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* incremental.cc (Sized_relobj_incr::do_layout): Call
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
1206d0d5
CC		 12011-09-13 Cary Coutant <ccoutant@google.com>
2
3 * incremental.cc (Sized_relobj_incr::do_layout): Call
4 report_comdat_group for kept comdat sections.
5 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
6 * testsuite/Makefile.in: Regenerate.
7 * testsuite/incr_comdat_test_1.cc: New source file.
8 * testsuite/incr_comdat_test_2_v1.cc: New source file.
9 * testsuite/incr_comdat_test_2_v2.cc: New source file.
10 * testsuite/incr_comdat_test_2_v3.cc: New source file.
11
40b29874
ILT		 122011-09-13 Ian Lance Taylor <iant@google.com>
13
14 * object.cc (Sized_relobj_file::do_layout): Remove unused local
15 variable external_symbols_offset.
16
1b045aac
ILT		 172011-09-12 Ian Lance Taylor <iant@google.com>
18
19 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
20 triggered if object has no symbols.
21
24c6c55a
DM		 222011-09-09 David S. Miller <davem@davemloft.net>
23
24 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
25 (Output_fill_debug_line::do_write): Likewise.
26
66570254
CC		 272011-08-29 Cary Coutant <ccoutant@google.com>
28
29 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
30 casts to match formatting specs.
31 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
32
8ea8cd50
CC		 332011-08-26 Cary Coutant <ccoutant@google.com>
34
35 * layout.cc (Free_list::allocate): Provide guarantee of minimum
36 remaining hole size when allocating.
37 (Layout::make_output_section): Set fill methods for debug sections.
38 * layout.h (Free_list::Free_list_node): Move from private to
39 public.
40 (Free_list::set_min_hole_size): New function.
41 (Free_list::begin, Free_list::end): New functions.
42 (Free_list::min_hole_): New data member.
43 * output.cc: Include dwarf.h.
44 (Output_fill_debug_info::do_minimum_hole_size): New function.
45 (Output_fill_debug_info::do_write): New function.
46 (Output_fill_debug_line::do_minimum_hole_size): New function.
47 (Output_fill_debug_line::do_write): New function.
48 (Output_section::Output_section): Initialize new data member.
49 (Output_section::set_final_data_size): Ensure patch space is larger
50 than minimum hole size.
51 (Output_section::do_write): Fill holes in debug sections.
52 * output.h (Output_fill): New class.
53 (Output_fill_debug_info): New class.
54 (Output_fill_debug_line): New class.
55 (Output_section::set_free_space_fill): New function.
56 (Output_section::free_space_fill_): New data member.
57 * testsuite/Makefile.am (incremental_test_3): Add
58 --incremental-patch option.
59 (incremental_test_4): Likewise.
60 (incremental_test_5): Likewise.
61 (incremental_test_6): Likewise.
62 (incremental_copy_test): Likewise.
63 (incremental_common_test_1): Likewise.
64 * testsuite/Makefile.in: Regenerate.
65
7cf80422
NC		 662011-08-26 Nick Clifton <nickc@redhat.com>
67
68 * po/es.po: Updated Spanish translation.
69
c3f7b0e5
CC		 702011-08-01 Cary Coutant <ccoutant@google.com>
71
72 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
73 * gold/testsuite/Makefile.in: Regenerate.
74 * gold/testsuite/justsyms_exec.c: New source file.
75 * gold/testsuite/justsyms_lib.c: New source file.
76
9590bf25
CC		 772011-08-01 Cary Coutant <ccoutant@google.com>
78
79 * layout.cc (Layout::set_segment_offsets): Don't realign text
80 segment if -Ttext was specified.
81 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
82 file type.
83 * object.h (Sized_relobj_file::e_type): New function.
84 (Sized_relobj_file::e_type_): New data member.
85 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
86 base address for ET_EXEC files.
87 * target.cc (Target::do_make_elf_object_implementation): Allow
88 ET_EXEC files with --just-symbols option.
89
dcd8d12e
CC		 902011-07-28 Cary Coutant <ccoutant@google.com>
91
92 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
93 Add thread_number parameter.
94 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
95 * workqueue-threads.cc
96 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
97 current thread if its thread number is greater than desired thread
98 count.
99 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
100 Add thread_number parameter.
101 (Workqueue::should_cancel_thread): Likewise.
102 (Workqueue::find_runnable_or_wait): Pass thread_number to
103 should_cancel_thread.
104 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
105 parameter.
106
804eb480
ST		 1072011-07-22 Sriraman Tallam <tmsriram@google.com>
108
109 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
110 only after checking if it cannot be forced local.
111 * symtab.h (is_externally_visible): Check if the symbol is not forced
112 local.
113
f1ddb600
ILT		 1142011-07-15 Ian Lance Taylor <iant@google.com>
115
116 * options.h (class General_options): Add --print-output-format.
117 Move -EL next to -EB, for better --help output.
118 * target-select.cc: Include <cstdio>, "options.h", and
119 "parameters.h".
120 (Target_selector::do_target_bfd_name): New function.
121 (print_output_format): New function.
122 * target-select.h (class Target_selector): Update declarations.
123 (Target_selector::target_bfd_name): New function.
124 (print_output_format): Declare.
125 * main.cc: Include "target-select.h".
126 (main): Handle --print-output-format.
127 * gold.cc: Include "target-select.h".
128 (queue_initial_tasks): Handle --print-output-format when there are
129 no input files.
130 * parameters.cc (parameters_force_valid_target): Give a better
131 error message if -EB/-EL does not match target.
132 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
133 function.
134
7d172687
ILT		 1352011-07-15 Ian Lance Taylor <iant@google.com>
136
137 * i386.cc (class Output_data_plt_i386): Add layout_ field.
138 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
139 (Output_data_plt_i386::do_write): Write address of .dynamic
140 section to first entry in .got.plt section.
141 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
142 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
143 Initialize layout_.
144 (Output_data_plt_x86_64::do_write): Write address of .dynamic
145 section to first entry in .got.plt section.
146 * layout.h (Layout::dynamic_section): New function.
147
e9552f7e
ST		 1482011-07-13 Sriraman Tallam <tmsriram@google.com>
149
150 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
151 to claim_file call.
152 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
153 input_section_position_, and input_section_glob_.
154 (read_layout_from_file): Call function section_ordering_specified.
155 * layout.h (is_section_ordering_specified): New function.
156 (section_ordering_specified): New function.
157 (section_ordering_specified_): New boolean member.
158 * main.cc(main): Call load_plugins after layout object is defined.
159 * output.cc (Output_section::add_input_section): Use
160 function section_ordering_specified to check if section ordering is
161 needed.
162 * output.cc (Output_section::add_relaxed_input_section): Use
163 function section_ordering_specified to check if section ordering is
164 needed.
165 (Output_section::update_section_layout): New function.
166 (Output_section::sort_attached_input_sections): Check if input section
167 must be reordered.
168 * output.h (Output_section::update_section_layout): New function.
169 * plugin.cc (get_section_count): New function.
170 (get_section_type): New function.
171 (get_section_name): New function.
172 (get_section_contents): New function.
173 (update_section_order): New function.
174 (allow_section_ordering): New function.
175 (Plugin::load): Add the new interfaces to the transfer vector.
176 (Plugin_manager::load_plugins): New parameter.
177 (Plugin_manager::all_symbols_read): New parameter.
178 (Plugin_manager::claim_file): New parameter. Save the elf object for
179 unclaimed objects.
180 (Plugin_manager::get_elf_object): New function.
181 (Plugin_manager::get_view): Change to directly use the bool to check
182 if get_view is called from claim_file_hook.
183 * plugin.h (input_objects): New function
184 (Plugin__manager::load_plugins): New parameter.
185 (Plugin_manager::claim_file): New parameter.
186 (Plugin_manager::get_elf_object): New function.
187 (Plugin_manager::in_claim_file_handler): New function.
188 (Plugin_manager::in_claim_file_handler_): New member.
189 (layout): New function.
190 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
191 handler with an extra parameter. Make the elf object before calling
192 claim_file handler.
193 * testsuite/plugin_test.c (get_section_count): New function pointer.
194 (get_section_type): New function pointer.
195 (get_section_name): New function pointer.
196 (get_section_contents): New function pointer.
197 (update_section_order): New function pointer.
198 (allow_section_ordering): New function pointer.
199 (onload): Check if the new interfaces exist.
200
9446efde
ILT		 2012011-07-13 Ian Lance Taylor <iant@google.com>
202
203 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
204 relro section.
205 * x86_64.cc (Target_x86_64::got_section): Likewise.
206 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
207 (relro_now_test_SOURCES): New variable.
208 (relro_now_test_DEPENDENCIES): New variable.
209 (relro_now_test_LDFLAGS): New variable.
210 (relro_now_test_LDADD): New variable.
211 (relro_now_test.so): New target.
212 * testsuite/Makefile.in: Rebuild.
213
07aa62f2
ILT		 2142011-07-12 Ian Lance Taylor <iant@google.com>
215
216 PR gold/12980
217 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
218 GLOB_DAT relocation rather than a RELATIVE relocation for a
219 protected symbol when creating a shared library.
220 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
221 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
222 * testsuite/protected_main_1.cc (main): Test that protected
223 function has same address.
224
e2153196
ILT		 2252011-07-11 Ian Lance Taylor <iant@google.com>
226
227 PR gold/12979
228 * options.h (class General_options): Add -Bgroup.
229 * options.cc (General_options::finalize): If -Bgroup is set,
230 default to --unresolved-symbols=report-all.
231 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
232 * target-reloc.h (issue_undefined_symbol_error): Handle
233 --unresolved-symbols=report-all.
234
6daf5215
ILT		 2352011-07-08 Ian Lance Taylor <iant@google.com>
236
237 PR gold/11985
238 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
239 if linker script discards key sections.
240 (Layout::create_dynamic_symtab): Likewise.
241 (Layout::assign_local_dynsym_offsets): Likewise.
242 (Layout::sized_create_version_sections): Likewise.
243 (Layout::create_interp): Likewise.
244 (Layout::finish_dynamic_section): Likewise.
245 (Layout::set_dynamic_symbol_size): Likewise.
246
beabb2c6
ILT		 2472011-07-08 Ian Lance Taylor <iant@google.com>
248
249 PR gold/12386
250 * options.h (class General_options): Add --unresolved-symbols.
251 * target-reloc.h (issue_undefined_symbol_error): Check
252 --unresolved-symbols. Add comments.
253
9c16daf1
ILT		 2542011-07-08 Ian Lance Taylor <iant@google.com>
255
256 * testsuite/odr_violation2.cc (Ordering::operator()): Make
257 expression more complex.
258
191f1a2d
ILT		 2592011-07-08 Ian Lance Taylor <iant@google.com>
260
261 PR gold/11317
262 * target-reloc.h (issue_undefined_symbol_error): New inline
263 function, broken out of relocate_section.
264 (relocate_section): Call issue_undefined_symbol_error.
265 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
266 there is no TLS segment if we are about to issue an undefined
267 symbol error.
268 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
269
62855347
ILT		 2702011-07-08 Ian Lance Taylor <iant@google.com>
271
272 PR gold/12279
273 * resolve.cc (Symbol_table::should_override): Add fromtype
274 parameter. Change all callers. Give error when linking together
275 TLS and non-TLS symbol.
276 (Symbol_table::should_override_with_special): Add fromtype
277 parameter. Change all callers.
278 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
279 there is no TLS segment if we have reported some errors.
280 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
281
67181c72
ILT		 2822011-07-08 Ian Lance Taylor <iant@google.com>
283
284 PR gold/12372
285 * target.h (Target::plt_address_for_global): New function.
286 (Target::plt_address_for_local): New function.
287 (Target::plt_section_for_global): Remove.
288 (Target::plt_section_for_local): Remove.
289 (Target::do_plt_address_for_global): New virtual function.
290 (Target::do_plt_address_for_local): New virtual function.
291 (Target::do_plt_section_for_global): Remove.
292 (Target::do_plt_section_for_local): Remove.
293 (Target::register_global_plt_entry): Add Symbol_table and Layout
294 parameters.
295 * output.cc (Output_data_got::Got_entry::write): Use
296 plt_address_for_global and plt_address_for_local.
297 * layout.cc (Layout::add_target_dynamic_tags): Use size and
298 address of output section.
299 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
300 got_irelative_, and irelative_count_ fields. Update
301 declarations.
302 (Output_data_plt_i386::has_irelative_section): New function.
303 (Output_data_plt_i386::entry_count): Add irelative_count_.
304 (Output_data_plt_i386::set_final_data_size): Likewise.
305 (class Target_i386): Add got_irelative_ and rel_irelative_
306 fields. Update declarations.
307 (Target_i386::Target_i386): Initialize new fields.
308 (Target_i386::do_plt_address_for_global): New function replacing
309 do_plt_section_for_global.
310 (Target_i386::do_plt_address_for_local): New function replacing
311 do_plt_section_for_local.
312 (Target_i386::got_section): Create got_irelative_.
313 (Target_i386::rel_irelative_section): New function.
314 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
315 fields. Don't define __rel_iplt_{start,end}.
316 (Output_data_plt_i386::add_entry): Add symtab and layout
317 parameters. Change all callers. Use different PLT and GOT for
318 IFUNC symbols.
319 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
320 layout parameters. Change all callers. Use different PLT and
321 GOT.
322 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
323 (Output_data_plt_i386::rel_irelative): New function.
324 (Output_data_plt_i386::address_for_global): New function.
325 (Output_data_plt_i386::address_for_local): New function.
326 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
327 IRELATIVE GOT when changing IFUNC GOT entries.
328 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
329 reloc.
330 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
331 if we didn't create an IRELATIVE GOT.
332 (Target_i386::Relocate::relocate): Use plt_address_for_global and
333 plt_address_for_local.
334 (Target_i386::do_dynsym_value): Use plt_address_for_global.
335 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
336 got_irelative_, and irelative_count_ fields. Update
337 declarations.
338 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
339 Initialize new fields. Remove symtab parameter. Change all
340 callers.
341 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
342 irelative_count_.
343 (Output_data_plt_x86_64::has_irelative_section): New function.
344 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
345 (class Target_x86_64): Add got_irelative_ and rel_irelative_
346 fields. Update declarations.
347 (Target_x86_64::Target_x86_64): Initialize new fields.
348 (Target_x86_64::do_plt_address_for_global): New function replacing
349 do_plt_section_for_global.
350 (Target_x86_64::do_plt_address_for_local): New function replacing
351 do_plt_section_for_local.
352 (Target_x86_64::got_section): Create got_irelative_.
353 (Target_x86_64::rela_irelative_section): New function.
354 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
355 all callers. Don't create __rel_iplt_{start,end}.
356 (Output_data_plt_x86_64::add_entry): Add symtab and layout
357 parameters. Change all callers. Use different PLT and GOT for
358 IFUNC symbols.
359 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
360 layout parameters. Change all callers. Use different PLT and
361 GOT.
362 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
363 parameters. Change all callers. Use different PLT and GOT for
364 IFUNC symbols.
365 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
366 (Output_data_plt_x86_64::rela_irelative): New function.
367 (Output_data_plt_x86_64::address_for_global): New function.
368 (Output_data_plt_x86_64::address_for_local): New function.
369 (Output_data_plt_x86_64::set_final_data_size): Likewise.
370 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
371 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
372 (Target_x86_64::register_global_plt_entry): Add symtab and layout
373 parameters.
374 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
375 reloc.
376 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
377 symbols if we didn't create an IRELATIVE GOT.
378 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
379 plt_address_for_local.
380 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
381 * testsuite/ifuncvar1.c: New test file.
382 * testsuite/ifuncvar2.c: New test file.
383 * testsuite/ifuncvar3.c: New test file.
384 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
385 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
386 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
387 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
388 * testsuite/Makefile.in: Rebuild.
389
33c15b45
CC		 3902011-07-07 Cary Coutant <ccoutant@google.com>
391
392 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
393 (two_file_test_1_ndebug.o): Likewise.
394 (two_file_test_1b_ndebug.o): Likewise.
395 (two_file_test_2_ndebug.o): Likewise.
396 (two_file_test_main_ndebug.o): Likewise.
397 (incremental_test_2): Link with no-debug versions.
398
f48b5fb7
CC		 3992011-07-06 Cary Coutant <ccoutant@google.com>
400
401 * gold/incremental.cc
402 (Output_section_incremental_inputs::write_info_blocks): Check for
403 hidden and internal symbols.
404
221597a5
CC		 4052011-07-06 Cary Coutant <ccoutant@google.com>
406
407 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
408 Check disposition for startup file.
409 (Incremental_inputs::report_command_line): Ignore
410 --incremental-startup-unchanged option.
411 * options.cc (General_options::parse_incremental_startup_unchanged):
412 New function.
413 (General_options::General_options): Initialize new data member.
414 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
415 (General_options): Add --incremental-startup-unchanged option.
416 (General_options::incremental_startup_disposition): New function.
417 (General_options::incremental_startup_disposition_): New data member.
418
e24719f6
CC		 4192011-07-06 Cary Coutant <ccoutant@google.com>
420
421 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
422 input file index to Script_info ctor.
423 (Sized_incremental_binary::do_file_has_changed): Find the
424 command-line argument for files named in scripts.
425 * incremental.h (Script_info::Script_info): New ctor
426 with input file index.
427 (Script_info::input_file_index): New function.
428 (Script_info::input_file_index_): New data member.
429 (Incremental_binary::get_library): Add const.
430 (Incremental_binary::get_script_info): Add const.
431 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
432 * testsuite/Makefile.am (incremental_test_5): New test case.
433 (incremental_test_6): New test case.
434 * testsuite/Makefile.in: Regenerate.
435
8f7c81e8
CC		 4362011-07-06 Cary Coutant <ccoutant@google.com>
437
438 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
439 debug output when command lines differ.
440
9fbd3822
CC		 4412011-07-06 Cary Coutant <ccoutant@google.com>
442
443 * incremental.cc (Incremental_inputs::report_command_line): Ignore
444 --incremental-patch option.
445 * layout.cc (Free_list::allocate): Extend allocation beyond original
446 end if enabled.
447 (Layout::make_output_section): Mark sections that should get
448 patch space.
449 * options.cc (parse_percent): New function.
450 * options.h (parse_percent): New function.
451 (DEFINE_percent): New macro.
452 (General_options): Add --incremental-patch option.
453 * output.cc (Output_section::Output_section): Initialize new data
454 members.
455 (Output_section::add_input_section): Print section name when out
456 of patch space.
457 (Output_section::add_output_section_data): Likewise.
458 (Output_section::set_final_data_size): Add patch space when
459 doing --incremental-full.
460 (Output_section::do_reset_address_and_file_offset): Remove patch
461 space.
462 (Output_segment::set_section_list_addresses): Print debug output
463 only if --incremental-update.
464 * output.h (Output_section::set_is_patch_space_allowed): New function.
465 (Output_section::is_patch_space_allowed_): New data member.
466 (Output_section::patch_space_): New data member.
467 * parameters.cc (Parameters::incremental_full): New function.
468 * parameters.h (Parameters::incremental_full): New function
469 * testsuite/Makefile.am (incremental_test_2): Add test for
470 --incremental-patch option.
471 * testsuite/Makefile.in: Regenerate.
472 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
473 (t18): Remove function body.
474
f6cccc2c
DK		 4752011-07-05 Doug Kwan <dougkwan@google.com>
476
477 PR gold/12771
478 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
479 Arm_Address type for relocation result.
480 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
481 overflow check.
482 (Arm_relocate_functions::abs32): Use unaligned access.
483 (Arm_relocate_functions::rel32): Ditto.
484 (Arm_relocate_functions::prel31): Ditto.
485 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
486 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
487 static data relocations.
488 * testsuite/Makefile.in: Regnerate.
489 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
490
28a13fec
ILT		 4912011-07-05 Ian Lance Taylor <iant@google.com>
492
493 PR gold/12392
494 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
495 symbols if necessary.
496 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
497
24d47b34
ILT		 4982011-07-05 Ian Lance Taylor <iant@google.com>
499
500 PR gold/12952
501 * resolve.cc (Symbol::override_base_with_special): Simply override
502 version with special symbol version, ignoring previous version.
503
41f9cbbe
ILT		 5042011-07-05 Ian Lance Taylor <iant@google.com>
505
506 * object.cc (Sized_relobj_file::include_section_group): Add
507 information to comment about signature location.
508
886288f1
ILT		 5092011-07-02 Ian Lance Taylor <iant@google.com>
510
511 PR gold/12957
512 * options.h (class General_options): Add -f and -F.
513 * options.cc (General_options::finalize): Fatal error if -f/-F
514 are used without -shared.
515 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
516
ae3a6d4f
ILT		 5172011-07-02 Ian Lance Taylor <iant@google.com>
518
519 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
520
21131061
ILT		 5212011-07-01 Ian Lance Taylor <iant@google.com>
522
523 PR gold/12525
524 PR gold/12952
525 * resolve.cc (Symbol::override_base_with_special): Don't override
526 the version if the overriding symbol has a different name.
527 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
528 all callers. If we give an error about an undefined version,
529 define the base version if necessary.
530 * dynobj.h (class Versions): Update declaration.
531 * testsuite/weak_alias_test_5.cc: New file.
532 * testsuite/weak_alias_test.script: New file.
533 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
534 and versioned_alias have the right value, and call t2.
535 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
536 weak_alias_test_5.so.
537 (weak_alias_test_LDADD): Likewise.
538 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
539 * testsuite/Makefile.in: Rebuild.
540
611062c0
ILT		 5412011-07-01 Ian Lance Taylor <iant@google.com>
542
543 PR gold/12525
544 * options.h (class General_options): Support -z notext.
545 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
546 -Wl,-z,notext.
547 (two_file_shared_nonpic.so): Likewise.
548 (two_file_shared_mixed.so): Likewise.
549 (two_file_shared_mixed_1.so): Likewise.
550 (weak_undef_lib_nonpic.so): Likewise.
551 (alt/weak_undef_lib_nonpic.so): Likewise.
552 (tls_test_shared_nonpic.so): Likewise.
553 * testsuite/Makefile.in: Rebuild.
554
328c7c2f
ILT		 5552011-07-01 Ian Lance Taylor <iant@google.com>
556
557 PR gold/12525
558 * configure.ac: Test whether static linking works, setting
559 the automake conditional HAVE_STATIC.
560 * testsuite/Makefile.am: Disable tests using -static if
561 HAVE_STATIC is not true.
562 * configure, testsuite/Makefile.in: Rebuild.
563
02d7cd44
ILT		 5642011-07-01 Ian Lance Taylor <iant@google.com>
565
566 PR gold/12525
567 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
568 Assert if we see DW_EH_PE_indirect.
569 * target.h (Target::ehframe_datarel_base): New function.
570 (Target::do_ehframe_datarel_base): New target function.
571 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
572 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
573 function.
574
07a60597
ILT		 5752011-07-01 Ian Lance Taylor <iant@google.com>
576
577 PR gold/12571
578 * options.h (class General_options): Add
579 --ld-generated-unwind-info.
580 * ehframe.cc (Fde::write): Add address parameter. Change all
581 callers. If associated with PLT, fill in address and size.
582 (Cie::set_output_offset): Only add merge mapping if there is an
583 object.
584 (Cie::write): Add address parameter. Change all callers.
585 (Eh_frame::add_ehframe_for_plt): New function.
586 * ehframe.h (class Fde): Update declarations. Move shndx_ and
587 input_offset_ fields into union u_, with new plt field.
588 (Fde::Fde): Adjust for new union field.
589 (Fde::Fde) [Output_data version]: New constructor.
590 (Fde::add_mapping): Only add merge mapping if there is an object.
591 (class Cie): Update declarations.
592 (class Eh_frame): Declare add_ehframe_for_plt.
593 * layout.cc (Layout::layout_eh_frame): Break out code into
594 make_eh_frame_section, and call it.
595 (Layout::make_eh_frame_section): New function.
596 (Layout::add_eh_frame_for_plt): New function.
597 * layout.h (class Layout): Update declarations.
598 * merge.cc (Merge_map::add_mapping): Add assertion.
599 * i386.cc: Include "dwarf.h".
600 (class Output_data_plt_i386): Make first_plt_entry,
601 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
602 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
603 and plt_eh_frame_fde.
604 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
605 boundary. Call add_eh_frame_for_plt if appropriate.
606 * x86_64.cc: Include "dwarf.h".
607 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
608 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
609 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
610 and plt_eh_frame_fde.
611 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
612 appropriate.
613
14788a3f
ILT		 6142011-06-29 Ian Lance Taylor <iant@google.com>
615
616 PR gold/12629
617 * object.cc (Sized_relobj_file::layout_section): Change shdr
618 parameter to be const.
619 (Sized_relobj_file::layout_eh_frame_section): New function, broken
620 out of do_layout.
621 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
622 appropriate. Call layout_eh_frame_section.
623 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
624 sections.
625 * object.h (class Sized_relobj_file): Update declarations.
626
6c21fce1
ILT		 6272011-06-29 Ian Lance Taylor <iant@google.com>
628
37e41b03 629 PR gold/12652
6c21fce1
ILT		 630 * script.cc (Token::integer_value): Accept trailing M/m/K/k
631 modifier.
632 (Lex::gather_token): Accept trailing M/m/K/k for integers.
633
4d5e4e62
ILT		 6342011-06-29 Ian Lance Taylor <iant@google.com>
635
636 PR gold/12675
637 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
638 SHT_X86_64_UNWIND.
639 * layout.cc (Layout::layout_eh_frame): Likewise.
640
886f533a
ILT		 6412011-06-29 Ian Lance Taylor <iant@google.com>
642
643 PR gold/12695
644 * layout.cc (Layout::symtab_section_shndx): New function.
645 * layout.h (class Layout): Declare symtab_section_shndx.
646 * output.cc (Output_section::write_header): Call it.
647
f3ae1b28
ILT		 6482011-06-29 Ian Lance Taylor <iant@google.com>
649
650 PR gold/12818
651 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
652 symbols which are not used in a relocation.
653
aecf301f
ILT		 6542011-06-28 Ian Lance Taylor <iant@google.com>
655
656 PR gold/12898
657 * layout.cc (Layout::segment_precedes): Don't crash if a linker
658 script create indistinguishable segments.
659 (Layout::set_segment_offsets): Use stable_sort when sorting
660 segments. Pass this to Compare_segments constructor.
661 * layout.h (class Layout): Make segment_precedes non-static.
662 (class Compare_segments): Change from struct to class. Add
663 layout_ field. Add constructor.
664 * script-sections.cc
665 (Script_sections::attach_sections_using_phdrs_clause): Rename
666 local orphan to is_orphan. Don't report failure to put empty
667 section in segment. On attachment failure, report name of
668 section, and attach to first PT_LOAD segment.
669
03ef7571
ILT		 6702011-06-28 Ian Lance Taylor <iant@google.com>
671
672 PR gold/12934
673 * target-select.cc (Target_selector::Target_selector): Add
674 emulation parameter. Change all callers.
675 (select_target_by_bfd_name): Rename from select_target_by_name.
676 Change all callers.
677 (select_target_by_emulation): New function.
678 (supported_emulation_names): New function.
679 * target-select.h (class Target_selector): Add emulation_ field.
680 Update declarations.
681 (Target_selector::recognize_by_bfd_name): Rename from
682 recognize_by_name. Change all callers.
683 (Target_selector::supported_bfd_names): Rename from
684 supported_names. Change all callers.
685 (Target_selector::recognize_by_emulation): New function.
686 (Target_selector::supported_emulations): New function.
687 (Target_selector::emulation): New function.
688 (Target_selector::do_recognize_by_bfd_name): Rename from
689 do_recognize_by_name. Change all callers.
690 (Target_selector::do_supported_bfd_names): Rename from
691 do_supported_names. Change all callers.
692 (Target_selector::do_recognize_by_emulation): New function.
693 (Target_selector::do_supported_emulations): New function.
694 (select_target_by_bfd_name): Change name in declaration.
695 (select_target_by_emulation): Declare.
696 (supported_emulation_names): Declare.
697 * parameters.cc (parameters_force_valid_target): Try to find
698 target based on emulation from -m option.
699 * options.h (class General_options): Change doc string for -m.
700 * options.cc (help): Print emulations.
701 (General_options::parse_V): Likewise.
702 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
703 Add emulation parameter. Change all callers.
704
200b2bb9
ILT		 7052011-06-28 Ian Lance Taylor <iant@google.com>
706
707 * target.h (class Target): Add osabi_ field.
708 (Target::osabi): New function.
709 (Target::set_osabi): New function.
710 (Target::Target): Initialize osabi_.
711 (Target::do_adjust_elf_header): Make pure virtual.
712 (Sized_target::do_adjust_elf_header): Declare.
713 * target.cc (Sized_target::do_adjust_elf_header): New function.
714 (class Sized_target): Instantiate all versions.
715 * freebsd.h (class Target_freebsd): Remove.
716 (Target_selector_freebsd::do_recognize): Call set_osabi on
717 Target.
718 (Target_selector_freebsd::do_recognize_by_name): Likewise.
719 (Target_selector_freebsd::set_osabi): Remove.
720 * i386.cc (class Target_i386): Inherit from Sized_target rather
721 than Target_freebsd.
722 * x86_64.cc (class Target_x86_64): Likewise.
723
b3ce541e
ILT		 7242011-06-28 Ian Lance Taylor <iant@google.com>
725
726 * target.h (Target::can_check_for_function_pointers): Rewrite.
727 Make non-virtual.
728 (Target::can_icf_inline_merge_sections): Likewise.
729 (Target::section_may_have_icf_unsafe_poineters): Likewise.
730 (Target::Target_info): Add can_icf_inline_merge_sections field.
731 (Target::do_can_check_for_function_pointers): New virtual
732 function.
733 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
734 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
735 from can_check_for_function_pointers, move in file.
736 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
737 section_may_have_icf_unsafe_poineters, move in file.
738 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
739 * i386.cc (Target_i386::do_can_check_for_function_pointers):
740 Rename from can_check_for_function_pointers, move in file.
741 (Target_i386::can_icf_inline_merge_sections): Remove.
742 (Target_i386::i386_info): Initialize
743 can_icf_inline_merge_sections.
744 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
745 Initialize can_icf_inline_merge_sections.
746 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
747 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
748 Rename from can_check_for_function_pointers, move in file.
749 (Target_x86_64::can_icf_inline_merge_sections): Remove.
750 (Target_x86_64::x86_64_info): Initialize
751 can_icf_inline_merge_sections.
752 * testsuite/testfile.cc (Target_test::test_target_info):
753 Likewise.
754 * icf.cc (get_section_contents): Correct formatting.
755
6d1c4efb
ILT		 7562011-06-27 Ian Lance Taylor <iant@google.com>
757
758 * symtab.cc (Symbol::versioned_name): New function.
759 (Symbol_table::add_to_final_symtab): Use versioned_name when
760 appropriate.
761 (Symbol_table::sized_write_symbol): Likewise.
762 * symtab.h (class Symbol): Declare versioned_name.
763 * stringpool.h (class Stringpool_template): Add variant of add
764 which takes a std::basic_string.
765 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
766 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
767 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
768 (ver_test_12.o): New target.
769 * testsuite/Makefile.in: Rebuild.
770
57eb9b50
DK		 7712011-06-27 Doug Kwan <dougkwan@google.com>
772
773 * arm.cc (Arm_relocate_functions::thm_jump8,
774 Arm_relocate_functions::thm_jump11): Use a wider signed
775 type to compute offset.
776 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
777 arm_thm_jump8.
778 * testsuite/Makefile.in: Regenerate.
779 * testsuite/arm_branch_in_range.sh: Check test results of
780 arm_thm_jump11 and arm_thm_jump8.
781 * testsuite/arm_thm_jump11.s: New test source file.
782 * testsuite/arm_thm_jump11.t: New linker script.
783 * testsuite/arm_thm_jump8.s: New test source file.
784 * testsuite/arm_thm_jump8.t: New linker script.
785
487b39df
ILT		 7862011-06-24 Ian Lance Taylor <iant@google.com>
787
788 * layout.cc: Include "object.h".
789 (ctors_sections_in_init_array): New static variable.
790 (Layout::is_ctors_in_init_array): New function.
791 (Layout::layout): Add entry to ctors_sections_in_init_array if
792 appropriate.
793 * layout.h (class Layout): Declare is_ctors_in_init_array.
794 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
795 is_ctors_reverse_view is set.
796 (Sized_relobj_file::write_sections): Add layout parameter. Change
797 all callers. Set is_ctors_reverse_view field of View_size.
798 (Sized_relobj_file::reverse_words): New function.
799 * object.h (Sized_relobj_file::View_size): Add
800 is_ctors_reverse_view field.
801 (class Sized_relobj_file): Update declarations.
802 * testsuite/initpri3.c: New test.
803 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
804 initpri3b.
805 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
806 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
807 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
808 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
809 * testsuite/Makefile.in: Rebuild.
810
472076e4
CC		 8112011-06-24 Cary Coutant <ccoutant@google.com>
812
813 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
814 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
815 (debug_msg_cdebug.err): New targets.
816 * testsuite/Makefile.in: Regenerate.
817 * testsuite/debug_msg.sh: Check output of link with compressed debug.
818 Fix checks for link with shared library.
819
a60af0db
DK		 8202011-06-24 Doug Kwan <dougkwan@google.com>
821
822 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
823 skip empty text sections.
824 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
825
5393d741
ILT		 8262011-06-22 Ian Lance Taylor <iant@google.com>
827
828 PR gold/12910
829 * options.h (class General_options): Add --ctors-in-init-array.
830 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
831 friends as SHT_PROGBITS for merging sections.
832 (Layout::layout): Remove special handling of .init_array and
833 friends. Don't sort if doing relocatable link. Sort for .ctors
834 and .dtors if ctors_in_init_array.
835 (Layout::make_output_section): Force correct section types for
836 .init_array and friends. Don't sort if doing relocatable link,
837 Don't sort .ctors and .dtors if ctors_in_init_array.
838 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
839 (Layout::output_section_name): Add relobj parameter. Change all
840 callers. Handle .ctors. and .dtors. in code rather than table.
841 Handle .ctors and .dtors if ctors_in_init_array.
842 (Layout::match_file_name): New function, moved from output.cc.
843 * layout.h (class Layout): Update declarations.
844 * output.cc: Include "layout.h".
845 (Input_section_sort_entry::get_priority): New function.
846 (Input_section_sort_entry::match_file_name): Just call
847 Layout::match_file_name.
848 (Output_section::Input_section_sort_init_fini_compare::operator()):
849 Handle .ctors and .dtors. Sort by explicit priority rather than
850 by name.
851 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
852 * testsuite/initpri2.c: New test.
853 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
854 (check_PROGRAMS): Add initpri2.
855 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
856 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
857 * configure, testsuite/Makefile.in: Rebuild.
858
e1f74f98
ILT		 8592011-06-19 Ian Lance Taylor <iant@google.com>
860
861 PR gold/12880
862 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
863 .interp section to a PT_INTERP segment even if we have seen a
864 --dynamic-linker option. Don't do it if we have seen a PHDRS
865 clause in a linker script.
866 (Layout::finalize): Don't create a .interp section if we've
867 already create a PT_INTERP segment.
868 (Layout::create_interp): Always call choose_output_section (revert
869 patch of 2011-06-17). Don't create PT_INTERP segment.
870 * script-sections.cc
871 (Script_sections::create_note_and_tls_segments): Add a .interp
872 section to a PT_INTERP segment even if we have seen a
873 --dynamic-linker option.
874
766f91bb
ILT		 8752011-06-18 Ian Lance Taylor <iant@google.com>
876
877 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
878 merely because a non-PT_LOAD segment has a dynamic reloc.
879
0d212c3a
ILT		 8802011-06-18 Ian Lance Taylor <iant@google.com>
881
882 * layout.cc (Layout::finish_dynamic_section): Don't create
883 DT_FLAGS entry if not needed.
884
911a5072
ILT		 8852011-06-18 Ian Lance Taylor <iant@google.com>
886
887 PR gold/12745
888 * layout.cc (Layout::layout_eh_frame): Correct handling of
889 writable .eh_frame section.
890
534b4e5f
ILT		 8912011-06-17 Ian Lance Taylor <iant@google.com>
892
893 PR gold/12893
894 * resolve.cc (Symbol_table::resolve): Don't give an error if a
895 symbol is redefined with the exact same object and value.
896
10b4f102
ILT		 8972011-06-17 Ian Lance Taylor <iant@google.com>
898
899 PR gold/12880
900 * layout.h (class Layout): Add interp_segment_ field.
901 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
902 (Layout::attach_allocated_section_to_segment): If making shared
903 library, put .interp section in PT_INTERP segment.
904 (Layout::finalize): Also call create_interp if -dynamic-linker
905 option was used.
906 (Layout::create_interp): Assert that there is no PT_INTERP
907 segment. If not using a SECTIONS clause, use make_output_section.
908 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
909 * script-sections.cc
910 (Script_sections::create_note_and_tls_segments): If making shared
911 library, put .interp section in PT_INTERP segment.
912
a29b0dad
ILT		 9132011-06-17 Ian Lance Taylor <iant@google.com>
914
e588ea8d
ILT		 915 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
916 when making a shared library.
917
9182011-06-17 Ian Lance Taylor <iant@google.com>
919
920 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
921 parameter. Change all callers. Don't issue warning about PC32
922 against locally defined symbol.
a29b0dad 923
9d3b0698
ILT		 9242011-06-16 Ian Lance Taylor <iant@google.com>
925
926 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
927 occurs in same object.
928
85b0f90c
AM		 9292011-06-14 Alan Modra <amodra@gmail.com>
930
931 * po/POTFILES.in: Regenerate.
932
a94907d9
ILT		 9332011-06-09 Ian Lance Taylor <iant@google.com>
934
935 * script-sections.cc
936 (Orphan_output_section::set_section_addresses): For a relocatable
937 link set address to 0.
938
4fb3a1c3
CC		 9392011-06-09 Cary Coutant <ccoutant@google.com>
940
941 PR gold/12804
942 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
943 used with --compress-debug-sections.
944 * gold/object.cc (Sized_relobj_file::do_layout): Report
945 uncompressed size of compressed input sections.
946
61220854
CC		 9472011-06-08 Cary Coutant <ccoutant@google.com>
948
949 PR gold/12804
950 * testsuite/two_file_test_2_v1.cc: Change initialization of
951 v2 to keep it in .data.
952
e6455dfb
CC		 9532011-06-07 Cary Coutant <ccoutant@google.com>
954
955 * common.cc (Symbol_table::do_allocate_commons_list): Call
956 gold_fallback.
957 * errors.cc (Errors::fatal): Adjust call to gold_exit.
958 (Errors::fallback): New function.
959 (gold_fallback): New function.
960 * errors.h (Errors::fallback): New function.
961 * gold.cc (gold_exit): Change status parameter to enum; adjust
962 all callers.
963 (queue_initial_tasks): Call gold_fallback.
964 * gold.h: Include cstdlib.
965 (Exit_status): New enum type.
966 (gold_exit): Change status parameter to enum.
967 (gold_fallback): New function.
968 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
969 (Layout::create_symtab_sections): Likewise.
970 (Layout::create_shdrs): Likewise.
971 * main.cc (main): Adjust call to gold_exit.
972 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
973 (Output_data_got::add_got_entry_pair): Likewise.
974 (Output_section::add_input_section): Likewise.
975 (Output_section::add_output_section_data): Likewise.
976 (Output_segment::set_section_list_addresses): Likewise.
977 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
978
fb0e076f
CC		 9792011-06-07 Cary Coutant <ccoutant@google.com>
980
981 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
982 for incremental links.
983 * output.cc (Output_segment::set_section_list_addresses): Remove
984 FIXME and test for TLS or BSS.
985
a5ee4d5d
CC		 9862011-06-07 Cary Coutant <ccoutant@google.com>
987
988 * testsuite/Makefile.am: Add incremental_copy_test,
989 incremental_common_test_1.
990 * testsuite/Makefile.in: Regenerate.
991 * testsuite/common_test_1_v1.c: New source file.
992 * testsuite/common_test_1_v2.c: New source file.
993 * testsuite/copy_test_v1.cc: New source file.
994
5146f448
CC		 9952011-06-07 Cary Coutant <ccoutant@google.com>
996
997 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
998 update, allocate common from bss section's free list.
999 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1000 linker-defined symbols.
1001 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1002 Skip GOT and PLT entries that are no longer referenced.
1003 (Output_section_incremental_inputs::write_info_blocks): Mark
1004 linker-defined symbols.
1005 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1006 * output.cc (Output_section::allocate): New function.
1007 * output.h (Output_section::allocate): New function.
1008 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1009 linker-defined symbols.
1010 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1011 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1012 (Symbol::init_base_output_data): Likewise.
1013 (Symbol::init_base_output_segment): Likewise.
1014 (Symbol::init_base_constant): Likewise.
1015 (Sized_symbol::init_output_data): Likewise.
1016 (Sized_symbol::init_output_segment): Likewise.
1017 (Sized_symbol::init_constant): Likewise.
1018 (Symbol_table::do_define_in_output_data): Likewise.
1019 (Symbol_table::do_define_in_output_segment): Likewise.
1020 (Symbol_table::do_define_as_constant): Likewise.
1021 * symtab.h (Symbol::is_predefined): New function.
1022 (Symbol::init_base_output_data): Add is_predefined parameter.
1023 (Symbol::init_base_output_segment): Likewise.
1024 (Symbol::init_base_constant): Likewise.
1025 (Symbol::is_predefined_): New data member.
1026 (Sized_symbol::init_output_data): Add is_predefined parameter.
1027 (Sized_symbol::init_output_segment): Likewise.
1028 (Sized_symbol::init_constant): Likewise.
1029 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1030
26d3c67d
CC		 10312011-06-07 Cary Coutant <ccoutant@google.com>
1032
1033 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1034 instead of emit_copy_reloc.
1035 (Copy_relocs::emit_copy_reloc): Refactor.
1036 (Copy_relocs::make_copy_reloc): New function.
1037 (Copy_relocs::add_copy_reloc): Remove.
1038 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1039 section.
1040 (Copy_relocs::make_copy_reloc): New function.
1041 (Copy_relocs::add_copy_reloc): Remove.
1042 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1043 unchanged input files.
1044 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1045 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1046 Reserve BSS space for COPY relocations.
1047 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1048 (Output_section_incremental_inputs::write_info_blocks): Record
1049 whether a symbol is copied from a shared object.
1050 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1051 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1052 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1053 (Incremental_input_entry_reader::get_output_symbol_index): Add
1054 is_copy parameter.
1055 (Incremental_binary::emit_copy_relocs): New function.
1056 (Incremental_binary::do_emit_copy_relocs): New function.
1057 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1058 new data member.
1059 (Sized_incremental_binary::add_copy_reloc): New function.
1060 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1061 (Sized_incremental_binary::Copy_reloc): New struct.
1062 (Sized_incremental_binary::Copy_relocs): New typedef.
1063 (Sized_incremental_binary::copy_relocs_): New data member.
1064 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1065 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1066 * target.h (Sized_target::emit_copy_reloc): New function.
1067 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1068
7cdb37d9
CC		 10692011-06-02 Cary Coutant <ccoutant@google.com>
1070
1071 PR gold/12163
1072 * gold/archive.cc (Archive::Archive): Initialize new data member.
1073 (Archive::include_all_members): Return if archive has already been
1074 included.
1075 * gold/archive.h (Archive::include_all_members_): New data member.
1076
cc643b88
NC		 10772011-06-02 Nick Clifton <nickc@redhat.com>
1078
1079 * dynobj.h: Fix spelling mistake in comment.
1080 * output.cc: Likewise.
1081
f62a3ca7
DK		 10822011-05-31 Doug Kwan <dougkwan@google.com>
1083 Asier Llano
1084
1085 PR gold/12826
cc643b88 1086 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1087 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1088 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1089 redundant arm_exidx_test.so.
1090 * testsuite/Makefile.in: Regenerate.
1091 (check_SCRIPTS): Add pr12826.sh
1092 (check_DATA): Add pr12826.stdout
1093 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1094 * testsuite/pr12826.sh: New file.
1095 * testsuite/pr12826_1.s: Ditto.
1096 * testsuite/pr12826_1.s: Ditto.
1097
8dbe1edc
ILT		 10982011-05-30 Ian Lance Taylor <iant@google.com>
1099
1100 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1101 sections.
1102
c49875be
ILT		 11032011-05-29 Ian Lance Taylor <iant@google.com>
1104
1105 PR gold/12804
1106 * testsuite/Makefile.am: Use different file name for two_file_test
1107 temporary file for each incremental test.
1108 * testsuite/Makefile.in: Rebuild.
1109
69d53f7a
ILT		 11102011-05-29 Ian Lance Taylor <iant@google.com>
1111
1112 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1113 binary input file is empty.
1114
41d0ab5f
ILT		 11152011-05-27 Ian Lance Taylor <iant@google.com>
1116
1117 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1118 (ver_test_9.so): Likewise.
1119 * testsuite/Makefile.in: Rebuild.
1120
89d8a36b
CC		 11212011-05-26 Cary Coutant <ccoutant@google.com>
1122
1123 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1124 * incremental.cc (Incremental_inputs::report_input_section): Fix
1125 comment, indentation.
1126 (Incremental_inputs::report_comdat_group): New function.
1127 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1128 of data for incremental input file entry.
1129 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1130 group count, COMDAT group signatures.
1131 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1132 an unchanged input file.
1133 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1134 Initialize new data member.
1135 (Incremental_object_entry::add_comdat_group): New function.
1136 (Incremental_object_entry::get_comdat_group_count): New function.
1137 (Incremental_object_entry::get_comdat_signature_key): New function.
1138 (Incremental_object_entry::groups_): New data member.
1139 (Incremental_inputs::report_comdat_group): New function.
1140 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1141 data for incremental input file entry.
1142 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1143 (Incremental_input_entry_reader::get_input_section): Adjust size of
1144 data for incremental input file entry.
1145 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1146 (Incremental_input_entry_reader::get_comdat_group_signature): New
1147 function.
1148 * object.cc (Sized_relobj::include_section_group): Report kept
1149 COMDAT groups for incremental links.
1150
1706a06f
ILT		 11512011-05-24 David Meyer <pdox@google.com>
1152
1153 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1154 with name parameter. Add found_name parameter.
1155 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1156 * dirsearch.h (class Dirsearch): Update declaration.
1157
a10ae760
ILT		 11582011-05-24 Ian Lance Taylor <iant@google.com>
1159
1160 * archive.cc (Library_base::should_include_member): Pull in object
1161 from archive if it defines the entry symbol.
1162 * parameters.cc (Parameters::entry): New function.
1163 * parameters.h (class Parameters): Declare entry.
1164 * output.h (class Output_file_header): Remove entry_ field.
1165 * output.cc (Output_file_header::Output_file_header): Remove entry
1166 parameter. Change all callers.
1167 (Output_file_header::entry): Use parameters->entry.
1168 * gold.cc (queue_middle_tasks): Likewise.
1169 * plugin.cc (Plugin_hook::run): Likewise.
1170
aa92d6ed
CC		 11712011-05-24 Cary Coutant <ccoutant@google.com>
1172
1173 * gold.cc (queue_initial_tasks): Pass incremental base filename
1174 to Output_file::open_base_file; don't print error message.
1175 * incremental-dump.cc (main): Adjust call to
1176 Output_file::open_for_modification.
1177 * incremental-dump.cc (main): Likewise.
1178 * incremental.cc (Incremental_inputs::report_command_line):
1179 Ignore --incremental-base option when comparing command lines.
1180 Ignore parameter when given as separate argument.
1181 * options.h (class General_options): Add --incremental-base.
1182 * output.cc (Output_file::Output_file):
1183 (Output_file::open_base_file): Add base_name and writable parameters;
1184 read base file into new file; print error message here.
1185 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1186 callers.
1187 * output.h (Output_file::open_for_modification): Rename to...
1188 (Output_file::open_base_file): ...this; add base_name and
1189 writable parameters; adjust all callers.
1190 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1191 callers.
1192 * testsuite/Makefile.am (incremental_test_4): Test
1193 --incremental-base.
1194 * testsuite/Makefile.in: Regenerate.
1195
2eedd706
CC		 11962011-05-24 Cary Coutant <ccoutant@google.com>
1197
1198 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1199 incremental_test_4.
1200 * testsuite/Makefile.in: Regenerate.
1201 * testsuite/two_file_test_1_v1.cc: New test source file.
1202 * testsuite/two_file_test_1b_v1.cc: New test source file.
1203 * testsuite/two_file_test_2_v1.cc: New test source file.
1204
0f1c85a6
CC		 12052011-05-24 Cary Coutant <ccoutant@google.com>
1206
1207 * dynobj.h (Dynobj::do_dynobj): New function.
1208 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1209 flag and soname for shared objects.
1210 * incremental.cc (Incremental_inputs::report_object): Make
1211 either Incremental_object_entry or Incremental_dynobj_entry; add
1212 soname to string table.
1213 (Incremental_inputs::report_input_section): Add assertion.
1214 (Output_section_incremental_inputs::set_final_data_size): Adjust
1215 type of input file entry for shared libraries; adjust size of
1216 shared library info entry.
1217 (Output_section_incremental_inputs::write_input_files): Write
1218 as_needed flag for shared libraries.
1219 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1220 of input file entry for shared libraries; write soname.
1221 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1222 soname from incremental info.
1223 * incremental.h (enum Incremental_input_flags): Add
1224 INCREMENTAL_INPUT_AS_NEEDED.
1225 (Incremental_input_entry::Incremental_input_entry): Initialize new
1226 data member.
1227 (Incremental_input_entry::set_as_needed): New function.
1228 (Incremental_input_entry::as_needed): New function.
1229 (Incremental_input_entry::do_dynobj_entry): New function.
1230 (Incremental_input_entry::as_needed_): New data member.
1231 (Incremental_object_entry::Incremental_object_entry): Don't check
1232 for shared library.
1233 (Incremental_object_entry::do_type): Likewise.
1234 (class Incremental_dynobj_entry): New class.
1235 (Incremental_input_entry_reader::as_needed): New function.
1236 (Incremental_input_entry_reader::get_soname): New function.
1237 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1238 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1239 size of shared library info entry.
1240 * layout.cc (Layout::finish_dynamic_section): Don't test for
1241 incremental link when adding DT_NEEDED entries.
1242 * object.h (Object::Object): Initialize new data member.
1243 (Object::dynobj): New function.
1244 (Object::set_as_needed): New function.
1245 (Object::as_needed): New function.
1246 (Object::do_dynobj): New function.
1247 (Object::as_needed_): New data member.
1248
6fa2a40b
CC		 12492011-05-24 Cary Coutant <ccoutant@google.com>
1250
1251 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1252 info; adjust display of GOT entries.
1253 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1254 vector of input objects; remove file_status_.
1255 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1256 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1257 got_plt reader; call target hooks to reserve GOT entries.
1258 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1259 of input file info header and GOT info entry.
1260 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1261 relocation info.
1262 (Got_plt_view_info::got_descriptor): Remove.
1263 (Got_plt_view_info::sym_index): New data member.
1264 (Got_plt_view_info::input_index): New data member.
1265 (Local_got_offset_visitor::visit): Write input file index.
1266 (Global_got_offset_visitor::visit): Write 0 for input file index.
1267 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1268 with sym_index and input_index.
1269 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1270 incremental info GOT entry; replace got_descriptor with input_index.
1271 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1272 map from input file index to object.
1273 (Sized_relobj_incr::do_layout): Replace direct data member reference
1274 with accessor function.
1275 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1276 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1277 Adjust size of input file info header.
1278 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1279 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1280 (Incremental_input_entry_reader::get_input_section): Adjust size of
1281 input file info header.
1282 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1283 of incremental info GOT entry.
1284 (Incremental_got_plt_reader::get_got_desc): Remove.
1285 (Incremental_got_plt_reader::get_got_symndx): New function.
1286 (Incremental_got_plt_reader::get_got_input_index): New function.
1287 (Sized_incremental_binary::Sized_incremental_binary): Remove
1288 file_status_; add input_objects_.
1289 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1290 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1291 (Sized_incremental_binary::file_is_unchanged): Remove.
1292 (Sized_incremental_binary::set_input_object): New function.
1293 (Sized_incremental_binary::input_object): New function.
1294 (Sized_incremental_binary::file_status_): Remove.
1295 (Sized_incremental_binary::input_objects_): New data member.
1296 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1297 references.
1298 (Sized_relobj_incr::invalid_address): Move to base class.
1299 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1300 class.
1301 (Sized_relobj_incr::do_output_section_offset): Likewise.
1302 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1303 (Sized_relobj_incr::section_offsets_): Likewise.
1304 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1305 function.
1306 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1307 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1308 with accessor function.
1309 (Sized_relobj_file::do_layout): Likewise.
1310 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1311 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1312 (Sized_relobj_file::compute_final_local_value): Replace refs to
1313 section_offsets_ with accessor function.
1314 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1315 * object.h (Relobj::Relobj): Initialize new data members.
1316 (Relobj::add_dyn_reloc): New function.
1317 (Relobj::first_dyn_reloc): New function.
1318 (Relobj::dyn_reloc_count): New function.
1319 (Relobj::first_dyn_reloc_): New data member.
1320 (Relobj::dyn_reloc_count_): New data member.
1321 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1322 references.
1323 (Sized_relobj::Address): New typedef.
1324 (Sized_relobj::invalid_address): Move here from child class.
1325 (Sized_relobj::Sized_relobj): Initialize new data members.
1326 (Sized_relobj::sized_relobj): New function.
1327 (Sized_relobj::is_output_section_offset_invalid): Move here from
1328 child class.
1329 (Sized_relobj::get_output_section_offset): Likewise.
1330 (Sized_relobj::local_has_got_offset): Likewise.
1331 (Sized_relobj::local_got_offset): Likewise.
1332 (Sized_relobj::set_local_got_offset): Likewise.
1333 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1334 (Sized_relobj::clear_got_offsets): New function.
1335 (Sized_relobj::section_offsets): Move here from child class.
1336 (Sized_relobj::do_output_section_offset): Likewise.
1337 (Sized_relobj::do_set_section_offset): Likewise.
1338 (Sized_relobj::Local_got_offsets): Likewise.
1339 (Sized_relobj::local_got_offsets_): Likewise.
1340 (Sized_relobj::section_offsets_): Likewise.
1341 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1342 references.
1343 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1344 class.
1345 (Sized_relobj_file::sized_relobj): New function
1346 (Sized_relobj_file::local_has_got_offset): Move to base class.
1347 (Sized_relobj_file::local_got_offset): Likewise.
1348 (Sized_relobj_file::set_local_got_offset): Likewise.
1349 (Sized_relobj_file::get_output_section_offset): Likewise.
1350 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1351 (Sized_relobj_file::do_output_section_offset): Likewise.
1352 (Sized_relobj_file::do_set_section_offset): Likewise.
1353 (Sized_relobj_file::Local_got_offsets): Likewise.
1354 (Sized_relobj_file::local_got_offsets_): Likewise.
1355 (Sized_relobj_file::section_offsets_): Likewise.
1356 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1357 (all constructors).
1358 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1359 (Output_reloc::get_symbol_index): Likewise.
1360 (Output_reloc::local_section_offset): Likewise.
1361 (Output_reloc::get_address): Likewise.
1362 (Output_reloc::symbol_value): Likewise.
1363 (Output_data_got::reserve_slot): Move to class definition.
1364 (Output_data_got::reserve_local): New function.
1365 (Output_data_got::reserve_slot_for_global): Remove.
1366 (Output_data_got::reserve_global): New function.
1367 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1368 (all constructors, two instantiations).
1369 (Output_reloc::get_relobj): New function (two instantiations).
1370 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1371 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1372 (Output_data_reloc::add_global): Adjust type of relobj.
1373 (Output_data_reloc::add_global_relative): Likewise.
1374 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1375 (Output_data_reloc::add_local): Likewise.
1376 (Output_data_reloc::add_local_relative): Likewise.
1377 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1378 (Output_data_reloc::add_local_section): Likewise.
1379 (Output_data_reloc::add_output_section): Likewise.
1380 (Output_data_reloc::add_absolute): Likewise.
1381 (Output_data_reloc::add_target_specific): Likewise.
1382 (Output_data_got::reserve_slot): Move definition here.
1383 (Output_data_got::reserve_local): New function.
1384 (Output_data_got::reserve_global): New function.
1385 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1386 section_offsets_ with accessor function.
1387 (Sized_relobj_file::write_sections): Likewise.
1388 (Sized_relobj_file::do_relocate_sections): Likewise.
1389 * target.h (Sized_target::reserve_local_got_entry): New function.
1390 (Sized_target::reserve_global_got_entry): New function.
1391 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1392 (Target_x86_64::reserve_global_got_entry): New function.
1393 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1394
4829d394
CC		 13952011-05-23 Cary Coutant <ccoutant@google.com>
1396
1397 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1398 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1399 bit when checking got_type.
1400 * incremental.cc (Sized_incremental_binary::setup_readers):
1401 Store symbol table and string table locations; initialize bit vector
1402 of file status flags.
1403 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1404 unchanged files.
1405 (Sized_incremental_binary::do_process_got_plt): New function.
1406 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1407 (Output_section_incremental_inputs::set_final_data_size): Record
1408 file index for each input file.
1409 (Output_section_incremental_inputs::write_got_plt): Store file index
1410 instead of input entry offset for each GOT entry.
1411 * incremental.h
1412 (Incremental_input_entry::Incremental_input_entry): Initialize new
1413 data member.
1414 (Incremental_input_entry::set_offset): Store file index.
1415 (Incremental_input_entry::get_file_index): New function.
1416 (Incremental_input_entry::file_index_): New data member.
1417 (Incremental_binary::process_got_plt): New function.
1418 (Incremental_binary::do_process_got_plt): New function.
1419 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1420 data members.
1421 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1422 (Sized_incremental_binary::set_file_is_unchanged): New function.
1423 (Sized_incremental_binary::file_is_unchanged): New function.
1424 (Sized_incremental_binary::do_process_got_plt): New function.
1425 (Sized_incremental_binary::file_status_): New data member.
1426 (Sized_incremental_binary::main_symtab_loc_): New data member.
1427 (Sized_incremental_binary::main_strtab_loc_): New data member.
1428 * output.cc (Output_data_got::Got_entry::write): Add case
1429 RESERVED_CODE.
1430 (Output_data_got::add_global): Call add_got_entry.
1431 (Output_data_got::add_global_plt): Likewise.
1432 (Output_data_got::add_global_with_rel): Likewise.
1433 (Output_data_got::add_global_with_rela): Likewise.
1434 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1435 (Output_data_got::add_global_pair_with_rela): Likewise.
1436 (Output_data_got::add_local): Call add_got_entry.
1437 (Output_data_got::add_local_plt): Likewise.
1438 (Output_data_got::add_local_with_rel): Likewise.
1439 (Output_data_got::add_local_with_rela): Likewise.
1440 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1441 (Output_data_got::add_local_pair_with_rela): Likewise.
1442 (Output_data_got::reserve_slot): New function.
1443 (Output_data_got::reserve_slot_for_global): New function.
1444 (Output_data_got::add_got_entry): New function.
1445 (Output_data_got::add_got_entry_pair): New function.
1446 (Output_section::add_output_section_data): Edit FIXME.
1447 * output.h
1448 (Output_section_data_build::Output_section_data_build): New
1449 constructor with size parameter.
1450 (Output_data_space::Output_data_space): Likewise.
1451 (Output_data_got::Output_data_got): Initialize new data member; new
1452 constructor with size parameter.
1453 (Output_data_got::add_constant): Call add_got_entry.
1454 (Output_data_got::reserve_slot): New function.
1455 (Output_data_got::reserve_slot_for_global): New function.
1456 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1457 (Output_data_got::add_got_entry): New function.
1458 (Output_data_got::add_got_entry_pair): New function.
1459 (Output_data_got::free_list_): New data member.
1460 * target.h (Sized_target::init_got_plt_for_update): New function.
1461 (Sized_target::register_global_plt_entry): New function.
1462 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1463 Initialize new data member; call init; add constructor with PLT count.
1464 (Output_data_plt_x86_64::init): New function.
1465 (Output_data_plt_x86_64::add_relocation): New function.
1466 (Output_data_plt_x86_64::reserve_slot): New function.
1467 (Output_data_plt_x86_64::free_list_): New data member.
1468 (Target_x86_64::init_got_plt_for_update): New function.
1469 (Target_x86_64::register_global_plt_entry): New function.
1470 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1471 incremental updates.
1472 (Output_data_plt_x86_64::add_relocation): New function.
1473 * testsuite/object_unittest.cc (Object_test): Set default options.
1474
ec69d6da
ILT		 14752011-05-16 Ian Lance Taylor <iant@google.com>
1476
1477 * options.h (class General_options): Make -i a synonym for -r.
1478
732e31de
ILT		 14792011-05-16 Ian Lance Taylor <iant@google.com>
1480
1481 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1482
403676b5
CC		 14832011-05-10 Cary Coutant <ccoutant@google.com>
1484
1485 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1486 strip_all (-s).
1487
5b7b7d6e
ILT		 14882011-05-06 Ian Lance Taylor <iant@google.com>
1489
1490 * layout.cc (Layout::layout): If the output section flags change,
1491 update the ordering.
1492
f0f9babf
CC		 14932011-04-25 Cary Coutant <ccoutant@google.com>
1494
1495 * incremental-dump.cc (dump_incremental_inputs): Print local
1496 symbol info for each input file.
1497 * incremental.cc
1498 (Output_section_incremental_inputs::set_final_data_size): Add local
1499 symbol info to input file entries in incremental info.
1500 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1501 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1502 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1503 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1504 implementation.
1505 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1506 (Sized_incr_relobj::do_relocate): Write the local symbols.
1507 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1508 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1509 Adjust size of input file header.
1510 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1511 (Incremental_inputs_reader::get_local_symbol_count): New function.
1512 (Incremental_inputs_reader::get_input_section): Adjust size of input
1513 file header.
1514 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1515 (Sized_incr_relobj::This): New typedef.
1516 (Sized_incr_relobj::sym_size): New const data member.
1517 (Sized_incr_relobj::Local_symbol): New struct.
1518 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1519 (Sized_incr_relobj::do_local_symbol_offset): New function.
1520 (Sized_incr_relobj::local_symbol_count_): New data member.
1521 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1522 (Sized_incr_relobj::local_symbol_index_): New data member.
1523 (Sized_incr_relobj::local_symbol_offset_): New data member.
1524 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1525 (Sized_incr_relobj::local_symbols_): New data member.
1526 * object.h (Relobj::output_local_symbol_count): New function.
1527 (Relobj::local_symbol_offset): New function.
1528 (Relobj::do_output_local_symbol_count): New function.
1529 (Relobj::do_local_symbol_offset): New function.
1530 (Sized_relobj::do_output_local_symbol_count): New function.
1531 (Sized_relobj::do_local_symbol_offset): New function.
1532
d0a9ace3
ILT		 15332011-04-22 Vladimir Simonov <sv@sw.ru>
1534
1535 * descriptors.cc (set_close_on_exec): New function.
1536 (Descriptors::open): Use set_close_on_exec.
1537 * output.cc (S_ISLNK): Define if not defined.
1538
94a3fc8b
CC		 15392011-04-22 Cary Coutant <ccoutant@google.com>
1540
1541 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1542 global symbol map.
1543 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1544 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1545 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1546 relocations.
1547 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1548 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1549 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1550 * incremental.h
1551 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1552 function.
1553 (Incremental_binary::apply_incremental_relocs): New function.
1554 (Incremental_binary::do_apply_incremental_relocs): New function.
1555 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1556 data member.
1557 (Sized_incremental_binary::add_global_symbol): New function.
1558 (Sized_incremental_binary::global_symbol): New function.
1559 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1560 (Sized_incremental_binary::symbol_map_): New data member.
1561 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1562 * target.h (Sized_target::apply_relocation): New function.
1563 * target-reloc.h (apply_relocation): New function.
1564 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1565
c87e4302
DK		 15662011-04-22 Doug Kwan <dougkwan@google.com>
1567
1568 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1569 flag of a SHT_ARM_EXIDX section.
1570 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1571 * testsuite/Makefile.in: Regenerate.
1572 * testsuite/arm_exidx_test.s: New file.
1573 * testsuite/arm_exidx_test.sh: Same.
1574
e7782cf6
CC		 15752011-04-20 Cary Coutant <ccoutant@google.com>
1576
1577 PR gold/12689
1578 * archive.h (Incremental_archive_entry::Archive_member):
1579 Initialize arg_serial_ (second constructor).
1580
308ecdc7
ILT		 15812011-04-17 Ian Lance Taylor <iant@google.com>
1582
1583 * object.cc (Relocate_info::location): Simplify location string.
1584 * errors.cc (Errors::error_at_location): Don't print program
1585 name.
1586 (Errors::warning_at_location): Likewise.
1587 (Errors::undefined_symbol): Likewise.
1588 * testsuite/debug_msg.sh: Update accordingly.
1589
bec5b579
CC		 15902011-04-14 Cary Coutant <ccoutant@google.com>
1591
1592 * gold/layout.cc (Layout::symtab_section_offset): New function.
1593 * gold/layout.h (Layout::symtab_section_offset): New function.
1594 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1595
88597d34
ILT		 15962011-04-12 Ian Lance Taylor <iant@google.com>
1597
1598 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1599 with MREMAP_MAYMOVE.
1600 * output.h (class Output_file): Add map_is_allocated_ field.
1601 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1602 not available, provide stubs. If mremap is not available, #define
1603 it to gold_mremap.
1604 (MREMAP_MAYMOVE): Define if not defined.
1605 (Output_file::Output_file): Initialize map_is_allocated_.
1606 (Output_file::resize): Check map_is_allocated_.
1607 (Output_file::map_anonymous): If mmap fails, use malloc.
1608 (Output_file::unmap): Don't do anything for an anonymous map.
1609 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1610 is not available, provide stubs.
1611 (File_read::View::~View): Use free rather than delete[].
1612 (File_read::make_view): Use malloc rather than new[]. If mmap
1613 fails, use malloc.
1614 (File_read::find_or_make_view): Use malloc rather than new[].
1615 * gold.h: Remove HAVE_REMAP code.
1616 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1617 exists. Rename mremap to gold_mremap. If mmap is not available
1618 don't do anything.
1619 * configure, config.in: Rebuild.
1620
11e361bc
ILT		 16212011-04-11 Ian Lance Taylor <iant@google.com>
1622
1623 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1624 initialize local variable v.
1625
cdc29364
CC		 16262011-04-11 Cary Coutant <ccoutant@google.com>
1627
1628 * archive.cc (Archive::include_member): Adjust call to
1629 report_object.
1630 (Add_archive_symbols::run): Track argument serial numbers.
1631 (Lib_group::include_member): Likewise.
1632 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1633 * archive.h (Incremental_archive_entry::Archive_member):
1634 Initialize arg_serial_.
1635 (Archive_member::arg_serial_): New data member.
1636 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1637 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1638 incremental link.
1639 (Sized_dynobj::do_for_all_local_got_entries): New function.
1640 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1641 function.
1642 * fileread.cc (get_mtime): New function.
1643 * fileread.h (get_mtime): New function.
1644 * gold.cc (queue_initial_tasks): Check for incremental update.
1645 (process_incremental_input): New function.
1646 (queue_middle_tasks): Don't force valid target for incremental
1647 update.
1648 * incremental-dump.cc (find_input_containing_global): Adjust
1649 size of symbol info entry.
1650 (dump_incremental_inputs): Dump argument serial number and
1651 in_system_directory flag; bias shndx by 1; print symbol names
1652 when dumping per-file symbol lists; use new symbol info readers.
1653 * incremental.cc
1654 (Output_section_incremental_inputs:update_data_size): New function.
1655 (Sized_incremental_binary::setup_readers): Setup input readers
1656 for each input file; build maps for files added from libraries
1657 and scripts.
1658 (Sized_incremental_binary::check_input_args): New function.
1659 (Sized_incremental_binary::do_check_inputs): Build map of argument
1660 serial numbers to input arguments.
1661 (Sized_incremental_binary::do_file_has_changed): Rename
1662 do_file_is_unchanged to this; compare file modification times.
1663 (Sized_incremental_binary::do_init_layout): New function.
1664 (Sized_incremental_binary::do_reserve_layout): New function.
1665 (Sized_incremental_binary::do_get_input_reader): Remove.
1666 (Sized_incremental_binary::get_symtab_view): New function.
1667 (Incremental_checker::can_incrementally_link_output_file): Remove.
1668 (Incremental_inputs::report_command_line): Exclude --debug options.
1669 (Incremental_inputs::report_archive_begin): Add parameter; track
1670 argument serial numbers; don't put input file entry for archive
1671 before archive members.
1672 (Incremental_inputs::report_archive_end): Put input file entry
1673 for archive after archive members.
1674 (Incremental_inputs::report_object): Add parameter; track argument
1675 serial numbers and in_system_directory flag.
1676 (Incremental_inputs::report_script): Add parameter; track argument
1677 serial numbers.
1678 (Output_section_incremental_inputs::set_final_data_size): Adjust
1679 size of symbol info entry; check for forwarding symbols.
1680 (Output_section_incremental_inputs::write_input_files): Write
1681 in_system_directory flag and argument serial number.
1682 (Output_section_incremental_inputs::write_info_blocks): Map section
1683 indices between incremental info and original input file; store
1684 input section index for each symbol.
1685 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1686 change operator() to visit().
1687 (class Global_got_offset_visitor): Likewise.
1688 (class Global_symbol_visitor_got_plt):
1689 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1690 classes.
1691 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1692 (Sized_incr_relobj::do_read_symbols): New function.
1693 (Sized_incr_relobj::do_layout): New function.
1694 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1695 (Sized_incr_relobj::do_add_symbols): New function.
1696 (Sized_incr_relobj::do_should_include_member): New function.
1697 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1698 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1699 (Sized_incr_relobj::do_section_size): New function.
1700 (Sized_incr_relobj::do_section_name): New function.
1701 (Sized_incr_relobj::do_section_contents): New function.
1702 (Sized_incr_relobj::do_section_flags): New function.
1703 (Sized_incr_relobj::do_section_entsize): New function.
1704 (Sized_incr_relobj::do_section_address): New function.
1705 (Sized_incr_relobj::do_section_type): New function.
1706 (Sized_incr_relobj::do_section_link): New function.
1707 (Sized_incr_relobj::do_section_info): New function.
1708 (Sized_incr_relobj::do_section_addralign): New function.
1709 (Sized_incr_relobj::do_initialize_xindex): New function.
1710 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1711 (Sized_incr_relobj::do_read_relocs): New function.
1712 (Sized_incr_relobj::do_gc_process_relocs): New function.
1713 (Sized_incr_relobj::do_scan_relocs): New function.
1714 (Sized_incr_relobj::do_count_local_symbols): New function.
1715 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1716 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1717 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1718 (Sized_incr_relobj::do_relocate): New function.
1719 (Sized_incr_relobj::do_set_section_offset): New function.
1720 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1721 (Sized_incr_dynobj::do_read_symbols): New function.
1722 (Sized_incr_dynobj::do_layout): New function.
1723 (Sized_incr_dynobj::do_add_symbols): New function.
1724 (Sized_incr_dynobj::do_should_include_member): New function.
1725 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1726 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1727 (Sized_incr_dynobj::do_section_size): New function.
1728 (Sized_incr_dynobj::do_section_name): New function.
1729 (Sized_incr_dynobj::do_section_contents): New function.
1730 (Sized_incr_dynobj::do_section_flags): New function.
1731 (Sized_incr_dynobj::do_section_entsize): New function.
1732 (Sized_incr_dynobj::do_section_address): New function.
1733 (Sized_incr_dynobj::do_section_type): New function.
1734 (Sized_incr_dynobj::do_section_link): New function.
1735 (Sized_incr_dynobj::do_section_info): New function.
1736 (Sized_incr_dynobj::do_section_addralign): New function.
1737 (Sized_incr_dynobj::do_initialize_xindex): New function.
1738 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1739 (make_sized_incremental_object): New function.
1740 (Incremental_library::copy_unused_symbols): New function.
1741 (Incremental_library::do_for_all_unused_symbols): New function.
1742 * incremental.h (enum Incremental_input_flags): New type.
1743 (class Incremental_checker): Remove.
1744 (Incremental_input_entry::Incremental_input_entry): Add argument
1745 serial number.
1746 (Incremental_input_entry::arg_serial): New function.
1747 (Incremental_input_entry::set_is_in_system_directory): New function.
1748 (Incremental_input_entry::is_in_system_directory): New function.
1749 (Incremental_input_entry::arg_serial_): New data member.
1750 (Incremental_input_entry::is_in_system_directory_): New data member.
1751 (class Script_info): Move here from script.h.
1752 (Script_info::Script_info): Add filename parameter.
1753 (Script_info::filename): New function.
1754 (Script_info::filename_): New data member.
1755 (Incremental_script_entry::Incremental_script_entry): Add argument
1756 serial number.
1757 (Incremental_object_entry::Incremental_object_entry): Likewise.
1758 (Incremental_object_entry::add_input_section): Build list of input
1759 sections with map to original shndx.
1760 (Incremental_object_entry::get_input_section_index): New function.
1761 (Incremental_object_entry::shndx_): New data member.
1762 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1763 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1764 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1765 serial number.
1766 (Incremental_inputs::report_archive_begin): Likewise.
1767 (Incremental_inputs::report_object): Likewise.
1768 (Incremental_inputs::report_script): Likewise.
1769 (class Incremental_global_symbol_reader): New class.
1770 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1771 and store flags and input file type.
1772 (Incremental_input_entry_reader::arg_serial): New function.
1773 (Incremental_input_entry_reader::type): Extract type from flags.
1774 (Incremental_input_entry_reader::is_in_system_directory): New function.
1775 (Incremental_input_entry_reader::get_input_section_count): Call
1776 accessor function for type.
1777 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1778 function for type; adjust size of global symbol entry.
1779 (Incremental_input_entry_reader::get_global_symbol_count): Call
1780 accessor function for type.
1781 (Incremental_input_entry_reader::get_object_count): Likewise.
1782 (Incremental_input_entry_reader::get_object_offset): Likewise.
1783 (Incremental_input_entry_reader::get_member_count): Likewise.
1784 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1785 (Incremental_input_entry_reader::get_member_offset): Likewise.
1786 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1787 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1788 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1789 (Incremental_input_entry_reader::get_global_symbol_reader): New
1790 function.
1791 (Incremental_input_entry_reader::get_output_symbol_index): New
1792 function.
1793 (Incremental_input_entry_reader::type_): Remove.
1794 (Incremental_input_entry_reader::flags_): New data member.
1795 (Incremental_inputs_reader::input_file_offset): New function.
1796 (Incremental_inputs_reader::input_file_index): New function.
1797 (Incremental_inputs_reader::input_file): Call input_file_offset.
1798 (Incremental_inputs_reader::input_file_at_offset): New function.
1799 (Incremental_relocs_reader::get_r_type): Reformat.
1800 (Incremental_relocs_reader::get_r_shndx): Reformat.
1801 (Incremental_relocs_reader::get_r_offset): Reformat.
1802 (Incremental_relocs_reader::data): New function.
1803 (Incremental_binary::Incremental_binary): Initialize new data members.
1804 (Incremental_binary::check_inputs): Add cmdline parameter.
1805 (Incremental_binary::file_is_unchanged): Remove.
1806 (Input_reader::arg_serial): New function.
1807 (Input_reader::get_unused_symbol_count): New function.
1808 (Input_reader::get_unused_symbol): New function.
1809 (Input_reader::do_arg_serial): New function.
1810 (Input_reader::do_get_unused_symbol_count): New function.
1811 (Input_reader::do_get_unused_symbol): New function.
1812 (Incremental_binary::input_file_count): New function.
1813 (Incremental_binary::get_input_reader): Change signature to use
1814 index instead of filename.
1815 (Incremental_binary::file_has_changed): New function.
1816 (Incremental_binary::get_input_argument): New function.
1817 (Incremental_binary::get_library): New function.
1818 (Incremental_binary::get_script_info): New function.
1819 (Incremental_binary::init_layout): New function.
1820 (Incremental_binary::reserve_layout): New function.
1821 (Incremental_binary::output_file): New function.
1822 (Incremental_binary::do_check_inputs): New function.
1823 (Incremental_binary::do_file_is_unchanged): Remove.
1824 (Incremental_binary::do_file_has_changed): New function.
1825 (Incremental_binary::do_init_layout): New function.
1826 (Incremental_binary::do_reserve_layout): New function.
1827 (Incremental_binary::do_input_file_count): New function.
1828 (Incremental_binary::do_get_input_reader): Change signature.
1829 (Incremental_binary::input_args_map_): New data member.
1830 (Incremental_binary::library_map_): New data member.
1831 (Incremental_binary::script_map_): New data member.
1832 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1833 new data members.
1834 (Sized_incremental_binary::output_section): New function.
1835 (Sized_incremental_binary::inputs_reader): Add const.
1836 (Sized_incremental_binary::symtab_reader): Add const.
1837 (Sized_incremental_binary::relocs_reader): Add const.
1838 (Sized_incremental_binary::got_plt_reader): Add const.
1839 (Sized_incremental_binary::get_symtab_view): New function.
1840 (Sized_incremental_binary::Inputs_reader): New typedef.
1841 (Sized_incremental_binary::Input_entry_reader): New typedef.
1842 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1843 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1844 (Sized_incremental_binary::do_file_has_changed): New function.
1845 (Sized_incremental_binary::do_init_layout): New function.
1846 (Sized_incremental_binary::do_reserve_layout): New function.
1847 (Sized_input_reader::Inputs_reader): Remove.
1848 (Sized_input_reader::Input_entry_reader): Remove.
1849 (Sized_input_reader::do_arg_serial): New function.
1850 (Sized_input_reader::do_get_unused_symbol_count): New function.
1851 (Sized_input_reader::do_get_unused_symbol): New function.
1852 (Sized_incremental_binary::do_input_file_count): New function.
1853 (Sized_incremental_binary::do_get_input_reader): Change signature;
1854 use index instead of filename.
1855 (Sized_incremental_binary::section_map_): New data member.
1856 (Sized_incremental_binary::input_entry_readers_): New data member.
1857 (class Sized_incr_relobj): New class.
1858 (class Sized_incr_dynobj): New class.
1859 (make_sized_incremental_object): New function.
1860 (class Incremental_library): New class.
1861 * layout.cc (Free_list::num_lists): New static data member.
1862 (Free_list::num_nodes): New static data member.
1863 (Free_list::num_removes): New static data member.
1864 (Free_list::num_remove_visits): New static data member.
1865 (Free_list::num_allocates): New static data member.
1866 (Free_list::num_allocate_visits): New static data member.
1867 (Free_list::init): New function.
1868 (Free_list::remove): New function.
1869 (Free_list::allocate): New function.
1870 (Free_list::dump): New function.
1871 (Free_list::print_stats): New function.
1872 (Layout_task_runner::run): Resize output file for incremental updates.
1873 (Layout::Layout): Initialize new data members.
1874 (Layout::set_incremental_base): New function.
1875 (Layout::init_fixed_output_section): New function.
1876 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1877 incremental updates.
1878 (Layout::create_gold_note): Do not create gold note section for
1879 incremental updates.
1880 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1881 for incremental updates.
1882 (Layout::set_section_offsets): For incremental updates, allocate space
1883 from free list.
1884 (Layout::create_symtab_sections): Layout with offsets relative to
1885 start of section; for incremental updates, allocate space from free
1886 list.
1887 (Layout::create_shdrs): For incremental updates, allocate space from
1888 free list.
1889 (Layout::finish_dynamic_section): For incremental updates, do not
1890 check --as-needed (fixed in subsequent patch).
1891 * layout.h (class Free_list): New class.
1892 (Layout::set_incremental_base): New function.
1893 (Layout::incremental_base): New function.
1894 (Layout::init_fixed_output_section): New function.
1895 (Layout::allocate): New function.
1896 (Layout::incremental_base_): New data member.
1897 (Layout::free_list_): New data member.
1898 * main.cc (main): Print Free_list statistics.
1899 * object.cc (Relobj::finalize_incremental_relocs): Add
1900 clear_counts parameter; clear counts only when clear_counts is set.
1901 (Sized_relobj::Sized_relobj): Initialize new base class.
1902 (Sized_relobj::do_layout): Don't report special sections.
1903 (Sized_relobj::do_for_all_local_got_entries): New function.
1904 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1905 symtab_off to all symbol table offsets.
1906 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1907 * object.h (class Got_offset_list): Move to top of file.
1908 (Object::Object): Allow case where input_file == NULL.
1909 (Object::~Object): Likewise.
1910 (Object::input_file): Assert that input_file != NULL.
1911 (Object::lock): Allow case where input_file == NULL.
1912 (Object::unlock): Likewise.
1913 (Object::is_locked): Likewise.
1914 (Object::token): Likewise.
1915 (Object::release): Likewise.
1916 (Object::is_incremental): New function.
1917 (Object::get_mtime): New function.
1918 (Object::for_all_local_got_entries): New function.
1919 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1920 (Object::set_is_in_system_directory): New function.
1921 (Object::is_in_system_directory): New function.
1922 (Object::do_is_incremental): New function.
1923 (Object::do_get_mtime): New function.
1924 (Object::do_for_all_local_got_entries): New function.
1925 (Object::is_in_system_directory_): New data member.
1926 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1927 (class Sized_relobj_base): New class.
1928 (class Sized_relobj): Derive from Sized_relobj_base.
1929 (class Sized_relobj::Symbols): Redeclare from base class.
1930 (class Sized_relobj::local_got_offset_list): Remove.
1931 (class Sized_relobj::Output_sections): Redeclare from base class.
1932 (class Sized_relobj::do_for_all_local_got_entries): New function.
1933 (class Sized_relobj::write_local_symbols): Add offset parameter.
1934 (class Sized_relobj::local_symbol_offset_): Update comment.
1935 (class Sized_relobj::local_dynsym_offset_): Update comment.
1936 * options.cc (Input_arguments::add_file): Remove const.
1937 * options.h (Input_file_argument::Input_file_argument):
1938 Initialize arg_serial_ (all constructors).
1939 (Input_file_argument::set_arg_serial): New function.
1940 (Input_file_argument::arg_serial): New function.
1941 (Input_file_argument::arg_serial_): New data member.
1942 (Input_arguments::Input_arguments): Initialize file_count_.
1943 (Input_arguments::add_file): Remove const.
1944 (Input_arguments::number_of_input_files): New function.
1945 (Input_arguments::file_count_): New data member.
1946 (Command_line::number_of_input_files): Call
1947 Input_arguments::number_of_input_files.
1948 * output.cc (Output_segment_headers::Output_segment_headers):
1949 Set current size.
1950 (Output_section::Input_section::current_data_size): New function.
1951 (Output_section::Output_section): Initialize new data members.
1952 (Output_section::add_input_section): Don't do merge sections for
1953 an incremental link; allocate space from free list for an
1954 incremental update.
1955 (Output_section::add_output_section_data): Allocate space from
1956 free list for an incremental update.
1957 (Output_section::update_data_size): New function.
1958 (Output_section::set_fixed_layout): New function.
1959 (Output_section::reserve): New function.
1960 (Output_segment::set_section_addresses): Remove const.
1961 (Output_segment::set_section_list_addresses): Remove const; allocate
1962 space from free list for an incremental update.
1963 (Output_segment::set_offset): Adjust size of RELRO segment for an
1964 incremental update.
1965 * output.h (Output_data::current_data_size): Move here from
1966 child classes.
1967 (Output_data::pre_finalize_data_size): New function.
1968 (Output_data::update_data_size): New function.
1969 (Output_section_headers::update_data_size): new function.
1970 (Output_section_data_build::current_data_size): Move to Output_data.
1971 (Output_data_strtab::update_data_size): New function.
1972 (Output_section::current_data_size): Move to Output_data.
1973 (Output_section::set_fixed_layout): New function.
1974 (Output_section::has_fixed_layout): New function.
1975 (Output_section::reserve): New function.
1976 (Output_section::update_data_size): New function.
1977 (Output_section::has_fixed_layout_): New data member.
1978 (Output_section::free_list_): New data member.
1979 (Output_segment::set_section_addresses): Remove const.
1980 (Output_segment::set_section_list_addresses): Remove const.
1981 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1982 New function.
1983 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1984 New function.
1985 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1986 parameter when calling Add_symbols constructor; store argument
1987 serial number for members of a lib group.
1988 (Add_symbols::locks): Allow case where token == NULL.
1989 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1990 (Read_member::~Read_member): New function.
1991 (Read_member::is_runnable): New function.
1992 (Read_member::locks): New function.
1993 (Read_member::run): New function.
1994 (Check_script::~Check_script): New function.
1995 (Check_script::is_runnable): New function.
1996 (Check_script::locks): New function.
1997 (Check_script::run): New function.
1998 (Check_library::~Check_library): New function.
1999 (Check_library::is_runnable): New function.
2000 (Check_library::locks): New function.
2001 (Check_library::run): New function.
2002 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2003 (Add_symbols::library_): New data member.
2004 (class Read_member): New class.
2005 (class Check_script): New class.
2006 (class Check_library): New class.
2007 * reloc.cc (Read_relocs::is_runnable): Allow case where
2008 token == NULL.
2009 (Read_relocs::locks): Likewise.
2010 (Scan_relocs::locks): Likewise.
2011 (Relocate_task::locks): Likewise.
2012 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2013 to clear counters.
2014 (Sized_relobj::incremental_relocs_scan): Fix comment.
2015 (Sized_relobj::do_relocate): Pass output file offset to
2016 write_local_symbols.
2017 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2018 from class declaration.
2019 * script.cc (read_input_script): Allocate Script_info; pass
2020 argument serial number to report_script.
2021 * script.h (class Script_info): Move to incremental.h.
2022 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2023 * symtab.h (Symbol_table::add_from_incrobj): New function.
2024 (Symbol_table::set_file_offset): New function.
2025
b961d0d7
CC		 20262011-04-05 Cary Coutant <ccoutant@google.com>
2027
2028 * incremental-dump.cc (dump_incremental_inputs): Change signature
2029 to take a Sized_incremental_binary; change caller. Use readers
2030 in Sized_incremental_binary.
2031 * incremental.cc
2032 (Sized_incremental_binary::find_incremental_inputs_sections):
2033 Rename do_find_incremental_inputs_sections to this.
2034 (Sized_incremental_binary::setup_readers): New function.
2035 (Sized_incremental_binary::do_check_inputs): Check
2036 has_incremental_info_ flag; move setup code to setup_readers;
2037 use input readers.
2038 (Sized_incremental_binary::do_file_is_unchanged): New function.
2039 (Sized_incremental_binary::do_get_input_reader): New function.
2040 * incremental.h (class Incremental_binary): Move to end of file.
2041 (Incremental_binary::file_is_unchanged): New function.
2042 (Incremental_binary::do_file_is_unchanged): New function.
2043 (Incremental_binary::Input_reader): New class.
2044 (Incremental_binary::get_input_reader): New function.
2045 (class Sized_incremental_binary): Move to end of file.
2046 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2047 input section reader classes.
2048 (Sized_incremental_binary::has_incremental_info): New function.
2049 (Sized_incremental_binary::inputs_reader): New function.
2050 (Sized_incremental_binary::symtab_reader): New function.
2051 (Sized_incremental_binary::relocs_reader): New function.
2052 (Sized_incremental_binary::got_plt_reader): New function.
2053 (Sized_incremental_binary::do_file_is_unchanged): New function.
2054 (Sized_incremental_binary::Sized_input_reader): New class.
2055 (Sized_incremental_binary::get_input_reader): New function.
2056 (Sized_incremental_binary::find_incremental_inputs_sections):
2057 Rename do_find_incremental_inputs_sections to this.
2058 (Sized_incremental_binary::setup_readers): New function.
2059 (Sized_incremental_binary::has_incremental_info_): New data member.
2060 (Sized_incremental_binary::inputs_reader_): New data member.
2061 (Sized_incremental_binary::symtab_reader_): New data member.
2062 (Sized_incremental_binary::relocs_reader_): New data member.
2063 (Sized_incremental_binary::got_plt_reader_): New data member.
2064 (Sized_incremental_binary::current_input_file_): New data member.
2065
a869183f
PP		 20662011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2067
2068 PR gold/12640
2069 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2070 violation.
2071
20722011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2073
2074 * archive.cc (Archive::include_member): Adjust call to report_object.
2075 (Add_archive_symbols::run): Add script_info to call to
2076 report_archive_begin.
2077 (Lib_group::include_member): Adjust call to report_object.
2078 (Add_lib_group_symbols::run): Adjust call to report_object.
2079 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2080 blocks. Add object count for script input files.
2081 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2082 script_info parameter; change all callers.
2083 (Incremental_inputs::report_object): Add script_info parameter;
2084 change all callers.
2085 (Incremental_inputs::report_script): Store backpointer to
2086 incremental info entry.
2087 (Output_section_incremental_inputs::set_final_data_size): Record
2088 additional information for scripts.
2089 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2090 * incremental.h (Incremental_script_entry::add_object): New function.
2091 (Incremental_script_entry::get_object_count): New function.
2092 (Incremental_script_entry::get_object): New function.
2093 (Incremental_script_entry::objects_): New data member; adjust
2094 constructor.
2095 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2096 (Incremental_inputs::report_object): Add script_info parameter.
2097 (Incremental_inputs_reader::get_object_count): New function.
2098 (Incremental_inputs_reader::get_object_offset): New function.
2099 * options.cc (Input_arguments::add_file): Return reference to
2100 new input argument.
2101 * options.h (Input_argument::set_script_info): New function.
2102 (Input_argument::script_info): New function.
2103 (Input_argument::script_info_): New data member; adjust all
2104 constructors.
2105 (Input_file_group::add_file): Return reference to new input argument.
2106 (Input_file_lib::add_file): Likewise.
2107 (Input_arguments::add_file): Likewise.
2108 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2109 * script.cc (Parser_closure::Parser_closure): Add script_info
2110 parameter; adjust all callers.
2111 (Parser_closure::script_info): New function.
2112 (Parser_closure::script_info_): New data member.
2113 (read_input_script): Report scripts earlier to incremental info.
2114 (script_add_file): Set script_info in Input_argument.
2115 (script_add_library): Likewise.
2116 * script.h (Script_options::Script_info): Rewrite class.
2117
a869183f 21182011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2119
2120 * archive.cc (Library_base::should_include_member): Move
2121 method here from class Archive.
2122 (Archive::Archive): Initialize base class.
2123 (Archive::should_include_member): Move to base class.
2124 (Archive::do_for_all_unused_symbols): New function.
2125 (Add_archive_symbols::run): Remove redundant access to
2126 incremental_inputs.
2127 (Lib_group::Lib_group): Initialize base class.
2128 (Lib_group::do_filename): New function.
2129 (Lib_group::include_member): Pass pointer to Lib_group to
2130 report_object.
2131 (Lib_group::do_for_all_unused_symbols): New function.
2132 (Add_lib_group_symbols::run): Report archive information for
2133 incremental links.
2134 * archive.h (class Library_base): New base class.
2135 (class Archive): Derive from Library_base.
2136 (Archive::filename): Move to base class.
2137 (Archive::set_incremental_info): Likewise.
2138 (Archive::incremental_info): Likewise.
2139 (Archive::Should_include): Likewise.
2140 (Archive::should_include_member): Likewise.
2141 (Archive::Armap_entry): Remove.
2142 (Archive::Unused_symbol_iterator): Remove.
2143 (Archive::unused_symbols_begin): Remove.
2144 (Archive::unused_symbols_end): Remove.
2145 (Archive::do_filename): New function.
2146 (Archive::do_get_mtime): New function.
2147 (Archive::do_for_all_unused_symbols): New function.
2148 (Archive::task_): Move to base class.
2149 (Archive::incremental_info_): Likewise.
2150 (class Lib_group): Derive from Library_base.
2151 (Lib_group::do_filename): New function.
2152 (Lib_group::do_get_mtime): New function.
2153 (Lib_group::do_for_all_unused_symbols): New function.
2154 (Lib_group::task_): Move to base class.
2155 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2156 function.
2157 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2158 function.
2159 * incremental.cc (Incremental_inputs::report_archive_begin):
2160 Use Library_base; call library's get_mtime; add incremental inputs
2161 entry before members.
2162 (class Unused_symbol_visitor): New class.
2163 (Incremental_inputs::report_archive_end): Use Library_base; use
2164 visitor class to record unused symbols; don't add incremental inputs
2165 entry after members.
2166 (Incremental_inputs::report_object): Use Library_base.
2167 * incremental.h
2168 (Incremental_archive_entry::Incremental_archive_entry): Remove
2169 unused Archive parameter.
2170 (Incremental_inputs::report_archive_begin): Use Library_base.
2171 (Incremental_inputs::report_archive_end): Likewise.
2172 (Incremental_inputs::report_object): Likewise.
2173 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2174 function.
2175 * object.h (Object::for_all_global_symbols): New function.
2176 (Object::do_for_all_global_symbols): New function.
2177 (Sized_relobj::do_for_all_global_symbols): New function.
2178 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2179 function.
2180 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2181 function.
2182
61ab3e40
ILT		 21832011-03-27 Ian Lance Taylor <iant@google.com>
2184
2185 * archive.cc (Archive::interpret_header): Return -1 if something
2186 goes wrong. Change callers accordingly.
2187
30e1f9e6
CC		 21882011-03-25 Cary Coutant <ccoutant@google.com>
2189
2190 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2191 * testsuite/Makefile.in: Regenerate.
2192
9370ce59 21932011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2194
2195 * plugin.cc (get_view): New.
2196 (Plugin::load): Pass get_view to the plugin.
2197 (Plugin_manager::get_view): New.
2198
9312bb0a
ILT		 21992011-03-21 Ian Lance Taylor <iant@google.com>
2200
2201 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2202 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2203
7e12ba9e
ST		 22042011-03-21 Sriraman Tallam <tmsriram@google.com>
2205
2206 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2207 Change == to -eq.
2208 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2209 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2210 Change == to -eq.
2211 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2212 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2213
fd7a005d
ILT		 22142011-03-14 Ian Lance Taylor <iant@google.com>
2215
2216 * script-sections.cc (Sort_output_sections::script_compare):
2217 Rename from is_before, change return type.
2218 (Sort_output_sections::operator()): Adjust accordingly.
2219
ed16fd1b
ILT		 22202011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2221
2222 PR gold/12572
2223 * testsuite/odr_violation2.cc: Add comment to make all error line
2224 numbers double digits.
2225 * testsuite/debug_msg.sh: Adjust expected errors.
2226
71ff8986
ILT		 22272011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2228
2229 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2230 but mark earlier ones as non-canonical
2231 (offset_to_iterator): Update search target and example
2232 (do_addr2line): Return extra lines in a vector*
2233 (format_file_lineno): Extract from do_addr2line
2234 (one_addr2line): Add vector* out-param
2235 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2236 when a lineno entry appeared last for its instruction
2237 (Dwarf_line_info): Add vector* out-param
2238 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2239 * symtab.cc (Odr_violation_compare): Include the lineno in the
2240 comparison again.
2241 (linenos_from_loc): New. Combine the canonical line for an
2242 address with its other lines.
2243 (True_if_intersect): New. Helper functor to make
2244 std::set_intersection a query.
2245 (detect_odr_violations): Compare sets of lines instead of just
2246 one line for each function. This became less deterministic, but
2247 has fewer false positives.
2248 * symtab.h: Declarations.
2249 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2250 mix an optimized and non-optimized object in the same binary
2251 (odr_violation2.so): Same.
2252 * testsuite/Makefile.in: Regenerate from Makefile.am.
2253 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2254 * testsuite/debug_msg.sh: Update line numbers and add
2255 assertions.
2256 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2257 non-optimized context.
2258 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2259 isn't inlined, and use OdrDerived in an optimized context.
2260 * testsuite/odr_header1.h: Defines OdrDerived, where
2261 optimization will change the
2262 first-instruction-in-the-destructor's file and line number.
2263 * testsuite/odr_header2.h: Defines OdrBase.
2264
a19fefdc
ILT		 22652011-03-09 Ian Lance Taylor <iant@google.com>
2266
2267 * fileread.cc (File_read::clear_views): Don't delete the whole
2268 file view.
2269
ecb351e9
ILT		 22702011-03-08 Ian Lance Taylor <iant@google.com>
2271
2272 PR gold/12525
2273 * fileread.cc: #include <climits>.
2274 (GOLD_IOV_MAX): Define.
2275 (File_read::read_multiple): Limit number of entries by iov_max.
2276 * fileread.h (class File_read): Always set max_readv_entries to
2277 128.
2278
b821d13c
ILT		 22792011-03-07 Ian Lance Taylor <iant@google.com>
2280
2281 PR gold/12525
2282 * options.h (class General_options): Add -dy and -dn.
2283
89243142
CC		 22842011-03-02 Cary Coutant <ccoutant@google.com>
2285
2286 * testsuite/script_test_9.t: Add TLS segment.
2287
d0773f31
ILT		 22882011-03-02 Simon Baldwin <simonb@google.com>
2289
2290 * configure.ac: Add check for gnu_indirect_function support in
2291 the toolchain building binutils.
2292 * configure: Rebuild.
2293
9370ce59 22942011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2295
2296 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2297 plugin only symbols.
2298 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2299 in plugin files as not needed in the symbol table.
2300
4cf7a849
ST		 23012011-02-11 Sriraman Tallam <tmsriram@google.com>
2302
2303 * output.cc (Output_section::add_input_section): Delay fill
2304 generation for section ordering.
2305
b578bd7d
ILT		 23062011-02-09 Ian Lance Taylor <iant@google.com>
2307
2308 PR gold/12316
2309 * object.h (class Sized_relobj): Remove clear_local_symbols.
2310 * reloc.cc (Sized_relobj::do_relocate): Don't call
2311 clear_local_symbols.
2312
9370ce59 23132011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2314
2315 * plugin.cc (is_visible_from_outside): Return true for symbols
2316 in the -u option.
2317
55382fb7
ILT		 23182011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2319
2320 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2321 filename.
2322
4e271fff
ST		 23232011-02-02 Sriraman Tallam <tmsriram@google.com>
2324
2325 * icf.h (is_section_foldable_candidate): Change type of parameter
2326 to std::string.
2327 * icf.cc (Icf::find_identical_sections): Change type of local variable
2328 section_name to be std::string.
2329 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2330
d433c3ac
ILT		 23312011-01-25 Ian Lance Taylor <iant@google.com>
2332
2333 * script.cc (script_add_extern): Rewrite to use
2334 add_symbol_reference.
2335
880473a6
DK		 23362011-01-25 Doug Kwan <dougkwan@google.com>
2337
d433c3ac 2338 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2339
f30f86fa
ILT		 23402011-01-24 Ian Lance Taylor <iant@google.com>
2341
2342 * options.h (class General_options): Accept
2343 --no-detect-odr-violations.
2344
8e51a0b9
ILT		 23452011-01-24 Ian Lance Taylor <iant@google.com>
2346
2347 * version.cc (version_string): Bump to 1.11.
2348
0f3b89d8
ILT		 23492011-01-24 Ian Lance Taylor <iant@google.com>
2350
2351 * plugin.cc (class Plugin_rescan): Define new class.
2352 (Plugin_manager::claim_file): Set any_claimed_.
2353 (Plugin_manager::save_archive): New function.
2354 (Plugin_manager::save_input_group): New function.
2355 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2356 necessary.
2357 (Plugin_manager::new_undefined_symbol): New function.
2358 (Plugin_manager::rescan): New function.
2359 (Plugin_manager::rescannable_defines): New function.
2360 (Plugin_manager::add_input_file): Set any_added_.
2361 * plugin.h (class Plugin_manager): define new fields rescannable_,
2362 undefined_symbols_, any_claimed_, and any_added_. Declare
2363 Plugin_rescan as friend. Declare new functions.
2364 (Plugin_manager::Rescannable): Define type.
2365 (Plugin_manager::Rescannable_list): Define type.
2366 (Plugin_manager::Undefined_symbol_list): Define type.
2367 (Plugin_manager::Plugin_manager): Initialize new fields.
2368 * archive.cc (Archive::defines_symbol): New function.
2369 (Add_archive_symbols::run): Pass archive to plugins if any.
2370 * archive.h (class Archive): Declare defines_symbol.
2371 * readsyms.cc (Input_group::~Input_group): New function.
2372 (Finish_group::run): Pass input_group to plugins if any.
2373 * readsyms.h (class Input_group): Declare destructor.
2374 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2375 any.
2376
3bb951e5
ILT		 23772011-01-10 Ian Lance Taylor <iant@google.com>
2378
2379 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2380 section as relro.
2381 (Layout::set_segment_offsets): Reset increase_relro before calling
2382 set_section_addresses a second time.
2383
0aa45fac
CC		 23842011-01-04 Cary Coutant <ccoutant@google.com>
2385
2386 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2387 sections before NOBITS sections.
2388
0db46eb4
L		 23892011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2390
2391 * version.cc (print_version): Update copyright to 2011.
2392
829c9745
CC		 23932010-12-23 Cary Coutant <ccoutant@google.com>
2394
2395 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2396 of OS to this->add. Add OD parameter to second form of the function.
2397
7500420b
ILT		 23982010-12-20 Ian Lance Taylor <iant@google.com>
2399
2400 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2401 second of two consecutive entries with same offset.
2402
f8e9a930
RW		 24032010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2404
2405 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2406 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2407 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2408 to avoid unneeded links against $(LDADD).
2409 * testsuite/Makefile.in: Regenerate.
2410
2fbb4320
ILT		 24112010-12-15 Ian Lance Taylor <iant@google.com>
2412
2413 PR gold/12324
2414 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2415 for R_X86_64_32 and R_X86_64_PC32.
2416 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2417 ver_matching_def_pic.o.
2418 (ver_matching_def_pic.o): New target.
2419
fedb228d
RW		 24202010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2421
2422 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2423 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2424 Move definition before File_read::View member definitions.
2425 (File_read::View::~View): Initialize and hold lock before
2426 updating current_mapped_bytes.
2427
9b547ce6
RW		 24282010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2429
2430 * dwarf_reader.cc: Remove outdated comment.
2431 * gold-threads.cc: Fix typo in error message.
2432 * archive.cc: Fix typos in comments.
2433 * archive.h: Likewise.
2434 * arm-reloc-property.cc: Likewise.
2435 * arm-reloc-property.h: Likewise.
2436 * arm-reloc.def: Likewise.
2437 * arm.cc: Likewise.
2438 * attributes.h: Likewise.
2439 * cref.cc: Likewise.
2440 * ehframe.cc: Likewise.
2441 * fileread.h: Likewise.
2442 * gold.h: Likewise.
2443 * i386.cc: Likewise.
2444 * icf.cc: Likewise.
2445 * incremental.h: Likewise.
2446 * int_encoding.cc: Likewise.
2447 * layout.h: Likewise.
2448 * main.cc: Likewise.
2449 * merge.h: Likewise.
2450 * object.cc: Likewise.
2451 * object.h: Likewise.
2452 * options.cc: Likewise.
2453 * readsyms.cc: Likewise.
2454 * reduced_debug_output.cc: Likewise.
2455 * reloc.cc: Likewise.
2456 * script-sections.cc: Likewise.
2457 * sparc.cc: Likewise.
2458 * symtab.h: Likewise.
2459 * target-reloc.h: Likewise.
2460 * target.cc: Likewise.
2461 * target.h: Likewise.
2462 * timer.cc: Likewise.
2463 * timer.h: Likewise.
2464 * x86_64.cc: Likewise.
2465
83e17bd5
CC		 24662010-12-09 Cary Coutant <ccoutant@google.com>
2467
2468 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2469 stack.
2470 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2471 parameter; change all callers.
2472 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2473 * options.h (warn_execstack): New option.
2474
017257f8
DK		 24752010-12-07 Doug Kwan <dougkwan@google.com>
2476
2477 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2478 like function call relocations.
2479
c20cbc06
ILT		 24802010-12-07 Ian Lance Taylor <iant@google.com>
2481
2482 * archive.cc (Archive::get_elf_object_for_member): Permit
2483 punconfigured to be NULL.
2484 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2485 (Archive::include_member): Pass NULL to get_elf_object_for_member
2486 if we searched for the archive and this is the first included
2487 object.
2488
4dbfafcc
ILT		 24892010-12-01 Ian Lance Taylor <iant@google.com>
2490
2491 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2492 track_relocs_type_ field.
2493 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2494 Set track_relocs_type_.
2495 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2496 contents when using RELA relocs.
2497 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2498 reloc_map_.
2499 * reloc.cc (Track_relocs::next_addend): New function.
2500 * reloc.h (class Track_relocs): Declare next_addend.
2501
e5e19edd
ILT		 25022010-12-01 Ian Lance Taylor <iant@google.com>
2503
2504 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2505 virtual destructor.
2506
9a5ce24c
ILT		 25072010-12-01 Ian Lance Taylor <iant@google.com>
2508
2509 * README: Update compilers known to work and fail.
2510
c7791212
NC		 25112010-11-23 Matthias Klose <doko@ubuntu.com>
2512
2513 * configure.in: For --enable-gold, handle value `default' instead of
2514 `both*'. Always install ld as ld.bfd, install as ld if gold is
2515 not the default.
2516 * configure: Regenerate.
2517
0ad220c9
DK		 25182010-11-18 Doug Kwan <dougkwan@google.com>
2519
2520 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2521 and right_alignment to be zero. Store result alignment only if it is
2522 greater than existing alignment.
2523
ab8056e0
CC		 25242010-11-16 Cary Coutant <ccoutant@google.com>
2525
2526 PR gold/12220
2527 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2528 Check for ".zdebug_line".
2529
fd064a5b
CC		 25302010-11-16 Doug Kwan <dougkwan@google.com>
2531 Cary Coutant <ccoutant@google.com>
2532
2533 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2534 by reference; adjust all callers.
2535 * output.cc (Output_segment::set_section_addresses): Adjust references
2536 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2537 list is empty.
2538 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2539 end at page boundary.
2540
6fc6ea19
CC		 25412010-11-16 Cary Coutant <ccoutant@google.com>
2542
2543 PR gold/12220
2544 * layout.cc (Layout::choose_output_section): Transform names of
2545 compressed sections even when using a script with a SECTIONS clause.
2546 (Layout::output_section_name): Remove code to transform
2547 compressed debug section names.
2548 * output.cc (Output_section::add_input_section): Use uncompressed
2549 section size when tracking input sections.
2550
95a2c8d6
RS		 25512010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2552
2553 * symtab.h (Symbol::NON_PIC_REF): Remove.
2554 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2555 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2556 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2557 (Symbol::use_plt_offset): Take a flags argument and pass it
2558 directly to needs_dynamic_reloc. Restrict check for undefined
2559 weak symbols to function calls.
2560 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2561 (Target_arm::Scan::global): Use it.
2562 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2563 (Target_arm::Relocate::relocate): Likewise.
2564 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2565 parameter with an r_type parameter. Use get_reference_flags
2566 to get the flags.
2567 (Target_arm::Relocate::relocate): Update accordingly.
2568 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2569 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2570 (Target_i386::Scan::global): Likewise.
2571 (Target_i386::Relocate::relocate): Likewise.
2572 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2573 parameter with an r_type parameter. Use get_reference_flags
2574 to get the flags.
2575 (Target_i386::Relocate::relocate): Update accordingly.
2576 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2577 (Target_powerpc::Scan::global): Use it.
2578 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2579 (Target_powerpc::Relocate::relocate): Likewise.
2580 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2581 (Target_sparc::Scan::global): Use it.
2582 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2583 (Target_sparc::Relocate::relocate): Likewise.
2584 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2585 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2586 (Target_x86_64::Scan::global): Likewise.
2587 (Target_x86_64::Relocate::relocate): Likewise.
2588
f625ae50
DK		 25892010-11-08 Doug Kwan <dougkwan@google.com>
2590 Cary Coutant <ccoutant@google.com>
2591
2592 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2593 (Arm_exidx_merge_section::section_contents_): New data member.
2594 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2595 (Arm_input_section::~Arm_input_section): De-allocate memory.
2596 (Arm_input_section::original_contents_): New data member.
2597 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2598 in parameters instead of calling Object::section_contents without
2599 locking.
2600 (Arm_output_section::group_section): New parameter TASK. Pass it
2601 to callees that need locking objects.
2602 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2603 to lock EXIDX input sections. Fix a formatting issue. Call
2604 Arm_exidx_merged_section::build_contents to create merged section
2605 contents.
2606 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2607 to lock object of stub table owner.
2608 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2609 TEXT_SIZE to initialize data member TEXT_SIZE_.
2610 (Arm_exidx_input_section::addralign): Fix typo in comment.
2611 (Arm_exidx_input_section::text_size): New method.
2612 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2613 that require locking objects. Lock objects before scanning for stubs
2614 and updating local symbols.
2615 (Arm_input_section<big_endian>::init): Copy contents of original
2616 input section.
2617 (Arm_input_section<big_endian>::do_write): Use saved contents of
2618 original input section instead of calling Object::section_contents
2619 without locking.
2620 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2621 size without calling Object::section_size().
2622 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2623 for size. Allocate a buffer for merged EXIDX entries.
2624 (Arm_exidx_merged_section::build_contents): New method.
2625 (Arm_exidx_merged_section::do_write): Move merge section contents
2626 building code to Arm_exidx_merged_section::build_contetns. Write
2627 out contetns in buffer instead of building it on the fly.
2628 (Arm_relobj::make_exidx_input_section): Also pass text section size
2629 to Arm_exidx_input_section constructor.
2630 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2631 (Arm_dynobj::do_read_symbols): Fix memory leak.
2632 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2633 * target.h: (class Task): Add forward declaration.
2634 (Target::relax): Add new parameter TASK and pass it to
2635 Target::do_relax().
2636 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2637
5f9bcf58
CC		 26382010-11-05 Cary Coutant <ccoutant@google.com>
2639
2640 PR gold/10708
2641 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2642 object when reading from the file.
2643 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2644 second layout pass.
2645 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2646 when reading section contents.
2647 (get_section_contents): Likewise.
2648 (icf::find_identical_sections): Likewise.
2649 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2650 object when reading from the file.
2651 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2652 the object when doing deferred section layout.
2653
e597fa08
NC		 26542010-11-03 Nick Clifton <nickc@redhat.com>
2655
2656 PR gold/12001
2657 * script.h (class Symbol_assignment: name): New member. Returns
2658 the name of the symbol.
2659 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2660 Returns true if the given symbol name is on the list of
2661 assignments wating to be processed.
2662 * archive.cc (should_incldue_member): If the symbol is undefined,
2663 check to see if it is on the list of symbols pending assignment.
2664
3f9a3278
ILT		 26652010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2666
2667 * script-sections.cc (Script_sections::find_memory_region): Check
2668 for a NULL output section pointer.
2669
d06fb4d1
DK		 26702010-10-29 Doug Kwan <dougkwan@google.com>
2671
2672 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2673 Output_section::add_relaxed_input_section.
2674 * output.cc (Output_section::add_relaxed_input_section): Add new
2675 arguments LAYOUT and NAME. Set section order index.
2676 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2677 Copy section order index.
2678 * output.h (Output_section::add_relaxed_input_section): Add new
2679 arguments LAYOUT and NAME.
2680
90e24de5
ILT		 26812010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2682
2683 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2684 NATIVE_OR_CROSS_LINKER.
2685 * testsuite/Makefile.in: Regenerate.
2686
c9484ea5
DK		 26872010-10-20 Doug Kwan <dougkwan@google.com>
2688
2689 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2690 without SHF_LINK_ORDER flags.
2691 * layout.cc (Layout::choose_output_section): Do not filter
2692 SHF_LINK_ORDER flag in a relocatable link.
2693
5bc2f5be
CC		 26942010-10-17 Cary Coutant <ccoutant@google.com>
2695
2696 * output.h (Output_segment::set_section_addresses): Change function
2697 signature. Update all callers.
2698 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2699 sections.
2700 (Output_segment::set_section_addresses): Align after last TLS
2701 section. Add padding before last relro section instead of after.
2702
0c91cf04
DK		 27032010-10-17 Doug Kwan <dougkwan@google.com>
2704
2705 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2706 GOT output section to be writable.
2707
8c21d9d3
CC		 27082010-10-14 Cary Coutant <ccoutant@google.com>
2709
2710 * debug.h (DEBUG_INCREMENTAL): New flag.
2711 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2712 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2713 mode.
2714 * incremental.cc (report_command_line): Ignore all forms of
2715 --incremental.
2716 * layout.cc (Layout::Layout): Check parameters for incremental link
2717 mode.
2718 * options.cc (General_options::parse_incremental): New function.
2719 (General_options::parse_no_incremental): New function.
2720 (General_options::parse_incremental_full): New function.
2721 (General_options::parse_incremental_update): New function.
2722 (General_options::incremental_mode_): New data member.
2723 (General_options::finalize): Check incremental_mode_.
2724 * options.h (General_options): Update help text for --incremental.
2725 Add --no-incremental, --incremental-full, --incremental-update.
2726 (General_options::Incremental_mode): New enum type.
2727 (General_options::incremental_mode): New function.
2728 (General_options::incremental_mode_): New data member.
2729 * parameters.cc (Parameters::incremental_mode_): New data member.
2730 (Parameters::set_options): Set incremental_mode_.
2731 (Parameters::set_incremental_full): New function.
2732 (Parameters::incremental): New function.
2733 (Parameters::incremental_update): New function.
2734 (set_parameters_incremental_full): New function.
2735 * parameters.h (Parameters::set_incremental_full): New function.
2736 (Parameters::incremental): New function.
2737 (Parameters::incremental_update): New function.
2738 (Parameters::incremental_mode_): New data member.
2739 (set_parameters_incremental_full): New function.
2740 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2741 incremental link mode.
2742 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2743 (Sized_relobj::do_relocate_sections): Likewise.
2744 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2745 option.
2746 * testsuite/Makefile.in: Regenerate.
2747 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2748
bb32aa18 27492010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2750
2751 * script-sections.h (class Script_sections): Make
2752 Sections_elements typedef public.
2753 * script-sections.cc (class Sort_output_sections): Add elements_
2754 field. Add constructor which sets it; change all callers.
2755 (Sort_output_sections::is_before): New function.
2756 (Sort_output_sections::operator()): Call is_before.
2757 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2758 conditional.
2759 * testsuite/script_test_10.sh: New test. Test script section
2760 order.
2761 * testsuite/script_test_10.t: Likewise.
2762 * testsuite/script_test_10.s: Likewise.
2763 * testsuite/Makefile.am: Wrap the cross linker tests and the
2764 common tests into NATIVE_OR_CROSS_LINKER.
2765 (check_SCRIPTS): Add script_test_10.sh.
2766 (check_DATA): Add script_test_10.stdout.
2767 (script_test_10.o, script_test_10): New targets.
2768 (script_test_10.stdout): New target.
2769 * configure, testsuite/Makefile.in: Regenerate.
2770
3cef7179
ILT		 27712010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2772
2773 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2774 error for the deprecated relocations.
2775 (Target_arm::Scan::global): Likewise.
2776 (Target_arm::Relocate::relocate): Likewise.
2777
7411e9a8
RS		 27782010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2779
2780 * fileread.cc (Input_file::find_file): Initialize *found_name
2781 and *namep when using the fallback search for case 4.
2782
6a9da32a
CC		 27832010-10-11 Cary Coutant <ccoutant@google.com>
2784
2785 * options.h (class General_options): Redefine -z lazy as an alias for
2786 the negation of -z now.
2787
ac897c20
ILT		 27882010-10-11 Ian Lance Taylor <iant@google.com>
2789
2790 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2791 binding.
2792
ea5cae92
NC		 27932010-10-06 Nick Clifton <nickc@redhat.com>
2794
2795 * script-sections.cc(class Memory_region): Remove
2796 current_lma_offset_ field. Rename current_vma_offset_ to
2797 current_offset_. Add last_section_ field.
2798 (Memory_region::get_current_vma_address): Rename to
2799 get_current_address.
2800 (Memory_region::get_current_lma_address): Delete.
2801 (Memory_region::increment_vma_offset): Rename to
2802 increment_offset.
2803 (Memory_region::increment_lma_offset): Delete.
2804 (Memory_region::attributes_compatible): New method. Returns
2805 true if the provided section is compatible with the region.
2806 (Memory_region::get_last_section): New method. Returns the last
2807 section to use the region.
2808 (Memory_region::set_last_section): New method. Stores the last
2809 section to use the region.
2810 (Script_sections::block_in_region): New method. Returns true if
2811 a block of memory is contained within a region.
2812 (Script_sections::find_memory_region): New method. Locates a
2813 memory region to be used to set a VMA or LMA address.
2814 (Output_section_definition::set_section_addresses): Add code to
2815 check for addresses set by memory regions.
2816 (Output_segment::set_section_addresses): Remove memory region
2817 walking code.
2818 (Script_sections::create_segment): Add a warning if a header
2819 segment is created outside of any region.
2820 * script-sections.h (class Script_sections): Add prototypes for
2821 find_memory_region and block_in_region methods.
2822 * testsuite/memory_test.s: Use .long instead of .word.
2823 * testsuite/memory_test.t: Add some more output sections.
2824 * testsuite/memory_test.sh: Update expected output.
2825
a9bfd952
DK		 28262010-10-02 Doug Kwan <dougkwan@google.com>
2827
2828 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2829 defintion to symtab.h
2830 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2831 declaration to defintion.
2832
bacff3ab
NC		 28332010-10-01 Nick Clifton <nickc@redhat.com>
2834
2835 * expression.cc (eval): Replace dummy argument with NULL.
2836 (eval_maybe_dot): Check for a NULL result section pointer.
2837 (Symbol_expression::value): Likewise.
2838 (Dot_expression::value): Likewise.
2839 (BINARY_EXPRESSION): Likewise.
2840 (Max_expression::value): Likewise.
2841 (Min_expression::value): Likewise.
2842 (Absolute_expression::value): Likewise.
2843 (Addr_expression::value_from_output_section): Likewise.
2844 (Loaddddr_expression::value_from_output_section): Likewise.
2845 (Segment_start_expression::value): Likewise.
2846 * script-sections.cc
2847 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2848 argument with NULL.
2849 (Sections_elememt_dot_assignment::set_section_addresses):
2850 Likewise.
2851 (Output_data_expression::do_write_to_buffer): Likewise.
2852 (Output_section_definition::finalize_symbols): Likewise.
2853 (Output_section_definition::set_section_addresses): Likewise.
2854
f81bc8b5
DK		 28552010-09-30 Doug Kwan <dougkwan@google.com>
2856
2857 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2858
c95e9f27
ST		 28592010-09-28 Sriraman Tallam <tmsriram@google.com>
2860
2861 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2862 function.
c95e9f27
ST		 2863 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2864 virtual function.
2865 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2866 virtual function.
2867 * icf.cc (get_section_contents): Inline merge sections only when
2868 target allows it.
2869
3cac54d2
RW		 28702010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2871
2872 * configure: Regenerate.
2873
2904037a
ILT		 28742010-09-17 Ian Lance Taylor <iant@google.com>
2875
2876 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2877 * testsuite/Makefile.am (memory_test.o): New target.
2878 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2879 memory_test.t.
2880 * testsuite/Makefile.in: Rebuild.
2904037a 2881
bca7fb63
DK		 28822010-09-17 Doug Kwan <dougkwan@google.com>
2883
2884 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2885 defintion if relocation uses GOT entries of the symbol.
2886 * testsuite/icf_safe_test.sh: Fix test.
2887 * testsuite/icf_safe_so_test.sh: Fix test.
2888
4ef28648
CC		 28892010-09-16 Cary Coutant <ccoutant@google.com>
2890
2891 * script_sections.cc (class Memory_region): Remove "NULL" from
2892 vector initializations.
2893
793990de
CC		 28942010-09-15 Cary Coutant <ccoutant@google.com>
2895
2896 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2897 Resolve forwarding symbols.
2898
81e015e2
DK		 28992010-09-15 Doug Kwan <dougkwan@google.com>
2900
2901 * gold/testsuite/script_test_3.t: Add ARM special sections.
2902 * gold/testsuite/script_test_4.t: Same.
2903 * gold/testsuite/script_test_5.t: Same.
2904 * gold/testsuite/script_test_6.t: Same.
2905 * gold/testsuite/script_test_7.t: Same.
2906 * gold/testsuite/script_test_7.t: Same.
2907 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2908
36171d64
CC		 29092010-09-14 Cary Coutant <ccoutant@google.com>
2910
2911 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2912 (Target_x86_64::Relocate::relocate_tls): Replace check for
2913 saw_tls_block_reloc_ with test for executable section.
2914
d89051bd
CC		 29152010-09-12 Cary Coutant <ccoutant@google.com>
2916
2917 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2918 position-independent executables to shared libraries need dynamic
2919 relocations.
2920 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2921 position-independent executables.
2922 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2923 * testsuite/Makefile.in: Regenerate.
2924
fca41f0f
NC		 29252010-09-10 Nick Clifton <nickc@redhat.com>
2926
2927 PR gold/11997
2928 * testsuite/memory_test.t: Discard any sections that are not
2929 needed.
2930
6695e4b3
L		 29312010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2932
2933 PR gold/11996
2934 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2935 "This::" to work around a bug in gcc 4.2.
2936
2937 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2938
0f72bf6f
RÁE		 29392010-09-09 Rafael Espindola <espindola@google.com>
2940
2941 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2942 sections with different PF_X flags in the same segment.
2943 (Layout::find_first_load_seg): Search all segments to find the first
2944 one.
2945 * options.h (rosegment): New.
2946
29472010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2948
05a79166 2949 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2950
aa98ff75
DK		 29512010-09-08 Doug Kwan <dougkwan@google.com>
2952
2953 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2954 (Arm_relobj::do_relocate_sections): Add new parameter for output
2955 file to match the parent.
2956 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2957 of local symbols instead of input values. Update code to track
2958 changes in gold::relocate_section.
2959 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2960 (Sized_relobj::compute_final_local_value_internal): New methods.
2961 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2962 body into private version of Sized_relobj::compute_final_local_value.
2963 Call the inline method.
2964 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2965 merged symbol value if there is one.
2966 (Symbol_value::has_output_value): New method defintiion.
2967 (Sized_relobj::Compute_final_local_value_status): New enum type.
2968 (Sized_relobj::compute_final_local_value): New methods.
2969 (Sized_relobj::compute_final_local_value_internal): New methods.
2970 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2971 and arm_cortex_a8.sh.
2972 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2973 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2974 New tests.
2975 * Makefile.in: Regenerate.
2976 * testsuite/arm_bl_out_of_range.s: Update test.
2977 * testsuite/thumb_bl_out_of_range.s: Ditto.
2978 * testsuite/thumb_blx_out_of_range.s: Ditto.
2979 * testsuite/arm_branch_out_of_range.sh: New file.
2980 * testsuite/arm_cortex_a8.sh: Ditto.
2981 * testsuite/arm_cortex_a8_b.s: Ditto.
2982 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2983 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2984 * testsuite/arm_cortex_a8_bl.s: Ditto.
2985 * testsuite/arm_cortex_a8_blx.s: Ditto.
2986 * testsuite/arm_cortex_a8_local.s: Ditto.
2987 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2988 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2989
05a79166
L		 29902010-09-08 Rafael Espindola <espindola@google.com>
2991
2992 * Makefile.am (memory_test.stdout): Run readelf with -W.
2993 * Makefile.in: Regenerate.
2994 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2995 64 bit output.
2996
33dbc701
RÁE		 29972010-09-08 Rafael Espindola <espindola@google.com>
2998
2999 * script-sections.cc (Script_sections::add_memory_region): Convert
3000 field precision to int.
3001 * script.cc (script_set_section_region, script_set_section_region):
3002 Convert field precision to int.
3003
731ca54a
RÁE		 30042010-09-08 Rafael Espindola <espindola@google.com>
3005
3006 * arm.cc (do_finalize_sections): Create the __exidx_start and
3007 __exdix_end symbols even when the section is missing.
3008
7f8cd844
NC		 30092010-09-08 Nick Clifton <nickc@redhat.com>
3010
3011 * README: Remove claim that MEMORY is not supported.
3012 * expression.cc (script_exp_function_origin)
3013 (script_exp_function_length): Move from here to ...
3014 * script.cc: ... here.
3015 (script_set_section_region, script_add_memory)
3016 (script_parse_memory_attr, script_include_directive): New
3017 functions.
3018 * script-sections.cc
3019 (class Memory_region): New class.
3020 (class Output_section_definition): Add set_memory_region,
3021 set_section_vma, set_section_lma and get_section_name methods.
3022 (class Script_Sections): Add add_memory_region,
3023 find_memory_region, find_memory_region_origin,
3024 find_memory_region_length and set_memory_region methods.
3025 Have set_section_addresses method walk the list of set memory
3026 regions.
3027 Extend the print methos to display memory regions.
3028 * script-sections.h: Add prototypes for new methods.
3029 Add enum for MEMORY region attributes.
3030 * yyscript.y: Add support for parsing MEMORY regions.
3031 * script-c.h: Add prototypes for new functions.
3032 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3033 * testsuite/Makefile.in: Regenerate.
3034 * testsuite/memory_test.sh: New script.
3035 * testsuite/memory_test.s: New assembler source file.
3036 * testsuite/memory_test.t: New linker script.
3037
a4649286
DK		 30382010-08-27 Doug Kwan <dougkwan@google.com>
3039
3040 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3041 reference override an existing dynamic weak reference.
3042 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3043 * testsuite/Makefile.in: Regenerate.
3044 * testsuite/dyn_weak_ref.sh: New file.
3045 * testsuite/dyn_weak_ref_1.c: Ditto.
3046 * testsuite/dyn_weak_ref_2.c: Ditto.
3047
b56648ad
ILT		 30482010-08-27 Ian Lance Taylor <iant@google.com>
3049
3050 * incremental.h (class Incremental_input_entry): Add virtual
3051 destructor.
3052
809313cb
ILT		 30532010-08-27 Ian Lance Taylor <iant@google.com>
3054
3055 * testsuite/start_lib_test_3.c: Mark t3 as used.
3056
11e32464
NC		 30572010-08-27 Nick Clifton <nickc@redhat.com>
3058
3059 * options.cc (version_script): Fix small typo in previous
3060 whitespace tidyup.
3061
ca09d69a
NC		 30622010-08-25 Nick Clifton <nickc@redhat.com>
3063
3064 * archive.cc: Formatting fixes: Remove whitespace between
3065 typename and following asterisk. Remove whitespace between
3066 function name and opening parenthesis.
3067 * archive.h: Likewise.
3068 * arm.cc: Likewise.
3069 * attributes.cc: Likewise.
3070 * attributes.h: Likewise.
3071 * common.cc: Likewise.
3072 * copy-relocs.cc: Likewise.
3073 * dirsearch.h: Likewise.
3074 * dynobj.cc: Likewise.
3075 * ehframe.cc: Likewise.
3076 * ehframe.h: Likewise.
3077 * expression.cc: Likewise.
3078 * fileread.cc: Likewise.
3079 * fileread.h: Likewise.
3080 * gc.h: Likewise.
3081 * gold-threads.cc: Likewise.
3082 * gold.cc: Likewise.
3083 * i386.cc: Likewise.
3084 * icf.h: Likewise.
3085 * incremental-dump.cc: Likewise.
3086 * incremental.cc: Likewise.
3087 * layout.cc: Likewise.
3088 * layout.h: Likewise.
3089 * main.cc: Likewise.
3090 * merge.cc: Likewise.
3091 * merge.h: Likewise.
3092 * object.cc: Likewise.
3093 * object.h: Likewise.
3094 * options.cc: Likewise.
3095 * options.h: Likewise.
3096 * output.cc: Likewise.
3097 * output.h: Likewise.
3098 * plugin.cc: Likewise.
3099 * plugin.h: Likewise.
3100 * powerpc.cc: Likewise.
3101 * reloc.cc: Likewise.
3102 * script-c.h: Likewise.
3103 * script-sections.cc: Likewise.
3104 * script.cc: Likewise.
3105 * stringpool.cc: Likewise.
3106 * symtab.cc: Likewise.
3107 * symtab.h: Likewise.
3108 * target.cc: Likewise.
3109 * timer.cc: Likewise.
3110 * timer.h: Likewise.
3111 * version.cc: Likewise.
3112 * x86_64.cc: Likewise.
3113
b8fa8750
NC		 31142010-08-24 Nick Clifton <nickc@redhat.com>
3115
3116 PR 11899
3117 * layout.cc (segment_precedes): Sort segments by their physical
3118 addresses, if they have been set.
3119
9919d93b
CC		 31202010-08-23 Cary Coutant <ccoutant@google.com>
3121
3122 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3123 symbols data.
3124 (Lib_group::include_member): Unlock object after deleting its
3125 symbols data.
3126 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3127 the bug fixed here.
3128
97b4be1c
CC		 31292010-08-19 Neil Vachharajani <nvachhar@google.com>
3130 Cary Coutant <ccoutant@google.com>
3131
3132 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3133 constructor, and set_blocker.
3134 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3135 readsyms_blocker_.
3136 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3137 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3138 * testsuite/Makefile.am (start_lib_test): New test case.
3139 * testsuite/Makefile.in: Regenerate.
3140 * testsuite/start_lib_test_main.c: New file.
3141 * testsuite/start_lib_test_1.c: New file.
3142 * testsuite/start_lib_test_2.c: New file.
3143 * testsuite/start_lib_test_3.c: New file.
3144
dd0b1884
ILT		 31452010-08-19 Ian Lance Taylor <iant@google.com>
3146
3147 * Makefile.in: Rebuild with automake 1.11.1.
3148 * aclocal.m4: Likewise.
3149 * testsuite/Makefile.in: Likewise.
3150
7223e9ca
ILT		 31512010-08-19 Ian Lance Taylor <iant@google.com>
3152
3153 PR 10893
3154 * i386.cc (class Output_data_plt_i386): Update declarations.
3155 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3156 local_ifuncs_ fields.
3157 (Target_i386::do_plt_section_for_global): New function.
3158 (Target_i386::do_plt_section_for_local): New function.
3159 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3160 parameter; change all callers. Initialize global_ifuncs_ and
3161 local_ifuncs_. If doing a static link define __rel_iplt_start and
3162 __rel_iplt_end.
3163 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3164 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3165 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3166 symbols.
3167 (Target_i386::make_plt_section): New function, broken out of
3168 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3169 (Target_i386::make_plt_entry): Call make_plt_section.
3170 (Target_i386::make_local_ifunc_plt_entry): New function.
3171 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3172 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3173 R_386_IRELATIVE to switch.
3174 (Target_i386::Scan::global): Likewise.
3175 (Target_i386::Relocate::relocate): Likewise.
3176 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3177 switch.
3178 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3179 (Target_x86_64::do_plt_section_for_global): New function.
3180 (Target_x86_64::do_plt_section_for_local): New function.
3181 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3182 parameter; change all callers. If doing a static link define
3183 __rela_iplt_start and __rela_iplt_end.
3184 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3185 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3186 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3187 to point to .plt.
3188 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3189 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3190 switch.
3191 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3192 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3193 R_X86_64_IRELATIVE to switch.
3194 (Target_x86_64::Scan::global): Likewise.
3195 (Target_x86_64::Relocate::relocate): Likewise.
3196 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3197 switch.
3198 * target.h (class Target): Add plt_section_for_global and
3199 plt_section_for_local functions. Add do_plt_section_for_global
3200 and do_plt_section_for_local virtual functions.
3201 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3202 clarifying comments.
3203 (Symbol::use_plt_offset): Handle IFUNC symbol.
3204 * object.cc (Sized_relobj::Sized_relobj): Initialize
3205 local_plt_offsets_.
3206 (Sized_relobj::local_has_plt_offset): New function.
3207 (Sized_relobj::local_plt_offset): New function.
3208 (Sized_relobj::set_local_plt_offset): New function.
3209 (Sized_relobj::do_count): Handle IFUNC symbol.
3210 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3211 a bit away from input_shndx_ field. Add set_is_func_symbol and
3212 is_ifunc_symbol functions.
3213 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3214 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3215 local_plt_offsets_ field.
3216 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3217 * output.h (class Output_section_data): Add non-const
3218 output_section function.
3219 (class Output_data_got): Update declarations.
3220 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3221 Add use_plt_offset parameter to global and local constructors.
3222 Change all callers. Change local_sym_index_ field to 31 bits.
3223 Change GSYM_CODE and CONSTANT_CODE accordingly.
3224 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3225 doing a static link don't set sh_link field.
3226 (Output_data_got::Got_entry::write): Use PLT offset if
3227 appropriate.
3228 (Output_data_got::add_global_plt): New function.
3229 (Output_data_got::add_local_plt): New function.
3230 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3231 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3232 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3233 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3234 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3235 IFUNC conditional.
3236 * testsuite/ifunc-sel.h: New file.
3237 * testsuite/ifuncmain1.c: New file.
3238 * testsuite/ifuncmain1vis.c: New file.
3239 * testsuite/ifuncmod1.c: New file.
3240 * testsuite/ifuncdep2.c: New file.
3241 * testsuite/ifuncmain2.c: New file.
3242 * testsuite/ifuncmain3.c: New file.
3243 * testsuite/ifuncmod3.c: New file.
3244 * testsuite/ifuncmain4.c: New file.
3245 * testsuite/ifuncmain5.c: New file.
3246 * testsuite/ifuncmod5.c: New file.
3247 * testsuite/ifuncmain6pie.c: New file.
3248 * testsuite/ifuncmod6.c: New file.
3249 * testsuite/ifuncmain7.c: New file.
3250 * configure, testsuite/Makefile.in: Rebuild.
3251
56f75c03
ILT		 32522010-08-18 Ian Lance Taylor <iant@google.com>
3253
3254 * incremental.cc
3255 (Output_section_incremental_inputs::write_input_files): Add cast
3256 to avoid signed/unsigned comparison warning.
3257 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3258
55455f89
CC		 32592010-08-12 Cary Coutant <ccoutant@google.com>
3260
3261 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3262
e2054bcb
ILT		 32632010-08-13 Ian Lance Taylor <iant@google.com>
3264
3265 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3266
74f67560
DK		 32672010-08-12 Cary Coutant <ccoutant@google.com>
3268 Doug Kwan <dougkwan@google.com>
3269
3270 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3271 defintion overrides non-weak undef, remember that the original undef
3272 is not weak.
3273 * symtab.cc (Symbol_table::sized_write_global): For undef without
3274 an original weak binding, set binding to global in output.
3275 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3276 * testsuite/Makefile.in: Regenerate.
3277 * testsuite/strong_ref_weak_def.sh: New file.
3278 * testsuite/strong_ref_weak_def_1.c: Ditto.
3279 * testsuite/strong_ref_weak_def_2.c: Ditto.
3280
d1238d12
CC		 32812010-08-12 Cary Coutant <ccoutant@google.com>
3282
3283 * testsuite/incremental_test.sh: Rewrite.
3284 * testsuite/incremental_test_1.c: Rewrite.
3285 * testsuite/incremental_test_2.c: Rewrite.
3286
0e70b911
CC		 32872010-08-12 Cary Coutant <ccoutant@google.com>
3288
3289 * arm.cc (Target_arm::got_size): Add const.
3290 (Target_arm::got_entry_count): New function.
3291 (Target_arm::plt_entry_count): New function.
3292 (Target_arm::first_plt_entry_offset): New function.
3293 (Target_arm::plt_entry_size): New function.
3294 (Output_data_plt_arm::entry_count): New function.
3295 (Output_data_plt_arm::first_plt_entry_offset): New function.
3296 (Output_data_plt_arm::get_plt_entry_size): New function.
3297 * i386.cc (Target_i386::got_size): Add const.
3298 (Target_i386::got_entry_count): New function.
3299 (Target_i386::plt_entry_count): New function.
3300 (Target_i386::first_plt_entry_offset): New function.
3301 (Target_i386::plt_entry_size): New function.
3302 (Output_data_plt_i386::entry_count): New function.
3303 (Output_data_plt_i386::first_plt_entry_offset): New function.
3304 (Output_data_plt_i386::get_plt_entry_size): New function.
3305 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3306 find_incremental_inputs_sections. Dump incremental_got_plt section.
3307 * incremental.cc: Include target.h.
3308 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3309 parameter. Adjust all callers. Find incremental_got_plt section.
3310 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3311 section.
3312 (Output_section_incremental_inputs::set_final_data_size): Calculate
3313 size of incremental_got_plt section.
3314 (Output_section_incremental_inputs::do_write): Write the
3315 incremental_got_plt section.
3316 (Got_plt_view_info): New struct.
3317 (Local_got_offset_visitor): New class.
3318 (Global_got_offset_visitor): New class.
3319 (Global_symbol_visitor_got_plt): New class.
3320 (Output_section_incremental_inputs::write_got_plt): New function.
3321 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3322 Add parameter. Adjust all callers.
3323 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3324 (Incremental_inputs::got_plt_section): New function.
3325 (Incremental_inputs::got_plt_section_): New data member.
3326 (Incremental_got_plt_reader): New class.
3327 * layout.cc (Layout::create_incremental_info_sections): Add the
3328 incremental_got_plt section.
3329 * object.h (Got_offset_list::get_list): New function.
3330 (Got offset_list::for_all_got_offsets): New function.
3331 (Sized_relobj::local_got_offset_list): New function.
3332 * powerpc.cc (Target_powerpc::got_size): Add const.
3333 (Target_powerpc::got_entry_count): New function.
3334 (Target_powerpc::plt_entry_count): New function.
3335 (Target_powerpc::first_plt_entry_offset): New function.
3336 (Target_powerpc::plt_entry_size): New function.
3337 (Output_data_plt_powerpc::entry_count): New function.
3338 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3339 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3340 * sparc.cc (Target_sparc::got_size): Add const.
3341 (Target_sparc::got_entry_count): New function.
3342 (Target_sparc::plt_entry_count): New function.
3343 (Target_sparc::first_plt_entry_offset): New function.
3344 (Target_sparc::plt_entry_size): New function.
3345 (Output_data_plt_sparc::entry_count): New function.
3346 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3347 (Output_data_plt_sparc::get_plt_entry_size): New function.
3348 * symtab.h (Symbol::got_offset_list): New function.
3349 (Symbol_table::for_all_symbols): New function.
3350 * target.h (Sized_target::got_entry_count): New function.
3351 (Sized_target::plt_entry_count): New function.
3352 (Sized_target::plt_entry_size): New function.
3353 * x86_64.cc (Target_x86_64::got_size): Add const.
3354 (Target_x86_64::got_entry_count): New function.
3355 (Target_x86_64::plt_entry_count): New function.
3356 (Target_x86_64::first_plt_entry_offset): New function.
3357 (Target_x86_64::plt_entry_size): New function.
3358 (Output_data_plt_x86_64::entry_count): New function.
3359 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3360 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3361
09ec0418
CC		 33622010-08-12 Cary Coutant <ccoutant@google.com>
3363
3364 * archive.cc: Include incremental.h.
3365 (Archive::Archive): Initialize incremental_info_.
3366 (Archive::include_member): Record archive members in incremental info.
3367 (Add_archive_symbols::run): Record begin and end of an archive in
3368 incremental info.
3369 (Lib_group::include_member): Record objects in incremental info.
3370 * archive.h (Incremental_archive_entry): Forward declaration.
3371 (Archive::set_incremental_info): New member function.
3372 (Archive::incremental_info): New member function.
3373 (Archive::Unused_symbol_iterator): New class.
3374 (Archive::unused_symbols_begin): New member function.
3375 (Archive::unused_symbols_end): New member function.
3376 (Archive::incremental_info_): New data member.
3377 * incremental-dump.cc (find_input_containing_global): New function.
3378 (dump_incremental_inputs): Dump new incremental info sections.
3379 * incremental.cc: Include symtab.h.
3380 (Output_section_incremental_inputs): New class.
3381 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3382 new incremental info sections.
3383 (Sized_incremental_binary::do_check_inputs): Likewise.
3384 (Incremental_inputs::report_archive): Remove.
3385 (Incremental_inputs::report_archive_begin): New function.
3386 (Incremental_inputs::report_archive_end): New function.
3387 (Incremental_inputs::report_object): New function.
3388 (Incremental_inputs::finalize_inputs): Remove.
3389 (Incremental_inputs::report_input_section): New function.
3390 (Incremental_inputs::report_script): Rewrite.
3391 (Incremental_inputs::finalize): Do nothing but finalize string table.
3392 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3393 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3394 (Incremental_inputs::create_data_sections): New function.
3395 (Incremental_inputs::relocs_entsize): New function.
3396 (Output_section_incremental_inputs::set_final_data_size): New function.
3397 (Output_section_incremental_inputs::do_write): New function.
3398 (Output_section_incremental_inputs::write_header): New function.
3399 (Output_section_incremental_inputs::write_input_files): New function.
3400 (Output_section_incremental_inputs::write_info_blocks): New function.
3401 (Output_section_incremental_inputs::write_symtab): New function.
3402 * incremental.h (Incremental_script_entry): Forward declaration.
3403 (Incremental_object_entry): Forward declaration.
3404 (Incremental_archive_entry): Forward declaration.
3405 (Incremental_inputs): Forward declaration.
3406 (Incremental_inputs_header_data): Remove.
3407 (Incremental_inputs_header): Remove.
3408 (Incremental_inputs_header_write): Remove.
3409 (Incremental_inputs_entry_data): Remove.
3410 (Incremental_inputs_entry): Remove.
3411 (Incremental_inputs_entry_write): Remove.
3412 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3413 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3414 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3415 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3416 Likewise.
3417 (Incremental_input_entry): New class.
3418 (Incremental_script_entry): New class.
3419 (Incremental_object_entry): New class.
3420 (Incremental_archive_entry): New class.
3421 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3422 (Incremental_inputs::report_inputs): Remove.
3423 (Incremental_inputs::report_archive): Remove.
3424 (Incremental_inputs::report_archive_begin): New function.
3425 (Incremental_inputs::report_archive_end): New function.
3426 (Incremental_inputs::report_object): Change prototype.
3427 (Incremental_inputs::report_input_section): New function.
3428 (Incremental_inputs::report_script): Change prototype.
3429 (Incremental_inputs::get_reloc_count): New function.
3430 (Incremental_inputs::set_reloc_count): New function.
3431 (Incremental_inputs::create_data_sections): New function.
3432 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3433 (Incremental_inputs::inputs_section): New function.
3434 (Incremental_inputs::symtab_section): New function.
3435 (Incremental_inputs::relocs_section): New function.
3436 (Incremental_inputs::get_stringpool): Add const.
3437 (Incremental_inputs::command_line): Add const.
3438 (Incremental_inputs::inputs): Remove.
3439 (Incremental_inputs::command_line_key): New function.
3440 (Incremental_inputs::input_file_count): New function.
3441 (Incremental_inputs::input_files): New function.
3442 (Incremental_inputs::relocs_entsize): New function.
3443 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3444 (Incremental_inputs::finalize_inputs): Remove.
3445 (Incremental_inputs::Input_info): Remove.
3446 (Incremental_inputs::lock_): Remove.
3447 (Incremental_inputs::inputs_): Change type.
3448 (Incremental_inputs::inputs_map_): Remove.
3449 (Incremental_inputs::current_object_entry_): New data member.
3450 (Incremental_inputs::inputs_section_): New data member.
3451 (Incremental_inputs::symtab_section_): New data member.
3452 (Incremental_inputs::relocs_section_): New data member.
3453 (Incremental_inputs::reloc_count_): New data member.
3454 (Incremental_inputs_reader): New class.
3455 (Incremental_symtab_reader): New class.
3456 (Incremental_relocs_reader): New class.
3457 * layout.cc (Layout::finalize): Move finalization of incremental info
3458 and creation of incremental info sections to follow finalization of
3459 symbol table. Set offsets for postprocessing sections.
3460 (Layout::create_incremental_info_sections): Call
3461 Incremental_inputs::create_data_sections. Add incremental symtab
3462 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3463 sections to layout after input sections.
3464 * layout.h (struct Timespec): Forward declaration.
3465 (Layout::incremental_inputs): Add const.
3466 (Layout::create_incremental_info_sections): Add parameter.
3467 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3468 * object.cc: Include incremental.h.
3469 (Relobj::finalize_incremental_relocs): New function.
3470 (Sized_relobj::do_layout): Record input sections in incremental info.
3471 * object.h (Object::output_section): New function.
3472 (Object::output_section_offset): Moved from Relobj.
3473 (Object::get_incremental_reloc_base): New function.
3474 (Object::get_incremental_reloc_count): New function.
3475 (Object::do_output_section): New function.
3476 (Object::do_output_section_offset): Moved from Relobj.
3477 (Object::do_get_incremental_reloc_base): New function.
3478 (Object::do_get_incremental_reloc_count): New function.
3479 (Object::Object): Initialize new data members.
3480 (Relobj::output_section): Renamed do_output_section and moved to
3481 protected.
3482 (Relobj::output_section_offset): Moved to Object.
3483 (Relobj::do_get_incremental_reloc_base): New function.
3484 (Relobj::do_get_incremental_reloc_count): New function.
3485 (Relobj::allocate_incremental_reloc_counts): New function.
3486 (Relobj::count_incremental_reloc): New function.
3487 (Relobj::finalize_incremental_relocs): New function.
3488 (Relobj::next_incremental_reloc_index): New function.
3489 (Relobj::reloc_counts_): New data member.
3490 (Relobj::reloc_bases_): New data member.
3491 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3492 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3493 (Sized_relobj::incremental_relocs_scan): New function.
3494 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3495 (Sized_relobj::incremental_relocs_write): New function.
3496 (Sized_relobj::incremental_relocs_write_reltype): New function.
3497 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3498 incremental link.
3499 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3500 archives and object files elsewhere.
3501 (Add_symbols::run): Report object files here.
3502 (Finish_group::run): Report end of archive at end of group.
3503 * reloc.cc: Include layout.h, incremental.h.
3504 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3505 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3506 (Sized_relobj::incremental_relocs_scan): New function.
3507 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3508 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3509 (Sized_relobj::incremental_relocs_write): New function.
3510 (Sized_relobj::incremental_relocs_write_reltype): New function.
3511 * script.cc (read_input_script): Rewrite test for incremental link.
3512 Change call to Incremental_inputs::report_script.
3513 * symtab.h (Symbol_table::first_global_index): New function.
3514 (Symbol_table::output_count): New function.
3515
ce0d1972
DK		 35162010-08-12 Doug Kwan <dougkwan@google.com>
3517
3518 * arm.cc (Target_arm::merge_object_attributes): Check command line
3519 options --no-wchar-size-warning and --no-enum-size-warning.
3520 * options.h (General_options): Add ld-compatible options
3521 --no-enum-size-warning and --no-wchar-size-warning.
3522
6e5710ce
ILT		 35232010-08-04 Ian Lance Taylor <iant@google.com>
3524
3525 * x86_64.cc (Target_x86_64::Scan::local): Use
3526 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3527 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3528 (Target_x86_64::Scan::global): Likewise.
3529 (Target_x86_64::Relocate::relocate): Likewise.
3530 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3531 Likewise.
3532
fef830db
CC		 35332010-08-03 Cary Coutant <ccoutant@google.com>
3534
3535 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3536 to reserve space in merged_strings vector. Keep total input size
3537 for stats.
3538 (Output_merge_string::do_print_merge_stats): Print total input size.
3539 * merge.h (Output_merge_string): Add input_size_ field.
3540 * stringpool.cc (Stringpool_template::string_length): Move
3541 implementations out of Stringpool_template class and place in
3542 stringpool.h.
3543 * stringpool.h (string_length): Move out of Stringpool_template.
3544
1e3811b0
ILT		 35452010-08-03 Ian Lance Taylor <iant@google.com>
3546
3547 PR 11712
3548 * layout.cc (relaxation_loop_body): If address of load segment is
3549 set, adjust address to include headers if possible.
3550
7af0c620
ILT		 35512010-08-03 Ian Lance Taylor <iant@google.com>
3552
3553 * version.cc (version_string): Bump to 1.10.
3554
22f0da72
ILT		 35552010-08-03 Ian Lance Taylor <iant@google.com>
3556
3557 PR 11805
3558 * layout.h (enum Output_section_order): Define.
3559 (class Layout): Update declarations.
3560 * layout.cc (Layout::get_output_section): Add order parameter.
3561 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3562 is_first_non_relro parameters. Change all callers.
3563 (Layout::choose_output_section): Likewise.
3564 (Layout::add_output_section_data): Likewise.
3565 (Layout::make_output_section): Likewise. Set order.
3566 (Layout::default_section_order): New function.
3567 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3568 * output.cc (Output_section::Output_section): Initialize order_.
3569 Don't initialize deleted fields.
3570 (Output_segment::Output_segment): Don't initialize deleted
3571 fields.
3572 (Output_segment::add_output_section_to_load): New function
3573 replacing add_output_section. Change all callers to call this or
3574 add_output_section_to_nonload.
3575 (Output_segment::add_output_section_to_nonload): New function.
3576 (Output_segment::remove_output_section): Rewrite.
3577 (Output_segment::add_initial_output_data): Likewise.
3578 (Output_segment::has_any_data_sections): Likewise.
3579 (Output_segment::is_first_section_relro): Likewise.
3580 (Output_segment::maximum_alignment): Likewise.
3581 (Output_segment::has_dynamic_reloc): New function replacing
3582 dynamic_reloc_count. Change all callers.
3583 (Output_segment::has_dynamic_reloc_list): New function replacing
3584 dynamic_reloc_count_list. Change all callers.
3585 (Output_segment::set_section_addresses): Rewrite.
3586 (Output_segment::set_offset): Rewrite.
3587 (Output_segment::find_first_and_last_list): Remove.
3588 (Output_segment::set_tls_offsets): Rewrite.
3589 (Output_segment::first_section_load_address): Likewise.
3590 (Output_segment::output_section_count): Likewise.
3591 (Output_segment::section_with_lowest_load_address): Likewise.
3592 (Output_segment::write_section_headers): Likewise.
3593 (Output_segment::print_sections_to_map): Likewise.
3594 * output.h (class Output_data): Remove dynamic_reloc_count_
3595 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3596 (Output_data::add_dynamic_reloc): Rewrite.
3597 (Output_data::has_dynamic_reloc): New function.
3598 (Output_data::dynamic_reloc_count): Remove.
3599 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3600 is_last_relro_, is_first_non_relro_, is_interp_,
3601 is_dynamic_linker_section_ fields. Add order and set_order
3602 functions. Remove is_relro_local, set_is_relro_local,
3603 is_last_relro, set_is_last_relro, is_first_non_relro,
3604 set_is_first_non_relro functions, is_interp, set_is_interp,
3605 is_dynamic_linker_section, and set_is_dynamic_linker_section
3606 functions.
3607 (class Output_segment): Change Output_data_list from std::list to
3608 std:;vector. Add output_lists_ field. Remove output_data_ and
3609 output_bss_ fields. Update declarations.
3610
3ff2ccb0
ILT		 36112010-08-02 Ian Lance Taylor <iant@google.com>
3612
3613 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3614 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3615 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3616
88a4108b
ILT		 36172010-08-02 Ian Lance Taylor <iant@google.com>
3618
3619 PR 11855
3620 * script.cc (Script_options::Script_options): Initialize
3621 symbol_definitions_ and symbol_references_.
3622 (Script_options::add_symbol_assignment): Update
3623 symbol_definitions_ and symbol_references_.
3624 (Script_options::add_symbol_reference): New function.
3625 (script_symbol): New function.
3626 * script.h (class Script_options): Add symbol_definitions_ and
3627 symbol_references_ fields.
3628 (Script_options::referenced_const_iterator): New type.
3629 (Script_options::referenced_begin): New function.
3630 (Script_options::referenced_end): New function.
3631 (Script_options::is_referenced): New function.
3632 (Script_options::any_unreferenced): New function.
3633 * script-c.h (script_symbol): Declare.
3634 * yyscript.y (exp): Call script_symbol.
3635 * symtab.cc: Include "script.h".
3636 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3637 Change all callers. Check symbols referenced by scripts.
3638 (Symbol_table::add_undefined_symbols_from_command_line): Add
3639 layout parameter. Change all callers.
3640 (Symbol_table::do_add_undefined_symbols_from_command_line):
3641 Likewise. Break out loop body. Check symbols referenced by
3642 scripts.
3643 (Symbol_table::add_undefined_symbol_from_command_line): New
3644 function broken out of
3645 do_add_undefined_symbols_from_command_line.
3646 * symtab.h (class Symbol_table): Update declarations.
3647 * archive.cc: Include "layout.h".
3648 (Archive::should_include_member): Add layout parameter. Change
3649 all callers. Check for symbol mentioned in expression.
3650 * archive.h (class Archive): Update declaration.
3651 * object.cc (Sized_relobj::do_should_include_member): Add layout
3652 parameter.
3653 * object.h (Object::should_include_member): Add layout parameter.
3654 Change all callers.
3655 (Object::do_should_include_member): Add layout parameter.
3656 (class Sized_relobj): Update declaration.
3657 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3658 parameter.
3659 * dynobj.h (class Sized_dynobj): Update declaration.
3660 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3661 layout parameter.
3662 * plugin.h (class Sized_pluginobj): Update declaration.
3663
5f1ab67a
ILT		 36642010-08-02 Ian Lance Taylor <iant@google.com>
3665
3666 PR 11866
3667 * output.cc (Output_segment::set_offset): Search for the first and
3668 last sections rather than assuming that the list is in order.
3669 (Output_segment::find_first_and_last_list): New function.
3670 * output.h (class Output_segment): Update declarations.
3671 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3672 (relro_strip_test_SOURCES): New variable.
3673 (relro_strip_test_DEPENDENCIES): New variable.
3674 (relro_strip_test_LDFLAGS): New variable.
3675 (relro_strip_test_LDADD): New variable.
3676 (relro_strip_test.so): New target.
3677
a8df5856
ILT		 36782010-08-02 Ian Lance Taylor <iant@google.com>
3679
3680 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3681 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3682 (Target_i386::got_tlsdesc_section): New function.
3683 (Target_i386::got_section): Create space for GOT entries for
3684 TLSDESC relocations.
3685 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3686 R_386_TLS_GOTDESC.
3687 (Target_i386::Scan::global): Likewise.
3688 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3689 using TLSDESC GOT.
3690 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3691 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3692 (Target_x86_64::got_tlsdesc_section): New function.
3693 (Target_x86_64::got_section): Create space for GOT entries for
3694 TLSDESC relocations.
3695 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3696 R_386_TLS_GOTDESC.
3697 (Target_x86_64::Scan::global): Likewise.
3698 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3699 using TLSDESC GOT.
3700
0c10a0a6
ILT		 37012010-08-02 Ian Lance Taylor <iant@google.com>
3702
3703 * testsuite/final_layout.sh: Use dc to convert from hex to
3704 decimal.
3705
41cbeecc
ST		 37062010-07-29 Sriraman Tallam <tmsriram@google.com>
3707
3708 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3709 paramter to the call to gold::gc_process_relocs.
3710 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3711 paramter to the call to gold::gc_process_relocs.
3712 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3713 parameter to the call to gold::gc_process_relocs.
3714 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3715 template parameter to the call to gold::gc_process_relocs.
3716 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3717 paramter to the call to gold::gc_process_relocs.
3718 * gc.h (get_embedded_addend_size): New function.
3719 (gc_process_relocs): Save the size of the reloc for use by ICF.
3720 * icf.cc (get_section_contents): Get the addend from the text section
3721 for SHT_REL relocation sections.
3722 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3723 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3724 * int_encoding.h (read_from_pointer): New overloaded function.
3725 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3726 * testsuite/icf_sht_rel_addend_test.sh: New file.
3727 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3728 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3729
6ea55b82
RW		 37302010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3731
3732 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3733 * Makefile.in: Regenerate.
3734 * testsuite/Makefile.in: Regenerate.
3735
9691462b
ILT		 37362010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3737
3738 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3739 * gold/testsuite/debug_msg.cc: Likewise.
3740 * gold/testsuite/odr_violation1.cc
3741 * gold/testsuite/odr_violation2.cc
3742
76897331
CC		 37432010-07-21 Cary Coutant <ccoutant@google.com>
3744
3745 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3746 string, and length fields.
3747 (Output_merge_string::Merged_strings_list): New type.
3748 (Output_merge_string::Merged_strings_lists): New typedef.
3749 (Output_merge_string): Replace merged_strings_ with
3750 merged_strings_lists_.
3751 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3752 Merged_strings_list per input object and section. Don't store pointer
3753 to the string. Don't store length with each merged string entry.
3754 (Output_merge_string::finalize_merged_data): Loop over list of merged
3755 strings lists. Recompute length of each merged string.
3756
78384e8f
CC		 37572010-07-15 Cary Coutant <ccoutant@google.com>
3758
3759 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3760 here.
3761
783659f9
ILT		 37622010-07-14 Ian Lance Taylor <iant@google.com>
3763
3764 * descriptors.cc (Descriptors::open): Report correct name in error
3765 message.
3766
131687b4
DK		 37672010-07-13 Doug Kwan <dougkwan@google.com>
3768
3769 * arm.cc (Arm_input_section::Arm_input_section): For a
3770 SHT_ARM_EXIDX section, always keeps the input sections.
3771 (Arm_input_section::set_exidx_section_link): New method.
3772 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3773 has_errors_ to false.
3774 (Arm_exidx_input_section::has_errors,
3775 Arm_exidx_input_section::set_has_errors): New methods.
3776 (Arm_exidx_input_section::has_errors_): New data member.
3777 (Arm_relobj::get_exidx_shndx_list): New method.
3778 (Arm_output_section::append_text_sections_to_list): Do not skip
3779 section without SHF_EXECINSTR.
3780 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3781 errors.
3782 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3783 section header. Make error messages more verbose. Check for
3784 a non-executable section linked to an EXIDX section.
3785 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3786 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3787 check that there is no deferred EXIDX section if we exit early.
3788 Instead of not making an EXIDX section in case of an error, make one
3789 and set the has_errors flag of it.
3790 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3791 in a relocatable link.
3792 (Target_arm::do_relax): Look for the EXIDX output section instead of
3793 assuming that it is called .ARM.exidx.
3794 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3795 section list. Do not check for SHF_EXECINSTR section flags but
3796 skip any input section with errors.
3797 * output.cc (Output_section::Output_section): Initialize
3798 always_keeps_input_sections_ to false.
3799 (Output_section::add_input_section): Check for
3800 always_keeps_input_sections_.
3801 * output.h (Output_section::always_keeps_input_sections,
3802 Output_section::set_always_keeps_input_sections): New methods.
3803 (Output_section::always_keeps_input_sections): New data member.
3804
69517287
RÁE		 38052010-07-13 Rafael Espindola <espindola@google.com>
3806
3807 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3808 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3809
82742395
ILT		 38102010-07-13 Philip Herron <herron.philip@googlemail.com>
3811 Ian Lance Taylor <iant@google.com>
3812
3813 * output.h (Output_section_lookup_maps::add_merge_section):
3814 Correct check of whether value was inserted.
3815 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3816 (Output_section_lookup_maps::add_relaxed_input_section):
3817 Likewise.
3818 * arm.cc (Target_arm::got_section): Remove used local os.
3819 * i386.cc (Target_i386::got_section): Likewise.
3820 * x86_64.cc (Target_x86_64::got_section): Likewise.
3821 * sparc.cc (Target_sparc::got_section): Likewise.
3822 (Target_sparc::relocate): Remove unused local have_got_offset.
3823 * powerpc.cc (Target_powerpc::relocate): Likewise.
3824
f2d707b5
ILT		 38252010-07-13 Ian Lance Taylor <iant@google.com>
3826
241531d6
ILT		 3827 * compressed_output.cc (zlib_decompress): Fix signature in
3828 !HAVE_ZLIB_H case.
3829
f2d707b5
ILT		 3830 * archive.cc (Archive::include_member): Unlock an external member
3831 of a thin archive. Don't bother to delete an object we know is
3832 NULL.
3833
a2e47362
CC		 38342010-07-12 Cary Coutant <ccoutant@google.com>
3835
3836 * compressed_output.cc (zlib_decompress): New function.
3837 (get_uncompressed_size): New function.
3838 (decompress_input_section): New function.
3839 * compressed_output.h (get_uncompressed_size): New function.
3840 (decompress_input_section): New function.
3841 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3842 Handle compressed debug sections.
3843 * layout.cc (is_compressed_debug_section): New function.
3844 (Layout::output_section_name): Map compressed section names to
3845 canonical names.
3846 * layout.h (is_compressed_debug_section): New function.
3847 (is_debug_info_section): Recognize compressed debug sections.
3848 * merge.cc: Include compressed_output.h.
3849 (Output_merge_data::do_add_input_section): Handle compressed
3850 debug sections.
3851 (Output_merge_string::do_add_input_section): Handle compressed
3852 debug sections.
3853 * object.cc: Include compressed_output.h.
3854 (Sized_relobj::Sized_relobj): Initialize new data members.
3855 (build_compressed_section_map): New function.
3856 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3857 * object.h (Object::section_is_compressed): New method.
3858 (Object::do_section_is_compressed): New method.
3859 (Sized_relobj::Compressed_section_map): New type.
3860 (Sized_relobj::do_section_is_compressed): New method.
3861 (Sized_relobj::compressed_sections_): New data member.
3862 * output.cc (Output_section::add_input_section): Handle compressed
3863 debug sections.
3864 * reloc.cc: Include compressed_output.h.
3865 (Sized_relobj::write_sections): Handle compressed debug sections.
3866
ce279a62
CC		 38672010-07-08 Cary Coutant <ccoutant@google.com>
3868
3869 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3870 weak when resolving to a dynamic def.
3871 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3872 for weak undef/dynamic def cases. Adjust callers.
3873 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3874 undef_binding_weak_.
3875 (Symbol_table::sized_write_globals): Adjust symbol binding.
3876 (Symbol_table::sized_write_symbol): Add binding parameter.
3877 * symtab.h (Symbol::set_undef_binding): New method.
3878 (Symbol::is_undef_binding_weak): New method.
3879 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3880 (Symbol_table::should_override): Add new parameter.
3881 (Symbol_table::sized_write_symbol): Add new parameter.
3882
3883 * testsuite/weak_undef_file1.cc: Add new test case.
3884 * testsuite/weak_undef_file2.cc: Fix header comment.
3885 * testsuite/weak_undef_test.cc: Add new test case.
3886
b2286c10
DK		 38872010-06-29 Doug Kwan <dougkwan@google.com>
3888
3889 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3890 Initialize USE_SYMBOL_.
3891 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3892 definition.
3893 (Arm_reloc_property::uses_symbol_): New data member declaration.
3894 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3895 uses symbol value and symbol is undefined but not weakly undefined.
3896
4802450a
RÁE		 38972010-06-28 Rafael Espindola <espindola@google.com>
3898
3899 * plugin.cc (Plugin::load): Use dlerror.
3900
e5ca47ba
ILT		 39012010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3902
3903 * symtab.cc (detect_odr_violations): When reporting an ODR
3904 violation, report an object where the symbol is defined.
3905
8a75a161
DK		 39062010-06-25 Doug Kwan <dougkwan@google.com>
3907
3908 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3909 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3910 definition.
3911 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3912 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3913 target hook to detect function points.
3914 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3915 * icf.h (Icf::check_section_for_function_pointers): Change type of
3916 parameter SECTION_NAME to const reference to std::string. Use
3917 target hook to determine if section may have unsafe pointers.
3918 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3919 method definition.
3920
42218b9f
RÁE		 39212010-06-21 Rafael Espindola <espindola@google.com>
3922
3923 * fileread.cc (Input_file::find_fie): New
3924 (Input_file::open): Use Input_file::find_fie.
3925 * fileread.h (Input_file::find_fie): New
3926 * plugin.cc (set_extra_library_path): New.
3927 (Plugin::load): Add set_extra_library_path to the transfer vector.
3928 (Plugin_manager::set_extra_library_path): New.
3929 (Plugin_manager::add_input_file): Use the extra search path if set.
3930 (set_extra_library_path(): New.
3931 * plugin.h (Plugin_manager): Add set_extra_library_path and
3932 extra_search_path_.
3933
a0506cca
CC		 39342010-06-19 Cary Coutant <ccoutant@google.com>
3935
3936 * layout.cc (gdb_sections): Add .debug_types.
3937 (lines_only_debug_sections): Likewise.
3938
6508b958
RÁE		 39392010-06-18 Rafael Espindola <espindola@google.com>
3940
3941 * plugin.cc (add_input_file,add_input_library)
3942 (Plugin_manager::add_input_file): Make filename arguments const.
3943 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3944 const.
3945
3e235302
DK		 39462010-06-16 Doug Kwan <dougkwan@google.com>
3947
3948 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3949 .ARM.attributes section if we have not merged any input
3950 attributes sections.
3951
106e8a6c
DK		 39522010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3953
3954 * arm.cc: Allow combining objects with no EABI version
3955 information.
3956
91ff43fe
RÁE		 39572010-06-15 Rafael Espindola <espindola@google.com>
3958
3959 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3960
68ed838c
ILT		 39612010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3962
3963 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3964 (struct iovec): Correct !HAVE_READV definition.
3965
f3a2388f
CC		 39662010-06-10 Cary Coutant <ccoutant@google.com>
3967
3968 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3969 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3970 reloc sections.
3971 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3972
3973 PR 11683
3974 * symtab.h (Symbol::is_placeholder): New member function.
3975 * target-reloc.h (relocate_section): Check for placeholder symbols.
3976
3977 * testsuite/Makefile.am (plugin_test_8): New test.
3978 (plugin_test_9): New test.
3979 * testsuite/Makefile.in: Regenerate.
3980
e1df38aa
NC		 39812010-06-09 Nick Clifton <nickc@redhat.com>
3982
3983 * yyscript.y (input_list_element): Allow strings prefixed with
3984 the '-' character. Treat these as libraries.
3985 * script.cc (script_add_library): New function. Adds a library
3986 specified by "-l<name>" found in an input script.
3987 * script-c.h: Add prototype for script_add_library.
3988
25bbe950
DK		 39892010-06-07 Doug Kwan <dougkwan@google.com>
3990
3991 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3992 Restrict stub-group size to be within long conditional branch
3993 range when working around cortex-A8 erratum.
3994
0f32ea4c
ILT		 39952010-06-07 Damien Diederen <dd@crosstwine.com>
3996
3997 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3998 #ifdef typo.
3999
8fe2a369
ST		 40002010-06-03 Sriraman Tallam <tmsriram@google.com>
4001
4002 PR gold/11658
4003 * output.cc
4004 (Output_section::Input_section_sort_entry::compare_section_ordering):
4005 Change to return non-zero correctly.
4006 (Output_section::Input_section_sort_section_order_index_compare
4007 ::operator()): Change to fix ambiguity in comparisons.
4008
6e9ba2ca
ST		 40092010-06-01 Sriraman Tallam <tmsriram@google.com>
4010
4011 * gold.h (is_wildcard_string): New function.
4012 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4013 (Layout::layout_eh_frame): Ditto.
4014 (Layout::find_section_order_index): New method.
4015 (Layout::read_layout_from_file): New method.
4016 * layout.h (Layout::find_section_order_index): New method.
4017 (Layout::read_layout_from_file): New method.
4018 (Layout::input_section_position_): New private member.
4019 (Layout::input_section_glob_): New private member.
4020 * main.cc (main): Call read_layout_from_file here.
4021 * options.h (--section-ordering-file): New option.
4022 * output.cc (Output_section::input_section_order_specified_): New
4023 member.
4024 (Output_section::Output_section): Initialize new member.
4025 (Output_section::add_input_section): Add new parameter.
4026 Keep input sections when --section-ordering-file is used.
4027 (Output_section::set_final_data_size): Sort input sections when
4028 section ordering file is specified.
4029 (Output_section::Input_section_sort_entry): Add new parameter.
4030 Check sorting type.
4031 (Output_section::Input_section_sort_entry::compare_section_ordering):
4032 New method.
4033 (Output_section::Input_section_sort_compare::operator()): Change to
4034 consider section_order_index.
4035 (Output_section::Input_section_sort_init_fini_compare::operator()):
4036 Change to consider section_order_index.
4037 (Output_section::Input_section_sort_section_order_index_compare
4038 ::operator()): New method.
4039 (Output_section::sort_attached_input_sections): Change to sort
4040 according to section order when specified.
e1df38aa
NC		 4041 (Output_section::add_input_section<32, true>): Add new parameter.
4042 (Output_section::add_input_section<64, true>): Add new parameter.
4043 (Output_section::add_input_section<32, false>): Add new parameter.
4044 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4045 * output.h (Output_section::add_input_section): Add new parameter.
4046 (Output_section::input_section_order_specified): New
4047 method.
4048 (Output_section::set_input_section_order_specified): New method.
4049 (Input_section::Input_section): Initialize section_order_index_.
4050 (Input_section::section_order_index): New method.
4051 (Input_section::set_section_order_index): New method.
4052 (Input_section::section_order_index_): New member.
4053 (Input_section::Input_section_sort_section_order_index_compare): New
4054 struct.
4055 (Output_section::input_section_order_specified_): New member.
4056 * script-sections.cc (is_wildcard_string): Delete and move modified
4057 method to gold.h.
4058 (Output_section_element_input::Output_section_element_input): Modify
4059 call to is_wildcard_string.
4060 (Output_section_element_input::Input_section_pattern
4061 ::Input_section_pattern): Ditto.
4062 (Output_section_element_input::Output_section_element_input): Ditto.
4063 * testsuite/Makefile.am (final_layout): New test case.
4064 * testsuite/Makefile.in: Regenerate.
4065 * testsuite/final_layout.cc: New file.
4066 * testsuite/final_layout.sh: New file.
4067
3537c84b
RÁE		 40682010-06-01 Rafael Espindola <espindola@google.com>
4069
4070 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4071
105b6afd
RÁE		 40722010-06-01 Rafael Espindola <espindola@google.com>
4073
4074 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4075 visibility of symbols.
4076
29e11421
DK		 40772010-05-27 Doug Kwan <dougkwan@google.com>
4078
4079 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4080 from start of output section instead of address for a local symbol
4081 in a merged or relaxed section when doing a relocatable link.
4082
5e0f337e
RÁE		 40832010-05-26 Rafael Espindola <espindola@google.com>
4084
4085 PR 11604
4086 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4087 adding sections the garbage collector removed.
4088 * gold/testsuite/Makefile.am: Add test.
4089 * gold/testsuite/Makefile.in: Regenerate.
4090 * gold/testsuite/plugin_test_7.sh: New.
4091 * gold/testsuite/plugin_test_7_1.c: New.
4092 * gold/testsuite/plugin_test_7_2.c: New.
4093
f4187277
RÁE		 40942010-05-26 Rafael Espindola <espindola@google.com>
4095
4096 * script-sections.cc (Output_section_definition::set_section_addresses):
4097 Check for --section-start.
4098
5c388529
DK		 40992010-05-26 Doug Kwan <dougkwan@google.com>
4100
4101 * arm.cc (Arm_scan_relocatable_relocs): New class.
4102 (Target_arm::relocate_special_relocatable): New method.
4103 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4104 (Arm_relocate_functions::thumb_branch_common): Same.
4105 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4106 instead of Default_scan_relocatable_relocs.
4107 * target-reloc.h (relocate_for_relocatable): Let target handle
4108 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4109 * target.h (Sized_target::relocate_special_relocatable): New method.
4110
bca1c3ae
ILT		 41112010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4112
4113 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4114
0439c796
DK		 41152010-05-23 Doug Kwan <dougkwan@google.com>
4116
4117 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4118 instead of a cast.
4119 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4120 with a direct branch, not a conditional branch, to a stub.
4121 * merge.cc (Output_merge_base::record_input_section): New method
4122 defintion.
4123 (Output_merge_data::do_add_input_section): Record input section if
4124 keeps-input-sections flag is set.
4125 (Output_merge_string::do_add_input_section): Ditto.
4126 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4127 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4128 INPUT_SECTIONS_.
4129 (Output_merge_base::keeps_input_sections,
4130 Output_merge_base::set_keeps_input_sections,
4131 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4132 method definitions.
4133 (Output_merge_base::Input_sections): New type declaration.
4134 (Output_merge_base::input_sections_begin,
4135 Output_merge_base::input_sections_end,
4136 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4137 (Output_merge_base::bool keeps_input_sections_,
4138 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4139 Output_merge_base::input_sections_): New data members.
4140 (Output_merge_data::do_set_keeps_input_sections): New method
4141 defintion.
4142 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4143 * output.cc (Output_section::Input_section::relobj): Move method
4144 defintion from class declaration to here and handle merge sections.
4145 (Output_section::Input_section::shndx): Ditto.
4146 (Output_section::Output_section): Remove initializations of removed
4147 data members and initialize new data member LOOKUP_MAPS_.
4148 (Output_section::add_input_section): Set keeps-input-sections flag
4149 for a newly created merge output section as appropriate. Adjust code
4150 to use Output_section_lookup_maps class.
4151 (Output_section::add_relaxed_input_section): Adjst code for lookup
4152 maps code refactoring.
4153 (Output_section::add_merge_input_section): Add a new parameter
4154 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4155 class. If adding input section to a newly created merge output
4156 section fails, remove the new merge section.
4157 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4158 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4159 (Output_section::find_merge_section): Ditto.
4160 (Output_section::build_lookup_maps): New method defintion.
4161 (Output_section::find_relaxed_input_section): Adjust code to use
4162 Output_section_lookup_maps class.
4163 (Output_section::get_input_sections): Export merge sections. Adjust
4164 code to use Output_section_lookup_maps class.
4165 (Output_section:::add_script_input_section): Adjust code to use
4166 Output_section_lookup_maps class. Update lookup maps for merge
4167 sections also.
4168 (Output_section::discard_states): Use Output_section_lookup_maps.
4169 (Output_section::restore_states): Same.
4170 * output.h (Merge_section_properties): Move class defintion out of
4171 Output_section.
4172 (Output_section_lookup_maps): New class.
4173 (Output_section::Input_section::is_merge_section): New method
4174 defintion.
4175 (Output_section::Input_section::relobj): Move defintion out of class
4176 defintion. Declare method only.
4177 (Output_section::Input_section::shndx): Ditto.
4178 (Output_section::Input_section::output_merge_base): New method defintion.
4179 (Output_section::Input_section::u2_.pomb): New union field.
4180 (Output_section::Merge_section_by_properties_map,
4181 Output_section::Output_section_data_by_input_section_map,
4182 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4183 Remove types.
4184 (Output_section::add_merge_input_section): Add new parameter
4185 KEEPS_INPUT_SECTIONS.
4186 (Output_section::build_lookup_maps): New method declaration.
4187 (Output_section::merge_section_map_,
4188 Output_section::merge_section_by_properties_map_,
4189 Output_section::relaxed_input_section_map_,
4190 Output_section::is_relaxed_input_section_map_valid_): Remove data
4191 members.
4192 (Output_section::lookup_maps_): New data member.
4193
76295588
L		 41942010-05-21 Doug Kwan <dougkwan@google.com>
4195
4196 PR gold/11619
4197 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4198 avoid a compilation error.
4199
d103a984
RÁE		 42002010-05-19 Rafael Espindola <espindola@google.com>
4201
4202 * script-sections.cc (Output_section_definition::allocate_to_segment):
4203 Update the phdrs_list even when the output section is NULL.
4204 * testsuite/Makefile.am: Add test.
4205 * testsuite/Makefile.in: Regenerate.
4206 * testsuite/script_test_9.cc: New.
4207 * testsuite/script_test_9.sh: New.
4208 * testsuite/script_test_9.t: New.
4209
6625d24e
DK		 42102010-05-19 Doug Kwan <dougkwan@google.com>
4211
4212 * arm.cc (Arm_input_section::original_size): New method.
4213 (Arm_input_section::do_addralign): Add a cast.
4214 (Arm_input_section::do_output_offset): Remove static cast.
4215 (Arm_input_section::original_addralign,
4216 Arm_input_section::original_size_): Change type to uint32_t.
4217 (Arm_input_section::init): Add safe casts for section alignment
4218 and size.
4219 (Arm_input_section::set_final_data_size): Do not set address and
4220 offset of stub table.
4221 (Arm_output_section::fix_exidx_coverage): Change use of of
4222 Output_section::Simple_input_section to that of
4223 Output_section::Input_section.
4224 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4225 except for the first pass.
4226 * output.cc (Output_section::get_input_sections): Change type of
4227 input_sections to std::list<Input_section>.
4228 (Output_section::add_script_input_section): Rename from
4229 Output_section::add_simple_input_section. Change type of SIS
4230 parameter from Simple_input_section to Input_section.
4231 * output.h (Output_section::Simple_input_section): Remove class.
4232 (Output_section::Input_section): Change class visibility to public.
4233 (Output_section::Input_section::addralign): Use stored alignments
4234 for special input sections if set.
4235 (Output_section::Input_section::set_addralign): New method.
4236 (Output_section::get_input_sections): Change parameter type from
4237 list of Simple_input_section to list of Input_section.
4238 (Output_section::add_script_input_section): Rename from
4239 Output_section::add_simple_input_section. Change first parameter's
4240 type from Simple_input_section to Input_section and remove the
4241 second and third parameters.
4242 * script-sections.cc (Input_section::Input_section_list): Change
4243 type to list of Output_section::Input_section/
4244 (Input_section_info::Input_section_info): Change parameter type of
4245 INPUT_SECTION to Output_section::Input_section.
4246 (Input_section_info::input_section): Change return type.
4247 (Input_section_info::input_section_): Change type to
4248 Output_section::Input_section.
4249 (Output_section_element_input::set_section_addresses): Adjust code
4250 to use Output_section::Input_section instead of
4251 Output_section::Simple_input_section. Adjust code for renaming
4252 of Output_section::add_simple_input_section.
4253 (Orphan_output_section::set_section_addresses): Ditto.
4254
e1e82ea4
RW		 42552010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4256
4257 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4258 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4259
91e75c8a
RÁE		 42602010-05-18 Rafael Espindola <espindola@google.com>
4261
4262 * options.cc (General_options::finalize): Handle -nostdlib.
4263 * options.h (nostdlib): New option.
4264 * script.cc (script_add_search_dir): Handle -nostdlib.
4265
da59ad79
DK		 42662010-05-12 Doug Kwan <dougkwan@google.com>
4267
4268 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4269 attributes section only if there no attributes section after merging.
4270 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4271 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4272 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4273 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4274 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4275 and arm_attr_merge_7.stdout.
4276 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4277 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4278 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4279 arm_attr_merge_7b.o): New rules.
4280 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4281 arm_attr_merge_7
4282 * testsuite/Makefile.in: Regenerate.
4283 * testsuite/arm_attr_merge.sh: New file.
4284 * testsuite/arm_attr_merge_[67][ab].s: Same.
4285
3e01a7fd
NC		 42862010-05-05 Nick Clifton <nickc@redhat.com>
4287
4288 * po/es.po: Updated Spanish translation.
4289
7ad2014a
L		 42902010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4291
4292 * Makefile.am (install-exec-local): Properly install gold as
4293 default cross linker.
4294 * Makefile.in: Regenerated.
4295
4fda8867
NC		 42962010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4297 Nick Clifton <nickc@redhat.com>
4298
4299 * configure.ac (install_as_default): Define and set to false
4300 unless --enable-gold or --enable-gold=both/gold has been
4301 specified.
4302 * configure: Regenerate.
4303
4304 * Makefile.am (install-exec-local): Install the executable as
4305 'ld.gold'. If install_as_default is true then also install it as
4306 'ld'.
4307 * Makefile.in: Regenerated.
4308
bd288ea2
ILT		 43092010-04-24 Ian Lance Taylor <iant@google.com>
4310
4311 * layout.cc (Layout::layout_reloc): In relocatable link don't
4312 combine reloc sections for grouped sections.
4313
ef38fd8a
ST		 43142010-04-23 Sriraman Tallam <tmsriram@google.com>
4315
4316 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4317 sections that are not ordinary to icf.
4318 * icf.cc (get_section_contents): Handle relocation pointing to section
4319 with no object or shndx information.
4320 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4321 * testsuite/Makefile.in: Regenerate.
4322 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4323 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4324
f6973bdc
ILT		 43252010-04-22 Ian Lance Taylor <iant@google.com>
4326
4327 * expression.cc (Expression::Expression_eval_info): Add
4328 result_alignment_pointer field.
4329 (Expression::eval_with_dot): Add result_alignment_pointer
4330 parameter. Change all callers.
4331 (Expression::eval_maybe_dot): Likewise.
4332 (class Binary_expression): Add alignment_pointer parameter to
4333 left_value and right_value. Change all callers.
4334 (BINARY_EXPRESSION): Set result alignment.
4335 (class Trinary_expression): Add alignment_pointer parameter to
4336 arg2_value and arg3_value. Change all callers.
4337 (Trinary_cond::value): Set result alignment.
4338 (Max_expression::value, Min_expression::value): Likewise.
4339 (Align_expression::value): Likewise.
4340 * script-sections.cc (class Sections_element): Add dot_alignment
4341 parameter to set_section_addresses virtual function. Update
4342 instantiations.
4343 (class Output_section_element): Likewise.
4344 (Script_sections::create_segments): Add dot_alignment parameter.
4345 Change all callers.
4346 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4347 (Script_sections::set_phdrs_clause_addresses): Likewise.
4348 * script-sections.h: Update declarations.
4349 * script.h: Update declarations.
4350 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4351 min_p_align.
4352 * testsuite/script_test_3.t: Set large alignment.
4353 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4354 segment has expected alignment.
4355
9c9c98a5
NC		 43562010-04-22 Nick Clifton <nickc@redhat.com>
4357
4358 * po/gold.pot: Updated by the Translation project.
4359 * po/vi.po: Updated Vietnamese translation.
4360
2253bfba
L		 43612010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4362
4363 * testsuite/Makefile.am (check_PROGRAMS): Add
4364 icf_virtual_function_folding_test.
4365 * testsuite/Makefile.in: Regenerated.
4366
85fdf906
AH		 43672010-04-15 Andrew Haley <aph@redhat.com>
4368
4369 * options.h (merge_exidx_entries): New option.
4370 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4371 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4372 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4373 (Target_arm::merge_exidx_entries): New function.
4374 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4375 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4376 to Arm_exidx_fixup constructor.
4377 Add new arg, merge_exidx_entries.
4378 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4379 Arm_output_section::fix_exidx_coverage.
4380
ce97fa81
ST		 43812010-04-18 Sriraman Tallam <tmsriram@google.com>
4382
4383 * icf.cc (get_section_contents): Check for preemptible functions.
4384 Ignore addend when appropriate.
4385 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4386 section folded.
4387 (add_from_relobj): Check for section folded.
4388 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4389 * symtab.h (should_add_dynsym_entry): Add new parameter.
4390 * target-reloc.h (scan_relocs): Check for section folded.
4391 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4392 Check reloc types for function pointers in shared objects.
4393 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4394 case.
4395 (icf_preemptible_functions_test): New test case.
4396 (icf_string_merge_test): New test case.
4397 * testsuite.Makefile.in: Regenerate.
4398 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4399 bar_glob. Refactor code.
4400 * testsuite/icf_preemptible_functions_test.cc: New file.
4401 * testsuite/icf_preemptible_functions_test.sh: New file.
4402 * testsuite/icf_string_merge_test.cc: New file.
4403 * testsuite/icf_string_merge_test.sh: New file.
4404 * testsuite/icf_virtual_function_folding_test.cc: New file.
4405 * testsuite/icf_virtual_function_folding_test.sh: New file.
4406
04ceb17c
DK		 44072010-04-14 Doug Kwan <dougkwan@google.com>
4408
4409 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4410 for local symbol recounting if we remove a section due to ICF.
4411 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4412 there are no regular objects in input.
4413
153e7da4
DK		 44142010-04-13 Doug Kwan <dougkwan@google.com>
4415
4416 * arm.cc (Arm_input_section::set_final_data_size): Compute
4417 accurate final data size instead of using current data size.
4418
4dbd9faf
DK		 44192010-04-09 Doug Kwan <dougkwan@google.com>
4420
4421 * layout.cc (Layout::choose_output_section): Handle script section
4422 types.
4423 (Layout::make_output_section_for_script): Add section type parameter.
4424 Handle script section types.
4425 * layout.h (Layout::make_output_section_for_script): Add section
4426 type parameter.
4427 * output.cc (Output_section::Output_section): Initialize data member
4428 is_noload_.
4429 (Output_section::do_reset_address_and_file_offset): Do not set address
4430 to 0 if section is a NOLOAD section.
4431 * output.h (Output_section::is_noload): New method.
4432 (Output_section::set_is_noload): Ditto.
4433 (Output_section::is_noload_): New data member.
4434 * script-c.h (Script_section_type): New enum type.
4435 (struct Parser_output_section_header): Add new file section_type.
4436 * script-sections.cc (Sections_element::output_section_name): Add
4437 parameter for returning script section type.
4438 (Output_section_definition::output_section_name): Ditto.
4439 (Output_section_definition::section_type)P; New method.
4440 (Output_section_definiton::script_section_type_name): Ditto.
4441 (Output_section_definition::script_section_type_): New data member.
4442 (Output_section_definition::Output_section_definition): Initialize
4443 data member Output_section_definition::script_section_type_.
4444 (Output_section_definition::create_sections): Pass script section type
4445 to Layout::make_output_section_for_script.
4446 (Output_section_definition::output_section_name): Return script
4447 section type to caller.
4448 (Output_section_definition::set_section_address): Do not advance
4449 dot value and load address if section type is NOLOAD. Set address
4450 of NOLOAD sections regardless of section flags.
4451 (Output_section_definition::print): Print section type if it is
4452 not SCRIPT_SECTION_TYPE_NONE.
4453 (Output_section_definition::section_type): New method.
4454 (Output_section_definition::script_section_type_name): Ditto.
4455 (Script_sections::output_section_name): Add new parameter
4456 PSECTION_TYPE for returning script section type. Pass it to
4457 section elements. Handle discard sections.
4458 (Sort_output_sections::operator()): Handle NOLOAD sections.
4459 * script-sections.h (Script_sections::Section_type): New enum type.
4460 (Script_sections::output_section_name): Add a new parameter for
4461 returning script section type.
4462 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4463 INFO and NOLOAD.
4464 * yyscript.y (union): Add new field SECTION_TYPE.
4465 (COPY, DSECT, INFO, NOLOAD): New tokens.
4466 (opt_address_and_section_type): Change type to output_section_header.
4467 (section_type): New non-terminal
4468 (section_header): Handle section type.
2253bfba 4469 (opt_address_and_section_type): Return section type value.
4dbd9faf 4470
721ea635
L		 44712010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4472
4473 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4474 * testsuite/plugin_common_test_2.c (foo): Likewise.
4475
6bf924b0
DK		 44762010-04-08 Doug Kwan <dougkwan@google.com>
4477
4478 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4479 Output_merge_data.
4480 * output.cc (Output_section::add_merge_input_section): Simplify
4481 code and return status of Output_merge_base::add_input_section.
e1df38aa 4482 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4483 returns true.
4484
24af6f92
DK		 44852010-04-07 Doug Kwan <dougkwan@google.com>
4486
4487 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4488 if section is marked as containing instructions but has no mapping
4489 symbols.
4490 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4491 correct section index.
4492 (Arm_relobj::find_linked_text_section): Ditto.
4493
00698fc5
CC		 44942010-04-07 Cary Coutant <ccoutant@google.com>
4495
4496 * archive.cc (include_member): Destroy Read_symbols_data object before
4497 releasing file.
4498 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4499 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4500 (Read_symbols_data::~Read_symbols_data) New destructor.
4501 (Section_relocs::Section_relocs) New constructor.
4502 (Section_relocs::~Section_relocs) New destructor.
4503 (Read_relocs_data::Read_relocs_data) New constructor.
4504 (Read_relocs_data::~Read_relocs_data) New destructor.
4505 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4506 pointers to NULL after deleting.
4507
7296d933
DK		 45082010-04-07 Doug Kwan <dougkwan@google.com>
4509
4510 * arm.cc: Replace "endianity" with "endianness" in comments.
4511 (Arm_exidx_cantunwind): Ditto.
4512 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4513 (Arm_relobj::merge_flags_and_attributes): New method.
4514 (Arm_relobj::merge_flags_and_attributes_): New data member.
4515 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4516 (Arm_relobj::scan_sections_for_stubs): Ditto.
4517 (Arm_relobj::do_read_symbols): Check to see if we really want to
4518 merge processor-specific flags and attributes. Exit early if
4519 an object is empty except for section names and the undefined symbol.
4520 (Target_arm::do_finalize_sections): Move check for ELF format to
4521 Arm_relobj::do_read_symbols. Merge processor specific flags and
4522 attributes from a regular object only when we have determined that
4523 it is aapropriate. Do not create an .ARM.attributes section in
4524 output if there is no regular input object.
4525 (Target_arm::merge_processor_specific_flags): Check
4526 --warn-mismatch before printing any error.
4527 (Target_arm::merge_object_attributes): Ditto.
4528 * gold.cc (queue_middle_tasks): Handle the case in which there is
4529 no regular object in input.
4530 * options.cc (General_options::parse_EB): New method.
4531 (General_options::parse_EL): Same.
4532 (General_options::General_options): Initialize endianness_.
4533 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4534 New options.
4535 (General_options::Endianness): New enum.
4536 (General_options::endianness): New method.
4537 (General_options::endianness_): New data member.
4538 * parameters.cc (Parameters::set_options): Check target endianness.
4539 (Parameters::set_target_once): Ditto.
4540 (Parameters::check_target_endianness): New method.
4541 (parameters_force_valid_target): If either -EL or -EB is specified,
4542 use it to define endianness of default target.
4543 * parameters.h (Parameters::check_target_endianness): New method
4544 declaration.
4545 * target.h (class Target): Change "endianity" to "endianness"
4546 in comments.
4547
efc8d4f2
RW		 45482010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4549
4550 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4551 * configure: Regenerate.
4552 * Makefile.in: Regenerate.
4553 * testsuite/Makefile.in: Regenerate.
4554
be234d88
CC		 45552010-04-06 Cary Coutant <ccoutant@google.com>
4556
4557 gcc PR lto/42757
4558 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4559 prevailing definitions of common symbols.
4560 * testsuite/plugin_test_6.sh: New test case.
4561 * testsuite/plugin_common_test_1.c: New test case.
4562 * testsuite/plugin_common_test_2.c: New test case.
4563 * testsuite/Makefile.am (plugin_test_6): New test case.
4564 * testsuite/Makefile.in: Regenerate.
4565
bd32c6bd
NC		 45662010-04-06 Nick Clifton <nickc@redhat.com>
4567
4568 * po/vi.po: New Vietnamese translation.
4569
323c532f
DK		 45702010-03-30 Doug Kwan <dougkwan@google.com>
4571
4572 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4573
4fcd97eb
DK		 45742010-03-25 Doug Kwan <dougkwan@google.com>
4575
4576 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4577 to avoid a conversion warning on a 32-bit host.
4578
4ebf39db
ILT		 45792010-03-24 Ian Lance Taylor <iant@google.com>
4580
4581 * testsuite/script_test_3.t: Add a TLS segment.
4582 * testsuite/Makefile.am (check_PROGRAMS): Add
4583 tls_phdrs_script_test.
4584 (tls_phdrs_script_test_SOURCES): Define.
4585 (tls_phdrs_script_test_DEPENDENCIES): Define.
4586 (tls_phdrs_script_test_LDFLAGS): Define.
4587 (tls_phdrs_script_test_LDADD): Define.
4588 * testsuite/Makefile.in: Rebuild.
4589
4a599bdd
CC		 45902010-03-23 Cary Coutant <ccoutant@google.com>
4591
4592 * fileread.cc (find_or_make_view): Fix comment.
4593
6c93b22c
ILT		 45942010-03-23 Ian Lance Taylor <iant@google.com>
4595
4596 * script-sections.cc (class Orphan_section_placement): Define
4597 PLACE_TLS and PLACE_TLS_BSS.
4598 (Orphan_section_placement::Orphan_section_placement): Initialize
4599 new places.
4600 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4601 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4602 (tls_script_test_SOURCES): Define.
4603 (tls_script_test_DEPENDENCIES): Define.
4604 (tls_script_test_LDFLAGS): Define.
4605 (tls_script_test_LDADD): Define.
4606 * testsuite/Makefile.in: Rebuild.
4607
a2c7281b
DK		 46082010-03-22 Doug Kwan <dougkwan@google.com>
4609
4610 * arm.cc (Arm_relocate_functions::abs8,
4611 Arm_relocate_functions::abs16): Use correct check for overflow
4612 specified in the ARM ELF specs.
4613 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4614 target of a BLX instruction specially.
4615 (Reloc_stub::stub_type_for_reloc): Ditto.
4616 (Relocate::relocate): Use symbolic names instead of numeric relocation
4617 codes to report error.
4618 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4619 workaround.
4620 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4621 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4622 thumb2_blx_out_of_range.stdout
4623 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4624 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4625 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4626 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4627 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4628 thumb2_blx_in_range, thumb2_blx_in_range.o,
4629 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4630 thumb2_blx_out_of_range.o): New rules.
4631 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4632 thumb2_blx_in_range and thumb2_blx_out_of_range.
4633 * testsuite/Makefile.in: Regenerate.
4634 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4635 * testsuite/thumb_blx_in_range.s: New file.
4636 * testsuite/thumb_blx_out_of_range.s: New file.
4637
b0193076
RÁE		 46382010-03-22 Rafael Espindola <espindola@google.com>
4639
4640 * archive.cc (Should_include): Move to archive.h.
4641 (should_include_member): Make it a member of Archive.
4642 (Lib_group): New.
4643 (Add_lib_group_symbols): New.
4644 * archive.h: Include options.h.
4645 (Archive_member): Moved from Archive.
4646 (Should_include): Moved from archive.cc.
4647 (Lib_group): New.
4648 (Add_lib_group_symbols): New.
4649 * dynobj.cc (do_should_include_member): New.
4650 * dynobj.h (do_should_include_member): New.
4651 * gold.cc (queue_initial_tasks): Update call to queue.
4652 * main.cc (main): Print lib group stats.
4653 * object.cc (do_should_include_member): New.
4654 * object.h: Include archive.h.
4655 (Object::should_include_member): New.
4656 (Object::do_should_include_member): New.
4657 (Sized_relobj::do_should_include_member): New.
4658 * options.cc (General_options::parse_start_lib): New.
4659 (General_options::parse_end_lib): New.
4660 (Input_arguments::add_file): Handle lib groups.
4661 (Input_arguments::start_group): Check we are not in a lib.
4662 (Input_arguments::start_lib): New.
4663 (Input_arguments::end_lib): New.
4664 * options.h (General_options): Add start_lib and end_lib.
4665 (Input_argument::lib_): New.
4666 (Input_argument::lib): New.
4667 (Input_argument::is_lib): New.
4668 (Input_file_lib): New.
4669 (Input_arguments::in_lib_): New.
4670 (Input_arguments::in_lib): New.
4671 (Input_arguments::start_lib): New.
4672 (Input_arguments::end_lib_): New.
4673 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4674 in unused members as preempted.
4675 (Sized_pluginobj::do_should_include_member): New.
4676 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4677 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4678 return the blocker.
4679 (Read_symbols::do_whole_lib_group): New.
4680 (Read_symbols::do_lib_group): New.
4681 (Read_symbols::do_read_symbols): Handle lib groups.
4682 (Read_symbols::get_name): Handle lib groups.
4683 * readsyms.h (Read_symbols): Add an archive member pointer.
4684 (Read_symbols::do_whole_lib_group): New.
4685 (Read_symbols::do_lib_group): New.
4686 (Read_symbols::member_): New.
4687 * script.cc (read_input_script): Update call to queue_soon.
4688
d099120c
DK		 46892010-03-19 Doug Kwan <dougkwan@google.com>
4690
4691 * arm.cc (Stub_table::Stub_table): Initialize new data members
4692 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4693 (Stub_table::add_reloc_stub): Assign stub offset and update
4694 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4695 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4696 New data members.
4697 (Stub_table::update_data_size_and_addralign): Use
4698 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4699 instead of going over all reloc stubs.
4700 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4701 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4702 Stringpool_template::offset_ to size of Stringpool_char.
4703 (Stringpool_template::new_key_offset): Remove code to initialize
4704 Stringpool_template::offset_.
4705 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4706 Stringpool_template::offset_ to zero.
4707
1aa37384
DK		 47082010-03-15 Doug Kwan <dougkwan@google.com>
4709
4710 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4711 offset_.
4712 (Stringpool_template::new_key_offset): New method.
4713 (Stringpool_template::add_string): Assign offsets when adding new
4714 strings.
4715 (Stringpool_template::set_string_offsets): Do not set string offsets
4716 when not optimizing.
4717 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4718 member size_.
4719 (Chunked_vector::clear): Clear size_.
4720 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4721 (Chunked_vector::size): Return size_.
4722 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4723 (Chunked_vector::size_): New data member.
1aa37384
DK		 4724 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4725 (Stringpool_template::new_key_offset): New method declaration.
4726 (Stringpool_template::offset_): New data member.
4727
b672b057
RÁE		 47282010-03-15 Rafael Espindola <espindola@google.com>
4729
4730 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4731 Add_symbols' constructor.
4732 * readsyms.h (Add_symbols): Remove the input_group member.
4733
b6848d3c
ILT		 47342010-03-10 Ian Lance Taylor <iant@google.com>
4735
4736 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4737 target to ask whether a reference to a symbol requires a stack
4738 split.
4739 * target.h (Target::is_call_to_non_split): New function.
4740 (Target::do_is_call_to_non_split): Declare virtual function.
4741 * target.cc: Include "symtab.h".
4742 (Target::do_is_call_to_non_split): New function.
4743 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4744
a2a5469e
CC		 47452010-03-10 Cary Coutant <ccoutant@google.com>
4746
4747 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4748 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4749 (File_read::open[2]): Add whole_file_view_ to list of views.
4750 (File_read::make_view): Remove test of whole_file_view_.
4751 (File_read::find_or_make_view): Create whole_file_view_ if
4752 necessary.
4753 (File_read::clear_views): Replace bool parameter with enum;
4754 adjust all callers. Don't delete views with permanent data;
4755 do delete cached views and views from archives if
4756 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4757 if clearing the corresponding view.
4758 * fileread.h (File_read::Clear_views_mode): New enum.
4759 (File_read::View::is_permanent_view): New method.
4760 (File_read::clear_views): Replace bool parameter
4761 with enum; adjust all callers.
4762 * options.h (General_options): Change keep_files_mapped option;
4763 add map_whole_files.
4764 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4765 releasing the file.
4766 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4767 the file.
4768
8861f32b
DM		 47692010-03-10 David S. Miller <davem@davemloft.net>
4770
4771 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4772
d62d0f5f
ST		 47732010-03-09 Sriraman Tallam <tmsriram@google.com>
4774
4775 * icf.cc (get_section_contents): Add '@' marker after processing the
4776 merge reloc.
4777
9177756d
DK		 47782010-03-08 Doug Kwan <dougkwan@google.com>
4779
4780 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4781 due to a conversion warning.
4782 (Arm_relobj::update_output_local_symbol_count): Check for local
4783 symbol with unset output index.
4784
9e9e071b
ILT		 47852010-03-05 Ian Lance Taylor <iant@google.com>
4786
4787 * options.h (class General_options): Add --spare-dynamic-tags.
4788 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4789 --spare-dynamic-tags.
4790
a81ee015
ILT		 47912010-03-05 Ian Lance Taylor <iant@google.com>
4792
4793 * incremental.cc: Include "libiberty.h".
4794
44ec90b9
RO		 47952010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4796
4797 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4798 function, is_info_ member.
4799 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4800 (Versions::Versions): Update caller.
4801 (Versions::define_base_version): Likewise.
4802 (Versions::add_def): Likewise.
4803
0897ed3b
ST		 48042010-03-03 Sriraman Tallam <tmsriram@google.com>
4805
4806 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4807 (Scan::possible_function_pointer_reloc): New function.
4808 (Scan::local_reloc_may_be_function_pointer): Change to call
4809 possible_function_pointer_reloc.
4810 (Scan::global_reloc_may_be_function_pointer): Ditto.
4811 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4812 relocations in ".data.rel.ro._ZTV" section.
4813 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4814 * testsuite/icf_safe_so_test.cc: Ditto.
4815 * testsuite/icf_safe_test.cc: Ditto.
4816 * testsuite/icf_safe_test.sh: Ditto.
4817
d3bbad62
ILT		 48182010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4819 Ian Lance Taylor <iant@google.com>
4820
4821 * target-reloc.h (relocate_section): Check the symbol table index
4822 for -1U before setting the local symbol index.
4823 (scan_relocatable_relocs): If copying the relocation, record that
4824 the local symbol is required.
4825 * object.h (Symbol_value::is_output_symtab_index_set): New
4826 function.
4827 (Symbol_value::may_be_discarded_from_output_symtab): New
4828 function.
4829 (Symbol_value::has_output_symtab_entry): New function.
4830 (Symbol_value::needs_output_symtab_entry): Remove.
4831 (Symbol_value::output_symtab_index): Make sure the symbol index is
4832 set.
4833 (Symbol_value::set_output_symtab_index): Make sure the symbol
4834 index is not set. Make sure the new index is valid.
4835 (Symbol_value::set_must_have_output_symtab_entry): New function.
4836 (Symbol_value::has_output_dynsym_entry): New function.
4837 (Symbol_value::set_output_dynsym_index): Make sure the new index
4838 is valid.
4839 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4840 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4841 local symbol if permitted.
4842 (Sized_relobj::do_finalize_local_symbols): Call
4843 is_output_symtab_index_set rather than needs_output_symtab_entry.
4844 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4845 rather than needs_output_symtab_entry. Call
4846 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4847 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4848 is_output_symtab_index_set rather than needs_output_symtab_entry.
4849 * testsuite/discard_locals_relocatable_test.c: New file.
4850 * testsuite/discard_locals_test.sh: Test -r.
4851 * testsuite/Makefile.am (check_DATA): Add
4852 discard_locals_relocatable_test1.syms,
4853 discard_local_relocatable_test2.syms.
4854 (MOSTLYCLEANFILES): Likewise. Also add
4855 discard_locals_relocatable_test1.lout and
4856 discard_locals_relocatable_test2.out.
4857 (discard_locals_relocatable_test1.syms): New target.
4858 (discard_locals_relocatable_test.o): New target.
4859 (discard_locals_relocatable_test1.out): New target.
4860 (discard_locals_relocatable_test2.syms): New target.
4861 (discard_locals_relocatable_test2.out): New target.
4862 (various): Add missing ../ld-new dependencies.
4863 * testsuite/Makefile.in: Rebuild.
4864
7e8ccf26
NC		 48652010-03-03 Nick Clifton <nickc@redhat.com>
4866
4867 * po/fi.po: New Finnish translation.
4868
2a0ff005
DK		 48692010-03-01 Doug Kwan <dougkwan@google.com>
4870
4871 * layout.cc (Layout::Layout): Force section types of .init_array*,
4872 .preinit_array* and .fini_array* sections.
4873 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4874 Fix check of return value of std::string::find.().
4875 (Output_section::Input_section_sort_compare::operator()): Remove
4876 comment about .init_array.
4877 (Output_section::Input_section_sort_init_fini_compare::operator()):
4878 New method.
4879 (Output_section::sort_attached_input_sections): Handle .init_array
4880 and .fini_array specially.
4881 * output.h (Output_section::Inut_section_sort_compare): Update
4882 comment.
4883 (Output_section::Input_section_sort_init_fini_compare): New struct.
4884
c3e4ae29
DK		 48852010-02-26 Doug Kwan <dougkwan@google.com>
4886
4887 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4888 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4889 * testsuite/debug_msg.sh: Avoid matching source line number for
4890 use of global variable undef_int.
4891
2fd9ae7a
DK		 48922010-02-26 Doug Kwan <dougkwan@google.com>
4893
4894 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4895 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4896 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4897 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4898 * options.cc (General_options::General_options): Initialize member
4899 fix_v4bx_.
4900 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4901 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4902 and rm_no_fix_v4bx.stdout
4903 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4904 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4905 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4906 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4907 and arm_no_fix_v4bx.
4908 * Makefile.in: Regenerate.
4909 * testsuite/arm_fix_v4bx.s: New file.
4910 * testsuite/arm_fix_v4bx.sh: Ditto.
4911
67ec7d0b
DK		 49122010-02-24 Doug Kwan <dougkwan@google.com>
4913
4914 * arm.cc (Target_arm::got_section): Make the .got section the first
4915 non RELRO section in the data segment.
4916 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4917 suffixes of section names.
4918
10165461
DK		 49192010-02-24 Doug Kwan <dougkwan@google.com>
4920
4921 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4922 flags and attributes merging if an input file is a binary file.
4923 * fileread.cc (Input_file::open): Record format of original file.
4924 * fileread.h (Input_file::Format): New enum type.
4925 (Input_file::Input_file): Initialize data member format_.
4926 (Input_file::format): New method definition.
4927 (Input_file::format_):: New data member.
4928
4a54abbb
DK		 49292010-02-24 Doug Kwan <dougkwan@google.com>
4930
4931 * arm.cc (Arm_output_data_got): New class.
4932 (ARM_TCB_SIZE): New constant
4933 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4934 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4935 If user uses a script with a SECTIONS clause, issue only a warning
4936 for a misplaced EXIDX input section. Otherwise, issue an error.
4937 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4938 garbage collection.
4939 (Target_arm::got_mode_index_entry): Handle static linking.
4940 (Target_arm::Scan::local): Ditto.
4941 (Target_arm::Scan::global): Ditto.
4942 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4943 all incorrectly implemented relocations.
e1df38aa 4944 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4945 Arm_output_section::fix_exidx_coverage.
4946 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4947 from ".ARM.exidx." and ".ARM.extab.".
4948
ca419a6f
ILT		 49492010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4950
4951 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4952 section if it does not already exist.
4953 * attributes.cc (Attributes_section_data::Attributes_section_data):
4954 Don't crash if size is zero.
4955
135b9c78
ILT		 49562010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4957 Ian Lance Taylor <iant@google.com>
4958
4959 * gold.cc (queue_middle_tasks): If no input files were opened,
4960 exit.
4961 * workqueue.h (Task_function::Task_function): Assert that there is
4962 a blocker.
4963
bb0bfe4f
DK		 49642010-02-22 Doug Kwan <dougkwan@google.com>
4965
4966 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4967 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4968 types to avoid warnings due to different uint64_t implementations
4969 on different hosts.
4970
2a2b6d42
DK		 49712010-02-21 Doug Kwan <dougkwan@google.com>
4972
4973 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4974 handling of the maximum backward branch offset.
4975 (Arm_relocate_functions::thumb_branch_common): Ditto.
4976 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4977 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4978 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4979 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4980 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4981 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4982 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4983 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4984 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4985 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4986 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4987 thumb2_bl_out_of_range.o): New rules.
4988 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4989 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4990 thumb2_bl_out_of_range
4991 * testsuite/Makefile.in: Regenerate.
4992 * testsuite/arm_bl_in_range.s: New file.
4993 * testsuite/arm_bl_out_of_range.s: Ditto.
4994 * testsuite/arm_branch_in_range.sh: Ditto.
4995 * testsuite/arm_branch_range.t: Ditto.
4996 * testsuite/thumb2_branch_range.t: Ditto.
4997 * testsuite/thumb_bl_in_range.s: Ditto.
4998 * testsuite/thumb_bl_out_of_range.s: Ditto.
4999 * testsuite/thumb_branch_range.t: Ditto.
5000
b487ad64
ST		 50012010-02-20 Sriraman Tallam <tmsriram@google.com>
5002
5003 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5004 Add reloc offset information.
5005 * icf.cc (get_section_contents): Change iterators to point to the new
5006 vectors. Add reloc offset information to the contents.
5007 * icf.h (Icf::Sections_reachable_info): New typedef.
5008 (Icf::Sections_reachable_list): New typedef.
5009 (Icf::Offset_info): New typedef.
5010 (Icf::Reloc_info): New struct typedef.
5011 (Icf::Reloc_info_list): New typedef.
5012 (Icf::symbol_reloc_list): Delete method.
5013 (Icf::addend_reloc_list): Delete method.
5014 (Icf::section_reloc_list): Delete method.
5015 (Icf::reloc_info_list): New method.
5016 (Icf::reloc_info_list_): New member.
5017
f96accdf
DK		 50182010-02-19 Doug Kwan <dougkwan@google.com>
5019
5020 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5021 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5022 * arm.cc (Arm_relocation_functions): New forward declaration.
5023 (Target_arm::Target_arm): Initialize new data members
5024 got_mod_index_offset_ and tls_base_symbol_defined_.
5025 (Target_arm::Relocate::relocate_tls): New method.
5026 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5027 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5028 New methods.
5029 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5030 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5031 (Target_arm::got_mod_index_offset_,
5032 Target_arm::tls_base_symbol_defined_): New data members.
5033 (Target_arm::Scan::local, Target::Scan::global,
5034 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5035 relocations.
5036
c8761b9a
DK		 50372010-02-18 Doug Kwan <dougkwan@google.com>
5038
5039 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5040 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5041 text section as a parameter becuase some broken tools may not set
5042 the link in section header.
5043 (Target_arm::has_got_section): New method.
5044 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5045 without any mapping symbol as data only. Remove warning.
5046 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5047 link in its section header, try to discover the link by inspecting the
5048 REL31 relocation at the beginning of the section.
5049 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5050 in error message.
5051 (Target_arm::Scan::global): Treat any reference to the symbol
5052 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5053
21bb3914
ST		 50542010-02-12 Sriraman Tallam <tmsriram@google.com>
5055
5056 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5057 (Scan::global_reloc_may_be_function_pointer): New function.
5058 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5059 (Scan::global_reloc_may_be_function_pointer): New function.
5060 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5061 (Scan::global_reloc_may_be_function_pointer): New function.
5062 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5063 (Scan::global_reloc_may_be_function_pointer): New function.
5064 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5065 (Scan::global_reloc_may_be_function_pointer): New function.
5066 (Scan::possible_function_pointer_reloc): New function.
5067 (Target_x86_64::can_check_for_function_pointers): New function.
5068 * gc.h (gc_process_relocs): Scan relocation types to determine if
5069 function pointers were taken for targets that support it.
5070 * icf.cc (Icf::find_identical_sections): Include functions for
5071 folding in safe ICF whose pointer is not taken.
5072 * icf.h (Secn_fptr_taken_set): New typedef.
5073 (fptr_section_id_): New member.
5074 (section_has_function_pointers): New function.
5075 (set_section_has_function_pointers): New function.
5076 (check_section_for_function_pointers): New function.
5077 * options.h: Fix comment for safe ICF option.
5078 * target.h (can_check_for_function_pointers): New function.
5079 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5080 Modify icf_safe_test for X86-64.
5081 * testsuite/Makefile.in: Regenerate.
5082 * testsuite/icf_safe_so_test.cc: New file.
5083 * testsuite/icf_safe_so_test.sh: New file.
5084 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5085 (main): Change to take pointer to function kept_func_3.
5086 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5087 folding is done correctly for X86-64.
5088
0da6fa6c
DM		 50892010-02-12 David S. Miller <davem@davemloft.net>
5090
5091 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5092 is_symbolless parameter.
5093 (Output_reloc<SHT_REL>::is_symbolless): New.
5094 (Output_reloc<SHT_REL>::is_symbolless_): New.
5095 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5096 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5097 (Output_reloc<SHT_RELA>::is_symbolless): New.
5098 (Output_data_reloc::add_global): Handle is_symbolless.
5099 (Output_data_reloc::add_global_relative): Likewise.
5100 (Output_data_reloc::add_local): Likewise.
5101 (Output_data_reloc::add_local_relative): Likewise.
5102 (Output_data_reloc::add_symbolless_global_addend): New.
5103 (Output_data_reloc::add_symbolless_local_addend): New.
5104 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5105 is_symbolless.
5106 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5107 instead of ->is_relative_
5108 (Output_reloc::write): Likewise.
5109 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5110 (Output_reloc::write_rel): Simplify.
5111
5112 * sparc.cc (Target_sparc::Scan::local): Use
5113 ->add_symbolless_local_addend as needed.
5114 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5115 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5116 based upon relocation offset.
5117
e4782e83
DK		 51182010-02-11 Doug Kwan <dougkwan@google.com>
5119
5120 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5121 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5122 beginning of function.
5123 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5124 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5125 parameter is_32bit in calls to should_apply_static_reloc.
5126 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5127 (check_DATA): Add arm_abs_global.stdout.
5128 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5129 arm_abs_global.stdout): New rules.
5130 (MOSTLLYCLEANFILES): Add arm_abs_global
5131 * Makefile.in: Regenerate.
5132 * testsuite/arm_abs_global.s: New file.
5133 * testsuite/arm_abs_global.sh: Ditto.
5134 * testsuite/arm_abs_lib.s: Ditto.
5135
93ceb764
ILT		 51362010-02-11 Ian Lance Taylor <iant@google.com>
5137
5138 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5139 Read_relocs task.
5140 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5141 Allocate_commons_task first.
5142 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5143 task, rather than symtab_lock_.
5144 (Gc_process_relocs::~Gc_process_relocs): New function.
5145 (Gc_process_relocs::is_runnable): Check this_blocker_.
5146 (Gc_process_relocs::locks): Use next_blocker_ rather than
5147 blocker_.
5148 (Scan_relocs::~Scan_relocs): New function.
5149 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5150 symtab_lock_.
5151 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5152 next_blocker_.
5153 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5154 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5155 constructor accordingly.
5156 (class Gc_process_relocs): Likewise.
5157 (class Scan_relocs): Likewise.
5158 * common.h (class Allocate_commons_task): Remove symtab_lock_
5159 field, and corresponding constructor parameter.
5160 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5161 symtab_lock_.
5162 (Allocate_commons_task::locks): Likewise.
5163
114dfbe1
ILT		 51642010-02-11 Ian Lance Taylor <iant@google.com>
5165
5166 * gold-threads.h (class Once): Define.
5167 (class Initialize_lock): Rewrite as child of Once.
5168 * gold-threads.cc (class Once_initialize): Define.
5169 (once_pointer_control): New static variable.
5170 (once_pointer, once_arg): New static variables.
5171 (c_run_once): New static function.
5172 (Once::Once, Once::run_once, Once::internal_run): New functions.
5173 (class Initialize_lock_once): Remove.
5174 (initialize_lock_control): Remove.
5175 (initialize_lock_pointer): Remove.
5176 (initialize_lock_once): Remove.
5177 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5178 (Initialize_lock::initialize): Rewrite.
5179 (Initialize_lock::do_run_once): New function.
5180 * archive.cc (Archive::interpret_header): Only clear name if it is
5181 not already empty.
5182 * fileread.cc: Include "gold-threads.h"
5183 (file_counts_lock): New static variable.
5184 (file_counts_initialize_lock): Likewise.
5185 (File_read::release): Only increment counts when using --stats.
5186 Use a lock around the increment.
5187 * parameters.cc (class Set_parameters_target_once): Define.
5188 (set_parameters_target_once): New static variable.
5189 (Parameters::Parameters): Move here from parameters.h.
5190 (Parameters::set_target): Rewrite.
5191 (Parameters::set_target_once): New function.
5192 (Parameters::clear_target): Move here and rewrite.
5193 * parameters.h (class Parameters): Update declarations. Add
5194 set_parameters_target_once_ field.
5195 (Parameters::Parameters): Move to parameters.cc.
5196 (Parameters::clear_target): Likewise.
5197 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5198 task.
5199 (Start_group::~Start_group): New function.
5200 (Start_group::is_runnable): New function.
5201 (Start_group::locks, Start_group::run): New functions.
5202 (Finish_group::run): Change saw_undefined to size_t.
5203 * readsyms.h (class Start_group): Define.
5204 (class Finish_group): Change saw_undefined_ field to size_t.
5205 (Finish_group::Finish_group): Remove saw_undefined and
5206 this_blocker parameters. Change all callers.
5207 (Finish_group::set_saw_undefined): New function.
5208 (Finish_group::set_blocker): New function.
5209 * symtab.h (class Symbol_table): Change saw_undefined to return
5210 size_t. Change saw_undefined_ field to size_t.
5211 * target-select.cc (Set_target_once::do_run_once): New function.
5212 (Target_selector::Target_selector): Initialize set_target_once_
5213 field. Don't initialize lock_ and initialize_lock_ fields.
5214 (Target_selector::instantiate_target): Rewrite.
5215 (Target_selector::set_target): New function.
5216 * target-select.h (class Set_target_once): Define.
5217 (class Target_selector): Update declarations. Make
5218 Set_target_once a friend. Remove lock_ and initialize_lock_
5219 fields. Add set_target_once_ field.
5220
fa17a3f4
ILT		 52212010-02-10 Ian Lance Taylor <iant@google.com>
5222
5223 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5224 queueing any tasks.
5225 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5226 (queue_middle_tasks): Add all blockers before queueing any tasks.
5227 (queue_final_tasks): Likewise.
5228 * token.h (Task_token::add_blockers): New function.
5229 * object.h (Input_objects::number_of_relobjs): New function.
5230
c7177d31
ILT		 52312010-02-10 Ian Lance Taylor <iant@google.com>
5232
5de0e392
ILT		 5233 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5234 shared, not if not position independent.
5235 * x86_64.cc (Relocate::relocate_tls): Likewise.
5236 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5237 (tls_pie_pic_test): New target.
5238 * testsuite/Makefile.in: Rebuild.
5239
c7177d31
ILT		 5240 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5241 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5242 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5243 * testsuite/Makefile.in: Rebuild.
5244
684b268a
DM		 52452010-02-09 David S. Miller <davem@davemloft.net>
5246
5247 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5248 R_SPARC_RELATIVE using ->add_local_relative().
5249 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5250
612a8d3d
DM		 5251 * output.h (Output_data_dynamic::add_section_size): New method
5252 that takes two Output_data objects.
5253 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5254 entry param. Handle it in initializers.
5255 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5256 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5257 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5258 arg.
5259 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5260 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5261 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5262 for dynrel_includes_plt.
5263 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5264 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5265 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5266 before .rela.plt
5267 (Target_sparc::do_finalize_sections): Update to pass true for
5268 dynrel_includes_plt.
5269 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5270 output before .rela.plt
5271 (Target_powerpc::do_finalize_sections): Update to pass true for
5272 dynrel_includes_plt when 32-bit.
5273
cb1be87e
DK		 52742010-02-08 Doug Kwan <dougkwan@google.com>
5275
5276 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5277 method.
5278 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5279 Arm_relobj::scan_section_for_cortex_a8_stubs,
5280 Arm_relobj::do_relocation_section): Instead of calling
5281 Output_section::output_address, use faster
5282 Arm_relobj::simple_input_section_output_address.
5283
705b5121
DM		 52842010-02-08 David S. Miller <davem@davemloft.net>
5285
5286 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5287 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5288 relocation helper function.
5289
024c4466
DM		 5290 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5291 just like R_SPARC_GOT{10,13,22}.
5292 (Target_sparc::Scan::local): Likewise.
5293 (Target_sparc::Relocate:relocate): Likewise.
5294
9109c078
ILT		 52952010-02-06 Ian Lance Taylor <iant@google.com>
5296
5297 * configure.ac: Rewrite targetobjs duplicate removal code to use
5298 only shell constructs.
5299 * configure: Rebuild.
5300
cf846138
DK		 53012010-02-05 Doug Kwan <dougkwan@google.com>
5302
5303 PR 11247
5304 * arm.cc (Arm_relobj::section_is_scannable): New method.
5305 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5306 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5307
6cfaf60b
DK		 53082010-02-04 Doug Kwan <dougkwan@google.com>
5309
5310 PR 11247
5311 * arm-reloc-property.cc (cstdio): Include.
5312 * configure.ac (targetobjs): Remove duplicates.
5313 * configure: Regenerate.
5314 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5315 big and little endian version for a given address size.
5316
5c57f1be
DK		 53172010-02-03 Doug Kwan <dougkwan@google.com>
5318
5319 * arm-reloc-property.cc
5320 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5321 definition.
5322 * arm-reloc-property.h
5323 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5324 New method definition.
5325 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5326 declaration.
5327 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5328 overflow to N.
5329 (GOT_PREL): Change implemented to Y.
5330 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5331 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5332 (Arm_relocate_functions::movw_abs_nc): Remove method.
5333 (Arm_relocate_functions::movt_abs): Ditto.
5334 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5335 (Arm_relocate_functions::thm_movt_abs): Ditto.
5336 (Arm_relocate_functions::movw_rel_nc): Ditto.
5337 (Arm_relocate_functions::movw_rel): Ditto.
5338 (Arm_relocate_functions::movt_rel): Ditto.
5339 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5340 (Arm_relocate_functions:thm_movw_rel): Ditto.
5341 (Arm_relocate_functions:thm_movt_rel): Ditto.
5342 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5343 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5344 New method definitions.
5345 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5346 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5347 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5348 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5349 (Target_arm::Relocate::relocate): Check for non-static or
5350 unimplemented relocation code and exit early. Change calls to
5351 Target_arm::reloc_uses_thumb_bit and
5352 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5353 instead. Refactor code to handle similar relocations to increase
5354 code sharing. Remove check for unsupported relocation code in switch
5355 statement.
5356 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5357 relocation property table to find out size. Change error message to
5358 print out the name of a relocation code instead of the numeric value.
5359 (Target_arm::scan_reloc_for_stub): Use relocation property table
5360 instead of calling Target_arm::reloc_uses_thumb_bit().
5361
218c5831
DK		 53622010-02-02 Doug Kwan <dougkwan@google.com>
5363
5364 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5365 types of relaxed input section.
5366
0d31c79d
DK		 53672010-02-02 Doug Kwan <dougkwan@google.com>
5368
5369 * Makefile.am (HFILES): Add arm-reloc-property.h.
5370 (DEFFILES): New.
5371 (TARGETSOURCES): Add arm-reloc-property.cc
5372 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5373 (libgold_a_SOURCES): $(DEFFILES)
5374 * Makefile.in: Regenerate.
5375 * arm-reloc-property.cc: New file.
5376 * arm-reloc-property.h: New file.
5377 * arm-reloc.def: New file.
5378 * arm.cc: Update comments.
5379 (arm-reloc-property.h): New included header.
5380 (arm_reloc_property_table): New global variable.
5381 (Target_arm::do_select_as_default_target): New method definition.
5382 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5383 arm-reloc-property to targ_extra_obj.
5384 * parameters.cc (set_parameters_target): Call
5385 Target::select_as_default_target().
5386 * target.h (Target::select_as_default_target): New method definition.
5387 (Target::do_select_as_default_target): Same.
5388
546c7457
DK		 53892010-02-01 Doug Kwan <dougkwan@google.com>
5390
5391 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5392 first_output_text_section_.
5393 (Arm_exidx_fixup::first_output_text_section): New method definition.
5394 (Arm_exidx_fixup::first_output_text_section_): New data member.
5395 (Arm_exidx_fixup::process_exidx_section): Record the first text
5396 output section seen.
5397 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5398 and entsize in output section header.
5399
11b861d5
DK		 54002010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5401
5402 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5403 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5404 (Arm_relocate_functions::thm_alu11): New Method.
5405 (Arm_relocate_functions::thm_pc8): New Method.
5406 (Arm_relocate_functions::thm_pc12): New Method.
5407 (Target_arm::Scan::local): Handle the relocations.
5408 (Target_arm::Scan::global): Likewise.
5409 (Target_arm::Relocate::relocate): Likewise.
5410 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5411
c9a2c125
DK		 54122010-01-29 Doug Kwan <dougkwan@google.com>
5413
5414 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5415 of relocation types as ld.
5416
1521477a
DK		 54172010-01-29 Doug Kwan <dougkwan@google.com>
5418
5419 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5420 to public.
5421 (Arm_relocate_functions::thumb_branch_common): Ditto.
5422 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5423 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5424 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5425 Arm_relocate_functions::jump24): Remove.
5426 (Target_arm::Relocate::relocate): Adjust code to call
5427 Arm_relocation_functions::arm_branch_common and
5428 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5429 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5430
e7eca48c
DK		 54312010-01-29 Doug Kwan <dougkwan@google.com>
5432
5433 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5434 output_local_symbol_count_needs_update_.
5435 (Arm_relobj::output_local_symbol_count_needs_update,
5436 Arm_relobj::set_output_local_symbol_count_needs_update,
5437 Arm_relobj::update_output_local_symbol_count): New methods.
5438 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5439 member.
5440 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5441 of pointed function as in a R_ARM_PREL31 relocation.
5442 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5443 for output local symbol count updating.
5444 (Target_arm::do_relax): Update output local symbol counts in objects
5445 if necessary.
5446 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5447
02961d7e
ILT		 54482010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5449
5450 * arm.cc: Added support for the ARM relocations:
5451 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5452 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5453 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5454 movw_prel_nc).
5455 (Arm_relocate_functions::movw_rel): New method.
5456 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5457 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5458 thm_movw_prel_nc).
5459 (Arm_relocate_functions::thm_movw_rel): New method.
5460 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5461 thm_movt_prel).
5462 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5463 relocations.
5464 (Target_arm::Scan::global): Likewise.
5465 (Target_arm::Relocate::relocate): Likewise.
5466 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5467 Likewise.
5468
b10d2873
ILT		 54692010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5470
5471 * arm.cc: Added support for ARM group relocations.
5472 (Target_arm::reloc_needs_sym_origin): New method.
5473 (Arm_relocate_functions::calc_grp_kn): New method.
5474 (Arm_relocate_functions::calc_grp_residual): New method.
5475 (Arm_relocate_functions::calc_grp_gn): New method.
5476 (Arm_relocate_functions::arm_grp_alu): New Method.
5477 (Arm_relocate_functions::arm_grp_ldr): New Method.
5478 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5479 (Arm_relocate_functions::arm_grp_ldc): New Method.
5480 (Target_arm::Scan::local): Handle the ARM group relocations.
5481 (Target_arm::Scan::global): Likewise.
5482 (Target_arm::Relocate::relocate): Likewise.
5483 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5484 Likewise.
5485
2b328d4e
DK		 54862010-01-26 Doug Kwan <dougkwan@google.com>
5487
5488 * arm.cc (set): Include.
5489 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5490 pointer type.
5491 (Arm_output_section::Text_section_list): New type.
5492 (Arm_output_section::append_text_sections_to_list): New method.
5493 (Arm_output_section::fix_exidx_coverage): Ditto.
5494 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5495 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5496 Relobj::set_section_offset() instead of
5497 Sized_relobj::invalidate_section_offset().
5498 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5499 parameter for section headers. Ignore relocation sections for
5500 unallocated sections and EXIDX sections.
5501 (Target_arm::fix_exidx_coverage): New method.
5502 (Target_arm::output_section_address_less_than): New type.
5503 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5504 linked text section instead of the EXIDX section.
5505 (Arm_output_section::create_stub_group): Add an assertion to check
5506 that this is not an EXIDX output section.
5507 (Arm_output_section::append_text_sections_to_list): New method.
5508 (Arm_output_section::fix_exidx_coverage): Ditto.
5509 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5510 Arm_relobj::section_needs_reloc_stub_scanning.
5511 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5512 first pass.
5513 (Target_arm::fix_exidx_coverage): New method.
5514 * object.h (Relobj::set_output_section): New method.
5515 (Sized_relobj::invalidate_section_offset): Remove method.
5516 (Sized_relobj::do_invalidate_section_offset): Remove method.
5517 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5518
c7f3c371
DK		 55192010-01-25 Doug Kwan <dougkwan@google.com>
5520
5521 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5522 Fix warning due to signed and unsigned comparison on a 32-bit host.
5523
8923b24c
DK		 55242010-01-22 Doug Kwan <dougkwan@google.com>
5525
5526 * arm.cc (Target_arm::do_relax): Record an output section for section
5527 offset adjustment it contains any stub table that has changed.
5528 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5529 offsets in an output section if necessary.
5530 * output.cc (Output_section::Output_section): Initialize
5531 section_offsets_need_adjustments_.
5532 (Output_section::add_input_section_for_script): Renamed to
5533 Output_section::add_simple_input_section.
5534 (Output_section::save_states): Add a comment.
5535 (Output_section::discard_states): New method defintion.
5536 (Output_section::adjust_section_offsets): Same.
5537 * output.h (Output_section::add_input_section_for_script): Renamed to
5538 Output_section::add_simple_input_section.
5539 (Output_section::discard_states): New method declaration.
5540 (Output_section::adjust_section_offsets): Same.
5541 (Output_section::section_offsets_need_adjustment,
5542 Output_section::set_section_offsets_need_adjustment): New method
5543 definitions.
5544 (Output_section::section_offsets_need_adjustment_): New data member.
5545 * script-sections.cc
5546 (Output_section_element_input::set_section_address): Adjust code for
5547 renaming of Output_section::add_input_section_for_script.
5548 (Orphan_output_section::set_section_address): Same.
5549
9b2fd367
DK		 55502010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5551
5552 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5553 Fix_v4bx enum values .
5554 * gold/options.h (General_options): New option definitions.
5555 (General_options::fix_v4bx): New method.
5556 (General_options::Fix_v4bx): New enum.
5557 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5558 (General_options::parse_fix_v4bx_interworking): New method.
5559
80d0d023
DK		 55602010-01-22 Doug Kwan <dougkwan@google.com>
5561
5562 * arm.cc (Arm_exidx_fixup): New class.
5563
af2cdeae
DK		 55642010-01-21 Doug Kwan <dougkwan@google.com>
5565
5566 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5567 classes.
5568 (Arm_exidx_section_offset_map): New type.
5569
993d07c1
DK		 55702010-01-21 Doug Kwan <dougkwan@google.com>
5571
5572 * arm.cc (Arm_exidx_input_section): New class.
5573 (Arm_relobj::exidx_input_section_by_link,
5574 Arm_relobj::exidx_input_section_by_shndx,
5575 Arm_relobj::make_exidx_input_section): New methods.
5576 (read_arm_attributes_section): Remove.
5577 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5578 information about them.
5579 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5580 to here.
5581
5ac169d4
DK		 55822010-01-20 Doug Kwan <dougkwan@google.com>
5583
5584 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5585 Input_section_specifier to Section_id.
5586 (Target_arm::new_arm_input_section: Adjust code for change of key
5587 type.
5588 (Target_arm::find_arm_input_section): Ditto.
5589 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5590 (Section_id): Remove.
5591 (Garbage_collection::Section_id_hash): Remove.
5592 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5593 (Section_id): Remove.
5594 (Icf::Section_id_hash): Remove.
5595 * object.h (Section_id, Const_section_id, Section_id_hash,
5596 Const_section_id_hash): New type definitions.
5597 * output.cc (Output_section::add_relaxed_input_section): Change to
5598 use Const_section_id instead of Input_section_specifier as key type.
5599 (Output_section::add_merge_input_section): Ditto.
5600 (Output_section::build_relaxation_map): Change to use Section_id
5601 instead of Input_section_specifier as key type.
5602 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5603 Ditto.
5604 (Output_section::convert_input_sections_to_relaxed_sections): Change
5605 to use Const_section_id instead of Input_section_specifier as key type.
5606 (Output_section::find_merge_section): Ditto.
5607 (Output_section::find_relaxed_input_section): Ditto.
5608 * output.h (Input_section_specifier): Remove class.
5609 (Output_section::Output_section_data_by_input_section_map): Change
5610 key type to Const_section_id.
5611 (Output_section::Output_relaxed_input_section_by_input_section_map):
5612 Ditto.
5613 (Output_section::Relaxation_map): Change key type to Section_id.
5614
a2162063
ILT		 56152010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5616
5617 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5618 (class Arm_v4bx_stub): New class.
5619 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5620 (Stub_factory::make_arm_v4bx_stub): New method.
5621 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5622 (Stub_table::empty): Handle v4bx stubs.
5623 (Stub_table::add_arm_v4bx_stub): New method.
5624 (Stub_table::find_arm_v4bx_stub): New method.
5625 (Arm_relocate_functions::v4bx): New method.
5626 (Target_arm::fix_v4bx): New method.
5627 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5628 (Stub_table::relocate_stubs): Likewise.
5629 (Stub_table::do_write): Likewise.
5630 (Stub_table::update_data_size_and_addralign): Likewise.
5631 (Stub_table::finalize_stubs): Likewise.
5632 (Target_arm::Scan::local): Likewise.
5633 (Target_arm::Scan::global): Likewise.
5634 (Target_arm::do_finalize_sections): Likewise.
5635 (Target_arm::Relocate::relocate): Likewise.
5636 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5637 Likewise.
5638 (Target_arm::scan_reloc_for_stub): Likewise.
5639 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5640
5696ab0b
ILT		 56412010-01-19 Ian Lance Taylor <iant@google.com>
5642
5643 * output.cc (Output_section_headers::do_sized_write): Write large
5644 segment count to sh_info field.
5645 (Output_file_header::do_sized_write): For large segment count,
5646 write PN_XNUM to e_phnum field.
5647
800d0f56
ILT		 56482010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5649
5650 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5651 (Arm_relocate_functions::thm_jump8): New function.
5652 (Arm_relocate_functions::thm_jump11): New function.
5653 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5654 R_ARM_THM_JUMP11.
5655 (Target_arm::Scan::global): Likewise.
5656 (Target_arm::Relocate::relocate): Likewise.
5657 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5658 Likewise.
5659
41263c05
DK		 56602010-01-14 Doug Kwan <dougkwan@google.com>
5661
5662 * arm.cc (map, utility): Include headers.
5663 (Target_arm::apply_cortex_a8_workaround): New method.
5664 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5665 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5666 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5667 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5668 the --[no-]fix-cortex-a8 command line options.
5669 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5670 (Target_arm::relocate_stub): Use addend in instruction template.
5671 * options.h (DEFINE_bool): Set the user-set flag.
5672 (General_options): Add --[no-]-fix-cortex options.
5673 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5674 : Update fast look-up map after conversion.
41263c05 5675
459e9b03
ST		 56762010-01-14 Sriraman Tallam <tmsriram@google.com>
5677
5678 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5679 in the first pass of do_layout.
5680
b521dfe4
DK		 56812010-01-13 Doug Kwan <dougkwan@google.com>
5682
5683 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5684 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5685 apparent compiler problem of not folding static constant integral
5686 data members of elfcpp::Elf_sizes<32>.
5687
44272192
DK		 56882010-01-13 Doug Kwan <dougkwan@google.com>
5689
5690 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5691 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5692 Arm_relobj::scan_section_for_cortex_a8_erratum,
5693 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5694 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5695 sections to scan for relocation stubs into a new method
5696 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5697 relocation and Cortex-A8 stub scanning.
5698 (Target_arm::do_relax): Force stubs to be after stubbed sections
5699 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5700 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5701 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5702
44b71ece
ILT		 57032010-01-12 Ian Lance Taylor <iant@google.com>
5704
5705 * target-reloc.h (visibility_error): New inline function.
5706 (relocate_section): Call visibility_error.
5707 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5708 (MOSTLYCLEANFILES): Likewise.
5709 (protected_4_pic.o, protected_3.err): New targets.
5710 * testsuite/protected_4.cc: New file.
5711
a120bc7f
DK		 57122010-01-12 Doug Kwan <dougkwan@google.com>
5713
5714 * arm.cc (Cortex_a8_reloc): New class.
5715 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5716 and cortex_a8_relocs_info_.
5717 (Target_arm::fix_cortex_a8): New method definition.
5718 (Target_arm::Cortex_a8_relocs_info): New type.
5719 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5720 New data member declarations.
5721 (Target_arm::scan_reloc_for_stub): Record information about
5722 relocations for THUMB branches that might be exempted from the
5723 Cortex-A8 workaround.
5724 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5725 at the beginning of a relaxation pass.
5726
20138696
DK		 57272010-01-12 Doug Kwan <dougkwan@google.com>
5728
5729 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5730 (Arm_relobj::Mapping_symbol_position,
5731 Arm_reloj::Mapping_symbol_position_less,
5732 Arm_relobj::Mapping_symbols_info): New types.
5733 (Target_arm::is_mapping_symbol_name): New method definition.
5734 (Arm_relobj::do_count_local_symbols): Save information about mapping
5735 symbols.
5736
089d69dc
DK		 57372010-01-11 Doug Kwan <dougkwan@google.com>
5738
5739 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5740 Arm_relocate_functions::thumb32_branch_upper,
5741 Arm_relocate_functions::thumb32_branch_lower,
5742 Arm_relocate_functions::thumb32_cond_branch_offset,
5743 Arm_relocate_functions::thumb32_cond_branch_upper,
5744 Arm_relocate_functions::thumb32_cond_branch_lower,
5745 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5746 branch offset encoding.
5747 (Arm_relocate_functions::thumb_branch_common): Use new branch
5748 offset encoding methods to avoid code duplication.
5749 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5750 (Stub_addend_reader::operator()): Use new branch encoding method
5751 to avoid code duplication.
5752
99e5bff2
DK		 57532010-01-11 Doug Kwan <dougkwan@google.com>
5754
5755 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5756 (Target_arm::do_finalize_sections): Define special EXIDX section
5757 symbols only if referenced.
5758 * gc.h (Garbage_collection::add_reference): New method.
5759 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5760 code duplication.
5761
98e090bd
ILT		 57622010-01-11 Ian Lance Taylor <iant@google.com>
5763
d0a91bd8
ILT		 5764 * script.cc (Version_script_info::build_expression_list_lookup):
5765 Change complaing about duplicate wildcard match from error to
5766 warning.
5767
98e090bd
ILT		 5768 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5769 of 2009-12-30.
5770 (Version_script_info::Version_script_info): Initialize globs_,
5771 default_version_, default_is_global_, and exact_. Don't
5772 initialize globals_ or locals_.
5773 (Version_script_info::build_lookup_tables): Build local symbols
5774 first.
5775 (Version_script_info::unquote): New function.
5776 (Version_script_info::add_exact_match): New function.
5777 (Version_script_info::build_expression_list_lookup): Remove lookup
5778 parameter. Add is_global parameter. Change all callers. Handle
5779 wildcard pattern specially. Unquote pattern. Call
5780 add_exact_match.
5781 (Version_script_info::get_name_to_match): New function.
5782 (Version_script_info::get_symbol_version): New function.
5783 (Version_script_info::get_symbol_version_helper): Remove.
5784 (Version_script_info::check_unmatched_names): Call unquote.
5785 * script.h (class Version_script_info): Change get_symbol_version
5786 to be non-inline and add is_global parameter; change all callers.
5787 Rewrite symbol_is_local. Update declarations. Define struct
5788 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5789 Remove globals_ and locals_ members. Add exact_, globs_,
5790 default_version_, is_global_.
5791 (Version_script_info::Glob): Remove pattern, add expression and
5792 is_global. Update constructor. Change all callers.
5793 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5794 default version.
5795 (Versions::symbol_section_contents): If a symbol is undefined, or
5796 defined in a dynamic object, set the version index to
5797 VER_NDX_LOCAL.
5798 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5799 symbol_is_local.
5800 (Symbol_table::add_from_pluginobj): Likewise.
5801 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5802
d56962d3
DK		 58032010-01-11 Doug Kwan <dougkwan@google.com>
5804
5805 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5806 (incremental_dump_LDADD): Add linking option for libintl.
5807 * Makefile.in: Regenerate.
5808
94e6ee91
L		 58092010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5810
5811 PR gold/11144
5812 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5813 instead of -Ds.
5814 * testsuite/Makefile.in: Regenerated.
5815
e96c574b
DK		 58162010-01-10 Doug Kwan <dougkwan@google.com>
5817
5818 * options.h (DEFINE_var): Use parentheses around argument varname__
5819 in macro body to avoid any unintended subsequent substitutions.
5820
7198066b
ILT		 58212010-01-10 Ian Lance Taylor <iant@google.com>
5822
ba4d53bf
ILT		 5823 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5824 candidates before doing symbol resolution.
5825
7198066b
ILT		 5826 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5827 ODR candidates if only one is weak.
5828
a2beed37
ILT		 58292010-01-08 Ian Lance Taylor <iant@google.com>
5830
5831 * script.cc (Version_script_info::build_expression_list_lookup):
5832 Don't warn about ambiguous version, just record the ambiguity.
5833 (Version_script_info::get_symbol_version_helper): Give error if
5834 version is ambiguous.
5835
2fb7225c
DK		 58362010-01-08 Doug Kwan <dougkwan@google.com>
5837
5838 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5839 prev_data_size_ and prev_addralign_. Remove initializer for
5840 deleted data member has_been_changed_.
5841 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5842 to determine if the table is empty.
5843 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5844 Remove.
5845 (Stub_table::add_reloc_stub): Define method in class definition
5846 instead of just declaring it there.
5847 (Stub_table::add_cortex_a8_stub): New method definition.
5848 (Stub_table::update_data_size_and_addralign): Ditto.
5849 (Stub_table::finalize_stubs): Ditto.
5850 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5851 (Stub_table::do_addralign_): Return address alignment in the
5852 (Stub_table::do_reset_address_and_file_offset): Define method in
5853 class definition instead of declaring it there. Set current data
5854 size to be the data size of the previous pass.
5855 (Stub_table::set_final_data_size): Use current data size as the
5856 final data size.
5857 (Stub_table::relocate_stub): Change parameter type of stub from
5858 Reloc_stub pointer to Stub pointer.
5859 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5860 (Stub_table::Cortex_a8_stub_list): New typedef.
5861 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5862 Stub_table::prev_addralign_): New data member.
5863 (Arm_relobj::Arm_relobj): Initialize data member
5864 section_has_cortex_a8_workaround_.
5865 (Arm_relobj::section_has_cortex_a8_workaround,
5866 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5867 definitions.
5868 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5869 declarations.
5870 (Target_arm::relocate_stub): Change parameter type of stub from
5871 Reloc_stub pointer to Stub pointer.
5872 (Insn_template::size, Insn_template::alignment): Handle
5873 THUMB16_SPECIAL_TYPE.
5874 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5875 Stub_table::update_data_size_and_addralign,
5876 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5877 definitions.
5878 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5879 (Stub_table::do_write): Ditto.
5880 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5881
880cd20d
ILT		 58822010-01-08 Ian Lance Taylor <iant@google.com>
5883
5884 PR 11108
5885 * symtab.h (class Symbol): Remove fields is_target_special_ and
5886 has_plt_offset_. Add field is_defined_in_discarded_section_.
5887 (Symbol::is_defined_in_discarded_section): New function.
5888 (Symbol::set_is_defined_in_discarded_section): New function.
5889 (Symbol::has_plt_offset): Rewrite.
5890 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5891 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5892 Don't initialize is_target_special_ or has_plt_offset_.
5893 Initialize is_defined_in_discarded_section_.
5894 (Symbol_table::add_from_relobj): If appropriate, set
5895 is_defined_in_discarded_section.
5896 * resolve.cc (Symbol::override_base_with_special): Don't test
5897 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5898 * target-reloc.h (relocate_section): Do special handling for
5899 symbols defined in discarded sections for global symbols as well
5900 as local symbols.
5901
2703e3eb
ILT		 59022010-01-08 Ian Lance Taylor <iant@google.com>
5903
5904 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5905 the SHT_SYMTAB case.
5906
339d40a3
ILT		 59072010-01-08 Ian Lance Taylor <iant@google.com>
5908
5909 * object.cc (Sized_relobj::do_layout): Don't get confused if
5910 layout_eh_frame returns NULL.
5911
abecea76
ILT		 59122010-01-08 Ian Lance Taylor <iant@google.com>
5913
5914 PR 11084
5915 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5916 dynamic symbol table, use the normal symbol table.
5917 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5918 symbol table.
5919
6b7dd3f3
ILT		 59202010-01-08 Ian Lance Taylor <iant@google.com>
5921
5922 PR 11072
5923 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5924 sections.
5925
36c50e63
L		 59262010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5927
5928 * version.cc (print_version): Change to "Copyright 2010".
5929
e291e7b9
ILT		 59302010-01-08 Ian Lance Taylor <iant@google.com>
5931
5932 PR 10287
5933 PR 11063
5934 * i386.cc (class Target_i386): Change return type of plt_section
5935 to be non-const.
5936 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5937 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5938 tls_desc_rel_ field.
5939 (Output_data_plt_i386::rel_tls_desc): New function.
5940 (Target_i386::rel_tls_desc_section): New function.
5941 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5942 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5943 R_386_TLS_DESC reloc in rel_tls_desc_section.
5944 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5945 Define struct Tlsdesc_info.
5946 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5947 (Target_x86_64::do_reloc_symbol_index): New function.
5948 (Target_x86_64::add_tlsdesc_info): New function.
5949 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5950 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5951 tlsdesc_rel_ field.
5952 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5953 all callers.
5954 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5955 (Target_x86_64::rela_tlsdesc_section): New function.
5956 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5957 handling.
5958 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5959 (Target_x86_64::do_reloc_addend): New function.
5960 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5961 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5962 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5963 (Output_reloc::type): New function.
5964 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5965 (Output_reloc::is_target_specific): New function.
5966 (Output_reloc::target_arg): New function.
5967 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5968 absolute relocs and target specific relocs.
5969 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5970 add_target_specific.
5971 (class Output_data_reloc) [SHT_RELA]: Likewise.
5972 * output.cc (Output_reloc::Output_reloc): Add four new versions
5973 for absolute relocs and target specific relocs.
5974 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5975 (Output_reloc::get_symbol_index): Likewise.
5976 (Output_reloc::local_section_offset): Check that local_sym_index_
5977 is not TARGET_CODE or 0.
5978 (Output_reloc::symbol_value): Likewise.
5979 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5980 reloc.
5981 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5982 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5983 functions.
5984 * layout.cc (add_target_dynamic_tags): Use output section for
5985 DT_PLTRELSZ and DT_JMPREL.
5986
3a44184e
ILT		 59872010-01-07 Ian Lance Taylor <iant@google.com>
5988
5989 PR 11061
5990 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5991 function.
5992 (class Output_data_reloc_generic): Define.
5993 (class Output_data_reloc_base): Change base class to
5994 Output_data_reloc_generic. Change add() method to call
5995 bump_relative_reloc_count for a relative reloc. Remove
5996 sort_relocs_ field.
5997 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5998 to sort_relocs().
5999 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6000 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6001 appropriate.
6002 * layout.h (class Layout): Update declaration.
6003
ea715a34
ILT		 60042010-01-07 Ian Lance Taylor <iant@google.com>
6005
6006 * output.h (class Output_data): Add const version of
6007 output_section and do_output_section.
6008 (class Output_section_data): Add const version of
6009 do_output_section.
6010 (class Output_section): Likewise.
6011 * layout.cc (Layout::add_target_dynamic_tags): New function.
6012 * layout.h (class Layout): Update declarations.
6013 * arm.cc (Target_arm::do_finalize_sections): Use
6014 add_target_dynamic_tags.
6015 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6016 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6017 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6018 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6019
659948a4
ILT		 60202010-01-07 Ian Lance Taylor <iant@google.com>
6021
6022 PR 11042
6023 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6024 object as needed.
6025
9d3b86f6
ILT		 60262010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6027 Ian Lance Taylor <iant@google.com>
6028
6029 PR 11019
6030 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6031 Xindex::read_symtab_xindex.
6032
bb0d3eb0
DK		 60332010-01-07 Doug Kwan <dougkwan@google.com>
6034
6035 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6036 (Insn_template::thumb16_bcond_insn): New method declaration.
6037 (Insn_template): Fix spelling.
6038 (Stub::thumb16_special): New method declaration.
6039 (Stub::do_write): Define virtual method which was previously pure
6040 virtual.
6041 (Stub::do_thumb16_special): New method declaration.
6042 (Stub::do_fixed_endian_write): New template member.
6043 (Reloc_stub::do_write): Remove.
6044 (Reloc_stub::do_fixed_endian_write): Remove.
6045 (Cortex_a8_stub): New class definition.
6046 (Stub_factory::make_cortex_a8_stub): New method definition.
6047 (Stub_factory::Stub_factory): Add missing static storage class
6048 qualifier for elf32_arm_stub_a8_veneer_blx.
6049
ffeef7df
ILT		 60502010-01-07 Ian Lance Taylor <iant@google.com>
6051
dc3f80fe
ILT		 6052 PR 10980
6053 * options.h (class General_options): Add --warn-unresolved-symbols
6054 and --error-unresolved-symbols.
6055 * errors.cc (Errors::undefined_symbol): Implement
6056 --warn-unresolved-symbols.
6057
ffeef7df
ILT		 6058 * options.h (class General_options): Add -z text and -z textoff.
6059 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6060
f1ec9ded
ST		 60612010-01-06 Sriraman Tallam <tmsriram@google.com>
6062
6063 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6064 (Garbage_collection::cident_sections): New function.
6065 (Garbage_collection::add_cident_section): New function.
6066 (Garbage_collection::cident_sections_): New member.
6067 (gc_process_relocs): Add references to sections whose names are C
6068 identifiers.
6069 * gold.h (cident_section_start_prefix): New constant.
6070 (cident_section_stop_prefix): New constant.
6071 (is_cident): New function.
6072 * layout.cc (Layout::define_section_symbols): Replace string constants
6073 with the newly defined constants.
6074 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6075 C identifiers.
6076 * testsuite/Makefile.am: Add gc_orphan_section_test.
6077 * testsuite/Makefile.in: Regenerate.
6078 * testsuite/gc_orphan_section_test.cc: New file.
6079 * testsuite/gc_orphan_section_test.sh: New file.
6080
6eda8c29
ILT		 60812010-01-06 Ian Lance Taylor <iant@google.com>
6082
b9674e17
ILT		 6083 PR 10980
6084 * options.h (class General_options): Add --warn-shared-textrel.
6085 * layout.cc (Layout::finish_dynamic_section): Implement
6086 --warn-shared-textrel.
6087
6eda8c29
ILT		 6088 PR 10980
6089 * options.h (class General_options): Add --warn-multiple-gp.
6090
32dcd44e
ILT		 60912010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6092
6093 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6094 $(THREADSLIB) and $(LIBDL).
6095 * Makefile.in: Rebuild.
6096
a192ba05
ILT		 60972010-01-06 Ian Lance Taylor <iant@google.com>
6098
6099 PR 10980
6100 * options.cc (General_options::parse_section_start): New function.
6101 (General_options::section_start): New function.
6102 (General_options::General_options): Initialize all members.
6103 * options.h: Include <map>
6104 (class General_options): Add --section-start. Add section_starts_
6105 member.
6106 * layout.cc (Layout::attach_allocated_section_to_segment): If
6107 --section-start was used, set the address of the segment. Remove
6108 local sort_sections.
6109 (Layout::relaxation_loop_body): If the address of the load segment
6110 has been set by --section-start, don't use it.
6111 * output.h (Output_segment::update_flags_for_output_section): New
6112 function.
6113 * output.cc (Output_segment::add_output_section): Call
6114 update_flags_for_output_section.
6115
dde3f402
ILT		 61162010-01-05 Ian Lance Taylor <iant@google.com>
6117
62dfdd4d
ILT		 6118 PR 10980
6119 * options.h (class General_options): Add --undefined-version.
6120 * script.cc (struct Version_expression): Add was_matched_by_symbol
6121 field.
6122 (Version_script_info::matched_symbol): New function.
6123 (Version_script_info::get_symbol_version_helper): Call
6124 matched_symbol.
6125 (Version_script_info::check_unmatched_names): New function.
6126 * script.h (class Version_script_info): Update declarations.
6127 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6128
9c4ae156
ILT		 6129 * options.h (class General_options): Use DEFINE_bool_alias for
6130 allow_multiple_definition.
6131 * resolve.cc (Symbol_table::should_override): Don't test
6132 allow_multiple_definition.
6133
dde3f402
ILT		 6134 PR 10980
6135 * options.h (class General_options): Add --cref.
6136 * main.cc (main): Print cref table if --cref. Don't close mapfile
6137 until after printing cref table.
6138 * cref.cc: Include "symtab.h".
6139 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6140 (Cref_table_compare::operator()): New function.
6141 (Cref_inputs::gather_cref): New function.
6142 (filecol): New static const.
6143 (Cref_inputs::print_cref): New function.
6144 (Cref::print_cref): New function.
6145 * cref.h: Include <cstdio>.
6146 (class Cref): Update declarations.
6147 * mapfile.h (Mapfile::file): New function.
6148 * object.h (class Object): Define Symbols. Declare virtual
6149 do_get_global_symbols.
6150 (Object::get_global_symbols): New function.
6151 * object.cc (Input_objects::add_object): Pass object to cref_ if
6152 --cref.
6153 (Input_objects::archive_start): Likewise.
6154 (Input_objects::archive_stop): Likewise.
6155 (Input_objects::print_cref): New function.
6156 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6157 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6158 --cref.
6159 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6160 function.
6161 * plugin.h (class Sized_pluginobj): Update declarations.
6162
8781f709
ILT		 61632010-01-05 Ian Lance Taylor <iant@google.com>
6164
6165 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6166 to is_default_version. Rename insdef to insdefault.
6167 (Symbol_table::add_from_relobj): Rename def to is_default_version
6168 and local to is_forced_local.
6169 (Symbol_table::add_from_pluginobj): Likewise.
6170 (Symbol_table::add_from_dynobj): Likewise.
6171 (Symbol_table::define_special_symbol): Rename insdef to
6172 insdefault.
6173
fe35d28d
ILT		 61742010-01-04 Ian Lance Taylor <iant@google.com>
6175
30bc8c46
ILT		 6176 PR 10980
6177 * options.h (class General_options): Add
6178 --allow-multiple-definition and -z muldefs.
6179 * resolve.cc (Symbol_table::should_override): Don't warn about a
6180 multiple symbol definition if --allow-multiple-definition or -z
6181 muldefs.
6182
7eaea549
ILT		 6183 PR 10980
6184 * options.h (class General_options): Add --add-needed and
6185 --copy-dt-needed-entries. Tweak --as-needed help entry.
6186 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6187 error if --copy-dt-needed-entries aka --add-needed is used and
6188 would cause a change in behaviour.
6189
fe35d28d
ILT		 6190 PR 10980
6191 * options.h (class General_options): Add -G as a short version of
6192 --shared. Add no-op options -assert, -g, and -i.
6193
55a2bb35
ST		 61942010-01-04 Sriraman Tallam <tmsriram@google.com>
6195
6196 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6197 check for .text or .gnu.linkonce.t sections.
6198 * icf.cc (Icf::find_identical_sections): Ditto.
6199 Change the detection for mangled function name within the section
6200 name.
6201 * icf.h (is_section_foldable_candidate): New function.
6202
719328e1
ILT		 62032009-12-30 Ian Lance Taylor <iant@google.com>
6204
6205 PR 10980
6206 * options.h (class General_options): Permit two dashes with
6207 --retain-symbols-file.
6208
d7bb5745
ILT		 62092009-12-30 Ian Lance Taylor <iant@google.com>
6210
403a15dd
ILT		 6211 PR 10979
6212 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6213 don't put the file header and segment headers in the text
6214 segment.
6215
eda294df
ILT		 6216 PR 10979
6217 * common.cc (Sort_commons::operator()): Stabilize sort when both
6218 entries are NULL.
6219 (Symbol_table::do_allocate_commons_list): When allocating common
6220 symbols, skip a symbol which is no longer common.
6221 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6222 an object before checking its type.
6223 * testsuite/common_test_2.c: New file.
6224 * testsuite/common_test_3.c: New file.
6225 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6226 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6227 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6228 (common_test_2_pic.o, common_test_2.so): New targets.
6229 (common_test_3_pic.o, common_test_3.so): New targets.
6230 * testsuite/Makefile.in: Rebuild.
6231
d7bb5745
ILT		 6232 PR 10979
6233 * script.cc (read_input_script): If we see a new SECTIONS clause,
6234 and we have added an input section, give an error.
6235 * layout.h (class Layout): Add have_added_input_section function.
6236 Add have_added_input_section_ field.
6237 * layout.cc (Layout::Layout): Initialize
6238 have_added_input_section_.
6239 (Layout::layout): Set have_added_input_section_.
6240 (Layout::layout_eh_frame): Likewise.
6241
fc59c572
ILT		 62422009-12-30 Ian Lance Taylor <iant@google.com>
6243
6244 PR 10931
6245 * options.h (class General_options): Add --sort-common option.
6246 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6247 * common.cc (Sort_common): Add sort_order parameter to
6248 constructor. Add sort_order_ field.
6249 (Sort_commons::operator): Check sort_order_.
6250 (Symbol_table::allocate_commons): Determine the sort order.
6251 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6252 Change all callers.
6253 (Symbol_table::do_allocate_commons_list): Likewise.
6254
1c74fab0
ILT		 62552009-12-30 Ian Lance Taylor <iant@google.com>
6256
6257 PR 10916
6258 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6259 symbols from this object, don't change the visibility of an
6260 undefined symbol.
6261 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6262
6affe781
ILT		 62632009-12-30 Ian Lance Taylor <iant@google.com>
6264
6265 PR 10861
6266 * script.h (class Version_script_info): Define Language enum.
6267 Update declarations. Define Glob, Exact, and Lookup types. Add
6268 new fields globals_, locals_, and is_finalized_.
6269 * script.cc: Various formatting fixes.
6270 (class Parser_closure): Change language_stack_ from a vector of
6271 std::string to one of Version_script_info::Language. Adjust all
6272 uses accordingly.
6273 (class Lazy_demangler): Remove.
6274 (struct Version_expression): Change language from std::string to
6275 Version_script_info::Language.
6276 (Version_script_info::Version_script_info): New function.
6277 (Version_script_info::~Version_script_info): Don't call clear.
6278 (Version_script_info::finalize): New function.
6279 (Version_script_info::build_lookup_tables): New function.
6280 (Version_script_info::build_expression_list_lookup): New
6281 function.
6282 (Version_script_info::get_symbol_version_helper): Rewrite to use
6283 lookup tables.
6284 (Version_script_info::print_expression_list): Adjust to use
6285 Version_script_info::Language.
6286 (script_push_lex_into_version_mode): Check that the version script
6287 has not been finalized.
6288 (version_script_push_lang): Change language string to
6289 Version_script_info::Language.
6290 * options.cc (Command_line::version_script): New function.
6291 * options.h (class General_options): Add finalize_dynamic_list
6292 function. Change version_script from declaration to definition.
6293 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6294 * testsuite/version_script.map: Remove duplicate def of foo.
6295 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6296 version_script.map.
6297 * testsuite/Makefile.in: Rebuild.
6298
818bf354
ILT		 62992009-12-30 Ian Lance Taylor <iant@google.com>
6300
6301 PR 10843
6302 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6303 if the input symbol index is 0, make the output symbol index 0.
6304
ebcc8304
ILT		 63052009-12-30 Ian Lance Taylor <iant@google.com>
6306
6307 PR 10670
6308 * options.h (class General_options): Add -x/--discard-all.
6309 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6310 --discard-all. If the local symbol needs a dynamic entry, check
6311 that before handling --discard-locals.
6312
176fe33f
ILT		 63132009-12-30 Ian Lance Taylor <iant@google.com>
6314
bb321bb1
ILT		 6315 PR 10450
6316 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6317 flags to PF_R.
6318 (Output_segment::add_output_section): Don't change the flags if
6319 the type is PT_TLS.
6320
176fe33f
ILT		 6321 PR 10450
6322 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6323 GNU hash table if they need a dynamic value. Otherwise, don't add
6324 them if they are defined in a dynamic object or are forced local.
6325
e8cd95c7
ILT		 63262009-12-29 Ian Lance Taylor <iant@google.com>
6327
1b81fb71
ILT		 6328 PR 10450
6329 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6330 .gnu.hash table for a 32-bit target.
6331
8d6d383d
ILT		 6332 PR 10450
6333 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6334 regular and a dynamic object only needs a dynamic symbol table
6335 entry if it is externally visible.
6336
e785ec03
ILT		 6337 PR 10450
6338 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6339 constructor. Add global_offset_table_ field.
6340 (Target_i386::got_section): Set global_offset_table_.
6341 (Target_i386::do_finalize_sections): Set global_offset_table_
6342 size.
6343 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6344 in constructor. Add global_offset_table_ field.
6345 (Target_x86_64::got_section): Set global_offset_table_.
6346 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6347 size.
6348
1a2dff53
ILT		 6349 * layout.cc (Layout::Layout): Initialize increase_relro_.
6350 (Layout::get_output_section): Add is_relro, is_last_relro, and
6351 is_first_non_relro parameters. Change all callers.
6352 (Layout::choose_output_section): Likewise.
6353 (Layout::add_output_section_data): Likewise.
6354 (Layout::make_output_section): Likewise.
6355 (Layout::set_segment_offsets): Clear increase_relro when using a
6356 linker script.
6357 * layout.h (class Layout): Add increase_relro method. Add
6358 increase_relro_ field. Update declarations.
6359 * output.cc (Output_section::Output_section): Initialize
6360 is_last_relro_ and is_first_non_relro_.
6361 (Output_segment::add_output_section): Group relro sections is
6362 do_sort is true. Handle is_last_relro and is_first_non_relro.
6363 (Output_segment::maximum_alignment): Remove relro handling.
6364 (Output_segment::set_section_addresses): Add increase_relro
6365 parameter. Change all callers. Add initial alignment to align
6366 relro sections on separate page. Remove old relro handling.
6367 (Output_segment::set_section_list_addresses): Remove in_relro
6368 parameter. Change all callers.
6369 (Output_segment::set_offset): Add increase parameter. Change all
6370 callers. Remove old relro handling.
6371 * output.h (class Output_section): Add new methods: is_last_relro,
6372 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6373 Add is_last_relro_ and is_first_non_relro_ fields.
6374 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6375 Create separate .got.plt section. Call increase_relro.
6376 * x86_64.cc (Target_x86_64::got_section): Likewise.
6377 * testsuite/relro_script_test.t: Add .got.plt.
6378
f0ba79e2
ILT		 6379 PR 10450
6380 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6381 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6382 (Layout::finalize): Call set_dynamic_symbol_size.
6383 (Layout::set_dynamic_symbol_size): New function.
6384 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6385 set_dynamic_symbol_size.
6386
e8cd95c7
ILT		 6387 PR 10450
6388 * output.h (class Output_section): Add is_entsize_zero_ field.
6389 * output.cc (Output_section::Output_section): Initialize
6390 is_entsize_zero_.
6391 (Output_section::set_entsize): If two different entsizes are
6392 requested, force it to zero.
6393 (Output_section::add_input_section): Set flags for .debug_str
6394 before updating section flags. Set entsize.
6395 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6396 and SHF_STRING if all input sections have those flags.
6397
3e1b9a8a
RÁE		 63982009-12-29 Rafael Espindola <espindola@google.com>
6399
6400 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6401 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6402 reporting.
3e1b9a8a 6403
3dcad376
ST		 64042009-12-29 Sriraman Tallam <tmsriram@google.com>
6405
6406 * options.cc (General_options::parse_version): Allow -v to exit
6407 without an error if there is nothing to link.
6408
084e2665
ILT		 64092009-12-29 Ian Lance Taylor <iant@google.com>
6410
6411 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6412 using a version of gcc before 4.1.
6413 * configure: Rebuild.
6414
250acde3
CD		 64152009-12-28 Chris Demetriou <cgd@google.com>
6416
6417 * attributes.cc (Output_attributes_section_data::do_write): Use
6418 std::vector::front rather than std::vector::data.
6419
99fff23b
ILT		 64202009-12-28 Ian Lance Taylor <iant@google.com>
6421
6422 * symtab.h (class Symbol_table): Add enum Defined.
6423 * resolve.cc (Symbol_table::should_override): Add defined
6424 parameter. Change all callers. Test whether object is NULL
6425 before calling a method on it.
6426 (Symbol_table::report_resolve_problem): Add defined parameter.
6427 Change all callers.
6428 (Symbol_table::should_override_with_special): Likewise.
6429 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6430 parameter. Change all callers.
6431 (Symbol_table::do_define_in_output_data): Likewise.
6432 (Symbol_table::define_in_output_segment): Likewise.
6433 (Symbol_table::do_define_in_output_segment): Likewise.
6434 (Symbol_table::define_as_constant): Likewise.
6435 (Symbol_table::do_define_as_constant): Likewise.
6436 * script.h (class Symbol_assignment): Add is_defsym parameter to
6437 constructor; change all callers.
6438 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6439 parameter. Change all callers. Add is_defsym_ field.
6440 (class Parser_closure): Add parsing_defsym parameter to
6441 constructor; change all callers. Add parsing_defsym accessor
6442 function. Add parsing_defsym_ field.
6443
556bd683
ILT		 64442009-12-28 Ian Lance Taylor <iant@google.com>
6445
6446 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6447 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6448
1782c879
ILT		 64492009-12-23 Ian Lance Taylor <iant@google.com>
6450
6451 * i386.cc (Target_i386::do_calls_non_split): Recognize
6452 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6453 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6454 -fsplit-stack prologue when using %r11.
1782c879 6455
329ca2b1
ST		 64562009-12-21 Sriraman Tallam <tmsriram@google.com>
6457
6458 * options.cc (General_options::parse_version): Make -v continue and do
6459 the link like GNU ld does.
6460
d675ff46
RÁE		 64612009-12-17 Rafael Avila de Espindola <espindola@google.com>
6462
6463 * Makefile.am (CCFILES): Add timer.cc.
6464 (HFILES): Add timer.h.
6465 * configure.ac: Check for sysconf and times.
6466 * main.cc: include timer.h.
6467 (main): Use Timer instead of get_run_time.
6468 * timer.cc: New.
6469 * timer.h: New.
6470 * workqueue.cc: include timer.h.
6471 (Workqueue::find_and_run_task):
6472 Report user, sys and wall time.
6473 * Makefile.in: Regenerate.
6474 * config.in: Regenerate.
6475 * configure: Regenerate.
6476
d6344fb5
DK		 64772009-12-16 Doug Kwan <dougkwan@google.com>
6478
6479 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6480 sections.
6481 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6482 relaxed input sections.
6483 * output.cc (Output_section::find_relaxed_input_section): Change
6484 return type to Output_relaxed_input_section pointer. Adjust code
6485 for new type of relaxed_input_section_map_.
6486 * output.h (Output_section::find_relaxed_input_section): Change
6487 return type to Output_relaxed_input_section pointer.
6488 (Output_section::Output_relaxed_input_section_by_input_section_map):
6489 New type.
6490 (Output_section::relaxed_input_section_map_): Change type to
6491 Output_section::Output_relaxed_input_section_by_input_section_map.
6492 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6493 input section.
6494
0e0d5469
ILT		 64952009-12-15 Ian Lance Taylor <iant@google.com>
6496
6497 * layout.cc (Layout::create_shstrtab): Only write out after input
6498 sections if we are compressing debug sections.
6499
0649a889
ILT		 65002009-12-15 Ian Lance Taylor <iant@google.com>
6501
6502 * archive.cc (Archive::add_symbols): Only look up a symbol without
6503 a version if there is, in fact, a version.
6504
2ea97941
ILT		 65052009-12-14 Ian Lance Taylor <iant@google.com>
6506
6507 Revert -Wshadow changes, all changes from:
6508 2009-12-11 Doug Kwan <dougkwan@google.com>
6509 2009-12-11 Nick Clifton <nickc@redhat.com>
6510 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6511
b0eec2cc
DK		 65122009-12-11 Doug Kwan <dougkwan@google.com>
6513
6514 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6515 due to -Wshadow.
6516 * attributes.cc (Object_attribute::size): Ditto.
6517 (Attributes_section_data::size): Ditto.
6518 (Attributes_section_data::Attributes_section_data): Ditto.
6519 (Output_attributes_section_data::do_write): Ditto.
6520 * attributes.h (Object_attribute::set_type): Ditto.
6521 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6522
91d6fa6a
NC		 65232009-12-11 Nick Clifton <nickc@redhat.com>
6524
6525 * archive.cc: Fix shadowed variable warnings.
6526 * arm.cc: Likewise.
6527 * compressed_output.cc: Likewise.
6528 * compressed_output.h: Likewise.
6529 * configure: Likewise.
6530 * dwarf_reader.cc: Likewise.
6531 * dynobj.cc: Likewise.
6532 * dynobj.h: Likewise.
6533 * ehframe.cc: Likewise.
6534 * ehframe.h: Likewise.
6535 * errors.cc: Likewise.
6536 * expression.cc: Likewise.
6537 * fileread.cc: Likewise.
6538 * fileread.h: Likewise.
6539 * freebsd.h: Likewise.
6540 * i386.cc: Likewise.
6541 * icf.cc: Likewise.
6542 * incremental.h: Likewise.
6543 * layout.cc: Likewise.
6544 * layout.h: Likewise.
6545 * mapfile.cc: Likewise.
6546 * merge.cc: Likewise.
6547 * merge.h: Likewise.
6548 * object.cc: Likewise.
6549 * object.h: Likewise.
6550 * options.h: Likewise.
6551 * output.cc: Likewise.
6552 * output.h: Likewise.
6553 * parameters.cc: Likewise.
6554 * plugin.cc: Likewise.
6555 * powerpc.cc: Likewise.
6556 * reduced_debug_output.cc: Likewise.
6557 * reduced_debug_output.h: Likewise.
6558 * reloc.cc: Likewise.
6559 * reloc.h: Likewise.
6560 * resolve.cc: Likewise.
6561 * script-sections.cc: Likewise.
6562 * script.cc: Likewise.
6563 * script.h: Likewise.
6564 * sparc.cc: Likewise.
6565 * symtab.cc: Likewise.
6566 * symtab.h: Likewise.
6567 * target-select.cc: Likewise.
6568 * target-select.h: Likewise.
6569 * token.h: Likewise.
6570 * workqueue.cc: Likewise.
6571 * workqueue.h: Likewise.
6572 * x86_64.cc: Likewise.
6573
a0351a69
DK		 65742009-12-10 Doug Kwan <dougkwan@google.com>
6575
6576 * arm.cc (attributes.h): New include.
6577 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6578 (Arm_relobj::~Arm_relobj): Delete object pointed by
6579 attributes_section_data_.
6580 (Arm_relobj::attributes_section_data): New method definition.
6581 (Arm_relobj::attributes_section_data_): New data member declaration.
6582 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6583 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6584 attributes_section_data_.
6585 (Arm_dynobj::attributes_section_data): New method definition.
6586 (Arm_dynobj::attributes_section_data_): New data member declaration.
6587 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6588 initialization value of may_use_blx_ to false.
6589 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6590 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6591 object attributes to compute results instead of hard-coding.
6592 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6593 Target_arm::get_secondary_compatible_arch,
6594 Target_arm::set_secondary_compatible_arch
6595 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6596 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6597 New method declarations.
6598 (Target_arm::get_aeabi_object_attribute): New method definition.
6599 (Target_arm::attributes_section_data_): New data member declaration.
6600 (read_arm_attributes_section): New template definition.
6601 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6602 (Arm_dynobj::do_read_symbols): Ditto.
6603 (Target_arm::do_finalize_sections): Merge attributes sections from
6604 input. Check for BLX use after attributes section merging.
6605 Fix __exidx_start and __exidx_end visibility. Create an
6606 .ARM.attributes section if necessary.
6607 (Target_arm::get_secondary_compatible_arch,
6608 Target_arm::set_secondary_compatible_arch,
6609 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6610 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6611 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6612 New method definitions.
6613
b59befec
ILT		 66142009-12-09 Ian Lance Taylor <iant@google.com>
6615
6616 * plugin.cc (Plugin::load): Don't cast from void* to a function
6617 pointer.
6618
1276bc89
ILT		 66192009-12-09 Ian Lance Taylor <iant@google.com>
6620
6621 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6622 information fields.
6623
2f2de248
L		 66242009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6625
6626 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6627 Replace two_file_shared_1.so with two_file_shared_2.so.
6628 * testsuite/Makefile.in: Regenerated.
6629
4f787271
DK		 66302009-12-08 Doug Kwan <dougkwan@google.com>
6631
6632 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6633 (HFILES): Add attributes.h and int_encoding.h.
6634 * Makefile.in: Regenerate.
6635 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6636 function definitions to int_encoding.cc
6637 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6638 prototypes to int_encoding.h
6639 * reduced_debug_output.cc (int_encoding.h): New include.
6640 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6641 function definitions to int_encoding.cc
6642 (insert_into_vector, read_from_pointer): Move template definitions to
6643 int_encoding.h
6644 * attributes.cc: New file.
6645 * attributes.h: New file.
6646 * int_encoding.cc: New file.
6647 * int_encoding.h: New file.
6648
20b52f1a
RÁE		 66492009-12-07 Rafael Avila de Espindola <espindola@google.com>
6650
6651 PR gold/11055
6652 * incremental-dump.cc (dump_incremental_inputs): New.
6653 (main): Use dump_incremental_inputs.
6654
53d7974c
L		 66552009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6656
6657 PR gold/10893
6658 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6659 checking elfcpp::STT_FUNC.
6660 (Target_i386::Relocate::relocate): Likewise.
6661 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6662
6663 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6664 symbols from shared libraries into normal FUNC symbols.
6665
6666 * symtab.h (Symbol): Add is_func and use it.
6667
05a352e6
DK		 66682009-12-05 Doug Kwan <dougkwan@google.com>
6669
6670 * arm.cc (Target_arm::arm_info): Initialize new fields
6671 attributes_section and attributes_vendor.
6672 * i386.cc (Target_i386::i386_info): Same.
6673 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6674 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6675 fields attributes_section and attributes_vendor.
53d7974c 6676 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6677 * target.h (Target::attributes_section, Target::attributes_vendor,
6678 Target::is_attributes_section, Target::attribute_arg_type,
6679 Target::attributes_order): New method definitions.
6680 (Target::Target_info::attributes_section,
6681 Target::Target_info::attributes_vendor): New fields.
6682 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6683 virtual method definitions.
6684 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6685 attributes_section and attributes_vendor.
6686 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6687
f4e5969c
DK		 66882009-12-05 Doug Kwan <dougkwan@google.com>
6689
6690 * arm.cc: Update comments about interworking and stub generation.
6691 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6692 considered as non-PIC.
6693 (Arm_relocate_functions::base_abs): Fix formatting.
6694 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6695 of function to use GOT entry address instead of offset.
6696 (Target_arm::Scan::global): Issue an error if a symbol would need a
6697 PLT does not get one because it is untyped. Remove code to create
6698 dynamic symbols for relative branches.
6699 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6700 takes unsigned integer instead of boolean.
6701
1abce4a6
L		 67022009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6703
6704 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6705 (two_file_test_LDADD): Likewise.
6706 (common_test_1_LDADD): Likewise.
6707 (exception_test_LDADD) Likewise.
6708 (weak_test_LDADD): Likewise.
6709 (many_sections_test_LDADD): Likewise.
6710 (initpri1_LDADD): Likewise.
6711 (script_test_1_LDADD): Likewise.
6712 (script_test_2_LDADD): Likewise.
6713 (justsyms_LDADD): Likewise.
6714 (binary_test_LDADD): Likewise.
6715 (large_LDADD): Likewise.
6716 * testsuite/Makefile.in: Regenerated.
6717
adcf2816 67182009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6719
adcf2816
L		 6720 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6721 (Symbol_table::override_with_special): Likewise.
6722 (Symbol_table::add_from_object): Likewise.
6723
28e67f5d
RÁE		 67242009-12-04 Rafael Avila de Espindola <espindola@google.com>
6725
6726 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6727 Don't set the data_offset twice.
6728
ae10a101
RÁE		 67292009-12-04 Rafael Avila de Espindola <espindola@google.com>
6730
6731 * testsuite/Makefile.in: Regenerate.
6732
f59f41f3
DK		 67332009-12-03 Doug Kwan <dougkwan@google.com>
6734
6735 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6736 (Target_arm::do_finalize_sections): Add parameter for symbol table
6737 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6738 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6739 parameter for symbol table pointer.
6740 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6741 an additional parameter for a pointer to symbol table.
6742 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6743 parameter for a symbol table pointer.
6744 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6745 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6746 Ditto.
6747 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6748 parameter for a symbol table pointer.
6749
ca55d848
RÁE		 67502009-12-03 Rafael Avila de Espindola <espindola@google.com>
6751
6752 * incremental.cc (Incremental_inputs_header)
6753 (Incremental_inputs_header_write, Incremental_inputs_entry)
6754 (Incremental_inputs_entry_write): Move ...
6755 * incremental.h (Incremental_inputs_header)
6756 (Incremental_inputs_header_write, Incremental_inputs_entry)
6757 (Incremental_inputs_entry_write): here.
6758
3aec4f9c
RÁE		 67592009-12-02 Rafael Avila de Espindola <espindola@google.com>
6760
6761 * incremental.cc (make_sized_incremental_binary): Set the target.
6762 Error if it is incompatible.
6763 * output.h (Output_file): Add filename method.
6764
9c0ae74d
RÁE		 67652009-12-02 Rafael Avila de Espindola <espindola@google.com>
6766
6767 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6768 from the get_* methods.
6769
a45500ae
RÁE		 67702009-12-02 Rafael Avila de Espindola <espindola@google.com>
6771
6772 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6773 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6774 Write 0 for the data_offset of scripts.
6775
325e6408
RÁE		 67762009-12-02 Rafael Avila de Espindola <espindola@google.com>
6777
6778 * testsuite/Makefile.am: Add the incremental_test.sh test.
6779 * testsuite/incremental_test.sh: New.
6780 * testsuite/incremental_test_1.c: New.
6781 * testsuite/incremental_test_2.c: New.
6782
954c3e2e
RÁE		 67832009-12-01 Rafael Avila de Espindola <espindola@google.com>
6784
6785 * incremental-dump.cc (main): Fix typos.
6786
f8086623
RÁE		 67872009-11-27 Rafael Avila de Espindola <espindola@google.com>
6788
6789 PR gold/11025
6790 * incremental-dump.cc (main): Use llu to print 64 bit values.
6791
3b0dd6ac
L		 67922009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6793 H.J. Lu <hongjiu.lu@intel.com>
6794
6795 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6796 $(LIBDL).
6797 (incremental_dump_LDADD): Likewise.
6798 * Makefile.in: Regenerated.
6799
a6d1ef57 68002009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6801
a6d1ef57
DK		 6802 Revert:
6803
6804 2009-11-25 Doug Kwan <dougkwan@google.com>
6805
6806 * arm.cc (Target_arm::Target_arm): Move method definition
6807 outside of class definition. Add code to handle
6808 --target1-rel, --target1-abs and --target2= options.
6809 (Target_arm::get_reloc_reloc_type): Change method to be
6810 non-static and const.
6811 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6812 New data member declaration.
6813 (Target_arm::Scan::local, Target_arm::Scan::global,
6814 Target_arm::Relocate::relocate,
6815 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6816 Adjust call to Target_arm::get_real_reloc_type.
6817 (Target_arm::get_real_reloc_type): Use command line options
6818 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6819 * options.h (--target1-rel, --target1-abs, --target2): New
6820 ARM-only options.
6821
50aeb7d4
DK		 68222009-11-25 Doug Kwan <dougkwan@google.com>
6823
6824 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6825 class definition. Add code to handle --target1-rel, --target1-abs
6826 and --target2= options.
6827 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6828 and const.
6829 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6830 member declaration.
6831 (Target_arm::Scan::local, Target_arm::Scan::global,
6832 Target_arm::Relocate::relocate,
6833 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6834 call to Target_arm::get_real_reloc_type.
6835 (Target_arm::get_real_reloc_type): Use command line options to
6836 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6837 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6838 options.
6839
51938283
DK		 68402009-11-25 Doug Kwan <dougkwan@google.com>
6841
6842 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6843 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6844 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6845 formatting.
6846 (Arm_relocate_functions::thm_call): Replace body with a call to
6847 Arm_relocate_functions::thumb_branch_common.
6848 (Arm_relocate_functions::thm_jump24,
6849 Arm_relocate_functions::thm_xpc22): New method definitions.
6850 (Arm_relocate_functions::thumb_branch_common): New method definition.
6851 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6852 operator.
6853 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6854 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6855
e2b8f3c4
RÁE		 68562009-11-24 Rafael Avila de Espindola <espindola@google.com>
6857
6858 * Makefile.am: Build incremental-dump
6859 * Makefile.in: Regenerate.
6860 * incremental-dump.cc: New.
6861 * incremental.cc (Incremental_inputs_header_data,
6862 Incremental_inputs_entry_data): Move to incremental.h
6863 * incremental.h: (Incremental_inputs_header_data,
6864 Incremental_inputs_entry_data): Move from incremental.cc
6865
bcba9aec
RÁE		 68662009-11-24 Rafael Avila de Espindola <espindola@google.com>
6867
6868 * incremental.cc (Incremental_inputs_header,
6869 Incremental_inputs_header_write, Incremental_inputs_entry,
6870 Incremental_inputs_entry_write): Add a typedef with the data type.
6871
7c3afe08
RÁE		 68722009-11-24 Rafael Avila de Espindola <espindola@google.com>
6873
6874 * incremental.cc (Incremental_inputs_header,
6875 Incremental_inputs_header_write, Incremental_inputs_entry,
6876 Incremental_inputs_entry_write): Update comment about which
6877 type has the filed descriptions.
6878
d204b6e9
DK		 68792009-11-15 Doug Kwan <dougkwan@google.com>
6880
6881 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6882 (Arm_relocate_functions::arm_branch_common): Change method defintion
6883 in class definition to a method declaration and update list of formal
6884 parameters.
6885 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6886 Arm_relocation_functions::jump24): Adjust call to
6887 Arm_relocate_functions::arm_branch_common. Update list of formal
6888 parameters.
6889 (Arm_relocate_functions::xpc25): New method definition.
6890 (Arm_relocate_functions::arm_branch_common): Move method defintion
6891 out from class definition. Use stubs for mode-switching and extending
6892 branch ranges.
6893 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6894 specially. Change code to enable use of stubs in ARM branches.
6895
43d12afe
DK		 68962009-11-10 Doug Kwan <dougkwan@google.com>
6897
6898 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6899 in method declaration.
6900 (Target_arm::relocate_stub): New method declaration.
6901 (Target_arm::default_target): Change to return a pointer instead of
6902 a const reference.
6903 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6904 Target_arm::default_target.
6905 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6906 method definition.
6907 (Target_arm::relocate_section): Adjust view.
6908 (Target_arm::relocate_stub): New method definition.
6909
ac33a407
DK		 69102009-11-10 Doug Kwan <dougkwan@google.com>
6911
6912 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6913 a format warning.
6914 * incremental.cc (open_incremental_binary): Initialized local
6915 variables to avoid warnings.
6916 * object.cc (make_elf_object): Ditto.
6917 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6918 a format warning.
e1df38aa 6919
88ee28e9
L		 6920009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6921
6922 PR gold/10930
6923 * testsuite/plugin_test.c: Include "config.h".
6924
2daedcd6
DK		 69252009-11-09 Doug Kwan <dougkwan@google.com>
6926
6927 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6928 (arm_symbol_value): Remove.
6929 (Arm_relocate_functions::arm_branch_common,
6930 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6931 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6932 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6933 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6934 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6935 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6936 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6937 Arm_relocate_functions::thm_mobw_abs_nc,
6938 Arm_relocate_functions::thm_mov_abs,
6939 Arm_relocate_functions::movw_prel_nc,
6940 Arm_relocate_functions::thm_movt_abs,
6941 Arm_relocate_functions::movt_prel,
6942 Arm_relocate_functions::thm_movw_prel_nc,
6943 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6944 (Target_arm::Relocate::relocate): Only decompose address into two
6945 parts if relocation type uses the thumb-bit and pass the actual
6946 bit instead of a flag indicating that the thumb-bit is used. Adjust
6947 calls to methods in Arm_relocate_functions for this change.
6948
1276bc89 69492009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6950
6951 PR 10925
6952 * reloc.cc: Instantiate
6953 Sized_relobj::initialize_input_to_output_maps and
6954 Sized_relobj:free_input_to_output_maps.
6955
e53ad1b5
ILT		 69562009-11-06 Ian Lance Taylor <iant@google.com>
6957
6958 PR 10876
6959 * defstd.cc (in_segment): Set only_if_ref true for "end".
6960
eb44217c
DK		 69612009-11-06 Doug Kwan <dougkwan@google.com>
6962
6963 * arm.cc (class Reloc_stub): Correct a comment.
6964 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6965 (Target_arm::scan_section_for_stubs): New method declaration.
6966 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6967 Change methods from private to protected.
6968 (Target_arm::do_may_relax): New method definition.
6969 (Target_arm::do_relax, Target_arm::group_sections,
6970 Target_arm::scan_reloc_for_stub,
6971 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6972 (Target_arm::arm_input_section_map_): New data member declaration.
6973 (Target_arm::scan_reloc_for_stub,
6974 Target_arm::scan_reloc_section_for_stubs,
6975 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6976 Target_arm::do_relax): New method definitions.
6977
5d329b7d
ILT		 69782009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6979
6980 * configure.ac: Check for (struct stat)::st_mtim
6981 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6982 * config.in: Regenerate.
6983 * configure: Regenerate.
6984
96a0d71b
ILT		 69852009-11-05 Ian Lance Taylor <iant@google.com>
6986
6987 PR 10910
6988 * output.cc (Output_segment::add_output_section): Add missing
6989 return statement.
6990
594c8e5e
ILT		 69912009-11-04 Ian Lance Taylor <iant@google.com>
6992
6993 PR 10880
6994 * object.h (class Object): Add is_needed and set_is_needed
6995 methods. Add is_needed_ field. Make bool fields into bitfields.
6996 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6997 defined in a dynamic object and referenced by a regular object,
6998 set is_needed for the dynamic object.
6999 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7000 if the file is marked with as_needed and it is not needed.
7001
22b127cc
ILT		 70022009-11-04 Ian Lance Taylor <iant@google.com>
7003
7004 PR 10887
7005 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7006 tags if data is discarded by linker script.
7007 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7008 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7009 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7010 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7011
f5c870d2
ILT		 70122009-11-04 Ian Lance Taylor <iant@google.com>
7013
7014 * layout.cc (Layout::get_output_section): Add is_interp and
7015 is_dynamic_linker_section parameters. Change all callers.
7016 (Layout::choose_output_section): Likewise.
7017 (Layout::make_output_section): Likewise.
7018 (Layout::add_output_section_data): Add is_dynamic_linker_section
7019 parameter. Change all callers.
7020 * layout.h (class Layout): Update declarations.
7021 * output.h (class Output_section): Add is_interp, set_is_interp,
7022 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7023 Add is_interp_, is_dynamic_linker_section_ fields. Change
7024 generate_code_fills_at_write_ to a bitfield.
7025 * output.cc (Output_section::Output_sections): Initialize new
7026 fields.
7027 (Output_segment::add_output_section): Add do_sort parameter.
7028 Change all callers.
7029
1ae4d23b
ILT		 70302009-11-03 Ian Lance Taylor <iant@google.com>
7031
7032 PR 10860
7033 * options.h (class General_options): Add --warn-common.
7034 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7035 merging two common symbols.
7036 (Symbol_table::should_override): Handle --warn-common when merging
7037 a common symbol with a defined symbol. Use report_resolve_problem
7038 for multiple definitions.
7039 (Symbol_table::report_resolve_problem): New function.
7040 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7041
55da9579
DK		 70422009-11-03 Doug Kwan <dougkwan@google.com>
7043
7044 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7045 stub_factory_.
7046 (Target_arm::stub_factory): New method definition.
7047 (Target_arm::new_arm_input_section,
7048 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7049 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7050 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7051 New type definitions.
7052 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7053 member declarations.
7054 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7055 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7056 New method definitions.
7057
37a9ac43
ILT		 70582009-11-03 Ian Lance Taylor <iant@google.com>
7059
7060 * options.h (class General_options): Add --warn_constructors.
7061
b3d6a3d4
ILT		 70622009-11-03 Ian Lance Taylor <iant@google.com>
7063
7064 PR 10893
7065 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7066 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7067
934b01dd
ILT		 70682009-11-03 Ian Lance Taylor <iant@google.com>
7069
7070 PR 10895
7071 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7072 --msgid-bugs-address.
7073 (install-pdf): New target.
7074 (install-data_yes): Look up one directory to find mkinstalldirs.
7075
03c1939b
L		 70762009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7077
7078 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7079 tree.
7080
ebd95253
DK		 70812009-10-30 Doug Kwan <dougkwan@google.com>
7082
7083 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7084
e9bbb538
DK		 70852009-10-30 Doug Kwan <dougkwan@google.com>
7086
7087 * arm.cc (Stub_addend_reader): New struct template definition
7088 and partial specializations.
7089 (Stub_addend_reader::operator()): New method definition for a
7090 partially specialized template.
7091
d5b40221
DK		 70922009-10-30 Doug Kwan <dougkwan@google.com>
7093
7094 * arm.cc (Arm_relobj::processor_specific_flags): New method
7095 definition.
7096 (Arm_relobj::do_read_symbols): New method declaration.
7097 (Arm_relobj::processor_specific_flags_): New data member declaration.
7098 (Arm_dynobj): New class definition.
7099 (Target_arm::do_finalize_sections): Add input_objects parameter.
7100 (Target_arm::do_adjust_elf_header): New method declaration.
7101 (Target_arm::are_eabi_versions_compatible,
7102 (Target_arm::merge_processor_specific_flags): New method declaration.
7103 (Target_arm::do_make_elf_object): New overloaded method definitions
7104 and declaration.
7105 (Arm_relobj::do_read_symbols): New method definition.
7106 (Arm_dynobj::do_read_symbols): Ditto.
7107 (Target_arm::do_finalize_sections): Add input_objects parameters.
7108 Merge processor-specific flags from all input objects.
7109 (Target_arm::are_eabi_versions_compatible,
7110 Target_arm::merge_processor_specific_flags,
7111 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7112 New method definitions.
7113 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7114 Input_objects pointer type parameter.
7115 * layout.cc (Layout::finalize): Pass input objects to target's.
7116 finalize_sections function.
7117 * output.cc (Output_file_header::do_sized_write): Set ELF file
7118 header's processor-specific flags.
7119 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7120 Input_objects pointer type parameter.
7121 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7122 * target.h (Input_objects): New forward class declaration.
7123 (Target::processor_specific_flags,
7124 Target::are_processor_specific_flags_sect): New method definitions.
7125 (Target::finalize_sections): Add input_objects parameter.
7126 (Target::Target): Initialize processor_specific_flags_ and
7127 are_processor_specific_flags_set_.
7128 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7129 parameter.
7130 (Target::set_processor_specific_flags): New method definition.
7131 (Target::processor_specific_flags_,
7132 Target::are_processor_specific_flags_set_): New data member
7133 declarations.
7134 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7135 Input_objects pointer type parameter.
7136
ebabffbd
DK		 71372009-10-30 Doug Kwan <dougkwan@google.com>
7138
7139 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7140
ad0f2072
ILT		 71412009-10-28 Ian Lance Taylor <iant@google.com>
7142
7143 * object.h (class Relobj): Drop options parameter from
7144 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7145 do_scan_relocs, do_relocate. Change all callers.
7146 (class Sized_relobj): Drop options parameters from
7147 do_gc_process_relocs, do_scan_relocs, do_relocate,
7148 do_relocate_sections, relocate_sections, emit_relocs_scan,
7149 emit_relocs_scan_reltype. Change all callers.
7150 (struct Relocate_info): Remove options field and all references to
7151 it.
7152 * reloc.h (class Read_relocs): Remove options constructor
7153 parameter and options_ field. Change all callers.
7154 (class Gc_process_relocs, class Scan_relocs): Likewise.
7155 (class Relocate_task): Likewise.
7156 * target-reloc.h (scan_relocs): Remove options parameter. Change
7157 all callers.
7158 (scan_relocatable_relocs): Likewise.
7159 * target.h (class Sized_target): Remove options parameter from
7160 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7161 all callers.
7162 * gc.h (gc_process_relocs): Remove options parameter. Change all
7163 callers.
7164 * arm.cc: Update functions to remove options parameters.
7165 * i386.cc: Likewise.
7166 * powerpc.cc: Likewise.
7167 * sparc.cc: Likewise.
7168 * x86_64.cc: Likewise.
7169 * testsuite/testfile.cc: Likewise.
7170
8ffa3667
DK		 71712009-10-28 Doug Kwan <dougkwan@google.com>
7172
7173 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7174 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7175 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7176 New method definitions.
7177
40f36857
CC		 71782009-10-28 Cary Coutant <ccoutant@google.com>
7179
7180 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7181 (Plugin::cleanup_done_): New member.
7182 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7183 (Plugin_manager::cleanup_done_): Remove.
7184 (Plugin_manager::add_input_file): Edit error message.
7185 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7186 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7187
2c849493
ILT		 71882009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7189
7190 * fileread.cc: (File_read::View::~View): Use the new
7191 data_ownership_ filed.
7192 (File_read::~File_read): Dispose the new whole_file_view_.
7193 (File_read::open): Mmap the whole file if needed.
7194 (File_read::open): Use whole_file_view_ instead of contents_.
7195 (File_read::find_view): Use whole_file_view_ if applicable.
7196 (File_read::do_read): Use whole_file_view_ instead of contents_.
7197 (File_read::make_view): Use whole_file_view_ instead of contents_,
7198 update File_read::View::View call.
7199 (File_read::find_or_make_view): Update File_read::View::View
7200 call.
7201 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7202 remove contents_
7203 (File_read::View::Data_ownership): New enum.
7204 (File_read::View::View): Replace bool mapped_ with Data_ownership
7205 argument.
7206 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7207 (File_read::View::data_ownership_): New field.
7208 (File_read::contents_): Remove (replaced by whole_file_view_).
7209 (File_read::whole_file_view_): New field.
7210 * options.h (class General_options): Add --keep-files-mapped.
7211
24998053
CC		 72122009-10-27 Cary Coutant <ccoutant@google.com>
7213
7214 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7215 * testsuite/Makefile.am (plugin_test_5): New test case.
7216 * testsuite/Makefile.in: Regenerate.
7217
72adc4fa
DK		 72182009-10-25 Doug Kwan <dougkwan@google.com>
7219
7220 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7221 from private to protected to allow access by child class.
7222 (Sized_relobj::do_relocate_sections): New method declaration.
7223 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7224 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7225 Sized_relobj::relocate_sections. Instantiate template explicitly
7226 for different target sizes and endianity.
7227
07f508a2
DK		 72282009-10-24 Doug Kwan <dougkwan@google.com>
7229
7230 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7231 (Arm_input_section::as_arm_input_section): New method.
7232 (Arm_output_section): New class definition.
7233 (Arm_output_section::create_stub_group,
7234 Arm_output_section::group_sections): New method definitions.
7235
10ad9fe5
DK		 72362009-10-22 Doug Kwan <dougkwan@google.com>
7237
7238 * arm.cc (Arm_input_section): New class definition.
7239 (Arm_input_section::init, Arm_input_section:do_write,
7240 Arm_input_section::set_final_data_size,
7241 Arm_input_section::do_reset_address_and_file_offset): New method
7242 definitions.
7243
56ee5e00
DK		 72442009-10-21 Doug Kwan <dougkwan@google.com>
7245
7246 * arm.cc (Stub_table, Arm_input_section): New forward class
7247 declarations.
7248 (Stub_table): New class defintion.
7249 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7250 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7251 New method definition.
7252
b569affa
DK		 72532009-10-21 Doug Kwan <dougkwan@google.com>
7254
7255 * arm.cc: Update copyright comments.
7256 (Target_arm): New forward class template declaration.
7257 (Arm_address): New type.
7258 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7259 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7260 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7261 constants.
7262 (Insn_template): Same.
7263 (DEF_STUBS): New macro.
7264 (Stub_type): New enum type.
7265 (Stub_template): New class definition.
7266 (Stub): Same.
7267 (Reloc_stub): Same.
7268 (Stub_factory): Same.
7269 (Target_arm::Target_arm): Initialize may_use_blx_ and
7270 should_force_pic_veneer_.
7271 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7272 Target_arm::should_force_pic_veneer,
7273 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7274 Target_arm::using_thumb_only, Target_arm:;default_target): New
7275 method defintions.
7276 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7277 New data member declarations.
7278 (Insn_template::size, Insn_template::alignment): New method defintions.
7279 (Stub_template::Stub_template): New method definition.
7280 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7281 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7282 (Stub_factory::Stub_factory): New method definition.
7283 * gold.h (string_hash): New template.
7284 * output.h (Input_section_specifier::hash_value): Use
7285 gold::string_hash.
7286 (Input_section_specifier::string_hash): Remove.
7287 * stringpool.cc (Stringpool_template::string_hash): Use
7288 gold::string_hash.
7289
6c172549
DK		 72902009-10-20 Doug Kwan <dougkwan@google.com>
7291
7292 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7293 symbols of relaxed input sections.
7294 * output.h (Output_section::find_relaxed_input_section): Make
7295 method public.
7296
c5617f2f
DK		 72972009-10-16 Doug Kwan <dougkwan@google.com>
7298
7299 * dynobj.cc (Versions::Versions): Initialize version_script_.
7300 Only insert base version symbol definition for a shared object
7301 if version script defines any version versions.
7302 (Versions::define_base_version): New method definition.
7303 (Versions::add_def): Check that base version is not needed.
7304 (Versions::add_need): Define base version lazily.
7305 * dynobj.h (Versions::define_base_version): New method declaration.
7306 (Versions::needs_base_version_): New data member declaration.
7307 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7308 (check_DATA): Add no_version_test.stdout.
7309 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7310 New make rules.
7311 * testsuite/Makefile.in: Regenerate.
7312 * testsuite/no_version_test.c: New file.
7313 * testsuite/no_version_test.sh: Ditto.
7314
3c12dcdb
DK		 73152009-10-16 Doug Kwan <dougkwan@google.com>
7316
7317 * expression.cc (class Segment_start_expression): New class definition.
7318 (Segment_start_expression::value): New method definition.
7319 (script_exp_function_segment_start): Return a new
7320 Segment_start_expression.
7321 * gold/script-c.h (script_saw_segment_start_expression): New function
7322 prototype.
7323 * script-sections.cc (Script_sections::Script_sections): Initialize
7324 SAW_SEGMENT_START_EXPRESSION_ to false.
7325 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7326 and -Tbbs options to specify section addresses if given in
7327 command line and no SEGMENT_START expression is seen in a script.
7328 * script-sections.h (Script_sections::saw_segment_start_expression,
7329 Script_sections::set_saw_segment_start_expression): New method
7330 definition.
7331 (Script_sections::saw_segment_start_expression_): New data member
7332 declaration.
7333 * script.cc (script_saw_segment_start_expression): New function.
7334 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7335 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7336 script_test_7.sh and script_test_8.sh.
7337 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7338 script_test_8.stdout.
7339 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7340 (script_test_6, script_test_6.stdout, script_test_7,
7341 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7342 * Makefile.in: Regenerate.
7343 * testsuite/script_test_6.sh: New file.
7344 * testsuite/script_test_6.t: Same.
7345 * testsuite/script_test_7.sh: Same.
7346 * testsuite/script_test_7.t: Same.
7347 * testsuite/script_test_8.sh: Same.
7348
64b1ae37
DK		 73492009-10-16 Doug Kwan <dougkwan@google.com>
7350
7351 * output.cc (Output_segment::set_section_list_address): Cast
7352 expressions to unsigned long long type to avoid format warnings.
7353
661be1e2
ILT		 73542009-10-15 Ian Lance Taylor <iant@google.com>
7355
12edd763 7356 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7357 dot assignment to script_sections_.
12edd763
ILT		 7358 * script-sections.cc (Script_sections::add_dot_assignment):
7359 Initialize if necessary.
7360
68b6574b
ILT		 7361 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7362 program headers with no load segment if there is a linker script.
7363
661be1e2
ILT		 7364 * layout.cc (Layout::set_segment_offsets): Align the file offset
7365 to the segment aligment for -N or -n with no load segment.
7366 * output.cc (Output_segment::add_output_section): Don't crash if
7367 the first section is a TLS section.
7368 (Output_segment::set_section_list_addresses): Print an error
7369 message if the address moves backward in a linker script.
7370 * script-sections.cc
7371 (Output_section_element_input::set_section_addresses): Don't
7372 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7373 (Orphan_output_section::set_section_addresses): Likewise.
7374
f15f61a7
DK		 73752009-10-15 Doug Kwan <dougkwan@google.com>
7376
7377 * layout.cc (Layout::finish_dynamic_section): Generate tags
7378 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7379 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7380 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7381
82bb573a
ILT		 73822009-10-14 Ian Lance Taylor <iant@google.com>
7383
7384 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7385 fields.
7386 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7387 data_shdr fields of relinfo.
7388 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7389 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7390 R_386_TLS_LDO_32, adjust based on section flags.
7391 (Target_i386::Relocate::fix_up_ldo): Remove.
7392
374ad285
ILT		 73932009-10-13 Ian Lance Taylor <iant@google.com>
7394
7395 Add support for -pie.
7396 * options.h (class General_options): Add -pie and
7397 --pic-executable.
7398 (General_options::output_is_position_independent): Test -pie.
7399 (General_options::output_is_executable): Return true if not shared
7400 and not relocatable.
7401 (General_options::output_is_pie): Remove.
7402 * options.cc (General_options::finalize): Reject incompatible uses
7403 of -pie.
7404 * gold.cc (queue_middle_tasks): A -pie link is not static.
7405 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7406 * symtab.cc (Symbol::final_value_is_known): Return false if
7407 output_is_position_independent.
7408 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7409 output_is_position_independent.
7410 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7411 output_is_position_independent.
7412 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7413 output_is_position_independent.
7414 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7415 two_file_pie_test.
7416 (basic_pie_test.o, basic_pie_test): New targets.
7417 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7418 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7419 (two_file_pie_test): New target.
7420 * testsuite/Makefile.in: Rebuild.
7421 * README: Remove note saying that -pie is not supported.
7422
c6585162
ILT		 74232009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7424
7425 * options.h (class General_options): Add -init and -fini.
7426 * layout.cc (Layout::finish_dynamic_section): Emit
7427 given init and fini functions.
7428
032ce4e9
ST		 74292009-10-13 Sriraman Tallam <tmsriram@google.com>
7430
7431 * gc.h (gc_process_relocs): Check if icf is enabled using new
7432 function.
7433 * gold.cc (queue_initial_tasks): Likewise.
7434 (queue_middle_tasks): Likewise.
7435 * object.cc (do_layout): Likewise.
7436 * symtab.cc (is_section_folded): Likewise.
7437 * main.cc (main): Likewise.
7438 * reloc.cc (Read_relocs::run): Likewise.
7439 (Sized_relobj::do_scan_relocs): Likewise.
7440 * icf.cc (is_function_ctor_or_dtor): New function.
7441 (Icf::find_identical_sections): Check if function is ctor or dtor when
7442 safe icf is chosen.
7443 * options.h (General_options::icf): Change option to be an enum.
7444 (Icf_status): New enum.
7445 (icf_enabled): New method.
7446 (icf_safe_folding): New method.
7447 (set_icf_status): New method.
7448 (icf_status_): New variable.
7449 * (options.cc) (General_options::finalize): Set icf_status_.
7450 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7451 icf_test and icf_keep_unique_test to use the --icf enum flag.
7452 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7453 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7454
f345227a
ST		 74552009-10-12 Sriraman Tallam <tmsriram@google.com>
7456
7457 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7458 includes to gc.h and icf.h.
7459 * arm.cc: Include gc.h.
7460 * gold.cc: Likewise.
7461 * i386.cc: Likewise.
7462 * powerpc.cc: Likewise.
7463 * sparc.cc: Likewise.
7464 * x86_64.cc: Likewise.
7465 * gc.h: Include icf.h.
7466
1c7814ed
ILT		 74672009-10-11 Ian Lance Taylor <iant@google.com>
7468
7469 * plugin.cc: Include "gold.h" before other header files.
7470
ae3b5189
CD		 74712009-10-10 Chris Demetriou <cgd@google.com>
7472
7473 * options.h (Input_file_argument::Input_file_type): New enum.
7474 (Input_file_argument::is_lib_): Replace with...
7475 (Input_file_argument::type_): New member.
7476 (Input_file_argument::Input_file_argument): Take Input_file_type
7477 'type' rather than boolean 'is_lib' as second argument.
7478 (Input_file_argument::is_lib): Use type_.
7479 (Input_file_argument::is_searched_file): New function.
7480 (Input_file_argument::may_need_search): Handle is_searched_file.
7481 * options.cc (General_options::parse_library): Support -l:filename.
7482 (General_options::parse_just_symbols): Update for Input_file_argument
7483 changes.
7484 (Command_line::process): Likewise.
7485 * archive.cc (Archive::get_file_and_offset): Likewise.
7486 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7487 * script.cc (read_script_file, script_add_file): Likewise.
7488 * fileread.cc (Input_file::Input_file): Likewise.
7489 (Input_file::will_search_for): Handle is_searched_file.
7490 (Input_file::open): Likewise.
7491 * readsyms.cc (Read_symbols::get_name): Likewise.
7492 * testsuite/Makefile.am (searched_file_test): New test.
7493 * testsuite/Makefile.in: Regenerate.
7494 * testsuite/searched_file_test.cc: New file.
7495 * testsuite/searched_file_test_lib.cc: New file.
7496
f3048a1d
ILT		 74972009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7498 Ian Lance Taylor <iant@google.com>
7499
7500 * descriptor.cc: Include <cstdio> and "binary-io.h".
7501 (Descriptors::open): Open the files in binary mode always.
7502 * script.cc (Lex::get_token): Treat \r as whitespace.
7503
d4780e57
ILT		 75042009-10-09 Ian Lance Taylor <iant@google.com>
7505
7506 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7507
d9a893b8
ILT		 75082009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7509 Ian Lance Taylor <iant@google.com>
7510
7511 * configure.ac: Check for readv function also.
7512 * fileread.cc (readv): Define if not HAVE_READV.
7513 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7514 does not exist.
7515 * config.in: Regenerate.
7516 * configure: Regenerate.
7517
c0a62865
DK		 75182009-10-09 Doug Kwan <dougkwan@google.com>
7519
7520 * layout.cc (Layout::make_output_section): Call target hook to make
7521 ordinary output section.
7522 (Layout::finalize): Adjust parameter list of call the
7523 Target::may_relax().
7524 * layout.h (class Layout::section_list): New method.
7525 * merge.h (Output_merge_base::entsize): Change visibility to public.
7526 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7527 New methods.
7528 (Output_merge_string::do_is_string): New method.
7529 * object.cc (Sized_relobj::do_setup): renamed from
7530 Sized_relobj::set_up.
7531 * object.h (Sized_relobj::adjust_shndx,
7532 Sized_relobj::initializ_input_to_output_maps,
7533 Sized_relobj::free_input_to_output_maps): Change visibilities to
7534 protected.
7535 (Sized_relobj::setup): Virtualize.
7536 (Sized_relobj::do_setup): New method declaration.
7537 (Sized_relobj::invalidate_section_offset,
7538 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7539 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7540 * options.cc (parse_int): New function.
7541 * options.h (parse_int): New declaration.
7542 (DEFINE_int): New macro.
7543 (stub_group_size): New option.
7544 * output.cc (Output_section::Output_section): Initialize memebers
7545 merge_section_map_, merge_section_by_properties_map_,
7546 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7547 (Output_section::add_input_section): Handled deferred code-fill
7548 generation and remove an old comment.
7549 (Output_section::add_relaxed_input_section): New method definition.
7550 (Output_section::add_merge_input_section): Use merge section by
7551 properties map to speed to search. Update merge section maps
7552 as appropriate.
7553 (Output_section::build_relaxation_map): New method definition.
7554 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7555 Same.
7556 (Output_section::relax_input_section): Renamed to
7557 Output_section::convert_input_sections_to_relaxed_sections and change
7558 interface to take a vector of pointers to relaxed sections.
7559 (Output_section::find_merge_section,
7560 Output_section::find_relaxed_input_section): New method definitions.
7561 (Output_section::is_input_address_mapped,
7562 Output_section::output_offset, Output_section::output_address):
7563 Use output section data maps to speed up searching.
7564 (Output_section::find_starting_output_address): Add comments.
7565 (Output_section::do_write,
7566 Output_section::write_to_postprocessing_buffer): Do code-fill
7567 generation as appropriate.
7568 (Output_section::get_input_sections): Invalidate relaxed input section
7569 map.
7570 (Output_section::restore_states): Adjust type of checkpoint .
7571 Invalidate relaxed input section map.
7572 * output.h (Output_merge_base): New class declaration.
7573 (Input_section_specifier): New class defintion.
7574 (class Output_relaxed_input_section) Change base class to
7575 Output_section_data_build.
7576 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7577 base class initializer.
7578 (Output_section::add_relaxed_input_section): New method declaration.
7579 (Output_section::Input_section): Change visibility to protected.
7580 (Output_section::Input_section::relobj,
7581 Output_section::Input_section::shndx): Handle relaxed input sections.
7582 Output_section::input_sections) Change visibility to protected. Also
7583 define overload to return a non-const pointer.
7584 (Output_section::Merge_section_properties): New class defintion.
7585 (Output_section::Merge_section_by_properties_map,
7586 Output_section::Output_section_data_by_input_section_map,
7587 Output_section::Relaxation_map): New types.
7588 (Output_section::relax_input_section): Rename method to
7589 Output_section::convert_input_sections_to_relaxed_sections and change
7590 interface to take a vector of relaxed section pointers.
7591 (Output_section::find_merge_section,
7592 Output_section::find_relaxed_input_section,
7593 Output_section::build_relaxation_map,
7594 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7595 New method declarations.
7596 (Output_section::merge_section_map_
7597 Output_section::merge_section_by_properties_map_,
7598 Output_section::relaxed_input_section_map_,
7599 Output_section::is_relaxed_input_section_map_valid_,
7600 Output_section::generate_code_fills_at_write_): New data members.
7601 * script-sections.cc
7602 (Output_section_element_input::set_section_addresses): Call
7603 current_data_size and addralign methods of relaxed input sections.
7604 (Orphan_output_section::set_section_addresses): Call current_data_size
7605 and addralign methods of relaxed input sections.
7606 * symtab.cc (Symbol_table::compute_final_value): Extract template
7607 from the body of Symbol_table::sized_finalize_symbol.
7608 (Symbol_table::sized_finalized_symbol): Call
7609 Symbol_table::compute_final_value.
7610 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7611 (Symbol_table::compute_final_value): New templated method declaration.
7612 * target.cc (Target::do_make_output_section): New method defintion.
7613 * target.h (Target::make_output_section): New method declaration.
7614 (Target::relax): Add more parameters for input objects, symbol table
7615 and layout. Adjust call to do_relax.
7616 (Target::do_make_output_section): New method declaration.
7617 (Target::do_relax): Add parameters for input objects, symbol table
7618 and layout.
7619
d446d6c4
ILT		 76202009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7621
7622 * pread.c: Include stdio.h.
7623
bc06c745
ILT		 76242009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7625
7626 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7627 defined.
7628
75aea3d0
ILT		 76292009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7630
7631 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7632 Change read_shndx type to unsigned int.
7633 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7634 int.
7635 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7636 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7637 Change read_shndx type to unsigned int.
7638 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7639 int.
7640 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7641 * layout.cc (Layout::create_symtab_sections): Cast the result of
7642 local_symcount * symsize to off_t in the gold_assert.
7643
be8fcb75
ILT		 76442009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7645
7646 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7647 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7648 R_ARM_BASE_ABS.
7649 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7650 (Arm_relocate_functions::thm_abs5): New function.
7651 (Arm_relocate_functions::abs12): New function.
7652 (Arm_relocate_functions::abs16): New function.
7653 (Arm_relocate_functions::base_abs): New function.
7654 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7655 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7656 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7657 R_ARM_BASE_ABS.
7658 (Scan::global): Likewise.
7659 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7660 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7661 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7662 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7663 R_ARM_BASE_ABS.
7664
c2a122b6
ILT		 76652009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7666
7667 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7668 (Arm_relocate_functions::movt_prel): New function.
7669 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7670 (Arm_relocate_functions::thm_movt_prel): New function.
7671 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7672 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7673 (Scan::global, Relocate::relocate): Likewise.
7674 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7675
c4aa1e2d
ILT		 76762009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7677
7678 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7679 Incremental_checker.
7680 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7681 unsigned int.
7682 (class Incremental_inputs_header): New class.
7683 (Incremental_inputs_header_writer): Edit comment.
7684 (Incremental_inputs_entry): New class.
7685 (Incremental_inputs_entry_writer): Edit comment.
7686 (Sized_incremental_binary::do_find_incremental_inputs_section):
7687 Add *strtab_shndx parameter, fill it.
7688 (Sized_incremental_binary::do_check_inputs): New method.
7689 (Incremental_checker::can_incrementally_link_output_file): Use
7690 Sized_incremental_binary::check_inputs.
7691 (Incremental_inputs::report_command_line): Save command line in
7692 command_line_.
7693 * incremental.h:
7694 (Incremental_binary::find_incremental_inputs_section): New
7695 method.
7696 (Incremental_binary::do_find_incremental_inputs_section): Add
7697 strtab_shndx parameter.
7698 (Incremental_binary::do_check_inputs): New pure virtual method.
7699 (Sized_incremental_binary::do_check_inputs): Declare.
7700 (Incremental_checker::Incremental_checker): Add incremental_inputs
7701 parameter, use it to initialize incremental_inputs_.
7702 (Incremental_checker::incremental_inputs_): New field.
7703 (Incremental_checker::command_line): New method.
7704 (Incremental_checker::inputs): New method.
7705 (Incremental_checker::command_line_): New field.
7706
c549a694
ILT		 77072009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7708
7709 * incremental.cc: Include <cstdarg> and "target-select.h".
7710 (vexplain_no_incremental): New function.
7711 (explain_no_incremental): New function.
7712 (Incremental_binary::error): New method.
7713 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7714 method.
7715 (make_sized_incremental_binary): New function.
7716 (open_incremental_binary): New function.
7717 (can_incrementally_link_file): Add checks if output is ELF and has
7718 inputs section.
7719 * incremental.h: Include "elfcpp_file.h" and "output.h".
7720 (Incremental_binary): New class.
7721 (Sized_incremental_binary): New class.
7722 (open_incremental_binary): Declare.
7723 * object.cc (is_elf_object): Use
7724 elfcpp::Elf_recognizer::is_elf_file.
7725 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7726 * output.h (Output_file::filesize): New method.
7727
fd3c5f0b
ILT		 77282009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7729
7730 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7731 New function.
7732 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7733 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7734 function.
7735 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7736 function.
7737 (Arm_relocate_functions::movw_abs_nc): New function.
7738 (Arm_relocate_functions::movt_abs): New function.
7739 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7740 (Arm_relocate_functions::thm_movt_abs): New function.
7741 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7742 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7743 (Scan::global): Likewise.
7744 (Relocate::relocate): Likewise.
7745 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7746
7f5309a5
ILT		 77472009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7748
7749 * arm.cc (Arm_relocate_functions::got_prel) New function.
7750 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7751 (Relocate::relocate): Likewise.
7752 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7753
364c7fa5
ILT		 77542009-10-06 Ian Lance Taylor <iant@google.com>
7755
7756 * options.h (class General_options): Define
7757 split_stack_adjust_size parameter.
7758 * object.h (class Object): Add uses_split_stack_ and
7759 has_no_split_stack_ fields. Add uses_split_stack and
7760 has_no_split_stack accessor functions. Declare
7761 handle_split_stack_section.
7762 (class Reloc_symbol_changes): Define.
7763 (class Sized_relobj): Define Function_offsets. Declare
7764 split_stack_adjust, split_stack_adjust_reltype, and
7765 find_functions.
7766 * object.cc (Object::handle_split_stack_section): New function.
7767 (Sized_relobj::do_layout): Call handle_split_stack_section.
7768 * dynobj.cc (Sized_dynobj::do_layout): Call
7769 handle_split_stack_section.
7770 * reloc.cc (Sized_relobj::relocate_sections): Call
7771 split_stack_adjust for executable sections in split_stack
7772 objects. Pass reloc_map to relocate_section.
7773 (Sized_relobj::split_stack_adjust): New function.
7774 (Sized_relobj::split_stack_adjust_reltype): New function.
7775 (Sized_relobj::find_functions): New function.
7776 * target-reloc.h: Include "object.h".
7777 (relocate_section): Add reloc_symbol_changes parameter. Change
7778 all callers.
7779 * target.h (class Target): Add calls_non_split method. Declare
7780 do_calls_non_split virtual method. Declare match_view and
7781 set_view_to_nop.
7782 * target.cc: Include "elfcpp.h".
7783 (Target::do_calls_non_split): New function.
7784 (Target::match_view): New function.
7785 (Target::set_view_to_nop): New function.
7786 * gold.cc (queue_middle_tasks): Give an error if mixing
7787 split-stack and non-split-stack objects with -r.
7788 * i386.cc (Target_i386::relocate_section): Add
7789 reloc_symbol_changes parameter.
7790 (Target_i386::do_calls_non_split): New function.
7791 * x86_64.cc (Target_x86_64::relocate_section): Add
7792 reloc_symbol_changes parameter.
7793 (Target_x86_64::do_calls_non_split): New function.
7794 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7795 parameter.
7796 * powerpc.cc (Target_powerpc::relocate_section): Add
7797 reloc_symbol_changes parameter.
7798 * sparc.cc (Target_sparc::relocate_section): Add
7799 reloc_symbol_changes parameter.
7800 * configure.ac: Call AM_CONDITIONAL for the default target.
7801 * configure: Rebuild.
7802 * testsuite/Makefile.am (TEST_AS): New variable.
7803 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7804 (check_DATA): Add split_i386 and split_x86_64 files.
7805 (SPLIT_DEFSYMS): Define.
7806 (split_i386_[1234n].o): New targets.
7807 (split_i386_[124]): New targets.
7808 (split_i386_[1234r].stdout): New targets.
7809 (split_x86_64_[1234n].o): New targets.
7810 (split_x86_64_[124]): New targets.
7811 (split_x86_64_[1234r].stdout): New targets.
7812 (MOSTLYCLEANFILES): Add new executables.
7813 * testsuite/split_i386.sh: New file.
7814 * testsuite/split_x86_64.sh: New file.
7815 * testsuite/split_i386_1.s: New file.
7816 * testsuite/split_i386_2.s: New file.
7817 * testsuite/split_i386_3.s: New file.
7818 * testsuite/split_i386_4.s: New file.
7819 * testsuite/split_i386_n.s: New file.
7820 * testsuite/split_x86_64_1.s: New file.
7821 * testsuite/split_x86_64_2.s: New file.
7822 * testsuite/split_x86_64_3.s: New file.
7823 * testsuite/split_x86_64_4.s: New file.
7824 * testsuite/split_x86_64_n.s: New file.
7825 * testsuite/testfile.cc (Target_test): Update relocation_section
7826 function.
7827 * testsuite/Makefile.in: Rebuild.
7828
e8a9fcda
ILT		 78292009-10-06 Ian Lance Taylor <iant@google.com>
7830
7831 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7832 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7833 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7834 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7835 the address on ldo_addrs_.
7836 (Target_i386::Relocate::fix_up_ldo): New function.
7837
e99daf92
ILT		 78382009-10-06 Rafael Espindola <espindola@google.com>
7839
7840 * plugin.cc (add_input_library): New.
7841 (Plugin::load): Add add_input_library to tv.
7842 (Plugin_manager::add_input_file): Add the is_lib argument.
7843 (add_input_file): Update call to Plugin_manager::add_input_file.
7844 (add_input_library): New.
7845 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7846
966d4097
DK		 78472009-09-30 Doug Kwan <dougkwan@google.com>
7848
7849 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7850 symbol and call Symbol::may_need_copy_reloc to determine if
7851 a copy reloc is needed.
7852 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7853 nocopyreloc is given in command line.
7854 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7855 given in command line.
7856 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7857 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7858 of the removed Target_i386::may_need_copy_reloc.
7859 * options.h (copyreloc): New option with default value false.
7860 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7861 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7862 instead of the removed Target_powerpc::may_need_copy_reloc.
7863 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7864 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7865 instead of the removed Target_sparc::may_need_copy_reloc.
7866 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7867 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7868 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7869 instead of the removed Target_x86_64::may_need_copy_reloc.
7870
029ba973
ILT		 78712009-09-30 Ian Lance Taylor <iant@google.com>
7872
7873 * object.h (class Object): Remove target_ field, and target,
7874 sized_target, and set_target methods.
7875 (Object::sized_target): Remove.
7876 (class Sized_relobj): Update declarations. Remove sized_target.
7877 * object.cc (Sized_relobj::setup): Remove target parameter.
7878 Change all callers.
7879 (Input_objects::add_object): Don't do anything with the target.
7880 (make_elf_sized_object): Add punconfigured parameter. Change all
7881 callers. Set or test parameter target.
7882 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7883 Change all callers.
7884 * parameters.cc (Parameters::set_target): Change parameter type to
7885 be non-const.
7886 (Parameters::default_target): Remove.
7887 (set_parameters_target): Change parameter type to be non-const.
7888 (parameters_force_valid_target): New function.
7889 (parameters_clear_target): New function.
7890 * parameters.h (class Parameters): Update declarations. Remove
7891 default_target method. Add sized_target and clear_target
7892 methods. Change target_ to be non-const.
7893 (set_parameters_target): Update declaration.
7894 (parameters_force_valid_target): Declare.
7895 (parameters_clear_target): Declare.
7896 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7897 as NULL if we aren't searching.
7898 (Add_symbols::run): Don't check for compatible target.
7899 * fileread.cc (Input_file::open_binary): Call
7900 parameters_force_valid_target.
7901 * gold.cc (queue_middle_tasks): Likewise.
7902 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7903 set_target on object.
7904 * dynobj.h (class Sized_dynobj): Update declarations.
7905 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7906 make_elf_object returns NULL.
7907 (Archive::include_member): Don't check whether object target is
7908 compatible.
7909 * output.cc (Output_section::add_input_section): Get target from
7910 parameters.
7911 (Output_section::relax_input_section): Likewise.
7912 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7913 parameters.
7914 (Sized_relobj::do_scan_relocs): Likewise.
7915 (Sized_relobj::relocate_sections): Likewise.
7916 * resolve.cc (Symbol_table::resolve): Likewise.
7917 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7918 parameter. Change all callers.
7919 (Symbol_table::add_from_object): Get target from parameters.
7920 (Symbol_table::add_from_relobj): Don't check object target.
7921 (Symbol_table::add_from_dynobj): Likewise.
7922 (Symbol_table::define_special_symbol): Get target from
7923 parameters.
7924 * symtab.h (class Symbol_table): Update declaration.
7925 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7926 parameter. Change all callers. Clear parameter target.
7927 (Binary_test): Test target here.
7928 * testsuite/object_unittest.cc (gold_testsuite): Remove
7929 target_test_pointer parameter. Change all callers.
7930 (Object_test): Test target here.
7931
a6a22b83
ILT		 79322009-09-26 Ian Lance Taylor <iant@google.com>
7933
7934 * testsuite/initpri1.c: Don't try to use constructor priorities if
7935 compiling with gcc before 4.3.
7936
6a8f49fe
ILT		 79372009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7938
7939 * testsuite/retain_symbols_file_test.sh (check_present): Change
7940 output file name to retain_symbols_file_test.stdout.
7941 (check_absent): Likewise.
7942
8c604651
CS		 79432009-09-18 Craig Silverstein <csilvers@google.com>
7944
7945 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7946 * options.cc: Include <cerrno> and <fstream>.
7947 (General_options::finalize): Parse -retain-symbols-file tag.
7948 * options.h: New flag.
7949 (General_options): New method should_retain_symbol, new
7950 variable symbols_to_retain.
7951 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7952 should_retain_symbol map.
7953 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7954 * testsuite/Makefile.in: Regenerate.
7955 * testsuite/retain_symbols_file_test.sh: New file.
7956
ca58b19f
NC		 79572009-09-18 Nick Clifton <nickc@redhat.com>
7958
7959 * po/es.po: Updated Spanish translation.
7960
20e6d0d6
DK		 79612009-09-17 Doug Kwan <dougkwan@google.com>
7962
7963 * debug.h (DEBUG_RELAXATION): New constant.
7964 (DEBUG_ALL): Add DEBUG_RELAXATION.
7965 (debug_string_to_enum): Add relaxation debug option.
7966 * layout.cc
7967 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7968 Layout::Relaxation_debug_check::read_sections,
7969 Layout::Relaxation_debug_check::read_sections): New method definitions.
7970 (Layout::Layout): Initialize data members
7971 record_output_section_data_from_scrips_,
7972 script_output_section_data_list_ and relaxation_debug_check_.
7973 (Layout::save_segments, Layout::restore_segments,
7974 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7975 Layout::relaxation_loop_body): New method definitions.
7976 (Layout::finalize): Support relaxation. Move section layout code to
7977 Layout::relaxation_loop_body.
7978 (Layout::set_asection_address_from_script): Move code for orphan
7979 section placement out.
7980 (Layout::place_orphan_sections_in_script): New method definition.
7981 * layout.h (Output_segment_headers, Output_file_header):
7982 New forward class declarations.
7983 (Layout::~Layout): Define.
7984 (Layout::new_output_section_data_from_script): New method definition.
7985 (Layout::place_orphan_sections_in_script): New method declaration.
7986 (Layout::Segment_states): New type declaration.
7987 (Layout::save_segments, Layout::restore_segments,
7988 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7989 Layout::relaxation_loop_body): New method declarations.
7990 (Layout::Output_section_data_list): New type declaration.
7991 (Layout::Relaxation_debug_check): New class definition.
7992 (Layout::record_output_section_data_from_script_,
7993 Layout::script_output_section_data_list_, Layout::segment_states_,
7994 Layout::relaxation_debug_check_): New data members.
7995 * output.cc: (Output_section_headers::do_size): New method definition.
7996 (Output_section_headers::Output_section_headers): Move size
7997 computation to Output_section_headers::do_size.
7998 (Output_segment_headers::do_size): New method definition.
e1df38aa 7999 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 8000 Output_file_header::do_size and call it.
8001 (Output_file_header::do_size): New method definition.
8002 (Output_data_group::Output_data_group): Adjust call to
8003 Output_section_data.
8004 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8005 (Output_symtab_xindex::do_write): Add array bound check.
8006 (Output_section::Input_section::print_to_mapfile): Handle
8007 RELAXED_INPUT_SECTION_CODE.
8008 (Output_section::Output_section): Initialize data member checkpoint_.
8009 (Output_section::~Output_section): Delete checkpoint object pointed
8010 by checkpoint_.
8011 (Output_section::add_input_section): Always add an Input_section if
8012 relaxing.
8013 (Output_section::add_merge_input_section): Add assert.
8014 (Output_section::relax_input_section): New method definition.
8015 (Output_section::set_final_data_size): Set load address to zero for
8016 an unallocated section.
8017 (Output_section::do_address_and_file_offset_have_reset_values):
8018 New method definition.
8019 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8020 Handle relaxed input section.
8021 (Output_section::sort_attached_input_sections): Checkpoint input
8022 section list lazily.
8023 (Output_section::get_input_sections): Change type of input_sections to
8024 list of Simple_input_section pointers. Checkpoint input section list
8025 lazily. Also handle relaxed input sections.
8026 (Output_section::add_input_section_for_script): Take a reference to
8027 a Simple_input_section object instead of Relobj pointer and section
8028 index as parameter. Handle relaxed input sections.
8029 (Output_section::save_states, Output_section::restore_states): New
8030 method definitions.
8031 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8032 (Output_data::is_data_size_fixed): New method definition.
8033 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8034 if it is fixed.
8035 (Output_data::address_and_file_offset_have_reset_values): New method
8036 definition.
8037 (Output_data::do_address_and_file_offset_have_reset_values): New method
8038 definition.
8039 (Output_data::set_data_size): Check that data size is not fixed.
8040 (Output_data::fix_data_size): New method definition.
8041 (Output_data::is_data_size_fixed_): New data member.
8042 (Output_section_headers::set_final_data_size): New method definition.
8043 (Output_section_headers::do_size): New method declaration.
8044 (Output_segment_headers::set_final_data_size): New method definition.
8045 (Output_segment_headers::do_size): New method declaration.
8046 (Output_file_header::set_final_data_size)::New method definition.
8047 (Output_file_header::do_size)::New method declaration.
8048 (Output_section_data::Output_section_data): Add new parameter
8049 is_data_size_fixed and use it to fix data size.
8050 (Output_data_const::Output_data_const): Adjust call to base class
8051 constructor and fix data size.
8052 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8053 base class constructor and fix data size.
8054 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8055 base class constructor and fix data size.
8056 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8057 class constructor and fix data size.
8058 (Output_data_group::set_final_data_size): New method definition.
8059 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8060 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8061 class constructor and fix data size.
8062 (Output_relaxed_input_section): New class definition.
8063 (Output_section::Simple_input_section): New class definition.
8064 (Output_section::get_input_sections): Adjust parameter list.
8065 (Output_section::add_input_section_for_script): Same.
8066 (Output_section::save_states, Output_section::restore_states,
8067 Output_section::do_address_and_file_offset_have_reset_values,
8068 (Output_section::Input_section::Input_section): Handle
8069 RELAXED_INPUT_SECTION_CODE. Add new overload for
8070 Output_relaxed_input_section.
8071 (Output_section::Input_section::is_input_section,
8072 Output_section::Input_section::set_output_section): Handle relaxed
8073 input section.
8074 (Output_section::Input_section::is_relaxed_input_section,
8075 Output_section::Input_section::output_section_data,
8076 Output_section::Input_section::relaxed_input_section): New method
8077 definitions.
8078 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8079 value.
8080 (Output_section::Input_section::u1_): Update comments.
8081 (Output_section::Input_section::u2_): Add new union member poris.
8082 (Output_section::Checkpoint_output_section): New classs definition.
8083 (Output_section::relax_input_section): New method declaration.
8084 (Output_section::checkpoint_): New data member.
8085 (Output_segment): Update comments.
8086 (Output_segment::Output_segment): Un-privatize copy constructor.
8087 (Output_segment::operator=): Un-privatize.
8088 * script-sections.cc (Output_section_element::Input_section_list):
8089 Change element type to Output_section::Simple_input_section.
8090 (Output_section_element_dot_assignment::set_section_addresses):
8091 Register output section data for relaxation clean up.
8092 (Output_data_exression::Output_data_expression): Adjust call to base
8093 constructor to fix data size.
8094 (Output_section_element_data::set_section_addresses): Register
8095 Output_data_expression object for relaxation clean up.
8096 (struct Input_section_info): Replace Relobj pointer and section index
8097 pair with Output_section::Simple_input_section and Convert struct to a
8098 class.
8099 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8100 Input_section_info data member to use accessors.
20e6d0d6
DK		 8101 (Output_section_element_input::set_section_addresses): Use layout
8102 parameter. Adjust code to use Output_section::Simple_input_section
8103 and Input_secction_info classes. Register filler for relaxation
8104 clean up.
8105 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8106 and section index pair with Output_section::Simple_input_section
8107 class. Adjust code accordingly.
8108 (Phdrs_element::release_segment): New method definition.
8109 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8110 segment list.
8111 (Script_sections::release_segments): New method definition.
8112 * gold/script-sections.h (Script_sections::release_segments): New
8113 method declaration.
8114 * gold/target.h (Target::may_relax, Target::relax,
8115 Target::do_may_relax, Target::do_relax): New method definitions.
8116
5e445df6
ILT		 81172009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8118
8119 * arm.cc (has_signed_unsigned_overflow): New function.
8120 (Arm_relocate_functions::abs8): New function.
8121 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8122 (Target_arm::Scan::global): Likewise.
8123 (Target_arm::relocate::relocate): Likewise.
8124 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8125 Likewise.
8126
8c604651 81272009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8128
8129 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8130 * testsuite/Makefile.in: Regenerate.
8131
1e9cc1c2
NC		 81322009-09-11 Nick Clifton <nickc@redhat.com>
8133
8134 * po/gold.pot: Updated by the Translation project.
8135
6a89f575
CC		 81362009-09-08 Cary Coutant <ccoutant@google.com>
8137
8138 * output.cc (Output_file::open): Add execute permission to empty file.
8139 * testsuite/Makefile.am (permission_test): New test.
8140 * testsuite/Makefile.in: Regenerate.
8141
fdcac5af
ILT		 81422009-09-02 Ian Lance Taylor <iant@google.com>
8143
8144 * output.cc (Output_file::resize): Call map_no_anonymous rather
8145 than map.
8146
44453f85
ILT		 81472009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8148
8149 * gold.cc: Include "incremental.h".
8150 (queue_initial_tasks): Call Incremental_checker methods.
8151 * incremental.cc: Include "output.h".
8152 (Incremental_checker::can_incrementally_link_output_file): New
8153 method.
8154 * incremental.h (Incremental_checker): New class.
8155
8156 * output.cc (Output_file::open_for_modification): New method.
8157 (Output_file::map_anonymous): Changed return type to bool. Record
8158 map in base_ field.
8159 (Output_file::map_no_anonymous): New method, broken out of map.
8160 (Output_file::map): Use map_no_anonymous and map_anonymous.
8161 * output.h (class Output_file): Update declarations.
8162
293c1386
CC		 81632009-08-24 Cary Coutant <ccoutant@google.com>
8164
8165 * options.h (Command_line::Pre_options): New class.
8166 (Command_line::pre_options): New member.
8167 * options.cc (gold::options::ready_to_register): New variable.
8168 (One_option::register_option): Do nothing if not registering options.
8169 Assert if same short option registered twice.
8170 (General_options::General_options): Turn off option registration when
8171 done constructing.
8172 (Command_line::Pre_options::Pre_options): New constructor.
8173
f773f3d2
CC		 81742009-08-24 Cary Coutant <ccoutant@google.com>
8175
06a73cfe
CC		 8176 * options.h (General_options::no_keep_memory): Remove incorrect
8177 short option.
f773f3d2 8178
a15af8e2
RW		 81792009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8180
8181 * Makefile.am (am__skiplex, am__skipyacc): New.
8182 * Makefile.in: Regenerate.
8183
c462b41b
RW		 81842009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8185
14ec8efd
RW		 8186 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8187 (INCLUDES): ... this.
8188 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8189 (AM_CPPFLAGS): Renamed from ...
8190 (INCLUDE): ... this.
8191 * Makefile.in, testsuite/Makefile.in: Regenerate.
8192
81ecdfbb
RW		 8193 * Makefile.in: Regenerate.
8194 * aclocal.m4: Likewise.
8195 * config.in: Likewise.
8196 * configure: Likewise.
8197 * testsuite/Makefile.in: Likewise.
8198
c462b41b
RW		 8199 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8200 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8201 * Makefile.in: Regenerate.
8202 * testsuite/Makefile.in: Regenerate.
8203
2da73f13
CC		 82042009-08-19 Cary Coutant <ccoutant@google.com>
8205
8206 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8207 symbols in shared libraries overridden by hidden or internal symbols
8208 in the main program.
8209
2db70501
CD		 82102009-08-19 Chris Demetriou <cgd@google.com>
8211
8212 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8213 checking source file names in error messages.
8214
f733487b
DK		 82152009-08-18 Doug Kwan <dougkwan@google.com>
8216
8217 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8218 an elcpp::Ehdr as parameter. Adjust call to set_target.
8219 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8220 an elfcpp::Ehdr as parameter.
8221 * object.cc (Object::set_target): Remove the version that looks up
8222 a target and sets it.
8223 (Sized_relobj::setup): Take a Target object instead of
8224 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8225 (make_elf_sized_object): Find target and ask target to
8226 make an ELF object.
8227 * object.h: (Object::set_target): Remove the version that looks up
8228 a target and sets it.
8229 (Sized_relobj::setup): Take a Target object instead of
8230 an elfcpp:Ehdr as parameter.
8231 * target.cc: Include dynobj.h.
8232 (Target::do_make_elf_object_implementation): New.
8233 (Target::do_make_elf_object): New.
8234 * target.h (Target::make_elf_object): New template declaration.
8235 (Target::do_make_elf_object): New method declarations.
8236 (Target::do_make_elf_object_implementation): New template declaration.
8237
cc70f101
ILT		 82382009-08-14 Ian Lance Taylor <iant@google.com>
8239
8240 * gold.h (FUNCTION_NAME): Define.
8241 (gold_unreachable): Use FUNCTION_NAME.
8242
ef5e0cb1
ST		 82432009-08-12 Sriraman Tallam <tmsriram@google.com>
8244
8245 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8246 symbol in the --keep-unique list is not found.
8247
48c187ce
ST		 82482009-08-12 Sriraman Tallam <tmsriram@google.com>
8249
8250 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8251 been maked as --keep-unique.
8252 (Icf::unfold_section): New function.
8253 * icf.h (Icf::unfold_section): New function.
8254 * options.h (General_options::keep_unique): New option.
8255 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8256 * testsuite/Makefile.in: Regenerate.
8257 * testsuite/icf_keep_unique_test.sh: New file.
8258 * testsuite/icf_keep_unique_test.cc: New file.
8259
645afe0c
CC		 82602009-08-12 Cary Coutant <ccoutant@google.com>
8261
8262 PR 10471
8263 * resolve.cc (Symbol_table::resolve): Check for references from
8264 dynamic objects to hidden and internal symbols.
8265 * testsuite/Makefile.am (hidden_test.sh): New test.
8266 * testsuite/Makefile.in: Regenerate.
8267 * testsuite/hidden_test.sh: New script.
8268 * testsuite/hidden_test_1.c: New test source.
8269 * testsuite/hidden_test_main.c: New test source.
8270
11af873f
DK		 82712009-08-11 Doug Kwan <dougkwan@google.com>
8272
8273 * arm.cc: Update comments.
8274 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8275 segment to locate the .ARM.exidx section if present.
8276
b9f7d72d
DK		 82772009-08-09 Doug Kwan <dougkwan@google.com>
8278
8279 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8280 patch.
8281
ddd3c53c
ST		 82822009-08-07 Sriraman Tallam <tmsriram@google.com>
8283 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8284 compiler warnings.
8285
27721062
ST		 82862009-08-06 Sriraman Tallam <tmsriram@google.com>
8287
8288 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8289 valid tls_segment only for non-debug-section relocations.
8290 * testsuite/Makefile.am: Add gc_tls_test.
8291 * testsuite/Makefile.in: Regenerate.
8292 * testsuite/gc_tls_test.cc: New file.
8293 * testsuite/gc_tls_test.sh: New file.
8294
ef15dade 82952009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8296
ef15dade
ST		 8297 * icf.cc: New file.
8298 * icf.h: New file.
8299 * Makefile.am (CCFILES): Add icf.cc.
8300 (HFILES): Add icf.h
8301 * Makefile.in: Regenerate.
8302 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8303 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8304 section, symbol and addend information for the relocs.
8305 * gold.cc (queue_middle_tasks): Call identical code folding.
8306 * gold.h: Add defines for multimap.
8307 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8308 to the call of finalize_local_symbols.
8309 * main.cc (main): Create object of class Icf.
8310 * object.cc (Sized_relobj::do_layout): Allow this function to be
8311 called twice during icf.
8312 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8313 to sections marked as identical by icf.
8314 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8315 when available.
8316 (Sized_relobj::do_section_entsize): New function.
8317 * object.h (Object::section_entsize): New function.
8318 (Object::do_section_entsize): New pure virtual function.
8319 (Relobj::finalize_local_symbols): Add new parameter.
8320 (Relobj::do_section_entsize): New function.
8321 * options.h (General_options::icf): New option.
8322 (General_options::icf_iterations): New option.
8323 (General_options::print_icf_sections): New option.
8324 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8325 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8326 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8327 icf.
8328 * symtab.cc (Symbol_table::is_section_folded): New function.
8329 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8330 to sections marked as identical by icf.
8331 * symtab.h (Symbol_table::set_icf): New function.
8332 (Symbol_table::icf): New function.
8333 (Symbol_table::is_section_folded): New function.
8334 (Symbol_table::icf_): New data member.
8335 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8336 * testsuite/Makefile.am: Add commands to build icf_test.
8337 * testsuite/Makefile.in: Regenerate.
8338 * testsuite/icf_test.sh: New file.
8339 * testsuite/icf_test.cc: New file.
8340
c3b65ac4
CD		 83412009-07-24 Chris Demetriou <cgd@google.com>
8342
8343 * layout.cc (is_compressible_debug_section): Fix incorrect
8344 comment about compressed section names.
8345
1caf2c51
ILT		 83462009-07-20 Ian Lance Taylor <ian@airs.com>
8347
8348 PR 10419
8349 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8350
1ef4d87f
ILT		 83512009-07-16 Ian Lance Taylor <iant@google.com>
8352
8353 PR 10400
8354 * layout.h: #include <map>.
8355 (class Kept_section): Change from struct to class. Add accessors
8356 and setters. Add section size to Comdat_group mapping. Change
8357 Comdat_group to std::map. Add is_comdat_ field. Add
8358 linkonce_size field in union.
8359 (class Layout): Update declaration of find_or_add_kept_section.
8360 Don't declare find_kept_object.
8361 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8362 parameter. Add object, shndx, is_comdat, and is_group_name
8363 parameters. Change all callers. Adjust for new Kept_section.
8364 (Layout::find_kept_object): Remove.
8365 * object.cc (Sized_relobj::include_section_group): Update use of
8366 Kept_section. Rename secnum to shndx. Only record
8367 Kept_comdat_section if sections are the same size.
8368 (Sized_relobj::include_linkonce_section): Update use of
8369 Kept_section. Only record Kept_comdat_section if sections are the
8370 same size. Set size of linkonce section.
8371 (Sized_relobj::map_to_kept_section): Update call to
8372 get_kept_comdat_section.
8373 * object.h (class Sized_relobj): Rename fields in
8374 Kept_comdat_section to drop trailing underscores; change object
8375 field to Relobj*. Change Kept_comdat_section_table to store
8376 struct rather than pointer.
8377 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8378 Add kept_object and kept_shndx parameters. Change all callers.
8379 (Sized_relobj::get_kept_comdat_section): Change return type to
8380 bool. Add kept_object and kept_shndx parameters. Change all
8381 callers.
8382 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8383 Layout::find_or_add_kept_section.
8384
37c3b7b0
ILT		 83852009-07-09 Ian Lance Taylor <iant@google.com>
8386
8387 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8388 Reserve space in the hash table.
8389
98fa85cb
ILT		 83902009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8391
8392 * fileread.cc (File_read::get_mtime): New method.
8393 * fileread.h (Timespec): New structure.
8394 (File_read::get_mtime): New method.
8395 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8396 Renamed from timestamp_nsec.
8397 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8398 Elf_Xword.
e1df38aa 8399 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8400 timestamp_nsec.
e1df38aa 8401 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8402 (Incremental_inputs::report_obejct): Save mtime; style fix.
8403 (Incremental_inputs::report_script): Save mtime; style fix.
8404 (Incremental_inputs::finalize_inputs): Style fix.
8405 (Incremental_inputs::finalize): Style fix.
8406 (Incremental_inputs::create_input_section_data): Store inputs
8407 mtime.
8408 * incremental.h (Incremental_inputs::report_script): Add mtime
8409 argument.
8410 (Incremental_inputs::Input_info::Input_info): Intialize only one
8411 union member.
8412 (Incremental_inputs::Input_info::archive): Move to nameless
8413 union.
8414 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8415 (Incremental_inputs::Input_info::script): Move to nameless union.
8416 (Incremental_inputs::mtime): New field.
8417 * script.cc (read_input_script): Pass file mtime to
8418 Incremental_input.
8419 * script.h (Script_info::inputs): Style fix.
8420
c9d70757
ILT		 84212009-07-01 Ian Lance Taylor <ian@airs.com>
8422
8423 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8424 instead of 32.
8425
9c547ec3
ILT		 84262009-06-24 Ian Lance Taylor <iant@google.com>
8427
8428 PR 10156
8429 * layout.cc (Layout::choose_output_section): If we find an
8430 existing section, update the flags.
8431 (Layout::create_notes): New function, broken out of
8432 Layout::finalize.
8433 (Layout::finalize): Don't create note sections.
8434 (Layout::create_note): Don't crash if linker script discards
8435 section.
8436 (Layout::create_gold_note): Likewise.
8437 (Layout::create_build_id): Likewise. Don't set
8438 after_input_sections on the section.
8439 (Layout::create_executable_stack_info): Remove target parameter.
8440 Change caller.
8441 * layout.h (class Layout): Declare create_notes. Update
8442 declaration of create_executable_stack_info.
8443 * gold.cc (queue_middle_tasks): Call create_notes.
8444 * output.cc (Output_section::update_flags_for_input_section): Move
8445 here from output.h. If SHF_ALLOC flag is newly set, mark address
8446 invalid.
8447 * output.h (Output_data::mark_address_invalid): New function.
8448 (class Output_section): Only declare, not define,
8449 update_flags_for_input_section. Remove set_flags.
8450
55458500
ILT		 84512009-06-24 Ian Lance Taylor <iant@google.com>
8452
8453 * script-sections.cc (Output_section_definition::
8454 set_section_addresses): Rename shadowing local load_address to
8455 laddr.
8456
1307d6cd
ILT		 84572009-06-24 Ian Lance Taylor <iant@google.com>
8458
8459 PR 10244
8460 * reloc.cc (relocate_sections): Skip empty relocation sections.
8461
ec3f783e
ILT		 84622009-06-23 Ian Lance Taylor <iant@google.com>
8463
8464 PR 10156
8465 * layout.cc (Layout::create_note): Use choose_output_section
8466 rather than make_output_section.
8467
459c9f1c
ILT		 84682009-06-23 Ian Lance Taylor <iant@google.com>
8469
8470 PR 10237
8471 * options.cc (General_options::parse_V): Set printed_version_.
8472 (General_options::General_options): Initialize printed_version_.
8473 * options.h (class General_options): Add printed_version_ field.
8474 * gold.cc (queue_initial_tasks): If there are no input files,
8475 don't give a fatal error if we printed the version information.
8476 (queue_middle_tasks): If using -r with a shared object, give a
8477 fatal error rather than an ordinary error.
8478
1518dc8f
ILT		 84792009-06-23 Ian Lance Taylor <iant@google.com>
8480
8481 PR 10219
8482 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8483 (Layout::make_output_section): Set have_stabstr_section_ if we see
8484 a .stab*str section.
8485 (Layout::finalize): Call link_stabs_sections.
8486 (Layout::link_stabs_sections): New file.
8487 * layout.h (class Layout): Add have_stabstr_section_ field.
8488 Declare link_stabs_sections.
8489
3d857b98
DK		 84902009-06-23 Doug Kwan <dougkwan@google.com>
8491
8492 * Makefile.am (libgold_a_LIBADD): New.
8493 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8494 * Makefile.in: Regenerate.
8495 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8496 * configure: Regenerate.
8497 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8498 * fileread.cc: Include sys/state.h
8499 * gold.h: Declare memmem and strndup if found missing.
8500 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8501
0639a6f6
ILT		 85022009-06-23 Ian Lance Taylor <iant@google.com>
8503
8504 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8505 * configure: Rebuild.
8506
8d63875c
ILT		 85072009-06-23 Ian Lance Taylor <iant@google.com>
8508
8509 PR 10147
8510 * object.cc (Object::section_contents): Don't try to get a view if
8511 the section has length zero.
8512 (Object::handle_gnu_warning_section): If the section is empty, use
8513 the name of the section as the warning.
8514
f7c8a183
ILT		 85152009-06-23 Ian Lance Taylor <iant@google.com>
8516
8517 PR 10133
8518 * stringpool.h (class Stringpool_template): Add optimize_ field.
8519 (Stringpool_template::set_optimize): New function.
8520 * stringpool.cc (Stringpool_template::Stringpool_template):
8521 Initialize optimize_ field.
8522 (Stringpool_template::set_string_offsets): Test local optimize
8523 fild rather than parameter.
8524 * layout.cc (Layout::Layout): Call set_optimize on the section
8525 name stringpool.
8526
e6a307ba
ILT		 85272009-06-22 Ian Lance Taylor <iant@google.com>
8528
8529 PR 10030
8530 * yyscript.y: Parse TARGET.
8531 * script.cc (script_set_target): New function.
8532 * script-c.h (script_set_target): Declare.
8533 * options.cc (General_options::string_to_object_format): Rename
8534 from string_to_object_format in anonymous namespace. Change
8535 callers.
8536 * options.h (class General_options): Declare
8537 string_to_object_format.
8538
3ee173de
ILT		 85392009-06-22 Ian Lance Taylor <iant@google.com>
8540
8541 * script-sections.cc (Script_sections::create_segments): Don't put
8542 program headers in a PT_LOAD segment if -n or -N.
8543
85442009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8545
8546 PR 10141
8547 * options.h (class General_options): Add -z lazy and -z now. Sort
8548 -z options into alphabetical order.
8549 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8550
cd6739a1 85512009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8552
8553 * layout.cc (Layout::make_output_section): Call
8554 Target::new_output_section.
8555 (Layout::attach_allocated_section_to_segment): Put large section
8556 sections in a separate load segment with the large segment flag
8557 set.
8558 (Layout::segment_precedes): Sort large data segments after other
8559 load segments.
8560 (align_file_offset): New static function.
8561 (Layout::set_segment_offsets): Use align_file_offset.
8562 * output.h (class Output_section): Add is_small_section_ and
8563 is_large_section_ fields.
8564 (Output_section::is_small_section): New function.
8565 (Output_section::set_is_small_section): New function.
8566 (Output_section::is_large_section): New function.
8567 (Output_section::set_is_large_section): New function.
8568 (Output_section::is_large_data_section): New function.
8569 (class Output_segment): Add is_large_data_segment_ field.
8570 (Output_segment::is_large_data_segment): New function.
8571 (Output_segment::set_is_large_data_segment): New function.
8572 * output.cc (Output_section::Output_section): Initialize new
8573 fields.
8574 (Output_segment::Output_segment): Likewise.
8575 (Output_segment::add_output_section): Add assertion that large
8576 data sections always go in large data segments. Force small data
8577 sections to the end of the list of data sections. Force small BSS
8578 sections to the start of the list of BSS sections. For large BSS
8579 sections to the end of the list of BSS sections.
8580 * symtab.h (class Symbol): Declare is_common_shndx.
8581 (Symbol::is_defined): Check Symbol::is_common_shndx.
8582 (Symbol::is_common): Likewise.
8583 (class Symbol_table): Define enum Commons_section_type. Update
8584 declarations. Add small_commons_ and large_commons_ fields.
8585 * symtab.cc (Symbol::is_common_shndx): New function.
8586 (Symbol_table::Symbol_table): Initialize new fields.
8587 (Symbol_table::add_from_object): Put small and large common
8588 symbols in the right list.
8589 (Symbol_table::sized_finalized_symbol): Check
8590 Symbol::is_common_shndx.
8591 (Symbol_table::sized_write_globals): Likewise.
8592 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8593 common symbol lists. Don't call do_allocate_commons_list if the
8594 list is empty.
8595 (Symbol_table::do_allocate_commons_list): Remove is_tls
8596 parameter. Add comons_section_type parameter. Change all
8597 callers. Handle small and large common symbols.
8598 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8599 Symbol::is_common_shndx.
8600 * resolve.cc (symbol_to_bits): Likewise.
8601 * target.h (Target::small_common_shndx): New function.
8602 (Target::small_common_section_flags): New function.
8603 (Target::large_common_shndx): New function.
8604 (Target::large_common_section_flags): New function.
8605 (Target::new_output_section): New function.
8606 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8607 small_common_section_flags, and large_common_section_flags
8608 fields.
8609 (Target::do_new_output_section): New virtual function.
8610 * arm.cc (Target_arm::arm_info): Initialize new fields.
8611 * i386.cc (Target_i386::i386_info): Likewise.
8612 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8613 Likewise.
8614 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8615 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8616 (Target_x86_64::do_new_output_section): New function.
8617 * configure.ac: Define conditional MCMODEL_MEDIUM.
8618 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8619 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8620 (large_LDFLAGS): Define.
8621 * testsuite/large.c: New file.
8622 * testsuite/testfile.cc (Target_test::test_target_info):
8623 Initialize new fields.
8624 * configure, testsuite/Makefile.in: Rebuild.
8625
bb04269c
DK		 86262009-06-05 Doug Kwan <dougkwan@google.com>
8627
8628 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8629 * Makefile.in: Regenerate.
bb04269c
DK		 8630 * i386.cc (class Target_i386): Define new virtual method to
8631 override do_is_local_label_name in parent.
8632 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8633 local symbols if --discard-locals or -X is given.
8634 * options.h (class General_options): Declare new options
8635 '--discard-locals' and '-X' for discarding locals.
8636 * target.h (class Target): Define new methods is_local_label_name.
8637 Declare new virtual method do_is_local_label_name.
8638 * target.cc: New file.
8639 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8640 (check_SCRIPTS): Add discard_locals_test.sh.
8641 (check_DATA): Add discard_local_tests.syms.
8642 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8643 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8644 * testsuite/Makefile.in: Regenerate.
8645 * testsuite/discard_locals_test.c: New file.
8646 * testsuite/discard_locals_test.sh: Same.
8647
805bb01c
DK		 86482009-06-05 Doug Kwan <dougkwan@google.com>
8649
8650 * object.cc (Sized_relobj::Sized_relobj): Initialize
8651 discarded_eh_frame_shndx_ to -1U.
8652 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8653 section.
8654 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8655 a discarded .eh_frame section.
8656 (Sized_relobj::do_finalize_local_symbols): Ditto.
8657 * object.h (class Sized_relobj): Declare new member
8658 discarded_eh_frame_shndx_.
8659 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8660 (local_labels_test.o, local_labels_test): New rules.
8661 * testsuite/Makefile.in: Regenerate.
8662
1dcd334d
DK		 86632009-06-04 Doug Kwan <dougkwan@google.com>
8664
8665 * layout.cc (Layout::section_name_mapping): Add mapping for
8666 special ARM sections.
8667
96d49306
DK		 86682009-06-03 Doug Kwan <dougkwan@google.com>
8669
8670 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8671 (utils::has_overflow): Same.
8672
dff16297
ILT		 86732009-06-03 Ian Lance Taylor <iant@google.com>
8674
8675 * layout.cc (Layout::section_name_mapping): New array, replacing
8676 Layout::linkonce_mapping.
8677 (Layout::section_name_mapping_count): New variable, replacing
8678 Layout::linkonce_mapping_count.
8679 (Layout::linkonce_output_name): Remove.
8680 (Layout::output_section_name): Rewrite.
8681 * layout.h (class Layout): Rename Linkonce_mapping to
8682 Section_name_mapping, linkonce_mapping to section_name_mapping,
8683 linkonce_mapping_count to section_name_mapping_count. Don't
8684 declare linkonce_output_name.
8685
c121c671
DK		 86862009-06-03 Doug Kwan <dougkwan@google.com>
8687
8688 * gold/arm.cc (namespace utils): New.
8689 (Target_arm::reloc_is_non_pic): Define new method.
8690 (class Arm_relocate_functions): New.
8691 (Target_arm::Relocate::relocate): Handle relocation types used by
8692 Android.
8693
07800fab
ILT		 86942009-06-03 Ian Lance Taylor <iant@google.com>
8695
8696 * arm.cc (Target_arm::scan::global): Use || instead of |.
8697
c121c671
DK		 86982009-06-02 Doug Kwan <dougkwan@google.com>
8699
8700 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8701 issued_non_pic_error_.
8702 (class Target_arm::Scan): Declare new method check_non_pic.
8703 Define new method symbol_needs_plt_entry.
8704 Declare new data member issued_non_pic_error_.
8705 (class Target_arm::Relocate): Declare new method
8706 should_apply_static_reloc.
8707 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8708 (Target_arm::Scan::check_non_pic): Define new method.
8709 (Target_arm::Scan::local): Handle a small subset of reloc types used
8710 by Android.
8711 (Target_arm::Scan::local): Same.
8712 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8713
b19b0c6d
ILT		 87142009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8715
8716 * incremental.cc (Incremental_inputs::report_command_line): Filter
8717 out --incremental-* options.
8718
94cdfcff
DK		 87192009-05-29 Doug Kwan <dougkwan@google.com>
8720
8721 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8722 template class.
8723 (class Target_arm): Update comment.
8724 (Target_arm::Target_arm): Initialize new data members GOT_,
8725 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8726 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8727 and Target_arm::rel_dyn_section.
8728 Declare new_enum Target_arm::Got_type.
8729 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8730 and DYNBSS_.
8731 Update commments for member do_dynsym_value.
8732 (Target_arm::got_size, Target_arm::plt_section,
8733 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8734 new methods inside class defintion.
8735 (Target_arm::got_section): Define new method.
8736 (Target_arm::rel_dyn_section): Same.
8737 (Output_data_plt_arm): New template class.
8738 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8739 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8740 (Output_data_plt_arm::add_entry): Same.
8741 (Output_data_plt_arm::first_plt_entry): Define new
8742 static data member for PLT instruction template.
8743 (Output_data_plt_arm::plt_entry): Same.
8744 (Output_data_plt_arm::do_write): Define new method.
8745 (Target_arm::make_plt_entry): Same.
8746 (Target_arm::do_finalize_sections): Same.
8747 (Target_arm::do_dynsym_value): Same.
8748
4a657b0d
DK		 87492009-05-28 Doug Kwan <dougkwan@google.com>
8750
8751 * Makefile.am (TARGETSOURCES): Add arm.cc.
8752 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8753 * Makefile.in: Regenerate.
8754 * arm.cc: New file.
8755 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8756
e7ae8c36
DK		 87572009-05-26 Doug Kwan <dougkwan@google.com>
8758
8759 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8760 (General_options::check_excluded_libs): Strip off directories in
8761 archive name before matching like GNU ld does.
8762 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8763 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8764 (exclude_libs_test_LDFLAGS): Add linker option
8765 -Wl,--exclude-libs,libexclude_libs_test_3
8766 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8767 an explicit archive without using -l.
8768 (alt/libexclude_libs_test_3.a): New make rule.
8769 * testsuite/Makefile.in: Regenerate.
8770 * testsuite/exclude_libs_test.c : Declare lib3_default().
8771 (main): Call it.
8772 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8773 * exclude_libs_test_3.c: New file.
8774
f12e7348
NC		 87752009-05-26 Nick Clifton <nickc@redhat.com>
8776
8777 * po/id.po: New Indonesian translation.
8778 * po/gold.pot: Updated template file.
8779
4daadc0d
ST		 87802009-05-22 Sriraman Tallam <tmsriram@google.com>
8781
e1df38aa 8782 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8783 gc_comdat_test files. Add -Wl,--gc-sections to build
8784 gc_comdat_test.
8785 * testsuite/Makefile.in: Regenerate.
8786 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8787
531813ad
ST		 87882009-05-21 Sriraman Tallam <tmsriram@google.com>
8789
8790 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8791 kept comdat section was garbage collected.
8792 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8793 * testsuite/Makefile.in: Regenerate.
8794 * testsuite/gc_comdat_test.sh: New file.
8795 * testsuite/gc_comdat_test_1.cc: New file.
8796 * testsuite/gc_comdat_test_2.cc: New file.
8797
65514900
CC		 87982009-05-19 Doug Kwan <dougkwan@google.com>
8799
8800 * archive.cc (Archive::Archive): Move constructor from archive.h
8801 to here. Initialize no_export_.
8802 (Archive::get_elf_object_for_member): Set no_export flag of object.
8803 * archive.h (Archive::Archive): Move constructor body to
8804 archive.cc.
8805 (Archive::no_export): New method.
8806 (Archive::no_export_): New field.
8807 * object.h (Object::Object): Initialize no_export_ to false.
8808 (Object::no_export, Object::set_no_export): New methods.
8809 (Object::no_export_): New field.
8810 * options.cc (General_options::parse_exclude_libs): New method.
8811 (General_options::check_excluded_libs) Same.
8812 * options.h (exclude_libs): New option.
8813 (General_options::check_excluded_libs): New method declaration.
8814 (General_options::excluded_libs_): New field.
8815 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8816 default or protected visibility if an object has no-export flag set.
8817 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8818 (check_SCRIPTS): Add exclude_libs_test.sh.
8819 (check_DATA): Add exclude_libs_test.syms.
8820 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8821 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8822 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8823 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8824 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8825 libexclude_libs_test_2.a): New rules.
8826 * testsuite/Makefile.in: Regenerate.
8827 * testsuite/exclude_libs_test.c: New file.
8828 * testsuite/exclude_libs_test.sh: Ditto.
8829 * testsuite/exclude_libs_test_1.c: Ditto.
8830 * testsuite/exclude_libs_test_2.c: Ditto.
8831
1b77ea50
ILT		 88322009-05-15 Ian Lance Taylor <iant@google.com>
8833
8834 * configure.ac: Check for declarations for cases where libiberty.h
8835 checks HAVE_DECL_xxx.
8836 * configure, config.in: Rebuild.
8837
072fe7ce
ILT		 88382009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8839
8840 * gold.h (Incremental_argument_list): Remove (invalid) forward
8841 declaration.
8842 * incremental.cc (Incremental_inputs::report_achive): New method.
8843 (Incremental_inputs::report_object): New method.
8844 (Incremental_inputs::report_script): New method.
8845 (Incremental_inputs::finalize_inputs): New method.
8846 (Incremental_inputs::finalize): Call finalize_inputs().
8847 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8848 Create inputs entries.
8849 * incremental.h (Incremental_input_type): New enum.
8850 (Incremental_inputs::Incremental_input): Initialize new fields.
8851 (Incremental_inputs::report_inputs): New method.
8852 (Incremental_inputs::report_achive): New method.
8853 (Incremental_inputs::report_object): New method.
8854 (Incremental_inputs::report_script): New method.
8855 (Incremental_inputs::finalize_inputs): New method.
8856 (Incremental_inputs::Input_info): New struct.
8857 (Incremental_inputs::Input_info_map): New typedef.
8858 (Incremental_inputs::lock_): New field.
8859 (Incremental_inputs::Inputs_): New field.
8860 (Incremental_inputs::Inputs_map): New field.
8861 * main.cc (main): Call Incremental_input::report_inputs.
8862 * options.h (Input_argument_list): Typedef moved from
8863 Input_arguments.
8864 (Input_file_group::Files): Remove, use ::Input_argument_list.
8865 (Input_file_group::Input_argument_list): Remove, use
8866 ::Input_argument_list.
8867 * plugin.cc (Plugin_manager::add_input_file): Add error in
8868 incremental build.
8869 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8870 functions.
8871 * script.cc (read_input_script): Call
8872 Incremental_input::report_script.
8873 * script.h (Script_info): New class.
8874
b0481b0b
ILT		 88752009-04-27 Ian Lance Taylor <iant@google.com>
8876
8877 * x86_64.cc (do_adjust_output_section): Set entsize to
8878 plt_entry_size.
8879
b22a5a41 88802009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8881
8882 * output.cc (Output_file::close): After short writes, continue
8883 writing from the correct offset in the buffer being written.
8884
40fde488
CD		 88852009-04-23 Chris Demetriou <cgd@google.com>
8886
8887 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8888 * configure: Regenerate.
8889 * config.in: Regenerate.
8890 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8891 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8892
3ce2c28e
ILT		 88932009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8894
8895 * incremental.cc (Incremental_inputs_header_data): Renamed from
8896 Incremental_input_header_data.
8897 (Incremental_inputs_header_data::data_size): New field.
8898 (Incremental_inputs_header_data::put_input_file_count): Renamed
8899 from input_file_count.
8900 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8901 from command_line_offset.
8902 (Incremental_inputs_header_data::put_reserved): Renamed from
8903 put_reserved.
8904 (Incremental_inputs_entry_data): Renamed from
8905 Incremental_input_entry_data.
8906 (Incremental_inputs_entry_data::data_size): New field.
8907 (Incremental_inputs::report_command_line): New method.
8908 (Incremental_inputs::finalize): New method.
8909 (Incremental_inputs::create_incremental_inputs_data): New method.
8910 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8911 * incremental.h: New file.
8912 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8913 (Layout::finalize): Create incremental inputs section in
8914 incremental builds.
8915 (Layout::create_incremental_info_sections): New method.
8916 * layout.h (Layout::incremental_inputs): New method.
8917 (Layout::create_incremental_info_sections): New method.
8918 (Layout::incremental_inputs_): New field.
8919 * main.cc (main): Notify Incremental_input of the command line.
8920
e55bde5e
ILT		 89212009-04-01 Ian Lance Taylor <iant@google.com>
8922 Mikolaj Zalewski <mikolajz@google.com>
8923
8924 * gold.h (reserve_unordered_map): Define, three versions, one for
8925 each version of Unordered_map.
8926 * layout.cc (Layout::Layout): Remove options parameter. Add
8927 number_of_input_files parameter. Don't initialize options_.
8928 Initialize number_of_input_files_ and resized_signatures_. Move
8929 sections_are_attached_.
8930 (Layout::layout_group): Reserve space for group_signatures_.
8931 (Layout::find_or_add_kept_section): Change name parameter to be a
8932 reference. Resize signatures_ map when it gets large enough.
8933 (Layout::layout_eh_frame): Use parameters->options() instead of
8934 this->options_.
8935 (Layout::make_output_section): Likewise.
8936 (Layout::attach_allocated_section_to_segment): Likewise.
8937 (Layout::finalize, Layout::create_executable_stack): Likewise.
8938 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8939 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8940 * layout.h (class Layout): Update declarations. Remove options_
8941 field. Add number_of_input_files_ and resized_signatures_
8942 fields. Move sections_are_attached_ field.
8943 * main.cc (main): Pass number of input files to Layout
8944 constructor. Don't pass options.
8945
154b857c
ILT		 89462009-03-30 Ian Lance Taylor <iant@google.com>
8947
8948 * ffsll.c (ffsll): Correct implementation.
8949
2f35ab9b
ILT		 89502009-03-27 Ian Lance Taylor <iant@google.com>
8951
fd03461a
ILT		 8952 * ffsll.c: New file.
8953 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8954 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8955 * ftruncate.c (ftruncate): Declare before definition.
8956 * mremap.c (mremap): Likewise.
8957 * pread.c (pread): Likewise.
8958 * configure, Makefile.in, config.in: Rebuild.
8959
2f35ab9b
ILT		 8960 * mremap.c: New file.
8961 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8962 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8963 (mremap): Declare if HAVE_MREMAP is not defined.
8964 * configure, Makefile.in, config.in: Rebuild.
8965
33aea2fd
CC		 89662009-03-27 Cary Coutant <ccoutant@google.com>
8967
8968 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8969 position independent.
8970 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8971 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8972
6d479619
CC		 89732009-03-24 Cary Coutant <ccoutant@google.com>
8974
8975 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8976 an executable.
8977 (needs_dynamic_reloc): Likewise.
8978
afc06bb8
ILT		 89792009-03-24 Ian Lance Taylor <iant@google.com>
8980
8981 * yyscript.y (file_cmd): Recognize EXTERN.
8982 (extern_name_list, extern_name_list_body): New nonterminals.
8983 * script.cc (script_add_extern): Define.
8984 * script-c.h (script_add_extern): Declare.
8985
f6060a4d
ILT		 89862009-03-24 Rafael Avila de Espindola <espindola@google.com>
8987
8988 * object.cc (is_elf_object): Define.
8989 * object.h (is_elf_object): Declare.
8990 * archive.cc (Archive::get_elf_object_for_member): Call
8991 is_elf_object.
33aea2fd 8992 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8993
26736d8e
ILT		 89942009-03-24 Elliott Hughes <enh@google.com>
8995
8996 * output.cc (Output_file::map_anonymous): Define.
8997 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8998 try an anonymous one. Report the size if the mmap fails.
8999 * output.h (class Output_file): Declare map_anonymous.
9000
22fd9730
ILT		 90012009-03-24 Ian Lance Taylor <iant@google.com>
9002
9003 * target-select.cc (instantiate_target): Don't acquire the lock if
9004 the instantiated_target_ field has already been set.
9005
cb010894
ILT		 90062009-03-23 Ian Lance Taylor <iant@google.com>
9007
7f055c20
ILT		 9008 * gold-threads.h (class Initialize_lock): Define.
9009 * gold-threads.cc (class Initialize_lock_once): Define.
9010 (initialize_lock_control): New static variable.
9011 (initialize_lock_pointer): New static variable.
9012 (initialize_lock_once): New static function.
9013 (Initialize_lock::Initialize_lock): Define.
9014 (Initialize_lock::initialize): Define.
9015 * target-select.h: Include "gold-threads.h".
9016 (class Target_selector): Add lock_ and initialize_lock_ fields.
9017 Don't define instantiate_target, just declare it.
9018 * target-select.cc (Target_selector::Target_selector): Initialize
9019 new fields.
9020 (Target_selector::instantiate_target): Define.
9021 * descriptors.h: Include "gold-threads.h".
9022 (class Descriptors): Add initialize_lock_ field.
9023 * descriptors.cc (Descriptors::Descriptors): Initialize new
9024 field.
9025 (Descriptors::open): Use initialize_lock_ field
9026 * errors.h (class Errors): Add initialize_lock_ field.
9027 * errors.cc (Errors::Errors): Initialize new field.
9028 (Errors::initialize_lock): Use initialize_lock_ field.
9029 * powerpc.cc (class Target_selector_powerpc): Remove
9030 instantiated_target_ field. In do_recognize call
9031 instantiate_target rather than do_instantiate_target. In
9032 do_instantiate_target just allocate a new target.
9033 * sparc.cc (class Target_selector_sparc): Likewise.
9034
36959681
ILT		 9035 * freebsd.h: New file.
9036 * i386.cc: Include "freebsd.h".
9037 (Target_i386): Derive from Target_freebsd rather than
9038 Sized_target.
9039 (Target_selector_i386): Derive from Target_selector_freebsd rather
9040 than Target_selector.
9041 * x86_64.cc: Include "freebsd.h".
9042 (Target_x86_64): Derive from Target_freebsd rather than
9043 Sized_target.
9044 (Target_selector_x86_64): Derive from Target_selector_freebsd
9045 rather than Target_selector.
9046 * target.h (class Target): Add adjust_elf_header and
9047 do_adjust_elf_header.
9048 * output.cc (Output_file_header:: do_sized_write): Call target
9049 adjust_elf_header routine.
9050 * configure.tgt: Set targ_osabi.
9051 * configure.ac: Define GOLD_DEFAULT_OSABI.
9052 * parameters.cc (Parameters::default_target): Pass
9053 GOLD_DEFAULT_OSABI to select_target.
9054 * target-select.h (class Target_selector): Make instantiate_target
9055 protected rather than private.
9056 * Makefile.am (HFILES): Add freebsd.h.
9057 * configure, Makefile.in, config.in: Rebuild.
9058
cb010894
ILT		 9059 * merge.cc (do_add_input_section): Correct pend value. Change
9060 message about last entry not being null terminated from error to
9061 warning.
9062
0e879927
ILT		 90632009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9064
9065 * incremental.cc: New file.
9066 * Makefile.am (CCFILES): Add incremental.cc.
9067 * Makefile.in: Rebuild.
9068
41105937
PP		 90692009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9070
9071 * layout.cc (Layout::output_section_name): Preserve names
9072 of '.note.' sections.
e1df38aa 9073
60439920
ILT		 90742009-03-19 Ian Lance Taylor <iant@google.com>
9075
9076 * descriptors.cc (Descriptors::open): Check that the options are
9077 valid before using them.
9078
0d371ad3
ILT		 90792009-03-18 Ian Lance Taylor <iant@google.com>
9080
9081 * script-sections.h: Include <list>.
9082 (class Script_sections): Change Sections_elements from std::vector
9083 to std::list. Typedef public Elements_iterator. Add
9084 orphan_section_placement_, data_segment_align_start_, and
9085 saw_data_segment_align_ fields. Remove data_segment_align_index_
9086 field.
9087 * script-sections.cc (class Orphan_section_placement): New class.
9088 (class Sections_element): Add virtual functions is_relro and
9089 orphan_section_init. Remove virtual function place_orphan_here.
9090 (class Output_section_definition): Add is_relro and
9091 orphan_section_init. Remove place_orphan_here.
9092 (class Orphan_output_section): Likewise.
9093 (Script_sections::Script_sections): Update for field changes.
9094 (Script_sections::data_segment_align): Set saw_data_segment_align_
9095 and data_segment_align_start_, not data_segment_align_index.
9096 (Script_sections::data_segment_relro_end): Check
9097 saw_data_segment_align_. Use data_segment_align_start_ rather
9098 than data_segment_align_index_.
9099 (Script_sections::place_orphan): Rewrite to use
9100 Orphan_section_placement.
9101
9201d894
ILT		 91022009-03-17 Ian Lance Taylor <iant@google.com>
9103
9c5b8369
ILT		 9104 * archive.cc (Archive::add_symbols): Check for a version attached
9105 to the symbol name in the archive map.
9106 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9107 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9108 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9109 (ver_test_11.a): New target.
9110 * testsuite/Makefile.in: Rebuild.
9111
9201d894
ILT		 9112 * configure.ac: Check for chsize and posix_fallocate. Replace
9113 ftruncate.
9114 * ftruncate.c: New file, from gnulib.
9115 * output.cc (posix_fallocate): Define dummy version if not
9116 HAVE_POSIX_FALLOCATE.
9117 (Output_file::map): Call posix_fallocate rather than lseek and
9118 write.
9119 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9120 * configure, Makefile.in, config.in: Rebuild.
9121
ef4ab7a8 91222009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9123
ef4ab7a8
PP		 9124 * layout.h (Layout::create_note): Add section_name parameter.
9125 * layout.cc (Layout::create_note): Likewise.
9126 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9127
8c500701
ILT		 91282009-03-17 Ian Lance Taylor <iant@google.com>
9129
e85b18e1
ILT		 9130 * descriptors.cc: Include "options.h".
9131 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9132 (Descriptors::open): Always use O_CLOEXEC when opening a new
9133 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9134 then set FD_CLOEXEC.
9135
9efe6174
ILT		 9136 * sparc.cc (class Target_sparc): Add has_got_section.
9137 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9138 make sure we have a GOT section.
9139
9140 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9141 (Target_sparc::Scan::local): Likewise.
9142 (Target_sparc::Scan::global): Likewise.
9143 (Target_sparc::Relocate::relocate): Likewise.
9144 (Target_sparc::Relocate::relocate_tls): Likewise.
9145
8c500701
ILT		 9146 * symtab.cc (Symbol_table::define_default_version): New function,
9147 broken out of add_from_object.
9148 (Symbol_table::add_from_object): Call define_default_version.
9149 (Symbol_table::define_special_symbol): Add resolve_oldsym
9150 parameter. Change all callers. If the version for a symbol comes
9151 from a version script, resolve it with the symbol with the same
9152 name with no version. Also add the symbol without a version if
9153 appropriate.
9154 (do_define_in_output_data): If resolving with oldsym, don't delete
9155 sym.
9156 (do_define_in_output_segment): Likewise.
9157 (do_define_as_constant): Likewise.
9158 * symtab.h (class Symbol_table): Update declarations.
9159
f1ed28fb
ILT		 91602009-03-13 Ian Lance Taylor <iant@google.com>
9161
15f8229b
ILT		 9162 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9163 (Read_symbols::requeue): New function.
9164 (Read_symbols::do_read_symbols): If make_elf_object fails because
9165 the target type is not configured, and the file was searched for,
9166 issue a warning and retry with the next directory.
9167 (Add_symbols::run): If the file has an incompatible format, and
9168 it was searched for, requeue the Read_symbols task. On error,
9169 release the object.
9170 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9171 dirindex parameter to constructor. Change all callers. Declare
9172 incompatible_warning and requeue.
9173 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9174 input_argument_ and input_group_ fields. Add them to
9175 constructor. Change all callers.
9176 (class Read_script): Add dirindex_ field. Add it to constructor.
9177 Change all callers.
9178 * archive.cc (Archive::setup): Remove input_objects parameter.
9179 Change all callers.
9180 (Archive::get_file_and_offset): Likewise.
9181 (Archive::read_all_symbols): Likewise.
9182 (Archive::read_symbols): Likewise.
9183 (Archive::get_elf_object_for_member): Remove input_objects
9184 parameter. Add punconfigured parameter. Change all callers.
9185 (Archive::add_symbols): Change return type to bool. Check return
9186 value of include_member.
9187 (Archive::include_all_members): Likewise.
9188 (Archive::include_member): Change return type to bool. Return
9189 false if first included object has incompatible target. Set
9190 included_member_ field.
9191 (Add_archive_symbols::run): If add_symbols returns false, requeue
9192 Read_symbols task.
9193 * archive.h (class Archive): Add included_member_ field.
9194 Initialize it in constructor. Add input_file and searched_for
9195 methods. Update declarations.
9196 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9197 input_argument_ fields. Add them to constructor. Change all
9198 callers.
9199 * script.cc: Include "target-select.h".
9200 (class Parser_closure): Add skip_on_incompatible_target_ and
9201 found_incompatible_target_ fields. Add
9202 skip_on_incompatible_target parameter to constructor. Change all
9203 callers. Add methods skip_on_incompatible_target,
9204 clear_skip_on_incompatible_target, found_incompatible_target, and
9205 set_found_incompatible_target.
9206 (read_input_script): Add dirindex parameter. Change all callers.
9207 If parser finds an incompatible target, requeue Read_symbols
9208 task.
9209 (script_set_symbol): Clear skip_on_incompatible_target in
9210 closure.
9211 (script_add_assertion, script_parse_option): Likewise.
9212 (script_start_sections, script_add_phdr): Likewise.
9213 (script_check_output_format): New function.
9214 * script.h (read_input_script): Update declaration.
9215 * script-c.h (script_check_output_format): Declare.
9216 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9217 (ignore_cmd): Remove OUTPUT_FORMAT.
9218 * fileread.cc (Input_file::Input_file): Add explicit this.
9219 (Input_file::will_search_for): New function.
9220 (Input_file::open): Add pindex parameter. Change all callers.
9221 * fileread.h (class Input_file): Add input_file_argument method.
9222 Declare will_search_for. Update declarations.
9223 * object.cc (make_elf_object): Add punconfigured parameter.
9224 Change all callers.
9225 * object.h (class Object): Make input_file public. Add
9226 searched_for method.
9227 (make_elf_object): Update declaration.
9228 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9229 restart search.
9230 * dirsearch.h (class Dirsearch): Update declaration.
9231 * options.h (class General_options): Add --warn-search-mismatch.
9232 * parameters.cc (Parameters::is_compatible_target): New function.
9233 * parameters.h (class Parameters): Declare is_compatible_target.
9234 * workqueue.cc (Workqueue::add_blocker): New function.
9235 * workqueue.h (class Workqueue): Declare add_blocker.
9236
f1ed28fb
ILT		 9237 * fileread.cc (Input_file::open): Remove options parameter.
9238 Change all callers.
9239 (Input_file::open_binary): Likewise.
9240 * script.cc (read_input_script): Likewise.
9241 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9242 options parameter from constructor. Change all callers.
9243 (class Read_script): Likewise.
9244 * fileread.h (class Input_file): Update declarations.
9245 * script.h (read_input_script): Update declaration.
9246
34dd024a
NC		 92472009-03-10 Nick Clifton <nickc@redhat.com>
9248
9249 * po/es.po: New Spanish translation.
9250
6d71b17c
CC		 92512009-03-06 Cary Coutant <ccoutant@google.com>
9252
9253 * options.cc (parse_short_option): Keep dash_z from registering itself.
9254
031cdbed
ILT		 92552009-03-03 Ian Lance Taylor <iant@google.com>
9256
9257 PR 9918
9258 * target-reloc.h (relocate_section): Pass output_section to
9259 relocate.
9260 * i386.cc (Target_i386::should_apply_static_reloc): Add
9261 output_section parameter. Change all callers.
9262 (Target_i386::Relocate::relocate): Add output_section parameter.
9263 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9264 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9265 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9266 * testsuite/two_file_shared.sh: New script.
9267 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9268 (check_DATA): Add two_file_shared.dbg.
9269 (two_file_shared.dbg): New target.
9270 * testsuite/Makefile.in: Rebuild.
9271
15d5fa16
ILT		 92722009-03-01 Ian Lance Taylor <iant@google.com>
9273
9274 * configure.ac: Check for byteswap.h.
9275 * configure: Rebuild.
9276 * config.in: Rebuild.
9277
8a4c0b0d
ILT		 92782009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9279
9280 * layout.cc (Layout::find_or_add_kept_section): New function.
9281 (Layout::add_comdat): Removed.
9282 * layout.h (struct Kept_section): Move out of class Layout.
9283 Remove trailing underscores from field names. Add group_sections
9284 field. Rename group_ field to is_group. Change all uses.
9285 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9286 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9287 comdat_groups_ field.
9288 (Sized_relobj::include_section_group): Use
9289 find_or_add_kept_section and Kept_section::group_sections.
9290 (Sized_relobj::include_linkonce_section): Likewise.
9291 * object.cc (class Sized_relobj): Don't define Comdat_group or
9292 Comdat_group_table. Remove find_comdat_group and
9293 add_comdat_group. Remove comdat_groups_ field.
9294 * plugin.cc (include_comdat_group): Use
9295 Layout::find_or_add_kept_section.
9296
b4ecf66b
ILT		 92972009-02-28 Ian Lance Taylor <iant@google.com>
9298
14359ca0
ILT		 9299 * README: --gc-sections and map files are now supported. Document
9300 some build requirements.
9301
b4ecf66b
ILT		 9302 PR 6992
9303 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9304 relocatable link set the value of the section symbol to zero.
9305 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9306 relocatable link don't include the section address in the local
9307 symbol value.
9308
0602e05a
ILT		 93092009-02-27 Ian Lance Taylor <iant@google.com>
9310
fd9d194f
ILT		 9311 PR 6811
9312 * options.h (class Search_directory): Add is_system_directory.
9313 (class General_options): Declare is_in_system_directory.
9314 * options.cc (get_relative_sysroot): Make static.
9315 (get_default_sysroot): Make static.
9316 (General_optoins::is_in_system_directory): New function.
9317 * fileread.cc (Input_file::is_in_system_directory): New function.
9318 * fileread.h (class Input_file): Declare is_in_system_directory.
9319 * object.h (class Object): Add is_in_system_directory.
9320 (class Input_objects): Remove system_library_directory_ field.
9321 * object.cc (Input_objects::add_object): Don't set
9322 system_library_directory_.
9323 (input_objects::found_in_system_library_directory): Remove.
9324 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9325 parameter. Change all callers.
9326 (Symbol_table::sized_write_globals): Likewise.
9327 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9328 Call Object::is_in_system_directory.
9329 * symtab.h (class Symbol_table): Update declarations.
9330
61edd21f
ILT		 9331 PR 5990
9332 * descriptors.h (Open_descriptor): Add is_on_stack field.
9333 * descriptors.cc (Descriptors::open): If the descriptor is on the
9334 top of the stack, remove it. Initialize is_on_stack field.
9335 (Descriptors::release): Only add pod to stack if it is not on the
9336 stack already.
9337 (Descriptors::close_some_descriptor): Clear stack_next and
9338 is_on_stack fields.
9339
e29e076a
ILT		 9340 PR 7091
9341 * output.cc (Output_section::find_starting_output_address): Rename
9342 from starting_output_address; add PADDR parameter; change return
9343 type.
9344 * output.h (class Output_section): Declare
9345 find_starting_output_address instead of starting_output_address.
9346 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9347 section symbol for which we can't find a merge section.
9348
0602e05a
ILT		 9349 PR 9836
9350 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9351 hidden or internal, force the symbol to be local.
9352 * resolve.cc (Symbol::override_visibility): Define.
9353 (Symbol::override_base): Use override_visibility.
9354 (Symbol_table::resolve): Likewise.
9355 (Symbol::override_base_with_special): Likewise.
9356 (Symbol_table::override_with_special): If the visibility is hidden
9357 or internal, force the symbol to be local.
9358 * symtab.h (class Symbol): Add set_visibility and
9359 override_visibility.
9360 * testsuite/ver_test_1.sh: New file.
9361 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9362 (check_DATA): Add ver_test_1.syms.
9363 (ver_test_1.syms): New target.
9364 * testsuite/Makefile.in: Rebuild.
9365
401a9a73
CC		 93662009-02-25 Cary Coutant <ccoutant@google.com>
9367
9368 * layout.cc (Layout::choose_output_section): Don't rename sections
9369 when using a linker script that has a SECTIONS clause.
9370 * Makefile.in: Regenerate.
9371
9372 * testsuite/Makefile.am (script_test_5.sh): New test case.
9373 * testsuite/Makefile.in: Regenerate.
9374 * testsuite/script_test_5.cc: New file.
9375 * testsuite/script_test_5.sh: New file.
9376 * testsuite/script_test_5.t: New file.
9377
f488e4b0
CC		 93782009-02-13 Rafael Avila de Espindola <espindola@google.com>
9379
9380 * archive.cc (Archive::include_member): Update calls to add_symbols.
9381 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9382 the Layout argument.
9383 * dynobj.h (do_add_symbols): Add the Layout argument.
9384 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9385 Layout argument.
9386 * object.h (Object::add_symbols): Add the Layout argument.
9387 (Object::do_add_symbols): Add the Layout argument.
9388 (Sized_relobj::do_add_symbols): Add the Layout argument.
9389 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9390 Unify the two versions.
9391 (Add_plugin_symbols): Remove.
9392 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9393 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9394 (Add_plugin_symbols): Remove.
9395 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9396 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9397 (Add_symbols::run): Make it work with Pulginobj.
9398
89dd1680
ILT		 93992009-02-06 Ian Lance Taylor <iant@google.com>
9400
9401 * object.cc (Sized_relobj::do_layout): Make info message start
9402 with lower case letter.
9403
266d0a74
ILT		 94042009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9405
602b464e
ILT		 9406 * binary.cc: Fix file comment.
9407
266d0a74
ILT		 9408 * options.h (enum Incremental_disposition): Define.
9409 (class General_options): Add new options: --incremental,
9410 --incremental_changed, --incremental_unchanged,
9411 --incremental_unknown. Add incremental_disposition_ and
9412 implicit_incremental_ fields.
9413 (General_options::incremental_disposition): New function.
9414 (class Position_dependent_options): Add incremental_disposition
9415 option.
9416 (Position_dependent_options::copy_from_options): Set incremental
9417 dispositions.
9418 * options.cc (General_options::parse_incremental_changed): New
9419 function.
9420 (General_options::parse_incremental_unchanged): New function.
9421 (General_options::parse_incremental_unknown): New function.
9422 (General_options::General_options): Initialize new fields
9423 incremental_disposition_ and implicit_incremental_.
9424 (General_options::finalize): Check for uasge of --incremental-*
9425 without --incremental.
9426
f073bbf7
CD		 94272009-02-06 Chris Demetriou <cgd@google.com>
9428
9429 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9430 pointer and to report location as the file name associated with
9431 the symbol.
9432 (gold_undefined_symbol_at_location): New function to replace the
9433 old gold_undefined_symbol functionality.
9434 * target-reloc.h (relocate_section): Update to use
9435 gold_undefined_symbol_at_location.
9436 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9437 Call gold_undefined_symbol function rather than gold_error.
9438 * errors.h (Errors::undefined_symbol): Take location as a
9439 string, rather than calculating it from a relocation.
9440 * errors.cc (Errors::fatal): Print "fatal error:" before the
9441 formatted message.
9442 (Errors::error, Errors::error_at_location): Print "error: "
9443 before the formatted message.
9444 (Errors::undefined_symbol): Take location as a string, rather
9445 than calculating it from a relocation.
9446 (gold_undefined_symbol_at_location): New function akin to
9447 old gold_undefined_symbol, calculates location from relocation.
9448 (gold_undefined_symbol): Change to take only a Symbol pointer
9449 and to report location as the file name associated with the symbol.
9450 * testsuite/debug_msg.sh: Update for changed error messages.
9451 * testsuite/undef_symbol.sh: Likewise.
9452
8e94a90c
ILT		 94532009-02-04 Duncan Sands <baldrick@free.fr>
9454
9455 PR 9812
9456 * reduced_debug_output.h
9457 (Output_reduced_debug_abbrev_section::failed): Use format for
9458 gold_warning.
9459 (Output_reduced_debug_info_section::faild): Likewise.
9460
88a0e15b
ILT		 94612009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9462
9463 * script.cc (Lazy_demangler): New class.
9464 (Version_script_info::get_symbol_version_helper): Demangle a
9465 symbol only once.
9466
5efc7cd2
CC		 94672009-01-29 Cary Coutant <ccoutant@google.com>
9468
9469 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9470 to __tls_get_addr.
9471 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9472
e0ebcf42
ILT		 94732009-01-28 Ian Lance Taylor <iant@google.com>
9474
5efc7cd2 9475 * version.cc (version_string): Bump to 1.9.
75fe7426 9476
e0ebcf42
ILT		 9477 * gold.h: Include <cstring> and <stdint.h>.
9478 * version.cc: Include <cstdio>.
9479 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9480 warning.
9481 * reduced_debug_output.cc (insert_into_vector): Rename from
9482 Insert_into_vector; change all callers. Use Swap_unaligned to
9483 avoid aliasing issue; remove union since it is unnecessary.
9484
8e2813be 94852009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9486
9487 * Makefile.am (CCFILES): Add gc.cc.
9488 (HFILES): Add gc.h.
9489 * Makefile.in: Regenerate.
9490 * gold.cc (Gc_runner): New class.
9491 (queue_initial_tasks): Call garbage collection related tasks
9492 when corresponding options are invoked.
9493 (queue_middle_gc_tasks): New function.
9494 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9495 processed early before laying out sections during garbage collection.
9496 * gold.h (queue_middle_gc_tasks): New function.
9497 (is_prefix_of): Move from "layout.cc".
9498 * i386.cc (Target_i386::gc_process_relocs): New function.
9499 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9500 * main.cc (main): Create object of class "Garbage_collection".
9501 * object.cc (Relobj::copy_symbols_data): New function.
9502 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9503 (Sized_relobj::do_layout): Allow this function to be called twice
9504 during garbage collection and defer layout of section during the
6d03d481
ST		 9505 first call.
9506 * object.h (Relobj::get_symbols_data): New function.
9507 (Relobj::is_section_name_included): New function.
9508 (Relobj::copy_symbols_data): New function.
9509 (Relobj::set_symbols_data): New function.
9510 (Relobj::get_relocs_data): New function.
9511 (Relobj::set_relocs_data): New function.
9512 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9513 (Relobj::gc_process_relocs): New function.
9514 (Relobj::do_gc_process_relocs): New pure virtual function.
9515 (Relobj::sd_): New data member.
9516 (Sized_relobj::is_output_section_offset_invalid): New function.
9517 (Sized_relobj::do_gc_process_relocs): New function.
9518 * options.h (General_options::gc_sections): Modify to not be a no-op.
9519 (General_options::print_gc_sections): New option.
9520 * plugin.cc (Plugin_finish::run): Remove function call to
9521 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9522 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9523 * reloc.cc (Read_relocs::run): Add task to process relocs and
9524 determine unreferenced sections when doing garbage collection.
9525 (Gc_process_relocs): New class.
9526 (Sized_relobj::do_gc_process_relocs): New function.
9527 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9528 sections that are garbage collected.
9529 * reloc.h (Gc_process_relocs): New class.
9530 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9531 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9532 symbols whose corresponding sections are garbage collected.
9533 (Symbol_table::Symbol_table): Add new parameter for the garbage
9534 collection object.
9535 (Symbol_table::gc_mark_undef_symbols): New function.
9536 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9537 (Symbol_table::gc_mark_dyn_syms): New function.
9538 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9539 as garbage.
9540 (Symbol_table::add_from_object): Likewise.
9541 (Symbol_table::add_from_relobj): When building shared objects, do not
9542 treat externally visible symbols as garbage.
9543 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9544 table information for static and relocatable links.
9545 * symtab.h (Symbol_table::set_gc): New function.
9546 (Symbol_table::gc): New function.
9547 (Symbol_table::gc_mark_undef_symbols): New function.
9548 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9549 (Symbol_table::gc_mark_dyn_syms): New function.
9550 (Symbol_table::gc_): New data member.
e1df38aa 9551 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9552 function.
9553 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9554 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9555
3b293544
CF		 95562009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9557
9558 * options.h (General_options::gc_sections): Define as a no-op for now.
9559 (General_options::no_keep_memory): Ditto.
9560 (General_options::Bshareable): Define.
9561 * options.cc (General_options::finalize): Honor -Bshareable.
9562
83d22aa8
AS		 95632009-01-20 Andreas Schwab <schwab@suse.de>
9564
9565 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9566 read the value in the contents, since we don't use it. Use the
9567 template endianness when writing.
9568 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9569
cd536b21
AS		 95702009-01-19 Andreas Schwab <schwab@suse.de>
9571
9572 * configure.tgt (powerpc64-*): Fix targ_obj.
9573
99e9a495
ILT		 95742009-01-15 Ian Lance Taylor <iant@google.com>
9575
9576 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9577 local symbols when stripping all symbols.
9578
bbbfea06
CC		 95792009-01-14 Cary Coutant <ccoutant@google.com>
9580
99e9a495 9581 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9582
0f7c0701
CC		 95832009-01-14 Cary Coutant <ccoutant@google.com>
9584
9585 * archive.cc (Archive::get_elf_object_for_member): Remove call
9586 to File_read::claim_for_plugin.
9587 * descriptors.cc (Descriptors::open): Remove reference to
9588 is_claimed.
9589 (Descriptors::claim_for_plugin): Remove.
9590 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9591 (Descriptors::is_claimed): Remove.
9592 (claim_descriptor_for_plugin): Remove.
9593 * fileread.cc (File_read::claim_for_plugin): Remove.
9594 * fileread.h (File_read::claim_for_plugin): Remove.
9595 (File_read::descriptor): Reopen descriptor if necessary.
9596 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9597 (Plugin_manager::all_symbols_read): Add task parameter. Change
9598 all callers.
9599 (Plugin_manager::get_input_file): New function.
9600 (Plugin_manager::release_input_file): New function.
9601 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9602 corresponding data member.
9603 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9604 and pass to base constructor. Change all callers.
9605 (get_input_file, release_input_file): New functions.
9606 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9607 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9608 (Plugin_manager::all_symbols_read): Add task parameter.
9609 (Plugin_manager::get_input_file): New function.
9610 (Plugin_manager::release_input_file): New function.
9611 (Plugin_manager::task_): New data member.
9612 (Pluginobj::Pluginobj): Add filesize parameter.
9613 (Pluginobj::filename): New function.
9614 (Pluginobj::descriptor): New function.
9615 (Pluginobj::filesize): New function.
9616 (Pluginobj::filesize_): New data member.
9617 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9618 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9619 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9620
9621 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9622 with archive libraries.
9623 * testsuite/Makefile.in: Regenerate.
9624 * testsuite/plugin_test.c (struct sym_info): New type.
9625 (get_input_file, release_input_file): New static variables.
9626 (onload): Capture new transfer vector entries.
9627 (claim_file_hook): Stop reading at end of file according to filesize.
9628 Factor out parsing of readelf output into separate function.
9629 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9630 APIs and get the source file name from the symbol table. Convert
9631 source file name to corresponding object file name. Print info
9632 message when adding new input files.
9633 (parse_readelf_line): New function.
9634 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9635 * testsuite/plugin_test_2.sh: Likewise.
9636 * testsuite/plugin_test_3.sh: Likewise.
9637 * testsuite/plugin_test_4.sh: New test case.
9638
62a6d109
ILT		 96392009-01-07 Ian Lance Taylor <iant@google.com>
9640
9641 * version.cc (version_string): Bump to 1.8.
9642
483620e8
CC		 96432008-12-23 Cary Coutant <ccoutant@google.com>
9644
9645 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9646 * plugin.cc (Plugin_manager::finish): Rename as
9647 layout_deferred_objects. Move cleanup to separate function.
9648 (Plugin_manager::cleanup): New function.
9649 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9650 separately.
9651 * plugin.h (Plugin_manager::finish): Rename as
9652 layout_deferred_objects.
9653 (Plugin_manager::cleanup): New function.
9654 (Plugin_manager::cleanup_done): New field.
9655
d66a9eb3
CC		 96562008-12-23 Cary Coutant <ccoutant@google.com>
9657
9658 * plugin.cc (is_visible_from_outside): New function.
9659 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9660 so we don't return "IR only" status for exported symbols or -r links.
9661
9662 * testsuite/Makefile.am (plugin_test_3): New test case.
9663 * testsuite/Makefile.in: Regenerate.
9664 * testsuite/plugin_test_3.sh: New file.
9665
5995b570
CC		 96662008-12-22 Cary Coutant <ccoutant@google.com>
9667
9668 * object.cc (Sized_relobj::layout_section): New function.
9669 (Sized_relobj::do_layout): Defer layout of input sections until after
9670 plugin has provided replacement files.
9671 (Sized_relobj::do_layout_deferred_sections): New function.
9672 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9673 (Relobj::layout_deferred_sections): New function.
9674 (Relobj::do_layout_deferred_sections): New function.
9675 (Sized_relobj::do_layout_deferred_sections): New function.
9676 (Sized_relobj::layout_section): New function.
9677 (Sized_relobj::Deferred_layout): New structure.
9678 (Sized_relobj::deferred_layout_): New field.
9679 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9680 Change all callers. Layout deferred sections.
9681 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9682 references.
9683 (Plugin_hook::run): Move code from do_plugin_hook inline.
9684 (Plugin_hook::do_plugin_hook): Remove.
9685 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9686 (Plugin_manager::finish): Renamed, was cleanup.
9687 (Plugin_manager::should_defer_layout): New function.
9688 (Plugin_manager::add_deferred_layout_object): New function.
9689 (Plugin_manager::Deferred_layout_list): New type.
9690 (Plugin_manager::deferred_layout_objects_): New field.
9691 (Plugin_hook::do_plugin_hook): Remove.
9692
ee769c88
ILT		 96932008-12-17 Ian Lance Taylor <iant@google.com>
9694
9695 * options.h (class General_options): Add --no case for
9696 --export-dynamic.
9697
abc8dcba
CC		 96982008-12-16 Cary Coutant <ccoutant@google.com>
9699
9700 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9701 vector.
9702 (Plugin_manager::claim_file): Create plugin object even if
9703 plugin did not call the add_symbols callback.
9704 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9705 asking for more symbols than were added.
9706 * testsuite/Makefile.am (plugin_test_1): Add test case with
9707 no global symbols.
9708 (empty.syms): New target.
9709 * testsuite/Makefile.in: Regenerate.
9710 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9711 message. Don't call add_symbols if no globals.
9712 (all_symbols_read_hook): Don't provide replacement for empty
9713 claimed file.
9714
b0074644
ILT		 97152008-12-12 Ian Lance Taylor <iant@google.com>
9716
68943102
ILT		 9717 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9718 r_type == 0 for a local symbol with r_sym == 0.
9719 (scan_relocatable_relocs): Pass r_sym to
9720 local_non_section_strategy.
9721 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9722 r_sym parameter.
9723
b0074644
ILT		 9724 * configure.ac: Update test for TLS descriptors: they are
9725 supported as of glibc 2.9.
9726 * configure: Rebuild.
9727
c2508178
ILT		 97282008-12-11 Ian Lance Taylor <iant@google.com>
9729
9730 PR 7091
9731 * target-reloc.h (Default_scan_relocatable_relocs): For each
9732 function, map r_type == 0 to RELOC_DISCARD.
9733
2756a258
CC		 97342008-12-10 Cary Coutant <ccoutant@google.com>
9735
9736 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9737 object to override a kept COMDAT group from a plugin object.
9738
bb6f53d3
ILT		 97392008-12-09 Ian Lance Taylor <iant@google.com>
9740
fbc558e1
ILT		 9741 PR 7088
9742 * yyscript.y (file_cmd): Handle INPUT.
9743
bb6f53d3
ILT		 9744 * testsuite/initpri1.c: Change all declarations to be full
9745 prototypes by adding void, to avoid compiler warnings.
9746
4674ecfc
CC		 97472008-12-05 Rafael Avila de Espindola <espindola@google.com>
9748
9749 * options.cc (General_options::parse_plugin_opt): New.
9750 (General_options::add_plugin): The argument now is just the filename.
9751 (General_options::add_plugin_option): New.
9752 * options.h (plugin_opt): New.
9753 (add_plugin): Change argument name.
9754 (add_plugin_option): New.
9755 * plugin.cc (Plugin::load): Don't parse the plugin option.
9756 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9757 (Plugin::add_option): New.
9758 (Plugin::args_): Change type.
9759 (Plugin::filename_): New.
9760 (Plugin_manager::add_plugin_option): New.
9761 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9762 * testsuite/Makefile.in: Regenerate.
9763
fd06b4aa
CC		 97642008-12-05 Cary Coutant <ccoutant@google.com>
9765
9766 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9767 Handle --strip-lto-sections option.
9768 * options.h (strip_lto_sections): New option.
9769
6c52134c
CC		 97702008-12-01 Cary Coutant <ccoutant@google.com>
9771
9772 * plugin.cc (ld_plugin_message): Change format parameter to const.
9773 Fix mismatch between new[] and delete.
9774
a45248e0
CC		 97752008-11-14 Cary Coutant <ccoutant@google.com>
9776
9777 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9778 instead of -1U.
9779
c82fbeee
CS		 97802008-11-05 Craig Silverstein <csilvers@google.com>
9781
9782 * options.cc (General_options::parse_dynamic_list): New function.
9783 * options.h (General_options): New flags dynamic_list,
9784 dynamic_list_data, dynamic_list_cpp_new, and
9785 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9786 (General_options::in_dynamic_list): New function.
9787 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9788 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9789 (Lex::can_continue_name): Likewise.
9790 (yylex): Likewise.
9791 (read_script_file): New parameter script_options.
9792 (read_dynamic_list): New function.
9793 (Script_options::define_dynamic_list): New function.
9794 (dynamic_list_keyword_parsecodes): New variable.
9795 (dynamic_list_keywords): New variable.
9796 * script.h (Script_options::define_dynamic_list): New function
9797 prototype.
9798 (read_dynamic_list): New function prototype.
9799 * symtab.cc (strprefix): New macro.
9800 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9801 dynamic_list_data, dynamic_list_cpp_new, and
9802 dynamic_list_cpp_typeinfo.
9803 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9804 (dynamic_list_expr): New rule.
9805 (dynamic_list_nodes): Likewise.
9806 (dynamic_list_node): Likewise.
9807 * testsuite/Makefile.am (dynamic_list): New test.
9808 * testsuite/Makefile.in: Regenerated.
9809 * testsuite/dynamic_list.t: New file.
9810 * testsuite/dynamic_list.sh: New file.
9811
e0bb29a5
CS		 98122008-11-05 Craig Silverstein <csilvers@google.com>
9813
9814 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9815 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9816 (t11_last): Likewise.
9817 * testsuite/ver_test_6.c (main): Likewise.
9818
4e1e25e0
CC		 98192008-10-07 Cary Coutant <ccoutant@google.com>
9820
9821 * options.c (General_options::finalize): Add check for -static and
9822 -shared.
9823 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9824 is not empty.
9825
92f03fcb
CC		 98262008-10-02 Cary Coutant <ccoutant@google.com>
9827
9828 * plugin.cc (make_sized_plugin_object): Fix conditional
9829 compilation to work when not all targets are enabled.
9830
fbd8a257
CC		 98312008-09-29 Cary Coutant <ccoutant@google.com>
9832
9833 * archive.cc (Archive::get_file_and_offset): Use filename instead
9834 of name to get library path.
9835 (Archive::include_member): Unlock external member of a thin archive.
9836
9837 * testsuite/Makefile.am (TEST_AR): New variable.
9838 (thin_archive_test_1): New test.
9839 (thin_archive_test_2): New test.
81636b3f
CC		 9840 * testsuite/Makefile.in: Regenerate.
9841 * testsuite/thin_archive_main.cc: New file.
9842 * testsuite/thin_archive_test_1.cc: New file.
9843 * testsuite/thin_archive_test_2.cc: New file.
9844 * testsuite/thin_archive_test_3.cc: New file.
9845 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9846
eff45813
CC		 98472008-09-29 Cary Coutant <ccoutant@google.com>
9848
9849 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9850 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9851 instead of -1U.
9852 (Sized_relobj::do_finalize_local_symbols): Likewise.
9853 (Sized_relobj::map_to_kept_section): Likewise.
9854 * object.h (Sized_relobj::invalid_address): New constant.
9855 (Sized_relobj::do_output_section_offset): Check for invalid_address
9856 and return -1ULL.
9857 * output.cc (Output_reloc::local_section_offset): Use constant
9858 invalid_address instead of -1U.
9859 (Output_reloc::get_address): Likewise.
9860 (Output_section::output_address): Change -1U to -1ULL.
9861 * output.h (Output_reloc::invalid_address): New constant.
9862 * reloc.cc (Sized_relobj::write_sections): Use constant
9863 invalid_address instead of -1U.
9864 (Sized_relobj::relocate_sections): Likewise.
9865 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9866 values for merge sections.
9867 * target-reloc.h (relocate_for_relocatable): Use constant
9868 invalid_address instead of -1U.
9869
89fc3421
CC		 98702008-09-19 Cary Coutant <ccoutant@google.com>
9871
9872 Add plugin functionality for link-time optimization (LTO).
9873 * configure.ac (plugins): Add --enable-plugins option.
9874 * configure: Regenerate.
9875 * config.in: Regenerate.
9876 * Makefile.am (LIBDL): New variable.
9877 (CCFILES): Add plugin.cc.
9878 (HFILES): Add plugin.h.
9879 (ldadd_var): Add LIBDL.
9880 * Makefile.in: Regenerate.
9881
9882 * archive.cc: Include "plugin.h".
9883 (Archive::setup): Don't preread archive symbols when using a plugin.
9884 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9885 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9886 files.
9887 (Archive::include_member): Add symbols from plugin objects.
9888 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9889 * descriptors.cc (Descriptors::open): Check for file descriptors
9890 abandoned by plugins.
9891 (Descriptors::claim_for_plugin): New function.
9892 * descriptors.h (Descriptors::claim_for_plugin): New function.
9893 (Open_descriptor::is_claimed): New field.
9894 (claim_descriptor_for_plugin): New function.
9895 * fileread.cc (File_read::claim_for_plugin): New function.
9896 * fileread.h (File_read::claim_for_plugin): New function.
9897 (File_read::descriptor): New function.
9898 * gold.cc: Include "plugin.h".
9899 (queue_initial_tasks): Add task to call plugin hooks for generating
9900 new object files.
9901 * main.cc: Include "plugin.h".
9902 (main): Load plugin libraries.
9903 * object.h (Pluginobj): Declare.
9904 (Object::pluginobj): New function.
9905 (Object::do_pluginobj): New function.
9906 (Object::set_target): New function.
9907 * options.cc: Include "plugin.h".
9908 (General_options::parse_plugin): New function.
9909 (General_options::General_options): Initialize plugins_ field.
9910 (General_options::add_plugin): New function.
9911 * options.h (Plugin_manager): Declare.
9912 (General_options): Add --plugin option.
9913 (General_options::has_plugins): New function.
9914 (General_options::plugins): New function.
9915 (General_options::add_plugin): New function.
9916 (General_options::plugins_): New field.
9917 * plugin.cc: New file.
9918 * plugin.h: New file.
9919 * readsyms.cc: Include "plugin.h".
9920 (Read_symbols::do_read_symbols): Check for archive before checking
9921 for ELF file. Call plugin hooks to claim files.
9922 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9923 from a real object file; force override when processing replacement
9924 files.
9925 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9926 (Symbol::init_base_object): Likewise.
9927 (Symbol::init_base_output_data): Likewise.
9928 (Symbol::init_base_output_segment): Likewise.
9929 (Symbol::init_base_constant): Likewise.
9930 (Symbol::init_base_undefined): Likewise.
9931 (Symbol::output_section): Assert that object is not a plugin.
9932 (Symbol_table::add_from_pluginobj): New function.
9933 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9934 undefined.
9935 (Symbol_table::sized_write_globals): Likewise.
9936 (Symbol_table::add_from_pluginobj): Instantiate template.
9937 * symtab.h (Sized_pluginobj): Declare.
9938 (Symbol::in_real_elf): New function.
9939 (Symbol::set_in_real_elf): New function.
9940 (Symbol::in_real_elf_): New field.
9941 (Symbol_table::add_from_pluginobj): New function.
9942
9943 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9944 (LIBDL): New variable.
9945 (LDADD): Add LIBDL.
9946 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9947 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9948 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9949 (MOSTLYCLEANFILES): Likewise.
9950 * testsuite/Makefile.in: Regenerate.
9951 * testsuite/plugin_test.c: New file.
9952 * testsuite/plugin_test_1.sh: New file.
9953 * testsuite/plugin_test_2.sh: New file.
9954
de31bda5
ILT		 99552008-09-16 Ian Lance Taylor <iant@google.com>
9956
9c2d0ef9
ILT		 9957 * target-reloc.h (relocate_section): Check whether a symbol is
9958 defined by the ABI before reporting an undefined symbol error.
9959 * target.h (Target::is_defined_by_abi): Make parameter const.
9960 (Target::do_is_defined_by_abi): Likewise.
9961 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9962 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9963 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9964 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9965 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9966 * testsuite/Makefile.in: Rebuild.
9967
de31bda5
ILT		 9968 * fileread.cc (make_view): Add casts to avoid warning.
9969
9fa33bee
AO		 99702008-09-16 Alexandre Oliva <aoliva@redhat.com>
9971
9972 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9973 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9974
183fd0e3
AO		 99752008-09-16 Alexandre Oliva <aoliva@redhat.com>
9976
9977 * options.h (General_options::output_is_executable): New.
9978 (General_options::output_is_pie): New.
9979 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9980 for shared libraries.
9981 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9982
7be8330a
CD		 99832008-09-11 Chris Demetriou <cgd@google.com>
9984
9985 * options.h (origin): New -z option.
9986 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9987 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9988 in DT_FLAGS_1.
9989
a9caad02
CC		 99902008-09-05 Cary Coutant <ccoutant@google.com>
9991
9992 * fileread.cc (File_read::make_view): Add check for attempt to map
9993 beyond end of file.
9994
ae6dce4d
CC		 99952008-09-05 Cary Coutant <ccoutant@google.com>
9996
9997 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9998 explicit instantiations.
9999
d7ab2a47
KVH		 100002008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10001
10002 PR gold/6858
10003 * options.cc (General_options::finalize): Allow undefined symbols
10004 in shlibs if linking -shared.
10005
10006 PR gold/6859
10007 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10008 symbols as not needing a dynsym entry.
10009
1e52a9c1
CS		 100102008-08-20 Craig Silverstein <csilvers@google.com>
10011
10012 * fileread.cc (File_read::open): Do not lock the file unless it
10013 was successfully opened.
10014
d85c80a3
CC		 100152008-08-14 Cary Coutant <ccoutant@google.com>
10016
10017 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10018 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10019 * testsuite/tls_test.cc (struct int128): 128-bit struct
10020 for testing TLS relocs with non-zero addend.
10021 (v12): New TLS variable.
10022 (t12): New test.
10023 (t_last): Add check for v12.
10024 * testsuite/tls_test.h (t12): New function.
10025 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10026
2d924fd9
ILT		 100272008-08-13 Ian Lance Taylor <iant@google.com>
10028
10029 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10030 set tls_segment_ or relro_segment_.
10031 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10032 when appropriate.
10033 * output.h (Output_section::clear_is_relro): New function.
10034 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10035 sections specially even when output_data_ is empty.
10036 (Output_segment::maximum_alignment): When first section is relro,
10037 only force alignment for PT_LOAD segments.
10038 * script.cc (script_data_segment_align): New function.
10039 (script_data_segment_relro_end): New function.
10040 * script-c.h (script_data_segment_align): Declare.
10041 (script_data_segment_relro_end): Declare.
10042 * script-sections.h (class Script_sections): Declare
10043 data_segment_align and data_segment_relro_end. Add fields
10044 segment_align_index_ and saw_relro_end_.
10045 * script-sections.cc (class Sections_element): Add set_is_relro
10046 virtual function. Add new bool* parameter to place_orphan_here.
10047 Add get_output_section virtual function.
10048 (class Output_section_definition): Add set_is_relro. Add new
10049 bool* parameter to place_orphan_here. Add get_output_section.
10050 Add is_relro_ field.
10051 (Output_section_definition::Output_section_definition): Initialize
10052 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10053 and is_relro_ fields.
10054 (Output_section_definition::place_orphan_here): Add is_relro
10055 parameter.
10056 (Output_section_definition::set_section_addresses): Set relro for
10057 output section.
10058 (Output_section_definition::alternate_constraint): Likewise.
10059 (class Orphan_output_section): Add new bool* parameter to
10060 place_orphan_here. Add get_output_section.
10061 (Orphan_output_section::place_orphan_here): Add is_relro
10062 parameter.
10063 (Script_sections::Script_sections): Initialize
10064 data_segment_align_index_ and saw_relro_end_.
10065 (Script_sections::data_segment_align): New function.
10066 (Script_sections::data_segment_relro_end): New function.
10067 (Script_sections::place_orphan): Set or clear is_relro.
10068 (Script_sections::set_section_addresses): Force alignment of first
10069 TLS section.
10070 * yyscript.y (exp): Call script_data_segment_align and
10071 script_data_segment_relro_end.
10072 * testsuite/relro_script_test.t: New file.
10073 * testsuite/relro_test.cc (using_script): Declare.
10074 (t1, t2): Test using_script.
10075 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10076 (relro_script_test_SOURCES): Define.
10077 (relro_script_test_DEPENDENCIES): Define.
10078 (relro_script_test_LDFLAGS): Define.
10079 (relro_script_test_LDADD): Define.
10080 (relro_script_test.so): New target.
10081 * testsuite/Makefile.in: Rebuild.
10082
f827c9a9
CC		 100832008-08-06 Cary Coutant <ccoutant@google.com>
10084
10085 * archive.cc (Archive::total_archives, Archive::total_members)
10086 (Archive::total_members_loaded): New variables.
10087 (Archive::setup): Add parameter. Add option to preread
10088 archive symbols.
10089 (Archive::read_armap): Add counter.
10090 (Archive::get_file_and_offset): New function.
10091 (Archive::get_elf_object_for_member): New function.
10092 (Archive::read_all_symbols): New function.
10093 (Archive::read_symbols): New function.
10094 (Archive::add_symbols): Add counters.
10095 (Archive::include_all_members): Use armap to find members if it's
10096 already built.
10097 (Archive::include_member): Skip reading symbols if already read.
10098 Factored code into Archive::get_file_and_offset and
10099 Archive::get_elf_object_for_member. Changed call to
10100 Mapfile::report_include_archive_member.
10101 (Archive::print_stats): New function.
10102 * archive.h: Declare Object and Read_symbols_data classes.
10103 (Archive::Archive): Add initializers for new members.
10104 (Archive::setup): Add parameter.
10105 (Archive::print_stats): New function.
10106 (Archive::total_archives, Archive::total_members)
10107 (Archive::total_members_loaded): New variables.
10108 (Archive::get_file_and_offset): New function.
10109 (Archive::get_elf_object_for_member): New function.
10110 (Archive::read_all_symbols): New function.
10111 (Archive::read_symbols): New function.
10112 (Archive::Archive_member): New class.
10113 (Archive::members_): New member.
10114 (Archive::num_members_): New member.
10115 * main.cc: Include archive.h.
10116 (main): Call Archive::print_stats.
10117 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10118 archive parameter; member_name is now the fully-decorated name.
10119 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10120 * options.h: (General_options): Add --preread-archive-symbols option.
10121 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10122 Archive::setup.
10123
de4c45bd
ILT		 101242008-08-04 Ian Lance Taylor <iant@google.com>
10125
10126 * symtab.h (Symbol::use_plt_offset): New function.
10127 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10128 * powerpc.cc (Relocate::relocate): Likewise.
10129 * sparc.cc (Relocate::relocate): Likewise.
10130 * x86_64.cc (Relocate::relocate): Likewise.
10131 * testsuite/weak_plt.sh: New test.
10132 * testsuite/weak_plt_main.cc: New test.
10133 * testsuite/weak_plt_shared.cc: New test.
10134 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10135 (check_PROGRAMS): Add weak_plt.
10136 (check_DATA): Add weak_plt_shared.so.
10137 (weak_plt_main_pic.o, weak_plt): New targets.
10138 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10139 * testsuite/Makefile.in: Rebuild.
10140
10141 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10142 gcctestdir/ld.
10143 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10144 * testsuite/Makefile.in: Rebuild.
10145
323ee3f4
AM		 101462008-08-04 Alan Modra <amodra@bigpond.net.au>
10147
10148 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10149 * Makefile.in: Regenerate.
10150 * po/POTFILES.in: Regenerate.
10151
7c07ecec
ILT		 101522008-07-29 Ian Lance Taylor <iant@google.com>
10153
10154 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10155 symbols before other symbols.
10156 * testsuite/script_test_2.cc (test_addr): Declare.
10157 (test_addr_alias): Declare.
10158 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10159 values.
7c07ecec
ILT		 10160 * testsuite/script_test_2.t: Define test_addr_alias and
10161 test_addr.
10162
5778530e
ILT		 101632008-07-24 Ian Lance Taylor <iant@google.com>
10164
2a00e4fb
ILT		 10165 PR 5990
10166 * descriptors.cc: New file.
10167 * descriptors.h: New file.
10168 * gold-threads.h (class Hold_optional_lock): New class.
10169 * fileread.cc: Include "descriptors.h".
10170 (File_read::~File_read): Release descriptor rather than closing
10171 it.
10172 (File_read::open) [file]: Call open_descriptor rather than open.
10173 Set is_descriptor_opened_.
10174 (File_read::open) [memory]: Assert that descriptor is not open.
10175 (File_read::reopen_descriptor): New function.
10176 (File_read::release): Release descriptor.
10177 (File_read::do_read): Make non-const. Reopen descriptor.
10178 (File_read::read): Make non-const.
10179 (File_read::make_view): Reopen descriptor.
10180 (File_read::do_readv): Likewise.
10181 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10182 Update declarations.
10183 * layout.cc: Include "descriptors.h".
10184 (Layout::create_build_id): Use open_descriptor rather than open.
10185 * output.cc: Include "descriptors.h".
10186 (Output_file::open): Use open_descriptor rather than open.
10187 * archive.cc (Archive::const_iterator): Change Archive to be
10188 non-const.
10189 (Archive::begin, Archive::end): Make non-const.
10190 (Archive::count_members): Likewise.
10191 * archive.h (class Archive): Update declarations.
10192 * object.h (Object::read): Make non-const.
10193 * Makefile.am (CCFILES): Add descriptors.cc.
10194 (HFILES): Add descriptors.h.
10195 * Makefile.in: Rebuild.
10196
801647d1
ILT		 10197 PR 6716
10198 * gold.h: Always include <clocale>. Add Solaris workarounds
10199 following code in binutils/sysdep.h.
10200
5edd166e
ILT		 10201 PR 6048
10202 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10203 this->eh_frame_hdr_ is NULL before using it.
10204
c89ad728
ILT		 10205 * dynobj.cc (Versions::Versions): Update comment.
10206
aa86f06b
ILT		 10207 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10208 the base version name.
10209
5778530e
ILT		 10210 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10211 array size plus one.
10212 (Stringpool_template::set_string_offsets): Subtract one from key
10213 before using it as an array index.
10214 (Stringpool_template::get_offset_with_length): Likewise.
10215 (Stringpool_template::write_to_buffer): Likewise.
10216 * stringpool.h (Stringpool_template::get_offset_from_key):
10217 Likewise.
10218
057ead22
ILT		 102192008-07-23 Ian Lance Taylor <iant@google.com>
10220
7f649c59
ILT		 10221 PR 6658
10222 * object.h (Merged_symbol_value::value): Do our best to handle a
10223 negative addend.
10224
057ead22
ILT		 10225 PR 6647
10226 * script.cc (Version_script_info::get_versions): Don't add empty
10227 version tag to return value.
10228 (Version_script_info::get_symbol_version_helper): Change return
10229 type to bool. Add pversion parameter. Change all callers.
10230 (script_register_vers_node): Don't require a non-NULL tag.
10231 * script.h (class Version_script_info): Update declarations.
10232 (Version_script_info::get_symbol_version): Change return type to
10233 bool. Add version parameter. Change all callers.
10234 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10235 handling. Handle an empty version from a version script.
10236 (Symbol_table::define_special_symbol): Likewise.
10237 * testsuite/ver_test_10.script: New file.
10238 * testsuite/ver_test_10.sh: New file.
10239 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10240 (check_DATA): Add ver_test_10.syms.
10241 (ver_test_10.syms, ver_test_10.so): New target.
10242 * testsuite/Makefile.in: Rebuild.
10243
58e54ac2
CD		 102442008-07-23 Simon Baldwin <simonb@google.com>
10245
10246 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10247 to zero for undefined symbols from dynamic libraries.
10248
95d14cd3
ILT		 102492008-07-23 Ian Lance Taylor <iant@google.com>
10250
10251 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10252 Change all callers.
10253 * symtab.h (class Symbol_table): Update declaration.
10254 * testsuite/ver_test_9.cc: New file.
10255 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10256 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10257 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10258 (ver_test_9.so, ver_test_9.o): New targets.
10259 * testsuite/Makefile.in: Rebuild.
10260
92de84a6
ILT		 102612008-07-22 Ian Lance Taylor <iant@google.com>
10262
34810851
ILT		 10263 * options.h (class General_options): Define --check-sections.
10264 * layout.cc (Layout::set_segment_offsets): Handle
10265 --check-sections.
10266
af6156ef
ILT		 10267 * options.h (class General_options): Define -n/--nmagic and
10268 -N/--omagic.
10269 * options.cc (General_options::finalize): For -n/--nmagic or
10270 -N/--omagic, set -static.
10271 * layout.cc (Layout::attach_allocated_section_to_segment): If
10272 -N/--omagic, don't put read-only and read-write sections in
10273 different segments.
10274 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10275 finding a read-only segment.
10276 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10277 don't set the minimum segment alignment to the common page size,
10278 and don't set the file offset to the address modulo the page size.
10279 * script-sections.cc (Script_sections::create_segments): If
10280 -n/--omagic, don't put read-only and read-write sections in
10281 different segments.
10282
92de84a6
ILT		 10283 * cref.cc: New file.
10284 * cref.h: New file.
10285 * options.h (class General_options): Add --print-symbol-counts.
10286 * main.cc (main): Issue defined symbol report if requested.
10287 * archive.cc (Archive::interpret_header): Make into a const member
10288 function.
10289 (Archive::add_symbols): Call Input_objects::archive_start and
10290 archive_stop.
10291 (Archive::const_iterator): Define new class.
10292 (Archive::begin, Archive::end): New functions.
10293 (Archive::include_all_members): Rewrite to use iterator.
10294 (Archive::count_members): New function.
10295 * archive.h (class Archive): Update declarations.
10296 (Archive::filename): New function.
10297 * object.cc: Include "cref.h".
10298 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10299 (Sized_relobj::do_get_global_symbol_counts): New function.
10300 (Input_objects::add_object): Add object to cross-referencer.
10301 (Input_objects::archive_start): New function.
10302 (Input_objects::archive_stop): New function.
10303 (Input_objects::print_symbol_counts): New function.
10304 * object.h: Declare Cref and Archive.
10305 (Object::get_global_symbol_counts): New function.
10306 (Object::do_get_global_symbol_counts): New pure virtual function.
10307 (class Sized_relobj): Add defined_count_ field. Update
10308 declarations.
10309 (class Input_objects): Add cref_ field. Update constructor.
10310 Update declarations.
10311 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10312 defined_count_.
10313 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10314 symbol counts.
10315 (Sized_dynobj::do_get_global_symbol_counts): New function.
10316 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10317 defined_count_. Update declarations. Define Symbols typedef.
10318 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10319 parameter. Change all callers.
10320 (Symbol_table::add_from_dynobj): Add sympointers and defined
10321 parameters. Change all callers.
10322 * symtab.h (class Symbol_table): Update declarations.
10323 * Makefile.am (CCFILES): Add cref.cc.
10324 (HFILES): Add cref.h.
10325 * Makefile.in: Rebuild.
10326
3f7c5e1d
CD		 103272008-07-22 Simon Baldwin <simonb@google.com>
10328
10329 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10330 to zero when writing undefined symbols.
10331
e0b64032
ILT		 103322008-07-22 Ian Lance Taylor <iant@google.com>
10333
10334 * output.cc (Output_section::add_input_section): Don't try to
10335 merge empty merge sections.
10336
096b02cf
CS		 103372008-07-21 Craig Silverstein <csilvers@google.com>
10338
10339 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10340 Include symbol version in error message.
cd536b21 10341
1d1f116d
CD		 103422008-07-20 Chris Demetriou <cgd@google.com>
10343
cd536b21 10344 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10345 (RANDOM_SEED_CFLAGS): New substituted variable.
10346 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10347 * configure: Rebuild.
10348 * Makefile.in: Likewise.
10349 * testsuite/Makefile.in: Likewise.
10350
a18f591e
ILT		 103512008-07-18 Ian Lance Taylor <iant@google.com>
10352
10353 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10354 where we see NAME/NULL and NAME/VERSION as separate symbols.
10355 * testsuite/ver_test_main.cc (main): Call t4.
10356 (t4, t4_2a): Define.
10357 * testsuite/ver_test_2.cc (t4_2): Define.
10358 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10359 * testsuite/ver_test_4.cc (t4_2a): Define.
10360 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10361 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10362
c6e3f6ed
ILT		 103632008-07-17 Ian Lance Taylor <iant@google.com>
10364
10365 * dynobj.cc (Versions::add_def): If we give an error about a
10366 missing version, go ahead and create the version anyhow.
10367
ef9beddf
ILT		 103682008-07-10 Ian Lance Taylor <iant@google.com>
10369
10370 Handle output sections with more than 0x7fffffff bytes.
10371 * object.h (class Relobj): Change map_to_output_ to
10372 output_sections_, and just keep a section pointer. Change all
10373 uses. Move comdat group support to Sized_relobj.
10374 (Relobj::is_section_specially_mapped): Remove.
10375 (Relobj::output_section): Remove poff parameter. Change all
10376 callers.
10377 (Relobj::output_section_offset): New function.
10378 (Relobj::set_section_offset): Rewrite.
10379 (Relobj::map_to_output): Remove.
10380 (Relobj::output_sections): New function.
10381 (Relobj::do_output_section_offset): New pure virtual function.
10382 (Relobj::do_set_section_offset): Likewise.
10383 (class Sized_relobj): Add section_offsets_ field. Add comdat
10384 group support from Relobj. Update declarations.
10385 (Sized_relobj::get_output_section_offset): New function.
10386 (Sized_relobj::do_output_section_offset): New function.
10387 (Sized_relobj::do_set_section_offset): New function.
10388 * object.cc (Relobj::output_section_address): Remove.
10389 (Sized_relobj::Sized_relobj): Initialize new fields.
10390 (Sized_relobj::include_section_group): Cast find_kept_object to
10391 Sized_relobj.
10392 (Sized_relobj::include_linkonce_section): Likewise.
10393 (Sized_relobj::do_layout): Use separate arrays for output section
10394 and output offset.
10395 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10396 output_sections.
10397 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10398 output_sections and section_offsets.
10399 (Sized_relobj::write_local_symbols): Likewise.
10400 (map_to_kept_section): Compute output address directly.
10401 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10402 output_sections and section_offsets.
10403 (Sized_relobj::write_sections): Likewise.
10404 (Sized_relobj::relocate_sections): Likewise.
10405 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10406 * output.h (class Output_reloc): Update declarations. Change
10407 u2_.relobj to Sized_relobj*.
10408 (class Output_data_reloc): Change add functions to use
10409 Sized_relobj*.
10410 * output.cc (Output_reloc::Output_reloc): Change relobj to
10411 Sized_relobj*.
10412 (Output_reloc::local_section_offset): Change return type to
10413 Elf_Addr. Use get_output_section_offset.
10414 (Output_reloc::get_address): Likewise.
10415 (Output_section::is_input_address_mapped): Don't call
10416 is_section_specially_mapped.
10417 (Output_section::output_offset): Likewise.
10418 (Output_section::output_address): Likewise.
10419 (Output_section::starting_output_address): Likewise.
10420 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10421 parameter to Sized_relobj*.
10422 (Copy_relocs::need_copy_reloc): Likewise.
10423 (Copy_relocs::save): Likewise.
10424 * copy-relocs.h (class Copy_relocs): Update declarations.
10425 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10426 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10427 * target-reloc.h (relocate_for_relocatable): Change
10428 offset_in_output_section type to Elf_Addr. Change code that uses
10429 it as well.
10430 * layout.cc (Layout::layout): Always set *off.
10431 * mapfile.cc (Mapfile::print_input_section): Use
10432 output_section_offset.
10433 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10434 Sized_relobj*.
10435 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10436 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10437 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10438
5cb66f97
ILT		 104392008-07-03 Ian Lance Taylor <iant@google.com>
10440
10441 * layout.cc (Layout::include_section): Do not discard unrecognized
10442 SHT_STRTAB sections.
10443
afe47622
CS		 104442008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10445
10446 * script.cc (Lex::can_continue_name): Make '?' allowable in
10447 version-script names.
10448 * testsuite/version_script.map: Change glob pattern to use '?'
10449
5adf9721
ILT		 104502008-06-30 Manish Singh <yosh@gimp.org>
10451
10452 PR 6585
10453 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10454 Correct typo.
10455
e6fde208
ILT		 104562008-06-30 Ian Lance Taylor <iant@google.com>
10457
10458 PR 6660
10459 PR 6682
10460 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10461 versions]: Don't try to read the value in the contents, since we
10462 don't use it. Use the template endianness when writing.
10463
3f2e6a2d
CC		 104642008-06-25 Cary Coutant <ccoutant@google.com>
10465
10466 * fileread.cc (File_read::make_view): Assert on zero-length view.
10467 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10468 symbol table when there are no symbols to read.
10469
c43d3a48
CS		 104702008-06-23 Craig Silverstein <csilvers@google.com>
10471
10472 * version.cc (version_string): Bump to 1.7
10473
5f494ea0
CS		 104742008-06-18 Craig Silverstein <csilvers@google.com>
10475
10476 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10477 constant 0xFFFF to type Valtype.
10478 (Powerpc_relocate_functions::rel16_ha): Likewise.
10479
c42e122e
ILT		 104802008-06-17 Ian Lance Taylor <iant@google.com>
10481
f34787f8
ILT		 10482 * output.h (Output_section::Input_section): Initialize p2align_ to
10483 zero for Output_section_data constructors.
10484 (Output_section::Input_section::addralign): If not an input
10485 section, return the alignment of the Output_section_data.
10486 * testsuite/copy_test.cc: New file.
10487 * testsuite/copy_test_1.cc: New file.
10488 * testsuite/copy_test_2.cc: New file.
10489 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10490 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10491 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10492 (copy_test_1_pic.o, copy_test_1.so): New targets.
10493 (copy_test_2_pic.o, copy_test_2.so): New targets.
10494 * testsuite/Makefile.in: Rebuild.
10495
c42e122e
ILT		 10496 * script-sections.cc (Script_sections::place_orphan): Initialize
10497 local variable exact.
10498
ce3ac18a
DE		 104992008-06-13 David Edelsohn <edelsohn@gnu.org>
10500
10501 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10502
42cacb20
DE		 105032008-06-12 David Edelsohn <edelsohn@gnu.org>
10504 David S. Miller <davem@davemloft.net>
10505
10506 * powerpc.cc: New file.
10507 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10508 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10509 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10510 * Makefile.in: Rebuild.
10511
7b308235
ILT		 105122008-06-09 Ian Lance Taylor <iant@google.com>
10513
10514 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10515 <exception>.
10516 (throwing, orig_terminate): New static variables.
10517 (terminate_handler): New static function.
10518 (t2): Set terminate handler.
10519
f0b886e3
ILT		 105202008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10521
10522 PR 6584
cd536b21 10523 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10524 alignment.
10525
3e90f135
CC		 105262008-05-30 Cary Coutant <ccoutant@google.com>
10527
10528 * archive.cc (Archive::include_all_members) Correct to step
10529 over symbol table and extended name table in thin archives.
10530
e09ad04a
ILT		 105312008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10532
10533 PR 6407
10534 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10535 calculation.
10536
62b01cb5
ILT		 105372008-05-28 Caleb Howe <cshowe@google.com>
10538
10539 * reduced_debug_output.cc: New file.
10540 * reduced_debug_output.h: New file.
92de84a6 10541 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10542 * options.cc (General_options::finalize): Add strip_debug_non_line
10543 to the strip heirarchy.
10544 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10545 fields.
10546 * layout.cc: Include "reduced_debug_output.h".
10547 (Layout::Layout): Initialize new fields.
10548 (line_only_debug_sections): New static array.
10549 (is_lines_only_debug_sections): New static inline function.
10550 (Layout::include_section): Handle --strip-debug-non-line.
10551 (Layout::make_output_section): If --strip-debug-non-line, build
10552 new output sections for .debug_abbrev and .debug_info.
10553 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10554 gold. Warn about possible overflow.
10555 (read_signed_LEB_128): Likewise.
10556 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10557 (read_signed_LEB_128): Declare.
10558 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10559 (HFILES): Add reduced_debug_output.h.
10560 * Makefile.in: Rebuild.
10561
7d9e3d98
ILT		 105622008-05-21 Ian Lance Taylor <iant@google.com>
10563
10564 * mapfile.cc: New file.
10565 * mapfile.h: New file.
10566 * options.h (class General_options): Add -M/--print-map and -Map.
10567 * options.cc (General_options::finalize): Make -M equivalent to
10568 -Map -.
10569 * main.cc: Include <cstdio> and "mapfile.h".
10570 (main): Open mapfile if requested.
10571 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10572 constructor. Change caller.
10573 (queue_initial_tasks): Add mapfile parameter. Change caller.
10574 (queue_middle_tasks): Likewise.
10575 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10576 declarations.
10577 * archive.cc: Include "mapfile.h".
10578 (Archive::add_symbols): Add mapfile parameter. Change all
10579 callers. Pass mapfile, symbol, and reason to include_member.
10580 (Archive::include_all_members): Add mapfile parameter. Change all
10581 callers.
10582 (Archive::include_member): Add mapfile, sym, and why parameters.
10583 Change all callers. Report inclusion to map file.
10584 * archive.h: Include "fileread.h".
10585 (class Archive): Update declarations.
10586 (Archive::file): New const method.
10587 (class Add_archive_symbols): Add mapfile_ field. Update
10588 constructor. Change all callers.
10589 * readsyms.h (class Read_symbols): Likewise.
10590 (class Finish_group): Likewise.
10591 (class Read_script): Likewise.
10592 * common.cc: Include "mapfile.h".
10593 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10594 all callers.
10595 (Symbol_table::do_allocate_commons): Likewise.
10596 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10597 symbol allocation to mapfile.
10598 * common.h (class Allocate_commons_task): Add mapfile_ field.
10599 Update constructor. Change all callers.
10600 * symtab.h (class Symbol_table): Update declarations.
10601 * layout.cc: Include "mapfile.h".
10602 (Layout_task_runner::run): Print information to mapfile.
10603 (Layout::create_gold_note): Change Output_data_fixed_space to
10604 Output_data_zero_fill.
10605 (Layout::create_build_id): Likewise.
10606 (Layout::print_to_mapfile): New function.
10607 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10608 constructor. Change caller.
10609 (class Layout): Declare print_to_mapfile.
10610 * output.cc (Output_section::Input_section::print_to_mapfile): New
10611 function.
10612 (Output_section::add_input_section): If producing a map, always
10613 add to input_sections_ list.
10614 (Output_section::do_print_to_mapfile): New function.
10615 (Output_segment::print_sections_to_mapfile): New function.
10616 (Output_segment::print_section_list_to_mapfile): New function.
10617 * output.h: Include "mapfile.h".
10618 (Output_data::print_to_mapfile): New function.
10619 (Output_data::do_print_to_mapfile): New virtual function.
10620 (Output_segment_headers::do_print_to_mapfile): New function.
10621 (Output_file_header::do_print_to_mapfile): New function.
10622 (Output_data_const::do_print_to_mapfile): New function.
10623 (class Output_data_const_buffer): Add map_name_ field. Update
10624 constructor. Change all callers. Add do_print_to_mapfile
10625 function.
10626 (class Output_data_fixed_space): Likewise.
10627 (class Output_data_space): Likewise.
10628 (class Output_data_zero_fill): New class.
10629 (Output_data_strtab::do_print_to_mapfile): New function.
10630 (Output_data_reloc_base::do_print_to_mapfile): New function.
10631 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10632 (Output_data_group::do_print_to_mapfile): New function.
10633 (Output_data_got::do_print_to_mapfile): New function.
10634 (Output_data_dynamic::do_print_to_mapfile): New function.
10635 (Output_symtab_xindex::do_print_to_mapfile): New function.
10636 (class Output_section): Declare do_print_to_mapflie. Declare
10637 print_to_mapfile in Input_section.
10638 (class Output_segment): Declare new functions.
10639 * object.h (Sized_relobj::symbol_count): New function.
10640 * script-sections.cc
10641 (Output_section_element_dot_assignment::set_section_addresses):
10642 Change Output_data_fixed_space to Output_data_zero_fill.
10643 (Output_data_expression::do_print_to_mapfile): New function.
10644 * script.cc (read_input_script): Add mapfile parameter. Change
10645 all callers.
10646 * script.h (read_input_script): Update declaration.
10647 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10648 (Eh_frame::do_print_to_mapfile): New function.
10649 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10650 (Output_merge_string::do_print_to_mapfile): New function.
10651 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10652 function.
10653 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10654 function.
10655 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10656 function.
10657 * Makefile.am (CCFILES): Add mapfile.cc.
10658 (HFILES): Add mapfile.h.
10659 * Makefile.in: Rebuild.
10660
9f1d377b
ILT		 106612008-05-19 Ian Lance Taylor <iant@google.com>
10662
10663 * options.h (class General_options): Add -z relro.
10664 * layout.cc (Layout::Layout): Initialize relro_segment_.
10665 (Layout::add_output_section_data): Return the output section.
10666 (Layout::make_output_section): Rcognize relro sections and mark
10667 them appropriately.
10668 (Layout::attach_allocated_section_to_segment): Put relro sections
10669 in a PT_GNU_RELRO segment.
10670 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10671 section as relro.
10672 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10673 PT_TLS segments.
10674 (Layout::linkonce_mapping): Map d.rel.ro.local to
10675 .data.rel.ro.local.
10676 (Layout::output_section_name): Us .data.rel.ro.local for any
10677 section which begins with that.
10678 * layout.h (class Layout): Update add_output_section_data
10679 declaration. Add relro_segment_ field.
10680 * output.cc (Output_section::Output_section): Initialize is_relro_
10681 and is_relro_local_ fields.
10682 (Output_segment::add_output_section): Group relro sections.
10683 (Output_segment::is_first_section_relro): New function.
10684 (Output_segment::maximum_alignment): If there is a relro section,
10685 align the segment to the common page size.
10686 (Output_segment::set_section_addresses): Track whether we are
10687 looking at relro sections. If the last section is a relro
10688 section, align to the common page size.
10689 (Output_segment::set_section_list_addresses): Add in_relro
10690 parameter. Change all callers. Align to the page size when
10691 moving from relro to non-relro section.
10692 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10693 segment.
10694 * output.h (class Output_section): Add is_relro_ and
10695 is_relro_local_ fields.
10696 (Output_section::is_relro): New function.
10697 (Output_section::set_is_relro): New function.
10698 (Output_section::is_relro_local): New function.
10699 (Output_section::set_is_relro_local): New function.
10700 (class Output_segment): Update declarations.
10701 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10702 * sparc.cc (Target_sparc::got_section): Likewise.
10703 * x86_64.cc (Target_x86_64::got_section): Likewise.
10704 * testsuite/relro_test_main.cc: New file.
10705 * testsuite/relro_test.cc: New file.
10706 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10707 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10708 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10709 (relro_test.so, relro_test_pic.o): New targets.
10710 * testsuite/Makefile.in: Rebuild.
10711
a984ee1d
ILT		 107122008-05-16 Ian Lance Taylor <iant@google.com>
10713
01676dcd
ILT		 10714 * output.cc (Output_segment::add_output_section): Remove front
10715 parameter.
10716 * output.h (class Output_segment): Remove
10717 add_initial_output_section and overloaded add_output_section.
10718 Update declaration of remaining add_output_section.
10719 * layout.cc (Layout::create_interp): Call add_output_section
10720 rather than add_initial_output_section.
10721 (Layout::finish_dynamic_section): Likewise.
10722
497897f9
ILT		 10723 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10724 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10725 know the dynamic type.
10726 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10727 field. Initialize it in constructor.
10728 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10729 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10730 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10731 reloc.
10732
a984ee1d
ILT		 10733 * output.cc (Output_reloc::get_address): Change return type to
10734 Elf_Addr.
10735 * output.h (class Output_reloc): Update get_address declaration.
10736 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10737 for section addresses.
10738
55ba0940
ILT		 107392008-05-09 Ian Lance Taylor <iant@google.com>
10740
10741 PR 6493
10742 * gold.cc (gold_nomem): Use return value of write.
10743
75517b77
ILT		 107442008-05-08 Ian Lance Taylor <iant@google.com>
10745
10746 * symtab.c (Symbol::init_base_output_data): Add version
10747 parameter. Change all callers.
10748 (Symbol::init_base_output_segment): Likewise.
10749 (Symbol::init_base_constant): Likewise.
10750 (Symbol::init_base_undefined): Likewise.
10751 (Sized_symbol::init_output_data): Likewise.
10752 (Sized_symbol::init_output_segment): Likewise.
10753 (Sized_symbol::init_constant): Likewise.
10754 (Sized_symbol::init_undefined): Likewise.
10755 (Symbol_table::do_define_in_output_data): If the new symbol has a
10756 version, mark it as the default.
10757 (Symbol_table::do_define_in_output_segment): Likewise.
10758 (Symbol_table::do_define_as_constant): Likewise.
10759 * symtab.h (class Symbol): Update declarations.
10760 (class Sized_symbol): Likewise.
10761 * resolve.cc (Symbol::override_version): New function.
c42e122e 10762 (Symbol::override_base): Call override_version.
75517b77
ILT		 10763 (Symbol::override_base_with_special): Likewise.
10764 * testsuite/ver_script_8.script: New file.
10765 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10766 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10767 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10768 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10769
f1f70eae
ILT		 107702008-05-06 Ian Lance Taylor <iant@google.com>
10771
f3e9c5c5
ILT		 10772 PR 6049
10773 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10774 functions.
10775 (class General_options): Remove existing --undefined, and add
10776 --no-undefined instead. Add new --undefined as synonym for -u.
10777 * archive.cc (Archive::add_symbols): Check whether symbol was
10778 named with -u.
10779 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10780 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10781 all uses. Add IS_UNDEFINED. Update declarations to split
10782 different versions of init_base. Declare init_base_undefined.
10783 (Symbol::is_defined): Handle IS_UNDEFINED.
10784 (Symbol::is_undefined): Likewise.
10785 (Symbol::is_weak_undefined): Call is_undefined.
10786 (Symbol::is_absolute): Handle IS_CONSTANT.
10787 (class Sized_symbol): Update declarations to split different
10788 versions of init. Declare init_undefined.
10789 (class Symbol_table): Declare new functions.
10790 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10791 Change all callers.
10792 (Symbol::init_base_output_data): Likewise.
10793 (Symbol::init_base_output_segment): Likewise.
10794 (Symbol::init_base_constant): Likewise.
10795 (Symbol::init_base_undefined): New function.
10796 (Sized_symbol::init_object): Rename from init. Change all
10797 callers.
10798 (Sized_symbol::init_output_data): Likewise.
10799 (Sized_symbol::init_output_segment): Likewise.
10800 (Sized_symbol::init_constant): Likewise.
10801 (Sized_symbol::init_undefined): New function.
10802 (Symbol_table::add_undefined_symbols_from_command_line): New
10803 function.
10804 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10805 function.
10806 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10807 (Symbol::output_section): Likewise.
10808 (Symbol::set_output_section): Likewise.
10809 (Symbol_table::sized_finalize_symbol): Likewise.
10810 (Symbol_table::sized_write_globals): Likewise.
10811 * resolve.cc (Symbol_table::should_override): Likewise.
10812 (Symbol::override_base_with_special): Likewise.
10813
8bdcdf2c
ILT		 10814 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10815 symbol, change it to have default visibility.
10816 * testsuite/protected_1.cc: New file.
10817 * testsuite/protected_2.cc: New file.
10818 * testsuite/protected_3.cc: New file.
10819 * testsuite/protected_main_1.cc: New file.
10820 * testsuite/protected_main_2.cc: New file.
10821 * testsuite/protected_main_3.cc: New file.
10822 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10823 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10824 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10825 (protected_1.so): New target.
10826 (protected_1_pic.o, protected_2_pic.o): New targets.
10827 (protected_3_pic.o): New target.
10828 (check_PROGRAMS): Add protected_2.
10829 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10830 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10831 * testsuite/Makefile.in: Rebuild.
10832
2b706932
ILT		 10833 * options.h (DEFINE_var): Add set_user_set_##varname__.
10834 (DEFINE_bool_alias): New macro.
10835 (class General_options): Define -Bstatic using DEFINE_bool_alias
10836 rather than DEFINE_special. Add --undefined as an alias for -z
10837 defs.
10838 * options.cc (General_options::parse_Bstatic): Remove.
10839
d82a5bcc
ILT		 10840 * options.h (class General_options): Add --fatal-warnings.
10841 * main.cc (main): Implement --fatal-warnings.
10842 * errors.h (Errors::warning_count): New function.
10843
f1f70eae
ILT		 10844 * options.h (class General_options): Add -Bsymbolic-functions.
10845 * symtab.h (Symbol::is_preemptible): Check for
10846 -Bsymbolic-functions.
10847
8825ac63
ILT		 108482008-05-05 Ian Lance Taylor <iant@google.com>
10849
d98bc257
ILT		 10850 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10851 as noVARNAME rather than no-VARNAME.
10852 (class General_options): Add option -z combreloc.
10853 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10854 get_address.
10855 (Output_reloc::sort_before) [SHT_REL]: New function.
10856 (Output_reloc::sort_before) [SHT_RELA]: New function.
10857 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10858 Sort_relocs_comparison.
10859 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10860 parameter. Change all callers.
10861 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10862 sort_relocs parameter. Change all callers.
10863 * output.cc (Output_reloc::get_address): New function, broken out
10864 of write_rel.
10865 (Output_reloc::write_rel): Call it.
10866 (Output_reloc::compare): New function.
10867 (Output_data_reloc_base::do_write): Optionally sort relocs.
10868
60b2b4e7
ILT		 10869 * configure.ac: If targ_extra_obj is set, link it in.
10870 * configure.tgt: Initialize all variables.
10871 (x86_64*): Set targ_extra_obj and targ_extra_size.
10872 * configure: Rebuild.
10873
8825ac63
ILT		 10874 * object.cc (Sized_relobj::include_section_group): Adjust section
10875 indexes read from group data. Build vector to pass to
10876 layout_group.
10877 * layout.cc (Layout::layout_group): Add flags and shndxes
10878 parameters. Remove contents parameter. Change caller. Update
10879 explicit instantiations.
10880 * layout.h (class Layout): Update layout_group declaration.
10881 * output.cc (Output_data_group::Output_data_group): Add flags and
10882 input_shndxes parameters. Remove contents parameter. Change
10883 caller.
10884 (Output_data_group::do_write): Change input_sections_ to
10885 input_shndxes_.
10886 * output.h (class Output_data_group): Update constructor
10887 declaration. Rename input_sections_ to input_shndxes_.
10888 * testsuite/many_sections_test.cc: Add template.
10889
e94cf127
CC		 108902008-04-30 Cary Coutant <ccoutant@google.com>
10891
4418b2d5
CC		 10892 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10893
e94cf127
CC		 10894 * layout.cc (Layout::include_section): Refactored check for debug
10895 info section.
10896 (Layout::add_comdat): Add new parameters. Change type
10897 of signature parameter. Add object and shndx to signatures table.
10898 (Layout::find_kept_object): New function.
10899 * layout.h: Include <cstring>.
10900 (Layout::is_debug_info_section): New function.
10901 (Layout::add_comdat): Add new parameters.
10902 (Layout::find_kept_object): New function.
10903 (Layout::Kept_section): New struct.
10904 (Layout::Signatures): Change type of map range.
10905 * object.cc (Relobj::output_section_address): New function.
10906 (Sized_relobj::include_section_group): Add new parameters. Change
10907 calls to Layout::add_comdat. Change to build table of kept comdat
10908 groups and table mapping discarded sections to kept sections.
10909 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10910 (Sized_relobj::do_layout): Change calls to include_section_group and
10911 include_linkonce_section.
10912 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10913 value to zero when section is discarded.
10914 (Sized_relobj::map_to_kept_section): New function.
10915 * object.h (Relobj::output_section_address): New function.
10916 (Relobj::Comdat_group): New type.
10917 (Relobj::find_comdat_group): New function.
10918 (Relobj::Comdat_group_table): New type.
10919 (Relobj::Kept_comdat_section): New type.
10920 (Relobj::Kept_comdat_section_table): New type.
10921 (Relobj::add_comdat_group): New function.
10922 (Relobj::set_kept_comdat_section): New function.
10923 (Relobj::get_kept_comdat_section): New function.
10924 (Relobj::comdat_groups_): New field.
10925 (Relobj::kept_comdat_sections_): New field.
10926 (Symbol_value::input_value): Update comment.
10927 (Sized_relobj::map_to_kept_section) New function.
10928 (Sized_relobj::include_linkonce_section): Add new parameter.
10929 * target-reloc.h (Comdat_behavior): New type.
10930 (get_comdat_behavior): New function.
10931 (relocate_section): Add code to map a discarded section to the
10932 corresponding kept section when applying a relocation.
10933
e4e5049b
CS		 109342008-04-30 Craig Silverstein <csilvers@google.com>
10935
10936 * dwarf_reader.cc (next_generation_count): New static var.
10937 (Addr2line_cache_entry): New struct.
10938 (addr2line_cache): New static var.
10939 (Dwarf_line_info::one_addr2line): Added caching.
10940 (Dwarf_line_info::clear_addr2line_cache): New function.
10941 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10942 cache-size parameter.
10943 (Dwarf_line_info::one_addr2line_cache): New function.
10944 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10945 new cache-size argument to one_addr2line(), and clear cache.
10946
d09e9154
CC		 109472008-04-28 Cary Coutant <ccoutant@google.com>
10948
10949 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10950 R_386_PC8 relocations.
10951
7ef73768
ILT		 109522008-04-23 Ian Lance Taylor <iant@google.com>
10953
55438702
ILT		 10954 * object.cc (Sized_relobj::include_section_group): Check for
10955 invalid section group.
10956
c165fb93
ILT		 10957 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10958 header size.
10959
7ef73768
ILT		 10960 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10961 than read for file header.
10962 * archive.cc (Archive::include_member): Likewise.
10963
6194aaab
L		 109642008-04-23 Paolo Bonzini <bonzini@gnu.org>
10965
10966 * aclocal.m4: Regenerate.
10967 * configure: Regenerate.
10968
d491d34e
ILT		 109692008-04-19 Ian Lance Taylor <iant@google.com>
10970
5ea2bac6
ILT		 10971 * version.cc (version_string): Bump to 1.6.
10972
7bc3e21a
ILT		 10973 * testsuite/Makefile.am (many_sections_r_test): New target.
10974 (many_sections_r_test_SOURCES): Remove.
10975 (many_sections_r_test_DEPENDENCIES): Remove.
10976 (many_sections_r_test_LDFLAGS): Remove.
10977 (many_sections_r_test_LDADD): Remove.
10978
7fcd3aa9
ILT		 10979 * object.cc (Sized_relobj::do_add_symbols): Always pass
10980 local_symbol_count_ to add_from_relobj.
10981
4c94d6ae
ILT		 10982 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10983 every thousand variables.
10984 * testsuite/Makefile.in: Rebuild.
10985
d491d34e
ILT		 10986 * object.cc (Xindex::initialize_symtab_xindex): New function.
10987 (Xindex::read_symtab_xindex): New function.
10988 (Xindex::sym_xindex_to_shndx): New function.
10989 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10990 available.
10991 (Sized_relobj::do_initialize_xindex): New function.
10992 (Sized_relobj::do_read_symbols): Adjust section links.
10993 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10994 parameter. Change all callers.
10995 (Sized_relobj::include_section_group): Adjust section links and
10996 symbol section indexes.
10997 (Sized_relobj::do_layout): Adjust section links.
10998 (Sized_relobj::do_count_local_symbols): Adjust section links and
10999 symbol section indexes.
11000 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11001 ordinary and special symbols.
11002 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11003 dynsym_xindex parameters. Change all callers. Adjust section
11004 links. Use SHN_XINDEX when needed.
11005 (Sized_relobj::get_symbol_location_info): Adjust section links.
11006 Don't get fooled by special symbols.
11007 * object.h (class Xindex): Define.
11008 (class Object): Add xindex_ parameter. Declare virtual functoin
11009 do_initialize_xindex.
11010 (Object::adjust_sym_shndx): New function.
11011 (Object::set_xindex): New protected function.
11012 (class Symbol_value): Add is_ordinary_shndx_ field.
11013 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11014 (Symbol_value::value): Assert ordinary section.
11015 (Symbol_value::initialize_input_to_output_map): Likewise.
11016 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11017 Change all callers.
11018 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11019 all callers.
11020 (class Sized_relobj): Update declarations.
11021 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11022 parameter. Change all callers.
11023 (Sized_relobj::adjust_shndx): New function.
11024 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11025 field.
11026 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11027 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11028 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11029 (Sized_dynobj::read_dynsym_section): Adjust section links.
11030 (Sized_dynobj::read_dynamic): Likewise.
11031 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11032 section links.
11033 (Sized_dynobj::do_initialize_xindex): New function.
11034 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11035 do_initialize_xindex.
11036 (Sized_dynobj::adjust_shndx): New function.
11037 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11038 dynsym_xindex_ fields.
11039 (Layout::finalize): Add a call to set_section_indexes before
11040 creating the symtab sections.
11041 (Layout::set_section_indexes): Don't do anything if the section
11042 already has a section index.
11043 (Layout::create_symtab_sections): Add shnum parameter. Change
11044 caller. Create .symtab_shndx section if needed.
11045 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11046 caller.
11047 (Layout::allocated_output_section_count): New function.
11048 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11049 needed.
11050 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11051 fields. Update declarations.
11052 (Layout::symtab_xindex): New function.
11053 (Layout::dynsym_xindex): New function.
11054 (class Write_symbols_task): Add layout_ field.
11055 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11056 Change caller.
11057 * output.cc (Output_section_headers::Output_section_headers): Add
11058 shstrtab_section parameter. Change all callers.
11059 (Output_section_headers::do_sized_write): Store overflow values
11060 for section count and section string table section index in
11061 section header zero.
11062 (Output_file_header::do_sized_write): Check for overflow of
11063 section count and section string table section index.
11064 (Output_symtab_xindex::do_write): New function.
11065 (Output_symtab_xindex::endian_do_write): New function.
11066 * output.h (class Output_section_headers): Add shstrtab_section_.
11067 Update declarations.
11068 (class Output_symtab_xindex): Define.
11069 (Output_section::has_out_shndx): New function.
11070 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11071 field.
11072 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11073 Change all callers.
11074 (Sized_symbol::init): Likewise.
11075 (Symbol::output_section): Check for ordinary symbol.
11076 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11077 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11078 callers.
11079 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11080 Change all callers. Simplify handling of symbols from sections
11081 not included in the link.
11082 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11083 distinction.
11084 (Weak_alias_sorter::operator()): Assert that symbols are
11085 ordinary.
11086 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11087 distinction.
11088 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11089 parameters. Change all callers.
11090 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11091 symbol distinction. Use SHN_XINDEX when needed.
11092 (Symbol_table::write_section_symbol): Add symtab_xindex
11093 parameter. Change all callers.
11094 (Symbol_table::sized_write_section_symbol): Likewise. Use
11095 SHN_XINDEX when needed.
11096 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11097 declarations.
11098 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11099 (Symbol::is_defined): Check is_ordinary.
11100 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11101 (Symbol::is_absolute, Symbol::is_common): Likewise.
11102 (class Sized_symbol): Update declarations.
11103 (class Symbol_table): Update declarations.
11104 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11105 parameters. Change all callers.
11106 (Sized_symbol::override): Likewise.
11107 (Symbol_table::override): Likewise.
11108 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11109 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11110 is_ordinary, and orig_st_shndx parameters. Change all callers.
11111 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11112 to be in an ordinary section.
11113 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11114 object and is_ordinary parameters. Change all callers.
11115 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11116 Change all callers. Don't add undefined or non-ordinary symbols
11117 to reloc_map_.
11118 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11119 Change all callers.
11120 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11121 declarations.
11122 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11123 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11124 (Sized_relobj::relocate_sections): Likewise.
11125 * target-reloc.h (scan_relocs): Adjust section symbol index.
11126 (scan_relocatable_relocs): Likewise.
11127 * i386.cc (Scan::local): Check for ordinary symbols.
11128 * sparc.cc (Scan::local): Likewise.
11129 * x86_64.cc (Scan::local): Likewise.
11130 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11131 to symbol_section_and_value.
11132 * testsuite/many_sections_test.cc: New file.
11133 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11134 (check_PROGRAMS): Add many_sections_test.
11135 (many_sections_test_SOURCES): Define.
11136 (many_sections_test_DEPENDENCIES): Define.
11137 (many_sections_test_LDFLAGS): Define.
11138 (BUILT_SOURCES): Add many_sections_define.h.
11139 (many_sections_define.h): New target.
11140 (BUILT_SOURCES): Add many_sections_check.h.
11141 (many_sections_check.h): New target.
11142 (check_PROGRAMS): Add many_sections_r_test.
11143 (many_sections_r_test_SOURCES): Define.
11144 (many_sections_r_test_DEPENDENCIES): Define.
11145 (many_sections_r_test_LDFLAGS): Define.
11146 (many_sections_r_test_LDADD): Define.
11147 (many_sections_r_test.o): New target.
11148 * testsuite/Makefile.in: Rebuild.
11149
c5818ff1
CC		 111502008-04-17 Cary Coutant <ccoutant@google.com>
11151
11152 * errors.cc (Errors::info): New function.
11153 (gold_info): New function.
11154 * errors.h (Errors::info): New function.
11155 * gold.h (gold_info): New function.
11156 * object.cc (Input_objects::add_object): Print trace output.
11157 * options.cc (options::parse_set): New function.
11158 (General_options::parse_wrap): Deleted.
11159 (General_options::General_options): Deleted initializer.
11160 * options.h (options::String_set): New typedef.
11161 (options::parse_set): New function.
11162 (DEFINE_set): New macro.
11163 (General_options::wrap): Changed to use DEFINE_set. Changed
11164 callers of any_wrap_symbols and is_wrap_symbol.
11165 (General_options::trace, General_options::trace_symbol):
11166 New options.
11167 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11168 (General_options::wrap_symbols_): Deleted.
11169 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11170
b5be4a7c
DM		 111712008-04-17 David S. Miller <davem@davemloft.net>
11172
11173 * options.cc (General_options::parse_V): New function.
11174 * options.h: Add entries for -V and -Qy.
11175
155a0dd7
ILT		 111762008-04-17 Ian Lance Taylor <iant@google.com>
11177
11178 * common.cc (Symbol_table::allocate_commons): Remove options
11179 parameter. Change caller.
11180 (Symbol_table::do_allocate_commons): Remove options parameter.
11181 Change caller. Just call do_allocate_commons_list twice.
11182 (Symbol_table::do_allocate_commons_list): New function, broken out
11183 of do_allocate_commons.
11184 * common.h (class Allocate_commons_task): Remove options_ field.
11185 Update constructor.
11186 * symtab.cc (Symbol_table::Symbol_table): Initialize
11187 tls_commons_.
11188 (Symbol_table::add_from_object): Put TLS common symbols on
11189 tls_commons_ list.
11190 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11191 which are IN_OUTPUT_DATA.
11192 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11193 allocate_commons and do_allocate_commons declarations. Declare
11194 do_allocate_commons_list.
11195 * gold.cc (queue_middle_tasks): Update creation of
11196 Allocate_commons_task to not pass options.
11197 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11198 (TLS_TEST_C_FLAGS): New variable.
11199 (tls_test_c_pic.o): New target.
11200 (tls_test_shared.so): Link in tls_test_c_pic.o.
11201 (tls_test_c_pic_ie.o): New target.
11202 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11203 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11204 (tls_test_c.o): New target.
11205 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11206 (tls_pic_test_LDADD): Likewise.
11207 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11208 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11209 (tls_test_c_gnu2.o): New target.
11210 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11211 tls_test_c_gnu2.o.
11212 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11213 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11214 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11215 * testsuite/tls_test.cc: Include "config.h".
11216 (t_last): Call t11_last.
11217 * testsuite/tls_test.h (t11, t11_last): Declare.
11218 * testsuite/tls_test_c.c: New file.
11219 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11220 * configure.ac: Check for OpenMP support.
11221 * configure, config.in, Makefile.in: Rebuild.
11222 * testsuite/Makefile.in: Rebuild.
11223
edfbb029
CC		 112242008-04-16 Cary Coutant <ccoutant@google.com>
11225
11226 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11227 (Target_i386::tls_base_symbol_defined_): New field.
11228 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11229 (Target_i386::Scan::global): Likewise.
11230 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11231 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11232 (Target_x86_64::tls_base_symbol_defined_): New field.
11233 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11234 (Target_x86_64::Scan::global): Likewise.
11235
f3c69fca
CC		 112362008-04-16 Cary Coutant <ccoutant@google.com>
11237
11238 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11239 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11240 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11241 building shared libraries.
11242 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11243 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11244 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11245 * testsuite/Makefile.in: Rebuild.
11246 * testsuite/weak_undef.h: New file.
11247 * testsuite/weak_undef_file1.cc: Add extra test cases.
11248 * testsuite/weak_undef_file2.cc: Likewise.
11249 * testsuite/weak_undef_test.cc: Likewise.
11250
7c414435
DM		 112512008-04-16 David S. Miller <davem@davemloft.net>
11252
32b769e1
DM		 11253 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11254 Add issued_non_pic_error_ field. Declare check_non_pic.
11255 (Target_sparc::Scan::check_non_pic): New function.
11256 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11257 (Target_sparc::Scan::global): Likewise.
11258
11936fb1
DM		 11259 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11260 * configure: Rebuild.
11261
7c414435
DM		 11262 * options.h (DEFINE_enable): New macro.
11263 (new_dtags): New enable option.
11264 (initfirst, interpose, loadfltr, nodefaultlib,
11265 nodelete, nodlopen, nodump): New -z options.
11266 * layout.cc (Layout:finish_dynamic_section): If new
11267 dtags enabled, emit DT_RUNPATH. Also, emit a
11268 DT_FLAGS_1 containing any specified -z flags.
11269
85c7bf8b
ILT		 112702008-04-16 Ian Lance Taylor <iant@google.com>
11271
12c0daef
ILT		 11272 * copy-relocs.cc: New file.
11273 * copy-relocs.h: New file.
11274 * reloc.cc: Remove Copy_relocs code.
11275 * reloc.h: Likewise.
11276 * reloc-types.h (struct Reloc_types) [both versions]: Add
11277 get_reloc_addend_noerror.
11278 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11279 variants of add_global which take an addend which must be zero.
11280 * i386.cc: Include "copy-relocs.h".
11281 (class Target_i386): Change type of copy_relocs_ to variable,
11282 update initializer.
11283 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11284 Change all callers.
11285 (Target_i386::do_finalize_sections): Change handling of
11286 copy_relocs_.
11287 * sparc.cc: Include "copy-relocs.h".
11288 (class Target_sparc): Change type of copy_relocs_ to variable,
11289 update initializer.
11290 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11291 Change all callers.
11292 (Target_sparc::do_finalize_sections): Change handling of
11293 copy_relocs_.
11294 * x86_64.cc: Include "copy-relocs.h".
11295 (class Target_x86_64): Change type of copy_relocs_ to variable,
11296 update initializer.
11297 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11298 class. Change all callers.
11299 (Target_x86_64::do_finalize_sections): Change handling of
11300 copy_relocs_.
11301 * Makefile.am (CCFILES): Add copy-relocs.cc.
11302 (HFILES): Add copy-relocs.h.
11303
4f4995b6
ILT		 11304 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11305
85c7bf8b
ILT		 11306 * testsuite/script_test_4.sh: Permit leading zeroes.
11307
4f2a9edd
ILT		 113082008-04-15 Ian Lance Taylor <iant@google.com>
11309
e6188289
ILT		 11310 * script-sections.cc (Script_sections::create_segments): Use
11311 header_size_adjustment even when there is enough room for the
11312 headers.
11313 * testsuite/script_test_4.sh: New file.
11314 * testsuite/script_test_4.t: New file.
11315 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11316 (check_DATA): Add script_test_4.stdout.
11317 (MOSTLYCLEANFILES): Likewise.
11318 (script_test_4): New target.
11319 (script_test_4.stdout): New target.
11320 * testsuite/Makefile.in: Rebuild.
11321
4f2a9edd
ILT		 11322 * sparc.cc: Add definitions for Output_data_plt_sparc class
11323 constants.
11324
f5314dd5
DM		 113252008-04-14 David S. Miller <davem@davemloft.net>
11326
11327 * sparc.cc: New file.
11328 * Makefile.am (TARGETSOURCES): Add sparc.cc
11329 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11330 * configure.tgt: Document targ_extra_size and
11331 targ_extra_big_endian. Add entries for sparc-* and
11332 sparc64-*.
11333 * configure.ac: Handle targ_extra_size and
11334 targ_extra_big_endian.
11335 * Makefile.in: Rebuild.
11336 * configure: Likewise.
11337 * po/POTFILES.in: Likewise.
11338 * po/gold.pot: Likewise.
11339
154e0e9a
ILT		 113402008-04-14 Ian Lance Taylor <iant@google.com>
11341
11342 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11343 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11344 in the name/type/flags to section mapping. Don't call
11345 allocate_output_section.
11346 (Layout::choose_output_section): Change parameter from adjust_name
11347 to is_input_section. Don't permit input sections after sections
11348 are attached to segments. Don't call allocate_output_section.
11349 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11350 not write_enable_output_section.
11351 (Layout::make_output_section): Don't push to
11352 unattached_section_list_ nor call attach_to_segment. Call
11353 attach_section_to_segment if sections are attached.
11354 (Layout::attach_sections_to_segments): New function.
11355 (Layout::attach_section_to_segment): New function.
11356 (Layout::attach_allocated_section_to_segment): Rename from
11357 attach_to_segment. Remove flags parameter.
11358 (Layout::allocate_output_section): Remove function.
11359 (Layout::write_enable_output_section): Remove function.
11360 * layout.h (class Layout): Update for above changes. Add new
11361 field sections_are_attached_.
11362 * output.h (Output_section::update_flags_for_input_section): New
11363 function.
11364 * output.cc (Output_section::add_input_section): Call
11365 update_flags_for_input_section.
11366 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11367
009a67a2
CC		 113682008-04-11 Cary Coutant <ccoutant@google.com>
11369
11370 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11371 thought unnecessary.
11372 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11373
759b1a24
ILT		 113742008-04-11 Ian Lance Taylor <iant@google.com>
11375
11376 * output.h (class Output_section_data): Remove inline definition
11377 of set_addralign.
11378 * output.cc (Output_section_data::set_addralign): New function.
11379
c2b45e22
CC		 113802008-04-11 Cary Coutant <ccoutant@google.com>
11381
11382 Add support for TLS descriptors for i386 and x86_64.
11383 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11384 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11385 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11386 GOT_TYPE_TLS_DESC.
11387 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11388 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11389 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11390 relocations.
11391 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11392 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11393 Fix problem with initial-exec relocations.
11394 (Target_i386::Relocate::relocate_tls): Likewise.
11395 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11396 relaxation.
11397 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11398 support for section-plus-offset dynamic table entries.
11399 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11400 (Output_data_dynamic::Dynamic_entry): Add support for
11401 section-plus-offset dynamic table entries.
11402 (Output_data_dynamic::Classification): Likewise.
11403 (Output_data_dynamic::classification_): Renamed offset_.
11404 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11405 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11406 (Target_x86_64::make_plt_section): New function.
11407 (Target_x86_64::reserve_tlsdesc_entries): New function.
11408 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11409 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11410 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11411 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11412 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11413 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11414 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11415 add extra PLT entry for TLS descriptors.
11416 (Output_data_plt_x86_64::got_): New field.
11417 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11418 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11419 fields.
11420 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11421 descriptors.
11422 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11423 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11424 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11425 R_386_TLS_DESC_CALL relocations.
11426 (Target_x86_64::Scan::global): Likewise.
11427 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11428 for TLS descriptors.
11429 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11430 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11431 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11432 GD-to-IE relaxation.
11433 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11434 and TLS_DESCRIPTORS.
11435 * Makefile.in: Rebuild.
11436 * configure: Rebuild.
11437 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11438 (tls_test_shared2.so): New target.
11439 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11440 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11441 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11442 (tls_shared_gd_to_ie_test_LDADD): New variable.
11443 (tls_shared_gnu2_gd_to_ie_test): New target.
11444 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11445 New targets.
11446 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11447 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11448 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11449 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11450 (tls_shared_gnu2_test): New target.
11451 (tls_test_gnu2_shared.so): New target.
11452 (tls_shared_gnu2_test_SOURCES): New variable.
11453 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11454 (tls_shared_gnu2_test_LDFLAGS): New variable.
11455 (tls_shared_gnu2_test_LDADD): New variable.
11456 * testsuite/Makefile.in: Rebuild.
11457 * testsuite/Makefile.
11458
83bfb6b7
ILT		 114592008-04-11 Ian Lance Taylor <iant@google.com>
11460
11461 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11462 justsyms.t.
11463 * testsuite/Makefile.in: Rebuild.
11464
11465 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11466 long.
11467 * testsuite/script_test_2.cc (main): Adjust test.
11468
706e1f5e
ILT		 114692008-04-11 David S. Miller <davem@davemloft.net>
11470 Ian Lance Taylor <iant@google.com>
11471
11472 * options.h (General_options): Add entries for '-Y' and
11473 '-relax'.
11474 * options.cc (General_options:finalize): If -Y was used, add those
11475 entries to the library path instead of the default "/lib" and
11476 "/usr/lib".
11477
7c98e6bb
DM		 114782008-04-11 David S. Miller <davem@davemloft.net>
11479
11480 * testsuite/justsyms.t: Start at 0x100.
11481 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11482 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11483 long.
11484 * testsuite/script_test_2.cc: Adjust string and section length
11485 checks.
7c98e6bb 11486
99a37bfd
ILT		 114872008-04-09 Ian Lance Taylor <iant@google.com>
11488
2cefc357
ILT		 11489 PR gold/5996
11490 * script-sections.cc (Sections_element::allocate_to_segment): Add
11491 orphan parameter.
11492 (Output_section_definition::allocate_to_segment): Likewise.
11493 (Orphan_output_section::allocate_to_segment): Likewise.
11494 (Script_sections::attach_sections_using_phdrs_clause): Don't
11495 propagate non-PT_LOAD segments to orphan sections.
11496 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11497 readelf rather than objdump.
11498 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11499 .interp section and PT_INTERP segment are the same size.
11500 * testsuite/Makefile.in: Rebuild.
11501
99a37bfd
ILT		 11502 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11503 aliases for symbols defined in the same object.
11504 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11505 (weak_alias_test_SOURCES): New variable.
11506 (weak_alias_test_DEPENDENCIES): New variable.
11507 (weak_alias_test_LDFLAGS): New variable.
11508 (weak_alias_test_LDADD): New variable.
11509 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11510 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11511 (weak_alias_test_3.o): New target.
11512 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11513 * testsuite/weak_alias_test_main.cc: New file.
11514 * testsuite/weak_alias_test_1.cc: New file.
11515 * testsuite/weak_alias_test_2.cc: New file.
11516 * testsuite/weak_alias_test_3.cc: New file.
11517
780e49c5
ILT		 115182008-04-08 Ian Lance Taylor <iant@google.com>
11519
cdb0b8f5
ILT		 11520 * options.h (class General_options): Add --noinhibit-exec option.
11521 * main.cc (main): Check --noinhibit-exec.
11522
0864d551
ILT		 11523 * options.h (class General_options): Define --wrap as a special
11524 option. Add wrap_symbols_ field.
11525 (General_options::any_wrap_symbols): New function.
11526 (General_options::is_wrap_symbol): New function.
11527 * options.cc (General_options::parse_wrap): New function.
11528 (General_options::General_options): Initialize wrap_symbols_.
11529 * symtab.cc (Symbol_table::wrap_symbol): New function.
11530 (Symbol_table::add_from_object): Handle --wrap.
11531 * symtab.h (class Symbol_table): Declare wrap_symbol.
11532 * target.h (Target::wrap_char): New function.
11533 (Target::Target_info): Add wrap_char field.
11534 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11535 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11536 * testsuite/testfile.cc (Target_test::test_target_info):
11537 Likewise.
11538
789aa6de
ILT		 11539 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11540 there is one.
11541
2c38906f
ILT		 11542 * layout.h (class Layout): Add added_eh_frame_data_ field.
11543 * layout.cc (Layout::Layout): Initialize new field.
11544 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11545 output section until we find a section we merged successfully.
11546 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11547 that the size be non-zero.
11548
780e49c5
ILT		 11549 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11550 qualifier.
11551
7fcd0256
ILT		 115522008-04-08 Craig Silverstein <csilvers@google.com>
11553
11554 * configure.ac: Export new conditional variable HAVE_ZLIB.
11555 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11556 on HAVE_ZLIB.
11557 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11558 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11559
6835af53
ILT		 115602008-04-07 Ian Lance Taylor <iant@google.com>
11561
e24f324c
ILT		 11562 * version.cc (version_string): Set to "1.5".
11563
a036edd8
ILT		 11564 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11565 Add issued_non_pic_error_ field. Declare check_non_pic.
11566 (Target_x86_64::Scan::check_non_pic): New function.
11567 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11568 (Target_x86_64::Scan::global): Likewise.
11569
624f8810
ILT		 11570 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11571 addend parameter. Change caller. Handle merge sections.
11572 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11573 Address to Addend. Don't add in the result of
11574 local_section_offset, pass down the addend and use the returned
11575 value.
11576 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11577 Update declarations of local_section_offset and symbol_value.
11578 * testsuite/two_file_test_1.cc (t18): New function.
11579 * testsuite/two_file_test_2.cc (f18): New function.
11580 * testsuite/two_file_test_main.cc (main): Call t18.
11581 * testsuite/two_file_test.h (t18, f18): Declare.
11582
6835af53
ILT		 11583 * configure.ac: Don't test for objdump, c++filt, or readelf.
11584 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11585 conditionals.
11586 (TEST_READELF): New variable.
11587 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11588 (check_PROGRAMS): Add two_file_strip_test.
11589 (two_file_strip_test): New target.
11590 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11591 (two_file_same_shared_strip_test_SOURCES): New variable.
11592 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11593 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11594 (two_file_same_shared_strip_test_LDADD): New variable.
11595 (two_file_shared_strip.so): New target.
11596 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11597 (ver_test_5.syms, ver_test_7.syms): Likewise.
11598 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11599 (strip_test_3.stdout): Use TEST_OBJDUMP.
11600 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11601
86925eef
CC		 116022008-04-04 Cary Coutant <ccoutant@google.com>
11603
11604 * symtab.h (Symbol::is_weak_undefined): New function.
11605 (Symbol::is_strong_undefined): New function.
11606 (Symbol::is_absolute): New function.
11607 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11608 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11609 absolute symbols.
11610 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11611 (weak_undef_test): New target.
11612 * testsuite/Makefile.in: Rebuild.
11613 * testsuite/weak_undef_file1.cc: New file.
11614 * testsuite/weak_undef_file2.cc: New file.
11615 * testsuite/weak_undef_test.cc: New file.
11616
126f3ece
ILT		 116172008-04-03 Craig Silverstein <csilvers@google.com>
11618
11619 * compressed_output.h (class Output_compressed_section): Use
11620 unsigned buffer.
11621 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11622 add zlib header.
11623 (zlib_compressed_suffix): Removed.
11624 (Output_compressed_section::set_final_data_size): Use unsigned
11625 buffers.
11626 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11627 Fix linker invocation.
11628 (flagstest_o_specialfile_and_compress_debug_sections):
11629 Likewise.
11630 * testsuite/Makefile.in: Regenerated.
11631
deae2a14
DM		 116322008-04-02 David S. Miller <davem@davemloft.net>
11633
11634 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11635 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11636
70752818
ILT		 116372008-04-02 Craig Silverstein <csilvers@google.com>
11638
11639 * TODO: New file.
11640
39d0cb0e
ILT		 116412008-04-02 Ian Lance Taylor <iant@google.com>
11642
11643 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11644 parameters. Update for new key type to views_. Change all
11645 callers.
11646 (File_read::read): Adjust for byteshift in returned view.
11647 (File_read::add_view): New function, broken out of
11648 find_and_make_view.
11649 (File_read::make_view): New function, broken out of
11650 find_and_make_view.
11651 (File_read::find_or_make_view): Add offset and aligned
11652 parameters. Rewrite accordingly. Change all callers.
11653 (File_read::get_view): Add offset and aligned parameters. Adjust
11654 for byteshift in return value.
11655 (File_read::get_lasting_view): Likewise.
11656 * fileread.h (class File_read): Update declarations.
11657 (class File_read::View): Add byteshift_ field. Add byteshift to
11658 constructor. Add byteshift method.
11659 * archive.h (Archive::clear_uncached_views): New function.
11660 (Archive::get_view): Add aligned parameter. Change all callers.
11661 * object.h (Object::get_view): Add aligned parameter. Change all
11662 callers.
11663 (Object::get_lasting_view): Likewise.
11664
11665 * fileread.cc (File_read::release): Don't call clear_views if
11666 there are multiple objects.
11667 * fileread.h (File_read::clear_uncached_views): New function.
11668 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11669 on the archive.
11670
a1207466
CC		 116712008-03-31 Cary Coutant <ccoutant@google.com>
11672
11673 Add thin archive support.
11674 * archive.cc (Archive::armagt): New const.
11675 (Archive::setup): Remove task parameter and calls to unlock.
11676 (Archive::unlock_nested_archives): New function.
11677 (Archive::read_header): Add nested_off parameter. Change
11678 all callers.
11679 (Archive::interpret_header): Likewise.
11680 (Archive::include_all_members): Change to handle thin
11681 archives.
11682 (Archive::include_member): Likewise.
11683 * archive.h (Archive::Archive): Add new parameters and
11684 initializers.
11685 (Archive::armagt): New const.
11686 (Archive::setup): Remove task parameter.
11687 (Archive::unlock_nested_archives): New function.
11688 (Archive::read_header): Add nested_off parameter.
11689 (Archive::interpret_header): Likewise.
11690 (Archive::Nested_archive_table): New typedef.
11691 (Archive::is_thin_archive_): New field.
11692 (Archive::nested_archives_): New field.
11693 (Archive::options_): New field.
11694 (Archive::dirpath_): New field.
11695 (Archive::task_): New field.
11696 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11697 for thin archives. Pass additional parameters to
11698 Archive::Archive. Unlock the archive file after calling
11699 Archive::setup.
cd536b21 11700
479f6503
ILT		 117012008-03-29 Ian Lance Taylor <iant@google.com>
11702
686c8caf
ILT		 11703 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11704 version symbol to be local.
11705 * testsuite/ver_test_4.sh: New file.
11706 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11707 (check_DATA): Add ver_test_4.syms.
11708 (ver_test_4.syms): New target.
11709 * testsuite/Makefile.in: Rebuild.
11710
ab794b6b
ILT		 11711 * output.cc
11712 (Output_section::Input_section_sort_entry::has_priority): New
11713 function.
11714 (Output_section::Input_section_sort_entry::match_file_name): New
11715 function.
11716 (Output_section::Input_section_sort_entry::match_section_name):
11717 Remove.
11718 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11719 Remove.
11720 (Output_section::Input_section_sort_entry::match_section_file):
11721 Remove.
11722 (Output_section::Input_section_sort_compare::operator()): Rewrite
11723 using new Input_section_sort_entry functions. Sort crtbegin and
11724 crtend first. Sort sections with no priority before sections with
11725 a priority.
11726 * testsuite/initpri1.c (d3): Check j != 4.
11727 (cd5): New constructor/destructor function.
11728 (main): Check j != 2.
11729
479f6503
ILT		 11730 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11731 new symbol when resolving, don't call set_is_default.
11732 * testsuite/ver_test_7.cc: New file.
11733 * testsuite/ver_test_7.sh: New file.
11734 * testsuite/Makefile.am (ver_test_7.so): New target.
11735 (ver_test_7.o): New target.
11736 (check_SCRIPTS): Add ver_test_7.sh.
11737 (check_DATA): Add ver_test_7.syms.
11738 (ver_test_7.syms): New target.
11739
2fd32231
ILT		 117402008-03-28 Ian Lance Taylor <iant@google.com>
11741
11742 * layout.cc (Layout::layout): If we see an input section with a
11743 name that needs sorting, set the must_sort flag for the output
11744 section.
11745 (Layout::make_output_section): If the name of the output section
11746 indicates that it might require sorting, set the may_sort flag.
11747 * output.h (Output_section::may_sort_attached_input_sections): New
11748 function.
11749 (Output_section::set_may_sort_attached_input_sections): New
11750 function.
11751 (Output_section::must_sort_attached_input_sections): New
11752 function.
11753 (Output_section::set_must_sort_attached_input_sections): New
11754 function.
11755 (class Output_section): Declare Input_section_sort_entry. Define
11756 Input_section_sort_compare. Declare
11757 sort_attached_input_sections. Add new fields:
11758 may_sort_attached_input_sections_,
11759 must_sort_attached_input_sections_,
11760 attached_input_sections_are_sorted_.
11761 * output.cc (Output_section::Output_section): Initialize new
11762 fields.
11763 (Output_section::add_input_section): Add an entry to
11764 input_sections_ if may_sort or must_sort are true.
11765 (Output_section::set_final_data_size): Call
11766 sort_attached_input_sections if necessary.
11767 (Output_section::Input_section_sort_entry): Define new class.
11768 (Output_section::Input_section_sort_compare::operator()): New
11769 function.
11770 (Output_section::sort_attached_input_sections): New function.
11771 * configure.ac: Check whether the compiler supports constructor
11772 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11773 * testsuite/initpri1.c: New file.
11774 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11775 CONSTRUCTOR_PRIORITY.
11776 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11777 (initpri1_LDFLAGS): New variable.
11778 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11779
18e6b24e
ILT		 117802008-03-27 Ian Lance Taylor <iant@google.com>
11781
49bdd526
ILT		 11782 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11783 * testsuite/common_test_1.c: New file.
11784 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11785 (common_test_1_SOURCES): New variable.
11786 (common_test_1_DEPENDENCIES): New variable.
11787 (common_test_1_LDFLAGS): New variable.
11788
18e6b24e
ILT		 11789 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11790 and commons_ correctly when NAME/VERSION does not override
11791 NAME/NULL.
11792 * testsuite/ver_test_6.c: New file.
11793 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11794 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11795 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11796
04bf7072
ILT		 117972008-03-26 Ian Lance Taylor <iant@google.com>
11798
5871526f
ILT		 11799 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11800 of an undefined symbol from a version script.
11801 * testsuite/Makefile.am (ver_test_5.so): New target.
11802 (ver_test_5.o): New target.
11803 (check_SCRIPTS): Add ver_test_5.sh.
11804 (check_DATA): Add ver_test_5.syms.
11805 (ver_test_5.syms): New target.
11806 * testsuite/ver_test_5.cc: New file.
11807 * testsuite/ver_test_5.script: New file.
11808 * testsuite/ver_test_5.sh: New file.
11809 * Makefile.in, testsuite/Makefile.in: Rebuild.
11810
04bf7072
ILT		 11811 PR gold/5986
11812 Fix problems building gold with gcc 4.3.0.
11813 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11814 (gold_error_at_location, gold_warning_at_location): Use it.
11815 * configure.ac: Check whether we can compile and use a template
11816 function with a printf attribute.
11817 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11818 when jumping over bytes.
11819 * object.cc: Instantiate Object::read_section_data.
11820 * debug.h: Include <cstring>
11821 * dwarf_reader.cc: Include <algorithm>
11822 * main.cc: Include <cstring>.
11823 * options.cc: Include <cstring>.
11824 * output.cc: Include <cstring>.
11825 * script.cc: Include <cstring>.
11826 * script.h: Include <string>.
11827 * symtab.cc: Include <cstring> and <algorithm>.
11828 * target-select.cc: Include <cstring>.
11829 * version.cc: Include <string>.
11830 * testsuite/testmain.cc: Include <cstdlib>.
11831 * configure, config.in: Rebuild.
11832
874c5b28
ILT		 118332008-03-25 Ian Lance Taylor <iant@google.com>
11834
819d6c3a
ILT		 11835 * options.cc: Include "../bfd/bfdver.h".
11836 (options::help): Print bug reporting address.
11837
f4b2c6f5
ILT		 11838 * version.cc (print_version): Adjust output for current value of
11839 BFD_VERSION_STRING.
11840
11841 * NEWS: New file.
11842
e96caa79
ILT		 11843 * options.cc (options::help): Print list of supported targets.
11844 * target-select.h: Include <vector>.
11845 (class Target_selector): Make machine_, size_, and is_big_endian_
11846 fields const. Add bfd_name_ and instantiated_target_ fields.
11847 (Target_selector::Target_selector): Add bfd_name parameter.
11848 (Target_selector::recognize): Make non-virtual, call
11849 do_recognize.
11850 (Target_selector::recognize_by_name): Make non-virtual, call
11851 do_recognize_by_name.
11852 (Target_selector::supported_names): New function.
11853 (Target_selector::bfd_name): New function.
11854 (Target_selector::do_instantiate_target): New pure virtual
11855 function.
11856 (Target_selector::do_recognize): New virtual function.
11857 (Target_selector::do_recognize_by_name): New virtual function.
11858 (Target_selector::instantiate_target): New private function.
11859 (supported_target_names): Declare.
11860 * target-select.cc (Target_selector::Target_selector): Update for
11861 new parameter and fields.
11862 (select_target_by_name): Check that the name matches before
11863 calling recognize_by_name.
11864 (supported_target_names): New function.
11865 * i386.cc (class Target_selector_i386): Update Target_selector
11866 constructor call. Remove recognize and recognize_by_name. Add
11867 do_instantiate_target.
11868 * x86_64.cc (class Target_selector_x86_64): Likewise.
11869 * testsuite/testfile.cc (class Target_selector_test): Update for
11870 changes to Target_selector.
11871
874c5b28
ILT		 11872 * README: Rewrite, with some notes on unsupported features.
11873
0a65a3a7
CC		 118742008-03-24 Cary Coutant <ccoutant@google.com>
11875
11876 * i386.cc (Target_i386::Got_type): New enum declaration.
11877 (Target_i386::Scan::local): Updated callers of Output_data_got
11878 member functions.
11879 (Target_i386::Scan::global): Likewise.
11880 (Target_i386::Relocate::relocate): Likewise.
11881 (Target_i386::Relocate::relocate_tls): Likewise.
11882 * object.h (Got_offset_list): New class.
11883 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11884 (Sized_relobj::local_got_offset): Likewise.
11885 (Sized_relobj::set_local_got_offset): Likewise.
11886 (Sized_relobj::local_has_tls_got_offset): Removed.
11887 (Sized_relobj::local_tls_got_offset): Removed.
11888 (Sized_relobj::set_local_tls_got_offset): Removed.
11889 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11890 * output.cc (Output_data_got::add_global): Added got_type parameter.
11891 (Output_data_got::add_global_with_rel): Likewise.
11892 (Output_data_got::add_global_with_rela): Likewise.
11893 (Output_data_got::add_global_pair_with_rel): New function.
11894 (Output_data_got::add_global_pair_with_rela): New function.
11895 (Output_data_got::add_local): Added got_type parameter.
11896 (Output_data_got::add_local_with_rel): Likewise.
11897 (Output_data_got::add_local_with_rela): Likewise.
11898 (Output_data_got::add_local_pair_with_rel): New function.
11899 (Output_data_got::add_local_pair_with_rela): New function.
11900 (Output_data_got::add_global_tls): Removed.
11901 (Output_data_got::add_global_tls_with_rel): Removed.
11902 (Output_data_got::add_global_tls_with_rela): Removed.
11903 (Output_data_got::add_local_tls): Removed.
11904 (Output_data_got::add_local_tls_with_rel): Removed.
11905 (Output_data_got::add_local_tls_with_rela): Removed.
11906 * output.h (Output_data_got::add_global): Added got_type parameter.
11907 (Output_data_got::add_global_with_rel): Likewise.
11908 (Output_data_got::add_global_with_rela): Likewise.
11909 (Output_data_got::add_global_pair_with_rel): New function.
11910 (Output_data_got::add_global_pair_with_rela): New function.
11911 (Output_data_got::add_local): Added got_type parameter.
11912 (Output_data_got::add_local_with_rel): Likewise.
11913 (Output_data_got::add_local_with_rela): Likewise.
11914 (Output_data_got::add_local_pair_with_rel): New function.
11915 (Output_data_got::add_local_pair_with_rela): New function.
11916 (Output_data_got::add_global_tls): Removed.
11917 (Output_data_got::add_global_tls_with_rel): Removed.
11918 (Output_data_got::add_global_tls_with_rela): Removed.
11919 (Output_data_got::add_local_tls): Removed.
11920 (Output_data_got::add_local_tls_with_rel): Removed.
11921 (Output_data_got::add_local_tls_with_rela): Removed.
11922 * resolve.cc (Symbol::override_base_with_special): Removed
11923 reference to has_got_offset_ field.
11924 * symtab.cc (Symbol::init_fields): Replaced initialization
11925 of got_offset_ with got_offsets_. Removed initialization
11926 of has_got_offset_
53fcba31 11927 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11928 (Symbol::got_offset): Likewise.
11929 (Symbol::set_got_offset): Likewise.
11930 (Symbol::has_tls_got_offset): Removed.
11931 (Symbol::tls_got_offset): Removed.
11932 (Symbol::set_tls_got_offset): Removed.
11933 (Symbol::got_offset_): Removed.
11934 (Symbol::tls_mod_got_offset_): Removed.
11935 (Symbol::tls_pair_got_offset_): Removed.
11936 (Symbol::got_offsets_): New field.
11937 (Symbol::has_got_offset): Removed.
11938 (Symbol::has_tls_mod_got_offset): Removed.
11939 (Symbol::has_tls_pair_got_offset): Removed.
11940 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11941 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11942 member functions.
11943 (Target_x86_64::Scan::global): Likewise.
11944 (Target_x86_64::Relocate::relocate): Likewise.
11945 (Target_x86_64::Relocate::relocate_tls): Likewise.
11946
bd52eafb
BE		 119472008-03-25 Ben Elliston <bje@au.ibm.com>
11948
11949 * yyscript.y: Fix spelling error in comment.
11950
8b105e34
ILT		 119512008-03-24 Ian Lance Taylor <iant@google.com>
11952
8ed814a9
ILT		 11953 * options.h (class General_options): Define build_id option.
11954 * layout.h (class Layout): Declare write_build_id, create_note,
11955 create_build_id. Add build_id_note_ member.
11956 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11957 "libiberty.h", "md5.h", "sha1.h".
11958 (Layout::Layout): Initialize eh_frame_data_,
11959 eh_frame_hdr_section_, and build_id_note_.
11960 (Layout::finalize): Call create_build_id.
11961 (Layout::create_note): New function, broken out of
11962 Layout::create_gold_note.
11963 (Layout::create_gold_note): Call create_note.
11964 (Layout::create_build_id): New function.
11965 (Layout::write_build_id): New function.
11966 (Close_task_runner::run): Call write_build_id.
11967
8b105e34
ILT		 11968 * x86_64.cc: Correct license to GPLv3.
11969
086a1841
ILT		 119702008-03-23 Ian Lance Taylor <iant@google.com>
11971
11972 * options.cc: Include "demangle.h".
11973 (parse_optional_string): New function.
11974 (parse_long_option): Handle takes_optional_argument.
11975 (parse_short_option): Update dash_z initializer. Handle
11976 takes_optional_argument.
11977 (General_options::General_options): Initialize do_demangle_.
11978 (General_options::finalize): Set do_demangle_. Handle demangling
11979 style.
11980 * options.h (parse_optional_string): Declare.
11981 (struct One_option): Add optional_arg field. Update constructor.
11982 Update call constructor calls. Add takes_optional_argument
11983 function.
11984 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11985 (DEFINE_optional_string): Define.
11986 (General_options::demangle): Change from DEFINE_bool to
11987 DEFINE_optional_string.
11988 (General_options::no_demangle): New function.
11989 (General_options::do_demangle): New function.
11990 (General_options::set_do_demangle): New function.
11991 (General_options::execstack_status_): Move definition to end of
11992 class definition.
11993 (General_options::static_): Likewise.
11994 (General_options::do_demangle_): New field.
11995 * object.cc (big_endian>::get_symbol_location_info): Call
11996 Options::do_demangle, not Options::demangle.
11997 * symtab.cc (demangle): Likewise.
11998
cbb93e63
ILT		 119992008-03-22 Ian Lance Taylor <iant@google.com>
12000
12001 * gold.h: Include <cstddef> and <sys/types.h>
12002 * options.h: Include <cstring>.
12003
ec531623
ILT		 120042008-03-21 Ian Lance Taylor <iant@google.com>
12005
12006 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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