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[deliverable/binutils-gdb.git] / gold / ChangeLog
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8ea8cd50
CC		 12011-08-26 Cary Coutant <ccoutant@google.com>
2
3 * layout.cc (Free_list::allocate): Provide guarantee of minimum
4 remaining hole size when allocating.
5 (Layout::make_output_section): Set fill methods for debug sections.
6 * layout.h (Free_list::Free_list_node): Move from private to
7 public.
8 (Free_list::set_min_hole_size): New function.
9 (Free_list::begin, Free_list::end): New functions.
10 (Free_list::min_hole_): New data member.
11 * output.cc: Include dwarf.h.
12 (Output_fill_debug_info::do_minimum_hole_size): New function.
13 (Output_fill_debug_info::do_write): New function.
14 (Output_fill_debug_line::do_minimum_hole_size): New function.
15 (Output_fill_debug_line::do_write): New function.
16 (Output_section::Output_section): Initialize new data member.
17 (Output_section::set_final_data_size): Ensure patch space is larger
18 than minimum hole size.
19 (Output_section::do_write): Fill holes in debug sections.
20 * output.h (Output_fill): New class.
21 (Output_fill_debug_info): New class.
22 (Output_fill_debug_line): New class.
23 (Output_section::set_free_space_fill): New function.
24 (Output_section::free_space_fill_): New data member.
25 * testsuite/Makefile.am (incremental_test_3): Add
26 --incremental-patch option.
27 (incremental_test_4): Likewise.
28 (incremental_test_5): Likewise.
29 (incremental_test_6): Likewise.
30 (incremental_copy_test): Likewise.
31 (incremental_common_test_1): Likewise.
32 * testsuite/Makefile.in: Regenerate.
33
7cf80422
NC		 342011-08-26 Nick Clifton <nickc@redhat.com>
35
36 * po/es.po: Updated Spanish translation.
37
c3f7b0e5
CC		 382011-08-01 Cary Coutant <ccoutant@google.com>
39
40 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
41 * gold/testsuite/Makefile.in: Regenerate.
42 * gold/testsuite/justsyms_exec.c: New source file.
43 * gold/testsuite/justsyms_lib.c: New source file.
44
9590bf25
CC		 452011-08-01 Cary Coutant <ccoutant@google.com>
46
47 * layout.cc (Layout::set_segment_offsets): Don't realign text
48 segment if -Ttext was specified.
49 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
50 file type.
51 * object.h (Sized_relobj_file::e_type): New function.
52 (Sized_relobj_file::e_type_): New data member.
53 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
54 base address for ET_EXEC files.
55 * target.cc (Target::do_make_elf_object_implementation): Allow
56 ET_EXEC files with --just-symbols option.
57
dcd8d12e
CC		 582011-07-28 Cary Coutant <ccoutant@google.com>
59
60 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
61 Add thread_number parameter.
62 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
63 * workqueue-threads.cc
64 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
65 current thread if its thread number is greater than desired thread
66 count.
67 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
68 Add thread_number parameter.
69 (Workqueue::should_cancel_thread): Likewise.
70 (Workqueue::find_runnable_or_wait): Pass thread_number to
71 should_cancel_thread.
72 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
73 parameter.
74
804eb480
ST		 752011-07-22 Sriraman Tallam <tmsriram@google.com>
76
77 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
78 only after checking if it cannot be forced local.
79 * symtab.h (is_externally_visible): Check if the symbol is not forced
80 local.
81
f1ddb600
ILT		 822011-07-15 Ian Lance Taylor <iant@google.com>
83
84 * options.h (class General_options): Add --print-output-format.
85 Move -EL next to -EB, for better --help output.
86 * target-select.cc: Include <cstdio>, "options.h", and
87 "parameters.h".
88 (Target_selector::do_target_bfd_name): New function.
89 (print_output_format): New function.
90 * target-select.h (class Target_selector): Update declarations.
91 (Target_selector::target_bfd_name): New function.
92 (print_output_format): Declare.
93 * main.cc: Include "target-select.h".
94 (main): Handle --print-output-format.
95 * gold.cc: Include "target-select.h".
96 (queue_initial_tasks): Handle --print-output-format when there are
97 no input files.
98 * parameters.cc (parameters_force_valid_target): Give a better
99 error message if -EB/-EL does not match target.
100 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
101 function.
102
7d172687
ILT		 1032011-07-15 Ian Lance Taylor <iant@google.com>
104
105 * i386.cc (class Output_data_plt_i386): Add layout_ field.
106 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
107 (Output_data_plt_i386::do_write): Write address of .dynamic
108 section to first entry in .got.plt section.
109 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
110 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
111 Initialize layout_.
112 (Output_data_plt_x86_64::do_write): Write address of .dynamic
113 section to first entry in .got.plt section.
114 * layout.h (Layout::dynamic_section): New function.
115
e9552f7e
ST		 1162011-07-13 Sriraman Tallam <tmsriram@google.com>
117
118 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
119 to claim_file call.
120 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
121 input_section_position_, and input_section_glob_.
122 (read_layout_from_file): Call function section_ordering_specified.
123 * layout.h (is_section_ordering_specified): New function.
124 (section_ordering_specified): New function.
125 (section_ordering_specified_): New boolean member.
126 * main.cc(main): Call load_plugins after layout object is defined.
127 * output.cc (Output_section::add_input_section): Use
128 function section_ordering_specified to check if section ordering is
129 needed.
130 * output.cc (Output_section::add_relaxed_input_section): Use
131 function section_ordering_specified to check if section ordering is
132 needed.
133 (Output_section::update_section_layout): New function.
134 (Output_section::sort_attached_input_sections): Check if input section
135 must be reordered.
136 * output.h (Output_section::update_section_layout): New function.
137 * plugin.cc (get_section_count): New function.
138 (get_section_type): New function.
139 (get_section_name): New function.
140 (get_section_contents): New function.
141 (update_section_order): New function.
142 (allow_section_ordering): New function.
143 (Plugin::load): Add the new interfaces to the transfer vector.
144 (Plugin_manager::load_plugins): New parameter.
145 (Plugin_manager::all_symbols_read): New parameter.
146 (Plugin_manager::claim_file): New parameter. Save the elf object for
147 unclaimed objects.
148 (Plugin_manager::get_elf_object): New function.
149 (Plugin_manager::get_view): Change to directly use the bool to check
150 if get_view is called from claim_file_hook.
151 * plugin.h (input_objects): New function
152 (Plugin__manager::load_plugins): New parameter.
153 (Plugin_manager::claim_file): New parameter.
154 (Plugin_manager::get_elf_object): New function.
155 (Plugin_manager::in_claim_file_handler): New function.
156 (Plugin_manager::in_claim_file_handler_): New member.
157 (layout): New function.
158 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
159 handler with an extra parameter. Make the elf object before calling
160 claim_file handler.
161 * testsuite/plugin_test.c (get_section_count): New function pointer.
162 (get_section_type): New function pointer.
163 (get_section_name): New function pointer.
164 (get_section_contents): New function pointer.
165 (update_section_order): New function pointer.
166 (allow_section_ordering): New function pointer.
167 (onload): Check if the new interfaces exist.
168
9446efde
ILT		 1692011-07-13 Ian Lance Taylor <iant@google.com>
170
171 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
172 relro section.
173 * x86_64.cc (Target_x86_64::got_section): Likewise.
174 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
175 (relro_now_test_SOURCES): New variable.
176 (relro_now_test_DEPENDENCIES): New variable.
177 (relro_now_test_LDFLAGS): New variable.
178 (relro_now_test_LDADD): New variable.
179 (relro_now_test.so): New target.
180 * testsuite/Makefile.in: Rebuild.
181
07aa62f2
ILT		 1822011-07-12 Ian Lance Taylor <iant@google.com>
183
184 PR gold/12980
185 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
186 GLOB_DAT relocation rather than a RELATIVE relocation for a
187 protected symbol when creating a shared library.
188 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
189 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
190 * testsuite/protected_main_1.cc (main): Test that protected
191 function has same address.
192
e2153196
ILT		 1932011-07-11 Ian Lance Taylor <iant@google.com>
194
195 PR gold/12979
196 * options.h (class General_options): Add -Bgroup.
197 * options.cc (General_options::finalize): If -Bgroup is set,
198 default to --unresolved-symbols=report-all.
199 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
200 * target-reloc.h (issue_undefined_symbol_error): Handle
201 --unresolved-symbols=report-all.
202
6daf5215
ILT		 2032011-07-08 Ian Lance Taylor <iant@google.com>
204
205 PR gold/11985
206 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
207 if linker script discards key sections.
208 (Layout::create_dynamic_symtab): Likewise.
209 (Layout::assign_local_dynsym_offsets): Likewise.
210 (Layout::sized_create_version_sections): Likewise.
211 (Layout::create_interp): Likewise.
212 (Layout::finish_dynamic_section): Likewise.
213 (Layout::set_dynamic_symbol_size): Likewise.
214
beabb2c6
ILT		 2152011-07-08 Ian Lance Taylor <iant@google.com>
216
217 PR gold/12386
218 * options.h (class General_options): Add --unresolved-symbols.
219 * target-reloc.h (issue_undefined_symbol_error): Check
220 --unresolved-symbols. Add comments.
221
9c16daf1
ILT		 2222011-07-08 Ian Lance Taylor <iant@google.com>
223
224 * testsuite/odr_violation2.cc (Ordering::operator()): Make
225 expression more complex.
226
191f1a2d
ILT		 2272011-07-08 Ian Lance Taylor <iant@google.com>
228
229 PR gold/11317
230 * target-reloc.h (issue_undefined_symbol_error): New inline
231 function, broken out of relocate_section.
232 (relocate_section): Call issue_undefined_symbol_error.
233 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
234 there is no TLS segment if we are about to issue an undefined
235 symbol error.
236 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
237
62855347
ILT		 2382011-07-08 Ian Lance Taylor <iant@google.com>
239
240 PR gold/12279
241 * resolve.cc (Symbol_table::should_override): Add fromtype
242 parameter. Change all callers. Give error when linking together
243 TLS and non-TLS symbol.
244 (Symbol_table::should_override_with_special): Add fromtype
245 parameter. Change all callers.
246 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
247 there is no TLS segment if we have reported some errors.
248 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
249
67181c72
ILT		 2502011-07-08 Ian Lance Taylor <iant@google.com>
251
252 PR gold/12372
253 * target.h (Target::plt_address_for_global): New function.
254 (Target::plt_address_for_local): New function.
255 (Target::plt_section_for_global): Remove.
256 (Target::plt_section_for_local): Remove.
257 (Target::do_plt_address_for_global): New virtual function.
258 (Target::do_plt_address_for_local): New virtual function.
259 (Target::do_plt_section_for_global): Remove.
260 (Target::do_plt_section_for_local): Remove.
261 (Target::register_global_plt_entry): Add Symbol_table and Layout
262 parameters.
263 * output.cc (Output_data_got::Got_entry::write): Use
264 plt_address_for_global and plt_address_for_local.
265 * layout.cc (Layout::add_target_dynamic_tags): Use size and
266 address of output section.
267 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
268 got_irelative_, and irelative_count_ fields. Update
269 declarations.
270 (Output_data_plt_i386::has_irelative_section): New function.
271 (Output_data_plt_i386::entry_count): Add irelative_count_.
272 (Output_data_plt_i386::set_final_data_size): Likewise.
273 (class Target_i386): Add got_irelative_ and rel_irelative_
274 fields. Update declarations.
275 (Target_i386::Target_i386): Initialize new fields.
276 (Target_i386::do_plt_address_for_global): New function replacing
277 do_plt_section_for_global.
278 (Target_i386::do_plt_address_for_local): New function replacing
279 do_plt_section_for_local.
280 (Target_i386::got_section): Create got_irelative_.
281 (Target_i386::rel_irelative_section): New function.
282 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
283 fields. Don't define __rel_iplt_{start,end}.
284 (Output_data_plt_i386::add_entry): Add symtab and layout
285 parameters. Change all callers. Use different PLT and GOT for
286 IFUNC symbols.
287 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
288 layout parameters. Change all callers. Use different PLT and
289 GOT.
290 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
291 (Output_data_plt_i386::rel_irelative): New function.
292 (Output_data_plt_i386::address_for_global): New function.
293 (Output_data_plt_i386::address_for_local): New function.
294 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
295 IRELATIVE GOT when changing IFUNC GOT entries.
296 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
297 reloc.
298 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
299 if we didn't create an IRELATIVE GOT.
300 (Target_i386::Relocate::relocate): Use plt_address_for_global and
301 plt_address_for_local.
302 (Target_i386::do_dynsym_value): Use plt_address_for_global.
303 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
304 got_irelative_, and irelative_count_ fields. Update
305 declarations.
306 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
307 Initialize new fields. Remove symtab parameter. Change all
308 callers.
309 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
310 irelative_count_.
311 (Output_data_plt_x86_64::has_irelative_section): New function.
312 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
313 (class Target_x86_64): Add got_irelative_ and rel_irelative_
314 fields. Update declarations.
315 (Target_x86_64::Target_x86_64): Initialize new fields.
316 (Target_x86_64::do_plt_address_for_global): New function replacing
317 do_plt_section_for_global.
318 (Target_x86_64::do_plt_address_for_local): New function replacing
319 do_plt_section_for_local.
320 (Target_x86_64::got_section): Create got_irelative_.
321 (Target_x86_64::rela_irelative_section): New function.
322 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
323 all callers. Don't create __rel_iplt_{start,end}.
324 (Output_data_plt_x86_64::add_entry): Add symtab and layout
325 parameters. Change all callers. Use different PLT and GOT for
326 IFUNC symbols.
327 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
328 layout parameters. Change all callers. Use different PLT and
329 GOT.
330 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
331 parameters. Change all callers. Use different PLT and GOT for
332 IFUNC symbols.
333 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
334 (Output_data_plt_x86_64::rela_irelative): New function.
335 (Output_data_plt_x86_64::address_for_global): New function.
336 (Output_data_plt_x86_64::address_for_local): New function.
337 (Output_data_plt_x86_64::set_final_data_size): Likewise.
338 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
339 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
340 (Target_x86_64::register_global_plt_entry): Add symtab and layout
341 parameters.
342 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
343 reloc.
344 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
345 symbols if we didn't create an IRELATIVE GOT.
346 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
347 plt_address_for_local.
348 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
349 * testsuite/ifuncvar1.c: New test file.
350 * testsuite/ifuncvar2.c: New test file.
351 * testsuite/ifuncvar3.c: New test file.
352 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
353 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
354 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
355 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
356 * testsuite/Makefile.in: Rebuild.
357
33c15b45
CC		 3582011-07-07 Cary Coutant <ccoutant@google.com>
359
360 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
361 (two_file_test_1_ndebug.o): Likewise.
362 (two_file_test_1b_ndebug.o): Likewise.
363 (two_file_test_2_ndebug.o): Likewise.
364 (two_file_test_main_ndebug.o): Likewise.
365 (incremental_test_2): Link with no-debug versions.
366
f48b5fb7
CC		 3672011-07-06 Cary Coutant <ccoutant@google.com>
368
369 * gold/incremental.cc
370 (Output_section_incremental_inputs::write_info_blocks): Check for
371 hidden and internal symbols.
372
221597a5
CC		 3732011-07-06 Cary Coutant <ccoutant@google.com>
374
375 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
376 Check disposition for startup file.
377 (Incremental_inputs::report_command_line): Ignore
378 --incremental-startup-unchanged option.
379 * options.cc (General_options::parse_incremental_startup_unchanged):
380 New function.
381 (General_options::General_options): Initialize new data member.
382 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
383 (General_options): Add --incremental-startup-unchanged option.
384 (General_options::incremental_startup_disposition): New function.
385 (General_options::incremental_startup_disposition_): New data member.
386
e24719f6
CC		 3872011-07-06 Cary Coutant <ccoutant@google.com>
388
389 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
390 input file index to Script_info ctor.
391 (Sized_incremental_binary::do_file_has_changed): Find the
392 command-line argument for files named in scripts.
393 * incremental.h (Script_info::Script_info): New ctor
394 with input file index.
395 (Script_info::input_file_index): New function.
396 (Script_info::input_file_index_): New data member.
397 (Incremental_binary::get_library): Add const.
398 (Incremental_binary::get_script_info): Add const.
399 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
400 * testsuite/Makefile.am (incremental_test_5): New test case.
401 (incremental_test_6): New test case.
402 * testsuite/Makefile.in: Regenerate.
403
8f7c81e8
CC		 4042011-07-06 Cary Coutant <ccoutant@google.com>
405
406 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
407 debug output when command lines differ.
408
9fbd3822
CC		 4092011-07-06 Cary Coutant <ccoutant@google.com>
410
411 * incremental.cc (Incremental_inputs::report_command_line): Ignore
412 --incremental-patch option.
413 * layout.cc (Free_list::allocate): Extend allocation beyond original
414 end if enabled.
415 (Layout::make_output_section): Mark sections that should get
416 patch space.
417 * options.cc (parse_percent): New function.
418 * options.h (parse_percent): New function.
419 (DEFINE_percent): New macro.
420 (General_options): Add --incremental-patch option.
421 * output.cc (Output_section::Output_section): Initialize new data
422 members.
423 (Output_section::add_input_section): Print section name when out
424 of patch space.
425 (Output_section::add_output_section_data): Likewise.
426 (Output_section::set_final_data_size): Add patch space when
427 doing --incremental-full.
428 (Output_section::do_reset_address_and_file_offset): Remove patch
429 space.
430 (Output_segment::set_section_list_addresses): Print debug output
431 only if --incremental-update.
432 * output.h (Output_section::set_is_patch_space_allowed): New function.
433 (Output_section::is_patch_space_allowed_): New data member.
434 (Output_section::patch_space_): New data member.
435 * parameters.cc (Parameters::incremental_full): New function.
436 * parameters.h (Parameters::incremental_full): New function
437 * testsuite/Makefile.am (incremental_test_2): Add test for
438 --incremental-patch option.
439 * testsuite/Makefile.in: Regenerate.
440 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
441 (t18): Remove function body.
442
f6cccc2c
DK		 4432011-07-05 Doug Kwan <dougkwan@google.com>
444
445 PR gold/12771
446 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
447 Arm_Address type for relocation result.
448 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
449 overflow check.
450 (Arm_relocate_functions::abs32): Use unaligned access.
451 (Arm_relocate_functions::rel32): Ditto.
452 (Arm_relocate_functions::prel31): Ditto.
453 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
454 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
455 static data relocations.
456 * testsuite/Makefile.in: Regnerate.
457 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
458
28a13fec
ILT		 4592011-07-05 Ian Lance Taylor <iant@google.com>
460
461 PR gold/12392
462 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
463 symbols if necessary.
464 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
465
24d47b34
ILT		 4662011-07-05 Ian Lance Taylor <iant@google.com>
467
468 PR gold/12952
469 * resolve.cc (Symbol::override_base_with_special): Simply override
470 version with special symbol version, ignoring previous version.
471
41f9cbbe
ILT		 4722011-07-05 Ian Lance Taylor <iant@google.com>
473
474 * object.cc (Sized_relobj_file::include_section_group): Add
475 information to comment about signature location.
476
886288f1
ILT		 4772011-07-02 Ian Lance Taylor <iant@google.com>
478
479 PR gold/12957
480 * options.h (class General_options): Add -f and -F.
481 * options.cc (General_options::finalize): Fatal error if -f/-F
482 are used without -shared.
483 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
484
ae3a6d4f
ILT		 4852011-07-02 Ian Lance Taylor <iant@google.com>
486
487 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
488
21131061
ILT		 4892011-07-01 Ian Lance Taylor <iant@google.com>
490
491 PR gold/12525
492 PR gold/12952
493 * resolve.cc (Symbol::override_base_with_special): Don't override
494 the version if the overriding symbol has a different name.
495 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
496 all callers. If we give an error about an undefined version,
497 define the base version if necessary.
498 * dynobj.h (class Versions): Update declaration.
499 * testsuite/weak_alias_test_5.cc: New file.
500 * testsuite/weak_alias_test.script: New file.
501 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
502 and versioned_alias have the right value, and call t2.
503 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
504 weak_alias_test_5.so.
505 (weak_alias_test_LDADD): Likewise.
506 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
507 * testsuite/Makefile.in: Rebuild.
508
611062c0
ILT		 5092011-07-01 Ian Lance Taylor <iant@google.com>
510
511 PR gold/12525
512 * options.h (class General_options): Support -z notext.
513 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
514 -Wl,-z,notext.
515 (two_file_shared_nonpic.so): Likewise.
516 (two_file_shared_mixed.so): Likewise.
517 (two_file_shared_mixed_1.so): Likewise.
518 (weak_undef_lib_nonpic.so): Likewise.
519 (alt/weak_undef_lib_nonpic.so): Likewise.
520 (tls_test_shared_nonpic.so): Likewise.
521 * testsuite/Makefile.in: Rebuild.
522
328c7c2f
ILT		 5232011-07-01 Ian Lance Taylor <iant@google.com>
524
525 PR gold/12525
526 * configure.ac: Test whether static linking works, setting
527 the automake conditional HAVE_STATIC.
528 * testsuite/Makefile.am: Disable tests using -static if
529 HAVE_STATIC is not true.
530 * configure, testsuite/Makefile.in: Rebuild.
531
02d7cd44
ILT		 5322011-07-01 Ian Lance Taylor <iant@google.com>
533
534 PR gold/12525
535 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
536 Assert if we see DW_EH_PE_indirect.
537 * target.h (Target::ehframe_datarel_base): New function.
538 (Target::do_ehframe_datarel_base): New target function.
539 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
540 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
541 function.
542
07a60597
ILT		 5432011-07-01 Ian Lance Taylor <iant@google.com>
544
545 PR gold/12571
546 * options.h (class General_options): Add
547 --ld-generated-unwind-info.
548 * ehframe.cc (Fde::write): Add address parameter. Change all
549 callers. If associated with PLT, fill in address and size.
550 (Cie::set_output_offset): Only add merge mapping if there is an
551 object.
552 (Cie::write): Add address parameter. Change all callers.
553 (Eh_frame::add_ehframe_for_plt): New function.
554 * ehframe.h (class Fde): Update declarations. Move shndx_ and
555 input_offset_ fields into union u_, with new plt field.
556 (Fde::Fde): Adjust for new union field.
557 (Fde::Fde) [Output_data version]: New constructor.
558 (Fde::add_mapping): Only add merge mapping if there is an object.
559 (class Cie): Update declarations.
560 (class Eh_frame): Declare add_ehframe_for_plt.
561 * layout.cc (Layout::layout_eh_frame): Break out code into
562 make_eh_frame_section, and call it.
563 (Layout::make_eh_frame_section): New function.
564 (Layout::add_eh_frame_for_plt): New function.
565 * layout.h (class Layout): Update declarations.
566 * merge.cc (Merge_map::add_mapping): Add assertion.
567 * i386.cc: Include "dwarf.h".
568 (class Output_data_plt_i386): Make first_plt_entry,
569 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
570 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
571 and plt_eh_frame_fde.
572 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
573 boundary. Call add_eh_frame_for_plt if appropriate.
574 * x86_64.cc: Include "dwarf.h".
575 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
576 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
577 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
578 and plt_eh_frame_fde.
579 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
580 appropriate.
581
14788a3f
ILT		 5822011-06-29 Ian Lance Taylor <iant@google.com>
583
584 PR gold/12629
585 * object.cc (Sized_relobj_file::layout_section): Change shdr
586 parameter to be const.
587 (Sized_relobj_file::layout_eh_frame_section): New function, broken
588 out of do_layout.
589 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
590 appropriate. Call layout_eh_frame_section.
591 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
592 sections.
593 * object.h (class Sized_relobj_file): Update declarations.
594
6c21fce1
ILT		 5952011-06-29 Ian Lance Taylor <iant@google.com>
596
37e41b03 597 PR gold/12652
6c21fce1
ILT		 598 * script.cc (Token::integer_value): Accept trailing M/m/K/k
599 modifier.
600 (Lex::gather_token): Accept trailing M/m/K/k for integers.
601
4d5e4e62
ILT		 6022011-06-29 Ian Lance Taylor <iant@google.com>
603
604 PR gold/12675
605 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
606 SHT_X86_64_UNWIND.
607 * layout.cc (Layout::layout_eh_frame): Likewise.
608
886f533a
ILT		 6092011-06-29 Ian Lance Taylor <iant@google.com>
610
611 PR gold/12695
612 * layout.cc (Layout::symtab_section_shndx): New function.
613 * layout.h (class Layout): Declare symtab_section_shndx.
614 * output.cc (Output_section::write_header): Call it.
615
f3ae1b28
ILT		 6162011-06-29 Ian Lance Taylor <iant@google.com>
617
618 PR gold/12818
619 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
620 symbols which are not used in a relocation.
621
aecf301f
ILT		 6222011-06-28 Ian Lance Taylor <iant@google.com>
623
624 PR gold/12898
625 * layout.cc (Layout::segment_precedes): Don't crash if a linker
626 script create indistinguishable segments.
627 (Layout::set_segment_offsets): Use stable_sort when sorting
628 segments. Pass this to Compare_segments constructor.
629 * layout.h (class Layout): Make segment_precedes non-static.
630 (class Compare_segments): Change from struct to class. Add
631 layout_ field. Add constructor.
632 * script-sections.cc
633 (Script_sections::attach_sections_using_phdrs_clause): Rename
634 local orphan to is_orphan. Don't report failure to put empty
635 section in segment. On attachment failure, report name of
636 section, and attach to first PT_LOAD segment.
637
03ef7571
ILT		 6382011-06-28 Ian Lance Taylor <iant@google.com>
639
640 PR gold/12934
641 * target-select.cc (Target_selector::Target_selector): Add
642 emulation parameter. Change all callers.
643 (select_target_by_bfd_name): Rename from select_target_by_name.
644 Change all callers.
645 (select_target_by_emulation): New function.
646 (supported_emulation_names): New function.
647 * target-select.h (class Target_selector): Add emulation_ field.
648 Update declarations.
649 (Target_selector::recognize_by_bfd_name): Rename from
650 recognize_by_name. Change all callers.
651 (Target_selector::supported_bfd_names): Rename from
652 supported_names. Change all callers.
653 (Target_selector::recognize_by_emulation): New function.
654 (Target_selector::supported_emulations): New function.
655 (Target_selector::emulation): New function.
656 (Target_selector::do_recognize_by_bfd_name): Rename from
657 do_recognize_by_name. Change all callers.
658 (Target_selector::do_supported_bfd_names): Rename from
659 do_supported_names. Change all callers.
660 (Target_selector::do_recognize_by_emulation): New function.
661 (Target_selector::do_supported_emulations): New function.
662 (select_target_by_bfd_name): Change name in declaration.
663 (select_target_by_emulation): Declare.
664 (supported_emulation_names): Declare.
665 * parameters.cc (parameters_force_valid_target): Try to find
666 target based on emulation from -m option.
667 * options.h (class General_options): Change doc string for -m.
668 * options.cc (help): Print emulations.
669 (General_options::parse_V): Likewise.
670 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
671 Add emulation parameter. Change all callers.
672
200b2bb9
ILT		 6732011-06-28 Ian Lance Taylor <iant@google.com>
674
675 * target.h (class Target): Add osabi_ field.
676 (Target::osabi): New function.
677 (Target::set_osabi): New function.
678 (Target::Target): Initialize osabi_.
679 (Target::do_adjust_elf_header): Make pure virtual.
680 (Sized_target::do_adjust_elf_header): Declare.
681 * target.cc (Sized_target::do_adjust_elf_header): New function.
682 (class Sized_target): Instantiate all versions.
683 * freebsd.h (class Target_freebsd): Remove.
684 (Target_selector_freebsd::do_recognize): Call set_osabi on
685 Target.
686 (Target_selector_freebsd::do_recognize_by_name): Likewise.
687 (Target_selector_freebsd::set_osabi): Remove.
688 * i386.cc (class Target_i386): Inherit from Sized_target rather
689 than Target_freebsd.
690 * x86_64.cc (class Target_x86_64): Likewise.
691
b3ce541e
ILT		 6922011-06-28 Ian Lance Taylor <iant@google.com>
693
694 * target.h (Target::can_check_for_function_pointers): Rewrite.
695 Make non-virtual.
696 (Target::can_icf_inline_merge_sections): Likewise.
697 (Target::section_may_have_icf_unsafe_poineters): Likewise.
698 (Target::Target_info): Add can_icf_inline_merge_sections field.
699 (Target::do_can_check_for_function_pointers): New virtual
700 function.
701 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
702 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
703 from can_check_for_function_pointers, move in file.
704 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
705 section_may_have_icf_unsafe_poineters, move in file.
706 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
707 * i386.cc (Target_i386::do_can_check_for_function_pointers):
708 Rename from can_check_for_function_pointers, move in file.
709 (Target_i386::can_icf_inline_merge_sections): Remove.
710 (Target_i386::i386_info): Initialize
711 can_icf_inline_merge_sections.
712 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
713 Initialize can_icf_inline_merge_sections.
714 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
715 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
716 Rename from can_check_for_function_pointers, move in file.
717 (Target_x86_64::can_icf_inline_merge_sections): Remove.
718 (Target_x86_64::x86_64_info): Initialize
719 can_icf_inline_merge_sections.
720 * testsuite/testfile.cc (Target_test::test_target_info):
721 Likewise.
722 * icf.cc (get_section_contents): Correct formatting.
723
6d1c4efb
ILT		 7242011-06-27 Ian Lance Taylor <iant@google.com>
725
726 * symtab.cc (Symbol::versioned_name): New function.
727 (Symbol_table::add_to_final_symtab): Use versioned_name when
728 appropriate.
729 (Symbol_table::sized_write_symbol): Likewise.
730 * symtab.h (class Symbol): Declare versioned_name.
731 * stringpool.h (class Stringpool_template): Add variant of add
732 which takes a std::basic_string.
733 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
734 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
735 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
736 (ver_test_12.o): New target.
737 * testsuite/Makefile.in: Rebuild.
738
57eb9b50
DK		 7392011-06-27 Doug Kwan <dougkwan@google.com>
740
741 * arm.cc (Arm_relocate_functions::thm_jump8,
742 Arm_relocate_functions::thm_jump11): Use a wider signed
743 type to compute offset.
744 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
745 arm_thm_jump8.
746 * testsuite/Makefile.in: Regenerate.
747 * testsuite/arm_branch_in_range.sh: Check test results of
748 arm_thm_jump11 and arm_thm_jump8.
749 * testsuite/arm_thm_jump11.s: New test source file.
750 * testsuite/arm_thm_jump11.t: New linker script.
751 * testsuite/arm_thm_jump8.s: New test source file.
752 * testsuite/arm_thm_jump8.t: New linker script.
753
487b39df
ILT		 7542011-06-24 Ian Lance Taylor <iant@google.com>
755
756 * layout.cc: Include "object.h".
757 (ctors_sections_in_init_array): New static variable.
758 (Layout::is_ctors_in_init_array): New function.
759 (Layout::layout): Add entry to ctors_sections_in_init_array if
760 appropriate.
761 * layout.h (class Layout): Declare is_ctors_in_init_array.
762 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
763 is_ctors_reverse_view is set.
764 (Sized_relobj_file::write_sections): Add layout parameter. Change
765 all callers. Set is_ctors_reverse_view field of View_size.
766 (Sized_relobj_file::reverse_words): New function.
767 * object.h (Sized_relobj_file::View_size): Add
768 is_ctors_reverse_view field.
769 (class Sized_relobj_file): Update declarations.
770 * testsuite/initpri3.c: New test.
771 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
772 initpri3b.
773 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
774 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
775 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
776 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
777 * testsuite/Makefile.in: Rebuild.
778
472076e4
CC		 7792011-06-24 Cary Coutant <ccoutant@google.com>
780
781 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
782 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
783 (debug_msg_cdebug.err): New targets.
784 * testsuite/Makefile.in: Regenerate.
785 * testsuite/debug_msg.sh: Check output of link with compressed debug.
786 Fix checks for link with shared library.
787
a60af0db
DK		 7882011-06-24 Doug Kwan <dougkwan@google.com>
789
790 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
791 skip empty text sections.
792 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
793
5393d741
ILT		 7942011-06-22 Ian Lance Taylor <iant@google.com>
795
796 PR gold/12910
797 * options.h (class General_options): Add --ctors-in-init-array.
798 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
799 friends as SHT_PROGBITS for merging sections.
800 (Layout::layout): Remove special handling of .init_array and
801 friends. Don't sort if doing relocatable link. Sort for .ctors
802 and .dtors if ctors_in_init_array.
803 (Layout::make_output_section): Force correct section types for
804 .init_array and friends. Don't sort if doing relocatable link,
805 Don't sort .ctors and .dtors if ctors_in_init_array.
806 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
807 (Layout::output_section_name): Add relobj parameter. Change all
808 callers. Handle .ctors. and .dtors. in code rather than table.
809 Handle .ctors and .dtors if ctors_in_init_array.
810 (Layout::match_file_name): New function, moved from output.cc.
811 * layout.h (class Layout): Update declarations.
812 * output.cc: Include "layout.h".
813 (Input_section_sort_entry::get_priority): New function.
814 (Input_section_sort_entry::match_file_name): Just call
815 Layout::match_file_name.
816 (Output_section::Input_section_sort_init_fini_compare::operator()):
817 Handle .ctors and .dtors. Sort by explicit priority rather than
818 by name.
819 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
820 * testsuite/initpri2.c: New test.
821 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
822 (check_PROGRAMS): Add initpri2.
823 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
824 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
825 * configure, testsuite/Makefile.in: Rebuild.
826
e1f74f98
ILT		 8272011-06-19 Ian Lance Taylor <iant@google.com>
828
829 PR gold/12880
830 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
831 .interp section to a PT_INTERP segment even if we have seen a
832 --dynamic-linker option. Don't do it if we have seen a PHDRS
833 clause in a linker script.
834 (Layout::finalize): Don't create a .interp section if we've
835 already create a PT_INTERP segment.
836 (Layout::create_interp): Always call choose_output_section (revert
837 patch of 2011-06-17). Don't create PT_INTERP segment.
838 * script-sections.cc
839 (Script_sections::create_note_and_tls_segments): Add a .interp
840 section to a PT_INTERP segment even if we have seen a
841 --dynamic-linker option.
842
766f91bb
ILT		 8432011-06-18 Ian Lance Taylor <iant@google.com>
844
845 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
846 merely because a non-PT_LOAD segment has a dynamic reloc.
847
0d212c3a
ILT		 8482011-06-18 Ian Lance Taylor <iant@google.com>
849
850 * layout.cc (Layout::finish_dynamic_section): Don't create
851 DT_FLAGS entry if not needed.
852
911a5072
ILT		 8532011-06-18 Ian Lance Taylor <iant@google.com>
854
855 PR gold/12745
856 * layout.cc (Layout::layout_eh_frame): Correct handling of
857 writable .eh_frame section.
858
534b4e5f
ILT		 8592011-06-17 Ian Lance Taylor <iant@google.com>
860
861 PR gold/12893
862 * resolve.cc (Symbol_table::resolve): Don't give an error if a
863 symbol is redefined with the exact same object and value.
864
10b4f102
ILT		 8652011-06-17 Ian Lance Taylor <iant@google.com>
866
867 PR gold/12880
868 * layout.h (class Layout): Add interp_segment_ field.
869 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
870 (Layout::attach_allocated_section_to_segment): If making shared
871 library, put .interp section in PT_INTERP segment.
872 (Layout::finalize): Also call create_interp if -dynamic-linker
873 option was used.
874 (Layout::create_interp): Assert that there is no PT_INTERP
875 segment. If not using a SECTIONS clause, use make_output_section.
876 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
877 * script-sections.cc
878 (Script_sections::create_note_and_tls_segments): If making shared
879 library, put .interp section in PT_INTERP segment.
880
a29b0dad
ILT		 8812011-06-17 Ian Lance Taylor <iant@google.com>
882
e588ea8d
ILT		 883 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
884 when making a shared library.
885
8862011-06-17 Ian Lance Taylor <iant@google.com>
887
888 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
889 parameter. Change all callers. Don't issue warning about PC32
890 against locally defined symbol.
a29b0dad 891
9d3b0698
ILT		 8922011-06-16 Ian Lance Taylor <iant@google.com>
893
894 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
895 occurs in same object.
896
85b0f90c
AM		 8972011-06-14 Alan Modra <amodra@gmail.com>
898
899 * po/POTFILES.in: Regenerate.
900
a94907d9
ILT		 9012011-06-09 Ian Lance Taylor <iant@google.com>
902
903 * script-sections.cc
904 (Orphan_output_section::set_section_addresses): For a relocatable
905 link set address to 0.
906
4fb3a1c3
CC		 9072011-06-09 Cary Coutant <ccoutant@google.com>
908
909 PR gold/12804
910 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
911 used with --compress-debug-sections.
912 * gold/object.cc (Sized_relobj_file::do_layout): Report
913 uncompressed size of compressed input sections.
914
61220854
CC		 9152011-06-08 Cary Coutant <ccoutant@google.com>
916
917 PR gold/12804
918 * testsuite/two_file_test_2_v1.cc: Change initialization of
919 v2 to keep it in .data.
920
e6455dfb
CC		 9212011-06-07 Cary Coutant <ccoutant@google.com>
922
923 * common.cc (Symbol_table::do_allocate_commons_list): Call
924 gold_fallback.
925 * errors.cc (Errors::fatal): Adjust call to gold_exit.
926 (Errors::fallback): New function.
927 (gold_fallback): New function.
928 * errors.h (Errors::fallback): New function.
929 * gold.cc (gold_exit): Change status parameter to enum; adjust
930 all callers.
931 (queue_initial_tasks): Call gold_fallback.
932 * gold.h: Include cstdlib.
933 (Exit_status): New enum type.
934 (gold_exit): Change status parameter to enum.
935 (gold_fallback): New function.
936 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
937 (Layout::create_symtab_sections): Likewise.
938 (Layout::create_shdrs): Likewise.
939 * main.cc (main): Adjust call to gold_exit.
940 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
941 (Output_data_got::add_got_entry_pair): Likewise.
942 (Output_section::add_input_section): Likewise.
943 (Output_section::add_output_section_data): Likewise.
944 (Output_segment::set_section_list_addresses): Likewise.
945 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
946
fb0e076f
CC		 9472011-06-07 Cary Coutant <ccoutant@google.com>
948
949 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
950 for incremental links.
951 * output.cc (Output_segment::set_section_list_addresses): Remove
952 FIXME and test for TLS or BSS.
953
a5ee4d5d
CC		 9542011-06-07 Cary Coutant <ccoutant@google.com>
955
956 * testsuite/Makefile.am: Add incremental_copy_test,
957 incremental_common_test_1.
958 * testsuite/Makefile.in: Regenerate.
959 * testsuite/common_test_1_v1.c: New source file.
960 * testsuite/common_test_1_v2.c: New source file.
961 * testsuite/copy_test_v1.cc: New source file.
962
5146f448
CC		 9632011-06-07 Cary Coutant <ccoutant@google.com>
964
965 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
966 update, allocate common from bss section's free list.
967 * incremental-dump.cc (dump_incremental_inputs): Print flag for
968 linker-defined symbols.
969 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
970 Skip GOT and PLT entries that are no longer referenced.
971 (Output_section_incremental_inputs::write_info_blocks): Mark
972 linker-defined symbols.
973 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
974 * output.cc (Output_section::allocate): New function.
975 * output.h (Output_section::allocate): New function.
976 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
977 linker-defined symbols.
978 (Symbol::override_base_with_special): Copy is_predefined_ flag.
979 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
980 (Symbol::init_base_output_data): Likewise.
981 (Symbol::init_base_output_segment): Likewise.
982 (Symbol::init_base_constant): Likewise.
983 (Sized_symbol::init_output_data): Likewise.
984 (Sized_symbol::init_output_segment): Likewise.
985 (Sized_symbol::init_constant): Likewise.
986 (Symbol_table::do_define_in_output_data): Likewise.
987 (Symbol_table::do_define_in_output_segment): Likewise.
988 (Symbol_table::do_define_as_constant): Likewise.
989 * symtab.h (Symbol::is_predefined): New function.
990 (Symbol::init_base_output_data): Add is_predefined parameter.
991 (Symbol::init_base_output_segment): Likewise.
992 (Symbol::init_base_constant): Likewise.
993 (Symbol::is_predefined_): New data member.
994 (Sized_symbol::init_output_data): Add is_predefined parameter.
995 (Sized_symbol::init_output_segment): Likewise.
996 (Sized_symbol::init_constant): Likewise.
997 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
998
26d3c67d
CC		 9992011-06-07 Cary Coutant <ccoutant@google.com>
1000
1001 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1002 instead of emit_copy_reloc.
1003 (Copy_relocs::emit_copy_reloc): Refactor.
1004 (Copy_relocs::make_copy_reloc): New function.
1005 (Copy_relocs::add_copy_reloc): Remove.
1006 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1007 section.
1008 (Copy_relocs::make_copy_reloc): New function.
1009 (Copy_relocs::add_copy_reloc): Remove.
1010 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1011 unchanged input files.
1012 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1013 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1014 Reserve BSS space for COPY relocations.
1015 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1016 (Output_section_incremental_inputs::write_info_blocks): Record
1017 whether a symbol is copied from a shared object.
1018 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1019 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1020 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1021 (Incremental_input_entry_reader::get_output_symbol_index): Add
1022 is_copy parameter.
1023 (Incremental_binary::emit_copy_relocs): New function.
1024 (Incremental_binary::do_emit_copy_relocs): New function.
1025 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1026 new data member.
1027 (Sized_incremental_binary::add_copy_reloc): New function.
1028 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1029 (Sized_incremental_binary::Copy_reloc): New struct.
1030 (Sized_incremental_binary::Copy_relocs): New typedef.
1031 (Sized_incremental_binary::copy_relocs_): New data member.
1032 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1033 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1034 * target.h (Sized_target::emit_copy_reloc): New function.
1035 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1036
7cdb37d9
CC		 10372011-06-02 Cary Coutant <ccoutant@google.com>
1038
1039 PR gold/12163
1040 * gold/archive.cc (Archive::Archive): Initialize new data member.
1041 (Archive::include_all_members): Return if archive has already been
1042 included.
1043 * gold/archive.h (Archive::include_all_members_): New data member.
1044
cc643b88
NC		 10452011-06-02 Nick Clifton <nickc@redhat.com>
1046
1047 * dynobj.h: Fix spelling mistake in comment.
1048 * output.cc: Likewise.
1049
f62a3ca7
DK		 10502011-05-31 Doug Kwan <dougkwan@google.com>
1051 Asier Llano
1052
1053 PR gold/12826
cc643b88 1054 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1055 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1056 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1057 redundant arm_exidx_test.so.
1058 * testsuite/Makefile.in: Regenerate.
1059 (check_SCRIPTS): Add pr12826.sh
1060 (check_DATA): Add pr12826.stdout
1061 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1062 * testsuite/pr12826.sh: New file.
1063 * testsuite/pr12826_1.s: Ditto.
1064 * testsuite/pr12826_1.s: Ditto.
1065
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ILT		 10662011-05-30 Ian Lance Taylor <iant@google.com>
1067
1068 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1069 sections.
1070
c49875be
ILT		 10712011-05-29 Ian Lance Taylor <iant@google.com>
1072
1073 PR gold/12804
1074 * testsuite/Makefile.am: Use different file name for two_file_test
1075 temporary file for each incremental test.
1076 * testsuite/Makefile.in: Rebuild.
1077
69d53f7a
ILT		 10782011-05-29 Ian Lance Taylor <iant@google.com>
1079
1080 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1081 binary input file is empty.
1082
41d0ab5f
ILT		 10832011-05-27 Ian Lance Taylor <iant@google.com>
1084
1085 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1086 (ver_test_9.so): Likewise.
1087 * testsuite/Makefile.in: Rebuild.
1088
89d8a36b
CC		 10892011-05-26 Cary Coutant <ccoutant@google.com>
1090
1091 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1092 * incremental.cc (Incremental_inputs::report_input_section): Fix
1093 comment, indentation.
1094 (Incremental_inputs::report_comdat_group): New function.
1095 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1096 of data for incremental input file entry.
1097 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1098 group count, COMDAT group signatures.
1099 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1100 an unchanged input file.
1101 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1102 Initialize new data member.
1103 (Incremental_object_entry::add_comdat_group): New function.
1104 (Incremental_object_entry::get_comdat_group_count): New function.
1105 (Incremental_object_entry::get_comdat_signature_key): New function.
1106 (Incremental_object_entry::groups_): New data member.
1107 (Incremental_inputs::report_comdat_group): New function.
1108 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1109 data for incremental input file entry.
1110 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1111 (Incremental_input_entry_reader::get_input_section): Adjust size of
1112 data for incremental input file entry.
1113 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1114 (Incremental_input_entry_reader::get_comdat_group_signature): New
1115 function.
1116 * object.cc (Sized_relobj::include_section_group): Report kept
1117 COMDAT groups for incremental links.
1118
1706a06f
ILT		 11192011-05-24 David Meyer <pdox@google.com>
1120
1121 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1122 with name parameter. Add found_name parameter.
1123 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1124 * dirsearch.h (class Dirsearch): Update declaration.
1125
a10ae760
ILT		 11262011-05-24 Ian Lance Taylor <iant@google.com>
1127
1128 * archive.cc (Library_base::should_include_member): Pull in object
1129 from archive if it defines the entry symbol.
1130 * parameters.cc (Parameters::entry): New function.
1131 * parameters.h (class Parameters): Declare entry.
1132 * output.h (class Output_file_header): Remove entry_ field.
1133 * output.cc (Output_file_header::Output_file_header): Remove entry
1134 parameter. Change all callers.
1135 (Output_file_header::entry): Use parameters->entry.
1136 * gold.cc (queue_middle_tasks): Likewise.
1137 * plugin.cc (Plugin_hook::run): Likewise.
1138
aa92d6ed
CC		 11392011-05-24 Cary Coutant <ccoutant@google.com>
1140
1141 * gold.cc (queue_initial_tasks): Pass incremental base filename
1142 to Output_file::open_base_file; don't print error message.
1143 * incremental-dump.cc (main): Adjust call to
1144 Output_file::open_for_modification.
1145 * incremental-dump.cc (main): Likewise.
1146 * incremental.cc (Incremental_inputs::report_command_line):
1147 Ignore --incremental-base option when comparing command lines.
1148 Ignore parameter when given as separate argument.
1149 * options.h (class General_options): Add --incremental-base.
1150 * output.cc (Output_file::Output_file):
1151 (Output_file::open_base_file): Add base_name and writable parameters;
1152 read base file into new file; print error message here.
1153 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1154 callers.
1155 * output.h (Output_file::open_for_modification): Rename to...
1156 (Output_file::open_base_file): ...this; add base_name and
1157 writable parameters; adjust all callers.
1158 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1159 callers.
1160 * testsuite/Makefile.am (incremental_test_4): Test
1161 --incremental-base.
1162 * testsuite/Makefile.in: Regenerate.
1163
2eedd706
CC		 11642011-05-24 Cary Coutant <ccoutant@google.com>
1165
1166 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1167 incremental_test_4.
1168 * testsuite/Makefile.in: Regenerate.
1169 * testsuite/two_file_test_1_v1.cc: New test source file.
1170 * testsuite/two_file_test_1b_v1.cc: New test source file.
1171 * testsuite/two_file_test_2_v1.cc: New test source file.
1172
0f1c85a6
CC		 11732011-05-24 Cary Coutant <ccoutant@google.com>
1174
1175 * dynobj.h (Dynobj::do_dynobj): New function.
1176 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1177 flag and soname for shared objects.
1178 * incremental.cc (Incremental_inputs::report_object): Make
1179 either Incremental_object_entry or Incremental_dynobj_entry; add
1180 soname to string table.
1181 (Incremental_inputs::report_input_section): Add assertion.
1182 (Output_section_incremental_inputs::set_final_data_size): Adjust
1183 type of input file entry for shared libraries; adjust size of
1184 shared library info entry.
1185 (Output_section_incremental_inputs::write_input_files): Write
1186 as_needed flag for shared libraries.
1187 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1188 of input file entry for shared libraries; write soname.
1189 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1190 soname from incremental info.
1191 * incremental.h (enum Incremental_input_flags): Add
1192 INCREMENTAL_INPUT_AS_NEEDED.
1193 (Incremental_input_entry::Incremental_input_entry): Initialize new
1194 data member.
1195 (Incremental_input_entry::set_as_needed): New function.
1196 (Incremental_input_entry::as_needed): New function.
1197 (Incremental_input_entry::do_dynobj_entry): New function.
1198 (Incremental_input_entry::as_needed_): New data member.
1199 (Incremental_object_entry::Incremental_object_entry): Don't check
1200 for shared library.
1201 (Incremental_object_entry::do_type): Likewise.
1202 (class Incremental_dynobj_entry): New class.
1203 (Incremental_input_entry_reader::as_needed): New function.
1204 (Incremental_input_entry_reader::get_soname): New function.
1205 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1206 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1207 size of shared library info entry.
1208 * layout.cc (Layout::finish_dynamic_section): Don't test for
1209 incremental link when adding DT_NEEDED entries.
1210 * object.h (Object::Object): Initialize new data member.
1211 (Object::dynobj): New function.
1212 (Object::set_as_needed): New function.
1213 (Object::as_needed): New function.
1214 (Object::do_dynobj): New function.
1215 (Object::as_needed_): New data member.
1216
6fa2a40b
CC		 12172011-05-24 Cary Coutant <ccoutant@google.com>
1218
1219 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1220 info; adjust display of GOT entries.
1221 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1222 vector of input objects; remove file_status_.
1223 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1224 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1225 got_plt reader; call target hooks to reserve GOT entries.
1226 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1227 of input file info header and GOT info entry.
1228 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1229 relocation info.
1230 (Got_plt_view_info::got_descriptor): Remove.
1231 (Got_plt_view_info::sym_index): New data member.
1232 (Got_plt_view_info::input_index): New data member.
1233 (Local_got_offset_visitor::visit): Write input file index.
1234 (Global_got_offset_visitor::visit): Write 0 for input file index.
1235 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1236 with sym_index and input_index.
1237 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1238 incremental info GOT entry; replace got_descriptor with input_index.
1239 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1240 map from input file index to object.
1241 (Sized_relobj_incr::do_layout): Replace direct data member reference
1242 with accessor function.
1243 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1244 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1245 Adjust size of input file info header.
1246 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1247 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1248 (Incremental_input_entry_reader::get_input_section): Adjust size of
1249 input file info header.
1250 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1251 of incremental info GOT entry.
1252 (Incremental_got_plt_reader::get_got_desc): Remove.
1253 (Incremental_got_plt_reader::get_got_symndx): New function.
1254 (Incremental_got_plt_reader::get_got_input_index): New function.
1255 (Sized_incremental_binary::Sized_incremental_binary): Remove
1256 file_status_; add input_objects_.
1257 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1258 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1259 (Sized_incremental_binary::file_is_unchanged): Remove.
1260 (Sized_incremental_binary::set_input_object): New function.
1261 (Sized_incremental_binary::input_object): New function.
1262 (Sized_incremental_binary::file_status_): Remove.
1263 (Sized_incremental_binary::input_objects_): New data member.
1264 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1265 references.
1266 (Sized_relobj_incr::invalid_address): Move to base class.
1267 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1268 class.
1269 (Sized_relobj_incr::do_output_section_offset): Likewise.
1270 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1271 (Sized_relobj_incr::section_offsets_): Likewise.
1272 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1273 function.
1274 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1275 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1276 with accessor function.
1277 (Sized_relobj_file::do_layout): Likewise.
1278 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1279 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1280 (Sized_relobj_file::compute_final_local_value): Replace refs to
1281 section_offsets_ with accessor function.
1282 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1283 * object.h (Relobj::Relobj): Initialize new data members.
1284 (Relobj::add_dyn_reloc): New function.
1285 (Relobj::first_dyn_reloc): New function.
1286 (Relobj::dyn_reloc_count): New function.
1287 (Relobj::first_dyn_reloc_): New data member.
1288 (Relobj::dyn_reloc_count_): New data member.
1289 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1290 references.
1291 (Sized_relobj::Address): New typedef.
1292 (Sized_relobj::invalid_address): Move here from child class.
1293 (Sized_relobj::Sized_relobj): Initialize new data members.
1294 (Sized_relobj::sized_relobj): New function.
1295 (Sized_relobj::is_output_section_offset_invalid): Move here from
1296 child class.
1297 (Sized_relobj::get_output_section_offset): Likewise.
1298 (Sized_relobj::local_has_got_offset): Likewise.
1299 (Sized_relobj::local_got_offset): Likewise.
1300 (Sized_relobj::set_local_got_offset): Likewise.
1301 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1302 (Sized_relobj::clear_got_offsets): New function.
1303 (Sized_relobj::section_offsets): Move here from child class.
1304 (Sized_relobj::do_output_section_offset): Likewise.
1305 (Sized_relobj::do_set_section_offset): Likewise.
1306 (Sized_relobj::Local_got_offsets): Likewise.
1307 (Sized_relobj::local_got_offsets_): Likewise.
1308 (Sized_relobj::section_offsets_): Likewise.
1309 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1310 references.
1311 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1312 class.
1313 (Sized_relobj_file::sized_relobj): New function
1314 (Sized_relobj_file::local_has_got_offset): Move to base class.
1315 (Sized_relobj_file::local_got_offset): Likewise.
1316 (Sized_relobj_file::set_local_got_offset): Likewise.
1317 (Sized_relobj_file::get_output_section_offset): Likewise.
1318 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1319 (Sized_relobj_file::do_output_section_offset): Likewise.
1320 (Sized_relobj_file::do_set_section_offset): Likewise.
1321 (Sized_relobj_file::Local_got_offsets): Likewise.
1322 (Sized_relobj_file::local_got_offsets_): Likewise.
1323 (Sized_relobj_file::section_offsets_): Likewise.
1324 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1325 (all constructors).
1326 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1327 (Output_reloc::get_symbol_index): Likewise.
1328 (Output_reloc::local_section_offset): Likewise.
1329 (Output_reloc::get_address): Likewise.
1330 (Output_reloc::symbol_value): Likewise.
1331 (Output_data_got::reserve_slot): Move to class definition.
1332 (Output_data_got::reserve_local): New function.
1333 (Output_data_got::reserve_slot_for_global): Remove.
1334 (Output_data_got::reserve_global): New function.
1335 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1336 (all constructors, two instantiations).
1337 (Output_reloc::get_relobj): New function (two instantiations).
1338 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1339 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1340 (Output_data_reloc::add_global): Adjust type of relobj.
1341 (Output_data_reloc::add_global_relative): Likewise.
1342 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1343 (Output_data_reloc::add_local): Likewise.
1344 (Output_data_reloc::add_local_relative): Likewise.
1345 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1346 (Output_data_reloc::add_local_section): Likewise.
1347 (Output_data_reloc::add_output_section): Likewise.
1348 (Output_data_reloc::add_absolute): Likewise.
1349 (Output_data_reloc::add_target_specific): Likewise.
1350 (Output_data_got::reserve_slot): Move definition here.
1351 (Output_data_got::reserve_local): New function.
1352 (Output_data_got::reserve_global): New function.
1353 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1354 section_offsets_ with accessor function.
1355 (Sized_relobj_file::write_sections): Likewise.
1356 (Sized_relobj_file::do_relocate_sections): Likewise.
1357 * target.h (Sized_target::reserve_local_got_entry): New function.
1358 (Sized_target::reserve_global_got_entry): New function.
1359 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1360 (Target_x86_64::reserve_global_got_entry): New function.
1361 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1362
4829d394
CC		 13632011-05-23 Cary Coutant <ccoutant@google.com>
1364
1365 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1366 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1367 bit when checking got_type.
1368 * incremental.cc (Sized_incremental_binary::setup_readers):
1369 Store symbol table and string table locations; initialize bit vector
1370 of file status flags.
1371 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1372 unchanged files.
1373 (Sized_incremental_binary::do_process_got_plt): New function.
1374 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1375 (Output_section_incremental_inputs::set_final_data_size): Record
1376 file index for each input file.
1377 (Output_section_incremental_inputs::write_got_plt): Store file index
1378 instead of input entry offset for each GOT entry.
1379 * incremental.h
1380 (Incremental_input_entry::Incremental_input_entry): Initialize new
1381 data member.
1382 (Incremental_input_entry::set_offset): Store file index.
1383 (Incremental_input_entry::get_file_index): New function.
1384 (Incremental_input_entry::file_index_): New data member.
1385 (Incremental_binary::process_got_plt): New function.
1386 (Incremental_binary::do_process_got_plt): New function.
1387 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1388 data members.
1389 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1390 (Sized_incremental_binary::set_file_is_unchanged): New function.
1391 (Sized_incremental_binary::file_is_unchanged): New function.
1392 (Sized_incremental_binary::do_process_got_plt): New function.
1393 (Sized_incremental_binary::file_status_): New data member.
1394 (Sized_incremental_binary::main_symtab_loc_): New data member.
1395 (Sized_incremental_binary::main_strtab_loc_): New data member.
1396 * output.cc (Output_data_got::Got_entry::write): Add case
1397 RESERVED_CODE.
1398 (Output_data_got::add_global): Call add_got_entry.
1399 (Output_data_got::add_global_plt): Likewise.
1400 (Output_data_got::add_global_with_rel): Likewise.
1401 (Output_data_got::add_global_with_rela): Likewise.
1402 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1403 (Output_data_got::add_global_pair_with_rela): Likewise.
1404 (Output_data_got::add_local): Call add_got_entry.
1405 (Output_data_got::add_local_plt): Likewise.
1406 (Output_data_got::add_local_with_rel): Likewise.
1407 (Output_data_got::add_local_with_rela): Likewise.
1408 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1409 (Output_data_got::add_local_pair_with_rela): Likewise.
1410 (Output_data_got::reserve_slot): New function.
1411 (Output_data_got::reserve_slot_for_global): New function.
1412 (Output_data_got::add_got_entry): New function.
1413 (Output_data_got::add_got_entry_pair): New function.
1414 (Output_section::add_output_section_data): Edit FIXME.
1415 * output.h
1416 (Output_section_data_build::Output_section_data_build): New
1417 constructor with size parameter.
1418 (Output_data_space::Output_data_space): Likewise.
1419 (Output_data_got::Output_data_got): Initialize new data member; new
1420 constructor with size parameter.
1421 (Output_data_got::add_constant): Call add_got_entry.
1422 (Output_data_got::reserve_slot): New function.
1423 (Output_data_got::reserve_slot_for_global): New function.
1424 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1425 (Output_data_got::add_got_entry): New function.
1426 (Output_data_got::add_got_entry_pair): New function.
1427 (Output_data_got::free_list_): New data member.
1428 * target.h (Sized_target::init_got_plt_for_update): New function.
1429 (Sized_target::register_global_plt_entry): New function.
1430 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1431 Initialize new data member; call init; add constructor with PLT count.
1432 (Output_data_plt_x86_64::init): New function.
1433 (Output_data_plt_x86_64::add_relocation): New function.
1434 (Output_data_plt_x86_64::reserve_slot): New function.
1435 (Output_data_plt_x86_64::free_list_): New data member.
1436 (Target_x86_64::init_got_plt_for_update): New function.
1437 (Target_x86_64::register_global_plt_entry): New function.
1438 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1439 incremental updates.
1440 (Output_data_plt_x86_64::add_relocation): New function.
1441 * testsuite/object_unittest.cc (Object_test): Set default options.
1442
ec69d6da
ILT		 14432011-05-16 Ian Lance Taylor <iant@google.com>
1444
1445 * options.h (class General_options): Make -i a synonym for -r.
1446
732e31de
ILT		 14472011-05-16 Ian Lance Taylor <iant@google.com>
1448
1449 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1450
403676b5
CC		 14512011-05-10 Cary Coutant <ccoutant@google.com>
1452
1453 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1454 strip_all (-s).
1455
5b7b7d6e
ILT		 14562011-05-06 Ian Lance Taylor <iant@google.com>
1457
1458 * layout.cc (Layout::layout): If the output section flags change,
1459 update the ordering.
1460
f0f9babf
CC		 14612011-04-25 Cary Coutant <ccoutant@google.com>
1462
1463 * incremental-dump.cc (dump_incremental_inputs): Print local
1464 symbol info for each input file.
1465 * incremental.cc
1466 (Output_section_incremental_inputs::set_final_data_size): Add local
1467 symbol info to input file entries in incremental info.
1468 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1469 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1470 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1471 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1472 implementation.
1473 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1474 (Sized_incr_relobj::do_relocate): Write the local symbols.
1475 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1476 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1477 Adjust size of input file header.
1478 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1479 (Incremental_inputs_reader::get_local_symbol_count): New function.
1480 (Incremental_inputs_reader::get_input_section): Adjust size of input
1481 file header.
1482 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1483 (Sized_incr_relobj::This): New typedef.
1484 (Sized_incr_relobj::sym_size): New const data member.
1485 (Sized_incr_relobj::Local_symbol): New struct.
1486 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1487 (Sized_incr_relobj::do_local_symbol_offset): New function.
1488 (Sized_incr_relobj::local_symbol_count_): New data member.
1489 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1490 (Sized_incr_relobj::local_symbol_index_): New data member.
1491 (Sized_incr_relobj::local_symbol_offset_): New data member.
1492 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1493 (Sized_incr_relobj::local_symbols_): New data member.
1494 * object.h (Relobj::output_local_symbol_count): New function.
1495 (Relobj::local_symbol_offset): New function.
1496 (Relobj::do_output_local_symbol_count): New function.
1497 (Relobj::do_local_symbol_offset): New function.
1498 (Sized_relobj::do_output_local_symbol_count): New function.
1499 (Sized_relobj::do_local_symbol_offset): New function.
1500
d0a9ace3
ILT		 15012011-04-22 Vladimir Simonov <sv@sw.ru>
1502
1503 * descriptors.cc (set_close_on_exec): New function.
1504 (Descriptors::open): Use set_close_on_exec.
1505 * output.cc (S_ISLNK): Define if not defined.
1506
94a3fc8b
CC		 15072011-04-22 Cary Coutant <ccoutant@google.com>
1508
1509 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1510 global symbol map.
1511 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1512 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1513 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1514 relocations.
1515 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1516 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1517 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1518 * incremental.h
1519 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1520 function.
1521 (Incremental_binary::apply_incremental_relocs): New function.
1522 (Incremental_binary::do_apply_incremental_relocs): New function.
1523 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1524 data member.
1525 (Sized_incremental_binary::add_global_symbol): New function.
1526 (Sized_incremental_binary::global_symbol): New function.
1527 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1528 (Sized_incremental_binary::symbol_map_): New data member.
1529 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1530 * target.h (Sized_target::apply_relocation): New function.
1531 * target-reloc.h (apply_relocation): New function.
1532 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1533
c87e4302
DK		 15342011-04-22 Doug Kwan <dougkwan@google.com>
1535
1536 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1537 flag of a SHT_ARM_EXIDX section.
1538 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1539 * testsuite/Makefile.in: Regenerate.
1540 * testsuite/arm_exidx_test.s: New file.
1541 * testsuite/arm_exidx_test.sh: Same.
1542
e7782cf6
CC		 15432011-04-20 Cary Coutant <ccoutant@google.com>
1544
1545 PR gold/12689
1546 * archive.h (Incremental_archive_entry::Archive_member):
1547 Initialize arg_serial_ (second constructor).
1548
308ecdc7
ILT		 15492011-04-17 Ian Lance Taylor <iant@google.com>
1550
1551 * object.cc (Relocate_info::location): Simplify location string.
1552 * errors.cc (Errors::error_at_location): Don't print program
1553 name.
1554 (Errors::warning_at_location): Likewise.
1555 (Errors::undefined_symbol): Likewise.
1556 * testsuite/debug_msg.sh: Update accordingly.
1557
bec5b579
CC		 15582011-04-14 Cary Coutant <ccoutant@google.com>
1559
1560 * gold/layout.cc (Layout::symtab_section_offset): New function.
1561 * gold/layout.h (Layout::symtab_section_offset): New function.
1562 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1563
88597d34
ILT		 15642011-04-12 Ian Lance Taylor <iant@google.com>
1565
1566 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1567 with MREMAP_MAYMOVE.
1568 * output.h (class Output_file): Add map_is_allocated_ field.
1569 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1570 not available, provide stubs. If mremap is not available, #define
1571 it to gold_mremap.
1572 (MREMAP_MAYMOVE): Define if not defined.
1573 (Output_file::Output_file): Initialize map_is_allocated_.
1574 (Output_file::resize): Check map_is_allocated_.
1575 (Output_file::map_anonymous): If mmap fails, use malloc.
1576 (Output_file::unmap): Don't do anything for an anonymous map.
1577 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1578 is not available, provide stubs.
1579 (File_read::View::~View): Use free rather than delete[].
1580 (File_read::make_view): Use malloc rather than new[]. If mmap
1581 fails, use malloc.
1582 (File_read::find_or_make_view): Use malloc rather than new[].
1583 * gold.h: Remove HAVE_REMAP code.
1584 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1585 exists. Rename mremap to gold_mremap. If mmap is not available
1586 don't do anything.
1587 * configure, config.in: Rebuild.
1588
11e361bc
ILT		 15892011-04-11 Ian Lance Taylor <iant@google.com>
1590
1591 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1592 initialize local variable v.
1593
cdc29364
CC		 15942011-04-11 Cary Coutant <ccoutant@google.com>
1595
1596 * archive.cc (Archive::include_member): Adjust call to
1597 report_object.
1598 (Add_archive_symbols::run): Track argument serial numbers.
1599 (Lib_group::include_member): Likewise.
1600 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1601 * archive.h (Incremental_archive_entry::Archive_member):
1602 Initialize arg_serial_.
1603 (Archive_member::arg_serial_): New data member.
1604 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1605 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1606 incremental link.
1607 (Sized_dynobj::do_for_all_local_got_entries): New function.
1608 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1609 function.
1610 * fileread.cc (get_mtime): New function.
1611 * fileread.h (get_mtime): New function.
1612 * gold.cc (queue_initial_tasks): Check for incremental update.
1613 (process_incremental_input): New function.
1614 (queue_middle_tasks): Don't force valid target for incremental
1615 update.
1616 * incremental-dump.cc (find_input_containing_global): Adjust
1617 size of symbol info entry.
1618 (dump_incremental_inputs): Dump argument serial number and
1619 in_system_directory flag; bias shndx by 1; print symbol names
1620 when dumping per-file symbol lists; use new symbol info readers.
1621 * incremental.cc
1622 (Output_section_incremental_inputs:update_data_size): New function.
1623 (Sized_incremental_binary::setup_readers): Setup input readers
1624 for each input file; build maps for files added from libraries
1625 and scripts.
1626 (Sized_incremental_binary::check_input_args): New function.
1627 (Sized_incremental_binary::do_check_inputs): Build map of argument
1628 serial numbers to input arguments.
1629 (Sized_incremental_binary::do_file_has_changed): Rename
1630 do_file_is_unchanged to this; compare file modification times.
1631 (Sized_incremental_binary::do_init_layout): New function.
1632 (Sized_incremental_binary::do_reserve_layout): New function.
1633 (Sized_incremental_binary::do_get_input_reader): Remove.
1634 (Sized_incremental_binary::get_symtab_view): New function.
1635 (Incremental_checker::can_incrementally_link_output_file): Remove.
1636 (Incremental_inputs::report_command_line): Exclude --debug options.
1637 (Incremental_inputs::report_archive_begin): Add parameter; track
1638 argument serial numbers; don't put input file entry for archive
1639 before archive members.
1640 (Incremental_inputs::report_archive_end): Put input file entry
1641 for archive after archive members.
1642 (Incremental_inputs::report_object): Add parameter; track argument
1643 serial numbers and in_system_directory flag.
1644 (Incremental_inputs::report_script): Add parameter; track argument
1645 serial numbers.
1646 (Output_section_incremental_inputs::set_final_data_size): Adjust
1647 size of symbol info entry; check for forwarding symbols.
1648 (Output_section_incremental_inputs::write_input_files): Write
1649 in_system_directory flag and argument serial number.
1650 (Output_section_incremental_inputs::write_info_blocks): Map section
1651 indices between incremental info and original input file; store
1652 input section index for each symbol.
1653 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1654 change operator() to visit().
1655 (class Global_got_offset_visitor): Likewise.
1656 (class Global_symbol_visitor_got_plt):
1657 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1658 classes.
1659 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1660 (Sized_incr_relobj::do_read_symbols): New function.
1661 (Sized_incr_relobj::do_layout): New function.
1662 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1663 (Sized_incr_relobj::do_add_symbols): New function.
1664 (Sized_incr_relobj::do_should_include_member): New function.
1665 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1666 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1667 (Sized_incr_relobj::do_section_size): New function.
1668 (Sized_incr_relobj::do_section_name): New function.
1669 (Sized_incr_relobj::do_section_contents): New function.
1670 (Sized_incr_relobj::do_section_flags): New function.
1671 (Sized_incr_relobj::do_section_entsize): New function.
1672 (Sized_incr_relobj::do_section_address): New function.
1673 (Sized_incr_relobj::do_section_type): New function.
1674 (Sized_incr_relobj::do_section_link): New function.
1675 (Sized_incr_relobj::do_section_info): New function.
1676 (Sized_incr_relobj::do_section_addralign): New function.
1677 (Sized_incr_relobj::do_initialize_xindex): New function.
1678 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1679 (Sized_incr_relobj::do_read_relocs): New function.
1680 (Sized_incr_relobj::do_gc_process_relocs): New function.
1681 (Sized_incr_relobj::do_scan_relocs): New function.
1682 (Sized_incr_relobj::do_count_local_symbols): New function.
1683 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1684 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1685 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1686 (Sized_incr_relobj::do_relocate): New function.
1687 (Sized_incr_relobj::do_set_section_offset): New function.
1688 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1689 (Sized_incr_dynobj::do_read_symbols): New function.
1690 (Sized_incr_dynobj::do_layout): New function.
1691 (Sized_incr_dynobj::do_add_symbols): New function.
1692 (Sized_incr_dynobj::do_should_include_member): New function.
1693 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1694 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1695 (Sized_incr_dynobj::do_section_size): New function.
1696 (Sized_incr_dynobj::do_section_name): New function.
1697 (Sized_incr_dynobj::do_section_contents): New function.
1698 (Sized_incr_dynobj::do_section_flags): New function.
1699 (Sized_incr_dynobj::do_section_entsize): New function.
1700 (Sized_incr_dynobj::do_section_address): New function.
1701 (Sized_incr_dynobj::do_section_type): New function.
1702 (Sized_incr_dynobj::do_section_link): New function.
1703 (Sized_incr_dynobj::do_section_info): New function.
1704 (Sized_incr_dynobj::do_section_addralign): New function.
1705 (Sized_incr_dynobj::do_initialize_xindex): New function.
1706 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1707 (make_sized_incremental_object): New function.
1708 (Incremental_library::copy_unused_symbols): New function.
1709 (Incremental_library::do_for_all_unused_symbols): New function.
1710 * incremental.h (enum Incremental_input_flags): New type.
1711 (class Incremental_checker): Remove.
1712 (Incremental_input_entry::Incremental_input_entry): Add argument
1713 serial number.
1714 (Incremental_input_entry::arg_serial): New function.
1715 (Incremental_input_entry::set_is_in_system_directory): New function.
1716 (Incremental_input_entry::is_in_system_directory): New function.
1717 (Incremental_input_entry::arg_serial_): New data member.
1718 (Incremental_input_entry::is_in_system_directory_): New data member.
1719 (class Script_info): Move here from script.h.
1720 (Script_info::Script_info): Add filename parameter.
1721 (Script_info::filename): New function.
1722 (Script_info::filename_): New data member.
1723 (Incremental_script_entry::Incremental_script_entry): Add argument
1724 serial number.
1725 (Incremental_object_entry::Incremental_object_entry): Likewise.
1726 (Incremental_object_entry::add_input_section): Build list of input
1727 sections with map to original shndx.
1728 (Incremental_object_entry::get_input_section_index): New function.
1729 (Incremental_object_entry::shndx_): New data member.
1730 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1731 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1732 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1733 serial number.
1734 (Incremental_inputs::report_archive_begin): Likewise.
1735 (Incremental_inputs::report_object): Likewise.
1736 (Incremental_inputs::report_script): Likewise.
1737 (class Incremental_global_symbol_reader): New class.
1738 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1739 and store flags and input file type.
1740 (Incremental_input_entry_reader::arg_serial): New function.
1741 (Incremental_input_entry_reader::type): Extract type from flags.
1742 (Incremental_input_entry_reader::is_in_system_directory): New function.
1743 (Incremental_input_entry_reader::get_input_section_count): Call
1744 accessor function for type.
1745 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1746 function for type; adjust size of global symbol entry.
1747 (Incremental_input_entry_reader::get_global_symbol_count): Call
1748 accessor function for type.
1749 (Incremental_input_entry_reader::get_object_count): Likewise.
1750 (Incremental_input_entry_reader::get_object_offset): Likewise.
1751 (Incremental_input_entry_reader::get_member_count): Likewise.
1752 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1753 (Incremental_input_entry_reader::get_member_offset): Likewise.
1754 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1755 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1756 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1757 (Incremental_input_entry_reader::get_global_symbol_reader): New
1758 function.
1759 (Incremental_input_entry_reader::get_output_symbol_index): New
1760 function.
1761 (Incremental_input_entry_reader::type_): Remove.
1762 (Incremental_input_entry_reader::flags_): New data member.
1763 (Incremental_inputs_reader::input_file_offset): New function.
1764 (Incremental_inputs_reader::input_file_index): New function.
1765 (Incremental_inputs_reader::input_file): Call input_file_offset.
1766 (Incremental_inputs_reader::input_file_at_offset): New function.
1767 (Incremental_relocs_reader::get_r_type): Reformat.
1768 (Incremental_relocs_reader::get_r_shndx): Reformat.
1769 (Incremental_relocs_reader::get_r_offset): Reformat.
1770 (Incremental_relocs_reader::data): New function.
1771 (Incremental_binary::Incremental_binary): Initialize new data members.
1772 (Incremental_binary::check_inputs): Add cmdline parameter.
1773 (Incremental_binary::file_is_unchanged): Remove.
1774 (Input_reader::arg_serial): New function.
1775 (Input_reader::get_unused_symbol_count): New function.
1776 (Input_reader::get_unused_symbol): New function.
1777 (Input_reader::do_arg_serial): New function.
1778 (Input_reader::do_get_unused_symbol_count): New function.
1779 (Input_reader::do_get_unused_symbol): New function.
1780 (Incremental_binary::input_file_count): New function.
1781 (Incremental_binary::get_input_reader): Change signature to use
1782 index instead of filename.
1783 (Incremental_binary::file_has_changed): New function.
1784 (Incremental_binary::get_input_argument): New function.
1785 (Incremental_binary::get_library): New function.
1786 (Incremental_binary::get_script_info): New function.
1787 (Incremental_binary::init_layout): New function.
1788 (Incremental_binary::reserve_layout): New function.
1789 (Incremental_binary::output_file): New function.
1790 (Incremental_binary::do_check_inputs): New function.
1791 (Incremental_binary::do_file_is_unchanged): Remove.
1792 (Incremental_binary::do_file_has_changed): New function.
1793 (Incremental_binary::do_init_layout): New function.
1794 (Incremental_binary::do_reserve_layout): New function.
1795 (Incremental_binary::do_input_file_count): New function.
1796 (Incremental_binary::do_get_input_reader): Change signature.
1797 (Incremental_binary::input_args_map_): New data member.
1798 (Incremental_binary::library_map_): New data member.
1799 (Incremental_binary::script_map_): New data member.
1800 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1801 new data members.
1802 (Sized_incremental_binary::output_section): New function.
1803 (Sized_incremental_binary::inputs_reader): Add const.
1804 (Sized_incremental_binary::symtab_reader): Add const.
1805 (Sized_incremental_binary::relocs_reader): Add const.
1806 (Sized_incremental_binary::got_plt_reader): Add const.
1807 (Sized_incremental_binary::get_symtab_view): New function.
1808 (Sized_incremental_binary::Inputs_reader): New typedef.
1809 (Sized_incremental_binary::Input_entry_reader): New typedef.
1810 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1811 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1812 (Sized_incremental_binary::do_file_has_changed): New function.
1813 (Sized_incremental_binary::do_init_layout): New function.
1814 (Sized_incremental_binary::do_reserve_layout): New function.
1815 (Sized_input_reader::Inputs_reader): Remove.
1816 (Sized_input_reader::Input_entry_reader): Remove.
1817 (Sized_input_reader::do_arg_serial): New function.
1818 (Sized_input_reader::do_get_unused_symbol_count): New function.
1819 (Sized_input_reader::do_get_unused_symbol): New function.
1820 (Sized_incremental_binary::do_input_file_count): New function.
1821 (Sized_incremental_binary::do_get_input_reader): Change signature;
1822 use index instead of filename.
1823 (Sized_incremental_binary::section_map_): New data member.
1824 (Sized_incremental_binary::input_entry_readers_): New data member.
1825 (class Sized_incr_relobj): New class.
1826 (class Sized_incr_dynobj): New class.
1827 (make_sized_incremental_object): New function.
1828 (class Incremental_library): New class.
1829 * layout.cc (Free_list::num_lists): New static data member.
1830 (Free_list::num_nodes): New static data member.
1831 (Free_list::num_removes): New static data member.
1832 (Free_list::num_remove_visits): New static data member.
1833 (Free_list::num_allocates): New static data member.
1834 (Free_list::num_allocate_visits): New static data member.
1835 (Free_list::init): New function.
1836 (Free_list::remove): New function.
1837 (Free_list::allocate): New function.
1838 (Free_list::dump): New function.
1839 (Free_list::print_stats): New function.
1840 (Layout_task_runner::run): Resize output file for incremental updates.
1841 (Layout::Layout): Initialize new data members.
1842 (Layout::set_incremental_base): New function.
1843 (Layout::init_fixed_output_section): New function.
1844 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1845 incremental updates.
1846 (Layout::create_gold_note): Do not create gold note section for
1847 incremental updates.
1848 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1849 for incremental updates.
1850 (Layout::set_section_offsets): For incremental updates, allocate space
1851 from free list.
1852 (Layout::create_symtab_sections): Layout with offsets relative to
1853 start of section; for incremental updates, allocate space from free
1854 list.
1855 (Layout::create_shdrs): For incremental updates, allocate space from
1856 free list.
1857 (Layout::finish_dynamic_section): For incremental updates, do not
1858 check --as-needed (fixed in subsequent patch).
1859 * layout.h (class Free_list): New class.
1860 (Layout::set_incremental_base): New function.
1861 (Layout::incremental_base): New function.
1862 (Layout::init_fixed_output_section): New function.
1863 (Layout::allocate): New function.
1864 (Layout::incremental_base_): New data member.
1865 (Layout::free_list_): New data member.
1866 * main.cc (main): Print Free_list statistics.
1867 * object.cc (Relobj::finalize_incremental_relocs): Add
1868 clear_counts parameter; clear counts only when clear_counts is set.
1869 (Sized_relobj::Sized_relobj): Initialize new base class.
1870 (Sized_relobj::do_layout): Don't report special sections.
1871 (Sized_relobj::do_for_all_local_got_entries): New function.
1872 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1873 symtab_off to all symbol table offsets.
1874 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1875 * object.h (class Got_offset_list): Move to top of file.
1876 (Object::Object): Allow case where input_file == NULL.
1877 (Object::~Object): Likewise.
1878 (Object::input_file): Assert that input_file != NULL.
1879 (Object::lock): Allow case where input_file == NULL.
1880 (Object::unlock): Likewise.
1881 (Object::is_locked): Likewise.
1882 (Object::token): Likewise.
1883 (Object::release): Likewise.
1884 (Object::is_incremental): New function.
1885 (Object::get_mtime): New function.
1886 (Object::for_all_local_got_entries): New function.
1887 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1888 (Object::set_is_in_system_directory): New function.
1889 (Object::is_in_system_directory): New function.
1890 (Object::do_is_incremental): New function.
1891 (Object::do_get_mtime): New function.
1892 (Object::do_for_all_local_got_entries): New function.
1893 (Object::is_in_system_directory_): New data member.
1894 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1895 (class Sized_relobj_base): New class.
1896 (class Sized_relobj): Derive from Sized_relobj_base.
1897 (class Sized_relobj::Symbols): Redeclare from base class.
1898 (class Sized_relobj::local_got_offset_list): Remove.
1899 (class Sized_relobj::Output_sections): Redeclare from base class.
1900 (class Sized_relobj::do_for_all_local_got_entries): New function.
1901 (class Sized_relobj::write_local_symbols): Add offset parameter.
1902 (class Sized_relobj::local_symbol_offset_): Update comment.
1903 (class Sized_relobj::local_dynsym_offset_): Update comment.
1904 * options.cc (Input_arguments::add_file): Remove const.
1905 * options.h (Input_file_argument::Input_file_argument):
1906 Initialize arg_serial_ (all constructors).
1907 (Input_file_argument::set_arg_serial): New function.
1908 (Input_file_argument::arg_serial): New function.
1909 (Input_file_argument::arg_serial_): New data member.
1910 (Input_arguments::Input_arguments): Initialize file_count_.
1911 (Input_arguments::add_file): Remove const.
1912 (Input_arguments::number_of_input_files): New function.
1913 (Input_arguments::file_count_): New data member.
1914 (Command_line::number_of_input_files): Call
1915 Input_arguments::number_of_input_files.
1916 * output.cc (Output_segment_headers::Output_segment_headers):
1917 Set current size.
1918 (Output_section::Input_section::current_data_size): New function.
1919 (Output_section::Output_section): Initialize new data members.
1920 (Output_section::add_input_section): Don't do merge sections for
1921 an incremental link; allocate space from free list for an
1922 incremental update.
1923 (Output_section::add_output_section_data): Allocate space from
1924 free list for an incremental update.
1925 (Output_section::update_data_size): New function.
1926 (Output_section::set_fixed_layout): New function.
1927 (Output_section::reserve): New function.
1928 (Output_segment::set_section_addresses): Remove const.
1929 (Output_segment::set_section_list_addresses): Remove const; allocate
1930 space from free list for an incremental update.
1931 (Output_segment::set_offset): Adjust size of RELRO segment for an
1932 incremental update.
1933 * output.h (Output_data::current_data_size): Move here from
1934 child classes.
1935 (Output_data::pre_finalize_data_size): New function.
1936 (Output_data::update_data_size): New function.
1937 (Output_section_headers::update_data_size): new function.
1938 (Output_section_data_build::current_data_size): Move to Output_data.
1939 (Output_data_strtab::update_data_size): New function.
1940 (Output_section::current_data_size): Move to Output_data.
1941 (Output_section::set_fixed_layout): New function.
1942 (Output_section::has_fixed_layout): New function.
1943 (Output_section::reserve): New function.
1944 (Output_section::update_data_size): New function.
1945 (Output_section::has_fixed_layout_): New data member.
1946 (Output_section::free_list_): New data member.
1947 (Output_segment::set_section_addresses): Remove const.
1948 (Output_segment::set_section_list_addresses): Remove const.
1949 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1950 New function.
1951 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1952 New function.
1953 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1954 parameter when calling Add_symbols constructor; store argument
1955 serial number for members of a lib group.
1956 (Add_symbols::locks): Allow case where token == NULL.
1957 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1958 (Read_member::~Read_member): New function.
1959 (Read_member::is_runnable): New function.
1960 (Read_member::locks): New function.
1961 (Read_member::run): New function.
1962 (Check_script::~Check_script): New function.
1963 (Check_script::is_runnable): New function.
1964 (Check_script::locks): New function.
1965 (Check_script::run): New function.
1966 (Check_library::~Check_library): New function.
1967 (Check_library::is_runnable): New function.
1968 (Check_library::locks): New function.
1969 (Check_library::run): New function.
1970 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1971 (Add_symbols::library_): New data member.
1972 (class Read_member): New class.
1973 (class Check_script): New class.
1974 (class Check_library): New class.
1975 * reloc.cc (Read_relocs::is_runnable): Allow case where
1976 token == NULL.
1977 (Read_relocs::locks): Likewise.
1978 (Scan_relocs::locks): Likewise.
1979 (Relocate_task::locks): Likewise.
1980 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1981 to clear counters.
1982 (Sized_relobj::incremental_relocs_scan): Fix comment.
1983 (Sized_relobj::do_relocate): Pass output file offset to
1984 write_local_symbols.
1985 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1986 from class declaration.
1987 * script.cc (read_input_script): Allocate Script_info; pass
1988 argument serial number to report_script.
1989 * script.h (class Script_info): Move to incremental.h.
1990 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1991 * symtab.h (Symbol_table::add_from_incrobj): New function.
1992 (Symbol_table::set_file_offset): New function.
1993
b961d0d7
CC		 19942011-04-05 Cary Coutant <ccoutant@google.com>
1995
1996 * incremental-dump.cc (dump_incremental_inputs): Change signature
1997 to take a Sized_incremental_binary; change caller. Use readers
1998 in Sized_incremental_binary.
1999 * incremental.cc
2000 (Sized_incremental_binary::find_incremental_inputs_sections):
2001 Rename do_find_incremental_inputs_sections to this.
2002 (Sized_incremental_binary::setup_readers): New function.
2003 (Sized_incremental_binary::do_check_inputs): Check
2004 has_incremental_info_ flag; move setup code to setup_readers;
2005 use input readers.
2006 (Sized_incremental_binary::do_file_is_unchanged): New function.
2007 (Sized_incremental_binary::do_get_input_reader): New function.
2008 * incremental.h (class Incremental_binary): Move to end of file.
2009 (Incremental_binary::file_is_unchanged): New function.
2010 (Incremental_binary::do_file_is_unchanged): New function.
2011 (Incremental_binary::Input_reader): New class.
2012 (Incremental_binary::get_input_reader): New function.
2013 (class Sized_incremental_binary): Move to end of file.
2014 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2015 input section reader classes.
2016 (Sized_incremental_binary::has_incremental_info): New function.
2017 (Sized_incremental_binary::inputs_reader): New function.
2018 (Sized_incremental_binary::symtab_reader): New function.
2019 (Sized_incremental_binary::relocs_reader): New function.
2020 (Sized_incremental_binary::got_plt_reader): New function.
2021 (Sized_incremental_binary::do_file_is_unchanged): New function.
2022 (Sized_incremental_binary::Sized_input_reader): New class.
2023 (Sized_incremental_binary::get_input_reader): New function.
2024 (Sized_incremental_binary::find_incremental_inputs_sections):
2025 Rename do_find_incremental_inputs_sections to this.
2026 (Sized_incremental_binary::setup_readers): New function.
2027 (Sized_incremental_binary::has_incremental_info_): New data member.
2028 (Sized_incremental_binary::inputs_reader_): New data member.
2029 (Sized_incremental_binary::symtab_reader_): New data member.
2030 (Sized_incremental_binary::relocs_reader_): New data member.
2031 (Sized_incremental_binary::got_plt_reader_): New data member.
2032 (Sized_incremental_binary::current_input_file_): New data member.
2033
a869183f
PP		 20342011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2035
2036 PR gold/12640
2037 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2038 violation.
2039
20402011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2041
2042 * archive.cc (Archive::include_member): Adjust call to report_object.
2043 (Add_archive_symbols::run): Add script_info to call to
2044 report_archive_begin.
2045 (Lib_group::include_member): Adjust call to report_object.
2046 (Add_lib_group_symbols::run): Adjust call to report_object.
2047 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2048 blocks. Add object count for script input files.
2049 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2050 script_info parameter; change all callers.
2051 (Incremental_inputs::report_object): Add script_info parameter;
2052 change all callers.
2053 (Incremental_inputs::report_script): Store backpointer to
2054 incremental info entry.
2055 (Output_section_incremental_inputs::set_final_data_size): Record
2056 additional information for scripts.
2057 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2058 * incremental.h (Incremental_script_entry::add_object): New function.
2059 (Incremental_script_entry::get_object_count): New function.
2060 (Incremental_script_entry::get_object): New function.
2061 (Incremental_script_entry::objects_): New data member; adjust
2062 constructor.
2063 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2064 (Incremental_inputs::report_object): Add script_info parameter.
2065 (Incremental_inputs_reader::get_object_count): New function.
2066 (Incremental_inputs_reader::get_object_offset): New function.
2067 * options.cc (Input_arguments::add_file): Return reference to
2068 new input argument.
2069 * options.h (Input_argument::set_script_info): New function.
2070 (Input_argument::script_info): New function.
2071 (Input_argument::script_info_): New data member; adjust all
2072 constructors.
2073 (Input_file_group::add_file): Return reference to new input argument.
2074 (Input_file_lib::add_file): Likewise.
2075 (Input_arguments::add_file): Likewise.
2076 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2077 * script.cc (Parser_closure::Parser_closure): Add script_info
2078 parameter; adjust all callers.
2079 (Parser_closure::script_info): New function.
2080 (Parser_closure::script_info_): New data member.
2081 (read_input_script): Report scripts earlier to incremental info.
2082 (script_add_file): Set script_info in Input_argument.
2083 (script_add_library): Likewise.
2084 * script.h (Script_options::Script_info): Rewrite class.
2085
a869183f 20862011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2087
2088 * archive.cc (Library_base::should_include_member): Move
2089 method here from class Archive.
2090 (Archive::Archive): Initialize base class.
2091 (Archive::should_include_member): Move to base class.
2092 (Archive::do_for_all_unused_symbols): New function.
2093 (Add_archive_symbols::run): Remove redundant access to
2094 incremental_inputs.
2095 (Lib_group::Lib_group): Initialize base class.
2096 (Lib_group::do_filename): New function.
2097 (Lib_group::include_member): Pass pointer to Lib_group to
2098 report_object.
2099 (Lib_group::do_for_all_unused_symbols): New function.
2100 (Add_lib_group_symbols::run): Report archive information for
2101 incremental links.
2102 * archive.h (class Library_base): New base class.
2103 (class Archive): Derive from Library_base.
2104 (Archive::filename): Move to base class.
2105 (Archive::set_incremental_info): Likewise.
2106 (Archive::incremental_info): Likewise.
2107 (Archive::Should_include): Likewise.
2108 (Archive::should_include_member): Likewise.
2109 (Archive::Armap_entry): Remove.
2110 (Archive::Unused_symbol_iterator): Remove.
2111 (Archive::unused_symbols_begin): Remove.
2112 (Archive::unused_symbols_end): Remove.
2113 (Archive::do_filename): New function.
2114 (Archive::do_get_mtime): New function.
2115 (Archive::do_for_all_unused_symbols): New function.
2116 (Archive::task_): Move to base class.
2117 (Archive::incremental_info_): Likewise.
2118 (class Lib_group): Derive from Library_base.
2119 (Lib_group::do_filename): New function.
2120 (Lib_group::do_get_mtime): New function.
2121 (Lib_group::do_for_all_unused_symbols): New function.
2122 (Lib_group::task_): Move to base class.
2123 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2124 function.
2125 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2126 function.
2127 * incremental.cc (Incremental_inputs::report_archive_begin):
2128 Use Library_base; call library's get_mtime; add incremental inputs
2129 entry before members.
2130 (class Unused_symbol_visitor): New class.
2131 (Incremental_inputs::report_archive_end): Use Library_base; use
2132 visitor class to record unused symbols; don't add incremental inputs
2133 entry after members.
2134 (Incremental_inputs::report_object): Use Library_base.
2135 * incremental.h
2136 (Incremental_archive_entry::Incremental_archive_entry): Remove
2137 unused Archive parameter.
2138 (Incremental_inputs::report_archive_begin): Use Library_base.
2139 (Incremental_inputs::report_archive_end): Likewise.
2140 (Incremental_inputs::report_object): Likewise.
2141 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2142 function.
2143 * object.h (Object::for_all_global_symbols): New function.
2144 (Object::do_for_all_global_symbols): New function.
2145 (Sized_relobj::do_for_all_global_symbols): New function.
2146 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2147 function.
2148 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2149 function.
2150
61ab3e40
ILT		 21512011-03-27 Ian Lance Taylor <iant@google.com>
2152
2153 * archive.cc (Archive::interpret_header): Return -1 if something
2154 goes wrong. Change callers accordingly.
2155
30e1f9e6
CC		 21562011-03-25 Cary Coutant <ccoutant@google.com>
2157
2158 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2159 * testsuite/Makefile.in: Regenerate.
2160
9370ce59 21612011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2162
2163 * plugin.cc (get_view): New.
2164 (Plugin::load): Pass get_view to the plugin.
2165 (Plugin_manager::get_view): New.
2166
9312bb0a
ILT		 21672011-03-21 Ian Lance Taylor <iant@google.com>
2168
2169 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2170 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2171
7e12ba9e
ST		 21722011-03-21 Sriraman Tallam <tmsriram@google.com>
2173
2174 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2175 Change == to -eq.
2176 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2177 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2178 Change == to -eq.
2179 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2180 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2181
fd7a005d
ILT		 21822011-03-14 Ian Lance Taylor <iant@google.com>
2183
2184 * script-sections.cc (Sort_output_sections::script_compare):
2185 Rename from is_before, change return type.
2186 (Sort_output_sections::operator()): Adjust accordingly.
2187
ed16fd1b
ILT		 21882011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2189
2190 PR gold/12572
2191 * testsuite/odr_violation2.cc: Add comment to make all error line
2192 numbers double digits.
2193 * testsuite/debug_msg.sh: Adjust expected errors.
2194
71ff8986
ILT		 21952011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2196
2197 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2198 but mark earlier ones as non-canonical
2199 (offset_to_iterator): Update search target and example
2200 (do_addr2line): Return extra lines in a vector*
2201 (format_file_lineno): Extract from do_addr2line
2202 (one_addr2line): Add vector* out-param
2203 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2204 when a lineno entry appeared last for its instruction
2205 (Dwarf_line_info): Add vector* out-param
2206 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2207 * symtab.cc (Odr_violation_compare): Include the lineno in the
2208 comparison again.
2209 (linenos_from_loc): New. Combine the canonical line for an
2210 address with its other lines.
2211 (True_if_intersect): New. Helper functor to make
2212 std::set_intersection a query.
2213 (detect_odr_violations): Compare sets of lines instead of just
2214 one line for each function. This became less deterministic, but
2215 has fewer false positives.
2216 * symtab.h: Declarations.
2217 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2218 mix an optimized and non-optimized object in the same binary
2219 (odr_violation2.so): Same.
2220 * testsuite/Makefile.in: Regenerate from Makefile.am.
2221 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2222 * testsuite/debug_msg.sh: Update line numbers and add
2223 assertions.
2224 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2225 non-optimized context.
2226 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2227 isn't inlined, and use OdrDerived in an optimized context.
2228 * testsuite/odr_header1.h: Defines OdrDerived, where
2229 optimization will change the
2230 first-instruction-in-the-destructor's file and line number.
2231 * testsuite/odr_header2.h: Defines OdrBase.
2232
a19fefdc
ILT		 22332011-03-09 Ian Lance Taylor <iant@google.com>
2234
2235 * fileread.cc (File_read::clear_views): Don't delete the whole
2236 file view.
2237
ecb351e9
ILT		 22382011-03-08 Ian Lance Taylor <iant@google.com>
2239
2240 PR gold/12525
2241 * fileread.cc: #include <climits>.
2242 (GOLD_IOV_MAX): Define.
2243 (File_read::read_multiple): Limit number of entries by iov_max.
2244 * fileread.h (class File_read): Always set max_readv_entries to
2245 128.
2246
b821d13c
ILT		 22472011-03-07 Ian Lance Taylor <iant@google.com>
2248
2249 PR gold/12525
2250 * options.h (class General_options): Add -dy and -dn.
2251
89243142
CC		 22522011-03-02 Cary Coutant <ccoutant@google.com>
2253
2254 * testsuite/script_test_9.t: Add TLS segment.
2255
d0773f31
ILT		 22562011-03-02 Simon Baldwin <simonb@google.com>
2257
2258 * configure.ac: Add check for gnu_indirect_function support in
2259 the toolchain building binutils.
2260 * configure: Rebuild.
2261
9370ce59 22622011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2263
2264 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2265 plugin only symbols.
2266 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2267 in plugin files as not needed in the symbol table.
2268
4cf7a849
ST		 22692011-02-11 Sriraman Tallam <tmsriram@google.com>
2270
2271 * output.cc (Output_section::add_input_section): Delay fill
2272 generation for section ordering.
2273
b578bd7d
ILT		 22742011-02-09 Ian Lance Taylor <iant@google.com>
2275
2276 PR gold/12316
2277 * object.h (class Sized_relobj): Remove clear_local_symbols.
2278 * reloc.cc (Sized_relobj::do_relocate): Don't call
2279 clear_local_symbols.
2280
9370ce59 22812011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2282
2283 * plugin.cc (is_visible_from_outside): Return true for symbols
2284 in the -u option.
2285
55382fb7
ILT		 22862011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2287
2288 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2289 filename.
2290
4e271fff
ST		 22912011-02-02 Sriraman Tallam <tmsriram@google.com>
2292
2293 * icf.h (is_section_foldable_candidate): Change type of parameter
2294 to std::string.
2295 * icf.cc (Icf::find_identical_sections): Change type of local variable
2296 section_name to be std::string.
2297 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2298
d433c3ac
ILT		 22992011-01-25 Ian Lance Taylor <iant@google.com>
2300
2301 * script.cc (script_add_extern): Rewrite to use
2302 add_symbol_reference.
2303
880473a6
DK		 23042011-01-25 Doug Kwan <dougkwan@google.com>
2305
d433c3ac 2306 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2307
f30f86fa
ILT		 23082011-01-24 Ian Lance Taylor <iant@google.com>
2309
2310 * options.h (class General_options): Accept
2311 --no-detect-odr-violations.
2312
8e51a0b9
ILT		 23132011-01-24 Ian Lance Taylor <iant@google.com>
2314
2315 * version.cc (version_string): Bump to 1.11.
2316
0f3b89d8
ILT		 23172011-01-24 Ian Lance Taylor <iant@google.com>
2318
2319 * plugin.cc (class Plugin_rescan): Define new class.
2320 (Plugin_manager::claim_file): Set any_claimed_.
2321 (Plugin_manager::save_archive): New function.
2322 (Plugin_manager::save_input_group): New function.
2323 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2324 necessary.
2325 (Plugin_manager::new_undefined_symbol): New function.
2326 (Plugin_manager::rescan): New function.
2327 (Plugin_manager::rescannable_defines): New function.
2328 (Plugin_manager::add_input_file): Set any_added_.
2329 * plugin.h (class Plugin_manager): define new fields rescannable_,
2330 undefined_symbols_, any_claimed_, and any_added_. Declare
2331 Plugin_rescan as friend. Declare new functions.
2332 (Plugin_manager::Rescannable): Define type.
2333 (Plugin_manager::Rescannable_list): Define type.
2334 (Plugin_manager::Undefined_symbol_list): Define type.
2335 (Plugin_manager::Plugin_manager): Initialize new fields.
2336 * archive.cc (Archive::defines_symbol): New function.
2337 (Add_archive_symbols::run): Pass archive to plugins if any.
2338 * archive.h (class Archive): Declare defines_symbol.
2339 * readsyms.cc (Input_group::~Input_group): New function.
2340 (Finish_group::run): Pass input_group to plugins if any.
2341 * readsyms.h (class Input_group): Declare destructor.
2342 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2343 any.
2344
3bb951e5
ILT		 23452011-01-10 Ian Lance Taylor <iant@google.com>
2346
2347 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2348 section as relro.
2349 (Layout::set_segment_offsets): Reset increase_relro before calling
2350 set_section_addresses a second time.
2351
0aa45fac
CC		 23522011-01-04 Cary Coutant <ccoutant@google.com>
2353
2354 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2355 sections before NOBITS sections.
2356
0db46eb4
L		 23572011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2358
2359 * version.cc (print_version): Update copyright to 2011.
2360
829c9745
CC		 23612010-12-23 Cary Coutant <ccoutant@google.com>
2362
2363 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2364 of OS to this->add. Add OD parameter to second form of the function.
2365
7500420b
ILT		 23662010-12-20 Ian Lance Taylor <iant@google.com>
2367
2368 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2369 second of two consecutive entries with same offset.
2370
f8e9a930
RW		 23712010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2372
2373 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2374 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2375 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2376 to avoid unneeded links against $(LDADD).
2377 * testsuite/Makefile.in: Regenerate.
2378
2fbb4320
ILT		 23792010-12-15 Ian Lance Taylor <iant@google.com>
2380
2381 PR gold/12324
2382 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2383 for R_X86_64_32 and R_X86_64_PC32.
2384 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2385 ver_matching_def_pic.o.
2386 (ver_matching_def_pic.o): New target.
2387
fedb228d
RW		 23882010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2389
2390 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2391 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2392 Move definition before File_read::View member definitions.
2393 (File_read::View::~View): Initialize and hold lock before
2394 updating current_mapped_bytes.
2395
9b547ce6
RW		 23962010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2397
2398 * dwarf_reader.cc: Remove outdated comment.
2399 * gold-threads.cc: Fix typo in error message.
2400 * archive.cc: Fix typos in comments.
2401 * archive.h: Likewise.
2402 * arm-reloc-property.cc: Likewise.
2403 * arm-reloc-property.h: Likewise.
2404 * arm-reloc.def: Likewise.
2405 * arm.cc: Likewise.
2406 * attributes.h: Likewise.
2407 * cref.cc: Likewise.
2408 * ehframe.cc: Likewise.
2409 * fileread.h: Likewise.
2410 * gold.h: Likewise.
2411 * i386.cc: Likewise.
2412 * icf.cc: Likewise.
2413 * incremental.h: Likewise.
2414 * int_encoding.cc: Likewise.
2415 * layout.h: Likewise.
2416 * main.cc: Likewise.
2417 * merge.h: Likewise.
2418 * object.cc: Likewise.
2419 * object.h: Likewise.
2420 * options.cc: Likewise.
2421 * readsyms.cc: Likewise.
2422 * reduced_debug_output.cc: Likewise.
2423 * reloc.cc: Likewise.
2424 * script-sections.cc: Likewise.
2425 * sparc.cc: Likewise.
2426 * symtab.h: Likewise.
2427 * target-reloc.h: Likewise.
2428 * target.cc: Likewise.
2429 * target.h: Likewise.
2430 * timer.cc: Likewise.
2431 * timer.h: Likewise.
2432 * x86_64.cc: Likewise.
2433
83e17bd5
CC		 24342010-12-09 Cary Coutant <ccoutant@google.com>
2435
2436 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2437 stack.
2438 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2439 parameter; change all callers.
2440 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2441 * options.h (warn_execstack): New option.
2442
017257f8
DK		 24432010-12-07 Doug Kwan <dougkwan@google.com>
2444
2445 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2446 like function call relocations.
2447
c20cbc06
ILT		 24482010-12-07 Ian Lance Taylor <iant@google.com>
2449
2450 * archive.cc (Archive::get_elf_object_for_member): Permit
2451 punconfigured to be NULL.
2452 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2453 (Archive::include_member): Pass NULL to get_elf_object_for_member
2454 if we searched for the archive and this is the first included
2455 object.
2456
4dbfafcc
ILT		 24572010-12-01 Ian Lance Taylor <iant@google.com>
2458
2459 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2460 track_relocs_type_ field.
2461 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2462 Set track_relocs_type_.
2463 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2464 contents when using RELA relocs.
2465 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2466 reloc_map_.
2467 * reloc.cc (Track_relocs::next_addend): New function.
2468 * reloc.h (class Track_relocs): Declare next_addend.
2469
e5e19edd
ILT		 24702010-12-01 Ian Lance Taylor <iant@google.com>
2471
2472 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2473 virtual destructor.
2474
9a5ce24c
ILT		 24752010-12-01 Ian Lance Taylor <iant@google.com>
2476
2477 * README: Update compilers known to work and fail.
2478
c7791212
NC		 24792010-11-23 Matthias Klose <doko@ubuntu.com>
2480
2481 * configure.in: For --enable-gold, handle value `default' instead of
2482 `both*'. Always install ld as ld.bfd, install as ld if gold is
2483 not the default.
2484 * configure: Regenerate.
2485
0ad220c9
DK		 24862010-11-18 Doug Kwan <dougkwan@google.com>
2487
2488 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2489 and right_alignment to be zero. Store result alignment only if it is
2490 greater than existing alignment.
2491
ab8056e0
CC		 24922010-11-16 Cary Coutant <ccoutant@google.com>
2493
2494 PR gold/12220
2495 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2496 Check for ".zdebug_line".
2497
fd064a5b
CC		 24982010-11-16 Doug Kwan <dougkwan@google.com>
2499 Cary Coutant <ccoutant@google.com>
2500
2501 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2502 by reference; adjust all callers.
2503 * output.cc (Output_segment::set_section_addresses): Adjust references
2504 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2505 list is empty.
2506 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2507 end at page boundary.
2508
6fc6ea19
CC		 25092010-11-16 Cary Coutant <ccoutant@google.com>
2510
2511 PR gold/12220
2512 * layout.cc (Layout::choose_output_section): Transform names of
2513 compressed sections even when using a script with a SECTIONS clause.
2514 (Layout::output_section_name): Remove code to transform
2515 compressed debug section names.
2516 * output.cc (Output_section::add_input_section): Use uncompressed
2517 section size when tracking input sections.
2518
95a2c8d6
RS		 25192010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2520
2521 * symtab.h (Symbol::NON_PIC_REF): Remove.
2522 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2523 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2524 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2525 (Symbol::use_plt_offset): Take a flags argument and pass it
2526 directly to needs_dynamic_reloc. Restrict check for undefined
2527 weak symbols to function calls.
2528 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2529 (Target_arm::Scan::global): Use it.
2530 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2531 (Target_arm::Relocate::relocate): Likewise.
2532 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2533 parameter with an r_type parameter. Use get_reference_flags
2534 to get the flags.
2535 (Target_arm::Relocate::relocate): Update accordingly.
2536 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2537 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2538 (Target_i386::Scan::global): Likewise.
2539 (Target_i386::Relocate::relocate): Likewise.
2540 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2541 parameter with an r_type parameter. Use get_reference_flags
2542 to get the flags.
2543 (Target_i386::Relocate::relocate): Update accordingly.
2544 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2545 (Target_powerpc::Scan::global): Use it.
2546 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2547 (Target_powerpc::Relocate::relocate): Likewise.
2548 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2549 (Target_sparc::Scan::global): Use it.
2550 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2551 (Target_sparc::Relocate::relocate): Likewise.
2552 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2553 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2554 (Target_x86_64::Scan::global): Likewise.
2555 (Target_x86_64::Relocate::relocate): Likewise.
2556
f625ae50
DK		 25572010-11-08 Doug Kwan <dougkwan@google.com>
2558 Cary Coutant <ccoutant@google.com>
2559
2560 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2561 (Arm_exidx_merge_section::section_contents_): New data member.
2562 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2563 (Arm_input_section::~Arm_input_section): De-allocate memory.
2564 (Arm_input_section::original_contents_): New data member.
2565 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2566 in parameters instead of calling Object::section_contents without
2567 locking.
2568 (Arm_output_section::group_section): New parameter TASK. Pass it
2569 to callees that need locking objects.
2570 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2571 to lock EXIDX input sections. Fix a formatting issue. Call
2572 Arm_exidx_merged_section::build_contents to create merged section
2573 contents.
2574 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2575 to lock object of stub table owner.
2576 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2577 TEXT_SIZE to initialize data member TEXT_SIZE_.
2578 (Arm_exidx_input_section::addralign): Fix typo in comment.
2579 (Arm_exidx_input_section::text_size): New method.
2580 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2581 that require locking objects. Lock objects before scanning for stubs
2582 and updating local symbols.
2583 (Arm_input_section<big_endian>::init): Copy contents of original
2584 input section.
2585 (Arm_input_section<big_endian>::do_write): Use saved contents of
2586 original input section instead of calling Object::section_contents
2587 without locking.
2588 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2589 size without calling Object::section_size().
2590 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2591 for size. Allocate a buffer for merged EXIDX entries.
2592 (Arm_exidx_merged_section::build_contents): New method.
2593 (Arm_exidx_merged_section::do_write): Move merge section contents
2594 building code to Arm_exidx_merged_section::build_contetns. Write
2595 out contetns in buffer instead of building it on the fly.
2596 (Arm_relobj::make_exidx_input_section): Also pass text section size
2597 to Arm_exidx_input_section constructor.
2598 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2599 (Arm_dynobj::do_read_symbols): Fix memory leak.
2600 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2601 * target.h: (class Task): Add forward declaration.
2602 (Target::relax): Add new parameter TASK and pass it to
2603 Target::do_relax().
2604 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2605
5f9bcf58
CC		 26062010-11-05 Cary Coutant <ccoutant@google.com>
2607
2608 PR gold/10708
2609 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2610 object when reading from the file.
2611 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2612 second layout pass.
2613 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2614 when reading section contents.
2615 (get_section_contents): Likewise.
2616 (icf::find_identical_sections): Likewise.
2617 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2618 object when reading from the file.
2619 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2620 the object when doing deferred section layout.
2621
e597fa08
NC		 26222010-11-03 Nick Clifton <nickc@redhat.com>
2623
2624 PR gold/12001
2625 * script.h (class Symbol_assignment: name): New member. Returns
2626 the name of the symbol.
2627 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2628 Returns true if the given symbol name is on the list of
2629 assignments wating to be processed.
2630 * archive.cc (should_incldue_member): If the symbol is undefined,
2631 check to see if it is on the list of symbols pending assignment.
2632
3f9a3278
ILT		 26332010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2634
2635 * script-sections.cc (Script_sections::find_memory_region): Check
2636 for a NULL output section pointer.
2637
d06fb4d1
DK		 26382010-10-29 Doug Kwan <dougkwan@google.com>
2639
2640 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2641 Output_section::add_relaxed_input_section.
2642 * output.cc (Output_section::add_relaxed_input_section): Add new
2643 arguments LAYOUT and NAME. Set section order index.
2644 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2645 Copy section order index.
2646 * output.h (Output_section::add_relaxed_input_section): Add new
2647 arguments LAYOUT and NAME.
2648
90e24de5
ILT		 26492010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2650
2651 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2652 NATIVE_OR_CROSS_LINKER.
2653 * testsuite/Makefile.in: Regenerate.
2654
c9484ea5
DK		 26552010-10-20 Doug Kwan <dougkwan@google.com>
2656
2657 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2658 without SHF_LINK_ORDER flags.
2659 * layout.cc (Layout::choose_output_section): Do not filter
2660 SHF_LINK_ORDER flag in a relocatable link.
2661
5bc2f5be
CC		 26622010-10-17 Cary Coutant <ccoutant@google.com>
2663
2664 * output.h (Output_segment::set_section_addresses): Change function
2665 signature. Update all callers.
2666 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2667 sections.
2668 (Output_segment::set_section_addresses): Align after last TLS
2669 section. Add padding before last relro section instead of after.
2670
0c91cf04
DK		 26712010-10-17 Doug Kwan <dougkwan@google.com>
2672
2673 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2674 GOT output section to be writable.
2675
8c21d9d3
CC		 26762010-10-14 Cary Coutant <ccoutant@google.com>
2677
2678 * debug.h (DEBUG_INCREMENTAL): New flag.
2679 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2680 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2681 mode.
2682 * incremental.cc (report_command_line): Ignore all forms of
2683 --incremental.
2684 * layout.cc (Layout::Layout): Check parameters for incremental link
2685 mode.
2686 * options.cc (General_options::parse_incremental): New function.
2687 (General_options::parse_no_incremental): New function.
2688 (General_options::parse_incremental_full): New function.
2689 (General_options::parse_incremental_update): New function.
2690 (General_options::incremental_mode_): New data member.
2691 (General_options::finalize): Check incremental_mode_.
2692 * options.h (General_options): Update help text for --incremental.
2693 Add --no-incremental, --incremental-full, --incremental-update.
2694 (General_options::Incremental_mode): New enum type.
2695 (General_options::incremental_mode): New function.
2696 (General_options::incremental_mode_): New data member.
2697 * parameters.cc (Parameters::incremental_mode_): New data member.
2698 (Parameters::set_options): Set incremental_mode_.
2699 (Parameters::set_incremental_full): New function.
2700 (Parameters::incremental): New function.
2701 (Parameters::incremental_update): New function.
2702 (set_parameters_incremental_full): New function.
2703 * parameters.h (Parameters::set_incremental_full): New function.
2704 (Parameters::incremental): New function.
2705 (Parameters::incremental_update): New function.
2706 (Parameters::incremental_mode_): New data member.
2707 (set_parameters_incremental_full): New function.
2708 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2709 incremental link mode.
2710 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2711 (Sized_relobj::do_relocate_sections): Likewise.
2712 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2713 option.
2714 * testsuite/Makefile.in: Regenerate.
2715 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2716
bb32aa18 27172010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2718
2719 * script-sections.h (class Script_sections): Make
2720 Sections_elements typedef public.
2721 * script-sections.cc (class Sort_output_sections): Add elements_
2722 field. Add constructor which sets it; change all callers.
2723 (Sort_output_sections::is_before): New function.
2724 (Sort_output_sections::operator()): Call is_before.
2725 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2726 conditional.
2727 * testsuite/script_test_10.sh: New test. Test script section
2728 order.
2729 * testsuite/script_test_10.t: Likewise.
2730 * testsuite/script_test_10.s: Likewise.
2731 * testsuite/Makefile.am: Wrap the cross linker tests and the
2732 common tests into NATIVE_OR_CROSS_LINKER.
2733 (check_SCRIPTS): Add script_test_10.sh.
2734 (check_DATA): Add script_test_10.stdout.
2735 (script_test_10.o, script_test_10): New targets.
2736 (script_test_10.stdout): New target.
2737 * configure, testsuite/Makefile.in: Regenerate.
2738
3cef7179
ILT		 27392010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2740
2741 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2742 error for the deprecated relocations.
2743 (Target_arm::Scan::global): Likewise.
2744 (Target_arm::Relocate::relocate): Likewise.
2745
7411e9a8
RS		 27462010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2747
2748 * fileread.cc (Input_file::find_file): Initialize *found_name
2749 and *namep when using the fallback search for case 4.
2750
6a9da32a
CC		 27512010-10-11 Cary Coutant <ccoutant@google.com>
2752
2753 * options.h (class General_options): Redefine -z lazy as an alias for
2754 the negation of -z now.
2755
ac897c20
ILT		 27562010-10-11 Ian Lance Taylor <iant@google.com>
2757
2758 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2759 binding.
2760
ea5cae92
NC		 27612010-10-06 Nick Clifton <nickc@redhat.com>
2762
2763 * script-sections.cc(class Memory_region): Remove
2764 current_lma_offset_ field. Rename current_vma_offset_ to
2765 current_offset_. Add last_section_ field.
2766 (Memory_region::get_current_vma_address): Rename to
2767 get_current_address.
2768 (Memory_region::get_current_lma_address): Delete.
2769 (Memory_region::increment_vma_offset): Rename to
2770 increment_offset.
2771 (Memory_region::increment_lma_offset): Delete.
2772 (Memory_region::attributes_compatible): New method. Returns
2773 true if the provided section is compatible with the region.
2774 (Memory_region::get_last_section): New method. Returns the last
2775 section to use the region.
2776 (Memory_region::set_last_section): New method. Stores the last
2777 section to use the region.
2778 (Script_sections::block_in_region): New method. Returns true if
2779 a block of memory is contained within a region.
2780 (Script_sections::find_memory_region): New method. Locates a
2781 memory region to be used to set a VMA or LMA address.
2782 (Output_section_definition::set_section_addresses): Add code to
2783 check for addresses set by memory regions.
2784 (Output_segment::set_section_addresses): Remove memory region
2785 walking code.
2786 (Script_sections::create_segment): Add a warning if a header
2787 segment is created outside of any region.
2788 * script-sections.h (class Script_sections): Add prototypes for
2789 find_memory_region and block_in_region methods.
2790 * testsuite/memory_test.s: Use .long instead of .word.
2791 * testsuite/memory_test.t: Add some more output sections.
2792 * testsuite/memory_test.sh: Update expected output.
2793
a9bfd952
DK		 27942010-10-02 Doug Kwan <dougkwan@google.com>
2795
2796 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2797 defintion to symtab.h
2798 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2799 declaration to defintion.
2800
bacff3ab
NC		 28012010-10-01 Nick Clifton <nickc@redhat.com>
2802
2803 * expression.cc (eval): Replace dummy argument with NULL.
2804 (eval_maybe_dot): Check for a NULL result section pointer.
2805 (Symbol_expression::value): Likewise.
2806 (Dot_expression::value): Likewise.
2807 (BINARY_EXPRESSION): Likewise.
2808 (Max_expression::value): Likewise.
2809 (Min_expression::value): Likewise.
2810 (Absolute_expression::value): Likewise.
2811 (Addr_expression::value_from_output_section): Likewise.
2812 (Loaddddr_expression::value_from_output_section): Likewise.
2813 (Segment_start_expression::value): Likewise.
2814 * script-sections.cc
2815 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2816 argument with NULL.
2817 (Sections_elememt_dot_assignment::set_section_addresses):
2818 Likewise.
2819 (Output_data_expression::do_write_to_buffer): Likewise.
2820 (Output_section_definition::finalize_symbols): Likewise.
2821 (Output_section_definition::set_section_addresses): Likewise.
2822
f81bc8b5
DK		 28232010-09-30 Doug Kwan <dougkwan@google.com>
2824
2825 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2826
c95e9f27
ST		 28272010-09-28 Sriraman Tallam <tmsriram@google.com>
2828
2829 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2830 function.
c95e9f27
ST		 2831 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2832 virtual function.
2833 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2834 virtual function.
2835 * icf.cc (get_section_contents): Inline merge sections only when
2836 target allows it.
2837
3cac54d2
RW		 28382010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2839
2840 * configure: Regenerate.
2841
2904037a
ILT		 28422010-09-17 Ian Lance Taylor <iant@google.com>
2843
2844 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2845 * testsuite/Makefile.am (memory_test.o): New target.
2846 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2847 memory_test.t.
2848 * testsuite/Makefile.in: Rebuild.
2904037a 2849
bca7fb63
DK		 28502010-09-17 Doug Kwan <dougkwan@google.com>
2851
2852 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2853 defintion if relocation uses GOT entries of the symbol.
2854 * testsuite/icf_safe_test.sh: Fix test.
2855 * testsuite/icf_safe_so_test.sh: Fix test.
2856
4ef28648
CC		 28572010-09-16 Cary Coutant <ccoutant@google.com>
2858
2859 * script_sections.cc (class Memory_region): Remove "NULL" from
2860 vector initializations.
2861
793990de
CC		 28622010-09-15 Cary Coutant <ccoutant@google.com>
2863
2864 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2865 Resolve forwarding symbols.
2866
81e015e2
DK		 28672010-09-15 Doug Kwan <dougkwan@google.com>
2868
2869 * gold/testsuite/script_test_3.t: Add ARM special sections.
2870 * gold/testsuite/script_test_4.t: Same.
2871 * gold/testsuite/script_test_5.t: Same.
2872 * gold/testsuite/script_test_6.t: Same.
2873 * gold/testsuite/script_test_7.t: Same.
2874 * gold/testsuite/script_test_7.t: Same.
2875 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2876
36171d64
CC		 28772010-09-14 Cary Coutant <ccoutant@google.com>
2878
2879 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2880 (Target_x86_64::Relocate::relocate_tls): Replace check for
2881 saw_tls_block_reloc_ with test for executable section.
2882
d89051bd
CC		 28832010-09-12 Cary Coutant <ccoutant@google.com>
2884
2885 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2886 position-independent executables to shared libraries need dynamic
2887 relocations.
2888 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2889 position-independent executables.
2890 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2891 * testsuite/Makefile.in: Regenerate.
2892
fca41f0f
NC		 28932010-09-10 Nick Clifton <nickc@redhat.com>
2894
2895 PR gold/11997
2896 * testsuite/memory_test.t: Discard any sections that are not
2897 needed.
2898
6695e4b3
L		 28992010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2900
2901 PR gold/11996
2902 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2903 "This::" to work around a bug in gcc 4.2.
2904
2905 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2906
0f72bf6f
RÁE		 29072010-09-09 Rafael Espindola <espindola@google.com>
2908
2909 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2910 sections with different PF_X flags in the same segment.
2911 (Layout::find_first_load_seg): Search all segments to find the first
2912 one.
2913 * options.h (rosegment): New.
2914
29152010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2916
05a79166 2917 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2918
aa98ff75
DK		 29192010-09-08 Doug Kwan <dougkwan@google.com>
2920
2921 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2922 (Arm_relobj::do_relocate_sections): Add new parameter for output
2923 file to match the parent.
2924 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2925 of local symbols instead of input values. Update code to track
2926 changes in gold::relocate_section.
2927 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2928 (Sized_relobj::compute_final_local_value_internal): New methods.
2929 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2930 body into private version of Sized_relobj::compute_final_local_value.
2931 Call the inline method.
2932 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2933 merged symbol value if there is one.
2934 (Symbol_value::has_output_value): New method defintiion.
2935 (Sized_relobj::Compute_final_local_value_status): New enum type.
2936 (Sized_relobj::compute_final_local_value): New methods.
2937 (Sized_relobj::compute_final_local_value_internal): New methods.
2938 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2939 and arm_cortex_a8.sh.
2940 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2941 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2942 New tests.
2943 * Makefile.in: Regenerate.
2944 * testsuite/arm_bl_out_of_range.s: Update test.
2945 * testsuite/thumb_bl_out_of_range.s: Ditto.
2946 * testsuite/thumb_blx_out_of_range.s: Ditto.
2947 * testsuite/arm_branch_out_of_range.sh: New file.
2948 * testsuite/arm_cortex_a8.sh: Ditto.
2949 * testsuite/arm_cortex_a8_b.s: Ditto.
2950 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2951 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2952 * testsuite/arm_cortex_a8_bl.s: Ditto.
2953 * testsuite/arm_cortex_a8_blx.s: Ditto.
2954 * testsuite/arm_cortex_a8_local.s: Ditto.
2955 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2956 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2957
05a79166
L		 29582010-09-08 Rafael Espindola <espindola@google.com>
2959
2960 * Makefile.am (memory_test.stdout): Run readelf with -W.
2961 * Makefile.in: Regenerate.
2962 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2963 64 bit output.
2964
33dbc701
RÁE		 29652010-09-08 Rafael Espindola <espindola@google.com>
2966
2967 * script-sections.cc (Script_sections::add_memory_region): Convert
2968 field precision to int.
2969 * script.cc (script_set_section_region, script_set_section_region):
2970 Convert field precision to int.
2971
731ca54a
RÁE		 29722010-09-08 Rafael Espindola <espindola@google.com>
2973
2974 * arm.cc (do_finalize_sections): Create the __exidx_start and
2975 __exdix_end symbols even when the section is missing.
2976
7f8cd844
NC		 29772010-09-08 Nick Clifton <nickc@redhat.com>
2978
2979 * README: Remove claim that MEMORY is not supported.
2980 * expression.cc (script_exp_function_origin)
2981 (script_exp_function_length): Move from here to ...
2982 * script.cc: ... here.
2983 (script_set_section_region, script_add_memory)
2984 (script_parse_memory_attr, script_include_directive): New
2985 functions.
2986 * script-sections.cc
2987 (class Memory_region): New class.
2988 (class Output_section_definition): Add set_memory_region,
2989 set_section_vma, set_section_lma and get_section_name methods.
2990 (class Script_Sections): Add add_memory_region,
2991 find_memory_region, find_memory_region_origin,
2992 find_memory_region_length and set_memory_region methods.
2993 Have set_section_addresses method walk the list of set memory
2994 regions.
2995 Extend the print methos to display memory regions.
2996 * script-sections.h: Add prototypes for new methods.
2997 Add enum for MEMORY region attributes.
2998 * yyscript.y: Add support for parsing MEMORY regions.
2999 * script-c.h: Add prototypes for new functions.
3000 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3001 * testsuite/Makefile.in: Regenerate.
3002 * testsuite/memory_test.sh: New script.
3003 * testsuite/memory_test.s: New assembler source file.
3004 * testsuite/memory_test.t: New linker script.
3005
a4649286
DK		 30062010-08-27 Doug Kwan <dougkwan@google.com>
3007
3008 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3009 reference override an existing dynamic weak reference.
3010 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3011 * testsuite/Makefile.in: Regenerate.
3012 * testsuite/dyn_weak_ref.sh: New file.
3013 * testsuite/dyn_weak_ref_1.c: Ditto.
3014 * testsuite/dyn_weak_ref_2.c: Ditto.
3015
b56648ad
ILT		 30162010-08-27 Ian Lance Taylor <iant@google.com>
3017
3018 * incremental.h (class Incremental_input_entry): Add virtual
3019 destructor.
3020
809313cb
ILT		 30212010-08-27 Ian Lance Taylor <iant@google.com>
3022
3023 * testsuite/start_lib_test_3.c: Mark t3 as used.
3024
11e32464
NC		 30252010-08-27 Nick Clifton <nickc@redhat.com>
3026
3027 * options.cc (version_script): Fix small typo in previous
3028 whitespace tidyup.
3029
ca09d69a
NC		 30302010-08-25 Nick Clifton <nickc@redhat.com>
3031
3032 * archive.cc: Formatting fixes: Remove whitespace between
3033 typename and following asterisk. Remove whitespace between
3034 function name and opening parenthesis.
3035 * archive.h: Likewise.
3036 * arm.cc: Likewise.
3037 * attributes.cc: Likewise.
3038 * attributes.h: Likewise.
3039 * common.cc: Likewise.
3040 * copy-relocs.cc: Likewise.
3041 * dirsearch.h: Likewise.
3042 * dynobj.cc: Likewise.
3043 * ehframe.cc: Likewise.
3044 * ehframe.h: Likewise.
3045 * expression.cc: Likewise.
3046 * fileread.cc: Likewise.
3047 * fileread.h: Likewise.
3048 * gc.h: Likewise.
3049 * gold-threads.cc: Likewise.
3050 * gold.cc: Likewise.
3051 * i386.cc: Likewise.
3052 * icf.h: Likewise.
3053 * incremental-dump.cc: Likewise.
3054 * incremental.cc: Likewise.
3055 * layout.cc: Likewise.
3056 * layout.h: Likewise.
3057 * main.cc: Likewise.
3058 * merge.cc: Likewise.
3059 * merge.h: Likewise.
3060 * object.cc: Likewise.
3061 * object.h: Likewise.
3062 * options.cc: Likewise.
3063 * options.h: Likewise.
3064 * output.cc: Likewise.
3065 * output.h: Likewise.
3066 * plugin.cc: Likewise.
3067 * plugin.h: Likewise.
3068 * powerpc.cc: Likewise.
3069 * reloc.cc: Likewise.
3070 * script-c.h: Likewise.
3071 * script-sections.cc: Likewise.
3072 * script.cc: Likewise.
3073 * stringpool.cc: Likewise.
3074 * symtab.cc: Likewise.
3075 * symtab.h: Likewise.
3076 * target.cc: Likewise.
3077 * timer.cc: Likewise.
3078 * timer.h: Likewise.
3079 * version.cc: Likewise.
3080 * x86_64.cc: Likewise.
3081
b8fa8750
NC		 30822010-08-24 Nick Clifton <nickc@redhat.com>
3083
3084 PR 11899
3085 * layout.cc (segment_precedes): Sort segments by their physical
3086 addresses, if they have been set.
3087
9919d93b
CC		 30882010-08-23 Cary Coutant <ccoutant@google.com>
3089
3090 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3091 symbols data.
3092 (Lib_group::include_member): Unlock object after deleting its
3093 symbols data.
3094 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3095 the bug fixed here.
3096
97b4be1c
CC		 30972010-08-19 Neil Vachharajani <nvachhar@google.com>
3098 Cary Coutant <ccoutant@google.com>
3099
3100 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3101 constructor, and set_blocker.
3102 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3103 readsyms_blocker_.
3104 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3105 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3106 * testsuite/Makefile.am (start_lib_test): New test case.
3107 * testsuite/Makefile.in: Regenerate.
3108 * testsuite/start_lib_test_main.c: New file.
3109 * testsuite/start_lib_test_1.c: New file.
3110 * testsuite/start_lib_test_2.c: New file.
3111 * testsuite/start_lib_test_3.c: New file.
3112
dd0b1884
ILT		 31132010-08-19 Ian Lance Taylor <iant@google.com>
3114
3115 * Makefile.in: Rebuild with automake 1.11.1.
3116 * aclocal.m4: Likewise.
3117 * testsuite/Makefile.in: Likewise.
3118
7223e9ca
ILT		 31192010-08-19 Ian Lance Taylor <iant@google.com>
3120
3121 PR 10893
3122 * i386.cc (class Output_data_plt_i386): Update declarations.
3123 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3124 local_ifuncs_ fields.
3125 (Target_i386::do_plt_section_for_global): New function.
3126 (Target_i386::do_plt_section_for_local): New function.
3127 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3128 parameter; change all callers. Initialize global_ifuncs_ and
3129 local_ifuncs_. If doing a static link define __rel_iplt_start and
3130 __rel_iplt_end.
3131 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3132 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3133 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3134 symbols.
3135 (Target_i386::make_plt_section): New function, broken out of
3136 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3137 (Target_i386::make_plt_entry): Call make_plt_section.
3138 (Target_i386::make_local_ifunc_plt_entry): New function.
3139 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3140 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3141 R_386_IRELATIVE to switch.
3142 (Target_i386::Scan::global): Likewise.
3143 (Target_i386::Relocate::relocate): Likewise.
3144 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3145 switch.
3146 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3147 (Target_x86_64::do_plt_section_for_global): New function.
3148 (Target_x86_64::do_plt_section_for_local): New function.
3149 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3150 parameter; change all callers. If doing a static link define
3151 __rela_iplt_start and __rela_iplt_end.
3152 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3153 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3154 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3155 to point to .plt.
3156 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3157 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3158 switch.
3159 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3160 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3161 R_X86_64_IRELATIVE to switch.
3162 (Target_x86_64::Scan::global): Likewise.
3163 (Target_x86_64::Relocate::relocate): Likewise.
3164 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3165 switch.
3166 * target.h (class Target): Add plt_section_for_global and
3167 plt_section_for_local functions. Add do_plt_section_for_global
3168 and do_plt_section_for_local virtual functions.
3169 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3170 clarifying comments.
3171 (Symbol::use_plt_offset): Handle IFUNC symbol.
3172 * object.cc (Sized_relobj::Sized_relobj): Initialize
3173 local_plt_offsets_.
3174 (Sized_relobj::local_has_plt_offset): New function.
3175 (Sized_relobj::local_plt_offset): New function.
3176 (Sized_relobj::set_local_plt_offset): New function.
3177 (Sized_relobj::do_count): Handle IFUNC symbol.
3178 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3179 a bit away from input_shndx_ field. Add set_is_func_symbol and
3180 is_ifunc_symbol functions.
3181 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3182 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3183 local_plt_offsets_ field.
3184 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3185 * output.h (class Output_section_data): Add non-const
3186 output_section function.
3187 (class Output_data_got): Update declarations.
3188 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3189 Add use_plt_offset parameter to global and local constructors.
3190 Change all callers. Change local_sym_index_ field to 31 bits.
3191 Change GSYM_CODE and CONSTANT_CODE accordingly.
3192 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3193 doing a static link don't set sh_link field.
3194 (Output_data_got::Got_entry::write): Use PLT offset if
3195 appropriate.
3196 (Output_data_got::add_global_plt): New function.
3197 (Output_data_got::add_local_plt): New function.
3198 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3199 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3200 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3201 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3202 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3203 IFUNC conditional.
3204 * testsuite/ifunc-sel.h: New file.
3205 * testsuite/ifuncmain1.c: New file.
3206 * testsuite/ifuncmain1vis.c: New file.
3207 * testsuite/ifuncmod1.c: New file.
3208 * testsuite/ifuncdep2.c: New file.
3209 * testsuite/ifuncmain2.c: New file.
3210 * testsuite/ifuncmain3.c: New file.
3211 * testsuite/ifuncmod3.c: New file.
3212 * testsuite/ifuncmain4.c: New file.
3213 * testsuite/ifuncmain5.c: New file.
3214 * testsuite/ifuncmod5.c: New file.
3215 * testsuite/ifuncmain6pie.c: New file.
3216 * testsuite/ifuncmod6.c: New file.
3217 * testsuite/ifuncmain7.c: New file.
3218 * configure, testsuite/Makefile.in: Rebuild.
3219
56f75c03
ILT		 32202010-08-18 Ian Lance Taylor <iant@google.com>
3221
3222 * incremental.cc
3223 (Output_section_incremental_inputs::write_input_files): Add cast
3224 to avoid signed/unsigned comparison warning.
3225 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3226
55455f89
CC		 32272010-08-12 Cary Coutant <ccoutant@google.com>
3228
3229 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3230
e2054bcb
ILT		 32312010-08-13 Ian Lance Taylor <iant@google.com>
3232
3233 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3234
74f67560
DK		 32352010-08-12 Cary Coutant <ccoutant@google.com>
3236 Doug Kwan <dougkwan@google.com>
3237
3238 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3239 defintion overrides non-weak undef, remember that the original undef
3240 is not weak.
3241 * symtab.cc (Symbol_table::sized_write_global): For undef without
3242 an original weak binding, set binding to global in output.
3243 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3244 * testsuite/Makefile.in: Regenerate.
3245 * testsuite/strong_ref_weak_def.sh: New file.
3246 * testsuite/strong_ref_weak_def_1.c: Ditto.
3247 * testsuite/strong_ref_weak_def_2.c: Ditto.
3248
d1238d12
CC		 32492010-08-12 Cary Coutant <ccoutant@google.com>
3250
3251 * testsuite/incremental_test.sh: Rewrite.
3252 * testsuite/incremental_test_1.c: Rewrite.
3253 * testsuite/incremental_test_2.c: Rewrite.
3254
0e70b911
CC		 32552010-08-12 Cary Coutant <ccoutant@google.com>
3256
3257 * arm.cc (Target_arm::got_size): Add const.
3258 (Target_arm::got_entry_count): New function.
3259 (Target_arm::plt_entry_count): New function.
3260 (Target_arm::first_plt_entry_offset): New function.
3261 (Target_arm::plt_entry_size): New function.
3262 (Output_data_plt_arm::entry_count): New function.
3263 (Output_data_plt_arm::first_plt_entry_offset): New function.
3264 (Output_data_plt_arm::get_plt_entry_size): New function.
3265 * i386.cc (Target_i386::got_size): Add const.
3266 (Target_i386::got_entry_count): New function.
3267 (Target_i386::plt_entry_count): New function.
3268 (Target_i386::first_plt_entry_offset): New function.
3269 (Target_i386::plt_entry_size): New function.
3270 (Output_data_plt_i386::entry_count): New function.
3271 (Output_data_plt_i386::first_plt_entry_offset): New function.
3272 (Output_data_plt_i386::get_plt_entry_size): New function.
3273 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3274 find_incremental_inputs_sections. Dump incremental_got_plt section.
3275 * incremental.cc: Include target.h.
3276 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3277 parameter. Adjust all callers. Find incremental_got_plt section.
3278 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3279 section.
3280 (Output_section_incremental_inputs::set_final_data_size): Calculate
3281 size of incremental_got_plt section.
3282 (Output_section_incremental_inputs::do_write): Write the
3283 incremental_got_plt section.
3284 (Got_plt_view_info): New struct.
3285 (Local_got_offset_visitor): New class.
3286 (Global_got_offset_visitor): New class.
3287 (Global_symbol_visitor_got_plt): New class.
3288 (Output_section_incremental_inputs::write_got_plt): New function.
3289 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3290 Add parameter. Adjust all callers.
3291 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3292 (Incremental_inputs::got_plt_section): New function.
3293 (Incremental_inputs::got_plt_section_): New data member.
3294 (Incremental_got_plt_reader): New class.
3295 * layout.cc (Layout::create_incremental_info_sections): Add the
3296 incremental_got_plt section.
3297 * object.h (Got_offset_list::get_list): New function.
3298 (Got offset_list::for_all_got_offsets): New function.
3299 (Sized_relobj::local_got_offset_list): New function.
3300 * powerpc.cc (Target_powerpc::got_size): Add const.
3301 (Target_powerpc::got_entry_count): New function.
3302 (Target_powerpc::plt_entry_count): New function.
3303 (Target_powerpc::first_plt_entry_offset): New function.
3304 (Target_powerpc::plt_entry_size): New function.
3305 (Output_data_plt_powerpc::entry_count): New function.
3306 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3307 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3308 * sparc.cc (Target_sparc::got_size): Add const.
3309 (Target_sparc::got_entry_count): New function.
3310 (Target_sparc::plt_entry_count): New function.
3311 (Target_sparc::first_plt_entry_offset): New function.
3312 (Target_sparc::plt_entry_size): New function.
3313 (Output_data_plt_sparc::entry_count): New function.
3314 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3315 (Output_data_plt_sparc::get_plt_entry_size): New function.
3316 * symtab.h (Symbol::got_offset_list): New function.
3317 (Symbol_table::for_all_symbols): New function.
3318 * target.h (Sized_target::got_entry_count): New function.
3319 (Sized_target::plt_entry_count): New function.
3320 (Sized_target::plt_entry_size): New function.
3321 * x86_64.cc (Target_x86_64::got_size): Add const.
3322 (Target_x86_64::got_entry_count): New function.
3323 (Target_x86_64::plt_entry_count): New function.
3324 (Target_x86_64::first_plt_entry_offset): New function.
3325 (Target_x86_64::plt_entry_size): New function.
3326 (Output_data_plt_x86_64::entry_count): New function.
3327 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3328 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3329
09ec0418
CC		 33302010-08-12 Cary Coutant <ccoutant@google.com>
3331
3332 * archive.cc: Include incremental.h.
3333 (Archive::Archive): Initialize incremental_info_.
3334 (Archive::include_member): Record archive members in incremental info.
3335 (Add_archive_symbols::run): Record begin and end of an archive in
3336 incremental info.
3337 (Lib_group::include_member): Record objects in incremental info.
3338 * archive.h (Incremental_archive_entry): Forward declaration.
3339 (Archive::set_incremental_info): New member function.
3340 (Archive::incremental_info): New member function.
3341 (Archive::Unused_symbol_iterator): New class.
3342 (Archive::unused_symbols_begin): New member function.
3343 (Archive::unused_symbols_end): New member function.
3344 (Archive::incremental_info_): New data member.
3345 * incremental-dump.cc (find_input_containing_global): New function.
3346 (dump_incremental_inputs): Dump new incremental info sections.
3347 * incremental.cc: Include symtab.h.
3348 (Output_section_incremental_inputs): New class.
3349 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3350 new incremental info sections.
3351 (Sized_incremental_binary::do_check_inputs): Likewise.
3352 (Incremental_inputs::report_archive): Remove.
3353 (Incremental_inputs::report_archive_begin): New function.
3354 (Incremental_inputs::report_archive_end): New function.
3355 (Incremental_inputs::report_object): New function.
3356 (Incremental_inputs::finalize_inputs): Remove.
3357 (Incremental_inputs::report_input_section): New function.
3358 (Incremental_inputs::report_script): Rewrite.
3359 (Incremental_inputs::finalize): Do nothing but finalize string table.
3360 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3361 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3362 (Incremental_inputs::create_data_sections): New function.
3363 (Incremental_inputs::relocs_entsize): New function.
3364 (Output_section_incremental_inputs::set_final_data_size): New function.
3365 (Output_section_incremental_inputs::do_write): New function.
3366 (Output_section_incremental_inputs::write_header): New function.
3367 (Output_section_incremental_inputs::write_input_files): New function.
3368 (Output_section_incremental_inputs::write_info_blocks): New function.
3369 (Output_section_incremental_inputs::write_symtab): New function.
3370 * incremental.h (Incremental_script_entry): Forward declaration.
3371 (Incremental_object_entry): Forward declaration.
3372 (Incremental_archive_entry): Forward declaration.
3373 (Incremental_inputs): Forward declaration.
3374 (Incremental_inputs_header_data): Remove.
3375 (Incremental_inputs_header): Remove.
3376 (Incremental_inputs_header_write): Remove.
3377 (Incremental_inputs_entry_data): Remove.
3378 (Incremental_inputs_entry): Remove.
3379 (Incremental_inputs_entry_write): Remove.
3380 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3381 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3382 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3383 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3384 Likewise.
3385 (Incremental_input_entry): New class.
3386 (Incremental_script_entry): New class.
3387 (Incremental_object_entry): New class.
3388 (Incremental_archive_entry): New class.
3389 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3390 (Incremental_inputs::report_inputs): Remove.
3391 (Incremental_inputs::report_archive): Remove.
3392 (Incremental_inputs::report_archive_begin): New function.
3393 (Incremental_inputs::report_archive_end): New function.
3394 (Incremental_inputs::report_object): Change prototype.
3395 (Incremental_inputs::report_input_section): New function.
3396 (Incremental_inputs::report_script): Change prototype.
3397 (Incremental_inputs::get_reloc_count): New function.
3398 (Incremental_inputs::set_reloc_count): New function.
3399 (Incremental_inputs::create_data_sections): New function.
3400 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3401 (Incremental_inputs::inputs_section): New function.
3402 (Incremental_inputs::symtab_section): New function.
3403 (Incremental_inputs::relocs_section): New function.
3404 (Incremental_inputs::get_stringpool): Add const.
3405 (Incremental_inputs::command_line): Add const.
3406 (Incremental_inputs::inputs): Remove.
3407 (Incremental_inputs::command_line_key): New function.
3408 (Incremental_inputs::input_file_count): New function.
3409 (Incremental_inputs::input_files): New function.
3410 (Incremental_inputs::relocs_entsize): New function.
3411 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3412 (Incremental_inputs::finalize_inputs): Remove.
3413 (Incremental_inputs::Input_info): Remove.
3414 (Incremental_inputs::lock_): Remove.
3415 (Incremental_inputs::inputs_): Change type.
3416 (Incremental_inputs::inputs_map_): Remove.
3417 (Incremental_inputs::current_object_entry_): New data member.
3418 (Incremental_inputs::inputs_section_): New data member.
3419 (Incremental_inputs::symtab_section_): New data member.
3420 (Incremental_inputs::relocs_section_): New data member.
3421 (Incremental_inputs::reloc_count_): New data member.
3422 (Incremental_inputs_reader): New class.
3423 (Incremental_symtab_reader): New class.
3424 (Incremental_relocs_reader): New class.
3425 * layout.cc (Layout::finalize): Move finalization of incremental info
3426 and creation of incremental info sections to follow finalization of
3427 symbol table. Set offsets for postprocessing sections.
3428 (Layout::create_incremental_info_sections): Call
3429 Incremental_inputs::create_data_sections. Add incremental symtab
3430 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3431 sections to layout after input sections.
3432 * layout.h (struct Timespec): Forward declaration.
3433 (Layout::incremental_inputs): Add const.
3434 (Layout::create_incremental_info_sections): Add parameter.
3435 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3436 * object.cc: Include incremental.h.
3437 (Relobj::finalize_incremental_relocs): New function.
3438 (Sized_relobj::do_layout): Record input sections in incremental info.
3439 * object.h (Object::output_section): New function.
3440 (Object::output_section_offset): Moved from Relobj.
3441 (Object::get_incremental_reloc_base): New function.
3442 (Object::get_incremental_reloc_count): New function.
3443 (Object::do_output_section): New function.
3444 (Object::do_output_section_offset): Moved from Relobj.
3445 (Object::do_get_incremental_reloc_base): New function.
3446 (Object::do_get_incremental_reloc_count): New function.
3447 (Object::Object): Initialize new data members.
3448 (Relobj::output_section): Renamed do_output_section and moved to
3449 protected.
3450 (Relobj::output_section_offset): Moved to Object.
3451 (Relobj::do_get_incremental_reloc_base): New function.
3452 (Relobj::do_get_incremental_reloc_count): New function.
3453 (Relobj::allocate_incremental_reloc_counts): New function.
3454 (Relobj::count_incremental_reloc): New function.
3455 (Relobj::finalize_incremental_relocs): New function.
3456 (Relobj::next_incremental_reloc_index): New function.
3457 (Relobj::reloc_counts_): New data member.
3458 (Relobj::reloc_bases_): New data member.
3459 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3460 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3461 (Sized_relobj::incremental_relocs_scan): New function.
3462 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3463 (Sized_relobj::incremental_relocs_write): New function.
3464 (Sized_relobj::incremental_relocs_write_reltype): New function.
3465 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3466 incremental link.
3467 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3468 archives and object files elsewhere.
3469 (Add_symbols::run): Report object files here.
3470 (Finish_group::run): Report end of archive at end of group.
3471 * reloc.cc: Include layout.h, incremental.h.
3472 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3473 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3474 (Sized_relobj::incremental_relocs_scan): New function.
3475 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3476 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3477 (Sized_relobj::incremental_relocs_write): New function.
3478 (Sized_relobj::incremental_relocs_write_reltype): New function.
3479 * script.cc (read_input_script): Rewrite test for incremental link.
3480 Change call to Incremental_inputs::report_script.
3481 * symtab.h (Symbol_table::first_global_index): New function.
3482 (Symbol_table::output_count): New function.
3483
ce0d1972
DK		 34842010-08-12 Doug Kwan <dougkwan@google.com>
3485
3486 * arm.cc (Target_arm::merge_object_attributes): Check command line
3487 options --no-wchar-size-warning and --no-enum-size-warning.
3488 * options.h (General_options): Add ld-compatible options
3489 --no-enum-size-warning and --no-wchar-size-warning.
3490
6e5710ce
ILT		 34912010-08-04 Ian Lance Taylor <iant@google.com>
3492
3493 * x86_64.cc (Target_x86_64::Scan::local): Use
3494 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3495 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3496 (Target_x86_64::Scan::global): Likewise.
3497 (Target_x86_64::Relocate::relocate): Likewise.
3498 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3499 Likewise.
3500
fef830db
CC		 35012010-08-03 Cary Coutant <ccoutant@google.com>
3502
3503 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3504 to reserve space in merged_strings vector. Keep total input size
3505 for stats.
3506 (Output_merge_string::do_print_merge_stats): Print total input size.
3507 * merge.h (Output_merge_string): Add input_size_ field.
3508 * stringpool.cc (Stringpool_template::string_length): Move
3509 implementations out of Stringpool_template class and place in
3510 stringpool.h.
3511 * stringpool.h (string_length): Move out of Stringpool_template.
3512
1e3811b0
ILT		 35132010-08-03 Ian Lance Taylor <iant@google.com>
3514
3515 PR 11712
3516 * layout.cc (relaxation_loop_body): If address of load segment is
3517 set, adjust address to include headers if possible.
3518
7af0c620
ILT		 35192010-08-03 Ian Lance Taylor <iant@google.com>
3520
3521 * version.cc (version_string): Bump to 1.10.
3522
22f0da72
ILT		 35232010-08-03 Ian Lance Taylor <iant@google.com>
3524
3525 PR 11805
3526 * layout.h (enum Output_section_order): Define.
3527 (class Layout): Update declarations.
3528 * layout.cc (Layout::get_output_section): Add order parameter.
3529 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3530 is_first_non_relro parameters. Change all callers.
3531 (Layout::choose_output_section): Likewise.
3532 (Layout::add_output_section_data): Likewise.
3533 (Layout::make_output_section): Likewise. Set order.
3534 (Layout::default_section_order): New function.
3535 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3536 * output.cc (Output_section::Output_section): Initialize order_.
3537 Don't initialize deleted fields.
3538 (Output_segment::Output_segment): Don't initialize deleted
3539 fields.
3540 (Output_segment::add_output_section_to_load): New function
3541 replacing add_output_section. Change all callers to call this or
3542 add_output_section_to_nonload.
3543 (Output_segment::add_output_section_to_nonload): New function.
3544 (Output_segment::remove_output_section): Rewrite.
3545 (Output_segment::add_initial_output_data): Likewise.
3546 (Output_segment::has_any_data_sections): Likewise.
3547 (Output_segment::is_first_section_relro): Likewise.
3548 (Output_segment::maximum_alignment): Likewise.
3549 (Output_segment::has_dynamic_reloc): New function replacing
3550 dynamic_reloc_count. Change all callers.
3551 (Output_segment::has_dynamic_reloc_list): New function replacing
3552 dynamic_reloc_count_list. Change all callers.
3553 (Output_segment::set_section_addresses): Rewrite.
3554 (Output_segment::set_offset): Rewrite.
3555 (Output_segment::find_first_and_last_list): Remove.
3556 (Output_segment::set_tls_offsets): Rewrite.
3557 (Output_segment::first_section_load_address): Likewise.
3558 (Output_segment::output_section_count): Likewise.
3559 (Output_segment::section_with_lowest_load_address): Likewise.
3560 (Output_segment::write_section_headers): Likewise.
3561 (Output_segment::print_sections_to_map): Likewise.
3562 * output.h (class Output_data): Remove dynamic_reloc_count_
3563 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3564 (Output_data::add_dynamic_reloc): Rewrite.
3565 (Output_data::has_dynamic_reloc): New function.
3566 (Output_data::dynamic_reloc_count): Remove.
3567 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3568 is_last_relro_, is_first_non_relro_, is_interp_,
3569 is_dynamic_linker_section_ fields. Add order and set_order
3570 functions. Remove is_relro_local, set_is_relro_local,
3571 is_last_relro, set_is_last_relro, is_first_non_relro,
3572 set_is_first_non_relro functions, is_interp, set_is_interp,
3573 is_dynamic_linker_section, and set_is_dynamic_linker_section
3574 functions.
3575 (class Output_segment): Change Output_data_list from std::list to
3576 std:;vector. Add output_lists_ field. Remove output_data_ and
3577 output_bss_ fields. Update declarations.
3578
3ff2ccb0
ILT		 35792010-08-02 Ian Lance Taylor <iant@google.com>
3580
3581 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3582 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3583 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3584
88a4108b
ILT		 35852010-08-02 Ian Lance Taylor <iant@google.com>
3586
3587 PR 11855
3588 * script.cc (Script_options::Script_options): Initialize
3589 symbol_definitions_ and symbol_references_.
3590 (Script_options::add_symbol_assignment): Update
3591 symbol_definitions_ and symbol_references_.
3592 (Script_options::add_symbol_reference): New function.
3593 (script_symbol): New function.
3594 * script.h (class Script_options): Add symbol_definitions_ and
3595 symbol_references_ fields.
3596 (Script_options::referenced_const_iterator): New type.
3597 (Script_options::referenced_begin): New function.
3598 (Script_options::referenced_end): New function.
3599 (Script_options::is_referenced): New function.
3600 (Script_options::any_unreferenced): New function.
3601 * script-c.h (script_symbol): Declare.
3602 * yyscript.y (exp): Call script_symbol.
3603 * symtab.cc: Include "script.h".
3604 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3605 Change all callers. Check symbols referenced by scripts.
3606 (Symbol_table::add_undefined_symbols_from_command_line): Add
3607 layout parameter. Change all callers.
3608 (Symbol_table::do_add_undefined_symbols_from_command_line):
3609 Likewise. Break out loop body. Check symbols referenced by
3610 scripts.
3611 (Symbol_table::add_undefined_symbol_from_command_line): New
3612 function broken out of
3613 do_add_undefined_symbols_from_command_line.
3614 * symtab.h (class Symbol_table): Update declarations.
3615 * archive.cc: Include "layout.h".
3616 (Archive::should_include_member): Add layout parameter. Change
3617 all callers. Check for symbol mentioned in expression.
3618 * archive.h (class Archive): Update declaration.
3619 * object.cc (Sized_relobj::do_should_include_member): Add layout
3620 parameter.
3621 * object.h (Object::should_include_member): Add layout parameter.
3622 Change all callers.
3623 (Object::do_should_include_member): Add layout parameter.
3624 (class Sized_relobj): Update declaration.
3625 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3626 parameter.
3627 * dynobj.h (class Sized_dynobj): Update declaration.
3628 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3629 layout parameter.
3630 * plugin.h (class Sized_pluginobj): Update declaration.
3631
5f1ab67a
ILT		 36322010-08-02 Ian Lance Taylor <iant@google.com>
3633
3634 PR 11866
3635 * output.cc (Output_segment::set_offset): Search for the first and
3636 last sections rather than assuming that the list is in order.
3637 (Output_segment::find_first_and_last_list): New function.
3638 * output.h (class Output_segment): Update declarations.
3639 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3640 (relro_strip_test_SOURCES): New variable.
3641 (relro_strip_test_DEPENDENCIES): New variable.
3642 (relro_strip_test_LDFLAGS): New variable.
3643 (relro_strip_test_LDADD): New variable.
3644 (relro_strip_test.so): New target.
3645
a8df5856
ILT		 36462010-08-02 Ian Lance Taylor <iant@google.com>
3647
3648 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3649 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3650 (Target_i386::got_tlsdesc_section): New function.
3651 (Target_i386::got_section): Create space for GOT entries for
3652 TLSDESC relocations.
3653 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3654 R_386_TLS_GOTDESC.
3655 (Target_i386::Scan::global): Likewise.
3656 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3657 using TLSDESC GOT.
3658 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3659 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3660 (Target_x86_64::got_tlsdesc_section): New function.
3661 (Target_x86_64::got_section): Create space for GOT entries for
3662 TLSDESC relocations.
3663 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3664 R_386_TLS_GOTDESC.
3665 (Target_x86_64::Scan::global): Likewise.
3666 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3667 using TLSDESC GOT.
3668
0c10a0a6
ILT		 36692010-08-02 Ian Lance Taylor <iant@google.com>
3670
3671 * testsuite/final_layout.sh: Use dc to convert from hex to
3672 decimal.
3673
41cbeecc
ST		 36742010-07-29 Sriraman Tallam <tmsriram@google.com>
3675
3676 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3677 paramter to the call to gold::gc_process_relocs.
3678 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3679 paramter to the call to gold::gc_process_relocs.
3680 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3681 parameter to the call to gold::gc_process_relocs.
3682 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3683 template parameter to the call to gold::gc_process_relocs.
3684 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3685 paramter to the call to gold::gc_process_relocs.
3686 * gc.h (get_embedded_addend_size): New function.
3687 (gc_process_relocs): Save the size of the reloc for use by ICF.
3688 * icf.cc (get_section_contents): Get the addend from the text section
3689 for SHT_REL relocation sections.
3690 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3691 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3692 * int_encoding.h (read_from_pointer): New overloaded function.
3693 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3694 * testsuite/icf_sht_rel_addend_test.sh: New file.
3695 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3696 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3697
6ea55b82
RW		 36982010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3699
3700 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3701 * Makefile.in: Regenerate.
3702 * testsuite/Makefile.in: Regenerate.
3703
9691462b
ILT		 37042010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3705
3706 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3707 * gold/testsuite/debug_msg.cc: Likewise.
3708 * gold/testsuite/odr_violation1.cc
3709 * gold/testsuite/odr_violation2.cc
3710
76897331
CC		 37112010-07-21 Cary Coutant <ccoutant@google.com>
3712
3713 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3714 string, and length fields.
3715 (Output_merge_string::Merged_strings_list): New type.
3716 (Output_merge_string::Merged_strings_lists): New typedef.
3717 (Output_merge_string): Replace merged_strings_ with
3718 merged_strings_lists_.
3719 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3720 Merged_strings_list per input object and section. Don't store pointer
3721 to the string. Don't store length with each merged string entry.
3722 (Output_merge_string::finalize_merged_data): Loop over list of merged
3723 strings lists. Recompute length of each merged string.
3724
78384e8f
CC		 37252010-07-15 Cary Coutant <ccoutant@google.com>
3726
3727 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3728 here.
3729
783659f9
ILT		 37302010-07-14 Ian Lance Taylor <iant@google.com>
3731
3732 * descriptors.cc (Descriptors::open): Report correct name in error
3733 message.
3734
131687b4
DK		 37352010-07-13 Doug Kwan <dougkwan@google.com>
3736
3737 * arm.cc (Arm_input_section::Arm_input_section): For a
3738 SHT_ARM_EXIDX section, always keeps the input sections.
3739 (Arm_input_section::set_exidx_section_link): New method.
3740 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3741 has_errors_ to false.
3742 (Arm_exidx_input_section::has_errors,
3743 Arm_exidx_input_section::set_has_errors): New methods.
3744 (Arm_exidx_input_section::has_errors_): New data member.
3745 (Arm_relobj::get_exidx_shndx_list): New method.
3746 (Arm_output_section::append_text_sections_to_list): Do not skip
3747 section without SHF_EXECINSTR.
3748 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3749 errors.
3750 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3751 section header. Make error messages more verbose. Check for
3752 a non-executable section linked to an EXIDX section.
3753 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3754 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3755 check that there is no deferred EXIDX section if we exit early.
3756 Instead of not making an EXIDX section in case of an error, make one
3757 and set the has_errors flag of it.
3758 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3759 in a relocatable link.
3760 (Target_arm::do_relax): Look for the EXIDX output section instead of
3761 assuming that it is called .ARM.exidx.
3762 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3763 section list. Do not check for SHF_EXECINSTR section flags but
3764 skip any input section with errors.
3765 * output.cc (Output_section::Output_section): Initialize
3766 always_keeps_input_sections_ to false.
3767 (Output_section::add_input_section): Check for
3768 always_keeps_input_sections_.
3769 * output.h (Output_section::always_keeps_input_sections,
3770 Output_section::set_always_keeps_input_sections): New methods.
3771 (Output_section::always_keeps_input_sections): New data member.
3772
69517287
RÁE		 37732010-07-13 Rafael Espindola <espindola@google.com>
3774
3775 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3776 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3777
82742395
ILT		 37782010-07-13 Philip Herron <herron.philip@googlemail.com>
3779 Ian Lance Taylor <iant@google.com>
3780
3781 * output.h (Output_section_lookup_maps::add_merge_section):
3782 Correct check of whether value was inserted.
3783 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3784 (Output_section_lookup_maps::add_relaxed_input_section):
3785 Likewise.
3786 * arm.cc (Target_arm::got_section): Remove used local os.
3787 * i386.cc (Target_i386::got_section): Likewise.
3788 * x86_64.cc (Target_x86_64::got_section): Likewise.
3789 * sparc.cc (Target_sparc::got_section): Likewise.
3790 (Target_sparc::relocate): Remove unused local have_got_offset.
3791 * powerpc.cc (Target_powerpc::relocate): Likewise.
3792
f2d707b5
ILT		 37932010-07-13 Ian Lance Taylor <iant@google.com>
3794
241531d6
ILT		 3795 * compressed_output.cc (zlib_decompress): Fix signature in
3796 !HAVE_ZLIB_H case.
3797
f2d707b5
ILT		 3798 * archive.cc (Archive::include_member): Unlock an external member
3799 of a thin archive. Don't bother to delete an object we know is
3800 NULL.
3801
a2e47362
CC		 38022010-07-12 Cary Coutant <ccoutant@google.com>
3803
3804 * compressed_output.cc (zlib_decompress): New function.
3805 (get_uncompressed_size): New function.
3806 (decompress_input_section): New function.
3807 * compressed_output.h (get_uncompressed_size): New function.
3808 (decompress_input_section): New function.
3809 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3810 Handle compressed debug sections.
3811 * layout.cc (is_compressed_debug_section): New function.
3812 (Layout::output_section_name): Map compressed section names to
3813 canonical names.
3814 * layout.h (is_compressed_debug_section): New function.
3815 (is_debug_info_section): Recognize compressed debug sections.
3816 * merge.cc: Include compressed_output.h.
3817 (Output_merge_data::do_add_input_section): Handle compressed
3818 debug sections.
3819 (Output_merge_string::do_add_input_section): Handle compressed
3820 debug sections.
3821 * object.cc: Include compressed_output.h.
3822 (Sized_relobj::Sized_relobj): Initialize new data members.
3823 (build_compressed_section_map): New function.
3824 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3825 * object.h (Object::section_is_compressed): New method.
3826 (Object::do_section_is_compressed): New method.
3827 (Sized_relobj::Compressed_section_map): New type.
3828 (Sized_relobj::do_section_is_compressed): New method.
3829 (Sized_relobj::compressed_sections_): New data member.
3830 * output.cc (Output_section::add_input_section): Handle compressed
3831 debug sections.
3832 * reloc.cc: Include compressed_output.h.
3833 (Sized_relobj::write_sections): Handle compressed debug sections.
3834
ce279a62
CC		 38352010-07-08 Cary Coutant <ccoutant@google.com>
3836
3837 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3838 weak when resolving to a dynamic def.
3839 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3840 for weak undef/dynamic def cases. Adjust callers.
3841 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3842 undef_binding_weak_.
3843 (Symbol_table::sized_write_globals): Adjust symbol binding.
3844 (Symbol_table::sized_write_symbol): Add binding parameter.
3845 * symtab.h (Symbol::set_undef_binding): New method.
3846 (Symbol::is_undef_binding_weak): New method.
3847 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3848 (Symbol_table::should_override): Add new parameter.
3849 (Symbol_table::sized_write_symbol): Add new parameter.
3850
3851 * testsuite/weak_undef_file1.cc: Add new test case.
3852 * testsuite/weak_undef_file2.cc: Fix header comment.
3853 * testsuite/weak_undef_test.cc: Add new test case.
3854
b2286c10
DK		 38552010-06-29 Doug Kwan <dougkwan@google.com>
3856
3857 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3858 Initialize USE_SYMBOL_.
3859 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3860 definition.
3861 (Arm_reloc_property::uses_symbol_): New data member declaration.
3862 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3863 uses symbol value and symbol is undefined but not weakly undefined.
3864
4802450a
RÁE		 38652010-06-28 Rafael Espindola <espindola@google.com>
3866
3867 * plugin.cc (Plugin::load): Use dlerror.
3868
e5ca47ba
ILT		 38692010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3870
3871 * symtab.cc (detect_odr_violations): When reporting an ODR
3872 violation, report an object where the symbol is defined.
3873
8a75a161
DK		 38742010-06-25 Doug Kwan <dougkwan@google.com>
3875
3876 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3877 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3878 definition.
3879 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3880 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3881 target hook to detect function points.
3882 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3883 * icf.h (Icf::check_section_for_function_pointers): Change type of
3884 parameter SECTION_NAME to const reference to std::string. Use
3885 target hook to determine if section may have unsafe pointers.
3886 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3887 method definition.
3888
42218b9f
RÁE		 38892010-06-21 Rafael Espindola <espindola@google.com>
3890
3891 * fileread.cc (Input_file::find_fie): New
3892 (Input_file::open): Use Input_file::find_fie.
3893 * fileread.h (Input_file::find_fie): New
3894 * plugin.cc (set_extra_library_path): New.
3895 (Plugin::load): Add set_extra_library_path to the transfer vector.
3896 (Plugin_manager::set_extra_library_path): New.
3897 (Plugin_manager::add_input_file): Use the extra search path if set.
3898 (set_extra_library_path(): New.
3899 * plugin.h (Plugin_manager): Add set_extra_library_path and
3900 extra_search_path_.
3901
a0506cca
CC		 39022010-06-19 Cary Coutant <ccoutant@google.com>
3903
3904 * layout.cc (gdb_sections): Add .debug_types.
3905 (lines_only_debug_sections): Likewise.
3906
6508b958
RÁE		 39072010-06-18 Rafael Espindola <espindola@google.com>
3908
3909 * plugin.cc (add_input_file,add_input_library)
3910 (Plugin_manager::add_input_file): Make filename arguments const.
3911 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3912 const.
3913
3e235302
DK		 39142010-06-16 Doug Kwan <dougkwan@google.com>
3915
3916 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3917 .ARM.attributes section if we have not merged any input
3918 attributes sections.
3919
106e8a6c
DK		 39202010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3921
3922 * arm.cc: Allow combining objects with no EABI version
3923 information.
3924
91ff43fe
RÁE		 39252010-06-15 Rafael Espindola <espindola@google.com>
3926
3927 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3928
68ed838c
ILT		 39292010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3930
3931 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3932 (struct iovec): Correct !HAVE_READV definition.
3933
f3a2388f
CC		 39342010-06-10 Cary Coutant <ccoutant@google.com>
3935
3936 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3937 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3938 reloc sections.
3939 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3940
3941 PR 11683
3942 * symtab.h (Symbol::is_placeholder): New member function.
3943 * target-reloc.h (relocate_section): Check for placeholder symbols.
3944
3945 * testsuite/Makefile.am (plugin_test_8): New test.
3946 (plugin_test_9): New test.
3947 * testsuite/Makefile.in: Regenerate.
3948
e1df38aa
NC		 39492010-06-09 Nick Clifton <nickc@redhat.com>
3950
3951 * yyscript.y (input_list_element): Allow strings prefixed with
3952 the '-' character. Treat these as libraries.
3953 * script.cc (script_add_library): New function. Adds a library
3954 specified by "-l<name>" found in an input script.
3955 * script-c.h: Add prototype for script_add_library.
3956
25bbe950
DK		 39572010-06-07 Doug Kwan <dougkwan@google.com>
3958
3959 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3960 Restrict stub-group size to be within long conditional branch
3961 range when working around cortex-A8 erratum.
3962
0f32ea4c
ILT		 39632010-06-07 Damien Diederen <dd@crosstwine.com>
3964
3965 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3966 #ifdef typo.
3967
8fe2a369
ST		 39682010-06-03 Sriraman Tallam <tmsriram@google.com>
3969
3970 PR gold/11658
3971 * output.cc
3972 (Output_section::Input_section_sort_entry::compare_section_ordering):
3973 Change to return non-zero correctly.
3974 (Output_section::Input_section_sort_section_order_index_compare
3975 ::operator()): Change to fix ambiguity in comparisons.
3976
6e9ba2ca
ST		 39772010-06-01 Sriraman Tallam <tmsriram@google.com>
3978
3979 * gold.h (is_wildcard_string): New function.
3980 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3981 (Layout::layout_eh_frame): Ditto.
3982 (Layout::find_section_order_index): New method.
3983 (Layout::read_layout_from_file): New method.
3984 * layout.h (Layout::find_section_order_index): New method.
3985 (Layout::read_layout_from_file): New method.
3986 (Layout::input_section_position_): New private member.
3987 (Layout::input_section_glob_): New private member.
3988 * main.cc (main): Call read_layout_from_file here.
3989 * options.h (--section-ordering-file): New option.
3990 * output.cc (Output_section::input_section_order_specified_): New
3991 member.
3992 (Output_section::Output_section): Initialize new member.
3993 (Output_section::add_input_section): Add new parameter.
3994 Keep input sections when --section-ordering-file is used.
3995 (Output_section::set_final_data_size): Sort input sections when
3996 section ordering file is specified.
3997 (Output_section::Input_section_sort_entry): Add new parameter.
3998 Check sorting type.
3999 (Output_section::Input_section_sort_entry::compare_section_ordering):
4000 New method.
4001 (Output_section::Input_section_sort_compare::operator()): Change to
4002 consider section_order_index.
4003 (Output_section::Input_section_sort_init_fini_compare::operator()):
4004 Change to consider section_order_index.
4005 (Output_section::Input_section_sort_section_order_index_compare
4006 ::operator()): New method.
4007 (Output_section::sort_attached_input_sections): Change to sort
4008 according to section order when specified.
e1df38aa
NC		 4009 (Output_section::add_input_section<32, true>): Add new parameter.
4010 (Output_section::add_input_section<64, true>): Add new parameter.
4011 (Output_section::add_input_section<32, false>): Add new parameter.
4012 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4013 * output.h (Output_section::add_input_section): Add new parameter.
4014 (Output_section::input_section_order_specified): New
4015 method.
4016 (Output_section::set_input_section_order_specified): New method.
4017 (Input_section::Input_section): Initialize section_order_index_.
4018 (Input_section::section_order_index): New method.
4019 (Input_section::set_section_order_index): New method.
4020 (Input_section::section_order_index_): New member.
4021 (Input_section::Input_section_sort_section_order_index_compare): New
4022 struct.
4023 (Output_section::input_section_order_specified_): New member.
4024 * script-sections.cc (is_wildcard_string): Delete and move modified
4025 method to gold.h.
4026 (Output_section_element_input::Output_section_element_input): Modify
4027 call to is_wildcard_string.
4028 (Output_section_element_input::Input_section_pattern
4029 ::Input_section_pattern): Ditto.
4030 (Output_section_element_input::Output_section_element_input): Ditto.
4031 * testsuite/Makefile.am (final_layout): New test case.
4032 * testsuite/Makefile.in: Regenerate.
4033 * testsuite/final_layout.cc: New file.
4034 * testsuite/final_layout.sh: New file.
4035
3537c84b
RÁE		 40362010-06-01 Rafael Espindola <espindola@google.com>
4037
4038 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4039
105b6afd
RÁE		 40402010-06-01 Rafael Espindola <espindola@google.com>
4041
4042 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4043 visibility of symbols.
4044
29e11421
DK		 40452010-05-27 Doug Kwan <dougkwan@google.com>
4046
4047 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4048 from start of output section instead of address for a local symbol
4049 in a merged or relaxed section when doing a relocatable link.
4050
5e0f337e
RÁE		 40512010-05-26 Rafael Espindola <espindola@google.com>
4052
4053 PR 11604
4054 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4055 adding sections the garbage collector removed.
4056 * gold/testsuite/Makefile.am: Add test.
4057 * gold/testsuite/Makefile.in: Regenerate.
4058 * gold/testsuite/plugin_test_7.sh: New.
4059 * gold/testsuite/plugin_test_7_1.c: New.
4060 * gold/testsuite/plugin_test_7_2.c: New.
4061
f4187277
RÁE		 40622010-05-26 Rafael Espindola <espindola@google.com>
4063
4064 * script-sections.cc (Output_section_definition::set_section_addresses):
4065 Check for --section-start.
4066
5c388529
DK		 40672010-05-26 Doug Kwan <dougkwan@google.com>
4068
4069 * arm.cc (Arm_scan_relocatable_relocs): New class.
4070 (Target_arm::relocate_special_relocatable): New method.
4071 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4072 (Arm_relocate_functions::thumb_branch_common): Same.
4073 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4074 instead of Default_scan_relocatable_relocs.
4075 * target-reloc.h (relocate_for_relocatable): Let target handle
4076 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4077 * target.h (Sized_target::relocate_special_relocatable): New method.
4078
bca1c3ae
ILT		 40792010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4080
4081 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4082
0439c796
DK		 40832010-05-23 Doug Kwan <dougkwan@google.com>
4084
4085 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4086 instead of a cast.
4087 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4088 with a direct branch, not a conditional branch, to a stub.
4089 * merge.cc (Output_merge_base::record_input_section): New method
4090 defintion.
4091 (Output_merge_data::do_add_input_section): Record input section if
4092 keeps-input-sections flag is set.
4093 (Output_merge_string::do_add_input_section): Ditto.
4094 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4095 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4096 INPUT_SECTIONS_.
4097 (Output_merge_base::keeps_input_sections,
4098 Output_merge_base::set_keeps_input_sections,
4099 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4100 method definitions.
4101 (Output_merge_base::Input_sections): New type declaration.
4102 (Output_merge_base::input_sections_begin,
4103 Output_merge_base::input_sections_end,
4104 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4105 (Output_merge_base::bool keeps_input_sections_,
4106 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4107 Output_merge_base::input_sections_): New data members.
4108 (Output_merge_data::do_set_keeps_input_sections): New method
4109 defintion.
4110 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4111 * output.cc (Output_section::Input_section::relobj): Move method
4112 defintion from class declaration to here and handle merge sections.
4113 (Output_section::Input_section::shndx): Ditto.
4114 (Output_section::Output_section): Remove initializations of removed
4115 data members and initialize new data member LOOKUP_MAPS_.
4116 (Output_section::add_input_section): Set keeps-input-sections flag
4117 for a newly created merge output section as appropriate. Adjust code
4118 to use Output_section_lookup_maps class.
4119 (Output_section::add_relaxed_input_section): Adjst code for lookup
4120 maps code refactoring.
4121 (Output_section::add_merge_input_section): Add a new parameter
4122 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4123 class. If adding input section to a newly created merge output
4124 section fails, remove the new merge section.
4125 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4126 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4127 (Output_section::find_merge_section): Ditto.
4128 (Output_section::build_lookup_maps): New method defintion.
4129 (Output_section::find_relaxed_input_section): Adjust code to use
4130 Output_section_lookup_maps class.
4131 (Output_section::get_input_sections): Export merge sections. Adjust
4132 code to use Output_section_lookup_maps class.
4133 (Output_section:::add_script_input_section): Adjust code to use
4134 Output_section_lookup_maps class. Update lookup maps for merge
4135 sections also.
4136 (Output_section::discard_states): Use Output_section_lookup_maps.
4137 (Output_section::restore_states): Same.
4138 * output.h (Merge_section_properties): Move class defintion out of
4139 Output_section.
4140 (Output_section_lookup_maps): New class.
4141 (Output_section::Input_section::is_merge_section): New method
4142 defintion.
4143 (Output_section::Input_section::relobj): Move defintion out of class
4144 defintion. Declare method only.
4145 (Output_section::Input_section::shndx): Ditto.
4146 (Output_section::Input_section::output_merge_base): New method defintion.
4147 (Output_section::Input_section::u2_.pomb): New union field.
4148 (Output_section::Merge_section_by_properties_map,
4149 Output_section::Output_section_data_by_input_section_map,
4150 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4151 Remove types.
4152 (Output_section::add_merge_input_section): Add new parameter
4153 KEEPS_INPUT_SECTIONS.
4154 (Output_section::build_lookup_maps): New method declaration.
4155 (Output_section::merge_section_map_,
4156 Output_section::merge_section_by_properties_map_,
4157 Output_section::relaxed_input_section_map_,
4158 Output_section::is_relaxed_input_section_map_valid_): Remove data
4159 members.
4160 (Output_section::lookup_maps_): New data member.
4161
76295588
L		 41622010-05-21 Doug Kwan <dougkwan@google.com>
4163
4164 PR gold/11619
4165 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4166 avoid a compilation error.
4167
d103a984
RÁE		 41682010-05-19 Rafael Espindola <espindola@google.com>
4169
4170 * script-sections.cc (Output_section_definition::allocate_to_segment):
4171 Update the phdrs_list even when the output section is NULL.
4172 * testsuite/Makefile.am: Add test.
4173 * testsuite/Makefile.in: Regenerate.
4174 * testsuite/script_test_9.cc: New.
4175 * testsuite/script_test_9.sh: New.
4176 * testsuite/script_test_9.t: New.
4177
6625d24e
DK		 41782010-05-19 Doug Kwan <dougkwan@google.com>
4179
4180 * arm.cc (Arm_input_section::original_size): New method.
4181 (Arm_input_section::do_addralign): Add a cast.
4182 (Arm_input_section::do_output_offset): Remove static cast.
4183 (Arm_input_section::original_addralign,
4184 Arm_input_section::original_size_): Change type to uint32_t.
4185 (Arm_input_section::init): Add safe casts for section alignment
4186 and size.
4187 (Arm_input_section::set_final_data_size): Do not set address and
4188 offset of stub table.
4189 (Arm_output_section::fix_exidx_coverage): Change use of of
4190 Output_section::Simple_input_section to that of
4191 Output_section::Input_section.
4192 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4193 except for the first pass.
4194 * output.cc (Output_section::get_input_sections): Change type of
4195 input_sections to std::list<Input_section>.
4196 (Output_section::add_script_input_section): Rename from
4197 Output_section::add_simple_input_section. Change type of SIS
4198 parameter from Simple_input_section to Input_section.
4199 * output.h (Output_section::Simple_input_section): Remove class.
4200 (Output_section::Input_section): Change class visibility to public.
4201 (Output_section::Input_section::addralign): Use stored alignments
4202 for special input sections if set.
4203 (Output_section::Input_section::set_addralign): New method.
4204 (Output_section::get_input_sections): Change parameter type from
4205 list of Simple_input_section to list of Input_section.
4206 (Output_section::add_script_input_section): Rename from
4207 Output_section::add_simple_input_section. Change first parameter's
4208 type from Simple_input_section to Input_section and remove the
4209 second and third parameters.
4210 * script-sections.cc (Input_section::Input_section_list): Change
4211 type to list of Output_section::Input_section/
4212 (Input_section_info::Input_section_info): Change parameter type of
4213 INPUT_SECTION to Output_section::Input_section.
4214 (Input_section_info::input_section): Change return type.
4215 (Input_section_info::input_section_): Change type to
4216 Output_section::Input_section.
4217 (Output_section_element_input::set_section_addresses): Adjust code
4218 to use Output_section::Input_section instead of
4219 Output_section::Simple_input_section. Adjust code for renaming
4220 of Output_section::add_simple_input_section.
4221 (Orphan_output_section::set_section_addresses): Ditto.
4222
e1e82ea4
RW		 42232010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4224
4225 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4226 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4227
91e75c8a
RÁE		 42282010-05-18 Rafael Espindola <espindola@google.com>
4229
4230 * options.cc (General_options::finalize): Handle -nostdlib.
4231 * options.h (nostdlib): New option.
4232 * script.cc (script_add_search_dir): Handle -nostdlib.
4233
da59ad79
DK		 42342010-05-12 Doug Kwan <dougkwan@google.com>
4235
4236 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4237 attributes section only if there no attributes section after merging.
4238 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4239 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4240 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4241 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4242 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4243 and arm_attr_merge_7.stdout.
4244 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4245 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4246 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4247 arm_attr_merge_7b.o): New rules.
4248 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4249 arm_attr_merge_7
4250 * testsuite/Makefile.in: Regenerate.
4251 * testsuite/arm_attr_merge.sh: New file.
4252 * testsuite/arm_attr_merge_[67][ab].s: Same.
4253
3e01a7fd
NC		 42542010-05-05 Nick Clifton <nickc@redhat.com>
4255
4256 * po/es.po: Updated Spanish translation.
4257
7ad2014a
L		 42582010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4259
4260 * Makefile.am (install-exec-local): Properly install gold as
4261 default cross linker.
4262 * Makefile.in: Regenerated.
4263
4fda8867
NC		 42642010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4265 Nick Clifton <nickc@redhat.com>
4266
4267 * configure.ac (install_as_default): Define and set to false
4268 unless --enable-gold or --enable-gold=both/gold has been
4269 specified.
4270 * configure: Regenerate.
4271
4272 * Makefile.am (install-exec-local): Install the executable as
4273 'ld.gold'. If install_as_default is true then also install it as
4274 'ld'.
4275 * Makefile.in: Regenerated.
4276
bd288ea2
ILT		 42772010-04-24 Ian Lance Taylor <iant@google.com>
4278
4279 * layout.cc (Layout::layout_reloc): In relocatable link don't
4280 combine reloc sections for grouped sections.
4281
ef38fd8a
ST		 42822010-04-23 Sriraman Tallam <tmsriram@google.com>
4283
4284 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4285 sections that are not ordinary to icf.
4286 * icf.cc (get_section_contents): Handle relocation pointing to section
4287 with no object or shndx information.
4288 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4289 * testsuite/Makefile.in: Regenerate.
4290 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4291 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4292
f6973bdc
ILT		 42932010-04-22 Ian Lance Taylor <iant@google.com>
4294
4295 * expression.cc (Expression::Expression_eval_info): Add
4296 result_alignment_pointer field.
4297 (Expression::eval_with_dot): Add result_alignment_pointer
4298 parameter. Change all callers.
4299 (Expression::eval_maybe_dot): Likewise.
4300 (class Binary_expression): Add alignment_pointer parameter to
4301 left_value and right_value. Change all callers.
4302 (BINARY_EXPRESSION): Set result alignment.
4303 (class Trinary_expression): Add alignment_pointer parameter to
4304 arg2_value and arg3_value. Change all callers.
4305 (Trinary_cond::value): Set result alignment.
4306 (Max_expression::value, Min_expression::value): Likewise.
4307 (Align_expression::value): Likewise.
4308 * script-sections.cc (class Sections_element): Add dot_alignment
4309 parameter to set_section_addresses virtual function. Update
4310 instantiations.
4311 (class Output_section_element): Likewise.
4312 (Script_sections::create_segments): Add dot_alignment parameter.
4313 Change all callers.
4314 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4315 (Script_sections::set_phdrs_clause_addresses): Likewise.
4316 * script-sections.h: Update declarations.
4317 * script.h: Update declarations.
4318 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4319 min_p_align.
4320 * testsuite/script_test_3.t: Set large alignment.
4321 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4322 segment has expected alignment.
4323
9c9c98a5
NC		 43242010-04-22 Nick Clifton <nickc@redhat.com>
4325
4326 * po/gold.pot: Updated by the Translation project.
4327 * po/vi.po: Updated Vietnamese translation.
4328
2253bfba
L		 43292010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4330
4331 * testsuite/Makefile.am (check_PROGRAMS): Add
4332 icf_virtual_function_folding_test.
4333 * testsuite/Makefile.in: Regenerated.
4334
85fdf906
AH		 43352010-04-15 Andrew Haley <aph@redhat.com>
4336
4337 * options.h (merge_exidx_entries): New option.
4338 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4339 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4340 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4341 (Target_arm::merge_exidx_entries): New function.
4342 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4343 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4344 to Arm_exidx_fixup constructor.
4345 Add new arg, merge_exidx_entries.
4346 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4347 Arm_output_section::fix_exidx_coverage.
4348
ce97fa81
ST		 43492010-04-18 Sriraman Tallam <tmsriram@google.com>
4350
4351 * icf.cc (get_section_contents): Check for preemptible functions.
4352 Ignore addend when appropriate.
4353 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4354 section folded.
4355 (add_from_relobj): Check for section folded.
4356 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4357 * symtab.h (should_add_dynsym_entry): Add new parameter.
4358 * target-reloc.h (scan_relocs): Check for section folded.
4359 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4360 Check reloc types for function pointers in shared objects.
4361 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4362 case.
4363 (icf_preemptible_functions_test): New test case.
4364 (icf_string_merge_test): New test case.
4365 * testsuite.Makefile.in: Regenerate.
4366 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4367 bar_glob. Refactor code.
4368 * testsuite/icf_preemptible_functions_test.cc: New file.
4369 * testsuite/icf_preemptible_functions_test.sh: New file.
4370 * testsuite/icf_string_merge_test.cc: New file.
4371 * testsuite/icf_string_merge_test.sh: New file.
4372 * testsuite/icf_virtual_function_folding_test.cc: New file.
4373 * testsuite/icf_virtual_function_folding_test.sh: New file.
4374
04ceb17c
DK		 43752010-04-14 Doug Kwan <dougkwan@google.com>
4376
4377 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4378 for local symbol recounting if we remove a section due to ICF.
4379 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4380 there are no regular objects in input.
4381
153e7da4
DK		 43822010-04-13 Doug Kwan <dougkwan@google.com>
4383
4384 * arm.cc (Arm_input_section::set_final_data_size): Compute
4385 accurate final data size instead of using current data size.
4386
4dbd9faf
DK		 43872010-04-09 Doug Kwan <dougkwan@google.com>
4388
4389 * layout.cc (Layout::choose_output_section): Handle script section
4390 types.
4391 (Layout::make_output_section_for_script): Add section type parameter.
4392 Handle script section types.
4393 * layout.h (Layout::make_output_section_for_script): Add section
4394 type parameter.
4395 * output.cc (Output_section::Output_section): Initialize data member
4396 is_noload_.
4397 (Output_section::do_reset_address_and_file_offset): Do not set address
4398 to 0 if section is a NOLOAD section.
4399 * output.h (Output_section::is_noload): New method.
4400 (Output_section::set_is_noload): Ditto.
4401 (Output_section::is_noload_): New data member.
4402 * script-c.h (Script_section_type): New enum type.
4403 (struct Parser_output_section_header): Add new file section_type.
4404 * script-sections.cc (Sections_element::output_section_name): Add
4405 parameter for returning script section type.
4406 (Output_section_definition::output_section_name): Ditto.
4407 (Output_section_definition::section_type)P; New method.
4408 (Output_section_definiton::script_section_type_name): Ditto.
4409 (Output_section_definition::script_section_type_): New data member.
4410 (Output_section_definition::Output_section_definition): Initialize
4411 data member Output_section_definition::script_section_type_.
4412 (Output_section_definition::create_sections): Pass script section type
4413 to Layout::make_output_section_for_script.
4414 (Output_section_definition::output_section_name): Return script
4415 section type to caller.
4416 (Output_section_definition::set_section_address): Do not advance
4417 dot value and load address if section type is NOLOAD. Set address
4418 of NOLOAD sections regardless of section flags.
4419 (Output_section_definition::print): Print section type if it is
4420 not SCRIPT_SECTION_TYPE_NONE.
4421 (Output_section_definition::section_type): New method.
4422 (Output_section_definition::script_section_type_name): Ditto.
4423 (Script_sections::output_section_name): Add new parameter
4424 PSECTION_TYPE for returning script section type. Pass it to
4425 section elements. Handle discard sections.
4426 (Sort_output_sections::operator()): Handle NOLOAD sections.
4427 * script-sections.h (Script_sections::Section_type): New enum type.
4428 (Script_sections::output_section_name): Add a new parameter for
4429 returning script section type.
4430 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4431 INFO and NOLOAD.
4432 * yyscript.y (union): Add new field SECTION_TYPE.
4433 (COPY, DSECT, INFO, NOLOAD): New tokens.
4434 (opt_address_and_section_type): Change type to output_section_header.
4435 (section_type): New non-terminal
4436 (section_header): Handle section type.
2253bfba 4437 (opt_address_and_section_type): Return section type value.
4dbd9faf 4438
721ea635
L		 44392010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4440
4441 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4442 * testsuite/plugin_common_test_2.c (foo): Likewise.
4443
6bf924b0
DK		 44442010-04-08 Doug Kwan <dougkwan@google.com>
4445
4446 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4447 Output_merge_data.
4448 * output.cc (Output_section::add_merge_input_section): Simplify
4449 code and return status of Output_merge_base::add_input_section.
e1df38aa 4450 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4451 returns true.
4452
24af6f92
DK		 44532010-04-07 Doug Kwan <dougkwan@google.com>
4454
4455 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4456 if section is marked as containing instructions but has no mapping
4457 symbols.
4458 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4459 correct section index.
4460 (Arm_relobj::find_linked_text_section): Ditto.
4461
00698fc5
CC		 44622010-04-07 Cary Coutant <ccoutant@google.com>
4463
4464 * archive.cc (include_member): Destroy Read_symbols_data object before
4465 releasing file.
4466 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4467 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4468 (Read_symbols_data::~Read_symbols_data) New destructor.
4469 (Section_relocs::Section_relocs) New constructor.
4470 (Section_relocs::~Section_relocs) New destructor.
4471 (Read_relocs_data::Read_relocs_data) New constructor.
4472 (Read_relocs_data::~Read_relocs_data) New destructor.
4473 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4474 pointers to NULL after deleting.
4475
7296d933
DK		 44762010-04-07 Doug Kwan <dougkwan@google.com>
4477
4478 * arm.cc: Replace "endianity" with "endianness" in comments.
4479 (Arm_exidx_cantunwind): Ditto.
4480 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4481 (Arm_relobj::merge_flags_and_attributes): New method.
4482 (Arm_relobj::merge_flags_and_attributes_): New data member.
4483 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4484 (Arm_relobj::scan_sections_for_stubs): Ditto.
4485 (Arm_relobj::do_read_symbols): Check to see if we really want to
4486 merge processor-specific flags and attributes. Exit early if
4487 an object is empty except for section names and the undefined symbol.
4488 (Target_arm::do_finalize_sections): Move check for ELF format to
4489 Arm_relobj::do_read_symbols. Merge processor specific flags and
4490 attributes from a regular object only when we have determined that
4491 it is aapropriate. Do not create an .ARM.attributes section in
4492 output if there is no regular input object.
4493 (Target_arm::merge_processor_specific_flags): Check
4494 --warn-mismatch before printing any error.
4495 (Target_arm::merge_object_attributes): Ditto.
4496 * gold.cc (queue_middle_tasks): Handle the case in which there is
4497 no regular object in input.
4498 * options.cc (General_options::parse_EB): New method.
4499 (General_options::parse_EL): Same.
4500 (General_options::General_options): Initialize endianness_.
4501 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4502 New options.
4503 (General_options::Endianness): New enum.
4504 (General_options::endianness): New method.
4505 (General_options::endianness_): New data member.
4506 * parameters.cc (Parameters::set_options): Check target endianness.
4507 (Parameters::set_target_once): Ditto.
4508 (Parameters::check_target_endianness): New method.
4509 (parameters_force_valid_target): If either -EL or -EB is specified,
4510 use it to define endianness of default target.
4511 * parameters.h (Parameters::check_target_endianness): New method
4512 declaration.
4513 * target.h (class Target): Change "endianity" to "endianness"
4514 in comments.
4515
efc8d4f2
RW		 45162010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4517
4518 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4519 * configure: Regenerate.
4520 * Makefile.in: Regenerate.
4521 * testsuite/Makefile.in: Regenerate.
4522
be234d88
CC		 45232010-04-06 Cary Coutant <ccoutant@google.com>
4524
4525 gcc PR lto/42757
4526 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4527 prevailing definitions of common symbols.
4528 * testsuite/plugin_test_6.sh: New test case.
4529 * testsuite/plugin_common_test_1.c: New test case.
4530 * testsuite/plugin_common_test_2.c: New test case.
4531 * testsuite/Makefile.am (plugin_test_6): New test case.
4532 * testsuite/Makefile.in: Regenerate.
4533
bd32c6bd
NC		 45342010-04-06 Nick Clifton <nickc@redhat.com>
4535
4536 * po/vi.po: New Vietnamese translation.
4537
323c532f
DK		 45382010-03-30 Doug Kwan <dougkwan@google.com>
4539
4540 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4541
4fcd97eb
DK		 45422010-03-25 Doug Kwan <dougkwan@google.com>
4543
4544 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4545 to avoid a conversion warning on a 32-bit host.
4546
4ebf39db
ILT		 45472010-03-24 Ian Lance Taylor <iant@google.com>
4548
4549 * testsuite/script_test_3.t: Add a TLS segment.
4550 * testsuite/Makefile.am (check_PROGRAMS): Add
4551 tls_phdrs_script_test.
4552 (tls_phdrs_script_test_SOURCES): Define.
4553 (tls_phdrs_script_test_DEPENDENCIES): Define.
4554 (tls_phdrs_script_test_LDFLAGS): Define.
4555 (tls_phdrs_script_test_LDADD): Define.
4556 * testsuite/Makefile.in: Rebuild.
4557
4a599bdd
CC		 45582010-03-23 Cary Coutant <ccoutant@google.com>
4559
4560 * fileread.cc (find_or_make_view): Fix comment.
4561
6c93b22c
ILT		 45622010-03-23 Ian Lance Taylor <iant@google.com>
4563
4564 * script-sections.cc (class Orphan_section_placement): Define
4565 PLACE_TLS and PLACE_TLS_BSS.
4566 (Orphan_section_placement::Orphan_section_placement): Initialize
4567 new places.
4568 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4569 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4570 (tls_script_test_SOURCES): Define.
4571 (tls_script_test_DEPENDENCIES): Define.
4572 (tls_script_test_LDFLAGS): Define.
4573 (tls_script_test_LDADD): Define.
4574 * testsuite/Makefile.in: Rebuild.
4575
a2c7281b
DK		 45762010-03-22 Doug Kwan <dougkwan@google.com>
4577
4578 * arm.cc (Arm_relocate_functions::abs8,
4579 Arm_relocate_functions::abs16): Use correct check for overflow
4580 specified in the ARM ELF specs.
4581 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4582 target of a BLX instruction specially.
4583 (Reloc_stub::stub_type_for_reloc): Ditto.
4584 (Relocate::relocate): Use symbolic names instead of numeric relocation
4585 codes to report error.
4586 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4587 workaround.
4588 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4589 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4590 thumb2_blx_out_of_range.stdout
4591 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4592 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4593 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4594 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4595 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4596 thumb2_blx_in_range, thumb2_blx_in_range.o,
4597 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4598 thumb2_blx_out_of_range.o): New rules.
4599 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4600 thumb2_blx_in_range and thumb2_blx_out_of_range.
4601 * testsuite/Makefile.in: Regenerate.
4602 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4603 * testsuite/thumb_blx_in_range.s: New file.
4604 * testsuite/thumb_blx_out_of_range.s: New file.
4605
b0193076
RÁE		 46062010-03-22 Rafael Espindola <espindola@google.com>
4607
4608 * archive.cc (Should_include): Move to archive.h.
4609 (should_include_member): Make it a member of Archive.
4610 (Lib_group): New.
4611 (Add_lib_group_symbols): New.
4612 * archive.h: Include options.h.
4613 (Archive_member): Moved from Archive.
4614 (Should_include): Moved from archive.cc.
4615 (Lib_group): New.
4616 (Add_lib_group_symbols): New.
4617 * dynobj.cc (do_should_include_member): New.
4618 * dynobj.h (do_should_include_member): New.
4619 * gold.cc (queue_initial_tasks): Update call to queue.
4620 * main.cc (main): Print lib group stats.
4621 * object.cc (do_should_include_member): New.
4622 * object.h: Include archive.h.
4623 (Object::should_include_member): New.
4624 (Object::do_should_include_member): New.
4625 (Sized_relobj::do_should_include_member): New.
4626 * options.cc (General_options::parse_start_lib): New.
4627 (General_options::parse_end_lib): New.
4628 (Input_arguments::add_file): Handle lib groups.
4629 (Input_arguments::start_group): Check we are not in a lib.
4630 (Input_arguments::start_lib): New.
4631 (Input_arguments::end_lib): New.
4632 * options.h (General_options): Add start_lib and end_lib.
4633 (Input_argument::lib_): New.
4634 (Input_argument::lib): New.
4635 (Input_argument::is_lib): New.
4636 (Input_file_lib): New.
4637 (Input_arguments::in_lib_): New.
4638 (Input_arguments::in_lib): New.
4639 (Input_arguments::start_lib): New.
4640 (Input_arguments::end_lib_): New.
4641 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4642 in unused members as preempted.
4643 (Sized_pluginobj::do_should_include_member): New.
4644 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4645 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4646 return the blocker.
4647 (Read_symbols::do_whole_lib_group): New.
4648 (Read_symbols::do_lib_group): New.
4649 (Read_symbols::do_read_symbols): Handle lib groups.
4650 (Read_symbols::get_name): Handle lib groups.
4651 * readsyms.h (Read_symbols): Add an archive member pointer.
4652 (Read_symbols::do_whole_lib_group): New.
4653 (Read_symbols::do_lib_group): New.
4654 (Read_symbols::member_): New.
4655 * script.cc (read_input_script): Update call to queue_soon.
4656
d099120c
DK		 46572010-03-19 Doug Kwan <dougkwan@google.com>
4658
4659 * arm.cc (Stub_table::Stub_table): Initialize new data members
4660 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4661 (Stub_table::add_reloc_stub): Assign stub offset and update
4662 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4663 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4664 New data members.
4665 (Stub_table::update_data_size_and_addralign): Use
4666 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4667 instead of going over all reloc stubs.
4668 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4669 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4670 Stringpool_template::offset_ to size of Stringpool_char.
4671 (Stringpool_template::new_key_offset): Remove code to initialize
4672 Stringpool_template::offset_.
4673 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4674 Stringpool_template::offset_ to zero.
4675
1aa37384
DK		 46762010-03-15 Doug Kwan <dougkwan@google.com>
4677
4678 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4679 offset_.
4680 (Stringpool_template::new_key_offset): New method.
4681 (Stringpool_template::add_string): Assign offsets when adding new
4682 strings.
4683 (Stringpool_template::set_string_offsets): Do not set string offsets
4684 when not optimizing.
4685 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4686 member size_.
4687 (Chunked_vector::clear): Clear size_.
4688 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4689 (Chunked_vector::size): Return size_.
4690 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4691 (Chunked_vector::size_): New data member.
1aa37384
DK		 4692 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4693 (Stringpool_template::new_key_offset): New method declaration.
4694 (Stringpool_template::offset_): New data member.
4695
b672b057
RÁE		 46962010-03-15 Rafael Espindola <espindola@google.com>
4697
4698 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4699 Add_symbols' constructor.
4700 * readsyms.h (Add_symbols): Remove the input_group member.
4701
b6848d3c
ILT		 47022010-03-10 Ian Lance Taylor <iant@google.com>
4703
4704 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4705 target to ask whether a reference to a symbol requires a stack
4706 split.
4707 * target.h (Target::is_call_to_non_split): New function.
4708 (Target::do_is_call_to_non_split): Declare virtual function.
4709 * target.cc: Include "symtab.h".
4710 (Target::do_is_call_to_non_split): New function.
4711 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4712
a2a5469e
CC		 47132010-03-10 Cary Coutant <ccoutant@google.com>
4714
4715 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4716 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4717 (File_read::open[2]): Add whole_file_view_ to list of views.
4718 (File_read::make_view): Remove test of whole_file_view_.
4719 (File_read::find_or_make_view): Create whole_file_view_ if
4720 necessary.
4721 (File_read::clear_views): Replace bool parameter with enum;
4722 adjust all callers. Don't delete views with permanent data;
4723 do delete cached views and views from archives if
4724 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4725 if clearing the corresponding view.
4726 * fileread.h (File_read::Clear_views_mode): New enum.
4727 (File_read::View::is_permanent_view): New method.
4728 (File_read::clear_views): Replace bool parameter
4729 with enum; adjust all callers.
4730 * options.h (General_options): Change keep_files_mapped option;
4731 add map_whole_files.
4732 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4733 releasing the file.
4734 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4735 the file.
4736
8861f32b
DM		 47372010-03-10 David S. Miller <davem@davemloft.net>
4738
4739 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4740
d62d0f5f
ST		 47412010-03-09 Sriraman Tallam <tmsriram@google.com>
4742
4743 * icf.cc (get_section_contents): Add '@' marker after processing the
4744 merge reloc.
4745
9177756d
DK		 47462010-03-08 Doug Kwan <dougkwan@google.com>
4747
4748 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4749 due to a conversion warning.
4750 (Arm_relobj::update_output_local_symbol_count): Check for local
4751 symbol with unset output index.
4752
9e9e071b
ILT		 47532010-03-05 Ian Lance Taylor <iant@google.com>
4754
4755 * options.h (class General_options): Add --spare-dynamic-tags.
4756 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4757 --spare-dynamic-tags.
4758
a81ee015
ILT		 47592010-03-05 Ian Lance Taylor <iant@google.com>
4760
4761 * incremental.cc: Include "libiberty.h".
4762
44ec90b9
RO		 47632010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4764
4765 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4766 function, is_info_ member.
4767 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4768 (Versions::Versions): Update caller.
4769 (Versions::define_base_version): Likewise.
4770 (Versions::add_def): Likewise.
4771
0897ed3b
ST		 47722010-03-03 Sriraman Tallam <tmsriram@google.com>
4773
4774 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4775 (Scan::possible_function_pointer_reloc): New function.
4776 (Scan::local_reloc_may_be_function_pointer): Change to call
4777 possible_function_pointer_reloc.
4778 (Scan::global_reloc_may_be_function_pointer): Ditto.
4779 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4780 relocations in ".data.rel.ro._ZTV" section.
4781 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4782 * testsuite/icf_safe_so_test.cc: Ditto.
4783 * testsuite/icf_safe_test.cc: Ditto.
4784 * testsuite/icf_safe_test.sh: Ditto.
4785
d3bbad62
ILT		 47862010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4787 Ian Lance Taylor <iant@google.com>
4788
4789 * target-reloc.h (relocate_section): Check the symbol table index
4790 for -1U before setting the local symbol index.
4791 (scan_relocatable_relocs): If copying the relocation, record that
4792 the local symbol is required.
4793 * object.h (Symbol_value::is_output_symtab_index_set): New
4794 function.
4795 (Symbol_value::may_be_discarded_from_output_symtab): New
4796 function.
4797 (Symbol_value::has_output_symtab_entry): New function.
4798 (Symbol_value::needs_output_symtab_entry): Remove.
4799 (Symbol_value::output_symtab_index): Make sure the symbol index is
4800 set.
4801 (Symbol_value::set_output_symtab_index): Make sure the symbol
4802 index is not set. Make sure the new index is valid.
4803 (Symbol_value::set_must_have_output_symtab_entry): New function.
4804 (Symbol_value::has_output_dynsym_entry): New function.
4805 (Symbol_value::set_output_dynsym_index): Make sure the new index
4806 is valid.
4807 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4808 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4809 local symbol if permitted.
4810 (Sized_relobj::do_finalize_local_symbols): Call
4811 is_output_symtab_index_set rather than needs_output_symtab_entry.
4812 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4813 rather than needs_output_symtab_entry. Call
4814 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4815 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4816 is_output_symtab_index_set rather than needs_output_symtab_entry.
4817 * testsuite/discard_locals_relocatable_test.c: New file.
4818 * testsuite/discard_locals_test.sh: Test -r.
4819 * testsuite/Makefile.am (check_DATA): Add
4820 discard_locals_relocatable_test1.syms,
4821 discard_local_relocatable_test2.syms.
4822 (MOSTLYCLEANFILES): Likewise. Also add
4823 discard_locals_relocatable_test1.lout and
4824 discard_locals_relocatable_test2.out.
4825 (discard_locals_relocatable_test1.syms): New target.
4826 (discard_locals_relocatable_test.o): New target.
4827 (discard_locals_relocatable_test1.out): New target.
4828 (discard_locals_relocatable_test2.syms): New target.
4829 (discard_locals_relocatable_test2.out): New target.
4830 (various): Add missing ../ld-new dependencies.
4831 * testsuite/Makefile.in: Rebuild.
4832
7e8ccf26
NC		 48332010-03-03 Nick Clifton <nickc@redhat.com>
4834
4835 * po/fi.po: New Finnish translation.
4836
2a0ff005
DK		 48372010-03-01 Doug Kwan <dougkwan@google.com>
4838
4839 * layout.cc (Layout::Layout): Force section types of .init_array*,
4840 .preinit_array* and .fini_array* sections.
4841 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4842 Fix check of return value of std::string::find.().
4843 (Output_section::Input_section_sort_compare::operator()): Remove
4844 comment about .init_array.
4845 (Output_section::Input_section_sort_init_fini_compare::operator()):
4846 New method.
4847 (Output_section::sort_attached_input_sections): Handle .init_array
4848 and .fini_array specially.
4849 * output.h (Output_section::Inut_section_sort_compare): Update
4850 comment.
4851 (Output_section::Input_section_sort_init_fini_compare): New struct.
4852
c3e4ae29
DK		 48532010-02-26 Doug Kwan <dougkwan@google.com>
4854
4855 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4856 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4857 * testsuite/debug_msg.sh: Avoid matching source line number for
4858 use of global variable undef_int.
4859
2fd9ae7a
DK		 48602010-02-26 Doug Kwan <dougkwan@google.com>
4861
4862 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4863 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4864 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4865 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4866 * options.cc (General_options::General_options): Initialize member
4867 fix_v4bx_.
4868 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4869 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4870 and rm_no_fix_v4bx.stdout
4871 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4872 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4873 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4874 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4875 and arm_no_fix_v4bx.
4876 * Makefile.in: Regenerate.
4877 * testsuite/arm_fix_v4bx.s: New file.
4878 * testsuite/arm_fix_v4bx.sh: Ditto.
4879
67ec7d0b
DK		 48802010-02-24 Doug Kwan <dougkwan@google.com>
4881
4882 * arm.cc (Target_arm::got_section): Make the .got section the first
4883 non RELRO section in the data segment.
4884 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4885 suffixes of section names.
4886
10165461
DK		 48872010-02-24 Doug Kwan <dougkwan@google.com>
4888
4889 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4890 flags and attributes merging if an input file is a binary file.
4891 * fileread.cc (Input_file::open): Record format of original file.
4892 * fileread.h (Input_file::Format): New enum type.
4893 (Input_file::Input_file): Initialize data member format_.
4894 (Input_file::format): New method definition.
4895 (Input_file::format_):: New data member.
4896
4a54abbb
DK		 48972010-02-24 Doug Kwan <dougkwan@google.com>
4898
4899 * arm.cc (Arm_output_data_got): New class.
4900 (ARM_TCB_SIZE): New constant
4901 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4902 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4903 If user uses a script with a SECTIONS clause, issue only a warning
4904 for a misplaced EXIDX input section. Otherwise, issue an error.
4905 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4906 garbage collection.
4907 (Target_arm::got_mode_index_entry): Handle static linking.
4908 (Target_arm::Scan::local): Ditto.
4909 (Target_arm::Scan::global): Ditto.
4910 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4911 all incorrectly implemented relocations.
e1df38aa 4912 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4913 Arm_output_section::fix_exidx_coverage.
4914 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4915 from ".ARM.exidx." and ".ARM.extab.".
4916
ca419a6f
ILT		 49172010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4918
4919 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4920 section if it does not already exist.
4921 * attributes.cc (Attributes_section_data::Attributes_section_data):
4922 Don't crash if size is zero.
4923
135b9c78
ILT		 49242010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4925 Ian Lance Taylor <iant@google.com>
4926
4927 * gold.cc (queue_middle_tasks): If no input files were opened,
4928 exit.
4929 * workqueue.h (Task_function::Task_function): Assert that there is
4930 a blocker.
4931
bb0bfe4f
DK		 49322010-02-22 Doug Kwan <dougkwan@google.com>
4933
4934 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4935 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4936 types to avoid warnings due to different uint64_t implementations
4937 on different hosts.
4938
2a2b6d42
DK		 49392010-02-21 Doug Kwan <dougkwan@google.com>
4940
4941 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4942 handling of the maximum backward branch offset.
4943 (Arm_relocate_functions::thumb_branch_common): Ditto.
4944 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4945 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4946 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4947 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4948 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4949 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4950 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4951 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4952 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4953 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4954 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4955 thumb2_bl_out_of_range.o): New rules.
4956 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4957 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4958 thumb2_bl_out_of_range
4959 * testsuite/Makefile.in: Regenerate.
4960 * testsuite/arm_bl_in_range.s: New file.
4961 * testsuite/arm_bl_out_of_range.s: Ditto.
4962 * testsuite/arm_branch_in_range.sh: Ditto.
4963 * testsuite/arm_branch_range.t: Ditto.
4964 * testsuite/thumb2_branch_range.t: Ditto.
4965 * testsuite/thumb_bl_in_range.s: Ditto.
4966 * testsuite/thumb_bl_out_of_range.s: Ditto.
4967 * testsuite/thumb_branch_range.t: Ditto.
4968
b487ad64
ST		 49692010-02-20 Sriraman Tallam <tmsriram@google.com>
4970
4971 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4972 Add reloc offset information.
4973 * icf.cc (get_section_contents): Change iterators to point to the new
4974 vectors. Add reloc offset information to the contents.
4975 * icf.h (Icf::Sections_reachable_info): New typedef.
4976 (Icf::Sections_reachable_list): New typedef.
4977 (Icf::Offset_info): New typedef.
4978 (Icf::Reloc_info): New struct typedef.
4979 (Icf::Reloc_info_list): New typedef.
4980 (Icf::symbol_reloc_list): Delete method.
4981 (Icf::addend_reloc_list): Delete method.
4982 (Icf::section_reloc_list): Delete method.
4983 (Icf::reloc_info_list): New method.
4984 (Icf::reloc_info_list_): New member.
4985
f96accdf
DK		 49862010-02-19 Doug Kwan <dougkwan@google.com>
4987
4988 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4989 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4990 * arm.cc (Arm_relocation_functions): New forward declaration.
4991 (Target_arm::Target_arm): Initialize new data members
4992 got_mod_index_offset_ and tls_base_symbol_defined_.
4993 (Target_arm::Relocate::relocate_tls): New method.
4994 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4995 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4996 New methods.
4997 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4998 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4999 (Target_arm::got_mod_index_offset_,
5000 Target_arm::tls_base_symbol_defined_): New data members.
5001 (Target_arm::Scan::local, Target::Scan::global,
5002 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5003 relocations.
5004
c8761b9a
DK		 50052010-02-18 Doug Kwan <dougkwan@google.com>
5006
5007 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5008 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5009 text section as a parameter becuase some broken tools may not set
5010 the link in section header.
5011 (Target_arm::has_got_section): New method.
5012 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5013 without any mapping symbol as data only. Remove warning.
5014 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5015 link in its section header, try to discover the link by inspecting the
5016 REL31 relocation at the beginning of the section.
5017 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5018 in error message.
5019 (Target_arm::Scan::global): Treat any reference to the symbol
5020 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5021
21bb3914
ST		 50222010-02-12 Sriraman Tallam <tmsriram@google.com>
5023
5024 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5025 (Scan::global_reloc_may_be_function_pointer): New function.
5026 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5027 (Scan::global_reloc_may_be_function_pointer): New function.
5028 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5029 (Scan::global_reloc_may_be_function_pointer): New function.
5030 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5031 (Scan::global_reloc_may_be_function_pointer): New function.
5032 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5033 (Scan::global_reloc_may_be_function_pointer): New function.
5034 (Scan::possible_function_pointer_reloc): New function.
5035 (Target_x86_64::can_check_for_function_pointers): New function.
5036 * gc.h (gc_process_relocs): Scan relocation types to determine if
5037 function pointers were taken for targets that support it.
5038 * icf.cc (Icf::find_identical_sections): Include functions for
5039 folding in safe ICF whose pointer is not taken.
5040 * icf.h (Secn_fptr_taken_set): New typedef.
5041 (fptr_section_id_): New member.
5042 (section_has_function_pointers): New function.
5043 (set_section_has_function_pointers): New function.
5044 (check_section_for_function_pointers): New function.
5045 * options.h: Fix comment for safe ICF option.
5046 * target.h (can_check_for_function_pointers): New function.
5047 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5048 Modify icf_safe_test for X86-64.
5049 * testsuite/Makefile.in: Regenerate.
5050 * testsuite/icf_safe_so_test.cc: New file.
5051 * testsuite/icf_safe_so_test.sh: New file.
5052 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5053 (main): Change to take pointer to function kept_func_3.
5054 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5055 folding is done correctly for X86-64.
5056
0da6fa6c
DM		 50572010-02-12 David S. Miller <davem@davemloft.net>
5058
5059 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5060 is_symbolless parameter.
5061 (Output_reloc<SHT_REL>::is_symbolless): New.
5062 (Output_reloc<SHT_REL>::is_symbolless_): New.
5063 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5064 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5065 (Output_reloc<SHT_RELA>::is_symbolless): New.
5066 (Output_data_reloc::add_global): Handle is_symbolless.
5067 (Output_data_reloc::add_global_relative): Likewise.
5068 (Output_data_reloc::add_local): Likewise.
5069 (Output_data_reloc::add_local_relative): Likewise.
5070 (Output_data_reloc::add_symbolless_global_addend): New.
5071 (Output_data_reloc::add_symbolless_local_addend): New.
5072 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5073 is_symbolless.
5074 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5075 instead of ->is_relative_
5076 (Output_reloc::write): Likewise.
5077 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5078 (Output_reloc::write_rel): Simplify.
5079
5080 * sparc.cc (Target_sparc::Scan::local): Use
5081 ->add_symbolless_local_addend as needed.
5082 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5083 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5084 based upon relocation offset.
5085
e4782e83
DK		 50862010-02-11 Doug Kwan <dougkwan@google.com>
5087
5088 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5089 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5090 beginning of function.
5091 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5092 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5093 parameter is_32bit in calls to should_apply_static_reloc.
5094 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5095 (check_DATA): Add arm_abs_global.stdout.
5096 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5097 arm_abs_global.stdout): New rules.
5098 (MOSTLLYCLEANFILES): Add arm_abs_global
5099 * Makefile.in: Regenerate.
5100 * testsuite/arm_abs_global.s: New file.
5101 * testsuite/arm_abs_global.sh: Ditto.
5102 * testsuite/arm_abs_lib.s: Ditto.
5103
93ceb764
ILT		 51042010-02-11 Ian Lance Taylor <iant@google.com>
5105
5106 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5107 Read_relocs task.
5108 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5109 Allocate_commons_task first.
5110 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5111 task, rather than symtab_lock_.
5112 (Gc_process_relocs::~Gc_process_relocs): New function.
5113 (Gc_process_relocs::is_runnable): Check this_blocker_.
5114 (Gc_process_relocs::locks): Use next_blocker_ rather than
5115 blocker_.
5116 (Scan_relocs::~Scan_relocs): New function.
5117 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5118 symtab_lock_.
5119 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5120 next_blocker_.
5121 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5122 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5123 constructor accordingly.
5124 (class Gc_process_relocs): Likewise.
5125 (class Scan_relocs): Likewise.
5126 * common.h (class Allocate_commons_task): Remove symtab_lock_
5127 field, and corresponding constructor parameter.
5128 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5129 symtab_lock_.
5130 (Allocate_commons_task::locks): Likewise.
5131
114dfbe1
ILT		 51322010-02-11 Ian Lance Taylor <iant@google.com>
5133
5134 * gold-threads.h (class Once): Define.
5135 (class Initialize_lock): Rewrite as child of Once.
5136 * gold-threads.cc (class Once_initialize): Define.
5137 (once_pointer_control): New static variable.
5138 (once_pointer, once_arg): New static variables.
5139 (c_run_once): New static function.
5140 (Once::Once, Once::run_once, Once::internal_run): New functions.
5141 (class Initialize_lock_once): Remove.
5142 (initialize_lock_control): Remove.
5143 (initialize_lock_pointer): Remove.
5144 (initialize_lock_once): Remove.
5145 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5146 (Initialize_lock::initialize): Rewrite.
5147 (Initialize_lock::do_run_once): New function.
5148 * archive.cc (Archive::interpret_header): Only clear name if it is
5149 not already empty.
5150 * fileread.cc: Include "gold-threads.h"
5151 (file_counts_lock): New static variable.
5152 (file_counts_initialize_lock): Likewise.
5153 (File_read::release): Only increment counts when using --stats.
5154 Use a lock around the increment.
5155 * parameters.cc (class Set_parameters_target_once): Define.
5156 (set_parameters_target_once): New static variable.
5157 (Parameters::Parameters): Move here from parameters.h.
5158 (Parameters::set_target): Rewrite.
5159 (Parameters::set_target_once): New function.
5160 (Parameters::clear_target): Move here and rewrite.
5161 * parameters.h (class Parameters): Update declarations. Add
5162 set_parameters_target_once_ field.
5163 (Parameters::Parameters): Move to parameters.cc.
5164 (Parameters::clear_target): Likewise.
5165 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5166 task.
5167 (Start_group::~Start_group): New function.
5168 (Start_group::is_runnable): New function.
5169 (Start_group::locks, Start_group::run): New functions.
5170 (Finish_group::run): Change saw_undefined to size_t.
5171 * readsyms.h (class Start_group): Define.
5172 (class Finish_group): Change saw_undefined_ field to size_t.
5173 (Finish_group::Finish_group): Remove saw_undefined and
5174 this_blocker parameters. Change all callers.
5175 (Finish_group::set_saw_undefined): New function.
5176 (Finish_group::set_blocker): New function.
5177 * symtab.h (class Symbol_table): Change saw_undefined to return
5178 size_t. Change saw_undefined_ field to size_t.
5179 * target-select.cc (Set_target_once::do_run_once): New function.
5180 (Target_selector::Target_selector): Initialize set_target_once_
5181 field. Don't initialize lock_ and initialize_lock_ fields.
5182 (Target_selector::instantiate_target): Rewrite.
5183 (Target_selector::set_target): New function.
5184 * target-select.h (class Set_target_once): Define.
5185 (class Target_selector): Update declarations. Make
5186 Set_target_once a friend. Remove lock_ and initialize_lock_
5187 fields. Add set_target_once_ field.
5188
fa17a3f4
ILT		 51892010-02-10 Ian Lance Taylor <iant@google.com>
5190
5191 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5192 queueing any tasks.
5193 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5194 (queue_middle_tasks): Add all blockers before queueing any tasks.
5195 (queue_final_tasks): Likewise.
5196 * token.h (Task_token::add_blockers): New function.
5197 * object.h (Input_objects::number_of_relobjs): New function.
5198
c7177d31
ILT		 51992010-02-10 Ian Lance Taylor <iant@google.com>
5200
5de0e392
ILT		 5201 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5202 shared, not if not position independent.
5203 * x86_64.cc (Relocate::relocate_tls): Likewise.
5204 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5205 (tls_pie_pic_test): New target.
5206 * testsuite/Makefile.in: Rebuild.
5207
c7177d31
ILT		 5208 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5209 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5210 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5211 * testsuite/Makefile.in: Rebuild.
5212
684b268a
DM		 52132010-02-09 David S. Miller <davem@davemloft.net>
5214
5215 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5216 R_SPARC_RELATIVE using ->add_local_relative().
5217 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5218
612a8d3d
DM		 5219 * output.h (Output_data_dynamic::add_section_size): New method
5220 that takes two Output_data objects.
5221 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5222 entry param. Handle it in initializers.
5223 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5224 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5225 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5226 arg.
5227 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5228 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5229 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5230 for dynrel_includes_plt.
5231 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5232 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5233 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5234 before .rela.plt
5235 (Target_sparc::do_finalize_sections): Update to pass true for
5236 dynrel_includes_plt.
5237 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5238 output before .rela.plt
5239 (Target_powerpc::do_finalize_sections): Update to pass true for
5240 dynrel_includes_plt when 32-bit.
5241
cb1be87e
DK		 52422010-02-08 Doug Kwan <dougkwan@google.com>
5243
5244 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5245 method.
5246 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5247 Arm_relobj::scan_section_for_cortex_a8_stubs,
5248 Arm_relobj::do_relocation_section): Instead of calling
5249 Output_section::output_address, use faster
5250 Arm_relobj::simple_input_section_output_address.
5251
705b5121
DM		 52522010-02-08 David S. Miller <davem@davemloft.net>
5253
5254 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5255 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5256 relocation helper function.
5257
024c4466
DM		 5258 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5259 just like R_SPARC_GOT{10,13,22}.
5260 (Target_sparc::Scan::local): Likewise.
5261 (Target_sparc::Relocate:relocate): Likewise.
5262
9109c078
ILT		 52632010-02-06 Ian Lance Taylor <iant@google.com>
5264
5265 * configure.ac: Rewrite targetobjs duplicate removal code to use
5266 only shell constructs.
5267 * configure: Rebuild.
5268
cf846138
DK		 52692010-02-05 Doug Kwan <dougkwan@google.com>
5270
5271 PR 11247
5272 * arm.cc (Arm_relobj::section_is_scannable): New method.
5273 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5274 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5275
6cfaf60b
DK		 52762010-02-04 Doug Kwan <dougkwan@google.com>
5277
5278 PR 11247
5279 * arm-reloc-property.cc (cstdio): Include.
5280 * configure.ac (targetobjs): Remove duplicates.
5281 * configure: Regenerate.
5282 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5283 big and little endian version for a given address size.
5284
5c57f1be
DK		 52852010-02-03 Doug Kwan <dougkwan@google.com>
5286
5287 * arm-reloc-property.cc
5288 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5289 definition.
5290 * arm-reloc-property.h
5291 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5292 New method definition.
5293 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5294 declaration.
5295 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5296 overflow to N.
5297 (GOT_PREL): Change implemented to Y.
5298 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5299 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5300 (Arm_relocate_functions::movw_abs_nc): Remove method.
5301 (Arm_relocate_functions::movt_abs): Ditto.
5302 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5303 (Arm_relocate_functions::thm_movt_abs): Ditto.
5304 (Arm_relocate_functions::movw_rel_nc): Ditto.
5305 (Arm_relocate_functions::movw_rel): Ditto.
5306 (Arm_relocate_functions::movt_rel): Ditto.
5307 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5308 (Arm_relocate_functions:thm_movw_rel): Ditto.
5309 (Arm_relocate_functions:thm_movt_rel): Ditto.
5310 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5311 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5312 New method definitions.
5313 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5314 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5315 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5316 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5317 (Target_arm::Relocate::relocate): Check for non-static or
5318 unimplemented relocation code and exit early. Change calls to
5319 Target_arm::reloc_uses_thumb_bit and
5320 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5321 instead. Refactor code to handle similar relocations to increase
5322 code sharing. Remove check for unsupported relocation code in switch
5323 statement.
5324 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5325 relocation property table to find out size. Change error message to
5326 print out the name of a relocation code instead of the numeric value.
5327 (Target_arm::scan_reloc_for_stub): Use relocation property table
5328 instead of calling Target_arm::reloc_uses_thumb_bit().
5329
218c5831
DK		 53302010-02-02 Doug Kwan <dougkwan@google.com>
5331
5332 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5333 types of relaxed input section.
5334
0d31c79d
DK		 53352010-02-02 Doug Kwan <dougkwan@google.com>
5336
5337 * Makefile.am (HFILES): Add arm-reloc-property.h.
5338 (DEFFILES): New.
5339 (TARGETSOURCES): Add arm-reloc-property.cc
5340 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5341 (libgold_a_SOURCES): $(DEFFILES)
5342 * Makefile.in: Regenerate.
5343 * arm-reloc-property.cc: New file.
5344 * arm-reloc-property.h: New file.
5345 * arm-reloc.def: New file.
5346 * arm.cc: Update comments.
5347 (arm-reloc-property.h): New included header.
5348 (arm_reloc_property_table): New global variable.
5349 (Target_arm::do_select_as_default_target): New method definition.
5350 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5351 arm-reloc-property to targ_extra_obj.
5352 * parameters.cc (set_parameters_target): Call
5353 Target::select_as_default_target().
5354 * target.h (Target::select_as_default_target): New method definition.
5355 (Target::do_select_as_default_target): Same.
5356
546c7457
DK		 53572010-02-01 Doug Kwan <dougkwan@google.com>
5358
5359 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5360 first_output_text_section_.
5361 (Arm_exidx_fixup::first_output_text_section): New method definition.
5362 (Arm_exidx_fixup::first_output_text_section_): New data member.
5363 (Arm_exidx_fixup::process_exidx_section): Record the first text
5364 output section seen.
5365 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5366 and entsize in output section header.
5367
11b861d5
DK		 53682010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5369
5370 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5371 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5372 (Arm_relocate_functions::thm_alu11): New Method.
5373 (Arm_relocate_functions::thm_pc8): New Method.
5374 (Arm_relocate_functions::thm_pc12): New Method.
5375 (Target_arm::Scan::local): Handle the relocations.
5376 (Target_arm::Scan::global): Likewise.
5377 (Target_arm::Relocate::relocate): Likewise.
5378 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5379
c9a2c125
DK		 53802010-01-29 Doug Kwan <dougkwan@google.com>
5381
5382 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5383 of relocation types as ld.
5384
1521477a
DK		 53852010-01-29 Doug Kwan <dougkwan@google.com>
5386
5387 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5388 to public.
5389 (Arm_relocate_functions::thumb_branch_common): Ditto.
5390 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5391 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5392 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5393 Arm_relocate_functions::jump24): Remove.
5394 (Target_arm::Relocate::relocate): Adjust code to call
5395 Arm_relocation_functions::arm_branch_common and
5396 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5397 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5398
e7eca48c
DK		 53992010-01-29 Doug Kwan <dougkwan@google.com>
5400
5401 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5402 output_local_symbol_count_needs_update_.
5403 (Arm_relobj::output_local_symbol_count_needs_update,
5404 Arm_relobj::set_output_local_symbol_count_needs_update,
5405 Arm_relobj::update_output_local_symbol_count): New methods.
5406 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5407 member.
5408 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5409 of pointed function as in a R_ARM_PREL31 relocation.
5410 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5411 for output local symbol count updating.
5412 (Target_arm::do_relax): Update output local symbol counts in objects
5413 if necessary.
5414 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5415
02961d7e
ILT		 54162010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5417
5418 * arm.cc: Added support for the ARM relocations:
5419 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5420 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5421 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5422 movw_prel_nc).
5423 (Arm_relocate_functions::movw_rel): New method.
5424 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5425 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5426 thm_movw_prel_nc).
5427 (Arm_relocate_functions::thm_movw_rel): New method.
5428 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5429 thm_movt_prel).
5430 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5431 relocations.
5432 (Target_arm::Scan::global): Likewise.
5433 (Target_arm::Relocate::relocate): Likewise.
5434 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5435 Likewise.
5436
b10d2873
ILT		 54372010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5438
5439 * arm.cc: Added support for ARM group relocations.
5440 (Target_arm::reloc_needs_sym_origin): New method.
5441 (Arm_relocate_functions::calc_grp_kn): New method.
5442 (Arm_relocate_functions::calc_grp_residual): New method.
5443 (Arm_relocate_functions::calc_grp_gn): New method.
5444 (Arm_relocate_functions::arm_grp_alu): New Method.
5445 (Arm_relocate_functions::arm_grp_ldr): New Method.
5446 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5447 (Arm_relocate_functions::arm_grp_ldc): New Method.
5448 (Target_arm::Scan::local): Handle the ARM group relocations.
5449 (Target_arm::Scan::global): Likewise.
5450 (Target_arm::Relocate::relocate): Likewise.
5451 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5452 Likewise.
5453
2b328d4e
DK		 54542010-01-26 Doug Kwan <dougkwan@google.com>
5455
5456 * arm.cc (set): Include.
5457 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5458 pointer type.
5459 (Arm_output_section::Text_section_list): New type.
5460 (Arm_output_section::append_text_sections_to_list): New method.
5461 (Arm_output_section::fix_exidx_coverage): Ditto.
5462 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5463 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5464 Relobj::set_section_offset() instead of
5465 Sized_relobj::invalidate_section_offset().
5466 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5467 parameter for section headers. Ignore relocation sections for
5468 unallocated sections and EXIDX sections.
5469 (Target_arm::fix_exidx_coverage): New method.
5470 (Target_arm::output_section_address_less_than): New type.
5471 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5472 linked text section instead of the EXIDX section.
5473 (Arm_output_section::create_stub_group): Add an assertion to check
5474 that this is not an EXIDX output section.
5475 (Arm_output_section::append_text_sections_to_list): New method.
5476 (Arm_output_section::fix_exidx_coverage): Ditto.
5477 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5478 Arm_relobj::section_needs_reloc_stub_scanning.
5479 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5480 first pass.
5481 (Target_arm::fix_exidx_coverage): New method.
5482 * object.h (Relobj::set_output_section): New method.
5483 (Sized_relobj::invalidate_section_offset): Remove method.
5484 (Sized_relobj::do_invalidate_section_offset): Remove method.
5485 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5486
c7f3c371
DK		 54872010-01-25 Doug Kwan <dougkwan@google.com>
5488
5489 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5490 Fix warning due to signed and unsigned comparison on a 32-bit host.
5491
8923b24c
DK		 54922010-01-22 Doug Kwan <dougkwan@google.com>
5493
5494 * arm.cc (Target_arm::do_relax): Record an output section for section
5495 offset adjustment it contains any stub table that has changed.
5496 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5497 offsets in an output section if necessary.
5498 * output.cc (Output_section::Output_section): Initialize
5499 section_offsets_need_adjustments_.
5500 (Output_section::add_input_section_for_script): Renamed to
5501 Output_section::add_simple_input_section.
5502 (Output_section::save_states): Add a comment.
5503 (Output_section::discard_states): New method defintion.
5504 (Output_section::adjust_section_offsets): Same.
5505 * output.h (Output_section::add_input_section_for_script): Renamed to
5506 Output_section::add_simple_input_section.
5507 (Output_section::discard_states): New method declaration.
5508 (Output_section::adjust_section_offsets): Same.
5509 (Output_section::section_offsets_need_adjustment,
5510 Output_section::set_section_offsets_need_adjustment): New method
5511 definitions.
5512 (Output_section::section_offsets_need_adjustment_): New data member.
5513 * script-sections.cc
5514 (Output_section_element_input::set_section_address): Adjust code for
5515 renaming of Output_section::add_input_section_for_script.
5516 (Orphan_output_section::set_section_address): Same.
5517
9b2fd367
DK		 55182010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5519
5520 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5521 Fix_v4bx enum values .
5522 * gold/options.h (General_options): New option definitions.
5523 (General_options::fix_v4bx): New method.
5524 (General_options::Fix_v4bx): New enum.
5525 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5526 (General_options::parse_fix_v4bx_interworking): New method.
5527
80d0d023
DK		 55282010-01-22 Doug Kwan <dougkwan@google.com>
5529
5530 * arm.cc (Arm_exidx_fixup): New class.
5531
af2cdeae
DK		 55322010-01-21 Doug Kwan <dougkwan@google.com>
5533
5534 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5535 classes.
5536 (Arm_exidx_section_offset_map): New type.
5537
993d07c1
DK		 55382010-01-21 Doug Kwan <dougkwan@google.com>
5539
5540 * arm.cc (Arm_exidx_input_section): New class.
5541 (Arm_relobj::exidx_input_section_by_link,
5542 Arm_relobj::exidx_input_section_by_shndx,
5543 Arm_relobj::make_exidx_input_section): New methods.
5544 (read_arm_attributes_section): Remove.
5545 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5546 information about them.
5547 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5548 to here.
5549
5ac169d4
DK		 55502010-01-20 Doug Kwan <dougkwan@google.com>
5551
5552 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5553 Input_section_specifier to Section_id.
5554 (Target_arm::new_arm_input_section: Adjust code for change of key
5555 type.
5556 (Target_arm::find_arm_input_section): Ditto.
5557 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5558 (Section_id): Remove.
5559 (Garbage_collection::Section_id_hash): Remove.
5560 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5561 (Section_id): Remove.
5562 (Icf::Section_id_hash): Remove.
5563 * object.h (Section_id, Const_section_id, Section_id_hash,
5564 Const_section_id_hash): New type definitions.
5565 * output.cc (Output_section::add_relaxed_input_section): Change to
5566 use Const_section_id instead of Input_section_specifier as key type.
5567 (Output_section::add_merge_input_section): Ditto.
5568 (Output_section::build_relaxation_map): Change to use Section_id
5569 instead of Input_section_specifier as key type.
5570 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5571 Ditto.
5572 (Output_section::convert_input_sections_to_relaxed_sections): Change
5573 to use Const_section_id instead of Input_section_specifier as key type.
5574 (Output_section::find_merge_section): Ditto.
5575 (Output_section::find_relaxed_input_section): Ditto.
5576 * output.h (Input_section_specifier): Remove class.
5577 (Output_section::Output_section_data_by_input_section_map): Change
5578 key type to Const_section_id.
5579 (Output_section::Output_relaxed_input_section_by_input_section_map):
5580 Ditto.
5581 (Output_section::Relaxation_map): Change key type to Section_id.
5582
a2162063
ILT		 55832010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5584
5585 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5586 (class Arm_v4bx_stub): New class.
5587 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5588 (Stub_factory::make_arm_v4bx_stub): New method.
5589 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5590 (Stub_table::empty): Handle v4bx stubs.
5591 (Stub_table::add_arm_v4bx_stub): New method.
5592 (Stub_table::find_arm_v4bx_stub): New method.
5593 (Arm_relocate_functions::v4bx): New method.
5594 (Target_arm::fix_v4bx): New method.
5595 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5596 (Stub_table::relocate_stubs): Likewise.
5597 (Stub_table::do_write): Likewise.
5598 (Stub_table::update_data_size_and_addralign): Likewise.
5599 (Stub_table::finalize_stubs): Likewise.
5600 (Target_arm::Scan::local): Likewise.
5601 (Target_arm::Scan::global): Likewise.
5602 (Target_arm::do_finalize_sections): Likewise.
5603 (Target_arm::Relocate::relocate): Likewise.
5604 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5605 Likewise.
5606 (Target_arm::scan_reloc_for_stub): Likewise.
5607 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5608
5696ab0b
ILT		 56092010-01-19 Ian Lance Taylor <iant@google.com>
5610
5611 * output.cc (Output_section_headers::do_sized_write): Write large
5612 segment count to sh_info field.
5613 (Output_file_header::do_sized_write): For large segment count,
5614 write PN_XNUM to e_phnum field.
5615
800d0f56
ILT		 56162010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5617
5618 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5619 (Arm_relocate_functions::thm_jump8): New function.
5620 (Arm_relocate_functions::thm_jump11): New function.
5621 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5622 R_ARM_THM_JUMP11.
5623 (Target_arm::Scan::global): Likewise.
5624 (Target_arm::Relocate::relocate): Likewise.
5625 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5626 Likewise.
5627
41263c05
DK		 56282010-01-14 Doug Kwan <dougkwan@google.com>
5629
5630 * arm.cc (map, utility): Include headers.
5631 (Target_arm::apply_cortex_a8_workaround): New method.
5632 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5633 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5634 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5635 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5636 the --[no-]fix-cortex-a8 command line options.
5637 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5638 (Target_arm::relocate_stub): Use addend in instruction template.
5639 * options.h (DEFINE_bool): Set the user-set flag.
5640 (General_options): Add --[no-]-fix-cortex options.
5641 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5642 : Update fast look-up map after conversion.
41263c05 5643
459e9b03
ST		 56442010-01-14 Sriraman Tallam <tmsriram@google.com>
5645
5646 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5647 in the first pass of do_layout.
5648
b521dfe4
DK		 56492010-01-13 Doug Kwan <dougkwan@google.com>
5650
5651 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5652 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5653 apparent compiler problem of not folding static constant integral
5654 data members of elfcpp::Elf_sizes<32>.
5655
44272192
DK		 56562010-01-13 Doug Kwan <dougkwan@google.com>
5657
5658 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5659 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5660 Arm_relobj::scan_section_for_cortex_a8_erratum,
5661 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5662 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5663 sections to scan for relocation stubs into a new method
5664 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5665 relocation and Cortex-A8 stub scanning.
5666 (Target_arm::do_relax): Force stubs to be after stubbed sections
5667 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5668 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5669 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5670
44b71ece
ILT		 56712010-01-12 Ian Lance Taylor <iant@google.com>
5672
5673 * target-reloc.h (visibility_error): New inline function.
5674 (relocate_section): Call visibility_error.
5675 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5676 (MOSTLYCLEANFILES): Likewise.
5677 (protected_4_pic.o, protected_3.err): New targets.
5678 * testsuite/protected_4.cc: New file.
5679
a120bc7f
DK		 56802010-01-12 Doug Kwan <dougkwan@google.com>
5681
5682 * arm.cc (Cortex_a8_reloc): New class.
5683 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5684 and cortex_a8_relocs_info_.
5685 (Target_arm::fix_cortex_a8): New method definition.
5686 (Target_arm::Cortex_a8_relocs_info): New type.
5687 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5688 New data member declarations.
5689 (Target_arm::scan_reloc_for_stub): Record information about
5690 relocations for THUMB branches that might be exempted from the
5691 Cortex-A8 workaround.
5692 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5693 at the beginning of a relaxation pass.
5694
20138696
DK		 56952010-01-12 Doug Kwan <dougkwan@google.com>
5696
5697 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5698 (Arm_relobj::Mapping_symbol_position,
5699 Arm_reloj::Mapping_symbol_position_less,
5700 Arm_relobj::Mapping_symbols_info): New types.
5701 (Target_arm::is_mapping_symbol_name): New method definition.
5702 (Arm_relobj::do_count_local_symbols): Save information about mapping
5703 symbols.
5704
089d69dc
DK		 57052010-01-11 Doug Kwan <dougkwan@google.com>
5706
5707 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5708 Arm_relocate_functions::thumb32_branch_upper,
5709 Arm_relocate_functions::thumb32_branch_lower,
5710 Arm_relocate_functions::thumb32_cond_branch_offset,
5711 Arm_relocate_functions::thumb32_cond_branch_upper,
5712 Arm_relocate_functions::thumb32_cond_branch_lower,
5713 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5714 branch offset encoding.
5715 (Arm_relocate_functions::thumb_branch_common): Use new branch
5716 offset encoding methods to avoid code duplication.
5717 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5718 (Stub_addend_reader::operator()): Use new branch encoding method
5719 to avoid code duplication.
5720
99e5bff2
DK		 57212010-01-11 Doug Kwan <dougkwan@google.com>
5722
5723 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5724 (Target_arm::do_finalize_sections): Define special EXIDX section
5725 symbols only if referenced.
5726 * gc.h (Garbage_collection::add_reference): New method.
5727 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5728 code duplication.
5729
98e090bd
ILT		 57302010-01-11 Ian Lance Taylor <iant@google.com>
5731
d0a91bd8
ILT		 5732 * script.cc (Version_script_info::build_expression_list_lookup):
5733 Change complaing about duplicate wildcard match from error to
5734 warning.
5735
98e090bd
ILT		 5736 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5737 of 2009-12-30.
5738 (Version_script_info::Version_script_info): Initialize globs_,
5739 default_version_, default_is_global_, and exact_. Don't
5740 initialize globals_ or locals_.
5741 (Version_script_info::build_lookup_tables): Build local symbols
5742 first.
5743 (Version_script_info::unquote): New function.
5744 (Version_script_info::add_exact_match): New function.
5745 (Version_script_info::build_expression_list_lookup): Remove lookup
5746 parameter. Add is_global parameter. Change all callers. Handle
5747 wildcard pattern specially. Unquote pattern. Call
5748 add_exact_match.
5749 (Version_script_info::get_name_to_match): New function.
5750 (Version_script_info::get_symbol_version): New function.
5751 (Version_script_info::get_symbol_version_helper): Remove.
5752 (Version_script_info::check_unmatched_names): Call unquote.
5753 * script.h (class Version_script_info): Change get_symbol_version
5754 to be non-inline and add is_global parameter; change all callers.
5755 Rewrite symbol_is_local. Update declarations. Define struct
5756 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5757 Remove globals_ and locals_ members. Add exact_, globs_,
5758 default_version_, is_global_.
5759 (Version_script_info::Glob): Remove pattern, add expression and
5760 is_global. Update constructor. Change all callers.
5761 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5762 default version.
5763 (Versions::symbol_section_contents): If a symbol is undefined, or
5764 defined in a dynamic object, set the version index to
5765 VER_NDX_LOCAL.
5766 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5767 symbol_is_local.
5768 (Symbol_table::add_from_pluginobj): Likewise.
5769 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5770
d56962d3
DK		 57712010-01-11 Doug Kwan <dougkwan@google.com>
5772
5773 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5774 (incremental_dump_LDADD): Add linking option for libintl.
5775 * Makefile.in: Regenerate.
5776
94e6ee91
L		 57772010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5778
5779 PR gold/11144
5780 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5781 instead of -Ds.
5782 * testsuite/Makefile.in: Regenerated.
5783
e96c574b
DK		 57842010-01-10 Doug Kwan <dougkwan@google.com>
5785
5786 * options.h (DEFINE_var): Use parentheses around argument varname__
5787 in macro body to avoid any unintended subsequent substitutions.
5788
7198066b
ILT		 57892010-01-10 Ian Lance Taylor <iant@google.com>
5790
ba4d53bf
ILT		 5791 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5792 candidates before doing symbol resolution.
5793
7198066b
ILT		 5794 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5795 ODR candidates if only one is weak.
5796
a2beed37
ILT		 57972010-01-08 Ian Lance Taylor <iant@google.com>
5798
5799 * script.cc (Version_script_info::build_expression_list_lookup):
5800 Don't warn about ambiguous version, just record the ambiguity.
5801 (Version_script_info::get_symbol_version_helper): Give error if
5802 version is ambiguous.
5803
2fb7225c
DK		 58042010-01-08 Doug Kwan <dougkwan@google.com>
5805
5806 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5807 prev_data_size_ and prev_addralign_. Remove initializer for
5808 deleted data member has_been_changed_.
5809 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5810 to determine if the table is empty.
5811 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5812 Remove.
5813 (Stub_table::add_reloc_stub): Define method in class definition
5814 instead of just declaring it there.
5815 (Stub_table::add_cortex_a8_stub): New method definition.
5816 (Stub_table::update_data_size_and_addralign): Ditto.
5817 (Stub_table::finalize_stubs): Ditto.
5818 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5819 (Stub_table::do_addralign_): Return address alignment in the
5820 (Stub_table::do_reset_address_and_file_offset): Define method in
5821 class definition instead of declaring it there. Set current data
5822 size to be the data size of the previous pass.
5823 (Stub_table::set_final_data_size): Use current data size as the
5824 final data size.
5825 (Stub_table::relocate_stub): Change parameter type of stub from
5826 Reloc_stub pointer to Stub pointer.
5827 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5828 (Stub_table::Cortex_a8_stub_list): New typedef.
5829 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5830 Stub_table::prev_addralign_): New data member.
5831 (Arm_relobj::Arm_relobj): Initialize data member
5832 section_has_cortex_a8_workaround_.
5833 (Arm_relobj::section_has_cortex_a8_workaround,
5834 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5835 definitions.
5836 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5837 declarations.
5838 (Target_arm::relocate_stub): Change parameter type of stub from
5839 Reloc_stub pointer to Stub pointer.
5840 (Insn_template::size, Insn_template::alignment): Handle
5841 THUMB16_SPECIAL_TYPE.
5842 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5843 Stub_table::update_data_size_and_addralign,
5844 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5845 definitions.
5846 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5847 (Stub_table::do_write): Ditto.
5848 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5849
880cd20d
ILT		 58502010-01-08 Ian Lance Taylor <iant@google.com>
5851
5852 PR 11108
5853 * symtab.h (class Symbol): Remove fields is_target_special_ and
5854 has_plt_offset_. Add field is_defined_in_discarded_section_.
5855 (Symbol::is_defined_in_discarded_section): New function.
5856 (Symbol::set_is_defined_in_discarded_section): New function.
5857 (Symbol::has_plt_offset): Rewrite.
5858 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5859 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5860 Don't initialize is_target_special_ or has_plt_offset_.
5861 Initialize is_defined_in_discarded_section_.
5862 (Symbol_table::add_from_relobj): If appropriate, set
5863 is_defined_in_discarded_section.
5864 * resolve.cc (Symbol::override_base_with_special): Don't test
5865 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5866 * target-reloc.h (relocate_section): Do special handling for
5867 symbols defined in discarded sections for global symbols as well
5868 as local symbols.
5869
2703e3eb
ILT		 58702010-01-08 Ian Lance Taylor <iant@google.com>
5871
5872 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5873 the SHT_SYMTAB case.
5874
339d40a3
ILT		 58752010-01-08 Ian Lance Taylor <iant@google.com>
5876
5877 * object.cc (Sized_relobj::do_layout): Don't get confused if
5878 layout_eh_frame returns NULL.
5879
abecea76
ILT		 58802010-01-08 Ian Lance Taylor <iant@google.com>
5881
5882 PR 11084
5883 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5884 dynamic symbol table, use the normal symbol table.
5885 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5886 symbol table.
5887
6b7dd3f3
ILT		 58882010-01-08 Ian Lance Taylor <iant@google.com>
5889
5890 PR 11072
5891 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5892 sections.
5893
36c50e63
L		 58942010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5895
5896 * version.cc (print_version): Change to "Copyright 2010".
5897
e291e7b9
ILT		 58982010-01-08 Ian Lance Taylor <iant@google.com>
5899
5900 PR 10287
5901 PR 11063
5902 * i386.cc (class Target_i386): Change return type of plt_section
5903 to be non-const.
5904 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5905 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5906 tls_desc_rel_ field.
5907 (Output_data_plt_i386::rel_tls_desc): New function.
5908 (Target_i386::rel_tls_desc_section): New function.
5909 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5910 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5911 R_386_TLS_DESC reloc in rel_tls_desc_section.
5912 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5913 Define struct Tlsdesc_info.
5914 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5915 (Target_x86_64::do_reloc_symbol_index): New function.
5916 (Target_x86_64::add_tlsdesc_info): New function.
5917 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5918 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5919 tlsdesc_rel_ field.
5920 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5921 all callers.
5922 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5923 (Target_x86_64::rela_tlsdesc_section): New function.
5924 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5925 handling.
5926 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5927 (Target_x86_64::do_reloc_addend): New function.
5928 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5929 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5930 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5931 (Output_reloc::type): New function.
5932 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5933 (Output_reloc::is_target_specific): New function.
5934 (Output_reloc::target_arg): New function.
5935 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5936 absolute relocs and target specific relocs.
5937 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5938 add_target_specific.
5939 (class Output_data_reloc) [SHT_RELA]: Likewise.
5940 * output.cc (Output_reloc::Output_reloc): Add four new versions
5941 for absolute relocs and target specific relocs.
5942 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5943 (Output_reloc::get_symbol_index): Likewise.
5944 (Output_reloc::local_section_offset): Check that local_sym_index_
5945 is not TARGET_CODE or 0.
5946 (Output_reloc::symbol_value): Likewise.
5947 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5948 reloc.
5949 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5950 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5951 functions.
5952 * layout.cc (add_target_dynamic_tags): Use output section for
5953 DT_PLTRELSZ and DT_JMPREL.
5954
3a44184e
ILT		 59552010-01-07 Ian Lance Taylor <iant@google.com>
5956
5957 PR 11061
5958 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5959 function.
5960 (class Output_data_reloc_generic): Define.
5961 (class Output_data_reloc_base): Change base class to
5962 Output_data_reloc_generic. Change add() method to call
5963 bump_relative_reloc_count for a relative reloc. Remove
5964 sort_relocs_ field.
5965 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5966 to sort_relocs().
5967 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5968 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5969 appropriate.
5970 * layout.h (class Layout): Update declaration.
5971
ea715a34
ILT		 59722010-01-07 Ian Lance Taylor <iant@google.com>
5973
5974 * output.h (class Output_data): Add const version of
5975 output_section and do_output_section.
5976 (class Output_section_data): Add const version of
5977 do_output_section.
5978 (class Output_section): Likewise.
5979 * layout.cc (Layout::add_target_dynamic_tags): New function.
5980 * layout.h (class Layout): Update declarations.
5981 * arm.cc (Target_arm::do_finalize_sections): Use
5982 add_target_dynamic_tags.
5983 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5984 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5985 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5986 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5987
659948a4
ILT		 59882010-01-07 Ian Lance Taylor <iant@google.com>
5989
5990 PR 11042
5991 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5992 object as needed.
5993
9d3b86f6
ILT		 59942010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5995 Ian Lance Taylor <iant@google.com>
5996
5997 PR 11019
5998 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5999 Xindex::read_symtab_xindex.
6000
bb0d3eb0
DK		 60012010-01-07 Doug Kwan <dougkwan@google.com>
6002
6003 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6004 (Insn_template::thumb16_bcond_insn): New method declaration.
6005 (Insn_template): Fix spelling.
6006 (Stub::thumb16_special): New method declaration.
6007 (Stub::do_write): Define virtual method which was previously pure
6008 virtual.
6009 (Stub::do_thumb16_special): New method declaration.
6010 (Stub::do_fixed_endian_write): New template member.
6011 (Reloc_stub::do_write): Remove.
6012 (Reloc_stub::do_fixed_endian_write): Remove.
6013 (Cortex_a8_stub): New class definition.
6014 (Stub_factory::make_cortex_a8_stub): New method definition.
6015 (Stub_factory::Stub_factory): Add missing static storage class
6016 qualifier for elf32_arm_stub_a8_veneer_blx.
6017
ffeef7df
ILT		 60182010-01-07 Ian Lance Taylor <iant@google.com>
6019
dc3f80fe
ILT		 6020 PR 10980
6021 * options.h (class General_options): Add --warn-unresolved-symbols
6022 and --error-unresolved-symbols.
6023 * errors.cc (Errors::undefined_symbol): Implement
6024 --warn-unresolved-symbols.
6025
ffeef7df
ILT		 6026 * options.h (class General_options): Add -z text and -z textoff.
6027 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6028
f1ec9ded
ST		 60292010-01-06 Sriraman Tallam <tmsriram@google.com>
6030
6031 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6032 (Garbage_collection::cident_sections): New function.
6033 (Garbage_collection::add_cident_section): New function.
6034 (Garbage_collection::cident_sections_): New member.
6035 (gc_process_relocs): Add references to sections whose names are C
6036 identifiers.
6037 * gold.h (cident_section_start_prefix): New constant.
6038 (cident_section_stop_prefix): New constant.
6039 (is_cident): New function.
6040 * layout.cc (Layout::define_section_symbols): Replace string constants
6041 with the newly defined constants.
6042 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6043 C identifiers.
6044 * testsuite/Makefile.am: Add gc_orphan_section_test.
6045 * testsuite/Makefile.in: Regenerate.
6046 * testsuite/gc_orphan_section_test.cc: New file.
6047 * testsuite/gc_orphan_section_test.sh: New file.
6048
6eda8c29
ILT		 60492010-01-06 Ian Lance Taylor <iant@google.com>
6050
b9674e17
ILT		 6051 PR 10980
6052 * options.h (class General_options): Add --warn-shared-textrel.
6053 * layout.cc (Layout::finish_dynamic_section): Implement
6054 --warn-shared-textrel.
6055
6eda8c29
ILT		 6056 PR 10980
6057 * options.h (class General_options): Add --warn-multiple-gp.
6058
32dcd44e
ILT		 60592010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6060
6061 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6062 $(THREADSLIB) and $(LIBDL).
6063 * Makefile.in: Rebuild.
6064
a192ba05
ILT		 60652010-01-06 Ian Lance Taylor <iant@google.com>
6066
6067 PR 10980
6068 * options.cc (General_options::parse_section_start): New function.
6069 (General_options::section_start): New function.
6070 (General_options::General_options): Initialize all members.
6071 * options.h: Include <map>
6072 (class General_options): Add --section-start. Add section_starts_
6073 member.
6074 * layout.cc (Layout::attach_allocated_section_to_segment): If
6075 --section-start was used, set the address of the segment. Remove
6076 local sort_sections.
6077 (Layout::relaxation_loop_body): If the address of the load segment
6078 has been set by --section-start, don't use it.
6079 * output.h (Output_segment::update_flags_for_output_section): New
6080 function.
6081 * output.cc (Output_segment::add_output_section): Call
6082 update_flags_for_output_section.
6083
dde3f402
ILT		 60842010-01-05 Ian Lance Taylor <iant@google.com>
6085
62dfdd4d
ILT		 6086 PR 10980
6087 * options.h (class General_options): Add --undefined-version.
6088 * script.cc (struct Version_expression): Add was_matched_by_symbol
6089 field.
6090 (Version_script_info::matched_symbol): New function.
6091 (Version_script_info::get_symbol_version_helper): Call
6092 matched_symbol.
6093 (Version_script_info::check_unmatched_names): New function.
6094 * script.h (class Version_script_info): Update declarations.
6095 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6096
9c4ae156
ILT		 6097 * options.h (class General_options): Use DEFINE_bool_alias for
6098 allow_multiple_definition.
6099 * resolve.cc (Symbol_table::should_override): Don't test
6100 allow_multiple_definition.
6101
dde3f402
ILT		 6102 PR 10980
6103 * options.h (class General_options): Add --cref.
6104 * main.cc (main): Print cref table if --cref. Don't close mapfile
6105 until after printing cref table.
6106 * cref.cc: Include "symtab.h".
6107 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6108 (Cref_table_compare::operator()): New function.
6109 (Cref_inputs::gather_cref): New function.
6110 (filecol): New static const.
6111 (Cref_inputs::print_cref): New function.
6112 (Cref::print_cref): New function.
6113 * cref.h: Include <cstdio>.
6114 (class Cref): Update declarations.
6115 * mapfile.h (Mapfile::file): New function.
6116 * object.h (class Object): Define Symbols. Declare virtual
6117 do_get_global_symbols.
6118 (Object::get_global_symbols): New function.
6119 * object.cc (Input_objects::add_object): Pass object to cref_ if
6120 --cref.
6121 (Input_objects::archive_start): Likewise.
6122 (Input_objects::archive_stop): Likewise.
6123 (Input_objects::print_cref): New function.
6124 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6125 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6126 --cref.
6127 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6128 function.
6129 * plugin.h (class Sized_pluginobj): Update declarations.
6130
8781f709
ILT		 61312010-01-05 Ian Lance Taylor <iant@google.com>
6132
6133 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6134 to is_default_version. Rename insdef to insdefault.
6135 (Symbol_table::add_from_relobj): Rename def to is_default_version
6136 and local to is_forced_local.
6137 (Symbol_table::add_from_pluginobj): Likewise.
6138 (Symbol_table::add_from_dynobj): Likewise.
6139 (Symbol_table::define_special_symbol): Rename insdef to
6140 insdefault.
6141
fe35d28d
ILT		 61422010-01-04 Ian Lance Taylor <iant@google.com>
6143
30bc8c46
ILT		 6144 PR 10980
6145 * options.h (class General_options): Add
6146 --allow-multiple-definition and -z muldefs.
6147 * resolve.cc (Symbol_table::should_override): Don't warn about a
6148 multiple symbol definition if --allow-multiple-definition or -z
6149 muldefs.
6150
7eaea549
ILT		 6151 PR 10980
6152 * options.h (class General_options): Add --add-needed and
6153 --copy-dt-needed-entries. Tweak --as-needed help entry.
6154 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6155 error if --copy-dt-needed-entries aka --add-needed is used and
6156 would cause a change in behaviour.
6157
fe35d28d
ILT		 6158 PR 10980
6159 * options.h (class General_options): Add -G as a short version of
6160 --shared. Add no-op options -assert, -g, and -i.
6161
55a2bb35
ST		 61622010-01-04 Sriraman Tallam <tmsriram@google.com>
6163
6164 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6165 check for .text or .gnu.linkonce.t sections.
6166 * icf.cc (Icf::find_identical_sections): Ditto.
6167 Change the detection for mangled function name within the section
6168 name.
6169 * icf.h (is_section_foldable_candidate): New function.
6170
719328e1
ILT		 61712009-12-30 Ian Lance Taylor <iant@google.com>
6172
6173 PR 10980
6174 * options.h (class General_options): Permit two dashes with
6175 --retain-symbols-file.
6176
d7bb5745
ILT		 61772009-12-30 Ian Lance Taylor <iant@google.com>
6178
403a15dd
ILT		 6179 PR 10979
6180 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6181 don't put the file header and segment headers in the text
6182 segment.
6183
eda294df
ILT		 6184 PR 10979
6185 * common.cc (Sort_commons::operator()): Stabilize sort when both
6186 entries are NULL.
6187 (Symbol_table::do_allocate_commons_list): When allocating common
6188 symbols, skip a symbol which is no longer common.
6189 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6190 an object before checking its type.
6191 * testsuite/common_test_2.c: New file.
6192 * testsuite/common_test_3.c: New file.
6193 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6194 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6195 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6196 (common_test_2_pic.o, common_test_2.so): New targets.
6197 (common_test_3_pic.o, common_test_3.so): New targets.
6198 * testsuite/Makefile.in: Rebuild.
6199
d7bb5745
ILT		 6200 PR 10979
6201 * script.cc (read_input_script): If we see a new SECTIONS clause,
6202 and we have added an input section, give an error.
6203 * layout.h (class Layout): Add have_added_input_section function.
6204 Add have_added_input_section_ field.
6205 * layout.cc (Layout::Layout): Initialize
6206 have_added_input_section_.
6207 (Layout::layout): Set have_added_input_section_.
6208 (Layout::layout_eh_frame): Likewise.
6209
fc59c572
ILT		 62102009-12-30 Ian Lance Taylor <iant@google.com>
6211
6212 PR 10931
6213 * options.h (class General_options): Add --sort-common option.
6214 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6215 * common.cc (Sort_common): Add sort_order parameter to
6216 constructor. Add sort_order_ field.
6217 (Sort_commons::operator): Check sort_order_.
6218 (Symbol_table::allocate_commons): Determine the sort order.
6219 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6220 Change all callers.
6221 (Symbol_table::do_allocate_commons_list): Likewise.
6222
1c74fab0
ILT		 62232009-12-30 Ian Lance Taylor <iant@google.com>
6224
6225 PR 10916
6226 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6227 symbols from this object, don't change the visibility of an
6228 undefined symbol.
6229 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6230
6affe781
ILT		 62312009-12-30 Ian Lance Taylor <iant@google.com>
6232
6233 PR 10861
6234 * script.h (class Version_script_info): Define Language enum.
6235 Update declarations. Define Glob, Exact, and Lookup types. Add
6236 new fields globals_, locals_, and is_finalized_.
6237 * script.cc: Various formatting fixes.
6238 (class Parser_closure): Change language_stack_ from a vector of
6239 std::string to one of Version_script_info::Language. Adjust all
6240 uses accordingly.
6241 (class Lazy_demangler): Remove.
6242 (struct Version_expression): Change language from std::string to
6243 Version_script_info::Language.
6244 (Version_script_info::Version_script_info): New function.
6245 (Version_script_info::~Version_script_info): Don't call clear.
6246 (Version_script_info::finalize): New function.
6247 (Version_script_info::build_lookup_tables): New function.
6248 (Version_script_info::build_expression_list_lookup): New
6249 function.
6250 (Version_script_info::get_symbol_version_helper): Rewrite to use
6251 lookup tables.
6252 (Version_script_info::print_expression_list): Adjust to use
6253 Version_script_info::Language.
6254 (script_push_lex_into_version_mode): Check that the version script
6255 has not been finalized.
6256 (version_script_push_lang): Change language string to
6257 Version_script_info::Language.
6258 * options.cc (Command_line::version_script): New function.
6259 * options.h (class General_options): Add finalize_dynamic_list
6260 function. Change version_script from declaration to definition.
6261 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6262 * testsuite/version_script.map: Remove duplicate def of foo.
6263 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6264 version_script.map.
6265 * testsuite/Makefile.in: Rebuild.
6266
818bf354
ILT		 62672009-12-30 Ian Lance Taylor <iant@google.com>
6268
6269 PR 10843
6270 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6271 if the input symbol index is 0, make the output symbol index 0.
6272
ebcc8304
ILT		 62732009-12-30 Ian Lance Taylor <iant@google.com>
6274
6275 PR 10670
6276 * options.h (class General_options): Add -x/--discard-all.
6277 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6278 --discard-all. If the local symbol needs a dynamic entry, check
6279 that before handling --discard-locals.
6280
176fe33f
ILT		 62812009-12-30 Ian Lance Taylor <iant@google.com>
6282
bb321bb1
ILT		 6283 PR 10450
6284 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6285 flags to PF_R.
6286 (Output_segment::add_output_section): Don't change the flags if
6287 the type is PT_TLS.
6288
176fe33f
ILT		 6289 PR 10450
6290 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6291 GNU hash table if they need a dynamic value. Otherwise, don't add
6292 them if they are defined in a dynamic object or are forced local.
6293
e8cd95c7
ILT		 62942009-12-29 Ian Lance Taylor <iant@google.com>
6295
1b81fb71
ILT		 6296 PR 10450
6297 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6298 .gnu.hash table for a 32-bit target.
6299
8d6d383d
ILT		 6300 PR 10450
6301 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6302 regular and a dynamic object only needs a dynamic symbol table
6303 entry if it is externally visible.
6304
e785ec03
ILT		 6305 PR 10450
6306 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6307 constructor. Add global_offset_table_ field.
6308 (Target_i386::got_section): Set global_offset_table_.
6309 (Target_i386::do_finalize_sections): Set global_offset_table_
6310 size.
6311 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6312 in constructor. Add global_offset_table_ field.
6313 (Target_x86_64::got_section): Set global_offset_table_.
6314 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6315 size.
6316
1a2dff53
ILT		 6317 * layout.cc (Layout::Layout): Initialize increase_relro_.
6318 (Layout::get_output_section): Add is_relro, is_last_relro, and
6319 is_first_non_relro parameters. Change all callers.
6320 (Layout::choose_output_section): Likewise.
6321 (Layout::add_output_section_data): Likewise.
6322 (Layout::make_output_section): Likewise.
6323 (Layout::set_segment_offsets): Clear increase_relro when using a
6324 linker script.
6325 * layout.h (class Layout): Add increase_relro method. Add
6326 increase_relro_ field. Update declarations.
6327 * output.cc (Output_section::Output_section): Initialize
6328 is_last_relro_ and is_first_non_relro_.
6329 (Output_segment::add_output_section): Group relro sections is
6330 do_sort is true. Handle is_last_relro and is_first_non_relro.
6331 (Output_segment::maximum_alignment): Remove relro handling.
6332 (Output_segment::set_section_addresses): Add increase_relro
6333 parameter. Change all callers. Add initial alignment to align
6334 relro sections on separate page. Remove old relro handling.
6335 (Output_segment::set_section_list_addresses): Remove in_relro
6336 parameter. Change all callers.
6337 (Output_segment::set_offset): Add increase parameter. Change all
6338 callers. Remove old relro handling.
6339 * output.h (class Output_section): Add new methods: is_last_relro,
6340 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6341 Add is_last_relro_ and is_first_non_relro_ fields.
6342 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6343 Create separate .got.plt section. Call increase_relro.
6344 * x86_64.cc (Target_x86_64::got_section): Likewise.
6345 * testsuite/relro_script_test.t: Add .got.plt.
6346
f0ba79e2
ILT		 6347 PR 10450
6348 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6349 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6350 (Layout::finalize): Call set_dynamic_symbol_size.
6351 (Layout::set_dynamic_symbol_size): New function.
6352 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6353 set_dynamic_symbol_size.
6354
e8cd95c7
ILT		 6355 PR 10450
6356 * output.h (class Output_section): Add is_entsize_zero_ field.
6357 * output.cc (Output_section::Output_section): Initialize
6358 is_entsize_zero_.
6359 (Output_section::set_entsize): If two different entsizes are
6360 requested, force it to zero.
6361 (Output_section::add_input_section): Set flags for .debug_str
6362 before updating section flags. Set entsize.
6363 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6364 and SHF_STRING if all input sections have those flags.
6365
3e1b9a8a
RÁE		 63662009-12-29 Rafael Espindola <espindola@google.com>
6367
6368 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6369 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6370 reporting.
3e1b9a8a 6371
3dcad376
ST		 63722009-12-29 Sriraman Tallam <tmsriram@google.com>
6373
6374 * options.cc (General_options::parse_version): Allow -v to exit
6375 without an error if there is nothing to link.
6376
084e2665
ILT		 63772009-12-29 Ian Lance Taylor <iant@google.com>
6378
6379 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6380 using a version of gcc before 4.1.
6381 * configure: Rebuild.
6382
250acde3
CD		 63832009-12-28 Chris Demetriou <cgd@google.com>
6384
6385 * attributes.cc (Output_attributes_section_data::do_write): Use
6386 std::vector::front rather than std::vector::data.
6387
99fff23b
ILT		 63882009-12-28 Ian Lance Taylor <iant@google.com>
6389
6390 * symtab.h (class Symbol_table): Add enum Defined.
6391 * resolve.cc (Symbol_table::should_override): Add defined
6392 parameter. Change all callers. Test whether object is NULL
6393 before calling a method on it.
6394 (Symbol_table::report_resolve_problem): Add defined parameter.
6395 Change all callers.
6396 (Symbol_table::should_override_with_special): Likewise.
6397 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6398 parameter. Change all callers.
6399 (Symbol_table::do_define_in_output_data): Likewise.
6400 (Symbol_table::define_in_output_segment): Likewise.
6401 (Symbol_table::do_define_in_output_segment): Likewise.
6402 (Symbol_table::define_as_constant): Likewise.
6403 (Symbol_table::do_define_as_constant): Likewise.
6404 * script.h (class Symbol_assignment): Add is_defsym parameter to
6405 constructor; change all callers.
6406 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6407 parameter. Change all callers. Add is_defsym_ field.
6408 (class Parser_closure): Add parsing_defsym parameter to
6409 constructor; change all callers. Add parsing_defsym accessor
6410 function. Add parsing_defsym_ field.
6411
556bd683
ILT		 64122009-12-28 Ian Lance Taylor <iant@google.com>
6413
6414 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6415 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6416
1782c879
ILT		 64172009-12-23 Ian Lance Taylor <iant@google.com>
6418
6419 * i386.cc (Target_i386::do_calls_non_split): Recognize
6420 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6421 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6422 -fsplit-stack prologue when using %r11.
1782c879 6423
329ca2b1
ST		 64242009-12-21 Sriraman Tallam <tmsriram@google.com>
6425
6426 * options.cc (General_options::parse_version): Make -v continue and do
6427 the link like GNU ld does.
6428
d675ff46
RÁE		 64292009-12-17 Rafael Avila de Espindola <espindola@google.com>
6430
6431 * Makefile.am (CCFILES): Add timer.cc.
6432 (HFILES): Add timer.h.
6433 * configure.ac: Check for sysconf and times.
6434 * main.cc: include timer.h.
6435 (main): Use Timer instead of get_run_time.
6436 * timer.cc: New.
6437 * timer.h: New.
6438 * workqueue.cc: include timer.h.
6439 (Workqueue::find_and_run_task):
6440 Report user, sys and wall time.
6441 * Makefile.in: Regenerate.
6442 * config.in: Regenerate.
6443 * configure: Regenerate.
6444
d6344fb5
DK		 64452009-12-16 Doug Kwan <dougkwan@google.com>
6446
6447 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6448 sections.
6449 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6450 relaxed input sections.
6451 * output.cc (Output_section::find_relaxed_input_section): Change
6452 return type to Output_relaxed_input_section pointer. Adjust code
6453 for new type of relaxed_input_section_map_.
6454 * output.h (Output_section::find_relaxed_input_section): Change
6455 return type to Output_relaxed_input_section pointer.
6456 (Output_section::Output_relaxed_input_section_by_input_section_map):
6457 New type.
6458 (Output_section::relaxed_input_section_map_): Change type to
6459 Output_section::Output_relaxed_input_section_by_input_section_map.
6460 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6461 input section.
6462
0e0d5469
ILT		 64632009-12-15 Ian Lance Taylor <iant@google.com>
6464
6465 * layout.cc (Layout::create_shstrtab): Only write out after input
6466 sections if we are compressing debug sections.
6467
0649a889
ILT		 64682009-12-15 Ian Lance Taylor <iant@google.com>
6469
6470 * archive.cc (Archive::add_symbols): Only look up a symbol without
6471 a version if there is, in fact, a version.
6472
2ea97941
ILT		 64732009-12-14 Ian Lance Taylor <iant@google.com>
6474
6475 Revert -Wshadow changes, all changes from:
6476 2009-12-11 Doug Kwan <dougkwan@google.com>
6477 2009-12-11 Nick Clifton <nickc@redhat.com>
6478 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6479
b0eec2cc
DK		 64802009-12-11 Doug Kwan <dougkwan@google.com>
6481
6482 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6483 due to -Wshadow.
6484 * attributes.cc (Object_attribute::size): Ditto.
6485 (Attributes_section_data::size): Ditto.
6486 (Attributes_section_data::Attributes_section_data): Ditto.
6487 (Output_attributes_section_data::do_write): Ditto.
6488 * attributes.h (Object_attribute::set_type): Ditto.
6489 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6490
91d6fa6a
NC		 64912009-12-11 Nick Clifton <nickc@redhat.com>
6492
6493 * archive.cc: Fix shadowed variable warnings.
6494 * arm.cc: Likewise.
6495 * compressed_output.cc: Likewise.
6496 * compressed_output.h: Likewise.
6497 * configure: Likewise.
6498 * dwarf_reader.cc: Likewise.
6499 * dynobj.cc: Likewise.
6500 * dynobj.h: Likewise.
6501 * ehframe.cc: Likewise.
6502 * ehframe.h: Likewise.
6503 * errors.cc: Likewise.
6504 * expression.cc: Likewise.
6505 * fileread.cc: Likewise.
6506 * fileread.h: Likewise.
6507 * freebsd.h: Likewise.
6508 * i386.cc: Likewise.
6509 * icf.cc: Likewise.
6510 * incremental.h: Likewise.
6511 * layout.cc: Likewise.
6512 * layout.h: Likewise.
6513 * mapfile.cc: Likewise.
6514 * merge.cc: Likewise.
6515 * merge.h: Likewise.
6516 * object.cc: Likewise.
6517 * object.h: Likewise.
6518 * options.h: Likewise.
6519 * output.cc: Likewise.
6520 * output.h: Likewise.
6521 * parameters.cc: Likewise.
6522 * plugin.cc: Likewise.
6523 * powerpc.cc: Likewise.
6524 * reduced_debug_output.cc: Likewise.
6525 * reduced_debug_output.h: Likewise.
6526 * reloc.cc: Likewise.
6527 * reloc.h: Likewise.
6528 * resolve.cc: Likewise.
6529 * script-sections.cc: Likewise.
6530 * script.cc: Likewise.
6531 * script.h: Likewise.
6532 * sparc.cc: Likewise.
6533 * symtab.cc: Likewise.
6534 * symtab.h: Likewise.
6535 * target-select.cc: Likewise.
6536 * target-select.h: Likewise.
6537 * token.h: Likewise.
6538 * workqueue.cc: Likewise.
6539 * workqueue.h: Likewise.
6540 * x86_64.cc: Likewise.
6541
a0351a69
DK		 65422009-12-10 Doug Kwan <dougkwan@google.com>
6543
6544 * arm.cc (attributes.h): New include.
6545 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6546 (Arm_relobj::~Arm_relobj): Delete object pointed by
6547 attributes_section_data_.
6548 (Arm_relobj::attributes_section_data): New method definition.
6549 (Arm_relobj::attributes_section_data_): New data member declaration.
6550 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6551 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6552 attributes_section_data_.
6553 (Arm_dynobj::attributes_section_data): New method definition.
6554 (Arm_dynobj::attributes_section_data_): New data member declaration.
6555 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6556 initialization value of may_use_blx_ to false.
6557 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6558 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6559 object attributes to compute results instead of hard-coding.
6560 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6561 Target_arm::get_secondary_compatible_arch,
6562 Target_arm::set_secondary_compatible_arch
6563 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6564 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6565 New method declarations.
6566 (Target_arm::get_aeabi_object_attribute): New method definition.
6567 (Target_arm::attributes_section_data_): New data member declaration.
6568 (read_arm_attributes_section): New template definition.
6569 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6570 (Arm_dynobj::do_read_symbols): Ditto.
6571 (Target_arm::do_finalize_sections): Merge attributes sections from
6572 input. Check for BLX use after attributes section merging.
6573 Fix __exidx_start and __exidx_end visibility. Create an
6574 .ARM.attributes section if necessary.
6575 (Target_arm::get_secondary_compatible_arch,
6576 Target_arm::set_secondary_compatible_arch,
6577 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6578 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6579 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6580 New method definitions.
6581
b59befec
ILT		 65822009-12-09 Ian Lance Taylor <iant@google.com>
6583
6584 * plugin.cc (Plugin::load): Don't cast from void* to a function
6585 pointer.
6586
1276bc89
ILT		 65872009-12-09 Ian Lance Taylor <iant@google.com>
6588
6589 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6590 information fields.
6591
2f2de248
L		 65922009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6593
6594 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6595 Replace two_file_shared_1.so with two_file_shared_2.so.
6596 * testsuite/Makefile.in: Regenerated.
6597
4f787271
DK		 65982009-12-08 Doug Kwan <dougkwan@google.com>
6599
6600 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6601 (HFILES): Add attributes.h and int_encoding.h.
6602 * Makefile.in: Regenerate.
6603 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6604 function definitions to int_encoding.cc
6605 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6606 prototypes to int_encoding.h
6607 * reduced_debug_output.cc (int_encoding.h): New include.
6608 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6609 function definitions to int_encoding.cc
6610 (insert_into_vector, read_from_pointer): Move template definitions to
6611 int_encoding.h
6612 * attributes.cc: New file.
6613 * attributes.h: New file.
6614 * int_encoding.cc: New file.
6615 * int_encoding.h: New file.
6616
20b52f1a
RÁE		 66172009-12-07 Rafael Avila de Espindola <espindola@google.com>
6618
6619 PR gold/11055
6620 * incremental-dump.cc (dump_incremental_inputs): New.
6621 (main): Use dump_incremental_inputs.
6622
53d7974c
L		 66232009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6624
6625 PR gold/10893
6626 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6627 checking elfcpp::STT_FUNC.
6628 (Target_i386::Relocate::relocate): Likewise.
6629 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6630
6631 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6632 symbols from shared libraries into normal FUNC symbols.
6633
6634 * symtab.h (Symbol): Add is_func and use it.
6635
05a352e6
DK		 66362009-12-05 Doug Kwan <dougkwan@google.com>
6637
6638 * arm.cc (Target_arm::arm_info): Initialize new fields
6639 attributes_section and attributes_vendor.
6640 * i386.cc (Target_i386::i386_info): Same.
6641 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6642 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6643 fields attributes_section and attributes_vendor.
53d7974c 6644 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6645 * target.h (Target::attributes_section, Target::attributes_vendor,
6646 Target::is_attributes_section, Target::attribute_arg_type,
6647 Target::attributes_order): New method definitions.
6648 (Target::Target_info::attributes_section,
6649 Target::Target_info::attributes_vendor): New fields.
6650 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6651 virtual method definitions.
6652 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6653 attributes_section and attributes_vendor.
6654 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6655
f4e5969c
DK		 66562009-12-05 Doug Kwan <dougkwan@google.com>
6657
6658 * arm.cc: Update comments about interworking and stub generation.
6659 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6660 considered as non-PIC.
6661 (Arm_relocate_functions::base_abs): Fix formatting.
6662 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6663 of function to use GOT entry address instead of offset.
6664 (Target_arm::Scan::global): Issue an error if a symbol would need a
6665 PLT does not get one because it is untyped. Remove code to create
6666 dynamic symbols for relative branches.
6667 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6668 takes unsigned integer instead of boolean.
6669
1abce4a6
L		 66702009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6671
6672 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6673 (two_file_test_LDADD): Likewise.
6674 (common_test_1_LDADD): Likewise.
6675 (exception_test_LDADD) Likewise.
6676 (weak_test_LDADD): Likewise.
6677 (many_sections_test_LDADD): Likewise.
6678 (initpri1_LDADD): Likewise.
6679 (script_test_1_LDADD): Likewise.
6680 (script_test_2_LDADD): Likewise.
6681 (justsyms_LDADD): Likewise.
6682 (binary_test_LDADD): Likewise.
6683 (large_LDADD): Likewise.
6684 * testsuite/Makefile.in: Regenerated.
6685
adcf2816 66862009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6687
adcf2816
L		 6688 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6689 (Symbol_table::override_with_special): Likewise.
6690 (Symbol_table::add_from_object): Likewise.
6691
28e67f5d
RÁE		 66922009-12-04 Rafael Avila de Espindola <espindola@google.com>
6693
6694 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6695 Don't set the data_offset twice.
6696
ae10a101
RÁE		 66972009-12-04 Rafael Avila de Espindola <espindola@google.com>
6698
6699 * testsuite/Makefile.in: Regenerate.
6700
f59f41f3
DK		 67012009-12-03 Doug Kwan <dougkwan@google.com>
6702
6703 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6704 (Target_arm::do_finalize_sections): Add parameter for symbol table
6705 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6706 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6707 parameter for symbol table pointer.
6708 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6709 an additional parameter for a pointer to symbol table.
6710 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6711 parameter for a symbol table pointer.
6712 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6713 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6714 Ditto.
6715 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6716 parameter for a symbol table pointer.
6717
ca55d848
RÁE		 67182009-12-03 Rafael Avila de Espindola <espindola@google.com>
6719
6720 * incremental.cc (Incremental_inputs_header)
6721 (Incremental_inputs_header_write, Incremental_inputs_entry)
6722 (Incremental_inputs_entry_write): Move ...
6723 * incremental.h (Incremental_inputs_header)
6724 (Incremental_inputs_header_write, Incremental_inputs_entry)
6725 (Incremental_inputs_entry_write): here.
6726
3aec4f9c
RÁE		 67272009-12-02 Rafael Avila de Espindola <espindola@google.com>
6728
6729 * incremental.cc (make_sized_incremental_binary): Set the target.
6730 Error if it is incompatible.
6731 * output.h (Output_file): Add filename method.
6732
9c0ae74d
RÁE		 67332009-12-02 Rafael Avila de Espindola <espindola@google.com>
6734
6735 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6736 from the get_* methods.
6737
a45500ae
RÁE		 67382009-12-02 Rafael Avila de Espindola <espindola@google.com>
6739
6740 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6741 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6742 Write 0 for the data_offset of scripts.
6743
325e6408
RÁE		 67442009-12-02 Rafael Avila de Espindola <espindola@google.com>
6745
6746 * testsuite/Makefile.am: Add the incremental_test.sh test.
6747 * testsuite/incremental_test.sh: New.
6748 * testsuite/incremental_test_1.c: New.
6749 * testsuite/incremental_test_2.c: New.
6750
954c3e2e
RÁE		 67512009-12-01 Rafael Avila de Espindola <espindola@google.com>
6752
6753 * incremental-dump.cc (main): Fix typos.
6754
f8086623
RÁE		 67552009-11-27 Rafael Avila de Espindola <espindola@google.com>
6756
6757 PR gold/11025
6758 * incremental-dump.cc (main): Use llu to print 64 bit values.
6759
3b0dd6ac
L		 67602009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6761 H.J. Lu <hongjiu.lu@intel.com>
6762
6763 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6764 $(LIBDL).
6765 (incremental_dump_LDADD): Likewise.
6766 * Makefile.in: Regenerated.
6767
a6d1ef57 67682009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6769
a6d1ef57
DK		 6770 Revert:
6771
6772 2009-11-25 Doug Kwan <dougkwan@google.com>
6773
6774 * arm.cc (Target_arm::Target_arm): Move method definition
6775 outside of class definition. Add code to handle
6776 --target1-rel, --target1-abs and --target2= options.
6777 (Target_arm::get_reloc_reloc_type): Change method to be
6778 non-static and const.
6779 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6780 New data member declaration.
6781 (Target_arm::Scan::local, Target_arm::Scan::global,
6782 Target_arm::Relocate::relocate,
6783 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6784 Adjust call to Target_arm::get_real_reloc_type.
6785 (Target_arm::get_real_reloc_type): Use command line options
6786 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6787 * options.h (--target1-rel, --target1-abs, --target2): New
6788 ARM-only options.
6789
50aeb7d4
DK		 67902009-11-25 Doug Kwan <dougkwan@google.com>
6791
6792 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6793 class definition. Add code to handle --target1-rel, --target1-abs
6794 and --target2= options.
6795 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6796 and const.
6797 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6798 member declaration.
6799 (Target_arm::Scan::local, Target_arm::Scan::global,
6800 Target_arm::Relocate::relocate,
6801 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6802 call to Target_arm::get_real_reloc_type.
6803 (Target_arm::get_real_reloc_type): Use command line options to
6804 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6805 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6806 options.
6807
51938283
DK		 68082009-11-25 Doug Kwan <dougkwan@google.com>
6809
6810 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6811 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6812 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6813 formatting.
6814 (Arm_relocate_functions::thm_call): Replace body with a call to
6815 Arm_relocate_functions::thumb_branch_common.
6816 (Arm_relocate_functions::thm_jump24,
6817 Arm_relocate_functions::thm_xpc22): New method definitions.
6818 (Arm_relocate_functions::thumb_branch_common): New method definition.
6819 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6820 operator.
6821 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6822 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6823
e2b8f3c4
RÁE		 68242009-11-24 Rafael Avila de Espindola <espindola@google.com>
6825
6826 * Makefile.am: Build incremental-dump
6827 * Makefile.in: Regenerate.
6828 * incremental-dump.cc: New.
6829 * incremental.cc (Incremental_inputs_header_data,
6830 Incremental_inputs_entry_data): Move to incremental.h
6831 * incremental.h: (Incremental_inputs_header_data,
6832 Incremental_inputs_entry_data): Move from incremental.cc
6833
bcba9aec
RÁE		 68342009-11-24 Rafael Avila de Espindola <espindola@google.com>
6835
6836 * incremental.cc (Incremental_inputs_header,
6837 Incremental_inputs_header_write, Incremental_inputs_entry,
6838 Incremental_inputs_entry_write): Add a typedef with the data type.
6839
7c3afe08
RÁE		 68402009-11-24 Rafael Avila de Espindola <espindola@google.com>
6841
6842 * incremental.cc (Incremental_inputs_header,
6843 Incremental_inputs_header_write, Incremental_inputs_entry,
6844 Incremental_inputs_entry_write): Update comment about which
6845 type has the filed descriptions.
6846
d204b6e9
DK		 68472009-11-15 Doug Kwan <dougkwan@google.com>
6848
6849 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6850 (Arm_relocate_functions::arm_branch_common): Change method defintion
6851 in class definition to a method declaration and update list of formal
6852 parameters.
6853 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6854 Arm_relocation_functions::jump24): Adjust call to
6855 Arm_relocate_functions::arm_branch_common. Update list of formal
6856 parameters.
6857 (Arm_relocate_functions::xpc25): New method definition.
6858 (Arm_relocate_functions::arm_branch_common): Move method defintion
6859 out from class definition. Use stubs for mode-switching and extending
6860 branch ranges.
6861 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6862 specially. Change code to enable use of stubs in ARM branches.
6863
43d12afe
DK		 68642009-11-10 Doug Kwan <dougkwan@google.com>
6865
6866 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6867 in method declaration.
6868 (Target_arm::relocate_stub): New method declaration.
6869 (Target_arm::default_target): Change to return a pointer instead of
6870 a const reference.
6871 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6872 Target_arm::default_target.
6873 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6874 method definition.
6875 (Target_arm::relocate_section): Adjust view.
6876 (Target_arm::relocate_stub): New method definition.
6877
ac33a407
DK		 68782009-11-10 Doug Kwan <dougkwan@google.com>
6879
6880 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6881 a format warning.
6882 * incremental.cc (open_incremental_binary): Initialized local
6883 variables to avoid warnings.
6884 * object.cc (make_elf_object): Ditto.
6885 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6886 a format warning.
e1df38aa 6887
88ee28e9
L		 6888009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6889
6890 PR gold/10930
6891 * testsuite/plugin_test.c: Include "config.h".
6892
2daedcd6
DK		 68932009-11-09 Doug Kwan <dougkwan@google.com>
6894
6895 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6896 (arm_symbol_value): Remove.
6897 (Arm_relocate_functions::arm_branch_common,
6898 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6899 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6900 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6901 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6902 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6903 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6904 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6905 Arm_relocate_functions::thm_mobw_abs_nc,
6906 Arm_relocate_functions::thm_mov_abs,
6907 Arm_relocate_functions::movw_prel_nc,
6908 Arm_relocate_functions::thm_movt_abs,
6909 Arm_relocate_functions::movt_prel,
6910 Arm_relocate_functions::thm_movw_prel_nc,
6911 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6912 (Target_arm::Relocate::relocate): Only decompose address into two
6913 parts if relocation type uses the thumb-bit and pass the actual
6914 bit instead of a flag indicating that the thumb-bit is used. Adjust
6915 calls to methods in Arm_relocate_functions for this change.
6916
1276bc89 69172009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6918
6919 PR 10925
6920 * reloc.cc: Instantiate
6921 Sized_relobj::initialize_input_to_output_maps and
6922 Sized_relobj:free_input_to_output_maps.
6923
e53ad1b5
ILT		 69242009-11-06 Ian Lance Taylor <iant@google.com>
6925
6926 PR 10876
6927 * defstd.cc (in_segment): Set only_if_ref true for "end".
6928
eb44217c
DK		 69292009-11-06 Doug Kwan <dougkwan@google.com>
6930
6931 * arm.cc (class Reloc_stub): Correct a comment.
6932 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6933 (Target_arm::scan_section_for_stubs): New method declaration.
6934 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6935 Change methods from private to protected.
6936 (Target_arm::do_may_relax): New method definition.
6937 (Target_arm::do_relax, Target_arm::group_sections,
6938 Target_arm::scan_reloc_for_stub,
6939 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6940 (Target_arm::arm_input_section_map_): New data member declaration.
6941 (Target_arm::scan_reloc_for_stub,
6942 Target_arm::scan_reloc_section_for_stubs,
6943 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6944 Target_arm::do_relax): New method definitions.
6945
5d329b7d
ILT		 69462009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6947
6948 * configure.ac: Check for (struct stat)::st_mtim
6949 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6950 * config.in: Regenerate.
6951 * configure: Regenerate.
6952
96a0d71b
ILT		 69532009-11-05 Ian Lance Taylor <iant@google.com>
6954
6955 PR 10910
6956 * output.cc (Output_segment::add_output_section): Add missing
6957 return statement.
6958
594c8e5e
ILT		 69592009-11-04 Ian Lance Taylor <iant@google.com>
6960
6961 PR 10880
6962 * object.h (class Object): Add is_needed and set_is_needed
6963 methods. Add is_needed_ field. Make bool fields into bitfields.
6964 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6965 defined in a dynamic object and referenced by a regular object,
6966 set is_needed for the dynamic object.
6967 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6968 if the file is marked with as_needed and it is not needed.
6969
22b127cc
ILT		 69702009-11-04 Ian Lance Taylor <iant@google.com>
6971
6972 PR 10887
6973 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6974 tags if data is discarded by linker script.
6975 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6976 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6977 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6978 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6979
f5c870d2
ILT		 69802009-11-04 Ian Lance Taylor <iant@google.com>
6981
6982 * layout.cc (Layout::get_output_section): Add is_interp and
6983 is_dynamic_linker_section parameters. Change all callers.
6984 (Layout::choose_output_section): Likewise.
6985 (Layout::make_output_section): Likewise.
6986 (Layout::add_output_section_data): Add is_dynamic_linker_section
6987 parameter. Change all callers.
6988 * layout.h (class Layout): Update declarations.
6989 * output.h (class Output_section): Add is_interp, set_is_interp,
6990 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6991 Add is_interp_, is_dynamic_linker_section_ fields. Change
6992 generate_code_fills_at_write_ to a bitfield.
6993 * output.cc (Output_section::Output_sections): Initialize new
6994 fields.
6995 (Output_segment::add_output_section): Add do_sort parameter.
6996 Change all callers.
6997
1ae4d23b
ILT		 69982009-11-03 Ian Lance Taylor <iant@google.com>
6999
7000 PR 10860
7001 * options.h (class General_options): Add --warn-common.
7002 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7003 merging two common symbols.
7004 (Symbol_table::should_override): Handle --warn-common when merging
7005 a common symbol with a defined symbol. Use report_resolve_problem
7006 for multiple definitions.
7007 (Symbol_table::report_resolve_problem): New function.
7008 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7009
55da9579
DK		 70102009-11-03 Doug Kwan <dougkwan@google.com>
7011
7012 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7013 stub_factory_.
7014 (Target_arm::stub_factory): New method definition.
7015 (Target_arm::new_arm_input_section,
7016 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7017 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7018 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7019 New type definitions.
7020 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7021 member declarations.
7022 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7023 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7024 New method definitions.
7025
37a9ac43
ILT		 70262009-11-03 Ian Lance Taylor <iant@google.com>
7027
7028 * options.h (class General_options): Add --warn_constructors.
7029
b3d6a3d4
ILT		 70302009-11-03 Ian Lance Taylor <iant@google.com>
7031
7032 PR 10893
7033 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7034 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7035
934b01dd
ILT		 70362009-11-03 Ian Lance Taylor <iant@google.com>
7037
7038 PR 10895
7039 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7040 --msgid-bugs-address.
7041 (install-pdf): New target.
7042 (install-data_yes): Look up one directory to find mkinstalldirs.
7043
03c1939b
L		 70442009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7045
7046 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7047 tree.
7048
ebd95253
DK		 70492009-10-30 Doug Kwan <dougkwan@google.com>
7050
7051 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7052
e9bbb538
DK		 70532009-10-30 Doug Kwan <dougkwan@google.com>
7054
7055 * arm.cc (Stub_addend_reader): New struct template definition
7056 and partial specializations.
7057 (Stub_addend_reader::operator()): New method definition for a
7058 partially specialized template.
7059
d5b40221
DK		 70602009-10-30 Doug Kwan <dougkwan@google.com>
7061
7062 * arm.cc (Arm_relobj::processor_specific_flags): New method
7063 definition.
7064 (Arm_relobj::do_read_symbols): New method declaration.
7065 (Arm_relobj::processor_specific_flags_): New data member declaration.
7066 (Arm_dynobj): New class definition.
7067 (Target_arm::do_finalize_sections): Add input_objects parameter.
7068 (Target_arm::do_adjust_elf_header): New method declaration.
7069 (Target_arm::are_eabi_versions_compatible,
7070 (Target_arm::merge_processor_specific_flags): New method declaration.
7071 (Target_arm::do_make_elf_object): New overloaded method definitions
7072 and declaration.
7073 (Arm_relobj::do_read_symbols): New method definition.
7074 (Arm_dynobj::do_read_symbols): Ditto.
7075 (Target_arm::do_finalize_sections): Add input_objects parameters.
7076 Merge processor-specific flags from all input objects.
7077 (Target_arm::are_eabi_versions_compatible,
7078 Target_arm::merge_processor_specific_flags,
7079 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7080 New method definitions.
7081 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7082 Input_objects pointer type parameter.
7083 * layout.cc (Layout::finalize): Pass input objects to target's.
7084 finalize_sections function.
7085 * output.cc (Output_file_header::do_sized_write): Set ELF file
7086 header's processor-specific flags.
7087 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7088 Input_objects pointer type parameter.
7089 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7090 * target.h (Input_objects): New forward class declaration.
7091 (Target::processor_specific_flags,
7092 Target::are_processor_specific_flags_sect): New method definitions.
7093 (Target::finalize_sections): Add input_objects parameter.
7094 (Target::Target): Initialize processor_specific_flags_ and
7095 are_processor_specific_flags_set_.
7096 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7097 parameter.
7098 (Target::set_processor_specific_flags): New method definition.
7099 (Target::processor_specific_flags_,
7100 Target::are_processor_specific_flags_set_): New data member
7101 declarations.
7102 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7103 Input_objects pointer type parameter.
7104
ebabffbd
DK		 71052009-10-30 Doug Kwan <dougkwan@google.com>
7106
7107 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7108
ad0f2072
ILT		 71092009-10-28 Ian Lance Taylor <iant@google.com>
7110
7111 * object.h (class Relobj): Drop options parameter from
7112 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7113 do_scan_relocs, do_relocate. Change all callers.
7114 (class Sized_relobj): Drop options parameters from
7115 do_gc_process_relocs, do_scan_relocs, do_relocate,
7116 do_relocate_sections, relocate_sections, emit_relocs_scan,
7117 emit_relocs_scan_reltype. Change all callers.
7118 (struct Relocate_info): Remove options field and all references to
7119 it.
7120 * reloc.h (class Read_relocs): Remove options constructor
7121 parameter and options_ field. Change all callers.
7122 (class Gc_process_relocs, class Scan_relocs): Likewise.
7123 (class Relocate_task): Likewise.
7124 * target-reloc.h (scan_relocs): Remove options parameter. Change
7125 all callers.
7126 (scan_relocatable_relocs): Likewise.
7127 * target.h (class Sized_target): Remove options parameter from
7128 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7129 all callers.
7130 * gc.h (gc_process_relocs): Remove options parameter. Change all
7131 callers.
7132 * arm.cc: Update functions to remove options parameters.
7133 * i386.cc: Likewise.
7134 * powerpc.cc: Likewise.
7135 * sparc.cc: Likewise.
7136 * x86_64.cc: Likewise.
7137 * testsuite/testfile.cc: Likewise.
7138
8ffa3667
DK		 71392009-10-28 Doug Kwan <dougkwan@google.com>
7140
7141 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7142 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7143 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7144 New method definitions.
7145
40f36857
CC		 71462009-10-28 Cary Coutant <ccoutant@google.com>
7147
7148 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7149 (Plugin::cleanup_done_): New member.
7150 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7151 (Plugin_manager::cleanup_done_): Remove.
7152 (Plugin_manager::add_input_file): Edit error message.
7153 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7154 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7155
2c849493
ILT		 71562009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7157
7158 * fileread.cc: (File_read::View::~View): Use the new
7159 data_ownership_ filed.
7160 (File_read::~File_read): Dispose the new whole_file_view_.
7161 (File_read::open): Mmap the whole file if needed.
7162 (File_read::open): Use whole_file_view_ instead of contents_.
7163 (File_read::find_view): Use whole_file_view_ if applicable.
7164 (File_read::do_read): Use whole_file_view_ instead of contents_.
7165 (File_read::make_view): Use whole_file_view_ instead of contents_,
7166 update File_read::View::View call.
7167 (File_read::find_or_make_view): Update File_read::View::View
7168 call.
7169 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7170 remove contents_
7171 (File_read::View::Data_ownership): New enum.
7172 (File_read::View::View): Replace bool mapped_ with Data_ownership
7173 argument.
7174 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7175 (File_read::View::data_ownership_): New field.
7176 (File_read::contents_): Remove (replaced by whole_file_view_).
7177 (File_read::whole_file_view_): New field.
7178 * options.h (class General_options): Add --keep-files-mapped.
7179
24998053
CC		 71802009-10-27 Cary Coutant <ccoutant@google.com>
7181
7182 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7183 * testsuite/Makefile.am (plugin_test_5): New test case.
7184 * testsuite/Makefile.in: Regenerate.
7185
72adc4fa
DK		 71862009-10-25 Doug Kwan <dougkwan@google.com>
7187
7188 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7189 from private to protected to allow access by child class.
7190 (Sized_relobj::do_relocate_sections): New method declaration.
7191 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7192 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7193 Sized_relobj::relocate_sections. Instantiate template explicitly
7194 for different target sizes and endianity.
7195
07f508a2
DK		 71962009-10-24 Doug Kwan <dougkwan@google.com>
7197
7198 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7199 (Arm_input_section::as_arm_input_section): New method.
7200 (Arm_output_section): New class definition.
7201 (Arm_output_section::create_stub_group,
7202 Arm_output_section::group_sections): New method definitions.
7203
10ad9fe5
DK		 72042009-10-22 Doug Kwan <dougkwan@google.com>
7205
7206 * arm.cc (Arm_input_section): New class definition.
7207 (Arm_input_section::init, Arm_input_section:do_write,
7208 Arm_input_section::set_final_data_size,
7209 Arm_input_section::do_reset_address_and_file_offset): New method
7210 definitions.
7211
56ee5e00
DK		 72122009-10-21 Doug Kwan <dougkwan@google.com>
7213
7214 * arm.cc (Stub_table, Arm_input_section): New forward class
7215 declarations.
7216 (Stub_table): New class defintion.
7217 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7218 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7219 New method definition.
7220
b569affa
DK		 72212009-10-21 Doug Kwan <dougkwan@google.com>
7222
7223 * arm.cc: Update copyright comments.
7224 (Target_arm): New forward class template declaration.
7225 (Arm_address): New type.
7226 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7227 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7228 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7229 constants.
7230 (Insn_template): Same.
7231 (DEF_STUBS): New macro.
7232 (Stub_type): New enum type.
7233 (Stub_template): New class definition.
7234 (Stub): Same.
7235 (Reloc_stub): Same.
7236 (Stub_factory): Same.
7237 (Target_arm::Target_arm): Initialize may_use_blx_ and
7238 should_force_pic_veneer_.
7239 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7240 Target_arm::should_force_pic_veneer,
7241 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7242 Target_arm::using_thumb_only, Target_arm:;default_target): New
7243 method defintions.
7244 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7245 New data member declarations.
7246 (Insn_template::size, Insn_template::alignment): New method defintions.
7247 (Stub_template::Stub_template): New method definition.
7248 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7249 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7250 (Stub_factory::Stub_factory): New method definition.
7251 * gold.h (string_hash): New template.
7252 * output.h (Input_section_specifier::hash_value): Use
7253 gold::string_hash.
7254 (Input_section_specifier::string_hash): Remove.
7255 * stringpool.cc (Stringpool_template::string_hash): Use
7256 gold::string_hash.
7257
6c172549
DK		 72582009-10-20 Doug Kwan <dougkwan@google.com>
7259
7260 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7261 symbols of relaxed input sections.
7262 * output.h (Output_section::find_relaxed_input_section): Make
7263 method public.
7264
c5617f2f
DK		 72652009-10-16 Doug Kwan <dougkwan@google.com>
7266
7267 * dynobj.cc (Versions::Versions): Initialize version_script_.
7268 Only insert base version symbol definition for a shared object
7269 if version script defines any version versions.
7270 (Versions::define_base_version): New method definition.
7271 (Versions::add_def): Check that base version is not needed.
7272 (Versions::add_need): Define base version lazily.
7273 * dynobj.h (Versions::define_base_version): New method declaration.
7274 (Versions::needs_base_version_): New data member declaration.
7275 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7276 (check_DATA): Add no_version_test.stdout.
7277 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7278 New make rules.
7279 * testsuite/Makefile.in: Regenerate.
7280 * testsuite/no_version_test.c: New file.
7281 * testsuite/no_version_test.sh: Ditto.
7282
3c12dcdb
DK		 72832009-10-16 Doug Kwan <dougkwan@google.com>
7284
7285 * expression.cc (class Segment_start_expression): New class definition.
7286 (Segment_start_expression::value): New method definition.
7287 (script_exp_function_segment_start): Return a new
7288 Segment_start_expression.
7289 * gold/script-c.h (script_saw_segment_start_expression): New function
7290 prototype.
7291 * script-sections.cc (Script_sections::Script_sections): Initialize
7292 SAW_SEGMENT_START_EXPRESSION_ to false.
7293 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7294 and -Tbbs options to specify section addresses if given in
7295 command line and no SEGMENT_START expression is seen in a script.
7296 * script-sections.h (Script_sections::saw_segment_start_expression,
7297 Script_sections::set_saw_segment_start_expression): New method
7298 definition.
7299 (Script_sections::saw_segment_start_expression_): New data member
7300 declaration.
7301 * script.cc (script_saw_segment_start_expression): New function.
7302 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7303 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7304 script_test_7.sh and script_test_8.sh.
7305 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7306 script_test_8.stdout.
7307 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7308 (script_test_6, script_test_6.stdout, script_test_7,
7309 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7310 * Makefile.in: Regenerate.
7311 * testsuite/script_test_6.sh: New file.
7312 * testsuite/script_test_6.t: Same.
7313 * testsuite/script_test_7.sh: Same.
7314 * testsuite/script_test_7.t: Same.
7315 * testsuite/script_test_8.sh: Same.
7316
64b1ae37
DK		 73172009-10-16 Doug Kwan <dougkwan@google.com>
7318
7319 * output.cc (Output_segment::set_section_list_address): Cast
7320 expressions to unsigned long long type to avoid format warnings.
7321
661be1e2
ILT		 73222009-10-15 Ian Lance Taylor <iant@google.com>
7323
12edd763 7324 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7325 dot assignment to script_sections_.
12edd763
ILT		 7326 * script-sections.cc (Script_sections::add_dot_assignment):
7327 Initialize if necessary.
7328
68b6574b
ILT		 7329 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7330 program headers with no load segment if there is a linker script.
7331
661be1e2
ILT		 7332 * layout.cc (Layout::set_segment_offsets): Align the file offset
7333 to the segment aligment for -N or -n with no load segment.
7334 * output.cc (Output_segment::add_output_section): Don't crash if
7335 the first section is a TLS section.
7336 (Output_segment::set_section_list_addresses): Print an error
7337 message if the address moves backward in a linker script.
7338 * script-sections.cc
7339 (Output_section_element_input::set_section_addresses): Don't
7340 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7341 (Orphan_output_section::set_section_addresses): Likewise.
7342
f15f61a7
DK		 73432009-10-15 Doug Kwan <dougkwan@google.com>
7344
7345 * layout.cc (Layout::finish_dynamic_section): Generate tags
7346 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7347 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7348 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7349
82bb573a
ILT		 73502009-10-14 Ian Lance Taylor <iant@google.com>
7351
7352 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7353 fields.
7354 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7355 data_shdr fields of relinfo.
7356 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7357 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7358 R_386_TLS_LDO_32, adjust based on section flags.
7359 (Target_i386::Relocate::fix_up_ldo): Remove.
7360
374ad285
ILT		 73612009-10-13 Ian Lance Taylor <iant@google.com>
7362
7363 Add support for -pie.
7364 * options.h (class General_options): Add -pie and
7365 --pic-executable.
7366 (General_options::output_is_position_independent): Test -pie.
7367 (General_options::output_is_executable): Return true if not shared
7368 and not relocatable.
7369 (General_options::output_is_pie): Remove.
7370 * options.cc (General_options::finalize): Reject incompatible uses
7371 of -pie.
7372 * gold.cc (queue_middle_tasks): A -pie link is not static.
7373 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7374 * symtab.cc (Symbol::final_value_is_known): Return false if
7375 output_is_position_independent.
7376 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7377 output_is_position_independent.
7378 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7379 output_is_position_independent.
7380 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7381 output_is_position_independent.
7382 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7383 two_file_pie_test.
7384 (basic_pie_test.o, basic_pie_test): New targets.
7385 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7386 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7387 (two_file_pie_test): New target.
7388 * testsuite/Makefile.in: Rebuild.
7389 * README: Remove note saying that -pie is not supported.
7390
c6585162
ILT		 73912009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7392
7393 * options.h (class General_options): Add -init and -fini.
7394 * layout.cc (Layout::finish_dynamic_section): Emit
7395 given init and fini functions.
7396
032ce4e9
ST		 73972009-10-13 Sriraman Tallam <tmsriram@google.com>
7398
7399 * gc.h (gc_process_relocs): Check if icf is enabled using new
7400 function.
7401 * gold.cc (queue_initial_tasks): Likewise.
7402 (queue_middle_tasks): Likewise.
7403 * object.cc (do_layout): Likewise.
7404 * symtab.cc (is_section_folded): Likewise.
7405 * main.cc (main): Likewise.
7406 * reloc.cc (Read_relocs::run): Likewise.
7407 (Sized_relobj::do_scan_relocs): Likewise.
7408 * icf.cc (is_function_ctor_or_dtor): New function.
7409 (Icf::find_identical_sections): Check if function is ctor or dtor when
7410 safe icf is chosen.
7411 * options.h (General_options::icf): Change option to be an enum.
7412 (Icf_status): New enum.
7413 (icf_enabled): New method.
7414 (icf_safe_folding): New method.
7415 (set_icf_status): New method.
7416 (icf_status_): New variable.
7417 * (options.cc) (General_options::finalize): Set icf_status_.
7418 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7419 icf_test and icf_keep_unique_test to use the --icf enum flag.
7420 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7421 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7422
f345227a
ST		 74232009-10-12 Sriraman Tallam <tmsriram@google.com>
7424
7425 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7426 includes to gc.h and icf.h.
7427 * arm.cc: Include gc.h.
7428 * gold.cc: Likewise.
7429 * i386.cc: Likewise.
7430 * powerpc.cc: Likewise.
7431 * sparc.cc: Likewise.
7432 * x86_64.cc: Likewise.
7433 * gc.h: Include icf.h.
7434
1c7814ed
ILT		 74352009-10-11 Ian Lance Taylor <iant@google.com>
7436
7437 * plugin.cc: Include "gold.h" before other header files.
7438
ae3b5189
CD		 74392009-10-10 Chris Demetriou <cgd@google.com>
7440
7441 * options.h (Input_file_argument::Input_file_type): New enum.
7442 (Input_file_argument::is_lib_): Replace with...
7443 (Input_file_argument::type_): New member.
7444 (Input_file_argument::Input_file_argument): Take Input_file_type
7445 'type' rather than boolean 'is_lib' as second argument.
7446 (Input_file_argument::is_lib): Use type_.
7447 (Input_file_argument::is_searched_file): New function.
7448 (Input_file_argument::may_need_search): Handle is_searched_file.
7449 * options.cc (General_options::parse_library): Support -l:filename.
7450 (General_options::parse_just_symbols): Update for Input_file_argument
7451 changes.
7452 (Command_line::process): Likewise.
7453 * archive.cc (Archive::get_file_and_offset): Likewise.
7454 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7455 * script.cc (read_script_file, script_add_file): Likewise.
7456 * fileread.cc (Input_file::Input_file): Likewise.
7457 (Input_file::will_search_for): Handle is_searched_file.
7458 (Input_file::open): Likewise.
7459 * readsyms.cc (Read_symbols::get_name): Likewise.
7460 * testsuite/Makefile.am (searched_file_test): New test.
7461 * testsuite/Makefile.in: Regenerate.
7462 * testsuite/searched_file_test.cc: New file.
7463 * testsuite/searched_file_test_lib.cc: New file.
7464
f3048a1d
ILT		 74652009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7466 Ian Lance Taylor <iant@google.com>
7467
7468 * descriptor.cc: Include <cstdio> and "binary-io.h".
7469 (Descriptors::open): Open the files in binary mode always.
7470 * script.cc (Lex::get_token): Treat \r as whitespace.
7471
d4780e57
ILT		 74722009-10-09 Ian Lance Taylor <iant@google.com>
7473
7474 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7475
d9a893b8
ILT		 74762009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7477 Ian Lance Taylor <iant@google.com>
7478
7479 * configure.ac: Check for readv function also.
7480 * fileread.cc (readv): Define if not HAVE_READV.
7481 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7482 does not exist.
7483 * config.in: Regenerate.
7484 * configure: Regenerate.
7485
c0a62865
DK		 74862009-10-09 Doug Kwan <dougkwan@google.com>
7487
7488 * layout.cc (Layout::make_output_section): Call target hook to make
7489 ordinary output section.
7490 (Layout::finalize): Adjust parameter list of call the
7491 Target::may_relax().
7492 * layout.h (class Layout::section_list): New method.
7493 * merge.h (Output_merge_base::entsize): Change visibility to public.
7494 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7495 New methods.
7496 (Output_merge_string::do_is_string): New method.
7497 * object.cc (Sized_relobj::do_setup): renamed from
7498 Sized_relobj::set_up.
7499 * object.h (Sized_relobj::adjust_shndx,
7500 Sized_relobj::initializ_input_to_output_maps,
7501 Sized_relobj::free_input_to_output_maps): Change visibilities to
7502 protected.
7503 (Sized_relobj::setup): Virtualize.
7504 (Sized_relobj::do_setup): New method declaration.
7505 (Sized_relobj::invalidate_section_offset,
7506 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7507 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7508 * options.cc (parse_int): New function.
7509 * options.h (parse_int): New declaration.
7510 (DEFINE_int): New macro.
7511 (stub_group_size): New option.
7512 * output.cc (Output_section::Output_section): Initialize memebers
7513 merge_section_map_, merge_section_by_properties_map_,
7514 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7515 (Output_section::add_input_section): Handled deferred code-fill
7516 generation and remove an old comment.
7517 (Output_section::add_relaxed_input_section): New method definition.
7518 (Output_section::add_merge_input_section): Use merge section by
7519 properties map to speed to search. Update merge section maps
7520 as appropriate.
7521 (Output_section::build_relaxation_map): New method definition.
7522 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7523 Same.
7524 (Output_section::relax_input_section): Renamed to
7525 Output_section::convert_input_sections_to_relaxed_sections and change
7526 interface to take a vector of pointers to relaxed sections.
7527 (Output_section::find_merge_section,
7528 Output_section::find_relaxed_input_section): New method definitions.
7529 (Output_section::is_input_address_mapped,
7530 Output_section::output_offset, Output_section::output_address):
7531 Use output section data maps to speed up searching.
7532 (Output_section::find_starting_output_address): Add comments.
7533 (Output_section::do_write,
7534 Output_section::write_to_postprocessing_buffer): Do code-fill
7535 generation as appropriate.
7536 (Output_section::get_input_sections): Invalidate relaxed input section
7537 map.
7538 (Output_section::restore_states): Adjust type of checkpoint .
7539 Invalidate relaxed input section map.
7540 * output.h (Output_merge_base): New class declaration.
7541 (Input_section_specifier): New class defintion.
7542 (class Output_relaxed_input_section) Change base class to
7543 Output_section_data_build.
7544 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7545 base class initializer.
7546 (Output_section::add_relaxed_input_section): New method declaration.
7547 (Output_section::Input_section): Change visibility to protected.
7548 (Output_section::Input_section::relobj,
7549 Output_section::Input_section::shndx): Handle relaxed input sections.
7550 Output_section::input_sections) Change visibility to protected. Also
7551 define overload to return a non-const pointer.
7552 (Output_section::Merge_section_properties): New class defintion.
7553 (Output_section::Merge_section_by_properties_map,
7554 Output_section::Output_section_data_by_input_section_map,
7555 Output_section::Relaxation_map): New types.
7556 (Output_section::relax_input_section): Rename method to
7557 Output_section::convert_input_sections_to_relaxed_sections and change
7558 interface to take a vector of relaxed section pointers.
7559 (Output_section::find_merge_section,
7560 Output_section::find_relaxed_input_section,
7561 Output_section::build_relaxation_map,
7562 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7563 New method declarations.
7564 (Output_section::merge_section_map_
7565 Output_section::merge_section_by_properties_map_,
7566 Output_section::relaxed_input_section_map_,
7567 Output_section::is_relaxed_input_section_map_valid_,
7568 Output_section::generate_code_fills_at_write_): New data members.
7569 * script-sections.cc
7570 (Output_section_element_input::set_section_addresses): Call
7571 current_data_size and addralign methods of relaxed input sections.
7572 (Orphan_output_section::set_section_addresses): Call current_data_size
7573 and addralign methods of relaxed input sections.
7574 * symtab.cc (Symbol_table::compute_final_value): Extract template
7575 from the body of Symbol_table::sized_finalize_symbol.
7576 (Symbol_table::sized_finalized_symbol): Call
7577 Symbol_table::compute_final_value.
7578 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7579 (Symbol_table::compute_final_value): New templated method declaration.
7580 * target.cc (Target::do_make_output_section): New method defintion.
7581 * target.h (Target::make_output_section): New method declaration.
7582 (Target::relax): Add more parameters for input objects, symbol table
7583 and layout. Adjust call to do_relax.
7584 (Target::do_make_output_section): New method declaration.
7585 (Target::do_relax): Add parameters for input objects, symbol table
7586 and layout.
7587
d446d6c4
ILT		 75882009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7589
7590 * pread.c: Include stdio.h.
7591
bc06c745
ILT		 75922009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7593
7594 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7595 defined.
7596
75aea3d0
ILT		 75972009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7598
7599 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7600 Change read_shndx type to unsigned int.
7601 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7602 int.
7603 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7604 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7605 Change read_shndx type to unsigned int.
7606 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7607 int.
7608 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7609 * layout.cc (Layout::create_symtab_sections): Cast the result of
7610 local_symcount * symsize to off_t in the gold_assert.
7611
be8fcb75
ILT		 76122009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7613
7614 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7615 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7616 R_ARM_BASE_ABS.
7617 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7618 (Arm_relocate_functions::thm_abs5): New function.
7619 (Arm_relocate_functions::abs12): New function.
7620 (Arm_relocate_functions::abs16): New function.
7621 (Arm_relocate_functions::base_abs): New function.
7622 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7623 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7624 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7625 R_ARM_BASE_ABS.
7626 (Scan::global): Likewise.
7627 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7628 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7629 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7630 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7631 R_ARM_BASE_ABS.
7632
c2a122b6
ILT		 76332009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7634
7635 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7636 (Arm_relocate_functions::movt_prel): New function.
7637 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7638 (Arm_relocate_functions::thm_movt_prel): New function.
7639 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7640 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7641 (Scan::global, Relocate::relocate): Likewise.
7642 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7643
c4aa1e2d
ILT		 76442009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7645
7646 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7647 Incremental_checker.
7648 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7649 unsigned int.
7650 (class Incremental_inputs_header): New class.
7651 (Incremental_inputs_header_writer): Edit comment.
7652 (Incremental_inputs_entry): New class.
7653 (Incremental_inputs_entry_writer): Edit comment.
7654 (Sized_incremental_binary::do_find_incremental_inputs_section):
7655 Add *strtab_shndx parameter, fill it.
7656 (Sized_incremental_binary::do_check_inputs): New method.
7657 (Incremental_checker::can_incrementally_link_output_file): Use
7658 Sized_incremental_binary::check_inputs.
7659 (Incremental_inputs::report_command_line): Save command line in
7660 command_line_.
7661 * incremental.h:
7662 (Incremental_binary::find_incremental_inputs_section): New
7663 method.
7664 (Incremental_binary::do_find_incremental_inputs_section): Add
7665 strtab_shndx parameter.
7666 (Incremental_binary::do_check_inputs): New pure virtual method.
7667 (Sized_incremental_binary::do_check_inputs): Declare.
7668 (Incremental_checker::Incremental_checker): Add incremental_inputs
7669 parameter, use it to initialize incremental_inputs_.
7670 (Incremental_checker::incremental_inputs_): New field.
7671 (Incremental_checker::command_line): New method.
7672 (Incremental_checker::inputs): New method.
7673 (Incremental_checker::command_line_): New field.
7674
c549a694
ILT		 76752009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7676
7677 * incremental.cc: Include <cstdarg> and "target-select.h".
7678 (vexplain_no_incremental): New function.
7679 (explain_no_incremental): New function.
7680 (Incremental_binary::error): New method.
7681 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7682 method.
7683 (make_sized_incremental_binary): New function.
7684 (open_incremental_binary): New function.
7685 (can_incrementally_link_file): Add checks if output is ELF and has
7686 inputs section.
7687 * incremental.h: Include "elfcpp_file.h" and "output.h".
7688 (Incremental_binary): New class.
7689 (Sized_incremental_binary): New class.
7690 (open_incremental_binary): Declare.
7691 * object.cc (is_elf_object): Use
7692 elfcpp::Elf_recognizer::is_elf_file.
7693 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7694 * output.h (Output_file::filesize): New method.
7695
fd3c5f0b
ILT		 76962009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7697
7698 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7699 New function.
7700 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7701 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7702 function.
7703 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7704 function.
7705 (Arm_relocate_functions::movw_abs_nc): New function.
7706 (Arm_relocate_functions::movt_abs): New function.
7707 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7708 (Arm_relocate_functions::thm_movt_abs): New function.
7709 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7710 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7711 (Scan::global): Likewise.
7712 (Relocate::relocate): Likewise.
7713 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7714
7f5309a5
ILT		 77152009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7716
7717 * arm.cc (Arm_relocate_functions::got_prel) New function.
7718 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7719 (Relocate::relocate): Likewise.
7720 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7721
364c7fa5
ILT		 77222009-10-06 Ian Lance Taylor <iant@google.com>
7723
7724 * options.h (class General_options): Define
7725 split_stack_adjust_size parameter.
7726 * object.h (class Object): Add uses_split_stack_ and
7727 has_no_split_stack_ fields. Add uses_split_stack and
7728 has_no_split_stack accessor functions. Declare
7729 handle_split_stack_section.
7730 (class Reloc_symbol_changes): Define.
7731 (class Sized_relobj): Define Function_offsets. Declare
7732 split_stack_adjust, split_stack_adjust_reltype, and
7733 find_functions.
7734 * object.cc (Object::handle_split_stack_section): New function.
7735 (Sized_relobj::do_layout): Call handle_split_stack_section.
7736 * dynobj.cc (Sized_dynobj::do_layout): Call
7737 handle_split_stack_section.
7738 * reloc.cc (Sized_relobj::relocate_sections): Call
7739 split_stack_adjust for executable sections in split_stack
7740 objects. Pass reloc_map to relocate_section.
7741 (Sized_relobj::split_stack_adjust): New function.
7742 (Sized_relobj::split_stack_adjust_reltype): New function.
7743 (Sized_relobj::find_functions): New function.
7744 * target-reloc.h: Include "object.h".
7745 (relocate_section): Add reloc_symbol_changes parameter. Change
7746 all callers.
7747 * target.h (class Target): Add calls_non_split method. Declare
7748 do_calls_non_split virtual method. Declare match_view and
7749 set_view_to_nop.
7750 * target.cc: Include "elfcpp.h".
7751 (Target::do_calls_non_split): New function.
7752 (Target::match_view): New function.
7753 (Target::set_view_to_nop): New function.
7754 * gold.cc (queue_middle_tasks): Give an error if mixing
7755 split-stack and non-split-stack objects with -r.
7756 * i386.cc (Target_i386::relocate_section): Add
7757 reloc_symbol_changes parameter.
7758 (Target_i386::do_calls_non_split): New function.
7759 * x86_64.cc (Target_x86_64::relocate_section): Add
7760 reloc_symbol_changes parameter.
7761 (Target_x86_64::do_calls_non_split): New function.
7762 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7763 parameter.
7764 * powerpc.cc (Target_powerpc::relocate_section): Add
7765 reloc_symbol_changes parameter.
7766 * sparc.cc (Target_sparc::relocate_section): Add
7767 reloc_symbol_changes parameter.
7768 * configure.ac: Call AM_CONDITIONAL for the default target.
7769 * configure: Rebuild.
7770 * testsuite/Makefile.am (TEST_AS): New variable.
7771 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7772 (check_DATA): Add split_i386 and split_x86_64 files.
7773 (SPLIT_DEFSYMS): Define.
7774 (split_i386_[1234n].o): New targets.
7775 (split_i386_[124]): New targets.
7776 (split_i386_[1234r].stdout): New targets.
7777 (split_x86_64_[1234n].o): New targets.
7778 (split_x86_64_[124]): New targets.
7779 (split_x86_64_[1234r].stdout): New targets.
7780 (MOSTLYCLEANFILES): Add new executables.
7781 * testsuite/split_i386.sh: New file.
7782 * testsuite/split_x86_64.sh: New file.
7783 * testsuite/split_i386_1.s: New file.
7784 * testsuite/split_i386_2.s: New file.
7785 * testsuite/split_i386_3.s: New file.
7786 * testsuite/split_i386_4.s: New file.
7787 * testsuite/split_i386_n.s: New file.
7788 * testsuite/split_x86_64_1.s: New file.
7789 * testsuite/split_x86_64_2.s: New file.
7790 * testsuite/split_x86_64_3.s: New file.
7791 * testsuite/split_x86_64_4.s: New file.
7792 * testsuite/split_x86_64_n.s: New file.
7793 * testsuite/testfile.cc (Target_test): Update relocation_section
7794 function.
7795 * testsuite/Makefile.in: Rebuild.
7796
e8a9fcda
ILT		 77972009-10-06 Ian Lance Taylor <iant@google.com>
7798
7799 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7800 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7801 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7802 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7803 the address on ldo_addrs_.
7804 (Target_i386::Relocate::fix_up_ldo): New function.
7805
e99daf92
ILT		 78062009-10-06 Rafael Espindola <espindola@google.com>
7807
7808 * plugin.cc (add_input_library): New.
7809 (Plugin::load): Add add_input_library to tv.
7810 (Plugin_manager::add_input_file): Add the is_lib argument.
7811 (add_input_file): Update call to Plugin_manager::add_input_file.
7812 (add_input_library): New.
7813 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7814
966d4097
DK		 78152009-09-30 Doug Kwan <dougkwan@google.com>
7816
7817 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7818 symbol and call Symbol::may_need_copy_reloc to determine if
7819 a copy reloc is needed.
7820 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7821 nocopyreloc is given in command line.
7822 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7823 given in command line.
7824 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7825 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7826 of the removed Target_i386::may_need_copy_reloc.
7827 * options.h (copyreloc): New option with default value false.
7828 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7829 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7830 instead of the removed Target_powerpc::may_need_copy_reloc.
7831 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7832 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7833 instead of the removed Target_sparc::may_need_copy_reloc.
7834 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7835 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7836 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7837 instead of the removed Target_x86_64::may_need_copy_reloc.
7838
029ba973
ILT		 78392009-09-30 Ian Lance Taylor <iant@google.com>
7840
7841 * object.h (class Object): Remove target_ field, and target,
7842 sized_target, and set_target methods.
7843 (Object::sized_target): Remove.
7844 (class Sized_relobj): Update declarations. Remove sized_target.
7845 * object.cc (Sized_relobj::setup): Remove target parameter.
7846 Change all callers.
7847 (Input_objects::add_object): Don't do anything with the target.
7848 (make_elf_sized_object): Add punconfigured parameter. Change all
7849 callers. Set or test parameter target.
7850 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7851 Change all callers.
7852 * parameters.cc (Parameters::set_target): Change parameter type to
7853 be non-const.
7854 (Parameters::default_target): Remove.
7855 (set_parameters_target): Change parameter type to be non-const.
7856 (parameters_force_valid_target): New function.
7857 (parameters_clear_target): New function.
7858 * parameters.h (class Parameters): Update declarations. Remove
7859 default_target method. Add sized_target and clear_target
7860 methods. Change target_ to be non-const.
7861 (set_parameters_target): Update declaration.
7862 (parameters_force_valid_target): Declare.
7863 (parameters_clear_target): Declare.
7864 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7865 as NULL if we aren't searching.
7866 (Add_symbols::run): Don't check for compatible target.
7867 * fileread.cc (Input_file::open_binary): Call
7868 parameters_force_valid_target.
7869 * gold.cc (queue_middle_tasks): Likewise.
7870 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7871 set_target on object.
7872 * dynobj.h (class Sized_dynobj): Update declarations.
7873 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7874 make_elf_object returns NULL.
7875 (Archive::include_member): Don't check whether object target is
7876 compatible.
7877 * output.cc (Output_section::add_input_section): Get target from
7878 parameters.
7879 (Output_section::relax_input_section): Likewise.
7880 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7881 parameters.
7882 (Sized_relobj::do_scan_relocs): Likewise.
7883 (Sized_relobj::relocate_sections): Likewise.
7884 * resolve.cc (Symbol_table::resolve): Likewise.
7885 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7886 parameter. Change all callers.
7887 (Symbol_table::add_from_object): Get target from parameters.
7888 (Symbol_table::add_from_relobj): Don't check object target.
7889 (Symbol_table::add_from_dynobj): Likewise.
7890 (Symbol_table::define_special_symbol): Get target from
7891 parameters.
7892 * symtab.h (class Symbol_table): Update declaration.
7893 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7894 parameter. Change all callers. Clear parameter target.
7895 (Binary_test): Test target here.
7896 * testsuite/object_unittest.cc (gold_testsuite): Remove
7897 target_test_pointer parameter. Change all callers.
7898 (Object_test): Test target here.
7899
a6a22b83
ILT		 79002009-09-26 Ian Lance Taylor <iant@google.com>
7901
7902 * testsuite/initpri1.c: Don't try to use constructor priorities if
7903 compiling with gcc before 4.3.
7904
6a8f49fe
ILT		 79052009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7906
7907 * testsuite/retain_symbols_file_test.sh (check_present): Change
7908 output file name to retain_symbols_file_test.stdout.
7909 (check_absent): Likewise.
7910
8c604651
CS		 79112009-09-18 Craig Silverstein <csilvers@google.com>
7912
7913 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7914 * options.cc: Include <cerrno> and <fstream>.
7915 (General_options::finalize): Parse -retain-symbols-file tag.
7916 * options.h: New flag.
7917 (General_options): New method should_retain_symbol, new
7918 variable symbols_to_retain.
7919 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7920 should_retain_symbol map.
7921 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7922 * testsuite/Makefile.in: Regenerate.
7923 * testsuite/retain_symbols_file_test.sh: New file.
7924
ca58b19f
NC		 79252009-09-18 Nick Clifton <nickc@redhat.com>
7926
7927 * po/es.po: Updated Spanish translation.
7928
20e6d0d6
DK		 79292009-09-17 Doug Kwan <dougkwan@google.com>
7930
7931 * debug.h (DEBUG_RELAXATION): New constant.
7932 (DEBUG_ALL): Add DEBUG_RELAXATION.
7933 (debug_string_to_enum): Add relaxation debug option.
7934 * layout.cc
7935 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7936 Layout::Relaxation_debug_check::read_sections,
7937 Layout::Relaxation_debug_check::read_sections): New method definitions.
7938 (Layout::Layout): Initialize data members
7939 record_output_section_data_from_scrips_,
7940 script_output_section_data_list_ and relaxation_debug_check_.
7941 (Layout::save_segments, Layout::restore_segments,
7942 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7943 Layout::relaxation_loop_body): New method definitions.
7944 (Layout::finalize): Support relaxation. Move section layout code to
7945 Layout::relaxation_loop_body.
7946 (Layout::set_asection_address_from_script): Move code for orphan
7947 section placement out.
7948 (Layout::place_orphan_sections_in_script): New method definition.
7949 * layout.h (Output_segment_headers, Output_file_header):
7950 New forward class declarations.
7951 (Layout::~Layout): Define.
7952 (Layout::new_output_section_data_from_script): New method definition.
7953 (Layout::place_orphan_sections_in_script): New method declaration.
7954 (Layout::Segment_states): New type declaration.
7955 (Layout::save_segments, Layout::restore_segments,
7956 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7957 Layout::relaxation_loop_body): New method declarations.
7958 (Layout::Output_section_data_list): New type declaration.
7959 (Layout::Relaxation_debug_check): New class definition.
7960 (Layout::record_output_section_data_from_script_,
7961 Layout::script_output_section_data_list_, Layout::segment_states_,
7962 Layout::relaxation_debug_check_): New data members.
7963 * output.cc: (Output_section_headers::do_size): New method definition.
7964 (Output_section_headers::Output_section_headers): Move size
7965 computation to Output_section_headers::do_size.
7966 (Output_segment_headers::do_size): New method definition.
e1df38aa 7967 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7968 Output_file_header::do_size and call it.
7969 (Output_file_header::do_size): New method definition.
7970 (Output_data_group::Output_data_group): Adjust call to
7971 Output_section_data.
7972 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7973 (Output_symtab_xindex::do_write): Add array bound check.
7974 (Output_section::Input_section::print_to_mapfile): Handle
7975 RELAXED_INPUT_SECTION_CODE.
7976 (Output_section::Output_section): Initialize data member checkpoint_.
7977 (Output_section::~Output_section): Delete checkpoint object pointed
7978 by checkpoint_.
7979 (Output_section::add_input_section): Always add an Input_section if
7980 relaxing.
7981 (Output_section::add_merge_input_section): Add assert.
7982 (Output_section::relax_input_section): New method definition.
7983 (Output_section::set_final_data_size): Set load address to zero for
7984 an unallocated section.
7985 (Output_section::do_address_and_file_offset_have_reset_values):
7986 New method definition.
7987 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7988 Handle relaxed input section.
7989 (Output_section::sort_attached_input_sections): Checkpoint input
7990 section list lazily.
7991 (Output_section::get_input_sections): Change type of input_sections to
7992 list of Simple_input_section pointers. Checkpoint input section list
7993 lazily. Also handle relaxed input sections.
7994 (Output_section::add_input_section_for_script): Take a reference to
7995 a Simple_input_section object instead of Relobj pointer and section
7996 index as parameter. Handle relaxed input sections.
7997 (Output_section::save_states, Output_section::restore_states): New
7998 method definitions.
7999 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8000 (Output_data::is_data_size_fixed): New method definition.
8001 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8002 if it is fixed.
8003 (Output_data::address_and_file_offset_have_reset_values): New method
8004 definition.
8005 (Output_data::do_address_and_file_offset_have_reset_values): New method
8006 definition.
8007 (Output_data::set_data_size): Check that data size is not fixed.
8008 (Output_data::fix_data_size): New method definition.
8009 (Output_data::is_data_size_fixed_): New data member.
8010 (Output_section_headers::set_final_data_size): New method definition.
8011 (Output_section_headers::do_size): New method declaration.
8012 (Output_segment_headers::set_final_data_size): New method definition.
8013 (Output_segment_headers::do_size): New method declaration.
8014 (Output_file_header::set_final_data_size)::New method definition.
8015 (Output_file_header::do_size)::New method declaration.
8016 (Output_section_data::Output_section_data): Add new parameter
8017 is_data_size_fixed and use it to fix data size.
8018 (Output_data_const::Output_data_const): Adjust call to base class
8019 constructor and fix data size.
8020 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8021 base class constructor and fix data size.
8022 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8023 base class constructor and fix data size.
8024 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8025 class constructor and fix data size.
8026 (Output_data_group::set_final_data_size): New method definition.
8027 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8028 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8029 class constructor and fix data size.
8030 (Output_relaxed_input_section): New class definition.
8031 (Output_section::Simple_input_section): New class definition.
8032 (Output_section::get_input_sections): Adjust parameter list.
8033 (Output_section::add_input_section_for_script): Same.
8034 (Output_section::save_states, Output_section::restore_states,
8035 Output_section::do_address_and_file_offset_have_reset_values,
8036 (Output_section::Input_section::Input_section): Handle
8037 RELAXED_INPUT_SECTION_CODE. Add new overload for
8038 Output_relaxed_input_section.
8039 (Output_section::Input_section::is_input_section,
8040 Output_section::Input_section::set_output_section): Handle relaxed
8041 input section.
8042 (Output_section::Input_section::is_relaxed_input_section,
8043 Output_section::Input_section::output_section_data,
8044 Output_section::Input_section::relaxed_input_section): New method
8045 definitions.
8046 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8047 value.
8048 (Output_section::Input_section::u1_): Update comments.
8049 (Output_section::Input_section::u2_): Add new union member poris.
8050 (Output_section::Checkpoint_output_section): New classs definition.
8051 (Output_section::relax_input_section): New method declaration.
8052 (Output_section::checkpoint_): New data member.
8053 (Output_segment): Update comments.
8054 (Output_segment::Output_segment): Un-privatize copy constructor.
8055 (Output_segment::operator=): Un-privatize.
8056 * script-sections.cc (Output_section_element::Input_section_list):
8057 Change element type to Output_section::Simple_input_section.
8058 (Output_section_element_dot_assignment::set_section_addresses):
8059 Register output section data for relaxation clean up.
8060 (Output_data_exression::Output_data_expression): Adjust call to base
8061 constructor to fix data size.
8062 (Output_section_element_data::set_section_addresses): Register
8063 Output_data_expression object for relaxation clean up.
8064 (struct Input_section_info): Replace Relobj pointer and section index
8065 pair with Output_section::Simple_input_section and Convert struct to a
8066 class.
8067 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8068 Input_section_info data member to use accessors.
20e6d0d6
DK		 8069 (Output_section_element_input::set_section_addresses): Use layout
8070 parameter. Adjust code to use Output_section::Simple_input_section
8071 and Input_secction_info classes. Register filler for relaxation
8072 clean up.
8073 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8074 and section index pair with Output_section::Simple_input_section
8075 class. Adjust code accordingly.
8076 (Phdrs_element::release_segment): New method definition.
8077 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8078 segment list.
8079 (Script_sections::release_segments): New method definition.
8080 * gold/script-sections.h (Script_sections::release_segments): New
8081 method declaration.
8082 * gold/target.h (Target::may_relax, Target::relax,
8083 Target::do_may_relax, Target::do_relax): New method definitions.
8084
5e445df6
ILT		 80852009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8086
8087 * arm.cc (has_signed_unsigned_overflow): New function.
8088 (Arm_relocate_functions::abs8): New function.
8089 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8090 (Target_arm::Scan::global): Likewise.
8091 (Target_arm::relocate::relocate): Likewise.
8092 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8093 Likewise.
8094
8c604651 80952009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8096
8097 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8098 * testsuite/Makefile.in: Regenerate.
8099
1e9cc1c2
NC		 81002009-09-11 Nick Clifton <nickc@redhat.com>
8101
8102 * po/gold.pot: Updated by the Translation project.
8103
6a89f575
CC		 81042009-09-08 Cary Coutant <ccoutant@google.com>
8105
8106 * output.cc (Output_file::open): Add execute permission to empty file.
8107 * testsuite/Makefile.am (permission_test): New test.
8108 * testsuite/Makefile.in: Regenerate.
8109
fdcac5af
ILT		 81102009-09-02 Ian Lance Taylor <iant@google.com>
8111
8112 * output.cc (Output_file::resize): Call map_no_anonymous rather
8113 than map.
8114
44453f85
ILT		 81152009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8116
8117 * gold.cc: Include "incremental.h".
8118 (queue_initial_tasks): Call Incremental_checker methods.
8119 * incremental.cc: Include "output.h".
8120 (Incremental_checker::can_incrementally_link_output_file): New
8121 method.
8122 * incremental.h (Incremental_checker): New class.
8123
8124 * output.cc (Output_file::open_for_modification): New method.
8125 (Output_file::map_anonymous): Changed return type to bool. Record
8126 map in base_ field.
8127 (Output_file::map_no_anonymous): New method, broken out of map.
8128 (Output_file::map): Use map_no_anonymous and map_anonymous.
8129 * output.h (class Output_file): Update declarations.
8130
293c1386
CC		 81312009-08-24 Cary Coutant <ccoutant@google.com>
8132
8133 * options.h (Command_line::Pre_options): New class.
8134 (Command_line::pre_options): New member.
8135 * options.cc (gold::options::ready_to_register): New variable.
8136 (One_option::register_option): Do nothing if not registering options.
8137 Assert if same short option registered twice.
8138 (General_options::General_options): Turn off option registration when
8139 done constructing.
8140 (Command_line::Pre_options::Pre_options): New constructor.
8141
f773f3d2
CC		 81422009-08-24 Cary Coutant <ccoutant@google.com>
8143
06a73cfe
CC		 8144 * options.h (General_options::no_keep_memory): Remove incorrect
8145 short option.
f773f3d2 8146
a15af8e2
RW		 81472009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8148
8149 * Makefile.am (am__skiplex, am__skipyacc): New.
8150 * Makefile.in: Regenerate.
8151
c462b41b
RW		 81522009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8153
14ec8efd
RW		 8154 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8155 (INCLUDES): ... this.
8156 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8157 (AM_CPPFLAGS): Renamed from ...
8158 (INCLUDE): ... this.
8159 * Makefile.in, testsuite/Makefile.in: Regenerate.
8160
81ecdfbb
RW		 8161 * Makefile.in: Regenerate.
8162 * aclocal.m4: Likewise.
8163 * config.in: Likewise.
8164 * configure: Likewise.
8165 * testsuite/Makefile.in: Likewise.
8166
c462b41b
RW		 8167 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8168 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8169 * Makefile.in: Regenerate.
8170 * testsuite/Makefile.in: Regenerate.
8171
2da73f13
CC		 81722009-08-19 Cary Coutant <ccoutant@google.com>
8173
8174 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8175 symbols in shared libraries overridden by hidden or internal symbols
8176 in the main program.
8177
2db70501
CD		 81782009-08-19 Chris Demetriou <cgd@google.com>
8179
8180 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8181 checking source file names in error messages.
8182
f733487b
DK		 81832009-08-18 Doug Kwan <dougkwan@google.com>
8184
8185 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8186 an elcpp::Ehdr as parameter. Adjust call to set_target.
8187 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8188 an elfcpp::Ehdr as parameter.
8189 * object.cc (Object::set_target): Remove the version that looks up
8190 a target and sets it.
8191 (Sized_relobj::setup): Take a Target object instead of
8192 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8193 (make_elf_sized_object): Find target and ask target to
8194 make an ELF object.
8195 * object.h: (Object::set_target): Remove the version that looks up
8196 a target and sets it.
8197 (Sized_relobj::setup): Take a Target object instead of
8198 an elfcpp:Ehdr as parameter.
8199 * target.cc: Include dynobj.h.
8200 (Target::do_make_elf_object_implementation): New.
8201 (Target::do_make_elf_object): New.
8202 * target.h (Target::make_elf_object): New template declaration.
8203 (Target::do_make_elf_object): New method declarations.
8204 (Target::do_make_elf_object_implementation): New template declaration.
8205
cc70f101
ILT		 82062009-08-14 Ian Lance Taylor <iant@google.com>
8207
8208 * gold.h (FUNCTION_NAME): Define.
8209 (gold_unreachable): Use FUNCTION_NAME.
8210
ef5e0cb1
ST		 82112009-08-12 Sriraman Tallam <tmsriram@google.com>
8212
8213 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8214 symbol in the --keep-unique list is not found.
8215
48c187ce
ST		 82162009-08-12 Sriraman Tallam <tmsriram@google.com>
8217
8218 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8219 been maked as --keep-unique.
8220 (Icf::unfold_section): New function.
8221 * icf.h (Icf::unfold_section): New function.
8222 * options.h (General_options::keep_unique): New option.
8223 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8224 * testsuite/Makefile.in: Regenerate.
8225 * testsuite/icf_keep_unique_test.sh: New file.
8226 * testsuite/icf_keep_unique_test.cc: New file.
8227
645afe0c
CC		 82282009-08-12 Cary Coutant <ccoutant@google.com>
8229
8230 PR 10471
8231 * resolve.cc (Symbol_table::resolve): Check for references from
8232 dynamic objects to hidden and internal symbols.
8233 * testsuite/Makefile.am (hidden_test.sh): New test.
8234 * testsuite/Makefile.in: Regenerate.
8235 * testsuite/hidden_test.sh: New script.
8236 * testsuite/hidden_test_1.c: New test source.
8237 * testsuite/hidden_test_main.c: New test source.
8238
11af873f
DK		 82392009-08-11 Doug Kwan <dougkwan@google.com>
8240
8241 * arm.cc: Update comments.
8242 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8243 segment to locate the .ARM.exidx section if present.
8244
b9f7d72d
DK		 82452009-08-09 Doug Kwan <dougkwan@google.com>
8246
8247 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8248 patch.
8249
ddd3c53c
ST		 82502009-08-07 Sriraman Tallam <tmsriram@google.com>
8251 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8252 compiler warnings.
8253
27721062
ST		 82542009-08-06 Sriraman Tallam <tmsriram@google.com>
8255
8256 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8257 valid tls_segment only for non-debug-section relocations.
8258 * testsuite/Makefile.am: Add gc_tls_test.
8259 * testsuite/Makefile.in: Regenerate.
8260 * testsuite/gc_tls_test.cc: New file.
8261 * testsuite/gc_tls_test.sh: New file.
8262
ef15dade 82632009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8264
ef15dade
ST		 8265 * icf.cc: New file.
8266 * icf.h: New file.
8267 * Makefile.am (CCFILES): Add icf.cc.
8268 (HFILES): Add icf.h
8269 * Makefile.in: Regenerate.
8270 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8271 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8272 section, symbol and addend information for the relocs.
8273 * gold.cc (queue_middle_tasks): Call identical code folding.
8274 * gold.h: Add defines for multimap.
8275 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8276 to the call of finalize_local_symbols.
8277 * main.cc (main): Create object of class Icf.
8278 * object.cc (Sized_relobj::do_layout): Allow this function to be
8279 called twice during icf.
8280 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8281 to sections marked as identical by icf.
8282 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8283 when available.
8284 (Sized_relobj::do_section_entsize): New function.
8285 * object.h (Object::section_entsize): New function.
8286 (Object::do_section_entsize): New pure virtual function.
8287 (Relobj::finalize_local_symbols): Add new parameter.
8288 (Relobj::do_section_entsize): New function.
8289 * options.h (General_options::icf): New option.
8290 (General_options::icf_iterations): New option.
8291 (General_options::print_icf_sections): New option.
8292 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8293 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8294 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8295 icf.
8296 * symtab.cc (Symbol_table::is_section_folded): New function.
8297 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8298 to sections marked as identical by icf.
8299 * symtab.h (Symbol_table::set_icf): New function.
8300 (Symbol_table::icf): New function.
8301 (Symbol_table::is_section_folded): New function.
8302 (Symbol_table::icf_): New data member.
8303 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8304 * testsuite/Makefile.am: Add commands to build icf_test.
8305 * testsuite/Makefile.in: Regenerate.
8306 * testsuite/icf_test.sh: New file.
8307 * testsuite/icf_test.cc: New file.
8308
c3b65ac4
CD		 83092009-07-24 Chris Demetriou <cgd@google.com>
8310
8311 * layout.cc (is_compressible_debug_section): Fix incorrect
8312 comment about compressed section names.
8313
1caf2c51
ILT		 83142009-07-20 Ian Lance Taylor <ian@airs.com>
8315
8316 PR 10419
8317 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8318
1ef4d87f
ILT		 83192009-07-16 Ian Lance Taylor <iant@google.com>
8320
8321 PR 10400
8322 * layout.h: #include <map>.
8323 (class Kept_section): Change from struct to class. Add accessors
8324 and setters. Add section size to Comdat_group mapping. Change
8325 Comdat_group to std::map. Add is_comdat_ field. Add
8326 linkonce_size field in union.
8327 (class Layout): Update declaration of find_or_add_kept_section.
8328 Don't declare find_kept_object.
8329 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8330 parameter. Add object, shndx, is_comdat, and is_group_name
8331 parameters. Change all callers. Adjust for new Kept_section.
8332 (Layout::find_kept_object): Remove.
8333 * object.cc (Sized_relobj::include_section_group): Update use of
8334 Kept_section. Rename secnum to shndx. Only record
8335 Kept_comdat_section if sections are the same size.
8336 (Sized_relobj::include_linkonce_section): Update use of
8337 Kept_section. Only record Kept_comdat_section if sections are the
8338 same size. Set size of linkonce section.
8339 (Sized_relobj::map_to_kept_section): Update call to
8340 get_kept_comdat_section.
8341 * object.h (class Sized_relobj): Rename fields in
8342 Kept_comdat_section to drop trailing underscores; change object
8343 field to Relobj*. Change Kept_comdat_section_table to store
8344 struct rather than pointer.
8345 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8346 Add kept_object and kept_shndx parameters. Change all callers.
8347 (Sized_relobj::get_kept_comdat_section): Change return type to
8348 bool. Add kept_object and kept_shndx parameters. Change all
8349 callers.
8350 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8351 Layout::find_or_add_kept_section.
8352
37c3b7b0
ILT		 83532009-07-09 Ian Lance Taylor <iant@google.com>
8354
8355 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8356 Reserve space in the hash table.
8357
98fa85cb
ILT		 83582009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8359
8360 * fileread.cc (File_read::get_mtime): New method.
8361 * fileread.h (Timespec): New structure.
8362 (File_read::get_mtime): New method.
8363 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8364 Renamed from timestamp_nsec.
8365 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8366 Elf_Xword.
e1df38aa 8367 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8368 timestamp_nsec.
e1df38aa 8369 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8370 (Incremental_inputs::report_obejct): Save mtime; style fix.
8371 (Incremental_inputs::report_script): Save mtime; style fix.
8372 (Incremental_inputs::finalize_inputs): Style fix.
8373 (Incremental_inputs::finalize): Style fix.
8374 (Incremental_inputs::create_input_section_data): Store inputs
8375 mtime.
8376 * incremental.h (Incremental_inputs::report_script): Add mtime
8377 argument.
8378 (Incremental_inputs::Input_info::Input_info): Intialize only one
8379 union member.
8380 (Incremental_inputs::Input_info::archive): Move to nameless
8381 union.
8382 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8383 (Incremental_inputs::Input_info::script): Move to nameless union.
8384 (Incremental_inputs::mtime): New field.
8385 * script.cc (read_input_script): Pass file mtime to
8386 Incremental_input.
8387 * script.h (Script_info::inputs): Style fix.
8388
c9d70757
ILT		 83892009-07-01 Ian Lance Taylor <ian@airs.com>
8390
8391 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8392 instead of 32.
8393
9c547ec3
ILT		 83942009-06-24 Ian Lance Taylor <iant@google.com>
8395
8396 PR 10156
8397 * layout.cc (Layout::choose_output_section): If we find an
8398 existing section, update the flags.
8399 (Layout::create_notes): New function, broken out of
8400 Layout::finalize.
8401 (Layout::finalize): Don't create note sections.
8402 (Layout::create_note): Don't crash if linker script discards
8403 section.
8404 (Layout::create_gold_note): Likewise.
8405 (Layout::create_build_id): Likewise. Don't set
8406 after_input_sections on the section.
8407 (Layout::create_executable_stack_info): Remove target parameter.
8408 Change caller.
8409 * layout.h (class Layout): Declare create_notes. Update
8410 declaration of create_executable_stack_info.
8411 * gold.cc (queue_middle_tasks): Call create_notes.
8412 * output.cc (Output_section::update_flags_for_input_section): Move
8413 here from output.h. If SHF_ALLOC flag is newly set, mark address
8414 invalid.
8415 * output.h (Output_data::mark_address_invalid): New function.
8416 (class Output_section): Only declare, not define,
8417 update_flags_for_input_section. Remove set_flags.
8418
55458500
ILT		 84192009-06-24 Ian Lance Taylor <iant@google.com>
8420
8421 * script-sections.cc (Output_section_definition::
8422 set_section_addresses): Rename shadowing local load_address to
8423 laddr.
8424
1307d6cd
ILT		 84252009-06-24 Ian Lance Taylor <iant@google.com>
8426
8427 PR 10244
8428 * reloc.cc (relocate_sections): Skip empty relocation sections.
8429
ec3f783e
ILT		 84302009-06-23 Ian Lance Taylor <iant@google.com>
8431
8432 PR 10156
8433 * layout.cc (Layout::create_note): Use choose_output_section
8434 rather than make_output_section.
8435
459c9f1c
ILT		 84362009-06-23 Ian Lance Taylor <iant@google.com>
8437
8438 PR 10237
8439 * options.cc (General_options::parse_V): Set printed_version_.
8440 (General_options::General_options): Initialize printed_version_.
8441 * options.h (class General_options): Add printed_version_ field.
8442 * gold.cc (queue_initial_tasks): If there are no input files,
8443 don't give a fatal error if we printed the version information.
8444 (queue_middle_tasks): If using -r with a shared object, give a
8445 fatal error rather than an ordinary error.
8446
1518dc8f
ILT		 84472009-06-23 Ian Lance Taylor <iant@google.com>
8448
8449 PR 10219
8450 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8451 (Layout::make_output_section): Set have_stabstr_section_ if we see
8452 a .stab*str section.
8453 (Layout::finalize): Call link_stabs_sections.
8454 (Layout::link_stabs_sections): New file.
8455 * layout.h (class Layout): Add have_stabstr_section_ field.
8456 Declare link_stabs_sections.
8457
3d857b98
DK		 84582009-06-23 Doug Kwan <dougkwan@google.com>
8459
8460 * Makefile.am (libgold_a_LIBADD): New.
8461 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8462 * Makefile.in: Regenerate.
8463 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8464 * configure: Regenerate.
8465 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8466 * fileread.cc: Include sys/state.h
8467 * gold.h: Declare memmem and strndup if found missing.
8468 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8469
0639a6f6
ILT		 84702009-06-23 Ian Lance Taylor <iant@google.com>
8471
8472 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8473 * configure: Rebuild.
8474
8d63875c
ILT		 84752009-06-23 Ian Lance Taylor <iant@google.com>
8476
8477 PR 10147
8478 * object.cc (Object::section_contents): Don't try to get a view if
8479 the section has length zero.
8480 (Object::handle_gnu_warning_section): If the section is empty, use
8481 the name of the section as the warning.
8482
f7c8a183
ILT		 84832009-06-23 Ian Lance Taylor <iant@google.com>
8484
8485 PR 10133
8486 * stringpool.h (class Stringpool_template): Add optimize_ field.
8487 (Stringpool_template::set_optimize): New function.
8488 * stringpool.cc (Stringpool_template::Stringpool_template):
8489 Initialize optimize_ field.
8490 (Stringpool_template::set_string_offsets): Test local optimize
8491 fild rather than parameter.
8492 * layout.cc (Layout::Layout): Call set_optimize on the section
8493 name stringpool.
8494
e6a307ba
ILT		 84952009-06-22 Ian Lance Taylor <iant@google.com>
8496
8497 PR 10030
8498 * yyscript.y: Parse TARGET.
8499 * script.cc (script_set_target): New function.
8500 * script-c.h (script_set_target): Declare.
8501 * options.cc (General_options::string_to_object_format): Rename
8502 from string_to_object_format in anonymous namespace. Change
8503 callers.
8504 * options.h (class General_options): Declare
8505 string_to_object_format.
8506
3ee173de
ILT		 85072009-06-22 Ian Lance Taylor <iant@google.com>
8508
8509 * script-sections.cc (Script_sections::create_segments): Don't put
8510 program headers in a PT_LOAD segment if -n or -N.
8511
85122009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8513
8514 PR 10141
8515 * options.h (class General_options): Add -z lazy and -z now. Sort
8516 -z options into alphabetical order.
8517 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8518
cd6739a1 85192009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8520
8521 * layout.cc (Layout::make_output_section): Call
8522 Target::new_output_section.
8523 (Layout::attach_allocated_section_to_segment): Put large section
8524 sections in a separate load segment with the large segment flag
8525 set.
8526 (Layout::segment_precedes): Sort large data segments after other
8527 load segments.
8528 (align_file_offset): New static function.
8529 (Layout::set_segment_offsets): Use align_file_offset.
8530 * output.h (class Output_section): Add is_small_section_ and
8531 is_large_section_ fields.
8532 (Output_section::is_small_section): New function.
8533 (Output_section::set_is_small_section): New function.
8534 (Output_section::is_large_section): New function.
8535 (Output_section::set_is_large_section): New function.
8536 (Output_section::is_large_data_section): New function.
8537 (class Output_segment): Add is_large_data_segment_ field.
8538 (Output_segment::is_large_data_segment): New function.
8539 (Output_segment::set_is_large_data_segment): New function.
8540 * output.cc (Output_section::Output_section): Initialize new
8541 fields.
8542 (Output_segment::Output_segment): Likewise.
8543 (Output_segment::add_output_section): Add assertion that large
8544 data sections always go in large data segments. Force small data
8545 sections to the end of the list of data sections. Force small BSS
8546 sections to the start of the list of BSS sections. For large BSS
8547 sections to the end of the list of BSS sections.
8548 * symtab.h (class Symbol): Declare is_common_shndx.
8549 (Symbol::is_defined): Check Symbol::is_common_shndx.
8550 (Symbol::is_common): Likewise.
8551 (class Symbol_table): Define enum Commons_section_type. Update
8552 declarations. Add small_commons_ and large_commons_ fields.
8553 * symtab.cc (Symbol::is_common_shndx): New function.
8554 (Symbol_table::Symbol_table): Initialize new fields.
8555 (Symbol_table::add_from_object): Put small and large common
8556 symbols in the right list.
8557 (Symbol_table::sized_finalized_symbol): Check
8558 Symbol::is_common_shndx.
8559 (Symbol_table::sized_write_globals): Likewise.
8560 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8561 common symbol lists. Don't call do_allocate_commons_list if the
8562 list is empty.
8563 (Symbol_table::do_allocate_commons_list): Remove is_tls
8564 parameter. Add comons_section_type parameter. Change all
8565 callers. Handle small and large common symbols.
8566 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8567 Symbol::is_common_shndx.
8568 * resolve.cc (symbol_to_bits): Likewise.
8569 * target.h (Target::small_common_shndx): New function.
8570 (Target::small_common_section_flags): New function.
8571 (Target::large_common_shndx): New function.
8572 (Target::large_common_section_flags): New function.
8573 (Target::new_output_section): New function.
8574 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8575 small_common_section_flags, and large_common_section_flags
8576 fields.
8577 (Target::do_new_output_section): New virtual function.
8578 * arm.cc (Target_arm::arm_info): Initialize new fields.
8579 * i386.cc (Target_i386::i386_info): Likewise.
8580 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8581 Likewise.
8582 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8583 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8584 (Target_x86_64::do_new_output_section): New function.
8585 * configure.ac: Define conditional MCMODEL_MEDIUM.
8586 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8587 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8588 (large_LDFLAGS): Define.
8589 * testsuite/large.c: New file.
8590 * testsuite/testfile.cc (Target_test::test_target_info):
8591 Initialize new fields.
8592 * configure, testsuite/Makefile.in: Rebuild.
8593
bb04269c
DK		 85942009-06-05 Doug Kwan <dougkwan@google.com>
8595
8596 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8597 * Makefile.in: Regenerate.
bb04269c
DK		 8598 * i386.cc (class Target_i386): Define new virtual method to
8599 override do_is_local_label_name in parent.
8600 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8601 local symbols if --discard-locals or -X is given.
8602 * options.h (class General_options): Declare new options
8603 '--discard-locals' and '-X' for discarding locals.
8604 * target.h (class Target): Define new methods is_local_label_name.
8605 Declare new virtual method do_is_local_label_name.
8606 * target.cc: New file.
8607 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8608 (check_SCRIPTS): Add discard_locals_test.sh.
8609 (check_DATA): Add discard_local_tests.syms.
8610 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8611 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8612 * testsuite/Makefile.in: Regenerate.
8613 * testsuite/discard_locals_test.c: New file.
8614 * testsuite/discard_locals_test.sh: Same.
8615
805bb01c
DK		 86162009-06-05 Doug Kwan <dougkwan@google.com>
8617
8618 * object.cc (Sized_relobj::Sized_relobj): Initialize
8619 discarded_eh_frame_shndx_ to -1U.
8620 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8621 section.
8622 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8623 a discarded .eh_frame section.
8624 (Sized_relobj::do_finalize_local_symbols): Ditto.
8625 * object.h (class Sized_relobj): Declare new member
8626 discarded_eh_frame_shndx_.
8627 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8628 (local_labels_test.o, local_labels_test): New rules.
8629 * testsuite/Makefile.in: Regenerate.
8630
1dcd334d
DK		 86312009-06-04 Doug Kwan <dougkwan@google.com>
8632
8633 * layout.cc (Layout::section_name_mapping): Add mapping for
8634 special ARM sections.
8635
96d49306
DK		 86362009-06-03 Doug Kwan <dougkwan@google.com>
8637
8638 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8639 (utils::has_overflow): Same.
8640
dff16297
ILT		 86412009-06-03 Ian Lance Taylor <iant@google.com>
8642
8643 * layout.cc (Layout::section_name_mapping): New array, replacing
8644 Layout::linkonce_mapping.
8645 (Layout::section_name_mapping_count): New variable, replacing
8646 Layout::linkonce_mapping_count.
8647 (Layout::linkonce_output_name): Remove.
8648 (Layout::output_section_name): Rewrite.
8649 * layout.h (class Layout): Rename Linkonce_mapping to
8650 Section_name_mapping, linkonce_mapping to section_name_mapping,
8651 linkonce_mapping_count to section_name_mapping_count. Don't
8652 declare linkonce_output_name.
8653
c121c671
DK		 86542009-06-03 Doug Kwan <dougkwan@google.com>
8655
8656 * gold/arm.cc (namespace utils): New.
8657 (Target_arm::reloc_is_non_pic): Define new method.
8658 (class Arm_relocate_functions): New.
8659 (Target_arm::Relocate::relocate): Handle relocation types used by
8660 Android.
8661
07800fab
ILT		 86622009-06-03 Ian Lance Taylor <iant@google.com>
8663
8664 * arm.cc (Target_arm::scan::global): Use || instead of |.
8665
c121c671
DK		 86662009-06-02 Doug Kwan <dougkwan@google.com>
8667
8668 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8669 issued_non_pic_error_.
8670 (class Target_arm::Scan): Declare new method check_non_pic.
8671 Define new method symbol_needs_plt_entry.
8672 Declare new data member issued_non_pic_error_.
8673 (class Target_arm::Relocate): Declare new method
8674 should_apply_static_reloc.
8675 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8676 (Target_arm::Scan::check_non_pic): Define new method.
8677 (Target_arm::Scan::local): Handle a small subset of reloc types used
8678 by Android.
8679 (Target_arm::Scan::local): Same.
8680 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8681
b19b0c6d
ILT		 86822009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8683
8684 * incremental.cc (Incremental_inputs::report_command_line): Filter
8685 out --incremental-* options.
8686
94cdfcff
DK		 86872009-05-29 Doug Kwan <dougkwan@google.com>
8688
8689 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8690 template class.
8691 (class Target_arm): Update comment.
8692 (Target_arm::Target_arm): Initialize new data members GOT_,
8693 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8694 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8695 and Target_arm::rel_dyn_section.
8696 Declare new_enum Target_arm::Got_type.
8697 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8698 and DYNBSS_.
8699 Update commments for member do_dynsym_value.
8700 (Target_arm::got_size, Target_arm::plt_section,
8701 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8702 new methods inside class defintion.
8703 (Target_arm::got_section): Define new method.
8704 (Target_arm::rel_dyn_section): Same.
8705 (Output_data_plt_arm): New template class.
8706 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8707 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8708 (Output_data_plt_arm::add_entry): Same.
8709 (Output_data_plt_arm::first_plt_entry): Define new
8710 static data member for PLT instruction template.
8711 (Output_data_plt_arm::plt_entry): Same.
8712 (Output_data_plt_arm::do_write): Define new method.
8713 (Target_arm::make_plt_entry): Same.
8714 (Target_arm::do_finalize_sections): Same.
8715 (Target_arm::do_dynsym_value): Same.
8716
4a657b0d
DK		 87172009-05-28 Doug Kwan <dougkwan@google.com>
8718
8719 * Makefile.am (TARGETSOURCES): Add arm.cc.
8720 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8721 * Makefile.in: Regenerate.
8722 * arm.cc: New file.
8723 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8724
e7ae8c36
DK		 87252009-05-26 Doug Kwan <dougkwan@google.com>
8726
8727 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8728 (General_options::check_excluded_libs): Strip off directories in
8729 archive name before matching like GNU ld does.
8730 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8731 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8732 (exclude_libs_test_LDFLAGS): Add linker option
8733 -Wl,--exclude-libs,libexclude_libs_test_3
8734 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8735 an explicit archive without using -l.
8736 (alt/libexclude_libs_test_3.a): New make rule.
8737 * testsuite/Makefile.in: Regenerate.
8738 * testsuite/exclude_libs_test.c : Declare lib3_default().
8739 (main): Call it.
8740 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8741 * exclude_libs_test_3.c: New file.
8742
f12e7348
NC		 87432009-05-26 Nick Clifton <nickc@redhat.com>
8744
8745 * po/id.po: New Indonesian translation.
8746 * po/gold.pot: Updated template file.
8747
4daadc0d
ST		 87482009-05-22 Sriraman Tallam <tmsriram@google.com>
8749
e1df38aa 8750 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8751 gc_comdat_test files. Add -Wl,--gc-sections to build
8752 gc_comdat_test.
8753 * testsuite/Makefile.in: Regenerate.
8754 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8755
531813ad
ST		 87562009-05-21 Sriraman Tallam <tmsriram@google.com>
8757
8758 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8759 kept comdat section was garbage collected.
8760 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8761 * testsuite/Makefile.in: Regenerate.
8762 * testsuite/gc_comdat_test.sh: New file.
8763 * testsuite/gc_comdat_test_1.cc: New file.
8764 * testsuite/gc_comdat_test_2.cc: New file.
8765
65514900
CC		 87662009-05-19 Doug Kwan <dougkwan@google.com>
8767
8768 * archive.cc (Archive::Archive): Move constructor from archive.h
8769 to here. Initialize no_export_.
8770 (Archive::get_elf_object_for_member): Set no_export flag of object.
8771 * archive.h (Archive::Archive): Move constructor body to
8772 archive.cc.
8773 (Archive::no_export): New method.
8774 (Archive::no_export_): New field.
8775 * object.h (Object::Object): Initialize no_export_ to false.
8776 (Object::no_export, Object::set_no_export): New methods.
8777 (Object::no_export_): New field.
8778 * options.cc (General_options::parse_exclude_libs): New method.
8779 (General_options::check_excluded_libs) Same.
8780 * options.h (exclude_libs): New option.
8781 (General_options::check_excluded_libs): New method declaration.
8782 (General_options::excluded_libs_): New field.
8783 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8784 default or protected visibility if an object has no-export flag set.
8785 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8786 (check_SCRIPTS): Add exclude_libs_test.sh.
8787 (check_DATA): Add exclude_libs_test.syms.
8788 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8789 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8790 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8791 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8792 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8793 libexclude_libs_test_2.a): New rules.
8794 * testsuite/Makefile.in: Regenerate.
8795 * testsuite/exclude_libs_test.c: New file.
8796 * testsuite/exclude_libs_test.sh: Ditto.
8797 * testsuite/exclude_libs_test_1.c: Ditto.
8798 * testsuite/exclude_libs_test_2.c: Ditto.
8799
1b77ea50
ILT		 88002009-05-15 Ian Lance Taylor <iant@google.com>
8801
8802 * configure.ac: Check for declarations for cases where libiberty.h
8803 checks HAVE_DECL_xxx.
8804 * configure, config.in: Rebuild.
8805
072fe7ce
ILT		 88062009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8807
8808 * gold.h (Incremental_argument_list): Remove (invalid) forward
8809 declaration.
8810 * incremental.cc (Incremental_inputs::report_achive): New method.
8811 (Incremental_inputs::report_object): New method.
8812 (Incremental_inputs::report_script): New method.
8813 (Incremental_inputs::finalize_inputs): New method.
8814 (Incremental_inputs::finalize): Call finalize_inputs().
8815 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8816 Create inputs entries.
8817 * incremental.h (Incremental_input_type): New enum.
8818 (Incremental_inputs::Incremental_input): Initialize new fields.
8819 (Incremental_inputs::report_inputs): New method.
8820 (Incremental_inputs::report_achive): New method.
8821 (Incremental_inputs::report_object): New method.
8822 (Incremental_inputs::report_script): New method.
8823 (Incremental_inputs::finalize_inputs): New method.
8824 (Incremental_inputs::Input_info): New struct.
8825 (Incremental_inputs::Input_info_map): New typedef.
8826 (Incremental_inputs::lock_): New field.
8827 (Incremental_inputs::Inputs_): New field.
8828 (Incremental_inputs::Inputs_map): New field.
8829 * main.cc (main): Call Incremental_input::report_inputs.
8830 * options.h (Input_argument_list): Typedef moved from
8831 Input_arguments.
8832 (Input_file_group::Files): Remove, use ::Input_argument_list.
8833 (Input_file_group::Input_argument_list): Remove, use
8834 ::Input_argument_list.
8835 * plugin.cc (Plugin_manager::add_input_file): Add error in
8836 incremental build.
8837 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8838 functions.
8839 * script.cc (read_input_script): Call
8840 Incremental_input::report_script.
8841 * script.h (Script_info): New class.
8842
b0481b0b
ILT		 88432009-04-27 Ian Lance Taylor <iant@google.com>
8844
8845 * x86_64.cc (do_adjust_output_section): Set entsize to
8846 plt_entry_size.
8847
b22a5a41 88482009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8849
8850 * output.cc (Output_file::close): After short writes, continue
8851 writing from the correct offset in the buffer being written.
8852
40fde488
CD		 88532009-04-23 Chris Demetriou <cgd@google.com>
8854
8855 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8856 * configure: Regenerate.
8857 * config.in: Regenerate.
8858 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8859 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8860
3ce2c28e
ILT		 88612009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8862
8863 * incremental.cc (Incremental_inputs_header_data): Renamed from
8864 Incremental_input_header_data.
8865 (Incremental_inputs_header_data::data_size): New field.
8866 (Incremental_inputs_header_data::put_input_file_count): Renamed
8867 from input_file_count.
8868 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8869 from command_line_offset.
8870 (Incremental_inputs_header_data::put_reserved): Renamed from
8871 put_reserved.
8872 (Incremental_inputs_entry_data): Renamed from
8873 Incremental_input_entry_data.
8874 (Incremental_inputs_entry_data::data_size): New field.
8875 (Incremental_inputs::report_command_line): New method.
8876 (Incremental_inputs::finalize): New method.
8877 (Incremental_inputs::create_incremental_inputs_data): New method.
8878 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8879 * incremental.h: New file.
8880 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8881 (Layout::finalize): Create incremental inputs section in
8882 incremental builds.
8883 (Layout::create_incremental_info_sections): New method.
8884 * layout.h (Layout::incremental_inputs): New method.
8885 (Layout::create_incremental_info_sections): New method.
8886 (Layout::incremental_inputs_): New field.
8887 * main.cc (main): Notify Incremental_input of the command line.
8888
e55bde5e
ILT		 88892009-04-01 Ian Lance Taylor <iant@google.com>
8890 Mikolaj Zalewski <mikolajz@google.com>
8891
8892 * gold.h (reserve_unordered_map): Define, three versions, one for
8893 each version of Unordered_map.
8894 * layout.cc (Layout::Layout): Remove options parameter. Add
8895 number_of_input_files parameter. Don't initialize options_.
8896 Initialize number_of_input_files_ and resized_signatures_. Move
8897 sections_are_attached_.
8898 (Layout::layout_group): Reserve space for group_signatures_.
8899 (Layout::find_or_add_kept_section): Change name parameter to be a
8900 reference. Resize signatures_ map when it gets large enough.
8901 (Layout::layout_eh_frame): Use parameters->options() instead of
8902 this->options_.
8903 (Layout::make_output_section): Likewise.
8904 (Layout::attach_allocated_section_to_segment): Likewise.
8905 (Layout::finalize, Layout::create_executable_stack): Likewise.
8906 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8907 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8908 * layout.h (class Layout): Update declarations. Remove options_
8909 field. Add number_of_input_files_ and resized_signatures_
8910 fields. Move sections_are_attached_ field.
8911 * main.cc (main): Pass number of input files to Layout
8912 constructor. Don't pass options.
8913
154b857c
ILT		 89142009-03-30 Ian Lance Taylor <iant@google.com>
8915
8916 * ffsll.c (ffsll): Correct implementation.
8917
2f35ab9b
ILT		 89182009-03-27 Ian Lance Taylor <iant@google.com>
8919
fd03461a
ILT		 8920 * ffsll.c: New file.
8921 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8922 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8923 * ftruncate.c (ftruncate): Declare before definition.
8924 * mremap.c (mremap): Likewise.
8925 * pread.c (pread): Likewise.
8926 * configure, Makefile.in, config.in: Rebuild.
8927
2f35ab9b
ILT		 8928 * mremap.c: New file.
8929 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8930 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8931 (mremap): Declare if HAVE_MREMAP is not defined.
8932 * configure, Makefile.in, config.in: Rebuild.
8933
33aea2fd
CC		 89342009-03-27 Cary Coutant <ccoutant@google.com>
8935
8936 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8937 position independent.
8938 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8939 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8940
6d479619
CC		 89412009-03-24 Cary Coutant <ccoutant@google.com>
8942
8943 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8944 an executable.
8945 (needs_dynamic_reloc): Likewise.
8946
afc06bb8
ILT		 89472009-03-24 Ian Lance Taylor <iant@google.com>
8948
8949 * yyscript.y (file_cmd): Recognize EXTERN.
8950 (extern_name_list, extern_name_list_body): New nonterminals.
8951 * script.cc (script_add_extern): Define.
8952 * script-c.h (script_add_extern): Declare.
8953
f6060a4d
ILT		 89542009-03-24 Rafael Avila de Espindola <espindola@google.com>
8955
8956 * object.cc (is_elf_object): Define.
8957 * object.h (is_elf_object): Declare.
8958 * archive.cc (Archive::get_elf_object_for_member): Call
8959 is_elf_object.
33aea2fd 8960 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8961
26736d8e
ILT		 89622009-03-24 Elliott Hughes <enh@google.com>
8963
8964 * output.cc (Output_file::map_anonymous): Define.
8965 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8966 try an anonymous one. Report the size if the mmap fails.
8967 * output.h (class Output_file): Declare map_anonymous.
8968
22fd9730
ILT		 89692009-03-24 Ian Lance Taylor <iant@google.com>
8970
8971 * target-select.cc (instantiate_target): Don't acquire the lock if
8972 the instantiated_target_ field has already been set.
8973
cb010894
ILT		 89742009-03-23 Ian Lance Taylor <iant@google.com>
8975
7f055c20
ILT		 8976 * gold-threads.h (class Initialize_lock): Define.
8977 * gold-threads.cc (class Initialize_lock_once): Define.
8978 (initialize_lock_control): New static variable.
8979 (initialize_lock_pointer): New static variable.
8980 (initialize_lock_once): New static function.
8981 (Initialize_lock::Initialize_lock): Define.
8982 (Initialize_lock::initialize): Define.
8983 * target-select.h: Include "gold-threads.h".
8984 (class Target_selector): Add lock_ and initialize_lock_ fields.
8985 Don't define instantiate_target, just declare it.
8986 * target-select.cc (Target_selector::Target_selector): Initialize
8987 new fields.
8988 (Target_selector::instantiate_target): Define.
8989 * descriptors.h: Include "gold-threads.h".
8990 (class Descriptors): Add initialize_lock_ field.
8991 * descriptors.cc (Descriptors::Descriptors): Initialize new
8992 field.
8993 (Descriptors::open): Use initialize_lock_ field
8994 * errors.h (class Errors): Add initialize_lock_ field.
8995 * errors.cc (Errors::Errors): Initialize new field.
8996 (Errors::initialize_lock): Use initialize_lock_ field.
8997 * powerpc.cc (class Target_selector_powerpc): Remove
8998 instantiated_target_ field. In do_recognize call
8999 instantiate_target rather than do_instantiate_target. In
9000 do_instantiate_target just allocate a new target.
9001 * sparc.cc (class Target_selector_sparc): Likewise.
9002
36959681
ILT		 9003 * freebsd.h: New file.
9004 * i386.cc: Include "freebsd.h".
9005 (Target_i386): Derive from Target_freebsd rather than
9006 Sized_target.
9007 (Target_selector_i386): Derive from Target_selector_freebsd rather
9008 than Target_selector.
9009 * x86_64.cc: Include "freebsd.h".
9010 (Target_x86_64): Derive from Target_freebsd rather than
9011 Sized_target.
9012 (Target_selector_x86_64): Derive from Target_selector_freebsd
9013 rather than Target_selector.
9014 * target.h (class Target): Add adjust_elf_header and
9015 do_adjust_elf_header.
9016 * output.cc (Output_file_header:: do_sized_write): Call target
9017 adjust_elf_header routine.
9018 * configure.tgt: Set targ_osabi.
9019 * configure.ac: Define GOLD_DEFAULT_OSABI.
9020 * parameters.cc (Parameters::default_target): Pass
9021 GOLD_DEFAULT_OSABI to select_target.
9022 * target-select.h (class Target_selector): Make instantiate_target
9023 protected rather than private.
9024 * Makefile.am (HFILES): Add freebsd.h.
9025 * configure, Makefile.in, config.in: Rebuild.
9026
cb010894
ILT		 9027 * merge.cc (do_add_input_section): Correct pend value. Change
9028 message about last entry not being null terminated from error to
9029 warning.
9030
0e879927
ILT		 90312009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9032
9033 * incremental.cc: New file.
9034 * Makefile.am (CCFILES): Add incremental.cc.
9035 * Makefile.in: Rebuild.
9036
41105937
PP		 90372009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9038
9039 * layout.cc (Layout::output_section_name): Preserve names
9040 of '.note.' sections.
e1df38aa 9041
60439920
ILT		 90422009-03-19 Ian Lance Taylor <iant@google.com>
9043
9044 * descriptors.cc (Descriptors::open): Check that the options are
9045 valid before using them.
9046
0d371ad3
ILT		 90472009-03-18 Ian Lance Taylor <iant@google.com>
9048
9049 * script-sections.h: Include <list>.
9050 (class Script_sections): Change Sections_elements from std::vector
9051 to std::list. Typedef public Elements_iterator. Add
9052 orphan_section_placement_, data_segment_align_start_, and
9053 saw_data_segment_align_ fields. Remove data_segment_align_index_
9054 field.
9055 * script-sections.cc (class Orphan_section_placement): New class.
9056 (class Sections_element): Add virtual functions is_relro and
9057 orphan_section_init. Remove virtual function place_orphan_here.
9058 (class Output_section_definition): Add is_relro and
9059 orphan_section_init. Remove place_orphan_here.
9060 (class Orphan_output_section): Likewise.
9061 (Script_sections::Script_sections): Update for field changes.
9062 (Script_sections::data_segment_align): Set saw_data_segment_align_
9063 and data_segment_align_start_, not data_segment_align_index.
9064 (Script_sections::data_segment_relro_end): Check
9065 saw_data_segment_align_. Use data_segment_align_start_ rather
9066 than data_segment_align_index_.
9067 (Script_sections::place_orphan): Rewrite to use
9068 Orphan_section_placement.
9069
9201d894
ILT		 90702009-03-17 Ian Lance Taylor <iant@google.com>
9071
9c5b8369
ILT		 9072 * archive.cc (Archive::add_symbols): Check for a version attached
9073 to the symbol name in the archive map.
9074 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9075 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9076 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9077 (ver_test_11.a): New target.
9078 * testsuite/Makefile.in: Rebuild.
9079
9201d894
ILT		 9080 * configure.ac: Check for chsize and posix_fallocate. Replace
9081 ftruncate.
9082 * ftruncate.c: New file, from gnulib.
9083 * output.cc (posix_fallocate): Define dummy version if not
9084 HAVE_POSIX_FALLOCATE.
9085 (Output_file::map): Call posix_fallocate rather than lseek and
9086 write.
9087 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9088 * configure, Makefile.in, config.in: Rebuild.
9089
ef4ab7a8 90902009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9091
ef4ab7a8
PP		 9092 * layout.h (Layout::create_note): Add section_name parameter.
9093 * layout.cc (Layout::create_note): Likewise.
9094 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9095
8c500701
ILT		 90962009-03-17 Ian Lance Taylor <iant@google.com>
9097
e85b18e1
ILT		 9098 * descriptors.cc: Include "options.h".
9099 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9100 (Descriptors::open): Always use O_CLOEXEC when opening a new
9101 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9102 then set FD_CLOEXEC.
9103
9efe6174
ILT		 9104 * sparc.cc (class Target_sparc): Add has_got_section.
9105 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9106 make sure we have a GOT section.
9107
9108 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9109 (Target_sparc::Scan::local): Likewise.
9110 (Target_sparc::Scan::global): Likewise.
9111 (Target_sparc::Relocate::relocate): Likewise.
9112 (Target_sparc::Relocate::relocate_tls): Likewise.
9113
8c500701
ILT		 9114 * symtab.cc (Symbol_table::define_default_version): New function,
9115 broken out of add_from_object.
9116 (Symbol_table::add_from_object): Call define_default_version.
9117 (Symbol_table::define_special_symbol): Add resolve_oldsym
9118 parameter. Change all callers. If the version for a symbol comes
9119 from a version script, resolve it with the symbol with the same
9120 name with no version. Also add the symbol without a version if
9121 appropriate.
9122 (do_define_in_output_data): If resolving with oldsym, don't delete
9123 sym.
9124 (do_define_in_output_segment): Likewise.
9125 (do_define_as_constant): Likewise.
9126 * symtab.h (class Symbol_table): Update declarations.
9127
f1ed28fb
ILT		 91282009-03-13 Ian Lance Taylor <iant@google.com>
9129
15f8229b
ILT		 9130 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9131 (Read_symbols::requeue): New function.
9132 (Read_symbols::do_read_symbols): If make_elf_object fails because
9133 the target type is not configured, and the file was searched for,
9134 issue a warning and retry with the next directory.
9135 (Add_symbols::run): If the file has an incompatible format, and
9136 it was searched for, requeue the Read_symbols task. On error,
9137 release the object.
9138 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9139 dirindex parameter to constructor. Change all callers. Declare
9140 incompatible_warning and requeue.
9141 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9142 input_argument_ and input_group_ fields. Add them to
9143 constructor. Change all callers.
9144 (class Read_script): Add dirindex_ field. Add it to constructor.
9145 Change all callers.
9146 * archive.cc (Archive::setup): Remove input_objects parameter.
9147 Change all callers.
9148 (Archive::get_file_and_offset): Likewise.
9149 (Archive::read_all_symbols): Likewise.
9150 (Archive::read_symbols): Likewise.
9151 (Archive::get_elf_object_for_member): Remove input_objects
9152 parameter. Add punconfigured parameter. Change all callers.
9153 (Archive::add_symbols): Change return type to bool. Check return
9154 value of include_member.
9155 (Archive::include_all_members): Likewise.
9156 (Archive::include_member): Change return type to bool. Return
9157 false if first included object has incompatible target. Set
9158 included_member_ field.
9159 (Add_archive_symbols::run): If add_symbols returns false, requeue
9160 Read_symbols task.
9161 * archive.h (class Archive): Add included_member_ field.
9162 Initialize it in constructor. Add input_file and searched_for
9163 methods. Update declarations.
9164 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9165 input_argument_ fields. Add them to constructor. Change all
9166 callers.
9167 * script.cc: Include "target-select.h".
9168 (class Parser_closure): Add skip_on_incompatible_target_ and
9169 found_incompatible_target_ fields. Add
9170 skip_on_incompatible_target parameter to constructor. Change all
9171 callers. Add methods skip_on_incompatible_target,
9172 clear_skip_on_incompatible_target, found_incompatible_target, and
9173 set_found_incompatible_target.
9174 (read_input_script): Add dirindex parameter. Change all callers.
9175 If parser finds an incompatible target, requeue Read_symbols
9176 task.
9177 (script_set_symbol): Clear skip_on_incompatible_target in
9178 closure.
9179 (script_add_assertion, script_parse_option): Likewise.
9180 (script_start_sections, script_add_phdr): Likewise.
9181 (script_check_output_format): New function.
9182 * script.h (read_input_script): Update declaration.
9183 * script-c.h (script_check_output_format): Declare.
9184 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9185 (ignore_cmd): Remove OUTPUT_FORMAT.
9186 * fileread.cc (Input_file::Input_file): Add explicit this.
9187 (Input_file::will_search_for): New function.
9188 (Input_file::open): Add pindex parameter. Change all callers.
9189 * fileread.h (class Input_file): Add input_file_argument method.
9190 Declare will_search_for. Update declarations.
9191 * object.cc (make_elf_object): Add punconfigured parameter.
9192 Change all callers.
9193 * object.h (class Object): Make input_file public. Add
9194 searched_for method.
9195 (make_elf_object): Update declaration.
9196 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9197 restart search.
9198 * dirsearch.h (class Dirsearch): Update declaration.
9199 * options.h (class General_options): Add --warn-search-mismatch.
9200 * parameters.cc (Parameters::is_compatible_target): New function.
9201 * parameters.h (class Parameters): Declare is_compatible_target.
9202 * workqueue.cc (Workqueue::add_blocker): New function.
9203 * workqueue.h (class Workqueue): Declare add_blocker.
9204
f1ed28fb
ILT		 9205 * fileread.cc (Input_file::open): Remove options parameter.
9206 Change all callers.
9207 (Input_file::open_binary): Likewise.
9208 * script.cc (read_input_script): Likewise.
9209 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9210 options parameter from constructor. Change all callers.
9211 (class Read_script): Likewise.
9212 * fileread.h (class Input_file): Update declarations.
9213 * script.h (read_input_script): Update declaration.
9214
34dd024a
NC		 92152009-03-10 Nick Clifton <nickc@redhat.com>
9216
9217 * po/es.po: New Spanish translation.
9218
6d71b17c
CC		 92192009-03-06 Cary Coutant <ccoutant@google.com>
9220
9221 * options.cc (parse_short_option): Keep dash_z from registering itself.
9222
031cdbed
ILT		 92232009-03-03 Ian Lance Taylor <iant@google.com>
9224
9225 PR 9918
9226 * target-reloc.h (relocate_section): Pass output_section to
9227 relocate.
9228 * i386.cc (Target_i386::should_apply_static_reloc): Add
9229 output_section parameter. Change all callers.
9230 (Target_i386::Relocate::relocate): Add output_section parameter.
9231 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9232 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9233 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9234 * testsuite/two_file_shared.sh: New script.
9235 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9236 (check_DATA): Add two_file_shared.dbg.
9237 (two_file_shared.dbg): New target.
9238 * testsuite/Makefile.in: Rebuild.
9239
15d5fa16
ILT		 92402009-03-01 Ian Lance Taylor <iant@google.com>
9241
9242 * configure.ac: Check for byteswap.h.
9243 * configure: Rebuild.
9244 * config.in: Rebuild.
9245
8a4c0b0d
ILT		 92462009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9247
9248 * layout.cc (Layout::find_or_add_kept_section): New function.
9249 (Layout::add_comdat): Removed.
9250 * layout.h (struct Kept_section): Move out of class Layout.
9251 Remove trailing underscores from field names. Add group_sections
9252 field. Rename group_ field to is_group. Change all uses.
9253 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9254 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9255 comdat_groups_ field.
9256 (Sized_relobj::include_section_group): Use
9257 find_or_add_kept_section and Kept_section::group_sections.
9258 (Sized_relobj::include_linkonce_section): Likewise.
9259 * object.cc (class Sized_relobj): Don't define Comdat_group or
9260 Comdat_group_table. Remove find_comdat_group and
9261 add_comdat_group. Remove comdat_groups_ field.
9262 * plugin.cc (include_comdat_group): Use
9263 Layout::find_or_add_kept_section.
9264
b4ecf66b
ILT		 92652009-02-28 Ian Lance Taylor <iant@google.com>
9266
14359ca0
ILT		 9267 * README: --gc-sections and map files are now supported. Document
9268 some build requirements.
9269
b4ecf66b
ILT		 9270 PR 6992
9271 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9272 relocatable link set the value of the section symbol to zero.
9273 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9274 relocatable link don't include the section address in the local
9275 symbol value.
9276
0602e05a
ILT		 92772009-02-27 Ian Lance Taylor <iant@google.com>
9278
fd9d194f
ILT		 9279 PR 6811
9280 * options.h (class Search_directory): Add is_system_directory.
9281 (class General_options): Declare is_in_system_directory.
9282 * options.cc (get_relative_sysroot): Make static.
9283 (get_default_sysroot): Make static.
9284 (General_optoins::is_in_system_directory): New function.
9285 * fileread.cc (Input_file::is_in_system_directory): New function.
9286 * fileread.h (class Input_file): Declare is_in_system_directory.
9287 * object.h (class Object): Add is_in_system_directory.
9288 (class Input_objects): Remove system_library_directory_ field.
9289 * object.cc (Input_objects::add_object): Don't set
9290 system_library_directory_.
9291 (input_objects::found_in_system_library_directory): Remove.
9292 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9293 parameter. Change all callers.
9294 (Symbol_table::sized_write_globals): Likewise.
9295 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9296 Call Object::is_in_system_directory.
9297 * symtab.h (class Symbol_table): Update declarations.
9298
61edd21f
ILT		 9299 PR 5990
9300 * descriptors.h (Open_descriptor): Add is_on_stack field.
9301 * descriptors.cc (Descriptors::open): If the descriptor is on the
9302 top of the stack, remove it. Initialize is_on_stack field.
9303 (Descriptors::release): Only add pod to stack if it is not on the
9304 stack already.
9305 (Descriptors::close_some_descriptor): Clear stack_next and
9306 is_on_stack fields.
9307
e29e076a
ILT		 9308 PR 7091
9309 * output.cc (Output_section::find_starting_output_address): Rename
9310 from starting_output_address; add PADDR parameter; change return
9311 type.
9312 * output.h (class Output_section): Declare
9313 find_starting_output_address instead of starting_output_address.
9314 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9315 section symbol for which we can't find a merge section.
9316
0602e05a
ILT		 9317 PR 9836
9318 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9319 hidden or internal, force the symbol to be local.
9320 * resolve.cc (Symbol::override_visibility): Define.
9321 (Symbol::override_base): Use override_visibility.
9322 (Symbol_table::resolve): Likewise.
9323 (Symbol::override_base_with_special): Likewise.
9324 (Symbol_table::override_with_special): If the visibility is hidden
9325 or internal, force the symbol to be local.
9326 * symtab.h (class Symbol): Add set_visibility and
9327 override_visibility.
9328 * testsuite/ver_test_1.sh: New file.
9329 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9330 (check_DATA): Add ver_test_1.syms.
9331 (ver_test_1.syms): New target.
9332 * testsuite/Makefile.in: Rebuild.
9333
401a9a73
CC		 93342009-02-25 Cary Coutant <ccoutant@google.com>
9335
9336 * layout.cc (Layout::choose_output_section): Don't rename sections
9337 when using a linker script that has a SECTIONS clause.
9338 * Makefile.in: Regenerate.
9339
9340 * testsuite/Makefile.am (script_test_5.sh): New test case.
9341 * testsuite/Makefile.in: Regenerate.
9342 * testsuite/script_test_5.cc: New file.
9343 * testsuite/script_test_5.sh: New file.
9344 * testsuite/script_test_5.t: New file.
9345
f488e4b0
CC		 93462009-02-13 Rafael Avila de Espindola <espindola@google.com>
9347
9348 * archive.cc (Archive::include_member): Update calls to add_symbols.
9349 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9350 the Layout argument.
9351 * dynobj.h (do_add_symbols): Add the Layout argument.
9352 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9353 Layout argument.
9354 * object.h (Object::add_symbols): Add the Layout argument.
9355 (Object::do_add_symbols): Add the Layout argument.
9356 (Sized_relobj::do_add_symbols): Add the Layout argument.
9357 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9358 Unify the two versions.
9359 (Add_plugin_symbols): Remove.
9360 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9361 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9362 (Add_plugin_symbols): Remove.
9363 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9364 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9365 (Add_symbols::run): Make it work with Pulginobj.
9366
89dd1680
ILT		 93672009-02-06 Ian Lance Taylor <iant@google.com>
9368
9369 * object.cc (Sized_relobj::do_layout): Make info message start
9370 with lower case letter.
9371
266d0a74
ILT		 93722009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9373
602b464e
ILT		 9374 * binary.cc: Fix file comment.
9375
266d0a74
ILT		 9376 * options.h (enum Incremental_disposition): Define.
9377 (class General_options): Add new options: --incremental,
9378 --incremental_changed, --incremental_unchanged,
9379 --incremental_unknown. Add incremental_disposition_ and
9380 implicit_incremental_ fields.
9381 (General_options::incremental_disposition): New function.
9382 (class Position_dependent_options): Add incremental_disposition
9383 option.
9384 (Position_dependent_options::copy_from_options): Set incremental
9385 dispositions.
9386 * options.cc (General_options::parse_incremental_changed): New
9387 function.
9388 (General_options::parse_incremental_unchanged): New function.
9389 (General_options::parse_incremental_unknown): New function.
9390 (General_options::General_options): Initialize new fields
9391 incremental_disposition_ and implicit_incremental_.
9392 (General_options::finalize): Check for uasge of --incremental-*
9393 without --incremental.
9394
f073bbf7
CD		 93952009-02-06 Chris Demetriou <cgd@google.com>
9396
9397 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9398 pointer and to report location as the file name associated with
9399 the symbol.
9400 (gold_undefined_symbol_at_location): New function to replace the
9401 old gold_undefined_symbol functionality.
9402 * target-reloc.h (relocate_section): Update to use
9403 gold_undefined_symbol_at_location.
9404 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9405 Call gold_undefined_symbol function rather than gold_error.
9406 * errors.h (Errors::undefined_symbol): Take location as a
9407 string, rather than calculating it from a relocation.
9408 * errors.cc (Errors::fatal): Print "fatal error:" before the
9409 formatted message.
9410 (Errors::error, Errors::error_at_location): Print "error: "
9411 before the formatted message.
9412 (Errors::undefined_symbol): Take location as a string, rather
9413 than calculating it from a relocation.
9414 (gold_undefined_symbol_at_location): New function akin to
9415 old gold_undefined_symbol, calculates location from relocation.
9416 (gold_undefined_symbol): Change to take only a Symbol pointer
9417 and to report location as the file name associated with the symbol.
9418 * testsuite/debug_msg.sh: Update for changed error messages.
9419 * testsuite/undef_symbol.sh: Likewise.
9420
8e94a90c
ILT		 94212009-02-04 Duncan Sands <baldrick@free.fr>
9422
9423 PR 9812
9424 * reduced_debug_output.h
9425 (Output_reduced_debug_abbrev_section::failed): Use format for
9426 gold_warning.
9427 (Output_reduced_debug_info_section::faild): Likewise.
9428
88a0e15b
ILT		 94292009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9430
9431 * script.cc (Lazy_demangler): New class.
9432 (Version_script_info::get_symbol_version_helper): Demangle a
9433 symbol only once.
9434
5efc7cd2
CC		 94352009-01-29 Cary Coutant <ccoutant@google.com>
9436
9437 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9438 to __tls_get_addr.
9439 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9440
e0ebcf42
ILT		 94412009-01-28 Ian Lance Taylor <iant@google.com>
9442
5efc7cd2 9443 * version.cc (version_string): Bump to 1.9.
75fe7426 9444
e0ebcf42
ILT		 9445 * gold.h: Include <cstring> and <stdint.h>.
9446 * version.cc: Include <cstdio>.
9447 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9448 warning.
9449 * reduced_debug_output.cc (insert_into_vector): Rename from
9450 Insert_into_vector; change all callers. Use Swap_unaligned to
9451 avoid aliasing issue; remove union since it is unnecessary.
9452
8e2813be 94532009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9454
9455 * Makefile.am (CCFILES): Add gc.cc.
9456 (HFILES): Add gc.h.
9457 * Makefile.in: Regenerate.
9458 * gold.cc (Gc_runner): New class.
9459 (queue_initial_tasks): Call garbage collection related tasks
9460 when corresponding options are invoked.
9461 (queue_middle_gc_tasks): New function.
9462 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9463 processed early before laying out sections during garbage collection.
9464 * gold.h (queue_middle_gc_tasks): New function.
9465 (is_prefix_of): Move from "layout.cc".
9466 * i386.cc (Target_i386::gc_process_relocs): New function.
9467 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9468 * main.cc (main): Create object of class "Garbage_collection".
9469 * object.cc (Relobj::copy_symbols_data): New function.
9470 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9471 (Sized_relobj::do_layout): Allow this function to be called twice
9472 during garbage collection and defer layout of section during the
6d03d481
ST		 9473 first call.
9474 * object.h (Relobj::get_symbols_data): New function.
9475 (Relobj::is_section_name_included): New function.
9476 (Relobj::copy_symbols_data): New function.
9477 (Relobj::set_symbols_data): New function.
9478 (Relobj::get_relocs_data): New function.
9479 (Relobj::set_relocs_data): New function.
9480 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9481 (Relobj::gc_process_relocs): New function.
9482 (Relobj::do_gc_process_relocs): New pure virtual function.
9483 (Relobj::sd_): New data member.
9484 (Sized_relobj::is_output_section_offset_invalid): New function.
9485 (Sized_relobj::do_gc_process_relocs): New function.
9486 * options.h (General_options::gc_sections): Modify to not be a no-op.
9487 (General_options::print_gc_sections): New option.
9488 * plugin.cc (Plugin_finish::run): Remove function call to
9489 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9490 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9491 * reloc.cc (Read_relocs::run): Add task to process relocs and
9492 determine unreferenced sections when doing garbage collection.
9493 (Gc_process_relocs): New class.
9494 (Sized_relobj::do_gc_process_relocs): New function.
9495 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9496 sections that are garbage collected.
9497 * reloc.h (Gc_process_relocs): New class.
9498 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9499 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9500 symbols whose corresponding sections are garbage collected.
9501 (Symbol_table::Symbol_table): Add new parameter for the garbage
9502 collection object.
9503 (Symbol_table::gc_mark_undef_symbols): New function.
9504 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9505 (Symbol_table::gc_mark_dyn_syms): New function.
9506 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9507 as garbage.
9508 (Symbol_table::add_from_object): Likewise.
9509 (Symbol_table::add_from_relobj): When building shared objects, do not
9510 treat externally visible symbols as garbage.
9511 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9512 table information for static and relocatable links.
9513 * symtab.h (Symbol_table::set_gc): New function.
9514 (Symbol_table::gc): New function.
9515 (Symbol_table::gc_mark_undef_symbols): New function.
9516 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9517 (Symbol_table::gc_mark_dyn_syms): New function.
9518 (Symbol_table::gc_): New data member.
e1df38aa 9519 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9520 function.
9521 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9522 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9523
3b293544
CF		 95242009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9525
9526 * options.h (General_options::gc_sections): Define as a no-op for now.
9527 (General_options::no_keep_memory): Ditto.
9528 (General_options::Bshareable): Define.
9529 * options.cc (General_options::finalize): Honor -Bshareable.
9530
83d22aa8
AS		 95312009-01-20 Andreas Schwab <schwab@suse.de>
9532
9533 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9534 read the value in the contents, since we don't use it. Use the
9535 template endianness when writing.
9536 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9537
cd536b21
AS		 95382009-01-19 Andreas Schwab <schwab@suse.de>
9539
9540 * configure.tgt (powerpc64-*): Fix targ_obj.
9541
99e9a495
ILT		 95422009-01-15 Ian Lance Taylor <iant@google.com>
9543
9544 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9545 local symbols when stripping all symbols.
9546
bbbfea06
CC		 95472009-01-14 Cary Coutant <ccoutant@google.com>
9548
99e9a495 9549 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9550
0f7c0701
CC		 95512009-01-14 Cary Coutant <ccoutant@google.com>
9552
9553 * archive.cc (Archive::get_elf_object_for_member): Remove call
9554 to File_read::claim_for_plugin.
9555 * descriptors.cc (Descriptors::open): Remove reference to
9556 is_claimed.
9557 (Descriptors::claim_for_plugin): Remove.
9558 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9559 (Descriptors::is_claimed): Remove.
9560 (claim_descriptor_for_plugin): Remove.
9561 * fileread.cc (File_read::claim_for_plugin): Remove.
9562 * fileread.h (File_read::claim_for_plugin): Remove.
9563 (File_read::descriptor): Reopen descriptor if necessary.
9564 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9565 (Plugin_manager::all_symbols_read): Add task parameter. Change
9566 all callers.
9567 (Plugin_manager::get_input_file): New function.
9568 (Plugin_manager::release_input_file): New function.
9569 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9570 corresponding data member.
9571 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9572 and pass to base constructor. Change all callers.
9573 (get_input_file, release_input_file): New functions.
9574 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9575 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9576 (Plugin_manager::all_symbols_read): Add task parameter.
9577 (Plugin_manager::get_input_file): New function.
9578 (Plugin_manager::release_input_file): New function.
9579 (Plugin_manager::task_): New data member.
9580 (Pluginobj::Pluginobj): Add filesize parameter.
9581 (Pluginobj::filename): New function.
9582 (Pluginobj::descriptor): New function.
9583 (Pluginobj::filesize): New function.
9584 (Pluginobj::filesize_): New data member.
9585 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9586 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9587 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9588
9589 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9590 with archive libraries.
9591 * testsuite/Makefile.in: Regenerate.
9592 * testsuite/plugin_test.c (struct sym_info): New type.
9593 (get_input_file, release_input_file): New static variables.
9594 (onload): Capture new transfer vector entries.
9595 (claim_file_hook): Stop reading at end of file according to filesize.
9596 Factor out parsing of readelf output into separate function.
9597 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9598 APIs and get the source file name from the symbol table. Convert
9599 source file name to corresponding object file name. Print info
9600 message when adding new input files.
9601 (parse_readelf_line): New function.
9602 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9603 * testsuite/plugin_test_2.sh: Likewise.
9604 * testsuite/plugin_test_3.sh: Likewise.
9605 * testsuite/plugin_test_4.sh: New test case.
9606
62a6d109
ILT		 96072009-01-07 Ian Lance Taylor <iant@google.com>
9608
9609 * version.cc (version_string): Bump to 1.8.
9610
483620e8
CC		 96112008-12-23 Cary Coutant <ccoutant@google.com>
9612
9613 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9614 * plugin.cc (Plugin_manager::finish): Rename as
9615 layout_deferred_objects. Move cleanup to separate function.
9616 (Plugin_manager::cleanup): New function.
9617 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9618 separately.
9619 * plugin.h (Plugin_manager::finish): Rename as
9620 layout_deferred_objects.
9621 (Plugin_manager::cleanup): New function.
9622 (Plugin_manager::cleanup_done): New field.
9623
d66a9eb3
CC		 96242008-12-23 Cary Coutant <ccoutant@google.com>
9625
9626 * plugin.cc (is_visible_from_outside): New function.
9627 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9628 so we don't return "IR only" status for exported symbols or -r links.
9629
9630 * testsuite/Makefile.am (plugin_test_3): New test case.
9631 * testsuite/Makefile.in: Regenerate.
9632 * testsuite/plugin_test_3.sh: New file.
9633
5995b570
CC		 96342008-12-22 Cary Coutant <ccoutant@google.com>
9635
9636 * object.cc (Sized_relobj::layout_section): New function.
9637 (Sized_relobj::do_layout): Defer layout of input sections until after
9638 plugin has provided replacement files.
9639 (Sized_relobj::do_layout_deferred_sections): New function.
9640 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9641 (Relobj::layout_deferred_sections): New function.
9642 (Relobj::do_layout_deferred_sections): New function.
9643 (Sized_relobj::do_layout_deferred_sections): New function.
9644 (Sized_relobj::layout_section): New function.
9645 (Sized_relobj::Deferred_layout): New structure.
9646 (Sized_relobj::deferred_layout_): New field.
9647 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9648 Change all callers. Layout deferred sections.
9649 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9650 references.
9651 (Plugin_hook::run): Move code from do_plugin_hook inline.
9652 (Plugin_hook::do_plugin_hook): Remove.
9653 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9654 (Plugin_manager::finish): Renamed, was cleanup.
9655 (Plugin_manager::should_defer_layout): New function.
9656 (Plugin_manager::add_deferred_layout_object): New function.
9657 (Plugin_manager::Deferred_layout_list): New type.
9658 (Plugin_manager::deferred_layout_objects_): New field.
9659 (Plugin_hook::do_plugin_hook): Remove.
9660
ee769c88
ILT		 96612008-12-17 Ian Lance Taylor <iant@google.com>
9662
9663 * options.h (class General_options): Add --no case for
9664 --export-dynamic.
9665
abc8dcba
CC		 96662008-12-16 Cary Coutant <ccoutant@google.com>
9667
9668 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9669 vector.
9670 (Plugin_manager::claim_file): Create plugin object even if
9671 plugin did not call the add_symbols callback.
9672 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9673 asking for more symbols than were added.
9674 * testsuite/Makefile.am (plugin_test_1): Add test case with
9675 no global symbols.
9676 (empty.syms): New target.
9677 * testsuite/Makefile.in: Regenerate.
9678 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9679 message. Don't call add_symbols if no globals.
9680 (all_symbols_read_hook): Don't provide replacement for empty
9681 claimed file.
9682
b0074644
ILT		 96832008-12-12 Ian Lance Taylor <iant@google.com>
9684
68943102
ILT		 9685 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9686 r_type == 0 for a local symbol with r_sym == 0.
9687 (scan_relocatable_relocs): Pass r_sym to
9688 local_non_section_strategy.
9689 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9690 r_sym parameter.
9691
b0074644
ILT		 9692 * configure.ac: Update test for TLS descriptors: they are
9693 supported as of glibc 2.9.
9694 * configure: Rebuild.
9695
c2508178
ILT		 96962008-12-11 Ian Lance Taylor <iant@google.com>
9697
9698 PR 7091
9699 * target-reloc.h (Default_scan_relocatable_relocs): For each
9700 function, map r_type == 0 to RELOC_DISCARD.
9701
2756a258
CC		 97022008-12-10 Cary Coutant <ccoutant@google.com>
9703
9704 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9705 object to override a kept COMDAT group from a plugin object.
9706
bb6f53d3
ILT		 97072008-12-09 Ian Lance Taylor <iant@google.com>
9708
fbc558e1
ILT		 9709 PR 7088
9710 * yyscript.y (file_cmd): Handle INPUT.
9711
bb6f53d3
ILT		 9712 * testsuite/initpri1.c: Change all declarations to be full
9713 prototypes by adding void, to avoid compiler warnings.
9714
4674ecfc
CC		 97152008-12-05 Rafael Avila de Espindola <espindola@google.com>
9716
9717 * options.cc (General_options::parse_plugin_opt): New.
9718 (General_options::add_plugin): The argument now is just the filename.
9719 (General_options::add_plugin_option): New.
9720 * options.h (plugin_opt): New.
9721 (add_plugin): Change argument name.
9722 (add_plugin_option): New.
9723 * plugin.cc (Plugin::load): Don't parse the plugin option.
9724 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9725 (Plugin::add_option): New.
9726 (Plugin::args_): Change type.
9727 (Plugin::filename_): New.
9728 (Plugin_manager::add_plugin_option): New.
9729 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9730 * testsuite/Makefile.in: Regenerate.
9731
fd06b4aa
CC		 97322008-12-05 Cary Coutant <ccoutant@google.com>
9733
9734 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9735 Handle --strip-lto-sections option.
9736 * options.h (strip_lto_sections): New option.
9737
6c52134c
CC		 97382008-12-01 Cary Coutant <ccoutant@google.com>
9739
9740 * plugin.cc (ld_plugin_message): Change format parameter to const.
9741 Fix mismatch between new[] and delete.
9742
a45248e0
CC		 97432008-11-14 Cary Coutant <ccoutant@google.com>
9744
9745 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9746 instead of -1U.
9747
c82fbeee
CS		 97482008-11-05 Craig Silverstein <csilvers@google.com>
9749
9750 * options.cc (General_options::parse_dynamic_list): New function.
9751 * options.h (General_options): New flags dynamic_list,
9752 dynamic_list_data, dynamic_list_cpp_new, and
9753 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9754 (General_options::in_dynamic_list): New function.
9755 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9756 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9757 (Lex::can_continue_name): Likewise.
9758 (yylex): Likewise.
9759 (read_script_file): New parameter script_options.
9760 (read_dynamic_list): New function.
9761 (Script_options::define_dynamic_list): New function.
9762 (dynamic_list_keyword_parsecodes): New variable.
9763 (dynamic_list_keywords): New variable.
9764 * script.h (Script_options::define_dynamic_list): New function
9765 prototype.
9766 (read_dynamic_list): New function prototype.
9767 * symtab.cc (strprefix): New macro.
9768 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9769 dynamic_list_data, dynamic_list_cpp_new, and
9770 dynamic_list_cpp_typeinfo.
9771 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9772 (dynamic_list_expr): New rule.
9773 (dynamic_list_nodes): Likewise.
9774 (dynamic_list_node): Likewise.
9775 * testsuite/Makefile.am (dynamic_list): New test.
9776 * testsuite/Makefile.in: Regenerated.
9777 * testsuite/dynamic_list.t: New file.
9778 * testsuite/dynamic_list.sh: New file.
9779
e0bb29a5
CS		 97802008-11-05 Craig Silverstein <csilvers@google.com>
9781
9782 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9783 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9784 (t11_last): Likewise.
9785 * testsuite/ver_test_6.c (main): Likewise.
9786
4e1e25e0
CC		 97872008-10-07 Cary Coutant <ccoutant@google.com>
9788
9789 * options.c (General_options::finalize): Add check for -static and
9790 -shared.
9791 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9792 is not empty.
9793
92f03fcb
CC		 97942008-10-02 Cary Coutant <ccoutant@google.com>
9795
9796 * plugin.cc (make_sized_plugin_object): Fix conditional
9797 compilation to work when not all targets are enabled.
9798
fbd8a257
CC		 97992008-09-29 Cary Coutant <ccoutant@google.com>
9800
9801 * archive.cc (Archive::get_file_and_offset): Use filename instead
9802 of name to get library path.
9803 (Archive::include_member): Unlock external member of a thin archive.
9804
9805 * testsuite/Makefile.am (TEST_AR): New variable.
9806 (thin_archive_test_1): New test.
9807 (thin_archive_test_2): New test.
81636b3f
CC		 9808 * testsuite/Makefile.in: Regenerate.
9809 * testsuite/thin_archive_main.cc: New file.
9810 * testsuite/thin_archive_test_1.cc: New file.
9811 * testsuite/thin_archive_test_2.cc: New file.
9812 * testsuite/thin_archive_test_3.cc: New file.
9813 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9814
eff45813
CC		 98152008-09-29 Cary Coutant <ccoutant@google.com>
9816
9817 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9818 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9819 instead of -1U.
9820 (Sized_relobj::do_finalize_local_symbols): Likewise.
9821 (Sized_relobj::map_to_kept_section): Likewise.
9822 * object.h (Sized_relobj::invalid_address): New constant.
9823 (Sized_relobj::do_output_section_offset): Check for invalid_address
9824 and return -1ULL.
9825 * output.cc (Output_reloc::local_section_offset): Use constant
9826 invalid_address instead of -1U.
9827 (Output_reloc::get_address): Likewise.
9828 (Output_section::output_address): Change -1U to -1ULL.
9829 * output.h (Output_reloc::invalid_address): New constant.
9830 * reloc.cc (Sized_relobj::write_sections): Use constant
9831 invalid_address instead of -1U.
9832 (Sized_relobj::relocate_sections): Likewise.
9833 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9834 values for merge sections.
9835 * target-reloc.h (relocate_for_relocatable): Use constant
9836 invalid_address instead of -1U.
9837
89fc3421
CC		 98382008-09-19 Cary Coutant <ccoutant@google.com>
9839
9840 Add plugin functionality for link-time optimization (LTO).
9841 * configure.ac (plugins): Add --enable-plugins option.
9842 * configure: Regenerate.
9843 * config.in: Regenerate.
9844 * Makefile.am (LIBDL): New variable.
9845 (CCFILES): Add plugin.cc.
9846 (HFILES): Add plugin.h.
9847 (ldadd_var): Add LIBDL.
9848 * Makefile.in: Regenerate.
9849
9850 * archive.cc: Include "plugin.h".
9851 (Archive::setup): Don't preread archive symbols when using a plugin.
9852 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9853 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9854 files.
9855 (Archive::include_member): Add symbols from plugin objects.
9856 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9857 * descriptors.cc (Descriptors::open): Check for file descriptors
9858 abandoned by plugins.
9859 (Descriptors::claim_for_plugin): New function.
9860 * descriptors.h (Descriptors::claim_for_plugin): New function.
9861 (Open_descriptor::is_claimed): New field.
9862 (claim_descriptor_for_plugin): New function.
9863 * fileread.cc (File_read::claim_for_plugin): New function.
9864 * fileread.h (File_read::claim_for_plugin): New function.
9865 (File_read::descriptor): New function.
9866 * gold.cc: Include "plugin.h".
9867 (queue_initial_tasks): Add task to call plugin hooks for generating
9868 new object files.
9869 * main.cc: Include "plugin.h".
9870 (main): Load plugin libraries.
9871 * object.h (Pluginobj): Declare.
9872 (Object::pluginobj): New function.
9873 (Object::do_pluginobj): New function.
9874 (Object::set_target): New function.
9875 * options.cc: Include "plugin.h".
9876 (General_options::parse_plugin): New function.
9877 (General_options::General_options): Initialize plugins_ field.
9878 (General_options::add_plugin): New function.
9879 * options.h (Plugin_manager): Declare.
9880 (General_options): Add --plugin option.
9881 (General_options::has_plugins): New function.
9882 (General_options::plugins): New function.
9883 (General_options::add_plugin): New function.
9884 (General_options::plugins_): New field.
9885 * plugin.cc: New file.
9886 * plugin.h: New file.
9887 * readsyms.cc: Include "plugin.h".
9888 (Read_symbols::do_read_symbols): Check for archive before checking
9889 for ELF file. Call plugin hooks to claim files.
9890 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9891 from a real object file; force override when processing replacement
9892 files.
9893 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9894 (Symbol::init_base_object): Likewise.
9895 (Symbol::init_base_output_data): Likewise.
9896 (Symbol::init_base_output_segment): Likewise.
9897 (Symbol::init_base_constant): Likewise.
9898 (Symbol::init_base_undefined): Likewise.
9899 (Symbol::output_section): Assert that object is not a plugin.
9900 (Symbol_table::add_from_pluginobj): New function.
9901 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9902 undefined.
9903 (Symbol_table::sized_write_globals): Likewise.
9904 (Symbol_table::add_from_pluginobj): Instantiate template.
9905 * symtab.h (Sized_pluginobj): Declare.
9906 (Symbol::in_real_elf): New function.
9907 (Symbol::set_in_real_elf): New function.
9908 (Symbol::in_real_elf_): New field.
9909 (Symbol_table::add_from_pluginobj): New function.
9910
9911 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9912 (LIBDL): New variable.
9913 (LDADD): Add LIBDL.
9914 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9915 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9916 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9917 (MOSTLYCLEANFILES): Likewise.
9918 * testsuite/Makefile.in: Regenerate.
9919 * testsuite/plugin_test.c: New file.
9920 * testsuite/plugin_test_1.sh: New file.
9921 * testsuite/plugin_test_2.sh: New file.
9922
de31bda5
ILT		 99232008-09-16 Ian Lance Taylor <iant@google.com>
9924
9c2d0ef9
ILT		 9925 * target-reloc.h (relocate_section): Check whether a symbol is
9926 defined by the ABI before reporting an undefined symbol error.
9927 * target.h (Target::is_defined_by_abi): Make parameter const.
9928 (Target::do_is_defined_by_abi): Likewise.
9929 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9930 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9931 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9932 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9933 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9934 * testsuite/Makefile.in: Rebuild.
9935
de31bda5
ILT		 9936 * fileread.cc (make_view): Add casts to avoid warning.
9937
9fa33bee
AO		 99382008-09-16 Alexandre Oliva <aoliva@redhat.com>
9939
9940 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9941 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9942
183fd0e3
AO		 99432008-09-16 Alexandre Oliva <aoliva@redhat.com>
9944
9945 * options.h (General_options::output_is_executable): New.
9946 (General_options::output_is_pie): New.
9947 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9948 for shared libraries.
9949 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9950
7be8330a
CD		 99512008-09-11 Chris Demetriou <cgd@google.com>
9952
9953 * options.h (origin): New -z option.
9954 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9955 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9956 in DT_FLAGS_1.
9957
a9caad02
CC		 99582008-09-05 Cary Coutant <ccoutant@google.com>
9959
9960 * fileread.cc (File_read::make_view): Add check for attempt to map
9961 beyond end of file.
9962
ae6dce4d
CC		 99632008-09-05 Cary Coutant <ccoutant@google.com>
9964
9965 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9966 explicit instantiations.
9967
d7ab2a47
KVH		 99682008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9969
9970 PR gold/6858
9971 * options.cc (General_options::finalize): Allow undefined symbols
9972 in shlibs if linking -shared.
9973
9974 PR gold/6859
9975 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9976 symbols as not needing a dynsym entry.
9977
1e52a9c1
CS		 99782008-08-20 Craig Silverstein <csilvers@google.com>
9979
9980 * fileread.cc (File_read::open): Do not lock the file unless it
9981 was successfully opened.
9982
d85c80a3
CC		 99832008-08-14 Cary Coutant <ccoutant@google.com>
9984
9985 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9986 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9987 * testsuite/tls_test.cc (struct int128): 128-bit struct
9988 for testing TLS relocs with non-zero addend.
9989 (v12): New TLS variable.
9990 (t12): New test.
9991 (t_last): Add check for v12.
9992 * testsuite/tls_test.h (t12): New function.
9993 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9994
2d924fd9
ILT		 99952008-08-13 Ian Lance Taylor <iant@google.com>
9996
9997 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9998 set tls_segment_ or relro_segment_.
9999 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10000 when appropriate.
10001 * output.h (Output_section::clear_is_relro): New function.
10002 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10003 sections specially even when output_data_ is empty.
10004 (Output_segment::maximum_alignment): When first section is relro,
10005 only force alignment for PT_LOAD segments.
10006 * script.cc (script_data_segment_align): New function.
10007 (script_data_segment_relro_end): New function.
10008 * script-c.h (script_data_segment_align): Declare.
10009 (script_data_segment_relro_end): Declare.
10010 * script-sections.h (class Script_sections): Declare
10011 data_segment_align and data_segment_relro_end. Add fields
10012 segment_align_index_ and saw_relro_end_.
10013 * script-sections.cc (class Sections_element): Add set_is_relro
10014 virtual function. Add new bool* parameter to place_orphan_here.
10015 Add get_output_section virtual function.
10016 (class Output_section_definition): Add set_is_relro. Add new
10017 bool* parameter to place_orphan_here. Add get_output_section.
10018 Add is_relro_ field.
10019 (Output_section_definition::Output_section_definition): Initialize
10020 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10021 and is_relro_ fields.
10022 (Output_section_definition::place_orphan_here): Add is_relro
10023 parameter.
10024 (Output_section_definition::set_section_addresses): Set relro for
10025 output section.
10026 (Output_section_definition::alternate_constraint): Likewise.
10027 (class Orphan_output_section): Add new bool* parameter to
10028 place_orphan_here. Add get_output_section.
10029 (Orphan_output_section::place_orphan_here): Add is_relro
10030 parameter.
10031 (Script_sections::Script_sections): Initialize
10032 data_segment_align_index_ and saw_relro_end_.
10033 (Script_sections::data_segment_align): New function.
10034 (Script_sections::data_segment_relro_end): New function.
10035 (Script_sections::place_orphan): Set or clear is_relro.
10036 (Script_sections::set_section_addresses): Force alignment of first
10037 TLS section.
10038 * yyscript.y (exp): Call script_data_segment_align and
10039 script_data_segment_relro_end.
10040 * testsuite/relro_script_test.t: New file.
10041 * testsuite/relro_test.cc (using_script): Declare.
10042 (t1, t2): Test using_script.
10043 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10044 (relro_script_test_SOURCES): Define.
10045 (relro_script_test_DEPENDENCIES): Define.
10046 (relro_script_test_LDFLAGS): Define.
10047 (relro_script_test_LDADD): Define.
10048 (relro_script_test.so): New target.
10049 * testsuite/Makefile.in: Rebuild.
10050
f827c9a9
CC		 100512008-08-06 Cary Coutant <ccoutant@google.com>
10052
10053 * archive.cc (Archive::total_archives, Archive::total_members)
10054 (Archive::total_members_loaded): New variables.
10055 (Archive::setup): Add parameter. Add option to preread
10056 archive symbols.
10057 (Archive::read_armap): Add counter.
10058 (Archive::get_file_and_offset): New function.
10059 (Archive::get_elf_object_for_member): New function.
10060 (Archive::read_all_symbols): New function.
10061 (Archive::read_symbols): New function.
10062 (Archive::add_symbols): Add counters.
10063 (Archive::include_all_members): Use armap to find members if it's
10064 already built.
10065 (Archive::include_member): Skip reading symbols if already read.
10066 Factored code into Archive::get_file_and_offset and
10067 Archive::get_elf_object_for_member. Changed call to
10068 Mapfile::report_include_archive_member.
10069 (Archive::print_stats): New function.
10070 * archive.h: Declare Object and Read_symbols_data classes.
10071 (Archive::Archive): Add initializers for new members.
10072 (Archive::setup): Add parameter.
10073 (Archive::print_stats): New function.
10074 (Archive::total_archives, Archive::total_members)
10075 (Archive::total_members_loaded): New variables.
10076 (Archive::get_file_and_offset): New function.
10077 (Archive::get_elf_object_for_member): New function.
10078 (Archive::read_all_symbols): New function.
10079 (Archive::read_symbols): New function.
10080 (Archive::Archive_member): New class.
10081 (Archive::members_): New member.
10082 (Archive::num_members_): New member.
10083 * main.cc: Include archive.h.
10084 (main): Call Archive::print_stats.
10085 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10086 archive parameter; member_name is now the fully-decorated name.
10087 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10088 * options.h: (General_options): Add --preread-archive-symbols option.
10089 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10090 Archive::setup.
10091
de4c45bd
ILT		 100922008-08-04 Ian Lance Taylor <iant@google.com>
10093
10094 * symtab.h (Symbol::use_plt_offset): New function.
10095 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10096 * powerpc.cc (Relocate::relocate): Likewise.
10097 * sparc.cc (Relocate::relocate): Likewise.
10098 * x86_64.cc (Relocate::relocate): Likewise.
10099 * testsuite/weak_plt.sh: New test.
10100 * testsuite/weak_plt_main.cc: New test.
10101 * testsuite/weak_plt_shared.cc: New test.
10102 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10103 (check_PROGRAMS): Add weak_plt.
10104 (check_DATA): Add weak_plt_shared.so.
10105 (weak_plt_main_pic.o, weak_plt): New targets.
10106 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10107 * testsuite/Makefile.in: Rebuild.
10108
10109 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10110 gcctestdir/ld.
10111 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10112 * testsuite/Makefile.in: Rebuild.
10113
323ee3f4
AM		 101142008-08-04 Alan Modra <amodra@bigpond.net.au>
10115
10116 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10117 * Makefile.in: Regenerate.
10118 * po/POTFILES.in: Regenerate.
10119
7c07ecec
ILT		 101202008-07-29 Ian Lance Taylor <iant@google.com>
10121
10122 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10123 symbols before other symbols.
10124 * testsuite/script_test_2.cc (test_addr): Declare.
10125 (test_addr_alias): Declare.
10126 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10127 values.
7c07ecec
ILT		 10128 * testsuite/script_test_2.t: Define test_addr_alias and
10129 test_addr.
10130
5778530e
ILT		 101312008-07-24 Ian Lance Taylor <iant@google.com>
10132
2a00e4fb
ILT		 10133 PR 5990
10134 * descriptors.cc: New file.
10135 * descriptors.h: New file.
10136 * gold-threads.h (class Hold_optional_lock): New class.
10137 * fileread.cc: Include "descriptors.h".
10138 (File_read::~File_read): Release descriptor rather than closing
10139 it.
10140 (File_read::open) [file]: Call open_descriptor rather than open.
10141 Set is_descriptor_opened_.
10142 (File_read::open) [memory]: Assert that descriptor is not open.
10143 (File_read::reopen_descriptor): New function.
10144 (File_read::release): Release descriptor.
10145 (File_read::do_read): Make non-const. Reopen descriptor.
10146 (File_read::read): Make non-const.
10147 (File_read::make_view): Reopen descriptor.
10148 (File_read::do_readv): Likewise.
10149 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10150 Update declarations.
10151 * layout.cc: Include "descriptors.h".
10152 (Layout::create_build_id): Use open_descriptor rather than open.
10153 * output.cc: Include "descriptors.h".
10154 (Output_file::open): Use open_descriptor rather than open.
10155 * archive.cc (Archive::const_iterator): Change Archive to be
10156 non-const.
10157 (Archive::begin, Archive::end): Make non-const.
10158 (Archive::count_members): Likewise.
10159 * archive.h (class Archive): Update declarations.
10160 * object.h (Object::read): Make non-const.
10161 * Makefile.am (CCFILES): Add descriptors.cc.
10162 (HFILES): Add descriptors.h.
10163 * Makefile.in: Rebuild.
10164
801647d1
ILT		 10165 PR 6716
10166 * gold.h: Always include <clocale>. Add Solaris workarounds
10167 following code in binutils/sysdep.h.
10168
5edd166e
ILT		 10169 PR 6048
10170 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10171 this->eh_frame_hdr_ is NULL before using it.
10172
c89ad728
ILT		 10173 * dynobj.cc (Versions::Versions): Update comment.
10174
aa86f06b
ILT		 10175 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10176 the base version name.
10177
5778530e
ILT		 10178 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10179 array size plus one.
10180 (Stringpool_template::set_string_offsets): Subtract one from key
10181 before using it as an array index.
10182 (Stringpool_template::get_offset_with_length): Likewise.
10183 (Stringpool_template::write_to_buffer): Likewise.
10184 * stringpool.h (Stringpool_template::get_offset_from_key):
10185 Likewise.
10186
057ead22
ILT		 101872008-07-23 Ian Lance Taylor <iant@google.com>
10188
7f649c59
ILT		 10189 PR 6658
10190 * object.h (Merged_symbol_value::value): Do our best to handle a
10191 negative addend.
10192
057ead22
ILT		 10193 PR 6647
10194 * script.cc (Version_script_info::get_versions): Don't add empty
10195 version tag to return value.
10196 (Version_script_info::get_symbol_version_helper): Change return
10197 type to bool. Add pversion parameter. Change all callers.
10198 (script_register_vers_node): Don't require a non-NULL tag.
10199 * script.h (class Version_script_info): Update declarations.
10200 (Version_script_info::get_symbol_version): Change return type to
10201 bool. Add version parameter. Change all callers.
10202 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10203 handling. Handle an empty version from a version script.
10204 (Symbol_table::define_special_symbol): Likewise.
10205 * testsuite/ver_test_10.script: New file.
10206 * testsuite/ver_test_10.sh: New file.
10207 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10208 (check_DATA): Add ver_test_10.syms.
10209 (ver_test_10.syms, ver_test_10.so): New target.
10210 * testsuite/Makefile.in: Rebuild.
10211
58e54ac2
CD		 102122008-07-23 Simon Baldwin <simonb@google.com>
10213
10214 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10215 to zero for undefined symbols from dynamic libraries.
10216
95d14cd3
ILT		 102172008-07-23 Ian Lance Taylor <iant@google.com>
10218
10219 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10220 Change all callers.
10221 * symtab.h (class Symbol_table): Update declaration.
10222 * testsuite/ver_test_9.cc: New file.
10223 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10224 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10225 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10226 (ver_test_9.so, ver_test_9.o): New targets.
10227 * testsuite/Makefile.in: Rebuild.
10228
92de84a6
ILT		 102292008-07-22 Ian Lance Taylor <iant@google.com>
10230
34810851
ILT		 10231 * options.h (class General_options): Define --check-sections.
10232 * layout.cc (Layout::set_segment_offsets): Handle
10233 --check-sections.
10234
af6156ef
ILT		 10235 * options.h (class General_options): Define -n/--nmagic and
10236 -N/--omagic.
10237 * options.cc (General_options::finalize): For -n/--nmagic or
10238 -N/--omagic, set -static.
10239 * layout.cc (Layout::attach_allocated_section_to_segment): If
10240 -N/--omagic, don't put read-only and read-write sections in
10241 different segments.
10242 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10243 finding a read-only segment.
10244 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10245 don't set the minimum segment alignment to the common page size,
10246 and don't set the file offset to the address modulo the page size.
10247 * script-sections.cc (Script_sections::create_segments): If
10248 -n/--omagic, don't put read-only and read-write sections in
10249 different segments.
10250
92de84a6
ILT		 10251 * cref.cc: New file.
10252 * cref.h: New file.
10253 * options.h (class General_options): Add --print-symbol-counts.
10254 * main.cc (main): Issue defined symbol report if requested.
10255 * archive.cc (Archive::interpret_header): Make into a const member
10256 function.
10257 (Archive::add_symbols): Call Input_objects::archive_start and
10258 archive_stop.
10259 (Archive::const_iterator): Define new class.
10260 (Archive::begin, Archive::end): New functions.
10261 (Archive::include_all_members): Rewrite to use iterator.
10262 (Archive::count_members): New function.
10263 * archive.h (class Archive): Update declarations.
10264 (Archive::filename): New function.
10265 * object.cc: Include "cref.h".
10266 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10267 (Sized_relobj::do_get_global_symbol_counts): New function.
10268 (Input_objects::add_object): Add object to cross-referencer.
10269 (Input_objects::archive_start): New function.
10270 (Input_objects::archive_stop): New function.
10271 (Input_objects::print_symbol_counts): New function.
10272 * object.h: Declare Cref and Archive.
10273 (Object::get_global_symbol_counts): New function.
10274 (Object::do_get_global_symbol_counts): New pure virtual function.
10275 (class Sized_relobj): Add defined_count_ field. Update
10276 declarations.
10277 (class Input_objects): Add cref_ field. Update constructor.
10278 Update declarations.
10279 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10280 defined_count_.
10281 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10282 symbol counts.
10283 (Sized_dynobj::do_get_global_symbol_counts): New function.
10284 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10285 defined_count_. Update declarations. Define Symbols typedef.
10286 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10287 parameter. Change all callers.
10288 (Symbol_table::add_from_dynobj): Add sympointers and defined
10289 parameters. Change all callers.
10290 * symtab.h (class Symbol_table): Update declarations.
10291 * Makefile.am (CCFILES): Add cref.cc.
10292 (HFILES): Add cref.h.
10293 * Makefile.in: Rebuild.
10294
3f7c5e1d
CD		 102952008-07-22 Simon Baldwin <simonb@google.com>
10296
10297 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10298 to zero when writing undefined symbols.
10299
e0b64032
ILT		 103002008-07-22 Ian Lance Taylor <iant@google.com>
10301
10302 * output.cc (Output_section::add_input_section): Don't try to
10303 merge empty merge sections.
10304
096b02cf
CS		 103052008-07-21 Craig Silverstein <csilvers@google.com>
10306
10307 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10308 Include symbol version in error message.
cd536b21 10309
1d1f116d
CD		 103102008-07-20 Chris Demetriou <cgd@google.com>
10311
cd536b21 10312 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10313 (RANDOM_SEED_CFLAGS): New substituted variable.
10314 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10315 * configure: Rebuild.
10316 * Makefile.in: Likewise.
10317 * testsuite/Makefile.in: Likewise.
10318
a18f591e
ILT		 103192008-07-18 Ian Lance Taylor <iant@google.com>
10320
10321 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10322 where we see NAME/NULL and NAME/VERSION as separate symbols.
10323 * testsuite/ver_test_main.cc (main): Call t4.
10324 (t4, t4_2a): Define.
10325 * testsuite/ver_test_2.cc (t4_2): Define.
10326 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10327 * testsuite/ver_test_4.cc (t4_2a): Define.
10328 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10329 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10330
c6e3f6ed
ILT		 103312008-07-17 Ian Lance Taylor <iant@google.com>
10332
10333 * dynobj.cc (Versions::add_def): If we give an error about a
10334 missing version, go ahead and create the version anyhow.
10335
ef9beddf
ILT		 103362008-07-10 Ian Lance Taylor <iant@google.com>
10337
10338 Handle output sections with more than 0x7fffffff bytes.
10339 * object.h (class Relobj): Change map_to_output_ to
10340 output_sections_, and just keep a section pointer. Change all
10341 uses. Move comdat group support to Sized_relobj.
10342 (Relobj::is_section_specially_mapped): Remove.
10343 (Relobj::output_section): Remove poff parameter. Change all
10344 callers.
10345 (Relobj::output_section_offset): New function.
10346 (Relobj::set_section_offset): Rewrite.
10347 (Relobj::map_to_output): Remove.
10348 (Relobj::output_sections): New function.
10349 (Relobj::do_output_section_offset): New pure virtual function.
10350 (Relobj::do_set_section_offset): Likewise.
10351 (class Sized_relobj): Add section_offsets_ field. Add comdat
10352 group support from Relobj. Update declarations.
10353 (Sized_relobj::get_output_section_offset): New function.
10354 (Sized_relobj::do_output_section_offset): New function.
10355 (Sized_relobj::do_set_section_offset): New function.
10356 * object.cc (Relobj::output_section_address): Remove.
10357 (Sized_relobj::Sized_relobj): Initialize new fields.
10358 (Sized_relobj::include_section_group): Cast find_kept_object to
10359 Sized_relobj.
10360 (Sized_relobj::include_linkonce_section): Likewise.
10361 (Sized_relobj::do_layout): Use separate arrays for output section
10362 and output offset.
10363 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10364 output_sections.
10365 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10366 output_sections and section_offsets.
10367 (Sized_relobj::write_local_symbols): Likewise.
10368 (map_to_kept_section): Compute output address directly.
10369 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10370 output_sections and section_offsets.
10371 (Sized_relobj::write_sections): Likewise.
10372 (Sized_relobj::relocate_sections): Likewise.
10373 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10374 * output.h (class Output_reloc): Update declarations. Change
10375 u2_.relobj to Sized_relobj*.
10376 (class Output_data_reloc): Change add functions to use
10377 Sized_relobj*.
10378 * output.cc (Output_reloc::Output_reloc): Change relobj to
10379 Sized_relobj*.
10380 (Output_reloc::local_section_offset): Change return type to
10381 Elf_Addr. Use get_output_section_offset.
10382 (Output_reloc::get_address): Likewise.
10383 (Output_section::is_input_address_mapped): Don't call
10384 is_section_specially_mapped.
10385 (Output_section::output_offset): Likewise.
10386 (Output_section::output_address): Likewise.
10387 (Output_section::starting_output_address): Likewise.
10388 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10389 parameter to Sized_relobj*.
10390 (Copy_relocs::need_copy_reloc): Likewise.
10391 (Copy_relocs::save): Likewise.
10392 * copy-relocs.h (class Copy_relocs): Update declarations.
10393 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10394 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10395 * target-reloc.h (relocate_for_relocatable): Change
10396 offset_in_output_section type to Elf_Addr. Change code that uses
10397 it as well.
10398 * layout.cc (Layout::layout): Always set *off.
10399 * mapfile.cc (Mapfile::print_input_section): Use
10400 output_section_offset.
10401 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10402 Sized_relobj*.
10403 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10404 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10405 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10406
5cb66f97
ILT		 104072008-07-03 Ian Lance Taylor <iant@google.com>
10408
10409 * layout.cc (Layout::include_section): Do not discard unrecognized
10410 SHT_STRTAB sections.
10411
afe47622
CS		 104122008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10413
10414 * script.cc (Lex::can_continue_name): Make '?' allowable in
10415 version-script names.
10416 * testsuite/version_script.map: Change glob pattern to use '?'
10417
5adf9721
ILT		 104182008-06-30 Manish Singh <yosh@gimp.org>
10419
10420 PR 6585
10421 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10422 Correct typo.
10423
e6fde208
ILT		 104242008-06-30 Ian Lance Taylor <iant@google.com>
10425
10426 PR 6660
10427 PR 6682
10428 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10429 versions]: Don't try to read the value in the contents, since we
10430 don't use it. Use the template endianness when writing.
10431
3f2e6a2d
CC		 104322008-06-25 Cary Coutant <ccoutant@google.com>
10433
10434 * fileread.cc (File_read::make_view): Assert on zero-length view.
10435 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10436 symbol table when there are no symbols to read.
10437
c43d3a48
CS		 104382008-06-23 Craig Silverstein <csilvers@google.com>
10439
10440 * version.cc (version_string): Bump to 1.7
10441
5f494ea0
CS		 104422008-06-18 Craig Silverstein <csilvers@google.com>
10443
10444 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10445 constant 0xFFFF to type Valtype.
10446 (Powerpc_relocate_functions::rel16_ha): Likewise.
10447
c42e122e
ILT		 104482008-06-17 Ian Lance Taylor <iant@google.com>
10449
f34787f8
ILT		 10450 * output.h (Output_section::Input_section): Initialize p2align_ to
10451 zero for Output_section_data constructors.
10452 (Output_section::Input_section::addralign): If not an input
10453 section, return the alignment of the Output_section_data.
10454 * testsuite/copy_test.cc: New file.
10455 * testsuite/copy_test_1.cc: New file.
10456 * testsuite/copy_test_2.cc: New file.
10457 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10458 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10459 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10460 (copy_test_1_pic.o, copy_test_1.so): New targets.
10461 (copy_test_2_pic.o, copy_test_2.so): New targets.
10462 * testsuite/Makefile.in: Rebuild.
10463
c42e122e
ILT		 10464 * script-sections.cc (Script_sections::place_orphan): Initialize
10465 local variable exact.
10466
ce3ac18a
DE		 104672008-06-13 David Edelsohn <edelsohn@gnu.org>
10468
10469 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10470
42cacb20
DE		 104712008-06-12 David Edelsohn <edelsohn@gnu.org>
10472 David S. Miller <davem@davemloft.net>
10473
10474 * powerpc.cc: New file.
10475 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10476 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10477 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10478 * Makefile.in: Rebuild.
10479
7b308235
ILT		 104802008-06-09 Ian Lance Taylor <iant@google.com>
10481
10482 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10483 <exception>.
10484 (throwing, orig_terminate): New static variables.
10485 (terminate_handler): New static function.
10486 (t2): Set terminate handler.
10487
f0b886e3
ILT		 104882008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10489
10490 PR 6584
cd536b21 10491 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10492 alignment.
10493
3e90f135
CC		 104942008-05-30 Cary Coutant <ccoutant@google.com>
10495
10496 * archive.cc (Archive::include_all_members) Correct to step
10497 over symbol table and extended name table in thin archives.
10498
e09ad04a
ILT		 104992008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10500
10501 PR 6407
10502 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10503 calculation.
10504
62b01cb5
ILT		 105052008-05-28 Caleb Howe <cshowe@google.com>
10506
10507 * reduced_debug_output.cc: New file.
10508 * reduced_debug_output.h: New file.
92de84a6 10509 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10510 * options.cc (General_options::finalize): Add strip_debug_non_line
10511 to the strip heirarchy.
10512 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10513 fields.
10514 * layout.cc: Include "reduced_debug_output.h".
10515 (Layout::Layout): Initialize new fields.
10516 (line_only_debug_sections): New static array.
10517 (is_lines_only_debug_sections): New static inline function.
10518 (Layout::include_section): Handle --strip-debug-non-line.
10519 (Layout::make_output_section): If --strip-debug-non-line, build
10520 new output sections for .debug_abbrev and .debug_info.
10521 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10522 gold. Warn about possible overflow.
10523 (read_signed_LEB_128): Likewise.
10524 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10525 (read_signed_LEB_128): Declare.
10526 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10527 (HFILES): Add reduced_debug_output.h.
10528 * Makefile.in: Rebuild.
10529
7d9e3d98
ILT		 105302008-05-21 Ian Lance Taylor <iant@google.com>
10531
10532 * mapfile.cc: New file.
10533 * mapfile.h: New file.
10534 * options.h (class General_options): Add -M/--print-map and -Map.
10535 * options.cc (General_options::finalize): Make -M equivalent to
10536 -Map -.
10537 * main.cc: Include <cstdio> and "mapfile.h".
10538 (main): Open mapfile if requested.
10539 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10540 constructor. Change caller.
10541 (queue_initial_tasks): Add mapfile parameter. Change caller.
10542 (queue_middle_tasks): Likewise.
10543 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10544 declarations.
10545 * archive.cc: Include "mapfile.h".
10546 (Archive::add_symbols): Add mapfile parameter. Change all
10547 callers. Pass mapfile, symbol, and reason to include_member.
10548 (Archive::include_all_members): Add mapfile parameter. Change all
10549 callers.
10550 (Archive::include_member): Add mapfile, sym, and why parameters.
10551 Change all callers. Report inclusion to map file.
10552 * archive.h: Include "fileread.h".
10553 (class Archive): Update declarations.
10554 (Archive::file): New const method.
10555 (class Add_archive_symbols): Add mapfile_ field. Update
10556 constructor. Change all callers.
10557 * readsyms.h (class Read_symbols): Likewise.
10558 (class Finish_group): Likewise.
10559 (class Read_script): Likewise.
10560 * common.cc: Include "mapfile.h".
10561 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10562 all callers.
10563 (Symbol_table::do_allocate_commons): Likewise.
10564 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10565 symbol allocation to mapfile.
10566 * common.h (class Allocate_commons_task): Add mapfile_ field.
10567 Update constructor. Change all callers.
10568 * symtab.h (class Symbol_table): Update declarations.
10569 * layout.cc: Include "mapfile.h".
10570 (Layout_task_runner::run): Print information to mapfile.
10571 (Layout::create_gold_note): Change Output_data_fixed_space to
10572 Output_data_zero_fill.
10573 (Layout::create_build_id): Likewise.
10574 (Layout::print_to_mapfile): New function.
10575 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10576 constructor. Change caller.
10577 (class Layout): Declare print_to_mapfile.
10578 * output.cc (Output_section::Input_section::print_to_mapfile): New
10579 function.
10580 (Output_section::add_input_section): If producing a map, always
10581 add to input_sections_ list.
10582 (Output_section::do_print_to_mapfile): New function.
10583 (Output_segment::print_sections_to_mapfile): New function.
10584 (Output_segment::print_section_list_to_mapfile): New function.
10585 * output.h: Include "mapfile.h".
10586 (Output_data::print_to_mapfile): New function.
10587 (Output_data::do_print_to_mapfile): New virtual function.
10588 (Output_segment_headers::do_print_to_mapfile): New function.
10589 (Output_file_header::do_print_to_mapfile): New function.
10590 (Output_data_const::do_print_to_mapfile): New function.
10591 (class Output_data_const_buffer): Add map_name_ field. Update
10592 constructor. Change all callers. Add do_print_to_mapfile
10593 function.
10594 (class Output_data_fixed_space): Likewise.
10595 (class Output_data_space): Likewise.
10596 (class Output_data_zero_fill): New class.
10597 (Output_data_strtab::do_print_to_mapfile): New function.
10598 (Output_data_reloc_base::do_print_to_mapfile): New function.
10599 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10600 (Output_data_group::do_print_to_mapfile): New function.
10601 (Output_data_got::do_print_to_mapfile): New function.
10602 (Output_data_dynamic::do_print_to_mapfile): New function.
10603 (Output_symtab_xindex::do_print_to_mapfile): New function.
10604 (class Output_section): Declare do_print_to_mapflie. Declare
10605 print_to_mapfile in Input_section.
10606 (class Output_segment): Declare new functions.
10607 * object.h (Sized_relobj::symbol_count): New function.
10608 * script-sections.cc
10609 (Output_section_element_dot_assignment::set_section_addresses):
10610 Change Output_data_fixed_space to Output_data_zero_fill.
10611 (Output_data_expression::do_print_to_mapfile): New function.
10612 * script.cc (read_input_script): Add mapfile parameter. Change
10613 all callers.
10614 * script.h (read_input_script): Update declaration.
10615 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10616 (Eh_frame::do_print_to_mapfile): New function.
10617 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10618 (Output_merge_string::do_print_to_mapfile): New function.
10619 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10620 function.
10621 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10622 function.
10623 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10624 function.
10625 * Makefile.am (CCFILES): Add mapfile.cc.
10626 (HFILES): Add mapfile.h.
10627 * Makefile.in: Rebuild.
10628
9f1d377b
ILT		 106292008-05-19 Ian Lance Taylor <iant@google.com>
10630
10631 * options.h (class General_options): Add -z relro.
10632 * layout.cc (Layout::Layout): Initialize relro_segment_.
10633 (Layout::add_output_section_data): Return the output section.
10634 (Layout::make_output_section): Rcognize relro sections and mark
10635 them appropriately.
10636 (Layout::attach_allocated_section_to_segment): Put relro sections
10637 in a PT_GNU_RELRO segment.
10638 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10639 section as relro.
10640 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10641 PT_TLS segments.
10642 (Layout::linkonce_mapping): Map d.rel.ro.local to
10643 .data.rel.ro.local.
10644 (Layout::output_section_name): Us .data.rel.ro.local for any
10645 section which begins with that.
10646 * layout.h (class Layout): Update add_output_section_data
10647 declaration. Add relro_segment_ field.
10648 * output.cc (Output_section::Output_section): Initialize is_relro_
10649 and is_relro_local_ fields.
10650 (Output_segment::add_output_section): Group relro sections.
10651 (Output_segment::is_first_section_relro): New function.
10652 (Output_segment::maximum_alignment): If there is a relro section,
10653 align the segment to the common page size.
10654 (Output_segment::set_section_addresses): Track whether we are
10655 looking at relro sections. If the last section is a relro
10656 section, align to the common page size.
10657 (Output_segment::set_section_list_addresses): Add in_relro
10658 parameter. Change all callers. Align to the page size when
10659 moving from relro to non-relro section.
10660 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10661 segment.
10662 * output.h (class Output_section): Add is_relro_ and
10663 is_relro_local_ fields.
10664 (Output_section::is_relro): New function.
10665 (Output_section::set_is_relro): New function.
10666 (Output_section::is_relro_local): New function.
10667 (Output_section::set_is_relro_local): New function.
10668 (class Output_segment): Update declarations.
10669 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10670 * sparc.cc (Target_sparc::got_section): Likewise.
10671 * x86_64.cc (Target_x86_64::got_section): Likewise.
10672 * testsuite/relro_test_main.cc: New file.
10673 * testsuite/relro_test.cc: New file.
10674 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10675 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10676 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10677 (relro_test.so, relro_test_pic.o): New targets.
10678 * testsuite/Makefile.in: Rebuild.
10679
a984ee1d
ILT		 106802008-05-16 Ian Lance Taylor <iant@google.com>
10681
01676dcd
ILT		 10682 * output.cc (Output_segment::add_output_section): Remove front
10683 parameter.
10684 * output.h (class Output_segment): Remove
10685 add_initial_output_section and overloaded add_output_section.
10686 Update declaration of remaining add_output_section.
10687 * layout.cc (Layout::create_interp): Call add_output_section
10688 rather than add_initial_output_section.
10689 (Layout::finish_dynamic_section): Likewise.
10690
497897f9
ILT		 10691 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10692 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10693 know the dynamic type.
10694 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10695 field. Initialize it in constructor.
10696 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10697 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10698 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10699 reloc.
10700
a984ee1d
ILT		 10701 * output.cc (Output_reloc::get_address): Change return type to
10702 Elf_Addr.
10703 * output.h (class Output_reloc): Update get_address declaration.
10704 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10705 for section addresses.
10706
55ba0940
ILT		 107072008-05-09 Ian Lance Taylor <iant@google.com>
10708
10709 PR 6493
10710 * gold.cc (gold_nomem): Use return value of write.
10711
75517b77
ILT		 107122008-05-08 Ian Lance Taylor <iant@google.com>
10713
10714 * symtab.c (Symbol::init_base_output_data): Add version
10715 parameter. Change all callers.
10716 (Symbol::init_base_output_segment): Likewise.
10717 (Symbol::init_base_constant): Likewise.
10718 (Symbol::init_base_undefined): Likewise.
10719 (Sized_symbol::init_output_data): Likewise.
10720 (Sized_symbol::init_output_segment): Likewise.
10721 (Sized_symbol::init_constant): Likewise.
10722 (Sized_symbol::init_undefined): Likewise.
10723 (Symbol_table::do_define_in_output_data): If the new symbol has a
10724 version, mark it as the default.
10725 (Symbol_table::do_define_in_output_segment): Likewise.
10726 (Symbol_table::do_define_as_constant): Likewise.
10727 * symtab.h (class Symbol): Update declarations.
10728 (class Sized_symbol): Likewise.
10729 * resolve.cc (Symbol::override_version): New function.
c42e122e 10730 (Symbol::override_base): Call override_version.
75517b77
ILT		 10731 (Symbol::override_base_with_special): Likewise.
10732 * testsuite/ver_script_8.script: New file.
10733 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10734 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10735 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10736 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10737
f1f70eae
ILT		 107382008-05-06 Ian Lance Taylor <iant@google.com>
10739
f3e9c5c5
ILT		 10740 PR 6049
10741 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10742 functions.
10743 (class General_options): Remove existing --undefined, and add
10744 --no-undefined instead. Add new --undefined as synonym for -u.
10745 * archive.cc (Archive::add_symbols): Check whether symbol was
10746 named with -u.
10747 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10748 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10749 all uses. Add IS_UNDEFINED. Update declarations to split
10750 different versions of init_base. Declare init_base_undefined.
10751 (Symbol::is_defined): Handle IS_UNDEFINED.
10752 (Symbol::is_undefined): Likewise.
10753 (Symbol::is_weak_undefined): Call is_undefined.
10754 (Symbol::is_absolute): Handle IS_CONSTANT.
10755 (class Sized_symbol): Update declarations to split different
10756 versions of init. Declare init_undefined.
10757 (class Symbol_table): Declare new functions.
10758 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10759 Change all callers.
10760 (Symbol::init_base_output_data): Likewise.
10761 (Symbol::init_base_output_segment): Likewise.
10762 (Symbol::init_base_constant): Likewise.
10763 (Symbol::init_base_undefined): New function.
10764 (Sized_symbol::init_object): Rename from init. Change all
10765 callers.
10766 (Sized_symbol::init_output_data): Likewise.
10767 (Sized_symbol::init_output_segment): Likewise.
10768 (Sized_symbol::init_constant): Likewise.
10769 (Sized_symbol::init_undefined): New function.
10770 (Symbol_table::add_undefined_symbols_from_command_line): New
10771 function.
10772 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10773 function.
10774 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10775 (Symbol::output_section): Likewise.
10776 (Symbol::set_output_section): Likewise.
10777 (Symbol_table::sized_finalize_symbol): Likewise.
10778 (Symbol_table::sized_write_globals): Likewise.
10779 * resolve.cc (Symbol_table::should_override): Likewise.
10780 (Symbol::override_base_with_special): Likewise.
10781
8bdcdf2c
ILT		 10782 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10783 symbol, change it to have default visibility.
10784 * testsuite/protected_1.cc: New file.
10785 * testsuite/protected_2.cc: New file.
10786 * testsuite/protected_3.cc: New file.
10787 * testsuite/protected_main_1.cc: New file.
10788 * testsuite/protected_main_2.cc: New file.
10789 * testsuite/protected_main_3.cc: New file.
10790 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10791 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10792 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10793 (protected_1.so): New target.
10794 (protected_1_pic.o, protected_2_pic.o): New targets.
10795 (protected_3_pic.o): New target.
10796 (check_PROGRAMS): Add protected_2.
10797 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10798 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10799 * testsuite/Makefile.in: Rebuild.
10800
2b706932
ILT		 10801 * options.h (DEFINE_var): Add set_user_set_##varname__.
10802 (DEFINE_bool_alias): New macro.
10803 (class General_options): Define -Bstatic using DEFINE_bool_alias
10804 rather than DEFINE_special. Add --undefined as an alias for -z
10805 defs.
10806 * options.cc (General_options::parse_Bstatic): Remove.
10807
d82a5bcc
ILT		 10808 * options.h (class General_options): Add --fatal-warnings.
10809 * main.cc (main): Implement --fatal-warnings.
10810 * errors.h (Errors::warning_count): New function.
10811
f1f70eae
ILT		 10812 * options.h (class General_options): Add -Bsymbolic-functions.
10813 * symtab.h (Symbol::is_preemptible): Check for
10814 -Bsymbolic-functions.
10815
8825ac63
ILT		 108162008-05-05 Ian Lance Taylor <iant@google.com>
10817
d98bc257
ILT		 10818 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10819 as noVARNAME rather than no-VARNAME.
10820 (class General_options): Add option -z combreloc.
10821 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10822 get_address.
10823 (Output_reloc::sort_before) [SHT_REL]: New function.
10824 (Output_reloc::sort_before) [SHT_RELA]: New function.
10825 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10826 Sort_relocs_comparison.
10827 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10828 parameter. Change all callers.
10829 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10830 sort_relocs parameter. Change all callers.
10831 * output.cc (Output_reloc::get_address): New function, broken out
10832 of write_rel.
10833 (Output_reloc::write_rel): Call it.
10834 (Output_reloc::compare): New function.
10835 (Output_data_reloc_base::do_write): Optionally sort relocs.
10836
60b2b4e7
ILT		 10837 * configure.ac: If targ_extra_obj is set, link it in.
10838 * configure.tgt: Initialize all variables.
10839 (x86_64*): Set targ_extra_obj and targ_extra_size.
10840 * configure: Rebuild.
10841
8825ac63
ILT		 10842 * object.cc (Sized_relobj::include_section_group): Adjust section
10843 indexes read from group data. Build vector to pass to
10844 layout_group.
10845 * layout.cc (Layout::layout_group): Add flags and shndxes
10846 parameters. Remove contents parameter. Change caller. Update
10847 explicit instantiations.
10848 * layout.h (class Layout): Update layout_group declaration.
10849 * output.cc (Output_data_group::Output_data_group): Add flags and
10850 input_shndxes parameters. Remove contents parameter. Change
10851 caller.
10852 (Output_data_group::do_write): Change input_sections_ to
10853 input_shndxes_.
10854 * output.h (class Output_data_group): Update constructor
10855 declaration. Rename input_sections_ to input_shndxes_.
10856 * testsuite/many_sections_test.cc: Add template.
10857
e94cf127
CC		 108582008-04-30 Cary Coutant <ccoutant@google.com>
10859
4418b2d5
CC		 10860 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10861
e94cf127
CC		 10862 * layout.cc (Layout::include_section): Refactored check for debug
10863 info section.
10864 (Layout::add_comdat): Add new parameters. Change type
10865 of signature parameter. Add object and shndx to signatures table.
10866 (Layout::find_kept_object): New function.
10867 * layout.h: Include <cstring>.
10868 (Layout::is_debug_info_section): New function.
10869 (Layout::add_comdat): Add new parameters.
10870 (Layout::find_kept_object): New function.
10871 (Layout::Kept_section): New struct.
10872 (Layout::Signatures): Change type of map range.
10873 * object.cc (Relobj::output_section_address): New function.
10874 (Sized_relobj::include_section_group): Add new parameters. Change
10875 calls to Layout::add_comdat. Change to build table of kept comdat
10876 groups and table mapping discarded sections to kept sections.
10877 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10878 (Sized_relobj::do_layout): Change calls to include_section_group and
10879 include_linkonce_section.
10880 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10881 value to zero when section is discarded.
10882 (Sized_relobj::map_to_kept_section): New function.
10883 * object.h (Relobj::output_section_address): New function.
10884 (Relobj::Comdat_group): New type.
10885 (Relobj::find_comdat_group): New function.
10886 (Relobj::Comdat_group_table): New type.
10887 (Relobj::Kept_comdat_section): New type.
10888 (Relobj::Kept_comdat_section_table): New type.
10889 (Relobj::add_comdat_group): New function.
10890 (Relobj::set_kept_comdat_section): New function.
10891 (Relobj::get_kept_comdat_section): New function.
10892 (Relobj::comdat_groups_): New field.
10893 (Relobj::kept_comdat_sections_): New field.
10894 (Symbol_value::input_value): Update comment.
10895 (Sized_relobj::map_to_kept_section) New function.
10896 (Sized_relobj::include_linkonce_section): Add new parameter.
10897 * target-reloc.h (Comdat_behavior): New type.
10898 (get_comdat_behavior): New function.
10899 (relocate_section): Add code to map a discarded section to the
10900 corresponding kept section when applying a relocation.
10901
e4e5049b
CS		 109022008-04-30 Craig Silverstein <csilvers@google.com>
10903
10904 * dwarf_reader.cc (next_generation_count): New static var.
10905 (Addr2line_cache_entry): New struct.
10906 (addr2line_cache): New static var.
10907 (Dwarf_line_info::one_addr2line): Added caching.
10908 (Dwarf_line_info::clear_addr2line_cache): New function.
10909 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10910 cache-size parameter.
10911 (Dwarf_line_info::one_addr2line_cache): New function.
10912 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10913 new cache-size argument to one_addr2line(), and clear cache.
10914
d09e9154
CC		 109152008-04-28 Cary Coutant <ccoutant@google.com>
10916
10917 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10918 R_386_PC8 relocations.
10919
7ef73768
ILT		 109202008-04-23 Ian Lance Taylor <iant@google.com>
10921
55438702
ILT		 10922 * object.cc (Sized_relobj::include_section_group): Check for
10923 invalid section group.
10924
c165fb93
ILT		 10925 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10926 header size.
10927
7ef73768
ILT		 10928 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10929 than read for file header.
10930 * archive.cc (Archive::include_member): Likewise.
10931
6194aaab
L		 109322008-04-23 Paolo Bonzini <bonzini@gnu.org>
10933
10934 * aclocal.m4: Regenerate.
10935 * configure: Regenerate.
10936
d491d34e
ILT		 109372008-04-19 Ian Lance Taylor <iant@google.com>
10938
5ea2bac6
ILT		 10939 * version.cc (version_string): Bump to 1.6.
10940
7bc3e21a
ILT		 10941 * testsuite/Makefile.am (many_sections_r_test): New target.
10942 (many_sections_r_test_SOURCES): Remove.
10943 (many_sections_r_test_DEPENDENCIES): Remove.
10944 (many_sections_r_test_LDFLAGS): Remove.
10945 (many_sections_r_test_LDADD): Remove.
10946
7fcd3aa9
ILT		 10947 * object.cc (Sized_relobj::do_add_symbols): Always pass
10948 local_symbol_count_ to add_from_relobj.
10949
4c94d6ae
ILT		 10950 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10951 every thousand variables.
10952 * testsuite/Makefile.in: Rebuild.
10953
d491d34e
ILT		 10954 * object.cc (Xindex::initialize_symtab_xindex): New function.
10955 (Xindex::read_symtab_xindex): New function.
10956 (Xindex::sym_xindex_to_shndx): New function.
10957 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10958 available.
10959 (Sized_relobj::do_initialize_xindex): New function.
10960 (Sized_relobj::do_read_symbols): Adjust section links.
10961 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10962 parameter. Change all callers.
10963 (Sized_relobj::include_section_group): Adjust section links and
10964 symbol section indexes.
10965 (Sized_relobj::do_layout): Adjust section links.
10966 (Sized_relobj::do_count_local_symbols): Adjust section links and
10967 symbol section indexes.
10968 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10969 ordinary and special symbols.
10970 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10971 dynsym_xindex parameters. Change all callers. Adjust section
10972 links. Use SHN_XINDEX when needed.
10973 (Sized_relobj::get_symbol_location_info): Adjust section links.
10974 Don't get fooled by special symbols.
10975 * object.h (class Xindex): Define.
10976 (class Object): Add xindex_ parameter. Declare virtual functoin
10977 do_initialize_xindex.
10978 (Object::adjust_sym_shndx): New function.
10979 (Object::set_xindex): New protected function.
10980 (class Symbol_value): Add is_ordinary_shndx_ field.
10981 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10982 (Symbol_value::value): Assert ordinary section.
10983 (Symbol_value::initialize_input_to_output_map): Likewise.
10984 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10985 Change all callers.
10986 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10987 all callers.
10988 (class Sized_relobj): Update declarations.
10989 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10990 parameter. Change all callers.
10991 (Sized_relobj::adjust_shndx): New function.
10992 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10993 field.
10994 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10995 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10996 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10997 (Sized_dynobj::read_dynsym_section): Adjust section links.
10998 (Sized_dynobj::read_dynamic): Likewise.
10999 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11000 section links.
11001 (Sized_dynobj::do_initialize_xindex): New function.
11002 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11003 do_initialize_xindex.
11004 (Sized_dynobj::adjust_shndx): New function.
11005 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11006 dynsym_xindex_ fields.
11007 (Layout::finalize): Add a call to set_section_indexes before
11008 creating the symtab sections.
11009 (Layout::set_section_indexes): Don't do anything if the section
11010 already has a section index.
11011 (Layout::create_symtab_sections): Add shnum parameter. Change
11012 caller. Create .symtab_shndx section if needed.
11013 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11014 caller.
11015 (Layout::allocated_output_section_count): New function.
11016 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11017 needed.
11018 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11019 fields. Update declarations.
11020 (Layout::symtab_xindex): New function.
11021 (Layout::dynsym_xindex): New function.
11022 (class Write_symbols_task): Add layout_ field.
11023 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11024 Change caller.
11025 * output.cc (Output_section_headers::Output_section_headers): Add
11026 shstrtab_section parameter. Change all callers.
11027 (Output_section_headers::do_sized_write): Store overflow values
11028 for section count and section string table section index in
11029 section header zero.
11030 (Output_file_header::do_sized_write): Check for overflow of
11031 section count and section string table section index.
11032 (Output_symtab_xindex::do_write): New function.
11033 (Output_symtab_xindex::endian_do_write): New function.
11034 * output.h (class Output_section_headers): Add shstrtab_section_.
11035 Update declarations.
11036 (class Output_symtab_xindex): Define.
11037 (Output_section::has_out_shndx): New function.
11038 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11039 field.
11040 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11041 Change all callers.
11042 (Sized_symbol::init): Likewise.
11043 (Symbol::output_section): Check for ordinary symbol.
11044 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11045 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11046 callers.
11047 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11048 Change all callers. Simplify handling of symbols from sections
11049 not included in the link.
11050 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11051 distinction.
11052 (Weak_alias_sorter::operator()): Assert that symbols are
11053 ordinary.
11054 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11055 distinction.
11056 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11057 parameters. Change all callers.
11058 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11059 symbol distinction. Use SHN_XINDEX when needed.
11060 (Symbol_table::write_section_symbol): Add symtab_xindex
11061 parameter. Change all callers.
11062 (Symbol_table::sized_write_section_symbol): Likewise. Use
11063 SHN_XINDEX when needed.
11064 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11065 declarations.
11066 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11067 (Symbol::is_defined): Check is_ordinary.
11068 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11069 (Symbol::is_absolute, Symbol::is_common): Likewise.
11070 (class Sized_symbol): Update declarations.
11071 (class Symbol_table): Update declarations.
11072 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11073 parameters. Change all callers.
11074 (Sized_symbol::override): Likewise.
11075 (Symbol_table::override): Likewise.
11076 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11077 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11078 is_ordinary, and orig_st_shndx parameters. Change all callers.
11079 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11080 to be in an ordinary section.
11081 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11082 object and is_ordinary parameters. Change all callers.
11083 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11084 Change all callers. Don't add undefined or non-ordinary symbols
11085 to reloc_map_.
11086 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11087 Change all callers.
11088 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11089 declarations.
11090 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11091 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11092 (Sized_relobj::relocate_sections): Likewise.
11093 * target-reloc.h (scan_relocs): Adjust section symbol index.
11094 (scan_relocatable_relocs): Likewise.
11095 * i386.cc (Scan::local): Check for ordinary symbols.
11096 * sparc.cc (Scan::local): Likewise.
11097 * x86_64.cc (Scan::local): Likewise.
11098 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11099 to symbol_section_and_value.
11100 * testsuite/many_sections_test.cc: New file.
11101 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11102 (check_PROGRAMS): Add many_sections_test.
11103 (many_sections_test_SOURCES): Define.
11104 (many_sections_test_DEPENDENCIES): Define.
11105 (many_sections_test_LDFLAGS): Define.
11106 (BUILT_SOURCES): Add many_sections_define.h.
11107 (many_sections_define.h): New target.
11108 (BUILT_SOURCES): Add many_sections_check.h.
11109 (many_sections_check.h): New target.
11110 (check_PROGRAMS): Add many_sections_r_test.
11111 (many_sections_r_test_SOURCES): Define.
11112 (many_sections_r_test_DEPENDENCIES): Define.
11113 (many_sections_r_test_LDFLAGS): Define.
11114 (many_sections_r_test_LDADD): Define.
11115 (many_sections_r_test.o): New target.
11116 * testsuite/Makefile.in: Rebuild.
11117
c5818ff1
CC		 111182008-04-17 Cary Coutant <ccoutant@google.com>
11119
11120 * errors.cc (Errors::info): New function.
11121 (gold_info): New function.
11122 * errors.h (Errors::info): New function.
11123 * gold.h (gold_info): New function.
11124 * object.cc (Input_objects::add_object): Print trace output.
11125 * options.cc (options::parse_set): New function.
11126 (General_options::parse_wrap): Deleted.
11127 (General_options::General_options): Deleted initializer.
11128 * options.h (options::String_set): New typedef.
11129 (options::parse_set): New function.
11130 (DEFINE_set): New macro.
11131 (General_options::wrap): Changed to use DEFINE_set. Changed
11132 callers of any_wrap_symbols and is_wrap_symbol.
11133 (General_options::trace, General_options::trace_symbol):
11134 New options.
11135 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11136 (General_options::wrap_symbols_): Deleted.
11137 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11138
b5be4a7c
DM		 111392008-04-17 David S. Miller <davem@davemloft.net>
11140
11141 * options.cc (General_options::parse_V): New function.
11142 * options.h: Add entries for -V and -Qy.
11143
155a0dd7
ILT		 111442008-04-17 Ian Lance Taylor <iant@google.com>
11145
11146 * common.cc (Symbol_table::allocate_commons): Remove options
11147 parameter. Change caller.
11148 (Symbol_table::do_allocate_commons): Remove options parameter.
11149 Change caller. Just call do_allocate_commons_list twice.
11150 (Symbol_table::do_allocate_commons_list): New function, broken out
11151 of do_allocate_commons.
11152 * common.h (class Allocate_commons_task): Remove options_ field.
11153 Update constructor.
11154 * symtab.cc (Symbol_table::Symbol_table): Initialize
11155 tls_commons_.
11156 (Symbol_table::add_from_object): Put TLS common symbols on
11157 tls_commons_ list.
11158 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11159 which are IN_OUTPUT_DATA.
11160 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11161 allocate_commons and do_allocate_commons declarations. Declare
11162 do_allocate_commons_list.
11163 * gold.cc (queue_middle_tasks): Update creation of
11164 Allocate_commons_task to not pass options.
11165 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11166 (TLS_TEST_C_FLAGS): New variable.
11167 (tls_test_c_pic.o): New target.
11168 (tls_test_shared.so): Link in tls_test_c_pic.o.
11169 (tls_test_c_pic_ie.o): New target.
11170 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11171 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11172 (tls_test_c.o): New target.
11173 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11174 (tls_pic_test_LDADD): Likewise.
11175 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11176 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11177 (tls_test_c_gnu2.o): New target.
11178 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11179 tls_test_c_gnu2.o.
11180 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11181 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11182 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11183 * testsuite/tls_test.cc: Include "config.h".
11184 (t_last): Call t11_last.
11185 * testsuite/tls_test.h (t11, t11_last): Declare.
11186 * testsuite/tls_test_c.c: New file.
11187 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11188 * configure.ac: Check for OpenMP support.
11189 * configure, config.in, Makefile.in: Rebuild.
11190 * testsuite/Makefile.in: Rebuild.
11191
edfbb029
CC		 111922008-04-16 Cary Coutant <ccoutant@google.com>
11193
11194 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11195 (Target_i386::tls_base_symbol_defined_): New field.
11196 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11197 (Target_i386::Scan::global): Likewise.
11198 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11199 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11200 (Target_x86_64::tls_base_symbol_defined_): New field.
11201 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11202 (Target_x86_64::Scan::global): Likewise.
11203
f3c69fca
CC		 112042008-04-16 Cary Coutant <ccoutant@google.com>
11205
11206 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11207 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11208 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11209 building shared libraries.
11210 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11211 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11212 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11213 * testsuite/Makefile.in: Rebuild.
11214 * testsuite/weak_undef.h: New file.
11215 * testsuite/weak_undef_file1.cc: Add extra test cases.
11216 * testsuite/weak_undef_file2.cc: Likewise.
11217 * testsuite/weak_undef_test.cc: Likewise.
11218
7c414435
DM		 112192008-04-16 David S. Miller <davem@davemloft.net>
11220
32b769e1
DM		 11221 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11222 Add issued_non_pic_error_ field. Declare check_non_pic.
11223 (Target_sparc::Scan::check_non_pic): New function.
11224 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11225 (Target_sparc::Scan::global): Likewise.
11226
11936fb1
DM		 11227 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11228 * configure: Rebuild.
11229
7c414435
DM		 11230 * options.h (DEFINE_enable): New macro.
11231 (new_dtags): New enable option.
11232 (initfirst, interpose, loadfltr, nodefaultlib,
11233 nodelete, nodlopen, nodump): New -z options.
11234 * layout.cc (Layout:finish_dynamic_section): If new
11235 dtags enabled, emit DT_RUNPATH. Also, emit a
11236 DT_FLAGS_1 containing any specified -z flags.
11237
85c7bf8b
ILT		 112382008-04-16 Ian Lance Taylor <iant@google.com>
11239
12c0daef
ILT		 11240 * copy-relocs.cc: New file.
11241 * copy-relocs.h: New file.
11242 * reloc.cc: Remove Copy_relocs code.
11243 * reloc.h: Likewise.
11244 * reloc-types.h (struct Reloc_types) [both versions]: Add
11245 get_reloc_addend_noerror.
11246 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11247 variants of add_global which take an addend which must be zero.
11248 * i386.cc: Include "copy-relocs.h".
11249 (class Target_i386): Change type of copy_relocs_ to variable,
11250 update initializer.
11251 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11252 Change all callers.
11253 (Target_i386::do_finalize_sections): Change handling of
11254 copy_relocs_.
11255 * sparc.cc: Include "copy-relocs.h".
11256 (class Target_sparc): Change type of copy_relocs_ to variable,
11257 update initializer.
11258 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11259 Change all callers.
11260 (Target_sparc::do_finalize_sections): Change handling of
11261 copy_relocs_.
11262 * x86_64.cc: Include "copy-relocs.h".
11263 (class Target_x86_64): Change type of copy_relocs_ to variable,
11264 update initializer.
11265 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11266 class. Change all callers.
11267 (Target_x86_64::do_finalize_sections): Change handling of
11268 copy_relocs_.
11269 * Makefile.am (CCFILES): Add copy-relocs.cc.
11270 (HFILES): Add copy-relocs.h.
11271
4f4995b6
ILT		 11272 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11273
85c7bf8b
ILT		 11274 * testsuite/script_test_4.sh: Permit leading zeroes.
11275
4f2a9edd
ILT		 112762008-04-15 Ian Lance Taylor <iant@google.com>
11277
e6188289
ILT		 11278 * script-sections.cc (Script_sections::create_segments): Use
11279 header_size_adjustment even when there is enough room for the
11280 headers.
11281 * testsuite/script_test_4.sh: New file.
11282 * testsuite/script_test_4.t: New file.
11283 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11284 (check_DATA): Add script_test_4.stdout.
11285 (MOSTLYCLEANFILES): Likewise.
11286 (script_test_4): New target.
11287 (script_test_4.stdout): New target.
11288 * testsuite/Makefile.in: Rebuild.
11289
4f2a9edd
ILT		 11290 * sparc.cc: Add definitions for Output_data_plt_sparc class
11291 constants.
11292
f5314dd5
DM		 112932008-04-14 David S. Miller <davem@davemloft.net>
11294
11295 * sparc.cc: New file.
11296 * Makefile.am (TARGETSOURCES): Add sparc.cc
11297 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11298 * configure.tgt: Document targ_extra_size and
11299 targ_extra_big_endian. Add entries for sparc-* and
11300 sparc64-*.
11301 * configure.ac: Handle targ_extra_size and
11302 targ_extra_big_endian.
11303 * Makefile.in: Rebuild.
11304 * configure: Likewise.
11305 * po/POTFILES.in: Likewise.
11306 * po/gold.pot: Likewise.
11307
154e0e9a
ILT		 113082008-04-14 Ian Lance Taylor <iant@google.com>
11309
11310 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11311 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11312 in the name/type/flags to section mapping. Don't call
11313 allocate_output_section.
11314 (Layout::choose_output_section): Change parameter from adjust_name
11315 to is_input_section. Don't permit input sections after sections
11316 are attached to segments. Don't call allocate_output_section.
11317 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11318 not write_enable_output_section.
11319 (Layout::make_output_section): Don't push to
11320 unattached_section_list_ nor call attach_to_segment. Call
11321 attach_section_to_segment if sections are attached.
11322 (Layout::attach_sections_to_segments): New function.
11323 (Layout::attach_section_to_segment): New function.
11324 (Layout::attach_allocated_section_to_segment): Rename from
11325 attach_to_segment. Remove flags parameter.
11326 (Layout::allocate_output_section): Remove function.
11327 (Layout::write_enable_output_section): Remove function.
11328 * layout.h (class Layout): Update for above changes. Add new
11329 field sections_are_attached_.
11330 * output.h (Output_section::update_flags_for_input_section): New
11331 function.
11332 * output.cc (Output_section::add_input_section): Call
11333 update_flags_for_input_section.
11334 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11335
009a67a2
CC		 113362008-04-11 Cary Coutant <ccoutant@google.com>
11337
11338 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11339 thought unnecessary.
11340 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11341
759b1a24
ILT		 113422008-04-11 Ian Lance Taylor <iant@google.com>
11343
11344 * output.h (class Output_section_data): Remove inline definition
11345 of set_addralign.
11346 * output.cc (Output_section_data::set_addralign): New function.
11347
c2b45e22
CC		 113482008-04-11 Cary Coutant <ccoutant@google.com>
11349
11350 Add support for TLS descriptors for i386 and x86_64.
11351 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11352 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11353 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11354 GOT_TYPE_TLS_DESC.
11355 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11356 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11357 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11358 relocations.
11359 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11360 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11361 Fix problem with initial-exec relocations.
11362 (Target_i386::Relocate::relocate_tls): Likewise.
11363 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11364 relaxation.
11365 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11366 support for section-plus-offset dynamic table entries.
11367 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11368 (Output_data_dynamic::Dynamic_entry): Add support for
11369 section-plus-offset dynamic table entries.
11370 (Output_data_dynamic::Classification): Likewise.
11371 (Output_data_dynamic::classification_): Renamed offset_.
11372 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11373 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11374 (Target_x86_64::make_plt_section): New function.
11375 (Target_x86_64::reserve_tlsdesc_entries): New function.
11376 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11377 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11378 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11379 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11380 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11381 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11382 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11383 add extra PLT entry for TLS descriptors.
11384 (Output_data_plt_x86_64::got_): New field.
11385 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11386 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11387 fields.
11388 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11389 descriptors.
11390 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11391 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11392 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11393 R_386_TLS_DESC_CALL relocations.
11394 (Target_x86_64::Scan::global): Likewise.
11395 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11396 for TLS descriptors.
11397 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11398 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11399 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11400 GD-to-IE relaxation.
11401 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11402 and TLS_DESCRIPTORS.
11403 * Makefile.in: Rebuild.
11404 * configure: Rebuild.
11405 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11406 (tls_test_shared2.so): New target.
11407 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11408 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11409 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11410 (tls_shared_gd_to_ie_test_LDADD): New variable.
11411 (tls_shared_gnu2_gd_to_ie_test): New target.
11412 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11413 New targets.
11414 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11415 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11416 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11417 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11418 (tls_shared_gnu2_test): New target.
11419 (tls_test_gnu2_shared.so): New target.
11420 (tls_shared_gnu2_test_SOURCES): New variable.
11421 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11422 (tls_shared_gnu2_test_LDFLAGS): New variable.
11423 (tls_shared_gnu2_test_LDADD): New variable.
11424 * testsuite/Makefile.in: Rebuild.
11425 * testsuite/Makefile.
11426
83bfb6b7
ILT		 114272008-04-11 Ian Lance Taylor <iant@google.com>
11428
11429 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11430 justsyms.t.
11431 * testsuite/Makefile.in: Rebuild.
11432
11433 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11434 long.
11435 * testsuite/script_test_2.cc (main): Adjust test.
11436
706e1f5e
ILT		 114372008-04-11 David S. Miller <davem@davemloft.net>
11438 Ian Lance Taylor <iant@google.com>
11439
11440 * options.h (General_options): Add entries for '-Y' and
11441 '-relax'.
11442 * options.cc (General_options:finalize): If -Y was used, add those
11443 entries to the library path instead of the default "/lib" and
11444 "/usr/lib".
11445
7c98e6bb
DM		 114462008-04-11 David S. Miller <davem@davemloft.net>
11447
11448 * testsuite/justsyms.t: Start at 0x100.
11449 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11450 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11451 long.
11452 * testsuite/script_test_2.cc: Adjust string and section length
11453 checks.
7c98e6bb 11454
99a37bfd
ILT		 114552008-04-09 Ian Lance Taylor <iant@google.com>
11456
2cefc357
ILT		 11457 PR gold/5996
11458 * script-sections.cc (Sections_element::allocate_to_segment): Add
11459 orphan parameter.
11460 (Output_section_definition::allocate_to_segment): Likewise.
11461 (Orphan_output_section::allocate_to_segment): Likewise.
11462 (Script_sections::attach_sections_using_phdrs_clause): Don't
11463 propagate non-PT_LOAD segments to orphan sections.
11464 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11465 readelf rather than objdump.
11466 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11467 .interp section and PT_INTERP segment are the same size.
11468 * testsuite/Makefile.in: Rebuild.
11469
99a37bfd
ILT		 11470 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11471 aliases for symbols defined in the same object.
11472 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11473 (weak_alias_test_SOURCES): New variable.
11474 (weak_alias_test_DEPENDENCIES): New variable.
11475 (weak_alias_test_LDFLAGS): New variable.
11476 (weak_alias_test_LDADD): New variable.
11477 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11478 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11479 (weak_alias_test_3.o): New target.
11480 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11481 * testsuite/weak_alias_test_main.cc: New file.
11482 * testsuite/weak_alias_test_1.cc: New file.
11483 * testsuite/weak_alias_test_2.cc: New file.
11484 * testsuite/weak_alias_test_3.cc: New file.
11485
780e49c5
ILT		 114862008-04-08 Ian Lance Taylor <iant@google.com>
11487
cdb0b8f5
ILT		 11488 * options.h (class General_options): Add --noinhibit-exec option.
11489 * main.cc (main): Check --noinhibit-exec.
11490
0864d551
ILT		 11491 * options.h (class General_options): Define --wrap as a special
11492 option. Add wrap_symbols_ field.
11493 (General_options::any_wrap_symbols): New function.
11494 (General_options::is_wrap_symbol): New function.
11495 * options.cc (General_options::parse_wrap): New function.
11496 (General_options::General_options): Initialize wrap_symbols_.
11497 * symtab.cc (Symbol_table::wrap_symbol): New function.
11498 (Symbol_table::add_from_object): Handle --wrap.
11499 * symtab.h (class Symbol_table): Declare wrap_symbol.
11500 * target.h (Target::wrap_char): New function.
11501 (Target::Target_info): Add wrap_char field.
11502 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11503 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11504 * testsuite/testfile.cc (Target_test::test_target_info):
11505 Likewise.
11506
789aa6de
ILT		 11507 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11508 there is one.
11509
2c38906f
ILT		 11510 * layout.h (class Layout): Add added_eh_frame_data_ field.
11511 * layout.cc (Layout::Layout): Initialize new field.
11512 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11513 output section until we find a section we merged successfully.
11514 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11515 that the size be non-zero.
11516
780e49c5
ILT		 11517 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11518 qualifier.
11519
7fcd0256
ILT		 115202008-04-08 Craig Silverstein <csilvers@google.com>
11521
11522 * configure.ac: Export new conditional variable HAVE_ZLIB.
11523 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11524 on HAVE_ZLIB.
11525 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11526 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11527
6835af53
ILT		 115282008-04-07 Ian Lance Taylor <iant@google.com>
11529
e24f324c
ILT		 11530 * version.cc (version_string): Set to "1.5".
11531
a036edd8
ILT		 11532 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11533 Add issued_non_pic_error_ field. Declare check_non_pic.
11534 (Target_x86_64::Scan::check_non_pic): New function.
11535 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11536 (Target_x86_64::Scan::global): Likewise.
11537
624f8810
ILT		 11538 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11539 addend parameter. Change caller. Handle merge sections.
11540 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11541 Address to Addend. Don't add in the result of
11542 local_section_offset, pass down the addend and use the returned
11543 value.
11544 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11545 Update declarations of local_section_offset and symbol_value.
11546 * testsuite/two_file_test_1.cc (t18): New function.
11547 * testsuite/two_file_test_2.cc (f18): New function.
11548 * testsuite/two_file_test_main.cc (main): Call t18.
11549 * testsuite/two_file_test.h (t18, f18): Declare.
11550
6835af53
ILT		 11551 * configure.ac: Don't test for objdump, c++filt, or readelf.
11552 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11553 conditionals.
11554 (TEST_READELF): New variable.
11555 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11556 (check_PROGRAMS): Add two_file_strip_test.
11557 (two_file_strip_test): New target.
11558 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11559 (two_file_same_shared_strip_test_SOURCES): New variable.
11560 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11561 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11562 (two_file_same_shared_strip_test_LDADD): New variable.
11563 (two_file_shared_strip.so): New target.
11564 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11565 (ver_test_5.syms, ver_test_7.syms): Likewise.
11566 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11567 (strip_test_3.stdout): Use TEST_OBJDUMP.
11568 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11569
86925eef
CC		 115702008-04-04 Cary Coutant <ccoutant@google.com>
11571
11572 * symtab.h (Symbol::is_weak_undefined): New function.
11573 (Symbol::is_strong_undefined): New function.
11574 (Symbol::is_absolute): New function.
11575 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11576 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11577 absolute symbols.
11578 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11579 (weak_undef_test): New target.
11580 * testsuite/Makefile.in: Rebuild.
11581 * testsuite/weak_undef_file1.cc: New file.
11582 * testsuite/weak_undef_file2.cc: New file.
11583 * testsuite/weak_undef_test.cc: New file.
11584
126f3ece
ILT		 115852008-04-03 Craig Silverstein <csilvers@google.com>
11586
11587 * compressed_output.h (class Output_compressed_section): Use
11588 unsigned buffer.
11589 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11590 add zlib header.
11591 (zlib_compressed_suffix): Removed.
11592 (Output_compressed_section::set_final_data_size): Use unsigned
11593 buffers.
11594 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11595 Fix linker invocation.
11596 (flagstest_o_specialfile_and_compress_debug_sections):
11597 Likewise.
11598 * testsuite/Makefile.in: Regenerated.
11599
deae2a14
DM		 116002008-04-02 David S. Miller <davem@davemloft.net>
11601
11602 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11603 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11604
70752818
ILT		 116052008-04-02 Craig Silverstein <csilvers@google.com>
11606
11607 * TODO: New file.
11608
39d0cb0e
ILT		 116092008-04-02 Ian Lance Taylor <iant@google.com>
11610
11611 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11612 parameters. Update for new key type to views_. Change all
11613 callers.
11614 (File_read::read): Adjust for byteshift in returned view.
11615 (File_read::add_view): New function, broken out of
11616 find_and_make_view.
11617 (File_read::make_view): New function, broken out of
11618 find_and_make_view.
11619 (File_read::find_or_make_view): Add offset and aligned
11620 parameters. Rewrite accordingly. Change all callers.
11621 (File_read::get_view): Add offset and aligned parameters. Adjust
11622 for byteshift in return value.
11623 (File_read::get_lasting_view): Likewise.
11624 * fileread.h (class File_read): Update declarations.
11625 (class File_read::View): Add byteshift_ field. Add byteshift to
11626 constructor. Add byteshift method.
11627 * archive.h (Archive::clear_uncached_views): New function.
11628 (Archive::get_view): Add aligned parameter. Change all callers.
11629 * object.h (Object::get_view): Add aligned parameter. Change all
11630 callers.
11631 (Object::get_lasting_view): Likewise.
11632
11633 * fileread.cc (File_read::release): Don't call clear_views if
11634 there are multiple objects.
11635 * fileread.h (File_read::clear_uncached_views): New function.
11636 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11637 on the archive.
11638
a1207466
CC		 116392008-03-31 Cary Coutant <ccoutant@google.com>
11640
11641 Add thin archive support.
11642 * archive.cc (Archive::armagt): New const.
11643 (Archive::setup): Remove task parameter and calls to unlock.
11644 (Archive::unlock_nested_archives): New function.
11645 (Archive::read_header): Add nested_off parameter. Change
11646 all callers.
11647 (Archive::interpret_header): Likewise.
11648 (Archive::include_all_members): Change to handle thin
11649 archives.
11650 (Archive::include_member): Likewise.
11651 * archive.h (Archive::Archive): Add new parameters and
11652 initializers.
11653 (Archive::armagt): New const.
11654 (Archive::setup): Remove task parameter.
11655 (Archive::unlock_nested_archives): New function.
11656 (Archive::read_header): Add nested_off parameter.
11657 (Archive::interpret_header): Likewise.
11658 (Archive::Nested_archive_table): New typedef.
11659 (Archive::is_thin_archive_): New field.
11660 (Archive::nested_archives_): New field.
11661 (Archive::options_): New field.
11662 (Archive::dirpath_): New field.
11663 (Archive::task_): New field.
11664 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11665 for thin archives. Pass additional parameters to
11666 Archive::Archive. Unlock the archive file after calling
11667 Archive::setup.
cd536b21 11668
479f6503
ILT		 116692008-03-29 Ian Lance Taylor <iant@google.com>
11670
686c8caf
ILT		 11671 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11672 version symbol to be local.
11673 * testsuite/ver_test_4.sh: New file.
11674 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11675 (check_DATA): Add ver_test_4.syms.
11676 (ver_test_4.syms): New target.
11677 * testsuite/Makefile.in: Rebuild.
11678
ab794b6b
ILT		 11679 * output.cc
11680 (Output_section::Input_section_sort_entry::has_priority): New
11681 function.
11682 (Output_section::Input_section_sort_entry::match_file_name): New
11683 function.
11684 (Output_section::Input_section_sort_entry::match_section_name):
11685 Remove.
11686 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11687 Remove.
11688 (Output_section::Input_section_sort_entry::match_section_file):
11689 Remove.
11690 (Output_section::Input_section_sort_compare::operator()): Rewrite
11691 using new Input_section_sort_entry functions. Sort crtbegin and
11692 crtend first. Sort sections with no priority before sections with
11693 a priority.
11694 * testsuite/initpri1.c (d3): Check j != 4.
11695 (cd5): New constructor/destructor function.
11696 (main): Check j != 2.
11697
479f6503
ILT		 11698 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11699 new symbol when resolving, don't call set_is_default.
11700 * testsuite/ver_test_7.cc: New file.
11701 * testsuite/ver_test_7.sh: New file.
11702 * testsuite/Makefile.am (ver_test_7.so): New target.
11703 (ver_test_7.o): New target.
11704 (check_SCRIPTS): Add ver_test_7.sh.
11705 (check_DATA): Add ver_test_7.syms.
11706 (ver_test_7.syms): New target.
11707
2fd32231
ILT		 117082008-03-28 Ian Lance Taylor <iant@google.com>
11709
11710 * layout.cc (Layout::layout): If we see an input section with a
11711 name that needs sorting, set the must_sort flag for the output
11712 section.
11713 (Layout::make_output_section): If the name of the output section
11714 indicates that it might require sorting, set the may_sort flag.
11715 * output.h (Output_section::may_sort_attached_input_sections): New
11716 function.
11717 (Output_section::set_may_sort_attached_input_sections): New
11718 function.
11719 (Output_section::must_sort_attached_input_sections): New
11720 function.
11721 (Output_section::set_must_sort_attached_input_sections): New
11722 function.
11723 (class Output_section): Declare Input_section_sort_entry. Define
11724 Input_section_sort_compare. Declare
11725 sort_attached_input_sections. Add new fields:
11726 may_sort_attached_input_sections_,
11727 must_sort_attached_input_sections_,
11728 attached_input_sections_are_sorted_.
11729 * output.cc (Output_section::Output_section): Initialize new
11730 fields.
11731 (Output_section::add_input_section): Add an entry to
11732 input_sections_ if may_sort or must_sort are true.
11733 (Output_section::set_final_data_size): Call
11734 sort_attached_input_sections if necessary.
11735 (Output_section::Input_section_sort_entry): Define new class.
11736 (Output_section::Input_section_sort_compare::operator()): New
11737 function.
11738 (Output_section::sort_attached_input_sections): New function.
11739 * configure.ac: Check whether the compiler supports constructor
11740 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11741 * testsuite/initpri1.c: New file.
11742 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11743 CONSTRUCTOR_PRIORITY.
11744 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11745 (initpri1_LDFLAGS): New variable.
11746 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11747
18e6b24e
ILT		 117482008-03-27 Ian Lance Taylor <iant@google.com>
11749
49bdd526
ILT		 11750 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11751 * testsuite/common_test_1.c: New file.
11752 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11753 (common_test_1_SOURCES): New variable.
11754 (common_test_1_DEPENDENCIES): New variable.
11755 (common_test_1_LDFLAGS): New variable.
11756
18e6b24e
ILT		 11757 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11758 and commons_ correctly when NAME/VERSION does not override
11759 NAME/NULL.
11760 * testsuite/ver_test_6.c: New file.
11761 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11762 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11763 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11764
04bf7072
ILT		 117652008-03-26 Ian Lance Taylor <iant@google.com>
11766
5871526f
ILT		 11767 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11768 of an undefined symbol from a version script.
11769 * testsuite/Makefile.am (ver_test_5.so): New target.
11770 (ver_test_5.o): New target.
11771 (check_SCRIPTS): Add ver_test_5.sh.
11772 (check_DATA): Add ver_test_5.syms.
11773 (ver_test_5.syms): New target.
11774 * testsuite/ver_test_5.cc: New file.
11775 * testsuite/ver_test_5.script: New file.
11776 * testsuite/ver_test_5.sh: New file.
11777 * Makefile.in, testsuite/Makefile.in: Rebuild.
11778
04bf7072
ILT		 11779 PR gold/5986
11780 Fix problems building gold with gcc 4.3.0.
11781 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11782 (gold_error_at_location, gold_warning_at_location): Use it.
11783 * configure.ac: Check whether we can compile and use a template
11784 function with a printf attribute.
11785 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11786 when jumping over bytes.
11787 * object.cc: Instantiate Object::read_section_data.
11788 * debug.h: Include <cstring>
11789 * dwarf_reader.cc: Include <algorithm>
11790 * main.cc: Include <cstring>.
11791 * options.cc: Include <cstring>.
11792 * output.cc: Include <cstring>.
11793 * script.cc: Include <cstring>.
11794 * script.h: Include <string>.
11795 * symtab.cc: Include <cstring> and <algorithm>.
11796 * target-select.cc: Include <cstring>.
11797 * version.cc: Include <string>.
11798 * testsuite/testmain.cc: Include <cstdlib>.
11799 * configure, config.in: Rebuild.
11800
874c5b28
ILT		 118012008-03-25 Ian Lance Taylor <iant@google.com>
11802
819d6c3a
ILT		 11803 * options.cc: Include "../bfd/bfdver.h".
11804 (options::help): Print bug reporting address.
11805
f4b2c6f5
ILT		 11806 * version.cc (print_version): Adjust output for current value of
11807 BFD_VERSION_STRING.
11808
11809 * NEWS: New file.
11810
e96caa79
ILT		 11811 * options.cc (options::help): Print list of supported targets.
11812 * target-select.h: Include <vector>.
11813 (class Target_selector): Make machine_, size_, and is_big_endian_
11814 fields const. Add bfd_name_ and instantiated_target_ fields.
11815 (Target_selector::Target_selector): Add bfd_name parameter.
11816 (Target_selector::recognize): Make non-virtual, call
11817 do_recognize.
11818 (Target_selector::recognize_by_name): Make non-virtual, call
11819 do_recognize_by_name.
11820 (Target_selector::supported_names): New function.
11821 (Target_selector::bfd_name): New function.
11822 (Target_selector::do_instantiate_target): New pure virtual
11823 function.
11824 (Target_selector::do_recognize): New virtual function.
11825 (Target_selector::do_recognize_by_name): New virtual function.
11826 (Target_selector::instantiate_target): New private function.
11827 (supported_target_names): Declare.
11828 * target-select.cc (Target_selector::Target_selector): Update for
11829 new parameter and fields.
11830 (select_target_by_name): Check that the name matches before
11831 calling recognize_by_name.
11832 (supported_target_names): New function.
11833 * i386.cc (class Target_selector_i386): Update Target_selector
11834 constructor call. Remove recognize and recognize_by_name. Add
11835 do_instantiate_target.
11836 * x86_64.cc (class Target_selector_x86_64): Likewise.
11837 * testsuite/testfile.cc (class Target_selector_test): Update for
11838 changes to Target_selector.
11839
874c5b28
ILT		 11840 * README: Rewrite, with some notes on unsupported features.
11841
0a65a3a7
CC		 118422008-03-24 Cary Coutant <ccoutant@google.com>
11843
11844 * i386.cc (Target_i386::Got_type): New enum declaration.
11845 (Target_i386::Scan::local): Updated callers of Output_data_got
11846 member functions.
11847 (Target_i386::Scan::global): Likewise.
11848 (Target_i386::Relocate::relocate): Likewise.
11849 (Target_i386::Relocate::relocate_tls): Likewise.
11850 * object.h (Got_offset_list): New class.
11851 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11852 (Sized_relobj::local_got_offset): Likewise.
11853 (Sized_relobj::set_local_got_offset): Likewise.
11854 (Sized_relobj::local_has_tls_got_offset): Removed.
11855 (Sized_relobj::local_tls_got_offset): Removed.
11856 (Sized_relobj::set_local_tls_got_offset): Removed.
11857 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11858 * output.cc (Output_data_got::add_global): Added got_type parameter.
11859 (Output_data_got::add_global_with_rel): Likewise.
11860 (Output_data_got::add_global_with_rela): Likewise.
11861 (Output_data_got::add_global_pair_with_rel): New function.
11862 (Output_data_got::add_global_pair_with_rela): New function.
11863 (Output_data_got::add_local): Added got_type parameter.
11864 (Output_data_got::add_local_with_rel): Likewise.
11865 (Output_data_got::add_local_with_rela): Likewise.
11866 (Output_data_got::add_local_pair_with_rel): New function.
11867 (Output_data_got::add_local_pair_with_rela): New function.
11868 (Output_data_got::add_global_tls): Removed.
11869 (Output_data_got::add_global_tls_with_rel): Removed.
11870 (Output_data_got::add_global_tls_with_rela): Removed.
11871 (Output_data_got::add_local_tls): Removed.
11872 (Output_data_got::add_local_tls_with_rel): Removed.
11873 (Output_data_got::add_local_tls_with_rela): Removed.
11874 * output.h (Output_data_got::add_global): Added got_type parameter.
11875 (Output_data_got::add_global_with_rel): Likewise.
11876 (Output_data_got::add_global_with_rela): Likewise.
11877 (Output_data_got::add_global_pair_with_rel): New function.
11878 (Output_data_got::add_global_pair_with_rela): New function.
11879 (Output_data_got::add_local): Added got_type parameter.
11880 (Output_data_got::add_local_with_rel): Likewise.
11881 (Output_data_got::add_local_with_rela): Likewise.
11882 (Output_data_got::add_local_pair_with_rel): New function.
11883 (Output_data_got::add_local_pair_with_rela): New function.
11884 (Output_data_got::add_global_tls): Removed.
11885 (Output_data_got::add_global_tls_with_rel): Removed.
11886 (Output_data_got::add_global_tls_with_rela): Removed.
11887 (Output_data_got::add_local_tls): Removed.
11888 (Output_data_got::add_local_tls_with_rel): Removed.
11889 (Output_data_got::add_local_tls_with_rela): Removed.
11890 * resolve.cc (Symbol::override_base_with_special): Removed
11891 reference to has_got_offset_ field.
11892 * symtab.cc (Symbol::init_fields): Replaced initialization
11893 of got_offset_ with got_offsets_. Removed initialization
11894 of has_got_offset_
53fcba31 11895 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11896 (Symbol::got_offset): Likewise.
11897 (Symbol::set_got_offset): Likewise.
11898 (Symbol::has_tls_got_offset): Removed.
11899 (Symbol::tls_got_offset): Removed.
11900 (Symbol::set_tls_got_offset): Removed.
11901 (Symbol::got_offset_): Removed.
11902 (Symbol::tls_mod_got_offset_): Removed.
11903 (Symbol::tls_pair_got_offset_): Removed.
11904 (Symbol::got_offsets_): New field.
11905 (Symbol::has_got_offset): Removed.
11906 (Symbol::has_tls_mod_got_offset): Removed.
11907 (Symbol::has_tls_pair_got_offset): Removed.
11908 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11909 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11910 member functions.
11911 (Target_x86_64::Scan::global): Likewise.
11912 (Target_x86_64::Relocate::relocate): Likewise.
11913 (Target_x86_64::Relocate::relocate_tls): Likewise.
11914
bd52eafb
BE		 119152008-03-25 Ben Elliston <bje@au.ibm.com>
11916
11917 * yyscript.y: Fix spelling error in comment.
11918
8b105e34
ILT		 119192008-03-24 Ian Lance Taylor <iant@google.com>
11920
8ed814a9
ILT		 11921 * options.h (class General_options): Define build_id option.
11922 * layout.h (class Layout): Declare write_build_id, create_note,
11923 create_build_id. Add build_id_note_ member.
11924 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11925 "libiberty.h", "md5.h", "sha1.h".
11926 (Layout::Layout): Initialize eh_frame_data_,
11927 eh_frame_hdr_section_, and build_id_note_.
11928 (Layout::finalize): Call create_build_id.
11929 (Layout::create_note): New function, broken out of
11930 Layout::create_gold_note.
11931 (Layout::create_gold_note): Call create_note.
11932 (Layout::create_build_id): New function.
11933 (Layout::write_build_id): New function.
11934 (Close_task_runner::run): Call write_build_id.
11935
8b105e34
ILT		 11936 * x86_64.cc: Correct license to GPLv3.
11937
086a1841
ILT		 119382008-03-23 Ian Lance Taylor <iant@google.com>
11939
11940 * options.cc: Include "demangle.h".
11941 (parse_optional_string): New function.
11942 (parse_long_option): Handle takes_optional_argument.
11943 (parse_short_option): Update dash_z initializer. Handle
11944 takes_optional_argument.
11945 (General_options::General_options): Initialize do_demangle_.
11946 (General_options::finalize): Set do_demangle_. Handle demangling
11947 style.
11948 * options.h (parse_optional_string): Declare.
11949 (struct One_option): Add optional_arg field. Update constructor.
11950 Update call constructor calls. Add takes_optional_argument
11951 function.
11952 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11953 (DEFINE_optional_string): Define.
11954 (General_options::demangle): Change from DEFINE_bool to
11955 DEFINE_optional_string.
11956 (General_options::no_demangle): New function.
11957 (General_options::do_demangle): New function.
11958 (General_options::set_do_demangle): New function.
11959 (General_options::execstack_status_): Move definition to end of
11960 class definition.
11961 (General_options::static_): Likewise.
11962 (General_options::do_demangle_): New field.
11963 * object.cc (big_endian>::get_symbol_location_info): Call
11964 Options::do_demangle, not Options::demangle.
11965 * symtab.cc (demangle): Likewise.
11966
cbb93e63
ILT		 119672008-03-22 Ian Lance Taylor <iant@google.com>
11968
11969 * gold.h: Include <cstddef> and <sys/types.h>
11970 * options.h: Include <cstring>.
11971
ec531623
ILT		 119722008-03-21 Ian Lance Taylor <iant@google.com>
11973
11974 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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