1 2011-09-26 Cary Coutant <ccoutant@google.com>
3 * gold/gold.cc (queue_initial_tasks): Move option checks ...
4 * gold/options.cc (General_options::finalize): ... to here. Disable
5 some options; make others fatal.
7 2011-09-26 Cary Coutant <ccoutant@google.com>
10 * plugin.cc (get_symbols_v2): New function.
11 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
12 (is_referenced_from_outside): New function.
13 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
14 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
15 (get_symbols): Pass version parameter.
16 (get_symbols_v2): New function.
17 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
19 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
20 (onload): Add LDPT_GET_SYMBOLS_V2.
21 (all_symbols_read_hook): Use get_symbols_v2; check for
22 LDPR_PREVAILING_DEF_IRONLY_EXP.
23 * testsuite/plugin_test_3.sh: Update expected results.
25 2011-09-23 Simon Baldwin <simonb@google.com>
27 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
28 configuration options.
29 * configure: Regenerate.
30 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
31 * Makefile.in: Regenerate.
32 * testsuite/Makefile.in: Regenerate.
34 2011-09-19 Sriraman Tallam <tmsriram@google.com>
36 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
38 2011-09-19 Cary Coutant <ccoutant@google.com>
40 * incremental.cc (can_incremental_update): Fix typo in comment.
41 * incremental.h (can_incremental_update): Likewise.
43 2011-09-18 Cary Coutant <ccoutant@google.com>
45 * incremental.cc (can_incremental_update): New function.
46 * incremental.h (can_incremental_update): New function.
47 * layout.cc (Layout::init_fixed_output_section): Call it.
48 (Layout::make_output_section): Don't allow patch space in .eh_frame.
49 * object.cc (Sized_relobj_file::do_layout): Call
50 can_incremental_update.
52 2011-09-13 Cary Coutant <ccoutant@google.com>
54 * configure.ac: Check for glibc support for gnu_indirect_function
55 support with static linking, setting automake conditional
57 * Makefile.in: Regenerate.
58 * configure: Regenerate.
60 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
61 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
63 * testsuite/Makefile.in: Regenerate.
65 2011-09-13 Cary Coutant <ccoutant@google.com>
67 * incremental.cc (Sized_relobj_incr::do_layout): Call
68 report_comdat_group for kept comdat sections.
69 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
70 * testsuite/Makefile.in: Regenerate.
71 * testsuite/incr_comdat_test_1.cc: New source file.
72 * testsuite/incr_comdat_test_2_v1.cc: New source file.
73 * testsuite/incr_comdat_test_2_v2.cc: New source file.
74 * testsuite/incr_comdat_test_2_v3.cc: New source file.
76 2011-09-13 Ian Lance Taylor <iant@google.com>
78 * object.cc (Sized_relobj_file::do_layout): Remove unused local
79 variable external_symbols_offset.
81 2011-09-12 Ian Lance Taylor <iant@google.com>
83 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
84 triggered if object has no symbols.
86 2011-09-09 David S. Miller <davem@davemloft.net>
88 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
89 (Output_fill_debug_line::do_write): Likewise.
91 2011-08-29 Cary Coutant <ccoutant@google.com>
93 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
94 casts to match formatting specs.
95 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
97 2011-08-26 Cary Coutant <ccoutant@google.com>
99 * layout.cc (Free_list::allocate): Provide guarantee of minimum
100 remaining hole size when allocating.
101 (Layout::make_output_section): Set fill methods for debug sections.
102 * layout.h (Free_list::Free_list_node): Move from private to
104 (Free_list::set_min_hole_size): New function.
105 (Free_list::begin, Free_list::end): New functions.
106 (Free_list::min_hole_): New data member.
107 * output.cc: Include dwarf.h.
108 (Output_fill_debug_info::do_minimum_hole_size): New function.
109 (Output_fill_debug_info::do_write): New function.
110 (Output_fill_debug_line::do_minimum_hole_size): New function.
111 (Output_fill_debug_line::do_write): New function.
112 (Output_section::Output_section): Initialize new data member.
113 (Output_section::set_final_data_size): Ensure patch space is larger
114 than minimum hole size.
115 (Output_section::do_write): Fill holes in debug sections.
116 * output.h (Output_fill): New class.
117 (Output_fill_debug_info): New class.
118 (Output_fill_debug_line): New class.
119 (Output_section::set_free_space_fill): New function.
120 (Output_section::free_space_fill_): New data member.
121 * testsuite/Makefile.am (incremental_test_3): Add
122 --incremental-patch option.
123 (incremental_test_4): Likewise.
124 (incremental_test_5): Likewise.
125 (incremental_test_6): Likewise.
126 (incremental_copy_test): Likewise.
127 (incremental_common_test_1): Likewise.
128 * testsuite/Makefile.in: Regenerate.
130 2011-08-26 Nick Clifton <nickc@redhat.com>
132 * po/es.po: Updated Spanish translation.
134 2011-08-01 Cary Coutant <ccoutant@google.com>
136 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
137 * gold/testsuite/Makefile.in: Regenerate.
138 * gold/testsuite/justsyms_exec.c: New source file.
139 * gold/testsuite/justsyms_lib.c: New source file.
141 2011-08-01 Cary Coutant <ccoutant@google.com>
143 * layout.cc (Layout::set_segment_offsets): Don't realign text
144 segment if -Ttext was specified.
145 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
147 * object.h (Sized_relobj_file::e_type): New function.
148 (Sized_relobj_file::e_type_): New data member.
149 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
150 base address for ET_EXEC files.
151 * target.cc (Target::do_make_elf_object_implementation): Allow
152 ET_EXEC files with --just-symbols option.
154 2011-07-28 Cary Coutant <ccoutant@google.com>
156 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
157 Add thread_number parameter.
158 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
159 * workqueue-threads.cc
160 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
161 current thread if its thread number is greater than desired thread
163 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
164 Add thread_number parameter.
165 (Workqueue::should_cancel_thread): Likewise.
166 (Workqueue::find_runnable_or_wait): Pass thread_number to
167 should_cancel_thread.
168 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
171 2011-07-22 Sriraman Tallam <tmsriram@google.com>
173 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
174 only after checking if it cannot be forced local.
175 * symtab.h (is_externally_visible): Check if the symbol is not forced
178 2011-07-15 Ian Lance Taylor <iant@google.com>
180 * options.h (class General_options): Add --print-output-format.
181 Move -EL next to -EB, for better --help output.
182 * target-select.cc: Include <cstdio>, "options.h", and
184 (Target_selector::do_target_bfd_name): New function.
185 (print_output_format): New function.
186 * target-select.h (class Target_selector): Update declarations.
187 (Target_selector::target_bfd_name): New function.
188 (print_output_format): Declare.
189 * main.cc: Include "target-select.h".
190 (main): Handle --print-output-format.
191 * gold.cc: Include "target-select.h".
192 (queue_initial_tasks): Handle --print-output-format when there are
194 * parameters.cc (parameters_force_valid_target): Give a better
195 error message if -EB/-EL does not match target.
196 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
199 2011-07-15 Ian Lance Taylor <iant@google.com>
201 * i386.cc (class Output_data_plt_i386): Add layout_ field.
202 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
203 (Output_data_plt_i386::do_write): Write address of .dynamic
204 section to first entry in .got.plt section.
205 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
206 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
208 (Output_data_plt_x86_64::do_write): Write address of .dynamic
209 section to first entry in .got.plt section.
210 * layout.h (Layout::dynamic_section): New function.
212 2011-07-13 Sriraman Tallam <tmsriram@google.com>
214 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
216 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
217 input_section_position_, and input_section_glob_.
218 (read_layout_from_file): Call function section_ordering_specified.
219 * layout.h (is_section_ordering_specified): New function.
220 (section_ordering_specified): New function.
221 (section_ordering_specified_): New boolean member.
222 * main.cc(main): Call load_plugins after layout object is defined.
223 * output.cc (Output_section::add_input_section): Use
224 function section_ordering_specified to check if section ordering is
226 * output.cc (Output_section::add_relaxed_input_section): Use
227 function section_ordering_specified to check if section ordering is
229 (Output_section::update_section_layout): New function.
230 (Output_section::sort_attached_input_sections): Check if input section
232 * output.h (Output_section::update_section_layout): New function.
233 * plugin.cc (get_section_count): New function.
234 (get_section_type): New function.
235 (get_section_name): New function.
236 (get_section_contents): New function.
237 (update_section_order): New function.
238 (allow_section_ordering): New function.
239 (Plugin::load): Add the new interfaces to the transfer vector.
240 (Plugin_manager::load_plugins): New parameter.
241 (Plugin_manager::all_symbols_read): New parameter.
242 (Plugin_manager::claim_file): New parameter. Save the elf object for
244 (Plugin_manager::get_elf_object): New function.
245 (Plugin_manager::get_view): Change to directly use the bool to check
246 if get_view is called from claim_file_hook.
247 * plugin.h (input_objects): New function
248 (Plugin__manager::load_plugins): New parameter.
249 (Plugin_manager::claim_file): New parameter.
250 (Plugin_manager::get_elf_object): New function.
251 (Plugin_manager::in_claim_file_handler): New function.
252 (Plugin_manager::in_claim_file_handler_): New member.
253 (layout): New function.
254 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
255 handler with an extra parameter. Make the elf object before calling
257 * testsuite/plugin_test.c (get_section_count): New function pointer.
258 (get_section_type): New function pointer.
259 (get_section_name): New function pointer.
260 (get_section_contents): New function pointer.
261 (update_section_order): New function pointer.
262 (allow_section_ordering): New function pointer.
263 (onload): Check if the new interfaces exist.
265 2011-07-13 Ian Lance Taylor <iant@google.com>
267 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
269 * x86_64.cc (Target_x86_64::got_section): Likewise.
270 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
271 (relro_now_test_SOURCES): New variable.
272 (relro_now_test_DEPENDENCIES): New variable.
273 (relro_now_test_LDFLAGS): New variable.
274 (relro_now_test_LDADD): New variable.
275 (relro_now_test.so): New target.
276 * testsuite/Makefile.in: Rebuild.
278 2011-07-12 Ian Lance Taylor <iant@google.com>
281 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
282 GLOB_DAT relocation rather than a RELATIVE relocation for a
283 protected symbol when creating a shared library.
284 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
285 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
286 * testsuite/protected_main_1.cc (main): Test that protected
287 function has same address.
289 2011-07-11 Ian Lance Taylor <iant@google.com>
292 * options.h (class General_options): Add -Bgroup.
293 * options.cc (General_options::finalize): If -Bgroup is set,
294 default to --unresolved-symbols=report-all.
295 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
296 * target-reloc.h (issue_undefined_symbol_error): Handle
297 --unresolved-symbols=report-all.
299 2011-07-08 Ian Lance Taylor <iant@google.com>
302 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
303 if linker script discards key sections.
304 (Layout::create_dynamic_symtab): Likewise.
305 (Layout::assign_local_dynsym_offsets): Likewise.
306 (Layout::sized_create_version_sections): Likewise.
307 (Layout::create_interp): Likewise.
308 (Layout::finish_dynamic_section): Likewise.
309 (Layout::set_dynamic_symbol_size): Likewise.
311 2011-07-08 Ian Lance Taylor <iant@google.com>
314 * options.h (class General_options): Add --unresolved-symbols.
315 * target-reloc.h (issue_undefined_symbol_error): Check
316 --unresolved-symbols. Add comments.
318 2011-07-08 Ian Lance Taylor <iant@google.com>
320 * testsuite/odr_violation2.cc (Ordering::operator()): Make
321 expression more complex.
323 2011-07-08 Ian Lance Taylor <iant@google.com>
326 * target-reloc.h (issue_undefined_symbol_error): New inline
327 function, broken out of relocate_section.
328 (relocate_section): Call issue_undefined_symbol_error.
329 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
330 there is no TLS segment if we are about to issue an undefined
332 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
334 2011-07-08 Ian Lance Taylor <iant@google.com>
337 * resolve.cc (Symbol_table::should_override): Add fromtype
338 parameter. Change all callers. Give error when linking together
339 TLS and non-TLS symbol.
340 (Symbol_table::should_override_with_special): Add fromtype
341 parameter. Change all callers.
342 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
343 there is no TLS segment if we have reported some errors.
344 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
346 2011-07-08 Ian Lance Taylor <iant@google.com>
349 * target.h (Target::plt_address_for_global): New function.
350 (Target::plt_address_for_local): New function.
351 (Target::plt_section_for_global): Remove.
352 (Target::plt_section_for_local): Remove.
353 (Target::do_plt_address_for_global): New virtual function.
354 (Target::do_plt_address_for_local): New virtual function.
355 (Target::do_plt_section_for_global): Remove.
356 (Target::do_plt_section_for_local): Remove.
357 (Target::register_global_plt_entry): Add Symbol_table and Layout
359 * output.cc (Output_data_got::Got_entry::write): Use
360 plt_address_for_global and plt_address_for_local.
361 * layout.cc (Layout::add_target_dynamic_tags): Use size and
362 address of output section.
363 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
364 got_irelative_, and irelative_count_ fields. Update
366 (Output_data_plt_i386::has_irelative_section): New function.
367 (Output_data_plt_i386::entry_count): Add irelative_count_.
368 (Output_data_plt_i386::set_final_data_size): Likewise.
369 (class Target_i386): Add got_irelative_ and rel_irelative_
370 fields. Update declarations.
371 (Target_i386::Target_i386): Initialize new fields.
372 (Target_i386::do_plt_address_for_global): New function replacing
373 do_plt_section_for_global.
374 (Target_i386::do_plt_address_for_local): New function replacing
375 do_plt_section_for_local.
376 (Target_i386::got_section): Create got_irelative_.
377 (Target_i386::rel_irelative_section): New function.
378 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
379 fields. Don't define __rel_iplt_{start,end}.
380 (Output_data_plt_i386::add_entry): Add symtab and layout
381 parameters. Change all callers. Use different PLT and GOT for
383 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
384 layout parameters. Change all callers. Use different PLT and
386 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
387 (Output_data_plt_i386::rel_irelative): New function.
388 (Output_data_plt_i386::address_for_global): New function.
389 (Output_data_plt_i386::address_for_local): New function.
390 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
391 IRELATIVE GOT when changing IFUNC GOT entries.
392 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
394 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
395 if we didn't create an IRELATIVE GOT.
396 (Target_i386::Relocate::relocate): Use plt_address_for_global and
397 plt_address_for_local.
398 (Target_i386::do_dynsym_value): Use plt_address_for_global.
399 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
400 got_irelative_, and irelative_count_ fields. Update
402 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
403 Initialize new fields. Remove symtab parameter. Change all
405 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
407 (Output_data_plt_x86_64::has_irelative_section): New function.
408 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
409 (class Target_x86_64): Add got_irelative_ and rel_irelative_
410 fields. Update declarations.
411 (Target_x86_64::Target_x86_64): Initialize new fields.
412 (Target_x86_64::do_plt_address_for_global): New function replacing
413 do_plt_section_for_global.
414 (Target_x86_64::do_plt_address_for_local): New function replacing
415 do_plt_section_for_local.
416 (Target_x86_64::got_section): Create got_irelative_.
417 (Target_x86_64::rela_irelative_section): New function.
418 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
419 all callers. Don't create __rel_iplt_{start,end}.
420 (Output_data_plt_x86_64::add_entry): Add symtab and layout
421 parameters. Change all callers. Use different PLT and GOT for
423 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
424 layout parameters. Change all callers. Use different PLT and
426 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
427 parameters. Change all callers. Use different PLT and GOT for
429 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
430 (Output_data_plt_x86_64::rela_irelative): New function.
431 (Output_data_plt_x86_64::address_for_global): New function.
432 (Output_data_plt_x86_64::address_for_local): New function.
433 (Output_data_plt_x86_64::set_final_data_size): Likewise.
434 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
435 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
436 (Target_x86_64::register_global_plt_entry): Add symtab and layout
438 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
440 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
441 symbols if we didn't create an IRELATIVE GOT.
442 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
443 plt_address_for_local.
444 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
445 * testsuite/ifuncvar1.c: New test file.
446 * testsuite/ifuncvar2.c: New test file.
447 * testsuite/ifuncvar3.c: New test file.
448 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
449 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
450 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
451 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
452 * testsuite/Makefile.in: Rebuild.
454 2011-07-07 Cary Coutant <ccoutant@google.com>
456 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
457 (two_file_test_1_ndebug.o): Likewise.
458 (two_file_test_1b_ndebug.o): Likewise.
459 (two_file_test_2_ndebug.o): Likewise.
460 (two_file_test_main_ndebug.o): Likewise.
461 (incremental_test_2): Link with no-debug versions.
463 2011-07-06 Cary Coutant <ccoutant@google.com>
465 * gold/incremental.cc
466 (Output_section_incremental_inputs::write_info_blocks): Check for
467 hidden and internal symbols.
469 2011-07-06 Cary Coutant <ccoutant@google.com>
471 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
472 Check disposition for startup file.
473 (Incremental_inputs::report_command_line): Ignore
474 --incremental-startup-unchanged option.
475 * options.cc (General_options::parse_incremental_startup_unchanged):
477 (General_options::General_options): Initialize new data member.
478 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
479 (General_options): Add --incremental-startup-unchanged option.
480 (General_options::incremental_startup_disposition): New function.
481 (General_options::incremental_startup_disposition_): New data member.
483 2011-07-06 Cary Coutant <ccoutant@google.com>
485 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
486 input file index to Script_info ctor.
487 (Sized_incremental_binary::do_file_has_changed): Find the
488 command-line argument for files named in scripts.
489 * incremental.h (Script_info::Script_info): New ctor
490 with input file index.
491 (Script_info::input_file_index): New function.
492 (Script_info::input_file_index_): New data member.
493 (Incremental_binary::get_library): Add const.
494 (Incremental_binary::get_script_info): Add const.
495 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
496 * testsuite/Makefile.am (incremental_test_5): New test case.
497 (incremental_test_6): New test case.
498 * testsuite/Makefile.in: Regenerate.
500 2011-07-06 Cary Coutant <ccoutant@google.com>
502 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
503 debug output when command lines differ.
505 2011-07-06 Cary Coutant <ccoutant@google.com>
507 * incremental.cc (Incremental_inputs::report_command_line): Ignore
508 --incremental-patch option.
509 * layout.cc (Free_list::allocate): Extend allocation beyond original
511 (Layout::make_output_section): Mark sections that should get
513 * options.cc (parse_percent): New function.
514 * options.h (parse_percent): New function.
515 (DEFINE_percent): New macro.
516 (General_options): Add --incremental-patch option.
517 * output.cc (Output_section::Output_section): Initialize new data
519 (Output_section::add_input_section): Print section name when out
521 (Output_section::add_output_section_data): Likewise.
522 (Output_section::set_final_data_size): Add patch space when
523 doing --incremental-full.
524 (Output_section::do_reset_address_and_file_offset): Remove patch
526 (Output_segment::set_section_list_addresses): Print debug output
527 only if --incremental-update.
528 * output.h (Output_section::set_is_patch_space_allowed): New function.
529 (Output_section::is_patch_space_allowed_): New data member.
530 (Output_section::patch_space_): New data member.
531 * parameters.cc (Parameters::incremental_full): New function.
532 * parameters.h (Parameters::incremental_full): New function
533 * testsuite/Makefile.am (incremental_test_2): Add test for
534 --incremental-patch option.
535 * testsuite/Makefile.in: Regenerate.
536 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
537 (t18): Remove function body.
539 2011-07-05 Doug Kwan <dougkwan@google.com>
542 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
543 Arm_Address type for relocation result.
544 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
546 (Arm_relocate_functions::abs32): Use unaligned access.
547 (Arm_relocate_functions::rel32): Ditto.
548 (Arm_relocate_functions::prel31): Ditto.
549 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
550 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
551 static data relocations.
552 * testsuite/Makefile.in: Regnerate.
553 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
555 2011-07-05 Ian Lance Taylor <iant@google.com>
558 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
559 symbols if necessary.
560 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
562 2011-07-05 Ian Lance Taylor <iant@google.com>
565 * resolve.cc (Symbol::override_base_with_special): Simply override
566 version with special symbol version, ignoring previous version.
568 2011-07-05 Ian Lance Taylor <iant@google.com>
570 * object.cc (Sized_relobj_file::include_section_group): Add
571 information to comment about signature location.
573 2011-07-02 Ian Lance Taylor <iant@google.com>
576 * options.h (class General_options): Add -f and -F.
577 * options.cc (General_options::finalize): Fatal error if -f/-F
578 are used without -shared.
579 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
581 2011-07-02 Ian Lance Taylor <iant@google.com>
583 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
585 2011-07-01 Ian Lance Taylor <iant@google.com>
589 * resolve.cc (Symbol::override_base_with_special): Don't override
590 the version if the overriding symbol has a different name.
591 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
592 all callers. If we give an error about an undefined version,
593 define the base version if necessary.
594 * dynobj.h (class Versions): Update declaration.
595 * testsuite/weak_alias_test_5.cc: New file.
596 * testsuite/weak_alias_test.script: New file.
597 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
598 and versioned_alias have the right value, and call t2.
599 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
600 weak_alias_test_5.so.
601 (weak_alias_test_LDADD): Likewise.
602 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
603 * testsuite/Makefile.in: Rebuild.
605 2011-07-01 Ian Lance Taylor <iant@google.com>
608 * options.h (class General_options): Support -z notext.
609 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
611 (two_file_shared_nonpic.so): Likewise.
612 (two_file_shared_mixed.so): Likewise.
613 (two_file_shared_mixed_1.so): Likewise.
614 (weak_undef_lib_nonpic.so): Likewise.
615 (alt/weak_undef_lib_nonpic.so): Likewise.
616 (tls_test_shared_nonpic.so): Likewise.
617 * testsuite/Makefile.in: Rebuild.
619 2011-07-01 Ian Lance Taylor <iant@google.com>
622 * configure.ac: Test whether static linking works, setting
623 the automake conditional HAVE_STATIC.
624 * testsuite/Makefile.am: Disable tests using -static if
625 HAVE_STATIC is not true.
626 * configure, testsuite/Makefile.in: Rebuild.
628 2011-07-01 Ian Lance Taylor <iant@google.com>
631 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
632 Assert if we see DW_EH_PE_indirect.
633 * target.h (Target::ehframe_datarel_base): New function.
634 (Target::do_ehframe_datarel_base): New target function.
635 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
636 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
639 2011-07-01 Ian Lance Taylor <iant@google.com>
642 * options.h (class General_options): Add
643 --ld-generated-unwind-info.
644 * ehframe.cc (Fde::write): Add address parameter. Change all
645 callers. If associated with PLT, fill in address and size.
646 (Cie::set_output_offset): Only add merge mapping if there is an
648 (Cie::write): Add address parameter. Change all callers.
649 (Eh_frame::add_ehframe_for_plt): New function.
650 * ehframe.h (class Fde): Update declarations. Move shndx_ and
651 input_offset_ fields into union u_, with new plt field.
652 (Fde::Fde): Adjust for new union field.
653 (Fde::Fde) [Output_data version]: New constructor.
654 (Fde::add_mapping): Only add merge mapping if there is an object.
655 (class Cie): Update declarations.
656 (class Eh_frame): Declare add_ehframe_for_plt.
657 * layout.cc (Layout::layout_eh_frame): Break out code into
658 make_eh_frame_section, and call it.
659 (Layout::make_eh_frame_section): New function.
660 (Layout::add_eh_frame_for_plt): New function.
661 * layout.h (class Layout): Update declarations.
662 * merge.cc (Merge_map::add_mapping): Add assertion.
663 * i386.cc: Include "dwarf.h".
664 (class Output_data_plt_i386): Make first_plt_entry,
665 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
666 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
667 and plt_eh_frame_fde.
668 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
669 boundary. Call add_eh_frame_for_plt if appropriate.
670 * x86_64.cc: Include "dwarf.h".
671 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
672 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
673 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
674 and plt_eh_frame_fde.
675 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
678 2011-06-29 Ian Lance Taylor <iant@google.com>
681 * object.cc (Sized_relobj_file::layout_section): Change shdr
682 parameter to be const.
683 (Sized_relobj_file::layout_eh_frame_section): New function, broken
685 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
686 appropriate. Call layout_eh_frame_section.
687 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
689 * object.h (class Sized_relobj_file): Update declarations.
691 2011-06-29 Ian Lance Taylor <iant@google.com>
694 * script.cc (Token::integer_value): Accept trailing M/m/K/k
696 (Lex::gather_token): Accept trailing M/m/K/k for integers.
698 2011-06-29 Ian Lance Taylor <iant@google.com>
701 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
703 * layout.cc (Layout::layout_eh_frame): Likewise.
705 2011-06-29 Ian Lance Taylor <iant@google.com>
708 * layout.cc (Layout::symtab_section_shndx): New function.
709 * layout.h (class Layout): Declare symtab_section_shndx.
710 * output.cc (Output_section::write_header): Call it.
712 2011-06-29 Ian Lance Taylor <iant@google.com>
715 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
716 symbols which are not used in a relocation.
718 2011-06-28 Ian Lance Taylor <iant@google.com>
721 * layout.cc (Layout::segment_precedes): Don't crash if a linker
722 script create indistinguishable segments.
723 (Layout::set_segment_offsets): Use stable_sort when sorting
724 segments. Pass this to Compare_segments constructor.
725 * layout.h (class Layout): Make segment_precedes non-static.
726 (class Compare_segments): Change from struct to class. Add
727 layout_ field. Add constructor.
729 (Script_sections::attach_sections_using_phdrs_clause): Rename
730 local orphan to is_orphan. Don't report failure to put empty
731 section in segment. On attachment failure, report name of
732 section, and attach to first PT_LOAD segment.
734 2011-06-28 Ian Lance Taylor <iant@google.com>
737 * target-select.cc (Target_selector::Target_selector): Add
738 emulation parameter. Change all callers.
739 (select_target_by_bfd_name): Rename from select_target_by_name.
741 (select_target_by_emulation): New function.
742 (supported_emulation_names): New function.
743 * target-select.h (class Target_selector): Add emulation_ field.
745 (Target_selector::recognize_by_bfd_name): Rename from
746 recognize_by_name. Change all callers.
747 (Target_selector::supported_bfd_names): Rename from
748 supported_names. Change all callers.
749 (Target_selector::recognize_by_emulation): New function.
750 (Target_selector::supported_emulations): New function.
751 (Target_selector::emulation): New function.
752 (Target_selector::do_recognize_by_bfd_name): Rename from
753 do_recognize_by_name. Change all callers.
754 (Target_selector::do_supported_bfd_names): Rename from
755 do_supported_names. Change all callers.
756 (Target_selector::do_recognize_by_emulation): New function.
757 (Target_selector::do_supported_emulations): New function.
758 (select_target_by_bfd_name): Change name in declaration.
759 (select_target_by_emulation): Declare.
760 (supported_emulation_names): Declare.
761 * parameters.cc (parameters_force_valid_target): Try to find
762 target based on emulation from -m option.
763 * options.h (class General_options): Change doc string for -m.
764 * options.cc (help): Print emulations.
765 (General_options::parse_V): Likewise.
766 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
767 Add emulation parameter. Change all callers.
769 2011-06-28 Ian Lance Taylor <iant@google.com>
771 * target.h (class Target): Add osabi_ field.
772 (Target::osabi): New function.
773 (Target::set_osabi): New function.
774 (Target::Target): Initialize osabi_.
775 (Target::do_adjust_elf_header): Make pure virtual.
776 (Sized_target::do_adjust_elf_header): Declare.
777 * target.cc (Sized_target::do_adjust_elf_header): New function.
778 (class Sized_target): Instantiate all versions.
779 * freebsd.h (class Target_freebsd): Remove.
780 (Target_selector_freebsd::do_recognize): Call set_osabi on
782 (Target_selector_freebsd::do_recognize_by_name): Likewise.
783 (Target_selector_freebsd::set_osabi): Remove.
784 * i386.cc (class Target_i386): Inherit from Sized_target rather
786 * x86_64.cc (class Target_x86_64): Likewise.
788 2011-06-28 Ian Lance Taylor <iant@google.com>
790 * target.h (Target::can_check_for_function_pointers): Rewrite.
792 (Target::can_icf_inline_merge_sections): Likewise.
793 (Target::section_may_have_icf_unsafe_poineters): Likewise.
794 (Target::Target_info): Add can_icf_inline_merge_sections field.
795 (Target::do_can_check_for_function_pointers): New virtual
797 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
798 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
799 from can_check_for_function_pointers, move in file.
800 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
801 section_may_have_icf_unsafe_poineters, move in file.
802 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
803 * i386.cc (Target_i386::do_can_check_for_function_pointers):
804 Rename from can_check_for_function_pointers, move in file.
805 (Target_i386::can_icf_inline_merge_sections): Remove.
806 (Target_i386::i386_info): Initialize
807 can_icf_inline_merge_sections.
808 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
809 Initialize can_icf_inline_merge_sections.
810 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
811 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
812 Rename from can_check_for_function_pointers, move in file.
813 (Target_x86_64::can_icf_inline_merge_sections): Remove.
814 (Target_x86_64::x86_64_info): Initialize
815 can_icf_inline_merge_sections.
816 * testsuite/testfile.cc (Target_test::test_target_info):
818 * icf.cc (get_section_contents): Correct formatting.
820 2011-06-27 Ian Lance Taylor <iant@google.com>
822 * symtab.cc (Symbol::versioned_name): New function.
823 (Symbol_table::add_to_final_symtab): Use versioned_name when
825 (Symbol_table::sized_write_symbol): Likewise.
826 * symtab.h (class Symbol): Declare versioned_name.
827 * stringpool.h (class Stringpool_template): Add variant of add
828 which takes a std::basic_string.
829 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
830 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
831 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
832 (ver_test_12.o): New target.
833 * testsuite/Makefile.in: Rebuild.
835 2011-06-27 Doug Kwan <dougkwan@google.com>
837 * arm.cc (Arm_relocate_functions::thm_jump8,
838 Arm_relocate_functions::thm_jump11): Use a wider signed
839 type to compute offset.
840 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
842 * testsuite/Makefile.in: Regenerate.
843 * testsuite/arm_branch_in_range.sh: Check test results of
844 arm_thm_jump11 and arm_thm_jump8.
845 * testsuite/arm_thm_jump11.s: New test source file.
846 * testsuite/arm_thm_jump11.t: New linker script.
847 * testsuite/arm_thm_jump8.s: New test source file.
848 * testsuite/arm_thm_jump8.t: New linker script.
850 2011-06-24 Ian Lance Taylor <iant@google.com>
852 * layout.cc: Include "object.h".
853 (ctors_sections_in_init_array): New static variable.
854 (Layout::is_ctors_in_init_array): New function.
855 (Layout::layout): Add entry to ctors_sections_in_init_array if
857 * layout.h (class Layout): Declare is_ctors_in_init_array.
858 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
859 is_ctors_reverse_view is set.
860 (Sized_relobj_file::write_sections): Add layout parameter. Change
861 all callers. Set is_ctors_reverse_view field of View_size.
862 (Sized_relobj_file::reverse_words): New function.
863 * object.h (Sized_relobj_file::View_size): Add
864 is_ctors_reverse_view field.
865 (class Sized_relobj_file): Update declarations.
866 * testsuite/initpri3.c: New test.
867 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
869 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
870 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
871 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
872 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
873 * testsuite/Makefile.in: Rebuild.
875 2011-06-24 Cary Coutant <ccoutant@google.com>
877 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
878 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
879 (debug_msg_cdebug.err): New targets.
880 * testsuite/Makefile.in: Regenerate.
881 * testsuite/debug_msg.sh: Check output of link with compressed debug.
882 Fix checks for link with shared library.
884 2011-06-24 Doug Kwan <dougkwan@google.com>
886 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
887 skip empty text sections.
888 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
890 2011-06-22 Ian Lance Taylor <iant@google.com>
893 * options.h (class General_options): Add --ctors-in-init-array.
894 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
895 friends as SHT_PROGBITS for merging sections.
896 (Layout::layout): Remove special handling of .init_array and
897 friends. Don't sort if doing relocatable link. Sort for .ctors
898 and .dtors if ctors_in_init_array.
899 (Layout::make_output_section): Force correct section types for
900 .init_array and friends. Don't sort if doing relocatable link,
901 Don't sort .ctors and .dtors if ctors_in_init_array.
902 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
903 (Layout::output_section_name): Add relobj parameter. Change all
904 callers. Handle .ctors. and .dtors. in code rather than table.
905 Handle .ctors and .dtors if ctors_in_init_array.
906 (Layout::match_file_name): New function, moved from output.cc.
907 * layout.h (class Layout): Update declarations.
908 * output.cc: Include "layout.h".
909 (Input_section_sort_entry::get_priority): New function.
910 (Input_section_sort_entry::match_file_name): Just call
911 Layout::match_file_name.
912 (Output_section::Input_section_sort_init_fini_compare::operator()):
913 Handle .ctors and .dtors. Sort by explicit priority rather than
915 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
916 * testsuite/initpri2.c: New test.
917 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
918 (check_PROGRAMS): Add initpri2.
919 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
920 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
921 * configure, testsuite/Makefile.in: Rebuild.
923 2011-06-19 Ian Lance Taylor <iant@google.com>
926 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
927 .interp section to a PT_INTERP segment even if we have seen a
928 --dynamic-linker option. Don't do it if we have seen a PHDRS
929 clause in a linker script.
930 (Layout::finalize): Don't create a .interp section if we've
931 already create a PT_INTERP segment.
932 (Layout::create_interp): Always call choose_output_section (revert
933 patch of 2011-06-17). Don't create PT_INTERP segment.
935 (Script_sections::create_note_and_tls_segments): Add a .interp
936 section to a PT_INTERP segment even if we have seen a
937 --dynamic-linker option.
939 2011-06-18 Ian Lance Taylor <iant@google.com>
941 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
942 merely because a non-PT_LOAD segment has a dynamic reloc.
944 2011-06-18 Ian Lance Taylor <iant@google.com>
946 * layout.cc (Layout::finish_dynamic_section): Don't create
947 DT_FLAGS entry if not needed.
949 2011-06-18 Ian Lance Taylor <iant@google.com>
952 * layout.cc (Layout::layout_eh_frame): Correct handling of
953 writable .eh_frame section.
955 2011-06-17 Ian Lance Taylor <iant@google.com>
958 * resolve.cc (Symbol_table::resolve): Don't give an error if a
959 symbol is redefined with the exact same object and value.
961 2011-06-17 Ian Lance Taylor <iant@google.com>
964 * layout.h (class Layout): Add interp_segment_ field.
965 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
966 (Layout::attach_allocated_section_to_segment): If making shared
967 library, put .interp section in PT_INTERP segment.
968 (Layout::finalize): Also call create_interp if -dynamic-linker
970 (Layout::create_interp): Assert that there is no PT_INTERP
971 segment. If not using a SECTIONS clause, use make_output_section.
972 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
974 (Script_sections::create_note_and_tls_segments): If making shared
975 library, put .interp section in PT_INTERP segment.
977 2011-06-17 Ian Lance Taylor <iant@google.com>
979 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
980 when making a shared library.
982 2011-06-17 Ian Lance Taylor <iant@google.com>
984 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
985 parameter. Change all callers. Don't issue warning about PC32
986 against locally defined symbol.
988 2011-06-16 Ian Lance Taylor <iant@google.com>
990 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
991 occurs in same object.
993 2011-06-14 Alan Modra <amodra@gmail.com>
995 * po/POTFILES.in: Regenerate.
997 2011-06-09 Ian Lance Taylor <iant@google.com>
1000 (Orphan_output_section::set_section_addresses): For a relocatable
1001 link set address to 0.
1003 2011-06-09 Cary Coutant <ccoutant@google.com>
1006 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1007 used with --compress-debug-sections.
1008 * gold/object.cc (Sized_relobj_file::do_layout): Report
1009 uncompressed size of compressed input sections.
1011 2011-06-08 Cary Coutant <ccoutant@google.com>
1014 * testsuite/two_file_test_2_v1.cc: Change initialization of
1015 v2 to keep it in .data.
1017 2011-06-07 Cary Coutant <ccoutant@google.com>
1019 * common.cc (Symbol_table::do_allocate_commons_list): Call
1021 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1022 (Errors::fallback): New function.
1023 (gold_fallback): New function.
1024 * errors.h (Errors::fallback): New function.
1025 * gold.cc (gold_exit): Change status parameter to enum; adjust
1027 (queue_initial_tasks): Call gold_fallback.
1028 * gold.h: Include cstdlib.
1029 (Exit_status): New enum type.
1030 (gold_exit): Change status parameter to enum.
1031 (gold_fallback): New function.
1032 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1033 (Layout::create_symtab_sections): Likewise.
1034 (Layout::create_shdrs): Likewise.
1035 * main.cc (main): Adjust call to gold_exit.
1036 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1037 (Output_data_got::add_got_entry_pair): Likewise.
1038 (Output_section::add_input_section): Likewise.
1039 (Output_section::add_output_section_data): Likewise.
1040 (Output_segment::set_section_list_addresses): Likewise.
1041 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1043 2011-06-07 Cary Coutant <ccoutant@google.com>
1045 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1046 for incremental links.
1047 * output.cc (Output_segment::set_section_list_addresses): Remove
1048 FIXME and test for TLS or BSS.
1050 2011-06-07 Cary Coutant <ccoutant@google.com>
1052 * testsuite/Makefile.am: Add incremental_copy_test,
1053 incremental_common_test_1.
1054 * testsuite/Makefile.in: Regenerate.
1055 * testsuite/common_test_1_v1.c: New source file.
1056 * testsuite/common_test_1_v2.c: New source file.
1057 * testsuite/copy_test_v1.cc: New source file.
1059 2011-06-07 Cary Coutant <ccoutant@google.com>
1061 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1062 update, allocate common from bss section's free list.
1063 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1064 linker-defined symbols.
1065 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1066 Skip GOT and PLT entries that are no longer referenced.
1067 (Output_section_incremental_inputs::write_info_blocks): Mark
1068 linker-defined symbols.
1069 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1070 * output.cc (Output_section::allocate): New function.
1071 * output.h (Output_section::allocate): New function.
1072 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1073 linker-defined symbols.
1074 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1075 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1076 (Symbol::init_base_output_data): Likewise.
1077 (Symbol::init_base_output_segment): Likewise.
1078 (Symbol::init_base_constant): Likewise.
1079 (Sized_symbol::init_output_data): Likewise.
1080 (Sized_symbol::init_output_segment): Likewise.
1081 (Sized_symbol::init_constant): Likewise.
1082 (Symbol_table::do_define_in_output_data): Likewise.
1083 (Symbol_table::do_define_in_output_segment): Likewise.
1084 (Symbol_table::do_define_as_constant): Likewise.
1085 * symtab.h (Symbol::is_predefined): New function.
1086 (Symbol::init_base_output_data): Add is_predefined parameter.
1087 (Symbol::init_base_output_segment): Likewise.
1088 (Symbol::init_base_constant): Likewise.
1089 (Symbol::is_predefined_): New data member.
1090 (Sized_symbol::init_output_data): Add is_predefined parameter.
1091 (Sized_symbol::init_output_segment): Likewise.
1092 (Sized_symbol::init_constant): Likewise.
1093 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1095 2011-06-07 Cary Coutant <ccoutant@google.com>
1097 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1098 instead of emit_copy_reloc.
1099 (Copy_relocs::emit_copy_reloc): Refactor.
1100 (Copy_relocs::make_copy_reloc): New function.
1101 (Copy_relocs::add_copy_reloc): Remove.
1102 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1104 (Copy_relocs::make_copy_reloc): New function.
1105 (Copy_relocs::add_copy_reloc): Remove.
1106 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1107 unchanged input files.
1108 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1109 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1110 Reserve BSS space for COPY relocations.
1111 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1112 (Output_section_incremental_inputs::write_info_blocks): Record
1113 whether a symbol is copied from a shared object.
1114 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1115 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1116 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1117 (Incremental_input_entry_reader::get_output_symbol_index): Add
1119 (Incremental_binary::emit_copy_relocs): New function.
1120 (Incremental_binary::do_emit_copy_relocs): New function.
1121 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1123 (Sized_incremental_binary::add_copy_reloc): New function.
1124 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1125 (Sized_incremental_binary::Copy_reloc): New struct.
1126 (Sized_incremental_binary::Copy_relocs): New typedef.
1127 (Sized_incremental_binary::copy_relocs_): New data member.
1128 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1129 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1130 * target.h (Sized_target::emit_copy_reloc): New function.
1131 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1133 2011-06-02 Cary Coutant <ccoutant@google.com>
1136 * gold/archive.cc (Archive::Archive): Initialize new data member.
1137 (Archive::include_all_members): Return if archive has already been
1139 * gold/archive.h (Archive::include_all_members_): New data member.
1141 2011-06-02 Nick Clifton <nickc@redhat.com>
1143 * dynobj.h: Fix spelling mistake in comment.
1144 * output.cc: Likewise.
1146 2011-05-31 Doug Kwan <dougkwan@google.com>
1150 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1151 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1152 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1153 redundant arm_exidx_test.so.
1154 * testsuite/Makefile.in: Regenerate.
1155 (check_SCRIPTS): Add pr12826.sh
1156 (check_DATA): Add pr12826.stdout
1157 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1158 * testsuite/pr12826.sh: New file.
1159 * testsuite/pr12826_1.s: Ditto.
1160 * testsuite/pr12826_1.s: Ditto.
1162 2011-05-30 Ian Lance Taylor <iant@google.com>
1164 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1167 2011-05-29 Ian Lance Taylor <iant@google.com>
1170 * testsuite/Makefile.am: Use different file name for two_file_test
1171 temporary file for each incremental test.
1172 * testsuite/Makefile.in: Rebuild.
1174 2011-05-29 Ian Lance Taylor <iant@google.com>
1176 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1177 binary input file is empty.
1179 2011-05-27 Ian Lance Taylor <iant@google.com>
1181 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1182 (ver_test_9.so): Likewise.
1183 * testsuite/Makefile.in: Rebuild.
1185 2011-05-26 Cary Coutant <ccoutant@google.com>
1187 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1188 * incremental.cc (Incremental_inputs::report_input_section): Fix
1189 comment, indentation.
1190 (Incremental_inputs::report_comdat_group): New function.
1191 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1192 of data for incremental input file entry.
1193 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1194 group count, COMDAT group signatures.
1195 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1196 an unchanged input file.
1197 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1198 Initialize new data member.
1199 (Incremental_object_entry::add_comdat_group): New function.
1200 (Incremental_object_entry::get_comdat_group_count): New function.
1201 (Incremental_object_entry::get_comdat_signature_key): New function.
1202 (Incremental_object_entry::groups_): New data member.
1203 (Incremental_inputs::report_comdat_group): New function.
1204 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1205 data for incremental input file entry.
1206 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1207 (Incremental_input_entry_reader::get_input_section): Adjust size of
1208 data for incremental input file entry.
1209 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1210 (Incremental_input_entry_reader::get_comdat_group_signature): New
1212 * object.cc (Sized_relobj::include_section_group): Report kept
1213 COMDAT groups for incremental links.
1215 2011-05-24 David Meyer <pdox@google.com>
1217 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1218 with name parameter. Add found_name parameter.
1219 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1220 * dirsearch.h (class Dirsearch): Update declaration.
1222 2011-05-24 Ian Lance Taylor <iant@google.com>
1224 * archive.cc (Library_base::should_include_member): Pull in object
1225 from archive if it defines the entry symbol.
1226 * parameters.cc (Parameters::entry): New function.
1227 * parameters.h (class Parameters): Declare entry.
1228 * output.h (class Output_file_header): Remove entry_ field.
1229 * output.cc (Output_file_header::Output_file_header): Remove entry
1230 parameter. Change all callers.
1231 (Output_file_header::entry): Use parameters->entry.
1232 * gold.cc (queue_middle_tasks): Likewise.
1233 * plugin.cc (Plugin_hook::run): Likewise.
1235 2011-05-24 Cary Coutant <ccoutant@google.com>
1237 * gold.cc (queue_initial_tasks): Pass incremental base filename
1238 to Output_file::open_base_file; don't print error message.
1239 * incremental-dump.cc (main): Adjust call to
1240 Output_file::open_for_modification.
1241 * incremental-dump.cc (main): Likewise.
1242 * incremental.cc (Incremental_inputs::report_command_line):
1243 Ignore --incremental-base option when comparing command lines.
1244 Ignore parameter when given as separate argument.
1245 * options.h (class General_options): Add --incremental-base.
1246 * output.cc (Output_file::Output_file):
1247 (Output_file::open_base_file): Add base_name and writable parameters;
1248 read base file into new file; print error message here.
1249 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1251 * output.h (Output_file::open_for_modification): Rename to...
1252 (Output_file::open_base_file): ...this; add base_name and
1253 writable parameters; adjust all callers.
1254 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1256 * testsuite/Makefile.am (incremental_test_4): Test
1258 * testsuite/Makefile.in: Regenerate.
1260 2011-05-24 Cary Coutant <ccoutant@google.com>
1262 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1264 * testsuite/Makefile.in: Regenerate.
1265 * testsuite/two_file_test_1_v1.cc: New test source file.
1266 * testsuite/two_file_test_1b_v1.cc: New test source file.
1267 * testsuite/two_file_test_2_v1.cc: New test source file.
1269 2011-05-24 Cary Coutant <ccoutant@google.com>
1271 * dynobj.h (Dynobj::do_dynobj): New function.
1272 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1273 flag and soname for shared objects.
1274 * incremental.cc (Incremental_inputs::report_object): Make
1275 either Incremental_object_entry or Incremental_dynobj_entry; add
1276 soname to string table.
1277 (Incremental_inputs::report_input_section): Add assertion.
1278 (Output_section_incremental_inputs::set_final_data_size): Adjust
1279 type of input file entry for shared libraries; adjust size of
1280 shared library info entry.
1281 (Output_section_incremental_inputs::write_input_files): Write
1282 as_needed flag for shared libraries.
1283 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1284 of input file entry for shared libraries; write soname.
1285 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1286 soname from incremental info.
1287 * incremental.h (enum Incremental_input_flags): Add
1288 INCREMENTAL_INPUT_AS_NEEDED.
1289 (Incremental_input_entry::Incremental_input_entry): Initialize new
1291 (Incremental_input_entry::set_as_needed): New function.
1292 (Incremental_input_entry::as_needed): New function.
1293 (Incremental_input_entry::do_dynobj_entry): New function.
1294 (Incremental_input_entry::as_needed_): New data member.
1295 (Incremental_object_entry::Incremental_object_entry): Don't check
1297 (Incremental_object_entry::do_type): Likewise.
1298 (class Incremental_dynobj_entry): New class.
1299 (Incremental_input_entry_reader::as_needed): New function.
1300 (Incremental_input_entry_reader::get_soname): New function.
1301 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1302 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1303 size of shared library info entry.
1304 * layout.cc (Layout::finish_dynamic_section): Don't test for
1305 incremental link when adding DT_NEEDED entries.
1306 * object.h (Object::Object): Initialize new data member.
1307 (Object::dynobj): New function.
1308 (Object::set_as_needed): New function.
1309 (Object::as_needed): New function.
1310 (Object::do_dynobj): New function.
1311 (Object::as_needed_): New data member.
1313 2011-05-24 Cary Coutant <ccoutant@google.com>
1315 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1316 info; adjust display of GOT entries.
1317 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1318 vector of input objects; remove file_status_.
1319 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1320 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1321 got_plt reader; call target hooks to reserve GOT entries.
1322 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1323 of input file info header and GOT info entry.
1324 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1326 (Got_plt_view_info::got_descriptor): Remove.
1327 (Got_plt_view_info::sym_index): New data member.
1328 (Got_plt_view_info::input_index): New data member.
1329 (Local_got_offset_visitor::visit): Write input file index.
1330 (Global_got_offset_visitor::visit): Write 0 for input file index.
1331 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1332 with sym_index and input_index.
1333 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1334 incremental info GOT entry; replace got_descriptor with input_index.
1335 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1336 map from input file index to object.
1337 (Sized_relobj_incr::do_layout): Replace direct data member reference
1338 with accessor function.
1339 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1340 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1341 Adjust size of input file info header.
1342 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1343 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1344 (Incremental_input_entry_reader::get_input_section): Adjust size of
1345 input file info header.
1346 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1347 of incremental info GOT entry.
1348 (Incremental_got_plt_reader::get_got_desc): Remove.
1349 (Incremental_got_plt_reader::get_got_symndx): New function.
1350 (Incremental_got_plt_reader::get_got_input_index): New function.
1351 (Sized_incremental_binary::Sized_incremental_binary): Remove
1352 file_status_; add input_objects_.
1353 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1354 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1355 (Sized_incremental_binary::file_is_unchanged): Remove.
1356 (Sized_incremental_binary::set_input_object): New function.
1357 (Sized_incremental_binary::input_object): New function.
1358 (Sized_incremental_binary::file_status_): Remove.
1359 (Sized_incremental_binary::input_objects_): New data member.
1360 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1362 (Sized_relobj_incr::invalid_address): Move to base class.
1363 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1365 (Sized_relobj_incr::do_output_section_offset): Likewise.
1366 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1367 (Sized_relobj_incr::section_offsets_): Likewise.
1368 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1370 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1371 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1372 with accessor function.
1373 (Sized_relobj_file::do_layout): Likewise.
1374 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1375 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1376 (Sized_relobj_file::compute_final_local_value): Replace refs to
1377 section_offsets_ with accessor function.
1378 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1379 * object.h (Relobj::Relobj): Initialize new data members.
1380 (Relobj::add_dyn_reloc): New function.
1381 (Relobj::first_dyn_reloc): New function.
1382 (Relobj::dyn_reloc_count): New function.
1383 (Relobj::first_dyn_reloc_): New data member.
1384 (Relobj::dyn_reloc_count_): New data member.
1385 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1387 (Sized_relobj::Address): New typedef.
1388 (Sized_relobj::invalid_address): Move here from child class.
1389 (Sized_relobj::Sized_relobj): Initialize new data members.
1390 (Sized_relobj::sized_relobj): New function.
1391 (Sized_relobj::is_output_section_offset_invalid): Move here from
1393 (Sized_relobj::get_output_section_offset): Likewise.
1394 (Sized_relobj::local_has_got_offset): Likewise.
1395 (Sized_relobj::local_got_offset): Likewise.
1396 (Sized_relobj::set_local_got_offset): Likewise.
1397 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1398 (Sized_relobj::clear_got_offsets): New function.
1399 (Sized_relobj::section_offsets): Move here from child class.
1400 (Sized_relobj::do_output_section_offset): Likewise.
1401 (Sized_relobj::do_set_section_offset): Likewise.
1402 (Sized_relobj::Local_got_offsets): Likewise.
1403 (Sized_relobj::local_got_offsets_): Likewise.
1404 (Sized_relobj::section_offsets_): Likewise.
1405 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1407 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1409 (Sized_relobj_file::sized_relobj): New function
1410 (Sized_relobj_file::local_has_got_offset): Move to base class.
1411 (Sized_relobj_file::local_got_offset): Likewise.
1412 (Sized_relobj_file::set_local_got_offset): Likewise.
1413 (Sized_relobj_file::get_output_section_offset): Likewise.
1414 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1415 (Sized_relobj_file::do_output_section_offset): Likewise.
1416 (Sized_relobj_file::do_set_section_offset): Likewise.
1417 (Sized_relobj_file::Local_got_offsets): Likewise.
1418 (Sized_relobj_file::local_got_offsets_): Likewise.
1419 (Sized_relobj_file::section_offsets_): Likewise.
1420 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1422 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1423 (Output_reloc::get_symbol_index): Likewise.
1424 (Output_reloc::local_section_offset): Likewise.
1425 (Output_reloc::get_address): Likewise.
1426 (Output_reloc::symbol_value): Likewise.
1427 (Output_data_got::reserve_slot): Move to class definition.
1428 (Output_data_got::reserve_local): New function.
1429 (Output_data_got::reserve_slot_for_global): Remove.
1430 (Output_data_got::reserve_global): New function.
1431 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1432 (all constructors, two instantiations).
1433 (Output_reloc::get_relobj): New function (two instantiations).
1434 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1435 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1436 (Output_data_reloc::add_global): Adjust type of relobj.
1437 (Output_data_reloc::add_global_relative): Likewise.
1438 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1439 (Output_data_reloc::add_local): Likewise.
1440 (Output_data_reloc::add_local_relative): Likewise.
1441 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1442 (Output_data_reloc::add_local_section): Likewise.
1443 (Output_data_reloc::add_output_section): Likewise.
1444 (Output_data_reloc::add_absolute): Likewise.
1445 (Output_data_reloc::add_target_specific): Likewise.
1446 (Output_data_got::reserve_slot): Move definition here.
1447 (Output_data_got::reserve_local): New function.
1448 (Output_data_got::reserve_global): New function.
1449 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1450 section_offsets_ with accessor function.
1451 (Sized_relobj_file::write_sections): Likewise.
1452 (Sized_relobj_file::do_relocate_sections): Likewise.
1453 * target.h (Sized_target::reserve_local_got_entry): New function.
1454 (Sized_target::reserve_global_got_entry): New function.
1455 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1456 (Target_x86_64::reserve_global_got_entry): New function.
1457 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1459 2011-05-23 Cary Coutant <ccoutant@google.com>
1461 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1462 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1463 bit when checking got_type.
1464 * incremental.cc (Sized_incremental_binary::setup_readers):
1465 Store symbol table and string table locations; initialize bit vector
1466 of file status flags.
1467 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1469 (Sized_incremental_binary::do_process_got_plt): New function.
1470 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1471 (Output_section_incremental_inputs::set_final_data_size): Record
1472 file index for each input file.
1473 (Output_section_incremental_inputs::write_got_plt): Store file index
1474 instead of input entry offset for each GOT entry.
1476 (Incremental_input_entry::Incremental_input_entry): Initialize new
1478 (Incremental_input_entry::set_offset): Store file index.
1479 (Incremental_input_entry::get_file_index): New function.
1480 (Incremental_input_entry::file_index_): New data member.
1481 (Incremental_binary::process_got_plt): New function.
1482 (Incremental_binary::do_process_got_plt): New function.
1483 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1485 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1486 (Sized_incremental_binary::set_file_is_unchanged): New function.
1487 (Sized_incremental_binary::file_is_unchanged): New function.
1488 (Sized_incremental_binary::do_process_got_plt): New function.
1489 (Sized_incremental_binary::file_status_): New data member.
1490 (Sized_incremental_binary::main_symtab_loc_): New data member.
1491 (Sized_incremental_binary::main_strtab_loc_): New data member.
1492 * output.cc (Output_data_got::Got_entry::write): Add case
1494 (Output_data_got::add_global): Call add_got_entry.
1495 (Output_data_got::add_global_plt): Likewise.
1496 (Output_data_got::add_global_with_rel): Likewise.
1497 (Output_data_got::add_global_with_rela): Likewise.
1498 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1499 (Output_data_got::add_global_pair_with_rela): Likewise.
1500 (Output_data_got::add_local): Call add_got_entry.
1501 (Output_data_got::add_local_plt): Likewise.
1502 (Output_data_got::add_local_with_rel): Likewise.
1503 (Output_data_got::add_local_with_rela): Likewise.
1504 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1505 (Output_data_got::add_local_pair_with_rela): Likewise.
1506 (Output_data_got::reserve_slot): New function.
1507 (Output_data_got::reserve_slot_for_global): New function.
1508 (Output_data_got::add_got_entry): New function.
1509 (Output_data_got::add_got_entry_pair): New function.
1510 (Output_section::add_output_section_data): Edit FIXME.
1512 (Output_section_data_build::Output_section_data_build): New
1513 constructor with size parameter.
1514 (Output_data_space::Output_data_space): Likewise.
1515 (Output_data_got::Output_data_got): Initialize new data member; new
1516 constructor with size parameter.
1517 (Output_data_got::add_constant): Call add_got_entry.
1518 (Output_data_got::reserve_slot): New function.
1519 (Output_data_got::reserve_slot_for_global): New function.
1520 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1521 (Output_data_got::add_got_entry): New function.
1522 (Output_data_got::add_got_entry_pair): New function.
1523 (Output_data_got::free_list_): New data member.
1524 * target.h (Sized_target::init_got_plt_for_update): New function.
1525 (Sized_target::register_global_plt_entry): New function.
1526 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1527 Initialize new data member; call init; add constructor with PLT count.
1528 (Output_data_plt_x86_64::init): New function.
1529 (Output_data_plt_x86_64::add_relocation): New function.
1530 (Output_data_plt_x86_64::reserve_slot): New function.
1531 (Output_data_plt_x86_64::free_list_): New data member.
1532 (Target_x86_64::init_got_plt_for_update): New function.
1533 (Target_x86_64::register_global_plt_entry): New function.
1534 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1535 incremental updates.
1536 (Output_data_plt_x86_64::add_relocation): New function.
1537 * testsuite/object_unittest.cc (Object_test): Set default options.
1539 2011-05-16 Ian Lance Taylor <iant@google.com>
1541 * options.h (class General_options): Make -i a synonym for -r.
1543 2011-05-16 Ian Lance Taylor <iant@google.com>
1545 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1547 2011-05-10 Cary Coutant <ccoutant@google.com>
1549 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1552 2011-05-06 Ian Lance Taylor <iant@google.com>
1554 * layout.cc (Layout::layout): If the output section flags change,
1555 update the ordering.
1557 2011-04-25 Cary Coutant <ccoutant@google.com>
1559 * incremental-dump.cc (dump_incremental_inputs): Print local
1560 symbol info for each input file.
1562 (Output_section_incremental_inputs::set_final_data_size): Add local
1563 symbol info to input file entries in incremental info.
1564 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1565 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1566 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1567 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1569 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1570 (Sized_incr_relobj::do_relocate): Write the local symbols.
1571 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1572 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1573 Adjust size of input file header.
1574 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1575 (Incremental_inputs_reader::get_local_symbol_count): New function.
1576 (Incremental_inputs_reader::get_input_section): Adjust size of input
1578 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1579 (Sized_incr_relobj::This): New typedef.
1580 (Sized_incr_relobj::sym_size): New const data member.
1581 (Sized_incr_relobj::Local_symbol): New struct.
1582 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1583 (Sized_incr_relobj::do_local_symbol_offset): New function.
1584 (Sized_incr_relobj::local_symbol_count_): New data member.
1585 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1586 (Sized_incr_relobj::local_symbol_index_): New data member.
1587 (Sized_incr_relobj::local_symbol_offset_): New data member.
1588 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1589 (Sized_incr_relobj::local_symbols_): New data member.
1590 * object.h (Relobj::output_local_symbol_count): New function.
1591 (Relobj::local_symbol_offset): New function.
1592 (Relobj::do_output_local_symbol_count): New function.
1593 (Relobj::do_local_symbol_offset): New function.
1594 (Sized_relobj::do_output_local_symbol_count): New function.
1595 (Sized_relobj::do_local_symbol_offset): New function.
1597 2011-04-22 Vladimir Simonov <sv@sw.ru>
1599 * descriptors.cc (set_close_on_exec): New function.
1600 (Descriptors::open): Use set_close_on_exec.
1601 * output.cc (S_ISLNK): Define if not defined.
1603 2011-04-22 Cary Coutant <ccoutant@google.com>
1605 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1607 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1608 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1609 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1611 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1612 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1613 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1615 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1617 (Incremental_binary::apply_incremental_relocs): New function.
1618 (Incremental_binary::do_apply_incremental_relocs): New function.
1619 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1621 (Sized_incremental_binary::add_global_symbol): New function.
1622 (Sized_incremental_binary::global_symbol): New function.
1623 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1624 (Sized_incremental_binary::symbol_map_): New data member.
1625 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1626 * target.h (Sized_target::apply_relocation): New function.
1627 * target-reloc.h (apply_relocation): New function.
1628 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1630 2011-04-22 Doug Kwan <dougkwan@google.com>
1632 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1633 flag of a SHT_ARM_EXIDX section.
1634 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1635 * testsuite/Makefile.in: Regenerate.
1636 * testsuite/arm_exidx_test.s: New file.
1637 * testsuite/arm_exidx_test.sh: Same.
1639 2011-04-20 Cary Coutant <ccoutant@google.com>
1642 * archive.h (Incremental_archive_entry::Archive_member):
1643 Initialize arg_serial_ (second constructor).
1645 2011-04-17 Ian Lance Taylor <iant@google.com>
1647 * object.cc (Relocate_info::location): Simplify location string.
1648 * errors.cc (Errors::error_at_location): Don't print program
1650 (Errors::warning_at_location): Likewise.
1651 (Errors::undefined_symbol): Likewise.
1652 * testsuite/debug_msg.sh: Update accordingly.
1654 2011-04-14 Cary Coutant <ccoutant@google.com>
1656 * gold/layout.cc (Layout::symtab_section_offset): New function.
1657 * gold/layout.h (Layout::symtab_section_offset): New function.
1658 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1660 2011-04-12 Ian Lance Taylor <iant@google.com>
1662 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1663 with MREMAP_MAYMOVE.
1664 * output.h (class Output_file): Add map_is_allocated_ field.
1665 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1666 not available, provide stubs. If mremap is not available, #define
1668 (MREMAP_MAYMOVE): Define if not defined.
1669 (Output_file::Output_file): Initialize map_is_allocated_.
1670 (Output_file::resize): Check map_is_allocated_.
1671 (Output_file::map_anonymous): If mmap fails, use malloc.
1672 (Output_file::unmap): Don't do anything for an anonymous map.
1673 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1674 is not available, provide stubs.
1675 (File_read::View::~View): Use free rather than delete[].
1676 (File_read::make_view): Use malloc rather than new[]. If mmap
1678 (File_read::find_or_make_view): Use malloc rather than new[].
1679 * gold.h: Remove HAVE_REMAP code.
1680 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1681 exists. Rename mremap to gold_mremap. If mmap is not available
1683 * configure, config.in: Rebuild.
1685 2011-04-11 Ian Lance Taylor <iant@google.com>
1687 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1688 initialize local variable v.
1690 2011-04-11 Cary Coutant <ccoutant@google.com>
1692 * archive.cc (Archive::include_member): Adjust call to
1694 (Add_archive_symbols::run): Track argument serial numbers.
1695 (Lib_group::include_member): Likewise.
1696 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1697 * archive.h (Incremental_archive_entry::Archive_member):
1698 Initialize arg_serial_.
1699 (Archive_member::arg_serial_): New data member.
1700 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1701 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1703 (Sized_dynobj::do_for_all_local_got_entries): New function.
1704 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1706 * fileread.cc (get_mtime): New function.
1707 * fileread.h (get_mtime): New function.
1708 * gold.cc (queue_initial_tasks): Check for incremental update.
1709 (process_incremental_input): New function.
1710 (queue_middle_tasks): Don't force valid target for incremental
1712 * incremental-dump.cc (find_input_containing_global): Adjust
1713 size of symbol info entry.
1714 (dump_incremental_inputs): Dump argument serial number and
1715 in_system_directory flag; bias shndx by 1; print symbol names
1716 when dumping per-file symbol lists; use new symbol info readers.
1718 (Output_section_incremental_inputs:update_data_size): New function.
1719 (Sized_incremental_binary::setup_readers): Setup input readers
1720 for each input file; build maps for files added from libraries
1722 (Sized_incremental_binary::check_input_args): New function.
1723 (Sized_incremental_binary::do_check_inputs): Build map of argument
1724 serial numbers to input arguments.
1725 (Sized_incremental_binary::do_file_has_changed): Rename
1726 do_file_is_unchanged to this; compare file modification times.
1727 (Sized_incremental_binary::do_init_layout): New function.
1728 (Sized_incremental_binary::do_reserve_layout): New function.
1729 (Sized_incremental_binary::do_get_input_reader): Remove.
1730 (Sized_incremental_binary::get_symtab_view): New function.
1731 (Incremental_checker::can_incrementally_link_output_file): Remove.
1732 (Incremental_inputs::report_command_line): Exclude --debug options.
1733 (Incremental_inputs::report_archive_begin): Add parameter; track
1734 argument serial numbers; don't put input file entry for archive
1735 before archive members.
1736 (Incremental_inputs::report_archive_end): Put input file entry
1737 for archive after archive members.
1738 (Incremental_inputs::report_object): Add parameter; track argument
1739 serial numbers and in_system_directory flag.
1740 (Incremental_inputs::report_script): Add parameter; track argument
1742 (Output_section_incremental_inputs::set_final_data_size): Adjust
1743 size of symbol info entry; check for forwarding symbols.
1744 (Output_section_incremental_inputs::write_input_files): Write
1745 in_system_directory flag and argument serial number.
1746 (Output_section_incremental_inputs::write_info_blocks): Map section
1747 indices between incremental info and original input file; store
1748 input section index for each symbol.
1749 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1750 change operator() to visit().
1751 (class Global_got_offset_visitor): Likewise.
1752 (class Global_symbol_visitor_got_plt):
1753 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1755 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1756 (Sized_incr_relobj::do_read_symbols): New function.
1757 (Sized_incr_relobj::do_layout): New function.
1758 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1759 (Sized_incr_relobj::do_add_symbols): New function.
1760 (Sized_incr_relobj::do_should_include_member): New function.
1761 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1762 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1763 (Sized_incr_relobj::do_section_size): New function.
1764 (Sized_incr_relobj::do_section_name): New function.
1765 (Sized_incr_relobj::do_section_contents): New function.
1766 (Sized_incr_relobj::do_section_flags): New function.
1767 (Sized_incr_relobj::do_section_entsize): New function.
1768 (Sized_incr_relobj::do_section_address): New function.
1769 (Sized_incr_relobj::do_section_type): New function.
1770 (Sized_incr_relobj::do_section_link): New function.
1771 (Sized_incr_relobj::do_section_info): New function.
1772 (Sized_incr_relobj::do_section_addralign): New function.
1773 (Sized_incr_relobj::do_initialize_xindex): New function.
1774 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1775 (Sized_incr_relobj::do_read_relocs): New function.
1776 (Sized_incr_relobj::do_gc_process_relocs): New function.
1777 (Sized_incr_relobj::do_scan_relocs): New function.
1778 (Sized_incr_relobj::do_count_local_symbols): New function.
1779 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1780 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1781 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1782 (Sized_incr_relobj::do_relocate): New function.
1783 (Sized_incr_relobj::do_set_section_offset): New function.
1784 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1785 (Sized_incr_dynobj::do_read_symbols): New function.
1786 (Sized_incr_dynobj::do_layout): New function.
1787 (Sized_incr_dynobj::do_add_symbols): New function.
1788 (Sized_incr_dynobj::do_should_include_member): New function.
1789 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1790 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1791 (Sized_incr_dynobj::do_section_size): New function.
1792 (Sized_incr_dynobj::do_section_name): New function.
1793 (Sized_incr_dynobj::do_section_contents): New function.
1794 (Sized_incr_dynobj::do_section_flags): New function.
1795 (Sized_incr_dynobj::do_section_entsize): New function.
1796 (Sized_incr_dynobj::do_section_address): New function.
1797 (Sized_incr_dynobj::do_section_type): New function.
1798 (Sized_incr_dynobj::do_section_link): New function.
1799 (Sized_incr_dynobj::do_section_info): New function.
1800 (Sized_incr_dynobj::do_section_addralign): New function.
1801 (Sized_incr_dynobj::do_initialize_xindex): New function.
1802 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1803 (make_sized_incremental_object): New function.
1804 (Incremental_library::copy_unused_symbols): New function.
1805 (Incremental_library::do_for_all_unused_symbols): New function.
1806 * incremental.h (enum Incremental_input_flags): New type.
1807 (class Incremental_checker): Remove.
1808 (Incremental_input_entry::Incremental_input_entry): Add argument
1810 (Incremental_input_entry::arg_serial): New function.
1811 (Incremental_input_entry::set_is_in_system_directory): New function.
1812 (Incremental_input_entry::is_in_system_directory): New function.
1813 (Incremental_input_entry::arg_serial_): New data member.
1814 (Incremental_input_entry::is_in_system_directory_): New data member.
1815 (class Script_info): Move here from script.h.
1816 (Script_info::Script_info): Add filename parameter.
1817 (Script_info::filename): New function.
1818 (Script_info::filename_): New data member.
1819 (Incremental_script_entry::Incremental_script_entry): Add argument
1821 (Incremental_object_entry::Incremental_object_entry): Likewise.
1822 (Incremental_object_entry::add_input_section): Build list of input
1823 sections with map to original shndx.
1824 (Incremental_object_entry::get_input_section_index): New function.
1825 (Incremental_object_entry::shndx_): New data member.
1826 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1827 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1828 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1830 (Incremental_inputs::report_archive_begin): Likewise.
1831 (Incremental_inputs::report_object): Likewise.
1832 (Incremental_inputs::report_script): Likewise.
1833 (class Incremental_global_symbol_reader): New class.
1834 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1835 and store flags and input file type.
1836 (Incremental_input_entry_reader::arg_serial): New function.
1837 (Incremental_input_entry_reader::type): Extract type from flags.
1838 (Incremental_input_entry_reader::is_in_system_directory): New function.
1839 (Incremental_input_entry_reader::get_input_section_count): Call
1840 accessor function for type.
1841 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1842 function for type; adjust size of global symbol entry.
1843 (Incremental_input_entry_reader::get_global_symbol_count): Call
1844 accessor function for type.
1845 (Incremental_input_entry_reader::get_object_count): Likewise.
1846 (Incremental_input_entry_reader::get_object_offset): Likewise.
1847 (Incremental_input_entry_reader::get_member_count): Likewise.
1848 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1849 (Incremental_input_entry_reader::get_member_offset): Likewise.
1850 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1851 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1852 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1853 (Incremental_input_entry_reader::get_global_symbol_reader): New
1855 (Incremental_input_entry_reader::get_output_symbol_index): New
1857 (Incremental_input_entry_reader::type_): Remove.
1858 (Incremental_input_entry_reader::flags_): New data member.
1859 (Incremental_inputs_reader::input_file_offset): New function.
1860 (Incremental_inputs_reader::input_file_index): New function.
1861 (Incremental_inputs_reader::input_file): Call input_file_offset.
1862 (Incremental_inputs_reader::input_file_at_offset): New function.
1863 (Incremental_relocs_reader::get_r_type): Reformat.
1864 (Incremental_relocs_reader::get_r_shndx): Reformat.
1865 (Incremental_relocs_reader::get_r_offset): Reformat.
1866 (Incremental_relocs_reader::data): New function.
1867 (Incremental_binary::Incremental_binary): Initialize new data members.
1868 (Incremental_binary::check_inputs): Add cmdline parameter.
1869 (Incremental_binary::file_is_unchanged): Remove.
1870 (Input_reader::arg_serial): New function.
1871 (Input_reader::get_unused_symbol_count): New function.
1872 (Input_reader::get_unused_symbol): New function.
1873 (Input_reader::do_arg_serial): New function.
1874 (Input_reader::do_get_unused_symbol_count): New function.
1875 (Input_reader::do_get_unused_symbol): New function.
1876 (Incremental_binary::input_file_count): New function.
1877 (Incremental_binary::get_input_reader): Change signature to use
1878 index instead of filename.
1879 (Incremental_binary::file_has_changed): New function.
1880 (Incremental_binary::get_input_argument): New function.
1881 (Incremental_binary::get_library): New function.
1882 (Incremental_binary::get_script_info): New function.
1883 (Incremental_binary::init_layout): New function.
1884 (Incremental_binary::reserve_layout): New function.
1885 (Incremental_binary::output_file): New function.
1886 (Incremental_binary::do_check_inputs): New function.
1887 (Incremental_binary::do_file_is_unchanged): Remove.
1888 (Incremental_binary::do_file_has_changed): New function.
1889 (Incremental_binary::do_init_layout): New function.
1890 (Incremental_binary::do_reserve_layout): New function.
1891 (Incremental_binary::do_input_file_count): New function.
1892 (Incremental_binary::do_get_input_reader): Change signature.
1893 (Incremental_binary::input_args_map_): New data member.
1894 (Incremental_binary::library_map_): New data member.
1895 (Incremental_binary::script_map_): New data member.
1896 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1898 (Sized_incremental_binary::output_section): New function.
1899 (Sized_incremental_binary::inputs_reader): Add const.
1900 (Sized_incremental_binary::symtab_reader): Add const.
1901 (Sized_incremental_binary::relocs_reader): Add const.
1902 (Sized_incremental_binary::got_plt_reader): Add const.
1903 (Sized_incremental_binary::get_symtab_view): New function.
1904 (Sized_incremental_binary::Inputs_reader): New typedef.
1905 (Sized_incremental_binary::Input_entry_reader): New typedef.
1906 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1907 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1908 (Sized_incremental_binary::do_file_has_changed): New function.
1909 (Sized_incremental_binary::do_init_layout): New function.
1910 (Sized_incremental_binary::do_reserve_layout): New function.
1911 (Sized_input_reader::Inputs_reader): Remove.
1912 (Sized_input_reader::Input_entry_reader): Remove.
1913 (Sized_input_reader::do_arg_serial): New function.
1914 (Sized_input_reader::do_get_unused_symbol_count): New function.
1915 (Sized_input_reader::do_get_unused_symbol): New function.
1916 (Sized_incremental_binary::do_input_file_count): New function.
1917 (Sized_incremental_binary::do_get_input_reader): Change signature;
1918 use index instead of filename.
1919 (Sized_incremental_binary::section_map_): New data member.
1920 (Sized_incremental_binary::input_entry_readers_): New data member.
1921 (class Sized_incr_relobj): New class.
1922 (class Sized_incr_dynobj): New class.
1923 (make_sized_incremental_object): New function.
1924 (class Incremental_library): New class.
1925 * layout.cc (Free_list::num_lists): New static data member.
1926 (Free_list::num_nodes): New static data member.
1927 (Free_list::num_removes): New static data member.
1928 (Free_list::num_remove_visits): New static data member.
1929 (Free_list::num_allocates): New static data member.
1930 (Free_list::num_allocate_visits): New static data member.
1931 (Free_list::init): New function.
1932 (Free_list::remove): New function.
1933 (Free_list::allocate): New function.
1934 (Free_list::dump): New function.
1935 (Free_list::print_stats): New function.
1936 (Layout_task_runner::run): Resize output file for incremental updates.
1937 (Layout::Layout): Initialize new data members.
1938 (Layout::set_incremental_base): New function.
1939 (Layout::init_fixed_output_section): New function.
1940 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1941 incremental updates.
1942 (Layout::create_gold_note): Do not create gold note section for
1943 incremental updates.
1944 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1945 for incremental updates.
1946 (Layout::set_section_offsets): For incremental updates, allocate space
1948 (Layout::create_symtab_sections): Layout with offsets relative to
1949 start of section; for incremental updates, allocate space from free
1951 (Layout::create_shdrs): For incremental updates, allocate space from
1953 (Layout::finish_dynamic_section): For incremental updates, do not
1954 check --as-needed (fixed in subsequent patch).
1955 * layout.h (class Free_list): New class.
1956 (Layout::set_incremental_base): New function.
1957 (Layout::incremental_base): New function.
1958 (Layout::init_fixed_output_section): New function.
1959 (Layout::allocate): New function.
1960 (Layout::incremental_base_): New data member.
1961 (Layout::free_list_): New data member.
1962 * main.cc (main): Print Free_list statistics.
1963 * object.cc (Relobj::finalize_incremental_relocs): Add
1964 clear_counts parameter; clear counts only when clear_counts is set.
1965 (Sized_relobj::Sized_relobj): Initialize new base class.
1966 (Sized_relobj::do_layout): Don't report special sections.
1967 (Sized_relobj::do_for_all_local_got_entries): New function.
1968 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1969 symtab_off to all symbol table offsets.
1970 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1971 * object.h (class Got_offset_list): Move to top of file.
1972 (Object::Object): Allow case where input_file == NULL.
1973 (Object::~Object): Likewise.
1974 (Object::input_file): Assert that input_file != NULL.
1975 (Object::lock): Allow case where input_file == NULL.
1976 (Object::unlock): Likewise.
1977 (Object::is_locked): Likewise.
1978 (Object::token): Likewise.
1979 (Object::release): Likewise.
1980 (Object::is_incremental): New function.
1981 (Object::get_mtime): New function.
1982 (Object::for_all_local_got_entries): New function.
1983 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1984 (Object::set_is_in_system_directory): New function.
1985 (Object::is_in_system_directory): New function.
1986 (Object::do_is_incremental): New function.
1987 (Object::do_get_mtime): New function.
1988 (Object::do_for_all_local_got_entries): New function.
1989 (Object::is_in_system_directory_): New data member.
1990 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1991 (class Sized_relobj_base): New class.
1992 (class Sized_relobj): Derive from Sized_relobj_base.
1993 (class Sized_relobj::Symbols): Redeclare from base class.
1994 (class Sized_relobj::local_got_offset_list): Remove.
1995 (class Sized_relobj::Output_sections): Redeclare from base class.
1996 (class Sized_relobj::do_for_all_local_got_entries): New function.
1997 (class Sized_relobj::write_local_symbols): Add offset parameter.
1998 (class Sized_relobj::local_symbol_offset_): Update comment.
1999 (class Sized_relobj::local_dynsym_offset_): Update comment.
2000 * options.cc (Input_arguments::add_file): Remove const.
2001 * options.h (Input_file_argument::Input_file_argument):
2002 Initialize arg_serial_ (all constructors).
2003 (Input_file_argument::set_arg_serial): New function.
2004 (Input_file_argument::arg_serial): New function.
2005 (Input_file_argument::arg_serial_): New data member.
2006 (Input_arguments::Input_arguments): Initialize file_count_.
2007 (Input_arguments::add_file): Remove const.
2008 (Input_arguments::number_of_input_files): New function.
2009 (Input_arguments::file_count_): New data member.
2010 (Command_line::number_of_input_files): Call
2011 Input_arguments::number_of_input_files.
2012 * output.cc (Output_segment_headers::Output_segment_headers):
2014 (Output_section::Input_section::current_data_size): New function.
2015 (Output_section::Output_section): Initialize new data members.
2016 (Output_section::add_input_section): Don't do merge sections for
2017 an incremental link; allocate space from free list for an
2019 (Output_section::add_output_section_data): Allocate space from
2020 free list for an incremental update.
2021 (Output_section::update_data_size): New function.
2022 (Output_section::set_fixed_layout): New function.
2023 (Output_section::reserve): New function.
2024 (Output_segment::set_section_addresses): Remove const.
2025 (Output_segment::set_section_list_addresses): Remove const; allocate
2026 space from free list for an incremental update.
2027 (Output_segment::set_offset): Adjust size of RELRO segment for an
2029 * output.h (Output_data::current_data_size): Move here from
2031 (Output_data::pre_finalize_data_size): New function.
2032 (Output_data::update_data_size): New function.
2033 (Output_section_headers::update_data_size): new function.
2034 (Output_section_data_build::current_data_size): Move to Output_data.
2035 (Output_data_strtab::update_data_size): New function.
2036 (Output_section::current_data_size): Move to Output_data.
2037 (Output_section::set_fixed_layout): New function.
2038 (Output_section::has_fixed_layout): New function.
2039 (Output_section::reserve): New function.
2040 (Output_section::update_data_size): New function.
2041 (Output_section::has_fixed_layout_): New data member.
2042 (Output_section::free_list_): New data member.
2043 (Output_segment::set_section_addresses): Remove const.
2044 (Output_segment::set_section_list_addresses): Remove const.
2045 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2047 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2049 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2050 parameter when calling Add_symbols constructor; store argument
2051 serial number for members of a lib group.
2052 (Add_symbols::locks): Allow case where token == NULL.
2053 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2054 (Read_member::~Read_member): New function.
2055 (Read_member::is_runnable): New function.
2056 (Read_member::locks): New function.
2057 (Read_member::run): New function.
2058 (Check_script::~Check_script): New function.
2059 (Check_script::is_runnable): New function.
2060 (Check_script::locks): New function.
2061 (Check_script::run): New function.
2062 (Check_library::~Check_library): New function.
2063 (Check_library::is_runnable): New function.
2064 (Check_library::locks): New function.
2065 (Check_library::run): New function.
2066 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2067 (Add_symbols::library_): New data member.
2068 (class Read_member): New class.
2069 (class Check_script): New class.
2070 (class Check_library): New class.
2071 * reloc.cc (Read_relocs::is_runnable): Allow case where
2073 (Read_relocs::locks): Likewise.
2074 (Scan_relocs::locks): Likewise.
2075 (Relocate_task::locks): Likewise.
2076 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2078 (Sized_relobj::incremental_relocs_scan): Fix comment.
2079 (Sized_relobj::do_relocate): Pass output file offset to
2080 write_local_symbols.
2081 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2082 from class declaration.
2083 * script.cc (read_input_script): Allocate Script_info; pass
2084 argument serial number to report_script.
2085 * script.h (class Script_info): Move to incremental.h.
2086 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2087 * symtab.h (Symbol_table::add_from_incrobj): New function.
2088 (Symbol_table::set_file_offset): New function.
2090 2011-04-05 Cary Coutant <ccoutant@google.com>
2092 * incremental-dump.cc (dump_incremental_inputs): Change signature
2093 to take a Sized_incremental_binary; change caller. Use readers
2094 in Sized_incremental_binary.
2096 (Sized_incremental_binary::find_incremental_inputs_sections):
2097 Rename do_find_incremental_inputs_sections to this.
2098 (Sized_incremental_binary::setup_readers): New function.
2099 (Sized_incremental_binary::do_check_inputs): Check
2100 has_incremental_info_ flag; move setup code to setup_readers;
2102 (Sized_incremental_binary::do_file_is_unchanged): New function.
2103 (Sized_incremental_binary::do_get_input_reader): New function.
2104 * incremental.h (class Incremental_binary): Move to end of file.
2105 (Incremental_binary::file_is_unchanged): New function.
2106 (Incremental_binary::do_file_is_unchanged): New function.
2107 (Incremental_binary::Input_reader): New class.
2108 (Incremental_binary::get_input_reader): New function.
2109 (class Sized_incremental_binary): Move to end of file.
2110 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2111 input section reader classes.
2112 (Sized_incremental_binary::has_incremental_info): New function.
2113 (Sized_incremental_binary::inputs_reader): New function.
2114 (Sized_incremental_binary::symtab_reader): New function.
2115 (Sized_incremental_binary::relocs_reader): New function.
2116 (Sized_incremental_binary::got_plt_reader): New function.
2117 (Sized_incremental_binary::do_file_is_unchanged): New function.
2118 (Sized_incremental_binary::Sized_input_reader): New class.
2119 (Sized_incremental_binary::get_input_reader): New function.
2120 (Sized_incremental_binary::find_incremental_inputs_sections):
2121 Rename do_find_incremental_inputs_sections to this.
2122 (Sized_incremental_binary::setup_readers): New function.
2123 (Sized_incremental_binary::has_incremental_info_): New data member.
2124 (Sized_incremental_binary::inputs_reader_): New data member.
2125 (Sized_incremental_binary::symtab_reader_): New data member.
2126 (Sized_incremental_binary::relocs_reader_): New data member.
2127 (Sized_incremental_binary::got_plt_reader_): New data member.
2128 (Sized_incremental_binary::current_input_file_): New data member.
2130 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2133 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2136 2011-03-30 Cary Coutant <ccoutant@google.com>
2138 * archive.cc (Archive::include_member): Adjust call to report_object.
2139 (Add_archive_symbols::run): Add script_info to call to
2140 report_archive_begin.
2141 (Lib_group::include_member): Adjust call to report_object.
2142 (Add_lib_group_symbols::run): Adjust call to report_object.
2143 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2144 blocks. Add object count for script input files.
2145 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2146 script_info parameter; change all callers.
2147 (Incremental_inputs::report_object): Add script_info parameter;
2149 (Incremental_inputs::report_script): Store backpointer to
2150 incremental info entry.
2151 (Output_section_incremental_inputs::set_final_data_size): Record
2152 additional information for scripts.
2153 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2154 * incremental.h (Incremental_script_entry::add_object): New function.
2155 (Incremental_script_entry::get_object_count): New function.
2156 (Incremental_script_entry::get_object): New function.
2157 (Incremental_script_entry::objects_): New data member; adjust
2159 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2160 (Incremental_inputs::report_object): Add script_info parameter.
2161 (Incremental_inputs_reader::get_object_count): New function.
2162 (Incremental_inputs_reader::get_object_offset): New function.
2163 * options.cc (Input_arguments::add_file): Return reference to
2165 * options.h (Input_argument::set_script_info): New function.
2166 (Input_argument::script_info): New function.
2167 (Input_argument::script_info_): New data member; adjust all
2169 (Input_file_group::add_file): Return reference to new input argument.
2170 (Input_file_lib::add_file): Likewise.
2171 (Input_arguments::add_file): Likewise.
2172 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2173 * script.cc (Parser_closure::Parser_closure): Add script_info
2174 parameter; adjust all callers.
2175 (Parser_closure::script_info): New function.
2176 (Parser_closure::script_info_): New data member.
2177 (read_input_script): Report scripts earlier to incremental info.
2178 (script_add_file): Set script_info in Input_argument.
2179 (script_add_library): Likewise.
2180 * script.h (Script_options::Script_info): Rewrite class.
2182 2011-03-29 Cary Coutant <ccoutant@google.com>
2184 * archive.cc (Library_base::should_include_member): Move
2185 method here from class Archive.
2186 (Archive::Archive): Initialize base class.
2187 (Archive::should_include_member): Move to base class.
2188 (Archive::do_for_all_unused_symbols): New function.
2189 (Add_archive_symbols::run): Remove redundant access to
2191 (Lib_group::Lib_group): Initialize base class.
2192 (Lib_group::do_filename): New function.
2193 (Lib_group::include_member): Pass pointer to Lib_group to
2195 (Lib_group::do_for_all_unused_symbols): New function.
2196 (Add_lib_group_symbols::run): Report archive information for
2198 * archive.h (class Library_base): New base class.
2199 (class Archive): Derive from Library_base.
2200 (Archive::filename): Move to base class.
2201 (Archive::set_incremental_info): Likewise.
2202 (Archive::incremental_info): Likewise.
2203 (Archive::Should_include): Likewise.
2204 (Archive::should_include_member): Likewise.
2205 (Archive::Armap_entry): Remove.
2206 (Archive::Unused_symbol_iterator): Remove.
2207 (Archive::unused_symbols_begin): Remove.
2208 (Archive::unused_symbols_end): Remove.
2209 (Archive::do_filename): New function.
2210 (Archive::do_get_mtime): New function.
2211 (Archive::do_for_all_unused_symbols): New function.
2212 (Archive::task_): Move to base class.
2213 (Archive::incremental_info_): Likewise.
2214 (class Lib_group): Derive from Library_base.
2215 (Lib_group::do_filename): New function.
2216 (Lib_group::do_get_mtime): New function.
2217 (Lib_group::do_for_all_unused_symbols): New function.
2218 (Lib_group::task_): Move to base class.
2219 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2221 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2223 * incremental.cc (Incremental_inputs::report_archive_begin):
2224 Use Library_base; call library's get_mtime; add incremental inputs
2225 entry before members.
2226 (class Unused_symbol_visitor): New class.
2227 (Incremental_inputs::report_archive_end): Use Library_base; use
2228 visitor class to record unused symbols; don't add incremental inputs
2229 entry after members.
2230 (Incremental_inputs::report_object): Use Library_base.
2232 (Incremental_archive_entry::Incremental_archive_entry): Remove
2233 unused Archive parameter.
2234 (Incremental_inputs::report_archive_begin): Use Library_base.
2235 (Incremental_inputs::report_archive_end): Likewise.
2236 (Incremental_inputs::report_object): Likewise.
2237 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2239 * object.h (Object::for_all_global_symbols): New function.
2240 (Object::do_for_all_global_symbols): New function.
2241 (Sized_relobj::do_for_all_global_symbols): New function.
2242 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2244 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2247 2011-03-27 Ian Lance Taylor <iant@google.com>
2249 * archive.cc (Archive::interpret_header): Return -1 if something
2250 goes wrong. Change callers accordingly.
2252 2011-03-25 Cary Coutant <ccoutant@google.com>
2254 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2255 * testsuite/Makefile.in: Regenerate.
2257 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2259 * plugin.cc (get_view): New.
2260 (Plugin::load): Pass get_view to the plugin.
2261 (Plugin_manager::get_view): New.
2263 2011-03-21 Ian Lance Taylor <iant@google.com>
2265 * testsuite/final_layout.sh: Rewrite to not use dc.
2266 * testsuite/relro_test.sh: Fail if dc is not present.
2268 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2270 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2272 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2273 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2275 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2276 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2278 2011-03-14 Ian Lance Taylor <iant@google.com>
2280 * script-sections.cc (Sort_output_sections::script_compare):
2281 Rename from is_before, change return type.
2282 (Sort_output_sections::operator()): Adjust accordingly.
2284 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2287 * testsuite/odr_violation2.cc: Add comment to make all error line
2288 numbers double digits.
2289 * testsuite/debug_msg.sh: Adjust expected errors.
2291 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2293 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2294 but mark earlier ones as non-canonical
2295 (offset_to_iterator): Update search target and example
2296 (do_addr2line): Return extra lines in a vector*
2297 (format_file_lineno): Extract from do_addr2line
2298 (one_addr2line): Add vector* out-param
2299 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2300 when a lineno entry appeared last for its instruction
2301 (Dwarf_line_info): Add vector* out-param
2302 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2303 * symtab.cc (Odr_violation_compare): Include the lineno in the
2305 (linenos_from_loc): New. Combine the canonical line for an
2306 address with its other lines.
2307 (True_if_intersect): New. Helper functor to make
2308 std::set_intersection a query.
2309 (detect_odr_violations): Compare sets of lines instead of just
2310 one line for each function. This became less deterministic, but
2311 has fewer false positives.
2312 * symtab.h: Declarations.
2313 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2314 mix an optimized and non-optimized object in the same binary
2315 (odr_violation2.so): Same.
2316 * testsuite/Makefile.in: Regenerate from Makefile.am.
2317 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2318 * testsuite/debug_msg.sh: Update line numbers and add
2320 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2321 non-optimized context.
2322 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2323 isn't inlined, and use OdrDerived in an optimized context.
2324 * testsuite/odr_header1.h: Defines OdrDerived, where
2325 optimization will change the
2326 first-instruction-in-the-destructor's file and line number.
2327 * testsuite/odr_header2.h: Defines OdrBase.
2329 2011-03-09 Ian Lance Taylor <iant@google.com>
2331 * fileread.cc (File_read::clear_views): Don't delete the whole
2334 2011-03-08 Ian Lance Taylor <iant@google.com>
2337 * fileread.cc: #include <climits>.
2338 (GOLD_IOV_MAX): Define.
2339 (File_read::read_multiple): Limit number of entries by iov_max.
2340 * fileread.h (class File_read): Always set max_readv_entries to
2343 2011-03-07 Ian Lance Taylor <iant@google.com>
2346 * options.h (class General_options): Add -dy and -dn.
2348 2011-03-02 Cary Coutant <ccoutant@google.com>
2350 * testsuite/script_test_9.t: Add TLS segment.
2352 2011-03-02 Simon Baldwin <simonb@google.com>
2354 * configure.ac: Add check for gnu_indirect_function support in
2355 the toolchain building binutils.
2356 * configure: Rebuild.
2358 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2360 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2361 plugin only symbols.
2362 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2363 in plugin files as not needed in the symbol table.
2365 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2367 * output.cc (Output_section::add_input_section): Delay fill
2368 generation for section ordering.
2370 2011-02-09 Ian Lance Taylor <iant@google.com>
2373 * object.h (class Sized_relobj): Remove clear_local_symbols.
2374 * reloc.cc (Sized_relobj::do_relocate): Don't call
2375 clear_local_symbols.
2377 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2379 * plugin.cc (is_visible_from_outside): Return true for symbols
2382 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2384 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2387 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2389 * icf.h (is_section_foldable_candidate): Change type of parameter
2391 * icf.cc (Icf::find_identical_sections): Change type of local variable
2392 section_name to be std::string.
2393 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2395 2011-01-25 Ian Lance Taylor <iant@google.com>
2397 * script.cc (script_add_extern): Rewrite to use
2398 add_symbol_reference.
2400 2011-01-25 Doug Kwan <dougkwan@google.com>
2402 * icf.cc (get_section_contents): Always lock section's object.
2404 2011-01-24 Ian Lance Taylor <iant@google.com>
2406 * options.h (class General_options): Accept
2407 --no-detect-odr-violations.
2409 2011-01-24 Ian Lance Taylor <iant@google.com>
2411 * version.cc (version_string): Bump to 1.11.
2413 2011-01-24 Ian Lance Taylor <iant@google.com>
2415 * plugin.cc (class Plugin_rescan): Define new class.
2416 (Plugin_manager::claim_file): Set any_claimed_.
2417 (Plugin_manager::save_archive): New function.
2418 (Plugin_manager::save_input_group): New function.
2419 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2421 (Plugin_manager::new_undefined_symbol): New function.
2422 (Plugin_manager::rescan): New function.
2423 (Plugin_manager::rescannable_defines): New function.
2424 (Plugin_manager::add_input_file): Set any_added_.
2425 * plugin.h (class Plugin_manager): define new fields rescannable_,
2426 undefined_symbols_, any_claimed_, and any_added_. Declare
2427 Plugin_rescan as friend. Declare new functions.
2428 (Plugin_manager::Rescannable): Define type.
2429 (Plugin_manager::Rescannable_list): Define type.
2430 (Plugin_manager::Undefined_symbol_list): Define type.
2431 (Plugin_manager::Plugin_manager): Initialize new fields.
2432 * archive.cc (Archive::defines_symbol): New function.
2433 (Add_archive_symbols::run): Pass archive to plugins if any.
2434 * archive.h (class Archive): Declare defines_symbol.
2435 * readsyms.cc (Input_group::~Input_group): New function.
2436 (Finish_group::run): Pass input_group to plugins if any.
2437 * readsyms.h (class Input_group): Declare destructor.
2438 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2441 2011-01-10 Ian Lance Taylor <iant@google.com>
2443 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2445 (Layout::set_segment_offsets): Reset increase_relro before calling
2446 set_section_addresses a second time.
2448 2011-01-04 Cary Coutant <ccoutant@google.com>
2450 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2451 sections before NOBITS sections.
2453 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2455 * version.cc (print_version): Update copyright to 2011.
2457 2010-12-23 Cary Coutant <ccoutant@google.com>
2459 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2460 of OS to this->add. Add OD parameter to second form of the function.
2462 2010-12-20 Ian Lance Taylor <iant@google.com>
2464 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2465 second of two consecutive entries with same offset.
2467 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2469 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2470 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2471 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2472 to avoid unneeded links against $(LDADD).
2473 * testsuite/Makefile.in: Regenerate.
2475 2010-12-15 Ian Lance Taylor <iant@google.com>
2478 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2479 for R_X86_64_32 and R_X86_64_PC32.
2480 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2481 ver_matching_def_pic.o.
2482 (ver_matching_def_pic.o): New target.
2484 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2486 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2487 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2488 Move definition before File_read::View member definitions.
2489 (File_read::View::~View): Initialize and hold lock before
2490 updating current_mapped_bytes.
2492 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2494 * dwarf_reader.cc: Remove outdated comment.
2495 * gold-threads.cc: Fix typo in error message.
2496 * archive.cc: Fix typos in comments.
2497 * archive.h: Likewise.
2498 * arm-reloc-property.cc: Likewise.
2499 * arm-reloc-property.h: Likewise.
2500 * arm-reloc.def: Likewise.
2502 * attributes.h: Likewise.
2503 * cref.cc: Likewise.
2504 * ehframe.cc: Likewise.
2505 * fileread.h: Likewise.
2507 * i386.cc: Likewise.
2509 * incremental.h: Likewise.
2510 * int_encoding.cc: Likewise.
2511 * layout.h: Likewise.
2512 * main.cc: Likewise.
2513 * merge.h: Likewise.
2514 * object.cc: Likewise.
2515 * object.h: Likewise.
2516 * options.cc: Likewise.
2517 * readsyms.cc: Likewise.
2518 * reduced_debug_output.cc: Likewise.
2519 * reloc.cc: Likewise.
2520 * script-sections.cc: Likewise.
2521 * sparc.cc: Likewise.
2522 * symtab.h: Likewise.
2523 * target-reloc.h: Likewise.
2524 * target.cc: Likewise.
2525 * target.h: Likewise.
2526 * timer.cc: Likewise.
2527 * timer.h: Likewise.
2528 * x86_64.cc: Likewise.
2530 2010-12-09 Cary Coutant <ccoutant@google.com>
2532 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2534 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2535 parameter; change all callers.
2536 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2537 * options.h (warn_execstack): New option.
2539 2010-12-07 Doug Kwan <dougkwan@google.com>
2541 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2542 like function call relocations.
2544 2010-12-07 Ian Lance Taylor <iant@google.com>
2546 * archive.cc (Archive::get_elf_object_for_member): Permit
2547 punconfigured to be NULL.
2548 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2549 (Archive::include_member): Pass NULL to get_elf_object_for_member
2550 if we searched for the archive and this is the first included
2553 2010-12-01 Ian Lance Taylor <iant@google.com>
2555 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2556 track_relocs_type_ field.
2557 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2558 Set track_relocs_type_.
2559 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2560 contents when using RELA relocs.
2561 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2563 * reloc.cc (Track_relocs::next_addend): New function.
2564 * reloc.h (class Track_relocs): Declare next_addend.
2566 2010-12-01 Ian Lance Taylor <iant@google.com>
2568 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2571 2010-12-01 Ian Lance Taylor <iant@google.com>
2573 * README: Update compilers known to work and fail.
2575 2010-11-23 Matthias Klose <doko@ubuntu.com>
2577 * configure.in: For --enable-gold, handle value `default' instead of
2578 `both*'. Always install ld as ld.bfd, install as ld if gold is
2580 * configure: Regenerate.
2582 2010-11-18 Doug Kwan <dougkwan@google.com>
2584 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2585 and right_alignment to be zero. Store result alignment only if it is
2586 greater than existing alignment.
2588 2010-11-16 Cary Coutant <ccoutant@google.com>
2591 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2592 Check for ".zdebug_line".
2594 2010-11-16 Doug Kwan <dougkwan@google.com>
2595 Cary Coutant <ccoutant@google.com>
2597 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2598 by reference; adjust all callers.
2599 * output.cc (Output_segment::set_section_addresses): Adjust references
2600 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2602 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2603 end at page boundary.
2605 2010-11-16 Cary Coutant <ccoutant@google.com>
2608 * layout.cc (Layout::choose_output_section): Transform names of
2609 compressed sections even when using a script with a SECTIONS clause.
2610 (Layout::output_section_name): Remove code to transform
2611 compressed debug section names.
2612 * output.cc (Output_section::add_input_section): Use uncompressed
2613 section size when tracking input sections.
2615 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2617 * symtab.h (Symbol::NON_PIC_REF): Remove.
2618 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2619 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2620 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2621 (Symbol::use_plt_offset): Take a flags argument and pass it
2622 directly to needs_dynamic_reloc. Restrict check for undefined
2623 weak symbols to function calls.
2624 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2625 (Target_arm::Scan::global): Use it.
2626 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2627 (Target_arm::Relocate::relocate): Likewise.
2628 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2629 parameter with an r_type parameter. Use get_reference_flags
2631 (Target_arm::Relocate::relocate): Update accordingly.
2632 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2633 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2634 (Target_i386::Scan::global): Likewise.
2635 (Target_i386::Relocate::relocate): Likewise.
2636 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2637 parameter with an r_type parameter. Use get_reference_flags
2639 (Target_i386::Relocate::relocate): Update accordingly.
2640 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2641 (Target_powerpc::Scan::global): Use it.
2642 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2643 (Target_powerpc::Relocate::relocate): Likewise.
2644 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2645 (Target_sparc::Scan::global): Use it.
2646 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2647 (Target_sparc::Relocate::relocate): Likewise.
2648 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2649 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2650 (Target_x86_64::Scan::global): Likewise.
2651 (Target_x86_64::Relocate::relocate): Likewise.
2653 2010-11-08 Doug Kwan <dougkwan@google.com>
2654 Cary Coutant <ccoutant@google.com>
2656 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2657 (Arm_exidx_merge_section::section_contents_): New data member.
2658 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2659 (Arm_input_section::~Arm_input_section): De-allocate memory.
2660 (Arm_input_section::original_contents_): New data member.
2661 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2662 in parameters instead of calling Object::section_contents without
2664 (Arm_output_section::group_section): New parameter TASK. Pass it
2665 to callees that need locking objects.
2666 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2667 to lock EXIDX input sections. Fix a formatting issue. Call
2668 Arm_exidx_merged_section::build_contents to create merged section
2670 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2671 to lock object of stub table owner.
2672 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2673 TEXT_SIZE to initialize data member TEXT_SIZE_.
2674 (Arm_exidx_input_section::addralign): Fix typo in comment.
2675 (Arm_exidx_input_section::text_size): New method.
2676 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2677 that require locking objects. Lock objects before scanning for stubs
2678 and updating local symbols.
2679 (Arm_input_section<big_endian>::init): Copy contents of original
2681 (Arm_input_section<big_endian>::do_write): Use saved contents of
2682 original input section instead of calling Object::section_contents
2684 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2685 size without calling Object::section_size().
2686 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2687 for size. Allocate a buffer for merged EXIDX entries.
2688 (Arm_exidx_merged_section::build_contents): New method.
2689 (Arm_exidx_merged_section::do_write): Move merge section contents
2690 building code to Arm_exidx_merged_section::build_contetns. Write
2691 out contetns in buffer instead of building it on the fly.
2692 (Arm_relobj::make_exidx_input_section): Also pass text section size
2693 to Arm_exidx_input_section constructor.
2694 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2695 (Arm_dynobj::do_read_symbols): Fix memory leak.
2696 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2697 * target.h: (class Task): Add forward declaration.
2698 (Target::relax): Add new parameter TASK and pass it to
2700 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2702 2010-11-05 Cary Coutant <ccoutant@google.com>
2705 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2706 object when reading from the file.
2707 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2709 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2710 when reading section contents.
2711 (get_section_contents): Likewise.
2712 (icf::find_identical_sections): Likewise.
2713 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2714 object when reading from the file.
2715 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2716 the object when doing deferred section layout.
2718 2010-11-03 Nick Clifton <nickc@redhat.com>
2721 * script.h (class Symbol_assignment: name): New member. Returns
2722 the name of the symbol.
2723 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2724 Returns true if the given symbol name is on the list of
2725 assignments wating to be processed.
2726 * archive.cc (should_incldue_member): If the symbol is undefined,
2727 check to see if it is on the list of symbols pending assignment.
2729 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2731 * script-sections.cc (Script_sections::find_memory_region): Check
2732 for a NULL output section pointer.
2734 2010-10-29 Doug Kwan <dougkwan@google.com>
2736 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2737 Output_section::add_relaxed_input_section.
2738 * output.cc (Output_section::add_relaxed_input_section): Add new
2739 arguments LAYOUT and NAME. Set section order index.
2740 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2741 Copy section order index.
2742 * output.h (Output_section::add_relaxed_input_section): Add new
2743 arguments LAYOUT and NAME.
2745 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2747 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2748 NATIVE_OR_CROSS_LINKER.
2749 * testsuite/Makefile.in: Regenerate.
2751 2010-10-20 Doug Kwan <dougkwan@google.com>
2753 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2754 without SHF_LINK_ORDER flags.
2755 * layout.cc (Layout::choose_output_section): Do not filter
2756 SHF_LINK_ORDER flag in a relocatable link.
2758 2010-10-17 Cary Coutant <ccoutant@google.com>
2760 * output.h (Output_segment::set_section_addresses): Change function
2761 signature. Update all callers.
2762 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2764 (Output_segment::set_section_addresses): Align after last TLS
2765 section. Add padding before last relro section instead of after.
2767 2010-10-17 Doug Kwan <dougkwan@google.com>
2769 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2770 GOT output section to be writable.
2772 2010-10-14 Cary Coutant <ccoutant@google.com>
2774 * debug.h (DEBUG_INCREMENTAL): New flag.
2775 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2776 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2778 * incremental.cc (report_command_line): Ignore all forms of
2780 * layout.cc (Layout::Layout): Check parameters for incremental link
2782 * options.cc (General_options::parse_incremental): New function.
2783 (General_options::parse_no_incremental): New function.
2784 (General_options::parse_incremental_full): New function.
2785 (General_options::parse_incremental_update): New function.
2786 (General_options::incremental_mode_): New data member.
2787 (General_options::finalize): Check incremental_mode_.
2788 * options.h (General_options): Update help text for --incremental.
2789 Add --no-incremental, --incremental-full, --incremental-update.
2790 (General_options::Incremental_mode): New enum type.
2791 (General_options::incremental_mode): New function.
2792 (General_options::incremental_mode_): New data member.
2793 * parameters.cc (Parameters::incremental_mode_): New data member.
2794 (Parameters::set_options): Set incremental_mode_.
2795 (Parameters::set_incremental_full): New function.
2796 (Parameters::incremental): New function.
2797 (Parameters::incremental_update): New function.
2798 (set_parameters_incremental_full): New function.
2799 * parameters.h (Parameters::set_incremental_full): New function.
2800 (Parameters::incremental): New function.
2801 (Parameters::incremental_update): New function.
2802 (Parameters::incremental_mode_): New data member.
2803 (set_parameters_incremental_full): New function.
2804 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2805 incremental link mode.
2806 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2807 (Sized_relobj::do_relocate_sections): Likewise.
2808 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2810 * testsuite/Makefile.in: Regenerate.
2811 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2813 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2815 * script-sections.h (class Script_sections): Make
2816 Sections_elements typedef public.
2817 * script-sections.cc (class Sort_output_sections): Add elements_
2818 field. Add constructor which sets it; change all callers.
2819 (Sort_output_sections::is_before): New function.
2820 (Sort_output_sections::operator()): Call is_before.
2821 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2823 * testsuite/script_test_10.sh: New test. Test script section
2825 * testsuite/script_test_10.t: Likewise.
2826 * testsuite/script_test_10.s: Likewise.
2827 * testsuite/Makefile.am: Wrap the cross linker tests and the
2828 common tests into NATIVE_OR_CROSS_LINKER.
2829 (check_SCRIPTS): Add script_test_10.sh.
2830 (check_DATA): Add script_test_10.stdout.
2831 (script_test_10.o, script_test_10): New targets.
2832 (script_test_10.stdout): New target.
2833 * configure, testsuite/Makefile.in: Regenerate.
2835 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2837 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2838 error for the deprecated relocations.
2839 (Target_arm::Scan::global): Likewise.
2840 (Target_arm::Relocate::relocate): Likewise.
2842 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2844 * fileread.cc (Input_file::find_file): Initialize *found_name
2845 and *namep when using the fallback search for case 4.
2847 2010-10-11 Cary Coutant <ccoutant@google.com>
2849 * options.h (class General_options): Redefine -z lazy as an alias for
2850 the negation of -z now.
2852 2010-10-11 Ian Lance Taylor <iant@google.com>
2854 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2857 2010-10-06 Nick Clifton <nickc@redhat.com>
2859 * script-sections.cc(class Memory_region): Remove
2860 current_lma_offset_ field. Rename current_vma_offset_ to
2861 current_offset_. Add last_section_ field.
2862 (Memory_region::get_current_vma_address): Rename to
2863 get_current_address.
2864 (Memory_region::get_current_lma_address): Delete.
2865 (Memory_region::increment_vma_offset): Rename to
2867 (Memory_region::increment_lma_offset): Delete.
2868 (Memory_region::attributes_compatible): New method. Returns
2869 true if the provided section is compatible with the region.
2870 (Memory_region::get_last_section): New method. Returns the last
2871 section to use the region.
2872 (Memory_region::set_last_section): New method. Stores the last
2873 section to use the region.
2874 (Script_sections::block_in_region): New method. Returns true if
2875 a block of memory is contained within a region.
2876 (Script_sections::find_memory_region): New method. Locates a
2877 memory region to be used to set a VMA or LMA address.
2878 (Output_section_definition::set_section_addresses): Add code to
2879 check for addresses set by memory regions.
2880 (Output_segment::set_section_addresses): Remove memory region
2882 (Script_sections::create_segment): Add a warning if a header
2883 segment is created outside of any region.
2884 * script-sections.h (class Script_sections): Add prototypes for
2885 find_memory_region and block_in_region methods.
2886 * testsuite/memory_test.s: Use .long instead of .word.
2887 * testsuite/memory_test.t: Add some more output sections.
2888 * testsuite/memory_test.sh: Update expected output.
2890 2010-10-02 Doug Kwan <dougkwan@google.com>
2892 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2893 defintion to symtab.h
2894 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2895 declaration to defintion.
2897 2010-10-01 Nick Clifton <nickc@redhat.com>
2899 * expression.cc (eval): Replace dummy argument with NULL.
2900 (eval_maybe_dot): Check for a NULL result section pointer.
2901 (Symbol_expression::value): Likewise.
2902 (Dot_expression::value): Likewise.
2903 (BINARY_EXPRESSION): Likewise.
2904 (Max_expression::value): Likewise.
2905 (Min_expression::value): Likewise.
2906 (Absolute_expression::value): Likewise.
2907 (Addr_expression::value_from_output_section): Likewise.
2908 (Loaddddr_expression::value_from_output_section): Likewise.
2909 (Segment_start_expression::value): Likewise.
2910 * script-sections.cc
2911 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2913 (Sections_elememt_dot_assignment::set_section_addresses):
2915 (Output_data_expression::do_write_to_buffer): Likewise.
2916 (Output_section_definition::finalize_symbols): Likewise.
2917 (Output_section_definition::set_section_addresses): Likewise.
2919 2010-09-30 Doug Kwan <dougkwan@google.com>
2921 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2923 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2925 * target.h (Target::can_icf_inline_merge_sections): New virtual
2927 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2929 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2931 * icf.cc (get_section_contents): Inline merge sections only when
2934 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2936 * configure: Regenerate.
2938 2010-09-17 Ian Lance Taylor <iant@google.com>
2940 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2941 * testsuite/Makefile.am (memory_test.o): New target.
2942 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2944 * testsuite/Makefile.in: Rebuild.
2946 2010-09-17 Doug Kwan <dougkwan@google.com>
2948 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2949 defintion if relocation uses GOT entries of the symbol.
2950 * testsuite/icf_safe_test.sh: Fix test.
2951 * testsuite/icf_safe_so_test.sh: Fix test.
2953 2010-09-16 Cary Coutant <ccoutant@google.com>
2955 * script_sections.cc (class Memory_region): Remove "NULL" from
2956 vector initializations.
2958 2010-09-15 Cary Coutant <ccoutant@google.com>
2960 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2961 Resolve forwarding symbols.
2963 2010-09-15 Doug Kwan <dougkwan@google.com>
2965 * gold/testsuite/script_test_3.t: Add ARM special sections.
2966 * gold/testsuite/script_test_4.t: Same.
2967 * gold/testsuite/script_test_5.t: Same.
2968 * gold/testsuite/script_test_6.t: Same.
2969 * gold/testsuite/script_test_7.t: Same.
2970 * gold/testsuite/script_test_7.t: Same.
2971 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2973 2010-09-14 Cary Coutant <ccoutant@google.com>
2975 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2976 (Target_x86_64::Relocate::relocate_tls): Replace check for
2977 saw_tls_block_reloc_ with test for executable section.
2979 2010-09-12 Cary Coutant <ccoutant@google.com>
2981 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2982 position-independent executables to shared libraries need dynamic
2984 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2985 position-independent executables.
2986 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2987 * testsuite/Makefile.in: Regenerate.
2989 2010-09-10 Nick Clifton <nickc@redhat.com>
2992 * testsuite/memory_test.t: Discard any sections that are not
2995 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2998 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2999 "This::" to work around a bug in gcc 4.2.
3001 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3003 2010-09-09 Rafael Espindola <espindola@google.com>
3005 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3006 sections with different PF_X flags in the same segment.
3007 (Layout::find_first_load_seg): Search all segments to find the first
3009 * options.h (rosegment): New.
3011 2010-09-08 Rafael Espindola <espindola@google.com>
3013 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3015 2010-09-08 Doug Kwan <dougkwan@google.com>
3017 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3018 (Arm_relobj::do_relocate_sections): Add new parameter for output
3019 file to match the parent.
3020 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3021 of local symbols instead of input values. Update code to track
3022 changes in gold::relocate_section.
3023 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3024 (Sized_relobj::compute_final_local_value_internal): New methods.
3025 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3026 body into private version of Sized_relobj::compute_final_local_value.
3027 Call the inline method.
3028 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3029 merged symbol value if there is one.
3030 (Symbol_value::has_output_value): New method defintiion.
3031 (Sized_relobj::Compute_final_local_value_status): New enum type.
3032 (Sized_relobj::compute_final_local_value): New methods.
3033 (Sized_relobj::compute_final_local_value_internal): New methods.
3034 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3035 and arm_cortex_a8.sh.
3036 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3037 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3039 * Makefile.in: Regenerate.
3040 * testsuite/arm_bl_out_of_range.s: Update test.
3041 * testsuite/thumb_bl_out_of_range.s: Ditto.
3042 * testsuite/thumb_blx_out_of_range.s: Ditto.
3043 * testsuite/arm_branch_out_of_range.sh: New file.
3044 * testsuite/arm_cortex_a8.sh: Ditto.
3045 * testsuite/arm_cortex_a8_b.s: Ditto.
3046 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3047 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3048 * testsuite/arm_cortex_a8_bl.s: Ditto.
3049 * testsuite/arm_cortex_a8_blx.s: Ditto.
3050 * testsuite/arm_cortex_a8_local.s: Ditto.
3051 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3052 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3054 2010-09-08 Rafael Espindola <espindola@google.com>
3056 * Makefile.am (memory_test.stdout): Run readelf with -W.
3057 * Makefile.in: Regenerate.
3058 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3061 2010-09-08 Rafael Espindola <espindola@google.com>
3063 * script-sections.cc (Script_sections::add_memory_region): Convert
3064 field precision to int.
3065 * script.cc (script_set_section_region, script_set_section_region):
3066 Convert field precision to int.
3068 2010-09-08 Rafael Espindola <espindola@google.com>
3070 * arm.cc (do_finalize_sections): Create the __exidx_start and
3071 __exdix_end symbols even when the section is missing.
3073 2010-09-08 Nick Clifton <nickc@redhat.com>
3075 * README: Remove claim that MEMORY is not supported.
3076 * expression.cc (script_exp_function_origin)
3077 (script_exp_function_length): Move from here to ...
3078 * script.cc: ... here.
3079 (script_set_section_region, script_add_memory)
3080 (script_parse_memory_attr, script_include_directive): New
3082 * script-sections.cc
3083 (class Memory_region): New class.
3084 (class Output_section_definition): Add set_memory_region,
3085 set_section_vma, set_section_lma and get_section_name methods.
3086 (class Script_Sections): Add add_memory_region,
3087 find_memory_region, find_memory_region_origin,
3088 find_memory_region_length and set_memory_region methods.
3089 Have set_section_addresses method walk the list of set memory
3091 Extend the print methos to display memory regions.
3092 * script-sections.h: Add prototypes for new methods.
3093 Add enum for MEMORY region attributes.
3094 * yyscript.y: Add support for parsing MEMORY regions.
3095 * script-c.h: Add prototypes for new functions.
3096 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3097 * testsuite/Makefile.in: Regenerate.
3098 * testsuite/memory_test.sh: New script.
3099 * testsuite/memory_test.s: New assembler source file.
3100 * testsuite/memory_test.t: New linker script.
3102 2010-08-27 Doug Kwan <dougkwan@google.com>
3104 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3105 reference override an existing dynamic weak reference.
3106 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3107 * testsuite/Makefile.in: Regenerate.
3108 * testsuite/dyn_weak_ref.sh: New file.
3109 * testsuite/dyn_weak_ref_1.c: Ditto.
3110 * testsuite/dyn_weak_ref_2.c: Ditto.
3112 2010-08-27 Ian Lance Taylor <iant@google.com>
3114 * incremental.h (class Incremental_input_entry): Add virtual
3117 2010-08-27 Ian Lance Taylor <iant@google.com>
3119 * testsuite/start_lib_test_3.c: Mark t3 as used.
3121 2010-08-27 Nick Clifton <nickc@redhat.com>
3123 * options.cc (version_script): Fix small typo in previous
3126 2010-08-25 Nick Clifton <nickc@redhat.com>
3128 * archive.cc: Formatting fixes: Remove whitespace between
3129 typename and following asterisk. Remove whitespace between
3130 function name and opening parenthesis.
3131 * archive.h: Likewise.
3133 * attributes.cc: Likewise.
3134 * attributes.h: Likewise.
3135 * common.cc: Likewise.
3136 * copy-relocs.cc: Likewise.
3137 * dirsearch.h: Likewise.
3138 * dynobj.cc: Likewise.
3139 * ehframe.cc: Likewise.
3140 * ehframe.h: Likewise.
3141 * expression.cc: Likewise.
3142 * fileread.cc: Likewise.
3143 * fileread.h: Likewise.
3145 * gold-threads.cc: Likewise.
3146 * gold.cc: Likewise.
3147 * i386.cc: Likewise.
3149 * incremental-dump.cc: Likewise.
3150 * incremental.cc: Likewise.
3151 * layout.cc: Likewise.
3152 * layout.h: Likewise.
3153 * main.cc: Likewise.
3154 * merge.cc: Likewise.
3155 * merge.h: Likewise.
3156 * object.cc: Likewise.
3157 * object.h: Likewise.
3158 * options.cc: Likewise.
3159 * options.h: Likewise.
3160 * output.cc: Likewise.
3161 * output.h: Likewise.
3162 * plugin.cc: Likewise.
3163 * plugin.h: Likewise.
3164 * powerpc.cc: Likewise.
3165 * reloc.cc: Likewise.
3166 * script-c.h: Likewise.
3167 * script-sections.cc: Likewise.
3168 * script.cc: Likewise.
3169 * stringpool.cc: Likewise.
3170 * symtab.cc: Likewise.
3171 * symtab.h: Likewise.
3172 * target.cc: Likewise.
3173 * timer.cc: Likewise.
3174 * timer.h: Likewise.
3175 * version.cc: Likewise.
3176 * x86_64.cc: Likewise.
3178 2010-08-24 Nick Clifton <nickc@redhat.com>
3181 * layout.cc (segment_precedes): Sort segments by their physical
3182 addresses, if they have been set.
3184 2010-08-23 Cary Coutant <ccoutant@google.com>
3186 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3188 (Lib_group::include_member): Unlock object after deleting its
3190 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3193 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3194 Cary Coutant <ccoutant@google.com>
3196 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3197 constructor, and set_blocker.
3198 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3200 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3201 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3202 * testsuite/Makefile.am (start_lib_test): New test case.
3203 * testsuite/Makefile.in: Regenerate.
3204 * testsuite/start_lib_test_main.c: New file.
3205 * testsuite/start_lib_test_1.c: New file.
3206 * testsuite/start_lib_test_2.c: New file.
3207 * testsuite/start_lib_test_3.c: New file.
3209 2010-08-19 Ian Lance Taylor <iant@google.com>
3211 * Makefile.in: Rebuild with automake 1.11.1.
3212 * aclocal.m4: Likewise.
3213 * testsuite/Makefile.in: Likewise.
3215 2010-08-19 Ian Lance Taylor <iant@google.com>
3218 * i386.cc (class Output_data_plt_i386): Update declarations.
3219 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3220 local_ifuncs_ fields.
3221 (Target_i386::do_plt_section_for_global): New function.
3222 (Target_i386::do_plt_section_for_local): New function.
3223 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3224 parameter; change all callers. Initialize global_ifuncs_ and
3225 local_ifuncs_. If doing a static link define __rel_iplt_start and
3227 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3228 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3229 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3231 (Target_i386::make_plt_section): New function, broken out of
3232 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3233 (Target_i386::make_plt_entry): Call make_plt_section.
3234 (Target_i386::make_local_ifunc_plt_entry): New function.
3235 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3236 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3237 R_386_IRELATIVE to switch.
3238 (Target_i386::Scan::global): Likewise.
3239 (Target_i386::Relocate::relocate): Likewise.
3240 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3242 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3243 (Target_x86_64::do_plt_section_for_global): New function.
3244 (Target_x86_64::do_plt_section_for_local): New function.
3245 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3246 parameter; change all callers. If doing a static link define
3247 __rela_iplt_start and __rela_iplt_end.
3248 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3249 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3250 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3252 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3253 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3255 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3256 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3257 R_X86_64_IRELATIVE to switch.
3258 (Target_x86_64::Scan::global): Likewise.
3259 (Target_x86_64::Relocate::relocate): Likewise.
3260 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3262 * target.h (class Target): Add plt_section_for_global and
3263 plt_section_for_local functions. Add do_plt_section_for_global
3264 and do_plt_section_for_local virtual functions.
3265 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3266 clarifying comments.
3267 (Symbol::use_plt_offset): Handle IFUNC symbol.
3268 * object.cc (Sized_relobj::Sized_relobj): Initialize
3270 (Sized_relobj::local_has_plt_offset): New function.
3271 (Sized_relobj::local_plt_offset): New function.
3272 (Sized_relobj::set_local_plt_offset): New function.
3273 (Sized_relobj::do_count): Handle IFUNC symbol.
3274 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3275 a bit away from input_shndx_ field. Add set_is_func_symbol and
3276 is_ifunc_symbol functions.
3277 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3278 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3279 local_plt_offsets_ field.
3280 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3281 * output.h (class Output_section_data): Add non-const
3282 output_section function.
3283 (class Output_data_got): Update declarations.
3284 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3285 Add use_plt_offset parameter to global and local constructors.
3286 Change all callers. Change local_sym_index_ field to 31 bits.
3287 Change GSYM_CODE and CONSTANT_CODE accordingly.
3288 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3289 doing a static link don't set sh_link field.
3290 (Output_data_got::Got_entry::write): Use PLT offset if
3292 (Output_data_got::add_global_plt): New function.
3293 (Output_data_got::add_local_plt): New function.
3294 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3295 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3296 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3297 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3298 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3300 * testsuite/ifunc-sel.h: New file.
3301 * testsuite/ifuncmain1.c: New file.
3302 * testsuite/ifuncmain1vis.c: New file.
3303 * testsuite/ifuncmod1.c: New file.
3304 * testsuite/ifuncdep2.c: New file.
3305 * testsuite/ifuncmain2.c: New file.
3306 * testsuite/ifuncmain3.c: New file.
3307 * testsuite/ifuncmod3.c: New file.
3308 * testsuite/ifuncmain4.c: New file.
3309 * testsuite/ifuncmain5.c: New file.
3310 * testsuite/ifuncmod5.c: New file.
3311 * testsuite/ifuncmain6pie.c: New file.
3312 * testsuite/ifuncmod6.c: New file.
3313 * testsuite/ifuncmain7.c: New file.
3314 * configure, testsuite/Makefile.in: Rebuild.
3316 2010-08-18 Ian Lance Taylor <iant@google.com>
3319 (Output_section_incremental_inputs::write_input_files): Add cast
3320 to avoid signed/unsigned comparison warning.
3321 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3323 2010-08-12 Cary Coutant <ccoutant@google.com>
3325 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3327 2010-08-13 Ian Lance Taylor <iant@google.com>
3329 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3331 2010-08-12 Cary Coutant <ccoutant@google.com>
3332 Doug Kwan <dougkwan@google.com>
3334 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3335 defintion overrides non-weak undef, remember that the original undef
3337 * symtab.cc (Symbol_table::sized_write_global): For undef without
3338 an original weak binding, set binding to global in output.
3339 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3340 * testsuite/Makefile.in: Regenerate.
3341 * testsuite/strong_ref_weak_def.sh: New file.
3342 * testsuite/strong_ref_weak_def_1.c: Ditto.
3343 * testsuite/strong_ref_weak_def_2.c: Ditto.
3345 2010-08-12 Cary Coutant <ccoutant@google.com>
3347 * testsuite/incremental_test.sh: Rewrite.
3348 * testsuite/incremental_test_1.c: Rewrite.
3349 * testsuite/incremental_test_2.c: Rewrite.
3351 2010-08-12 Cary Coutant <ccoutant@google.com>
3353 * arm.cc (Target_arm::got_size): Add const.
3354 (Target_arm::got_entry_count): New function.
3355 (Target_arm::plt_entry_count): New function.
3356 (Target_arm::first_plt_entry_offset): New function.
3357 (Target_arm::plt_entry_size): New function.
3358 (Output_data_plt_arm::entry_count): New function.
3359 (Output_data_plt_arm::first_plt_entry_offset): New function.
3360 (Output_data_plt_arm::get_plt_entry_size): New function.
3361 * i386.cc (Target_i386::got_size): Add const.
3362 (Target_i386::got_entry_count): New function.
3363 (Target_i386::plt_entry_count): New function.
3364 (Target_i386::first_plt_entry_offset): New function.
3365 (Target_i386::plt_entry_size): New function.
3366 (Output_data_plt_i386::entry_count): New function.
3367 (Output_data_plt_i386::first_plt_entry_offset): New function.
3368 (Output_data_plt_i386::get_plt_entry_size): New function.
3369 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3370 find_incremental_inputs_sections. Dump incremental_got_plt section.
3371 * incremental.cc: Include target.h.
3372 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3373 parameter. Adjust all callers. Find incremental_got_plt section.
3374 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3376 (Output_section_incremental_inputs::set_final_data_size): Calculate
3377 size of incremental_got_plt section.
3378 (Output_section_incremental_inputs::do_write): Write the
3379 incremental_got_plt section.
3380 (Got_plt_view_info): New struct.
3381 (Local_got_offset_visitor): New class.
3382 (Global_got_offset_visitor): New class.
3383 (Global_symbol_visitor_got_plt): New class.
3384 (Output_section_incremental_inputs::write_got_plt): New function.
3385 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3386 Add parameter. Adjust all callers.
3387 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3388 (Incremental_inputs::got_plt_section): New function.
3389 (Incremental_inputs::got_plt_section_): New data member.
3390 (Incremental_got_plt_reader): New class.
3391 * layout.cc (Layout::create_incremental_info_sections): Add the
3392 incremental_got_plt section.
3393 * object.h (Got_offset_list::get_list): New function.
3394 (Got offset_list::for_all_got_offsets): New function.
3395 (Sized_relobj::local_got_offset_list): New function.
3396 * powerpc.cc (Target_powerpc::got_size): Add const.
3397 (Target_powerpc::got_entry_count): New function.
3398 (Target_powerpc::plt_entry_count): New function.
3399 (Target_powerpc::first_plt_entry_offset): New function.
3400 (Target_powerpc::plt_entry_size): New function.
3401 (Output_data_plt_powerpc::entry_count): New function.
3402 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3403 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3404 * sparc.cc (Target_sparc::got_size): Add const.
3405 (Target_sparc::got_entry_count): New function.
3406 (Target_sparc::plt_entry_count): New function.
3407 (Target_sparc::first_plt_entry_offset): New function.
3408 (Target_sparc::plt_entry_size): New function.
3409 (Output_data_plt_sparc::entry_count): New function.
3410 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3411 (Output_data_plt_sparc::get_plt_entry_size): New function.
3412 * symtab.h (Symbol::got_offset_list): New function.
3413 (Symbol_table::for_all_symbols): New function.
3414 * target.h (Sized_target::got_entry_count): New function.
3415 (Sized_target::plt_entry_count): New function.
3416 (Sized_target::plt_entry_size): New function.
3417 * x86_64.cc (Target_x86_64::got_size): Add const.
3418 (Target_x86_64::got_entry_count): New function.
3419 (Target_x86_64::plt_entry_count): New function.
3420 (Target_x86_64::first_plt_entry_offset): New function.
3421 (Target_x86_64::plt_entry_size): New function.
3422 (Output_data_plt_x86_64::entry_count): New function.
3423 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3424 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3426 2010-08-12 Cary Coutant <ccoutant@google.com>
3428 * archive.cc: Include incremental.h.
3429 (Archive::Archive): Initialize incremental_info_.
3430 (Archive::include_member): Record archive members in incremental info.
3431 (Add_archive_symbols::run): Record begin and end of an archive in
3433 (Lib_group::include_member): Record objects in incremental info.
3434 * archive.h (Incremental_archive_entry): Forward declaration.
3435 (Archive::set_incremental_info): New member function.
3436 (Archive::incremental_info): New member function.
3437 (Archive::Unused_symbol_iterator): New class.
3438 (Archive::unused_symbols_begin): New member function.
3439 (Archive::unused_symbols_end): New member function.
3440 (Archive::incremental_info_): New data member.
3441 * incremental-dump.cc (find_input_containing_global): New function.
3442 (dump_incremental_inputs): Dump new incremental info sections.
3443 * incremental.cc: Include symtab.h.
3444 (Output_section_incremental_inputs): New class.
3445 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3446 new incremental info sections.
3447 (Sized_incremental_binary::do_check_inputs): Likewise.
3448 (Incremental_inputs::report_archive): Remove.
3449 (Incremental_inputs::report_archive_begin): New function.
3450 (Incremental_inputs::report_archive_end): New function.
3451 (Incremental_inputs::report_object): New function.
3452 (Incremental_inputs::finalize_inputs): Remove.
3453 (Incremental_inputs::report_input_section): New function.
3454 (Incremental_inputs::report_script): Rewrite.
3455 (Incremental_inputs::finalize): Do nothing but finalize string table.
3456 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3457 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3458 (Incremental_inputs::create_data_sections): New function.
3459 (Incremental_inputs::relocs_entsize): New function.
3460 (Output_section_incremental_inputs::set_final_data_size): New function.
3461 (Output_section_incremental_inputs::do_write): New function.
3462 (Output_section_incremental_inputs::write_header): New function.
3463 (Output_section_incremental_inputs::write_input_files): New function.
3464 (Output_section_incremental_inputs::write_info_blocks): New function.
3465 (Output_section_incremental_inputs::write_symtab): New function.
3466 * incremental.h (Incremental_script_entry): Forward declaration.
3467 (Incremental_object_entry): Forward declaration.
3468 (Incremental_archive_entry): Forward declaration.
3469 (Incremental_inputs): Forward declaration.
3470 (Incremental_inputs_header_data): Remove.
3471 (Incremental_inputs_header): Remove.
3472 (Incremental_inputs_header_write): Remove.
3473 (Incremental_inputs_entry_data): Remove.
3474 (Incremental_inputs_entry): Remove.
3475 (Incremental_inputs_entry_write): Remove.
3476 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3477 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3478 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3479 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3481 (Incremental_input_entry): New class.
3482 (Incremental_script_entry): New class.
3483 (Incremental_object_entry): New class.
3484 (Incremental_archive_entry): New class.
3485 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3486 (Incremental_inputs::report_inputs): Remove.
3487 (Incremental_inputs::report_archive): Remove.
3488 (Incremental_inputs::report_archive_begin): New function.
3489 (Incremental_inputs::report_archive_end): New function.
3490 (Incremental_inputs::report_object): Change prototype.
3491 (Incremental_inputs::report_input_section): New function.
3492 (Incremental_inputs::report_script): Change prototype.
3493 (Incremental_inputs::get_reloc_count): New function.
3494 (Incremental_inputs::set_reloc_count): New function.
3495 (Incremental_inputs::create_data_sections): New function.
3496 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3497 (Incremental_inputs::inputs_section): New function.
3498 (Incremental_inputs::symtab_section): New function.
3499 (Incremental_inputs::relocs_section): New function.
3500 (Incremental_inputs::get_stringpool): Add const.
3501 (Incremental_inputs::command_line): Add const.
3502 (Incremental_inputs::inputs): Remove.
3503 (Incremental_inputs::command_line_key): New function.
3504 (Incremental_inputs::input_file_count): New function.
3505 (Incremental_inputs::input_files): New function.
3506 (Incremental_inputs::relocs_entsize): New function.
3507 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3508 (Incremental_inputs::finalize_inputs): Remove.
3509 (Incremental_inputs::Input_info): Remove.
3510 (Incremental_inputs::lock_): Remove.
3511 (Incremental_inputs::inputs_): Change type.
3512 (Incremental_inputs::inputs_map_): Remove.
3513 (Incremental_inputs::current_object_entry_): New data member.
3514 (Incremental_inputs::inputs_section_): New data member.
3515 (Incremental_inputs::symtab_section_): New data member.
3516 (Incremental_inputs::relocs_section_): New data member.
3517 (Incremental_inputs::reloc_count_): New data member.
3518 (Incremental_inputs_reader): New class.
3519 (Incremental_symtab_reader): New class.
3520 (Incremental_relocs_reader): New class.
3521 * layout.cc (Layout::finalize): Move finalization of incremental info
3522 and creation of incremental info sections to follow finalization of
3523 symbol table. Set offsets for postprocessing sections.
3524 (Layout::create_incremental_info_sections): Call
3525 Incremental_inputs::create_data_sections. Add incremental symtab
3526 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3527 sections to layout after input sections.
3528 * layout.h (struct Timespec): Forward declaration.
3529 (Layout::incremental_inputs): Add const.
3530 (Layout::create_incremental_info_sections): Add parameter.
3531 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3532 * object.cc: Include incremental.h.
3533 (Relobj::finalize_incremental_relocs): New function.
3534 (Sized_relobj::do_layout): Record input sections in incremental info.
3535 * object.h (Object::output_section): New function.
3536 (Object::output_section_offset): Moved from Relobj.
3537 (Object::get_incremental_reloc_base): New function.
3538 (Object::get_incremental_reloc_count): New function.
3539 (Object::do_output_section): New function.
3540 (Object::do_output_section_offset): Moved from Relobj.
3541 (Object::do_get_incremental_reloc_base): New function.
3542 (Object::do_get_incremental_reloc_count): New function.
3543 (Object::Object): Initialize new data members.
3544 (Relobj::output_section): Renamed do_output_section and moved to
3546 (Relobj::output_section_offset): Moved to Object.
3547 (Relobj::do_get_incremental_reloc_base): New function.
3548 (Relobj::do_get_incremental_reloc_count): New function.
3549 (Relobj::allocate_incremental_reloc_counts): New function.
3550 (Relobj::count_incremental_reloc): New function.
3551 (Relobj::finalize_incremental_relocs): New function.
3552 (Relobj::next_incremental_reloc_index): New function.
3553 (Relobj::reloc_counts_): New data member.
3554 (Relobj::reloc_bases_): New data member.
3555 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3556 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3557 (Sized_relobj::incremental_relocs_scan): New function.
3558 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3559 (Sized_relobj::incremental_relocs_write): New function.
3560 (Sized_relobj::incremental_relocs_write_reltype): New function.
3561 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3563 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3564 archives and object files elsewhere.
3565 (Add_symbols::run): Report object files here.
3566 (Finish_group::run): Report end of archive at end of group.
3567 * reloc.cc: Include layout.h, incremental.h.
3568 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3569 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3570 (Sized_relobj::incremental_relocs_scan): New function.
3571 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3572 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3573 (Sized_relobj::incremental_relocs_write): New function.
3574 (Sized_relobj::incremental_relocs_write_reltype): New function.
3575 * script.cc (read_input_script): Rewrite test for incremental link.
3576 Change call to Incremental_inputs::report_script.
3577 * symtab.h (Symbol_table::first_global_index): New function.
3578 (Symbol_table::output_count): New function.
3580 2010-08-12 Doug Kwan <dougkwan@google.com>
3582 * arm.cc (Target_arm::merge_object_attributes): Check command line
3583 options --no-wchar-size-warning and --no-enum-size-warning.
3584 * options.h (General_options): Add ld-compatible options
3585 --no-enum-size-warning and --no-wchar-size-warning.
3587 2010-08-04 Ian Lance Taylor <iant@google.com>
3589 * x86_64.cc (Target_x86_64::Scan::local): Use
3590 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3591 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3592 (Target_x86_64::Scan::global): Likewise.
3593 (Target_x86_64::Relocate::relocate): Likewise.
3594 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3597 2010-08-03 Cary Coutant <ccoutant@google.com>
3599 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3600 to reserve space in merged_strings vector. Keep total input size
3602 (Output_merge_string::do_print_merge_stats): Print total input size.
3603 * merge.h (Output_merge_string): Add input_size_ field.
3604 * stringpool.cc (Stringpool_template::string_length): Move
3605 implementations out of Stringpool_template class and place in
3607 * stringpool.h (string_length): Move out of Stringpool_template.
3609 2010-08-03 Ian Lance Taylor <iant@google.com>
3612 * layout.cc (relaxation_loop_body): If address of load segment is
3613 set, adjust address to include headers if possible.
3615 2010-08-03 Ian Lance Taylor <iant@google.com>
3617 * version.cc (version_string): Bump to 1.10.
3619 2010-08-03 Ian Lance Taylor <iant@google.com>
3622 * layout.h (enum Output_section_order): Define.
3623 (class Layout): Update declarations.
3624 * layout.cc (Layout::get_output_section): Add order parameter.
3625 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3626 is_first_non_relro parameters. Change all callers.
3627 (Layout::choose_output_section): Likewise.
3628 (Layout::add_output_section_data): Likewise.
3629 (Layout::make_output_section): Likewise. Set order.
3630 (Layout::default_section_order): New function.
3631 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3632 * output.cc (Output_section::Output_section): Initialize order_.
3633 Don't initialize deleted fields.
3634 (Output_segment::Output_segment): Don't initialize deleted
3636 (Output_segment::add_output_section_to_load): New function
3637 replacing add_output_section. Change all callers to call this or
3638 add_output_section_to_nonload.
3639 (Output_segment::add_output_section_to_nonload): New function.
3640 (Output_segment::remove_output_section): Rewrite.
3641 (Output_segment::add_initial_output_data): Likewise.
3642 (Output_segment::has_any_data_sections): Likewise.
3643 (Output_segment::is_first_section_relro): Likewise.
3644 (Output_segment::maximum_alignment): Likewise.
3645 (Output_segment::has_dynamic_reloc): New function replacing
3646 dynamic_reloc_count. Change all callers.
3647 (Output_segment::has_dynamic_reloc_list): New function replacing
3648 dynamic_reloc_count_list. Change all callers.
3649 (Output_segment::set_section_addresses): Rewrite.
3650 (Output_segment::set_offset): Rewrite.
3651 (Output_segment::find_first_and_last_list): Remove.
3652 (Output_segment::set_tls_offsets): Rewrite.
3653 (Output_segment::first_section_load_address): Likewise.
3654 (Output_segment::output_section_count): Likewise.
3655 (Output_segment::section_with_lowest_load_address): Likewise.
3656 (Output_segment::write_section_headers): Likewise.
3657 (Output_segment::print_sections_to_map): Likewise.
3658 * output.h (class Output_data): Remove dynamic_reloc_count_
3659 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3660 (Output_data::add_dynamic_reloc): Rewrite.
3661 (Output_data::has_dynamic_reloc): New function.
3662 (Output_data::dynamic_reloc_count): Remove.
3663 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3664 is_last_relro_, is_first_non_relro_, is_interp_,
3665 is_dynamic_linker_section_ fields. Add order and set_order
3666 functions. Remove is_relro_local, set_is_relro_local,
3667 is_last_relro, set_is_last_relro, is_first_non_relro,
3668 set_is_first_non_relro functions, is_interp, set_is_interp,
3669 is_dynamic_linker_section, and set_is_dynamic_linker_section
3671 (class Output_segment): Change Output_data_list from std::list to
3672 std:;vector. Add output_lists_ field. Remove output_data_ and
3673 output_bss_ fields. Update declarations.
3675 2010-08-02 Ian Lance Taylor <iant@google.com>
3677 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3678 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3679 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3681 2010-08-02 Ian Lance Taylor <iant@google.com>
3684 * script.cc (Script_options::Script_options): Initialize
3685 symbol_definitions_ and symbol_references_.
3686 (Script_options::add_symbol_assignment): Update
3687 symbol_definitions_ and symbol_references_.
3688 (Script_options::add_symbol_reference): New function.
3689 (script_symbol): New function.
3690 * script.h (class Script_options): Add symbol_definitions_ and
3691 symbol_references_ fields.
3692 (Script_options::referenced_const_iterator): New type.
3693 (Script_options::referenced_begin): New function.
3694 (Script_options::referenced_end): New function.
3695 (Script_options::is_referenced): New function.
3696 (Script_options::any_unreferenced): New function.
3697 * script-c.h (script_symbol): Declare.
3698 * yyscript.y (exp): Call script_symbol.
3699 * symtab.cc: Include "script.h".
3700 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3701 Change all callers. Check symbols referenced by scripts.
3702 (Symbol_table::add_undefined_symbols_from_command_line): Add
3703 layout parameter. Change all callers.
3704 (Symbol_table::do_add_undefined_symbols_from_command_line):
3705 Likewise. Break out loop body. Check symbols referenced by
3707 (Symbol_table::add_undefined_symbol_from_command_line): New
3708 function broken out of
3709 do_add_undefined_symbols_from_command_line.
3710 * symtab.h (class Symbol_table): Update declarations.
3711 * archive.cc: Include "layout.h".
3712 (Archive::should_include_member): Add layout parameter. Change
3713 all callers. Check for symbol mentioned in expression.
3714 * archive.h (class Archive): Update declaration.
3715 * object.cc (Sized_relobj::do_should_include_member): Add layout
3717 * object.h (Object::should_include_member): Add layout parameter.
3719 (Object::do_should_include_member): Add layout parameter.
3720 (class Sized_relobj): Update declaration.
3721 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3723 * dynobj.h (class Sized_dynobj): Update declaration.
3724 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3726 * plugin.h (class Sized_pluginobj): Update declaration.
3728 2010-08-02 Ian Lance Taylor <iant@google.com>
3731 * output.cc (Output_segment::set_offset): Search for the first and
3732 last sections rather than assuming that the list is in order.
3733 (Output_segment::find_first_and_last_list): New function.
3734 * output.h (class Output_segment): Update declarations.
3735 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3736 (relro_strip_test_SOURCES): New variable.
3737 (relro_strip_test_DEPENDENCIES): New variable.
3738 (relro_strip_test_LDFLAGS): New variable.
3739 (relro_strip_test_LDADD): New variable.
3740 (relro_strip_test.so): New target.
3742 2010-08-02 Ian Lance Taylor <iant@google.com>
3744 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3745 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3746 (Target_i386::got_tlsdesc_section): New function.
3747 (Target_i386::got_section): Create space for GOT entries for
3748 TLSDESC relocations.
3749 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3751 (Target_i386::Scan::global): Likewise.
3752 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3754 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3755 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3756 (Target_x86_64::got_tlsdesc_section): New function.
3757 (Target_x86_64::got_section): Create space for GOT entries for
3758 TLSDESC relocations.
3759 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3761 (Target_x86_64::Scan::global): Likewise.
3762 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3765 2010-08-02 Ian Lance Taylor <iant@google.com>
3767 * testsuite/final_layout.sh: Use dc to convert from hex to
3770 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3772 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3773 paramter to the call to gold::gc_process_relocs.
3774 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3775 paramter to the call to gold::gc_process_relocs.
3776 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3777 parameter to the call to gold::gc_process_relocs.
3778 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3779 template parameter to the call to gold::gc_process_relocs.
3780 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3781 paramter to the call to gold::gc_process_relocs.
3782 * gc.h (get_embedded_addend_size): New function.
3783 (gc_process_relocs): Save the size of the reloc for use by ICF.
3784 * icf.cc (get_section_contents): Get the addend from the text section
3785 for SHT_REL relocation sections.
3786 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3787 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3788 * int_encoding.h (read_from_pointer): New overloaded function.
3789 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3790 * testsuite/icf_sht_rel_addend_test.sh: New file.
3791 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3792 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3794 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3796 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3797 * Makefile.in: Regenerate.
3798 * testsuite/Makefile.in: Regenerate.
3800 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3802 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3803 * gold/testsuite/debug_msg.cc: Likewise.
3804 * gold/testsuite/odr_violation1.cc
3805 * gold/testsuite/odr_violation2.cc
3807 2010-07-21 Cary Coutant <ccoutant@google.com>
3809 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3810 string, and length fields.
3811 (Output_merge_string::Merged_strings_list): New type.
3812 (Output_merge_string::Merged_strings_lists): New typedef.
3813 (Output_merge_string): Replace merged_strings_ with
3814 merged_strings_lists_.
3815 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3816 Merged_strings_list per input object and section. Don't store pointer
3817 to the string. Don't store length with each merged string entry.
3818 (Output_merge_string::finalize_merged_data): Loop over list of merged
3819 strings lists. Recompute length of each merged string.
3821 2010-07-15 Cary Coutant <ccoutant@google.com>
3823 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3826 2010-07-14 Ian Lance Taylor <iant@google.com>
3828 * descriptors.cc (Descriptors::open): Report correct name in error
3831 2010-07-13 Doug Kwan <dougkwan@google.com>
3833 * arm.cc (Arm_input_section::Arm_input_section): For a
3834 SHT_ARM_EXIDX section, always keeps the input sections.
3835 (Arm_input_section::set_exidx_section_link): New method.
3836 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3837 has_errors_ to false.
3838 (Arm_exidx_input_section::has_errors,
3839 Arm_exidx_input_section::set_has_errors): New methods.
3840 (Arm_exidx_input_section::has_errors_): New data member.
3841 (Arm_relobj::get_exidx_shndx_list): New method.
3842 (Arm_output_section::append_text_sections_to_list): Do not skip
3843 section without SHF_EXECINSTR.
3844 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3846 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3847 section header. Make error messages more verbose. Check for
3848 a non-executable section linked to an EXIDX section.
3849 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3850 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3851 check that there is no deferred EXIDX section if we exit early.
3852 Instead of not making an EXIDX section in case of an error, make one
3853 and set the has_errors flag of it.
3854 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3855 in a relocatable link.
3856 (Target_arm::do_relax): Look for the EXIDX output section instead of
3857 assuming that it is called .ARM.exidx.
3858 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3859 section list. Do not check for SHF_EXECINSTR section flags but
3860 skip any input section with errors.
3861 * output.cc (Output_section::Output_section): Initialize
3862 always_keeps_input_sections_ to false.
3863 (Output_section::add_input_section): Check for
3864 always_keeps_input_sections_.
3865 * output.h (Output_section::always_keeps_input_sections,
3866 Output_section::set_always_keeps_input_sections): New methods.
3867 (Output_section::always_keeps_input_sections): New data member.
3869 2010-07-13 Rafael Espindola <espindola@google.com>
3871 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3872 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3874 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3875 Ian Lance Taylor <iant@google.com>
3877 * output.h (Output_section_lookup_maps::add_merge_section):
3878 Correct check of whether value was inserted.
3879 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3880 (Output_section_lookup_maps::add_relaxed_input_section):
3882 * arm.cc (Target_arm::got_section): Remove used local os.
3883 * i386.cc (Target_i386::got_section): Likewise.
3884 * x86_64.cc (Target_x86_64::got_section): Likewise.
3885 * sparc.cc (Target_sparc::got_section): Likewise.
3886 (Target_sparc::relocate): Remove unused local have_got_offset.
3887 * powerpc.cc (Target_powerpc::relocate): Likewise.
3889 2010-07-13 Ian Lance Taylor <iant@google.com>
3891 * compressed_output.cc (zlib_decompress): Fix signature in
3894 * archive.cc (Archive::include_member): Unlock an external member
3895 of a thin archive. Don't bother to delete an object we know is
3898 2010-07-12 Cary Coutant <ccoutant@google.com>
3900 * compressed_output.cc (zlib_decompress): New function.
3901 (get_uncompressed_size): New function.
3902 (decompress_input_section): New function.
3903 * compressed_output.h (get_uncompressed_size): New function.
3904 (decompress_input_section): New function.
3905 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3906 Handle compressed debug sections.
3907 * layout.cc (is_compressed_debug_section): New function.
3908 (Layout::output_section_name): Map compressed section names to
3910 * layout.h (is_compressed_debug_section): New function.
3911 (is_debug_info_section): Recognize compressed debug sections.
3912 * merge.cc: Include compressed_output.h.
3913 (Output_merge_data::do_add_input_section): Handle compressed
3915 (Output_merge_string::do_add_input_section): Handle compressed
3917 * object.cc: Include compressed_output.h.
3918 (Sized_relobj::Sized_relobj): Initialize new data members.
3919 (build_compressed_section_map): New function.
3920 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3921 * object.h (Object::section_is_compressed): New method.
3922 (Object::do_section_is_compressed): New method.
3923 (Sized_relobj::Compressed_section_map): New type.
3924 (Sized_relobj::do_section_is_compressed): New method.
3925 (Sized_relobj::compressed_sections_): New data member.
3926 * output.cc (Output_section::add_input_section): Handle compressed
3928 * reloc.cc: Include compressed_output.h.
3929 (Sized_relobj::write_sections): Handle compressed debug sections.
3931 2010-07-08 Cary Coutant <ccoutant@google.com>
3933 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3934 weak when resolving to a dynamic def.
3935 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3936 for weak undef/dynamic def cases. Adjust callers.
3937 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3938 undef_binding_weak_.
3939 (Symbol_table::sized_write_globals): Adjust symbol binding.
3940 (Symbol_table::sized_write_symbol): Add binding parameter.
3941 * symtab.h (Symbol::set_undef_binding): New method.
3942 (Symbol::is_undef_binding_weak): New method.
3943 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3944 (Symbol_table::should_override): Add new parameter.
3945 (Symbol_table::sized_write_symbol): Add new parameter.
3947 * testsuite/weak_undef_file1.cc: Add new test case.
3948 * testsuite/weak_undef_file2.cc: Fix header comment.
3949 * testsuite/weak_undef_test.cc: Add new test case.
3951 2010-06-29 Doug Kwan <dougkwan@google.com>
3953 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3954 Initialize USE_SYMBOL_.
3955 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3957 (Arm_reloc_property::uses_symbol_): New data member declaration.
3958 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3959 uses symbol value and symbol is undefined but not weakly undefined.
3961 2010-06-28 Rafael Espindola <espindola@google.com>
3963 * plugin.cc (Plugin::load): Use dlerror.
3965 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3967 * symtab.cc (detect_odr_violations): When reporting an ODR
3968 violation, report an object where the symbol is defined.
3970 2010-06-25 Doug Kwan <dougkwan@google.com>
3972 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3973 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3975 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3976 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3977 target hook to detect function points.
3978 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3979 * icf.h (Icf::check_section_for_function_pointers): Change type of
3980 parameter SECTION_NAME to const reference to std::string. Use
3981 target hook to determine if section may have unsafe pointers.
3982 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3985 2010-06-21 Rafael Espindola <espindola@google.com>
3987 * fileread.cc (Input_file::find_fie): New
3988 (Input_file::open): Use Input_file::find_fie.
3989 * fileread.h (Input_file::find_fie): New
3990 * plugin.cc (set_extra_library_path): New.
3991 (Plugin::load): Add set_extra_library_path to the transfer vector.
3992 (Plugin_manager::set_extra_library_path): New.
3993 (Plugin_manager::add_input_file): Use the extra search path if set.
3994 (set_extra_library_path(): New.
3995 * plugin.h (Plugin_manager): Add set_extra_library_path and
3998 2010-06-19 Cary Coutant <ccoutant@google.com>
4000 * layout.cc (gdb_sections): Add .debug_types.
4001 (lines_only_debug_sections): Likewise.
4003 2010-06-18 Rafael Espindola <espindola@google.com>
4005 * plugin.cc (add_input_file,add_input_library)
4006 (Plugin_manager::add_input_file): Make filename arguments const.
4007 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4010 2010-06-16 Doug Kwan <dougkwan@google.com>
4012 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4013 .ARM.attributes section if we have not merged any input
4014 attributes sections.
4016 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4018 * arm.cc: Allow combining objects with no EABI version
4021 2010-06-15 Rafael Espindola <espindola@google.com>
4023 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4025 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4027 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4028 (struct iovec): Correct !HAVE_READV definition.
4030 2010-06-10 Cary Coutant <ccoutant@google.com>
4032 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4033 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4035 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4038 * symtab.h (Symbol::is_placeholder): New member function.
4039 * target-reloc.h (relocate_section): Check for placeholder symbols.
4041 * testsuite/Makefile.am (plugin_test_8): New test.
4042 (plugin_test_9): New test.
4043 * testsuite/Makefile.in: Regenerate.
4045 2010-06-09 Nick Clifton <nickc@redhat.com>
4047 * yyscript.y (input_list_element): Allow strings prefixed with
4048 the '-' character. Treat these as libraries.
4049 * script.cc (script_add_library): New function. Adds a library
4050 specified by "-l<name>" found in an input script.
4051 * script-c.h: Add prototype for script_add_library.
4053 2010-06-07 Doug Kwan <dougkwan@google.com>
4055 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4056 Restrict stub-group size to be within long conditional branch
4057 range when working around cortex-A8 erratum.
4059 2010-06-07 Damien Diederen <dd@crosstwine.com>
4061 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4064 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4068 (Output_section::Input_section_sort_entry::compare_section_ordering):
4069 Change to return non-zero correctly.
4070 (Output_section::Input_section_sort_section_order_index_compare
4071 ::operator()): Change to fix ambiguity in comparisons.
4073 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4075 * gold.h (is_wildcard_string): New function.
4076 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4077 (Layout::layout_eh_frame): Ditto.
4078 (Layout::find_section_order_index): New method.
4079 (Layout::read_layout_from_file): New method.
4080 * layout.h (Layout::find_section_order_index): New method.
4081 (Layout::read_layout_from_file): New method.
4082 (Layout::input_section_position_): New private member.
4083 (Layout::input_section_glob_): New private member.
4084 * main.cc (main): Call read_layout_from_file here.
4085 * options.h (--section-ordering-file): New option.
4086 * output.cc (Output_section::input_section_order_specified_): New
4088 (Output_section::Output_section): Initialize new member.
4089 (Output_section::add_input_section): Add new parameter.
4090 Keep input sections when --section-ordering-file is used.
4091 (Output_section::set_final_data_size): Sort input sections when
4092 section ordering file is specified.
4093 (Output_section::Input_section_sort_entry): Add new parameter.
4095 (Output_section::Input_section_sort_entry::compare_section_ordering):
4097 (Output_section::Input_section_sort_compare::operator()): Change to
4098 consider section_order_index.
4099 (Output_section::Input_section_sort_init_fini_compare::operator()):
4100 Change to consider section_order_index.
4101 (Output_section::Input_section_sort_section_order_index_compare
4102 ::operator()): New method.
4103 (Output_section::sort_attached_input_sections): Change to sort
4104 according to section order when specified.
4105 (Output_section::add_input_section<32, true>): Add new parameter.
4106 (Output_section::add_input_section<64, true>): Add new parameter.
4107 (Output_section::add_input_section<32, false>): Add new parameter.
4108 (Output_section::add_input_section<64, false>): Add new parameter.
4109 * output.h (Output_section::add_input_section): Add new parameter.
4110 (Output_section::input_section_order_specified): New
4112 (Output_section::set_input_section_order_specified): New method.
4113 (Input_section::Input_section): Initialize section_order_index_.
4114 (Input_section::section_order_index): New method.
4115 (Input_section::set_section_order_index): New method.
4116 (Input_section::section_order_index_): New member.
4117 (Input_section::Input_section_sort_section_order_index_compare): New
4119 (Output_section::input_section_order_specified_): New member.
4120 * script-sections.cc (is_wildcard_string): Delete and move modified
4122 (Output_section_element_input::Output_section_element_input): Modify
4123 call to is_wildcard_string.
4124 (Output_section_element_input::Input_section_pattern
4125 ::Input_section_pattern): Ditto.
4126 (Output_section_element_input::Output_section_element_input): Ditto.
4127 * testsuite/Makefile.am (final_layout): New test case.
4128 * testsuite/Makefile.in: Regenerate.
4129 * testsuite/final_layout.cc: New file.
4130 * testsuite/final_layout.sh: New file.
4132 2010-06-01 Rafael Espindola <espindola@google.com>
4134 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4136 2010-06-01 Rafael Espindola <espindola@google.com>
4138 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4139 visibility of symbols.
4141 2010-05-27 Doug Kwan <dougkwan@google.com>
4143 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4144 from start of output section instead of address for a local symbol
4145 in a merged or relaxed section when doing a relocatable link.
4147 2010-05-26 Rafael Espindola <espindola@google.com>
4150 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4151 adding sections the garbage collector removed.
4152 * gold/testsuite/Makefile.am: Add test.
4153 * gold/testsuite/Makefile.in: Regenerate.
4154 * gold/testsuite/plugin_test_7.sh: New.
4155 * gold/testsuite/plugin_test_7_1.c: New.
4156 * gold/testsuite/plugin_test_7_2.c: New.
4158 2010-05-26 Rafael Espindola <espindola@google.com>
4160 * script-sections.cc (Output_section_definition::set_section_addresses):
4161 Check for --section-start.
4163 2010-05-26 Doug Kwan <dougkwan@google.com>
4165 * arm.cc (Arm_scan_relocatable_relocs): New class.
4166 (Target_arm::relocate_special_relocatable): New method.
4167 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4168 (Arm_relocate_functions::thumb_branch_common): Same.
4169 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4170 instead of Default_scan_relocatable_relocs.
4171 * target-reloc.h (relocate_for_relocatable): Let target handle
4172 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4173 * target.h (Sized_target::relocate_special_relocatable): New method.
4175 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4177 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4179 2010-05-23 Doug Kwan <dougkwan@google.com>
4181 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4183 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4184 with a direct branch, not a conditional branch, to a stub.
4185 * merge.cc (Output_merge_base::record_input_section): New method
4187 (Output_merge_data::do_add_input_section): Record input section if
4188 keeps-input-sections flag is set.
4189 (Output_merge_string::do_add_input_section): Ditto.
4190 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4191 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4193 (Output_merge_base::keeps_input_sections,
4194 Output_merge_base::set_keeps_input_sections,
4195 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4197 (Output_merge_base::Input_sections): New type declaration.
4198 (Output_merge_base::input_sections_begin,
4199 Output_merge_base::input_sections_end,
4200 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4201 (Output_merge_base::bool keeps_input_sections_,
4202 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4203 Output_merge_base::input_sections_): New data members.
4204 (Output_merge_data::do_set_keeps_input_sections): New method
4206 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4207 * output.cc (Output_section::Input_section::relobj): Move method
4208 defintion from class declaration to here and handle merge sections.
4209 (Output_section::Input_section::shndx): Ditto.
4210 (Output_section::Output_section): Remove initializations of removed
4211 data members and initialize new data member LOOKUP_MAPS_.
4212 (Output_section::add_input_section): Set keeps-input-sections flag
4213 for a newly created merge output section as appropriate. Adjust code
4214 to use Output_section_lookup_maps class.
4215 (Output_section::add_relaxed_input_section): Adjst code for lookup
4216 maps code refactoring.
4217 (Output_section::add_merge_input_section): Add a new parameter
4218 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4219 class. If adding input section to a newly created merge output
4220 section fails, remove the new merge section.
4221 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4222 Adjust code for use of the Output_section_lookup_maps class.
4223 (Output_section::find_merge_section): Ditto.
4224 (Output_section::build_lookup_maps): New method defintion.
4225 (Output_section::find_relaxed_input_section): Adjust code to use
4226 Output_section_lookup_maps class.
4227 (Output_section::get_input_sections): Export merge sections. Adjust
4228 code to use Output_section_lookup_maps class.
4229 (Output_section:::add_script_input_section): Adjust code to use
4230 Output_section_lookup_maps class. Update lookup maps for merge
4232 (Output_section::discard_states): Use Output_section_lookup_maps.
4233 (Output_section::restore_states): Same.
4234 * output.h (Merge_section_properties): Move class defintion out of
4236 (Output_section_lookup_maps): New class.
4237 (Output_section::Input_section::is_merge_section): New method
4239 (Output_section::Input_section::relobj): Move defintion out of class
4240 defintion. Declare method only.
4241 (Output_section::Input_section::shndx): Ditto.
4242 (Output_section::Input_section::output_merge_base): New method defintion.
4243 (Output_section::Input_section::u2_.pomb): New union field.
4244 (Output_section::Merge_section_by_properties_map,
4245 Output_section::Output_section_data_by_input_section_map,
4246 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4248 (Output_section::add_merge_input_section): Add new parameter
4249 KEEPS_INPUT_SECTIONS.
4250 (Output_section::build_lookup_maps): New method declaration.
4251 (Output_section::merge_section_map_,
4252 Output_section::merge_section_by_properties_map_,
4253 Output_section::relaxed_input_section_map_,
4254 Output_section::is_relaxed_input_section_map_valid_): Remove data
4256 (Output_section::lookup_maps_): New data member.
4258 2010-05-21 Doug Kwan <dougkwan@google.com>
4261 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4262 avoid a compilation error.
4264 2010-05-19 Rafael Espindola <espindola@google.com>
4266 * script-sections.cc (Output_section_definition::allocate_to_segment):
4267 Update the phdrs_list even when the output section is NULL.
4268 * testsuite/Makefile.am: Add test.
4269 * testsuite/Makefile.in: Regenerate.
4270 * testsuite/script_test_9.cc: New.
4271 * testsuite/script_test_9.sh: New.
4272 * testsuite/script_test_9.t: New.
4274 2010-05-19 Doug Kwan <dougkwan@google.com>
4276 * arm.cc (Arm_input_section::original_size): New method.
4277 (Arm_input_section::do_addralign): Add a cast.
4278 (Arm_input_section::do_output_offset): Remove static cast.
4279 (Arm_input_section::original_addralign,
4280 Arm_input_section::original_size_): Change type to uint32_t.
4281 (Arm_input_section::init): Add safe casts for section alignment
4283 (Arm_input_section::set_final_data_size): Do not set address and
4284 offset of stub table.
4285 (Arm_output_section::fix_exidx_coverage): Change use of of
4286 Output_section::Simple_input_section to that of
4287 Output_section::Input_section.
4288 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4289 except for the first pass.
4290 * output.cc (Output_section::get_input_sections): Change type of
4291 input_sections to std::list<Input_section>.
4292 (Output_section::add_script_input_section): Rename from
4293 Output_section::add_simple_input_section. Change type of SIS
4294 parameter from Simple_input_section to Input_section.
4295 * output.h (Output_section::Simple_input_section): Remove class.
4296 (Output_section::Input_section): Change class visibility to public.
4297 (Output_section::Input_section::addralign): Use stored alignments
4298 for special input sections if set.
4299 (Output_section::Input_section::set_addralign): New method.
4300 (Output_section::get_input_sections): Change parameter type from
4301 list of Simple_input_section to list of Input_section.
4302 (Output_section::add_script_input_section): Rename from
4303 Output_section::add_simple_input_section. Change first parameter's
4304 type from Simple_input_section to Input_section and remove the
4305 second and third parameters.
4306 * script-sections.cc (Input_section::Input_section_list): Change
4307 type to list of Output_section::Input_section/
4308 (Input_section_info::Input_section_info): Change parameter type of
4309 INPUT_SECTION to Output_section::Input_section.
4310 (Input_section_info::input_section): Change return type.
4311 (Input_section_info::input_section_): Change type to
4312 Output_section::Input_section.
4313 (Output_section_element_input::set_section_addresses): Adjust code
4314 to use Output_section::Input_section instead of
4315 Output_section::Simple_input_section. Adjust code for renaming
4316 of Output_section::add_simple_input_section.
4317 (Orphan_output_section::set_section_addresses): Ditto.
4319 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4321 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4322 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4324 2010-05-18 Rafael Espindola <espindola@google.com>
4326 * options.cc (General_options::finalize): Handle -nostdlib.
4327 * options.h (nostdlib): New option.
4328 * script.cc (script_add_search_dir): Handle -nostdlib.
4330 2010-05-12 Doug Kwan <dougkwan@google.com>
4332 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4333 attributes section only if there no attributes section after merging.
4334 (Target_arm::merge_object_attributes): Move value of
4335 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4336 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4337 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4338 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4339 and arm_attr_merge_7.stdout.
4340 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4341 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4342 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4343 arm_attr_merge_7b.o): New rules.
4344 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4346 * testsuite/Makefile.in: Regenerate.
4347 * testsuite/arm_attr_merge.sh: New file.
4348 * testsuite/arm_attr_merge_[67][ab].s: Same.
4350 2010-05-05 Nick Clifton <nickc@redhat.com>
4352 * po/es.po: Updated Spanish translation.
4354 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4356 * Makefile.am (install-exec-local): Properly install gold as
4357 default cross linker.
4358 * Makefile.in: Regenerated.
4360 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4361 Nick Clifton <nickc@redhat.com>
4363 * configure.ac (install_as_default): Define and set to false
4364 unless --enable-gold or --enable-gold=both/gold has been
4366 * configure: Regenerate.
4368 * Makefile.am (install-exec-local): Install the executable as
4369 'ld.gold'. If install_as_default is true then also install it as
4371 * Makefile.in: Regenerated.
4373 2010-04-24 Ian Lance Taylor <iant@google.com>
4375 * layout.cc (Layout::layout_reloc): In relocatable link don't
4376 combine reloc sections for grouped sections.
4378 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4380 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4381 sections that are not ordinary to icf.
4382 * icf.cc (get_section_contents): Handle relocation pointing to section
4383 with no object or shndx information.
4384 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4385 * testsuite/Makefile.in: Regenerate.
4386 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4387 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4389 2010-04-22 Ian Lance Taylor <iant@google.com>
4391 * expression.cc (Expression::Expression_eval_info): Add
4392 result_alignment_pointer field.
4393 (Expression::eval_with_dot): Add result_alignment_pointer
4394 parameter. Change all callers.
4395 (Expression::eval_maybe_dot): Likewise.
4396 (class Binary_expression): Add alignment_pointer parameter to
4397 left_value and right_value. Change all callers.
4398 (BINARY_EXPRESSION): Set result alignment.
4399 (class Trinary_expression): Add alignment_pointer parameter to
4400 arg2_value and arg3_value. Change all callers.
4401 (Trinary_cond::value): Set result alignment.
4402 (Max_expression::value, Min_expression::value): Likewise.
4403 (Align_expression::value): Likewise.
4404 * script-sections.cc (class Sections_element): Add dot_alignment
4405 parameter to set_section_addresses virtual function. Update
4407 (class Output_section_element): Likewise.
4408 (Script_sections::create_segments): Add dot_alignment parameter.
4410 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4411 (Script_sections::set_phdrs_clause_addresses): Likewise.
4412 * script-sections.h: Update declarations.
4413 * script.h: Update declarations.
4414 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4416 * testsuite/script_test_3.t: Set large alignment.
4417 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4418 segment has expected alignment.
4420 2010-04-22 Nick Clifton <nickc@redhat.com>
4422 * po/gold.pot: Updated by the Translation project.
4423 * po/vi.po: Updated Vietnamese translation.
4425 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4427 * testsuite/Makefile.am (check_PROGRAMS): Add
4428 icf_virtual_function_folding_test.
4429 * testsuite/Makefile.in: Regenerated.
4431 2010-04-15 Andrew Haley <aph@redhat.com>
4433 * options.h (merge_exidx_entries): New option.
4434 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4435 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4436 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4437 (Target_arm::merge_exidx_entries): New function.
4438 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4439 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4440 to Arm_exidx_fixup constructor.
4441 Add new arg, merge_exidx_entries.
4442 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4443 Arm_output_section::fix_exidx_coverage.
4445 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4447 * icf.cc (get_section_contents): Check for preemptible functions.
4448 Ignore addend when appropriate.
4449 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4451 (add_from_relobj): Check for section folded.
4452 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4453 * symtab.h (should_add_dynsym_entry): Add new parameter.
4454 * target-reloc.h (scan_relocs): Check for section folded.
4455 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4456 Check reloc types for function pointers in shared objects.
4457 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4459 (icf_preemptible_functions_test): New test case.
4460 (icf_string_merge_test): New test case.
4461 * testsuite.Makefile.in: Regenerate.
4462 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4463 bar_glob. Refactor code.
4464 * testsuite/icf_preemptible_functions_test.cc: New file.
4465 * testsuite/icf_preemptible_functions_test.sh: New file.
4466 * testsuite/icf_string_merge_test.cc: New file.
4467 * testsuite/icf_string_merge_test.sh: New file.
4468 * testsuite/icf_virtual_function_folding_test.cc: New file.
4469 * testsuite/icf_virtual_function_folding_test.sh: New file.
4471 2010-04-14 Doug Kwan <dougkwan@google.com>
4473 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4474 for local symbol recounting if we remove a section due to ICF.
4475 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4476 there are no regular objects in input.
4478 2010-04-13 Doug Kwan <dougkwan@google.com>
4480 * arm.cc (Arm_input_section::set_final_data_size): Compute
4481 accurate final data size instead of using current data size.
4483 2010-04-09 Doug Kwan <dougkwan@google.com>
4485 * layout.cc (Layout::choose_output_section): Handle script section
4487 (Layout::make_output_section_for_script): Add section type parameter.
4488 Handle script section types.
4489 * layout.h (Layout::make_output_section_for_script): Add section
4491 * output.cc (Output_section::Output_section): Initialize data member
4493 (Output_section::do_reset_address_and_file_offset): Do not set address
4494 to 0 if section is a NOLOAD section.
4495 * output.h (Output_section::is_noload): New method.
4496 (Output_section::set_is_noload): Ditto.
4497 (Output_section::is_noload_): New data member.
4498 * script-c.h (Script_section_type): New enum type.
4499 (struct Parser_output_section_header): Add new file section_type.
4500 * script-sections.cc (Sections_element::output_section_name): Add
4501 parameter for returning script section type.
4502 (Output_section_definition::output_section_name): Ditto.
4503 (Output_section_definition::section_type)P; New method.
4504 (Output_section_definiton::script_section_type_name): Ditto.
4505 (Output_section_definition::script_section_type_): New data member.
4506 (Output_section_definition::Output_section_definition): Initialize
4507 data member Output_section_definition::script_section_type_.
4508 (Output_section_definition::create_sections): Pass script section type
4509 to Layout::make_output_section_for_script.
4510 (Output_section_definition::output_section_name): Return script
4511 section type to caller.
4512 (Output_section_definition::set_section_address): Do not advance
4513 dot value and load address if section type is NOLOAD. Set address
4514 of NOLOAD sections regardless of section flags.
4515 (Output_section_definition::print): Print section type if it is
4516 not SCRIPT_SECTION_TYPE_NONE.
4517 (Output_section_definition::section_type): New method.
4518 (Output_section_definition::script_section_type_name): Ditto.
4519 (Script_sections::output_section_name): Add new parameter
4520 PSECTION_TYPE for returning script section type. Pass it to
4521 section elements. Handle discard sections.
4522 (Sort_output_sections::operator()): Handle NOLOAD sections.
4523 * script-sections.h (Script_sections::Section_type): New enum type.
4524 (Script_sections::output_section_name): Add a new parameter for
4525 returning script section type.
4526 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4528 * yyscript.y (union): Add new field SECTION_TYPE.
4529 (COPY, DSECT, INFO, NOLOAD): New tokens.
4530 (opt_address_and_section_type): Change type to output_section_header.
4531 (section_type): New non-terminal
4532 (section_header): Handle section type.
4533 (opt_address_and_section_type): Return section type value.
4535 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4537 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4538 * testsuite/plugin_common_test_2.c (foo): Likewise.
4540 2010-04-08 Doug Kwan <dougkwan@google.com>
4542 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4544 * output.cc (Output_section::add_merge_input_section): Simplify
4545 code and return status of Output_merge_base::add_input_section.
4546 Update merge section map only if Output_merge_base::add_input_section
4549 2010-04-07 Doug Kwan <dougkwan@google.com>
4551 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4552 if section is marked as containing instructions but has no mapping
4554 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4555 correct section index.
4556 (Arm_relobj::find_linked_text_section): Ditto.
4558 2010-04-07 Cary Coutant <ccoutant@google.com>
4560 * archive.cc (include_member): Destroy Read_symbols_data object before
4562 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4563 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4564 (Read_symbols_data::~Read_symbols_data) New destructor.
4565 (Section_relocs::Section_relocs) New constructor.
4566 (Section_relocs::~Section_relocs) New destructor.
4567 (Read_relocs_data::Read_relocs_data) New constructor.
4568 (Read_relocs_data::~Read_relocs_data) New destructor.
4569 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4570 pointers to NULL after deleting.
4572 2010-04-07 Doug Kwan <dougkwan@google.com>
4574 * arm.cc: Replace "endianity" with "endianness" in comments.
4575 (Arm_exidx_cantunwind): Ditto.
4576 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4577 (Arm_relobj::merge_flags_and_attributes): New method.
4578 (Arm_relobj::merge_flags_and_attributes_): New data member.
4579 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4580 (Arm_relobj::scan_sections_for_stubs): Ditto.
4581 (Arm_relobj::do_read_symbols): Check to see if we really want to
4582 merge processor-specific flags and attributes. Exit early if
4583 an object is empty except for section names and the undefined symbol.
4584 (Target_arm::do_finalize_sections): Move check for ELF format to
4585 Arm_relobj::do_read_symbols. Merge processor specific flags and
4586 attributes from a regular object only when we have determined that
4587 it is aapropriate. Do not create an .ARM.attributes section in
4588 output if there is no regular input object.
4589 (Target_arm::merge_processor_specific_flags): Check
4590 --warn-mismatch before printing any error.
4591 (Target_arm::merge_object_attributes): Ditto.
4592 * gold.cc (queue_middle_tasks): Handle the case in which there is
4593 no regular object in input.
4594 * options.cc (General_options::parse_EB): New method.
4595 (General_options::parse_EL): Same.
4596 (General_options::General_options): Initialize endianness_.
4597 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4599 (General_options::Endianness): New enum.
4600 (General_options::endianness): New method.
4601 (General_options::endianness_): New data member.
4602 * parameters.cc (Parameters::set_options): Check target endianness.
4603 (Parameters::set_target_once): Ditto.
4604 (Parameters::check_target_endianness): New method.
4605 (parameters_force_valid_target): If either -EL or -EB is specified,
4606 use it to define endianness of default target.
4607 * parameters.h (Parameters::check_target_endianness): New method
4609 * target.h (class Target): Change "endianity" to "endianness"
4612 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4614 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4615 * configure: Regenerate.
4616 * Makefile.in: Regenerate.
4617 * testsuite/Makefile.in: Regenerate.
4619 2010-04-06 Cary Coutant <ccoutant@google.com>
4622 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4623 prevailing definitions of common symbols.
4624 * testsuite/plugin_test_6.sh: New test case.
4625 * testsuite/plugin_common_test_1.c: New test case.
4626 * testsuite/plugin_common_test_2.c: New test case.
4627 * testsuite/Makefile.am (plugin_test_6): New test case.
4628 * testsuite/Makefile.in: Regenerate.
4630 2010-04-06 Nick Clifton <nickc@redhat.com>
4632 * po/vi.po: New Vietnamese translation.
4634 2010-03-30 Doug Kwan <dougkwan@google.com>
4636 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4638 2010-03-25 Doug Kwan <dougkwan@google.com>
4640 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4641 to avoid a conversion warning on a 32-bit host.
4643 2010-03-24 Ian Lance Taylor <iant@google.com>
4645 * testsuite/script_test_3.t: Add a TLS segment.
4646 * testsuite/Makefile.am (check_PROGRAMS): Add
4647 tls_phdrs_script_test.
4648 (tls_phdrs_script_test_SOURCES): Define.
4649 (tls_phdrs_script_test_DEPENDENCIES): Define.
4650 (tls_phdrs_script_test_LDFLAGS): Define.
4651 (tls_phdrs_script_test_LDADD): Define.
4652 * testsuite/Makefile.in: Rebuild.
4654 2010-03-23 Cary Coutant <ccoutant@google.com>
4656 * fileread.cc (find_or_make_view): Fix comment.
4658 2010-03-23 Ian Lance Taylor <iant@google.com>
4660 * script-sections.cc (class Orphan_section_placement): Define
4661 PLACE_TLS and PLACE_TLS_BSS.
4662 (Orphan_section_placement::Orphan_section_placement): Initialize
4664 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4665 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4666 (tls_script_test_SOURCES): Define.
4667 (tls_script_test_DEPENDENCIES): Define.
4668 (tls_script_test_LDFLAGS): Define.
4669 (tls_script_test_LDADD): Define.
4670 * testsuite/Makefile.in: Rebuild.
4672 2010-03-22 Doug Kwan <dougkwan@google.com>
4674 * arm.cc (Arm_relocate_functions::abs8,
4675 Arm_relocate_functions::abs16): Use correct check for overflow
4676 specified in the ARM ELF specs.
4677 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4678 target of a BLX instruction specially.
4679 (Reloc_stub::stub_type_for_reloc): Ditto.
4680 (Relocate::relocate): Use symbolic names instead of numeric relocation
4681 codes to report error.
4682 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4684 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4685 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4686 thumb2_blx_out_of_range.stdout
4687 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4688 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4689 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4690 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4691 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4692 thumb2_blx_in_range, thumb2_blx_in_range.o,
4693 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4694 thumb2_blx_out_of_range.o): New rules.
4695 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4696 thumb2_blx_in_range and thumb2_blx_out_of_range.
4697 * testsuite/Makefile.in: Regenerate.
4698 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4699 * testsuite/thumb_blx_in_range.s: New file.
4700 * testsuite/thumb_blx_out_of_range.s: New file.
4702 2010-03-22 Rafael Espindola <espindola@google.com>
4704 * archive.cc (Should_include): Move to archive.h.
4705 (should_include_member): Make it a member of Archive.
4707 (Add_lib_group_symbols): New.
4708 * archive.h: Include options.h.
4709 (Archive_member): Moved from Archive.
4710 (Should_include): Moved from archive.cc.
4712 (Add_lib_group_symbols): New.
4713 * dynobj.cc (do_should_include_member): New.
4714 * dynobj.h (do_should_include_member): New.
4715 * gold.cc (queue_initial_tasks): Update call to queue.
4716 * main.cc (main): Print lib group stats.
4717 * object.cc (do_should_include_member): New.
4718 * object.h: Include archive.h.
4719 (Object::should_include_member): New.
4720 (Object::do_should_include_member): New.
4721 (Sized_relobj::do_should_include_member): New.
4722 * options.cc (General_options::parse_start_lib): New.
4723 (General_options::parse_end_lib): New.
4724 (Input_arguments::add_file): Handle lib groups.
4725 (Input_arguments::start_group): Check we are not in a lib.
4726 (Input_arguments::start_lib): New.
4727 (Input_arguments::end_lib): New.
4728 * options.h (General_options): Add start_lib and end_lib.
4729 (Input_argument::lib_): New.
4730 (Input_argument::lib): New.
4731 (Input_argument::is_lib): New.
4732 (Input_file_lib): New.
4733 (Input_arguments::in_lib_): New.
4734 (Input_arguments::in_lib): New.
4735 (Input_arguments::start_lib): New.
4736 (Input_arguments::end_lib_): New.
4737 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4738 in unused members as preempted.
4739 (Sized_pluginobj::do_should_include_member): New.
4740 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4741 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4743 (Read_symbols::do_whole_lib_group): New.
4744 (Read_symbols::do_lib_group): New.
4745 (Read_symbols::do_read_symbols): Handle lib groups.
4746 (Read_symbols::get_name): Handle lib groups.
4747 * readsyms.h (Read_symbols): Add an archive member pointer.
4748 (Read_symbols::do_whole_lib_group): New.
4749 (Read_symbols::do_lib_group): New.
4750 (Read_symbols::member_): New.
4751 * script.cc (read_input_script): Update call to queue_soon.
4753 2010-03-19 Doug Kwan <dougkwan@google.com>
4755 * arm.cc (Stub_table::Stub_table): Initialize new data members
4756 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4757 (Stub_table::add_reloc_stub): Assign stub offset and update
4758 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4759 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4761 (Stub_table::update_data_size_and_addralign): Use
4762 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4763 instead of going over all reloc stubs.
4764 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4765 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4766 Stringpool_template::offset_ to size of Stringpool_char.
4767 (Stringpool_template::new_key_offset): Remove code to initialize
4768 Stringpool_template::offset_.
4769 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4770 Stringpool_template::offset_ to zero.
4772 2010-03-15 Doug Kwan <dougkwan@google.com>
4774 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4776 (Stringpool_template::new_key_offset): New method.
4777 (Stringpool_template::add_string): Assign offsets when adding new
4779 (Stringpool_template::set_string_offsets): Do not set string offsets
4780 when not optimizing.
4781 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4783 (Chunked_vector::clear): Clear size_.
4784 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4785 (Chunked_vector::size): Return size_.
4786 (Chunked_vector::push_back): Use size_ to find insert position.
4787 (Chunked_vector::size_): New data member.
4788 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4789 (Stringpool_template::new_key_offset): New method declaration.
4790 (Stringpool_template::offset_): New data member.
4792 2010-03-15 Rafael Espindola <espindola@google.com>
4794 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4795 Add_symbols' constructor.
4796 * readsyms.h (Add_symbols): Remove the input_group member.
4798 2010-03-10 Ian Lance Taylor <iant@google.com>
4800 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4801 target to ask whether a reference to a symbol requires a stack
4803 * target.h (Target::is_call_to_non_split): New function.
4804 (Target::do_is_call_to_non_split): Declare virtual function.
4805 * target.cc: Include "symtab.h".
4806 (Target::do_is_call_to_non_split): New function.
4807 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4809 2010-03-10 Cary Coutant <ccoutant@google.com>
4811 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4812 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4813 (File_read::open[2]): Add whole_file_view_ to list of views.
4814 (File_read::make_view): Remove test of whole_file_view_.
4815 (File_read::find_or_make_view): Create whole_file_view_ if
4817 (File_read::clear_views): Replace bool parameter with enum;
4818 adjust all callers. Don't delete views with permanent data;
4819 do delete cached views and views from archives if
4820 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4821 if clearing the corresponding view.
4822 * fileread.h (File_read::Clear_views_mode): New enum.
4823 (File_read::View::is_permanent_view): New method.
4824 (File_read::clear_views): Replace bool parameter
4825 with enum; adjust all callers.
4826 * options.h (General_options): Change keep_files_mapped option;
4827 add map_whole_files.
4828 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4830 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4833 2010-03-10 David S. Miller <davem@davemloft.net>
4835 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4837 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4839 * icf.cc (get_section_contents): Add '@' marker after processing the
4842 2010-03-08 Doug Kwan <dougkwan@google.com>
4844 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4845 due to a conversion warning.
4846 (Arm_relobj::update_output_local_symbol_count): Check for local
4847 symbol with unset output index.
4849 2010-03-05 Ian Lance Taylor <iant@google.com>
4851 * options.h (class General_options): Add --spare-dynamic-tags.
4852 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4853 --spare-dynamic-tags.
4855 2010-03-05 Ian Lance Taylor <iant@google.com>
4857 * incremental.cc: Include "libiberty.h".
4859 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4861 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4862 function, is_info_ member.
4863 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4864 (Versions::Versions): Update caller.
4865 (Versions::define_base_version): Likewise.
4866 (Versions::add_def): Likewise.
4868 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4870 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4871 (Scan::possible_function_pointer_reloc): New function.
4872 (Scan::local_reloc_may_be_function_pointer): Change to call
4873 possible_function_pointer_reloc.
4874 (Scan::global_reloc_may_be_function_pointer): Ditto.
4875 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4876 relocations in ".data.rel.ro._ZTV" section.
4877 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4878 * testsuite/icf_safe_so_test.cc: Ditto.
4879 * testsuite/icf_safe_test.cc: Ditto.
4880 * testsuite/icf_safe_test.sh: Ditto.
4882 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4883 Ian Lance Taylor <iant@google.com>
4885 * target-reloc.h (relocate_section): Check the symbol table index
4886 for -1U before setting the local symbol index.
4887 (scan_relocatable_relocs): If copying the relocation, record that
4888 the local symbol is required.
4889 * object.h (Symbol_value::is_output_symtab_index_set): New
4891 (Symbol_value::may_be_discarded_from_output_symtab): New
4893 (Symbol_value::has_output_symtab_entry): New function.
4894 (Symbol_value::needs_output_symtab_entry): Remove.
4895 (Symbol_value::output_symtab_index): Make sure the symbol index is
4897 (Symbol_value::set_output_symtab_index): Make sure the symbol
4898 index is not set. Make sure the new index is valid.
4899 (Symbol_value::set_must_have_output_symtab_entry): New function.
4900 (Symbol_value::has_output_dynsym_entry): New function.
4901 (Symbol_value::set_output_dynsym_index): Make sure the new index
4903 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4904 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4905 local symbol if permitted.
4906 (Sized_relobj::do_finalize_local_symbols): Call
4907 is_output_symtab_index_set rather than needs_output_symtab_entry.
4908 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4909 rather than needs_output_symtab_entry. Call
4910 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4911 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4912 is_output_symtab_index_set rather than needs_output_symtab_entry.
4913 * testsuite/discard_locals_relocatable_test.c: New file.
4914 * testsuite/discard_locals_test.sh: Test -r.
4915 * testsuite/Makefile.am (check_DATA): Add
4916 discard_locals_relocatable_test1.syms,
4917 discard_local_relocatable_test2.syms.
4918 (MOSTLYCLEANFILES): Likewise. Also add
4919 discard_locals_relocatable_test1.lout and
4920 discard_locals_relocatable_test2.out.
4921 (discard_locals_relocatable_test1.syms): New target.
4922 (discard_locals_relocatable_test.o): New target.
4923 (discard_locals_relocatable_test1.out): New target.
4924 (discard_locals_relocatable_test2.syms): New target.
4925 (discard_locals_relocatable_test2.out): New target.
4926 (various): Add missing ../ld-new dependencies.
4927 * testsuite/Makefile.in: Rebuild.
4929 2010-03-03 Nick Clifton <nickc@redhat.com>
4931 * po/fi.po: New Finnish translation.
4933 2010-03-01 Doug Kwan <dougkwan@google.com>
4935 * layout.cc (Layout::Layout): Force section types of .init_array*,
4936 .preinit_array* and .fini_array* sections.
4937 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4938 Fix check of return value of std::string::find.().
4939 (Output_section::Input_section_sort_compare::operator()): Remove
4940 comment about .init_array.
4941 (Output_section::Input_section_sort_init_fini_compare::operator()):
4943 (Output_section::sort_attached_input_sections): Handle .init_array
4944 and .fini_array specially.
4945 * output.h (Output_section::Inut_section_sort_compare): Update
4947 (Output_section::Input_section_sort_init_fini_compare): New struct.
4949 2010-02-26 Doug Kwan <dougkwan@google.com>
4951 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4952 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4953 * testsuite/debug_msg.sh: Avoid matching source line number for
4954 use of global variable undef_int.
4956 2010-02-26 Doug Kwan <dougkwan@google.com>
4958 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4959 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4960 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4961 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4962 * options.cc (General_options::General_options): Initialize member
4964 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4965 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4966 and rm_no_fix_v4bx.stdout
4967 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4968 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4969 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4970 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4971 and arm_no_fix_v4bx.
4972 * Makefile.in: Regenerate.
4973 * testsuite/arm_fix_v4bx.s: New file.
4974 * testsuite/arm_fix_v4bx.sh: Ditto.
4976 2010-02-24 Doug Kwan <dougkwan@google.com>
4978 * arm.cc (Target_arm::got_section): Make the .got section the first
4979 non RELRO section in the data segment.
4980 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4981 suffixes of section names.
4983 2010-02-24 Doug Kwan <dougkwan@google.com>
4985 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4986 flags and attributes merging if an input file is a binary file.
4987 * fileread.cc (Input_file::open): Record format of original file.
4988 * fileread.h (Input_file::Format): New enum type.
4989 (Input_file::Input_file): Initialize data member format_.
4990 (Input_file::format): New method definition.
4991 (Input_file::format_):: New data member.
4993 2010-02-24 Doug Kwan <dougkwan@google.com>
4995 * arm.cc (Arm_output_data_got): New class.
4996 (ARM_TCB_SIZE): New constant
4997 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4998 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4999 If user uses a script with a SECTIONS clause, issue only a warning
5000 for a misplaced EXIDX input section. Otherwise, issue an error.
5001 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5003 (Target_arm::got_mode_index_entry): Handle static linking.
5004 (Target_arm::Scan::local): Ditto.
5005 (Target_arm::Scan::global): Ditto.
5006 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5007 all incorrectly implemented relocations.
5008 (Target_arm::fix_exidx_coverage): Pass layout to
5009 Arm_output_section::fix_exidx_coverage.
5010 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5011 from ".ARM.exidx." and ".ARM.extab.".
5013 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5015 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5016 section if it does not already exist.
5017 * attributes.cc (Attributes_section_data::Attributes_section_data):
5018 Don't crash if size is zero.
5020 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5021 Ian Lance Taylor <iant@google.com>
5023 * gold.cc (queue_middle_tasks): If no input files were opened,
5025 * workqueue.h (Task_function::Task_function): Assert that there is
5028 2010-02-22 Doug Kwan <dougkwan@google.com>
5030 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5031 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5032 types to avoid warnings due to different uint64_t implementations
5035 2010-02-21 Doug Kwan <dougkwan@google.com>
5037 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5038 handling of the maximum backward branch offset.
5039 (Arm_relocate_functions::thumb_branch_common): Ditto.
5040 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5041 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5042 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5043 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5044 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5045 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5046 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5047 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5048 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5049 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5050 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5051 thumb2_bl_out_of_range.o): New rules.
5052 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5053 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5054 thumb2_bl_out_of_range
5055 * testsuite/Makefile.in: Regenerate.
5056 * testsuite/arm_bl_in_range.s: New file.
5057 * testsuite/arm_bl_out_of_range.s: Ditto.
5058 * testsuite/arm_branch_in_range.sh: Ditto.
5059 * testsuite/arm_branch_range.t: Ditto.
5060 * testsuite/thumb2_branch_range.t: Ditto.
5061 * testsuite/thumb_bl_in_range.s: Ditto.
5062 * testsuite/thumb_bl_out_of_range.s: Ditto.
5063 * testsuite/thumb_branch_range.t: Ditto.
5065 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5067 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5068 Add reloc offset information.
5069 * icf.cc (get_section_contents): Change iterators to point to the new
5070 vectors. Add reloc offset information to the contents.
5071 * icf.h (Icf::Sections_reachable_info): New typedef.
5072 (Icf::Sections_reachable_list): New typedef.
5073 (Icf::Offset_info): New typedef.
5074 (Icf::Reloc_info): New struct typedef.
5075 (Icf::Reloc_info_list): New typedef.
5076 (Icf::symbol_reloc_list): Delete method.
5077 (Icf::addend_reloc_list): Delete method.
5078 (Icf::section_reloc_list): Delete method.
5079 (Icf::reloc_info_list): New method.
5080 (Icf::reloc_info_list_): New member.
5082 2010-02-19 Doug Kwan <dougkwan@google.com>
5084 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5085 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5086 * arm.cc (Arm_relocation_functions): New forward declaration.
5087 (Target_arm::Target_arm): Initialize new data members
5088 got_mod_index_offset_ and tls_base_symbol_defined_.
5089 (Target_arm::Relocate::relocate_tls): New method.
5090 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5091 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5093 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5094 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5095 (Target_arm::got_mod_index_offset_,
5096 Target_arm::tls_base_symbol_defined_): New data members.
5097 (Target_arm::Scan::local, Target::Scan::global,
5098 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5101 2010-02-18 Doug Kwan <dougkwan@google.com>
5103 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5104 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5105 text section as a parameter becuase some broken tools may not set
5106 the link in section header.
5107 (Target_arm::has_got_section): New method.
5108 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5109 without any mapping symbol as data only. Remove warning.
5110 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5111 link in its section header, try to discover the link by inspecting the
5112 REL31 relocation at the beginning of the section.
5113 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5115 (Target_arm::Scan::global): Treat any reference to the symbol
5116 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5118 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5120 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5121 (Scan::global_reloc_may_be_function_pointer): New function.
5122 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5123 (Scan::global_reloc_may_be_function_pointer): New function.
5124 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5125 (Scan::global_reloc_may_be_function_pointer): New function.
5126 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5127 (Scan::global_reloc_may_be_function_pointer): New function.
5128 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5129 (Scan::global_reloc_may_be_function_pointer): New function.
5130 (Scan::possible_function_pointer_reloc): New function.
5131 (Target_x86_64::can_check_for_function_pointers): New function.
5132 * gc.h (gc_process_relocs): Scan relocation types to determine if
5133 function pointers were taken for targets that support it.
5134 * icf.cc (Icf::find_identical_sections): Include functions for
5135 folding in safe ICF whose pointer is not taken.
5136 * icf.h (Secn_fptr_taken_set): New typedef.
5137 (fptr_section_id_): New member.
5138 (section_has_function_pointers): New function.
5139 (set_section_has_function_pointers): New function.
5140 (check_section_for_function_pointers): New function.
5141 * options.h: Fix comment for safe ICF option.
5142 * target.h (can_check_for_function_pointers): New function.
5143 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5144 Modify icf_safe_test for X86-64.
5145 * testsuite/Makefile.in: Regenerate.
5146 * testsuite/icf_safe_so_test.cc: New file.
5147 * testsuite/icf_safe_so_test.sh: New file.
5148 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5149 (main): Change to take pointer to function kept_func_3.
5150 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5151 folding is done correctly for X86-64.
5153 2010-02-12 David S. Miller <davem@davemloft.net>
5155 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5156 is_symbolless parameter.
5157 (Output_reloc<SHT_REL>::is_symbolless): New.
5158 (Output_reloc<SHT_REL>::is_symbolless_): New.
5159 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5160 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5161 (Output_reloc<SHT_RELA>::is_symbolless): New.
5162 (Output_data_reloc::add_global): Handle is_symbolless.
5163 (Output_data_reloc::add_global_relative): Likewise.
5164 (Output_data_reloc::add_local): Likewise.
5165 (Output_data_reloc::add_local_relative): Likewise.
5166 (Output_data_reloc::add_symbolless_global_addend): New.
5167 (Output_data_reloc::add_symbolless_local_addend): New.
5168 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5170 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5171 instead of ->is_relative_
5172 (Output_reloc::write): Likewise.
5173 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5174 (Output_reloc::write_rel): Simplify.
5176 * sparc.cc (Target_sparc::Scan::local): Use
5177 ->add_symbolless_local_addend as needed.
5178 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5179 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5180 based upon relocation offset.
5182 2010-02-11 Doug Kwan <dougkwan@google.com>
5184 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5185 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5186 beginning of function.
5187 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5188 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5189 parameter is_32bit in calls to should_apply_static_reloc.
5190 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5191 (check_DATA): Add arm_abs_global.stdout.
5192 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5193 arm_abs_global.stdout): New rules.
5194 (MOSTLLYCLEANFILES): Add arm_abs_global
5195 * Makefile.in: Regenerate.
5196 * testsuite/arm_abs_global.s: New file.
5197 * testsuite/arm_abs_global.sh: Ditto.
5198 * testsuite/arm_abs_lib.s: Ditto.
5200 2010-02-11 Ian Lance Taylor <iant@google.com>
5202 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5204 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5205 Allocate_commons_task first.
5206 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5207 task, rather than symtab_lock_.
5208 (Gc_process_relocs::~Gc_process_relocs): New function.
5209 (Gc_process_relocs::is_runnable): Check this_blocker_.
5210 (Gc_process_relocs::locks): Use next_blocker_ rather than
5212 (Scan_relocs::~Scan_relocs): New function.
5213 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5215 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5217 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5218 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5219 constructor accordingly.
5220 (class Gc_process_relocs): Likewise.
5221 (class Scan_relocs): Likewise.
5222 * common.h (class Allocate_commons_task): Remove symtab_lock_
5223 field, and corresponding constructor parameter.
5224 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5226 (Allocate_commons_task::locks): Likewise.
5228 2010-02-11 Ian Lance Taylor <iant@google.com>
5230 * gold-threads.h (class Once): Define.
5231 (class Initialize_lock): Rewrite as child of Once.
5232 * gold-threads.cc (class Once_initialize): Define.
5233 (once_pointer_control): New static variable.
5234 (once_pointer, once_arg): New static variables.
5235 (c_run_once): New static function.
5236 (Once::Once, Once::run_once, Once::internal_run): New functions.
5237 (class Initialize_lock_once): Remove.
5238 (initialize_lock_control): Remove.
5239 (initialize_lock_pointer): Remove.
5240 (initialize_lock_once): Remove.
5241 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5242 (Initialize_lock::initialize): Rewrite.
5243 (Initialize_lock::do_run_once): New function.
5244 * archive.cc (Archive::interpret_header): Only clear name if it is
5246 * fileread.cc: Include "gold-threads.h"
5247 (file_counts_lock): New static variable.
5248 (file_counts_initialize_lock): Likewise.
5249 (File_read::release): Only increment counts when using --stats.
5250 Use a lock around the increment.
5251 * parameters.cc (class Set_parameters_target_once): Define.
5252 (set_parameters_target_once): New static variable.
5253 (Parameters::Parameters): Move here from parameters.h.
5254 (Parameters::set_target): Rewrite.
5255 (Parameters::set_target_once): New function.
5256 (Parameters::clear_target): Move here and rewrite.
5257 * parameters.h (class Parameters): Update declarations. Add
5258 set_parameters_target_once_ field.
5259 (Parameters::Parameters): Move to parameters.cc.
5260 (Parameters::clear_target): Likewise.
5261 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5263 (Start_group::~Start_group): New function.
5264 (Start_group::is_runnable): New function.
5265 (Start_group::locks, Start_group::run): New functions.
5266 (Finish_group::run): Change saw_undefined to size_t.
5267 * readsyms.h (class Start_group): Define.
5268 (class Finish_group): Change saw_undefined_ field to size_t.
5269 (Finish_group::Finish_group): Remove saw_undefined and
5270 this_blocker parameters. Change all callers.
5271 (Finish_group::set_saw_undefined): New function.
5272 (Finish_group::set_blocker): New function.
5273 * symtab.h (class Symbol_table): Change saw_undefined to return
5274 size_t. Change saw_undefined_ field to size_t.
5275 * target-select.cc (Set_target_once::do_run_once): New function.
5276 (Target_selector::Target_selector): Initialize set_target_once_
5277 field. Don't initialize lock_ and initialize_lock_ fields.
5278 (Target_selector::instantiate_target): Rewrite.
5279 (Target_selector::set_target): New function.
5280 * target-select.h (class Set_target_once): Define.
5281 (class Target_selector): Update declarations. Make
5282 Set_target_once a friend. Remove lock_ and initialize_lock_
5283 fields. Add set_target_once_ field.
5285 2010-02-10 Ian Lance Taylor <iant@google.com>
5287 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5289 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5290 (queue_middle_tasks): Add all blockers before queueing any tasks.
5291 (queue_final_tasks): Likewise.
5292 * token.h (Task_token::add_blockers): New function.
5293 * object.h (Input_objects::number_of_relobjs): New function.
5295 2010-02-10 Ian Lance Taylor <iant@google.com>
5297 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5298 shared, not if not position independent.
5299 * x86_64.cc (Relocate::relocate_tls): Likewise.
5300 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5301 (tls_pie_pic_test): New target.
5302 * testsuite/Makefile.in: Rebuild.
5304 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5305 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5306 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5307 * testsuite/Makefile.in: Rebuild.
5309 2010-02-09 David S. Miller <davem@davemloft.net>
5311 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5312 R_SPARC_RELATIVE using ->add_local_relative().
5313 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5315 * output.h (Output_data_dynamic::add_section_size): New method
5316 that takes two Output_data objects.
5317 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5318 entry param. Handle it in initializers.
5319 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5320 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5321 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5323 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5324 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5325 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5326 for dynrel_includes_plt.
5327 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5328 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5329 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5331 (Target_sparc::do_finalize_sections): Update to pass true for
5332 dynrel_includes_plt.
5333 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5334 output before .rela.plt
5335 (Target_powerpc::do_finalize_sections): Update to pass true for
5336 dynrel_includes_plt when 32-bit.
5338 2010-02-08 Doug Kwan <dougkwan@google.com>
5340 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5342 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5343 Arm_relobj::scan_section_for_cortex_a8_stubs,
5344 Arm_relobj::do_relocation_section): Instead of calling
5345 Output_section::output_address, use faster
5346 Arm_relobj::simple_input_section_output_address.
5348 2010-02-08 David S. Miller <davem@davemloft.net>
5350 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5351 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5352 relocation helper function.
5354 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5355 just like R_SPARC_GOT{10,13,22}.
5356 (Target_sparc::Scan::local): Likewise.
5357 (Target_sparc::Relocate:relocate): Likewise.
5359 2010-02-06 Ian Lance Taylor <iant@google.com>
5361 * configure.ac: Rewrite targetobjs duplicate removal code to use
5362 only shell constructs.
5363 * configure: Rebuild.
5365 2010-02-05 Doug Kwan <dougkwan@google.com>
5368 * arm.cc (Arm_relobj::section_is_scannable): New method.
5369 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5370 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5372 2010-02-04 Doug Kwan <dougkwan@google.com>
5375 * arm-reloc-property.cc (cstdio): Include.
5376 * configure.ac (targetobjs): Remove duplicates.
5377 * configure: Regenerate.
5378 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5379 big and little endian version for a given address size.
5381 2010-02-03 Doug Kwan <dougkwan@google.com>
5383 * arm-reloc-property.cc
5384 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5386 * arm-reloc-property.h
5387 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5388 New method definition.
5389 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5391 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5393 (GOT_PREL): Change implemented to Y.
5394 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5395 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5396 (Arm_relocate_functions::movw_abs_nc): Remove method.
5397 (Arm_relocate_functions::movt_abs): Ditto.
5398 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5399 (Arm_relocate_functions::thm_movt_abs): Ditto.
5400 (Arm_relocate_functions::movw_rel_nc): Ditto.
5401 (Arm_relocate_functions::movw_rel): Ditto.
5402 (Arm_relocate_functions::movt_rel): Ditto.
5403 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5404 (Arm_relocate_functions:thm_movw_rel): Ditto.
5405 (Arm_relocate_functions:thm_movt_rel): Ditto.
5406 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5407 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5408 New method definitions.
5409 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5410 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5411 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5412 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5413 (Target_arm::Relocate::relocate): Check for non-static or
5414 unimplemented relocation code and exit early. Change calls to
5415 Target_arm::reloc_uses_thumb_bit and
5416 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5417 instead. Refactor code to handle similar relocations to increase
5418 code sharing. Remove check for unsupported relocation code in switch
5420 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5421 relocation property table to find out size. Change error message to
5422 print out the name of a relocation code instead of the numeric value.
5423 (Target_arm::scan_reloc_for_stub): Use relocation property table
5424 instead of calling Target_arm::reloc_uses_thumb_bit().
5426 2010-02-02 Doug Kwan <dougkwan@google.com>
5428 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5429 types of relaxed input section.
5431 2010-02-02 Doug Kwan <dougkwan@google.com>
5433 * Makefile.am (HFILES): Add arm-reloc-property.h.
5435 (TARGETSOURCES): Add arm-reloc-property.cc
5436 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5437 (libgold_a_SOURCES): $(DEFFILES)
5438 * Makefile.in: Regenerate.
5439 * arm-reloc-property.cc: New file.
5440 * arm-reloc-property.h: New file.
5441 * arm-reloc.def: New file.
5442 * arm.cc: Update comments.
5443 (arm-reloc-property.h): New included header.
5444 (arm_reloc_property_table): New global variable.
5445 (Target_arm::do_select_as_default_target): New method definition.
5446 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5447 arm-reloc-property to targ_extra_obj.
5448 * parameters.cc (set_parameters_target): Call
5449 Target::select_as_default_target().
5450 * target.h (Target::select_as_default_target): New method definition.
5451 (Target::do_select_as_default_target): Same.
5453 2010-02-01 Doug Kwan <dougkwan@google.com>
5455 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5456 first_output_text_section_.
5457 (Arm_exidx_fixup::first_output_text_section): New method definition.
5458 (Arm_exidx_fixup::first_output_text_section_): New data member.
5459 (Arm_exidx_fixup::process_exidx_section): Record the first text
5460 output section seen.
5461 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5462 and entsize in output section header.
5464 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5466 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5467 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5468 (Arm_relocate_functions::thm_alu11): New Method.
5469 (Arm_relocate_functions::thm_pc8): New Method.
5470 (Arm_relocate_functions::thm_pc12): New Method.
5471 (Target_arm::Scan::local): Handle the relocations.
5472 (Target_arm::Scan::global): Likewise.
5473 (Target_arm::Relocate::relocate): Likewise.
5474 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5476 2010-01-29 Doug Kwan <dougkwan@google.com>
5478 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5479 of relocation types as ld.
5481 2010-01-29 Doug Kwan <dougkwan@google.com>
5483 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5485 (Arm_relocate_functions::thumb_branch_common): Ditto.
5486 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5487 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5488 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5489 Arm_relocate_functions::jump24): Remove.
5490 (Target_arm::Relocate::relocate): Adjust code to call
5491 Arm_relocation_functions::arm_branch_common and
5492 Arm_relocation_functions::thumb_branch_common instead of their removed
5493 wrappers. Merge switch-cases together to reduce source code size.
5495 2010-01-29 Doug Kwan <dougkwan@google.com>
5497 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5498 output_local_symbol_count_needs_update_.
5499 (Arm_relobj::output_local_symbol_count_needs_update,
5500 Arm_relobj::set_output_local_symbol_count_needs_update,
5501 Arm_relobj::update_output_local_symbol_count): New methods.
5502 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5504 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5505 of pointed function as in a R_ARM_PREL31 relocation.
5506 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5507 for output local symbol count updating.
5508 (Target_arm::do_relax): Update output local symbol counts in objects
5510 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5512 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5514 * arm.cc: Added support for the ARM relocations:
5515 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5516 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5517 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5519 (Arm_relocate_functions::movw_rel): New method.
5520 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5521 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5523 (Arm_relocate_functions::thm_movw_rel): New method.
5524 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5526 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5528 (Target_arm::Scan::global): Likewise.
5529 (Target_arm::Relocate::relocate): Likewise.
5530 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5533 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5535 * arm.cc: Added support for ARM group relocations.
5536 (Target_arm::reloc_needs_sym_origin): New method.
5537 (Arm_relocate_functions::calc_grp_kn): New method.
5538 (Arm_relocate_functions::calc_grp_residual): New method.
5539 (Arm_relocate_functions::calc_grp_gn): New method.
5540 (Arm_relocate_functions::arm_grp_alu): New Method.
5541 (Arm_relocate_functions::arm_grp_ldr): New Method.
5542 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5543 (Arm_relocate_functions::arm_grp_ldc): New Method.
5544 (Target_arm::Scan::local): Handle the ARM group relocations.
5545 (Target_arm::Scan::global): Likewise.
5546 (Target_arm::Relocate::relocate): Likewise.
5547 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5550 2010-01-26 Doug Kwan <dougkwan@google.com>
5552 * arm.cc (set): Include.
5553 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5555 (Arm_output_section::Text_section_list): New type.
5556 (Arm_output_section::append_text_sections_to_list): New method.
5557 (Arm_output_section::fix_exidx_coverage): Ditto.
5558 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5559 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5560 Relobj::set_section_offset() instead of
5561 Sized_relobj::invalidate_section_offset().
5562 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5563 parameter for section headers. Ignore relocation sections for
5564 unallocated sections and EXIDX sections.
5565 (Target_arm::fix_exidx_coverage): New method.
5566 (Target_arm::output_section_address_less_than): New type.
5567 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5568 linked text section instead of the EXIDX section.
5569 (Arm_output_section::create_stub_group): Add an assertion to check
5570 that this is not an EXIDX output section.
5571 (Arm_output_section::append_text_sections_to_list): New method.
5572 (Arm_output_section::fix_exidx_coverage): Ditto.
5573 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5574 Arm_relobj::section_needs_reloc_stub_scanning.
5575 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5577 (Target_arm::fix_exidx_coverage): New method.
5578 * object.h (Relobj::set_output_section): New method.
5579 (Sized_relobj::invalidate_section_offset): Remove method.
5580 (Sized_relobj::do_invalidate_section_offset): Remove method.
5581 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5583 2010-01-25 Doug Kwan <dougkwan@google.com>
5585 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5586 Fix warning due to signed and unsigned comparison on a 32-bit host.
5588 2010-01-22 Doug Kwan <dougkwan@google.com>
5590 * arm.cc (Target_arm::do_relax): Record an output section for section
5591 offset adjustment it contains any stub table that has changed.
5592 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5593 offsets in an output section if necessary.
5594 * output.cc (Output_section::Output_section): Initialize
5595 section_offsets_need_adjustments_.
5596 (Output_section::add_input_section_for_script): Renamed to
5597 Output_section::add_simple_input_section.
5598 (Output_section::save_states): Add a comment.
5599 (Output_section::discard_states): New method defintion.
5600 (Output_section::adjust_section_offsets): Same.
5601 * output.h (Output_section::add_input_section_for_script): Renamed to
5602 Output_section::add_simple_input_section.
5603 (Output_section::discard_states): New method declaration.
5604 (Output_section::adjust_section_offsets): Same.
5605 (Output_section::section_offsets_need_adjustment,
5606 Output_section::set_section_offsets_need_adjustment): New method
5608 (Output_section::section_offsets_need_adjustment_): New data member.
5609 * script-sections.cc
5610 (Output_section_element_input::set_section_address): Adjust code for
5611 renaming of Output_section::add_input_section_for_script.
5612 (Orphan_output_section::set_section_address): Same.
5614 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5616 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5617 Fix_v4bx enum values .
5618 * gold/options.h (General_options): New option definitions.
5619 (General_options::fix_v4bx): New method.
5620 (General_options::Fix_v4bx): New enum.
5621 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5622 (General_options::parse_fix_v4bx_interworking): New method.
5624 2010-01-22 Doug Kwan <dougkwan@google.com>
5626 * arm.cc (Arm_exidx_fixup): New class.
5628 2010-01-21 Doug Kwan <dougkwan@google.com>
5630 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5632 (Arm_exidx_section_offset_map): New type.
5634 2010-01-21 Doug Kwan <dougkwan@google.com>
5636 * arm.cc (Arm_exidx_input_section): New class.
5637 (Arm_relobj::exidx_input_section_by_link,
5638 Arm_relobj::exidx_input_section_by_shndx,
5639 Arm_relobj::make_exidx_input_section): New methods.
5640 (read_arm_attributes_section): Remove.
5641 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5642 information about them.
5643 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5646 2010-01-20 Doug Kwan <dougkwan@google.com>
5648 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5649 Input_section_specifier to Section_id.
5650 (Target_arm::new_arm_input_section: Adjust code for change of key
5652 (Target_arm::find_arm_input_section): Ditto.
5653 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5654 (Section_id): Remove.
5655 (Garbage_collection::Section_id_hash): Remove.
5656 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5657 (Section_id): Remove.
5658 (Icf::Section_id_hash): Remove.
5659 * object.h (Section_id, Const_section_id, Section_id_hash,
5660 Const_section_id_hash): New type definitions.
5661 * output.cc (Output_section::add_relaxed_input_section): Change to
5662 use Const_section_id instead of Input_section_specifier as key type.
5663 (Output_section::add_merge_input_section): Ditto.
5664 (Output_section::build_relaxation_map): Change to use Section_id
5665 instead of Input_section_specifier as key type.
5666 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5668 (Output_section::convert_input_sections_to_relaxed_sections): Change
5669 to use Const_section_id instead of Input_section_specifier as key type.
5670 (Output_section::find_merge_section): Ditto.
5671 (Output_section::find_relaxed_input_section): Ditto.
5672 * output.h (Input_section_specifier): Remove class.
5673 (Output_section::Output_section_data_by_input_section_map): Change
5674 key type to Const_section_id.
5675 (Output_section::Output_relaxed_input_section_by_input_section_map):
5677 (Output_section::Relaxation_map): Change key type to Section_id.
5679 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5681 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5682 (class Arm_v4bx_stub): New class.
5683 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5684 (Stub_factory::make_arm_v4bx_stub): New method.
5685 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5686 (Stub_table::empty): Handle v4bx stubs.
5687 (Stub_table::add_arm_v4bx_stub): New method.
5688 (Stub_table::find_arm_v4bx_stub): New method.
5689 (Arm_relocate_functions::v4bx): New method.
5690 (Target_arm::fix_v4bx): New method.
5691 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5692 (Stub_table::relocate_stubs): Likewise.
5693 (Stub_table::do_write): Likewise.
5694 (Stub_table::update_data_size_and_addralign): Likewise.
5695 (Stub_table::finalize_stubs): Likewise.
5696 (Target_arm::Scan::local): Likewise.
5697 (Target_arm::Scan::global): Likewise.
5698 (Target_arm::do_finalize_sections): Likewise.
5699 (Target_arm::Relocate::relocate): Likewise.
5700 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5702 (Target_arm::scan_reloc_for_stub): Likewise.
5703 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5705 2010-01-19 Ian Lance Taylor <iant@google.com>
5707 * output.cc (Output_section_headers::do_sized_write): Write large
5708 segment count to sh_info field.
5709 (Output_file_header::do_sized_write): For large segment count,
5710 write PN_XNUM to e_phnum field.
5712 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5714 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5715 (Arm_relocate_functions::thm_jump8): New function.
5716 (Arm_relocate_functions::thm_jump11): New function.
5717 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5719 (Target_arm::Scan::global): Likewise.
5720 (Target_arm::Relocate::relocate): Likewise.
5721 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5724 2010-01-14 Doug Kwan <dougkwan@google.com>
5726 * arm.cc (map, utility): Include headers.
5727 (Target_arm::apply_cortex_a8_workaround): New method.
5728 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5729 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5730 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5731 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5732 the --[no-]fix-cortex-a8 command line options.
5733 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5734 (Target_arm::relocate_stub): Use addend in instruction template.
5735 * options.h (DEFINE_bool): Set the user-set flag.
5736 (General_options): Add --[no-]-fix-cortex options.
5737 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5738 : Update fast look-up map after conversion.
5740 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5742 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5743 in the first pass of do_layout.
5745 2010-01-13 Doug Kwan <dougkwan@google.com>
5747 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5748 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5749 apparent compiler problem of not folding static constant integral
5750 data members of elfcpp::Elf_sizes<32>.
5752 2010-01-13 Doug Kwan <dougkwan@google.com>
5754 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5755 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5756 Arm_relobj::scan_section_for_cortex_a8_erratum,
5757 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5758 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5759 sections to scan for relocation stubs into a new method
5760 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5761 relocation and Cortex-A8 stub scanning.
5762 (Target_arm::do_relax): Force stubs to be after stubbed sections
5763 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5764 the beginning of a new relaxation pass. Update a comment.
5765 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5767 2010-01-12 Ian Lance Taylor <iant@google.com>
5769 * target-reloc.h (visibility_error): New inline function.
5770 (relocate_section): Call visibility_error.
5771 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5772 (MOSTLYCLEANFILES): Likewise.
5773 (protected_4_pic.o, protected_3.err): New targets.
5774 * testsuite/protected_4.cc: New file.
5776 2010-01-12 Doug Kwan <dougkwan@google.com>
5778 * arm.cc (Cortex_a8_reloc): New class.
5779 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5780 and cortex_a8_relocs_info_.
5781 (Target_arm::fix_cortex_a8): New method definition.
5782 (Target_arm::Cortex_a8_relocs_info): New type.
5783 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5784 New data member declarations.
5785 (Target_arm::scan_reloc_for_stub): Record information about
5786 relocations for THUMB branches that might be exempted from the
5787 Cortex-A8 workaround.
5788 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5789 at the beginning of a relaxation pass.
5791 2010-01-12 Doug Kwan <dougkwan@google.com>
5793 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5794 (Arm_relobj::Mapping_symbol_position,
5795 Arm_reloj::Mapping_symbol_position_less,
5796 Arm_relobj::Mapping_symbols_info): New types.
5797 (Target_arm::is_mapping_symbol_name): New method definition.
5798 (Arm_relobj::do_count_local_symbols): Save information about mapping
5801 2010-01-11 Doug Kwan <dougkwan@google.com>
5803 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5804 Arm_relocate_functions::thumb32_branch_upper,
5805 Arm_relocate_functions::thumb32_branch_lower,
5806 Arm_relocate_functions::thumb32_cond_branch_offset,
5807 Arm_relocate_functions::thumb32_cond_branch_upper,
5808 Arm_relocate_functions::thumb32_cond_branch_lower,
5809 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5810 branch offset encoding.
5811 (Arm_relocate_functions::thumb_branch_common): Use new branch
5812 offset encoding methods to avoid code duplication.
5813 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5814 (Stub_addend_reader::operator()): Use new branch encoding method
5815 to avoid code duplication.
5817 2010-01-11 Doug Kwan <dougkwan@google.com>
5819 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5820 (Target_arm::do_finalize_sections): Define special EXIDX section
5821 symbols only if referenced.
5822 * gc.h (Garbage_collection::add_reference): New method.
5823 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5826 2010-01-11 Ian Lance Taylor <iant@google.com>
5828 * script.cc (Version_script_info::build_expression_list_lookup):
5829 Change complaing about duplicate wildcard match from error to
5832 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5834 (Version_script_info::Version_script_info): Initialize globs_,
5835 default_version_, default_is_global_, and exact_. Don't
5836 initialize globals_ or locals_.
5837 (Version_script_info::build_lookup_tables): Build local symbols
5839 (Version_script_info::unquote): New function.
5840 (Version_script_info::add_exact_match): New function.
5841 (Version_script_info::build_expression_list_lookup): Remove lookup
5842 parameter. Add is_global parameter. Change all callers. Handle
5843 wildcard pattern specially. Unquote pattern. Call
5845 (Version_script_info::get_name_to_match): New function.
5846 (Version_script_info::get_symbol_version): New function.
5847 (Version_script_info::get_symbol_version_helper): Remove.
5848 (Version_script_info::check_unmatched_names): Call unquote.
5849 * script.h (class Version_script_info): Change get_symbol_version
5850 to be non-inline and add is_global parameter; change all callers.
5851 Rewrite symbol_is_local. Update declarations. Define struct
5852 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5853 Remove globals_ and locals_ members. Add exact_, globs_,
5854 default_version_, is_global_.
5855 (Version_script_info::Glob): Remove pattern, add expression and
5856 is_global. Update constructor. Change all callers.
5857 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5859 (Versions::symbol_section_contents): If a symbol is undefined, or
5860 defined in a dynamic object, set the version index to
5862 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5864 (Symbol_table::add_from_pluginobj): Likewise.
5865 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5867 2010-01-11 Doug Kwan <dougkwan@google.com>
5869 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5870 (incremental_dump_LDADD): Add linking option for libintl.
5871 * Makefile.in: Regenerate.
5873 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5876 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5878 * testsuite/Makefile.in: Regenerated.
5880 2010-01-10 Doug Kwan <dougkwan@google.com>
5882 * options.h (DEFINE_var): Use parentheses around argument varname__
5883 in macro body to avoid any unintended subsequent substitutions.
5885 2010-01-10 Ian Lance Taylor <iant@google.com>
5887 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5888 candidates before doing symbol resolution.
5890 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5891 ODR candidates if only one is weak.
5893 2010-01-08 Ian Lance Taylor <iant@google.com>
5895 * script.cc (Version_script_info::build_expression_list_lookup):
5896 Don't warn about ambiguous version, just record the ambiguity.
5897 (Version_script_info::get_symbol_version_helper): Give error if
5898 version is ambiguous.
5900 2010-01-08 Doug Kwan <dougkwan@google.com>
5902 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5903 prev_data_size_ and prev_addralign_. Remove initializer for
5904 deleted data member has_been_changed_.
5905 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5906 to determine if the table is empty.
5907 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5909 (Stub_table::add_reloc_stub): Define method in class definition
5910 instead of just declaring it there.
5911 (Stub_table::add_cortex_a8_stub): New method definition.
5912 (Stub_table::update_data_size_and_addralign): Ditto.
5913 (Stub_table::finalize_stubs): Ditto.
5914 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5915 (Stub_table::do_addralign_): Return address alignment in the
5916 (Stub_table::do_reset_address_and_file_offset): Define method in
5917 class definition instead of declaring it there. Set current data
5918 size to be the data size of the previous pass.
5919 (Stub_table::set_final_data_size): Use current data size as the
5921 (Stub_table::relocate_stub): Change parameter type of stub from
5922 Reloc_stub pointer to Stub pointer.
5923 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5924 (Stub_table::Cortex_a8_stub_list): New typedef.
5925 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5926 Stub_table::prev_addralign_): New data member.
5927 (Arm_relobj::Arm_relobj): Initialize data member
5928 section_has_cortex_a8_workaround_.
5929 (Arm_relobj::section_has_cortex_a8_workaround,
5930 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5932 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5934 (Target_arm::relocate_stub): Change parameter type of stub from
5935 Reloc_stub pointer to Stub pointer.
5936 (Insn_template::size, Insn_template::alignment): Handle
5937 THUMB16_SPECIAL_TYPE.
5938 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5939 Stub_table::update_data_size_and_addralign,
5940 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5942 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5943 (Stub_table::do_write): Ditto.
5944 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5946 2010-01-08 Ian Lance Taylor <iant@google.com>
5949 * symtab.h (class Symbol): Remove fields is_target_special_ and
5950 has_plt_offset_. Add field is_defined_in_discarded_section_.
5951 (Symbol::is_defined_in_discarded_section): New function.
5952 (Symbol::set_is_defined_in_discarded_section): New function.
5953 (Symbol::has_plt_offset): Rewrite.
5954 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5955 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5956 Don't initialize is_target_special_ or has_plt_offset_.
5957 Initialize is_defined_in_discarded_section_.
5958 (Symbol_table::add_from_relobj): If appropriate, set
5959 is_defined_in_discarded_section.
5960 * resolve.cc (Symbol::override_base_with_special): Don't test
5961 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5962 * target-reloc.h (relocate_section): Do special handling for
5963 symbols defined in discarded sections for global symbols as well
5966 2010-01-08 Ian Lance Taylor <iant@google.com>
5968 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5969 the SHT_SYMTAB case.
5971 2010-01-08 Ian Lance Taylor <iant@google.com>
5973 * object.cc (Sized_relobj::do_layout): Don't get confused if
5974 layout_eh_frame returns NULL.
5976 2010-01-08 Ian Lance Taylor <iant@google.com>
5979 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5980 dynamic symbol table, use the normal symbol table.
5981 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5984 2010-01-08 Ian Lance Taylor <iant@google.com>
5987 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5990 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5992 * version.cc (print_version): Change to "Copyright 2010".
5994 2010-01-08 Ian Lance Taylor <iant@google.com>
5998 * i386.cc (class Target_i386): Change return type of plt_section
6000 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6001 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6002 tls_desc_rel_ field.
6003 (Output_data_plt_i386::rel_tls_desc): New function.
6004 (Target_i386::rel_tls_desc_section): New function.
6005 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6006 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6007 R_386_TLS_DESC reloc in rel_tls_desc_section.
6008 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6009 Define struct Tlsdesc_info.
6010 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6011 (Target_x86_64::do_reloc_symbol_index): New function.
6012 (Target_x86_64::add_tlsdesc_info): New function.
6013 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6014 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6016 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6018 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6019 (Target_x86_64::rela_tlsdesc_section): New function.
6020 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6022 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6023 (Target_x86_64::do_reloc_addend): New function.
6024 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6025 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6026 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6027 (Output_reloc::type): New function.
6028 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6029 (Output_reloc::is_target_specific): New function.
6030 (Output_reloc::target_arg): New function.
6031 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6032 absolute relocs and target specific relocs.
6033 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6034 add_target_specific.
6035 (class Output_data_reloc) [SHT_RELA]: Likewise.
6036 * output.cc (Output_reloc::Output_reloc): Add four new versions
6037 for absolute relocs and target specific relocs.
6038 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6039 (Output_reloc::get_symbol_index): Likewise.
6040 (Output_reloc::local_section_offset): Check that local_sym_index_
6041 is not TARGET_CODE or 0.
6042 (Output_reloc::symbol_value): Likewise.
6043 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6045 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6046 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6048 * layout.cc (add_target_dynamic_tags): Use output section for
6049 DT_PLTRELSZ and DT_JMPREL.
6051 2010-01-07 Ian Lance Taylor <iant@google.com>
6054 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6056 (class Output_data_reloc_generic): Define.
6057 (class Output_data_reloc_base): Change base class to
6058 Output_data_reloc_generic. Change add() method to call
6059 bump_relative_reloc_count for a relative reloc. Remove
6061 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6063 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6064 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6066 * layout.h (class Layout): Update declaration.
6068 2010-01-07 Ian Lance Taylor <iant@google.com>
6070 * output.h (class Output_data): Add const version of
6071 output_section and do_output_section.
6072 (class Output_section_data): Add const version of
6074 (class Output_section): Likewise.
6075 * layout.cc (Layout::add_target_dynamic_tags): New function.
6076 * layout.h (class Layout): Update declarations.
6077 * arm.cc (Target_arm::do_finalize_sections): Use
6078 add_target_dynamic_tags.
6079 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6080 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6081 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6082 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6084 2010-01-07 Ian Lance Taylor <iant@google.com>
6087 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6090 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6091 Ian Lance Taylor <iant@google.com>
6094 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6095 Xindex::read_symtab_xindex.
6097 2010-01-07 Doug Kwan <dougkwan@google.com>
6099 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6100 (Insn_template::thumb16_bcond_insn): New method declaration.
6101 (Insn_template): Fix spelling.
6102 (Stub::thumb16_special): New method declaration.
6103 (Stub::do_write): Define virtual method which was previously pure
6105 (Stub::do_thumb16_special): New method declaration.
6106 (Stub::do_fixed_endian_write): New template member.
6107 (Reloc_stub::do_write): Remove.
6108 (Reloc_stub::do_fixed_endian_write): Remove.
6109 (Cortex_a8_stub): New class definition.
6110 (Stub_factory::make_cortex_a8_stub): New method definition.
6111 (Stub_factory::Stub_factory): Add missing static storage class
6112 qualifier for elf32_arm_stub_a8_veneer_blx.
6114 2010-01-07 Ian Lance Taylor <iant@google.com>
6117 * options.h (class General_options): Add --warn-unresolved-symbols
6118 and --error-unresolved-symbols.
6119 * errors.cc (Errors::undefined_symbol): Implement
6120 --warn-unresolved-symbols.
6122 * options.h (class General_options): Add -z text and -z textoff.
6123 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6125 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6127 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6128 (Garbage_collection::cident_sections): New function.
6129 (Garbage_collection::add_cident_section): New function.
6130 (Garbage_collection::cident_sections_): New member.
6131 (gc_process_relocs): Add references to sections whose names are C
6133 * gold.h (cident_section_start_prefix): New constant.
6134 (cident_section_stop_prefix): New constant.
6135 (is_cident): New function.
6136 * layout.cc (Layout::define_section_symbols): Replace string constants
6137 with the newly defined constants.
6138 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6140 * testsuite/Makefile.am: Add gc_orphan_section_test.
6141 * testsuite/Makefile.in: Regenerate.
6142 * testsuite/gc_orphan_section_test.cc: New file.
6143 * testsuite/gc_orphan_section_test.sh: New file.
6145 2010-01-06 Ian Lance Taylor <iant@google.com>
6148 * options.h (class General_options): Add --warn-shared-textrel.
6149 * layout.cc (Layout::finish_dynamic_section): Implement
6150 --warn-shared-textrel.
6153 * options.h (class General_options): Add --warn-multiple-gp.
6155 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6157 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6158 $(THREADSLIB) and $(LIBDL).
6159 * Makefile.in: Rebuild.
6161 2010-01-06 Ian Lance Taylor <iant@google.com>
6164 * options.cc (General_options::parse_section_start): New function.
6165 (General_options::section_start): New function.
6166 (General_options::General_options): Initialize all members.
6167 * options.h: Include <map>
6168 (class General_options): Add --section-start. Add section_starts_
6170 * layout.cc (Layout::attach_allocated_section_to_segment): If
6171 --section-start was used, set the address of the segment. Remove
6172 local sort_sections.
6173 (Layout::relaxation_loop_body): If the address of the load segment
6174 has been set by --section-start, don't use it.
6175 * output.h (Output_segment::update_flags_for_output_section): New
6177 * output.cc (Output_segment::add_output_section): Call
6178 update_flags_for_output_section.
6180 2010-01-05 Ian Lance Taylor <iant@google.com>
6183 * options.h (class General_options): Add --undefined-version.
6184 * script.cc (struct Version_expression): Add was_matched_by_symbol
6186 (Version_script_info::matched_symbol): New function.
6187 (Version_script_info::get_symbol_version_helper): Call
6189 (Version_script_info::check_unmatched_names): New function.
6190 * script.h (class Version_script_info): Update declarations.
6191 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6193 * options.h (class General_options): Use DEFINE_bool_alias for
6194 allow_multiple_definition.
6195 * resolve.cc (Symbol_table::should_override): Don't test
6196 allow_multiple_definition.
6199 * options.h (class General_options): Add --cref.
6200 * main.cc (main): Print cref table if --cref. Don't close mapfile
6201 until after printing cref table.
6202 * cref.cc: Include "symtab.h".
6203 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6204 (Cref_table_compare::operator()): New function.
6205 (Cref_inputs::gather_cref): New function.
6206 (filecol): New static const.
6207 (Cref_inputs::print_cref): New function.
6208 (Cref::print_cref): New function.
6209 * cref.h: Include <cstdio>.
6210 (class Cref): Update declarations.
6211 * mapfile.h (Mapfile::file): New function.
6212 * object.h (class Object): Define Symbols. Declare virtual
6213 do_get_global_symbols.
6214 (Object::get_global_symbols): New function.
6215 * object.cc (Input_objects::add_object): Pass object to cref_ if
6217 (Input_objects::archive_start): Likewise.
6218 (Input_objects::archive_stop): Likewise.
6219 (Input_objects::print_cref): New function.
6220 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6221 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6223 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6225 * plugin.h (class Sized_pluginobj): Update declarations.
6227 2010-01-05 Ian Lance Taylor <iant@google.com>
6229 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6230 to is_default_version. Rename insdef to insdefault.
6231 (Symbol_table::add_from_relobj): Rename def to is_default_version
6232 and local to is_forced_local.
6233 (Symbol_table::add_from_pluginobj): Likewise.
6234 (Symbol_table::add_from_dynobj): Likewise.
6235 (Symbol_table::define_special_symbol): Rename insdef to
6238 2010-01-04 Ian Lance Taylor <iant@google.com>
6241 * options.h (class General_options): Add
6242 --allow-multiple-definition and -z muldefs.
6243 * resolve.cc (Symbol_table::should_override): Don't warn about a
6244 multiple symbol definition if --allow-multiple-definition or -z
6248 * options.h (class General_options): Add --add-needed and
6249 --copy-dt-needed-entries. Tweak --as-needed help entry.
6250 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6251 error if --copy-dt-needed-entries aka --add-needed is used and
6252 would cause a change in behaviour.
6255 * options.h (class General_options): Add -G as a short version of
6256 --shared. Add no-op options -assert, -g, and -i.
6258 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6260 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6261 check for .text or .gnu.linkonce.t sections.
6262 * icf.cc (Icf::find_identical_sections): Ditto.
6263 Change the detection for mangled function name within the section
6265 * icf.h (is_section_foldable_candidate): New function.
6267 2009-12-30 Ian Lance Taylor <iant@google.com>
6270 * options.h (class General_options): Permit two dashes with
6271 --retain-symbols-file.
6273 2009-12-30 Ian Lance Taylor <iant@google.com>
6276 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6277 don't put the file header and segment headers in the text
6281 * common.cc (Sort_commons::operator()): Stabilize sort when both
6283 (Symbol_table::do_allocate_commons_list): When allocating common
6284 symbols, skip a symbol which is no longer common.
6285 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6286 an object before checking its type.
6287 * testsuite/common_test_2.c: New file.
6288 * testsuite/common_test_3.c: New file.
6289 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6290 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6291 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6292 (common_test_2_pic.o, common_test_2.so): New targets.
6293 (common_test_3_pic.o, common_test_3.so): New targets.
6294 * testsuite/Makefile.in: Rebuild.
6297 * script.cc (read_input_script): If we see a new SECTIONS clause,
6298 and we have added an input section, give an error.
6299 * layout.h (class Layout): Add have_added_input_section function.
6300 Add have_added_input_section_ field.
6301 * layout.cc (Layout::Layout): Initialize
6302 have_added_input_section_.
6303 (Layout::layout): Set have_added_input_section_.
6304 (Layout::layout_eh_frame): Likewise.
6306 2009-12-30 Ian Lance Taylor <iant@google.com>
6309 * options.h (class General_options): Add --sort-common option.
6310 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6311 * common.cc (Sort_common): Add sort_order parameter to
6312 constructor. Add sort_order_ field.
6313 (Sort_commons::operator): Check sort_order_.
6314 (Symbol_table::allocate_commons): Determine the sort order.
6315 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6317 (Symbol_table::do_allocate_commons_list): Likewise.
6319 2009-12-30 Ian Lance Taylor <iant@google.com>
6322 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6323 symbols from this object, don't change the visibility of an
6325 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6327 2009-12-30 Ian Lance Taylor <iant@google.com>
6330 * script.h (class Version_script_info): Define Language enum.
6331 Update declarations. Define Glob, Exact, and Lookup types. Add
6332 new fields globals_, locals_, and is_finalized_.
6333 * script.cc: Various formatting fixes.
6334 (class Parser_closure): Change language_stack_ from a vector of
6335 std::string to one of Version_script_info::Language. Adjust all
6337 (class Lazy_demangler): Remove.
6338 (struct Version_expression): Change language from std::string to
6339 Version_script_info::Language.
6340 (Version_script_info::Version_script_info): New function.
6341 (Version_script_info::~Version_script_info): Don't call clear.
6342 (Version_script_info::finalize): New function.
6343 (Version_script_info::build_lookup_tables): New function.
6344 (Version_script_info::build_expression_list_lookup): New
6346 (Version_script_info::get_symbol_version_helper): Rewrite to use
6348 (Version_script_info::print_expression_list): Adjust to use
6349 Version_script_info::Language.
6350 (script_push_lex_into_version_mode): Check that the version script
6351 has not been finalized.
6352 (version_script_push_lang): Change language string to
6353 Version_script_info::Language.
6354 * options.cc (Command_line::version_script): New function.
6355 * options.h (class General_options): Add finalize_dynamic_list
6356 function. Change version_script from declaration to definition.
6357 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6358 * testsuite/version_script.map: Remove duplicate def of foo.
6359 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6361 * testsuite/Makefile.in: Rebuild.
6363 2009-12-30 Ian Lance Taylor <iant@google.com>
6366 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6367 if the input symbol index is 0, make the output symbol index 0.
6369 2009-12-30 Ian Lance Taylor <iant@google.com>
6372 * options.h (class General_options): Add -x/--discard-all.
6373 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6374 --discard-all. If the local symbol needs a dynamic entry, check
6375 that before handling --discard-locals.
6377 2009-12-30 Ian Lance Taylor <iant@google.com>
6380 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6382 (Output_segment::add_output_section): Don't change the flags if
6386 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6387 GNU hash table if they need a dynamic value. Otherwise, don't add
6388 them if they are defined in a dynamic object or are forced local.
6390 2009-12-29 Ian Lance Taylor <iant@google.com>
6393 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6394 .gnu.hash table for a 32-bit target.
6397 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6398 regular and a dynamic object only needs a dynamic symbol table
6399 entry if it is externally visible.
6402 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6403 constructor. Add global_offset_table_ field.
6404 (Target_i386::got_section): Set global_offset_table_.
6405 (Target_i386::do_finalize_sections): Set global_offset_table_
6407 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6408 in constructor. Add global_offset_table_ field.
6409 (Target_x86_64::got_section): Set global_offset_table_.
6410 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6413 * layout.cc (Layout::Layout): Initialize increase_relro_.
6414 (Layout::get_output_section): Add is_relro, is_last_relro, and
6415 is_first_non_relro parameters. Change all callers.
6416 (Layout::choose_output_section): Likewise.
6417 (Layout::add_output_section_data): Likewise.
6418 (Layout::make_output_section): Likewise.
6419 (Layout::set_segment_offsets): Clear increase_relro when using a
6421 * layout.h (class Layout): Add increase_relro method. Add
6422 increase_relro_ field. Update declarations.
6423 * output.cc (Output_section::Output_section): Initialize
6424 is_last_relro_ and is_first_non_relro_.
6425 (Output_segment::add_output_section): Group relro sections is
6426 do_sort is true. Handle is_last_relro and is_first_non_relro.
6427 (Output_segment::maximum_alignment): Remove relro handling.
6428 (Output_segment::set_section_addresses): Add increase_relro
6429 parameter. Change all callers. Add initial alignment to align
6430 relro sections on separate page. Remove old relro handling.
6431 (Output_segment::set_section_list_addresses): Remove in_relro
6432 parameter. Change all callers.
6433 (Output_segment::set_offset): Add increase parameter. Change all
6434 callers. Remove old relro handling.
6435 * output.h (class Output_section): Add new methods: is_last_relro,
6436 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6437 Add is_last_relro_ and is_first_non_relro_ fields.
6438 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6439 Create separate .got.plt section. Call increase_relro.
6440 * x86_64.cc (Target_x86_64::got_section): Likewise.
6441 * testsuite/relro_script_test.t: Add .got.plt.
6444 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6445 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6446 (Layout::finalize): Call set_dynamic_symbol_size.
6447 (Layout::set_dynamic_symbol_size): New function.
6448 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6449 set_dynamic_symbol_size.
6452 * output.h (class Output_section): Add is_entsize_zero_ field.
6453 * output.cc (Output_section::Output_section): Initialize
6455 (Output_section::set_entsize): If two different entsizes are
6456 requested, force it to zero.
6457 (Output_section::add_input_section): Set flags for .debug_str
6458 before updating section flags. Set entsize.
6459 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6460 and SHF_STRING if all input sections have those flags.
6462 2009-12-29 Rafael Espindola <espindola@google.com>
6464 * main.cc (main): Fix the sys time reporting.
6465 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6468 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6470 * options.cc (General_options::parse_version): Allow -v to exit
6471 without an error if there is nothing to link.
6473 2009-12-29 Ian Lance Taylor <iant@google.com>
6475 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6476 using a version of gcc before 4.1.
6477 * configure: Rebuild.
6479 2009-12-28 Chris Demetriou <cgd@google.com>
6481 * attributes.cc (Output_attributes_section_data::do_write): Use
6482 std::vector::front rather than std::vector::data.
6484 2009-12-28 Ian Lance Taylor <iant@google.com>
6486 * symtab.h (class Symbol_table): Add enum Defined.
6487 * resolve.cc (Symbol_table::should_override): Add defined
6488 parameter. Change all callers. Test whether object is NULL
6489 before calling a method on it.
6490 (Symbol_table::report_resolve_problem): Add defined parameter.
6492 (Symbol_table::should_override_with_special): Likewise.
6493 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6494 parameter. Change all callers.
6495 (Symbol_table::do_define_in_output_data): Likewise.
6496 (Symbol_table::define_in_output_segment): Likewise.
6497 (Symbol_table::do_define_in_output_segment): Likewise.
6498 (Symbol_table::define_as_constant): Likewise.
6499 (Symbol_table::do_define_as_constant): Likewise.
6500 * script.h (class Symbol_assignment): Add is_defsym parameter to
6501 constructor; change all callers.
6502 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6503 parameter. Change all callers. Add is_defsym_ field.
6504 (class Parser_closure): Add parsing_defsym parameter to
6505 constructor; change all callers. Add parsing_defsym accessor
6506 function. Add parsing_defsym_ field.
6508 2009-12-28 Ian Lance Taylor <iant@google.com>
6510 * gold.cc (queue_middle_tasks): Fix formatting.
6511 * object.cc (Relobj::is_section_name_included): Likewise.
6513 2009-12-23 Ian Lance Taylor <iant@google.com>
6515 * i386.cc (Target_i386::do_calls_non_split): Recognize
6516 -fsplit-stack prologue for a function with a static chain.
6517 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6518 -fsplit-stack prologue when using %r11.
6520 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6522 * options.cc (General_options::parse_version): Make -v continue and do
6523 the link like GNU ld does.
6525 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6527 * Makefile.am (CCFILES): Add timer.cc.
6528 (HFILES): Add timer.h.
6529 * configure.ac: Check for sysconf and times.
6530 * main.cc: include timer.h.
6531 (main): Use Timer instead of get_run_time.
6534 * workqueue.cc: include timer.h.
6535 (Workqueue::find_and_run_task):
6536 Report user, sys and wall time.
6537 * Makefile.in: Regenerate.
6538 * config.in: Regenerate.
6539 * configure: Regenerate.
6541 2009-12-16 Doug Kwan <dougkwan@google.com>
6543 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6545 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6546 relaxed input sections.
6547 * output.cc (Output_section::find_relaxed_input_section): Change
6548 return type to Output_relaxed_input_section pointer. Adjust code
6549 for new type of relaxed_input_section_map_.
6550 * output.h (Output_section::find_relaxed_input_section): Change
6551 return type to Output_relaxed_input_section pointer.
6552 (Output_section::Output_relaxed_input_section_by_input_section_map):
6554 (Output_section::relaxed_input_section_map_): Change type to
6555 Output_section::Output_relaxed_input_section_by_input_section_map.
6556 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6559 2009-12-15 Ian Lance Taylor <iant@google.com>
6561 * layout.cc (Layout::create_shstrtab): Only write out after input
6562 sections if we are compressing debug sections.
6564 2009-12-15 Ian Lance Taylor <iant@google.com>
6566 * archive.cc (Archive::add_symbols): Only look up a symbol without
6567 a version if there is, in fact, a version.
6569 2009-12-14 Ian Lance Taylor <iant@google.com>
6571 Revert -Wshadow changes, all changes from:
6572 2009-12-11 Doug Kwan <dougkwan@google.com>
6573 2009-12-11 Nick Clifton <nickc@redhat.com>
6574 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6576 2009-12-11 Doug Kwan <dougkwan@google.com>
6578 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6580 * attributes.cc (Object_attribute::size): Ditto.
6581 (Attributes_section_data::size): Ditto.
6582 (Attributes_section_data::Attributes_section_data): Ditto.
6583 (Output_attributes_section_data::do_write): Ditto.
6584 * attributes.h (Object_attribute::set_type): Ditto.
6585 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6587 2009-12-11 Nick Clifton <nickc@redhat.com>
6589 * archive.cc: Fix shadowed variable warnings.
6591 * compressed_output.cc: Likewise.
6592 * compressed_output.h: Likewise.
6593 * configure: Likewise.
6594 * dwarf_reader.cc: Likewise.
6595 * dynobj.cc: Likewise.
6596 * dynobj.h: Likewise.
6597 * ehframe.cc: Likewise.
6598 * ehframe.h: Likewise.
6599 * errors.cc: Likewise.
6600 * expression.cc: Likewise.
6601 * fileread.cc: Likewise.
6602 * fileread.h: Likewise.
6603 * freebsd.h: Likewise.
6604 * i386.cc: Likewise.
6606 * incremental.h: Likewise.
6607 * layout.cc: Likewise.
6608 * layout.h: Likewise.
6609 * mapfile.cc: Likewise.
6610 * merge.cc: Likewise.
6611 * merge.h: Likewise.
6612 * object.cc: Likewise.
6613 * object.h: Likewise.
6614 * options.h: Likewise.
6615 * output.cc: Likewise.
6616 * output.h: Likewise.
6617 * parameters.cc: Likewise.
6618 * plugin.cc: Likewise.
6619 * powerpc.cc: Likewise.
6620 * reduced_debug_output.cc: Likewise.
6621 * reduced_debug_output.h: Likewise.
6622 * reloc.cc: Likewise.
6623 * reloc.h: Likewise.
6624 * resolve.cc: Likewise.
6625 * script-sections.cc: Likewise.
6626 * script.cc: Likewise.
6627 * script.h: Likewise.
6628 * sparc.cc: Likewise.
6629 * symtab.cc: Likewise.
6630 * symtab.h: Likewise.
6631 * target-select.cc: Likewise.
6632 * target-select.h: Likewise.
6633 * token.h: Likewise.
6634 * workqueue.cc: Likewise.
6635 * workqueue.h: Likewise.
6636 * x86_64.cc: Likewise.
6638 2009-12-10 Doug Kwan <dougkwan@google.com>
6640 * arm.cc (attributes.h): New include.
6641 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6642 (Arm_relobj::~Arm_relobj): Delete object pointed by
6643 attributes_section_data_.
6644 (Arm_relobj::attributes_section_data): New method definition.
6645 (Arm_relobj::attributes_section_data_): New data member declaration.
6646 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6647 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6648 attributes_section_data_.
6649 (Arm_dynobj::attributes_section_data): New method definition.
6650 (Arm_dynobj::attributes_section_data_): New data member declaration.
6651 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6652 initialization value of may_use_blx_ to false.
6653 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6654 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6655 object attributes to compute results instead of hard-coding.
6656 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6657 Target_arm::get_secondary_compatible_arch,
6658 Target_arm::set_secondary_compatible_arch
6659 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6660 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6661 New method declarations.
6662 (Target_arm::get_aeabi_object_attribute): New method definition.
6663 (Target_arm::attributes_section_data_): New data member declaration.
6664 (read_arm_attributes_section): New template definition.
6665 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6666 (Arm_dynobj::do_read_symbols): Ditto.
6667 (Target_arm::do_finalize_sections): Merge attributes sections from
6668 input. Check for BLX use after attributes section merging.
6669 Fix __exidx_start and __exidx_end visibility. Create an
6670 .ARM.attributes section if necessary.
6671 (Target_arm::get_secondary_compatible_arch,
6672 Target_arm::set_secondary_compatible_arch,
6673 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6674 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6675 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6676 New method definitions.
6678 2009-12-09 Ian Lance Taylor <iant@google.com>
6680 * plugin.cc (Plugin::load): Don't cast from void* to a function
6683 2009-12-09 Ian Lance Taylor <iant@google.com>
6685 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6688 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6690 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6691 Replace two_file_shared_1.so with two_file_shared_2.so.
6692 * testsuite/Makefile.in: Regenerated.
6694 2009-12-08 Doug Kwan <dougkwan@google.com>
6696 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6697 (HFILES): Add attributes.h and int_encoding.h.
6698 * Makefile.in: Regenerate.
6699 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6700 function definitions to int_encoding.cc
6701 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6702 prototypes to int_encoding.h
6703 * reduced_debug_output.cc (int_encoding.h): New include.
6704 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6705 function definitions to int_encoding.cc
6706 (insert_into_vector, read_from_pointer): Move template definitions to
6708 * attributes.cc: New file.
6709 * attributes.h: New file.
6710 * int_encoding.cc: New file.
6711 * int_encoding.h: New file.
6713 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6716 * incremental-dump.cc (dump_incremental_inputs): New.
6717 (main): Use dump_incremental_inputs.
6719 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6722 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6723 checking elfcpp::STT_FUNC.
6724 (Target_i386::Relocate::relocate): Likewise.
6725 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6727 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6728 symbols from shared libraries into normal FUNC symbols.
6730 * symtab.h (Symbol): Add is_func and use it.
6732 2009-12-05 Doug Kwan <dougkwan@google.com>
6734 * arm.cc (Target_arm::arm_info): Initialize new fields
6735 attributes_section and attributes_vendor.
6736 * i386.cc (Target_i386::i386_info): Same.
6737 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6738 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6739 fields attributes_section and attributes_vendor.
6740 * sparc.cc (Target_sparc::sparc_info): Same.
6741 * target.h (Target::attributes_section, Target::attributes_vendor,
6742 Target::is_attributes_section, Target::attribute_arg_type,
6743 Target::attributes_order): New method definitions.
6744 (Target::Target_info::attributes_section,
6745 Target::Target_info::attributes_vendor): New fields.
6746 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6747 virtual method definitions.
6748 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6749 attributes_section and attributes_vendor.
6750 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6752 2009-12-05 Doug Kwan <dougkwan@google.com>
6754 * arm.cc: Update comments about interworking and stub generation.
6755 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6756 considered as non-PIC.
6757 (Arm_relocate_functions::base_abs): Fix formatting.
6758 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6759 of function to use GOT entry address instead of offset.
6760 (Target_arm::Scan::global): Issue an error if a symbol would need a
6761 PLT does not get one because it is untyped. Remove code to create
6762 dynamic symbols for relative branches.
6763 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6764 takes unsigned integer instead of boolean.
6766 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6768 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6769 (two_file_test_LDADD): Likewise.
6770 (common_test_1_LDADD): Likewise.
6771 (exception_test_LDADD) Likewise.
6772 (weak_test_LDADD): Likewise.
6773 (many_sections_test_LDADD): Likewise.
6774 (initpri1_LDADD): Likewise.
6775 (script_test_1_LDADD): Likewise.
6776 (script_test_2_LDADD): Likewise.
6777 (justsyms_LDADD): Likewise.
6778 (binary_test_LDADD): Likewise.
6779 (large_LDADD): Likewise.
6780 * testsuite/Makefile.in: Regenerated.
6782 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6784 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6785 (Symbol_table::override_with_special): Likewise.
6786 (Symbol_table::add_from_object): Likewise.
6788 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6790 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6791 Don't set the data_offset twice.
6793 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6795 * testsuite/Makefile.in: Regenerate.
6797 2009-12-03 Doug Kwan <dougkwan@google.com>
6799 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6800 (Target_arm::do_finalize_sections): Add parameter for symbol table
6801 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6802 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6803 parameter for symbol table pointer.
6804 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6805 an additional parameter for a pointer to symbol table.
6806 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6807 parameter for a symbol table pointer.
6808 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6809 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6811 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6812 parameter for a symbol table pointer.
6814 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6816 * incremental.cc (Incremental_inputs_header)
6817 (Incremental_inputs_header_write, Incremental_inputs_entry)
6818 (Incremental_inputs_entry_write): Move ...
6819 * incremental.h (Incremental_inputs_header)
6820 (Incremental_inputs_header_write, Incremental_inputs_entry)
6821 (Incremental_inputs_entry_write): here.
6823 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6825 * incremental.cc (make_sized_incremental_binary): Set the target.
6826 Error if it is incompatible.
6827 * output.h (Output_file): Add filename method.
6829 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6831 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6832 from the get_* methods.
6834 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6836 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6837 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6838 Write 0 for the data_offset of scripts.
6840 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6842 * testsuite/Makefile.am: Add the incremental_test.sh test.
6843 * testsuite/incremental_test.sh: New.
6844 * testsuite/incremental_test_1.c: New.
6845 * testsuite/incremental_test_2.c: New.
6847 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6849 * incremental-dump.cc (main): Fix typos.
6851 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6854 * incremental-dump.cc (main): Use llu to print 64 bit values.
6856 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6857 H.J. Lu <hongjiu.lu@intel.com>
6859 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6861 (incremental_dump_LDADD): Likewise.
6862 * Makefile.in: Regenerated.
6864 2009-11-25 Doug Kwan <dougkwan@google.com>
6868 2009-11-25 Doug Kwan <dougkwan@google.com>
6870 * arm.cc (Target_arm::Target_arm): Move method definition
6871 outside of class definition. Add code to handle
6872 --target1-rel, --target1-abs and --target2= options.
6873 (Target_arm::get_reloc_reloc_type): Change method to be
6874 non-static and const.
6875 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6876 New data member declaration.
6877 (Target_arm::Scan::local, Target_arm::Scan::global,
6878 Target_arm::Relocate::relocate,
6879 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6880 Adjust call to Target_arm::get_real_reloc_type.
6881 (Target_arm::get_real_reloc_type): Use command line options
6882 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6883 * options.h (--target1-rel, --target1-abs, --target2): New
6886 2009-11-25 Doug Kwan <dougkwan@google.com>
6888 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6889 class definition. Add code to handle --target1-rel, --target1-abs
6890 and --target2= options.
6891 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6893 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6895 (Target_arm::Scan::local, Target_arm::Scan::global,
6896 Target_arm::Relocate::relocate,
6897 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6898 call to Target_arm::get_real_reloc_type.
6899 (Target_arm::get_real_reloc_type): Use command line options to
6900 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6901 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6904 2009-11-25 Doug Kwan <dougkwan@google.com>
6906 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6907 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6908 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6910 (Arm_relocate_functions::thm_call): Replace body with a call to
6911 Arm_relocate_functions::thumb_branch_common.
6912 (Arm_relocate_functions::thm_jump24,
6913 Arm_relocate_functions::thm_xpc22): New method definitions.
6914 (Arm_relocate_functions::thumb_branch_common): New method definition.
6915 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6917 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6918 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6920 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6922 * Makefile.am: Build incremental-dump
6923 * Makefile.in: Regenerate.
6924 * incremental-dump.cc: New.
6925 * incremental.cc (Incremental_inputs_header_data,
6926 Incremental_inputs_entry_data): Move to incremental.h
6927 * incremental.h: (Incremental_inputs_header_data,
6928 Incremental_inputs_entry_data): Move from incremental.cc
6930 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6932 * incremental.cc (Incremental_inputs_header,
6933 Incremental_inputs_header_write, Incremental_inputs_entry,
6934 Incremental_inputs_entry_write): Add a typedef with the data type.
6936 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6938 * incremental.cc (Incremental_inputs_header,
6939 Incremental_inputs_header_write, Incremental_inputs_entry,
6940 Incremental_inputs_entry_write): Update comment about which
6941 type has the filed descriptions.
6943 2009-11-15 Doug Kwan <dougkwan@google.com>
6945 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6946 (Arm_relocate_functions::arm_branch_common): Change method defintion
6947 in class definition to a method declaration and update list of formal
6949 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6950 Arm_relocation_functions::jump24): Adjust call to
6951 Arm_relocate_functions::arm_branch_common. Update list of formal
6953 (Arm_relocate_functions::xpc25): New method definition.
6954 (Arm_relocate_functions::arm_branch_common): Move method defintion
6955 out from class definition. Use stubs for mode-switching and extending
6957 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6958 specially. Change code to enable use of stubs in ARM branches.
6960 2009-11-10 Doug Kwan <dougkwan@google.com>
6962 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6963 in method declaration.
6964 (Target_arm::relocate_stub): New method declaration.
6965 (Target_arm::default_target): Change to return a pointer instead of
6967 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6968 Target_arm::default_target.
6969 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6971 (Target_arm::relocate_section): Adjust view.
6972 (Target_arm::relocate_stub): New method definition.
6974 2009-11-10 Doug Kwan <dougkwan@google.com>
6976 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6978 * incremental.cc (open_incremental_binary): Initialized local
6979 variables to avoid warnings.
6980 * object.cc (make_elf_object): Ditto.
6981 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6984 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6987 * testsuite/plugin_test.c: Include "config.h".
6989 2009-11-09 Doug Kwan <dougkwan@google.com>
6991 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6992 (arm_symbol_value): Remove.
6993 (Arm_relocate_functions::arm_branch_common,
6994 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6995 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6996 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6997 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6998 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6999 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7000 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7001 Arm_relocate_functions::thm_mobw_abs_nc,
7002 Arm_relocate_functions::thm_mov_abs,
7003 Arm_relocate_functions::movw_prel_nc,
7004 Arm_relocate_functions::thm_movt_abs,
7005 Arm_relocate_functions::movt_prel,
7006 Arm_relocate_functions::thm_movw_prel_nc,
7007 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7008 (Target_arm::Relocate::relocate): Only decompose address into two
7009 parts if relocation type uses the thumb-bit and pass the actual
7010 bit instead of a flag indicating that the thumb-bit is used. Adjust
7011 calls to methods in Arm_relocate_functions for this change.
7013 2009-11-08 Ian Lance Taylor <iant@google.com>
7016 * reloc.cc: Instantiate
7017 Sized_relobj::initialize_input_to_output_maps and
7018 Sized_relobj:free_input_to_output_maps.
7020 2009-11-06 Ian Lance Taylor <iant@google.com>
7023 * defstd.cc (in_segment): Set only_if_ref true for "end".
7025 2009-11-06 Doug Kwan <dougkwan@google.com>
7027 * arm.cc (class Reloc_stub): Correct a comment.
7028 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7029 (Target_arm::scan_section_for_stubs): New method declaration.
7030 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7031 Change methods from private to protected.
7032 (Target_arm::do_may_relax): New method definition.
7033 (Target_arm::do_relax, Target_arm::group_sections,
7034 Target_arm::scan_reloc_for_stub,
7035 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7036 (Target_arm::arm_input_section_map_): New data member declaration.
7037 (Target_arm::scan_reloc_for_stub,
7038 Target_arm::scan_reloc_section_for_stubs,
7039 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7040 Target_arm::do_relax): New method definitions.
7042 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7044 * configure.ac: Check for (struct stat)::st_mtim
7045 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7046 * config.in: Regenerate.
7047 * configure: Regenerate.
7049 2009-11-05 Ian Lance Taylor <iant@google.com>
7052 * output.cc (Output_segment::add_output_section): Add missing
7055 2009-11-04 Ian Lance Taylor <iant@google.com>
7058 * object.h (class Object): Add is_needed and set_is_needed
7059 methods. Add is_needed_ field. Make bool fields into bitfields.
7060 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7061 defined in a dynamic object and referenced by a regular object,
7062 set is_needed for the dynamic object.
7063 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7064 if the file is marked with as_needed and it is not needed.
7066 2009-11-04 Ian Lance Taylor <iant@google.com>
7069 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7070 tags if data is discarded by linker script.
7071 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7072 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7073 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7074 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7076 2009-11-04 Ian Lance Taylor <iant@google.com>
7078 * layout.cc (Layout::get_output_section): Add is_interp and
7079 is_dynamic_linker_section parameters. Change all callers.
7080 (Layout::choose_output_section): Likewise.
7081 (Layout::make_output_section): Likewise.
7082 (Layout::add_output_section_data): Add is_dynamic_linker_section
7083 parameter. Change all callers.
7084 * layout.h (class Layout): Update declarations.
7085 * output.h (class Output_section): Add is_interp, set_is_interp,
7086 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7087 Add is_interp_, is_dynamic_linker_section_ fields. Change
7088 generate_code_fills_at_write_ to a bitfield.
7089 * output.cc (Output_section::Output_sections): Initialize new
7091 (Output_segment::add_output_section): Add do_sort parameter.
7094 2009-11-03 Ian Lance Taylor <iant@google.com>
7097 * options.h (class General_options): Add --warn-common.
7098 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7099 merging two common symbols.
7100 (Symbol_table::should_override): Handle --warn-common when merging
7101 a common symbol with a defined symbol. Use report_resolve_problem
7102 for multiple definitions.
7103 (Symbol_table::report_resolve_problem): New function.
7104 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7106 2009-11-03 Doug Kwan <dougkwan@google.com>
7108 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7110 (Target_arm::stub_factory): New method definition.
7111 (Target_arm::new_arm_input_section,
7112 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7113 Target_arm::reloc_uses_thumb_bit): New method declarations.
7114 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7115 New type definitions.
7116 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7117 member declarations.
7118 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7119 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7120 New method definitions.
7122 2009-11-03 Ian Lance Taylor <iant@google.com>
7124 * options.h (class General_options): Add --warn_constructors.
7126 2009-11-03 Ian Lance Taylor <iant@google.com>
7129 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7130 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7132 2009-11-03 Ian Lance Taylor <iant@google.com>
7135 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7136 --msgid-bugs-address.
7137 (install-pdf): New target.
7138 (install-data_yes): Look up one directory to find mkinstalldirs.
7140 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7142 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7145 2009-10-30 Doug Kwan <dougkwan@google.com>
7147 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7149 2009-10-30 Doug Kwan <dougkwan@google.com>
7151 * arm.cc (Stub_addend_reader): New struct template definition
7152 and partial specializations.
7153 (Stub_addend_reader::operator()): New method definition for a
7154 partially specialized template.
7156 2009-10-30 Doug Kwan <dougkwan@google.com>
7158 * arm.cc (Arm_relobj::processor_specific_flags): New method
7160 (Arm_relobj::do_read_symbols): New method declaration.
7161 (Arm_relobj::processor_specific_flags_): New data member declaration.
7162 (Arm_dynobj): New class definition.
7163 (Target_arm::do_finalize_sections): Add input_objects parameter.
7164 (Target_arm::do_adjust_elf_header): New method declaration.
7165 (Target_arm::are_eabi_versions_compatible,
7166 (Target_arm::merge_processor_specific_flags): New method declaration.
7167 (Target_arm::do_make_elf_object): New overloaded method definitions
7169 (Arm_relobj::do_read_symbols): New method definition.
7170 (Arm_dynobj::do_read_symbols): Ditto.
7171 (Target_arm::do_finalize_sections): Add input_objects parameters.
7172 Merge processor-specific flags from all input objects.
7173 (Target_arm::are_eabi_versions_compatible,
7174 Target_arm::merge_processor_specific_flags,
7175 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7176 New method definitions.
7177 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7178 Input_objects pointer type parameter.
7179 * layout.cc (Layout::finalize): Pass input objects to target's.
7180 finalize_sections function.
7181 * output.cc (Output_file_header::do_sized_write): Set ELF file
7182 header's processor-specific flags.
7183 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7184 Input_objects pointer type parameter.
7185 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7186 * target.h (Input_objects): New forward class declaration.
7187 (Target::processor_specific_flags,
7188 Target::are_processor_specific_flags_sect): New method definitions.
7189 (Target::finalize_sections): Add input_objects parameter.
7190 (Target::Target): Initialize processor_specific_flags_ and
7191 are_processor_specific_flags_set_.
7192 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7194 (Target::set_processor_specific_flags): New method definition.
7195 (Target::processor_specific_flags_,
7196 Target::are_processor_specific_flags_set_): New data member
7198 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7199 Input_objects pointer type parameter.
7201 2009-10-30 Doug Kwan <dougkwan@google.com>
7203 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7205 2009-10-28 Ian Lance Taylor <iant@google.com>
7207 * object.h (class Relobj): Drop options parameter from
7208 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7209 do_scan_relocs, do_relocate. Change all callers.
7210 (class Sized_relobj): Drop options parameters from
7211 do_gc_process_relocs, do_scan_relocs, do_relocate,
7212 do_relocate_sections, relocate_sections, emit_relocs_scan,
7213 emit_relocs_scan_reltype. Change all callers.
7214 (struct Relocate_info): Remove options field and all references to
7216 * reloc.h (class Read_relocs): Remove options constructor
7217 parameter and options_ field. Change all callers.
7218 (class Gc_process_relocs, class Scan_relocs): Likewise.
7219 (class Relocate_task): Likewise.
7220 * target-reloc.h (scan_relocs): Remove options parameter. Change
7222 (scan_relocatable_relocs): Likewise.
7223 * target.h (class Sized_target): Remove options parameter from
7224 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7226 * gc.h (gc_process_relocs): Remove options parameter. Change all
7228 * arm.cc: Update functions to remove options parameters.
7229 * i386.cc: Likewise.
7230 * powerpc.cc: Likewise.
7231 * sparc.cc: Likewise.
7232 * x86_64.cc: Likewise.
7233 * testsuite/testfile.cc: Likewise.
7235 2009-10-28 Doug Kwan <dougkwan@google.com>
7237 * arm.cc (Arm_relobj): New class definition.
7238 (Arm_relobj::scan_sections_for_stubs,
7239 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7240 New method definitions.
7242 2009-10-28 Cary Coutant <ccoutant@google.com>
7244 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7245 (Plugin::cleanup_done_): New member.
7246 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7247 (Plugin_manager::cleanup_done_): Remove.
7248 (Plugin_manager::add_input_file): Edit error message.
7249 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7250 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7252 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7254 * fileread.cc: (File_read::View::~View): Use the new
7255 data_ownership_ filed.
7256 (File_read::~File_read): Dispose the new whole_file_view_.
7257 (File_read::open): Mmap the whole file if needed.
7258 (File_read::open): Use whole_file_view_ instead of contents_.
7259 (File_read::find_view): Use whole_file_view_ if applicable.
7260 (File_read::do_read): Use whole_file_view_ instead of contents_.
7261 (File_read::make_view): Use whole_file_view_ instead of contents_,
7262 update File_read::View::View call.
7263 (File_read::find_or_make_view): Update File_read::View::View
7265 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7267 (File_read::View::Data_ownership): New enum.
7268 (File_read::View::View): Replace bool mapped_ with Data_ownership
7270 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7271 (File_read::View::data_ownership_): New field.
7272 (File_read::contents_): Remove (replaced by whole_file_view_).
7273 (File_read::whole_file_view_): New field.
7274 * options.h (class General_options): Add --keep-files-mapped.
7276 2009-10-27 Cary Coutant <ccoutant@google.com>
7278 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7279 * testsuite/Makefile.am (plugin_test_5): New test case.
7280 * testsuite/Makefile.in: Regenerate.
7282 2009-10-25 Doug Kwan <dougkwan@google.com>
7284 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7285 from private to protected to allow access by child class.
7286 (Sized_relobj::do_relocate_sections): New method declaration.
7287 (Sized_relobj::relocate_sections): Virtualize.
7288 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7289 Sized_relobj::relocate_sections. Instantiate template explicitly
7290 for different target sizes and endianity.
7292 2009-10-24 Doug Kwan <dougkwan@google.com>
7294 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7295 (Arm_input_section::as_arm_input_section): New method.
7296 (Arm_output_section): New class definition.
7297 (Arm_output_section::create_stub_group,
7298 Arm_output_section::group_sections): New method definitions.
7300 2009-10-22 Doug Kwan <dougkwan@google.com>
7302 * arm.cc (Arm_input_section): New class definition.
7303 (Arm_input_section::init, Arm_input_section:do_write,
7304 Arm_input_section::set_final_data_size,
7305 Arm_input_section::do_reset_address_and_file_offset): New method
7308 2009-10-21 Doug Kwan <dougkwan@google.com>
7310 * arm.cc (Stub_table, Arm_input_section): New forward class
7312 (Stub_table): New class defintion.
7313 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7314 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7315 New method definition.
7317 2009-10-21 Doug Kwan <dougkwan@google.com>
7319 * arm.cc: Update copyright comments.
7320 (Target_arm): New forward class template declaration.
7321 (Arm_address): New type.
7322 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7323 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7324 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7326 (Insn_template): Same.
7327 (DEF_STUBS): New macro.
7328 (Stub_type): New enum type.
7329 (Stub_template): New class definition.
7332 (Stub_factory): Same.
7333 (Target_arm::Target_arm): Initialize may_use_blx_ and
7334 should_force_pic_veneer_.
7335 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7336 Target_arm::should_force_pic_veneer,
7337 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7338 Target_arm::using_thumb_only, Target_arm:;default_target): New
7340 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7341 New data member declarations.
7342 (Insn_template::size, Insn_template::alignment): New method defintions.
7343 (Stub_template::Stub_template): New method definition.
7344 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7345 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7346 (Stub_factory::Stub_factory): New method definition.
7347 * gold.h (string_hash): New template.
7348 * output.h (Input_section_specifier::hash_value): Use
7350 (Input_section_specifier::string_hash): Remove.
7351 * stringpool.cc (Stringpool_template::string_hash): Use
7354 2009-10-20 Doug Kwan <dougkwan@google.com>
7356 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7357 symbols of relaxed input sections.
7358 * output.h (Output_section::find_relaxed_input_section): Make
7361 2009-10-16 Doug Kwan <dougkwan@google.com>
7363 * dynobj.cc (Versions::Versions): Initialize version_script_.
7364 Only insert base version symbol definition for a shared object
7365 if version script defines any version versions.
7366 (Versions::define_base_version): New method definition.
7367 (Versions::add_def): Check that base version is not needed.
7368 (Versions::add_need): Define base version lazily.
7369 * dynobj.h (Versions::define_base_version): New method declaration.
7370 (Versions::needs_base_version_): New data member declaration.
7371 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7372 (check_DATA): Add no_version_test.stdout.
7373 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7375 * testsuite/Makefile.in: Regenerate.
7376 * testsuite/no_version_test.c: New file.
7377 * testsuite/no_version_test.sh: Ditto.
7379 2009-10-16 Doug Kwan <dougkwan@google.com>
7381 * expression.cc (class Segment_start_expression): New class definition.
7382 (Segment_start_expression::value): New method definition.
7383 (script_exp_function_segment_start): Return a new
7384 Segment_start_expression.
7385 * gold/script-c.h (script_saw_segment_start_expression): New function
7387 * script-sections.cc (Script_sections::Script_sections): Initialize
7388 SAW_SEGMENT_START_EXPRESSION_ to false.
7389 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7390 and -Tbbs options to specify section addresses if given in
7391 command line and no SEGMENT_START expression is seen in a script.
7392 * script-sections.h (Script_sections::saw_segment_start_expression,
7393 Script_sections::set_saw_segment_start_expression): New method
7395 (Script_sections::saw_segment_start_expression_): New data member
7397 * script.cc (script_saw_segment_start_expression): New function.
7398 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7399 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7400 script_test_7.sh and script_test_8.sh.
7401 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7402 script_test_8.stdout.
7403 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7404 (script_test_6, script_test_6.stdout, script_test_7,
7405 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7406 * Makefile.in: Regenerate.
7407 * testsuite/script_test_6.sh: New file.
7408 * testsuite/script_test_6.t: Same.
7409 * testsuite/script_test_7.sh: Same.
7410 * testsuite/script_test_7.t: Same.
7411 * testsuite/script_test_8.sh: Same.
7413 2009-10-16 Doug Kwan <dougkwan@google.com>
7415 * output.cc (Output_segment::set_section_list_address): Cast
7416 expressions to unsigned long long type to avoid format warnings.
7418 2009-10-15 Ian Lance Taylor <iant@google.com>
7420 * script.cc (Script_options::add_symbol_assignment): Always add a
7421 dot assignment to script_sections_.
7422 * script-sections.cc (Script_sections::add_dot_assignment):
7423 Initialize if necessary.
7425 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7426 program headers with no load segment if there is a linker script.
7428 * layout.cc (Layout::set_segment_offsets): Align the file offset
7429 to the segment aligment for -N or -n with no load segment.
7430 * output.cc (Output_segment::add_output_section): Don't crash if
7431 the first section is a TLS section.
7432 (Output_segment::set_section_list_addresses): Print an error
7433 message if the address moves backward in a linker script.
7434 * script-sections.cc
7435 (Output_section_element_input::set_section_addresses): Don't
7436 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7437 (Orphan_output_section::set_section_addresses): Likewise.
7439 2009-10-15 Doug Kwan <dougkwan@google.com>
7441 * layout.cc (Layout::finish_dynamic_section): Generate tags
7442 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7443 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7444 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7446 2009-10-14 Ian Lance Taylor <iant@google.com>
7448 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7450 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7451 data_shdr fields of relinfo.
7452 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7453 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7454 R_386_TLS_LDO_32, adjust based on section flags.
7455 (Target_i386::Relocate::fix_up_ldo): Remove.
7457 2009-10-13 Ian Lance Taylor <iant@google.com>
7459 Add support for -pie.
7460 * options.h (class General_options): Add -pie and
7462 (General_options::output_is_position_independent): Test -pie.
7463 (General_options::output_is_executable): Return true if not shared
7464 and not relocatable.
7465 (General_options::output_is_pie): Remove.
7466 * options.cc (General_options::finalize): Reject incompatible uses
7468 * gold.cc (queue_middle_tasks): A -pie link is not static.
7469 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7470 * symtab.cc (Symbol::final_value_is_known): Return false if
7471 output_is_position_independent.
7472 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7473 output_is_position_independent.
7474 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7475 output_is_position_independent.
7476 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7477 output_is_position_independent.
7478 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7480 (basic_pie_test.o, basic_pie_test): New targets.
7481 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7482 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7483 (two_file_pie_test): New target.
7484 * testsuite/Makefile.in: Rebuild.
7485 * README: Remove note saying that -pie is not supported.
7487 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7489 * options.h (class General_options): Add -init and -fini.
7490 * layout.cc (Layout::finish_dynamic_section): Emit
7491 given init and fini functions.
7493 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7495 * gc.h (gc_process_relocs): Check if icf is enabled using new
7497 * gold.cc (queue_initial_tasks): Likewise.
7498 (queue_middle_tasks): Likewise.
7499 * object.cc (do_layout): Likewise.
7500 * symtab.cc (is_section_folded): Likewise.
7501 * main.cc (main): Likewise.
7502 * reloc.cc (Read_relocs::run): Likewise.
7503 (Sized_relobj::do_scan_relocs): Likewise.
7504 * icf.cc (is_function_ctor_or_dtor): New function.
7505 (Icf::find_identical_sections): Check if function is ctor or dtor when
7507 * options.h (General_options::icf): Change option to be an enum.
7508 (Icf_status): New enum.
7509 (icf_enabled): New method.
7510 (icf_safe_folding): New method.
7511 (set_icf_status): New method.
7512 (icf_status_): New variable.
7513 * (options.cc) (General_options::finalize): Set icf_status_.
7514 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7515 icf_test and icf_keep_unique_test to use the --icf enum flag.
7516 * testsuite/icf_safe_test.sh: New file.
7517 * testsuite/icf_safe_test.cc: New file.
7519 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7521 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7522 includes to gc.h and icf.h.
7523 * arm.cc: Include gc.h.
7524 * gold.cc: Likewise.
7525 * i386.cc: Likewise.
7526 * powerpc.cc: Likewise.
7527 * sparc.cc: Likewise.
7528 * x86_64.cc: Likewise.
7529 * gc.h: Include icf.h.
7531 2009-10-11 Ian Lance Taylor <iant@google.com>
7533 * plugin.cc: Include "gold.h" before other header files.
7535 2009-10-10 Chris Demetriou <cgd@google.com>
7537 * options.h (Input_file_argument::Input_file_type): New enum.
7538 (Input_file_argument::is_lib_): Replace with...
7539 (Input_file_argument::type_): New member.
7540 (Input_file_argument::Input_file_argument): Take Input_file_type
7541 'type' rather than boolean 'is_lib' as second argument.
7542 (Input_file_argument::is_lib): Use type_.
7543 (Input_file_argument::is_searched_file): New function.
7544 (Input_file_argument::may_need_search): Handle is_searched_file.
7545 * options.cc (General_options::parse_library): Support -l:filename.
7546 (General_options::parse_just_symbols): Update for Input_file_argument
7548 (Command_line::process): Likewise.
7549 * archive.cc (Archive::get_file_and_offset): Likewise.
7550 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7551 * script.cc (read_script_file, script_add_file): Likewise.
7552 * fileread.cc (Input_file::Input_file): Likewise.
7553 (Input_file::will_search_for): Handle is_searched_file.
7554 (Input_file::open): Likewise.
7555 * readsyms.cc (Read_symbols::get_name): Likewise.
7556 * testsuite/Makefile.am (searched_file_test): New test.
7557 * testsuite/Makefile.in: Regenerate.
7558 * testsuite/searched_file_test.cc: New file.
7559 * testsuite/searched_file_test_lib.cc: New file.
7561 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7562 Ian Lance Taylor <iant@google.com>
7564 * descriptor.cc: Include <cstdio> and "binary-io.h".
7565 (Descriptors::open): Open the files in binary mode always.
7566 * script.cc (Lex::get_token): Treat \r as whitespace.
7568 2009-10-09 Ian Lance Taylor <iant@google.com>
7570 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7572 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7573 Ian Lance Taylor <iant@google.com>
7575 * configure.ac: Check for readv function also.
7576 * fileread.cc (readv): Define if not HAVE_READV.
7577 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7579 * config.in: Regenerate.
7580 * configure: Regenerate.
7582 2009-10-09 Doug Kwan <dougkwan@google.com>
7584 * layout.cc (Layout::make_output_section): Call target hook to make
7585 ordinary output section.
7586 (Layout::finalize): Adjust parameter list of call the
7587 Target::may_relax().
7588 * layout.h (class Layout::section_list): New method.
7589 * merge.h (Output_merge_base::entsize): Change visibility to public.
7590 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7592 (Output_merge_string::do_is_string): New method.
7593 * object.cc (Sized_relobj::do_setup): renamed from
7594 Sized_relobj::set_up.
7595 * object.h (Sized_relobj::adjust_shndx,
7596 Sized_relobj::initializ_input_to_output_maps,
7597 Sized_relobj::free_input_to_output_maps): Change visibilities to
7599 (Sized_relobj::setup): Virtualize.
7600 (Sized_relobj::do_setup): New method declaration.
7601 (Sized_relobj::invalidate_section_offset,
7602 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7603 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7604 * options.cc (parse_int): New function.
7605 * options.h (parse_int): New declaration.
7606 (DEFINE_int): New macro.
7607 (stub_group_size): New option.
7608 * output.cc (Output_section::Output_section): Initialize memebers
7609 merge_section_map_, merge_section_by_properties_map_,
7610 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7611 (Output_section::add_input_section): Handled deferred code-fill
7612 generation and remove an old comment.
7613 (Output_section::add_relaxed_input_section): New method definition.
7614 (Output_section::add_merge_input_section): Use merge section by
7615 properties map to speed to search. Update merge section maps
7617 (Output_section::build_relaxation_map): New method definition.
7618 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7620 (Output_section::relax_input_section): Renamed to
7621 Output_section::convert_input_sections_to_relaxed_sections and change
7622 interface to take a vector of pointers to relaxed sections.
7623 (Output_section::find_merge_section,
7624 Output_section::find_relaxed_input_section): New method definitions.
7625 (Output_section::is_input_address_mapped,
7626 Output_section::output_offset, Output_section::output_address):
7627 Use output section data maps to speed up searching.
7628 (Output_section::find_starting_output_address): Add comments.
7629 (Output_section::do_write,
7630 Output_section::write_to_postprocessing_buffer): Do code-fill
7631 generation as appropriate.
7632 (Output_section::get_input_sections): Invalidate relaxed input section
7634 (Output_section::restore_states): Adjust type of checkpoint .
7635 Invalidate relaxed input section map.
7636 * output.h (Output_merge_base): New class declaration.
7637 (Input_section_specifier): New class defintion.
7638 (class Output_relaxed_input_section) Change base class to
7639 Output_section_data_build.
7640 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7641 base class initializer.
7642 (Output_section::add_relaxed_input_section): New method declaration.
7643 (Output_section::Input_section): Change visibility to protected.
7644 (Output_section::Input_section::relobj,
7645 Output_section::Input_section::shndx): Handle relaxed input sections.
7646 Output_section::input_sections) Change visibility to protected. Also
7647 define overload to return a non-const pointer.
7648 (Output_section::Merge_section_properties): New class defintion.
7649 (Output_section::Merge_section_by_properties_map,
7650 Output_section::Output_section_data_by_input_section_map,
7651 Output_section::Relaxation_map): New types.
7652 (Output_section::relax_input_section): Rename method to
7653 Output_section::convert_input_sections_to_relaxed_sections and change
7654 interface to take a vector of relaxed section pointers.
7655 (Output_section::find_merge_section,
7656 Output_section::find_relaxed_input_section,
7657 Output_section::build_relaxation_map,
7658 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7659 New method declarations.
7660 (Output_section::merge_section_map_
7661 Output_section::merge_section_by_properties_map_,
7662 Output_section::relaxed_input_section_map_,
7663 Output_section::is_relaxed_input_section_map_valid_,
7664 Output_section::generate_code_fills_at_write_): New data members.
7665 * script-sections.cc
7666 (Output_section_element_input::set_section_addresses): Call
7667 current_data_size and addralign methods of relaxed input sections.
7668 (Orphan_output_section::set_section_addresses): Call current_data_size
7669 and addralign methods of relaxed input sections.
7670 * symtab.cc (Symbol_table::compute_final_value): Extract template
7671 from the body of Symbol_table::sized_finalize_symbol.
7672 (Symbol_table::sized_finalized_symbol): Call
7673 Symbol_table::compute_final_value.
7674 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7675 (Symbol_table::compute_final_value): New templated method declaration.
7676 * target.cc (Target::do_make_output_section): New method defintion.
7677 * target.h (Target::make_output_section): New method declaration.
7678 (Target::relax): Add more parameters for input objects, symbol table
7679 and layout. Adjust call to do_relax.
7680 (Target::do_make_output_section): New method declaration.
7681 (Target::do_relax): Add parameters for input objects, symbol table
7684 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7686 * pread.c: Include stdio.h.
7688 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7690 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7693 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7695 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7696 Change read_shndx type to unsigned int.
7697 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7699 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7700 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7701 Change read_shndx type to unsigned int.
7702 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7704 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7705 * layout.cc (Layout::create_symtab_sections): Cast the result of
7706 local_symcount * symsize to off_t in the gold_assert.
7708 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7710 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7711 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7713 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7714 (Arm_relocate_functions::thm_abs5): New function.
7715 (Arm_relocate_functions::abs12): New function.
7716 (Arm_relocate_functions::abs16): New function.
7717 (Arm_relocate_functions::base_abs): New function.
7718 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7719 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7720 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7722 (Scan::global): Likewise.
7723 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7724 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7725 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7726 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7729 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7731 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7732 (Arm_relocate_functions::movt_prel): New function.
7733 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7734 (Arm_relocate_functions::thm_movt_prel): New function.
7735 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7736 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7737 (Scan::global, Relocate::relocate): Likewise.
7738 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7740 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7742 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7743 Incremental_checker.
7744 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7746 (class Incremental_inputs_header): New class.
7747 (Incremental_inputs_header_writer): Edit comment.
7748 (Incremental_inputs_entry): New class.
7749 (Incremental_inputs_entry_writer): Edit comment.
7750 (Sized_incremental_binary::do_find_incremental_inputs_section):
7751 Add *strtab_shndx parameter, fill it.
7752 (Sized_incremental_binary::do_check_inputs): New method.
7753 (Incremental_checker::can_incrementally_link_output_file): Use
7754 Sized_incremental_binary::check_inputs.
7755 (Incremental_inputs::report_command_line): Save command line in
7758 (Incremental_binary::find_incremental_inputs_section): New
7760 (Incremental_binary::do_find_incremental_inputs_section): Add
7761 strtab_shndx parameter.
7762 (Incremental_binary::do_check_inputs): New pure virtual method.
7763 (Sized_incremental_binary::do_check_inputs): Declare.
7764 (Incremental_checker::Incremental_checker): Add incremental_inputs
7765 parameter, use it to initialize incremental_inputs_.
7766 (Incremental_checker::incremental_inputs_): New field.
7767 (Incremental_checker::command_line): New method.
7768 (Incremental_checker::inputs): New method.
7769 (Incremental_checker::command_line_): New field.
7771 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7773 * incremental.cc: Include <cstdarg> and "target-select.h".
7774 (vexplain_no_incremental): New function.
7775 (explain_no_incremental): New function.
7776 (Incremental_binary::error): New method.
7777 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7779 (make_sized_incremental_binary): New function.
7780 (open_incremental_binary): New function.
7781 (can_incrementally_link_file): Add checks if output is ELF and has
7783 * incremental.h: Include "elfcpp_file.h" and "output.h".
7784 (Incremental_binary): New class.
7785 (Sized_incremental_binary): New class.
7786 (open_incremental_binary): Declare.
7787 * object.cc (is_elf_object): Use
7788 elfcpp::Elf_recognizer::is_elf_file.
7789 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7790 * output.h (Output_file::filesize): New method.
7792 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7794 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7796 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7797 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7799 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7801 (Arm_relocate_functions::movw_abs_nc): New function.
7802 (Arm_relocate_functions::movt_abs): New function.
7803 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7804 (Arm_relocate_functions::thm_movt_abs): New function.
7805 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7806 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7807 (Scan::global): Likewise.
7808 (Relocate::relocate): Likewise.
7809 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7811 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7813 * arm.cc (Arm_relocate_functions::got_prel) New function.
7814 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7815 (Relocate::relocate): Likewise.
7816 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7818 2009-10-06 Ian Lance Taylor <iant@google.com>
7820 * options.h (class General_options): Define
7821 split_stack_adjust_size parameter.
7822 * object.h (class Object): Add uses_split_stack_ and
7823 has_no_split_stack_ fields. Add uses_split_stack and
7824 has_no_split_stack accessor functions. Declare
7825 handle_split_stack_section.
7826 (class Reloc_symbol_changes): Define.
7827 (class Sized_relobj): Define Function_offsets. Declare
7828 split_stack_adjust, split_stack_adjust_reltype, and
7830 * object.cc (Object::handle_split_stack_section): New function.
7831 (Sized_relobj::do_layout): Call handle_split_stack_section.
7832 * dynobj.cc (Sized_dynobj::do_layout): Call
7833 handle_split_stack_section.
7834 * reloc.cc (Sized_relobj::relocate_sections): Call
7835 split_stack_adjust for executable sections in split_stack
7836 objects. Pass reloc_map to relocate_section.
7837 (Sized_relobj::split_stack_adjust): New function.
7838 (Sized_relobj::split_stack_adjust_reltype): New function.
7839 (Sized_relobj::find_functions): New function.
7840 * target-reloc.h: Include "object.h".
7841 (relocate_section): Add reloc_symbol_changes parameter. Change
7843 * target.h (class Target): Add calls_non_split method. Declare
7844 do_calls_non_split virtual method. Declare match_view and
7846 * target.cc: Include "elfcpp.h".
7847 (Target::do_calls_non_split): New function.
7848 (Target::match_view): New function.
7849 (Target::set_view_to_nop): New function.
7850 * gold.cc (queue_middle_tasks): Give an error if mixing
7851 split-stack and non-split-stack objects with -r.
7852 * i386.cc (Target_i386::relocate_section): Add
7853 reloc_symbol_changes parameter.
7854 (Target_i386::do_calls_non_split): New function.
7855 * x86_64.cc (Target_x86_64::relocate_section): Add
7856 reloc_symbol_changes parameter.
7857 (Target_x86_64::do_calls_non_split): New function.
7858 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7860 * powerpc.cc (Target_powerpc::relocate_section): Add
7861 reloc_symbol_changes parameter.
7862 * sparc.cc (Target_sparc::relocate_section): Add
7863 reloc_symbol_changes parameter.
7864 * configure.ac: Call AM_CONDITIONAL for the default target.
7865 * configure: Rebuild.
7866 * testsuite/Makefile.am (TEST_AS): New variable.
7867 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7868 (check_DATA): Add split_i386 and split_x86_64 files.
7869 (SPLIT_DEFSYMS): Define.
7870 (split_i386_[1234n].o): New targets.
7871 (split_i386_[124]): New targets.
7872 (split_i386_[1234r].stdout): New targets.
7873 (split_x86_64_[1234n].o): New targets.
7874 (split_x86_64_[124]): New targets.
7875 (split_x86_64_[1234r].stdout): New targets.
7876 (MOSTLYCLEANFILES): Add new executables.
7877 * testsuite/split_i386.sh: New file.
7878 * testsuite/split_x86_64.sh: New file.
7879 * testsuite/split_i386_1.s: New file.
7880 * testsuite/split_i386_2.s: New file.
7881 * testsuite/split_i386_3.s: New file.
7882 * testsuite/split_i386_4.s: New file.
7883 * testsuite/split_i386_n.s: New file.
7884 * testsuite/split_x86_64_1.s: New file.
7885 * testsuite/split_x86_64_2.s: New file.
7886 * testsuite/split_x86_64_3.s: New file.
7887 * testsuite/split_x86_64_4.s: New file.
7888 * testsuite/split_x86_64_n.s: New file.
7889 * testsuite/testfile.cc (Target_test): Update relocation_section
7891 * testsuite/Makefile.in: Rebuild.
7893 2009-10-06 Ian Lance Taylor <iant@google.com>
7895 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7896 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7897 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7898 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7899 the address on ldo_addrs_.
7900 (Target_i386::Relocate::fix_up_ldo): New function.
7902 2009-10-06 Rafael Espindola <espindola@google.com>
7904 * plugin.cc (add_input_library): New.
7905 (Plugin::load): Add add_input_library to tv.
7906 (Plugin_manager::add_input_file): Add the is_lib argument.
7907 (add_input_file): Update call to Plugin_manager::add_input_file.
7908 (add_input_library): New.
7909 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7911 2009-09-30 Doug Kwan <dougkwan@google.com>
7913 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7914 symbol and call Symbol::may_need_copy_reloc to determine if
7915 a copy reloc is needed.
7916 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7917 nocopyreloc is given in command line.
7918 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7919 given in command line.
7920 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7921 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7922 of the removed Target_i386::may_need_copy_reloc.
7923 * options.h (copyreloc): New option with default value false.
7924 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7925 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7926 instead of the removed Target_powerpc::may_need_copy_reloc.
7927 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7928 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7929 instead of the removed Target_sparc::may_need_copy_reloc.
7930 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7931 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7932 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7933 instead of the removed Target_x86_64::may_need_copy_reloc.
7935 2009-09-30 Ian Lance Taylor <iant@google.com>
7937 * object.h (class Object): Remove target_ field, and target,
7938 sized_target, and set_target methods.
7939 (Object::sized_target): Remove.
7940 (class Sized_relobj): Update declarations. Remove sized_target.
7941 * object.cc (Sized_relobj::setup): Remove target parameter.
7943 (Input_objects::add_object): Don't do anything with the target.
7944 (make_elf_sized_object): Add punconfigured parameter. Change all
7945 callers. Set or test parameter target.
7946 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7948 * parameters.cc (Parameters::set_target): Change parameter type to
7950 (Parameters::default_target): Remove.
7951 (set_parameters_target): Change parameter type to be non-const.
7952 (parameters_force_valid_target): New function.
7953 (parameters_clear_target): New function.
7954 * parameters.h (class Parameters): Update declarations. Remove
7955 default_target method. Add sized_target and clear_target
7956 methods. Change target_ to be non-const.
7957 (set_parameters_target): Update declaration.
7958 (parameters_force_valid_target): Declare.
7959 (parameters_clear_target): Declare.
7960 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7961 as NULL if we aren't searching.
7962 (Add_symbols::run): Don't check for compatible target.
7963 * fileread.cc (Input_file::open_binary): Call
7964 parameters_force_valid_target.
7965 * gold.cc (queue_middle_tasks): Likewise.
7966 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7967 set_target on object.
7968 * dynobj.h (class Sized_dynobj): Update declarations.
7969 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7970 make_elf_object returns NULL.
7971 (Archive::include_member): Don't check whether object target is
7973 * output.cc (Output_section::add_input_section): Get target from
7975 (Output_section::relax_input_section): Likewise.
7976 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7978 (Sized_relobj::do_scan_relocs): Likewise.
7979 (Sized_relobj::relocate_sections): Likewise.
7980 * resolve.cc (Symbol_table::resolve): Likewise.
7981 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7982 parameter. Change all callers.
7983 (Symbol_table::add_from_object): Get target from parameters.
7984 (Symbol_table::add_from_relobj): Don't check object target.
7985 (Symbol_table::add_from_dynobj): Likewise.
7986 (Symbol_table::define_special_symbol): Get target from
7988 * symtab.h (class Symbol_table): Update declaration.
7989 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7990 parameter. Change all callers. Clear parameter target.
7991 (Binary_test): Test target here.
7992 * testsuite/object_unittest.cc (gold_testsuite): Remove
7993 target_test_pointer parameter. Change all callers.
7994 (Object_test): Test target here.
7996 2009-09-26 Ian Lance Taylor <iant@google.com>
7998 * testsuite/initpri1.c: Don't try to use constructor priorities if
7999 compiling with gcc before 4.3.
8001 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8003 * testsuite/retain_symbols_file_test.sh (check_present): Change
8004 output file name to retain_symbols_file_test.stdout.
8005 (check_absent): Likewise.
8007 2009-09-18 Craig Silverstein <csilvers@google.com>
8009 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8010 * options.cc: Include <cerrno> and <fstream>.
8011 (General_options::finalize): Parse -retain-symbols-file tag.
8012 * options.h: New flag.
8013 (General_options): New method should_retain_symbol, new
8014 variable symbols_to_retain.
8015 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8016 should_retain_symbol map.
8017 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8018 * testsuite/Makefile.in: Regenerate.
8019 * testsuite/retain_symbols_file_test.sh: New file.
8021 2009-09-18 Nick Clifton <nickc@redhat.com>
8023 * po/es.po: Updated Spanish translation.
8025 2009-09-17 Doug Kwan <dougkwan@google.com>
8027 * debug.h (DEBUG_RELAXATION): New constant.
8028 (DEBUG_ALL): Add DEBUG_RELAXATION.
8029 (debug_string_to_enum): Add relaxation debug option.
8031 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8032 Layout::Relaxation_debug_check::read_sections,
8033 Layout::Relaxation_debug_check::read_sections): New method definitions.
8034 (Layout::Layout): Initialize data members
8035 record_output_section_data_from_scrips_,
8036 script_output_section_data_list_ and relaxation_debug_check_.
8037 (Layout::save_segments, Layout::restore_segments,
8038 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8039 Layout::relaxation_loop_body): New method definitions.
8040 (Layout::finalize): Support relaxation. Move section layout code to
8041 Layout::relaxation_loop_body.
8042 (Layout::set_asection_address_from_script): Move code for orphan
8043 section placement out.
8044 (Layout::place_orphan_sections_in_script): New method definition.
8045 * layout.h (Output_segment_headers, Output_file_header):
8046 New forward class declarations.
8047 (Layout::~Layout): Define.
8048 (Layout::new_output_section_data_from_script): New method definition.
8049 (Layout::place_orphan_sections_in_script): New method declaration.
8050 (Layout::Segment_states): New type declaration.
8051 (Layout::save_segments, Layout::restore_segments,
8052 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8053 Layout::relaxation_loop_body): New method declarations.
8054 (Layout::Output_section_data_list): New type declaration.
8055 (Layout::Relaxation_debug_check): New class definition.
8056 (Layout::record_output_section_data_from_script_,
8057 Layout::script_output_section_data_list_, Layout::segment_states_,
8058 Layout::relaxation_debug_check_): New data members.
8059 * output.cc: (Output_section_headers::do_size): New method definition.
8060 (Output_section_headers::Output_section_headers): Move size
8061 computation to Output_section_headers::do_size.
8062 (Output_segment_headers::do_size): New method definition.
8063 (Output_file_header::Output_file_header): Move size computation to
8064 Output_file_header::do_size and call it.
8065 (Output_file_header::do_size): New method definition.
8066 (Output_data_group::Output_data_group): Adjust call to
8067 Output_section_data.
8068 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8069 (Output_symtab_xindex::do_write): Add array bound check.
8070 (Output_section::Input_section::print_to_mapfile): Handle
8071 RELAXED_INPUT_SECTION_CODE.
8072 (Output_section::Output_section): Initialize data member checkpoint_.
8073 (Output_section::~Output_section): Delete checkpoint object pointed
8075 (Output_section::add_input_section): Always add an Input_section if
8077 (Output_section::add_merge_input_section): Add assert.
8078 (Output_section::relax_input_section): New method definition.
8079 (Output_section::set_final_data_size): Set load address to zero for
8080 an unallocated section.
8081 (Output_section::do_address_and_file_offset_have_reset_values):
8082 New method definition.
8083 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8084 Handle relaxed input section.
8085 (Output_section::sort_attached_input_sections): Checkpoint input
8086 section list lazily.
8087 (Output_section::get_input_sections): Change type of input_sections to
8088 list of Simple_input_section pointers. Checkpoint input section list
8089 lazily. Also handle relaxed input sections.
8090 (Output_section::add_input_section_for_script): Take a reference to
8091 a Simple_input_section object instead of Relobj pointer and section
8092 index as parameter. Handle relaxed input sections.
8093 (Output_section::save_states, Output_section::restore_states): New
8095 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8096 (Output_data::is_data_size_fixed): New method definition.
8097 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8099 (Output_data::address_and_file_offset_have_reset_values): New method
8101 (Output_data::do_address_and_file_offset_have_reset_values): New method
8103 (Output_data::set_data_size): Check that data size is not fixed.
8104 (Output_data::fix_data_size): New method definition.
8105 (Output_data::is_data_size_fixed_): New data member.
8106 (Output_section_headers::set_final_data_size): New method definition.
8107 (Output_section_headers::do_size): New method declaration.
8108 (Output_segment_headers::set_final_data_size): New method definition.
8109 (Output_segment_headers::do_size): New method declaration.
8110 (Output_file_header::set_final_data_size)::New method definition.
8111 (Output_file_header::do_size)::New method declaration.
8112 (Output_section_data::Output_section_data): Add new parameter
8113 is_data_size_fixed and use it to fix data size.
8114 (Output_data_const::Output_data_const): Adjust call to base class
8115 constructor and fix data size.
8116 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8117 base class constructor and fix data size.
8118 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8119 base class constructor and fix data size.
8120 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8121 class constructor and fix data size.
8122 (Output_data_group::set_final_data_size): New method definition.
8123 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8124 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8125 class constructor and fix data size.
8126 (Output_relaxed_input_section): New class definition.
8127 (Output_section::Simple_input_section): New class definition.
8128 (Output_section::get_input_sections): Adjust parameter list.
8129 (Output_section::add_input_section_for_script): Same.
8130 (Output_section::save_states, Output_section::restore_states,
8131 Output_section::do_address_and_file_offset_have_reset_values,
8132 (Output_section::Input_section::Input_section): Handle
8133 RELAXED_INPUT_SECTION_CODE. Add new overload for
8134 Output_relaxed_input_section.
8135 (Output_section::Input_section::is_input_section,
8136 Output_section::Input_section::set_output_section): Handle relaxed
8138 (Output_section::Input_section::is_relaxed_input_section,
8139 Output_section::Input_section::output_section_data,
8140 Output_section::Input_section::relaxed_input_section): New method
8142 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8144 (Output_section::Input_section::u1_): Update comments.
8145 (Output_section::Input_section::u2_): Add new union member poris.
8146 (Output_section::Checkpoint_output_section): New classs definition.
8147 (Output_section::relax_input_section): New method declaration.
8148 (Output_section::checkpoint_): New data member.
8149 (Output_segment): Update comments.
8150 (Output_segment::Output_segment): Un-privatize copy constructor.
8151 (Output_segment::operator=): Un-privatize.
8152 * script-sections.cc (Output_section_element::Input_section_list):
8153 Change element type to Output_section::Simple_input_section.
8154 (Output_section_element_dot_assignment::set_section_addresses):
8155 Register output section data for relaxation clean up.
8156 (Output_data_exression::Output_data_expression): Adjust call to base
8157 constructor to fix data size.
8158 (Output_section_element_data::set_section_addresses): Register
8159 Output_data_expression object for relaxation clean up.
8160 (struct Input_section_info): Replace Relobj pointer and section index
8161 pair with Output_section::Simple_input_section and Convert struct to a
8163 (Input_section_sorter::operator()): Adjust access to
8164 Input_section_info data member to use accessors.
8165 (Output_section_element_input::set_section_addresses): Use layout
8166 parameter. Adjust code to use Output_section::Simple_input_section
8167 and Input_secction_info classes. Register filler for relaxation
8169 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8170 and section index pair with Output_section::Simple_input_section
8171 class. Adjust code accordingly.
8172 (Phdrs_element::release_segment): New method definition.
8173 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8175 (Script_sections::release_segments): New method definition.
8176 * gold/script-sections.h (Script_sections::release_segments): New
8178 * gold/target.h (Target::may_relax, Target::relax,
8179 Target::do_may_relax, Target::do_relax): New method definitions.
8181 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8183 * arm.cc (has_signed_unsigned_overflow): New function.
8184 (Arm_relocate_functions::abs8): New function.
8185 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8186 (Target_arm::Scan::global): Likewise.
8187 (Target_arm::relocate::relocate): Likewise.
8188 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8191 2009-09-16 Cary Coutant <ccoutant@google.com>
8193 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8194 * testsuite/Makefile.in: Regenerate.
8196 2009-09-11 Nick Clifton <nickc@redhat.com>
8198 * po/gold.pot: Updated by the Translation project.
8200 2009-09-08 Cary Coutant <ccoutant@google.com>
8202 * output.cc (Output_file::open): Add execute permission to empty file.
8203 * testsuite/Makefile.am (permission_test): New test.
8204 * testsuite/Makefile.in: Regenerate.
8206 2009-09-02 Ian Lance Taylor <iant@google.com>
8208 * output.cc (Output_file::resize): Call map_no_anonymous rather
8211 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8213 * gold.cc: Include "incremental.h".
8214 (queue_initial_tasks): Call Incremental_checker methods.
8215 * incremental.cc: Include "output.h".
8216 (Incremental_checker::can_incrementally_link_output_file): New
8218 * incremental.h (Incremental_checker): New class.
8220 * output.cc (Output_file::open_for_modification): New method.
8221 (Output_file::map_anonymous): Changed return type to bool. Record
8223 (Output_file::map_no_anonymous): New method, broken out of map.
8224 (Output_file::map): Use map_no_anonymous and map_anonymous.
8225 * output.h (class Output_file): Update declarations.
8227 2009-08-24 Cary Coutant <ccoutant@google.com>
8229 * options.h (Command_line::Pre_options): New class.
8230 (Command_line::pre_options): New member.
8231 * options.cc (gold::options::ready_to_register): New variable.
8232 (One_option::register_option): Do nothing if not registering options.
8233 Assert if same short option registered twice.
8234 (General_options::General_options): Turn off option registration when
8236 (Command_line::Pre_options::Pre_options): New constructor.
8238 2009-08-24 Cary Coutant <ccoutant@google.com>
8240 * options.h (General_options::no_keep_memory): Remove incorrect
8243 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8245 * Makefile.am (am__skiplex, am__skipyacc): New.
8246 * Makefile.in: Regenerate.
8248 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8250 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8251 (INCLUDES): ... this.
8252 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8253 (AM_CPPFLAGS): Renamed from ...
8254 (INCLUDE): ... this.
8255 * Makefile.in, testsuite/Makefile.in: Regenerate.
8257 * Makefile.in: Regenerate.
8258 * aclocal.m4: Likewise.
8259 * config.in: Likewise.
8260 * configure: Likewise.
8261 * testsuite/Makefile.in: Likewise.
8263 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8264 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8265 * Makefile.in: Regenerate.
8266 * testsuite/Makefile.in: Regenerate.
8268 2009-08-19 Cary Coutant <ccoutant@google.com>
8270 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8271 symbols in shared libraries overridden by hidden or internal symbols
8272 in the main program.
8274 2009-08-19 Chris Demetriou <cgd@google.com>
8276 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8277 checking source file names in error messages.
8279 2009-08-18 Doug Kwan <dougkwan@google.com>
8281 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8282 an elcpp::Ehdr as parameter. Adjust call to set_target.
8283 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8284 an elfcpp::Ehdr as parameter.
8285 * object.cc (Object::set_target): Remove the version that looks up
8286 a target and sets it.
8287 (Sized_relobj::setup): Take a Target object instead of
8288 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8289 (make_elf_sized_object): Find target and ask target to
8291 * object.h: (Object::set_target): Remove the version that looks up
8292 a target and sets it.
8293 (Sized_relobj::setup): Take a Target object instead of
8294 an elfcpp:Ehdr as parameter.
8295 * target.cc: Include dynobj.h.
8296 (Target::do_make_elf_object_implementation): New.
8297 (Target::do_make_elf_object): New.
8298 * target.h (Target::make_elf_object): New template declaration.
8299 (Target::do_make_elf_object): New method declarations.
8300 (Target::do_make_elf_object_implementation): New template declaration.
8302 2009-08-14 Ian Lance Taylor <iant@google.com>
8304 * gold.h (FUNCTION_NAME): Define.
8305 (gold_unreachable): Use FUNCTION_NAME.
8307 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8309 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8310 symbol in the --keep-unique list is not found.
8312 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8314 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8315 been maked as --keep-unique.
8316 (Icf::unfold_section): New function.
8317 * icf.h (Icf::unfold_section): New function.
8318 * options.h (General_options::keep_unique): New option.
8319 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8320 * testsuite/Makefile.in: Regenerate.
8321 * testsuite/icf_keep_unique_test.sh: New file.
8322 * testsuite/icf_keep_unique_test.cc: New file.
8324 2009-08-12 Cary Coutant <ccoutant@google.com>
8327 * resolve.cc (Symbol_table::resolve): Check for references from
8328 dynamic objects to hidden and internal symbols.
8329 * testsuite/Makefile.am (hidden_test.sh): New test.
8330 * testsuite/Makefile.in: Regenerate.
8331 * testsuite/hidden_test.sh: New script.
8332 * testsuite/hidden_test_1.c: New test source.
8333 * testsuite/hidden_test_main.c: New test source.
8335 2009-08-11 Doug Kwan <dougkwan@google.com>
8337 * arm.cc: Update comments.
8338 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8339 segment to locate the .ARM.exidx section if present.
8341 2009-08-09 Doug Kwan <dougkwan@google.com>
8343 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8346 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8347 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8350 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8352 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8353 valid tls_segment only for non-debug-section relocations.
8354 * testsuite/Makefile.am: Add gc_tls_test.
8355 * testsuite/Makefile.in: Regenerate.
8356 * testsuite/gc_tls_test.cc: New file.
8357 * testsuite/gc_tls_test.sh: New file.
8359 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8363 * Makefile.am (CCFILES): Add icf.cc.
8365 * Makefile.in: Regenerate.
8366 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8367 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8368 section, symbol and addend information for the relocs.
8369 * gold.cc (queue_middle_tasks): Call identical code folding.
8370 * gold.h: Add defines for multimap.
8371 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8372 to the call of finalize_local_symbols.
8373 * main.cc (main): Create object of class Icf.
8374 * object.cc (Sized_relobj::do_layout): Allow this function to be
8375 called twice during icf.
8376 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8377 to sections marked as identical by icf.
8378 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8380 (Sized_relobj::do_section_entsize): New function.
8381 * object.h (Object::section_entsize): New function.
8382 (Object::do_section_entsize): New pure virtual function.
8383 (Relobj::finalize_local_symbols): Add new parameter.
8384 (Relobj::do_section_entsize): New function.
8385 * options.h (General_options::icf): New option.
8386 (General_options::icf_iterations): New option.
8387 (General_options::print_icf_sections): New option.
8388 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8389 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8390 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8392 * symtab.cc (Symbol_table::is_section_folded): New function.
8393 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8394 to sections marked as identical by icf.
8395 * symtab.h (Symbol_table::set_icf): New function.
8396 (Symbol_table::icf): New function.
8397 (Symbol_table::is_section_folded): New function.
8398 (Symbol_table::icf_): New data member.
8399 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8400 * testsuite/Makefile.am: Add commands to build icf_test.
8401 * testsuite/Makefile.in: Regenerate.
8402 * testsuite/icf_test.sh: New file.
8403 * testsuite/icf_test.cc: New file.
8405 2009-07-24 Chris Demetriou <cgd@google.com>
8407 * layout.cc (is_compressible_debug_section): Fix incorrect
8408 comment about compressed section names.
8410 2009-07-20 Ian Lance Taylor <ian@airs.com>
8413 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8415 2009-07-16 Ian Lance Taylor <iant@google.com>
8418 * layout.h: #include <map>.
8419 (class Kept_section): Change from struct to class. Add accessors
8420 and setters. Add section size to Comdat_group mapping. Change
8421 Comdat_group to std::map. Add is_comdat_ field. Add
8422 linkonce_size field in union.
8423 (class Layout): Update declaration of find_or_add_kept_section.
8424 Don't declare find_kept_object.
8425 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8426 parameter. Add object, shndx, is_comdat, and is_group_name
8427 parameters. Change all callers. Adjust for new Kept_section.
8428 (Layout::find_kept_object): Remove.
8429 * object.cc (Sized_relobj::include_section_group): Update use of
8430 Kept_section. Rename secnum to shndx. Only record
8431 Kept_comdat_section if sections are the same size.
8432 (Sized_relobj::include_linkonce_section): Update use of
8433 Kept_section. Only record Kept_comdat_section if sections are the
8434 same size. Set size of linkonce section.
8435 (Sized_relobj::map_to_kept_section): Update call to
8436 get_kept_comdat_section.
8437 * object.h (class Sized_relobj): Rename fields in
8438 Kept_comdat_section to drop trailing underscores; change object
8439 field to Relobj*. Change Kept_comdat_section_table to store
8440 struct rather than pointer.
8441 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8442 Add kept_object and kept_shndx parameters. Change all callers.
8443 (Sized_relobj::get_kept_comdat_section): Change return type to
8444 bool. Add kept_object and kept_shndx parameters. Change all
8446 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8447 Layout::find_or_add_kept_section.
8449 2009-07-09 Ian Lance Taylor <iant@google.com>
8451 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8452 Reserve space in the hash table.
8454 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8456 * fileread.cc (File_read::get_mtime): New method.
8457 * fileread.h (Timespec): New structure.
8458 (File_read::get_mtime): New method.
8459 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8460 Renamed from timestamp_nsec.
8461 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8463 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8465 (Incremental_inputs::report_archive): Save mtime; style fix.
8466 (Incremental_inputs::report_obejct): Save mtime; style fix.
8467 (Incremental_inputs::report_script): Save mtime; style fix.
8468 (Incremental_inputs::finalize_inputs): Style fix.
8469 (Incremental_inputs::finalize): Style fix.
8470 (Incremental_inputs::create_input_section_data): Store inputs
8472 * incremental.h (Incremental_inputs::report_script): Add mtime
8474 (Incremental_inputs::Input_info::Input_info): Intialize only one
8476 (Incremental_inputs::Input_info::archive): Move to nameless
8478 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8479 (Incremental_inputs::Input_info::script): Move to nameless union.
8480 (Incremental_inputs::mtime): New field.
8481 * script.cc (read_input_script): Pass file mtime to
8483 * script.h (Script_info::inputs): Style fix.
8485 2009-07-01 Ian Lance Taylor <ian@airs.com>
8487 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8490 2009-06-24 Ian Lance Taylor <iant@google.com>
8493 * layout.cc (Layout::choose_output_section): If we find an
8494 existing section, update the flags.
8495 (Layout::create_notes): New function, broken out of
8497 (Layout::finalize): Don't create note sections.
8498 (Layout::create_note): Don't crash if linker script discards
8500 (Layout::create_gold_note): Likewise.
8501 (Layout::create_build_id): Likewise. Don't set
8502 after_input_sections on the section.
8503 (Layout::create_executable_stack_info): Remove target parameter.
8505 * layout.h (class Layout): Declare create_notes. Update
8506 declaration of create_executable_stack_info.
8507 * gold.cc (queue_middle_tasks): Call create_notes.
8508 * output.cc (Output_section::update_flags_for_input_section): Move
8509 here from output.h. If SHF_ALLOC flag is newly set, mark address
8511 * output.h (Output_data::mark_address_invalid): New function.
8512 (class Output_section): Only declare, not define,
8513 update_flags_for_input_section. Remove set_flags.
8515 2009-06-24 Ian Lance Taylor <iant@google.com>
8517 * script-sections.cc (Output_section_definition::
8518 set_section_addresses): Rename shadowing local load_address to
8521 2009-06-24 Ian Lance Taylor <iant@google.com>
8524 * reloc.cc (relocate_sections): Skip empty relocation sections.
8526 2009-06-23 Ian Lance Taylor <iant@google.com>
8529 * layout.cc (Layout::create_note): Use choose_output_section
8530 rather than make_output_section.
8532 2009-06-23 Ian Lance Taylor <iant@google.com>
8535 * options.cc (General_options::parse_V): Set printed_version_.
8536 (General_options::General_options): Initialize printed_version_.
8537 * options.h (class General_options): Add printed_version_ field.
8538 * gold.cc (queue_initial_tasks): If there are no input files,
8539 don't give a fatal error if we printed the version information.
8540 (queue_middle_tasks): If using -r with a shared object, give a
8541 fatal error rather than an ordinary error.
8543 2009-06-23 Ian Lance Taylor <iant@google.com>
8546 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8547 (Layout::make_output_section): Set have_stabstr_section_ if we see
8548 a .stab*str section.
8549 (Layout::finalize): Call link_stabs_sections.
8550 (Layout::link_stabs_sections): New file.
8551 * layout.h (class Layout): Add have_stabstr_section_ field.
8552 Declare link_stabs_sections.
8554 2009-06-23 Doug Kwan <dougkwan@google.com>
8556 * Makefile.am (libgold_a_LIBADD): New.
8557 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8558 * Makefile.in: Regenerate.
8559 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8560 * configure: Regenerate.
8561 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8562 * fileread.cc: Include sys/state.h
8563 * gold.h: Declare memmem and strndup if found missing.
8564 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8566 2009-06-23 Ian Lance Taylor <iant@google.com>
8568 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8569 * configure: Rebuild.
8571 2009-06-23 Ian Lance Taylor <iant@google.com>
8574 * object.cc (Object::section_contents): Don't try to get a view if
8575 the section has length zero.
8576 (Object::handle_gnu_warning_section): If the section is empty, use
8577 the name of the section as the warning.
8579 2009-06-23 Ian Lance Taylor <iant@google.com>
8582 * stringpool.h (class Stringpool_template): Add optimize_ field.
8583 (Stringpool_template::set_optimize): New function.
8584 * stringpool.cc (Stringpool_template::Stringpool_template):
8585 Initialize optimize_ field.
8586 (Stringpool_template::set_string_offsets): Test local optimize
8587 fild rather than parameter.
8588 * layout.cc (Layout::Layout): Call set_optimize on the section
8591 2009-06-22 Ian Lance Taylor <iant@google.com>
8594 * yyscript.y: Parse TARGET.
8595 * script.cc (script_set_target): New function.
8596 * script-c.h (script_set_target): Declare.
8597 * options.cc (General_options::string_to_object_format): Rename
8598 from string_to_object_format in anonymous namespace. Change
8600 * options.h (class General_options): Declare
8601 string_to_object_format.
8603 2009-06-22 Ian Lance Taylor <iant@google.com>
8605 * script-sections.cc (Script_sections::create_segments): Don't put
8606 program headers in a PT_LOAD segment if -n or -N.
8608 2009-06-22 Ian Lance Taylor <iant@google.com>
8611 * options.h (class General_options): Add -z lazy and -z now. Sort
8612 -z options into alphabetical order.
8613 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8615 2009-06-21 Ian Lance Taylor <iant@google.com>
8617 * layout.cc (Layout::make_output_section): Call
8618 Target::new_output_section.
8619 (Layout::attach_allocated_section_to_segment): Put large section
8620 sections in a separate load segment with the large segment flag
8622 (Layout::segment_precedes): Sort large data segments after other
8624 (align_file_offset): New static function.
8625 (Layout::set_segment_offsets): Use align_file_offset.
8626 * output.h (class Output_section): Add is_small_section_ and
8627 is_large_section_ fields.
8628 (Output_section::is_small_section): New function.
8629 (Output_section::set_is_small_section): New function.
8630 (Output_section::is_large_section): New function.
8631 (Output_section::set_is_large_section): New function.
8632 (Output_section::is_large_data_section): New function.
8633 (class Output_segment): Add is_large_data_segment_ field.
8634 (Output_segment::is_large_data_segment): New function.
8635 (Output_segment::set_is_large_data_segment): New function.
8636 * output.cc (Output_section::Output_section): Initialize new
8638 (Output_segment::Output_segment): Likewise.
8639 (Output_segment::add_output_section): Add assertion that large
8640 data sections always go in large data segments. Force small data
8641 sections to the end of the list of data sections. Force small BSS
8642 sections to the start of the list of BSS sections. For large BSS
8643 sections to the end of the list of BSS sections.
8644 * symtab.h (class Symbol): Declare is_common_shndx.
8645 (Symbol::is_defined): Check Symbol::is_common_shndx.
8646 (Symbol::is_common): Likewise.
8647 (class Symbol_table): Define enum Commons_section_type. Update
8648 declarations. Add small_commons_ and large_commons_ fields.
8649 * symtab.cc (Symbol::is_common_shndx): New function.
8650 (Symbol_table::Symbol_table): Initialize new fields.
8651 (Symbol_table::add_from_object): Put small and large common
8652 symbols in the right list.
8653 (Symbol_table::sized_finalized_symbol): Check
8654 Symbol::is_common_shndx.
8655 (Symbol_table::sized_write_globals): Likewise.
8656 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8657 common symbol lists. Don't call do_allocate_commons_list if the
8659 (Symbol_table::do_allocate_commons_list): Remove is_tls
8660 parameter. Add comons_section_type parameter. Change all
8661 callers. Handle small and large common symbols.
8662 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8663 Symbol::is_common_shndx.
8664 * resolve.cc (symbol_to_bits): Likewise.
8665 * target.h (Target::small_common_shndx): New function.
8666 (Target::small_common_section_flags): New function.
8667 (Target::large_common_shndx): New function.
8668 (Target::large_common_section_flags): New function.
8669 (Target::new_output_section): New function.
8670 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8671 small_common_section_flags, and large_common_section_flags
8673 (Target::do_new_output_section): New virtual function.
8674 * arm.cc (Target_arm::arm_info): Initialize new fields.
8675 * i386.cc (Target_i386::i386_info): Likewise.
8676 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8678 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8679 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8680 (Target_x86_64::do_new_output_section): New function.
8681 * configure.ac: Define conditional MCMODEL_MEDIUM.
8682 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8683 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8684 (large_LDFLAGS): Define.
8685 * testsuite/large.c: New file.
8686 * testsuite/testfile.cc (Target_test::test_target_info):
8687 Initialize new fields.
8688 * configure, testsuite/Makefile.in: Rebuild.
8690 2009-06-05 Doug Kwan <dougkwan@google.com>
8692 * Makefile.am (CCFILES): Add target.cc.
8693 * Makefile.in: Regenerate.
8694 * i386.cc (class Target_i386): Define new virtual method to
8695 override do_is_local_label_name in parent.
8696 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8697 local symbols if --discard-locals or -X is given.
8698 * options.h (class General_options): Declare new options
8699 '--discard-locals' and '-X' for discarding locals.
8700 * target.h (class Target): Define new methods is_local_label_name.
8701 Declare new virtual method do_is_local_label_name.
8702 * target.cc: New file.
8703 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8704 (check_SCRIPTS): Add discard_locals_test.sh.
8705 (check_DATA): Add discard_local_tests.syms.
8706 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8707 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8708 * testsuite/Makefile.in: Regenerate.
8709 * testsuite/discard_locals_test.c: New file.
8710 * testsuite/discard_locals_test.sh: Same.
8712 2009-06-05 Doug Kwan <dougkwan@google.com>
8714 * object.cc (Sized_relobj::Sized_relobj): Initialize
8715 discarded_eh_frame_shndx_ to -1U.
8716 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8718 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8719 a discarded .eh_frame section.
8720 (Sized_relobj::do_finalize_local_symbols): Ditto.
8721 * object.h (class Sized_relobj): Declare new member
8722 discarded_eh_frame_shndx_.
8723 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8724 (local_labels_test.o, local_labels_test): New rules.
8725 * testsuite/Makefile.in: Regenerate.
8727 2009-06-04 Doug Kwan <dougkwan@google.com>
8729 * layout.cc (Layout::section_name_mapping): Add mapping for
8730 special ARM sections.
8732 2009-06-03 Doug Kwan <dougkwan@google.com>
8734 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8735 (utils::has_overflow): Same.
8737 2009-06-03 Ian Lance Taylor <iant@google.com>
8739 * layout.cc (Layout::section_name_mapping): New array, replacing
8740 Layout::linkonce_mapping.
8741 (Layout::section_name_mapping_count): New variable, replacing
8742 Layout::linkonce_mapping_count.
8743 (Layout::linkonce_output_name): Remove.
8744 (Layout::output_section_name): Rewrite.
8745 * layout.h (class Layout): Rename Linkonce_mapping to
8746 Section_name_mapping, linkonce_mapping to section_name_mapping,
8747 linkonce_mapping_count to section_name_mapping_count. Don't
8748 declare linkonce_output_name.
8750 2009-06-03 Doug Kwan <dougkwan@google.com>
8752 * gold/arm.cc (namespace utils): New.
8753 (Target_arm::reloc_is_non_pic): Define new method.
8754 (class Arm_relocate_functions): New.
8755 (Target_arm::Relocate::relocate): Handle relocation types used by
8758 2009-06-03 Ian Lance Taylor <iant@google.com>
8760 * arm.cc (Target_arm::scan::global): Use || instead of |.
8762 2009-06-02 Doug Kwan <dougkwan@google.com>
8764 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8765 issued_non_pic_error_.
8766 (class Target_arm::Scan): Declare new method check_non_pic.
8767 Define new method symbol_needs_plt_entry.
8768 Declare new data member issued_non_pic_error_.
8769 (class Target_arm::Relocate): Declare new method
8770 should_apply_static_reloc.
8771 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8772 (Target_arm::Scan::check_non_pic): Define new method.
8773 (Target_arm::Scan::local): Handle a small subset of reloc types used
8775 (Target_arm::Scan::local): Same.
8776 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8778 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8780 * incremental.cc (Incremental_inputs::report_command_line): Filter
8781 out --incremental-* options.
8783 2009-05-29 Doug Kwan <dougkwan@google.com>
8785 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8787 (class Target_arm): Update comment.
8788 (Target_arm::Target_arm): Initialize new data members GOT_,
8789 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8790 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8791 and Target_arm::rel_dyn_section.
8792 Declare new_enum Target_arm::Got_type.
8793 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8795 Update commments for member do_dynsym_value.
8796 (Target_arm::got_size, Target_arm::plt_section,
8797 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8798 new methods inside class defintion.
8799 (Target_arm::got_section): Define new method.
8800 (Target_arm::rel_dyn_section): Same.
8801 (Output_data_plt_arm): New template class.
8802 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8803 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8804 (Output_data_plt_arm::add_entry): Same.
8805 (Output_data_plt_arm::first_plt_entry): Define new
8806 static data member for PLT instruction template.
8807 (Output_data_plt_arm::plt_entry): Same.
8808 (Output_data_plt_arm::do_write): Define new method.
8809 (Target_arm::make_plt_entry): Same.
8810 (Target_arm::do_finalize_sections): Same.
8811 (Target_arm::do_dynsym_value): Same.
8813 2009-05-28 Doug Kwan <dougkwan@google.com>
8815 * Makefile.am (TARGETSOURCES): Add arm.cc.
8816 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8817 * Makefile.in: Regenerate.
8819 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8821 2009-05-26 Doug Kwan <dougkwan@google.com>
8823 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8824 (General_options::check_excluded_libs): Strip off directories in
8825 archive name before matching like GNU ld does.
8826 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8827 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8828 (exclude_libs_test_LDFLAGS): Add linker option
8829 -Wl,--exclude-libs,libexclude_libs_test_3
8830 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8831 an explicit archive without using -l.
8832 (alt/libexclude_libs_test_3.a): New make rule.
8833 * testsuite/Makefile.in: Regenerate.
8834 * testsuite/exclude_libs_test.c : Declare lib3_default().
8836 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8837 * exclude_libs_test_3.c: New file.
8839 2009-05-26 Nick Clifton <nickc@redhat.com>
8841 * po/id.po: New Indonesian translation.
8842 * po/gold.pot: Updated template file.
8844 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8846 * testsuite/Makefile.am: Add -ffunction-sections to compile
8847 gc_comdat_test files. Add -Wl,--gc-sections to build
8849 * testsuite/Makefile.in: Regenerate.
8850 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8852 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8854 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8855 kept comdat section was garbage collected.
8856 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8857 * testsuite/Makefile.in: Regenerate.
8858 * testsuite/gc_comdat_test.sh: New file.
8859 * testsuite/gc_comdat_test_1.cc: New file.
8860 * testsuite/gc_comdat_test_2.cc: New file.
8862 2009-05-19 Doug Kwan <dougkwan@google.com>
8864 * archive.cc (Archive::Archive): Move constructor from archive.h
8865 to here. Initialize no_export_.
8866 (Archive::get_elf_object_for_member): Set no_export flag of object.
8867 * archive.h (Archive::Archive): Move constructor body to
8869 (Archive::no_export): New method.
8870 (Archive::no_export_): New field.
8871 * object.h (Object::Object): Initialize no_export_ to false.
8872 (Object::no_export, Object::set_no_export): New methods.
8873 (Object::no_export_): New field.
8874 * options.cc (General_options::parse_exclude_libs): New method.
8875 (General_options::check_excluded_libs) Same.
8876 * options.h (exclude_libs): New option.
8877 (General_options::check_excluded_libs): New method declaration.
8878 (General_options::excluded_libs_): New field.
8879 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8880 default or protected visibility if an object has no-export flag set.
8881 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8882 (check_SCRIPTS): Add exclude_libs_test.sh.
8883 (check_DATA): Add exclude_libs_test.syms.
8884 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8885 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8886 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8887 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8888 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8889 libexclude_libs_test_2.a): New rules.
8890 * testsuite/Makefile.in: Regenerate.
8891 * testsuite/exclude_libs_test.c: New file.
8892 * testsuite/exclude_libs_test.sh: Ditto.
8893 * testsuite/exclude_libs_test_1.c: Ditto.
8894 * testsuite/exclude_libs_test_2.c: Ditto.
8896 2009-05-15 Ian Lance Taylor <iant@google.com>
8898 * configure.ac: Check for declarations for cases where libiberty.h
8899 checks HAVE_DECL_xxx.
8900 * configure, config.in: Rebuild.
8902 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8904 * gold.h (Incremental_argument_list): Remove (invalid) forward
8906 * incremental.cc (Incremental_inputs::report_achive): New method.
8907 (Incremental_inputs::report_object): New method.
8908 (Incremental_inputs::report_script): New method.
8909 (Incremental_inputs::finalize_inputs): New method.
8910 (Incremental_inputs::finalize): Call finalize_inputs().
8911 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8912 Create inputs entries.
8913 * incremental.h (Incremental_input_type): New enum.
8914 (Incremental_inputs::Incremental_input): Initialize new fields.
8915 (Incremental_inputs::report_inputs): New method.
8916 (Incremental_inputs::report_achive): New method.
8917 (Incremental_inputs::report_object): New method.
8918 (Incremental_inputs::report_script): New method.
8919 (Incremental_inputs::finalize_inputs): New method.
8920 (Incremental_inputs::Input_info): New struct.
8921 (Incremental_inputs::Input_info_map): New typedef.
8922 (Incremental_inputs::lock_): New field.
8923 (Incremental_inputs::Inputs_): New field.
8924 (Incremental_inputs::Inputs_map): New field.
8925 * main.cc (main): Call Incremental_input::report_inputs.
8926 * options.h (Input_argument_list): Typedef moved from
8928 (Input_file_group::Files): Remove, use ::Input_argument_list.
8929 (Input_file_group::Input_argument_list): Remove, use
8930 ::Input_argument_list.
8931 * plugin.cc (Plugin_manager::add_input_file): Add error in
8933 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8935 * script.cc (read_input_script): Call
8936 Incremental_input::report_script.
8937 * script.h (Script_info): New class.
8939 2009-04-27 Ian Lance Taylor <iant@google.com>
8941 * x86_64.cc (do_adjust_output_section): Set entsize to
8944 2009-04-23 Elliott Hughes <enh@google.com>
8946 * output.cc (Output_file::close): After short writes, continue
8947 writing from the correct offset in the buffer being written.
8949 2009-04-23 Chris Demetriou <cgd@google.com>
8951 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8952 * configure: Regenerate.
8953 * config.in: Regenerate.
8954 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8955 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8957 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8959 * incremental.cc (Incremental_inputs_header_data): Renamed from
8960 Incremental_input_header_data.
8961 (Incremental_inputs_header_data::data_size): New field.
8962 (Incremental_inputs_header_data::put_input_file_count): Renamed
8963 from input_file_count.
8964 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8965 from command_line_offset.
8966 (Incremental_inputs_header_data::put_reserved): Renamed from
8968 (Incremental_inputs_entry_data): Renamed from
8969 Incremental_input_entry_data.
8970 (Incremental_inputs_entry_data::data_size): New field.
8971 (Incremental_inputs::report_command_line): New method.
8972 (Incremental_inputs::finalize): New method.
8973 (Incremental_inputs::create_incremental_inputs_data): New method.
8974 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8975 * incremental.h: New file.
8976 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8977 (Layout::finalize): Create incremental inputs section in
8979 (Layout::create_incremental_info_sections): New method.
8980 * layout.h (Layout::incremental_inputs): New method.
8981 (Layout::create_incremental_info_sections): New method.
8982 (Layout::incremental_inputs_): New field.
8983 * main.cc (main): Notify Incremental_input of the command line.
8985 2009-04-01 Ian Lance Taylor <iant@google.com>
8986 Mikolaj Zalewski <mikolajz@google.com>
8988 * gold.h (reserve_unordered_map): Define, three versions, one for
8989 each version of Unordered_map.
8990 * layout.cc (Layout::Layout): Remove options parameter. Add
8991 number_of_input_files parameter. Don't initialize options_.
8992 Initialize number_of_input_files_ and resized_signatures_. Move
8993 sections_are_attached_.
8994 (Layout::layout_group): Reserve space for group_signatures_.
8995 (Layout::find_or_add_kept_section): Change name parameter to be a
8996 reference. Resize signatures_ map when it gets large enough.
8997 (Layout::layout_eh_frame): Use parameters->options() instead of
8999 (Layout::make_output_section): Likewise.
9000 (Layout::attach_allocated_section_to_segment): Likewise.
9001 (Layout::finalize, Layout::create_executable_stack): Likewise.
9002 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9003 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9004 * layout.h (class Layout): Update declarations. Remove options_
9005 field. Add number_of_input_files_ and resized_signatures_
9006 fields. Move sections_are_attached_ field.
9007 * main.cc (main): Pass number of input files to Layout
9008 constructor. Don't pass options.
9010 2009-03-30 Ian Lance Taylor <iant@google.com>
9012 * ffsll.c (ffsll): Correct implementation.
9014 2009-03-27 Ian Lance Taylor <iant@google.com>
9016 * ffsll.c: New file.
9017 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9018 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9019 * ftruncate.c (ftruncate): Declare before definition.
9020 * mremap.c (mremap): Likewise.
9021 * pread.c (pread): Likewise.
9022 * configure, Makefile.in, config.in: Rebuild.
9024 * mremap.c: New file.
9025 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9026 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9027 (mremap): Declare if HAVE_MREMAP is not defined.
9028 * configure, Makefile.in, config.in: Rebuild.
9030 2009-03-27 Cary Coutant <ccoutant@google.com>
9032 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9033 position independent.
9034 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9035 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9037 2009-03-24 Cary Coutant <ccoutant@google.com>
9039 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9041 (needs_dynamic_reloc): Likewise.
9043 2009-03-24 Ian Lance Taylor <iant@google.com>
9045 * yyscript.y (file_cmd): Recognize EXTERN.
9046 (extern_name_list, extern_name_list_body): New nonterminals.
9047 * script.cc (script_add_extern): Define.
9048 * script-c.h (script_add_extern): Declare.
9050 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9052 * object.cc (is_elf_object): Define.
9053 * object.h (is_elf_object): Declare.
9054 * archive.cc (Archive::get_elf_object_for_member): Call
9056 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9058 2009-03-24 Elliott Hughes <enh@google.com>
9060 * output.cc (Output_file::map_anonymous): Define.
9061 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9062 try an anonymous one. Report the size if the mmap fails.
9063 * output.h (class Output_file): Declare map_anonymous.
9065 2009-03-24 Ian Lance Taylor <iant@google.com>
9067 * target-select.cc (instantiate_target): Don't acquire the lock if
9068 the instantiated_target_ field has already been set.
9070 2009-03-23 Ian Lance Taylor <iant@google.com>
9072 * gold-threads.h (class Initialize_lock): Define.
9073 * gold-threads.cc (class Initialize_lock_once): Define.
9074 (initialize_lock_control): New static variable.
9075 (initialize_lock_pointer): New static variable.
9076 (initialize_lock_once): New static function.
9077 (Initialize_lock::Initialize_lock): Define.
9078 (Initialize_lock::initialize): Define.
9079 * target-select.h: Include "gold-threads.h".
9080 (class Target_selector): Add lock_ and initialize_lock_ fields.
9081 Don't define instantiate_target, just declare it.
9082 * target-select.cc (Target_selector::Target_selector): Initialize
9084 (Target_selector::instantiate_target): Define.
9085 * descriptors.h: Include "gold-threads.h".
9086 (class Descriptors): Add initialize_lock_ field.
9087 * descriptors.cc (Descriptors::Descriptors): Initialize new
9089 (Descriptors::open): Use initialize_lock_ field
9090 * errors.h (class Errors): Add initialize_lock_ field.
9091 * errors.cc (Errors::Errors): Initialize new field.
9092 (Errors::initialize_lock): Use initialize_lock_ field.
9093 * powerpc.cc (class Target_selector_powerpc): Remove
9094 instantiated_target_ field. In do_recognize call
9095 instantiate_target rather than do_instantiate_target. In
9096 do_instantiate_target just allocate a new target.
9097 * sparc.cc (class Target_selector_sparc): Likewise.
9099 * freebsd.h: New file.
9100 * i386.cc: Include "freebsd.h".
9101 (Target_i386): Derive from Target_freebsd rather than
9103 (Target_selector_i386): Derive from Target_selector_freebsd rather
9104 than Target_selector.
9105 * x86_64.cc: Include "freebsd.h".
9106 (Target_x86_64): Derive from Target_freebsd rather than
9108 (Target_selector_x86_64): Derive from Target_selector_freebsd
9109 rather than Target_selector.
9110 * target.h (class Target): Add adjust_elf_header and
9111 do_adjust_elf_header.
9112 * output.cc (Output_file_header:: do_sized_write): Call target
9113 adjust_elf_header routine.
9114 * configure.tgt: Set targ_osabi.
9115 * configure.ac: Define GOLD_DEFAULT_OSABI.
9116 * parameters.cc (Parameters::default_target): Pass
9117 GOLD_DEFAULT_OSABI to select_target.
9118 * target-select.h (class Target_selector): Make instantiate_target
9119 protected rather than private.
9120 * Makefile.am (HFILES): Add freebsd.h.
9121 * configure, Makefile.in, config.in: Rebuild.
9123 * merge.cc (do_add_input_section): Correct pend value. Change
9124 message about last entry not being null terminated from error to
9127 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9129 * incremental.cc: New file.
9130 * Makefile.am (CCFILES): Add incremental.cc.
9131 * Makefile.in: Rebuild.
9133 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9135 * layout.cc (Layout::output_section_name): Preserve names
9136 of '.note.' sections.
9138 2009-03-19 Ian Lance Taylor <iant@google.com>
9140 * descriptors.cc (Descriptors::open): Check that the options are
9141 valid before using them.
9143 2009-03-18 Ian Lance Taylor <iant@google.com>
9145 * script-sections.h: Include <list>.
9146 (class Script_sections): Change Sections_elements from std::vector
9147 to std::list. Typedef public Elements_iterator. Add
9148 orphan_section_placement_, data_segment_align_start_, and
9149 saw_data_segment_align_ fields. Remove data_segment_align_index_
9151 * script-sections.cc (class Orphan_section_placement): New class.
9152 (class Sections_element): Add virtual functions is_relro and
9153 orphan_section_init. Remove virtual function place_orphan_here.
9154 (class Output_section_definition): Add is_relro and
9155 orphan_section_init. Remove place_orphan_here.
9156 (class Orphan_output_section): Likewise.
9157 (Script_sections::Script_sections): Update for field changes.
9158 (Script_sections::data_segment_align): Set saw_data_segment_align_
9159 and data_segment_align_start_, not data_segment_align_index.
9160 (Script_sections::data_segment_relro_end): Check
9161 saw_data_segment_align_. Use data_segment_align_start_ rather
9162 than data_segment_align_index_.
9163 (Script_sections::place_orphan): Rewrite to use
9164 Orphan_section_placement.
9166 2009-03-17 Ian Lance Taylor <iant@google.com>
9168 * archive.cc (Archive::add_symbols): Check for a version attached
9169 to the symbol name in the archive map.
9170 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9171 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9172 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9173 (ver_test_11.a): New target.
9174 * testsuite/Makefile.in: Rebuild.
9176 * configure.ac: Check for chsize and posix_fallocate. Replace
9178 * ftruncate.c: New file, from gnulib.
9179 * output.cc (posix_fallocate): Define dummy version if not
9180 HAVE_POSIX_FALLOCATE.
9181 (Output_file::map): Call posix_fallocate rather than lseek and
9183 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9184 * configure, Makefile.in, config.in: Rebuild.
9186 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9188 * layout.h (Layout::create_note): Add section_name parameter.
9189 * layout.cc (Layout::create_note): Likewise.
9190 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9192 2009-03-17 Ian Lance Taylor <iant@google.com>
9194 * descriptors.cc: Include "options.h".
9195 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9196 (Descriptors::open): Always use O_CLOEXEC when opening a new
9197 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9198 then set FD_CLOEXEC.
9200 * sparc.cc (class Target_sparc): Add has_got_section.
9201 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9202 make sure we have a GOT section.
9204 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9205 (Target_sparc::Scan::local): Likewise.
9206 (Target_sparc::Scan::global): Likewise.
9207 (Target_sparc::Relocate::relocate): Likewise.
9208 (Target_sparc::Relocate::relocate_tls): Likewise.
9210 * symtab.cc (Symbol_table::define_default_version): New function,
9211 broken out of add_from_object.
9212 (Symbol_table::add_from_object): Call define_default_version.
9213 (Symbol_table::define_special_symbol): Add resolve_oldsym
9214 parameter. Change all callers. If the version for a symbol comes
9215 from a version script, resolve it with the symbol with the same
9216 name with no version. Also add the symbol without a version if
9218 (do_define_in_output_data): If resolving with oldsym, don't delete
9220 (do_define_in_output_segment): Likewise.
9221 (do_define_as_constant): Likewise.
9222 * symtab.h (class Symbol_table): Update declarations.
9224 2009-03-13 Ian Lance Taylor <iant@google.com>
9226 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9227 (Read_symbols::requeue): New function.
9228 (Read_symbols::do_read_symbols): If make_elf_object fails because
9229 the target type is not configured, and the file was searched for,
9230 issue a warning and retry with the next directory.
9231 (Add_symbols::run): If the file has an incompatible format, and
9232 it was searched for, requeue the Read_symbols task. On error,
9234 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9235 dirindex parameter to constructor. Change all callers. Declare
9236 incompatible_warning and requeue.
9237 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9238 input_argument_ and input_group_ fields. Add them to
9239 constructor. Change all callers.
9240 (class Read_script): Add dirindex_ field. Add it to constructor.
9242 * archive.cc (Archive::setup): Remove input_objects parameter.
9244 (Archive::get_file_and_offset): Likewise.
9245 (Archive::read_all_symbols): Likewise.
9246 (Archive::read_symbols): Likewise.
9247 (Archive::get_elf_object_for_member): Remove input_objects
9248 parameter. Add punconfigured parameter. Change all callers.
9249 (Archive::add_symbols): Change return type to bool. Check return
9250 value of include_member.
9251 (Archive::include_all_members): Likewise.
9252 (Archive::include_member): Change return type to bool. Return
9253 false if first included object has incompatible target. Set
9254 included_member_ field.
9255 (Add_archive_symbols::run): If add_symbols returns false, requeue
9257 * archive.h (class Archive): Add included_member_ field.
9258 Initialize it in constructor. Add input_file and searched_for
9259 methods. Update declarations.
9260 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9261 input_argument_ fields. Add them to constructor. Change all
9263 * script.cc: Include "target-select.h".
9264 (class Parser_closure): Add skip_on_incompatible_target_ and
9265 found_incompatible_target_ fields. Add
9266 skip_on_incompatible_target parameter to constructor. Change all
9267 callers. Add methods skip_on_incompatible_target,
9268 clear_skip_on_incompatible_target, found_incompatible_target, and
9269 set_found_incompatible_target.
9270 (read_input_script): Add dirindex parameter. Change all callers.
9271 If parser finds an incompatible target, requeue Read_symbols
9273 (script_set_symbol): Clear skip_on_incompatible_target in
9275 (script_add_assertion, script_parse_option): Likewise.
9276 (script_start_sections, script_add_phdr): Likewise.
9277 (script_check_output_format): New function.
9278 * script.h (read_input_script): Update declaration.
9279 * script-c.h (script_check_output_format): Declare.
9280 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9281 (ignore_cmd): Remove OUTPUT_FORMAT.
9282 * fileread.cc (Input_file::Input_file): Add explicit this.
9283 (Input_file::will_search_for): New function.
9284 (Input_file::open): Add pindex parameter. Change all callers.
9285 * fileread.h (class Input_file): Add input_file_argument method.
9286 Declare will_search_for. Update declarations.
9287 * object.cc (make_elf_object): Add punconfigured parameter.
9289 * object.h (class Object): Make input_file public. Add
9290 searched_for method.
9291 (make_elf_object): Update declaration.
9292 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9294 * dirsearch.h (class Dirsearch): Update declaration.
9295 * options.h (class General_options): Add --warn-search-mismatch.
9296 * parameters.cc (Parameters::is_compatible_target): New function.
9297 * parameters.h (class Parameters): Declare is_compatible_target.
9298 * workqueue.cc (Workqueue::add_blocker): New function.
9299 * workqueue.h (class Workqueue): Declare add_blocker.
9301 * fileread.cc (Input_file::open): Remove options parameter.
9303 (Input_file::open_binary): Likewise.
9304 * script.cc (read_input_script): Likewise.
9305 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9306 options parameter from constructor. Change all callers.
9307 (class Read_script): Likewise.
9308 * fileread.h (class Input_file): Update declarations.
9309 * script.h (read_input_script): Update declaration.
9311 2009-03-10 Nick Clifton <nickc@redhat.com>
9313 * po/es.po: New Spanish translation.
9315 2009-03-06 Cary Coutant <ccoutant@google.com>
9317 * options.cc (parse_short_option): Keep dash_z from registering itself.
9319 2009-03-03 Ian Lance Taylor <iant@google.com>
9322 * target-reloc.h (relocate_section): Pass output_section to
9324 * i386.cc (Target_i386::should_apply_static_reloc): Add
9325 output_section parameter. Change all callers.
9326 (Target_i386::Relocate::relocate): Add output_section parameter.
9327 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9328 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9329 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9330 * testsuite/two_file_shared.sh: New script.
9331 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9332 (check_DATA): Add two_file_shared.dbg.
9333 (two_file_shared.dbg): New target.
9334 * testsuite/Makefile.in: Rebuild.
9336 2009-03-01 Ian Lance Taylor <iant@google.com>
9338 * configure.ac: Check for byteswap.h.
9339 * configure: Rebuild.
9340 * config.in: Rebuild.
9342 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9344 * layout.cc (Layout::find_or_add_kept_section): New function.
9345 (Layout::add_comdat): Removed.
9346 * layout.h (struct Kept_section): Move out of class Layout.
9347 Remove trailing underscores from field names. Add group_sections
9348 field. Rename group_ field to is_group. Change all uses.
9349 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9350 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9351 comdat_groups_ field.
9352 (Sized_relobj::include_section_group): Use
9353 find_or_add_kept_section and Kept_section::group_sections.
9354 (Sized_relobj::include_linkonce_section): Likewise.
9355 * object.cc (class Sized_relobj): Don't define Comdat_group or
9356 Comdat_group_table. Remove find_comdat_group and
9357 add_comdat_group. Remove comdat_groups_ field.
9358 * plugin.cc (include_comdat_group): Use
9359 Layout::find_or_add_kept_section.
9361 2009-02-28 Ian Lance Taylor <iant@google.com>
9363 * README: --gc-sections and map files are now supported. Document
9364 some build requirements.
9367 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9368 relocatable link set the value of the section symbol to zero.
9369 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9370 relocatable link don't include the section address in the local
9373 2009-02-27 Ian Lance Taylor <iant@google.com>
9376 * options.h (class Search_directory): Add is_system_directory.
9377 (class General_options): Declare is_in_system_directory.
9378 * options.cc (get_relative_sysroot): Make static.
9379 (get_default_sysroot): Make static.
9380 (General_optoins::is_in_system_directory): New function.
9381 * fileread.cc (Input_file::is_in_system_directory): New function.
9382 * fileread.h (class Input_file): Declare is_in_system_directory.
9383 * object.h (class Object): Add is_in_system_directory.
9384 (class Input_objects): Remove system_library_directory_ field.
9385 * object.cc (Input_objects::add_object): Don't set
9386 system_library_directory_.
9387 (input_objects::found_in_system_library_directory): Remove.
9388 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9389 parameter. Change all callers.
9390 (Symbol_table::sized_write_globals): Likewise.
9391 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9392 Call Object::is_in_system_directory.
9393 * symtab.h (class Symbol_table): Update declarations.
9396 * descriptors.h (Open_descriptor): Add is_on_stack field.
9397 * descriptors.cc (Descriptors::open): If the descriptor is on the
9398 top of the stack, remove it. Initialize is_on_stack field.
9399 (Descriptors::release): Only add pod to stack if it is not on the
9401 (Descriptors::close_some_descriptor): Clear stack_next and
9405 * output.cc (Output_section::find_starting_output_address): Rename
9406 from starting_output_address; add PADDR parameter; change return
9408 * output.h (class Output_section): Declare
9409 find_starting_output_address instead of starting_output_address.
9410 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9411 section symbol for which we can't find a merge section.
9414 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9415 hidden or internal, force the symbol to be local.
9416 * resolve.cc (Symbol::override_visibility): Define.
9417 (Symbol::override_base): Use override_visibility.
9418 (Symbol_table::resolve): Likewise.
9419 (Symbol::override_base_with_special): Likewise.
9420 (Symbol_table::override_with_special): If the visibility is hidden
9421 or internal, force the symbol to be local.
9422 * symtab.h (class Symbol): Add set_visibility and
9423 override_visibility.
9424 * testsuite/ver_test_1.sh: New file.
9425 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9426 (check_DATA): Add ver_test_1.syms.
9427 (ver_test_1.syms): New target.
9428 * testsuite/Makefile.in: Rebuild.
9430 2009-02-25 Cary Coutant <ccoutant@google.com>
9432 * layout.cc (Layout::choose_output_section): Don't rename sections
9433 when using a linker script that has a SECTIONS clause.
9434 * Makefile.in: Regenerate.
9436 * testsuite/Makefile.am (script_test_5.sh): New test case.
9437 * testsuite/Makefile.in: Regenerate.
9438 * testsuite/script_test_5.cc: New file.
9439 * testsuite/script_test_5.sh: New file.
9440 * testsuite/script_test_5.t: New file.
9442 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9444 * archive.cc (Archive::include_member): Update calls to add_symbols.
9445 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9446 the Layout argument.
9447 * dynobj.h (do_add_symbols): Add the Layout argument.
9448 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9450 * object.h (Object::add_symbols): Add the Layout argument.
9451 (Object::do_add_symbols): Add the Layout argument.
9452 (Sized_relobj::do_add_symbols): Add the Layout argument.
9453 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9454 Unify the two versions.
9455 (Add_plugin_symbols): Remove.
9456 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9457 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9458 (Add_plugin_symbols): Remove.
9459 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9460 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9461 (Add_symbols::run): Make it work with Pulginobj.
9463 2009-02-06 Ian Lance Taylor <iant@google.com>
9465 * object.cc (Sized_relobj::do_layout): Make info message start
9466 with lower case letter.
9468 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9470 * binary.cc: Fix file comment.
9472 * options.h (enum Incremental_disposition): Define.
9473 (class General_options): Add new options: --incremental,
9474 --incremental_changed, --incremental_unchanged,
9475 --incremental_unknown. Add incremental_disposition_ and
9476 implicit_incremental_ fields.
9477 (General_options::incremental_disposition): New function.
9478 (class Position_dependent_options): Add incremental_disposition
9480 (Position_dependent_options::copy_from_options): Set incremental
9482 * options.cc (General_options::parse_incremental_changed): New
9484 (General_options::parse_incremental_unchanged): New function.
9485 (General_options::parse_incremental_unknown): New function.
9486 (General_options::General_options): Initialize new fields
9487 incremental_disposition_ and implicit_incremental_.
9488 (General_options::finalize): Check for uasge of --incremental-*
9489 without --incremental.
9491 2009-02-06 Chris Demetriou <cgd@google.com>
9493 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9494 pointer and to report location as the file name associated with
9496 (gold_undefined_symbol_at_location): New function to replace the
9497 old gold_undefined_symbol functionality.
9498 * target-reloc.h (relocate_section): Update to use
9499 gold_undefined_symbol_at_location.
9500 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9501 Call gold_undefined_symbol function rather than gold_error.
9502 * errors.h (Errors::undefined_symbol): Take location as a
9503 string, rather than calculating it from a relocation.
9504 * errors.cc (Errors::fatal): Print "fatal error:" before the
9506 (Errors::error, Errors::error_at_location): Print "error: "
9507 before the formatted message.
9508 (Errors::undefined_symbol): Take location as a string, rather
9509 than calculating it from a relocation.
9510 (gold_undefined_symbol_at_location): New function akin to
9511 old gold_undefined_symbol, calculates location from relocation.
9512 (gold_undefined_symbol): Change to take only a Symbol pointer
9513 and to report location as the file name associated with the symbol.
9514 * testsuite/debug_msg.sh: Update for changed error messages.
9515 * testsuite/undef_symbol.sh: Likewise.
9517 2009-02-04 Duncan Sands <baldrick@free.fr>
9520 * reduced_debug_output.h
9521 (Output_reduced_debug_abbrev_section::failed): Use format for
9523 (Output_reduced_debug_info_section::faild): Likewise.
9525 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9527 * script.cc (Lazy_demangler): New class.
9528 (Version_script_info::get_symbol_version_helper): Demangle a
9531 2009-01-29 Cary Coutant <ccoutant@google.com>
9533 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9535 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9537 2009-01-28 Ian Lance Taylor <iant@google.com>
9539 * version.cc (version_string): Bump to 1.9.
9541 * gold.h: Include <cstring> and <stdint.h>.
9542 * version.cc: Include <cstdio>.
9543 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9545 * reduced_debug_output.cc (insert_into_vector): Rename from
9546 Insert_into_vector; change all callers. Use Swap_unaligned to
9547 avoid aliasing issue; remove union since it is unnecessary.
9549 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9551 * Makefile.am (CCFILES): Add gc.cc.
9553 * Makefile.in: Regenerate.
9554 * gold.cc (Gc_runner): New class.
9555 (queue_initial_tasks): Call garbage collection related tasks
9556 when corresponding options are invoked.
9557 (queue_middle_gc_tasks): New function.
9558 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9559 processed early before laying out sections during garbage collection.
9560 * gold.h (queue_middle_gc_tasks): New function.
9561 (is_prefix_of): Move from "layout.cc".
9562 * i386.cc (Target_i386::gc_process_relocs): New function.
9563 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9564 * main.cc (main): Create object of class "Garbage_collection".
9565 * object.cc (Relobj::copy_symbols_data): New function.
9566 (Relobj::is_section_name_included): New function.
9567 (Sized_relobj::do_layout): Allow this function to be called twice
9568 during garbage collection and defer layout of section during the
9570 * object.h (Relobj::get_symbols_data): New function.
9571 (Relobj::is_section_name_included): New function.
9572 (Relobj::copy_symbols_data): New function.
9573 (Relobj::set_symbols_data): New function.
9574 (Relobj::get_relocs_data): New function.
9575 (Relobj::set_relocs_data): New function.
9576 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9577 (Relobj::gc_process_relocs): New function.
9578 (Relobj::do_gc_process_relocs): New pure virtual function.
9579 (Relobj::sd_): New data member.
9580 (Sized_relobj::is_output_section_offset_invalid): New function.
9581 (Sized_relobj::do_gc_process_relocs): New function.
9582 * options.h (General_options::gc_sections): Modify to not be a no-op.
9583 (General_options::print_gc_sections): New option.
9584 * plugin.cc (Plugin_finish::run): Remove function call to
9585 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9586 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9587 * reloc.cc (Read_relocs::run): Add task to process relocs and
9588 determine unreferenced sections when doing garbage collection.
9589 (Gc_process_relocs): New class.
9590 (Sized_relobj::do_gc_process_relocs): New function.
9591 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9592 sections that are garbage collected.
9593 * reloc.h (Gc_process_relocs): New class.
9594 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9595 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9596 symbols whose corresponding sections are garbage collected.
9597 (Symbol_table::Symbol_table): Add new parameter for the garbage
9599 (Symbol_table::gc_mark_undef_symbols): New function.
9600 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9601 (Symbol_table::gc_mark_dyn_syms): New function.
9602 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9604 (Symbol_table::add_from_object): Likewise.
9605 (Symbol_table::add_from_relobj): When building shared objects, do not
9606 treat externally visible symbols as garbage.
9607 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9608 table information for static and relocatable links.
9609 * symtab.h (Symbol_table::set_gc): New function.
9610 (Symbol_table::gc): New function.
9611 (Symbol_table::gc_mark_undef_symbols): New function.
9612 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9613 (Symbol_table::gc_mark_dyn_syms): New function.
9614 (Symbol_table::gc_): New data member.
9615 * target.h (Sized_target::gc_process_relocs): New pure virtual
9617 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9618 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9620 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9622 * options.h (General_options::gc_sections): Define as a no-op for now.
9623 (General_options::no_keep_memory): Ditto.
9624 (General_options::Bshareable): Define.
9625 * options.cc (General_options::finalize): Honor -Bshareable.
9627 2009-01-20 Andreas Schwab <schwab@suse.de>
9629 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9630 read the value in the contents, since we don't use it. Use the
9631 template endianness when writing.
9632 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9634 2009-01-19 Andreas Schwab <schwab@suse.de>
9636 * configure.tgt (powerpc64-*): Fix targ_obj.
9638 2009-01-15 Ian Lance Taylor <iant@google.com>
9640 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9641 local symbols when stripping all symbols.
9643 2009-01-14 Cary Coutant <ccoutant@google.com>
9645 * output.cc (Output_reloc): Add explicit instantiations.
9647 2009-01-14 Cary Coutant <ccoutant@google.com>
9649 * archive.cc (Archive::get_elf_object_for_member): Remove call
9650 to File_read::claim_for_plugin.
9651 * descriptors.cc (Descriptors::open): Remove reference to
9653 (Descriptors::claim_for_plugin): Remove.
9654 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9655 (Descriptors::is_claimed): Remove.
9656 (claim_descriptor_for_plugin): Remove.
9657 * fileread.cc (File_read::claim_for_plugin): Remove.
9658 * fileread.h (File_read::claim_for_plugin): Remove.
9659 (File_read::descriptor): Reopen descriptor if necessary.
9660 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9661 (Plugin_manager::all_symbols_read): Add task parameter. Change
9663 (Plugin_manager::get_input_file): New function.
9664 (Plugin_manager::release_input_file): New function.
9665 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9666 corresponding data member.
9667 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9668 and pass to base constructor. Change all callers.
9669 (get_input_file, release_input_file): New functions.
9670 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9671 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9672 (Plugin_manager::all_symbols_read): Add task parameter.
9673 (Plugin_manager::get_input_file): New function.
9674 (Plugin_manager::release_input_file): New function.
9675 (Plugin_manager::task_): New data member.
9676 (Pluginobj::Pluginobj): Add filesize parameter.
9677 (Pluginobj::filename): New function.
9678 (Pluginobj::descriptor): New function.
9679 (Pluginobj::filesize): New function.
9680 (Pluginobj::filesize_): New data member.
9681 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9682 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9683 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9685 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9686 with archive libraries.
9687 * testsuite/Makefile.in: Regenerate.
9688 * testsuite/plugin_test.c (struct sym_info): New type.
9689 (get_input_file, release_input_file): New static variables.
9690 (onload): Capture new transfer vector entries.
9691 (claim_file_hook): Stop reading at end of file according to filesize.
9692 Factor out parsing of readelf output into separate function.
9693 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9694 APIs and get the source file name from the symbol table. Convert
9695 source file name to corresponding object file name. Print info
9696 message when adding new input files.
9697 (parse_readelf_line): New function.
9698 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9699 * testsuite/plugin_test_2.sh: Likewise.
9700 * testsuite/plugin_test_3.sh: Likewise.
9701 * testsuite/plugin_test_4.sh: New test case.
9703 2009-01-07 Ian Lance Taylor <iant@google.com>
9705 * version.cc (version_string): Bump to 1.8.
9707 2008-12-23 Cary Coutant <ccoutant@google.com>
9709 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9710 * plugin.cc (Plugin_manager::finish): Rename as
9711 layout_deferred_objects. Move cleanup to separate function.
9712 (Plugin_manager::cleanup): New function.
9713 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9715 * plugin.h (Plugin_manager::finish): Rename as
9716 layout_deferred_objects.
9717 (Plugin_manager::cleanup): New function.
9718 (Plugin_manager::cleanup_done): New field.
9720 2008-12-23 Cary Coutant <ccoutant@google.com>
9722 * plugin.cc (is_visible_from_outside): New function.
9723 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9724 so we don't return "IR only" status for exported symbols or -r links.
9726 * testsuite/Makefile.am (plugin_test_3): New test case.
9727 * testsuite/Makefile.in: Regenerate.
9728 * testsuite/plugin_test_3.sh: New file.
9730 2008-12-22 Cary Coutant <ccoutant@google.com>
9732 * object.cc (Sized_relobj::layout_section): New function.
9733 (Sized_relobj::do_layout): Defer layout of input sections until after
9734 plugin has provided replacement files.
9735 (Sized_relobj::do_layout_deferred_sections): New function.
9736 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9737 (Relobj::layout_deferred_sections): New function.
9738 (Relobj::do_layout_deferred_sections): New function.
9739 (Sized_relobj::do_layout_deferred_sections): New function.
9740 (Sized_relobj::layout_section): New function.
9741 (Sized_relobj::Deferred_layout): New structure.
9742 (Sized_relobj::deferred_layout_): New field.
9743 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9744 Change all callers. Layout deferred sections.
9745 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9747 (Plugin_hook::run): Move code from do_plugin_hook inline.
9748 (Plugin_hook::do_plugin_hook): Remove.
9749 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9750 (Plugin_manager::finish): Renamed, was cleanup.
9751 (Plugin_manager::should_defer_layout): New function.
9752 (Plugin_manager::add_deferred_layout_object): New function.
9753 (Plugin_manager::Deferred_layout_list): New type.
9754 (Plugin_manager::deferred_layout_objects_): New field.
9755 (Plugin_hook::do_plugin_hook): Remove.
9757 2008-12-17 Ian Lance Taylor <iant@google.com>
9759 * options.h (class General_options): Add --no case for
9762 2008-12-16 Cary Coutant <ccoutant@google.com>
9764 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9766 (Plugin_manager::claim_file): Create plugin object even if
9767 plugin did not call the add_symbols callback.
9768 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9769 asking for more symbols than were added.
9770 * testsuite/Makefile.am (plugin_test_1): Add test case with
9772 (empty.syms): New target.
9773 * testsuite/Makefile.in: Regenerate.
9774 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9775 message. Don't call add_symbols if no globals.
9776 (all_symbols_read_hook): Don't provide replacement for empty
9779 2008-12-12 Ian Lance Taylor <iant@google.com>
9781 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9782 r_type == 0 for a local symbol with r_sym == 0.
9783 (scan_relocatable_relocs): Pass r_sym to
9784 local_non_section_strategy.
9785 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9788 * configure.ac: Update test for TLS descriptors: they are
9789 supported as of glibc 2.9.
9790 * configure: Rebuild.
9792 2008-12-11 Ian Lance Taylor <iant@google.com>
9795 * target-reloc.h (Default_scan_relocatable_relocs): For each
9796 function, map r_type == 0 to RELOC_DISCARD.
9798 2008-12-10 Cary Coutant <ccoutant@google.com>
9800 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9801 object to override a kept COMDAT group from a plugin object.
9803 2008-12-09 Ian Lance Taylor <iant@google.com>
9806 * yyscript.y (file_cmd): Handle INPUT.
9808 * testsuite/initpri1.c: Change all declarations to be full
9809 prototypes by adding void, to avoid compiler warnings.
9811 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9813 * options.cc (General_options::parse_plugin_opt): New.
9814 (General_options::add_plugin): The argument now is just the filename.
9815 (General_options::add_plugin_option): New.
9816 * options.h (plugin_opt): New.
9817 (add_plugin): Change argument name.
9818 (add_plugin_option): New.
9819 * plugin.cc (Plugin::load): Don't parse the plugin option.
9820 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9821 (Plugin::add_option): New.
9822 (Plugin::args_): Change type.
9823 (Plugin::filename_): New.
9824 (Plugin_manager::add_plugin_option): New.
9825 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9826 * testsuite/Makefile.in: Regenerate.
9828 2008-12-05 Cary Coutant <ccoutant@google.com>
9830 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9831 Handle --strip-lto-sections option.
9832 * options.h (strip_lto_sections): New option.
9834 2008-12-01 Cary Coutant <ccoutant@google.com>
9836 * plugin.cc (ld_plugin_message): Change format parameter to const.
9837 Fix mismatch between new[] and delete.
9839 2008-11-14 Cary Coutant <ccoutant@google.com>
9841 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9844 2008-11-05 Craig Silverstein <csilvers@google.com>
9846 * options.cc (General_options::parse_dynamic_list): New function.
9847 * options.h (General_options): New flags dynamic_list,
9848 dynamic_list_data, dynamic_list_cpp_new, and
9849 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9850 (General_options::in_dynamic_list): New function.
9851 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9852 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9853 (Lex::can_continue_name): Likewise.
9855 (read_script_file): New parameter script_options.
9856 (read_dynamic_list): New function.
9857 (Script_options::define_dynamic_list): New function.
9858 (dynamic_list_keyword_parsecodes): New variable.
9859 (dynamic_list_keywords): New variable.
9860 * script.h (Script_options::define_dynamic_list): New function
9862 (read_dynamic_list): New function prototype.
9863 * symtab.cc (strprefix): New macro.
9864 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9865 dynamic_list_data, dynamic_list_cpp_new, and
9866 dynamic_list_cpp_typeinfo.
9867 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9868 (dynamic_list_expr): New rule.
9869 (dynamic_list_nodes): Likewise.
9870 (dynamic_list_node): Likewise.
9871 * testsuite/Makefile.am (dynamic_list): New test.
9872 * testsuite/Makefile.in: Regenerated.
9873 * testsuite/dynamic_list.t: New file.
9874 * testsuite/dynamic_list.sh: New file.
9876 2008-11-05 Craig Silverstein <csilvers@google.com>
9878 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9879 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9880 (t11_last): Likewise.
9881 * testsuite/ver_test_6.c (main): Likewise.
9883 2008-10-07 Cary Coutant <ccoutant@google.com>
9885 * options.c (General_options::finalize): Add check for -static and
9887 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9890 2008-10-02 Cary Coutant <ccoutant@google.com>
9892 * plugin.cc (make_sized_plugin_object): Fix conditional
9893 compilation to work when not all targets are enabled.
9895 2008-09-29 Cary Coutant <ccoutant@google.com>
9897 * archive.cc (Archive::get_file_and_offset): Use filename instead
9898 of name to get library path.
9899 (Archive::include_member): Unlock external member of a thin archive.
9901 * testsuite/Makefile.am (TEST_AR): New variable.
9902 (thin_archive_test_1): New test.
9903 (thin_archive_test_2): New test.
9904 * testsuite/Makefile.in: Regenerate.
9905 * testsuite/thin_archive_main.cc: New file.
9906 * testsuite/thin_archive_test_1.cc: New file.
9907 * testsuite/thin_archive_test_2.cc: New file.
9908 * testsuite/thin_archive_test_3.cc: New file.
9909 * testsuite/thin_archive_test_4.cc: New file.
9911 2008-09-29 Cary Coutant <ccoutant@google.com>
9913 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9914 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9916 (Sized_relobj::do_finalize_local_symbols): Likewise.
9917 (Sized_relobj::map_to_kept_section): Likewise.
9918 * object.h (Sized_relobj::invalid_address): New constant.
9919 (Sized_relobj::do_output_section_offset): Check for invalid_address
9921 * output.cc (Output_reloc::local_section_offset): Use constant
9922 invalid_address instead of -1U.
9923 (Output_reloc::get_address): Likewise.
9924 (Output_section::output_address): Change -1U to -1ULL.
9925 * output.h (Output_reloc::invalid_address): New constant.
9926 * reloc.cc (Sized_relobj::write_sections): Use constant
9927 invalid_address instead of -1U.
9928 (Sized_relobj::relocate_sections): Likewise.
9929 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9930 values for merge sections.
9931 * target-reloc.h (relocate_for_relocatable): Use constant
9932 invalid_address instead of -1U.
9934 2008-09-19 Cary Coutant <ccoutant@google.com>
9936 Add plugin functionality for link-time optimization (LTO).
9937 * configure.ac (plugins): Add --enable-plugins option.
9938 * configure: Regenerate.
9939 * config.in: Regenerate.
9940 * Makefile.am (LIBDL): New variable.
9941 (CCFILES): Add plugin.cc.
9942 (HFILES): Add plugin.h.
9943 (ldadd_var): Add LIBDL.
9944 * Makefile.in: Regenerate.
9946 * archive.cc: Include "plugin.h".
9947 (Archive::setup): Don't preread archive symbols when using a plugin.
9948 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9949 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9951 (Archive::include_member): Add symbols from plugin objects.
9952 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9953 * descriptors.cc (Descriptors::open): Check for file descriptors
9954 abandoned by plugins.
9955 (Descriptors::claim_for_plugin): New function.
9956 * descriptors.h (Descriptors::claim_for_plugin): New function.
9957 (Open_descriptor::is_claimed): New field.
9958 (claim_descriptor_for_plugin): New function.
9959 * fileread.cc (File_read::claim_for_plugin): New function.
9960 * fileread.h (File_read::claim_for_plugin): New function.
9961 (File_read::descriptor): New function.
9962 * gold.cc: Include "plugin.h".
9963 (queue_initial_tasks): Add task to call plugin hooks for generating
9965 * main.cc: Include "plugin.h".
9966 (main): Load plugin libraries.
9967 * object.h (Pluginobj): Declare.
9968 (Object::pluginobj): New function.
9969 (Object::do_pluginobj): New function.
9970 (Object::set_target): New function.
9971 * options.cc: Include "plugin.h".
9972 (General_options::parse_plugin): New function.
9973 (General_options::General_options): Initialize plugins_ field.
9974 (General_options::add_plugin): New function.
9975 * options.h (Plugin_manager): Declare.
9976 (General_options): Add --plugin option.
9977 (General_options::has_plugins): New function.
9978 (General_options::plugins): New function.
9979 (General_options::add_plugin): New function.
9980 (General_options::plugins_): New field.
9981 * plugin.cc: New file.
9982 * plugin.h: New file.
9983 * readsyms.cc: Include "plugin.h".
9984 (Read_symbols::do_read_symbols): Check for archive before checking
9985 for ELF file. Call plugin hooks to claim files.
9986 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9987 from a real object file; force override when processing replacement
9989 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9990 (Symbol::init_base_object): Likewise.
9991 (Symbol::init_base_output_data): Likewise.
9992 (Symbol::init_base_output_segment): Likewise.
9993 (Symbol::init_base_constant): Likewise.
9994 (Symbol::init_base_undefined): Likewise.
9995 (Symbol::output_section): Assert that object is not a plugin.
9996 (Symbol_table::add_from_pluginobj): New function.
9997 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9999 (Symbol_table::sized_write_globals): Likewise.
10000 (Symbol_table::add_from_pluginobj): Instantiate template.
10001 * symtab.h (Sized_pluginobj): Declare.
10002 (Symbol::in_real_elf): New function.
10003 (Symbol::set_in_real_elf): New function.
10004 (Symbol::in_real_elf_): New field.
10005 (Symbol_table::add_from_pluginobj): New function.
10007 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10008 (LIBDL): New variable.
10009 (LDADD): Add LIBDL.
10010 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10011 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10012 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10013 (MOSTLYCLEANFILES): Likewise.
10014 * testsuite/Makefile.in: Regenerate.
10015 * testsuite/plugin_test.c: New file.
10016 * testsuite/plugin_test_1.sh: New file.
10017 * testsuite/plugin_test_2.sh: New file.
10019 2008-09-16 Ian Lance Taylor <iant@google.com>
10021 * target-reloc.h (relocate_section): Check whether a symbol is
10022 defined by the ABI before reporting an undefined symbol error.
10023 * target.h (Target::is_defined_by_abi): Make parameter const.
10024 (Target::do_is_defined_by_abi): Likewise.
10025 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10026 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10027 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10028 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10029 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10030 * testsuite/Makefile.in: Rebuild.
10032 * fileread.cc (make_view): Add casts to avoid warning.
10034 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10036 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10037 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10039 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10041 * options.h (General_options::output_is_executable): New.
10042 (General_options::output_is_pie): New.
10043 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10044 for shared libraries.
10045 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10047 2008-09-11 Chris Demetriou <cgd@google.com>
10049 * options.h (origin): New -z option.
10050 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10051 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10054 2008-09-05 Cary Coutant <ccoutant@google.com>
10056 * fileread.cc (File_read::make_view): Add check for attempt to map
10057 beyond end of file.
10059 2008-09-05 Cary Coutant <ccoutant@google.com>
10061 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10062 explicit instantiations.
10064 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10067 * options.cc (General_options::finalize): Allow undefined symbols
10068 in shlibs if linking -shared.
10071 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10072 symbols as not needing a dynsym entry.
10074 2008-08-20 Craig Silverstein <csilvers@google.com>
10076 * fileread.cc (File_read::open): Do not lock the file unless it
10077 was successfully opened.
10079 2008-08-14 Cary Coutant <ccoutant@google.com>
10081 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10082 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10083 * testsuite/tls_test.cc (struct int128): 128-bit struct
10084 for testing TLS relocs with non-zero addend.
10085 (v12): New TLS variable.
10087 (t_last): Add check for v12.
10088 * testsuite/tls_test.h (t12): New function.
10089 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10091 2008-08-13 Ian Lance Taylor <iant@google.com>
10093 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10094 set tls_segment_ or relro_segment_.
10095 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10097 * output.h (Output_section::clear_is_relro): New function.
10098 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10099 sections specially even when output_data_ is empty.
10100 (Output_segment::maximum_alignment): When first section is relro,
10101 only force alignment for PT_LOAD segments.
10102 * script.cc (script_data_segment_align): New function.
10103 (script_data_segment_relro_end): New function.
10104 * script-c.h (script_data_segment_align): Declare.
10105 (script_data_segment_relro_end): Declare.
10106 * script-sections.h (class Script_sections): Declare
10107 data_segment_align and data_segment_relro_end. Add fields
10108 segment_align_index_ and saw_relro_end_.
10109 * script-sections.cc (class Sections_element): Add set_is_relro
10110 virtual function. Add new bool* parameter to place_orphan_here.
10111 Add get_output_section virtual function.
10112 (class Output_section_definition): Add set_is_relro. Add new
10113 bool* parameter to place_orphan_here. Add get_output_section.
10114 Add is_relro_ field.
10115 (Output_section_definition::Output_section_definition): Initialize
10116 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10117 and is_relro_ fields.
10118 (Output_section_definition::place_orphan_here): Add is_relro
10120 (Output_section_definition::set_section_addresses): Set relro for
10122 (Output_section_definition::alternate_constraint): Likewise.
10123 (class Orphan_output_section): Add new bool* parameter to
10124 place_orphan_here. Add get_output_section.
10125 (Orphan_output_section::place_orphan_here): Add is_relro
10127 (Script_sections::Script_sections): Initialize
10128 data_segment_align_index_ and saw_relro_end_.
10129 (Script_sections::data_segment_align): New function.
10130 (Script_sections::data_segment_relro_end): New function.
10131 (Script_sections::place_orphan): Set or clear is_relro.
10132 (Script_sections::set_section_addresses): Force alignment of first
10134 * yyscript.y (exp): Call script_data_segment_align and
10135 script_data_segment_relro_end.
10136 * testsuite/relro_script_test.t: New file.
10137 * testsuite/relro_test.cc (using_script): Declare.
10138 (t1, t2): Test using_script.
10139 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10140 (relro_script_test_SOURCES): Define.
10141 (relro_script_test_DEPENDENCIES): Define.
10142 (relro_script_test_LDFLAGS): Define.
10143 (relro_script_test_LDADD): Define.
10144 (relro_script_test.so): New target.
10145 * testsuite/Makefile.in: Rebuild.
10147 2008-08-06 Cary Coutant <ccoutant@google.com>
10149 * archive.cc (Archive::total_archives, Archive::total_members)
10150 (Archive::total_members_loaded): New variables.
10151 (Archive::setup): Add parameter. Add option to preread
10153 (Archive::read_armap): Add counter.
10154 (Archive::get_file_and_offset): New function.
10155 (Archive::get_elf_object_for_member): New function.
10156 (Archive::read_all_symbols): New function.
10157 (Archive::read_symbols): New function.
10158 (Archive::add_symbols): Add counters.
10159 (Archive::include_all_members): Use armap to find members if it's
10161 (Archive::include_member): Skip reading symbols if already read.
10162 Factored code into Archive::get_file_and_offset and
10163 Archive::get_elf_object_for_member. Changed call to
10164 Mapfile::report_include_archive_member.
10165 (Archive::print_stats): New function.
10166 * archive.h: Declare Object and Read_symbols_data classes.
10167 (Archive::Archive): Add initializers for new members.
10168 (Archive::setup): Add parameter.
10169 (Archive::print_stats): New function.
10170 (Archive::total_archives, Archive::total_members)
10171 (Archive::total_members_loaded): New variables.
10172 (Archive::get_file_and_offset): New function.
10173 (Archive::get_elf_object_for_member): New function.
10174 (Archive::read_all_symbols): New function.
10175 (Archive::read_symbols): New function.
10176 (Archive::Archive_member): New class.
10177 (Archive::members_): New member.
10178 (Archive::num_members_): New member.
10179 * main.cc: Include archive.h.
10180 (main): Call Archive::print_stats.
10181 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10182 archive parameter; member_name is now the fully-decorated name.
10183 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10184 * options.h: (General_options): Add --preread-archive-symbols option.
10185 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10188 2008-08-04 Ian Lance Taylor <iant@google.com>
10190 * symtab.h (Symbol::use_plt_offset): New function.
10191 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10192 * powerpc.cc (Relocate::relocate): Likewise.
10193 * sparc.cc (Relocate::relocate): Likewise.
10194 * x86_64.cc (Relocate::relocate): Likewise.
10195 * testsuite/weak_plt.sh: New test.
10196 * testsuite/weak_plt_main.cc: New test.
10197 * testsuite/weak_plt_shared.cc: New test.
10198 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10199 (check_PROGRAMS): Add weak_plt.
10200 (check_DATA): Add weak_plt_shared.so.
10201 (weak_plt_main_pic.o, weak_plt): New targets.
10202 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10203 * testsuite/Makefile.in: Rebuild.
10205 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10207 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10208 * testsuite/Makefile.in: Rebuild.
10210 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10212 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10213 * Makefile.in: Regenerate.
10214 * po/POTFILES.in: Regenerate.
10216 2008-07-29 Ian Lance Taylor <iant@google.com>
10218 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10219 symbols before other symbols.
10220 * testsuite/script_test_2.cc (test_addr): Declare.
10221 (test_addr_alias): Declare.
10222 (main): Check that test_addr and test_addr_alias have the right
10224 * testsuite/script_test_2.t: Define test_addr_alias and
10227 2008-07-24 Ian Lance Taylor <iant@google.com>
10230 * descriptors.cc: New file.
10231 * descriptors.h: New file.
10232 * gold-threads.h (class Hold_optional_lock): New class.
10233 * fileread.cc: Include "descriptors.h".
10234 (File_read::~File_read): Release descriptor rather than closing
10236 (File_read::open) [file]: Call open_descriptor rather than open.
10237 Set is_descriptor_opened_.
10238 (File_read::open) [memory]: Assert that descriptor is not open.
10239 (File_read::reopen_descriptor): New function.
10240 (File_read::release): Release descriptor.
10241 (File_read::do_read): Make non-const. Reopen descriptor.
10242 (File_read::read): Make non-const.
10243 (File_read::make_view): Reopen descriptor.
10244 (File_read::do_readv): Likewise.
10245 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10246 Update declarations.
10247 * layout.cc: Include "descriptors.h".
10248 (Layout::create_build_id): Use open_descriptor rather than open.
10249 * output.cc: Include "descriptors.h".
10250 (Output_file::open): Use open_descriptor rather than open.
10251 * archive.cc (Archive::const_iterator): Change Archive to be
10253 (Archive::begin, Archive::end): Make non-const.
10254 (Archive::count_members): Likewise.
10255 * archive.h (class Archive): Update declarations.
10256 * object.h (Object::read): Make non-const.
10257 * Makefile.am (CCFILES): Add descriptors.cc.
10258 (HFILES): Add descriptors.h.
10259 * Makefile.in: Rebuild.
10262 * gold.h: Always include <clocale>. Add Solaris workarounds
10263 following code in binutils/sysdep.h.
10266 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10267 this->eh_frame_hdr_ is NULL before using it.
10269 * dynobj.cc (Versions::Versions): Update comment.
10271 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10272 the base version name.
10274 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10275 array size plus one.
10276 (Stringpool_template::set_string_offsets): Subtract one from key
10277 before using it as an array index.
10278 (Stringpool_template::get_offset_with_length): Likewise.
10279 (Stringpool_template::write_to_buffer): Likewise.
10280 * stringpool.h (Stringpool_template::get_offset_from_key):
10283 2008-07-23 Ian Lance Taylor <iant@google.com>
10286 * object.h (Merged_symbol_value::value): Do our best to handle a
10290 * script.cc (Version_script_info::get_versions): Don't add empty
10291 version tag to return value.
10292 (Version_script_info::get_symbol_version_helper): Change return
10293 type to bool. Add pversion parameter. Change all callers.
10294 (script_register_vers_node): Don't require a non-NULL tag.
10295 * script.h (class Version_script_info): Update declarations.
10296 (Version_script_info::get_symbol_version): Change return type to
10297 bool. Add version parameter. Change all callers.
10298 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10299 handling. Handle an empty version from a version script.
10300 (Symbol_table::define_special_symbol): Likewise.
10301 * testsuite/ver_test_10.script: New file.
10302 * testsuite/ver_test_10.sh: New file.
10303 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10304 (check_DATA): Add ver_test_10.syms.
10305 (ver_test_10.syms, ver_test_10.so): New target.
10306 * testsuite/Makefile.in: Rebuild.
10308 2008-07-23 Simon Baldwin <simonb@google.com>
10310 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10311 to zero for undefined symbols from dynamic libraries.
10313 2008-07-23 Ian Lance Taylor <iant@google.com>
10315 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10316 Change all callers.
10317 * symtab.h (class Symbol_table): Update declaration.
10318 * testsuite/ver_test_9.cc: New file.
10319 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10320 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10321 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10322 (ver_test_9.so, ver_test_9.o): New targets.
10323 * testsuite/Makefile.in: Rebuild.
10325 2008-07-22 Ian Lance Taylor <iant@google.com>
10327 * options.h (class General_options): Define --check-sections.
10328 * layout.cc (Layout::set_segment_offsets): Handle
10331 * options.h (class General_options): Define -n/--nmagic and
10333 * options.cc (General_options::finalize): For -n/--nmagic or
10334 -N/--omagic, set -static.
10335 * layout.cc (Layout::attach_allocated_section_to_segment): If
10336 -N/--omagic, don't put read-only and read-write sections in
10337 different segments.
10338 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10339 finding a read-only segment.
10340 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10341 don't set the minimum segment alignment to the common page size,
10342 and don't set the file offset to the address modulo the page size.
10343 * script-sections.cc (Script_sections::create_segments): If
10344 -n/--omagic, don't put read-only and read-write sections in
10345 different segments.
10347 * cref.cc: New file.
10348 * cref.h: New file.
10349 * options.h (class General_options): Add --print-symbol-counts.
10350 * main.cc (main): Issue defined symbol report if requested.
10351 * archive.cc (Archive::interpret_header): Make into a const member
10353 (Archive::add_symbols): Call Input_objects::archive_start and
10355 (Archive::const_iterator): Define new class.
10356 (Archive::begin, Archive::end): New functions.
10357 (Archive::include_all_members): Rewrite to use iterator.
10358 (Archive::count_members): New function.
10359 * archive.h (class Archive): Update declarations.
10360 (Archive::filename): New function.
10361 * object.cc: Include "cref.h".
10362 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10363 (Sized_relobj::do_get_global_symbol_counts): New function.
10364 (Input_objects::add_object): Add object to cross-referencer.
10365 (Input_objects::archive_start): New function.
10366 (Input_objects::archive_stop): New function.
10367 (Input_objects::print_symbol_counts): New function.
10368 * object.h: Declare Cref and Archive.
10369 (Object::get_global_symbol_counts): New function.
10370 (Object::do_get_global_symbol_counts): New pure virtual function.
10371 (class Sized_relobj): Add defined_count_ field. Update
10373 (class Input_objects): Add cref_ field. Update constructor.
10374 Update declarations.
10375 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10377 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10379 (Sized_dynobj::do_get_global_symbol_counts): New function.
10380 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10381 defined_count_. Update declarations. Define Symbols typedef.
10382 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10383 parameter. Change all callers.
10384 (Symbol_table::add_from_dynobj): Add sympointers and defined
10385 parameters. Change all callers.
10386 * symtab.h (class Symbol_table): Update declarations.
10387 * Makefile.am (CCFILES): Add cref.cc.
10388 (HFILES): Add cref.h.
10389 * Makefile.in: Rebuild.
10391 2008-07-22 Simon Baldwin <simonb@google.com>
10393 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10394 to zero when writing undefined symbols.
10396 2008-07-22 Ian Lance Taylor <iant@google.com>
10398 * output.cc (Output_section::add_input_section): Don't try to
10399 merge empty merge sections.
10401 2008-07-21 Craig Silverstein <csilvers@google.com>
10403 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10404 Include symbol version in error message.
10406 2008-07-20 Chris Demetriou <cgd@google.com>
10408 * configure.ac (gold_cv_c_random_seed): New configured variable.
10409 (RANDOM_SEED_CFLAGS): New substituted variable.
10410 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10411 * configure: Rebuild.
10412 * Makefile.in: Likewise.
10413 * testsuite/Makefile.in: Likewise.
10415 2008-07-18 Ian Lance Taylor <iant@google.com>
10417 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10418 where we see NAME/NULL and NAME/VERSION as separate symbols.
10419 * testsuite/ver_test_main.cc (main): Call t4.
10420 (t4, t4_2a): Define.
10421 * testsuite/ver_test_2.cc (t4_2): Define.
10422 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10423 * testsuite/ver_test_4.cc (t4_2a): Define.
10424 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10425 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10427 2008-07-17 Ian Lance Taylor <iant@google.com>
10429 * dynobj.cc (Versions::add_def): If we give an error about a
10430 missing version, go ahead and create the version anyhow.
10432 2008-07-10 Ian Lance Taylor <iant@google.com>
10434 Handle output sections with more than 0x7fffffff bytes.
10435 * object.h (class Relobj): Change map_to_output_ to
10436 output_sections_, and just keep a section pointer. Change all
10437 uses. Move comdat group support to Sized_relobj.
10438 (Relobj::is_section_specially_mapped): Remove.
10439 (Relobj::output_section): Remove poff parameter. Change all
10441 (Relobj::output_section_offset): New function.
10442 (Relobj::set_section_offset): Rewrite.
10443 (Relobj::map_to_output): Remove.
10444 (Relobj::output_sections): New function.
10445 (Relobj::do_output_section_offset): New pure virtual function.
10446 (Relobj::do_set_section_offset): Likewise.
10447 (class Sized_relobj): Add section_offsets_ field. Add comdat
10448 group support from Relobj. Update declarations.
10449 (Sized_relobj::get_output_section_offset): New function.
10450 (Sized_relobj::do_output_section_offset): New function.
10451 (Sized_relobj::do_set_section_offset): New function.
10452 * object.cc (Relobj::output_section_address): Remove.
10453 (Sized_relobj::Sized_relobj): Initialize new fields.
10454 (Sized_relobj::include_section_group): Cast find_kept_object to
10456 (Sized_relobj::include_linkonce_section): Likewise.
10457 (Sized_relobj::do_layout): Use separate arrays for output section
10459 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10461 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10462 output_sections and section_offsets.
10463 (Sized_relobj::write_local_symbols): Likewise.
10464 (map_to_kept_section): Compute output address directly.
10465 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10466 output_sections and section_offsets.
10467 (Sized_relobj::write_sections): Likewise.
10468 (Sized_relobj::relocate_sections): Likewise.
10469 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10470 * output.h (class Output_reloc): Update declarations. Change
10471 u2_.relobj to Sized_relobj*.
10472 (class Output_data_reloc): Change add functions to use
10474 * output.cc (Output_reloc::Output_reloc): Change relobj to
10476 (Output_reloc::local_section_offset): Change return type to
10477 Elf_Addr. Use get_output_section_offset.
10478 (Output_reloc::get_address): Likewise.
10479 (Output_section::is_input_address_mapped): Don't call
10480 is_section_specially_mapped.
10481 (Output_section::output_offset): Likewise.
10482 (Output_section::output_address): Likewise.
10483 (Output_section::starting_output_address): Likewise.
10484 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10485 parameter to Sized_relobj*.
10486 (Copy_relocs::need_copy_reloc): Likewise.
10487 (Copy_relocs::save): Likewise.
10488 * copy-relocs.h (class Copy_relocs): Update declarations.
10489 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10490 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10491 * target-reloc.h (relocate_for_relocatable): Change
10492 offset_in_output_section type to Elf_Addr. Change code that uses
10494 * layout.cc (Layout::layout): Always set *off.
10495 * mapfile.cc (Mapfile::print_input_section): Use
10496 output_section_offset.
10497 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10499 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10500 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10501 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10503 2008-07-03 Ian Lance Taylor <iant@google.com>
10505 * layout.cc (Layout::include_section): Do not discard unrecognized
10506 SHT_STRTAB sections.
10508 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10510 * script.cc (Lex::can_continue_name): Make '?' allowable in
10511 version-script names.
10512 * testsuite/version_script.map: Change glob pattern to use '?'
10514 2008-06-30 Manish Singh <yosh@gimp.org>
10517 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10520 2008-06-30 Ian Lance Taylor <iant@google.com>
10524 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10525 versions]: Don't try to read the value in the contents, since we
10526 don't use it. Use the template endianness when writing.
10528 2008-06-25 Cary Coutant <ccoutant@google.com>
10530 * fileread.cc (File_read::make_view): Assert on zero-length view.
10531 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10532 symbol table when there are no symbols to read.
10534 2008-06-23 Craig Silverstein <csilvers@google.com>
10536 * version.cc (version_string): Bump to 1.7
10538 2008-06-18 Craig Silverstein <csilvers@google.com>
10540 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10541 constant 0xFFFF to type Valtype.
10542 (Powerpc_relocate_functions::rel16_ha): Likewise.
10544 2008-06-17 Ian Lance Taylor <iant@google.com>
10546 * output.h (Output_section::Input_section): Initialize p2align_ to
10547 zero for Output_section_data constructors.
10548 (Output_section::Input_section::addralign): If not an input
10549 section, return the alignment of the Output_section_data.
10550 * testsuite/copy_test.cc: New file.
10551 * testsuite/copy_test_1.cc: New file.
10552 * testsuite/copy_test_2.cc: New file.
10553 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10554 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10555 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10556 (copy_test_1_pic.o, copy_test_1.so): New targets.
10557 (copy_test_2_pic.o, copy_test_2.so): New targets.
10558 * testsuite/Makefile.in: Rebuild.
10560 * script-sections.cc (Script_sections::place_orphan): Initialize
10561 local variable exact.
10563 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10565 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10567 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10568 David S. Miller <davem@davemloft.net>
10570 * powerpc.cc: New file.
10571 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10572 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10573 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10574 * Makefile.in: Rebuild.
10576 2008-06-09 Ian Lance Taylor <iant@google.com>
10578 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10580 (throwing, orig_terminate): New static variables.
10581 (terminate_handler): New static function.
10582 (t2): Set terminate handler.
10584 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10587 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10590 2008-05-30 Cary Coutant <ccoutant@google.com>
10592 * archive.cc (Archive::include_all_members) Correct to step
10593 over symbol table and extended name table in thin archives.
10595 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10598 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10601 2008-05-28 Caleb Howe <cshowe@google.com>
10603 * reduced_debug_output.cc: New file.
10604 * reduced_debug_output.h: New file.
10605 * options.h (class General_options): Add --strip-debug-non-line.
10606 * options.cc (General_options::finalize): Add strip_debug_non_line
10607 to the strip heirarchy.
10608 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10610 * layout.cc: Include "reduced_debug_output.h".
10611 (Layout::Layout): Initialize new fields.
10612 (line_only_debug_sections): New static array.
10613 (is_lines_only_debug_sections): New static inline function.
10614 (Layout::include_section): Handle --strip-debug-non-line.
10615 (Layout::make_output_section): If --strip-debug-non-line, build
10616 new output sections for .debug_abbrev and .debug_info.
10617 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10618 gold. Warn about possible overflow.
10619 (read_signed_LEB_128): Likewise.
10620 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10621 (read_signed_LEB_128): Declare.
10622 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10623 (HFILES): Add reduced_debug_output.h.
10624 * Makefile.in: Rebuild.
10626 2008-05-21 Ian Lance Taylor <iant@google.com>
10628 * mapfile.cc: New file.
10629 * mapfile.h: New file.
10630 * options.h (class General_options): Add -M/--print-map and -Map.
10631 * options.cc (General_options::finalize): Make -M equivalent to
10633 * main.cc: Include <cstdio> and "mapfile.h".
10634 (main): Open mapfile if requested.
10635 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10636 constructor. Change caller.
10637 (queue_initial_tasks): Add mapfile parameter. Change caller.
10638 (queue_middle_tasks): Likewise.
10639 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10641 * archive.cc: Include "mapfile.h".
10642 (Archive::add_symbols): Add mapfile parameter. Change all
10643 callers. Pass mapfile, symbol, and reason to include_member.
10644 (Archive::include_all_members): Add mapfile parameter. Change all
10646 (Archive::include_member): Add mapfile, sym, and why parameters.
10647 Change all callers. Report inclusion to map file.
10648 * archive.h: Include "fileread.h".
10649 (class Archive): Update declarations.
10650 (Archive::file): New const method.
10651 (class Add_archive_symbols): Add mapfile_ field. Update
10652 constructor. Change all callers.
10653 * readsyms.h (class Read_symbols): Likewise.
10654 (class Finish_group): Likewise.
10655 (class Read_script): Likewise.
10656 * common.cc: Include "mapfile.h".
10657 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10659 (Symbol_table::do_allocate_commons): Likewise.
10660 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10661 symbol allocation to mapfile.
10662 * common.h (class Allocate_commons_task): Add mapfile_ field.
10663 Update constructor. Change all callers.
10664 * symtab.h (class Symbol_table): Update declarations.
10665 * layout.cc: Include "mapfile.h".
10666 (Layout_task_runner::run): Print information to mapfile.
10667 (Layout::create_gold_note): Change Output_data_fixed_space to
10668 Output_data_zero_fill.
10669 (Layout::create_build_id): Likewise.
10670 (Layout::print_to_mapfile): New function.
10671 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10672 constructor. Change caller.
10673 (class Layout): Declare print_to_mapfile.
10674 * output.cc (Output_section::Input_section::print_to_mapfile): New
10676 (Output_section::add_input_section): If producing a map, always
10677 add to input_sections_ list.
10678 (Output_section::do_print_to_mapfile): New function.
10679 (Output_segment::print_sections_to_mapfile): New function.
10680 (Output_segment::print_section_list_to_mapfile): New function.
10681 * output.h: Include "mapfile.h".
10682 (Output_data::print_to_mapfile): New function.
10683 (Output_data::do_print_to_mapfile): New virtual function.
10684 (Output_segment_headers::do_print_to_mapfile): New function.
10685 (Output_file_header::do_print_to_mapfile): New function.
10686 (Output_data_const::do_print_to_mapfile): New function.
10687 (class Output_data_const_buffer): Add map_name_ field. Update
10688 constructor. Change all callers. Add do_print_to_mapfile
10690 (class Output_data_fixed_space): Likewise.
10691 (class Output_data_space): Likewise.
10692 (class Output_data_zero_fill): New class.
10693 (Output_data_strtab::do_print_to_mapfile): New function.
10694 (Output_data_reloc_base::do_print_to_mapfile): New function.
10695 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10696 (Output_data_group::do_print_to_mapfile): New function.
10697 (Output_data_got::do_print_to_mapfile): New function.
10698 (Output_data_dynamic::do_print_to_mapfile): New function.
10699 (Output_symtab_xindex::do_print_to_mapfile): New function.
10700 (class Output_section): Declare do_print_to_mapflie. Declare
10701 print_to_mapfile in Input_section.
10702 (class Output_segment): Declare new functions.
10703 * object.h (Sized_relobj::symbol_count): New function.
10704 * script-sections.cc
10705 (Output_section_element_dot_assignment::set_section_addresses):
10706 Change Output_data_fixed_space to Output_data_zero_fill.
10707 (Output_data_expression::do_print_to_mapfile): New function.
10708 * script.cc (read_input_script): Add mapfile parameter. Change
10710 * script.h (read_input_script): Update declaration.
10711 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10712 (Eh_frame::do_print_to_mapfile): New function.
10713 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10714 (Output_merge_string::do_print_to_mapfile): New function.
10715 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10717 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10719 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10721 * Makefile.am (CCFILES): Add mapfile.cc.
10722 (HFILES): Add mapfile.h.
10723 * Makefile.in: Rebuild.
10725 2008-05-19 Ian Lance Taylor <iant@google.com>
10727 * options.h (class General_options): Add -z relro.
10728 * layout.cc (Layout::Layout): Initialize relro_segment_.
10729 (Layout::add_output_section_data): Return the output section.
10730 (Layout::make_output_section): Rcognize relro sections and mark
10731 them appropriately.
10732 (Layout::attach_allocated_section_to_segment): Put relro sections
10733 in a PT_GNU_RELRO segment.
10734 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10736 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10738 (Layout::linkonce_mapping): Map d.rel.ro.local to
10739 .data.rel.ro.local.
10740 (Layout::output_section_name): Us .data.rel.ro.local for any
10741 section which begins with that.
10742 * layout.h (class Layout): Update add_output_section_data
10743 declaration. Add relro_segment_ field.
10744 * output.cc (Output_section::Output_section): Initialize is_relro_
10745 and is_relro_local_ fields.
10746 (Output_segment::add_output_section): Group relro sections.
10747 (Output_segment::is_first_section_relro): New function.
10748 (Output_segment::maximum_alignment): If there is a relro section,
10749 align the segment to the common page size.
10750 (Output_segment::set_section_addresses): Track whether we are
10751 looking at relro sections. If the last section is a relro
10752 section, align to the common page size.
10753 (Output_segment::set_section_list_addresses): Add in_relro
10754 parameter. Change all callers. Align to the page size when
10755 moving from relro to non-relro section.
10756 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10758 * output.h (class Output_section): Add is_relro_ and
10759 is_relro_local_ fields.
10760 (Output_section::is_relro): New function.
10761 (Output_section::set_is_relro): New function.
10762 (Output_section::is_relro_local): New function.
10763 (Output_section::set_is_relro_local): New function.
10764 (class Output_segment): Update declarations.
10765 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10766 * sparc.cc (Target_sparc::got_section): Likewise.
10767 * x86_64.cc (Target_x86_64::got_section): Likewise.
10768 * testsuite/relro_test_main.cc: New file.
10769 * testsuite/relro_test.cc: New file.
10770 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10771 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10772 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10773 (relro_test.so, relro_test_pic.o): New targets.
10774 * testsuite/Makefile.in: Rebuild.
10776 2008-05-16 Ian Lance Taylor <iant@google.com>
10778 * output.cc (Output_segment::add_output_section): Remove front
10780 * output.h (class Output_segment): Remove
10781 add_initial_output_section and overloaded add_output_section.
10782 Update declaration of remaining add_output_section.
10783 * layout.cc (Layout::create_interp): Call add_output_section
10784 rather than add_initial_output_section.
10785 (Layout::finish_dynamic_section): Likewise.
10787 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10788 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10789 know the dynamic type.
10790 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10791 field. Initialize it in constructor.
10792 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10793 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10794 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10797 * output.cc (Output_reloc::get_address): Change return type to
10799 * output.h (class Output_reloc): Update get_address declaration.
10800 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10801 for section addresses.
10803 2008-05-09 Ian Lance Taylor <iant@google.com>
10806 * gold.cc (gold_nomem): Use return value of write.
10808 2008-05-08 Ian Lance Taylor <iant@google.com>
10810 * symtab.c (Symbol::init_base_output_data): Add version
10811 parameter. Change all callers.
10812 (Symbol::init_base_output_segment): Likewise.
10813 (Symbol::init_base_constant): Likewise.
10814 (Symbol::init_base_undefined): Likewise.
10815 (Sized_symbol::init_output_data): Likewise.
10816 (Sized_symbol::init_output_segment): Likewise.
10817 (Sized_symbol::init_constant): Likewise.
10818 (Sized_symbol::init_undefined): Likewise.
10819 (Symbol_table::do_define_in_output_data): If the new symbol has a
10820 version, mark it as the default.
10821 (Symbol_table::do_define_in_output_segment): Likewise.
10822 (Symbol_table::do_define_as_constant): Likewise.
10823 * symtab.h (class Symbol): Update declarations.
10824 (class Sized_symbol): Likewise.
10825 * resolve.cc (Symbol::override_version): New function.
10826 (Symbol::override_base): Call override_version.
10827 (Symbol::override_base_with_special): Likewise.
10828 * testsuite/ver_script_8.script: New file.
10829 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10830 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10831 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10832 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10834 2008-05-06 Ian Lance Taylor <iant@google.com>
10837 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10839 (class General_options): Remove existing --undefined, and add
10840 --no-undefined instead. Add new --undefined as synonym for -u.
10841 * archive.cc (Archive::add_symbols): Check whether symbol was
10843 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10844 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10845 all uses. Add IS_UNDEFINED. Update declarations to split
10846 different versions of init_base. Declare init_base_undefined.
10847 (Symbol::is_defined): Handle IS_UNDEFINED.
10848 (Symbol::is_undefined): Likewise.
10849 (Symbol::is_weak_undefined): Call is_undefined.
10850 (Symbol::is_absolute): Handle IS_CONSTANT.
10851 (class Sized_symbol): Update declarations to split different
10852 versions of init. Declare init_undefined.
10853 (class Symbol_table): Declare new functions.
10854 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10855 Change all callers.
10856 (Symbol::init_base_output_data): Likewise.
10857 (Symbol::init_base_output_segment): Likewise.
10858 (Symbol::init_base_constant): Likewise.
10859 (Symbol::init_base_undefined): New function.
10860 (Sized_symbol::init_object): Rename from init. Change all
10862 (Sized_symbol::init_output_data): Likewise.
10863 (Sized_symbol::init_output_segment): Likewise.
10864 (Sized_symbol::init_constant): Likewise.
10865 (Sized_symbol::init_undefined): New function.
10866 (Symbol_table::add_undefined_symbols_from_command_line): New
10868 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10870 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10871 (Symbol::output_section): Likewise.
10872 (Symbol::set_output_section): Likewise.
10873 (Symbol_table::sized_finalize_symbol): Likewise.
10874 (Symbol_table::sized_write_globals): Likewise.
10875 * resolve.cc (Symbol_table::should_override): Likewise.
10876 (Symbol::override_base_with_special): Likewise.
10878 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10879 symbol, change it to have default visibility.
10880 * testsuite/protected_1.cc: New file.
10881 * testsuite/protected_2.cc: New file.
10882 * testsuite/protected_3.cc: New file.
10883 * testsuite/protected_main_1.cc: New file.
10884 * testsuite/protected_main_2.cc: New file.
10885 * testsuite/protected_main_3.cc: New file.
10886 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10887 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10888 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10889 (protected_1.so): New target.
10890 (protected_1_pic.o, protected_2_pic.o): New targets.
10891 (protected_3_pic.o): New target.
10892 (check_PROGRAMS): Add protected_2.
10893 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10894 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10895 * testsuite/Makefile.in: Rebuild.
10897 * options.h (DEFINE_var): Add set_user_set_##varname__.
10898 (DEFINE_bool_alias): New macro.
10899 (class General_options): Define -Bstatic using DEFINE_bool_alias
10900 rather than DEFINE_special. Add --undefined as an alias for -z
10902 * options.cc (General_options::parse_Bstatic): Remove.
10904 * options.h (class General_options): Add --fatal-warnings.
10905 * main.cc (main): Implement --fatal-warnings.
10906 * errors.h (Errors::warning_count): New function.
10908 * options.h (class General_options): Add -Bsymbolic-functions.
10909 * symtab.h (Symbol::is_preemptible): Check for
10910 -Bsymbolic-functions.
10912 2008-05-05 Ian Lance Taylor <iant@google.com>
10914 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10915 as noVARNAME rather than no-VARNAME.
10916 (class General_options): Add option -z combreloc.
10917 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10919 (Output_reloc::sort_before) [SHT_REL]: New function.
10920 (Output_reloc::sort_before) [SHT_RELA]: New function.
10921 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10922 Sort_relocs_comparison.
10923 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10924 parameter. Change all callers.
10925 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10926 sort_relocs parameter. Change all callers.
10927 * output.cc (Output_reloc::get_address): New function, broken out
10929 (Output_reloc::write_rel): Call it.
10930 (Output_reloc::compare): New function.
10931 (Output_data_reloc_base::do_write): Optionally sort relocs.
10933 * configure.ac: If targ_extra_obj is set, link it in.
10934 * configure.tgt: Initialize all variables.
10935 (x86_64*): Set targ_extra_obj and targ_extra_size.
10936 * configure: Rebuild.
10938 * object.cc (Sized_relobj::include_section_group): Adjust section
10939 indexes read from group data. Build vector to pass to
10941 * layout.cc (Layout::layout_group): Add flags and shndxes
10942 parameters. Remove contents parameter. Change caller. Update
10943 explicit instantiations.
10944 * layout.h (class Layout): Update layout_group declaration.
10945 * output.cc (Output_data_group::Output_data_group): Add flags and
10946 input_shndxes parameters. Remove contents parameter. Change
10948 (Output_data_group::do_write): Change input_sections_ to
10950 * output.h (class Output_data_group): Update constructor
10951 declaration. Rename input_sections_ to input_shndxes_.
10952 * testsuite/many_sections_test.cc: Add template.
10954 2008-04-30 Cary Coutant <ccoutant@google.com>
10956 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10958 * layout.cc (Layout::include_section): Refactored check for debug
10960 (Layout::add_comdat): Add new parameters. Change type
10961 of signature parameter. Add object and shndx to signatures table.
10962 (Layout::find_kept_object): New function.
10963 * layout.h: Include <cstring>.
10964 (Layout::is_debug_info_section): New function.
10965 (Layout::add_comdat): Add new parameters.
10966 (Layout::find_kept_object): New function.
10967 (Layout::Kept_section): New struct.
10968 (Layout::Signatures): Change type of map range.
10969 * object.cc (Relobj::output_section_address): New function.
10970 (Sized_relobj::include_section_group): Add new parameters. Change
10971 calls to Layout::add_comdat. Change to build table of kept comdat
10972 groups and table mapping discarded sections to kept sections.
10973 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10974 (Sized_relobj::do_layout): Change calls to include_section_group and
10975 include_linkonce_section.
10976 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10977 value to zero when section is discarded.
10978 (Sized_relobj::map_to_kept_section): New function.
10979 * object.h (Relobj::output_section_address): New function.
10980 (Relobj::Comdat_group): New type.
10981 (Relobj::find_comdat_group): New function.
10982 (Relobj::Comdat_group_table): New type.
10983 (Relobj::Kept_comdat_section): New type.
10984 (Relobj::Kept_comdat_section_table): New type.
10985 (Relobj::add_comdat_group): New function.
10986 (Relobj::set_kept_comdat_section): New function.
10987 (Relobj::get_kept_comdat_section): New function.
10988 (Relobj::comdat_groups_): New field.
10989 (Relobj::kept_comdat_sections_): New field.
10990 (Symbol_value::input_value): Update comment.
10991 (Sized_relobj::map_to_kept_section) New function.
10992 (Sized_relobj::include_linkonce_section): Add new parameter.
10993 * target-reloc.h (Comdat_behavior): New type.
10994 (get_comdat_behavior): New function.
10995 (relocate_section): Add code to map a discarded section to the
10996 corresponding kept section when applying a relocation.
10998 2008-04-30 Craig Silverstein <csilvers@google.com>
11000 * dwarf_reader.cc (next_generation_count): New static var.
11001 (Addr2line_cache_entry): New struct.
11002 (addr2line_cache): New static var.
11003 (Dwarf_line_info::one_addr2line): Added caching.
11004 (Dwarf_line_info::clear_addr2line_cache): New function.
11005 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11006 cache-size parameter.
11007 (Dwarf_line_info::one_addr2line_cache): New function.
11008 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11009 new cache-size argument to one_addr2line(), and clear cache.
11011 2008-04-28 Cary Coutant <ccoutant@google.com>
11013 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11014 R_386_PC8 relocations.
11016 2008-04-23 Ian Lance Taylor <iant@google.com>
11018 * object.cc (Sized_relobj::include_section_group): Check for
11019 invalid section group.
11021 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11024 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11025 than read for file header.
11026 * archive.cc (Archive::include_member): Likewise.
11028 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11030 * aclocal.m4: Regenerate.
11031 * configure: Regenerate.
11033 2008-04-19 Ian Lance Taylor <iant@google.com>
11035 * version.cc (version_string): Bump to 1.6.
11037 * testsuite/Makefile.am (many_sections_r_test): New target.
11038 (many_sections_r_test_SOURCES): Remove.
11039 (many_sections_r_test_DEPENDENCIES): Remove.
11040 (many_sections_r_test_LDFLAGS): Remove.
11041 (many_sections_r_test_LDADD): Remove.
11043 * object.cc (Sized_relobj::do_add_symbols): Always pass
11044 local_symbol_count_ to add_from_relobj.
11046 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11047 every thousand variables.
11048 * testsuite/Makefile.in: Rebuild.
11050 * object.cc (Xindex::initialize_symtab_xindex): New function.
11051 (Xindex::read_symtab_xindex): New function.
11052 (Xindex::sym_xindex_to_shndx): New function.
11053 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11055 (Sized_relobj::do_initialize_xindex): New function.
11056 (Sized_relobj::do_read_symbols): Adjust section links.
11057 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11058 parameter. Change all callers.
11059 (Sized_relobj::include_section_group): Adjust section links and
11060 symbol section indexes.
11061 (Sized_relobj::do_layout): Adjust section links.
11062 (Sized_relobj::do_count_local_symbols): Adjust section links and
11063 symbol section indexes.
11064 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11065 ordinary and special symbols.
11066 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11067 dynsym_xindex parameters. Change all callers. Adjust section
11068 links. Use SHN_XINDEX when needed.
11069 (Sized_relobj::get_symbol_location_info): Adjust section links.
11070 Don't get fooled by special symbols.
11071 * object.h (class Xindex): Define.
11072 (class Object): Add xindex_ parameter. Declare virtual functoin
11073 do_initialize_xindex.
11074 (Object::adjust_sym_shndx): New function.
11075 (Object::set_xindex): New protected function.
11076 (class Symbol_value): Add is_ordinary_shndx_ field.
11077 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11078 (Symbol_value::value): Assert ordinary section.
11079 (Symbol_value::initialize_input_to_output_map): Likewise.
11080 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11081 Change all callers.
11082 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11084 (class Sized_relobj): Update declarations.
11085 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11086 parameter. Change all callers.
11087 (Sized_relobj::adjust_shndx): New function.
11088 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11090 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11091 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11092 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11093 (Sized_dynobj::read_dynsym_section): Adjust section links.
11094 (Sized_dynobj::read_dynamic): Likewise.
11095 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11097 (Sized_dynobj::do_initialize_xindex): New function.
11098 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11099 do_initialize_xindex.
11100 (Sized_dynobj::adjust_shndx): New function.
11101 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11102 dynsym_xindex_ fields.
11103 (Layout::finalize): Add a call to set_section_indexes before
11104 creating the symtab sections.
11105 (Layout::set_section_indexes): Don't do anything if the section
11106 already has a section index.
11107 (Layout::create_symtab_sections): Add shnum parameter. Change
11108 caller. Create .symtab_shndx section if needed.
11109 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11111 (Layout::allocated_output_section_count): New function.
11112 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11114 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11115 fields. Update declarations.
11116 (Layout::symtab_xindex): New function.
11117 (Layout::dynsym_xindex): New function.
11118 (class Write_symbols_task): Add layout_ field.
11119 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11121 * output.cc (Output_section_headers::Output_section_headers): Add
11122 shstrtab_section parameter. Change all callers.
11123 (Output_section_headers::do_sized_write): Store overflow values
11124 for section count and section string table section index in
11125 section header zero.
11126 (Output_file_header::do_sized_write): Check for overflow of
11127 section count and section string table section index.
11128 (Output_symtab_xindex::do_write): New function.
11129 (Output_symtab_xindex::endian_do_write): New function.
11130 * output.h (class Output_section_headers): Add shstrtab_section_.
11131 Update declarations.
11132 (class Output_symtab_xindex): Define.
11133 (Output_section::has_out_shndx): New function.
11134 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11136 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11137 Change all callers.
11138 (Sized_symbol::init): Likewise.
11139 (Symbol::output_section): Check for ordinary symbol.
11140 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11141 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11143 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11144 Change all callers. Simplify handling of symbols from sections
11145 not included in the link.
11146 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11148 (Weak_alias_sorter::operator()): Assert that symbols are
11150 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11152 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11153 parameters. Change all callers.
11154 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11155 symbol distinction. Use SHN_XINDEX when needed.
11156 (Symbol_table::write_section_symbol): Add symtab_xindex
11157 parameter. Change all callers.
11158 (Symbol_table::sized_write_section_symbol): Likewise. Use
11159 SHN_XINDEX when needed.
11160 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11162 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11163 (Symbol::is_defined): Check is_ordinary.
11164 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11165 (Symbol::is_absolute, Symbol::is_common): Likewise.
11166 (class Sized_symbol): Update declarations.
11167 (class Symbol_table): Update declarations.
11168 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11169 parameters. Change all callers.
11170 (Sized_symbol::override): Likewise.
11171 (Symbol_table::override): Likewise.
11172 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11173 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11174 is_ordinary, and orig_st_shndx parameters. Change all callers.
11175 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11176 to be in an ordinary section.
11177 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11178 object and is_ordinary parameters. Change all callers.
11179 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11180 Change all callers. Don't add undefined or non-ordinary symbols
11182 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11183 Change all callers.
11184 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11186 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11187 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11188 (Sized_relobj::relocate_sections): Likewise.
11189 * target-reloc.h (scan_relocs): Adjust section symbol index.
11190 (scan_relocatable_relocs): Likewise.
11191 * i386.cc (Scan::local): Check for ordinary symbols.
11192 * sparc.cc (Scan::local): Likewise.
11193 * x86_64.cc (Scan::local): Likewise.
11194 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11195 to symbol_section_and_value.
11196 * testsuite/many_sections_test.cc: New file.
11197 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11198 (check_PROGRAMS): Add many_sections_test.
11199 (many_sections_test_SOURCES): Define.
11200 (many_sections_test_DEPENDENCIES): Define.
11201 (many_sections_test_LDFLAGS): Define.
11202 (BUILT_SOURCES): Add many_sections_define.h.
11203 (many_sections_define.h): New target.
11204 (BUILT_SOURCES): Add many_sections_check.h.
11205 (many_sections_check.h): New target.
11206 (check_PROGRAMS): Add many_sections_r_test.
11207 (many_sections_r_test_SOURCES): Define.
11208 (many_sections_r_test_DEPENDENCIES): Define.
11209 (many_sections_r_test_LDFLAGS): Define.
11210 (many_sections_r_test_LDADD): Define.
11211 (many_sections_r_test.o): New target.
11212 * testsuite/Makefile.in: Rebuild.
11214 2008-04-17 Cary Coutant <ccoutant@google.com>
11216 * errors.cc (Errors::info): New function.
11217 (gold_info): New function.
11218 * errors.h (Errors::info): New function.
11219 * gold.h (gold_info): New function.
11220 * object.cc (Input_objects::add_object): Print trace output.
11221 * options.cc (options::parse_set): New function.
11222 (General_options::parse_wrap): Deleted.
11223 (General_options::General_options): Deleted initializer.
11224 * options.h (options::String_set): New typedef.
11225 (options::parse_set): New function.
11226 (DEFINE_set): New macro.
11227 (General_options::wrap): Changed to use DEFINE_set. Changed
11228 callers of any_wrap_symbols and is_wrap_symbol.
11229 (General_options::trace, General_options::trace_symbol):
11231 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11232 (General_options::wrap_symbols_): Deleted.
11233 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11235 2008-04-17 David S. Miller <davem@davemloft.net>
11237 * options.cc (General_options::parse_V): New function.
11238 * options.h: Add entries for -V and -Qy.
11240 2008-04-17 Ian Lance Taylor <iant@google.com>
11242 * common.cc (Symbol_table::allocate_commons): Remove options
11243 parameter. Change caller.
11244 (Symbol_table::do_allocate_commons): Remove options parameter.
11245 Change caller. Just call do_allocate_commons_list twice.
11246 (Symbol_table::do_allocate_commons_list): New function, broken out
11247 of do_allocate_commons.
11248 * common.h (class Allocate_commons_task): Remove options_ field.
11249 Update constructor.
11250 * symtab.cc (Symbol_table::Symbol_table): Initialize
11252 (Symbol_table::add_from_object): Put TLS common symbols on
11254 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11255 which are IN_OUTPUT_DATA.
11256 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11257 allocate_commons and do_allocate_commons declarations. Declare
11258 do_allocate_commons_list.
11259 * gold.cc (queue_middle_tasks): Update creation of
11260 Allocate_commons_task to not pass options.
11261 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11262 (TLS_TEST_C_FLAGS): New variable.
11263 (tls_test_c_pic.o): New target.
11264 (tls_test_shared.so): Link in tls_test_c_pic.o.
11265 (tls_test_c_pic_ie.o): New target.
11266 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11267 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11268 (tls_test_c.o): New target.
11269 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11270 (tls_pic_test_LDADD): Likewise.
11271 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11272 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11273 (tls_test_c_gnu2.o): New target.
11274 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11276 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11277 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11278 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11279 * testsuite/tls_test.cc: Include "config.h".
11280 (t_last): Call t11_last.
11281 * testsuite/tls_test.h (t11, t11_last): Declare.
11282 * testsuite/tls_test_c.c: New file.
11283 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11284 * configure.ac: Check for OpenMP support.
11285 * configure, config.in, Makefile.in: Rebuild.
11286 * testsuite/Makefile.in: Rebuild.
11288 2008-04-16 Cary Coutant <ccoutant@google.com>
11290 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11291 (Target_i386::tls_base_symbol_defined_): New field.
11292 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11293 (Target_i386::Scan::global): Likewise.
11294 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11295 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11296 (Target_x86_64::tls_base_symbol_defined_): New field.
11297 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11298 (Target_x86_64::Scan::global): Likewise.
11300 2008-04-16 Cary Coutant <ccoutant@google.com>
11302 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11303 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11304 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11305 building shared libraries.
11306 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11307 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11308 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11309 * testsuite/Makefile.in: Rebuild.
11310 * testsuite/weak_undef.h: New file.
11311 * testsuite/weak_undef_file1.cc: Add extra test cases.
11312 * testsuite/weak_undef_file2.cc: Likewise.
11313 * testsuite/weak_undef_test.cc: Likewise.
11315 2008-04-16 David S. Miller <davem@davemloft.net>
11317 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11318 Add issued_non_pic_error_ field. Declare check_non_pic.
11319 (Target_sparc::Scan::check_non_pic): New function.
11320 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11321 (Target_sparc::Scan::global): Likewise.
11323 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11324 * configure: Rebuild.
11326 * options.h (DEFINE_enable): New macro.
11327 (new_dtags): New enable option.
11328 (initfirst, interpose, loadfltr, nodefaultlib,
11329 nodelete, nodlopen, nodump): New -z options.
11330 * layout.cc (Layout:finish_dynamic_section): If new
11331 dtags enabled, emit DT_RUNPATH. Also, emit a
11332 DT_FLAGS_1 containing any specified -z flags.
11334 2008-04-16 Ian Lance Taylor <iant@google.com>
11336 * copy-relocs.cc: New file.
11337 * copy-relocs.h: New file.
11338 * reloc.cc: Remove Copy_relocs code.
11339 * reloc.h: Likewise.
11340 * reloc-types.h (struct Reloc_types) [both versions]: Add
11341 get_reloc_addend_noerror.
11342 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11343 variants of add_global which take an addend which must be zero.
11344 * i386.cc: Include "copy-relocs.h".
11345 (class Target_i386): Change type of copy_relocs_ to variable,
11346 update initializer.
11347 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11348 Change all callers.
11349 (Target_i386::do_finalize_sections): Change handling of
11351 * sparc.cc: Include "copy-relocs.h".
11352 (class Target_sparc): Change type of copy_relocs_ to variable,
11353 update initializer.
11354 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11355 Change all callers.
11356 (Target_sparc::do_finalize_sections): Change handling of
11358 * x86_64.cc: Include "copy-relocs.h".
11359 (class Target_x86_64): Change type of copy_relocs_ to variable,
11360 update initializer.
11361 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11362 class. Change all callers.
11363 (Target_x86_64::do_finalize_sections): Change handling of
11365 * Makefile.am (CCFILES): Add copy-relocs.cc.
11366 (HFILES): Add copy-relocs.h.
11368 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11370 * testsuite/script_test_4.sh: Permit leading zeroes.
11372 2008-04-15 Ian Lance Taylor <iant@google.com>
11374 * script-sections.cc (Script_sections::create_segments): Use
11375 header_size_adjustment even when there is enough room for the
11377 * testsuite/script_test_4.sh: New file.
11378 * testsuite/script_test_4.t: New file.
11379 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11380 (check_DATA): Add script_test_4.stdout.
11381 (MOSTLYCLEANFILES): Likewise.
11382 (script_test_4): New target.
11383 (script_test_4.stdout): New target.
11384 * testsuite/Makefile.in: Rebuild.
11386 * sparc.cc: Add definitions for Output_data_plt_sparc class
11389 2008-04-14 David S. Miller <davem@davemloft.net>
11391 * sparc.cc: New file.
11392 * Makefile.am (TARGETSOURCES): Add sparc.cc
11393 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11394 * configure.tgt: Document targ_extra_size and
11395 targ_extra_big_endian. Add entries for sparc-* and
11397 * configure.ac: Handle targ_extra_size and
11398 targ_extra_big_endian.
11399 * Makefile.in: Rebuild.
11400 * configure: Likewise.
11401 * po/POTFILES.in: Likewise.
11402 * po/gold.pot: Likewise.
11404 2008-04-14 Ian Lance Taylor <iant@google.com>
11406 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11407 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11408 in the name/type/flags to section mapping. Don't call
11409 allocate_output_section.
11410 (Layout::choose_output_section): Change parameter from adjust_name
11411 to is_input_section. Don't permit input sections after sections
11412 are attached to segments. Don't call allocate_output_section.
11413 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11414 not write_enable_output_section.
11415 (Layout::make_output_section): Don't push to
11416 unattached_section_list_ nor call attach_to_segment. Call
11417 attach_section_to_segment if sections are attached.
11418 (Layout::attach_sections_to_segments): New function.
11419 (Layout::attach_section_to_segment): New function.
11420 (Layout::attach_allocated_section_to_segment): Rename from
11421 attach_to_segment. Remove flags parameter.
11422 (Layout::allocate_output_section): Remove function.
11423 (Layout::write_enable_output_section): Remove function.
11424 * layout.h (class Layout): Update for above changes. Add new
11425 field sections_are_attached_.
11426 * output.h (Output_section::update_flags_for_input_section): New
11428 * output.cc (Output_section::add_input_section): Call
11429 update_flags_for_input_section.
11430 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11432 2008-04-11 Cary Coutant <ccoutant@google.com>
11434 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11435 thought unnecessary.
11436 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11438 2008-04-11 Ian Lance Taylor <iant@google.com>
11440 * output.h (class Output_section_data): Remove inline definition
11442 * output.cc (Output_section_data::set_addralign): New function.
11444 2008-04-11 Cary Coutant <ccoutant@google.com>
11446 Add support for TLS descriptors for i386 and x86_64.
11447 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11448 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11449 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11451 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11452 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11453 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11455 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11456 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11457 Fix problem with initial-exec relocations.
11458 (Target_i386::Relocate::relocate_tls): Likewise.
11459 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11461 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11462 support for section-plus-offset dynamic table entries.
11463 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11464 (Output_data_dynamic::Dynamic_entry): Add support for
11465 section-plus-offset dynamic table entries.
11466 (Output_data_dynamic::Classification): Likewise.
11467 (Output_data_dynamic::classification_): Renamed offset_.
11468 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11469 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11470 (Target_x86_64::make_plt_section): New function.
11471 (Target_x86_64::reserve_tlsdesc_entries): New function.
11472 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11473 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11474 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11475 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11476 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11477 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11478 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11479 add extra PLT entry for TLS descriptors.
11480 (Output_data_plt_x86_64::got_): New field.
11481 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11482 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11484 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11486 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11487 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11488 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11489 R_386_TLS_DESC_CALL relocations.
11490 (Target_x86_64::Scan::global): Likewise.
11491 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11492 for TLS descriptors.
11493 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11494 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11495 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11496 GD-to-IE relaxation.
11497 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11498 and TLS_DESCRIPTORS.
11499 * Makefile.in: Rebuild.
11500 * configure: Rebuild.
11501 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11502 (tls_test_shared2.so): New target.
11503 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11504 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11505 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11506 (tls_shared_gd_to_ie_test_LDADD): New variable.
11507 (tls_shared_gnu2_gd_to_ie_test): New target.
11508 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11510 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11511 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11512 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11513 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11514 (tls_shared_gnu2_test): New target.
11515 (tls_test_gnu2_shared.so): New target.
11516 (tls_shared_gnu2_test_SOURCES): New variable.
11517 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11518 (tls_shared_gnu2_test_LDFLAGS): New variable.
11519 (tls_shared_gnu2_test_LDADD): New variable.
11520 * testsuite/Makefile.in: Rebuild.
11521 * testsuite/Makefile.
11523 2008-04-11 Ian Lance Taylor <iant@google.com>
11525 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11527 * testsuite/Makefile.in: Rebuild.
11529 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11531 * testsuite/script_test_2.cc (main): Adjust test.
11533 2008-04-11 David S. Miller <davem@davemloft.net>
11534 Ian Lance Taylor <iant@google.com>
11536 * options.h (General_options): Add entries for '-Y' and
11538 * options.cc (General_options:finalize): If -Y was used, add those
11539 entries to the library path instead of the default "/lib" and
11542 2008-04-11 David S. Miller <davem@davemloft.net>
11544 * testsuite/justsyms.t: Start at 0x100.
11545 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11546 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11548 * testsuite/script_test_2.cc: Adjust string and section length
11551 2008-04-09 Ian Lance Taylor <iant@google.com>
11554 * script-sections.cc (Sections_element::allocate_to_segment): Add
11556 (Output_section_definition::allocate_to_segment): Likewise.
11557 (Orphan_output_section::allocate_to_segment): Likewise.
11558 (Script_sections::attach_sections_using_phdrs_clause): Don't
11559 propagate non-PT_LOAD segments to orphan sections.
11560 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11561 readelf rather than objdump.
11562 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11563 .interp section and PT_INTERP segment are the same size.
11564 * testsuite/Makefile.in: Rebuild.
11566 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11567 aliases for symbols defined in the same object.
11568 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11569 (weak_alias_test_SOURCES): New variable.
11570 (weak_alias_test_DEPENDENCIES): New variable.
11571 (weak_alias_test_LDFLAGS): New variable.
11572 (weak_alias_test_LDADD): New variable.
11573 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11574 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11575 (weak_alias_test_3.o): New target.
11576 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11577 * testsuite/weak_alias_test_main.cc: New file.
11578 * testsuite/weak_alias_test_1.cc: New file.
11579 * testsuite/weak_alias_test_2.cc: New file.
11580 * testsuite/weak_alias_test_3.cc: New file.
11582 2008-04-08 Ian Lance Taylor <iant@google.com>
11584 * options.h (class General_options): Add --noinhibit-exec option.
11585 * main.cc (main): Check --noinhibit-exec.
11587 * options.h (class General_options): Define --wrap as a special
11588 option. Add wrap_symbols_ field.
11589 (General_options::any_wrap_symbols): New function.
11590 (General_options::is_wrap_symbol): New function.
11591 * options.cc (General_options::parse_wrap): New function.
11592 (General_options::General_options): Initialize wrap_symbols_.
11593 * symtab.cc (Symbol_table::wrap_symbol): New function.
11594 (Symbol_table::add_from_object): Handle --wrap.
11595 * symtab.h (class Symbol_table): Declare wrap_symbol.
11596 * target.h (Target::wrap_char): New function.
11597 (Target::Target_info): Add wrap_char field.
11598 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11599 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11600 * testsuite/testfile.cc (Target_test::test_target_info):
11603 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11606 * layout.h (class Layout): Add added_eh_frame_data_ field.
11607 * layout.cc (Layout::Layout): Initialize new field.
11608 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11609 output section until we find a section we merged successfully.
11610 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11611 that the size be non-zero.
11613 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11616 2008-04-08 Craig Silverstein <csilvers@google.com>
11618 * configure.ac: Export new conditional variable HAVE_ZLIB.
11619 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11621 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11622 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11624 2008-04-07 Ian Lance Taylor <iant@google.com>
11626 * version.cc (version_string): Set to "1.5".
11628 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11629 Add issued_non_pic_error_ field. Declare check_non_pic.
11630 (Target_x86_64::Scan::check_non_pic): New function.
11631 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11632 (Target_x86_64::Scan::global): Likewise.
11634 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11635 addend parameter. Change caller. Handle merge sections.
11636 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11637 Address to Addend. Don't add in the result of
11638 local_section_offset, pass down the addend and use the returned
11640 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11641 Update declarations of local_section_offset and symbol_value.
11642 * testsuite/two_file_test_1.cc (t18): New function.
11643 * testsuite/two_file_test_2.cc (f18): New function.
11644 * testsuite/two_file_test_main.cc (main): Call t18.
11645 * testsuite/two_file_test.h (t18, f18): Declare.
11647 * configure.ac: Don't test for objdump, c++filt, or readelf.
11648 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11650 (TEST_READELF): New variable.
11651 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11652 (check_PROGRAMS): Add two_file_strip_test.
11653 (two_file_strip_test): New target.
11654 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11655 (two_file_same_shared_strip_test_SOURCES): New variable.
11656 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11657 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11658 (two_file_same_shared_strip_test_LDADD): New variable.
11659 (two_file_shared_strip.so): New target.
11660 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11661 (ver_test_5.syms, ver_test_7.syms): Likewise.
11662 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11663 (strip_test_3.stdout): Use TEST_OBJDUMP.
11664 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11666 2008-04-04 Cary Coutant <ccoutant@google.com>
11668 * symtab.h (Symbol::is_weak_undefined): New function.
11669 (Symbol::is_strong_undefined): New function.
11670 (Symbol::is_absolute): New function.
11671 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11672 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11674 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11675 (weak_undef_test): New target.
11676 * testsuite/Makefile.in: Rebuild.
11677 * testsuite/weak_undef_file1.cc: New file.
11678 * testsuite/weak_undef_file2.cc: New file.
11679 * testsuite/weak_undef_test.cc: New file.
11681 2008-04-03 Craig Silverstein <csilvers@google.com>
11683 * compressed_output.h (class Output_compressed_section): Use
11685 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11687 (zlib_compressed_suffix): Removed.
11688 (Output_compressed_section::set_final_data_size): Use unsigned
11690 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11691 Fix linker invocation.
11692 (flagstest_o_specialfile_and_compress_debug_sections):
11694 * testsuite/Makefile.in: Regenerated.
11696 2008-04-02 David S. Miller <davem@davemloft.net>
11698 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11699 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11701 2008-04-02 Craig Silverstein <csilvers@google.com>
11705 2008-04-02 Ian Lance Taylor <iant@google.com>
11707 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11708 parameters. Update for new key type to views_. Change all
11710 (File_read::read): Adjust for byteshift in returned view.
11711 (File_read::add_view): New function, broken out of
11712 find_and_make_view.
11713 (File_read::make_view): New function, broken out of
11714 find_and_make_view.
11715 (File_read::find_or_make_view): Add offset and aligned
11716 parameters. Rewrite accordingly. Change all callers.
11717 (File_read::get_view): Add offset and aligned parameters. Adjust
11718 for byteshift in return value.
11719 (File_read::get_lasting_view): Likewise.
11720 * fileread.h (class File_read): Update declarations.
11721 (class File_read::View): Add byteshift_ field. Add byteshift to
11722 constructor. Add byteshift method.
11723 * archive.h (Archive::clear_uncached_views): New function.
11724 (Archive::get_view): Add aligned parameter. Change all callers.
11725 * object.h (Object::get_view): Add aligned parameter. Change all
11727 (Object::get_lasting_view): Likewise.
11729 * fileread.cc (File_read::release): Don't call clear_views if
11730 there are multiple objects.
11731 * fileread.h (File_read::clear_uncached_views): New function.
11732 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11735 2008-03-31 Cary Coutant <ccoutant@google.com>
11737 Add thin archive support.
11738 * archive.cc (Archive::armagt): New const.
11739 (Archive::setup): Remove task parameter and calls to unlock.
11740 (Archive::unlock_nested_archives): New function.
11741 (Archive::read_header): Add nested_off parameter. Change
11743 (Archive::interpret_header): Likewise.
11744 (Archive::include_all_members): Change to handle thin
11746 (Archive::include_member): Likewise.
11747 * archive.h (Archive::Archive): Add new parameters and
11749 (Archive::armagt): New const.
11750 (Archive::setup): Remove task parameter.
11751 (Archive::unlock_nested_archives): New function.
11752 (Archive::read_header): Add nested_off parameter.
11753 (Archive::interpret_header): Likewise.
11754 (Archive::Nested_archive_table): New typedef.
11755 (Archive::is_thin_archive_): New field.
11756 (Archive::nested_archives_): New field.
11757 (Archive::options_): New field.
11758 (Archive::dirpath_): New field.
11759 (Archive::task_): New field.
11760 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11761 for thin archives. Pass additional parameters to
11762 Archive::Archive. Unlock the archive file after calling
11765 2008-03-29 Ian Lance Taylor <iant@google.com>
11767 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11768 version symbol to be local.
11769 * testsuite/ver_test_4.sh: New file.
11770 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11771 (check_DATA): Add ver_test_4.syms.
11772 (ver_test_4.syms): New target.
11773 * testsuite/Makefile.in: Rebuild.
11776 (Output_section::Input_section_sort_entry::has_priority): New
11778 (Output_section::Input_section_sort_entry::match_file_name): New
11780 (Output_section::Input_section_sort_entry::match_section_name):
11782 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11784 (Output_section::Input_section_sort_entry::match_section_file):
11786 (Output_section::Input_section_sort_compare::operator()): Rewrite
11787 using new Input_section_sort_entry functions. Sort crtbegin and
11788 crtend first. Sort sections with no priority before sections with
11790 * testsuite/initpri1.c (d3): Check j != 4.
11791 (cd5): New constructor/destructor function.
11792 (main): Check j != 2.
11794 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11795 new symbol when resolving, don't call set_is_default.
11796 * testsuite/ver_test_7.cc: New file.
11797 * testsuite/ver_test_7.sh: New file.
11798 * testsuite/Makefile.am (ver_test_7.so): New target.
11799 (ver_test_7.o): New target.
11800 (check_SCRIPTS): Add ver_test_7.sh.
11801 (check_DATA): Add ver_test_7.syms.
11802 (ver_test_7.syms): New target.
11804 2008-03-28 Ian Lance Taylor <iant@google.com>
11806 * layout.cc (Layout::layout): If we see an input section with a
11807 name that needs sorting, set the must_sort flag for the output
11809 (Layout::make_output_section): If the name of the output section
11810 indicates that it might require sorting, set the may_sort flag.
11811 * output.h (Output_section::may_sort_attached_input_sections): New
11813 (Output_section::set_may_sort_attached_input_sections): New
11815 (Output_section::must_sort_attached_input_sections): New
11817 (Output_section::set_must_sort_attached_input_sections): New
11819 (class Output_section): Declare Input_section_sort_entry. Define
11820 Input_section_sort_compare. Declare
11821 sort_attached_input_sections. Add new fields:
11822 may_sort_attached_input_sections_,
11823 must_sort_attached_input_sections_,
11824 attached_input_sections_are_sorted_.
11825 * output.cc (Output_section::Output_section): Initialize new
11827 (Output_section::add_input_section): Add an entry to
11828 input_sections_ if may_sort or must_sort are true.
11829 (Output_section::set_final_data_size): Call
11830 sort_attached_input_sections if necessary.
11831 (Output_section::Input_section_sort_entry): Define new class.
11832 (Output_section::Input_section_sort_compare::operator()): New
11834 (Output_section::sort_attached_input_sections): New function.
11835 * configure.ac: Check whether the compiler supports constructor
11836 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11837 * testsuite/initpri1.c: New file.
11838 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11839 CONSTRUCTOR_PRIORITY.
11840 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11841 (initpri1_LDFLAGS): New variable.
11842 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11844 2008-03-27 Ian Lance Taylor <iant@google.com>
11846 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11847 * testsuite/common_test_1.c: New file.
11848 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11849 (common_test_1_SOURCES): New variable.
11850 (common_test_1_DEPENDENCIES): New variable.
11851 (common_test_1_LDFLAGS): New variable.
11853 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11854 and commons_ correctly when NAME/VERSION does not override
11856 * testsuite/ver_test_6.c: New file.
11857 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11858 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11859 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11861 2008-03-26 Ian Lance Taylor <iant@google.com>
11863 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11864 of an undefined symbol from a version script.
11865 * testsuite/Makefile.am (ver_test_5.so): New target.
11866 (ver_test_5.o): New target.
11867 (check_SCRIPTS): Add ver_test_5.sh.
11868 (check_DATA): Add ver_test_5.syms.
11869 (ver_test_5.syms): New target.
11870 * testsuite/ver_test_5.cc: New file.
11871 * testsuite/ver_test_5.script: New file.
11872 * testsuite/ver_test_5.sh: New file.
11873 * Makefile.in, testsuite/Makefile.in: Rebuild.
11876 Fix problems building gold with gcc 4.3.0.
11877 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11878 (gold_error_at_location, gold_warning_at_location): Use it.
11879 * configure.ac: Check whether we can compile and use a template
11880 function with a printf attribute.
11881 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11882 when jumping over bytes.
11883 * object.cc: Instantiate Object::read_section_data.
11884 * debug.h: Include <cstring>
11885 * dwarf_reader.cc: Include <algorithm>
11886 * main.cc: Include <cstring>.
11887 * options.cc: Include <cstring>.
11888 * output.cc: Include <cstring>.
11889 * script.cc: Include <cstring>.
11890 * script.h: Include <string>.
11891 * symtab.cc: Include <cstring> and <algorithm>.
11892 * target-select.cc: Include <cstring>.
11893 * version.cc: Include <string>.
11894 * testsuite/testmain.cc: Include <cstdlib>.
11895 * configure, config.in: Rebuild.
11897 2008-03-25 Ian Lance Taylor <iant@google.com>
11899 * options.cc: Include "../bfd/bfdver.h".
11900 (options::help): Print bug reporting address.
11902 * version.cc (print_version): Adjust output for current value of
11903 BFD_VERSION_STRING.
11907 * options.cc (options::help): Print list of supported targets.
11908 * target-select.h: Include <vector>.
11909 (class Target_selector): Make machine_, size_, and is_big_endian_
11910 fields const. Add bfd_name_ and instantiated_target_ fields.
11911 (Target_selector::Target_selector): Add bfd_name parameter.
11912 (Target_selector::recognize): Make non-virtual, call
11914 (Target_selector::recognize_by_name): Make non-virtual, call
11915 do_recognize_by_name.
11916 (Target_selector::supported_names): New function.
11917 (Target_selector::bfd_name): New function.
11918 (Target_selector::do_instantiate_target): New pure virtual
11920 (Target_selector::do_recognize): New virtual function.
11921 (Target_selector::do_recognize_by_name): New virtual function.
11922 (Target_selector::instantiate_target): New private function.
11923 (supported_target_names): Declare.
11924 * target-select.cc (Target_selector::Target_selector): Update for
11925 new parameter and fields.
11926 (select_target_by_name): Check that the name matches before
11927 calling recognize_by_name.
11928 (supported_target_names): New function.
11929 * i386.cc (class Target_selector_i386): Update Target_selector
11930 constructor call. Remove recognize and recognize_by_name. Add
11931 do_instantiate_target.
11932 * x86_64.cc (class Target_selector_x86_64): Likewise.
11933 * testsuite/testfile.cc (class Target_selector_test): Update for
11934 changes to Target_selector.
11936 * README: Rewrite, with some notes on unsupported features.
11938 2008-03-24 Cary Coutant <ccoutant@google.com>
11940 * i386.cc (Target_i386::Got_type): New enum declaration.
11941 (Target_i386::Scan::local): Updated callers of Output_data_got
11943 (Target_i386::Scan::global): Likewise.
11944 (Target_i386::Relocate::relocate): Likewise.
11945 (Target_i386::Relocate::relocate_tls): Likewise.
11946 * object.h (Got_offset_list): New class.
11947 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11948 (Sized_relobj::local_got_offset): Likewise.
11949 (Sized_relobj::set_local_got_offset): Likewise.
11950 (Sized_relobj::local_has_tls_got_offset): Removed.
11951 (Sized_relobj::local_tls_got_offset): Removed.
11952 (Sized_relobj::set_local_tls_got_offset): Removed.
11953 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11954 * output.cc (Output_data_got::add_global): Added got_type parameter.
11955 (Output_data_got::add_global_with_rel): Likewise.
11956 (Output_data_got::add_global_with_rela): Likewise.
11957 (Output_data_got::add_global_pair_with_rel): New function.
11958 (Output_data_got::add_global_pair_with_rela): New function.
11959 (Output_data_got::add_local): Added got_type parameter.
11960 (Output_data_got::add_local_with_rel): Likewise.
11961 (Output_data_got::add_local_with_rela): Likewise.
11962 (Output_data_got::add_local_pair_with_rel): New function.
11963 (Output_data_got::add_local_pair_with_rela): New function.
11964 (Output_data_got::add_global_tls): Removed.
11965 (Output_data_got::add_global_tls_with_rel): Removed.
11966 (Output_data_got::add_global_tls_with_rela): Removed.
11967 (Output_data_got::add_local_tls): Removed.
11968 (Output_data_got::add_local_tls_with_rel): Removed.
11969 (Output_data_got::add_local_tls_with_rela): Removed.
11970 * output.h (Output_data_got::add_global): Added got_type parameter.
11971 (Output_data_got::add_global_with_rel): Likewise.
11972 (Output_data_got::add_global_with_rela): Likewise.
11973 (Output_data_got::add_global_pair_with_rel): New function.
11974 (Output_data_got::add_global_pair_with_rela): New function.
11975 (Output_data_got::add_local): Added got_type parameter.
11976 (Output_data_got::add_local_with_rel): Likewise.
11977 (Output_data_got::add_local_with_rela): Likewise.
11978 (Output_data_got::add_local_pair_with_rel): New function.
11979 (Output_data_got::add_local_pair_with_rela): New function.
11980 (Output_data_got::add_global_tls): Removed.
11981 (Output_data_got::add_global_tls_with_rel): Removed.
11982 (Output_data_got::add_global_tls_with_rela): Removed.
11983 (Output_data_got::add_local_tls): Removed.
11984 (Output_data_got::add_local_tls_with_rel): Removed.
11985 (Output_data_got::add_local_tls_with_rela): Removed.
11986 * resolve.cc (Symbol::override_base_with_special): Removed
11987 reference to has_got_offset_ field.
11988 * symtab.cc (Symbol::init_fields): Replaced initialization
11989 of got_offset_ with got_offsets_. Removed initialization
11991 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11992 (Symbol::got_offset): Likewise.
11993 (Symbol::set_got_offset): Likewise.
11994 (Symbol::has_tls_got_offset): Removed.
11995 (Symbol::tls_got_offset): Removed.
11996 (Symbol::set_tls_got_offset): Removed.
11997 (Symbol::got_offset_): Removed.
11998 (Symbol::tls_mod_got_offset_): Removed.
11999 (Symbol::tls_pair_got_offset_): Removed.
12000 (Symbol::got_offsets_): New field.
12001 (Symbol::has_got_offset): Removed.
12002 (Symbol::has_tls_mod_got_offset): Removed.
12003 (Symbol::has_tls_pair_got_offset): Removed.
12004 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12005 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12007 (Target_x86_64::Scan::global): Likewise.
12008 (Target_x86_64::Relocate::relocate): Likewise.
12009 (Target_x86_64::Relocate::relocate_tls): Likewise.
12011 2008-03-25 Ben Elliston <bje@au.ibm.com>
12013 * yyscript.y: Fix spelling error in comment.
12015 2008-03-24 Ian Lance Taylor <iant@google.com>
12017 * options.h (class General_options): Define build_id option.
12018 * layout.h (class Layout): Declare write_build_id, create_note,
12019 create_build_id. Add build_id_note_ member.
12020 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12021 "libiberty.h", "md5.h", "sha1.h".
12022 (Layout::Layout): Initialize eh_frame_data_,
12023 eh_frame_hdr_section_, and build_id_note_.
12024 (Layout::finalize): Call create_build_id.
12025 (Layout::create_note): New function, broken out of
12026 Layout::create_gold_note.
12027 (Layout::create_gold_note): Call create_note.
12028 (Layout::create_build_id): New function.
12029 (Layout::write_build_id): New function.
12030 (Close_task_runner::run): Call write_build_id.
12032 * x86_64.cc: Correct license to GPLv3.
12034 2008-03-23 Ian Lance Taylor <iant@google.com>
12036 * options.cc: Include "demangle.h".
12037 (parse_optional_string): New function.
12038 (parse_long_option): Handle takes_optional_argument.
12039 (parse_short_option): Update dash_z initializer. Handle
12040 takes_optional_argument.
12041 (General_options::General_options): Initialize do_demangle_.
12042 (General_options::finalize): Set do_demangle_. Handle demangling
12044 * options.h (parse_optional_string): Declare.
12045 (struct One_option): Add optional_arg field. Update constructor.
12046 Update call constructor calls. Add takes_optional_argument
12048 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12049 (DEFINE_optional_string): Define.
12050 (General_options::demangle): Change from DEFINE_bool to
12051 DEFINE_optional_string.
12052 (General_options::no_demangle): New function.
12053 (General_options::do_demangle): New function.
12054 (General_options::set_do_demangle): New function.
12055 (General_options::execstack_status_): Move definition to end of
12057 (General_options::static_): Likewise.
12058 (General_options::do_demangle_): New field.
12059 * object.cc (big_endian>::get_symbol_location_info): Call
12060 Options::do_demangle, not Options::demangle.
12061 * symtab.cc (demangle): Likewise.
12063 2008-03-22 Ian Lance Taylor <iant@google.com>
12065 * gold.h: Include <cstddef> and <sys/types.h>
12066 * options.h: Include <cstring>.
12068 2008-03-21 Ian Lance Taylor <iant@google.com>
12070 * Added source code to GNU binutils.