1 2011-10-10 Cary Coutant <ccoutant@google.com>
3 * gold/incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
4 Initialize defined_count_.
5 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
6 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
7 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
8 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
9 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
10 * gold/incremental.h (Sized_relobj_incr::defined_count_): New data
12 (Sized_incr_dynobj::defined_count_): New data member.
13 * gold/plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
14 Return zeroes instead of internal error.
16 2011-10-10 Cary Coutant <ccoutant@google.com>
19 * gold/output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
20 (Output_reloc::symbol_value): Return PLT offset if flag is set.
21 * gold/output.h (class Output_reloc): Add use_plt_offset flag.
22 (Output_reloc::type_): Adjust size of bit field.
23 (Output_reloc::use_plt_offset_): New bit field.
24 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
25 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
26 flag. Adjust all callers.
27 * gold/x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
28 creating RELATIVE relocations.
30 2011-10-10 Nick Clifton <nickc@redhat.com>
32 * po/es.po: Updated Spanish translation.
33 * po/fi.po: Updated Finnish translation.
35 2011-10-03 Diego Novillo <dnovillo@google.com>
37 * options.cc (parse_uint): Fix dereference of RETVAL.
39 2011-09-29 Sriraman Tallam <tmsriram@google.com>
41 * layout.h (section_order_map_): New member.
42 (get_section_order_map): New member function.
43 * output.cc (Output_section::add_input_section): Check for patterns
44 only when --section-ordering-file is specified.
45 * gold.cc (queue_middle_tasks): Delay updating order of sections till
46 output_sections have been formed.
47 * layout.cc (Layout_Layout): Initialize section_order_map_.
48 * plugin.cc (update_section_order): Store order in order_map. Do not
50 * testsuite/Makefile.am: Add test case for plugin_final_layout.
51 * testsuite/Makefile.in: Regenerate.
52 * testsuite/plugin_section_order.c: New file.
53 * testsuite/plugin_final_layout.cc: New file.
54 * testsuite/plugin_final_layout.sh: New file.
56 2011-09-29 Cary Coutant <ccoutant@google.com>
58 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
60 * gold/symtab.cc (Symbol_table::add_from_relobj): Ignore version
61 symbols during incremental update.
62 (Symbol_table::add_from_dynobj): Likewise.
64 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
65 Ian Lance Taylor <iant@google.com>
67 * symtab.cc (Symbol_table::define_special_symbol): Always
68 canonicalize version string.
70 2011-09-26 Cary Coutant <ccoutant@google.com>
72 * gold/gold.cc (queue_initial_tasks): Move option checks ...
73 * gold/options.cc (General_options::finalize): ... to here. Disable
74 some options; make others fatal.
76 2011-09-26 Cary Coutant <ccoutant@google.com>
79 * plugin.cc (get_symbols_v2): New function.
80 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
81 (is_referenced_from_outside): New function.
82 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
83 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
84 (get_symbols): Pass version parameter.
85 (get_symbols_v2): New function.
86 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
88 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
89 (onload): Add LDPT_GET_SYMBOLS_V2.
90 (all_symbols_read_hook): Use get_symbols_v2; check for
91 LDPR_PREVAILING_DEF_IRONLY_EXP.
92 * testsuite/plugin_test_3.sh: Update expected results.
94 2011-09-23 Simon Baldwin <simonb@google.com>
96 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
97 configuration options.
98 * configure: Regenerate.
99 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
100 * Makefile.in: Regenerate.
101 * testsuite/Makefile.in: Regenerate.
103 2011-09-19 Sriraman Tallam <tmsriram@google.com>
105 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
107 2011-09-19 Cary Coutant <ccoutant@google.com>
109 * incremental.cc (can_incremental_update): Fix typo in comment.
110 * incremental.h (can_incremental_update): Likewise.
112 2011-09-18 Cary Coutant <ccoutant@google.com>
114 * incremental.cc (can_incremental_update): New function.
115 * incremental.h (can_incremental_update): New function.
116 * layout.cc (Layout::init_fixed_output_section): Call it.
117 (Layout::make_output_section): Don't allow patch space in .eh_frame.
118 * object.cc (Sized_relobj_file::do_layout): Call
119 can_incremental_update.
121 2011-09-13 Cary Coutant <ccoutant@google.com>
123 * configure.ac: Check for glibc support for gnu_indirect_function
124 support with static linking, setting automake conditional
126 * Makefile.in: Regenerate.
127 * configure: Regenerate.
129 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
130 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
132 * testsuite/Makefile.in: Regenerate.
134 2011-09-13 Cary Coutant <ccoutant@google.com>
136 * incremental.cc (Sized_relobj_incr::do_layout): Call
137 report_comdat_group for kept comdat sections.
138 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
139 * testsuite/Makefile.in: Regenerate.
140 * testsuite/incr_comdat_test_1.cc: New source file.
141 * testsuite/incr_comdat_test_2_v1.cc: New source file.
142 * testsuite/incr_comdat_test_2_v2.cc: New source file.
143 * testsuite/incr_comdat_test_2_v3.cc: New source file.
145 2011-09-13 Ian Lance Taylor <iant@google.com>
147 * object.cc (Sized_relobj_file::do_layout): Remove unused local
148 variable external_symbols_offset.
150 2011-09-12 Ian Lance Taylor <iant@google.com>
152 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
153 triggered if object has no symbols.
155 2011-09-09 David S. Miller <davem@davemloft.net>
157 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
158 (Output_fill_debug_line::do_write): Likewise.
160 2011-08-29 Cary Coutant <ccoutant@google.com>
162 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
163 casts to match formatting specs.
164 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
166 2011-08-26 Cary Coutant <ccoutant@google.com>
168 * layout.cc (Free_list::allocate): Provide guarantee of minimum
169 remaining hole size when allocating.
170 (Layout::make_output_section): Set fill methods for debug sections.
171 * layout.h (Free_list::Free_list_node): Move from private to
173 (Free_list::set_min_hole_size): New function.
174 (Free_list::begin, Free_list::end): New functions.
175 (Free_list::min_hole_): New data member.
176 * output.cc: Include dwarf.h.
177 (Output_fill_debug_info::do_minimum_hole_size): New function.
178 (Output_fill_debug_info::do_write): New function.
179 (Output_fill_debug_line::do_minimum_hole_size): New function.
180 (Output_fill_debug_line::do_write): New function.
181 (Output_section::Output_section): Initialize new data member.
182 (Output_section::set_final_data_size): Ensure patch space is larger
183 than minimum hole size.
184 (Output_section::do_write): Fill holes in debug sections.
185 * output.h (Output_fill): New class.
186 (Output_fill_debug_info): New class.
187 (Output_fill_debug_line): New class.
188 (Output_section::set_free_space_fill): New function.
189 (Output_section::free_space_fill_): New data member.
190 * testsuite/Makefile.am (incremental_test_3): Add
191 --incremental-patch option.
192 (incremental_test_4): Likewise.
193 (incremental_test_5): Likewise.
194 (incremental_test_6): Likewise.
195 (incremental_copy_test): Likewise.
196 (incremental_common_test_1): Likewise.
197 * testsuite/Makefile.in: Regenerate.
199 2011-08-26 Nick Clifton <nickc@redhat.com>
201 * po/es.po: Updated Spanish translation.
203 2011-08-01 Cary Coutant <ccoutant@google.com>
205 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
206 * gold/testsuite/Makefile.in: Regenerate.
207 * gold/testsuite/justsyms_exec.c: New source file.
208 * gold/testsuite/justsyms_lib.c: New source file.
210 2011-08-01 Cary Coutant <ccoutant@google.com>
212 * layout.cc (Layout::set_segment_offsets): Don't realign text
213 segment if -Ttext was specified.
214 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
216 * object.h (Sized_relobj_file::e_type): New function.
217 (Sized_relobj_file::e_type_): New data member.
218 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
219 base address for ET_EXEC files.
220 * target.cc (Target::do_make_elf_object_implementation): Allow
221 ET_EXEC files with --just-symbols option.
223 2011-07-28 Cary Coutant <ccoutant@google.com>
225 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
226 Add thread_number parameter.
227 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
228 * workqueue-threads.cc
229 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
230 current thread if its thread number is greater than desired thread
232 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
233 Add thread_number parameter.
234 (Workqueue::should_cancel_thread): Likewise.
235 (Workqueue::find_runnable_or_wait): Pass thread_number to
236 should_cancel_thread.
237 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
240 2011-07-22 Sriraman Tallam <tmsriram@google.com>
242 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
243 only after checking if it cannot be forced local.
244 * symtab.h (is_externally_visible): Check if the symbol is not forced
247 2011-07-15 Ian Lance Taylor <iant@google.com>
249 * options.h (class General_options): Add --print-output-format.
250 Move -EL next to -EB, for better --help output.
251 * target-select.cc: Include <cstdio>, "options.h", and
253 (Target_selector::do_target_bfd_name): New function.
254 (print_output_format): New function.
255 * target-select.h (class Target_selector): Update declarations.
256 (Target_selector::target_bfd_name): New function.
257 (print_output_format): Declare.
258 * main.cc: Include "target-select.h".
259 (main): Handle --print-output-format.
260 * gold.cc: Include "target-select.h".
261 (queue_initial_tasks): Handle --print-output-format when there are
263 * parameters.cc (parameters_force_valid_target): Give a better
264 error message if -EB/-EL does not match target.
265 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
268 2011-07-15 Ian Lance Taylor <iant@google.com>
270 * i386.cc (class Output_data_plt_i386): Add layout_ field.
271 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
272 (Output_data_plt_i386::do_write): Write address of .dynamic
273 section to first entry in .got.plt section.
274 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
275 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
277 (Output_data_plt_x86_64::do_write): Write address of .dynamic
278 section to first entry in .got.plt section.
279 * layout.h (Layout::dynamic_section): New function.
281 2011-07-13 Sriraman Tallam <tmsriram@google.com>
283 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
285 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
286 input_section_position_, and input_section_glob_.
287 (read_layout_from_file): Call function section_ordering_specified.
288 * layout.h (is_section_ordering_specified): New function.
289 (section_ordering_specified): New function.
290 (section_ordering_specified_): New boolean member.
291 * main.cc(main): Call load_plugins after layout object is defined.
292 * output.cc (Output_section::add_input_section): Use
293 function section_ordering_specified to check if section ordering is
295 * output.cc (Output_section::add_relaxed_input_section): Use
296 function section_ordering_specified to check if section ordering is
298 (Output_section::update_section_layout): New function.
299 (Output_section::sort_attached_input_sections): Check if input section
301 * output.h (Output_section::update_section_layout): New function.
302 * plugin.cc (get_section_count): New function.
303 (get_section_type): New function.
304 (get_section_name): New function.
305 (get_section_contents): New function.
306 (update_section_order): New function.
307 (allow_section_ordering): New function.
308 (Plugin::load): Add the new interfaces to the transfer vector.
309 (Plugin_manager::load_plugins): New parameter.
310 (Plugin_manager::all_symbols_read): New parameter.
311 (Plugin_manager::claim_file): New parameter. Save the elf object for
313 (Plugin_manager::get_elf_object): New function.
314 (Plugin_manager::get_view): Change to directly use the bool to check
315 if get_view is called from claim_file_hook.
316 * plugin.h (input_objects): New function
317 (Plugin__manager::load_plugins): New parameter.
318 (Plugin_manager::claim_file): New parameter.
319 (Plugin_manager::get_elf_object): New function.
320 (Plugin_manager::in_claim_file_handler): New function.
321 (Plugin_manager::in_claim_file_handler_): New member.
322 (layout): New function.
323 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
324 handler with an extra parameter. Make the elf object before calling
326 * testsuite/plugin_test.c (get_section_count): New function pointer.
327 (get_section_type): New function pointer.
328 (get_section_name): New function pointer.
329 (get_section_contents): New function pointer.
330 (update_section_order): New function pointer.
331 (allow_section_ordering): New function pointer.
332 (onload): Check if the new interfaces exist.
334 2011-07-13 Ian Lance Taylor <iant@google.com>
336 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
338 * x86_64.cc (Target_x86_64::got_section): Likewise.
339 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
340 (relro_now_test_SOURCES): New variable.
341 (relro_now_test_DEPENDENCIES): New variable.
342 (relro_now_test_LDFLAGS): New variable.
343 (relro_now_test_LDADD): New variable.
344 (relro_now_test.so): New target.
345 * testsuite/Makefile.in: Rebuild.
347 2011-07-12 Ian Lance Taylor <iant@google.com>
350 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
351 GLOB_DAT relocation rather than a RELATIVE relocation for a
352 protected symbol when creating a shared library.
353 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
354 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
355 * testsuite/protected_main_1.cc (main): Test that protected
356 function has same address.
358 2011-07-11 Ian Lance Taylor <iant@google.com>
361 * options.h (class General_options): Add -Bgroup.
362 * options.cc (General_options::finalize): If -Bgroup is set,
363 default to --unresolved-symbols=report-all.
364 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
365 * target-reloc.h (issue_undefined_symbol_error): Handle
366 --unresolved-symbols=report-all.
368 2011-07-08 Ian Lance Taylor <iant@google.com>
371 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
372 if linker script discards key sections.
373 (Layout::create_dynamic_symtab): Likewise.
374 (Layout::assign_local_dynsym_offsets): Likewise.
375 (Layout::sized_create_version_sections): Likewise.
376 (Layout::create_interp): Likewise.
377 (Layout::finish_dynamic_section): Likewise.
378 (Layout::set_dynamic_symbol_size): Likewise.
380 2011-07-08 Ian Lance Taylor <iant@google.com>
383 * options.h (class General_options): Add --unresolved-symbols.
384 * target-reloc.h (issue_undefined_symbol_error): Check
385 --unresolved-symbols. Add comments.
387 2011-07-08 Ian Lance Taylor <iant@google.com>
389 * testsuite/odr_violation2.cc (Ordering::operator()): Make
390 expression more complex.
392 2011-07-08 Ian Lance Taylor <iant@google.com>
395 * target-reloc.h (issue_undefined_symbol_error): New inline
396 function, broken out of relocate_section.
397 (relocate_section): Call issue_undefined_symbol_error.
398 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
399 there is no TLS segment if we are about to issue an undefined
401 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
403 2011-07-08 Ian Lance Taylor <iant@google.com>
406 * resolve.cc (Symbol_table::should_override): Add fromtype
407 parameter. Change all callers. Give error when linking together
408 TLS and non-TLS symbol.
409 (Symbol_table::should_override_with_special): Add fromtype
410 parameter. Change all callers.
411 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
412 there is no TLS segment if we have reported some errors.
413 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
415 2011-07-08 Ian Lance Taylor <iant@google.com>
418 * target.h (Target::plt_address_for_global): New function.
419 (Target::plt_address_for_local): New function.
420 (Target::plt_section_for_global): Remove.
421 (Target::plt_section_for_local): Remove.
422 (Target::do_plt_address_for_global): New virtual function.
423 (Target::do_plt_address_for_local): New virtual function.
424 (Target::do_plt_section_for_global): Remove.
425 (Target::do_plt_section_for_local): Remove.
426 (Target::register_global_plt_entry): Add Symbol_table and Layout
428 * output.cc (Output_data_got::Got_entry::write): Use
429 plt_address_for_global and plt_address_for_local.
430 * layout.cc (Layout::add_target_dynamic_tags): Use size and
431 address of output section.
432 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
433 got_irelative_, and irelative_count_ fields. Update
435 (Output_data_plt_i386::has_irelative_section): New function.
436 (Output_data_plt_i386::entry_count): Add irelative_count_.
437 (Output_data_plt_i386::set_final_data_size): Likewise.
438 (class Target_i386): Add got_irelative_ and rel_irelative_
439 fields. Update declarations.
440 (Target_i386::Target_i386): Initialize new fields.
441 (Target_i386::do_plt_address_for_global): New function replacing
442 do_plt_section_for_global.
443 (Target_i386::do_plt_address_for_local): New function replacing
444 do_plt_section_for_local.
445 (Target_i386::got_section): Create got_irelative_.
446 (Target_i386::rel_irelative_section): New function.
447 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
448 fields. Don't define __rel_iplt_{start,end}.
449 (Output_data_plt_i386::add_entry): Add symtab and layout
450 parameters. Change all callers. Use different PLT and GOT for
452 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
453 layout parameters. Change all callers. Use different PLT and
455 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
456 (Output_data_plt_i386::rel_irelative): New function.
457 (Output_data_plt_i386::address_for_global): New function.
458 (Output_data_plt_i386::address_for_local): New function.
459 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
460 IRELATIVE GOT when changing IFUNC GOT entries.
461 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
463 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
464 if we didn't create an IRELATIVE GOT.
465 (Target_i386::Relocate::relocate): Use plt_address_for_global and
466 plt_address_for_local.
467 (Target_i386::do_dynsym_value): Use plt_address_for_global.
468 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
469 got_irelative_, and irelative_count_ fields. Update
471 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
472 Initialize new fields. Remove symtab parameter. Change all
474 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
476 (Output_data_plt_x86_64::has_irelative_section): New function.
477 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
478 (class Target_x86_64): Add got_irelative_ and rel_irelative_
479 fields. Update declarations.
480 (Target_x86_64::Target_x86_64): Initialize new fields.
481 (Target_x86_64::do_plt_address_for_global): New function replacing
482 do_plt_section_for_global.
483 (Target_x86_64::do_plt_address_for_local): New function replacing
484 do_plt_section_for_local.
485 (Target_x86_64::got_section): Create got_irelative_.
486 (Target_x86_64::rela_irelative_section): New function.
487 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
488 all callers. Don't create __rel_iplt_{start,end}.
489 (Output_data_plt_x86_64::add_entry): Add symtab and layout
490 parameters. Change all callers. Use different PLT and GOT for
492 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
493 layout parameters. Change all callers. Use different PLT and
495 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
496 parameters. Change all callers. Use different PLT and GOT for
498 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
499 (Output_data_plt_x86_64::rela_irelative): New function.
500 (Output_data_plt_x86_64::address_for_global): New function.
501 (Output_data_plt_x86_64::address_for_local): New function.
502 (Output_data_plt_x86_64::set_final_data_size): Likewise.
503 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
504 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
505 (Target_x86_64::register_global_plt_entry): Add symtab and layout
507 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
509 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
510 symbols if we didn't create an IRELATIVE GOT.
511 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
512 plt_address_for_local.
513 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
514 * testsuite/ifuncvar1.c: New test file.
515 * testsuite/ifuncvar2.c: New test file.
516 * testsuite/ifuncvar3.c: New test file.
517 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
518 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
519 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
520 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
521 * testsuite/Makefile.in: Rebuild.
523 2011-07-07 Cary Coutant <ccoutant@google.com>
525 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
526 (two_file_test_1_ndebug.o): Likewise.
527 (two_file_test_1b_ndebug.o): Likewise.
528 (two_file_test_2_ndebug.o): Likewise.
529 (two_file_test_main_ndebug.o): Likewise.
530 (incremental_test_2): Link with no-debug versions.
532 2011-07-06 Cary Coutant <ccoutant@google.com>
534 * gold/incremental.cc
535 (Output_section_incremental_inputs::write_info_blocks): Check for
536 hidden and internal symbols.
538 2011-07-06 Cary Coutant <ccoutant@google.com>
540 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
541 Check disposition for startup file.
542 (Incremental_inputs::report_command_line): Ignore
543 --incremental-startup-unchanged option.
544 * options.cc (General_options::parse_incremental_startup_unchanged):
546 (General_options::General_options): Initialize new data member.
547 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
548 (General_options): Add --incremental-startup-unchanged option.
549 (General_options::incremental_startup_disposition): New function.
550 (General_options::incremental_startup_disposition_): New data member.
552 2011-07-06 Cary Coutant <ccoutant@google.com>
554 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
555 input file index to Script_info ctor.
556 (Sized_incremental_binary::do_file_has_changed): Find the
557 command-line argument for files named in scripts.
558 * incremental.h (Script_info::Script_info): New ctor
559 with input file index.
560 (Script_info::input_file_index): New function.
561 (Script_info::input_file_index_): New data member.
562 (Incremental_binary::get_library): Add const.
563 (Incremental_binary::get_script_info): Add const.
564 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
565 * testsuite/Makefile.am (incremental_test_5): New test case.
566 (incremental_test_6): New test case.
567 * testsuite/Makefile.in: Regenerate.
569 2011-07-06 Cary Coutant <ccoutant@google.com>
571 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
572 debug output when command lines differ.
574 2011-07-06 Cary Coutant <ccoutant@google.com>
576 * incremental.cc (Incremental_inputs::report_command_line): Ignore
577 --incremental-patch option.
578 * layout.cc (Free_list::allocate): Extend allocation beyond original
580 (Layout::make_output_section): Mark sections that should get
582 * options.cc (parse_percent): New function.
583 * options.h (parse_percent): New function.
584 (DEFINE_percent): New macro.
585 (General_options): Add --incremental-patch option.
586 * output.cc (Output_section::Output_section): Initialize new data
588 (Output_section::add_input_section): Print section name when out
590 (Output_section::add_output_section_data): Likewise.
591 (Output_section::set_final_data_size): Add patch space when
592 doing --incremental-full.
593 (Output_section::do_reset_address_and_file_offset): Remove patch
595 (Output_segment::set_section_list_addresses): Print debug output
596 only if --incremental-update.
597 * output.h (Output_section::set_is_patch_space_allowed): New function.
598 (Output_section::is_patch_space_allowed_): New data member.
599 (Output_section::patch_space_): New data member.
600 * parameters.cc (Parameters::incremental_full): New function.
601 * parameters.h (Parameters::incremental_full): New function
602 * testsuite/Makefile.am (incremental_test_2): Add test for
603 --incremental-patch option.
604 * testsuite/Makefile.in: Regenerate.
605 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
606 (t18): Remove function body.
608 2011-07-05 Doug Kwan <dougkwan@google.com>
611 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
612 Arm_Address type for relocation result.
613 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
615 (Arm_relocate_functions::abs32): Use unaligned access.
616 (Arm_relocate_functions::rel32): Ditto.
617 (Arm_relocate_functions::prel31): Ditto.
618 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
619 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
620 static data relocations.
621 * testsuite/Makefile.in: Regnerate.
622 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
624 2011-07-05 Ian Lance Taylor <iant@google.com>
627 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
628 symbols if necessary.
629 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
631 2011-07-05 Ian Lance Taylor <iant@google.com>
634 * resolve.cc (Symbol::override_base_with_special): Simply override
635 version with special symbol version, ignoring previous version.
637 2011-07-05 Ian Lance Taylor <iant@google.com>
639 * object.cc (Sized_relobj_file::include_section_group): Add
640 information to comment about signature location.
642 2011-07-02 Ian Lance Taylor <iant@google.com>
645 * options.h (class General_options): Add -f and -F.
646 * options.cc (General_options::finalize): Fatal error if -f/-F
647 are used without -shared.
648 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
650 2011-07-02 Ian Lance Taylor <iant@google.com>
652 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
654 2011-07-01 Ian Lance Taylor <iant@google.com>
658 * resolve.cc (Symbol::override_base_with_special): Don't override
659 the version if the overriding symbol has a different name.
660 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
661 all callers. If we give an error about an undefined version,
662 define the base version if necessary.
663 * dynobj.h (class Versions): Update declaration.
664 * testsuite/weak_alias_test_5.cc: New file.
665 * testsuite/weak_alias_test.script: New file.
666 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
667 and versioned_alias have the right value, and call t2.
668 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
669 weak_alias_test_5.so.
670 (weak_alias_test_LDADD): Likewise.
671 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
672 * testsuite/Makefile.in: Rebuild.
674 2011-07-01 Ian Lance Taylor <iant@google.com>
677 * options.h (class General_options): Support -z notext.
678 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
680 (two_file_shared_nonpic.so): Likewise.
681 (two_file_shared_mixed.so): Likewise.
682 (two_file_shared_mixed_1.so): Likewise.
683 (weak_undef_lib_nonpic.so): Likewise.
684 (alt/weak_undef_lib_nonpic.so): Likewise.
685 (tls_test_shared_nonpic.so): Likewise.
686 * testsuite/Makefile.in: Rebuild.
688 2011-07-01 Ian Lance Taylor <iant@google.com>
691 * configure.ac: Test whether static linking works, setting
692 the automake conditional HAVE_STATIC.
693 * testsuite/Makefile.am: Disable tests using -static if
694 HAVE_STATIC is not true.
695 * configure, testsuite/Makefile.in: Rebuild.
697 2011-07-01 Ian Lance Taylor <iant@google.com>
700 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
701 Assert if we see DW_EH_PE_indirect.
702 * target.h (Target::ehframe_datarel_base): New function.
703 (Target::do_ehframe_datarel_base): New target function.
704 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
705 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
708 2011-07-01 Ian Lance Taylor <iant@google.com>
711 * options.h (class General_options): Add
712 --ld-generated-unwind-info.
713 * ehframe.cc (Fde::write): Add address parameter. Change all
714 callers. If associated with PLT, fill in address and size.
715 (Cie::set_output_offset): Only add merge mapping if there is an
717 (Cie::write): Add address parameter. Change all callers.
718 (Eh_frame::add_ehframe_for_plt): New function.
719 * ehframe.h (class Fde): Update declarations. Move shndx_ and
720 input_offset_ fields into union u_, with new plt field.
721 (Fde::Fde): Adjust for new union field.
722 (Fde::Fde) [Output_data version]: New constructor.
723 (Fde::add_mapping): Only add merge mapping if there is an object.
724 (class Cie): Update declarations.
725 (class Eh_frame): Declare add_ehframe_for_plt.
726 * layout.cc (Layout::layout_eh_frame): Break out code into
727 make_eh_frame_section, and call it.
728 (Layout::make_eh_frame_section): New function.
729 (Layout::add_eh_frame_for_plt): New function.
730 * layout.h (class Layout): Update declarations.
731 * merge.cc (Merge_map::add_mapping): Add assertion.
732 * i386.cc: Include "dwarf.h".
733 (class Output_data_plt_i386): Make first_plt_entry,
734 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
735 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
736 and plt_eh_frame_fde.
737 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
738 boundary. Call add_eh_frame_for_plt if appropriate.
739 * x86_64.cc: Include "dwarf.h".
740 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
741 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
742 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
743 and plt_eh_frame_fde.
744 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
747 2011-06-29 Ian Lance Taylor <iant@google.com>
750 * object.cc (Sized_relobj_file::layout_section): Change shdr
751 parameter to be const.
752 (Sized_relobj_file::layout_eh_frame_section): New function, broken
754 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
755 appropriate. Call layout_eh_frame_section.
756 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
758 * object.h (class Sized_relobj_file): Update declarations.
760 2011-06-29 Ian Lance Taylor <iant@google.com>
763 * script.cc (Token::integer_value): Accept trailing M/m/K/k
765 (Lex::gather_token): Accept trailing M/m/K/k for integers.
767 2011-06-29 Ian Lance Taylor <iant@google.com>
770 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
772 * layout.cc (Layout::layout_eh_frame): Likewise.
774 2011-06-29 Ian Lance Taylor <iant@google.com>
777 * layout.cc (Layout::symtab_section_shndx): New function.
778 * layout.h (class Layout): Declare symtab_section_shndx.
779 * output.cc (Output_section::write_header): Call it.
781 2011-06-29 Ian Lance Taylor <iant@google.com>
784 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
785 symbols which are not used in a relocation.
787 2011-06-28 Ian Lance Taylor <iant@google.com>
790 * layout.cc (Layout::segment_precedes): Don't crash if a linker
791 script create indistinguishable segments.
792 (Layout::set_segment_offsets): Use stable_sort when sorting
793 segments. Pass this to Compare_segments constructor.
794 * layout.h (class Layout): Make segment_precedes non-static.
795 (class Compare_segments): Change from struct to class. Add
796 layout_ field. Add constructor.
798 (Script_sections::attach_sections_using_phdrs_clause): Rename
799 local orphan to is_orphan. Don't report failure to put empty
800 section in segment. On attachment failure, report name of
801 section, and attach to first PT_LOAD segment.
803 2011-06-28 Ian Lance Taylor <iant@google.com>
806 * target-select.cc (Target_selector::Target_selector): Add
807 emulation parameter. Change all callers.
808 (select_target_by_bfd_name): Rename from select_target_by_name.
810 (select_target_by_emulation): New function.
811 (supported_emulation_names): New function.
812 * target-select.h (class Target_selector): Add emulation_ field.
814 (Target_selector::recognize_by_bfd_name): Rename from
815 recognize_by_name. Change all callers.
816 (Target_selector::supported_bfd_names): Rename from
817 supported_names. Change all callers.
818 (Target_selector::recognize_by_emulation): New function.
819 (Target_selector::supported_emulations): New function.
820 (Target_selector::emulation): New function.
821 (Target_selector::do_recognize_by_bfd_name): Rename from
822 do_recognize_by_name. Change all callers.
823 (Target_selector::do_supported_bfd_names): Rename from
824 do_supported_names. Change all callers.
825 (Target_selector::do_recognize_by_emulation): New function.
826 (Target_selector::do_supported_emulations): New function.
827 (select_target_by_bfd_name): Change name in declaration.
828 (select_target_by_emulation): Declare.
829 (supported_emulation_names): Declare.
830 * parameters.cc (parameters_force_valid_target): Try to find
831 target based on emulation from -m option.
832 * options.h (class General_options): Change doc string for -m.
833 * options.cc (help): Print emulations.
834 (General_options::parse_V): Likewise.
835 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
836 Add emulation parameter. Change all callers.
838 2011-06-28 Ian Lance Taylor <iant@google.com>
840 * target.h (class Target): Add osabi_ field.
841 (Target::osabi): New function.
842 (Target::set_osabi): New function.
843 (Target::Target): Initialize osabi_.
844 (Target::do_adjust_elf_header): Make pure virtual.
845 (Sized_target::do_adjust_elf_header): Declare.
846 * target.cc (Sized_target::do_adjust_elf_header): New function.
847 (class Sized_target): Instantiate all versions.
848 * freebsd.h (class Target_freebsd): Remove.
849 (Target_selector_freebsd::do_recognize): Call set_osabi on
851 (Target_selector_freebsd::do_recognize_by_name): Likewise.
852 (Target_selector_freebsd::set_osabi): Remove.
853 * i386.cc (class Target_i386): Inherit from Sized_target rather
855 * x86_64.cc (class Target_x86_64): Likewise.
857 2011-06-28 Ian Lance Taylor <iant@google.com>
859 * target.h (Target::can_check_for_function_pointers): Rewrite.
861 (Target::can_icf_inline_merge_sections): Likewise.
862 (Target::section_may_have_icf_unsafe_poineters): Likewise.
863 (Target::Target_info): Add can_icf_inline_merge_sections field.
864 (Target::do_can_check_for_function_pointers): New virtual
866 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
867 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
868 from can_check_for_function_pointers, move in file.
869 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
870 section_may_have_icf_unsafe_poineters, move in file.
871 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
872 * i386.cc (Target_i386::do_can_check_for_function_pointers):
873 Rename from can_check_for_function_pointers, move in file.
874 (Target_i386::can_icf_inline_merge_sections): Remove.
875 (Target_i386::i386_info): Initialize
876 can_icf_inline_merge_sections.
877 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
878 Initialize can_icf_inline_merge_sections.
879 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
880 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
881 Rename from can_check_for_function_pointers, move in file.
882 (Target_x86_64::can_icf_inline_merge_sections): Remove.
883 (Target_x86_64::x86_64_info): Initialize
884 can_icf_inline_merge_sections.
885 * testsuite/testfile.cc (Target_test::test_target_info):
887 * icf.cc (get_section_contents): Correct formatting.
889 2011-06-27 Ian Lance Taylor <iant@google.com>
891 * symtab.cc (Symbol::versioned_name): New function.
892 (Symbol_table::add_to_final_symtab): Use versioned_name when
894 (Symbol_table::sized_write_symbol): Likewise.
895 * symtab.h (class Symbol): Declare versioned_name.
896 * stringpool.h (class Stringpool_template): Add variant of add
897 which takes a std::basic_string.
898 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
899 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
900 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
901 (ver_test_12.o): New target.
902 * testsuite/Makefile.in: Rebuild.
904 2011-06-27 Doug Kwan <dougkwan@google.com>
906 * arm.cc (Arm_relocate_functions::thm_jump8,
907 Arm_relocate_functions::thm_jump11): Use a wider signed
908 type to compute offset.
909 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
911 * testsuite/Makefile.in: Regenerate.
912 * testsuite/arm_branch_in_range.sh: Check test results of
913 arm_thm_jump11 and arm_thm_jump8.
914 * testsuite/arm_thm_jump11.s: New test source file.
915 * testsuite/arm_thm_jump11.t: New linker script.
916 * testsuite/arm_thm_jump8.s: New test source file.
917 * testsuite/arm_thm_jump8.t: New linker script.
919 2011-06-24 Ian Lance Taylor <iant@google.com>
921 * layout.cc: Include "object.h".
922 (ctors_sections_in_init_array): New static variable.
923 (Layout::is_ctors_in_init_array): New function.
924 (Layout::layout): Add entry to ctors_sections_in_init_array if
926 * layout.h (class Layout): Declare is_ctors_in_init_array.
927 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
928 is_ctors_reverse_view is set.
929 (Sized_relobj_file::write_sections): Add layout parameter. Change
930 all callers. Set is_ctors_reverse_view field of View_size.
931 (Sized_relobj_file::reverse_words): New function.
932 * object.h (Sized_relobj_file::View_size): Add
933 is_ctors_reverse_view field.
934 (class Sized_relobj_file): Update declarations.
935 * testsuite/initpri3.c: New test.
936 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
938 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
939 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
940 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
941 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
942 * testsuite/Makefile.in: Rebuild.
944 2011-06-24 Cary Coutant <ccoutant@google.com>
946 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
947 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
948 (debug_msg_cdebug.err): New targets.
949 * testsuite/Makefile.in: Regenerate.
950 * testsuite/debug_msg.sh: Check output of link with compressed debug.
951 Fix checks for link with shared library.
953 2011-06-24 Doug Kwan <dougkwan@google.com>
955 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
956 skip empty text sections.
957 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
959 2011-06-22 Ian Lance Taylor <iant@google.com>
962 * options.h (class General_options): Add --ctors-in-init-array.
963 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
964 friends as SHT_PROGBITS for merging sections.
965 (Layout::layout): Remove special handling of .init_array and
966 friends. Don't sort if doing relocatable link. Sort for .ctors
967 and .dtors if ctors_in_init_array.
968 (Layout::make_output_section): Force correct section types for
969 .init_array and friends. Don't sort if doing relocatable link,
970 Don't sort .ctors and .dtors if ctors_in_init_array.
971 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
972 (Layout::output_section_name): Add relobj parameter. Change all
973 callers. Handle .ctors. and .dtors. in code rather than table.
974 Handle .ctors and .dtors if ctors_in_init_array.
975 (Layout::match_file_name): New function, moved from output.cc.
976 * layout.h (class Layout): Update declarations.
977 * output.cc: Include "layout.h".
978 (Input_section_sort_entry::get_priority): New function.
979 (Input_section_sort_entry::match_file_name): Just call
980 Layout::match_file_name.
981 (Output_section::Input_section_sort_init_fini_compare::operator()):
982 Handle .ctors and .dtors. Sort by explicit priority rather than
984 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
985 * testsuite/initpri2.c: New test.
986 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
987 (check_PROGRAMS): Add initpri2.
988 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
989 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
990 * configure, testsuite/Makefile.in: Rebuild.
992 2011-06-19 Ian Lance Taylor <iant@google.com>
995 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
996 .interp section to a PT_INTERP segment even if we have seen a
997 --dynamic-linker option. Don't do it if we have seen a PHDRS
998 clause in a linker script.
999 (Layout::finalize): Don't create a .interp section if we've
1000 already create a PT_INTERP segment.
1001 (Layout::create_interp): Always call choose_output_section (revert
1002 patch of 2011-06-17). Don't create PT_INTERP segment.
1003 * script-sections.cc
1004 (Script_sections::create_note_and_tls_segments): Add a .interp
1005 section to a PT_INTERP segment even if we have seen a
1006 --dynamic-linker option.
1008 2011-06-18 Ian Lance Taylor <iant@google.com>
1010 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1011 merely because a non-PT_LOAD segment has a dynamic reloc.
1013 2011-06-18 Ian Lance Taylor <iant@google.com>
1015 * layout.cc (Layout::finish_dynamic_section): Don't create
1016 DT_FLAGS entry if not needed.
1018 2011-06-18 Ian Lance Taylor <iant@google.com>
1021 * layout.cc (Layout::layout_eh_frame): Correct handling of
1022 writable .eh_frame section.
1024 2011-06-17 Ian Lance Taylor <iant@google.com>
1027 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1028 symbol is redefined with the exact same object and value.
1030 2011-06-17 Ian Lance Taylor <iant@google.com>
1033 * layout.h (class Layout): Add interp_segment_ field.
1034 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1035 (Layout::attach_allocated_section_to_segment): If making shared
1036 library, put .interp section in PT_INTERP segment.
1037 (Layout::finalize): Also call create_interp if -dynamic-linker
1039 (Layout::create_interp): Assert that there is no PT_INTERP
1040 segment. If not using a SECTIONS clause, use make_output_section.
1041 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1042 * script-sections.cc
1043 (Script_sections::create_note_and_tls_segments): If making shared
1044 library, put .interp section in PT_INTERP segment.
1046 2011-06-17 Ian Lance Taylor <iant@google.com>
1048 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1049 when making a shared library.
1051 2011-06-17 Ian Lance Taylor <iant@google.com>
1053 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1054 parameter. Change all callers. Don't issue warning about PC32
1055 against locally defined symbol.
1057 2011-06-16 Ian Lance Taylor <iant@google.com>
1059 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1060 occurs in same object.
1062 2011-06-14 Alan Modra <amodra@gmail.com>
1064 * po/POTFILES.in: Regenerate.
1066 2011-06-09 Ian Lance Taylor <iant@google.com>
1068 * script-sections.cc
1069 (Orphan_output_section::set_section_addresses): For a relocatable
1070 link set address to 0.
1072 2011-06-09 Cary Coutant <ccoutant@google.com>
1075 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1076 used with --compress-debug-sections.
1077 * gold/object.cc (Sized_relobj_file::do_layout): Report
1078 uncompressed size of compressed input sections.
1080 2011-06-08 Cary Coutant <ccoutant@google.com>
1083 * testsuite/two_file_test_2_v1.cc: Change initialization of
1084 v2 to keep it in .data.
1086 2011-06-07 Cary Coutant <ccoutant@google.com>
1088 * common.cc (Symbol_table::do_allocate_commons_list): Call
1090 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1091 (Errors::fallback): New function.
1092 (gold_fallback): New function.
1093 * errors.h (Errors::fallback): New function.
1094 * gold.cc (gold_exit): Change status parameter to enum; adjust
1096 (queue_initial_tasks): Call gold_fallback.
1097 * gold.h: Include cstdlib.
1098 (Exit_status): New enum type.
1099 (gold_exit): Change status parameter to enum.
1100 (gold_fallback): New function.
1101 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1102 (Layout::create_symtab_sections): Likewise.
1103 (Layout::create_shdrs): Likewise.
1104 * main.cc (main): Adjust call to gold_exit.
1105 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1106 (Output_data_got::add_got_entry_pair): Likewise.
1107 (Output_section::add_input_section): Likewise.
1108 (Output_section::add_output_section_data): Likewise.
1109 (Output_segment::set_section_list_addresses): Likewise.
1110 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1112 2011-06-07 Cary Coutant <ccoutant@google.com>
1114 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1115 for incremental links.
1116 * output.cc (Output_segment::set_section_list_addresses): Remove
1117 FIXME and test for TLS or BSS.
1119 2011-06-07 Cary Coutant <ccoutant@google.com>
1121 * testsuite/Makefile.am: Add incremental_copy_test,
1122 incremental_common_test_1.
1123 * testsuite/Makefile.in: Regenerate.
1124 * testsuite/common_test_1_v1.c: New source file.
1125 * testsuite/common_test_1_v2.c: New source file.
1126 * testsuite/copy_test_v1.cc: New source file.
1128 2011-06-07 Cary Coutant <ccoutant@google.com>
1130 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1131 update, allocate common from bss section's free list.
1132 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1133 linker-defined symbols.
1134 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1135 Skip GOT and PLT entries that are no longer referenced.
1136 (Output_section_incremental_inputs::write_info_blocks): Mark
1137 linker-defined symbols.
1138 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1139 * output.cc (Output_section::allocate): New function.
1140 * output.h (Output_section::allocate): New function.
1141 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1142 linker-defined symbols.
1143 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1144 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1145 (Symbol::init_base_output_data): Likewise.
1146 (Symbol::init_base_output_segment): Likewise.
1147 (Symbol::init_base_constant): Likewise.
1148 (Sized_symbol::init_output_data): Likewise.
1149 (Sized_symbol::init_output_segment): Likewise.
1150 (Sized_symbol::init_constant): Likewise.
1151 (Symbol_table::do_define_in_output_data): Likewise.
1152 (Symbol_table::do_define_in_output_segment): Likewise.
1153 (Symbol_table::do_define_as_constant): Likewise.
1154 * symtab.h (Symbol::is_predefined): New function.
1155 (Symbol::init_base_output_data): Add is_predefined parameter.
1156 (Symbol::init_base_output_segment): Likewise.
1157 (Symbol::init_base_constant): Likewise.
1158 (Symbol::is_predefined_): New data member.
1159 (Sized_symbol::init_output_data): Add is_predefined parameter.
1160 (Sized_symbol::init_output_segment): Likewise.
1161 (Sized_symbol::init_constant): Likewise.
1162 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1164 2011-06-07 Cary Coutant <ccoutant@google.com>
1166 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1167 instead of emit_copy_reloc.
1168 (Copy_relocs::emit_copy_reloc): Refactor.
1169 (Copy_relocs::make_copy_reloc): New function.
1170 (Copy_relocs::add_copy_reloc): Remove.
1171 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1173 (Copy_relocs::make_copy_reloc): New function.
1174 (Copy_relocs::add_copy_reloc): Remove.
1175 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1176 unchanged input files.
1177 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1178 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1179 Reserve BSS space for COPY relocations.
1180 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1181 (Output_section_incremental_inputs::write_info_blocks): Record
1182 whether a symbol is copied from a shared object.
1183 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1184 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1185 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1186 (Incremental_input_entry_reader::get_output_symbol_index): Add
1188 (Incremental_binary::emit_copy_relocs): New function.
1189 (Incremental_binary::do_emit_copy_relocs): New function.
1190 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1192 (Sized_incremental_binary::add_copy_reloc): New function.
1193 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1194 (Sized_incremental_binary::Copy_reloc): New struct.
1195 (Sized_incremental_binary::Copy_relocs): New typedef.
1196 (Sized_incremental_binary::copy_relocs_): New data member.
1197 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1198 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1199 * target.h (Sized_target::emit_copy_reloc): New function.
1200 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1202 2011-06-02 Cary Coutant <ccoutant@google.com>
1205 * gold/archive.cc (Archive::Archive): Initialize new data member.
1206 (Archive::include_all_members): Return if archive has already been
1208 * gold/archive.h (Archive::include_all_members_): New data member.
1210 2011-06-02 Nick Clifton <nickc@redhat.com>
1212 * dynobj.h: Fix spelling mistake in comment.
1213 * output.cc: Likewise.
1215 2011-05-31 Doug Kwan <dougkwan@google.com>
1219 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1220 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1221 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1222 redundant arm_exidx_test.so.
1223 * testsuite/Makefile.in: Regenerate.
1224 (check_SCRIPTS): Add pr12826.sh
1225 (check_DATA): Add pr12826.stdout
1226 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1227 * testsuite/pr12826.sh: New file.
1228 * testsuite/pr12826_1.s: Ditto.
1229 * testsuite/pr12826_1.s: Ditto.
1231 2011-05-30 Ian Lance Taylor <iant@google.com>
1233 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1236 2011-05-29 Ian Lance Taylor <iant@google.com>
1239 * testsuite/Makefile.am: Use different file name for two_file_test
1240 temporary file for each incremental test.
1241 * testsuite/Makefile.in: Rebuild.
1243 2011-05-29 Ian Lance Taylor <iant@google.com>
1245 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1246 binary input file is empty.
1248 2011-05-27 Ian Lance Taylor <iant@google.com>
1250 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1251 (ver_test_9.so): Likewise.
1252 * testsuite/Makefile.in: Rebuild.
1254 2011-05-26 Cary Coutant <ccoutant@google.com>
1256 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1257 * incremental.cc (Incremental_inputs::report_input_section): Fix
1258 comment, indentation.
1259 (Incremental_inputs::report_comdat_group): New function.
1260 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1261 of data for incremental input file entry.
1262 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1263 group count, COMDAT group signatures.
1264 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1265 an unchanged input file.
1266 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1267 Initialize new data member.
1268 (Incremental_object_entry::add_comdat_group): New function.
1269 (Incremental_object_entry::get_comdat_group_count): New function.
1270 (Incremental_object_entry::get_comdat_signature_key): New function.
1271 (Incremental_object_entry::groups_): New data member.
1272 (Incremental_inputs::report_comdat_group): New function.
1273 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1274 data for incremental input file entry.
1275 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1276 (Incremental_input_entry_reader::get_input_section): Adjust size of
1277 data for incremental input file entry.
1278 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1279 (Incremental_input_entry_reader::get_comdat_group_signature): New
1281 * object.cc (Sized_relobj::include_section_group): Report kept
1282 COMDAT groups for incremental links.
1284 2011-05-24 David Meyer <pdox@google.com>
1286 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1287 with name parameter. Add found_name parameter.
1288 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1289 * dirsearch.h (class Dirsearch): Update declaration.
1291 2011-05-24 Ian Lance Taylor <iant@google.com>
1293 * archive.cc (Library_base::should_include_member): Pull in object
1294 from archive if it defines the entry symbol.
1295 * parameters.cc (Parameters::entry): New function.
1296 * parameters.h (class Parameters): Declare entry.
1297 * output.h (class Output_file_header): Remove entry_ field.
1298 * output.cc (Output_file_header::Output_file_header): Remove entry
1299 parameter. Change all callers.
1300 (Output_file_header::entry): Use parameters->entry.
1301 * gold.cc (queue_middle_tasks): Likewise.
1302 * plugin.cc (Plugin_hook::run): Likewise.
1304 2011-05-24 Cary Coutant <ccoutant@google.com>
1306 * gold.cc (queue_initial_tasks): Pass incremental base filename
1307 to Output_file::open_base_file; don't print error message.
1308 * incremental-dump.cc (main): Adjust call to
1309 Output_file::open_for_modification.
1310 * incremental-dump.cc (main): Likewise.
1311 * incremental.cc (Incremental_inputs::report_command_line):
1312 Ignore --incremental-base option when comparing command lines.
1313 Ignore parameter when given as separate argument.
1314 * options.h (class General_options): Add --incremental-base.
1315 * output.cc (Output_file::Output_file):
1316 (Output_file::open_base_file): Add base_name and writable parameters;
1317 read base file into new file; print error message here.
1318 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1320 * output.h (Output_file::open_for_modification): Rename to...
1321 (Output_file::open_base_file): ...this; add base_name and
1322 writable parameters; adjust all callers.
1323 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1325 * testsuite/Makefile.am (incremental_test_4): Test
1327 * testsuite/Makefile.in: Regenerate.
1329 2011-05-24 Cary Coutant <ccoutant@google.com>
1331 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1333 * testsuite/Makefile.in: Regenerate.
1334 * testsuite/two_file_test_1_v1.cc: New test source file.
1335 * testsuite/two_file_test_1b_v1.cc: New test source file.
1336 * testsuite/two_file_test_2_v1.cc: New test source file.
1338 2011-05-24 Cary Coutant <ccoutant@google.com>
1340 * dynobj.h (Dynobj::do_dynobj): New function.
1341 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1342 flag and soname for shared objects.
1343 * incremental.cc (Incremental_inputs::report_object): Make
1344 either Incremental_object_entry or Incremental_dynobj_entry; add
1345 soname to string table.
1346 (Incremental_inputs::report_input_section): Add assertion.
1347 (Output_section_incremental_inputs::set_final_data_size): Adjust
1348 type of input file entry for shared libraries; adjust size of
1349 shared library info entry.
1350 (Output_section_incremental_inputs::write_input_files): Write
1351 as_needed flag for shared libraries.
1352 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1353 of input file entry for shared libraries; write soname.
1354 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1355 soname from incremental info.
1356 * incremental.h (enum Incremental_input_flags): Add
1357 INCREMENTAL_INPUT_AS_NEEDED.
1358 (Incremental_input_entry::Incremental_input_entry): Initialize new
1360 (Incremental_input_entry::set_as_needed): New function.
1361 (Incremental_input_entry::as_needed): New function.
1362 (Incremental_input_entry::do_dynobj_entry): New function.
1363 (Incremental_input_entry::as_needed_): New data member.
1364 (Incremental_object_entry::Incremental_object_entry): Don't check
1366 (Incremental_object_entry::do_type): Likewise.
1367 (class Incremental_dynobj_entry): New class.
1368 (Incremental_input_entry_reader::as_needed): New function.
1369 (Incremental_input_entry_reader::get_soname): New function.
1370 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1371 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1372 size of shared library info entry.
1373 * layout.cc (Layout::finish_dynamic_section): Don't test for
1374 incremental link when adding DT_NEEDED entries.
1375 * object.h (Object::Object): Initialize new data member.
1376 (Object::dynobj): New function.
1377 (Object::set_as_needed): New function.
1378 (Object::as_needed): New function.
1379 (Object::do_dynobj): New function.
1380 (Object::as_needed_): New data member.
1382 2011-05-24 Cary Coutant <ccoutant@google.com>
1384 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1385 info; adjust display of GOT entries.
1386 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1387 vector of input objects; remove file_status_.
1388 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1389 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1390 got_plt reader; call target hooks to reserve GOT entries.
1391 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1392 of input file info header and GOT info entry.
1393 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1395 (Got_plt_view_info::got_descriptor): Remove.
1396 (Got_plt_view_info::sym_index): New data member.
1397 (Got_plt_view_info::input_index): New data member.
1398 (Local_got_offset_visitor::visit): Write input file index.
1399 (Global_got_offset_visitor::visit): Write 0 for input file index.
1400 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1401 with sym_index and input_index.
1402 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1403 incremental info GOT entry; replace got_descriptor with input_index.
1404 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1405 map from input file index to object.
1406 (Sized_relobj_incr::do_layout): Replace direct data member reference
1407 with accessor function.
1408 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1409 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1410 Adjust size of input file info header.
1411 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1412 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1413 (Incremental_input_entry_reader::get_input_section): Adjust size of
1414 input file info header.
1415 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1416 of incremental info GOT entry.
1417 (Incremental_got_plt_reader::get_got_desc): Remove.
1418 (Incremental_got_plt_reader::get_got_symndx): New function.
1419 (Incremental_got_plt_reader::get_got_input_index): New function.
1420 (Sized_incremental_binary::Sized_incremental_binary): Remove
1421 file_status_; add input_objects_.
1422 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1423 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1424 (Sized_incremental_binary::file_is_unchanged): Remove.
1425 (Sized_incremental_binary::set_input_object): New function.
1426 (Sized_incremental_binary::input_object): New function.
1427 (Sized_incremental_binary::file_status_): Remove.
1428 (Sized_incremental_binary::input_objects_): New data member.
1429 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1431 (Sized_relobj_incr::invalid_address): Move to base class.
1432 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1434 (Sized_relobj_incr::do_output_section_offset): Likewise.
1435 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1436 (Sized_relobj_incr::section_offsets_): Likewise.
1437 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1439 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1440 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1441 with accessor function.
1442 (Sized_relobj_file::do_layout): Likewise.
1443 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1444 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1445 (Sized_relobj_file::compute_final_local_value): Replace refs to
1446 section_offsets_ with accessor function.
1447 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1448 * object.h (Relobj::Relobj): Initialize new data members.
1449 (Relobj::add_dyn_reloc): New function.
1450 (Relobj::first_dyn_reloc): New function.
1451 (Relobj::dyn_reloc_count): New function.
1452 (Relobj::first_dyn_reloc_): New data member.
1453 (Relobj::dyn_reloc_count_): New data member.
1454 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1456 (Sized_relobj::Address): New typedef.
1457 (Sized_relobj::invalid_address): Move here from child class.
1458 (Sized_relobj::Sized_relobj): Initialize new data members.
1459 (Sized_relobj::sized_relobj): New function.
1460 (Sized_relobj::is_output_section_offset_invalid): Move here from
1462 (Sized_relobj::get_output_section_offset): Likewise.
1463 (Sized_relobj::local_has_got_offset): Likewise.
1464 (Sized_relobj::local_got_offset): Likewise.
1465 (Sized_relobj::set_local_got_offset): Likewise.
1466 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1467 (Sized_relobj::clear_got_offsets): New function.
1468 (Sized_relobj::section_offsets): Move here from child class.
1469 (Sized_relobj::do_output_section_offset): Likewise.
1470 (Sized_relobj::do_set_section_offset): Likewise.
1471 (Sized_relobj::Local_got_offsets): Likewise.
1472 (Sized_relobj::local_got_offsets_): Likewise.
1473 (Sized_relobj::section_offsets_): Likewise.
1474 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1476 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1478 (Sized_relobj_file::sized_relobj): New function
1479 (Sized_relobj_file::local_has_got_offset): Move to base class.
1480 (Sized_relobj_file::local_got_offset): Likewise.
1481 (Sized_relobj_file::set_local_got_offset): Likewise.
1482 (Sized_relobj_file::get_output_section_offset): Likewise.
1483 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1484 (Sized_relobj_file::do_output_section_offset): Likewise.
1485 (Sized_relobj_file::do_set_section_offset): Likewise.
1486 (Sized_relobj_file::Local_got_offsets): Likewise.
1487 (Sized_relobj_file::local_got_offsets_): Likewise.
1488 (Sized_relobj_file::section_offsets_): Likewise.
1489 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1491 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1492 (Output_reloc::get_symbol_index): Likewise.
1493 (Output_reloc::local_section_offset): Likewise.
1494 (Output_reloc::get_address): Likewise.
1495 (Output_reloc::symbol_value): Likewise.
1496 (Output_data_got::reserve_slot): Move to class definition.
1497 (Output_data_got::reserve_local): New function.
1498 (Output_data_got::reserve_slot_for_global): Remove.
1499 (Output_data_got::reserve_global): New function.
1500 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1501 (all constructors, two instantiations).
1502 (Output_reloc::get_relobj): New function (two instantiations).
1503 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1504 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1505 (Output_data_reloc::add_global): Adjust type of relobj.
1506 (Output_data_reloc::add_global_relative): Likewise.
1507 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1508 (Output_data_reloc::add_local): Likewise.
1509 (Output_data_reloc::add_local_relative): Likewise.
1510 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1511 (Output_data_reloc::add_local_section): Likewise.
1512 (Output_data_reloc::add_output_section): Likewise.
1513 (Output_data_reloc::add_absolute): Likewise.
1514 (Output_data_reloc::add_target_specific): Likewise.
1515 (Output_data_got::reserve_slot): Move definition here.
1516 (Output_data_got::reserve_local): New function.
1517 (Output_data_got::reserve_global): New function.
1518 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1519 section_offsets_ with accessor function.
1520 (Sized_relobj_file::write_sections): Likewise.
1521 (Sized_relobj_file::do_relocate_sections): Likewise.
1522 * target.h (Sized_target::reserve_local_got_entry): New function.
1523 (Sized_target::reserve_global_got_entry): New function.
1524 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1525 (Target_x86_64::reserve_global_got_entry): New function.
1526 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1528 2011-05-23 Cary Coutant <ccoutant@google.com>
1530 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1531 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1532 bit when checking got_type.
1533 * incremental.cc (Sized_incremental_binary::setup_readers):
1534 Store symbol table and string table locations; initialize bit vector
1535 of file status flags.
1536 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1538 (Sized_incremental_binary::do_process_got_plt): New function.
1539 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1540 (Output_section_incremental_inputs::set_final_data_size): Record
1541 file index for each input file.
1542 (Output_section_incremental_inputs::write_got_plt): Store file index
1543 instead of input entry offset for each GOT entry.
1545 (Incremental_input_entry::Incremental_input_entry): Initialize new
1547 (Incremental_input_entry::set_offset): Store file index.
1548 (Incremental_input_entry::get_file_index): New function.
1549 (Incremental_input_entry::file_index_): New data member.
1550 (Incremental_binary::process_got_plt): New function.
1551 (Incremental_binary::do_process_got_plt): New function.
1552 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1554 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1555 (Sized_incremental_binary::set_file_is_unchanged): New function.
1556 (Sized_incremental_binary::file_is_unchanged): New function.
1557 (Sized_incremental_binary::do_process_got_plt): New function.
1558 (Sized_incremental_binary::file_status_): New data member.
1559 (Sized_incremental_binary::main_symtab_loc_): New data member.
1560 (Sized_incremental_binary::main_strtab_loc_): New data member.
1561 * output.cc (Output_data_got::Got_entry::write): Add case
1563 (Output_data_got::add_global): Call add_got_entry.
1564 (Output_data_got::add_global_plt): Likewise.
1565 (Output_data_got::add_global_with_rel): Likewise.
1566 (Output_data_got::add_global_with_rela): Likewise.
1567 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1568 (Output_data_got::add_global_pair_with_rela): Likewise.
1569 (Output_data_got::add_local): Call add_got_entry.
1570 (Output_data_got::add_local_plt): Likewise.
1571 (Output_data_got::add_local_with_rel): Likewise.
1572 (Output_data_got::add_local_with_rela): Likewise.
1573 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1574 (Output_data_got::add_local_pair_with_rela): Likewise.
1575 (Output_data_got::reserve_slot): New function.
1576 (Output_data_got::reserve_slot_for_global): New function.
1577 (Output_data_got::add_got_entry): New function.
1578 (Output_data_got::add_got_entry_pair): New function.
1579 (Output_section::add_output_section_data): Edit FIXME.
1581 (Output_section_data_build::Output_section_data_build): New
1582 constructor with size parameter.
1583 (Output_data_space::Output_data_space): Likewise.
1584 (Output_data_got::Output_data_got): Initialize new data member; new
1585 constructor with size parameter.
1586 (Output_data_got::add_constant): Call add_got_entry.
1587 (Output_data_got::reserve_slot): New function.
1588 (Output_data_got::reserve_slot_for_global): New function.
1589 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1590 (Output_data_got::add_got_entry): New function.
1591 (Output_data_got::add_got_entry_pair): New function.
1592 (Output_data_got::free_list_): New data member.
1593 * target.h (Sized_target::init_got_plt_for_update): New function.
1594 (Sized_target::register_global_plt_entry): New function.
1595 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1596 Initialize new data member; call init; add constructor with PLT count.
1597 (Output_data_plt_x86_64::init): New function.
1598 (Output_data_plt_x86_64::add_relocation): New function.
1599 (Output_data_plt_x86_64::reserve_slot): New function.
1600 (Output_data_plt_x86_64::free_list_): New data member.
1601 (Target_x86_64::init_got_plt_for_update): New function.
1602 (Target_x86_64::register_global_plt_entry): New function.
1603 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1604 incremental updates.
1605 (Output_data_plt_x86_64::add_relocation): New function.
1606 * testsuite/object_unittest.cc (Object_test): Set default options.
1608 2011-05-16 Ian Lance Taylor <iant@google.com>
1610 * options.h (class General_options): Make -i a synonym for -r.
1612 2011-05-16 Ian Lance Taylor <iant@google.com>
1614 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1616 2011-05-10 Cary Coutant <ccoutant@google.com>
1618 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1621 2011-05-06 Ian Lance Taylor <iant@google.com>
1623 * layout.cc (Layout::layout): If the output section flags change,
1624 update the ordering.
1626 2011-04-25 Cary Coutant <ccoutant@google.com>
1628 * incremental-dump.cc (dump_incremental_inputs): Print local
1629 symbol info for each input file.
1631 (Output_section_incremental_inputs::set_final_data_size): Add local
1632 symbol info to input file entries in incremental info.
1633 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1634 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1635 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1636 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1638 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1639 (Sized_incr_relobj::do_relocate): Write the local symbols.
1640 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1641 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1642 Adjust size of input file header.
1643 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1644 (Incremental_inputs_reader::get_local_symbol_count): New function.
1645 (Incremental_inputs_reader::get_input_section): Adjust size of input
1647 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1648 (Sized_incr_relobj::This): New typedef.
1649 (Sized_incr_relobj::sym_size): New const data member.
1650 (Sized_incr_relobj::Local_symbol): New struct.
1651 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1652 (Sized_incr_relobj::do_local_symbol_offset): New function.
1653 (Sized_incr_relobj::local_symbol_count_): New data member.
1654 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1655 (Sized_incr_relobj::local_symbol_index_): New data member.
1656 (Sized_incr_relobj::local_symbol_offset_): New data member.
1657 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1658 (Sized_incr_relobj::local_symbols_): New data member.
1659 * object.h (Relobj::output_local_symbol_count): New function.
1660 (Relobj::local_symbol_offset): New function.
1661 (Relobj::do_output_local_symbol_count): New function.
1662 (Relobj::do_local_symbol_offset): New function.
1663 (Sized_relobj::do_output_local_symbol_count): New function.
1664 (Sized_relobj::do_local_symbol_offset): New function.
1666 2011-04-22 Vladimir Simonov <sv@sw.ru>
1668 * descriptors.cc (set_close_on_exec): New function.
1669 (Descriptors::open): Use set_close_on_exec.
1670 * output.cc (S_ISLNK): Define if not defined.
1672 2011-04-22 Cary Coutant <ccoutant@google.com>
1674 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1676 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1677 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1678 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1680 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1681 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1682 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1684 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1686 (Incremental_binary::apply_incremental_relocs): New function.
1687 (Incremental_binary::do_apply_incremental_relocs): New function.
1688 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1690 (Sized_incremental_binary::add_global_symbol): New function.
1691 (Sized_incremental_binary::global_symbol): New function.
1692 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1693 (Sized_incremental_binary::symbol_map_): New data member.
1694 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1695 * target.h (Sized_target::apply_relocation): New function.
1696 * target-reloc.h (apply_relocation): New function.
1697 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1699 2011-04-22 Doug Kwan <dougkwan@google.com>
1701 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1702 flag of a SHT_ARM_EXIDX section.
1703 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1704 * testsuite/Makefile.in: Regenerate.
1705 * testsuite/arm_exidx_test.s: New file.
1706 * testsuite/arm_exidx_test.sh: Same.
1708 2011-04-20 Cary Coutant <ccoutant@google.com>
1711 * archive.h (Incremental_archive_entry::Archive_member):
1712 Initialize arg_serial_ (second constructor).
1714 2011-04-17 Ian Lance Taylor <iant@google.com>
1716 * object.cc (Relocate_info::location): Simplify location string.
1717 * errors.cc (Errors::error_at_location): Don't print program
1719 (Errors::warning_at_location): Likewise.
1720 (Errors::undefined_symbol): Likewise.
1721 * testsuite/debug_msg.sh: Update accordingly.
1723 2011-04-14 Cary Coutant <ccoutant@google.com>
1725 * gold/layout.cc (Layout::symtab_section_offset): New function.
1726 * gold/layout.h (Layout::symtab_section_offset): New function.
1727 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1729 2011-04-12 Ian Lance Taylor <iant@google.com>
1731 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1732 with MREMAP_MAYMOVE.
1733 * output.h (class Output_file): Add map_is_allocated_ field.
1734 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1735 not available, provide stubs. If mremap is not available, #define
1737 (MREMAP_MAYMOVE): Define if not defined.
1738 (Output_file::Output_file): Initialize map_is_allocated_.
1739 (Output_file::resize): Check map_is_allocated_.
1740 (Output_file::map_anonymous): If mmap fails, use malloc.
1741 (Output_file::unmap): Don't do anything for an anonymous map.
1742 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1743 is not available, provide stubs.
1744 (File_read::View::~View): Use free rather than delete[].
1745 (File_read::make_view): Use malloc rather than new[]. If mmap
1747 (File_read::find_or_make_view): Use malloc rather than new[].
1748 * gold.h: Remove HAVE_REMAP code.
1749 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1750 exists. Rename mremap to gold_mremap. If mmap is not available
1752 * configure, config.in: Rebuild.
1754 2011-04-11 Ian Lance Taylor <iant@google.com>
1756 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1757 initialize local variable v.
1759 2011-04-11 Cary Coutant <ccoutant@google.com>
1761 * archive.cc (Archive::include_member): Adjust call to
1763 (Add_archive_symbols::run): Track argument serial numbers.
1764 (Lib_group::include_member): Likewise.
1765 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1766 * archive.h (Incremental_archive_entry::Archive_member):
1767 Initialize arg_serial_.
1768 (Archive_member::arg_serial_): New data member.
1769 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1770 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1772 (Sized_dynobj::do_for_all_local_got_entries): New function.
1773 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1775 * fileread.cc (get_mtime): New function.
1776 * fileread.h (get_mtime): New function.
1777 * gold.cc (queue_initial_tasks): Check for incremental update.
1778 (process_incremental_input): New function.
1779 (queue_middle_tasks): Don't force valid target for incremental
1781 * incremental-dump.cc (find_input_containing_global): Adjust
1782 size of symbol info entry.
1783 (dump_incremental_inputs): Dump argument serial number and
1784 in_system_directory flag; bias shndx by 1; print symbol names
1785 when dumping per-file symbol lists; use new symbol info readers.
1787 (Output_section_incremental_inputs:update_data_size): New function.
1788 (Sized_incremental_binary::setup_readers): Setup input readers
1789 for each input file; build maps for files added from libraries
1791 (Sized_incremental_binary::check_input_args): New function.
1792 (Sized_incremental_binary::do_check_inputs): Build map of argument
1793 serial numbers to input arguments.
1794 (Sized_incremental_binary::do_file_has_changed): Rename
1795 do_file_is_unchanged to this; compare file modification times.
1796 (Sized_incremental_binary::do_init_layout): New function.
1797 (Sized_incremental_binary::do_reserve_layout): New function.
1798 (Sized_incremental_binary::do_get_input_reader): Remove.
1799 (Sized_incremental_binary::get_symtab_view): New function.
1800 (Incremental_checker::can_incrementally_link_output_file): Remove.
1801 (Incremental_inputs::report_command_line): Exclude --debug options.
1802 (Incremental_inputs::report_archive_begin): Add parameter; track
1803 argument serial numbers; don't put input file entry for archive
1804 before archive members.
1805 (Incremental_inputs::report_archive_end): Put input file entry
1806 for archive after archive members.
1807 (Incremental_inputs::report_object): Add parameter; track argument
1808 serial numbers and in_system_directory flag.
1809 (Incremental_inputs::report_script): Add parameter; track argument
1811 (Output_section_incremental_inputs::set_final_data_size): Adjust
1812 size of symbol info entry; check for forwarding symbols.
1813 (Output_section_incremental_inputs::write_input_files): Write
1814 in_system_directory flag and argument serial number.
1815 (Output_section_incremental_inputs::write_info_blocks): Map section
1816 indices between incremental info and original input file; store
1817 input section index for each symbol.
1818 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1819 change operator() to visit().
1820 (class Global_got_offset_visitor): Likewise.
1821 (class Global_symbol_visitor_got_plt):
1822 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1824 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1825 (Sized_incr_relobj::do_read_symbols): New function.
1826 (Sized_incr_relobj::do_layout): New function.
1827 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1828 (Sized_incr_relobj::do_add_symbols): New function.
1829 (Sized_incr_relobj::do_should_include_member): New function.
1830 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1831 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1832 (Sized_incr_relobj::do_section_size): New function.
1833 (Sized_incr_relobj::do_section_name): New function.
1834 (Sized_incr_relobj::do_section_contents): New function.
1835 (Sized_incr_relobj::do_section_flags): New function.
1836 (Sized_incr_relobj::do_section_entsize): New function.
1837 (Sized_incr_relobj::do_section_address): New function.
1838 (Sized_incr_relobj::do_section_type): New function.
1839 (Sized_incr_relobj::do_section_link): New function.
1840 (Sized_incr_relobj::do_section_info): New function.
1841 (Sized_incr_relobj::do_section_addralign): New function.
1842 (Sized_incr_relobj::do_initialize_xindex): New function.
1843 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1844 (Sized_incr_relobj::do_read_relocs): New function.
1845 (Sized_incr_relobj::do_gc_process_relocs): New function.
1846 (Sized_incr_relobj::do_scan_relocs): New function.
1847 (Sized_incr_relobj::do_count_local_symbols): New function.
1848 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1849 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1850 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1851 (Sized_incr_relobj::do_relocate): New function.
1852 (Sized_incr_relobj::do_set_section_offset): New function.
1853 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1854 (Sized_incr_dynobj::do_read_symbols): New function.
1855 (Sized_incr_dynobj::do_layout): New function.
1856 (Sized_incr_dynobj::do_add_symbols): New function.
1857 (Sized_incr_dynobj::do_should_include_member): New function.
1858 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1859 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1860 (Sized_incr_dynobj::do_section_size): New function.
1861 (Sized_incr_dynobj::do_section_name): New function.
1862 (Sized_incr_dynobj::do_section_contents): New function.
1863 (Sized_incr_dynobj::do_section_flags): New function.
1864 (Sized_incr_dynobj::do_section_entsize): New function.
1865 (Sized_incr_dynobj::do_section_address): New function.
1866 (Sized_incr_dynobj::do_section_type): New function.
1867 (Sized_incr_dynobj::do_section_link): New function.
1868 (Sized_incr_dynobj::do_section_info): New function.
1869 (Sized_incr_dynobj::do_section_addralign): New function.
1870 (Sized_incr_dynobj::do_initialize_xindex): New function.
1871 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1872 (make_sized_incremental_object): New function.
1873 (Incremental_library::copy_unused_symbols): New function.
1874 (Incremental_library::do_for_all_unused_symbols): New function.
1875 * incremental.h (enum Incremental_input_flags): New type.
1876 (class Incremental_checker): Remove.
1877 (Incremental_input_entry::Incremental_input_entry): Add argument
1879 (Incremental_input_entry::arg_serial): New function.
1880 (Incremental_input_entry::set_is_in_system_directory): New function.
1881 (Incremental_input_entry::is_in_system_directory): New function.
1882 (Incremental_input_entry::arg_serial_): New data member.
1883 (Incremental_input_entry::is_in_system_directory_): New data member.
1884 (class Script_info): Move here from script.h.
1885 (Script_info::Script_info): Add filename parameter.
1886 (Script_info::filename): New function.
1887 (Script_info::filename_): New data member.
1888 (Incremental_script_entry::Incremental_script_entry): Add argument
1890 (Incremental_object_entry::Incremental_object_entry): Likewise.
1891 (Incremental_object_entry::add_input_section): Build list of input
1892 sections with map to original shndx.
1893 (Incremental_object_entry::get_input_section_index): New function.
1894 (Incremental_object_entry::shndx_): New data member.
1895 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1896 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1897 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1899 (Incremental_inputs::report_archive_begin): Likewise.
1900 (Incremental_inputs::report_object): Likewise.
1901 (Incremental_inputs::report_script): Likewise.
1902 (class Incremental_global_symbol_reader): New class.
1903 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1904 and store flags and input file type.
1905 (Incremental_input_entry_reader::arg_serial): New function.
1906 (Incremental_input_entry_reader::type): Extract type from flags.
1907 (Incremental_input_entry_reader::is_in_system_directory): New function.
1908 (Incremental_input_entry_reader::get_input_section_count): Call
1909 accessor function for type.
1910 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1911 function for type; adjust size of global symbol entry.
1912 (Incremental_input_entry_reader::get_global_symbol_count): Call
1913 accessor function for type.
1914 (Incremental_input_entry_reader::get_object_count): Likewise.
1915 (Incremental_input_entry_reader::get_object_offset): Likewise.
1916 (Incremental_input_entry_reader::get_member_count): Likewise.
1917 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1918 (Incremental_input_entry_reader::get_member_offset): Likewise.
1919 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1920 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1921 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1922 (Incremental_input_entry_reader::get_global_symbol_reader): New
1924 (Incremental_input_entry_reader::get_output_symbol_index): New
1926 (Incremental_input_entry_reader::type_): Remove.
1927 (Incremental_input_entry_reader::flags_): New data member.
1928 (Incremental_inputs_reader::input_file_offset): New function.
1929 (Incremental_inputs_reader::input_file_index): New function.
1930 (Incremental_inputs_reader::input_file): Call input_file_offset.
1931 (Incremental_inputs_reader::input_file_at_offset): New function.
1932 (Incremental_relocs_reader::get_r_type): Reformat.
1933 (Incremental_relocs_reader::get_r_shndx): Reformat.
1934 (Incremental_relocs_reader::get_r_offset): Reformat.
1935 (Incremental_relocs_reader::data): New function.
1936 (Incremental_binary::Incremental_binary): Initialize new data members.
1937 (Incremental_binary::check_inputs): Add cmdline parameter.
1938 (Incremental_binary::file_is_unchanged): Remove.
1939 (Input_reader::arg_serial): New function.
1940 (Input_reader::get_unused_symbol_count): New function.
1941 (Input_reader::get_unused_symbol): New function.
1942 (Input_reader::do_arg_serial): New function.
1943 (Input_reader::do_get_unused_symbol_count): New function.
1944 (Input_reader::do_get_unused_symbol): New function.
1945 (Incremental_binary::input_file_count): New function.
1946 (Incremental_binary::get_input_reader): Change signature to use
1947 index instead of filename.
1948 (Incremental_binary::file_has_changed): New function.
1949 (Incremental_binary::get_input_argument): New function.
1950 (Incremental_binary::get_library): New function.
1951 (Incremental_binary::get_script_info): New function.
1952 (Incremental_binary::init_layout): New function.
1953 (Incremental_binary::reserve_layout): New function.
1954 (Incremental_binary::output_file): New function.
1955 (Incremental_binary::do_check_inputs): New function.
1956 (Incremental_binary::do_file_is_unchanged): Remove.
1957 (Incremental_binary::do_file_has_changed): New function.
1958 (Incremental_binary::do_init_layout): New function.
1959 (Incremental_binary::do_reserve_layout): New function.
1960 (Incremental_binary::do_input_file_count): New function.
1961 (Incremental_binary::do_get_input_reader): Change signature.
1962 (Incremental_binary::input_args_map_): New data member.
1963 (Incremental_binary::library_map_): New data member.
1964 (Incremental_binary::script_map_): New data member.
1965 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1967 (Sized_incremental_binary::output_section): New function.
1968 (Sized_incremental_binary::inputs_reader): Add const.
1969 (Sized_incremental_binary::symtab_reader): Add const.
1970 (Sized_incremental_binary::relocs_reader): Add const.
1971 (Sized_incremental_binary::got_plt_reader): Add const.
1972 (Sized_incremental_binary::get_symtab_view): New function.
1973 (Sized_incremental_binary::Inputs_reader): New typedef.
1974 (Sized_incremental_binary::Input_entry_reader): New typedef.
1975 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1976 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1977 (Sized_incremental_binary::do_file_has_changed): New function.
1978 (Sized_incremental_binary::do_init_layout): New function.
1979 (Sized_incremental_binary::do_reserve_layout): New function.
1980 (Sized_input_reader::Inputs_reader): Remove.
1981 (Sized_input_reader::Input_entry_reader): Remove.
1982 (Sized_input_reader::do_arg_serial): New function.
1983 (Sized_input_reader::do_get_unused_symbol_count): New function.
1984 (Sized_input_reader::do_get_unused_symbol): New function.
1985 (Sized_incremental_binary::do_input_file_count): New function.
1986 (Sized_incremental_binary::do_get_input_reader): Change signature;
1987 use index instead of filename.
1988 (Sized_incremental_binary::section_map_): New data member.
1989 (Sized_incremental_binary::input_entry_readers_): New data member.
1990 (class Sized_incr_relobj): New class.
1991 (class Sized_incr_dynobj): New class.
1992 (make_sized_incremental_object): New function.
1993 (class Incremental_library): New class.
1994 * layout.cc (Free_list::num_lists): New static data member.
1995 (Free_list::num_nodes): New static data member.
1996 (Free_list::num_removes): New static data member.
1997 (Free_list::num_remove_visits): New static data member.
1998 (Free_list::num_allocates): New static data member.
1999 (Free_list::num_allocate_visits): New static data member.
2000 (Free_list::init): New function.
2001 (Free_list::remove): New function.
2002 (Free_list::allocate): New function.
2003 (Free_list::dump): New function.
2004 (Free_list::print_stats): New function.
2005 (Layout_task_runner::run): Resize output file for incremental updates.
2006 (Layout::Layout): Initialize new data members.
2007 (Layout::set_incremental_base): New function.
2008 (Layout::init_fixed_output_section): New function.
2009 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2010 incremental updates.
2011 (Layout::create_gold_note): Do not create gold note section for
2012 incremental updates.
2013 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2014 for incremental updates.
2015 (Layout::set_section_offsets): For incremental updates, allocate space
2017 (Layout::create_symtab_sections): Layout with offsets relative to
2018 start of section; for incremental updates, allocate space from free
2020 (Layout::create_shdrs): For incremental updates, allocate space from
2022 (Layout::finish_dynamic_section): For incremental updates, do not
2023 check --as-needed (fixed in subsequent patch).
2024 * layout.h (class Free_list): New class.
2025 (Layout::set_incremental_base): New function.
2026 (Layout::incremental_base): New function.
2027 (Layout::init_fixed_output_section): New function.
2028 (Layout::allocate): New function.
2029 (Layout::incremental_base_): New data member.
2030 (Layout::free_list_): New data member.
2031 * main.cc (main): Print Free_list statistics.
2032 * object.cc (Relobj::finalize_incremental_relocs): Add
2033 clear_counts parameter; clear counts only when clear_counts is set.
2034 (Sized_relobj::Sized_relobj): Initialize new base class.
2035 (Sized_relobj::do_layout): Don't report special sections.
2036 (Sized_relobj::do_for_all_local_got_entries): New function.
2037 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2038 symtab_off to all symbol table offsets.
2039 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2040 * object.h (class Got_offset_list): Move to top of file.
2041 (Object::Object): Allow case where input_file == NULL.
2042 (Object::~Object): Likewise.
2043 (Object::input_file): Assert that input_file != NULL.
2044 (Object::lock): Allow case where input_file == NULL.
2045 (Object::unlock): Likewise.
2046 (Object::is_locked): Likewise.
2047 (Object::token): Likewise.
2048 (Object::release): Likewise.
2049 (Object::is_incremental): New function.
2050 (Object::get_mtime): New function.
2051 (Object::for_all_local_got_entries): New function.
2052 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2053 (Object::set_is_in_system_directory): New function.
2054 (Object::is_in_system_directory): New function.
2055 (Object::do_is_incremental): New function.
2056 (Object::do_get_mtime): New function.
2057 (Object::do_for_all_local_got_entries): New function.
2058 (Object::is_in_system_directory_): New data member.
2059 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2060 (class Sized_relobj_base): New class.
2061 (class Sized_relobj): Derive from Sized_relobj_base.
2062 (class Sized_relobj::Symbols): Redeclare from base class.
2063 (class Sized_relobj::local_got_offset_list): Remove.
2064 (class Sized_relobj::Output_sections): Redeclare from base class.
2065 (class Sized_relobj::do_for_all_local_got_entries): New function.
2066 (class Sized_relobj::write_local_symbols): Add offset parameter.
2067 (class Sized_relobj::local_symbol_offset_): Update comment.
2068 (class Sized_relobj::local_dynsym_offset_): Update comment.
2069 * options.cc (Input_arguments::add_file): Remove const.
2070 * options.h (Input_file_argument::Input_file_argument):
2071 Initialize arg_serial_ (all constructors).
2072 (Input_file_argument::set_arg_serial): New function.
2073 (Input_file_argument::arg_serial): New function.
2074 (Input_file_argument::arg_serial_): New data member.
2075 (Input_arguments::Input_arguments): Initialize file_count_.
2076 (Input_arguments::add_file): Remove const.
2077 (Input_arguments::number_of_input_files): New function.
2078 (Input_arguments::file_count_): New data member.
2079 (Command_line::number_of_input_files): Call
2080 Input_arguments::number_of_input_files.
2081 * output.cc (Output_segment_headers::Output_segment_headers):
2083 (Output_section::Input_section::current_data_size): New function.
2084 (Output_section::Output_section): Initialize new data members.
2085 (Output_section::add_input_section): Don't do merge sections for
2086 an incremental link; allocate space from free list for an
2088 (Output_section::add_output_section_data): Allocate space from
2089 free list for an incremental update.
2090 (Output_section::update_data_size): New function.
2091 (Output_section::set_fixed_layout): New function.
2092 (Output_section::reserve): New function.
2093 (Output_segment::set_section_addresses): Remove const.
2094 (Output_segment::set_section_list_addresses): Remove const; allocate
2095 space from free list for an incremental update.
2096 (Output_segment::set_offset): Adjust size of RELRO segment for an
2098 * output.h (Output_data::current_data_size): Move here from
2100 (Output_data::pre_finalize_data_size): New function.
2101 (Output_data::update_data_size): New function.
2102 (Output_section_headers::update_data_size): new function.
2103 (Output_section_data_build::current_data_size): Move to Output_data.
2104 (Output_data_strtab::update_data_size): New function.
2105 (Output_section::current_data_size): Move to Output_data.
2106 (Output_section::set_fixed_layout): New function.
2107 (Output_section::has_fixed_layout): New function.
2108 (Output_section::reserve): New function.
2109 (Output_section::update_data_size): New function.
2110 (Output_section::has_fixed_layout_): New data member.
2111 (Output_section::free_list_): New data member.
2112 (Output_segment::set_section_addresses): Remove const.
2113 (Output_segment::set_section_list_addresses): Remove const.
2114 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2116 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2118 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2119 parameter when calling Add_symbols constructor; store argument
2120 serial number for members of a lib group.
2121 (Add_symbols::locks): Allow case where token == NULL.
2122 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2123 (Read_member::~Read_member): New function.
2124 (Read_member::is_runnable): New function.
2125 (Read_member::locks): New function.
2126 (Read_member::run): New function.
2127 (Check_script::~Check_script): New function.
2128 (Check_script::is_runnable): New function.
2129 (Check_script::locks): New function.
2130 (Check_script::run): New function.
2131 (Check_library::~Check_library): New function.
2132 (Check_library::is_runnable): New function.
2133 (Check_library::locks): New function.
2134 (Check_library::run): New function.
2135 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2136 (Add_symbols::library_): New data member.
2137 (class Read_member): New class.
2138 (class Check_script): New class.
2139 (class Check_library): New class.
2140 * reloc.cc (Read_relocs::is_runnable): Allow case where
2142 (Read_relocs::locks): Likewise.
2143 (Scan_relocs::locks): Likewise.
2144 (Relocate_task::locks): Likewise.
2145 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2147 (Sized_relobj::incremental_relocs_scan): Fix comment.
2148 (Sized_relobj::do_relocate): Pass output file offset to
2149 write_local_symbols.
2150 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2151 from class declaration.
2152 * script.cc (read_input_script): Allocate Script_info; pass
2153 argument serial number to report_script.
2154 * script.h (class Script_info): Move to incremental.h.
2155 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2156 * symtab.h (Symbol_table::add_from_incrobj): New function.
2157 (Symbol_table::set_file_offset): New function.
2159 2011-04-05 Cary Coutant <ccoutant@google.com>
2161 * incremental-dump.cc (dump_incremental_inputs): Change signature
2162 to take a Sized_incremental_binary; change caller. Use readers
2163 in Sized_incremental_binary.
2165 (Sized_incremental_binary::find_incremental_inputs_sections):
2166 Rename do_find_incremental_inputs_sections to this.
2167 (Sized_incremental_binary::setup_readers): New function.
2168 (Sized_incremental_binary::do_check_inputs): Check
2169 has_incremental_info_ flag; move setup code to setup_readers;
2171 (Sized_incremental_binary::do_file_is_unchanged): New function.
2172 (Sized_incremental_binary::do_get_input_reader): New function.
2173 * incremental.h (class Incremental_binary): Move to end of file.
2174 (Incremental_binary::file_is_unchanged): New function.
2175 (Incremental_binary::do_file_is_unchanged): New function.
2176 (Incremental_binary::Input_reader): New class.
2177 (Incremental_binary::get_input_reader): New function.
2178 (class Sized_incremental_binary): Move to end of file.
2179 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2180 input section reader classes.
2181 (Sized_incremental_binary::has_incremental_info): New function.
2182 (Sized_incremental_binary::inputs_reader): New function.
2183 (Sized_incremental_binary::symtab_reader): New function.
2184 (Sized_incremental_binary::relocs_reader): New function.
2185 (Sized_incremental_binary::got_plt_reader): New function.
2186 (Sized_incremental_binary::do_file_is_unchanged): New function.
2187 (Sized_incremental_binary::Sized_input_reader): New class.
2188 (Sized_incremental_binary::get_input_reader): New function.
2189 (Sized_incremental_binary::find_incremental_inputs_sections):
2190 Rename do_find_incremental_inputs_sections to this.
2191 (Sized_incremental_binary::setup_readers): New function.
2192 (Sized_incremental_binary::has_incremental_info_): New data member.
2193 (Sized_incremental_binary::inputs_reader_): New data member.
2194 (Sized_incremental_binary::symtab_reader_): New data member.
2195 (Sized_incremental_binary::relocs_reader_): New data member.
2196 (Sized_incremental_binary::got_plt_reader_): New data member.
2197 (Sized_incremental_binary::current_input_file_): New data member.
2199 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2202 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2205 2011-03-30 Cary Coutant <ccoutant@google.com>
2207 * archive.cc (Archive::include_member): Adjust call to report_object.
2208 (Add_archive_symbols::run): Add script_info to call to
2209 report_archive_begin.
2210 (Lib_group::include_member): Adjust call to report_object.
2211 (Add_lib_group_symbols::run): Adjust call to report_object.
2212 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2213 blocks. Add object count for script input files.
2214 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2215 script_info parameter; change all callers.
2216 (Incremental_inputs::report_object): Add script_info parameter;
2218 (Incremental_inputs::report_script): Store backpointer to
2219 incremental info entry.
2220 (Output_section_incremental_inputs::set_final_data_size): Record
2221 additional information for scripts.
2222 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2223 * incremental.h (Incremental_script_entry::add_object): New function.
2224 (Incremental_script_entry::get_object_count): New function.
2225 (Incremental_script_entry::get_object): New function.
2226 (Incremental_script_entry::objects_): New data member; adjust
2228 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2229 (Incremental_inputs::report_object): Add script_info parameter.
2230 (Incremental_inputs_reader::get_object_count): New function.
2231 (Incremental_inputs_reader::get_object_offset): New function.
2232 * options.cc (Input_arguments::add_file): Return reference to
2234 * options.h (Input_argument::set_script_info): New function.
2235 (Input_argument::script_info): New function.
2236 (Input_argument::script_info_): New data member; adjust all
2238 (Input_file_group::add_file): Return reference to new input argument.
2239 (Input_file_lib::add_file): Likewise.
2240 (Input_arguments::add_file): Likewise.
2241 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2242 * script.cc (Parser_closure::Parser_closure): Add script_info
2243 parameter; adjust all callers.
2244 (Parser_closure::script_info): New function.
2245 (Parser_closure::script_info_): New data member.
2246 (read_input_script): Report scripts earlier to incremental info.
2247 (script_add_file): Set script_info in Input_argument.
2248 (script_add_library): Likewise.
2249 * script.h (Script_options::Script_info): Rewrite class.
2251 2011-03-29 Cary Coutant <ccoutant@google.com>
2253 * archive.cc (Library_base::should_include_member): Move
2254 method here from class Archive.
2255 (Archive::Archive): Initialize base class.
2256 (Archive::should_include_member): Move to base class.
2257 (Archive::do_for_all_unused_symbols): New function.
2258 (Add_archive_symbols::run): Remove redundant access to
2260 (Lib_group::Lib_group): Initialize base class.
2261 (Lib_group::do_filename): New function.
2262 (Lib_group::include_member): Pass pointer to Lib_group to
2264 (Lib_group::do_for_all_unused_symbols): New function.
2265 (Add_lib_group_symbols::run): Report archive information for
2267 * archive.h (class Library_base): New base class.
2268 (class Archive): Derive from Library_base.
2269 (Archive::filename): Move to base class.
2270 (Archive::set_incremental_info): Likewise.
2271 (Archive::incremental_info): Likewise.
2272 (Archive::Should_include): Likewise.
2273 (Archive::should_include_member): Likewise.
2274 (Archive::Armap_entry): Remove.
2275 (Archive::Unused_symbol_iterator): Remove.
2276 (Archive::unused_symbols_begin): Remove.
2277 (Archive::unused_symbols_end): Remove.
2278 (Archive::do_filename): New function.
2279 (Archive::do_get_mtime): New function.
2280 (Archive::do_for_all_unused_symbols): New function.
2281 (Archive::task_): Move to base class.
2282 (Archive::incremental_info_): Likewise.
2283 (class Lib_group): Derive from Library_base.
2284 (Lib_group::do_filename): New function.
2285 (Lib_group::do_get_mtime): New function.
2286 (Lib_group::do_for_all_unused_symbols): New function.
2287 (Lib_group::task_): Move to base class.
2288 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2290 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2292 * incremental.cc (Incremental_inputs::report_archive_begin):
2293 Use Library_base; call library's get_mtime; add incremental inputs
2294 entry before members.
2295 (class Unused_symbol_visitor): New class.
2296 (Incremental_inputs::report_archive_end): Use Library_base; use
2297 visitor class to record unused symbols; don't add incremental inputs
2298 entry after members.
2299 (Incremental_inputs::report_object): Use Library_base.
2301 (Incremental_archive_entry::Incremental_archive_entry): Remove
2302 unused Archive parameter.
2303 (Incremental_inputs::report_archive_begin): Use Library_base.
2304 (Incremental_inputs::report_archive_end): Likewise.
2305 (Incremental_inputs::report_object): Likewise.
2306 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2308 * object.h (Object::for_all_global_symbols): New function.
2309 (Object::do_for_all_global_symbols): New function.
2310 (Sized_relobj::do_for_all_global_symbols): New function.
2311 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2313 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2316 2011-03-27 Ian Lance Taylor <iant@google.com>
2318 * archive.cc (Archive::interpret_header): Return -1 if something
2319 goes wrong. Change callers accordingly.
2321 2011-03-25 Cary Coutant <ccoutant@google.com>
2323 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2324 * testsuite/Makefile.in: Regenerate.
2326 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2328 * plugin.cc (get_view): New.
2329 (Plugin::load): Pass get_view to the plugin.
2330 (Plugin_manager::get_view): New.
2332 2011-03-21 Ian Lance Taylor <iant@google.com>
2334 * testsuite/final_layout.sh: Rewrite to not use dc.
2335 * testsuite/relro_test.sh: Fail if dc is not present.
2337 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2339 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2341 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2342 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2344 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2345 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2347 2011-03-14 Ian Lance Taylor <iant@google.com>
2349 * script-sections.cc (Sort_output_sections::script_compare):
2350 Rename from is_before, change return type.
2351 (Sort_output_sections::operator()): Adjust accordingly.
2353 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2356 * testsuite/odr_violation2.cc: Add comment to make all error line
2357 numbers double digits.
2358 * testsuite/debug_msg.sh: Adjust expected errors.
2360 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2362 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2363 but mark earlier ones as non-canonical
2364 (offset_to_iterator): Update search target and example
2365 (do_addr2line): Return extra lines in a vector*
2366 (format_file_lineno): Extract from do_addr2line
2367 (one_addr2line): Add vector* out-param
2368 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2369 when a lineno entry appeared last for its instruction
2370 (Dwarf_line_info): Add vector* out-param
2371 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2372 * symtab.cc (Odr_violation_compare): Include the lineno in the
2374 (linenos_from_loc): New. Combine the canonical line for an
2375 address with its other lines.
2376 (True_if_intersect): New. Helper functor to make
2377 std::set_intersection a query.
2378 (detect_odr_violations): Compare sets of lines instead of just
2379 one line for each function. This became less deterministic, but
2380 has fewer false positives.
2381 * symtab.h: Declarations.
2382 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2383 mix an optimized and non-optimized object in the same binary
2384 (odr_violation2.so): Same.
2385 * testsuite/Makefile.in: Regenerate from Makefile.am.
2386 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2387 * testsuite/debug_msg.sh: Update line numbers and add
2389 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2390 non-optimized context.
2391 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2392 isn't inlined, and use OdrDerived in an optimized context.
2393 * testsuite/odr_header1.h: Defines OdrDerived, where
2394 optimization will change the
2395 first-instruction-in-the-destructor's file and line number.
2396 * testsuite/odr_header2.h: Defines OdrBase.
2398 2011-03-09 Ian Lance Taylor <iant@google.com>
2400 * fileread.cc (File_read::clear_views): Don't delete the whole
2403 2011-03-08 Ian Lance Taylor <iant@google.com>
2406 * fileread.cc: #include <climits>.
2407 (GOLD_IOV_MAX): Define.
2408 (File_read::read_multiple): Limit number of entries by iov_max.
2409 * fileread.h (class File_read): Always set max_readv_entries to
2412 2011-03-07 Ian Lance Taylor <iant@google.com>
2415 * options.h (class General_options): Add -dy and -dn.
2417 2011-03-02 Cary Coutant <ccoutant@google.com>
2419 * testsuite/script_test_9.t: Add TLS segment.
2421 2011-03-02 Simon Baldwin <simonb@google.com>
2423 * configure.ac: Add check for gnu_indirect_function support in
2424 the toolchain building binutils.
2425 * configure: Rebuild.
2427 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2429 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2430 plugin only symbols.
2431 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2432 in plugin files as not needed in the symbol table.
2434 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2436 * output.cc (Output_section::add_input_section): Delay fill
2437 generation for section ordering.
2439 2011-02-09 Ian Lance Taylor <iant@google.com>
2442 * object.h (class Sized_relobj): Remove clear_local_symbols.
2443 * reloc.cc (Sized_relobj::do_relocate): Don't call
2444 clear_local_symbols.
2446 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2448 * plugin.cc (is_visible_from_outside): Return true for symbols
2451 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2453 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2456 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2458 * icf.h (is_section_foldable_candidate): Change type of parameter
2460 * icf.cc (Icf::find_identical_sections): Change type of local variable
2461 section_name to be std::string.
2462 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2464 2011-01-25 Ian Lance Taylor <iant@google.com>
2466 * script.cc (script_add_extern): Rewrite to use
2467 add_symbol_reference.
2469 2011-01-25 Doug Kwan <dougkwan@google.com>
2471 * icf.cc (get_section_contents): Always lock section's object.
2473 2011-01-24 Ian Lance Taylor <iant@google.com>
2475 * options.h (class General_options): Accept
2476 --no-detect-odr-violations.
2478 2011-01-24 Ian Lance Taylor <iant@google.com>
2480 * version.cc (version_string): Bump to 1.11.
2482 2011-01-24 Ian Lance Taylor <iant@google.com>
2484 * plugin.cc (class Plugin_rescan): Define new class.
2485 (Plugin_manager::claim_file): Set any_claimed_.
2486 (Plugin_manager::save_archive): New function.
2487 (Plugin_manager::save_input_group): New function.
2488 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2490 (Plugin_manager::new_undefined_symbol): New function.
2491 (Plugin_manager::rescan): New function.
2492 (Plugin_manager::rescannable_defines): New function.
2493 (Plugin_manager::add_input_file): Set any_added_.
2494 * plugin.h (class Plugin_manager): define new fields rescannable_,
2495 undefined_symbols_, any_claimed_, and any_added_. Declare
2496 Plugin_rescan as friend. Declare new functions.
2497 (Plugin_manager::Rescannable): Define type.
2498 (Plugin_manager::Rescannable_list): Define type.
2499 (Plugin_manager::Undefined_symbol_list): Define type.
2500 (Plugin_manager::Plugin_manager): Initialize new fields.
2501 * archive.cc (Archive::defines_symbol): New function.
2502 (Add_archive_symbols::run): Pass archive to plugins if any.
2503 * archive.h (class Archive): Declare defines_symbol.
2504 * readsyms.cc (Input_group::~Input_group): New function.
2505 (Finish_group::run): Pass input_group to plugins if any.
2506 * readsyms.h (class Input_group): Declare destructor.
2507 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2510 2011-01-10 Ian Lance Taylor <iant@google.com>
2512 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2514 (Layout::set_segment_offsets): Reset increase_relro before calling
2515 set_section_addresses a second time.
2517 2011-01-04 Cary Coutant <ccoutant@google.com>
2519 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2520 sections before NOBITS sections.
2522 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2524 * version.cc (print_version): Update copyright to 2011.
2526 2010-12-23 Cary Coutant <ccoutant@google.com>
2528 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2529 of OS to this->add. Add OD parameter to second form of the function.
2531 2010-12-20 Ian Lance Taylor <iant@google.com>
2533 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2534 second of two consecutive entries with same offset.
2536 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2538 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2539 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2540 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2541 to avoid unneeded links against $(LDADD).
2542 * testsuite/Makefile.in: Regenerate.
2544 2010-12-15 Ian Lance Taylor <iant@google.com>
2547 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2548 for R_X86_64_32 and R_X86_64_PC32.
2549 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2550 ver_matching_def_pic.o.
2551 (ver_matching_def_pic.o): New target.
2553 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2555 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2556 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2557 Move definition before File_read::View member definitions.
2558 (File_read::View::~View): Initialize and hold lock before
2559 updating current_mapped_bytes.
2561 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2563 * dwarf_reader.cc: Remove outdated comment.
2564 * gold-threads.cc: Fix typo in error message.
2565 * archive.cc: Fix typos in comments.
2566 * archive.h: Likewise.
2567 * arm-reloc-property.cc: Likewise.
2568 * arm-reloc-property.h: Likewise.
2569 * arm-reloc.def: Likewise.
2571 * attributes.h: Likewise.
2572 * cref.cc: Likewise.
2573 * ehframe.cc: Likewise.
2574 * fileread.h: Likewise.
2576 * i386.cc: Likewise.
2578 * incremental.h: Likewise.
2579 * int_encoding.cc: Likewise.
2580 * layout.h: Likewise.
2581 * main.cc: Likewise.
2582 * merge.h: Likewise.
2583 * object.cc: Likewise.
2584 * object.h: Likewise.
2585 * options.cc: Likewise.
2586 * readsyms.cc: Likewise.
2587 * reduced_debug_output.cc: Likewise.
2588 * reloc.cc: Likewise.
2589 * script-sections.cc: Likewise.
2590 * sparc.cc: Likewise.
2591 * symtab.h: Likewise.
2592 * target-reloc.h: Likewise.
2593 * target.cc: Likewise.
2594 * target.h: Likewise.
2595 * timer.cc: Likewise.
2596 * timer.h: Likewise.
2597 * x86_64.cc: Likewise.
2599 2010-12-09 Cary Coutant <ccoutant@google.com>
2601 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2603 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2604 parameter; change all callers.
2605 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2606 * options.h (warn_execstack): New option.
2608 2010-12-07 Doug Kwan <dougkwan@google.com>
2610 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2611 like function call relocations.
2613 2010-12-07 Ian Lance Taylor <iant@google.com>
2615 * archive.cc (Archive::get_elf_object_for_member): Permit
2616 punconfigured to be NULL.
2617 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2618 (Archive::include_member): Pass NULL to get_elf_object_for_member
2619 if we searched for the archive and this is the first included
2622 2010-12-01 Ian Lance Taylor <iant@google.com>
2624 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2625 track_relocs_type_ field.
2626 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2627 Set track_relocs_type_.
2628 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2629 contents when using RELA relocs.
2630 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2632 * reloc.cc (Track_relocs::next_addend): New function.
2633 * reloc.h (class Track_relocs): Declare next_addend.
2635 2010-12-01 Ian Lance Taylor <iant@google.com>
2637 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2640 2010-12-01 Ian Lance Taylor <iant@google.com>
2642 * README: Update compilers known to work and fail.
2644 2010-11-23 Matthias Klose <doko@ubuntu.com>
2646 * configure.in: For --enable-gold, handle value `default' instead of
2647 `both*'. Always install ld as ld.bfd, install as ld if gold is
2649 * configure: Regenerate.
2651 2010-11-18 Doug Kwan <dougkwan@google.com>
2653 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2654 and right_alignment to be zero. Store result alignment only if it is
2655 greater than existing alignment.
2657 2010-11-16 Cary Coutant <ccoutant@google.com>
2660 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2661 Check for ".zdebug_line".
2663 2010-11-16 Doug Kwan <dougkwan@google.com>
2664 Cary Coutant <ccoutant@google.com>
2666 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2667 by reference; adjust all callers.
2668 * output.cc (Output_segment::set_section_addresses): Adjust references
2669 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2671 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2672 end at page boundary.
2674 2010-11-16 Cary Coutant <ccoutant@google.com>
2677 * layout.cc (Layout::choose_output_section): Transform names of
2678 compressed sections even when using a script with a SECTIONS clause.
2679 (Layout::output_section_name): Remove code to transform
2680 compressed debug section names.
2681 * output.cc (Output_section::add_input_section): Use uncompressed
2682 section size when tracking input sections.
2684 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2686 * symtab.h (Symbol::NON_PIC_REF): Remove.
2687 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2688 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2689 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2690 (Symbol::use_plt_offset): Take a flags argument and pass it
2691 directly to needs_dynamic_reloc. Restrict check for undefined
2692 weak symbols to function calls.
2693 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2694 (Target_arm::Scan::global): Use it.
2695 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2696 (Target_arm::Relocate::relocate): Likewise.
2697 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2698 parameter with an r_type parameter. Use get_reference_flags
2700 (Target_arm::Relocate::relocate): Update accordingly.
2701 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2702 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2703 (Target_i386::Scan::global): Likewise.
2704 (Target_i386::Relocate::relocate): Likewise.
2705 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2706 parameter with an r_type parameter. Use get_reference_flags
2708 (Target_i386::Relocate::relocate): Update accordingly.
2709 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2710 (Target_powerpc::Scan::global): Use it.
2711 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2712 (Target_powerpc::Relocate::relocate): Likewise.
2713 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2714 (Target_sparc::Scan::global): Use it.
2715 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2716 (Target_sparc::Relocate::relocate): Likewise.
2717 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2718 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2719 (Target_x86_64::Scan::global): Likewise.
2720 (Target_x86_64::Relocate::relocate): Likewise.
2722 2010-11-08 Doug Kwan <dougkwan@google.com>
2723 Cary Coutant <ccoutant@google.com>
2725 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2726 (Arm_exidx_merge_section::section_contents_): New data member.
2727 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2728 (Arm_input_section::~Arm_input_section): De-allocate memory.
2729 (Arm_input_section::original_contents_): New data member.
2730 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2731 in parameters instead of calling Object::section_contents without
2733 (Arm_output_section::group_section): New parameter TASK. Pass it
2734 to callees that need locking objects.
2735 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2736 to lock EXIDX input sections. Fix a formatting issue. Call
2737 Arm_exidx_merged_section::build_contents to create merged section
2739 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2740 to lock object of stub table owner.
2741 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2742 TEXT_SIZE to initialize data member TEXT_SIZE_.
2743 (Arm_exidx_input_section::addralign): Fix typo in comment.
2744 (Arm_exidx_input_section::text_size): New method.
2745 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2746 that require locking objects. Lock objects before scanning for stubs
2747 and updating local symbols.
2748 (Arm_input_section<big_endian>::init): Copy contents of original
2750 (Arm_input_section<big_endian>::do_write): Use saved contents of
2751 original input section instead of calling Object::section_contents
2753 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2754 size without calling Object::section_size().
2755 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2756 for size. Allocate a buffer for merged EXIDX entries.
2757 (Arm_exidx_merged_section::build_contents): New method.
2758 (Arm_exidx_merged_section::do_write): Move merge section contents
2759 building code to Arm_exidx_merged_section::build_contetns. Write
2760 out contetns in buffer instead of building it on the fly.
2761 (Arm_relobj::make_exidx_input_section): Also pass text section size
2762 to Arm_exidx_input_section constructor.
2763 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2764 (Arm_dynobj::do_read_symbols): Fix memory leak.
2765 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2766 * target.h: (class Task): Add forward declaration.
2767 (Target::relax): Add new parameter TASK and pass it to
2769 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2771 2010-11-05 Cary Coutant <ccoutant@google.com>
2774 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2775 object when reading from the file.
2776 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2778 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2779 when reading section contents.
2780 (get_section_contents): Likewise.
2781 (icf::find_identical_sections): Likewise.
2782 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2783 object when reading from the file.
2784 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2785 the object when doing deferred section layout.
2787 2010-11-03 Nick Clifton <nickc@redhat.com>
2790 * script.h (class Symbol_assignment: name): New member. Returns
2791 the name of the symbol.
2792 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2793 Returns true if the given symbol name is on the list of
2794 assignments wating to be processed.
2795 * archive.cc (should_incldue_member): If the symbol is undefined,
2796 check to see if it is on the list of symbols pending assignment.
2798 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2800 * script-sections.cc (Script_sections::find_memory_region): Check
2801 for a NULL output section pointer.
2803 2010-10-29 Doug Kwan <dougkwan@google.com>
2805 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2806 Output_section::add_relaxed_input_section.
2807 * output.cc (Output_section::add_relaxed_input_section): Add new
2808 arguments LAYOUT and NAME. Set section order index.
2809 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2810 Copy section order index.
2811 * output.h (Output_section::add_relaxed_input_section): Add new
2812 arguments LAYOUT and NAME.
2814 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2816 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2817 NATIVE_OR_CROSS_LINKER.
2818 * testsuite/Makefile.in: Regenerate.
2820 2010-10-20 Doug Kwan <dougkwan@google.com>
2822 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2823 without SHF_LINK_ORDER flags.
2824 * layout.cc (Layout::choose_output_section): Do not filter
2825 SHF_LINK_ORDER flag in a relocatable link.
2827 2010-10-17 Cary Coutant <ccoutant@google.com>
2829 * output.h (Output_segment::set_section_addresses): Change function
2830 signature. Update all callers.
2831 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2833 (Output_segment::set_section_addresses): Align after last TLS
2834 section. Add padding before last relro section instead of after.
2836 2010-10-17 Doug Kwan <dougkwan@google.com>
2838 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2839 GOT output section to be writable.
2841 2010-10-14 Cary Coutant <ccoutant@google.com>
2843 * debug.h (DEBUG_INCREMENTAL): New flag.
2844 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2845 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2847 * incremental.cc (report_command_line): Ignore all forms of
2849 * layout.cc (Layout::Layout): Check parameters for incremental link
2851 * options.cc (General_options::parse_incremental): New function.
2852 (General_options::parse_no_incremental): New function.
2853 (General_options::parse_incremental_full): New function.
2854 (General_options::parse_incremental_update): New function.
2855 (General_options::incremental_mode_): New data member.
2856 (General_options::finalize): Check incremental_mode_.
2857 * options.h (General_options): Update help text for --incremental.
2858 Add --no-incremental, --incremental-full, --incremental-update.
2859 (General_options::Incremental_mode): New enum type.
2860 (General_options::incremental_mode): New function.
2861 (General_options::incremental_mode_): New data member.
2862 * parameters.cc (Parameters::incremental_mode_): New data member.
2863 (Parameters::set_options): Set incremental_mode_.
2864 (Parameters::set_incremental_full): New function.
2865 (Parameters::incremental): New function.
2866 (Parameters::incremental_update): New function.
2867 (set_parameters_incremental_full): New function.
2868 * parameters.h (Parameters::set_incremental_full): New function.
2869 (Parameters::incremental): New function.
2870 (Parameters::incremental_update): New function.
2871 (Parameters::incremental_mode_): New data member.
2872 (set_parameters_incremental_full): New function.
2873 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2874 incremental link mode.
2875 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2876 (Sized_relobj::do_relocate_sections): Likewise.
2877 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2879 * testsuite/Makefile.in: Regenerate.
2880 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2882 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2884 * script-sections.h (class Script_sections): Make
2885 Sections_elements typedef public.
2886 * script-sections.cc (class Sort_output_sections): Add elements_
2887 field. Add constructor which sets it; change all callers.
2888 (Sort_output_sections::is_before): New function.
2889 (Sort_output_sections::operator()): Call is_before.
2890 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2892 * testsuite/script_test_10.sh: New test. Test script section
2894 * testsuite/script_test_10.t: Likewise.
2895 * testsuite/script_test_10.s: Likewise.
2896 * testsuite/Makefile.am: Wrap the cross linker tests and the
2897 common tests into NATIVE_OR_CROSS_LINKER.
2898 (check_SCRIPTS): Add script_test_10.sh.
2899 (check_DATA): Add script_test_10.stdout.
2900 (script_test_10.o, script_test_10): New targets.
2901 (script_test_10.stdout): New target.
2902 * configure, testsuite/Makefile.in: Regenerate.
2904 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2906 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2907 error for the deprecated relocations.
2908 (Target_arm::Scan::global): Likewise.
2909 (Target_arm::Relocate::relocate): Likewise.
2911 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2913 * fileread.cc (Input_file::find_file): Initialize *found_name
2914 and *namep when using the fallback search for case 4.
2916 2010-10-11 Cary Coutant <ccoutant@google.com>
2918 * options.h (class General_options): Redefine -z lazy as an alias for
2919 the negation of -z now.
2921 2010-10-11 Ian Lance Taylor <iant@google.com>
2923 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2926 2010-10-06 Nick Clifton <nickc@redhat.com>
2928 * script-sections.cc(class Memory_region): Remove
2929 current_lma_offset_ field. Rename current_vma_offset_ to
2930 current_offset_. Add last_section_ field.
2931 (Memory_region::get_current_vma_address): Rename to
2932 get_current_address.
2933 (Memory_region::get_current_lma_address): Delete.
2934 (Memory_region::increment_vma_offset): Rename to
2936 (Memory_region::increment_lma_offset): Delete.
2937 (Memory_region::attributes_compatible): New method. Returns
2938 true if the provided section is compatible with the region.
2939 (Memory_region::get_last_section): New method. Returns the last
2940 section to use the region.
2941 (Memory_region::set_last_section): New method. Stores the last
2942 section to use the region.
2943 (Script_sections::block_in_region): New method. Returns true if
2944 a block of memory is contained within a region.
2945 (Script_sections::find_memory_region): New method. Locates a
2946 memory region to be used to set a VMA or LMA address.
2947 (Output_section_definition::set_section_addresses): Add code to
2948 check for addresses set by memory regions.
2949 (Output_segment::set_section_addresses): Remove memory region
2951 (Script_sections::create_segment): Add a warning if a header
2952 segment is created outside of any region.
2953 * script-sections.h (class Script_sections): Add prototypes for
2954 find_memory_region and block_in_region methods.
2955 * testsuite/memory_test.s: Use .long instead of .word.
2956 * testsuite/memory_test.t: Add some more output sections.
2957 * testsuite/memory_test.sh: Update expected output.
2959 2010-10-02 Doug Kwan <dougkwan@google.com>
2961 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2962 defintion to symtab.h
2963 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2964 declaration to defintion.
2966 2010-10-01 Nick Clifton <nickc@redhat.com>
2968 * expression.cc (eval): Replace dummy argument with NULL.
2969 (eval_maybe_dot): Check for a NULL result section pointer.
2970 (Symbol_expression::value): Likewise.
2971 (Dot_expression::value): Likewise.
2972 (BINARY_EXPRESSION): Likewise.
2973 (Max_expression::value): Likewise.
2974 (Min_expression::value): Likewise.
2975 (Absolute_expression::value): Likewise.
2976 (Addr_expression::value_from_output_section): Likewise.
2977 (Loaddddr_expression::value_from_output_section): Likewise.
2978 (Segment_start_expression::value): Likewise.
2979 * script-sections.cc
2980 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2982 (Sections_elememt_dot_assignment::set_section_addresses):
2984 (Output_data_expression::do_write_to_buffer): Likewise.
2985 (Output_section_definition::finalize_symbols): Likewise.
2986 (Output_section_definition::set_section_addresses): Likewise.
2988 2010-09-30 Doug Kwan <dougkwan@google.com>
2990 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2992 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2994 * target.h (Target::can_icf_inline_merge_sections): New virtual
2996 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2998 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3000 * icf.cc (get_section_contents): Inline merge sections only when
3003 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3005 * configure: Regenerate.
3007 2010-09-17 Ian Lance Taylor <iant@google.com>
3009 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3010 * testsuite/Makefile.am (memory_test.o): New target.
3011 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3013 * testsuite/Makefile.in: Rebuild.
3015 2010-09-17 Doug Kwan <dougkwan@google.com>
3017 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3018 defintion if relocation uses GOT entries of the symbol.
3019 * testsuite/icf_safe_test.sh: Fix test.
3020 * testsuite/icf_safe_so_test.sh: Fix test.
3022 2010-09-16 Cary Coutant <ccoutant@google.com>
3024 * script_sections.cc (class Memory_region): Remove "NULL" from
3025 vector initializations.
3027 2010-09-15 Cary Coutant <ccoutant@google.com>
3029 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3030 Resolve forwarding symbols.
3032 2010-09-15 Doug Kwan <dougkwan@google.com>
3034 * gold/testsuite/script_test_3.t: Add ARM special sections.
3035 * gold/testsuite/script_test_4.t: Same.
3036 * gold/testsuite/script_test_5.t: Same.
3037 * gold/testsuite/script_test_6.t: Same.
3038 * gold/testsuite/script_test_7.t: Same.
3039 * gold/testsuite/script_test_7.t: Same.
3040 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3042 2010-09-14 Cary Coutant <ccoutant@google.com>
3044 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3045 (Target_x86_64::Relocate::relocate_tls): Replace check for
3046 saw_tls_block_reloc_ with test for executable section.
3048 2010-09-12 Cary Coutant <ccoutant@google.com>
3050 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3051 position-independent executables to shared libraries need dynamic
3053 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3054 position-independent executables.
3055 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3056 * testsuite/Makefile.in: Regenerate.
3058 2010-09-10 Nick Clifton <nickc@redhat.com>
3061 * testsuite/memory_test.t: Discard any sections that are not
3064 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3067 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3068 "This::" to work around a bug in gcc 4.2.
3070 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3072 2010-09-09 Rafael Espindola <espindola@google.com>
3074 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3075 sections with different PF_X flags in the same segment.
3076 (Layout::find_first_load_seg): Search all segments to find the first
3078 * options.h (rosegment): New.
3080 2010-09-08 Rafael Espindola <espindola@google.com>
3082 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3084 2010-09-08 Doug Kwan <dougkwan@google.com>
3086 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3087 (Arm_relobj::do_relocate_sections): Add new parameter for output
3088 file to match the parent.
3089 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3090 of local symbols instead of input values. Update code to track
3091 changes in gold::relocate_section.
3092 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3093 (Sized_relobj::compute_final_local_value_internal): New methods.
3094 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3095 body into private version of Sized_relobj::compute_final_local_value.
3096 Call the inline method.
3097 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3098 merged symbol value if there is one.
3099 (Symbol_value::has_output_value): New method defintiion.
3100 (Sized_relobj::Compute_final_local_value_status): New enum type.
3101 (Sized_relobj::compute_final_local_value): New methods.
3102 (Sized_relobj::compute_final_local_value_internal): New methods.
3103 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3104 and arm_cortex_a8.sh.
3105 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3106 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3108 * Makefile.in: Regenerate.
3109 * testsuite/arm_bl_out_of_range.s: Update test.
3110 * testsuite/thumb_bl_out_of_range.s: Ditto.
3111 * testsuite/thumb_blx_out_of_range.s: Ditto.
3112 * testsuite/arm_branch_out_of_range.sh: New file.
3113 * testsuite/arm_cortex_a8.sh: Ditto.
3114 * testsuite/arm_cortex_a8_b.s: Ditto.
3115 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3116 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3117 * testsuite/arm_cortex_a8_bl.s: Ditto.
3118 * testsuite/arm_cortex_a8_blx.s: Ditto.
3119 * testsuite/arm_cortex_a8_local.s: Ditto.
3120 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3121 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3123 2010-09-08 Rafael Espindola <espindola@google.com>
3125 * Makefile.am (memory_test.stdout): Run readelf with -W.
3126 * Makefile.in: Regenerate.
3127 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3130 2010-09-08 Rafael Espindola <espindola@google.com>
3132 * script-sections.cc (Script_sections::add_memory_region): Convert
3133 field precision to int.
3134 * script.cc (script_set_section_region, script_set_section_region):
3135 Convert field precision to int.
3137 2010-09-08 Rafael Espindola <espindola@google.com>
3139 * arm.cc (do_finalize_sections): Create the __exidx_start and
3140 __exdix_end symbols even when the section is missing.
3142 2010-09-08 Nick Clifton <nickc@redhat.com>
3144 * README: Remove claim that MEMORY is not supported.
3145 * expression.cc (script_exp_function_origin)
3146 (script_exp_function_length): Move from here to ...
3147 * script.cc: ... here.
3148 (script_set_section_region, script_add_memory)
3149 (script_parse_memory_attr, script_include_directive): New
3151 * script-sections.cc
3152 (class Memory_region): New class.
3153 (class Output_section_definition): Add set_memory_region,
3154 set_section_vma, set_section_lma and get_section_name methods.
3155 (class Script_Sections): Add add_memory_region,
3156 find_memory_region, find_memory_region_origin,
3157 find_memory_region_length and set_memory_region methods.
3158 Have set_section_addresses method walk the list of set memory
3160 Extend the print methos to display memory regions.
3161 * script-sections.h: Add prototypes for new methods.
3162 Add enum for MEMORY region attributes.
3163 * yyscript.y: Add support for parsing MEMORY regions.
3164 * script-c.h: Add prototypes for new functions.
3165 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3166 * testsuite/Makefile.in: Regenerate.
3167 * testsuite/memory_test.sh: New script.
3168 * testsuite/memory_test.s: New assembler source file.
3169 * testsuite/memory_test.t: New linker script.
3171 2010-08-27 Doug Kwan <dougkwan@google.com>
3173 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3174 reference override an existing dynamic weak reference.
3175 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3176 * testsuite/Makefile.in: Regenerate.
3177 * testsuite/dyn_weak_ref.sh: New file.
3178 * testsuite/dyn_weak_ref_1.c: Ditto.
3179 * testsuite/dyn_weak_ref_2.c: Ditto.
3181 2010-08-27 Ian Lance Taylor <iant@google.com>
3183 * incremental.h (class Incremental_input_entry): Add virtual
3186 2010-08-27 Ian Lance Taylor <iant@google.com>
3188 * testsuite/start_lib_test_3.c: Mark t3 as used.
3190 2010-08-27 Nick Clifton <nickc@redhat.com>
3192 * options.cc (version_script): Fix small typo in previous
3195 2010-08-25 Nick Clifton <nickc@redhat.com>
3197 * archive.cc: Formatting fixes: Remove whitespace between
3198 typename and following asterisk. Remove whitespace between
3199 function name and opening parenthesis.
3200 * archive.h: Likewise.
3202 * attributes.cc: Likewise.
3203 * attributes.h: Likewise.
3204 * common.cc: Likewise.
3205 * copy-relocs.cc: Likewise.
3206 * dirsearch.h: Likewise.
3207 * dynobj.cc: Likewise.
3208 * ehframe.cc: Likewise.
3209 * ehframe.h: Likewise.
3210 * expression.cc: Likewise.
3211 * fileread.cc: Likewise.
3212 * fileread.h: Likewise.
3214 * gold-threads.cc: Likewise.
3215 * gold.cc: Likewise.
3216 * i386.cc: Likewise.
3218 * incremental-dump.cc: Likewise.
3219 * incremental.cc: Likewise.
3220 * layout.cc: Likewise.
3221 * layout.h: Likewise.
3222 * main.cc: Likewise.
3223 * merge.cc: Likewise.
3224 * merge.h: Likewise.
3225 * object.cc: Likewise.
3226 * object.h: Likewise.
3227 * options.cc: Likewise.
3228 * options.h: Likewise.
3229 * output.cc: Likewise.
3230 * output.h: Likewise.
3231 * plugin.cc: Likewise.
3232 * plugin.h: Likewise.
3233 * powerpc.cc: Likewise.
3234 * reloc.cc: Likewise.
3235 * script-c.h: Likewise.
3236 * script-sections.cc: Likewise.
3237 * script.cc: Likewise.
3238 * stringpool.cc: Likewise.
3239 * symtab.cc: Likewise.
3240 * symtab.h: Likewise.
3241 * target.cc: Likewise.
3242 * timer.cc: Likewise.
3243 * timer.h: Likewise.
3244 * version.cc: Likewise.
3245 * x86_64.cc: Likewise.
3247 2010-08-24 Nick Clifton <nickc@redhat.com>
3250 * layout.cc (segment_precedes): Sort segments by their physical
3251 addresses, if they have been set.
3253 2010-08-23 Cary Coutant <ccoutant@google.com>
3255 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3257 (Lib_group::include_member): Unlock object after deleting its
3259 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3262 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3263 Cary Coutant <ccoutant@google.com>
3265 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3266 constructor, and set_blocker.
3267 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3269 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3270 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3271 * testsuite/Makefile.am (start_lib_test): New test case.
3272 * testsuite/Makefile.in: Regenerate.
3273 * testsuite/start_lib_test_main.c: New file.
3274 * testsuite/start_lib_test_1.c: New file.
3275 * testsuite/start_lib_test_2.c: New file.
3276 * testsuite/start_lib_test_3.c: New file.
3278 2010-08-19 Ian Lance Taylor <iant@google.com>
3280 * Makefile.in: Rebuild with automake 1.11.1.
3281 * aclocal.m4: Likewise.
3282 * testsuite/Makefile.in: Likewise.
3284 2010-08-19 Ian Lance Taylor <iant@google.com>
3287 * i386.cc (class Output_data_plt_i386): Update declarations.
3288 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3289 local_ifuncs_ fields.
3290 (Target_i386::do_plt_section_for_global): New function.
3291 (Target_i386::do_plt_section_for_local): New function.
3292 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3293 parameter; change all callers. Initialize global_ifuncs_ and
3294 local_ifuncs_. If doing a static link define __rel_iplt_start and
3296 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3297 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3298 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3300 (Target_i386::make_plt_section): New function, broken out of
3301 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3302 (Target_i386::make_plt_entry): Call make_plt_section.
3303 (Target_i386::make_local_ifunc_plt_entry): New function.
3304 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3305 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3306 R_386_IRELATIVE to switch.
3307 (Target_i386::Scan::global): Likewise.
3308 (Target_i386::Relocate::relocate): Likewise.
3309 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3311 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3312 (Target_x86_64::do_plt_section_for_global): New function.
3313 (Target_x86_64::do_plt_section_for_local): New function.
3314 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3315 parameter; change all callers. If doing a static link define
3316 __rela_iplt_start and __rela_iplt_end.
3317 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3318 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3319 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3321 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3322 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3324 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3325 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3326 R_X86_64_IRELATIVE to switch.
3327 (Target_x86_64::Scan::global): Likewise.
3328 (Target_x86_64::Relocate::relocate): Likewise.
3329 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3331 * target.h (class Target): Add plt_section_for_global and
3332 plt_section_for_local functions. Add do_plt_section_for_global
3333 and do_plt_section_for_local virtual functions.
3334 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3335 clarifying comments.
3336 (Symbol::use_plt_offset): Handle IFUNC symbol.
3337 * object.cc (Sized_relobj::Sized_relobj): Initialize
3339 (Sized_relobj::local_has_plt_offset): New function.
3340 (Sized_relobj::local_plt_offset): New function.
3341 (Sized_relobj::set_local_plt_offset): New function.
3342 (Sized_relobj::do_count): Handle IFUNC symbol.
3343 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3344 a bit away from input_shndx_ field. Add set_is_func_symbol and
3345 is_ifunc_symbol functions.
3346 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3347 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3348 local_plt_offsets_ field.
3349 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3350 * output.h (class Output_section_data): Add non-const
3351 output_section function.
3352 (class Output_data_got): Update declarations.
3353 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3354 Add use_plt_offset parameter to global and local constructors.
3355 Change all callers. Change local_sym_index_ field to 31 bits.
3356 Change GSYM_CODE and CONSTANT_CODE accordingly.
3357 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3358 doing a static link don't set sh_link field.
3359 (Output_data_got::Got_entry::write): Use PLT offset if
3361 (Output_data_got::add_global_plt): New function.
3362 (Output_data_got::add_local_plt): New function.
3363 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3364 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3365 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3366 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3367 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3369 * testsuite/ifunc-sel.h: New file.
3370 * testsuite/ifuncmain1.c: New file.
3371 * testsuite/ifuncmain1vis.c: New file.
3372 * testsuite/ifuncmod1.c: New file.
3373 * testsuite/ifuncdep2.c: New file.
3374 * testsuite/ifuncmain2.c: New file.
3375 * testsuite/ifuncmain3.c: New file.
3376 * testsuite/ifuncmod3.c: New file.
3377 * testsuite/ifuncmain4.c: New file.
3378 * testsuite/ifuncmain5.c: New file.
3379 * testsuite/ifuncmod5.c: New file.
3380 * testsuite/ifuncmain6pie.c: New file.
3381 * testsuite/ifuncmod6.c: New file.
3382 * testsuite/ifuncmain7.c: New file.
3383 * configure, testsuite/Makefile.in: Rebuild.
3385 2010-08-18 Ian Lance Taylor <iant@google.com>
3388 (Output_section_incremental_inputs::write_input_files): Add cast
3389 to avoid signed/unsigned comparison warning.
3390 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3392 2010-08-12 Cary Coutant <ccoutant@google.com>
3394 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3396 2010-08-13 Ian Lance Taylor <iant@google.com>
3398 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3400 2010-08-12 Cary Coutant <ccoutant@google.com>
3401 Doug Kwan <dougkwan@google.com>
3403 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3404 defintion overrides non-weak undef, remember that the original undef
3406 * symtab.cc (Symbol_table::sized_write_global): For undef without
3407 an original weak binding, set binding to global in output.
3408 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3409 * testsuite/Makefile.in: Regenerate.
3410 * testsuite/strong_ref_weak_def.sh: New file.
3411 * testsuite/strong_ref_weak_def_1.c: Ditto.
3412 * testsuite/strong_ref_weak_def_2.c: Ditto.
3414 2010-08-12 Cary Coutant <ccoutant@google.com>
3416 * testsuite/incremental_test.sh: Rewrite.
3417 * testsuite/incremental_test_1.c: Rewrite.
3418 * testsuite/incremental_test_2.c: Rewrite.
3420 2010-08-12 Cary Coutant <ccoutant@google.com>
3422 * arm.cc (Target_arm::got_size): Add const.
3423 (Target_arm::got_entry_count): New function.
3424 (Target_arm::plt_entry_count): New function.
3425 (Target_arm::first_plt_entry_offset): New function.
3426 (Target_arm::plt_entry_size): New function.
3427 (Output_data_plt_arm::entry_count): New function.
3428 (Output_data_plt_arm::first_plt_entry_offset): New function.
3429 (Output_data_plt_arm::get_plt_entry_size): New function.
3430 * i386.cc (Target_i386::got_size): Add const.
3431 (Target_i386::got_entry_count): New function.
3432 (Target_i386::plt_entry_count): New function.
3433 (Target_i386::first_plt_entry_offset): New function.
3434 (Target_i386::plt_entry_size): New function.
3435 (Output_data_plt_i386::entry_count): New function.
3436 (Output_data_plt_i386::first_plt_entry_offset): New function.
3437 (Output_data_plt_i386::get_plt_entry_size): New function.
3438 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3439 find_incremental_inputs_sections. Dump incremental_got_plt section.
3440 * incremental.cc: Include target.h.
3441 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3442 parameter. Adjust all callers. Find incremental_got_plt section.
3443 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3445 (Output_section_incremental_inputs::set_final_data_size): Calculate
3446 size of incremental_got_plt section.
3447 (Output_section_incremental_inputs::do_write): Write the
3448 incremental_got_plt section.
3449 (Got_plt_view_info): New struct.
3450 (Local_got_offset_visitor): New class.
3451 (Global_got_offset_visitor): New class.
3452 (Global_symbol_visitor_got_plt): New class.
3453 (Output_section_incremental_inputs::write_got_plt): New function.
3454 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3455 Add parameter. Adjust all callers.
3456 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3457 (Incremental_inputs::got_plt_section): New function.
3458 (Incremental_inputs::got_plt_section_): New data member.
3459 (Incremental_got_plt_reader): New class.
3460 * layout.cc (Layout::create_incremental_info_sections): Add the
3461 incremental_got_plt section.
3462 * object.h (Got_offset_list::get_list): New function.
3463 (Got offset_list::for_all_got_offsets): New function.
3464 (Sized_relobj::local_got_offset_list): New function.
3465 * powerpc.cc (Target_powerpc::got_size): Add const.
3466 (Target_powerpc::got_entry_count): New function.
3467 (Target_powerpc::plt_entry_count): New function.
3468 (Target_powerpc::first_plt_entry_offset): New function.
3469 (Target_powerpc::plt_entry_size): New function.
3470 (Output_data_plt_powerpc::entry_count): New function.
3471 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3472 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3473 * sparc.cc (Target_sparc::got_size): Add const.
3474 (Target_sparc::got_entry_count): New function.
3475 (Target_sparc::plt_entry_count): New function.
3476 (Target_sparc::first_plt_entry_offset): New function.
3477 (Target_sparc::plt_entry_size): New function.
3478 (Output_data_plt_sparc::entry_count): New function.
3479 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3480 (Output_data_plt_sparc::get_plt_entry_size): New function.
3481 * symtab.h (Symbol::got_offset_list): New function.
3482 (Symbol_table::for_all_symbols): New function.
3483 * target.h (Sized_target::got_entry_count): New function.
3484 (Sized_target::plt_entry_count): New function.
3485 (Sized_target::plt_entry_size): New function.
3486 * x86_64.cc (Target_x86_64::got_size): Add const.
3487 (Target_x86_64::got_entry_count): New function.
3488 (Target_x86_64::plt_entry_count): New function.
3489 (Target_x86_64::first_plt_entry_offset): New function.
3490 (Target_x86_64::plt_entry_size): New function.
3491 (Output_data_plt_x86_64::entry_count): New function.
3492 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3493 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3495 2010-08-12 Cary Coutant <ccoutant@google.com>
3497 * archive.cc: Include incremental.h.
3498 (Archive::Archive): Initialize incremental_info_.
3499 (Archive::include_member): Record archive members in incremental info.
3500 (Add_archive_symbols::run): Record begin and end of an archive in
3502 (Lib_group::include_member): Record objects in incremental info.
3503 * archive.h (Incremental_archive_entry): Forward declaration.
3504 (Archive::set_incremental_info): New member function.
3505 (Archive::incremental_info): New member function.
3506 (Archive::Unused_symbol_iterator): New class.
3507 (Archive::unused_symbols_begin): New member function.
3508 (Archive::unused_symbols_end): New member function.
3509 (Archive::incremental_info_): New data member.
3510 * incremental-dump.cc (find_input_containing_global): New function.
3511 (dump_incremental_inputs): Dump new incremental info sections.
3512 * incremental.cc: Include symtab.h.
3513 (Output_section_incremental_inputs): New class.
3514 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3515 new incremental info sections.
3516 (Sized_incremental_binary::do_check_inputs): Likewise.
3517 (Incremental_inputs::report_archive): Remove.
3518 (Incremental_inputs::report_archive_begin): New function.
3519 (Incremental_inputs::report_archive_end): New function.
3520 (Incremental_inputs::report_object): New function.
3521 (Incremental_inputs::finalize_inputs): Remove.
3522 (Incremental_inputs::report_input_section): New function.
3523 (Incremental_inputs::report_script): Rewrite.
3524 (Incremental_inputs::finalize): Do nothing but finalize string table.
3525 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3526 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3527 (Incremental_inputs::create_data_sections): New function.
3528 (Incremental_inputs::relocs_entsize): New function.
3529 (Output_section_incremental_inputs::set_final_data_size): New function.
3530 (Output_section_incremental_inputs::do_write): New function.
3531 (Output_section_incremental_inputs::write_header): New function.
3532 (Output_section_incremental_inputs::write_input_files): New function.
3533 (Output_section_incremental_inputs::write_info_blocks): New function.
3534 (Output_section_incremental_inputs::write_symtab): New function.
3535 * incremental.h (Incremental_script_entry): Forward declaration.
3536 (Incremental_object_entry): Forward declaration.
3537 (Incremental_archive_entry): Forward declaration.
3538 (Incremental_inputs): Forward declaration.
3539 (Incremental_inputs_header_data): Remove.
3540 (Incremental_inputs_header): Remove.
3541 (Incremental_inputs_header_write): Remove.
3542 (Incremental_inputs_entry_data): Remove.
3543 (Incremental_inputs_entry): Remove.
3544 (Incremental_inputs_entry_write): Remove.
3545 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3546 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3547 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3548 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3550 (Incremental_input_entry): New class.
3551 (Incremental_script_entry): New class.
3552 (Incremental_object_entry): New class.
3553 (Incremental_archive_entry): New class.
3554 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3555 (Incremental_inputs::report_inputs): Remove.
3556 (Incremental_inputs::report_archive): Remove.
3557 (Incremental_inputs::report_archive_begin): New function.
3558 (Incremental_inputs::report_archive_end): New function.
3559 (Incremental_inputs::report_object): Change prototype.
3560 (Incremental_inputs::report_input_section): New function.
3561 (Incremental_inputs::report_script): Change prototype.
3562 (Incremental_inputs::get_reloc_count): New function.
3563 (Incremental_inputs::set_reloc_count): New function.
3564 (Incremental_inputs::create_data_sections): New function.
3565 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3566 (Incremental_inputs::inputs_section): New function.
3567 (Incremental_inputs::symtab_section): New function.
3568 (Incremental_inputs::relocs_section): New function.
3569 (Incremental_inputs::get_stringpool): Add const.
3570 (Incremental_inputs::command_line): Add const.
3571 (Incremental_inputs::inputs): Remove.
3572 (Incremental_inputs::command_line_key): New function.
3573 (Incremental_inputs::input_file_count): New function.
3574 (Incremental_inputs::input_files): New function.
3575 (Incremental_inputs::relocs_entsize): New function.
3576 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3577 (Incremental_inputs::finalize_inputs): Remove.
3578 (Incremental_inputs::Input_info): Remove.
3579 (Incremental_inputs::lock_): Remove.
3580 (Incremental_inputs::inputs_): Change type.
3581 (Incremental_inputs::inputs_map_): Remove.
3582 (Incremental_inputs::current_object_entry_): New data member.
3583 (Incremental_inputs::inputs_section_): New data member.
3584 (Incremental_inputs::symtab_section_): New data member.
3585 (Incremental_inputs::relocs_section_): New data member.
3586 (Incremental_inputs::reloc_count_): New data member.
3587 (Incremental_inputs_reader): New class.
3588 (Incremental_symtab_reader): New class.
3589 (Incremental_relocs_reader): New class.
3590 * layout.cc (Layout::finalize): Move finalization of incremental info
3591 and creation of incremental info sections to follow finalization of
3592 symbol table. Set offsets for postprocessing sections.
3593 (Layout::create_incremental_info_sections): Call
3594 Incremental_inputs::create_data_sections. Add incremental symtab
3595 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3596 sections to layout after input sections.
3597 * layout.h (struct Timespec): Forward declaration.
3598 (Layout::incremental_inputs): Add const.
3599 (Layout::create_incremental_info_sections): Add parameter.
3600 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3601 * object.cc: Include incremental.h.
3602 (Relobj::finalize_incremental_relocs): New function.
3603 (Sized_relobj::do_layout): Record input sections in incremental info.
3604 * object.h (Object::output_section): New function.
3605 (Object::output_section_offset): Moved from Relobj.
3606 (Object::get_incremental_reloc_base): New function.
3607 (Object::get_incremental_reloc_count): New function.
3608 (Object::do_output_section): New function.
3609 (Object::do_output_section_offset): Moved from Relobj.
3610 (Object::do_get_incremental_reloc_base): New function.
3611 (Object::do_get_incremental_reloc_count): New function.
3612 (Object::Object): Initialize new data members.
3613 (Relobj::output_section): Renamed do_output_section and moved to
3615 (Relobj::output_section_offset): Moved to Object.
3616 (Relobj::do_get_incremental_reloc_base): New function.
3617 (Relobj::do_get_incremental_reloc_count): New function.
3618 (Relobj::allocate_incremental_reloc_counts): New function.
3619 (Relobj::count_incremental_reloc): New function.
3620 (Relobj::finalize_incremental_relocs): New function.
3621 (Relobj::next_incremental_reloc_index): New function.
3622 (Relobj::reloc_counts_): New data member.
3623 (Relobj::reloc_bases_): New data member.
3624 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3625 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3626 (Sized_relobj::incremental_relocs_scan): New function.
3627 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3628 (Sized_relobj::incremental_relocs_write): New function.
3629 (Sized_relobj::incremental_relocs_write_reltype): New function.
3630 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3632 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3633 archives and object files elsewhere.
3634 (Add_symbols::run): Report object files here.
3635 (Finish_group::run): Report end of archive at end of group.
3636 * reloc.cc: Include layout.h, incremental.h.
3637 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3638 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3639 (Sized_relobj::incremental_relocs_scan): New function.
3640 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3641 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3642 (Sized_relobj::incremental_relocs_write): New function.
3643 (Sized_relobj::incremental_relocs_write_reltype): New function.
3644 * script.cc (read_input_script): Rewrite test for incremental link.
3645 Change call to Incremental_inputs::report_script.
3646 * symtab.h (Symbol_table::first_global_index): New function.
3647 (Symbol_table::output_count): New function.
3649 2010-08-12 Doug Kwan <dougkwan@google.com>
3651 * arm.cc (Target_arm::merge_object_attributes): Check command line
3652 options --no-wchar-size-warning and --no-enum-size-warning.
3653 * options.h (General_options): Add ld-compatible options
3654 --no-enum-size-warning and --no-wchar-size-warning.
3656 2010-08-04 Ian Lance Taylor <iant@google.com>
3658 * x86_64.cc (Target_x86_64::Scan::local): Use
3659 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3660 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3661 (Target_x86_64::Scan::global): Likewise.
3662 (Target_x86_64::Relocate::relocate): Likewise.
3663 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3666 2010-08-03 Cary Coutant <ccoutant@google.com>
3668 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3669 to reserve space in merged_strings vector. Keep total input size
3671 (Output_merge_string::do_print_merge_stats): Print total input size.
3672 * merge.h (Output_merge_string): Add input_size_ field.
3673 * stringpool.cc (Stringpool_template::string_length): Move
3674 implementations out of Stringpool_template class and place in
3676 * stringpool.h (string_length): Move out of Stringpool_template.
3678 2010-08-03 Ian Lance Taylor <iant@google.com>
3681 * layout.cc (relaxation_loop_body): If address of load segment is
3682 set, adjust address to include headers if possible.
3684 2010-08-03 Ian Lance Taylor <iant@google.com>
3686 * version.cc (version_string): Bump to 1.10.
3688 2010-08-03 Ian Lance Taylor <iant@google.com>
3691 * layout.h (enum Output_section_order): Define.
3692 (class Layout): Update declarations.
3693 * layout.cc (Layout::get_output_section): Add order parameter.
3694 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3695 is_first_non_relro parameters. Change all callers.
3696 (Layout::choose_output_section): Likewise.
3697 (Layout::add_output_section_data): Likewise.
3698 (Layout::make_output_section): Likewise. Set order.
3699 (Layout::default_section_order): New function.
3700 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3701 * output.cc (Output_section::Output_section): Initialize order_.
3702 Don't initialize deleted fields.
3703 (Output_segment::Output_segment): Don't initialize deleted
3705 (Output_segment::add_output_section_to_load): New function
3706 replacing add_output_section. Change all callers to call this or
3707 add_output_section_to_nonload.
3708 (Output_segment::add_output_section_to_nonload): New function.
3709 (Output_segment::remove_output_section): Rewrite.
3710 (Output_segment::add_initial_output_data): Likewise.
3711 (Output_segment::has_any_data_sections): Likewise.
3712 (Output_segment::is_first_section_relro): Likewise.
3713 (Output_segment::maximum_alignment): Likewise.
3714 (Output_segment::has_dynamic_reloc): New function replacing
3715 dynamic_reloc_count. Change all callers.
3716 (Output_segment::has_dynamic_reloc_list): New function replacing
3717 dynamic_reloc_count_list. Change all callers.
3718 (Output_segment::set_section_addresses): Rewrite.
3719 (Output_segment::set_offset): Rewrite.
3720 (Output_segment::find_first_and_last_list): Remove.
3721 (Output_segment::set_tls_offsets): Rewrite.
3722 (Output_segment::first_section_load_address): Likewise.
3723 (Output_segment::output_section_count): Likewise.
3724 (Output_segment::section_with_lowest_load_address): Likewise.
3725 (Output_segment::write_section_headers): Likewise.
3726 (Output_segment::print_sections_to_map): Likewise.
3727 * output.h (class Output_data): Remove dynamic_reloc_count_
3728 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3729 (Output_data::add_dynamic_reloc): Rewrite.
3730 (Output_data::has_dynamic_reloc): New function.
3731 (Output_data::dynamic_reloc_count): Remove.
3732 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3733 is_last_relro_, is_first_non_relro_, is_interp_,
3734 is_dynamic_linker_section_ fields. Add order and set_order
3735 functions. Remove is_relro_local, set_is_relro_local,
3736 is_last_relro, set_is_last_relro, is_first_non_relro,
3737 set_is_first_non_relro functions, is_interp, set_is_interp,
3738 is_dynamic_linker_section, and set_is_dynamic_linker_section
3740 (class Output_segment): Change Output_data_list from std::list to
3741 std:;vector. Add output_lists_ field. Remove output_data_ and
3742 output_bss_ fields. Update declarations.
3744 2010-08-02 Ian Lance Taylor <iant@google.com>
3746 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3747 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3748 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3750 2010-08-02 Ian Lance Taylor <iant@google.com>
3753 * script.cc (Script_options::Script_options): Initialize
3754 symbol_definitions_ and symbol_references_.
3755 (Script_options::add_symbol_assignment): Update
3756 symbol_definitions_ and symbol_references_.
3757 (Script_options::add_symbol_reference): New function.
3758 (script_symbol): New function.
3759 * script.h (class Script_options): Add symbol_definitions_ and
3760 symbol_references_ fields.
3761 (Script_options::referenced_const_iterator): New type.
3762 (Script_options::referenced_begin): New function.
3763 (Script_options::referenced_end): New function.
3764 (Script_options::is_referenced): New function.
3765 (Script_options::any_unreferenced): New function.
3766 * script-c.h (script_symbol): Declare.
3767 * yyscript.y (exp): Call script_symbol.
3768 * symtab.cc: Include "script.h".
3769 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3770 Change all callers. Check symbols referenced by scripts.
3771 (Symbol_table::add_undefined_symbols_from_command_line): Add
3772 layout parameter. Change all callers.
3773 (Symbol_table::do_add_undefined_symbols_from_command_line):
3774 Likewise. Break out loop body. Check symbols referenced by
3776 (Symbol_table::add_undefined_symbol_from_command_line): New
3777 function broken out of
3778 do_add_undefined_symbols_from_command_line.
3779 * symtab.h (class Symbol_table): Update declarations.
3780 * archive.cc: Include "layout.h".
3781 (Archive::should_include_member): Add layout parameter. Change
3782 all callers. Check for symbol mentioned in expression.
3783 * archive.h (class Archive): Update declaration.
3784 * object.cc (Sized_relobj::do_should_include_member): Add layout
3786 * object.h (Object::should_include_member): Add layout parameter.
3788 (Object::do_should_include_member): Add layout parameter.
3789 (class Sized_relobj): Update declaration.
3790 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3792 * dynobj.h (class Sized_dynobj): Update declaration.
3793 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3795 * plugin.h (class Sized_pluginobj): Update declaration.
3797 2010-08-02 Ian Lance Taylor <iant@google.com>
3800 * output.cc (Output_segment::set_offset): Search for the first and
3801 last sections rather than assuming that the list is in order.
3802 (Output_segment::find_first_and_last_list): New function.
3803 * output.h (class Output_segment): Update declarations.
3804 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3805 (relro_strip_test_SOURCES): New variable.
3806 (relro_strip_test_DEPENDENCIES): New variable.
3807 (relro_strip_test_LDFLAGS): New variable.
3808 (relro_strip_test_LDADD): New variable.
3809 (relro_strip_test.so): New target.
3811 2010-08-02 Ian Lance Taylor <iant@google.com>
3813 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3814 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3815 (Target_i386::got_tlsdesc_section): New function.
3816 (Target_i386::got_section): Create space for GOT entries for
3817 TLSDESC relocations.
3818 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3820 (Target_i386::Scan::global): Likewise.
3821 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3823 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3824 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3825 (Target_x86_64::got_tlsdesc_section): New function.
3826 (Target_x86_64::got_section): Create space for GOT entries for
3827 TLSDESC relocations.
3828 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3830 (Target_x86_64::Scan::global): Likewise.
3831 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3834 2010-08-02 Ian Lance Taylor <iant@google.com>
3836 * testsuite/final_layout.sh: Use dc to convert from hex to
3839 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3841 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3842 paramter to the call to gold::gc_process_relocs.
3843 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3844 paramter to the call to gold::gc_process_relocs.
3845 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3846 parameter to the call to gold::gc_process_relocs.
3847 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3848 template parameter to the call to gold::gc_process_relocs.
3849 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3850 paramter to the call to gold::gc_process_relocs.
3851 * gc.h (get_embedded_addend_size): New function.
3852 (gc_process_relocs): Save the size of the reloc for use by ICF.
3853 * icf.cc (get_section_contents): Get the addend from the text section
3854 for SHT_REL relocation sections.
3855 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3856 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3857 * int_encoding.h (read_from_pointer): New overloaded function.
3858 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3859 * testsuite/icf_sht_rel_addend_test.sh: New file.
3860 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3861 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3863 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3865 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3866 * Makefile.in: Regenerate.
3867 * testsuite/Makefile.in: Regenerate.
3869 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3871 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3872 * gold/testsuite/debug_msg.cc: Likewise.
3873 * gold/testsuite/odr_violation1.cc
3874 * gold/testsuite/odr_violation2.cc
3876 2010-07-21 Cary Coutant <ccoutant@google.com>
3878 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3879 string, and length fields.
3880 (Output_merge_string::Merged_strings_list): New type.
3881 (Output_merge_string::Merged_strings_lists): New typedef.
3882 (Output_merge_string): Replace merged_strings_ with
3883 merged_strings_lists_.
3884 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3885 Merged_strings_list per input object and section. Don't store pointer
3886 to the string. Don't store length with each merged string entry.
3887 (Output_merge_string::finalize_merged_data): Loop over list of merged
3888 strings lists. Recompute length of each merged string.
3890 2010-07-15 Cary Coutant <ccoutant@google.com>
3892 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3895 2010-07-14 Ian Lance Taylor <iant@google.com>
3897 * descriptors.cc (Descriptors::open): Report correct name in error
3900 2010-07-13 Doug Kwan <dougkwan@google.com>
3902 * arm.cc (Arm_input_section::Arm_input_section): For a
3903 SHT_ARM_EXIDX section, always keeps the input sections.
3904 (Arm_input_section::set_exidx_section_link): New method.
3905 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3906 has_errors_ to false.
3907 (Arm_exidx_input_section::has_errors,
3908 Arm_exidx_input_section::set_has_errors): New methods.
3909 (Arm_exidx_input_section::has_errors_): New data member.
3910 (Arm_relobj::get_exidx_shndx_list): New method.
3911 (Arm_output_section::append_text_sections_to_list): Do not skip
3912 section without SHF_EXECINSTR.
3913 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3915 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3916 section header. Make error messages more verbose. Check for
3917 a non-executable section linked to an EXIDX section.
3918 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3919 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3920 check that there is no deferred EXIDX section if we exit early.
3921 Instead of not making an EXIDX section in case of an error, make one
3922 and set the has_errors flag of it.
3923 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3924 in a relocatable link.
3925 (Target_arm::do_relax): Look for the EXIDX output section instead of
3926 assuming that it is called .ARM.exidx.
3927 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3928 section list. Do not check for SHF_EXECINSTR section flags but
3929 skip any input section with errors.
3930 * output.cc (Output_section::Output_section): Initialize
3931 always_keeps_input_sections_ to false.
3932 (Output_section::add_input_section): Check for
3933 always_keeps_input_sections_.
3934 * output.h (Output_section::always_keeps_input_sections,
3935 Output_section::set_always_keeps_input_sections): New methods.
3936 (Output_section::always_keeps_input_sections): New data member.
3938 2010-07-13 Rafael Espindola <espindola@google.com>
3940 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3941 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3943 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3944 Ian Lance Taylor <iant@google.com>
3946 * output.h (Output_section_lookup_maps::add_merge_section):
3947 Correct check of whether value was inserted.
3948 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3949 (Output_section_lookup_maps::add_relaxed_input_section):
3951 * arm.cc (Target_arm::got_section): Remove used local os.
3952 * i386.cc (Target_i386::got_section): Likewise.
3953 * x86_64.cc (Target_x86_64::got_section): Likewise.
3954 * sparc.cc (Target_sparc::got_section): Likewise.
3955 (Target_sparc::relocate): Remove unused local have_got_offset.
3956 * powerpc.cc (Target_powerpc::relocate): Likewise.
3958 2010-07-13 Ian Lance Taylor <iant@google.com>
3960 * compressed_output.cc (zlib_decompress): Fix signature in
3963 * archive.cc (Archive::include_member): Unlock an external member
3964 of a thin archive. Don't bother to delete an object we know is
3967 2010-07-12 Cary Coutant <ccoutant@google.com>
3969 * compressed_output.cc (zlib_decompress): New function.
3970 (get_uncompressed_size): New function.
3971 (decompress_input_section): New function.
3972 * compressed_output.h (get_uncompressed_size): New function.
3973 (decompress_input_section): New function.
3974 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3975 Handle compressed debug sections.
3976 * layout.cc (is_compressed_debug_section): New function.
3977 (Layout::output_section_name): Map compressed section names to
3979 * layout.h (is_compressed_debug_section): New function.
3980 (is_debug_info_section): Recognize compressed debug sections.
3981 * merge.cc: Include compressed_output.h.
3982 (Output_merge_data::do_add_input_section): Handle compressed
3984 (Output_merge_string::do_add_input_section): Handle compressed
3986 * object.cc: Include compressed_output.h.
3987 (Sized_relobj::Sized_relobj): Initialize new data members.
3988 (build_compressed_section_map): New function.
3989 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3990 * object.h (Object::section_is_compressed): New method.
3991 (Object::do_section_is_compressed): New method.
3992 (Sized_relobj::Compressed_section_map): New type.
3993 (Sized_relobj::do_section_is_compressed): New method.
3994 (Sized_relobj::compressed_sections_): New data member.
3995 * output.cc (Output_section::add_input_section): Handle compressed
3997 * reloc.cc: Include compressed_output.h.
3998 (Sized_relobj::write_sections): Handle compressed debug sections.
4000 2010-07-08 Cary Coutant <ccoutant@google.com>
4002 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4003 weak when resolving to a dynamic def.
4004 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4005 for weak undef/dynamic def cases. Adjust callers.
4006 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4007 undef_binding_weak_.
4008 (Symbol_table::sized_write_globals): Adjust symbol binding.
4009 (Symbol_table::sized_write_symbol): Add binding parameter.
4010 * symtab.h (Symbol::set_undef_binding): New method.
4011 (Symbol::is_undef_binding_weak): New method.
4012 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4013 (Symbol_table::should_override): Add new parameter.
4014 (Symbol_table::sized_write_symbol): Add new parameter.
4016 * testsuite/weak_undef_file1.cc: Add new test case.
4017 * testsuite/weak_undef_file2.cc: Fix header comment.
4018 * testsuite/weak_undef_test.cc: Add new test case.
4020 2010-06-29 Doug Kwan <dougkwan@google.com>
4022 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4023 Initialize USE_SYMBOL_.
4024 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4026 (Arm_reloc_property::uses_symbol_): New data member declaration.
4027 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4028 uses symbol value and symbol is undefined but not weakly undefined.
4030 2010-06-28 Rafael Espindola <espindola@google.com>
4032 * plugin.cc (Plugin::load): Use dlerror.
4034 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4036 * symtab.cc (detect_odr_violations): When reporting an ODR
4037 violation, report an object where the symbol is defined.
4039 2010-06-25 Doug Kwan <dougkwan@google.com>
4041 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4042 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4044 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4045 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4046 target hook to detect function points.
4047 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4048 * icf.h (Icf::check_section_for_function_pointers): Change type of
4049 parameter SECTION_NAME to const reference to std::string. Use
4050 target hook to determine if section may have unsafe pointers.
4051 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4054 2010-06-21 Rafael Espindola <espindola@google.com>
4056 * fileread.cc (Input_file::find_fie): New
4057 (Input_file::open): Use Input_file::find_fie.
4058 * fileread.h (Input_file::find_fie): New
4059 * plugin.cc (set_extra_library_path): New.
4060 (Plugin::load): Add set_extra_library_path to the transfer vector.
4061 (Plugin_manager::set_extra_library_path): New.
4062 (Plugin_manager::add_input_file): Use the extra search path if set.
4063 (set_extra_library_path(): New.
4064 * plugin.h (Plugin_manager): Add set_extra_library_path and
4067 2010-06-19 Cary Coutant <ccoutant@google.com>
4069 * layout.cc (gdb_sections): Add .debug_types.
4070 (lines_only_debug_sections): Likewise.
4072 2010-06-18 Rafael Espindola <espindola@google.com>
4074 * plugin.cc (add_input_file,add_input_library)
4075 (Plugin_manager::add_input_file): Make filename arguments const.
4076 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4079 2010-06-16 Doug Kwan <dougkwan@google.com>
4081 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4082 .ARM.attributes section if we have not merged any input
4083 attributes sections.
4085 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4087 * arm.cc: Allow combining objects with no EABI version
4090 2010-06-15 Rafael Espindola <espindola@google.com>
4092 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4094 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4096 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4097 (struct iovec): Correct !HAVE_READV definition.
4099 2010-06-10 Cary Coutant <ccoutant@google.com>
4101 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4102 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4104 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4107 * symtab.h (Symbol::is_placeholder): New member function.
4108 * target-reloc.h (relocate_section): Check for placeholder symbols.
4110 * testsuite/Makefile.am (plugin_test_8): New test.
4111 (plugin_test_9): New test.
4112 * testsuite/Makefile.in: Regenerate.
4114 2010-06-09 Nick Clifton <nickc@redhat.com>
4116 * yyscript.y (input_list_element): Allow strings prefixed with
4117 the '-' character. Treat these as libraries.
4118 * script.cc (script_add_library): New function. Adds a library
4119 specified by "-l<name>" found in an input script.
4120 * script-c.h: Add prototype for script_add_library.
4122 2010-06-07 Doug Kwan <dougkwan@google.com>
4124 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4125 Restrict stub-group size to be within long conditional branch
4126 range when working around cortex-A8 erratum.
4128 2010-06-07 Damien Diederen <dd@crosstwine.com>
4130 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4133 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4137 (Output_section::Input_section_sort_entry::compare_section_ordering):
4138 Change to return non-zero correctly.
4139 (Output_section::Input_section_sort_section_order_index_compare
4140 ::operator()): Change to fix ambiguity in comparisons.
4142 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4144 * gold.h (is_wildcard_string): New function.
4145 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4146 (Layout::layout_eh_frame): Ditto.
4147 (Layout::find_section_order_index): New method.
4148 (Layout::read_layout_from_file): New method.
4149 * layout.h (Layout::find_section_order_index): New method.
4150 (Layout::read_layout_from_file): New method.
4151 (Layout::input_section_position_): New private member.
4152 (Layout::input_section_glob_): New private member.
4153 * main.cc (main): Call read_layout_from_file here.
4154 * options.h (--section-ordering-file): New option.
4155 * output.cc (Output_section::input_section_order_specified_): New
4157 (Output_section::Output_section): Initialize new member.
4158 (Output_section::add_input_section): Add new parameter.
4159 Keep input sections when --section-ordering-file is used.
4160 (Output_section::set_final_data_size): Sort input sections when
4161 section ordering file is specified.
4162 (Output_section::Input_section_sort_entry): Add new parameter.
4164 (Output_section::Input_section_sort_entry::compare_section_ordering):
4166 (Output_section::Input_section_sort_compare::operator()): Change to
4167 consider section_order_index.
4168 (Output_section::Input_section_sort_init_fini_compare::operator()):
4169 Change to consider section_order_index.
4170 (Output_section::Input_section_sort_section_order_index_compare
4171 ::operator()): New method.
4172 (Output_section::sort_attached_input_sections): Change to sort
4173 according to section order when specified.
4174 (Output_section::add_input_section<32, true>): Add new parameter.
4175 (Output_section::add_input_section<64, true>): Add new parameter.
4176 (Output_section::add_input_section<32, false>): Add new parameter.
4177 (Output_section::add_input_section<64, false>): Add new parameter.
4178 * output.h (Output_section::add_input_section): Add new parameter.
4179 (Output_section::input_section_order_specified): New
4181 (Output_section::set_input_section_order_specified): New method.
4182 (Input_section::Input_section): Initialize section_order_index_.
4183 (Input_section::section_order_index): New method.
4184 (Input_section::set_section_order_index): New method.
4185 (Input_section::section_order_index_): New member.
4186 (Input_section::Input_section_sort_section_order_index_compare): New
4188 (Output_section::input_section_order_specified_): New member.
4189 * script-sections.cc (is_wildcard_string): Delete and move modified
4191 (Output_section_element_input::Output_section_element_input): Modify
4192 call to is_wildcard_string.
4193 (Output_section_element_input::Input_section_pattern
4194 ::Input_section_pattern): Ditto.
4195 (Output_section_element_input::Output_section_element_input): Ditto.
4196 * testsuite/Makefile.am (final_layout): New test case.
4197 * testsuite/Makefile.in: Regenerate.
4198 * testsuite/final_layout.cc: New file.
4199 * testsuite/final_layout.sh: New file.
4201 2010-06-01 Rafael Espindola <espindola@google.com>
4203 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4205 2010-06-01 Rafael Espindola <espindola@google.com>
4207 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4208 visibility of symbols.
4210 2010-05-27 Doug Kwan <dougkwan@google.com>
4212 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4213 from start of output section instead of address for a local symbol
4214 in a merged or relaxed section when doing a relocatable link.
4216 2010-05-26 Rafael Espindola <espindola@google.com>
4219 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4220 adding sections the garbage collector removed.
4221 * gold/testsuite/Makefile.am: Add test.
4222 * gold/testsuite/Makefile.in: Regenerate.
4223 * gold/testsuite/plugin_test_7.sh: New.
4224 * gold/testsuite/plugin_test_7_1.c: New.
4225 * gold/testsuite/plugin_test_7_2.c: New.
4227 2010-05-26 Rafael Espindola <espindola@google.com>
4229 * script-sections.cc (Output_section_definition::set_section_addresses):
4230 Check for --section-start.
4232 2010-05-26 Doug Kwan <dougkwan@google.com>
4234 * arm.cc (Arm_scan_relocatable_relocs): New class.
4235 (Target_arm::relocate_special_relocatable): New method.
4236 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4237 (Arm_relocate_functions::thumb_branch_common): Same.
4238 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4239 instead of Default_scan_relocatable_relocs.
4240 * target-reloc.h (relocate_for_relocatable): Let target handle
4241 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4242 * target.h (Sized_target::relocate_special_relocatable): New method.
4244 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4246 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4248 2010-05-23 Doug Kwan <dougkwan@google.com>
4250 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4252 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4253 with a direct branch, not a conditional branch, to a stub.
4254 * merge.cc (Output_merge_base::record_input_section): New method
4256 (Output_merge_data::do_add_input_section): Record input section if
4257 keeps-input-sections flag is set.
4258 (Output_merge_string::do_add_input_section): Ditto.
4259 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4260 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4262 (Output_merge_base::keeps_input_sections,
4263 Output_merge_base::set_keeps_input_sections,
4264 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4266 (Output_merge_base::Input_sections): New type declaration.
4267 (Output_merge_base::input_sections_begin,
4268 Output_merge_base::input_sections_end,
4269 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4270 (Output_merge_base::bool keeps_input_sections_,
4271 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4272 Output_merge_base::input_sections_): New data members.
4273 (Output_merge_data::do_set_keeps_input_sections): New method
4275 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4276 * output.cc (Output_section::Input_section::relobj): Move method
4277 defintion from class declaration to here and handle merge sections.
4278 (Output_section::Input_section::shndx): Ditto.
4279 (Output_section::Output_section): Remove initializations of removed
4280 data members and initialize new data member LOOKUP_MAPS_.
4281 (Output_section::add_input_section): Set keeps-input-sections flag
4282 for a newly created merge output section as appropriate. Adjust code
4283 to use Output_section_lookup_maps class.
4284 (Output_section::add_relaxed_input_section): Adjst code for lookup
4285 maps code refactoring.
4286 (Output_section::add_merge_input_section): Add a new parameter
4287 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4288 class. If adding input section to a newly created merge output
4289 section fails, remove the new merge section.
4290 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4291 Adjust code for use of the Output_section_lookup_maps class.
4292 (Output_section::find_merge_section): Ditto.
4293 (Output_section::build_lookup_maps): New method defintion.
4294 (Output_section::find_relaxed_input_section): Adjust code to use
4295 Output_section_lookup_maps class.
4296 (Output_section::get_input_sections): Export merge sections. Adjust
4297 code to use Output_section_lookup_maps class.
4298 (Output_section:::add_script_input_section): Adjust code to use
4299 Output_section_lookup_maps class. Update lookup maps for merge
4301 (Output_section::discard_states): Use Output_section_lookup_maps.
4302 (Output_section::restore_states): Same.
4303 * output.h (Merge_section_properties): Move class defintion out of
4305 (Output_section_lookup_maps): New class.
4306 (Output_section::Input_section::is_merge_section): New method
4308 (Output_section::Input_section::relobj): Move defintion out of class
4309 defintion. Declare method only.
4310 (Output_section::Input_section::shndx): Ditto.
4311 (Output_section::Input_section::output_merge_base): New method defintion.
4312 (Output_section::Input_section::u2_.pomb): New union field.
4313 (Output_section::Merge_section_by_properties_map,
4314 Output_section::Output_section_data_by_input_section_map,
4315 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4317 (Output_section::add_merge_input_section): Add new parameter
4318 KEEPS_INPUT_SECTIONS.
4319 (Output_section::build_lookup_maps): New method declaration.
4320 (Output_section::merge_section_map_,
4321 Output_section::merge_section_by_properties_map_,
4322 Output_section::relaxed_input_section_map_,
4323 Output_section::is_relaxed_input_section_map_valid_): Remove data
4325 (Output_section::lookup_maps_): New data member.
4327 2010-05-21 Doug Kwan <dougkwan@google.com>
4330 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4331 avoid a compilation error.
4333 2010-05-19 Rafael Espindola <espindola@google.com>
4335 * script-sections.cc (Output_section_definition::allocate_to_segment):
4336 Update the phdrs_list even when the output section is NULL.
4337 * testsuite/Makefile.am: Add test.
4338 * testsuite/Makefile.in: Regenerate.
4339 * testsuite/script_test_9.cc: New.
4340 * testsuite/script_test_9.sh: New.
4341 * testsuite/script_test_9.t: New.
4343 2010-05-19 Doug Kwan <dougkwan@google.com>
4345 * arm.cc (Arm_input_section::original_size): New method.
4346 (Arm_input_section::do_addralign): Add a cast.
4347 (Arm_input_section::do_output_offset): Remove static cast.
4348 (Arm_input_section::original_addralign,
4349 Arm_input_section::original_size_): Change type to uint32_t.
4350 (Arm_input_section::init): Add safe casts for section alignment
4352 (Arm_input_section::set_final_data_size): Do not set address and
4353 offset of stub table.
4354 (Arm_output_section::fix_exidx_coverage): Change use of of
4355 Output_section::Simple_input_section to that of
4356 Output_section::Input_section.
4357 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4358 except for the first pass.
4359 * output.cc (Output_section::get_input_sections): Change type of
4360 input_sections to std::list<Input_section>.
4361 (Output_section::add_script_input_section): Rename from
4362 Output_section::add_simple_input_section. Change type of SIS
4363 parameter from Simple_input_section to Input_section.
4364 * output.h (Output_section::Simple_input_section): Remove class.
4365 (Output_section::Input_section): Change class visibility to public.
4366 (Output_section::Input_section::addralign): Use stored alignments
4367 for special input sections if set.
4368 (Output_section::Input_section::set_addralign): New method.
4369 (Output_section::get_input_sections): Change parameter type from
4370 list of Simple_input_section to list of Input_section.
4371 (Output_section::add_script_input_section): Rename from
4372 Output_section::add_simple_input_section. Change first parameter's
4373 type from Simple_input_section to Input_section and remove the
4374 second and third parameters.
4375 * script-sections.cc (Input_section::Input_section_list): Change
4376 type to list of Output_section::Input_section/
4377 (Input_section_info::Input_section_info): Change parameter type of
4378 INPUT_SECTION to Output_section::Input_section.
4379 (Input_section_info::input_section): Change return type.
4380 (Input_section_info::input_section_): Change type to
4381 Output_section::Input_section.
4382 (Output_section_element_input::set_section_addresses): Adjust code
4383 to use Output_section::Input_section instead of
4384 Output_section::Simple_input_section. Adjust code for renaming
4385 of Output_section::add_simple_input_section.
4386 (Orphan_output_section::set_section_addresses): Ditto.
4388 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4390 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4391 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4393 2010-05-18 Rafael Espindola <espindola@google.com>
4395 * options.cc (General_options::finalize): Handle -nostdlib.
4396 * options.h (nostdlib): New option.
4397 * script.cc (script_add_search_dir): Handle -nostdlib.
4399 2010-05-12 Doug Kwan <dougkwan@google.com>
4401 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4402 attributes section only if there no attributes section after merging.
4403 (Target_arm::merge_object_attributes): Move value of
4404 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4405 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4406 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4407 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4408 and arm_attr_merge_7.stdout.
4409 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4410 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4411 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4412 arm_attr_merge_7b.o): New rules.
4413 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4415 * testsuite/Makefile.in: Regenerate.
4416 * testsuite/arm_attr_merge.sh: New file.
4417 * testsuite/arm_attr_merge_[67][ab].s: Same.
4419 2010-05-05 Nick Clifton <nickc@redhat.com>
4421 * po/es.po: Updated Spanish translation.
4423 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4425 * Makefile.am (install-exec-local): Properly install gold as
4426 default cross linker.
4427 * Makefile.in: Regenerated.
4429 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4430 Nick Clifton <nickc@redhat.com>
4432 * configure.ac (install_as_default): Define and set to false
4433 unless --enable-gold or --enable-gold=both/gold has been
4435 * configure: Regenerate.
4437 * Makefile.am (install-exec-local): Install the executable as
4438 'ld.gold'. If install_as_default is true then also install it as
4440 * Makefile.in: Regenerated.
4442 2010-04-24 Ian Lance Taylor <iant@google.com>
4444 * layout.cc (Layout::layout_reloc): In relocatable link don't
4445 combine reloc sections for grouped sections.
4447 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4449 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4450 sections that are not ordinary to icf.
4451 * icf.cc (get_section_contents): Handle relocation pointing to section
4452 with no object or shndx information.
4453 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4454 * testsuite/Makefile.in: Regenerate.
4455 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4456 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4458 2010-04-22 Ian Lance Taylor <iant@google.com>
4460 * expression.cc (Expression::Expression_eval_info): Add
4461 result_alignment_pointer field.
4462 (Expression::eval_with_dot): Add result_alignment_pointer
4463 parameter. Change all callers.
4464 (Expression::eval_maybe_dot): Likewise.
4465 (class Binary_expression): Add alignment_pointer parameter to
4466 left_value and right_value. Change all callers.
4467 (BINARY_EXPRESSION): Set result alignment.
4468 (class Trinary_expression): Add alignment_pointer parameter to
4469 arg2_value and arg3_value. Change all callers.
4470 (Trinary_cond::value): Set result alignment.
4471 (Max_expression::value, Min_expression::value): Likewise.
4472 (Align_expression::value): Likewise.
4473 * script-sections.cc (class Sections_element): Add dot_alignment
4474 parameter to set_section_addresses virtual function. Update
4476 (class Output_section_element): Likewise.
4477 (Script_sections::create_segments): Add dot_alignment parameter.
4479 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4480 (Script_sections::set_phdrs_clause_addresses): Likewise.
4481 * script-sections.h: Update declarations.
4482 * script.h: Update declarations.
4483 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4485 * testsuite/script_test_3.t: Set large alignment.
4486 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4487 segment has expected alignment.
4489 2010-04-22 Nick Clifton <nickc@redhat.com>
4491 * po/gold.pot: Updated by the Translation project.
4492 * po/vi.po: Updated Vietnamese translation.
4494 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4496 * testsuite/Makefile.am (check_PROGRAMS): Add
4497 icf_virtual_function_folding_test.
4498 * testsuite/Makefile.in: Regenerated.
4500 2010-04-15 Andrew Haley <aph@redhat.com>
4502 * options.h (merge_exidx_entries): New option.
4503 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4504 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4505 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4506 (Target_arm::merge_exidx_entries): New function.
4507 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4508 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4509 to Arm_exidx_fixup constructor.
4510 Add new arg, merge_exidx_entries.
4511 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4512 Arm_output_section::fix_exidx_coverage.
4514 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4516 * icf.cc (get_section_contents): Check for preemptible functions.
4517 Ignore addend when appropriate.
4518 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4520 (add_from_relobj): Check for section folded.
4521 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4522 * symtab.h (should_add_dynsym_entry): Add new parameter.
4523 * target-reloc.h (scan_relocs): Check for section folded.
4524 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4525 Check reloc types for function pointers in shared objects.
4526 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4528 (icf_preemptible_functions_test): New test case.
4529 (icf_string_merge_test): New test case.
4530 * testsuite.Makefile.in: Regenerate.
4531 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4532 bar_glob. Refactor code.
4533 * testsuite/icf_preemptible_functions_test.cc: New file.
4534 * testsuite/icf_preemptible_functions_test.sh: New file.
4535 * testsuite/icf_string_merge_test.cc: New file.
4536 * testsuite/icf_string_merge_test.sh: New file.
4537 * testsuite/icf_virtual_function_folding_test.cc: New file.
4538 * testsuite/icf_virtual_function_folding_test.sh: New file.
4540 2010-04-14 Doug Kwan <dougkwan@google.com>
4542 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4543 for local symbol recounting if we remove a section due to ICF.
4544 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4545 there are no regular objects in input.
4547 2010-04-13 Doug Kwan <dougkwan@google.com>
4549 * arm.cc (Arm_input_section::set_final_data_size): Compute
4550 accurate final data size instead of using current data size.
4552 2010-04-09 Doug Kwan <dougkwan@google.com>
4554 * layout.cc (Layout::choose_output_section): Handle script section
4556 (Layout::make_output_section_for_script): Add section type parameter.
4557 Handle script section types.
4558 * layout.h (Layout::make_output_section_for_script): Add section
4560 * output.cc (Output_section::Output_section): Initialize data member
4562 (Output_section::do_reset_address_and_file_offset): Do not set address
4563 to 0 if section is a NOLOAD section.
4564 * output.h (Output_section::is_noload): New method.
4565 (Output_section::set_is_noload): Ditto.
4566 (Output_section::is_noload_): New data member.
4567 * script-c.h (Script_section_type): New enum type.
4568 (struct Parser_output_section_header): Add new file section_type.
4569 * script-sections.cc (Sections_element::output_section_name): Add
4570 parameter for returning script section type.
4571 (Output_section_definition::output_section_name): Ditto.
4572 (Output_section_definition::section_type)P; New method.
4573 (Output_section_definiton::script_section_type_name): Ditto.
4574 (Output_section_definition::script_section_type_): New data member.
4575 (Output_section_definition::Output_section_definition): Initialize
4576 data member Output_section_definition::script_section_type_.
4577 (Output_section_definition::create_sections): Pass script section type
4578 to Layout::make_output_section_for_script.
4579 (Output_section_definition::output_section_name): Return script
4580 section type to caller.
4581 (Output_section_definition::set_section_address): Do not advance
4582 dot value and load address if section type is NOLOAD. Set address
4583 of NOLOAD sections regardless of section flags.
4584 (Output_section_definition::print): Print section type if it is
4585 not SCRIPT_SECTION_TYPE_NONE.
4586 (Output_section_definition::section_type): New method.
4587 (Output_section_definition::script_section_type_name): Ditto.
4588 (Script_sections::output_section_name): Add new parameter
4589 PSECTION_TYPE for returning script section type. Pass it to
4590 section elements. Handle discard sections.
4591 (Sort_output_sections::operator()): Handle NOLOAD sections.
4592 * script-sections.h (Script_sections::Section_type): New enum type.
4593 (Script_sections::output_section_name): Add a new parameter for
4594 returning script section type.
4595 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4597 * yyscript.y (union): Add new field SECTION_TYPE.
4598 (COPY, DSECT, INFO, NOLOAD): New tokens.
4599 (opt_address_and_section_type): Change type to output_section_header.
4600 (section_type): New non-terminal
4601 (section_header): Handle section type.
4602 (opt_address_and_section_type): Return section type value.
4604 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4606 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4607 * testsuite/plugin_common_test_2.c (foo): Likewise.
4609 2010-04-08 Doug Kwan <dougkwan@google.com>
4611 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4613 * output.cc (Output_section::add_merge_input_section): Simplify
4614 code and return status of Output_merge_base::add_input_section.
4615 Update merge section map only if Output_merge_base::add_input_section
4618 2010-04-07 Doug Kwan <dougkwan@google.com>
4620 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4621 if section is marked as containing instructions but has no mapping
4623 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4624 correct section index.
4625 (Arm_relobj::find_linked_text_section): Ditto.
4627 2010-04-07 Cary Coutant <ccoutant@google.com>
4629 * archive.cc (include_member): Destroy Read_symbols_data object before
4631 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4632 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4633 (Read_symbols_data::~Read_symbols_data) New destructor.
4634 (Section_relocs::Section_relocs) New constructor.
4635 (Section_relocs::~Section_relocs) New destructor.
4636 (Read_relocs_data::Read_relocs_data) New constructor.
4637 (Read_relocs_data::~Read_relocs_data) New destructor.
4638 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4639 pointers to NULL after deleting.
4641 2010-04-07 Doug Kwan <dougkwan@google.com>
4643 * arm.cc: Replace "endianity" with "endianness" in comments.
4644 (Arm_exidx_cantunwind): Ditto.
4645 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4646 (Arm_relobj::merge_flags_and_attributes): New method.
4647 (Arm_relobj::merge_flags_and_attributes_): New data member.
4648 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4649 (Arm_relobj::scan_sections_for_stubs): Ditto.
4650 (Arm_relobj::do_read_symbols): Check to see if we really want to
4651 merge processor-specific flags and attributes. Exit early if
4652 an object is empty except for section names and the undefined symbol.
4653 (Target_arm::do_finalize_sections): Move check for ELF format to
4654 Arm_relobj::do_read_symbols. Merge processor specific flags and
4655 attributes from a regular object only when we have determined that
4656 it is aapropriate. Do not create an .ARM.attributes section in
4657 output if there is no regular input object.
4658 (Target_arm::merge_processor_specific_flags): Check
4659 --warn-mismatch before printing any error.
4660 (Target_arm::merge_object_attributes): Ditto.
4661 * gold.cc (queue_middle_tasks): Handle the case in which there is
4662 no regular object in input.
4663 * options.cc (General_options::parse_EB): New method.
4664 (General_options::parse_EL): Same.
4665 (General_options::General_options): Initialize endianness_.
4666 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4668 (General_options::Endianness): New enum.
4669 (General_options::endianness): New method.
4670 (General_options::endianness_): New data member.
4671 * parameters.cc (Parameters::set_options): Check target endianness.
4672 (Parameters::set_target_once): Ditto.
4673 (Parameters::check_target_endianness): New method.
4674 (parameters_force_valid_target): If either -EL or -EB is specified,
4675 use it to define endianness of default target.
4676 * parameters.h (Parameters::check_target_endianness): New method
4678 * target.h (class Target): Change "endianity" to "endianness"
4681 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4683 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4684 * configure: Regenerate.
4685 * Makefile.in: Regenerate.
4686 * testsuite/Makefile.in: Regenerate.
4688 2010-04-06 Cary Coutant <ccoutant@google.com>
4691 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4692 prevailing definitions of common symbols.
4693 * testsuite/plugin_test_6.sh: New test case.
4694 * testsuite/plugin_common_test_1.c: New test case.
4695 * testsuite/plugin_common_test_2.c: New test case.
4696 * testsuite/Makefile.am (plugin_test_6): New test case.
4697 * testsuite/Makefile.in: Regenerate.
4699 2010-04-06 Nick Clifton <nickc@redhat.com>
4701 * po/vi.po: New Vietnamese translation.
4703 2010-03-30 Doug Kwan <dougkwan@google.com>
4705 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4707 2010-03-25 Doug Kwan <dougkwan@google.com>
4709 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4710 to avoid a conversion warning on a 32-bit host.
4712 2010-03-24 Ian Lance Taylor <iant@google.com>
4714 * testsuite/script_test_3.t: Add a TLS segment.
4715 * testsuite/Makefile.am (check_PROGRAMS): Add
4716 tls_phdrs_script_test.
4717 (tls_phdrs_script_test_SOURCES): Define.
4718 (tls_phdrs_script_test_DEPENDENCIES): Define.
4719 (tls_phdrs_script_test_LDFLAGS): Define.
4720 (tls_phdrs_script_test_LDADD): Define.
4721 * testsuite/Makefile.in: Rebuild.
4723 2010-03-23 Cary Coutant <ccoutant@google.com>
4725 * fileread.cc (find_or_make_view): Fix comment.
4727 2010-03-23 Ian Lance Taylor <iant@google.com>
4729 * script-sections.cc (class Orphan_section_placement): Define
4730 PLACE_TLS and PLACE_TLS_BSS.
4731 (Orphan_section_placement::Orphan_section_placement): Initialize
4733 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4734 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4735 (tls_script_test_SOURCES): Define.
4736 (tls_script_test_DEPENDENCIES): Define.
4737 (tls_script_test_LDFLAGS): Define.
4738 (tls_script_test_LDADD): Define.
4739 * testsuite/Makefile.in: Rebuild.
4741 2010-03-22 Doug Kwan <dougkwan@google.com>
4743 * arm.cc (Arm_relocate_functions::abs8,
4744 Arm_relocate_functions::abs16): Use correct check for overflow
4745 specified in the ARM ELF specs.
4746 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4747 target of a BLX instruction specially.
4748 (Reloc_stub::stub_type_for_reloc): Ditto.
4749 (Relocate::relocate): Use symbolic names instead of numeric relocation
4750 codes to report error.
4751 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4753 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4754 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4755 thumb2_blx_out_of_range.stdout
4756 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4757 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4758 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4759 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4760 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4761 thumb2_blx_in_range, thumb2_blx_in_range.o,
4762 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4763 thumb2_blx_out_of_range.o): New rules.
4764 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4765 thumb2_blx_in_range and thumb2_blx_out_of_range.
4766 * testsuite/Makefile.in: Regenerate.
4767 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4768 * testsuite/thumb_blx_in_range.s: New file.
4769 * testsuite/thumb_blx_out_of_range.s: New file.
4771 2010-03-22 Rafael Espindola <espindola@google.com>
4773 * archive.cc (Should_include): Move to archive.h.
4774 (should_include_member): Make it a member of Archive.
4776 (Add_lib_group_symbols): New.
4777 * archive.h: Include options.h.
4778 (Archive_member): Moved from Archive.
4779 (Should_include): Moved from archive.cc.
4781 (Add_lib_group_symbols): New.
4782 * dynobj.cc (do_should_include_member): New.
4783 * dynobj.h (do_should_include_member): New.
4784 * gold.cc (queue_initial_tasks): Update call to queue.
4785 * main.cc (main): Print lib group stats.
4786 * object.cc (do_should_include_member): New.
4787 * object.h: Include archive.h.
4788 (Object::should_include_member): New.
4789 (Object::do_should_include_member): New.
4790 (Sized_relobj::do_should_include_member): New.
4791 * options.cc (General_options::parse_start_lib): New.
4792 (General_options::parse_end_lib): New.
4793 (Input_arguments::add_file): Handle lib groups.
4794 (Input_arguments::start_group): Check we are not in a lib.
4795 (Input_arguments::start_lib): New.
4796 (Input_arguments::end_lib): New.
4797 * options.h (General_options): Add start_lib and end_lib.
4798 (Input_argument::lib_): New.
4799 (Input_argument::lib): New.
4800 (Input_argument::is_lib): New.
4801 (Input_file_lib): New.
4802 (Input_arguments::in_lib_): New.
4803 (Input_arguments::in_lib): New.
4804 (Input_arguments::start_lib): New.
4805 (Input_arguments::end_lib_): New.
4806 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4807 in unused members as preempted.
4808 (Sized_pluginobj::do_should_include_member): New.
4809 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4810 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4812 (Read_symbols::do_whole_lib_group): New.
4813 (Read_symbols::do_lib_group): New.
4814 (Read_symbols::do_read_symbols): Handle lib groups.
4815 (Read_symbols::get_name): Handle lib groups.
4816 * readsyms.h (Read_symbols): Add an archive member pointer.
4817 (Read_symbols::do_whole_lib_group): New.
4818 (Read_symbols::do_lib_group): New.
4819 (Read_symbols::member_): New.
4820 * script.cc (read_input_script): Update call to queue_soon.
4822 2010-03-19 Doug Kwan <dougkwan@google.com>
4824 * arm.cc (Stub_table::Stub_table): Initialize new data members
4825 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4826 (Stub_table::add_reloc_stub): Assign stub offset and update
4827 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4828 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4830 (Stub_table::update_data_size_and_addralign): Use
4831 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4832 instead of going over all reloc stubs.
4833 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4834 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4835 Stringpool_template::offset_ to size of Stringpool_char.
4836 (Stringpool_template::new_key_offset): Remove code to initialize
4837 Stringpool_template::offset_.
4838 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4839 Stringpool_template::offset_ to zero.
4841 2010-03-15 Doug Kwan <dougkwan@google.com>
4843 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4845 (Stringpool_template::new_key_offset): New method.
4846 (Stringpool_template::add_string): Assign offsets when adding new
4848 (Stringpool_template::set_string_offsets): Do not set string offsets
4849 when not optimizing.
4850 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4852 (Chunked_vector::clear): Clear size_.
4853 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4854 (Chunked_vector::size): Return size_.
4855 (Chunked_vector::push_back): Use size_ to find insert position.
4856 (Chunked_vector::size_): New data member.
4857 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4858 (Stringpool_template::new_key_offset): New method declaration.
4859 (Stringpool_template::offset_): New data member.
4861 2010-03-15 Rafael Espindola <espindola@google.com>
4863 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4864 Add_symbols' constructor.
4865 * readsyms.h (Add_symbols): Remove the input_group member.
4867 2010-03-10 Ian Lance Taylor <iant@google.com>
4869 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4870 target to ask whether a reference to a symbol requires a stack
4872 * target.h (Target::is_call_to_non_split): New function.
4873 (Target::do_is_call_to_non_split): Declare virtual function.
4874 * target.cc: Include "symtab.h".
4875 (Target::do_is_call_to_non_split): New function.
4876 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4878 2010-03-10 Cary Coutant <ccoutant@google.com>
4880 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4881 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4882 (File_read::open[2]): Add whole_file_view_ to list of views.
4883 (File_read::make_view): Remove test of whole_file_view_.
4884 (File_read::find_or_make_view): Create whole_file_view_ if
4886 (File_read::clear_views): Replace bool parameter with enum;
4887 adjust all callers. Don't delete views with permanent data;
4888 do delete cached views and views from archives if
4889 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4890 if clearing the corresponding view.
4891 * fileread.h (File_read::Clear_views_mode): New enum.
4892 (File_read::View::is_permanent_view): New method.
4893 (File_read::clear_views): Replace bool parameter
4894 with enum; adjust all callers.
4895 * options.h (General_options): Change keep_files_mapped option;
4896 add map_whole_files.
4897 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4899 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4902 2010-03-10 David S. Miller <davem@davemloft.net>
4904 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4906 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4908 * icf.cc (get_section_contents): Add '@' marker after processing the
4911 2010-03-08 Doug Kwan <dougkwan@google.com>
4913 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4914 due to a conversion warning.
4915 (Arm_relobj::update_output_local_symbol_count): Check for local
4916 symbol with unset output index.
4918 2010-03-05 Ian Lance Taylor <iant@google.com>
4920 * options.h (class General_options): Add --spare-dynamic-tags.
4921 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4922 --spare-dynamic-tags.
4924 2010-03-05 Ian Lance Taylor <iant@google.com>
4926 * incremental.cc: Include "libiberty.h".
4928 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4930 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4931 function, is_info_ member.
4932 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4933 (Versions::Versions): Update caller.
4934 (Versions::define_base_version): Likewise.
4935 (Versions::add_def): Likewise.
4937 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4939 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4940 (Scan::possible_function_pointer_reloc): New function.
4941 (Scan::local_reloc_may_be_function_pointer): Change to call
4942 possible_function_pointer_reloc.
4943 (Scan::global_reloc_may_be_function_pointer): Ditto.
4944 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4945 relocations in ".data.rel.ro._ZTV" section.
4946 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4947 * testsuite/icf_safe_so_test.cc: Ditto.
4948 * testsuite/icf_safe_test.cc: Ditto.
4949 * testsuite/icf_safe_test.sh: Ditto.
4951 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4952 Ian Lance Taylor <iant@google.com>
4954 * target-reloc.h (relocate_section): Check the symbol table index
4955 for -1U before setting the local symbol index.
4956 (scan_relocatable_relocs): If copying the relocation, record that
4957 the local symbol is required.
4958 * object.h (Symbol_value::is_output_symtab_index_set): New
4960 (Symbol_value::may_be_discarded_from_output_symtab): New
4962 (Symbol_value::has_output_symtab_entry): New function.
4963 (Symbol_value::needs_output_symtab_entry): Remove.
4964 (Symbol_value::output_symtab_index): Make sure the symbol index is
4966 (Symbol_value::set_output_symtab_index): Make sure the symbol
4967 index is not set. Make sure the new index is valid.
4968 (Symbol_value::set_must_have_output_symtab_entry): New function.
4969 (Symbol_value::has_output_dynsym_entry): New function.
4970 (Symbol_value::set_output_dynsym_index): Make sure the new index
4972 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4973 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4974 local symbol if permitted.
4975 (Sized_relobj::do_finalize_local_symbols): Call
4976 is_output_symtab_index_set rather than needs_output_symtab_entry.
4977 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4978 rather than needs_output_symtab_entry. Call
4979 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4980 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4981 is_output_symtab_index_set rather than needs_output_symtab_entry.
4982 * testsuite/discard_locals_relocatable_test.c: New file.
4983 * testsuite/discard_locals_test.sh: Test -r.
4984 * testsuite/Makefile.am (check_DATA): Add
4985 discard_locals_relocatable_test1.syms,
4986 discard_local_relocatable_test2.syms.
4987 (MOSTLYCLEANFILES): Likewise. Also add
4988 discard_locals_relocatable_test1.lout and
4989 discard_locals_relocatable_test2.out.
4990 (discard_locals_relocatable_test1.syms): New target.
4991 (discard_locals_relocatable_test.o): New target.
4992 (discard_locals_relocatable_test1.out): New target.
4993 (discard_locals_relocatable_test2.syms): New target.
4994 (discard_locals_relocatable_test2.out): New target.
4995 (various): Add missing ../ld-new dependencies.
4996 * testsuite/Makefile.in: Rebuild.
4998 2010-03-03 Nick Clifton <nickc@redhat.com>
5000 * po/fi.po: New Finnish translation.
5002 2010-03-01 Doug Kwan <dougkwan@google.com>
5004 * layout.cc (Layout::Layout): Force section types of .init_array*,
5005 .preinit_array* and .fini_array* sections.
5006 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5007 Fix check of return value of std::string::find.().
5008 (Output_section::Input_section_sort_compare::operator()): Remove
5009 comment about .init_array.
5010 (Output_section::Input_section_sort_init_fini_compare::operator()):
5012 (Output_section::sort_attached_input_sections): Handle .init_array
5013 and .fini_array specially.
5014 * output.h (Output_section::Inut_section_sort_compare): Update
5016 (Output_section::Input_section_sort_init_fini_compare): New struct.
5018 2010-02-26 Doug Kwan <dougkwan@google.com>
5020 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5021 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5022 * testsuite/debug_msg.sh: Avoid matching source line number for
5023 use of global variable undef_int.
5025 2010-02-26 Doug Kwan <dougkwan@google.com>
5027 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5028 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5029 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5030 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5031 * options.cc (General_options::General_options): Initialize member
5033 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5034 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5035 and rm_no_fix_v4bx.stdout
5036 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5037 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5038 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5039 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5040 and arm_no_fix_v4bx.
5041 * Makefile.in: Regenerate.
5042 * testsuite/arm_fix_v4bx.s: New file.
5043 * testsuite/arm_fix_v4bx.sh: Ditto.
5045 2010-02-24 Doug Kwan <dougkwan@google.com>
5047 * arm.cc (Target_arm::got_section): Make the .got section the first
5048 non RELRO section in the data segment.
5049 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5050 suffixes of section names.
5052 2010-02-24 Doug Kwan <dougkwan@google.com>
5054 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5055 flags and attributes merging if an input file is a binary file.
5056 * fileread.cc (Input_file::open): Record format of original file.
5057 * fileread.h (Input_file::Format): New enum type.
5058 (Input_file::Input_file): Initialize data member format_.
5059 (Input_file::format): New method definition.
5060 (Input_file::format_):: New data member.
5062 2010-02-24 Doug Kwan <dougkwan@google.com>
5064 * arm.cc (Arm_output_data_got): New class.
5065 (ARM_TCB_SIZE): New constant
5066 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5067 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5068 If user uses a script with a SECTIONS clause, issue only a warning
5069 for a misplaced EXIDX input section. Otherwise, issue an error.
5070 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5072 (Target_arm::got_mode_index_entry): Handle static linking.
5073 (Target_arm::Scan::local): Ditto.
5074 (Target_arm::Scan::global): Ditto.
5075 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5076 all incorrectly implemented relocations.
5077 (Target_arm::fix_exidx_coverage): Pass layout to
5078 Arm_output_section::fix_exidx_coverage.
5079 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5080 from ".ARM.exidx." and ".ARM.extab.".
5082 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5084 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5085 section if it does not already exist.
5086 * attributes.cc (Attributes_section_data::Attributes_section_data):
5087 Don't crash if size is zero.
5089 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5090 Ian Lance Taylor <iant@google.com>
5092 * gold.cc (queue_middle_tasks): If no input files were opened,
5094 * workqueue.h (Task_function::Task_function): Assert that there is
5097 2010-02-22 Doug Kwan <dougkwan@google.com>
5099 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5100 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5101 types to avoid warnings due to different uint64_t implementations
5104 2010-02-21 Doug Kwan <dougkwan@google.com>
5106 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5107 handling of the maximum backward branch offset.
5108 (Arm_relocate_functions::thumb_branch_common): Ditto.
5109 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5110 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5111 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5112 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5113 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5114 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5115 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5116 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5117 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5118 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5119 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5120 thumb2_bl_out_of_range.o): New rules.
5121 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5122 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5123 thumb2_bl_out_of_range
5124 * testsuite/Makefile.in: Regenerate.
5125 * testsuite/arm_bl_in_range.s: New file.
5126 * testsuite/arm_bl_out_of_range.s: Ditto.
5127 * testsuite/arm_branch_in_range.sh: Ditto.
5128 * testsuite/arm_branch_range.t: Ditto.
5129 * testsuite/thumb2_branch_range.t: Ditto.
5130 * testsuite/thumb_bl_in_range.s: Ditto.
5131 * testsuite/thumb_bl_out_of_range.s: Ditto.
5132 * testsuite/thumb_branch_range.t: Ditto.
5134 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5136 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5137 Add reloc offset information.
5138 * icf.cc (get_section_contents): Change iterators to point to the new
5139 vectors. Add reloc offset information to the contents.
5140 * icf.h (Icf::Sections_reachable_info): New typedef.
5141 (Icf::Sections_reachable_list): New typedef.
5142 (Icf::Offset_info): New typedef.
5143 (Icf::Reloc_info): New struct typedef.
5144 (Icf::Reloc_info_list): New typedef.
5145 (Icf::symbol_reloc_list): Delete method.
5146 (Icf::addend_reloc_list): Delete method.
5147 (Icf::section_reloc_list): Delete method.
5148 (Icf::reloc_info_list): New method.
5149 (Icf::reloc_info_list_): New member.
5151 2010-02-19 Doug Kwan <dougkwan@google.com>
5153 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5154 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5155 * arm.cc (Arm_relocation_functions): New forward declaration.
5156 (Target_arm::Target_arm): Initialize new data members
5157 got_mod_index_offset_ and tls_base_symbol_defined_.
5158 (Target_arm::Relocate::relocate_tls): New method.
5159 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5160 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5162 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5163 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5164 (Target_arm::got_mod_index_offset_,
5165 Target_arm::tls_base_symbol_defined_): New data members.
5166 (Target_arm::Scan::local, Target::Scan::global,
5167 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5170 2010-02-18 Doug Kwan <dougkwan@google.com>
5172 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5173 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5174 text section as a parameter becuase some broken tools may not set
5175 the link in section header.
5176 (Target_arm::has_got_section): New method.
5177 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5178 without any mapping symbol as data only. Remove warning.
5179 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5180 link in its section header, try to discover the link by inspecting the
5181 REL31 relocation at the beginning of the section.
5182 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5184 (Target_arm::Scan::global): Treat any reference to the symbol
5185 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5187 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5189 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5190 (Scan::global_reloc_may_be_function_pointer): New function.
5191 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5192 (Scan::global_reloc_may_be_function_pointer): New function.
5193 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5194 (Scan::global_reloc_may_be_function_pointer): New function.
5195 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5196 (Scan::global_reloc_may_be_function_pointer): New function.
5197 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5198 (Scan::global_reloc_may_be_function_pointer): New function.
5199 (Scan::possible_function_pointer_reloc): New function.
5200 (Target_x86_64::can_check_for_function_pointers): New function.
5201 * gc.h (gc_process_relocs): Scan relocation types to determine if
5202 function pointers were taken for targets that support it.
5203 * icf.cc (Icf::find_identical_sections): Include functions for
5204 folding in safe ICF whose pointer is not taken.
5205 * icf.h (Secn_fptr_taken_set): New typedef.
5206 (fptr_section_id_): New member.
5207 (section_has_function_pointers): New function.
5208 (set_section_has_function_pointers): New function.
5209 (check_section_for_function_pointers): New function.
5210 * options.h: Fix comment for safe ICF option.
5211 * target.h (can_check_for_function_pointers): New function.
5212 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5213 Modify icf_safe_test for X86-64.
5214 * testsuite/Makefile.in: Regenerate.
5215 * testsuite/icf_safe_so_test.cc: New file.
5216 * testsuite/icf_safe_so_test.sh: New file.
5217 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5218 (main): Change to take pointer to function kept_func_3.
5219 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5220 folding is done correctly for X86-64.
5222 2010-02-12 David S. Miller <davem@davemloft.net>
5224 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5225 is_symbolless parameter.
5226 (Output_reloc<SHT_REL>::is_symbolless): New.
5227 (Output_reloc<SHT_REL>::is_symbolless_): New.
5228 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5229 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5230 (Output_reloc<SHT_RELA>::is_symbolless): New.
5231 (Output_data_reloc::add_global): Handle is_symbolless.
5232 (Output_data_reloc::add_global_relative): Likewise.
5233 (Output_data_reloc::add_local): Likewise.
5234 (Output_data_reloc::add_local_relative): Likewise.
5235 (Output_data_reloc::add_symbolless_global_addend): New.
5236 (Output_data_reloc::add_symbolless_local_addend): New.
5237 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5239 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5240 instead of ->is_relative_
5241 (Output_reloc::write): Likewise.
5242 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5243 (Output_reloc::write_rel): Simplify.
5245 * sparc.cc (Target_sparc::Scan::local): Use
5246 ->add_symbolless_local_addend as needed.
5247 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5248 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5249 based upon relocation offset.
5251 2010-02-11 Doug Kwan <dougkwan@google.com>
5253 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5254 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5255 beginning of function.
5256 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5257 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5258 parameter is_32bit in calls to should_apply_static_reloc.
5259 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5260 (check_DATA): Add arm_abs_global.stdout.
5261 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5262 arm_abs_global.stdout): New rules.
5263 (MOSTLLYCLEANFILES): Add arm_abs_global
5264 * Makefile.in: Regenerate.
5265 * testsuite/arm_abs_global.s: New file.
5266 * testsuite/arm_abs_global.sh: Ditto.
5267 * testsuite/arm_abs_lib.s: Ditto.
5269 2010-02-11 Ian Lance Taylor <iant@google.com>
5271 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5273 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5274 Allocate_commons_task first.
5275 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5276 task, rather than symtab_lock_.
5277 (Gc_process_relocs::~Gc_process_relocs): New function.
5278 (Gc_process_relocs::is_runnable): Check this_blocker_.
5279 (Gc_process_relocs::locks): Use next_blocker_ rather than
5281 (Scan_relocs::~Scan_relocs): New function.
5282 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5284 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5286 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5287 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5288 constructor accordingly.
5289 (class Gc_process_relocs): Likewise.
5290 (class Scan_relocs): Likewise.
5291 * common.h (class Allocate_commons_task): Remove symtab_lock_
5292 field, and corresponding constructor parameter.
5293 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5295 (Allocate_commons_task::locks): Likewise.
5297 2010-02-11 Ian Lance Taylor <iant@google.com>
5299 * gold-threads.h (class Once): Define.
5300 (class Initialize_lock): Rewrite as child of Once.
5301 * gold-threads.cc (class Once_initialize): Define.
5302 (once_pointer_control): New static variable.
5303 (once_pointer, once_arg): New static variables.
5304 (c_run_once): New static function.
5305 (Once::Once, Once::run_once, Once::internal_run): New functions.
5306 (class Initialize_lock_once): Remove.
5307 (initialize_lock_control): Remove.
5308 (initialize_lock_pointer): Remove.
5309 (initialize_lock_once): Remove.
5310 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5311 (Initialize_lock::initialize): Rewrite.
5312 (Initialize_lock::do_run_once): New function.
5313 * archive.cc (Archive::interpret_header): Only clear name if it is
5315 * fileread.cc: Include "gold-threads.h"
5316 (file_counts_lock): New static variable.
5317 (file_counts_initialize_lock): Likewise.
5318 (File_read::release): Only increment counts when using --stats.
5319 Use a lock around the increment.
5320 * parameters.cc (class Set_parameters_target_once): Define.
5321 (set_parameters_target_once): New static variable.
5322 (Parameters::Parameters): Move here from parameters.h.
5323 (Parameters::set_target): Rewrite.
5324 (Parameters::set_target_once): New function.
5325 (Parameters::clear_target): Move here and rewrite.
5326 * parameters.h (class Parameters): Update declarations. Add
5327 set_parameters_target_once_ field.
5328 (Parameters::Parameters): Move to parameters.cc.
5329 (Parameters::clear_target): Likewise.
5330 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5332 (Start_group::~Start_group): New function.
5333 (Start_group::is_runnable): New function.
5334 (Start_group::locks, Start_group::run): New functions.
5335 (Finish_group::run): Change saw_undefined to size_t.
5336 * readsyms.h (class Start_group): Define.
5337 (class Finish_group): Change saw_undefined_ field to size_t.
5338 (Finish_group::Finish_group): Remove saw_undefined and
5339 this_blocker parameters. Change all callers.
5340 (Finish_group::set_saw_undefined): New function.
5341 (Finish_group::set_blocker): New function.
5342 * symtab.h (class Symbol_table): Change saw_undefined to return
5343 size_t. Change saw_undefined_ field to size_t.
5344 * target-select.cc (Set_target_once::do_run_once): New function.
5345 (Target_selector::Target_selector): Initialize set_target_once_
5346 field. Don't initialize lock_ and initialize_lock_ fields.
5347 (Target_selector::instantiate_target): Rewrite.
5348 (Target_selector::set_target): New function.
5349 * target-select.h (class Set_target_once): Define.
5350 (class Target_selector): Update declarations. Make
5351 Set_target_once a friend. Remove lock_ and initialize_lock_
5352 fields. Add set_target_once_ field.
5354 2010-02-10 Ian Lance Taylor <iant@google.com>
5356 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5358 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5359 (queue_middle_tasks): Add all blockers before queueing any tasks.
5360 (queue_final_tasks): Likewise.
5361 * token.h (Task_token::add_blockers): New function.
5362 * object.h (Input_objects::number_of_relobjs): New function.
5364 2010-02-10 Ian Lance Taylor <iant@google.com>
5366 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5367 shared, not if not position independent.
5368 * x86_64.cc (Relocate::relocate_tls): Likewise.
5369 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5370 (tls_pie_pic_test): New target.
5371 * testsuite/Makefile.in: Rebuild.
5373 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5374 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5375 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5376 * testsuite/Makefile.in: Rebuild.
5378 2010-02-09 David S. Miller <davem@davemloft.net>
5380 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5381 R_SPARC_RELATIVE using ->add_local_relative().
5382 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5384 * output.h (Output_data_dynamic::add_section_size): New method
5385 that takes two Output_data objects.
5386 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5387 entry param. Handle it in initializers.
5388 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5389 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5390 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5392 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5393 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5394 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5395 for dynrel_includes_plt.
5396 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5397 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5398 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5400 (Target_sparc::do_finalize_sections): Update to pass true for
5401 dynrel_includes_plt.
5402 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5403 output before .rela.plt
5404 (Target_powerpc::do_finalize_sections): Update to pass true for
5405 dynrel_includes_plt when 32-bit.
5407 2010-02-08 Doug Kwan <dougkwan@google.com>
5409 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5411 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5412 Arm_relobj::scan_section_for_cortex_a8_stubs,
5413 Arm_relobj::do_relocation_section): Instead of calling
5414 Output_section::output_address, use faster
5415 Arm_relobj::simple_input_section_output_address.
5417 2010-02-08 David S. Miller <davem@davemloft.net>
5419 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5420 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5421 relocation helper function.
5423 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5424 just like R_SPARC_GOT{10,13,22}.
5425 (Target_sparc::Scan::local): Likewise.
5426 (Target_sparc::Relocate:relocate): Likewise.
5428 2010-02-06 Ian Lance Taylor <iant@google.com>
5430 * configure.ac: Rewrite targetobjs duplicate removal code to use
5431 only shell constructs.
5432 * configure: Rebuild.
5434 2010-02-05 Doug Kwan <dougkwan@google.com>
5437 * arm.cc (Arm_relobj::section_is_scannable): New method.
5438 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5439 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5441 2010-02-04 Doug Kwan <dougkwan@google.com>
5444 * arm-reloc-property.cc (cstdio): Include.
5445 * configure.ac (targetobjs): Remove duplicates.
5446 * configure: Regenerate.
5447 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5448 big and little endian version for a given address size.
5450 2010-02-03 Doug Kwan <dougkwan@google.com>
5452 * arm-reloc-property.cc
5453 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5455 * arm-reloc-property.h
5456 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5457 New method definition.
5458 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5460 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5462 (GOT_PREL): Change implemented to Y.
5463 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5464 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5465 (Arm_relocate_functions::movw_abs_nc): Remove method.
5466 (Arm_relocate_functions::movt_abs): Ditto.
5467 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5468 (Arm_relocate_functions::thm_movt_abs): Ditto.
5469 (Arm_relocate_functions::movw_rel_nc): Ditto.
5470 (Arm_relocate_functions::movw_rel): Ditto.
5471 (Arm_relocate_functions::movt_rel): Ditto.
5472 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5473 (Arm_relocate_functions:thm_movw_rel): Ditto.
5474 (Arm_relocate_functions:thm_movt_rel): Ditto.
5475 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5476 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5477 New method definitions.
5478 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5479 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5480 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5481 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5482 (Target_arm::Relocate::relocate): Check for non-static or
5483 unimplemented relocation code and exit early. Change calls to
5484 Target_arm::reloc_uses_thumb_bit and
5485 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5486 instead. Refactor code to handle similar relocations to increase
5487 code sharing. Remove check for unsupported relocation code in switch
5489 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5490 relocation property table to find out size. Change error message to
5491 print out the name of a relocation code instead of the numeric value.
5492 (Target_arm::scan_reloc_for_stub): Use relocation property table
5493 instead of calling Target_arm::reloc_uses_thumb_bit().
5495 2010-02-02 Doug Kwan <dougkwan@google.com>
5497 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5498 types of relaxed input section.
5500 2010-02-02 Doug Kwan <dougkwan@google.com>
5502 * Makefile.am (HFILES): Add arm-reloc-property.h.
5504 (TARGETSOURCES): Add arm-reloc-property.cc
5505 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5506 (libgold_a_SOURCES): $(DEFFILES)
5507 * Makefile.in: Regenerate.
5508 * arm-reloc-property.cc: New file.
5509 * arm-reloc-property.h: New file.
5510 * arm-reloc.def: New file.
5511 * arm.cc: Update comments.
5512 (arm-reloc-property.h): New included header.
5513 (arm_reloc_property_table): New global variable.
5514 (Target_arm::do_select_as_default_target): New method definition.
5515 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5516 arm-reloc-property to targ_extra_obj.
5517 * parameters.cc (set_parameters_target): Call
5518 Target::select_as_default_target().
5519 * target.h (Target::select_as_default_target): New method definition.
5520 (Target::do_select_as_default_target): Same.
5522 2010-02-01 Doug Kwan <dougkwan@google.com>
5524 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5525 first_output_text_section_.
5526 (Arm_exidx_fixup::first_output_text_section): New method definition.
5527 (Arm_exidx_fixup::first_output_text_section_): New data member.
5528 (Arm_exidx_fixup::process_exidx_section): Record the first text
5529 output section seen.
5530 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5531 and entsize in output section header.
5533 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5535 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5536 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5537 (Arm_relocate_functions::thm_alu11): New Method.
5538 (Arm_relocate_functions::thm_pc8): New Method.
5539 (Arm_relocate_functions::thm_pc12): New Method.
5540 (Target_arm::Scan::local): Handle the relocations.
5541 (Target_arm::Scan::global): Likewise.
5542 (Target_arm::Relocate::relocate): Likewise.
5543 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5545 2010-01-29 Doug Kwan <dougkwan@google.com>
5547 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5548 of relocation types as ld.
5550 2010-01-29 Doug Kwan <dougkwan@google.com>
5552 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5554 (Arm_relocate_functions::thumb_branch_common): Ditto.
5555 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5556 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5557 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5558 Arm_relocate_functions::jump24): Remove.
5559 (Target_arm::Relocate::relocate): Adjust code to call
5560 Arm_relocation_functions::arm_branch_common and
5561 Arm_relocation_functions::thumb_branch_common instead of their removed
5562 wrappers. Merge switch-cases together to reduce source code size.
5564 2010-01-29 Doug Kwan <dougkwan@google.com>
5566 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5567 output_local_symbol_count_needs_update_.
5568 (Arm_relobj::output_local_symbol_count_needs_update,
5569 Arm_relobj::set_output_local_symbol_count_needs_update,
5570 Arm_relobj::update_output_local_symbol_count): New methods.
5571 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5573 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5574 of pointed function as in a R_ARM_PREL31 relocation.
5575 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5576 for output local symbol count updating.
5577 (Target_arm::do_relax): Update output local symbol counts in objects
5579 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5581 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5583 * arm.cc: Added support for the ARM relocations:
5584 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5585 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5586 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5588 (Arm_relocate_functions::movw_rel): New method.
5589 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5590 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5592 (Arm_relocate_functions::thm_movw_rel): New method.
5593 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5595 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5597 (Target_arm::Scan::global): Likewise.
5598 (Target_arm::Relocate::relocate): Likewise.
5599 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5602 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5604 * arm.cc: Added support for ARM group relocations.
5605 (Target_arm::reloc_needs_sym_origin): New method.
5606 (Arm_relocate_functions::calc_grp_kn): New method.
5607 (Arm_relocate_functions::calc_grp_residual): New method.
5608 (Arm_relocate_functions::calc_grp_gn): New method.
5609 (Arm_relocate_functions::arm_grp_alu): New Method.
5610 (Arm_relocate_functions::arm_grp_ldr): New Method.
5611 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5612 (Arm_relocate_functions::arm_grp_ldc): New Method.
5613 (Target_arm::Scan::local): Handle the ARM group relocations.
5614 (Target_arm::Scan::global): Likewise.
5615 (Target_arm::Relocate::relocate): Likewise.
5616 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5619 2010-01-26 Doug Kwan <dougkwan@google.com>
5621 * arm.cc (set): Include.
5622 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5624 (Arm_output_section::Text_section_list): New type.
5625 (Arm_output_section::append_text_sections_to_list): New method.
5626 (Arm_output_section::fix_exidx_coverage): Ditto.
5627 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5628 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5629 Relobj::set_section_offset() instead of
5630 Sized_relobj::invalidate_section_offset().
5631 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5632 parameter for section headers. Ignore relocation sections for
5633 unallocated sections and EXIDX sections.
5634 (Target_arm::fix_exidx_coverage): New method.
5635 (Target_arm::output_section_address_less_than): New type.
5636 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5637 linked text section instead of the EXIDX section.
5638 (Arm_output_section::create_stub_group): Add an assertion to check
5639 that this is not an EXIDX output section.
5640 (Arm_output_section::append_text_sections_to_list): New method.
5641 (Arm_output_section::fix_exidx_coverage): Ditto.
5642 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5643 Arm_relobj::section_needs_reloc_stub_scanning.
5644 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5646 (Target_arm::fix_exidx_coverage): New method.
5647 * object.h (Relobj::set_output_section): New method.
5648 (Sized_relobj::invalidate_section_offset): Remove method.
5649 (Sized_relobj::do_invalidate_section_offset): Remove method.
5650 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5652 2010-01-25 Doug Kwan <dougkwan@google.com>
5654 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5655 Fix warning due to signed and unsigned comparison on a 32-bit host.
5657 2010-01-22 Doug Kwan <dougkwan@google.com>
5659 * arm.cc (Target_arm::do_relax): Record an output section for section
5660 offset adjustment it contains any stub table that has changed.
5661 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5662 offsets in an output section if necessary.
5663 * output.cc (Output_section::Output_section): Initialize
5664 section_offsets_need_adjustments_.
5665 (Output_section::add_input_section_for_script): Renamed to
5666 Output_section::add_simple_input_section.
5667 (Output_section::save_states): Add a comment.
5668 (Output_section::discard_states): New method defintion.
5669 (Output_section::adjust_section_offsets): Same.
5670 * output.h (Output_section::add_input_section_for_script): Renamed to
5671 Output_section::add_simple_input_section.
5672 (Output_section::discard_states): New method declaration.
5673 (Output_section::adjust_section_offsets): Same.
5674 (Output_section::section_offsets_need_adjustment,
5675 Output_section::set_section_offsets_need_adjustment): New method
5677 (Output_section::section_offsets_need_adjustment_): New data member.
5678 * script-sections.cc
5679 (Output_section_element_input::set_section_address): Adjust code for
5680 renaming of Output_section::add_input_section_for_script.
5681 (Orphan_output_section::set_section_address): Same.
5683 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5685 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5686 Fix_v4bx enum values .
5687 * gold/options.h (General_options): New option definitions.
5688 (General_options::fix_v4bx): New method.
5689 (General_options::Fix_v4bx): New enum.
5690 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5691 (General_options::parse_fix_v4bx_interworking): New method.
5693 2010-01-22 Doug Kwan <dougkwan@google.com>
5695 * arm.cc (Arm_exidx_fixup): New class.
5697 2010-01-21 Doug Kwan <dougkwan@google.com>
5699 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5701 (Arm_exidx_section_offset_map): New type.
5703 2010-01-21 Doug Kwan <dougkwan@google.com>
5705 * arm.cc (Arm_exidx_input_section): New class.
5706 (Arm_relobj::exidx_input_section_by_link,
5707 Arm_relobj::exidx_input_section_by_shndx,
5708 Arm_relobj::make_exidx_input_section): New methods.
5709 (read_arm_attributes_section): Remove.
5710 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5711 information about them.
5712 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5715 2010-01-20 Doug Kwan <dougkwan@google.com>
5717 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5718 Input_section_specifier to Section_id.
5719 (Target_arm::new_arm_input_section: Adjust code for change of key
5721 (Target_arm::find_arm_input_section): Ditto.
5722 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5723 (Section_id): Remove.
5724 (Garbage_collection::Section_id_hash): Remove.
5725 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5726 (Section_id): Remove.
5727 (Icf::Section_id_hash): Remove.
5728 * object.h (Section_id, Const_section_id, Section_id_hash,
5729 Const_section_id_hash): New type definitions.
5730 * output.cc (Output_section::add_relaxed_input_section): Change to
5731 use Const_section_id instead of Input_section_specifier as key type.
5732 (Output_section::add_merge_input_section): Ditto.
5733 (Output_section::build_relaxation_map): Change to use Section_id
5734 instead of Input_section_specifier as key type.
5735 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5737 (Output_section::convert_input_sections_to_relaxed_sections): Change
5738 to use Const_section_id instead of Input_section_specifier as key type.
5739 (Output_section::find_merge_section): Ditto.
5740 (Output_section::find_relaxed_input_section): Ditto.
5741 * output.h (Input_section_specifier): Remove class.
5742 (Output_section::Output_section_data_by_input_section_map): Change
5743 key type to Const_section_id.
5744 (Output_section::Output_relaxed_input_section_by_input_section_map):
5746 (Output_section::Relaxation_map): Change key type to Section_id.
5748 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5750 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5751 (class Arm_v4bx_stub): New class.
5752 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5753 (Stub_factory::make_arm_v4bx_stub): New method.
5754 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5755 (Stub_table::empty): Handle v4bx stubs.
5756 (Stub_table::add_arm_v4bx_stub): New method.
5757 (Stub_table::find_arm_v4bx_stub): New method.
5758 (Arm_relocate_functions::v4bx): New method.
5759 (Target_arm::fix_v4bx): New method.
5760 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5761 (Stub_table::relocate_stubs): Likewise.
5762 (Stub_table::do_write): Likewise.
5763 (Stub_table::update_data_size_and_addralign): Likewise.
5764 (Stub_table::finalize_stubs): Likewise.
5765 (Target_arm::Scan::local): Likewise.
5766 (Target_arm::Scan::global): Likewise.
5767 (Target_arm::do_finalize_sections): Likewise.
5768 (Target_arm::Relocate::relocate): Likewise.
5769 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5771 (Target_arm::scan_reloc_for_stub): Likewise.
5772 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5774 2010-01-19 Ian Lance Taylor <iant@google.com>
5776 * output.cc (Output_section_headers::do_sized_write): Write large
5777 segment count to sh_info field.
5778 (Output_file_header::do_sized_write): For large segment count,
5779 write PN_XNUM to e_phnum field.
5781 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5783 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5784 (Arm_relocate_functions::thm_jump8): New function.
5785 (Arm_relocate_functions::thm_jump11): New function.
5786 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5788 (Target_arm::Scan::global): Likewise.
5789 (Target_arm::Relocate::relocate): Likewise.
5790 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5793 2010-01-14 Doug Kwan <dougkwan@google.com>
5795 * arm.cc (map, utility): Include headers.
5796 (Target_arm::apply_cortex_a8_workaround): New method.
5797 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5798 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5799 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5800 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5801 the --[no-]fix-cortex-a8 command line options.
5802 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5803 (Target_arm::relocate_stub): Use addend in instruction template.
5804 * options.h (DEFINE_bool): Set the user-set flag.
5805 (General_options): Add --[no-]-fix-cortex options.
5806 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5807 : Update fast look-up map after conversion.
5809 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5811 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5812 in the first pass of do_layout.
5814 2010-01-13 Doug Kwan <dougkwan@google.com>
5816 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5817 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5818 apparent compiler problem of not folding static constant integral
5819 data members of elfcpp::Elf_sizes<32>.
5821 2010-01-13 Doug Kwan <dougkwan@google.com>
5823 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5824 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5825 Arm_relobj::scan_section_for_cortex_a8_erratum,
5826 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5827 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5828 sections to scan for relocation stubs into a new method
5829 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5830 relocation and Cortex-A8 stub scanning.
5831 (Target_arm::do_relax): Force stubs to be after stubbed sections
5832 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5833 the beginning of a new relaxation pass. Update a comment.
5834 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5836 2010-01-12 Ian Lance Taylor <iant@google.com>
5838 * target-reloc.h (visibility_error): New inline function.
5839 (relocate_section): Call visibility_error.
5840 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5841 (MOSTLYCLEANFILES): Likewise.
5842 (protected_4_pic.o, protected_3.err): New targets.
5843 * testsuite/protected_4.cc: New file.
5845 2010-01-12 Doug Kwan <dougkwan@google.com>
5847 * arm.cc (Cortex_a8_reloc): New class.
5848 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5849 and cortex_a8_relocs_info_.
5850 (Target_arm::fix_cortex_a8): New method definition.
5851 (Target_arm::Cortex_a8_relocs_info): New type.
5852 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5853 New data member declarations.
5854 (Target_arm::scan_reloc_for_stub): Record information about
5855 relocations for THUMB branches that might be exempted from the
5856 Cortex-A8 workaround.
5857 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5858 at the beginning of a relaxation pass.
5860 2010-01-12 Doug Kwan <dougkwan@google.com>
5862 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5863 (Arm_relobj::Mapping_symbol_position,
5864 Arm_reloj::Mapping_symbol_position_less,
5865 Arm_relobj::Mapping_symbols_info): New types.
5866 (Target_arm::is_mapping_symbol_name): New method definition.
5867 (Arm_relobj::do_count_local_symbols): Save information about mapping
5870 2010-01-11 Doug Kwan <dougkwan@google.com>
5872 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5873 Arm_relocate_functions::thumb32_branch_upper,
5874 Arm_relocate_functions::thumb32_branch_lower,
5875 Arm_relocate_functions::thumb32_cond_branch_offset,
5876 Arm_relocate_functions::thumb32_cond_branch_upper,
5877 Arm_relocate_functions::thumb32_cond_branch_lower,
5878 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5879 branch offset encoding.
5880 (Arm_relocate_functions::thumb_branch_common): Use new branch
5881 offset encoding methods to avoid code duplication.
5882 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5883 (Stub_addend_reader::operator()): Use new branch encoding method
5884 to avoid code duplication.
5886 2010-01-11 Doug Kwan <dougkwan@google.com>
5888 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5889 (Target_arm::do_finalize_sections): Define special EXIDX section
5890 symbols only if referenced.
5891 * gc.h (Garbage_collection::add_reference): New method.
5892 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5895 2010-01-11 Ian Lance Taylor <iant@google.com>
5897 * script.cc (Version_script_info::build_expression_list_lookup):
5898 Change complaing about duplicate wildcard match from error to
5901 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5903 (Version_script_info::Version_script_info): Initialize globs_,
5904 default_version_, default_is_global_, and exact_. Don't
5905 initialize globals_ or locals_.
5906 (Version_script_info::build_lookup_tables): Build local symbols
5908 (Version_script_info::unquote): New function.
5909 (Version_script_info::add_exact_match): New function.
5910 (Version_script_info::build_expression_list_lookup): Remove lookup
5911 parameter. Add is_global parameter. Change all callers. Handle
5912 wildcard pattern specially. Unquote pattern. Call
5914 (Version_script_info::get_name_to_match): New function.
5915 (Version_script_info::get_symbol_version): New function.
5916 (Version_script_info::get_symbol_version_helper): Remove.
5917 (Version_script_info::check_unmatched_names): Call unquote.
5918 * script.h (class Version_script_info): Change get_symbol_version
5919 to be non-inline and add is_global parameter; change all callers.
5920 Rewrite symbol_is_local. Update declarations. Define struct
5921 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5922 Remove globals_ and locals_ members. Add exact_, globs_,
5923 default_version_, is_global_.
5924 (Version_script_info::Glob): Remove pattern, add expression and
5925 is_global. Update constructor. Change all callers.
5926 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5928 (Versions::symbol_section_contents): If a symbol is undefined, or
5929 defined in a dynamic object, set the version index to
5931 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5933 (Symbol_table::add_from_pluginobj): Likewise.
5934 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5936 2010-01-11 Doug Kwan <dougkwan@google.com>
5938 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5939 (incremental_dump_LDADD): Add linking option for libintl.
5940 * Makefile.in: Regenerate.
5942 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5945 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5947 * testsuite/Makefile.in: Regenerated.
5949 2010-01-10 Doug Kwan <dougkwan@google.com>
5951 * options.h (DEFINE_var): Use parentheses around argument varname__
5952 in macro body to avoid any unintended subsequent substitutions.
5954 2010-01-10 Ian Lance Taylor <iant@google.com>
5956 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5957 candidates before doing symbol resolution.
5959 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5960 ODR candidates if only one is weak.
5962 2010-01-08 Ian Lance Taylor <iant@google.com>
5964 * script.cc (Version_script_info::build_expression_list_lookup):
5965 Don't warn about ambiguous version, just record the ambiguity.
5966 (Version_script_info::get_symbol_version_helper): Give error if
5967 version is ambiguous.
5969 2010-01-08 Doug Kwan <dougkwan@google.com>
5971 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5972 prev_data_size_ and prev_addralign_. Remove initializer for
5973 deleted data member has_been_changed_.
5974 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5975 to determine if the table is empty.
5976 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5978 (Stub_table::add_reloc_stub): Define method in class definition
5979 instead of just declaring it there.
5980 (Stub_table::add_cortex_a8_stub): New method definition.
5981 (Stub_table::update_data_size_and_addralign): Ditto.
5982 (Stub_table::finalize_stubs): Ditto.
5983 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5984 (Stub_table::do_addralign_): Return address alignment in the
5985 (Stub_table::do_reset_address_and_file_offset): Define method in
5986 class definition instead of declaring it there. Set current data
5987 size to be the data size of the previous pass.
5988 (Stub_table::set_final_data_size): Use current data size as the
5990 (Stub_table::relocate_stub): Change parameter type of stub from
5991 Reloc_stub pointer to Stub pointer.
5992 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5993 (Stub_table::Cortex_a8_stub_list): New typedef.
5994 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5995 Stub_table::prev_addralign_): New data member.
5996 (Arm_relobj::Arm_relobj): Initialize data member
5997 section_has_cortex_a8_workaround_.
5998 (Arm_relobj::section_has_cortex_a8_workaround,
5999 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6001 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6003 (Target_arm::relocate_stub): Change parameter type of stub from
6004 Reloc_stub pointer to Stub pointer.
6005 (Insn_template::size, Insn_template::alignment): Handle
6006 THUMB16_SPECIAL_TYPE.
6007 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6008 Stub_table::update_data_size_and_addralign,
6009 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6011 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6012 (Stub_table::do_write): Ditto.
6013 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6015 2010-01-08 Ian Lance Taylor <iant@google.com>
6018 * symtab.h (class Symbol): Remove fields is_target_special_ and
6019 has_plt_offset_. Add field is_defined_in_discarded_section_.
6020 (Symbol::is_defined_in_discarded_section): New function.
6021 (Symbol::set_is_defined_in_discarded_section): New function.
6022 (Symbol::has_plt_offset): Rewrite.
6023 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6024 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6025 Don't initialize is_target_special_ or has_plt_offset_.
6026 Initialize is_defined_in_discarded_section_.
6027 (Symbol_table::add_from_relobj): If appropriate, set
6028 is_defined_in_discarded_section.
6029 * resolve.cc (Symbol::override_base_with_special): Don't test
6030 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6031 * target-reloc.h (relocate_section): Do special handling for
6032 symbols defined in discarded sections for global symbols as well
6035 2010-01-08 Ian Lance Taylor <iant@google.com>
6037 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6038 the SHT_SYMTAB case.
6040 2010-01-08 Ian Lance Taylor <iant@google.com>
6042 * object.cc (Sized_relobj::do_layout): Don't get confused if
6043 layout_eh_frame returns NULL.
6045 2010-01-08 Ian Lance Taylor <iant@google.com>
6048 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6049 dynamic symbol table, use the normal symbol table.
6050 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6053 2010-01-08 Ian Lance Taylor <iant@google.com>
6056 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6059 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6061 * version.cc (print_version): Change to "Copyright 2010".
6063 2010-01-08 Ian Lance Taylor <iant@google.com>
6067 * i386.cc (class Target_i386): Change return type of plt_section
6069 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6070 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6071 tls_desc_rel_ field.
6072 (Output_data_plt_i386::rel_tls_desc): New function.
6073 (Target_i386::rel_tls_desc_section): New function.
6074 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6075 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6076 R_386_TLS_DESC reloc in rel_tls_desc_section.
6077 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6078 Define struct Tlsdesc_info.
6079 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6080 (Target_x86_64::do_reloc_symbol_index): New function.
6081 (Target_x86_64::add_tlsdesc_info): New function.
6082 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6083 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6085 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6087 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6088 (Target_x86_64::rela_tlsdesc_section): New function.
6089 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6091 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6092 (Target_x86_64::do_reloc_addend): New function.
6093 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6094 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6095 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6096 (Output_reloc::type): New function.
6097 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6098 (Output_reloc::is_target_specific): New function.
6099 (Output_reloc::target_arg): New function.
6100 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6101 absolute relocs and target specific relocs.
6102 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6103 add_target_specific.
6104 (class Output_data_reloc) [SHT_RELA]: Likewise.
6105 * output.cc (Output_reloc::Output_reloc): Add four new versions
6106 for absolute relocs and target specific relocs.
6107 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6108 (Output_reloc::get_symbol_index): Likewise.
6109 (Output_reloc::local_section_offset): Check that local_sym_index_
6110 is not TARGET_CODE or 0.
6111 (Output_reloc::symbol_value): Likewise.
6112 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6114 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6115 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6117 * layout.cc (add_target_dynamic_tags): Use output section for
6118 DT_PLTRELSZ and DT_JMPREL.
6120 2010-01-07 Ian Lance Taylor <iant@google.com>
6123 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6125 (class Output_data_reloc_generic): Define.
6126 (class Output_data_reloc_base): Change base class to
6127 Output_data_reloc_generic. Change add() method to call
6128 bump_relative_reloc_count for a relative reloc. Remove
6130 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6132 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6133 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6135 * layout.h (class Layout): Update declaration.
6137 2010-01-07 Ian Lance Taylor <iant@google.com>
6139 * output.h (class Output_data): Add const version of
6140 output_section and do_output_section.
6141 (class Output_section_data): Add const version of
6143 (class Output_section): Likewise.
6144 * layout.cc (Layout::add_target_dynamic_tags): New function.
6145 * layout.h (class Layout): Update declarations.
6146 * arm.cc (Target_arm::do_finalize_sections): Use
6147 add_target_dynamic_tags.
6148 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6149 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6150 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6151 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6153 2010-01-07 Ian Lance Taylor <iant@google.com>
6156 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6159 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6160 Ian Lance Taylor <iant@google.com>
6163 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6164 Xindex::read_symtab_xindex.
6166 2010-01-07 Doug Kwan <dougkwan@google.com>
6168 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6169 (Insn_template::thumb16_bcond_insn): New method declaration.
6170 (Insn_template): Fix spelling.
6171 (Stub::thumb16_special): New method declaration.
6172 (Stub::do_write): Define virtual method which was previously pure
6174 (Stub::do_thumb16_special): New method declaration.
6175 (Stub::do_fixed_endian_write): New template member.
6176 (Reloc_stub::do_write): Remove.
6177 (Reloc_stub::do_fixed_endian_write): Remove.
6178 (Cortex_a8_stub): New class definition.
6179 (Stub_factory::make_cortex_a8_stub): New method definition.
6180 (Stub_factory::Stub_factory): Add missing static storage class
6181 qualifier for elf32_arm_stub_a8_veneer_blx.
6183 2010-01-07 Ian Lance Taylor <iant@google.com>
6186 * options.h (class General_options): Add --warn-unresolved-symbols
6187 and --error-unresolved-symbols.
6188 * errors.cc (Errors::undefined_symbol): Implement
6189 --warn-unresolved-symbols.
6191 * options.h (class General_options): Add -z text and -z textoff.
6192 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6194 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6196 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6197 (Garbage_collection::cident_sections): New function.
6198 (Garbage_collection::add_cident_section): New function.
6199 (Garbage_collection::cident_sections_): New member.
6200 (gc_process_relocs): Add references to sections whose names are C
6202 * gold.h (cident_section_start_prefix): New constant.
6203 (cident_section_stop_prefix): New constant.
6204 (is_cident): New function.
6205 * layout.cc (Layout::define_section_symbols): Replace string constants
6206 with the newly defined constants.
6207 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6209 * testsuite/Makefile.am: Add gc_orphan_section_test.
6210 * testsuite/Makefile.in: Regenerate.
6211 * testsuite/gc_orphan_section_test.cc: New file.
6212 * testsuite/gc_orphan_section_test.sh: New file.
6214 2010-01-06 Ian Lance Taylor <iant@google.com>
6217 * options.h (class General_options): Add --warn-shared-textrel.
6218 * layout.cc (Layout::finish_dynamic_section): Implement
6219 --warn-shared-textrel.
6222 * options.h (class General_options): Add --warn-multiple-gp.
6224 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6226 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6227 $(THREADSLIB) and $(LIBDL).
6228 * Makefile.in: Rebuild.
6230 2010-01-06 Ian Lance Taylor <iant@google.com>
6233 * options.cc (General_options::parse_section_start): New function.
6234 (General_options::section_start): New function.
6235 (General_options::General_options): Initialize all members.
6236 * options.h: Include <map>
6237 (class General_options): Add --section-start. Add section_starts_
6239 * layout.cc (Layout::attach_allocated_section_to_segment): If
6240 --section-start was used, set the address of the segment. Remove
6241 local sort_sections.
6242 (Layout::relaxation_loop_body): If the address of the load segment
6243 has been set by --section-start, don't use it.
6244 * output.h (Output_segment::update_flags_for_output_section): New
6246 * output.cc (Output_segment::add_output_section): Call
6247 update_flags_for_output_section.
6249 2010-01-05 Ian Lance Taylor <iant@google.com>
6252 * options.h (class General_options): Add --undefined-version.
6253 * script.cc (struct Version_expression): Add was_matched_by_symbol
6255 (Version_script_info::matched_symbol): New function.
6256 (Version_script_info::get_symbol_version_helper): Call
6258 (Version_script_info::check_unmatched_names): New function.
6259 * script.h (class Version_script_info): Update declarations.
6260 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6262 * options.h (class General_options): Use DEFINE_bool_alias for
6263 allow_multiple_definition.
6264 * resolve.cc (Symbol_table::should_override): Don't test
6265 allow_multiple_definition.
6268 * options.h (class General_options): Add --cref.
6269 * main.cc (main): Print cref table if --cref. Don't close mapfile
6270 until after printing cref table.
6271 * cref.cc: Include "symtab.h".
6272 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6273 (Cref_table_compare::operator()): New function.
6274 (Cref_inputs::gather_cref): New function.
6275 (filecol): New static const.
6276 (Cref_inputs::print_cref): New function.
6277 (Cref::print_cref): New function.
6278 * cref.h: Include <cstdio>.
6279 (class Cref): Update declarations.
6280 * mapfile.h (Mapfile::file): New function.
6281 * object.h (class Object): Define Symbols. Declare virtual
6282 do_get_global_symbols.
6283 (Object::get_global_symbols): New function.
6284 * object.cc (Input_objects::add_object): Pass object to cref_ if
6286 (Input_objects::archive_start): Likewise.
6287 (Input_objects::archive_stop): Likewise.
6288 (Input_objects::print_cref): New function.
6289 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6290 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6292 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6294 * plugin.h (class Sized_pluginobj): Update declarations.
6296 2010-01-05 Ian Lance Taylor <iant@google.com>
6298 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6299 to is_default_version. Rename insdef to insdefault.
6300 (Symbol_table::add_from_relobj): Rename def to is_default_version
6301 and local to is_forced_local.
6302 (Symbol_table::add_from_pluginobj): Likewise.
6303 (Symbol_table::add_from_dynobj): Likewise.
6304 (Symbol_table::define_special_symbol): Rename insdef to
6307 2010-01-04 Ian Lance Taylor <iant@google.com>
6310 * options.h (class General_options): Add
6311 --allow-multiple-definition and -z muldefs.
6312 * resolve.cc (Symbol_table::should_override): Don't warn about a
6313 multiple symbol definition if --allow-multiple-definition or -z
6317 * options.h (class General_options): Add --add-needed and
6318 --copy-dt-needed-entries. Tweak --as-needed help entry.
6319 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6320 error if --copy-dt-needed-entries aka --add-needed is used and
6321 would cause a change in behaviour.
6324 * options.h (class General_options): Add -G as a short version of
6325 --shared. Add no-op options -assert, -g, and -i.
6327 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6329 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6330 check for .text or .gnu.linkonce.t sections.
6331 * icf.cc (Icf::find_identical_sections): Ditto.
6332 Change the detection for mangled function name within the section
6334 * icf.h (is_section_foldable_candidate): New function.
6336 2009-12-30 Ian Lance Taylor <iant@google.com>
6339 * options.h (class General_options): Permit two dashes with
6340 --retain-symbols-file.
6342 2009-12-30 Ian Lance Taylor <iant@google.com>
6345 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6346 don't put the file header and segment headers in the text
6350 * common.cc (Sort_commons::operator()): Stabilize sort when both
6352 (Symbol_table::do_allocate_commons_list): When allocating common
6353 symbols, skip a symbol which is no longer common.
6354 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6355 an object before checking its type.
6356 * testsuite/common_test_2.c: New file.
6357 * testsuite/common_test_3.c: New file.
6358 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6359 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6360 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6361 (common_test_2_pic.o, common_test_2.so): New targets.
6362 (common_test_3_pic.o, common_test_3.so): New targets.
6363 * testsuite/Makefile.in: Rebuild.
6366 * script.cc (read_input_script): If we see a new SECTIONS clause,
6367 and we have added an input section, give an error.
6368 * layout.h (class Layout): Add have_added_input_section function.
6369 Add have_added_input_section_ field.
6370 * layout.cc (Layout::Layout): Initialize
6371 have_added_input_section_.
6372 (Layout::layout): Set have_added_input_section_.
6373 (Layout::layout_eh_frame): Likewise.
6375 2009-12-30 Ian Lance Taylor <iant@google.com>
6378 * options.h (class General_options): Add --sort-common option.
6379 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6380 * common.cc (Sort_common): Add sort_order parameter to
6381 constructor. Add sort_order_ field.
6382 (Sort_commons::operator): Check sort_order_.
6383 (Symbol_table::allocate_commons): Determine the sort order.
6384 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6386 (Symbol_table::do_allocate_commons_list): Likewise.
6388 2009-12-30 Ian Lance Taylor <iant@google.com>
6391 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6392 symbols from this object, don't change the visibility of an
6394 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6396 2009-12-30 Ian Lance Taylor <iant@google.com>
6399 * script.h (class Version_script_info): Define Language enum.
6400 Update declarations. Define Glob, Exact, and Lookup types. Add
6401 new fields globals_, locals_, and is_finalized_.
6402 * script.cc: Various formatting fixes.
6403 (class Parser_closure): Change language_stack_ from a vector of
6404 std::string to one of Version_script_info::Language. Adjust all
6406 (class Lazy_demangler): Remove.
6407 (struct Version_expression): Change language from std::string to
6408 Version_script_info::Language.
6409 (Version_script_info::Version_script_info): New function.
6410 (Version_script_info::~Version_script_info): Don't call clear.
6411 (Version_script_info::finalize): New function.
6412 (Version_script_info::build_lookup_tables): New function.
6413 (Version_script_info::build_expression_list_lookup): New
6415 (Version_script_info::get_symbol_version_helper): Rewrite to use
6417 (Version_script_info::print_expression_list): Adjust to use
6418 Version_script_info::Language.
6419 (script_push_lex_into_version_mode): Check that the version script
6420 has not been finalized.
6421 (version_script_push_lang): Change language string to
6422 Version_script_info::Language.
6423 * options.cc (Command_line::version_script): New function.
6424 * options.h (class General_options): Add finalize_dynamic_list
6425 function. Change version_script from declaration to definition.
6426 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6427 * testsuite/version_script.map: Remove duplicate def of foo.
6428 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6430 * testsuite/Makefile.in: Rebuild.
6432 2009-12-30 Ian Lance Taylor <iant@google.com>
6435 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6436 if the input symbol index is 0, make the output symbol index 0.
6438 2009-12-30 Ian Lance Taylor <iant@google.com>
6441 * options.h (class General_options): Add -x/--discard-all.
6442 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6443 --discard-all. If the local symbol needs a dynamic entry, check
6444 that before handling --discard-locals.
6446 2009-12-30 Ian Lance Taylor <iant@google.com>
6449 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6451 (Output_segment::add_output_section): Don't change the flags if
6455 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6456 GNU hash table if they need a dynamic value. Otherwise, don't add
6457 them if they are defined in a dynamic object or are forced local.
6459 2009-12-29 Ian Lance Taylor <iant@google.com>
6462 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6463 .gnu.hash table for a 32-bit target.
6466 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6467 regular and a dynamic object only needs a dynamic symbol table
6468 entry if it is externally visible.
6471 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6472 constructor. Add global_offset_table_ field.
6473 (Target_i386::got_section): Set global_offset_table_.
6474 (Target_i386::do_finalize_sections): Set global_offset_table_
6476 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6477 in constructor. Add global_offset_table_ field.
6478 (Target_x86_64::got_section): Set global_offset_table_.
6479 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6482 * layout.cc (Layout::Layout): Initialize increase_relro_.
6483 (Layout::get_output_section): Add is_relro, is_last_relro, and
6484 is_first_non_relro parameters. Change all callers.
6485 (Layout::choose_output_section): Likewise.
6486 (Layout::add_output_section_data): Likewise.
6487 (Layout::make_output_section): Likewise.
6488 (Layout::set_segment_offsets): Clear increase_relro when using a
6490 * layout.h (class Layout): Add increase_relro method. Add
6491 increase_relro_ field. Update declarations.
6492 * output.cc (Output_section::Output_section): Initialize
6493 is_last_relro_ and is_first_non_relro_.
6494 (Output_segment::add_output_section): Group relro sections is
6495 do_sort is true. Handle is_last_relro and is_first_non_relro.
6496 (Output_segment::maximum_alignment): Remove relro handling.
6497 (Output_segment::set_section_addresses): Add increase_relro
6498 parameter. Change all callers. Add initial alignment to align
6499 relro sections on separate page. Remove old relro handling.
6500 (Output_segment::set_section_list_addresses): Remove in_relro
6501 parameter. Change all callers.
6502 (Output_segment::set_offset): Add increase parameter. Change all
6503 callers. Remove old relro handling.
6504 * output.h (class Output_section): Add new methods: is_last_relro,
6505 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6506 Add is_last_relro_ and is_first_non_relro_ fields.
6507 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6508 Create separate .got.plt section. Call increase_relro.
6509 * x86_64.cc (Target_x86_64::got_section): Likewise.
6510 * testsuite/relro_script_test.t: Add .got.plt.
6513 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6514 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6515 (Layout::finalize): Call set_dynamic_symbol_size.
6516 (Layout::set_dynamic_symbol_size): New function.
6517 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6518 set_dynamic_symbol_size.
6521 * output.h (class Output_section): Add is_entsize_zero_ field.
6522 * output.cc (Output_section::Output_section): Initialize
6524 (Output_section::set_entsize): If two different entsizes are
6525 requested, force it to zero.
6526 (Output_section::add_input_section): Set flags for .debug_str
6527 before updating section flags. Set entsize.
6528 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6529 and SHF_STRING if all input sections have those flags.
6531 2009-12-29 Rafael Espindola <espindola@google.com>
6533 * main.cc (main): Fix the sys time reporting.
6534 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6537 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6539 * options.cc (General_options::parse_version): Allow -v to exit
6540 without an error if there is nothing to link.
6542 2009-12-29 Ian Lance Taylor <iant@google.com>
6544 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6545 using a version of gcc before 4.1.
6546 * configure: Rebuild.
6548 2009-12-28 Chris Demetriou <cgd@google.com>
6550 * attributes.cc (Output_attributes_section_data::do_write): Use
6551 std::vector::front rather than std::vector::data.
6553 2009-12-28 Ian Lance Taylor <iant@google.com>
6555 * symtab.h (class Symbol_table): Add enum Defined.
6556 * resolve.cc (Symbol_table::should_override): Add defined
6557 parameter. Change all callers. Test whether object is NULL
6558 before calling a method on it.
6559 (Symbol_table::report_resolve_problem): Add defined parameter.
6561 (Symbol_table::should_override_with_special): Likewise.
6562 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6563 parameter. Change all callers.
6564 (Symbol_table::do_define_in_output_data): Likewise.
6565 (Symbol_table::define_in_output_segment): Likewise.
6566 (Symbol_table::do_define_in_output_segment): Likewise.
6567 (Symbol_table::define_as_constant): Likewise.
6568 (Symbol_table::do_define_as_constant): Likewise.
6569 * script.h (class Symbol_assignment): Add is_defsym parameter to
6570 constructor; change all callers.
6571 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6572 parameter. Change all callers. Add is_defsym_ field.
6573 (class Parser_closure): Add parsing_defsym parameter to
6574 constructor; change all callers. Add parsing_defsym accessor
6575 function. Add parsing_defsym_ field.
6577 2009-12-28 Ian Lance Taylor <iant@google.com>
6579 * gold.cc (queue_middle_tasks): Fix formatting.
6580 * object.cc (Relobj::is_section_name_included): Likewise.
6582 2009-12-23 Ian Lance Taylor <iant@google.com>
6584 * i386.cc (Target_i386::do_calls_non_split): Recognize
6585 -fsplit-stack prologue for a function with a static chain.
6586 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6587 -fsplit-stack prologue when using %r11.
6589 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6591 * options.cc (General_options::parse_version): Make -v continue and do
6592 the link like GNU ld does.
6594 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6596 * Makefile.am (CCFILES): Add timer.cc.
6597 (HFILES): Add timer.h.
6598 * configure.ac: Check for sysconf and times.
6599 * main.cc: include timer.h.
6600 (main): Use Timer instead of get_run_time.
6603 * workqueue.cc: include timer.h.
6604 (Workqueue::find_and_run_task):
6605 Report user, sys and wall time.
6606 * Makefile.in: Regenerate.
6607 * config.in: Regenerate.
6608 * configure: Regenerate.
6610 2009-12-16 Doug Kwan <dougkwan@google.com>
6612 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6614 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6615 relaxed input sections.
6616 * output.cc (Output_section::find_relaxed_input_section): Change
6617 return type to Output_relaxed_input_section pointer. Adjust code
6618 for new type of relaxed_input_section_map_.
6619 * output.h (Output_section::find_relaxed_input_section): Change
6620 return type to Output_relaxed_input_section pointer.
6621 (Output_section::Output_relaxed_input_section_by_input_section_map):
6623 (Output_section::relaxed_input_section_map_): Change type to
6624 Output_section::Output_relaxed_input_section_by_input_section_map.
6625 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6628 2009-12-15 Ian Lance Taylor <iant@google.com>
6630 * layout.cc (Layout::create_shstrtab): Only write out after input
6631 sections if we are compressing debug sections.
6633 2009-12-15 Ian Lance Taylor <iant@google.com>
6635 * archive.cc (Archive::add_symbols): Only look up a symbol without
6636 a version if there is, in fact, a version.
6638 2009-12-14 Ian Lance Taylor <iant@google.com>
6640 Revert -Wshadow changes, all changes from:
6641 2009-12-11 Doug Kwan <dougkwan@google.com>
6642 2009-12-11 Nick Clifton <nickc@redhat.com>
6643 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6645 2009-12-11 Doug Kwan <dougkwan@google.com>
6647 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6649 * attributes.cc (Object_attribute::size): Ditto.
6650 (Attributes_section_data::size): Ditto.
6651 (Attributes_section_data::Attributes_section_data): Ditto.
6652 (Output_attributes_section_data::do_write): Ditto.
6653 * attributes.h (Object_attribute::set_type): Ditto.
6654 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6656 2009-12-11 Nick Clifton <nickc@redhat.com>
6658 * archive.cc: Fix shadowed variable warnings.
6660 * compressed_output.cc: Likewise.
6661 * compressed_output.h: Likewise.
6662 * configure: Likewise.
6663 * dwarf_reader.cc: Likewise.
6664 * dynobj.cc: Likewise.
6665 * dynobj.h: Likewise.
6666 * ehframe.cc: Likewise.
6667 * ehframe.h: Likewise.
6668 * errors.cc: Likewise.
6669 * expression.cc: Likewise.
6670 * fileread.cc: Likewise.
6671 * fileread.h: Likewise.
6672 * freebsd.h: Likewise.
6673 * i386.cc: Likewise.
6675 * incremental.h: Likewise.
6676 * layout.cc: Likewise.
6677 * layout.h: Likewise.
6678 * mapfile.cc: Likewise.
6679 * merge.cc: Likewise.
6680 * merge.h: Likewise.
6681 * object.cc: Likewise.
6682 * object.h: Likewise.
6683 * options.h: Likewise.
6684 * output.cc: Likewise.
6685 * output.h: Likewise.
6686 * parameters.cc: Likewise.
6687 * plugin.cc: Likewise.
6688 * powerpc.cc: Likewise.
6689 * reduced_debug_output.cc: Likewise.
6690 * reduced_debug_output.h: Likewise.
6691 * reloc.cc: Likewise.
6692 * reloc.h: Likewise.
6693 * resolve.cc: Likewise.
6694 * script-sections.cc: Likewise.
6695 * script.cc: Likewise.
6696 * script.h: Likewise.
6697 * sparc.cc: Likewise.
6698 * symtab.cc: Likewise.
6699 * symtab.h: Likewise.
6700 * target-select.cc: Likewise.
6701 * target-select.h: Likewise.
6702 * token.h: Likewise.
6703 * workqueue.cc: Likewise.
6704 * workqueue.h: Likewise.
6705 * x86_64.cc: Likewise.
6707 2009-12-10 Doug Kwan <dougkwan@google.com>
6709 * arm.cc (attributes.h): New include.
6710 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6711 (Arm_relobj::~Arm_relobj): Delete object pointed by
6712 attributes_section_data_.
6713 (Arm_relobj::attributes_section_data): New method definition.
6714 (Arm_relobj::attributes_section_data_): New data member declaration.
6715 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6716 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6717 attributes_section_data_.
6718 (Arm_dynobj::attributes_section_data): New method definition.
6719 (Arm_dynobj::attributes_section_data_): New data member declaration.
6720 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6721 initialization value of may_use_blx_ to false.
6722 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6723 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6724 object attributes to compute results instead of hard-coding.
6725 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6726 Target_arm::get_secondary_compatible_arch,
6727 Target_arm::set_secondary_compatible_arch
6728 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6729 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6730 New method declarations.
6731 (Target_arm::get_aeabi_object_attribute): New method definition.
6732 (Target_arm::attributes_section_data_): New data member declaration.
6733 (read_arm_attributes_section): New template definition.
6734 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6735 (Arm_dynobj::do_read_symbols): Ditto.
6736 (Target_arm::do_finalize_sections): Merge attributes sections from
6737 input. Check for BLX use after attributes section merging.
6738 Fix __exidx_start and __exidx_end visibility. Create an
6739 .ARM.attributes section if necessary.
6740 (Target_arm::get_secondary_compatible_arch,
6741 Target_arm::set_secondary_compatible_arch,
6742 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6743 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6744 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6745 New method definitions.
6747 2009-12-09 Ian Lance Taylor <iant@google.com>
6749 * plugin.cc (Plugin::load): Don't cast from void* to a function
6752 2009-12-09 Ian Lance Taylor <iant@google.com>
6754 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6757 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6759 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6760 Replace two_file_shared_1.so with two_file_shared_2.so.
6761 * testsuite/Makefile.in: Regenerated.
6763 2009-12-08 Doug Kwan <dougkwan@google.com>
6765 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6766 (HFILES): Add attributes.h and int_encoding.h.
6767 * Makefile.in: Regenerate.
6768 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6769 function definitions to int_encoding.cc
6770 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6771 prototypes to int_encoding.h
6772 * reduced_debug_output.cc (int_encoding.h): New include.
6773 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6774 function definitions to int_encoding.cc
6775 (insert_into_vector, read_from_pointer): Move template definitions to
6777 * attributes.cc: New file.
6778 * attributes.h: New file.
6779 * int_encoding.cc: New file.
6780 * int_encoding.h: New file.
6782 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6785 * incremental-dump.cc (dump_incremental_inputs): New.
6786 (main): Use dump_incremental_inputs.
6788 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6791 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6792 checking elfcpp::STT_FUNC.
6793 (Target_i386::Relocate::relocate): Likewise.
6794 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6796 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6797 symbols from shared libraries into normal FUNC symbols.
6799 * symtab.h (Symbol): Add is_func and use it.
6801 2009-12-05 Doug Kwan <dougkwan@google.com>
6803 * arm.cc (Target_arm::arm_info): Initialize new fields
6804 attributes_section and attributes_vendor.
6805 * i386.cc (Target_i386::i386_info): Same.
6806 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6807 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6808 fields attributes_section and attributes_vendor.
6809 * sparc.cc (Target_sparc::sparc_info): Same.
6810 * target.h (Target::attributes_section, Target::attributes_vendor,
6811 Target::is_attributes_section, Target::attribute_arg_type,
6812 Target::attributes_order): New method definitions.
6813 (Target::Target_info::attributes_section,
6814 Target::Target_info::attributes_vendor): New fields.
6815 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6816 virtual method definitions.
6817 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6818 attributes_section and attributes_vendor.
6819 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6821 2009-12-05 Doug Kwan <dougkwan@google.com>
6823 * arm.cc: Update comments about interworking and stub generation.
6824 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6825 considered as non-PIC.
6826 (Arm_relocate_functions::base_abs): Fix formatting.
6827 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6828 of function to use GOT entry address instead of offset.
6829 (Target_arm::Scan::global): Issue an error if a symbol would need a
6830 PLT does not get one because it is untyped. Remove code to create
6831 dynamic symbols for relative branches.
6832 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6833 takes unsigned integer instead of boolean.
6835 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6837 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6838 (two_file_test_LDADD): Likewise.
6839 (common_test_1_LDADD): Likewise.
6840 (exception_test_LDADD) Likewise.
6841 (weak_test_LDADD): Likewise.
6842 (many_sections_test_LDADD): Likewise.
6843 (initpri1_LDADD): Likewise.
6844 (script_test_1_LDADD): Likewise.
6845 (script_test_2_LDADD): Likewise.
6846 (justsyms_LDADD): Likewise.
6847 (binary_test_LDADD): Likewise.
6848 (large_LDADD): Likewise.
6849 * testsuite/Makefile.in: Regenerated.
6851 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6853 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6854 (Symbol_table::override_with_special): Likewise.
6855 (Symbol_table::add_from_object): Likewise.
6857 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6859 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6860 Don't set the data_offset twice.
6862 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6864 * testsuite/Makefile.in: Regenerate.
6866 2009-12-03 Doug Kwan <dougkwan@google.com>
6868 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6869 (Target_arm::do_finalize_sections): Add parameter for symbol table
6870 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6871 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6872 parameter for symbol table pointer.
6873 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6874 an additional parameter for a pointer to symbol table.
6875 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6876 parameter for a symbol table pointer.
6877 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6878 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6880 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6881 parameter for a symbol table pointer.
6883 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6885 * incremental.cc (Incremental_inputs_header)
6886 (Incremental_inputs_header_write, Incremental_inputs_entry)
6887 (Incremental_inputs_entry_write): Move ...
6888 * incremental.h (Incremental_inputs_header)
6889 (Incremental_inputs_header_write, Incremental_inputs_entry)
6890 (Incremental_inputs_entry_write): here.
6892 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6894 * incremental.cc (make_sized_incremental_binary): Set the target.
6895 Error if it is incompatible.
6896 * output.h (Output_file): Add filename method.
6898 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6900 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6901 from the get_* methods.
6903 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6905 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6906 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6907 Write 0 for the data_offset of scripts.
6909 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6911 * testsuite/Makefile.am: Add the incremental_test.sh test.
6912 * testsuite/incremental_test.sh: New.
6913 * testsuite/incremental_test_1.c: New.
6914 * testsuite/incremental_test_2.c: New.
6916 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6918 * incremental-dump.cc (main): Fix typos.
6920 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6923 * incremental-dump.cc (main): Use llu to print 64 bit values.
6925 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6926 H.J. Lu <hongjiu.lu@intel.com>
6928 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6930 (incremental_dump_LDADD): Likewise.
6931 * Makefile.in: Regenerated.
6933 2009-11-25 Doug Kwan <dougkwan@google.com>
6937 2009-11-25 Doug Kwan <dougkwan@google.com>
6939 * arm.cc (Target_arm::Target_arm): Move method definition
6940 outside of class definition. Add code to handle
6941 --target1-rel, --target1-abs and --target2= options.
6942 (Target_arm::get_reloc_reloc_type): Change method to be
6943 non-static and const.
6944 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6945 New data member declaration.
6946 (Target_arm::Scan::local, Target_arm::Scan::global,
6947 Target_arm::Relocate::relocate,
6948 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6949 Adjust call to Target_arm::get_real_reloc_type.
6950 (Target_arm::get_real_reloc_type): Use command line options
6951 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6952 * options.h (--target1-rel, --target1-abs, --target2): New
6955 2009-11-25 Doug Kwan <dougkwan@google.com>
6957 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6958 class definition. Add code to handle --target1-rel, --target1-abs
6959 and --target2= options.
6960 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6962 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6964 (Target_arm::Scan::local, Target_arm::Scan::global,
6965 Target_arm::Relocate::relocate,
6966 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6967 call to Target_arm::get_real_reloc_type.
6968 (Target_arm::get_real_reloc_type): Use command line options to
6969 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6970 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6973 2009-11-25 Doug Kwan <dougkwan@google.com>
6975 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6976 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6977 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6979 (Arm_relocate_functions::thm_call): Replace body with a call to
6980 Arm_relocate_functions::thumb_branch_common.
6981 (Arm_relocate_functions::thm_jump24,
6982 Arm_relocate_functions::thm_xpc22): New method definitions.
6983 (Arm_relocate_functions::thumb_branch_common): New method definition.
6984 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6986 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6987 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6989 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6991 * Makefile.am: Build incremental-dump
6992 * Makefile.in: Regenerate.
6993 * incremental-dump.cc: New.
6994 * incremental.cc (Incremental_inputs_header_data,
6995 Incremental_inputs_entry_data): Move to incremental.h
6996 * incremental.h: (Incremental_inputs_header_data,
6997 Incremental_inputs_entry_data): Move from incremental.cc
6999 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7001 * incremental.cc (Incremental_inputs_header,
7002 Incremental_inputs_header_write, Incremental_inputs_entry,
7003 Incremental_inputs_entry_write): Add a typedef with the data type.
7005 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7007 * incremental.cc (Incremental_inputs_header,
7008 Incremental_inputs_header_write, Incremental_inputs_entry,
7009 Incremental_inputs_entry_write): Update comment about which
7010 type has the filed descriptions.
7012 2009-11-15 Doug Kwan <dougkwan@google.com>
7014 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7015 (Arm_relocate_functions::arm_branch_common): Change method defintion
7016 in class definition to a method declaration and update list of formal
7018 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7019 Arm_relocation_functions::jump24): Adjust call to
7020 Arm_relocate_functions::arm_branch_common. Update list of formal
7022 (Arm_relocate_functions::xpc25): New method definition.
7023 (Arm_relocate_functions::arm_branch_common): Move method defintion
7024 out from class definition. Use stubs for mode-switching and extending
7026 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7027 specially. Change code to enable use of stubs in ARM branches.
7029 2009-11-10 Doug Kwan <dougkwan@google.com>
7031 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7032 in method declaration.
7033 (Target_arm::relocate_stub): New method declaration.
7034 (Target_arm::default_target): Change to return a pointer instead of
7036 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7037 Target_arm::default_target.
7038 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7040 (Target_arm::relocate_section): Adjust view.
7041 (Target_arm::relocate_stub): New method definition.
7043 2009-11-10 Doug Kwan <dougkwan@google.com>
7045 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7047 * incremental.cc (open_incremental_binary): Initialized local
7048 variables to avoid warnings.
7049 * object.cc (make_elf_object): Ditto.
7050 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7053 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7056 * testsuite/plugin_test.c: Include "config.h".
7058 2009-11-09 Doug Kwan <dougkwan@google.com>
7060 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7061 (arm_symbol_value): Remove.
7062 (Arm_relocate_functions::arm_branch_common,
7063 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7064 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7065 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7066 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7067 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7068 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7069 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7070 Arm_relocate_functions::thm_mobw_abs_nc,
7071 Arm_relocate_functions::thm_mov_abs,
7072 Arm_relocate_functions::movw_prel_nc,
7073 Arm_relocate_functions::thm_movt_abs,
7074 Arm_relocate_functions::movt_prel,
7075 Arm_relocate_functions::thm_movw_prel_nc,
7076 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7077 (Target_arm::Relocate::relocate): Only decompose address into two
7078 parts if relocation type uses the thumb-bit and pass the actual
7079 bit instead of a flag indicating that the thumb-bit is used. Adjust
7080 calls to methods in Arm_relocate_functions for this change.
7082 2009-11-08 Ian Lance Taylor <iant@google.com>
7085 * reloc.cc: Instantiate
7086 Sized_relobj::initialize_input_to_output_maps and
7087 Sized_relobj:free_input_to_output_maps.
7089 2009-11-06 Ian Lance Taylor <iant@google.com>
7092 * defstd.cc (in_segment): Set only_if_ref true for "end".
7094 2009-11-06 Doug Kwan <dougkwan@google.com>
7096 * arm.cc (class Reloc_stub): Correct a comment.
7097 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7098 (Target_arm::scan_section_for_stubs): New method declaration.
7099 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7100 Change methods from private to protected.
7101 (Target_arm::do_may_relax): New method definition.
7102 (Target_arm::do_relax, Target_arm::group_sections,
7103 Target_arm::scan_reloc_for_stub,
7104 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7105 (Target_arm::arm_input_section_map_): New data member declaration.
7106 (Target_arm::scan_reloc_for_stub,
7107 Target_arm::scan_reloc_section_for_stubs,
7108 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7109 Target_arm::do_relax): New method definitions.
7111 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7113 * configure.ac: Check for (struct stat)::st_mtim
7114 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7115 * config.in: Regenerate.
7116 * configure: Regenerate.
7118 2009-11-05 Ian Lance Taylor <iant@google.com>
7121 * output.cc (Output_segment::add_output_section): Add missing
7124 2009-11-04 Ian Lance Taylor <iant@google.com>
7127 * object.h (class Object): Add is_needed and set_is_needed
7128 methods. Add is_needed_ field. Make bool fields into bitfields.
7129 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7130 defined in a dynamic object and referenced by a regular object,
7131 set is_needed for the dynamic object.
7132 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7133 if the file is marked with as_needed and it is not needed.
7135 2009-11-04 Ian Lance Taylor <iant@google.com>
7138 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7139 tags if data is discarded by linker script.
7140 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7141 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7142 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7143 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7145 2009-11-04 Ian Lance Taylor <iant@google.com>
7147 * layout.cc (Layout::get_output_section): Add is_interp and
7148 is_dynamic_linker_section parameters. Change all callers.
7149 (Layout::choose_output_section): Likewise.
7150 (Layout::make_output_section): Likewise.
7151 (Layout::add_output_section_data): Add is_dynamic_linker_section
7152 parameter. Change all callers.
7153 * layout.h (class Layout): Update declarations.
7154 * output.h (class Output_section): Add is_interp, set_is_interp,
7155 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7156 Add is_interp_, is_dynamic_linker_section_ fields. Change
7157 generate_code_fills_at_write_ to a bitfield.
7158 * output.cc (Output_section::Output_sections): Initialize new
7160 (Output_segment::add_output_section): Add do_sort parameter.
7163 2009-11-03 Ian Lance Taylor <iant@google.com>
7166 * options.h (class General_options): Add --warn-common.
7167 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7168 merging two common symbols.
7169 (Symbol_table::should_override): Handle --warn-common when merging
7170 a common symbol with a defined symbol. Use report_resolve_problem
7171 for multiple definitions.
7172 (Symbol_table::report_resolve_problem): New function.
7173 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7175 2009-11-03 Doug Kwan <dougkwan@google.com>
7177 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7179 (Target_arm::stub_factory): New method definition.
7180 (Target_arm::new_arm_input_section,
7181 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7182 Target_arm::reloc_uses_thumb_bit): New method declarations.
7183 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7184 New type definitions.
7185 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7186 member declarations.
7187 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7188 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7189 New method definitions.
7191 2009-11-03 Ian Lance Taylor <iant@google.com>
7193 * options.h (class General_options): Add --warn_constructors.
7195 2009-11-03 Ian Lance Taylor <iant@google.com>
7198 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7199 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7201 2009-11-03 Ian Lance Taylor <iant@google.com>
7204 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7205 --msgid-bugs-address.
7206 (install-pdf): New target.
7207 (install-data_yes): Look up one directory to find mkinstalldirs.
7209 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7211 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7214 2009-10-30 Doug Kwan <dougkwan@google.com>
7216 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7218 2009-10-30 Doug Kwan <dougkwan@google.com>
7220 * arm.cc (Stub_addend_reader): New struct template definition
7221 and partial specializations.
7222 (Stub_addend_reader::operator()): New method definition for a
7223 partially specialized template.
7225 2009-10-30 Doug Kwan <dougkwan@google.com>
7227 * arm.cc (Arm_relobj::processor_specific_flags): New method
7229 (Arm_relobj::do_read_symbols): New method declaration.
7230 (Arm_relobj::processor_specific_flags_): New data member declaration.
7231 (Arm_dynobj): New class definition.
7232 (Target_arm::do_finalize_sections): Add input_objects parameter.
7233 (Target_arm::do_adjust_elf_header): New method declaration.
7234 (Target_arm::are_eabi_versions_compatible,
7235 (Target_arm::merge_processor_specific_flags): New method declaration.
7236 (Target_arm::do_make_elf_object): New overloaded method definitions
7238 (Arm_relobj::do_read_symbols): New method definition.
7239 (Arm_dynobj::do_read_symbols): Ditto.
7240 (Target_arm::do_finalize_sections): Add input_objects parameters.
7241 Merge processor-specific flags from all input objects.
7242 (Target_arm::are_eabi_versions_compatible,
7243 Target_arm::merge_processor_specific_flags,
7244 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7245 New method definitions.
7246 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7247 Input_objects pointer type parameter.
7248 * layout.cc (Layout::finalize): Pass input objects to target's.
7249 finalize_sections function.
7250 * output.cc (Output_file_header::do_sized_write): Set ELF file
7251 header's processor-specific flags.
7252 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7253 Input_objects pointer type parameter.
7254 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7255 * target.h (Input_objects): New forward class declaration.
7256 (Target::processor_specific_flags,
7257 Target::are_processor_specific_flags_sect): New method definitions.
7258 (Target::finalize_sections): Add input_objects parameter.
7259 (Target::Target): Initialize processor_specific_flags_ and
7260 are_processor_specific_flags_set_.
7261 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7263 (Target::set_processor_specific_flags): New method definition.
7264 (Target::processor_specific_flags_,
7265 Target::are_processor_specific_flags_set_): New data member
7267 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7268 Input_objects pointer type parameter.
7270 2009-10-30 Doug Kwan <dougkwan@google.com>
7272 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7274 2009-10-28 Ian Lance Taylor <iant@google.com>
7276 * object.h (class Relobj): Drop options parameter from
7277 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7278 do_scan_relocs, do_relocate. Change all callers.
7279 (class Sized_relobj): Drop options parameters from
7280 do_gc_process_relocs, do_scan_relocs, do_relocate,
7281 do_relocate_sections, relocate_sections, emit_relocs_scan,
7282 emit_relocs_scan_reltype. Change all callers.
7283 (struct Relocate_info): Remove options field and all references to
7285 * reloc.h (class Read_relocs): Remove options constructor
7286 parameter and options_ field. Change all callers.
7287 (class Gc_process_relocs, class Scan_relocs): Likewise.
7288 (class Relocate_task): Likewise.
7289 * target-reloc.h (scan_relocs): Remove options parameter. Change
7291 (scan_relocatable_relocs): Likewise.
7292 * target.h (class Sized_target): Remove options parameter from
7293 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7295 * gc.h (gc_process_relocs): Remove options parameter. Change all
7297 * arm.cc: Update functions to remove options parameters.
7298 * i386.cc: Likewise.
7299 * powerpc.cc: Likewise.
7300 * sparc.cc: Likewise.
7301 * x86_64.cc: Likewise.
7302 * testsuite/testfile.cc: Likewise.
7304 2009-10-28 Doug Kwan <dougkwan@google.com>
7306 * arm.cc (Arm_relobj): New class definition.
7307 (Arm_relobj::scan_sections_for_stubs,
7308 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7309 New method definitions.
7311 2009-10-28 Cary Coutant <ccoutant@google.com>
7313 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7314 (Plugin::cleanup_done_): New member.
7315 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7316 (Plugin_manager::cleanup_done_): Remove.
7317 (Plugin_manager::add_input_file): Edit error message.
7318 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7319 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7321 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7323 * fileread.cc: (File_read::View::~View): Use the new
7324 data_ownership_ filed.
7325 (File_read::~File_read): Dispose the new whole_file_view_.
7326 (File_read::open): Mmap the whole file if needed.
7327 (File_read::open): Use whole_file_view_ instead of contents_.
7328 (File_read::find_view): Use whole_file_view_ if applicable.
7329 (File_read::do_read): Use whole_file_view_ instead of contents_.
7330 (File_read::make_view): Use whole_file_view_ instead of contents_,
7331 update File_read::View::View call.
7332 (File_read::find_or_make_view): Update File_read::View::View
7334 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7336 (File_read::View::Data_ownership): New enum.
7337 (File_read::View::View): Replace bool mapped_ with Data_ownership
7339 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7340 (File_read::View::data_ownership_): New field.
7341 (File_read::contents_): Remove (replaced by whole_file_view_).
7342 (File_read::whole_file_view_): New field.
7343 * options.h (class General_options): Add --keep-files-mapped.
7345 2009-10-27 Cary Coutant <ccoutant@google.com>
7347 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7348 * testsuite/Makefile.am (plugin_test_5): New test case.
7349 * testsuite/Makefile.in: Regenerate.
7351 2009-10-25 Doug Kwan <dougkwan@google.com>
7353 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7354 from private to protected to allow access by child class.
7355 (Sized_relobj::do_relocate_sections): New method declaration.
7356 (Sized_relobj::relocate_sections): Virtualize.
7357 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7358 Sized_relobj::relocate_sections. Instantiate template explicitly
7359 for different target sizes and endianity.
7361 2009-10-24 Doug Kwan <dougkwan@google.com>
7363 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7364 (Arm_input_section::as_arm_input_section): New method.
7365 (Arm_output_section): New class definition.
7366 (Arm_output_section::create_stub_group,
7367 Arm_output_section::group_sections): New method definitions.
7369 2009-10-22 Doug Kwan <dougkwan@google.com>
7371 * arm.cc (Arm_input_section): New class definition.
7372 (Arm_input_section::init, Arm_input_section:do_write,
7373 Arm_input_section::set_final_data_size,
7374 Arm_input_section::do_reset_address_and_file_offset): New method
7377 2009-10-21 Doug Kwan <dougkwan@google.com>
7379 * arm.cc (Stub_table, Arm_input_section): New forward class
7381 (Stub_table): New class defintion.
7382 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7383 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7384 New method definition.
7386 2009-10-21 Doug Kwan <dougkwan@google.com>
7388 * arm.cc: Update copyright comments.
7389 (Target_arm): New forward class template declaration.
7390 (Arm_address): New type.
7391 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7392 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7393 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7395 (Insn_template): Same.
7396 (DEF_STUBS): New macro.
7397 (Stub_type): New enum type.
7398 (Stub_template): New class definition.
7401 (Stub_factory): Same.
7402 (Target_arm::Target_arm): Initialize may_use_blx_ and
7403 should_force_pic_veneer_.
7404 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7405 Target_arm::should_force_pic_veneer,
7406 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7407 Target_arm::using_thumb_only, Target_arm:;default_target): New
7409 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7410 New data member declarations.
7411 (Insn_template::size, Insn_template::alignment): New method defintions.
7412 (Stub_template::Stub_template): New method definition.
7413 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7414 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7415 (Stub_factory::Stub_factory): New method definition.
7416 * gold.h (string_hash): New template.
7417 * output.h (Input_section_specifier::hash_value): Use
7419 (Input_section_specifier::string_hash): Remove.
7420 * stringpool.cc (Stringpool_template::string_hash): Use
7423 2009-10-20 Doug Kwan <dougkwan@google.com>
7425 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7426 symbols of relaxed input sections.
7427 * output.h (Output_section::find_relaxed_input_section): Make
7430 2009-10-16 Doug Kwan <dougkwan@google.com>
7432 * dynobj.cc (Versions::Versions): Initialize version_script_.
7433 Only insert base version symbol definition for a shared object
7434 if version script defines any version versions.
7435 (Versions::define_base_version): New method definition.
7436 (Versions::add_def): Check that base version is not needed.
7437 (Versions::add_need): Define base version lazily.
7438 * dynobj.h (Versions::define_base_version): New method declaration.
7439 (Versions::needs_base_version_): New data member declaration.
7440 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7441 (check_DATA): Add no_version_test.stdout.
7442 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7444 * testsuite/Makefile.in: Regenerate.
7445 * testsuite/no_version_test.c: New file.
7446 * testsuite/no_version_test.sh: Ditto.
7448 2009-10-16 Doug Kwan <dougkwan@google.com>
7450 * expression.cc (class Segment_start_expression): New class definition.
7451 (Segment_start_expression::value): New method definition.
7452 (script_exp_function_segment_start): Return a new
7453 Segment_start_expression.
7454 * gold/script-c.h (script_saw_segment_start_expression): New function
7456 * script-sections.cc (Script_sections::Script_sections): Initialize
7457 SAW_SEGMENT_START_EXPRESSION_ to false.
7458 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7459 and -Tbbs options to specify section addresses if given in
7460 command line and no SEGMENT_START expression is seen in a script.
7461 * script-sections.h (Script_sections::saw_segment_start_expression,
7462 Script_sections::set_saw_segment_start_expression): New method
7464 (Script_sections::saw_segment_start_expression_): New data member
7466 * script.cc (script_saw_segment_start_expression): New function.
7467 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7468 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7469 script_test_7.sh and script_test_8.sh.
7470 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7471 script_test_8.stdout.
7472 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7473 (script_test_6, script_test_6.stdout, script_test_7,
7474 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7475 * Makefile.in: Regenerate.
7476 * testsuite/script_test_6.sh: New file.
7477 * testsuite/script_test_6.t: Same.
7478 * testsuite/script_test_7.sh: Same.
7479 * testsuite/script_test_7.t: Same.
7480 * testsuite/script_test_8.sh: Same.
7482 2009-10-16 Doug Kwan <dougkwan@google.com>
7484 * output.cc (Output_segment::set_section_list_address): Cast
7485 expressions to unsigned long long type to avoid format warnings.
7487 2009-10-15 Ian Lance Taylor <iant@google.com>
7489 * script.cc (Script_options::add_symbol_assignment): Always add a
7490 dot assignment to script_sections_.
7491 * script-sections.cc (Script_sections::add_dot_assignment):
7492 Initialize if necessary.
7494 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7495 program headers with no load segment if there is a linker script.
7497 * layout.cc (Layout::set_segment_offsets): Align the file offset
7498 to the segment aligment for -N or -n with no load segment.
7499 * output.cc (Output_segment::add_output_section): Don't crash if
7500 the first section is a TLS section.
7501 (Output_segment::set_section_list_addresses): Print an error
7502 message if the address moves backward in a linker script.
7503 * script-sections.cc
7504 (Output_section_element_input::set_section_addresses): Don't
7505 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7506 (Orphan_output_section::set_section_addresses): Likewise.
7508 2009-10-15 Doug Kwan <dougkwan@google.com>
7510 * layout.cc (Layout::finish_dynamic_section): Generate tags
7511 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7512 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7513 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7515 2009-10-14 Ian Lance Taylor <iant@google.com>
7517 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7519 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7520 data_shdr fields of relinfo.
7521 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7522 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7523 R_386_TLS_LDO_32, adjust based on section flags.
7524 (Target_i386::Relocate::fix_up_ldo): Remove.
7526 2009-10-13 Ian Lance Taylor <iant@google.com>
7528 Add support for -pie.
7529 * options.h (class General_options): Add -pie and
7531 (General_options::output_is_position_independent): Test -pie.
7532 (General_options::output_is_executable): Return true if not shared
7533 and not relocatable.
7534 (General_options::output_is_pie): Remove.
7535 * options.cc (General_options::finalize): Reject incompatible uses
7537 * gold.cc (queue_middle_tasks): A -pie link is not static.
7538 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7539 * symtab.cc (Symbol::final_value_is_known): Return false if
7540 output_is_position_independent.
7541 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7542 output_is_position_independent.
7543 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7544 output_is_position_independent.
7545 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7546 output_is_position_independent.
7547 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7549 (basic_pie_test.o, basic_pie_test): New targets.
7550 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7551 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7552 (two_file_pie_test): New target.
7553 * testsuite/Makefile.in: Rebuild.
7554 * README: Remove note saying that -pie is not supported.
7556 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7558 * options.h (class General_options): Add -init and -fini.
7559 * layout.cc (Layout::finish_dynamic_section): Emit
7560 given init and fini functions.
7562 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7564 * gc.h (gc_process_relocs): Check if icf is enabled using new
7566 * gold.cc (queue_initial_tasks): Likewise.
7567 (queue_middle_tasks): Likewise.
7568 * object.cc (do_layout): Likewise.
7569 * symtab.cc (is_section_folded): Likewise.
7570 * main.cc (main): Likewise.
7571 * reloc.cc (Read_relocs::run): Likewise.
7572 (Sized_relobj::do_scan_relocs): Likewise.
7573 * icf.cc (is_function_ctor_or_dtor): New function.
7574 (Icf::find_identical_sections): Check if function is ctor or dtor when
7576 * options.h (General_options::icf): Change option to be an enum.
7577 (Icf_status): New enum.
7578 (icf_enabled): New method.
7579 (icf_safe_folding): New method.
7580 (set_icf_status): New method.
7581 (icf_status_): New variable.
7582 * (options.cc) (General_options::finalize): Set icf_status_.
7583 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7584 icf_test and icf_keep_unique_test to use the --icf enum flag.
7585 * testsuite/icf_safe_test.sh: New file.
7586 * testsuite/icf_safe_test.cc: New file.
7588 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7590 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7591 includes to gc.h and icf.h.
7592 * arm.cc: Include gc.h.
7593 * gold.cc: Likewise.
7594 * i386.cc: Likewise.
7595 * powerpc.cc: Likewise.
7596 * sparc.cc: Likewise.
7597 * x86_64.cc: Likewise.
7598 * gc.h: Include icf.h.
7600 2009-10-11 Ian Lance Taylor <iant@google.com>
7602 * plugin.cc: Include "gold.h" before other header files.
7604 2009-10-10 Chris Demetriou <cgd@google.com>
7606 * options.h (Input_file_argument::Input_file_type): New enum.
7607 (Input_file_argument::is_lib_): Replace with...
7608 (Input_file_argument::type_): New member.
7609 (Input_file_argument::Input_file_argument): Take Input_file_type
7610 'type' rather than boolean 'is_lib' as second argument.
7611 (Input_file_argument::is_lib): Use type_.
7612 (Input_file_argument::is_searched_file): New function.
7613 (Input_file_argument::may_need_search): Handle is_searched_file.
7614 * options.cc (General_options::parse_library): Support -l:filename.
7615 (General_options::parse_just_symbols): Update for Input_file_argument
7617 (Command_line::process): Likewise.
7618 * archive.cc (Archive::get_file_and_offset): Likewise.
7619 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7620 * script.cc (read_script_file, script_add_file): Likewise.
7621 * fileread.cc (Input_file::Input_file): Likewise.
7622 (Input_file::will_search_for): Handle is_searched_file.
7623 (Input_file::open): Likewise.
7624 * readsyms.cc (Read_symbols::get_name): Likewise.
7625 * testsuite/Makefile.am (searched_file_test): New test.
7626 * testsuite/Makefile.in: Regenerate.
7627 * testsuite/searched_file_test.cc: New file.
7628 * testsuite/searched_file_test_lib.cc: New file.
7630 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7631 Ian Lance Taylor <iant@google.com>
7633 * descriptor.cc: Include <cstdio> and "binary-io.h".
7634 (Descriptors::open): Open the files in binary mode always.
7635 * script.cc (Lex::get_token): Treat \r as whitespace.
7637 2009-10-09 Ian Lance Taylor <iant@google.com>
7639 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7641 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7642 Ian Lance Taylor <iant@google.com>
7644 * configure.ac: Check for readv function also.
7645 * fileread.cc (readv): Define if not HAVE_READV.
7646 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7648 * config.in: Regenerate.
7649 * configure: Regenerate.
7651 2009-10-09 Doug Kwan <dougkwan@google.com>
7653 * layout.cc (Layout::make_output_section): Call target hook to make
7654 ordinary output section.
7655 (Layout::finalize): Adjust parameter list of call the
7656 Target::may_relax().
7657 * layout.h (class Layout::section_list): New method.
7658 * merge.h (Output_merge_base::entsize): Change visibility to public.
7659 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7661 (Output_merge_string::do_is_string): New method.
7662 * object.cc (Sized_relobj::do_setup): renamed from
7663 Sized_relobj::set_up.
7664 * object.h (Sized_relobj::adjust_shndx,
7665 Sized_relobj::initializ_input_to_output_maps,
7666 Sized_relobj::free_input_to_output_maps): Change visibilities to
7668 (Sized_relobj::setup): Virtualize.
7669 (Sized_relobj::do_setup): New method declaration.
7670 (Sized_relobj::invalidate_section_offset,
7671 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7672 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7673 * options.cc (parse_int): New function.
7674 * options.h (parse_int): New declaration.
7675 (DEFINE_int): New macro.
7676 (stub_group_size): New option.
7677 * output.cc (Output_section::Output_section): Initialize memebers
7678 merge_section_map_, merge_section_by_properties_map_,
7679 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7680 (Output_section::add_input_section): Handled deferred code-fill
7681 generation and remove an old comment.
7682 (Output_section::add_relaxed_input_section): New method definition.
7683 (Output_section::add_merge_input_section): Use merge section by
7684 properties map to speed to search. Update merge section maps
7686 (Output_section::build_relaxation_map): New method definition.
7687 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7689 (Output_section::relax_input_section): Renamed to
7690 Output_section::convert_input_sections_to_relaxed_sections and change
7691 interface to take a vector of pointers to relaxed sections.
7692 (Output_section::find_merge_section,
7693 Output_section::find_relaxed_input_section): New method definitions.
7694 (Output_section::is_input_address_mapped,
7695 Output_section::output_offset, Output_section::output_address):
7696 Use output section data maps to speed up searching.
7697 (Output_section::find_starting_output_address): Add comments.
7698 (Output_section::do_write,
7699 Output_section::write_to_postprocessing_buffer): Do code-fill
7700 generation as appropriate.
7701 (Output_section::get_input_sections): Invalidate relaxed input section
7703 (Output_section::restore_states): Adjust type of checkpoint .
7704 Invalidate relaxed input section map.
7705 * output.h (Output_merge_base): New class declaration.
7706 (Input_section_specifier): New class defintion.
7707 (class Output_relaxed_input_section) Change base class to
7708 Output_section_data_build.
7709 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7710 base class initializer.
7711 (Output_section::add_relaxed_input_section): New method declaration.
7712 (Output_section::Input_section): Change visibility to protected.
7713 (Output_section::Input_section::relobj,
7714 Output_section::Input_section::shndx): Handle relaxed input sections.
7715 Output_section::input_sections) Change visibility to protected. Also
7716 define overload to return a non-const pointer.
7717 (Output_section::Merge_section_properties): New class defintion.
7718 (Output_section::Merge_section_by_properties_map,
7719 Output_section::Output_section_data_by_input_section_map,
7720 Output_section::Relaxation_map): New types.
7721 (Output_section::relax_input_section): Rename method to
7722 Output_section::convert_input_sections_to_relaxed_sections and change
7723 interface to take a vector of relaxed section pointers.
7724 (Output_section::find_merge_section,
7725 Output_section::find_relaxed_input_section,
7726 Output_section::build_relaxation_map,
7727 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7728 New method declarations.
7729 (Output_section::merge_section_map_
7730 Output_section::merge_section_by_properties_map_,
7731 Output_section::relaxed_input_section_map_,
7732 Output_section::is_relaxed_input_section_map_valid_,
7733 Output_section::generate_code_fills_at_write_): New data members.
7734 * script-sections.cc
7735 (Output_section_element_input::set_section_addresses): Call
7736 current_data_size and addralign methods of relaxed input sections.
7737 (Orphan_output_section::set_section_addresses): Call current_data_size
7738 and addralign methods of relaxed input sections.
7739 * symtab.cc (Symbol_table::compute_final_value): Extract template
7740 from the body of Symbol_table::sized_finalize_symbol.
7741 (Symbol_table::sized_finalized_symbol): Call
7742 Symbol_table::compute_final_value.
7743 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7744 (Symbol_table::compute_final_value): New templated method declaration.
7745 * target.cc (Target::do_make_output_section): New method defintion.
7746 * target.h (Target::make_output_section): New method declaration.
7747 (Target::relax): Add more parameters for input objects, symbol table
7748 and layout. Adjust call to do_relax.
7749 (Target::do_make_output_section): New method declaration.
7750 (Target::do_relax): Add parameters for input objects, symbol table
7753 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7755 * pread.c: Include stdio.h.
7757 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7759 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7762 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7764 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7765 Change read_shndx type to unsigned int.
7766 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7768 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7769 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7770 Change read_shndx type to unsigned int.
7771 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7773 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7774 * layout.cc (Layout::create_symtab_sections): Cast the result of
7775 local_symcount * symsize to off_t in the gold_assert.
7777 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7779 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7780 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7782 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7783 (Arm_relocate_functions::thm_abs5): New function.
7784 (Arm_relocate_functions::abs12): New function.
7785 (Arm_relocate_functions::abs16): New function.
7786 (Arm_relocate_functions::base_abs): New function.
7787 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7788 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7789 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7791 (Scan::global): Likewise.
7792 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7793 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7794 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7795 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7798 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7800 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7801 (Arm_relocate_functions::movt_prel): New function.
7802 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7803 (Arm_relocate_functions::thm_movt_prel): New function.
7804 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7805 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7806 (Scan::global, Relocate::relocate): Likewise.
7807 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7809 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7811 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7812 Incremental_checker.
7813 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7815 (class Incremental_inputs_header): New class.
7816 (Incremental_inputs_header_writer): Edit comment.
7817 (Incremental_inputs_entry): New class.
7818 (Incremental_inputs_entry_writer): Edit comment.
7819 (Sized_incremental_binary::do_find_incremental_inputs_section):
7820 Add *strtab_shndx parameter, fill it.
7821 (Sized_incremental_binary::do_check_inputs): New method.
7822 (Incremental_checker::can_incrementally_link_output_file): Use
7823 Sized_incremental_binary::check_inputs.
7824 (Incremental_inputs::report_command_line): Save command line in
7827 (Incremental_binary::find_incremental_inputs_section): New
7829 (Incremental_binary::do_find_incremental_inputs_section): Add
7830 strtab_shndx parameter.
7831 (Incremental_binary::do_check_inputs): New pure virtual method.
7832 (Sized_incremental_binary::do_check_inputs): Declare.
7833 (Incremental_checker::Incremental_checker): Add incremental_inputs
7834 parameter, use it to initialize incremental_inputs_.
7835 (Incremental_checker::incremental_inputs_): New field.
7836 (Incremental_checker::command_line): New method.
7837 (Incremental_checker::inputs): New method.
7838 (Incremental_checker::command_line_): New field.
7840 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7842 * incremental.cc: Include <cstdarg> and "target-select.h".
7843 (vexplain_no_incremental): New function.
7844 (explain_no_incremental): New function.
7845 (Incremental_binary::error): New method.
7846 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7848 (make_sized_incremental_binary): New function.
7849 (open_incremental_binary): New function.
7850 (can_incrementally_link_file): Add checks if output is ELF and has
7852 * incremental.h: Include "elfcpp_file.h" and "output.h".
7853 (Incremental_binary): New class.
7854 (Sized_incremental_binary): New class.
7855 (open_incremental_binary): Declare.
7856 * object.cc (is_elf_object): Use
7857 elfcpp::Elf_recognizer::is_elf_file.
7858 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7859 * output.h (Output_file::filesize): New method.
7861 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7863 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7865 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7866 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7868 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7870 (Arm_relocate_functions::movw_abs_nc): New function.
7871 (Arm_relocate_functions::movt_abs): New function.
7872 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7873 (Arm_relocate_functions::thm_movt_abs): New function.
7874 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7875 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7876 (Scan::global): Likewise.
7877 (Relocate::relocate): Likewise.
7878 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7880 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7882 * arm.cc (Arm_relocate_functions::got_prel) New function.
7883 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7884 (Relocate::relocate): Likewise.
7885 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7887 2009-10-06 Ian Lance Taylor <iant@google.com>
7889 * options.h (class General_options): Define
7890 split_stack_adjust_size parameter.
7891 * object.h (class Object): Add uses_split_stack_ and
7892 has_no_split_stack_ fields. Add uses_split_stack and
7893 has_no_split_stack accessor functions. Declare
7894 handle_split_stack_section.
7895 (class Reloc_symbol_changes): Define.
7896 (class Sized_relobj): Define Function_offsets. Declare
7897 split_stack_adjust, split_stack_adjust_reltype, and
7899 * object.cc (Object::handle_split_stack_section): New function.
7900 (Sized_relobj::do_layout): Call handle_split_stack_section.
7901 * dynobj.cc (Sized_dynobj::do_layout): Call
7902 handle_split_stack_section.
7903 * reloc.cc (Sized_relobj::relocate_sections): Call
7904 split_stack_adjust for executable sections in split_stack
7905 objects. Pass reloc_map to relocate_section.
7906 (Sized_relobj::split_stack_adjust): New function.
7907 (Sized_relobj::split_stack_adjust_reltype): New function.
7908 (Sized_relobj::find_functions): New function.
7909 * target-reloc.h: Include "object.h".
7910 (relocate_section): Add reloc_symbol_changes parameter. Change
7912 * target.h (class Target): Add calls_non_split method. Declare
7913 do_calls_non_split virtual method. Declare match_view and
7915 * target.cc: Include "elfcpp.h".
7916 (Target::do_calls_non_split): New function.
7917 (Target::match_view): New function.
7918 (Target::set_view_to_nop): New function.
7919 * gold.cc (queue_middle_tasks): Give an error if mixing
7920 split-stack and non-split-stack objects with -r.
7921 * i386.cc (Target_i386::relocate_section): Add
7922 reloc_symbol_changes parameter.
7923 (Target_i386::do_calls_non_split): New function.
7924 * x86_64.cc (Target_x86_64::relocate_section): Add
7925 reloc_symbol_changes parameter.
7926 (Target_x86_64::do_calls_non_split): New function.
7927 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7929 * powerpc.cc (Target_powerpc::relocate_section): Add
7930 reloc_symbol_changes parameter.
7931 * sparc.cc (Target_sparc::relocate_section): Add
7932 reloc_symbol_changes parameter.
7933 * configure.ac: Call AM_CONDITIONAL for the default target.
7934 * configure: Rebuild.
7935 * testsuite/Makefile.am (TEST_AS): New variable.
7936 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7937 (check_DATA): Add split_i386 and split_x86_64 files.
7938 (SPLIT_DEFSYMS): Define.
7939 (split_i386_[1234n].o): New targets.
7940 (split_i386_[124]): New targets.
7941 (split_i386_[1234r].stdout): New targets.
7942 (split_x86_64_[1234n].o): New targets.
7943 (split_x86_64_[124]): New targets.
7944 (split_x86_64_[1234r].stdout): New targets.
7945 (MOSTLYCLEANFILES): Add new executables.
7946 * testsuite/split_i386.sh: New file.
7947 * testsuite/split_x86_64.sh: New file.
7948 * testsuite/split_i386_1.s: New file.
7949 * testsuite/split_i386_2.s: New file.
7950 * testsuite/split_i386_3.s: New file.
7951 * testsuite/split_i386_4.s: New file.
7952 * testsuite/split_i386_n.s: New file.
7953 * testsuite/split_x86_64_1.s: New file.
7954 * testsuite/split_x86_64_2.s: New file.
7955 * testsuite/split_x86_64_3.s: New file.
7956 * testsuite/split_x86_64_4.s: New file.
7957 * testsuite/split_x86_64_n.s: New file.
7958 * testsuite/testfile.cc (Target_test): Update relocation_section
7960 * testsuite/Makefile.in: Rebuild.
7962 2009-10-06 Ian Lance Taylor <iant@google.com>
7964 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7965 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7966 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7967 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7968 the address on ldo_addrs_.
7969 (Target_i386::Relocate::fix_up_ldo): New function.
7971 2009-10-06 Rafael Espindola <espindola@google.com>
7973 * plugin.cc (add_input_library): New.
7974 (Plugin::load): Add add_input_library to tv.
7975 (Plugin_manager::add_input_file): Add the is_lib argument.
7976 (add_input_file): Update call to Plugin_manager::add_input_file.
7977 (add_input_library): New.
7978 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7980 2009-09-30 Doug Kwan <dougkwan@google.com>
7982 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7983 symbol and call Symbol::may_need_copy_reloc to determine if
7984 a copy reloc is needed.
7985 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7986 nocopyreloc is given in command line.
7987 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7988 given in command line.
7989 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7990 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7991 of the removed Target_i386::may_need_copy_reloc.
7992 * options.h (copyreloc): New option with default value false.
7993 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7994 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7995 instead of the removed Target_powerpc::may_need_copy_reloc.
7996 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7997 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7998 instead of the removed Target_sparc::may_need_copy_reloc.
7999 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8000 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8001 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8002 instead of the removed Target_x86_64::may_need_copy_reloc.
8004 2009-09-30 Ian Lance Taylor <iant@google.com>
8006 * object.h (class Object): Remove target_ field, and target,
8007 sized_target, and set_target methods.
8008 (Object::sized_target): Remove.
8009 (class Sized_relobj): Update declarations. Remove sized_target.
8010 * object.cc (Sized_relobj::setup): Remove target parameter.
8012 (Input_objects::add_object): Don't do anything with the target.
8013 (make_elf_sized_object): Add punconfigured parameter. Change all
8014 callers. Set or test parameter target.
8015 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8017 * parameters.cc (Parameters::set_target): Change parameter type to
8019 (Parameters::default_target): Remove.
8020 (set_parameters_target): Change parameter type to be non-const.
8021 (parameters_force_valid_target): New function.
8022 (parameters_clear_target): New function.
8023 * parameters.h (class Parameters): Update declarations. Remove
8024 default_target method. Add sized_target and clear_target
8025 methods. Change target_ to be non-const.
8026 (set_parameters_target): Update declaration.
8027 (parameters_force_valid_target): Declare.
8028 (parameters_clear_target): Declare.
8029 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8030 as NULL if we aren't searching.
8031 (Add_symbols::run): Don't check for compatible target.
8032 * fileread.cc (Input_file::open_binary): Call
8033 parameters_force_valid_target.
8034 * gold.cc (queue_middle_tasks): Likewise.
8035 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8036 set_target on object.
8037 * dynobj.h (class Sized_dynobj): Update declarations.
8038 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8039 make_elf_object returns NULL.
8040 (Archive::include_member): Don't check whether object target is
8042 * output.cc (Output_section::add_input_section): Get target from
8044 (Output_section::relax_input_section): Likewise.
8045 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8047 (Sized_relobj::do_scan_relocs): Likewise.
8048 (Sized_relobj::relocate_sections): Likewise.
8049 * resolve.cc (Symbol_table::resolve): Likewise.
8050 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8051 parameter. Change all callers.
8052 (Symbol_table::add_from_object): Get target from parameters.
8053 (Symbol_table::add_from_relobj): Don't check object target.
8054 (Symbol_table::add_from_dynobj): Likewise.
8055 (Symbol_table::define_special_symbol): Get target from
8057 * symtab.h (class Symbol_table): Update declaration.
8058 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8059 parameter. Change all callers. Clear parameter target.
8060 (Binary_test): Test target here.
8061 * testsuite/object_unittest.cc (gold_testsuite): Remove
8062 target_test_pointer parameter. Change all callers.
8063 (Object_test): Test target here.
8065 2009-09-26 Ian Lance Taylor <iant@google.com>
8067 * testsuite/initpri1.c: Don't try to use constructor priorities if
8068 compiling with gcc before 4.3.
8070 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8072 * testsuite/retain_symbols_file_test.sh (check_present): Change
8073 output file name to retain_symbols_file_test.stdout.
8074 (check_absent): Likewise.
8076 2009-09-18 Craig Silverstein <csilvers@google.com>
8078 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8079 * options.cc: Include <cerrno> and <fstream>.
8080 (General_options::finalize): Parse -retain-symbols-file tag.
8081 * options.h: New flag.
8082 (General_options): New method should_retain_symbol, new
8083 variable symbols_to_retain.
8084 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8085 should_retain_symbol map.
8086 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8087 * testsuite/Makefile.in: Regenerate.
8088 * testsuite/retain_symbols_file_test.sh: New file.
8090 2009-09-18 Nick Clifton <nickc@redhat.com>
8092 * po/es.po: Updated Spanish translation.
8094 2009-09-17 Doug Kwan <dougkwan@google.com>
8096 * debug.h (DEBUG_RELAXATION): New constant.
8097 (DEBUG_ALL): Add DEBUG_RELAXATION.
8098 (debug_string_to_enum): Add relaxation debug option.
8100 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8101 Layout::Relaxation_debug_check::read_sections,
8102 Layout::Relaxation_debug_check::read_sections): New method definitions.
8103 (Layout::Layout): Initialize data members
8104 record_output_section_data_from_scrips_,
8105 script_output_section_data_list_ and relaxation_debug_check_.
8106 (Layout::save_segments, Layout::restore_segments,
8107 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8108 Layout::relaxation_loop_body): New method definitions.
8109 (Layout::finalize): Support relaxation. Move section layout code to
8110 Layout::relaxation_loop_body.
8111 (Layout::set_asection_address_from_script): Move code for orphan
8112 section placement out.
8113 (Layout::place_orphan_sections_in_script): New method definition.
8114 * layout.h (Output_segment_headers, Output_file_header):
8115 New forward class declarations.
8116 (Layout::~Layout): Define.
8117 (Layout::new_output_section_data_from_script): New method definition.
8118 (Layout::place_orphan_sections_in_script): New method declaration.
8119 (Layout::Segment_states): New type declaration.
8120 (Layout::save_segments, Layout::restore_segments,
8121 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8122 Layout::relaxation_loop_body): New method declarations.
8123 (Layout::Output_section_data_list): New type declaration.
8124 (Layout::Relaxation_debug_check): New class definition.
8125 (Layout::record_output_section_data_from_script_,
8126 Layout::script_output_section_data_list_, Layout::segment_states_,
8127 Layout::relaxation_debug_check_): New data members.
8128 * output.cc: (Output_section_headers::do_size): New method definition.
8129 (Output_section_headers::Output_section_headers): Move size
8130 computation to Output_section_headers::do_size.
8131 (Output_segment_headers::do_size): New method definition.
8132 (Output_file_header::Output_file_header): Move size computation to
8133 Output_file_header::do_size and call it.
8134 (Output_file_header::do_size): New method definition.
8135 (Output_data_group::Output_data_group): Adjust call to
8136 Output_section_data.
8137 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8138 (Output_symtab_xindex::do_write): Add array bound check.
8139 (Output_section::Input_section::print_to_mapfile): Handle
8140 RELAXED_INPUT_SECTION_CODE.
8141 (Output_section::Output_section): Initialize data member checkpoint_.
8142 (Output_section::~Output_section): Delete checkpoint object pointed
8144 (Output_section::add_input_section): Always add an Input_section if
8146 (Output_section::add_merge_input_section): Add assert.
8147 (Output_section::relax_input_section): New method definition.
8148 (Output_section::set_final_data_size): Set load address to zero for
8149 an unallocated section.
8150 (Output_section::do_address_and_file_offset_have_reset_values):
8151 New method definition.
8152 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8153 Handle relaxed input section.
8154 (Output_section::sort_attached_input_sections): Checkpoint input
8155 section list lazily.
8156 (Output_section::get_input_sections): Change type of input_sections to
8157 list of Simple_input_section pointers. Checkpoint input section list
8158 lazily. Also handle relaxed input sections.
8159 (Output_section::add_input_section_for_script): Take a reference to
8160 a Simple_input_section object instead of Relobj pointer and section
8161 index as parameter. Handle relaxed input sections.
8162 (Output_section::save_states, Output_section::restore_states): New
8164 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8165 (Output_data::is_data_size_fixed): New method definition.
8166 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8168 (Output_data::address_and_file_offset_have_reset_values): New method
8170 (Output_data::do_address_and_file_offset_have_reset_values): New method
8172 (Output_data::set_data_size): Check that data size is not fixed.
8173 (Output_data::fix_data_size): New method definition.
8174 (Output_data::is_data_size_fixed_): New data member.
8175 (Output_section_headers::set_final_data_size): New method definition.
8176 (Output_section_headers::do_size): New method declaration.
8177 (Output_segment_headers::set_final_data_size): New method definition.
8178 (Output_segment_headers::do_size): New method declaration.
8179 (Output_file_header::set_final_data_size)::New method definition.
8180 (Output_file_header::do_size)::New method declaration.
8181 (Output_section_data::Output_section_data): Add new parameter
8182 is_data_size_fixed and use it to fix data size.
8183 (Output_data_const::Output_data_const): Adjust call to base class
8184 constructor and fix data size.
8185 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8186 base class constructor and fix data size.
8187 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8188 base class constructor and fix data size.
8189 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8190 class constructor and fix data size.
8191 (Output_data_group::set_final_data_size): New method definition.
8192 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8193 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8194 class constructor and fix data size.
8195 (Output_relaxed_input_section): New class definition.
8196 (Output_section::Simple_input_section): New class definition.
8197 (Output_section::get_input_sections): Adjust parameter list.
8198 (Output_section::add_input_section_for_script): Same.
8199 (Output_section::save_states, Output_section::restore_states,
8200 Output_section::do_address_and_file_offset_have_reset_values,
8201 (Output_section::Input_section::Input_section): Handle
8202 RELAXED_INPUT_SECTION_CODE. Add new overload for
8203 Output_relaxed_input_section.
8204 (Output_section::Input_section::is_input_section,
8205 Output_section::Input_section::set_output_section): Handle relaxed
8207 (Output_section::Input_section::is_relaxed_input_section,
8208 Output_section::Input_section::output_section_data,
8209 Output_section::Input_section::relaxed_input_section): New method
8211 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8213 (Output_section::Input_section::u1_): Update comments.
8214 (Output_section::Input_section::u2_): Add new union member poris.
8215 (Output_section::Checkpoint_output_section): New classs definition.
8216 (Output_section::relax_input_section): New method declaration.
8217 (Output_section::checkpoint_): New data member.
8218 (Output_segment): Update comments.
8219 (Output_segment::Output_segment): Un-privatize copy constructor.
8220 (Output_segment::operator=): Un-privatize.
8221 * script-sections.cc (Output_section_element::Input_section_list):
8222 Change element type to Output_section::Simple_input_section.
8223 (Output_section_element_dot_assignment::set_section_addresses):
8224 Register output section data for relaxation clean up.
8225 (Output_data_exression::Output_data_expression): Adjust call to base
8226 constructor to fix data size.
8227 (Output_section_element_data::set_section_addresses): Register
8228 Output_data_expression object for relaxation clean up.
8229 (struct Input_section_info): Replace Relobj pointer and section index
8230 pair with Output_section::Simple_input_section and Convert struct to a
8232 (Input_section_sorter::operator()): Adjust access to
8233 Input_section_info data member to use accessors.
8234 (Output_section_element_input::set_section_addresses): Use layout
8235 parameter. Adjust code to use Output_section::Simple_input_section
8236 and Input_secction_info classes. Register filler for relaxation
8238 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8239 and section index pair with Output_section::Simple_input_section
8240 class. Adjust code accordingly.
8241 (Phdrs_element::release_segment): New method definition.
8242 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8244 (Script_sections::release_segments): New method definition.
8245 * gold/script-sections.h (Script_sections::release_segments): New
8247 * gold/target.h (Target::may_relax, Target::relax,
8248 Target::do_may_relax, Target::do_relax): New method definitions.
8250 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8252 * arm.cc (has_signed_unsigned_overflow): New function.
8253 (Arm_relocate_functions::abs8): New function.
8254 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8255 (Target_arm::Scan::global): Likewise.
8256 (Target_arm::relocate::relocate): Likewise.
8257 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8260 2009-09-16 Cary Coutant <ccoutant@google.com>
8262 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8263 * testsuite/Makefile.in: Regenerate.
8265 2009-09-11 Nick Clifton <nickc@redhat.com>
8267 * po/gold.pot: Updated by the Translation project.
8269 2009-09-08 Cary Coutant <ccoutant@google.com>
8271 * output.cc (Output_file::open): Add execute permission to empty file.
8272 * testsuite/Makefile.am (permission_test): New test.
8273 * testsuite/Makefile.in: Regenerate.
8275 2009-09-02 Ian Lance Taylor <iant@google.com>
8277 * output.cc (Output_file::resize): Call map_no_anonymous rather
8280 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8282 * gold.cc: Include "incremental.h".
8283 (queue_initial_tasks): Call Incremental_checker methods.
8284 * incremental.cc: Include "output.h".
8285 (Incremental_checker::can_incrementally_link_output_file): New
8287 * incremental.h (Incremental_checker): New class.
8289 * output.cc (Output_file::open_for_modification): New method.
8290 (Output_file::map_anonymous): Changed return type to bool. Record
8292 (Output_file::map_no_anonymous): New method, broken out of map.
8293 (Output_file::map): Use map_no_anonymous and map_anonymous.
8294 * output.h (class Output_file): Update declarations.
8296 2009-08-24 Cary Coutant <ccoutant@google.com>
8298 * options.h (Command_line::Pre_options): New class.
8299 (Command_line::pre_options): New member.
8300 * options.cc (gold::options::ready_to_register): New variable.
8301 (One_option::register_option): Do nothing if not registering options.
8302 Assert if same short option registered twice.
8303 (General_options::General_options): Turn off option registration when
8305 (Command_line::Pre_options::Pre_options): New constructor.
8307 2009-08-24 Cary Coutant <ccoutant@google.com>
8309 * options.h (General_options::no_keep_memory): Remove incorrect
8312 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8314 * Makefile.am (am__skiplex, am__skipyacc): New.
8315 * Makefile.in: Regenerate.
8317 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8319 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8320 (INCLUDES): ... this.
8321 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8322 (AM_CPPFLAGS): Renamed from ...
8323 (INCLUDE): ... this.
8324 * Makefile.in, testsuite/Makefile.in: Regenerate.
8326 * Makefile.in: Regenerate.
8327 * aclocal.m4: Likewise.
8328 * config.in: Likewise.
8329 * configure: Likewise.
8330 * testsuite/Makefile.in: Likewise.
8332 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8333 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8334 * Makefile.in: Regenerate.
8335 * testsuite/Makefile.in: Regenerate.
8337 2009-08-19 Cary Coutant <ccoutant@google.com>
8339 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8340 symbols in shared libraries overridden by hidden or internal symbols
8341 in the main program.
8343 2009-08-19 Chris Demetriou <cgd@google.com>
8345 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8346 checking source file names in error messages.
8348 2009-08-18 Doug Kwan <dougkwan@google.com>
8350 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8351 an elcpp::Ehdr as parameter. Adjust call to set_target.
8352 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8353 an elfcpp::Ehdr as parameter.
8354 * object.cc (Object::set_target): Remove the version that looks up
8355 a target and sets it.
8356 (Sized_relobj::setup): Take a Target object instead of
8357 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8358 (make_elf_sized_object): Find target and ask target to
8360 * object.h: (Object::set_target): Remove the version that looks up
8361 a target and sets it.
8362 (Sized_relobj::setup): Take a Target object instead of
8363 an elfcpp:Ehdr as parameter.
8364 * target.cc: Include dynobj.h.
8365 (Target::do_make_elf_object_implementation): New.
8366 (Target::do_make_elf_object): New.
8367 * target.h (Target::make_elf_object): New template declaration.
8368 (Target::do_make_elf_object): New method declarations.
8369 (Target::do_make_elf_object_implementation): New template declaration.
8371 2009-08-14 Ian Lance Taylor <iant@google.com>
8373 * gold.h (FUNCTION_NAME): Define.
8374 (gold_unreachable): Use FUNCTION_NAME.
8376 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8378 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8379 symbol in the --keep-unique list is not found.
8381 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8383 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8384 been maked as --keep-unique.
8385 (Icf::unfold_section): New function.
8386 * icf.h (Icf::unfold_section): New function.
8387 * options.h (General_options::keep_unique): New option.
8388 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8389 * testsuite/Makefile.in: Regenerate.
8390 * testsuite/icf_keep_unique_test.sh: New file.
8391 * testsuite/icf_keep_unique_test.cc: New file.
8393 2009-08-12 Cary Coutant <ccoutant@google.com>
8396 * resolve.cc (Symbol_table::resolve): Check for references from
8397 dynamic objects to hidden and internal symbols.
8398 * testsuite/Makefile.am (hidden_test.sh): New test.
8399 * testsuite/Makefile.in: Regenerate.
8400 * testsuite/hidden_test.sh: New script.
8401 * testsuite/hidden_test_1.c: New test source.
8402 * testsuite/hidden_test_main.c: New test source.
8404 2009-08-11 Doug Kwan <dougkwan@google.com>
8406 * arm.cc: Update comments.
8407 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8408 segment to locate the .ARM.exidx section if present.
8410 2009-08-09 Doug Kwan <dougkwan@google.com>
8412 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8415 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8416 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8419 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8421 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8422 valid tls_segment only for non-debug-section relocations.
8423 * testsuite/Makefile.am: Add gc_tls_test.
8424 * testsuite/Makefile.in: Regenerate.
8425 * testsuite/gc_tls_test.cc: New file.
8426 * testsuite/gc_tls_test.sh: New file.
8428 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8432 * Makefile.am (CCFILES): Add icf.cc.
8434 * Makefile.in: Regenerate.
8435 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8436 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8437 section, symbol and addend information for the relocs.
8438 * gold.cc (queue_middle_tasks): Call identical code folding.
8439 * gold.h: Add defines for multimap.
8440 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8441 to the call of finalize_local_symbols.
8442 * main.cc (main): Create object of class Icf.
8443 * object.cc (Sized_relobj::do_layout): Allow this function to be
8444 called twice during icf.
8445 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8446 to sections marked as identical by icf.
8447 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8449 (Sized_relobj::do_section_entsize): New function.
8450 * object.h (Object::section_entsize): New function.
8451 (Object::do_section_entsize): New pure virtual function.
8452 (Relobj::finalize_local_symbols): Add new parameter.
8453 (Relobj::do_section_entsize): New function.
8454 * options.h (General_options::icf): New option.
8455 (General_options::icf_iterations): New option.
8456 (General_options::print_icf_sections): New option.
8457 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8458 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8459 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8461 * symtab.cc (Symbol_table::is_section_folded): New function.
8462 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8463 to sections marked as identical by icf.
8464 * symtab.h (Symbol_table::set_icf): New function.
8465 (Symbol_table::icf): New function.
8466 (Symbol_table::is_section_folded): New function.
8467 (Symbol_table::icf_): New data member.
8468 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8469 * testsuite/Makefile.am: Add commands to build icf_test.
8470 * testsuite/Makefile.in: Regenerate.
8471 * testsuite/icf_test.sh: New file.
8472 * testsuite/icf_test.cc: New file.
8474 2009-07-24 Chris Demetriou <cgd@google.com>
8476 * layout.cc (is_compressible_debug_section): Fix incorrect
8477 comment about compressed section names.
8479 2009-07-20 Ian Lance Taylor <ian@airs.com>
8482 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8484 2009-07-16 Ian Lance Taylor <iant@google.com>
8487 * layout.h: #include <map>.
8488 (class Kept_section): Change from struct to class. Add accessors
8489 and setters. Add section size to Comdat_group mapping. Change
8490 Comdat_group to std::map. Add is_comdat_ field. Add
8491 linkonce_size field in union.
8492 (class Layout): Update declaration of find_or_add_kept_section.
8493 Don't declare find_kept_object.
8494 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8495 parameter. Add object, shndx, is_comdat, and is_group_name
8496 parameters. Change all callers. Adjust for new Kept_section.
8497 (Layout::find_kept_object): Remove.
8498 * object.cc (Sized_relobj::include_section_group): Update use of
8499 Kept_section. Rename secnum to shndx. Only record
8500 Kept_comdat_section if sections are the same size.
8501 (Sized_relobj::include_linkonce_section): Update use of
8502 Kept_section. Only record Kept_comdat_section if sections are the
8503 same size. Set size of linkonce section.
8504 (Sized_relobj::map_to_kept_section): Update call to
8505 get_kept_comdat_section.
8506 * object.h (class Sized_relobj): Rename fields in
8507 Kept_comdat_section to drop trailing underscores; change object
8508 field to Relobj*. Change Kept_comdat_section_table to store
8509 struct rather than pointer.
8510 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8511 Add kept_object and kept_shndx parameters. Change all callers.
8512 (Sized_relobj::get_kept_comdat_section): Change return type to
8513 bool. Add kept_object and kept_shndx parameters. Change all
8515 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8516 Layout::find_or_add_kept_section.
8518 2009-07-09 Ian Lance Taylor <iant@google.com>
8520 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8521 Reserve space in the hash table.
8523 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8525 * fileread.cc (File_read::get_mtime): New method.
8526 * fileread.h (Timespec): New structure.
8527 (File_read::get_mtime): New method.
8528 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8529 Renamed from timestamp_nsec.
8530 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8532 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8534 (Incremental_inputs::report_archive): Save mtime; style fix.
8535 (Incremental_inputs::report_obejct): Save mtime; style fix.
8536 (Incremental_inputs::report_script): Save mtime; style fix.
8537 (Incremental_inputs::finalize_inputs): Style fix.
8538 (Incremental_inputs::finalize): Style fix.
8539 (Incremental_inputs::create_input_section_data): Store inputs
8541 * incremental.h (Incremental_inputs::report_script): Add mtime
8543 (Incremental_inputs::Input_info::Input_info): Intialize only one
8545 (Incremental_inputs::Input_info::archive): Move to nameless
8547 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8548 (Incremental_inputs::Input_info::script): Move to nameless union.
8549 (Incremental_inputs::mtime): New field.
8550 * script.cc (read_input_script): Pass file mtime to
8552 * script.h (Script_info::inputs): Style fix.
8554 2009-07-01 Ian Lance Taylor <ian@airs.com>
8556 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8559 2009-06-24 Ian Lance Taylor <iant@google.com>
8562 * layout.cc (Layout::choose_output_section): If we find an
8563 existing section, update the flags.
8564 (Layout::create_notes): New function, broken out of
8566 (Layout::finalize): Don't create note sections.
8567 (Layout::create_note): Don't crash if linker script discards
8569 (Layout::create_gold_note): Likewise.
8570 (Layout::create_build_id): Likewise. Don't set
8571 after_input_sections on the section.
8572 (Layout::create_executable_stack_info): Remove target parameter.
8574 * layout.h (class Layout): Declare create_notes. Update
8575 declaration of create_executable_stack_info.
8576 * gold.cc (queue_middle_tasks): Call create_notes.
8577 * output.cc (Output_section::update_flags_for_input_section): Move
8578 here from output.h. If SHF_ALLOC flag is newly set, mark address
8580 * output.h (Output_data::mark_address_invalid): New function.
8581 (class Output_section): Only declare, not define,
8582 update_flags_for_input_section. Remove set_flags.
8584 2009-06-24 Ian Lance Taylor <iant@google.com>
8586 * script-sections.cc (Output_section_definition::
8587 set_section_addresses): Rename shadowing local load_address to
8590 2009-06-24 Ian Lance Taylor <iant@google.com>
8593 * reloc.cc (relocate_sections): Skip empty relocation sections.
8595 2009-06-23 Ian Lance Taylor <iant@google.com>
8598 * layout.cc (Layout::create_note): Use choose_output_section
8599 rather than make_output_section.
8601 2009-06-23 Ian Lance Taylor <iant@google.com>
8604 * options.cc (General_options::parse_V): Set printed_version_.
8605 (General_options::General_options): Initialize printed_version_.
8606 * options.h (class General_options): Add printed_version_ field.
8607 * gold.cc (queue_initial_tasks): If there are no input files,
8608 don't give a fatal error if we printed the version information.
8609 (queue_middle_tasks): If using -r with a shared object, give a
8610 fatal error rather than an ordinary error.
8612 2009-06-23 Ian Lance Taylor <iant@google.com>
8615 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8616 (Layout::make_output_section): Set have_stabstr_section_ if we see
8617 a .stab*str section.
8618 (Layout::finalize): Call link_stabs_sections.
8619 (Layout::link_stabs_sections): New file.
8620 * layout.h (class Layout): Add have_stabstr_section_ field.
8621 Declare link_stabs_sections.
8623 2009-06-23 Doug Kwan <dougkwan@google.com>
8625 * Makefile.am (libgold_a_LIBADD): New.
8626 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8627 * Makefile.in: Regenerate.
8628 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8629 * configure: Regenerate.
8630 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8631 * fileread.cc: Include sys/state.h
8632 * gold.h: Declare memmem and strndup if found missing.
8633 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8635 2009-06-23 Ian Lance Taylor <iant@google.com>
8637 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8638 * configure: Rebuild.
8640 2009-06-23 Ian Lance Taylor <iant@google.com>
8643 * object.cc (Object::section_contents): Don't try to get a view if
8644 the section has length zero.
8645 (Object::handle_gnu_warning_section): If the section is empty, use
8646 the name of the section as the warning.
8648 2009-06-23 Ian Lance Taylor <iant@google.com>
8651 * stringpool.h (class Stringpool_template): Add optimize_ field.
8652 (Stringpool_template::set_optimize): New function.
8653 * stringpool.cc (Stringpool_template::Stringpool_template):
8654 Initialize optimize_ field.
8655 (Stringpool_template::set_string_offsets): Test local optimize
8656 fild rather than parameter.
8657 * layout.cc (Layout::Layout): Call set_optimize on the section
8660 2009-06-22 Ian Lance Taylor <iant@google.com>
8663 * yyscript.y: Parse TARGET.
8664 * script.cc (script_set_target): New function.
8665 * script-c.h (script_set_target): Declare.
8666 * options.cc (General_options::string_to_object_format): Rename
8667 from string_to_object_format in anonymous namespace. Change
8669 * options.h (class General_options): Declare
8670 string_to_object_format.
8672 2009-06-22 Ian Lance Taylor <iant@google.com>
8674 * script-sections.cc (Script_sections::create_segments): Don't put
8675 program headers in a PT_LOAD segment if -n or -N.
8677 2009-06-22 Ian Lance Taylor <iant@google.com>
8680 * options.h (class General_options): Add -z lazy and -z now. Sort
8681 -z options into alphabetical order.
8682 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8684 2009-06-21 Ian Lance Taylor <iant@google.com>
8686 * layout.cc (Layout::make_output_section): Call
8687 Target::new_output_section.
8688 (Layout::attach_allocated_section_to_segment): Put large section
8689 sections in a separate load segment with the large segment flag
8691 (Layout::segment_precedes): Sort large data segments after other
8693 (align_file_offset): New static function.
8694 (Layout::set_segment_offsets): Use align_file_offset.
8695 * output.h (class Output_section): Add is_small_section_ and
8696 is_large_section_ fields.
8697 (Output_section::is_small_section): New function.
8698 (Output_section::set_is_small_section): New function.
8699 (Output_section::is_large_section): New function.
8700 (Output_section::set_is_large_section): New function.
8701 (Output_section::is_large_data_section): New function.
8702 (class Output_segment): Add is_large_data_segment_ field.
8703 (Output_segment::is_large_data_segment): New function.
8704 (Output_segment::set_is_large_data_segment): New function.
8705 * output.cc (Output_section::Output_section): Initialize new
8707 (Output_segment::Output_segment): Likewise.
8708 (Output_segment::add_output_section): Add assertion that large
8709 data sections always go in large data segments. Force small data
8710 sections to the end of the list of data sections. Force small BSS
8711 sections to the start of the list of BSS sections. For large BSS
8712 sections to the end of the list of BSS sections.
8713 * symtab.h (class Symbol): Declare is_common_shndx.
8714 (Symbol::is_defined): Check Symbol::is_common_shndx.
8715 (Symbol::is_common): Likewise.
8716 (class Symbol_table): Define enum Commons_section_type. Update
8717 declarations. Add small_commons_ and large_commons_ fields.
8718 * symtab.cc (Symbol::is_common_shndx): New function.
8719 (Symbol_table::Symbol_table): Initialize new fields.
8720 (Symbol_table::add_from_object): Put small and large common
8721 symbols in the right list.
8722 (Symbol_table::sized_finalized_symbol): Check
8723 Symbol::is_common_shndx.
8724 (Symbol_table::sized_write_globals): Likewise.
8725 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8726 common symbol lists. Don't call do_allocate_commons_list if the
8728 (Symbol_table::do_allocate_commons_list): Remove is_tls
8729 parameter. Add comons_section_type parameter. Change all
8730 callers. Handle small and large common symbols.
8731 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8732 Symbol::is_common_shndx.
8733 * resolve.cc (symbol_to_bits): Likewise.
8734 * target.h (Target::small_common_shndx): New function.
8735 (Target::small_common_section_flags): New function.
8736 (Target::large_common_shndx): New function.
8737 (Target::large_common_section_flags): New function.
8738 (Target::new_output_section): New function.
8739 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8740 small_common_section_flags, and large_common_section_flags
8742 (Target::do_new_output_section): New virtual function.
8743 * arm.cc (Target_arm::arm_info): Initialize new fields.
8744 * i386.cc (Target_i386::i386_info): Likewise.
8745 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8747 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8748 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8749 (Target_x86_64::do_new_output_section): New function.
8750 * configure.ac: Define conditional MCMODEL_MEDIUM.
8751 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8752 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8753 (large_LDFLAGS): Define.
8754 * testsuite/large.c: New file.
8755 * testsuite/testfile.cc (Target_test::test_target_info):
8756 Initialize new fields.
8757 * configure, testsuite/Makefile.in: Rebuild.
8759 2009-06-05 Doug Kwan <dougkwan@google.com>
8761 * Makefile.am (CCFILES): Add target.cc.
8762 * Makefile.in: Regenerate.
8763 * i386.cc (class Target_i386): Define new virtual method to
8764 override do_is_local_label_name in parent.
8765 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8766 local symbols if --discard-locals or -X is given.
8767 * options.h (class General_options): Declare new options
8768 '--discard-locals' and '-X' for discarding locals.
8769 * target.h (class Target): Define new methods is_local_label_name.
8770 Declare new virtual method do_is_local_label_name.
8771 * target.cc: New file.
8772 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8773 (check_SCRIPTS): Add discard_locals_test.sh.
8774 (check_DATA): Add discard_local_tests.syms.
8775 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8776 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8777 * testsuite/Makefile.in: Regenerate.
8778 * testsuite/discard_locals_test.c: New file.
8779 * testsuite/discard_locals_test.sh: Same.
8781 2009-06-05 Doug Kwan <dougkwan@google.com>
8783 * object.cc (Sized_relobj::Sized_relobj): Initialize
8784 discarded_eh_frame_shndx_ to -1U.
8785 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8787 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8788 a discarded .eh_frame section.
8789 (Sized_relobj::do_finalize_local_symbols): Ditto.
8790 * object.h (class Sized_relobj): Declare new member
8791 discarded_eh_frame_shndx_.
8792 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8793 (local_labels_test.o, local_labels_test): New rules.
8794 * testsuite/Makefile.in: Regenerate.
8796 2009-06-04 Doug Kwan <dougkwan@google.com>
8798 * layout.cc (Layout::section_name_mapping): Add mapping for
8799 special ARM sections.
8801 2009-06-03 Doug Kwan <dougkwan@google.com>
8803 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8804 (utils::has_overflow): Same.
8806 2009-06-03 Ian Lance Taylor <iant@google.com>
8808 * layout.cc (Layout::section_name_mapping): New array, replacing
8809 Layout::linkonce_mapping.
8810 (Layout::section_name_mapping_count): New variable, replacing
8811 Layout::linkonce_mapping_count.
8812 (Layout::linkonce_output_name): Remove.
8813 (Layout::output_section_name): Rewrite.
8814 * layout.h (class Layout): Rename Linkonce_mapping to
8815 Section_name_mapping, linkonce_mapping to section_name_mapping,
8816 linkonce_mapping_count to section_name_mapping_count. Don't
8817 declare linkonce_output_name.
8819 2009-06-03 Doug Kwan <dougkwan@google.com>
8821 * gold/arm.cc (namespace utils): New.
8822 (Target_arm::reloc_is_non_pic): Define new method.
8823 (class Arm_relocate_functions): New.
8824 (Target_arm::Relocate::relocate): Handle relocation types used by
8827 2009-06-03 Ian Lance Taylor <iant@google.com>
8829 * arm.cc (Target_arm::scan::global): Use || instead of |.
8831 2009-06-02 Doug Kwan <dougkwan@google.com>
8833 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8834 issued_non_pic_error_.
8835 (class Target_arm::Scan): Declare new method check_non_pic.
8836 Define new method symbol_needs_plt_entry.
8837 Declare new data member issued_non_pic_error_.
8838 (class Target_arm::Relocate): Declare new method
8839 should_apply_static_reloc.
8840 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8841 (Target_arm::Scan::check_non_pic): Define new method.
8842 (Target_arm::Scan::local): Handle a small subset of reloc types used
8844 (Target_arm::Scan::local): Same.
8845 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8847 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8849 * incremental.cc (Incremental_inputs::report_command_line): Filter
8850 out --incremental-* options.
8852 2009-05-29 Doug Kwan <dougkwan@google.com>
8854 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8856 (class Target_arm): Update comment.
8857 (Target_arm::Target_arm): Initialize new data members GOT_,
8858 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8859 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8860 and Target_arm::rel_dyn_section.
8861 Declare new_enum Target_arm::Got_type.
8862 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8864 Update commments for member do_dynsym_value.
8865 (Target_arm::got_size, Target_arm::plt_section,
8866 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8867 new methods inside class defintion.
8868 (Target_arm::got_section): Define new method.
8869 (Target_arm::rel_dyn_section): Same.
8870 (Output_data_plt_arm): New template class.
8871 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8872 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8873 (Output_data_plt_arm::add_entry): Same.
8874 (Output_data_plt_arm::first_plt_entry): Define new
8875 static data member for PLT instruction template.
8876 (Output_data_plt_arm::plt_entry): Same.
8877 (Output_data_plt_arm::do_write): Define new method.
8878 (Target_arm::make_plt_entry): Same.
8879 (Target_arm::do_finalize_sections): Same.
8880 (Target_arm::do_dynsym_value): Same.
8882 2009-05-28 Doug Kwan <dougkwan@google.com>
8884 * Makefile.am (TARGETSOURCES): Add arm.cc.
8885 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8886 * Makefile.in: Regenerate.
8888 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8890 2009-05-26 Doug Kwan <dougkwan@google.com>
8892 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8893 (General_options::check_excluded_libs): Strip off directories in
8894 archive name before matching like GNU ld does.
8895 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8896 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8897 (exclude_libs_test_LDFLAGS): Add linker option
8898 -Wl,--exclude-libs,libexclude_libs_test_3
8899 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8900 an explicit archive without using -l.
8901 (alt/libexclude_libs_test_3.a): New make rule.
8902 * testsuite/Makefile.in: Regenerate.
8903 * testsuite/exclude_libs_test.c : Declare lib3_default().
8905 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8906 * exclude_libs_test_3.c: New file.
8908 2009-05-26 Nick Clifton <nickc@redhat.com>
8910 * po/id.po: New Indonesian translation.
8911 * po/gold.pot: Updated template file.
8913 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8915 * testsuite/Makefile.am: Add -ffunction-sections to compile
8916 gc_comdat_test files. Add -Wl,--gc-sections to build
8918 * testsuite/Makefile.in: Regenerate.
8919 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8921 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8923 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8924 kept comdat section was garbage collected.
8925 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8926 * testsuite/Makefile.in: Regenerate.
8927 * testsuite/gc_comdat_test.sh: New file.
8928 * testsuite/gc_comdat_test_1.cc: New file.
8929 * testsuite/gc_comdat_test_2.cc: New file.
8931 2009-05-19 Doug Kwan <dougkwan@google.com>
8933 * archive.cc (Archive::Archive): Move constructor from archive.h
8934 to here. Initialize no_export_.
8935 (Archive::get_elf_object_for_member): Set no_export flag of object.
8936 * archive.h (Archive::Archive): Move constructor body to
8938 (Archive::no_export): New method.
8939 (Archive::no_export_): New field.
8940 * object.h (Object::Object): Initialize no_export_ to false.
8941 (Object::no_export, Object::set_no_export): New methods.
8942 (Object::no_export_): New field.
8943 * options.cc (General_options::parse_exclude_libs): New method.
8944 (General_options::check_excluded_libs) Same.
8945 * options.h (exclude_libs): New option.
8946 (General_options::check_excluded_libs): New method declaration.
8947 (General_options::excluded_libs_): New field.
8948 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8949 default or protected visibility if an object has no-export flag set.
8950 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8951 (check_SCRIPTS): Add exclude_libs_test.sh.
8952 (check_DATA): Add exclude_libs_test.syms.
8953 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8954 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8955 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8956 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8957 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8958 libexclude_libs_test_2.a): New rules.
8959 * testsuite/Makefile.in: Regenerate.
8960 * testsuite/exclude_libs_test.c: New file.
8961 * testsuite/exclude_libs_test.sh: Ditto.
8962 * testsuite/exclude_libs_test_1.c: Ditto.
8963 * testsuite/exclude_libs_test_2.c: Ditto.
8965 2009-05-15 Ian Lance Taylor <iant@google.com>
8967 * configure.ac: Check for declarations for cases where libiberty.h
8968 checks HAVE_DECL_xxx.
8969 * configure, config.in: Rebuild.
8971 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8973 * gold.h (Incremental_argument_list): Remove (invalid) forward
8975 * incremental.cc (Incremental_inputs::report_achive): New method.
8976 (Incremental_inputs::report_object): New method.
8977 (Incremental_inputs::report_script): New method.
8978 (Incremental_inputs::finalize_inputs): New method.
8979 (Incremental_inputs::finalize): Call finalize_inputs().
8980 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8981 Create inputs entries.
8982 * incremental.h (Incremental_input_type): New enum.
8983 (Incremental_inputs::Incremental_input): Initialize new fields.
8984 (Incremental_inputs::report_inputs): New method.
8985 (Incremental_inputs::report_achive): New method.
8986 (Incremental_inputs::report_object): New method.
8987 (Incremental_inputs::report_script): New method.
8988 (Incremental_inputs::finalize_inputs): New method.
8989 (Incremental_inputs::Input_info): New struct.
8990 (Incremental_inputs::Input_info_map): New typedef.
8991 (Incremental_inputs::lock_): New field.
8992 (Incremental_inputs::Inputs_): New field.
8993 (Incremental_inputs::Inputs_map): New field.
8994 * main.cc (main): Call Incremental_input::report_inputs.
8995 * options.h (Input_argument_list): Typedef moved from
8997 (Input_file_group::Files): Remove, use ::Input_argument_list.
8998 (Input_file_group::Input_argument_list): Remove, use
8999 ::Input_argument_list.
9000 * plugin.cc (Plugin_manager::add_input_file): Add error in
9002 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9004 * script.cc (read_input_script): Call
9005 Incremental_input::report_script.
9006 * script.h (Script_info): New class.
9008 2009-04-27 Ian Lance Taylor <iant@google.com>
9010 * x86_64.cc (do_adjust_output_section): Set entsize to
9013 2009-04-23 Elliott Hughes <enh@google.com>
9015 * output.cc (Output_file::close): After short writes, continue
9016 writing from the correct offset in the buffer being written.
9018 2009-04-23 Chris Demetriou <cgd@google.com>
9020 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9021 * configure: Regenerate.
9022 * config.in: Regenerate.
9023 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9024 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9026 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9028 * incremental.cc (Incremental_inputs_header_data): Renamed from
9029 Incremental_input_header_data.
9030 (Incremental_inputs_header_data::data_size): New field.
9031 (Incremental_inputs_header_data::put_input_file_count): Renamed
9032 from input_file_count.
9033 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9034 from command_line_offset.
9035 (Incremental_inputs_header_data::put_reserved): Renamed from
9037 (Incremental_inputs_entry_data): Renamed from
9038 Incremental_input_entry_data.
9039 (Incremental_inputs_entry_data::data_size): New field.
9040 (Incremental_inputs::report_command_line): New method.
9041 (Incremental_inputs::finalize): New method.
9042 (Incremental_inputs::create_incremental_inputs_data): New method.
9043 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9044 * incremental.h: New file.
9045 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9046 (Layout::finalize): Create incremental inputs section in
9048 (Layout::create_incremental_info_sections): New method.
9049 * layout.h (Layout::incremental_inputs): New method.
9050 (Layout::create_incremental_info_sections): New method.
9051 (Layout::incremental_inputs_): New field.
9052 * main.cc (main): Notify Incremental_input of the command line.
9054 2009-04-01 Ian Lance Taylor <iant@google.com>
9055 Mikolaj Zalewski <mikolajz@google.com>
9057 * gold.h (reserve_unordered_map): Define, three versions, one for
9058 each version of Unordered_map.
9059 * layout.cc (Layout::Layout): Remove options parameter. Add
9060 number_of_input_files parameter. Don't initialize options_.
9061 Initialize number_of_input_files_ and resized_signatures_. Move
9062 sections_are_attached_.
9063 (Layout::layout_group): Reserve space for group_signatures_.
9064 (Layout::find_or_add_kept_section): Change name parameter to be a
9065 reference. Resize signatures_ map when it gets large enough.
9066 (Layout::layout_eh_frame): Use parameters->options() instead of
9068 (Layout::make_output_section): Likewise.
9069 (Layout::attach_allocated_section_to_segment): Likewise.
9070 (Layout::finalize, Layout::create_executable_stack): Likewise.
9071 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9072 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9073 * layout.h (class Layout): Update declarations. Remove options_
9074 field. Add number_of_input_files_ and resized_signatures_
9075 fields. Move sections_are_attached_ field.
9076 * main.cc (main): Pass number of input files to Layout
9077 constructor. Don't pass options.
9079 2009-03-30 Ian Lance Taylor <iant@google.com>
9081 * ffsll.c (ffsll): Correct implementation.
9083 2009-03-27 Ian Lance Taylor <iant@google.com>
9085 * ffsll.c: New file.
9086 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9087 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9088 * ftruncate.c (ftruncate): Declare before definition.
9089 * mremap.c (mremap): Likewise.
9090 * pread.c (pread): Likewise.
9091 * configure, Makefile.in, config.in: Rebuild.
9093 * mremap.c: New file.
9094 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9095 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9096 (mremap): Declare if HAVE_MREMAP is not defined.
9097 * configure, Makefile.in, config.in: Rebuild.
9099 2009-03-27 Cary Coutant <ccoutant@google.com>
9101 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9102 position independent.
9103 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9104 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9106 2009-03-24 Cary Coutant <ccoutant@google.com>
9108 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9110 (needs_dynamic_reloc): Likewise.
9112 2009-03-24 Ian Lance Taylor <iant@google.com>
9114 * yyscript.y (file_cmd): Recognize EXTERN.
9115 (extern_name_list, extern_name_list_body): New nonterminals.
9116 * script.cc (script_add_extern): Define.
9117 * script-c.h (script_add_extern): Declare.
9119 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9121 * object.cc (is_elf_object): Define.
9122 * object.h (is_elf_object): Declare.
9123 * archive.cc (Archive::get_elf_object_for_member): Call
9125 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9127 2009-03-24 Elliott Hughes <enh@google.com>
9129 * output.cc (Output_file::map_anonymous): Define.
9130 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9131 try an anonymous one. Report the size if the mmap fails.
9132 * output.h (class Output_file): Declare map_anonymous.
9134 2009-03-24 Ian Lance Taylor <iant@google.com>
9136 * target-select.cc (instantiate_target): Don't acquire the lock if
9137 the instantiated_target_ field has already been set.
9139 2009-03-23 Ian Lance Taylor <iant@google.com>
9141 * gold-threads.h (class Initialize_lock): Define.
9142 * gold-threads.cc (class Initialize_lock_once): Define.
9143 (initialize_lock_control): New static variable.
9144 (initialize_lock_pointer): New static variable.
9145 (initialize_lock_once): New static function.
9146 (Initialize_lock::Initialize_lock): Define.
9147 (Initialize_lock::initialize): Define.
9148 * target-select.h: Include "gold-threads.h".
9149 (class Target_selector): Add lock_ and initialize_lock_ fields.
9150 Don't define instantiate_target, just declare it.
9151 * target-select.cc (Target_selector::Target_selector): Initialize
9153 (Target_selector::instantiate_target): Define.
9154 * descriptors.h: Include "gold-threads.h".
9155 (class Descriptors): Add initialize_lock_ field.
9156 * descriptors.cc (Descriptors::Descriptors): Initialize new
9158 (Descriptors::open): Use initialize_lock_ field
9159 * errors.h (class Errors): Add initialize_lock_ field.
9160 * errors.cc (Errors::Errors): Initialize new field.
9161 (Errors::initialize_lock): Use initialize_lock_ field.
9162 * powerpc.cc (class Target_selector_powerpc): Remove
9163 instantiated_target_ field. In do_recognize call
9164 instantiate_target rather than do_instantiate_target. In
9165 do_instantiate_target just allocate a new target.
9166 * sparc.cc (class Target_selector_sparc): Likewise.
9168 * freebsd.h: New file.
9169 * i386.cc: Include "freebsd.h".
9170 (Target_i386): Derive from Target_freebsd rather than
9172 (Target_selector_i386): Derive from Target_selector_freebsd rather
9173 than Target_selector.
9174 * x86_64.cc: Include "freebsd.h".
9175 (Target_x86_64): Derive from Target_freebsd rather than
9177 (Target_selector_x86_64): Derive from Target_selector_freebsd
9178 rather than Target_selector.
9179 * target.h (class Target): Add adjust_elf_header and
9180 do_adjust_elf_header.
9181 * output.cc (Output_file_header:: do_sized_write): Call target
9182 adjust_elf_header routine.
9183 * configure.tgt: Set targ_osabi.
9184 * configure.ac: Define GOLD_DEFAULT_OSABI.
9185 * parameters.cc (Parameters::default_target): Pass
9186 GOLD_DEFAULT_OSABI to select_target.
9187 * target-select.h (class Target_selector): Make instantiate_target
9188 protected rather than private.
9189 * Makefile.am (HFILES): Add freebsd.h.
9190 * configure, Makefile.in, config.in: Rebuild.
9192 * merge.cc (do_add_input_section): Correct pend value. Change
9193 message about last entry not being null terminated from error to
9196 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9198 * incremental.cc: New file.
9199 * Makefile.am (CCFILES): Add incremental.cc.
9200 * Makefile.in: Rebuild.
9202 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9204 * layout.cc (Layout::output_section_name): Preserve names
9205 of '.note.' sections.
9207 2009-03-19 Ian Lance Taylor <iant@google.com>
9209 * descriptors.cc (Descriptors::open): Check that the options are
9210 valid before using them.
9212 2009-03-18 Ian Lance Taylor <iant@google.com>
9214 * script-sections.h: Include <list>.
9215 (class Script_sections): Change Sections_elements from std::vector
9216 to std::list. Typedef public Elements_iterator. Add
9217 orphan_section_placement_, data_segment_align_start_, and
9218 saw_data_segment_align_ fields. Remove data_segment_align_index_
9220 * script-sections.cc (class Orphan_section_placement): New class.
9221 (class Sections_element): Add virtual functions is_relro and
9222 orphan_section_init. Remove virtual function place_orphan_here.
9223 (class Output_section_definition): Add is_relro and
9224 orphan_section_init. Remove place_orphan_here.
9225 (class Orphan_output_section): Likewise.
9226 (Script_sections::Script_sections): Update for field changes.
9227 (Script_sections::data_segment_align): Set saw_data_segment_align_
9228 and data_segment_align_start_, not data_segment_align_index.
9229 (Script_sections::data_segment_relro_end): Check
9230 saw_data_segment_align_. Use data_segment_align_start_ rather
9231 than data_segment_align_index_.
9232 (Script_sections::place_orphan): Rewrite to use
9233 Orphan_section_placement.
9235 2009-03-17 Ian Lance Taylor <iant@google.com>
9237 * archive.cc (Archive::add_symbols): Check for a version attached
9238 to the symbol name in the archive map.
9239 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9240 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9241 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9242 (ver_test_11.a): New target.
9243 * testsuite/Makefile.in: Rebuild.
9245 * configure.ac: Check for chsize and posix_fallocate. Replace
9247 * ftruncate.c: New file, from gnulib.
9248 * output.cc (posix_fallocate): Define dummy version if not
9249 HAVE_POSIX_FALLOCATE.
9250 (Output_file::map): Call posix_fallocate rather than lseek and
9252 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9253 * configure, Makefile.in, config.in: Rebuild.
9255 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9257 * layout.h (Layout::create_note): Add section_name parameter.
9258 * layout.cc (Layout::create_note): Likewise.
9259 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9261 2009-03-17 Ian Lance Taylor <iant@google.com>
9263 * descriptors.cc: Include "options.h".
9264 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9265 (Descriptors::open): Always use O_CLOEXEC when opening a new
9266 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9267 then set FD_CLOEXEC.
9269 * sparc.cc (class Target_sparc): Add has_got_section.
9270 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9271 make sure we have a GOT section.
9273 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9274 (Target_sparc::Scan::local): Likewise.
9275 (Target_sparc::Scan::global): Likewise.
9276 (Target_sparc::Relocate::relocate): Likewise.
9277 (Target_sparc::Relocate::relocate_tls): Likewise.
9279 * symtab.cc (Symbol_table::define_default_version): New function,
9280 broken out of add_from_object.
9281 (Symbol_table::add_from_object): Call define_default_version.
9282 (Symbol_table::define_special_symbol): Add resolve_oldsym
9283 parameter. Change all callers. If the version for a symbol comes
9284 from a version script, resolve it with the symbol with the same
9285 name with no version. Also add the symbol without a version if
9287 (do_define_in_output_data): If resolving with oldsym, don't delete
9289 (do_define_in_output_segment): Likewise.
9290 (do_define_as_constant): Likewise.
9291 * symtab.h (class Symbol_table): Update declarations.
9293 2009-03-13 Ian Lance Taylor <iant@google.com>
9295 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9296 (Read_symbols::requeue): New function.
9297 (Read_symbols::do_read_symbols): If make_elf_object fails because
9298 the target type is not configured, and the file was searched for,
9299 issue a warning and retry with the next directory.
9300 (Add_symbols::run): If the file has an incompatible format, and
9301 it was searched for, requeue the Read_symbols task. On error,
9303 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9304 dirindex parameter to constructor. Change all callers. Declare
9305 incompatible_warning and requeue.
9306 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9307 input_argument_ and input_group_ fields. Add them to
9308 constructor. Change all callers.
9309 (class Read_script): Add dirindex_ field. Add it to constructor.
9311 * archive.cc (Archive::setup): Remove input_objects parameter.
9313 (Archive::get_file_and_offset): Likewise.
9314 (Archive::read_all_symbols): Likewise.
9315 (Archive::read_symbols): Likewise.
9316 (Archive::get_elf_object_for_member): Remove input_objects
9317 parameter. Add punconfigured parameter. Change all callers.
9318 (Archive::add_symbols): Change return type to bool. Check return
9319 value of include_member.
9320 (Archive::include_all_members): Likewise.
9321 (Archive::include_member): Change return type to bool. Return
9322 false if first included object has incompatible target. Set
9323 included_member_ field.
9324 (Add_archive_symbols::run): If add_symbols returns false, requeue
9326 * archive.h (class Archive): Add included_member_ field.
9327 Initialize it in constructor. Add input_file and searched_for
9328 methods. Update declarations.
9329 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9330 input_argument_ fields. Add them to constructor. Change all
9332 * script.cc: Include "target-select.h".
9333 (class Parser_closure): Add skip_on_incompatible_target_ and
9334 found_incompatible_target_ fields. Add
9335 skip_on_incompatible_target parameter to constructor. Change all
9336 callers. Add methods skip_on_incompatible_target,
9337 clear_skip_on_incompatible_target, found_incompatible_target, and
9338 set_found_incompatible_target.
9339 (read_input_script): Add dirindex parameter. Change all callers.
9340 If parser finds an incompatible target, requeue Read_symbols
9342 (script_set_symbol): Clear skip_on_incompatible_target in
9344 (script_add_assertion, script_parse_option): Likewise.
9345 (script_start_sections, script_add_phdr): Likewise.
9346 (script_check_output_format): New function.
9347 * script.h (read_input_script): Update declaration.
9348 * script-c.h (script_check_output_format): Declare.
9349 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9350 (ignore_cmd): Remove OUTPUT_FORMAT.
9351 * fileread.cc (Input_file::Input_file): Add explicit this.
9352 (Input_file::will_search_for): New function.
9353 (Input_file::open): Add pindex parameter. Change all callers.
9354 * fileread.h (class Input_file): Add input_file_argument method.
9355 Declare will_search_for. Update declarations.
9356 * object.cc (make_elf_object): Add punconfigured parameter.
9358 * object.h (class Object): Make input_file public. Add
9359 searched_for method.
9360 (make_elf_object): Update declaration.
9361 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9363 * dirsearch.h (class Dirsearch): Update declaration.
9364 * options.h (class General_options): Add --warn-search-mismatch.
9365 * parameters.cc (Parameters::is_compatible_target): New function.
9366 * parameters.h (class Parameters): Declare is_compatible_target.
9367 * workqueue.cc (Workqueue::add_blocker): New function.
9368 * workqueue.h (class Workqueue): Declare add_blocker.
9370 * fileread.cc (Input_file::open): Remove options parameter.
9372 (Input_file::open_binary): Likewise.
9373 * script.cc (read_input_script): Likewise.
9374 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9375 options parameter from constructor. Change all callers.
9376 (class Read_script): Likewise.
9377 * fileread.h (class Input_file): Update declarations.
9378 * script.h (read_input_script): Update declaration.
9380 2009-03-10 Nick Clifton <nickc@redhat.com>
9382 * po/es.po: New Spanish translation.
9384 2009-03-06 Cary Coutant <ccoutant@google.com>
9386 * options.cc (parse_short_option): Keep dash_z from registering itself.
9388 2009-03-03 Ian Lance Taylor <iant@google.com>
9391 * target-reloc.h (relocate_section): Pass output_section to
9393 * i386.cc (Target_i386::should_apply_static_reloc): Add
9394 output_section parameter. Change all callers.
9395 (Target_i386::Relocate::relocate): Add output_section parameter.
9396 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9397 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9398 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9399 * testsuite/two_file_shared.sh: New script.
9400 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9401 (check_DATA): Add two_file_shared.dbg.
9402 (two_file_shared.dbg): New target.
9403 * testsuite/Makefile.in: Rebuild.
9405 2009-03-01 Ian Lance Taylor <iant@google.com>
9407 * configure.ac: Check for byteswap.h.
9408 * configure: Rebuild.
9409 * config.in: Rebuild.
9411 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9413 * layout.cc (Layout::find_or_add_kept_section): New function.
9414 (Layout::add_comdat): Removed.
9415 * layout.h (struct Kept_section): Move out of class Layout.
9416 Remove trailing underscores from field names. Add group_sections
9417 field. Rename group_ field to is_group. Change all uses.
9418 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9419 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9420 comdat_groups_ field.
9421 (Sized_relobj::include_section_group): Use
9422 find_or_add_kept_section and Kept_section::group_sections.
9423 (Sized_relobj::include_linkonce_section): Likewise.
9424 * object.cc (class Sized_relobj): Don't define Comdat_group or
9425 Comdat_group_table. Remove find_comdat_group and
9426 add_comdat_group. Remove comdat_groups_ field.
9427 * plugin.cc (include_comdat_group): Use
9428 Layout::find_or_add_kept_section.
9430 2009-02-28 Ian Lance Taylor <iant@google.com>
9432 * README: --gc-sections and map files are now supported. Document
9433 some build requirements.
9436 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9437 relocatable link set the value of the section symbol to zero.
9438 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9439 relocatable link don't include the section address in the local
9442 2009-02-27 Ian Lance Taylor <iant@google.com>
9445 * options.h (class Search_directory): Add is_system_directory.
9446 (class General_options): Declare is_in_system_directory.
9447 * options.cc (get_relative_sysroot): Make static.
9448 (get_default_sysroot): Make static.
9449 (General_optoins::is_in_system_directory): New function.
9450 * fileread.cc (Input_file::is_in_system_directory): New function.
9451 * fileread.h (class Input_file): Declare is_in_system_directory.
9452 * object.h (class Object): Add is_in_system_directory.
9453 (class Input_objects): Remove system_library_directory_ field.
9454 * object.cc (Input_objects::add_object): Don't set
9455 system_library_directory_.
9456 (input_objects::found_in_system_library_directory): Remove.
9457 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9458 parameter. Change all callers.
9459 (Symbol_table::sized_write_globals): Likewise.
9460 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9461 Call Object::is_in_system_directory.
9462 * symtab.h (class Symbol_table): Update declarations.
9465 * descriptors.h (Open_descriptor): Add is_on_stack field.
9466 * descriptors.cc (Descriptors::open): If the descriptor is on the
9467 top of the stack, remove it. Initialize is_on_stack field.
9468 (Descriptors::release): Only add pod to stack if it is not on the
9470 (Descriptors::close_some_descriptor): Clear stack_next and
9474 * output.cc (Output_section::find_starting_output_address): Rename
9475 from starting_output_address; add PADDR parameter; change return
9477 * output.h (class Output_section): Declare
9478 find_starting_output_address instead of starting_output_address.
9479 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9480 section symbol for which we can't find a merge section.
9483 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9484 hidden or internal, force the symbol to be local.
9485 * resolve.cc (Symbol::override_visibility): Define.
9486 (Symbol::override_base): Use override_visibility.
9487 (Symbol_table::resolve): Likewise.
9488 (Symbol::override_base_with_special): Likewise.
9489 (Symbol_table::override_with_special): If the visibility is hidden
9490 or internal, force the symbol to be local.
9491 * symtab.h (class Symbol): Add set_visibility and
9492 override_visibility.
9493 * testsuite/ver_test_1.sh: New file.
9494 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9495 (check_DATA): Add ver_test_1.syms.
9496 (ver_test_1.syms): New target.
9497 * testsuite/Makefile.in: Rebuild.
9499 2009-02-25 Cary Coutant <ccoutant@google.com>
9501 * layout.cc (Layout::choose_output_section): Don't rename sections
9502 when using a linker script that has a SECTIONS clause.
9503 * Makefile.in: Regenerate.
9505 * testsuite/Makefile.am (script_test_5.sh): New test case.
9506 * testsuite/Makefile.in: Regenerate.
9507 * testsuite/script_test_5.cc: New file.
9508 * testsuite/script_test_5.sh: New file.
9509 * testsuite/script_test_5.t: New file.
9511 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9513 * archive.cc (Archive::include_member): Update calls to add_symbols.
9514 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9515 the Layout argument.
9516 * dynobj.h (do_add_symbols): Add the Layout argument.
9517 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9519 * object.h (Object::add_symbols): Add the Layout argument.
9520 (Object::do_add_symbols): Add the Layout argument.
9521 (Sized_relobj::do_add_symbols): Add the Layout argument.
9522 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9523 Unify the two versions.
9524 (Add_plugin_symbols): Remove.
9525 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9526 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9527 (Add_plugin_symbols): Remove.
9528 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9529 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9530 (Add_symbols::run): Make it work with Pulginobj.
9532 2009-02-06 Ian Lance Taylor <iant@google.com>
9534 * object.cc (Sized_relobj::do_layout): Make info message start
9535 with lower case letter.
9537 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9539 * binary.cc: Fix file comment.
9541 * options.h (enum Incremental_disposition): Define.
9542 (class General_options): Add new options: --incremental,
9543 --incremental_changed, --incremental_unchanged,
9544 --incremental_unknown. Add incremental_disposition_ and
9545 implicit_incremental_ fields.
9546 (General_options::incremental_disposition): New function.
9547 (class Position_dependent_options): Add incremental_disposition
9549 (Position_dependent_options::copy_from_options): Set incremental
9551 * options.cc (General_options::parse_incremental_changed): New
9553 (General_options::parse_incremental_unchanged): New function.
9554 (General_options::parse_incremental_unknown): New function.
9555 (General_options::General_options): Initialize new fields
9556 incremental_disposition_ and implicit_incremental_.
9557 (General_options::finalize): Check for uasge of --incremental-*
9558 without --incremental.
9560 2009-02-06 Chris Demetriou <cgd@google.com>
9562 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9563 pointer and to report location as the file name associated with
9565 (gold_undefined_symbol_at_location): New function to replace the
9566 old gold_undefined_symbol functionality.
9567 * target-reloc.h (relocate_section): Update to use
9568 gold_undefined_symbol_at_location.
9569 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9570 Call gold_undefined_symbol function rather than gold_error.
9571 * errors.h (Errors::undefined_symbol): Take location as a
9572 string, rather than calculating it from a relocation.
9573 * errors.cc (Errors::fatal): Print "fatal error:" before the
9575 (Errors::error, Errors::error_at_location): Print "error: "
9576 before the formatted message.
9577 (Errors::undefined_symbol): Take location as a string, rather
9578 than calculating it from a relocation.
9579 (gold_undefined_symbol_at_location): New function akin to
9580 old gold_undefined_symbol, calculates location from relocation.
9581 (gold_undefined_symbol): Change to take only a Symbol pointer
9582 and to report location as the file name associated with the symbol.
9583 * testsuite/debug_msg.sh: Update for changed error messages.
9584 * testsuite/undef_symbol.sh: Likewise.
9586 2009-02-04 Duncan Sands <baldrick@free.fr>
9589 * reduced_debug_output.h
9590 (Output_reduced_debug_abbrev_section::failed): Use format for
9592 (Output_reduced_debug_info_section::faild): Likewise.
9594 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9596 * script.cc (Lazy_demangler): New class.
9597 (Version_script_info::get_symbol_version_helper): Demangle a
9600 2009-01-29 Cary Coutant <ccoutant@google.com>
9602 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9604 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9606 2009-01-28 Ian Lance Taylor <iant@google.com>
9608 * version.cc (version_string): Bump to 1.9.
9610 * gold.h: Include <cstring> and <stdint.h>.
9611 * version.cc: Include <cstdio>.
9612 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9614 * reduced_debug_output.cc (insert_into_vector): Rename from
9615 Insert_into_vector; change all callers. Use Swap_unaligned to
9616 avoid aliasing issue; remove union since it is unnecessary.
9618 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9620 * Makefile.am (CCFILES): Add gc.cc.
9622 * Makefile.in: Regenerate.
9623 * gold.cc (Gc_runner): New class.
9624 (queue_initial_tasks): Call garbage collection related tasks
9625 when corresponding options are invoked.
9626 (queue_middle_gc_tasks): New function.
9627 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9628 processed early before laying out sections during garbage collection.
9629 * gold.h (queue_middle_gc_tasks): New function.
9630 (is_prefix_of): Move from "layout.cc".
9631 * i386.cc (Target_i386::gc_process_relocs): New function.
9632 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9633 * main.cc (main): Create object of class "Garbage_collection".
9634 * object.cc (Relobj::copy_symbols_data): New function.
9635 (Relobj::is_section_name_included): New function.
9636 (Sized_relobj::do_layout): Allow this function to be called twice
9637 during garbage collection and defer layout of section during the
9639 * object.h (Relobj::get_symbols_data): New function.
9640 (Relobj::is_section_name_included): New function.
9641 (Relobj::copy_symbols_data): New function.
9642 (Relobj::set_symbols_data): New function.
9643 (Relobj::get_relocs_data): New function.
9644 (Relobj::set_relocs_data): New function.
9645 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9646 (Relobj::gc_process_relocs): New function.
9647 (Relobj::do_gc_process_relocs): New pure virtual function.
9648 (Relobj::sd_): New data member.
9649 (Sized_relobj::is_output_section_offset_invalid): New function.
9650 (Sized_relobj::do_gc_process_relocs): New function.
9651 * options.h (General_options::gc_sections): Modify to not be a no-op.
9652 (General_options::print_gc_sections): New option.
9653 * plugin.cc (Plugin_finish::run): Remove function call to
9654 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9655 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9656 * reloc.cc (Read_relocs::run): Add task to process relocs and
9657 determine unreferenced sections when doing garbage collection.
9658 (Gc_process_relocs): New class.
9659 (Sized_relobj::do_gc_process_relocs): New function.
9660 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9661 sections that are garbage collected.
9662 * reloc.h (Gc_process_relocs): New class.
9663 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9664 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9665 symbols whose corresponding sections are garbage collected.
9666 (Symbol_table::Symbol_table): Add new parameter for the garbage
9668 (Symbol_table::gc_mark_undef_symbols): New function.
9669 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9670 (Symbol_table::gc_mark_dyn_syms): New function.
9671 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9673 (Symbol_table::add_from_object): Likewise.
9674 (Symbol_table::add_from_relobj): When building shared objects, do not
9675 treat externally visible symbols as garbage.
9676 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9677 table information for static and relocatable links.
9678 * symtab.h (Symbol_table::set_gc): New function.
9679 (Symbol_table::gc): New function.
9680 (Symbol_table::gc_mark_undef_symbols): New function.
9681 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9682 (Symbol_table::gc_mark_dyn_syms): New function.
9683 (Symbol_table::gc_): New data member.
9684 * target.h (Sized_target::gc_process_relocs): New pure virtual
9686 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9687 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9689 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9691 * options.h (General_options::gc_sections): Define as a no-op for now.
9692 (General_options::no_keep_memory): Ditto.
9693 (General_options::Bshareable): Define.
9694 * options.cc (General_options::finalize): Honor -Bshareable.
9696 2009-01-20 Andreas Schwab <schwab@suse.de>
9698 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9699 read the value in the contents, since we don't use it. Use the
9700 template endianness when writing.
9701 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9703 2009-01-19 Andreas Schwab <schwab@suse.de>
9705 * configure.tgt (powerpc64-*): Fix targ_obj.
9707 2009-01-15 Ian Lance Taylor <iant@google.com>
9709 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9710 local symbols when stripping all symbols.
9712 2009-01-14 Cary Coutant <ccoutant@google.com>
9714 * output.cc (Output_reloc): Add explicit instantiations.
9716 2009-01-14 Cary Coutant <ccoutant@google.com>
9718 * archive.cc (Archive::get_elf_object_for_member): Remove call
9719 to File_read::claim_for_plugin.
9720 * descriptors.cc (Descriptors::open): Remove reference to
9722 (Descriptors::claim_for_plugin): Remove.
9723 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9724 (Descriptors::is_claimed): Remove.
9725 (claim_descriptor_for_plugin): Remove.
9726 * fileread.cc (File_read::claim_for_plugin): Remove.
9727 * fileread.h (File_read::claim_for_plugin): Remove.
9728 (File_read::descriptor): Reopen descriptor if necessary.
9729 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9730 (Plugin_manager::all_symbols_read): Add task parameter. Change
9732 (Plugin_manager::get_input_file): New function.
9733 (Plugin_manager::release_input_file): New function.
9734 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9735 corresponding data member.
9736 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9737 and pass to base constructor. Change all callers.
9738 (get_input_file, release_input_file): New functions.
9739 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9740 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9741 (Plugin_manager::all_symbols_read): Add task parameter.
9742 (Plugin_manager::get_input_file): New function.
9743 (Plugin_manager::release_input_file): New function.
9744 (Plugin_manager::task_): New data member.
9745 (Pluginobj::Pluginobj): Add filesize parameter.
9746 (Pluginobj::filename): New function.
9747 (Pluginobj::descriptor): New function.
9748 (Pluginobj::filesize): New function.
9749 (Pluginobj::filesize_): New data member.
9750 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9751 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9752 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9754 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9755 with archive libraries.
9756 * testsuite/Makefile.in: Regenerate.
9757 * testsuite/plugin_test.c (struct sym_info): New type.
9758 (get_input_file, release_input_file): New static variables.
9759 (onload): Capture new transfer vector entries.
9760 (claim_file_hook): Stop reading at end of file according to filesize.
9761 Factor out parsing of readelf output into separate function.
9762 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9763 APIs and get the source file name from the symbol table. Convert
9764 source file name to corresponding object file name. Print info
9765 message when adding new input files.
9766 (parse_readelf_line): New function.
9767 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9768 * testsuite/plugin_test_2.sh: Likewise.
9769 * testsuite/plugin_test_3.sh: Likewise.
9770 * testsuite/plugin_test_4.sh: New test case.
9772 2009-01-07 Ian Lance Taylor <iant@google.com>
9774 * version.cc (version_string): Bump to 1.8.
9776 2008-12-23 Cary Coutant <ccoutant@google.com>
9778 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9779 * plugin.cc (Plugin_manager::finish): Rename as
9780 layout_deferred_objects. Move cleanup to separate function.
9781 (Plugin_manager::cleanup): New function.
9782 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9784 * plugin.h (Plugin_manager::finish): Rename as
9785 layout_deferred_objects.
9786 (Plugin_manager::cleanup): New function.
9787 (Plugin_manager::cleanup_done): New field.
9789 2008-12-23 Cary Coutant <ccoutant@google.com>
9791 * plugin.cc (is_visible_from_outside): New function.
9792 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9793 so we don't return "IR only" status for exported symbols or -r links.
9795 * testsuite/Makefile.am (plugin_test_3): New test case.
9796 * testsuite/Makefile.in: Regenerate.
9797 * testsuite/plugin_test_3.sh: New file.
9799 2008-12-22 Cary Coutant <ccoutant@google.com>
9801 * object.cc (Sized_relobj::layout_section): New function.
9802 (Sized_relobj::do_layout): Defer layout of input sections until after
9803 plugin has provided replacement files.
9804 (Sized_relobj::do_layout_deferred_sections): New function.
9805 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9806 (Relobj::layout_deferred_sections): New function.
9807 (Relobj::do_layout_deferred_sections): New function.
9808 (Sized_relobj::do_layout_deferred_sections): New function.
9809 (Sized_relobj::layout_section): New function.
9810 (Sized_relobj::Deferred_layout): New structure.
9811 (Sized_relobj::deferred_layout_): New field.
9812 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9813 Change all callers. Layout deferred sections.
9814 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9816 (Plugin_hook::run): Move code from do_plugin_hook inline.
9817 (Plugin_hook::do_plugin_hook): Remove.
9818 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9819 (Plugin_manager::finish): Renamed, was cleanup.
9820 (Plugin_manager::should_defer_layout): New function.
9821 (Plugin_manager::add_deferred_layout_object): New function.
9822 (Plugin_manager::Deferred_layout_list): New type.
9823 (Plugin_manager::deferred_layout_objects_): New field.
9824 (Plugin_hook::do_plugin_hook): Remove.
9826 2008-12-17 Ian Lance Taylor <iant@google.com>
9828 * options.h (class General_options): Add --no case for
9831 2008-12-16 Cary Coutant <ccoutant@google.com>
9833 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9835 (Plugin_manager::claim_file): Create plugin object even if
9836 plugin did not call the add_symbols callback.
9837 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9838 asking for more symbols than were added.
9839 * testsuite/Makefile.am (plugin_test_1): Add test case with
9841 (empty.syms): New target.
9842 * testsuite/Makefile.in: Regenerate.
9843 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9844 message. Don't call add_symbols if no globals.
9845 (all_symbols_read_hook): Don't provide replacement for empty
9848 2008-12-12 Ian Lance Taylor <iant@google.com>
9850 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9851 r_type == 0 for a local symbol with r_sym == 0.
9852 (scan_relocatable_relocs): Pass r_sym to
9853 local_non_section_strategy.
9854 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9857 * configure.ac: Update test for TLS descriptors: they are
9858 supported as of glibc 2.9.
9859 * configure: Rebuild.
9861 2008-12-11 Ian Lance Taylor <iant@google.com>
9864 * target-reloc.h (Default_scan_relocatable_relocs): For each
9865 function, map r_type == 0 to RELOC_DISCARD.
9867 2008-12-10 Cary Coutant <ccoutant@google.com>
9869 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9870 object to override a kept COMDAT group from a plugin object.
9872 2008-12-09 Ian Lance Taylor <iant@google.com>
9875 * yyscript.y (file_cmd): Handle INPUT.
9877 * testsuite/initpri1.c: Change all declarations to be full
9878 prototypes by adding void, to avoid compiler warnings.
9880 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9882 * options.cc (General_options::parse_plugin_opt): New.
9883 (General_options::add_plugin): The argument now is just the filename.
9884 (General_options::add_plugin_option): New.
9885 * options.h (plugin_opt): New.
9886 (add_plugin): Change argument name.
9887 (add_plugin_option): New.
9888 * plugin.cc (Plugin::load): Don't parse the plugin option.
9889 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9890 (Plugin::add_option): New.
9891 (Plugin::args_): Change type.
9892 (Plugin::filename_): New.
9893 (Plugin_manager::add_plugin_option): New.
9894 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9895 * testsuite/Makefile.in: Regenerate.
9897 2008-12-05 Cary Coutant <ccoutant@google.com>
9899 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9900 Handle --strip-lto-sections option.
9901 * options.h (strip_lto_sections): New option.
9903 2008-12-01 Cary Coutant <ccoutant@google.com>
9905 * plugin.cc (ld_plugin_message): Change format parameter to const.
9906 Fix mismatch between new[] and delete.
9908 2008-11-14 Cary Coutant <ccoutant@google.com>
9910 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9913 2008-11-05 Craig Silverstein <csilvers@google.com>
9915 * options.cc (General_options::parse_dynamic_list): New function.
9916 * options.h (General_options): New flags dynamic_list,
9917 dynamic_list_data, dynamic_list_cpp_new, and
9918 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9919 (General_options::in_dynamic_list): New function.
9920 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9921 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9922 (Lex::can_continue_name): Likewise.
9924 (read_script_file): New parameter script_options.
9925 (read_dynamic_list): New function.
9926 (Script_options::define_dynamic_list): New function.
9927 (dynamic_list_keyword_parsecodes): New variable.
9928 (dynamic_list_keywords): New variable.
9929 * script.h (Script_options::define_dynamic_list): New function
9931 (read_dynamic_list): New function prototype.
9932 * symtab.cc (strprefix): New macro.
9933 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9934 dynamic_list_data, dynamic_list_cpp_new, and
9935 dynamic_list_cpp_typeinfo.
9936 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9937 (dynamic_list_expr): New rule.
9938 (dynamic_list_nodes): Likewise.
9939 (dynamic_list_node): Likewise.
9940 * testsuite/Makefile.am (dynamic_list): New test.
9941 * testsuite/Makefile.in: Regenerated.
9942 * testsuite/dynamic_list.t: New file.
9943 * testsuite/dynamic_list.sh: New file.
9945 2008-11-05 Craig Silverstein <csilvers@google.com>
9947 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9948 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9949 (t11_last): Likewise.
9950 * testsuite/ver_test_6.c (main): Likewise.
9952 2008-10-07 Cary Coutant <ccoutant@google.com>
9954 * options.c (General_options::finalize): Add check for -static and
9956 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9959 2008-10-02 Cary Coutant <ccoutant@google.com>
9961 * plugin.cc (make_sized_plugin_object): Fix conditional
9962 compilation to work when not all targets are enabled.
9964 2008-09-29 Cary Coutant <ccoutant@google.com>
9966 * archive.cc (Archive::get_file_and_offset): Use filename instead
9967 of name to get library path.
9968 (Archive::include_member): Unlock external member of a thin archive.
9970 * testsuite/Makefile.am (TEST_AR): New variable.
9971 (thin_archive_test_1): New test.
9972 (thin_archive_test_2): New test.
9973 * testsuite/Makefile.in: Regenerate.
9974 * testsuite/thin_archive_main.cc: New file.
9975 * testsuite/thin_archive_test_1.cc: New file.
9976 * testsuite/thin_archive_test_2.cc: New file.
9977 * testsuite/thin_archive_test_3.cc: New file.
9978 * testsuite/thin_archive_test_4.cc: New file.
9980 2008-09-29 Cary Coutant <ccoutant@google.com>
9982 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9983 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9985 (Sized_relobj::do_finalize_local_symbols): Likewise.
9986 (Sized_relobj::map_to_kept_section): Likewise.
9987 * object.h (Sized_relobj::invalid_address): New constant.
9988 (Sized_relobj::do_output_section_offset): Check for invalid_address
9990 * output.cc (Output_reloc::local_section_offset): Use constant
9991 invalid_address instead of -1U.
9992 (Output_reloc::get_address): Likewise.
9993 (Output_section::output_address): Change -1U to -1ULL.
9994 * output.h (Output_reloc::invalid_address): New constant.
9995 * reloc.cc (Sized_relobj::write_sections): Use constant
9996 invalid_address instead of -1U.
9997 (Sized_relobj::relocate_sections): Likewise.
9998 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9999 values for merge sections.
10000 * target-reloc.h (relocate_for_relocatable): Use constant
10001 invalid_address instead of -1U.
10003 2008-09-19 Cary Coutant <ccoutant@google.com>
10005 Add plugin functionality for link-time optimization (LTO).
10006 * configure.ac (plugins): Add --enable-plugins option.
10007 * configure: Regenerate.
10008 * config.in: Regenerate.
10009 * Makefile.am (LIBDL): New variable.
10010 (CCFILES): Add plugin.cc.
10011 (HFILES): Add plugin.h.
10012 (ldadd_var): Add LIBDL.
10013 * Makefile.in: Regenerate.
10015 * archive.cc: Include "plugin.h".
10016 (Archive::setup): Don't preread archive symbols when using a plugin.
10017 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10018 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10020 (Archive::include_member): Add symbols from plugin objects.
10021 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10022 * descriptors.cc (Descriptors::open): Check for file descriptors
10023 abandoned by plugins.
10024 (Descriptors::claim_for_plugin): New function.
10025 * descriptors.h (Descriptors::claim_for_plugin): New function.
10026 (Open_descriptor::is_claimed): New field.
10027 (claim_descriptor_for_plugin): New function.
10028 * fileread.cc (File_read::claim_for_plugin): New function.
10029 * fileread.h (File_read::claim_for_plugin): New function.
10030 (File_read::descriptor): New function.
10031 * gold.cc: Include "plugin.h".
10032 (queue_initial_tasks): Add task to call plugin hooks for generating
10034 * main.cc: Include "plugin.h".
10035 (main): Load plugin libraries.
10036 * object.h (Pluginobj): Declare.
10037 (Object::pluginobj): New function.
10038 (Object::do_pluginobj): New function.
10039 (Object::set_target): New function.
10040 * options.cc: Include "plugin.h".
10041 (General_options::parse_plugin): New function.
10042 (General_options::General_options): Initialize plugins_ field.
10043 (General_options::add_plugin): New function.
10044 * options.h (Plugin_manager): Declare.
10045 (General_options): Add --plugin option.
10046 (General_options::has_plugins): New function.
10047 (General_options::plugins): New function.
10048 (General_options::add_plugin): New function.
10049 (General_options::plugins_): New field.
10050 * plugin.cc: New file.
10051 * plugin.h: New file.
10052 * readsyms.cc: Include "plugin.h".
10053 (Read_symbols::do_read_symbols): Check for archive before checking
10054 for ELF file. Call plugin hooks to claim files.
10055 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10056 from a real object file; force override when processing replacement
10058 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10059 (Symbol::init_base_object): Likewise.
10060 (Symbol::init_base_output_data): Likewise.
10061 (Symbol::init_base_output_segment): Likewise.
10062 (Symbol::init_base_constant): Likewise.
10063 (Symbol::init_base_undefined): Likewise.
10064 (Symbol::output_section): Assert that object is not a plugin.
10065 (Symbol_table::add_from_pluginobj): New function.
10066 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10068 (Symbol_table::sized_write_globals): Likewise.
10069 (Symbol_table::add_from_pluginobj): Instantiate template.
10070 * symtab.h (Sized_pluginobj): Declare.
10071 (Symbol::in_real_elf): New function.
10072 (Symbol::set_in_real_elf): New function.
10073 (Symbol::in_real_elf_): New field.
10074 (Symbol_table::add_from_pluginobj): New function.
10076 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10077 (LIBDL): New variable.
10078 (LDADD): Add LIBDL.
10079 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10080 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10081 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10082 (MOSTLYCLEANFILES): Likewise.
10083 * testsuite/Makefile.in: Regenerate.
10084 * testsuite/plugin_test.c: New file.
10085 * testsuite/plugin_test_1.sh: New file.
10086 * testsuite/plugin_test_2.sh: New file.
10088 2008-09-16 Ian Lance Taylor <iant@google.com>
10090 * target-reloc.h (relocate_section): Check whether a symbol is
10091 defined by the ABI before reporting an undefined symbol error.
10092 * target.h (Target::is_defined_by_abi): Make parameter const.
10093 (Target::do_is_defined_by_abi): Likewise.
10094 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10095 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10096 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10097 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10098 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10099 * testsuite/Makefile.in: Rebuild.
10101 * fileread.cc (make_view): Add casts to avoid warning.
10103 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10105 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10106 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10108 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10110 * options.h (General_options::output_is_executable): New.
10111 (General_options::output_is_pie): New.
10112 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10113 for shared libraries.
10114 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10116 2008-09-11 Chris Demetriou <cgd@google.com>
10118 * options.h (origin): New -z option.
10119 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10120 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10123 2008-09-05 Cary Coutant <ccoutant@google.com>
10125 * fileread.cc (File_read::make_view): Add check for attempt to map
10126 beyond end of file.
10128 2008-09-05 Cary Coutant <ccoutant@google.com>
10130 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10131 explicit instantiations.
10133 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10136 * options.cc (General_options::finalize): Allow undefined symbols
10137 in shlibs if linking -shared.
10140 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10141 symbols as not needing a dynsym entry.
10143 2008-08-20 Craig Silverstein <csilvers@google.com>
10145 * fileread.cc (File_read::open): Do not lock the file unless it
10146 was successfully opened.
10148 2008-08-14 Cary Coutant <ccoutant@google.com>
10150 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10151 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10152 * testsuite/tls_test.cc (struct int128): 128-bit struct
10153 for testing TLS relocs with non-zero addend.
10154 (v12): New TLS variable.
10156 (t_last): Add check for v12.
10157 * testsuite/tls_test.h (t12): New function.
10158 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10160 2008-08-13 Ian Lance Taylor <iant@google.com>
10162 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10163 set tls_segment_ or relro_segment_.
10164 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10166 * output.h (Output_section::clear_is_relro): New function.
10167 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10168 sections specially even when output_data_ is empty.
10169 (Output_segment::maximum_alignment): When first section is relro,
10170 only force alignment for PT_LOAD segments.
10171 * script.cc (script_data_segment_align): New function.
10172 (script_data_segment_relro_end): New function.
10173 * script-c.h (script_data_segment_align): Declare.
10174 (script_data_segment_relro_end): Declare.
10175 * script-sections.h (class Script_sections): Declare
10176 data_segment_align and data_segment_relro_end. Add fields
10177 segment_align_index_ and saw_relro_end_.
10178 * script-sections.cc (class Sections_element): Add set_is_relro
10179 virtual function. Add new bool* parameter to place_orphan_here.
10180 Add get_output_section virtual function.
10181 (class Output_section_definition): Add set_is_relro. Add new
10182 bool* parameter to place_orphan_here. Add get_output_section.
10183 Add is_relro_ field.
10184 (Output_section_definition::Output_section_definition): Initialize
10185 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10186 and is_relro_ fields.
10187 (Output_section_definition::place_orphan_here): Add is_relro
10189 (Output_section_definition::set_section_addresses): Set relro for
10191 (Output_section_definition::alternate_constraint): Likewise.
10192 (class Orphan_output_section): Add new bool* parameter to
10193 place_orphan_here. Add get_output_section.
10194 (Orphan_output_section::place_orphan_here): Add is_relro
10196 (Script_sections::Script_sections): Initialize
10197 data_segment_align_index_ and saw_relro_end_.
10198 (Script_sections::data_segment_align): New function.
10199 (Script_sections::data_segment_relro_end): New function.
10200 (Script_sections::place_orphan): Set or clear is_relro.
10201 (Script_sections::set_section_addresses): Force alignment of first
10203 * yyscript.y (exp): Call script_data_segment_align and
10204 script_data_segment_relro_end.
10205 * testsuite/relro_script_test.t: New file.
10206 * testsuite/relro_test.cc (using_script): Declare.
10207 (t1, t2): Test using_script.
10208 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10209 (relro_script_test_SOURCES): Define.
10210 (relro_script_test_DEPENDENCIES): Define.
10211 (relro_script_test_LDFLAGS): Define.
10212 (relro_script_test_LDADD): Define.
10213 (relro_script_test.so): New target.
10214 * testsuite/Makefile.in: Rebuild.
10216 2008-08-06 Cary Coutant <ccoutant@google.com>
10218 * archive.cc (Archive::total_archives, Archive::total_members)
10219 (Archive::total_members_loaded): New variables.
10220 (Archive::setup): Add parameter. Add option to preread
10222 (Archive::read_armap): Add counter.
10223 (Archive::get_file_and_offset): New function.
10224 (Archive::get_elf_object_for_member): New function.
10225 (Archive::read_all_symbols): New function.
10226 (Archive::read_symbols): New function.
10227 (Archive::add_symbols): Add counters.
10228 (Archive::include_all_members): Use armap to find members if it's
10230 (Archive::include_member): Skip reading symbols if already read.
10231 Factored code into Archive::get_file_and_offset and
10232 Archive::get_elf_object_for_member. Changed call to
10233 Mapfile::report_include_archive_member.
10234 (Archive::print_stats): New function.
10235 * archive.h: Declare Object and Read_symbols_data classes.
10236 (Archive::Archive): Add initializers for new members.
10237 (Archive::setup): Add parameter.
10238 (Archive::print_stats): New function.
10239 (Archive::total_archives, Archive::total_members)
10240 (Archive::total_members_loaded): New variables.
10241 (Archive::get_file_and_offset): New function.
10242 (Archive::get_elf_object_for_member): New function.
10243 (Archive::read_all_symbols): New function.
10244 (Archive::read_symbols): New function.
10245 (Archive::Archive_member): New class.
10246 (Archive::members_): New member.
10247 (Archive::num_members_): New member.
10248 * main.cc: Include archive.h.
10249 (main): Call Archive::print_stats.
10250 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10251 archive parameter; member_name is now the fully-decorated name.
10252 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10253 * options.h: (General_options): Add --preread-archive-symbols option.
10254 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10257 2008-08-04 Ian Lance Taylor <iant@google.com>
10259 * symtab.h (Symbol::use_plt_offset): New function.
10260 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10261 * powerpc.cc (Relocate::relocate): Likewise.
10262 * sparc.cc (Relocate::relocate): Likewise.
10263 * x86_64.cc (Relocate::relocate): Likewise.
10264 * testsuite/weak_plt.sh: New test.
10265 * testsuite/weak_plt_main.cc: New test.
10266 * testsuite/weak_plt_shared.cc: New test.
10267 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10268 (check_PROGRAMS): Add weak_plt.
10269 (check_DATA): Add weak_plt_shared.so.
10270 (weak_plt_main_pic.o, weak_plt): New targets.
10271 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10272 * testsuite/Makefile.in: Rebuild.
10274 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10276 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10277 * testsuite/Makefile.in: Rebuild.
10279 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10281 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10282 * Makefile.in: Regenerate.
10283 * po/POTFILES.in: Regenerate.
10285 2008-07-29 Ian Lance Taylor <iant@google.com>
10287 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10288 symbols before other symbols.
10289 * testsuite/script_test_2.cc (test_addr): Declare.
10290 (test_addr_alias): Declare.
10291 (main): Check that test_addr and test_addr_alias have the right
10293 * testsuite/script_test_2.t: Define test_addr_alias and
10296 2008-07-24 Ian Lance Taylor <iant@google.com>
10299 * descriptors.cc: New file.
10300 * descriptors.h: New file.
10301 * gold-threads.h (class Hold_optional_lock): New class.
10302 * fileread.cc: Include "descriptors.h".
10303 (File_read::~File_read): Release descriptor rather than closing
10305 (File_read::open) [file]: Call open_descriptor rather than open.
10306 Set is_descriptor_opened_.
10307 (File_read::open) [memory]: Assert that descriptor is not open.
10308 (File_read::reopen_descriptor): New function.
10309 (File_read::release): Release descriptor.
10310 (File_read::do_read): Make non-const. Reopen descriptor.
10311 (File_read::read): Make non-const.
10312 (File_read::make_view): Reopen descriptor.
10313 (File_read::do_readv): Likewise.
10314 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10315 Update declarations.
10316 * layout.cc: Include "descriptors.h".
10317 (Layout::create_build_id): Use open_descriptor rather than open.
10318 * output.cc: Include "descriptors.h".
10319 (Output_file::open): Use open_descriptor rather than open.
10320 * archive.cc (Archive::const_iterator): Change Archive to be
10322 (Archive::begin, Archive::end): Make non-const.
10323 (Archive::count_members): Likewise.
10324 * archive.h (class Archive): Update declarations.
10325 * object.h (Object::read): Make non-const.
10326 * Makefile.am (CCFILES): Add descriptors.cc.
10327 (HFILES): Add descriptors.h.
10328 * Makefile.in: Rebuild.
10331 * gold.h: Always include <clocale>. Add Solaris workarounds
10332 following code in binutils/sysdep.h.
10335 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10336 this->eh_frame_hdr_ is NULL before using it.
10338 * dynobj.cc (Versions::Versions): Update comment.
10340 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10341 the base version name.
10343 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10344 array size plus one.
10345 (Stringpool_template::set_string_offsets): Subtract one from key
10346 before using it as an array index.
10347 (Stringpool_template::get_offset_with_length): Likewise.
10348 (Stringpool_template::write_to_buffer): Likewise.
10349 * stringpool.h (Stringpool_template::get_offset_from_key):
10352 2008-07-23 Ian Lance Taylor <iant@google.com>
10355 * object.h (Merged_symbol_value::value): Do our best to handle a
10359 * script.cc (Version_script_info::get_versions): Don't add empty
10360 version tag to return value.
10361 (Version_script_info::get_symbol_version_helper): Change return
10362 type to bool. Add pversion parameter. Change all callers.
10363 (script_register_vers_node): Don't require a non-NULL tag.
10364 * script.h (class Version_script_info): Update declarations.
10365 (Version_script_info::get_symbol_version): Change return type to
10366 bool. Add version parameter. Change all callers.
10367 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10368 handling. Handle an empty version from a version script.
10369 (Symbol_table::define_special_symbol): Likewise.
10370 * testsuite/ver_test_10.script: New file.
10371 * testsuite/ver_test_10.sh: New file.
10372 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10373 (check_DATA): Add ver_test_10.syms.
10374 (ver_test_10.syms, ver_test_10.so): New target.
10375 * testsuite/Makefile.in: Rebuild.
10377 2008-07-23 Simon Baldwin <simonb@google.com>
10379 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10380 to zero for undefined symbols from dynamic libraries.
10382 2008-07-23 Ian Lance Taylor <iant@google.com>
10384 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10385 Change all callers.
10386 * symtab.h (class Symbol_table): Update declaration.
10387 * testsuite/ver_test_9.cc: New file.
10388 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10389 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10390 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10391 (ver_test_9.so, ver_test_9.o): New targets.
10392 * testsuite/Makefile.in: Rebuild.
10394 2008-07-22 Ian Lance Taylor <iant@google.com>
10396 * options.h (class General_options): Define --check-sections.
10397 * layout.cc (Layout::set_segment_offsets): Handle
10400 * options.h (class General_options): Define -n/--nmagic and
10402 * options.cc (General_options::finalize): For -n/--nmagic or
10403 -N/--omagic, set -static.
10404 * layout.cc (Layout::attach_allocated_section_to_segment): If
10405 -N/--omagic, don't put read-only and read-write sections in
10406 different segments.
10407 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10408 finding a read-only segment.
10409 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10410 don't set the minimum segment alignment to the common page size,
10411 and don't set the file offset to the address modulo the page size.
10412 * script-sections.cc (Script_sections::create_segments): If
10413 -n/--omagic, don't put read-only and read-write sections in
10414 different segments.
10416 * cref.cc: New file.
10417 * cref.h: New file.
10418 * options.h (class General_options): Add --print-symbol-counts.
10419 * main.cc (main): Issue defined symbol report if requested.
10420 * archive.cc (Archive::interpret_header): Make into a const member
10422 (Archive::add_symbols): Call Input_objects::archive_start and
10424 (Archive::const_iterator): Define new class.
10425 (Archive::begin, Archive::end): New functions.
10426 (Archive::include_all_members): Rewrite to use iterator.
10427 (Archive::count_members): New function.
10428 * archive.h (class Archive): Update declarations.
10429 (Archive::filename): New function.
10430 * object.cc: Include "cref.h".
10431 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10432 (Sized_relobj::do_get_global_symbol_counts): New function.
10433 (Input_objects::add_object): Add object to cross-referencer.
10434 (Input_objects::archive_start): New function.
10435 (Input_objects::archive_stop): New function.
10436 (Input_objects::print_symbol_counts): New function.
10437 * object.h: Declare Cref and Archive.
10438 (Object::get_global_symbol_counts): New function.
10439 (Object::do_get_global_symbol_counts): New pure virtual function.
10440 (class Sized_relobj): Add defined_count_ field. Update
10442 (class Input_objects): Add cref_ field. Update constructor.
10443 Update declarations.
10444 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10446 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10448 (Sized_dynobj::do_get_global_symbol_counts): New function.
10449 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10450 defined_count_. Update declarations. Define Symbols typedef.
10451 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10452 parameter. Change all callers.
10453 (Symbol_table::add_from_dynobj): Add sympointers and defined
10454 parameters. Change all callers.
10455 * symtab.h (class Symbol_table): Update declarations.
10456 * Makefile.am (CCFILES): Add cref.cc.
10457 (HFILES): Add cref.h.
10458 * Makefile.in: Rebuild.
10460 2008-07-22 Simon Baldwin <simonb@google.com>
10462 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10463 to zero when writing undefined symbols.
10465 2008-07-22 Ian Lance Taylor <iant@google.com>
10467 * output.cc (Output_section::add_input_section): Don't try to
10468 merge empty merge sections.
10470 2008-07-21 Craig Silverstein <csilvers@google.com>
10472 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10473 Include symbol version in error message.
10475 2008-07-20 Chris Demetriou <cgd@google.com>
10477 * configure.ac (gold_cv_c_random_seed): New configured variable.
10478 (RANDOM_SEED_CFLAGS): New substituted variable.
10479 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10480 * configure: Rebuild.
10481 * Makefile.in: Likewise.
10482 * testsuite/Makefile.in: Likewise.
10484 2008-07-18 Ian Lance Taylor <iant@google.com>
10486 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10487 where we see NAME/NULL and NAME/VERSION as separate symbols.
10488 * testsuite/ver_test_main.cc (main): Call t4.
10489 (t4, t4_2a): Define.
10490 * testsuite/ver_test_2.cc (t4_2): Define.
10491 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10492 * testsuite/ver_test_4.cc (t4_2a): Define.
10493 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10494 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10496 2008-07-17 Ian Lance Taylor <iant@google.com>
10498 * dynobj.cc (Versions::add_def): If we give an error about a
10499 missing version, go ahead and create the version anyhow.
10501 2008-07-10 Ian Lance Taylor <iant@google.com>
10503 Handle output sections with more than 0x7fffffff bytes.
10504 * object.h (class Relobj): Change map_to_output_ to
10505 output_sections_, and just keep a section pointer. Change all
10506 uses. Move comdat group support to Sized_relobj.
10507 (Relobj::is_section_specially_mapped): Remove.
10508 (Relobj::output_section): Remove poff parameter. Change all
10510 (Relobj::output_section_offset): New function.
10511 (Relobj::set_section_offset): Rewrite.
10512 (Relobj::map_to_output): Remove.
10513 (Relobj::output_sections): New function.
10514 (Relobj::do_output_section_offset): New pure virtual function.
10515 (Relobj::do_set_section_offset): Likewise.
10516 (class Sized_relobj): Add section_offsets_ field. Add comdat
10517 group support from Relobj. Update declarations.
10518 (Sized_relobj::get_output_section_offset): New function.
10519 (Sized_relobj::do_output_section_offset): New function.
10520 (Sized_relobj::do_set_section_offset): New function.
10521 * object.cc (Relobj::output_section_address): Remove.
10522 (Sized_relobj::Sized_relobj): Initialize new fields.
10523 (Sized_relobj::include_section_group): Cast find_kept_object to
10525 (Sized_relobj::include_linkonce_section): Likewise.
10526 (Sized_relobj::do_layout): Use separate arrays for output section
10528 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10530 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10531 output_sections and section_offsets.
10532 (Sized_relobj::write_local_symbols): Likewise.
10533 (map_to_kept_section): Compute output address directly.
10534 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10535 output_sections and section_offsets.
10536 (Sized_relobj::write_sections): Likewise.
10537 (Sized_relobj::relocate_sections): Likewise.
10538 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10539 * output.h (class Output_reloc): Update declarations. Change
10540 u2_.relobj to Sized_relobj*.
10541 (class Output_data_reloc): Change add functions to use
10543 * output.cc (Output_reloc::Output_reloc): Change relobj to
10545 (Output_reloc::local_section_offset): Change return type to
10546 Elf_Addr. Use get_output_section_offset.
10547 (Output_reloc::get_address): Likewise.
10548 (Output_section::is_input_address_mapped): Don't call
10549 is_section_specially_mapped.
10550 (Output_section::output_offset): Likewise.
10551 (Output_section::output_address): Likewise.
10552 (Output_section::starting_output_address): Likewise.
10553 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10554 parameter to Sized_relobj*.
10555 (Copy_relocs::need_copy_reloc): Likewise.
10556 (Copy_relocs::save): Likewise.
10557 * copy-relocs.h (class Copy_relocs): Update declarations.
10558 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10559 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10560 * target-reloc.h (relocate_for_relocatable): Change
10561 offset_in_output_section type to Elf_Addr. Change code that uses
10563 * layout.cc (Layout::layout): Always set *off.
10564 * mapfile.cc (Mapfile::print_input_section): Use
10565 output_section_offset.
10566 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10568 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10569 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10570 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10572 2008-07-03 Ian Lance Taylor <iant@google.com>
10574 * layout.cc (Layout::include_section): Do not discard unrecognized
10575 SHT_STRTAB sections.
10577 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10579 * script.cc (Lex::can_continue_name): Make '?' allowable in
10580 version-script names.
10581 * testsuite/version_script.map: Change glob pattern to use '?'
10583 2008-06-30 Manish Singh <yosh@gimp.org>
10586 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10589 2008-06-30 Ian Lance Taylor <iant@google.com>
10593 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10594 versions]: Don't try to read the value in the contents, since we
10595 don't use it. Use the template endianness when writing.
10597 2008-06-25 Cary Coutant <ccoutant@google.com>
10599 * fileread.cc (File_read::make_view): Assert on zero-length view.
10600 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10601 symbol table when there are no symbols to read.
10603 2008-06-23 Craig Silverstein <csilvers@google.com>
10605 * version.cc (version_string): Bump to 1.7
10607 2008-06-18 Craig Silverstein <csilvers@google.com>
10609 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10610 constant 0xFFFF to type Valtype.
10611 (Powerpc_relocate_functions::rel16_ha): Likewise.
10613 2008-06-17 Ian Lance Taylor <iant@google.com>
10615 * output.h (Output_section::Input_section): Initialize p2align_ to
10616 zero for Output_section_data constructors.
10617 (Output_section::Input_section::addralign): If not an input
10618 section, return the alignment of the Output_section_data.
10619 * testsuite/copy_test.cc: New file.
10620 * testsuite/copy_test_1.cc: New file.
10621 * testsuite/copy_test_2.cc: New file.
10622 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10623 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10624 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10625 (copy_test_1_pic.o, copy_test_1.so): New targets.
10626 (copy_test_2_pic.o, copy_test_2.so): New targets.
10627 * testsuite/Makefile.in: Rebuild.
10629 * script-sections.cc (Script_sections::place_orphan): Initialize
10630 local variable exact.
10632 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10634 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10636 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10637 David S. Miller <davem@davemloft.net>
10639 * powerpc.cc: New file.
10640 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10641 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10642 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10643 * Makefile.in: Rebuild.
10645 2008-06-09 Ian Lance Taylor <iant@google.com>
10647 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10649 (throwing, orig_terminate): New static variables.
10650 (terminate_handler): New static function.
10651 (t2): Set terminate handler.
10653 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10656 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10659 2008-05-30 Cary Coutant <ccoutant@google.com>
10661 * archive.cc (Archive::include_all_members) Correct to step
10662 over symbol table and extended name table in thin archives.
10664 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10667 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10670 2008-05-28 Caleb Howe <cshowe@google.com>
10672 * reduced_debug_output.cc: New file.
10673 * reduced_debug_output.h: New file.
10674 * options.h (class General_options): Add --strip-debug-non-line.
10675 * options.cc (General_options::finalize): Add strip_debug_non_line
10676 to the strip heirarchy.
10677 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10679 * layout.cc: Include "reduced_debug_output.h".
10680 (Layout::Layout): Initialize new fields.
10681 (line_only_debug_sections): New static array.
10682 (is_lines_only_debug_sections): New static inline function.
10683 (Layout::include_section): Handle --strip-debug-non-line.
10684 (Layout::make_output_section): If --strip-debug-non-line, build
10685 new output sections for .debug_abbrev and .debug_info.
10686 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10687 gold. Warn about possible overflow.
10688 (read_signed_LEB_128): Likewise.
10689 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10690 (read_signed_LEB_128): Declare.
10691 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10692 (HFILES): Add reduced_debug_output.h.
10693 * Makefile.in: Rebuild.
10695 2008-05-21 Ian Lance Taylor <iant@google.com>
10697 * mapfile.cc: New file.
10698 * mapfile.h: New file.
10699 * options.h (class General_options): Add -M/--print-map and -Map.
10700 * options.cc (General_options::finalize): Make -M equivalent to
10702 * main.cc: Include <cstdio> and "mapfile.h".
10703 (main): Open mapfile if requested.
10704 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10705 constructor. Change caller.
10706 (queue_initial_tasks): Add mapfile parameter. Change caller.
10707 (queue_middle_tasks): Likewise.
10708 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10710 * archive.cc: Include "mapfile.h".
10711 (Archive::add_symbols): Add mapfile parameter. Change all
10712 callers. Pass mapfile, symbol, and reason to include_member.
10713 (Archive::include_all_members): Add mapfile parameter. Change all
10715 (Archive::include_member): Add mapfile, sym, and why parameters.
10716 Change all callers. Report inclusion to map file.
10717 * archive.h: Include "fileread.h".
10718 (class Archive): Update declarations.
10719 (Archive::file): New const method.
10720 (class Add_archive_symbols): Add mapfile_ field. Update
10721 constructor. Change all callers.
10722 * readsyms.h (class Read_symbols): Likewise.
10723 (class Finish_group): Likewise.
10724 (class Read_script): Likewise.
10725 * common.cc: Include "mapfile.h".
10726 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10728 (Symbol_table::do_allocate_commons): Likewise.
10729 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10730 symbol allocation to mapfile.
10731 * common.h (class Allocate_commons_task): Add mapfile_ field.
10732 Update constructor. Change all callers.
10733 * symtab.h (class Symbol_table): Update declarations.
10734 * layout.cc: Include "mapfile.h".
10735 (Layout_task_runner::run): Print information to mapfile.
10736 (Layout::create_gold_note): Change Output_data_fixed_space to
10737 Output_data_zero_fill.
10738 (Layout::create_build_id): Likewise.
10739 (Layout::print_to_mapfile): New function.
10740 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10741 constructor. Change caller.
10742 (class Layout): Declare print_to_mapfile.
10743 * output.cc (Output_section::Input_section::print_to_mapfile): New
10745 (Output_section::add_input_section): If producing a map, always
10746 add to input_sections_ list.
10747 (Output_section::do_print_to_mapfile): New function.
10748 (Output_segment::print_sections_to_mapfile): New function.
10749 (Output_segment::print_section_list_to_mapfile): New function.
10750 * output.h: Include "mapfile.h".
10751 (Output_data::print_to_mapfile): New function.
10752 (Output_data::do_print_to_mapfile): New virtual function.
10753 (Output_segment_headers::do_print_to_mapfile): New function.
10754 (Output_file_header::do_print_to_mapfile): New function.
10755 (Output_data_const::do_print_to_mapfile): New function.
10756 (class Output_data_const_buffer): Add map_name_ field. Update
10757 constructor. Change all callers. Add do_print_to_mapfile
10759 (class Output_data_fixed_space): Likewise.
10760 (class Output_data_space): Likewise.
10761 (class Output_data_zero_fill): New class.
10762 (Output_data_strtab::do_print_to_mapfile): New function.
10763 (Output_data_reloc_base::do_print_to_mapfile): New function.
10764 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10765 (Output_data_group::do_print_to_mapfile): New function.
10766 (Output_data_got::do_print_to_mapfile): New function.
10767 (Output_data_dynamic::do_print_to_mapfile): New function.
10768 (Output_symtab_xindex::do_print_to_mapfile): New function.
10769 (class Output_section): Declare do_print_to_mapflie. Declare
10770 print_to_mapfile in Input_section.
10771 (class Output_segment): Declare new functions.
10772 * object.h (Sized_relobj::symbol_count): New function.
10773 * script-sections.cc
10774 (Output_section_element_dot_assignment::set_section_addresses):
10775 Change Output_data_fixed_space to Output_data_zero_fill.
10776 (Output_data_expression::do_print_to_mapfile): New function.
10777 * script.cc (read_input_script): Add mapfile parameter. Change
10779 * script.h (read_input_script): Update declaration.
10780 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10781 (Eh_frame::do_print_to_mapfile): New function.
10782 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10783 (Output_merge_string::do_print_to_mapfile): New function.
10784 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10786 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10788 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10790 * Makefile.am (CCFILES): Add mapfile.cc.
10791 (HFILES): Add mapfile.h.
10792 * Makefile.in: Rebuild.
10794 2008-05-19 Ian Lance Taylor <iant@google.com>
10796 * options.h (class General_options): Add -z relro.
10797 * layout.cc (Layout::Layout): Initialize relro_segment_.
10798 (Layout::add_output_section_data): Return the output section.
10799 (Layout::make_output_section): Rcognize relro sections and mark
10800 them appropriately.
10801 (Layout::attach_allocated_section_to_segment): Put relro sections
10802 in a PT_GNU_RELRO segment.
10803 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10805 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10807 (Layout::linkonce_mapping): Map d.rel.ro.local to
10808 .data.rel.ro.local.
10809 (Layout::output_section_name): Us .data.rel.ro.local for any
10810 section which begins with that.
10811 * layout.h (class Layout): Update add_output_section_data
10812 declaration. Add relro_segment_ field.
10813 * output.cc (Output_section::Output_section): Initialize is_relro_
10814 and is_relro_local_ fields.
10815 (Output_segment::add_output_section): Group relro sections.
10816 (Output_segment::is_first_section_relro): New function.
10817 (Output_segment::maximum_alignment): If there is a relro section,
10818 align the segment to the common page size.
10819 (Output_segment::set_section_addresses): Track whether we are
10820 looking at relro sections. If the last section is a relro
10821 section, align to the common page size.
10822 (Output_segment::set_section_list_addresses): Add in_relro
10823 parameter. Change all callers. Align to the page size when
10824 moving from relro to non-relro section.
10825 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10827 * output.h (class Output_section): Add is_relro_ and
10828 is_relro_local_ fields.
10829 (Output_section::is_relro): New function.
10830 (Output_section::set_is_relro): New function.
10831 (Output_section::is_relro_local): New function.
10832 (Output_section::set_is_relro_local): New function.
10833 (class Output_segment): Update declarations.
10834 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10835 * sparc.cc (Target_sparc::got_section): Likewise.
10836 * x86_64.cc (Target_x86_64::got_section): Likewise.
10837 * testsuite/relro_test_main.cc: New file.
10838 * testsuite/relro_test.cc: New file.
10839 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10840 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10841 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10842 (relro_test.so, relro_test_pic.o): New targets.
10843 * testsuite/Makefile.in: Rebuild.
10845 2008-05-16 Ian Lance Taylor <iant@google.com>
10847 * output.cc (Output_segment::add_output_section): Remove front
10849 * output.h (class Output_segment): Remove
10850 add_initial_output_section and overloaded add_output_section.
10851 Update declaration of remaining add_output_section.
10852 * layout.cc (Layout::create_interp): Call add_output_section
10853 rather than add_initial_output_section.
10854 (Layout::finish_dynamic_section): Likewise.
10856 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10857 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10858 know the dynamic type.
10859 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10860 field. Initialize it in constructor.
10861 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10862 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10863 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10866 * output.cc (Output_reloc::get_address): Change return type to
10868 * output.h (class Output_reloc): Update get_address declaration.
10869 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10870 for section addresses.
10872 2008-05-09 Ian Lance Taylor <iant@google.com>
10875 * gold.cc (gold_nomem): Use return value of write.
10877 2008-05-08 Ian Lance Taylor <iant@google.com>
10879 * symtab.c (Symbol::init_base_output_data): Add version
10880 parameter. Change all callers.
10881 (Symbol::init_base_output_segment): Likewise.
10882 (Symbol::init_base_constant): Likewise.
10883 (Symbol::init_base_undefined): Likewise.
10884 (Sized_symbol::init_output_data): Likewise.
10885 (Sized_symbol::init_output_segment): Likewise.
10886 (Sized_symbol::init_constant): Likewise.
10887 (Sized_symbol::init_undefined): Likewise.
10888 (Symbol_table::do_define_in_output_data): If the new symbol has a
10889 version, mark it as the default.
10890 (Symbol_table::do_define_in_output_segment): Likewise.
10891 (Symbol_table::do_define_as_constant): Likewise.
10892 * symtab.h (class Symbol): Update declarations.
10893 (class Sized_symbol): Likewise.
10894 * resolve.cc (Symbol::override_version): New function.
10895 (Symbol::override_base): Call override_version.
10896 (Symbol::override_base_with_special): Likewise.
10897 * testsuite/ver_script_8.script: New file.
10898 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10899 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10900 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10901 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10903 2008-05-06 Ian Lance Taylor <iant@google.com>
10906 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10908 (class General_options): Remove existing --undefined, and add
10909 --no-undefined instead. Add new --undefined as synonym for -u.
10910 * archive.cc (Archive::add_symbols): Check whether symbol was
10912 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10913 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10914 all uses. Add IS_UNDEFINED. Update declarations to split
10915 different versions of init_base. Declare init_base_undefined.
10916 (Symbol::is_defined): Handle IS_UNDEFINED.
10917 (Symbol::is_undefined): Likewise.
10918 (Symbol::is_weak_undefined): Call is_undefined.
10919 (Symbol::is_absolute): Handle IS_CONSTANT.
10920 (class Sized_symbol): Update declarations to split different
10921 versions of init. Declare init_undefined.
10922 (class Symbol_table): Declare new functions.
10923 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10924 Change all callers.
10925 (Symbol::init_base_output_data): Likewise.
10926 (Symbol::init_base_output_segment): Likewise.
10927 (Symbol::init_base_constant): Likewise.
10928 (Symbol::init_base_undefined): New function.
10929 (Sized_symbol::init_object): Rename from init. Change all
10931 (Sized_symbol::init_output_data): Likewise.
10932 (Sized_symbol::init_output_segment): Likewise.
10933 (Sized_symbol::init_constant): Likewise.
10934 (Sized_symbol::init_undefined): New function.
10935 (Symbol_table::add_undefined_symbols_from_command_line): New
10937 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10939 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10940 (Symbol::output_section): Likewise.
10941 (Symbol::set_output_section): Likewise.
10942 (Symbol_table::sized_finalize_symbol): Likewise.
10943 (Symbol_table::sized_write_globals): Likewise.
10944 * resolve.cc (Symbol_table::should_override): Likewise.
10945 (Symbol::override_base_with_special): Likewise.
10947 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10948 symbol, change it to have default visibility.
10949 * testsuite/protected_1.cc: New file.
10950 * testsuite/protected_2.cc: New file.
10951 * testsuite/protected_3.cc: New file.
10952 * testsuite/protected_main_1.cc: New file.
10953 * testsuite/protected_main_2.cc: New file.
10954 * testsuite/protected_main_3.cc: New file.
10955 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10956 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10957 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10958 (protected_1.so): New target.
10959 (protected_1_pic.o, protected_2_pic.o): New targets.
10960 (protected_3_pic.o): New target.
10961 (check_PROGRAMS): Add protected_2.
10962 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10963 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10964 * testsuite/Makefile.in: Rebuild.
10966 * options.h (DEFINE_var): Add set_user_set_##varname__.
10967 (DEFINE_bool_alias): New macro.
10968 (class General_options): Define -Bstatic using DEFINE_bool_alias
10969 rather than DEFINE_special. Add --undefined as an alias for -z
10971 * options.cc (General_options::parse_Bstatic): Remove.
10973 * options.h (class General_options): Add --fatal-warnings.
10974 * main.cc (main): Implement --fatal-warnings.
10975 * errors.h (Errors::warning_count): New function.
10977 * options.h (class General_options): Add -Bsymbolic-functions.
10978 * symtab.h (Symbol::is_preemptible): Check for
10979 -Bsymbolic-functions.
10981 2008-05-05 Ian Lance Taylor <iant@google.com>
10983 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10984 as noVARNAME rather than no-VARNAME.
10985 (class General_options): Add option -z combreloc.
10986 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10988 (Output_reloc::sort_before) [SHT_REL]: New function.
10989 (Output_reloc::sort_before) [SHT_RELA]: New function.
10990 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10991 Sort_relocs_comparison.
10992 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10993 parameter. Change all callers.
10994 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10995 sort_relocs parameter. Change all callers.
10996 * output.cc (Output_reloc::get_address): New function, broken out
10998 (Output_reloc::write_rel): Call it.
10999 (Output_reloc::compare): New function.
11000 (Output_data_reloc_base::do_write): Optionally sort relocs.
11002 * configure.ac: If targ_extra_obj is set, link it in.
11003 * configure.tgt: Initialize all variables.
11004 (x86_64*): Set targ_extra_obj and targ_extra_size.
11005 * configure: Rebuild.
11007 * object.cc (Sized_relobj::include_section_group): Adjust section
11008 indexes read from group data. Build vector to pass to
11010 * layout.cc (Layout::layout_group): Add flags and shndxes
11011 parameters. Remove contents parameter. Change caller. Update
11012 explicit instantiations.
11013 * layout.h (class Layout): Update layout_group declaration.
11014 * output.cc (Output_data_group::Output_data_group): Add flags and
11015 input_shndxes parameters. Remove contents parameter. Change
11017 (Output_data_group::do_write): Change input_sections_ to
11019 * output.h (class Output_data_group): Update constructor
11020 declaration. Rename input_sections_ to input_shndxes_.
11021 * testsuite/many_sections_test.cc: Add template.
11023 2008-04-30 Cary Coutant <ccoutant@google.com>
11025 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11027 * layout.cc (Layout::include_section): Refactored check for debug
11029 (Layout::add_comdat): Add new parameters. Change type
11030 of signature parameter. Add object and shndx to signatures table.
11031 (Layout::find_kept_object): New function.
11032 * layout.h: Include <cstring>.
11033 (Layout::is_debug_info_section): New function.
11034 (Layout::add_comdat): Add new parameters.
11035 (Layout::find_kept_object): New function.
11036 (Layout::Kept_section): New struct.
11037 (Layout::Signatures): Change type of map range.
11038 * object.cc (Relobj::output_section_address): New function.
11039 (Sized_relobj::include_section_group): Add new parameters. Change
11040 calls to Layout::add_comdat. Change to build table of kept comdat
11041 groups and table mapping discarded sections to kept sections.
11042 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11043 (Sized_relobj::do_layout): Change calls to include_section_group and
11044 include_linkonce_section.
11045 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11046 value to zero when section is discarded.
11047 (Sized_relobj::map_to_kept_section): New function.
11048 * object.h (Relobj::output_section_address): New function.
11049 (Relobj::Comdat_group): New type.
11050 (Relobj::find_comdat_group): New function.
11051 (Relobj::Comdat_group_table): New type.
11052 (Relobj::Kept_comdat_section): New type.
11053 (Relobj::Kept_comdat_section_table): New type.
11054 (Relobj::add_comdat_group): New function.
11055 (Relobj::set_kept_comdat_section): New function.
11056 (Relobj::get_kept_comdat_section): New function.
11057 (Relobj::comdat_groups_): New field.
11058 (Relobj::kept_comdat_sections_): New field.
11059 (Symbol_value::input_value): Update comment.
11060 (Sized_relobj::map_to_kept_section) New function.
11061 (Sized_relobj::include_linkonce_section): Add new parameter.
11062 * target-reloc.h (Comdat_behavior): New type.
11063 (get_comdat_behavior): New function.
11064 (relocate_section): Add code to map a discarded section to the
11065 corresponding kept section when applying a relocation.
11067 2008-04-30 Craig Silverstein <csilvers@google.com>
11069 * dwarf_reader.cc (next_generation_count): New static var.
11070 (Addr2line_cache_entry): New struct.
11071 (addr2line_cache): New static var.
11072 (Dwarf_line_info::one_addr2line): Added caching.
11073 (Dwarf_line_info::clear_addr2line_cache): New function.
11074 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11075 cache-size parameter.
11076 (Dwarf_line_info::one_addr2line_cache): New function.
11077 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11078 new cache-size argument to one_addr2line(), and clear cache.
11080 2008-04-28 Cary Coutant <ccoutant@google.com>
11082 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11083 R_386_PC8 relocations.
11085 2008-04-23 Ian Lance Taylor <iant@google.com>
11087 * object.cc (Sized_relobj::include_section_group): Check for
11088 invalid section group.
11090 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11093 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11094 than read for file header.
11095 * archive.cc (Archive::include_member): Likewise.
11097 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11099 * aclocal.m4: Regenerate.
11100 * configure: Regenerate.
11102 2008-04-19 Ian Lance Taylor <iant@google.com>
11104 * version.cc (version_string): Bump to 1.6.
11106 * testsuite/Makefile.am (many_sections_r_test): New target.
11107 (many_sections_r_test_SOURCES): Remove.
11108 (many_sections_r_test_DEPENDENCIES): Remove.
11109 (many_sections_r_test_LDFLAGS): Remove.
11110 (many_sections_r_test_LDADD): Remove.
11112 * object.cc (Sized_relobj::do_add_symbols): Always pass
11113 local_symbol_count_ to add_from_relobj.
11115 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11116 every thousand variables.
11117 * testsuite/Makefile.in: Rebuild.
11119 * object.cc (Xindex::initialize_symtab_xindex): New function.
11120 (Xindex::read_symtab_xindex): New function.
11121 (Xindex::sym_xindex_to_shndx): New function.
11122 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11124 (Sized_relobj::do_initialize_xindex): New function.
11125 (Sized_relobj::do_read_symbols): Adjust section links.
11126 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11127 parameter. Change all callers.
11128 (Sized_relobj::include_section_group): Adjust section links and
11129 symbol section indexes.
11130 (Sized_relobj::do_layout): Adjust section links.
11131 (Sized_relobj::do_count_local_symbols): Adjust section links and
11132 symbol section indexes.
11133 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11134 ordinary and special symbols.
11135 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11136 dynsym_xindex parameters. Change all callers. Adjust section
11137 links. Use SHN_XINDEX when needed.
11138 (Sized_relobj::get_symbol_location_info): Adjust section links.
11139 Don't get fooled by special symbols.
11140 * object.h (class Xindex): Define.
11141 (class Object): Add xindex_ parameter. Declare virtual functoin
11142 do_initialize_xindex.
11143 (Object::adjust_sym_shndx): New function.
11144 (Object::set_xindex): New protected function.
11145 (class Symbol_value): Add is_ordinary_shndx_ field.
11146 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11147 (Symbol_value::value): Assert ordinary section.
11148 (Symbol_value::initialize_input_to_output_map): Likewise.
11149 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11150 Change all callers.
11151 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11153 (class Sized_relobj): Update declarations.
11154 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11155 parameter. Change all callers.
11156 (Sized_relobj::adjust_shndx): New function.
11157 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11159 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11160 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11161 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11162 (Sized_dynobj::read_dynsym_section): Adjust section links.
11163 (Sized_dynobj::read_dynamic): Likewise.
11164 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11166 (Sized_dynobj::do_initialize_xindex): New function.
11167 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11168 do_initialize_xindex.
11169 (Sized_dynobj::adjust_shndx): New function.
11170 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11171 dynsym_xindex_ fields.
11172 (Layout::finalize): Add a call to set_section_indexes before
11173 creating the symtab sections.
11174 (Layout::set_section_indexes): Don't do anything if the section
11175 already has a section index.
11176 (Layout::create_symtab_sections): Add shnum parameter. Change
11177 caller. Create .symtab_shndx section if needed.
11178 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11180 (Layout::allocated_output_section_count): New function.
11181 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11183 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11184 fields. Update declarations.
11185 (Layout::symtab_xindex): New function.
11186 (Layout::dynsym_xindex): New function.
11187 (class Write_symbols_task): Add layout_ field.
11188 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11190 * output.cc (Output_section_headers::Output_section_headers): Add
11191 shstrtab_section parameter. Change all callers.
11192 (Output_section_headers::do_sized_write): Store overflow values
11193 for section count and section string table section index in
11194 section header zero.
11195 (Output_file_header::do_sized_write): Check for overflow of
11196 section count and section string table section index.
11197 (Output_symtab_xindex::do_write): New function.
11198 (Output_symtab_xindex::endian_do_write): New function.
11199 * output.h (class Output_section_headers): Add shstrtab_section_.
11200 Update declarations.
11201 (class Output_symtab_xindex): Define.
11202 (Output_section::has_out_shndx): New function.
11203 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11205 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11206 Change all callers.
11207 (Sized_symbol::init): Likewise.
11208 (Symbol::output_section): Check for ordinary symbol.
11209 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11210 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11212 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11213 Change all callers. Simplify handling of symbols from sections
11214 not included in the link.
11215 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11217 (Weak_alias_sorter::operator()): Assert that symbols are
11219 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11221 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11222 parameters. Change all callers.
11223 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11224 symbol distinction. Use SHN_XINDEX when needed.
11225 (Symbol_table::write_section_symbol): Add symtab_xindex
11226 parameter. Change all callers.
11227 (Symbol_table::sized_write_section_symbol): Likewise. Use
11228 SHN_XINDEX when needed.
11229 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11231 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11232 (Symbol::is_defined): Check is_ordinary.
11233 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11234 (Symbol::is_absolute, Symbol::is_common): Likewise.
11235 (class Sized_symbol): Update declarations.
11236 (class Symbol_table): Update declarations.
11237 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11238 parameters. Change all callers.
11239 (Sized_symbol::override): Likewise.
11240 (Symbol_table::override): Likewise.
11241 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11242 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11243 is_ordinary, and orig_st_shndx parameters. Change all callers.
11244 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11245 to be in an ordinary section.
11246 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11247 object and is_ordinary parameters. Change all callers.
11248 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11249 Change all callers. Don't add undefined or non-ordinary symbols
11251 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11252 Change all callers.
11253 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11255 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11256 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11257 (Sized_relobj::relocate_sections): Likewise.
11258 * target-reloc.h (scan_relocs): Adjust section symbol index.
11259 (scan_relocatable_relocs): Likewise.
11260 * i386.cc (Scan::local): Check for ordinary symbols.
11261 * sparc.cc (Scan::local): Likewise.
11262 * x86_64.cc (Scan::local): Likewise.
11263 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11264 to symbol_section_and_value.
11265 * testsuite/many_sections_test.cc: New file.
11266 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11267 (check_PROGRAMS): Add many_sections_test.
11268 (many_sections_test_SOURCES): Define.
11269 (many_sections_test_DEPENDENCIES): Define.
11270 (many_sections_test_LDFLAGS): Define.
11271 (BUILT_SOURCES): Add many_sections_define.h.
11272 (many_sections_define.h): New target.
11273 (BUILT_SOURCES): Add many_sections_check.h.
11274 (many_sections_check.h): New target.
11275 (check_PROGRAMS): Add many_sections_r_test.
11276 (many_sections_r_test_SOURCES): Define.
11277 (many_sections_r_test_DEPENDENCIES): Define.
11278 (many_sections_r_test_LDFLAGS): Define.
11279 (many_sections_r_test_LDADD): Define.
11280 (many_sections_r_test.o): New target.
11281 * testsuite/Makefile.in: Rebuild.
11283 2008-04-17 Cary Coutant <ccoutant@google.com>
11285 * errors.cc (Errors::info): New function.
11286 (gold_info): New function.
11287 * errors.h (Errors::info): New function.
11288 * gold.h (gold_info): New function.
11289 * object.cc (Input_objects::add_object): Print trace output.
11290 * options.cc (options::parse_set): New function.
11291 (General_options::parse_wrap): Deleted.
11292 (General_options::General_options): Deleted initializer.
11293 * options.h (options::String_set): New typedef.
11294 (options::parse_set): New function.
11295 (DEFINE_set): New macro.
11296 (General_options::wrap): Changed to use DEFINE_set. Changed
11297 callers of any_wrap_symbols and is_wrap_symbol.
11298 (General_options::trace, General_options::trace_symbol):
11300 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11301 (General_options::wrap_symbols_): Deleted.
11302 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11304 2008-04-17 David S. Miller <davem@davemloft.net>
11306 * options.cc (General_options::parse_V): New function.
11307 * options.h: Add entries for -V and -Qy.
11309 2008-04-17 Ian Lance Taylor <iant@google.com>
11311 * common.cc (Symbol_table::allocate_commons): Remove options
11312 parameter. Change caller.
11313 (Symbol_table::do_allocate_commons): Remove options parameter.
11314 Change caller. Just call do_allocate_commons_list twice.
11315 (Symbol_table::do_allocate_commons_list): New function, broken out
11316 of do_allocate_commons.
11317 * common.h (class Allocate_commons_task): Remove options_ field.
11318 Update constructor.
11319 * symtab.cc (Symbol_table::Symbol_table): Initialize
11321 (Symbol_table::add_from_object): Put TLS common symbols on
11323 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11324 which are IN_OUTPUT_DATA.
11325 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11326 allocate_commons and do_allocate_commons declarations. Declare
11327 do_allocate_commons_list.
11328 * gold.cc (queue_middle_tasks): Update creation of
11329 Allocate_commons_task to not pass options.
11330 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11331 (TLS_TEST_C_FLAGS): New variable.
11332 (tls_test_c_pic.o): New target.
11333 (tls_test_shared.so): Link in tls_test_c_pic.o.
11334 (tls_test_c_pic_ie.o): New target.
11335 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11336 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11337 (tls_test_c.o): New target.
11338 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11339 (tls_pic_test_LDADD): Likewise.
11340 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11341 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11342 (tls_test_c_gnu2.o): New target.
11343 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11345 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11346 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11347 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11348 * testsuite/tls_test.cc: Include "config.h".
11349 (t_last): Call t11_last.
11350 * testsuite/tls_test.h (t11, t11_last): Declare.
11351 * testsuite/tls_test_c.c: New file.
11352 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11353 * configure.ac: Check for OpenMP support.
11354 * configure, config.in, Makefile.in: Rebuild.
11355 * testsuite/Makefile.in: Rebuild.
11357 2008-04-16 Cary Coutant <ccoutant@google.com>
11359 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11360 (Target_i386::tls_base_symbol_defined_): New field.
11361 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11362 (Target_i386::Scan::global): Likewise.
11363 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11364 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11365 (Target_x86_64::tls_base_symbol_defined_): New field.
11366 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11367 (Target_x86_64::Scan::global): Likewise.
11369 2008-04-16 Cary Coutant <ccoutant@google.com>
11371 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11372 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11373 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11374 building shared libraries.
11375 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11376 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11377 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11378 * testsuite/Makefile.in: Rebuild.
11379 * testsuite/weak_undef.h: New file.
11380 * testsuite/weak_undef_file1.cc: Add extra test cases.
11381 * testsuite/weak_undef_file2.cc: Likewise.
11382 * testsuite/weak_undef_test.cc: Likewise.
11384 2008-04-16 David S. Miller <davem@davemloft.net>
11386 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11387 Add issued_non_pic_error_ field. Declare check_non_pic.
11388 (Target_sparc::Scan::check_non_pic): New function.
11389 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11390 (Target_sparc::Scan::global): Likewise.
11392 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11393 * configure: Rebuild.
11395 * options.h (DEFINE_enable): New macro.
11396 (new_dtags): New enable option.
11397 (initfirst, interpose, loadfltr, nodefaultlib,
11398 nodelete, nodlopen, nodump): New -z options.
11399 * layout.cc (Layout:finish_dynamic_section): If new
11400 dtags enabled, emit DT_RUNPATH. Also, emit a
11401 DT_FLAGS_1 containing any specified -z flags.
11403 2008-04-16 Ian Lance Taylor <iant@google.com>
11405 * copy-relocs.cc: New file.
11406 * copy-relocs.h: New file.
11407 * reloc.cc: Remove Copy_relocs code.
11408 * reloc.h: Likewise.
11409 * reloc-types.h (struct Reloc_types) [both versions]: Add
11410 get_reloc_addend_noerror.
11411 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11412 variants of add_global which take an addend which must be zero.
11413 * i386.cc: Include "copy-relocs.h".
11414 (class Target_i386): Change type of copy_relocs_ to variable,
11415 update initializer.
11416 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11417 Change all callers.
11418 (Target_i386::do_finalize_sections): Change handling of
11420 * sparc.cc: Include "copy-relocs.h".
11421 (class Target_sparc): Change type of copy_relocs_ to variable,
11422 update initializer.
11423 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11424 Change all callers.
11425 (Target_sparc::do_finalize_sections): Change handling of
11427 * x86_64.cc: Include "copy-relocs.h".
11428 (class Target_x86_64): Change type of copy_relocs_ to variable,
11429 update initializer.
11430 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11431 class. Change all callers.
11432 (Target_x86_64::do_finalize_sections): Change handling of
11434 * Makefile.am (CCFILES): Add copy-relocs.cc.
11435 (HFILES): Add copy-relocs.h.
11437 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11439 * testsuite/script_test_4.sh: Permit leading zeroes.
11441 2008-04-15 Ian Lance Taylor <iant@google.com>
11443 * script-sections.cc (Script_sections::create_segments): Use
11444 header_size_adjustment even when there is enough room for the
11446 * testsuite/script_test_4.sh: New file.
11447 * testsuite/script_test_4.t: New file.
11448 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11449 (check_DATA): Add script_test_4.stdout.
11450 (MOSTLYCLEANFILES): Likewise.
11451 (script_test_4): New target.
11452 (script_test_4.stdout): New target.
11453 * testsuite/Makefile.in: Rebuild.
11455 * sparc.cc: Add definitions for Output_data_plt_sparc class
11458 2008-04-14 David S. Miller <davem@davemloft.net>
11460 * sparc.cc: New file.
11461 * Makefile.am (TARGETSOURCES): Add sparc.cc
11462 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11463 * configure.tgt: Document targ_extra_size and
11464 targ_extra_big_endian. Add entries for sparc-* and
11466 * configure.ac: Handle targ_extra_size and
11467 targ_extra_big_endian.
11468 * Makefile.in: Rebuild.
11469 * configure: Likewise.
11470 * po/POTFILES.in: Likewise.
11471 * po/gold.pot: Likewise.
11473 2008-04-14 Ian Lance Taylor <iant@google.com>
11475 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11476 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11477 in the name/type/flags to section mapping. Don't call
11478 allocate_output_section.
11479 (Layout::choose_output_section): Change parameter from adjust_name
11480 to is_input_section. Don't permit input sections after sections
11481 are attached to segments. Don't call allocate_output_section.
11482 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11483 not write_enable_output_section.
11484 (Layout::make_output_section): Don't push to
11485 unattached_section_list_ nor call attach_to_segment. Call
11486 attach_section_to_segment if sections are attached.
11487 (Layout::attach_sections_to_segments): New function.
11488 (Layout::attach_section_to_segment): New function.
11489 (Layout::attach_allocated_section_to_segment): Rename from
11490 attach_to_segment. Remove flags parameter.
11491 (Layout::allocate_output_section): Remove function.
11492 (Layout::write_enable_output_section): Remove function.
11493 * layout.h (class Layout): Update for above changes. Add new
11494 field sections_are_attached_.
11495 * output.h (Output_section::update_flags_for_input_section): New
11497 * output.cc (Output_section::add_input_section): Call
11498 update_flags_for_input_section.
11499 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11501 2008-04-11 Cary Coutant <ccoutant@google.com>
11503 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11504 thought unnecessary.
11505 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11507 2008-04-11 Ian Lance Taylor <iant@google.com>
11509 * output.h (class Output_section_data): Remove inline definition
11511 * output.cc (Output_section_data::set_addralign): New function.
11513 2008-04-11 Cary Coutant <ccoutant@google.com>
11515 Add support for TLS descriptors for i386 and x86_64.
11516 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11517 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11518 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11520 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11521 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11522 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11524 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11525 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11526 Fix problem with initial-exec relocations.
11527 (Target_i386::Relocate::relocate_tls): Likewise.
11528 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11530 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11531 support for section-plus-offset dynamic table entries.
11532 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11533 (Output_data_dynamic::Dynamic_entry): Add support for
11534 section-plus-offset dynamic table entries.
11535 (Output_data_dynamic::Classification): Likewise.
11536 (Output_data_dynamic::classification_): Renamed offset_.
11537 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11538 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11539 (Target_x86_64::make_plt_section): New function.
11540 (Target_x86_64::reserve_tlsdesc_entries): New function.
11541 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11542 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11543 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11544 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11545 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11546 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11547 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11548 add extra PLT entry for TLS descriptors.
11549 (Output_data_plt_x86_64::got_): New field.
11550 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11551 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11553 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11555 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11556 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11557 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11558 R_386_TLS_DESC_CALL relocations.
11559 (Target_x86_64::Scan::global): Likewise.
11560 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11561 for TLS descriptors.
11562 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11563 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11564 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11565 GD-to-IE relaxation.
11566 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11567 and TLS_DESCRIPTORS.
11568 * Makefile.in: Rebuild.
11569 * configure: Rebuild.
11570 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11571 (tls_test_shared2.so): New target.
11572 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11573 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11574 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11575 (tls_shared_gd_to_ie_test_LDADD): New variable.
11576 (tls_shared_gnu2_gd_to_ie_test): New target.
11577 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11579 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11580 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11581 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11582 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11583 (tls_shared_gnu2_test): New target.
11584 (tls_test_gnu2_shared.so): New target.
11585 (tls_shared_gnu2_test_SOURCES): New variable.
11586 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11587 (tls_shared_gnu2_test_LDFLAGS): New variable.
11588 (tls_shared_gnu2_test_LDADD): New variable.
11589 * testsuite/Makefile.in: Rebuild.
11590 * testsuite/Makefile.
11592 2008-04-11 Ian Lance Taylor <iant@google.com>
11594 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11596 * testsuite/Makefile.in: Rebuild.
11598 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11600 * testsuite/script_test_2.cc (main): Adjust test.
11602 2008-04-11 David S. Miller <davem@davemloft.net>
11603 Ian Lance Taylor <iant@google.com>
11605 * options.h (General_options): Add entries for '-Y' and
11607 * options.cc (General_options:finalize): If -Y was used, add those
11608 entries to the library path instead of the default "/lib" and
11611 2008-04-11 David S. Miller <davem@davemloft.net>
11613 * testsuite/justsyms.t: Start at 0x100.
11614 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11615 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11617 * testsuite/script_test_2.cc: Adjust string and section length
11620 2008-04-09 Ian Lance Taylor <iant@google.com>
11623 * script-sections.cc (Sections_element::allocate_to_segment): Add
11625 (Output_section_definition::allocate_to_segment): Likewise.
11626 (Orphan_output_section::allocate_to_segment): Likewise.
11627 (Script_sections::attach_sections_using_phdrs_clause): Don't
11628 propagate non-PT_LOAD segments to orphan sections.
11629 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11630 readelf rather than objdump.
11631 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11632 .interp section and PT_INTERP segment are the same size.
11633 * testsuite/Makefile.in: Rebuild.
11635 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11636 aliases for symbols defined in the same object.
11637 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11638 (weak_alias_test_SOURCES): New variable.
11639 (weak_alias_test_DEPENDENCIES): New variable.
11640 (weak_alias_test_LDFLAGS): New variable.
11641 (weak_alias_test_LDADD): New variable.
11642 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11643 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11644 (weak_alias_test_3.o): New target.
11645 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11646 * testsuite/weak_alias_test_main.cc: New file.
11647 * testsuite/weak_alias_test_1.cc: New file.
11648 * testsuite/weak_alias_test_2.cc: New file.
11649 * testsuite/weak_alias_test_3.cc: New file.
11651 2008-04-08 Ian Lance Taylor <iant@google.com>
11653 * options.h (class General_options): Add --noinhibit-exec option.
11654 * main.cc (main): Check --noinhibit-exec.
11656 * options.h (class General_options): Define --wrap as a special
11657 option. Add wrap_symbols_ field.
11658 (General_options::any_wrap_symbols): New function.
11659 (General_options::is_wrap_symbol): New function.
11660 * options.cc (General_options::parse_wrap): New function.
11661 (General_options::General_options): Initialize wrap_symbols_.
11662 * symtab.cc (Symbol_table::wrap_symbol): New function.
11663 (Symbol_table::add_from_object): Handle --wrap.
11664 * symtab.h (class Symbol_table): Declare wrap_symbol.
11665 * target.h (Target::wrap_char): New function.
11666 (Target::Target_info): Add wrap_char field.
11667 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11668 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11669 * testsuite/testfile.cc (Target_test::test_target_info):
11672 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11675 * layout.h (class Layout): Add added_eh_frame_data_ field.
11676 * layout.cc (Layout::Layout): Initialize new field.
11677 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11678 output section until we find a section we merged successfully.
11679 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11680 that the size be non-zero.
11682 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11685 2008-04-08 Craig Silverstein <csilvers@google.com>
11687 * configure.ac: Export new conditional variable HAVE_ZLIB.
11688 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11690 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11691 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11693 2008-04-07 Ian Lance Taylor <iant@google.com>
11695 * version.cc (version_string): Set to "1.5".
11697 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11698 Add issued_non_pic_error_ field. Declare check_non_pic.
11699 (Target_x86_64::Scan::check_non_pic): New function.
11700 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11701 (Target_x86_64::Scan::global): Likewise.
11703 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11704 addend parameter. Change caller. Handle merge sections.
11705 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11706 Address to Addend. Don't add in the result of
11707 local_section_offset, pass down the addend and use the returned
11709 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11710 Update declarations of local_section_offset and symbol_value.
11711 * testsuite/two_file_test_1.cc (t18): New function.
11712 * testsuite/two_file_test_2.cc (f18): New function.
11713 * testsuite/two_file_test_main.cc (main): Call t18.
11714 * testsuite/two_file_test.h (t18, f18): Declare.
11716 * configure.ac: Don't test for objdump, c++filt, or readelf.
11717 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11719 (TEST_READELF): New variable.
11720 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11721 (check_PROGRAMS): Add two_file_strip_test.
11722 (two_file_strip_test): New target.
11723 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11724 (two_file_same_shared_strip_test_SOURCES): New variable.
11725 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11726 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11727 (two_file_same_shared_strip_test_LDADD): New variable.
11728 (two_file_shared_strip.so): New target.
11729 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11730 (ver_test_5.syms, ver_test_7.syms): Likewise.
11731 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11732 (strip_test_3.stdout): Use TEST_OBJDUMP.
11733 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11735 2008-04-04 Cary Coutant <ccoutant@google.com>
11737 * symtab.h (Symbol::is_weak_undefined): New function.
11738 (Symbol::is_strong_undefined): New function.
11739 (Symbol::is_absolute): New function.
11740 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11741 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11743 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11744 (weak_undef_test): New target.
11745 * testsuite/Makefile.in: Rebuild.
11746 * testsuite/weak_undef_file1.cc: New file.
11747 * testsuite/weak_undef_file2.cc: New file.
11748 * testsuite/weak_undef_test.cc: New file.
11750 2008-04-03 Craig Silverstein <csilvers@google.com>
11752 * compressed_output.h (class Output_compressed_section): Use
11754 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11756 (zlib_compressed_suffix): Removed.
11757 (Output_compressed_section::set_final_data_size): Use unsigned
11759 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11760 Fix linker invocation.
11761 (flagstest_o_specialfile_and_compress_debug_sections):
11763 * testsuite/Makefile.in: Regenerated.
11765 2008-04-02 David S. Miller <davem@davemloft.net>
11767 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11768 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11770 2008-04-02 Craig Silverstein <csilvers@google.com>
11774 2008-04-02 Ian Lance Taylor <iant@google.com>
11776 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11777 parameters. Update for new key type to views_. Change all
11779 (File_read::read): Adjust for byteshift in returned view.
11780 (File_read::add_view): New function, broken out of
11781 find_and_make_view.
11782 (File_read::make_view): New function, broken out of
11783 find_and_make_view.
11784 (File_read::find_or_make_view): Add offset and aligned
11785 parameters. Rewrite accordingly. Change all callers.
11786 (File_read::get_view): Add offset and aligned parameters. Adjust
11787 for byteshift in return value.
11788 (File_read::get_lasting_view): Likewise.
11789 * fileread.h (class File_read): Update declarations.
11790 (class File_read::View): Add byteshift_ field. Add byteshift to
11791 constructor. Add byteshift method.
11792 * archive.h (Archive::clear_uncached_views): New function.
11793 (Archive::get_view): Add aligned parameter. Change all callers.
11794 * object.h (Object::get_view): Add aligned parameter. Change all
11796 (Object::get_lasting_view): Likewise.
11798 * fileread.cc (File_read::release): Don't call clear_views if
11799 there are multiple objects.
11800 * fileread.h (File_read::clear_uncached_views): New function.
11801 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11804 2008-03-31 Cary Coutant <ccoutant@google.com>
11806 Add thin archive support.
11807 * archive.cc (Archive::armagt): New const.
11808 (Archive::setup): Remove task parameter and calls to unlock.
11809 (Archive::unlock_nested_archives): New function.
11810 (Archive::read_header): Add nested_off parameter. Change
11812 (Archive::interpret_header): Likewise.
11813 (Archive::include_all_members): Change to handle thin
11815 (Archive::include_member): Likewise.
11816 * archive.h (Archive::Archive): Add new parameters and
11818 (Archive::armagt): New const.
11819 (Archive::setup): Remove task parameter.
11820 (Archive::unlock_nested_archives): New function.
11821 (Archive::read_header): Add nested_off parameter.
11822 (Archive::interpret_header): Likewise.
11823 (Archive::Nested_archive_table): New typedef.
11824 (Archive::is_thin_archive_): New field.
11825 (Archive::nested_archives_): New field.
11826 (Archive::options_): New field.
11827 (Archive::dirpath_): New field.
11828 (Archive::task_): New field.
11829 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11830 for thin archives. Pass additional parameters to
11831 Archive::Archive. Unlock the archive file after calling
11834 2008-03-29 Ian Lance Taylor <iant@google.com>
11836 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11837 version symbol to be local.
11838 * testsuite/ver_test_4.sh: New file.
11839 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11840 (check_DATA): Add ver_test_4.syms.
11841 (ver_test_4.syms): New target.
11842 * testsuite/Makefile.in: Rebuild.
11845 (Output_section::Input_section_sort_entry::has_priority): New
11847 (Output_section::Input_section_sort_entry::match_file_name): New
11849 (Output_section::Input_section_sort_entry::match_section_name):
11851 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11853 (Output_section::Input_section_sort_entry::match_section_file):
11855 (Output_section::Input_section_sort_compare::operator()): Rewrite
11856 using new Input_section_sort_entry functions. Sort crtbegin and
11857 crtend first. Sort sections with no priority before sections with
11859 * testsuite/initpri1.c (d3): Check j != 4.
11860 (cd5): New constructor/destructor function.
11861 (main): Check j != 2.
11863 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11864 new symbol when resolving, don't call set_is_default.
11865 * testsuite/ver_test_7.cc: New file.
11866 * testsuite/ver_test_7.sh: New file.
11867 * testsuite/Makefile.am (ver_test_7.so): New target.
11868 (ver_test_7.o): New target.
11869 (check_SCRIPTS): Add ver_test_7.sh.
11870 (check_DATA): Add ver_test_7.syms.
11871 (ver_test_7.syms): New target.
11873 2008-03-28 Ian Lance Taylor <iant@google.com>
11875 * layout.cc (Layout::layout): If we see an input section with a
11876 name that needs sorting, set the must_sort flag for the output
11878 (Layout::make_output_section): If the name of the output section
11879 indicates that it might require sorting, set the may_sort flag.
11880 * output.h (Output_section::may_sort_attached_input_sections): New
11882 (Output_section::set_may_sort_attached_input_sections): New
11884 (Output_section::must_sort_attached_input_sections): New
11886 (Output_section::set_must_sort_attached_input_sections): New
11888 (class Output_section): Declare Input_section_sort_entry. Define
11889 Input_section_sort_compare. Declare
11890 sort_attached_input_sections. Add new fields:
11891 may_sort_attached_input_sections_,
11892 must_sort_attached_input_sections_,
11893 attached_input_sections_are_sorted_.
11894 * output.cc (Output_section::Output_section): Initialize new
11896 (Output_section::add_input_section): Add an entry to
11897 input_sections_ if may_sort or must_sort are true.
11898 (Output_section::set_final_data_size): Call
11899 sort_attached_input_sections if necessary.
11900 (Output_section::Input_section_sort_entry): Define new class.
11901 (Output_section::Input_section_sort_compare::operator()): New
11903 (Output_section::sort_attached_input_sections): New function.
11904 * configure.ac: Check whether the compiler supports constructor
11905 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11906 * testsuite/initpri1.c: New file.
11907 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11908 CONSTRUCTOR_PRIORITY.
11909 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11910 (initpri1_LDFLAGS): New variable.
11911 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11913 2008-03-27 Ian Lance Taylor <iant@google.com>
11915 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11916 * testsuite/common_test_1.c: New file.
11917 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11918 (common_test_1_SOURCES): New variable.
11919 (common_test_1_DEPENDENCIES): New variable.
11920 (common_test_1_LDFLAGS): New variable.
11922 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11923 and commons_ correctly when NAME/VERSION does not override
11925 * testsuite/ver_test_6.c: New file.
11926 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11927 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11928 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11930 2008-03-26 Ian Lance Taylor <iant@google.com>
11932 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11933 of an undefined symbol from a version script.
11934 * testsuite/Makefile.am (ver_test_5.so): New target.
11935 (ver_test_5.o): New target.
11936 (check_SCRIPTS): Add ver_test_5.sh.
11937 (check_DATA): Add ver_test_5.syms.
11938 (ver_test_5.syms): New target.
11939 * testsuite/ver_test_5.cc: New file.
11940 * testsuite/ver_test_5.script: New file.
11941 * testsuite/ver_test_5.sh: New file.
11942 * Makefile.in, testsuite/Makefile.in: Rebuild.
11945 Fix problems building gold with gcc 4.3.0.
11946 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11947 (gold_error_at_location, gold_warning_at_location): Use it.
11948 * configure.ac: Check whether we can compile and use a template
11949 function with a printf attribute.
11950 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11951 when jumping over bytes.
11952 * object.cc: Instantiate Object::read_section_data.
11953 * debug.h: Include <cstring>
11954 * dwarf_reader.cc: Include <algorithm>
11955 * main.cc: Include <cstring>.
11956 * options.cc: Include <cstring>.
11957 * output.cc: Include <cstring>.
11958 * script.cc: Include <cstring>.
11959 * script.h: Include <string>.
11960 * symtab.cc: Include <cstring> and <algorithm>.
11961 * target-select.cc: Include <cstring>.
11962 * version.cc: Include <string>.
11963 * testsuite/testmain.cc: Include <cstdlib>.
11964 * configure, config.in: Rebuild.
11966 2008-03-25 Ian Lance Taylor <iant@google.com>
11968 * options.cc: Include "../bfd/bfdver.h".
11969 (options::help): Print bug reporting address.
11971 * version.cc (print_version): Adjust output for current value of
11972 BFD_VERSION_STRING.
11976 * options.cc (options::help): Print list of supported targets.
11977 * target-select.h: Include <vector>.
11978 (class Target_selector): Make machine_, size_, and is_big_endian_
11979 fields const. Add bfd_name_ and instantiated_target_ fields.
11980 (Target_selector::Target_selector): Add bfd_name parameter.
11981 (Target_selector::recognize): Make non-virtual, call
11983 (Target_selector::recognize_by_name): Make non-virtual, call
11984 do_recognize_by_name.
11985 (Target_selector::supported_names): New function.
11986 (Target_selector::bfd_name): New function.
11987 (Target_selector::do_instantiate_target): New pure virtual
11989 (Target_selector::do_recognize): New virtual function.
11990 (Target_selector::do_recognize_by_name): New virtual function.
11991 (Target_selector::instantiate_target): New private function.
11992 (supported_target_names): Declare.
11993 * target-select.cc (Target_selector::Target_selector): Update for
11994 new parameter and fields.
11995 (select_target_by_name): Check that the name matches before
11996 calling recognize_by_name.
11997 (supported_target_names): New function.
11998 * i386.cc (class Target_selector_i386): Update Target_selector
11999 constructor call. Remove recognize and recognize_by_name. Add
12000 do_instantiate_target.
12001 * x86_64.cc (class Target_selector_x86_64): Likewise.
12002 * testsuite/testfile.cc (class Target_selector_test): Update for
12003 changes to Target_selector.
12005 * README: Rewrite, with some notes on unsupported features.
12007 2008-03-24 Cary Coutant <ccoutant@google.com>
12009 * i386.cc (Target_i386::Got_type): New enum declaration.
12010 (Target_i386::Scan::local): Updated callers of Output_data_got
12012 (Target_i386::Scan::global): Likewise.
12013 (Target_i386::Relocate::relocate): Likewise.
12014 (Target_i386::Relocate::relocate_tls): Likewise.
12015 * object.h (Got_offset_list): New class.
12016 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12017 (Sized_relobj::local_got_offset): Likewise.
12018 (Sized_relobj::set_local_got_offset): Likewise.
12019 (Sized_relobj::local_has_tls_got_offset): Removed.
12020 (Sized_relobj::local_tls_got_offset): Removed.
12021 (Sized_relobj::set_local_tls_got_offset): Removed.
12022 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12023 * output.cc (Output_data_got::add_global): Added got_type parameter.
12024 (Output_data_got::add_global_with_rel): Likewise.
12025 (Output_data_got::add_global_with_rela): Likewise.
12026 (Output_data_got::add_global_pair_with_rel): New function.
12027 (Output_data_got::add_global_pair_with_rela): New function.
12028 (Output_data_got::add_local): Added got_type parameter.
12029 (Output_data_got::add_local_with_rel): Likewise.
12030 (Output_data_got::add_local_with_rela): Likewise.
12031 (Output_data_got::add_local_pair_with_rel): New function.
12032 (Output_data_got::add_local_pair_with_rela): New function.
12033 (Output_data_got::add_global_tls): Removed.
12034 (Output_data_got::add_global_tls_with_rel): Removed.
12035 (Output_data_got::add_global_tls_with_rela): Removed.
12036 (Output_data_got::add_local_tls): Removed.
12037 (Output_data_got::add_local_tls_with_rel): Removed.
12038 (Output_data_got::add_local_tls_with_rela): Removed.
12039 * output.h (Output_data_got::add_global): Added got_type parameter.
12040 (Output_data_got::add_global_with_rel): Likewise.
12041 (Output_data_got::add_global_with_rela): Likewise.
12042 (Output_data_got::add_global_pair_with_rel): New function.
12043 (Output_data_got::add_global_pair_with_rela): New function.
12044 (Output_data_got::add_local): Added got_type parameter.
12045 (Output_data_got::add_local_with_rel): Likewise.
12046 (Output_data_got::add_local_with_rela): Likewise.
12047 (Output_data_got::add_local_pair_with_rel): New function.
12048 (Output_data_got::add_local_pair_with_rela): New function.
12049 (Output_data_got::add_global_tls): Removed.
12050 (Output_data_got::add_global_tls_with_rel): Removed.
12051 (Output_data_got::add_global_tls_with_rela): Removed.
12052 (Output_data_got::add_local_tls): Removed.
12053 (Output_data_got::add_local_tls_with_rel): Removed.
12054 (Output_data_got::add_local_tls_with_rela): Removed.
12055 * resolve.cc (Symbol::override_base_with_special): Removed
12056 reference to has_got_offset_ field.
12057 * symtab.cc (Symbol::init_fields): Replaced initialization
12058 of got_offset_ with got_offsets_. Removed initialization
12060 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12061 (Symbol::got_offset): Likewise.
12062 (Symbol::set_got_offset): Likewise.
12063 (Symbol::has_tls_got_offset): Removed.
12064 (Symbol::tls_got_offset): Removed.
12065 (Symbol::set_tls_got_offset): Removed.
12066 (Symbol::got_offset_): Removed.
12067 (Symbol::tls_mod_got_offset_): Removed.
12068 (Symbol::tls_pair_got_offset_): Removed.
12069 (Symbol::got_offsets_): New field.
12070 (Symbol::has_got_offset): Removed.
12071 (Symbol::has_tls_mod_got_offset): Removed.
12072 (Symbol::has_tls_pair_got_offset): Removed.
12073 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12074 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12076 (Target_x86_64::Scan::global): Likewise.
12077 (Target_x86_64::Relocate::relocate): Likewise.
12078 (Target_x86_64::Relocate::relocate_tls): Likewise.
12080 2008-03-25 Ben Elliston <bje@au.ibm.com>
12082 * yyscript.y: Fix spelling error in comment.
12084 2008-03-24 Ian Lance Taylor <iant@google.com>
12086 * options.h (class General_options): Define build_id option.
12087 * layout.h (class Layout): Declare write_build_id, create_note,
12088 create_build_id. Add build_id_note_ member.
12089 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12090 "libiberty.h", "md5.h", "sha1.h".
12091 (Layout::Layout): Initialize eh_frame_data_,
12092 eh_frame_hdr_section_, and build_id_note_.
12093 (Layout::finalize): Call create_build_id.
12094 (Layout::create_note): New function, broken out of
12095 Layout::create_gold_note.
12096 (Layout::create_gold_note): Call create_note.
12097 (Layout::create_build_id): New function.
12098 (Layout::write_build_id): New function.
12099 (Close_task_runner::run): Call write_build_id.
12101 * x86_64.cc: Correct license to GPLv3.
12103 2008-03-23 Ian Lance Taylor <iant@google.com>
12105 * options.cc: Include "demangle.h".
12106 (parse_optional_string): New function.
12107 (parse_long_option): Handle takes_optional_argument.
12108 (parse_short_option): Update dash_z initializer. Handle
12109 takes_optional_argument.
12110 (General_options::General_options): Initialize do_demangle_.
12111 (General_options::finalize): Set do_demangle_. Handle demangling
12113 * options.h (parse_optional_string): Declare.
12114 (struct One_option): Add optional_arg field. Update constructor.
12115 Update call constructor calls. Add takes_optional_argument
12117 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12118 (DEFINE_optional_string): Define.
12119 (General_options::demangle): Change from DEFINE_bool to
12120 DEFINE_optional_string.
12121 (General_options::no_demangle): New function.
12122 (General_options::do_demangle): New function.
12123 (General_options::set_do_demangle): New function.
12124 (General_options::execstack_status_): Move definition to end of
12126 (General_options::static_): Likewise.
12127 (General_options::do_demangle_): New field.
12128 * object.cc (big_endian>::get_symbol_location_info): Call
12129 Options::do_demangle, not Options::demangle.
12130 * symtab.cc (demangle): Likewise.
12132 2008-03-22 Ian Lance Taylor <iant@google.com>
12134 * gold.h: Include <cstddef> and <sys/types.h>
12135 * options.h: Include <cstring>.
12137 2008-03-21 Ian Lance Taylor <iant@google.com>
12139 * Added source code to GNU binutils.