and prev_addralign_. Remove initializer for
10869 deleted data member has_been_changed_.
10870 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
10871 to determine if the table is empty.
10872 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
10874 (Stub_table::add_reloc_stub): Define method in class definition
10875 instead of just declaring it there.
10876 (Stub_table::add_cortex_a8_stub): New method definition.
10877 (Stub_table::update_data_size_and_addralign): Ditto.
10878 (Stub_table::finalize_stubs): Ditto.
10879 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
10880 (Stub_table::do_addralign_): Return address alignment in the
10881 (Stub_table::do_reset_address_and_file_offset): Define method in
10882 class definition instead of declaring it there. Set current data
10883 size to be the data size of the previous pass.
10884 (Stub_table::set_final_data_size): Use current data size as the
10886 (Stub_table::relocate_stub): Change parameter type of stub from
10887 Reloc_stub pointer to Stub pointer.
10888 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
10889 (Stub_table::Cortex_a8_stub_list): New typedef.
10890 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
10891 Stub_table::prev_addralign_): New data member.
10892 (Arm_relobj::Arm_relobj): Initialize data member
10893 section_has_cortex_a8_workaround_.
10894 (Arm_relobj::section_has_cortex_a8_workaround,
10895 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
10897 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
10899 (Target_arm::relocate_stub): Change parameter type of stub from
10900 Reloc_stub pointer to Stub pointer.
10901 (Insn_template::size, Insn_template::alignment): Handle
10902 THUMB16_SPECIAL_TYPE.
10903 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
10904 Stub_table::update_data_size_and_addralign,
10905 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
10907 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
10908 (Stub_table::do_write): Ditto.
10909 (Target_arm::do_relax): Adjust code for changes in Stub_table.
10911 2010-01-08 Ian Lance Taylor <iant@google.com>
10914 * symtab.h (class Symbol): Remove fields is_target_special_ and
10915 has_plt_offset_. Add field is_defined_in_discarded_section_.
10916 (Symbol::is_defined_in_discarded_section): New function.
10917 (Symbol::set_is_defined_in_discarded_section): New function.
10918 (Symbol::has_plt_offset): Rewrite.
10919 (Symbol::set_plt_offset): Verify that new offset is not -1U.
10920 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
10921 Don't initialize is_target_special_ or has_plt_offset_.
10922 Initialize is_defined_in_discarded_section_.
10923 (Symbol_table::add_from_relobj): If appropriate, set
10924 is_defined_in_discarded_section.
10925 * resolve.cc (Symbol::override_base_with_special): Don't test
10926 is_target_special_. Change has_plt_offset_ to has_plt_offset().
10927 * target-reloc.h (relocate_section): Do special handling for
10928 symbols defined in discarded sections for global symbols as well
10931 2010-01-08 Ian Lance Taylor <iant@google.com>
10933 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
10934 the SHT_SYMTAB case.
10936 2010-01-08 Ian Lance Taylor <iant@google.com>
10938 * object.cc (Sized_relobj::do_layout): Don't get confused if
10939 layout_eh_frame returns NULL.
10941 2010-01-08 Ian Lance Taylor <iant@google.com>
10944 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
10945 dynamic symbol table, use the normal symbol table.
10946 (Sized_dynobj::do_read_symbols): Remove assertion about type of
10949 2010-01-08 Ian Lance Taylor <iant@google.com>
10952 * layout.cc (Layout::include_section): Remove .gnu_debuglink
10955 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
10957 * version.cc (print_version): Change to "Copyright 2010".
10959 2010-01-08 Ian Lance Taylor <iant@google.com>
10963 * i386.cc (class Target_i386): Change return type of plt_section
10965 (class Output_data_plt_i386): Add tls_desc_rel_ field.
10966 (Output_data_plt_i386::Output_data_plt_i386): Initialize
10967 tls_desc_rel_ field.
10968 (Output_data_plt_i386::rel_tls_desc): New function.
10969 (Target_i386::rel_tls_desc_section): New function.
10970 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
10971 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
10972 R_386_TLS_DESC reloc in rel_tls_desc_section.
10973 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
10974 Define struct Tlsdesc_info.
10975 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
10976 (Target_x86_64::do_reloc_symbol_index): New function.
10977 (Target_x86_64::add_tlsdesc_info): New function.
10978 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
10979 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
10980 tlsdesc_rel_ field.
10981 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
10983 (Output_data_plt_x86_64::rela_tlsdesc): New function.
10984 (Target_x86_64::rela_tlsdesc_section): New function.
10985 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
10987 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
10988 (Target_x86_64::do_reloc_addend): New function.
10989 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
10990 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
10991 declarations. Define TARGET_CODE. Add arg field to u1_ union.
10992 (Output_reloc::type): New function.
10993 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
10994 (Output_reloc::is_target_specific): New function.
10995 (Output_reloc::target_arg): New function.
10996 (class Output_reloc) [SHT_RELA]: Add four new constructors for
10997 absolute relocs and target specific relocs.
10998 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
10999 add_target_specific.
11000 (class Output_data_reloc) [SHT_RELA]: Likewise.
11001 * output.cc (Output_reloc::Output_reloc): Add four new versions
11002 for absolute relocs and target specific relocs.
11003 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
11004 (Output_reloc::get_symbol_index): Likewise.
11005 (Output_reloc::local_section_offset): Check that local_sym_index_
11006 is not TARGET_CODE or 0.
11007 (Output_reloc::symbol_value): Likewise.
11008 (Output_reloc::write) [SHT_RELA]: Call target for target specific
11010 * target.h (class Target): Add reloc_symbol_index and reloc_addend
11011 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
11013 * layout.cc (add_target_dynamic_tags): Use output section for
11014 DT_PLTRELSZ and DT_JMPREL.
11016 2010-01-07 Ian Lance Taylor <iant@google.com>
11019 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
11021 (class Output_data_reloc_generic): Define.
11022 (class Output_data_reloc_base): Change base class to
11023 Output_data_reloc_generic. Change add() method to call
11024 bump_relative_reloc_count for a relative reloc. Remove
11025 sort_relocs_ field.
11026 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
11028 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
11029 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
11031 * layout.h (class Layout): Update declaration.
11033 2010-01-07 Ian Lance Taylor <iant@google.com>
11035 * output.h (class Output_data): Add const version of
11036 output_section and do_output_section.
11037 (class Output_section_data): Add const version of
11039 (class Output_section): Likewise.
11040 * layout.cc (Layout::add_target_dynamic_tags): New function.
11041 * layout.h (class Layout): Update declarations.
11042 * arm.cc (Target_arm::do_finalize_sections): Use
11043 add_target_dynamic_tags.
11044 * i386.cc (Target_i386::do_finalize_sections): Likewise.
11045 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
11046 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
11047 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
11049 2010-01-07 Ian Lance Taylor <iant@google.com>
11052 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
11055 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
11056 Ian Lance Taylor <iant@google.com>
11059 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
11060 Xindex::read_symtab_xindex.
11062 2010-01-07 Doug Kwan <dougkwan@google.com>
11064 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
11065 (Insn_template::thumb16_bcond_insn): New method declaration.
11066 (Insn_template): Fix spelling.
11067 (Stub::thumb16_special): New method declaration.
11068 (Stub::do_write): Define virtual method which was previously pure
11070 (Stub::do_thumb16_special): New method declaration.
11071 (Stub::do_fixed_endian_write): New template member.
11072 (Reloc_stub::do_write): Remove.
11073 (Reloc_stub::do_fixed_endian_write): Remove.
11074 (Cortex_a8_stub): New class definition.
11075 (Stub_factory::make_cortex_a8_stub): New method definition.
11076 (Stub_factory::Stub_factory): Add missing static storage class
11077 qualifier for elf32_arm_stub_a8_veneer_blx.
11079 2010-01-07 Ian Lance Taylor <iant@google.com>
11082 * options.h (class General_options): Add --warn-unresolved-symbols
11083 and --error-unresolved-symbols.
11084 * errors.cc (Errors::undefined_symbol): Implement
11085 --warn-unresolved-symbols.
11087 * options.h (class General_options): Add -z text and -z textoff.
11088 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
11090 2010-01-06 Sriraman Tallam <tmsriram@google.com>
11092 * gc.h (Garbage_collection::Cident_section_map): New typedef.
11093 (Garbage_collection::cident_sections): New function.
11094 (Garbage_collection::add_cident_section): New function.
11095 (Garbage_collection::cident_sections_): New member.
11096 (gc_process_relocs): Add references to sections whose names are C
11098 * gold.h (cident_section_start_prefix): New constant.
11099 (cident_section_stop_prefix): New constant.
11100 (is_cident): New function.
11101 * layout.cc (Layout::define_section_symbols): Replace string constants
11102 with the newly defined constants.
11103 * object.cc (Sized_relobj::do_layout): Track sections whose names are
11105 * testsuite/Makefile.am: Add gc_orphan_section_test.
11106 * testsuite/Makefile.in: Regenerate.
11107 * testsuite/gc_orphan_section_test.cc: New file.
11108 * testsuite/gc_orphan_section_test.sh: New file.
11110 2010-01-06 Ian Lance Taylor <iant@google.com>
11113 * options.h (class General_options): Add --warn-shared-textrel.
11114 * layout.cc (Layout::finish_dynamic_section): Implement
11115 --warn-shared-textrel.
11118 * options.h (class General_options): Add --warn-multiple-gp.
11120 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11122 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
11123 $(THREADSLIB) and $(LIBDL).
11124 * Makefile.in: Rebuild.
11126 2010-01-06 Ian Lance Taylor <iant@google.com>
11129 * options.cc (General_options::parse_section_start): New function.
11130 (General_options::section_start): New function.
11131 (General_options::General_options): Initialize all members.
11132 * options.h: Include <map>
11133 (class General_options): Add --section-start. Add section_starts_
11135 * layout.cc (Layout::attach_allocated_section_to_segment): If
11136 --section-start was used, set the address of the segment. Remove
11137 local sort_sections.
11138 (Layout::relaxation_loop_body): If the address of the load segment
11139 has been set by --section-start, don't use it.
11140 * output.h (Output_segment::update_flags_for_output_section): New
11142 * output.cc (Output_segment::add_output_section): Call
11143 update_flags_for_output_section.
11145 2010-01-05 Ian Lance Taylor <iant@google.com>
11148 * options.h (class General_options): Add --undefined-version.
11149 * script.cc (struct Version_expression): Add was_matched_by_symbol
11151 (Version_script_info::matched_symbol): New function.
11152 (Version_script_info::get_symbol_version_helper): Call
11154 (Version_script_info::check_unmatched_names): New function.
11155 * script.h (class Version_script_info): Update declarations.
11156 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
11158 * options.h (class General_options): Use DEFINE_bool_alias for
11159 allow_multiple_definition.
11160 * resolve.cc (Symbol_table::should_override): Don't test
11161 allow_multiple_definition.
11164 * options.h (class General_options): Add --cref.
11165 * main.cc (main): Print cref table if --cref. Don't close mapfile
11166 until after printing cref table.
11167 * cref.cc: Include "symtab.h".
11168 (class Cref_inputs): Define Cref_table_compare and Cref_table.
11169 (Cref_table_compare::operator()): New function.
11170 (Cref_inputs::gather_cref): New function.
11171 (filecol): New static const.
11172 (Cref_inputs::print_cref): New function.
11173 (Cref::print_cref): New function.
11174 * cref.h: Include <cstdio>.
11175 (class Cref): Update declarations.
11176 * mapfile.h (Mapfile::file): New function.
11177 * object.h (class Object): Define Symbols. Declare virtual
11178 do_get_global_symbols.
11179 (Object::get_global_symbols): New function.
11180 * object.cc (Input_objects::add_object): Pass object to cref_ if
11182 (Input_objects::archive_start): Likewise.
11183 (Input_objects::archive_stop): Likewise.
11184 (Input_objects::print_cref): New function.
11185 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
11186 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
11188 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
11190 * plugin.h (class Sized_pluginobj): Update declarations.
11192 2010-01-05 Ian Lance Taylor <iant@google.com>
11194 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
11195 to is_default_version. Rename insdef to insdefault.
11196 (Symbol_table::add_from_relobj): Rename def to is_default_version
11197 and local to is_forced_local.
11198 (Symbol_table::add_from_pluginobj): Likewise.
11199 (Symbol_table::add_from_dynobj): Likewise.
11200 (Symbol_table::define_special_symbol): Rename insdef to
11203 2010-01-04 Ian Lance Taylor <iant@google.com>
11206 * options.h (class General_options): Add
11207 --allow-multiple-definition and -z muldefs.
11208 * resolve.cc (Symbol_table::should_override): Don't warn about a
11209 multiple symbol definition if --allow-multiple-definition or -z
11213 * options.h (class General_options): Add --add-needed and
11214 --copy-dt-needed-entries. Tweak --as-needed help entry.
11215 * object.cc (Input_objects::check_dynamic_dependencies): Give an
11216 error if --copy-dt-needed-entries aka --add-needed is used and
11217 would cause a change in behaviour.
11220 * options.h (class General_options): Add -G as a short version of
11221 --shared. Add no-op options -assert, -g, and -i.
11223 2010-01-04 Sriraman Tallam <tmsriram@google.com>
11225 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
11226 check for .text or .gnu.linkonce.t sections.
11227 * icf.cc (Icf::find_identical_sections): Ditto.
11228 Change the detection for mangled function name within the section
11230 * icf.h (is_section_foldable_candidate): New function.
11232 2009-12-30 Ian Lance Taylor <iant@google.com>
11235 * options.h (class General_options): Permit two dashes with
11236 --retain-symbols-file.
11238 2009-12-30 Ian Lance Taylor <iant@google.com>
11241 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
11242 don't put the file header and segment headers in the text
11246 * common.cc (Sort_commons::operator()): Stabilize sort when both
11248 (Symbol_table::do_allocate_commons_list): When allocating common
11249 symbols, skip a symbol which is no longer common.
11250 * symtab.h (Symbol::is_common): Test whether the symbol comes from
11251 an object before checking its type.
11252 * testsuite/common_test_2.c: New file.
11253 * testsuite/common_test_3.c: New file.
11254 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
11255 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
11256 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
11257 (common_test_2_pic.o, common_test_2.so): New targets.
11258 (common_test_3_pic.o, common_test_3.so): New targets.
11259 * testsuite/Makefile.in: Rebuild.
11262 * script.cc (read_input_script): If we see a new SECTIONS clause,
11263 and we have added an input section, give an error.
11264 * layout.h (class Layout): Add have_added_input_section function.
11265 Add have_added_input_section_ field.
11266 * layout.cc (Layout::Layout): Initialize
11267 have_added_input_section_.
11268 (Layout::layout): Set have_added_input_section_.
11269 (Layout::layout_eh_frame): Likewise.
11271 2009-12-30 Ian Lance Taylor <iant@google.com>
11274 * options.h (class General_options): Add --sort-common option.
11275 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
11276 * common.cc (Sort_common): Add sort_order parameter to
11277 constructor. Add sort_order_ field.
11278 (Sort_commons::operator): Check sort_order_.
11279 (Symbol_table::allocate_commons): Determine the sort order.
11280 (Symbol_table::do_allocate_commons): Add sort_order parameter.
11281 Change all callers.
11282 (Symbol_table::do_allocate_commons_list): Likewise.
11284 2009-12-30 Ian Lance Taylor <iant@google.com>
11287 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
11288 symbols from this object, don't change the visibility of an
11290 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
11292 2009-12-30 Ian Lance Taylor <iant@google.com>
11295 * script.h (class Version_script_info): Define Language enum.
11296 Update declarations. Define Glob, Exact, and Lookup types. Add
11297 new fields globals_, locals_, and is_finalized_.
11298 * script.cc: Various formatting fixes.
11299 (class Parser_closure): Change language_stack_ from a vector of
11300 std::string to one of Version_script_info::Language. Adjust all
11302 (class Lazy_demangler): Remove.
11303 (struct Version_expression): Change language from std::string to
11304 Version_script_info::Language.
11305 (Version_script_info::Version_script_info): New function.
11306 (Version_script_info::~Version_script_info): Don't call clear.
11307 (Version_script_info::finalize): New function.
11308 (Version_script_info::build_lookup_tables): New function.
11309 (Version_script_info::build_expression_list_lookup): New
11311 (Version_script_info::get_symbol_version_helper): Rewrite to use
11313 (Version_script_info::print_expression_list): Adjust to use
11314 Version_script_info::Language.
11315 (script_push_lex_into_version_mode): Check that the version script
11316 has not been finalized.
11317 (version_script_push_lang): Change language string to
11318 Version_script_info::Language.
11319 * options.cc (Command_line::version_script): New function.
11320 * options.h (class General_options): Add finalize_dynamic_list
11321 function. Change version_script from declaration to definition.
11322 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
11323 * testsuite/version_script.map: Remove duplicate def of foo.
11324 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
11325 version_script.map.
11326 * testsuite/Makefile.in: Rebuild.
11328 2009-12-30 Ian Lance Taylor <iant@google.com>
11331 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
11332 if the input symbol index is 0, make the output symbol index 0.
11334 2009-12-30 Ian Lance Taylor <iant@google.com>
11337 * options.h (class General_options): Add -x/--discard-all.
11338 * object.cc (Sized_relobj::do_count_local_symbols): Handle
11339 --discard-all. If the local symbol needs a dynamic entry, check
11340 that before handling --discard-locals.
11342 2009-12-30 Ian Lance Taylor <iant@google.com>
11345 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
11347 (Output_segment::add_output_section): Don't change the flags if
11348 the type is PT_TLS.
11351 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
11352 GNU hash table if they need a dynamic value. Otherwise, don't add
11353 them if they are defined in a dynamic object or are forced local.
11355 2009-12-29 Ian Lance Taylor <iant@google.com>
11358 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
11359 .gnu.hash table for a 32-bit target.
11362 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
11363 regular and a dynamic object only needs a dynamic symbol table
11364 entry if it is externally visible.
11367 * i386.cc (class Target_i386): Initialize global_offset_table_ in
11368 constructor. Add global_offset_table_ field.
11369 (Target_i386::got_section): Set global_offset_table_.
11370 (Target_i386::do_finalize_sections): Set global_offset_table_
11372 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
11373 in constructor. Add global_offset_table_ field.
11374 (Target_x86_64::got_section): Set global_offset_table_.
11375 (Target_x86_64::do_finalize_sections): Set global_offset_table_
11378 * layout.cc (Layout::Layout): Initialize increase_relro_.
11379 (Layout::get_output_section): Add is_relro, is_last_relro, and
11380 is_first_non_relro parameters. Change all callers.
11381 (Layout::choose_output_section): Likewise.
11382 (Layout::add_output_section_data): Likewise.
11383 (Layout::make_output_section): Likewise.
11384 (Layout::set_segment_offsets): Clear increase_relro when using a
11386 * layout.h (class Layout): Add increase_relro method. Add
11387 increase_relro_ field. Update declarations.
11388 * output.cc (Output_section::Output_section): Initialize
11389 is_last_relro_ and is_first_non_relro_.
11390 (Output_segment::add_output_section): Group relro sections is
11391 do_sort is true. Handle is_last_relro and is_first_non_relro.
11392 (Output_segment::maximum_alignment): Remove relro handling.
11393 (Output_segment::set_section_addresses): Add increase_relro
11394 parameter. Change all callers. Add initial alignment to align
11395 relro sections on separate page. Remove old relro handling.
11396 (Output_segment::set_section_list_addresses): Remove in_relro
11397 parameter. Change all callers.
11398 (Output_segment::set_offset): Add increase parameter. Change all
11399 callers. Remove old relro handling.
11400 * output.h (class Output_section): Add new methods: is_last_relro,
11401 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
11402 Add is_last_relro_ and is_first_non_relro_ fields.
11403 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
11404 Create separate .got.plt section. Call increase_relro.
11405 * x86_64.cc (Target_x86_64::got_section): Likewise.
11406 * testsuite/relro_script_test.t: Add .got.plt.
11409 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
11410 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
11411 (Layout::finalize): Call set_dynamic_symbol_size.
11412 (Layout::set_dynamic_symbol_size): New function.
11413 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
11414 set_dynamic_symbol_size.
11417 * output.h (class Output_section): Add is_entsize_zero_ field.
11418 * output.cc (Output_section::Output_section): Initialize
11420 (Output_section::set_entsize): If two different entsizes are
11421 requested, force it to zero.
11422 (Output_section::add_input_section): Set flags for .debug_str
11423 before updating section flags. Set entsize.
11424 (Output_section::update_flags_for_input_section): Set SHF_MERGE
11425 and SHF_STRING if all input sections have those flags.
11427 2009-12-29 Rafael Espindola <espindola@google.com>
11429 * main.cc (main): Fix the sys time reporting.
11430 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
11433 2009-12-29 Sriraman Tallam <tmsriram@google.com>
11435 * options.cc (General_options::parse_version): Allow -v to exit
11436 without an error if there is nothing to link.
11438 2009-12-29 Ian Lance Taylor <iant@google.com>
11440 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
11441 using a version of gcc before 4.1.
11442 * configure: Rebuild.
11444 2009-12-28 Chris Demetriou <cgd@google.com>
11446 * attributes.cc (Output_attributes_section_data::do_write): Use
11447 std::vector::front rather than std::vector::data.
11449 2009-12-28 Ian Lance Taylor <iant@google.com>
11451 * symtab.h (class Symbol_table): Add enum Defined.
11452 * resolve.cc (Symbol_table::should_override): Add defined
11453 parameter. Change all callers. Test whether object is NULL
11454 before calling a method on it.
11455 (Symbol_table::report_resolve_problem): Add defined parameter.
11456 Change all callers.
11457 (Symbol_table::should_override_with_special): Likewise.
11458 * symtab.cc (Symbol_table::define_in_output_data): Add defined
11459 parameter. Change all callers.
11460 (Symbol_table::do_define_in_output_data): Likewise.
11461 (Symbol_table::define_in_output_segment): Likewise.
11462 (Symbol_table::do_define_in_output_segment): Likewise.
11463 (Symbol_table::define_as_constant): Likewise.
11464 (Symbol_table::do_define_as_constant): Likewise.
11465 * script.h (class Symbol_assignment): Add is_defsym parameter to
11466 constructor; change all callers.
11467 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
11468 parameter. Change all callers. Add is_defsym_ field.
11469 (class Parser_closure): Add parsing_defsym parameter to
11470 constructor; change all callers. Add parsing_defsym accessor
11471 function. Add parsing_defsym_ field.
11473 2009-12-28 Ian Lance Taylor <iant@google.com>
11475 * gold.cc (queue_middle_tasks): Fix formatting.
11476 * object.cc (Relobj::is_section_name_included): Likewise.
11478 2009-12-23 Ian Lance Taylor <iant@google.com>
11480 * i386.cc (Target_i386::do_calls_non_split): Recognize
11481 -fsplit-stack prologue for a function with a static chain.
11482 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
11483 -fsplit-stack prologue when using %r11.
11485 2009-12-21 Sriraman Tallam <tmsriram@google.com>
11487 * options.cc (General_options::parse_version): Make -v continue and do
11488 the link like GNU ld does.
11490 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
11492 * Makefile.am (CCFILES): Add timer.cc.
11493 (HFILES): Add timer.h.
11494 * configure.ac: Check for sysconf and times.
11495 * main.cc: include timer.h.
11496 (main): Use Timer instead of get_run_time.
11499 * workqueue.cc: include timer.h.
11500 (Workqueue::find_and_run_task):
11501 Report user, sys and wall time.
11502 * Makefile.in: Regenerate.
11503 * config.in: Regenerate.
11504 * configure: Regenerate.
11506 2009-12-16 Doug Kwan <dougkwan@google.com>
11508 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
11510 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
11511 relaxed input sections.
11512 * output.cc (Output_section::find_relaxed_input_section): Change
11513 return type to Output_relaxed_input_section pointer. Adjust code
11514 for new type of relaxed_input_section_map_.
11515 * output.h (Output_section::find_relaxed_input_section): Change
11516 return type to Output_relaxed_input_section pointer.
11517 (Output_section::Output_relaxed_input_section_by_input_section_map):
11519 (Output_section::relaxed_input_section_map_): Change type to
11520 Output_section::Output_relaxed_input_section_by_input_section_map.
11521 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
11524 2009-12-15 Ian Lance Taylor <iant@google.com>
11526 * layout.cc (Layout::create_shstrtab): Only write out after input
11527 sections if we are compressing debug sections.
11529 2009-12-15 Ian Lance Taylor <iant@google.com>
11531 * archive.cc (Archive::add_symbols): Only look up a symbol without
11532 a version if there is, in fact, a version.
11534 2009-12-14 Ian Lance Taylor <iant@google.com>
11536 Revert -Wshadow changes, all changes from:
11537 2009-12-11 Doug Kwan <dougkwan@google.com>
11538 2009-12-11 Nick Clifton <nickc@redhat.com>
11539 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
11541 2009-12-11 Doug Kwan <dougkwan@google.com>
11543 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
11545 * attributes.cc (Object_attribute::size): Ditto.
11546 (Attributes_section_data::size): Ditto.
11547 (Attributes_section_data::Attributes_section_data): Ditto.
11548 (Output_attributes_section_data::do_write): Ditto.
11549 * attributes.h (Object_attribute::set_type): Ditto.
11550 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
11552 2009-12-11 Nick Clifton <nickc@redhat.com>
11554 * archive.cc: Fix shadowed variable warnings.
11555 * arm.cc: Likewise.
11556 * compressed_output.cc: Likewise.
11557 * compressed_output.h: Likewise.
11558 * configure: Likewise.
11559 * dwarf_reader.cc: Likewise.
11560 * dynobj.cc: Likewise.
11561 * dynobj.h: Likewise.
11562 * ehframe.cc: Likewise.
11563 * ehframe.h: Likewise.
11564 * errors.cc: Likewise.
11565 * expression.cc: Likewise.
11566 * fileread.cc: Likewise.
11567 * fileread.h: Likewise.
11568 * freebsd.h: Likewise.
11569 * i386.cc: Likewise.
11570 * icf.cc: Likewise.
11571 * incremental.h: Likewise.
11572 * layout.cc: Likewise.
11573 * layout.h: Likewise.
11574 * mapfile.cc: Likewise.
11575 * merge.cc: Likewise.
11576 * merge.h: Likewise.
11577 * object.cc: Likewise.
11578 * object.h: Likewise.
11579 * options.h: Likewise.
11580 * output.cc: Likewise.
11581 * output.h: Likewise.
11582 * parameters.cc: Likewise.
11583 * plugin.cc: Likewise.
11584 * powerpc.cc: Likewise.
11585 * reduced_debug_output.cc: Likewise.
11586 * reduced_debug_output.h: Likewise.
11587 * reloc.cc: Likewise.
11588 * reloc.h: Likewise.
11589 * resolve.cc: Likewise.
11590 * script-sections.cc: Likewise.
11591 * script.cc: Likewise.
11592 * script.h: Likewise.
11593 * sparc.cc: Likewise.
11594 * symtab.cc: Likewise.
11595 * symtab.h: Likewise.
11596 * target-select.cc: Likewise.
11597 * target-select.h: Likewise.
11598 * token.h: Likewise.
11599 * workqueue.cc: Likewise.
11600 * workqueue.h: Likewise.
11601 * x86_64.cc: Likewise.
11603 2009-12-10 Doug Kwan <dougkwan@google.com>
11605 * arm.cc (attributes.h): New include.
11606 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
11607 (Arm_relobj::~Arm_relobj): Delete object pointed by
11608 attributes_section_data_.
11609 (Arm_relobj::attributes_section_data): New method definition.
11610 (Arm_relobj::attributes_section_data_): New data member declaration.
11611 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
11612 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
11613 attributes_section_data_.
11614 (Arm_dynobj::attributes_section_data): New method definition.
11615 (Arm_dynobj::attributes_section_data_): New data member declaration.
11616 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
11617 initialization value of may_use_blx_ to false.
11618 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
11619 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
11620 object attributes to compute results instead of hard-coding.
11621 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
11622 Target_arm::get_secondary_compatible_arch,
11623 Target_arm::set_secondary_compatible_arch
11624 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
11625 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
11626 New method declarations.
11627 (Target_arm::get_aeabi_object_attribute): New method definition.
11628 (Target_arm::attributes_section_data_): New data member declaration.
11629 (read_arm_attributes_section): New template definition.
11630 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
11631 (Arm_dynobj::do_read_symbols): Ditto.
11632 (Target_arm::do_finalize_sections): Merge attributes sections from
11633 input. Check for BLX use after attributes section merging.
11634 Fix __exidx_start and __exidx_end visibility. Create an
11635 .ARM.attributes section if necessary.
11636 (Target_arm::get_secondary_compatible_arch,
11637 Target_arm::set_secondary_compatible_arch,
11638 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
11639 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
11640 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
11641 New method definitions.
11643 2009-12-09 Ian Lance Taylor <iant@google.com>
11645 * plugin.cc (Plugin::load): Don't cast from void* to a function
11648 2009-12-09 Ian Lance Taylor <iant@google.com>
11650 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
11651 information fields.
11653 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
11655 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
11656 Replace two_file_shared_1.so with two_file_shared_2.so.
11657 * testsuite/Makefile.in: Regenerated.
11659 2009-12-08 Doug Kwan <dougkwan@google.com>
11661 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
11662 (HFILES): Add attributes.h and int_encoding.h.
11663 * Makefile.in: Regenerate.
11664 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
11665 function definitions to int_encoding.cc
11666 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
11667 prototypes to int_encoding.h
11668 * reduced_debug_output.cc (int_encoding.h): New include.
11669 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
11670 function definitions to int_encoding.cc
11671 (insert_into_vector, read_from_pointer): Move template definitions to
11673 * attributes.cc: New file.
11674 * attributes.h: New file.
11675 * int_encoding.cc: New file.
11676 * int_encoding.h: New file.
11678 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
11681 * incremental-dump.cc (dump_incremental_inputs): New.
11682 (main): Use dump_incremental_inputs.
11684 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
11687 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
11688 checking elfcpp::STT_FUNC.
11689 (Target_i386::Relocate::relocate): Likewise.
11690 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
11692 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
11693 symbols from shared libraries into normal FUNC symbols.
11695 * symtab.h (Symbol): Add is_func and use it.
11697 2009-12-05 Doug Kwan <dougkwan@google.com>
11699 * arm.cc (Target_arm::arm_info): Initialize new fields
11700 attributes_section and attributes_vendor.
11701 * i386.cc (Target_i386::i386_info): Same.
11702 * object.cc (Sized_relobj::do_layout): Skip attribute section.
11703 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
11704 fields attributes_section and attributes_vendor.
11705 * sparc.cc (Target_sparc::sparc_info): Same.
11706 * target.h (Target::attributes_section, Target::attributes_vendor,
11707 Target::is_attributes_section, Target::attribute_arg_type,
11708 Target::attributes_order): New method definitions.
11709 (Target::Target_info::attributes_section,
11710 Target::Target_info::attributes_vendor): New fields.
11711 (Target::do_attribute_arg_type, Target::do_attributes_order): New
11712 virtual method definitions.
11713 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
11714 attributes_section and attributes_vendor.
11715 * testsuite/testfile.cc (Target_test::test_target_info): Same.
11717 2009-12-05 Doug Kwan <dougkwan@google.com>
11719 * arm.cc: Update comments about interworking and stub generation.
11720 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
11721 considered as non-PIC.
11722 (Arm_relocate_functions::base_abs): Fix formatting.
11723 (Arm_relocate_functions::got_prel): Fix comment. Change interface
11724 of function to use GOT entry address instead of offset.
11725 (Target_arm::Scan::global): Issue an error if a symbol would need a
11726 PLT does not get one because it is untyped. Remove code to create
11727 dynamic symbols for relative branches.
11728 (Target_arm::Relocate::relocate: Use 0 instead of false since function
11729 takes unsigned integer instead of boolean.
11731 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
11733 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
11734 (two_file_test_LDADD): Likewise.
11735 (common_test_1_LDADD): Likewise.
11736 (exception_test_LDADD) Likewise.
11737 (weak_test_LDADD): Likewise.
11738 (many_sections_test_LDADD): Likewise.
11739 (initpri1_LDADD): Likewise.
11740 (script_test_1_LDADD): Likewise.
11741 (script_test_2_LDADD): Likewise.
11742 (justsyms_LDADD): Likewise.
11743 (binary_test_LDADD): Likewise.
11744 (large_LDADD): Likewise.
11745 * testsuite/Makefile.in: Regenerated.
11747 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
11749 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
11750 (Symbol_table::override_with_special): Likewise.
11751 (Symbol_table::add_from_object): Likewise.
11753 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
11755 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
11756 Don't set the data_offset twice.
11758 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
11760 * testsuite/Makefile.in: Regenerate.
11762 2009-12-03 Doug Kwan <dougkwan@google.com>
11764 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
11765 (Target_arm::do_finalize_sections): Add parameter for symbol table
11766 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
11767 * i386.cc (Target_i386::do_finalize_sections): Add an additional
11768 parameter for symbol table pointer.
11769 * layout.cc (Layout::finalize): Call Target::finalize_sections with
11770 an additional parameter for a pointer to symbol table.
11771 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
11772 parameter for a symbol table pointer.
11773 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
11774 * target.h (Target::finalize_sections, Target::do_finalize_sections):
11776 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
11777 parameter for a symbol table pointer.
11779 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
11781 * incremental.cc (Incremental_inputs_header)
11782 (Incremental_inputs_header_write, Incremental_inputs_entry)
11783 (Incremental_inputs_entry_write): Move ...
11784 * incremental.h (Incremental_inputs_header)
11785 (Incremental_inputs_header_write, Incremental_inputs_entry)
11786 (Incremental_inputs_entry_write): here.
11788 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11790 * incremental.cc (make_sized_incremental_binary): Set the target.
11791 Error if it is incompatible.
11792 * output.h (Output_file): Add filename method.
11794 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11796 * incremental.cc (Incremental_inputs_entry): Remove unused argument
11797 from the get_* methods.
11799 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11801 * incremental-dump.cc (main): Check that the offeset of a script is 0.
11802 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
11803 Write 0 for the data_offset of scripts.
11805 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
11807 * testsuite/Makefile.am: Add the incremental_test.sh test.
11808 * testsuite/incremental_test.sh: New.
11809 * testsuite/incremental_test_1.c: New.
11810 * testsuite/incremental_test_2.c: New.
11812 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
11814 * incremental-dump.cc (main): Fix typos.
11816 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
11819 * incremental-dump.cc (main): Use llu to print 64 bit values.
11821 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
11822 H.J. Lu <hongjiu.lu@intel.com>
11824 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
11826 (incremental_dump_LDADD): Likewise.
11827 * Makefile.in: Regenerated.
11829 2009-11-25 Doug Kwan <dougkwan@google.com>
11833 2009-11-25 Doug Kwan <dougkwan@google.com>
11835 * arm.cc (Target_arm::Target_arm): Move method definition
11836 outside of class definition. Add code to handle
11837 --target1-rel, --target1-abs and --target2= options.
11838 (Target_arm::get_reloc_reloc_type): Change method to be
11839 non-static and const.
11840 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
11841 New data member declaration.
11842 (Target_arm::Scan::local, Target_arm::Scan::global,
11843 Target_arm::Relocate::relocate,
11844 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
11845 Adjust call to Target_arm::get_real_reloc_type.
11846 (Target_arm::get_real_reloc_type): Use command line options
11847 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
11848 * options.h (--target1-rel, --target1-abs, --target2): New
11851 2009-11-25 Doug Kwan <dougkwan@google.com>
11853 * arm.cc (Target_arm::Target_arm): Move method definition outside of
11854 class definition. Add code to handle --target1-rel, --target1-abs
11855 and --target2= options.
11856 (Target_arm::get_reloc_reloc_type): Change method to be non-static
11858 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
11859 member declaration.
11860 (Target_arm::Scan::local, Target_arm::Scan::global,
11861 Target_arm::Relocate::relocate,
11862 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
11863 call to Target_arm::get_real_reloc_type.
11864 (Target_arm::get_real_reloc_type): Use command line options to
11865 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
11866 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
11869 2009-11-25 Doug Kwan <dougkwan@google.com>
11871 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
11872 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
11873 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
11875 (Arm_relocate_functions::thm_call): Replace body with a call to
11876 Arm_relocate_functions::thumb_branch_common.
11877 (Arm_relocate_functions::thm_jump24,
11878 Arm_relocate_functions::thm_xpc22): New method definitions.
11879 (Arm_relocate_functions::thumb_branch_common): New method definition.
11880 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
11882 (Target_arm::Relocate::relocate): Adjust call to thm_call.
11883 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
11885 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11887 * Makefile.am: Build incremental-dump
11888 * Makefile.in: Regenerate.
11889 * incremental-dump.cc: New.
11890 * incremental.cc (Incremental_inputs_header_data,
11891 Incremental_inputs_entry_data): Move to incremental.h
11892 * incremental.h: (Incremental_inputs_header_data,
11893 Incremental_inputs_entry_data): Move from incremental.cc
11895 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11897 * incremental.cc (Incremental_inputs_header,
11898 Incremental_inputs_header_write, Incremental_inputs_entry,
11899 Incremental_inputs_entry_write): Add a typedef with the data type.
11901 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
11903 * incremental.cc (Incremental_inputs_header,
11904 Incremental_inputs_header_write, Incremental_inputs_entry,
11905 Incremental_inputs_entry_write): Update comment about which
11906 type has the filed descriptions.
11908 2009-11-15 Doug Kwan <dougkwan@google.com>
11910 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
11911 (Arm_relocate_functions::arm_branch_common): Change method defintion
11912 in class definition to a method declaration and update list of formal
11914 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
11915 Arm_relocation_functions::jump24): Adjust call to
11916 Arm_relocate_functions::arm_branch_common. Update list of formal
11918 (Arm_relocate_functions::xpc25): New method definition.
11919 (Arm_relocate_functions::arm_branch_common): Move method defintion
11920 out from class definition. Use stubs for mode-switching and extending
11922 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
11923 specially. Change code to enable use of stubs in ARM branches.
11925 2009-11-10 Doug Kwan <dougkwan@google.com>
11927 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
11928 in method declaration.
11929 (Target_arm::relocate_stub): New method declaration.
11930 (Target_arm::default_target): Change to return a pointer instead of
11932 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
11933 Target_arm::default_target.
11934 (Arm_Relobj::do_relocate_sections): Remove options paramater in
11936 (Target_arm::relocate_section): Adjust view.
11937 (Target_arm::relocate_stub): New method definition.
11939 2009-11-10 Doug Kwan <dougkwan@google.com>
11941 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
11943 * incremental.cc (open_incremental_binary): Initialized local
11944 variables to avoid warnings.
11945 * object.cc (make_elf_object): Ditto.
11946 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
11949 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
11952 * testsuite/plugin_test.c: Include "config.h".
11954 2009-11-09 Doug Kwan <dougkwan@google.com>
11956 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
11957 (arm_symbol_value): Remove.
11958 (Arm_relocate_functions::arm_branch_common,
11959 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
11960 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
11961 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
11962 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
11963 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
11964 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
11965 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
11966 Arm_relocate_functions::thm_mobw_abs_nc,
11967 Arm_relocate_functions::thm_mov_abs,
11968 Arm_relocate_functions::movw_prel_nc,
11969 Arm_relocate_functions::thm_movt_abs,
11970 Arm_relocate_functions::movt_prel,
11971 Arm_relocate_functions::thm_movw_prel_nc,
11972 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
11973 (Target_arm::Relocate::relocate): Only decompose address into two
11974 parts if relocation type uses the thumb-bit and pass the actual
11975 bit instead of a flag indicating that the thumb-bit is used. Adjust
11976 calls to methods in Arm_relocate_functions for this change.
11978 2009-11-08 Ian Lance Taylor <iant@google.com>
11981 * reloc.cc: Instantiate
11982 Sized_relobj::initialize_input_to_output_maps and
11983 Sized_relobj:free_input_to_output_maps.
11985 2009-11-06 Ian Lance Taylor <iant@google.com>
11988 * defstd.cc (in_segment): Set only_if_ref true for "end".
11990 2009-11-06 Doug Kwan <dougkwan@google.com>
11992 * arm.cc (class Reloc_stub): Correct a comment.
11993 (Target_arm::Target_arm): Initialize arm_input_section_map_.
11994 (Target_arm::scan_section_for_stubs): New method declaration.
11995 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
11996 Change methods from private to protected.
11997 (Target_arm::do_may_relax): New method definition.
11998 (Target_arm::do_relax, Target_arm::group_sections,
11999 Target_arm::scan_reloc_for_stub,
12000 Target_arm::scan_reloc_section_for_stubs): New method declarations.
12001 (Target_arm::arm_input_section_map_): New data member declaration.
12002 (Target_arm::scan_reloc_for_stub,
12003 Target_arm::scan_reloc_section_for_stubs,
12004 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
12005 Target_arm::do_relax): New method definitions.
12007 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
12009 * configure.ac: Check for (struct stat)::st_mtim
12010 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
12011 * config.in: Regenerate.
12012 * configure: Regenerate.
12014 2009-11-05 Ian Lance Taylor <iant@google.com>
12017 * output.cc (Output_segment::add_output_section): Add missing
12020 2009-11-04 Ian Lance Taylor <iant@google.com>
12023 * object.h (class Object): Add is_needed and set_is_needed
12024 methods. Add is_needed_ field. Make bool fields into bitfields.
12025 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
12026 defined in a dynamic object and referenced by a regular object,
12027 set is_needed for the dynamic object.
12028 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
12029 if the file is marked with as_needed and it is not needed.
12031 2009-11-04 Ian Lance Taylor <iant@google.com>
12034 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
12035 tags if data is discarded by linker script.
12036 * i386.cc (Target_i386::do_finalize_sections): Likewise.
12037 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
12038 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
12039 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
12041 2009-11-04 Ian Lance Taylor <iant@google.com>
12043 * layout.cc (Layout::get_output_section): Add is_interp and
12044 is_dynamic_linker_section parameters. Change all callers.
12045 (Layout::choose_output_section): Likewise.
12046 (Layout::make_output_section): Likewise.
12047 (Layout::add_output_section_data): Add is_dynamic_linker_section
12048 parameter. Change all callers.
12049 * layout.h (class Layout): Update declarations.
12050 * output.h (class Output_section): Add is_interp, set_is_interp,
12051 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
12052 Add is_interp_, is_dynamic_linker_section_ fields. Change
12053 generate_code_fills_at_write_ to a bitfield.
12054 * output.cc (Output_section::Output_sections): Initialize new
12056 (Output_segment::add_output_section): Add do_sort parameter.
12057 Change all callers.
12059 2009-11-03 Ian Lance Taylor <iant@google.com>
12062 * options.h (class General_options): Add --warn-common.
12063 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
12064 merging two common symbols.
12065 (Symbol_table::should_override): Handle --warn-common when merging
12066 a common symbol with a defined symbol. Use report_resolve_problem
12067 for multiple definitions.
12068 (Symbol_table::report_resolve_problem): New function.
12069 * symtab.h (class Symbol_table): Declare report_resolve_problem.
12071 2009-11-03 Doug Kwan <dougkwan@google.com>
12073 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
12075 (Target_arm::stub_factory): New method definition.
12076 (Target_arm::new_arm_input_section,
12077 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
12078 Target_arm::reloc_uses_thumb_bit): New method declarations.
12079 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
12080 New type definitions.
12081 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
12082 member declarations.
12083 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
12084 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
12085 New method definitions.
12087 2009-11-03 Ian Lance Taylor <iant@google.com>
12089 * options.h (class General_options): Add --warn_constructors.
12091 2009-11-03 Ian Lance Taylor <iant@google.com>
12094 * defstd.cc (in_section): Add entries for __rel_iplt_start,
12095 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
12097 2009-11-03 Ian Lance Taylor <iant@google.com>
12100 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
12101 --msgid-bugs-address.
12102 (install-pdf): New target.
12103 (install-data_yes): Look up one directory to find mkinstalldirs.
12105 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
12107 * po/Make-in (.po.gmo): Don't generate .gmo files in source
12110 2009-10-30 Doug Kwan <dougkwan@google.com>
12112 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
12114 2009-10-30 Doug Kwan <dougkwan@google.com>
12116 * arm.cc (Stub_addend_reader): New struct template definition
12117 and partial specializations.
12118 (Stub_addend_reader::operator()): New method definition for a
12119 partially specialized template.
12121 2009-10-30 Doug Kwan <dougkwan@google.com>
12123 * arm.cc (Arm_relobj::processor_specific_flags): New method
12125 (Arm_relobj::do_read_symbols): New method declaration.
12126 (Arm_relobj::processor_specific_flags_): New data member declaration.
12127 (Arm_dynobj): New class definition.
12128 (Target_arm::do_finalize_sections): Add input_objects parameter.
12129 (Target_arm::do_adjust_elf_header): New method declaration.
12130 (Target_arm::are_eabi_versions_compatible,
12131 (Target_arm::merge_processor_specific_flags): New method declaration.
12132 (Target_arm::do_make_elf_object): New overloaded method definitions
12134 (Arm_relobj::do_read_symbols): New method definition.
12135 (Arm_dynobj::do_read_symbols): Ditto.
12136 (Target_arm::do_finalize_sections): Add input_objects parameters.
12137 Merge processor-specific flags from all input objects.
12138 (Target_arm::are_eabi_versions_compatible,
12139 Target_arm::merge_processor_specific_flags,
12140 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
12141 New method definitions.
12142 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
12143 Input_objects pointer type parameter.
12144 * layout.cc (Layout::finalize): Pass input objects to target's.
12145 finalize_sections function.
12146 * output.cc (Output_file_header::do_sized_write): Set ELF file
12147 header's processor-specific flags.
12148 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
12149 Input_objects pointer type parameter.
12150 * sparc.cc (Target_sparc::do_finalize_sections): Same.
12151 * target.h (Input_objects): New forward class declaration.
12152 (Target::processor_specific_flags,
12153 Target::are_processor_specific_flags_sect): New method definitions.
12154 (Target::finalize_sections): Add input_objects parameter.
12155 (Target::Target): Initialize processor_specific_flags_ and
12156 are_processor_specific_flags_set_.
12157 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
12159 (Target::set_processor_specific_flags): New method definition.
12160 (Target::processor_specific_flags_,
12161 Target::are_processor_specific_flags_set_): New data member
12163 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
12164 Input_objects pointer type parameter.
12166 2009-10-30 Doug Kwan <dougkwan@google.com>
12168 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
12170 2009-10-28 Ian Lance Taylor <iant@google.com>
12172 * object.h (class Relobj): Drop options parameter from
12173 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
12174 do_scan_relocs, do_relocate. Change all callers.
12175 (class Sized_relobj): Drop options parameters from
12176 do_gc_process_relocs, do_scan_relocs, do_relocate,
12177 do_relocate_sections, relocate_sections, emit_relocs_scan,
12178 emit_relocs_scan_reltype. Change all callers.
12179 (struct Relocate_info): Remove options field and all references to
12181 * reloc.h (class Read_relocs): Remove options constructor
12182 parameter and options_ field. Change all callers.
12183 (class Gc_process_relocs, class Scan_relocs): Likewise.
12184 (class Relocate_task): Likewise.
12185 * target-reloc.h (scan_relocs): Remove options parameter. Change
12187 (scan_relocatable_relocs): Likewise.
12188 * target.h (class Sized_target): Remove options parameter from
12189 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
12191 * gc.h (gc_process_relocs): Remove options parameter. Change all
12193 * arm.cc: Update functions to remove options parameters.
12194 * i386.cc: Likewise.
12195 * powerpc.cc: Likewise.
12196 * sparc.cc: Likewise.
12197 * x86_64.cc: Likewise.
12198 * testsuite/testfile.cc: Likewise.
12200 2009-10-28 Doug Kwan <dougkwan@google.com>
12202 * arm.cc (Arm_relobj): New class definition.
12203 (Arm_relobj::scan_sections_for_stubs,
12204 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
12205 New method definitions.
12207 2009-10-28 Cary Coutant <ccoutant@google.com>
12209 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
12210 (Plugin::cleanup_done_): New member.
12211 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
12212 (Plugin_manager::cleanup_done_): Remove.
12213 (Plugin_manager::add_input_file): Edit error message.
12214 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
12215 (Plugin_manager::cleanup): Remove use of cleanup_done_.
12217 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
12219 * fileread.cc: (File_read::View::~View): Use the new
12220 data_ownership_ filed.
12221 (File_read::~File_read): Dispose the new whole_file_view_.
12222 (File_read::open): Mmap the whole file if needed.
12223 (File_read::open): Use whole_file_view_ instead of contents_.
12224 (File_read::find_view): Use whole_file_view_ if applicable.
12225 (File_read::do_read): Use whole_file_view_ instead of contents_.
12226 (File_read::make_view): Use whole_file_view_ instead of contents_,
12227 update File_read::View::View call.
12228 (File_read::find_or_make_view): Update File_read::View::View
12230 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
12232 (File_read::View::Data_ownership): New enum.
12233 (File_read::View::View): Replace bool mapped_ with Data_ownership
12235 (File_read::View::mapped_): Remove (replaced by data_ownership_).
12236 (File_read::View::data_ownership_): New field.
12237 (File_read::contents_): Remove (replaced by whole_file_view_).
12238 (File_read::whole_file_view_): New field.
12239 * options.h (class General_options): Add --keep-files-mapped.
12241 2009-10-27 Cary Coutant <ccoutant@google.com>
12243 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
12244 * testsuite/Makefile.am (plugin_test_5): New test case.
12245 * testsuite/Makefile.in: Regenerate.
12247 2009-10-25 Doug Kwan <dougkwan@google.com>
12249 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
12250 from private to protected to allow access by child class.
12251 (Sized_relobj::do_relocate_sections): New method declaration.
12252 (Sized_relobj::relocate_sections): Virtualize.
12253 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
12254 Sized_relobj::relocate_sections. Instantiate template explicitly
12255 for different target sizes and endianity.
12257 2009-10-24 Doug Kwan <dougkwan@google.com>
12259 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
12260 (Arm_input_section::as_arm_input_section): New method.
12261 (Arm_output_section): New class definition.
12262 (Arm_output_section::create_stub_group,
12263 Arm_output_section::group_sections): New method definitions.
12265 2009-10-22 Doug Kwan <dougkwan@google.com>
12267 * arm.cc (Arm_input_section): New class definition.
12268 (Arm_input_section::init, Arm_input_section:do_write,
12269 Arm_input_section::set_final_data_size,
12270 Arm_input_section::do_reset_address_and_file_offset): New method
12273 2009-10-21 Doug Kwan <dougkwan@google.com>
12275 * arm.cc (Stub_table, Arm_input_section): New forward class
12277 (Stub_table): New class defintion.
12278 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
12279 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
12280 New method definition.
12282 2009-10-21 Doug Kwan <dougkwan@google.com>
12284 * arm.cc: Update copyright comments.
12285 (Target_arm): New forward class template declaration.
12286 (Arm_address): New type.
12287 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
12288 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
12289 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
12291 (Insn_template): Same.
12292 (DEF_STUBS): New macro.
12293 (Stub_type): New enum type.
12294 (Stub_template): New class definition.
12296 (Reloc_stub): Same.
12297 (Stub_factory): Same.
12298 (Target_arm::Target_arm): Initialize may_use_blx_ and
12299 should_force_pic_veneer_.
12300 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
12301 Target_arm::should_force_pic_veneer,
12302 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
12303 Target_arm::using_thumb_only, Target_arm:;default_target): New
12305 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
12306 New data member declarations.
12307 (Insn_template::size, Insn_template::alignment): New method defintions.
12308 (Stub_template::Stub_template): New method definition.
12309 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
12310 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
12311 (Stub_factory::Stub_factory): New method definition.
12312 * gold.h (string_hash): New template.
12313 * output.h (Input_section_specifier::hash_value): Use
12315 (Input_section_specifier::string_hash): Remove.
12316 * stringpool.cc (Stringpool_template::string_hash): Use
12319 2009-10-20 Doug Kwan <dougkwan@google.com>
12321 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
12322 symbols of relaxed input sections.
12323 * output.h (Output_section::find_relaxed_input_section): Make
12326 2009-10-16 Doug Kwan <dougkwan@google.com>
12328 * dynobj.cc (Versions::Versions): Initialize version_script_.
12329 Only insert base version symbol definition for a shared object
12330 if version script defines any version versions.
12331 (Versions::define_base_version): New method definition.
12332 (Versions::add_def): Check that base version is not needed.
12333 (Versions::add_need): Define base version lazily.
12334 * dynobj.h (Versions::define_base_version): New method declaration.
12335 (Versions::needs_base_version_): New data member declaration.
12336 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
12337 (check_DATA): Add no_version_test.stdout.
12338 (libno_version_test.so, no_version_test.o no_version_test.stdout):
12340 * testsuite/Makefile.in: Regenerate.
12341 * testsuite/no_version_test.c: New file.
12342 * testsuite/no_version_test.sh: Ditto.
12344 2009-10-16 Doug Kwan <dougkwan@google.com>
12346 * expression.cc (class Segment_start_expression): New class definition.
12347 (Segment_start_expression::value): New method definition.
12348 (script_exp_function_segment_start): Return a new
12349 Segment_start_expression.
12350 * gold/script-c.h (script_saw_segment_start_expression): New function
12352 * script-sections.cc (Script_sections::Script_sections): Initialize
12353 SAW_SEGMENT_START_EXPRESSION_ to false.
12354 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
12355 and -Tbbs options to specify section addresses if given in
12356 command line and no SEGMENT_START expression is seen in a script.
12357 * script-sections.h (Script_sections::saw_segment_start_expression,
12358 Script_sections::set_saw_segment_start_expression): New method
12360 (Script_sections::saw_segment_start_expression_): New data member
12362 * script.cc (script_saw_segment_start_expression): New function.
12363 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
12364 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
12365 script_test_7.sh and script_test_8.sh.
12366 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
12367 script_test_8.stdout.
12368 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
12369 (script_test_6, script_test_6.stdout, script_test_7,
12370 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
12371 * Makefile.in: Regenerate.
12372 * testsuite/script_test_6.sh: New file.
12373 * testsuite/script_test_6.t: Same.
12374 * testsuite/script_test_7.sh: Same.
12375 * testsuite/script_test_7.t: Same.
12376 * testsuite/script_test_8.sh: Same.
12378 2009-10-16 Doug Kwan <dougkwan@google.com>
12380 * output.cc (Output_segment::set_section_list_address): Cast
12381 expressions to unsigned long long type to avoid format warnings.
12383 2009-10-15 Ian Lance Taylor <iant@google.com>
12385 * script.cc (Script_options::add_symbol_assignment): Always add a
12386 dot assignment to script_sections_.
12387 * script-sections.cc (Script_sections::add_dot_assignment):
12388 Initialize if necessary.
12390 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
12391 program headers with no load segment if there is a linker script.
12393 * layout.cc (Layout::set_segment_offsets): Align the file offset
12394 to the segment aligment for -N or -n with no load segment.
12395 * output.cc (Output_segment::add_output_section): Don't crash if
12396 the first section is a TLS section.
12397 (Output_segment::set_section_list_addresses): Print an error
12398 message if the address moves backward in a linker script.
12399 * script-sections.cc
12400 (Output_section_element_input::set_section_addresses): Don't
12401 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
12402 (Orphan_output_section::set_section_addresses): Likewise.
12404 2009-10-15 Doug Kwan <dougkwan@google.com>
12406 * layout.cc (Layout::finish_dynamic_section): Generate tags
12407 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
12408 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
12409 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
12411 2009-10-14 Ian Lance Taylor <iant@google.com>
12413 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
12415 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
12416 data_shdr fields of relinfo.
12417 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
12418 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
12419 R_386_TLS_LDO_32, adjust based on section flags.
12420 (Target_i386::Relocate::fix_up_ldo): Remove.
12422 2009-10-13 Ian Lance Taylor <iant@google.com>
12424 Add support for -pie.
12425 * options.h (class General_options): Add -pie and
12427 (General_options::output_is_position_independent): Test -pie.
12428 (General_options::output_is_executable): Return true if not shared
12429 and not relocatable.
12430 (General_options::output_is_pie): Remove.
12431 * options.cc (General_options::finalize): Reject incompatible uses
12433 * gold.cc (queue_middle_tasks): A -pie link is not static.
12434 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
12435 * symtab.cc (Symbol::final_value_is_known): Return false if
12436 output_is_position_independent.
12437 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
12438 output_is_position_independent.
12439 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
12440 output_is_position_independent.
12441 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
12442 output_is_position_independent.
12443 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
12445 (basic_pie_test.o, basic_pie_test): New targets.
12446 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
12447 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
12448 (two_file_pie_test): New target.
12449 * testsuite/Makefile.in: Rebuild.
12450 * README: Remove note saying that -pie is not supported.
12452 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
12454 * options.h (class General_options): Add -init and -fini.
12455 * layout.cc (Layout::finish_dynamic_section): Emit
12456 given init and fini functions.
12458 2009-10-13 Sriraman Tallam <tmsriram@google.com>
12460 * gc.h (gc_process_relocs): Check if icf is enabled using new
12462 * gold.cc (queue_initial_tasks): Likewise.
12463 (queue_middle_tasks): Likewise.
12464 * object.cc (do_layout): Likewise.
12465 * symtab.cc (is_section_folded): Likewise.
12466 * main.cc (main): Likewise.
12467 * reloc.cc (Read_relocs::run): Likewise.
12468 (Sized_relobj::do_scan_relocs): Likewise.
12469 * icf.cc (is_function_ctor_or_dtor): New function.
12470 (Icf::find_identical_sections): Check if function is ctor or dtor when
12471 safe icf is chosen.
12472 * options.h (General_options::icf): Change option to be an enum.
12473 (Icf_status): New enum.
12474 (icf_enabled): New method.
12475 (icf_safe_folding): New method.
12476 (set_icf_status): New method.
12477 (icf_status_): New variable.
12478 * (options.cc) (General_options::finalize): Set icf_status_.
12479 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
12480 icf_test and icf_keep_unique_test to use the --icf enum flag.
12481 * testsuite/icf_safe_test.sh: New file.
12482 * testsuite/icf_safe_test.cc: New file.
12484 2009-10-12 Sriraman Tallam <tmsriram@google.com>
12486 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
12487 includes to gc.h and icf.h.
12488 * arm.cc: Include gc.h.
12489 * gold.cc: Likewise.
12490 * i386.cc: Likewise.
12491 * powerpc.cc: Likewise.
12492 * sparc.cc: Likewise.
12493 * x86_64.cc: Likewise.
12494 * gc.h: Include icf.h.
12496 2009-10-11 Ian Lance Taylor <iant@google.com>
12498 * plugin.cc: Include "gold.h" before other header files.
12500 2009-10-10 Chris Demetriou <cgd@google.com>
12502 * options.h (Input_file_argument::Input_file_type): New enum.
12503 (Input_file_argument::is_lib_): Replace with...
12504 (Input_file_argument::type_): New member.
12505 (Input_file_argument::Input_file_argument): Take Input_file_type
12506 'type' rather than boolean 'is_lib' as second argument.
12507 (Input_file_argument::is_lib): Use type_.
12508 (Input_file_argument::is_searched_file): New function.
12509 (Input_file_argument::may_need_search): Handle is_searched_file.
12510 * options.cc (General_options::parse_library): Support -l:filename.
12511 (General_options::parse_just_symbols): Update for Input_file_argument
12513 (Command_line::process): Likewise.
12514 * archive.cc (Archive::get_file_and_offset): Likewise.
12515 * plugin.cc (Plugin_manager::release_input_file): Likewise.
12516 * script.cc (read_script_file, script_add_file): Likewise.
12517 * fileread.cc (Input_file::Input_file): Likewise.
12518 (Input_file::will_search_for): Handle is_searched_file.
12519 (Input_file::open): Likewise.
12520 * readsyms.cc (Read_symbols::get_name): Likewise.
12521 * testsuite/Makefile.am (searched_file_test): New test.
12522 * testsuite/Makefile.in: Regenerate.
12523 * testsuite/searched_file_test.cc: New file.
12524 * testsuite/searched_file_test_lib.cc: New file.
12526 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12527 Ian Lance Taylor <iant@google.com>
12529 * descriptor.cc: Include <cstdio> and "binary-io.h".
12530 (Descriptors::open): Open the files in binary mode always.
12531 * script.cc (Lex::get_token): Treat \r as whitespace.
12533 2009-10-09 Ian Lance Taylor <iant@google.com>
12535 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
12537 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12538 Ian Lance Taylor <iant@google.com>
12540 * configure.ac: Check for readv function also.
12541 * fileread.cc (readv): Define if not HAVE_READV.
12542 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
12544 * config.in: Regenerate.
12545 * configure: Regenerate.
12547 2009-10-09 Doug Kwan <dougkwan@google.com>
12549 * layout.cc (Layout::make_output_section): Call target hook to make
12550 ordinary output section.
12551 (Layout::finalize): Adjust parameter list of call the
12552 Target::may_relax().
12553 * layout.h (class Layout::section_list): New method.
12554 * merge.h (Output_merge_base::entsize): Change visibility to public.
12555 (Output_merge_base::is_string, Output_merge_base::do_is_string):
12557 (Output_merge_string::do_is_string): New method.
12558 * object.cc (Sized_relobj::do_setup): renamed from
12559 Sized_relobj::set_up.
12560 * object.h (Sized_relobj::adjust_shndx,
12561 Sized_relobj::initializ_input_to_output_maps,
12562 Sized_relobj::free_input_to_output_maps): Change visibilities to
12564 (Sized_relobj::setup): Virtualize.
12565 (Sized_relobj::do_setup): New method declaration.
12566 (Sized_relobj::invalidate_section_offset,
12567 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
12568 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
12569 * options.cc (parse_int): New function.
12570 * options.h (parse_int): New declaration.
12571 (DEFINE_int): New macro.
12572 (stub_group_size): New option.
12573 * output.cc (Output_section::Output_section): Initialize memebers
12574 merge_section_map_, merge_section_by_properties_map_,
12575 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
12576 (Output_section::add_input_section): Handled deferred code-fill
12577 generation and remove an old comment.
12578 (Output_section::add_relaxed_input_section): New method definition.
12579 (Output_section::add_merge_input_section): Use merge section by
12580 properties map to speed to search. Update merge section maps
12582 (Output_section::build_relaxation_map): New method definition.
12583 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
12585 (Output_section::relax_input_section): Renamed to
12586 Output_section::convert_input_sections_to_relaxed_sections and change
12587 interface to take a vector of pointers to relaxed sections.
12588 (Output_section::find_merge_section,
12589 Output_section::find_relaxed_input_section): New method definitions.
12590 (Output_section::is_input_address_mapped,
12591 Output_section::output_offset, Output_section::output_address):
12592 Use output section data maps to speed up searching.
12593 (Output_section::find_starting_output_address): Add comments.
12594 (Output_section::do_write,
12595 Output_section::write_to_postprocessing_buffer): Do code-fill
12596 generation as appropriate.
12597 (Output_section::get_input_sections): Invalidate relaxed input section
12599 (Output_section::restore_states): Adjust type of checkpoint .
12600 Invalidate relaxed input section map.
12601 * output.h (Output_merge_base): New class declaration.
12602 (Input_section_specifier): New class defintion.
12603 (class Output_relaxed_input_section) Change base class to
12604 Output_section_data_build.
12605 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
12606 base class initializer.
12607 (Output_section::add_relaxed_input_section): New method declaration.
12608 (Output_section::Input_section): Change visibility to protected.
12609 (Output_section::Input_section::relobj,
12610 Output_section::Input_section::shndx): Handle relaxed input sections.
12611 Output_section::input_sections) Change visibility to protected. Also
12612 define overload to return a non-const pointer.
12613 (Output_section::Merge_section_properties): New class defintion.
12614 (Output_section::Merge_section_by_properties_map,
12615 Output_section::Output_section_data_by_input_section_map,
12616 Output_section::Relaxation_map): New types.
12617 (Output_section::relax_input_section): Rename method to
12618 Output_section::convert_input_sections_to_relaxed_sections and change
12619 interface to take a vector of relaxed section pointers.
12620 (Output_section::find_merge_section,
12621 Output_section::find_relaxed_input_section,
12622 Output_section::build_relaxation_map,
12623 Output_section::convert_input_sections_in_list_to_relaxed_sections):
12624 New method declarations.
12625 (Output_section::merge_section_map_
12626 Output_section::merge_section_by_properties_map_,
12627 Output_section::relaxed_input_section_map_,
12628 Output_section::is_relaxed_input_section_map_valid_,
12629 Output_section::generate_code_fills_at_write_): New data members.
12630 * script-sections.cc
12631 (Output_section_element_input::set_section_addresses): Call
12632 current_data_size and addralign methods of relaxed input sections.
12633 (Orphan_output_section::set_section_addresses): Call current_data_size
12634 and addralign methods of relaxed input sections.
12635 * symtab.cc (Symbol_table::compute_final_value): Extract template
12636 from the body of Symbol_table::sized_finalize_symbol.
12637 (Symbol_table::sized_finalized_symbol): Call
12638 Symbol_table::compute_final_value.
12639 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
12640 (Symbol_table::compute_final_value): New templated method declaration.
12641 * target.cc (Target::do_make_output_section): New method defintion.
12642 * target.h (Target::make_output_section): New method declaration.
12643 (Target::relax): Add more parameters for input objects, symbol table
12644 and layout. Adjust call to do_relax.
12645 (Target::do_make_output_section): New method declaration.
12646 (Target::do_relax): Add parameters for input objects, symbol table
12649 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12651 * pread.c: Include stdio.h.
12653 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12655 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
12658 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
12660 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
12661 Change read_shndx type to unsigned int.
12662 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
12664 (Sized_dwarf_line_info::read_line_mappings): Likewise.
12665 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
12666 Change read_shndx type to unsigned int.
12667 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
12669 (Sized_dwarf_line_info::read_line_mappings): Likewise.
12670 * layout.cc (Layout::create_symtab_sections): Cast the result of
12671 local_symcount * symsize to off_t in the gold_assert.
12673 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12675 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
12676 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
12678 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
12679 (Arm_relocate_functions::thm_abs5): New function.
12680 (Arm_relocate_functions::abs12): New function.
12681 (Arm_relocate_functions::abs16): New function.
12682 (Arm_relocate_functions::base_abs): New function.
12683 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
12684 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
12685 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
12687 (Scan::global): Likewise.
12688 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
12689 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
12690 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
12691 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
12694 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12696 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
12697 (Arm_relocate_functions::movt_prel): New function.
12698 (Arm_relocate_functions::thm_movw_prel_nc): New function.
12699 (Arm_relocate_functions::thm_movt_prel): New function.
12700 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
12701 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
12702 (Scan::global, Relocate::relocate): Likewise.
12703 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12705 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
12707 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
12708 Incremental_checker.
12709 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
12711 (class Incremental_inputs_header): New class.
12712 (Incremental_inputs_header_writer): Edit comment.
12713 (Incremental_inputs_entry): New class.
12714 (Incremental_inputs_entry_writer): Edit comment.
12715 (Sized_incremental_binary::do_find_incremental_inputs_section):
12716 Add *strtab_shndx parameter, fill it.
12717 (Sized_incremental_binary::do_check_inputs): New method.
12718 (Incremental_checker::can_incrementally_link_output_file): Use
12719 Sized_incremental_binary::check_inputs.
12720 (Incremental_inputs::report_command_line): Save command line in
12723 (Incremental_binary::find_incremental_inputs_section): New
12725 (Incremental_binary::do_find_incremental_inputs_section): Add
12726 strtab_shndx parameter.
12727 (Incremental_binary::do_check_inputs): New pure virtual method.
12728 (Sized_incremental_binary::do_check_inputs): Declare.
12729 (Incremental_checker::Incremental_checker): Add incremental_inputs
12730 parameter, use it to initialize incremental_inputs_.
12731 (Incremental_checker::incremental_inputs_): New field.
12732 (Incremental_checker::command_line): New method.
12733 (Incremental_checker::inputs): New method.
12734 (Incremental_checker::command_line_): New field.
12736 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
12738 * incremental.cc: Include <cstdarg> and "target-select.h".
12739 (vexplain_no_incremental): New function.
12740 (explain_no_incremental): New function.
12741 (Incremental_binary::error): New method.
12742 (Sized_incremental_binary::do_find_incremental_inputs_section): New
12744 (make_sized_incremental_binary): New function.
12745 (open_incremental_binary): New function.
12746 (can_incrementally_link_file): Add checks if output is ELF and has
12748 * incremental.h: Include "elfcpp_file.h" and "output.h".
12749 (Incremental_binary): New class.
12750 (Sized_incremental_binary): New class.
12751 (open_incremental_binary): Declare.
12752 * object.cc (is_elf_object): Use
12753 elfcpp::Elf_recognizer::is_elf_file.
12754 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
12755 * output.h (Output_file::filesize): New method.
12757 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12759 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
12761 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
12762 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
12764 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
12766 (Arm_relocate_functions::movw_abs_nc): New function.
12767 (Arm_relocate_functions::movt_abs): New function.
12768 (Arm_relocate_functions::thm_movw_abs_nc): New function.
12769 (Arm_relocate_functions::thm_movt_abs): New function.
12770 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
12771 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
12772 (Scan::global): Likewise.
12773 (Relocate::relocate): Likewise.
12774 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12776 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12778 * arm.cc (Arm_relocate_functions::got_prel) New function.
12779 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
12780 (Relocate::relocate): Likewise.
12781 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
12783 2009-10-06 Ian Lance Taylor <iant@google.com>
12785 * options.h (class General_options): Define
12786 split_stack_adjust_size parameter.
12787 * object.h (class Object): Add uses_split_stack_ and
12788 has_no_split_stack_ fields. Add uses_split_stack and
12789 has_no_split_stack accessor functions. Declare
12790 handle_split_stack_section.
12791 (class Reloc_symbol_changes): Define.
12792 (class Sized_relobj): Define Function_offsets. Declare
12793 split_stack_adjust, split_stack_adjust_reltype, and
12795 * object.cc (Object::handle_split_stack_section): New function.
12796 (Sized_relobj::do_layout): Call handle_split_stack_section.
12797 * dynobj.cc (Sized_dynobj::do_layout): Call
12798 handle_split_stack_section.
12799 * reloc.cc (Sized_relobj::relocate_sections): Call
12800 split_stack_adjust for executable sections in split_stack
12801 objects. Pass reloc_map to relocate_section.
12802 (Sized_relobj::split_stack_adjust): New function.
12803 (Sized_relobj::split_stack_adjust_reltype): New function.
12804 (Sized_relobj::find_functions): New function.
12805 * target-reloc.h: Include "object.h".
12806 (relocate_section): Add reloc_symbol_changes parameter. Change
12808 * target.h (class Target): Add calls_non_split method. Declare
12809 do_calls_non_split virtual method. Declare match_view and
12811 * target.cc: Include "elfcpp.h".
12812 (Target::do_calls_non_split): New function.
12813 (Target::match_view): New function.
12814 (Target::set_view_to_nop): New function.
12815 * gold.cc (queue_middle_tasks): Give an error if mixing
12816 split-stack and non-split-stack objects with -r.
12817 * i386.cc (Target_i386::relocate_section): Add
12818 reloc_symbol_changes parameter.
12819 (Target_i386::do_calls_non_split): New function.
12820 * x86_64.cc (Target_x86_64::relocate_section): Add
12821 reloc_symbol_changes parameter.
12822 (Target_x86_64::do_calls_non_split): New function.
12823 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
12825 * powerpc.cc (Target_powerpc::relocate_section): Add
12826 reloc_symbol_changes parameter.
12827 * sparc.cc (Target_sparc::relocate_section): Add
12828 reloc_symbol_changes parameter.
12829 * configure.ac: Call AM_CONDITIONAL for the default target.
12830 * configure: Rebuild.
12831 * testsuite/Makefile.am (TEST_AS): New variable.
12832 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
12833 (check_DATA): Add split_i386 and split_x86_64 files.
12834 (SPLIT_DEFSYMS): Define.
12835 (split_i386_[1234n].o): New targets.
12836 (split_i386_[124]): New targets.
12837 (split_i386_[1234r].stdout): New targets.
12838 (split_x86_64_[1234n].o): New targets.
12839 (split_x86_64_[124]): New targets.
12840 (split_x86_64_[1234r].stdout): New targets.
12841 (MOSTLYCLEANFILES): Add new executables.
12842 * testsuite/split_i386.sh: New file.
12843 * testsuite/split_x86_64.sh: New file.
12844 * testsuite/split_i386_1.s: New file.
12845 * testsuite/split_i386_2.s: New file.
12846 * testsuite/split_i386_3.s: New file.
12847 * testsuite/split_i386_4.s: New file.
12848 * testsuite/split_i386_n.s: New file.
12849 * testsuite/split_x86_64_1.s: New file.
12850 * testsuite/split_x86_64_2.s: New file.
12851 * testsuite/split_x86_64_3.s: New file.
12852 * testsuite/split_x86_64_4.s: New file.
12853 * testsuite/split_x86_64_n.s: New file.
12854 * testsuite/testfile.cc (Target_test): Update relocation_section
12856 * testsuite/Makefile.in: Rebuild.
12858 2009-10-06 Ian Lance Taylor <iant@google.com>
12860 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
12861 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
12862 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
12863 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
12864 the address on ldo_addrs_.
12865 (Target_i386::Relocate::fix_up_ldo): New function.
12867 2009-10-06 Rafael Espindola <espindola@google.com>
12869 * plugin.cc (add_input_library): New.
12870 (Plugin::load): Add add_input_library to tv.
12871 (Plugin_manager::add_input_file): Add the is_lib argument.
12872 (add_input_file): Update call to Plugin_manager::add_input_file.
12873 (add_input_library): New.
12874 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
12876 2009-09-30 Doug Kwan <dougkwan@google.com>
12878 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
12879 symbol and call Symbol::may_need_copy_reloc to determine if
12880 a copy reloc is needed.
12881 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
12882 nocopyreloc is given in command line.
12883 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
12884 given in command line.
12885 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
12886 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
12887 of the removed Target_i386::may_need_copy_reloc.
12888 * options.h (copyreloc): New option with default value false.
12889 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12890 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
12891 instead of the removed Target_powerpc::may_need_copy_reloc.
12892 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12893 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
12894 instead of the removed Target_sparc::may_need_copy_reloc.
12895 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
12896 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
12897 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
12898 instead of the removed Target_x86_64::may_need_copy_reloc.
12900 2009-09-30 Ian Lance Taylor <iant@google.com>
12902 * object.h (class Object): Remove target_ field, and target,
12903 sized_target, and set_target methods.
12904 (Object::sized_target): Remove.
12905 (class Sized_relobj): Update declarations. Remove sized_target.
12906 * object.cc (Sized_relobj::setup): Remove target parameter.
12907 Change all callers.
12908 (Input_objects::add_object): Don't do anything with the target.
12909 (make_elf_sized_object): Add punconfigured parameter. Change all
12910 callers. Set or test parameter target.
12911 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
12912 Change all callers.
12913 * parameters.cc (Parameters::set_target): Change parameter type to
12915 (Parameters::default_target): Remove.
12916 (set_parameters_target): Change parameter type to be non-const.
12917 (parameters_force_valid_target): New function.
12918 (parameters_clear_target): New function.
12919 * parameters.h (class Parameters): Update declarations. Remove
12920 default_target method. Add sized_target and clear_target
12921 methods. Change target_ to be non-const.
12922 (set_parameters_target): Update declaration.
12923 (parameters_force_valid_target): Declare.
12924 (parameters_clear_target): Declare.
12925 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
12926 as NULL if we aren't searching.
12927 (Add_symbols::run): Don't check for compatible target.
12928 * fileread.cc (Input_file::open_binary): Call
12929 parameters_force_valid_target.
12930 * gold.cc (queue_middle_tasks): Likewise.
12931 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
12932 set_target on object.
12933 * dynobj.h (class Sized_dynobj): Update declarations.
12934 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
12935 make_elf_object returns NULL.
12936 (Archive::include_member): Don't check whether object target is
12938 * output.cc (Output_section::add_input_section): Get target from
12940 (Output_section::relax_input_section): Likewise.
12941 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
12943 (Sized_relobj::do_scan_relocs): Likewise.
12944 (Sized_relobj::relocate_sections): Likewise.
12945 * resolve.cc (Symbol_table::resolve): Likewise.
12946 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
12947 parameter. Change all callers.
12948 (Symbol_table::add_from_object): Get target from parameters.
12949 (Symbol_table::add_from_relobj): Don't check object target.
12950 (Symbol_table::add_from_dynobj): Likewise.
12951 (Symbol_table::define_special_symbol): Get target from
12953 * symtab.h (class Symbol_table): Update declaration.
12954 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
12955 parameter. Change all callers. Clear parameter target.
12956 (Binary_test): Test target here.
12957 * testsuite/object_unittest.cc (gold_testsuite): Remove
12958 target_test_pointer parameter. Change all callers.
12959 (Object_test): Test target here.
12961 2009-09-26 Ian Lance Taylor <iant@google.com>
12963 * testsuite/initpri1.c: Don't try to use constructor priorities if
12964 compiling with gcc before 4.3.
12966 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
12968 * testsuite/retain_symbols_file_test.sh (check_present): Change
12969 output file name to retain_symbols_file_test.stdout.
12970 (check_absent): Likewise.
12972 2009-09-18 Craig Silverstein <csilvers@google.com>
12974 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
12975 * options.cc: Include <cerrno> and <fstream>.
12976 (General_options::finalize): Parse -retain-symbols-file tag.
12977 * options.h: New flag.
12978 (General_options): New method should_retain_symbol, new
12979 variable symbols_to_retain.
12980 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
12981 should_retain_symbol map.
12982 * testsuite/Makefile.am (retain_symbols_file_test): New test.
12983 * testsuite/Makefile.in: Regenerate.
12984 * testsuite/retain_symbols_file_test.sh: New file.
12986 2009-09-18 Nick Clifton <nickc@redhat.com>
12988 * po/es.po: Updated Spanish translation.
12990 2009-09-17 Doug Kwan <dougkwan@google.com>
12992 * debug.h (DEBUG_RELAXATION): New constant.
12993 (DEBUG_ALL): Add DEBUG_RELAXATION.
12994 (debug_string_to_enum): Add relaxation debug option.
12996 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
12997 Layout::Relaxation_debug_check::read_sections,
12998 Layout::Relaxation_debug_check::read_sections): New method definitions.
12999 (Layout::Layout): Initialize data members
13000 record_output_section_data_from_scrips_,
13001 script_output_section_data_list_ and relaxation_debug_check_.
13002 (Layout::save_segments, Layout::restore_segments,
13003 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
13004 Layout::relaxation_loop_body): New method definitions.
13005 (Layout::finalize): Support relaxation. Move section layout code to
13006 Layout::relaxation_loop_body.
13007 (Layout::set_asection_address_from_script): Move code for orphan
13008 section placement out.
13009 (Layout::place_orphan_sections_in_script): New method definition.
13010 * layout.h (Output_segment_headers, Output_file_header):
13011 New forward class declarations.
13012 (Layout::~Layout): Define.
13013 (Layout::new_output_section_data_from_script): New method definition.
13014 (Layout::place_orphan_sections_in_script): New method declaration.
13015 (Layout::Segment_states): New type declaration.
13016 (Layout::save_segments, Layout::restore_segments,
13017 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
13018 Layout::relaxation_loop_body): New method declarations.
13019 (Layout::Output_section_data_list): New type declaration.
13020 (Layout::Relaxation_debug_check): New class definition.
13021 (Layout::record_output_section_data_from_script_,
13022 Layout::script_output_section_data_list_, Layout::segment_states_,
13023 Layout::relaxation_debug_check_): New data members.
13024 * output.cc: (Output_section_headers::do_size): New method definition.
13025 (Output_section_headers::Output_section_headers): Move size
13026 computation to Output_section_headers::do_size.
13027 (Output_segment_headers::do_size): New method definition.
13028 (Output_file_header::Output_file_header): Move size computation to
13029 Output_file_header::do_size and call it.
13030 (Output_file_header::do_size): New method definition.
13031 (Output_data_group::Output_data_group): Adjust call to
13032 Output_section_data.
13033 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
13034 (Output_symtab_xindex::do_write): Add array bound check.
13035 (Output_section::Input_section::print_to_mapfile): Handle
13036 RELAXED_INPUT_SECTION_CODE.
13037 (Output_section::Output_section): Initialize data member checkpoint_.
13038 (Output_section::~Output_section): Delete checkpoint object pointed
13040 (Output_section::add_input_section): Always add an Input_section if
13042 (Output_section::add_merge_input_section): Add assert.
13043 (Output_section::relax_input_section): New method definition.
13044 (Output_section::set_final_data_size): Set load address to zero for
13045 an unallocated section.
13046 (Output_section::do_address_and_file_offset_have_reset_values):
13047 New method definition.
13048 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
13049 Handle relaxed input section.
13050 (Output_section::sort_attached_input_sections): Checkpoint input
13051 section list lazily.
13052 (Output_section::get_input_sections): Change type of input_sections to
13053 list of Simple_input_section pointers. Checkpoint input section list
13054 lazily. Also handle relaxed input sections.
13055 (Output_section::add_input_section_for_script): Take a reference to
13056 a Simple_input_section object instead of Relobj pointer and section
13057 index as parameter. Handle relaxed input sections.
13058 (Output_section::save_states, Output_section::restore_states): New
13059 method definitions.
13060 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
13061 (Output_data::is_data_size_fixed): New method definition.
13062 (Output_data::reset_addresss_and_file_offset): Do not reset data size
13064 (Output_data::address_and_file_offset_have_reset_values): New method
13066 (Output_data::do_address_and_file_offset_have_reset_values): New method
13068 (Output_data::set_data_size): Check that data size is not fixed.
13069 (Output_data::fix_data_size): New method definition.
13070 (Output_data::is_data_size_fixed_): New data member.
13071 (Output_section_headers::set_final_data_size): New method definition.
13072 (Output_section_headers::do_size): New method declaration.
13073 (Output_segment_headers::set_final_data_size): New method definition.
13074 (Output_segment_headers::do_size): New method declaration.
13075 (Output_file_header::set_final_data_size)::New method definition.
13076 (Output_file_header::do_size)::New method declaration.
13077 (Output_section_data::Output_section_data): Add new parameter
13078 is_data_size_fixed and use it to fix data size.
13079 (Output_data_const::Output_data_const): Adjust call to base class
13080 constructor and fix data size.
13081 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
13082 base class constructor and fix data size.
13083 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
13084 base class constructor and fix data size.
13085 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
13086 class constructor and fix data size.
13087 (Output_data_group::set_final_data_size): New method definition.
13088 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
13089 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
13090 class constructor and fix data size.
13091 (Output_relaxed_input_section): New class definition.
13092 (Output_section::Simple_input_section): New class definition.
13093 (Output_section::get_input_sections): Adjust parameter list.
13094 (Output_section::add_input_section_for_script): Same.
13095 (Output_section::save_states, Output_section::restore_states,
13096 Output_section::do_address_and_file_offset_have_reset_values,
13097 (Output_section::Input_section::Input_section): Handle
13098 RELAXED_INPUT_SECTION_CODE. Add new overload for
13099 Output_relaxed_input_section.
13100 (Output_section::Input_section::is_input_section,
13101 Output_section::Input_section::set_output_section): Handle relaxed
13103 (Output_section::Input_section::is_relaxed_input_section,
13104 Output_section::Input_section::output_section_data,
13105 Output_section::Input_section::relaxed_input_section): New method
13107 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
13109 (Output_section::Input_section::u1_): Update comments.
13110 (Output_section::Input_section::u2_): Add new union member poris.
13111 (Output_section::Checkpoint_output_section): New classs definition.
13112 (Output_section::relax_input_section): New method declaration.
13113 (Output_section::checkpoint_): New data member.
13114 (Output_segment): Update comments.
13115 (Output_segment::Output_segment): Un-privatize copy constructor.
13116 (Output_segment::operator=): Un-privatize.
13117 * script-sections.cc (Output_section_element::Input_section_list):
13118 Change element type to Output_section::Simple_input_section.
13119 (Output_section_element_dot_assignment::set_section_addresses):
13120 Register output section data for relaxation clean up.
13121 (Output_data_exression::Output_data_expression): Adjust call to base
13122 constructor to fix data size.
13123 (Output_section_element_data::set_section_addresses): Register
13124 Output_data_expression object for relaxation clean up.
13125 (struct Input_section_info): Replace Relobj pointer and section index
13126 pair with Output_section::Simple_input_section and Convert struct to a
13128 (Input_section_sorter::operator()): Adjust access to
13129 Input_section_info data member to use accessors.
13130 (Output_section_element_input::set_section_addresses): Use layout
13131 parameter. Adjust code to use Output_section::Simple_input_section
13132 and Input_secction_info classes. Register filler for relaxation
13134 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
13135 and section index pair with Output_section::Simple_input_section
13136 class. Adjust code accordingly.
13137 (Phdrs_element::release_segment): New method definition.
13138 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
13140 (Script_sections::release_segments): New method definition.
13141 * gold/script-sections.h (Script_sections::release_segments): New
13142 method declaration.
13143 * gold/target.h (Target::may_relax, Target::relax,
13144 Target::do_may_relax, Target::do_relax): New method definitions.
13146 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
13148 * arm.cc (has_signed_unsigned_overflow): New function.
13149 (Arm_relocate_functions::abs8): New function.
13150 (Target_arm::Scan::local): Handle R_ARM_ABS8.
13151 (Target_arm::Scan::global): Likewise.
13152 (Target_arm::relocate::relocate): Likewise.
13153 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
13156 2009-09-16 Cary Coutant <ccoutant@google.com>
13158 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
13159 * testsuite/Makefile.in: Regenerate.
13161 2009-09-11 Nick Clifton <nickc@redhat.com>
13163 * po/gold.pot: Updated by the Translation project.
13165 2009-09-08 Cary Coutant <ccoutant@google.com>
13167 * output.cc (Output_file::open): Add execute permission to empty file.
13168 * testsuite/Makefile.am (permission_test): New test.
13169 * testsuite/Makefile.in: Regenerate.
13171 2009-09-02 Ian Lance Taylor <iant@google.com>
13173 * output.cc (Output_file::resize): Call map_no_anonymous rather
13176 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
13178 * gold.cc: Include "incremental.h".
13179 (queue_initial_tasks): Call Incremental_checker methods.
13180 * incremental.cc: Include "output.h".
13181 (Incremental_checker::can_incrementally_link_output_file): New
13183 * incremental.h (Incremental_checker): New class.
13185 * output.cc (Output_file::open_for_modification): New method.
13186 (Output_file::map_anonymous): Changed return type to bool. Record
13187 map in base_ field.
13188 (Output_file::map_no_anonymous): New method, broken out of map.
13189 (Output_file::map): Use map_no_anonymous and map_anonymous.
13190 * output.h (class Output_file): Update declarations.
13192 2009-08-24 Cary Coutant <ccoutant@google.com>
13194 * options.h (Command_line::Pre_options): New class.
13195 (Command_line::pre_options): New member.
13196 * options.cc (gold::options::ready_to_register): New variable.
13197 (One_option::register_option): Do nothing if not registering options.
13198 Assert if same short option registered twice.
13199 (General_options::General_options): Turn off option registration when
13201 (Command_line::Pre_options::Pre_options): New constructor.
13203 2009-08-24 Cary Coutant <ccoutant@google.com>
13205 * options.h (General_options::no_keep_memory): Remove incorrect
13208 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13210 * Makefile.am (am__skiplex, am__skipyacc): New.
13211 * Makefile.in: Regenerate.
13213 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13215 * Makefile.am (AM_CPPFLAGS): Renamed from ...
13216 (INCLUDES): ... this.
13217 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
13218 (AM_CPPFLAGS): Renamed from ...
13219 (INCLUDE): ... this.
13220 * Makefile.in, testsuite/Makefile.in: Regenerate.
13222 * Makefile.in: Regenerate.
13223 * aclocal.m4: Likewise.
13224 * config.in: Likewise.
13225 * configure: Likewise.
13226 * testsuite/Makefile.in: Likewise.
13228 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
13229 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
13230 * Makefile.in: Regenerate.
13231 * testsuite/Makefile.in: Regenerate.
13233 2009-08-19 Cary Coutant <ccoutant@google.com>
13235 * resolve.cc (Symbol_table::resolve): Don't complain about defined
13236 symbols in shared libraries overridden by hidden or internal symbols
13237 in the main program.
13239 2009-08-19 Chris Demetriou <cgd@google.com>
13241 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
13242 checking source file names in error messages.
13244 2009-08-18 Doug Kwan <dougkwan@google.com>
13246 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
13247 an elcpp::Ehdr as parameter. Adjust call to set_target.
13248 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
13249 an elfcpp::Ehdr as parameter.
13250 * object.cc (Object::set_target): Remove the version that looks up
13251 a target and sets it.
13252 (Sized_relobj::setup): Take a Target object instead of
13253 an elfcpp::Ehdr as parameter. Adjust call to set_target.
13254 (make_elf_sized_object): Find target and ask target to
13255 make an ELF object.
13256 * object.h: (Object::set_target): Remove the version that looks up
13257 a target and sets it.
13258 (Sized_relobj::setup): Take a Target object instead of
13259 an elfcpp:Ehdr as parameter.
13260 * target.cc: Include dynobj.h.
13261 (Target::do_make_elf_object_implementation): New.
13262 (Target::do_make_elf_object): New.
13263 * target.h (Target::make_elf_object): New template declaration.
13264 (Target::do_make_elf_object): New method declarations.
13265 (Target::do_make_elf_object_implementation): New template declaration.
13267 2009-08-14 Ian Lance Taylor <iant@google.com>
13269 * gold.h (FUNCTION_NAME): Define.
13270 (gold_unreachable): Use FUNCTION_NAME.
13272 2009-08-12 Sriraman Tallam <tmsriram@google.com>
13274 * icf.cc (Icf::find_identical_sections): Issue a warning when a
13275 symbol in the --keep-unique list is not found.
13277 2009-08-12 Sriraman Tallam <tmsriram@google.com>
13279 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
13280 been maked as --keep-unique.
13281 (Icf::unfold_section): New function.
13282 * icf.h (Icf::unfold_section): New function.
13283 * options.h (General_options::keep_unique): New option.
13284 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
13285 * testsuite/Makefile.in: Regenerate.
13286 * testsuite/icf_keep_unique_test.sh: New file.
13287 * testsuite/icf_keep_unique_test.cc: New file.
13289 2009-08-12 Cary Coutant <ccoutant@google.com>
13292 * resolve.cc (Symbol_table::resolve): Check for references from
13293 dynamic objects to hidden and internal symbols.
13294 * testsuite/Makefile.am (hidden_test.sh): New test.
13295 * testsuite/Makefile.in: Regenerate.
13296 * testsuite/hidden_test.sh: New script.
13297 * testsuite/hidden_test_1.c: New test source.
13298 * testsuite/hidden_test_main.c: New test source.
13300 2009-08-11 Doug Kwan <dougkwan@google.com>
13302 * arm.cc: Update comments.
13303 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
13304 segment to locate the .ARM.exidx section if present.
13306 2009-08-09 Doug Kwan <dougkwan@google.com>
13308 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
13311 2009-08-07 Sriraman Tallam <tmsriram@google.com>
13312 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
13315 2009-08-06 Sriraman Tallam <tmsriram@google.com>
13317 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
13318 valid tls_segment only for non-debug-section relocations.
13319 * testsuite/Makefile.am: Add gc_tls_test.
13320 * testsuite/Makefile.in: Regenerate.
13321 * testsuite/gc_tls_test.cc: New file.
13322 * testsuite/gc_tls_test.sh: New file.
13324 2009-08-05 Sriraman Tallam <tmsriram@google.com>
13326 * icf.cc: New file.
13328 * Makefile.am (CCFILES): Add icf.cc.
13329 (HFILES): Add icf.h
13330 * Makefile.in: Regenerate.
13331 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
13332 * gc.h (gc_process_relocs): Populate lists used by icf to contain
13333 section, symbol and addend information for the relocs.
13334 * gold.cc (queue_middle_tasks): Call identical code folding.
13335 * gold.h: Add defines for multimap.
13336 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
13337 to the call of finalize_local_symbols.
13338 * main.cc (main): Create object of class Icf.
13339 * object.cc (Sized_relobj::do_layout): Allow this function to be
13340 called twice during icf.
13341 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
13342 to sections marked as identical by icf.
13343 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
13345 (Sized_relobj::do_section_entsize): New function.
13346 * object.h (Object::section_entsize): New function.
13347 (Object::do_section_entsize): New pure virtual function.
13348 (Relobj::finalize_local_symbols): Add new parameter.
13349 (Relobj::do_section_entsize): New function.
13350 * options.h (General_options::icf): New option.
13351 (General_options::icf_iterations): New option.
13352 (General_options::print_icf_sections): New option.
13353 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
13354 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
13355 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
13357 * symtab.cc (Symbol_table::is_section_folded): New function.
13358 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
13359 to sections marked as identical by icf.
13360 * symtab.h (Symbol_table::set_icf): New function.
13361 (Symbol_table::icf): New function.
13362 (Symbol_table::is_section_folded): New function.
13363 (Symbol_table::icf_): New data member.
13364 * target-reloc.h (relocate_section): Ignore sections folded by icf.
13365 * testsuite/Makefile.am: Add commands to build icf_test.
13366 * testsuite/Makefile.in: Regenerate.
13367 * testsuite/icf_test.sh: New file.
13368 * testsuite/icf_test.cc: New file.
13370 2009-07-24 Chris Demetriou <cgd@google.com>
13372 * layout.cc (is_compressible_debug_section): Fix incorrect
13373 comment about compressed section names.
13375 2009-07-20 Ian Lance Taylor <ian@airs.com>
13378 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
13380 2009-07-16 Ian Lance Taylor <iant@google.com>
13383 * layout.h: #include <map>.
13384 (class Kept_section): Change from struct to class. Add accessors
13385 and setters. Add section size to Comdat_group mapping. Change
13386 Comdat_group to std::map. Add is_comdat_ field. Add
13387 linkonce_size field in union.
13388 (class Layout): Update declaration of find_or_add_kept_section.
13389 Don't declare find_kept_object.
13390 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
13391 parameter. Add object, shndx, is_comdat, and is_group_name
13392 parameters. Change all callers. Adjust for new Kept_section.
13393 (Layout::find_kept_object): Remove.
13394 * object.cc (Sized_relobj::include_section_group): Update use of
13395 Kept_section. Rename secnum to shndx. Only record
13396 Kept_comdat_section if sections are the same size.
13397 (Sized_relobj::include_linkonce_section): Update use of
13398 Kept_section. Only record Kept_comdat_section if sections are the
13399 same size. Set size of linkonce section.
13400 (Sized_relobj::map_to_kept_section): Update call to
13401 get_kept_comdat_section.
13402 * object.h (class Sized_relobj): Rename fields in
13403 Kept_comdat_section to drop trailing underscores; change object
13404 field to Relobj*. Change Kept_comdat_section_table to store
13405 struct rather than pointer.
13406 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
13407 Add kept_object and kept_shndx parameters. Change all callers.
13408 (Sized_relobj::get_kept_comdat_section): Change return type to
13409 bool. Add kept_object and kept_shndx parameters. Change all
13411 * plugin.cc (Pluginobj::include_comdat_group): Update call to
13412 Layout::find_or_add_kept_section.
13414 2009-07-09 Ian Lance Taylor <iant@google.com>
13416 * merge.cc (Object_merge_map::initialize_input_to_output_map):
13417 Reserve space in the hash table.
13419 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
13421 * fileread.cc (File_read::get_mtime): New method.
13422 * fileread.h (Timespec): New structure.
13423 (File_read::get_mtime): New method.
13424 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
13425 Renamed from timestamp_nsec.
13426 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
13428 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
13430 (Incremental_inputs::report_archive): Save mtime; style fix.
13431 (Incremental_inputs::report_obejct): Save mtime; style fix.
13432 (Incremental_inputs::report_script): Save mtime; style fix.
13433 (Incremental_inputs::finalize_inputs): Style fix.
13434 (Incremental_inputs::finalize): Style fix.
13435 (Incremental_inputs::create_input_section_data): Store inputs
13437 * incremental.h (Incremental_inputs::report_script): Add mtime
13439 (Incremental_inputs::Input_info::Input_info): Intialize only one
13441 (Incremental_inputs::Input_info::archive): Move to nameless
13443 (Incremental_inputs::Input_info::obejct): Move to nameless union.
13444 (Incremental_inputs::Input_info::script): Move to nameless union.
13445 (Incremental_inputs::mtime): New field.
13446 * script.cc (read_input_script): Pass file mtime to
13448 * script.h (Script_info::inputs): Style fix.
13450 2009-07-01 Ian Lance Taylor <ian@airs.com>
13452 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
13455 2009-06-24 Ian Lance Taylor <iant@google.com>
13458 * layout.cc (Layout::choose_output_section): If we find an
13459 existing section, update the flags.
13460 (Layout::create_notes): New function, broken out of
13462 (Layout::finalize): Don't create note sections.
13463 (Layout::create_note): Don't crash if linker script discards
13465 (Layout::create_gold_note): Likewise.
13466 (Layout::create_build_id): Likewise. Don't set
13467 after_input_sections on the section.
13468 (Layout::create_executable_stack_info): Remove target parameter.
13470 * layout.h (class Layout): Declare create_notes. Update
13471 declaration of create_executable_stack_info.
13472 * gold.cc (queue_middle_tasks): Call create_notes.
13473 * output.cc (Output_section::update_flags_for_input_section): Move
13474 here from output.h. If SHF_ALLOC flag is newly set, mark address
13476 * output.h (Output_data::mark_address_invalid): New function.
13477 (class Output_section): Only declare, not define,
13478 update_flags_for_input_section. Remove set_flags.
13480 2009-06-24 Ian Lance Taylor <iant@google.com>
13482 * script-sections.cc (Output_section_definition::
13483 set_section_addresses): Rename shadowing local load_address to
13486 2009-06-24 Ian Lance Taylor <iant@google.com>
13489 * reloc.cc (relocate_sections): Skip empty relocation sections.
13491 2009-06-23 Ian Lance Taylor <iant@google.com>
13494 * layout.cc (Layout::create_note): Use choose_output_section
13495 rather than make_output_section.
13497 2009-06-23 Ian Lance Taylor <iant@google.com>
13500 * options.cc (General_options::parse_V): Set printed_version_.
13501 (General_options::General_options): Initialize printed_version_.
13502 * options.h (class General_options): Add printed_version_ field.
13503 * gold.cc (queue_initial_tasks): If there are no input files,
13504 don't give a fatal error if we printed the version information.
13505 (queue_middle_tasks): If using -r with a shared object, give a
13506 fatal error rather than an ordinary error.
13508 2009-06-23 Ian Lance Taylor <iant@google.com>
13511 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
13512 (Layout::make_output_section): Set have_stabstr_section_ if we see
13513 a .stab*str section.
13514 (Layout::finalize): Call link_stabs_sections.
13515 (Layout::link_stabs_sections): New file.
13516 * layout.h (class Layout): Add have_stabstr_section_ field.
13517 Declare link_stabs_sections.
13519 2009-06-23 Doug Kwan <dougkwan@google.com>
13521 * Makefile.am (libgold_a_LIBADD): New.
13522 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
13523 * Makefile.in: Regenerate.
13524 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
13525 * configure: Regenerate.
13526 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
13527 * fileread.cc: Include sys/state.h
13528 * gold.h: Declare memmem and strndup if found missing.
13529 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
13531 2009-06-23 Ian Lance Taylor <iant@google.com>
13533 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
13534 * configure: Rebuild.
13536 2009-06-23 Ian Lance Taylor <iant@google.com>
13539 * object.cc (Object::section_contents): Don't try to get a view if
13540 the section has length zero.
13541 (Object::handle_gnu_warning_section): If the section is empty, use
13542 the name of the section as the warning.
13544 2009-06-23 Ian Lance Taylor <iant@google.com>
13547 * stringpool.h (class Stringpool_template): Add optimize_ field.
13548 (Stringpool_template::set_optimize): New function.
13549 * stringpool.cc (Stringpool_template::Stringpool_template):
13550 Initialize optimize_ field.
13551 (Stringpool_template::set_string_offsets): Test local optimize
13552 fild rather than parameter.
13553 * layout.cc (Layout::Layout): Call set_optimize on the section
13556 2009-06-22 Ian Lance Taylor <iant@google.com>
13559 * yyscript.y: Parse TARGET.
13560 * script.cc (script_set_target): New function.
13561 * script-c.h (script_set_target): Declare.
13562 * options.cc (General_options::string_to_object_format): Rename
13563 from string_to_object_format in anonymous namespace. Change
13565 * options.h (class General_options): Declare
13566 string_to_object_format.
13568 2009-06-22 Ian Lance Taylor <iant@google.com>
13570 * script-sections.cc (Script_sections::create_segments): Don't put
13571 program headers in a PT_LOAD segment if -n or -N.
13573 2009-06-22 Ian Lance Taylor <iant@google.com>
13576 * options.h (class General_options): Add -z lazy and -z now. Sort
13577 -z options into alphabetical order.
13578 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
13580 2009-06-21 Ian Lance Taylor <iant@google.com>
13582 * layout.cc (Layout::make_output_section): Call
13583 Target::new_output_section.
13584 (Layout::attach_allocated_section_to_segment): Put large section
13585 sections in a separate load segment with the large segment flag
13587 (Layout::segment_precedes): Sort large data segments after other
13589 (align_file_offset): New static function.
13590 (Layout::set_segment_offsets): Use align_file_offset.
13591 * output.h (class Output_section): Add is_small_section_ and
13592 is_large_section_ fields.
13593 (Output_section::is_small_section): New function.
13594 (Output_section::set_is_small_section): New function.
13595 (Output_section::is_large_section): New function.
13596 (Output_section::set_is_large_section): New function.
13597 (Output_section::is_large_data_section): New function.
13598 (class Output_segment): Add is_large_data_segment_ field.
13599 (Output_segment::is_large_data_segment): New function.
13600 (Output_segment::set_is_large_data_segment): New function.
13601 * output.cc (Output_section::Output_section): Initialize new
13603 (Output_segment::Output_segment): Likewise.
13604 (Output_segment::add_output_section): Add assertion that large
13605 data sections always go in large data segments. Force small data
13606 sections to the end of the list of data sections. Force small BSS
13607 sections to the start of the list of BSS sections. For large BSS
13608 sections to the end of the list of BSS sections.
13609 * symtab.h (class Symbol): Declare is_common_shndx.
13610 (Symbol::is_defined): Check Symbol::is_common_shndx.
13611 (Symbol::is_common): Likewise.
13612 (class Symbol_table): Define enum Commons_section_type. Update
13613 declarations. Add small_commons_ and large_commons_ fields.
13614 * symtab.cc (Symbol::is_common_shndx): New function.
13615 (Symbol_table::Symbol_table): Initialize new fields.
13616 (Symbol_table::add_from_object): Put small and large common
13617 symbols in the right list.
13618 (Symbol_table::sized_finalized_symbol): Check
13619 Symbol::is_common_shndx.
13620 (Symbol_table::sized_write_globals): Likewise.
13621 * common.cc (Symbol_table::do_allocate_commons): Allocate new
13622 common symbol lists. Don't call do_allocate_commons_list if the
13624 (Symbol_table::do_allocate_commons_list): Remove is_tls
13625 parameter. Add comons_section_type parameter. Change all
13626 callers. Handle small and large common symbols.
13627 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
13628 Symbol::is_common_shndx.
13629 * resolve.cc (symbol_to_bits): Likewise.
13630 * target.h (Target::small_common_shndx): New function.
13631 (Target::small_common_section_flags): New function.
13632 (Target::large_common_shndx): New function.
13633 (Target::large_common_section_flags): New function.
13634 (Target::new_output_section): New function.
13635 (Target::Target_info): Add small_common_shndx, large_common_shndx,
13636 small_common_section_flags, and large_common_section_flags
13638 (Target::do_new_output_section): New virtual function.
13639 * arm.cc (Target_arm::arm_info): Initialize new fields.
13640 * i386.cc (Target_i386::i386_info): Likewise.
13641 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
13643 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
13644 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
13645 (Target_x86_64::do_new_output_section): New function.
13646 * configure.ac: Define conditional MCMODEL_MEDIUM.
13647 * testsuite/Makefile.am (check_PROGRAMS): Add large.
13648 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
13649 (large_LDFLAGS): Define.
13650 * testsuite/large.c: New file.
13651 * testsuite/testfile.cc (Target_test::test_target_info):
13652 Initialize new fields.
13653 * configure, testsuite/Makefile.in: Rebuild.
13655 2009-06-05 Doug Kwan <dougkwan@google.com>
13657 * Makefile.am (CCFILES): Add target.cc.
13658 * Makefile.in: Regenerate.
13659 * i386.cc (class Target_i386): Define new virtual method to
13660 override do_is_local_label_name in parent.
13661 * object.cc (Sized_relobj::do_count_local_symbols): Discard
13662 local symbols if --discard-locals or -X is given.
13663 * options.h (class General_options): Declare new options
13664 '--discard-locals' and '-X' for discarding locals.
13665 * target.h (class Target): Define new methods is_local_label_name.
13666 Declare new virtual method do_is_local_label_name.
13667 * target.cc: New file.
13668 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
13669 (check_SCRIPTS): Add discard_locals_test.sh.
13670 (check_DATA): Add discard_local_tests.syms.
13671 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
13672 (discard_local_tests.syms, discard_locals_test.o): New make rules.
13673 * testsuite/Makefile.in: Regenerate.
13674 * testsuite/discard_locals_test.c: New file.
13675 * testsuite/discard_locals_test.sh: Same.
13677 2009-06-05 Doug Kwan <dougkwan@google.com>
13679 * object.cc (Sized_relobj::Sized_relobj): Initialize
13680 discarded_eh_frame_shndx_ to -1U.
13681 (Sized_relobj::do_layout): Record index of a discard .eh_frame
13683 (Sized_relobj::do_count_local_symbols): Skip local symbols in
13684 a discarded .eh_frame section.
13685 (Sized_relobj::do_finalize_local_symbols): Ditto.
13686 * object.h (class Sized_relobj): Declare new member
13687 discarded_eh_frame_shndx_.
13688 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
13689 (local_labels_test.o, local_labels_test): New rules.
13690 * testsuite/Makefile.in: Regenerate.
13692 2009-06-04 Doug Kwan <dougkwan@google.com>
13694 * layout.cc (Layout::section_name_mapping): Add mapping for
13695 special ARM sections.
13697 2009-06-03 Doug Kwan <dougkwan@google.com>
13699 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
13700 (utils::has_overflow): Same.
13702 2009-06-03 Ian Lance Taylor <iant@google.com>
13704 * layout.cc (Layout::section_name_mapping): New array, replacing
13705 Layout::linkonce_mapping.
13706 (Layout::section_name_mapping_count): New variable, replacing
13707 Layout::linkonce_mapping_count.
13708 (Layout::linkonce_output_name): Remove.
13709 (Layout::output_section_name): Rewrite.
13710 * layout.h (class Layout): Rename Linkonce_mapping to
13711 Section_name_mapping, linkonce_mapping to section_name_mapping,
13712 linkonce_mapping_count to section_name_mapping_count. Don't
13713 declare linkonce_output_name.
13715 2009-06-03 Doug Kwan <dougkwan@google.com>
13717 * gold/arm.cc (namespace utils): New.
13718 (Target_arm::reloc_is_non_pic): Define new method.
13719 (class Arm_relocate_functions): New.
13720 (Target_arm::Relocate::relocate): Handle relocation types used by
13723 2009-06-03 Ian Lance Taylor <iant@google.com>
13725 * arm.cc (Target_arm::scan::global): Use || instead of |.
13727 2009-06-02 Doug Kwan <dougkwan@google.com>
13729 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
13730 issued_non_pic_error_.
13731 (class Target_arm::Scan): Declare new method check_non_pic.
13732 Define new method symbol_needs_plt_entry.
13733 Declare new data member issued_non_pic_error_.
13734 (class Target_arm::Relocate): Declare new method
13735 should_apply_static_reloc.
13736 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
13737 (Target_arm::Scan::check_non_pic): Define new method.
13738 (Target_arm::Scan::local): Handle a small subset of reloc types used
13740 (Target_arm::Scan::local): Same.
13741 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
13743 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
13745 * incremental.cc (Incremental_inputs::report_command_line): Filter
13746 out --incremental-* options.
13748 2009-05-29 Doug Kwan <dougkwan@google.com>
13750 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
13752 (class Target_arm): Update comment.
13753 (Target_arm::Target_arm): Initialize new data members GOT_,
13754 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
13755 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
13756 and Target_arm::rel_dyn_section.
13757 Declare new_enum Target_arm::Got_type.
13758 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
13760 Update commments for member do_dynsym_value.
13761 (Target_arm::got_size, Target_arm::plt_section,
13762 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
13763 new methods inside class defintion.
13764 (Target_arm::got_section): Define new method.
13765 (Target_arm::rel_dyn_section): Same.
13766 (Output_data_plt_arm): New template class.
13767 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
13768 (Output_data_plt_arm:do_adjust_output_section): Define new method.
13769 (Output_data_plt_arm::add_entry): Same.
13770 (Output_data_plt_arm::first_plt_entry): Define new
13771 static data member for PLT instruction template.
13772 (Output_data_plt_arm::plt_entry): Same.
13773 (Output_data_plt_arm::do_write): Define new method.
13774 (Target_arm::make_plt_entry): Same.
13775 (Target_arm::do_finalize_sections): Same.
13776 (Target_arm::do_dynsym_value): Same.
13778 2009-05-28 Doug Kwan <dougkwan@google.com>
13780 * Makefile.am (TARGETSOURCES): Add arm.cc.
13781 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
13782 * Makefile.in: Regenerate.
13783 * arm.cc: New file.
13784 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
13786 2009-05-26 Doug Kwan <dougkwan@google.com>
13788 * options.cc (General_options::parse_exclude_libs). Fix a comment.
13789 (General_options::check_excluded_libs): Strip off directories in
13790 archive name before matching like GNU ld does.
13791 * testsuite/Makefile.am (MOSTLYCLEANFILES,
13792 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
13793 (exclude_libs_test_LDFLAGS): Add linker option
13794 -Wl,--exclude-libs,libexclude_libs_test_3
13795 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
13796 an explicit archive without using -l.
13797 (alt/libexclude_libs_test_3.a): New make rule.
13798 * testsuite/Makefile.in: Regenerate.
13799 * testsuite/exclude_libs_test.c : Declare lib3_default().
13801 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
13802 * exclude_libs_test_3.c: New file.
13804 2009-05-26 Nick Clifton <nickc@redhat.com>
13806 * po/id.po: New Indonesian translation.
13807 * po/gold.pot: Updated template file.
13809 2009-05-22 Sriraman Tallam <tmsriram@google.com>
13811 * testsuite/Makefile.am: Add -ffunction-sections to compile
13812 gc_comdat_test files. Add -Wl,--gc-sections to build
13814 * testsuite/Makefile.in: Regenerate.
13815 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
13817 2009-05-21 Sriraman Tallam <tmsriram@google.com>
13819 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
13820 kept comdat section was garbage collected.
13821 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
13822 * testsuite/Makefile.in: Regenerate.
13823 * testsuite/gc_comdat_test.sh: New file.
13824 * testsuite/gc_comdat_test_1.cc: New file.
13825 * testsuite/gc_comdat_test_2.cc: New file.
13827 2009-05-19 Doug Kwan <dougkwan@google.com>
13829 * archive.cc (Archive::Archive): Move constructor from archive.h
13830 to here. Initialize no_export_.
13831 (Archive::get_elf_object_for_member): Set no_export flag of object.
13832 * archive.h (Archive::Archive): Move constructor body to
13834 (Archive::no_export): New method.
13835 (Archive::no_export_): New field.
13836 * object.h (Object::Object): Initialize no_export_ to false.
13837 (Object::no_export, Object::set_no_export): New methods.
13838 (Object::no_export_): New field.
13839 * options.cc (General_options::parse_exclude_libs): New method.
13840 (General_options::check_excluded_libs) Same.
13841 * options.h (exclude_libs): New option.
13842 (General_options::check_excluded_libs): New method declaration.
13843 (General_options::excluded_libs_): New field.
13844 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
13845 default or protected visibility if an object has no-export flag set.
13846 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
13847 (check_SCRIPTS): Add exclude_libs_test.sh.
13848 (check_DATA): Add exclude_libs_test.syms.
13849 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
13850 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
13851 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
13852 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
13853 (exclude_libs_test.syms, libexclude_libs_test_1.a,
13854 libexclude_libs_test_2.a): New rules.
13855 * testsuite/Makefile.in: Regenerate.
13856 * testsuite/exclude_libs_test.c: New file.
13857 * testsuite/exclude_libs_test.sh: Ditto.
13858 * testsuite/exclude_libs_test_1.c: Ditto.
13859 * testsuite/exclude_libs_test_2.c: Ditto.
13861 2009-05-15 Ian Lance Taylor <iant@google.com>
13863 * configure.ac: Check for declarations for cases where libiberty.h
13864 checks HAVE_DECL_xxx.
13865 * configure, config.in: Rebuild.
13867 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
13869 * gold.h (Incremental_argument_list): Remove (invalid) forward
13871 * incremental.cc (Incremental_inputs::report_achive): New method.
13872 (Incremental_inputs::report_object): New method.
13873 (Incremental_inputs::report_script): New method.
13874 (Incremental_inputs::finalize_inputs): New method.
13875 (Incremental_inputs::finalize): Call finalize_inputs().
13876 (Incremental_inputs::sized_create_incremental_inputs_section_data):
13877 Create inputs entries.
13878 * incremental.h (Incremental_input_type): New enum.
13879 (Incremental_inputs::Incremental_input): Initialize new fields.
13880 (Incremental_inputs::report_inputs): New method.
13881 (Incremental_inputs::report_achive): New method.
13882 (Incremental_inputs::report_object): New method.
13883 (Incremental_inputs::report_script): New method.
13884 (Incremental_inputs::finalize_inputs): New method.
13885 (Incremental_inputs::Input_info): New struct.
13886 (Incremental_inputs::Input_info_map): New typedef.
13887 (Incremental_inputs::lock_): New field.
13888 (Incremental_inputs::Inputs_): New field.
13889 (Incremental_inputs::Inputs_map): New field.
13890 * main.cc (main): Call Incremental_input::report_inputs.
13891 * options.h (Input_argument_list): Typedef moved from
13893 (Input_file_group::Files): Remove, use ::Input_argument_list.
13894 (Input_file_group::Input_argument_list): Remove, use
13895 ::Input_argument_list.
13896 * plugin.cc (Plugin_manager::add_input_file): Add error in
13898 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
13900 * script.cc (read_input_script): Call
13901 Incremental_input::report_script.
13902 * script.h (Script_info): New class.
13904 2009-04-27 Ian Lance Taylor <iant@google.com>
13906 * x86_64.cc (do_adjust_output_section): Set entsize to
13909 2009-04-23 Elliott Hughes <enh@google.com>
13911 * output.cc (Output_file::close): After short writes, continue
13912 writing from the correct offset in the buffer being written.
13914 2009-04-23 Chris Demetriou <cgd@google.com>
13916 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
13917 * configure: Regenerate.
13918 * config.in: Regenerate.
13919 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
13920 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
13922 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
13924 * incremental.cc (Incremental_inputs_header_data): Renamed from
13925 Incremental_input_header_data.
13926 (Incremental_inputs_header_data::data_size): New field.
13927 (Incremental_inputs_header_data::put_input_file_count): Renamed
13928 from input_file_count.
13929 (Incremental_inputs_header_data::put_command_line_offset): Renamed
13930 from command_line_offset.
13931 (Incremental_inputs_header_data::put_reserved): Renamed from
13933 (Incremental_inputs_entry_data): Renamed from
13934 Incremental_input_entry_data.
13935 (Incremental_inputs_entry_data::data_size): New field.
13936 (Incremental_inputs::report_command_line): New method.
13937 (Incremental_inputs::finalize): New method.
13938 (Incremental_inputs::create_incremental_inputs_data): New method.
13939 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
13940 * incremental.h: New file.
13941 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
13942 (Layout::finalize): Create incremental inputs section in
13943 incremental builds.
13944 (Layout::create_incremental_info_sections): New method.
13945 * layout.h (Layout::incremental_inputs): New method.
13946 (Layout::create_incremental_info_sections): New method.
13947 (Layout::incremental_inputs_): New field.
13948 * main.cc (main): Notify Incremental_input of the command line.
13950 2009-04-01 Ian Lance Taylor <iant@google.com>
13951 Mikolaj Zalewski <mikolajz@google.com>
13953 * gold.h (reserve_unordered_map): Define, three versions, one for
13954 each version of Unordered_map.
13955 * layout.cc (Layout::Layout): Remove options parameter. Add
13956 number_of_input_files parameter. Don't initialize options_.
13957 Initialize number_of_input_files_ and resized_signatures_. Move
13958 sections_are_attached_.
13959 (Layout::layout_group): Reserve space for group_signatures_.
13960 (Layout::find_or_add_kept_section): Change name parameter to be a
13961 reference. Resize signatures_ map when it gets large enough.
13962 (Layout::layout_eh_frame): Use parameters->options() instead of
13964 (Layout::make_output_section): Likewise.
13965 (Layout::attach_allocated_section_to_segment): Likewise.
13966 (Layout::finalize, Layout::create_executable_stack): Likewise.
13967 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
13968 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
13969 * layout.h (class Layout): Update declarations. Remove options_
13970 field. Add number_of_input_files_ and resized_signatures_
13971 fields. Move sections_are_attached_ field.
13972 * main.cc (main): Pass number of input files to Layout
13973 constructor. Don't pass options.
13975 2009-03-30 Ian Lance Taylor <iant@google.com>
13977 * ffsll.c (ffsll): Correct implementation.
13979 2009-03-27 Ian Lance Taylor <iant@google.com>
13981 * ffsll.c: New file.
13982 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
13983 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
13984 * ftruncate.c (ftruncate): Declare before definition.
13985 * mremap.c (mremap): Likewise.
13986 * pread.c (pread): Likewise.
13987 * configure, Makefile.in, config.in: Rebuild.
13989 * mremap.c: New file.
13990 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
13991 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
13992 (mremap): Declare if HAVE_MREMAP is not defined.
13993 * configure, Makefile.in, config.in: Rebuild.
13995 2009-03-27 Cary Coutant <ccoutant@google.com>
13997 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
13998 position independent.
13999 * sparc.cc (Target_sparc::check_non_pic): Likewise.
14000 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
14002 2009-03-24 Cary Coutant <ccoutant@google.com>
14004 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
14006 (needs_dynamic_reloc): Likewise.
14008 2009-03-24 Ian Lance Taylor <iant@google.com>
14010 * yyscript.y (file_cmd): Recognize EXTERN.
14011 (extern_name_list, extern_name_list_body): New nonterminals.
14012 * script.cc (script_add_extern): Define.
14013 * script-c.h (script_add_extern): Declare.
14015 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
14017 * object.cc (is_elf_object): Define.
14018 * object.h (is_elf_object): Declare.
14019 * archive.cc (Archive::get_elf_object_for_member): Call
14021 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
14023 2009-03-24 Elliott Hughes <enh@google.com>
14025 * output.cc (Output_file::map_anonymous): Define.
14026 (Output_file::map): Use map_anonymous. If the regular mmap fails,
14027 try an anonymous one. Report the size if the mmap fails.
14028 * output.h (class Output_file): Declare map_anonymous.
14030 2009-03-24 Ian Lance Taylor <iant@google.com>
14032 * target-select.cc (instantiate_target): Don't acquire the lock if
14033 the instantiated_target_ field has already been set.
14035 2009-03-23 Ian Lance Taylor <iant@google.com>
14037 * gold-threads.h (class Initialize_lock): Define.
14038 * gold-threads.cc (class Initialize_lock_once): Define.
14039 (initialize_lock_control): New static variable.
14040 (initialize_lock_pointer): New static variable.
14041 (initialize_lock_once): New static function.
14042 (Initialize_lock::Initialize_lock): Define.
14043 (Initialize_lock::initialize): Define.
14044 * target-select.h: Include "gold-threads.h".
14045 (class Target_selector): Add lock_ and initialize_lock_ fields.
14046 Don't define instantiate_target, just declare it.
14047 * target-select.cc (Target_selector::Target_selector): Initialize
14049 (Target_selector::instantiate_target): Define.
14050 * descriptors.h: Include "gold-threads.h".
14051 (class Descriptors): Add initialize_lock_ field.
14052 * descriptors.cc (Descriptors::Descriptors): Initialize new
14054 (Descriptors::open): Use initialize_lock_ field
14055 * errors.h (class Errors): Add initialize_lock_ field.
14056 * errors.cc (Errors::Errors): Initialize new field.
14057 (Errors::initialize_lock): Use initialize_lock_ field.
14058 * powerpc.cc (class Target_selector_powerpc): Remove
14059 instantiated_target_ field. In do_recognize call
14060 instantiate_target rather than do_instantiate_target. In
14061 do_instantiate_target just allocate a new target.
14062 * sparc.cc (class Target_selector_sparc): Likewise.
14064 * freebsd.h: New file.
14065 * i386.cc: Include "freebsd.h".
14066 (Target_i386): Derive from Target_freebsd rather than
14068 (Target_selector_i386): Derive from Target_selector_freebsd rather
14069 than Target_selector.
14070 * x86_64.cc: Include "freebsd.h".
14071 (Target_x86_64): Derive from Target_freebsd rather than
14073 (Target_selector_x86_64): Derive from Target_selector_freebsd
14074 rather than Target_selector.
14075 * target.h (class Target): Add adjust_elf_header and
14076 do_adjust_elf_header.
14077 * output.cc (Output_file_header:: do_sized_write): Call target
14078 adjust_elf_header routine.
14079 * configure.tgt: Set targ_osabi.
14080 * configure.ac: Define GOLD_DEFAULT_OSABI.
14081 * parameters.cc (Parameters::default_target): Pass
14082 GOLD_DEFAULT_OSABI to select_target.
14083 * target-select.h (class Target_selector): Make instantiate_target
14084 protected rather than private.
14085 * Makefile.am (HFILES): Add freebsd.h.
14086 * configure, Makefile.in, config.in: Rebuild.
14088 * merge.cc (do_add_input_section): Correct pend value. Change
14089 message about last entry not being null terminated from error to
14092 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
14094 * incremental.cc: New file.
14095 * Makefile.am (CCFILES): Add incremental.cc.
14096 * Makefile.in: Rebuild.
14098 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
14100 * layout.cc (Layout::output_section_name): Preserve names
14101 of '.note.' sections.
14103 2009-03-19 Ian Lance Taylor <iant@google.com>
14105 * descriptors.cc (Descriptors::open): Check that the options are
14106 valid before using them.
14108 2009-03-18 Ian Lance Taylor <iant@google.com>
14110 * script-sections.h: Include <list>.
14111 (class Script_sections): Change Sections_elements from std::vector
14112 to std::list. Typedef public Elements_iterator. Add
14113 orphan_section_placement_, data_segment_align_start_, and
14114 saw_data_segment_align_ fields. Remove data_segment_align_index_
14116 * script-sections.cc (class Orphan_section_placement): New class.
14117 (class Sections_element): Add virtual functions is_relro and
14118 orphan_section_init. Remove virtual function place_orphan_here.
14119 (class Output_section_definition): Add is_relro and
14120 orphan_section_init. Remove place_orphan_here.
14121 (class Orphan_output_section): Likewise.
14122 (Script_sections::Script_sections): Update for field changes.
14123 (Script_sections::data_segment_align): Set saw_data_segment_align_
14124 and data_segment_align_start_, not data_segment_align_index.
14125 (Script_sections::data_segment_relro_end): Check
14126 saw_data_segment_align_. Use data_segment_align_start_ rather
14127 than data_segment_align_index_.
14128 (Script_sections::place_orphan): Rewrite to use
14129 Orphan_section_placement.
14131 2009-03-17 Ian Lance Taylor <iant@google.com>
14133 * archive.cc (Archive::add_symbols): Check for a version attached
14134 to the symbol name in the archive map.
14135 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
14136 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
14137 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
14138 (ver_test_11.a): New target.
14139 * testsuite/Makefile.in: Rebuild.
14141 * configure.ac: Check for chsize and posix_fallocate. Replace
14143 * ftruncate.c: New file, from gnulib.
14144 * output.cc (posix_fallocate): Define dummy version if not
14145 HAVE_POSIX_FALLOCATE.
14146 (Output_file::map): Call posix_fallocate rather than lseek and
14148 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
14149 * configure, Makefile.in, config.in: Rebuild.
14151 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
14153 * layout.h (Layout::create_note): Add section_name parameter.
14154 * layout.cc (Layout::create_note): Likewise.
14155 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
14157 2009-03-17 Ian Lance Taylor <iant@google.com>
14159 * descriptors.cc: Include "options.h".
14160 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
14161 (Descriptors::open): Always use O_CLOEXEC when opening a new
14162 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
14163 then set FD_CLOEXEC.
14165 * sparc.cc (class Target_sparc): Add has_got_section.
14166 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
14167 make sure we have a GOT section.
14169 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
14170 (Target_sparc::Scan::local): Likewise.
14171 (Target_sparc::Scan::global): Likewise.
14172 (Target_sparc::Relocate::relocate): Likewise.
14173 (Target_sparc::Relocate::relocate_tls): Likewise.
14175 * symtab.cc (Symbol_table::define_default_version): New function,
14176 broken out of add_from_object.
14177 (Symbol_table::add_from_object): Call define_default_version.
14178 (Symbol_table::define_special_symbol): Add resolve_oldsym
14179 parameter. Change all callers. If the version for a symbol comes
14180 from a version script, resolve it with the symbol with the same
14181 name with no version. Also add the symbol without a version if
14183 (do_define_in_output_data): If resolving with oldsym, don't delete
14185 (do_define_in_output_segment): Likewise.
14186 (do_define_as_constant): Likewise.
14187 * symtab.h (class Symbol_table): Update declarations.
14189 2009-03-13 Ian Lance Taylor <iant@google.com>
14191 * readsyms.cc (Read_symbols::incompatible_warning): New function.
14192 (Read_symbols::requeue): New function.
14193 (Read_symbols::do_read_symbols): If make_elf_object fails because
14194 the target type is not configured, and the file was searched for,
14195 issue a warning and retry with the next directory.
14196 (Add_symbols::run): If the file has an incompatible format, and
14197 it was searched for, requeue the Read_symbols task. On error,
14198 release the object.
14199 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
14200 dirindex parameter to constructor. Change all callers. Declare
14201 incompatible_warning and requeue.
14202 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
14203 input_argument_ and input_group_ fields. Add them to
14204 constructor. Change all callers.
14205 (class Read_script): Add dirindex_ field. Add it to constructor.
14206 Change all callers.
14207 * archive.cc (Archive::setup): Remove input_objects parameter.
14208 Change all callers.
14209 (Archive::get_file_and_offset): Likewise.
14210 (Archive::read_all_symbols): Likewise.
14211 (Archive::read_symbols): Likewise.
14212 (Archive::get_elf_object_for_member): Remove input_objects
14213 parameter. Add punconfigured parameter. Change all callers.
14214 (Archive::add_symbols): Change return type to bool. Check return
14215 value of include_member.
14216 (Archive::include_all_members): Likewise.
14217 (Archive::include_member): Change return type to bool. Return
14218 false if first included object has incompatible target. Set
14219 included_member_ field.
14220 (Add_archive_symbols::run): If add_symbols returns false, requeue
14222 * archive.h (class Archive): Add included_member_ field.
14223 Initialize it in constructor. Add input_file and searched_for
14224 methods. Update declarations.
14225 (class Add_archive_symbols): Add dirpath_, dirindex_, and
14226 input_argument_ fields. Add them to constructor. Change all
14228 * script.cc: Include "target-select.h".
14229 (class Parser_closure): Add skip_on_incompatible_target_ and
14230 found_incompatible_target_ fields. Add
14231 skip_on_incompatible_target parameter to constructor. Change all
14232 callers. Add methods skip_on_incompatible_target,
14233 clear_skip_on_incompatible_target, found_incompatible_target, and
14234 set_found_incompatible_target.
14235 (read_input_script): Add dirindex parameter. Change all callers.
14236 If parser finds an incompatible target, requeue Read_symbols
14238 (script_set_symbol): Clear skip_on_incompatible_target in
14240 (script_add_assertion, script_parse_option): Likewise.
14241 (script_start_sections, script_add_phdr): Likewise.
14242 (script_check_output_format): New function.
14243 * script.h (read_input_script): Update declaration.
14244 * script-c.h (script_check_output_format): Declare.
14245 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
14246 (ignore_cmd): Remove OUTPUT_FORMAT.
14247 * fileread.cc (Input_file::Input_file): Add explicit this.
14248 (Input_file::will_search_for): New function.
14249 (Input_file::open): Add pindex parameter. Change all callers.
14250 * fileread.h (class Input_file): Add input_file_argument method.
14251 Declare will_search_for. Update declarations.
14252 * object.cc (make_elf_object): Add punconfigured parameter.
14253 Change all callers.
14254 * object.h (class Object): Make input_file public. Add
14255 searched_for method.
14256 (make_elf_object): Update declaration.
14257 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
14259 * dirsearch.h (class Dirsearch): Update declaration.
14260 * options.h (class General_options): Add --warn-search-mismatch.
14261 * parameters.cc (Parameters::is_compatible_target): New function.
14262 * parameters.h (class Parameters): Declare is_compatible_target.
14263 * workqueue.cc (Workqueue::add_blocker): New function.
14264 * workqueue.h (class Workqueue): Declare add_blocker.
14266 * fileread.cc (Input_file::open): Remove options parameter.
14267 Change all callers.
14268 (Input_file::open_binary): Likewise.
14269 * script.cc (read_input_script): Likewise.
14270 * readsyms.h (class Read_symbols): Remove options_ field. Remove
14271 options parameter from constructor. Change all callers.
14272 (class Read_script): Likewise.
14273 * fileread.h (class Input_file): Update declarations.
14274 * script.h (read_input_script): Update declaration.
14276 2009-03-10 Nick Clifton <nickc@redhat.com>
14278 * po/es.po: New Spanish translation.
14280 2009-03-06 Cary Coutant <ccoutant@google.com>
14282 * options.cc (parse_short_option): Keep dash_z from registering itself.
14284 2009-03-03 Ian Lance Taylor <iant@google.com>
14287 * target-reloc.h (relocate_section): Pass output_section to
14289 * i386.cc (Target_i386::should_apply_static_reloc): Add
14290 output_section parameter. Change all callers.
14291 (Target_i386::Relocate::relocate): Add output_section parameter.
14292 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
14293 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
14294 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
14295 * testsuite/two_file_shared.sh: New script.
14296 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
14297 (check_DATA): Add two_file_shared.dbg.
14298 (two_file_shared.dbg): New target.
14299 * testsuite/Makefile.in: Rebuild.
14301 2009-03-01 Ian Lance Taylor <iant@google.com>
14303 * configure.ac: Check for byteswap.h.
14304 * configure: Rebuild.
14305 * config.in: Rebuild.
14307 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
14309 * layout.cc (Layout::find_or_add_kept_section): New function.
14310 (Layout::add_comdat): Removed.
14311 * layout.h (struct Kept_section): Move out of class Layout.
14312 Remove trailing underscores from field names. Add group_sections
14313 field. Rename group_ field to is_group. Change all uses.
14314 (class Layout): Declare find_or_add_kept_section, not add_comdat.
14315 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
14316 comdat_groups_ field.
14317 (Sized_relobj::include_section_group): Use
14318 find_or_add_kept_section and Kept_section::group_sections.
14319 (Sized_relobj::include_linkonce_section): Likewise.
14320 * object.cc (class Sized_relobj): Don't define Comdat_group or
14321 Comdat_group_table. Remove find_comdat_group and
14322 add_comdat_group. Remove comdat_groups_ field.
14323 * plugin.cc (include_comdat_group): Use
14324 Layout::find_or_add_kept_section.
14326 2009-02-28 Ian Lance Taylor <iant@google.com>
14328 * README: --gc-sections and map files are now supported. Document
14329 some build requirements.
14332 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
14333 relocatable link set the value of the section symbol to zero.
14334 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
14335 relocatable link don't include the section address in the local
14338 2009-02-27 Ian Lance Taylor <iant@google.com>
14341 * options.h (class Search_directory): Add is_system_directory.
14342 (class General_options): Declare is_in_system_directory.
14343 * options.cc (get_relative_sysroot): Make static.
14344 (get_default_sysroot): Make static.
14345 (General_optoins::is_in_system_directory): New function.
14346 * fileread.cc (Input_file::is_in_system_directory): New function.
14347 * fileread.h (class Input_file): Declare is_in_system_directory.
14348 * object.h (class Object): Add is_in_system_directory.
14349 (class Input_objects): Remove system_library_directory_ field.
14350 * object.cc (Input_objects::add_object): Don't set
14351 system_library_directory_.
14352 (input_objects::found_in_system_library_directory): Remove.
14353 * symtab.cc (Symbol_table::write_globals): Remove input_objects
14354 parameter. Change all callers.
14355 (Symbol_table::sized_write_globals): Likewise.
14356 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
14357 Call Object::is_in_system_directory.
14358 * symtab.h (class Symbol_table): Update declarations.
14361 * descriptors.h (Open_descriptor): Add is_on_stack field.
14362 * descriptors.cc (Descriptors::open): If the descriptor is on the
14363 top of the stack, remove it. Initialize is_on_stack field.
14364 (Descriptors::release): Only add pod to stack if it is not on the
14366 (Descriptors::close_some_descriptor): Clear stack_next and
14367 is_on_stack fields.
14370 * output.cc (Output_section::find_starting_output_address): Rename
14371 from starting_output_address; add PADDR parameter; change return
14373 * output.h (class Output_section): Declare
14374 find_starting_output_address instead of starting_output_address.
14375 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
14376 section symbol for which we can't find a merge section.
14379 * symtab.cc (Symbol_table::add_from_object): If the visibility is
14380 hidden or internal, force the symbol to be local.
14381 * resolve.cc (Symbol::override_visibility): Define.
14382 (Symbol::override_base): Use override_visibility.
14383 (Symbol_table::resolve): Likewise.
14384 (Symbol::override_base_with_special): Likewise.
14385 (Symbol_table::override_with_special): If the visibility is hidden
14386 or internal, force the symbol to be local.
14387 * symtab.h (class Symbol): Add set_visibility and
14388 override_visibility.
14389 * testsuite/ver_test_1.sh: New file.
14390 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
14391 (check_DATA): Add ver_test_1.syms.
14392 (ver_test_1.syms): New target.
14393 * testsuite/Makefile.in: Rebuild.
14395 2009-02-25 Cary Coutant <ccoutant@google.com>
14397 * layout.cc (Layout::choose_output_section): Don't rename sections
14398 when using a linker script that has a SECTIONS clause.
14399 * Makefile.in: Regenerate.
14401 * testsuite/Makefile.am (script_test_5.sh): New test case.
14402 * testsuite/Makefile.in: Regenerate.
14403 * testsuite/script_test_5.cc: New file.
14404 * testsuite/script_test_5.sh: New file.
14405 * testsuite/script_test_5.t: New file.
14407 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
14409 * archive.cc (Archive::include_member): Update calls to add_symbols.
14410 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
14411 the Layout argument.
14412 * dynobj.h (do_add_symbols): Add the Layout argument.
14413 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
14415 * object.h (Object::add_symbols): Add the Layout argument.
14416 (Object::do_add_symbols): Add the Layout argument.
14417 (Sized_relobj::do_add_symbols): Add the Layout argument.
14418 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
14419 Unify the two versions.
14420 (Add_plugin_symbols): Remove.
14421 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
14422 (Sized_pluginobj::do_add_symbols): Unify the two versions.
14423 (Add_plugin_symbols): Remove.
14424 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
14425 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
14426 (Add_symbols::run): Make it work with Pulginobj.
14428 2009-02-06 Ian Lance Taylor <iant@google.com>
14430 * object.cc (Sized_relobj::do_layout): Make info message start
14431 with lower case letter.
14433 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
14435 * binary.cc: Fix file comment.
14437 * options.h (enum Incremental_disposition): Define.
14438 (class General_options): Add new options: --incremental,
14439 --incremental_changed, --incremental_unchanged,
14440 --incremental_unknown. Add incremental_disposition_ and
14441 implicit_incremental_ fields.
14442 (General_options::incremental_disposition): New function.
14443 (class Position_dependent_options): Add incremental_disposition
14445 (Position_dependent_options::copy_from_options): Set incremental
14447 * options.cc (General_options::parse_incremental_changed): New
14449 (General_options::parse_incremental_unchanged): New function.
14450 (General_options::parse_incremental_unknown): New function.
14451 (General_options::General_options): Initialize new fields
14452 incremental_disposition_ and implicit_incremental_.
14453 (General_options::finalize): Check for uasge of --incremental-*
14454 without --incremental.
14456 2009-02-06 Chris Demetriou <cgd@google.com>
14458 * gold.h (gold_undefined_symbol): Change to take only a Symbol
14459 pointer and to report location as the file name associated with
14461 (gold_undefined_symbol_at_location): New function to replace the
14462 old gold_undefined_symbol functionality.
14463 * target-reloc.h (relocate_section): Update to use
14464 gold_undefined_symbol_at_location.
14465 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
14466 Call gold_undefined_symbol function rather than gold_error.
14467 * errors.h (Errors::undefined_symbol): Take location as a
14468 string, rather than calculating it from a relocation.
14469 * errors.cc (Errors::fatal): Print "fatal error:" before the
14471 (Errors::error, Errors::error_at_location): Print "error: "
14472 before the formatted message.
14473 (Errors::undefined_symbol): Take location as a string, rather
14474 than calculating it from a relocation.
14475 (gold_undefined_symbol_at_location): New function akin to
14476 old gold_undefined_symbol, calculates location from relocation.
14477 (gold_undefined_symbol): Change to take only a Symbol pointer
14478 and to report location as the file name associated with the symbol.
14479 * testsuite/debug_msg.sh: Update for changed error messages.
14480 * testsuite/undef_symbol.sh: Likewise.
14482 2009-02-04 Duncan Sands <baldrick@free.fr>
14485 * reduced_debug_output.h
14486 (Output_reduced_debug_abbrev_section::failed): Use format for
14488 (Output_reduced_debug_info_section::faild): Likewise.
14490 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
14492 * script.cc (Lazy_demangler): New class.
14493 (Version_script_info::get_symbol_version_helper): Demangle a
14496 2009-01-29 Cary Coutant <ccoutant@google.com>
14498 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
14500 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
14502 2009-01-28 Ian Lance Taylor <iant@google.com>
14504 * version.cc (version_string): Bump to 1.9.
14506 * gold.h: Include <cstring> and <stdint.h>.
14507 * version.cc: Include <cstdio>.
14508 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
14510 * reduced_debug_output.cc (insert_into_vector): Rename from
14511 Insert_into_vector; change all callers. Use Swap_unaligned to
14512 avoid aliasing issue; remove union since it is unnecessary.
14514 2009-01-27 Sriraman Tallam <tmsriram@google.com>
14516 * Makefile.am (CCFILES): Add gc.cc.
14517 (HFILES): Add gc.h.
14518 * Makefile.in: Regenerate.
14519 * gold.cc (Gc_runner): New class.
14520 (queue_initial_tasks): Call garbage collection related tasks
14521 when corresponding options are invoked.
14522 (queue_middle_gc_tasks): New function.
14523 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
14524 processed early before laying out sections during garbage collection.
14525 * gold.h (queue_middle_gc_tasks): New function.
14526 (is_prefix_of): Move from "layout.cc".
14527 * i386.cc (Target_i386::gc_process_relocs): New function.
14528 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
14529 * main.cc (main): Create object of class "Garbage_collection".
14530 * object.cc (Relobj::copy_symbols_data): New function.
14531 (Relobj::is_section_name_included): New function.
14532 (Sized_relobj::do_layout): Allow this function to be called twice
14533 during garbage collection and defer layout of section during the
14535 * object.h (Relobj::get_symbols_data): New function.
14536 (Relobj::is_section_name_included): New function.
14537 (Relobj::copy_symbols_data): New function.
14538 (Relobj::set_symbols_data): New function.
14539 (Relobj::get_relocs_data): New function.
14540 (Relobj::set_relocs_data): New function.
14541 (Relobj::is_output_section_offset_invalid): New pure virtual function.
14542 (Relobj::gc_process_relocs): New function.
14543 (Relobj::do_gc_process_relocs): New pure virtual function.
14544 (Relobj::sd_): New data member.
14545 (Sized_relobj::is_output_section_offset_invalid): New function.
14546 (Sized_relobj::do_gc_process_relocs): New function.
14547 * options.h (General_options::gc_sections): Modify to not be a no-op.
14548 (General_options::print_gc_sections): New option.
14549 * plugin.cc (Plugin_finish::run): Remove function call to
14550 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
14551 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
14552 * reloc.cc (Read_relocs::run): Add task to process relocs and
14553 determine unreferenced sections when doing garbage collection.
14554 (Gc_process_relocs): New class.
14555 (Sized_relobj::do_gc_process_relocs): New function.
14556 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
14557 sections that are garbage collected.
14558 * reloc.h (Gc_process_relocs): New class.
14559 * sparc.cc (Target_sparc::gc_process_relocs): New function.
14560 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
14561 symbols whose corresponding sections are garbage collected.
14562 (Symbol_table::Symbol_table): Add new parameter for the garbage
14564 (Symbol_table::gc_mark_undef_symbols): New function.
14565 (Symbol_table::gc_mark_symbol_for_shlib): New function.
14566 (Symbol_table::gc_mark_dyn_syms): New function.
14567 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
14569 (Symbol_table::add_from_object): Likewise.
14570 (Symbol_table::add_from_relobj): When building shared objects, do not
14571 treat externally visible symbols as garbage.
14572 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
14573 table information for static and relocatable links.
14574 * symtab.h (Symbol_table::set_gc): New function.
14575 (Symbol_table::gc): New function.
14576 (Symbol_table::gc_mark_undef_symbols): New function.
14577 (Symbol_table::gc_mark_symbol_for_shlib): New function.
14578 (Symbol_table::gc_mark_dyn_syms): New function.
14579 (Symbol_table::gc_): New data member.
14580 * target.h (Sized_target::gc_process_relocs): New pure virtual
14582 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
14583 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
14585 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
14587 * options.h (General_options::gc_sections): Define as a no-op for now.
14588 (General_options::no_keep_memory): Ditto.
14589 (General_options::Bshareable): Define.
14590 * options.cc (General_options::finalize): Honor -Bshareable.
14592 2009-01-20 Andreas Schwab <schwab@suse.de>
14594 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
14595 read the value in the contents, since we don't use it. Use the
14596 template endianness when writing.
14597 (Relocate::relocate): Use it for R_PPC_REL16_HA.
14599 2009-01-19 Andreas Schwab <schwab@suse.de>
14601 * configure.tgt (powerpc64-*): Fix targ_obj.
14603 2009-01-15 Ian Lance Taylor <iant@google.com>
14605 * object.cc (Sized_relobj::write_local_symbols): Don't write out
14606 local symbols when stripping all symbols.
14608 2009-01-14 Cary Coutant <ccoutant@google.com>
14610 * output.cc (Output_reloc): Add explicit instantiations.
14612 2009-01-14 Cary Coutant <ccoutant@google.com>
14614 * archive.cc (Archive::get_elf_object_for_member): Remove call
14615 to File_read::claim_for_plugin.
14616 * descriptors.cc (Descriptors::open): Remove reference to
14618 (Descriptors::claim_for_plugin): Remove.
14619 * descriptors.h (Descriptors::claim_for_plugin): Remove.
14620 (Descriptors::is_claimed): Remove.
14621 (claim_descriptor_for_plugin): Remove.
14622 * fileread.cc (File_read::claim_for_plugin): Remove.
14623 * fileread.h (File_read::claim_for_plugin): Remove.
14624 (File_read::descriptor): Reopen descriptor if necessary.
14625 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
14626 (Plugin_manager::all_symbols_read): Add task parameter. Change
14628 (Plugin_manager::get_input_file): New function.
14629 (Plugin_manager::release_input_file): New function.
14630 (Pluginobj::Pluginobj): Add filesize parameter and initialize
14631 corresponding data member.
14632 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
14633 and pass to base constructor. Change all callers.
14634 (get_input_file, release_input_file): New functions.
14635 (make_sized_plugin_object): Add filesize parameter. Change all callers.
14636 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
14637 (Plugin_manager::all_symbols_read): Add task parameter.
14638 (Plugin_manager::get_input_file): New function.
14639 (Plugin_manager::release_input_file): New function.
14640 (Plugin_manager::task_): New data member.
14641 (Pluginobj::Pluginobj): Add filesize parameter.
14642 (Pluginobj::filename): New function.
14643 (Pluginobj::descriptor): New function.
14644 (Pluginobj::filesize): New function.
14645 (Pluginobj::filesize_): New data member.
14646 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
14647 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
14648 File_read::claim_for_plugin; use Object::unlock to unlock the file.
14650 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
14651 with archive libraries.
14652 * testsuite/Makefile.in: Regenerate.
14653 * testsuite/plugin_test.c (struct sym_info): New type.
14654 (get_input_file, release_input_file): New static variables.
14655 (onload): Capture new transfer vector entries.
14656 (claim_file_hook): Stop reading at end of file according to filesize.
14657 Factor out parsing of readelf output into separate function.
14658 (all_symbols_read_hook): Exercise get_input_file and release_input_file
14659 APIs and get the source file name from the symbol table. Convert
14660 source file name to corresponding object file name. Print info
14661 message when adding new input files.
14662 (parse_readelf_line): New function.
14663 * testsuite/plugin_test_1.sh: Add checks for new info messages.
14664 * testsuite/plugin_test_2.sh: Likewise.
14665 * testsuite/plugin_test_3.sh: Likewise.
14666 * testsuite/plugin_test_4.sh: New test case.
14668 2009-01-07 Ian Lance Taylor <iant@google.com>
14670 * version.cc (version_string): Bump to 1.8.
14672 2008-12-23 Cary Coutant <ccoutant@google.com>
14674 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
14675 * plugin.cc (Plugin_manager::finish): Rename as
14676 layout_deferred_objects. Move cleanup to separate function.
14677 (Plugin_manager::cleanup): New function.
14678 (Plugin_finish::run): Call layout_deferred_objects and cleanup
14680 * plugin.h (Plugin_manager::finish): Rename as
14681 layout_deferred_objects.
14682 (Plugin_manager::cleanup): New function.
14683 (Plugin_manager::cleanup_done): New field.
14685 2008-12-23 Cary Coutant <ccoutant@google.com>
14687 * plugin.cc (is_visible_from_outside): New function.
14688 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
14689 so we don't return "IR only" status for exported symbols or -r links.
14691 * testsuite/Makefile.am (plugin_test_3): New test case.
14692 * testsuite/Makefile.in: Regenerate.
14693 * testsuite/plugin_test_3.sh: New file.
14695 2008-12-22 Cary Coutant <ccoutant@google.com>
14697 * object.cc (Sized_relobj::layout_section): New function.
14698 (Sized_relobj::do_layout): Defer layout of input sections until after
14699 plugin has provided replacement files.
14700 (Sized_relobj::do_layout_deferred_sections): New function.
14701 * object.h (Relobj::set_section_offset): Remove virtual keyword.
14702 (Relobj::layout_deferred_sections): New function.
14703 (Relobj::do_layout_deferred_sections): New function.
14704 (Sized_relobj::do_layout_deferred_sections): New function.
14705 (Sized_relobj::layout_section): New function.
14706 (Sized_relobj::Deferred_layout): New structure.
14707 (Sized_relobj::deferred_layout_): New field.
14708 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
14709 Change all callers. Layout deferred sections.
14710 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
14712 (Plugin_hook::run): Move code from do_plugin_hook inline.
14713 (Plugin_hook::do_plugin_hook): Remove.
14714 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
14715 (Plugin_manager::finish): Renamed, was cleanup.
14716 (Plugin_manager::should_defer_layout): New function.
14717 (Plugin_manager::add_deferred_layout_object): New function.
14718 (Plugin_manager::Deferred_layout_list): New type.
14719 (Plugin_manager::deferred_layout_objects_): New field.
14720 (Plugin_hook::do_plugin_hook): Remove.
14722 2008-12-17 Ian Lance Taylor <iant@google.com>
14724 * options.h (class General_options): Add --no case for
14727 2008-12-16 Cary Coutant <ccoutant@google.com>
14729 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
14731 (Plugin_manager::claim_file): Create plugin object even if
14732 plugin did not call the add_symbols callback.
14733 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
14734 asking for more symbols than were added.
14735 * testsuite/Makefile.am (plugin_test_1): Add test case with
14737 (empty.syms): New target.
14738 * testsuite/Makefile.in: Regenerate.
14739 * testsuite/plugin_test.c (claim_file_hook): Add new debug
14740 message. Don't call add_symbols if no globals.
14741 (all_symbols_read_hook): Don't provide replacement for empty
14744 2008-12-12 Ian Lance Taylor <iant@google.com>
14746 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
14747 r_type == 0 for a local symbol with r_sym == 0.
14748 (scan_relocatable_relocs): Pass r_sym to
14749 local_non_section_strategy.
14750 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
14753 * configure.ac: Update test for TLS descriptors: they are
14754 supported as of glibc 2.9.
14755 * configure: Rebuild.
14757 2008-12-11 Ian Lance Taylor <iant@google.com>
14760 * target-reloc.h (Default_scan_relocatable_relocs): For each
14761 function, map r_type == 0 to RELOC_DISCARD.
14763 2008-12-10 Cary Coutant <ccoutant@google.com>
14765 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
14766 object to override a kept COMDAT group from a plugin object.
14768 2008-12-09 Ian Lance Taylor <iant@google.com>
14771 * yyscript.y (file_cmd): Handle INPUT.
14773 * testsuite/initpri1.c: Change all declarations to be full
14774 prototypes by adding void, to avoid compiler warnings.
14776 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
14778 * options.cc (General_options::parse_plugin_opt): New.
14779 (General_options::add_plugin): The argument now is just the filename.
14780 (General_options::add_plugin_option): New.
14781 * options.h (plugin_opt): New.
14782 (add_plugin): Change argument name.
14783 (add_plugin_option): New.
14784 * plugin.cc (Plugin::load): Don't parse the plugin option.
14785 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
14786 (Plugin::add_option): New.
14787 (Plugin::args_): Change type.
14788 (Plugin::filename_): New.
14789 (Plugin_manager::add_plugin_option): New.
14790 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
14791 * testsuite/Makefile.in: Regenerate.
14793 2008-12-05 Cary Coutant <ccoutant@google.com>
14795 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
14796 Handle --strip-lto-sections option.
14797 * options.h (strip_lto_sections): New option.
14799 2008-12-01 Cary Coutant <ccoutant@google.com>
14801 * plugin.cc (ld_plugin_message): Change format parameter to const.
14802 Fix mismatch between new[] and delete.
14804 2008-11-14 Cary Coutant <ccoutant@google.com>
14806 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
14809 2008-11-05 Craig Silverstein <csilvers@google.com>
14811 * options.cc (General_options::parse_dynamic_list): New function.
14812 * options.h (General_options): New flags dynamic_list,
14813 dynamic_list_data, dynamic_list_cpp_new, and
14814 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
14815 (General_options::in_dynamic_list): New function.
14816 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
14817 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
14818 (Lex::can_continue_name): Likewise.
14820 (read_script_file): New parameter script_options.
14821 (read_dynamic_list): New function.
14822 (Script_options::define_dynamic_list): New function.
14823 (dynamic_list_keyword_parsecodes): New variable.
14824 (dynamic_list_keywords): New variable.
14825 * script.h (Script_options::define_dynamic_list): New function
14827 (read_dynamic_list): New function prototype.
14828 * symtab.cc (strprefix): New macro.
14829 (Symbol::should_add_dynsym_entry): Support dynamic_list,
14830 dynamic_list_data, dynamic_list_cpp_new, and
14831 dynamic_list_cpp_typeinfo.
14832 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
14833 (dynamic_list_expr): New rule.
14834 (dynamic_list_nodes): Likewise.
14835 (dynamic_list_node): Likewise.
14836 * testsuite/Makefile.am (dynamic_list): New test.
14837 * testsuite/Makefile.in: Regenerated.
14838 * testsuite/dynamic_list.t: New file.
14839 * testsuite/dynamic_list.sh: New file.
14841 2008-11-05 Craig Silverstein <csilvers@google.com>
14843 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
14844 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
14845 (t11_last): Likewise.
14846 * testsuite/ver_test_6.c (main): Likewise.
14848 2008-10-07 Cary Coutant <ccoutant@google.com>
14850 * options.c (General_options::finalize): Add check for -static and
14852 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
14855 2008-10-02 Cary Coutant <ccoutant@google.com>
14857 * plugin.cc (make_sized_plugin_object): Fix conditional
14858 compilation to work when not all targets are enabled.
14860 2008-09-29 Cary Coutant <ccoutant@google.com>
14862 * archive.cc (Archive::get_file_and_offset): Use filename instead
14863 of name to get library path.
14864 (Archive::include_member): Unlock external member of a thin archive.
14866 * testsuite/Makefile.am (TEST_AR): New variable.
14867 (thin_archive_test_1): New test.
14868 (thin_archive_test_2): New test.
14869 * testsuite/Makefile.in: Regenerate.
14870 * testsuite/thin_archive_main.cc: New file.
14871 * testsuite/thin_archive_test_1.cc: New file.
14872 * testsuite/thin_archive_test_2.cc: New file.
14873 * testsuite/thin_archive_test_3.cc: New file.
14874 * testsuite/thin_archive_test_4.cc: New file.
14876 2008-09-29 Cary Coutant <ccoutant@google.com>
14878 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
14879 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
14881 (Sized_relobj::do_finalize_local_symbols): Likewise.
14882 (Sized_relobj::map_to_kept_section): Likewise.
14883 * object.h (Sized_relobj::invalid_address): New constant.
14884 (Sized_relobj::do_output_section_offset): Check for invalid_address
14886 * output.cc (Output_reloc::local_section_offset): Use constant
14887 invalid_address instead of -1U.
14888 (Output_reloc::get_address): Likewise.
14889 (Output_section::output_address): Change -1U to -1ULL.
14890 * output.h (Output_reloc::invalid_address): New constant.
14891 * reloc.cc (Sized_relobj::write_sections): Use constant
14892 invalid_address instead of -1U.
14893 (Sized_relobj::relocate_sections): Likewise.
14894 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
14895 values for merge sections.
14896 * target-reloc.h (relocate_for_relocatable): Use constant
14897 invalid_address instead of -1U.
14899 2008-09-19 Cary Coutant <ccoutant@google.com>
14901 Add plugin functionality for link-time optimization (LTO).
14902 * configure.ac (plugins): Add --enable-plugins option.
14903 * configure: Regenerate.
14904 * config.in: Regenerate.
14905 * Makefile.am (LIBDL): New variable.
14906 (CCFILES): Add plugin.cc.
14907 (HFILES): Add plugin.h.
14908 (ldadd_var): Add LIBDL.
14909 * Makefile.in: Regenerate.
14911 * archive.cc: Include "plugin.h".
14912 (Archive::setup): Don't preread archive symbols when using a plugin.
14913 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
14914 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
14916 (Archive::include_member): Add symbols from plugin objects.
14917 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
14918 * descriptors.cc (Descriptors::open): Check for file descriptors
14919 abandoned by plugins.
14920 (Descriptors::claim_for_plugin): New function.
14921 * descriptors.h (Descriptors::claim_for_plugin): New function.
14922 (Open_descriptor::is_claimed): New field.
14923 (claim_descriptor_for_plugin): New function.
14924 * fileread.cc (File_read::claim_for_plugin): New function.
14925 * fileread.h (File_read::claim_for_plugin): New function.
14926 (File_read::descriptor): New function.
14927 * gold.cc: Include "plugin.h".
14928 (queue_initial_tasks): Add task to call plugin hooks for generating
14930 * main.cc: Include "plugin.h".
14931 (main): Load plugin libraries.
14932 * object.h (Pluginobj): Declare.
14933 (Object::pluginobj): New function.
14934 (Object::do_pluginobj): New function.
14935 (Object::set_target): New function.
14936 * options.cc: Include "plugin.h".
14937 (General_options::parse_plugin): New function.
14938 (General_options::General_options): Initialize plugins_ field.
14939 (General_options::add_plugin): New function.
14940 * options.h (Plugin_manager): Declare.
14941 (General_options): Add --plugin option.
14942 (General_options::has_plugins): New function.
14943 (General_options::plugins): New function.
14944 (General_options::add_plugin): New function.
14945 (General_options::plugins_): New field.
14946 * plugin.cc: New file.
14947 * plugin.h: New file.
14948 * readsyms.cc: Include "plugin.h".
14949 (Read_symbols::do_read_symbols): Check for archive before checking
14950 for ELF file. Call plugin hooks to claim files.
14951 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
14952 from a real object file; force override when processing replacement
14954 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
14955 (Symbol::init_base_object): Likewise.
14956 (Symbol::init_base_output_data): Likewise.
14957 (Symbol::init_base_output_segment): Likewise.
14958 (Symbol::init_base_constant): Likewise.
14959 (Symbol::init_base_undefined): Likewise.
14960 (Symbol::output_section): Assert that object is not a plugin.
14961 (Symbol_table::add_from_pluginobj): New function.
14962 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
14964 (Symbol_table::sized_write_globals): Likewise.
14965 (Symbol_table::add_from_pluginobj): Instantiate template.
14966 * symtab.h (Sized_pluginobj): Declare.
14967 (Symbol::in_real_elf): New function.
14968 (Symbol::set_in_real_elf): New function.
14969 (Symbol::in_real_elf_): New field.
14970 (Symbol_table::add_from_pluginobj): New function.
14972 * testsuite/Makefile.am (AM_CFLAGS): New variable.
14973 (LIBDL): New variable.
14974 (LDADD): Add LIBDL.
14975 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
14976 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
14977 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
14978 (MOSTLYCLEANFILES): Likewise.
14979 * testsuite/Makefile.in: Regenerate.
14980 * testsuite/plugin_test.c: New file.
14981 * testsuite/plugin_test_1.sh: New file.
14982 * testsuite/plugin_test_2.sh: New file.
14984 2008-09-16 Ian Lance Taylor <iant@google.com>
14986 * target-reloc.h (relocate_section): Check whether a symbol is
14987 defined by the ABI before reporting an undefined symbol error.
14988 * target.h (Target::is_defined_by_abi): Make parameter const.
14989 (Target::do_is_defined_by_abi): Likewise.
14990 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
14991 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
14992 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
14993 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
14994 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
14995 * testsuite/Makefile.in: Rebuild.
14997 * fileread.cc (make_view): Add casts to avoid warning.
14999 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
15001 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
15002 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
15004 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
15006 * options.h (General_options::output_is_executable): New.
15007 (General_options::output_is_pie): New.
15008 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
15009 for shared libraries.
15010 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
15012 2008-09-11 Chris Demetriou <cgd@google.com>
15014 * options.h (origin): New -z option.
15015 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
15016 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
15019 2008-09-05 Cary Coutant <ccoutant@google.com>
15021 * fileread.cc (File_read::make_view): Add check for attempt to map
15022 beyond end of file.
15024 2008-09-05 Cary Coutant <ccoutant@google.com>
15026 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
15027 explicit instantiations.
15029 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
15032 * options.cc (General_options::finalize): Allow undefined symbols
15033 in shlibs if linking -shared.
15036 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
15037 symbols as not needing a dynsym entry.
15039 2008-08-20 Craig Silverstein <csilvers@google.com>
15041 * fileread.cc (File_read::open): Do not lock the file unless it
15042 was successfully opened.
15044 2008-08-14 Cary Coutant <ccoutant@google.com>
15046 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
15047 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
15048 * testsuite/tls_test.cc (struct int128): 128-bit struct
15049 for testing TLS relocs with non-zero addend.
15050 (v12): New TLS variable.
15052 (t_last): Add check for v12.
15053 * testsuite/tls_test.h (t12): New function.
15054 * testsuite/tls_test_main.cc (thread_routine): Call new test.
15056 2008-08-13 Ian Lance Taylor <iant@google.com>
15058 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
15059 set tls_segment_ or relro_segment_.
15060 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
15062 * output.h (Output_section::clear_is_relro): New function.
15063 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
15064 sections specially even when output_data_ is empty.
15065 (Output_segment::maximum_alignment): When first section is relro,
15066 only force alignment for PT_LOAD segments.
15067 * script.cc (script_data_segment_align): New function.
15068 (script_data_segment_relro_end): New function.
15069 * script-c.h (script_data_segment_align): Declare.
15070 (script_data_segment_relro_end): Declare.
15071 * script-sections.h (class Script_sections): Declare
15072 data_segment_align and data_segment_relro_end. Add fields
15073 segment_align_index_ and saw_relro_end_.
15074 * script-sections.cc (class Sections_element): Add set_is_relro
15075 virtual function. Add new bool* parameter to place_orphan_here.
15076 Add get_output_section virtual function.
15077 (class Output_section_definition): Add set_is_relro. Add new
15078 bool* parameter to place_orphan_here. Add get_output_section.
15079 Add is_relro_ field.
15080 (Output_section_definition::Output_section_definition): Initialize
15081 evaluated_address_, evaluated_load_address, evaluated_addralign_,
15082 and is_relro_ fields.
15083 (Output_section_definition::place_orphan_here): Add is_relro
15085 (Output_section_definition::set_section_addresses): Set relro for
15087 (Output_section_definition::alternate_constraint): Likewise.
15088 (class Orphan_output_section): Add new bool* parameter to
15089 place_orphan_here. Add get_output_section.
15090 (Orphan_output_section::place_orphan_here): Add is_relro
15092 (Script_sections::Script_sections): Initialize
15093 data_segment_align_index_ and saw_relro_end_.
15094 (Script_sections::data_segment_align): New function.
15095 (Script_sections::data_segment_relro_end): New function.
15096 (Script_sections::place_orphan): Set or clear is_relro.
15097 (Script_sections::set_section_addresses): Force alignment of first
15099 * yyscript.y (exp): Call script_data_segment_align and
15100 script_data_segment_relro_end.
15101 * testsuite/relro_script_test.t: New file.
15102 * testsuite/relro_test.cc (using_script): Declare.
15103 (t1, t2): Test using_script.
15104 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
15105 (relro_script_test_SOURCES): Define.
15106 (relro_script_test_DEPENDENCIES): Define.
15107 (relro_script_test_LDFLAGS): Define.
15108 (relro_script_test_LDADD): Define.
15109 (relro_script_test.so): New target.
15110 * testsuite/Makefile.in: Rebuild.
15112 2008-08-06 Cary Coutant <ccoutant@google.com>
15114 * archive.cc (Archive::total_archives, Archive::total_members)
15115 (Archive::total_members_loaded): New variables.
15116 (Archive::setup): Add parameter. Add option to preread
15118 (Archive::read_armap): Add counter.
15119 (Archive::get_file_and_offset): New function.
15120 (Archive::get_elf_object_for_member): New function.
15121 (Archive::read_all_symbols): New function.
15122 (Archive::read_symbols): New function.
15123 (Archive::add_symbols): Add counters.
15124 (Archive::include_all_members): Use armap to find members if it's
15126 (Archive::include_member): Skip reading symbols if already read.
15127 Factored code into Archive::get_file_and_offset and
15128 Archive::get_elf_object_for_member. Changed call to
15129 Mapfile::report_include_archive_member.
15130 (Archive::print_stats): New function.
15131 * archive.h: Declare Object and Read_symbols_data classes.
15132 (Archive::Archive): Add initializers for new members.
15133 (Archive::setup): Add parameter.
15134 (Archive::print_stats): New function.
15135 (Archive::total_archives, Archive::total_members)
15136 (Archive::total_members_loaded): New variables.
15137 (Archive::get_file_and_offset): New function.
15138 (Archive::get_elf_object_for_member): New function.
15139 (Archive::read_all_symbols): New function.
15140 (Archive::read_symbols): New function.
15141 (Archive::Archive_member): New class.
15142 (Archive::members_): New member.
15143 (Archive::num_members_): New member.
15144 * main.cc: Include archive.h.
15145 (main): Call Archive::print_stats.
15146 * mapfile.cc (Mapfile::report_include_archive_member): Delete
15147 archive parameter; member_name is now the fully-decorated name.
15148 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
15149 * options.h: (General_options): Add --preread-archive-symbols option.
15150 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
15153 2008-08-04 Ian Lance Taylor <iant@google.com>
15155 * symtab.h (Symbol::use_plt_offset): New function.
15156 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
15157 * powerpc.cc (Relocate::relocate): Likewise.
15158 * sparc.cc (Relocate::relocate): Likewise.
15159 * x86_64.cc (Relocate::relocate): Likewise.
15160 * testsuite/weak_plt.sh: New test.
15161 * testsuite/weak_plt_main.cc: New test.
15162 * testsuite/weak_plt_shared.cc: New test.
15163 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
15164 (check_PROGRAMS): Add weak_plt.
15165 (check_DATA): Add weak_plt_shared.so.
15166 (weak_plt_main_pic.o, weak_plt): New targets.
15167 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
15168 * testsuite/Makefile.in: Rebuild.
15170 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
15172 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
15173 * testsuite/Makefile.in: Rebuild.
15175 2008-08-04 Alan Modra <amodra@bigpond.net.au>
15177 * Makefile.am (POTFILES.in): Set LC_ALL=C.
15178 * Makefile.in: Regenerate.
15179 * po/POTFILES.in: Regenerate.
15181 2008-07-29 Ian Lance Taylor <iant@google.com>
15183 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
15184 symbols before other symbols.
15185 * testsuite/script_test_2.cc (test_addr): Declare.
15186 (test_addr_alias): Declare.
15187 (main): Check that test_addr and test_addr_alias have the right
15189 * testsuite/script_test_2.t: Define test_addr_alias and
15192 2008-07-24 Ian Lance Taylor <iant@google.com>
15195 * descriptors.cc: New file.
15196 * descriptors.h: New file.
15197 * gold-threads.h (class Hold_optional_lock): New class.
15198 * fileread.cc: Include "descriptors.h".
15199 (File_read::~File_read): Release descriptor rather than closing
15201 (File_read::open) [file]: Call open_descriptor rather than open.
15202 Set is_descriptor_opened_.
15203 (File_read::open) [memory]: Assert that descriptor is not open.
15204 (File_read::reopen_descriptor): New function.
15205 (File_read::release): Release descriptor.
15206 (File_read::do_read): Make non-const. Reopen descriptor.
15207 (File_read::read): Make non-const.
15208 (File_read::make_view): Reopen descriptor.
15209 (File_read::do_readv): Likewise.
15210 * fileread.h (class File_read): Add is_descriptor_opened_ field.
15211 Update declarations.
15212 * layout.cc: Include "descriptors.h".
15213 (Layout::create_build_id): Use open_descriptor rather than open.
15214 * output.cc: Include "descriptors.h".
15215 (Output_file::open): Use open_descriptor rather than open.
15216 * archive.cc (Archive::const_iterator): Change Archive to be
15218 (Archive::begin, Archive::end): Make non-const.
15219 (Archive::count_members): Likewise.
15220 * archive.h (class Archive): Update declarations.
15221 * object.h (Object::read): Make non-const.
15222 * Makefile.am (CCFILES): Add descriptors.cc.
15223 (HFILES): Add descriptors.h.
15224 * Makefile.in: Rebuild.
15227 * gold.h: Always include <clocale>. Add Solaris workarounds
15228 following code in binutils/sysdep.h.
15231 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
15232 this->eh_frame_hdr_ is NULL before using it.
15234 * dynobj.cc (Versions::Versions): Update comment.
15236 * dynobj.cc (Versions::Versions): If there is an soname, use it as
15237 the base version name.
15239 * stringpool.cc (Stringpool_template::add_with_length): Set key to
15240 array size plus one.
15241 (Stringpool_template::set_string_offsets): Subtract one from key
15242 before using it as an array index.
15243 (Stringpool_template::get_offset_with_length): Likewise.
15244 (Stringpool_template::write_to_buffer): Likewise.
15245 * stringpool.h (Stringpool_template::get_offset_from_key):
15248 2008-07-23 Ian Lance Taylor <iant@google.com>
15251 * object.h (Merged_symbol_value::value): Do our best to handle a
15255 * script.cc (Version_script_info::get_versions): Don't add empty
15256 version tag to return value.
15257 (Version_script_info::get_symbol_version_helper): Change return
15258 type to bool. Add pversion parameter. Change all callers.
15259 (script_register_vers_node): Don't require a non-NULL tag.
15260 * script.h (class Version_script_info): Update declarations.
15261 (Version_script_info::get_symbol_version): Change return type to
15262 bool. Add version parameter. Change all callers.
15263 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
15264 handling. Handle an empty version from a version script.
15265 (Symbol_table::define_special_symbol): Likewise.
15266 * testsuite/ver_test_10.script: New file.
15267 * testsuite/ver_test_10.sh: New file.
15268 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
15269 (check_DATA): Add ver_test_10.syms.
15270 (ver_test_10.syms, ver_test_10.so): New target.
15271 * testsuite/Makefile.in: Rebuild.
15273 2008-07-23 Simon Baldwin <simonb@google.com>
15275 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
15276 to zero for undefined symbols from dynamic libraries.
15278 2008-07-23 Ian Lance Taylor <iant@google.com>
15280 * symtab.cc (Symbol_table::resolve): Remove version parameter.
15281 Change all callers.
15282 * symtab.h (class Symbol_table): Update declaration.
15283 * testsuite/ver_test_9.cc: New file.
15284 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
15285 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
15286 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
15287 (ver_test_9.so, ver_test_9.o): New targets.
15288 * testsuite/Makefile.in: Rebuild.
15290 2008-07-22 Ian Lance Taylor <iant@google.com>
15292 * options.h (class General_options): Define --check-sections.
15293 * layout.cc (Layout::set_segment_offsets): Handle
15296 * options.h (class General_options): Define -n/--nmagic and
15298 * options.cc (General_options::finalize): For -n/--nmagic or
15299 -N/--omagic, set -static.
15300 * layout.cc (Layout::attach_allocated_section_to_segment): If
15301 -N/--omagic, don't put read-only and read-write sections in
15302 different segments.
15303 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
15304 finding a read-only segment.
15305 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
15306 don't set the minimum segment alignment to the common page size,
15307 and don't set the file offset to the address modulo the page size.
15308 * script-sections.cc (Script_sections::create_segments): If
15309 -n/--omagic, don't put read-only and read-write sections in
15310 different segments.
15312 * cref.cc: New file.
15313 * cref.h: New file.
15314 * options.h (class General_options): Add --print-symbol-counts.
15315 * main.cc (main): Issue defined symbol report if requested.
15316 * archive.cc (Archive::interpret_header): Make into a const member
15318 (Archive::add_symbols): Call Input_objects::archive_start and
15320 (Archive::const_iterator): Define new class.
15321 (Archive::begin, Archive::end): New functions.
15322 (Archive::include_all_members): Rewrite to use iterator.
15323 (Archive::count_members): New function.
15324 * archive.h (class Archive): Update declarations.
15325 (Archive::filename): New function.
15326 * object.cc: Include "cref.h".
15327 (Sized_relobj::Sized_relobj): Initialize defined_count_.
15328 (Sized_relobj::do_get_global_symbol_counts): New function.
15329 (Input_objects::add_object): Add object to cross-referencer.
15330 (Input_objects::archive_start): New function.
15331 (Input_objects::archive_stop): New function.
15332 (Input_objects::print_symbol_counts): New function.
15333 * object.h: Declare Cref and Archive.
15334 (Object::get_global_symbol_counts): New function.
15335 (Object::do_get_global_symbol_counts): New pure virtual function.
15336 (class Sized_relobj): Add defined_count_ field. Update
15338 (class Input_objects): Add cref_ field. Update constructor.
15339 Update declarations.
15340 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
15342 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
15344 (Sized_dynobj::do_get_global_symbol_counts): New function.
15345 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
15346 defined_count_. Update declarations. Define Symbols typedef.
15347 * symtab.cc (Symbol_table::add_from_relobj): Add defined
15348 parameter. Change all callers.
15349 (Symbol_table::add_from_dynobj): Add sympointers and defined
15350 parameters. Change all callers.
15351 * symtab.h (class Symbol_table): Update declarations.
15352 * Makefile.am (CCFILES): Add cref.cc.
15353 (HFILES): Add cref.h.
15354 * Makefile.in: Rebuild.
15356 2008-07-22 Simon Baldwin <simonb@google.com>
15358 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
15359 to zero when writing undefined symbols.
15361 2008-07-22 Ian Lance Taylor <iant@google.com>
15363 * output.cc (Output_section::add_input_section): Don't try to
15364 merge empty merge sections.
15366 2008-07-21 Craig Silverstein <csilvers@google.com>
15368 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
15369 Include symbol version in error message.
15371 2008-07-20 Chris Demetriou <cgd@google.com>
15373 * configure.ac (gold_cv_c_random_seed): New configured variable.
15374 (RANDOM_SEED_CFLAGS): New substituted variable.
15375 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
15376 * configure: Rebuild.
15377 * Makefile.in: Likewise.
15378 * testsuite/Makefile.in: Likewise.
15380 2008-07-18 Ian Lance Taylor <iant@google.com>
15382 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
15383 where we see NAME/NULL and NAME/VERSION as separate symbols.
15384 * testsuite/ver_test_main.cc (main): Call t4.
15385 (t4, t4_2a): Define.
15386 * testsuite/ver_test_2.cc (t4_2): Define.
15387 * testsuite/ver_test_2.script: Put t4_2a in VER2.
15388 * testsuite/ver_test_4.cc (t4_2a): Define.
15389 * testsuite/ver_test_4.script: Put t4_2a in VER2.
15390 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
15392 2008-07-17 Ian Lance Taylor <iant@google.com>
15394 * dynobj.cc (Versions::add_def): If we give an error about a
15395 missing version, go ahead and create the version anyhow.
15397 2008-07-10 Ian Lance Taylor <iant@google.com>
15399 Handle output sections with more than 0x7fffffff bytes.
15400 * object.h (class Relobj): Change map_to_output_ to
15401 output_sections_, and just keep a section pointer. Change all
15402 uses. Move comdat group support to Sized_relobj.
15403 (Relobj::is_section_specially_mapped): Remove.
15404 (Relobj::output_section): Remove poff parameter. Change all
15406 (Relobj::output_section_offset): New function.
15407 (Relobj::set_section_offset): Rewrite.
15408 (Relobj::map_to_output): Remove.
15409 (Relobj::output_sections): New function.
15410 (Relobj::do_output_section_offset): New pure virtual function.
15411 (Relobj::do_set_section_offset): Likewise.
15412 (class Sized_relobj): Add section_offsets_ field. Add comdat
15413 group support from Relobj. Update declarations.
15414 (Sized_relobj::get_output_section_offset): New function.
15415 (Sized_relobj::do_output_section_offset): New function.
15416 (Sized_relobj::do_set_section_offset): New function.
15417 * object.cc (Relobj::output_section_address): Remove.
15418 (Sized_relobj::Sized_relobj): Initialize new fields.
15419 (Sized_relobj::include_section_group): Cast find_kept_object to
15421 (Sized_relobj::include_linkonce_section): Likewise.
15422 (Sized_relobj::do_layout): Use separate arrays for output section
15424 (Sized_relobj::do_count_local_symbols): Change map_to_output to
15426 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
15427 output_sections and section_offsets.
15428 (Sized_relobj::write_local_symbols): Likewise.
15429 (map_to_kept_section): Compute output address directly.
15430 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
15431 output_sections and section_offsets.
15432 (Sized_relobj::write_sections): Likewise.
15433 (Sized_relobj::relocate_sections): Likewise.
15434 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
15435 * output.h (class Output_reloc): Update declarations. Change
15436 u2_.relobj to Sized_relobj*.
15437 (class Output_data_reloc): Change add functions to use
15439 * output.cc (Output_reloc::Output_reloc): Change relobj to
15441 (Output_reloc::local_section_offset): Change return type to
15442 Elf_Addr. Use get_output_section_offset.
15443 (Output_reloc::get_address): Likewise.
15444 (Output_section::is_input_address_mapped): Don't call
15445 is_section_specially_mapped.
15446 (Output_section::output_offset): Likewise.
15447 (Output_section::output_address): Likewise.
15448 (Output_section::starting_output_address): Likewise.
15449 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
15450 parameter to Sized_relobj*.
15451 (Copy_relocs::need_copy_reloc): Likewise.
15452 (Copy_relocs::save): Likewise.
15453 * copy-relocs.h (class Copy_relocs): Update declarations.
15454 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
15455 Sized_relobj*. Change relobj_ field to Sized_relobj*.
15456 * target-reloc.h (relocate_for_relocatable): Change
15457 offset_in_output_section type to Elf_Addr. Change code that uses
15459 * layout.cc (Layout::layout): Always set *off.
15460 * mapfile.cc (Mapfile::print_input_section): Use
15461 output_section_offset.
15462 * i386.cc (Target_i386::copy_reloc): Change object parameter to
15464 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
15465 * sparc.cc (Target_sparc::copy_reloc): Likewise.
15466 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
15468 2008-07-03 Ian Lance Taylor <iant@google.com>
15470 * layout.cc (Layout::include_section): Do not discard unrecognized
15471 SHT_STRTAB sections.
15473 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
15475 * script.cc (Lex::can_continue_name): Make '?' allowable in
15476 version-script names.
15477 * testsuite/version_script.map: Change glob pattern to use '?'
15479 2008-06-30 Manish Singh <yosh@gimp.org>
15482 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
15485 2008-06-30 Ian Lance Taylor <iant@google.com>
15489 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
15490 versions]: Don't try to read the value in the contents, since we
15491 don't use it. Use the template endianness when writing.
15493 2008-06-25 Cary Coutant <ccoutant@google.com>
15495 * fileread.cc (File_read::make_view): Assert on zero-length view.
15496 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
15497 symbol table when there are no symbols to read.
15499 2008-06-23 Craig Silverstein <csilvers@google.com>
15501 * version.cc (version_string): Bump to 1.7
15503 2008-06-18 Craig Silverstein <csilvers@google.com>
15505 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
15506 constant 0xFFFF to type Valtype.
15507 (Powerpc_relocate_functions::rel16_ha): Likewise.
15509 2008-06-17 Ian Lance Taylor <iant@google.com>
15511 * output.h (Output_section::Input_section): Initialize p2align_ to
15512 zero for Output_section_data constructors.
15513 (Output_section::Input_section::addralign): If not an input
15514 section, return the alignment of the Output_section_data.
15515 * testsuite/copy_test.cc: New file.
15516 * testsuite/copy_test_1.cc: New file.
15517 * testsuite/copy_test_2.cc: New file.
15518 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
15519 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
15520 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
15521 (copy_test_1_pic.o, copy_test_1.so): New targets.
15522 (copy_test_2_pic.o, copy_test_2.so): New targets.
15523 * testsuite/Makefile.in: Rebuild.
15525 * script-sections.cc (Script_sections::place_orphan): Initialize
15526 local variable exact.
15528 2008-06-13 David Edelsohn <edelsohn@gnu.org>
15530 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
15532 2008-06-12 David Edelsohn <edelsohn@gnu.org>
15533 David S. Miller <davem@davemloft.net>
15535 * powerpc.cc: New file.
15536 * Makefile.am (TARGETSOURCES): Add powerpc.cc
15537 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
15538 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
15539 * Makefile.in: Rebuild.
15541 2008-06-09 Ian Lance Taylor <iant@google.com>
15543 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
15545 (throwing, orig_terminate): New static variables.
15546 (terminate_handler): New static function.
15547 (t2): Set terminate handler.
15549 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
15552 * binary.cc (Binary_to_elf::sized_convert): Fix .data
15555 2008-05-30 Cary Coutant <ccoutant@google.com>
15557 * archive.cc (Archive::include_all_members) Correct to step
15558 over symbol table and extended name table in thin archives.
15560 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
15563 * target-reloc.h (relocate_for_relocatable): Fix new_offset
15566 2008-05-28 Caleb Howe <cshowe@google.com>
15568 * reduced_debug_output.cc: New file.
15569 * reduced_debug_output.h: New file.
15570 * options.h (class General_options): Add --strip-debug-non-line.
15571 * options.cc (General_options::finalize): Add strip_debug_non_line
15572 to the strip heirarchy.
15573 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
15575 * layout.cc: Include "reduced_debug_output.h".
15576 (Layout::Layout): Initialize new fields.
15577 (line_only_debug_sections): New static array.
15578 (is_lines_only_debug_sections): New static inline function.
15579 (Layout::include_section): Handle --strip-debug-non-line.
15580 (Layout::make_output_section): If --strip-debug-non-line, build
15581 new output sections for .debug_abbrev and .debug_info.
15582 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
15583 gold. Warn about possible overflow.
15584 (read_signed_LEB_128): Likewise.
15585 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
15586 (read_signed_LEB_128): Declare.
15587 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
15588 (HFILES): Add reduced_debug_output.h.
15589 * Makefile.in: Rebuild.
15591 2008-05-21 Ian Lance Taylor <iant@google.com>
15593 * mapfile.cc: New file.
15594 * mapfile.h: New file.
15595 * options.h (class General_options): Add -M/--print-map and -Map.
15596 * options.cc (General_options::finalize): Make -M equivalent to
15598 * main.cc: Include <cstdio> and "mapfile.h".
15599 (main): Open mapfile if requested.
15600 * gold.cc (class Middle_runner): Add mapfile_ field. Update
15601 constructor. Change caller.
15602 (queue_initial_tasks): Add mapfile parameter. Change caller.
15603 (queue_middle_tasks): Likewise.
15604 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
15606 * archive.cc: Include "mapfile.h".
15607 (Archive::add_symbols): Add mapfile parameter. Change all
15608 callers. Pass mapfile, symbol, and reason to include_member.
15609 (Archive::include_all_members): Add mapfile parameter. Change all
15611 (Archive::include_member): Add mapfile, sym, and why parameters.
15612 Change all callers. Report inclusion to map file.
15613 * archive.h: Include "fileread.h".
15614 (class Archive): Update declarations.
15615 (Archive::file): New const method.
15616 (class Add_archive_symbols): Add mapfile_ field. Update
15617 constructor. Change all callers.
15618 * readsyms.h (class Read_symbols): Likewise.
15619 (class Finish_group): Likewise.
15620 (class Read_script): Likewise.
15621 * common.cc: Include "mapfile.h".
15622 (Symbol_table::allocate_commons): Add mapfile parameter. Change
15624 (Symbol_table::do_allocate_commons): Likewise.
15625 (Symbol_table::do_allocate_commons_list): Likewise. Report common
15626 symbol allocation to mapfile.
15627 * common.h (class Allocate_commons_task): Add mapfile_ field.
15628 Update constructor. Change all callers.
15629 * symtab.h (class Symbol_table): Update declarations.
15630 * layout.cc: Include "mapfile.h".
15631 (Layout_task_runner::run): Print information to mapfile.
15632 (Layout::create_gold_note): Change Output_data_fixed_space to
15633 Output_data_zero_fill.
15634 (Layout::create_build_id): Likewise.
15635 (Layout::print_to_mapfile): New function.
15636 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
15637 constructor. Change caller.
15638 (class Layout): Declare print_to_mapfile.
15639 * output.cc (Output_section::Input_section::print_to_mapfile): New
15641 (Output_section::add_input_section): If producing a map, always
15642 add to input_sections_ list.
15643 (Output_section::do_print_to_mapfile): New function.
15644 (Output_segment::print_sections_to_mapfile): New function.
15645 (Output_segment::print_section_list_to_mapfile): New function.
15646 * output.h: Include "mapfile.h".
15647 (Output_data::print_to_mapfile): New function.
15648 (Output_data::do_print_to_mapfile): New virtual function.
15649 (Output_segment_headers::do_print_to_mapfile): New function.
15650 (Output_file_header::do_print_to_mapfile): New function.
15651 (Output_data_const::do_print_to_mapfile): New function.
15652 (class Output_data_const_buffer): Add map_name_ field. Update
15653 constructor. Change all callers. Add do_print_to_mapfile
15655 (class Output_data_fixed_space): Likewise.
15656 (class Output_data_space): Likewise.
15657 (class Output_data_zero_fill): New class.
15658 (Output_data_strtab::do_print_to_mapfile): New function.
15659 (Output_data_reloc_base::do_print_to_mapfile): New function.
15660 (Output_relocatable_relocs::do_print_to_mapfile): New function.
15661 (Output_data_group::do_print_to_mapfile): New function.
15662 (Output_data_got::do_print_to_mapfile): New function.
15663 (Output_data_dynamic::do_print_to_mapfile): New function.
15664 (Output_symtab_xindex::do_print_to_mapfile): New function.
15665 (class Output_section): Declare do_print_to_mapflie. Declare
15666 print_to_mapfile in Input_section.
15667 (class Output_segment): Declare new functions.
15668 * object.h (Sized_relobj::symbol_count): New function.
15669 * script-sections.cc
15670 (Output_section_element_dot_assignment::set_section_addresses):
15671 Change Output_data_fixed_space to Output_data_zero_fill.
15672 (Output_data_expression::do_print_to_mapfile): New function.
15673 * script.cc (read_input_script): Add mapfile parameter. Change
15675 * script.h (read_input_script): Update declaration.
15676 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
15677 (Eh_frame::do_print_to_mapfile): New function.
15678 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
15679 (Output_merge_string::do_print_to_mapfile): New function.
15680 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
15682 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
15684 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
15686 * Makefile.am (CCFILES): Add mapfile.cc.
15687 (HFILES): Add mapfile.h.
15688 * Makefile.in: Rebuild.
15690 2008-05-19 Ian Lance Taylor <iant@google.com>
15692 * options.h (class General_options): Add -z relro.
15693 * layout.cc (Layout::Layout): Initialize relro_segment_.
15694 (Layout::add_output_section_data): Return the output section.
15695 (Layout::make_output_section): Rcognize relro sections and mark
15696 them appropriately.
15697 (Layout::attach_allocated_section_to_segment): Put relro sections
15698 in a PT_GNU_RELRO segment.
15699 (Layout::create_initial_dynamic_sections): Mark the .dynamic
15701 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
15703 (Layout::linkonce_mapping): Map d.rel.ro.local to
15704 .data.rel.ro.local.
15705 (Layout::output_section_name): Us .data.rel.ro.local for any
15706 section which begins with that.
15707 * layout.h (class Layout): Update add_output_section_data
15708 declaration. Add relro_segment_ field.
15709 * output.cc (Output_section::Output_section): Initialize is_relro_
15710 and is_relro_local_ fields.
15711 (Output_segment::add_output_section): Group relro sections.
15712 (Output_segment::is_first_section_relro): New function.
15713 (Output_segment::maximum_alignment): If there is a relro section,
15714 align the segment to the common page size.
15715 (Output_segment::set_section_addresses): Track whether we are
15716 looking at relro sections. If the last section is a relro
15717 section, align to the common page size.
15718 (Output_segment::set_section_list_addresses): Add in_relro
15719 parameter. Change all callers. Align to the page size when
15720 moving from relro to non-relro section.
15721 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
15723 * output.h (class Output_section): Add is_relro_ and
15724 is_relro_local_ fields.
15725 (Output_section::is_relro): New function.
15726 (Output_section::set_is_relro): New function.
15727 (Output_section::is_relro_local): New function.
15728 (Output_section::set_is_relro_local): New function.
15729 (class Output_segment): Update declarations.
15730 * i386.cc (Target_i386::got_section): Mark .got section as relro.
15731 * sparc.cc (Target_sparc::got_section): Likewise.
15732 * x86_64.cc (Target_x86_64::got_section): Likewise.
15733 * testsuite/relro_test_main.cc: New file.
15734 * testsuite/relro_test.cc: New file.
15735 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
15736 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
15737 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
15738 (relro_test.so, relro_test_pic.o): New targets.
15739 * testsuite/Makefile.in: Rebuild.
15741 2008-05-16 Ian Lance Taylor <iant@google.com>
15743 * output.cc (Output_segment::add_output_section): Remove front
15745 * output.h (class Output_segment): Remove
15746 add_initial_output_section and overloaded add_output_section.
15747 Update declaration of remaining add_output_section.
15748 * layout.cc (Layout::create_interp): Call add_output_section
15749 rather than add_initial_output_section.
15750 (Layout::finish_dynamic_section): Likewise.
15752 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
15753 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
15754 know the dynamic type.
15755 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
15756 field. Initialize it in constructor.
15757 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
15758 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
15759 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
15762 * output.cc (Output_reloc::get_address): Change return type to
15764 * output.h (class Output_reloc): Update get_address declaration.
15765 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
15766 for section addresses.
15768 2008-05-09 Ian Lance Taylor <iant@google.com>
15771 * gold.cc (gold_nomem): Use return value of write.
15773 2008-05-08 Ian Lance Taylor <iant@google.com>
15775 * symtab.c (Symbol::init_base_output_data): Add version
15776 parameter. Change all callers.
15777 (Symbol::init_base_output_segment): Likewise.
15778 (Symbol::init_base_constant): Likewise.
15779 (Symbol::init_base_undefined): Likewise.
15780 (Sized_symbol::init_output_data): Likewise.
15781 (Sized_symbol::init_output_segment): Likewise.
15782 (Sized_symbol::init_constant): Likewise.
15783 (Sized_symbol::init_undefined): Likewise.
15784 (Symbol_table::do_define_in_output_data): If the new symbol has a
15785 version, mark it as the default.
15786 (Symbol_table::do_define_in_output_segment): Likewise.
15787 (Symbol_table::do_define_as_constant): Likewise.
15788 * symtab.h (class Symbol): Update declarations.
15789 (class Sized_symbol): Likewise.
15790 * resolve.cc (Symbol::override_version): New function.
15791 (Symbol::override_base): Call override_version.
15792 (Symbol::override_base_with_special): Likewise.
15793 * testsuite/ver_script_8.script: New file.
15794 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
15795 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
15796 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
15797 (ver_test_8_1.so, ver_test_8_2.so): New targets.
15799 2008-05-06 Ian Lance Taylor <iant@google.com>
15802 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
15804 (class General_options): Remove existing --undefined, and add
15805 --no-undefined instead. Add new --undefined as synonym for -u.
15806 * archive.cc (Archive::add_symbols): Check whether symbol was
15808 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
15809 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
15810 all uses. Add IS_UNDEFINED. Update declarations to split
15811 different versions of init_base. Declare init_base_undefined.
15812 (Symbol::is_defined): Handle IS_UNDEFINED.
15813 (Symbol::is_undefined): Likewise.
15814 (Symbol::is_weak_undefined): Call is_undefined.
15815 (Symbol::is_absolute): Handle IS_CONSTANT.
15816 (class Sized_symbol): Update declarations to split different
15817 versions of init. Declare init_undefined.
15818 (class Symbol_table): Declare new functions.
15819 * symtab.cc (Symbol::init_base_object): Rename from init_base.
15820 Change all callers.
15821 (Symbol::init_base_output_data): Likewise.
15822 (Symbol::init_base_output_segment): Likewise.
15823 (Symbol::init_base_constant): Likewise.
15824 (Symbol::init_base_undefined): New function.
15825 (Sized_symbol::init_object): Rename from init. Change all
15827 (Sized_symbol::init_output_data): Likewise.
15828 (Sized_symbol::init_output_segment): Likewise.
15829 (Sized_symbol::init_constant): Likewise.
15830 (Sized_symbol::init_undefined): New function.
15831 (Symbol_table::add_undefined_symbols_from_command_line): New
15833 (Symbol_table::do_add_undefined_symbols_from_command_line): New
15835 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
15836 (Symbol::output_section): Likewise.
15837 (Symbol::set_output_section): Likewise.
15838 (Symbol_table::sized_finalize_symbol): Likewise.
15839 (Symbol_table::sized_write_globals): Likewise.
15840 * resolve.cc (Symbol_table::should_override): Likewise.
15841 (Symbol::override_base_with_special): Likewise.
15843 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
15844 symbol, change it to have default visibility.
15845 * testsuite/protected_1.cc: New file.
15846 * testsuite/protected_2.cc: New file.
15847 * testsuite/protected_3.cc: New file.
15848 * testsuite/protected_main_1.cc: New file.
15849 * testsuite/protected_main_2.cc: New file.
15850 * testsuite/protected_main_3.cc: New file.
15851 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
15852 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
15853 (protected_1_LDFLAGS, protected_1_LDADD): Define.
15854 (protected_1.so): New target.
15855 (protected_1_pic.o, protected_2_pic.o): New targets.
15856 (protected_3_pic.o): New target.
15857 (check_PROGRAMS): Add protected_2.
15858 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
15859 (protected_2_LDFLAGS, protected_2_LDADD): Define.
15860 * testsuite/Makefile.in: Rebuild.
15862 * options.h (DEFINE_var): Add set_user_set_##varname__.
15863 (DEFINE_bool_alias): New macro.
15864 (class General_options): Define -Bstatic using DEFINE_bool_alias
15865 rather than DEFINE_special. Add --undefined as an alias for -z
15867 * options.cc (General_options::parse_Bstatic): Remove.
15869 * options.h (class General_options): Add --fatal-warnings.
15870 * main.cc (main): Implement --fatal-warnings.
15871 * errors.h (Errors::warning_count): New function.
15873 * options.h (class General_options): Add -Bsymbolic-functions.
15874 * symtab.h (Symbol::is_preemptible): Check for
15875 -Bsymbolic-functions.
15877 2008-05-05 Ian Lance Taylor <iant@google.com>
15879 * options.h (DEFINE_bool): For DASH_Z, create the negative option
15880 as noVARNAME rather than no-VARNAME.
15881 (class General_options): Add option -z combreloc.
15882 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
15884 (Output_reloc::sort_before) [SHT_REL]: New function.
15885 (Output_reloc::sort_before) [SHT_RELA]: New function.
15886 (class Output_data_reloc_base): Add sort_relocs_ field. Define
15887 Sort_relocs_comparison.
15888 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
15889 parameter. Change all callers.
15890 (Output_data_reloc::Output_data_reloc) [both versions]: Add
15891 sort_relocs parameter. Change all callers.
15892 * output.cc (Output_reloc::get_address): New function, broken out
15894 (Output_reloc::write_rel): Call it.
15895 (Output_reloc::compare): New function.
15896 (Output_data_reloc_base::do_write): Optionally sort relocs.
15898 * configure.ac: If targ_extra_obj is set, link it in.
15899 * configure.tgt: Initialize all variables.
15900 (x86_64*): Set targ_extra_obj and targ_extra_size.
15901 * configure: Rebuild.
15903 * object.cc (Sized_relobj::include_section_group): Adjust section
15904 indexes read from group data. Build vector to pass to
15906 * layout.cc (Layout::layout_group): Add flags and shndxes
15907 parameters. Remove contents parameter. Change caller. Update
15908 explicit instantiations.
15909 * layout.h (class Layout): Update layout_group declaration.
15910 * output.cc (Output_data_group::Output_data_group): Add flags and
15911 input_shndxes parameters. Remove contents parameter. Change
15913 (Output_data_group::do_write): Change input_sections_ to
15915 * output.h (class Output_data_group): Update constructor
15916 declaration. Rename input_sections_ to input_shndxes_.
15917 * testsuite/many_sections_test.cc: Add template.
15919 2008-04-30 Cary Coutant <ccoutant@google.com>
15921 * target-reloc.h (relocate_section): Fix dead-pointer bug.
15923 * layout.cc (Layout::include_section): Refactored check for debug
15925 (Layout::add_comdat): Add new parameters. Change type
15926 of signature parameter. Add object and shndx to signatures table.
15927 (Layout::find_kept_object): New function.
15928 * layout.h: Include <cstring>.
15929 (Layout::is_debug_info_section): New function.
15930 (Layout::add_comdat): Add new parameters.
15931 (Layout::find_kept_object): New function.
15932 (Layout::Kept_section): New struct.
15933 (Layout::Signatures): Change type of map range.
15934 * object.cc (Relobj::output_section_address): New function.
15935 (Sized_relobj::include_section_group): Add new parameters. Change
15936 calls to Layout::add_comdat. Change to build table of kept comdat
15937 groups and table mapping discarded sections to kept sections.
15938 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
15939 (Sized_relobj::do_layout): Change calls to include_section_group and
15940 include_linkonce_section.
15941 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
15942 value to zero when section is discarded.
15943 (Sized_relobj::map_to_kept_section): New function.
15944 * object.h (Relobj::output_section_address): New function.
15945 (Relobj::Comdat_group): New type.
15946 (Relobj::find_comdat_group): New function.
15947 (Relobj::Comdat_group_table): New type.
15948 (Relobj::Kept_comdat_section): New type.
15949 (Relobj::Kept_comdat_section_table): New type.
15950 (Relobj::add_comdat_group): New function.
15951 (Relobj::set_kept_comdat_section): New function.
15952 (Relobj::get_kept_comdat_section): New function.
15953 (Relobj::comdat_groups_): New field.
15954 (Relobj::kept_comdat_sections_): New field.
15955 (Symbol_value::input_value): Update comment.
15956 (Sized_relobj::map_to_kept_section) New function.
15957 (Sized_relobj::include_linkonce_section): Add new parameter.
15958 * target-reloc.h (Comdat_behavior): New type.
15959 (get_comdat_behavior): New function.
15960 (relocate_section): Add code to map a discarded section to the
15961 corresponding kept section when applying a relocation.
15963 2008-04-30 Craig Silverstein <csilvers@google.com>
15965 * dwarf_reader.cc (next_generation_count): New static var.
15966 (Addr2line_cache_entry): New struct.
15967 (addr2line_cache): New static var.
15968 (Dwarf_line_info::one_addr2line): Added caching.
15969 (Dwarf_line_info::clear_addr2line_cache): New function.
15970 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
15971 cache-size parameter.
15972 (Dwarf_line_info::one_addr2line_cache): New function.
15973 * symtab.cc (Symbol_table::detect_odr_violations): Pass
15974 new cache-size argument to one_addr2line(), and clear cache.
15976 2008-04-28 Cary Coutant <ccoutant@google.com>
15978 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
15979 R_386_PC8 relocations.
15981 2008-04-23 Ian Lance Taylor <iant@google.com>
15983 * object.cc (Sized_relobj::include_section_group): Check for
15984 invalid section group.
15986 * object.cc (make_elf_object): Correct test for 64-bit ELF file
15989 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
15990 than read for file header.
15991 * archive.cc (Archive::include_member): Likewise.
15993 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15995 * aclocal.m4: Regenerate.
15996 * configure: Regenerate.
15998 2008-04-19 Ian Lance Taylor <iant@google.com>
16000 * version.cc (version_string): Bump to 1.6.
16002 * testsuite/Makefile.am (many_sections_r_test): New target.
16003 (many_sections_r_test_SOURCES): Remove.
16004 (many_sections_r_test_DEPENDENCIES): Remove.
16005 (many_sections_r_test_LDFLAGS): Remove.
16006 (many_sections_r_test_LDADD): Remove.
16008 * object.cc (Sized_relobj::do_add_symbols): Always pass
16009 local_symbol_count_ to add_from_relobj.
16011 * testsuite/Makefile.am (many_sections_check.h): Only check one in
16012 every thousand variables.
16013 * testsuite/Makefile.in: Rebuild.
16015 * object.cc (Xindex::initialize_symtab_xindex): New function.
16016 (Xindex::read_symtab_xindex): New function.
16017 (Xindex::sym_xindex_to_shndx): New function.
16018 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
16020 (Sized_relobj::do_initialize_xindex): New function.
16021 (Sized_relobj::do_read_symbols): Adjust section links.
16022 (Sized_relobj::symbol_section_and_value): Add is_ordinary
16023 parameter. Change all callers.
16024 (Sized_relobj::include_section_group): Adjust section links and
16025 symbol section indexes.
16026 (Sized_relobj::do_layout): Adjust section links.
16027 (Sized_relobj::do_count_local_symbols): Adjust section links and
16028 symbol section indexes.
16029 (Sized_relobj::do_finalize_local_symbols): Distinguish between
16030 ordinary and special symbols.
16031 (Sized_relobj::write_local_symbols): Add symtab_xindex and
16032 dynsym_xindex parameters. Change all callers. Adjust section
16033 links. Use SHN_XINDEX when needed.
16034 (Sized_relobj::get_symbol_location_info): Adjust section links.
16035 Don't get fooled by special symbols.
16036 * object.h (class Xindex): Define.
16037 (class Object): Add xindex_ parameter. Declare virtual functoin
16038 do_initialize_xindex.
16039 (Object::adjust_sym_shndx): New function.
16040 (Object::set_xindex): New protected function.
16041 (class Symbol_value): Add is_ordinary_shndx_ field.
16042 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
16043 (Symbol_value::value): Assert ordinary section.
16044 (Symbol_value::initialize_input_to_output_map): Likewise.
16045 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
16046 Change all callers.
16047 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
16049 (class Sized_relobj): Update declarations.
16050 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
16051 parameter. Change all callers.
16052 (Sized_relobj::adjust_shndx): New function.
16053 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
16055 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
16056 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
16057 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
16058 (Sized_dynobj::read_dynsym_section): Adjust section links.
16059 (Sized_dynobj::read_dynamic): Likewise.
16060 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
16062 (Sized_dynobj::do_initialize_xindex): New function.
16063 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
16064 do_initialize_xindex.
16065 (Sized_dynobj::adjust_shndx): New function.
16066 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
16067 dynsym_xindex_ fields.
16068 (Layout::finalize): Add a call to set_section_indexes before
16069 creating the symtab sections.
16070 (Layout::set_section_indexes): Don't do anything if the section
16071 already has a section index.
16072 (Layout::create_symtab_sections): Add shnum parameter. Change
16073 caller. Create .symtab_shndx section if needed.
16074 (Layout::create_shdrs): Add shstrtab_section parameter. Change
16076 (Layout::allocated_output_section_count): New function.
16077 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
16079 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
16080 fields. Update declarations.
16081 (Layout::symtab_xindex): New function.
16082 (Layout::dynsym_xindex): New function.
16083 (class Write_symbols_task): Add layout_ field.
16084 (Write_symbols_task::Write_symbols_task): Add layout parameter.
16086 * output.cc (Output_section_headers::Output_section_headers): Add
16087 shstrtab_section parameter. Change all callers.
16088 (Output_section_headers::do_sized_write): Store overflow values
16089 for section count and section string table section index in
16090 section header zero.
16091 (Output_file_header::do_sized_write): Check for overflow of
16092 section count and section string table section index.
16093 (Output_symtab_xindex::do_write): New function.
16094 (Output_symtab_xindex::endian_do_write): New function.
16095 * output.h (class Output_section_headers): Add shstrtab_section_.
16096 Update declarations.
16097 (class Output_symtab_xindex): Define.
16098 (Output_section::has_out_shndx): New function.
16099 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
16101 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
16102 Change all callers.
16103 (Sized_symbol::init): Likewise.
16104 (Symbol::output_section): Check for ordinary symbol.
16105 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
16106 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
16108 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
16109 Change all callers. Simplify handling of symbols from sections
16110 not included in the link.
16111 (Symbol_table::add_from_dynobj): Handle ordinary symbol
16113 (Weak_alias_sorter::operator()): Assert that symbols are
16115 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
16117 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
16118 parameters. Change all callers.
16119 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
16120 symbol distinction. Use SHN_XINDEX when needed.
16121 (Symbol_table::write_section_symbol): Add symtab_xindex
16122 parameter. Change all callers.
16123 (Symbol_table::sized_write_section_symbol): Likewise. Use
16124 SHN_XINDEX when needed.
16125 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
16127 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
16128 (Symbol::is_defined): Check is_ordinary.
16129 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
16130 (Symbol::is_absolute, Symbol::is_common): Likewise.
16131 (class Sized_symbol): Update declarations.
16132 (class Symbol_table): Update declarations.
16133 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
16134 parameters. Change all callers.
16135 (Sized_symbol::override): Likewise.
16136 (Symbol_table::override): Likewise.
16137 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
16138 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
16139 is_ordinary, and orig_st_shndx parameters. Change all callers.
16140 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
16141 to be in an ordinary section.
16142 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
16143 object and is_ordinary parameters. Change all callers.
16144 (Sized_dwarf_line_info::read_relocs): Add object parameter.
16145 Change all callers. Don't add undefined or non-ordinary symbols
16147 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
16148 Change all callers.
16149 * dwarf_reader.h (class Sized_dwarf_line_info): Update
16151 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
16152 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
16153 (Sized_relobj::relocate_sections): Likewise.
16154 * target-reloc.h (scan_relocs): Adjust section symbol index.
16155 (scan_relocatable_relocs): Likewise.
16156 * i386.cc (Scan::local): Check for ordinary symbols.
16157 * sparc.cc (Scan::local): Likewise.
16158 * x86_64.cc (Scan::local): Likewise.
16159 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
16160 to symbol_section_and_value.
16161 * testsuite/many_sections_test.cc: New file.
16162 * testsuite/Makefile.am (BUILT_SOURCES): Define.
16163 (check_PROGRAMS): Add many_sections_test.
16164 (many_sections_test_SOURCES): Define.
16165 (many_sections_test_DEPENDENCIES): Define.
16166 (many_sections_test_LDFLAGS): Define.
16167 (BUILT_SOURCES): Add many_sections_define.h.
16168 (many_sections_define.h): New target.
16169 (BUILT_SOURCES): Add many_sections_check.h.
16170 (many_sections_check.h): New target.
16171 (check_PROGRAMS): Add many_sections_r_test.
16172 (many_sections_r_test_SOURCES): Define.
16173 (many_sections_r_test_DEPENDENCIES): Define.
16174 (many_sections_r_test_LDFLAGS): Define.
16175 (many_sections_r_test_LDADD): Define.
16176 (many_sections_r_test.o): New target.
16177 * testsuite/Makefile.in: Rebuild.
16179 2008-04-17 Cary Coutant <ccoutant@google.com>
16181 * errors.cc (Errors::info): New function.
16182 (gold_info): New function.
16183 * errors.h (Errors::info): New function.
16184 * gold.h (gold_info): New function.
16185 * object.cc (Input_objects::add_object): Print trace output.
16186 * options.cc (options::parse_set): New function.
16187 (General_options::parse_wrap): Deleted.
16188 (General_options::General_options): Deleted initializer.
16189 * options.h (options::String_set): New typedef.
16190 (options::parse_set): New function.
16191 (DEFINE_set): New macro.
16192 (General_options::wrap): Changed to use DEFINE_set. Changed
16193 callers of any_wrap_symbols and is_wrap_symbol.
16194 (General_options::trace, General_options::trace_symbol):
16196 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
16197 (General_options::wrap_symbols_): Deleted.
16198 * symtab.cc (Symbol_table::add_from_object): Print trace output.
16200 2008-04-17 David S. Miller <davem@davemloft.net>
16202 * options.cc (General_options::parse_V): New function.
16203 * options.h: Add entries for -V and -Qy.
16205 2008-04-17 Ian Lance Taylor <iant@google.com>
16207 * common.cc (Symbol_table::allocate_commons): Remove options
16208 parameter. Change caller.
16209 (Symbol_table::do_allocate_commons): Remove options parameter.
16210 Change caller. Just call do_allocate_commons_list twice.
16211 (Symbol_table::do_allocate_commons_list): New function, broken out
16212 of do_allocate_commons.
16213 * common.h (class Allocate_commons_task): Remove options_ field.
16214 Update constructor.
16215 * symtab.cc (Symbol_table::Symbol_table): Initialize
16217 (Symbol_table::add_from_object): Put TLS common symbols on
16219 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
16220 which are IN_OUTPUT_DATA.
16221 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
16222 allocate_commons and do_allocate_commons declarations. Declare
16223 do_allocate_commons_list.
16224 * gold.cc (queue_middle_tasks): Update creation of
16225 Allocate_commons_task to not pass options.
16226 * testsuite/Makefile.am (INCLUDES): Add -I.. .
16227 (TLS_TEST_C_FLAGS): New variable.
16228 (tls_test_c_pic.o): New target.
16229 (tls_test_shared.so): Link in tls_test_c_pic.o.
16230 (tls_test_c_pic_ie.o): New target.
16231 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
16232 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
16233 (tls_test_c.o): New target.
16234 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
16235 (tls_pic_test_LDADD): Likewise.
16236 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
16237 (tls_shared_gd_to_ie_test_LDADD): Likewise.
16238 (tls_test_c_gnu2.o): New target.
16239 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
16241 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
16242 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
16243 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
16244 * testsuite/tls_test.cc: Include "config.h".
16245 (t_last): Call t11_last.
16246 * testsuite/tls_test.h (t11, t11_last): Declare.
16247 * testsuite/tls_test_c.c: New file.
16248 * testsuite/tls_test_main.cc (thread_routine): Call t11.
16249 * configure.ac: Check for OpenMP support.
16250 * configure, config.in, Makefile.in: Rebuild.
16251 * testsuite/Makefile.in: Rebuild.
16253 2008-04-16 Cary Coutant <ccoutant@google.com>
16255 * i386.cc (Target_i386::define_tls_base_symbol): New function.
16256 (Target_i386::tls_base_symbol_defined_): New field.
16257 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
16258 (Target_i386::Scan::global): Likewise.
16259 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
16260 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
16261 (Target_x86_64::tls_base_symbol_defined_): New field.
16262 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
16263 (Target_x86_64::Scan::global): Likewise.
16265 2008-04-16 Cary Coutant <ccoutant@google.com>
16267 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
16268 (Symbol::needs_plt_entry): Allow weak undefined symbols.
16269 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
16270 building shared libraries.
16271 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
16272 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
16273 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
16274 * testsuite/Makefile.in: Rebuild.
16275 * testsuite/weak_undef.h: New file.
16276 * testsuite/weak_undef_file1.cc: Add extra test cases.
16277 * testsuite/weak_undef_file2.cc: Likewise.
16278 * testsuite/weak_undef_test.cc: Likewise.
16280 2008-04-16 David S. Miller <davem@davemloft.net>
16282 * sparc.cc (Target_sparc::Scan): Change from struct to class.
16283 Add issued_non_pic_error_ field. Declare check_non_pic.
16284 (Target_sparc::Scan::check_non_pic): New function.
16285 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
16286 (Target_sparc::Scan::global): Likewise.
16288 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
16289 * configure: Rebuild.
16291 * options.h (DEFINE_enable): New macro.
16292 (new_dtags): New enable option.
16293 (initfirst, interpose, loadfltr, nodefaultlib,
16294 nodelete, nodlopen, nodump): New -z options.
16295 * layout.cc (Layout:finish_dynamic_section): If new
16296 dtags enabled, emit DT_RUNPATH. Also, emit a
16297 DT_FLAGS_1 containing any specified -z flags.
16299 2008-04-16 Ian Lance Taylor <iant@google.com>
16301 * copy-relocs.cc: New file.
16302 * copy-relocs.h: New file.
16303 * reloc.cc: Remove Copy_relocs code.
16304 * reloc.h: Likewise.
16305 * reloc-types.h (struct Reloc_types) [both versions]: Add
16306 get_reloc_addend_noerror.
16307 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
16308 variants of add_global which take an addend which must be zero.
16309 * i386.cc: Include "copy-relocs.h".
16310 (class Target_i386): Change type of copy_relocs_ to variable,
16311 update initializer.
16312 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
16313 Change all callers.
16314 (Target_i386::do_finalize_sections): Change handling of
16316 * sparc.cc: Include "copy-relocs.h".
16317 (class Target_sparc): Change type of copy_relocs_ to variable,
16318 update initializer.
16319 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
16320 Change all callers.
16321 (Target_sparc::do_finalize_sections): Change handling of
16323 * x86_64.cc: Include "copy-relocs.h".
16324 (class Target_x86_64): Change type of copy_relocs_ to variable,
16325 update initializer.
16326 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
16327 class. Change all callers.
16328 (Target_x86_64::do_finalize_sections): Change handling of
16330 * Makefile.am (CCFILES): Add copy-relocs.cc.
16331 (HFILES): Add copy-relocs.h.
16333 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
16335 * testsuite/script_test_4.sh: Permit leading zeroes.
16337 2008-04-15 Ian Lance Taylor <iant@google.com>
16339 * script-sections.cc (Script_sections::create_segments): Use
16340 header_size_adjustment even when there is enough room for the
16342 * testsuite/script_test_4.sh: New file.
16343 * testsuite/script_test_4.t: New file.
16344 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
16345 (check_DATA): Add script_test_4.stdout.
16346 (MOSTLYCLEANFILES): Likewise.
16347 (script_test_4): New target.
16348 (script_test_4.stdout): New target.
16349 * testsuite/Makefile.in: Rebuild.
16351 * sparc.cc: Add definitions for Output_data_plt_sparc class
16354 2008-04-14 David S. Miller <davem@davemloft.net>
16356 * sparc.cc: New file.
16357 * Makefile.am (TARGETSOURCES): Add sparc.cc
16358 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
16359 * configure.tgt: Document targ_extra_size and
16360 targ_extra_big_endian. Add entries for sparc-* and
16362 * configure.ac: Handle targ_extra_size and
16363 targ_extra_big_endian.
16364 * Makefile.in: Rebuild.
16365 * configure: Likewise.
16366 * po/POTFILES.in: Likewise.
16367 * po/gold.pot: Likewise.
16369 2008-04-14 Ian Lance Taylor <iant@google.com>
16371 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
16372 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
16373 in the name/type/flags to section mapping. Don't call
16374 allocate_output_section.
16375 (Layout::choose_output_section): Change parameter from adjust_name
16376 to is_input_section. Don't permit input sections after sections
16377 are attached to segments. Don't call allocate_output_section.
16378 (Layout::layout_eh_frame): Call update_flags_for_input_section,
16379 not write_enable_output_section.
16380 (Layout::make_output_section): Don't push to
16381 unattached_section_list_ nor call attach_to_segment. Call
16382 attach_section_to_segment if sections are attached.
16383 (Layout::attach_sections_to_segments): New function.
16384 (Layout::attach_section_to_segment): New function.
16385 (Layout::attach_allocated_section_to_segment): Rename from
16386 attach_to_segment. Remove flags parameter.
16387 (Layout::allocate_output_section): Remove function.
16388 (Layout::write_enable_output_section): Remove function.
16389 * layout.h (class Layout): Update for above changes. Add new
16390 field sections_are_attached_.
16391 * output.h (Output_section::update_flags_for_input_section): New
16393 * output.cc (Output_section::add_input_section): Call
16394 update_flags_for_input_section.
16395 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
16397 2008-04-11 Cary Coutant <ccoutant@google.com>
16399 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
16400 thought unnecessary.
16401 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
16403 2008-04-11 Ian Lance Taylor <iant@google.com>
16405 * output.h (class Output_section_data): Remove inline definition
16407 * output.cc (Output_section_data::set_addralign): New function.
16409 2008-04-11 Cary Coutant <ccoutant@google.com>
16411 Add support for TLS descriptors for i386 and x86_64.
16412 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
16413 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
16414 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
16416 (Target_i386::got_mod_index_entry): Remove unnecessary code.
16417 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
16418 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
16420 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
16421 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
16422 Fix problem with initial-exec relocations.
16423 (Target_i386::Relocate::relocate_tls): Likewise.
16424 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
16426 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
16427 support for section-plus-offset dynamic table entries.
16428 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
16429 (Output_data_dynamic::Dynamic_entry): Add support for
16430 section-plus-offset dynamic table entries.
16431 (Output_data_dynamic::Classification): Likewise.
16432 (Output_data_dynamic::classification_): Renamed offset_.
16433 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
16434 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
16435 (Target_x86_64::make_plt_section): New function.
16436 (Target_x86_64::reserve_tlsdesc_entries): New function.
16437 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
16438 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
16439 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
16440 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
16441 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
16442 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
16443 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
16444 add extra PLT entry for TLS descriptors.
16445 (Output_data_plt_x86_64::got_): New field.
16446 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
16447 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
16449 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
16451 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
16452 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
16453 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
16454 R_386_TLS_DESC_CALL relocations.
16455 (Target_x86_64::Scan::global): Likewise.
16456 (Target_x86_64::do_finalize_sections): Add dynamic table entries
16457 for TLS descriptors.
16458 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
16459 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
16460 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
16461 GD-to-IE relaxation.
16462 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
16463 and TLS_DESCRIPTORS.
16464 * Makefile.in: Rebuild.
16465 * configure: Rebuild.
16466 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
16467 (tls_test_shared2.so): New target.
16468 (tls_shared_gd_to_ie_test_SOURCES): New variable.
16469 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
16470 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
16471 (tls_shared_gd_to_ie_test_LDADD): New variable.
16472 (tls_shared_gnu2_gd_to_ie_test): New target.
16473 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
16475 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
16476 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
16477 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
16478 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
16479 (tls_shared_gnu2_test): New target.
16480 (tls_test_gnu2_shared.so): New target.
16481 (tls_shared_gnu2_test_SOURCES): New variable.
16482 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
16483 (tls_shared_gnu2_test_LDFLAGS): New variable.
16484 (tls_shared_gnu2_test_LDADD): New variable.
16485 * testsuite/Makefile.in: Rebuild.
16486 * testsuite/Makefile.
16488 2008-04-11 Ian Lance Taylor <iant@google.com>
16490 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
16492 * testsuite/Makefile.in: Rebuild.
16494 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
16496 * testsuite/script_test_2.cc (main): Adjust test.
16498 2008-04-11 David S. Miller <davem@davemloft.net>
16499 Ian Lance Taylor <iant@google.com>
16501 * options.h (General_options): Add entries for '-Y' and
16503 * options.cc (General_options:finalize): If -Y was used, add those
16504 entries to the library path instead of the default "/lib" and
16507 2008-04-11 David S. Miller <davem@davemloft.net>
16509 * testsuite/justsyms.t: Start at 0x100.
16510 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
16511 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
16513 * testsuite/script_test_2.cc: Adjust string and section length
16516 2008-04-09 Ian Lance Taylor <iant@google.com>
16519 * script-sections.cc (Sections_element::allocate_to_segment): Add
16521 (Output_section_definition::allocate_to_segment): Likewise.
16522 (Orphan_output_section::allocate_to_segment): Likewise.
16523 (Script_sections::attach_sections_using_phdrs_clause): Don't
16524 propagate non-PT_LOAD segments to orphan sections.
16525 * testsuite/Makefile.am (script_test_3.stdout): Generate using
16526 readelf rather than objdump.
16527 * testsuite/script_test_3.sh: Adjust accordingly. Test that
16528 .interp section and PT_INTERP segment are the same size.
16529 * testsuite/Makefile.in: Rebuild.
16531 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
16532 aliases for symbols defined in the same object.
16533 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
16534 (weak_alias_test_SOURCES): New variable.
16535 (weak_alias_test_DEPENDENCIES): New variable.
16536 (weak_alias_test_LDFLAGS): New variable.
16537 (weak_alias_test_LDADD): New variable.
16538 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
16539 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
16540 (weak_alias_test_3.o): New target.
16541 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
16542 * testsuite/weak_alias_test_main.cc: New file.
16543 * testsuite/weak_alias_test_1.cc: New file.
16544 * testsuite/weak_alias_test_2.cc: New file.
16545 * testsuite/weak_alias_test_3.cc: New file.
16547 2008-04-08 Ian Lance Taylor <iant@google.com>
16549 * options.h (class General_options): Add --noinhibit-exec option.
16550 * main.cc (main): Check --noinhibit-exec.
16552 * options.h (class General_options): Define --wrap as a special
16553 option. Add wrap_symbols_ field.
16554 (General_options::any_wrap_symbols): New function.
16555 (General_options::is_wrap_symbol): New function.
16556 * options.cc (General_options::parse_wrap): New function.
16557 (General_options::General_options): Initialize wrap_symbols_.
16558 * symtab.cc (Symbol_table::wrap_symbol): New function.
16559 (Symbol_table::add_from_object): Handle --wrap.
16560 * symtab.h (class Symbol_table): Declare wrap_symbol.
16561 * target.h (Target::wrap_char): New function.
16562 (Target::Target_info): Add wrap_char field.
16563 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
16564 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
16565 * testsuite/testfile.cc (Target_test::test_target_info):
16568 * errors.cc (Errors::undefined_symbol): Mention symbol version if
16571 * layout.h (class Layout): Add added_eh_frame_data_ field.
16572 * layout.cc (Layout::Layout): Initialize new field.
16573 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
16574 output section until we find a section we merged successfully.
16575 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
16576 that the size be non-zero.
16578 * merge.cc (Object_merge_map::get_output_offset): Remove inline
16581 2008-04-08 Craig Silverstein <csilvers@google.com>
16583 * configure.ac: Export new conditional variable HAVE_ZLIB.
16584 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
16586 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
16587 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
16589 2008-04-07 Ian Lance Taylor <iant@google.com>
16591 * version.cc (version_string): Set to "1.5".
16593 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
16594 Add issued_non_pic_error_ field. Declare check_non_pic.
16595 (Target_x86_64::Scan::check_non_pic): New function.
16596 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
16597 (Target_x86_64::Scan::global): Likewise.
16599 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
16600 addend parameter. Change caller. Handle merge sections.
16601 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
16602 Address to Addend. Don't add in the result of
16603 local_section_offset, pass down the addend and use the returned
16605 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
16606 Update declarations of local_section_offset and symbol_value.
16607 * testsuite/two_file_test_1.cc (t18): New function.
16608 * testsuite/two_file_test_2.cc (f18): New function.
16609 * testsuite/two_file_test_main.cc (main): Call t18.
16610 * testsuite/two_file_test.h (t18, f18): Declare.
16612 * configure.ac: Don't test for objdump, c++filt, or readelf.
16613 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
16615 (TEST_READELF): New variable.
16616 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
16617 (check_PROGRAMS): Add two_file_strip_test.
16618 (two_file_strip_test): New target.
16619 (check_PROGRAMS): Add two_file_same_shared_strip_test.
16620 (two_file_same_shared_strip_test_SOURCES): New variable.
16621 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
16622 (two_file_same_shared_strip_test_LDFLAGS): New variable.
16623 (two_file_same_shared_strip_test_LDADD): New variable.
16624 (two_file_shared_strip.so): New target.
16625 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
16626 (ver_test_5.syms, ver_test_7.syms): Likewise.
16627 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
16628 (strip_test_3.stdout): Use TEST_OBJDUMP.
16629 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
16631 2008-04-04 Cary Coutant <ccoutant@google.com>
16633 * symtab.h (Symbol::is_weak_undefined): New function.
16634 (Symbol::is_strong_undefined): New function.
16635 (Symbol::is_absolute): New function.
16636 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
16637 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
16639 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
16640 (weak_undef_test): New target.
16641 * testsuite/Makefile.in: Rebuild.
16642 * testsuite/weak_undef_file1.cc: New file.
16643 * testsuite/weak_undef_file2.cc: New file.
16644 * testsuite/weak_undef_test.cc: New file.
16646 2008-04-03 Craig Silverstein <csilvers@google.com>
16648 * compressed_output.h (class Output_compressed_section): Use
16650 * compressed_output.cc (zlib_compress): Use unsigned buffers,
16652 (zlib_compressed_suffix): Removed.
16653 (Output_compressed_section::set_final_data_size): Use unsigned
16655 * testsuite/Makefile.am (flagstest_compress_debug_sections):
16656 Fix linker invocation.
16657 (flagstest_o_specialfile_and_compress_debug_sections):
16659 * testsuite/Makefile.in: Regenerated.
16661 2008-04-02 David S. Miller <davem@davemloft.net>
16663 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
16664 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
16666 2008-04-02 Craig Silverstein <csilvers@google.com>
16670 2008-04-02 Ian Lance Taylor <iant@google.com>
16672 * fileread.cc (File_read::find_view): Add byteshift and vshifted
16673 parameters. Update for new key type to views_. Change all
16675 (File_read::read): Adjust for byteshift in returned view.
16676 (File_read::add_view): New function, broken out of
16677 find_and_make_view.
16678 (File_read::make_view): New function, broken out of
16679 find_and_make_view.
16680 (File_read::find_or_make_view): Add offset and aligned
16681 parameters. Rewrite accordingly. Change all callers.
16682 (File_read::get_view): Add offset and aligned parameters. Adjust
16683 for byteshift in return value.
16684 (File_read::get_lasting_view): Likewise.
16685 * fileread.h (class File_read): Update declarations.
16686 (class File_read::View): Add byteshift_ field. Add byteshift to
16687 constructor. Add byteshift method.
16688 * archive.h (Archive::clear_uncached_views): New function.
16689 (Archive::get_view): Add aligned parameter. Change all callers.
16690 * object.h (Object::get_view): Add aligned parameter. Change all
16692 (Object::get_lasting_view): Likewise.
16694 * fileread.cc (File_read::release): Don't call clear_views if
16695 there are multiple objects.
16696 * fileread.h (File_read::clear_uncached_views): New function.
16697 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
16700 2008-03-31 Cary Coutant <ccoutant@google.com>
16702 Add thin archive support.
16703 * archive.cc (Archive::armagt): New const.
16704 (Archive::setup): Remove task parameter and calls to unlock.
16705 (Archive::unlock_nested_archives): New function.
16706 (Archive::read_header): Add nested_off parameter. Change
16708 (Archive::interpret_header): Likewise.
16709 (Archive::include_all_members): Change to handle thin
16711 (Archive::include_member): Likewise.
16712 * archive.h (Archive::Archive): Add new parameters and
16714 (Archive::armagt): New const.
16715 (Archive::setup): Remove task parameter.
16716 (Archive::unlock_nested_archives): New function.
16717 (Archive::read_header): Add nested_off parameter.
16718 (Archive::interpret_header): Likewise.
16719 (Archive::Nested_archive_table): New typedef.
16720 (Archive::is_thin_archive_): New field.
16721 (Archive::nested_archives_): New field.
16722 (Archive::options_): New field.
16723 (Archive::dirpath_): New field.
16724 (Archive::task_): New field.
16725 * readsyms.cc (Read_symbols::do_read_symbols): Add check
16726 for thin archives. Pass additional parameters to
16727 Archive::Archive. Unlock the archive file after calling
16730 2008-03-29 Ian Lance Taylor <iant@google.com>
16732 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
16733 version symbol to be local.
16734 * testsuite/ver_test_4.sh: New file.
16735 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
16736 (check_DATA): Add ver_test_4.syms.
16737 (ver_test_4.syms): New target.
16738 * testsuite/Makefile.in: Rebuild.
16741 (Output_section::Input_section_sort_entry::has_priority): New
16743 (Output_section::Input_section_sort_entry::match_file_name): New
16745 (Output_section::Input_section_sort_entry::match_section_name):
16747 (Output_section::Input_section_sort_entry::match_section_name_prefix):
16749 (Output_section::Input_section_sort_entry::match_section_file):
16751 (Output_section::Input_section_sort_compare::operator()): Rewrite
16752 using new Input_section_sort_entry functions. Sort crtbegin and
16753 crtend first. Sort sections with no priority before sections with
16755 * testsuite/initpri1.c (d3): Check j != 4.
16756 (cd5): New constructor/destructor function.
16757 (main): Check j != 2.
16759 * symtab.cc (Symbol_table::add_from_object): If we don't use the
16760 new symbol when resolving, don't call set_is_default.
16761 * testsuite/ver_test_7.cc: New file.
16762 * testsuite/ver_test_7.sh: New file.
16763 * testsuite/Makefile.am (ver_test_7.so): New target.
16764 (ver_test_7.o): New target.
16765 (check_SCRIPTS): Add ver_test_7.sh.
16766 (check_DATA): Add ver_test_7.syms.
16767 (ver_test_7.syms): New target.
16769 2008-03-28 Ian Lance Taylor <iant@google.com>
16771 * layout.cc (Layout::layout): If we see an input section with a
16772 name that needs sorting, set the must_sort flag for the output
16774 (Layout::make_output_section): If the name of the output section
16775 indicates that it might require sorting, set the may_sort flag.
16776 * output.h (Output_section::may_sort_attached_input_sections): New
16778 (Output_section::set_may_sort_attached_input_sections): New
16780 (Output_section::must_sort_attached_input_sections): New
16782 (Output_section::set_must_sort_attached_input_sections): New
16784 (class Output_section): Declare Input_section_sort_entry. Define
16785 Input_section_sort_compare. Declare
16786 sort_attached_input_sections. Add new fields:
16787 may_sort_attached_input_sections_,
16788 must_sort_attached_input_sections_,
16789 attached_input_sections_are_sorted_.
16790 * output.cc (Output_section::Output_section): Initialize new
16792 (Output_section::add_input_section): Add an entry to
16793 input_sections_ if may_sort or must_sort are true.
16794 (Output_section::set_final_data_size): Call
16795 sort_attached_input_sections if necessary.
16796 (Output_section::Input_section_sort_entry): Define new class.
16797 (Output_section::Input_section_sort_compare::operator()): New
16799 (Output_section::sort_attached_input_sections): New function.
16800 * configure.ac: Check whether the compiler supports constructor
16801 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
16802 * testsuite/initpri1.c: New file.
16803 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
16804 CONSTRUCTOR_PRIORITY.
16805 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
16806 (initpri1_LDFLAGS): New variable.
16807 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
16809 2008-03-27 Ian Lance Taylor <iant@google.com>
16811 * common.cc (Sort_commons::operator): Correct sorting algorithm.
16812 * testsuite/common_test_1.c: New file.
16813 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
16814 (common_test_1_SOURCES): New variable.
16815 (common_test_1_DEPENDENCIES): New variable.
16816 (common_test_1_LDFLAGS): New variable.
16818 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
16819 and commons_ correctly when NAME/VERSION does not override
16821 * testsuite/ver_test_6.c: New file.
16822 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
16823 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
16824 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
16826 2008-03-26 Ian Lance Taylor <iant@google.com>
16828 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
16829 of an undefined symbol from a version script.
16830 * testsuite/Makefile.am (ver_test_5.so): New target.
16831 (ver_test_5.o): New target.
16832 (check_SCRIPTS): Add ver_test_5.sh.
16833 (check_DATA): Add ver_test_5.syms.
16834 (ver_test_5.syms): New target.
16835 * testsuite/ver_test_5.cc: New file.
16836 * testsuite/ver_test_5.script: New file.
16837 * testsuite/ver_test_5.sh: New file.
16838 * Makefile.in, testsuite/Makefile.in: Rebuild.
16841 Fix problems building gold with gcc 4.3.0.
16842 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
16843 (gold_error_at_location, gold_warning_at_location): Use it.
16844 * configure.ac: Check whether we can compile and use a template
16845 function with a printf attribute.
16846 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
16847 when jumping over bytes.
16848 * object.cc: Instantiate Object::read_section_data.
16849 * debug.h: Include <cstring>
16850 * dwarf_reader.cc: Include <algorithm>
16851 * main.cc: Include <cstring>.
16852 * options.cc: Include <cstring>.
16853 * output.cc: Include <cstring>.
16854 * script.cc: Include <cstring>.
16855 * script.h: Include <string>.
16856 * symtab.cc: Include <cstring> and <algorithm>.
16857 * target-select.cc: Include <cstring>.
16858 * version.cc: Include <string>.
16859 * testsuite/testmain.cc: Include <cstdlib>.
16860 * configure, config.in: Rebuild.
16862 2008-03-25 Ian Lance Taylor <iant@google.com>
16864 * options.cc: Include "../bfd/bfdver.h".
16865 (options::help): Print bug reporting address.
16867 * version.cc (print_version): Adjust output for current value of
16868 BFD_VERSION_STRING.
16872 * options.cc (options::help): Print list of supported targets.
16873 * target-select.h: Include <vector>.
16874 (class Target_selector): Make machine_, size_, and is_big_endian_
16875 fields const. Add bfd_name_ and instantiated_target_ fields.
16876 (Target_selector::Target_selector): Add bfd_name parameter.
16877 (Target_selector::recognize): Make non-virtual, call
16879 (Target_selector::recognize_by_name): Make non-virtual, call
16880 do_recognize_by_name.
16881 (Target_selector::supported_names): New function.
16882 (Target_selector::bfd_name): New function.
16883 (Target_selector::do_instantiate_target): New pure virtual
16885 (Target_selector::do_recognize): New virtual function.
16886 (Target_selector::do_recognize_by_name): New virtual function.
16887 (Target_selector::instantiate_target): New private function.
16888 (supported_target_names): Declare.
16889 * target-select.cc (Target_selector::Target_selector): Update for
16890 new parameter and fields.
16891 (select_target_by_name): Check that the name matches before
16892 calling recognize_by_name.
16893 (supported_target_names): New function.
16894 * i386.cc (class Target_selector_i386): Update Target_selector
16895 constructor call. Remove recognize and recognize_by_name. Add
16896 do_instantiate_target.
16897 * x86_64.cc (class Target_selector_x86_64): Likewise.
16898 * testsuite/testfile.cc (class Target_selector_test): Update for
16899 changes to Target_selector.
16901 * README: Rewrite, with some notes on unsupported features.
16903 2008-03-24 Cary Coutant <ccoutant@google.com>
16905 * i386.cc (Target_i386::Got_type): New enum declaration.
16906 (Target_i386::Scan::local): Updated callers of Output_data_got
16908 (Target_i386::Scan::global): Likewise.
16909 (Target_i386::Relocate::relocate): Likewise.
16910 (Target_i386::Relocate::relocate_tls): Likewise.
16911 * object.h (Got_offset_list): New class.
16912 (Sized_relobj::local_has_got_offset): Added got_type parameter.
16913 (Sized_relobj::local_got_offset): Likewise.
16914 (Sized_relobj::set_local_got_offset): Likewise.
16915 (Sized_relobj::local_has_tls_got_offset): Removed.
16916 (Sized_relobj::local_tls_got_offset): Removed.
16917 (Sized_relobj::set_local_tls_got_offset): Removed.
16918 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
16919 * output.cc (Output_data_got::add_global): Added got_type parameter.
16920 (Output_data_got::add_global_with_rel): Likewise.
16921 (Output_data_got::add_global_with_rela): Likewise.
16922 (Output_data_got::add_global_pair_with_rel): New function.
16923 (Output_data_got::add_global_pair_with_rela): New function.
16924 (Output_data_got::add_local): Added got_type parameter.
16925 (Output_data_got::add_local_with_rel): Likewise.
16926 (Output_data_got::add_local_with_rela): Likewise.
16927 (Output_data_got::add_local_pair_with_rel): New function.
16928 (Output_data_got::add_local_pair_with_rela): New function.
16929 (Output_data_got::add_global_tls): Removed.
16930 (Output_data_got::add_global_tls_with_rel): Removed.
16931 (Output_data_got::add_global_tls_with_rela): Removed.
16932 (Output_data_got::add_local_tls): Removed.
16933 (Output_data_got::add_local_tls_with_rel): Removed.
16934 (Output_data_got::add_local_tls_with_rela): Removed.
16935 * output.h (Output_data_got::add_global): Added got_type parameter.
16936 (Output_data_got::add_global_with_rel): Likewise.
16937 (Output_data_got::add_global_with_rela): Likewise.
16938 (Output_data_got::add_global_pair_with_rel): New function.
16939 (Output_data_got::add_global_pair_with_rela): New function.
16940 (Output_data_got::add_local): Added got_type parameter.
16941 (Output_data_got::add_local_with_rel): Likewise.
16942 (Output_data_got::add_local_with_rela): Likewise.
16943 (Output_data_got::add_local_pair_with_rel): New function.
16944 (Output_data_got::add_local_pair_with_rela): New function.
16945 (Output_data_got::add_global_tls): Removed.
16946 (Output_data_got::add_global_tls_with_rel): Removed.
16947 (Output_data_got::add_global_tls_with_rela): Removed.
16948 (Output_data_got::add_local_tls): Removed.
16949 (Output_data_got::add_local_tls_with_rel): Removed.
16950 (Output_data_got::add_local_tls_with_rela): Removed.
16951 * resolve.cc (Symbol::override_base_with_special): Removed
16952 reference to has_got_offset_ field.
16953 * symtab.cc (Symbol::init_fields): Replaced initialization
16954 of got_offset_ with got_offsets_. Removed initialization
16956 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
16957 (Symbol::got_offset): Likewise.
16958 (Symbol::set_got_offset): Likewise.
16959 (Symbol::has_tls_got_offset): Removed.
16960 (Symbol::tls_got_offset): Removed.
16961 (Symbol::set_tls_got_offset): Removed.
16962 (Symbol::got_offset_): Removed.
16963 (Symbol::tls_mod_got_offset_): Removed.
16964 (Symbol::tls_pair_got_offset_): Removed.
16965 (Symbol::got_offsets_): New field.
16966 (Symbol::has_got_offset): Removed.
16967 (Symbol::has_tls_mod_got_offset): Removed.
16968 (Symbol::has_tls_pair_got_offset): Removed.
16969 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
16970 (Target_x86_64::Scan::local): Updated callers of Output_data_got
16972 (Target_x86_64::Scan::global): Likewise.
16973 (Target_x86_64::Relocate::relocate): Likewise.
16974 (Target_x86_64::Relocate::relocate_tls): Likewise.
16976 2008-03-25 Ben Elliston <bje@au.ibm.com>
16978 * yyscript.y: Fix spelling error in comment.
16980 2008-03-24 Ian Lance Taylor <iant@google.com>
16982 * options.h (class General_options): Define build_id option.
16983 * layout.h (class Layout): Declare write_build_id, create_note,
16984 create_build_id. Add build_id_note_ member.
16985 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
16986 "libiberty.h", "md5.h", "sha1.h".
16987 (Layout::Layout): Initialize eh_frame_data_,
16988 eh_frame_hdr_section_, and build_id_note_.
16989 (Layout::finalize): Call create_build_id.
16990 (Layout::create_note): New function, broken out of
16991 Layout::create_gold_note.
16992 (Layout::create_gold_note): Call create_note.
16993 (Layout::create_build_id): New function.
16994 (Layout::write_build_id): New function.
16995 (Close_task_runner::run): Call write_build_id.
16997 * x86_64.cc: Correct license to GPLv3.
16999 2008-03-23 Ian Lance Taylor <iant@google.com>
17001 * options.cc: Include "demangle.h".
17002 (parse_optional_string): New function.
17003 (parse_long_option): Handle takes_optional_argument.
17004 (parse_short_option): Update dash_z initializer. Handle
17005 takes_optional_argument.
17006 (General_options::General_options): Initialize do_demangle_.
17007 (General_options::finalize): Set do_demangle_. Handle demangling
17009 * options.h (parse_optional_string): Declare.
17010 (struct One_option): Add optional_arg field. Update constructor.
17011 Update call constructor calls. Add takes_optional_argument
17013 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
17014 (DEFINE_optional_string): Define.
17015 (General_options::demangle): Change from DEFINE_bool to
17016 DEFINE_optional_string.
17017 (General_options::no_demangle): New function.
17018 (General_options::do_demangle): New function.
17019 (General_options::set_do_demangle): New function.
17020 (General_options::execstack_status_): Move definition to end of
17022 (General_options::static_): Likewise.
17023 (General_options::do_demangle_): New field.
17024 * object.cc (big_endian>::get_symbol_location_info): Call
17025 Options::do_demangle, not Options::demangle.
17026 * symtab.cc (demangle): Likewise.
17028 2008-03-22 Ian Lance Taylor <iant@google.com>
17030 * gold.h: Include <cstddef> and <sys/types.h>
17031 * options.h: Include <cstring>.
17033 2008-03-21 Ian Lance Taylor <iant@google.com>
17035 * Added source code to GNU binutils.
17037 Copyright (C) 2008-2015 Free Software Foundation, Inc.
17039 Copying and distribution of this file, with or without modification,
17040 are permitted in any medium without royalty provided the copyright
17041 notice and this notice are preserved.
17047 version-control: never